diff --git a/Documentation/dontdiff b/Documentation/dontdiff index 9de9813..1462492 100644 --- a/Documentation/dontdiff +++ b/Documentation/dontdiff @@ -3,9 +3,11 @@ *.bc *.bin *.bz2 +*.c.[012]*.* *.cis *.cpio *.csp +*.dbg *.dsp *.dvi *.elf @@ -15,6 +17,7 @@ *.gcov *.gen.S *.gif +*.gmo *.grep *.grp *.gz @@ -51,14 +54,17 @@ *.tab.h *.tex *.ver +*.vim *.xml *.xz *_MODULES +*_reg_safe.h *_vga16.c *~ \#*# *.9 -.* +.[^g]* +.gen* .*.d .mm 53c700_d.h @@ -72,9 +78,11 @@ Image Module.markers Module.symvers PENDING +PERF* SCCS System.map* TAGS +TRACEEVENT-CFLAGS aconf af_names.h aic7*reg.h* @@ -83,6 +91,7 @@ aic7*seq.h* aicasm aicdb.h* altivec*.c +ashldi3.S asm-offsets.h asm_offsets.h autoconf.h* @@ -95,32 +104,40 @@ bounds.h bsetup btfixupprep build +builtin-policy.h bvmlinux bzImage* capability_names.h capflags.c classlist.h* +clut_vga16.c +common-cmds.h comp*.log compile.h* conf config config-* config_data.h* +config.c config.mak config.mak.autogen +config.tmp conmakehash consolemap_deftbl.c* cpustr.h crc32table.h* cscope.* defkeymap.c +devicetable-offsets.h devlist.h* dnotify_test docproc dslm +dtc-lexer.lex.c elf2ecoff elfconfig.h* evergreen_reg_safe.h +exception_policy.conf fixdep flask.h fore200e_mkfirm @@ -128,12 +145,15 @@ fore200e_pca_fw.c* gconf gconf.glade.h gen-devlist +gen-kdb_cmds.c gen_crc32table gen_init_cpio generated genheaders genksyms *_gray256.c +hash +hid-example hpet_example hugepage-mmap hugepage-shm @@ -148,14 +168,14 @@ int32.c int4.c int8.c kallsyms -kconfig +kern_constants.h keywords.c ksym.c* ksym.h* kxgettext lex.c lex.*.c -linux +lib1funcs.S logo_*.c logo_*_clut224.c logo_*_mono.c @@ -165,14 +185,15 @@ mach-types.h machtypes.h map map_hugetlb -media mconf +mdp miboot* mk_elfconfig mkboot mkbugboot mkcpustr mkdep +mkpiggy mkprep mkregtable mktables @@ -188,6 +209,8 @@ oui.c* page-types parse.c parse.h +parse-events* +pasyms.h patches* pca200e.bin pca200e_ecd.bin2 @@ -197,6 +220,7 @@ perf-archive piggyback piggy.gzip piggy.S +pmu-* pnmtologo ppc_defs.h* pss_boot.h @@ -206,7 +230,12 @@ r200_reg_safe.h r300_reg_safe.h r420_reg_safe.h r600_reg_safe.h +randomize_layout_hash.h +randomize_layout_seed.h +realmode.lds +realmode.relocs recordmcount +regdb.c relocs rlim_names.h rn50_reg_safe.h @@ -216,8 +245,12 @@ series setup setup.bin setup.elf +signing_key* +size_overflow_hash.h sImage +slabinfo sm_tbl* +sortextable split-include syscalltab.h tables.c @@ -227,6 +260,7 @@ tftpboot.img timeconst.h times.h* trix_boot.h +user_constants.h utsrelease.h* vdso-syms.lds vdso.lds @@ -238,13 +272,17 @@ vdso32.lds vdso32.so.dbg vdso64.lds vdso64.so.dbg +vdsox32.lds +vdsox32-syms.lds version.h* vmImage vmlinux vmlinux-* vmlinux.aout vmlinux.bin.all +vmlinux.bin.bz2 vmlinux.lds +vmlinux.relocs vmlinuz voffset.h vsyscall.lds @@ -252,9 +290,12 @@ vsyscall_32.lds wanxlfw.inc uImage unifdef +utsrelease.h wakeup.bin wakeup.elf wakeup.lds +x509* zImage* zconf.hash.c +zconf.lex.c zoffset.h diff --git a/Documentation/kbuild/makefiles.txt b/Documentation/kbuild/makefiles.txt index 13f888a..250729b 100644 --- a/Documentation/kbuild/makefiles.txt +++ b/Documentation/kbuild/makefiles.txt @@ -23,10 +23,11 @@ This document describes the Linux kernel Makefiles. === 4 Host Program support --- 4.1 Simple Host Program --- 4.2 Composite Host Programs - --- 4.3 Using C++ for host programs - --- 4.4 Controlling compiler options for host programs - --- 4.5 When host programs are actually built - --- 4.6 Using hostprogs-$(CONFIG_FOO) + --- 4.3 Defining shared libraries + --- 4.4 Using C++ for host programs + --- 4.5 Controlling compiler options for host programs + --- 4.6 When host programs are actually built + --- 4.7 Using hostprogs-$(CONFIG_FOO) === 5 Kbuild clean infrastructure @@ -643,7 +644,29 @@ Both possibilities are described in the following. Finally, the two .o files are linked to the executable, lxdialog. Note: The syntax <executable>-y is not permitted for host-programs. ---- 4.3 Using C++ for host programs +--- 4.3 Defining shared libraries + + Objects with extension .so are considered shared libraries, and + will be compiled as position independent objects. + Kbuild provides support for shared libraries, but the usage + shall be restricted. + In the following example the libkconfig.so shared library is used + to link the executable conf. + + Example: + #scripts/kconfig/Makefile + hostprogs-y := conf + conf-objs := conf.o libkconfig.so + libkconfig-objs := expr.o type.o + + Shared libraries always require a corresponding -objs line, and + in the example above the shared library libkconfig is composed by + the two objects expr.o and type.o. + expr.o and type.o will be built as position independent code and + linked as a shared library libkconfig.so. C++ is not supported for + shared libraries. + +--- 4.4 Using C++ for host programs kbuild offers support for host programs written in C++. This was introduced solely to support kconfig, and is not recommended @@ -666,7 +689,7 @@ Both possibilities are described in the following. qconf-cxxobjs := qconf.o qconf-objs := check.o ---- 4.4 Controlling compiler options for host programs +--- 4.5 Controlling compiler options for host programs When compiling host programs, it is possible to set specific flags. The programs will always be compiled utilising $(HOSTCC) passed @@ -694,7 +717,7 @@ Both possibilities are described in the following. When linking qconf, it will be passed the extra option "-L$(QTDIR)/lib". ---- 4.5 When host programs are actually built +--- 4.6 When host programs are actually built Kbuild will only build host-programs when they are referenced as a prerequisite. @@ -725,7 +748,7 @@ Both possibilities are described in the following. This will tell kbuild to build lxdialog even if not referenced in any rule. ---- 4.6 Using hostprogs-$(CONFIG_FOO) +--- 4.7 Using hostprogs-$(CONFIG_FOO) A typical pattern in a Kbuild file looks like this: diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 22a4b68..0ec4c2a 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -1246,6 +1246,13 @@ bytes respectively. Such letter suffixes can also be entirely omitted. Format: <unsigned int> such that (rxsize & ~0x1fffc0) == 0. Default: 1024 + grsec_proc_gid= [GRKERNSEC_PROC_USERGROUP] Chooses GID to + ignore grsecurity's /proc restrictions + + grsec_sysfs_restrict= Format: 0 | 1 + Default: 1 + Disables GRKERNSEC_SYSFS_RESTRICT if enabled in config + hashdist= [KNL,NUMA] Large hashes allocated during boot are distributed across NUMA nodes. Defaults on for 64-bit NUMA, off otherwise. @@ -2379,6 +2386,10 @@ bytes respectively. Such letter suffixes can also be entirely omitted. noexec=on: enable non-executable mappings (default) noexec=off: disable non-executable mappings + nopcid [X86-64] + Disable PCID (Process-Context IDentifier) even if it + is supported by the processor. + nosmap [X86] Disable SMAP (Supervisor Mode Access Prevention) even if it is supported by processor. @@ -2677,6 +2688,35 @@ bytes respectively. Such letter suffixes can also be entirely omitted. the specified number of seconds. This is to be used if your oopses keep scrolling off the screen. + pax_nouderef [X86] disables UDEREF. Most likely needed under certain + virtualization environments that don't cope well with the + expand down segment used by UDEREF on X86-32 or the frequent + page table updates on X86-64. + + pax_sanitize_slab= + Format: { 0 | 1 | off | fast | full } + Options '0' and '1' are only provided for backward + compatibility, 'off' or 'fast' should be used instead. + 0|off : disable slab object sanitization + 1|fast: enable slab object sanitization excluding + whitelisted slabs (default) + full : sanitize all slabs, even the whitelisted ones + + pax_softmode= 0/1 to disable/enable PaX softmode on boot already. + + pax_extra_latent_entropy + Enable a very simple form of latent entropy extraction + from the first 4GB of memory as the bootmem allocator + passes the memory pages to the buddy allocator. + + pax_size_overflow_report_only + Enables rate-limited logging of size_overflow plugin + violations while disabling killing of the violating + task. + + pax_weakuderef [X86-64] enables the weaker but faster form of UDEREF + when the processor supports PCID. + pcbit= [HW,ISDN] pcd. [PARIDE] diff --git a/Documentation/sysctl/kernel.txt b/Documentation/sysctl/kernel.txt index 6fccb69..60c7c7a 100644 --- a/Documentation/sysctl/kernel.txt +++ b/Documentation/sysctl/kernel.txt @@ -41,6 +41,7 @@ show up in /proc/sys/kernel: - kptr_restrict - kstack_depth_to_print [ X86 only ] - l2cr [ PPC only ] +- modify_ldt [ X86 only ] - modprobe ==> Documentation/debugging-modules.txt - modules_disabled - msg_next_id [ sysv ipc ] @@ -391,6 +392,20 @@ This flag controls the L2 cache of G3 processor boards. If ============================================================== +modify_ldt: (X86 only) + +Enables (1) or disables (0) the modify_ldt syscall. Modifying the LDT +(Local Descriptor Table) may be needed to run a 16-bit or segmented code +such as Dosemu or Wine. This is done via a system call which is not needed +to run portable applications, and which can sometimes be abused to exploit +some weaknesses of the architecture, opening new vulnerabilities. + +This sysctl allows one to increase the system's security by disabling the +system call, or to restore compatibility with specific applications when it +was already disabled. + +============================================================== + modules_disabled: A toggle value indicating if modules are allowed to be loaded diff --git a/Makefile b/Makefile index 2070d16..0bc2be1 100644 --- a/Makefile +++ b/Makefile @@ -298,7 +298,9 @@ CONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \ HOSTCC = gcc HOSTCXX = g++ HOSTCFLAGS = -Wall -Wmissing-prototypes -Wstrict-prototypes -O2 -fomit-frame-pointer -std=gnu89 -HOSTCXXFLAGS = -O2 +HOSTCFLAGS = -W -Wno-unused-parameter -Wno-missing-field-initializers -fno-delete-null-pointer-checks +HOSTCFLAGS += $(call cc-option, -Wno-empty-body) +HOSTCXXFLAGS = -O2 -Wall -W -Wno-array-bounds ifeq ($(shell $(HOSTCC) -v 2>&1 | grep -c "clang version"), 1) HOSTCFLAGS += -Wno-unused-value -Wno-unused-parameter \ @@ -434,8 +436,8 @@ export RCS_TAR_IGNORE := --exclude SCCS --exclude BitKeeper --exclude .svn \ # Rules shared between *config targets and build targets # Basic helpers built in scripts/ -PHONY += scripts_basic -scripts_basic: +PHONY += scripts_basic gcc-plugins +scripts_basic: gcc-plugins $(Q)$(MAKE) $(build)=scripts/basic $(Q)rm -f .tmp_quiet_recordmcount @@ -615,6 +617,85 @@ endif # Tell gcc to never replace conditional load with a non-conditional one KBUILD_CFLAGS += $(call cc-option,--param=allow-store-data-races=0) +ifndef DISABLE_PAX_PLUGINS +ifeq ($(call cc-ifversion, -ge, 0408, y), y) +PLUGINCC := $(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-plugin.sh "$(HOSTCXX)" "$(HOSTCXX)" "$(CC)") +else +PLUGINCC := $(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-plugin.sh "$(HOSTCC)" "$(HOSTCXX)" "$(CC)") +endif +ifneq ($(PLUGINCC),) +ifdef CONFIG_PAX_CONSTIFY_PLUGIN +CONSTIFY_PLUGIN_CFLAGS := -fplugin=$(objtree)/tools/gcc/constify_plugin.so -DCONSTIFY_PLUGIN +endif +ifdef CONFIG_PAX_MEMORY_STACKLEAK +STACKLEAK_PLUGIN_CFLAGS := -fplugin=$(objtree)/tools/gcc/stackleak_plugin.so -DSTACKLEAK_PLUGIN +STACKLEAK_PLUGIN_CFLAGS += -fplugin-arg-stackleak_plugin-track-lowest-sp=100 +endif +ifdef CONFIG_KALLOCSTAT_PLUGIN +KALLOCSTAT_PLUGIN_CFLAGS := -fplugin=$(objtree)/tools/gcc/kallocstat_plugin.so +endif +ifdef CONFIG_PAX_KERNEXEC_PLUGIN +KERNEXEC_PLUGIN_CFLAGS := -fplugin=$(objtree)/tools/gcc/kernexec_plugin.so +KERNEXEC_PLUGIN_CFLAGS += -fplugin-arg-kernexec_plugin-method=$(CONFIG_PAX_KERNEXEC_PLUGIN_METHOD) -DKERNEXEC_PLUGIN +KERNEXEC_PLUGIN_AFLAGS := -DKERNEXEC_PLUGIN +endif +ifdef CONFIG_GRKERNSEC_RANDSTRUCT +RANDSTRUCT_PLUGIN_CFLAGS := -fplugin=$(objtree)/tools/gcc/randomize_layout_plugin.so -DRANDSTRUCT_PLUGIN +ifdef CONFIG_GRKERNSEC_RANDSTRUCT_PERFORMANCE +RANDSTRUCT_PLUGIN_CFLAGS += -fplugin-arg-randomize_layout_plugin-performance-mode +endif +endif +ifdef CONFIG_CHECKER_PLUGIN +ifeq ($(call cc-ifversion, -ge, 0406, y), y) +CHECKER_PLUGIN_CFLAGS := -fplugin=$(objtree)/tools/gcc/checker_plugin.so -DCHECKER_PLUGIN +ifdef CONFIG_CHECKER_PLUGIN_USER +CHECKER_PLUGIN_CFLAGS += -fplugin-arg-checker_plugin-user -DCHECKER_PLUGIN_USER +endif +ifdef CONFIG_CHECKER_PLUGIN_CONTEXT +CHECKER_PLUGIN_CFLAGS += -fplugin-arg-checker_plugin-context -DCHECKER_PLUGIN_CONTEXT +endif +endif +endif +COLORIZE_PLUGIN_CFLAGS := -fplugin=$(objtree)/tools/gcc/colorize_plugin.so +ifdef CONFIG_PAX_SIZE_OVERFLOW +SIZE_OVERFLOW_PLUGIN_CFLAGS := -fplugin=$(objtree)/tools/gcc/size_overflow_plugin/size_overflow_plugin.so -DSIZE_OVERFLOW_PLUGIN +endif +ifdef CONFIG_PAX_LATENT_ENTROPY +LATENT_ENTROPY_PLUGIN_CFLAGS := -fplugin=$(objtree)/tools/gcc/latent_entropy_plugin.so -DLATENT_ENTROPY_PLUGIN +endif +ifdef CONFIG_PAX_MEMORY_STRUCTLEAK +STRUCTLEAK_PLUGIN_CFLAGS := -fplugin=$(objtree)/tools/gcc/structleak_plugin.so -DSTRUCTLEAK_PLUGIN +endif +INITIFY_PLUGIN_CFLAGS := -fplugin=$(objtree)/tools/gcc/initify_plugin.so -DINITIFY_PLUGIN +GCC_PLUGINS_CFLAGS := $(CONSTIFY_PLUGIN_CFLAGS) $(STACKLEAK_PLUGIN_CFLAGS) $(KALLOCSTAT_PLUGIN_CFLAGS) +GCC_PLUGINS_CFLAGS += $(KERNEXEC_PLUGIN_CFLAGS) $(CHECKER_PLUGIN_CFLAGS) $(COLORIZE_PLUGIN_CFLAGS) +GCC_PLUGINS_CFLAGS += $(SIZE_OVERFLOW_PLUGIN_CFLAGS) $(LATENT_ENTROPY_PLUGIN_CFLAGS) $(STRUCTLEAK_PLUGIN_CFLAGS) +GCC_PLUGINS_CFLAGS += $(INITIFY_PLUGIN_CFLAGS) +GCC_PLUGINS_CFLAGS += $(RANDSTRUCT_PLUGIN_CFLAGS) +GCC_PLUGINS_AFLAGS := $(KERNEXEC_PLUGIN_AFLAGS) +export PLUGINCC GCC_PLUGINS_CFLAGS GCC_PLUGINS_AFLAGS CONSTIFY_PLUGIN LATENT_ENTROPY_PLUGIN_CFLAGS +ifeq ($(KBUILD_EXTMOD),) +gcc-plugins: + $(Q)$(MAKE) $(build)=tools/gcc +else +gcc-plugins: ; +endif +else +gcc-plugins: +ifeq ($(call cc-ifversion, -ge, 0405, y), y) +ifeq ($(call cc-ifversion, -ge, 0408, y), y) + $(CONFIG_SHELL) -x $(srctree)/scripts/gcc-plugin.sh "$(HOSTCXX)" "$(HOSTCXX)" "$(CC)" +else + $(CONFIG_SHELL) -x $(srctree)/scripts/gcc-plugin.sh "$(HOSTCC)" "$(HOSTCXX)" "$(CC)" +endif + $(error Your gcc installation does not support plugins. If the necessary headers for plugin support are missing, they should be installed. On Debian, apt-get install gcc-<ver>-plugin-dev. If you choose to ignore this error and lessen the improvements provided by this patch, re-run make with the DISABLE_PAX_PLUGINS=y argument.)) +else + $(Q)echo "warning, your gcc version does not support plugins, you should upgrade it to gcc 4.5 at least" +endif + $(Q)echo "PAX_MEMORY_STACKLEAK, constification, PAX_LATENT_ENTROPY and other features will be less secure. PAX_SIZE_OVERFLOW will not be active." +endif +endif + ifdef CONFIG_READABLE_ASM # Disable optimizations that make assembler listings hard to read. # reorder blocks reorders the control in the function @@ -707,7 +788,7 @@ KBUILD_CFLAGS += $(call cc-option, -gsplit-dwarf, -g) else KBUILD_CFLAGS += -g endif -KBUILD_AFLAGS += -Wa,-gdwarf-2 +KBUILD_AFLAGS += -Wa,--gdwarf-2 endif ifdef CONFIG_DEBUG_INFO_DWARF4 KBUILD_CFLAGS += $(call cc-option, -gdwarf-4,) @@ -878,7 +959,7 @@ export mod_sign_cmd ifeq ($(KBUILD_EXTMOD),) -core-y += kernel/ certs/ mm/ fs/ ipc/ security/ crypto/ block/ +core-y += kernel/ certs/ mm/ fs/ ipc/ security/ crypto/ block/ grsecurity/ vmlinux-dirs := $(patsubst %/,%,$(filter %/, $(init-y) $(init-m) \ $(core-y) $(core-m) $(drivers-y) $(drivers-m) \ @@ -928,6 +1009,8 @@ endif # The actual objects are generated when descending, # make sure no implicit rule kicks in +$(filter-out $(init-y),$(vmlinux-deps)): KBUILD_CFLAGS += $(GCC_PLUGINS_CFLAGS) +$(filter-out $(init-y),$(vmlinux-deps)): KBUILD_AFLAGS += $(GCC_PLUGINS_AFLAGS) $(sort $(vmlinux-deps)): $(vmlinux-dirs) ; # Handle descending into subdirectories listed in $(vmlinux-dirs) @@ -937,7 +1020,7 @@ $(sort $(vmlinux-deps)): $(vmlinux-dirs) ; # Error messages still appears in the original language PHONY += $(vmlinux-dirs) -$(vmlinux-dirs): prepare scripts +$(vmlinux-dirs): gcc-plugins prepare scripts $(Q)$(MAKE) $(build)=$@ define filechk_kernel.release @@ -980,10 +1063,13 @@ prepare1: prepare2 $(version_h) include/generated/utsrelease.h \ archprepare: archheaders archscripts prepare1 scripts_basic +prepare0: KBUILD_CFLAGS += $(GCC_PLUGINS_CFLAGS) +prepare0: KBUILD_AFLAGS += $(GCC_PLUGINS_AFLAGS) prepare0: archprepare FORCE $(Q)$(MAKE) $(build)=. # All the preparing.. +prepare: KBUILD_CFLAGS := $(filter-out $(GCC_PLUGINS_CFLAGS),$(KBUILD_CFLAGS)) prepare: prepare0 # Generate some files @@ -1091,6 +1177,8 @@ all: modules # using awk while concatenating to the final file. PHONY += modules +modules: KBUILD_CFLAGS += $(GCC_PLUGINS_CFLAGS) +modules: KBUILD_AFLAGS += $(GCC_PLUGINS_AFLAGS) modules: $(vmlinux-dirs) $(if $(KBUILD_BUILTIN),vmlinux) modules.builtin $(Q)$(AWK) '!x[$$0]++' $(vmlinux-dirs:%=$(objtree)/%/modules.order) > $(objtree)/modules.order @$(kecho) ' Building modules, stage 2.'; @@ -1106,7 +1194,7 @@ modules.builtin: $(vmlinux-dirs:%=%/modules.builtin) # Target to prepare building external modules PHONY += modules_prepare -modules_prepare: prepare scripts +modules_prepare: gcc-plugins prepare scripts # Target to install modules PHONY += modules_install @@ -1172,7 +1260,10 @@ MRPROPER_FILES += .config .config.old .version .old_version \ Module.symvers tags TAGS cscope* GPATH GTAGS GRTAGS GSYMS \ signing_key.pem signing_key.priv signing_key.x509 \ x509.genkey extra_certificates signing_key.x509.keyid \ - signing_key.x509.signer vmlinux-gdb.py + signing_key.x509.signer vmlinux-gdb.py \ + tools/gcc/size_overflow_plugin/size_overflow_hash_aux.h \ + tools/gcc/size_overflow_plugin/size_overflow_hash.h \ + tools/gcc/randomize_layout_seed.h # clean - Delete most, but leave enough to build external modules # @@ -1211,7 +1302,7 @@ distclean: mrproper @find $(srctree) $(RCS_FIND_IGNORE) \ \( -name '*.orig' -o -name '*.rej' -o -name '*~' \ -o -name '*.bak' -o -name '#*#' -o -name '.*.orig' \ - -o -name '.*.rej' -o -name '*%' -o -name 'core' \) \ + -o -name '.*.rej' -o -name '*.so' -o -name '*%' -o -name 'core' \) \ -type f -print | xargs rm -f @@ -1377,6 +1468,8 @@ PHONY += $(module-dirs) modules $(module-dirs): crmodverdir $(objtree)/Module.symvers $(Q)$(MAKE) $(build)=$(patsubst _module_%,%,$@) +modules: KBUILD_CFLAGS += $(GCC_PLUGINS_CFLAGS) +modules: KBUILD_AFLAGS += $(GCC_PLUGINS_AFLAGS) modules: $(module-dirs) @$(kecho) ' Building modules, stage 2.'; $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.modpost @@ -1518,17 +1611,21 @@ else target-dir = $(if $(KBUILD_EXTMOD),$(dir $<),$(dir $@)) endif -%.s: %.c prepare scripts FORCE +%.s: KBUILD_CFLAGS += $(GCC_PLUGINS_CFLAGS) +%.s: KBUILD_AFLAGS += $(GCC_PLUGINS_AFLAGS) +%.s: %.c gcc-plugins prepare scripts FORCE $(Q)$(MAKE) $(build)=$(build-dir) $(target-dir)$(notdir $@) %.i: %.c prepare scripts FORCE $(Q)$(MAKE) $(build)=$(build-dir) $(target-dir)$(notdir $@) -%.o: %.c prepare scripts FORCE +%.o: KBUILD_CFLAGS += $(GCC_PLUGINS_CFLAGS) +%.o: KBUILD_AFLAGS += $(GCC_PLUGINS_AFLAGS) +%.o: %.c gcc-plugins prepare scripts FORCE $(Q)$(MAKE) $(build)=$(build-dir) $(target-dir)$(notdir $@) %.lst: %.c prepare scripts FORCE $(Q)$(MAKE) $(build)=$(build-dir) $(target-dir)$(notdir $@) -%.s: %.S prepare scripts FORCE +%.s: %.S gcc-plugins prepare scripts FORCE $(Q)$(MAKE) $(build)=$(build-dir) $(target-dir)$(notdir $@) -%.o: %.S prepare scripts FORCE +%.o: %.S gcc-plugins prepare scripts FORCE $(Q)$(MAKE) $(build)=$(build-dir) $(target-dir)$(notdir $@) %.symtypes: %.c prepare scripts FORCE $(Q)$(MAKE) $(build)=$(build-dir) $(target-dir)$(notdir $@) @@ -1540,11 +1637,15 @@ endif $(build)=$(build-dir) # Make sure the latest headers are built for Documentation Documentation/: headers_install -%/: prepare scripts FORCE +%/: KBUILD_CFLAGS += $(GCC_PLUGINS_CFLAGS) +%/: KBUILD_AFLAGS += $(GCC_PLUGINS_AFLAGS) +%/: gcc-plugins prepare scripts FORCE $(cmd_crmodverdir) $(Q)$(MAKE) KBUILD_MODULES=$(if $(CONFIG_MODULES),1) \ $(build)=$(build-dir) -%.ko: prepare scripts FORCE +%.ko: KBUILD_CFLAGS += $(GCC_PLUGINS_CFLAGS) +%.ko: KBUILD_AFLAGS += $(GCC_PLUGINS_AFLAGS) +%.ko: gcc-plugins prepare scripts FORCE $(cmd_crmodverdir) $(Q)$(MAKE) KBUILD_MODULES=$(if $(CONFIG_MODULES),1) \ $(build)=$(build-dir) $(@:.ko=.o) diff --git a/arch/alpha/include/asm/atomic.h b/arch/alpha/include/asm/atomic.h index e8c9560..b585f83 100644 --- a/arch/alpha/include/asm/atomic.h +++ b/arch/alpha/include/asm/atomic.h @@ -251,4 +251,14 @@ static inline long atomic64_dec_if_positive(atomic64_t *v) #define atomic_dec(v) atomic_sub(1,(v)) #define atomic64_dec(v) atomic64_sub(1,(v)) +#define atomic64_read_unchecked(v) atomic64_read(v) +#define atomic64_set_unchecked(v, i) atomic64_set((v), (i)) +#define atomic64_add_unchecked(a, v) atomic64_add((a), (v)) +#define atomic64_add_return_unchecked(a, v) atomic64_add_return((a), (v)) +#define atomic64_sub_unchecked(a, v) atomic64_sub((a), (v)) +#define atomic64_inc_unchecked(v) atomic64_inc(v) +#define atomic64_inc_return_unchecked(v) atomic64_inc_return(v) +#define atomic64_dec_unchecked(v) atomic64_dec(v) +#define atomic64_cmpxchg_unchecked(v, o, n) atomic64_cmpxchg((v), (o), (n)) + #endif /* _ALPHA_ATOMIC_H */ diff --git a/arch/alpha/include/asm/cache.h b/arch/alpha/include/asm/cache.h index ad368a9..fbe0f25 100644 --- a/arch/alpha/include/asm/cache.h +++ b/arch/alpha/include/asm/cache.h @@ -4,19 +4,19 @@ #ifndef __ARCH_ALPHA_CACHE_H #define __ARCH_ALPHA_CACHE_H +#include <linux/const.h> /* Bytes per L1 (data) cache line. */ #if defined(CONFIG_ALPHA_GENERIC) || defined(CONFIG_ALPHA_EV6) -# define L1_CACHE_BYTES 64 # define L1_CACHE_SHIFT 6 #else /* Both EV4 and EV5 are write-through, read-allocate, direct-mapped, physical. */ -# define L1_CACHE_BYTES 32 # define L1_CACHE_SHIFT 5 #endif +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) #define SMP_CACHE_BYTES L1_CACHE_BYTES #endif diff --git a/arch/alpha/include/asm/elf.h b/arch/alpha/include/asm/elf.h index 968d999..d36b2df 100644 --- a/arch/alpha/include/asm/elf.h +++ b/arch/alpha/include/asm/elf.h @@ -91,6 +91,13 @@ typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG]; #define ELF_ET_DYN_BASE (TASK_UNMAPPED_BASE + 0x1000000) +#ifdef CONFIG_PAX_ASLR +#define PAX_ELF_ET_DYN_BASE (current->personality & ADDR_LIMIT_32BIT ? 0x10000 : 0x120000000UL) + +#define PAX_DELTA_MMAP_LEN (current->personality & ADDR_LIMIT_32BIT ? 14 : 28) +#define PAX_DELTA_STACK_LEN (current->personality & ADDR_LIMIT_32BIT ? 14 : 19) +#endif + /* $0 is set by ld.so to a pointer to a function which might be registered using atexit. This provides a mean for the dynamic linker to call DT_FINI functions for shared libraries that have diff --git a/arch/alpha/include/asm/pgalloc.h b/arch/alpha/include/asm/pgalloc.h index aab14a0..b4fa3e7 100644 --- a/arch/alpha/include/asm/pgalloc.h +++ b/arch/alpha/include/asm/pgalloc.h @@ -29,6 +29,12 @@ pgd_populate(struct mm_struct *mm, pgd_t *pgd, pmd_t *pmd) pgd_set(pgd, pmd); } +static inline void +pgd_populate_kernel(struct mm_struct *mm, pgd_t *pgd, pmd_t *pmd) +{ + pgd_populate(mm, pgd, pmd); +} + extern pgd_t *pgd_alloc(struct mm_struct *mm); static inline void diff --git a/arch/alpha/include/asm/pgtable.h b/arch/alpha/include/asm/pgtable.h index a9a1195..e9b8417 100644 --- a/arch/alpha/include/asm/pgtable.h +++ b/arch/alpha/include/asm/pgtable.h @@ -101,6 +101,17 @@ struct vm_area_struct; #define PAGE_SHARED __pgprot(_PAGE_VALID | __ACCESS_BITS) #define PAGE_COPY __pgprot(_PAGE_VALID | __ACCESS_BITS | _PAGE_FOW) #define PAGE_READONLY __pgprot(_PAGE_VALID | __ACCESS_BITS | _PAGE_FOW) + +#ifdef CONFIG_PAX_PAGEEXEC +# define PAGE_SHARED_NOEXEC __pgprot(_PAGE_VALID | __ACCESS_BITS | _PAGE_FOE) +# define PAGE_COPY_NOEXEC __pgprot(_PAGE_VALID | __ACCESS_BITS | _PAGE_FOW | _PAGE_FOE) +# define PAGE_READONLY_NOEXEC __pgprot(_PAGE_VALID | __ACCESS_BITS | _PAGE_FOW | _PAGE_FOE) +#else +# define PAGE_SHARED_NOEXEC PAGE_SHARED +# define PAGE_COPY_NOEXEC PAGE_COPY +# define PAGE_READONLY_NOEXEC PAGE_READONLY +#endif + #define PAGE_KERNEL __pgprot(_PAGE_VALID | _PAGE_ASM | _PAGE_KRE | _PAGE_KWE) #define _PAGE_NORMAL(x) __pgprot(_PAGE_VALID | __ACCESS_BITS | (x)) diff --git a/arch/alpha/kernel/module.c b/arch/alpha/kernel/module.c index 2fd00b7..cfd5069 100644 --- a/arch/alpha/kernel/module.c +++ b/arch/alpha/kernel/module.c @@ -160,7 +160,7 @@ apply_relocate_add(Elf64_Shdr *sechdrs, const char *strtab, /* The small sections were sorted to the end of the segment. The following should definitely cover them. */ - gp = (u64)me->module_core + me->core_size - 0x8000; + gp = (u64)me->module_core_rw + me->core_size_rw - 0x8000; got = sechdrs[me->arch.gotsecindex].sh_addr; for (i = 0; i < n; i++) { diff --git a/arch/alpha/kernel/osf_sys.c b/arch/alpha/kernel/osf_sys.c index 6cc0816..3dd424d 100644 --- a/arch/alpha/kernel/osf_sys.c +++ b/arch/alpha/kernel/osf_sys.c @@ -1300,10 +1300,11 @@ SYSCALL_DEFINE1(old_adjtimex, struct timex32 __user *, txc_p) generic version except that we know how to honor ADDR_LIMIT_32BIT. */ static unsigned long -arch_get_unmapped_area_1(unsigned long addr, unsigned long len, - unsigned long limit) +arch_get_unmapped_area_1(struct file *filp, unsigned long addr, unsigned long len, + unsigned long limit, unsigned long flags) { struct vm_unmapped_area_info info; + unsigned long offset = gr_rand_threadstack_offset(current->mm, filp, flags); info.flags = 0; info.length = len; @@ -1311,6 +1312,7 @@ arch_get_unmapped_area_1(unsigned long addr, unsigned long len, info.high_limit = limit; info.align_mask = 0; info.align_offset = 0; + info.threadstack_offset = offset; return vm_unmapped_area(&info); } @@ -1343,20 +1345,24 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr, merely specific addresses, but regions of memory -- perhaps this feature should be incorporated into all ports? */ +#ifdef CONFIG_PAX_RANDMMAP + if (!(current->mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + if (addr) { - addr = arch_get_unmapped_area_1 (PAGE_ALIGN(addr), len, limit); + addr = arch_get_unmapped_area_1 (filp, PAGE_ALIGN(addr), len, limit, flags); if (addr != (unsigned long) -ENOMEM) return addr; } /* Next, try allocating at TASK_UNMAPPED_BASE. */ - addr = arch_get_unmapped_area_1 (PAGE_ALIGN(TASK_UNMAPPED_BASE), - len, limit); + addr = arch_get_unmapped_area_1 (filp, PAGE_ALIGN(current->mm->mmap_base), len, limit, flags); + if (addr != (unsigned long) -ENOMEM) return addr; /* Finally, try allocating in low memory. */ - addr = arch_get_unmapped_area_1 (PAGE_SIZE, len, limit); + addr = arch_get_unmapped_area_1 (filp, PAGE_SIZE, len, limit, flags); return addr; } diff --git a/arch/alpha/mm/fault.c b/arch/alpha/mm/fault.c index 4a905bd..0a4da53 100644 --- a/arch/alpha/mm/fault.c +++ b/arch/alpha/mm/fault.c @@ -52,6 +52,124 @@ __load_new_mm_context(struct mm_struct *next_mm) __reload_thread(pcb); } +#ifdef CONFIG_PAX_PAGEEXEC +/* + * PaX: decide what to do with offenders (regs->pc = fault address) + * + * returns 1 when task should be killed + * 2 when patched PLT trampoline was detected + * 3 when unpatched PLT trampoline was detected + */ +static int pax_handle_fetch_fault(struct pt_regs *regs) +{ + +#ifdef CONFIG_PAX_EMUPLT + int err; + + do { /* PaX: patched PLT emulation #1 */ + unsigned int ldah, ldq, jmp; + + err = get_user(ldah, (unsigned int *)regs->pc); + err |= get_user(ldq, (unsigned int *)(regs->pc+4)); + err |= get_user(jmp, (unsigned int *)(regs->pc+8)); + + if (err) + break; + + if ((ldah & 0xFFFF0000U) == 0x277B0000U && + (ldq & 0xFFFF0000U) == 0xA77B0000U && + jmp == 0x6BFB0000U) + { + unsigned long r27, addr; + unsigned long addrh = (ldah | 0xFFFFFFFFFFFF0000UL) << 16; + unsigned long addrl = ldq | 0xFFFFFFFFFFFF0000UL; + + addr = regs->r27 + ((addrh ^ 0x80000000UL) + 0x80000000UL) + ((addrl ^ 0x8000UL) + 0x8000UL); + err = get_user(r27, (unsigned long *)addr); + if (err) + break; + + regs->r27 = r27; + regs->pc = r27; + return 2; + } + } while (0); + + do { /* PaX: patched PLT emulation #2 */ + unsigned int ldah, lda, br; + + err = get_user(ldah, (unsigned int *)regs->pc); + err |= get_user(lda, (unsigned int *)(regs->pc+4)); + err |= get_user(br, (unsigned int *)(regs->pc+8)); + + if (err) + break; + + if ((ldah & 0xFFFF0000U) == 0x277B0000U && + (lda & 0xFFFF0000U) == 0xA77B0000U && + (br & 0xFFE00000U) == 0xC3E00000U) + { + unsigned long addr = br | 0xFFFFFFFFFFE00000UL; + unsigned long addrh = (ldah | 0xFFFFFFFFFFFF0000UL) << 16; + unsigned long addrl = lda | 0xFFFFFFFFFFFF0000UL; + + regs->r27 += ((addrh ^ 0x80000000UL) + 0x80000000UL) + ((addrl ^ 0x8000UL) + 0x8000UL); + regs->pc += 12 + (((addr ^ 0x00100000UL) + 0x00100000UL) << 2); + return 2; + } + } while (0); + + do { /* PaX: unpatched PLT emulation */ + unsigned int br; + + err = get_user(br, (unsigned int *)regs->pc); + + if (!err && (br & 0xFFE00000U) == 0xC3800000U) { + unsigned int br2, ldq, nop, jmp; + unsigned long addr = br | 0xFFFFFFFFFFE00000UL, resolver; + + addr = regs->pc + 4 + (((addr ^ 0x00100000UL) + 0x00100000UL) << 2); + err = get_user(br2, (unsigned int *)addr); + err |= get_user(ldq, (unsigned int *)(addr+4)); + err |= get_user(nop, (unsigned int *)(addr+8)); + err |= get_user(jmp, (unsigned int *)(addr+12)); + err |= get_user(resolver, (unsigned long *)(addr+16)); + + if (err) + break; + + if (br2 == 0xC3600000U && + ldq == 0xA77B000CU && + nop == 0x47FF041FU && + jmp == 0x6B7B0000U) + { + regs->r28 = regs->pc+4; + regs->r27 = addr+16; + regs->pc = resolver; + return 3; + } + } + } while (0); +#endif + + return 1; +} + +void pax_report_insns(struct pt_regs *regs, void *pc, void *sp) +{ + unsigned long i; + + printk(KERN_ERR "PAX: bytes at PC: "); + for (i = 0; i < 5; i++) { + unsigned int c; + if (get_user(c, (unsigned int *)pc+i)) + printk(KERN_CONT "???????? "); + else + printk(KERN_CONT "%08x ", c); + } + printk("\n"); +} +#endif /* * This routine handles page faults. It determines the address, @@ -132,8 +250,29 @@ retry: good_area: si_code = SEGV_ACCERR; if (cause < 0) { - if (!(vma->vm_flags & VM_EXEC)) + if (!(vma->vm_flags & VM_EXEC)) { + +#ifdef CONFIG_PAX_PAGEEXEC + if (!(mm->pax_flags & MF_PAX_PAGEEXEC) || address != regs->pc) + goto bad_area; + + up_read(&mm->mmap_sem); + switch (pax_handle_fetch_fault(regs)) { + +#ifdef CONFIG_PAX_EMUPLT + case 2: + case 3: + return; +#endif + + } + pax_report_fault(regs, (void *)regs->pc, (void *)rdusp()); + do_group_exit(SIGKILL); +#else goto bad_area; +#endif + + } } else if (!cause) { /* Allow reads even for write-only mappings */ if (!(vma->vm_flags & (VM_READ | VM_WRITE))) diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig index 78c0621..94cd626 100644 --- a/arch/arc/Kconfig +++ b/arch/arc/Kconfig @@ -487,6 +487,7 @@ config ARC_DBG_TLB_MISS_COUNT bool "Profile TLB Misses" default n select DEBUG_FS + depends on !GRKERNSEC_KMEM help Counts number of I and D TLB Misses and exports them via Debugfs The counters can be cleared via Debugfs as well diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 639411f..82e6320 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1785,7 +1785,7 @@ config ALIGNMENT_TRAP config UACCESS_WITH_MEMCPY bool "Use kernel mem{cpy,set}() for {copy_to,clear}_user()" - depends on MMU + depends on MMU && !PAX_MEMORY_UDEREF default y if CPU_FEROCEON help Implement faster copy_to_user and clear_user methods for CPU @@ -2022,6 +2022,7 @@ config KEXEC depends on (!SMP || PM_SLEEP_SMP) depends on !CPU_V7M select KEXEC_CORE + depends on !GRKERNSEC_KMEM help kexec is a system call that implements the ability to shutdown your current kernel, and to start another kernel. It is like a reboot diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index 0cfd7f947..63ed4c0 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug @@ -7,6 +7,7 @@ config ARM_PTDUMP depends on DEBUG_KERNEL depends on MMU select DEBUG_FS + depends on !GRKERNSEC_KMEM ---help--- Say Y here if you want to show the kernel pagetable layout in a debugfs file. This information is only useful for kernel developers diff --git a/arch/arm/include/asm/atomic.h b/arch/arm/include/asm/atomic.h index fe3ef39..60e6ae2 100644 --- a/arch/arm/include/asm/atomic.h +++ b/arch/arm/include/asm/atomic.h @@ -18,17 +18,41 @@ #include <asm/barrier.h> #include <asm/cmpxchg.h> +#ifdef CONFIG_GENERIC_ATOMIC64 +#include <asm-generic/atomic64.h> +#endif + #define ATOMIC_INIT(i) { (i) } #ifdef __KERNEL__ +#ifdef CONFIG_THUMB2_KERNEL +#define REFCOUNT_TRAP_INSN "bkpt 0xf1" +#else +#define REFCOUNT_TRAP_INSN "bkpt 0xf103" +#endif + +#define _ASM_EXTABLE(from, to) \ +" .pushsection __ex_table,\"a\"\n"\ +" .align 3\n" \ +" .long " #from ", " #to"\n" \ +" .popsection" + /* * On ARM, ordinary assignment (str instruction) doesn't clear the local * strex/ldrex monitor on some implementations. The reason we can use it for * atomic_set() is the clrex or dummy strex done on every exception return. */ #define atomic_read(v) ACCESS_ONCE((v)->counter) +static inline int atomic_read_unchecked(const atomic_unchecked_t *v) +{ + return ACCESS_ONCE(v->counter); +} #define atomic_set(v,i) (((v)->counter) = (i)) +static inline void atomic_set_unchecked(atomic_unchecked_t *v, int i) +{ + v->counter = i; +} #if __LINUX_ARM_ARCH__ >= 6 @@ -38,38 +62,64 @@ * to ensure that the update happens. */ -#define ATOMIC_OP(op, c_op, asm_op) \ -static inline void atomic_##op(int i, atomic_t *v) \ +#ifdef CONFIG_PAX_REFCOUNT +#define __OVERFLOW_POST \ + " bvc 3f\n" \ + "2: " REFCOUNT_TRAP_INSN "\n"\ + "3:\n" +#define __OVERFLOW_POST_RETURN \ + " bvc 3f\n" \ +" mov %0, %1\n" \ + "2: " REFCOUNT_TRAP_INSN "\n"\ + "3:\n" +#define __OVERFLOW_EXTABLE \ + "4:\n" \ + _ASM_EXTABLE(2b, 4b) +#else +#define __OVERFLOW_POST +#define __OVERFLOW_POST_RETURN +#define __OVERFLOW_EXTABLE +#endif + +#define __ATOMIC_OP(op, suffix, c_op, asm_op, post_op, extable) \ +static inline void atomic_##op##suffix(int i, atomic##suffix##_t *v) \ { \ unsigned long tmp; \ int result; \ \ prefetchw(&v->counter); \ - __asm__ __volatile__("@ atomic_" #op "\n" \ + __asm__ __volatile__("@ atomic_" #op #suffix "\n" \ "1: ldrex %0, [%3]\n" \ " " #asm_op " %0, %0, %4\n" \ + post_op \ " strex %1, %0, [%3]\n" \ " teq %1, #0\n" \ -" bne 1b" \ +" bne 1b\n" \ + extable \ : "=&r" (result), "=&r" (tmp), "+Qo" (v->counter) \ : "r" (&v->counter), "Ir" (i) \ : "cc"); \ } \ -#define ATOMIC_OP_RETURN(op, c_op, asm_op) \ -static inline int atomic_##op##_return_relaxed(int i, atomic_t *v) \ +#define ATOMIC_OP(op, c_op, asm_op) __ATOMIC_OP(op, _unchecked, c_op, asm_op, , )\ + __ATOMIC_OP(op, , c_op, asm_op##s, __OVERFLOW_POST, __OVERFLOW_EXTABLE) + +#define __ATOMIC_OP_RETURN(op, suffix, c_op, asm_op, post_op, extable) \ +static inline int atomic_##op##_return##suffix##_relaxed(int i, atomic##suffix##_t *v)\ { \ unsigned long tmp; \ int result; \ \ prefetchw(&v->counter); \ \ - __asm__ __volatile__("@ atomic_" #op "_return\n" \ + __asm__ __volatile__("@ atomic_" #op "_return" #suffix "\n" \ "1: ldrex %0, [%3]\n" \ " " #asm_op " %0, %0, %4\n" \ + post_op \ " strex %1, %0, [%3]\n" \ " teq %1, #0\n" \ -" bne 1b" \ +" bne 1b\n" \ + extable \ : "=&r" (result), "=&r" (tmp), "+Qo" (v->counter) \ : "r" (&v->counter), "Ir" (i) \ : "cc"); \ @@ -78,8 +128,12 @@ static inline int atomic_##op##_return_relaxed(int i, atomic_t *v) \ } #define atomic_add_return_relaxed atomic_add_return_relaxed +#define atomic_add_return_unchecked atomic_add_return_unchecked_relaxed #define atomic_sub_return_relaxed atomic_sub_return_relaxed +#define ATOMIC_OP_RETURN(op, c_op, asm_op) __ATOMIC_OP_RETURN(op, _unchecked, c_op, asm_op, , )\ + __ATOMIC_OP_RETURN(op, , c_op, asm_op##s, __OVERFLOW_POST_RETURN, __OVERFLOW_EXTABLE) + static inline int atomic_cmpxchg_relaxed(atomic_t *ptr, int old, int new) { int oldval; @@ -113,12 +167,24 @@ static inline int __atomic_add_unless(atomic_t *v, int a, int u) __asm__ __volatile__ ("@ atomic_add_unless\n" "1: ldrex %0, [%4]\n" " teq %0, %5\n" -" beq 2f\n" -" add %1, %0, %6\n" +" beq 4f\n" +" adds %1, %0, %6\n" + +#ifdef CONFIG_PAX_REFCOUNT +" bvc 3f\n" +"2: " REFCOUNT_TRAP_INSN "\n" +"3:\n" +#endif + " strex %2, %1, [%4]\n" " teq %2, #0\n" " bne 1b\n" -"2:" +"4:" + +#ifdef CONFIG_PAX_REFCOUNT + _ASM_EXTABLE(2b, 4b) +#endif + : "=&r" (oldval), "=&r" (newval), "=&r" (tmp), "+Qo" (v->counter) : "r" (&v->counter), "r" (u), "r" (a) : "cc"); @@ -129,14 +195,36 @@ static inline int __atomic_add_unless(atomic_t *v, int a, int u) return oldval; } +static inline int atomic_cmpxchg_unchecked(atomic_unchecked_t *ptr, int old, int new) +{ + unsigned long oldval, res; + + smp_mb(); + + do { + __asm__ __volatile__("@ atomic_cmpxchg_unchecked\n" + "ldrex %1, [%3]\n" + "mov %0, #0\n" + "teq %1, %4\n" + "strexeq %0, %5, [%3]\n" + : "=&r" (res), "=&r" (oldval), "+Qo" (ptr->counter) + : "r" (&ptr->counter), "Ir" (old), "r" (new) + : "cc"); + } while (res); + + smp_mb(); + + return oldval; +} + #else /* ARM_ARCH_6 */ #ifdef CONFIG_SMP #error SMP not supported on pre-ARMv6 CPUs #endif -#define ATOMIC_OP(op, c_op, asm_op) \ -static inline void atomic_##op(int i, atomic_t *v) \ +#define __ATOMIC_OP(op, suffix, c_op, asm_op) \ +static inline void atomic_##op##suffix(int i, atomic##suffix##_t *v) \ { \ unsigned long flags; \ \ @@ -145,8 +233,11 @@ static inline void atomic_##op(int i, atomic_t *v) \ raw_local_irq_restore(flags); \ } \ -#define ATOMIC_OP_RETURN(op, c_op, asm_op) \ -static inline int atomic_##op##_return(int i, atomic_t *v) \ +#define ATOMIC_OP(op, c_op, asm_op) __ATOMIC_OP(op, , c_op, asm_op) \ + __ATOMIC_OP(op, _unchecked, c_op, asm_op) + +#define __ATOMIC_OP_RETURN(op, suffix, c_op, asm_op) \ +static inline int atomic_##op##_return##suffix(int i, atomic##suffix##_t *v)\ { \ unsigned long flags; \ int val; \ @@ -159,6 +250,9 @@ static inline int atomic_##op##_return(int i, atomic_t *v) \ return val; \ } +#define ATOMIC_OP_RETURN(op, c_op, asm_op) __ATOMIC_OP_RETURN(op, , c_op, asm_op)\ + __ATOMIC_OP_RETURN(op, _unchecked, c_op, asm_op) + static inline int atomic_cmpxchg(atomic_t *v, int old, int new) { int ret; @@ -173,6 +267,11 @@ static inline int atomic_cmpxchg(atomic_t *v, int old, int new) return ret; } +static inline int atomic_cmpxchg_unchecked(atomic_unchecked_t *v, int old, int new) +{ + return atomic_cmpxchg((atomic_t *)v, old, new); +} + static inline int __atomic_add_unless(atomic_t *v, int a, int u) { int c, old; @@ -201,16 +300,38 @@ ATOMIC_OP(xor, ^=, eor) #undef ATOMIC_OPS #undef ATOMIC_OP_RETURN +#undef __ATOMIC_OP_RETURN #undef ATOMIC_OP +#undef __ATOMIC_OP #define atomic_xchg(v, new) (xchg(&((v)->counter), new)) +static inline int atomic_xchg_unchecked(atomic_unchecked_t *v, int new) +{ + return xchg_relaxed(&v->counter, new); +} #define atomic_inc(v) atomic_add(1, v) +static inline void atomic_inc_unchecked(atomic_unchecked_t *v) +{ + atomic_add_unchecked(1, v); +} #define atomic_dec(v) atomic_sub(1, v) +static inline void atomic_dec_unchecked(atomic_unchecked_t *v) +{ + atomic_sub_unchecked(1, v); +} #define atomic_inc_and_test(v) (atomic_add_return(1, v) == 0) +static inline int atomic_inc_and_test_unchecked(atomic_unchecked_t *v) +{ + return atomic_add_return_unchecked(1, v) == 0; +} #define atomic_dec_and_test(v) (atomic_sub_return(1, v) == 0) #define atomic_inc_return(v) (atomic_add_return(1, v)) +static inline int atomic_inc_return_unchecked(atomic_unchecked_t *v) +{ + return atomic_add_return_unchecked(1, v); +} #define atomic_dec_return(v) (atomic_sub_return(1, v)) #define atomic_sub_and_test(i, v) (atomic_sub_return(i, v) == 0) @@ -221,6 +342,14 @@ typedef struct { long long counter; } atomic64_t; +#ifdef CONFIG_PAX_REFCOUNT +typedef struct { + long long counter; +} atomic64_unchecked_t; +#else +typedef atomic64_t atomic64_unchecked_t; +#endif + #define ATOMIC64_INIT(i) { (i) } #ifdef CONFIG_ARM_LPAE @@ -237,6 +366,19 @@ static inline long long atomic64_read(const atomic64_t *v) return result; } +static inline long long atomic64_read_unchecked(const atomic64_unchecked_t *v) +{ + long long result; + + __asm__ __volatile__("@ atomic64_read_unchecked\n" +" ldrd %0, %H0, [%1]" + : "=&r" (result) + : "r" (&v->counter), "Qo" (v->counter) + ); + + return result; +} + static inline void atomic64_set(atomic64_t *v, long long i) { __asm__ __volatile__("@ atomic64_set\n" @@ -245,6 +387,15 @@ static inline void atomic64_set(atomic64_t *v, long long i) : "r" (&v->counter), "r" (i) ); } + +static inline void atomic64_set_unchecked(atomic64_unchecked_t *v, long long i) +{ + __asm__ __volatile__("@ atomic64_set_unchecked\n" +" strd %2, %H2, [%1]" + : "=Qo" (v->counter) + : "r" (&v->counter), "r" (i) + ); +} #else static inline long long atomic64_read(const atomic64_t *v) { @@ -259,6 +410,19 @@ static inline long long atomic64_read(const atomic64_t *v) return result; } +static inline long long atomic64_read_unchecked(const atomic64_unchecked_t *v) +{ + long long result; + + __asm__ __volatile__("@ atomic64_read_unchecked\n" +" ldrexd %0, %H0, [%1]" + : "=&r" (result) + : "r" (&v->counter), "Qo" (v->counter) + ); + + return result; +} + static inline void atomic64_set(atomic64_t *v, long long i) { long long tmp; @@ -273,43 +437,73 @@ static inline void atomic64_set(atomic64_t *v, long long i) : "r" (&v->counter), "r" (i) : "cc"); } + +static inline void atomic64_set_unchecked(atomic64_unchecked_t *v, long long i) +{ + long long tmp; + + prefetchw(&v->counter); + __asm__ __volatile__("@ atomic64_set_unchecked\n" +"1: ldrexd %0, %H0, [%2]\n" +" strexd %0, %3, %H3, [%2]\n" +" teq %0, #0\n" +" bne 1b" + : "=&r" (tmp), "=Qo" (v->counter) + : "r" (&v->counter), "r" (i) + : "cc"); +} #endif -#define ATOMIC64_OP(op, op1, op2) \ -static inline void atomic64_##op(long long i, atomic64_t *v) \ +#undef __OVERFLOW_POST_RETURN +#define __OVERFLOW_POST_RETURN \ + " bvc 3f\n" \ +" mov %0, %1\n" \ +" mov %H0, %H1\n" \ + "2: " REFCOUNT_TRAP_INSN "\n"\ + "3:\n" + +#define __ATOMIC64_OP(op, suffix, op1, op2, post_op, extable) \ +static inline void atomic64_##op##suffix(long long i, atomic64##suffix##_t *v)\ { \ long long result; \ unsigned long tmp; \ \ prefetchw(&v->counter); \ - __asm__ __volatile__("@ atomic64_" #op "\n" \ + __asm__ __volatile__("@ atomic64_" #op #suffix "\n" \ "1: ldrexd %0, %H0, [%3]\n" \ " " #op1 " %Q0, %Q0, %Q4\n" \ " " #op2 " %R0, %R0, %R4\n" \ + post_op \ " strexd %1, %0, %H0, [%3]\n" \ " teq %1, #0\n" \ -" bne 1b" \ +" bne 1b\n" \ + extable \ : "=&r" (result), "=&r" (tmp), "+Qo" (v->counter) \ : "r" (&v->counter), "r" (i) \ : "cc"); \ } \ -#define ATOMIC64_OP_RETURN(op, op1, op2) \ +#define ATOMIC64_OP(op, op1, op2) __ATOMIC64_OP(op, _unchecked, op1, op2, , ) \ + __ATOMIC64_OP(op, , op1, op2##s, __OVERFLOW_POST, __OVERFLOW_EXTABLE) + +#define __ATOMIC64_OP_RETURN(op, suffix, op1, op2, post_op, extable) \ static inline long long \ -atomic64_##op##_return_relaxed(long long i, atomic64_t *v) \ +atomic64_##op##_return##suffix##_relaxed(long long i, atomic64##suffix##_t *v) \ { \ long long result; \ unsigned long tmp; \ \ prefetchw(&v->counter); \ \ - __asm__ __volatile__("@ atomic64_" #op "_return\n" \ + __asm__ __volatile__("@ atomic64_" #op "_return" #suffix "\n" \ "1: ldrexd %0, %H0, [%3]\n" \ " " #op1 " %Q0, %Q0, %Q4\n" \ " " #op2 " %R0, %R0, %R4\n" \ + post_op \ " strexd %1, %0, %H0, [%3]\n" \ " teq %1, #0\n" \ -" bne 1b" \ +" bne 1b\n" \ + extable \ : "=&r" (result), "=&r" (tmp), "+Qo" (v->counter) \ : "r" (&v->counter), "r" (i) \ : "cc"); \ @@ -317,6 +511,9 @@ atomic64_##op##_return_relaxed(long long i, atomic64_t *v) \ return result; \ } +#define ATOMIC64_OP_RETURN(op, op1, op2) __ATOMIC64_OP_RETURN(op, _unchecked, op1, op2, , ) \ + __ATOMIC64_OP_RETURN(op, , op1, op2##s, __OVERFLOW_POST_RETURN, __OVERFLOW_EXTABLE) + #define ATOMIC64_OPS(op, op1, op2) \ ATOMIC64_OP(op, op1, op2) \ ATOMIC64_OP_RETURN(op, op1, op2) @@ -325,6 +522,7 @@ ATOMIC64_OPS(add, adds, adc) ATOMIC64_OPS(sub, subs, sbc) #define atomic64_add_return_relaxed atomic64_add_return_relaxed +#define atomic64_add_return_unchecked atomic64_add_return_unchecked_relaxed #define atomic64_sub_return_relaxed atomic64_sub_return_relaxed #define atomic64_andnot atomic64_andnot @@ -336,7 +534,12 @@ ATOMIC64_OP(xor, eor, eor) #undef ATOMIC64_OPS #undef ATOMIC64_OP_RETURN +#undef __ATOMIC64_OP_RETURN #undef ATOMIC64_OP +#undef __ATOMIC64_OP +#undef __OVERFLOW_EXTABLE +#undef __OVERFLOW_POST_RETURN +#undef __OVERFLOW_POST static inline long long atomic64_cmpxchg_relaxed(atomic64_t *ptr, long long old, long long new) @@ -361,6 +564,33 @@ atomic64_cmpxchg_relaxed(atomic64_t *ptr, long long old, long long new) return oldval; } #define atomic64_cmpxchg_relaxed atomic64_cmpxchg_relaxed +#define atomic64_cmpxchg_unchecked atomic64_cmpxchg_unchecked_relaxed + +static inline long long +atomic64_cmpxchg_unchecked_relaxed(atomic64_unchecked_t *ptr, long long old, + long long new) +{ + long long oldval; + unsigned long res; + + smp_mb(); + + do { + __asm__ __volatile__("@ atomic64_cmpxchg_unchecked\n" + "ldrexd %1, %H1, [%3]\n" + "mov %0, #0\n" + "teq %1, %4\n" + "teqeq %H1, %H4\n" + "strexdeq %0, %5, %H5, [%3]" + : "=&r" (res), "=&r" (oldval), "+Qo" (ptr->counter) + : "r" (&ptr->counter), "r" (old), "r" (new) + : "cc"); + } while (res); + + smp_mb(); + + return oldval; +} static inline long long atomic64_xchg_relaxed(atomic64_t *ptr, long long new) { @@ -385,21 +615,35 @@ static inline long long atomic64_xchg_relaxed(atomic64_t *ptr, long long new) static inline long long atomic64_dec_if_positive(atomic64_t *v) { long long result; - unsigned long tmp; + u64 tmp; smp_mb(); prefetchw(&v->counter); __asm__ __volatile__("@ atomic64_dec_if_positive\n" -"1: ldrexd %0, %H0, [%3]\n" -" subs %Q0, %Q0, #1\n" -" sbc %R0, %R0, #0\n" +"1: ldrexd %1, %H1, [%3]\n" +" subs %Q0, %Q1, #1\n" +" sbcs %R0, %R1, #0\n" + +#ifdef CONFIG_PAX_REFCOUNT +" bvc 3f\n" +" mov %Q0, %Q1\n" +" mov %R0, %R1\n" +"2: " REFCOUNT_TRAP_INSN "\n" +"3:\n" +#endif + " teq %R0, #0\n" -" bmi 2f\n" +" bmi 4f\n" " strexd %1, %0, %H0, [%3]\n" " teq %1, #0\n" " bne 1b\n" -"2:" +"4:\n" + +#ifdef CONFIG_PAX_REFCOUNT + _ASM_EXTABLE(2b, 4b) +#endif + : "=&r" (result), "=&r" (tmp), "+Qo" (v->counter) : "r" (&v->counter) : "cc"); @@ -423,13 +667,25 @@ static inline int atomic64_add_unless(atomic64_t *v, long long a, long long u) " teq %0, %5\n" " teqeq %H0, %H5\n" " moveq %1, #0\n" -" beq 2f\n" +" beq 4f\n" " adds %Q0, %Q0, %Q6\n" -" adc %R0, %R0, %R6\n" +" adcs %R0, %R0, %R6\n" + +#ifdef CONFIG_PAX_REFCOUNT +" bvc 3f\n" +"2: " REFCOUNT_TRAP_INSN "\n" +"3:\n" +#endif + " strexd %2, %0, %H0, [%4]\n" " teq %2, #0\n" " bne 1b\n" -"2:" +"4:\n" + +#ifdef CONFIG_PAX_REFCOUNT + _ASM_EXTABLE(2b, 4b) +#endif + : "=&r" (val), "+r" (ret), "=&r" (tmp), "+Qo" (v->counter) : "r" (&v->counter), "r" (u), "r" (a) : "cc"); @@ -442,10 +698,13 @@ static inline int atomic64_add_unless(atomic64_t *v, long long a, long long u) #define atomic64_add_negative(a, v) (atomic64_add_return((a), (v)) < 0) #define atomic64_inc(v) atomic64_add(1LL, (v)) +#define atomic64_inc_unchecked(v) atomic64_add_unchecked(1LL, (v)) #define atomic64_inc_return(v) atomic64_add_return(1LL, (v)) +#define atomic64_inc_return_unchecked(v) atomic64_add_return_unchecked(1LL, (v)) #define atomic64_inc_and_test(v) (atomic64_inc_return(v) == 0) #define atomic64_sub_and_test(a, v) (atomic64_sub_return((a), (v)) == 0) #define atomic64_dec(v) atomic64_sub(1LL, (v)) +#define atomic64_dec_unchecked(v) atomic64_sub_unchecked(1LL, (v)) #define atomic64_dec_return(v) atomic64_sub_return(1LL, (v)) #define atomic64_dec_and_test(v) (atomic64_dec_return((v)) == 0) #define atomic64_inc_not_zero(v) atomic64_add_unless((v), 1LL, 0LL) diff --git a/arch/arm/include/asm/cache.h b/arch/arm/include/asm/cache.h index 75fe66b..ba3dee4 100644 --- a/arch/arm/include/asm/cache.h +++ b/arch/arm/include/asm/cache.h @@ -4,8 +4,10 @@ #ifndef __ASMARM_CACHE_H #define __ASMARM_CACHE_H +#include <linux/const.h> + #define L1_CACHE_SHIFT CONFIG_ARM_L1_CACHE_SHIFT -#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) /* * Memory returned by kmalloc() may be used for DMA, so we must make @@ -24,5 +26,6 @@ #endif #define __read_mostly __attribute__((__section__(".data..read_mostly"))) +#define __read_only __attribute__ ((__section__(".data..read_only"))) #endif diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h index d5525bf..e55725d 100644 --- a/arch/arm/include/asm/cacheflush.h +++ b/arch/arm/include/asm/cacheflush.h @@ -116,7 +116,7 @@ struct cpu_cache_fns { void (*dma_unmap_area)(const void *, size_t, int); void (*dma_flush_range)(const void *, const void *); -}; +} __no_const; /* * Select the calling method diff --git a/arch/arm/include/asm/checksum.h b/arch/arm/include/asm/checksum.h index 5233151..87a71fa 100644 --- a/arch/arm/include/asm/checksum.h +++ b/arch/arm/include/asm/checksum.h @@ -37,7 +37,19 @@ __wsum csum_partial_copy_nocheck(const void *src, void *dst, int len, __wsum sum); __wsum -csum_partial_copy_from_user(const void __user *src, void *dst, int len, __wsum sum, int *err_ptr); +__csum_partial_copy_from_user(const void __user *src, void *dst, int len, __wsum sum, int *err_ptr); + +static inline __wsum +csum_partial_copy_from_user(const void __user *src, void *dst, int len, __wsum sum, int *err_ptr) +{ + __wsum ret; + pax_open_userland(); + ret = __csum_partial_copy_from_user(src, dst, len, sum, err_ptr); + pax_close_userland(); + return ret; +} + + /* * Fold a partial checksum without adding pseudo headers diff --git a/arch/arm/include/asm/cmpxchg.h b/arch/arm/include/asm/cmpxchg.h index 916a274..f988f55 100644 --- a/arch/arm/include/asm/cmpxchg.h +++ b/arch/arm/include/asm/cmpxchg.h @@ -105,6 +105,10 @@ static inline unsigned long __xchg(unsigned long x, volatile void *ptr, int size (__typeof__(*(ptr)))__xchg((unsigned long)(x), (ptr), \ sizeof(*(ptr))); \ }) +#define xchg_unchecked(ptr, x) ({ \ + (__typeof__(*(ptr)))__xchg((unsigned long)(x), (ptr), \ + sizeof(*(ptr))); \ +}) #include <asm-generic/cmpxchg-local.h> diff --git a/arch/arm/include/asm/cpuidle.h b/arch/arm/include/asm/cpuidle.h index 0f84249..8e83c55 100644 --- a/arch/arm/include/asm/cpuidle.h +++ b/arch/arm/include/asm/cpuidle.h @@ -32,7 +32,7 @@ struct device_node; struct cpuidle_ops { int (*suspend)(int cpu, unsigned long arg); int (*init)(struct device_node *, int cpu); -}; +} __no_const; struct of_cpuidle_method { const char *method; diff --git a/arch/arm/include/asm/domain.h b/arch/arm/include/asm/domain.h index fc8ba16..8b84f53 100644 --- a/arch/arm/include/asm/domain.h +++ b/arch/arm/include/asm/domain.h @@ -42,7 +42,6 @@ #define DOMAIN_USER 1 #define DOMAIN_IO 0 #endif -#define DOMAIN_VECTORS 3 /* * Domain types @@ -51,9 +50,27 @@ #define DOMAIN_CLIENT 1 #ifdef CONFIG_CPU_USE_DOMAINS #define DOMAIN_MANAGER 3 +#define DOMAIN_VECTORS 3 #else + +#ifdef CONFIG_PAX_KERNEXEC #define DOMAIN_MANAGER 1 +#define DOMAIN_KERNEXEC 3 +#else +#define DOMAIN_MANAGER 1 +#endif + +#ifdef CONFIG_PAX_MEMORY_UDEREF +#define DOMAIN_USERCLIENT 0 +#define DOMAIN_UDEREF 1 +#define DOMAIN_VECTORS DOMAIN_KERNEL +#else +#define DOMAIN_USERCLIENT 1 +#define DOMAIN_VECTORS DOMAIN_USER +#endif + #endif +#define DOMAIN_KERNELCLIENT 1 #define domain_mask(dom) ((3) << (2 * (dom))) #define domain_val(dom,type) ((type) << (2 * (dom))) @@ -62,7 +79,7 @@ #define DACR_INIT \ (domain_val(DOMAIN_USER, DOMAIN_NOACCESS) | \ domain_val(DOMAIN_KERNEL, DOMAIN_MANAGER) | \ - domain_val(DOMAIN_IO, DOMAIN_CLIENT) | \ + domain_val(DOMAIN_IO, DOMAIN_KERNELCLIENT) | \ domain_val(DOMAIN_VECTORS, DOMAIN_CLIENT)) #else #define DACR_INIT \ diff --git a/arch/arm/include/asm/elf.h b/arch/arm/include/asm/elf.h index d2315ff..f60b47b 100644 --- a/arch/arm/include/asm/elf.h +++ b/arch/arm/include/asm/elf.h @@ -117,7 +117,14 @@ int dump_task_regs(struct task_struct *t, elf_gregset_t *elfregs); the loader. We need to make sure that it is out of the way of the program that it will "exec", and that there is sufficient room for the brk. */ -#define ELF_ET_DYN_BASE (TASK_SIZE / 3 * 2) +#define ELF_ET_DYN_BASE (TASK_SIZE / 3 * 2) + +#ifdef CONFIG_PAX_ASLR +#define PAX_ELF_ET_DYN_BASE 0x00008000UL + +#define PAX_DELTA_MMAP_LEN ((current->personality == PER_LINUX_32BIT) ? 16 : 10) +#define PAX_DELTA_STACK_LEN ((current->personality == PER_LINUX_32BIT) ? 16 : 10) +#endif /* When the program starts, a1 contains a pointer to a function to be registered with atexit, as per the SVR4 ABI. A value of 0 means we diff --git a/arch/arm/include/asm/fncpy.h b/arch/arm/include/asm/fncpy.h index de53547..52b9a28 100644 --- a/arch/arm/include/asm/fncpy.h +++ b/arch/arm/include/asm/fncpy.h @@ -81,7 +81,9 @@ BUG_ON((uintptr_t)(dest_buf) & (FNCPY_ALIGN - 1) || \ (__funcp_address & ~(uintptr_t)1 & (FNCPY_ALIGN - 1))); \ \ + pax_open_kernel(); \ memcpy(dest_buf, (void const *)(__funcp_address & ~1), size); \ + pax_close_kernel(); \ flush_icache_range((unsigned long)(dest_buf), \ (unsigned long)(dest_buf) + (size)); \ \ diff --git a/arch/arm/include/asm/futex.h b/arch/arm/include/asm/futex.h index 6795368..b784325 100644 --- a/arch/arm/include/asm/futex.h +++ b/arch/arm/include/asm/futex.h @@ -52,6 +52,8 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr, if (!access_ok(VERIFY_WRITE, uaddr, sizeof(u32))) return -EFAULT; + pax_open_userland(); + smp_mb(); /* Prefetching cannot fault */ prefetchw(uaddr); @@ -71,6 +73,8 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr, uaccess_restore(__ua_flags); smp_mb(); + pax_close_userland(); + *uval = val; return ret; } @@ -107,6 +111,8 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr, return -EFAULT; preempt_disable(); + pax_open_userland(); + __ua_flags = uaccess_save_and_enable(); __asm__ __volatile__("@futex_atomic_cmpxchg_inatomic\n" "1: " TUSER(ldr) " %1, [%4]\n" @@ -119,6 +125,8 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr, : "cc", "memory"); uaccess_restore(__ua_flags); + pax_close_userland(); + *uval = val; preempt_enable(); @@ -146,6 +154,7 @@ futex_atomic_op_inuser (int encoded_op, u32 __user *uaddr) preempt_disable(); #endif pagefault_disable(); + pax_open_userland(); switch (op) { case FUTEX_OP_SET: @@ -167,6 +176,7 @@ futex_atomic_op_inuser (int encoded_op, u32 __user *uaddr) ret = -ENOSYS; } + pax_close_userland(); pagefault_enable(); #ifndef CONFIG_SMP preempt_enable(); diff --git a/arch/arm/include/asm/kmap_types.h b/arch/arm/include/asm/kmap_types.h index 83eb2f7..ed77159 100644 --- a/arch/arm/include/asm/kmap_types.h +++ b/arch/arm/include/asm/kmap_types.h @@ -4,6 +4,6 @@ /* * This is the "bare minimum". AIO seems to require this. */ -#define KM_TYPE_NR 16 +#define KM_TYPE_NR 17 #endif diff --git a/arch/arm/include/asm/mach/dma.h b/arch/arm/include/asm/mach/dma.h index 9e614a1..3302cca 100644 --- a/arch/arm/include/asm/mach/dma.h +++ b/arch/arm/include/asm/mach/dma.h @@ -22,7 +22,7 @@ struct dma_ops { int (*residue)(unsigned int, dma_t *); /* optional */ int (*setspeed)(unsigned int, dma_t *, int); /* optional */ const char *type; -}; +} __do_const; struct dma_struct { void *addr; /* single DMA address */ diff --git a/arch/arm/include/asm/mach/map.h b/arch/arm/include/asm/mach/map.h index f98c7f3..e5c626d 100644 --- a/arch/arm/include/asm/mach/map.h +++ b/arch/arm/include/asm/mach/map.h @@ -23,17 +23,19 @@ struct map_desc { /* types 0-3 are defined in asm/io.h */ enum { - MT_UNCACHED = 4, - MT_CACHECLEAN, - MT_MINICLEAN, + MT_UNCACHED_RW = 4, + MT_CACHECLEAN_RO, + MT_MINICLEAN_RO, MT_LOW_VECTORS, MT_HIGH_VECTORS, - MT_MEMORY_RWX, + __MT_MEMORY_RWX, MT_MEMORY_RW, - MT_ROM, - MT_MEMORY_RWX_NONCACHED, + MT_MEMORY_RX, + MT_ROM_RX, + MT_MEMORY_RW_NONCACHED, + MT_MEMORY_RX_NONCACHED, MT_MEMORY_RW_DTCM, - MT_MEMORY_RWX_ITCM, + MT_MEMORY_RX_ITCM, MT_MEMORY_RW_SO, MT_MEMORY_DMA_READY, }; diff --git a/arch/arm/include/asm/outercache.h b/arch/arm/include/asm/outercache.h index c2bf24f..69e437c 100644 --- a/arch/arm/include/asm/outercache.h +++ b/arch/arm/include/asm/outercache.h @@ -39,7 +39,7 @@ struct outer_cache_fns { /* This is an ARM L2C thing */ void (*write_sec)(unsigned long, unsigned); void (*configure)(const struct l2x0_regs *); -}; +} __no_const; extern struct outer_cache_fns outer_cache; diff --git a/arch/arm/include/asm/page.h b/arch/arm/include/asm/page.h index 4355f0e..cd9168e 100644 --- a/arch/arm/include/asm/page.h +++ b/arch/arm/include/asm/page.h @@ -23,6 +23,7 @@ #else +#include <linux/compiler.h> #include <asm/glue.h> /* @@ -114,7 +115,7 @@ struct cpu_user_fns { void (*cpu_clear_user_highpage)(struct page *page, unsigned long vaddr); void (*cpu_copy_user_highpage)(struct page *to, struct page *from, unsigned long vaddr, struct vm_area_struct *vma); -}; +} __no_const; #ifdef MULTI_USER extern struct cpu_user_fns cpu_user; diff --git a/arch/arm/include/asm/pgalloc.h b/arch/arm/include/asm/pgalloc.h index 19cfab5..3f5c7e9 100644 --- a/arch/arm/include/asm/pgalloc.h +++ b/arch/arm/include/asm/pgalloc.h @@ -17,6 +17,7 @@ #include <asm/processor.h> #include <asm/cacheflush.h> #include <asm/tlbflush.h> +#include <asm/system_info.h> #define check_pgt_cache() do { } while (0) @@ -43,6 +44,11 @@ static inline void pud_populate(struct mm_struct *mm, pud_t *pud, pmd_t *pmd) set_pud(pud, __pud(__pa(pmd) | PMD_TYPE_TABLE)); } +static inline void pud_populate_kernel(struct mm_struct *mm, pud_t *pud, pmd_t *pmd) +{ + pud_populate(mm, pud, pmd); +} + #else /* !CONFIG_ARM_LPAE */ /* @@ -51,6 +57,7 @@ static inline void pud_populate(struct mm_struct *mm, pud_t *pud, pmd_t *pmd) #define pmd_alloc_one(mm,addr) ({ BUG(); ((pmd_t *)2); }) #define pmd_free(mm, pmd) do { } while (0) #define pud_populate(mm,pmd,pte) BUG() +#define pud_populate_kernel(mm,pmd,pte) BUG() #endif /* CONFIG_ARM_LPAE */ @@ -128,6 +135,19 @@ static inline void pte_free(struct mm_struct *mm, pgtable_t pte) __free_page(pte); } +static inline void __section_update(pmd_t *pmdp, unsigned long addr, pmdval_t prot) +{ +#ifdef CONFIG_ARM_LPAE + pmdp[0] = __pmd(pmd_val(pmdp[0]) | prot); +#else + if (addr & SECTION_SIZE) + pmdp[1] = __pmd(pmd_val(pmdp[1]) | prot); + else + pmdp[0] = __pmd(pmd_val(pmdp[0]) | prot); +#endif + flush_pmd_entry(pmdp); +} + static inline void __pmd_populate(pmd_t *pmdp, phys_addr_t pte, pmdval_t prot) { diff --git a/arch/arm/include/asm/pgtable-2level-hwdef.h b/arch/arm/include/asm/pgtable-2level-hwdef.h index d0131ee..23a0939 100644 --- a/arch/arm/include/asm/pgtable-2level-hwdef.h +++ b/arch/arm/include/asm/pgtable-2level-hwdef.h @@ -28,7 +28,7 @@ /* * - section */ -#define PMD_SECT_PXN (_AT(pmdval_t, 1) << 0) /* v7 */ +#define PMD_SECT_PXN (_AT(pmdval_t, 1) << 0) /* v7 */ #define PMD_SECT_BUFFERABLE (_AT(pmdval_t, 1) << 2) #define PMD_SECT_CACHEABLE (_AT(pmdval_t, 1) << 3) #define PMD_SECT_XN (_AT(pmdval_t, 1) << 4) /* v6 */ @@ -40,6 +40,7 @@ #define PMD_SECT_nG (_AT(pmdval_t, 1) << 17) /* v6 */ #define PMD_SECT_SUPER (_AT(pmdval_t, 1) << 18) /* v6 */ #define PMD_SECT_AF (_AT(pmdval_t, 0)) +#define PMD_SECT_RDONLY (_AT(pmdval_t, 0)) #define PMD_SECT_UNCACHED (_AT(pmdval_t, 0)) #define PMD_SECT_BUFFERED (PMD_SECT_BUFFERABLE) @@ -69,6 +70,7 @@ * - extended small page/tiny page */ #define PTE_EXT_XN (_AT(pteval_t, 1) << 0) /* v6 */ +#define PTE_EXT_PXN (_AT(pteval_t, 1) << 2) /* v7 */ #define PTE_EXT_AP_MASK (_AT(pteval_t, 3) << 4) #define PTE_EXT_AP0 (_AT(pteval_t, 1) << 4) #define PTE_EXT_AP1 (_AT(pteval_t, 2) << 4) diff --git a/arch/arm/include/asm/pgtable-2level.h b/arch/arm/include/asm/pgtable-2level.h index aeddd28..207745c 100644 --- a/arch/arm/include/asm/pgtable-2level.h +++ b/arch/arm/include/asm/pgtable-2level.h @@ -127,6 +127,9 @@ #define L_PTE_SHARED (_AT(pteval_t, 1) << 10) /* shared(v6), coherent(xsc3) */ #define L_PTE_NONE (_AT(pteval_t, 1) << 11) +/* Two-level page tables only have PXN in the PGD, not in the PTE. */ +#define L_PTE_PXN (_AT(pteval_t, 0)) + /* * These are the memory types, defined to be compatible with * pre-ARMv6 CPUs cacheable and bufferable bits: n/a,n/a,C,B diff --git a/arch/arm/include/asm/pgtable-3level.h b/arch/arm/include/asm/pgtable-3level.h index a745a2a..481350a 100644 --- a/arch/arm/include/asm/pgtable-3level.h +++ b/arch/arm/include/asm/pgtable-3level.h @@ -80,6 +80,7 @@ #define L_PTE_USER (_AT(pteval_t, 1) << 6) /* AP[1] */ #define L_PTE_SHARED (_AT(pteval_t, 3) << 8) /* SH[1:0], inner shareable */ #define L_PTE_YOUNG (_AT(pteval_t, 1) << 10) /* AF */ +#define L_PTE_PXN (_AT(pteval_t, 1) << 53) /* PXN */ #define L_PTE_XN (_AT(pteval_t, 1) << 54) /* XN */ #define L_PTE_DIRTY (_AT(pteval_t, 1) << 55) #define L_PTE_SPECIAL (_AT(pteval_t, 1) << 56) @@ -91,10 +92,12 @@ #define L_PMD_SECT_SPLITTING (_AT(pmdval_t, 1) << 56) #define L_PMD_SECT_NONE (_AT(pmdval_t, 1) << 57) #define L_PMD_SECT_RDONLY (_AT(pteval_t, 1) << 58) +#define PMD_SECT_RDONLY PMD_SECT_AP2 /* * To be used in assembly code with the upper page attributes. */ +#define L_PTE_PXN_HIGH (1 << (53 - 32)) #define L_PTE_XN_HIGH (1 << (54 - 32)) #define L_PTE_DIRTY_HIGH (1 << (55 - 32)) diff --git a/arch/arm/include/asm/pgtable.h b/arch/arm/include/asm/pgtable.h index f403541..b10df68 100644 --- a/arch/arm/include/asm/pgtable.h +++ b/arch/arm/include/asm/pgtable.h @@ -33,6 +33,9 @@ #include <asm/pgtable-2level.h> #endif +#define ktla_ktva(addr) (addr) +#define ktva_ktla(addr) (addr) + /* * Just any arbitrary offset to the start of the vmalloc VM area: the * current 8MB value just means that there will be a 8MB "hole" after the @@ -48,6 +51,9 @@ #define LIBRARY_TEXT_START 0x0c000000 #ifndef __ASSEMBLY__ +extern pteval_t __supported_pte_mask; +extern pmdval_t __supported_pmd_mask; + extern void __pte_error(const char *file, int line, pte_t); extern void __pmd_error(const char *file, int line, pmd_t); extern void __pgd_error(const char *file, int line, pgd_t); @@ -56,6 +62,48 @@ extern void __pgd_error(const char *file, int line, pgd_t); #define pmd_ERROR(pmd) __pmd_error(__FILE__, __LINE__, pmd) #define pgd_ERROR(pgd) __pgd_error(__FILE__, __LINE__, pgd) +#define __HAVE_ARCH_PAX_OPEN_KERNEL +#define __HAVE_ARCH_PAX_CLOSE_KERNEL + +#if defined(CONFIG_PAX_KERNEXEC) || defined(CONFIG_PAX_MEMORY_UDEREF) +#include <asm/domain.h> +#include <linux/thread_info.h> +#include <linux/preempt.h> + +static inline int test_domain(int domain, int domaintype) +{ + return ((current_thread_info()->cpu_domain) & domain_val(domain, 3)) == domain_val(domain, domaintype); +} +#endif + +#ifdef CONFIG_PAX_KERNEXEC +static inline unsigned long pax_open_kernel(void) { +#ifdef CONFIG_ARM_LPAE + /* TODO */ +#else + preempt_disable(); + BUG_ON(test_domain(DOMAIN_KERNEL, DOMAIN_KERNEXEC)); + modify_domain(DOMAIN_KERNEL, DOMAIN_KERNEXEC); +#endif + return 0; +} + +static inline unsigned long pax_close_kernel(void) { +#ifdef CONFIG_ARM_LPAE + /* TODO */ +#else + BUG_ON(test_domain(DOMAIN_KERNEL, DOMAIN_MANAGER)); + /* DOMAIN_MANAGER = "client" under KERNEXEC */ + modify_domain(DOMAIN_KERNEL, DOMAIN_MANAGER); + preempt_enable_no_resched(); +#endif + return 0; +} +#else +static inline unsigned long pax_open_kernel(void) { return 0; } +static inline unsigned long pax_close_kernel(void) { return 0; } +#endif + /* * This is the lowest virtual address we can permit any user space * mapping to be mapped at. This is particularly important for @@ -75,8 +123,8 @@ extern void __pgd_error(const char *file, int line, pgd_t); /* * The pgprot_* and protection_map entries will be fixed up in runtime * to include the cachable and bufferable bits based on memory policy, - * as well as any architecture dependent bits like global/ASID and SMP - * shared mapping bits. + * as well as any architecture dependent bits like global/ASID, PXN, + * and SMP shared mapping bits. */ #define _L_PTE_DEFAULT L_PTE_PRESENT | L_PTE_YOUNG @@ -307,7 +355,7 @@ static inline pte_t pte_mknexec(pte_t pte) static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) { const pteval_t mask = L_PTE_XN | L_PTE_RDONLY | L_PTE_USER | - L_PTE_NONE | L_PTE_VALID; + L_PTE_NONE | L_PTE_VALID | __supported_pte_mask; pte_val(pte) = (pte_val(pte) & ~mask) | (pgprot_val(newprot) & mask); return pte; } diff --git a/arch/arm/include/asm/smp.h b/arch/arm/include/asm/smp.h index ef35665..d69146d 100644 --- a/arch/arm/include/asm/smp.h +++ b/arch/arm/include/asm/smp.h @@ -108,7 +108,7 @@ struct smp_operations { int (*cpu_disable)(unsigned int cpu); #endif #endif -}; +} __no_const; struct of_cpu_method { const char *method; diff --git a/arch/arm/include/asm/thread_info.h b/arch/arm/include/asm/thread_info.h index 776757d..5a598df 100644 --- a/arch/arm/include/asm/thread_info.h +++ b/arch/arm/include/asm/thread_info.h @@ -143,6 +143,10 @@ extern int vfp_restore_user_hwstate(struct user_vfp __user *, #define TIF_SYSCALL_AUDIT 5 /* syscall auditing active */ #define TIF_SYSCALL_TRACEPOINT 6 /* syscall tracepoint instrumentation */ #define TIF_SECCOMP 7 /* seccomp syscall filtering active */ +/* within 8 bits of TIF_SYSCALL_TRACE + * to meet flexible second operand requirements + */ +#define TIF_GRSEC_SETXID 8 #define TIF_NOHZ 12 /* in adaptive nohz mode */ #define TIF_USING_IWMMXT 17 @@ -158,10 +162,11 @@ extern int vfp_restore_user_hwstate(struct user_vfp __user *, #define _TIF_SYSCALL_TRACEPOINT (1 << TIF_SYSCALL_TRACEPOINT) #define _TIF_SECCOMP (1 << TIF_SECCOMP) #define _TIF_USING_IWMMXT (1 << TIF_USING_IWMMXT) +#define _TIF_GRSEC_SETXID (1 << TIF_GRSEC_SETXID) /* Checks for any syscall work in entry-common.S */ #define _TIF_SYSCALL_WORK (_TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT | \ - _TIF_SYSCALL_TRACEPOINT | _TIF_SECCOMP) + _TIF_SYSCALL_TRACEPOINT | _TIF_SECCOMP | _TIF_GRSEC_SETXID) /* * Change these and you break ASM code in entry-common.S diff --git a/arch/arm/include/asm/tls.h b/arch/arm/include/asm/tls.h index 5f833f7..76e6644 100644 --- a/arch/arm/include/asm/tls.h +++ b/arch/arm/include/asm/tls.h @@ -3,6 +3,7 @@ #include <linux/compiler.h> #include <asm/thread_info.h> +#include <asm/pgtable.h> #ifdef __ASSEMBLY__ #include <asm/asm-offsets.h> @@ -89,7 +90,9 @@ static inline void set_tls(unsigned long val) * at 0xffff0fe0 must be used instead. (see * entry-armv.S for details) */ + pax_open_kernel(); *((unsigned int *)0xffff0ff0) = val; + pax_close_kernel(); #endif } diff --git a/arch/arm/include/asm/uaccess.h b/arch/arm/include/asm/uaccess.h index 8cc85a4..5f24fe2 100644 --- a/arch/arm/include/asm/uaccess.h +++ b/arch/arm/include/asm/uaccess.h @@ -18,6 +18,7 @@ #include <asm/domain.h> #include <asm/unified.h> #include <asm/compiler.h> +#include <asm/pgtable.h> #ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS #include <asm-generic/uaccess-unaligned.h> @@ -99,11 +100,38 @@ extern int __put_user_bad(void); static inline void set_fs(mm_segment_t fs) { current_thread_info()->addr_limit = fs; - modify_domain(DOMAIN_KERNEL, fs ? DOMAIN_CLIENT : DOMAIN_MANAGER); + modify_domain(DOMAIN_KERNEL, fs ? DOMAIN_KERNELCLIENT : DOMAIN_MANAGER); } #define segment_eq(a, b) ((a) == (b)) +#define __HAVE_ARCH_PAX_OPEN_USERLAND +#define __HAVE_ARCH_PAX_CLOSE_USERLAND + +static inline void pax_open_userland(void) +{ + +#ifdef CONFIG_PAX_MEMORY_UDEREF + if (segment_eq(get_fs(), USER_DS)) { + BUG_ON(test_domain(DOMAIN_USER, DOMAIN_UDEREF)); + modify_domain(DOMAIN_USER, DOMAIN_UDEREF); + } +#endif + +} + +static inline void pax_close_userland(void) +{ + +#ifdef CONFIG_PAX_MEMORY_UDEREF + if (segment_eq(get_fs(), USER_DS)) { + BUG_ON(test_domain(DOMAIN_USER, DOMAIN_NOACCESS)); + modify_domain(DOMAIN_USER, DOMAIN_NOACCESS); + } +#endif + +} + #define __addr_ok(addr) ({ \ unsigned long flag; \ __asm__("cmp %2, %0; movlo %0, #0" \ @@ -229,8 +257,12 @@ extern int __get_user_64t_4(void *); #define get_user(x, p) \ ({ \ + int __e; \ might_fault(); \ - __get_user_check(x, p); \ + pax_open_userland(); \ + __e = __get_user_check((x), (p)); \ + pax_close_userland(); \ + __e; \ }) extern int __put_user_1(void *, unsigned int); @@ -277,8 +309,12 @@ extern int __put_user_8(void *, unsigned long long); #define put_user(x, p) \ ({ \ + int __e; \ might_fault(); \ - __put_user_check(x, p); \ + pax_open_userland(); \ + __e = __put_user_check((x), (p)); \ + pax_close_userland(); \ + __e; \ }) #else /* CONFIG_MMU */ @@ -302,6 +338,7 @@ static inline void set_fs(mm_segment_t fs) #endif /* CONFIG_MMU */ +#define access_ok_noprefault(type, addr, size) access_ok((type), (addr), (size)) #define access_ok(type, addr, size) (__range_ok(addr, size) == 0) #define user_addr_max() \ @@ -319,13 +356,17 @@ static inline void set_fs(mm_segment_t fs) #define __get_user(x, ptr) \ ({ \ long __gu_err = 0; \ + pax_open_userland(); \ __get_user_err((x), (ptr), __gu_err); \ + pax_close_userland(); \ __gu_err; \ }) #define __get_user_error(x, ptr, err) \ ({ \ + pax_open_userland(); \ __get_user_err((x), (ptr), err); \ + pax_close_userland(); \ (void) 0; \ }) @@ -392,13 +433,17 @@ do { \ #define __put_user(x, ptr) \ ({ \ long __pu_err = 0; \ + pax_open_userland(); \ __put_user_err((x), (ptr), __pu_err); \ + pax_close_userland(); \ __pu_err; \ }) #define __put_user_error(x, ptr, err) \ ({ \ + pax_open_userland(); \ __put_user_err((x), (ptr), err); \ + pax_close_userland(); \ (void) 0; \ }) @@ -490,35 +535,41 @@ do { \ #ifdef CONFIG_MMU -extern unsigned long __must_check +extern unsigned long __must_check __size_overflow(3) arm_copy_from_user(void *to, const void __user *from, unsigned long n); -static inline unsigned long __must_check +static inline unsigned long __must_check __size_overflow(3) __copy_from_user(void *to, const void __user *from, unsigned long n) { - unsigned int __ua_flags = uaccess_save_and_enable(); + unsigned int __ua_flags; + + check_object_size(to, n, false); + __ua_flags = uaccess_save_and_enable(); n = arm_copy_from_user(to, from, n); uaccess_restore(__ua_flags); return n; } -extern unsigned long __must_check +extern unsigned long __must_check __size_overflow(3) arm_copy_to_user(void __user *to, const void *from, unsigned long n); -extern unsigned long __must_check +extern unsigned long __must_check __size_overflow(3) __copy_to_user_std(void __user *to, const void *from, unsigned long n); static inline unsigned long __must_check __copy_to_user(void __user *to, const void *from, unsigned long n) { - unsigned int __ua_flags = uaccess_save_and_enable(); + unsigned int __ua_flags; + + check_object_size(from, n, true); + __ua_flags = uaccess_save_and_enable(); n = arm_copy_to_user(to, from, n); uaccess_restore(__ua_flags); return n; } -extern unsigned long __must_check +extern unsigned long __must_check __size_overflow(2) arm_clear_user(void __user *addr, unsigned long n); -extern unsigned long __must_check +extern unsigned long __must_check __size_overflow(2) __clear_user_std(void __user *addr, unsigned long n); static inline unsigned long __must_check @@ -538,6 +589,9 @@ __clear_user(void __user *addr, unsigned long n) static inline unsigned long __must_check copy_from_user(void *to, const void __user *from, unsigned long n) { + if ((long)n < 0) + return n; + if (access_ok(VERIFY_READ, from, n)) n = __copy_from_user(to, from, n); else /* security hole - plug it */ @@ -547,6 +601,9 @@ static inline unsigned long __must_check copy_from_user(void *to, const void __u static inline unsigned long __must_check copy_to_user(void __user *to, const void *from, unsigned long n) { + if ((long)n < 0) + return n; + if (access_ok(VERIFY_WRITE, to, n)) n = __copy_to_user(to, from, n); return n; diff --git a/arch/arm/include/uapi/asm/ptrace.h b/arch/arm/include/uapi/asm/ptrace.h index 5af0ed1..cea83883 100644 --- a/arch/arm/include/uapi/asm/ptrace.h +++ b/arch/arm/include/uapi/asm/ptrace.h @@ -92,7 +92,7 @@ * ARMv7 groups of PSR bits */ #define APSR_MASK 0xf80f0000 /* N, Z, C, V, Q and GE flags */ -#define PSR_ISET_MASK 0x01000010 /* ISA state (J, T) mask */ +#define PSR_ISET_MASK 0x01000020 /* ISA state (J, T) mask */ #define PSR_IT_MASK 0x0600fc00 /* If-Then execution state mask */ #define PSR_ENDIAN_MASK 0x00000200 /* Endianness state mask */ diff --git a/arch/arm/kernel/armksyms.c b/arch/arm/kernel/armksyms.c index f89811f..1d110d1 100644 --- a/arch/arm/kernel/armksyms.c +++ b/arch/arm/kernel/armksyms.c @@ -58,7 +58,7 @@ EXPORT_SYMBOL(arm_delay_ops); /* networking */ EXPORT_SYMBOL(csum_partial); -EXPORT_SYMBOL(csum_partial_copy_from_user); +EXPORT_SYMBOL(__csum_partial_copy_from_user); EXPORT_SYMBOL(csum_partial_copy_nocheck); EXPORT_SYMBOL(__csum_ipv6_magic); diff --git a/arch/arm/kernel/cpuidle.c b/arch/arm/kernel/cpuidle.c index 318da33..373689f 100644 --- a/arch/arm/kernel/cpuidle.c +++ b/arch/arm/kernel/cpuidle.c @@ -19,7 +19,7 @@ extern struct of_cpuidle_method __cpuidle_method_of_table[]; static const struct of_cpuidle_method __cpuidle_method_of_table_sentinel __used __section(__cpuidle_method_of_table_end); -static struct cpuidle_ops cpuidle_ops[NR_CPUS]; +static struct cpuidle_ops cpuidle_ops[NR_CPUS] __read_only; /** * arm_cpuidle_simple_enter() - a wrapper to cpu_do_idle() diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S index 3e1c26e..9ea61e6 100644 --- a/arch/arm/kernel/entry-armv.S +++ b/arch/arm/kernel/entry-armv.S @@ -50,6 +50,87 @@ 9997: .endm + .macro pax_enter_kernel +#if defined(CONFIG_PAX_KERNEXEC) || defined(CONFIG_PAX_MEMORY_UDEREF) + @ make aligned space for saved DACR + sub sp, sp, #8 + @ save regs + stmdb sp!, {r1, r2} + @ read DACR from cpu_domain into r1 + mov r2, sp + @ assume 8K pages, since we have to split the immediate in two + bic r2, r2, #(0x1fc0) + bic r2, r2, #(0x3f) + ldr r1, [r2, #TI_CPU_DOMAIN] + @ store old DACR on stack + str r1, [sp, #8] +#ifdef CONFIG_PAX_KERNEXEC + @ set type of DOMAIN_KERNEL to DOMAIN_KERNELCLIENT + bic r1, r1, #(domain_val(DOMAIN_KERNEL, 3)) + orr r1, r1, #(domain_val(DOMAIN_KERNEL, DOMAIN_KERNELCLIENT)) +#endif +#ifdef CONFIG_PAX_MEMORY_UDEREF + @ set current DOMAIN_USER to DOMAIN_NOACCESS + bic r1, r1, #(domain_val(DOMAIN_USER, 3)) +#endif + @ write r1 to current_thread_info()->cpu_domain + str r1, [r2, #TI_CPU_DOMAIN] + @ write r1 to DACR + mcr p15, 0, r1, c3, c0, 0 + @ instruction sync + instr_sync + @ restore regs + ldmia sp!, {r1, r2} +#endif + .endm + + .macro pax_open_userland +#ifdef CONFIG_PAX_MEMORY_UDEREF + @ save regs + stmdb sp!, {r0, r1} + @ read DACR from cpu_domain into r1 + mov r0, sp + @ assume 8K pages, since we have to split the immediate in two + bic r0, r0, #(0x1fc0) + bic r0, r0, #(0x3f) + ldr r1, [r0, #TI_CPU_DOMAIN] + @ set current DOMAIN_USER to DOMAIN_CLIENT + bic r1, r1, #(domain_val(DOMAIN_USER, 3)) + orr r1, r1, #(domain_val(DOMAIN_USER, DOMAIN_UDEREF)) + @ write r1 to current_thread_info()->cpu_domain + str r1, [r0, #TI_CPU_DOMAIN] + @ write r1 to DACR + mcr p15, 0, r1, c3, c0, 0 + @ instruction sync + instr_sync + @ restore regs + ldmia sp!, {r0, r1} +#endif + .endm + + .macro pax_close_userland +#ifdef CONFIG_PAX_MEMORY_UDEREF + @ save regs + stmdb sp!, {r0, r1} + @ read DACR from cpu_domain into r1 + mov r0, sp + @ assume 8K pages, since we have to split the immediate in two + bic r0, r0, #(0x1fc0) + bic r0, r0, #(0x3f) + ldr r1, [r0, #TI_CPU_DOMAIN] + @ set current DOMAIN_USER to DOMAIN_NOACCESS + bic r1, r1, #(domain_val(DOMAIN_USER, 3)) + @ write r1 to current_thread_info()->cpu_domain + str r1, [r0, #TI_CPU_DOMAIN] + @ write r1 to DACR + mcr p15, 0, r1, c3, c0, 0 + @ instruction sync + instr_sync + @ restore regs + ldmia sp!, {r0, r1} +#endif + .endm + .macro pabt_helper @ PABORT handler takes pt_regs in r2, fault address in r4 and psr in r5 #ifdef MULTI_PABORT @@ -92,11 +173,15 @@ * Invalid mode handlers */ .macro inv_entry, reason + + pax_enter_kernel + sub sp, sp, #S_FRAME_SIZE ARM( stmib sp, {r1 - lr} ) THUMB( stmia sp, {r0 - r12} ) THUMB( str sp, [sp, #S_SP] ) THUMB( str lr, [sp, #S_LR] ) + mov r1, #\reason .endm @@ -152,6 +237,9 @@ ENDPROC(__und_invalid) .macro svc_entry, stack_hole=0, trace=1, uaccess=1 UNWIND(.fnstart ) UNWIND(.save {r0 - pc} ) + + pax_enter_kernel + sub sp, sp, #(S_FRAME_SIZE + 8 + \stack_hole - 4) #ifdef CONFIG_THUMB2_KERNEL SPFIX( str r0, [sp] ) @ temporarily saved @@ -167,7 +255,12 @@ ENDPROC(__und_invalid) ldmia r0, {r3 - r5} add r7, sp, #S_SP - 4 @ here for interlock avoidance mov r6, #-1 @ "" "" "" "" +#if defined(CONFIG_PAX_KERNEXEC) || defined(CONFIG_PAX_MEMORY_UDEREF) + @ offset sp by 8 as done in pax_enter_kernel + add r2, sp, #(S_FRAME_SIZE + \stack_hole + 4) +#else add r2, sp, #(S_FRAME_SIZE + 8 + \stack_hole - 4) +#endif SPFIX( addeq r2, r2, #4 ) str r3, [sp, #-4]! @ save the "real" r0 copied @ from the exception stack @@ -376,6 +469,9 @@ ENDPROC(__fiq_abt) .macro usr_entry, trace=1, uaccess=1 UNWIND(.fnstart ) UNWIND(.cantunwind ) @ don't unwind the user space + + pax_enter_kernel_user + sub sp, sp, #S_FRAME_SIZE ARM( stmib sp, {r1 - r12} ) THUMB( stmia sp, {r0 - r12} ) @@ -490,7 +586,9 @@ __und_usr: tst r3, #PSR_T_BIT @ Thumb mode? bne __und_usr_thumb sub r4, r2, #4 @ ARM instr at LR - 4 + pax_open_userland 1: ldrt r0, [r4] + pax_close_userland ARM_BE8(rev r0, r0) @ little endian instruction uaccess_disable ip @@ -526,11 +624,15 @@ __und_usr_thumb: */ .arch armv6t2 #endif + pax_open_userland 2: ldrht r5, [r4] + pax_close_userland ARM_BE8(rev16 r5, r5) @ little endian instruction cmp r5, #0xe800 @ 32bit instruction if xx != 0 blo __und_usr_fault_16_pan @ 16bit undefined instruction + pax_open_userland 3: ldrht r0, [r2] + pax_close_userland ARM_BE8(rev16 r0, r0) @ little endian instruction uaccess_disable ip add r2, r2, #2 @ r2 is PC + 2, make it PC + 4 @@ -561,7 +663,8 @@ ENDPROC(__und_usr) */ .pushsection .text.fixup, "ax" .align 2 -4: str r4, [sp, #S_PC] @ retry current instruction +4: pax_close_userland + str r4, [sp, #S_PC] @ retry current instruction ret r9 .popsection .pushsection __ex_table,"a" @@ -783,7 +886,7 @@ ENTRY(__switch_to) THUMB( str lr, [ip], #4 ) ldr r4, [r2, #TI_TP_VALUE] ldr r5, [r2, #TI_TP_VALUE + 4] -#ifdef CONFIG_CPU_USE_DOMAINS +#if defined(CONFIG_CPU_USE_DOMAINS) || defined(CONFIG_PAX_KERNEXEC) || defined(CONFIG_PAX_MEMORY_UDEREF) mrc p15, 0, r6, c3, c0, 0 @ Get domain register str r6, [r1, #TI_CPU_DOMAIN] @ Save old domain register ldr r6, [r2, #TI_CPU_DOMAIN] @@ -794,7 +897,7 @@ ENTRY(__switch_to) ldr r8, =__stack_chk_guard ldr r7, [r7, #TSK_STACK_CANARY] #endif -#ifdef CONFIG_CPU_USE_DOMAINS +#if defined(CONFIG_CPU_USE_DOMAINS) || defined(CONFIG_PAX_KERNEXEC) || defined(CONFIG_PAX_MEMORY_UDEREF) mcr p15, 0, r6, c3, c0, 0 @ Set domain register #endif mov r5, r0 diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S index 30a7228..d071196 100644 --- a/arch/arm/kernel/entry-common.S +++ b/arch/arm/kernel/entry-common.S @@ -11,18 +11,46 @@ #include <asm/assembler.h> #include <asm/unistd.h> #include <asm/ftrace.h> +#include <asm/domain.h> #include <asm/unwind.h> +#include "entry-header.S" + #ifdef CONFIG_NEED_RET_TO_USER #include <mach/entry-macro.S> #else .macro arch_ret_to_user, tmp1, tmp2 +#if defined(CONFIG_PAX_KERNEXEC) || defined(CONFIG_PAX_MEMORY_UDEREF) + @ save regs + stmdb sp!, {r1, r2} + @ read DACR from cpu_domain into r1 + mov r2, sp + @ assume 8K pages, since we have to split the immediate in two + bic r2, r2, #(0x1fc0) + bic r2, r2, #(0x3f) + ldr r1, [r2, #TI_CPU_DOMAIN] +#ifdef CONFIG_PAX_KERNEXEC + @ set type of DOMAIN_KERNEL to DOMAIN_KERNELCLIENT + bic r1, r1, #(domain_val(DOMAIN_KERNEL, 3)) + orr r1, r1, #(domain_val(DOMAIN_KERNEL, DOMAIN_KERNELCLIENT)) +#endif +#ifdef CONFIG_PAX_MEMORY_UDEREF + @ set current DOMAIN_USER to DOMAIN_UDEREF + bic r1, r1, #(domain_val(DOMAIN_USER, 3)) + orr r1, r1, #(domain_val(DOMAIN_USER, DOMAIN_UDEREF)) +#endif + @ write r1 to current_thread_info()->cpu_domain + str r1, [r2, #TI_CPU_DOMAIN] + @ write r1 to DACR + mcr p15, 0, r1, c3, c0, 0 + @ instruction sync + instr_sync + @ restore regs + ldmia sp!, {r1, r2} +#endif .endm #endif -#include "entry-header.S" - - .align 5 #if !(IS_ENABLED(CONFIG_TRACE_IRQFLAGS) || IS_ENABLED(CONFIG_CONTEXT_TRACKING)) /* @@ -36,7 +64,9 @@ ret_fast_syscall: UNWIND(.cantunwind ) disable_irq_notrace @ disable interrupts ldr r1, [tsk, #TI_FLAGS] @ re-check for syscall tracing - tst r1, #_TIF_SYSCALL_WORK | _TIF_WORK_MASK + tst r1, #_TIF_SYSCALL_WORK + bne fast_work_pending + tst r1, #_TIF_WORK_MASK bne fast_work_pending /* perform architecture specific actions before user return */ @@ -62,7 +92,9 @@ ret_fast_syscall: str r0, [sp, #S_R0 + S_OFF]! @ save returned r0 disable_irq_notrace @ disable interrupts ldr r1, [tsk, #TI_FLAGS] @ re-check for syscall tracing - tst r1, #_TIF_SYSCALL_WORK | _TIF_WORK_MASK + tst r1, #_TIF_SYSCALL_WORK + bne __sys_trace_return_nosave + tst r1, #_TIF_WORK_MASK beq no_work_pending UNWIND(.fnend ) ENDPROC(ret_fast_syscall) @@ -199,6 +231,12 @@ ENTRY(vector_swi) uaccess_disable tbl + /* + * do this here to avoid a performance hit of wrapping the code above + * that directly dereferences userland to parse the SWI instruction + */ + pax_enter_kernel_user + adr tbl, sys_call_table @ load syscall table pointer #if defined(CONFIG_OABI_COMPAT) diff --git a/arch/arm/kernel/entry-header.S b/arch/arm/kernel/entry-header.S index 0d22ad2..d776aa0 100644 --- a/arch/arm/kernel/entry-header.S +++ b/arch/arm/kernel/entry-header.S @@ -196,6 +196,59 @@ msr cpsr_c, \rtemp @ switch back to the SVC mode .endm + .macro pax_enter_kernel_user +#if defined(CONFIG_PAX_KERNEXEC) || defined(CONFIG_PAX_MEMORY_UDEREF) + @ save regs + stmdb sp!, {r0, r1} + @ read DACR from cpu_domain into r1 + mov r0, sp + @ assume 8K pages, since we have to split the immediate in two + bic r0, r0, #(0x1fc0) + bic r0, r0, #(0x3f) + ldr r1, [r0, #TI_CPU_DOMAIN] +#ifdef CONFIG_PAX_MEMORY_UDEREF + @ set current DOMAIN_USER to DOMAIN_NOACCESS + bic r1, r1, #(domain_val(DOMAIN_USER, 3)) +#endif +#ifdef CONFIG_PAX_KERNEXEC + @ set current DOMAIN_KERNEL to DOMAIN_KERNELCLIENT + bic r1, r1, #(domain_val(DOMAIN_KERNEL, 3)) + orr r1, r1, #(domain_val(DOMAIN_KERNEL, DOMAIN_KERNELCLIENT)) +#endif + @ write r1 to current_thread_info()->cpu_domain + str r1, [r0, #TI_CPU_DOMAIN] + @ write r1 to DACR + mcr p15, 0, r1, c3, c0, 0 + @ instruction sync + instr_sync + @ restore regs + ldmia sp!, {r0, r1} +#endif + .endm + + .macro pax_exit_kernel +#if defined(CONFIG_PAX_KERNEXEC) || defined(CONFIG_PAX_MEMORY_UDEREF) + @ save regs + stmdb sp!, {r0, r1} + @ read old DACR from stack into r1 + ldr r1, [sp, #(8 + S_SP)] + sub r1, r1, #8 + ldr r1, [r1] + + @ write r1 to current_thread_info()->cpu_domain + mov r0, sp + @ assume 8K pages, since we have to split the immediate in two + bic r0, r0, #(0x1fc0) + bic r0, r0, #(0x3f) + str r1, [r0, #TI_CPU_DOMAIN] + @ write r1 to DACR + mcr p15, 0, r1, c3, c0, 0 + @ instruction sync + instr_sync + @ restore regs + ldmia sp!, {r0, r1} +#endif + .endm .macro svc_exit, rpsr, irq = 0 .if \irq != 0 @@ -217,6 +270,8 @@ .endif uaccess_restore + pax_exit_kernel + #ifndef CONFIG_THUMB2_KERNEL @ ARM mode SVC restore msr spsr_cxsf, \rpsr diff --git a/arch/arm/kernel/fiq.c b/arch/arm/kernel/fiq.c index 059c3da..8e45cfc 100644 --- a/arch/arm/kernel/fiq.c +++ b/arch/arm/kernel/fiq.c @@ -95,7 +95,10 @@ void set_fiq_handler(void *start, unsigned int length) void *base = vectors_page; unsigned offset = FIQ_OFFSET; + pax_open_kernel(); memcpy(base + offset, start, length); + pax_close_kernel(); + if (!cache_is_vipt_nonaliasing()) flush_icache_range((unsigned long)base + offset, offset + length); diff --git a/arch/arm/kernel/module-plts.c b/arch/arm/kernel/module-plts.c index 097e2e2..3927085 100644 --- a/arch/arm/kernel/module-plts.c +++ b/arch/arm/kernel/module-plts.c @@ -30,17 +30,12 @@ struct plt_entries { u32 lit[PLT_ENT_COUNT]; }; -static bool in_init(const struct module *mod, u32 addr) -{ - return addr - (u32)mod->module_init < mod->init_size; -} - u32 get_module_plt(struct module *mod, unsigned long loc, Elf32_Addr val) { struct plt_entries *plt, *plt_end; int c, *count; - if (in_init(mod, loc)) { + if (within_module_init(loc, mod)) { plt = (void *)mod->arch.init_plt->sh_addr; plt_end = (void *)plt + mod->arch.init_plt->sh_size; count = &mod->arch.init_plt_count; diff --git a/arch/arm/kernel/module.c b/arch/arm/kernel/module.c index efdddcb..35e58f6 100644 --- a/arch/arm/kernel/module.c +++ b/arch/arm/kernel/module.c @@ -38,17 +38,47 @@ #endif #ifdef CONFIG_MMU -void *module_alloc(unsigned long size) +static inline void *__module_alloc(unsigned long size, pgprot_t prot) { - void *p = __vmalloc_node_range(size, 1, MODULES_VADDR, MODULES_END, - GFP_KERNEL, PAGE_KERNEL_EXEC, 0, NUMA_NO_NODE, + void *p; + + if (!size || (!IS_ENABLED(CONFIG_ARM_MODULE_PLTS) && PAGE_ALIGN(size) > MODULES_END - MODULES_VADDR)) + return NULL; + + p = __vmalloc_node_range(size, 1, MODULES_VADDR, MODULES_END, + GFP_KERNEL, prot, 0, NUMA_NO_NODE, __builtin_return_address(0)); if (!IS_ENABLED(CONFIG_ARM_MODULE_PLTS) || p) return p; return __vmalloc_node_range(size, 1, VMALLOC_START, VMALLOC_END, - GFP_KERNEL, PAGE_KERNEL_EXEC, 0, NUMA_NO_NODE, + GFP_KERNEL, prot, 0, NUMA_NO_NODE, __builtin_return_address(0)); } + +void *module_alloc(unsigned long size) +{ + +#ifdef CONFIG_PAX_KERNEXEC + return __module_alloc(size, PAGE_KERNEL); +#else + return __module_alloc(size, PAGE_KERNEL_EXEC); +#endif + +} + +#ifdef CONFIG_PAX_KERNEXEC +void module_memfree_exec(void *module_region) +{ + module_memfree(module_region); +} +EXPORT_SYMBOL(module_memfree_exec); + +void *module_alloc_exec(unsigned long size) +{ + return __module_alloc(size, PAGE_KERNEL_EXEC); +} +EXPORT_SYMBOL(module_alloc_exec); +#endif #endif int diff --git a/arch/arm/kernel/patch.c b/arch/arm/kernel/patch.c index 69bda1a..755113a 100644 --- a/arch/arm/kernel/patch.c +++ b/arch/arm/kernel/patch.c @@ -66,6 +66,7 @@ void __kprobes __patch_text_real(void *addr, unsigned int insn, bool remap) else __acquire(&patch_lock); + pax_open_kernel(); if (thumb2 && __opcode_is_thumb16(insn)) { *(u16 *)waddr = __opcode_to_mem_thumb16(insn); size = sizeof(u16); @@ -97,6 +98,7 @@ void __kprobes __patch_text_real(void *addr, unsigned int insn, bool remap) *(u32 *)waddr = insn; size = sizeof(u32); } + pax_close_kernel(); if (waddr != addr) { flush_kernel_vmap_range(waddr, twopage ? size / 2 : size); diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index 7a7c4ce..bc91093 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -98,8 +98,8 @@ void __show_regs(struct pt_regs *regs) show_regs_print_info(KERN_DEFAULT); - print_symbol("PC is at %s\n", instruction_pointer(regs)); - print_symbol("LR is at %s\n", regs->ARM_lr); + printk("PC is at %pA\n", (void *)instruction_pointer(regs)); + printk("LR is at %pA\n", (void *)regs->ARM_lr); printk("pc : [<%08lx>] lr : [<%08lx>] psr: %08lx\n" "sp : %08lx ip : %08lx fp : %08lx\n", regs->ARM_pc, regs->ARM_lr, regs->ARM_cpsr, @@ -309,12 +309,6 @@ unsigned long get_wchan(struct task_struct *p) return 0; } -unsigned long arch_randomize_brk(struct mm_struct *mm) -{ - unsigned long range_end = mm->brk + 0x02000000; - return randomize_range(mm->brk, range_end, 0) ? : mm->brk; -} - #ifdef CONFIG_MMU #ifdef CONFIG_KUSER_HELPERS /* @@ -330,7 +324,7 @@ static struct vm_area_struct gate_vma = { static int __init gate_vma_init(void) { - gate_vma.vm_page_prot = PAGE_READONLY_EXEC; + gate_vma.vm_page_prot = vm_get_page_prot(gate_vma.vm_flags); return 0; } arch_initcall(gate_vma_init); @@ -359,91 +353,13 @@ const char *arch_vma_name(struct vm_area_struct *vma) return is_gate_vma(vma) ? "[vectors]" : NULL; } -/* If possible, provide a placement hint at a random offset from the - * stack for the sigpage and vdso pages. - */ -static unsigned long sigpage_addr(const struct mm_struct *mm, - unsigned int npages) -{ - unsigned long offset; - unsigned long first; - unsigned long last; - unsigned long addr; - unsigned int slots; - - first = PAGE_ALIGN(mm->start_stack); - - last = TASK_SIZE - (npages << PAGE_SHIFT); - - /* No room after stack? */ - if (first > last) - return 0; - - /* Just enough room? */ - if (first == last) - return first; - - slots = ((last - first) >> PAGE_SHIFT) + 1; - - offset = get_random_int() % slots; - - addr = first + (offset << PAGE_SHIFT); - - return addr; -} - -static struct page *signal_page; -extern struct page *get_signal_page(void); - -static const struct vm_special_mapping sigpage_mapping = { - .name = "[sigpage]", - .pages = &signal_page, -}; - int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) { struct mm_struct *mm = current->mm; - struct vm_area_struct *vma; - unsigned long npages; - unsigned long addr; - unsigned long hint; - int ret = 0; - - if (!signal_page) - signal_page = get_signal_page(); - if (!signal_page) - return -ENOMEM; - - npages = 1; /* for sigpage */ - npages += vdso_total_pages; down_write(&mm->mmap_sem); - hint = sigpage_addr(mm, npages); - addr = get_unmapped_area(NULL, hint, npages << PAGE_SHIFT, 0, 0); - if (IS_ERR_VALUE(addr)) { - ret = addr; - goto up_fail; - } - - vma = _install_special_mapping(mm, addr, PAGE_SIZE, - VM_READ | VM_EXEC | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC, - &sigpage_mapping); - - if (IS_ERR(vma)) { - ret = PTR_ERR(vma); - goto up_fail; - } - - mm->context.sigpage = addr; - - /* Unlike the sigpage, failure to install the vdso is unlikely - * to be fatal to the process, so no error check needed - * here. - */ - arm_install_vdso(mm, addr + PAGE_SIZE); - - up_fail: + mm->context.sigpage = (PAGE_OFFSET + (get_random_int() % 0x3FFEFFE0)) & 0xFFFFFFFC; up_write(&mm->mmap_sem); - return ret; + return 0; } #endif diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c index ef9119f..31995a3 100644 --- a/arch/arm/kernel/ptrace.c +++ b/arch/arm/kernel/ptrace.c @@ -928,10 +928,19 @@ static void tracehook_report_syscall(struct pt_regs *regs, regs->ARM_ip = ip; } +#ifdef CONFIG_GRKERNSEC_SETXID +extern void gr_delayed_cred_worker(void); +#endif + asmlinkage int syscall_trace_enter(struct pt_regs *regs, int scno) { current_thread_info()->syscall = scno; +#ifdef CONFIG_GRKERNSEC_SETXID + if (unlikely(test_and_clear_thread_flag(TIF_GRSEC_SETXID))) + gr_delayed_cred_worker(); +#endif + /* Do the secure computing check first; failures should be fast. */ #ifdef CONFIG_HAVE_ARCH_SECCOMP_FILTER if (secure_computing() == -1) diff --git a/arch/arm/kernel/reboot.c b/arch/arm/kernel/reboot.c index 3826935..8ed63ed 100644 --- a/arch/arm/kernel/reboot.c +++ b/arch/arm/kernel/reboot.c @@ -122,6 +122,7 @@ void machine_power_off(void) if (pm_power_off) pm_power_off(); + while (1); } /* diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 20edd34..e18ac81 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -110,21 +110,23 @@ EXPORT_SYMBOL(elf_hwcap); unsigned int elf_hwcap2 __read_mostly; EXPORT_SYMBOL(elf_hwcap2); +pteval_t __supported_pte_mask __read_only; +pmdval_t __supported_pmd_mask __read_only; #ifdef MULTI_CPU -struct processor processor __read_mostly; +struct processor processor __read_only; #endif #ifdef MULTI_TLB -struct cpu_tlb_fns cpu_tlb __read_mostly; +struct cpu_tlb_fns cpu_tlb __read_only; #endif #ifdef MULTI_USER -struct cpu_user_fns cpu_user __read_mostly; +struct cpu_user_fns cpu_user __read_only; #endif #ifdef MULTI_CACHE -struct cpu_cache_fns cpu_cache __read_mostly; +struct cpu_cache_fns cpu_cache __read_only; #endif #ifdef CONFIG_OUTER_CACHE -struct outer_cache_fns outer_cache __read_mostly; +struct outer_cache_fns outer_cache __read_only; EXPORT_SYMBOL(outer_cache); #endif @@ -255,9 +257,13 @@ static int __get_cpu_architecture(void) * Register 0 and check for VMSAv7 or PMSAv7 */ unsigned int mmfr0 = read_cpuid_ext(CPUID_EXT_MMFR0); if ((mmfr0 & 0x0000000f) >= 0x00000003 || - (mmfr0 & 0x000000f0) >= 0x00000030) + (mmfr0 & 0x000000f0) >= 0x00000030) { cpu_arch = CPU_ARCH_ARMv7; - else if ((mmfr0 & 0x0000000f) == 0x00000002 || + if ((mmfr0 & 0x0000000f) == 0x00000005 || (mmfr0 & 0x0000000f) == 0x00000004) { + __supported_pte_mask |= L_PTE_PXN; + __supported_pmd_mask |= PMD_PXNTABLE; + } + } else if ((mmfr0 & 0x0000000f) == 0x00000002 || (mmfr0 & 0x000000f0) == 0x00000020) cpu_arch = CPU_ARCH_ARMv6; else diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c index 7b8f214..ece8e28 100644 --- a/arch/arm/kernel/signal.c +++ b/arch/arm/kernel/signal.c @@ -24,8 +24,6 @@ extern const unsigned long sigreturn_codes[7]; -static unsigned long signal_return_offset; - #ifdef CONFIG_CRUNCH static int preserve_crunch_context(struct crunch_sigframe __user *frame) { @@ -388,8 +386,7 @@ setup_return(struct pt_regs *regs, struct ksignal *ksig, * except when the MPU has protected the vectors * page from PL0 */ - retcode = mm->context.sigpage + signal_return_offset + - (idx << 2) + thumb; + retcode = mm->context.sigpage + (idx << 2) + thumb; } else #endif { @@ -601,33 +598,3 @@ do_work_pending(struct pt_regs *regs, unsigned int thread_flags, int syscall) } while (thread_flags & _TIF_WORK_MASK); return 0; } - -struct page *get_signal_page(void) -{ - unsigned long ptr; - unsigned offset; - struct page *page; - void *addr; - - page = alloc_pages(GFP_KERNEL, 0); - - if (!page) - return NULL; - - addr = page_address(page); - - /* Give the signal return code some randomness */ - offset = 0x200 + (get_random_int() & 0x7fc); - signal_return_offset = offset; - - /* - * Copy signal return handlers into the vector page, and - * set sigreturn to be a pointer to these. - */ - memcpy(addr + offset, sigreturn_codes, sizeof(sigreturn_codes)); - - ptr = (unsigned long)addr + offset; - flush_icache_range(ptr, ptr + sizeof(sigreturn_codes)); - - return page; -} diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index 48185a7..426ae3a 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -78,7 +78,7 @@ enum ipi_msg_type { static DECLARE_COMPLETION(cpu_running); -static struct smp_operations smp_ops; +static struct smp_operations smp_ops __read_only; void __init smp_set_ops(struct smp_operations *ops) { diff --git a/arch/arm/kernel/sys_oabi-compat.c b/arch/arm/kernel/sys_oabi-compat.c index b83f3b7..087acb5 100644 --- a/arch/arm/kernel/sys_oabi-compat.c +++ b/arch/arm/kernel/sys_oabi-compat.c @@ -193,15 +193,44 @@ struct oabi_flock64 { pid_t l_pid; } __attribute__ ((packed,aligned(4))); -asmlinkage long sys_oabi_fcntl64(unsigned int fd, unsigned int cmd, +static long do_locks(unsigned int fd, unsigned int cmd, unsigned long arg) { - struct oabi_flock64 user; struct flock64 kernel; - mm_segment_t fs = USER_DS; /* initialized to kill a warning */ - unsigned long local_arg = arg; - int ret; + struct oabi_flock64 user; + mm_segment_t fs; + long ret; + if (copy_from_user(&user, (struct oabi_flock64 __user *)arg, + sizeof(user))) + return -EFAULT; + kernel.l_type = user.l_type; + kernel.l_whence = user.l_whence; + kernel.l_start = user.l_start; + kernel.l_len = user.l_len; + kernel.l_pid = user.l_pid; + + fs = get_fs(); + set_fs(KERNEL_DS); + ret = sys_fcntl64(fd, cmd, (unsigned long)&kernel); + set_fs(fs); + + if (!ret && (cmd == F_GETLK64 || cmd == F_OFD_GETLK)) { + user.l_type = kernel.l_type; + user.l_whence = kernel.l_whence; + user.l_start = kernel.l_start; + user.l_len = kernel.l_len; + user.l_pid = kernel.l_pid; + if (copy_to_user((struct oabi_flock64 __user *)arg, + &user, sizeof(user))) + ret = -EFAULT; + } + return ret; +} + +asmlinkage long sys_oabi_fcntl64(unsigned int fd, unsigned int cmd, + unsigned long arg) +{ switch (cmd) { case F_OFD_GETLK: case F_OFD_SETLK: @@ -209,39 +238,11 @@ asmlinkage long sys_oabi_fcntl64(unsigned int fd, unsigned int cmd, case F_GETLK64: case F_SETLK64: case F_SETLKW64: - if (copy_from_user(&user, (struct oabi_flock64 __user *)arg, - sizeof(user))) - return -EFAULT; - kernel.l_type = user.l_type; - kernel.l_whence = user.l_whence; - kernel.l_start = user.l_start; - kernel.l_len = user.l_len; - kernel.l_pid = user.l_pid; - local_arg = (unsigned long)&kernel; - fs = get_fs(); - set_fs(KERNEL_DS); - } - - ret = sys_fcntl64(fd, cmd, local_arg); + return do_locks(fd, cmd, arg); - switch (cmd) { - case F_GETLK64: - if (!ret) { - user.l_type = kernel.l_type; - user.l_whence = kernel.l_whence; - user.l_start = kernel.l_start; - user.l_len = kernel.l_len; - user.l_pid = kernel.l_pid; - if (copy_to_user((struct oabi_flock64 __user *)arg, - &user, sizeof(user))) - ret = -EFAULT; - } - case F_SETLK64: - case F_SETLKW64: - set_fs(fs); + default: + return sys_fcntl64(fd, cmd, arg); } - - return ret; } struct oabi_epoll_event { diff --git a/arch/arm/kernel/tcm.c b/arch/arm/kernel/tcm.c index b10e136..cb5edf9 100644 --- a/arch/arm/kernel/tcm.c +++ b/arch/arm/kernel/tcm.c @@ -64,7 +64,7 @@ static struct map_desc itcm_iomap[] __initdata = { .virtual = ITCM_OFFSET, .pfn = __phys_to_pfn(ITCM_OFFSET), .length = 0, - .type = MT_MEMORY_RWX_ITCM, + .type = MT_MEMORY_RX_ITCM, } }; @@ -362,7 +362,9 @@ no_dtcm: start = &__sitcm_text; end = &__eitcm_text; ram = &__itcm_start; + pax_open_kernel(); memcpy(start, ram, itcm_code_sz); + pax_close_kernel(); pr_debug("CPU ITCM: copied code from %p - %p\n", start, end); itcm_present = true; diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index 969f9d9..8a96d0d 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -65,7 +65,7 @@ static void dump_mem(const char *, const char *, unsigned long, unsigned long); void dump_backtrace_entry(unsigned long where, unsigned long from, unsigned long frame) { #ifdef CONFIG_KALLSYMS - printk("[<%08lx>] (%ps) from [<%08lx>] (%pS)\n", where, (void *)where, from, (void *)from); + printk("[<%08lx>] (%pA) from [<%08lx>] (%pA)\n", where, (void *)where, from, (void *)from); #else printk("Function entered at [<%08lx>] from [<%08lx>]\n", where, from); #endif @@ -267,6 +267,8 @@ static arch_spinlock_t die_lock = __ARCH_SPIN_LOCK_UNLOCKED; static int die_owner = -1; static unsigned int die_nest_count; +extern void gr_handle_kernel_exploit(void); + static unsigned long oops_begin(void) { int cpu; @@ -309,6 +311,9 @@ static void oops_end(unsigned long flags, struct pt_regs *regs, int signr) panic("Fatal exception in interrupt"); if (panic_on_oops) panic("Fatal exception"); + + gr_handle_kernel_exploit(); + if (signr) do_exit(signr); } diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S index 8b60fde..8d986dd 100644 --- a/arch/arm/kernel/vmlinux.lds.S +++ b/arch/arm/kernel/vmlinux.lds.S @@ -37,7 +37,7 @@ #endif #if (defined(CONFIG_SMP_ON_UP) && !defined(CONFIG_DEBUG_SPINLOCK)) || \ - defined(CONFIG_GENERIC_BUG) + defined(CONFIG_GENERIC_BUG) || defined(CONFIG_PAX_REFCOUNT) #define ARM_EXIT_KEEP(x) x #define ARM_EXIT_DISCARD(x) #else @@ -120,6 +120,8 @@ SECTIONS #ifdef CONFIG_DEBUG_RODATA . = ALIGN(1<<SECTION_SHIFT); #endif + _etext = .; /* End of text section */ + RO_DATA(PAGE_SIZE) . = ALIGN(4); @@ -150,8 +152,6 @@ SECTIONS NOTES - _etext = .; /* End of text and rodata section */ - #ifndef CONFIG_XIP_KERNEL # ifdef CONFIG_ARM_KERNMEM_PERMS . = ALIGN(1<<SECTION_SHIFT); diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c index 78b2869..9255093 100644 --- a/arch/arm/kvm/arm.c +++ b/arch/arm/kvm/arm.c @@ -57,7 +57,7 @@ static unsigned long hyp_default_vectors; static DEFINE_PER_CPU(struct kvm_vcpu *, kvm_arm_running_vcpu); /* The VMID used in the VTTBR */ -static atomic64_t kvm_vmid_gen = ATOMIC64_INIT(1); +static atomic64_unchecked_t kvm_vmid_gen = ATOMIC64_INIT(1); static u8 kvm_next_vmid; static DEFINE_SPINLOCK(kvm_vmid_lock); @@ -369,7 +369,7 @@ void force_vm_exit(const cpumask_t *mask) */ static bool need_new_vmid_gen(struct kvm *kvm) { - return unlikely(kvm->arch.vmid_gen != atomic64_read(&kvm_vmid_gen)); + return unlikely(kvm->arch.vmid_gen != atomic64_read_unchecked(&kvm_vmid_gen)); } /** @@ -402,7 +402,7 @@ static void update_vttbr(struct kvm *kvm) /* First user of a new VMID generation? */ if (unlikely(kvm_next_vmid == 0)) { - atomic64_inc(&kvm_vmid_gen); + atomic64_inc_unchecked(&kvm_vmid_gen); kvm_next_vmid = 1; /* @@ -419,7 +419,7 @@ static void update_vttbr(struct kvm *kvm) kvm_call_hyp(__kvm_flush_vm_context); } - kvm->arch.vmid_gen = atomic64_read(&kvm_vmid_gen); + kvm->arch.vmid_gen = atomic64_read_unchecked(&kvm_vmid_gen); kvm->arch.vmid = kvm_next_vmid; kvm_next_vmid++; diff --git a/arch/arm/lib/copy_page.S b/arch/arm/lib/copy_page.S index 6ee2f67..d1cce76 100644 --- a/arch/arm/lib/copy_page.S +++ b/arch/arm/lib/copy_page.S @@ -10,6 +10,7 @@ * ASM optimised string functions */ #include <linux/linkage.h> +#include <linux/const.h> #include <asm/assembler.h> #include <asm/asm-offsets.h> #include <asm/cache.h> diff --git a/arch/arm/lib/csumpartialcopyuser.S b/arch/arm/lib/csumpartialcopyuser.S index 1712f13..a3165dc 100644 --- a/arch/arm/lib/csumpartialcopyuser.S +++ b/arch/arm/lib/csumpartialcopyuser.S @@ -71,8 +71,8 @@ * Returns : r0 = checksum, [[sp, #0], #0] = 0 or -EFAULT */ -#define FN_ENTRY ENTRY(csum_partial_copy_from_user) -#define FN_EXIT ENDPROC(csum_partial_copy_from_user) +#define FN_ENTRY ENTRY(__csum_partial_copy_from_user) +#define FN_EXIT ENDPROC(__csum_partial_copy_from_user) #include "csumpartialcopygeneric.S" diff --git a/arch/arm/lib/delay.c b/arch/arm/lib/delay.c index 8044591..c9b2609 100644 --- a/arch/arm/lib/delay.c +++ b/arch/arm/lib/delay.c @@ -29,7 +29,7 @@ /* * Default to the loop-based delay implementation. */ -struct arm_delay_ops arm_delay_ops = { +struct arm_delay_ops arm_delay_ops __read_only = { .delay = __loop_delay, .const_udelay = __loop_const_udelay, .udelay = __loop_udelay, diff --git a/arch/arm/lib/uaccess_with_memcpy.c b/arch/arm/lib/uaccess_with_memcpy.c index d72b909..0521929 100644 --- a/arch/arm/lib/uaccess_with_memcpy.c +++ b/arch/arm/lib/uaccess_with_memcpy.c @@ -85,7 +85,7 @@ pin_page_for_write(const void __user *_addr, pte_t **ptep, spinlock_t **ptlp) return 1; } -static unsigned long noinline +static unsigned long noinline __size_overflow(3) __copy_to_user_memcpy(void __user *to, const void *from, unsigned long n) { int atomic; @@ -150,7 +150,7 @@ arm_copy_to_user(void __user *to, const void *from, unsigned long n) return __copy_to_user_memcpy(to, from, n); } -static unsigned long noinline +static unsigned long noinline __size_overflow(2) __clear_user_memset(void __user *addr, unsigned long n) { if (unlikely(segment_eq(get_fs(), KERNEL_DS))) { diff --git a/arch/arm/mach-exynos/suspend.c b/arch/arm/mach-exynos/suspend.c index e00eb39..0f95491 100644 --- a/arch/arm/mach-exynos/suspend.c +++ b/arch/arm/mach-exynos/suspend.c @@ -730,8 +730,10 @@ void __init exynos_pm_init(void) tmp |= pm_data->wake_disable_mask; pmu_raw_writel(tmp, S5P_WAKEUP_MASK); - exynos_pm_syscore_ops.suspend = pm_data->pm_suspend; - exynos_pm_syscore_ops.resume = pm_data->pm_resume; + pax_open_kernel(); + *(void **)&exynos_pm_syscore_ops.suspend = pm_data->pm_suspend; + *(void **)&exynos_pm_syscore_ops.resume = pm_data->pm_resume; + pax_close_kernel(); register_syscore_ops(&exynos_pm_syscore_ops); suspend_set_ops(&exynos_suspend_ops); diff --git a/arch/arm/mach-mvebu/coherency.c b/arch/arm/mach-mvebu/coherency.c index 44eedf3..13a0528 100644 --- a/arch/arm/mach-mvebu/coherency.c +++ b/arch/arm/mach-mvebu/coherency.c @@ -105,7 +105,7 @@ static void __init armada_370_coherency_init(struct device_node *np) /* * This ioremap hook is used on Armada 375/38x to ensure that PCIe - * memory areas are mapped as MT_UNCACHED instead of MT_DEVICE. This + * memory areas are mapped as MT_UNCACHED_RW instead of MT_DEVICE. This * is needed as a workaround for a deadlock issue between the PCIe * interface and the cache controller. */ @@ -118,7 +118,7 @@ armada_pcie_wa_ioremap_caller(phys_addr_t phys_addr, size_t size, mvebu_mbus_get_pcie_mem_aperture(&pcie_mem); if (pcie_mem.start <= phys_addr && (phys_addr + size) <= pcie_mem.end) - mtype = MT_UNCACHED; + mtype = MT_UNCACHED_RW; return __arm_ioremap_caller(phys_addr, size, mtype, caller); } diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c index b6443a4..20a0b74 100644 --- a/arch/arm/mach-omap2/board-n8x0.c +++ b/arch/arm/mach-omap2/board-n8x0.c @@ -569,7 +569,7 @@ static int n8x0_menelaus_late_init(struct device *dev) } #endif -struct menelaus_platform_data n8x0_menelaus_platform_data __initdata = { +struct menelaus_platform_data n8x0_menelaus_platform_data __initconst = { .late_init = n8x0_menelaus_late_init, }; diff --git a/arch/arm/mach-omap2/omap-mpuss-lowpower.c b/arch/arm/mach-omap2/omap-mpuss-lowpower.c index 65024af..70bf184 100644 --- a/arch/arm/mach-omap2/omap-mpuss-lowpower.c +++ b/arch/arm/mach-omap2/omap-mpuss-lowpower.c @@ -86,7 +86,7 @@ struct cpu_pm_ops { void (*resume)(void); void (*scu_prepare)(unsigned int cpu_id, unsigned int cpu_state); void (*hotplug_restart)(void); -}; +} __no_const; static DEFINE_PER_CPU(struct omap4_cpu_pm_info, omap4_pm_info); static struct powerdomain *mpuss_pd; @@ -105,7 +105,7 @@ static void dummy_cpu_resume(void) static void dummy_scu_prepare(unsigned int cpu_id, unsigned int cpu_state) {} -static struct cpu_pm_ops omap_pm_ops = { +static struct cpu_pm_ops omap_pm_ops __read_only = { .finish_suspend = default_finish_suspend, .resume = dummy_cpu_resume, .scu_prepare = dummy_scu_prepare, diff --git a/arch/arm/mach-omap2/omap-smp.c b/arch/arm/mach-omap2/omap-smp.c index 5305ec7..6d74045 100644 --- a/arch/arm/mach-omap2/omap-smp.c +++ b/arch/arm/mach-omap2/omap-smp.c @@ -19,6 +19,7 @@ #include <linux/device.h> #include <linux/smp.h> #include <linux/io.h> +#include <linux/irq.h> #include <linux/irqchip/arm-gic.h> #include <asm/smp_scu.h> diff --git a/arch/arm/mach-omap2/omap-wakeupgen.c b/arch/arm/mach-omap2/omap-wakeupgen.c index e1d2e99..d9b3177 100644 --- a/arch/arm/mach-omap2/omap-wakeupgen.c +++ b/arch/arm/mach-omap2/omap-wakeupgen.c @@ -330,7 +330,7 @@ static int irq_cpu_hotplug_notify(struct notifier_block *self, return NOTIFY_OK; } -static struct notifier_block __refdata irq_hotplug_notifier = { +static struct notifier_block irq_hotplug_notifier = { .notifier_call = irq_cpu_hotplug_notify, }; diff --git a/arch/arm/mach-omap2/omap_device.c b/arch/arm/mach-omap2/omap_device.c index 72ebc4c..18c4406 100644 --- a/arch/arm/mach-omap2/omap_device.c +++ b/arch/arm/mach-omap2/omap_device.c @@ -504,7 +504,7 @@ void omap_device_delete(struct omap_device *od) struct platform_device __init *omap_device_build(const char *pdev_name, int pdev_id, struct omap_hwmod *oh, - void *pdata, int pdata_len) + const void *pdata, int pdata_len) { struct omap_hwmod *ohs[] = { oh }; @@ -532,7 +532,7 @@ struct platform_device __init *omap_device_build(const char *pdev_name, struct platform_device __init *omap_device_build_ss(const char *pdev_name, int pdev_id, struct omap_hwmod **ohs, - int oh_cnt, void *pdata, + int oh_cnt, const void *pdata, int pdata_len) { int ret = -ENOMEM; diff --git a/arch/arm/mach-omap2/omap_device.h b/arch/arm/mach-omap2/omap_device.h index 78c02b3..c94109a 100644 --- a/arch/arm/mach-omap2/omap_device.h +++ b/arch/arm/mach-omap2/omap_device.h @@ -72,12 +72,12 @@ int omap_device_idle(struct platform_device *pdev); /* Core code interface */ struct platform_device *omap_device_build(const char *pdev_name, int pdev_id, - struct omap_hwmod *oh, void *pdata, + struct omap_hwmod *oh, const void *pdata, int pdata_len); struct platform_device *omap_device_build_ss(const char *pdev_name, int pdev_id, struct omap_hwmod **oh, int oh_cnt, - void *pdata, int pdata_len); + const void *pdata, int pdata_len); struct omap_device *omap_device_alloc(struct platform_device *pdev, struct omap_hwmod **ohs, int oh_cnt); diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c index cc8a987..dab541b 100644 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -200,10 +200,10 @@ struct omap_hwmod_soc_ops { int (*init_clkdm)(struct omap_hwmod *oh); void (*update_context_lost)(struct omap_hwmod *oh); int (*get_context_lost)(struct omap_hwmod *oh); -}; +} __no_const; /* soc_ops: adapts the omap_hwmod code to the currently-booted SoC */ -static struct omap_hwmod_soc_ops soc_ops; +static struct omap_hwmod_soc_ops soc_ops __read_only; /* omap_hwmod_list contains all registered struct omap_hwmods */ static LIST_HEAD(omap_hwmod_list); diff --git a/arch/arm/mach-omap2/powerdomains43xx_data.c b/arch/arm/mach-omap2/powerdomains43xx_data.c index 95fee54..cfa9cf1 100644 --- a/arch/arm/mach-omap2/powerdomains43xx_data.c +++ b/arch/arm/mach-omap2/powerdomains43xx_data.c @@ -10,6 +10,7 @@ #include <linux/kernel.h> #include <linux/init.h> +#include <asm/pgtable.h> #include "powerdomain.h" @@ -129,7 +130,9 @@ static int am43xx_check_vcvp(void) void __init am43xx_powerdomains_init(void) { - omap4_pwrdm_operations.pwrdm_has_voltdm = am43xx_check_vcvp; + pax_open_kernel(); + *(void **)&omap4_pwrdm_operations.pwrdm_has_voltdm = am43xx_check_vcvp; + pax_close_kernel(); pwrdm_register_platform_funcs(&omap4_pwrdm_operations); pwrdm_register_pwrdms(powerdomains_am43xx); pwrdm_complete_init(); diff --git a/arch/arm/mach-omap2/wd_timer.c b/arch/arm/mach-omap2/wd_timer.c index ff0a68c..b312aa0 100644 --- a/arch/arm/mach-omap2/wd_timer.c +++ b/arch/arm/mach-omap2/wd_timer.c @@ -110,7 +110,9 @@ static int __init omap_init_wdt(void) struct omap_hwmod *oh; char *oh_name = "wd_timer2"; char *dev_name = "omap_wdt"; - struct omap_wd_timer_platform_data pdata; + static struct omap_wd_timer_platform_data pdata = { + .read_reset_sources = prm_read_reset_sources + }; if (!cpu_class_is_omap2() || of_have_populated_dt()) return 0; @@ -121,8 +123,6 @@ static int __init omap_init_wdt(void) return -EINVAL; } - pdata.read_reset_sources = prm_read_reset_sources; - pdev = omap_device_build(dev_name, id, oh, &pdata, sizeof(struct omap_wd_timer_platform_data)); WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s.\n", diff --git a/arch/arm/mach-shmobile/platsmp-apmu.c b/arch/arm/mach-shmobile/platsmp-apmu.c index 4e54512..ed7c349 100644 --- a/arch/arm/mach-shmobile/platsmp-apmu.c +++ b/arch/arm/mach-shmobile/platsmp-apmu.c @@ -22,6 +22,7 @@ #include <asm/proc-fns.h> #include <asm/smp_plat.h> #include <asm/suspend.h> +#include <asm/pgtable.h> #include "common.h" #include "platsmp-apmu.h" @@ -233,6 +234,8 @@ static int shmobile_smp_apmu_enter_suspend(suspend_state_t state) void __init shmobile_smp_apmu_suspend_init(void) { - shmobile_suspend_ops.enter = shmobile_smp_apmu_enter_suspend; + pax_open_kernel(); + *(void **)&shmobile_suspend_ops.enter = shmobile_smp_apmu_enter_suspend; + pax_close_kernel(); } #endif diff --git a/arch/arm/mach-tegra/cpuidle-tegra20.c b/arch/arm/mach-tegra/cpuidle-tegra20.c index 7469347..1ecc350 100644 --- a/arch/arm/mach-tegra/cpuidle-tegra20.c +++ b/arch/arm/mach-tegra/cpuidle-tegra20.c @@ -177,7 +177,7 @@ static int tegra20_idle_lp2_coupled(struct cpuidle_device *dev, bool entered_lp2 = false; if (tegra_pending_sgi()) - ACCESS_ONCE(abort_flag) = true; + ACCESS_ONCE_RW(abort_flag) = true; cpuidle_coupled_parallel_barrier(dev, &abort_barrier); diff --git a/arch/arm/mach-tegra/irq.c b/arch/arm/mach-tegra/irq.c index 3b9098d..15b390f 100644 --- a/arch/arm/mach-tegra/irq.c +++ b/arch/arm/mach-tegra/irq.c @@ -20,6 +20,7 @@ #include <linux/cpu_pm.h> #include <linux/interrupt.h> #include <linux/io.h> +#include <linux/irq.h> #include <linux/irqchip/arm-gic.h> #include <linux/irq.h> #include <linux/kernel.h> diff --git a/arch/arm/mach-ux500/pm.c b/arch/arm/mach-ux500/pm.c index 8538910..2f39bc4 100644 --- a/arch/arm/mach-ux500/pm.c +++ b/arch/arm/mach-ux500/pm.c @@ -10,6 +10,7 @@ */ #include <linux/kernel.h> +#include <linux/irq.h> #include <linux/irqchip/arm-gic.h> #include <linux/delay.h> #include <linux/io.h> diff --git a/arch/arm/mach-zynq/platsmp.c b/arch/arm/mach-zynq/platsmp.c index f66816c..228b951 100644 --- a/arch/arm/mach-zynq/platsmp.c +++ b/arch/arm/mach-zynq/platsmp.c @@ -24,6 +24,7 @@ #include <linux/io.h> #include <asm/cacheflush.h> #include <asm/smp_scu.h> +#include <linux/irq.h> #include <linux/irqchip/arm-gic.h> #include "common.h" diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index df7537f..b931a5f 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig @@ -446,6 +446,7 @@ config CPU_32v5 config CPU_32v6 bool + select CPU_USE_DOMAINS if CPU_V6 && MMU && !PAX_KERNEXEC && !PAX_MEMORY_UDEREF select TLS_REG_EMUL if !CPU_32v6K && !MMU config CPU_32v6K @@ -600,6 +601,7 @@ config CPU_CP15_MPU config CPU_USE_DOMAINS bool + depends on !ARM_LPAE && !PAX_KERNEXEC && !PAX_MEMORY_UDEREF help This option enables or disables the use of domain switching via the set_fs() function. @@ -818,7 +820,7 @@ config NEED_KUSER_HELPERS config KUSER_HELPERS bool "Enable kuser helpers in vector page" if !NEED_KUSER_HELPERS - depends on MMU + depends on MMU && (!(CPU_V6 || CPU_V6K || CPU_V7) || GRKERNSEC_OLD_ARM_USERLAND) default y help Warning: disabling this option may break user programs. @@ -832,7 +834,7 @@ config KUSER_HELPERS See Documentation/arm/kernel_user_helpers.txt for details. However, the fixed address nature of these helpers can be used - by ROP (return orientated programming) authors when creating + by ROP (Return Oriented Programming) authors when creating exploits. If all of the binaries and libraries which run on your platform diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c index 00b7f7d..6fc28bc 100644 --- a/arch/arm/mm/alignment.c +++ b/arch/arm/mm/alignment.c @@ -216,10 +216,12 @@ union offset_union { #define __get16_unaligned_check(ins,val,addr) \ do { \ unsigned int err = 0, v, a = addr; \ + pax_open_userland(); \ __get8_unaligned_check(ins,v,a,err); \ val = v << ((BE) ? 8 : 0); \ __get8_unaligned_check(ins,v,a,err); \ val |= v << ((BE) ? 0 : 8); \ + pax_close_userland(); \ if (err) \ goto fault; \ } while (0) @@ -233,6 +235,7 @@ union offset_union { #define __get32_unaligned_check(ins,val,addr) \ do { \ unsigned int err = 0, v, a = addr; \ + pax_open_userland(); \ __get8_unaligned_check(ins,v,a,err); \ val = v << ((BE) ? 24 : 0); \ __get8_unaligned_check(ins,v,a,err); \ @@ -241,6 +244,7 @@ union offset_union { val |= v << ((BE) ? 8 : 16); \ __get8_unaligned_check(ins,v,a,err); \ val |= v << ((BE) ? 0 : 24); \ + pax_close_userland(); \ if (err) \ goto fault; \ } while (0) @@ -254,6 +258,7 @@ union offset_union { #define __put16_unaligned_check(ins,val,addr) \ do { \ unsigned int err = 0, v = val, a = addr; \ + pax_open_userland(); \ __asm__( FIRST_BYTE_16 \ ARM( "1: "ins" %1, [%2], #1\n" ) \ THUMB( "1: "ins" %1, [%2]\n" ) \ @@ -273,6 +278,7 @@ union offset_union { " .popsection\n" \ : "=r" (err), "=&r" (v), "=&r" (a) \ : "0" (err), "1" (v), "2" (a)); \ + pax_close_userland(); \ if (err) \ goto fault; \ } while (0) @@ -286,6 +292,7 @@ union offset_union { #define __put32_unaligned_check(ins,val,addr) \ do { \ unsigned int err = 0, v = val, a = addr; \ + pax_open_userland(); \ __asm__( FIRST_BYTE_32 \ ARM( "1: "ins" %1, [%2], #1\n" ) \ THUMB( "1: "ins" %1, [%2]\n" ) \ @@ -315,6 +322,7 @@ union offset_union { " .popsection\n" \ : "=r" (err), "=&r" (v), "=&r" (a) \ : "0" (err), "1" (v), "2" (a)); \ + pax_close_userland(); \ if (err) \ goto fault; \ } while (0) diff --git a/arch/arm/mm/cache-l2x0.c b/arch/arm/mm/cache-l2x0.c index 493692d..42a4504 100644 --- a/arch/arm/mm/cache-l2x0.c +++ b/arch/arm/mm/cache-l2x0.c @@ -44,7 +44,7 @@ struct l2c_init_data { void (*configure)(void __iomem *); void (*unlock)(void __iomem *, unsigned); struct outer_cache_fns outer_cache; -}; +} __do_const; #define CACHE_LINE_SIZE 32 diff --git a/arch/arm/mm/context.c b/arch/arm/mm/context.c index 845769e..4278fd7 100644 --- a/arch/arm/mm/context.c +++ b/arch/arm/mm/context.c @@ -43,7 +43,7 @@ #define NUM_USER_ASIDS ASID_FIRST_VERSION static DEFINE_RAW_SPINLOCK(cpu_asid_lock); -static atomic64_t asid_generation = ATOMIC64_INIT(ASID_FIRST_VERSION); +static atomic64_unchecked_t asid_generation = ATOMIC64_INIT(ASID_FIRST_VERSION); static DECLARE_BITMAP(asid_map, NUM_USER_ASIDS); static DEFINE_PER_CPU(atomic64_t, active_asids); @@ -178,7 +178,7 @@ static u64 new_context(struct mm_struct *mm, unsigned int cpu) { static u32 cur_idx = 1; u64 asid = atomic64_read(&mm->context.id); - u64 generation = atomic64_read(&asid_generation); + u64 generation = atomic64_read_unchecked(&asid_generation); if (asid != 0) { /* @@ -208,7 +208,7 @@ static u64 new_context(struct mm_struct *mm, unsigned int cpu) */ asid = find_next_zero_bit(asid_map, NUM_USER_ASIDS, cur_idx); if (asid == NUM_USER_ASIDS) { - generation = atomic64_add_return(ASID_FIRST_VERSION, + generation = atomic64_add_return_unchecked(ASID_FIRST_VERSION, &asid_generation); flush_context(cpu); asid = find_next_zero_bit(asid_map, NUM_USER_ASIDS, 1); @@ -240,14 +240,14 @@ void check_and_switch_context(struct mm_struct *mm, struct task_struct *tsk) cpu_set_reserved_ttbr0(); asid = atomic64_read(&mm->context.id); - if (!((asid ^ atomic64_read(&asid_generation)) >> ASID_BITS) + if (!((asid ^ atomic64_read_unchecked(&asid_generation)) >> ASID_BITS) && atomic64_xchg(&per_cpu(active_asids, cpu), asid)) goto switch_mm_fastpath; raw_spin_lock_irqsave(&cpu_asid_lock, flags); /* Check that our ASID belongs to the current generation. */ asid = atomic64_read(&mm->context.id); - if ((asid ^ atomic64_read(&asid_generation)) >> ASID_BITS) { + if ((asid ^ atomic64_read_unchecked(&asid_generation)) >> ASID_BITS) { asid = new_context(mm, cpu); atomic64_set(&mm->context.id, asid); } diff --git a/arch/arm/mm/fault.c b/arch/arm/mm/fault.c index 0d629b8..f13ad33 100644 --- a/arch/arm/mm/fault.c +++ b/arch/arm/mm/fault.c @@ -25,6 +25,7 @@ #include <asm/system_misc.h> #include <asm/system_info.h> #include <asm/tlbflush.h> +#include <asm/sections.h> #include "fault.h" @@ -138,6 +139,31 @@ __do_kernel_fault(struct mm_struct *mm, unsigned long addr, unsigned int fsr, if (fixup_exception(regs)) return; +#ifdef CONFIG_PAX_MEMORY_UDEREF + if (addr < TASK_SIZE) { + if (current->signal->curr_ip) + printk(KERN_EMERG "PAX: From %pI4: %s:%d, uid/euid: %u/%u, attempted to access userland memory at %08lx\n", ¤t->signal->curr_ip, current->comm, task_pid_nr(current), + from_kuid_munged(&init_user_ns, current_uid()), from_kuid_munged(&init_user_ns, current_euid()), addr); + else + printk(KERN_EMERG "PAX: %s:%d, uid/euid: %u/%u, attempted to access userland memory at %08lx\n", current->comm, task_pid_nr(current), + from_kuid_munged(&init_user_ns, current_uid()), from_kuid_munged(&init_user_ns, current_euid()), addr); + } +#endif + +#ifdef CONFIG_PAX_KERNEXEC + if ((fsr & FSR_WRITE) && + (((unsigned long)_stext <= addr && addr < init_mm.end_code) || + (MODULES_VADDR <= addr && addr < MODULES_END))) + { + if (current->signal->curr_ip) + printk(KERN_EMERG "PAX: From %pI4: %s:%d, uid/euid: %u/%u, attempted to modify kernel code\n", ¤t->signal->curr_ip, current->comm, task_pid_nr(current), + from_kuid_munged(&init_user_ns, current_uid()), from_kuid_munged(&init_user_ns, current_euid())); + else + printk(KERN_EMERG "PAX: %s:%d, uid/euid: %u/%u, attempted to modify kernel code\n", current->comm, task_pid_nr(current), + from_kuid_munged(&init_user_ns, current_uid()), from_kuid_munged(&init_user_ns, current_euid())); + } +#endif + /* * No handler, we'll have to terminate things with extreme prejudice. */ @@ -173,6 +199,13 @@ __do_user_fault(struct task_struct *tsk, unsigned long addr, } #endif +#ifdef CONFIG_PAX_PAGEEXEC + if ((tsk->mm->pax_flags & MF_PAX_PAGEEXEC) && (fsr & FSR_LNX_PF)) { + pax_report_fault(regs, (void *)regs->ARM_pc, (void *)regs->ARM_sp); + do_group_exit(SIGKILL); + } +#endif + tsk->thread.address = addr; tsk->thread.error_code = fsr; tsk->thread.trap_no = 14; @@ -400,6 +433,33 @@ do_page_fault(unsigned long addr, unsigned int fsr, struct pt_regs *regs) } #endif /* CONFIG_MMU */ +#ifdef CONFIG_PAX_PAGEEXEC +void pax_report_insns(struct pt_regs *regs, void *pc, void *sp) +{ + long i; + + printk(KERN_ERR "PAX: bytes at PC: "); + for (i = 0; i < 20; i++) { + unsigned char c; + if (get_user(c, (__force unsigned char __user *)pc+i)) + printk(KERN_CONT "?? "); + else + printk(KERN_CONT "%02x ", c); + } + printk("\n"); + + printk(KERN_ERR "PAX: bytes at SP-4: "); + for (i = -1; i < 20; i++) { + unsigned long c; + if (get_user(c, (__force unsigned long __user *)sp+i)) + printk(KERN_CONT "???????? "); + else + printk(KERN_CONT "%08lx ", c); + } + printk("\n"); +} +#endif + /* * First Level Translation Fault Handler * @@ -547,9 +607,22 @@ do_DataAbort(unsigned long addr, unsigned int fsr, struct pt_regs *regs) const struct fsr_info *inf = fsr_info + fsr_fs(fsr); struct siginfo info; +#ifdef CONFIG_PAX_MEMORY_UDEREF + if (addr < TASK_SIZE && is_domain_fault(fsr)) { + if (current->signal->curr_ip) + printk(KERN_EMERG "PAX: From %pI4: %s:%d, uid/euid: %u/%u, attempted to access userland memory at %08lx\n", ¤t->signal->curr_ip, current->comm, task_pid_nr(current), + from_kuid_munged(&init_user_ns, current_uid()), from_kuid_munged(&init_user_ns, current_euid()), addr); + else + printk(KERN_EMERG "PAX: %s:%d, uid/euid: %u/%u, attempted to access userland memory at %08lx\n", current->comm, task_pid_nr(current), + from_kuid_munged(&init_user_ns, current_uid()), from_kuid_munged(&init_user_ns, current_euid()), addr); + goto die; + } +#endif + if (!inf->fn(addr, fsr & ~FSR_LNX_PF, regs)) return; +die: pr_alert("Unhandled fault: %s (0x%03x) at 0x%08lx\n", inf->name, fsr, addr); show_pte(current->mm, addr); @@ -574,15 +647,104 @@ hook_ifault_code(int nr, int (*fn)(unsigned long, unsigned int, struct pt_regs * ifsr_info[nr].name = name; } +asmlinkage int sys_sigreturn(struct pt_regs *regs); +asmlinkage int sys_rt_sigreturn(struct pt_regs *regs); + asmlinkage void __exception do_PrefetchAbort(unsigned long addr, unsigned int ifsr, struct pt_regs *regs) { const struct fsr_info *inf = ifsr_info + fsr_fs(ifsr); struct siginfo info; + unsigned long pc = instruction_pointer(regs); + + if (user_mode(regs)) { + unsigned long sigpage = current->mm->context.sigpage; + + if (sigpage <= pc && pc < sigpage + 7*4) { + if (pc < sigpage + 3*4) + sys_sigreturn(regs); + else + sys_rt_sigreturn(regs); + return; + } + if (pc == 0xffff0f60UL) { + /* + * PaX: __kuser_cmpxchg64 emulation + */ + // TODO + //regs->ARM_pc = regs->ARM_lr; + //return; + } + if (pc == 0xffff0fa0UL) { + /* + * PaX: __kuser_memory_barrier emulation + */ + // dmb(); implied by the exception + regs->ARM_pc = regs->ARM_lr; + return; + } + if (pc == 0xffff0fc0UL) { + /* + * PaX: __kuser_cmpxchg emulation + */ + // TODO + //long new; + //int op; + + //op = FUTEX_OP_SET << 28; + //new = futex_atomic_op_inuser(op, regs->ARM_r2); + //regs->ARM_r0 = old != new; + //regs->ARM_pc = regs->ARM_lr; + //return; + } + if (pc == 0xffff0fe0UL) { + /* + * PaX: __kuser_get_tls emulation + */ + regs->ARM_r0 = current_thread_info()->tp_value[0]; + regs->ARM_pc = regs->ARM_lr; + return; + } + } + +#if defined(CONFIG_PAX_KERNEXEC) || defined(CONFIG_PAX_MEMORY_UDEREF) + else if (is_domain_fault(ifsr) || is_xn_fault(ifsr)) { + if (current->signal->curr_ip) + printk(KERN_EMERG "PAX: From %pI4: %s:%d, uid/euid: %u/%u, attempted to execute %s memory at %08lx\n", ¤t->signal->curr_ip, current->comm, task_pid_nr(current), + from_kuid_munged(&init_user_ns, current_uid()), from_kuid_munged(&init_user_ns, current_euid()), + pc >= TASK_SIZE ? "non-executable kernel" : "userland", pc); + else + printk(KERN_EMERG "PAX: %s:%d, uid/euid: %u/%u, attempted to execute %s memory at %08lx\n", current->comm, task_pid_nr(current), + from_kuid_munged(&init_user_ns, current_uid()), from_kuid_munged(&init_user_ns, current_euid()), + pc >= TASK_SIZE ? "non-executable kernel" : "userland", pc); + goto die; + } +#endif + +#ifdef CONFIG_PAX_REFCOUNT + if (fsr_fs(ifsr) == FAULT_CODE_DEBUG) { +#ifdef CONFIG_THUMB2_KERNEL + unsigned short bkpt; + + if (!probe_kernel_address(pc, bkpt) && cpu_to_le16(bkpt) == 0xbef1) { +#else + unsigned int bkpt; + + if (!probe_kernel_address(pc, bkpt) && cpu_to_le32(bkpt) == 0xe12f1073) { +#endif + current->thread.error_code = ifsr; + current->thread.trap_no = 0; + pax_report_refcount_overflow(regs); + fixup_exception(regs); + return; + } + } +#endif if (!inf->fn(addr, ifsr | FSR_LNX_PF, regs)) return; +die: pr_alert("Unhandled prefetch abort: %s (0x%03x) at 0x%08lx\n", inf->name, ifsr, addr); diff --git a/arch/arm/mm/fault.h b/arch/arm/mm/fault.h index cf08bdf..772656c 100644 --- a/arch/arm/mm/fault.h +++ b/arch/arm/mm/fault.h @@ -3,6 +3,7 @@ /* * Fault status register encodings. We steal bit 31 for our own purposes. + * Set when the FSR value is from an instruction fault. */ #define FSR_LNX_PF (1 << 31) #define FSR_WRITE (1 << 11) @@ -22,6 +23,17 @@ static inline int fsr_fs(unsigned int fsr) } #endif +/* valid for LPAE and !LPAE */ +static inline int is_xn_fault(unsigned int fsr) +{ + return ((fsr_fs(fsr) & 0x3c) == 0xc); +} + +static inline int is_domain_fault(unsigned int fsr) +{ + return ((fsr_fs(fsr) & 0xD) == 0x9); +} + void do_bad_area(unsigned long addr, unsigned int fsr, struct pt_regs *regs); unsigned long search_exception_table(unsigned long addr); diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 8a63b4c..6b04370 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -710,7 +710,46 @@ void free_tcmmem(void) { #ifdef CONFIG_HAVE_TCM extern char __tcm_start, __tcm_end; +#endif +#ifdef CONFIG_PAX_KERNEXEC + unsigned long addr; + pgd_t *pgd; + pud_t *pud; + pmd_t *pmd; + int cpu_arch = cpu_architecture(); + unsigned int cr = get_cr(); + + if (cpu_arch >= CPU_ARCH_ARMv6 && (cr & CR_XP)) { + /* make pages tables, etc before .text NX */ + for (addr = PAGE_OFFSET; addr < (unsigned long)_stext; addr += SECTION_SIZE) { + pgd = pgd_offset_k(addr); + pud = pud_offset(pgd, addr); + pmd = pmd_offset(pud, addr); + __section_update(pmd, addr, PMD_SECT_XN); + } + /* make init NX */ + for (addr = (unsigned long)__init_begin; addr < (unsigned long)_sdata; addr += SECTION_SIZE) { + pgd = pgd_offset_k(addr); + pud = pud_offset(pgd, addr); + pmd = pmd_offset(pud, addr); + __section_update(pmd, addr, PMD_SECT_XN); + } + /* make kernel code/rodata RX */ + for (addr = (unsigned long)_stext; addr < (unsigned long)__init_begin; addr += SECTION_SIZE) { + pgd = pgd_offset_k(addr); + pud = pud_offset(pgd, addr); + pmd = pmd_offset(pud, addr); +#ifdef CONFIG_ARM_LPAE + __section_update(pmd, addr, PMD_SECT_RDONLY); +#else + __section_update(pmd, addr, PMD_SECT_APX|PMD_SECT_AP_WRITE); +#endif + } + } +#endif + +#ifdef CONFIG_HAVE_TCM poison_init_mem(&__tcm_start, &__tcm_end - &__tcm_start); free_reserved_area(&__tcm_start, &__tcm_end, -1, "TCM link"); #endif diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c index 0c81056..97279f7 100644 --- a/arch/arm/mm/ioremap.c +++ b/arch/arm/mm/ioremap.c @@ -405,9 +405,9 @@ __arm_ioremap_exec(phys_addr_t phys_addr, size_t size, bool cached) unsigned int mtype; if (cached) - mtype = MT_MEMORY_RWX; + mtype = MT_MEMORY_RX; else - mtype = MT_MEMORY_RWX_NONCACHED; + mtype = MT_MEMORY_RX_NONCACHED; return __arm_ioremap_caller(phys_addr, size, mtype, __builtin_return_address(0)); diff --git a/arch/arm/mm/mmap.c b/arch/arm/mm/mmap.c index 407dc78..047ce9d 100644 --- a/arch/arm/mm/mmap.c +++ b/arch/arm/mm/mmap.c @@ -59,6 +59,7 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr, struct vm_area_struct *vma; int do_align = 0; int aliasing = cache_is_vipt_aliasing(); + unsigned long offset = gr_rand_threadstack_offset(mm, filp, flags); struct vm_unmapped_area_info info; /* @@ -81,6 +82,10 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr, if (len > TASK_SIZE) return -ENOMEM; +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + if (addr) { if (do_align) addr = COLOUR_ALIGN(addr, pgoff); @@ -88,8 +93,7 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr, addr = PAGE_ALIGN(addr); vma = find_vma(mm, addr); - if (TASK_SIZE - len >= addr && - (!vma || addr + len <= vma->vm_start)) + if (TASK_SIZE - len >= addr && check_heap_stack_gap(vma, addr, len, offset)) return addr; } @@ -99,6 +103,7 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr, info.high_limit = TASK_SIZE; info.align_mask = do_align ? (PAGE_MASK & (SHMLBA - 1)) : 0; info.align_offset = pgoff << PAGE_SHIFT; + info.threadstack_offset = offset; return vm_unmapped_area(&info); } @@ -112,6 +117,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, unsigned long addr = addr0; int do_align = 0; int aliasing = cache_is_vipt_aliasing(); + unsigned long offset = gr_rand_threadstack_offset(mm, filp, flags); struct vm_unmapped_area_info info; /* @@ -132,6 +138,10 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, return addr; } +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + /* requesting a specific address */ if (addr) { if (do_align) @@ -139,8 +149,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, else addr = PAGE_ALIGN(addr); vma = find_vma(mm, addr); - if (TASK_SIZE - len >= addr && - (!vma || addr + len <= vma->vm_start)) + if (TASK_SIZE - len >= addr && check_heap_stack_gap(vma, addr, len, offset)) return addr; } @@ -150,6 +159,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, info.high_limit = mm->mmap_base; info.align_mask = do_align ? (PAGE_MASK & (SHMLBA - 1)) : 0; info.align_offset = pgoff << PAGE_SHIFT; + info.threadstack_offset = offset; addr = vm_unmapped_area(&info); /* @@ -183,14 +193,30 @@ void arch_pick_mmap_layout(struct mm_struct *mm) { unsigned long random_factor = 0UL; +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + if (current->flags & PF_RANDOMIZE) random_factor = arch_mmap_rnd(); if (mmap_is_legacy()) { mm->mmap_base = TASK_UNMAPPED_BASE + random_factor; + +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) + mm->mmap_base += mm->delta_mmap; +#endif + mm->get_unmapped_area = arch_get_unmapped_area; } else { mm->mmap_base = mmap_base(random_factor); + +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) + mm->mmap_base -= mm->delta_mmap + mm->delta_stack; +#endif + mm->get_unmapped_area = arch_get_unmapped_area_topdown; } } diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index 7cd1514..0307305 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -242,7 +242,15 @@ __setup("noalign", noalign_setup); #define PROT_PTE_S2_DEVICE PROT_PTE_DEVICE #define PROT_SECT_DEVICE PMD_TYPE_SECT|PMD_SECT_AP_WRITE -static struct mem_type mem_types[] = { +#ifdef CONFIG_PAX_KERNEXEC +#define L_PTE_KERNEXEC L_PTE_RDONLY +#define PMD_SECT_KERNEXEC PMD_SECT_RDONLY +#else +#define L_PTE_KERNEXEC L_PTE_DIRTY +#define PMD_SECT_KERNEXEC PMD_SECT_AP_WRITE +#endif + +static struct mem_type mem_types[] __read_only = { [MT_DEVICE] = { /* Strongly ordered / ARMv6 shared device */ .prot_pte = PROT_PTE_DEVICE | L_PTE_MT_DEV_SHARED | L_PTE_SHARED, @@ -271,19 +279,19 @@ static struct mem_type mem_types[] = { .prot_sect = PROT_SECT_DEVICE, .domain = DOMAIN_IO, }, - [MT_UNCACHED] = { + [MT_UNCACHED_RW] = { .prot_pte = PROT_PTE_DEVICE, .prot_l1 = PMD_TYPE_TABLE, .prot_sect = PMD_TYPE_SECT | PMD_SECT_XN, .domain = DOMAIN_IO, }, - [MT_CACHECLEAN] = { - .prot_sect = PMD_TYPE_SECT | PMD_SECT_XN, + [MT_CACHECLEAN_RO] = { + .prot_sect = PMD_TYPE_SECT | PMD_SECT_XN | PMD_SECT_RDONLY, .domain = DOMAIN_KERNEL, }, #ifndef CONFIG_ARM_LPAE - [MT_MINICLEAN] = { - .prot_sect = PMD_TYPE_SECT | PMD_SECT_XN | PMD_SECT_MINICACHE, + [MT_MINICLEAN_RO] = { + .prot_sect = PMD_TYPE_SECT | PMD_SECT_MINICACHE | PMD_SECT_XN | PMD_SECT_RDONLY, .domain = DOMAIN_KERNEL, }, #endif @@ -299,7 +307,7 @@ static struct mem_type mem_types[] = { .prot_l1 = PMD_TYPE_TABLE, .domain = DOMAIN_VECTORS, }, - [MT_MEMORY_RWX] = { + [__MT_MEMORY_RWX] = { .prot_pte = L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_DIRTY, .prot_l1 = PMD_TYPE_TABLE, .prot_sect = PMD_TYPE_SECT | PMD_SECT_AP_WRITE, @@ -312,17 +320,30 @@ static struct mem_type mem_types[] = { .prot_sect = PMD_TYPE_SECT | PMD_SECT_AP_WRITE, .domain = DOMAIN_KERNEL, }, - [MT_ROM] = { - .prot_sect = PMD_TYPE_SECT, + [MT_MEMORY_RX] = { + .prot_pte = L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_KERNEXEC, + .prot_l1 = PMD_TYPE_TABLE, + .prot_sect = PMD_TYPE_SECT | PMD_SECT_KERNEXEC, + .domain = DOMAIN_KERNEL, + }, + [MT_ROM_RX] = { + .prot_sect = PMD_TYPE_SECT | PMD_SECT_RDONLY, .domain = DOMAIN_KERNEL, }, - [MT_MEMORY_RWX_NONCACHED] = { + [MT_MEMORY_RW_NONCACHED] = { .prot_pte = L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_DIRTY | L_PTE_MT_BUFFERABLE, .prot_l1 = PMD_TYPE_TABLE, .prot_sect = PMD_TYPE_SECT | PMD_SECT_AP_WRITE, .domain = DOMAIN_KERNEL, }, + [MT_MEMORY_RX_NONCACHED] = { + .prot_pte = L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_KERNEXEC | + L_PTE_MT_BUFFERABLE, + .prot_l1 = PMD_TYPE_TABLE, + .prot_sect = PMD_TYPE_SECT | PMD_SECT_KERNEXEC, + .domain = DOMAIN_KERNEL, + }, [MT_MEMORY_RW_DTCM] = { .prot_pte = L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_DIRTY | L_PTE_XN, @@ -330,9 +351,10 @@ static struct mem_type mem_types[] = { .prot_sect = PMD_TYPE_SECT | PMD_SECT_XN, .domain = DOMAIN_KERNEL, }, - [MT_MEMORY_RWX_ITCM] = { - .prot_pte = L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_DIRTY, + [MT_MEMORY_RX_ITCM] = { + .prot_pte = L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_KERNEXEC, .prot_l1 = PMD_TYPE_TABLE, + .prot_sect = PMD_TYPE_SECT | PMD_SECT_KERNEXEC, .domain = DOMAIN_KERNEL, }, [MT_MEMORY_RW_SO] = { @@ -585,9 +607,14 @@ static void __init build_mem_type_table(void) * Mark cache clean areas and XIP ROM read only * from SVC mode and no access from userspace. */ - mem_types[MT_ROM].prot_sect |= PMD_SECT_APX|PMD_SECT_AP_WRITE; - mem_types[MT_MINICLEAN].prot_sect |= PMD_SECT_APX|PMD_SECT_AP_WRITE; - mem_types[MT_CACHECLEAN].prot_sect |= PMD_SECT_APX|PMD_SECT_AP_WRITE; + mem_types[MT_ROM_RX].prot_sect |= PMD_SECT_APX|PMD_SECT_AP_WRITE; +#ifdef CONFIG_PAX_KERNEXEC + mem_types[MT_MEMORY_RX].prot_sect |= PMD_SECT_APX|PMD_SECT_AP_WRITE; + mem_types[MT_MEMORY_RX_NONCACHED].prot_sect |= PMD_SECT_APX|PMD_SECT_AP_WRITE; + mem_types[MT_MEMORY_RX_ITCM].prot_sect |= PMD_SECT_APX|PMD_SECT_AP_WRITE; +#endif + mem_types[MT_MINICLEAN_RO].prot_sect |= PMD_SECT_APX|PMD_SECT_AP_WRITE; + mem_types[MT_CACHECLEAN_RO].prot_sect |= PMD_SECT_APX|PMD_SECT_AP_WRITE; #endif /* @@ -604,13 +631,17 @@ static void __init build_mem_type_table(void) mem_types[MT_DEVICE_WC].prot_pte |= L_PTE_SHARED; mem_types[MT_DEVICE_CACHED].prot_sect |= PMD_SECT_S; mem_types[MT_DEVICE_CACHED].prot_pte |= L_PTE_SHARED; - mem_types[MT_MEMORY_RWX].prot_sect |= PMD_SECT_S; - mem_types[MT_MEMORY_RWX].prot_pte |= L_PTE_SHARED; + mem_types[__MT_MEMORY_RWX].prot_sect |= PMD_SECT_S; + mem_types[__MT_MEMORY_RWX].prot_pte |= L_PTE_SHARED; mem_types[MT_MEMORY_RW].prot_sect |= PMD_SECT_S; mem_types[MT_MEMORY_RW].prot_pte |= L_PTE_SHARED; + mem_types[MT_MEMORY_RX].prot_sect |= PMD_SECT_S; + mem_types[MT_MEMORY_RX].prot_pte |= L_PTE_SHARED; mem_types[MT_MEMORY_DMA_READY].prot_pte |= L_PTE_SHARED; - mem_types[MT_MEMORY_RWX_NONCACHED].prot_sect |= PMD_SECT_S; - mem_types[MT_MEMORY_RWX_NONCACHED].prot_pte |= L_PTE_SHARED; + mem_types[MT_MEMORY_RW_NONCACHED].prot_sect |= PMD_SECT_S; + mem_types[MT_MEMORY_RW_NONCACHED].prot_pte |= L_PTE_SHARED; + mem_types[MT_MEMORY_RX_NONCACHED].prot_sect |= PMD_SECT_S; + mem_types[MT_MEMORY_RX_NONCACHED].prot_pte |= L_PTE_SHARED; } } @@ -621,15 +652,20 @@ static void __init build_mem_type_table(void) if (cpu_arch >= CPU_ARCH_ARMv6) { if (cpu_arch >= CPU_ARCH_ARMv7 && (cr & CR_TRE)) { /* Non-cacheable Normal is XCB = 001 */ - mem_types[MT_MEMORY_RWX_NONCACHED].prot_sect |= + mem_types[MT_MEMORY_RW_NONCACHED].prot_sect |= + PMD_SECT_BUFFERED; + mem_types[MT_MEMORY_RX_NONCACHED].prot_sect |= PMD_SECT_BUFFERED; } else { /* For both ARMv6 and non-TEX-remapping ARMv7 */ - mem_types[MT_MEMORY_RWX_NONCACHED].prot_sect |= + mem_types[MT_MEMORY_RW_NONCACHED].prot_sect |= + PMD_SECT_TEX(1); + mem_types[MT_MEMORY_RX_NONCACHED].prot_sect |= PMD_SECT_TEX(1); } } else { - mem_types[MT_MEMORY_RWX_NONCACHED].prot_sect |= PMD_SECT_BUFFERABLE; + mem_types[MT_MEMORY_RW_NONCACHED].prot_sect |= PMD_SECT_BUFFERABLE; + mem_types[MT_MEMORY_RX_NONCACHED].prot_sect |= PMD_SECT_BUFFERABLE; } #ifdef CONFIG_ARM_LPAE @@ -650,6 +686,8 @@ static void __init build_mem_type_table(void) user_pgprot |= PTE_EXT_PXN; #endif + user_pgprot |= __supported_pte_mask; + for (i = 0; i < 16; i++) { pteval_t v = pgprot_val(protection_map[i]); protection_map[i] = __pgprot(v | user_pgprot); @@ -667,21 +705,24 @@ static void __init build_mem_type_table(void) mem_types[MT_LOW_VECTORS].prot_l1 |= ecc_mask; mem_types[MT_HIGH_VECTORS].prot_l1 |= ecc_mask; - mem_types[MT_MEMORY_RWX].prot_sect |= ecc_mask | cp->pmd; - mem_types[MT_MEMORY_RWX].prot_pte |= kern_pgprot; + mem_types[__MT_MEMORY_RWX].prot_sect |= ecc_mask | cp->pmd; + mem_types[__MT_MEMORY_RWX].prot_pte |= kern_pgprot; mem_types[MT_MEMORY_RW].prot_sect |= ecc_mask | cp->pmd; mem_types[MT_MEMORY_RW].prot_pte |= kern_pgprot; + mem_types[MT_MEMORY_RX].prot_sect |= ecc_mask | cp->pmd; + mem_types[MT_MEMORY_RX].prot_pte |= kern_pgprot; mem_types[MT_MEMORY_DMA_READY].prot_pte |= kern_pgprot; - mem_types[MT_MEMORY_RWX_NONCACHED].prot_sect |= ecc_mask; - mem_types[MT_ROM].prot_sect |= cp->pmd; + mem_types[MT_MEMORY_RW_NONCACHED].prot_sect |= ecc_mask; + mem_types[MT_MEMORY_RX_NONCACHED].prot_sect |= ecc_mask; + mem_types[MT_ROM_RX].prot_sect |= cp->pmd; switch (cp->pmd) { case PMD_SECT_WT: - mem_types[MT_CACHECLEAN].prot_sect |= PMD_SECT_WT; + mem_types[MT_CACHECLEAN_RO].prot_sect |= PMD_SECT_WT; break; case PMD_SECT_WB: case PMD_SECT_WBWA: - mem_types[MT_CACHECLEAN].prot_sect |= PMD_SECT_WB; + mem_types[MT_CACHECLEAN_RO].prot_sect |= PMD_SECT_WB; break; } pr_info("Memory policy: %sData cache %s\n", @@ -895,7 +936,7 @@ static void __init create_mapping(struct map_desc *md) return; } - if ((md->type == MT_DEVICE || md->type == MT_ROM) && + if ((md->type == MT_DEVICE || md->type == MT_ROM_RX) && md->virtual >= PAGE_OFFSET && md->virtual < FIXADDR_START && (md->virtual < VMALLOC_START || md->virtual >= VMALLOC_END)) { pr_warn("BUG: mapping for 0x%08llx at 0x%08lx out of vmalloc space\n", @@ -1265,18 +1306,15 @@ void __init arm_mm_memblock_reserve(void) * Any other function or debugging method which may touch any device _will_ * crash the kernel. */ + +static char vectors[PAGE_SIZE * 2] __read_only __aligned(PAGE_SIZE); + static void __init devicemaps_init(const struct machine_desc *mdesc) { struct map_desc map; unsigned long addr; - void *vectors; - /* - * Allocate the vector page early. - */ - vectors = early_alloc(PAGE_SIZE * 2); - - early_trap_init(vectors); + early_trap_init(&vectors); /* * Clear page table except top pmd used by early fixmaps @@ -1292,7 +1330,7 @@ static void __init devicemaps_init(const struct machine_desc *mdesc) map.pfn = __phys_to_pfn(CONFIG_XIP_PHYS_ADDR & SECTION_MASK); map.virtual = MODULES_VADDR; map.length = ((unsigned long)_etext - map.virtual + ~SECTION_MASK) & SECTION_MASK; - map.type = MT_ROM; + map.type = MT_ROM_RX; create_mapping(&map); #endif @@ -1303,14 +1341,14 @@ static void __init devicemaps_init(const struct machine_desc *mdesc) map.pfn = __phys_to_pfn(FLUSH_BASE_PHYS); map.virtual = FLUSH_BASE; map.length = SZ_1M; - map.type = MT_CACHECLEAN; + map.type = MT_CACHECLEAN_RO; create_mapping(&map); #endif #ifdef FLUSH_BASE_MINICACHE map.pfn = __phys_to_pfn(FLUSH_BASE_PHYS + SZ_1M); map.virtual = FLUSH_BASE_MINICACHE; map.length = SZ_1M; - map.type = MT_MINICLEAN; + map.type = MT_MINICLEAN_RO; create_mapping(&map); #endif @@ -1319,7 +1357,7 @@ static void __init devicemaps_init(const struct machine_desc *mdesc) * location (0xffff0000). If we aren't using high-vectors, also * create a mapping at the low-vectors virtual address. */ - map.pfn = __phys_to_pfn(virt_to_phys(vectors)); + map.pfn = __phys_to_pfn(virt_to_phys(&vectors)); map.virtual = 0xffff0000; map.length = PAGE_SIZE; #ifdef CONFIG_KUSER_HELPERS @@ -1379,8 +1417,10 @@ static void __init kmap_init(void) static void __init map_lowmem(void) { struct memblock_region *reg; +#ifndef CONFIG_PAX_KERNEXEC phys_addr_t kernel_x_start = round_down(__pa(_stext), SECTION_SIZE); phys_addr_t kernel_x_end = round_up(__pa(__init_end), SECTION_SIZE); +#endif /* Map all the lowmem memory banks. */ for_each_memblock(memory, reg) { @@ -1393,11 +1433,48 @@ static void __init map_lowmem(void) if (start >= end) break; +#ifdef CONFIG_PAX_KERNEXEC + map.pfn = __phys_to_pfn(start); + map.virtual = __phys_to_virt(start); + map.length = end - start; + + if (map.virtual <= (unsigned long)_stext && ((unsigned long)_end < (map.virtual + map.length))) { + struct map_desc kernel; + struct map_desc initmap; + + /* when freeing initmem we will make this RW */ + initmap.pfn = __phys_to_pfn(__pa(__init_begin)); + initmap.virtual = (unsigned long)__init_begin; + initmap.length = _sdata - __init_begin; + initmap.type = __MT_MEMORY_RWX; + create_mapping(&initmap); + + /* when freeing initmem we will make this RX */ + kernel.pfn = __phys_to_pfn(__pa(_stext)); + kernel.virtual = (unsigned long)_stext; + kernel.length = __init_begin - _stext; + kernel.type = __MT_MEMORY_RWX; + create_mapping(&kernel); + + if (map.virtual < (unsigned long)_stext) { + map.length = (unsigned long)_stext - map.virtual; + map.type = __MT_MEMORY_RWX; + create_mapping(&map); + } + + map.pfn = __phys_to_pfn(__pa(_sdata)); + map.virtual = (unsigned long)_sdata; + map.length = end - __pa(_sdata); + } + + map.type = MT_MEMORY_RW; + create_mapping(&map); +#else if (end < kernel_x_start) { map.pfn = __phys_to_pfn(start); map.virtual = __phys_to_virt(start); map.length = end - start; - map.type = MT_MEMORY_RWX; + map.type = __MT_MEMORY_RWX; create_mapping(&map); } else if (start >= kernel_x_end) { @@ -1421,7 +1498,7 @@ static void __init map_lowmem(void) map.pfn = __phys_to_pfn(kernel_x_start); map.virtual = __phys_to_virt(kernel_x_start); map.length = kernel_x_end - kernel_x_start; - map.type = MT_MEMORY_RWX; + map.type = __MT_MEMORY_RWX; create_mapping(&map); @@ -1434,6 +1511,7 @@ static void __init map_lowmem(void) create_mapping(&map); } } +#endif } } diff --git a/arch/arm/net/bpf_jit_32.c b/arch/arm/net/bpf_jit_32.c index b8efb8c..88fa837 100644 --- a/arch/arm/net/bpf_jit_32.c +++ b/arch/arm/net/bpf_jit_32.c @@ -20,6 +20,7 @@ #include <asm/cacheflush.h> #include <asm/hwcap.h> #include <asm/opcodes.h> +#include <asm/pgtable.h> #include "bpf_jit_32.h" @@ -72,54 +73,38 @@ struct jit_ctx { #endif }; +#ifdef CONFIG_GRKERNSEC_BPF_HARDEN +int bpf_jit_enable __read_only; +#else int bpf_jit_enable __read_mostly; +#endif -static inline int call_neg_helper(struct sk_buff *skb, int offset, void *ret, - unsigned int size) -{ - void *ptr = bpf_internal_load_pointer_neg_helper(skb, offset, size); - - if (!ptr) - return -EFAULT; - memcpy(ret, ptr, size); - return 0; -} - -static u64 jit_get_skb_b(struct sk_buff *skb, int offset) +static u64 jit_get_skb_b(struct sk_buff *skb, unsigned offset) { u8 ret; int err; - if (offset < 0) - err = call_neg_helper(skb, offset, &ret, 1); - else - err = skb_copy_bits(skb, offset, &ret, 1); + err = skb_copy_bits(skb, offset, &ret, 1); return (u64)err << 32 | ret; } -static u64 jit_get_skb_h(struct sk_buff *skb, int offset) +static u64 jit_get_skb_h(struct sk_buff *skb, unsigned offset) { u16 ret; int err; - if (offset < 0) - err = call_neg_helper(skb, offset, &ret, 2); - else - err = skb_copy_bits(skb, offset, &ret, 2); + err = skb_copy_bits(skb, offset, &ret, 2); return (u64)err << 32 | ntohs(ret); } -static u64 jit_get_skb_w(struct sk_buff *skb, int offset) +static u64 jit_get_skb_w(struct sk_buff *skb, unsigned offset) { u32 ret; int err; - if (offset < 0) - err = call_neg_helper(skb, offset, &ret, 4); - else - err = skb_copy_bits(skb, offset, &ret, 4); + err = skb_copy_bits(skb, offset, &ret, 4); return (u64)err << 32 | ntohl(ret); } @@ -199,8 +184,10 @@ static void jit_fill_hole(void *area, unsigned int size) { u32 *ptr; /* We are guaranteed to have aligned memory. */ + pax_open_kernel(); for (ptr = area; size >= sizeof(u32); size -= sizeof(u32)) *ptr++ = __opcode_to_mem_arm(ARM_INST_UDF); + pax_close_kernel(); } static void build_prologue(struct jit_ctx *ctx) @@ -556,6 +543,9 @@ static int build_body(struct jit_ctx *ctx) case BPF_LD | BPF_B | BPF_ABS: load_order = 0; load: + /* the interpreter will deal with the negative K */ + if ((int)k < 0) + return -ENOTSUPP; emit_mov_i(r_off, k, ctx); load_common: ctx->seen |= SEEN_DATA | SEEN_CALL; @@ -570,18 +560,6 @@ load_common: condt = ARM_COND_HI; } - /* - * test for negative offset, only if we are - * currently scheduled to take the fast - * path. this will update the flags so that - * the slowpath instruction are ignored if the - * offset is negative. - * - * for loard_order == 0 the HI condition will - * make loads at offset 0 take the slow path too. - */ - _emit(condt, ARM_CMP_I(r_off, 0), ctx); - _emit(condt, ARM_ADD_R(r_scratch, r_off, r_skb_data), ctx); diff --git a/arch/arm/plat-iop/setup.c b/arch/arm/plat-iop/setup.c index 5b217f4..c23f40e 100644 --- a/arch/arm/plat-iop/setup.c +++ b/arch/arm/plat-iop/setup.c @@ -24,7 +24,7 @@ static struct map_desc iop3xx_std_desc[] __initdata = { .virtual = IOP3XX_PERIPHERAL_VIRT_BASE, .pfn = __phys_to_pfn(IOP3XX_PERIPHERAL_PHYS_BASE), .length = IOP3XX_PERIPHERAL_SIZE, - .type = MT_UNCACHED, + .type = MT_UNCACHED_RW, }, }; diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c index a5bc92d..0bb4730 100644 --- a/arch/arm/plat-omap/sram.c +++ b/arch/arm/plat-omap/sram.c @@ -93,6 +93,8 @@ void __init omap_map_sram(unsigned long start, unsigned long size, * Looks like we need to preserve some bootloader code at the * beginning of SRAM for jumping to flash for reboot to work... */ + pax_open_kernel(); memset_io(omap_sram_base + omap_sram_skip, 0, omap_sram_size - omap_sram_skip); + pax_close_kernel(); } diff --git a/arch/arm64/Kconfig.debug b/arch/arm64/Kconfig.debug index d6285ef..b684dac 100644 --- a/arch/arm64/Kconfig.debug +++ b/arch/arm64/Kconfig.debug @@ -10,6 +10,7 @@ config ARM64_PTDUMP bool "Export kernel pagetable layout to userspace via debugfs" depends on DEBUG_KERNEL select DEBUG_FS + depends on !GRKERNSEC_KMEM help Say Y here if you want to show the kernel pagetable layout in a debugfs file. This information is only useful for kernel developers diff --git a/arch/arm64/include/asm/atomic.h b/arch/arm64/include/asm/atomic.h index 35a6778..caabbd36 100644 --- a/arch/arm64/include/asm/atomic.h +++ b/arch/arm64/include/asm/atomic.h @@ -91,5 +91,15 @@ #define atomic64_inc_not_zero(v) atomic64_add_unless((v), 1, 0) +#define atomic64_read_unchecked(v) atomic64_read(v) +#define atomic64_set_unchecked(v, i) atomic64_set((v), (i)) +#define atomic64_add_unchecked(a, v) atomic64_add((a), (v)) +#define atomic64_add_return_unchecked(a, v) atomic64_add_return((a), (v)) +#define atomic64_sub_unchecked(a, v) atomic64_sub((a), (v)) +#define atomic64_inc_unchecked(v) atomic64_inc(v) +#define atomic64_inc_return_unchecked(v) atomic64_inc_return(v) +#define atomic64_dec_unchecked(v) atomic64_dec(v) +#define atomic64_cmpxchg_unchecked(v, o, n) atomic64_cmpxchg((v), (o), (n)) + #endif #endif diff --git a/arch/arm64/include/asm/percpu.h b/arch/arm64/include/asm/percpu.h index 0a456be..7799ff5 100644 --- a/arch/arm64/include/asm/percpu.h +++ b/arch/arm64/include/asm/percpu.h @@ -127,16 +127,16 @@ static inline void __percpu_write(void *ptr, unsigned long val, int size) { switch (size) { case 1: - ACCESS_ONCE(*(u8 *)ptr) = (u8)val; + ACCESS_ONCE_RW(*(u8 *)ptr) = (u8)val; break; case 2: - ACCESS_ONCE(*(u16 *)ptr) = (u16)val; + ACCESS_ONCE_RW(*(u16 *)ptr) = (u16)val; break; case 4: - ACCESS_ONCE(*(u32 *)ptr) = (u32)val; + ACCESS_ONCE_RW(*(u32 *)ptr) = (u32)val; break; case 8: - ACCESS_ONCE(*(u64 *)ptr) = (u64)val; + ACCESS_ONCE_RW(*(u64 *)ptr) = (u64)val; break; default: BUILD_BUG(); diff --git a/arch/arm64/include/asm/pgalloc.h b/arch/arm64/include/asm/pgalloc.h index 7642056..bffc904 100644 --- a/arch/arm64/include/asm/pgalloc.h +++ b/arch/arm64/include/asm/pgalloc.h @@ -46,6 +46,11 @@ static inline void pud_populate(struct mm_struct *mm, pud_t *pud, pmd_t *pmd) set_pud(pud, __pud(__pa(pmd) | PMD_TYPE_TABLE)); } +static inline void pud_populate_kernel(struct mm_struct *mm, pud_t *pud, pmd_t *pmd) +{ + pud_populate(mm, pud, pmd); +} + #endif /* CONFIG_PGTABLE_LEVELS > 2 */ #if CONFIG_PGTABLE_LEVELS > 3 diff --git a/arch/arm64/include/asm/uaccess.h b/arch/arm64/include/asm/uaccess.h index b2ede967..865eed5 100644 --- a/arch/arm64/include/asm/uaccess.h +++ b/arch/arm64/include/asm/uaccess.h @@ -102,6 +102,7 @@ static inline void set_fs(mm_segment_t fs) flag; \ }) +#define access_ok_noprefault(type, addr, size) access_ok((type), (addr), (size)) #define access_ok(type, addr, size) __range_ok(addr, size) #define user_addr_max get_fs diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c index 99224dc..148dfb7 100644 --- a/arch/arm64/mm/dma-mapping.c +++ b/arch/arm64/mm/dma-mapping.c @@ -134,7 +134,7 @@ static void __dma_free_coherent(struct device *dev, size_t size, phys_to_page(paddr), size >> PAGE_SHIFT); if (!freed) - swiotlb_free_coherent(dev, size, vaddr, dma_handle); + swiotlb_free_coherent(dev, size, vaddr, dma_handle, attrs); } static void *__dma_alloc(struct device *dev, size_t size, diff --git a/arch/avr32/include/asm/cache.h b/arch/avr32/include/asm/cache.h index c3a58a1..78fbf54 100644 --- a/arch/avr32/include/asm/cache.h +++ b/arch/avr32/include/asm/cache.h @@ -1,8 +1,10 @@ #ifndef __ASM_AVR32_CACHE_H #define __ASM_AVR32_CACHE_H +#include <linux/const.h> + #define L1_CACHE_SHIFT 5 -#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) /* * Memory returned by kmalloc() may be used for DMA, so we must make diff --git a/arch/avr32/include/asm/elf.h b/arch/avr32/include/asm/elf.h index 0388ece..87c8df1 100644 --- a/arch/avr32/include/asm/elf.h +++ b/arch/avr32/include/asm/elf.h @@ -84,8 +84,14 @@ typedef struct user_fpu_struct elf_fpregset_t; the loader. We need to make sure that it is out of the way of the program that it will "exec", and that there is sufficient room for the brk. */ -#define ELF_ET_DYN_BASE (TASK_SIZE / 3 * 2) +#define ELF_ET_DYN_BASE (TASK_SIZE / 3 * 2) +#ifdef CONFIG_PAX_ASLR +#define PAX_ELF_ET_DYN_BASE 0x00001000UL + +#define PAX_DELTA_MMAP_LEN 15 +#define PAX_DELTA_STACK_LEN 15 +#endif /* This yields a mask that user programs can use to figure out what instruction set this CPU supports. This could be done in user space, diff --git a/arch/avr32/include/asm/kmap_types.h b/arch/avr32/include/asm/kmap_types.h index 479330b..53717a8 100644 --- a/arch/avr32/include/asm/kmap_types.h +++ b/arch/avr32/include/asm/kmap_types.h @@ -2,9 +2,9 @@ #define __ASM_AVR32_KMAP_TYPES_H #ifdef CONFIG_DEBUG_HIGHMEM -# define KM_TYPE_NR 29 +# define KM_TYPE_NR 30 #else -# define KM_TYPE_NR 14 +# define KM_TYPE_NR 15 #endif #endif /* __ASM_AVR32_KMAP_TYPES_H */ diff --git a/arch/avr32/mm/fault.c b/arch/avr32/mm/fault.c index c035339..e1fa594 100644 --- a/arch/avr32/mm/fault.c +++ b/arch/avr32/mm/fault.c @@ -41,6 +41,23 @@ static inline int notify_page_fault(struct pt_regs *regs, int trap) int exception_trace = 1; +#ifdef CONFIG_PAX_PAGEEXEC +void pax_report_insns(struct pt_regs *regs, void *pc, void *sp) +{ + unsigned long i; + + printk(KERN_ERR "PAX: bytes at PC: "); + for (i = 0; i < 20; i++) { + unsigned char c; + if (get_user(c, (unsigned char *)pc+i)) + printk(KERN_CONT "???????? "); + else + printk(KERN_CONT "%02x ", c); + } + printk("\n"); +} +#endif + /* * This routine handles page faults. It determines the address and the * problem, and then passes it off to one of the appropriate routines. @@ -178,6 +195,16 @@ bad_area: up_read(&mm->mmap_sem); if (user_mode(regs)) { + +#ifdef CONFIG_PAX_PAGEEXEC + if (mm->pax_flags & MF_PAX_PAGEEXEC) { + if (ecr == ECR_PROTECTION_X || ecr == ECR_TLB_MISS_X) { + pax_report_fault(regs, (void *)regs->pc, (void *)regs->sp); + do_group_exit(SIGKILL); + } + } +#endif + if (exception_trace && printk_ratelimit()) printk("%s%s[%d]: segfault at %08lx pc %08lx " "sp %08lx ecr %lu\n", diff --git a/arch/blackfin/Kconfig.debug b/arch/blackfin/Kconfig.debug index f3337ee..15b6f8d 100644 --- a/arch/blackfin/Kconfig.debug +++ b/arch/blackfin/Kconfig.debug @@ -18,6 +18,7 @@ config DEBUG_VERBOSE config DEBUG_MMRS tristate "Generate Blackfin MMR tree" select DEBUG_FS + depends on !GRKERNSEC_KMEM help Create a tree of Blackfin MMRs via the debugfs tree. If you enable this, you will find all MMRs laid out in the diff --git a/arch/blackfin/include/asm/cache.h b/arch/blackfin/include/asm/cache.h index 568885a..f8008df 100644 --- a/arch/blackfin/include/asm/cache.h +++ b/arch/blackfin/include/asm/cache.h @@ -7,6 +7,7 @@ #ifndef __ARCH_BLACKFIN_CACHE_H #define __ARCH_BLACKFIN_CACHE_H +#include <linux/const.h> #include <linux/linkage.h> /* for asmlinkage */ /* @@ -14,7 +15,7 @@ * Blackfin loads 32 bytes for cache */ #define L1_CACHE_SHIFT 5 -#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) #define SMP_CACHE_BYTES L1_CACHE_BYTES #define ARCH_DMA_MINALIGN L1_CACHE_BYTES diff --git a/arch/cris/include/arch-v10/arch/cache.h b/arch/cris/include/arch-v10/arch/cache.h index aea2718..3639a60 100644 --- a/arch/cris/include/arch-v10/arch/cache.h +++ b/arch/cris/include/arch-v10/arch/cache.h @@ -1,8 +1,9 @@ #ifndef _ASM_ARCH_CACHE_H #define _ASM_ARCH_CACHE_H +#include <linux/const.h> /* Etrax 100LX have 32-byte cache-lines. */ -#define L1_CACHE_BYTES 32 #define L1_CACHE_SHIFT 5 +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) #endif /* _ASM_ARCH_CACHE_H */ diff --git a/arch/cris/include/arch-v32/arch/cache.h b/arch/cris/include/arch-v32/arch/cache.h index 7caf25d..ee65ac5 100644 --- a/arch/cris/include/arch-v32/arch/cache.h +++ b/arch/cris/include/arch-v32/arch/cache.h @@ -1,11 +1,12 @@ #ifndef _ASM_CRIS_ARCH_CACHE_H #define _ASM_CRIS_ARCH_CACHE_H +#include <linux/const.h> #include <arch/hwregs/dma.h> /* A cache-line is 32 bytes. */ -#define L1_CACHE_BYTES 32 #define L1_CACHE_SHIFT 5 +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) #define __read_mostly __attribute__((__section__(".data..read_mostly"))) diff --git a/arch/frv/include/asm/atomic.h b/arch/frv/include/asm/atomic.h index 0da689d..3aad5fb 100644 --- a/arch/frv/include/asm/atomic.h +++ b/arch/frv/include/asm/atomic.h @@ -166,6 +166,16 @@ static inline void atomic64_dec(atomic64_t *v) #define atomic64_cmpxchg(v, old, new) (__cmpxchg_64(old, new, &(v)->counter)) #define atomic64_xchg(v, new) (__xchg_64(new, &(v)->counter)) +#define atomic64_read_unchecked(v) atomic64_read(v) +#define atomic64_set_unchecked(v, i) atomic64_set((v), (i)) +#define atomic64_add_unchecked(a, v) atomic64_add((a), (v)) +#define atomic64_add_return_unchecked(a, v) atomic64_add_return((a), (v)) +#define atomic64_sub_unchecked(a, v) atomic64_sub((a), (v)) +#define atomic64_inc_unchecked(v) atomic64_inc(v) +#define atomic64_inc_return_unchecked(v) atomic64_inc_return(v) +#define atomic64_dec_unchecked(v) atomic64_dec(v) +#define atomic64_cmpxchg_unchecked(v, o, n) atomic64_cmpxchg((v), (o), (n)) + static __inline__ int __atomic_add_unless(atomic_t *v, int a, int u) { int c, old; diff --git a/arch/frv/include/asm/cache.h b/arch/frv/include/asm/cache.h index 2797163..c2a401df9 100644 --- a/arch/frv/include/asm/cache.h +++ b/arch/frv/include/asm/cache.h @@ -12,10 +12,11 @@ #ifndef __ASM_CACHE_H #define __ASM_CACHE_H +#include <linux/const.h> /* bytes per L1 cache line */ #define L1_CACHE_SHIFT (CONFIG_FRV_L1_CACHE_SHIFT) -#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) #define __cacheline_aligned __attribute__((aligned(L1_CACHE_BYTES))) #define ____cacheline_aligned __attribute__((aligned(L1_CACHE_BYTES))) diff --git a/arch/frv/include/asm/kmap_types.h b/arch/frv/include/asm/kmap_types.h index 43901f2..0d8b865 100644 --- a/arch/frv/include/asm/kmap_types.h +++ b/arch/frv/include/asm/kmap_types.h @@ -2,6 +2,6 @@ #ifndef _ASM_KMAP_TYPES_H #define _ASM_KMAP_TYPES_H -#define KM_TYPE_NR 17 +#define KM_TYPE_NR 18 #endif diff --git a/arch/frv/mm/elf-fdpic.c b/arch/frv/mm/elf-fdpic.c index 836f147..4cf23f5 100644 --- a/arch/frv/mm/elf-fdpic.c +++ b/arch/frv/mm/elf-fdpic.c @@ -61,6 +61,7 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, unsi { struct vm_area_struct *vma; struct vm_unmapped_area_info info; + unsigned long offset = gr_rand_threadstack_offset(current->mm, filp, flags); if (len > TASK_SIZE) return -ENOMEM; @@ -73,8 +74,7 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, unsi if (addr) { addr = PAGE_ALIGN(addr); vma = find_vma(current->mm, addr); - if (TASK_SIZE - len >= addr && - (!vma || addr + len <= vma->vm_start)) + if (TASK_SIZE - len >= addr && check_heap_stack_gap(vma, addr, len, offset)) goto success; } @@ -85,6 +85,7 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, unsi info.high_limit = (current->mm->start_stack - 0x00200000); info.align_mask = 0; info.align_offset = 0; + info.threadstack_offset = offset; addr = vm_unmapped_area(&info); if (!(addr & ~PAGE_MASK)) goto success; diff --git a/arch/hexagon/include/asm/cache.h b/arch/hexagon/include/asm/cache.h index 69952c18..4fa2908 100644 --- a/arch/hexagon/include/asm/cache.h +++ b/arch/hexagon/include/asm/cache.h @@ -21,9 +21,11 @@ #ifndef __ASM_CACHE_H #define __ASM_CACHE_H +#include <linux/const.h> + /* Bytes per L1 cache line */ -#define L1_CACHE_SHIFT (5) -#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) +#define L1_CACHE_SHIFT 5 +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) #define ARCH_DMA_MINALIGN L1_CACHE_BYTES diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index eb0249e..388ff32 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -519,6 +519,7 @@ config KEXEC bool "kexec system call" depends on !IA64_HP_SIM && (!SMP || HOTPLUG_CPU) select KEXEC_CORE + depends on !GRKERNSEC_KMEM help kexec is a system call that implements the ability to shutdown your current kernel, and to start another kernel. It is like a reboot diff --git a/arch/ia64/Makefile b/arch/ia64/Makefile index 970d0bd..e750b9b 100644 --- a/arch/ia64/Makefile +++ b/arch/ia64/Makefile @@ -98,5 +98,6 @@ endef archprepare: make_nr_irqs_h FORCE PHONY += make_nr_irqs_h FORCE +make_nr_irqs_h: KBUILD_CFLAGS := $(filter-out $(GCC_PLUGINS_CFLAGS),$(KBUILD_CFLAGS)) make_nr_irqs_h: FORCE $(Q)$(MAKE) $(build)=arch/ia64/kernel include/generated/nr-irqs.h diff --git a/arch/ia64/include/asm/atomic.h b/arch/ia64/include/asm/atomic.h index be4beeb..c0ec564 100644 --- a/arch/ia64/include/asm/atomic.h +++ b/arch/ia64/include/asm/atomic.h @@ -209,4 +209,14 @@ atomic64_add_negative (__s64 i, atomic64_t *v) #define atomic64_inc(v) atomic64_add(1, (v)) #define atomic64_dec(v) atomic64_sub(1, (v)) +#define atomic64_read_unchecked(v) atomic64_read(v) +#define atomic64_set_unchecked(v, i) atomic64_set((v), (i)) +#define atomic64_add_unchecked(a, v) atomic64_add((a), (v)) +#define atomic64_add_return_unchecked(a, v) atomic64_add_return((a), (v)) +#define atomic64_sub_unchecked(a, v) atomic64_sub((a), (v)) +#define atomic64_inc_unchecked(v) atomic64_inc(v) +#define atomic64_inc_return_unchecked(v) atomic64_inc_return(v) +#define atomic64_dec_unchecked(v) atomic64_dec(v) +#define atomic64_cmpxchg_unchecked(v, o, n) atomic64_cmpxchg((v), (o), (n)) + #endif /* _ASM_IA64_ATOMIC_H */ diff --git a/arch/ia64/include/asm/cache.h b/arch/ia64/include/asm/cache.h index 988254a..e1ee885 100644 --- a/arch/ia64/include/asm/cache.h +++ b/arch/ia64/include/asm/cache.h @@ -1,6 +1,7 @@ #ifndef _ASM_IA64_CACHE_H #define _ASM_IA64_CACHE_H +#include <linux/const.h> /* * Copyright (C) 1998-2000 Hewlett-Packard Co @@ -9,7 +10,7 @@ /* Bytes per L1 (data) cache line. */ #define L1_CACHE_SHIFT CONFIG_IA64_L1_CACHE_SHIFT -#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) #ifdef CONFIG_SMP # define SMP_CACHE_SHIFT L1_CACHE_SHIFT diff --git a/arch/ia64/include/asm/elf.h b/arch/ia64/include/asm/elf.h index 5a83c5c..4d7f553 100644 --- a/arch/ia64/include/asm/elf.h +++ b/arch/ia64/include/asm/elf.h @@ -42,6 +42,13 @@ */ #define ELF_ET_DYN_BASE (TASK_UNMAPPED_BASE + 0x800000000UL) +#ifdef CONFIG_PAX_ASLR +#define PAX_ELF_ET_DYN_BASE (current->personality == PER_LINUX32 ? 0x08048000UL : 0x4000000000000000UL) + +#define PAX_DELTA_MMAP_LEN (current->personality == PER_LINUX32 ? 16 : 3*PAGE_SHIFT - 13) +#define PAX_DELTA_STACK_LEN (current->personality == PER_LINUX32 ? 16 : 3*PAGE_SHIFT - 13) +#endif + #define PT_IA_64_UNWIND 0x70000001 /* IA-64 relocations: */ diff --git a/arch/ia64/include/asm/pgalloc.h b/arch/ia64/include/asm/pgalloc.h index f5e70e9..624fad5 100644 --- a/arch/ia64/include/asm/pgalloc.h +++ b/arch/ia64/include/asm/pgalloc.h @@ -39,6 +39,12 @@ pgd_populate(struct mm_struct *mm, pgd_t * pgd_entry, pud_t * pud) pgd_val(*pgd_entry) = __pa(pud); } +static inline void +pgd_populate_kernel(struct mm_struct *mm, pgd_t * pgd_entry, pud_t * pud) +{ + pgd_populate(mm, pgd_entry, pud); +} + static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr) { return quicklist_alloc(0, GFP_KERNEL, NULL); @@ -57,6 +63,12 @@ pud_populate(struct mm_struct *mm, pud_t * pud_entry, pmd_t * pmd) pud_val(*pud_entry) = __pa(pmd); } +static inline void +pud_populate_kernel(struct mm_struct *mm, pud_t * pud_entry, pmd_t * pmd) +{ + pud_populate(mm, pud_entry, pmd); +} + static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long addr) { return quicklist_alloc(0, GFP_KERNEL, NULL); diff --git a/arch/ia64/include/asm/pgtable.h b/arch/ia64/include/asm/pgtable.h index 9f3ed9e..c99b418 100644 --- a/arch/ia64/include/asm/pgtable.h +++ b/arch/ia64/include/asm/pgtable.h @@ -12,7 +12,7 @@ * David Mosberger-Tang <davidm@hpl.hp.com> */ - +#include <linux/const.h> #include <asm/mman.h> #include <asm/page.h> #include <asm/processor.h> @@ -139,6 +139,17 @@ #define PAGE_READONLY __pgprot(__ACCESS_BITS | _PAGE_PL_3 | _PAGE_AR_R) #define PAGE_COPY __pgprot(__ACCESS_BITS | _PAGE_PL_3 | _PAGE_AR_R) #define PAGE_COPY_EXEC __pgprot(__ACCESS_BITS | _PAGE_PL_3 | _PAGE_AR_RX) + +#ifdef CONFIG_PAX_PAGEEXEC +# define PAGE_SHARED_NOEXEC __pgprot(__ACCESS_BITS | _PAGE_PL_3 | _PAGE_AR_RW) +# define PAGE_READONLY_NOEXEC __pgprot(__ACCESS_BITS | _PAGE_PL_3 | _PAGE_AR_R) +# define PAGE_COPY_NOEXEC __pgprot(__ACCESS_BITS | _PAGE_PL_3 | _PAGE_AR_R) +#else +# define PAGE_SHARED_NOEXEC PAGE_SHARED +# define PAGE_READONLY_NOEXEC PAGE_READONLY +# define PAGE_COPY_NOEXEC PAGE_COPY +#endif + #define PAGE_GATE __pgprot(__ACCESS_BITS | _PAGE_PL_0 | _PAGE_AR_X_RX) #define PAGE_KERNEL __pgprot(__DIRTY_BITS | _PAGE_PL_0 | _PAGE_AR_RWX) #define PAGE_KERNELRX __pgprot(__ACCESS_BITS | _PAGE_PL_0 | _PAGE_AR_RX) diff --git a/arch/ia64/include/asm/spinlock.h b/arch/ia64/include/asm/spinlock.h index 45698cd..e8e2dbc 100644 --- a/arch/ia64/include/asm/spinlock.h +++ b/arch/ia64/include/asm/spinlock.h @@ -71,7 +71,7 @@ static __always_inline void __ticket_spin_unlock(arch_spinlock_t *lock) unsigned short *p = (unsigned short *)&lock->lock + 1, tmp; asm volatile ("ld2.bias %0=[%1]" : "=r"(tmp) : "r"(p)); - ACCESS_ONCE(*p) = (tmp + 2) & ~1; + ACCESS_ONCE_RW(*p) = (tmp + 2) & ~1; } static __always_inline void __ticket_spin_unlock_wait(arch_spinlock_t *lock) diff --git a/arch/ia64/include/asm/uaccess.h b/arch/ia64/include/asm/uaccess.h index 4f3fb6cc..254055e 100644 --- a/arch/ia64/include/asm/uaccess.h +++ b/arch/ia64/include/asm/uaccess.h @@ -70,6 +70,7 @@ && ((segment).seg == KERNEL_DS.seg \ || likely(REGION_OFFSET((unsigned long) (addr)) < RGN_MAP_LIMIT))); \ }) +#define access_ok_noprefault(type, addr, size) access_ok((type), (addr), (size)) #define access_ok(type, addr, size) __access_ok((addr), (size), get_fs()) /* @@ -241,12 +242,24 @@ extern unsigned long __must_check __copy_user (void __user *to, const void __use static inline unsigned long __copy_to_user (void __user *to, const void *from, unsigned long count) { + if (count > INT_MAX) + return count; + + if (!__builtin_constant_p(count)) + check_object_size(from, count, true); + return __copy_user(to, (__force void __user *) from, count); } static inline unsigned long __copy_from_user (void *to, const void __user *from, unsigned long count) { + if (count > INT_MAX) + return count; + + if (!__builtin_constant_p(count)) + check_object_size(to, count, false); + return __copy_user((__force void __user *) to, from, count); } @@ -256,10 +269,13 @@ __copy_from_user (void *to, const void __user *from, unsigned long count) ({ \ void __user *__cu_to = (to); \ const void *__cu_from = (from); \ - long __cu_len = (n); \ + unsigned long __cu_len = (n); \ \ - if (__access_ok(__cu_to, __cu_len, get_fs())) \ + if (__cu_len <= INT_MAX && __access_ok(__cu_to, __cu_len, get_fs())) { \ + if (!__builtin_constant_p(n)) \ + check_object_size(__cu_from, __cu_len, true); \ __cu_len = __copy_user(__cu_to, (__force void __user *) __cu_from, __cu_len); \ + } \ __cu_len; \ }) @@ -267,11 +283,14 @@ __copy_from_user (void *to, const void __user *from, unsigned long count) ({ \ void *__cu_to = (to); \ const void __user *__cu_from = (from); \ - long __cu_len = (n); \ + unsigned long __cu_len = (n); \ \ __chk_user_ptr(__cu_from); \ - if (__access_ok(__cu_from, __cu_len, get_fs())) \ + if (__cu_len <= INT_MAX && __access_ok(__cu_from, __cu_len, get_fs())) { \ + if (!__builtin_constant_p(n)) \ + check_object_size(__cu_to, __cu_len, false); \ __cu_len = __copy_user((__force void __user *) __cu_to, __cu_from, __cu_len); \ + } \ __cu_len; \ }) diff --git a/arch/ia64/kernel/module.c b/arch/ia64/kernel/module.c index b15933c..098b1c8 100644 --- a/arch/ia64/kernel/module.c +++ b/arch/ia64/kernel/module.c @@ -484,15 +484,39 @@ module_frob_arch_sections (Elf_Ehdr *ehdr, Elf_Shdr *sechdrs, char *secstrings, } static inline int +in_init_rx (const struct module *mod, uint64_t addr) +{ + return addr - (uint64_t) mod->module_init_rx < mod->init_size_rx; +} + +static inline int +in_init_rw (const struct module *mod, uint64_t addr) +{ + return addr - (uint64_t) mod->module_init_rw < mod->init_size_rw; +} + +static inline int in_init (const struct module *mod, uint64_t addr) { - return addr - (uint64_t) mod->module_init < mod->init_size; + return in_init_rx(mod, addr) || in_init_rw(mod, addr); +} + +static inline int +in_core_rx (const struct module *mod, uint64_t addr) +{ + return addr - (uint64_t) mod->module_core_rx < mod->core_size_rx; +} + +static inline int +in_core_rw (const struct module *mod, uint64_t addr) +{ + return addr - (uint64_t) mod->module_core_rw < mod->core_size_rw; } static inline int in_core (const struct module *mod, uint64_t addr) { - return addr - (uint64_t) mod->module_core < mod->core_size; + return in_core_rx(mod, addr) || in_core_rw(mod, addr); } static inline int @@ -675,7 +699,14 @@ do_reloc (struct module *mod, uint8_t r_type, Elf64_Sym *sym, uint64_t addend, break; case RV_BDREL: - val -= (uint64_t) (in_init(mod, val) ? mod->module_init : mod->module_core); + if (in_init_rx(mod, val)) + val -= (uint64_t) mod->module_init_rx; + else if (in_init_rw(mod, val)) + val -= (uint64_t) mod->module_init_rw; + else if (in_core_rx(mod, val)) + val -= (uint64_t) mod->module_core_rx; + else if (in_core_rw(mod, val)) + val -= (uint64_t) mod->module_core_rw; break; case RV_LTV: @@ -810,15 +841,15 @@ apply_relocate_add (Elf64_Shdr *sechdrs, const char *strtab, unsigned int symind * addresses have been selected... */ uint64_t gp; - if (mod->core_size > MAX_LTOFF) + if (mod->core_size_rx + mod->core_size_rw > MAX_LTOFF) /* * This takes advantage of fact that SHF_ARCH_SMALL gets allocated * at the end of the module. */ - gp = mod->core_size - MAX_LTOFF / 2; + gp = mod->core_size_rx + mod->core_size_rw - MAX_LTOFF / 2; else - gp = mod->core_size / 2; - gp = (uint64_t) mod->module_core + ((gp + 7) & -8); + gp = (mod->core_size_rx + mod->core_size_rw) / 2; + gp = (uint64_t) mod->module_core_rx + ((gp + 7) & -8); mod->arch.gp = gp; DEBUGP("%s: placing gp at 0x%lx\n", __func__, gp); } diff --git a/arch/ia64/kernel/palinfo.c b/arch/ia64/kernel/palinfo.c index c39c3cd..3c77738 100644 --- a/arch/ia64/kernel/palinfo.c +++ b/arch/ia64/kernel/palinfo.c @@ -980,7 +980,7 @@ static int palinfo_cpu_callback(struct notifier_block *nfb, return NOTIFY_OK; } -static struct notifier_block __refdata palinfo_cpu_notifier = +static struct notifier_block palinfo_cpu_notifier = { .notifier_call = palinfo_cpu_callback, .priority = 0, diff --git a/arch/ia64/kernel/sys_ia64.c b/arch/ia64/kernel/sys_ia64.c index 41e33f8..65180b2a 100644 --- a/arch/ia64/kernel/sys_ia64.c +++ b/arch/ia64/kernel/sys_ia64.c @@ -28,6 +28,7 @@ arch_get_unmapped_area (struct file *filp, unsigned long addr, unsigned long len unsigned long align_mask = 0; struct mm_struct *mm = current->mm; struct vm_unmapped_area_info info; + unsigned long offset = gr_rand_threadstack_offset(mm, filp, flags); if (len > RGN_MAP_LIMIT) return -ENOMEM; @@ -43,6 +44,13 @@ arch_get_unmapped_area (struct file *filp, unsigned long addr, unsigned long len if (REGION_NUMBER(addr) == RGN_HPAGE) addr = 0; #endif + +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) + addr = mm->free_area_cache; + else +#endif + if (!addr) addr = TASK_UNMAPPED_BASE; @@ -61,6 +69,7 @@ arch_get_unmapped_area (struct file *filp, unsigned long addr, unsigned long len info.high_limit = TASK_SIZE; info.align_mask = align_mask; info.align_offset = 0; + info.threadstack_offset = offset; return vm_unmapped_area(&info); } diff --git a/arch/ia64/kernel/vmlinux.lds.S b/arch/ia64/kernel/vmlinux.lds.S index dc506b0..39baade 100644 --- a/arch/ia64/kernel/vmlinux.lds.S +++ b/arch/ia64/kernel/vmlinux.lds.S @@ -171,7 +171,7 @@ SECTIONS { /* Per-cpu data: */ . = ALIGN(PERCPU_PAGE_SIZE); PERCPU_VADDR(SMP_CACHE_BYTES, PERCPU_ADDR, :percpu) - __phys_per_cpu_start = __per_cpu_load; + __phys_per_cpu_start = per_cpu_load; /* * ensure percpu data fits * into percpu page size diff --git a/arch/ia64/mm/fault.c b/arch/ia64/mm/fault.c index 70b40d1..01a9a28 100644 --- a/arch/ia64/mm/fault.c +++ b/arch/ia64/mm/fault.c @@ -72,6 +72,23 @@ mapped_kernel_page_is_present (unsigned long address) return pte_present(pte); } +#ifdef CONFIG_PAX_PAGEEXEC +void pax_report_insns(struct pt_regs *regs, void *pc, void *sp) +{ + unsigned long i; + + printk(KERN_ERR "PAX: bytes at PC: "); + for (i = 0; i < 8; i++) { + unsigned int c; + if (get_user(c, (unsigned int *)pc+i)) + printk(KERN_CONT "???????? "); + else + printk(KERN_CONT "%08x ", c); + } + printk("\n"); +} +#endif + # define VM_READ_BIT 0 # define VM_WRITE_BIT 1 # define VM_EXEC_BIT 2 @@ -151,8 +168,21 @@ retry: if (((isr >> IA64_ISR_R_BIT) & 1UL) && (!(vma->vm_flags & (VM_READ | VM_WRITE)))) goto bad_area; - if ((vma->vm_flags & mask) != mask) + if ((vma->vm_flags & mask) != mask) { + +#ifdef CONFIG_PAX_PAGEEXEC + if (!(vma->vm_flags & VM_EXEC) && (mask & VM_EXEC)) { + if (!(mm->pax_flags & MF_PAX_PAGEEXEC) || address != regs->cr_iip) + goto bad_area; + + up_read(&mm->mmap_sem); + pax_report_fault(regs, (void *)regs->cr_iip, (void *)regs->r12); + do_group_exit(SIGKILL); + } +#endif + goto bad_area; + } /* * If for any reason at all we couldn't handle the fault, make diff --git a/arch/ia64/mm/hugetlbpage.c b/arch/ia64/mm/hugetlbpage.c index f50d4b3..c7975ee 100644 --- a/arch/ia64/mm/hugetlbpage.c +++ b/arch/ia64/mm/hugetlbpage.c @@ -138,6 +138,7 @@ unsigned long hugetlb_get_unmapped_area(struct file *file, unsigned long addr, u unsigned long pgoff, unsigned long flags) { struct vm_unmapped_area_info info; + unsigned long offset = gr_rand_threadstack_offset(current->mm, file, flags); if (len > RGN_MAP_LIMIT) return -ENOMEM; @@ -161,6 +162,7 @@ unsigned long hugetlb_get_unmapped_area(struct file *file, unsigned long addr, u info.high_limit = HPAGE_REGION_BASE + RGN_MAP_LIMIT; info.align_mask = PAGE_MASK & (HPAGE_SIZE - 1); info.align_offset = 0; + info.threadstack_offset = offset; return vm_unmapped_area(&info); } diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c index 1841ef6..74d8330 100644 --- a/arch/ia64/mm/init.c +++ b/arch/ia64/mm/init.c @@ -119,6 +119,19 @@ ia64_init_addr_space (void) vma->vm_start = current->thread.rbs_bot & PAGE_MASK; vma->vm_end = vma->vm_start + PAGE_SIZE; vma->vm_flags = VM_DATA_DEFAULT_FLAGS|VM_GROWSUP|VM_ACCOUNT; + +#ifdef CONFIG_PAX_PAGEEXEC + if (current->mm->pax_flags & MF_PAX_PAGEEXEC) { + vma->vm_flags &= ~VM_EXEC; + +#ifdef CONFIG_PAX_MPROTECT + if (current->mm->pax_flags & MF_PAX_MPROTECT) + vma->vm_flags &= ~VM_MAYEXEC; +#endif + + } +#endif + vma->vm_page_prot = vm_get_page_prot(vma->vm_flags); down_write(¤t->mm->mmap_sem); if (insert_vm_struct(current->mm, vma)) { @@ -279,7 +292,7 @@ static int __init gate_vma_init(void) gate_vma.vm_start = FIXADDR_USER_START; gate_vma.vm_end = FIXADDR_USER_END; gate_vma.vm_flags = VM_READ | VM_MAYREAD | VM_EXEC | VM_MAYEXEC; - gate_vma.vm_page_prot = __P101; + gate_vma.vm_page_prot = vm_get_page_prot(gate_vma.vm_flags); return 0; } diff --git a/arch/m32r/include/asm/cache.h b/arch/m32r/include/asm/cache.h index 40b3ee98..8c2c112 100644 --- a/arch/m32r/include/asm/cache.h +++ b/arch/m32r/include/asm/cache.h @@ -1,8 +1,10 @@ #ifndef _ASM_M32R_CACHE_H #define _ASM_M32R_CACHE_H +#include <linux/const.h> + /* L1 cache line size */ #define L1_CACHE_SHIFT 4 -#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) #endif /* _ASM_M32R_CACHE_H */ diff --git a/arch/m32r/lib/usercopy.c b/arch/m32r/lib/usercopy.c index 82abd15..d95ae5d 100644 --- a/arch/m32r/lib/usercopy.c +++ b/arch/m32r/lib/usercopy.c @@ -14,6 +14,9 @@ unsigned long __generic_copy_to_user(void __user *to, const void *from, unsigned long n) { + if ((long)n < 0) + return n; + prefetch(from); if (access_ok(VERIFY_WRITE, to, n)) __copy_user(to,from,n); @@ -23,6 +26,9 @@ __generic_copy_to_user(void __user *to, const void *from, unsigned long n) unsigned long __generic_copy_from_user(void *to, const void __user *from, unsigned long n) { + if ((long)n < 0) + return n; + prefetchw(to); if (access_ok(VERIFY_READ, from, n)) __copy_user_zeroing(to,from,n); diff --git a/arch/m68k/include/asm/cache.h b/arch/m68k/include/asm/cache.h index 0395c51..5f26031 100644 --- a/arch/m68k/include/asm/cache.h +++ b/arch/m68k/include/asm/cache.h @@ -4,9 +4,11 @@ #ifndef __ARCH_M68K_CACHE_H #define __ARCH_M68K_CACHE_H +#include <linux/const.h> + /* bytes per L1 cache line */ #define L1_CACHE_SHIFT 4 -#define L1_CACHE_BYTES (1<< L1_CACHE_SHIFT) +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) #define ARCH_DMA_MINALIGN L1_CACHE_BYTES diff --git a/arch/metag/mm/hugetlbpage.c b/arch/metag/mm/hugetlbpage.c index 53f0f6c..2dc07fd 100644 --- a/arch/metag/mm/hugetlbpage.c +++ b/arch/metag/mm/hugetlbpage.c @@ -189,6 +189,7 @@ hugetlb_get_unmapped_area_new_pmd(unsigned long len) info.high_limit = TASK_SIZE; info.align_mask = PAGE_MASK & HUGEPT_MASK; info.align_offset = 0; + info.threadstack_offset = 0; return vm_unmapped_area(&info); } diff --git a/arch/microblaze/include/asm/cache.h b/arch/microblaze/include/asm/cache.h index 4efe96a..60e8699 100644 --- a/arch/microblaze/include/asm/cache.h +++ b/arch/microblaze/include/asm/cache.h @@ -13,11 +13,12 @@ #ifndef _ASM_MICROBLAZE_CACHE_H #define _ASM_MICROBLAZE_CACHE_H +#include <linux/const.h> #include <asm/registers.h> #define L1_CACHE_SHIFT 5 /* word-granular cache in microblaze */ -#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) #define SMP_CACHE_BYTES L1_CACHE_BYTES diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index e3aa5b0..2ed7912 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -2598,6 +2598,7 @@ source "kernel/Kconfig.preempt" config KEXEC bool "Kexec system call" select KEXEC_CORE + depends on !GRKERNSEC_KMEM help kexec is a system call that implements the ability to shutdown your current kernel, and to start another kernel. It is like a reboot diff --git a/arch/mips/cavium-octeon/dma-octeon.c b/arch/mips/cavium-octeon/dma-octeon.c index 2cd45f5..d0f4900 100644 --- a/arch/mips/cavium-octeon/dma-octeon.c +++ b/arch/mips/cavium-octeon/dma-octeon.c @@ -191,7 +191,7 @@ static void *octeon_dma_alloc_coherent(struct device *dev, size_t size, static void octeon_dma_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, struct dma_attrs *attrs) { - swiotlb_free_coherent(dev, size, vaddr, dma_handle); + swiotlb_free_coherent(dev, size, vaddr, dma_handle, attrs); } static dma_addr_t octeon_unity_phys_to_dma(struct device *dev, phys_addr_t paddr) diff --git a/arch/mips/include/asm/atomic.h b/arch/mips/include/asm/atomic.h index 4c42fd9..fc7a48e 100644 --- a/arch/mips/include/asm/atomic.h +++ b/arch/mips/include/asm/atomic.h @@ -22,15 +22,39 @@ #include <asm/cmpxchg.h> #include <asm/war.h> +#ifdef CONFIG_GENERIC_ATOMIC64 +#include <asm-generic/atomic64.h> +#endif + #define ATOMIC_INIT(i) { (i) } +#ifdef CONFIG_64BIT +#define _ASM_EXTABLE(from, to) \ +" .section __ex_table,\"a\"\n" \ +" .dword " #from ", " #to"\n" \ +" .previous\n" +#else +#define _ASM_EXTABLE(from, to) \ +" .section __ex_table,\"a\"\n" \ +" .word " #from ", " #to"\n" \ +" .previous\n" +#endif + /* * atomic_read - read atomic variable * @v: pointer of type atomic_t * * Atomically reads the value of @v. */ -#define atomic_read(v) ACCESS_ONCE((v)->counter) +static inline int atomic_read(const atomic_t *v) +{ + return ACCESS_ONCE(v->counter); +} + +static inline int atomic_read_unchecked(const atomic_unchecked_t *v) +{ + return ACCESS_ONCE(v->counter); +} /* * atomic_set - set atomic variable @@ -39,47 +63,77 @@ * * Atomically sets the value of @v to @i. */ -#define atomic_set(v, i) ((v)->counter = (i)) +static inline void atomic_set(atomic_t *v, int i) +{ + v->counter = i; +} -#define ATOMIC_OP(op, c_op, asm_op) \ -static __inline__ void atomic_##op(int i, atomic_t * v) \ +static inline void atomic_set_unchecked(atomic_unchecked_t *v, int i) +{ + v->counter = i; +} + +#ifdef CONFIG_PAX_REFCOUNT +#define __OVERFLOW_POST \ + " b 4f \n" \ + " .set noreorder \n" \ + "3: b 5f \n" \ + " move %0, %1 \n" \ + " .set reorder \n" +#define __OVERFLOW_EXTABLE \ + "3:\n" \ + _ASM_EXTABLE(2b, 3b) +#else +#define __OVERFLOW_POST +#define __OVERFLOW_EXTABLE +#endif + +#define __ATOMIC_OP(op, suffix, asm_op, extable) \ +static inline void atomic_##op##suffix(int i, atomic##suffix##_t * v) \ { \ if (kernel_uses_llsc && R10000_LLSC_WAR) { \ int temp; \ \ __asm__ __volatile__( \ - " .set arch=r4000 \n" \ - "1: ll %0, %1 # atomic_" #op " \n" \ - " " #asm_op " %0, %2 \n" \ + " .set mips3 \n" \ + "1: ll %0, %1 # atomic_" #op #suffix "\n" \ + "2: " #asm_op " %0, %2 \n" \ " sc %0, %1 \n" \ " beqzl %0, 1b \n" \ + extable \ " .set mips0 \n" \ : "=&r" (temp), "+" GCC_OFF_SMALL_ASM() (v->counter) \ : "Ir" (i)); \ } else if (kernel_uses_llsc) { \ int temp; \ \ - do { \ - __asm__ __volatile__( \ - " .set "MIPS_ISA_LEVEL" \n" \ - " ll %0, %1 # atomic_" #op "\n" \ - " " #asm_op " %0, %2 \n" \ - " sc %0, %1 \n" \ - " .set mips0 \n" \ - : "=&r" (temp), "+" GCC_OFF_SMALL_ASM() (v->counter) \ - : "Ir" (i)); \ - } while (unlikely(!temp)); \ + __asm__ __volatile__( \ + " .set "MIPS_ISA_LEVEL" \n" \ + "1: ll %0, %1 # atomic_" #op #suffix "\n" \ + "2: " #asm_op " %0, %2 \n" \ + " sc %0, %1 \n" \ + " beqz %0, 1b \n" \ + extable \ + " .set mips0 \n" \ + : "=&r" (temp), "+" GCC_OFF_SMALL_ASM() (v->counter) \ + : "Ir" (i)); \ } else { \ unsigned long flags; \ \ raw_local_irq_save(flags); \ - v->counter c_op i; \ + __asm__ __volatile__( \ + "2: " #asm_op " %0, %1 \n" \ + extable \ + : "+r" (v->counter) : "Ir" (i)); \ raw_local_irq_restore(flags); \ } \ } -#define ATOMIC_OP_RETURN(op, c_op, asm_op) \ -static __inline__ int atomic_##op##_return(int i, atomic_t * v) \ +#define ATOMIC_OP(op, asm_op) __ATOMIC_OP(op, _unchecked, asm_op##u, ) \ + __ATOMIC_OP(op, , asm_op, __OVERFLOW_EXTABLE) + +#define __ATOMIC_OP_RETURN(op, suffix, asm_op, post_op, extable) \ +static inline int atomic_##op##_return##suffix(int i, atomic##suffix##_t * v) \ { \ int result; \ \ @@ -89,12 +143,15 @@ static __inline__ int atomic_##op##_return(int i, atomic_t * v) \ int temp; \ \ __asm__ __volatile__( \ - " .set arch=r4000 \n" \ - "1: ll %1, %2 # atomic_" #op "_return \n" \ - " " #asm_op " %0, %1, %3 \n" \ + " .set mips3 \n" \ + "1: ll %1, %2 # atomic_" #op "_return" #suffix"\n" \ + "2: " #asm_op " %0, %1, %3 \n" \ " sc %0, %2 \n" \ " beqzl %0, 1b \n" \ - " " #asm_op " %0, %1, %3 \n" \ + post_op \ + extable \ + "4: " #asm_op " %0, %1, %3 \n" \ + "5: \n" \ " .set mips0 \n" \ : "=&r" (result), "=&r" (temp), \ "+" GCC_OFF_SMALL_ASM() (v->counter) \ @@ -102,26 +159,33 @@ static __inline__ int atomic_##op##_return(int i, atomic_t * v) \ } else if (kernel_uses_llsc) { \ int temp; \ \ - do { \ - __asm__ __volatile__( \ - " .set "MIPS_ISA_LEVEL" \n" \ - " ll %1, %2 # atomic_" #op "_return \n" \ - " " #asm_op " %0, %1, %3 \n" \ - " sc %0, %2 \n" \ - " .set mips0 \n" \ - : "=&r" (result), "=&r" (temp), \ - "+" GCC_OFF_SMALL_ASM() (v->counter) \ - : "Ir" (i)); \ - } while (unlikely(!result)); \ + __asm__ __volatile__( \ + " .set "MIPS_ISA_LEVEL" \n" \ + "1: ll %1, %2 # atomic_" #op "_return" #suffix "\n" \ + "2: " #asm_op " %0, %1, %3 \n" \ + " sc %0, %2 \n" \ + post_op \ + extable \ + "4: " #asm_op " %0, %1, %3 \n" \ + "5: \n" \ + " .set mips0 \n" \ + : "=&r" (result), "=&r" (temp), \ + "+" GCC_OFF_SMALL_ASM() (v->counter) \ + : "Ir" (i)); \ \ result = temp; result c_op i; \ } else { \ unsigned long flags; \ \ raw_local_irq_save(flags); \ - result = v->counter; \ - result c_op i; \ - v->counter = result; \ + __asm__ __volatile__( \ + " lw %0, %1 \n" \ + "2: " #asm_op " %0, %1, %2 \n" \ + " sw %0, %1 \n" \ + "3: \n" \ + extable \ + : "=&r" (result), "+" GCC_OFF_SMALL_ASM() (v->counter) \ + : "Ir" (i)); \ raw_local_irq_restore(flags); \ } \ \ @@ -130,20 +194,25 @@ static __inline__ int atomic_##op##_return(int i, atomic_t * v) \ return result; \ } -#define ATOMIC_OPS(op, c_op, asm_op) \ - ATOMIC_OP(op, c_op, asm_op) \ - ATOMIC_OP_RETURN(op, c_op, asm_op) +#define ATOMIC_OP_RETURN(op, asm_op) __ATOMIC_OP_RETURN(op, _unchecked, asm_op##u, , ) \ + __ATOMIC_OP_RETURN(op, , asm_op, __OVERFLOW_POST, __OVERFLOW_EXTABLE) -ATOMIC_OPS(add, +=, addu) -ATOMIC_OPS(sub, -=, subu) +#define ATOMIC_OPS(op, asm_op) \ + ATOMIC_OP(op, asm_op) \ + ATOMIC_OP_RETURN(op, asm_op) -ATOMIC_OP(and, &=, and) -ATOMIC_OP(or, |=, or) -ATOMIC_OP(xor, ^=, xor) +ATOMIC_OPS(add, add) +ATOMIC_OPS(sub, sub) + +ATOMIC_OP(and, and) +ATOMIC_OP(or, or) +ATOMIC_OP(xor, xor) #undef ATOMIC_OPS #undef ATOMIC_OP_RETURN +#undef __ATOMIC_OP_RETURN #undef ATOMIC_OP +#undef __ATOMIC_OP /* * atomic_sub_if_positive - conditionally subtract integer from atomic variable @@ -153,7 +222,7 @@ ATOMIC_OP(xor, ^=, xor) * Atomically test @v and subtract @i if @v is greater or equal than @i. * The function returns the old value of @v minus @i. */ -static __inline__ int atomic_sub_if_positive(int i, atomic_t * v) +static __inline__ int atomic_sub_if_positive(int i, atomic_t *v) { int result; @@ -163,7 +232,7 @@ static __inline__ int atomic_sub_if_positive(int i, atomic_t * v) int temp; __asm__ __volatile__( - " .set arch=r4000 \n" + " .set "MIPS_ISA_LEVEL" \n" "1: ll %1, %2 # atomic_sub_if_positive\n" " subu %0, %1, %3 \n" " bltz %0, 1f \n" @@ -212,8 +281,26 @@ static __inline__ int atomic_sub_if_positive(int i, atomic_t * v) return result; } -#define atomic_cmpxchg(v, o, n) (cmpxchg(&((v)->counter), (o), (n))) -#define atomic_xchg(v, new) (xchg(&((v)->counter), (new))) +static inline int atomic_cmpxchg(atomic_t *v, int old, int new) +{ + return cmpxchg(&v->counter, old, new); +} + +static inline int atomic_cmpxchg_unchecked(atomic_unchecked_t *v, int old, + int new) +{ + return cmpxchg(&(v->counter), old, new); +} + +static inline int atomic_xchg(atomic_t *v, int new) +{ + return xchg(&v->counter, new); +} + +static inline int atomic_xchg_unchecked(atomic_unchecked_t *v, int new) +{ + return xchg(&(v->counter), new); +} /** * __atomic_add_unless - add unless the number is a given value @@ -241,6 +328,10 @@ static __inline__ int __atomic_add_unless(atomic_t *v, int a, int u) #define atomic_dec_return(v) atomic_sub_return(1, (v)) #define atomic_inc_return(v) atomic_add_return(1, (v)) +static __inline__ int atomic_inc_return_unchecked(atomic_unchecked_t *v) +{ + return atomic_add_return_unchecked(1, v); +} /* * atomic_sub_and_test - subtract value from variable and test result @@ -262,6 +353,10 @@ static __inline__ int __atomic_add_unless(atomic_t *v, int a, int u) * other cases. */ #define atomic_inc_and_test(v) (atomic_inc_return(v) == 0) +static __inline__ int atomic_inc_and_test_unchecked(atomic_unchecked_t *v) +{ + return atomic_add_return_unchecked(1, v) == 0; +} /* * atomic_dec_and_test - decrement by 1 and test @@ -286,6 +381,10 @@ static __inline__ int __atomic_add_unless(atomic_t *v, int a, int u) * Atomically increments @v by 1. */ #define atomic_inc(v) atomic_add(1, (v)) +static __inline__ void atomic_inc_unchecked(atomic_unchecked_t *v) +{ + atomic_add_unchecked(1, v); +} /* * atomic_dec - decrement and test @@ -294,6 +393,10 @@ static __inline__ int __atomic_add_unless(atomic_t *v, int a, int u) * Atomically decrements @v by 1. */ #define atomic_dec(v) atomic_sub(1, (v)) +static __inline__ void atomic_dec_unchecked(atomic_unchecked_t *v) +{ + atomic_sub_unchecked(1, v); +} /* * atomic_add_negative - add and test if negative @@ -315,54 +418,77 @@ static __inline__ int __atomic_add_unless(atomic_t *v, int a, int u) * @v: pointer of type atomic64_t * */ -#define atomic64_read(v) ACCESS_ONCE((v)->counter) +static inline long atomic64_read(const atomic64_t *v) +{ + return ACCESS_ONCE(v->counter); +} + +static inline long atomic64_read_unchecked(const atomic64_unchecked_t *v) +{ + return ACCESS_ONCE(v->counter); +} /* * atomic64_set - set atomic variable * @v: pointer of type atomic64_t * @i: required value */ -#define atomic64_set(v, i) ((v)->counter = (i)) +static inline void atomic64_set(atomic64_t *v, long i) +{ + v->counter = i; +} -#define ATOMIC64_OP(op, c_op, asm_op) \ -static __inline__ void atomic64_##op(long i, atomic64_t * v) \ +static inline void atomic64_set_unchecked(atomic64_unchecked_t *v, long i) +{ + v->counter = i; +} + +#define __ATOMIC64_OP(op, suffix, asm_op, extable) \ +static inline void atomic64_##op##suffix(long i, atomic64##suffix##_t * v) \ { \ if (kernel_uses_llsc && R10000_LLSC_WAR) { \ long temp; \ \ __asm__ __volatile__( \ - " .set arch=r4000 \n" \ - "1: lld %0, %1 # atomic64_" #op " \n" \ - " " #asm_op " %0, %2 \n" \ + " .set "MIPS_ISA_LEVEL" \n" \ + "1: lld %0, %1 # atomic64_" #op #suffix "\n" \ + "2: " #asm_op " %0, %2 \n" \ " scd %0, %1 \n" \ " beqzl %0, 1b \n" \ + extable \ " .set mips0 \n" \ : "=&r" (temp), "+" GCC_OFF_SMALL_ASM() (v->counter) \ : "Ir" (i)); \ } else if (kernel_uses_llsc) { \ long temp; \ \ - do { \ - __asm__ __volatile__( \ - " .set "MIPS_ISA_LEVEL" \n" \ - " lld %0, %1 # atomic64_" #op "\n" \ - " " #asm_op " %0, %2 \n" \ - " scd %0, %1 \n" \ - " .set mips0 \n" \ - : "=&r" (temp), "+" GCC_OFF_SMALL_ASM() (v->counter) \ - : "Ir" (i)); \ - } while (unlikely(!temp)); \ + __asm__ __volatile__( \ + " .set "MIPS_ISA_LEVEL" \n" \ + "1: lld %0, %1 # atomic64_" #op #suffix "\n" \ + "2: " #asm_op " %0, %2 \n" \ + " scd %0, %1 \n" \ + " beqz %0, 1b \n" \ + extable \ + " .set mips0 \n" \ + : "=&r" (temp), "+" GCC_OFF_SMALL_ASM() (v->counter) \ + : "Ir" (i)); \ } else { \ unsigned long flags; \ \ raw_local_irq_save(flags); \ - v->counter c_op i; \ + __asm__ __volatile__( \ + "2: " #asm_op " %0, %1 \n" \ + extable \ + : "+" GCC_OFF_SMALL_ASM() (v->counter) : "Ir" (i)); \ raw_local_irq_restore(flags); \ } \ } -#define ATOMIC64_OP_RETURN(op, c_op, asm_op) \ -static __inline__ long atomic64_##op##_return(long i, atomic64_t * v) \ +#define ATOMIC64_OP(op, asm_op) __ATOMIC64_OP(op, _unchecked, asm_op##u, ) \ + __ATOMIC64_OP(op, , asm_op, __OVERFLOW_EXTABLE) + +#define __ATOMIC64_OP_RETURN(op, suffix, asm_op, post_op, extable) \ +static inline long atomic64_##op##_return##suffix(long i, atomic64##suffix##_t * v)\ { \ long result; \ \ @@ -372,12 +498,15 @@ static __inline__ long atomic64_##op##_return(long i, atomic64_t * v) \ long temp; \ \ __asm__ __volatile__( \ - " .set arch=r4000 \n" \ + " .set mips3 \n" \ "1: lld %1, %2 # atomic64_" #op "_return\n" \ - " " #asm_op " %0, %1, %3 \n" \ + "2: " #asm_op " %0, %1, %3 \n" \ " scd %0, %2 \n" \ " beqzl %0, 1b \n" \ - " " #asm_op " %0, %1, %3 \n" \ + post_op \ + extable \ + "4: " #asm_op " %0, %1, %3 \n" \ + "5: \n" \ " .set mips0 \n" \ : "=&r" (result), "=&r" (temp), \ "+" GCC_OFF_SMALL_ASM() (v->counter) \ @@ -385,27 +514,35 @@ static __inline__ long atomic64_##op##_return(long i, atomic64_t * v) \ } else if (kernel_uses_llsc) { \ long temp; \ \ - do { \ - __asm__ __volatile__( \ - " .set "MIPS_ISA_LEVEL" \n" \ - " lld %1, %2 # atomic64_" #op "_return\n" \ - " " #asm_op " %0, %1, %3 \n" \ - " scd %0, %2 \n" \ - " .set mips0 \n" \ - : "=&r" (result), "=&r" (temp), \ - "=" GCC_OFF_SMALL_ASM() (v->counter) \ - : "Ir" (i), GCC_OFF_SMALL_ASM() (v->counter) \ - : "memory"); \ - } while (unlikely(!result)); \ + __asm__ __volatile__( \ + " .set "MIPS_ISA_LEVEL" \n" \ + "1: lld %1, %2 # atomic64_" #op "_return" #suffix "\n"\ + "2: " #asm_op " %0, %1, %3 \n" \ + " scd %0, %2 \n" \ + " beqz %0, 1b \n" \ + post_op \ + extable \ + "4: " #asm_op " %0, %1, %3 \n" \ + "5: \n" \ + " .set mips0 \n" \ + : "=&r" (result), "=&r" (temp), \ + "=" GCC_OFF_SMALL_ASM() (v->counter) \ + : "Ir" (i), GCC_OFF_SMALL_ASM() (v->counter) \ + : "memory"); \ \ result = temp; result c_op i; \ } else { \ unsigned long flags; \ \ raw_local_irq_save(flags); \ - result = v->counter; \ - result c_op i; \ - v->counter = result; \ + __asm__ __volatile__( \ + " ld %0, %1 \n" \ + "2: " #asm_op " %0, %1, %2 \n" \ + " sd %0, %1 \n" \ + "3: \n" \ + extable \ + : "=&r" (result), "+" GCC_OFF_SMALL_ASM() (v->counter) \ + : "Ir" (i)); \ raw_local_irq_restore(flags); \ } \ \ @@ -414,19 +551,27 @@ static __inline__ long atomic64_##op##_return(long i, atomic64_t * v) \ return result; \ } -#define ATOMIC64_OPS(op, c_op, asm_op) \ - ATOMIC64_OP(op, c_op, asm_op) \ - ATOMIC64_OP_RETURN(op, c_op, asm_op) +#define ATOMIC64_OP_RETURN(op, asm_op) __ATOMIC64_OP_RETURN(op, _unchecked, asm_op##u, , ) \ + __ATOMIC64_OP_RETURN(op, , asm_op, __OVERFLOW_POST, __OVERFLOW_EXTABLE) -ATOMIC64_OPS(add, +=, daddu) -ATOMIC64_OPS(sub, -=, dsubu) -ATOMIC64_OP(and, &=, and) -ATOMIC64_OP(or, |=, or) -ATOMIC64_OP(xor, ^=, xor) +#define ATOMIC64_OPS(op, asm_op) \ + ATOMIC64_OP(op, asm_op) \ + ATOMIC64_OP_RETURN(op, asm_op) + +ATOMIC64_OPS(add, dadd) +ATOMIC64_OPS(sub, dsub) + +ATOMIC64_OP(and, and) +ATOMIC64_OP(or, or) +ATOMIC64_OP(xor, xor) #undef ATOMIC64_OPS #undef ATOMIC64_OP_RETURN +#undef __ATOMIC64_OP_RETURN #undef ATOMIC64_OP +#undef __ATOMIC64_OP +#undef __OVERFLOW_EXTABLE +#undef __OVERFLOW_POST /* * atomic64_sub_if_positive - conditionally subtract integer from atomic @@ -437,7 +582,7 @@ ATOMIC64_OP(xor, ^=, xor) * Atomically test @v and subtract @i if @v is greater or equal than @i. * The function returns the old value of @v minus @i. */ -static __inline__ long atomic64_sub_if_positive(long i, atomic64_t * v) +static __inline__ long atomic64_sub_if_positive(long i, atomic64_t *v) { long result; @@ -447,7 +592,7 @@ static __inline__ long atomic64_sub_if_positive(long i, atomic64_t * v) long temp; __asm__ __volatile__( - " .set arch=r4000 \n" + " .set "MIPS_ISA_LEVEL" \n" "1: lld %1, %2 # atomic64_sub_if_positive\n" " dsubu %0, %1, %3 \n" " bltz %0, 1f \n" @@ -496,9 +641,26 @@ static __inline__ long atomic64_sub_if_positive(long i, atomic64_t * v) return result; } -#define atomic64_cmpxchg(v, o, n) \ - ((__typeof__((v)->counter))cmpxchg(&((v)->counter), (o), (n))) -#define atomic64_xchg(v, new) (xchg(&((v)->counter), (new))) +static inline long atomic64_cmpxchg(atomic64_t *v, long old, long new) +{ + return cmpxchg(&v->counter, old, new); +} + +static inline long atomic64_cmpxchg_unchecked(atomic64_unchecked_t *v, long old, + long new) +{ + return cmpxchg(&(v->counter), old, new); +} + +static inline long atomic64_xchg(atomic64_t *v, long new) +{ + return xchg(&v->counter, new); +} + +static inline long atomic64_xchg_unchecked(atomic64_unchecked_t *v, long new) +{ + return xchg(&(v->counter), new); +} /** * atomic64_add_unless - add unless the number is a given value @@ -528,6 +690,7 @@ static __inline__ int atomic64_add_unless(atomic64_t *v, long a, long u) #define atomic64_dec_return(v) atomic64_sub_return(1, (v)) #define atomic64_inc_return(v) atomic64_add_return(1, (v)) +#define atomic64_inc_return_unchecked(v) atomic64_add_return_unchecked(1, (v)) /* * atomic64_sub_and_test - subtract value from variable and test result @@ -549,6 +712,7 @@ static __inline__ int atomic64_add_unless(atomic64_t *v, long a, long u) * other cases. */ #define atomic64_inc_and_test(v) (atomic64_inc_return(v) == 0) +#define atomic64_inc_and_test_unchecked(v) atomic64_add_return_unchecked(1, (v)) == 0) /* * atomic64_dec_and_test - decrement by 1 and test @@ -573,6 +737,7 @@ static __inline__ int atomic64_add_unless(atomic64_t *v, long a, long u) * Atomically increments @v by 1. */ #define atomic64_inc(v) atomic64_add(1, (v)) +#define atomic64_inc_unchecked(v) atomic64_add_unchecked(1, (v)) /* * atomic64_dec - decrement and test @@ -581,6 +746,7 @@ static __inline__ int atomic64_add_unless(atomic64_t *v, long a, long u) * Atomically decrements @v by 1. */ #define atomic64_dec(v) atomic64_sub(1, (v)) +#define atomic64_dec_unchecked(v) atomic64_sub_unchecked(1, (v)) /* * atomic64_add_negative - add and test if negative diff --git a/arch/mips/include/asm/cache.h b/arch/mips/include/asm/cache.h index b4db69f..8f3b093 100644 --- a/arch/mips/include/asm/cache.h +++ b/arch/mips/include/asm/cache.h @@ -9,10 +9,11 @@ #ifndef _ASM_CACHE_H #define _ASM_CACHE_H +#include <linux/const.h> #include <kmalloc.h> #define L1_CACHE_SHIFT CONFIG_MIPS_L1_CACHE_SHIFT -#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) #define SMP_CACHE_SHIFT L1_CACHE_SHIFT #define SMP_CACHE_BYTES L1_CACHE_BYTES diff --git a/arch/mips/include/asm/elf.h b/arch/mips/include/asm/elf.h index 53b2693..13803b9 100644 --- a/arch/mips/include/asm/elf.h +++ b/arch/mips/include/asm/elf.h @@ -419,6 +419,13 @@ extern const char *__elf_platform; #define ELF_ET_DYN_BASE (TASK_SIZE / 3 * 2) #endif +#ifdef CONFIG_PAX_ASLR +#define PAX_ELF_ET_DYN_BASE (TASK_IS_32BIT_ADDR ? 0x00400000UL : 0x00400000UL) + +#define PAX_DELTA_MMAP_LEN (TASK_IS_32BIT_ADDR ? 27-PAGE_SHIFT : 36-PAGE_SHIFT) +#define PAX_DELTA_STACK_LEN (TASK_IS_32BIT_ADDR ? 27-PAGE_SHIFT : 36-PAGE_SHIFT) +#endif + #define ARCH_HAS_SETUP_ADDITIONAL_PAGES 1 struct linux_binprm; extern int arch_setup_additional_pages(struct linux_binprm *bprm, diff --git a/arch/mips/include/asm/exec.h b/arch/mips/include/asm/exec.h index c1f6afa..38cc6e9 100644 --- a/arch/mips/include/asm/exec.h +++ b/arch/mips/include/asm/exec.h @@ -12,6 +12,6 @@ #ifndef _ASM_EXEC_H #define _ASM_EXEC_H -extern unsigned long arch_align_stack(unsigned long sp); +#define arch_align_stack(x) ((x) & ~0xfUL) #endif /* _ASM_EXEC_H */ diff --git a/arch/mips/include/asm/hw_irq.h b/arch/mips/include/asm/hw_irq.h index 9e8ef59..1139d6b 100644 --- a/arch/mips/include/asm/hw_irq.h +++ b/arch/mips/include/asm/hw_irq.h @@ -10,7 +10,7 @@ #include <linux/atomic.h> -extern atomic_t irq_err_count; +extern atomic_unchecked_t irq_err_count; /* * interrupt-retrigger: NOP for now. This may not be appropriate for all diff --git a/arch/mips/include/asm/local.h b/arch/mips/include/asm/local.h index 8feaed6..1bd8a64 100644 --- a/arch/mips/include/asm/local.h +++ b/arch/mips/include/asm/local.h @@ -13,15 +13,25 @@ typedef struct atomic_long_t a; } local_t; +typedef struct { + atomic_long_unchecked_t a; +} local_unchecked_t; + #define LOCAL_INIT(i) { ATOMIC_LONG_INIT(i) } #define local_read(l) atomic_long_read(&(l)->a) +#define local_read_unchecked(l) atomic_long_read_unchecked(&(l)->a) #define local_set(l, i) atomic_long_set(&(l)->a, (i)) +#define local_set_unchecked(l, i) atomic_long_set_unchecked(&(l)->a, (i)) #define local_add(i, l) atomic_long_add((i), (&(l)->a)) +#define local_add_unchecked(i, l) atomic_long_add_unchecked((i), (&(l)->a)) #define local_sub(i, l) atomic_long_sub((i), (&(l)->a)) +#define local_sub_unchecked(i, l) atomic_long_sub_unchecked((i), (&(l)->a)) #define local_inc(l) atomic_long_inc(&(l)->a) +#define local_inc_unchecked(l) atomic_long_inc_unchecked(&(l)->a) #define local_dec(l) atomic_long_dec(&(l)->a) +#define local_dec_unchecked(l) atomic_long_dec_unchecked(&(l)->a) /* * Same as above, but return the result value @@ -71,6 +81,51 @@ static __inline__ long local_add_return(long i, local_t * l) return result; } +static __inline__ long local_add_return_unchecked(long i, local_unchecked_t * l) +{ + unsigned long result; + + if (kernel_uses_llsc && R10000_LLSC_WAR) { + unsigned long temp; + + __asm__ __volatile__( + " .set mips3 \n" + "1:" __LL "%1, %2 # local_add_return \n" + " addu %0, %1, %3 \n" + __SC "%0, %2 \n" + " beqzl %0, 1b \n" + " addu %0, %1, %3 \n" + " .set mips0 \n" + : "=&r" (result), "=&r" (temp), "=m" (l->a.counter) + : "Ir" (i), "m" (l->a.counter) + : "memory"); + } else if (kernel_uses_llsc) { + unsigned long temp; + + __asm__ __volatile__( + " .set mips3 \n" + "1:" __LL "%1, %2 # local_add_return \n" + " addu %0, %1, %3 \n" + __SC "%0, %2 \n" + " beqz %0, 1b \n" + " addu %0, %1, %3 \n" + " .set mips0 \n" + : "=&r" (result), "=&r" (temp), "=m" (l->a.counter) + : "Ir" (i), "m" (l->a.counter) + : "memory"); + } else { + unsigned long flags; + + local_irq_save(flags); + result = l->a.counter; + result += i; + l->a.counter = result; + local_irq_restore(flags); + } + + return result; +} + static __inline__ long local_sub_return(long i, local_t * l) { unsigned long result; @@ -118,6 +173,8 @@ static __inline__ long local_sub_return(long i, local_t * l) #define local_cmpxchg(l, o, n) \ ((long)cmpxchg_local(&((l)->a.counter), (o), (n))) +#define local_cmpxchg_unchecked(l, o, n) \ + ((long)cmpxchg_local(&((l)->a.counter), (o), (n))) #define local_xchg(l, n) (atomic_long_xchg((&(l)->a), (n))) /** diff --git a/arch/mips/include/asm/page.h b/arch/mips/include/asm/page.h index 89dd7fe..a123c97 100644 --- a/arch/mips/include/asm/page.h +++ b/arch/mips/include/asm/page.h @@ -118,7 +118,7 @@ extern void copy_user_highpage(struct page *to, struct page *from, #ifdef CONFIG_CPU_MIPS32 typedef struct { unsigned long pte_low, pte_high; } pte_t; #define pte_val(x) ((x).pte_low | ((unsigned long long)(x).pte_high << 32)) - #define __pte(x) ({ pte_t __pte = {(x), ((unsigned long long)(x)) >> 32}; __pte; }) + #define __pte(x) ({ pte_t __pte = {(x), (x) >> 32}; __pte; }) #else typedef struct { unsigned long long pte; } pte_t; #define pte_val(x) ((x).pte) diff --git a/arch/mips/include/asm/pgalloc.h b/arch/mips/include/asm/pgalloc.h index b336037..5b874cc 100644 --- a/arch/mips/include/asm/pgalloc.h +++ b/arch/mips/include/asm/pgalloc.h @@ -37,6 +37,11 @@ static inline void pud_populate(struct mm_struct *mm, pud_t *pud, pmd_t *pmd) { set_pud(pud, __pud((unsigned long)pmd)); } + +static inline void pud_populate_kernel(struct mm_struct *mm, pud_t *pud, pmd_t *pmd) +{ + pud_populate(mm, pud, pmd); +} #endif /* diff --git a/arch/mips/include/asm/pgtable.h b/arch/mips/include/asm/pgtable.h index 8957f15..c5b802e 100644 --- a/arch/mips/include/asm/pgtable.h +++ b/arch/mips/include/asm/pgtable.h @@ -20,6 +20,9 @@ #include <asm/io.h> #include <asm/pgtable-bits.h> +#define ktla_ktva(addr) (addr) +#define ktva_ktla(addr) (addr) + struct mm_struct; struct vm_area_struct; diff --git a/arch/mips/include/asm/thread_info.h b/arch/mips/include/asm/thread_info.h index e309d8f..20eefec 100644 --- a/arch/mips/include/asm/thread_info.h +++ b/arch/mips/include/asm/thread_info.h @@ -101,6 +101,9 @@ static inline struct thread_info *current_thread_info(void) #define TIF_NOTIFY_RESUME 5 /* callback before returning to user */ #define TIF_UPROBE 6 /* breakpointed or singlestepping */ #define TIF_RESTORE_SIGMASK 9 /* restore signal mask in do_signal() */ +/* li takes a 32bit immediate */ +#define TIF_GRSEC_SETXID 10 /* update credentials on syscall entry/exit */ + #define TIF_USEDFPU 16 /* FPU was used by this task this quantum (SMP) */ #define TIF_MEMDIE 18 /* is terminating due to OOM killer */ #define TIF_NOHZ 19 /* in adaptive nohz mode */ @@ -137,14 +140,16 @@ static inline struct thread_info *current_thread_info(void) #define _TIF_USEDMSA (1<<TIF_USEDMSA) #define _TIF_MSA_CTX_LIVE (1<<TIF_MSA_CTX_LIVE) #define _TIF_SYSCALL_TRACEPOINT (1<<TIF_SYSCALL_TRACEPOINT) +#define _TIF_GRSEC_SETXID (1<<TIF_GRSEC_SETXID) #define _TIF_WORK_SYSCALL_ENTRY (_TIF_NOHZ | _TIF_SYSCALL_TRACE | \ _TIF_SYSCALL_AUDIT | \ - _TIF_SYSCALL_TRACEPOINT | _TIF_SECCOMP) + _TIF_SYSCALL_TRACEPOINT | _TIF_SECCOMP | \ + _TIF_GRSEC_SETXID) /* work to do in syscall_trace_leave() */ #define _TIF_WORK_SYSCALL_EXIT (_TIF_NOHZ | _TIF_SYSCALL_TRACE | \ - _TIF_SYSCALL_AUDIT | _TIF_SYSCALL_TRACEPOINT) + _TIF_SYSCALL_AUDIT | _TIF_SYSCALL_TRACEPOINT | _TIF_GRSEC_SETXID) /* work to do on interrupt/exception return */ #define _TIF_WORK_MASK \ @@ -153,7 +158,7 @@ static inline struct thread_info *current_thread_info(void) /* work to do on any return to u-space */ #define _TIF_ALLWORK_MASK (_TIF_NOHZ | _TIF_WORK_MASK | \ _TIF_WORK_SYSCALL_EXIT | \ - _TIF_SYSCALL_TRACEPOINT) + _TIF_SYSCALL_TRACEPOINT | _TIF_GRSEC_SETXID) /* * We stash processor id into a COP0 register to retrieve it fast diff --git a/arch/mips/include/asm/uaccess.h b/arch/mips/include/asm/uaccess.h index 5305d69..1da2bf5 100644 --- a/arch/mips/include/asm/uaccess.h +++ b/arch/mips/include/asm/uaccess.h @@ -146,6 +146,7 @@ static inline bool eva_kernel_access(void) __ok == 0; \ }) +#define access_ok_noprefault(type, addr, size) access_ok((type), (addr), (size)) #define access_ok(type, addr, size) \ likely(__access_ok((addr), (size), __access_mask)) diff --git a/arch/mips/kernel/binfmt_elfn32.c b/arch/mips/kernel/binfmt_elfn32.c index 1188e00..41cf144 100644 --- a/arch/mips/kernel/binfmt_elfn32.c +++ b/arch/mips/kernel/binfmt_elfn32.c @@ -50,6 +50,13 @@ typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG]; #undef ELF_ET_DYN_BASE #define ELF_ET_DYN_BASE (TASK32_SIZE / 3 * 2) +#ifdef CONFIG_PAX_ASLR +#define PAX_ELF_ET_DYN_BASE (TASK_IS_32BIT_ADDR ? 0x00400000UL : 0x00400000UL) + +#define PAX_DELTA_MMAP_LEN (TASK_IS_32BIT_ADDR ? 27-PAGE_SHIFT : 36-PAGE_SHIFT) +#define PAX_DELTA_STACK_LEN (TASK_IS_32BIT_ADDR ? 27-PAGE_SHIFT : 36-PAGE_SHIFT) +#endif + #include <asm/processor.h> #include <linux/module.h> #include <linux/elfcore.h> diff --git a/arch/mips/kernel/binfmt_elfo32.c b/arch/mips/kernel/binfmt_elfo32.c index 9287678..f870e47 100644 --- a/arch/mips/kernel/binfmt_elfo32.c +++ b/arch/mips/kernel/binfmt_elfo32.c @@ -70,6 +70,13 @@ typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG]; #undef ELF_ET_DYN_BASE #define ELF_ET_DYN_BASE (TASK32_SIZE / 3 * 2) +#ifdef CONFIG_PAX_ASLR +#define PAX_ELF_ET_DYN_BASE (TASK_IS_32BIT_ADDR ? 0x00400000UL : 0x00400000UL) + +#define PAX_DELTA_MMAP_LEN (TASK_IS_32BIT_ADDR ? 27-PAGE_SHIFT : 36-PAGE_SHIFT) +#define PAX_DELTA_STACK_LEN (TASK_IS_32BIT_ADDR ? 27-PAGE_SHIFT : 36-PAGE_SHIFT) +#endif + #include <asm/processor.h> #include <linux/module.h> diff --git a/arch/mips/kernel/irq-gt641xx.c b/arch/mips/kernel/irq-gt641xx.c index 44a1f79..2bd6aa3 100644 --- a/arch/mips/kernel/irq-gt641xx.c +++ b/arch/mips/kernel/irq-gt641xx.c @@ -110,7 +110,7 @@ void gt641xx_irq_dispatch(void) } } - atomic_inc(&irq_err_count); + atomic_inc_unchecked(&irq_err_count); } void __init gt641xx_irq_init(void) diff --git a/arch/mips/kernel/irq.c b/arch/mips/kernel/irq.c index 8eb5af8..2baf465 100644 --- a/arch/mips/kernel/irq.c +++ b/arch/mips/kernel/irq.c @@ -34,17 +34,17 @@ void ack_bad_irq(unsigned int irq) printk("unexpected IRQ # %d\n", irq); } -atomic_t irq_err_count; +atomic_unchecked_t irq_err_count; int arch_show_interrupts(struct seq_file *p, int prec) { - seq_printf(p, "%*s: %10u\n", prec, "ERR", atomic_read(&irq_err_count)); + seq_printf(p, "%*s: %10u\n", prec, "ERR", atomic_read_unchecked(&irq_err_count)); return 0; } asmlinkage void spurious_interrupt(void) { - atomic_inc(&irq_err_count); + atomic_inc_unchecked(&irq_err_count); } void __init init_IRQ(void) @@ -58,6 +58,8 @@ void __init init_IRQ(void) } #ifdef CONFIG_DEBUG_STACKOVERFLOW + +extern void gr_handle_kernel_exploit(void); static inline void check_stack_overflow(void) { unsigned long sp; @@ -73,6 +75,7 @@ static inline void check_stack_overflow(void) printk("do_IRQ: stack overflow: %ld\n", sp - sizeof(struct thread_info)); dump_stack(); + gr_handle_kernel_exploit(); } } #else diff --git a/arch/mips/kernel/pm-cps.c b/arch/mips/kernel/pm-cps.c index f63a289..53037c22 100644 --- a/arch/mips/kernel/pm-cps.c +++ b/arch/mips/kernel/pm-cps.c @@ -172,7 +172,7 @@ int cps_pm_enter_state(enum cps_pm_state state) nc_core_ready_count = nc_addr; /* Ensure ready_count is zero-initialised before the assembly runs */ - ACCESS_ONCE(*nc_core_ready_count) = 0; + ACCESS_ONCE_RW(*nc_core_ready_count) = 0; coupled_barrier(&per_cpu(pm_barrier, core), online); /* Run the generated entry code */ diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c index f2975d4..f61d355 100644 --- a/arch/mips/kernel/process.c +++ b/arch/mips/kernel/process.c @@ -541,18 +541,6 @@ out: return pc; } -/* - * Don't forget that the stack pointer must be aligned on a 8 bytes - * boundary for 32-bits ABI and 16 bytes for 64-bits ABI. - */ -unsigned long arch_align_stack(unsigned long sp) -{ - if (!(current->personality & ADDR_NO_RANDOMIZE) && randomize_va_space) - sp -= get_random_int() & ~PAGE_MASK; - - return sp & ALMASK; -} - static void arch_dump_stack(void *info) { struct pt_regs *regs; diff --git a/arch/mips/kernel/ptrace.c b/arch/mips/kernel/ptrace.c index 4f0ac78..491124a 100644 --- a/arch/mips/kernel/ptrace.c +++ b/arch/mips/kernel/ptrace.c @@ -873,6 +873,10 @@ long arch_ptrace(struct task_struct *child, long request, return ret; } +#ifdef CONFIG_GRKERNSEC_SETXID +extern void gr_delayed_cred_worker(void); +#endif + /* * Notification of system call entry/exit * - triggered by current->work.syscall_trace @@ -891,6 +895,11 @@ asmlinkage long syscall_trace_enter(struct pt_regs *regs, long syscall) tracehook_report_syscall_entry(regs)) ret = -1; +#ifdef CONFIG_GRKERNSEC_SETXID + if (unlikely(test_and_clear_thread_flag(TIF_GRSEC_SETXID))) + gr_delayed_cred_worker(); +#endif + if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT))) trace_sys_enter(regs, regs->regs[2]); diff --git a/arch/mips/kernel/sync-r4k.c b/arch/mips/kernel/sync-r4k.c index 2242bdd..b284048 100644 --- a/arch/mips/kernel/sync-r4k.c +++ b/arch/mips/kernel/sync-r4k.c @@ -18,8 +18,8 @@ #include <asm/mipsregs.h> static atomic_t count_start_flag = ATOMIC_INIT(0); -static atomic_t count_count_start = ATOMIC_INIT(0); -static atomic_t count_count_stop = ATOMIC_INIT(0); +static atomic_unchecked_t count_count_start = ATOMIC_INIT(0); +static atomic_unchecked_t count_count_stop = ATOMIC_INIT(0); static atomic_t count_reference = ATOMIC_INIT(0); #define COUNTON 100 @@ -58,13 +58,13 @@ void synchronise_count_master(int cpu) for (i = 0; i < NR_LOOPS; i++) { /* slaves loop on '!= 2' */ - while (atomic_read(&count_count_start) != 1) + while (atomic_read_unchecked(&count_count_start) != 1) mb(); - atomic_set(&count_count_stop, 0); + atomic_set_unchecked(&count_count_stop, 0); smp_wmb(); /* this lets the slaves write their count register */ - atomic_inc(&count_count_start); + atomic_inc_unchecked(&count_count_start); /* * Everyone initialises count in the last loop: @@ -75,11 +75,11 @@ void synchronise_count_master(int cpu) /* * Wait for all slaves to leave the synchronization point: */ - while (atomic_read(&count_count_stop) != 1) + while (atomic_read_unchecked(&count_count_stop) != 1) mb(); - atomic_set(&count_count_start, 0); + atomic_set_unchecked(&count_count_start, 0); smp_wmb(); - atomic_inc(&count_count_stop); + atomic_inc_unchecked(&count_count_stop); } /* Arrange for an interrupt in a short while */ write_c0_compare(read_c0_count() + COUNTON); @@ -112,8 +112,8 @@ void synchronise_count_slave(int cpu) initcount = atomic_read(&count_reference); for (i = 0; i < NR_LOOPS; i++) { - atomic_inc(&count_count_start); - while (atomic_read(&count_count_start) != 2) + atomic_inc_unchecked(&count_count_start); + while (atomic_read_unchecked(&count_count_start) != 2) mb(); /* @@ -122,8 +122,8 @@ void synchronise_count_slave(int cpu) if (i == NR_LOOPS-1) write_c0_count(initcount); - atomic_inc(&count_count_stop); - while (atomic_read(&count_count_stop) != 2) + atomic_inc_unchecked(&count_count_stop); + while (atomic_read_unchecked(&count_count_stop) != 2) mb(); } /* Arrange for an interrupt in a short while */ diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c index fdb392b..c5cf284 100644 --- a/arch/mips/kernel/traps.c +++ b/arch/mips/kernel/traps.c @@ -692,7 +692,18 @@ asmlinkage void do_ov(struct pt_regs *regs) siginfo_t info; prev_state = exception_enter(); - die_if_kernel("Integer overflow", regs); + if (unlikely(!user_mode(regs))) { + +#ifdef CONFIG_PAX_REFCOUNT + if (fixup_exception(regs)) { + pax_report_refcount_overflow(regs); + exception_exit(prev_state); + return; + } +#endif + + die("Integer overflow", regs); + } info.si_code = FPE_INTOVF; info.si_signo = SIGFPE; diff --git a/arch/mips/mm/fault.c b/arch/mips/mm/fault.c index 4b88fa0..b16bc17 100644 --- a/arch/mips/mm/fault.c +++ b/arch/mips/mm/fault.c @@ -31,6 +31,23 @@ int show_unhandled_signals = 1; +#ifdef CONFIG_PAX_PAGEEXEC +void pax_report_insns(struct pt_regs *regs, void *pc, void *sp) +{ + unsigned long i; + + printk(KERN_ERR "PAX: bytes at PC: "); + for (i = 0; i < 5; i++) { + unsigned int c; + if (get_user(c, (unsigned int *)pc+i)) + printk(KERN_CONT "???????? "); + else + printk(KERN_CONT "%08x ", c); + } + printk("\n"); +} +#endif + /* * This routine handles page faults. It determines the address, * and the problem, and then passes it off to one of the appropriate @@ -205,6 +222,14 @@ bad_area: bad_area_nosemaphore: /* User mode accesses just cause a SIGSEGV */ if (user_mode(regs)) { + +#ifdef CONFIG_PAX_PAGEEXEC + if (cpu_has_rixi && (mm->pax_flags & MF_PAX_PAGEEXEC) && !write && address == instruction_pointer(regs)) { + pax_report_fault(regs, (void *)address, (void *)user_stack_pointer(regs)); + do_group_exit(SIGKILL); + } +#endif + tsk->thread.cp0_badvaddr = address; tsk->thread.error_code = write; if (show_unhandled_signals && diff --git a/arch/mips/mm/mmap.c b/arch/mips/mm/mmap.c index 5c81fdd..db158d3 100644 --- a/arch/mips/mm/mmap.c +++ b/arch/mips/mm/mmap.c @@ -59,6 +59,7 @@ static unsigned long arch_get_unmapped_area_common(struct file *filp, struct vm_area_struct *vma; unsigned long addr = addr0; int do_color_align; + unsigned long offset = gr_rand_threadstack_offset(mm, filp, flags); struct vm_unmapped_area_info info; if (unlikely(len > TASK_SIZE)) @@ -84,6 +85,11 @@ static unsigned long arch_get_unmapped_area_common(struct file *filp, do_color_align = 1; /* requesting a specific address */ + +#ifdef CONFIG_PAX_RANDMMAP + if (!(current->mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + if (addr) { if (do_color_align) addr = COLOUR_ALIGN(addr, pgoff); @@ -91,14 +97,14 @@ static unsigned long arch_get_unmapped_area_common(struct file *filp, addr = PAGE_ALIGN(addr); vma = find_vma(mm, addr); - if (TASK_SIZE - len >= addr && - (!vma || addr + len <= vma->vm_start)) + if (TASK_SIZE - len >= addr && check_heap_stack_gap(vma, addr, len, offset)) return addr; } info.length = len; info.align_mask = do_color_align ? (PAGE_MASK & shm_align_mask) : 0; info.align_offset = pgoff << PAGE_SHIFT; + info.threadstack_offset = offset; if (dir == DOWN) { info.flags = VM_UNMAPPED_AREA_TOPDOWN; @@ -160,45 +166,34 @@ void arch_pick_mmap_layout(struct mm_struct *mm) { unsigned long random_factor = 0UL; +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + if (current->flags & PF_RANDOMIZE) random_factor = arch_mmap_rnd(); if (mmap_is_legacy()) { mm->mmap_base = TASK_UNMAPPED_BASE + random_factor; + +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) + mm->mmap_base += mm->delta_mmap; +#endif + mm->get_unmapped_area = arch_get_unmapped_area; } else { mm->mmap_base = mmap_base(random_factor); + +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) + mm->mmap_base -= mm->delta_mmap + mm->delta_stack; +#endif + mm->get_unmapped_area = arch_get_unmapped_area_topdown; } } -static inline unsigned long brk_rnd(void) -{ - unsigned long rnd = get_random_int(); - - rnd = rnd << PAGE_SHIFT; - /* 8MB for 32bit, 256MB for 64bit */ - if (TASK_IS_32BIT_ADDR) - rnd = rnd & 0x7ffffful; - else - rnd = rnd & 0xffffffful; - - return rnd; -} - -unsigned long arch_randomize_brk(struct mm_struct *mm) -{ - unsigned long base = mm->brk; - unsigned long ret; - - ret = PAGE_ALIGN(base + brk_rnd()); - - if (ret < mm->brk) - return mm->brk; - - return ret; -} - int __virt_addr_valid(const volatile void *kaddr) { return pfn_valid(PFN_DOWN(virt_to_phys(kaddr))); diff --git a/arch/mips/sgi-ip27/ip27-nmi.c b/arch/mips/sgi-ip27/ip27-nmi.c index a2358b4..7cead4f 100644 --- a/arch/mips/sgi-ip27/ip27-nmi.c +++ b/arch/mips/sgi-ip27/ip27-nmi.c @@ -187,9 +187,9 @@ void cont_nmi_dump(void) { #ifndef REAL_NMI_SIGNAL - static atomic_t nmied_cpus = ATOMIC_INIT(0); + static atomic_unchecked_t nmied_cpus = ATOMIC_INIT(0); - atomic_inc(&nmied_cpus); + atomic_inc_unchecked(&nmied_cpus); #endif /* * Only allow 1 cpu to proceed @@ -233,7 +233,7 @@ cont_nmi_dump(void) udelay(10000); } #else - while (atomic_read(&nmied_cpus) != num_online_cpus()); + while (atomic_read_unchecked(&nmied_cpus) != num_online_cpus()); #endif /* diff --git a/arch/mips/sni/rm200.c b/arch/mips/sni/rm200.c index a046b30..6799527 100644 --- a/arch/mips/sni/rm200.c +++ b/arch/mips/sni/rm200.c @@ -270,7 +270,7 @@ spurious_8259A_irq: "spurious RM200 8259A interrupt: IRQ%d.\n", irq); spurious_irq_mask |= irqmask; } - atomic_inc(&irq_err_count); + atomic_inc_unchecked(&irq_err_count); /* * Theoretically we do not have to handle this IRQ, * but in Linux this does not cause problems and is diff --git a/arch/mips/vr41xx/common/icu.c b/arch/mips/vr41xx/common/icu.c index 41e873b..34d33a7 100644 --- a/arch/mips/vr41xx/common/icu.c +++ b/arch/mips/vr41xx/common/icu.c @@ -653,7 +653,7 @@ static int icu_get_irq(unsigned int irq) printk(KERN_ERR "spurious ICU interrupt: %04x,%04x\n", pend1, pend2); - atomic_inc(&irq_err_count); + atomic_inc_unchecked(&irq_err_count); return -1; } diff --git a/arch/mips/vr41xx/common/irq.c b/arch/mips/vr41xx/common/irq.c index ae0e4ee..e8f0692 100644 --- a/arch/mips/vr41xx/common/irq.c +++ b/arch/mips/vr41xx/common/irq.c @@ -64,7 +64,7 @@ static void irq_dispatch(unsigned int irq) irq_cascade_t *cascade; if (irq >= NR_IRQS) { - atomic_inc(&irq_err_count); + atomic_inc_unchecked(&irq_err_count); return; } @@ -84,7 +84,7 @@ static void irq_dispatch(unsigned int irq) ret = cascade->get_irq(irq); irq = ret; if (ret < 0) - atomic_inc(&irq_err_count); + atomic_inc_unchecked(&irq_err_count); else irq_dispatch(irq); if (!irqd_irq_disabled(idata) && chip->irq_unmask) diff --git a/arch/mn10300/proc-mn103e010/include/proc/cache.h b/arch/mn10300/proc-mn103e010/include/proc/cache.h index 967d144..db12197 100644 --- a/arch/mn10300/proc-mn103e010/include/proc/cache.h +++ b/arch/mn10300/proc-mn103e010/include/proc/cache.h @@ -11,12 +11,14 @@ #ifndef _ASM_PROC_CACHE_H #define _ASM_PROC_CACHE_H +#include <linux/const.h> + /* L1 cache */ #define L1_CACHE_NWAYS 4 /* number of ways in caches */ #define L1_CACHE_NENTRIES 256 /* number of entries in each way */ -#define L1_CACHE_BYTES 16 /* bytes per entry */ #define L1_CACHE_SHIFT 4 /* shift for bytes per entry */ +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) /* bytes per entry */ #define L1_CACHE_WAYDISP 0x1000 /* displacement of one way from the next */ #define L1_CACHE_TAG_VALID 0x00000001 /* cache tag valid bit */ diff --git a/arch/mn10300/proc-mn2ws0050/include/proc/cache.h b/arch/mn10300/proc-mn2ws0050/include/proc/cache.h index bcb5df2..84fabd2 100644 --- a/arch/mn10300/proc-mn2ws0050/include/proc/cache.h +++ b/arch/mn10300/proc-mn2ws0050/include/proc/cache.h @@ -16,13 +16,15 @@ #ifndef _ASM_PROC_CACHE_H #define _ASM_PROC_CACHE_H +#include <linux/const.h> + /* * L1 cache */ #define L1_CACHE_NWAYS 4 /* number of ways in caches */ #define L1_CACHE_NENTRIES 128 /* number of entries in each way */ -#define L1_CACHE_BYTES 32 /* bytes per entry */ #define L1_CACHE_SHIFT 5 /* shift for bytes per entry */ +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) /* bytes per entry */ #define L1_CACHE_WAYDISP 0x1000 /* distance from one way to the next */ #define L1_CACHE_TAG_VALID 0x00000001 /* cache tag valid bit */ diff --git a/arch/openrisc/include/asm/cache.h b/arch/openrisc/include/asm/cache.h index 4ce7a01..449202a 100644 --- a/arch/openrisc/include/asm/cache.h +++ b/arch/openrisc/include/asm/cache.h @@ -19,11 +19,13 @@ #ifndef __ASM_OPENRISC_CACHE_H #define __ASM_OPENRISC_CACHE_H +#include <linux/const.h> + /* FIXME: How can we replace these with values from the CPU... * they shouldn't be hard-coded! */ -#define L1_CACHE_BYTES 16 #define L1_CACHE_SHIFT 4 +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) #endif /* __ASM_OPENRISC_CACHE_H */ diff --git a/arch/parisc/include/asm/atomic.h b/arch/parisc/include/asm/atomic.h index 2536965..5d3e884 100644 --- a/arch/parisc/include/asm/atomic.h +++ b/arch/parisc/include/asm/atomic.h @@ -280,6 +280,16 @@ static inline long atomic64_dec_if_positive(atomic64_t *v) return dec; } +#define atomic64_read_unchecked(v) atomic64_read(v) +#define atomic64_set_unchecked(v, i) atomic64_set((v), (i)) +#define atomic64_add_unchecked(a, v) atomic64_add((a), (v)) +#define atomic64_add_return_unchecked(a, v) atomic64_add_return((a), (v)) +#define atomic64_sub_unchecked(a, v) atomic64_sub((a), (v)) +#define atomic64_inc_unchecked(v) atomic64_inc(v) +#define atomic64_inc_return_unchecked(v) atomic64_inc_return(v) +#define atomic64_dec_unchecked(v) atomic64_dec(v) +#define atomic64_cmpxchg_unchecked(v, o, n) atomic64_cmpxchg((v), (o), (n)) + #endif /* !CONFIG_64BIT */ diff --git a/arch/parisc/include/asm/cache.h b/arch/parisc/include/asm/cache.h index 47f11c7..3420df2 100644 --- a/arch/parisc/include/asm/cache.h +++ b/arch/parisc/include/asm/cache.h @@ -5,6 +5,7 @@ #ifndef __ARCH_PARISC_CACHE_H #define __ARCH_PARISC_CACHE_H +#include <linux/const.h> /* * PA 2.0 processors have 64-byte cachelines; PA 1.1 processors have @@ -15,13 +16,13 @@ * just ruin performance. */ #ifdef CONFIG_PA20 -#define L1_CACHE_BYTES 64 #define L1_CACHE_SHIFT 6 #else -#define L1_CACHE_BYTES 32 #define L1_CACHE_SHIFT 5 #endif +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) + #ifndef __ASSEMBLY__ #define SMP_CACHE_BYTES L1_CACHE_BYTES diff --git a/arch/parisc/include/asm/elf.h b/arch/parisc/include/asm/elf.h index 78c9fd3..42fa66a 100644 --- a/arch/parisc/include/asm/elf.h +++ b/arch/parisc/include/asm/elf.h @@ -342,6 +342,13 @@ struct pt_regs; /* forward declaration... */ #define ELF_ET_DYN_BASE (TASK_UNMAPPED_BASE + 0x01000000) +#ifdef CONFIG_PAX_ASLR +#define PAX_ELF_ET_DYN_BASE 0x10000UL + +#define PAX_DELTA_MMAP_LEN 16 +#define PAX_DELTA_STACK_LEN 16 +#endif + /* This yields a mask that user programs can use to figure out what instruction set this CPU supports. This could be done in user space, but it's not easy, and we've already done it here. */ diff --git a/arch/parisc/include/asm/pgalloc.h b/arch/parisc/include/asm/pgalloc.h index 3edbb9f..08fef28 100644 --- a/arch/parisc/include/asm/pgalloc.h +++ b/arch/parisc/include/asm/pgalloc.h @@ -61,6 +61,11 @@ static inline void pgd_populate(struct mm_struct *mm, pgd_t *pgd, pmd_t *pmd) (__u32)(__pa((unsigned long)pmd) >> PxD_VALUE_SHIFT)); } +static inline void pgd_populate_kernel(struct mm_struct *mm, pgd_t *pgd, pmd_t *pmd) +{ + pgd_populate(mm, pgd, pmd); +} + static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address) { pmd_t *pmd = (pmd_t *)__get_free_pages(GFP_KERNEL|__GFP_REPEAT, @@ -97,6 +102,7 @@ static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd) #define pmd_alloc_one(mm, addr) ({ BUG(); ((pmd_t *)2); }) #define pmd_free(mm, x) do { } while (0) #define pgd_populate(mm, pmd, pte) BUG() +#define pgd_populate_kernel(mm, pmd, pte) BUG() #endif diff --git a/arch/parisc/include/asm/pgtable.h b/arch/parisc/include/asm/pgtable.h index f93c4a4..cfd5663 100644 --- a/arch/parisc/include/asm/pgtable.h +++ b/arch/parisc/include/asm/pgtable.h @@ -231,6 +231,17 @@ static inline void purge_tlb_entries(struct mm_struct *mm, unsigned long addr) #define PAGE_EXECREAD __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_READ | _PAGE_EXEC |_PAGE_ACCESSED) #define PAGE_COPY PAGE_EXECREAD #define PAGE_RWX __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_READ | _PAGE_WRITE | _PAGE_EXEC |_PAGE_ACCESSED) + +#ifdef CONFIG_PAX_PAGEEXEC +# define PAGE_SHARED_NOEXEC __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_READ | _PAGE_WRITE | _PAGE_ACCESSED) +# define PAGE_COPY_NOEXEC __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_READ | _PAGE_ACCESSED) +# define PAGE_READONLY_NOEXEC __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_READ | _PAGE_ACCESSED) +#else +# define PAGE_SHARED_NOEXEC PAGE_SHARED +# define PAGE_COPY_NOEXEC PAGE_COPY +# define PAGE_READONLY_NOEXEC PAGE_READONLY +#endif + #define PAGE_KERNEL __pgprot(_PAGE_KERNEL) #define PAGE_KERNEL_EXEC __pgprot(_PAGE_KERNEL_EXEC) #define PAGE_KERNEL_RWX __pgprot(_PAGE_KERNEL_RWX) diff --git a/arch/parisc/include/asm/uaccess.h b/arch/parisc/include/asm/uaccess.h index 0abdd4c..1af92f0 100644 --- a/arch/parisc/include/asm/uaccess.h +++ b/arch/parisc/include/asm/uaccess.h @@ -243,10 +243,10 @@ static inline unsigned long __must_check copy_from_user(void *to, const void __user *from, unsigned long n) { - int sz = __compiletime_object_size(to); + size_t sz = __compiletime_object_size(to); int ret = -EFAULT; - if (likely(sz == -1 || !__builtin_constant_p(n) || sz >= n)) + if (likely(sz == (size_t)-1 || !__builtin_constant_p(n) || sz >= n)) ret = __copy_from_user(to, from, n); else copy_from_user_overflow(); diff --git a/arch/parisc/kernel/module.c b/arch/parisc/kernel/module.c index 3c63a82..b1d6ee9 100644 --- a/arch/parisc/kernel/module.c +++ b/arch/parisc/kernel/module.c @@ -98,16 +98,38 @@ /* three functions to determine where in the module core * or init pieces the location is */ +static inline int in_init_rx(struct module *me, void *loc) +{ + return (loc >= me->module_init_rx && + loc < (me->module_init_rx + me->init_size_rx)); +} + +static inline int in_init_rw(struct module *me, void *loc) +{ + return (loc >= me->module_init_rw && + loc < (me->module_init_rw + me->init_size_rw)); +} + static inline int in_init(struct module *me, void *loc) { - return (loc >= me->module_init && - loc <= (me->module_init + me->init_size)); + return in_init_rx(me, loc) || in_init_rw(me, loc); +} + +static inline int in_core_rx(struct module *me, void *loc) +{ + return (loc >= me->module_core_rx && + loc < (me->module_core_rx + me->core_size_rx)); +} + +static inline int in_core_rw(struct module *me, void *loc) +{ + return (loc >= me->module_core_rw && + loc < (me->module_core_rw + me->core_size_rw)); } static inline int in_core(struct module *me, void *loc) { - return (loc >= me->module_core && - loc <= (me->module_core + me->core_size)); + return in_core_rx(me, loc) || in_core_rw(me, loc); } static inline int in_local(struct module *me, void *loc) @@ -367,13 +389,13 @@ int module_frob_arch_sections(CONST Elf_Ehdr *hdr, } /* align things a bit */ - me->core_size = ALIGN(me->core_size, 16); - me->arch.got_offset = me->core_size; - me->core_size += gots * sizeof(struct got_entry); + me->core_size_rw = ALIGN(me->core_size_rw, 16); + me->arch.got_offset = me->core_size_rw; + me->core_size_rw += gots * sizeof(struct got_entry); - me->core_size = ALIGN(me->core_size, 16); - me->arch.fdesc_offset = me->core_size; - me->core_size += fdescs * sizeof(Elf_Fdesc); + me->core_size_rw = ALIGN(me->core_size_rw, 16); + me->arch.fdesc_offset = me->core_size_rw; + me->core_size_rw += fdescs * sizeof(Elf_Fdesc); me->arch.got_max = gots; me->arch.fdesc_max = fdescs; @@ -391,7 +413,7 @@ static Elf64_Word get_got(struct module *me, unsigned long value, long addend) BUG_ON(value == 0); - got = me->module_core + me->arch.got_offset; + got = me->module_core_rw + me->arch.got_offset; for (i = 0; got[i].addr; i++) if (got[i].addr == value) goto out; @@ -409,7 +431,7 @@ static Elf64_Word get_got(struct module *me, unsigned long value, long addend) #ifdef CONFIG_64BIT static Elf_Addr get_fdesc(struct module *me, unsigned long value) { - Elf_Fdesc *fdesc = me->module_core + me->arch.fdesc_offset; + Elf_Fdesc *fdesc = me->module_core_rw + me->arch.fdesc_offset; if (!value) { printk(KERN_ERR "%s: zero OPD requested!\n", me->name); @@ -427,7 +449,7 @@ static Elf_Addr get_fdesc(struct module *me, unsigned long value) /* Create new one */ fdesc->addr = value; - fdesc->gp = (Elf_Addr)me->module_core + me->arch.got_offset; + fdesc->gp = (Elf_Addr)me->module_core_rw + me->arch.got_offset; return (Elf_Addr)fdesc; } #endif /* CONFIG_64BIT */ @@ -839,7 +861,7 @@ register_unwind_table(struct module *me, table = (unsigned char *)sechdrs[me->arch.unwind_section].sh_addr; end = table + sechdrs[me->arch.unwind_section].sh_size; - gp = (Elf_Addr)me->module_core + me->arch.got_offset; + gp = (Elf_Addr)me->module_core_rw + me->arch.got_offset; DEBUGP("register_unwind_table(), sect = %d at 0x%p - 0x%p (gp=0x%lx)\n", me->arch.unwind_section, table, end, gp); diff --git a/arch/parisc/kernel/sys_parisc.c b/arch/parisc/kernel/sys_parisc.c index 5aba01a..47cdd5a 100644 --- a/arch/parisc/kernel/sys_parisc.c +++ b/arch/parisc/kernel/sys_parisc.c @@ -92,6 +92,7 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, unsigned long task_size = TASK_SIZE; int do_color_align, last_mmap; struct vm_unmapped_area_info info; + unsigned long offset = gr_rand_threadstack_offset(current->mm, filp, flags); if (len > task_size) return -ENOMEM; @@ -109,6 +110,10 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, goto found_addr; } +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + if (addr) { if (do_color_align && last_mmap) addr = COLOR_ALIGN(addr, last_mmap, pgoff); @@ -127,6 +132,7 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, info.high_limit = mmap_upper_limit(); info.align_mask = last_mmap ? (PAGE_MASK & (SHM_COLOUR - 1)) : 0; info.align_offset = shared_align_offset(last_mmap, pgoff); + info.threadstack_offset = offset; addr = vm_unmapped_area(&info); found_addr: @@ -146,6 +152,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, unsigned long addr = addr0; int do_color_align, last_mmap; struct vm_unmapped_area_info info; + unsigned long offset = gr_rand_threadstack_offset(current->mm, filp, flags); #ifdef CONFIG_64BIT /* This should only ever run for 32-bit processes. */ @@ -170,6 +177,10 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, } /* requesting a specific address */ +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + if (addr) { if (do_color_align && last_mmap) addr = COLOR_ALIGN(addr, last_mmap, pgoff); @@ -187,6 +198,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, info.high_limit = mm->mmap_base; info.align_mask = last_mmap ? (PAGE_MASK & (SHM_COLOUR - 1)) : 0; info.align_offset = shared_align_offset(last_mmap, pgoff); + info.threadstack_offset = offset; addr = vm_unmapped_area(&info); if (!(addr & ~PAGE_MASK)) goto found_addr; @@ -252,6 +264,13 @@ void arch_pick_mmap_layout(struct mm_struct *mm) mm->mmap_legacy_base = mmap_legacy_base(); mm->mmap_base = mmap_upper_limit(); +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) { + mm->mmap_legacy_base += mm->delta_mmap; + mm->mmap_base -= mm->delta_mmap + mm->delta_stack; + } +#endif + if (mmap_is_legacy()) { mm->mmap_base = mm->mmap_legacy_base; mm->get_unmapped_area = arch_get_unmapped_area; diff --git a/arch/parisc/kernel/traps.c b/arch/parisc/kernel/traps.c index b99b39f..e3915ae 100644 --- a/arch/parisc/kernel/traps.c +++ b/arch/parisc/kernel/traps.c @@ -722,9 +722,7 @@ void notrace handle_interruption(int code, struct pt_regs *regs) down_read(¤t->mm->mmap_sem); vma = find_vma(current->mm,regs->iaoq[0]); - if (vma && (regs->iaoq[0] >= vma->vm_start) - && (vma->vm_flags & VM_EXEC)) { - + if (vma && (regs->iaoq[0] >= vma->vm_start)) { fault_address = regs->iaoq[0]; fault_space = regs->iasq[0]; diff --git a/arch/parisc/mm/fault.c b/arch/parisc/mm/fault.c index a762864..664087f 100644 --- a/arch/parisc/mm/fault.c +++ b/arch/parisc/mm/fault.c @@ -16,6 +16,7 @@ #include <linux/interrupt.h> #include <linux/module.h> #include <linux/uaccess.h> +#include <linux/unistd.h> #include <asm/traps.h> @@ -50,7 +51,7 @@ int show_unhandled_signals = 1; static unsigned long parisc_acctyp(unsigned long code, unsigned int inst) { - if (code == 6 || code == 16) + if (code == 6 || code == 7 || code == 16) return VM_EXEC; switch (inst & 0xf0000000) { @@ -136,6 +137,116 @@ parisc_acctyp(unsigned long code, unsigned int inst) } #endif +#ifdef CONFIG_PAX_PAGEEXEC +/* + * PaX: decide what to do with offenders (instruction_pointer(regs) = fault address) + * + * returns 1 when task should be killed + * 2 when rt_sigreturn trampoline was detected + * 3 when unpatched PLT trampoline was detected + */ +static int pax_handle_fetch_fault(struct pt_regs *regs) +{ + +#ifdef CONFIG_PAX_EMUPLT + int err; + + do { /* PaX: unpatched PLT emulation */ + unsigned int bl, depwi; + + err = get_user(bl, (unsigned int *)instruction_pointer(regs)); + err |= get_user(depwi, (unsigned int *)(instruction_pointer(regs)+4)); + + if (err) + break; + + if (bl == 0xEA9F1FDDU && depwi == 0xD6801C1EU) { + unsigned int ldw, bv, ldw2, addr = instruction_pointer(regs)-12; + + err = get_user(ldw, (unsigned int *)addr); + err |= get_user(bv, (unsigned int *)(addr+4)); + err |= get_user(ldw2, (unsigned int *)(addr+8)); + + if (err) + break; + + if (ldw == 0x0E801096U && + bv == 0xEAC0C000U && + ldw2 == 0x0E881095U) + { + unsigned int resolver, map; + + err = get_user(resolver, (unsigned int *)(instruction_pointer(regs)+8)); + err |= get_user(map, (unsigned int *)(instruction_pointer(regs)+12)); + if (err) + break; + + regs->gr[20] = instruction_pointer(regs)+8; + regs->gr[21] = map; + regs->gr[22] = resolver; + regs->iaoq[0] = resolver | 3UL; + regs->iaoq[1] = regs->iaoq[0] + 4; + return 3; + } + } + } while (0); +#endif + +#ifdef CONFIG_PAX_EMUTRAMP + +#ifndef CONFIG_PAX_EMUSIGRT + if (!(current->mm->pax_flags & MF_PAX_EMUTRAMP)) + return 1; +#endif + + do { /* PaX: rt_sigreturn emulation */ + unsigned int ldi1, ldi2, bel, nop; + + err = get_user(ldi1, (unsigned int *)instruction_pointer(regs)); + err |= get_user(ldi2, (unsigned int *)(instruction_pointer(regs)+4)); + err |= get_user(bel, (unsigned int *)(instruction_pointer(regs)+8)); + err |= get_user(nop, (unsigned int *)(instruction_pointer(regs)+12)); + + if (err) + break; + + if ((ldi1 == 0x34190000U || ldi1 == 0x34190002U) && + ldi2 == 0x3414015AU && + bel == 0xE4008200U && + nop == 0x08000240U) + { + regs->gr[25] = (ldi1 & 2) >> 1; + regs->gr[20] = __NR_rt_sigreturn; + regs->gr[31] = regs->iaoq[1] + 16; + regs->sr[0] = regs->iasq[1]; + regs->iaoq[0] = 0x100UL; + regs->iaoq[1] = regs->iaoq[0] + 4; + regs->iasq[0] = regs->sr[2]; + regs->iasq[1] = regs->sr[2]; + return 2; + } + } while (0); +#endif + + return 1; +} + +void pax_report_insns(struct pt_regs *regs, void *pc, void *sp) +{ + unsigned long i; + + printk(KERN_ERR "PAX: bytes at PC: "); + for (i = 0; i < 5; i++) { + unsigned int c; + if (get_user(c, (unsigned int *)pc+i)) + printk(KERN_CONT "???????? "); + else + printk(KERN_CONT "%08x ", c); + } + printk("\n"); +} +#endif + int fixup_exception(struct pt_regs *regs) { const struct exception_table_entry *fix; @@ -234,8 +345,33 @@ retry: good_area: - if ((vma->vm_flags & acc_type) != acc_type) + if ((vma->vm_flags & acc_type) != acc_type) { + +#ifdef CONFIG_PAX_PAGEEXEC + if ((mm->pax_flags & MF_PAX_PAGEEXEC) && (acc_type & VM_EXEC) && + (address & ~3UL) == instruction_pointer(regs)) + { + up_read(&mm->mmap_sem); + switch (pax_handle_fetch_fault(regs)) { + +#ifdef CONFIG_PAX_EMUPLT + case 3: + return; +#endif + +#ifdef CONFIG_PAX_EMUTRAMP + case 2: + return; +#endif + + } + pax_report_fault(regs, (void *)instruction_pointer(regs), (void *)regs->gr[30]); + do_group_exit(SIGKILL); + } +#endif + goto bad_area; + } /* * If for any reason at all we couldn't handle the fault, make diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 9a7057e..5691c0b 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -421,6 +421,7 @@ config KEXEC bool "kexec system call" depends on (PPC_BOOK3S || FSL_BOOKE || (44x && !SMP)) select KEXEC_CORE + depends on !GRKERNSEC_KMEM help kexec is a system call that implements the ability to shutdown your current kernel, and to start another kernel. It is like a reboot diff --git a/arch/powerpc/include/asm/atomic.h b/arch/powerpc/include/asm/atomic.h index 55f106e..70cc82a 100644 --- a/arch/powerpc/include/asm/atomic.h +++ b/arch/powerpc/include/asm/atomic.h @@ -12,6 +12,11 @@ #define ATOMIC_INIT(i) { (i) } +#define _ASM_EXTABLE(from, to) \ +" .section __ex_table,\"a\"\n" \ + PPC_LONG" " #from ", " #to"\n" \ +" .previous\n" + static __inline__ int atomic_read(const atomic_t *v) { int t; @@ -21,39 +26,80 @@ static __inline__ int atomic_read(const atomic_t *v) return t; } +static __inline__ int atomic_read_unchecked(const atomic_unchecked_t *v) +{ + int t; + + __asm__ __volatile__("lwz%U1%X1 %0,%1" : "=r"(t) : "m"(v->counter)); + + return t; +} + static __inline__ void atomic_set(atomic_t *v, int i) { __asm__ __volatile__("stw%U0%X0 %1,%0" : "=m"(v->counter) : "r"(i)); } -#define ATOMIC_OP(op, asm_op) \ -static __inline__ void atomic_##op(int a, atomic_t *v) \ +static __inline__ void atomic_set_unchecked(atomic_unchecked_t *v, int i) +{ + __asm__ __volatile__("stw%U0%X0 %1,%0" : "=m"(v->counter) : "r"(i)); +} + +#ifdef CONFIG_PAX_REFCOUNT +#define __REFCOUNT_OP(op) op##o. +#define __OVERFLOW_PRE \ + " mcrxr cr0\n" +#define __OVERFLOW_POST \ + " bf 4*cr0+so, 3f\n" \ + "2: .long 0x00c00b00\n" \ + "3:\n" +#define __OVERFLOW_EXTABLE \ + "\n4:\n" + _ASM_EXTABLE(2b, 4b) +#else +#define __REFCOUNT_OP(op) op +#define __OVERFLOW_PRE +#define __OVERFLOW_POST +#define __OVERFLOW_EXTABLE +#endif + +#define __ATOMIC_OP(op, suffix, pre_op, asm_op, post_op, extable) \ +static inline void atomic_##op##suffix(int a, atomic##suffix##_t *v) \ { \ int t; \ \ __asm__ __volatile__( \ -"1: lwarx %0,0,%3 # atomic_" #op "\n" \ +"1: lwarx %0,0,%3 # atomic_" #op #suffix "\n" \ + pre_op \ #asm_op " %0,%2,%0\n" \ + post_op \ PPC405_ERR77(0,%3) \ " stwcx. %0,0,%3 \n" \ " bne- 1b\n" \ + extable \ : "=&r" (t), "+m" (v->counter) \ : "r" (a), "r" (&v->counter) \ : "cc"); \ } \ -#define ATOMIC_OP_RETURN(op, asm_op) \ -static __inline__ int atomic_##op##_return(int a, atomic_t *v) \ +#define ATOMIC_OP(op, asm_op) __ATOMIC_OP(op, , , asm_op, , ) \ + __ATOMIC_OP(op, _unchecked, __OVERFLOW_PRE, __REFCOUNT_OP(asm_op), __OVERFLOW_POST, __OVERFLOW_EXTABLE) + +#define __ATOMIC_OP_RETURN(op, suffix, pre_op, asm_op, post_op, extable)\ +static inline int atomic_##op##_return##suffix(int a, atomic##suffix##_t *v)\ { \ int t; \ \ __asm__ __volatile__( \ PPC_ATOMIC_ENTRY_BARRIER \ -"1: lwarx %0,0,%2 # atomic_" #op "_return\n" \ +"1: lwarx %0,0,%2 # atomic_" #op "_return" #suffix "\n" \ + pre_op \ #asm_op " %0,%1,%0\n" \ + post_op \ PPC405_ERR77(0,%2) \ " stwcx. %0,0,%2 \n" \ " bne- 1b\n" \ + extable \ PPC_ATOMIC_EXIT_BARRIER \ : "=&r" (t) \ : "r" (a), "r" (&v->counter) \ @@ -62,6 +108,9 @@ static __inline__ int atomic_##op##_return(int a, atomic_t *v) \ return t; \ } +#define ATOMIC_OP_RETURN(op, asm_op) __ATOMIC_OP_RETURN(op, , , asm_op, , )\ + __ATOMIC_OP_RETURN(op, _unchecked, __OVERFLOW_PRE, __REFCOUNT_OP(asm_op), __OVERFLOW_POST, __OVERFLOW_EXTABLE) + #define ATOMIC_OPS(op, asm_op) ATOMIC_OP(op, asm_op) ATOMIC_OP_RETURN(op, asm_op) ATOMIC_OPS(add, add) @@ -73,42 +122,29 @@ ATOMIC_OP(xor, xor) #undef ATOMIC_OPS #undef ATOMIC_OP_RETURN +#undef __ATOMIC_OP_RETURN #undef ATOMIC_OP +#undef __ATOMIC_OP #define atomic_add_negative(a, v) (atomic_add_return((a), (v)) < 0) -static __inline__ void atomic_inc(atomic_t *v) -{ - int t; +/* + * atomic_inc - increment atomic variable + * @v: pointer of type atomic_t + * + * Automatically increments @v by 1 + */ +#define atomic_inc(v) atomic_add(1, (v)) +#define atomic_inc_return(v) atomic_add_return(1, (v)) - __asm__ __volatile__( -"1: lwarx %0,0,%2 # atomic_inc\n\ - addic %0,%0,1\n" - PPC405_ERR77(0,%2) -" stwcx. %0,0,%2 \n\ - bne- 1b" - : "=&r" (t), "+m" (v->counter) - : "r" (&v->counter) - : "cc", "xer"); +static inline void atomic_inc_unchecked(atomic_unchecked_t *v) +{ + atomic_add_unchecked(1, v); } -static __inline__ int atomic_inc_return(atomic_t *v) +static inline int atomic_inc_return_unchecked(atomic_unchecked_t *v) { - int t; - - __asm__ __volatile__( - PPC_ATOMIC_ENTRY_BARRIER -"1: lwarx %0,0,%1 # atomic_inc_return\n\ - addic %0,%0,1\n" - PPC405_ERR77(0,%1) -" stwcx. %0,0,%1 \n\ - bne- 1b" - PPC_ATOMIC_EXIT_BARRIER - : "=&r" (t) - : "r" (&v->counter) - : "cc", "xer", "memory"); - - return t; + return atomic_add_return_unchecked(1, v); } /* @@ -121,43 +157,38 @@ static __inline__ int atomic_inc_return(atomic_t *v) */ #define atomic_inc_and_test(v) (atomic_inc_return(v) == 0) -static __inline__ void atomic_dec(atomic_t *v) +static __inline__ int atomic_inc_and_test_unchecked(atomic_unchecked_t *v) { - int t; - - __asm__ __volatile__( -"1: lwarx %0,0,%2 # atomic_dec\n\ - addic %0,%0,-1\n" - PPC405_ERR77(0,%2)\ -" stwcx. %0,0,%2\n\ - bne- 1b" - : "=&r" (t), "+m" (v->counter) - : "r" (&v->counter) - : "cc", "xer"); + return atomic_add_return_unchecked(1, v) == 0; } -static __inline__ int atomic_dec_return(atomic_t *v) +/* + * atomic_dec - decrement atomic variable + * @v: pointer of type atomic_t + * + * Atomically decrements @v by 1 + */ +#define atomic_dec(v) atomic_sub(1, (v)) +#define atomic_dec_return(v) atomic_sub_return(1, (v)) + +static __inline__ void atomic_dec_unchecked(atomic_unchecked_t *v) { - int t; - - __asm__ __volatile__( - PPC_ATOMIC_ENTRY_BARRIER -"1: lwarx %0,0,%1 # atomic_dec_return\n\ - addic %0,%0,-1\n" - PPC405_ERR77(0,%1) -" stwcx. %0,0,%1\n\ - bne- 1b" - PPC_ATOMIC_EXIT_BARRIER - : "=&r" (t) - : "r" (&v->counter) - : "cc", "xer", "memory"); - - return t; + atomic_sub_unchecked(1, v); } #define atomic_cmpxchg(v, o, n) (cmpxchg(&((v)->counter), (o), (n))) #define atomic_xchg(v, new) (xchg(&((v)->counter), new)) +static inline int atomic_cmpxchg_unchecked(atomic_unchecked_t *v, int old, int new) +{ + return cmpxchg(&(v->counter), old, new); +} + +static inline int atomic_xchg_unchecked(atomic_unchecked_t *v, int new) +{ + return xchg(&(v->counter), new); +} + /** * __atomic_add_unless - add unless the number is a given value * @v: pointer of type atomic_t @@ -175,11 +206,27 @@ static __inline__ int __atomic_add_unless(atomic_t *v, int a, int u) PPC_ATOMIC_ENTRY_BARRIER "1: lwarx %0,0,%1 # __atomic_add_unless\n\ cmpw 0,%0,%3 \n\ - beq- 2f \n\ - add %0,%2,%0 \n" + beq- 2f \n" + +#ifdef CONFIG_PAX_REFCOUNT +" mcrxr cr0\n" +" addo. %0,%2,%0\n" +" bf 4*cr0+so, 4f\n" +"3:.long " "0x00c00b00""\n" +"4:\n" +#else + "add %0,%2,%0 \n" +#endif + PPC405_ERR77(0,%2) " stwcx. %0,0,%1 \n\ bne- 1b \n" +"5:" + +#ifdef CONFIG_PAX_REFCOUNT + _ASM_EXTABLE(3b, 5b) +#endif + PPC_ATOMIC_EXIT_BARRIER " subf %0,%2,%0 \n\ 2:" @@ -252,6 +299,11 @@ static __inline__ int atomic_dec_if_positive(atomic_t *v) } #define atomic_dec_if_positive atomic_dec_if_positive +#define smp_mb__before_atomic_dec() smp_mb() +#define smp_mb__after_atomic_dec() smp_mb() +#define smp_mb__before_atomic_inc() smp_mb() +#define smp_mb__after_atomic_inc() smp_mb() + #ifdef __powerpc64__ #define ATOMIC64_INIT(i) { (i) } @@ -265,37 +317,60 @@ static __inline__ long atomic64_read(const atomic64_t *v) return t; } +static __inline__ long atomic64_read_unchecked(const atomic64_unchecked_t *v) +{ + long t; + + __asm__ __volatile__("ld%U1%X1 %0,%1" : "=r"(t) : "m"(v->counter)); + + return t; +} + static __inline__ void atomic64_set(atomic64_t *v, long i) { __asm__ __volatile__("std%U0%X0 %1,%0" : "=m"(v->counter) : "r"(i)); } -#define ATOMIC64_OP(op, asm_op) \ -static __inline__ void atomic64_##op(long a, atomic64_t *v) \ +static __inline__ void atomic64_set_unchecked(atomic64_unchecked_t *v, long i) +{ + __asm__ __volatile__("std%U0%X0 %1,%0" : "=m"(v->counter) : "r"(i)); +} + +#define __ATOMIC64_OP(op, suffix, pre_op, asm_op, post_op, extable) \ +static inline void atomic64_##op##suffix(long a, atomic64##suffix##_t *v)\ { \ long t; \ \ __asm__ __volatile__( \ "1: ldarx %0,0,%3 # atomic64_" #op "\n" \ + pre_op \ #asm_op " %0,%2,%0\n" \ + post_op \ " stdcx. %0,0,%3 \n" \ " bne- 1b\n" \ + extable \ : "=&r" (t), "+m" (v->counter) \ : "r" (a), "r" (&v->counter) \ : "cc"); \ } -#define ATOMIC64_OP_RETURN(op, asm_op) \ -static __inline__ long atomic64_##op##_return(long a, atomic64_t *v) \ +#define ATOMIC64_OP(op, asm_op) __ATOMIC64_OP(op, , , asm_op, , ) \ + __ATOMIC64_OP(op, _unchecked, __OVERFLOW_PRE, __REFCOUNT_OP(asm_op), __OVERFLOW_POST, __OVERFLOW_EXTABLE) + +#define __ATOMIC64_OP_RETURN(op, suffix, pre_op, asm_op, post_op, extable)\ +static inline long atomic64_##op##_return##suffix(long a, atomic64##suffix##_t *v)\ { \ long t; \ \ __asm__ __volatile__( \ PPC_ATOMIC_ENTRY_BARRIER \ "1: ldarx %0,0,%2 # atomic64_" #op "_return\n" \ + pre_op \ #asm_op " %0,%1,%0\n" \ + post_op \ " stdcx. %0,0,%2 \n" \ " bne- 1b\n" \ + extable \ PPC_ATOMIC_EXIT_BARRIER \ : "=&r" (t) \ : "r" (a), "r" (&v->counter) \ @@ -304,6 +379,9 @@ static __inline__ long atomic64_##op##_return(long a, atomic64_t *v) \ return t; \ } +#define ATOMIC64_OP_RETURN(op, asm_op) __ATOMIC64_OP_RETURN(op, , , asm_op, , )\ + __ATOMIC64_OP_RETURN(op, _unchecked, __OVERFLOW_PRE, __REFCOUNT_OP(asm_op), __OVERFLOW_POST, __OVERFLOW_EXTABLE) + #define ATOMIC64_OPS(op, asm_op) ATOMIC64_OP(op, asm_op) ATOMIC64_OP_RETURN(op, asm_op) ATOMIC64_OPS(add, add) @@ -314,40 +392,33 @@ ATOMIC64_OP(xor, xor) #undef ATOMIC64_OPS #undef ATOMIC64_OP_RETURN +#undef __ATOMIC64_OP_RETURN #undef ATOMIC64_OP +#undef __ATOMIC64_OP +#undef __OVERFLOW_EXTABLE +#undef __OVERFLOW_POST +#undef __OVERFLOW_PRE +#undef __REFCOUNT_OP #define atomic64_add_negative(a, v) (atomic64_add_return((a), (v)) < 0) -static __inline__ void atomic64_inc(atomic64_t *v) -{ - long t; +/* + * atomic64_inc - increment atomic variable + * @v: pointer of type atomic64_t + * + * Automatically increments @v by 1 + */ +#define atomic64_inc(v) atomic64_add(1, (v)) +#define atomic64_inc_return(v) atomic64_add_return(1, (v)) - __asm__ __volatile__( -"1: ldarx %0,0,%2 # atomic64_inc\n\ - addic %0,%0,1\n\ - stdcx. %0,0,%2 \n\ - bne- 1b" - : "=&r" (t), "+m" (v->counter) - : "r" (&v->counter) - : "cc", "xer"); +static inline void atomic64_inc_unchecked(atomic64_unchecked_t *v) +{ + atomic64_add_unchecked(1, v); } -static __inline__ long atomic64_inc_return(atomic64_t *v) +static inline long atomic64_inc_return_unchecked(atomic64_unchecked_t *v) { - long t; - - __asm__ __volatile__( - PPC_ATOMIC_ENTRY_BARRIER -"1: ldarx %0,0,%1 # atomic64_inc_return\n\ - addic %0,%0,1\n\ - stdcx. %0,0,%1 \n\ - bne- 1b" - PPC_ATOMIC_EXIT_BARRIER - : "=&r" (t) - : "r" (&v->counter) - : "cc", "xer", "memory"); - - return t; + return atomic64_add_return_unchecked(1, v); } /* @@ -360,36 +431,18 @@ static __inline__ long atomic64_inc_return(atomic64_t *v) */ #define atomic64_inc_and_test(v) (atomic64_inc_return(v) == 0) -static __inline__ void atomic64_dec(atomic64_t *v) +/* + * atomic64_dec - decrement atomic variable + * @v: pointer of type atomic64_t + * + * Atomically decrements @v by 1 + */ +#define atomic64_dec(v) atomic64_sub(1, (v)) +#define atomic64_dec_return(v) atomic64_sub_return(1, (v)) + +static __inline__ void atomic64_dec_unchecked(atomic64_unchecked_t *v) { - long t; - - __asm__ __volatile__( -"1: ldarx %0,0,%2 # atomic64_dec\n\ - addic %0,%0,-1\n\ - stdcx. %0,0,%2\n\ - bne- 1b" - : "=&r" (t), "+m" (v->counter) - : "r" (&v->counter) - : "cc", "xer"); -} - -static __inline__ long atomic64_dec_return(atomic64_t *v) -{ - long t; - - __asm__ __volatile__( - PPC_ATOMIC_ENTRY_BARRIER -"1: ldarx %0,0,%1 # atomic64_dec_return\n\ - addic %0,%0,-1\n\ - stdcx. %0,0,%1\n\ - bne- 1b" - PPC_ATOMIC_EXIT_BARRIER - : "=&r" (t) - : "r" (&v->counter) - : "cc", "xer", "memory"); - - return t; + atomic64_sub_unchecked(1, v); } #define atomic64_sub_and_test(a, v) (atomic64_sub_return((a), (v)) == 0) @@ -422,6 +475,16 @@ static __inline__ long atomic64_dec_if_positive(atomic64_t *v) #define atomic64_cmpxchg(v, o, n) (cmpxchg(&((v)->counter), (o), (n))) #define atomic64_xchg(v, new) (xchg(&((v)->counter), new)) +static inline long atomic64_cmpxchg_unchecked(atomic64_unchecked_t *v, long old, long new) +{ + return cmpxchg(&(v->counter), old, new); +} + +static inline long atomic64_xchg_unchecked(atomic64_unchecked_t *v, long new) +{ + return xchg(&(v->counter), new); +} + /** * atomic64_add_unless - add unless the number is a given value * @v: pointer of type atomic64_t @@ -437,13 +500,29 @@ static __inline__ int atomic64_add_unless(atomic64_t *v, long a, long u) __asm__ __volatile__ ( PPC_ATOMIC_ENTRY_BARRIER -"1: ldarx %0,0,%1 # __atomic_add_unless\n\ +"1: ldarx %0,0,%1 # atomic64_add_unless\n\ cmpd 0,%0,%3 \n\ - beq- 2f \n\ - add %0,%2,%0 \n" + beq- 2f \n" + +#ifdef CONFIG_PAX_REFCOUNT +" mcrxr cr0\n" +" addo. %0,%2,%0\n" +" bf 4*cr0+so, 4f\n" +"3:.long " "0x00c00b00""\n" +"4:\n" +#else + "add %0,%2,%0 \n" +#endif + " stdcx. %0,0,%1 \n\ bne- 1b \n" PPC_ATOMIC_EXIT_BARRIER +"5:" + +#ifdef CONFIG_PAX_REFCOUNT + _ASM_EXTABLE(3b, 5b) +#endif + " subf %0,%2,%0 \n\ 2:" : "=&r" (t) diff --git a/arch/powerpc/include/asm/cache.h b/arch/powerpc/include/asm/cache.h index 5f8229e..385d90b 100644 --- a/arch/powerpc/include/asm/cache.h +++ b/arch/powerpc/include/asm/cache.h @@ -3,6 +3,8 @@ #ifdef __KERNEL__ +#include <asm/reg.h> +#include <linux/const.h> /* bytes per L1 cache line */ #if defined(CONFIG_8xx) || defined(CONFIG_403GCX) @@ -22,7 +24,7 @@ #define L1_CACHE_SHIFT 7 #endif -#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) #define SMP_CACHE_BYTES L1_CACHE_BYTES diff --git a/arch/powerpc/include/asm/elf.h b/arch/powerpc/include/asm/elf.h index ee46ffe..b36c98c 100644 --- a/arch/powerpc/include/asm/elf.h +++ b/arch/powerpc/include/asm/elf.h @@ -30,6 +30,18 @@ #define ELF_ET_DYN_BASE 0x20000000 +#ifdef CONFIG_PAX_ASLR +#define PAX_ELF_ET_DYN_BASE (0x10000000UL) + +#ifdef __powerpc64__ +#define PAX_DELTA_MMAP_LEN (is_32bit_task() ? 16 : 28) +#define PAX_DELTA_STACK_LEN (is_32bit_task() ? 16 : 28) +#else +#define PAX_DELTA_MMAP_LEN 15 +#define PAX_DELTA_STACK_LEN 15 +#endif +#endif + #define ELF_CORE_EFLAGS (is_elf2_task() ? 2 : 0) /* diff --git a/arch/powerpc/include/asm/exec.h b/arch/powerpc/include/asm/exec.h index 8196e9c..d83a9f3 100644 --- a/arch/powerpc/include/asm/exec.h +++ b/arch/powerpc/include/asm/exec.h @@ -4,6 +4,6 @@ #ifndef _ASM_POWERPC_EXEC_H #define _ASM_POWERPC_EXEC_H -extern unsigned long arch_align_stack(unsigned long sp); +#define arch_align_stack(x) ((x) & ~0xfUL) #endif /* _ASM_POWERPC_EXEC_H */ diff --git a/arch/powerpc/include/asm/kmap_types.h b/arch/powerpc/include/asm/kmap_types.h index 5acabbd..7ea14fa 100644 --- a/arch/powerpc/include/asm/kmap_types.h +++ b/arch/powerpc/include/asm/kmap_types.h @@ -10,7 +10,7 @@ * 2 of the License, or (at your option) any later version. */ -#define KM_TYPE_NR 16 +#define KM_TYPE_NR 17 #endif /* __KERNEL__ */ #endif /* _ASM_POWERPC_KMAP_TYPES_H */ diff --git a/arch/powerpc/include/asm/local.h b/arch/powerpc/include/asm/local.h index b8da913..c02b593 100644 --- a/arch/powerpc/include/asm/local.h +++ b/arch/powerpc/include/asm/local.h @@ -9,21 +9,65 @@ typedef struct atomic_long_t a; } local_t; +typedef struct +{ + atomic_long_unchecked_t a; +} local_unchecked_t; + #define LOCAL_INIT(i) { ATOMIC_LONG_INIT(i) } #define local_read(l) atomic_long_read(&(l)->a) +#define local_read_unchecked(l) atomic_long_read_unchecked(&(l)->a) #define local_set(l,i) atomic_long_set(&(l)->a, (i)) +#define local_set_unchecked(l,i) atomic_long_set_unchecked(&(l)->a, (i)) #define local_add(i,l) atomic_long_add((i),(&(l)->a)) +#define local_add_unchecked(i,l) atomic_long_add_unchecked((i),(&(l)->a)) #define local_sub(i,l) atomic_long_sub((i),(&(l)->a)) +#define local_sub_unchecked(i,l) atomic_long_sub_unchecked((i),(&(l)->a)) #define local_inc(l) atomic_long_inc(&(l)->a) +#define local_inc_unchecked(l) atomic_long_inc_unchecked(&(l)->a) #define local_dec(l) atomic_long_dec(&(l)->a) +#define local_dec_unchecked(l) atomic_long_dec_unchecked(&(l)->a) static __inline__ long local_add_return(long a, local_t *l) { long t; __asm__ __volatile__( +"1:" PPC_LLARX(%0,0,%2,0) " # local_add_return\n" + +#ifdef CONFIG_PAX_REFCOUNT +" mcrxr cr0\n" +" addo. %0,%1,%0\n" +" bf 4*cr0+so, 3f\n" +"2:.long " "0x00c00b00""\n" +#else +" add %0,%1,%0\n" +#endif + +"3:\n" + PPC405_ERR77(0,%2) + PPC_STLCX "%0,0,%2 \n\ + bne- 1b" + +#ifdef CONFIG_PAX_REFCOUNT +"\n4:\n" + _ASM_EXTABLE(2b, 4b) +#endif + + : "=&r" (t) + : "r" (a), "r" (&(l->a.counter)) + : "cc", "memory"); + + return t; +} + +static __inline__ long local_add_return_unchecked(long a, local_unchecked_t *l) +{ + long t; + + __asm__ __volatile__( "1:" PPC_LLARX(%0,0,%2,0) " # local_add_return\n\ add %0,%1,%0\n" PPC405_ERR77(0,%2) @@ -101,6 +145,8 @@ static __inline__ long local_dec_return(local_t *l) #define local_cmpxchg(l, o, n) \ (cmpxchg_local(&((l)->a.counter), (o), (n))) +#define local_cmpxchg_unchecked(l, o, n) \ + (cmpxchg_local(&((l)->a.counter), (o), (n))) #define local_xchg(l, n) (xchg_local(&((l)->a.counter), (n))) /** diff --git a/arch/powerpc/include/asm/mman.h b/arch/powerpc/include/asm/mman.h index 8565c25..2865190 100644 --- a/arch/powerpc/include/asm/mman.h +++ b/arch/powerpc/include/asm/mman.h @@ -24,7 +24,7 @@ static inline unsigned long arch_calc_vm_prot_bits(unsigned long prot) } #define arch_calc_vm_prot_bits(prot) arch_calc_vm_prot_bits(prot) -static inline pgprot_t arch_vm_get_page_prot(unsigned long vm_flags) +static inline pgprot_t arch_vm_get_page_prot(vm_flags_t vm_flags) { return (vm_flags & VM_SAO) ? __pgprot(_PAGE_SAO) : __pgprot(0); } diff --git a/arch/powerpc/include/asm/page.h b/arch/powerpc/include/asm/page.h index 71294a6..9e40aca 100644 --- a/arch/powerpc/include/asm/page.h +++ b/arch/powerpc/include/asm/page.h @@ -227,8 +227,9 @@ extern long long virt_phys_offset; * and needs to be executable. This means the whole heap ends * up being executable. */ -#define VM_DATA_DEFAULT_FLAGS32 (VM_READ | VM_WRITE | VM_EXEC | \ - VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) +#define VM_DATA_DEFAULT_FLAGS32 \ + (((current->personality & READ_IMPLIES_EXEC) ? VM_EXEC : 0) | \ + VM_READ | VM_WRITE | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) #define VM_DATA_DEFAULT_FLAGS64 (VM_READ | VM_WRITE | \ VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) @@ -256,6 +257,9 @@ extern long long virt_phys_offset; #define is_kernel_addr(x) ((x) >= PAGE_OFFSET) #endif +#define ktla_ktva(addr) (addr) +#define ktva_ktla(addr) (addr) + #ifndef CONFIG_PPC_BOOK3S_64 /* * Use the top bit of the higher-level page table entries to indicate whether diff --git a/arch/powerpc/include/asm/page_64.h b/arch/powerpc/include/asm/page_64.h index d908a46..3753f71 100644 --- a/arch/powerpc/include/asm/page_64.h +++ b/arch/powerpc/include/asm/page_64.h @@ -172,15 +172,18 @@ do { \ * stack by default, so in the absence of a PT_GNU_STACK program header * we turn execute permission off. */ -#define VM_STACK_DEFAULT_FLAGS32 (VM_READ | VM_WRITE | VM_EXEC | \ - VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) +#define VM_STACK_DEFAULT_FLAGS32 \ + (((current->personality & READ_IMPLIES_EXEC) ? VM_EXEC : 0) | \ + VM_READ | VM_WRITE | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) #define VM_STACK_DEFAULT_FLAGS64 (VM_READ | VM_WRITE | \ VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) +#ifndef CONFIG_PAX_PAGEEXEC #define VM_STACK_DEFAULT_FLAGS \ (is_32bit_task() ? \ VM_STACK_DEFAULT_FLAGS32 : VM_STACK_DEFAULT_FLAGS64) +#endif #include <asm-generic/getorder.h> diff --git a/arch/powerpc/include/asm/pgalloc-64.h b/arch/powerpc/include/asm/pgalloc-64.h index 4b0be20..c15a27d 100644 --- a/arch/powerpc/include/asm/pgalloc-64.h +++ b/arch/powerpc/include/asm/pgalloc-64.h @@ -54,6 +54,7 @@ static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd) #ifndef CONFIG_PPC_64K_PAGES #define pgd_populate(MM, PGD, PUD) pgd_set(PGD, PUD) +#define pgd_populate_kernel(MM, PGD, PUD) pgd_populate((MM), (PGD), (PUD)) static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr) { @@ -71,6 +72,11 @@ static inline void pud_populate(struct mm_struct *mm, pud_t *pud, pmd_t *pmd) pud_set(pud, (unsigned long)pmd); } +static inline void pud_populate_kernel(struct mm_struct *mm, pud_t *pud, pmd_t *pmd) +{ + pud_populate(mm, pud, pmd); +} + #define pmd_populate(mm, pmd, pte_page) \ pmd_populate_kernel(mm, pmd, page_address(pte_page)) #define pmd_populate_kernel(mm, pmd, pte) pmd_set(pmd, (unsigned long)(pte)) @@ -173,6 +179,7 @@ extern void __tlb_remove_table(void *_table); #endif #define pud_populate(mm, pud, pmd) pud_set(pud, (unsigned long)pmd) +#define pud_populate_kernel(mm, pud, pmd) pud_populate((mm), (pud), (pmd)) static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, pte_t *pte) diff --git a/arch/powerpc/include/asm/pgtable.h b/arch/powerpc/include/asm/pgtable.h index 0717693..6a1f488 100644 --- a/arch/powerpc/include/asm/pgtable.h +++ b/arch/powerpc/include/asm/pgtable.h @@ -2,6 +2,7 @@ #define _ASM_POWERPC_PGTABLE_H #ifdef __KERNEL__ +#include <linux/const.h> #ifndef __ASSEMBLY__ #include <linux/mmdebug.h> #include <linux/mmzone.h> diff --git a/arch/powerpc/include/asm/pte-hash32.h b/arch/powerpc/include/asm/pte-hash32.h index 62cfb0c..50c6402 100644 --- a/arch/powerpc/include/asm/pte-hash32.h +++ b/arch/powerpc/include/asm/pte-hash32.h @@ -20,6 +20,7 @@ #define _PAGE_HASHPTE 0x002 /* hash_page has made an HPTE for this pte */ #define _PAGE_USER 0x004 /* usermode access allowed */ #define _PAGE_GUARDED 0x008 /* G: prohibit speculative access */ +#define _PAGE_EXEC _PAGE_GUARDED #define _PAGE_COHERENT 0x010 /* M: enforce memory coherence (SMP systems) */ #define _PAGE_NO_CACHE 0x020 /* I: cache inhibit */ #define _PAGE_WRITETHRU 0x040 /* W: cache write-through */ diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h index a908ada..f3c8966 100644 --- a/arch/powerpc/include/asm/reg.h +++ b/arch/powerpc/include/asm/reg.h @@ -252,6 +252,7 @@ #define SPRN_DBCR 0x136 /* e300 Data Breakpoint Control Reg */ #define SPRN_DSISR 0x012 /* Data Storage Interrupt Status Register */ #define DSISR_NOHPTE 0x40000000 /* no translation found */ +#define DSISR_GUARDED 0x10000000 /* fetch from guarded storage */ #define DSISR_PROTFAULT 0x08000000 /* protection fault */ #define DSISR_ISSTORE 0x02000000 /* access was a store */ #define DSISR_DABRMATCH 0x00400000 /* hit data breakpoint */ diff --git a/arch/powerpc/include/asm/smp.h b/arch/powerpc/include/asm/smp.h index 825663c..f9e9134 100644 --- a/arch/powerpc/include/asm/smp.h +++ b/arch/powerpc/include/asm/smp.h @@ -51,7 +51,7 @@ struct smp_ops_t { int (*cpu_disable)(void); void (*cpu_die)(unsigned int nr); int (*cpu_bootable)(unsigned int nr); -}; +} __no_const; extern void smp_send_debugger_break(void); extern void start_secondary_resume(void); diff --git a/arch/powerpc/include/asm/spinlock.h b/arch/powerpc/include/asm/spinlock.h index 523673d..4aeef3b 100644 --- a/arch/powerpc/include/asm/spinlock.h +++ b/arch/powerpc/include/asm/spinlock.h @@ -202,13 +202,29 @@ static inline long __arch_read_trylock(arch_rwlock_t *rw) __asm__ __volatile__( "1: " PPC_LWARX(%0,0,%1,1) "\n" __DO_SIGN_EXTEND -" addic. %0,%0,1\n\ - ble- 2f\n" + +#ifdef CONFIG_PAX_REFCOUNT +" mcrxr cr0\n" +" addico. %0,%0,1\n" +" bf 4*cr0+so, 3f\n" +"2:.long " "0x00c00b00""\n" +#else +" addic. %0,%0,1\n" +#endif + +"3:\n" + "ble- 4f\n" PPC405_ERR77(0,%1) " stwcx. %0,0,%1\n\ bne- 1b\n" PPC_ACQUIRE_BARRIER -"2:" : "=&r" (tmp) +"4:" + +#ifdef CONFIG_PAX_REFCOUNT + _ASM_EXTABLE(2b,4b) +#endif + + : "=&r" (tmp) : "r" (&rw->lock) : "cr0", "xer", "memory"); @@ -284,11 +300,27 @@ static inline void arch_read_unlock(arch_rwlock_t *rw) __asm__ __volatile__( "# read_unlock\n\t" PPC_RELEASE_BARRIER -"1: lwarx %0,0,%1\n\ - addic %0,%0,-1\n" +"1: lwarx %0,0,%1\n" + +#ifdef CONFIG_PAX_REFCOUNT +" mcrxr cr0\n" +" addico. %0,%0,-1\n" +" bf 4*cr0+so, 3f\n" +"2:.long " "0x00c00b00""\n" +#else +" addic. %0,%0,-1\n" +#endif + +"3:\n" PPC405_ERR77(0,%1) " stwcx. %0,0,%1\n\ bne- 1b" + +#ifdef CONFIG_PAX_REFCOUNT +"\n4:\n" + _ASM_EXTABLE(2b, 4b) +#endif + : "=&r"(tmp) : "r"(&rw->lock) : "cr0", "xer", "memory"); diff --git a/arch/powerpc/include/asm/thread_info.h b/arch/powerpc/include/asm/thread_info.h index 7efee4a..48d47cc 100644 --- a/arch/powerpc/include/asm/thread_info.h +++ b/arch/powerpc/include/asm/thread_info.h @@ -101,6 +101,8 @@ static inline struct thread_info *current_thread_info(void) #if defined(CONFIG_PPC64) #define TIF_ELF2ABI 18 /* function descriptors must die! */ #endif +/* mask must be expressable within 16 bits to satisfy 'andi' instruction reqs */ +#define TIF_GRSEC_SETXID 6 /* update credentials on syscall entry/exit */ /* as above, but as bit values */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) @@ -119,9 +121,10 @@ static inline struct thread_info *current_thread_info(void) #define _TIF_SYSCALL_TRACEPOINT (1<<TIF_SYSCALL_TRACEPOINT) #define _TIF_EMULATE_STACK_STORE (1<<TIF_EMULATE_STACK_STORE) #define _TIF_NOHZ (1<<TIF_NOHZ) +#define _TIF_GRSEC_SETXID (1<<TIF_GRSEC_SETXID) #define _TIF_SYSCALL_DOTRACE (_TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT | \ _TIF_SECCOMP | _TIF_SYSCALL_TRACEPOINT | \ - _TIF_NOHZ) + _TIF_NOHZ | _TIF_GRSEC_SETXID) #define _TIF_USER_WORK_MASK (_TIF_SIGPENDING | _TIF_NEED_RESCHED | \ _TIF_NOTIFY_RESUME | _TIF_UPROBE | \ diff --git a/arch/powerpc/include/asm/uaccess.h b/arch/powerpc/include/asm/uaccess.h index 2a8ebae..5643c6f 100644 --- a/arch/powerpc/include/asm/uaccess.h +++ b/arch/powerpc/include/asm/uaccess.h @@ -58,6 +58,7 @@ #endif +#define access_ok_noprefault(type, addr, size) access_ok((type), (addr), (size)) #define access_ok(type, addr, size) \ (__chk_user_ptr(addr), \ __access_ok((__force unsigned long)(addr), (size), get_fs())) @@ -318,52 +319,6 @@ do { \ extern unsigned long __copy_tofrom_user(void __user *to, const void __user *from, unsigned long size); -#ifndef __powerpc64__ - -static inline unsigned long copy_from_user(void *to, - const void __user *from, unsigned long n) -{ - unsigned long over; - - if (access_ok(VERIFY_READ, from, n)) - return __copy_tofrom_user((__force void __user *)to, from, n); - if ((unsigned long)from < TASK_SIZE) { - over = (unsigned long)from + n - TASK_SIZE; - return __copy_tofrom_user((__force void __user *)to, from, - n - over) + over; - } - return n; -} - -static inline unsigned long copy_to_user(void __user *to, - const void *from, unsigned long n) -{ - unsigned long over; - - if (access_ok(VERIFY_WRITE, to, n)) - return __copy_tofrom_user(to, (__force void __user *)from, n); - if ((unsigned long)to < TASK_SIZE) { - over = (unsigned long)to + n - TASK_SIZE; - return __copy_tofrom_user(to, (__force void __user *)from, - n - over) + over; - } - return n; -} - -#else /* __powerpc64__ */ - -#define __copy_in_user(to, from, size) \ - __copy_tofrom_user((to), (from), (size)) - -extern unsigned long copy_from_user(void *to, const void __user *from, - unsigned long n); -extern unsigned long copy_to_user(void __user *to, const void *from, - unsigned long n); -extern unsigned long copy_in_user(void __user *to, const void __user *from, - unsigned long n); - -#endif /* __powerpc64__ */ - static inline unsigned long __copy_from_user_inatomic(void *to, const void __user *from, unsigned long n) { @@ -387,6 +342,10 @@ static inline unsigned long __copy_from_user_inatomic(void *to, if (ret == 0) return 0; } + + if (!__builtin_constant_p(n)) + check_object_size(to, n, false); + return __copy_tofrom_user((__force void __user *)to, from, n); } @@ -413,6 +372,10 @@ static inline unsigned long __copy_to_user_inatomic(void __user *to, if (ret == 0) return 0; } + + if (!__builtin_constant_p(n)) + check_object_size(from, n, true); + return __copy_tofrom_user(to, (__force const void __user *)from, n); } @@ -430,6 +393,92 @@ static inline unsigned long __copy_to_user(void __user *to, return __copy_to_user_inatomic(to, from, size); } +#ifndef __powerpc64__ + +static inline unsigned long __must_check copy_from_user(void *to, + const void __user *from, unsigned long n) +{ + unsigned long over; + + if ((long)n < 0) + return n; + + if (access_ok(VERIFY_READ, from, n)) { + if (!__builtin_constant_p(n)) + check_object_size(to, n, false); + return __copy_tofrom_user((__force void __user *)to, from, n); + } + if ((unsigned long)from < TASK_SIZE) { + over = (unsigned long)from + n - TASK_SIZE; + if (!__builtin_constant_p(n - over)) + check_object_size(to, n - over, false); + return __copy_tofrom_user((__force void __user *)to, from, + n - over) + over; + } + return n; +} + +static inline unsigned long __must_check copy_to_user(void __user *to, + const void *from, unsigned long n) +{ + unsigned long over; + + if ((long)n < 0) + return n; + + if (access_ok(VERIFY_WRITE, to, n)) { + if (!__builtin_constant_p(n)) + check_object_size(from, n, true); + return __copy_tofrom_user(to, (__force void __user *)from, n); + } + if ((unsigned long)to < TASK_SIZE) { + over = (unsigned long)to + n - TASK_SIZE; + if (!__builtin_constant_p(n)) + check_object_size(from, n - over, true); + return __copy_tofrom_user(to, (__force void __user *)from, + n - over) + over; + } + return n; +} + +#else /* __powerpc64__ */ + +#define __copy_in_user(to, from, size) \ + __copy_tofrom_user((to), (from), (size)) + +static inline unsigned long __must_check copy_from_user(void *to, const void __user *from, unsigned long n) +{ + if ((long)n < 0 || n > INT_MAX) + return n; + + if (!__builtin_constant_p(n)) + check_object_size(to, n, false); + + if (likely(access_ok(VERIFY_READ, from, n))) + n = __copy_from_user(to, from, n); + else + memset(to, 0, n); + return n; +} + +static inline unsigned long __must_check copy_to_user(void __user *to, const void *from, unsigned long n) +{ + if ((long)n < 0 || n > INT_MAX) + return n; + + if (likely(access_ok(VERIFY_WRITE, to, n))) { + if (!__builtin_constant_p(n)) + check_object_size(from, n, true); + n = __copy_to_user(to, from, n); + } + return n; +} + +extern unsigned long copy_in_user(void __user *to, const void __user *from, + unsigned long n); + +#endif /* __powerpc64__ */ + extern unsigned long __clear_user(void __user *addr, unsigned long size); static inline unsigned long clear_user(void __user *addr, unsigned long size) diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile index ba33693..d8db875 100644 --- a/arch/powerpc/kernel/Makefile +++ b/arch/powerpc/kernel/Makefile @@ -14,6 +14,11 @@ CFLAGS_prom_init.o += -fPIC CFLAGS_btext.o += -fPIC endif +CFLAGS_REMOVE_cputable.o = $(LATENT_ENTROPY_PLUGIN_CFLAGS) +CFLAGS_REMOVE_prom_init.o = $(LATENT_ENTROPY_PLUGIN_CFLAGS) +CFLAGS_REMOVE_btext.o = $(LATENT_ENTROPY_PLUGIN_CFLAGS) +CFLAGS_REMOVE_prom.o = $(LATENT_ENTROPY_PLUGIN_CFLAGS) + ifdef CONFIG_FUNCTION_TRACER # Do not trace early boot code CFLAGS_REMOVE_cputable.o = -pg -mno-sched-epilog @@ -26,6 +31,8 @@ CFLAGS_REMOVE_ftrace.o = -pg -mno-sched-epilog CFLAGS_REMOVE_time.o = -pg -mno-sched-epilog endif +CFLAGS_REMOVE_prom_init.o += $(LATENT_ENTROPY_PLUGIN_CFLAGS) + obj-y := cputable.o ptrace.o syscalls.o \ irq.o align.o signal_32.o pmc.o vdso.o \ process.o systbl.o idle.o \ diff --git a/arch/powerpc/kernel/exceptions-64e.S b/arch/powerpc/kernel/exceptions-64e.S index f3bd5e7..50040455 100644 --- a/arch/powerpc/kernel/exceptions-64e.S +++ b/arch/powerpc/kernel/exceptions-64e.S @@ -1010,6 +1010,7 @@ storage_fault_common: std r14,_DAR(r1) std r15,_DSISR(r1) addi r3,r1,STACK_FRAME_OVERHEAD + bl save_nvgprs mr r4,r14 mr r5,r15 ld r14,PACA_EXGEN+EX_R14(r13) @@ -1018,8 +1019,7 @@ storage_fault_common: cmpdi r3,0 bne- 1f b ret_from_except_lite -1: bl save_nvgprs - mr r5,r3 +1: mr r5,r3 addi r3,r1,STACK_FRAME_OVERHEAD ld r4,_DAR(r1) bl bad_page_fault diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S index 0a0399c2..262a2e6 100644 --- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -1591,10 +1591,10 @@ handle_page_fault: 11: ld r4,_DAR(r1) ld r5,_DSISR(r1) addi r3,r1,STACK_FRAME_OVERHEAD + bl save_nvgprs bl do_page_fault cmpdi r3,0 beq+ 12f - bl save_nvgprs mr r5,r3 addi r3,r1,STACK_FRAME_OVERHEAD lwz r4,_DAR(r1) diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c index 290559d..0094ddb 100644 --- a/arch/powerpc/kernel/irq.c +++ b/arch/powerpc/kernel/irq.c @@ -460,6 +460,8 @@ void migrate_irqs(void) } #endif +extern void gr_handle_kernel_exploit(void); + static inline void check_stack_overflow(void) { #ifdef CONFIG_DEBUG_STACKOVERFLOW @@ -472,6 +474,7 @@ static inline void check_stack_overflow(void) pr_err("do_IRQ: stack overflow: %ld\n", sp - sizeof(struct thread_info)); dump_stack(); + gr_handle_kernel_exploit(); } #endif } diff --git a/arch/powerpc/kernel/module_32.c b/arch/powerpc/kernel/module_32.c index c94d2e0..992a9ce 100644 --- a/arch/powerpc/kernel/module_32.c +++ b/arch/powerpc/kernel/module_32.c @@ -158,7 +158,7 @@ int module_frob_arch_sections(Elf32_Ehdr *hdr, me->arch.core_plt_section = i; } if (!me->arch.core_plt_section || !me->arch.init_plt_section) { - pr_err("Module doesn't contain .plt or .init.plt sections.\n"); + pr_err("Module $s doesn't contain .plt or .init.plt sections.\n", me->name); return -ENOEXEC; } @@ -188,11 +188,16 @@ static uint32_t do_plt_call(void *location, pr_debug("Doing plt for call to 0x%x at 0x%x\n", val, (unsigned int)location); /* Init, or core PLT? */ - if (location >= mod->module_core - && location < mod->module_core + mod->core_size) + if ((location >= mod->module_core_rx && location < mod->module_core_rx + mod->core_size_rx) || + (location >= mod->module_core_rw && location < mod->module_core_rw + mod->core_size_rw)) entry = (void *)sechdrs[mod->arch.core_plt_section].sh_addr; - else + else if ((location >= mod->module_init_rx && location < mod->module_init_rx + mod->init_size_rx) || + (location >= mod->module_init_rw && location < mod->module_init_rw + mod->init_size_rw)) entry = (void *)sechdrs[mod->arch.init_plt_section].sh_addr; + else { + printk(KERN_ERR "%s: invalid R_PPC_REL24 entry found\n", mod->name); + return ~0UL; + } /* Find this entry, or if that fails, the next avail. entry */ while (entry->jump[0]) { @@ -296,7 +301,7 @@ int apply_relocate_add(Elf32_Shdr *sechdrs, } #ifdef CONFIG_DYNAMIC_FTRACE module->arch.tramp = - do_plt_call(module->module_core, + do_plt_call(module->module_core_rx, (unsigned long)ftrace_caller, sechdrs, module); #endif diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 75b6676..41c72b5 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -1033,8 +1033,8 @@ void show_regs(struct pt_regs * regs) * Lookup NIP late so we have the best change of getting the * above info out without failing */ - printk("NIP ["REG"] %pS\n", regs->nip, (void *)regs->nip); - printk("LR ["REG"] %pS\n", regs->link, (void *)regs->link); + printk("NIP ["REG"] %pA\n", regs->nip, (void *)regs->nip); + printk("LR ["REG"] %pA\n", regs->link, (void *)regs->link); #endif show_stack(current, (unsigned long *) regs->gpr[1]); if (!user_mode(regs)) @@ -1550,10 +1550,10 @@ void show_stack(struct task_struct *tsk, unsigned long *stack) newsp = stack[0]; ip = stack[STACK_FRAME_LR_SAVE]; if (!firstframe || ip != lr) { - printk("["REG"] ["REG"] %pS", sp, ip, (void *)ip); + printk("["REG"] ["REG"] %pA", sp, ip, (void *)ip); #ifdef CONFIG_FUNCTION_GRAPH_TRACER if ((ip == rth) && curr_frame >= 0) { - printk(" (%pS)", + printk(" (%pA)", (void *)current->ret_stack[curr_frame].ret); curr_frame--; } @@ -1573,7 +1573,7 @@ void show_stack(struct task_struct *tsk, unsigned long *stack) struct pt_regs *regs = (struct pt_regs *) (sp + STACK_FRAME_OVERHEAD); lr = regs->link; - printk("--- interrupt: %lx at %pS\n LR = %pS\n", + printk("--- interrupt: %lx at %pA\n LR = %pA\n", regs->trap, (void *)regs->nip, (void *)lr); firstframe = 1; } @@ -1609,49 +1609,3 @@ void notrace __ppc64_runlatch_off(void) mtspr(SPRN_CTRLT, ctrl); } #endif /* CONFIG_PPC64 */ - -unsigned long arch_align_stack(unsigned long sp) -{ - if (!(current->personality & ADDR_NO_RANDOMIZE) && randomize_va_space) - sp -= get_random_int() & ~PAGE_MASK; - return sp & ~0xf; -} - -static inline unsigned long brk_rnd(void) -{ - unsigned long rnd = 0; - - /* 8MB for 32bit, 1GB for 64bit */ - if (is_32bit_task()) - rnd = (long)(get_random_int() % (1<<(23-PAGE_SHIFT))); - else - rnd = (long)(get_random_int() % (1<<(30-PAGE_SHIFT))); - - return rnd << PAGE_SHIFT; -} - -unsigned long arch_randomize_brk(struct mm_struct *mm) -{ - unsigned long base = mm->brk; - unsigned long ret; - -#ifdef CONFIG_PPC_STD_MMU_64 - /* - * If we are using 1TB segments and we are allowed to randomise - * the heap, we can put it above 1TB so it is backed by a 1TB - * segment. Otherwise the heap will be in the bottom 1TB - * which always uses 256MB segments and this may result in a - * performance penalty. - */ - if (!is_32bit_task() && (mmu_highuser_ssize == MMU_SEGSIZE_1T)) - base = max_t(unsigned long, mm->brk, 1UL << SID_SHIFT_1T); -#endif - - ret = PAGE_ALIGN(base + brk_rnd()); - - if (ret < mm->brk) - return mm->brk; - - return ret; -} - diff --git a/arch/powerpc/kernel/ptrace.c b/arch/powerpc/kernel/ptrace.c index 737c0d0..59c7417 100644 --- a/arch/powerpc/kernel/ptrace.c +++ b/arch/powerpc/kernel/ptrace.c @@ -1800,6 +1800,10 @@ static int do_seccomp(struct pt_regs *regs) static inline int do_seccomp(struct pt_regs *regs) { return 0; } #endif /* CONFIG_SECCOMP */ +#ifdef CONFIG_GRKERNSEC_SETXID +extern void gr_delayed_cred_worker(void); +#endif + /** * do_syscall_trace_enter() - Do syscall tracing on kernel entry. * @regs: the pt_regs of the task to trace (current) @@ -1828,6 +1832,11 @@ long do_syscall_trace_enter(struct pt_regs *regs) if (do_seccomp(regs)) return -1; +#ifdef CONFIG_GRKERNSEC_SETXID + if (unlikely(test_and_clear_thread_flag(TIF_GRSEC_SETXID))) + gr_delayed_cred_worker(); +#endif + if (test_thread_flag(TIF_SYSCALL_TRACE)) { /* * The tracer may decide to abort the syscall, if so tracehook @@ -1870,6 +1879,11 @@ void do_syscall_trace_leave(struct pt_regs *regs) { int step; +#ifdef CONFIG_GRKERNSEC_SETXID + if (unlikely(test_and_clear_thread_flag(TIF_GRSEC_SETXID))) + gr_delayed_cred_worker(); +#endif + audit_syscall_exit(regs); if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT))) diff --git a/arch/powerpc/kernel/signal_32.c b/arch/powerpc/kernel/signal_32.c index 0dbee46..97b77b9 100644 --- a/arch/powerpc/kernel/signal_32.c +++ b/arch/powerpc/kernel/signal_32.c @@ -1014,7 +1014,7 @@ int handle_rt_signal32(struct ksignal *ksig, sigset_t *oldset, /* Save user registers on the stack */ frame = &rt_sf->uc.uc_mcontext; addr = frame; - if (vdso32_rt_sigtramp && current->mm->context.vdso_base) { + if (vdso32_rt_sigtramp && current->mm->context.vdso_base != ~0UL) { sigret = 0; tramp = current->mm->context.vdso_base + vdso32_rt_sigtramp; } else { diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c index 20756df..300e2a4 100644 --- a/arch/powerpc/kernel/signal_64.c +++ b/arch/powerpc/kernel/signal_64.c @@ -765,7 +765,7 @@ int handle_rt_signal64(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs current->thread.fp_state.fpscr = 0; /* Set up to return from userspace. */ - if (vdso64_rt_sigtramp && current->mm->context.vdso_base) { + if (vdso64_rt_sigtramp && current->mm->context.vdso_base != ~0UL) { regs->link = current->mm->context.vdso_base + vdso64_rt_sigtramp; } else { err |= setup_trampoline(__NR_rt_sigreturn, &frame->tramp[0]); diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index 37de90f..12472ac 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -36,6 +36,7 @@ #include <linux/debugfs.h> #include <linux/ratelimit.h> #include <linux/context_tracking.h> +#include <linux/uaccess.h> #include <asm/emulated_ops.h> #include <asm/pgtable.h> @@ -142,6 +143,8 @@ static unsigned __kprobes long oops_begin(struct pt_regs *regs) return flags; } +extern void gr_handle_kernel_exploit(void); + static void __kprobes oops_end(unsigned long flags, struct pt_regs *regs, int signr) { @@ -191,6 +194,9 @@ static void __kprobes oops_end(unsigned long flags, struct pt_regs *regs, panic("Fatal exception in interrupt"); if (panic_on_oops) panic("Fatal exception"); + + gr_handle_kernel_exploit(); + do_exit(signr); } @@ -1139,6 +1145,26 @@ void __kprobes program_check_exception(struct pt_regs *regs) enum ctx_state prev_state = exception_enter(); unsigned int reason = get_reason(regs); +#ifdef CONFIG_PAX_REFCOUNT + unsigned int bkpt; + const struct exception_table_entry *entry; + + if (reason & REASON_ILLEGAL) { + /* Check if PaX bad instruction */ + if (!probe_kernel_address(regs->nip, bkpt) && bkpt == 0xc00b00) { + current->thread.trap_nr = 0; + pax_report_refcount_overflow(regs); + /* fixup_exception() for PowerPC does not exist, simulate its job */ + if ((entry = search_exception_tables(regs->nip)) != NULL) { + regs->nip = entry->fixup; + return; + } + /* fixup_exception() could not handle */ + goto bail; + } + } +#endif + /* We can now get here via a FP Unavailable exception if the core * has no FPU, in that case the reason flags will be 0 */ diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c index b457bfa..9018cde 100644 --- a/arch/powerpc/kernel/vdso.c +++ b/arch/powerpc/kernel/vdso.c @@ -34,6 +34,7 @@ #include <asm/vdso.h> #include <asm/vdso_datapage.h> #include <asm/setup.h> +#include <asm/mman.h> #undef DEBUG @@ -179,7 +180,7 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) vdso_base = VDSO32_MBASE; #endif - current->mm->context.vdso_base = 0; + current->mm->context.vdso_base = ~0UL; /* vDSO has a problem and was disabled, just don't "enable" it for the * process @@ -199,7 +200,7 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) vdso_base = get_unmapped_area(NULL, vdso_base, (vdso_pages << PAGE_SHIFT) + ((VDSO_ALIGNMENT - 1) & PAGE_MASK), - 0, 0); + 0, MAP_PRIVATE | MAP_EXECUTABLE); if (IS_ERR_VALUE(vdso_base)) { rc = vdso_base; goto fail_mmapsem; diff --git a/arch/powerpc/lib/usercopy_64.c b/arch/powerpc/lib/usercopy_64.c index 5eea6f3..5d10396 100644 --- a/arch/powerpc/lib/usercopy_64.c +++ b/arch/powerpc/lib/usercopy_64.c @@ -9,22 +9,6 @@ #include <linux/module.h> #include <asm/uaccess.h> -unsigned long copy_from_user(void *to, const void __user *from, unsigned long n) -{ - if (likely(access_ok(VERIFY_READ, from, n))) - n = __copy_from_user(to, from, n); - else - memset(to, 0, n); - return n; -} - -unsigned long copy_to_user(void __user *to, const void *from, unsigned long n) -{ - if (likely(access_ok(VERIFY_WRITE, to, n))) - n = __copy_to_user(to, from, n); - return n; -} - unsigned long copy_in_user(void __user *to, const void __user *from, unsigned long n) { @@ -35,7 +19,5 @@ unsigned long copy_in_user(void __user *to, const void __user *from, return n; } -EXPORT_SYMBOL(copy_from_user); -EXPORT_SYMBOL(copy_to_user); EXPORT_SYMBOL(copy_in_user); diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c index a67c6d7..a662e6d 100644 --- a/arch/powerpc/mm/fault.c +++ b/arch/powerpc/mm/fault.c @@ -34,6 +34,10 @@ #include <linux/context_tracking.h> #include <linux/hugetlb.h> #include <linux/uaccess.h> +#include <linux/slab.h> +#include <linux/pagemap.h> +#include <linux/compiler.h> +#include <linux/unistd.h> #include <asm/firmware.h> #include <asm/page.h> @@ -68,6 +72,33 @@ static inline int notify_page_fault(struct pt_regs *regs) } #endif +#ifdef CONFIG_PAX_PAGEEXEC +/* + * PaX: decide what to do with offenders (regs->nip = fault address) + * + * returns 1 when task should be killed + */ +static int pax_handle_fetch_fault(struct pt_regs *regs) +{ + return 1; +} + +void pax_report_insns(struct pt_regs *regs, void *pc, void *sp) +{ + unsigned long i; + + printk(KERN_ERR "PAX: bytes at PC: "); + for (i = 0; i < 5; i++) { + unsigned int c; + if (get_user(c, (unsigned int __user *)pc+i)) + printk(KERN_CONT "???????? "); + else + printk(KERN_CONT "%08x ", c); + } + printk("\n"); +} +#endif + /* * Check whether the instruction at regs->nip is a store using * an update addressing form which will update r1. @@ -227,7 +258,7 @@ int __kprobes do_page_fault(struct pt_regs *regs, unsigned long address, * indicate errors in DSISR but can validly be set in SRR1. */ if (trap == 0x400) - error_code &= 0x48200000; + error_code &= 0x58200000; else is_write = error_code & DSISR_ISSTORE; #else @@ -384,12 +415,16 @@ good_area: * "undefined". Of those that can be set, this is the only * one which seems bad. */ - if (error_code & 0x10000000) + if (error_code & DSISR_GUARDED) /* Guarded storage error. */ goto bad_area; #endif /* CONFIG_8xx */ if (is_exec) { +#ifdef CONFIG_PPC_STD_MMU + if (error_code & DSISR_GUARDED) + goto bad_area; +#endif /* * Allow execution from readable areas if the MMU does not * provide separate controls over reading and executing. @@ -484,6 +519,23 @@ bad_area: bad_area_nosemaphore: /* User mode accesses cause a SIGSEGV */ if (user_mode(regs)) { + +#ifdef CONFIG_PAX_PAGEEXEC + if (mm->pax_flags & MF_PAX_PAGEEXEC) { +#ifdef CONFIG_PPC_STD_MMU + if (is_exec && (error_code & (DSISR_PROTFAULT | DSISR_GUARDED))) { +#else + if (is_exec && regs->nip == address) { +#endif + switch (pax_handle_fetch_fault(regs)) { + } + + pax_report_fault(regs, (void *)regs->nip, (void *)regs->gpr[PT_R1]); + do_group_exit(SIGKILL); + } + } +#endif + _exception(SIGSEGV, regs, code, address); goto bail; } diff --git a/arch/powerpc/mm/mmap.c b/arch/powerpc/mm/mmap.c index 0f0502e..bc3e7a3 100644 --- a/arch/powerpc/mm/mmap.c +++ b/arch/powerpc/mm/mmap.c @@ -86,6 +86,10 @@ void arch_pick_mmap_layout(struct mm_struct *mm) { unsigned long random_factor = 0UL; +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + if (current->flags & PF_RANDOMIZE) random_factor = arch_mmap_rnd(); @@ -95,9 +99,21 @@ void arch_pick_mmap_layout(struct mm_struct *mm) */ if (mmap_is_legacy()) { mm->mmap_base = TASK_UNMAPPED_BASE; + +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) + mm->mmap_base += mm->delta_mmap; +#endif + mm->get_unmapped_area = arch_get_unmapped_area; } else { mm->mmap_base = mmap_base(random_factor); + +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) + mm->mmap_base -= mm->delta_mmap + mm->delta_stack; +#endif + mm->get_unmapped_area = arch_get_unmapped_area_topdown; } } diff --git a/arch/powerpc/mm/slice.c b/arch/powerpc/mm/slice.c index 0f432a7..abfe841 100644 --- a/arch/powerpc/mm/slice.c +++ b/arch/powerpc/mm/slice.c @@ -105,7 +105,7 @@ static int slice_area_is_free(struct mm_struct *mm, unsigned long addr, if ((mm->task_size - len) < addr) return 0; vma = find_vma(mm, addr); - return (!vma || (addr + len) <= vma->vm_start); + return check_heap_stack_gap(vma, addr, len, 0); } static int slice_low_has_vma(struct mm_struct *mm, unsigned long slice) @@ -277,6 +277,12 @@ static unsigned long slice_find_area_bottomup(struct mm_struct *mm, info.align_offset = 0; addr = TASK_UNMAPPED_BASE; + +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) + addr += mm->delta_mmap; +#endif + while (addr < TASK_SIZE) { info.low_limit = addr; if (!slice_scan_available(addr, available, 1, &addr)) @@ -410,6 +416,11 @@ unsigned long slice_get_unmapped_area(unsigned long addr, unsigned long len, if (fixed && addr > (mm->task_size - len)) return -ENOMEM; +#ifdef CONFIG_PAX_RANDMMAP + if (!fixed && (mm->pax_flags & MF_PAX_RANDMMAP)) + addr = 0; +#endif + /* If hint, make sure it matches our alignment restrictions */ if (!fixed && addr) { addr = _ALIGN_UP(addr, 1ul << pshift); diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c index 5038fd5..87a2033 100644 --- a/arch/powerpc/platforms/cell/spufs/file.c +++ b/arch/powerpc/platforms/cell/spufs/file.c @@ -263,9 +263,9 @@ spufs_mem_mmap_fault(struct vm_area_struct *vma, struct vm_fault *vmf) return VM_FAULT_NOPAGE; } -static int spufs_mem_mmap_access(struct vm_area_struct *vma, +static ssize_t spufs_mem_mmap_access(struct vm_area_struct *vma, unsigned long address, - void *buf, int len, int write) + void *buf, size_t len, int write) { struct spu_context *ctx = vma->vm_file->private_data; unsigned long offset = address - vma->vm_start; diff --git a/arch/s390/Kconfig.debug b/arch/s390/Kconfig.debug index c56878e..073d04e 100644 --- a/arch/s390/Kconfig.debug +++ b/arch/s390/Kconfig.debug @@ -21,6 +21,7 @@ config S390_PTDUMP bool "Export kernel pagetable layout to userspace via debugfs" depends on DEBUG_KERNEL select DEBUG_FS + depends on !GRKERNSEC_KMEM ---help--- Say Y here if you want to show the kernel pagetable layout in a debugfs file. This information is only useful for kernel developers diff --git a/arch/s390/include/asm/atomic.h b/arch/s390/include/asm/atomic.h index 117fa5c..e2f6e51 100644 --- a/arch/s390/include/asm/atomic.h +++ b/arch/s390/include/asm/atomic.h @@ -324,4 +324,14 @@ static inline long long atomic64_dec_if_positive(atomic64_t *v) #define atomic64_dec_and_test(_v) (atomic64_sub_return(1, _v) == 0) #define atomic64_inc_not_zero(v) atomic64_add_unless((v), 1, 0) +#define atomic64_read_unchecked(v) atomic64_read(v) +#define atomic64_set_unchecked(v, i) atomic64_set((v), (i)) +#define atomic64_add_unchecked(a, v) atomic64_add((a), (v)) +#define atomic64_add_return_unchecked(a, v) atomic64_add_return((a), (v)) +#define atomic64_sub_unchecked(a, v) atomic64_sub((a), (v)) +#define atomic64_inc_unchecked(v) atomic64_inc(v) +#define atomic64_inc_return_unchecked(v) atomic64_inc_return(v) +#define atomic64_dec_unchecked(v) atomic64_dec(v) +#define atomic64_cmpxchg_unchecked(v, o, n) atomic64_cmpxchg((v), (o), (n)) + #endif /* __ARCH_S390_ATOMIC__ */ diff --git a/arch/s390/include/asm/cache.h b/arch/s390/include/asm/cache.h index 4d7ccac..d03d0ad 100644 --- a/arch/s390/include/asm/cache.h +++ b/arch/s390/include/asm/cache.h @@ -9,8 +9,10 @@ #ifndef __ARCH_S390_CACHE_H #define __ARCH_S390_CACHE_H -#define L1_CACHE_BYTES 256 +#include <linux/const.h> + #define L1_CACHE_SHIFT 8 +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) #define NET_SKB_PAD 32 #define __read_mostly __attribute__((__section__(".data..read_mostly"))) diff --git a/arch/s390/include/asm/elf.h b/arch/s390/include/asm/elf.h index 3ad48f2..64cc6f3 100644 --- a/arch/s390/include/asm/elf.h +++ b/arch/s390/include/asm/elf.h @@ -163,6 +163,13 @@ extern unsigned int vdso_enabled; (STACK_TOP / 3 * 2) : \ (STACK_TOP / 3 * 2) & ~((1UL << 32) - 1)) +#ifdef CONFIG_PAX_ASLR +#define PAX_ELF_ET_DYN_BASE (test_thread_flag(TIF_31BIT) ? 0x10000UL : 0x80000000UL) + +#define PAX_DELTA_MMAP_LEN (test_thread_flag(TIF_31BIT) ? 15 : 26) +#define PAX_DELTA_STACK_LEN (test_thread_flag(TIF_31BIT) ? 15 : 26) +#endif + /* This yields a mask that user programs can use to figure out what instruction set this CPU supports. */ diff --git a/arch/s390/include/asm/exec.h b/arch/s390/include/asm/exec.h index c4a93d6..4d2a9b4 100644 --- a/arch/s390/include/asm/exec.h +++ b/arch/s390/include/asm/exec.h @@ -7,6 +7,6 @@ #ifndef __ASM_EXEC_H #define __ASM_EXEC_H -extern unsigned long arch_align_stack(unsigned long sp); +#define arch_align_stack(x) ((x) & ~0xfUL) #endif /* __ASM_EXEC_H */ diff --git a/arch/s390/include/asm/uaccess.h b/arch/s390/include/asm/uaccess.h index 9dd4cc4..36f4b84 100644 --- a/arch/s390/include/asm/uaccess.h +++ b/arch/s390/include/asm/uaccess.h @@ -59,6 +59,7 @@ static inline int __range_ok(unsigned long addr, unsigned long size) __range_ok((unsigned long)(addr), (size)); \ }) +#define access_ok_noprefault(type, addr, size) access_ok((type), (addr), (size)) #define access_ok(type, addr, size) __access_ok(addr, size) /* @@ -278,6 +279,10 @@ static inline unsigned long __must_check copy_to_user(void __user *to, const void *from, unsigned long n) { might_fault(); + + if ((long)n < 0) + return n; + return __copy_to_user(to, from, n); } @@ -307,10 +312,14 @@ __compiletime_warning("copy_from_user() buffer size is not provably correct") static inline unsigned long __must_check copy_from_user(void *to, const void __user *from, unsigned long n) { - unsigned int sz = __compiletime_object_size(to); + size_t sz = __compiletime_object_size(to); might_fault(); - if (unlikely(sz != -1 && sz < n)) { + + if ((long)n < 0) + return n; + + if (unlikely(sz != (size_t)-1 && sz < n)) { copy_from_user_overflow(); return n; } diff --git a/arch/s390/kernel/module.c b/arch/s390/kernel/module.c index 0c1a679..e1df357 100644 --- a/arch/s390/kernel/module.c +++ b/arch/s390/kernel/module.c @@ -159,11 +159,11 @@ int module_frob_arch_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs, /* Increase core size by size of got & plt and set start offsets for got and plt. */ - me->core_size = ALIGN(me->core_size, 4); - me->arch.got_offset = me->core_size; - me->core_size += me->arch.got_size; - me->arch.plt_offset = me->core_size; - me->core_size += me->arch.plt_size; + me->core_size_rw = ALIGN(me->core_size_rw, 4); + me->arch.got_offset = me->core_size_rw; + me->core_size_rw += me->arch.got_size; + me->arch.plt_offset = me->core_size_rx; + me->core_size_rx += me->arch.plt_size; return 0; } @@ -279,7 +279,7 @@ static int apply_rela(Elf_Rela *rela, Elf_Addr base, Elf_Sym *symtab, if (info->got_initialized == 0) { Elf_Addr *gotent; - gotent = me->module_core + me->arch.got_offset + + gotent = me->module_core_rw + me->arch.got_offset + info->got_offset; *gotent = val; info->got_initialized = 1; @@ -302,7 +302,7 @@ static int apply_rela(Elf_Rela *rela, Elf_Addr base, Elf_Sym *symtab, rc = apply_rela_bits(loc, val, 0, 64, 0); else if (r_type == R_390_GOTENT || r_type == R_390_GOTPLTENT) { - val += (Elf_Addr) me->module_core - loc; + val += (Elf_Addr) me->module_core_rw - loc; rc = apply_rela_bits(loc, val, 1, 32, 1); } break; @@ -315,7 +315,7 @@ static int apply_rela(Elf_Rela *rela, Elf_Addr base, Elf_Sym *symtab, case R_390_PLTOFF64: /* 16 bit offset from GOT to PLT. */ if (info->plt_initialized == 0) { unsigned int *ip; - ip = me->module_core + me->arch.plt_offset + + ip = me->module_core_rx + me->arch.plt_offset + info->plt_offset; ip[0] = 0x0d10e310; /* basr 1,0; lg 1,10(1); br 1 */ ip[1] = 0x100a0004; @@ -334,7 +334,7 @@ static int apply_rela(Elf_Rela *rela, Elf_Addr base, Elf_Sym *symtab, val - loc + 0xffffUL < 0x1ffffeUL) || (r_type == R_390_PLT32DBL && val - loc + 0xffffffffULL < 0x1fffffffeULL))) - val = (Elf_Addr) me->module_core + + val = (Elf_Addr) me->module_core_rx + me->arch.plt_offset + info->plt_offset; val += rela->r_addend - loc; @@ -356,7 +356,7 @@ static int apply_rela(Elf_Rela *rela, Elf_Addr base, Elf_Sym *symtab, case R_390_GOTOFF32: /* 32 bit offset to GOT. */ case R_390_GOTOFF64: /* 64 bit offset to GOT. */ val = val + rela->r_addend - - ((Elf_Addr) me->module_core + me->arch.got_offset); + ((Elf_Addr) me->module_core_rw + me->arch.got_offset); if (r_type == R_390_GOTOFF16) rc = apply_rela_bits(loc, val, 0, 16, 0); else if (r_type == R_390_GOTOFF32) @@ -366,7 +366,7 @@ static int apply_rela(Elf_Rela *rela, Elf_Addr base, Elf_Sym *symtab, break; case R_390_GOTPC: /* 32 bit PC relative offset to GOT. */ case R_390_GOTPCDBL: /* 32 bit PC rel. off. to GOT shifted by 1. */ - val = (Elf_Addr) me->module_core + me->arch.got_offset + + val = (Elf_Addr) me->module_core_rw + me->arch.got_offset + rela->r_addend - loc; if (r_type == R_390_GOTPC) rc = apply_rela_bits(loc, val, 1, 32, 0); diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c index f2dac9f..936c8c2 100644 --- a/arch/s390/kernel/process.c +++ b/arch/s390/kernel/process.c @@ -232,27 +232,3 @@ unsigned long get_wchan(struct task_struct *p) } return 0; } - -unsigned long arch_align_stack(unsigned long sp) -{ - if (!(current->personality & ADDR_NO_RANDOMIZE) && randomize_va_space) - sp -= get_random_int() & ~PAGE_MASK; - return sp & ~0xf; -} - -static inline unsigned long brk_rnd(void) -{ - /* 8MB for 32bit, 1GB for 64bit */ - if (is_32bit_task()) - return (get_random_int() & 0x7ffUL) << PAGE_SHIFT; - else - return (get_random_int() & 0x3ffffUL) << PAGE_SHIFT; -} - -unsigned long arch_randomize_brk(struct mm_struct *mm) -{ - unsigned long ret; - - ret = PAGE_ALIGN(mm->brk + brk_rnd()); - return (ret > mm->brk) ? ret : mm->brk; -} diff --git a/arch/s390/mm/mmap.c b/arch/s390/mm/mmap.c index 6e552af..3e608a1 100644 --- a/arch/s390/mm/mmap.c +++ b/arch/s390/mm/mmap.c @@ -239,6 +239,10 @@ void arch_pick_mmap_layout(struct mm_struct *mm) { unsigned long random_factor = 0UL; +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + if (current->flags & PF_RANDOMIZE) random_factor = arch_mmap_rnd(); @@ -248,9 +252,21 @@ void arch_pick_mmap_layout(struct mm_struct *mm) */ if (mmap_is_legacy()) { mm->mmap_base = mmap_base_legacy(random_factor); + +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) + mm->mmap_base += mm->delta_mmap; +#endif + mm->get_unmapped_area = s390_get_unmapped_area; } else { mm->mmap_base = mmap_base(random_factor); + +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) + mm->mmap_base -= mm->delta_mmap + mm->delta_stack; +#endif + mm->get_unmapped_area = s390_get_unmapped_area_topdown; } } diff --git a/arch/score/include/asm/cache.h b/arch/score/include/asm/cache.h index ae3d59f..f65f075 100644 --- a/arch/score/include/asm/cache.h +++ b/arch/score/include/asm/cache.h @@ -1,7 +1,9 @@ #ifndef _ASM_SCORE_CACHE_H #define _ASM_SCORE_CACHE_H +#include <linux/const.h> + #define L1_CACHE_SHIFT 4 -#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) #endif /* _ASM_SCORE_CACHE_H */ diff --git a/arch/score/include/asm/exec.h b/arch/score/include/asm/exec.h index f9f3cd5..58ff438 100644 --- a/arch/score/include/asm/exec.h +++ b/arch/score/include/asm/exec.h @@ -1,6 +1,6 @@ #ifndef _ASM_SCORE_EXEC_H #define _ASM_SCORE_EXEC_H -extern unsigned long arch_align_stack(unsigned long sp); +#define arch_align_stack(x) (x) #endif /* _ASM_SCORE_EXEC_H */ diff --git a/arch/score/kernel/process.c b/arch/score/kernel/process.c index a1519ad3..e8ac1ff 100644 --- a/arch/score/kernel/process.c +++ b/arch/score/kernel/process.c @@ -116,8 +116,3 @@ unsigned long get_wchan(struct task_struct *task) return task_pt_regs(task)->cp0_epc; } - -unsigned long arch_align_stack(unsigned long sp) -{ - return sp; -} diff --git a/arch/sh/include/asm/cache.h b/arch/sh/include/asm/cache.h index ef9e555..331bd29 100644 --- a/arch/sh/include/asm/cache.h +++ b/arch/sh/include/asm/cache.h @@ -9,10 +9,11 @@ #define __ASM_SH_CACHE_H #ifdef __KERNEL__ +#include <linux/const.h> #include <linux/init.h> #include <cpu/cache.h> -#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) #define __read_mostly __attribute__((__section__(".data..read_mostly"))) diff --git a/arch/sh/mm/mmap.c b/arch/sh/mm/mmap.c index 6777177..cb5e44f 100644 --- a/arch/sh/mm/mmap.c +++ b/arch/sh/mm/mmap.c @@ -36,6 +36,7 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, struct mm_struct *mm = current->mm; struct vm_area_struct *vma; int do_colour_align; + unsigned long offset = gr_rand_threadstack_offset(mm, filp, flags); struct vm_unmapped_area_info info; if (flags & MAP_FIXED) { @@ -55,6 +56,10 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, if (filp || (flags & MAP_SHARED)) do_colour_align = 1; +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + if (addr) { if (do_colour_align) addr = COLOUR_ALIGN(addr, pgoff); @@ -62,14 +67,13 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, addr = PAGE_ALIGN(addr); vma = find_vma(mm, addr); - if (TASK_SIZE - len >= addr && - (!vma || addr + len <= vma->vm_start)) + if (TASK_SIZE - len >= addr && check_heap_stack_gap(vma, addr, len, offset)) return addr; } info.flags = 0; info.length = len; - info.low_limit = TASK_UNMAPPED_BASE; + info.low_limit = mm->mmap_base; info.high_limit = TASK_SIZE; info.align_mask = do_colour_align ? (PAGE_MASK & shm_align_mask) : 0; info.align_offset = pgoff << PAGE_SHIFT; @@ -85,6 +89,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, struct mm_struct *mm = current->mm; unsigned long addr = addr0; int do_colour_align; + unsigned long offset = gr_rand_threadstack_offset(mm, filp, flags); struct vm_unmapped_area_info info; if (flags & MAP_FIXED) { @@ -104,6 +109,10 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, if (filp || (flags & MAP_SHARED)) do_colour_align = 1; +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + /* requesting a specific address */ if (addr) { if (do_colour_align) @@ -112,8 +121,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, addr = PAGE_ALIGN(addr); vma = find_vma(mm, addr); - if (TASK_SIZE - len >= addr && - (!vma || addr + len <= vma->vm_start)) + if (TASK_SIZE - len >= addr && check_heap_stack_gap(vma, addr, len, offset)) return addr; } @@ -135,6 +143,12 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, VM_BUG_ON(addr != -ENOMEM); info.flags = 0; info.low_limit = TASK_UNMAPPED_BASE; + +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) + info.low_limit += mm->delta_mmap; +#endif + info.high_limit = TASK_SIZE; addr = vm_unmapped_area(&info); } diff --git a/arch/sparc/include/asm/atomic_64.h b/arch/sparc/include/asm/atomic_64.h index 917084a..4ff965d 100644 --- a/arch/sparc/include/asm/atomic_64.h +++ b/arch/sparc/include/asm/atomic_64.h @@ -15,18 +15,38 @@ #define ATOMIC64_INIT(i) { (i) } #define atomic_read(v) ACCESS_ONCE((v)->counter) +static inline int atomic_read_unchecked(const atomic_unchecked_t *v) +{ + return ACCESS_ONCE(v->counter); +} #define atomic64_read(v) ACCESS_ONCE((v)->counter) +static inline long atomic64_read_unchecked(const atomic64_unchecked_t *v) +{ + return ACCESS_ONCE(v->counter); +} #define atomic_set(v, i) (((v)->counter) = i) +static inline void atomic_set_unchecked(atomic_unchecked_t *v, int i) +{ + v->counter = i; +} #define atomic64_set(v, i) (((v)->counter) = i) +static inline void atomic64_set_unchecked(atomic64_unchecked_t *v, long i) +{ + v->counter = i; +} -#define ATOMIC_OP(op) \ -void atomic_##op(int, atomic_t *); \ -void atomic64_##op(long, atomic64_t *); +#define __ATOMIC_OP(op, suffix) \ +void atomic_##op##suffix(int, atomic##suffix##_t *); \ +void atomic64_##op##suffix(long, atomic64##suffix##_t *); -#define ATOMIC_OP_RETURN(op) \ -int atomic_##op##_return(int, atomic_t *); \ -long atomic64_##op##_return(long, atomic64_t *); +#define ATOMIC_OP(op) __ATOMIC_OP(op, ) __ATOMIC_OP(op, _unchecked) + +#define __ATOMIC_OP_RETURN(op, suffix) \ +int atomic_##op##_return##suffix(int, atomic##suffix##_t *); \ +long atomic64_##op##_return##suffix(long, atomic64##suffix##_t *); + +#define ATOMIC_OP_RETURN(op) __ATOMIC_OP_RETURN(op, ) __ATOMIC_OP_RETURN(op, _unchecked) #define ATOMIC_OPS(op) ATOMIC_OP(op) ATOMIC_OP_RETURN(op) @@ -39,13 +59,23 @@ ATOMIC_OP(xor) #undef ATOMIC_OPS #undef ATOMIC_OP_RETURN +#undef __ATOMIC_OP_RETURN #undef ATOMIC_OP +#undef __ATOMIC_OP #define atomic_dec_return(v) atomic_sub_return(1, v) #define atomic64_dec_return(v) atomic64_sub_return(1, v) #define atomic_inc_return(v) atomic_add_return(1, v) +static inline int atomic_inc_return_unchecked(atomic_unchecked_t *v) +{ + return atomic_add_return_unchecked(1, v); +} #define atomic64_inc_return(v) atomic64_add_return(1, v) +static inline long atomic64_inc_return_unchecked(atomic64_unchecked_t *v) +{ + return atomic64_add_return_unchecked(1, v); +} /* * atomic_inc_and_test - increment and test @@ -56,6 +86,10 @@ ATOMIC_OP(xor) * other cases. */ #define atomic_inc_and_test(v) (atomic_inc_return(v) == 0) +static inline int atomic_inc_and_test_unchecked(atomic_unchecked_t *v) +{ + return atomic_inc_return_unchecked(v) == 0; +} #define atomic64_inc_and_test(v) (atomic64_inc_return(v) == 0) #define atomic_sub_and_test(i, v) (atomic_sub_return(i, v) == 0) @@ -65,25 +99,60 @@ ATOMIC_OP(xor) #define atomic64_dec_and_test(v) (atomic64_sub_return(1, v) == 0) #define atomic_inc(v) atomic_add(1, v) +static inline void atomic_inc_unchecked(atomic_unchecked_t *v) +{ + atomic_add_unchecked(1, v); +} #define atomic64_inc(v) atomic64_add(1, v) +static inline void atomic64_inc_unchecked(atomic64_unchecked_t *v) +{ + atomic64_add_unchecked(1, v); +} #define atomic_dec(v) atomic_sub(1, v) +static inline void atomic_dec_unchecked(atomic_unchecked_t *v) +{ + atomic_sub_unchecked(1, v); +} #define atomic64_dec(v) atomic64_sub(1, v) +static inline void atomic64_dec_unchecked(atomic64_unchecked_t *v) +{ + atomic64_sub_unchecked(1, v); +} #define atomic_add_negative(i, v) (atomic_add_return(i, v) < 0) #define atomic64_add_negative(i, v) (atomic64_add_return(i, v) < 0) #define atomic_cmpxchg(v, o, n) (cmpxchg(&((v)->counter), (o), (n))) +static inline int atomic_cmpxchg_unchecked(atomic_unchecked_t *v, int old, int new) +{ + return cmpxchg(&v->counter, old, new); +} #define atomic_xchg(v, new) (xchg(&((v)->counter), new)) +static inline int atomic_xchg_unchecked(atomic_unchecked_t *v, int new) +{ + return xchg(&v->counter, new); +} static inline int __atomic_add_unless(atomic_t *v, int a, int u) { - int c, old; + int c, old, new; c = atomic_read(v); for (;;) { - if (unlikely(c == (u))) + if (unlikely(c == u)) break; - old = atomic_cmpxchg((v), c, c + (a)); + + asm volatile("addcc %2, %0, %0\n" + +#ifdef CONFIG_PAX_REFCOUNT + "tvs %%icc, 6\n" +#endif + + : "=r" (new) + : "0" (c), "ir" (a) + : "cc"); + + old = atomic_cmpxchg(v, c, new); if (likely(old == c)) break; c = old; @@ -94,20 +163,35 @@ static inline int __atomic_add_unless(atomic_t *v, int a, int u) #define atomic64_cmpxchg(v, o, n) \ ((__typeof__((v)->counter))cmpxchg(&((v)->counter), (o), (n))) #define atomic64_xchg(v, new) (xchg(&((v)->counter), new)) +static inline long atomic64_xchg_unchecked(atomic64_unchecked_t *v, long new) +{ + return xchg(&v->counter, new); +} static inline long atomic64_add_unless(atomic64_t *v, long a, long u) { - long c, old; + long c, old, new; c = atomic64_read(v); for (;;) { - if (unlikely(c == (u))) + if (unlikely(c == u)) break; - old = atomic64_cmpxchg((v), c, c + (a)); + + asm volatile("addcc %2, %0, %0\n" + +#ifdef CONFIG_PAX_REFCOUNT + "tvs %%xcc, 6\n" +#endif + + : "=r" (new) + : "0" (c), "ir" (a) + : "cc"); + + old = atomic64_cmpxchg(v, c, new); if (likely(old == c)) break; c = old; } - return c != (u); + return c != u; } #define atomic64_inc_not_zero(v) atomic64_add_unless((v), 1, 0) diff --git a/arch/sparc/include/asm/cache.h b/arch/sparc/include/asm/cache.h index 5bb6991..5c2132e 100644 --- a/arch/sparc/include/asm/cache.h +++ b/arch/sparc/include/asm/cache.h @@ -7,10 +7,12 @@ #ifndef _SPARC_CACHE_H #define _SPARC_CACHE_H +#include <linux/const.h> + #define ARCH_SLAB_MINALIGN __alignof__(unsigned long long) #define L1_CACHE_SHIFT 5 -#define L1_CACHE_BYTES 32 +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) #ifdef CONFIG_SPARC32 #define SMP_CACHE_BYTES_SHIFT 5 diff --git a/arch/sparc/include/asm/elf_32.h b/arch/sparc/include/asm/elf_32.h index a24e41f..47677ff 100644 --- a/arch/sparc/include/asm/elf_32.h +++ b/arch/sparc/include/asm/elf_32.h @@ -114,6 +114,13 @@ typedef struct { #define ELF_ET_DYN_BASE (TASK_UNMAPPED_BASE) +#ifdef CONFIG_PAX_ASLR +#define PAX_ELF_ET_DYN_BASE 0x10000UL + +#define PAX_DELTA_MMAP_LEN 16 +#define PAX_DELTA_STACK_LEN 16 +#endif + /* This yields a mask that user programs can use to figure out what instruction set this cpu supports. This can NOT be done in userspace on Sparc. */ diff --git a/arch/sparc/include/asm/elf_64.h b/arch/sparc/include/asm/elf_64.h index 370ca1e..d4f4a98 100644 --- a/arch/sparc/include/asm/elf_64.h +++ b/arch/sparc/include/asm/elf_64.h @@ -189,6 +189,13 @@ typedef struct { #define ELF_ET_DYN_BASE 0x0000010000000000UL #define COMPAT_ELF_ET_DYN_BASE 0x0000000070000000UL +#ifdef CONFIG_PAX_ASLR +#define PAX_ELF_ET_DYN_BASE (test_thread_flag(TIF_32BIT) ? 0x10000UL : 0x100000UL) + +#define PAX_DELTA_MMAP_LEN (test_thread_flag(TIF_32BIT) ? 14 : 28) +#define PAX_DELTA_STACK_LEN (test_thread_flag(TIF_32BIT) ? 15 : 29) +#endif + extern unsigned long sparc64_elf_hwcap; #define ELF_HWCAP sparc64_elf_hwcap diff --git a/arch/sparc/include/asm/pgalloc_32.h b/arch/sparc/include/asm/pgalloc_32.h index a3890da..f6a408e 100644 --- a/arch/sparc/include/asm/pgalloc_32.h +++ b/arch/sparc/include/asm/pgalloc_32.h @@ -35,6 +35,7 @@ static inline void pgd_set(pgd_t * pgdp, pmd_t * pmdp) } #define pgd_populate(MM, PGD, PMD) pgd_set(PGD, PMD) +#define pgd_populate_kernel(MM, PGD, PMD) pgd_populate((MM), (PGD), (PMD)) static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address) diff --git a/arch/sparc/include/asm/pgalloc_64.h b/arch/sparc/include/asm/pgalloc_64.h index 5e31871..13469c6 100644 --- a/arch/sparc/include/asm/pgalloc_64.h +++ b/arch/sparc/include/asm/pgalloc_64.h @@ -21,6 +21,7 @@ static inline void __pgd_populate(pgd_t *pgd, pud_t *pud) } #define pgd_populate(MM, PGD, PUD) __pgd_populate(PGD, PUD) +#define pgd_populate_kernel(MM, PGD, PMD) pgd_populate((MM), (PGD), (PMD)) static inline pgd_t *pgd_alloc(struct mm_struct *mm) { @@ -38,6 +39,7 @@ static inline void __pud_populate(pud_t *pud, pmd_t *pmd) } #define pud_populate(MM, PUD, PMD) __pud_populate(PUD, PMD) +#define pud_populate_kernel(MM, PUD, PMD) pud_populate((MM), (PUD), (PMD)) static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr) { diff --git a/arch/sparc/include/asm/pgtable.h b/arch/sparc/include/asm/pgtable.h index 59ba6f6..4518128 100644 --- a/arch/sparc/include/asm/pgtable.h +++ b/arch/sparc/include/asm/pgtable.h @@ -5,4 +5,8 @@ #else #include <asm/pgtable_32.h> #endif + +#define ktla_ktva(addr) (addr) +#define ktva_ktla(addr) (addr) + #endif diff --git a/arch/sparc/include/asm/pgtable_32.h b/arch/sparc/include/asm/pgtable_32.h index 91b963a..9a806c1 100644 --- a/arch/sparc/include/asm/pgtable_32.h +++ b/arch/sparc/include/asm/pgtable_32.h @@ -51,6 +51,9 @@ unsigned long __init bootmem_init(unsigned long *pages_avail); #define PAGE_SHARED SRMMU_PAGE_SHARED #define PAGE_COPY SRMMU_PAGE_COPY #define PAGE_READONLY SRMMU_PAGE_RDONLY +#define PAGE_SHARED_NOEXEC SRMMU_PAGE_SHARED_NOEXEC +#define PAGE_COPY_NOEXEC SRMMU_PAGE_COPY_NOEXEC +#define PAGE_READONLY_NOEXEC SRMMU_PAGE_RDONLY_NOEXEC #define PAGE_KERNEL SRMMU_PAGE_KERNEL /* Top-level page directory - dummy used by init-mm. @@ -63,18 +66,18 @@ extern unsigned long ptr_in_current_pgd; /* xwr */ #define __P000 PAGE_NONE -#define __P001 PAGE_READONLY -#define __P010 PAGE_COPY -#define __P011 PAGE_COPY +#define __P001 PAGE_READONLY_NOEXEC +#define __P010 PAGE_COPY_NOEXEC +#define __P011 PAGE_COPY_NOEXEC #define __P100 PAGE_READONLY #define __P101 PAGE_READONLY #define __P110 PAGE_COPY #define __P111 PAGE_COPY #define __S000 PAGE_NONE -#define __S001 PAGE_READONLY -#define __S010 PAGE_SHARED -#define __S011 PAGE_SHARED +#define __S001 PAGE_READONLY_NOEXEC +#define __S010 PAGE_SHARED_NOEXEC +#define __S011 PAGE_SHARED_NOEXEC #define __S100 PAGE_READONLY #define __S101 PAGE_READONLY #define __S110 PAGE_SHARED diff --git a/arch/sparc/include/asm/pgtsrmmu.h b/arch/sparc/include/asm/pgtsrmmu.h index ae51a11..eadfd03 100644 --- a/arch/sparc/include/asm/pgtsrmmu.h +++ b/arch/sparc/include/asm/pgtsrmmu.h @@ -111,6 +111,11 @@ SRMMU_EXEC | SRMMU_REF) #define SRMMU_PAGE_RDONLY __pgprot(SRMMU_VALID | SRMMU_CACHE | \ SRMMU_EXEC | SRMMU_REF) + +#define SRMMU_PAGE_SHARED_NOEXEC __pgprot(SRMMU_VALID | SRMMU_CACHE | SRMMU_WRITE | SRMMU_REF) +#define SRMMU_PAGE_COPY_NOEXEC __pgprot(SRMMU_VALID | SRMMU_CACHE | SRMMU_REF) +#define SRMMU_PAGE_RDONLY_NOEXEC __pgprot(SRMMU_VALID | SRMMU_CACHE | SRMMU_REF) + #define SRMMU_PAGE_KERNEL __pgprot(SRMMU_VALID | SRMMU_CACHE | SRMMU_PRIV | \ SRMMU_DIRTY | SRMMU_REF) diff --git a/arch/sparc/include/asm/setup.h b/arch/sparc/include/asm/setup.h index 29d64b1..4272fe8 100644 --- a/arch/sparc/include/asm/setup.h +++ b/arch/sparc/include/asm/setup.h @@ -55,8 +55,8 @@ int handle_ldf_stq(u32 insn, struct pt_regs *regs); void handle_ld_nf(u32 insn, struct pt_regs *regs); /* init_64.c */ -extern atomic_t dcpage_flushes; -extern atomic_t dcpage_flushes_xcall; +extern atomic_unchecked_t dcpage_flushes; +extern atomic_unchecked_t dcpage_flushes_xcall; extern int sysctl_tsb_ratio; #endif diff --git a/arch/sparc/include/asm/spinlock_64.h b/arch/sparc/include/asm/spinlock_64.h index 9689176..63c18ea 100644 --- a/arch/sparc/include/asm/spinlock_64.h +++ b/arch/sparc/include/asm/spinlock_64.h @@ -92,14 +92,19 @@ static inline void arch_spin_lock_flags(arch_spinlock_t *lock, unsigned long fla /* Multi-reader locks, these are much saner than the 32-bit Sparc ones... */ -static void inline arch_read_lock(arch_rwlock_t *lock) +static inline void arch_read_lock(arch_rwlock_t *lock) { unsigned long tmp1, tmp2; __asm__ __volatile__ ( "1: ldsw [%2], %0\n" " brlz,pn %0, 2f\n" -"4: add %0, 1, %1\n" +"4: addcc %0, 1, %1\n" + +#ifdef CONFIG_PAX_REFCOUNT +" tvs %%icc, 6\n" +#endif + " cas [%2], %0, %1\n" " cmp %0, %1\n" " bne,pn %%icc, 1b\n" @@ -112,10 +117,10 @@ static void inline arch_read_lock(arch_rwlock_t *lock) " .previous" : "=&r" (tmp1), "=&r" (tmp2) : "r" (lock) - : "memory"); + : "memory", "cc"); } -static int inline arch_read_trylock(arch_rwlock_t *lock) +static inline int arch_read_trylock(arch_rwlock_t *lock) { int tmp1, tmp2; @@ -123,7 +128,12 @@ static int inline arch_read_trylock(arch_rwlock_t *lock) "1: ldsw [%2], %0\n" " brlz,a,pn %0, 2f\n" " mov 0, %0\n" -" add %0, 1, %1\n" +" addcc %0, 1, %1\n" + +#ifdef CONFIG_PAX_REFCOUNT +" tvs %%icc, 6\n" +#endif + " cas [%2], %0, %1\n" " cmp %0, %1\n" " bne,pn %%icc, 1b\n" @@ -136,13 +146,18 @@ static int inline arch_read_trylock(arch_rwlock_t *lock) return tmp1; } -static void inline arch_read_unlock(arch_rwlock_t *lock) +static inline void arch_read_unlock(arch_rwlock_t *lock) { unsigned long tmp1, tmp2; __asm__ __volatile__( "1: lduw [%2], %0\n" -" sub %0, 1, %1\n" +" subcc %0, 1, %1\n" + +#ifdef CONFIG_PAX_REFCOUNT +" tvs %%icc, 6\n" +#endif + " cas [%2], %0, %1\n" " cmp %0, %1\n" " bne,pn %%xcc, 1b\n" @@ -152,7 +167,7 @@ static void inline arch_read_unlock(arch_rwlock_t *lock) : "memory"); } -static void inline arch_write_lock(arch_rwlock_t *lock) +static inline void arch_write_lock(arch_rwlock_t *lock) { unsigned long mask, tmp1, tmp2; @@ -177,7 +192,7 @@ static void inline arch_write_lock(arch_rwlock_t *lock) : "memory"); } -static void inline arch_write_unlock(arch_rwlock_t *lock) +static inline void arch_write_unlock(arch_rwlock_t *lock) { __asm__ __volatile__( " stw %%g0, [%0]" @@ -186,7 +201,7 @@ static void inline arch_write_unlock(arch_rwlock_t *lock) : "memory"); } -static int inline arch_write_trylock(arch_rwlock_t *lock) +static inline int arch_write_trylock(arch_rwlock_t *lock) { unsigned long mask, tmp1, tmp2, result; diff --git a/arch/sparc/include/asm/thread_info_32.h b/arch/sparc/include/asm/thread_info_32.h index 229475f..2fca9163 100644 --- a/arch/sparc/include/asm/thread_info_32.h +++ b/arch/sparc/include/asm/thread_info_32.h @@ -48,6 +48,7 @@ struct thread_info { struct reg_window32 reg_window[NSWINS]; /* align for ldd! */ unsigned long rwbuf_stkptrs[NSWINS]; unsigned long w_saved; + unsigned long lowest_stack; }; /* diff --git a/arch/sparc/include/asm/thread_info_64.h b/arch/sparc/include/asm/thread_info_64.h index bde5982..9cbb56d 100644 --- a/arch/sparc/include/asm/thread_info_64.h +++ b/arch/sparc/include/asm/thread_info_64.h @@ -59,6 +59,8 @@ struct thread_info { struct pt_regs *kern_una_regs; unsigned int kern_una_insn; + unsigned long lowest_stack; + unsigned long fpregs[(7 * 256) / sizeof(unsigned long)] __attribute__ ((aligned(64))); }; @@ -180,12 +182,13 @@ register struct thread_info *current_thread_info_reg asm("g6"); #define TIF_NEED_RESCHED 3 /* rescheduling necessary */ /* flag bit 4 is available */ #define TIF_UNALIGNED 5 /* allowed to do unaligned accesses */ -/* flag bit 6 is available */ +#define TIF_GRSEC_SETXID 6 /* update credentials on syscall entry/exit */ #define TIF_32BIT 7 /* 32-bit binary */ #define TIF_NOHZ 8 /* in adaptive nohz mode */ #define TIF_SECCOMP 9 /* secure computing */ #define TIF_SYSCALL_AUDIT 10 /* syscall auditing active */ #define TIF_SYSCALL_TRACEPOINT 11 /* syscall tracepoint instrumentation */ + /* NOTE: Thread flags >= 12 should be ones we have no interest * in using in assembly, else we can't use the mask as * an immediate value in instructions such as andcc. @@ -205,12 +208,17 @@ register struct thread_info *current_thread_info_reg asm("g6"); #define _TIF_SYSCALL_AUDIT (1<<TIF_SYSCALL_AUDIT) #define _TIF_SYSCALL_TRACEPOINT (1<<TIF_SYSCALL_TRACEPOINT) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) +#define _TIF_GRSEC_SETXID (1<<TIF_GRSEC_SETXID) #define _TIF_USER_WORK_MASK ((0xff << TI_FLAG_WSAVED_SHIFT) | \ _TIF_DO_NOTIFY_RESUME_MASK | \ _TIF_NEED_RESCHED) #define _TIF_DO_NOTIFY_RESUME_MASK (_TIF_NOTIFY_RESUME | _TIF_SIGPENDING) +#define _TIF_WORK_SYSCALL \ + (_TIF_SYSCALL_TRACE | _TIF_SECCOMP | _TIF_SYSCALL_AUDIT | \ + _TIF_SYSCALL_TRACEPOINT | _TIF_NOHZ | _TIF_GRSEC_SETXID) + #define is_32bit_task() (test_thread_flag(TIF_32BIT)) /* diff --git a/arch/sparc/include/asm/uaccess.h b/arch/sparc/include/asm/uaccess.h index bd56c28..4b63d83 100644 --- a/arch/sparc/include/asm/uaccess.h +++ b/arch/sparc/include/asm/uaccess.h @@ -1,5 +1,6 @@ #ifndef ___ASM_SPARC_UACCESS_H #define ___ASM_SPARC_UACCESS_H + #if defined(__sparc__) && defined(__arch64__) #include <asm/uaccess_64.h> #else diff --git a/arch/sparc/include/asm/uaccess_32.h b/arch/sparc/include/asm/uaccess_32.h index 64ee103..388aef0 100644 --- a/arch/sparc/include/asm/uaccess_32.h +++ b/arch/sparc/include/asm/uaccess_32.h @@ -47,6 +47,7 @@ #define __user_ok(addr, size) ({ (void)(size); (addr) < STACK_TOP; }) #define __kernel_ok (segment_eq(get_fs(), KERNEL_DS)) #define __access_ok(addr, size) (__user_ok((addr) & get_fs().seg, (size))) +#define access_ok_noprefault(type, addr, size) access_ok((type), (addr), (size)) #define access_ok(type, addr, size) \ ({ (void)(type); __access_ok((unsigned long)(addr), size); }) @@ -313,27 +314,46 @@ unsigned long __copy_user(void __user *to, const void __user *from, unsigned lon static inline unsigned long copy_to_user(void __user *to, const void *from, unsigned long n) { - if (n && __access_ok((unsigned long) to, n)) + if ((long)n < 0) + return n; + + if (n && __access_ok((unsigned long) to, n)) { + if (!__builtin_constant_p(n)) + check_object_size(from, n, true); return __copy_user(to, (__force void __user *) from, n); - else + } else return n; } static inline unsigned long __copy_to_user(void __user *to, const void *from, unsigned long n) { + if ((long)n < 0) + return n; + + if (!__builtin_constant_p(n)) + check_object_size(from, n, true); + return __copy_user(to, (__force void __user *) from, n); } static inline unsigned long copy_from_user(void *to, const void __user *from, unsigned long n) { - if (n && __access_ok((unsigned long) from, n)) + if ((long)n < 0) + return n; + + if (n && __access_ok((unsigned long) from, n)) { + if (!__builtin_constant_p(n)) + check_object_size(to, n, false); return __copy_user((__force void __user *) to, from, n); - else + } else return n; } static inline unsigned long __copy_from_user(void *to, const void __user *from, unsigned long n) { + if ((long)n < 0) + return n; + return __copy_user((__force void __user *) to, from, n); } diff --git a/arch/sparc/include/asm/uaccess_64.h b/arch/sparc/include/asm/uaccess_64.h index ea6e9a2..5703598 100644 --- a/arch/sparc/include/asm/uaccess_64.h +++ b/arch/sparc/include/asm/uaccess_64.h @@ -10,6 +10,7 @@ #include <linux/compiler.h> #include <linux/string.h> #include <linux/thread_info.h> +#include <linux/kernel.h> #include <asm/asi.h> #include <asm/spitfire.h> #include <asm-generic/uaccess-unaligned.h> @@ -76,6 +77,11 @@ static inline int __access_ok(const void __user * addr, unsigned long size) return 1; } +static inline int access_ok_noprefault(int type, const void __user * addr, unsigned long size) +{ + return 1; +} + static inline int access_ok(int type, const void __user * addr, unsigned long size) { return 1; @@ -250,8 +256,15 @@ unsigned long copy_from_user_fixup(void *to, const void __user *from, static inline unsigned long __must_check copy_from_user(void *to, const void __user *from, unsigned long size) { - unsigned long ret = ___copy_from_user(to, from, size); + unsigned long ret; + if ((long)size < 0 || size > INT_MAX) + return size; + + if (!__builtin_constant_p(size)) + check_object_size(to, size, false); + + ret = ___copy_from_user(to, from, size); if (unlikely(ret)) ret = copy_from_user_fixup(to, from, size); @@ -267,8 +280,15 @@ unsigned long copy_to_user_fixup(void __user *to, const void *from, static inline unsigned long __must_check copy_to_user(void __user *to, const void *from, unsigned long size) { - unsigned long ret = ___copy_to_user(to, from, size); + unsigned long ret; + if ((long)size < 0 || size > INT_MAX) + return size; + + if (!__builtin_constant_p(size)) + check_object_size(from, size, true); + + ret = ___copy_to_user(to, from, size); if (unlikely(ret)) ret = copy_to_user_fixup(to, from, size); return ret; diff --git a/arch/sparc/kernel/Makefile b/arch/sparc/kernel/Makefile index 7cf9c6e..6206648 100644 --- a/arch/sparc/kernel/Makefile +++ b/arch/sparc/kernel/Makefile @@ -4,7 +4,7 @@ # asflags-y := -ansi -ccflags-y := -Werror +#ccflags-y := -Werror extra-y := head_$(BITS).o diff --git a/arch/sparc/kernel/process_32.c b/arch/sparc/kernel/process_32.c index c5113c7..52322e4 100644 --- a/arch/sparc/kernel/process_32.c +++ b/arch/sparc/kernel/process_32.c @@ -123,14 +123,14 @@ void show_regs(struct pt_regs *r) printk("PSR: %08lx PC: %08lx NPC: %08lx Y: %08lx %s\n", r->psr, r->pc, r->npc, r->y, print_tainted()); - printk("PC: <%pS>\n", (void *) r->pc); + printk("PC: <%pA>\n", (void *) r->pc); printk("%%G: %08lx %08lx %08lx %08lx %08lx %08lx %08lx %08lx\n", r->u_regs[0], r->u_regs[1], r->u_regs[2], r->u_regs[3], r->u_regs[4], r->u_regs[5], r->u_regs[6], r->u_regs[7]); printk("%%O: %08lx %08lx %08lx %08lx %08lx %08lx %08lx %08lx\n", r->u_regs[8], r->u_regs[9], r->u_regs[10], r->u_regs[11], r->u_regs[12], r->u_regs[13], r->u_regs[14], r->u_regs[15]); - printk("RPC: <%pS>\n", (void *) r->u_regs[15]); + printk("RPC: <%pA>\n", (void *) r->u_regs[15]); printk("%%L: %08lx %08lx %08lx %08lx %08lx %08lx %08lx %08lx\n", rw->locals[0], rw->locals[1], rw->locals[2], rw->locals[3], @@ -167,7 +167,7 @@ void show_stack(struct task_struct *tsk, unsigned long *_ksp) rw = (struct reg_window32 *) fp; pc = rw->ins[7]; printk("[%08lx : ", pc); - printk("%pS ] ", (void *) pc); + printk("%pA ] ", (void *) pc); fp = rw->ins[6]; } while (++count < 16); printk("\n"); diff --git a/arch/sparc/kernel/process_64.c b/arch/sparc/kernel/process_64.c index 46a5964..a35c62c 100644 --- a/arch/sparc/kernel/process_64.c +++ b/arch/sparc/kernel/process_64.c @@ -161,7 +161,7 @@ static void show_regwindow(struct pt_regs *regs) printk("i4: %016lx i5: %016lx i6: %016lx i7: %016lx\n", rwk->ins[4], rwk->ins[5], rwk->ins[6], rwk->ins[7]); if (regs->tstate & TSTATE_PRIV) - printk("I7: <%pS>\n", (void *) rwk->ins[7]); + printk("I7: <%pA>\n", (void *) rwk->ins[7]); } void show_regs(struct pt_regs *regs) @@ -170,7 +170,7 @@ void show_regs(struct pt_regs *regs) printk("TSTATE: %016lx TPC: %016lx TNPC: %016lx Y: %08x %s\n", regs->tstate, regs->tpc, regs->tnpc, regs->y, print_tainted()); - printk("TPC: <%pS>\n", (void *) regs->tpc); + printk("TPC: <%pA>\n", (void *) regs->tpc); printk("g0: %016lx g1: %016lx g2: %016lx g3: %016lx\n", regs->u_regs[0], regs->u_regs[1], regs->u_regs[2], regs->u_regs[3]); @@ -183,7 +183,7 @@ void show_regs(struct pt_regs *regs) printk("o4: %016lx o5: %016lx sp: %016lx ret_pc: %016lx\n", regs->u_regs[12], regs->u_regs[13], regs->u_regs[14], regs->u_regs[15]); - printk("RPC: <%pS>\n", (void *) regs->u_regs[15]); + printk("RPC: <%pA>\n", (void *) regs->u_regs[15]); show_regwindow(regs); show_stack(current, (unsigned long *) regs->u_regs[UREG_FP]); } @@ -278,7 +278,7 @@ void arch_trigger_all_cpu_backtrace(bool include_self) ((tp && tp->task) ? tp->task->pid : -1)); if (gp->tstate & TSTATE_PRIV) { - printk(" TPC[%pS] O7[%pS] I7[%pS] RPC[%pS]\n", + printk(" TPC[%pA] O7[%pA] I7[%pA] RPC[%pA]\n", (void *) gp->tpc, (void *) gp->o7, (void *) gp->i7, diff --git a/arch/sparc/kernel/prom_common.c b/arch/sparc/kernel/prom_common.c index 79cc0d1..ec62734 100644 --- a/arch/sparc/kernel/prom_common.c +++ b/arch/sparc/kernel/prom_common.c @@ -144,7 +144,7 @@ static int __init prom_common_nextprop(phandle node, char *prev, char *buf) unsigned int prom_early_allocated __initdata; -static struct of_pdt_ops prom_sparc_ops __initdata = { +static struct of_pdt_ops prom_sparc_ops __initconst = { .nextprop = prom_common_nextprop, .getproplen = prom_getproplen, .getproperty = prom_getproperty, diff --git a/arch/sparc/kernel/ptrace_64.c b/arch/sparc/kernel/ptrace_64.c index 9ddc492..27a5619 100644 --- a/arch/sparc/kernel/ptrace_64.c +++ b/arch/sparc/kernel/ptrace_64.c @@ -1060,6 +1060,10 @@ long arch_ptrace(struct task_struct *child, long request, return ret; } +#ifdef CONFIG_GRKERNSEC_SETXID +extern void gr_delayed_cred_worker(void); +#endif + asmlinkage int syscall_trace_enter(struct pt_regs *regs) { int ret = 0; @@ -1070,6 +1074,11 @@ asmlinkage int syscall_trace_enter(struct pt_regs *regs) if (test_thread_flag(TIF_NOHZ)) user_exit(); +#ifdef CONFIG_GRKERNSEC_SETXID + if (unlikely(test_and_clear_thread_flag(TIF_GRSEC_SETXID))) + gr_delayed_cred_worker(); +#endif + if (test_thread_flag(TIF_SYSCALL_TRACE)) ret = tracehook_report_syscall_entry(regs); @@ -1088,6 +1097,11 @@ asmlinkage void syscall_trace_leave(struct pt_regs *regs) if (test_thread_flag(TIF_NOHZ)) user_exit(); +#ifdef CONFIG_GRKERNSEC_SETXID + if (unlikely(test_and_clear_thread_flag(TIF_GRSEC_SETXID))) + gr_delayed_cred_worker(); +#endif + audit_syscall_exit(regs); if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT))) diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c index 19cd08d..ff21e99 100644 --- a/arch/sparc/kernel/smp_64.c +++ b/arch/sparc/kernel/smp_64.c @@ -891,7 +891,7 @@ void smp_flush_dcache_page_impl(struct page *page, int cpu) return; #ifdef CONFIG_DEBUG_DCFLUSH - atomic_inc(&dcpage_flushes); + atomic_inc_unchecked(&dcpage_flushes); #endif this_cpu = get_cpu(); @@ -915,7 +915,7 @@ void smp_flush_dcache_page_impl(struct page *page, int cpu) xcall_deliver(data0, __pa(pg_addr), (u64) pg_addr, cpumask_of(cpu)); #ifdef CONFIG_DEBUG_DCFLUSH - atomic_inc(&dcpage_flushes_xcall); + atomic_inc_unchecked(&dcpage_flushes_xcall); #endif } } @@ -934,7 +934,7 @@ void flush_dcache_page_all(struct mm_struct *mm, struct page *page) preempt_disable(); #ifdef CONFIG_DEBUG_DCFLUSH - atomic_inc(&dcpage_flushes); + atomic_inc_unchecked(&dcpage_flushes); #endif data0 = 0; pg_addr = page_address(page); @@ -951,7 +951,7 @@ void flush_dcache_page_all(struct mm_struct *mm, struct page *page) xcall_deliver(data0, __pa(pg_addr), (u64) pg_addr, cpu_online_mask); #ifdef CONFIG_DEBUG_DCFLUSH - atomic_inc(&dcpage_flushes_xcall); + atomic_inc_unchecked(&dcpage_flushes_xcall); #endif } __local_flush_dcache_page(page); diff --git a/arch/sparc/kernel/sys_sparc_32.c b/arch/sparc/kernel/sys_sparc_32.c index 646988d..b88905f 100644 --- a/arch/sparc/kernel/sys_sparc_32.c +++ b/arch/sparc/kernel/sys_sparc_32.c @@ -54,7 +54,7 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, unsi if (len > TASK_SIZE - PAGE_SIZE) return -ENOMEM; if (!addr) - addr = TASK_UNMAPPED_BASE; + addr = current->mm->mmap_base; info.flags = 0; info.length = len; diff --git a/arch/sparc/kernel/sys_sparc_64.c b/arch/sparc/kernel/sys_sparc_64.c index 30e7ddb..266a3b0 100644 --- a/arch/sparc/kernel/sys_sparc_64.c +++ b/arch/sparc/kernel/sys_sparc_64.c @@ -89,13 +89,14 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, unsi struct vm_area_struct * vma; unsigned long task_size = TASK_SIZE; int do_color_align; + unsigned long offset = gr_rand_threadstack_offset(mm, filp, flags); struct vm_unmapped_area_info info; if (flags & MAP_FIXED) { /* We do not accept a shared mapping if it would violate * cache aliasing constraints. */ - if ((flags & MAP_SHARED) && + if ((filp || (flags & MAP_SHARED)) && ((addr - (pgoff << PAGE_SHIFT)) & (SHMLBA - 1))) return -EINVAL; return addr; @@ -110,6 +111,10 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, unsi if (filp || (flags & MAP_SHARED)) do_color_align = 1; +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + if (addr) { if (do_color_align) addr = COLOR_ALIGN(addr, pgoff); @@ -117,22 +122,28 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, unsi addr = PAGE_ALIGN(addr); vma = find_vma(mm, addr); - if (task_size - len >= addr && - (!vma || addr + len <= vma->vm_start)) + if (task_size - len >= addr && check_heap_stack_gap(vma, addr, len, offset)) return addr; } info.flags = 0; info.length = len; - info.low_limit = TASK_UNMAPPED_BASE; + info.low_limit = mm->mmap_base; info.high_limit = min(task_size, VA_EXCLUDE_START); info.align_mask = do_color_align ? (PAGE_MASK & (SHMLBA - 1)) : 0; info.align_offset = pgoff << PAGE_SHIFT; + info.threadstack_offset = offset; addr = vm_unmapped_area(&info); if ((addr & ~PAGE_MASK) && task_size > VA_EXCLUDE_END) { VM_BUG_ON(addr != -ENOMEM); info.low_limit = VA_EXCLUDE_END; + +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) + info.low_limit += mm->delta_mmap; +#endif + info.high_limit = task_size; addr = vm_unmapped_area(&info); } @@ -150,6 +161,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, unsigned long task_size = STACK_TOP32; unsigned long addr = addr0; int do_color_align; + unsigned long offset = gr_rand_threadstack_offset(mm, filp, flags); struct vm_unmapped_area_info info; /* This should only ever run for 32-bit processes. */ @@ -159,7 +171,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, /* We do not accept a shared mapping if it would violate * cache aliasing constraints. */ - if ((flags & MAP_SHARED) && + if ((filp || (flags & MAP_SHARED)) && ((addr - (pgoff << PAGE_SHIFT)) & (SHMLBA - 1))) return -EINVAL; return addr; @@ -172,6 +184,10 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, if (filp || (flags & MAP_SHARED)) do_color_align = 1; +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + /* requesting a specific address */ if (addr) { if (do_color_align) @@ -180,8 +196,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, addr = PAGE_ALIGN(addr); vma = find_vma(mm, addr); - if (task_size - len >= addr && - (!vma || addr + len <= vma->vm_start)) + if (task_size - len >= addr && check_heap_stack_gap(vma, addr, len, offset)) return addr; } @@ -191,6 +206,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, info.high_limit = mm->mmap_base; info.align_mask = do_color_align ? (PAGE_MASK & (SHMLBA - 1)) : 0; info.align_offset = pgoff << PAGE_SHIFT; + info.threadstack_offset = offset; addr = vm_unmapped_area(&info); /* @@ -203,6 +219,12 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, VM_BUG_ON(addr != -ENOMEM); info.flags = 0; info.low_limit = TASK_UNMAPPED_BASE; + +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) + info.low_limit += mm->delta_mmap; +#endif + info.high_limit = STACK_TOP32; addr = vm_unmapped_area(&info); } @@ -259,10 +281,14 @@ unsigned long get_fb_unmapped_area(struct file *filp, unsigned long orig_addr, u EXPORT_SYMBOL(get_fb_unmapped_area); /* Essentially the same as PowerPC. */ -static unsigned long mmap_rnd(void) +static unsigned long mmap_rnd(struct mm_struct *mm) { unsigned long rnd = 0UL; +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + if (current->flags & PF_RANDOMIZE) { unsigned long val = get_random_int(); if (test_thread_flag(TIF_32BIT)) @@ -275,7 +301,7 @@ static unsigned long mmap_rnd(void) void arch_pick_mmap_layout(struct mm_struct *mm) { - unsigned long random_factor = mmap_rnd(); + unsigned long random_factor = mmap_rnd(mm); unsigned long gap; /* @@ -288,6 +314,12 @@ void arch_pick_mmap_layout(struct mm_struct *mm) gap == RLIM_INFINITY || sysctl_legacy_va_layout) { mm->mmap_base = TASK_UNMAPPED_BASE + random_factor; + +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) + mm->mmap_base += mm->delta_mmap; +#endif + mm->get_unmapped_area = arch_get_unmapped_area; } else { /* We know it's 32-bit */ @@ -299,6 +331,12 @@ void arch_pick_mmap_layout(struct mm_struct *mm) gap = (task_size / 6 * 5); mm->mmap_base = PAGE_ALIGN(task_size - gap - random_factor); + +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) + mm->mmap_base -= mm->delta_mmap + mm->delta_stack; +#endif + mm->get_unmapped_area = arch_get_unmapped_area_topdown; } } diff --git a/arch/sparc/kernel/syscalls.S b/arch/sparc/kernel/syscalls.S index bb00089..e0ea580 100644 --- a/arch/sparc/kernel/syscalls.S +++ b/arch/sparc/kernel/syscalls.S @@ -62,7 +62,7 @@ sys32_rt_sigreturn: #endif .align 32 1: ldx [%g6 + TI_FLAGS], %l5 - andcc %l5, (_TIF_SYSCALL_TRACE|_TIF_SECCOMP|_TIF_SYSCALL_AUDIT|_TIF_SYSCALL_TRACEPOINT|_TIF_NOHZ), %g0 + andcc %l5, _TIF_WORK_SYSCALL, %g0 be,pt %icc, rtrap nop call syscall_trace_leave @@ -194,7 +194,7 @@ linux_sparc_syscall32: srl %i3, 0, %o3 ! IEU0 srl %i2, 0, %o2 ! IEU0 Group - andcc %l0, (_TIF_SYSCALL_TRACE|_TIF_SECCOMP|_TIF_SYSCALL_AUDIT|_TIF_SYSCALL_TRACEPOINT|_TIF_NOHZ), %g0 + andcc %l0, _TIF_WORK_SYSCALL, %g0 bne,pn %icc, linux_syscall_trace32 ! CTI mov %i0, %l5 ! IEU1 5: call %l7 ! CTI Group brk forced @@ -218,7 +218,7 @@ linux_sparc_syscall: mov %i3, %o3 ! IEU1 mov %i4, %o4 ! IEU0 Group - andcc %l0, (_TIF_SYSCALL_TRACE|_TIF_SECCOMP|_TIF_SYSCALL_AUDIT|_TIF_SYSCALL_TRACEPOINT|_TIF_NOHZ), %g0 + andcc %l0, _TIF_WORK_SYSCALL, %g0 bne,pn %icc, linux_syscall_trace ! CTI Group mov %i0, %l5 ! IEU0 2: call %l7 ! CTI Group brk forced @@ -233,7 +233,7 @@ ret_sys_call: cmp %o0, -ERESTART_RESTARTBLOCK bgeu,pn %xcc, 1f - andcc %l0, (_TIF_SYSCALL_TRACE|_TIF_SECCOMP|_TIF_SYSCALL_AUDIT|_TIF_SYSCALL_TRACEPOINT|_TIF_NOHZ), %g0 + andcc %l0, _TIF_WORK_SYSCALL, %g0 ldx [%sp + PTREGS_OFF + PT_V9_TNPC], %l1 ! pc = npc 2: diff --git a/arch/sparc/kernel/traps_32.c b/arch/sparc/kernel/traps_32.c index 4f21df7..0a374da 100644 --- a/arch/sparc/kernel/traps_32.c +++ b/arch/sparc/kernel/traps_32.c @@ -44,6 +44,8 @@ static void instruction_dump(unsigned long *pc) #define __SAVE __asm__ __volatile__("save %sp, -0x40, %sp\n\t") #define __RESTORE __asm__ __volatile__("restore %g0, %g0, %g0\n\t") +extern void gr_handle_kernel_exploit(void); + void __noreturn die_if_kernel(char *str, struct pt_regs *regs) { static int die_counter; @@ -76,15 +78,17 @@ void __noreturn die_if_kernel(char *str, struct pt_regs *regs) count++ < 30 && (((unsigned long) rw) >= PAGE_OFFSET) && !(((unsigned long) rw) & 0x7)) { - printk("Caller[%08lx]: %pS\n", rw->ins[7], + printk("Caller[%08lx]: %pA\n", rw->ins[7], (void *) rw->ins[7]); rw = (struct reg_window32 *)rw->ins[6]; } } printk("Instruction DUMP:"); instruction_dump ((unsigned long *) regs->pc); - if(regs->psr & PSR_PS) + if(regs->psr & PSR_PS) { + gr_handle_kernel_exploit(); do_exit(SIGKILL); + } do_exit(SIGSEGV); } diff --git a/arch/sparc/kernel/traps_64.c b/arch/sparc/kernel/traps_64.c index d21cd62..00a4a17 100644 --- a/arch/sparc/kernel/traps_64.c +++ b/arch/sparc/kernel/traps_64.c @@ -79,7 +79,7 @@ static void dump_tl1_traplog(struct tl1_traplog *p) i + 1, p->trapstack[i].tstate, p->trapstack[i].tpc, p->trapstack[i].tnpc, p->trapstack[i].tt); - printk("TRAPLOG: TPC<%pS>\n", (void *) p->trapstack[i].tpc); + printk("TRAPLOG: TPC<%pA>\n", (void *) p->trapstack[i].tpc); } } @@ -99,6 +99,12 @@ void bad_trap(struct pt_regs *regs, long lvl) lvl -= 0x100; if (regs->tstate & TSTATE_PRIV) { + +#ifdef CONFIG_PAX_REFCOUNT + if (lvl == 6) + pax_report_refcount_overflow(regs); +#endif + sprintf(buffer, "Kernel bad sw trap %lx", lvl); die_if_kernel(buffer, regs); } @@ -117,11 +123,16 @@ void bad_trap(struct pt_regs *regs, long lvl) void bad_trap_tl1(struct pt_regs *regs, long lvl) { char buffer[32]; - + if (notify_die(DIE_TRAP_TL1, "bad trap tl1", regs, 0, lvl, SIGTRAP) == NOTIFY_STOP) return; +#ifdef CONFIG_PAX_REFCOUNT + if (lvl == 6) + pax_report_refcount_overflow(regs); +#endif + dump_tl1_traplog((struct tl1_traplog *)(regs + 1)); sprintf (buffer, "Bad trap %lx at tl>0", lvl); @@ -1151,7 +1162,7 @@ static void cheetah_log_errors(struct pt_regs *regs, struct cheetah_err_info *in regs->tpc, regs->tnpc, regs->u_regs[UREG_I7], regs->tstate); printk("%s" "ERROR(%d): ", (recoverable ? KERN_WARNING : KERN_CRIT), smp_processor_id()); - printk("TPC<%pS>\n", (void *) regs->tpc); + printk("TPC<%pA>\n", (void *) regs->tpc); printk("%s" "ERROR(%d): M_SYND(%lx), E_SYND(%lx)%s%s\n", (recoverable ? KERN_WARNING : KERN_CRIT), smp_processor_id(), (afsr & CHAFSR_M_SYNDROME) >> CHAFSR_M_SYNDROME_SHIFT, @@ -1758,7 +1769,7 @@ void cheetah_plus_parity_error(int type, struct pt_regs *regs) smp_processor_id(), (type & 0x1) ? 'I' : 'D', regs->tpc); - printk(KERN_EMERG "TPC<%pS>\n", (void *) regs->tpc); + printk(KERN_EMERG "TPC<%pA>\n", (void *) regs->tpc); panic("Irrecoverable Cheetah+ parity error."); } @@ -1766,7 +1777,7 @@ void cheetah_plus_parity_error(int type, struct pt_regs *regs) smp_processor_id(), (type & 0x1) ? 'I' : 'D', regs->tpc); - printk(KERN_WARNING "TPC<%pS>\n", (void *) regs->tpc); + printk(KERN_WARNING "TPC<%pA>\n", (void *) regs->tpc); } struct sun4v_error_entry { @@ -1839,8 +1850,8 @@ struct sun4v_error_entry { /*0x38*/u64 reserved_5; }; -static atomic_t sun4v_resum_oflow_cnt = ATOMIC_INIT(0); -static atomic_t sun4v_nonresum_oflow_cnt = ATOMIC_INIT(0); +static atomic_unchecked_t sun4v_resum_oflow_cnt = ATOMIC_INIT(0); +static atomic_unchecked_t sun4v_nonresum_oflow_cnt = ATOMIC_INIT(0); static const char *sun4v_err_type_to_str(u8 type) { @@ -1932,7 +1943,7 @@ static void sun4v_report_real_raddr(const char *pfx, struct pt_regs *regs) } static void sun4v_log_error(struct pt_regs *regs, struct sun4v_error_entry *ent, - int cpu, const char *pfx, atomic_t *ocnt) + int cpu, const char *pfx, atomic_unchecked_t *ocnt) { u64 *raw_ptr = (u64 *) ent; u32 attrs; @@ -1990,8 +2001,8 @@ static void sun4v_log_error(struct pt_regs *regs, struct sun4v_error_entry *ent, show_regs(regs); - if ((cnt = atomic_read(ocnt)) != 0) { - atomic_set(ocnt, 0); + if ((cnt = atomic_read_unchecked(ocnt)) != 0) { + atomic_set_unchecked(ocnt, 0); wmb(); printk("%s: Queue overflowed %d times.\n", pfx, cnt); @@ -2048,7 +2059,7 @@ out: */ void sun4v_resum_overflow(struct pt_regs *regs) { - atomic_inc(&sun4v_resum_oflow_cnt); + atomic_inc_unchecked(&sun4v_resum_oflow_cnt); } /* We run with %pil set to PIL_NORMAL_MAX and PSTATE_IE enabled in %pstate. @@ -2101,7 +2112,7 @@ void sun4v_nonresum_overflow(struct pt_regs *regs) /* XXX Actually even this can make not that much sense. Perhaps * XXX we should just pull the plug and panic directly from here? */ - atomic_inc(&sun4v_nonresum_oflow_cnt); + atomic_inc_unchecked(&sun4v_nonresum_oflow_cnt); } static void sun4v_tlb_error(struct pt_regs *regs) @@ -2120,9 +2131,9 @@ void sun4v_itlb_error_report(struct pt_regs *regs, int tl) printk(KERN_EMERG "SUN4V-ITLB: Error at TPC[%lx], tl %d\n", regs->tpc, tl); - printk(KERN_EMERG "SUN4V-ITLB: TPC<%pS>\n", (void *) regs->tpc); + printk(KERN_EMERG "SUN4V-ITLB: TPC<%pA>\n", (void *) regs->tpc); printk(KERN_EMERG "SUN4V-ITLB: O7[%lx]\n", regs->u_regs[UREG_I7]); - printk(KERN_EMERG "SUN4V-ITLB: O7<%pS>\n", + printk(KERN_EMERG "SUN4V-ITLB: O7<%pA>\n", (void *) regs->u_regs[UREG_I7]); printk(KERN_EMERG "SUN4V-ITLB: vaddr[%lx] ctx[%lx] " "pte[%lx] error[%lx]\n", @@ -2143,9 +2154,9 @@ void sun4v_dtlb_error_report(struct pt_regs *regs, int tl) printk(KERN_EMERG "SUN4V-DTLB: Error at TPC[%lx], tl %d\n", regs->tpc, tl); - printk(KERN_EMERG "SUN4V-DTLB: TPC<%pS>\n", (void *) regs->tpc); + printk(KERN_EMERG "SUN4V-DTLB: TPC<%pA>\n", (void *) regs->tpc); printk(KERN_EMERG "SUN4V-DTLB: O7[%lx]\n", regs->u_regs[UREG_I7]); - printk(KERN_EMERG "SUN4V-DTLB: O7<%pS>\n", + printk(KERN_EMERG "SUN4V-DTLB: O7<%pA>\n", (void *) regs->u_regs[UREG_I7]); printk(KERN_EMERG "SUN4V-DTLB: vaddr[%lx] ctx[%lx] " "pte[%lx] error[%lx]\n", @@ -2362,13 +2373,13 @@ void show_stack(struct task_struct *tsk, unsigned long *_ksp) fp = (unsigned long)sf->fp + STACK_BIAS; } - printk(" [%016lx] %pS\n", pc, (void *) pc); + printk(" [%016lx] %pA\n", pc, (void *) pc); #ifdef CONFIG_FUNCTION_GRAPH_TRACER if ((pc + 8UL) == (unsigned long) &return_to_handler) { int index = tsk->curr_ret_stack; if (tsk->ret_stack && index >= graph) { pc = tsk->ret_stack[index - graph].ret; - printk(" [%016lx] %pS\n", pc, (void *) pc); + printk(" [%016lx] %pA\n", pc, (void *) pc); graph++; } } @@ -2386,6 +2397,8 @@ static inline struct reg_window *kernel_stack_up(struct reg_window *rw) return (struct reg_window *) (fp + STACK_BIAS); } +extern void gr_handle_kernel_exploit(void); + void __noreturn die_if_kernel(char *str, struct pt_regs *regs) { static int die_counter; @@ -2414,7 +2427,7 @@ void __noreturn die_if_kernel(char *str, struct pt_regs *regs) while (rw && count++ < 30 && kstack_valid(tp, (unsigned long) rw)) { - printk("Caller[%016lx]: %pS\n", rw->ins[7], + printk("Caller[%016lx]: %pA\n", rw->ins[7], (void *) rw->ins[7]); rw = kernel_stack_up(rw); @@ -2429,8 +2442,10 @@ void __noreturn die_if_kernel(char *str, struct pt_regs *regs) } if (panic_on_oops) panic("Fatal exception"); - if (regs->tstate & TSTATE_PRIV) + if (regs->tstate & TSTATE_PRIV) { + gr_handle_kernel_exploit(); do_exit(SIGKILL); + } do_exit(SIGSEGV); } EXPORT_SYMBOL(die_if_kernel); diff --git a/arch/sparc/kernel/unaligned_64.c b/arch/sparc/kernel/unaligned_64.c index 62098a8..547ab2c 100644 --- a/arch/sparc/kernel/unaligned_64.c +++ b/arch/sparc/kernel/unaligned_64.c @@ -297,7 +297,7 @@ static void log_unaligned(struct pt_regs *regs) static DEFINE_RATELIMIT_STATE(ratelimit, 5 * HZ, 5); if (__ratelimit(&ratelimit)) { - printk("Kernel unaligned access at TPC[%lx] %pS\n", + printk("Kernel unaligned access at TPC[%lx] %pA\n", regs->tpc, (void *) regs->tpc); } } diff --git a/arch/sparc/lib/Makefile b/arch/sparc/lib/Makefile index 3269b02..64f5231 100644 --- a/arch/sparc/lib/Makefile +++ b/arch/sparc/lib/Makefile @@ -2,7 +2,7 @@ # asflags-y := -ansi -DST_DIV0=0x02 -ccflags-y := -Werror +#ccflags-y := -Werror lib-$(CONFIG_SPARC32) += ashrdi3.o lib-$(CONFIG_SPARC32) += memcpy.o memset.o diff --git a/arch/sparc/lib/atomic_64.S b/arch/sparc/lib/atomic_64.S index d6b0363..552bcbb6 100644 --- a/arch/sparc/lib/atomic_64.S +++ b/arch/sparc/lib/atomic_64.S @@ -15,11 +15,22 @@ * a value and does the barriers. */ -#define ATOMIC_OP(op) \ -ENTRY(atomic_##op) /* %o0 = increment, %o1 = atomic_ptr */ \ +#ifdef CONFIG_PAX_REFCOUNT +#define __REFCOUNT_OP(op) op##cc +#define __OVERFLOW_IOP tvs %icc, 6; +#define __OVERFLOW_XOP tvs %xcc, 6; +#else +#define __REFCOUNT_OP(op) op +#define __OVERFLOW_IOP +#define __OVERFLOW_XOP +#endif + +#define __ATOMIC_OP(op, suffix, asm_op, post_op) \ +ENTRY(atomic_##op##suffix) /* %o0 = increment, %o1 = atomic_ptr */ \ BACKOFF_SETUP(%o2); \ 1: lduw [%o1], %g1; \ - op %g1, %o0, %g7; \ + asm_op %g1, %o0, %g7; \ + post_op \ cas [%o1], %g1, %g7; \ cmp %g1, %g7; \ bne,pn %icc, BACKOFF_LABEL(2f, 1b); \ @@ -29,11 +40,15 @@ ENTRY(atomic_##op) /* %o0 = increment, %o1 = atomic_ptr */ \ 2: BACKOFF_SPIN(%o2, %o3, 1b); \ ENDPROC(atomic_##op); \ -#define ATOMIC_OP_RETURN(op) \ -ENTRY(atomic_##op##_return) /* %o0 = increment, %o1 = atomic_ptr */ \ +#define ATOMIC_OP(op) __ATOMIC_OP(op, , op, ) \ + __ATOMIC_OP(op, _unchecked, __REFCOUNT_OP(op), __OVERFLOW_IOP) + +#define __ATOMIC_OP_RETURN(op, suffix, asm_op, post_op) \ +ENTRY(atomic_##op##_return##suffix) /* %o0 = increment, %o1 = atomic_ptr */\ BACKOFF_SETUP(%o2); \ 1: lduw [%o1], %g1; \ - op %g1, %o0, %g7; \ + asm_op %g1, %o0, %g7; \ + post_op \ cas [%o1], %g1, %g7; \ cmp %g1, %g7; \ bne,pn %icc, BACKOFF_LABEL(2f, 1b); \ @@ -43,6 +58,9 @@ ENTRY(atomic_##op##_return) /* %o0 = increment, %o1 = atomic_ptr */ \ 2: BACKOFF_SPIN(%o2, %o3, 1b); \ ENDPROC(atomic_##op##_return); +#define ATOMIC_OP_RETURN(op) __ATOMIC_OP_RETURN(op, , op, ) \ + __ATOMIC_OP_RETURN(op, _unchecked, __REFCOUNT_OP(op), __OVERFLOW_IOP) + #define ATOMIC_OPS(op) ATOMIC_OP(op) ATOMIC_OP_RETURN(op) ATOMIC_OPS(add) @@ -53,13 +71,16 @@ ATOMIC_OP(xor) #undef ATOMIC_OPS #undef ATOMIC_OP_RETURN +#undef __ATOMIC_OP_RETURN #undef ATOMIC_OP +#undef __ATOMIC_OP -#define ATOMIC64_OP(op) \ -ENTRY(atomic64_##op) /* %o0 = increment, %o1 = atomic_ptr */ \ +#define __ATOMIC64_OP(op, suffix, asm_op, post_op) \ +ENTRY(atomic64_##op##suffix) /* %o0 = increment, %o1 = atomic_ptr */ \ BACKOFF_SETUP(%o2); \ 1: ldx [%o1], %g1; \ - op %g1, %o0, %g7; \ + asm_op %g1, %o0, %g7; \ + post_op \ casx [%o1], %g1, %g7; \ cmp %g1, %g7; \ bne,pn %xcc, BACKOFF_LABEL(2f, 1b); \ @@ -69,11 +90,15 @@ ENTRY(atomic64_##op) /* %o0 = increment, %o1 = atomic_ptr */ \ 2: BACKOFF_SPIN(%o2, %o3, 1b); \ ENDPROC(atomic64_##op); \ -#define ATOMIC64_OP_RETURN(op) \ -ENTRY(atomic64_##op##_return) /* %o0 = increment, %o1 = atomic_ptr */ \ +#define ATOMIC64_OP(op) __ATOMIC64_OP(op, , op, ) \ + __ATOMIC64_OP(op, _unchecked, __REFCOUNT_OP(op), __OVERFLOW_XOP) + +#define __ATOMIC64_OP_RETURN(op, suffix, asm_op, post_op) \ +ENTRY(atomic64_##op##_return##suffix) /* %o0 = increment, %o1 = atomic_ptr */\ BACKOFF_SETUP(%o2); \ 1: ldx [%o1], %g1; \ - op %g1, %o0, %g7; \ + asm_op %g1, %o0, %g7; \ + post_op \ casx [%o1], %g1, %g7; \ cmp %g1, %g7; \ bne,pn %xcc, BACKOFF_LABEL(2f, 1b); \ @@ -83,6 +108,9 @@ ENTRY(atomic64_##op##_return) /* %o0 = increment, %o1 = atomic_ptr */ \ 2: BACKOFF_SPIN(%o2, %o3, 1b); \ ENDPROC(atomic64_##op##_return); +#define ATOMIC64_OP_RETURN(op) __ATOMIC64_OP_RETURN(op, , op, ) \ +i __ATOMIC64_OP_RETURN(op, _unchecked, __REFCOUNT_OP(op), __OVERFLOW_XOP) + #define ATOMIC64_OPS(op) ATOMIC64_OP(op) ATOMIC64_OP_RETURN(op) ATOMIC64_OPS(add) @@ -93,7 +121,12 @@ ATOMIC64_OP(xor) #undef ATOMIC64_OPS #undef ATOMIC64_OP_RETURN +#undef __ATOMIC64_OP_RETURN #undef ATOMIC64_OP +#undef __ATOMIC64_OP +#undef __OVERFLOW_XOP +#undef __OVERFLOW_IOP +#undef __REFCOUNT_OP ENTRY(atomic64_dec_if_positive) /* %o0 = atomic_ptr */ BACKOFF_SETUP(%o2) diff --git a/arch/sparc/lib/ksyms.c b/arch/sparc/lib/ksyms.c index 8eb454c..9f95c5b 100644 --- a/arch/sparc/lib/ksyms.c +++ b/arch/sparc/lib/ksyms.c @@ -101,7 +101,9 @@ EXPORT_SYMBOL(__clear_user); /* Atomic counter implementation. */ #define ATOMIC_OP(op) \ EXPORT_SYMBOL(atomic_##op); \ -EXPORT_SYMBOL(atomic64_##op); +EXPORT_SYMBOL(atomic_##op##_unchecked); \ +EXPORT_SYMBOL(atomic64_##op); \ +EXPORT_SYMBOL(atomic64_##op##_unchecked); #define ATOMIC_OP_RETURN(op) \ EXPORT_SYMBOL(atomic_##op##_return); \ @@ -110,6 +112,8 @@ EXPORT_SYMBOL(atomic64_##op##_return); #define ATOMIC_OPS(op) ATOMIC_OP(op) ATOMIC_OP_RETURN(op) ATOMIC_OPS(add) +EXPORT_SYMBOL(atomic_add_ret_unchecked); +EXPORT_SYMBOL(atomic64_add_ret_unchecked); ATOMIC_OPS(sub) ATOMIC_OP(and) ATOMIC_OP(or) diff --git a/arch/sparc/mm/Makefile b/arch/sparc/mm/Makefile index 30c3ecc..736f015 100644 --- a/arch/sparc/mm/Makefile +++ b/arch/sparc/mm/Makefile @@ -2,7 +2,7 @@ # asflags-y := -ansi -ccflags-y := -Werror +#ccflags-y := -Werror obj-$(CONFIG_SPARC64) += ultra.o tlb.o tsb.o gup.o obj-y += fault_$(BITS).o diff --git a/arch/sparc/mm/fault_32.c b/arch/sparc/mm/fault_32.c index c399e7b..2387414 100644 --- a/arch/sparc/mm/fault_32.c +++ b/arch/sparc/mm/fault_32.c @@ -22,6 +22,9 @@ #include <linux/interrupt.h> #include <linux/kdebug.h> #include <linux/uaccess.h> +#include <linux/slab.h> +#include <linux/pagemap.h> +#include <linux/compiler.h> #include <asm/page.h> #include <asm/pgtable.h> @@ -156,6 +159,277 @@ static unsigned long compute_si_addr(struct pt_regs *regs, int text_fault) return safe_compute_effective_address(regs, insn); } +#ifdef CONFIG_PAX_PAGEEXEC +#ifdef CONFIG_PAX_DLRESOLVE +static void pax_emuplt_close(struct vm_area_struct *vma) +{ + vma->vm_mm->call_dl_resolve = 0UL; +} + +static int pax_emuplt_fault(struct vm_area_struct *vma, struct vm_fault *vmf) +{ + unsigned int *kaddr; + + vmf->page = alloc_page(GFP_HIGHUSER); + if (!vmf->page) + return VM_FAULT_OOM; + + kaddr = kmap(vmf->page); + memset(kaddr, 0, PAGE_SIZE); + kaddr[0] = 0x9DE3BFA8U; /* save */ + flush_dcache_page(vmf->page); + kunmap(vmf->page); + return VM_FAULT_MAJOR; +} + +static const struct vm_operations_struct pax_vm_ops = { + .close = pax_emuplt_close, + .fault = pax_emuplt_fault +}; + +static int pax_insert_vma(struct vm_area_struct *vma, unsigned long addr) +{ + int ret; + + INIT_LIST_HEAD(&vma->anon_vma_chain); + vma->vm_mm = current->mm; + vma->vm_start = addr; + vma->vm_end = addr + PAGE_SIZE; + vma->vm_flags = VM_READ | VM_EXEC | VM_MAYREAD | VM_MAYEXEC; + vma->vm_page_prot = vm_get_page_prot(vma->vm_flags); + vma->vm_ops = &pax_vm_ops; + + ret = insert_vm_struct(current->mm, vma); + if (ret) + return ret; + + ++current->mm->total_vm; + return 0; +} +#endif + +/* + * PaX: decide what to do with offenders (regs->pc = fault address) + * + * returns 1 when task should be killed + * 2 when patched PLT trampoline was detected + * 3 when unpatched PLT trampoline was detected + */ +static int pax_handle_fetch_fault(struct pt_regs *regs) +{ + +#ifdef CONFIG_PAX_EMUPLT + int err; + + do { /* PaX: patched PLT emulation #1 */ + unsigned int sethi1, sethi2, jmpl; + + err = get_user(sethi1, (unsigned int *)regs->pc); + err |= get_user(sethi2, (unsigned int *)(regs->pc+4)); + err |= get_user(jmpl, (unsigned int *)(regs->pc+8)); + + if (err) + break; + + if ((sethi1 & 0xFFC00000U) == 0x03000000U && + (sethi2 & 0xFFC00000U) == 0x03000000U && + (jmpl & 0xFFFFE000U) == 0x81C06000U) + { + unsigned int addr; + + regs->u_regs[UREG_G1] = (sethi2 & 0x003FFFFFU) << 10; + addr = regs->u_regs[UREG_G1]; + addr += (((jmpl | 0xFFFFE000U) ^ 0x00001000U) + 0x00001000U); + regs->pc = addr; + regs->npc = addr+4; + return 2; + } + } while (0); + + do { /* PaX: patched PLT emulation #2 */ + unsigned int ba; + + err = get_user(ba, (unsigned int *)regs->pc); + + if (err) + break; + + if ((ba & 0xFFC00000U) == 0x30800000U || (ba & 0xFFF80000U) == 0x30480000U) { + unsigned int addr; + + if ((ba & 0xFFC00000U) == 0x30800000U) + addr = regs->pc + ((((ba | 0xFFC00000U) ^ 0x00200000U) + 0x00200000U) << 2); + else + addr = regs->pc + ((((ba | 0xFFF80000U) ^ 0x00040000U) + 0x00040000U) << 2); + regs->pc = addr; + regs->npc = addr+4; + return 2; + } + } while (0); + + do { /* PaX: patched PLT emulation #3 */ + unsigned int sethi, bajmpl, nop; + + err = get_user(sethi, (unsigned int *)regs->pc); + err |= get_user(bajmpl, (unsigned int *)(regs->pc+4)); + err |= get_user(nop, (unsigned int *)(regs->pc+8)); + + if (err) + break; + + if ((sethi & 0xFFC00000U) == 0x03000000U && + ((bajmpl & 0xFFFFE000U) == 0x81C06000U || (bajmpl & 0xFFF80000U) == 0x30480000U) && + nop == 0x01000000U) + { + unsigned int addr; + + addr = (sethi & 0x003FFFFFU) << 10; + regs->u_regs[UREG_G1] = addr; + if ((bajmpl & 0xFFFFE000U) == 0x81C06000U) + addr += (((bajmpl | 0xFFFFE000U) ^ 0x00001000U) + 0x00001000U); + else + addr = regs->pc + ((((bajmpl | 0xFFF80000U) ^ 0x00040000U) + 0x00040000U) << 2); + regs->pc = addr; + regs->npc = addr+4; + return 2; + } + } while (0); + + do { /* PaX: unpatched PLT emulation step 1 */ + unsigned int sethi, ba, nop; + + err = get_user(sethi, (unsigned int *)regs->pc); + err |= get_user(ba, (unsigned int *)(regs->pc+4)); + err |= get_user(nop, (unsigned int *)(regs->pc+8)); + + if (err) + break; + + if ((sethi & 0xFFC00000U) == 0x03000000U && + ((ba & 0xFFC00000U) == 0x30800000U || (ba & 0xFFF80000U) == 0x30680000U) && + nop == 0x01000000U) + { + unsigned int addr, save, call; + + if ((ba & 0xFFC00000U) == 0x30800000U) + addr = regs->pc + 4 + ((((ba | 0xFFC00000U) ^ 0x00200000U) + 0x00200000U) << 2); + else + addr = regs->pc + 4 + ((((ba | 0xFFF80000U) ^ 0x00040000U) + 0x00040000U) << 2); + + err = get_user(save, (unsigned int *)addr); + err |= get_user(call, (unsigned int *)(addr+4)); + err |= get_user(nop, (unsigned int *)(addr+8)); + if (err) + break; + +#ifdef CONFIG_PAX_DLRESOLVE + if (save == 0x9DE3BFA8U && + (call & 0xC0000000U) == 0x40000000U && + nop == 0x01000000U) + { + struct vm_area_struct *vma; + unsigned long call_dl_resolve; + + down_read(¤t->mm->mmap_sem); + call_dl_resolve = current->mm->call_dl_resolve; + up_read(¤t->mm->mmap_sem); + if (likely(call_dl_resolve)) + goto emulate; + + vma = kmem_cache_zalloc(vm_area_cachep, GFP_KERNEL); + + down_write(¤t->mm->mmap_sem); + if (current->mm->call_dl_resolve) { + call_dl_resolve = current->mm->call_dl_resolve; + up_write(¤t->mm->mmap_sem); + if (vma) + kmem_cache_free(vm_area_cachep, vma); + goto emulate; + } + + call_dl_resolve = get_unmapped_area(NULL, 0UL, PAGE_SIZE, 0UL, MAP_PRIVATE); + if (!vma || (call_dl_resolve & ~PAGE_MASK)) { + up_write(¤t->mm->mmap_sem); + if (vma) + kmem_cache_free(vm_area_cachep, vma); + return 1; + } + + if (pax_insert_vma(vma, call_dl_resolve)) { + up_write(¤t->mm->mmap_sem); + kmem_cache_free(vm_area_cachep, vma); + return 1; + } + + current->mm->call_dl_resolve = call_dl_resolve; + up_write(¤t->mm->mmap_sem); + +emulate: + regs->u_regs[UREG_G1] = (sethi & 0x003FFFFFU) << 10; + regs->pc = call_dl_resolve; + regs->npc = addr+4; + return 3; + } +#endif + + /* PaX: glibc 2.4+ generates sethi/jmpl instead of save/call */ + if ((save & 0xFFC00000U) == 0x05000000U && + (call & 0xFFFFE000U) == 0x85C0A000U && + nop == 0x01000000U) + { + regs->u_regs[UREG_G1] = (sethi & 0x003FFFFFU) << 10; + regs->u_regs[UREG_G2] = addr + 4; + addr = (save & 0x003FFFFFU) << 10; + addr += (((call | 0xFFFFE000U) ^ 0x00001000U) + 0x00001000U); + regs->pc = addr; + regs->npc = addr+4; + return 3; + } + } + } while (0); + + do { /* PaX: unpatched PLT emulation step 2 */ + unsigned int save, call, nop; + + err = get_user(save, (unsigned int *)(regs->pc-4)); + err |= get_user(call, (unsigned int *)regs->pc); + err |= get_user(nop, (unsigned int *)(regs->pc+4)); + if (err) + break; + + if (save == 0x9DE3BFA8U && + (call & 0xC0000000U) == 0x40000000U && + nop == 0x01000000U) + { + unsigned int dl_resolve = regs->pc + ((((call | 0xC0000000U) ^ 0x20000000U) + 0x20000000U) << 2); + + regs->u_regs[UREG_RETPC] = regs->pc; + regs->pc = dl_resolve; + regs->npc = dl_resolve+4; + return 3; + } + } while (0); +#endif + + return 1; +} + +void pax_report_insns(struct pt_regs *regs, void *pc, void *sp) +{ + unsigned long i; + + printk(KERN_ERR "PAX: bytes at PC: "); + for (i = 0; i < 8; i++) { + unsigned int c; + if (get_user(c, (unsigned int *)pc+i)) + printk(KERN_CONT "???????? "); + else + printk(KERN_CONT "%08x ", c); + } + printk("\n"); +} +#endif + static noinline void do_fault_siginfo(int code, int sig, struct pt_regs *regs, int text_fault) { @@ -226,6 +500,24 @@ good_area: if (!(vma->vm_flags & VM_WRITE)) goto bad_area; } else { + +#ifdef CONFIG_PAX_PAGEEXEC + if ((mm->pax_flags & MF_PAX_PAGEEXEC) && text_fault && !(vma->vm_flags & VM_EXEC)) { + up_read(&mm->mmap_sem); + switch (pax_handle_fetch_fault(regs)) { + +#ifdef CONFIG_PAX_EMUPLT + case 2: + case 3: + return; +#endif + + } + pax_report_fault(regs, (void *)regs->pc, (void *)regs->u_regs[UREG_FP]); + do_group_exit(SIGKILL); + } +#endif + /* Allow reads even for write-only mappings */ if (!(vma->vm_flags & (VM_READ | VM_EXEC))) goto bad_area; diff --git a/arch/sparc/mm/fault_64.c b/arch/sparc/mm/fault_64.c index dbabe57..d34d315 100644 --- a/arch/sparc/mm/fault_64.c +++ b/arch/sparc/mm/fault_64.c @@ -23,6 +23,9 @@ #include <linux/percpu.h> #include <linux/context_tracking.h> #include <linux/uaccess.h> +#include <linux/slab.h> +#include <linux/pagemap.h> +#include <linux/compiler.h> #include <asm/page.h> #include <asm/pgtable.h> @@ -76,7 +79,7 @@ static void __kprobes bad_kernel_pc(struct pt_regs *regs, unsigned long vaddr) printk(KERN_CRIT "OOPS: Bogus kernel PC [%016lx] in fault handler\n", regs->tpc); printk(KERN_CRIT "OOPS: RPC [%016lx]\n", regs->u_regs[15]); - printk("OOPS: RPC <%pS>\n", (void *) regs->u_regs[15]); + printk("OOPS: RPC <%pA>\n", (void *) regs->u_regs[15]); printk(KERN_CRIT "OOPS: Fault was to vaddr[%lx]\n", vaddr); dump_stack(); unhandled_fault(regs->tpc, current, regs); @@ -279,6 +282,466 @@ static void noinline __kprobes bogus_32bit_fault_tpc(struct pt_regs *regs) show_regs(regs); } +#ifdef CONFIG_PAX_PAGEEXEC +#ifdef CONFIG_PAX_DLRESOLVE +static void pax_emuplt_close(struct vm_area_struct *vma) +{ + vma->vm_mm->call_dl_resolve = 0UL; +} + +static int pax_emuplt_fault(struct vm_area_struct *vma, struct vm_fault *vmf) +{ + unsigned int *kaddr; + + vmf->page = alloc_page(GFP_HIGHUSER); + if (!vmf->page) + return VM_FAULT_OOM; + + kaddr = kmap(vmf->page); + memset(kaddr, 0, PAGE_SIZE); + kaddr[0] = 0x9DE3BFA8U; /* save */ + flush_dcache_page(vmf->page); + kunmap(vmf->page); + return VM_FAULT_MAJOR; +} + +static const struct vm_operations_struct pax_vm_ops = { + .close = pax_emuplt_close, + .fault = pax_emuplt_fault +}; + +static int pax_insert_vma(struct vm_area_struct *vma, unsigned long addr) +{ + int ret; + + INIT_LIST_HEAD(&vma->anon_vma_chain); + vma->vm_mm = current->mm; + vma->vm_start = addr; + vma->vm_end = addr + PAGE_SIZE; + vma->vm_flags = VM_READ | VM_EXEC | VM_MAYREAD | VM_MAYEXEC; + vma->vm_page_prot = vm_get_page_prot(vma->vm_flags); + vma->vm_ops = &pax_vm_ops; + + ret = insert_vm_struct(current->mm, vma); + if (ret) + return ret; + + ++current->mm->total_vm; + return 0; +} +#endif + +/* + * PaX: decide what to do with offenders (regs->tpc = fault address) + * + * returns 1 when task should be killed + * 2 when patched PLT trampoline was detected + * 3 when unpatched PLT trampoline was detected + */ +static int pax_handle_fetch_fault(struct pt_regs *regs) +{ + +#ifdef CONFIG_PAX_EMUPLT + int err; + + do { /* PaX: patched PLT emulation #1 */ + unsigned int sethi1, sethi2, jmpl; + + err = get_user(sethi1, (unsigned int *)regs->tpc); + err |= get_user(sethi2, (unsigned int *)(regs->tpc+4)); + err |= get_user(jmpl, (unsigned int *)(regs->tpc+8)); + + if (err) + break; + + if ((sethi1 & 0xFFC00000U) == 0x03000000U && + (sethi2 & 0xFFC00000U) == 0x03000000U && + (jmpl & 0xFFFFE000U) == 0x81C06000U) + { + unsigned long addr; + + regs->u_regs[UREG_G1] = (sethi2 & 0x003FFFFFU) << 10; + addr = regs->u_regs[UREG_G1]; + addr += (((jmpl | 0xFFFFFFFFFFFFE000UL) ^ 0x00001000UL) + 0x00001000UL); + + if (test_thread_flag(TIF_32BIT)) + addr &= 0xFFFFFFFFUL; + + regs->tpc = addr; + regs->tnpc = addr+4; + return 2; + } + } while (0); + + do { /* PaX: patched PLT emulation #2 */ + unsigned int ba; + + err = get_user(ba, (unsigned int *)regs->tpc); + + if (err) + break; + + if ((ba & 0xFFC00000U) == 0x30800000U || (ba & 0xFFF80000U) == 0x30480000U) { + unsigned long addr; + + if ((ba & 0xFFC00000U) == 0x30800000U) + addr = regs->tpc + ((((ba | 0xFFFFFFFFFFC00000UL) ^ 0x00200000UL) + 0x00200000UL) << 2); + else + addr = regs->tpc + ((((ba | 0xFFFFFFFFFFF80000UL) ^ 0x00040000UL) + 0x00040000UL) << 2); + + if (test_thread_flag(TIF_32BIT)) + addr &= 0xFFFFFFFFUL; + + regs->tpc = addr; + regs->tnpc = addr+4; + return 2; + } + } while (0); + + do { /* PaX: patched PLT emulation #3 */ + unsigned int sethi, bajmpl, nop; + + err = get_user(sethi, (unsigned int *)regs->tpc); + err |= get_user(bajmpl, (unsigned int *)(regs->tpc+4)); + err |= get_user(nop, (unsigned int *)(regs->tpc+8)); + + if (err) + break; + + if ((sethi & 0xFFC00000U) == 0x03000000U && + ((bajmpl & 0xFFFFE000U) == 0x81C06000U || (bajmpl & 0xFFF80000U) == 0x30480000U) && + nop == 0x01000000U) + { + unsigned long addr; + + addr = (sethi & 0x003FFFFFU) << 10; + regs->u_regs[UREG_G1] = addr; + if ((bajmpl & 0xFFFFE000U) == 0x81C06000U) + addr += (((bajmpl | 0xFFFFFFFFFFFFE000UL) ^ 0x00001000UL) + 0x00001000UL); + else + addr = regs->tpc + ((((bajmpl | 0xFFFFFFFFFFF80000UL) ^ 0x00040000UL) + 0x00040000UL) << 2); + + if (test_thread_flag(TIF_32BIT)) + addr &= 0xFFFFFFFFUL; + + regs->tpc = addr; + regs->tnpc = addr+4; + return 2; + } + } while (0); + + do { /* PaX: patched PLT emulation #4 */ + unsigned int sethi, mov1, call, mov2; + + err = get_user(sethi, (unsigned int *)regs->tpc); + err |= get_user(mov1, (unsigned int *)(regs->tpc+4)); + err |= get_user(call, (unsigned int *)(regs->tpc+8)); + err |= get_user(mov2, (unsigned int *)(regs->tpc+12)); + + if (err) + break; + + if ((sethi & 0xFFC00000U) == 0x03000000U && + mov1 == 0x8210000FU && + (call & 0xC0000000U) == 0x40000000U && + mov2 == 0x9E100001U) + { + unsigned long addr; + + regs->u_regs[UREG_G1] = regs->u_regs[UREG_RETPC]; + addr = regs->tpc + 4 + ((((call | 0xFFFFFFFFC0000000UL) ^ 0x20000000UL) + 0x20000000UL) << 2); + + if (test_thread_flag(TIF_32BIT)) + addr &= 0xFFFFFFFFUL; + + regs->tpc = addr; + regs->tnpc = addr+4; + return 2; + } + } while (0); + + do { /* PaX: patched PLT emulation #5 */ + unsigned int sethi, sethi1, sethi2, or1, or2, sllx, jmpl, nop; + + err = get_user(sethi, (unsigned int *)regs->tpc); + err |= get_user(sethi1, (unsigned int *)(regs->tpc+4)); + err |= get_user(sethi2, (unsigned int *)(regs->tpc+8)); + err |= get_user(or1, (unsigned int *)(regs->tpc+12)); + err |= get_user(or2, (unsigned int *)(regs->tpc+16)); + err |= get_user(sllx, (unsigned int *)(regs->tpc+20)); + err |= get_user(jmpl, (unsigned int *)(regs->tpc+24)); + err |= get_user(nop, (unsigned int *)(regs->tpc+28)); + + if (err) + break; + + if ((sethi & 0xFFC00000U) == 0x03000000U && + (sethi1 & 0xFFC00000U) == 0x03000000U && + (sethi2 & 0xFFC00000U) == 0x0B000000U && + (or1 & 0xFFFFE000U) == 0x82106000U && + (or2 & 0xFFFFE000U) == 0x8A116000U && + sllx == 0x83287020U && + jmpl == 0x81C04005U && + nop == 0x01000000U) + { + unsigned long addr; + + regs->u_regs[UREG_G1] = ((sethi1 & 0x003FFFFFU) << 10) | (or1 & 0x000003FFU); + regs->u_regs[UREG_G1] <<= 32; + regs->u_regs[UREG_G5] = ((sethi2 & 0x003FFFFFU) << 10) | (or2 & 0x000003FFU); + addr = regs->u_regs[UREG_G1] + regs->u_regs[UREG_G5]; + regs->tpc = addr; + regs->tnpc = addr+4; + return 2; + } + } while (0); + + do { /* PaX: patched PLT emulation #6 */ + unsigned int sethi, sethi1, sethi2, sllx, or, jmpl, nop; + + err = get_user(sethi, (unsigned int *)regs->tpc); + err |= get_user(sethi1, (unsigned int *)(regs->tpc+4)); + err |= get_user(sethi2, (unsigned int *)(regs->tpc+8)); + err |= get_user(sllx, (unsigned int *)(regs->tpc+12)); + err |= get_user(or, (unsigned int *)(regs->tpc+16)); + err |= get_user(jmpl, (unsigned int *)(regs->tpc+20)); + err |= get_user(nop, (unsigned int *)(regs->tpc+24)); + + if (err) + break; + + if ((sethi & 0xFFC00000U) == 0x03000000U && + (sethi1 & 0xFFC00000U) == 0x03000000U && + (sethi2 & 0xFFC00000U) == 0x0B000000U && + sllx == 0x83287020U && + (or & 0xFFFFE000U) == 0x8A116000U && + jmpl == 0x81C04005U && + nop == 0x01000000U) + { + unsigned long addr; + + regs->u_regs[UREG_G1] = (sethi1 & 0x003FFFFFU) << 10; + regs->u_regs[UREG_G1] <<= 32; + regs->u_regs[UREG_G5] = ((sethi2 & 0x003FFFFFU) << 10) | (or & 0x3FFU); + addr = regs->u_regs[UREG_G1] + regs->u_regs[UREG_G5]; + regs->tpc = addr; + regs->tnpc = addr+4; + return 2; + } + } while (0); + + do { /* PaX: unpatched PLT emulation step 1 */ + unsigned int sethi, ba, nop; + + err = get_user(sethi, (unsigned int *)regs->tpc); + err |= get_user(ba, (unsigned int *)(regs->tpc+4)); + err |= get_user(nop, (unsigned int *)(regs->tpc+8)); + + if (err) + break; + + if ((sethi & 0xFFC00000U) == 0x03000000U && + ((ba & 0xFFC00000U) == 0x30800000U || (ba & 0xFFF80000U) == 0x30680000U) && + nop == 0x01000000U) + { + unsigned long addr; + unsigned int save, call; + unsigned int sethi1, sethi2, or1, or2, sllx, add, jmpl; + + if ((ba & 0xFFC00000U) == 0x30800000U) + addr = regs->tpc + 4 + ((((ba | 0xFFFFFFFFFFC00000UL) ^ 0x00200000UL) + 0x00200000UL) << 2); + else + addr = regs->tpc + 4 + ((((ba | 0xFFFFFFFFFFF80000UL) ^ 0x00040000UL) + 0x00040000UL) << 2); + + if (test_thread_flag(TIF_32BIT)) + addr &= 0xFFFFFFFFUL; + + err = get_user(save, (unsigned int *)addr); + err |= get_user(call, (unsigned int *)(addr+4)); + err |= get_user(nop, (unsigned int *)(addr+8)); + if (err) + break; + +#ifdef CONFIG_PAX_DLRESOLVE + if (save == 0x9DE3BFA8U && + (call & 0xC0000000U) == 0x40000000U && + nop == 0x01000000U) + { + struct vm_area_struct *vma; + unsigned long call_dl_resolve; + + down_read(¤t->mm->mmap_sem); + call_dl_resolve = current->mm->call_dl_resolve; + up_read(¤t->mm->mmap_sem); + if (likely(call_dl_resolve)) + goto emulate; + + vma = kmem_cache_zalloc(vm_area_cachep, GFP_KERNEL); + + down_write(¤t->mm->mmap_sem); + if (current->mm->call_dl_resolve) { + call_dl_resolve = current->mm->call_dl_resolve; + up_write(¤t->mm->mmap_sem); + if (vma) + kmem_cache_free(vm_area_cachep, vma); + goto emulate; + } + + call_dl_resolve = get_unmapped_area(NULL, 0UL, PAGE_SIZE, 0UL, MAP_PRIVATE); + if (!vma || (call_dl_resolve & ~PAGE_MASK)) { + up_write(¤t->mm->mmap_sem); + if (vma) + kmem_cache_free(vm_area_cachep, vma); + return 1; + } + + if (pax_insert_vma(vma, call_dl_resolve)) { + up_write(¤t->mm->mmap_sem); + kmem_cache_free(vm_area_cachep, vma); + return 1; + } + + current->mm->call_dl_resolve = call_dl_resolve; + up_write(¤t->mm->mmap_sem); + +emulate: + regs->u_regs[UREG_G1] = (sethi & 0x003FFFFFU) << 10; + regs->tpc = call_dl_resolve; + regs->tnpc = addr+4; + return 3; + } +#endif + + /* PaX: glibc 2.4+ generates sethi/jmpl instead of save/call */ + if ((save & 0xFFC00000U) == 0x05000000U && + (call & 0xFFFFE000U) == 0x85C0A000U && + nop == 0x01000000U) + { + regs->u_regs[UREG_G1] = (sethi & 0x003FFFFFU) << 10; + regs->u_regs[UREG_G2] = addr + 4; + addr = (save & 0x003FFFFFU) << 10; + addr += (((call | 0xFFFFFFFFFFFFE000UL) ^ 0x00001000UL) + 0x00001000UL); + + if (test_thread_flag(TIF_32BIT)) + addr &= 0xFFFFFFFFUL; + + regs->tpc = addr; + regs->tnpc = addr+4; + return 3; + } + + /* PaX: 64-bit PLT stub */ + err = get_user(sethi1, (unsigned int *)addr); + err |= get_user(sethi2, (unsigned int *)(addr+4)); + err |= get_user(or1, (unsigned int *)(addr+8)); + err |= get_user(or2, (unsigned int *)(addr+12)); + err |= get_user(sllx, (unsigned int *)(addr+16)); + err |= get_user(add, (unsigned int *)(addr+20)); + err |= get_user(jmpl, (unsigned int *)(addr+24)); + err |= get_user(nop, (unsigned int *)(addr+28)); + if (err) + break; + + if ((sethi1 & 0xFFC00000U) == 0x09000000U && + (sethi2 & 0xFFC00000U) == 0x0B000000U && + (or1 & 0xFFFFE000U) == 0x88112000U && + (or2 & 0xFFFFE000U) == 0x8A116000U && + sllx == 0x89293020U && + add == 0x8A010005U && + jmpl == 0x89C14000U && + nop == 0x01000000U) + { + regs->u_regs[UREG_G1] = (sethi & 0x003FFFFFU) << 10; + regs->u_regs[UREG_G4] = ((sethi1 & 0x003FFFFFU) << 10) | (or1 & 0x000003FFU); + regs->u_regs[UREG_G4] <<= 32; + regs->u_regs[UREG_G5] = ((sethi2 & 0x003FFFFFU) << 10) | (or2 & 0x000003FFU); + regs->u_regs[UREG_G5] += regs->u_regs[UREG_G4]; + regs->u_regs[UREG_G4] = addr + 24; + addr = regs->u_regs[UREG_G5]; + regs->tpc = addr; + regs->tnpc = addr+4; + return 3; + } + } + } while (0); + +#ifdef CONFIG_PAX_DLRESOLVE + do { /* PaX: unpatched PLT emulation step 2 */ + unsigned int save, call, nop; + + err = get_user(save, (unsigned int *)(regs->tpc-4)); + err |= get_user(call, (unsigned int *)regs->tpc); + err |= get_user(nop, (unsigned int *)(regs->tpc+4)); + if (err) + break; + + if (save == 0x9DE3BFA8U && + (call & 0xC0000000U) == 0x40000000U && + nop == 0x01000000U) + { + unsigned long dl_resolve = regs->tpc + ((((call | 0xFFFFFFFFC0000000UL) ^ 0x20000000UL) + 0x20000000UL) << 2); + + if (test_thread_flag(TIF_32BIT)) + dl_resolve &= 0xFFFFFFFFUL; + + regs->u_regs[UREG_RETPC] = regs->tpc; + regs->tpc = dl_resolve; + regs->tnpc = dl_resolve+4; + return 3; + } + } while (0); +#endif + + do { /* PaX: patched PLT emulation #7, must be AFTER the unpatched PLT emulation */ + unsigned int sethi, ba, nop; + + err = get_user(sethi, (unsigned int *)regs->tpc); + err |= get_user(ba, (unsigned int *)(regs->tpc+4)); + err |= get_user(nop, (unsigned int *)(regs->tpc+8)); + + if (err) + break; + + if ((sethi & 0xFFC00000U) == 0x03000000U && + (ba & 0xFFF00000U) == 0x30600000U && + nop == 0x01000000U) + { + unsigned long addr; + + addr = (sethi & 0x003FFFFFU) << 10; + regs->u_regs[UREG_G1] = addr; + addr = regs->tpc + ((((ba | 0xFFFFFFFFFFF80000UL) ^ 0x00040000UL) + 0x00040000UL) << 2); + + if (test_thread_flag(TIF_32BIT)) + addr &= 0xFFFFFFFFUL; + + regs->tpc = addr; + regs->tnpc = addr+4; + return 2; + } + } while (0); + +#endif + + return 1; +} + +void pax_report_insns(struct pt_regs *regs, void *pc, void *sp) +{ + unsigned long i; + + printk(KERN_ERR "PAX: bytes at PC: "); + for (i = 0; i < 8; i++) { + unsigned int c; + if (get_user(c, (unsigned int *)pc+i)) + printk(KERN_CONT "???????? "); + else + printk(KERN_CONT "%08x ", c); + } + printk("\n"); +} +#endif + asmlinkage void __kprobes do_sparc64_fault(struct pt_regs *regs) { enum ctx_state prev_state = exception_enter(); @@ -353,6 +816,29 @@ retry: if (!vma) goto bad_area; +#ifdef CONFIG_PAX_PAGEEXEC + /* PaX: detect ITLB misses on non-exec pages */ + if ((mm->pax_flags & MF_PAX_PAGEEXEC) && vma->vm_start <= address && + !(vma->vm_flags & VM_EXEC) && (fault_code & FAULT_CODE_ITLB)) + { + if (address != regs->tpc) + goto good_area; + + up_read(&mm->mmap_sem); + switch (pax_handle_fetch_fault(regs)) { + +#ifdef CONFIG_PAX_EMUPLT + case 2: + case 3: + return; +#endif + + } + pax_report_fault(regs, (void *)regs->tpc, (void *)(regs->u_regs[UREG_FP] + STACK_BIAS)); + do_group_exit(SIGKILL); + } +#endif + /* Pure DTLB misses do not tell us whether the fault causing * load/store/atomic was a write or not, it only says that there * was no match. So in such a case we (carefully) read the diff --git a/arch/sparc/mm/hugetlbpage.c b/arch/sparc/mm/hugetlbpage.c index 131eaf4..285ea31 100644 --- a/arch/sparc/mm/hugetlbpage.c +++ b/arch/sparc/mm/hugetlbpage.c @@ -25,8 +25,10 @@ static unsigned long hugetlb_get_unmapped_area_bottomup(struct file *filp, unsigned long addr, unsigned long len, unsigned long pgoff, - unsigned long flags) + unsigned long flags, + unsigned long offset) { + struct mm_struct *mm = current->mm; unsigned long task_size = TASK_SIZE; struct vm_unmapped_area_info info; @@ -35,15 +37,22 @@ static unsigned long hugetlb_get_unmapped_area_bottomup(struct file *filp, info.flags = 0; info.length = len; - info.low_limit = TASK_UNMAPPED_BASE; + info.low_limit = mm->mmap_base; info.high_limit = min(task_size, VA_EXCLUDE_START); info.align_mask = PAGE_MASK & ~HPAGE_MASK; info.align_offset = 0; + info.threadstack_offset = offset; addr = vm_unmapped_area(&info); if ((addr & ~PAGE_MASK) && task_size > VA_EXCLUDE_END) { VM_BUG_ON(addr != -ENOMEM); info.low_limit = VA_EXCLUDE_END; + +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) + info.low_limit += mm->delta_mmap; +#endif + info.high_limit = task_size; addr = vm_unmapped_area(&info); } @@ -55,7 +64,8 @@ static unsigned long hugetlb_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, const unsigned long len, const unsigned long pgoff, - const unsigned long flags) + const unsigned long flags, + const unsigned long offset) { struct mm_struct *mm = current->mm; unsigned long addr = addr0; @@ -70,6 +80,7 @@ hugetlb_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, info.high_limit = mm->mmap_base; info.align_mask = PAGE_MASK & ~HPAGE_MASK; info.align_offset = 0; + info.threadstack_offset = offset; addr = vm_unmapped_area(&info); /* @@ -82,6 +93,12 @@ hugetlb_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, VM_BUG_ON(addr != -ENOMEM); info.flags = 0; info.low_limit = TASK_UNMAPPED_BASE; + +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) + info.low_limit += mm->delta_mmap; +#endif + info.high_limit = STACK_TOP32; addr = vm_unmapped_area(&info); } @@ -96,6 +113,7 @@ hugetlb_get_unmapped_area(struct file *file, unsigned long addr, struct mm_struct *mm = current->mm; struct vm_area_struct *vma; unsigned long task_size = TASK_SIZE; + unsigned long offset = gr_rand_threadstack_offset(mm, file, flags); if (test_thread_flag(TIF_32BIT)) task_size = STACK_TOP32; @@ -111,19 +129,22 @@ hugetlb_get_unmapped_area(struct file *file, unsigned long addr, return addr; } +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + if (addr) { addr = ALIGN(addr, HPAGE_SIZE); vma = find_vma(mm, addr); - if (task_size - len >= addr && - (!vma || addr + len <= vma->vm_start)) + if (task_size - len >= addr && check_heap_stack_gap(vma, addr, len, offset)) return addr; } if (mm->get_unmapped_area == arch_get_unmapped_area) return hugetlb_get_unmapped_area_bottomup(file, addr, len, - pgoff, flags); + pgoff, flags, offset); else return hugetlb_get_unmapped_area_topdown(file, addr, len, - pgoff, flags); + pgoff, flags, offset); } pte_t *huge_pte_alloc(struct mm_struct *mm, diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c index 4ac88b7..bac6cb2 100644 --- a/arch/sparc/mm/init_64.c +++ b/arch/sparc/mm/init_64.c @@ -187,9 +187,9 @@ unsigned long sparc64_kern_sec_context __read_mostly; int num_kernel_image_mappings; #ifdef CONFIG_DEBUG_DCFLUSH -atomic_t dcpage_flushes = ATOMIC_INIT(0); +atomic_unchecked_t dcpage_flushes = ATOMIC_INIT(0); #ifdef CONFIG_SMP -atomic_t dcpage_flushes_xcall = ATOMIC_INIT(0); +atomic_unchecked_t dcpage_flushes_xcall = ATOMIC_INIT(0); #endif #endif @@ -197,7 +197,7 @@ inline void flush_dcache_page_impl(struct page *page) { BUG_ON(tlb_type == hypervisor); #ifdef CONFIG_DEBUG_DCFLUSH - atomic_inc(&dcpage_flushes); + atomic_inc_unchecked(&dcpage_flushes); #endif #ifdef DCACHE_ALIASING_POSSIBLE @@ -469,10 +469,10 @@ void mmu_info(struct seq_file *m) #ifdef CONFIG_DEBUG_DCFLUSH seq_printf(m, "DCPageFlushes\t: %d\n", - atomic_read(&dcpage_flushes)); + atomic_read_unchecked(&dcpage_flushes)); #ifdef CONFIG_SMP seq_printf(m, "DCPageFlushesXC\t: %d\n", - atomic_read(&dcpage_flushes_xcall)); + atomic_read_unchecked(&dcpage_flushes_xcall)); #endif /* CONFIG_SMP */ #endif /* CONFIG_DEBUG_DCFLUSH */ } diff --git a/arch/tile/Kconfig b/arch/tile/Kconfig index 106c21b..185bf0f 100644 --- a/arch/tile/Kconfig +++ b/arch/tile/Kconfig @@ -206,6 +206,7 @@ source "kernel/Kconfig.hz" config KEXEC bool "kexec system call" select KEXEC_CORE + depends on !GRKERNSEC_KMEM ---help--- kexec is a system call that implements the ability to shutdown your current kernel, and to start another kernel. It is like a reboot diff --git a/arch/tile/include/asm/atomic_64.h b/arch/tile/include/asm/atomic_64.h index 096a56d..bffafc0 100644 --- a/arch/tile/include/asm/atomic_64.h +++ b/arch/tile/include/asm/atomic_64.h @@ -145,6 +145,16 @@ static inline void atomic64_xor(long i, atomic64_t *v) #define atomic64_inc_not_zero(v) atomic64_add_unless((v), 1, 0) +#define atomic64_read_unchecked(v) atomic64_read(v) +#define atomic64_set_unchecked(v, i) atomic64_set((v), (i)) +#define atomic64_add_unchecked(a, v) atomic64_add((a), (v)) +#define atomic64_add_return_unchecked(a, v) atomic64_add_return((a), (v)) +#define atomic64_sub_unchecked(a, v) atomic64_sub((a), (v)) +#define atomic64_inc_unchecked(v) atomic64_inc(v) +#define atomic64_inc_return_unchecked(v) atomic64_inc_return(v) +#define atomic64_dec_unchecked(v) atomic64_dec(v) +#define atomic64_cmpxchg_unchecked(v, o, n) atomic64_cmpxchg((v), (o), (n)) + #endif /* !__ASSEMBLY__ */ #endif /* _ASM_TILE_ATOMIC_64_H */ diff --git a/arch/tile/include/asm/cache.h b/arch/tile/include/asm/cache.h index 6160761..00cac88 100644 --- a/arch/tile/include/asm/cache.h +++ b/arch/tile/include/asm/cache.h @@ -15,11 +15,12 @@ #ifndef _ASM_TILE_CACHE_H #define _ASM_TILE_CACHE_H +#include <linux/const.h> #include <arch/chip.h> /* bytes per L1 data cache line */ #define L1_CACHE_SHIFT CHIP_L1D_LOG_LINE_SIZE() -#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) /* bytes per L2 cache line */ #define L2_CACHE_SHIFT CHIP_L2_LOG_LINE_SIZE() diff --git a/arch/tile/include/asm/uaccess.h b/arch/tile/include/asm/uaccess.h index 0a9c4265..bfb62d1 100644 --- a/arch/tile/include/asm/uaccess.h +++ b/arch/tile/include/asm/uaccess.h @@ -429,9 +429,9 @@ static inline unsigned long __must_check copy_from_user(void *to, const void __user *from, unsigned long n) { - int sz = __compiletime_object_size(to); + size_t sz = __compiletime_object_size(to); - if (likely(sz == -1 || sz >= n)) + if (likely(sz == (size_t)-1 || sz >= n)) n = _copy_from_user(to, from, n); else copy_from_user_overflow(); diff --git a/arch/tile/mm/hugetlbpage.c b/arch/tile/mm/hugetlbpage.c index c034dc3..cf1cc96 100644 --- a/arch/tile/mm/hugetlbpage.c +++ b/arch/tile/mm/hugetlbpage.c @@ -174,6 +174,7 @@ static unsigned long hugetlb_get_unmapped_area_bottomup(struct file *file, info.high_limit = TASK_SIZE; info.align_mask = PAGE_MASK & ~huge_page_mask(h); info.align_offset = 0; + info.threadstack_offset = 0; return vm_unmapped_area(&info); } @@ -191,6 +192,7 @@ static unsigned long hugetlb_get_unmapped_area_topdown(struct file *file, info.high_limit = current->mm->mmap_base; info.align_mask = PAGE_MASK & ~huge_page_mask(h); info.align_offset = 0; + info.threadstack_offset = 0; addr = vm_unmapped_area(&info); /* diff --git a/arch/um/Makefile b/arch/um/Makefile index e3abe6f..ae224ef 100644 --- a/arch/um/Makefile +++ b/arch/um/Makefile @@ -73,6 +73,10 @@ USER_CFLAGS = $(patsubst $(KERNEL_DEFINES),,$(patsubst -I%,,$(KBUILD_CFLAGS))) \ -D_FILE_OFFSET_BITS=64 -idirafter $(srctree)/include \ -idirafter $(obj)/include -D__KERNEL__ -D__UM_HOST__ +ifdef CONSTIFY_PLUGIN +USER_CFLAGS += -fplugin-arg-constify_plugin-no-constify +endif + #This will adjust *FLAGS accordingly to the platform. include $(ARCH_DIR)/Makefile-os-$(OS) diff --git a/arch/um/include/asm/cache.h b/arch/um/include/asm/cache.h index 19e1bdd..3665b77 100644 --- a/arch/um/include/asm/cache.h +++ b/arch/um/include/asm/cache.h @@ -1,6 +1,7 @@ #ifndef __UM_CACHE_H #define __UM_CACHE_H +#include <linux/const.h> #if defined(CONFIG_UML_X86) && !defined(CONFIG_64BIT) # define L1_CACHE_SHIFT (CONFIG_X86_L1_CACHE_SHIFT) @@ -12,6 +13,6 @@ # define L1_CACHE_SHIFT 5 #endif -#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) #endif diff --git a/arch/um/include/asm/kmap_types.h b/arch/um/include/asm/kmap_types.h index 2e0a6b1..a64d0f5 100644 --- a/arch/um/include/asm/kmap_types.h +++ b/arch/um/include/asm/kmap_types.h @@ -8,6 +8,6 @@ /* No more #include "asm/arch/kmap_types.h" ! */ -#define KM_TYPE_NR 14 +#define KM_TYPE_NR 15 #endif diff --git a/arch/um/include/asm/page.h b/arch/um/include/asm/page.h index 71c5d13..4c7b9f1 100644 --- a/arch/um/include/asm/page.h +++ b/arch/um/include/asm/page.h @@ -14,6 +14,9 @@ #define PAGE_SIZE (_AC(1, UL) << PAGE_SHIFT) #define PAGE_MASK (~(PAGE_SIZE-1)) +#define ktla_ktva(addr) (addr) +#define ktva_ktla(addr) (addr) + #ifndef __ASSEMBLY__ struct page; diff --git a/arch/um/include/asm/pgtable-3level.h b/arch/um/include/asm/pgtable-3level.h index 2b4274e..754fe06 100644 --- a/arch/um/include/asm/pgtable-3level.h +++ b/arch/um/include/asm/pgtable-3level.h @@ -58,6 +58,7 @@ #define pud_present(x) (pud_val(x) & _PAGE_PRESENT) #define pud_populate(mm, pud, pmd) \ set_pud(pud, __pud(_PAGE_TABLE + __pa(pmd))) +#define pud_populate_kernel(mm, pud, pmd) pud_populate((mm), (pud), (pmd)) #ifdef CONFIG_64BIT #define set_pud(pudptr, pudval) set_64bit((u64 *) (pudptr), pud_val(pudval)) diff --git a/arch/um/kernel/process.c b/arch/um/kernel/process.c index a6d9226..d243e1e 100644 --- a/arch/um/kernel/process.c +++ b/arch/um/kernel/process.c @@ -347,22 +347,6 @@ int singlestepping(void * t) return 2; } -/* - * Only x86 and x86_64 have an arch_align_stack(). - * All other arches have "#define arch_align_stack(x) (x)" - * in their asm/exec.h - * As this is included in UML from asm-um/system-generic.h, - * we can use it to behave as the subarch does. - */ -#ifndef arch_align_stack -unsigned long arch_align_stack(unsigned long sp) -{ - if (!(current->personality & ADDR_NO_RANDOMIZE) && randomize_va_space) - sp -= get_random_int() % 8192; - return sp & ~0xf; -} -#endif - unsigned long get_wchan(struct task_struct *p) { unsigned long stack_page, sp, ip; diff --git a/arch/unicore32/include/asm/cache.h b/arch/unicore32/include/asm/cache.h index ad8f795..2c7eec6 100644 --- a/arch/unicore32/include/asm/cache.h +++ b/arch/unicore32/include/asm/cache.h @@ -12,8 +12,10 @@ #ifndef __UNICORE_CACHE_H__ #define __UNICORE_CACHE_H__ -#define L1_CACHE_SHIFT (5) -#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) +#include <linux/const.h> + +#define L1_CACHE_SHIFT 5 +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) /* * Memory returned by kmalloc() may be used for DMA, so we must make diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 96d058a..b581500 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -36,14 +36,13 @@ config X86 select ARCH_MIGHT_HAVE_PC_SERIO select ARCH_SUPPORTS_ATOMIC_RMW select ARCH_SUPPORTS_DEFERRED_STRUCT_PAGE_INIT - select ARCH_SUPPORTS_INT128 if X86_64 + select ARCH_SUPPORTS_INT128 if X86_64 && !PAX_SIZE_OVERFLOW select ARCH_SUPPORTS_NUMA_BALANCING if X86_64 select ARCH_USE_BUILTIN_BSWAP select ARCH_USE_CMPXCHG_LOCKREF if X86_64 select ARCH_USE_QUEUED_RWLOCKS select ARCH_USE_QUEUED_SPINLOCKS select ARCH_WANT_BATCHED_UNMAP_TLB_FLUSH if SMP - select ARCH_WANTS_DYNAMIC_TASK_STRUCT select ARCH_WANT_FRAME_POINTERS select ARCH_WANT_IPC_PARSE_VERSION if X86_32 select ARCH_WANT_OPTIONAL_GPIOLIB @@ -87,7 +86,7 @@ config X86 select HAVE_ARCH_TRACEHOOK select HAVE_ARCH_TRANSPARENT_HUGEPAGE select HAVE_BPF_JIT if X86_64 - select HAVE_CC_STACKPROTECTOR + select HAVE_CC_STACKPROTECTOR if X86_64 || !PAX_MEMORY_UDEREF select HAVE_CMPXCHG_DOUBLE select HAVE_CMPXCHG_LOCAL select HAVE_CONTEXT_TRACKING if X86_64 @@ -276,7 +275,7 @@ config X86_64_SMP config X86_32_LAZY_GS def_bool y - depends on X86_32 && !CC_STACKPROTECTOR + depends on X86_32 && !CC_STACKPROTECTOR && !PAX_MEMORY_UDEREF config ARCH_HWEIGHT_CFLAGS string @@ -648,6 +647,7 @@ config SCHED_OMIT_FRAME_POINTER menuconfig HYPERVISOR_GUEST bool "Linux guest support" + depends on !GRKERNSEC_CONFIG_AUTO || GRKERNSEC_CONFIG_VIRT_GUEST || (GRKERNSEC_CONFIG_VIRT_HOST && GRKERNSEC_CONFIG_VIRT_XEN) ---help--- Say Y here to enable options for running Linux under various hyper- visors. This option enables basic hypervisor detection and platform @@ -1039,6 +1039,7 @@ config VM86 config X86_16BIT bool "Enable support for 16-bit segments" if EXPERT + depends on !GRKERNSEC default y depends on MODIFY_LDT_SYSCALL ---help--- @@ -1208,6 +1209,7 @@ choice config NOHIGHMEM bool "off" + depends on !(PAX_PAGEEXEC && PAX_ENABLE_PAE) ---help--- Linux can use up to 64 Gigabytes of physical memory on x86 systems. However, the address space of 32-bit x86 processors is only 4 @@ -1244,6 +1246,7 @@ config NOHIGHMEM config HIGHMEM4G bool "4GB" + depends on !(PAX_PAGEEXEC && PAX_ENABLE_PAE) ---help--- Select this if you have a 32-bit processor and between 1 and 4 gigabytes of physical RAM. @@ -1296,7 +1299,7 @@ config PAGE_OFFSET hex default 0xB0000000 if VMSPLIT_3G_OPT default 0x80000000 if VMSPLIT_2G - default 0x78000000 if VMSPLIT_2G_OPT + default 0x70000000 if VMSPLIT_2G_OPT default 0x40000000 if VMSPLIT_1G default 0xC0000000 depends on X86_32 @@ -1317,7 +1320,6 @@ config X86_PAE config ARCH_PHYS_ADDR_T_64BIT def_bool y - depends on X86_64 || X86_PAE config ARCH_DMA_ADDR_T_64BIT def_bool y @@ -1757,6 +1759,7 @@ source kernel/Kconfig.hz config KEXEC bool "kexec system call" select KEXEC_CORE + depends on !GRKERNSEC_KMEM ---help--- kexec is a system call that implements the ability to shutdown your current kernel, and to start another kernel. It is like a reboot @@ -1939,7 +1942,9 @@ config X86_NEED_RELOCS config PHYSICAL_ALIGN hex "Alignment value to which kernel should be aligned" - default "0x200000" + default "0x1000000" + range 0x200000 0x1000000 if PAX_KERNEXEC && X86_PAE + range 0x400000 0x1000000 if PAX_KERNEXEC && !X86_PAE range 0x2000 0x1000000 if X86_32 range 0x200000 0x1000000 if X86_64 ---help--- @@ -2022,6 +2027,7 @@ config COMPAT_VDSO def_bool n prompt "Disable the 32-bit vDSO (needed for glibc 2.3.3)" depends on X86_32 || IA32_EMULATION + depends on !PAX_PAGEEXEC && !PAX_SEGMEXEC && !PAX_KERNEXEC && !PAX_MEMORY_UDEREF ---help--- Certain buggy versions of glibc will crash if they are presented with a 32-bit vDSO that is not mapped at the address @@ -2102,6 +2108,22 @@ config MODIFY_LDT_SYSCALL Saying 'N' here may make sense for embedded or server kernels. +config DEFAULT_MODIFY_LDT_SYSCALL + bool "Allow userspace to modify the LDT by default" + default y + + ---help--- + Modifying the LDT (Local Descriptor Table) may be needed to run a + 16-bit or segmented code such as Dosemu or Wine. This is done via + a system call which is not needed to run portable applications, + and which can sometimes be abused to exploit some weaknesses of + the architecture, opening new vulnerabilities. + + For this reason this option allows one to enable or disable the + feature at runtime. It is recommended to say 'N' here to leave + the system protected, and to enable it at runtime only if needed + by setting the sys.kernel.modify_ldt sysctl. + source "kernel/livepatch/Kconfig" endmenu diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu index 6983314..54ad7e8 100644 --- a/arch/x86/Kconfig.cpu +++ b/arch/x86/Kconfig.cpu @@ -319,7 +319,7 @@ config X86_PPRO_FENCE config X86_F00F_BUG def_bool y - depends on M586MMX || M586TSC || M586 || M486 + depends on (M586MMX || M586TSC || M586 || M486) && !PAX_KERNEXEC config X86_INVD_BUG def_bool y @@ -327,7 +327,7 @@ config X86_INVD_BUG config X86_ALIGNMENT_16 def_bool y - depends on MWINCHIP3D || MWINCHIPC6 || MCYRIXIII || MELAN || MK6 || M586MMX || M586TSC || M586 || M486 || MVIAC3_2 || MGEODEGX1 + depends on MWINCHIP3D || MWINCHIPC6 || MCYRIXIII || X86_ELAN || MK8 || MK7 || MK6 || MCORE2 || MPENTIUM4 || MPENTIUMIII || MPENTIUMII || M686 || M586MMX || M586TSC || M586 || M486 || MVIAC3_2 || MGEODEGX1 config X86_INTEL_USERCOPY def_bool y @@ -369,7 +369,7 @@ config X86_CMPXCHG64 # generates cmov. config X86_CMOV def_bool y - depends on (MK8 || MK7 || MCORE2 || MPENTIUM4 || MPENTIUMM || MPENTIUMIII || MPENTIUMII || M686 || MVIAC3_2 || MVIAC7 || MCRUSOE || MEFFICEON || X86_64 || MATOM || MGEODE_LX) + depends on (MK8 || MK7 || MCORE2 || MPSC || MPENTIUM4 || MPENTIUMM || MPENTIUMIII || MPENTIUMII || M686 || MVIAC3_2 || MVIAC7 || MCRUSOE || MEFFICEON || X86_64 || MATOM || MGEODE_LX) config X86_MINIMUM_CPU_FAMILY int diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug index d8c0d32..28e3117 100644 --- a/arch/x86/Kconfig.debug +++ b/arch/x86/Kconfig.debug @@ -69,6 +69,7 @@ config X86_PTDUMP bool "Export kernel pagetable layout to userspace via debugfs" depends on DEBUG_KERNEL select DEBUG_FS + depends on !GRKERNSEC_KMEM ---help--- Say Y here if you want to show the kernel pagetable layout in a debugfs file. This information is only useful for kernel developers @@ -89,7 +90,7 @@ config EFI_PGT_DUMP config DEBUG_RODATA bool "Write protect kernel read-only data structures" default y - depends on DEBUG_KERNEL + depends on DEBUG_KERNEL && BROKEN ---help--- Mark the kernel read-only data as write-protected in the pagetables, in order to catch accidental (and incorrect) writes to such const @@ -107,7 +108,7 @@ config DEBUG_RODATA_TEST config DEBUG_SET_MODULE_RONX bool "Set loadable kernel module data as NX and text as RO" - depends on MODULES + depends on MODULES && BROKEN ---help--- This option helps catch unintended modifications to loadable kernel module's text and read-only data. It also prevents execution @@ -359,6 +360,7 @@ config X86_DEBUG_FPU config PUNIT_ATOM_DEBUG tristate "ATOM Punit debug driver" select DEBUG_FS + depends on !GRKERNSEC_KMEM select IOSF_MBI ---help--- This is a debug driver, which gets the power states diff --git a/arch/x86/Makefile b/arch/x86/Makefile index 747860c..0374d1e 100644 --- a/arch/x86/Makefile +++ b/arch/x86/Makefile @@ -75,9 +75,6 @@ ifeq ($(CONFIG_X86_32),y) # CPU-specific tuning. Anything which can be shared with UML should go here. include arch/x86/Makefile_32.cpu KBUILD_CFLAGS += $(cflags-y) - - # temporary until string.h is fixed - KBUILD_CFLAGS += -ffreestanding else BITS := 64 UTS_MACHINE := x86_64 @@ -126,6 +123,9 @@ else KBUILD_CFLAGS += $(call cc-option,-maccumulate-outgoing-args) endif +# temporary until string.h is fixed +KBUILD_CFLAGS += -ffreestanding + # Make sure compiler does not have buggy stack-protector support. ifdef CONFIG_CC_STACKPROTECTOR cc_has_sp := $(srctree)/scripts/gcc-x86_$(BITS)-has-stack-protector.sh @@ -191,6 +191,7 @@ archheaders: $(Q)$(MAKE) $(build)=arch/x86/entry/syscalls all archprepare: + $(if $(LDFLAGS_BUILD_ID),,$(error $(OLD_LD))) ifeq ($(CONFIG_KEXEC_FILE),y) $(Q)$(MAKE) $(build)=arch/x86/purgatory arch/x86/purgatory/kexec-purgatory.c endif @@ -276,3 +277,9 @@ define archhelp echo ' FDARGS="..." arguments for the booted kernel' echo ' FDINITRD=file initrd for the booted kernel' endef + +define OLD_LD + +*** ${VERSION}.${PATCHLEVEL} PaX kernels no longer build correctly with old versions of binutils. +*** Please upgrade your binutils to 2.18 or newer +endef diff --git a/arch/x86/boot/Makefile b/arch/x86/boot/Makefile index 0d553e5..cecccf9 100644 --- a/arch/x86/boot/Makefile +++ b/arch/x86/boot/Makefile @@ -58,6 +58,9 @@ clean-files += cpustr.h # --------------------------------------------------------------------------- KBUILD_CFLAGS := $(USERINCLUDE) $(REALMODE_CFLAGS) -D_SETUP +ifdef CONSTIFY_PLUGIN +KBUILD_CFLAGS += -fplugin-arg-constify_plugin-no-constify +endif KBUILD_AFLAGS := $(KBUILD_CFLAGS) -D__ASSEMBLY__ GCOV_PROFILE := n diff --git a/arch/x86/boot/bitops.h b/arch/x86/boot/bitops.h index 878e4b9..20537ab 100644 --- a/arch/x86/boot/bitops.h +++ b/arch/x86/boot/bitops.h @@ -26,7 +26,7 @@ static inline int variable_test_bit(int nr, const void *addr) u8 v; const u32 *p = (const u32 *)addr; - asm("btl %2,%1; setc %0" : "=qm" (v) : "m" (*p), "Ir" (nr)); + asm volatile("btl %2,%1; setc %0" : "=qm" (v) : "m" (*p), "Ir" (nr)); return v; } @@ -37,7 +37,7 @@ static inline int variable_test_bit(int nr, const void *addr) static inline void set_bit(int nr, void *addr) { - asm("btsl %1,%0" : "+m" (*(u32 *)addr) : "Ir" (nr)); + asm volatile("btsl %1,%0" : "+m" (*(u32 *)addr) : "Ir" (nr)); } #endif /* BOOT_BITOPS_H */ diff --git a/arch/x86/boot/boot.h b/arch/x86/boot/boot.h index 0033e96..b3179b9 100644 --- a/arch/x86/boot/boot.h +++ b/arch/x86/boot/boot.h @@ -84,7 +84,7 @@ static inline void io_delay(void) static inline u16 ds(void) { u16 seg; - asm("movw %%ds,%0" : "=rm" (seg)); + asm volatile("movw %%ds,%0" : "=rm" (seg)); return seg; } diff --git a/arch/x86/boot/compressed/Makefile b/arch/x86/boot/compressed/Makefile index 0a291cd..9686efc 100644 --- a/arch/x86/boot/compressed/Makefile +++ b/arch/x86/boot/compressed/Makefile @@ -30,6 +30,9 @@ KBUILD_CFLAGS += $(cflags-y) KBUILD_CFLAGS += -mno-mmx -mno-sse KBUILD_CFLAGS += $(call cc-option,-ffreestanding) KBUILD_CFLAGS += $(call cc-option,-fno-stack-protector) +ifdef CONSTIFY_PLUGIN +KBUILD_CFLAGS += -fplugin-arg-constify_plugin-no-constify +endif KBUILD_AFLAGS := $(KBUILD_CFLAGS) -D__ASSEMBLY__ GCOV_PROFILE := n diff --git a/arch/x86/boot/compressed/efi_stub_32.S b/arch/x86/boot/compressed/efi_stub_32.S index a53440e..c3dbf1e 100644 --- a/arch/x86/boot/compressed/efi_stub_32.S +++ b/arch/x86/boot/compressed/efi_stub_32.S @@ -46,16 +46,13 @@ ENTRY(efi_call_phys) * parameter 2, ..., param n. To make things easy, we save the return * address of efi_call_phys in a global variable. */ - popl %ecx - movl %ecx, saved_return_addr(%edx) - /* get the function pointer into ECX*/ - popl %ecx - movl %ecx, efi_rt_function_ptr(%edx) + popl saved_return_addr(%edx) + popl efi_rt_function_ptr(%edx) /* * 3. Call the physical function. */ - call *%ecx + call *efi_rt_function_ptr(%edx) /* * 4. Balance the stack. And because EAX contain the return value, @@ -67,15 +64,12 @@ ENTRY(efi_call_phys) 1: popl %edx subl $1b, %edx - movl efi_rt_function_ptr(%edx), %ecx - pushl %ecx + pushl efi_rt_function_ptr(%edx) /* * 10. Push the saved return address onto the stack and return. */ - movl saved_return_addr(%edx), %ecx - pushl %ecx - ret + jmpl *saved_return_addr(%edx) ENDPROC(efi_call_phys) .previous diff --git a/arch/x86/boot/compressed/efi_thunk_64.S b/arch/x86/boot/compressed/efi_thunk_64.S index 630384a..278e788 100644 --- a/arch/x86/boot/compressed/efi_thunk_64.S +++ b/arch/x86/boot/compressed/efi_thunk_64.S @@ -189,8 +189,8 @@ efi_gdt64: .long 0 /* Filled out by user */ .word 0 .quad 0x0000000000000000 /* NULL descriptor */ - .quad 0x00af9a000000ffff /* __KERNEL_CS */ - .quad 0x00cf92000000ffff /* __KERNEL_DS */ + .quad 0x00af9b000000ffff /* __KERNEL_CS */ + .quad 0x00cf93000000ffff /* __KERNEL_DS */ .quad 0x0080890000000000 /* TS descriptor */ .quad 0x0000000000000000 /* TS continued */ efi_gdt64_end: diff --git a/arch/x86/boot/compressed/head_32.S b/arch/x86/boot/compressed/head_32.S index 8ef964d..fcfb8aa 100644 --- a/arch/x86/boot/compressed/head_32.S +++ b/arch/x86/boot/compressed/head_32.S @@ -141,10 +141,10 @@ preferred_addr: addl %eax, %ebx notl %eax andl %eax, %ebx - cmpl $LOAD_PHYSICAL_ADDR, %ebx + cmpl $____LOAD_PHYSICAL_ADDR, %ebx jge 1f #endif - movl $LOAD_PHYSICAL_ADDR, %ebx + movl $____LOAD_PHYSICAL_ADDR, %ebx 1: /* Target address to relocate to for decompression */ diff --git a/arch/x86/boot/compressed/head_64.S b/arch/x86/boot/compressed/head_64.S index b0c0d16..3b44ff8 100644 --- a/arch/x86/boot/compressed/head_64.S +++ b/arch/x86/boot/compressed/head_64.S @@ -95,10 +95,10 @@ ENTRY(startup_32) addl %eax, %ebx notl %eax andl %eax, %ebx - cmpl $LOAD_PHYSICAL_ADDR, %ebx + cmpl $____LOAD_PHYSICAL_ADDR, %ebx jge 1f #endif - movl $LOAD_PHYSICAL_ADDR, %ebx + movl $____LOAD_PHYSICAL_ADDR, %ebx 1: /* Target address to relocate to for decompression */ @@ -323,10 +323,10 @@ preferred_addr: addq %rax, %rbp notq %rax andq %rax, %rbp - cmpq $LOAD_PHYSICAL_ADDR, %rbp + cmpq $____LOAD_PHYSICAL_ADDR, %rbp jge 1f #endif - movq $LOAD_PHYSICAL_ADDR, %rbp + movq $____LOAD_PHYSICAL_ADDR, %rbp 1: /* Target address to relocate to for decompression */ @@ -435,8 +435,8 @@ gdt: .long gdt .word 0 .quad 0x0000000000000000 /* NULL descriptor */ - .quad 0x00af9a000000ffff /* __KERNEL_CS */ - .quad 0x00cf92000000ffff /* __KERNEL_DS */ + .quad 0x00af9b000000ffff /* __KERNEL_CS */ + .quad 0x00cf93000000ffff /* __KERNEL_DS */ .quad 0x0080890000000000 /* TS descriptor */ .quad 0x0000000000000000 /* TS continued */ gdt_end: diff --git a/arch/x86/boot/compressed/misc.c b/arch/x86/boot/compressed/misc.c index 79dac17..1549446 100644 --- a/arch/x86/boot/compressed/misc.c +++ b/arch/x86/boot/compressed/misc.c @@ -259,7 +259,7 @@ static void handle_relocations(void *output, unsigned long output_len) * Calculate the delta between where vmlinux was linked to load * and where it was actually loaded. */ - delta = min_addr - LOAD_PHYSICAL_ADDR; + delta = min_addr - ____LOAD_PHYSICAL_ADDR; if (!delta) { debug_putstr("No relocation needed... "); return; @@ -341,7 +341,7 @@ static void parse_elf(void *output) Elf32_Ehdr ehdr; Elf32_Phdr *phdrs, *phdr; #endif - void *dest; + void *dest, *prev; int i; memcpy(&ehdr, output, sizeof(ehdr)); @@ -368,13 +368,16 @@ static void parse_elf(void *output) case PT_LOAD: #ifdef CONFIG_RELOCATABLE dest = output; - dest += (phdr->p_paddr - LOAD_PHYSICAL_ADDR); + dest += (phdr->p_paddr - ____LOAD_PHYSICAL_ADDR); #else dest = (void *)(phdr->p_paddr); #endif memcpy(dest, output + phdr->p_offset, phdr->p_filesz); + if (i) + memset(prev, 0xff, dest - prev); + prev = dest + phdr->p_filesz; break; default: /* Ignore other PT_* */ break; } @@ -443,7 +446,7 @@ asmlinkage __visible void *decompress_kernel(void *rmode, memptr heap, error("Destination address too large"); #endif #ifndef CONFIG_RELOCATABLE - if ((unsigned long)output != LOAD_PHYSICAL_ADDR) + if ((unsigned long)output != ____LOAD_PHYSICAL_ADDR) error("Wrong destination address"); #endif diff --git a/arch/x86/boot/cpucheck.c b/arch/x86/boot/cpucheck.c index 1fd7d57..0f7d096 100644 --- a/arch/x86/boot/cpucheck.c +++ b/arch/x86/boot/cpucheck.c @@ -125,9 +125,9 @@ int check_cpu(int *cpu_level_ptr, int *req_level_ptr, u32 **err_flags_ptr) u32 ecx = MSR_K7_HWCR; u32 eax, edx; - asm("rdmsr" : "=a" (eax), "=d" (edx) : "c" (ecx)); + asm volatile("rdmsr" : "=a" (eax), "=d" (edx) : "c" (ecx)); eax &= ~(1 << 15); - asm("wrmsr" : : "a" (eax), "d" (edx), "c" (ecx)); + asm volatile("wrmsr" : : "a" (eax), "d" (edx), "c" (ecx)); get_cpuflags(); /* Make sure it really did something */ err = check_cpuflags(); @@ -140,9 +140,9 @@ int check_cpu(int *cpu_level_ptr, int *req_level_ptr, u32 **err_flags_ptr) u32 ecx = MSR_VIA_FCR; u32 eax, edx; - asm("rdmsr" : "=a" (eax), "=d" (edx) : "c" (ecx)); + asm volatile("rdmsr" : "=a" (eax), "=d" (edx) : "c" (ecx)); eax |= (1<<1)|(1<<7); - asm("wrmsr" : : "a" (eax), "d" (edx), "c" (ecx)); + asm volatile("wrmsr" : : "a" (eax), "d" (edx), "c" (ecx)); set_bit(X86_FEATURE_CX8, cpu.flags); err = check_cpuflags(); @@ -153,12 +153,12 @@ int check_cpu(int *cpu_level_ptr, int *req_level_ptr, u32 **err_flags_ptr) u32 eax, edx; u32 level = 1; - asm("rdmsr" : "=a" (eax), "=d" (edx) : "c" (ecx)); - asm("wrmsr" : : "a" (~0), "d" (edx), "c" (ecx)); - asm("cpuid" + asm volatile("rdmsr" : "=a" (eax), "=d" (edx) : "c" (ecx)); + asm volatile("wrmsr" : : "a" (~0), "d" (edx), "c" (ecx)); + asm volatile("cpuid" : "+a" (level), "=d" (cpu.flags[0]) : : "ecx", "ebx"); - asm("wrmsr" : : "a" (eax), "d" (edx), "c" (ecx)); + asm volatile("wrmsr" : : "a" (eax), "d" (edx), "c" (ecx)); err = check_cpuflags(); } else if (err == 0x01 && diff --git a/arch/x86/boot/header.S b/arch/x86/boot/header.S index 2d6b309..65defa1 100644 --- a/arch/x86/boot/header.S +++ b/arch/x86/boot/header.S @@ -438,10 +438,14 @@ setup_data: .quad 0 # 64-bit physical pointer to # single linked list of # struct setup_data -pref_address: .quad LOAD_PHYSICAL_ADDR # preferred load addr +pref_address: .quad ____LOAD_PHYSICAL_ADDR # preferred load addr #define ZO_INIT_SIZE (ZO__end - ZO_startup_32 + ZO_z_extract_offset) +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) +#define VO_INIT_SIZE (VO__end - VO__text - __PAGE_OFFSET - ____LOAD_PHYSICAL_ADDR) +#else #define VO_INIT_SIZE (VO__end - VO__text) +#endif #if ZO_INIT_SIZE > VO_INIT_SIZE #define INIT_SIZE ZO_INIT_SIZE #else diff --git a/arch/x86/boot/memory.c b/arch/x86/boot/memory.c index db75d07..8e6d0af 100644 --- a/arch/x86/boot/memory.c +++ b/arch/x86/boot/memory.c @@ -19,7 +19,7 @@ static int detect_memory_e820(void) { - int count = 0; + unsigned int count = 0; struct biosregs ireg, oreg; struct e820entry *desc = boot_params.e820_map; static struct e820entry buf; /* static so it is zeroed */ diff --git a/arch/x86/boot/video-vesa.c b/arch/x86/boot/video-vesa.c index ba3e100..6501b8f 100644 --- a/arch/x86/boot/video-vesa.c +++ b/arch/x86/boot/video-vesa.c @@ -201,6 +201,7 @@ static void vesa_store_pm_info(void) boot_params.screen_info.vesapm_seg = oreg.es; boot_params.screen_info.vesapm_off = oreg.di; + boot_params.screen_info.vesapm_size = oreg.cx; } /* diff --git a/arch/x86/boot/video.c b/arch/x86/boot/video.c index 05111bb..a1ae1f0 100644 --- a/arch/x86/boot/video.c +++ b/arch/x86/boot/video.c @@ -98,7 +98,7 @@ static void store_mode_params(void) static unsigned int get_entry(void) { char entry_buf[4]; - int i, len = 0; + unsigned int i, len = 0; int key; unsigned int v; diff --git a/arch/x86/crypto/aes-x86_64-asm_64.S b/arch/x86/crypto/aes-x86_64-asm_64.S index 9105655..41779c1 100644 --- a/arch/x86/crypto/aes-x86_64-asm_64.S +++ b/arch/x86/crypto/aes-x86_64-asm_64.S @@ -8,6 +8,8 @@ * including this sentence is retained in full. */ +#include <asm/alternative-asm.h> + .extern crypto_ft_tab .extern crypto_it_tab .extern crypto_fl_tab @@ -70,6 +72,8 @@ je B192; \ leaq 32(r9),r9; +#define ret pax_force_retaddr; ret + #define epilogue(FUNC,r1,r2,r3,r4,r5,r6,r7,r8,r9) \ movq r1,r2; \ movq r3,r4; \ diff --git a/arch/x86/crypto/aesni-intel_asm.S b/arch/x86/crypto/aesni-intel_asm.S index 6bd2c6c..368c93e 100644 --- a/arch/x86/crypto/aesni-intel_asm.S +++ b/arch/x86/crypto/aesni-intel_asm.S @@ -31,6 +31,7 @@ #include <linux/linkage.h> #include <asm/inst.h> +#include <asm/alternative-asm.h> /* * The following macros are used to move an (un)aligned 16 byte value to/from @@ -217,7 +218,7 @@ enc: .octa 0x2 * num_initial_blocks = b mod 4 * encrypt the initial num_initial_blocks blocks and apply ghash on * the ciphertext -* %r10, %r11, %r12, %rax, %xmm5, %xmm6, %xmm7, %xmm8, %xmm9 registers +* %r10, %r11, %r15, %rax, %xmm5, %xmm6, %xmm7, %xmm8, %xmm9 registers * are clobbered * arg1, %arg2, %arg3, %r14 are used as a pointer only, not modified */ @@ -227,8 +228,8 @@ enc: .octa 0x2 XMM2 XMM3 XMM4 XMMDst TMP6 TMP7 i i_seq operation MOVADQ SHUF_MASK(%rip), %xmm14 mov arg7, %r10 # %r10 = AAD - mov arg8, %r12 # %r12 = aadLen - mov %r12, %r11 + mov arg8, %r15 # %r15 = aadLen + mov %r15, %r11 pxor %xmm\i, %xmm\i _get_AAD_loop\num_initial_blocks\operation: @@ -237,17 +238,17 @@ _get_AAD_loop\num_initial_blocks\operation: psrldq $4, %xmm\i pxor \TMP1, %xmm\i add $4, %r10 - sub $4, %r12 + sub $4, %r15 jne _get_AAD_loop\num_initial_blocks\operation cmp $16, %r11 je _get_AAD_loop2_done\num_initial_blocks\operation - mov $16, %r12 + mov $16, %r15 _get_AAD_loop2\num_initial_blocks\operation: psrldq $4, %xmm\i - sub $4, %r12 - cmp %r11, %r12 + sub $4, %r15 + cmp %r11, %r15 jne _get_AAD_loop2\num_initial_blocks\operation _get_AAD_loop2_done\num_initial_blocks\operation: @@ -442,7 +443,7 @@ _initial_blocks_done\num_initial_blocks\operation: * num_initial_blocks = b mod 4 * encrypt the initial num_initial_blocks blocks and apply ghash on * the ciphertext -* %r10, %r11, %r12, %rax, %xmm5, %xmm6, %xmm7, %xmm8, %xmm9 registers +* %r10, %r11, %r15, %rax, %xmm5, %xmm6, %xmm7, %xmm8, %xmm9 registers * are clobbered * arg1, %arg2, %arg3, %r14 are used as a pointer only, not modified */ @@ -452,8 +453,8 @@ _initial_blocks_done\num_initial_blocks\operation: XMM2 XMM3 XMM4 XMMDst TMP6 TMP7 i i_seq operation MOVADQ SHUF_MASK(%rip), %xmm14 mov arg7, %r10 # %r10 = AAD - mov arg8, %r12 # %r12 = aadLen - mov %r12, %r11 + mov arg8, %r15 # %r15 = aadLen + mov %r15, %r11 pxor %xmm\i, %xmm\i _get_AAD_loop\num_initial_blocks\operation: movd (%r10), \TMP1 @@ -461,15 +462,15 @@ _get_AAD_loop\num_initial_blocks\operation: psrldq $4, %xmm\i pxor \TMP1, %xmm\i add $4, %r10 - sub $4, %r12 + sub $4, %r15 jne _get_AAD_loop\num_initial_blocks\operation cmp $16, %r11 je _get_AAD_loop2_done\num_initial_blocks\operation - mov $16, %r12 + mov $16, %r15 _get_AAD_loop2\num_initial_blocks\operation: psrldq $4, %xmm\i - sub $4, %r12 - cmp %r11, %r12 + sub $4, %r15 + cmp %r11, %r15 jne _get_AAD_loop2\num_initial_blocks\operation _get_AAD_loop2_done\num_initial_blocks\operation: PSHUFB_XMM %xmm14, %xmm\i # byte-reflect the AAD data @@ -1280,7 +1281,7 @@ _esb_loop_\@: * *****************************************************************************/ ENTRY(aesni_gcm_dec) - push %r12 + push %r15 push %r13 push %r14 mov %rsp, %r14 @@ -1290,8 +1291,8 @@ ENTRY(aesni_gcm_dec) */ sub $VARIABLE_OFFSET, %rsp and $~63, %rsp # align rsp to 64 bytes - mov %arg6, %r12 - movdqu (%r12), %xmm13 # %xmm13 = HashKey + mov %arg6, %r15 + movdqu (%r15), %xmm13 # %xmm13 = HashKey movdqa SHUF_MASK(%rip), %xmm2 PSHUFB_XMM %xmm2, %xmm13 @@ -1319,10 +1320,10 @@ ENTRY(aesni_gcm_dec) movdqa %xmm13, HashKey(%rsp) # store HashKey<<1 (mod poly) mov %arg4, %r13 # save the number of bytes of plaintext/ciphertext and $-16, %r13 # %r13 = %r13 - (%r13 mod 16) - mov %r13, %r12 - and $(3<<4), %r12 + mov %r13, %r15 + and $(3<<4), %r15 jz _initial_num_blocks_is_0_decrypt - cmp $(2<<4), %r12 + cmp $(2<<4), %r15 jb _initial_num_blocks_is_1_decrypt je _initial_num_blocks_is_2_decrypt _initial_num_blocks_is_3_decrypt: @@ -1372,16 +1373,16 @@ _zero_cipher_left_decrypt: sub $16, %r11 add %r13, %r11 movdqu (%arg3,%r11,1), %xmm1 # receive the last <16 byte block - lea SHIFT_MASK+16(%rip), %r12 - sub %r13, %r12 + lea SHIFT_MASK+16(%rip), %r15 + sub %r13, %r15 # adjust the shuffle mask pointer to be able to shift 16-%r13 bytes # (%r13 is the number of bytes in plaintext mod 16) - movdqu (%r12), %xmm2 # get the appropriate shuffle mask + movdqu (%r15), %xmm2 # get the appropriate shuffle mask PSHUFB_XMM %xmm2, %xmm1 # right shift 16-%r13 butes movdqa %xmm1, %xmm2 pxor %xmm1, %xmm0 # Ciphertext XOR E(K, Yn) - movdqu ALL_F-SHIFT_MASK(%r12), %xmm1 + movdqu ALL_F-SHIFT_MASK(%r15), %xmm1 # get the appropriate mask to mask out top 16-%r13 bytes of %xmm0 pand %xmm1, %xmm0 # mask out top 16-%r13 bytes of %xmm0 pand %xmm1, %xmm2 @@ -1410,9 +1411,9 @@ _less_than_8_bytes_left_decrypt: sub $1, %r13 jne _less_than_8_bytes_left_decrypt _multiple_of_16_bytes_decrypt: - mov arg8, %r12 # %r13 = aadLen (number of bytes) - shl $3, %r12 # convert into number of bits - movd %r12d, %xmm15 # len(A) in %xmm15 + mov arg8, %r15 # %r13 = aadLen (number of bytes) + shl $3, %r15 # convert into number of bits + movd %r15d, %xmm15 # len(A) in %xmm15 shl $3, %arg4 # len(C) in bits (*128) MOVQ_R64_XMM %arg4, %xmm1 pslldq $8, %xmm15 # %xmm15 = len(A)||0x0000000000000000 @@ -1451,7 +1452,8 @@ _return_T_done_decrypt: mov %r14, %rsp pop %r14 pop %r13 - pop %r12 + pop %r15 + pax_force_retaddr ret ENDPROC(aesni_gcm_dec) @@ -1540,7 +1542,7 @@ ENDPROC(aesni_gcm_dec) * poly = x^128 + x^127 + x^126 + x^121 + 1 ***************************************************************************/ ENTRY(aesni_gcm_enc) - push %r12 + push %r15 push %r13 push %r14 mov %rsp, %r14 @@ -1550,8 +1552,8 @@ ENTRY(aesni_gcm_enc) # sub $VARIABLE_OFFSET, %rsp and $~63, %rsp - mov %arg6, %r12 - movdqu (%r12), %xmm13 + mov %arg6, %r15 + movdqu (%r15), %xmm13 movdqa SHUF_MASK(%rip), %xmm2 PSHUFB_XMM %xmm2, %xmm13 @@ -1575,13 +1577,13 @@ ENTRY(aesni_gcm_enc) movdqa %xmm13, HashKey(%rsp) mov %arg4, %r13 # %xmm13 holds HashKey<<1 (mod poly) and $-16, %r13 - mov %r13, %r12 + mov %r13, %r15 # Encrypt first few blocks - and $(3<<4), %r12 + and $(3<<4), %r15 jz _initial_num_blocks_is_0_encrypt - cmp $(2<<4), %r12 + cmp $(2<<4), %r15 jb _initial_num_blocks_is_1_encrypt je _initial_num_blocks_is_2_encrypt _initial_num_blocks_is_3_encrypt: @@ -1634,14 +1636,14 @@ _zero_cipher_left_encrypt: sub $16, %r11 add %r13, %r11 movdqu (%arg3,%r11,1), %xmm1 # receive the last <16 byte blocks - lea SHIFT_MASK+16(%rip), %r12 - sub %r13, %r12 + lea SHIFT_MASK+16(%rip), %r15 + sub %r13, %r15 # adjust the shuffle mask pointer to be able to shift 16-r13 bytes # (%r13 is the number of bytes in plaintext mod 16) - movdqu (%r12), %xmm2 # get the appropriate shuffle mask + movdqu (%r15), %xmm2 # get the appropriate shuffle mask PSHUFB_XMM %xmm2, %xmm1 # shift right 16-r13 byte pxor %xmm1, %xmm0 # Plaintext XOR Encrypt(K, Yn) - movdqu ALL_F-SHIFT_MASK(%r12), %xmm1 + movdqu ALL_F-SHIFT_MASK(%r15), %xmm1 # get the appropriate mask to mask out top 16-r13 bytes of xmm0 pand %xmm1, %xmm0 # mask out top 16-r13 bytes of xmm0 movdqa SHUF_MASK(%rip), %xmm10 @@ -1674,9 +1676,9 @@ _less_than_8_bytes_left_encrypt: sub $1, %r13 jne _less_than_8_bytes_left_encrypt _multiple_of_16_bytes_encrypt: - mov arg8, %r12 # %r12 = addLen (number of bytes) - shl $3, %r12 - movd %r12d, %xmm15 # len(A) in %xmm15 + mov arg8, %r15 # %r15 = addLen (number of bytes) + shl $3, %r15 + movd %r15d, %xmm15 # len(A) in %xmm15 shl $3, %arg4 # len(C) in bits (*128) MOVQ_R64_XMM %arg4, %xmm1 pslldq $8, %xmm15 # %xmm15 = len(A)||0x0000000000000000 @@ -1715,7 +1717,8 @@ _return_T_done_encrypt: mov %r14, %rsp pop %r14 pop %r13 - pop %r12 + pop %r15 + pax_force_retaddr ret ENDPROC(aesni_gcm_enc) @@ -1733,6 +1736,7 @@ _key_expansion_256a: pxor %xmm1, %xmm0 movaps %xmm0, (TKEYP) add $0x10, TKEYP + pax_force_retaddr ret ENDPROC(_key_expansion_128) ENDPROC(_key_expansion_256a) @@ -1759,6 +1763,7 @@ _key_expansion_192a: shufps $0b01001110, %xmm2, %xmm1 movaps %xmm1, 0x10(TKEYP) add $0x20, TKEYP + pax_force_retaddr ret ENDPROC(_key_expansion_192a) @@ -1779,6 +1784,7 @@ _key_expansion_192b: movaps %xmm0, (TKEYP) add $0x10, TKEYP + pax_force_retaddr ret ENDPROC(_key_expansion_192b) @@ -1792,6 +1798,7 @@ _key_expansion_256b: pxor %xmm1, %xmm2 movaps %xmm2, (TKEYP) add $0x10, TKEYP + pax_force_retaddr ret ENDPROC(_key_expansion_256b) @@ -1905,6 +1912,7 @@ ENTRY(aesni_set_key) #ifndef __x86_64__ popl KEYP #endif + pax_force_retaddr ret ENDPROC(aesni_set_key) @@ -1927,6 +1935,7 @@ ENTRY(aesni_enc) popl KLEN popl KEYP #endif + pax_force_retaddr ret ENDPROC(aesni_enc) @@ -1985,6 +1994,7 @@ _aesni_enc1: AESENC KEY STATE movaps 0x70(TKEYP), KEY AESENCLAST KEY STATE + pax_force_retaddr ret ENDPROC(_aesni_enc1) @@ -2094,6 +2104,7 @@ _aesni_enc4: AESENCLAST KEY STATE2 AESENCLAST KEY STATE3 AESENCLAST KEY STATE4 + pax_force_retaddr ret ENDPROC(_aesni_enc4) @@ -2117,6 +2128,7 @@ ENTRY(aesni_dec) popl KLEN popl KEYP #endif + pax_force_retaddr ret ENDPROC(aesni_dec) @@ -2175,6 +2187,7 @@ _aesni_dec1: AESDEC KEY STATE movaps 0x70(TKEYP), KEY AESDECLAST KEY STATE + pax_force_retaddr ret ENDPROC(_aesni_dec1) @@ -2284,6 +2297,7 @@ _aesni_dec4: AESDECLAST KEY STATE2 AESDECLAST KEY STATE3 AESDECLAST KEY STATE4 + pax_force_retaddr ret ENDPROC(_aesni_dec4) @@ -2342,6 +2356,7 @@ ENTRY(aesni_ecb_enc) popl KEYP popl LEN #endif + pax_force_retaddr ret ENDPROC(aesni_ecb_enc) @@ -2401,6 +2416,7 @@ ENTRY(aesni_ecb_dec) popl KEYP popl LEN #endif + pax_force_retaddr ret ENDPROC(aesni_ecb_dec) @@ -2443,6 +2459,7 @@ ENTRY(aesni_cbc_enc) popl LEN popl IVP #endif + pax_force_retaddr ret ENDPROC(aesni_cbc_enc) @@ -2534,6 +2551,7 @@ ENTRY(aesni_cbc_dec) popl LEN popl IVP #endif + pax_force_retaddr ret ENDPROC(aesni_cbc_dec) @@ -2561,6 +2579,7 @@ _aesni_inc_init: mov $1, TCTR_LOW MOVQ_R64_XMM TCTR_LOW INC MOVQ_R64_XMM CTR TCTR_LOW + pax_force_retaddr ret ENDPROC(_aesni_inc_init) @@ -2590,6 +2609,7 @@ _aesni_inc: .Linc_low: movaps CTR, IV PSHUFB_XMM BSWAP_MASK IV + pax_force_retaddr ret ENDPROC(_aesni_inc) @@ -2651,6 +2671,7 @@ ENTRY(aesni_ctr_enc) .Lctr_enc_ret: movups IV, (IVP) .Lctr_enc_just_ret: + pax_force_retaddr ret ENDPROC(aesni_ctr_enc) @@ -2777,6 +2798,7 @@ ENTRY(aesni_xts_crypt8) pxor INC, STATE4 movdqu STATE4, 0x70(OUTP) + pax_force_retaddr ret ENDPROC(aesni_xts_crypt8) diff --git a/arch/x86/crypto/blowfish-x86_64-asm_64.S b/arch/x86/crypto/blowfish-x86_64-asm_64.S index 246c670..466e2d6 100644 --- a/arch/x86/crypto/blowfish-x86_64-asm_64.S +++ b/arch/x86/crypto/blowfish-x86_64-asm_64.S @@ -21,6 +21,7 @@ */ #include <linux/linkage.h> +#include <asm/alternative-asm.h> .file "blowfish-x86_64-asm.S" .text @@ -149,9 +150,11 @@ ENTRY(__blowfish_enc_blk) jnz .L__enc_xor; write_block(); + pax_force_retaddr ret; .L__enc_xor: xor_block(); + pax_force_retaddr ret; ENDPROC(__blowfish_enc_blk) @@ -183,6 +186,7 @@ ENTRY(blowfish_dec_blk) movq %r11, %rbp; + pax_force_retaddr ret; ENDPROC(blowfish_dec_blk) @@ -334,6 +338,7 @@ ENTRY(__blowfish_enc_blk_4way) popq %rbx; popq %rbp; + pax_force_retaddr ret; .L__enc_xor4: @@ -341,6 +346,7 @@ ENTRY(__blowfish_enc_blk_4way) popq %rbx; popq %rbp; + pax_force_retaddr ret; ENDPROC(__blowfish_enc_blk_4way) @@ -375,5 +381,6 @@ ENTRY(blowfish_dec_blk_4way) popq %rbx; popq %rbp; + pax_force_retaddr ret; ENDPROC(blowfish_dec_blk_4way) diff --git a/arch/x86/crypto/camellia-aesni-avx-asm_64.S b/arch/x86/crypto/camellia-aesni-avx-asm_64.S index ce71f92..1dce7ec 100644 --- a/arch/x86/crypto/camellia-aesni-avx-asm_64.S +++ b/arch/x86/crypto/camellia-aesni-avx-asm_64.S @@ -16,6 +16,7 @@ */ #include <linux/linkage.h> +#include <asm/alternative-asm.h> #define CAMELLIA_TABLE_BYTE_LEN 272 @@ -191,6 +192,7 @@ roundsm16_x0_x1_x2_x3_x4_x5_x6_x7_y0_y1_y2_y3_y4_y5_y6_y7_cd: roundsm16(%xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7, %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14, %xmm15, %rcx, (%r9)); + pax_force_retaddr ret; ENDPROC(roundsm16_x0_x1_x2_x3_x4_x5_x6_x7_y0_y1_y2_y3_y4_y5_y6_y7_cd) @@ -199,6 +201,7 @@ roundsm16_x4_x5_x6_x7_x0_x1_x2_x3_y4_y5_y6_y7_y0_y1_y2_y3_ab: roundsm16(%xmm4, %xmm5, %xmm6, %xmm7, %xmm0, %xmm1, %xmm2, %xmm3, %xmm12, %xmm13, %xmm14, %xmm15, %xmm8, %xmm9, %xmm10, %xmm11, %rax, (%r9)); + pax_force_retaddr ret; ENDPROC(roundsm16_x4_x5_x6_x7_x0_x1_x2_x3_y4_y5_y6_y7_y0_y1_y2_y3_ab) @@ -780,6 +783,7 @@ __camellia_enc_blk16: %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14, %xmm15, (key_table)(CTX, %r8, 8), (%rax), 1 * 16(%rax)); + pax_force_retaddr ret; .align 8 @@ -865,6 +869,7 @@ __camellia_dec_blk16: %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14, %xmm15, (key_table)(CTX), (%rax), 1 * 16(%rax)); + pax_force_retaddr ret; .align 8 @@ -904,6 +909,7 @@ ENTRY(camellia_ecb_enc_16way) %xmm15, %xmm14, %xmm13, %xmm12, %xmm11, %xmm10, %xmm9, %xmm8, %rsi); + pax_force_retaddr ret; ENDPROC(camellia_ecb_enc_16way) @@ -932,6 +938,7 @@ ENTRY(camellia_ecb_dec_16way) %xmm15, %xmm14, %xmm13, %xmm12, %xmm11, %xmm10, %xmm9, %xmm8, %rsi); + pax_force_retaddr ret; ENDPROC(camellia_ecb_dec_16way) @@ -981,6 +988,7 @@ ENTRY(camellia_cbc_dec_16way) %xmm15, %xmm14, %xmm13, %xmm12, %xmm11, %xmm10, %xmm9, %xmm8, %rsi); + pax_force_retaddr ret; ENDPROC(camellia_cbc_dec_16way) @@ -1092,6 +1100,7 @@ ENTRY(camellia_ctr_16way) %xmm15, %xmm14, %xmm13, %xmm12, %xmm11, %xmm10, %xmm9, %xmm8, %rsi); + pax_force_retaddr ret; ENDPROC(camellia_ctr_16way) @@ -1234,6 +1243,7 @@ camellia_xts_crypt_16way: %xmm15, %xmm14, %xmm13, %xmm12, %xmm11, %xmm10, %xmm9, %xmm8, %rsi); + pax_force_retaddr ret; ENDPROC(camellia_xts_crypt_16way) diff --git a/arch/x86/crypto/camellia-aesni-avx2-asm_64.S b/arch/x86/crypto/camellia-aesni-avx2-asm_64.S index 0e0b886..5a3123c 100644 --- a/arch/x86/crypto/camellia-aesni-avx2-asm_64.S +++ b/arch/x86/crypto/camellia-aesni-avx2-asm_64.S @@ -11,6 +11,7 @@ */ #include <linux/linkage.h> +#include <asm/alternative-asm.h> #define CAMELLIA_TABLE_BYTE_LEN 272 @@ -230,6 +231,7 @@ roundsm32_x0_x1_x2_x3_x4_x5_x6_x7_y0_y1_y2_y3_y4_y5_y6_y7_cd: roundsm32(%ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7, %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, %ymm15, %rcx, (%r9)); + pax_force_retaddr ret; ENDPROC(roundsm32_x0_x1_x2_x3_x4_x5_x6_x7_y0_y1_y2_y3_y4_y5_y6_y7_cd) @@ -238,6 +240,7 @@ roundsm32_x4_x5_x6_x7_x0_x1_x2_x3_y4_y5_y6_y7_y0_y1_y2_y3_ab: roundsm32(%ymm4, %ymm5, %ymm6, %ymm7, %ymm0, %ymm1, %ymm2, %ymm3, %ymm12, %ymm13, %ymm14, %ymm15, %ymm8, %ymm9, %ymm10, %ymm11, %rax, (%r9)); + pax_force_retaddr ret; ENDPROC(roundsm32_x4_x5_x6_x7_x0_x1_x2_x3_y4_y5_y6_y7_y0_y1_y2_y3_ab) @@ -820,6 +823,7 @@ __camellia_enc_blk32: %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, %ymm15, (key_table)(CTX, %r8, 8), (%rax), 1 * 32(%rax)); + pax_force_retaddr ret; .align 8 @@ -905,6 +909,7 @@ __camellia_dec_blk32: %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, %ymm15, (key_table)(CTX), (%rax), 1 * 32(%rax)); + pax_force_retaddr ret; .align 8 @@ -948,6 +953,7 @@ ENTRY(camellia_ecb_enc_32way) vzeroupper; + pax_force_retaddr ret; ENDPROC(camellia_ecb_enc_32way) @@ -980,6 +986,7 @@ ENTRY(camellia_ecb_dec_32way) vzeroupper; + pax_force_retaddr ret; ENDPROC(camellia_ecb_dec_32way) @@ -1046,6 +1053,7 @@ ENTRY(camellia_cbc_dec_32way) vzeroupper; + pax_force_retaddr ret; ENDPROC(camellia_cbc_dec_32way) @@ -1184,6 +1192,7 @@ ENTRY(camellia_ctr_32way) vzeroupper; + pax_force_retaddr ret; ENDPROC(camellia_ctr_32way) @@ -1349,6 +1358,7 @@ camellia_xts_crypt_32way: vzeroupper; + pax_force_retaddr ret; ENDPROC(camellia_xts_crypt_32way) diff --git a/arch/x86/crypto/camellia-x86_64-asm_64.S b/arch/x86/crypto/camellia-x86_64-asm_64.S index 310319c..db3d7b5 100644 --- a/arch/x86/crypto/camellia-x86_64-asm_64.S +++ b/arch/x86/crypto/camellia-x86_64-asm_64.S @@ -21,6 +21,7 @@ */ #include <linux/linkage.h> +#include <asm/alternative-asm.h> .file "camellia-x86_64-asm_64.S" .text @@ -228,12 +229,14 @@ ENTRY(__camellia_enc_blk) enc_outunpack(mov, RT1); movq RRBP, %rbp; + pax_force_retaddr ret; .L__enc_xor: enc_outunpack(xor, RT1); movq RRBP, %rbp; + pax_force_retaddr ret; ENDPROC(__camellia_enc_blk) @@ -272,6 +275,7 @@ ENTRY(camellia_dec_blk) dec_outunpack(); movq RRBP, %rbp; + pax_force_retaddr ret; ENDPROC(camellia_dec_blk) @@ -463,6 +467,7 @@ ENTRY(__camellia_enc_blk_2way) movq RRBP, %rbp; popq %rbx; + pax_force_retaddr ret; .L__enc2_xor: @@ -470,6 +475,7 @@ ENTRY(__camellia_enc_blk_2way) movq RRBP, %rbp; popq %rbx; + pax_force_retaddr ret; ENDPROC(__camellia_enc_blk_2way) @@ -510,5 +516,6 @@ ENTRY(camellia_dec_blk_2way) movq RRBP, %rbp; movq RXOR, %rbx; + pax_force_retaddr ret; ENDPROC(camellia_dec_blk_2way) diff --git a/arch/x86/crypto/cast5-avx-x86_64-asm_64.S b/arch/x86/crypto/cast5-avx-x86_64-asm_64.S index c35fd5d..2d8c7db 100644 --- a/arch/x86/crypto/cast5-avx-x86_64-asm_64.S +++ b/arch/x86/crypto/cast5-avx-x86_64-asm_64.S @@ -24,6 +24,7 @@ */ #include <linux/linkage.h> +#include <asm/alternative-asm.h> .file "cast5-avx-x86_64-asm_64.S" @@ -281,6 +282,7 @@ __cast5_enc_blk16: outunpack_blocks(RR3, RL3, RTMP, RX, RKM); outunpack_blocks(RR4, RL4, RTMP, RX, RKM); + pax_force_retaddr ret; ENDPROC(__cast5_enc_blk16) @@ -352,6 +354,7 @@ __cast5_dec_blk16: outunpack_blocks(RR3, RL3, RTMP, RX, RKM); outunpack_blocks(RR4, RL4, RTMP, RX, RKM); + pax_force_retaddr ret; .L__skip_dec: @@ -388,6 +391,7 @@ ENTRY(cast5_ecb_enc_16way) vmovdqu RR4, (6*4*4)(%r11); vmovdqu RL4, (7*4*4)(%r11); + pax_force_retaddr ret; ENDPROC(cast5_ecb_enc_16way) @@ -420,6 +424,7 @@ ENTRY(cast5_ecb_dec_16way) vmovdqu RR4, (6*4*4)(%r11); vmovdqu RL4, (7*4*4)(%r11); + pax_force_retaddr ret; ENDPROC(cast5_ecb_dec_16way) @@ -430,10 +435,10 @@ ENTRY(cast5_cbc_dec_16way) * %rdx: src */ - pushq %r12; + pushq %r14; movq %rsi, %r11; - movq %rdx, %r12; + movq %rdx, %r14; vmovdqu (0*16)(%rdx), RL1; vmovdqu (1*16)(%rdx), RR1; @@ -447,16 +452,16 @@ ENTRY(cast5_cbc_dec_16way) call __cast5_dec_blk16; /* xor with src */ - vmovq (%r12), RX; + vmovq (%r14), RX; vpshufd $0x4f, RX, RX; vpxor RX, RR1, RR1; - vpxor 0*16+8(%r12), RL1, RL1; - vpxor 1*16+8(%r12), RR2, RR2; - vpxor 2*16+8(%r12), RL2, RL2; - vpxor 3*16+8(%r12), RR3, RR3; - vpxor 4*16+8(%r12), RL3, RL3; - vpxor 5*16+8(%r12), RR4, RR4; - vpxor 6*16+8(%r12), RL4, RL4; + vpxor 0*16+8(%r14), RL1, RL1; + vpxor 1*16+8(%r14), RR2, RR2; + vpxor 2*16+8(%r14), RL2, RL2; + vpxor 3*16+8(%r14), RR3, RR3; + vpxor 4*16+8(%r14), RL3, RL3; + vpxor 5*16+8(%r14), RR4, RR4; + vpxor 6*16+8(%r14), RL4, RL4; vmovdqu RR1, (0*16)(%r11); vmovdqu RL1, (1*16)(%r11); @@ -467,8 +472,9 @@ ENTRY(cast5_cbc_dec_16way) vmovdqu RR4, (6*16)(%r11); vmovdqu RL4, (7*16)(%r11); - popq %r12; + popq %r14; + pax_force_retaddr ret; ENDPROC(cast5_cbc_dec_16way) @@ -480,10 +486,10 @@ ENTRY(cast5_ctr_16way) * %rcx: iv (big endian, 64bit) */ - pushq %r12; + pushq %r14; movq %rsi, %r11; - movq %rdx, %r12; + movq %rdx, %r14; vpcmpeqd RTMP, RTMP, RTMP; vpsrldq $8, RTMP, RTMP; /* low: -1, high: 0 */ @@ -523,14 +529,14 @@ ENTRY(cast5_ctr_16way) call __cast5_enc_blk16; /* dst = src ^ iv */ - vpxor (0*16)(%r12), RR1, RR1; - vpxor (1*16)(%r12), RL1, RL1; - vpxor (2*16)(%r12), RR2, RR2; - vpxor (3*16)(%r12), RL2, RL2; - vpxor (4*16)(%r12), RR3, RR3; - vpxor (5*16)(%r12), RL3, RL3; - vpxor (6*16)(%r12), RR4, RR4; - vpxor (7*16)(%r12), RL4, RL4; + vpxor (0*16)(%r14), RR1, RR1; + vpxor (1*16)(%r14), RL1, RL1; + vpxor (2*16)(%r14), RR2, RR2; + vpxor (3*16)(%r14), RL2, RL2; + vpxor (4*16)(%r14), RR3, RR3; + vpxor (5*16)(%r14), RL3, RL3; + vpxor (6*16)(%r14), RR4, RR4; + vpxor (7*16)(%r14), RL4, RL4; vmovdqu RR1, (0*16)(%r11); vmovdqu RL1, (1*16)(%r11); vmovdqu RR2, (2*16)(%r11); @@ -540,7 +546,8 @@ ENTRY(cast5_ctr_16way) vmovdqu RR4, (6*16)(%r11); vmovdqu RL4, (7*16)(%r11); - popq %r12; + popq %r14; + pax_force_retaddr ret; ENDPROC(cast5_ctr_16way) diff --git a/arch/x86/crypto/cast6-avx-x86_64-asm_64.S b/arch/x86/crypto/cast6-avx-x86_64-asm_64.S index e3531f8..e123f35 100644 --- a/arch/x86/crypto/cast6-avx-x86_64-asm_64.S +++ b/arch/x86/crypto/cast6-avx-x86_64-asm_64.S @@ -24,6 +24,7 @@ */ #include <linux/linkage.h> +#include <asm/alternative-asm.h> #include "glue_helper-asm-avx.S" .file "cast6-avx-x86_64-asm_64.S" @@ -295,6 +296,7 @@ __cast6_enc_blk8: outunpack_blocks(RA1, RB1, RC1, RD1, RTMP, RX, RKRF, RKM); outunpack_blocks(RA2, RB2, RC2, RD2, RTMP, RX, RKRF, RKM); + pax_force_retaddr ret; ENDPROC(__cast6_enc_blk8) @@ -340,6 +342,7 @@ __cast6_dec_blk8: outunpack_blocks(RA1, RB1, RC1, RD1, RTMP, RX, RKRF, RKM); outunpack_blocks(RA2, RB2, RC2, RD2, RTMP, RX, RKRF, RKM); + pax_force_retaddr ret; ENDPROC(__cast6_dec_blk8) @@ -358,6 +361,7 @@ ENTRY(cast6_ecb_enc_8way) store_8way(%r11, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2); + pax_force_retaddr ret; ENDPROC(cast6_ecb_enc_8way) @@ -376,6 +380,7 @@ ENTRY(cast6_ecb_dec_8way) store_8way(%r11, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2); + pax_force_retaddr ret; ENDPROC(cast6_ecb_dec_8way) @@ -386,19 +391,20 @@ ENTRY(cast6_cbc_dec_8way) * %rdx: src */ - pushq %r12; + pushq %r14; movq %rsi, %r11; - movq %rdx, %r12; + movq %rdx, %r14; load_8way(%rdx, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2); call __cast6_dec_blk8; - store_cbc_8way(%r12, %r11, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2); + store_cbc_8way(%r14, %r11, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2); - popq %r12; + popq %r14; + pax_force_retaddr ret; ENDPROC(cast6_cbc_dec_8way) @@ -410,20 +416,21 @@ ENTRY(cast6_ctr_8way) * %rcx: iv (little endian, 128bit) */ - pushq %r12; + pushq %r14; movq %rsi, %r11; - movq %rdx, %r12; + movq %rdx, %r14; load_ctr_8way(%rcx, .Lbswap128_mask, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2, RX, RKR, RKM); call __cast6_enc_blk8; - store_ctr_8way(%r12, %r11, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2); + store_ctr_8way(%r14, %r11, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2); - popq %r12; + popq %r14; + pax_force_retaddr ret; ENDPROC(cast6_ctr_8way) @@ -446,6 +453,7 @@ ENTRY(cast6_xts_enc_8way) /* dst <= regs xor IVs(in dst) */ store_xts_8way(%r11, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2); + pax_force_retaddr ret; ENDPROC(cast6_xts_enc_8way) @@ -468,5 +476,6 @@ ENTRY(cast6_xts_dec_8way) /* dst <= regs xor IVs(in dst) */ store_xts_8way(%r11, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2); + pax_force_retaddr ret; ENDPROC(cast6_xts_dec_8way) diff --git a/arch/x86/crypto/crc32c-pcl-intel-asm_64.S b/arch/x86/crypto/crc32c-pcl-intel-asm_64.S index 225be06..2885e731 100644 --- a/arch/x86/crypto/crc32c-pcl-intel-asm_64.S +++ b/arch/x86/crypto/crc32c-pcl-intel-asm_64.S @@ -45,6 +45,7 @@ #include <asm/inst.h> #include <linux/linkage.h> +#include <asm/alternative-asm.h> ## ISCSI CRC 32 Implementation with crc32 and pclmulqdq Instruction @@ -309,6 +310,7 @@ do_return: popq %rsi popq %rdi popq %rbx + pax_force_retaddr ret ################################################################ @@ -330,7 +332,7 @@ ENDPROC(crc_pcl) ## PCLMULQDQ tables ## Table is 128 entries x 2 words (8 bytes) each ################################################################ -.section .rotata, "a", %progbits +.section .rodata, "a", %progbits .align 8 K_table: .long 0x493c7d27, 0x00000001 diff --git a/arch/x86/crypto/ghash-clmulni-intel_asm.S b/arch/x86/crypto/ghash-clmulni-intel_asm.S index 5d1e007..098cb4f 100644 --- a/arch/x86/crypto/ghash-clmulni-intel_asm.S +++ b/arch/x86/crypto/ghash-clmulni-intel_asm.S @@ -18,6 +18,7 @@ #include <linux/linkage.h> #include <asm/inst.h> +#include <asm/alternative-asm.h> .data @@ -89,6 +90,7 @@ __clmul_gf128mul_ble: psrlq $1, T2 pxor T2, T1 pxor T1, DATA + pax_force_retaddr ret ENDPROC(__clmul_gf128mul_ble) @@ -101,6 +103,7 @@ ENTRY(clmul_ghash_mul) call __clmul_gf128mul_ble PSHUFB_XMM BSWAP DATA movups DATA, (%rdi) + pax_force_retaddr ret ENDPROC(clmul_ghash_mul) @@ -128,5 +131,6 @@ ENTRY(clmul_ghash_update) PSHUFB_XMM BSWAP DATA movups DATA, (%rdi) .Lupdate_just_ret: + pax_force_retaddr ret ENDPROC(clmul_ghash_update) diff --git a/arch/x86/crypto/salsa20-x86_64-asm_64.S b/arch/x86/crypto/salsa20-x86_64-asm_64.S index 9279e0b..c4b3d2c 100644 --- a/arch/x86/crypto/salsa20-x86_64-asm_64.S +++ b/arch/x86/crypto/salsa20-x86_64-asm_64.S @@ -1,4 +1,5 @@ #include <linux/linkage.h> +#include <asm/alternative-asm.h> # enter salsa20_encrypt_bytes ENTRY(salsa20_encrypt_bytes) @@ -789,6 +790,7 @@ ENTRY(salsa20_encrypt_bytes) add %r11,%rsp mov %rdi,%rax mov %rsi,%rdx + pax_force_retaddr ret # bytesatleast65: ._bytesatleast65: @@ -889,6 +891,7 @@ ENTRY(salsa20_keysetup) add %r11,%rsp mov %rdi,%rax mov %rsi,%rdx + pax_force_retaddr ret ENDPROC(salsa20_keysetup) @@ -914,5 +917,6 @@ ENTRY(salsa20_ivsetup) add %r11,%rsp mov %rdi,%rax mov %rsi,%rdx + pax_force_retaddr ret ENDPROC(salsa20_ivsetup) diff --git a/arch/x86/crypto/serpent-avx-x86_64-asm_64.S b/arch/x86/crypto/serpent-avx-x86_64-asm_64.S index 2f202f4..d9164d6 100644 --- a/arch/x86/crypto/serpent-avx-x86_64-asm_64.S +++ b/arch/x86/crypto/serpent-avx-x86_64-asm_64.S @@ -24,6 +24,7 @@ */ #include <linux/linkage.h> +#include <asm/alternative-asm.h> #include "glue_helper-asm-avx.S" .file "serpent-avx-x86_64-asm_64.S" @@ -618,6 +619,7 @@ __serpent_enc_blk8_avx: write_blocks(RA1, RB1, RC1, RD1, RK0, RK1, RK2); write_blocks(RA2, RB2, RC2, RD2, RK0, RK1, RK2); + pax_force_retaddr ret; ENDPROC(__serpent_enc_blk8_avx) @@ -672,6 +674,7 @@ __serpent_dec_blk8_avx: write_blocks(RC1, RD1, RB1, RE1, RK0, RK1, RK2); write_blocks(RC2, RD2, RB2, RE2, RK0, RK1, RK2); + pax_force_retaddr ret; ENDPROC(__serpent_dec_blk8_avx) @@ -688,6 +691,7 @@ ENTRY(serpent_ecb_enc_8way_avx) store_8way(%rsi, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2); + pax_force_retaddr ret; ENDPROC(serpent_ecb_enc_8way_avx) @@ -704,6 +708,7 @@ ENTRY(serpent_ecb_dec_8way_avx) store_8way(%rsi, RC1, RD1, RB1, RE1, RC2, RD2, RB2, RE2); + pax_force_retaddr ret; ENDPROC(serpent_ecb_dec_8way_avx) @@ -720,6 +725,7 @@ ENTRY(serpent_cbc_dec_8way_avx) store_cbc_8way(%rdx, %rsi, RC1, RD1, RB1, RE1, RC2, RD2, RB2, RE2); + pax_force_retaddr ret; ENDPROC(serpent_cbc_dec_8way_avx) @@ -738,6 +744,7 @@ ENTRY(serpent_ctr_8way_avx) store_ctr_8way(%rdx, %rsi, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2); + pax_force_retaddr ret; ENDPROC(serpent_ctr_8way_avx) @@ -758,6 +765,7 @@ ENTRY(serpent_xts_enc_8way_avx) /* dst <= regs xor IVs(in dst) */ store_xts_8way(%rsi, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2); + pax_force_retaddr ret; ENDPROC(serpent_xts_enc_8way_avx) @@ -778,5 +786,6 @@ ENTRY(serpent_xts_dec_8way_avx) /* dst <= regs xor IVs(in dst) */ store_xts_8way(%rsi, RC1, RD1, RB1, RE1, RC2, RD2, RB2, RE2); + pax_force_retaddr ret; ENDPROC(serpent_xts_dec_8way_avx) diff --git a/arch/x86/crypto/serpent-avx2-asm_64.S b/arch/x86/crypto/serpent-avx2-asm_64.S index b222085..abd483c 100644 --- a/arch/x86/crypto/serpent-avx2-asm_64.S +++ b/arch/x86/crypto/serpent-avx2-asm_64.S @@ -15,6 +15,7 @@ */ #include <linux/linkage.h> +#include <asm/alternative-asm.h> #include "glue_helper-asm-avx2.S" .file "serpent-avx2-asm_64.S" @@ -610,6 +611,7 @@ __serpent_enc_blk16: write_blocks(RA1, RB1, RC1, RD1, RK0, RK1, RK2); write_blocks(RA2, RB2, RC2, RD2, RK0, RK1, RK2); + pax_force_retaddr ret; ENDPROC(__serpent_enc_blk16) @@ -664,6 +666,7 @@ __serpent_dec_blk16: write_blocks(RC1, RD1, RB1, RE1, RK0, RK1, RK2); write_blocks(RC2, RD2, RB2, RE2, RK0, RK1, RK2); + pax_force_retaddr ret; ENDPROC(__serpent_dec_blk16) @@ -684,6 +687,7 @@ ENTRY(serpent_ecb_enc_16way) vzeroupper; + pax_force_retaddr ret; ENDPROC(serpent_ecb_enc_16way) @@ -704,6 +708,7 @@ ENTRY(serpent_ecb_dec_16way) vzeroupper; + pax_force_retaddr ret; ENDPROC(serpent_ecb_dec_16way) @@ -725,6 +730,7 @@ ENTRY(serpent_cbc_dec_16way) vzeroupper; + pax_force_retaddr ret; ENDPROC(serpent_cbc_dec_16way) @@ -748,6 +754,7 @@ ENTRY(serpent_ctr_16way) vzeroupper; + pax_force_retaddr ret; ENDPROC(serpent_ctr_16way) @@ -772,6 +779,7 @@ ENTRY(serpent_xts_enc_16way) vzeroupper; + pax_force_retaddr ret; ENDPROC(serpent_xts_enc_16way) @@ -796,5 +804,6 @@ ENTRY(serpent_xts_dec_16way) vzeroupper; + pax_force_retaddr ret; ENDPROC(serpent_xts_dec_16way) diff --git a/arch/x86/crypto/serpent-sse2-x86_64-asm_64.S b/arch/x86/crypto/serpent-sse2-x86_64-asm_64.S index acc066c..1559cc4 100644 --- a/arch/x86/crypto/serpent-sse2-x86_64-asm_64.S +++ b/arch/x86/crypto/serpent-sse2-x86_64-asm_64.S @@ -25,6 +25,7 @@ */ #include <linux/linkage.h> +#include <asm/alternative-asm.h> .file "serpent-sse2-x86_64-asm_64.S" .text @@ -690,12 +691,14 @@ ENTRY(__serpent_enc_blk_8way) write_blocks(%rsi, RA1, RB1, RC1, RD1, RK0, RK1, RK2); write_blocks(%rax, RA2, RB2, RC2, RD2, RK0, RK1, RK2); + pax_force_retaddr ret; .L__enc_xor8: xor_blocks(%rsi, RA1, RB1, RC1, RD1, RK0, RK1, RK2); xor_blocks(%rax, RA2, RB2, RC2, RD2, RK0, RK1, RK2); + pax_force_retaddr ret; ENDPROC(__serpent_enc_blk_8way) @@ -750,5 +753,6 @@ ENTRY(serpent_dec_blk_8way) write_blocks(%rsi, RC1, RD1, RB1, RE1, RK0, RK1, RK2); write_blocks(%rax, RC2, RD2, RB2, RE2, RK0, RK1, RK2); + pax_force_retaddr ret; ENDPROC(serpent_dec_blk_8way) diff --git a/arch/x86/crypto/sha1_ssse3_asm.S b/arch/x86/crypto/sha1_ssse3_asm.S index a410950..9dfe7ad 100644 --- a/arch/x86/crypto/sha1_ssse3_asm.S +++ b/arch/x86/crypto/sha1_ssse3_asm.S @@ -29,6 +29,7 @@ */ #include <linux/linkage.h> +#include <asm/alternative-asm.h> #define CTX %rdi // arg1 #define BUF %rsi // arg2 @@ -75,9 +76,9 @@ push %rbx push %rbp - push %r12 + push %r14 - mov %rsp, %r12 + mov %rsp, %r14 sub $64, %rsp # allocate workspace and $~15, %rsp # align stack @@ -99,11 +100,12 @@ xor %rax, %rax rep stosq - mov %r12, %rsp # deallocate workspace + mov %r14, %rsp # deallocate workspace - pop %r12 + pop %r14 pop %rbp pop %rbx + pax_force_retaddr ret ENDPROC(\name) diff --git a/arch/x86/crypto/sha256-avx-asm.S b/arch/x86/crypto/sha256-avx-asm.S index 92b3b5d..0dc1dcb 100644 --- a/arch/x86/crypto/sha256-avx-asm.S +++ b/arch/x86/crypto/sha256-avx-asm.S @@ -49,6 +49,7 @@ #ifdef CONFIG_AS_AVX #include <linux/linkage.h> +#include <asm/alternative-asm.h> ## assume buffers not aligned #define VMOVDQ vmovdqu @@ -460,6 +461,7 @@ done_hash: popq %r13 popq %rbp popq %rbx + pax_force_retaddr ret ENDPROC(sha256_transform_avx) diff --git a/arch/x86/crypto/sha256-avx2-asm.S b/arch/x86/crypto/sha256-avx2-asm.S index 570ec5e..cf2b625 100644 --- a/arch/x86/crypto/sha256-avx2-asm.S +++ b/arch/x86/crypto/sha256-avx2-asm.S @@ -50,6 +50,7 @@ #ifdef CONFIG_AS_AVX2 #include <linux/linkage.h> +#include <asm/alternative-asm.h> ## assume buffers not aligned #define VMOVDQ vmovdqu @@ -720,6 +721,7 @@ done_hash: popq %r12 popq %rbp popq %rbx + pax_force_retaddr ret ENDPROC(sha256_transform_rorx) diff --git a/arch/x86/crypto/sha256-ssse3-asm.S b/arch/x86/crypto/sha256-ssse3-asm.S index 2cedc44..5144899 100644 --- a/arch/x86/crypto/sha256-ssse3-asm.S +++ b/arch/x86/crypto/sha256-ssse3-asm.S @@ -47,6 +47,7 @@ ######################################################################## #include <linux/linkage.h> +#include <asm/alternative-asm.h> ## assume buffers not aligned #define MOVDQ movdqu @@ -471,6 +472,7 @@ done_hash: popq %rbp popq %rbx + pax_force_retaddr ret ENDPROC(sha256_transform_ssse3) diff --git a/arch/x86/crypto/sha512-avx-asm.S b/arch/x86/crypto/sha512-avx-asm.S index 565274d..af6bc08 100644 --- a/arch/x86/crypto/sha512-avx-asm.S +++ b/arch/x86/crypto/sha512-avx-asm.S @@ -49,6 +49,7 @@ #ifdef CONFIG_AS_AVX #include <linux/linkage.h> +#include <asm/alternative-asm.h> .text @@ -364,6 +365,7 @@ updateblock: mov frame_RSPSAVE(%rsp), %rsp nowork: + pax_force_retaddr ret ENDPROC(sha512_transform_avx) diff --git a/arch/x86/crypto/sha512-avx2-asm.S b/arch/x86/crypto/sha512-avx2-asm.S index 1f20b35..f25c8c1 100644 --- a/arch/x86/crypto/sha512-avx2-asm.S +++ b/arch/x86/crypto/sha512-avx2-asm.S @@ -51,6 +51,7 @@ #ifdef CONFIG_AS_AVX2 #include <linux/linkage.h> +#include <asm/alternative-asm.h> .text @@ -678,6 +679,7 @@ done_hash: # Restore Stack Pointer mov frame_RSPSAVE(%rsp), %rsp + pax_force_retaddr ret ENDPROC(sha512_transform_rorx) diff --git a/arch/x86/crypto/sha512-ssse3-asm.S b/arch/x86/crypto/sha512-ssse3-asm.S index e610e29..ffcb5ed 100644 --- a/arch/x86/crypto/sha512-ssse3-asm.S +++ b/arch/x86/crypto/sha512-ssse3-asm.S @@ -48,6 +48,7 @@ ######################################################################## #include <linux/linkage.h> +#include <asm/alternative-asm.h> .text @@ -363,6 +364,7 @@ updateblock: mov frame_RSPSAVE(%rsp), %rsp nowork: + pax_force_retaddr ret ENDPROC(sha512_transform_ssse3) diff --git a/arch/x86/crypto/twofish-avx-x86_64-asm_64.S b/arch/x86/crypto/twofish-avx-x86_64-asm_64.S index 0505813..b067311 100644 --- a/arch/x86/crypto/twofish-avx-x86_64-asm_64.S +++ b/arch/x86/crypto/twofish-avx-x86_64-asm_64.S @@ -24,6 +24,7 @@ */ #include <linux/linkage.h> +#include <asm/alternative-asm.h> #include "glue_helper-asm-avx.S" .file "twofish-avx-x86_64-asm_64.S" @@ -284,6 +285,7 @@ __twofish_enc_blk8: outunpack_blocks(RC1, RD1, RA1, RB1, RK1, RX0, RY0, RK2); outunpack_blocks(RC2, RD2, RA2, RB2, RK1, RX0, RY0, RK2); + pax_force_retaddr ret; ENDPROC(__twofish_enc_blk8) @@ -324,6 +326,7 @@ __twofish_dec_blk8: outunpack_blocks(RA1, RB1, RC1, RD1, RK1, RX0, RY0, RK2); outunpack_blocks(RA2, RB2, RC2, RD2, RK1, RX0, RY0, RK2); + pax_force_retaddr ret; ENDPROC(__twofish_dec_blk8) @@ -342,6 +345,7 @@ ENTRY(twofish_ecb_enc_8way) store_8way(%r11, RC1, RD1, RA1, RB1, RC2, RD2, RA2, RB2); + pax_force_retaddr ret; ENDPROC(twofish_ecb_enc_8way) @@ -360,6 +364,7 @@ ENTRY(twofish_ecb_dec_8way) store_8way(%r11, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2); + pax_force_retaddr ret; ENDPROC(twofish_ecb_dec_8way) @@ -370,19 +375,20 @@ ENTRY(twofish_cbc_dec_8way) * %rdx: src */ - pushq %r12; + pushq %r14; movq %rsi, %r11; - movq %rdx, %r12; + movq %rdx, %r14; load_8way(%rdx, RC1, RD1, RA1, RB1, RC2, RD2, RA2, RB2); call __twofish_dec_blk8; - store_cbc_8way(%r12, %r11, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2); + store_cbc_8way(%r14, %r11, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2); - popq %r12; + popq %r14; + pax_force_retaddr ret; ENDPROC(twofish_cbc_dec_8way) @@ -394,20 +400,21 @@ ENTRY(twofish_ctr_8way) * %rcx: iv (little endian, 128bit) */ - pushq %r12; + pushq %r14; movq %rsi, %r11; - movq %rdx, %r12; + movq %rdx, %r14; load_ctr_8way(%rcx, .Lbswap128_mask, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2, RX0, RX1, RY0); call __twofish_enc_blk8; - store_ctr_8way(%r12, %r11, RC1, RD1, RA1, RB1, RC2, RD2, RA2, RB2); + store_ctr_8way(%r14, %r11, RC1, RD1, RA1, RB1, RC2, RD2, RA2, RB2); - popq %r12; + popq %r14; + pax_force_retaddr ret; ENDPROC(twofish_ctr_8way) @@ -430,6 +437,7 @@ ENTRY(twofish_xts_enc_8way) /* dst <= regs xor IVs(in dst) */ store_xts_8way(%r11, RC1, RD1, RA1, RB1, RC2, RD2, RA2, RB2); + pax_force_retaddr ret; ENDPROC(twofish_xts_enc_8way) @@ -452,5 +460,6 @@ ENTRY(twofish_xts_dec_8way) /* dst <= regs xor IVs(in dst) */ store_xts_8way(%r11, RA1, RB1, RC1, RD1, RA2, RB2, RC2, RD2); + pax_force_retaddr ret; ENDPROC(twofish_xts_dec_8way) diff --git a/arch/x86/crypto/twofish-x86_64-asm_64-3way.S b/arch/x86/crypto/twofish-x86_64-asm_64-3way.S index 1c3b7ce..02f578d 100644 --- a/arch/x86/crypto/twofish-x86_64-asm_64-3way.S +++ b/arch/x86/crypto/twofish-x86_64-asm_64-3way.S @@ -21,6 +21,7 @@ */ #include <linux/linkage.h> +#include <asm/alternative-asm.h> .file "twofish-x86_64-asm-3way.S" .text @@ -258,6 +259,7 @@ ENTRY(__twofish_enc_blk_3way) popq %r13; popq %r14; popq %r15; + pax_force_retaddr ret; .L__enc_xor3: @@ -269,6 +271,7 @@ ENTRY(__twofish_enc_blk_3way) popq %r13; popq %r14; popq %r15; + pax_force_retaddr ret; ENDPROC(__twofish_enc_blk_3way) @@ -308,5 +311,6 @@ ENTRY(twofish_dec_blk_3way) popq %r13; popq %r14; popq %r15; + pax_force_retaddr ret; ENDPROC(twofish_dec_blk_3way) diff --git a/arch/x86/crypto/twofish-x86_64-asm_64.S b/arch/x86/crypto/twofish-x86_64-asm_64.S index a350c99..c1bac24 100644 --- a/arch/x86/crypto/twofish-x86_64-asm_64.S +++ b/arch/x86/crypto/twofish-x86_64-asm_64.S @@ -22,6 +22,7 @@ #include <linux/linkage.h> #include <asm/asm-offsets.h> +#include <asm/alternative-asm.h> #define a_offset 0 #define b_offset 4 @@ -265,6 +266,7 @@ ENTRY(twofish_enc_blk) popq R1 movl $1,%eax + pax_force_retaddr ret ENDPROC(twofish_enc_blk) @@ -317,5 +319,6 @@ ENTRY(twofish_dec_blk) popq R1 movl $1,%eax + pax_force_retaddr ret ENDPROC(twofish_dec_blk) diff --git a/arch/x86/entry/calling.h b/arch/x86/entry/calling.h index 3c71dd9..008b8db 100644 --- a/arch/x86/entry/calling.h +++ b/arch/x86/entry/calling.h @@ -93,23 +93,26 @@ For 32-bit we have the following conventions - kernel is built with .endm .macro SAVE_C_REGS_HELPER offset=0 rax=1 rcx=1 r8910=1 r11=1 +#ifdef CONFIG_PAX_KERNEXEC_PLUGIN_METHOD_OR + movq %r12, R12+\offset(%rsp) +#endif .if \r11 - movq %r11, 6*8+\offset(%rsp) + movq %r11, R11+\offset(%rsp) .endif .if \r8910 - movq %r10, 7*8+\offset(%rsp) - movq %r9, 8*8+\offset(%rsp) - movq %r8, 9*8+\offset(%rsp) + movq %r10, R10+\offset(%rsp) + movq %r9, R9+\offset(%rsp) + movq %r8, R8+\offset(%rsp) .endif .if \rax - movq %rax, 10*8+\offset(%rsp) + movq %rax, RAX+\offset(%rsp) .endif .if \rcx - movq %rcx, 11*8+\offset(%rsp) + movq %rcx, RCX+\offset(%rsp) .endif - movq %rdx, 12*8+\offset(%rsp) - movq %rsi, 13*8+\offset(%rsp) - movq %rdi, 14*8+\offset(%rsp) + movq %rdx, RDX+\offset(%rsp) + movq %rsi, RSI+\offset(%rsp) + movq %rdi, RDI+\offset(%rsp) .endm .macro SAVE_C_REGS offset=0 SAVE_C_REGS_HELPER \offset, 1, 1, 1, 1 @@ -128,67 +131,78 @@ For 32-bit we have the following conventions - kernel is built with .endm .macro SAVE_EXTRA_REGS offset=0 - movq %r15, 0*8+\offset(%rsp) - movq %r14, 1*8+\offset(%rsp) - movq %r13, 2*8+\offset(%rsp) - movq %r12, 3*8+\offset(%rsp) - movq %rbp, 4*8+\offset(%rsp) - movq %rbx, 5*8+\offset(%rsp) + movq %r15, R15+\offset(%rsp) + movq %r14, R14+\offset(%rsp) + movq %r13, R13+\offset(%rsp) +#ifndef CONFIG_PAX_KERNEXEC_PLUGIN_METHOD_OR + movq %r12, R12+\offset(%rsp) +#endif + movq %rbp, RBP+\offset(%rsp) + movq %rbx, RBX+\offset(%rsp) .endm .macro RESTORE_EXTRA_REGS offset=0 - movq 0*8+\offset(%rsp), %r15 - movq 1*8+\offset(%rsp), %r14 - movq 2*8+\offset(%rsp), %r13 - movq 3*8+\offset(%rsp), %r12 - movq 4*8+\offset(%rsp), %rbp - movq 5*8+\offset(%rsp), %rbx + movq R15+\offset(%rsp), %r15 + movq R14+\offset(%rsp), %r14 + movq R13+\offset(%rsp), %r13 +#ifndef CONFIG_PAX_KERNEXEC_PLUGIN_METHOD_OR + movq R12+\offset(%rsp), %r12 +#endif + movq RBP+\offset(%rsp), %rbp + movq RBX+\offset(%rsp), %rbx .endm .macro ZERO_EXTRA_REGS xorl %r15d, %r15d xorl %r14d, %r14d xorl %r13d, %r13d +#ifndef CONFIG_PAX_KERNEXEC_PLUGIN_METHOD_OR xorl %r12d, %r12d +#endif xorl %ebp, %ebp xorl %ebx, %ebx .endm - .macro RESTORE_C_REGS_HELPER rstor_rax=1, rstor_rcx=1, rstor_r11=1, rstor_r8910=1, rstor_rdx=1 + .macro RESTORE_C_REGS_HELPER rstor_rax=1, rstor_rcx=1, rstor_r11=1, rstor_r8910=1, rstor_rdx=1, rstor_r12=1 +#ifdef CONFIG_PAX_KERNEXEC_PLUGIN_METHOD_OR + .if \rstor_r12 + movq R12(%rsp), %r12 + .endif +#endif .if \rstor_r11 - movq 6*8(%rsp), %r11 + movq R11(%rsp), %r11 .endif .if \rstor_r8910 - movq 7*8(%rsp), %r10 - movq 8*8(%rsp), %r9 - movq 9*8(%rsp), %r8 + movq R10(%rsp), %r10 + movq R9(%rsp), %r9 + movq R8(%rsp), %r8 .endif .if \rstor_rax - movq 10*8(%rsp), %rax + movq RAX(%rsp), %rax .endif .if \rstor_rcx - movq 11*8(%rsp), %rcx + movq RCX(%rsp), %rcx .endif .if \rstor_rdx - movq 12*8(%rsp), %rdx + movq RDX(%rsp), %rdx .endif - movq 13*8(%rsp), %rsi - movq 14*8(%rsp), %rdi + movq RSI(%rsp), %rsi + movq RDI(%rsp), %rdi .endm .macro RESTORE_C_REGS - RESTORE_C_REGS_HELPER 1,1,1,1,1 + RESTORE_C_REGS_HELPER 1,1,1,1,1,1 .endm .macro RESTORE_C_REGS_EXCEPT_RAX - RESTORE_C_REGS_HELPER 0,1,1,1,1 + RESTORE_C_REGS_HELPER 0,1,1,1,1,0 .endm .macro RESTORE_C_REGS_EXCEPT_RCX - RESTORE_C_REGS_HELPER 1,0,1,1,1 + RESTORE_C_REGS_HELPER 1,0,1,1,1,0 .endm .macro RESTORE_C_REGS_EXCEPT_R11 - RESTORE_C_REGS_HELPER 1,1,0,1,1 + RESTORE_C_REGS_HELPER 1,1,0,1,1,1 .endm .macro RESTORE_C_REGS_EXCEPT_RCX_R11 - RESTORE_C_REGS_HELPER 1,0,0,1,1 + RESTORE_C_REGS_HELPER 1,0,0,1,1,1 .endm .macro REMOVE_PT_GPREGS_FROM_STACK addskip=0 diff --git a/arch/x86/entry/common.c b/arch/x86/entry/common.c index 80dcc92..da58bb6 100644 --- a/arch/x86/entry/common.c +++ b/arch/x86/entry/common.c @@ -150,6 +150,10 @@ unsigned long syscall_trace_enter_phase1(struct pt_regs *regs, u32 arch) return 1; /* Something is enabled that we can't handle in phase 1 */ } +#ifdef CONFIG_GRKERNSEC_SETXID +extern void gr_delayed_cred_worker(void); +#endif + /* Returns the syscall nr to run (which should match regs->orig_ax). */ long syscall_trace_enter_phase2(struct pt_regs *regs, u32 arch, unsigned long phase1_result) @@ -160,6 +164,11 @@ long syscall_trace_enter_phase2(struct pt_regs *regs, u32 arch, BUG_ON(regs != task_pt_regs(current)); +#ifdef CONFIG_GRKERNSEC_SETXID + if (unlikely(test_and_clear_thread_flag(TIF_GRSEC_SETXID))) + gr_delayed_cred_worker(); +#endif + /* * If we stepped into a sysenter/syscall insn, it trapped in * kernel mode; do_debug() cleared TF and set TIF_SINGLESTEP. @@ -207,13 +216,6 @@ long syscall_trace_enter(struct pt_regs *regs) return syscall_trace_enter_phase2(regs, arch, phase1_result); } -static struct thread_info *pt_regs_to_thread_info(struct pt_regs *regs) -{ - unsigned long top_of_stack = - (unsigned long)(regs + 1) + TOP_OF_KERNEL_STACK_PADDING; - return (struct thread_info *)(top_of_stack - THREAD_SIZE); -} - /* Called with IRQs disabled. */ __visible void prepare_exit_to_usermode(struct pt_regs *regs) { @@ -230,7 +232,7 @@ __visible void prepare_exit_to_usermode(struct pt_regs *regs) */ while (true) { u32 cached_flags = - READ_ONCE(pt_regs_to_thread_info(regs)->flags); + READ_ONCE(current_thread_info()->flags); if (!(cached_flags & (_TIF_SIGPENDING | _TIF_NOTIFY_RESUME | _TIF_UPROBE | _TIF_NEED_RESCHED | @@ -271,7 +273,7 @@ __visible void prepare_exit_to_usermode(struct pt_regs *regs) */ __visible void syscall_return_slowpath(struct pt_regs *regs) { - struct thread_info *ti = pt_regs_to_thread_info(regs); + struct thread_info *ti = current_thread_info(); u32 cached_flags = READ_ONCE(ti->flags); bool step; @@ -281,6 +283,11 @@ __visible void syscall_return_slowpath(struct pt_regs *regs) regs->orig_ax)) local_irq_enable(); +#ifdef CONFIG_GRKERNSEC_SETXID + if (unlikely(test_and_clear_thread_flag(TIF_GRSEC_SETXID))) + gr_delayed_cred_worker(); +#endif + /* * First do one-time work. If these work items are enabled, we * want to run them exactly once per syscall exit with IRQs on. @@ -301,7 +308,7 @@ __visible void syscall_return_slowpath(struct pt_regs *regs) step = unlikely( (cached_flags & (_TIF_SINGLESTEP | _TIF_SYSCALL_EMU)) == _TIF_SINGLESTEP); - if (step || cached_flags & _TIF_SYSCALL_TRACE) + if (step || (cached_flags & _TIF_SYSCALL_TRACE)) tracehook_report_syscall_exit(regs, step); } diff --git a/arch/x86/entry/entry_32.S b/arch/x86/entry/entry_32.S index b2909bf..47ba402 100644 --- a/arch/x86/entry/entry_32.S +++ b/arch/x86/entry/entry_32.S @@ -147,13 +147,154 @@ movl \reg, PT_GS(%esp) .endm .macro SET_KERNEL_GS reg + +#ifdef CONFIG_CC_STACKPROTECTOR movl $(__KERNEL_STACK_CANARY), \reg +#elif defined(CONFIG_PAX_MEMORY_UDEREF) + movl $(__USER_DS), \reg +#else + xorl \reg, \reg +#endif + movl \reg, %gs .endm #endif /* CONFIG_X86_32_LAZY_GS */ -.macro SAVE_ALL +.macro pax_enter_kernel +#ifdef CONFIG_PAX_KERNEXEC + call pax_enter_kernel +#endif +.endm + +.macro pax_exit_kernel +#ifdef CONFIG_PAX_KERNEXEC + call pax_exit_kernel +#endif +.endm + +#ifdef CONFIG_PAX_KERNEXEC +ENTRY(pax_enter_kernel) +#ifdef CONFIG_PARAVIRT + pushl %eax + pushl %ecx + call PARA_INDIRECT(pv_cpu_ops+PV_CPU_read_cr0) + mov %eax, %esi +#else + mov %cr0, %esi +#endif + bts $X86_CR0_WP_BIT, %esi + jnc 1f + mov %cs, %esi + cmp $__KERNEL_CS, %esi + jz 3f + ljmp $__KERNEL_CS, $3f +1: ljmp $__KERNEXEC_KERNEL_CS, $2f +2: +#ifdef CONFIG_PARAVIRT + mov %esi, %eax + call PARA_INDIRECT(pv_cpu_ops+PV_CPU_write_cr0) +#else + mov %esi, %cr0 +#endif +3: +#ifdef CONFIG_PARAVIRT + popl %ecx + popl %eax +#endif + ret +ENDPROC(pax_enter_kernel) + +ENTRY(pax_exit_kernel) +#ifdef CONFIG_PARAVIRT + pushl %eax + pushl %ecx +#endif + mov %cs, %esi + cmp $__KERNEXEC_KERNEL_CS, %esi + jnz 2f +#ifdef CONFIG_PARAVIRT + call PARA_INDIRECT(pv_cpu_ops+PV_CPU_read_cr0); + mov %eax, %esi +#else + mov %cr0, %esi +#endif + btr $X86_CR0_WP_BIT, %esi + ljmp $__KERNEL_CS, $1f +1: +#ifdef CONFIG_PARAVIRT + mov %esi, %eax + call PARA_INDIRECT(pv_cpu_ops+PV_CPU_write_cr0); +#else + mov %esi, %cr0 +#endif +2: +#ifdef CONFIG_PARAVIRT + popl %ecx + popl %eax +#endif + ret +ENDPROC(pax_exit_kernel) +#endif + + .macro pax_erase_kstack +#ifdef CONFIG_PAX_MEMORY_STACKLEAK + call pax_erase_kstack +#endif + .endm + +#ifdef CONFIG_PAX_MEMORY_STACKLEAK +/* + * ebp: thread_info + */ +ENTRY(pax_erase_kstack) + pushl %edi + pushl %ecx + pushl %eax + + mov TI_lowest_stack(%ebp), %edi + mov $-0xBEEF, %eax + std + +1: mov %edi, %ecx + and $THREAD_SIZE_asm - 1, %ecx + shr $2, %ecx + repne scasl + jecxz 2f + + cmp $2*16, %ecx + jc 2f + + mov $2*16, %ecx + repe scasl + jecxz 2f + jne 1b + +2: cld + or $2*4, %edi + mov %esp, %ecx + sub %edi, %ecx + + cmp $THREAD_SIZE_asm, %ecx + jb 3f + ud2 +3: + + shr $2, %ecx + rep stosl + + mov TI_task_thread_sp0(%ebp), %edi + sub $128, %edi + mov %edi, TI_lowest_stack(%ebp) + + popl %eax + popl %ecx + popl %edi + ret +ENDPROC(pax_erase_kstack) +#endif + +.macro __SAVE_ALL _DS cld PUSH_GS pushl %fs @@ -166,7 +307,7 @@ pushl %edx pushl %ecx pushl %ebx - movl $(__USER_DS), %edx + movl $\_DS, %edx movl %edx, %ds movl %edx, %es movl $(__KERNEL_PERCPU), %edx @@ -174,6 +315,15 @@ SET_KERNEL_GS %edx .endm +.macro SAVE_ALL +#if defined(CONFIG_PAX_KERNEXEC) || defined(CONFIG_PAX_PAGEEXEC) || defined(CONFIG_PAX_SEGMEXEC) || defined(CONFIG_PAX_MEMORY_UDEREF) + __SAVE_ALL __KERNEL_DS + pax_enter_kernel +#else + __SAVE_ALL __USER_DS +#endif +.endm + .macro RESTORE_INT_REGS popl %ebx popl %ecx @@ -212,7 +362,7 @@ ENTRY(ret_from_fork) pushl $0x0202 # Reset kernel eflags popfl jmp syscall_exit -END(ret_from_fork) +ENDPROC(ret_from_fork) ENTRY(ret_from_kernel_thread) pushl %eax @@ -252,7 +402,15 @@ ret_from_intr: andl $SEGMENT_RPL_MASK, %eax #endif cmpl $USER_RPL, %eax + +#ifdef CONFIG_PAX_KERNEXEC + jae resume_userspace + + pax_exit_kernel + jmp resume_kernel +#else jb resume_kernel # not returning to v8086 or userspace +#endif ENTRY(resume_userspace) LOCKDEP_SYS_EXIT @@ -260,8 +418,8 @@ ENTRY(resume_userspace) TRACE_IRQS_OFF movl %esp, %eax call prepare_exit_to_usermode - jmp restore_all -END(ret_from_exception) + jmp restore_all_pax +ENDPROC(ret_from_exception) #ifdef CONFIG_PREEMPT ENTRY(resume_kernel) @@ -273,7 +431,7 @@ need_resched: jz restore_all call preempt_schedule_irq jmp need_resched -END(resume_kernel) +ENDPROC(resume_kernel) #endif /* @@ -298,32 +456,44 @@ sysenter_past_esp: pushl $__USER_CS /* * Push current_thread_info()->sysenter_return to the stack. - * A tiny bit of offset fixup is necessary: TI_sysenter_return - * is relative to thread_info, which is at the bottom of the - * kernel stack page. 4*4 means the 4 words pushed above; - * TOP_OF_KERNEL_STACK_PADDING takes us to the top of the stack; - * and THREAD_SIZE takes us to the bottom. */ - pushl ((TI_sysenter_return) - THREAD_SIZE + TOP_OF_KERNEL_STACK_PADDING + 4*4)(%esp) + pushl $0 pushl %eax SAVE_ALL + GET_THREAD_INFO(%ebp) + movl TI_sysenter_return(%ebp), %ebp + movl %ebp, PT_EIP(%esp) ENABLE_INTERRUPTS(CLBR_NONE) /* * Load the potential sixth argument from user stack. * Careful about security. */ + movl PT_OLDESP(%esp),%ebp + +#ifdef CONFIG_PAX_MEMORY_UDEREF + mov PT_OLDSS(%esp), %ds +1: movl %ds:(%ebp), %ebp + push %ss + pop %ds +#else cmpl $__PAGE_OFFSET-3, %ebp jae syscall_fault ASM_STAC 1: movl (%ebp), %ebp ASM_CLAC +#endif + movl %ebp, PT_EBP(%esp) _ASM_EXTABLE(1b, syscall_fault) GET_THREAD_INFO(%ebp) +#ifdef CONFIG_PAX_RANDKSTACK + pax_erase_kstack +#endif + testl $_TIF_WORK_SYSCALL_ENTRY, TI_flags(%ebp) jnz syscall_trace_entry sysenter_do_call: @@ -339,20 +509,38 @@ sysenter_after_call: testl $_TIF_ALLWORK_MASK, %ecx jnz syscall_exit_work_irqs_off sysenter_exit: + +#ifdef CONFIG_PAX_RANDKSTACK + pushl %eax + movl %esp, %eax + call pax_randomize_kstack + popl %eax +#endif + + pax_erase_kstack + /* if something modifies registers it must also disable sysexit */ movl PT_EIP(%esp), %edx movl PT_OLDESP(%esp), %ecx xorl %ebp, %ebp TRACE_IRQS_ON 1: mov PT_FS(%esp), %fs +2: mov PT_DS(%esp), %ds +3: mov PT_ES(%esp), %es PTGS_TO_GS ENABLE_INTERRUPTS_SYSEXIT .pushsection .fixup, "ax" -2: movl $0, PT_FS(%esp) +4: movl $0, PT_FS(%esp) + jmp 1b +5: movl $0, PT_DS(%esp) + jmp 1b +6: movl $0, PT_ES(%esp) jmp 1b .popsection - _ASM_EXTABLE(1b, 2b) + _ASM_EXTABLE(1b, 4b) + _ASM_EXTABLE(2b, 5b) + _ASM_EXTABLE(3b, 6b) PTGS_TO_GS_EX ENDPROC(entry_SYSENTER_32) @@ -362,6 +550,11 @@ ENTRY(entry_INT80_32) pushl %eax # save orig_eax SAVE_ALL GET_THREAD_INFO(%ebp) + +#ifdef CONFIG_PAX_RANDKSTACK + pax_erase_kstack +#endif + # system call tracing in operation / emulation testl $_TIF_WORK_SYSCALL_ENTRY, TI_flags(%ebp) jnz syscall_trace_entry @@ -375,6 +568,15 @@ syscall_exit: LOCKDEP_SYS_EXIT jmp syscall_exit_work +restore_all_pax: + +#ifdef CONFIG_PAX_RANDKSTACK + movl %esp, %eax + call pax_randomize_kstack +#endif + + pax_erase_kstack + restore_all: TRACE_IRQS_IRET restore_all_notrace: @@ -429,14 +631,34 @@ ldt_ss: * compensating for the offset by changing to the ESPFIX segment with * a base address that matches for the difference. */ -#define GDT_ESPFIX_SS PER_CPU_VAR(gdt_page) + (GDT_ENTRY_ESPFIX_SS * 8) +#define GDT_ESPFIX_SS (GDT_ENTRY_ESPFIX_SS * 8)(%ebx) mov %esp, %edx /* load kernel esp */ mov PT_OLDESP(%esp), %eax /* load userspace esp */ mov %dx, %ax /* eax: new kernel esp */ sub %eax, %edx /* offset (low word is 0) */ +#ifdef CONFIG_SMP + movl PER_CPU_VAR(cpu_number), %ebx + shll $PAGE_SHIFT_asm, %ebx + addl $cpu_gdt_table, %ebx +#else + movl $cpu_gdt_table, %ebx +#endif shr $16, %edx - mov %dl, GDT_ESPFIX_SS + 4 /* bits 16..23 */ - mov %dh, GDT_ESPFIX_SS + 7 /* bits 24..31 */ + +#ifdef CONFIG_PAX_KERNEXEC + mov %cr0, %esi + btr $X86_CR0_WP_BIT, %esi + mov %esi, %cr0 +#endif + + mov %dl, 4 + GDT_ESPFIX_SS /* bits 16..23 */ + mov %dh, 7 + GDT_ESPFIX_SS /* bits 24..31 */ + +#ifdef CONFIG_PAX_KERNEXEC + bts $X86_CR0_WP_BIT, %esi + mov %esi, %cr0 +#endif + pushl $__ESPFIX_SS pushl %eax /* new kernel esp */ /* @@ -456,11 +678,14 @@ syscall_trace_entry: movl $-ENOSYS, PT_EAX(%esp) movl %esp, %eax call syscall_trace_enter + + pax_erase_kstack + /* What it returned is what we'll actually use. */ cmpl $(NR_syscalls), %eax jnae syscall_call jmp syscall_exit -END(syscall_trace_entry) +ENDPROC(syscall_trace_entry) # perform syscall exit tracing ALIGN @@ -471,25 +696,29 @@ syscall_exit_work_irqs_off: syscall_exit_work: movl %esp, %eax call syscall_return_slowpath - jmp restore_all -END(syscall_exit_work) + jmp restore_all_pax +ENDPROC(syscall_exit_work) syscall_fault: +#ifdef CONFIG_PAX_MEMORY_UDEREF + push %ss + pop %ds +#endif ASM_CLAC GET_THREAD_INFO(%ebp) movl $-EFAULT, PT_EAX(%esp) jmp resume_userspace -END(syscall_fault) +ENDPROC(syscall_fault) syscall_badsys: movl $-ENOSYS, %eax jmp syscall_after_call -END(syscall_badsys) +ENDPROC(syscall_badsys) sysenter_badsys: movl $-ENOSYS, %eax jmp sysenter_after_call -END(sysenter_badsys) +ENDPROC(sysenter_badsys) .macro FIXUP_ESPFIX_STACK /* @@ -501,8 +730,15 @@ END(sysenter_badsys) */ #ifdef CONFIG_X86_ESPFIX32 /* fixup the stack */ - mov GDT_ESPFIX_SS + 4, %al /* bits 16..23 */ - mov GDT_ESPFIX_SS + 7, %ah /* bits 24..31 */ +#ifdef CONFIG_SMP + movl PER_CPU_VAR(cpu_number), %ebx + shll $PAGE_SHIFT_asm, %ebx + addl $cpu_gdt_table, %ebx +#else + movl $cpu_gdt_table, %ebx +#endif + mov 4 + GDT_ESPFIX_SS, %al /* bits 16..23 */ + mov 7 + GDT_ESPFIX_SS, %ah /* bits 24..31 */ shl $16, %eax addl %esp, %eax /* the adjusted stack pointer */ pushl $__KERNEL_DS @@ -538,7 +774,7 @@ ENTRY(irq_entries_start) jmp common_interrupt .align 8 .endr -END(irq_entries_start) +ENDPROC(irq_entries_start) /* * the CPU automatically disables interrupts when executing an IRQ vector, @@ -585,7 +821,7 @@ ENTRY(coprocessor_error) pushl $0 pushl $do_coprocessor_error jmp error_code -END(coprocessor_error) +ENDPROC(coprocessor_error) ENTRY(simd_coprocessor_error) ASM_CLAC @@ -599,25 +835,25 @@ ENTRY(simd_coprocessor_error) pushl $do_simd_coprocessor_error #endif jmp error_code -END(simd_coprocessor_error) +ENDPROC(simd_coprocessor_error) ENTRY(device_not_available) ASM_CLAC pushl $-1 # mark this as an int pushl $do_device_not_available jmp error_code -END(device_not_available) +ENDPROC(device_not_available) #ifdef CONFIG_PARAVIRT ENTRY(native_iret) iret _ASM_EXTABLE(native_iret, iret_exc) -END(native_iret) +ENDPROC(native_iret) ENTRY(native_irq_enable_sysexit) sti sysexit -END(native_irq_enable_sysexit) +ENDPROC(native_irq_enable_sysexit) #endif ENTRY(overflow) @@ -625,59 +861,59 @@ ENTRY(overflow) pushl $0 pushl $do_overflow jmp error_code -END(overflow) +ENDPROC(overflow) ENTRY(bounds) ASM_CLAC pushl $0 pushl $do_bounds jmp error_code -END(bounds) +ENDPROC(bounds) ENTRY(invalid_op) ASM_CLAC pushl $0 pushl $do_invalid_op jmp error_code -END(invalid_op) +ENDPROC(invalid_op) ENTRY(coprocessor_segment_overrun) ASM_CLAC pushl $0 pushl $do_coprocessor_segment_overrun jmp error_code -END(coprocessor_segment_overrun) +ENDPROC(coprocessor_segment_overrun) ENTRY(invalid_TSS) ASM_CLAC pushl $do_invalid_TSS jmp error_code -END(invalid_TSS) +ENDPROC(invalid_TSS) ENTRY(segment_not_present) ASM_CLAC pushl $do_segment_not_present jmp error_code -END(segment_not_present) +ENDPROC(segment_not_present) ENTRY(stack_segment) ASM_CLAC pushl $do_stack_segment jmp error_code -END(stack_segment) +ENDPROC(stack_segment) ENTRY(alignment_check) ASM_CLAC pushl $do_alignment_check jmp error_code -END(alignment_check) +ENDPROC(alignment_check) ENTRY(divide_error) ASM_CLAC pushl $0 # no error code pushl $do_divide_error jmp error_code -END(divide_error) +ENDPROC(divide_error) #ifdef CONFIG_X86_MCE ENTRY(machine_check) @@ -685,7 +921,7 @@ ENTRY(machine_check) pushl $0 pushl machine_check_vector jmp error_code -END(machine_check) +ENDPROC(machine_check) #endif ENTRY(spurious_interrupt_bug) @@ -693,7 +929,7 @@ ENTRY(spurious_interrupt_bug) pushl $0 pushl $do_spurious_interrupt_bug jmp error_code -END(spurious_interrupt_bug) +ENDPROC(spurious_interrupt_bug) #ifdef CONFIG_XEN /* @@ -800,7 +1036,7 @@ BUILD_INTERRUPT3(hyperv_callback_vector, HYPERVISOR_CALLBACK_VECTOR, ENTRY(mcount) ret -END(mcount) +ENDPROC(mcount) ENTRY(ftrace_caller) pushl %eax @@ -830,7 +1066,7 @@ ftrace_graph_call: .globl ftrace_stub ftrace_stub: ret -END(ftrace_caller) +ENDPROC(ftrace_caller) ENTRY(ftrace_regs_caller) pushf /* push flags before compare (in cs location) */ @@ -928,7 +1164,7 @@ trace: popl %ecx popl %eax jmp ftrace_stub -END(mcount) +ENDPROC(mcount) #endif /* CONFIG_DYNAMIC_FTRACE */ #endif /* CONFIG_FUNCTION_TRACER */ @@ -946,7 +1182,7 @@ ENTRY(ftrace_graph_caller) popl %ecx popl %eax ret -END(ftrace_graph_caller) +ENDPROC(ftrace_graph_caller) .globl return_to_handler return_to_handler: @@ -994,14 +1230,17 @@ error_code: movl $-1, PT_ORIG_EAX(%esp) # no syscall to restart REG_TO_PTGS %ecx SET_KERNEL_GS %ecx - movl $(__USER_DS), %ecx + movl $(__KERNEL_DS), %ecx movl %ecx, %ds movl %ecx, %es + + pax_enter_kernel + TRACE_IRQS_OFF movl %esp, %eax # pt_regs pointer call *%edi jmp ret_from_exception -END(page_fault) +ENDPROC(page_fault) /* * Debug traps and NMI can happen at the one SYSENTER instruction @@ -1039,7 +1278,7 @@ debug_stack_correct: movl %esp, %eax # pt_regs pointer call do_debug jmp ret_from_exception -END(debug) +ENDPROC(debug) /* * NMI is doubly nasty. It can happen _while_ we're handling @@ -1078,6 +1317,9 @@ nmi_stack_correct: xorl %edx, %edx # zero error code movl %esp, %eax # pt_regs pointer call do_nmi + + pax_exit_kernel + jmp restore_all_notrace nmi_stack_fixup: @@ -1111,11 +1353,14 @@ nmi_espfix_stack: FIXUP_ESPFIX_STACK # %eax == %esp xorl %edx, %edx # zero error code call do_nmi + + pax_exit_kernel + RESTORE_REGS lss 12+4(%esp), %esp # back to espfix stack jmp irq_return #endif -END(nmi) +ENDPROC(nmi) ENTRY(int3) ASM_CLAC @@ -1126,17 +1371,17 @@ ENTRY(int3) movl %esp, %eax # pt_regs pointer call do_int3 jmp ret_from_exception -END(int3) +ENDPROC(int3) ENTRY(general_protection) pushl $do_general_protection jmp error_code -END(general_protection) +ENDPROC(general_protection) #ifdef CONFIG_KVM_GUEST ENTRY(async_page_fault) ASM_CLAC pushl $do_async_page_fault jmp error_code -END(async_page_fault) +ENDPROC(async_page_fault) #endif diff --git a/arch/x86/entry/entry_64.S b/arch/x86/entry/entry_64.S index 055a01d..348b266 100644 --- a/arch/x86/entry/entry_64.S +++ b/arch/x86/entry/entry_64.S @@ -36,6 +36,8 @@ #include <asm/smap.h> #include <asm/pgtable_types.h> #include <linux/err.h> +#include <asm/pgtable.h> +#include <asm/alternative-asm.h> /* Avoid __ASSEMBLER__'ifying <linux/audit.h> just for this. */ #include <linux/elf-em.h> @@ -53,6 +55,402 @@ ENTRY(native_usergs_sysret64) ENDPROC(native_usergs_sysret64) #endif /* CONFIG_PARAVIRT */ + .macro ljmpq sel, off +#if defined(CONFIG_MPSC) || defined(CONFIG_MCORE2) || defined (CONFIG_MATOM) + .byte 0x48; ljmp *1234f(%rip) + .pushsection .rodata + .align 16 + 1234: .quad \off; .word \sel + .popsection +#else + pushq $\sel + pushq $\off + lretq +#endif + .endm + + .macro pax_enter_kernel + pax_set_fptr_mask +#if defined(CONFIG_PAX_KERNEXEC) || defined(CONFIG_PAX_MEMORY_UDEREF) + call pax_enter_kernel +#endif + .endm + + .macro pax_exit_kernel +#if defined(CONFIG_PAX_KERNEXEC) || defined(CONFIG_PAX_MEMORY_UDEREF) + call pax_exit_kernel +#endif + .endm + +#if defined(CONFIG_PAX_KERNEXEC) || defined(CONFIG_PAX_MEMORY_UDEREF) +ENTRY(pax_enter_kernel) + pushq %rdi + +#ifdef CONFIG_PARAVIRT + PV_SAVE_REGS(CLBR_RDI) +#endif + +#ifdef CONFIG_PAX_KERNEXEC + GET_CR0_INTO_RDI + bts $X86_CR0_WP_BIT,%rdi + jnc 3f + mov %cs,%edi + cmp $__KERNEL_CS,%edi + jnz 2f +1: +#endif + +#ifdef CONFIG_PAX_MEMORY_UDEREF + ALTERNATIVE "jmp 111f", "", X86_FEATURE_PCID + GET_CR3_INTO_RDI + cmp $0,%dil + jnz 112f + mov $__KERNEL_DS,%edi + mov %edi,%ss + jmp 111f +112: cmp $1,%dil + jz 113f + ud2 +113: sub $4097,%rdi + bts $63,%rdi + SET_RDI_INTO_CR3 + mov $__UDEREF_KERNEL_DS,%edi + mov %edi,%ss +111: +#endif + +#ifdef CONFIG_PARAVIRT + PV_RESTORE_REGS(CLBR_RDI) +#endif + + popq %rdi + pax_force_retaddr + retq + +#ifdef CONFIG_PAX_KERNEXEC +2: ljmpq __KERNEL_CS,1b +3: ljmpq __KERNEXEC_KERNEL_CS,4f +4: SET_RDI_INTO_CR0 + jmp 1b +#endif +ENDPROC(pax_enter_kernel) + +ENTRY(pax_exit_kernel) + pushq %rdi + +#ifdef CONFIG_PARAVIRT + PV_SAVE_REGS(CLBR_RDI) +#endif + +#ifdef CONFIG_PAX_KERNEXEC + mov %cs,%rdi + cmp $__KERNEXEC_KERNEL_CS,%edi + jz 2f + GET_CR0_INTO_RDI + bts $X86_CR0_WP_BIT,%rdi + jnc 4f +1: +#endif + +#ifdef CONFIG_PAX_MEMORY_UDEREF + ALTERNATIVE "jmp 111f", "", X86_FEATURE_PCID + mov %ss,%edi + cmp $__UDEREF_KERNEL_DS,%edi + jnz 111f + GET_CR3_INTO_RDI + cmp $0,%dil + jz 112f + ud2 +112: add $4097,%rdi + bts $63,%rdi + SET_RDI_INTO_CR3 + mov $__KERNEL_DS,%edi + mov %edi,%ss +111: +#endif + +#ifdef CONFIG_PARAVIRT + PV_RESTORE_REGS(CLBR_RDI); +#endif + + popq %rdi + pax_force_retaddr + retq + +#ifdef CONFIG_PAX_KERNEXEC +2: GET_CR0_INTO_RDI + btr $X86_CR0_WP_BIT,%rdi + jnc 4f + ljmpq __KERNEL_CS,3f +3: SET_RDI_INTO_CR0 + jmp 1b +4: ud2 + jmp 4b +#endif +ENDPROC(pax_exit_kernel) +#endif + + .macro pax_enter_kernel_user + pax_set_fptr_mask +#ifdef CONFIG_PAX_MEMORY_UDEREF + call pax_enter_kernel_user +#endif + .endm + + .macro pax_exit_kernel_user +#ifdef CONFIG_PAX_MEMORY_UDEREF + call pax_exit_kernel_user +#endif +#ifdef CONFIG_PAX_RANDKSTACK + pushq %rax + pushq %r11 + call pax_randomize_kstack + popq %r11 + popq %rax +#endif + .endm + +#ifdef CONFIG_PAX_MEMORY_UDEREF +ENTRY(pax_enter_kernel_user) + pushq %rdi + pushq %rbx + +#ifdef CONFIG_PARAVIRT + PV_SAVE_REGS(CLBR_RDI) +#endif + + ALTERNATIVE "jmp 111f", "", X86_FEATURE_PCID + GET_CR3_INTO_RDI + cmp $1,%dil + jnz 4f + sub $4097,%rdi + bts $63,%rdi + SET_RDI_INTO_CR3 + jmp 3f +111: + + GET_CR3_INTO_RDI + mov %rdi,%rbx + add $__START_KERNEL_map,%rbx + sub phys_base(%rip),%rbx + +#ifdef CONFIG_PARAVIRT + cmpl $0, pv_info+PARAVIRT_enabled + jz 1f + pushq %rdi + i = 0 + .rept USER_PGD_PTRS + mov i*8(%rbx),%rsi + mov $0,%sil + lea i*8(%rbx),%rdi + call PARA_INDIRECT(pv_mmu_ops+PV_MMU_set_pgd_batched) + i = i + 1 + .endr + popq %rdi + jmp 2f +1: +#endif + + i = 0 + .rept USER_PGD_PTRS + movb $0,i*8(%rbx) + i = i + 1 + .endr + +2: SET_RDI_INTO_CR3 + +#ifdef CONFIG_PAX_KERNEXEC + GET_CR0_INTO_RDI + bts $X86_CR0_WP_BIT,%rdi + SET_RDI_INTO_CR0 +#endif + +3: + +#ifdef CONFIG_PARAVIRT + PV_RESTORE_REGS(CLBR_RDI) +#endif + + popq %rbx + popq %rdi + pax_force_retaddr + retq +4: ud2 +ENDPROC(pax_enter_kernel_user) + +ENTRY(pax_exit_kernel_user) + pushq %rdi + pushq %rbx + +#ifdef CONFIG_PARAVIRT + PV_SAVE_REGS(CLBR_RDI) +#endif + + GET_CR3_INTO_RDI + ALTERNATIVE "jmp 1f", "", X86_FEATURE_PCID + cmp $0,%dil + jnz 3f + add $4097,%rdi + bts $63,%rdi + SET_RDI_INTO_CR3 + jmp 2f +1: + + mov %rdi,%rbx + +#ifdef CONFIG_PAX_KERNEXEC + GET_CR0_INTO_RDI + btr $X86_CR0_WP_BIT,%rdi + jnc 3f + SET_RDI_INTO_CR0 +#endif + + add $__START_KERNEL_map,%rbx + sub phys_base(%rip),%rbx + +#ifdef CONFIG_PARAVIRT + cmpl $0, pv_info+PARAVIRT_enabled + jz 1f + i = 0 + .rept USER_PGD_PTRS + mov i*8(%rbx),%rsi + mov $0x67,%sil + lea i*8(%rbx),%rdi + call PARA_INDIRECT(pv_mmu_ops+PV_MMU_set_pgd_batched) + i = i + 1 + .endr + jmp 2f +1: +#endif + + i = 0 + .rept USER_PGD_PTRS + movb $0x67,i*8(%rbx) + i = i + 1 + .endr +2: + +#ifdef CONFIG_PARAVIRT + PV_RESTORE_REGS(CLBR_RDI) +#endif + + popq %rbx + popq %rdi + pax_force_retaddr + retq +3: ud2 +ENDPROC(pax_exit_kernel_user) +#endif + + .macro pax_enter_kernel_nmi + pax_set_fptr_mask + +#ifdef CONFIG_PAX_KERNEXEC + GET_CR0_INTO_RDI + bts $X86_CR0_WP_BIT,%rdi + jc 110f + SET_RDI_INTO_CR0 + or $2,%ebx +110: +#endif + +#ifdef CONFIG_PAX_MEMORY_UDEREF + ALTERNATIVE "jmp 111f", "", X86_FEATURE_PCID + GET_CR3_INTO_RDI + cmp $0,%dil + jz 111f + sub $4097,%rdi + or $4,%ebx + bts $63,%rdi + SET_RDI_INTO_CR3 + mov $__UDEREF_KERNEL_DS,%edi + mov %edi,%ss +111: +#endif + .endm + + .macro pax_exit_kernel_nmi +#ifdef CONFIG_PAX_KERNEXEC + btr $1,%ebx + jnc 110f + GET_CR0_INTO_RDI + btr $X86_CR0_WP_BIT,%rdi + SET_RDI_INTO_CR0 +110: +#endif + +#ifdef CONFIG_PAX_MEMORY_UDEREF + ALTERNATIVE "jmp 111f", "", X86_FEATURE_PCID + btr $2,%ebx + jnc 111f + GET_CR3_INTO_RDI + add $4097,%rdi + bts $63,%rdi + SET_RDI_INTO_CR3 + mov $__KERNEL_DS,%edi + mov %edi,%ss +111: +#endif + .endm + + .macro pax_erase_kstack +#ifdef CONFIG_PAX_MEMORY_STACKLEAK + call pax_erase_kstack +#endif + .endm + +#ifdef CONFIG_PAX_MEMORY_STACKLEAK +ENTRY(pax_erase_kstack) + pushq %rdi + pushq %rcx + pushq %rax + pushq %r11 + + GET_THREAD_INFO(%r11) + mov TI_lowest_stack(%r11), %rdi + mov $-0xBEEF, %rax + std + +1: mov %edi, %ecx + and $THREAD_SIZE_asm - 1, %ecx + shr $3, %ecx + repne scasq + jecxz 2f + + cmp $2*8, %ecx + jc 2f + + mov $2*8, %ecx + repe scasq + jecxz 2f + jne 1b + +2: cld + or $2*8, %rdi + mov %esp, %ecx + sub %edi, %ecx + + cmp $THREAD_SIZE_asm, %rcx + jb 3f + ud2 +3: + + shr $3, %ecx + rep stosq + + mov TI_task_thread_sp0(%r11), %rdi + sub $256, %rdi + mov %rdi, TI_lowest_stack(%r11) + + popq %r11 + popq %rax + popq %rcx + popq %rdi + pax_force_retaddr + ret +ENDPROC(pax_erase_kstack) +#endif + .macro TRACE_IRQS_IRETQ #ifdef CONFIG_TRACE_IRQFLAGS bt $9, EFLAGS(%rsp) /* interrupts off? */ @@ -88,7 +486,7 @@ ENDPROC(native_usergs_sysret64) .endm .macro TRACE_IRQS_IRETQ_DEBUG - bt $9, EFLAGS(%rsp) /* interrupts off? */ + bt $X86_EFLAGS_IF_BIT, EFLAGS(%rsp) /* interrupts off? */ jnc 1f TRACE_IRQS_ON_DEBUG 1: @@ -148,14 +546,6 @@ GLOBAL(entry_SYSCALL_64_after_swapgs) /* Construct struct pt_regs on stack */ pushq $__USER_DS /* pt_regs->ss */ pushq PER_CPU_VAR(rsp_scratch) /* pt_regs->sp */ - /* - * Re-enable interrupts. - * We use 'rsp_scratch' as a scratch space, hence irq-off block above - * must execute atomically in the face of possible interrupt-driven - * task preemption. We must enable interrupts only after we're done - * with using rsp_scratch: - */ - ENABLE_INTERRUPTS(CLBR_NONE) pushq %r11 /* pt_regs->flags */ pushq $__USER_CS /* pt_regs->cs */ pushq %rcx /* pt_regs->ip */ @@ -171,7 +561,27 @@ GLOBAL(entry_SYSCALL_64_after_swapgs) pushq %r11 /* pt_regs->r11 */ sub $(6*8), %rsp /* pt_regs->bp, bx, r12-15 not saved */ - testl $_TIF_WORK_SYSCALL_ENTRY, ASM_THREAD_INFO(TI_flags, %rsp, SIZEOF_PTREGS) +#ifdef CONFIG_PAX_KERNEXEC_PLUGIN_METHOD_OR + movq %r12, R12(%rsp) +#endif + + pax_enter_kernel_user + +#ifdef CONFIG_PAX_RANDKSTACK + pax_erase_kstack +#endif + + /* + * Re-enable interrupts. + * We use 'rsp_scratch' as a scratch space, hence irq-off block above + * must execute atomically in the face of possible interrupt-driven + * task preemption. We must enable interrupts only after we're done + * with using rsp_scratch: + */ + ENABLE_INTERRUPTS(CLBR_NONE) + + GET_THREAD_INFO(%rcx) + testl $_TIF_WORK_SYSCALL_ENTRY, TI_flags(%rcx) jnz tracesys entry_SYSCALL_64_fastpath: #if __SYSCALL_MASK == ~0 @@ -204,9 +614,13 @@ entry_SYSCALL_64_fastpath: * flags (TIF_NOTIFY_RESUME, TIF_USER_RETURN_NOTIFY, etc) set is * very bad. */ - testl $_TIF_ALLWORK_MASK, ASM_THREAD_INFO(TI_flags, %rsp, SIZEOF_PTREGS) + GET_THREAD_INFO(%rcx) + testl $_TIF_ALLWORK_MASK, TI_flags(%rcx) jnz int_ret_from_sys_call_irqs_off /* Go to the slow path */ + pax_exit_kernel_user + pax_erase_kstack + RESTORE_C_REGS_EXCEPT_RCX_R11 movq RIP(%rsp), %rcx movq EFLAGS(%rsp), %r11 @@ -240,6 +654,9 @@ tracesys: call syscall_trace_enter_phase1 test %rax, %rax jnz tracesys_phase2 /* if needed, run the slow path */ + + pax_erase_kstack + RESTORE_C_REGS_EXCEPT_RAX /* else restore clobbered regs */ movq ORIG_RAX(%rsp), %rax jmp entry_SYSCALL_64_fastpath /* and return to the fast path */ @@ -251,6 +668,8 @@ tracesys_phase2: movq %rax, %rdx call syscall_trace_enter_phase2 + pax_erase_kstack + /* * Reload registers from stack in case ptrace changed them. * We don't reload %rax because syscall_trace_entry_phase2() returned @@ -279,6 +698,8 @@ GLOBAL(int_ret_from_sys_call) SAVE_EXTRA_REGS movq %rsp, %rdi call syscall_return_slowpath /* returns with IRQs disabled */ + pax_exit_kernel_user + pax_erase_kstack RESTORE_EXTRA_REGS TRACE_IRQS_IRETQ /* we're about to change IF */ @@ -353,14 +774,14 @@ syscall_return_via_sysret: opportunistic_sysret_failed: SWAPGS jmp restore_c_regs_and_iret -END(entry_SYSCALL_64) +ENDPROC(entry_SYSCALL_64) .macro FORK_LIKE func ENTRY(stub_\func) SAVE_EXTRA_REGS 8 jmp sys_\func -END(stub_\func) +ENDPROC(stub_\func) .endm FORK_LIKE clone @@ -380,7 +801,7 @@ return_from_execve: ZERO_EXTRA_REGS movq %rax, RAX(%rsp) jmp int_ret_from_sys_call -END(stub_execve) +ENDPROC(stub_execve) /* * Remaining execve stubs are only 7 bytes long. * ENTRY() often aligns to 16 bytes, which in this case has no benefits. @@ -389,7 +810,7 @@ END(stub_execve) GLOBAL(stub_execveat) call sys_execveat jmp return_from_execve -END(stub_execveat) +ENDPROC(stub_execveat) #if defined(CONFIG_X86_X32_ABI) || defined(CONFIG_IA32_EMULATION) .align 8 @@ -397,15 +818,15 @@ GLOBAL(stub_x32_execve) GLOBAL(stub32_execve) call compat_sys_execve jmp return_from_execve -END(stub32_execve) -END(stub_x32_execve) +ENDPROC(stub32_execve) +ENDPROC(stub_x32_execve) .align 8 GLOBAL(stub_x32_execveat) GLOBAL(stub32_execveat) call compat_sys_execveat jmp return_from_execve -END(stub32_execveat) -END(stub_x32_execveat) +ENDPROC(stub32_execveat) +ENDPROC(stub_x32_execveat) #endif /* @@ -434,7 +855,7 @@ ENTRY(stub_x32_rt_sigreturn) SAVE_EXTRA_REGS 8 call sys32_x32_rt_sigreturn jmp return_from_stub -END(stub_x32_rt_sigreturn) +ENDPROC(stub_x32_rt_sigreturn) #endif /* @@ -473,7 +894,7 @@ ENTRY(ret_from_fork) movl $0, RAX(%rsp) RESTORE_EXTRA_REGS jmp int_ret_from_sys_call -END(ret_from_fork) +ENDPROC(ret_from_fork) /* * Build the entry stubs with some assembler magic. @@ -488,7 +909,7 @@ ENTRY(irq_entries_start) jmp common_interrupt .align 8 .endr -END(irq_entries_start) +ENDPROC(irq_entries_start) /* * Interrupt entry/exit. @@ -513,11 +934,19 @@ END(irq_entries_start) * tracking that we're in kernel mode. */ SWAPGS +#ifdef CONFIG_PAX_MEMORY_UDEREF + pax_enter_kernel_user +#else + pax_enter_kernel +#endif + #ifdef CONFIG_CONTEXT_TRACKING call enter_from_user_mode #endif -1: + jmp 2f +1: pax_enter_kernel +2: /* * Save previous stack pointer, optionally switch to interrupt stack. * irq_count is used to check if a CPU is already on an interrupt stack @@ -529,6 +958,7 @@ END(irq_entries_start) incl PER_CPU_VAR(irq_count) cmovzq PER_CPU_VAR(irq_stack_ptr), %rsp pushq %rdi + /* We entered an interrupt context - irqs are off: */ TRACE_IRQS_OFF @@ -561,6 +991,8 @@ ret_from_intr: GLOBAL(retint_user) mov %rsp,%rdi call prepare_exit_to_usermode + pax_exit_kernel_user +# pax_erase_kstack TRACE_IRQS_IRETQ SWAPGS jmp restore_regs_and_iret @@ -578,6 +1010,21 @@ retint_kernel: jmp 0b 1: #endif + + pax_exit_kernel + +#if defined(CONFIG_EFI) && defined(CONFIG_PAX_KERNEXEC) + /* This is a quirk to allow IRQs/NMIs/MCEs during early EFI setup, + * namely calling EFI runtime services with a phys mapping. We're + * starting off with NOPs and patch in the real instrumentation + * (BTS/OR) before starting any userland process; even before starting + * up the APs. + */ + ALTERNATIVE "", "pax_force_retaddr 16*8", X86_FEATURE_ALWAYS +#else + pax_force_retaddr RIP +#endif + /* * The iretq could re-enable interrupts: */ @@ -621,15 +1068,15 @@ native_irq_return_ldt: SWAPGS movq PER_CPU_VAR(espfix_waddr), %rdi movq %rax, (0*8)(%rdi) /* RAX */ - movq (2*8)(%rsp), %rax /* RIP */ + movq (2*8 + RIP-RIP)(%rsp), %rax /* RIP */ movq %rax, (1*8)(%rdi) - movq (3*8)(%rsp), %rax /* CS */ + movq (2*8 + CS-RIP)(%rsp), %rax /* CS */ movq %rax, (2*8)(%rdi) - movq (4*8)(%rsp), %rax /* RFLAGS */ + movq (2*8 + EFLAGS-RIP)(%rsp), %rax /* RFLAGS */ movq %rax, (3*8)(%rdi) - movq (6*8)(%rsp), %rax /* SS */ + movq (2*8 + SS-RIP)(%rsp), %rax /* SS */ movq %rax, (5*8)(%rdi) - movq (5*8)(%rsp), %rax /* RSP */ + movq (2*8 + RSP-RIP)(%rsp), %rax /* RSP */ movq %rax, (4*8)(%rdi) andl $0xffff0000, %eax popq %rdi @@ -639,7 +1086,7 @@ native_irq_return_ldt: popq %rax jmp native_irq_return_iret #endif -END(common_interrupt) +ENDPROC(common_interrupt) /* * APIC interrupts. @@ -651,7 +1098,7 @@ ENTRY(\sym) .Lcommon_\sym: interrupt \do_sym jmp ret_from_intr -END(\sym) +ENDPROC(\sym) .endm #ifdef CONFIG_TRACING @@ -716,7 +1163,7 @@ apicinterrupt IRQ_WORK_VECTOR irq_work_interrupt smp_irq_work_interrupt /* * Exception entry points. */ -#define CPU_TSS_IST(x) PER_CPU_VAR(cpu_tss) + (TSS_ist + ((x) - 1) * 8) +#define CPU_TSS_IST(x) (TSS_ist + ((x) - 1) * 8)(%r13) .macro idtentry sym do_sym has_error_code:req paranoid=0 shift_ist=-1 ENTRY(\sym) @@ -763,6 +1210,12 @@ ENTRY(\sym) .endif .if \shift_ist != -1 +#ifdef CONFIG_SMP + imul $TSS_size, PER_CPU_VAR(cpu_number), %r13d + lea cpu_tss(%r13), %r13 +#else + lea cpu_tss(%rip), %r13 +#endif subq $EXCEPTION_STKSZ, CPU_TSS_IST(\shift_ist) .endif @@ -806,7 +1259,7 @@ ENTRY(\sym) jmp error_exit /* %ebx: no swapgs flag */ .endif -END(\sym) +ENDPROC(\sym) .endm #ifdef CONFIG_TRACING @@ -848,8 +1301,9 @@ gs_change: 2: mfence /* workaround */ SWAPGS popfq + pax_force_retaddr ret -END(native_load_gs_index) +ENDPROC(native_load_gs_index) _ASM_EXTABLE(gs_change, bad_gs) .section .fixup, "ax" @@ -871,8 +1325,9 @@ ENTRY(do_softirq_own_stack) call __do_softirq leaveq decl PER_CPU_VAR(irq_count) + pax_force_retaddr ret -END(do_softirq_own_stack) +ENDPROC(do_softirq_own_stack) #ifdef CONFIG_XEN idtentry xen_hypervisor_callback xen_do_hypervisor_callback has_error_code=0 @@ -908,7 +1363,7 @@ ENTRY(xen_do_hypervisor_callback) /* do_hypervisor_callback(struct *pt_regs) */ call xen_maybe_preempt_hcall #endif jmp error_exit -END(xen_do_hypervisor_callback) +ENDPROC(xen_do_hypervisor_callback) /* * Hypervisor uses this for application faults while it executes. @@ -953,7 +1408,7 @@ ENTRY(xen_failsafe_callback) SAVE_C_REGS SAVE_EXTRA_REGS jmp error_exit -END(xen_failsafe_callback) +ENDPROC(xen_failsafe_callback) apicinterrupt3 HYPERVISOR_CALLBACK_VECTOR \ xen_hvm_callback_vector xen_evtchn_do_upcall @@ -1002,8 +1457,34 @@ ENTRY(paranoid_entry) js 1f /* negative -> in kernel */ SWAPGS xorl %ebx, %ebx -1: ret -END(paranoid_entry) +1: +#ifdef CONFIG_PAX_MEMORY_UDEREF + testb $3, CS+8(%rsp) + jz 1f + pax_enter_kernel_user + jmp 2f +#endif +1: pax_enter_kernel +2: + pax_force_retaddr + ret +ENDPROC(paranoid_entry) + +ENTRY(paranoid_entry_nmi) + cld + SAVE_C_REGS 8 + SAVE_EXTRA_REGS 8 + movl $1, %ebx + movl $MSR_GS_BASE, %ecx + rdmsr + testl %edx, %edx + js 1f /* negative -> in kernel */ + SWAPGS + xorl %ebx, %ebx +1: pax_enter_kernel_nmi + pax_force_retaddr + ret +ENDPROC(paranoid_entry_nmi) /* * "Paranoid" exit path from exception stack. This is invoked @@ -1020,19 +1501,26 @@ END(paranoid_entry) ENTRY(paranoid_exit) DISABLE_INTERRUPTS(CLBR_NONE) TRACE_IRQS_OFF_DEBUG - testl %ebx, %ebx /* swapgs needed? */ + testl $1, %ebx /* swapgs needed? */ jnz paranoid_exit_no_swapgs +#ifdef CONFIG_PAX_MEMORY_UDEREF + pax_exit_kernel_user +#else + pax_exit_kernel +#endif TRACE_IRQS_IRETQ SWAPGS_UNSAFE_STACK jmp paranoid_exit_restore paranoid_exit_no_swapgs: + pax_exit_kernel TRACE_IRQS_IRETQ_DEBUG paranoid_exit_restore: RESTORE_EXTRA_REGS RESTORE_C_REGS REMOVE_PT_GPREGS_FROM_STACK 8 + pax_force_retaddr_bts INTERRUPT_RETURN -END(paranoid_exit) +ENDPROC(paranoid_exit) /* * Save all registers in pt_regs, and switch gs if needed. @@ -1046,21 +1534,26 @@ ENTRY(error_entry) testb $3, CS+8(%rsp) jz .Lerror_kernelspace -.Lerror_entry_from_usermode_swapgs: /* * We entered from user mode or we're pretending to have entered * from user mode due to an IRET fault. */ SWAPGS +#ifdef CONFIG_PAX_MEMORY_UDEREF + pax_enter_kernel_user +#else + pax_enter_kernel +#endif + .Lerror_entry_from_usermode_after_swapgs: #ifdef CONFIG_CONTEXT_TRACKING call enter_from_user_mode #endif .Lerror_entry_done: - TRACE_IRQS_OFF + pax_force_retaddr ret /* @@ -1078,14 +1571,16 @@ ENTRY(error_entry) cmpq %rax, RIP+8(%rsp) je .Lbstep_iret cmpq $gs_change, RIP+8(%rsp) - jne .Lerror_entry_done + jne 1f /* * hack: gs_change can fail with user gsbase. If this happens, fix up * gsbase and proceed. We'll fix up the exception and land in * gs_change's error handler with kernel gsbase. */ - jmp .Lerror_entry_from_usermode_swapgs + SWAPGS +1: pax_enter_kernel + jmp .Lerror_entry_done .Lbstep_iret: /* Fix truncated RIP */ @@ -1099,6 +1594,12 @@ ENTRY(error_entry) */ SWAPGS +#ifdef CONFIG_PAX_MEMORY_UDEREF + pax_enter_kernel_user +#else + pax_enter_kernel +#endif + /* * Pretend that the exception came from user mode: set up pt_regs * as if we faulted immediately after IRET and clear EBX so that @@ -1109,11 +1610,11 @@ ENTRY(error_entry) mov %rax, %rsp decl %ebx jmp .Lerror_entry_from_usermode_after_swapgs -END(error_entry) +ENDPROC(error_entry) /* - * On entry, EBS is a "return to kernel mode" flag: + * On entry, EBX is a "return to kernel mode" flag: * 1: already in kernel mode, don't need SWAPGS * 0: user gsbase is loaded, we need SWAPGS and standard preparation for return to usermode */ @@ -1121,10 +1622,10 @@ ENTRY(error_exit) movl %ebx, %eax DISABLE_INTERRUPTS(CLBR_NONE) TRACE_IRQS_OFF - testl %eax, %eax + testl $1, %eax jnz retint_kernel jmp retint_user -END(error_exit) +ENDPROC(error_exit) /* Runs on exception stack */ ENTRY(nmi) @@ -1178,6 +1679,8 @@ ENTRY(nmi) * other IST entries. */ + ASM_CLAC + /* Use %rdx as our temp variable throughout */ pushq %rdx @@ -1221,6 +1724,12 @@ ENTRY(nmi) pushq %r14 /* pt_regs->r14 */ pushq %r15 /* pt_regs->r15 */ +#if defined(CONFIG_PAX_KERNEXEC) || defined(CONFIG_PAX_MEMORY_UDEREF) + xorl %ebx, %ebx +#endif + + pax_enter_kernel_nmi + /* * At this point we no longer need to worry about stack damage * due to nesting -- we're on the normal thread stack and we're @@ -1231,12 +1740,19 @@ ENTRY(nmi) movq $-1, %rsi call do_nmi + pax_exit_kernel_nmi + /* * Return back to user mode. We must *not* do the normal exit * work, because we don't want to enable interrupts. Fortunately, * do_nmi doesn't modify pt_regs. */ SWAPGS + +#if defined(CONFIG_PAX_KERNEXEC) || defined(CONFIG_PAX_MEMORY_UDEREF) + movq RBX(%rsp), %rbx +#endif + jmp restore_c_regs_and_iret .Lnmi_from_kernel: @@ -1358,6 +1874,7 @@ nested_nmi_out: popq %rdx /* We are returning to kernel mode, so this cannot result in a fault. */ +# pax_force_retaddr_bts INTERRUPT_RETURN first_nmi: @@ -1431,20 +1948,22 @@ end_repeat_nmi: ALLOC_PT_GPREGS_ON_STACK /* - * Use paranoid_entry to handle SWAPGS, but no need to use paranoid_exit + * Use paranoid_entry_nmi to handle SWAPGS, but no need to use paranoid_exit * as we should not be calling schedule in NMI context. * Even with normal interrupts enabled. An NMI should not be * setting NEED_RESCHED or anything that normal interrupts and * exceptions might do. */ - call paranoid_entry + call paranoid_entry_nmi /* paranoidentry do_nmi, 0; without TRACE_IRQS_OFF */ movq %rsp, %rdi movq $-1, %rsi call do_nmi - testl %ebx, %ebx /* swapgs needed? */ + pax_exit_kernel_nmi + + testl $1, %ebx /* swapgs needed? */ jnz nmi_restore nmi_swapgs: SWAPGS_UNSAFE_STACK @@ -1455,6 +1974,8 @@ nmi_restore: /* Point RSP at the "iret" frame. */ REMOVE_PT_GPREGS_FROM_STACK 6*8 + pax_force_retaddr_bts + /* * Clear "NMI executing". Set DF first so that we can easily * distinguish the remaining code between here and IRET from @@ -1472,9 +1993,9 @@ nmi_restore: * mode, so this cannot result in a fault. */ INTERRUPT_RETURN -END(nmi) +ENDPROC(nmi) ENTRY(ignore_sysret) mov $-ENOSYS, %eax sysret -END(ignore_sysret) +ENDPROC(ignore_sysret) diff --git a/arch/x86/entry/entry_64_compat.S b/arch/x86/entry/entry_64_compat.S index a9360d4..e87da3e 100644 --- a/arch/x86/entry/entry_64_compat.S +++ b/arch/x86/entry/entry_64_compat.S @@ -13,8 +13,10 @@ #include <asm/irqflags.h> #include <asm/asm.h> #include <asm/smap.h> +#include <asm/pgtable.h> #include <linux/linkage.h> #include <linux/err.h> +#include <asm/alternative-asm.h> /* Avoid __ASSEMBLER__'ifying <linux/audit.h> just for this. */ #include <linux/elf-em.h> @@ -35,6 +37,32 @@ ENTRY(native_usergs_sysret32) ENDPROC(native_usergs_sysret32) #endif + .macro pax_enter_kernel_user + pax_set_fptr_mask +#ifdef CONFIG_PAX_MEMORY_UDEREF + call pax_enter_kernel_user +#endif + .endm + + .macro pax_exit_kernel_user +#ifdef CONFIG_PAX_MEMORY_UDEREF + call pax_exit_kernel_user +#endif +#ifdef CONFIG_PAX_RANDKSTACK + pushq %rax + pushq %r11 + call pax_randomize_kstack + popq %r11 + popq %rax +#endif + .endm + + .macro pax_erase_kstack +#ifdef CONFIG_PAX_MEMORY_STACKLEAK + call pax_erase_kstack +#endif + .endm + /* * 32-bit SYSENTER instruction entry. * @@ -65,20 +93,21 @@ ENTRY(entry_SYSENTER_compat) */ SWAPGS_UNSAFE_STACK movq PER_CPU_VAR(cpu_current_top_of_stack), %rsp - ENABLE_INTERRUPTS(CLBR_NONE) /* Zero-extending 32-bit regs, do not remove */ movl %ebp, %ebp movl %eax, %eax - movl ASM_THREAD_INFO(TI_sysenter_return, %rsp, 0), %r10d + GET_THREAD_INFO(%r11) + movl TI_sysenter_return(%r11), %r11d /* Construct struct pt_regs on stack */ pushq $__USER32_DS /* pt_regs->ss */ pushq %rbp /* pt_regs->sp */ pushfq /* pt_regs->flags */ + orl $X86_EFLAGS_IF,(%rsp) pushq $__USER32_CS /* pt_regs->cs */ - pushq %r10 /* pt_regs->ip = thread_info->sysenter_return */ + pushq %r11 /* pt_regs->ip = thread_info->sysenter_return */ pushq %rax /* pt_regs->orig_ax */ pushq %rdi /* pt_regs->di */ pushq %rsi /* pt_regs->si */ @@ -88,15 +117,37 @@ ENTRY(entry_SYSENTER_compat) cld sub $(10*8), %rsp /* pt_regs->r8-11, bp, bx, r12-15 not saved */ +#ifdef CONFIG_PAX_KERNEXEC_PLUGIN_METHOD_OR + movq %r12, R12(%rsp) +#endif + + pax_enter_kernel_user + +#ifdef CONFIG_PAX_RANDKSTACK + pax_erase_kstack +#endif + + ENABLE_INTERRUPTS(CLBR_NONE) + /* * no need to do an access_ok check here because rbp has been * 32-bit zero extended */ + +#ifdef CONFIG_PAX_MEMORY_UDEREF + addq pax_user_shadow_base, %rbp + ASM_PAX_OPEN_USERLAND +#endif + ASM_STAC 1: movl (%rbp), %ebp _ASM_EXTABLE(1b, ia32_badarg) ASM_CLAC +#ifdef CONFIG_PAX_MEMORY_UDEREF + ASM_PAX_CLOSE_USERLAND +#endif + /* * Sysenter doesn't filter flags, so we need to clear NT * ourselves. To save a few cycles, we can check whether @@ -106,8 +157,9 @@ ENTRY(entry_SYSENTER_compat) jnz sysenter_fix_flags sysenter_flags_fixed: - orl $TS_COMPAT, ASM_THREAD_INFO(TI_status, %rsp, SIZEOF_PTREGS) - testl $_TIF_WORK_SYSCALL_ENTRY, ASM_THREAD_INFO(TI_flags, %rsp, SIZEOF_PTREGS) + GET_THREAD_INFO(%r11) + orl $TS_COMPAT, TI_status(%r11) + testl $_TIF_WORK_SYSCALL_ENTRY, TI_flags(%r11) jnz sysenter_tracesys sysenter_do_call: @@ -123,9 +175,10 @@ sysenter_dispatch: call *ia32_sys_call_table(, %rax, 8) movq %rax, RAX(%rsp) 1: + GET_THREAD_INFO(%r11) DISABLE_INTERRUPTS(CLBR_NONE) TRACE_IRQS_OFF - testl $_TIF_ALLWORK_MASK, ASM_THREAD_INFO(TI_flags, %rsp, SIZEOF_PTREGS) + testl $_TIF_ALLWORK_MASK, TI_flags(%r11) jnz sysexit_audit sysexit_from_sys_call: /* @@ -138,11 +191,18 @@ sysexit_from_sys_call: * This code path is still called 'sysexit' because it pairs * with 'sysenter' and it uses the SYSENTER calling convention. */ - andl $~TS_COMPAT, ASM_THREAD_INFO(TI_status, %rsp, SIZEOF_PTREGS) + pax_exit_kernel_user + pax_erase_kstack + andl $~TS_COMPAT, TI_status(%r11) movl RIP(%rsp), %ecx /* User %eip */ movq RAX(%rsp), %rax movl RSI(%rsp), %esi movl RDI(%rsp), %edi + +#ifdef CONFIG_PAX_KERNEXEC_PLUGIN_METHOD_OR + movq R12(%rsp), %r12 +#endif + xorl %edx, %edx /* Do not leak kernel information */ xorq %r8, %r8 xorq %r9, %r9 @@ -195,6 +255,8 @@ sysexit_from_sys_call: movl %eax, %edi /* arg1 (RDI) <= syscall number (EAX) */ call __audit_syscall_entry + pax_erase_kstack + /* * We are going to jump back to the syscall dispatch code. * Prepare syscall args as required by the 64-bit C ABI. @@ -212,7 +274,7 @@ sysexit_from_sys_call: .macro auditsys_exit exit TRACE_IRQS_ON ENABLE_INTERRUPTS(CLBR_NONE) - testl $(_TIF_ALLWORK_MASK & ~_TIF_SYSCALL_AUDIT), ASM_THREAD_INFO(TI_flags, %rsp, SIZEOF_PTREGS) + testl $(_TIF_ALLWORK_MASK & ~_TIF_SYSCALL_AUDIT), TI_flags(%r11) jnz ia32_ret_from_sys_call movl %eax, %esi /* second arg, syscall return value */ cmpl $-MAX_ERRNO, %eax /* is it an error ? */ @@ -221,10 +283,11 @@ sysexit_from_sys_call: 1: setbe %al /* 1 if error, 0 if not */ movzbl %al, %edi /* zero-extend that into %edi */ call __audit_syscall_exit + GET_THREAD_INFO(%r11) movl $(_TIF_ALLWORK_MASK & ~_TIF_SYSCALL_AUDIT), %edi DISABLE_INTERRUPTS(CLBR_NONE) TRACE_IRQS_OFF - testl %edi, ASM_THREAD_INFO(TI_flags, %rsp, SIZEOF_PTREGS) + testl %edi, TI_flags(%r11) jz \exit xorl %eax, %eax /* Do not leak kernel information */ movq %rax, R11(%rsp) @@ -250,7 +313,7 @@ sysenter_fix_flags: sysenter_tracesys: #ifdef CONFIG_AUDITSYSCALL - testl $(_TIF_WORK_SYSCALL_ENTRY & ~_TIF_SYSCALL_AUDIT), ASM_THREAD_INFO(TI_flags, %rsp, SIZEOF_PTREGS) + testl $(_TIF_WORK_SYSCALL_ENTRY & ~_TIF_SYSCALL_AUDIT), TI_flags(%r11) jz sysenter_auditsys #endif SAVE_EXTRA_REGS @@ -270,6 +333,9 @@ sysenter_tracesys: movl %eax, %eax /* zero extension */ RESTORE_EXTRA_REGS + + pax_erase_kstack + jmp sysenter_do_call ENDPROC(entry_SYSENTER_compat) @@ -312,7 +378,6 @@ ENTRY(entry_SYSCALL_compat) SWAPGS_UNSAFE_STACK movl %esp, %r8d movq PER_CPU_VAR(cpu_current_top_of_stack), %rsp - ENABLE_INTERRUPTS(CLBR_NONE) /* Zero-extending 32-bit regs, do not remove */ movl %eax, %eax @@ -332,16 +397,40 @@ ENTRY(entry_SYSCALL_compat) pushq $-ENOSYS /* pt_regs->ax */ sub $(10*8), %rsp /* pt_regs->r8-11, bp, bx, r12-15 not saved */ +#ifdef CONFIG_PAX_KERNEXEC_PLUGIN_METHOD_OR + movq %r12, R12(%rsp) +#endif + + pax_enter_kernel_user + +#ifdef CONFIG_PAX_RANDKSTACK + pax_erase_kstack +#endif + + ENABLE_INTERRUPTS(CLBR_NONE) + /* * No need to do an access_ok check here because r8 has been * 32-bit zero extended: */ + +#ifdef CONFIG_PAX_MEMORY_UDEREF + addq pax_user_shadow_base, %r8 + ASM_PAX_OPEN_USERLAND +#endif + ASM_STAC 1: movl (%r8), %r9d _ASM_EXTABLE(1b, ia32_badarg) ASM_CLAC - orl $TS_COMPAT, ASM_THREAD_INFO(TI_status, %rsp, SIZEOF_PTREGS) - testl $_TIF_WORK_SYSCALL_ENTRY, ASM_THREAD_INFO(TI_flags, %rsp, SIZEOF_PTREGS) + +#ifdef CONFIG_PAX_MEMORY_UDEREF + ASM_PAX_CLOSE_USERLAND +#endif + + GET_THREAD_INFO(%r11) + orl $TS_COMPAT,TI_status(%r11) + testl $_TIF_WORK_SYSCALL_ENTRY,TI_flags(%r11) jnz cstar_tracesys cstar_do_call: @@ -359,19 +448,27 @@ cstar_dispatch: call *ia32_sys_call_table(, %rax, 8) movq %rax, RAX(%rsp) 1: + GET_THREAD_INFO(%r11) DISABLE_INTERRUPTS(CLBR_NONE) TRACE_IRQS_OFF - testl $_TIF_ALLWORK_MASK, ASM_THREAD_INFO(TI_flags, %rsp, SIZEOF_PTREGS) + testl $_TIF_ALLWORK_MASK, TI_flags(%r11) jnz sysretl_audit sysretl_from_sys_call: - andl $~TS_COMPAT, ASM_THREAD_INFO(TI_status, %rsp, SIZEOF_PTREGS) + pax_exit_kernel_user + pax_erase_kstack + andl $~TS_COMPAT, TI_status(%r11) movl RDX(%rsp), %edx movl RSI(%rsp), %esi movl RDI(%rsp), %edi movl RIP(%rsp), %ecx movl EFLAGS(%rsp), %r11d - movq RAX(%rsp), %rax + movq RAX(%rsp), %rax + +#ifdef CONFIG_PAX_KERNEXEC_PLUGIN_METHOD_OR + movq R12(%rsp), %r12 +#endif + xorq %r10, %r10 xorq %r9, %r9 xorq %r8, %r8 @@ -406,7 +503,7 @@ sysretl_audit: cstar_tracesys: #ifdef CONFIG_AUDITSYSCALL - testl $(_TIF_WORK_SYSCALL_ENTRY & ~_TIF_SYSCALL_AUDIT), ASM_THREAD_INFO(TI_flags, %rsp, SIZEOF_PTREGS) + testl $(_TIF_WORK_SYSCALL_ENTRY & ~_TIF_SYSCALL_AUDIT), TI_flags(%r11) jz cstar_auditsys #endif xchgl %r9d, %ebp @@ -429,6 +526,9 @@ cstar_tracesys: RESTORE_EXTRA_REGS xchgl %ebp, %r9d + + pax_erase_kstack + jmp cstar_do_call END(entry_SYSCALL_compat) @@ -449,6 +549,11 @@ ia32_badarg: */ ASM_CLAC /* undo STAC */ + +#ifdef CONFIG_PAX_MEMORY_UDEREF + ASM_PAX_CLOSE_USERLAND +#endif + movq $-EFAULT, RAX(%rsp) /* return -EFAULT if possible */ /* Fill in the rest of pt_regs */ @@ -505,14 +610,8 @@ ia32_ret_from_sys_call: */ ENTRY(entry_INT80_compat) - /* - * Interrupts are off on entry. - * We do not frame this tiny irq-off block with TRACE_IRQS_OFF/ON, - * it is too small to ever cause noticeable irq latency. - */ PARAVIRT_ADJUST_EXCEPTION_FRAME SWAPGS - ENABLE_INTERRUPTS(CLBR_NONE) /* Zero-extending 32-bit regs, do not remove */ movl %eax, %eax @@ -531,8 +630,26 @@ ENTRY(entry_INT80_compat) cld sub $(6*8), %rsp /* pt_regs->bp, bx, r12-15 not saved */ - orl $TS_COMPAT, ASM_THREAD_INFO(TI_status, %rsp, SIZEOF_PTREGS) - testl $_TIF_WORK_SYSCALL_ENTRY, ASM_THREAD_INFO(TI_flags, %rsp, SIZEOF_PTREGS) +#ifdef CONFIG_PAX_KERNEXEC_PLUGIN_METHOD_OR + movq %r12, R12(%rsp) +#endif + + pax_enter_kernel_user + +#ifdef CONFIG_PAX_RANDKSTACK + pax_erase_kstack +#endif + + /* + * Interrupts are off on entry. + * We do not frame this tiny irq-off block with TRACE_IRQS_OFF/ON, + * it is too small to ever cause noticeable irq latency. + */ + ENABLE_INTERRUPTS(CLBR_NONE) + + GET_THREAD_INFO(%r11) + orl $TS_COMPAT, TI_status(%r11) + testl $_TIF_WORK_SYSCALL_ENTRY, TI_flags(%r11) jnz ia32_tracesys ia32_do_call: @@ -567,6 +684,9 @@ ia32_tracesys: movl RDI(%rsp), %edi movl %eax, %eax /* zero extension */ RESTORE_EXTRA_REGS + + pax_erase_kstack + jmp ia32_do_call END(entry_INT80_compat) diff --git a/arch/x86/entry/thunk_64.S b/arch/x86/entry/thunk_64.S index efb2b93..8a9cb8e 100644 --- a/arch/x86/entry/thunk_64.S +++ b/arch/x86/entry/thunk_64.S @@ -8,6 +8,7 @@ #include <linux/linkage.h> #include "calling.h" #include <asm/asm.h> +#include <asm/alternative-asm.h> /* rdi: arg1 ... normal C conventions. rax is saved/restored. */ .macro THUNK name, func, put_ret_addr_in_rdi=0 @@ -62,6 +63,7 @@ restore: popq %rdx popq %rsi popq %rdi + pax_force_retaddr ret _ASM_NOKPROBE(restore) #endif diff --git a/arch/x86/entry/vdso/Makefile b/arch/x86/entry/vdso/Makefile index a3d0767..36d66c9 100644 --- a/arch/x86/entry/vdso/Makefile +++ b/arch/x86/entry/vdso/Makefile @@ -175,7 +175,7 @@ quiet_cmd_vdso = VDSO $@ -Wl,-T,$(filter %.lds,$^) $(filter %.o,$^) && \ sh $(srctree)/$(src)/checkundef.sh '$(NM)' '$@' -VDSO_LDFLAGS = -fPIC -shared $(call cc-ldoption, -Wl$(comma)--hash-style=both) \ +VDSO_LDFLAGS = -fPIC -shared -Wl,--no-undefined $(call cc-ldoption, -Wl$(comma)--hash-style=both) \ $(call cc-ldoption, -Wl$(comma)--build-id) -Wl,-Bsymbolic $(LTO_CFLAGS) GCOV_PROFILE := n diff --git a/arch/x86/entry/vdso/vdso2c.h b/arch/x86/entry/vdso/vdso2c.h index 0224987..0359810 100644 --- a/arch/x86/entry/vdso/vdso2c.h +++ b/arch/x86/entry/vdso/vdso2c.h @@ -12,7 +12,7 @@ static void BITSFUNC(go)(void *raw_addr, size_t raw_len, unsigned long load_size = -1; /* Work around bogus warning */ unsigned long mapping_size; ELF(Ehdr) *hdr = (ELF(Ehdr) *)raw_addr; - int i; + unsigned int i; unsigned long j; ELF(Shdr) *symtab_hdr = NULL, *strtab_hdr, *secstrings_hdr, *alt_sec = NULL; @@ -83,7 +83,7 @@ static void BITSFUNC(go)(void *raw_addr, size_t raw_len, for (i = 0; i < GET_LE(&symtab_hdr->sh_size) / GET_LE(&symtab_hdr->sh_entsize); i++) { - int k; + unsigned int k; ELF(Sym) *sym = raw_addr + GET_LE(&symtab_hdr->sh_offset) + GET_LE(&symtab_hdr->sh_entsize) * i; const char *name = raw_addr + GET_LE(&strtab_hdr->sh_offset) + @@ -140,7 +140,7 @@ static void BITSFUNC(go)(void *raw_addr, size_t raw_len, fprintf(outfile, "#include <asm/vdso.h>\n"); fprintf(outfile, "\n"); fprintf(outfile, - "static unsigned char raw_data[%lu] __page_aligned_data = {", + "static unsigned char raw_data[%lu] __page_aligned_rodata = {", mapping_size); for (j = 0; j < stripped_len; j++) { if (j % 10 == 0) @@ -150,7 +150,7 @@ static void BITSFUNC(go)(void *raw_addr, size_t raw_len, } fprintf(outfile, "\n};\n\n"); - fprintf(outfile, "static struct page *pages[%lu];\n\n", + fprintf(outfile, "static struct page *pages[%lu] __read_only;\n\n", mapping_size / 4096); fprintf(outfile, "const struct vdso_image %s = {\n", name); diff --git a/arch/x86/entry/vdso/vma.c b/arch/x86/entry/vdso/vma.c index 4345431..50ae49a 100644 --- a/arch/x86/entry/vdso/vma.c +++ b/arch/x86/entry/vdso/vma.c @@ -19,10 +19,7 @@ #include <asm/page.h> #include <asm/hpet.h> #include <asm/desc.h> - -#if defined(CONFIG_X86_64) -unsigned int __read_mostly vdso64_enabled = 1; -#endif +#include <asm/mman.h> void __init init_vdso_image(const struct vdso_image *image) { @@ -101,6 +98,11 @@ static int map_vdso(const struct vdso_image *image, bool calculate_addr) .pages = no_pages, }; +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) + calculate_addr = false; +#endif + if (calculate_addr) { addr = vdso_addr(current->mm->start_stack, image->size - image->sym_vvar_start); @@ -111,14 +113,14 @@ static int map_vdso(const struct vdso_image *image, bool calculate_addr) down_write(&mm->mmap_sem); addr = get_unmapped_area(NULL, addr, - image->size - image->sym_vvar_start, 0, 0); + image->size - image->sym_vvar_start, 0, MAP_EXECUTABLE); if (IS_ERR_VALUE(addr)) { ret = addr; goto up_fail; } text_start = addr - image->sym_vvar_start; - current->mm->context.vdso = (void __user *)text_start; + mm->context.vdso = text_start; /* * MAYWRITE to allow gdb to COW and set breakpoints @@ -163,15 +165,12 @@ static int map_vdso(const struct vdso_image *image, bool calculate_addr) hpet_address >> PAGE_SHIFT, PAGE_SIZE, pgprot_noncached(PAGE_READONLY)); - - if (ret) - goto up_fail; } #endif up_fail: if (ret) - current->mm->context.vdso = NULL; + current->mm->context.vdso = 0; up_write(&mm->mmap_sem); return ret; @@ -191,8 +190,8 @@ static int load_vdso32(void) if (selected_vdso32->sym_VDSO32_SYSENTER_RETURN) current_thread_info()->sysenter_return = - current->mm->context.vdso + - selected_vdso32->sym_VDSO32_SYSENTER_RETURN; + (void __force_user *)(current->mm->context.vdso + + selected_vdso32->sym_VDSO32_SYSENTER_RETURN); return 0; } @@ -201,9 +200,6 @@ static int load_vdso32(void) #ifdef CONFIG_X86_64 int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) { - if (!vdso64_enabled) - return 0; - return map_vdso(&vdso_image_64, true); } @@ -212,12 +208,8 @@ int compat_arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) { #ifdef CONFIG_X86_X32_ABI - if (test_thread_flag(TIF_X32)) { - if (!vdso64_enabled) - return 0; - + if (test_thread_flag(TIF_X32)) return map_vdso(&vdso_image_x32, true); - } #endif #ifdef CONFIG_IA32_EMULATION return load_vdso32(); @@ -234,15 +226,6 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) #endif #ifdef CONFIG_X86_64 -static __init int vdso_setup(char *s) -{ - vdso64_enabled = simple_strtoul(s, NULL, 0); - return 0; -} -__setup("vdso=", vdso_setup); -#endif - -#ifdef CONFIG_X86_64 static void vgetcpu_cpu_init(void *arg) { int cpu = smp_processor_id(); diff --git a/arch/x86/entry/vsyscall/vsyscall_64.c b/arch/x86/entry/vsyscall/vsyscall_64.c index b160c0c..a00ee2f 100644 --- a/arch/x86/entry/vsyscall/vsyscall_64.c +++ b/arch/x86/entry/vsyscall/vsyscall_64.c @@ -38,15 +38,13 @@ #define CREATE_TRACE_POINTS #include "vsyscall_trace.h" -static enum { EMULATE, NATIVE, NONE } vsyscall_mode = EMULATE; +static enum { EMULATE, NONE } vsyscall_mode = EMULATE; static int __init vsyscall_setup(char *str) { if (str) { if (!strcmp("emulate", str)) vsyscall_mode = EMULATE; - else if (!strcmp("native", str)) - vsyscall_mode = NATIVE; else if (!strcmp("none", str)) vsyscall_mode = NONE; else @@ -264,8 +262,7 @@ do_ret: return true; sigsegv: - force_sig(SIGSEGV, current); - return true; + do_group_exit(SIGKILL); } /* @@ -283,8 +280,8 @@ static const struct vm_operations_struct gate_vma_ops = { static struct vm_area_struct gate_vma = { .vm_start = VSYSCALL_ADDR, .vm_end = VSYSCALL_ADDR + PAGE_SIZE, - .vm_page_prot = PAGE_READONLY_EXEC, - .vm_flags = VM_READ | VM_EXEC, + .vm_page_prot = PAGE_READONLY, + .vm_flags = VM_READ, .vm_ops = &gate_vma_ops, }; @@ -325,10 +322,7 @@ void __init map_vsyscall(void) unsigned long physaddr_vsyscall = __pa_symbol(&__vsyscall_page); if (vsyscall_mode != NONE) - __set_fixmap(VSYSCALL_PAGE, physaddr_vsyscall, - vsyscall_mode == NATIVE - ? PAGE_KERNEL_VSYSCALL - : PAGE_KERNEL_VVAR); + __set_fixmap(VSYSCALL_PAGE, physaddr_vsyscall, PAGE_KERNEL_VVAR); BUILD_BUG_ON((unsigned long)__fix_to_virt(VSYSCALL_PAGE) != (unsigned long)VSYSCALL_ADDR); diff --git a/arch/x86/entry/vsyscall/vsyscall_emu_64.S b/arch/x86/entry/vsyscall/vsyscall_emu_64.S index c9596a9..805b68d 100644 --- a/arch/x86/entry/vsyscall/vsyscall_emu_64.S +++ b/arch/x86/entry/vsyscall/vsyscall_emu_64.S @@ -12,7 +12,7 @@ #include <asm/page_types.h> #include <asm/unistd_64.h> -__PAGE_ALIGNED_DATA +.section ".data..read_only", "a" .globl __vsyscall_page .balign PAGE_SIZE, 0xcc .type __vsyscall_page, @object diff --git a/arch/x86/ia32/ia32_aout.c b/arch/x86/ia32/ia32_aout.c index ae6aad1..719d6d9 100644 --- a/arch/x86/ia32/ia32_aout.c +++ b/arch/x86/ia32/ia32_aout.c @@ -153,6 +153,8 @@ static int aout_core_dump(struct coredump_params *cprm) unsigned long dump_start, dump_size; struct user32 dump; + memset(&dump, 0, sizeof(dump)); + fs = get_fs(); set_fs(KERNEL_DS); has_dumped = 1; diff --git a/arch/x86/ia32/ia32_signal.c b/arch/x86/ia32/ia32_signal.c index a0a19b7..10b0289 100644 --- a/arch/x86/ia32/ia32_signal.c +++ b/arch/x86/ia32/ia32_signal.c @@ -123,7 +123,7 @@ asmlinkage long sys32_sigreturn(void) if (__get_user(set.sig[0], &frame->sc.oldmask) || (_COMPAT_NSIG_WORDS > 1 && __copy_from_user((((char *) &set.sig) + 4), - &frame->extramask, + frame->extramask, sizeof(frame->extramask)))) goto badframe; @@ -243,7 +243,7 @@ static void __user *get_sigframe(struct ksignal *ksig, struct pt_regs *regs, sp -= frame_size; /* Align the stack pointer according to the i386 ABI, * i.e. so that on function entry ((sp + 4) & 15) == 0. */ - sp = ((sp + 4) & -16ul) - 4; + sp = ((sp - 12) & -16ul) - 4; return (void __user *) sp; } @@ -288,10 +288,10 @@ int ia32_setup_frame(int sig, struct ksignal *ksig, } else { /* Return stub is in 32bit vsyscall page */ if (current->mm->context.vdso) - restorer = current->mm->context.vdso + - selected_vdso32->sym___kernel_sigreturn; + restorer = (void __force_user *)(current->mm->context.vdso + + selected_vdso32->sym___kernel_sigreturn); else - restorer = &frame->retcode; + restorer = frame->retcode; } put_user_try { @@ -301,7 +301,7 @@ int ia32_setup_frame(int sig, struct ksignal *ksig, * These are actually not used anymore, but left because some * gdb versions depend on them as a marker. */ - put_user_ex(*((u64 *)&code), (u64 __user *)frame->retcode); + put_user_ex(*((const u64 *)&code), (u64 __user *)frame->retcode); } put_user_catch(err); if (err) @@ -343,7 +343,7 @@ int ia32_setup_rt_frame(int sig, struct ksignal *ksig, 0xb8, __NR_ia32_rt_sigreturn, 0x80cd, - 0, + 0 }; frame = get_sigframe(ksig, regs, sizeof(*frame), &fpstate); @@ -366,16 +366,19 @@ int ia32_setup_rt_frame(int sig, struct ksignal *ksig, if (ksig->ka.sa.sa_flags & SA_RESTORER) restorer = ksig->ka.sa.sa_restorer; + else if (current->mm->context.vdso) + /* Return stub is in 32bit vsyscall page */ + restorer = (void __force_user *)(current->mm->context.vdso + + selected_vdso32->sym___kernel_rt_sigreturn); else - restorer = current->mm->context.vdso + - selected_vdso32->sym___kernel_rt_sigreturn; + restorer = frame->retcode; put_user_ex(ptr_to_compat(restorer), &frame->pretcode); /* * Not actually used anymore, but left because some gdb * versions need it. */ - put_user_ex(*((u64 *)&code), (u64 __user *)frame->retcode); + put_user_ex(*((const u64 *)&code), (u64 __user *)frame->retcode); } put_user_catch(err); err |= copy_siginfo_to_user32(&frame->info, &ksig->info); diff --git a/arch/x86/ia32/sys_ia32.c b/arch/x86/ia32/sys_ia32.c index 719cd70..72af944 100644 --- a/arch/x86/ia32/sys_ia32.c +++ b/arch/x86/ia32/sys_ia32.c @@ -49,18 +49,26 @@ #define AA(__x) ((unsigned long)(__x)) +static inline loff_t compose_loff(unsigned int high, unsigned int low) +{ + loff_t retval = low; + + BUILD_BUG_ON(sizeof retval != sizeof low + sizeof high); + __builtin_memcpy((unsigned char *)&retval + sizeof low, &high, sizeof high); + return retval; +} asmlinkage long sys32_truncate64(const char __user *filename, - unsigned long offset_low, - unsigned long offset_high) + unsigned int offset_low, + unsigned int offset_high) { - return sys_truncate(filename, ((loff_t) offset_high << 32) | offset_low); + return sys_truncate(filename, compose_loff(offset_high, offset_low)); } -asmlinkage long sys32_ftruncate64(unsigned int fd, unsigned long offset_low, - unsigned long offset_high) +asmlinkage long sys32_ftruncate64(unsigned int fd, unsigned int offset_low, + unsigned int offset_high) { - return sys_ftruncate(fd, ((loff_t) offset_high << 32) | offset_low); + return sys_ftruncate(fd, ((unsigned long) offset_high << 32) | offset_low); } /* @@ -69,8 +77,8 @@ asmlinkage long sys32_ftruncate64(unsigned int fd, unsigned long offset_low, */ static int cp_stat64(struct stat64 __user *ubuf, struct kstat *stat) { - typeof(ubuf->st_uid) uid = 0; - typeof(ubuf->st_gid) gid = 0; + typeof(((struct stat64 *)0)->st_uid) uid = 0; + typeof(((struct stat64 *)0)->st_gid) gid = 0; SET_UID(uid, from_kuid_munged(current_user_ns(), stat->uid)); SET_GID(gid, from_kgid_munged(current_user_ns(), stat->gid)); if (!access_ok(VERIFY_WRITE, ubuf, sizeof(struct stat64)) || @@ -196,29 +204,29 @@ long sys32_fadvise64_64(int fd, __u32 offset_low, __u32 offset_high, __u32 len_low, __u32 len_high, int advice) { return sys_fadvise64_64(fd, - (((u64)offset_high)<<32) | offset_low, - (((u64)len_high)<<32) | len_low, + compose_loff(offset_high, offset_low), + compose_loff(len_high, len_low), advice); } asmlinkage ssize_t sys32_readahead(int fd, unsigned off_lo, unsigned off_hi, size_t count) { - return sys_readahead(fd, ((u64)off_hi << 32) | off_lo, count); + return sys_readahead(fd, compose_loff(off_hi, off_lo), count); } asmlinkage long sys32_sync_file_range(int fd, unsigned off_low, unsigned off_hi, unsigned n_low, unsigned n_hi, int flags) { return sys_sync_file_range(fd, - ((u64)off_hi << 32) | off_low, - ((u64)n_hi << 32) | n_low, flags); + compose_loff(off_hi, off_low), + compose_loff(n_hi, n_low), flags); } asmlinkage long sys32_fadvise64(int fd, unsigned offset_lo, unsigned offset_hi, - size_t len, int advice) + int len, int advice) { - return sys_fadvise64_64(fd, ((u64)offset_hi << 32) | offset_lo, + return sys_fadvise64_64(fd, compose_loff(offset_hi, offset_lo), len, advice); } @@ -226,6 +234,6 @@ asmlinkage long sys32_fallocate(int fd, int mode, unsigned offset_lo, unsigned offset_hi, unsigned len_lo, unsigned len_hi) { - return sys_fallocate(fd, mode, ((u64)offset_hi << 32) | offset_lo, - ((u64)len_hi << 32) | len_lo); + return sys_fallocate(fd, mode, compose_loff(offset_hi, offset_lo), + compose_loff(len_hi, len_lo)); } diff --git a/arch/x86/include/asm/alternative-asm.h b/arch/x86/include/asm/alternative-asm.h index e7636ba..e1fb78a 100644 --- a/arch/x86/include/asm/alternative-asm.h +++ b/arch/x86/include/asm/alternative-asm.h @@ -18,6 +18,45 @@ .endm #endif +#ifdef KERNEXEC_PLUGIN + .macro pax_force_retaddr_bts rip=0 + btsq $63,\rip(%rsp) + .endm +#ifdef CONFIG_PAX_KERNEXEC_PLUGIN_METHOD_BTS + .macro pax_force_retaddr rip=0, reload=0 + btsq $63,\rip(%rsp) + .endm + .macro pax_force_fptr ptr + btsq $63,\ptr + .endm + .macro pax_set_fptr_mask + .endm +#endif +#ifdef CONFIG_PAX_KERNEXEC_PLUGIN_METHOD_OR + .macro pax_force_retaddr rip=0, reload=0 + .if \reload + pax_set_fptr_mask + .endif + orq %r12,\rip(%rsp) + .endm + .macro pax_force_fptr ptr + orq %r12,\ptr + .endm + .macro pax_set_fptr_mask + movabs $0x8000000000000000,%r12 + .endm +#endif +#else + .macro pax_force_retaddr rip=0, reload=0 + .endm + .macro pax_force_fptr ptr + .endm + .macro pax_force_retaddr_bts rip=0 + .endm + .macro pax_set_fptr_mask + .endm +#endif + /* * Issue one struct alt_instr descriptor entry (need to put it into * the section .altinstructions, see below). This entry contains @@ -50,7 +89,7 @@ altinstruction_entry 140b,143f,\feature,142b-140b,144f-143f,142b-141b .popsection - .pushsection .altinstr_replacement,"ax" + .pushsection .altinstr_replacement,"a" 143: \newinstr 144: @@ -86,7 +125,7 @@ altinstruction_entry 140b,144f,\feature2,142b-140b,145f-144f,142b-141b .popsection - .pushsection .altinstr_replacement,"ax" + .pushsection .altinstr_replacement,"a" 143: \newinstr1 144: diff --git a/arch/x86/include/asm/alternative.h b/arch/x86/include/asm/alternative.h index 7bfc85b..65d1ec4 100644 --- a/arch/x86/include/asm/alternative.h +++ b/arch/x86/include/asm/alternative.h @@ -136,7 +136,7 @@ static inline int alternatives_text_reserved(void *start, void *end) ".pushsection .altinstructions,\"a\"\n" \ ALTINSTR_ENTRY(feature, 1) \ ".popsection\n" \ - ".pushsection .altinstr_replacement, \"ax\"\n" \ + ".pushsection .altinstr_replacement, \"a\"\n" \ ALTINSTR_REPLACEMENT(newinstr, feature, 1) \ ".popsection" @@ -146,7 +146,7 @@ static inline int alternatives_text_reserved(void *start, void *end) ALTINSTR_ENTRY(feature1, 1) \ ALTINSTR_ENTRY(feature2, 2) \ ".popsection\n" \ - ".pushsection .altinstr_replacement, \"ax\"\n" \ + ".pushsection .altinstr_replacement, \"a\"\n" \ ALTINSTR_REPLACEMENT(newinstr1, feature1, 1) \ ALTINSTR_REPLACEMENT(newinstr2, feature2, 2) \ ".popsection" diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h index ebf6d5e..91c1cf2 100644 --- a/arch/x86/include/asm/apic.h +++ b/arch/x86/include/asm/apic.h @@ -45,7 +45,7 @@ static inline void generic_apic_probe(void) #ifdef CONFIG_X86_LOCAL_APIC -extern unsigned int apic_verbosity; +extern int apic_verbosity; extern int local_apic_timer_c2_ok; extern int disable_apic; diff --git a/arch/x86/include/asm/apm.h b/arch/x86/include/asm/apm.h index 20370c6..a2eb9b0 100644 --- a/arch/x86/include/asm/apm.h +++ b/arch/x86/include/asm/apm.h @@ -34,7 +34,7 @@ static inline void apm_bios_call_asm(u32 func, u32 ebx_in, u32 ecx_in, __asm__ __volatile__(APM_DO_ZERO_SEGS "pushl %%edi\n\t" "pushl %%ebp\n\t" - "lcall *%%cs:apm_bios_entry\n\t" + "lcall *%%ss:apm_bios_entry\n\t" "setc %%al\n\t" "popl %%ebp\n\t" "popl %%edi\n\t" @@ -58,7 +58,7 @@ static inline u8 apm_bios_call_simple_asm(u32 func, u32 ebx_in, __asm__ __volatile__(APM_DO_ZERO_SEGS "pushl %%edi\n\t" "pushl %%ebp\n\t" - "lcall *%%cs:apm_bios_entry\n\t" + "lcall *%%ss:apm_bios_entry\n\t" "setc %%bl\n\t" "popl %%ebp\n\t" "popl %%edi\n\t" diff --git a/arch/x86/include/asm/atomic.h b/arch/x86/include/asm/atomic.h index fb52aa6..527487e 100644 --- a/arch/x86/include/asm/atomic.h +++ b/arch/x86/include/asm/atomic.h @@ -28,6 +28,17 @@ static __always_inline int atomic_read(const atomic_t *v) } /** + * atomic_read_unchecked - read atomic variable + * @v: pointer of type atomic_unchecked_t + * + * Atomically reads the value of @v. + */ +static __always_inline int __intentional_overflow(-1) atomic_read_unchecked(const atomic_unchecked_t *v) +{ + return ACCESS_ONCE((v)->counter); +} + +/** * atomic_set - set atomic variable * @v: pointer of type atomic_t * @i: required value @@ -40,6 +51,18 @@ static __always_inline void atomic_set(atomic_t *v, int i) } /** + * atomic_set_unchecked - set atomic variable + * @v: pointer of type atomic_unchecked_t + * @i: required value + * + * Atomically sets the value of @v to @i. + */ +static __always_inline void atomic_set_unchecked(atomic_unchecked_t *v, int i) +{ + v->counter = i; +} + +/** * atomic_add - add integer to atomic variable * @i: integer value to add * @v: pointer of type atomic_t @@ -48,7 +71,29 @@ static __always_inline void atomic_set(atomic_t *v, int i) */ static __always_inline void atomic_add(int i, atomic_t *v) { - asm volatile(LOCK_PREFIX "addl %1,%0" + asm volatile(LOCK_PREFIX "addl %1,%0\n" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + LOCK_PREFIX "subl %1,%0\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + + : "+m" (v->counter) + : "ir" (i)); +} + +/** + * atomic_add_unchecked - add integer to atomic variable + * @i: integer value to add + * @v: pointer of type atomic_unchecked_t + * + * Atomically adds @i to @v. + */ +static __always_inline void atomic_add_unchecked(int i, atomic_unchecked_t *v) +{ + asm volatile(LOCK_PREFIX "addl %1,%0\n" : "+m" (v->counter) : "ir" (i)); } @@ -62,7 +107,29 @@ static __always_inline void atomic_add(int i, atomic_t *v) */ static __always_inline void atomic_sub(int i, atomic_t *v) { - asm volatile(LOCK_PREFIX "subl %1,%0" + asm volatile(LOCK_PREFIX "subl %1,%0\n" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + LOCK_PREFIX "addl %1,%0\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + + : "+m" (v->counter) + : "ir" (i)); +} + +/** + * atomic_sub_unchecked - subtract integer from atomic variable + * @i: integer value to subtract + * @v: pointer of type atomic_unchecked_t + * + * Atomically subtracts @i from @v. + */ +static __always_inline void atomic_sub_unchecked(int i, atomic_unchecked_t *v) +{ + asm volatile(LOCK_PREFIX "subl %1,%0\n" : "+m" (v->counter) : "ir" (i)); } @@ -78,7 +145,7 @@ static __always_inline void atomic_sub(int i, atomic_t *v) */ static __always_inline int atomic_sub_and_test(int i, atomic_t *v) { - GEN_BINARY_RMWcc(LOCK_PREFIX "subl", v->counter, "er", i, "%0", "e"); + GEN_BINARY_RMWcc(LOCK_PREFIX "subl", LOCK_PREFIX "addl", v->counter, "er", i, "%0", "e"); } /** @@ -89,7 +156,27 @@ static __always_inline int atomic_sub_and_test(int i, atomic_t *v) */ static __always_inline void atomic_inc(atomic_t *v) { - asm volatile(LOCK_PREFIX "incl %0" + asm volatile(LOCK_PREFIX "incl %0\n" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + LOCK_PREFIX "decl %0\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + + : "+m" (v->counter)); +} + +/** + * atomic_inc_unchecked - increment atomic variable + * @v: pointer of type atomic_unchecked_t + * + * Atomically increments @v by 1. + */ +static __always_inline void atomic_inc_unchecked(atomic_unchecked_t *v) +{ + asm volatile(LOCK_PREFIX "incl %0\n" : "+m" (v->counter)); } @@ -101,7 +188,27 @@ static __always_inline void atomic_inc(atomic_t *v) */ static __always_inline void atomic_dec(atomic_t *v) { - asm volatile(LOCK_PREFIX "decl %0" + asm volatile(LOCK_PREFIX "decl %0\n" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + LOCK_PREFIX "incl %0\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + + : "+m" (v->counter)); +} + +/** + * atomic_dec_unchecked - decrement atomic variable + * @v: pointer of type atomic_unchecked_t + * + * Atomically decrements @v by 1. + */ +static __always_inline void atomic_dec_unchecked(atomic_unchecked_t *v) +{ + asm volatile(LOCK_PREFIX "decl %0\n" : "+m" (v->counter)); } @@ -115,7 +222,7 @@ static __always_inline void atomic_dec(atomic_t *v) */ static __always_inline int atomic_dec_and_test(atomic_t *v) { - GEN_UNARY_RMWcc(LOCK_PREFIX "decl", v->counter, "%0", "e"); + GEN_UNARY_RMWcc(LOCK_PREFIX "decl", LOCK_PREFIX "incl", v->counter, "%0", "e"); } /** @@ -128,7 +235,20 @@ static __always_inline int atomic_dec_and_test(atomic_t *v) */ static __always_inline int atomic_inc_and_test(atomic_t *v) { - GEN_UNARY_RMWcc(LOCK_PREFIX "incl", v->counter, "%0", "e"); + GEN_UNARY_RMWcc(LOCK_PREFIX "incl", LOCK_PREFIX "decl", v->counter, "%0", "e"); +} + +/** + * atomic_inc_and_test_unchecked - increment and test + * @v: pointer of type atomic_unchecked_t + * + * Atomically increments @v by 1 + * and returns true if the result is zero, or false for all + * other cases. + */ +static __always_inline int atomic_inc_and_test_unchecked(atomic_unchecked_t *v) +{ + GEN_UNARY_RMWcc_unchecked(LOCK_PREFIX "incl", v->counter, "%0", "e"); } /** @@ -142,7 +262,7 @@ static __always_inline int atomic_inc_and_test(atomic_t *v) */ static __always_inline int atomic_add_negative(int i, atomic_t *v) { - GEN_BINARY_RMWcc(LOCK_PREFIX "addl", v->counter, "er", i, "%0", "s"); + GEN_BINARY_RMWcc(LOCK_PREFIX "addl", LOCK_PREFIX "subl", v->counter, "er", i, "%0", "s"); } /** @@ -152,7 +272,19 @@ static __always_inline int atomic_add_negative(int i, atomic_t *v) * * Atomically adds @i to @v and returns @i + @v */ -static __always_inline int atomic_add_return(int i, atomic_t *v) +static __always_inline int __intentional_overflow(-1) atomic_add_return(int i, atomic_t *v) +{ + return i + xadd_check_overflow(&v->counter, i); +} + +/** + * atomic_add_return_unchecked - add integer and return + * @i: integer value to add + * @v: pointer of type atomi_uncheckedc_t + * + * Atomically adds @i to @v and returns @i + @v + */ +static __always_inline int atomic_add_return_unchecked(int i, atomic_unchecked_t *v) { return i + xadd(&v->counter, i); } @@ -164,15 +296,24 @@ static __always_inline int atomic_add_return(int i, atomic_t *v) * * Atomically subtracts @i from @v and returns @v - @i */ -static __always_inline int atomic_sub_return(int i, atomic_t *v) +static __always_inline int __intentional_overflow(-1) atomic_sub_return(int i, atomic_t *v) { return atomic_add_return(-i, v); } #define atomic_inc_return(v) (atomic_add_return(1, v)) +static __always_inline int atomic_inc_return_unchecked(atomic_unchecked_t *v) +{ + return atomic_add_return_unchecked(1, v); +} #define atomic_dec_return(v) (atomic_sub_return(1, v)) -static __always_inline int atomic_cmpxchg(atomic_t *v, int old, int new) +static __always_inline int __intentional_overflow(-1) atomic_cmpxchg(atomic_t *v, int old, int new) +{ + return cmpxchg(&v->counter, old, new); +} + +static __always_inline int atomic_cmpxchg_unchecked(atomic_unchecked_t *v, int old, int new) { return cmpxchg(&v->counter, old, new); } @@ -182,6 +323,11 @@ static inline int atomic_xchg(atomic_t *v, int new) return xchg(&v->counter, new); } +static inline int atomic_xchg_unchecked(atomic_unchecked_t *v, int new) +{ + return xchg(&v->counter, new); +} + #define ATOMIC_OP(op) \ static inline void atomic_##op(int i, atomic_t *v) \ { \ @@ -208,12 +354,25 @@ ATOMIC_OP(xor) */ static __always_inline int __atomic_add_unless(atomic_t *v, int a, int u) { - int c, old; + int c, old, new; c = atomic_read(v); for (;;) { - if (unlikely(c == (u))) + if (unlikely(c == u)) break; - old = atomic_cmpxchg((v), c, c + (a)); + + asm volatile("addl %2,%0\n" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + "subl %2,%0\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + + : "=r" (new) + : "0" (c), "ir" (a)); + + old = atomic_cmpxchg(v, c, new); if (likely(old == c)) break; c = old; @@ -222,6 +381,49 @@ static __always_inline int __atomic_add_unless(atomic_t *v, int a, int u) } /** + * atomic_inc_not_zero_hint - increment if not null + * @v: pointer of type atomic_t + * @hint: probable value of the atomic before the increment + * + * This version of atomic_inc_not_zero() gives a hint of probable + * value of the atomic. This helps processor to not read the memory + * before doing the atomic read/modify/write cycle, lowering + * number of bus transactions on some arches. + * + * Returns: 0 if increment was not done, 1 otherwise. + */ +#define atomic_inc_not_zero_hint atomic_inc_not_zero_hint +static inline int atomic_inc_not_zero_hint(atomic_t *v, int hint) +{ + int val, c = hint, new; + + /* sanity test, should be removed by compiler if hint is a constant */ + if (!hint) + return __atomic_add_unless(v, 1, 0); + + do { + asm volatile("incl %0\n" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + "decl %0\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + + : "=r" (new) + : "0" (c)); + + val = atomic_cmpxchg(v, c, new); + if (val == c) + return 1; + c = val; + } while (c); + + return 0; +} + +/** * atomic_inc_short - increment of a short integer * @v: pointer to type int * diff --git a/arch/x86/include/asm/atomic64_32.h b/arch/x86/include/asm/atomic64_32.h index a11c30b..66fd8a0 100644 --- a/arch/x86/include/asm/atomic64_32.h +++ b/arch/x86/include/asm/atomic64_32.h @@ -12,6 +12,14 @@ typedef struct { u64 __aligned(8) counter; } atomic64_t; +#ifdef CONFIG_PAX_REFCOUNT +typedef struct { + u64 __aligned(8) counter; +} atomic64_unchecked_t; +#else +typedef atomic64_t atomic64_unchecked_t; +#endif + #define ATOMIC64_INIT(val) { (val) } #define __ATOMIC64_DECL(sym) void atomic64_##sym(atomic64_t *, ...) @@ -37,21 +45,31 @@ typedef struct { ATOMIC64_DECL_ONE(sym##_386) ATOMIC64_DECL_ONE(add_386); +ATOMIC64_DECL_ONE(add_unchecked_386); ATOMIC64_DECL_ONE(sub_386); +ATOMIC64_DECL_ONE(sub_unchecked_386); ATOMIC64_DECL_ONE(inc_386); +ATOMIC64_DECL_ONE(inc_unchecked_386); ATOMIC64_DECL_ONE(dec_386); +ATOMIC64_DECL_ONE(dec_unchecked_386); #endif #define alternative_atomic64(f, out, in...) \ __alternative_atomic64(f, f, ASM_OUTPUT2(out), ## in) ATOMIC64_DECL(read); +ATOMIC64_DECL(read_unchecked); ATOMIC64_DECL(set); +ATOMIC64_DECL(set_unchecked); ATOMIC64_DECL(xchg); ATOMIC64_DECL(add_return); +ATOMIC64_DECL(add_return_unchecked); ATOMIC64_DECL(sub_return); +ATOMIC64_DECL(sub_return_unchecked); ATOMIC64_DECL(inc_return); +ATOMIC64_DECL(inc_return_unchecked); ATOMIC64_DECL(dec_return); +ATOMIC64_DECL(dec_return_unchecked); ATOMIC64_DECL(dec_if_positive); ATOMIC64_DECL(inc_not_zero); ATOMIC64_DECL(add_unless); @@ -77,6 +95,21 @@ static inline long long atomic64_cmpxchg(atomic64_t *v, long long o, long long n } /** + * atomic64_cmpxchg_unchecked - cmpxchg atomic64 variable + * @p: pointer to type atomic64_unchecked_t + * @o: expected value + * @n: new value + * + * Atomically sets @v to @n if it was equal to @o and returns + * the old value. + */ + +static inline long long atomic64_cmpxchg_unchecked(atomic64_unchecked_t *v, long long o, long long n) +{ + return cmpxchg64(&v->counter, o, n); +} + +/** * atomic64_xchg - xchg atomic64 variable * @v: pointer to type atomic64_t * @n: value to assign @@ -112,6 +145,22 @@ static inline void atomic64_set(atomic64_t *v, long long i) } /** + * atomic64_set_unchecked - set atomic64 variable + * @v: pointer to type atomic64_unchecked_t + * @n: value to assign + * + * Atomically sets the value of @v to @n. + */ +static inline void atomic64_set_unchecked(atomic64_unchecked_t *v, long long i) +{ + unsigned high = (unsigned)(i >> 32); + unsigned low = (unsigned)i; + alternative_atomic64(set, /* no output */, + "S" (v), "b" (low), "c" (high) + : "eax", "edx", "memory"); +} + +/** * atomic64_read - read atomic64 variable * @v: pointer to type atomic64_t * @@ -125,6 +174,19 @@ static inline long long atomic64_read(const atomic64_t *v) } /** + * atomic64_read_unchecked - read atomic64 variable + * @v: pointer to type atomic64_unchecked_t + * + * Atomically reads the value of @v and returns it. + */ +static inline long long __intentional_overflow(-1) atomic64_read_unchecked(const atomic64_unchecked_t *v) +{ + long long r; + alternative_atomic64(read, "=&A" (r), "c" (v) : "memory"); + return r; + } + +/** * atomic64_add_return - add and return * @i: integer value to add * @v: pointer to type atomic64_t @@ -139,6 +201,21 @@ static inline long long atomic64_add_return(long long i, atomic64_t *v) return i; } +/** + * atomic64_add_return_unchecked - add and return + * @i: integer value to add + * @v: pointer to type atomic64_unchecked_t + * + * Atomically adds @i to @v and returns @i + *@v + */ +static inline long long atomic64_add_return_unchecked(long long i, atomic64_unchecked_t *v) +{ + alternative_atomic64(add_return_unchecked, + ASM_OUTPUT2("+A" (i), "+c" (v)), + ASM_NO_INPUT_CLOBBER("memory")); + return i; +} + /* * Other variants with different arithmetic operators: */ @@ -158,6 +235,14 @@ static inline long long atomic64_inc_return(atomic64_t *v) return a; } +static inline long long atomic64_inc_return_unchecked(atomic64_unchecked_t *v) +{ + long long a; + alternative_atomic64(inc_return_unchecked, "=&A" (a), + "S" (v) : "memory", "ecx"); + return a; +} + static inline long long atomic64_dec_return(atomic64_t *v) { long long a; @@ -182,6 +267,21 @@ static inline long long atomic64_add(long long i, atomic64_t *v) } /** + * atomic64_add_unchecked - add integer to atomic64 variable + * @i: integer value to add + * @v: pointer to type atomic64_unchecked_t + * + * Atomically adds @i to @v. + */ +static inline long long atomic64_add_unchecked(long long i, atomic64_unchecked_t *v) +{ + __alternative_atomic64(add_unchecked, add_return_unchecked, + ASM_OUTPUT2("+A" (i), "+c" (v)), + ASM_NO_INPUT_CLOBBER("memory")); + return i; +} + +/** * atomic64_sub - subtract the atomic64 variable * @i: integer value to subtract * @v: pointer to type atomic64_t diff --git a/arch/x86/include/asm/atomic64_64.h b/arch/x86/include/asm/atomic64_64.h index 50e33ef..d36dd50 100644 --- a/arch/x86/include/asm/atomic64_64.h +++ b/arch/x86/include/asm/atomic64_64.h @@ -22,6 +22,18 @@ static inline long atomic64_read(const atomic64_t *v) } /** + * atomic64_read_unchecked - read atomic64 variable + * @v: pointer of type atomic64_unchecked_t + * + * Atomically reads the value of @v. + * Doesn't imply a read memory barrier. + */ +static inline long __intentional_overflow(-1) atomic64_read_unchecked(const atomic64_unchecked_t *v) +{ + return ACCESS_ONCE((v)->counter); +} + +/** * atomic64_set - set atomic64 variable * @v: pointer to type atomic64_t * @i: required value @@ -34,6 +46,18 @@ static inline void atomic64_set(atomic64_t *v, long i) } /** + * atomic64_set_unchecked - set atomic64 variable + * @v: pointer to type atomic64_unchecked_t + * @i: required value + * + * Atomically sets the value of @v to @i. + */ +static inline void atomic64_set_unchecked(atomic64_unchecked_t *v, long i) +{ + v->counter = i; +} + +/** * atomic64_add - add integer to atomic64 variable * @i: integer value to add * @v: pointer to type atomic64_t @@ -42,6 +66,28 @@ static inline void atomic64_set(atomic64_t *v, long i) */ static __always_inline void atomic64_add(long i, atomic64_t *v) { + asm volatile(LOCK_PREFIX "addq %1,%0\n" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + LOCK_PREFIX "subq %1,%0\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + + : "=m" (v->counter) + : "er" (i), "m" (v->counter)); +} + +/** + * atomic64_add_unchecked - add integer to atomic64 variable + * @i: integer value to add + * @v: pointer to type atomic64_unchecked_t + * + * Atomically adds @i to @v. + */ +static __always_inline void atomic64_add_unchecked(long i, atomic64_unchecked_t *v) +{ asm volatile(LOCK_PREFIX "addq %1,%0" : "=m" (v->counter) : "er" (i), "m" (v->counter)); @@ -56,7 +102,29 @@ static __always_inline void atomic64_add(long i, atomic64_t *v) */ static inline void atomic64_sub(long i, atomic64_t *v) { - asm volatile(LOCK_PREFIX "subq %1,%0" + asm volatile(LOCK_PREFIX "subq %1,%0\n" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + LOCK_PREFIX "addq %1,%0\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + + : "=m" (v->counter) + : "er" (i), "m" (v->counter)); +} + +/** + * atomic64_sub_unchecked - subtract the atomic64 variable + * @i: integer value to subtract + * @v: pointer to type atomic64_unchecked_t + * + * Atomically subtracts @i from @v. + */ +static inline void atomic64_sub_unchecked(long i, atomic64_unchecked_t *v) +{ + asm volatile(LOCK_PREFIX "subq %1,%0\n" : "=m" (v->counter) : "er" (i), "m" (v->counter)); } @@ -72,7 +140,7 @@ static inline void atomic64_sub(long i, atomic64_t *v) */ static inline int atomic64_sub_and_test(long i, atomic64_t *v) { - GEN_BINARY_RMWcc(LOCK_PREFIX "subq", v->counter, "er", i, "%0", "e"); + GEN_BINARY_RMWcc(LOCK_PREFIX "subq", LOCK_PREFIX "addq", v->counter, "er", i, "%0", "e"); } /** @@ -83,6 +151,27 @@ static inline int atomic64_sub_and_test(long i, atomic64_t *v) */ static __always_inline void atomic64_inc(atomic64_t *v) { + asm volatile(LOCK_PREFIX "incq %0\n" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + LOCK_PREFIX "decq %0\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + + : "=m" (v->counter) + : "m" (v->counter)); +} + +/** + * atomic64_inc_unchecked - increment atomic64 variable + * @v: pointer to type atomic64_unchecked_t + * + * Atomically increments @v by 1. + */ +static __always_inline void atomic64_inc_unchecked(atomic64_unchecked_t *v) +{ asm volatile(LOCK_PREFIX "incq %0" : "=m" (v->counter) : "m" (v->counter)); @@ -96,7 +185,28 @@ static __always_inline void atomic64_inc(atomic64_t *v) */ static __always_inline void atomic64_dec(atomic64_t *v) { - asm volatile(LOCK_PREFIX "decq %0" + asm volatile(LOCK_PREFIX "decq %0\n" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + LOCK_PREFIX "incq %0\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + + : "=m" (v->counter) + : "m" (v->counter)); +} + +/** + * atomic64_dec_unchecked - decrement atomic64 variable + * @v: pointer to type atomic64_t + * + * Atomically decrements @v by 1. + */ +static __always_inline void atomic64_dec_unchecked(atomic64_unchecked_t *v) +{ + asm volatile(LOCK_PREFIX "decq %0\n" : "=m" (v->counter) : "m" (v->counter)); } @@ -111,7 +221,7 @@ static __always_inline void atomic64_dec(atomic64_t *v) */ static inline int atomic64_dec_and_test(atomic64_t *v) { - GEN_UNARY_RMWcc(LOCK_PREFIX "decq", v->counter, "%0", "e"); + GEN_UNARY_RMWcc(LOCK_PREFIX "decq", LOCK_PREFIX "incq", v->counter, "%0", "e"); } /** @@ -124,7 +234,7 @@ static inline int atomic64_dec_and_test(atomic64_t *v) */ static inline int atomic64_inc_and_test(atomic64_t *v) { - GEN_UNARY_RMWcc(LOCK_PREFIX "incq", v->counter, "%0", "e"); + GEN_UNARY_RMWcc(LOCK_PREFIX "incq", LOCK_PREFIX "decq", v->counter, "%0", "e"); } /** @@ -138,7 +248,7 @@ static inline int atomic64_inc_and_test(atomic64_t *v) */ static inline int atomic64_add_negative(long i, atomic64_t *v) { - GEN_BINARY_RMWcc(LOCK_PREFIX "addq", v->counter, "er", i, "%0", "s"); + GEN_BINARY_RMWcc(LOCK_PREFIX "addq", LOCK_PREFIX "subq", v->counter, "er", i, "%0", "s"); } /** @@ -150,6 +260,18 @@ static inline int atomic64_add_negative(long i, atomic64_t *v) */ static __always_inline long atomic64_add_return(long i, atomic64_t *v) { + return i + xadd_check_overflow(&v->counter, i); +} + +/** + * atomic64_add_return_unchecked - add and return + * @i: integer value to add + * @v: pointer to type atomic64_unchecked_t + * + * Atomically adds @i to @v and returns @i + @v + */ +static __always_inline long atomic64_add_return_unchecked(long i, atomic64_unchecked_t *v) +{ return i + xadd(&v->counter, i); } @@ -159,6 +281,10 @@ static inline long atomic64_sub_return(long i, atomic64_t *v) } #define atomic64_inc_return(v) (atomic64_add_return(1, (v))) +static inline long atomic64_inc_return_unchecked(atomic64_unchecked_t *v) +{ + return atomic64_add_return_unchecked(1, v); +} #define atomic64_dec_return(v) (atomic64_sub_return(1, (v))) static inline long atomic64_cmpxchg(atomic64_t *v, long old, long new) @@ -166,6 +292,11 @@ static inline long atomic64_cmpxchg(atomic64_t *v, long old, long new) return cmpxchg(&v->counter, old, new); } +static inline long atomic64_cmpxchg_unchecked(atomic64_unchecked_t *v, long old, long new) +{ + return cmpxchg(&v->counter, old, new); +} + static inline long atomic64_xchg(atomic64_t *v, long new) { return xchg(&v->counter, new); @@ -182,17 +313,30 @@ static inline long atomic64_xchg(atomic64_t *v, long new) */ static inline int atomic64_add_unless(atomic64_t *v, long a, long u) { - long c, old; + long c, old, new; c = atomic64_read(v); for (;;) { - if (unlikely(c == (u))) + if (unlikely(c == u)) break; - old = atomic64_cmpxchg((v), c, c + (a)); + + asm volatile("add %2,%0\n" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + "sub %2,%0\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + + : "=r" (new) + : "0" (c), "ir" (a)); + + old = atomic64_cmpxchg(v, c, new); if (likely(old == c)) break; c = old; } - return c != (u); + return c != u; } #define atomic64_inc_not_zero(v) atomic64_add_unless((v), 1, 0) diff --git a/arch/x86/include/asm/bitops.h b/arch/x86/include/asm/bitops.h index cfe3b95..d01b118 100644 --- a/arch/x86/include/asm/bitops.h +++ b/arch/x86/include/asm/bitops.h @@ -50,7 +50,7 @@ * a mask operation on a byte. */ #define IS_IMMEDIATE(nr) (__builtin_constant_p(nr)) -#define CONST_MASK_ADDR(nr, addr) BITOP_ADDR((void *)(addr) + ((nr)>>3)) +#define CONST_MASK_ADDR(nr, addr) BITOP_ADDR((volatile void *)(addr) + ((nr)>>3)) #define CONST_MASK(nr) (1 << ((nr) & 7)) /** @@ -203,7 +203,7 @@ static inline void change_bit(long nr, volatile unsigned long *addr) */ static inline int test_and_set_bit(long nr, volatile unsigned long *addr) { - GEN_BINARY_RMWcc(LOCK_PREFIX "bts", *addr, "Ir", nr, "%0", "c"); + GEN_BINARY_RMWcc_unchecked(LOCK_PREFIX "bts", *addr, "Ir", nr, "%0", "c"); } /** @@ -249,7 +249,7 @@ static inline int __test_and_set_bit(long nr, volatile unsigned long *addr) */ static inline int test_and_clear_bit(long nr, volatile unsigned long *addr) { - GEN_BINARY_RMWcc(LOCK_PREFIX "btr", *addr, "Ir", nr, "%0", "c"); + GEN_BINARY_RMWcc_unchecked(LOCK_PREFIX "btr", *addr, "Ir", nr, "%0", "c"); } /** @@ -302,7 +302,7 @@ static inline int __test_and_change_bit(long nr, volatile unsigned long *addr) */ static inline int test_and_change_bit(long nr, volatile unsigned long *addr) { - GEN_BINARY_RMWcc(LOCK_PREFIX "btc", *addr, "Ir", nr, "%0", "c"); + GEN_BINARY_RMWcc_unchecked(LOCK_PREFIX "btc", *addr, "Ir", nr, "%0", "c"); } static __always_inline int constant_test_bit(long nr, const volatile unsigned long *addr) @@ -343,7 +343,7 @@ static int test_bit(int nr, const volatile unsigned long *addr); * * Undefined if no bit exists, so code should check against 0 first. */ -static inline unsigned long __ffs(unsigned long word) +static inline unsigned long __intentional_overflow(-1) __ffs(unsigned long word) { asm("rep; bsf %1,%0" : "=r" (word) @@ -357,7 +357,7 @@ static inline unsigned long __ffs(unsigned long word) * * Undefined if no zero exists, so code should check against ~0UL first. */ -static inline unsigned long ffz(unsigned long word) +static inline unsigned long __intentional_overflow(-1) ffz(unsigned long word) { asm("rep; bsf %1,%0" : "=r" (word) @@ -371,7 +371,7 @@ static inline unsigned long ffz(unsigned long word) * * Undefined if no set bit exists, so code should check against 0 first. */ -static inline unsigned long __fls(unsigned long word) +static inline unsigned long __intentional_overflow(-1) __fls(unsigned long word) { asm("bsr %1,%0" : "=r" (word) @@ -434,7 +434,7 @@ static inline int ffs(int x) * set bit if value is nonzero. The last (most significant) bit is * at position 32. */ -static inline int fls(int x) +static inline int __intentional_overflow(-1) fls(int x) { int r; @@ -476,7 +476,7 @@ static inline int fls(int x) * at position 64. */ #ifdef CONFIG_X86_64 -static __always_inline int fls64(__u64 x) +static __always_inline __intentional_overflow(-1) int fls64(__u64 x) { int bitpos = -1; /* diff --git a/arch/x86/include/asm/boot.h b/arch/x86/include/asm/boot.h index 4fa687a..4ca636f 100644 --- a/arch/x86/include/asm/boot.h +++ b/arch/x86/include/asm/boot.h @@ -6,7 +6,7 @@ #include <uapi/asm/boot.h> /* Physical address where kernel should be loaded. */ -#define LOAD_PHYSICAL_ADDR ((CONFIG_PHYSICAL_START \ +#define ____LOAD_PHYSICAL_ADDR ((CONFIG_PHYSICAL_START \ + (CONFIG_PHYSICAL_ALIGN - 1)) \ & ~(CONFIG_PHYSICAL_ALIGN - 1)) diff --git a/arch/x86/include/asm/cache.h b/arch/x86/include/asm/cache.h index 48f99f1..d78ebf9 100644 --- a/arch/x86/include/asm/cache.h +++ b/arch/x86/include/asm/cache.h @@ -5,12 +5,13 @@ /* L1 cache line size */ #define L1_CACHE_SHIFT (CONFIG_X86_L1_CACHE_SHIFT) -#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) +#define L1_CACHE_BYTES (_AC(1,UL) << L1_CACHE_SHIFT) #define __read_mostly __attribute__((__section__(".data..read_mostly"))) +#define __read_only __attribute__((__section__(".data..read_only"))) #define INTERNODE_CACHE_SHIFT CONFIG_X86_INTERNODE_CACHE_SHIFT -#define INTERNODE_CACHE_BYTES (1 << INTERNODE_CACHE_SHIFT) +#define INTERNODE_CACHE_BYTES (_AC(1,UL) << INTERNODE_CACHE_SHIFT) #ifdef CONFIG_X86_VSMP #ifdef CONFIG_SMP diff --git a/arch/x86/include/asm/checksum_32.h b/arch/x86/include/asm/checksum_32.h index f50de69..2b0a458 100644 --- a/arch/x86/include/asm/checksum_32.h +++ b/arch/x86/include/asm/checksum_32.h @@ -31,6 +31,14 @@ asmlinkage __wsum csum_partial_copy_generic(const void *src, void *dst, int len, __wsum sum, int *src_err_ptr, int *dst_err_ptr); +asmlinkage __wsum csum_partial_copy_generic_to_user(const void *src, void *dst, + int len, __wsum sum, + int *src_err_ptr, int *dst_err_ptr); + +asmlinkage __wsum csum_partial_copy_generic_from_user(const void *src, void *dst, + int len, __wsum sum, + int *src_err_ptr, int *dst_err_ptr); + /* * Note: when you get a NULL pointer exception here this means someone * passed in an incorrect kernel address to one of these functions. @@ -53,7 +61,7 @@ static inline __wsum csum_partial_copy_from_user(const void __user *src, might_sleep(); stac(); - ret = csum_partial_copy_generic((__force void *)src, dst, + ret = csum_partial_copy_generic_from_user((__force void *)src, dst, len, sum, err_ptr, NULL); clac(); @@ -187,7 +195,7 @@ static inline __wsum csum_and_copy_to_user(const void *src, might_sleep(); if (access_ok(VERIFY_WRITE, dst, len)) { stac(); - ret = csum_partial_copy_generic(src, (__force void *)dst, + ret = csum_partial_copy_generic_to_user(src, (__force void *)dst, len, sum, NULL, err_ptr); clac(); return ret; diff --git a/arch/x86/include/asm/cmpxchg.h b/arch/x86/include/asm/cmpxchg.h index ad19841..0784041 100644 --- a/arch/x86/include/asm/cmpxchg.h +++ b/arch/x86/include/asm/cmpxchg.h @@ -14,8 +14,12 @@ extern void __cmpxchg_wrong_size(void) __compiletime_error("Bad argument size for cmpxchg"); extern void __xadd_wrong_size(void) __compiletime_error("Bad argument size for xadd"); +extern void __xadd_check_overflow_wrong_size(void) + __compiletime_error("Bad argument size for xadd_check_overflow"); extern void __add_wrong_size(void) __compiletime_error("Bad argument size for add"); +extern void __add_check_overflow_wrong_size(void) + __compiletime_error("Bad argument size for add_check_overflow"); /* * Constants for operation sizes. On 32-bit, the 64-bit size it set to @@ -67,6 +71,38 @@ extern void __add_wrong_size(void) __ret; \ }) +#ifdef CONFIG_PAX_REFCOUNT +#define __xchg_op_check_overflow(ptr, arg, op, lock) \ + ({ \ + __typeof__ (*(ptr)) __ret = (arg); \ + switch (sizeof(*(ptr))) { \ + case __X86_CASE_L: \ + asm volatile (lock #op "l %0, %1\n" \ + "jno 0f\n" \ + "mov %0,%1\n" \ + "int $4\n0:\n" \ + _ASM_EXTABLE(0b, 0b) \ + : "+r" (__ret), "+m" (*(ptr)) \ + : : "memory", "cc"); \ + break; \ + case __X86_CASE_Q: \ + asm volatile (lock #op "q %q0, %1\n" \ + "jno 0f\n" \ + "mov %0,%1\n" \ + "int $4\n0:\n" \ + _ASM_EXTABLE(0b, 0b) \ + : "+r" (__ret), "+m" (*(ptr)) \ + : : "memory", "cc"); \ + break; \ + default: \ + __ ## op ## _check_overflow_wrong_size(); \ + } \ + __ret; \ + }) +#else +#define __xchg_op_check_overflow(ptr, arg, op, lock) __xchg_op(ptr, arg, op, lock) +#endif + /* * Note: no "lock" prefix even on SMP: xchg always implies lock anyway. * Since this is generally used to protect other memory information, we @@ -165,6 +201,9 @@ extern void __add_wrong_size(void) #define xadd_sync(ptr, inc) __xadd((ptr), (inc), "lock; ") #define xadd_local(ptr, inc) __xadd((ptr), (inc), "") +#define __xadd_check_overflow(ptr, inc, lock) __xchg_op_check_overflow((ptr), (inc), xadd, lock) +#define xadd_check_overflow(ptr, inc) __xadd_check_overflow((ptr), (inc), LOCK_PREFIX) + #define __add(ptr, inc, lock) \ ({ \ __typeof__ (*(ptr)) __ret = (inc); \ diff --git a/arch/x86/include/asm/compat.h b/arch/x86/include/asm/compat.h index acdee09..e5c31cd 100644 --- a/arch/x86/include/asm/compat.h +++ b/arch/x86/include/asm/compat.h @@ -41,7 +41,11 @@ typedef s64 __attribute__((aligned(4))) compat_s64; typedef u32 compat_uint_t; typedef u32 compat_ulong_t; typedef u64 __attribute__((aligned(4))) compat_u64; +#ifdef CHECKER_PLUGIN_USER typedef u32 compat_uptr_t; +#else +typedef u32 __user compat_uptr_t; +#endif struct compat_timespec { compat_time_t tv_sec; diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h index 9727b3b..183784a 100644 --- a/arch/x86/include/asm/cpufeature.h +++ b/arch/x86/include/asm/cpufeature.h @@ -216,7 +216,8 @@ #define X86_FEATURE_PAUSEFILTER ( 8*32+13) /* AMD filtered pause intercept */ #define X86_FEATURE_PFTHRESHOLD ( 8*32+14) /* AMD pause filter threshold */ #define X86_FEATURE_VMMCALL ( 8*32+15) /* Prefer vmmcall to vmcall */ - +#define X86_FEATURE_PCIDUDEREF ( 8*32+30) /* PaX PCID based UDEREF */ +#define X86_FEATURE_STRONGUDEREF (8*32+31) /* PaX PCID based strong UDEREF */ /* Intel-defined CPU features, CPUID level 0x00000007:0 (ebx), word 9 */ #define X86_FEATURE_FSGSBASE ( 9*32+ 0) /* {RD/WR}{FS/GS}BASE instructions*/ @@ -224,7 +225,7 @@ #define X86_FEATURE_BMI1 ( 9*32+ 3) /* 1st group bit manipulation extensions */ #define X86_FEATURE_HLE ( 9*32+ 4) /* Hardware Lock Elision */ #define X86_FEATURE_AVX2 ( 9*32+ 5) /* AVX2 instructions */ -#define X86_FEATURE_SMEP ( 9*32+ 7) /* Supervisor Mode Execution Protection */ +#define X86_FEATURE_SMEP ( 9*32+ 7) /* Supervisor Mode Execution Prevention */ #define X86_FEATURE_BMI2 ( 9*32+ 8) /* 2nd group bit manipulation extensions */ #define X86_FEATURE_ERMS ( 9*32+ 9) /* Enhanced REP MOVSB/STOSB */ #define X86_FEATURE_INVPCID ( 9*32+10) /* Invalidate Processor Context ID */ @@ -404,6 +405,7 @@ extern const char * const x86_bug_flags[NBUGINTS*32]; #define cpu_has_eager_fpu boot_cpu_has(X86_FEATURE_EAGER_FPU) #define cpu_has_topoext boot_cpu_has(X86_FEATURE_TOPOEXT) #define cpu_has_bpext boot_cpu_has(X86_FEATURE_BPEXT) +#define cpu_has_pcid boot_cpu_has(X86_FEATURE_PCID) #if __GNUC__ >= 4 extern void warn_pre_alternatives(void); @@ -457,7 +459,8 @@ static __always_inline __pure bool __static_cpu_has(u16 bit) #ifdef CONFIG_X86_DEBUG_STATIC_CPU_HAS t_warn: - warn_pre_alternatives(); + if (bit != X86_FEATURE_PCID && bit != X86_FEATURE_INVPCID && bit != X86_FEATURE_PCIDUDEREF) + warn_pre_alternatives(); return false; #endif @@ -478,7 +481,7 @@ static __always_inline __pure bool __static_cpu_has(u16 bit) ".section .discard,\"aw\",@progbits\n" " .byte 0xff + (4f-3f) - (2b-1b)\n" /* size check */ ".previous\n" - ".section .altinstr_replacement,\"ax\"\n" + ".section .altinstr_replacement,\"a\"\n" "3: movb $1,%0\n" "4:\n" ".previous\n" @@ -513,7 +516,7 @@ static __always_inline __pure bool _static_cpu_has_safe(u16 bit) " .byte 5f - 4f\n" /* repl len */ " .byte 3b - 2b\n" /* pad len */ ".previous\n" - ".section .altinstr_replacement,\"ax\"\n" + ".section .altinstr_replacement,\"a\"\n" "4: jmp %l[t_no]\n" "5:\n" ".previous\n" @@ -548,7 +551,7 @@ static __always_inline __pure bool _static_cpu_has_safe(u16 bit) ".section .discard,\"aw\",@progbits\n" " .byte 0xff + (4f-3f) - (2b-1b)\n" /* size check */ ".previous\n" - ".section .altinstr_replacement,\"ax\"\n" + ".section .altinstr_replacement,\"a\"\n" "3: movb $0,%0\n" "4:\n" ".previous\n" @@ -563,7 +566,7 @@ static __always_inline __pure bool _static_cpu_has_safe(u16 bit) ".section .discard,\"aw\",@progbits\n" " .byte 0xff + (6f-5f) - (4b-3b)\n" /* size check */ ".previous\n" - ".section .altinstr_replacement,\"ax\"\n" + ".section .altinstr_replacement,\"a\"\n" "5: movb $1,%0\n" "6:\n" ".previous\n" diff --git a/arch/x86/include/asm/desc.h b/arch/x86/include/asm/desc.h index 4e10d73..7319a47 100644 --- a/arch/x86/include/asm/desc.h +++ b/arch/x86/include/asm/desc.h @@ -4,6 +4,7 @@ #include <asm/desc_defs.h> #include <asm/ldt.h> #include <asm/mmu.h> +#include <asm/pgtable.h> #include <linux/smp.h> #include <linux/percpu.h> @@ -17,6 +18,7 @@ static inline void fill_ldt(struct desc_struct *desc, const struct user_desc *in desc->type = (info->read_exec_only ^ 1) << 1; desc->type |= info->contents << 2; + desc->type |= info->seg_not_present ^ 1; desc->s = 1; desc->dpl = 0x3; @@ -35,19 +37,14 @@ static inline void fill_ldt(struct desc_struct *desc, const struct user_desc *in } extern struct desc_ptr idt_descr; -extern gate_desc idt_table[]; -extern struct desc_ptr debug_idt_descr; -extern gate_desc debug_idt_table[]; - -struct gdt_page { - struct desc_struct gdt[GDT_ENTRIES]; -} __attribute__((aligned(PAGE_SIZE))); - -DECLARE_PER_CPU_PAGE_ALIGNED(struct gdt_page, gdt_page); +extern gate_desc idt_table[IDT_ENTRIES]; +extern const struct desc_ptr debug_idt_descr; +extern gate_desc debug_idt_table[IDT_ENTRIES]; +extern struct desc_struct cpu_gdt_table[NR_CPUS][PAGE_SIZE / sizeof(struct desc_struct)]; static inline struct desc_struct *get_cpu_gdt_table(unsigned int cpu) { - return per_cpu(gdt_page, cpu).gdt; + return cpu_gdt_table[cpu]; } #ifdef CONFIG_X86_64 @@ -72,8 +69,14 @@ static inline void pack_gate(gate_desc *gate, unsigned char type, unsigned long base, unsigned dpl, unsigned flags, unsigned short seg) { - gate->a = (seg << 16) | (base & 0xffff); - gate->b = (base & 0xffff0000) | (((0x80 | type | (dpl << 5)) & 0xff) << 8); + gate->gate.offset_low = base; + gate->gate.seg = seg; + gate->gate.reserved = 0; + gate->gate.type = type; + gate->gate.s = 0; + gate->gate.dpl = dpl; + gate->gate.p = 1; + gate->gate.offset_high = base >> 16; } #endif @@ -118,12 +121,16 @@ static inline void paravirt_free_ldt(struct desc_struct *ldt, unsigned entries) static inline void native_write_idt_entry(gate_desc *idt, int entry, const gate_desc *gate) { + pax_open_kernel(); memcpy(&idt[entry], gate, sizeof(*gate)); + pax_close_kernel(); } static inline void native_write_ldt_entry(struct desc_struct *ldt, int entry, const void *desc) { + pax_open_kernel(); memcpy(&ldt[entry], desc, 8); + pax_close_kernel(); } static inline void @@ -137,7 +144,9 @@ native_write_gdt_entry(struct desc_struct *gdt, int entry, const void *desc, int default: size = sizeof(*gdt); break; } + pax_open_kernel(); memcpy(&gdt[entry], desc, size); + pax_close_kernel(); } static inline void pack_descriptor(struct desc_struct *desc, unsigned long base, @@ -210,7 +219,9 @@ static inline void native_set_ldt(const void *addr, unsigned int entries) static inline void native_load_tr_desc(void) { + pax_open_kernel(); asm volatile("ltr %w0"::"q" (GDT_ENTRY_TSS*8)); + pax_close_kernel(); } static inline void native_load_gdt(const struct desc_ptr *dtr) @@ -247,8 +258,10 @@ static inline void native_load_tls(struct thread_struct *t, unsigned int cpu) struct desc_struct *gdt = get_cpu_gdt_table(cpu); unsigned int i; + pax_open_kernel(); for (i = 0; i < GDT_ENTRY_TLS_ENTRIES; i++) gdt[GDT_ENTRY_TLS_MIN + i] = t->tls_array[i]; + pax_close_kernel(); } /* This intentionally ignores lm, since 32-bit apps don't have that field. */ @@ -280,7 +293,7 @@ static inline void clear_LDT(void) set_ldt(NULL, 0); } -static inline unsigned long get_desc_base(const struct desc_struct *desc) +static inline unsigned long __intentional_overflow(-1) get_desc_base(const struct desc_struct *desc) { return (unsigned)(desc->base0 | ((desc->base1) << 16) | ((desc->base2) << 24)); } @@ -304,7 +317,7 @@ static inline void set_desc_limit(struct desc_struct *desc, unsigned long limit) } #ifdef CONFIG_X86_64 -static inline void set_nmi_gate(int gate, void *addr) +static inline void set_nmi_gate(int gate, const void *addr) { gate_desc s; @@ -314,14 +327,14 @@ static inline void set_nmi_gate(int gate, void *addr) #endif #ifdef CONFIG_TRACING -extern struct desc_ptr trace_idt_descr; -extern gate_desc trace_idt_table[]; +extern const struct desc_ptr trace_idt_descr; +extern gate_desc trace_idt_table[IDT_ENTRIES]; static inline void write_trace_idt_entry(int entry, const gate_desc *gate) { write_idt_entry(trace_idt_table, entry, gate); } -static inline void _trace_set_gate(int gate, unsigned type, void *addr, +static inline void _trace_set_gate(int gate, unsigned type, const void *addr, unsigned dpl, unsigned ist, unsigned seg) { gate_desc s; @@ -341,7 +354,7 @@ static inline void write_trace_idt_entry(int entry, const gate_desc *gate) #define _trace_set_gate(gate, type, addr, dpl, ist, seg) #endif -static inline void _set_gate(int gate, unsigned type, void *addr, +static inline void _set_gate(int gate, unsigned type, const void *addr, unsigned dpl, unsigned ist, unsigned seg) { gate_desc s; @@ -364,14 +377,14 @@ static inline void _set_gate(int gate, unsigned type, void *addr, #define set_intr_gate_notrace(n, addr) \ do { \ BUG_ON((unsigned)n > 0xFF); \ - _set_gate(n, GATE_INTERRUPT, (void *)addr, 0, 0, \ + _set_gate(n, GATE_INTERRUPT, (const void *)addr, 0, 0, \ __KERNEL_CS); \ } while (0) #define set_intr_gate(n, addr) \ do { \ set_intr_gate_notrace(n, addr); \ - _trace_set_gate(n, GATE_INTERRUPT, (void *)trace_##addr,\ + _trace_set_gate(n, GATE_INTERRUPT, (const void *)trace_##addr,\ 0, 0, __KERNEL_CS); \ } while (0) @@ -399,19 +412,19 @@ static inline void alloc_system_vector(int vector) /* * This routine sets up an interrupt gate at directory privilege level 3. */ -static inline void set_system_intr_gate(unsigned int n, void *addr) +static inline void set_system_intr_gate(unsigned int n, const void *addr) { BUG_ON((unsigned)n > 0xFF); _set_gate(n, GATE_INTERRUPT, addr, 0x3, 0, __KERNEL_CS); } -static inline void set_system_trap_gate(unsigned int n, void *addr) +static inline void set_system_trap_gate(unsigned int n, const void *addr) { BUG_ON((unsigned)n > 0xFF); _set_gate(n, GATE_TRAP, addr, 0x3, 0, __KERNEL_CS); } -static inline void set_trap_gate(unsigned int n, void *addr) +static inline void set_trap_gate(unsigned int n, const void *addr) { BUG_ON((unsigned)n > 0xFF); _set_gate(n, GATE_TRAP, addr, 0, 0, __KERNEL_CS); @@ -420,16 +433,16 @@ static inline void set_trap_gate(unsigned int n, void *addr) static inline void set_task_gate(unsigned int n, unsigned int gdt_entry) { BUG_ON((unsigned)n > 0xFF); - _set_gate(n, GATE_TASK, (void *)0, 0, 0, (gdt_entry<<3)); + _set_gate(n, GATE_TASK, (const void *)0, 0, 0, (gdt_entry<<3)); } -static inline void set_intr_gate_ist(int n, void *addr, unsigned ist) +static inline void set_intr_gate_ist(int n, const void *addr, unsigned ist) { BUG_ON((unsigned)n > 0xFF); _set_gate(n, GATE_INTERRUPT, addr, 0, ist, __KERNEL_CS); } -static inline void set_system_intr_gate_ist(int n, void *addr, unsigned ist) +static inline void set_system_intr_gate_ist(int n, const void *addr, unsigned ist) { BUG_ON((unsigned)n > 0xFF); _set_gate(n, GATE_INTERRUPT, addr, 0x3, ist, __KERNEL_CS); @@ -501,4 +514,17 @@ static inline void load_current_idt(void) else load_idt((const struct desc_ptr *)&idt_descr); } + +#ifdef CONFIG_X86_32 +static inline void set_user_cs(unsigned long base, unsigned long limit, int cpu) +{ + struct desc_struct d; + + if (likely(limit)) + limit = (limit - 1UL) >> PAGE_SHIFT; + pack_descriptor(&d, base, limit, 0xFB, 0xC); + write_gdt_entry(get_cpu_gdt_table(cpu), GDT_ENTRY_DEFAULT_USER_CS, &d, DESCTYPE_S); +} +#endif + #endif /* _ASM_X86_DESC_H */ diff --git a/arch/x86/include/asm/desc_defs.h b/arch/x86/include/asm/desc_defs.h index 278441f..b95a174 100644 --- a/arch/x86/include/asm/desc_defs.h +++ b/arch/x86/include/asm/desc_defs.h @@ -31,6 +31,12 @@ struct desc_struct { unsigned base1: 8, type: 4, s: 1, dpl: 2, p: 1; unsigned limit: 4, avl: 1, l: 1, d: 1, g: 1, base2: 8; }; + struct { + u16 offset_low; + u16 seg; + unsigned reserved: 8, type: 4, s: 1, dpl: 2, p: 1; + unsigned offset_high: 16; + } gate; }; } __attribute__((packed)); diff --git a/arch/x86/include/asm/div64.h b/arch/x86/include/asm/div64.h index ced283a..ffe04cc 100644 --- a/arch/x86/include/asm/div64.h +++ b/arch/x86/include/asm/div64.h @@ -39,7 +39,7 @@ __mod; \ }) -static inline u64 div_u64_rem(u64 dividend, u32 divisor, u32 *remainder) +static inline u64 __intentional_overflow(-1) div_u64_rem(u64 dividend, u32 divisor, u32 *remainder) { union { u64 v64; diff --git a/arch/x86/include/asm/dma.h b/arch/x86/include/asm/dma.h index fe884e1..46149ae 100644 --- a/arch/x86/include/asm/dma.h +++ b/arch/x86/include/asm/dma.h @@ -149,6 +149,7 @@ #ifdef CONFIG_ISA_DMA_API extern spinlock_t dma_spin_lock; +static inline unsigned long claim_dma_lock(void) __acquires(&dma_spin_lock); static inline unsigned long claim_dma_lock(void) { unsigned long flags; @@ -156,6 +157,7 @@ static inline unsigned long claim_dma_lock(void) return flags; } +static inline void release_dma_lock(unsigned long flags) __releases(&dma_spin_lock); static inline void release_dma_lock(unsigned long flags) { spin_unlock_irqrestore(&dma_spin_lock, flags); diff --git a/arch/x86/include/asm/elf.h b/arch/x86/include/asm/elf.h index 141c561..120c5386 100644 --- a/arch/x86/include/asm/elf.h +++ b/arch/x86/include/asm/elf.h @@ -75,9 +75,6 @@ typedef struct user_fxsr_struct elf_fpxregset_t; #include <asm/vdso.h> -#ifdef CONFIG_X86_64 -extern unsigned int vdso64_enabled; -#endif #if defined(CONFIG_X86_32) || defined(CONFIG_IA32_EMULATION) extern unsigned int vdso32_enabled; #endif @@ -250,7 +247,25 @@ extern int force_personality32; the loader. We need to make sure that it is out of the way of the program that it will "exec", and that there is sufficient room for the brk. */ +#ifdef CONFIG_PAX_SEGMEXEC +#define ELF_ET_DYN_BASE ((current->mm->pax_flags & MF_PAX_SEGMEXEC) ? SEGMEXEC_TASK_SIZE/3*2 : TASK_SIZE/3*2) +#else #define ELF_ET_DYN_BASE (TASK_SIZE / 3 * 2) +#endif + +#ifdef CONFIG_PAX_ASLR +#ifdef CONFIG_X86_32 +#define PAX_ELF_ET_DYN_BASE 0x10000000UL + +#define PAX_DELTA_MMAP_LEN (current->mm->pax_flags & MF_PAX_SEGMEXEC ? 15 : 16) +#define PAX_DELTA_STACK_LEN (current->mm->pax_flags & MF_PAX_SEGMEXEC ? 15 : 16) +#else +#define PAX_ELF_ET_DYN_BASE 0x400000UL + +#define PAX_DELTA_MMAP_LEN ((test_thread_flag(TIF_ADDR32)) ? 16 : TASK_SIZE_MAX_SHIFT - PAGE_SHIFT - 3) +#define PAX_DELTA_STACK_LEN ((test_thread_flag(TIF_ADDR32)) ? 16 : TASK_SIZE_MAX_SHIFT - PAGE_SHIFT - 3) +#endif +#endif /* This yields a mask that user programs can use to figure out what instruction set this CPU supports. This could be done in user space, @@ -299,17 +314,13 @@ do { \ #define ARCH_DLINFO \ do { \ - if (vdso64_enabled) \ - NEW_AUX_ENT(AT_SYSINFO_EHDR, \ - (unsigned long __force)current->mm->context.vdso); \ + NEW_AUX_ENT(AT_SYSINFO_EHDR, current->mm->context.vdso); \ } while (0) /* As a historical oddity, the x32 and x86_64 vDSOs are controlled together. */ #define ARCH_DLINFO_X32 \ do { \ - if (vdso64_enabled) \ - NEW_AUX_ENT(AT_SYSINFO_EHDR, \ - (unsigned long __force)current->mm->context.vdso); \ + NEW_AUX_ENT(AT_SYSINFO_EHDR, current->mm->context.vdso); \ } while (0) #define AT_SYSINFO 32 @@ -324,10 +335,10 @@ else \ #endif /* !CONFIG_X86_32 */ -#define VDSO_CURRENT_BASE ((unsigned long)current->mm->context.vdso) +#define VDSO_CURRENT_BASE (current->mm->context.vdso) #define VDSO_ENTRY \ - ((unsigned long)current->mm->context.vdso + \ + (current->mm->context.vdso + \ selected_vdso32->sym___kernel_vsyscall) struct linux_binprm; diff --git a/arch/x86/include/asm/emergency-restart.h b/arch/x86/include/asm/emergency-restart.h index 77a99ac..39ff7f5 100644 --- a/arch/x86/include/asm/emergency-restart.h +++ b/arch/x86/include/asm/emergency-restart.h @@ -1,6 +1,6 @@ #ifndef _ASM_X86_EMERGENCY_RESTART_H #define _ASM_X86_EMERGENCY_RESTART_H -extern void machine_emergency_restart(void); +extern void machine_emergency_restart(void) __noreturn; #endif /* _ASM_X86_EMERGENCY_RESTART_H */ diff --git a/arch/x86/include/asm/floppy.h b/arch/x86/include/asm/floppy.h index 1c7eefe..d0e4702 100644 --- a/arch/x86/include/asm/floppy.h +++ b/arch/x86/include/asm/floppy.h @@ -229,18 +229,18 @@ static struct fd_routine_l { int (*_dma_setup)(char *addr, unsigned long size, int mode, int io); } fd_routine[] = { { - request_dma, - free_dma, - get_dma_residue, - dma_mem_alloc, - hard_dma_setup + ._request_dma = request_dma, + ._free_dma = free_dma, + ._get_dma_residue = get_dma_residue, + ._dma_mem_alloc = dma_mem_alloc, + ._dma_setup = hard_dma_setup }, { - vdma_request_dma, - vdma_nop, - vdma_get_dma_residue, - vdma_mem_alloc, - vdma_dma_setup + ._request_dma = vdma_request_dma, + ._free_dma = vdma_nop, + ._get_dma_residue = vdma_get_dma_residue, + ._dma_mem_alloc = vdma_mem_alloc, + ._dma_setup = vdma_dma_setup } }; diff --git a/arch/x86/include/asm/fpu/internal.h b/arch/x86/include/asm/fpu/internal.h index 3c3550c..ca9e4c3 100644 --- a/arch/x86/include/asm/fpu/internal.h +++ b/arch/x86/include/asm/fpu/internal.h @@ -97,8 +97,11 @@ extern void fpstate_sanitize_xstate(struct fpu *fpu); #define user_insn(insn, output, input...) \ ({ \ int err; \ + pax_open_userland(); \ asm volatile(ASM_STAC "\n" \ - "1:" #insn "\n\t" \ + "1:" \ + __copyuser_seg \ + #insn "\n\t" \ "2: " ASM_CLAC "\n" \ ".section .fixup,\"ax\"\n" \ "3: movl $-1,%[err]\n" \ @@ -107,6 +110,7 @@ extern void fpstate_sanitize_xstate(struct fpu *fpu); _ASM_EXTABLE(1b, 3b) \ : [err] "=r" (err), output \ : "0"(0), input); \ + pax_close_userland(); \ err; \ }) @@ -186,9 +190,9 @@ static inline int copy_user_to_fregs(struct fregs_state __user *fx) static inline void copy_fxregs_to_kernel(struct fpu *fpu) { if (config_enabled(CONFIG_X86_32)) - asm volatile( "fxsave %[fx]" : [fx] "=m" (fpu->state.fxsave)); + asm volatile( "fxsave %[fx]" : [fx] "=m" (fpu->state->fxsave)); else if (config_enabled(CONFIG_AS_FXSAVEQ)) - asm volatile("fxsaveq %[fx]" : [fx] "=m" (fpu->state.fxsave)); + asm volatile("fxsaveq %[fx]" : [fx] "=m" (fpu->state->fxsave)); else { /* Using "rex64; fxsave %0" is broken because, if the memory * operand uses any extended registers for addressing, a second @@ -205,15 +209,15 @@ static inline void copy_fxregs_to_kernel(struct fpu *fpu) * an extended register is needed for addressing (fix submitted * to mainline 2005-11-21). * - * asm volatile("rex64/fxsave %0" : "=m" (fpu->state.fxsave)); + * asm volatile("rex64/fxsave %0" : "=m" (fpu->state->fxsave)); * * This, however, we can work around by forcing the compiler to * select an addressing mode that doesn't require extended * registers. */ asm volatile( "rex64/fxsave (%[fx])" - : "=m" (fpu->state.fxsave) - : [fx] "R" (&fpu->state.fxsave)); + : "=m" (fpu->state->fxsave) + : [fx] "R" (&fpu->state->fxsave)); } } @@ -388,12 +392,16 @@ static inline int copy_xregs_to_user(struct xregs_state __user *buf) if (unlikely(err)) return -EFAULT; + pax_open_userland(); __asm__ __volatile__(ASM_STAC "\n" - "1:"XSAVE"\n" + "1:" + __copyuser_seg + XSAVE"\n" "2: " ASM_CLAC "\n" xstate_fault(err) : "D" (buf), "a" (-1), "d" (-1), "0" (err) : "memory"); + pax_close_userland(); return err; } @@ -402,17 +410,21 @@ static inline int copy_xregs_to_user(struct xregs_state __user *buf) */ static inline int copy_user_to_xregs(struct xregs_state __user *buf, u64 mask) { - struct xregs_state *xstate = ((__force struct xregs_state *)buf); + struct xregs_state *xstate = ((__force_kernel struct xregs_state *)buf); u32 lmask = mask; u32 hmask = mask >> 32; int err = 0; + pax_open_userland(); __asm__ __volatile__(ASM_STAC "\n" - "1:"XRSTOR"\n" + "1:" + __copyuser_seg + XRSTOR"\n" "2: " ASM_CLAC "\n" xstate_fault(err) : "D" (xstate), "a" (lmask), "d" (hmask), "0" (err) : "memory"); /* memory required? */ + pax_close_userland(); return err; } @@ -429,7 +441,7 @@ static inline int copy_user_to_xregs(struct xregs_state __user *buf, u64 mask) static inline int copy_fpregs_to_fpstate(struct fpu *fpu) { if (likely(use_xsave())) { - copy_xregs_to_kernel(&fpu->state.xsave); + copy_xregs_to_kernel(&fpu->state->xsave); return 1; } @@ -442,7 +454,7 @@ static inline int copy_fpregs_to_fpstate(struct fpu *fpu) * Legacy FPU register saving, FNSAVE always clears FPU registers, * so we have to mark them inactive: */ - asm volatile("fnsave %[fp]; fwait" : [fp] "=m" (fpu->state.fsave)); + asm volatile("fnsave %[fp]; fwait" : [fp] "=m" (fpu->state->fsave)); return 0; } @@ -471,7 +483,7 @@ static inline void copy_kernel_to_fpregs(union fpregs_state *fpstate) "fnclex\n\t" "emms\n\t" "fildl %P[addr]" /* set F?P to defined value */ - : : [addr] "m" (fpstate)); + : : [addr] "m" (cpu_tss[raw_smp_processor_id()].x86_tss.sp0)); } __copy_kernel_to_fpregs(fpstate); @@ -611,7 +623,7 @@ switch_fpu_prepare(struct fpu *old_fpu, struct fpu *new_fpu, int cpu) if (fpu.preload) { new_fpu->counter++; __fpregs_activate(new_fpu); - prefetch(&new_fpu->state); + prefetch(new_fpu->state); } else { __fpregs_deactivate_hw(); } @@ -623,7 +635,7 @@ switch_fpu_prepare(struct fpu *old_fpu, struct fpu *new_fpu, int cpu) if (fpu_want_lazy_restore(new_fpu, cpu)) fpu.preload = 0; else - prefetch(&new_fpu->state); + prefetch(new_fpu->state); fpregs_activate(new_fpu); } } @@ -643,7 +655,7 @@ switch_fpu_prepare(struct fpu *old_fpu, struct fpu *new_fpu, int cpu) static inline void switch_fpu_finish(struct fpu *new_fpu, fpu_switch_t fpu_switch) { if (fpu_switch.preload) - copy_kernel_to_fpregs(&new_fpu->state); + copy_kernel_to_fpregs(new_fpu->state); } /* diff --git a/arch/x86/include/asm/fpu/types.h b/arch/x86/include/asm/fpu/types.h index c49c517..0a6e089 100644 --- a/arch/x86/include/asm/fpu/types.h +++ b/arch/x86/include/asm/fpu/types.h @@ -189,7 +189,6 @@ union fpregs_state { struct fxregs_state fxsave; struct swregs_state soft; struct xregs_state xsave; - u8 __padding[PAGE_SIZE]; }; /* @@ -199,6 +198,39 @@ union fpregs_state { */ struct fpu { /* + * @state: + * + * In-memory copy of all FPU registers that we save/restore + * over context switches. If the task is using the FPU then + * the registers in the FPU are more recent than this state + * copy. If the task context-switches away then they get + * saved here and represent the FPU state. + * + * After context switches there may be a (short) time period + * during which the in-FPU hardware registers are unchanged + * and still perfectly match this state, if the tasks + * scheduled afterwards are not using the FPU. + * + * This is the 'lazy restore' window of optimization, which + * we track though 'fpu_fpregs_owner_ctx' and 'fpu->last_cpu'. + * + * We detect whether a subsequent task uses the FPU via setting + * CR0::TS to 1, which causes any FPU use to raise a #NM fault. + * + * During this window, if the task gets scheduled again, we + * might be able to skip having to do a restore from this + * memory buffer to the hardware registers - at the cost of + * incurring the overhead of #NM fault traps. + * + * Note that on modern CPUs that support the XSAVEOPT (or other + * optimized XSAVE instructions), we don't use #NM traps anymore, + * as the hardware can track whether FPU registers need saving + * or not. On such CPUs we activate the non-lazy ('eagerfpu') + * logic, which unconditionally saves/restores all FPU state + * across context switches. (if FPU state exists.) + */ + union fpregs_state *state; + /* * @last_cpu: * * Records the last CPU on which this context was loaded into @@ -255,43 +287,6 @@ struct fpu { * deal with bursty apps that only use the FPU for a short time: */ unsigned char counter; - /* - * @state: - * - * In-memory copy of all FPU registers that we save/restore - * over context switches. If the task is using the FPU then - * the registers in the FPU are more recent than this state - * copy. If the task context-switches away then they get - * saved here and represent the FPU state. - * - * After context switches there may be a (short) time period - * during which the in-FPU hardware registers are unchanged - * and still perfectly match this state, if the tasks - * scheduled afterwards are not using the FPU. - * - * This is the 'lazy restore' window of optimization, which - * we track though 'fpu_fpregs_owner_ctx' and 'fpu->last_cpu'. - * - * We detect whether a subsequent task uses the FPU via setting - * CR0::TS to 1, which causes any FPU use to raise a #NM fault. - * - * During this window, if the task gets scheduled again, we - * might be able to skip having to do a restore from this - * memory buffer to the hardware registers - at the cost of - * incurring the overhead of #NM fault traps. - * - * Note that on modern CPUs that support the XSAVEOPT (or other - * optimized XSAVE instructions), we don't use #NM traps anymore, - * as the hardware can track whether FPU registers need saving - * or not. On such CPUs we activate the non-lazy ('eagerfpu') - * logic, which unconditionally saves/restores all FPU state - * across context switches. (if FPU state exists.) - */ - union fpregs_state state; - /* - * WARNING: 'state' is dynamically-sized. Do not put - * anything after it here. - */ }; #endif /* _ASM_X86_FPU_H */ diff --git a/arch/x86/include/asm/futex.h b/arch/x86/include/asm/futex.h index b4c1f54..e290c08 100644 --- a/arch/x86/include/asm/futex.h +++ b/arch/x86/include/asm/futex.h @@ -12,6 +12,7 @@ #include <asm/smap.h> #define __futex_atomic_op1(insn, ret, oldval, uaddr, oparg) \ + typecheck(u32 __user *, uaddr); \ asm volatile("\t" ASM_STAC "\n" \ "1:\t" insn "\n" \ "2:\t" ASM_CLAC "\n" \ @@ -20,15 +21,16 @@ "\tjmp\t2b\n" \ "\t.previous\n" \ _ASM_EXTABLE(1b, 3b) \ - : "=r" (oldval), "=r" (ret), "+m" (*uaddr) \ + : "=r" (oldval), "=r" (ret), "+m" (*(u32 __user *)____m(uaddr)) \ : "i" (-EFAULT), "0" (oparg), "1" (0)) #define __futex_atomic_op2(insn, ret, oldval, uaddr, oparg) \ + typecheck(u32 __user *, uaddr); \ asm volatile("\t" ASM_STAC "\n" \ "1:\tmovl %2, %0\n" \ "\tmovl\t%0, %3\n" \ "\t" insn "\n" \ - "2:\t" LOCK_PREFIX "cmpxchgl %3, %2\n" \ + "2:\t" LOCK_PREFIX __copyuser_seg"cmpxchgl %3, %2\n" \ "\tjnz\t1b\n" \ "3:\t" ASM_CLAC "\n" \ "\t.section .fixup,\"ax\"\n" \ @@ -38,7 +40,7 @@ _ASM_EXTABLE(1b, 4b) \ _ASM_EXTABLE(2b, 4b) \ : "=&a" (oldval), "=&r" (ret), \ - "+m" (*uaddr), "=&r" (tem) \ + "+m" (*(u32 __user *)____m(uaddr)), "=&r" (tem) \ : "r" (oparg), "i" (-EFAULT), "1" (0)) static inline int futex_atomic_op_inuser(int encoded_op, u32 __user *uaddr) @@ -57,12 +59,13 @@ static inline int futex_atomic_op_inuser(int encoded_op, u32 __user *uaddr) pagefault_disable(); + pax_open_userland(); switch (op) { case FUTEX_OP_SET: - __futex_atomic_op1("xchgl %0, %2", ret, oldval, uaddr, oparg); + __futex_atomic_op1(__copyuser_seg"xchgl %0, %2", ret, oldval, uaddr, oparg); break; case FUTEX_OP_ADD: - __futex_atomic_op1(LOCK_PREFIX "xaddl %0, %2", ret, oldval, + __futex_atomic_op1(LOCK_PREFIX __copyuser_seg"xaddl %0, %2", ret, oldval, uaddr, oparg); break; case FUTEX_OP_OR: @@ -77,6 +80,7 @@ static inline int futex_atomic_op_inuser(int encoded_op, u32 __user *uaddr) default: ret = -ENOSYS; } + pax_close_userland(); pagefault_enable(); diff --git a/arch/x86/include/asm/hw_irq.h b/arch/x86/include/asm/hw_irq.h index 1e3408e..67c5ba1 100644 --- a/arch/x86/include/asm/hw_irq.h +++ b/arch/x86/include/asm/hw_irq.h @@ -158,8 +158,8 @@ static inline void unlock_vector_lock(void) {} #endif /* CONFIG_X86_LOCAL_APIC */ /* Statistics */ -extern atomic_t irq_err_count; -extern atomic_t irq_mis_count; +extern atomic_unchecked_t irq_err_count; +extern atomic_unchecked_t irq_mis_count; extern void elcr_set_level_irq(unsigned int irq); diff --git a/arch/x86/include/asm/i8259.h b/arch/x86/include/asm/i8259.h index 39bcefc..272d904 100644 --- a/arch/x86/include/asm/i8259.h +++ b/arch/x86/include/asm/i8259.h @@ -63,7 +63,7 @@ struct legacy_pic { int (*probe)(void); int (*irq_pending)(unsigned int irq); void (*make_irq)(unsigned int irq); -}; +} __do_const; extern struct legacy_pic *legacy_pic; extern struct legacy_pic null_legacy_pic; diff --git a/arch/x86/include/asm/io.h b/arch/x86/include/asm/io.h index de25aad..dc04476 100644 --- a/arch/x86/include/asm/io.h +++ b/arch/x86/include/asm/io.h @@ -42,6 +42,7 @@ #include <asm/page.h> #include <asm/early_ioremap.h> #include <asm/pgtable_types.h> +#include <asm/processor.h> #define build_mmio_read(name, size, type, reg, barrier) \ static inline type name(const volatile void __iomem *addr) \ @@ -54,12 +55,12 @@ static inline void name(type val, volatile void __iomem *addr) \ "m" (*(volatile type __force *)addr) barrier); } build_mmio_read(readb, "b", unsigned char, "=q", :"memory") -build_mmio_read(readw, "w", unsigned short, "=r", :"memory") -build_mmio_read(readl, "l", unsigned int, "=r", :"memory") +build_mmio_read(__intentional_overflow(-1) readw, "w", unsigned short, "=r", :"memory") +build_mmio_read(__intentional_overflow(-1) readl, "l", unsigned int, "=r", :"memory") build_mmio_read(__readb, "b", unsigned char, "=q", ) -build_mmio_read(__readw, "w", unsigned short, "=r", ) -build_mmio_read(__readl, "l", unsigned int, "=r", ) +build_mmio_read(__intentional_overflow(-1) __readw, "w", unsigned short, "=r", ) +build_mmio_read(__intentional_overflow(-1) __readl, "l", unsigned int, "=r", ) build_mmio_write(writeb, "b", unsigned char, "q", :"memory") build_mmio_write(writew, "w", unsigned short, "r", :"memory") @@ -115,7 +116,7 @@ build_mmio_write(writeq, "q", unsigned long, "r", :"memory") * this function */ -static inline phys_addr_t virt_to_phys(volatile void *address) +static inline phys_addr_t __intentional_overflow(-1) virt_to_phys(volatile void *address) { return __pa(address); } @@ -194,7 +195,7 @@ static inline void __iomem *ioremap(resource_size_t offset, unsigned long size) return ioremap_nocache(offset, size); } -extern void iounmap(volatile void __iomem *addr); +extern void iounmap(const volatile void __iomem *addr); extern void set_iounmap_nonlazy(void); @@ -202,6 +203,17 @@ extern void set_iounmap_nonlazy(void); #include <asm-generic/iomap.h> +#define ARCH_HAS_VALID_PHYS_ADDR_RANGE +static inline int valid_phys_addr_range(unsigned long addr, size_t count) +{ + return ((addr + count + PAGE_SIZE - 1) >> PAGE_SHIFT) < (1ULL << (boot_cpu_data.x86_phys_bits - PAGE_SHIFT)) ? 1 : 0; +} + +static inline int valid_mmap_phys_addr_range(unsigned long pfn, size_t count) +{ + return (pfn + (count >> PAGE_SHIFT)) < (1ULL << (boot_cpu_data.x86_phys_bits - PAGE_SHIFT)) ? 1 : 0; +} + /* * Convert a virtual cached pointer to an uncached pointer */ diff --git a/arch/x86/include/asm/irqflags.h b/arch/x86/include/asm/irqflags.h index b77f5ed..a2f791e 100644 --- a/arch/x86/include/asm/irqflags.h +++ b/arch/x86/include/asm/irqflags.h @@ -137,6 +137,11 @@ static inline notrace unsigned long arch_local_irq_save(void) swapgs; \ sysretl +#define GET_CR0_INTO_RDI mov %cr0, %rdi +#define SET_RDI_INTO_CR0 mov %rdi, %cr0 +#define GET_CR3_INTO_RDI mov %cr3, %rdi +#define SET_RDI_INTO_CR3 mov %rdi, %cr3 + #else #define INTERRUPT_RETURN iret #define ENABLE_INTERRUPTS_SYSEXIT sti; sysexit diff --git a/arch/x86/include/asm/kprobes.h b/arch/x86/include/asm/kprobes.h index 4421b5d..8543006 100644 --- a/arch/x86/include/asm/kprobes.h +++ b/arch/x86/include/asm/kprobes.h @@ -37,13 +37,8 @@ typedef u8 kprobe_opcode_t; #define RELATIVEJUMP_SIZE 5 #define RELATIVECALL_OPCODE 0xe8 #define RELATIVE_ADDR_SIZE 4 -#define MAX_STACK_SIZE 64 -#define MIN_STACK_SIZE(ADDR) \ - (((MAX_STACK_SIZE) < (((unsigned long)current_thread_info()) + \ - THREAD_SIZE - (unsigned long)(ADDR))) \ - ? (MAX_STACK_SIZE) \ - : (((unsigned long)current_thread_info()) + \ - THREAD_SIZE - (unsigned long)(ADDR))) +#define MAX_STACK_SIZE 64UL +#define MIN_STACK_SIZE(ADDR) min(MAX_STACK_SIZE, current->thread.sp0 - (unsigned long)(ADDR)) #define flush_insn_slot(p) do { } while (0) diff --git a/arch/x86/include/asm/local.h b/arch/x86/include/asm/local.h index 4ad6560..75c7bdd 100644 --- a/arch/x86/include/asm/local.h +++ b/arch/x86/include/asm/local.h @@ -10,33 +10,97 @@ typedef struct { atomic_long_t a; } local_t; +typedef struct { + atomic_long_unchecked_t a; +} local_unchecked_t; + #define LOCAL_INIT(i) { ATOMIC_LONG_INIT(i) } #define local_read(l) atomic_long_read(&(l)->a) +#define local_read_unchecked(l) atomic_long_read_unchecked(&(l)->a) #define local_set(l, i) atomic_long_set(&(l)->a, (i)) +#define local_set_unchecked(l, i) atomic_long_set_unchecked(&(l)->a, (i)) static inline void local_inc(local_t *l) { - asm volatile(_ASM_INC "%0" + asm volatile(_ASM_INC "%0\n" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + _ASM_DEC "%0\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + + : "+m" (l->a.counter)); +} + +static inline void local_inc_unchecked(local_unchecked_t *l) +{ + asm volatile(_ASM_INC "%0\n" : "+m" (l->a.counter)); } static inline void local_dec(local_t *l) { - asm volatile(_ASM_DEC "%0" + asm volatile(_ASM_DEC "%0\n" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + _ASM_INC "%0\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + + : "+m" (l->a.counter)); +} + +static inline void local_dec_unchecked(local_unchecked_t *l) +{ + asm volatile(_ASM_DEC "%0\n" : "+m" (l->a.counter)); } static inline void local_add(long i, local_t *l) { - asm volatile(_ASM_ADD "%1,%0" + asm volatile(_ASM_ADD "%1,%0\n" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + _ASM_SUB "%1,%0\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + + : "+m" (l->a.counter) + : "ir" (i)); +} + +static inline void local_add_unchecked(long i, local_unchecked_t *l) +{ + asm volatile(_ASM_ADD "%1,%0\n" : "+m" (l->a.counter) : "ir" (i)); } static inline void local_sub(long i, local_t *l) { - asm volatile(_ASM_SUB "%1,%0" + asm volatile(_ASM_SUB "%1,%0\n" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + _ASM_ADD "%1,%0\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + + : "+m" (l->a.counter) + : "ir" (i)); +} + +static inline void local_sub_unchecked(long i, local_unchecked_t *l) +{ + asm volatile(_ASM_SUB "%1,%0\n" : "+m" (l->a.counter) : "ir" (i)); } @@ -52,7 +116,7 @@ static inline void local_sub(long i, local_t *l) */ static inline int local_sub_and_test(long i, local_t *l) { - GEN_BINARY_RMWcc(_ASM_SUB, l->a.counter, "er", i, "%0", "e"); + GEN_BINARY_RMWcc(_ASM_SUB, _ASM_ADD, l->a.counter, "er", i, "%0", "e"); } /** @@ -65,7 +129,7 @@ static inline int local_sub_and_test(long i, local_t *l) */ static inline int local_dec_and_test(local_t *l) { - GEN_UNARY_RMWcc(_ASM_DEC, l->a.counter, "%0", "e"); + GEN_UNARY_RMWcc(_ASM_DEC, _ASM_INC, l->a.counter, "%0", "e"); } /** @@ -78,7 +142,7 @@ static inline int local_dec_and_test(local_t *l) */ static inline int local_inc_and_test(local_t *l) { - GEN_UNARY_RMWcc(_ASM_INC, l->a.counter, "%0", "e"); + GEN_UNARY_RMWcc(_ASM_INC, _ASM_DEC, l->a.counter, "%0", "e"); } /** @@ -92,7 +156,7 @@ static inline int local_inc_and_test(local_t *l) */ static inline int local_add_negative(long i, local_t *l) { - GEN_BINARY_RMWcc(_ASM_ADD, l->a.counter, "er", i, "%0", "s"); + GEN_BINARY_RMWcc(_ASM_ADD, _ASM_SUB, l->a.counter, "er", i, "%0", "s"); } /** @@ -105,6 +169,30 @@ static inline int local_add_negative(long i, local_t *l) static inline long local_add_return(long i, local_t *l) { long __i = i; + asm volatile(_ASM_XADD "%0, %1\n" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + _ASM_MOV "%0,%1\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + + : "+r" (i), "+m" (l->a.counter) + : : "memory"); + return i + __i; +} + +/** + * local_add_return_unchecked - add and return + * @i: integer value to add + * @l: pointer to type local_unchecked_t + * + * Atomically adds @i to @l and returns @i + @l + */ +static inline long local_add_return_unchecked(long i, local_unchecked_t *l) +{ + long __i = i; asm volatile(_ASM_XADD "%0, %1;" : "+r" (i), "+m" (l->a.counter) : : "memory"); @@ -121,6 +209,8 @@ static inline long local_sub_return(long i, local_t *l) #define local_cmpxchg(l, o, n) \ (cmpxchg_local(&((l)->a.counter), (o), (n))) +#define local_cmpxchg_unchecked(l, o, n) \ + (cmpxchg_local(&((l)->a.counter), (o), (n))) /* Always has a lock prefix */ #define local_xchg(l, n) (xchg(&((l)->a.counter), (n))) diff --git a/arch/x86/include/asm/mman.h b/arch/x86/include/asm/mman.h new file mode 100644 index 0000000..2bfd3ba --- /dev/null +++ b/arch/x86/include/asm/mman.h @@ -0,0 +1,15 @@ +#ifndef _X86_MMAN_H +#define _X86_MMAN_H + +#include <uapi/asm/mman.h> + +#ifdef __KERNEL__ +#ifndef __ASSEMBLY__ +#ifdef CONFIG_X86_32 +#define arch_mmap_check i386_mmap_check +int i386_mmap_check(unsigned long addr, unsigned long len, unsigned long flags); +#endif +#endif +#endif + +#endif /* X86_MMAN_H */ diff --git a/arch/x86/include/asm/mmu.h b/arch/x86/include/asm/mmu.h index 55234d5..7e3c4bf 100644 --- a/arch/x86/include/asm/mmu.h +++ b/arch/x86/include/asm/mmu.h @@ -19,7 +19,19 @@ typedef struct { #endif struct mutex lock; - void __user *vdso; + unsigned long vdso; + +#ifdef CONFIG_X86_32 +#if defined(CONFIG_PAX_PAGEEXEC) || defined(CONFIG_PAX_SEGMEXEC) + unsigned long user_cs_base; + unsigned long user_cs_limit; + +#if defined(CONFIG_PAX_PAGEEXEC) && defined(CONFIG_SMP) + cpumask_t cpu_user_cs_mask; +#endif + +#endif +#endif atomic_t perf_rdpmc_allowed; /* nonzero if rdpmc is allowed */ } mm_context_t; diff --git a/arch/x86/include/asm/mmu_context.h b/arch/x86/include/asm/mmu_context.h index 379cd36..25f4ba2 100644 --- a/arch/x86/include/asm/mmu_context.h +++ b/arch/x86/include/asm/mmu_context.h @@ -46,7 +46,7 @@ struct ldt_struct { * allocations, but it's not worth trying to optimize. */ struct desc_struct *entries; - int size; + unsigned int size; }; /* @@ -98,26 +98,95 @@ static inline void load_mm_ldt(struct mm_struct *mm) static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk) { + +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) + if (!(static_cpu_has(X86_FEATURE_PCIDUDEREF))) { + unsigned int i; + pgd_t *pgd; + + pax_open_kernel(); + pgd = get_cpu_pgd(smp_processor_id(), kernel); + for (i = USER_PGD_PTRS; i < 2 * USER_PGD_PTRS; ++i) + set_pgd_batched(pgd+i, native_make_pgd(0)); + pax_close_kernel(); + } +#endif + #ifdef CONFIG_SMP if (this_cpu_read(cpu_tlbstate.state) == TLBSTATE_OK) this_cpu_write(cpu_tlbstate.state, TLBSTATE_LAZY); #endif } +static inline void pax_switch_mm(struct mm_struct *next, unsigned int cpu) +{ + +#ifdef CONFIG_PAX_PER_CPU_PGD + pax_open_kernel(); + +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) + if (static_cpu_has(X86_FEATURE_PCIDUDEREF)) + __clone_user_pgds(get_cpu_pgd(cpu, user), next->pgd); + else +#endif + + __clone_user_pgds(get_cpu_pgd(cpu, kernel), next->pgd); + + __shadow_user_pgds(get_cpu_pgd(cpu, kernel) + USER_PGD_PTRS, next->pgd); + + pax_close_kernel(); + + BUG_ON((__pa(get_cpu_pgd(cpu, kernel)) | PCID_KERNEL) != (read_cr3() & __PHYSICAL_MASK) && (__pa(get_cpu_pgd(cpu, user)) | PCID_USER) != (read_cr3() & __PHYSICAL_MASK)); + +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) + if (static_cpu_has(X86_FEATURE_PCIDUDEREF)) { + if (static_cpu_has(X86_FEATURE_INVPCID)) { + u64 descriptor[2]; + descriptor[0] = PCID_USER; + asm volatile(__ASM_INVPCID : : "d"(&descriptor), "a"(INVPCID_SINGLE_CONTEXT) : "memory"); + if (!static_cpu_has(X86_FEATURE_STRONGUDEREF)) { + descriptor[0] = PCID_KERNEL; + asm volatile(__ASM_INVPCID : : "d"(&descriptor), "a"(INVPCID_SINGLE_CONTEXT) : "memory"); + } + } else { + write_cr3(__pa(get_cpu_pgd(cpu, user)) | PCID_USER); + if (static_cpu_has(X86_FEATURE_STRONGUDEREF)) + write_cr3(__pa(get_cpu_pgd(cpu, kernel)) | PCID_KERNEL | PCID_NOFLUSH); + else + write_cr3(__pa(get_cpu_pgd(cpu, kernel)) | PCID_KERNEL); + } + } else +#endif + + load_cr3(get_cpu_pgd(cpu, kernel)); +#endif + +} + static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, struct task_struct *tsk) { unsigned cpu = smp_processor_id(); +#if defined(CONFIG_X86_32) && defined(CONFIG_SMP) && (defined(CONFIG_PAX_PAGEEXEC) || defined(CONFIG_PAX_SEGMEXEC)) + int tlbstate = TLBSTATE_OK; +#endif if (likely(prev != next)) { #ifdef CONFIG_SMP +#if defined(CONFIG_X86_32) && (defined(CONFIG_PAX_PAGEEXEC) || defined(CONFIG_PAX_SEGMEXEC)) + tlbstate = this_cpu_read(cpu_tlbstate.state); +#endif this_cpu_write(cpu_tlbstate.state, TLBSTATE_OK); this_cpu_write(cpu_tlbstate.active_mm, next); #endif cpumask_set_cpu(cpu, mm_cpumask(next)); /* Re-load page tables */ +#ifdef CONFIG_PAX_PER_CPU_PGD + pax_switch_mm(next, cpu); +#else load_cr3(next->pgd); +#endif trace_tlb_flush(TLB_FLUSH_ON_TASK_SWITCH, TLB_FLUSH_ALL); /* Stop flush ipis for the previous mm */ @@ -142,9 +211,31 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, if (unlikely(prev->context.ldt != next->context.ldt)) load_mm_ldt(next); #endif + +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_PAGEEXEC) && defined(CONFIG_SMP) + if (!(__supported_pte_mask & _PAGE_NX)) { + smp_mb__before_atomic(); + cpumask_clear_cpu(cpu, &prev->context.cpu_user_cs_mask); + smp_mb__after_atomic(); + cpumask_set_cpu(cpu, &next->context.cpu_user_cs_mask); + } +#endif + +#if defined(CONFIG_X86_32) && (defined(CONFIG_PAX_PAGEEXEC) || defined(CONFIG_PAX_SEGMEXEC)) + if (unlikely(prev->context.user_cs_base != next->context.user_cs_base || + prev->context.user_cs_limit != next->context.user_cs_limit)) + set_user_cs(next->context.user_cs_base, next->context.user_cs_limit, cpu); +#ifdef CONFIG_SMP + else if (unlikely(tlbstate != TLBSTATE_OK)) + set_user_cs(next->context.user_cs_base, next->context.user_cs_limit, cpu); +#endif +#endif + } + else { + pax_switch_mm(next, cpu); + #ifdef CONFIG_SMP - else { this_cpu_write(cpu_tlbstate.state, TLBSTATE_OK); BUG_ON(this_cpu_read(cpu_tlbstate.active_mm) != next); @@ -161,13 +252,30 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, * tlb flush IPI delivery. We must reload CR3 * to make sure to use no freed page tables. */ + +#ifndef CONFIG_PAX_PER_CPU_PGD load_cr3(next->pgd); trace_tlb_flush(TLB_FLUSH_ON_TASK_SWITCH, TLB_FLUSH_ALL); +#endif + load_mm_cr4(next); load_mm_ldt(next); + +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_PAGEEXEC) + if (!(__supported_pte_mask & _PAGE_NX)) + cpumask_set_cpu(cpu, &next->context.cpu_user_cs_mask); +#endif + +#if defined(CONFIG_X86_32) && (defined(CONFIG_PAX_PAGEEXEC) || defined(CONFIG_PAX_SEGMEXEC)) +#ifdef CONFIG_PAX_PAGEEXEC + if (!((next->pax_flags & MF_PAX_PAGEEXEC) && (__supported_pte_mask & _PAGE_NX))) +#endif + set_user_cs(next->context.user_cs_base, next->context.user_cs_limit, cpu); +#endif + } +#endif } -#endif } #define activate_mm(prev, next) \ diff --git a/arch/x86/include/asm/module.h b/arch/x86/include/asm/module.h index e3b7819..b257c64 100644 --- a/arch/x86/include/asm/module.h +++ b/arch/x86/include/asm/module.h @@ -5,6 +5,7 @@ #ifdef CONFIG_X86_64 /* X86_64 does not define MODULE_PROC_FAMILY */ +#define MODULE_PROC_FAMILY "" #elif defined CONFIG_M486 #define MODULE_PROC_FAMILY "486 " #elif defined CONFIG_M586 @@ -57,8 +58,20 @@ #error unknown processor family #endif -#ifdef CONFIG_X86_32 -# define MODULE_ARCH_VERMAGIC MODULE_PROC_FAMILY +#ifdef CONFIG_PAX_KERNEXEC_PLUGIN_METHOD_BTS +#define MODULE_PAX_KERNEXEC "KERNEXEC_BTS " +#elif defined(CONFIG_PAX_KERNEXEC_PLUGIN_METHOD_OR) +#define MODULE_PAX_KERNEXEC "KERNEXEC_OR " +#else +#define MODULE_PAX_KERNEXEC "" #endif +#ifdef CONFIG_PAX_MEMORY_UDEREF +#define MODULE_PAX_UDEREF "UDEREF " +#else +#define MODULE_PAX_UDEREF "" +#endif + +#define MODULE_ARCH_VERMAGIC MODULE_PROC_FAMILY MODULE_PAX_KERNEXEC MODULE_PAX_UDEREF + #endif /* _ASM_X86_MODULE_H */ diff --git a/arch/x86/include/asm/nmi.h b/arch/x86/include/asm/nmi.h index 5f2fc44..106caa6 100644 --- a/arch/x86/include/asm/nmi.h +++ b/arch/x86/include/asm/nmi.h @@ -36,26 +36,35 @@ enum { typedef int (*nmi_handler_t)(unsigned int, struct pt_regs *); +struct nmiaction; + +struct nmiwork { + const struct nmiaction *action; + u64 max_duration; + struct irq_work irq_work; +}; + struct nmiaction { struct list_head list; nmi_handler_t handler; - u64 max_duration; - struct irq_work irq_work; unsigned long flags; const char *name; -}; + struct nmiwork *work; +} __do_const; #define register_nmi_handler(t, fn, fg, n, init...) \ ({ \ - static struct nmiaction init fn##_na = { \ + static struct nmiwork fn##_nw; \ + static const struct nmiaction init fn##_na = { \ .handler = (fn), \ .name = (n), \ .flags = (fg), \ + .work = &fn##_nw, \ }; \ __register_nmi_handler((t), &fn##_na); \ }) -int __register_nmi_handler(unsigned int, struct nmiaction *); +int __register_nmi_handler(unsigned int, const struct nmiaction *); void unregister_nmi_handler(unsigned int, const char *); diff --git a/arch/x86/include/asm/page.h b/arch/x86/include/asm/page.h index 802dde3..9183e68 100644 --- a/arch/x86/include/asm/page.h +++ b/arch/x86/include/asm/page.h @@ -52,6 +52,7 @@ static inline void copy_user_page(void *to, void *from, unsigned long vaddr, __phys_addr_symbol(__phys_reloc_hide((unsigned long)(x))) #define __va(x) ((void *)((unsigned long)(x)+PAGE_OFFSET)) +#define __early_va(x) ((void *)((unsigned long)(x)+__START_KERNEL_map - phys_base)) #define __boot_va(x) __va(x) #define __boot_pa(x) __pa(x) @@ -60,11 +61,21 @@ static inline void copy_user_page(void *to, void *from, unsigned long vaddr, * virt_to_page(kaddr) returns a valid pointer if and only if * virt_addr_valid(kaddr) returns true. */ -#define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) #define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT) extern bool __virt_addr_valid(unsigned long kaddr); #define virt_addr_valid(kaddr) __virt_addr_valid((unsigned long) (kaddr)) +#ifdef CONFIG_GRKERNSEC_KSTACKOVERFLOW +#define virt_to_page(kaddr) \ + ({ \ + const void *__kaddr = (const void *)(kaddr); \ + BUG_ON(!virt_addr_valid(__kaddr)); \ + pfn_to_page(__pa(__kaddr) >> PAGE_SHIFT); \ + }) +#else +#define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) +#endif + #endif /* __ASSEMBLY__ */ #include <asm-generic/memory_model.h> diff --git a/arch/x86/include/asm/page_32.h b/arch/x86/include/asm/page_32.h index 904f528..b4d0d24 100644 --- a/arch/x86/include/asm/page_32.h +++ b/arch/x86/include/asm/page_32.h @@ -7,11 +7,17 @@ #define __phys_addr_nodebug(x) ((x) - PAGE_OFFSET) #ifdef CONFIG_DEBUG_VIRTUAL -extern unsigned long __phys_addr(unsigned long); +extern unsigned long __intentional_overflow(-1) __phys_addr(unsigned long); #else -#define __phys_addr(x) __phys_addr_nodebug(x) +static inline unsigned long __intentional_overflow(-1) __phys_addr(unsigned long x) +{ + return __phys_addr_nodebug(x); +} #endif -#define __phys_addr_symbol(x) __phys_addr(x) +static inline unsigned long __intentional_overflow(-1) __phys_addr_symbol(unsigned long x) +{ + return __phys_addr(x); +} #define __phys_reloc_hide(x) RELOC_HIDE((x), 0) #ifdef CONFIG_FLATMEM diff --git a/arch/x86/include/asm/page_64.h b/arch/x86/include/asm/page_64.h index b3bebf9..cb419e7 100644 --- a/arch/x86/include/asm/page_64.h +++ b/arch/x86/include/asm/page_64.h @@ -7,9 +7,9 @@ /* duplicated to the one in bootmem.h */ extern unsigned long max_pfn; -extern unsigned long phys_base; +extern const unsigned long phys_base; -static inline unsigned long __phys_addr_nodebug(unsigned long x) +static inline unsigned long __intentional_overflow(-1) __phys_addr_nodebug(unsigned long x) { unsigned long y = x - __START_KERNEL_map; @@ -20,12 +20,14 @@ static inline unsigned long __phys_addr_nodebug(unsigned long x) } #ifdef CONFIG_DEBUG_VIRTUAL -extern unsigned long __phys_addr(unsigned long); -extern unsigned long __phys_addr_symbol(unsigned long); +extern unsigned long __intentional_overflow(-1) __phys_addr(unsigned long); +extern unsigned long __intentional_overflow(-1) __phys_addr_symbol(unsigned long); #else #define __phys_addr(x) __phys_addr_nodebug(x) -#define __phys_addr_symbol(x) \ - ((unsigned long)(x) - __START_KERNEL_map + phys_base) +static inline unsigned long __intentional_overflow(-1) __phys_addr_symbol(unsigned long x) +{ + return x - __START_KERNEL_map + phys_base; +} #endif #define __phys_reloc_hide(x) (x) diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h index 10d0596..16a2a7c 100644 --- a/arch/x86/include/asm/paravirt.h +++ b/arch/x86/include/asm/paravirt.h @@ -530,7 +530,7 @@ static inline pmd_t __pmd(pmdval_t val) return (pmd_t) { ret }; } -static inline pmdval_t pmd_val(pmd_t pmd) +static inline __intentional_overflow(-1) pmdval_t pmd_val(pmd_t pmd) { pmdval_t ret; @@ -596,6 +596,18 @@ static inline void set_pgd(pgd_t *pgdp, pgd_t pgd) val); } +static inline void set_pgd_batched(pgd_t *pgdp, pgd_t pgd) +{ + pgdval_t val = native_pgd_val(pgd); + + if (sizeof(pgdval_t) > sizeof(long)) + PVOP_VCALL3(pv_mmu_ops.set_pgd_batched, pgdp, + val, (u64)val >> 32); + else + PVOP_VCALL2(pv_mmu_ops.set_pgd_batched, pgdp, + val); +} + static inline void pgd_clear(pgd_t *pgdp) { set_pgd(pgdp, __pgd(0)); @@ -680,6 +692,21 @@ static inline void __set_fixmap(unsigned /* enum fixed_addresses */ idx, pv_mmu_ops.set_fixmap(idx, phys, flags); } +#ifdef CONFIG_PAX_KERNEXEC +static inline unsigned long pax_open_kernel(void) +{ + return PVOP_CALL0(unsigned long, pv_mmu_ops.pax_open_kernel); +} + +static inline unsigned long pax_close_kernel(void) +{ + return PVOP_CALL0(unsigned long, pv_mmu_ops.pax_close_kernel); +} +#else +static inline unsigned long pax_open_kernel(void) { return 0; } +static inline unsigned long pax_close_kernel(void) { return 0; } +#endif + #if defined(CONFIG_SMP) && defined(CONFIG_PARAVIRT_SPINLOCKS) #ifdef CONFIG_QUEUED_SPINLOCKS @@ -903,7 +930,7 @@ extern void default_banner(void); #define PARA_PATCH(struct, off) ((PARAVIRT_PATCH_##struct + (off)) / 4) #define PARA_SITE(ptype, clobbers, ops) _PVSITE(ptype, clobbers, ops, .long, 4) -#define PARA_INDIRECT(addr) *%cs:addr +#define PARA_INDIRECT(addr) *%ss:addr #endif #define INTERRUPT_RETURN \ @@ -973,6 +1000,21 @@ extern void default_banner(void); PARA_SITE(PARA_PATCH(pv_cpu_ops, PV_CPU_usergs_sysret64), \ CLBR_NONE, \ jmp PARA_INDIRECT(pv_cpu_ops+PV_CPU_usergs_sysret64)) + +#define GET_CR0_INTO_RDI \ + call PARA_INDIRECT(pv_cpu_ops+PV_CPU_read_cr0); \ + mov %rax,%rdi + +#define SET_RDI_INTO_CR0 \ + call PARA_INDIRECT(pv_cpu_ops+PV_CPU_write_cr0) + +#define GET_CR3_INTO_RDI \ + call PARA_INDIRECT(pv_mmu_ops+PV_MMU_read_cr3); \ + mov %rax,%rdi + +#define SET_RDI_INTO_CR3 \ + call PARA_INDIRECT(pv_mmu_ops+PV_MMU_write_cr3) + #endif /* CONFIG_X86_32 */ #endif /* __ASSEMBLY__ */ diff --git a/arch/x86/include/asm/paravirt_types.h b/arch/x86/include/asm/paravirt_types.h index 31247b5..6b5b8ef 100644 --- a/arch/x86/include/asm/paravirt_types.h +++ b/arch/x86/include/asm/paravirt_types.h @@ -84,7 +84,7 @@ struct pv_init_ops { */ unsigned (*patch)(u8 type, u16 clobber, void *insnbuf, unsigned long addr, unsigned len); -}; +} __no_const __no_randomize_layout; struct pv_lazy_ops { @@ -92,12 +92,12 @@ struct pv_lazy_ops { void (*enter)(void); void (*leave)(void); void (*flush)(void); -}; +} __no_randomize_layout; struct pv_time_ops { unsigned long long (*sched_clock)(void); unsigned long long (*steal_clock)(int cpu); -}; +} __no_const __no_randomize_layout; struct pv_cpu_ops { /* hooks for various privileged instructions */ @@ -190,7 +190,7 @@ struct pv_cpu_ops { void (*start_context_switch)(struct task_struct *prev); void (*end_context_switch)(struct task_struct *next); -}; +} __no_const __no_randomize_layout; struct pv_irq_ops { /* @@ -213,7 +213,7 @@ struct pv_irq_ops { #ifdef CONFIG_X86_64 void (*adjust_exception_frame)(void); #endif -}; +} __no_randomize_layout; struct pv_apic_ops { #ifdef CONFIG_X86_LOCAL_APIC @@ -221,7 +221,7 @@ struct pv_apic_ops { unsigned long start_eip, unsigned long start_esp); #endif -}; +} __no_const __no_randomize_layout; struct pv_mmu_ops { unsigned long (*read_cr2)(void); @@ -311,6 +311,7 @@ struct pv_mmu_ops { struct paravirt_callee_save make_pud; void (*set_pgd)(pgd_t *pudp, pgd_t pgdval); + void (*set_pgd_batched)(pgd_t *pudp, pgd_t pgdval); #endif /* CONFIG_PGTABLE_LEVELS == 4 */ #endif /* CONFIG_PGTABLE_LEVELS >= 3 */ @@ -322,7 +323,13 @@ struct pv_mmu_ops { an mfn. We can tell which is which from the index. */ void (*set_fixmap)(unsigned /* enum fixed_addresses */ idx, phys_addr_t phys, pgprot_t flags); -}; + +#ifdef CONFIG_PAX_KERNEXEC + unsigned long (*pax_open_kernel)(void); + unsigned long (*pax_close_kernel)(void); +#endif + +} __no_randomize_layout; struct arch_spinlock; #ifdef CONFIG_SMP @@ -344,11 +351,14 @@ struct pv_lock_ops { struct paravirt_callee_save lock_spinning; void (*unlock_kick)(struct arch_spinlock *lock, __ticket_t ticket); #endif /* !CONFIG_QUEUED_SPINLOCKS */ -}; +} __no_randomize_layout; /* This contains all the paravirt structures: we get a convenient * number for each function using the offset which we use to indicate - * what to patch. */ + * what to patch. + * shouldn't be randomized due to the "NEAT TRICK" in paravirt.c + */ + struct paravirt_patch_template { struct pv_init_ops pv_init_ops; struct pv_time_ops pv_time_ops; @@ -357,7 +367,7 @@ struct paravirt_patch_template { struct pv_apic_ops pv_apic_ops; struct pv_mmu_ops pv_mmu_ops; struct pv_lock_ops pv_lock_ops; -}; +} __no_randomize_layout; extern struct pv_info pv_info; extern struct pv_init_ops pv_init_ops; diff --git a/arch/x86/include/asm/pgalloc.h b/arch/x86/include/asm/pgalloc.h index bf7f8b5..ca5799d 100644 --- a/arch/x86/include/asm/pgalloc.h +++ b/arch/x86/include/asm/pgalloc.h @@ -63,6 +63,13 @@ static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, pte_t *pte) { paravirt_alloc_pte(mm, __pa(pte) >> PAGE_SHIFT); + set_pmd(pmd, __pmd(__pa(pte) | _KERNPG_TABLE)); +} + +static inline void pmd_populate_user(struct mm_struct *mm, + pmd_t *pmd, pte_t *pte) +{ + paravirt_alloc_pte(mm, __pa(pte) >> PAGE_SHIFT); set_pmd(pmd, __pmd(__pa(pte) | _PAGE_TABLE)); } @@ -108,12 +115,22 @@ static inline void __pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmd, #ifdef CONFIG_X86_PAE extern void pud_populate(struct mm_struct *mm, pud_t *pudp, pmd_t *pmd); +static inline void pud_populate_kernel(struct mm_struct *mm, pud_t *pudp, pmd_t *pmd) +{ + pud_populate(mm, pudp, pmd); +} #else /* !CONFIG_X86_PAE */ static inline void pud_populate(struct mm_struct *mm, pud_t *pud, pmd_t *pmd) { paravirt_alloc_pmd(mm, __pa(pmd) >> PAGE_SHIFT); set_pud(pud, __pud(_PAGE_TABLE | __pa(pmd))); } + +static inline void pud_populate_kernel(struct mm_struct *mm, pud_t *pud, pmd_t *pmd) +{ + paravirt_alloc_pmd(mm, __pa(pmd) >> PAGE_SHIFT); + set_pud(pud, __pud(_KERNPG_TABLE | __pa(pmd))); +} #endif /* CONFIG_X86_PAE */ #if CONFIG_PGTABLE_LEVELS > 3 @@ -123,6 +140,12 @@ static inline void pgd_populate(struct mm_struct *mm, pgd_t *pgd, pud_t *pud) set_pgd(pgd, __pgd(_PAGE_TABLE | __pa(pud))); } +static inline void pgd_populate_kernel(struct mm_struct *mm, pgd_t *pgd, pud_t *pud) +{ + paravirt_alloc_pud(mm, __pa(pud) >> PAGE_SHIFT); + set_pgd(pgd, __pgd(_KERNPG_TABLE | __pa(pud))); +} + static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr) { return (pud_t *)get_zeroed_page(GFP_KERNEL|__GFP_REPEAT); diff --git a/arch/x86/include/asm/pgtable-2level.h b/arch/x86/include/asm/pgtable-2level.h index fd74a11..35fd5af 100644 --- a/arch/x86/include/asm/pgtable-2level.h +++ b/arch/x86/include/asm/pgtable-2level.h @@ -18,7 +18,9 @@ static inline void native_set_pte(pte_t *ptep , pte_t pte) static inline void native_set_pmd(pmd_t *pmdp, pmd_t pmd) { + pax_open_kernel(); *pmdp = pmd; + pax_close_kernel(); } static inline void native_set_pte_atomic(pte_t *ptep, pte_t pte) diff --git a/arch/x86/include/asm/pgtable-3level.h b/arch/x86/include/asm/pgtable-3level.h index cdaa58c..ae30f0d 100644 --- a/arch/x86/include/asm/pgtable-3level.h +++ b/arch/x86/include/asm/pgtable-3level.h @@ -92,12 +92,16 @@ static inline void native_set_pte_atomic(pte_t *ptep, pte_t pte) static inline void native_set_pmd(pmd_t *pmdp, pmd_t pmd) { + pax_open_kernel(); set_64bit((unsigned long long *)(pmdp), native_pmd_val(pmd)); + pax_close_kernel(); } static inline void native_set_pud(pud_t *pudp, pud_t pud) { + pax_open_kernel(); set_64bit((unsigned long long *)(pudp), native_pud_val(pud)); + pax_close_kernel(); } /* @@ -116,9 +120,12 @@ static inline void native_pte_clear(struct mm_struct *mm, unsigned long addr, static inline void native_pmd_clear(pmd_t *pmd) { u32 *tmp = (u32 *)pmd; + + pax_open_kernel(); *tmp = 0; smp_wmb(); *(tmp + 1) = 0; + pax_close_kernel(); } static inline void pud_clear(pud_t *pudp) diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h index 867da5b..7ec083d 100644 --- a/arch/x86/include/asm/pgtable.h +++ b/arch/x86/include/asm/pgtable.h @@ -47,6 +47,7 @@ extern struct mm_struct *pgd_page_get_mm(struct page *page); #ifndef __PAGETABLE_PUD_FOLDED #define set_pgd(pgdp, pgd) native_set_pgd(pgdp, pgd) +#define set_pgd_batched(pgdp, pgd) native_set_pgd_batched(pgdp, pgd) #define pgd_clear(pgd) native_pgd_clear(pgd) #endif @@ -84,12 +85,53 @@ extern struct mm_struct *pgd_page_get_mm(struct page *page); #define arch_end_context_switch(prev) do {} while(0) +#define pax_open_kernel() native_pax_open_kernel() +#define pax_close_kernel() native_pax_close_kernel() #endif /* CONFIG_PARAVIRT */ +#define __HAVE_ARCH_PAX_OPEN_KERNEL +#define __HAVE_ARCH_PAX_CLOSE_KERNEL + +#ifdef CONFIG_PAX_KERNEXEC +static inline unsigned long native_pax_open_kernel(void) +{ + unsigned long cr0; + + preempt_disable(); + barrier(); + cr0 = read_cr0() ^ X86_CR0_WP; + BUG_ON(cr0 & X86_CR0_WP); + write_cr0(cr0); + barrier(); + return cr0 ^ X86_CR0_WP; +} + +static inline unsigned long native_pax_close_kernel(void) +{ + unsigned long cr0; + + barrier(); + cr0 = read_cr0() ^ X86_CR0_WP; + BUG_ON(!(cr0 & X86_CR0_WP)); + write_cr0(cr0); + barrier(); + preempt_enable_no_resched(); + return cr0 ^ X86_CR0_WP; +} +#else +static inline unsigned long native_pax_open_kernel(void) { return 0; } +static inline unsigned long native_pax_close_kernel(void) { return 0; } +#endif + /* * The following only work if pte_present() is true. * Undefined behaviour if not.. */ +static inline int pte_user(pte_t pte) +{ + return pte_val(pte) & _PAGE_USER; +} + static inline int pte_dirty(pte_t pte) { return pte_flags(pte) & _PAGE_DIRTY; @@ -150,6 +192,11 @@ static inline unsigned long pud_pfn(pud_t pud) return (pud_val(pud) & PTE_PFN_MASK) >> PAGE_SHIFT; } +static inline unsigned long pgd_pfn(pgd_t pgd) +{ + return (pgd_val(pgd) & PTE_PFN_MASK) >> PAGE_SHIFT; +} + #define pte_page(pte) pfn_to_page(pte_pfn(pte)) static inline int pmd_large(pmd_t pte) @@ -203,9 +250,29 @@ static inline pte_t pte_wrprotect(pte_t pte) return pte_clear_flags(pte, _PAGE_RW); } +static inline pte_t pte_mkread(pte_t pte) +{ + return __pte(pte_val(pte) | _PAGE_USER); +} + static inline pte_t pte_mkexec(pte_t pte) { - return pte_clear_flags(pte, _PAGE_NX); +#ifdef CONFIG_X86_PAE + if (__supported_pte_mask & _PAGE_NX) + return pte_clear_flags(pte, _PAGE_NX); + else +#endif + return pte_set_flags(pte, _PAGE_USER); +} + +static inline pte_t pte_exprotect(pte_t pte) +{ +#ifdef CONFIG_X86_PAE + if (__supported_pte_mask & _PAGE_NX) + return pte_set_flags(pte, _PAGE_NX); + else +#endif + return pte_clear_flags(pte, _PAGE_USER); } static inline pte_t pte_mkdirty(pte_t pte) @@ -426,6 +493,16 @@ pte_t *populate_extra_pte(unsigned long vaddr); #endif #ifndef __ASSEMBLY__ + +#ifdef CONFIG_PAX_PER_CPU_PGD +extern pgd_t cpu_pgd[NR_CPUS][2][PTRS_PER_PGD]; +enum cpu_pgd_type {kernel = 0, user = 1}; +static inline pgd_t *get_cpu_pgd(unsigned int cpu, enum cpu_pgd_type type) +{ + return cpu_pgd[cpu][type]; +} +#endif + #include <linux/mm_types.h> #include <linux/mmdebug.h> #include <linux/log2.h> @@ -577,7 +654,7 @@ static inline unsigned long pud_page_vaddr(pud_t pud) * Currently stuck as a macro due to indirect forward reference to * linux/mmzone.h's __section_mem_map_addr() definition: */ -#define pud_page(pud) pfn_to_page(pud_val(pud) >> PAGE_SHIFT) +#define pud_page(pud) pfn_to_page((pud_val(pud) & PTE_PFN_MASK) >> PAGE_SHIFT) /* Find an entry in the second-level page table.. */ static inline pmd_t *pmd_offset(pud_t *pud, unsigned long address) @@ -617,7 +694,7 @@ static inline unsigned long pgd_page_vaddr(pgd_t pgd) * Currently stuck as a macro due to indirect forward reference to * linux/mmzone.h's __section_mem_map_addr() definition: */ -#define pgd_page(pgd) pfn_to_page(pgd_val(pgd) >> PAGE_SHIFT) +#define pgd_page(pgd) pfn_to_page((pgd_val(pgd) & PTE_PFN_MASK) >> PAGE_SHIFT) /* to find an entry in a page-table-directory. */ static inline unsigned long pud_index(unsigned long address) @@ -632,7 +709,7 @@ static inline pud_t *pud_offset(pgd_t *pgd, unsigned long address) static inline int pgd_bad(pgd_t pgd) { - return (pgd_flags(pgd) & ~_PAGE_USER) != _KERNPG_TABLE; + return (pgd_flags(pgd) & ~(_PAGE_USER | _PAGE_NX)) != _KERNPG_TABLE; } static inline int pgd_none(pgd_t pgd) @@ -655,7 +732,12 @@ static inline int pgd_none(pgd_t pgd) * pgd_offset() returns a (pgd_t *) * pgd_index() is used get the offset into the pgd page's array of pgd_t's; */ -#define pgd_offset(mm, address) ((mm)->pgd + pgd_index((address))) +#define pgd_offset(mm, address) ((mm)->pgd + pgd_index(address)) + +#ifdef CONFIG_PAX_PER_CPU_PGD +#define pgd_offset_cpu(cpu, type, address) (get_cpu_pgd(cpu, type) + pgd_index(address)) +#endif + /* * a shortcut which implies the use of the kernel's pgd, instead * of a process's @@ -666,6 +748,25 @@ static inline int pgd_none(pgd_t pgd) #define KERNEL_PGD_BOUNDARY pgd_index(PAGE_OFFSET) #define KERNEL_PGD_PTRS (PTRS_PER_PGD - KERNEL_PGD_BOUNDARY) +#ifdef CONFIG_X86_32 +#define USER_PGD_PTRS KERNEL_PGD_BOUNDARY +#else +#define TASK_SIZE_MAX_SHIFT CONFIG_TASK_SIZE_MAX_SHIFT +#define USER_PGD_PTRS (_AC(1,UL) << (TASK_SIZE_MAX_SHIFT - PGDIR_SHIFT)) + +#ifdef CONFIG_PAX_MEMORY_UDEREF +#ifdef __ASSEMBLY__ +#define pax_user_shadow_base pax_user_shadow_base(%rip) +#else +extern unsigned long pax_user_shadow_base; +extern pgdval_t clone_pgd_mask; +#endif +#else +#define pax_user_shadow_base (0UL) +#endif + +#endif + #ifndef __ASSEMBLY__ extern int direct_gbpages; @@ -832,11 +933,24 @@ static inline void pmdp_set_wrprotect(struct mm_struct *mm, * dst and src can be on the same page, but the range must not overlap, * and must not cross a page boundary. */ -static inline void clone_pgd_range(pgd_t *dst, pgd_t *src, int count) +static inline void clone_pgd_range(pgd_t *dst, const pgd_t *src, int count) { - memcpy(dst, src, count * sizeof(pgd_t)); + pax_open_kernel(); + while (count--) + *dst++ = *src++; + pax_close_kernel(); } +#ifdef CONFIG_PAX_PER_CPU_PGD +extern void __clone_user_pgds(pgd_t *dst, const pgd_t *src); +#endif + +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) +extern void __shadow_user_pgds(pgd_t *dst, const pgd_t *src); +#else +static inline void __shadow_user_pgds(pgd_t *dst, const pgd_t *src) {} +#endif + #define PTE_SHIFT ilog2(PTRS_PER_PTE) static inline int page_level_shift(enum pg_level level) { diff --git a/arch/x86/include/asm/pgtable_32.h b/arch/x86/include/asm/pgtable_32.h index b6c0b40..3535d47 100644 --- a/arch/x86/include/asm/pgtable_32.h +++ b/arch/x86/include/asm/pgtable_32.h @@ -25,9 +25,6 @@ struct mm_struct; struct vm_area_struct; -extern pgd_t swapper_pg_dir[1024]; -extern pgd_t initial_page_table[1024]; - static inline void pgtable_cache_init(void) { } static inline void check_pgt_cache(void) { } void paging_init(void); @@ -45,6 +42,12 @@ void paging_init(void); # include <asm/pgtable-2level.h> #endif +extern pgd_t swapper_pg_dir[PTRS_PER_PGD]; +extern pgd_t initial_page_table[PTRS_PER_PGD]; +#ifdef CONFIG_X86_PAE +extern pmd_t swapper_pm_dir[PTRS_PER_PGD][PTRS_PER_PMD]; +#endif + #if defined(CONFIG_HIGHPTE) #define pte_offset_map(dir, address) \ ((pte_t *)kmap_atomic(pmd_page(*(dir))) + \ @@ -59,12 +62,17 @@ void paging_init(void); /* Clear a kernel PTE and flush it from the TLB */ #define kpte_clear_flush(ptep, vaddr) \ do { \ + pax_open_kernel(); \ pte_clear(&init_mm, (vaddr), (ptep)); \ + pax_close_kernel(); \ __flush_tlb_one((vaddr)); \ } while (0) #endif /* !__ASSEMBLY__ */ +#define HAVE_ARCH_UNMAPPED_AREA +#define HAVE_ARCH_UNMAPPED_AREA_TOPDOWN + /* * kern_addr_valid() is (1) for FLATMEM and (0) for * SPARSEMEM and DISCONTIGMEM diff --git a/arch/x86/include/asm/pgtable_32_types.h b/arch/x86/include/asm/pgtable_32_types.h index 9fb2f2b..8e18c70 100644 --- a/arch/x86/include/asm/pgtable_32_types.h +++ b/arch/x86/include/asm/pgtable_32_types.h @@ -8,7 +8,7 @@ */ #ifdef CONFIG_X86_PAE # include <asm/pgtable-3level_types.h> -# define PMD_SIZE (1UL << PMD_SHIFT) +# define PMD_SIZE (_AC(1, UL) << PMD_SHIFT) # define PMD_MASK (~(PMD_SIZE - 1)) #else # include <asm/pgtable-2level_types.h> @@ -46,6 +46,28 @@ extern bool __vmalloc_start_set; /* set once high_memory is set */ # define VMALLOC_END (FIXADDR_START - 2 * PAGE_SIZE) #endif +#ifdef CONFIG_PAX_KERNEXEC +#ifndef __ASSEMBLY__ +extern unsigned char MODULES_EXEC_VADDR[]; +extern unsigned char MODULES_EXEC_END[]; + +extern unsigned char __LOAD_PHYSICAL_ADDR[]; +#define LOAD_PHYSICAL_ADDR ((unsigned long)__LOAD_PHYSICAL_ADDR) +static inline unsigned long __intentional_overflow(-1) ktla_ktva(unsigned long addr) +{ + return addr + LOAD_PHYSICAL_ADDR + PAGE_OFFSET; + +} +static inline unsigned long __intentional_overflow(-1) ktva_ktla(unsigned long addr) +{ + return addr - LOAD_PHYSICAL_ADDR - PAGE_OFFSET; +} +#endif +#else +#define ktla_ktva(addr) (addr) +#define ktva_ktla(addr) (addr) +#endif + #define MODULES_VADDR VMALLOC_START #define MODULES_END VMALLOC_END #define MODULES_LEN (MODULES_VADDR - MODULES_END) diff --git a/arch/x86/include/asm/pgtable_64.h b/arch/x86/include/asm/pgtable_64.h index 2ee7811..afd76c0 100644 --- a/arch/x86/include/asm/pgtable_64.h +++ b/arch/x86/include/asm/pgtable_64.h @@ -16,11 +16,17 @@ extern pud_t level3_kernel_pgt[512]; extern pud_t level3_ident_pgt[512]; +extern pud_t level3_vmalloc_start_pgt[512]; +extern pud_t level3_vmalloc_end_pgt[512]; +extern pud_t level3_vmemmap_pgt[512]; +extern pud_t level2_vmemmap_pgt[512]; extern pmd_t level2_kernel_pgt[512]; extern pmd_t level2_fixmap_pgt[512]; -extern pmd_t level2_ident_pgt[512]; -extern pte_t level1_fixmap_pgt[512]; -extern pgd_t init_level4_pgt[]; +extern pmd_t level2_ident_pgt[2][512]; +extern pte_t level1_modules_pgt[4][512]; +extern pte_t level1_fixmap_pgt[3][512]; +extern pte_t level1_vsyscall_pgt[512]; +extern pgd_t init_level4_pgt[512]; #define swapper_pg_dir init_level4_pgt @@ -62,7 +68,9 @@ static inline void native_set_pte_atomic(pte_t *ptep, pte_t pte) static inline void native_set_pmd(pmd_t *pmdp, pmd_t pmd) { + pax_open_kernel(); *pmdp = pmd; + pax_close_kernel(); } static inline void native_pmd_clear(pmd_t *pmd) @@ -98,7 +106,9 @@ static inline pmd_t native_pmdp_get_and_clear(pmd_t *xp) static inline void native_set_pud(pud_t *pudp, pud_t pud) { + pax_open_kernel(); *pudp = pud; + pax_close_kernel(); } static inline void native_pud_clear(pud_t *pud) @@ -108,6 +118,13 @@ static inline void native_pud_clear(pud_t *pud) static inline void native_set_pgd(pgd_t *pgdp, pgd_t pgd) { + pax_open_kernel(); + *pgdp = pgd; + pax_close_kernel(); +} + +static inline void native_set_pgd_batched(pgd_t *pgdp, pgd_t pgd) +{ *pgdp = pgd; } diff --git a/arch/x86/include/asm/pgtable_64_types.h b/arch/x86/include/asm/pgtable_64_types.h index e6844df..432b56e 100644 --- a/arch/x86/include/asm/pgtable_64_types.h +++ b/arch/x86/include/asm/pgtable_64_types.h @@ -60,11 +60,16 @@ typedef struct { pteval_t pte; } pte_t; #define MODULES_VADDR (__START_KERNEL_map + KERNEL_IMAGE_SIZE) #define MODULES_END _AC(0xffffffffff000000, UL) #define MODULES_LEN (MODULES_END - MODULES_VADDR) +#define MODULES_EXEC_VADDR MODULES_VADDR +#define MODULES_EXEC_END MODULES_END #define ESPFIX_PGD_ENTRY _AC(-2, UL) #define ESPFIX_BASE_ADDR (ESPFIX_PGD_ENTRY << PGDIR_SHIFT) #define EFI_VA_START ( -4 * (_AC(1, UL) << 30)) #define EFI_VA_END (-68 * (_AC(1, UL) << 30)) +#define ktla_ktva(addr) (addr) +#define ktva_ktla(addr) (addr) + #define EARLY_DYNAMIC_PAGE_TABLES 64 #endif /* _ASM_X86_PGTABLE_64_DEFS_H */ diff --git a/arch/x86/include/asm/pgtable_types.h b/arch/x86/include/asm/pgtable_types.h index 13f310b..f0ef42e 100644 --- a/arch/x86/include/asm/pgtable_types.h +++ b/arch/x86/include/asm/pgtable_types.h @@ -85,8 +85,10 @@ #if defined(CONFIG_X86_64) || defined(CONFIG_X86_PAE) #define _PAGE_NX (_AT(pteval_t, 1) << _PAGE_BIT_NX) -#else +#elif defined(CONFIG_KMEMCHECK) || defined(CONFIG_MEM_SOFT_DIRTY) #define _PAGE_NX (_AT(pteval_t, 0)) +#else +#define _PAGE_NX (_AT(pteval_t, 1) << _PAGE_BIT_HIDDEN) #endif #define _PAGE_PROTNONE (_AT(pteval_t, 1) << _PAGE_BIT_PROTNONE) @@ -141,6 +143,9 @@ enum page_cache_mode { #define PAGE_READONLY_EXEC __pgprot(_PAGE_PRESENT | _PAGE_USER | \ _PAGE_ACCESSED) +#define PAGE_READONLY_NOEXEC PAGE_READONLY +#define PAGE_SHARED_NOEXEC PAGE_SHARED + #define __PAGE_KERNEL_EXEC \ (_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | _PAGE_ACCESSED | _PAGE_GLOBAL) #define __PAGE_KERNEL (__PAGE_KERNEL_EXEC | _PAGE_NX) @@ -148,7 +153,7 @@ enum page_cache_mode { #define __PAGE_KERNEL_RO (__PAGE_KERNEL & ~_PAGE_RW) #define __PAGE_KERNEL_RX (__PAGE_KERNEL_EXEC & ~_PAGE_RW) #define __PAGE_KERNEL_NOCACHE (__PAGE_KERNEL | _PAGE_NOCACHE) -#define __PAGE_KERNEL_VSYSCALL (__PAGE_KERNEL_RX | _PAGE_USER) +#define __PAGE_KERNEL_VSYSCALL (__PAGE_KERNEL_RO | _PAGE_USER) #define __PAGE_KERNEL_VVAR (__PAGE_KERNEL_RO | _PAGE_USER) #define __PAGE_KERNEL_LARGE (__PAGE_KERNEL | _PAGE_PSE) #define __PAGE_KERNEL_LARGE_EXEC (__PAGE_KERNEL_EXEC | _PAGE_PSE) @@ -194,7 +199,7 @@ enum page_cache_mode { #ifdef CONFIG_X86_64 #define __PAGE_KERNEL_IDENT_LARGE_EXEC __PAGE_KERNEL_LARGE_EXEC #else -#define PTE_IDENT_ATTR 0x003 /* PRESENT+RW */ +#define PTE_IDENT_ATTR 0x063 /* PRESENT+RW+DIRTY+ACCESSED */ #define PDE_IDENT_ATTR 0x063 /* PRESENT+RW+DIRTY+ACCESSED */ #define PGD_IDENT_ATTR 0x001 /* PRESENT (no other attributes) */ #endif @@ -233,7 +238,17 @@ static inline pgdval_t pgd_flags(pgd_t pgd) { return native_pgd_val(pgd) & PTE_FLAGS_MASK; } +#endif +#if CONFIG_PGTABLE_LEVELS == 3 +#include <asm-generic/pgtable-nopud.h> +#endif + +#if CONFIG_PGTABLE_LEVELS == 2 +#include <asm-generic/pgtable-nopmd.h> +#endif + +#ifndef __ASSEMBLY__ #if CONFIG_PGTABLE_LEVELS > 3 typedef struct { pudval_t pud; } pud_t; @@ -247,8 +262,6 @@ static inline pudval_t native_pud_val(pud_t pud) return pud.pud; } #else -#include <asm-generic/pgtable-nopud.h> - static inline pudval_t native_pud_val(pud_t pud) { return native_pgd_val(pud.pgd); @@ -268,8 +281,6 @@ static inline pmdval_t native_pmd_val(pmd_t pmd) return pmd.pmd; } #else -#include <asm-generic/pgtable-nopmd.h> - static inline pmdval_t native_pmd_val(pmd_t pmd) { return native_pgd_val(pmd.pud.pgd); @@ -362,7 +373,6 @@ typedef struct page *pgtable_t; extern pteval_t __supported_pte_mask; extern void set_nx(void); -extern int nx_enabled; #define pgprot_writecombine pgprot_writecombine extern pgprot_t pgprot_writecombine(pgprot_t prot); diff --git a/arch/x86/include/asm/pmem.h b/arch/x86/include/asm/pmem.h index d8ce3ec..96b12e2 100644 --- a/arch/x86/include/asm/pmem.h +++ b/arch/x86/include/asm/pmem.h @@ -41,7 +41,7 @@ static inline void arch_memcpy_to_pmem(void __pmem *dst, const void *src, * before the WARN+BUG. */ unwritten = __copy_from_user_inatomic_nocache((void __force *) dst, - (void __user *) src, n); + (void __force_user *) src, n); if (WARN(unwritten, "%s: fault copying %p <- %p unwritten: %d\n", __func__, dst, src, unwritten)) BUG(); diff --git a/arch/x86/include/asm/preempt.h b/arch/x86/include/asm/preempt.h index b12f810..aedcc13 100644 --- a/arch/x86/include/asm/preempt.h +++ b/arch/x86/include/asm/preempt.h @@ -84,7 +84,7 @@ static __always_inline void __preempt_count_sub(int val) */ static __always_inline bool __preempt_count_dec_and_test(void) { - GEN_UNARY_RMWcc("decl", __preempt_count, __percpu_arg(0), "e"); + GEN_UNARY_RMWcc("decl", "incl", __preempt_count, __percpu_arg(0), "e"); } /* diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h index 19577dd..f4acc54 100644 --- a/arch/x86/include/asm/processor.h +++ b/arch/x86/include/asm/processor.h @@ -136,7 +136,7 @@ struct cpuinfo_x86 { /* Index into per_cpu list: */ u16 cpu_index; u32 microcode; -}; +} __randomize_layout; #define X86_VENDOR_INTEL 0 #define X86_VENDOR_CYRIX 1 @@ -206,9 +206,21 @@ static inline void native_cpuid(unsigned int *eax, unsigned int *ebx, : "memory"); } +/* invpcid (%rdx),%rax */ +#define __ASM_INVPCID ".byte 0x66,0x0f,0x38,0x82,0x02" + +#define INVPCID_SINGLE_ADDRESS 0UL +#define INVPCID_SINGLE_CONTEXT 1UL +#define INVPCID_ALL_GLOBAL 2UL +#define INVPCID_ALL_NONGLOBAL 3UL + +#define PCID_KERNEL 0UL +#define PCID_USER 1UL +#define PCID_NOFLUSH (1UL << 63) + static inline void load_cr3(pgd_t *pgdir) { - write_cr3(__pa(pgdir)); + write_cr3(__pa(pgdir) | PCID_KERNEL); } #ifdef CONFIG_X86_32 @@ -305,11 +317,9 @@ struct tss_struct { } ____cacheline_aligned; -DECLARE_PER_CPU_SHARED_ALIGNED(struct tss_struct, cpu_tss); +extern struct tss_struct cpu_tss[NR_CPUS]; -#ifdef CONFIG_X86_32 DECLARE_PER_CPU(unsigned long, cpu_current_top_of_stack); -#endif /* * Save the original ist values for checking stack pointers during debugging @@ -381,6 +391,7 @@ struct thread_struct { unsigned short ds; unsigned short fsindex; unsigned short gsindex; + unsigned short ss; #endif #ifdef CONFIG_X86_32 unsigned long ip; @@ -390,6 +401,9 @@ struct thread_struct { #endif unsigned long gs; + /* Floating point and extended processor state */ + struct fpu fpu; + /* Save middle states of ptrace breakpoints */ struct perf_event *ptrace_bps[HBP_NUM]; /* Debug status used for traps, single steps, etc... */ @@ -409,13 +423,6 @@ struct thread_struct { unsigned long iopl; /* Max allowed port in the bitmap, in bytes: */ unsigned io_bitmap_max; - - /* Floating point and extended processor state */ - struct fpu fpu; - /* - * WARNING: 'fpu' is dynamically-sized. It *MUST* be at - * the end. - */ }; /* @@ -457,10 +464,10 @@ static inline void native_swapgs(void) #endif } -static inline unsigned long current_top_of_stack(void) +static inline unsigned long current_top_of_stack(unsigned int cpu) { #ifdef CONFIG_X86_64 - return this_cpu_read_stable(cpu_tss.x86_tss.sp0); + return cpu_tss[cpu].x86_tss.sp0; #else /* sp0 on x86_32 is special in and around vm86 mode. */ return this_cpu_read_stable(cpu_current_top_of_stack); @@ -695,19 +702,29 @@ static inline void spin_lock_prefetch(const void *x) #define TOP_OF_INIT_STACK ((unsigned long)&init_stack + sizeof(init_stack) - \ TOP_OF_KERNEL_STACK_PADDING) +extern union fpregs_state init_fpregs_state; + #ifdef CONFIG_X86_32 /* * User space process size: 3GB (default). */ #define TASK_SIZE PAGE_OFFSET #define TASK_SIZE_MAX TASK_SIZE + +#ifdef CONFIG_PAX_SEGMEXEC +#define SEGMEXEC_TASK_SIZE (TASK_SIZE / 2) +#define STACK_TOP ((current->mm->pax_flags & MF_PAX_SEGMEXEC)?SEGMEXEC_TASK_SIZE:TASK_SIZE) +#else #define STACK_TOP TASK_SIZE -#define STACK_TOP_MAX STACK_TOP +#endif + +#define STACK_TOP_MAX TASK_SIZE #define INIT_THREAD { \ .sp0 = TOP_OF_INIT_STACK, \ .sysenter_cs = __KERNEL_CS, \ .io_bitmap_ptr = NULL, \ + .fpu.state = &init_fpregs_state, \ } extern unsigned long thread_saved_pc(struct task_struct *tsk); @@ -722,12 +739,7 @@ extern unsigned long thread_saved_pc(struct task_struct *tsk); * "struct pt_regs" is possible, but they may contain the * completely wrong values. */ -#define task_pt_regs(task) \ -({ \ - unsigned long __ptr = (unsigned long)task_stack_page(task); \ - __ptr += THREAD_SIZE - TOP_OF_KERNEL_STACK_PADDING; \ - ((struct pt_regs *)__ptr) - 1; \ -}) +#define task_pt_regs(tsk) ((struct pt_regs *)(tsk)->thread.sp0 - 1) #define KSTK_ESP(task) (task_pt_regs(task)->sp) @@ -741,13 +753,13 @@ extern unsigned long thread_saved_pc(struct task_struct *tsk); * particular problem by preventing anything from being mapped * at the maximum canonical address. */ -#define TASK_SIZE_MAX ((1UL << 47) - PAGE_SIZE) +#define TASK_SIZE_MAX ((1UL << TASK_SIZE_MAX_SHIFT) - PAGE_SIZE) /* This decides where the kernel will search for a free chunk of vm * space during mmap's. */ #define IA32_PAGE_OFFSET ((current->personality & ADDR_LIMIT_3GB) ? \ - 0xc0000000 : 0xFFFFe000) + 0xc0000000 : 0xFFFFf000) #define TASK_SIZE (test_thread_flag(TIF_ADDR32) ? \ IA32_PAGE_OFFSET : TASK_SIZE_MAX) @@ -758,7 +770,8 @@ extern unsigned long thread_saved_pc(struct task_struct *tsk); #define STACK_TOP_MAX TASK_SIZE_MAX #define INIT_THREAD { \ - .sp0 = TOP_OF_INIT_STACK \ + .sp0 = TOP_OF_INIT_STACK, \ + .fpu.state = &init_fpregs_state, \ } /* @@ -781,6 +794,10 @@ extern void start_thread(struct pt_regs *regs, unsigned long new_ip, */ #define TASK_UNMAPPED_BASE (PAGE_ALIGN(TASK_SIZE / 3)) +#ifdef CONFIG_PAX_SEGMEXEC +#define SEGMEXEC_TASK_UNMAPPED_BASE (PAGE_ALIGN(SEGMEXEC_TASK_SIZE / 3)) +#endif + #define KSTK_EIP(task) (task_pt_regs(task)->ip) /* Get/set a process' ability to use the timestamp counter instruction */ @@ -826,7 +843,7 @@ static inline uint32_t hypervisor_cpuid_base(const char *sig, uint32_t leaves) return 0; } -extern unsigned long arch_align_stack(unsigned long sp); +#define arch_align_stack(x) ((x) & ~0xfUL) extern void free_init_pages(char *what, unsigned long begin, unsigned long end); void default_idle(void); @@ -836,6 +853,6 @@ bool xen_set_default_idle(void); #define xen_set_default_idle 0 #endif -void stop_this_cpu(void *dummy); +void stop_this_cpu(void *dummy) __noreturn; void df_debug(struct pt_regs *regs, long error_code); #endif /* _ASM_X86_PROCESSOR_H */ diff --git a/arch/x86/include/asm/ptrace.h b/arch/x86/include/asm/ptrace.h index 6271281..e2ba226 100644 --- a/arch/x86/include/asm/ptrace.h +++ b/arch/x86/include/asm/ptrace.h @@ -124,15 +124,16 @@ static inline int v8086_mode(struct pt_regs *regs) #ifdef CONFIG_X86_64 static inline bool user_64bit_mode(struct pt_regs *regs) { + unsigned long cs = regs->cs & 0xffff; #ifndef CONFIG_PARAVIRT /* * On non-paravirt systems, this is the only long mode CPL 3 * selector. We do not allow long mode selectors in the LDT. */ - return regs->cs == __USER_CS; + return cs == __USER_CS; #else /* Headers are too twisted for this to go in paravirt.h. */ - return regs->cs == __USER_CS || regs->cs == pv_info.extra_user_64bit_cs; + return cs == __USER_CS || cs == pv_info.extra_user_64bit_cs; #endif } @@ -179,9 +180,11 @@ static inline unsigned long regs_get_register(struct pt_regs *regs, * Traps from the kernel do not save sp and ss. * Use the helper function to retrieve sp. */ - if (offset == offsetof(struct pt_regs, sp) && - regs->cs == __KERNEL_CS) - return kernel_stack_pointer(regs); + if (offset == offsetof(struct pt_regs, sp)) { + unsigned long cs = regs->cs & 0xffff; + if (cs == __KERNEL_CS || cs == __KERNEXEC_KERNEL_CS) + return kernel_stack_pointer(regs); + } #endif return *(unsigned long *)((unsigned long)regs + offset); } diff --git a/arch/x86/include/asm/realmode.h b/arch/x86/include/asm/realmode.h index 9c6b890..5305f53 100644 --- a/arch/x86/include/asm/realmode.h +++ b/arch/x86/include/asm/realmode.h @@ -22,16 +22,14 @@ struct real_mode_header { #endif /* APM/BIOS reboot */ u32 machine_real_restart_asm; -#ifdef CONFIG_X86_64 u32 machine_real_restart_seg; -#endif }; /* This must match data at trampoline_32/64.S */ struct trampoline_header { #ifdef CONFIG_X86_32 u32 start; - u16 gdt_pad; + u16 boot_cs; u16 gdt_limit; u32 gdt_base; #else diff --git a/arch/x86/include/asm/reboot.h b/arch/x86/include/asm/reboot.h index a82c4f1..ac45053 100644 --- a/arch/x86/include/asm/reboot.h +++ b/arch/x86/include/asm/reboot.h @@ -6,13 +6,13 @@ struct pt_regs; struct machine_ops { - void (*restart)(char *cmd); - void (*halt)(void); - void (*power_off)(void); + void (* __noreturn restart)(char *cmd); + void (* __noreturn halt)(void); + void (* __noreturn power_off)(void); void (*shutdown)(void); void (*crash_shutdown)(struct pt_regs *); - void (*emergency_restart)(void); -}; + void (* __noreturn emergency_restart)(void); +} __no_const; extern struct machine_ops machine_ops; diff --git a/arch/x86/include/asm/rmwcc.h b/arch/x86/include/asm/rmwcc.h index 8f7866a..e442f20 100644 --- a/arch/x86/include/asm/rmwcc.h +++ b/arch/x86/include/asm/rmwcc.h @@ -3,7 +3,34 @@ #ifdef CC_HAVE_ASM_GOTO -#define __GEN_RMWcc(fullop, var, cc, ...) \ +#ifdef CONFIG_PAX_REFCOUNT +#define __GEN_RMWcc(fullop, fullantiop, var, cc, ...) \ +do { \ + asm_volatile_goto (fullop \ + ";jno 0f\n" \ + fullantiop \ + ";int $4\n0:\n" \ + _ASM_EXTABLE(0b, 0b) \ + ";j" cc " %l[cc_label]" \ + : : "m" (var), ## __VA_ARGS__ \ + : "memory" : cc_label); \ + return 0; \ +cc_label: \ + return 1; \ +} while (0) +#else +#define __GEN_RMWcc(fullop, fullantiop, var, cc, ...) \ +do { \ + asm_volatile_goto (fullop ";j" cc " %l[cc_label]" \ + : : "m" (var), ## __VA_ARGS__ \ + : "memory" : cc_label); \ + return 0; \ +cc_label: \ + return 1; \ +} while (0) +#endif + +#define __GEN_RMWcc_unchecked(fullop, var, cc, ...) \ do { \ asm_volatile_goto (fullop "; j" cc " %l[cc_label]" \ : : "m" (var), ## __VA_ARGS__ \ @@ -13,15 +40,46 @@ cc_label: \ return 1; \ } while (0) -#define GEN_UNARY_RMWcc(op, var, arg0, cc) \ - __GEN_RMWcc(op " " arg0, var, cc) +#define GEN_UNARY_RMWcc(op, antiop, var, arg0, cc) \ + __GEN_RMWcc(op " " arg0, antiop " " arg0, var, cc) -#define GEN_BINARY_RMWcc(op, var, vcon, val, arg0, cc) \ - __GEN_RMWcc(op " %1, " arg0, var, cc, vcon (val)) +#define GEN_UNARY_RMWcc_unchecked(op, var, arg0, cc) \ + __GEN_RMWcc_unchecked(op " " arg0, var, cc) + +#define GEN_BINARY_RMWcc(op, antiop, var, vcon, val, arg0, cc) \ + __GEN_RMWcc(op " %1, " arg0, antiop " %1, " arg0, var, cc, vcon (val)) + +#define GEN_BINARY_RMWcc_unchecked(op, var, vcon, val, arg0, cc) \ + __GEN_RMWcc_unchecked(op " %1, " arg0, var, cc, vcon (val)) #else /* !CC_HAVE_ASM_GOTO */ -#define __GEN_RMWcc(fullop, var, cc, ...) \ +#ifdef CONFIG_PAX_REFCOUNT +#define __GEN_RMWcc(fullop, fullantiop, var, cc, ...) \ +do { \ + char c; \ + asm volatile (fullop \ + ";jno 0f\n" \ + fullantiop \ + ";int $4\n0:\n" \ + _ASM_EXTABLE(0b, 0b) \ + "; set" cc " %1" \ + : "+m" (var), "=qm" (c) \ + : __VA_ARGS__ : "memory"); \ + return c != 0; \ +} while (0) +#else +#define __GEN_RMWcc(fullop, fullantiop, var, cc, ...) \ +do { \ + char c; \ + asm volatile (fullop "; set" cc " %1" \ + : "+m" (var), "=qm" (c) \ + : __VA_ARGS__ : "memory"); \ + return c != 0; \ +} while (0) +#endif + +#define __GEN_RMWcc_unchecked(fullop, var, cc, ...) \ do { \ char c; \ asm volatile (fullop "; set" cc " %1" \ @@ -30,11 +88,17 @@ do { \ return c != 0; \ } while (0) -#define GEN_UNARY_RMWcc(op, var, arg0, cc) \ - __GEN_RMWcc(op " " arg0, var, cc) +#define GEN_UNARY_RMWcc(op, antiop, var, arg0, cc) \ + __GEN_RMWcc(op " " arg0, antiop " " arg0, var, cc) + +#define GEN_UNARY_RMWcc_unchecked(op, var, arg0, cc) \ + __GEN_RMWcc_unchecked(op " " arg0, var, cc) + +#define GEN_BINARY_RMWcc(op, antiop, var, vcon, val, arg0, cc) \ + __GEN_RMWcc(op " %2, " arg0, antiop " %2, " arg0, var, cc, vcon (val)) -#define GEN_BINARY_RMWcc(op, var, vcon, val, arg0, cc) \ - __GEN_RMWcc(op " %2, " arg0, var, cc, vcon (val)) +#define GEN_BINARY_RMWcc_unchecked(op, var, vcon, val, arg0, cc) \ + __GEN_RMWcc_unchecked(op " %2, " arg0, var, cc, vcon (val)) #endif /* CC_HAVE_ASM_GOTO */ diff --git a/arch/x86/include/asm/rwsem.h b/arch/x86/include/asm/rwsem.h index cad82c9..2e5c5c1 100644 --- a/arch/x86/include/asm/rwsem.h +++ b/arch/x86/include/asm/rwsem.h @@ -64,6 +64,14 @@ static inline void __down_read(struct rw_semaphore *sem) { asm volatile("# beginning down_read\n\t" LOCK_PREFIX _ASM_INC "(%1)\n\t" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + LOCK_PREFIX _ASM_DEC "(%1)\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + /* adds 0x00000001 */ " jns 1f\n" " call call_rwsem_down_read_failed\n" @@ -85,6 +93,14 @@ static inline int __down_read_trylock(struct rw_semaphore *sem) "1:\n\t" " mov %1,%2\n\t" " add %3,%2\n\t" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + "sub %3,%2\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + " jle 2f\n\t" LOCK_PREFIX " cmpxchg %2,%0\n\t" " jnz 1b\n\t" @@ -104,6 +120,14 @@ static inline void __down_write_nested(struct rw_semaphore *sem, int subclass) long tmp; asm volatile("# beginning down_write\n\t" LOCK_PREFIX " xadd %1,(%2)\n\t" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + "mov %1,(%2)\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + /* adds 0xffff0001, returns the old value */ " test " __ASM_SEL(%w1,%k1) "," __ASM_SEL(%w1,%k1) "\n\t" /* was the active mask 0 before? */ @@ -155,6 +179,14 @@ static inline void __up_read(struct rw_semaphore *sem) long tmp; asm volatile("# beginning __up_read\n\t" LOCK_PREFIX " xadd %1,(%2)\n\t" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + "mov %1,(%2)\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + /* subtracts 1, returns the old value */ " jns 1f\n\t" " call call_rwsem_wake\n" /* expects old value in %edx */ @@ -173,6 +205,14 @@ static inline void __up_write(struct rw_semaphore *sem) long tmp; asm volatile("# beginning __up_write\n\t" LOCK_PREFIX " xadd %1,(%2)\n\t" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + "mov %1,(%2)\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + /* subtracts 0xffff0001, returns the old value */ " jns 1f\n\t" " call call_rwsem_wake\n" /* expects old value in %edx */ @@ -190,6 +230,14 @@ static inline void __downgrade_write(struct rw_semaphore *sem) { asm volatile("# beginning __downgrade_write\n\t" LOCK_PREFIX _ASM_ADD "%2,(%1)\n\t" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + LOCK_PREFIX _ASM_SUB "%2,(%1)\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + /* * transitions 0xZZZZ0001 -> 0xYYYY0001 (i386) * 0xZZZZZZZZ00000001 -> 0xYYYYYYYY00000001 (x86_64) @@ -208,7 +256,15 @@ static inline void __downgrade_write(struct rw_semaphore *sem) */ static inline void rwsem_atomic_add(long delta, struct rw_semaphore *sem) { - asm volatile(LOCK_PREFIX _ASM_ADD "%1,%0" + asm volatile(LOCK_PREFIX _ASM_ADD "%1,%0\n" + +#ifdef CONFIG_PAX_REFCOUNT + "jno 0f\n" + LOCK_PREFIX _ASM_SUB "%1,%0\n" + "int $4\n0:\n" + _ASM_EXTABLE(0b, 0b) +#endif + : "+m" (sem->count) : "er" (delta)); } @@ -218,7 +274,7 @@ static inline void rwsem_atomic_add(long delta, struct rw_semaphore *sem) */ static inline long rwsem_atomic_update(long delta, struct rw_semaphore *sem) { - return delta + xadd(&sem->count, delta); + return delta + xadd_check_overflow(&sem->count, delta); } #endif /* __KERNEL__ */ diff --git a/arch/x86/include/asm/segment.h b/arch/x86/include/asm/segment.h index 7d5a192..23ef1aa 100644 --- a/arch/x86/include/asm/segment.h +++ b/arch/x86/include/asm/segment.h @@ -82,14 +82,20 @@ * 26 - ESPFIX small SS * 27 - per-cpu [ offset to per-cpu data area ] * 28 - stack_canary-20 [ for stack protector ] <=== cacheline #8 - * 29 - unused - * 30 - unused + * 29 - PCI BIOS CS + * 30 - PCI BIOS DS * 31 - TSS for double fault handler */ +#define GDT_ENTRY_KERNEXEC_EFI_CS (1) +#define GDT_ENTRY_KERNEXEC_EFI_DS (2) +#define __KERNEXEC_EFI_CS (GDT_ENTRY_KERNEXEC_EFI_CS*8) +#define __KERNEXEC_EFI_DS (GDT_ENTRY_KERNEXEC_EFI_DS*8) + #define GDT_ENTRY_TLS_MIN 6 #define GDT_ENTRY_TLS_MAX (GDT_ENTRY_TLS_MIN + GDT_ENTRY_TLS_ENTRIES - 1) #define GDT_ENTRY_KERNEL_CS 12 +#define GDT_ENTRY_KERNEXEC_KERNEL_CS 4 #define GDT_ENTRY_KERNEL_DS 13 #define GDT_ENTRY_DEFAULT_USER_CS 14 #define GDT_ENTRY_DEFAULT_USER_DS 15 @@ -106,6 +112,12 @@ #define GDT_ENTRY_PERCPU 27 #define GDT_ENTRY_STACK_CANARY 28 +#define GDT_ENTRY_PCIBIOS_CS 29 +#define __PCIBIOS_DS (GDT_ENTRY_PCIBIOS_DS * 8) + +#define GDT_ENTRY_PCIBIOS_DS 30 +#define __PCIBIOS_CS (GDT_ENTRY_PCIBIOS_CS * 8) + #define GDT_ENTRY_DOUBLEFAULT_TSS 31 /* @@ -118,6 +130,7 @@ */ #define __KERNEL_CS (GDT_ENTRY_KERNEL_CS*8) +#define __KERNEXEC_KERNEL_CS (GDT_ENTRY_KERNEXEC_KERNEL_CS*8) #define __KERNEL_DS (GDT_ENTRY_KERNEL_DS*8) #define __USER_DS (GDT_ENTRY_DEFAULT_USER_DS*8 + 3) #define __USER_CS (GDT_ENTRY_DEFAULT_USER_CS*8 + 3) @@ -129,7 +142,7 @@ #define PNP_CS16 (GDT_ENTRY_PNPBIOS_CS16*8) /* "Is this PNP code selector (PNP_CS32 or PNP_CS16)?" */ -#define SEGMENT_IS_PNP_CODE(x) (((x) & 0xf4) == PNP_CS32) +#define SEGMENT_IS_PNP_CODE(x) (((x) & 0xFFFCU) == PNP_CS32 || ((x) & 0xFFFCU) == PNP_CS16) /* data segment for BIOS: */ #define PNP_DS (GDT_ENTRY_PNPBIOS_DS*8) @@ -176,6 +189,8 @@ #define GDT_ENTRY_DEFAULT_USER_DS 5 #define GDT_ENTRY_DEFAULT_USER_CS 6 +#define GDT_ENTRY_KERNEXEC_KERNEL_CS 7 + /* Needs two entries */ #define GDT_ENTRY_TSS 8 /* Needs two entries */ @@ -187,10 +202,12 @@ /* Abused to load per CPU data from limit */ #define GDT_ENTRY_PER_CPU 15 +#define GDT_ENTRY_UDEREF_KERNEL_DS 16 + /* * Number of entries in the GDT table: */ -#define GDT_ENTRIES 16 +#define GDT_ENTRIES 17 /* * Segment selector values corresponding to the above entries: @@ -200,7 +217,9 @@ */ #define __KERNEL32_CS (GDT_ENTRY_KERNEL32_CS*8) #define __KERNEL_CS (GDT_ENTRY_KERNEL_CS*8) +#define __KERNEXEC_KERNEL_CS (GDT_ENTRY_KERNEXEC_KERNEL_CS*8) #define __KERNEL_DS (GDT_ENTRY_KERNEL_DS*8) +#define __UDEREF_KERNEL_DS (GDT_ENTRY_UDEREF_KERNEL_DS*8) #define __USER32_CS (GDT_ENTRY_DEFAULT_USER32_CS*8 + 3) #define __USER_DS (GDT_ENTRY_DEFAULT_USER_DS*8 + 3) #define __USER32_DS __USER_DS diff --git a/arch/x86/include/asm/smap.h b/arch/x86/include/asm/smap.h index ba665eb..0f72938 100644 --- a/arch/x86/include/asm/smap.h +++ b/arch/x86/include/asm/smap.h @@ -25,6 +25,18 @@ #include <asm/alternative-asm.h> +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) +#define ASM_PAX_OPEN_USERLAND \ + ALTERNATIVE "", "call __pax_open_userland", X86_FEATURE_STRONGUDEREF + +#define ASM_PAX_CLOSE_USERLAND \ + ALTERNATIVE "", "call __pax_close_userland", X86_FEATURE_STRONGUDEREF + +#else +#define ASM_PAX_OPEN_USERLAND +#define ASM_PAX_CLOSE_USERLAND +#endif + #ifdef CONFIG_X86_SMAP #define ASM_CLAC \ @@ -44,6 +56,37 @@ #include <asm/alternative.h> +#define __HAVE_ARCH_PAX_OPEN_USERLAND +#define __HAVE_ARCH_PAX_CLOSE_USERLAND + +extern void __pax_open_userland(void); +static __always_inline unsigned long pax_open_userland(void) +{ + +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) + asm volatile(ALTERNATIVE("", "call %P[open]", X86_FEATURE_STRONGUDEREF) + : + : [open] "i" (__pax_open_userland) + : "memory", "rax"); +#endif + + return 0; +} + +extern void __pax_close_userland(void); +static __always_inline unsigned long pax_close_userland(void) +{ + +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) + asm volatile(ALTERNATIVE("", "call %P[close]", X86_FEATURE_STRONGUDEREF) + : + : [close] "i" (__pax_close_userland) + : "memory", "rax"); +#endif + + return 0; +} + #ifdef CONFIG_X86_SMAP static __always_inline void clac(void) diff --git a/arch/x86/include/asm/smp.h b/arch/x86/include/asm/smp.h index 222a6a3..839da8d 100644 --- a/arch/x86/include/asm/smp.h +++ b/arch/x86/include/asm/smp.h @@ -35,7 +35,7 @@ DECLARE_PER_CPU_READ_MOSTLY(cpumask_var_t, cpu_core_map); /* cpus sharing the last level cache: */ DECLARE_PER_CPU_READ_MOSTLY(cpumask_var_t, cpu_llc_shared_map); DECLARE_PER_CPU_READ_MOSTLY(u16, cpu_llc_id); -DECLARE_PER_CPU_READ_MOSTLY(int, cpu_number); +DECLARE_PER_CPU_READ_MOSTLY(unsigned int, cpu_number); static inline struct cpumask *cpu_llc_shared_mask(int cpu) { @@ -68,7 +68,7 @@ struct smp_ops { void (*send_call_func_ipi)(const struct cpumask *mask); void (*send_call_func_single_ipi)(int cpu); -}; +} __no_const; /* Globals due to paravirt */ extern void set_cpu_sibling_map(int cpu); @@ -182,14 +182,8 @@ extern unsigned disabled_cpus; extern int safe_smp_processor_id(void); #elif defined(CONFIG_X86_64_SMP) -#define raw_smp_processor_id() (this_cpu_read(cpu_number)) - -#define stack_smp_processor_id() \ -({ \ - struct thread_info *ti; \ - __asm__("andq %%rsp,%0; ":"=r" (ti) : "0" (CURRENT_MASK)); \ - ti->cpu; \ -}) +#define raw_smp_processor_id() (this_cpu_read(cpu_number)) +#define stack_smp_processor_id() raw_smp_processor_id() #define safe_smp_processor_id() smp_processor_id() #endif diff --git a/arch/x86/include/asm/stackprotector.h b/arch/x86/include/asm/stackprotector.h index 58505f0..bff3b5b 100644 --- a/arch/x86/include/asm/stackprotector.h +++ b/arch/x86/include/asm/stackprotector.h @@ -49,7 +49,7 @@ * head_32 for boot CPU and setup_per_cpu_areas() for others. */ #define GDT_STACK_CANARY_INIT \ - [GDT_ENTRY_STACK_CANARY] = GDT_ENTRY_INIT(0x4090, 0, 0x18), + [GDT_ENTRY_STACK_CANARY] = GDT_ENTRY_INIT(0x4090, 0, 0x17), /* * Initialize the stackprotector canary value. @@ -114,7 +114,7 @@ static inline void setup_stack_canary_segment(int cpu) static inline void load_stack_canary_segment(void) { -#ifdef CONFIG_X86_32 +#if defined(CONFIG_X86_32) && !defined(CONFIG_PAX_MEMORY_UDEREF) asm volatile ("mov %0, %%gs" : : "r" (0)); #endif } diff --git a/arch/x86/include/asm/stacktrace.h b/arch/x86/include/asm/stacktrace.h index 70bbe39..4ae2bd4 100644 --- a/arch/x86/include/asm/stacktrace.h +++ b/arch/x86/include/asm/stacktrace.h @@ -11,28 +11,20 @@ extern int kstack_depth_to_print; -struct thread_info; +struct task_struct; struct stacktrace_ops; -typedef unsigned long (*walk_stack_t)(struct thread_info *tinfo, - unsigned long *stack, - unsigned long bp, - const struct stacktrace_ops *ops, - void *data, - unsigned long *end, - int *graph); +typedef unsigned long walk_stack_t(struct task_struct *task, + void *stack_start, + unsigned long *stack, + unsigned long bp, + const struct stacktrace_ops *ops, + void *data, + unsigned long *end, + int *graph); -extern unsigned long -print_context_stack(struct thread_info *tinfo, - unsigned long *stack, unsigned long bp, - const struct stacktrace_ops *ops, void *data, - unsigned long *end, int *graph); - -extern unsigned long -print_context_stack_bp(struct thread_info *tinfo, - unsigned long *stack, unsigned long bp, - const struct stacktrace_ops *ops, void *data, - unsigned long *end, int *graph); +extern walk_stack_t print_context_stack; +extern walk_stack_t print_context_stack_bp; /* Generic stack tracer with callbacks */ @@ -40,7 +32,7 @@ struct stacktrace_ops { void (*address)(void *data, unsigned long address, int reliable); /* On negative return stop dumping */ int (*stack)(void *data, char *name); - walk_stack_t walk_stack; + walk_stack_t *walk_stack; }; void dump_trace(struct task_struct *tsk, struct pt_regs *regs, diff --git a/arch/x86/include/asm/switch_to.h b/arch/x86/include/asm/switch_to.h index d7f3b3b..3cc39f1 100644 --- a/arch/x86/include/asm/switch_to.h +++ b/arch/x86/include/asm/switch_to.h @@ -108,7 +108,7 @@ do { \ "call __switch_to\n\t" \ "movq "__percpu_arg([current_task])",%%rsi\n\t" \ __switch_canary \ - "movq %P[thread_info](%%rsi),%%r8\n\t" \ + "movq "__percpu_arg([thread_info])",%%r8\n\t" \ "movq %%rax,%%rdi\n\t" \ "testl %[_tif_fork],%P[ti_flags](%%r8)\n\t" \ "jnz ret_from_fork\n\t" \ @@ -119,7 +119,7 @@ do { \ [threadrsp] "i" (offsetof(struct task_struct, thread.sp)), \ [ti_flags] "i" (offsetof(struct thread_info, flags)), \ [_tif_fork] "i" (_TIF_FORK), \ - [thread_info] "i" (offsetof(struct task_struct, stack)), \ + [thread_info] "m" (current_tinfo), \ [current_task] "m" (current_task) \ __switch_canary_iparam \ : "memory", "cc" __EXTRA_CLOBBER) diff --git a/arch/x86/include/asm/sys_ia32.h b/arch/x86/include/asm/sys_ia32.h index 82c34ee..940fa40 100644 --- a/arch/x86/include/asm/sys_ia32.h +++ b/arch/x86/include/asm/sys_ia32.h @@ -20,8 +20,8 @@ #include <asm/ia32.h> /* ia32/sys_ia32.c */ -asmlinkage long sys32_truncate64(const char __user *, unsigned long, unsigned long); -asmlinkage long sys32_ftruncate64(unsigned int, unsigned long, unsigned long); +asmlinkage long sys32_truncate64(const char __user *, unsigned int, unsigned int); +asmlinkage long sys32_ftruncate64(unsigned int, unsigned int, unsigned int); asmlinkage long sys32_stat64(const char __user *, struct stat64 __user *); asmlinkage long sys32_lstat64(const char __user *, struct stat64 __user *); @@ -42,7 +42,7 @@ long sys32_vm86_warning(void); asmlinkage ssize_t sys32_readahead(int, unsigned, unsigned, size_t); asmlinkage long sys32_sync_file_range(int, unsigned, unsigned, unsigned, unsigned, int); -asmlinkage long sys32_fadvise64(int, unsigned, unsigned, size_t, int); +asmlinkage long sys32_fadvise64(int, unsigned, unsigned, int, int); asmlinkage long sys32_fallocate(int, int, unsigned, unsigned, unsigned, unsigned); diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h index 8afdc3e..ca2f1b4 100644 --- a/arch/x86/include/asm/thread_info.h +++ b/arch/x86/include/asm/thread_info.h @@ -39,7 +39,7 @@ # define TOP_OF_KERNEL_STACK_PADDING 8 # endif #else -# define TOP_OF_KERNEL_STACK_PADDING 0 +# define TOP_OF_KERNEL_STACK_PADDING 16 #endif /* @@ -53,27 +53,26 @@ struct task_struct; #include <linux/atomic.h> struct thread_info { - struct task_struct *task; /* main task structure */ __u32 flags; /* low level flags */ __u32 status; /* thread synchronous flags */ __u32 cpu; /* current CPU */ int saved_preempt_count; mm_segment_t addr_limit; void __user *sysenter_return; + unsigned long lowest_stack; unsigned int sig_on_uaccess_error:1; unsigned int uaccess_err:1; /* uaccess failed */ }; -#define INIT_THREAD_INFO(tsk) \ +#define INIT_THREAD_INFO \ { \ - .task = &tsk, \ .flags = 0, \ .cpu = 0, \ .saved_preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ } -#define init_thread_info (init_thread_union.thread_info) +#define init_thread_info (init_thread_union.stack) #define init_stack (init_thread_union.stack) #else /* !__ASSEMBLY__ */ @@ -113,6 +112,7 @@ struct thread_info { #define TIF_SYSCALL_TRACEPOINT 28 /* syscall tracepoint instrumentation */ #define TIF_ADDR32 29 /* 32-bit address space on 64 bits */ #define TIF_X32 30 /* 32-bit native x86-64 binary */ +#define TIF_GRSEC_SETXID 31 /* update credentials on syscall entry/exit */ #define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE) #define _TIF_NOTIFY_RESUME (1 << TIF_NOTIFY_RESUME) @@ -136,17 +136,18 @@ struct thread_info { #define _TIF_SYSCALL_TRACEPOINT (1 << TIF_SYSCALL_TRACEPOINT) #define _TIF_ADDR32 (1 << TIF_ADDR32) #define _TIF_X32 (1 << TIF_X32) +#define _TIF_GRSEC_SETXID (1 << TIF_GRSEC_SETXID) /* work to do in syscall_trace_enter() */ #define _TIF_WORK_SYSCALL_ENTRY \ (_TIF_SYSCALL_TRACE | _TIF_SYSCALL_EMU | _TIF_SYSCALL_AUDIT | \ _TIF_SECCOMP | _TIF_SINGLESTEP | _TIF_SYSCALL_TRACEPOINT | \ - _TIF_NOHZ) + _TIF_NOHZ | _TIF_GRSEC_SETXID) /* work to do on any return to user space */ #define _TIF_ALLWORK_MASK \ ((0x0000FFFF & ~_TIF_SECCOMP) | _TIF_SYSCALL_TRACEPOINT | \ - _TIF_NOHZ) + _TIF_NOHZ | _TIF_GRSEC_SETXID) /* flags to check in __switch_to() */ #define _TIF_WORK_CTXSW \ @@ -164,9 +165,11 @@ struct thread_info { */ #ifndef __ASSEMBLY__ +DECLARE_PER_CPU(struct thread_info *, current_tinfo); + static inline struct thread_info *current_thread_info(void) { - return (struct thread_info *)(current_top_of_stack() - THREAD_SIZE); + return this_cpu_read_stable(current_tinfo); } static inline unsigned long current_stack_pointer(void) @@ -182,14 +185,9 @@ static inline unsigned long current_stack_pointer(void) #else /* !__ASSEMBLY__ */ -#ifdef CONFIG_X86_64 -# define cpu_current_top_of_stack (cpu_tss + TSS_sp0) -#endif - /* Load thread_info address into "reg" */ #define GET_THREAD_INFO(reg) \ - _ASM_MOV PER_CPU_VAR(cpu_current_top_of_stack),reg ; \ - _ASM_SUB $(THREAD_SIZE),reg ; + _ASM_MOV PER_CPU_VAR(current_tinfo),reg ; /* * ASM operand which evaluates to a 'thread_info' address of @@ -282,5 +280,12 @@ static inline bool is_ia32_task(void) extern void arch_task_cache_init(void); extern int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src); extern void arch_release_task_struct(struct task_struct *tsk); + +#define __HAVE_THREAD_FUNCTIONS +#define task_thread_info(task) (&(task)->tinfo) +#define task_stack_page(task) ((task)->stack) +#define setup_thread_stack(p, org) do {} while (0) +#define end_of_stack(p) ((unsigned long *)task_stack_page(p) + 1) + #endif #endif /* _ASM_X86_THREAD_INFO_H */ diff --git a/arch/x86/include/asm/tlbflush.h b/arch/x86/include/asm/tlbflush.h index 6df2029..a359a58 100644 --- a/arch/x86/include/asm/tlbflush.h +++ b/arch/x86/include/asm/tlbflush.h @@ -86,18 +86,44 @@ static inline void cr4_set_bits_and_update_boot(unsigned long mask) static inline void __native_flush_tlb(void) { + if (static_cpu_has(X86_FEATURE_INVPCID)) { + u64 descriptor[2]; + + descriptor[0] = PCID_KERNEL; + asm volatile(__ASM_INVPCID : : "d"(&descriptor), "a"(INVPCID_ALL_NONGLOBAL) : "memory"); + return; + } + +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) + if (static_cpu_has(X86_FEATURE_PCIDUDEREF)) { + unsigned int cpu = raw_get_cpu(); + + native_write_cr3(__pa(get_cpu_pgd(cpu, user)) | PCID_USER); + native_write_cr3(__pa(get_cpu_pgd(cpu, kernel)) | PCID_KERNEL); + raw_put_cpu_no_resched(); + return; + } +#endif + native_write_cr3(native_read_cr3()); } static inline void __native_flush_tlb_global_irq_disabled(void) { - unsigned long cr4; + if (static_cpu_has(X86_FEATURE_INVPCID)) { + u64 descriptor[2]; - cr4 = this_cpu_read(cpu_tlbstate.cr4); - /* clear PGE */ - native_write_cr4(cr4 & ~X86_CR4_PGE); - /* write old PGE again and flush TLBs */ - native_write_cr4(cr4); + descriptor[0] = PCID_KERNEL; + asm volatile(__ASM_INVPCID : : "d"(&descriptor), "a"(INVPCID_ALL_GLOBAL) : "memory"); + } else { + unsigned long cr4; + + cr4 = this_cpu_read(cpu_tlbstate.cr4); + /* clear PGE */ + native_write_cr4(cr4 & ~X86_CR4_PGE); + /* write old PGE again and flush TLBs */ + native_write_cr4(cr4); + } } static inline void __native_flush_tlb_global(void) @@ -118,6 +144,43 @@ static inline void __native_flush_tlb_global(void) static inline void __native_flush_tlb_single(unsigned long addr) { + if (static_cpu_has(X86_FEATURE_INVPCID)) { + u64 descriptor[2]; + + descriptor[0] = PCID_KERNEL; + descriptor[1] = addr; + +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) + if (static_cpu_has(X86_FEATURE_PCIDUDEREF)) { + if (!static_cpu_has(X86_FEATURE_STRONGUDEREF) || addr >= TASK_SIZE_MAX) { + if (addr < TASK_SIZE_MAX) + descriptor[1] += pax_user_shadow_base; + asm volatile(__ASM_INVPCID : : "d"(&descriptor), "a"(INVPCID_SINGLE_ADDRESS) : "memory"); + } + + descriptor[0] = PCID_USER; + descriptor[1] = addr; + } +#endif + + asm volatile(__ASM_INVPCID : : "d"(&descriptor), "a"(INVPCID_SINGLE_ADDRESS) : "memory"); + return; + } + +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) + if (static_cpu_has(X86_FEATURE_PCIDUDEREF)) { + unsigned int cpu = raw_get_cpu(); + + native_write_cr3(__pa(get_cpu_pgd(cpu, user)) | PCID_USER | PCID_NOFLUSH); + asm volatile("invlpg (%0)" ::"r" (addr) : "memory"); + native_write_cr3(__pa(get_cpu_pgd(cpu, kernel)) | PCID_KERNEL | PCID_NOFLUSH); + raw_put_cpu_no_resched(); + + if (!static_cpu_has(X86_FEATURE_STRONGUDEREF) && addr < TASK_SIZE_MAX) + addr += pax_user_shadow_base; + } +#endif + asm volatile("invlpg (%0)" ::"r" (addr) : "memory"); } diff --git a/arch/x86/include/asm/uaccess.h b/arch/x86/include/asm/uaccess.h index a8df874..e0aaf5f 100644 --- a/arch/x86/include/asm/uaccess.h +++ b/arch/x86/include/asm/uaccess.h @@ -7,6 +7,7 @@ #include <linux/compiler.h> #include <linux/thread_info.h> #include <linux/string.h> +#include <linux/spinlock.h> #include <asm/asm.h> #include <asm/page.h> #include <asm/smap.h> @@ -29,7 +30,12 @@ #define get_ds() (KERNEL_DS) #define get_fs() (current_thread_info()->addr_limit) +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_MEMORY_UDEREF) +void __set_fs(mm_segment_t x); +void set_fs(mm_segment_t x); +#else #define set_fs(x) (current_thread_info()->addr_limit = (x)) +#endif #define segment_eq(a, b) ((a).seg == (b).seg) @@ -86,8 +92,36 @@ static inline bool __chk_range_not_ok(unsigned long addr, unsigned long size, un * checks that the pointer is in the user space range - after calling * this function, memory access functions may still return -EFAULT. */ -#define access_ok(type, addr, size) \ - likely(!__range_not_ok(addr, size, user_addr_max())) +extern int _cond_resched(void); +#define access_ok_noprefault(type, addr, size) (likely(!__range_not_ok(addr, size, user_addr_max()))) +#define access_ok(type, addr, size) \ +({ \ + unsigned long __size = size; \ + unsigned long __addr = (unsigned long)addr; \ + bool __ret_ao = __range_not_ok(__addr, __size, user_addr_max()) == 0;\ + if (__ret_ao && __size) { \ + unsigned long __addr_ao = __addr & PAGE_MASK; \ + unsigned long __end_ao = __addr + __size - 1; \ + if (unlikely((__end_ao ^ __addr_ao) & PAGE_MASK)) { \ + while (__addr_ao <= __end_ao) { \ + char __c_ao; \ + __addr_ao += PAGE_SIZE; \ + if (__size > PAGE_SIZE) \ + _cond_resched(); \ + if (__get_user(__c_ao, (char __user *)__addr)) \ + break; \ + if ((type) != VERIFY_WRITE) { \ + __addr = __addr_ao; \ + continue; \ + } \ + if (__put_user(__c_ao, (char __user *)__addr)) \ + break; \ + __addr = __addr_ao; \ + } \ + } \ + } \ + __ret_ao; \ +}) /* * The exception table consists of pairs of addresses relative to the @@ -135,11 +169,13 @@ extern int __get_user_8(void); extern int __get_user_bad(void); /* - * This is a type: either unsigned long, if the argument fits into - * that type, or otherwise unsigned long long. + * This is a type: either (un)signed int, if the argument fits into + * that type, or otherwise (un)signed long long. */ #define __inttype(x) \ -__typeof__(__builtin_choose_expr(sizeof(x) > sizeof(0UL), 0ULL, 0UL)) +__typeof__(__builtin_choose_expr(sizeof(x) > sizeof(0U), \ + __builtin_choose_expr(__type_is_unsigned(__typeof__(x)), 0ULL, 0LL),\ + __builtin_choose_expr(__type_is_unsigned(__typeof__(x)), 0U, 0))) /** * get_user: - Get a simple variable from user space. @@ -178,10 +214,12 @@ __typeof__(__builtin_choose_expr(sizeof(x) > sizeof(0UL), 0ULL, 0UL)) register __inttype(*(ptr)) __val_gu asm("%"_ASM_DX); \ __chk_user_ptr(ptr); \ might_fault(); \ + pax_open_userland(); \ asm volatile("call __get_user_%P3" \ : "=a" (__ret_gu), "=r" (__val_gu) \ : "0" (ptr), "i" (sizeof(*(ptr)))); \ (x) = (__force __typeof__(*(ptr))) __val_gu; \ + pax_close_userland(); \ __ret_gu; \ }) @@ -189,13 +227,21 @@ __typeof__(__builtin_choose_expr(sizeof(x) > sizeof(0UL), 0ULL, 0UL)) asm volatile("call __put_user_" #size : "=a" (__ret_pu) \ : "0" ((typeof(*(ptr)))(x)), "c" (ptr) : "ebx") - +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_MEMORY_UDEREF) +#define __copyuser_seg "gs;" +#define __COPYUSER_SET_ES "pushl %%gs; popl %%es\n" +#define __COPYUSER_RESTORE_ES "pushl %%ss; popl %%es\n" +#else +#define __copyuser_seg +#define __COPYUSER_SET_ES +#define __COPYUSER_RESTORE_ES +#endif #ifdef CONFIG_X86_32 #define __put_user_asm_u64(x, addr, err, errret) \ asm volatile(ASM_STAC "\n" \ - "1: movl %%eax,0(%2)\n" \ - "2: movl %%edx,4(%2)\n" \ + "1: "__copyuser_seg"movl %%eax,0(%2)\n" \ + "2: "__copyuser_seg"movl %%edx,4(%2)\n" \ "3: " ASM_CLAC "\n" \ ".section .fixup,\"ax\"\n" \ "4: movl %3,%0\n" \ @@ -208,8 +254,8 @@ __typeof__(__builtin_choose_expr(sizeof(x) > sizeof(0UL), 0ULL, 0UL)) #define __put_user_asm_ex_u64(x, addr) \ asm volatile(ASM_STAC "\n" \ - "1: movl %%eax,0(%1)\n" \ - "2: movl %%edx,4(%1)\n" \ + "1: "__copyuser_seg"movl %%eax,0(%1)\n" \ + "2: "__copyuser_seg"movl %%edx,4(%1)\n" \ "3: " ASM_CLAC "\n" \ _ASM_EXTABLE_EX(1b, 2b) \ _ASM_EXTABLE_EX(2b, 3b) \ @@ -257,10 +303,11 @@ extern void __put_user_8(void); #define put_user(x, ptr) \ ({ \ int __ret_pu; \ - __typeof__(*(ptr)) __pu_val; \ + __inttype(*(ptr)) __pu_val; \ __chk_user_ptr(ptr); \ might_fault(); \ - __pu_val = x; \ + __pu_val = (__inttype(*(ptr)))(x); \ + pax_open_userland(); \ switch (sizeof(*(ptr))) { \ case 1: \ __put_user_x(1, __pu_val, ptr, __ret_pu); \ @@ -278,6 +325,7 @@ extern void __put_user_8(void); __put_user_x(X, __pu_val, ptr, __ret_pu); \ break; \ } \ + pax_close_userland(); \ __ret_pu; \ }) @@ -341,10 +389,10 @@ do { \ __chk_user_ptr(ptr); \ switch (size) { \ case 1: \ - __get_user_asm(x, ptr, retval, "b", "b", "=q", errret); \ + __get_user_asm(x, ptr, retval, "zbl", "k", "=r", errret);\ break; \ case 2: \ - __get_user_asm(x, ptr, retval, "w", "w", "=r", errret); \ + __get_user_asm(x, ptr, retval, "zwl", "k", "=r", errret);\ break; \ case 4: \ __get_user_asm(x, ptr, retval, "l", "k", "=r", errret); \ @@ -358,27 +406,31 @@ do { \ } while (0) #define __get_user_asm(x, addr, err, itype, rtype, ltype, errret) \ +do { \ + pax_open_userland(); \ asm volatile(ASM_STAC "\n" \ - "1: mov"itype" %2,%"rtype"1\n" \ + "1: "__copyuser_seg"mov"itype" %2,%"rtype"1\n"\ "2: " ASM_CLAC "\n" \ ".section .fixup,\"ax\"\n" \ "3: mov %3,%0\n" \ - " xor"itype" %"rtype"1,%"rtype"1\n" \ + " xorl %k1,%k1\n" \ " jmp 2b\n" \ ".previous\n" \ _ASM_EXTABLE(1b, 3b) \ - : "=r" (err), ltype(x) \ - : "m" (__m(addr)), "i" (errret), "0" (err)) + : "=r" (err), ltype (x) \ + : "m" (__m(addr)), "i" (errret), "0" (err)); \ + pax_close_userland(); \ +} while (0) #define __get_user_size_ex(x, ptr, size) \ do { \ __chk_user_ptr(ptr); \ switch (size) { \ case 1: \ - __get_user_asm_ex(x, ptr, "b", "b", "=q"); \ + __get_user_asm_ex(x, ptr, "zbl", "k", "=r"); \ break; \ case 2: \ - __get_user_asm_ex(x, ptr, "w", "w", "=r"); \ + __get_user_asm_ex(x, ptr, "zwl", "k", "=r"); \ break; \ case 4: \ __get_user_asm_ex(x, ptr, "l", "k", "=r"); \ @@ -392,7 +444,7 @@ do { \ } while (0) #define __get_user_asm_ex(x, addr, itype, rtype, ltype) \ - asm volatile("1: mov"itype" %1,%"rtype"0\n" \ + asm volatile("1: "__copyuser_seg"mov"itype" %1,%"rtype"0\n"\ "2:\n" \ _ASM_EXTABLE_EX(1b, 2b) \ : ltype(x) : "m" (__m(addr))) @@ -407,15 +459,26 @@ do { \ #define __get_user_nocheck(x, ptr, size) \ ({ \ int __gu_err; \ - unsigned long __gu_val; \ + __inttype(*(ptr)) __gu_val; \ __get_user_size(__gu_val, (ptr), (size), __gu_err, -EFAULT); \ - (x) = (__force __typeof__(*(ptr)))__gu_val; \ + (x) = (__typeof__(*(ptr)))__gu_val; \ __gu_err; \ }) /* FIXME: this hack is definitely wrong -AK */ struct __large_struct { unsigned long buf[100]; }; -#define __m(x) (*(struct __large_struct __user *)(x)) +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) +#define ____m(x) \ +({ \ + unsigned long ____x = (unsigned long)(x); \ + if (____x < pax_user_shadow_base) \ + ____x += pax_user_shadow_base; \ + (typeof(x))____x; \ +}) +#else +#define ____m(x) (x) +#endif +#define __m(x) (*(struct __large_struct __user *)____m(x)) /* * Tell gcc we read from memory instead of writing: this is because @@ -423,8 +486,10 @@ struct __large_struct { unsigned long buf[100]; }; * aliasing issues. */ #define __put_user_asm(x, addr, err, itype, rtype, ltype, errret) \ +do { \ + pax_open_userland(); \ asm volatile(ASM_STAC "\n" \ - "1: mov"itype" %"rtype"1,%2\n" \ + "1: "__copyuser_seg"mov"itype" %"rtype"1,%2\n"\ "2: " ASM_CLAC "\n" \ ".section .fixup,\"ax\"\n" \ "3: mov %3,%0\n" \ @@ -432,10 +497,12 @@ struct __large_struct { unsigned long buf[100]; }; ".previous\n" \ _ASM_EXTABLE(1b, 3b) \ : "=r"(err) \ - : ltype(x), "m" (__m(addr)), "i" (errret), "0" (err)) + : ltype (x), "m" (__m(addr)), "i" (errret), "0" (err));\ + pax_close_userland(); \ +} while (0) #define __put_user_asm_ex(x, addr, itype, rtype, ltype) \ - asm volatile("1: mov"itype" %"rtype"0,%1\n" \ + asm volatile("1: "__copyuser_seg"mov"itype" %"rtype"0,%1\n"\ "2:\n" \ _ASM_EXTABLE_EX(1b, 2b) \ : : ltype(x), "m" (__m(addr))) @@ -445,11 +512,13 @@ struct __large_struct { unsigned long buf[100]; }; */ #define uaccess_try do { \ current_thread_info()->uaccess_err = 0; \ + pax_open_userland(); \ stac(); \ barrier(); #define uaccess_catch(err) \ clac(); \ + pax_close_userland(); \ (err) |= (current_thread_info()->uaccess_err ? -EFAULT : 0); \ } while (0) @@ -475,8 +544,12 @@ struct __large_struct { unsigned long buf[100]; }; * On error, the variable @x is set to zero. */ +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) +#define __get_user(x, ptr) get_user((x), (ptr)) +#else #define __get_user(x, ptr) \ __get_user_nocheck((x), (ptr), sizeof(*(ptr))) +#endif /** * __put_user: - Write a simple value into user space, with less checking. @@ -499,8 +572,12 @@ struct __large_struct { unsigned long buf[100]; }; * Returns zero on success, or -EFAULT on error. */ +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) +#define __put_user(x, ptr) put_user((x), (ptr)) +#else #define __put_user(x, ptr) \ __put_user_nocheck((__typeof__(*(ptr)))(x), (ptr), sizeof(*(ptr))) +#endif #define __get_user_unaligned __get_user #define __put_user_unaligned __put_user @@ -518,7 +595,7 @@ struct __large_struct { unsigned long buf[100]; }; #define get_user_ex(x, ptr) do { \ unsigned long __gue_val; \ __get_user_size_ex((__gue_val), (ptr), (sizeof(*(ptr)))); \ - (x) = (__force __typeof__(*(ptr)))__gue_val; \ + (x) = (__typeof__(*(ptr)))__gue_val; \ } while (0) #define put_user_try uaccess_try @@ -536,7 +613,7 @@ extern __must_check long strlen_user(const char __user *str); extern __must_check long strnlen_user(const char __user *str, long n); unsigned long __must_check clear_user(void __user *mem, unsigned long len); -unsigned long __must_check __clear_user(void __user *mem, unsigned long len); +unsigned long __must_check __clear_user(void __user *mem, unsigned long len) __size_overflow(2); extern void __cmpxchg_wrong_size(void) __compiletime_error("Bad argument size for cmpxchg"); @@ -544,21 +621,22 @@ extern void __cmpxchg_wrong_size(void) #define __user_atomic_cmpxchg_inatomic(uval, ptr, old, new, size) \ ({ \ int __ret = 0; \ - __typeof__(ptr) __uval = (uval); \ - __typeof__(*(ptr)) __old = (old); \ - __typeof__(*(ptr)) __new = (new); \ + __typeof__(uval) __uval = (uval); \ + __typeof__(*(uval)) __old = (old); \ + __typeof__(*(uval)) __new = (new); \ + pax_open_userland(); \ switch (size) { \ case 1: \ { \ asm volatile("\t" ASM_STAC "\n" \ - "1:\t" LOCK_PREFIX "cmpxchgb %4, %2\n" \ + "1:\t" LOCK_PREFIX __copyuser_seg"cmpxchgb %4, %2\n"\ "2:\t" ASM_CLAC "\n" \ "\t.section .fixup, \"ax\"\n" \ "3:\tmov %3, %0\n" \ "\tjmp 2b\n" \ "\t.previous\n" \ _ASM_EXTABLE(1b, 3b) \ - : "+r" (__ret), "=a" (__old), "+m" (*(ptr)) \ + : "+r" (__ret), "=a" (__old), "+m" (*____m(ptr))\ : "i" (-EFAULT), "q" (__new), "1" (__old) \ : "memory" \ ); \ @@ -567,14 +645,14 @@ extern void __cmpxchg_wrong_size(void) case 2: \ { \ asm volatile("\t" ASM_STAC "\n" \ - "1:\t" LOCK_PREFIX "cmpxchgw %4, %2\n" \ + "1:\t" LOCK_PREFIX __copyuser_seg"cmpxchgw %4, %2\n"\ "2:\t" ASM_CLAC "\n" \ "\t.section .fixup, \"ax\"\n" \ "3:\tmov %3, %0\n" \ "\tjmp 2b\n" \ "\t.previous\n" \ _ASM_EXTABLE(1b, 3b) \ - : "+r" (__ret), "=a" (__old), "+m" (*(ptr)) \ + : "+r" (__ret), "=a" (__old), "+m" (*____m(ptr))\ : "i" (-EFAULT), "r" (__new), "1" (__old) \ : "memory" \ ); \ @@ -583,14 +661,14 @@ extern void __cmpxchg_wrong_size(void) case 4: \ { \ asm volatile("\t" ASM_STAC "\n" \ - "1:\t" LOCK_PREFIX "cmpxchgl %4, %2\n" \ + "1:\t" LOCK_PREFIX __copyuser_seg"cmpxchgl %4, %2\n"\ "2:\t" ASM_CLAC "\n" \ "\t.section .fixup, \"ax\"\n" \ "3:\tmov %3, %0\n" \ "\tjmp 2b\n" \ "\t.previous\n" \ _ASM_EXTABLE(1b, 3b) \ - : "+r" (__ret), "=a" (__old), "+m" (*(ptr)) \ + : "+r" (__ret), "=a" (__old), "+m" (*____m(ptr))\ : "i" (-EFAULT), "r" (__new), "1" (__old) \ : "memory" \ ); \ @@ -602,14 +680,14 @@ extern void __cmpxchg_wrong_size(void) __cmpxchg_wrong_size(); \ \ asm volatile("\t" ASM_STAC "\n" \ - "1:\t" LOCK_PREFIX "cmpxchgq %4, %2\n" \ + "1:\t" LOCK_PREFIX __copyuser_seg"cmpxchgq %4, %2\n"\ "2:\t" ASM_CLAC "\n" \ "\t.section .fixup, \"ax\"\n" \ "3:\tmov %3, %0\n" \ "\tjmp 2b\n" \ "\t.previous\n" \ _ASM_EXTABLE(1b, 3b) \ - : "+r" (__ret), "=a" (__old), "+m" (*(ptr)) \ + : "+r" (__ret), "=a" (__old), "+m" (*____m(ptr))\ : "i" (-EFAULT), "r" (__new), "1" (__old) \ : "memory" \ ); \ @@ -618,6 +696,7 @@ extern void __cmpxchg_wrong_size(void) default: \ __cmpxchg_wrong_size(); \ } \ + pax_close_userland(); \ *__uval = __old; \ __ret; \ }) @@ -641,17 +720,6 @@ extern struct movsl_mask { #define ARCH_HAS_NOCACHE_UACCESS 1 -#ifdef CONFIG_X86_32 -# include <asm/uaccess_32.h> -#else -# include <asm/uaccess_64.h> -#endif - -unsigned long __must_check _copy_from_user(void *to, const void __user *from, - unsigned n); -unsigned long __must_check _copy_to_user(void __user *to, const void *from, - unsigned n); - #ifdef CONFIG_DEBUG_STRICT_USER_COPY_CHECKS # define copy_user_diag __compiletime_error #else @@ -661,7 +729,7 @@ unsigned long __must_check _copy_to_user(void __user *to, const void *from, extern void copy_user_diag("copy_from_user() buffer size is too small") copy_from_user_overflow(void); extern void copy_user_diag("copy_to_user() buffer size is too small") -copy_to_user_overflow(void) __asm__("copy_from_user_overflow"); +copy_to_user_overflow(void); #undef copy_user_diag @@ -674,7 +742,7 @@ __copy_from_user_overflow(void) __asm__("copy_from_user_overflow"); extern void __compiletime_warning("copy_to_user() buffer size is not provably correct") -__copy_to_user_overflow(void) __asm__("copy_from_user_overflow"); +__copy_to_user_overflow(void) __asm__("copy_to_user_overflow"); #define __copy_to_user_overflow(size, count) __copy_to_user_overflow() #else @@ -689,10 +757,16 @@ __copy_from_user_overflow(int size, unsigned long count) #endif +#ifdef CONFIG_X86_32 +# include <asm/uaccess_32.h> +#else +# include <asm/uaccess_64.h> +#endif + static inline unsigned long __must_check copy_from_user(void *to, const void __user *from, unsigned long n) { - int sz = __compiletime_object_size(to); + size_t sz = __compiletime_object_size(to); might_fault(); @@ -714,12 +788,15 @@ copy_from_user(void *to, const void __user *from, unsigned long n) * case, and do only runtime checking for non-constant sizes. */ - if (likely(sz < 0 || sz >= n)) - n = _copy_from_user(to, from, n); - else if(__builtin_constant_p(n)) - copy_from_user_overflow(); - else - __copy_from_user_overflow(sz, n); + if (likely(sz != (size_t)-1 && sz < n)) { + if(__builtin_constant_p(n)) + copy_from_user_overflow(); + else + __copy_from_user_overflow(sz, n); + } else if (access_ok(VERIFY_READ, from, n)) + n = __copy_from_user(to, from, n); + else if ((long)n > 0) + memset(to, 0, n); return n; } @@ -727,17 +804,18 @@ copy_from_user(void *to, const void __user *from, unsigned long n) static inline unsigned long __must_check copy_to_user(void __user *to, const void *from, unsigned long n) { - int sz = __compiletime_object_size(from); + size_t sz = __compiletime_object_size(from); might_fault(); /* See the comment in copy_from_user() above. */ - if (likely(sz < 0 || sz >= n)) - n = _copy_to_user(to, from, n); - else if(__builtin_constant_p(n)) - copy_to_user_overflow(); - else - __copy_to_user_overflow(sz, n); + if (likely(sz != (size_t)-1 && sz < n)) { + if(__builtin_constant_p(n)) + copy_to_user_overflow(); + else + __copy_to_user_overflow(sz, n); + } else if (access_ok(VERIFY_WRITE, to, n)) + n = __copy_to_user(to, from, n); return n; } diff --git a/arch/x86/include/asm/uaccess_32.h b/arch/x86/include/asm/uaccess_32.h index f5dcb52..da2c15b 100644 --- a/arch/x86/include/asm/uaccess_32.h +++ b/arch/x86/include/asm/uaccess_32.h @@ -40,9 +40,14 @@ unsigned long __must_check __copy_from_user_ll_nocache_nozero * anything, so this is accurate. */ -static __always_inline unsigned long __must_check +static __always_inline __size_overflow(3) unsigned long __must_check __copy_to_user_inatomic(void __user *to, const void *from, unsigned long n) { + if ((long)n < 0) + return n; + + check_object_size(from, n, true); + if (__builtin_constant_p(n)) { unsigned long ret; @@ -87,12 +92,16 @@ static __always_inline unsigned long __must_check __copy_to_user(void __user *to, const void *from, unsigned long n) { might_fault(); + return __copy_to_user_inatomic(to, from, n); } -static __always_inline unsigned long +static __always_inline __size_overflow(3) unsigned long __copy_from_user_inatomic(void *to, const void __user *from, unsigned long n) { + if ((long)n < 0) + return n; + /* Avoid zeroing the tail if the copy fails.. * If 'n' is constant and 1, 2, or 4, we do still zero on a failure, * but as the zeroing behaviour is only significant when n is not @@ -143,6 +152,12 @@ static __always_inline unsigned long __copy_from_user(void *to, const void __user *from, unsigned long n) { might_fault(); + + if ((long)n < 0) + return n; + + check_object_size(to, n, false); + if (__builtin_constant_p(n)) { unsigned long ret; @@ -165,6 +180,10 @@ static __always_inline unsigned long __copy_from_user_nocache(void *to, const void __user *from, unsigned long n) { might_fault(); + + if ((long)n < 0) + return n; + if (__builtin_constant_p(n)) { unsigned long ret; @@ -187,7 +206,10 @@ static __always_inline unsigned long __copy_from_user_inatomic_nocache(void *to, const void __user *from, unsigned long n) { - return __copy_from_user_ll_nocache_nozero(to, from, n); + if ((long)n < 0) + return n; + + return __copy_from_user_ll_nocache_nozero(to, from, n); } #endif /* _ASM_X86_UACCESS_32_H */ diff --git a/arch/x86/include/asm/uaccess_64.h b/arch/x86/include/asm/uaccess_64.h index f2f9b39..2ae1bf8 100644 --- a/arch/x86/include/asm/uaccess_64.h +++ b/arch/x86/include/asm/uaccess_64.h @@ -10,6 +10,9 @@ #include <asm/alternative.h> #include <asm/cpufeature.h> #include <asm/page.h> +#include <asm/pgtable.h> + +#define set_fs(x) (current_thread_info()->addr_limit = (x)) /* * Copy To/From Userspace @@ -23,8 +26,8 @@ copy_user_generic_string(void *to, const void *from, unsigned len); __must_check unsigned long copy_user_generic_unrolled(void *to, const void *from, unsigned len); -static __always_inline __must_check unsigned long -copy_user_generic(void *to, const void *from, unsigned len) +static __always_inline __must_check __size_overflow(3) unsigned long +copy_user_generic(void *to, const void *from, unsigned long len) { unsigned ret; @@ -46,121 +49,170 @@ copy_user_generic(void *to, const void *from, unsigned len) } __must_check unsigned long -copy_in_user(void __user *to, const void __user *from, unsigned len); +copy_in_user(void __user *to, const void __user *from, unsigned long len); static __always_inline __must_check -int __copy_from_user_nocheck(void *dst, const void __user *src, unsigned size) +unsigned long __copy_from_user_nocheck(void *dst, const void __user *src, unsigned long size) { - int ret = 0; + size_t sz = __compiletime_object_size(dst); + unsigned ret = 0; + + if (size > INT_MAX) + return size; + + check_object_size(dst, size, false); + +#ifdef CONFIG_PAX_MEMORY_UDEREF + if (!access_ok_noprefault(VERIFY_READ, src, size)) + return size; +#endif + + if (unlikely(sz != (size_t)-1 && sz < size)) { + if(__builtin_constant_p(size)) + copy_from_user_overflow(); + else + __copy_from_user_overflow(sz, size); + return size; + } if (!__builtin_constant_p(size)) - return copy_user_generic(dst, (__force void *)src, size); + return copy_user_generic(dst, (__force_kernel const void *)____m(src), size); switch (size) { - case 1:__get_user_asm(*(u8 *)dst, (u8 __user *)src, + case 1:__get_user_asm(*(u8 *)dst, (const u8 __user *)src, ret, "b", "b", "=q", 1); return ret; - case 2:__get_user_asm(*(u16 *)dst, (u16 __user *)src, + case 2:__get_user_asm(*(u16 *)dst, (const u16 __user *)src, ret, "w", "w", "=r", 2); return ret; - case 4:__get_user_asm(*(u32 *)dst, (u32 __user *)src, + case 4:__get_user_asm(*(u32 *)dst, (const u32 __user *)src, ret, "l", "k", "=r", 4); return ret; - case 8:__get_user_asm(*(u64 *)dst, (u64 __user *)src, + case 8:__get_user_asm(*(u64 *)dst, (const u64 __user *)src, ret, "q", "", "=r", 8); return ret; case 10: - __get_user_asm(*(u64 *)dst, (u64 __user *)src, + __get_user_asm(*(u64 *)dst, (const u64 __user *)src, ret, "q", "", "=r", 10); if (unlikely(ret)) return ret; __get_user_asm(*(u16 *)(8 + (char *)dst), - (u16 __user *)(8 + (char __user *)src), + (const u16 __user *)(8 + (const char __user *)src), ret, "w", "w", "=r", 2); return ret; case 16: - __get_user_asm(*(u64 *)dst, (u64 __user *)src, + __get_user_asm(*(u64 *)dst, (const u64 __user *)src, ret, "q", "", "=r", 16); if (unlikely(ret)) return ret; __get_user_asm(*(u64 *)(8 + (char *)dst), - (u64 __user *)(8 + (char __user *)src), + (const u64 __user *)(8 + (const char __user *)src), ret, "q", "", "=r", 8); return ret; default: - return copy_user_generic(dst, (__force void *)src, size); + return copy_user_generic(dst, (__force_kernel const void *)____m(src), size); } } static __always_inline __must_check -int __copy_from_user(void *dst, const void __user *src, unsigned size) +unsigned long __copy_from_user(void *dst, const void __user *src, unsigned long size) { might_fault(); return __copy_from_user_nocheck(dst, src, size); } static __always_inline __must_check -int __copy_to_user_nocheck(void __user *dst, const void *src, unsigned size) +unsigned long __copy_to_user_nocheck(void __user *dst, const void *src, unsigned long size) { - int ret = 0; + size_t sz = __compiletime_object_size(src); + unsigned ret = 0; + + if (size > INT_MAX) + return size; + + check_object_size(src, size, true); + +#ifdef CONFIG_PAX_MEMORY_UDEREF + if (!access_ok_noprefault(VERIFY_WRITE, dst, size)) + return size; +#endif + + if (unlikely(sz != (size_t)-1 && sz < size)) { + if(__builtin_constant_p(size)) + copy_to_user_overflow(); + else + __copy_to_user_overflow(sz, size); + return size; + } if (!__builtin_constant_p(size)) - return copy_user_generic((__force void *)dst, src, size); + return copy_user_generic((__force_kernel void *)____m(dst), src, size); switch (size) { - case 1:__put_user_asm(*(u8 *)src, (u8 __user *)dst, + case 1:__put_user_asm(*(const u8 *)src, (u8 __user *)dst, ret, "b", "b", "iq", 1); return ret; - case 2:__put_user_asm(*(u16 *)src, (u16 __user *)dst, + case 2:__put_user_asm(*(const u16 *)src, (u16 __user *)dst, ret, "w", "w", "ir", 2); return ret; - case 4:__put_user_asm(*(u32 *)src, (u32 __user *)dst, + case 4:__put_user_asm(*(const u32 *)src, (u32 __user *)dst, ret, "l", "k", "ir", 4); return ret; - case 8:__put_user_asm(*(u64 *)src, (u64 __user *)dst, + case 8:__put_user_asm(*(const u64 *)src, (u64 __user *)dst, ret, "q", "", "er", 8); return ret; case 10: - __put_user_asm(*(u64 *)src, (u64 __user *)dst, + __put_user_asm(*(const u64 *)src, (u64 __user *)dst, ret, "q", "", "er", 10); if (unlikely(ret)) return ret; asm("":::"memory"); - __put_user_asm(4[(u16 *)src], 4 + (u16 __user *)dst, + __put_user_asm(4[(const u16 *)src], 4 + (u16 __user *)dst, ret, "w", "w", "ir", 2); return ret; case 16: - __put_user_asm(*(u64 *)src, (u64 __user *)dst, + __put_user_asm(*(const u64 *)src, (u64 __user *)dst, ret, "q", "", "er", 16); if (unlikely(ret)) return ret; asm("":::"memory"); - __put_user_asm(1[(u64 *)src], 1 + (u64 __user *)dst, + __put_user_asm(1[(const u64 *)src], 1 + (u64 __user *)dst, ret, "q", "", "er", 8); return ret; default: - return copy_user_generic((__force void *)dst, src, size); + return copy_user_generic((__force_kernel void *)____m(dst), src, size); } } static __always_inline __must_check -int __copy_to_user(void __user *dst, const void *src, unsigned size) +unsigned long __copy_to_user(void __user *dst, const void *src, unsigned long size) { might_fault(); return __copy_to_user_nocheck(dst, src, size); } static __always_inline __must_check -int __copy_in_user(void __user *dst, const void __user *src, unsigned size) +unsigned long __copy_in_user(void __user *dst, const void __user *src, unsigned size) { - int ret = 0; + unsigned ret = 0; might_fault(); + + if (size > INT_MAX) + return size; + +#ifdef CONFIG_PAX_MEMORY_UDEREF + if (!access_ok_noprefault(VERIFY_READ, src, size)) + return size; + if (!access_ok_noprefault(VERIFY_WRITE, dst, size)) + return size; +#endif + if (!__builtin_constant_p(size)) - return copy_user_generic((__force void *)dst, - (__force void *)src, size); + return copy_user_generic((__force_kernel void *)____m(dst), + (__force_kernel const void *)____m(src), size); switch (size) { case 1: { u8 tmp; - __get_user_asm(tmp, (u8 __user *)src, + __get_user_asm(tmp, (const u8 __user *)src, ret, "b", "b", "=q", 1); if (likely(!ret)) __put_user_asm(tmp, (u8 __user *)dst, @@ -169,7 +221,7 @@ int __copy_in_user(void __user *dst, const void __user *src, unsigned size) } case 2: { u16 tmp; - __get_user_asm(tmp, (u16 __user *)src, + __get_user_asm(tmp, (const u16 __user *)src, ret, "w", "w", "=r", 2); if (likely(!ret)) __put_user_asm(tmp, (u16 __user *)dst, @@ -179,7 +231,7 @@ int __copy_in_user(void __user *dst, const void __user *src, unsigned size) case 4: { u32 tmp; - __get_user_asm(tmp, (u32 __user *)src, + __get_user_asm(tmp, (const u32 __user *)src, ret, "l", "k", "=r", 4); if (likely(!ret)) __put_user_asm(tmp, (u32 __user *)dst, @@ -188,7 +240,7 @@ int __copy_in_user(void __user *dst, const void __user *src, unsigned size) } case 8: { u64 tmp; - __get_user_asm(tmp, (u64 __user *)src, + __get_user_asm(tmp, (const u64 __user *)src, ret, "q", "", "=r", 8); if (likely(!ret)) __put_user_asm(tmp, (u64 __user *)dst, @@ -196,41 +248,58 @@ int __copy_in_user(void __user *dst, const void __user *src, unsigned size) return ret; } default: - return copy_user_generic((__force void *)dst, - (__force void *)src, size); + return copy_user_generic((__force_kernel void *)____m(dst), + (__force_kernel const void *)____m(src), size); } } -static __must_check __always_inline int -__copy_from_user_inatomic(void *dst, const void __user *src, unsigned size) +static __must_check __always_inline unsigned long +__copy_from_user_inatomic(void *dst, const void __user *src, unsigned long size) { return __copy_from_user_nocheck(dst, src, size); } -static __must_check __always_inline int -__copy_to_user_inatomic(void __user *dst, const void *src, unsigned size) +static __must_check __always_inline unsigned long +__copy_to_user_inatomic(void __user *dst, const void *src, unsigned long size) { return __copy_to_user_nocheck(dst, src, size); } -extern long __copy_user_nocache(void *dst, const void __user *src, - unsigned size, int zerorest); +extern unsigned long __copy_user_nocache(void *dst, const void __user *src, + unsigned long size, int zerorest); -static inline int -__copy_from_user_nocache(void *dst, const void __user *src, unsigned size) +static inline unsigned long +__copy_from_user_nocache(void *dst, const void __user *src, unsigned long size) { might_fault(); + + if (size > INT_MAX) + return size; + +#ifdef CONFIG_PAX_MEMORY_UDEREF + if (!access_ok_noprefault(VERIFY_READ, src, size)) + return size; +#endif + return __copy_user_nocache(dst, src, size, 1); } -static inline int +static inline unsigned long __copy_from_user_inatomic_nocache(void *dst, const void __user *src, - unsigned size) + unsigned long size) { + if (size > INT_MAX) + return size; + +#ifdef CONFIG_PAX_MEMORY_UDEREF + if (!access_ok_noprefault(VERIFY_READ, src, size)) + return size; +#endif + return __copy_user_nocache(dst, src, size, 0); } unsigned long -copy_user_handle_tail(char *to, char *from, unsigned len); +copy_user_handle_tail(char __user *to, char __user *from, unsigned long len) __size_overflow(3); #endif /* _ASM_X86_UACCESS_64_H */ diff --git a/arch/x86/include/asm/word-at-a-time.h b/arch/x86/include/asm/word-at-a-time.h index 5b238981..77fdd78 100644 --- a/arch/x86/include/asm/word-at-a-time.h +++ b/arch/x86/include/asm/word-at-a-time.h @@ -11,7 +11,7 @@ * and shift, for example. */ struct word_at_a_time { - const unsigned long one_bits, high_bits; + unsigned long one_bits, high_bits; }; #define WORD_AT_A_TIME_CONSTANTS { REPEAT_BYTE(0x01), REPEAT_BYTE(0x80) } diff --git a/arch/x86/include/asm/x86_init.h b/arch/x86/include/asm/x86_init.h index 48d34d2..90671c7 100644 --- a/arch/x86/include/asm/x86_init.h +++ b/arch/x86/include/asm/x86_init.h @@ -129,7 +129,7 @@ struct x86_init_ops { struct x86_init_timers timers; struct x86_init_iommu iommu; struct x86_init_pci pci; -}; +} __no_const; /** * struct x86_cpuinit_ops - platform specific cpu hotplug setups @@ -140,7 +140,7 @@ struct x86_cpuinit_ops { void (*setup_percpu_clockev)(void); void (*early_percpu_clock_init)(void); void (*fixup_cpu_id)(struct cpuinfo_x86 *c, int node); -}; +} __no_const; struct timespec; @@ -168,7 +168,7 @@ struct x86_platform_ops { void (*save_sched_clock_state)(void); void (*restore_sched_clock_state)(void); void (*apic_post_init)(void); -}; +} __no_const; struct pci_dev; @@ -177,12 +177,12 @@ struct x86_msi_ops { void (*teardown_msi_irq)(unsigned int irq); void (*teardown_msi_irqs)(struct pci_dev *dev); void (*restore_msi_irqs)(struct pci_dev *dev); -}; +} __no_const; struct x86_io_apic_ops { unsigned int (*read) (unsigned int apic, unsigned int reg); void (*disable)(void); -}; +} __no_const; extern struct x86_init_ops x86_init; extern struct x86_cpuinit_ops x86_cpuinit; diff --git a/arch/x86/include/asm/xen/page.h b/arch/x86/include/asm/xen/page.h index 0679e11..10ba732 100644 --- a/arch/x86/include/asm/xen/page.h +++ b/arch/x86/include/asm/xen/page.h @@ -80,7 +80,7 @@ static inline int xen_safe_read_ulong(unsigned long *addr, unsigned long *val) * - get_phys_to_machine() is to be called by __pfn_to_mfn() only in special * cases needing an extended handling. */ -static inline unsigned long __pfn_to_mfn(unsigned long pfn) +static inline unsigned long __intentional_overflow(-1) __pfn_to_mfn(unsigned long pfn) { unsigned long mfn; diff --git a/arch/x86/include/uapi/asm/e820.h b/arch/x86/include/uapi/asm/e820.h index 9dafe59..0293c1d 100644 --- a/arch/x86/include/uapi/asm/e820.h +++ b/arch/x86/include/uapi/asm/e820.h @@ -69,7 +69,7 @@ struct e820map { #define ISA_START_ADDRESS 0xa0000 #define ISA_END_ADDRESS 0x100000 -#define BIOS_BEGIN 0x000a0000 +#define BIOS_BEGIN 0x000c0000 #define BIOS_END 0x00100000 #define BIOS_ROM_BASE 0xffe00000 diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile index b1b78ff..92eb188 100644 --- a/arch/x86/kernel/Makefile +++ b/arch/x86/kernel/Makefile @@ -30,7 +30,7 @@ obj-$(CONFIG_MODIFY_LDT_SYSCALL) += ldt.o obj-y += setup.o x86_init.o i8259.o irqinit.o jump_label.o obj-$(CONFIG_IRQ_WORK) += irq_work.o obj-y += probe_roms.o -obj-$(CONFIG_X86_32) += i386_ksyms_32.o +obj-$(CONFIG_X86_32) += sys_i386_32.o i386_ksyms_32.o obj-$(CONFIG_X86_64) += sys_x86_64.o x8664_ksyms_64.o obj-$(CONFIG_X86_64) += mcount_64.o obj-$(CONFIG_X86_ESPFIX64) += espfix_64.o diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c index ded848c..b7a508ed 100644 --- a/arch/x86/kernel/acpi/boot.c +++ b/arch/x86/kernel/acpi/boot.c @@ -1327,7 +1327,7 @@ static void __init acpi_reduced_hw_init(void) * If your system is blacklisted here, but you find that acpi=force * works for you, please contact linux-acpi@vger.kernel.org */ -static struct dmi_system_id __initdata acpi_dmi_table[] = { +static const struct dmi_system_id __initconst acpi_dmi_table[] = { /* * Boxes that need ACPI disabled */ @@ -1402,7 +1402,7 @@ static struct dmi_system_id __initdata acpi_dmi_table[] = { }; /* second table for DMI checks that should run after early-quirks */ -static struct dmi_system_id __initdata acpi_dmi_table_late[] = { +static const struct dmi_system_id __initconst acpi_dmi_table_late[] = { /* * HP laptops which use a DSDT reporting as HP/SB400/10000, * which includes some code which overrides all temperature diff --git a/arch/x86/kernel/acpi/sleep.c b/arch/x86/kernel/acpi/sleep.c index d1daead..acd77e2 100644 --- a/arch/x86/kernel/acpi/sleep.c +++ b/arch/x86/kernel/acpi/sleep.c @@ -99,8 +99,12 @@ int x86_acpi_suspend_lowlevel(void) #else /* CONFIG_64BIT */ #ifdef CONFIG_SMP stack_start = (unsigned long)temp_stack + sizeof(temp_stack); + + pax_open_kernel(); early_gdt_descr.address = (unsigned long)get_cpu_gdt_table(smp_processor_id()); + pax_close_kernel(); + initial_gs = per_cpu_offset(smp_processor_id()); #endif initial_code = (unsigned long)wakeup_long64; diff --git a/arch/x86/kernel/acpi/wakeup_32.S b/arch/x86/kernel/acpi/wakeup_32.S index 0c26b1b..a766e85 100644 --- a/arch/x86/kernel/acpi/wakeup_32.S +++ b/arch/x86/kernel/acpi/wakeup_32.S @@ -31,13 +31,11 @@ wakeup_pmode_return: # and restore the stack ... but you need gdt for this to work movl saved_context_esp, %esp - movl %cs:saved_magic, %eax - cmpl $0x12345678, %eax + cmpl $0x12345678, saved_magic jne bogus_magic # jump to place where we left off - movl saved_eip, %eax - jmp *%eax + jmp *(saved_eip) bogus_magic: jmp bogus_magic diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c index 25f9093..f630040 100644 --- a/arch/x86/kernel/alternative.c +++ b/arch/x86/kernel/alternative.c @@ -20,6 +20,7 @@ #include <asm/tlbflush.h> #include <asm/io.h> #include <asm/fixmap.h> +#include <asm/boot.h> int __read_mostly alternatives_patched; @@ -261,7 +262,9 @@ static void __init_or_module add_nops(void *insns, unsigned int len) unsigned int noplen = len; if (noplen > ASM_NOP_MAX) noplen = ASM_NOP_MAX; + pax_open_kernel(); memcpy(insns, ideal_nops[noplen], noplen); + pax_close_kernel(); insns += noplen; len -= noplen; } @@ -289,6 +292,13 @@ recompute_jump(struct alt_instr *a, u8 *orig_insn, u8 *repl_insn, u8 *insnbuf) if (a->replacementlen != 5) return; +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) + if (orig_insn < (u8 *)_text || (u8 *)_einittext <= orig_insn) + orig_insn = (u8 *)ktva_ktla((unsigned long)orig_insn); + else + orig_insn -= ____LOAD_PHYSICAL_ADDR - LOAD_PHYSICAL_ADDR; +#endif + o_dspl = *(s32 *)(insnbuf + 1); /* next_rip of the replacement JMP */ @@ -364,6 +374,7 @@ void __init_or_module apply_alternatives(struct alt_instr *start, { struct alt_instr *a; u8 *instr, *replacement; + u8 *vinstr, *vreplacement; u8 insnbuf[MAX_PATCH_LEN]; DPRINTK("alt table %p -> %p", start, end); @@ -379,46 +390,71 @@ void __init_or_module apply_alternatives(struct alt_instr *start, for (a = start; a < end; a++) { int insnbuf_sz = 0; - instr = (u8 *)&a->instr_offset + a->instr_offset; - replacement = (u8 *)&a->repl_offset + a->repl_offset; + vinstr = instr = (u8 *)&a->instr_offset + a->instr_offset; + +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) + if ((u8 *)_text - (____LOAD_PHYSICAL_ADDR - LOAD_PHYSICAL_ADDR) <= instr && + instr < (u8 *)_einittext - (____LOAD_PHYSICAL_ADDR - LOAD_PHYSICAL_ADDR)) { + instr += ____LOAD_PHYSICAL_ADDR - LOAD_PHYSICAL_ADDR; + vinstr = (u8 *)ktla_ktva((unsigned long)instr); + } else if ((u8 *)_text <= instr && instr < (u8 *)_einittext) { + vinstr = (u8 *)ktla_ktva((unsigned long)instr); + } else { + instr = (u8 *)ktva_ktla((unsigned long)instr); + } +#endif + + vreplacement = replacement = (u8 *)&a->repl_offset + a->repl_offset; + +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) + if ((u8 *)_text - (____LOAD_PHYSICAL_ADDR - LOAD_PHYSICAL_ADDR) <= replacement && + replacement < (u8 *)_einittext - (____LOAD_PHYSICAL_ADDR - LOAD_PHYSICAL_ADDR)) { + replacement += ____LOAD_PHYSICAL_ADDR - LOAD_PHYSICAL_ADDR; + vreplacement = (u8 *)ktla_ktva((unsigned long)replacement); + } else if ((u8 *)_text <= replacement && replacement < (u8 *)_einittext) { + vreplacement = (u8 *)ktla_ktva((unsigned long)replacement); + } else + replacement = (u8 *)ktva_ktla((unsigned long)replacement); +#endif + BUG_ON(a->instrlen > sizeof(insnbuf)); BUG_ON(a->cpuid >= (NCAPINTS + NBUGINTS) * 32); if (!boot_cpu_has(a->cpuid)) { if (a->padlen > 1) - optimize_nops(a, instr); + optimize_nops(a, vinstr); continue; } - DPRINTK("feat: %d*32+%d, old: (%p, len: %d), repl: (%p, len: %d), pad: %d", + DPRINTK("feat: %d*32+%d, old: (%p/%p, len: %d), repl: (%p, len: %d), pad: %d", a->cpuid >> 5, a->cpuid & 0x1f, - instr, a->instrlen, - replacement, a->replacementlen, a->padlen); + instr, vinstr, a->instrlen, + vreplacement, a->replacementlen, a->padlen); - DUMP_BYTES(instr, a->instrlen, "%p: old_insn: ", instr); - DUMP_BYTES(replacement, a->replacementlen, "%p: rpl_insn: ", replacement); + DUMP_BYTES(vinstr, a->instrlen, "%p: old_insn: ", vinstr); + DUMP_BYTES(vreplacement, a->replacementlen, "%p: rpl_insn: ", vreplacement); - memcpy(insnbuf, replacement, a->replacementlen); + memcpy(insnbuf, vreplacement, a->replacementlen); insnbuf_sz = a->replacementlen; /* 0xe8 is a relative jump; fix the offset. */ if (*insnbuf == 0xe8 && a->replacementlen == 5) { - *(s32 *)(insnbuf + 1) += replacement - instr; + *(s32 *)(insnbuf + 1) += vreplacement - instr; DPRINTK("Fix CALL offset: 0x%x, CALL 0x%lx", *(s32 *)(insnbuf + 1), - (unsigned long)instr + *(s32 *)(insnbuf + 1) + 5); + (unsigned long)vinstr + *(s32 *)(insnbuf + 1) + 5); } - if (a->replacementlen && is_jmp(replacement[0])) - recompute_jump(a, instr, replacement, insnbuf); + if (a->replacementlen && is_jmp(vreplacement[0])) + recompute_jump(a, instr, vreplacement, insnbuf); if (a->instrlen > a->replacementlen) { add_nops(insnbuf + a->replacementlen, a->instrlen - a->replacementlen); insnbuf_sz += a->instrlen - a->replacementlen; } - DUMP_BYTES(insnbuf, insnbuf_sz, "%p: final_insn: ", instr); + DUMP_BYTES(insnbuf, insnbuf_sz, "%p: final_insn: ", vinstr); text_poke_early(instr, insnbuf, insnbuf_sz); } @@ -434,10 +470,16 @@ static void alternatives_smp_lock(const s32 *start, const s32 *end, for (poff = start; poff < end; poff++) { u8 *ptr = (u8 *)poff + *poff; +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) + ptr += ____LOAD_PHYSICAL_ADDR - LOAD_PHYSICAL_ADDR; + if (ptr < (u8 *)_text || (u8 *)_einittext <= ptr) + ptr -= ____LOAD_PHYSICAL_ADDR - LOAD_PHYSICAL_ADDR; +#endif + if (!*poff || ptr < text || ptr >= text_end) continue; /* turn DS segment override prefix into lock prefix */ - if (*ptr == 0x3e) + if (*(u8 *)ktla_ktva((unsigned long)ptr) == 0x3e) text_poke(ptr, ((unsigned char []){0xf0}), 1); } mutex_unlock(&text_mutex); @@ -452,10 +494,16 @@ static void alternatives_smp_unlock(const s32 *start, const s32 *end, for (poff = start; poff < end; poff++) { u8 *ptr = (u8 *)poff + *poff; +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) + ptr += ____LOAD_PHYSICAL_ADDR - LOAD_PHYSICAL_ADDR; + if (ptr < (u8 *)_text || (u8 *)_einittext <= ptr) + ptr -= ____LOAD_PHYSICAL_ADDR - LOAD_PHYSICAL_ADDR; +#endif + if (!*poff || ptr < text || ptr >= text_end) continue; /* turn lock prefix into DS segment override prefix */ - if (*ptr == 0xf0) + if (*(u8 *)ktla_ktva((unsigned long)ptr) == 0xf0) text_poke(ptr, ((unsigned char []){0x3E}), 1); } mutex_unlock(&text_mutex); @@ -592,7 +640,7 @@ void __init_or_module apply_paravirt(struct paravirt_patch_site *start, BUG_ON(p->len > MAX_PATCH_LEN); /* prep the buffer with the original instructions */ - memcpy(insnbuf, p->instr, p->len); + memcpy(insnbuf, (const void *)ktla_ktva((unsigned long)p->instr), p->len); used = pv_init_ops.patch(p->instrtype, p->clobbers, insnbuf, (unsigned long)p->instr, p->len); @@ -639,7 +687,7 @@ void __init alternative_instructions(void) if (!uniproc_patched || num_possible_cpus() == 1) free_init_pages("SMP alternatives", (unsigned long)__smp_locks, - (unsigned long)__smp_locks_end); + PAGE_ALIGN((unsigned long)__smp_locks_end)); #endif apply_paravirt(__parainstructions, __parainstructions_end); @@ -660,13 +708,17 @@ void __init alternative_instructions(void) * instructions. And on the local CPU you need to be protected again NMI or MCE * handlers seeing an inconsistent instruction while you patch. */ -void *__init_or_module text_poke_early(void *addr, const void *opcode, +void *__kprobes text_poke_early(void *addr, const void *opcode, size_t len) { unsigned long flags; local_irq_save(flags); - memcpy(addr, opcode, len); + + pax_open_kernel(); + memcpy((void *)ktla_ktva((unsigned long)addr), opcode, len); sync_core(); + pax_close_kernel(); + local_irq_restore(flags); /* Could also do a CLFLUSH here to speed up CPU recovery; but that causes hangs on some VIA CPUs. */ @@ -688,36 +740,22 @@ void *__init_or_module text_poke_early(void *addr, const void *opcode, */ void *text_poke(void *addr, const void *opcode, size_t len) { - unsigned long flags; - char *vaddr; + unsigned char *vaddr = (void *)ktla_ktva((unsigned long)addr); struct page *pages[2]; - int i; + size_t i; if (!core_kernel_text((unsigned long)addr)) { - pages[0] = vmalloc_to_page(addr); - pages[1] = vmalloc_to_page(addr + PAGE_SIZE); + pages[0] = vmalloc_to_page(vaddr); + pages[1] = vmalloc_to_page(vaddr + PAGE_SIZE); } else { - pages[0] = virt_to_page(addr); + pages[0] = virt_to_page(vaddr); WARN_ON(!PageReserved(pages[0])); - pages[1] = virt_to_page(addr + PAGE_SIZE); + pages[1] = virt_to_page(vaddr + PAGE_SIZE); } BUG_ON(!pages[0]); - local_irq_save(flags); - set_fixmap(FIX_TEXT_POKE0, page_to_phys(pages[0])); - if (pages[1]) - set_fixmap(FIX_TEXT_POKE1, page_to_phys(pages[1])); - vaddr = (char *)fix_to_virt(FIX_TEXT_POKE0); - memcpy(&vaddr[(unsigned long)addr & ~PAGE_MASK], opcode, len); - clear_fixmap(FIX_TEXT_POKE0); - if (pages[1]) - clear_fixmap(FIX_TEXT_POKE1); - local_flush_tlb(); - sync_core(); - /* Could also do a CLFLUSH here to speed up CPU recovery; but - that causes hangs on some VIA CPUs. */ + text_poke_early(addr, opcode, len); for (i = 0; i < len; i++) - BUG_ON(((char *)addr)[i] != ((char *)opcode)[i]); - local_irq_restore(flags); + BUG_ON((vaddr)[i] != ((const unsigned char *)opcode)[i]); return addr; } @@ -771,7 +809,7 @@ int poke_int3_handler(struct pt_regs *regs) */ void *text_poke_bp(void *addr, const void *opcode, size_t len, void *handler) { - unsigned char int3 = 0xcc; + const unsigned char int3 = 0xcc; bp_int3_handler = handler; bp_int3_addr = (u8 *)addr + sizeof(int3); diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index 24e94ce..7bd6977 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -171,7 +171,7 @@ int first_system_vector = FIRST_SYSTEM_VECTOR; /* * Debug level, exported for io_apic.c */ -unsigned int apic_verbosity; +int apic_verbosity; int pic_mode; @@ -1868,7 +1868,7 @@ static inline void __smp_error_interrupt(struct pt_regs *regs) apic_write(APIC_ESR, 0); v = apic_read(APIC_ESR); ack_APIC_irq(); - atomic_inc(&irq_err_count); + atomic_inc_unchecked(&irq_err_count); apic_printk(APIC_DEBUG, KERN_DEBUG "APIC error on CPU%d: %02x", smp_processor_id(), v); diff --git a/arch/x86/kernel/apic/apic_flat_64.c b/arch/x86/kernel/apic/apic_flat_64.c index f92ab36..1884323 100644 --- a/arch/x86/kernel/apic/apic_flat_64.c +++ b/arch/x86/kernel/apic/apic_flat_64.c @@ -25,7 +25,7 @@ static struct apic apic_physflat; static struct apic apic_flat; -struct apic __read_mostly *apic = &apic_flat; +struct apic *apic __read_only = &apic_flat; EXPORT_SYMBOL_GPL(apic); static int flat_acpi_madt_oem_check(char *oem_id, char *oem_table_id) @@ -154,7 +154,7 @@ static int flat_probe(void) return 1; } -static struct apic apic_flat = { +static struct apic apic_flat __read_only = { .name = "flat", .probe = flat_probe, .acpi_madt_oem_check = flat_acpi_madt_oem_check, @@ -259,7 +259,7 @@ static int physflat_probe(void) return 0; } -static struct apic apic_physflat = { +static struct apic apic_physflat __read_only = { .name = "physical flat", .probe = physflat_probe, diff --git a/arch/x86/kernel/apic/apic_noop.c b/arch/x86/kernel/apic/apic_noop.c index 0d96749..ce6b722 100644 --- a/arch/x86/kernel/apic/apic_noop.c +++ b/arch/x86/kernel/apic/apic_noop.c @@ -108,7 +108,7 @@ static void noop_apic_write(u32 reg, u32 v) WARN_ON_ONCE(cpu_has_apic && !disable_apic); } -struct apic apic_noop = { +struct apic apic_noop __read_only = { .name = "noop", .probe = noop_probe, .acpi_madt_oem_check = NULL, diff --git a/arch/x86/kernel/apic/bigsmp_32.c b/arch/x86/kernel/apic/bigsmp_32.c index 971cf88..a8e01ae 100644 --- a/arch/x86/kernel/apic/bigsmp_32.c +++ b/arch/x86/kernel/apic/bigsmp_32.c @@ -147,7 +147,7 @@ static int probe_bigsmp(void) return dmi_bigsmp; } -static struct apic apic_bigsmp = { +static struct apic apic_bigsmp __read_only = { .name = "bigsmp", .probe = probe_bigsmp, diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c index 4f28215..e0b9a5d 100644 --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -1682,7 +1682,7 @@ static unsigned int startup_ioapic_irq(struct irq_data *data) return was_pending; } -atomic_t irq_mis_count; +atomic_unchecked_t irq_mis_count; #ifdef CONFIG_GENERIC_PENDING_IRQ static bool io_apic_level_ack_pending(struct mp_chip_data *data) @@ -1821,7 +1821,7 @@ static void ioapic_ack_level(struct irq_data *irq_data) * at the cpu. */ if (!(v & (1 << (i & 0x1f)))) { - atomic_inc(&irq_mis_count); + atomic_inc_unchecked(&irq_mis_count); eoi_ioapic_pin(cfg->vector, irq_data->chip_data); } @@ -1867,7 +1867,7 @@ static int ioapic_set_affinity(struct irq_data *irq_data, return ret; } -static struct irq_chip ioapic_chip __read_mostly = { +static struct irq_chip ioapic_chip = { .name = "IO-APIC", .irq_startup = startup_ioapic_irq, .irq_mask = mask_ioapic_irq, @@ -1936,7 +1936,7 @@ static void ack_lapic_irq(struct irq_data *data) ack_APIC_irq(); } -static struct irq_chip lapic_chip __read_mostly = { +static struct irq_chip lapic_chip = { .name = "local-APIC", .irq_mask = mask_lapic_irq, .irq_unmask = unmask_lapic_irq, diff --git a/arch/x86/kernel/apic/msi.c b/arch/x86/kernel/apic/msi.c index 5f1feb6..199d454 100644 --- a/arch/x86/kernel/apic/msi.c +++ b/arch/x86/kernel/apic/msi.c @@ -267,7 +267,7 @@ static void hpet_msi_write_msg(struct irq_data *data, struct msi_msg *msg) hpet_msi_write(irq_data_get_irq_handler_data(data), msg); } -static struct irq_chip hpet_msi_controller = { +static irq_chip_no_const hpet_msi_controller __read_only = { .name = "HPET-MSI", .irq_unmask = hpet_msi_unmask, .irq_mask = hpet_msi_mask, diff --git a/arch/x86/kernel/apic/probe_32.c b/arch/x86/kernel/apic/probe_32.c index 7694ae6..5abb08e 100644 --- a/arch/x86/kernel/apic/probe_32.c +++ b/arch/x86/kernel/apic/probe_32.c @@ -72,7 +72,7 @@ static int probe_default(void) return 1; } -static struct apic apic_default = { +static struct apic apic_default __read_only = { .name = "default", .probe = probe_default, @@ -126,7 +126,7 @@ static struct apic apic_default = { apic_driver(apic_default); -struct apic *apic = &apic_default; +struct apic *apic __read_only = &apic_default; EXPORT_SYMBOL_GPL(apic); static int cmdline_apic __initdata; diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c index 861bc59..a721835 100644 --- a/arch/x86/kernel/apic/vector.c +++ b/arch/x86/kernel/apic/vector.c @@ -36,6 +36,7 @@ static struct irq_chip lapic_controller; static struct apic_chip_data *legacy_irq_data[NR_IRQS_LEGACY]; #endif +void lock_vector_lock(void) __acquires(&vector_lock); void lock_vector_lock(void) { /* Used to the online set of cpus does not change @@ -44,6 +45,7 @@ void lock_vector_lock(void) raw_spin_lock(&vector_lock); } +void unlock_vector_lock(void) __releases(&vector_lock); void unlock_vector_lock(void) { raw_spin_unlock(&vector_lock); diff --git a/arch/x86/kernel/apic/x2apic_cluster.c b/arch/x86/kernel/apic/x2apic_cluster.c index cc8311c..d72f027 100644 --- a/arch/x86/kernel/apic/x2apic_cluster.c +++ b/arch/x86/kernel/apic/x2apic_cluster.c @@ -234,7 +234,7 @@ static void cluster_vector_allocation_domain(int cpu, struct cpumask *retmask, cpumask_and(retmask, mask, per_cpu(cpus_in_cluster, cpu)); } -static struct apic apic_x2apic_cluster = { +static struct apic apic_x2apic_cluster __read_only = { .name = "cluster x2apic", .probe = x2apic_cluster_probe, diff --git a/arch/x86/kernel/apic/x2apic_phys.c b/arch/x86/kernel/apic/x2apic_phys.c index 662e915..e721634 100644 --- a/arch/x86/kernel/apic/x2apic_phys.c +++ b/arch/x86/kernel/apic/x2apic_phys.c @@ -90,7 +90,7 @@ static int x2apic_phys_probe(void) return apic == &apic_x2apic_phys; } -static struct apic apic_x2apic_phys = { +static struct apic apic_x2apic_phys __read_only = { .name = "physical x2apic", .probe = x2apic_phys_probe, diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c index 4a13946..067ed8c 100644 --- a/arch/x86/kernel/apic/x2apic_uv_x.c +++ b/arch/x86/kernel/apic/x2apic_uv_x.c @@ -374,7 +374,7 @@ static int uv_probe(void) return apic == &apic_x2apic_uv_x; } -static struct apic __refdata apic_x2apic_uv_x = { +static struct apic apic_x2apic_uv_x __read_only = { .name = "UV large system", .probe = uv_probe, diff --git a/arch/x86/kernel/apm_32.c b/arch/x86/kernel/apm_32.c index 052c9c3..bc22ccdba 100644 --- a/arch/x86/kernel/apm_32.c +++ b/arch/x86/kernel/apm_32.c @@ -432,7 +432,7 @@ static DEFINE_MUTEX(apm_mutex); * This is for buggy BIOS's that refer to (real mode) segment 0x40 * even though they are called in protected mode. */ -static struct desc_struct bad_bios_desc = GDT_ENTRY_INIT(0x4092, +static const struct desc_struct bad_bios_desc = GDT_ENTRY_INIT(0x4093, (unsigned long)__va(0x400UL), PAGE_SIZE - 0x400 - 1); static const char driver_version[] = "1.16ac"; /* no spaces */ @@ -610,7 +610,10 @@ static long __apm_bios_call(void *_call) BUG_ON(cpu != 0); gdt = get_cpu_gdt_table(cpu); save_desc_40 = gdt[0x40 / 8]; + + pax_open_kernel(); gdt[0x40 / 8] = bad_bios_desc; + pax_close_kernel(); apm_irq_save(flags); APM_DO_SAVE_SEGS; @@ -619,7 +622,11 @@ static long __apm_bios_call(void *_call) &call->esi); APM_DO_RESTORE_SEGS; apm_irq_restore(flags); + + pax_open_kernel(); gdt[0x40 / 8] = save_desc_40; + pax_close_kernel(); + put_cpu(); return call->eax & 0xff; @@ -686,7 +693,10 @@ static long __apm_bios_call_simple(void *_call) BUG_ON(cpu != 0); gdt = get_cpu_gdt_table(cpu); save_desc_40 = gdt[0x40 / 8]; + + pax_open_kernel(); gdt[0x40 / 8] = bad_bios_desc; + pax_close_kernel(); apm_irq_save(flags); APM_DO_SAVE_SEGS; @@ -694,7 +704,11 @@ static long __apm_bios_call_simple(void *_call) &call->eax); APM_DO_RESTORE_SEGS; apm_irq_restore(flags); + + pax_open_kernel(); gdt[0x40 / 8] = save_desc_40; + pax_close_kernel(); + put_cpu(); return error; } @@ -2039,7 +2053,7 @@ static int __init swab_apm_power_in_minutes(const struct dmi_system_id *d) return 0; } -static struct dmi_system_id __initdata apm_dmi_table[] = { +static const struct dmi_system_id __initconst apm_dmi_table[] = { { print_if_true, KERN_WARNING "IBM T23 - BIOS 1.03b+ and controller firmware 1.02+ may be needed for Linux APM.", @@ -2349,12 +2363,15 @@ static int __init apm_init(void) * code to that CPU. */ gdt = get_cpu_gdt_table(0); + + pax_open_kernel(); set_desc_base(&gdt[APM_CS >> 3], (unsigned long)__va((unsigned long)apm_info.bios.cseg << 4)); set_desc_base(&gdt[APM_CS_16 >> 3], (unsigned long)__va((unsigned long)apm_info.bios.cseg_16 << 4)); set_desc_base(&gdt[APM_DS >> 3], (unsigned long)__va((unsigned long)apm_info.bios.dseg << 4)); + pax_close_kernel(); proc_create("apm", 0, NULL, &apm_file_ops); diff --git a/arch/x86/kernel/asm-offsets.c b/arch/x86/kernel/asm-offsets.c index 8e3d22a1..37118b6 100644 --- a/arch/x86/kernel/asm-offsets.c +++ b/arch/x86/kernel/asm-offsets.c @@ -32,6 +32,8 @@ void common(void) { OFFSET(TI_flags, thread_info, flags); OFFSET(TI_status, thread_info, status); OFFSET(TI_addr_limit, thread_info, addr_limit); + OFFSET(TI_lowest_stack, thread_info, lowest_stack); + DEFINE(TI_task_thread_sp0, offsetof(struct task_struct, thread.sp0) - offsetof(struct task_struct, tinfo)); BLANK(); OFFSET(crypto_tfm_ctx_offset, crypto_tfm, __crt_ctx); @@ -73,8 +75,26 @@ void common(void) { #endif OFFSET(PV_CPU_read_cr0, pv_cpu_ops, read_cr0); OFFSET(PV_MMU_read_cr2, pv_mmu_ops, read_cr2); + +#ifdef CONFIG_PAX_KERNEXEC + OFFSET(PV_CPU_write_cr0, pv_cpu_ops, write_cr0); #endif +#ifdef CONFIG_PAX_MEMORY_UDEREF + OFFSET(PV_MMU_read_cr3, pv_mmu_ops, read_cr3); + OFFSET(PV_MMU_write_cr3, pv_mmu_ops, write_cr3); +#ifdef CONFIG_X86_64 + OFFSET(PV_MMU_set_pgd_batched, pv_mmu_ops, set_pgd_batched); +#endif +#endif + +#endif + + BLANK(); + DEFINE(PAGE_SIZE_asm, PAGE_SIZE); + DEFINE(PAGE_SHIFT_asm, PAGE_SHIFT); + DEFINE(THREAD_SIZE_asm, THREAD_SIZE); + #ifdef CONFIG_XEN BLANK(); OFFSET(XEN_vcpu_info_mask, vcpu_info, evtchn_upcall_mask); diff --git a/arch/x86/kernel/asm-offsets_64.c b/arch/x86/kernel/asm-offsets_64.c index d8f42f9..a46f1fc 100644 --- a/arch/x86/kernel/asm-offsets_64.c +++ b/arch/x86/kernel/asm-offsets_64.c @@ -59,6 +59,7 @@ int main(void) BLANK(); #undef ENTRY + DEFINE(TSS_size, sizeof(struct tss_struct)); OFFSET(TSS_ist, tss_struct, x86_tss.ist); OFFSET(TSS_sp0, tss_struct, x86_tss.sp0); BLANK(); diff --git a/arch/x86/kernel/cpu/Makefile b/arch/x86/kernel/cpu/Makefile index 4eb065c..40dd012 100644 --- a/arch/x86/kernel/cpu/Makefile +++ b/arch/x86/kernel/cpu/Makefile @@ -8,10 +8,6 @@ CFLAGS_REMOVE_common.o = -pg CFLAGS_REMOVE_perf_event.o = -pg endif -# Make sure load_percpu_segment has no stackprotector -nostackp := $(call cc-option, -fno-stack-protector) -CFLAGS_common.o := $(nostackp) - obj-y := intel_cacheinfo.o scattered.o topology.o obj-y += common.o obj-y += rdrand.o diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c index 4a70fc6..7720ca5 100644 --- a/arch/x86/kernel/cpu/amd.c +++ b/arch/x86/kernel/cpu/amd.c @@ -754,7 +754,7 @@ static void init_amd(struct cpuinfo_x86 *c) static unsigned int amd_size_cache(struct cpuinfo_x86 *c, unsigned int size) { /* AMD errata T13 (order #21922) */ - if ((c->x86 == 6)) { + if (c->x86 == 6) { /* Duron Rev A0 */ if (c->x86_model == 3 && c->x86_mask == 0) size = 64; diff --git a/arch/x86/kernel/cpu/bugs_64.c b/arch/x86/kernel/cpu/bugs_64.c index 04f0fe5..3c0598c 100644 --- a/arch/x86/kernel/cpu/bugs_64.c +++ b/arch/x86/kernel/cpu/bugs_64.c @@ -10,6 +10,7 @@ #include <asm/processor.h> #include <asm/mtrr.h> #include <asm/cacheflush.h> +#include <asm/sections.h> void __init check_bugs(void) { @@ -18,6 +19,7 @@ void __init check_bugs(void) printk(KERN_INFO "CPU: "); print_cpu_info(&boot_cpu_data); #endif + set_memory_nx((unsigned long)_sinitdata, (__START_KERNEL_map + KERNEL_IMAGE_SIZE - (unsigned long)_sinitdata) >> PAGE_SHIFT); alternative_instructions(); /* diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c index 1a292573..f917fff 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c @@ -92,60 +92,6 @@ static const struct cpu_dev default_cpu = { static const struct cpu_dev *this_cpu = &default_cpu; -DEFINE_PER_CPU_PAGE_ALIGNED(struct gdt_page, gdt_page) = { .gdt = { -#ifdef CONFIG_X86_64 - /* - * We need valid kernel segments for data and code in long mode too - * IRET will check the segment types kkeil 2000/10/28 - * Also sysret mandates a special GDT layout - * - * TLS descriptors are currently at a different place compared to i386. - * Hopefully nobody expects them at a fixed place (Wine?) - */ - [GDT_ENTRY_KERNEL32_CS] = GDT_ENTRY_INIT(0xc09b, 0, 0xfffff), - [GDT_ENTRY_KERNEL_CS] = GDT_ENTRY_INIT(0xa09b, 0, 0xfffff), - [GDT_ENTRY_KERNEL_DS] = GDT_ENTRY_INIT(0xc093, 0, 0xfffff), - [GDT_ENTRY_DEFAULT_USER32_CS] = GDT_ENTRY_INIT(0xc0fb, 0, 0xfffff), - [GDT_ENTRY_DEFAULT_USER_DS] = GDT_ENTRY_INIT(0xc0f3, 0, 0xfffff), - [GDT_ENTRY_DEFAULT_USER_CS] = GDT_ENTRY_INIT(0xa0fb, 0, 0xfffff), -#else - [GDT_ENTRY_KERNEL_CS] = GDT_ENTRY_INIT(0xc09a, 0, 0xfffff), - [GDT_ENTRY_KERNEL_DS] = GDT_ENTRY_INIT(0xc092, 0, 0xfffff), - [GDT_ENTRY_DEFAULT_USER_CS] = GDT_ENTRY_INIT(0xc0fa, 0, 0xfffff), - [GDT_ENTRY_DEFAULT_USER_DS] = GDT_ENTRY_INIT(0xc0f2, 0, 0xfffff), - /* - * Segments used for calling PnP BIOS have byte granularity. - * They code segments and data segments have fixed 64k limits, - * the transfer segment sizes are set at run time. - */ - /* 32-bit code */ - [GDT_ENTRY_PNPBIOS_CS32] = GDT_ENTRY_INIT(0x409a, 0, 0xffff), - /* 16-bit code */ - [GDT_ENTRY_PNPBIOS_CS16] = GDT_ENTRY_INIT(0x009a, 0, 0xffff), - /* 16-bit data */ - [GDT_ENTRY_PNPBIOS_DS] = GDT_ENTRY_INIT(0x0092, 0, 0xffff), - /* 16-bit data */ - [GDT_ENTRY_PNPBIOS_TS1] = GDT_ENTRY_INIT(0x0092, 0, 0), - /* 16-bit data */ - [GDT_ENTRY_PNPBIOS_TS2] = GDT_ENTRY_INIT(0x0092, 0, 0), - /* - * The APM segments have byte granularity and their bases - * are set at run time. All have 64k limits. - */ - /* 32-bit code */ - [GDT_ENTRY_APMBIOS_BASE] = GDT_ENTRY_INIT(0x409a, 0, 0xffff), - /* 16-bit code */ - [GDT_ENTRY_APMBIOS_BASE+1] = GDT_ENTRY_INIT(0x009a, 0, 0xffff), - /* data */ - [GDT_ENTRY_APMBIOS_BASE+2] = GDT_ENTRY_INIT(0x4092, 0, 0xffff), - - [GDT_ENTRY_ESPFIX_SS] = GDT_ENTRY_INIT(0xc092, 0, 0xfffff), - [GDT_ENTRY_PERCPU] = GDT_ENTRY_INIT(0xc092, 0, 0xfffff), - GDT_STACK_CANARY_INIT -#endif -} }; -EXPORT_PER_CPU_SYMBOL_GPL(gdt_page); - static int __init x86_mpx_setup(char *s) { /* require an exact match without trailing characters */ @@ -287,6 +233,109 @@ static __always_inline void setup_smap(struct cpuinfo_x86 *c) } } +#ifdef CONFIG_PAX_MEMORY_UDEREF +#ifdef CONFIG_X86_64 +static bool uderef_enabled __read_only = true; +unsigned long pax_user_shadow_base __read_only; +EXPORT_SYMBOL(pax_user_shadow_base); +extern char pax_enter_kernel_user[]; +extern char pax_exit_kernel_user[]; + +static int __init setup_pax_weakuderef(char *str) +{ + if (uderef_enabled) + pax_user_shadow_base = 1UL << TASK_SIZE_MAX_SHIFT; + return 1; +} +__setup("pax_weakuderef", setup_pax_weakuderef); +#endif + +static int __init setup_pax_nouderef(char *str) +{ +#ifdef CONFIG_X86_32 + unsigned int cpu; + struct desc_struct *gdt; + + for (cpu = 0; cpu < nr_cpu_ids; cpu++) { + gdt = get_cpu_gdt_table(cpu); + gdt[GDT_ENTRY_KERNEL_DS].type = 3; + gdt[GDT_ENTRY_KERNEL_DS].limit = 0xf; + gdt[GDT_ENTRY_DEFAULT_USER_CS].limit = 0xf; + gdt[GDT_ENTRY_DEFAULT_USER_DS].limit = 0xf; + } + loadsegment(ds, __KERNEL_DS); + loadsegment(es, __KERNEL_DS); + loadsegment(ss, __KERNEL_DS); +#else + memcpy(pax_enter_kernel_user, (unsigned char []){0xc3}, 1); + memcpy(pax_exit_kernel_user, (unsigned char []){0xc3}, 1); + clone_pgd_mask = ~(pgdval_t)0UL; + pax_user_shadow_base = 0UL; + setup_clear_cpu_cap(X86_FEATURE_PCIDUDEREF); + uderef_enabled = false; +#endif + + return 0; +} +early_param("pax_nouderef", setup_pax_nouderef); +#endif + +#ifdef CONFIG_X86_64 +static __init int setup_disable_pcid(char *arg) +{ + setup_clear_cpu_cap(X86_FEATURE_PCID); + setup_clear_cpu_cap(X86_FEATURE_INVPCID); + +#ifdef CONFIG_PAX_MEMORY_UDEREF + if (uderef_enabled) + pax_user_shadow_base = 1UL << TASK_SIZE_MAX_SHIFT; +#endif + + return 1; +} +__setup("nopcid", setup_disable_pcid); + +static void setup_pcid(struct cpuinfo_x86 *c) +{ + if (cpu_has(c, X86_FEATURE_PCID)) { + printk("PAX: PCID detected\n"); + cr4_set_bits(X86_CR4_PCIDE); + } else + clear_cpu_cap(c, X86_FEATURE_INVPCID); + + if (cpu_has(c, X86_FEATURE_INVPCID)) + printk("PAX: INVPCID detected\n"); + +#ifdef CONFIG_PAX_MEMORY_UDEREF + if (!uderef_enabled) { + printk("PAX: UDEREF disabled\n"); + return; + } + + if (!cpu_has(c, X86_FEATURE_PCID)) { + pax_open_kernel(); + pax_user_shadow_base = 1UL << TASK_SIZE_MAX_SHIFT; + pax_close_kernel(); + printk("PAX: slow and weak UDEREF enabled\n"); + return; + } + + set_cpu_cap(c, X86_FEATURE_PCIDUDEREF); + + pax_open_kernel(); + clone_pgd_mask = ~(pgdval_t)0UL; + pax_close_kernel(); + if (pax_user_shadow_base) + printk("PAX: weak UDEREF enabled\n"); + else { + set_cpu_cap(c, X86_FEATURE_STRONGUDEREF); + printk("PAX: strong UDEREF enabled\n"); + } +#endif + +} +#endif + /* * Some CPU features depend on higher CPUID levels, which may not always * be available due to CPUID level capping or broken virtualization @@ -387,7 +436,7 @@ void switch_to_new_gdt(int cpu) { struct desc_ptr gdt_descr; - gdt_descr.address = (long)get_cpu_gdt_table(cpu); + gdt_descr.address = (unsigned long)get_cpu_gdt_table(cpu); gdt_descr.size = GDT_SIZE - 1; load_gdt(&gdt_descr); /* Reload the per-cpu base */ @@ -918,6 +967,20 @@ static void identify_cpu(struct cpuinfo_x86 *c) setup_smep(c); setup_smap(c); +#ifdef CONFIG_X86_32 +#ifdef CONFIG_PAX_PAGEEXEC + if (!(__supported_pte_mask & _PAGE_NX)) + clear_cpu_cap(c, X86_FEATURE_PSE); +#endif +#if defined(CONFIG_PAX_SEGMEXEC) || defined(CONFIG_PAX_KERNEXEC) || defined(CONFIG_PAX_MEMORY_UDEREF) + clear_cpu_cap(c, X86_FEATURE_SEP); +#endif +#endif + +#ifdef CONFIG_X86_64 + setup_pcid(c); +#endif + /* * The vendor-specific functions might have changed features. * Now we do "generic changes." @@ -992,7 +1055,7 @@ void enable_sep_cpu(void) int cpu; cpu = get_cpu(); - tss = &per_cpu(cpu_tss, cpu); + tss = cpu_tss + cpu; if (!boot_cpu_has(X86_FEATURE_SEP)) goto out; @@ -1138,10 +1201,12 @@ static __init int setup_disablecpuid(char *arg) } __setup("clearcpuid=", setup_disablecpuid); +DEFINE_PER_CPU(struct thread_info *, current_tinfo) = &init_task.tinfo; +EXPORT_PER_CPU_SYMBOL(current_tinfo); + #ifdef CONFIG_X86_64 -struct desc_ptr idt_descr = { NR_VECTORS * 16 - 1, (unsigned long) idt_table }; -struct desc_ptr debug_idt_descr = { NR_VECTORS * 16 - 1, - (unsigned long) debug_idt_table }; +struct desc_ptr idt_descr __read_only = { NR_VECTORS * 16 - 1, (unsigned long) idt_table }; +const struct desc_ptr debug_idt_descr = { NR_VECTORS * 16 - 1, (unsigned long) debug_idt_table }; DEFINE_PER_CPU_FIRST(union irq_stack_union, irq_stack_union) __aligned(PAGE_SIZE) __visible; @@ -1253,21 +1318,21 @@ EXPORT_PER_CPU_SYMBOL(current_task); DEFINE_PER_CPU(int, __preempt_count) = INIT_PREEMPT_COUNT; EXPORT_PER_CPU_SYMBOL(__preempt_count); +#ifdef CONFIG_CC_STACKPROTECTOR +DEFINE_PER_CPU_ALIGNED(struct stack_canary, stack_canary); +#endif + +#endif /* CONFIG_X86_64 */ + /* * On x86_32, vm86 modifies tss.sp0, so sp0 isn't a reliable way to find * the top of the kernel stack. Use an extra percpu variable to track the * top of the kernel stack directly. */ DEFINE_PER_CPU(unsigned long, cpu_current_top_of_stack) = - (unsigned long)&init_thread_union + THREAD_SIZE; + (unsigned long)&init_thread_union - 16 + THREAD_SIZE; EXPORT_PER_CPU_SYMBOL(cpu_current_top_of_stack); -#ifdef CONFIG_CC_STACKPROTECTOR -DEFINE_PER_CPU_ALIGNED(struct stack_canary, stack_canary); -#endif - -#endif /* CONFIG_X86_64 */ - /* * Clear all 6 debug registers: */ @@ -1343,7 +1408,7 @@ void cpu_init(void) */ load_ucode_ap(); - t = &per_cpu(cpu_tss, cpu); + t = cpu_tss + cpu; oist = &per_cpu(orig_ist, cpu); #ifdef CONFIG_NUMA @@ -1375,7 +1440,6 @@ void cpu_init(void) wrmsrl(MSR_KERNEL_GS_BASE, 0); barrier(); - x86_configure_nx(); x2apic_setup(); /* @@ -1427,7 +1491,7 @@ void cpu_init(void) { int cpu = smp_processor_id(); struct task_struct *curr = current; - struct tss_struct *t = &per_cpu(cpu_tss, cpu); + struct tss_struct *t = cpu_tss + cpu; struct thread_struct *thread = &curr->thread; wait_for_master_cpu(cpu); diff --git a/arch/x86/kernel/cpu/intel_cacheinfo.c b/arch/x86/kernel/cpu/intel_cacheinfo.c index be4febc..f7af533 100644 --- a/arch/x86/kernel/cpu/intel_cacheinfo.c +++ b/arch/x86/kernel/cpu/intel_cacheinfo.c @@ -519,25 +519,23 @@ cache_private_attrs_is_visible(struct kobject *kobj, return 0; } +static struct attribute *amd_l3_attrs[4]; + static struct attribute_group cache_private_group = { .is_visible = cache_private_attrs_is_visible, + .attrs = amd_l3_attrs, }; static void init_amd_l3_attrs(void) { int n = 1; - static struct attribute **amd_l3_attrs; - - if (amd_l3_attrs) /* already initialized */ - return; if (amd_nb_has_feature(AMD_NB_L3_INDEX_DISABLE)) n += 2; if (amd_nb_has_feature(AMD_NB_L3_PARTITIONING)) n += 1; - amd_l3_attrs = kcalloc(n, sizeof(*amd_l3_attrs), GFP_KERNEL); - if (!amd_l3_attrs) + if (n > 1 && amd_l3_attrs[0]) /* already initialized */ return; n = 0; @@ -547,8 +545,6 @@ static void init_amd_l3_attrs(void) } if (amd_nb_has_feature(AMD_NB_L3_PARTITIONING)) amd_l3_attrs[n++] = &dev_attr_subcaches.attr; - - cache_private_group.attrs = amd_l3_attrs; } const struct attribute_group * @@ -559,7 +555,7 @@ cache_get_priv_group(struct cacheinfo *this_leaf) if (this_leaf->level < 3 || !nb) return NULL; - if (nb && nb->l3_cache.indices) + if (nb->l3_cache.indices) init_amd_l3_attrs(); return &cache_private_group; diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c index 9d014b82..8186c29 100644 --- a/arch/x86/kernel/cpu/mcheck/mce.c +++ b/arch/x86/kernel/cpu/mcheck/mce.c @@ -47,6 +47,7 @@ #include <asm/tlbflush.h> #include <asm/mce.h> #include <asm/msr.h> +#include <asm/local.h> #include "mce-internal.h" @@ -212,8 +213,7 @@ static struct notifier_block mce_srao_nb; void mce_register_decode_chain(struct notifier_block *nb) { /* Ensure SRAO notifier has the highest priority in the decode chain. */ - if (nb != &mce_srao_nb && nb->priority == INT_MAX) - nb->priority -= 1; + BUG_ON(nb != &mce_srao_nb && nb->priority == INT_MAX); atomic_notifier_chain_register(&x86_mce_decoder_chain, nb); } @@ -237,7 +237,7 @@ static void print_mce(struct mce *m) !(m->mcgstatus & MCG_STATUS_EIPV) ? " !INEXACT!" : "", m->cs, m->ip); - if (m->cs == __KERNEL_CS) + if (m->cs == __KERNEL_CS || m->cs == __KERNEXEC_KERNEL_CS) print_symbol("{%s}", m->ip); pr_cont("\n"); } @@ -270,10 +270,10 @@ static void print_mce(struct mce *m) #define PANIC_TIMEOUT 5 /* 5 seconds */ -static atomic_t mce_panicked; +static atomic_unchecked_t mce_panicked; static int fake_panic; -static atomic_t mce_fake_panicked; +static atomic_unchecked_t mce_fake_panicked; /* Panic in progress. Enable interrupts and wait for final IPI */ static void wait_for_panic(void) @@ -297,7 +297,7 @@ static void mce_panic(const char *msg, struct mce *final, char *exp) /* * Make sure only one CPU runs in machine check panic */ - if (atomic_inc_return(&mce_panicked) > 1) + if (atomic_inc_return_unchecked(&mce_panicked) > 1) wait_for_panic(); barrier(); @@ -305,7 +305,7 @@ static void mce_panic(const char *msg, struct mce *final, char *exp) console_verbose(); } else { /* Don't log too much for fake panic */ - if (atomic_inc_return(&mce_fake_panicked) > 1) + if (atomic_inc_return_unchecked(&mce_fake_panicked) > 1) return; } /* First print corrected ones that are still unlogged */ @@ -344,7 +344,7 @@ static void mce_panic(const char *msg, struct mce *final, char *exp) if (!fake_panic) { if (panic_timeout == 0) panic_timeout = mca_cfg.panic_timeout; - panic(msg); + panic("%s", msg); } else pr_emerg(HW_ERR "Fake kernel panic: %s\n", msg); } @@ -697,7 +697,7 @@ static int mce_timed_out(u64 *t, const char *msg) * might have been modified by someone else. */ rmb(); - if (atomic_read(&mce_panicked)) + if (atomic_read_unchecked(&mce_panicked)) wait_for_panic(); if (!mca_cfg.monarch_timeout) goto out; @@ -1654,7 +1654,7 @@ static void unexpected_machine_check(struct pt_regs *regs, long error_code) } /* Call the installed machine check handler for this CPU setup. */ -void (*machine_check_vector)(struct pt_regs *, long error_code) = +void (*machine_check_vector)(struct pt_regs *, long error_code) __read_only = unexpected_machine_check; /* @@ -1683,7 +1683,9 @@ void mcheck_cpu_init(struct cpuinfo_x86 *c) return; } + pax_open_kernel(); machine_check_vector = do_machine_check; + pax_close_kernel(); __mcheck_cpu_init_generic(); __mcheck_cpu_init_vendor(c); @@ -1714,7 +1716,7 @@ void mcheck_cpu_clear(struct cpuinfo_x86 *c) */ static DEFINE_SPINLOCK(mce_chrdev_state_lock); -static int mce_chrdev_open_count; /* #times opened */ +static local_t mce_chrdev_open_count; /* #times opened */ static int mce_chrdev_open_exclu; /* already open exclusive? */ static int mce_chrdev_open(struct inode *inode, struct file *file) @@ -1722,7 +1724,7 @@ static int mce_chrdev_open(struct inode *inode, struct file *file) spin_lock(&mce_chrdev_state_lock); if (mce_chrdev_open_exclu || - (mce_chrdev_open_count && (file->f_flags & O_EXCL))) { + (local_read(&mce_chrdev_open_count) && (file->f_flags & O_EXCL))) { spin_unlock(&mce_chrdev_state_lock); return -EBUSY; @@ -1730,7 +1732,7 @@ static int mce_chrdev_open(struct inode *inode, struct file *file) if (file->f_flags & O_EXCL) mce_chrdev_open_exclu = 1; - mce_chrdev_open_count++; + local_inc(&mce_chrdev_open_count); spin_unlock(&mce_chrdev_state_lock); @@ -1741,7 +1743,7 @@ static int mce_chrdev_release(struct inode *inode, struct file *file) { spin_lock(&mce_chrdev_state_lock); - mce_chrdev_open_count--; + local_dec(&mce_chrdev_open_count); mce_chrdev_open_exclu = 0; spin_unlock(&mce_chrdev_state_lock); @@ -2421,7 +2423,7 @@ static __init void mce_init_banks(void) for (i = 0; i < mca_cfg.banks; i++) { struct mce_bank *b = &mce_banks[i]; - struct device_attribute *a = &b->attr; + device_attribute_no_const *a = &b->attr; sysfs_attr_init(&a->attr); a->attr.name = b->attrname; @@ -2528,7 +2530,7 @@ struct dentry *mce_get_debugfs_dir(void) static void mce_reset(void) { cpu_missing = 0; - atomic_set(&mce_fake_panicked, 0); + atomic_set_unchecked(&mce_fake_panicked, 0); atomic_set(&mce_executing, 0); atomic_set(&mce_callin, 0); atomic_set(&global_nwo, 0); diff --git a/arch/x86/kernel/cpu/mcheck/p5.c b/arch/x86/kernel/cpu/mcheck/p5.c index 12402e1..9e0f230 100644 --- a/arch/x86/kernel/cpu/mcheck/p5.c +++ b/arch/x86/kernel/cpu/mcheck/p5.c @@ -12,6 +12,7 @@ #include <asm/tlbflush.h> #include <asm/mce.h> #include <asm/msr.h> +#include <asm/pgtable.h> /* By default disabled */ int mce_p5_enabled __read_mostly; @@ -54,7 +55,9 @@ void intel_p5_mcheck_init(struct cpuinfo_x86 *c) if (!cpu_has(c, X86_FEATURE_MCE)) return; + pax_open_kernel(); machine_check_vector = pentium_machine_check; + pax_close_kernel(); /* Make sure the vector pointer is visible before we enable MCEs: */ wmb(); diff --git a/arch/x86/kernel/cpu/mcheck/winchip.c b/arch/x86/kernel/cpu/mcheck/winchip.c index 01dd870..6fd1c59 100644 --- a/arch/x86/kernel/cpu/mcheck/winchip.c +++ b/arch/x86/kernel/cpu/mcheck/winchip.c @@ -11,6 +11,7 @@ #include <asm/tlbflush.h> #include <asm/mce.h> #include <asm/msr.h> +#include <asm/pgtable.h> /* Machine check handler for WinChip C6: */ static void winchip_machine_check(struct pt_regs *regs, long error_code) @@ -28,7 +29,9 @@ void winchip_mcheck_init(struct cpuinfo_x86 *c) { u32 lo, hi; + pax_open_kernel(); machine_check_vector = winchip_machine_check; + pax_close_kernel(); /* Make sure the vector pointer is visible before we enable MCEs: */ wmb(); diff --git a/arch/x86/kernel/cpu/microcode/intel.c b/arch/x86/kernel/cpu/microcode/intel.c index 969dc17..a9c3fdd 100644 --- a/arch/x86/kernel/cpu/microcode/intel.c +++ b/arch/x86/kernel/cpu/microcode/intel.c @@ -237,13 +237,13 @@ static enum ucode_state request_microcode_fw(int cpu, struct device *device, static int get_ucode_user(void *to, const void *from, size_t n) { - return copy_from_user(to, from, n); + return copy_from_user(to, (const void __force_user *)from, n); } static enum ucode_state request_microcode_user(int cpu, const void __user *buf, size_t size) { - return generic_load_microcode(cpu, (void *)buf, size, &get_ucode_user); + return generic_load_microcode(cpu, (__force_kernel void *)buf, size, &get_ucode_user); } static void microcode_fini_cpu(int cpu) diff --git a/arch/x86/kernel/cpu/mtrr/generic.c b/arch/x86/kernel/cpu/mtrr/generic.c index 3b533cf..b40d426 100644 --- a/arch/x86/kernel/cpu/mtrr/generic.c +++ b/arch/x86/kernel/cpu/mtrr/generic.c @@ -723,7 +723,8 @@ static DEFINE_RAW_SPINLOCK(set_atomicity_lock); * The caller must ensure that local interrupts are disabled and * are reenabled after post_set() has been called. */ -static void prepare_set(void) __acquires(set_atomicity_lock) +static void prepare_set(void) __acquires(&set_atomicity_lock); +static void prepare_set(void) { unsigned long cr0; @@ -759,7 +760,8 @@ static void prepare_set(void) __acquires(set_atomicity_lock) wbinvd(); } -static void post_set(void) __releases(set_atomicity_lock) +static void post_set(void) __releases(&set_atomicity_lock); +static void post_set(void) { /* Flush TLBs (no need to flush caches - they are disabled) */ count_vm_tlb_event(NR_TLB_LOCAL_FLUSH_ALL); diff --git a/arch/x86/kernel/cpu/mtrr/main.c b/arch/x86/kernel/cpu/mtrr/main.c index f891b47..9dff300 100644 --- a/arch/x86/kernel/cpu/mtrr/main.c +++ b/arch/x86/kernel/cpu/mtrr/main.c @@ -72,7 +72,7 @@ static DEFINE_MUTEX(mtrr_mutex); u64 size_or_mask, size_and_mask; static bool mtrr_aps_delayed_init; -static const struct mtrr_ops *mtrr_ops[X86_VENDOR_NUM]; +static const struct mtrr_ops *mtrr_ops[X86_VENDOR_NUM] __read_only; const struct mtrr_ops *mtrr_if; diff --git a/arch/x86/kernel/cpu/mtrr/mtrr.h b/arch/x86/kernel/cpu/mtrr/mtrr.h index 951884d..4796b75 100644 --- a/arch/x86/kernel/cpu/mtrr/mtrr.h +++ b/arch/x86/kernel/cpu/mtrr/mtrr.h @@ -25,7 +25,7 @@ struct mtrr_ops { int (*validate_add_page)(unsigned long base, unsigned long size, unsigned int type); int (*have_wrcomb)(void); -}; +} __do_const; extern int generic_get_free_region(unsigned long base, unsigned long size, int replace_reg); diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c index 66dd3fe9..c9bfa35 100644 --- a/arch/x86/kernel/cpu/perf_event.c +++ b/arch/x86/kernel/cpu/perf_event.c @@ -1518,7 +1518,7 @@ static void __init pmu_check_apic(void) } -static struct attribute_group x86_pmu_format_group = { +static attribute_group_no_const x86_pmu_format_group = { .name = "format", .attrs = NULL, }; @@ -1617,7 +1617,7 @@ static struct attribute *events_attr[] = { NULL, }; -static struct attribute_group x86_pmu_events_group = { +static attribute_group_no_const x86_pmu_events_group = { .name = "events", .attrs = events_attr, }; @@ -2176,7 +2176,7 @@ valid_user_frame(const void __user *fp, unsigned long size) static unsigned long get_segment_base(unsigned int segment) { struct desc_struct *desc; - int idx = segment >> 3; + unsigned int idx = segment >> 3; if ((segment & SEGMENT_TI_MASK) == SEGMENT_LDT) { #ifdef CONFIG_MODIFY_LDT_SYSCALL @@ -2198,7 +2198,7 @@ static unsigned long get_segment_base(unsigned int segment) if (idx > GDT_ENTRIES) return 0; - desc = raw_cpu_ptr(gdt_page.gdt) + idx; + desc = get_cpu_gdt_table(smp_processor_id()) + idx; } return get_desc_base(desc); @@ -2288,7 +2288,7 @@ perf_callchain_user(struct perf_callchain_entry *entry, struct pt_regs *regs) break; perf_callchain_store(entry, frame.return_address); - fp = frame.next_frame; + fp = (const void __force_user *)frame.next_frame; } } diff --git a/arch/x86/kernel/cpu/perf_event_amd_iommu.c b/arch/x86/kernel/cpu/perf_event_amd_iommu.c index 97242a9..cf9c30e 100644 --- a/arch/x86/kernel/cpu/perf_event_amd_iommu.c +++ b/arch/x86/kernel/cpu/perf_event_amd_iommu.c @@ -402,7 +402,7 @@ static void perf_iommu_del(struct perf_event *event, int flags) static __init int _init_events_attrs(struct perf_amd_iommu *perf_iommu) { struct attribute **attrs; - struct attribute_group *attr_group; + attribute_group_no_const *attr_group; int i = 0, j; while (amd_iommu_v2_event_descs[i].attr.attr.name) diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c index f63360b..5bf835d 100644 --- a/arch/x86/kernel/cpu/perf_event_intel.c +++ b/arch/x86/kernel/cpu/perf_event_intel.c @@ -2119,6 +2119,8 @@ __intel_get_event_constraints(struct cpu_hw_events *cpuc, int idx, } static void +intel_start_scheduling(struct cpu_hw_events *cpuc) __acquires(&cpuc->excl_cntrs->lock); +static void intel_start_scheduling(struct cpu_hw_events *cpuc) { struct intel_excl_cntrs *excl_cntrs = cpuc->excl_cntrs; @@ -2128,14 +2130,18 @@ intel_start_scheduling(struct cpu_hw_events *cpuc) /* * nothing needed if in group validation mode */ - if (cpuc->is_fake || !is_ht_workaround_enabled()) + if (cpuc->is_fake || !is_ht_workaround_enabled()) { + __acquire(&excl_cntrs->lock); return; + } /* * no exclusion needed */ - if (WARN_ON_ONCE(!excl_cntrs)) + if (WARN_ON_ONCE(!excl_cntrs)) { + __acquire(&excl_cntrs->lock); return; + } xl = &excl_cntrs->states[tid]; @@ -2175,6 +2181,8 @@ static void intel_commit_scheduling(struct cpu_hw_events *cpuc, int idx, int cnt } static void +intel_stop_scheduling(struct cpu_hw_events *cpuc) __releases(&cpuc->excl_cntrs->lock); +static void intel_stop_scheduling(struct cpu_hw_events *cpuc) { struct intel_excl_cntrs *excl_cntrs = cpuc->excl_cntrs; @@ -2184,13 +2192,18 @@ intel_stop_scheduling(struct cpu_hw_events *cpuc) /* * nothing needed if in group validation mode */ - if (cpuc->is_fake || !is_ht_workaround_enabled()) + if (cpuc->is_fake || !is_ht_workaround_enabled()) { + __release(&excl_cntrs->lock); return; + } + /* * no exclusion needed */ - if (WARN_ON_ONCE(!excl_cntrs)) + if (WARN_ON_ONCE(!excl_cntrs)) { + __release(&excl_cntrs->lock); return; + } xl = &excl_cntrs->states[tid]; @@ -2373,19 +2386,22 @@ static void intel_put_excl_constraints(struct cpu_hw_events *cpuc, * unused now. */ if (hwc->idx >= 0) { + bool sched_started; + xl = &excl_cntrs->states[tid]; + sched_started = xl->sched_started; /* * put_constraint may be called from x86_schedule_events() * which already has the lock held so here make locking * conditional. */ - if (!xl->sched_started) + if (!sched_started) raw_spin_lock(&excl_cntrs->lock); xl->state[hwc->idx] = INTEL_EXCL_UNUSED; - if (!xl->sched_started) + if (!sched_started) raw_spin_unlock(&excl_cntrs->lock); } } @@ -3258,10 +3274,10 @@ __init int intel_pmu_init(void) x86_pmu.num_counters_fixed = max((int)edx.split.num_counters_fixed, 3); if (boot_cpu_has(X86_FEATURE_PDCM)) { - u64 capabilities; + u64 capabilities = x86_pmu.intel_cap.capabilities; - rdmsrl(MSR_IA32_PERF_CAPABILITIES, capabilities); - x86_pmu.intel_cap.capabilities = capabilities; + if (rdmsrl_safe(MSR_IA32_PERF_CAPABILITIES, &x86_pmu.intel_cap.capabilities)) + x86_pmu.intel_cap.capabilities = capabilities; } intel_ds_init(); diff --git a/arch/x86/kernel/cpu/perf_event_intel_bts.c b/arch/x86/kernel/cpu/perf_event_intel_bts.c index d1c0f25..9d7332c 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_bts.c +++ b/arch/x86/kernel/cpu/perf_event_intel_bts.c @@ -250,7 +250,7 @@ static void bts_event_start(struct perf_event *event, int flags) __bts_event_start(event); /* PMI handler: this counter is running and likely generating PMIs */ - ACCESS_ONCE(bts->started) = 1; + ACCESS_ONCE_RW(bts->started) = 1; } static void __bts_event_stop(struct perf_event *event) @@ -264,7 +264,7 @@ static void __bts_event_stop(struct perf_event *event) if (event->hw.state & PERF_HES_STOPPED) return; - ACCESS_ONCE(event->hw.state) |= PERF_HES_STOPPED; + ACCESS_ONCE_RW(event->hw.state) |= PERF_HES_STOPPED; } static void bts_event_stop(struct perf_event *event, int flags) @@ -272,7 +272,7 @@ static void bts_event_stop(struct perf_event *event, int flags) struct bts_ctx *bts = this_cpu_ptr(&bts_ctx); /* PMI handler: don't restart this counter */ - ACCESS_ONCE(bts->started) = 0; + ACCESS_ONCE_RW(bts->started) = 0; __bts_event_stop(event); diff --git a/arch/x86/kernel/cpu/perf_event_intel_cqm.c b/arch/x86/kernel/cpu/perf_event_intel_cqm.c index 377e8f8..2982f48 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_cqm.c +++ b/arch/x86/kernel/cpu/perf_event_intel_cqm.c @@ -1364,7 +1364,9 @@ static int __init intel_cqm_init(void) goto out; } - event_attr_intel_cqm_llc_scale.event_str = str; + pax_open_kernel(); + *(const char **)&event_attr_intel_cqm_llc_scale.event_str = str; + pax_close_kernel(); ret = intel_cqm_setup_rmid_cache(); if (ret) diff --git a/arch/x86/kernel/cpu/perf_event_intel_pt.c b/arch/x86/kernel/cpu/perf_event_intel_pt.c index 4216928..cdae603 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_pt.c +++ b/arch/x86/kernel/cpu/perf_event_intel_pt.c @@ -132,16 +132,12 @@ static const struct attribute_group *pt_attr_groups[] = { static int __init pt_pmu_hw_init(void) { - struct dev_ext_attribute *de_attrs; - struct attribute **attrs; - size_t size; - int ret; + static struct dev_ext_attribute de_attrs[ARRAY_SIZE(pt_caps)]; + static struct attribute *attrs[ARRAY_SIZE(pt_caps)]; long i; - attrs = NULL; - ret = -ENODEV; if (!test_cpu_cap(&boot_cpu_data, X86_FEATURE_INTEL_PT)) - goto fail; + return -ENODEV; for (i = 0; i < PT_CPUID_LEAVES; i++) { cpuid_count(20, i, @@ -151,39 +147,25 @@ static int __init pt_pmu_hw_init(void) &pt_pmu.caps[CR_EDX + i*PT_CPUID_REGS_NUM]); } - ret = -ENOMEM; - size = sizeof(struct attribute *) * (ARRAY_SIZE(pt_caps)+1); - attrs = kzalloc(size, GFP_KERNEL); - if (!attrs) - goto fail; - - size = sizeof(struct dev_ext_attribute) * (ARRAY_SIZE(pt_caps)+1); - de_attrs = kzalloc(size, GFP_KERNEL); - if (!de_attrs) - goto fail; - + pax_open_kernel(); for (i = 0; i < ARRAY_SIZE(pt_caps); i++) { - struct dev_ext_attribute *de_attr = de_attrs + i; + struct dev_ext_attribute *de_attr = &de_attrs[i]; - de_attr->attr.attr.name = pt_caps[i].name; + *(const char **)&de_attr->attr.attr.name = pt_caps[i].name; sysfs_attr_init(&de_attr->attr.attr); - de_attr->attr.attr.mode = S_IRUGO; - de_attr->attr.show = pt_cap_show; - de_attr->var = (void *)i; + *(umode_t *)&de_attr->attr.attr.mode = S_IRUGO; + *(void **)&de_attr->attr.show = pt_cap_show; + *(void **)&de_attr->var = (void *)i; attrs[i] = &de_attr->attr.attr; } - pt_cap_group.attrs = attrs; + *(struct attribute ***)&pt_cap_group.attrs = attrs; + pax_close_kernel(); return 0; - -fail: - kfree(attrs); - - return ret; } #define RTIT_CTL_CYC_PSB (RTIT_CTL_CYCLEACC | \ @@ -999,7 +981,7 @@ static void pt_event_start(struct perf_event *event, int mode) return; } - ACCESS_ONCE(pt->handle_nmi) = 1; + ACCESS_ONCE_RW(pt->handle_nmi) = 1; event->hw.state = 0; pt_config_buffer(buf->cur->table, buf->cur_idx, @@ -1015,7 +997,7 @@ static void pt_event_stop(struct perf_event *event, int mode) * Protect against the PMI racing with disabling wrmsr, * see comment in intel_pt_interrupt(). */ - ACCESS_ONCE(pt->handle_nmi) = 0; + ACCESS_ONCE_RW(pt->handle_nmi) = 0; pt_config_start(false); if (event->hw.state == PERF_HES_STOPPED) diff --git a/arch/x86/kernel/cpu/perf_event_intel_rapl.c b/arch/x86/kernel/cpu/perf_event_intel_rapl.c index 81431c0..bc7524c 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_rapl.c +++ b/arch/x86/kernel/cpu/perf_event_intel_rapl.c @@ -502,7 +502,7 @@ static struct attribute *rapl_events_knl_attr[] = { NULL, }; -static struct attribute_group rapl_pmu_events_group = { +static attribute_group_no_const rapl_pmu_events_group __read_only = { .name = "events", .attrs = NULL, /* patched at runtime */ }; diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.c b/arch/x86/kernel/cpu/perf_event_intel_uncore.c index 560e525..f5d28a9 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_uncore.c +++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.c @@ -731,7 +731,7 @@ static void __init uncore_types_exit(struct intel_uncore_type **types) static int __init uncore_type_init(struct intel_uncore_type *type) { struct intel_uncore_pmu *pmus; - struct attribute_group *attr_group; + attribute_group_no_const *attr_group; struct attribute **attrs; int i, j; diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.h b/arch/x86/kernel/cpu/perf_event_intel_uncore.h index 72c54c2..c4170a4b 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_uncore.h +++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.h @@ -115,7 +115,7 @@ struct intel_uncore_box { struct uncore_event_desc { struct kobj_attribute attr; const char *config; -}; +} __do_const; ssize_t uncore_event_show(struct kobject *kobj, struct kobj_attribute *attr, char *buf); diff --git a/arch/x86/kernel/crash_dump_64.c b/arch/x86/kernel/crash_dump_64.c index afa64ad..dce67dd 100644 --- a/arch/x86/kernel/crash_dump_64.c +++ b/arch/x86/kernel/crash_dump_64.c @@ -36,7 +36,7 @@ ssize_t copy_oldmem_page(unsigned long pfn, char *buf, return -ENOMEM; if (userbuf) { - if (copy_to_user(buf, vaddr + offset, csize)) { + if (copy_to_user((char __force_user *)buf, vaddr + offset, csize)) { iounmap(vaddr); return -EFAULT; } diff --git a/arch/x86/kernel/doublefault.c b/arch/x86/kernel/doublefault.c index f6dfd93..892ade4 100644 --- a/arch/x86/kernel/doublefault.c +++ b/arch/x86/kernel/doublefault.c @@ -12,7 +12,7 @@ #define DOUBLEFAULT_STACKSIZE (1024) static unsigned long doublefault_stack[DOUBLEFAULT_STACKSIZE]; -#define STACK_START (unsigned long)(doublefault_stack+DOUBLEFAULT_STACKSIZE) +#define STACK_START (unsigned long)(doublefault_stack+DOUBLEFAULT_STACKSIZE-2) #define ptr_ok(x) ((x) > PAGE_OFFSET && (x) < PAGE_OFFSET + MAXMEM) @@ -22,7 +22,7 @@ static void doublefault_fn(void) unsigned long gdt, tss; native_store_gdt(&gdt_desc); - gdt = gdt_desc.address; + gdt = (unsigned long)gdt_desc.address; printk(KERN_EMERG "PANIC: double fault, gdt at %08lx [%d bytes]\n", gdt, gdt_desc.size); @@ -59,10 +59,10 @@ struct tss_struct doublefault_tss __cacheline_aligned = { /* 0x2 bit is always set */ .flags = X86_EFLAGS_SF | 0x2, .sp = STACK_START, - .es = __USER_DS, + .es = __KERNEL_DS, .cs = __KERNEL_CS, .ss = __KERNEL_DS, - .ds = __USER_DS, + .ds = __KERNEL_DS, .fs = __KERNEL_PERCPU, .__cr3 = __pa_nodebug(swapper_pg_dir), diff --git a/arch/x86/kernel/dumpstack.c b/arch/x86/kernel/dumpstack.c index 9c30acf..8cf2411 100644 --- a/arch/x86/kernel/dumpstack.c +++ b/arch/x86/kernel/dumpstack.c @@ -2,6 +2,9 @@ * Copyright (C) 1991, 1992 Linus Torvalds * Copyright (C) 2000, 2001, 2002 Andi Kleen, SuSE Labs */ +#ifdef CONFIG_GRKERNSEC_HIDESYM +#define __INCLUDED_BY_HIDESYM 1 +#endif #include <linux/kallsyms.h> #include <linux/kprobes.h> #include <linux/uaccess.h> @@ -35,23 +38,21 @@ static void printk_stack_address(unsigned long address, int reliable, void printk_address(unsigned long address) { - pr_cont(" [<%p>] %pS\n", (void *)address, (void *)address); + pr_cont(" [<%p>] %pA\n", (void *)address, (void *)address); } #ifdef CONFIG_FUNCTION_GRAPH_TRACER static void print_ftrace_graph_addr(unsigned long addr, void *data, const struct stacktrace_ops *ops, - struct thread_info *tinfo, int *graph) + struct task_struct *task, int *graph) { - struct task_struct *task; unsigned long ret_addr; int index; if (addr != (unsigned long)return_to_handler) return; - task = tinfo->task; index = task->curr_ret_stack; if (!task->ret_stack || index < *graph) @@ -68,7 +69,7 @@ print_ftrace_graph_addr(unsigned long addr, void *data, static inline void print_ftrace_graph_addr(unsigned long addr, void *data, const struct stacktrace_ops *ops, - struct thread_info *tinfo, int *graph) + struct task_struct *task, int *graph) { } #endif @@ -79,10 +80,8 @@ print_ftrace_graph_addr(unsigned long addr, void *data, * severe exception (double fault, nmi, stack fault, debug, mce) hardware stack */ -static inline int valid_stack_ptr(struct thread_info *tinfo, - void *p, unsigned int size, void *end) +static inline int valid_stack_ptr(void *t, void *p, unsigned int size, void *end) { - void *t = tinfo; if (end) { if (p < end && p >= (end-THREAD_SIZE)) return 1; @@ -93,14 +92,14 @@ static inline int valid_stack_ptr(struct thread_info *tinfo, } unsigned long -print_context_stack(struct thread_info *tinfo, +print_context_stack(struct task_struct *task, void *stack_start, unsigned long *stack, unsigned long bp, const struct stacktrace_ops *ops, void *data, unsigned long *end, int *graph) { struct stack_frame *frame = (struct stack_frame *)bp; - while (valid_stack_ptr(tinfo, stack, sizeof(*stack), end)) { + while (valid_stack_ptr(stack_start, stack, sizeof(*stack), end)) { unsigned long addr; addr = *stack; @@ -112,7 +111,7 @@ print_context_stack(struct thread_info *tinfo, } else { ops->address(data, addr, 0); } - print_ftrace_graph_addr(addr, data, ops, tinfo, graph); + print_ftrace_graph_addr(addr, data, ops, task, graph); } stack++; } @@ -121,7 +120,7 @@ print_context_stack(struct thread_info *tinfo, EXPORT_SYMBOL_GPL(print_context_stack); unsigned long -print_context_stack_bp(struct thread_info *tinfo, +print_context_stack_bp(struct task_struct *task, void *stack_start, unsigned long *stack, unsigned long bp, const struct stacktrace_ops *ops, void *data, unsigned long *end, int *graph) @@ -129,7 +128,7 @@ print_context_stack_bp(struct thread_info *tinfo, struct stack_frame *frame = (struct stack_frame *)bp; unsigned long *ret_addr = &frame->return_address; - while (valid_stack_ptr(tinfo, ret_addr, sizeof(*ret_addr), end)) { + while (valid_stack_ptr(stack_start, ret_addr, sizeof(*ret_addr), end)) { unsigned long addr = *ret_addr; if (!__kernel_text_address(addr)) @@ -138,7 +137,7 @@ print_context_stack_bp(struct thread_info *tinfo, ops->address(data, addr, 1); frame = frame->next_frame; ret_addr = &frame->return_address; - print_ftrace_graph_addr(addr, data, ops, tinfo, graph); + print_ftrace_graph_addr(addr, data, ops, task, graph); } return (unsigned long)frame; @@ -226,6 +225,8 @@ unsigned long oops_begin(void) EXPORT_SYMBOL_GPL(oops_begin); NOKPROBE_SYMBOL(oops_begin); +extern void gr_handle_kernel_exploit(void); + void oops_end(unsigned long flags, struct pt_regs *regs, int signr) { if (regs && kexec_should_crash(current)) @@ -247,7 +248,10 @@ void oops_end(unsigned long flags, struct pt_regs *regs, int signr) panic("Fatal exception in interrupt"); if (panic_on_oops) panic("Fatal exception"); - do_exit(signr); + + gr_handle_kernel_exploit(); + + do_group_exit(signr); } NOKPROBE_SYMBOL(oops_end); diff --git a/arch/x86/kernel/dumpstack_32.c b/arch/x86/kernel/dumpstack_32.c index 464ffd6..01f2cda 100644 --- a/arch/x86/kernel/dumpstack_32.c +++ b/arch/x86/kernel/dumpstack_32.c @@ -61,15 +61,14 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs, bp = stack_frame(task, regs); for (;;) { - struct thread_info *context; + void *stack_start = (void *)((unsigned long)stack & ~(THREAD_SIZE-1)); void *end_stack; end_stack = is_hardirq_stack(stack, cpu); if (!end_stack) end_stack = is_softirq_stack(stack, cpu); - context = task_thread_info(task); - bp = ops->walk_stack(context, stack, bp, ops, data, + bp = ops->walk_stack(task, stack_start, stack, bp, ops, data, end_stack, &graph); /* Stop if not on irq stack */ @@ -137,16 +136,17 @@ void show_regs(struct pt_regs *regs) unsigned int code_len = code_bytes; unsigned char c; u8 *ip; + unsigned long cs_base = get_desc_base(&get_cpu_gdt_table(0)[(0xffff & regs->cs) >> 3]); pr_emerg("Stack:\n"); show_stack_log_lvl(NULL, regs, ®s->sp, 0, KERN_EMERG); pr_emerg("Code:"); - ip = (u8 *)regs->ip - code_prologue; + ip = (u8 *)regs->ip - code_prologue + cs_base; if (ip < (u8 *)PAGE_OFFSET || probe_kernel_address(ip, c)) { /* try starting at IP */ - ip = (u8 *)regs->ip; + ip = (u8 *)regs->ip + cs_base; code_len = code_len - code_prologue + 1; } for (i = 0; i < code_len; i++, ip++) { @@ -155,7 +155,7 @@ void show_regs(struct pt_regs *regs) pr_cont(" Bad EIP value."); break; } - if (ip == (u8 *)regs->ip) + if (ip == (u8 *)regs->ip + cs_base) pr_cont(" <%02x>", c); else pr_cont(" %02x", c); @@ -168,6 +168,7 @@ int is_valid_bugaddr(unsigned long ip) { unsigned short ud2; + ip = ktla_ktva(ip); if (ip < PAGE_OFFSET) return 0; if (probe_kernel_address((unsigned short *)ip, ud2)) @@ -175,3 +176,15 @@ int is_valid_bugaddr(unsigned long ip) return ud2 == 0x0b0f; } + +#if defined(CONFIG_PAX_MEMORY_STACKLEAK) || defined(CONFIG_PAX_USERCOPY) +void __used pax_check_alloca(unsigned long size) +{ + unsigned long sp = (unsigned long)&sp, stack_left; + + /* all kernel stacks are of the same size */ + stack_left = sp & (THREAD_SIZE - 1); + BUG_ON(stack_left < 256 || size >= stack_left - 256); +} +EXPORT_SYMBOL(pax_check_alloca); +#endif diff --git a/arch/x86/kernel/dumpstack_64.c b/arch/x86/kernel/dumpstack_64.c index 5f1c626..1cba97e 100644 --- a/arch/x86/kernel/dumpstack_64.c +++ b/arch/x86/kernel/dumpstack_64.c @@ -153,12 +153,12 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs, const struct stacktrace_ops *ops, void *data) { const unsigned cpu = get_cpu(); - struct thread_info *tinfo; unsigned long *irq_stack = (unsigned long *)per_cpu(irq_stack_ptr, cpu); unsigned long dummy; unsigned used = 0; int graph = 0; int done = 0; + void *stack_start; if (!task) task = current; @@ -179,7 +179,6 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs, * current stack address. If the stacks consist of nested * exceptions */ - tinfo = task_thread_info(task); while (!done) { unsigned long *stack_end; enum stack_type stype; @@ -202,7 +201,7 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs, if (ops->stack(data, id) < 0) break; - bp = ops->walk_stack(tinfo, stack, bp, ops, + bp = ops->walk_stack(task, stack_end - EXCEPTION_STKSZ, stack, bp, ops, data, stack_end, &graph); ops->stack(data, "<EOE>"); /* @@ -210,6 +209,8 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs, * second-to-last pointer (index -2 to end) in the * exception stack: */ + if ((u16)stack_end[-1] != __KERNEL_DS) + goto out; stack = (unsigned long *) stack_end[-2]; done = 0; break; @@ -218,7 +219,7 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs, if (ops->stack(data, "IRQ") < 0) break; - bp = ops->walk_stack(tinfo, stack, bp, + bp = ops->walk_stack(task, irq_stack, stack, bp, ops, data, stack_end, &graph); /* * We link to the next stack (which would be @@ -240,7 +241,9 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs, /* * This handles the process stack: */ - bp = ops->walk_stack(tinfo, stack, bp, ops, data, NULL, &graph); + stack_start = (void *)((unsigned long)stack & ~(THREAD_SIZE-1)); + bp = ops->walk_stack(task, stack_start, stack, bp, ops, data, NULL, &graph); +out: put_cpu(); } EXPORT_SYMBOL(dump_trace); @@ -347,8 +350,55 @@ int is_valid_bugaddr(unsigned long ip) { unsigned short ud2; - if (__copy_from_user(&ud2, (const void __user *) ip, sizeof(ud2))) + if (probe_kernel_address((unsigned short *)ip, ud2)) return 0; return ud2 == 0x0b0f; } + +#if defined(CONFIG_PAX_MEMORY_STACKLEAK) || defined(CONFIG_PAX_USERCOPY) +void __used pax_check_alloca(unsigned long size) +{ + unsigned long sp = (unsigned long)&sp, stack_start, stack_end; + unsigned cpu, used; + char *id; + + /* check the process stack first */ + stack_start = (unsigned long)task_stack_page(current); + stack_end = stack_start + THREAD_SIZE; + if (likely(stack_start <= sp && sp < stack_end)) { + unsigned long stack_left = sp & (THREAD_SIZE - 1); + BUG_ON(stack_left < 256 || size >= stack_left - 256); + return; + } + + cpu = get_cpu(); + + /* check the irq stacks */ + stack_end = (unsigned long)per_cpu(irq_stack_ptr, cpu); + stack_start = stack_end - IRQ_STACK_SIZE; + if (stack_start <= sp && sp < stack_end) { + unsigned long stack_left = sp & (IRQ_STACK_SIZE - 1); + put_cpu(); + BUG_ON(stack_left < 256 || size >= stack_left - 256); + return; + } + + /* check the exception stacks */ + used = 0; + stack_end = (unsigned long)in_exception_stack(cpu, sp, &used, &id); + stack_start = stack_end - EXCEPTION_STKSZ; + if (stack_end && stack_start <= sp && sp < stack_end) { + unsigned long stack_left = sp & (EXCEPTION_STKSZ - 1); + put_cpu(); + BUG_ON(stack_left < 256 || size >= stack_left - 256); + return; + } + + put_cpu(); + + /* unknown stack */ + BUG(); +} +EXPORT_SYMBOL(pax_check_alloca); +#endif diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c index a102564..d1f0b73 100644 --- a/arch/x86/kernel/e820.c +++ b/arch/x86/kernel/e820.c @@ -803,8 +803,8 @@ unsigned long __init e820_end_of_low_ram_pfn(void) static void early_panic(char *msg) { - early_printk(msg); - panic(msg); + early_printk("%s", msg); + panic("%s", msg); } static int userdef __initdata; diff --git a/arch/x86/kernel/early_printk.c b/arch/x86/kernel/early_printk.c index eec40f5..4fee808 100644 --- a/arch/x86/kernel/early_printk.c +++ b/arch/x86/kernel/early_printk.c @@ -7,6 +7,7 @@ #include <linux/pci_regs.h> #include <linux/pci_ids.h> #include <linux/errno.h> +#include <linux/sched.h> #include <asm/io.h> #include <asm/processor.h> #include <asm/fcntl.h> diff --git a/arch/x86/kernel/espfix_64.c b/arch/x86/kernel/espfix_64.c index 4d38416..ec7cc4e 100644 --- a/arch/x86/kernel/espfix_64.c +++ b/arch/x86/kernel/espfix_64.c @@ -41,6 +41,7 @@ #include <asm/pgalloc.h> #include <asm/setup.h> #include <asm/espfix.h> +#include <asm/bug.h> /* * Note: we only need 6*8 = 48 bytes for the espfix stack, but round @@ -70,8 +71,10 @@ static DEFINE_MUTEX(espfix_init_mutex); #define ESPFIX_MAX_PAGES DIV_ROUND_UP(CONFIG_NR_CPUS, ESPFIX_STACKS_PER_PAGE) static void *espfix_pages[ESPFIX_MAX_PAGES]; -static __page_aligned_bss pud_t espfix_pud_page[PTRS_PER_PUD] - __aligned(PAGE_SIZE); +static __page_aligned_rodata pud_t espfix_pud_page[PTRS_PER_PUD]; +static __page_aligned_rodata pmd_t espfix_pmd_page[PTRS_PER_PMD]; +static __page_aligned_rodata pte_t espfix_pte_page[PTRS_PER_PTE]; +static __page_aligned_rodata char espfix_stack_page[ESPFIX_MAX_PAGES][PAGE_SIZE]; static unsigned int page_random, slot_random; @@ -122,10 +125,19 @@ static void init_espfix_random(void) void __init init_espfix_bsp(void) { pgd_t *pgd_p; + pud_t *pud_p; + unsigned long index = pgd_index(ESPFIX_BASE_ADDR); /* Install the espfix pud into the kernel page directory */ - pgd_p = &init_level4_pgt[pgd_index(ESPFIX_BASE_ADDR)]; - pgd_populate(&init_mm, pgd_p, (pud_t *)espfix_pud_page); + pgd_p = &init_level4_pgt[index]; + pud_p = espfix_pud_page; + paravirt_alloc_pud(&init_mm, __pa(pud_p) >> PAGE_SHIFT); + set_pgd(pgd_p, __pgd(PGTABLE_PROT | __pa(pud_p))); + +#ifdef CONFIG_PAX_PER_CPU_PGD + clone_pgd_range(get_cpu_pgd(0, kernel) + index, swapper_pg_dir + index, 1); + clone_pgd_range(get_cpu_pgd(0, user) + index, swapper_pg_dir + index, 1); +#endif /* Randomize the locations */ init_espfix_random(); @@ -170,35 +182,39 @@ void init_espfix_ap(int cpu) pud_p = &espfix_pud_page[pud_index(addr)]; pud = *pud_p; if (!pud_present(pud)) { - struct page *page = alloc_pages_node(node, PGALLOC_GFP, 0); - - pmd_p = (pmd_t *)page_address(page); + if (cpu) + pmd_p = page_address(alloc_pages_node(node, PGALLOC_GFP, 0)); + else + pmd_p = espfix_pmd_page; pud = __pud(__pa(pmd_p) | (PGTABLE_PROT & ptemask)); paravirt_alloc_pmd(&init_mm, __pa(pmd_p) >> PAGE_SHIFT); for (n = 0; n < ESPFIX_PUD_CLONES; n++) set_pud(&pud_p[n], pud); - } + } else + BUG_ON(!cpu); pmd_p = pmd_offset(&pud, addr); pmd = *pmd_p; if (!pmd_present(pmd)) { - struct page *page = alloc_pages_node(node, PGALLOC_GFP, 0); - - pte_p = (pte_t *)page_address(page); + if (cpu) + pte_p = page_address(alloc_pages_node(node, PGALLOC_GFP, 0)); + else + pte_p = espfix_pte_page; pmd = __pmd(__pa(pte_p) | (PGTABLE_PROT & ptemask)); paravirt_alloc_pte(&init_mm, __pa(pte_p) >> PAGE_SHIFT); for (n = 0; n < ESPFIX_PMD_CLONES; n++) set_pmd(&pmd_p[n], pmd); - } + } else + BUG_ON(!cpu); pte_p = pte_offset_kernel(&pmd, addr); - stack_page = page_address(alloc_pages_node(node, GFP_KERNEL, 0)); + stack_page = espfix_stack_page[page]; pte = __pte(__pa(stack_page) | (__PAGE_KERNEL_RO & ptemask)); for (n = 0; n < ESPFIX_PTE_CLONES; n++) set_pte(&pte_p[n*PTE_STRIDE], pte); /* Job is done for this CPU and any CPU which shares this page */ - ACCESS_ONCE(espfix_pages[page]) = stack_page; + ACCESS_ONCE_RW(espfix_pages[page]) = stack_page; unlock_done: mutex_unlock(&espfix_init_mutex); diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c index d25097c..e2df353 100644 --- a/arch/x86/kernel/fpu/core.c +++ b/arch/x86/kernel/fpu/core.c @@ -127,7 +127,7 @@ void __kernel_fpu_end(void) struct fpu *fpu = ¤t->thread.fpu; if (fpu->fpregs_active) - copy_kernel_to_fpregs(&fpu->state); + copy_kernel_to_fpregs(fpu->state); else __fpregs_deactivate_hw(); @@ -238,7 +238,7 @@ static void fpu_copy(struct fpu *dst_fpu, struct fpu *src_fpu) * leak into the child task: */ if (use_eager_fpu()) - memset(&dst_fpu->state.xsave, 0, xstate_size); + memset(&dst_fpu->state->xsave, 0, xstate_size); /* * Save current FPU registers directly into the child @@ -258,7 +258,7 @@ static void fpu_copy(struct fpu *dst_fpu, struct fpu *src_fpu) */ preempt_disable(); if (!copy_fpregs_to_fpstate(dst_fpu)) { - memcpy(&src_fpu->state, &dst_fpu->state, xstate_size); + memcpy(src_fpu->state, dst_fpu->state, xstate_size); fpregs_deactivate(src_fpu); } preempt_enable(); @@ -285,7 +285,7 @@ void fpu__activate_curr(struct fpu *fpu) WARN_ON_FPU(fpu != ¤t->thread.fpu); if (!fpu->fpstate_active) { - fpstate_init(&fpu->state); + fpstate_init(fpu->state); /* Safe to do for the current task: */ fpu->fpstate_active = 1; @@ -311,7 +311,7 @@ void fpu__activate_fpstate_read(struct fpu *fpu) fpu__save(fpu); } else { if (!fpu->fpstate_active) { - fpstate_init(&fpu->state); + fpstate_init(fpu->state); /* Safe to do for current and for stopped child tasks: */ fpu->fpstate_active = 1; @@ -344,7 +344,7 @@ void fpu__activate_fpstate_write(struct fpu *fpu) /* Invalidate any lazy state: */ fpu->last_cpu = -1; } else { - fpstate_init(&fpu->state); + fpstate_init(fpu->state); /* Safe to do for stopped child tasks: */ fpu->fpstate_active = 1; @@ -368,7 +368,7 @@ void fpu__restore(struct fpu *fpu) /* Avoid __kernel_fpu_begin() right after fpregs_activate() */ kernel_fpu_disable(); fpregs_activate(fpu); - copy_kernel_to_fpregs(&fpu->state); + copy_kernel_to_fpregs(fpu->state); fpu->counter++; kernel_fpu_enable(); } @@ -442,25 +442,25 @@ void fpu__clear(struct fpu *fpu) static inline unsigned short get_fpu_cwd(struct fpu *fpu) { if (cpu_has_fxsr) { - return fpu->state.fxsave.cwd; + return fpu->state->fxsave.cwd; } else { - return (unsigned short)fpu->state.fsave.cwd; + return (unsigned short)fpu->state->fsave.cwd; } } static inline unsigned short get_fpu_swd(struct fpu *fpu) { if (cpu_has_fxsr) { - return fpu->state.fxsave.swd; + return fpu->state->fxsave.swd; } else { - return (unsigned short)fpu->state.fsave.swd; + return (unsigned short)fpu->state->fsave.swd; } } static inline unsigned short get_fpu_mxcsr(struct fpu *fpu) { if (cpu_has_xmm) { - return fpu->state.fxsave.mxcsr; + return fpu->state->fxsave.mxcsr; } else { return MXCSR_DEFAULT; } diff --git a/arch/x86/kernel/fpu/init.c b/arch/x86/kernel/fpu/init.c index d14e9ac..13442f0 100644 --- a/arch/x86/kernel/fpu/init.c +++ b/arch/x86/kernel/fpu/init.c @@ -42,7 +42,7 @@ static void fpu__init_cpu_generic(void) /* Flush out any pending x87 state: */ #ifdef CONFIG_MATH_EMULATION if (!cpu_has_fpu) - fpstate_init_soft(¤t->thread.fpu.state.soft); + fpstate_init_soft(¤t->thread.fpu.state->soft); else #endif asm volatile ("fninit"); @@ -143,42 +143,7 @@ static void __init fpu__init_system_generic(void) unsigned int xstate_size; EXPORT_SYMBOL_GPL(xstate_size); -/* Enforce that 'MEMBER' is the last field of 'TYPE': */ -#define CHECK_MEMBER_AT_END_OF(TYPE, MEMBER) \ - BUILD_BUG_ON(sizeof(TYPE) != offsetofend(TYPE, MEMBER)) - -/* - * We append the 'struct fpu' to the task_struct: - */ -static void __init fpu__init_task_struct_size(void) -{ - int task_size = sizeof(struct task_struct); - - /* - * Subtract off the static size of the register state. - * It potentially has a bunch of padding. - */ - task_size -= sizeof(((struct task_struct *)0)->thread.fpu.state); - - /* - * Add back the dynamically-calculated register state - * size. - */ - task_size += xstate_size; - - /* - * We dynamically size 'struct fpu', so we require that - * it be at the end of 'thread_struct' and that - * 'thread_struct' be at the end of 'task_struct'. If - * you hit a compile error here, check the structure to - * see if something got added to the end. - */ - CHECK_MEMBER_AT_END_OF(struct fpu, state); - CHECK_MEMBER_AT_END_OF(struct thread_struct, fpu); - CHECK_MEMBER_AT_END_OF(struct task_struct, thread); - - arch_task_struct_size = task_size; -} +union fpregs_state init_fpregs_state; /* * Set up the xstate_size based on the legacy FPU context size. @@ -331,7 +296,6 @@ void __init fpu__init_system(struct cpuinfo_x86 *c) fpu__init_system_generic(); fpu__init_system_xstate_size_legacy(); fpu__init_system_xstate(); - fpu__init_task_struct_size(); fpu__init_system_ctx_switch(); } diff --git a/arch/x86/kernel/fpu/regset.c b/arch/x86/kernel/fpu/regset.c index dc60810..6c8a1fa 100644 --- a/arch/x86/kernel/fpu/regset.c +++ b/arch/x86/kernel/fpu/regset.c @@ -37,7 +37,7 @@ int xfpregs_get(struct task_struct *target, const struct user_regset *regset, fpstate_sanitize_xstate(fpu); return user_regset_copyout(&pos, &count, &kbuf, &ubuf, - &fpu->state.fxsave, 0, -1); + &fpu->state->fxsave, 0, -1); } int xfpregs_set(struct task_struct *target, const struct user_regset *regset, @@ -54,19 +54,19 @@ int xfpregs_set(struct task_struct *target, const struct user_regset *regset, fpstate_sanitize_xstate(fpu); ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, - &fpu->state.fxsave, 0, -1); + &fpu->state->fxsave, 0, -1); /* * mxcsr reserved bits must be masked to zero for security reasons. */ - fpu->state.fxsave.mxcsr &= mxcsr_feature_mask; + fpu->state->fxsave.mxcsr &= mxcsr_feature_mask; /* * update the header bits in the xsave header, indicating the * presence of FP and SSE state. */ if (cpu_has_xsave) - fpu->state.xsave.header.xfeatures |= XSTATE_FPSSE; + fpu->state->xsave.header.xfeatures |= XSTATE_FPSSE; return ret; } @@ -84,7 +84,7 @@ int xstateregs_get(struct task_struct *target, const struct user_regset *regset, fpu__activate_fpstate_read(fpu); - xsave = &fpu->state.xsave; + xsave = &fpu->state->xsave; /* * Copy the 48bytes defined by the software first into the xstate @@ -113,7 +113,7 @@ int xstateregs_set(struct task_struct *target, const struct user_regset *regset, fpu__activate_fpstate_write(fpu); - xsave = &fpu->state.xsave; + xsave = &fpu->state->xsave; ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, xsave, 0, -1); /* @@ -204,7 +204,7 @@ static inline u32 twd_fxsr_to_i387(struct fxregs_state *fxsave) void convert_from_fxsr(struct user_i387_ia32_struct *env, struct task_struct *tsk) { - struct fxregs_state *fxsave = &tsk->thread.fpu.state.fxsave; + struct fxregs_state *fxsave = &tsk->thread.fpu.state->fxsave; struct _fpreg *to = (struct _fpreg *) &env->st_space[0]; struct _fpxreg *from = (struct _fpxreg *) &fxsave->st_space[0]; int i; @@ -242,7 +242,7 @@ void convert_to_fxsr(struct task_struct *tsk, const struct user_i387_ia32_struct *env) { - struct fxregs_state *fxsave = &tsk->thread.fpu.state.fxsave; + struct fxregs_state *fxsave = &tsk->thread.fpu.state->fxsave; struct _fpreg *from = (struct _fpreg *) &env->st_space[0]; struct _fpxreg *to = (struct _fpxreg *) &fxsave->st_space[0]; int i; @@ -280,7 +280,7 @@ int fpregs_get(struct task_struct *target, const struct user_regset *regset, if (!cpu_has_fxsr) return user_regset_copyout(&pos, &count, &kbuf, &ubuf, - &fpu->state.fsave, 0, + &fpu->state->fsave, 0, -1); fpstate_sanitize_xstate(fpu); @@ -311,7 +311,7 @@ int fpregs_set(struct task_struct *target, const struct user_regset *regset, if (!cpu_has_fxsr) return user_regset_copyin(&pos, &count, &kbuf, &ubuf, - &fpu->state.fsave, 0, + &fpu->state->fsave, 0, -1); if (pos > 0 || count < sizeof(env)) @@ -326,7 +326,7 @@ int fpregs_set(struct task_struct *target, const struct user_regset *regset, * presence of FP. */ if (cpu_has_xsave) - fpu->state.xsave.header.xfeatures |= XSTATE_FP; + fpu->state->xsave.header.xfeatures |= XSTATE_FP; return ret; } diff --git a/arch/x86/kernel/fpu/signal.c b/arch/x86/kernel/fpu/signal.c index 6545e6d..32d7f10 100644 --- a/arch/x86/kernel/fpu/signal.c +++ b/arch/x86/kernel/fpu/signal.c @@ -54,7 +54,7 @@ static inline int check_for_xstate(struct fxregs_state __user *buf, static inline int save_fsave_header(struct task_struct *tsk, void __user *buf) { if (use_fxsr()) { - struct xregs_state *xsave = &tsk->thread.fpu.state.xsave; + struct xregs_state *xsave = &tsk->thread.fpu.state->xsave; struct user_i387_ia32_struct env; struct _fpstate_ia32 __user *fp = buf; @@ -83,18 +83,18 @@ static inline int save_xstate_epilog(void __user *buf, int ia32_frame) /* Setup the bytes not touched by the [f]xsave and reserved for SW. */ sw_bytes = ia32_frame ? &fx_sw_reserved_ia32 : &fx_sw_reserved; - err = __copy_to_user(&x->i387.sw_reserved, sw_bytes, sizeof(*sw_bytes)); + err = __copy_to_user(x->i387.sw_reserved, sw_bytes, sizeof(*sw_bytes)); if (!use_xsave()) return err; - err |= __put_user(FP_XSTATE_MAGIC2, (__u32 *)(buf + xstate_size)); + err |= __put_user(FP_XSTATE_MAGIC2, (__u32 __user *)(buf + xstate_size)); /* * Read the xfeatures which we copied (directly from the cpu or * from the state in task struct) to the user buffers. */ - err |= __get_user(xfeatures, (__u32 *)&x->header.xfeatures); + err |= __get_user(xfeatures, (__u32 __user *)&x->header.xfeatures); /* * For legacy compatible, we always set FP/SSE bits in the bit @@ -109,7 +109,7 @@ static inline int save_xstate_epilog(void __user *buf, int ia32_frame) */ xfeatures |= XSTATE_FPSSE; - err |= __put_user(xfeatures, (__u32 *)&x->header.xfeatures); + err |= __put_user(xfeatures, (__u32 __user *)&x->header.xfeatures); return err; } @@ -118,6 +118,7 @@ static inline int copy_fpregs_to_sigframe(struct xregs_state __user *buf) { int err; + buf = (struct xregs_state __user *)____m(buf); if (use_xsave()) err = copy_xregs_to_user(buf); else if (use_fxsr()) @@ -152,7 +153,7 @@ static inline int copy_fpregs_to_sigframe(struct xregs_state __user *buf) */ int copy_fpstate_to_sigframe(void __user *buf, void __user *buf_fx, int size) { - struct xregs_state *xsave = ¤t->thread.fpu.state.xsave; + struct xregs_state *xsave = ¤t->thread.fpu.state->xsave; struct task_struct *tsk = current; int ia32_fxstate = (buf != buf_fx); @@ -195,7 +196,7 @@ sanitize_restored_xstate(struct task_struct *tsk, struct user_i387_ia32_struct *ia32_env, u64 xfeatures, int fx_only) { - struct xregs_state *xsave = &tsk->thread.fpu.state.xsave; + struct xregs_state *xsave = &tsk->thread.fpu.state->xsave; struct xstate_header *header = &xsave->header; if (use_xsave()) { @@ -228,6 +229,7 @@ sanitize_restored_xstate(struct task_struct *tsk, */ static inline int copy_user_to_fpregs_zeroing(void __user *buf, u64 xbv, int fx_only) { + buf = (void __user *)____m(buf); if (use_xsave()) { if ((unsigned long)buf % 64 || fx_only) { u64 init_bv = xfeatures_mask & ~XSTATE_FPSSE; @@ -308,9 +310,9 @@ static int __fpu__restore_sig(void __user *buf, void __user *buf_fx, int size) */ fpu__drop(fpu); - if (__copy_from_user(&fpu->state.xsave, buf_fx, state_size) || + if (__copy_from_user(&fpu->state->xsave, buf_fx, state_size) || __copy_from_user(&env, buf, sizeof(env))) { - fpstate_init(&fpu->state); + fpstate_init(fpu->state); err = -1; } else { sanitize_restored_xstate(tsk, &env, xfeatures, fx_only); diff --git a/arch/x86/kernel/fpu/xstate.c b/arch/x86/kernel/fpu/xstate.c index 2c4ac07..099cbd7 100644 --- a/arch/x86/kernel/fpu/xstate.c +++ b/arch/x86/kernel/fpu/xstate.c @@ -93,14 +93,14 @@ EXPORT_SYMBOL_GPL(cpu_has_xfeatures); */ void fpstate_sanitize_xstate(struct fpu *fpu) { - struct fxregs_state *fx = &fpu->state.fxsave; + struct fxregs_state *fx = &fpu->state->fxsave; int feature_bit; u64 xfeatures; if (!use_xsaveopt()) return; - xfeatures = fpu->state.xsave.header.xfeatures; + xfeatures = fpu->state->xsave.header.xfeatures; /* * None of the feature bits are in init state. So nothing else @@ -456,5 +456,5 @@ const void *get_xsave_field_ptr(int xsave_state) */ fpu__save(fpu); - return get_xsave_addr(&fpu->state.xsave, xsave_state); + return get_xsave_addr(&fpu->state->xsave, xsave_state); } diff --git a/arch/x86/kernel/ftrace.c b/arch/x86/kernel/ftrace.c index 8b7b0a5..02219db 100644 --- a/arch/x86/kernel/ftrace.c +++ b/arch/x86/kernel/ftrace.c @@ -89,7 +89,7 @@ static unsigned long text_ip_addr(unsigned long ip) * kernel identity mapping to modify code. */ if (within(ip, (unsigned long)_text, (unsigned long)_etext)) - ip = (unsigned long)__va(__pa_symbol(ip)); + ip = (unsigned long)__va(__pa_symbol(ktla_ktva(ip))); return ip; } @@ -105,6 +105,8 @@ ftrace_modify_code_direct(unsigned long ip, unsigned const char *old_code, { unsigned char replaced[MCOUNT_INSN_SIZE]; + ip = ktla_ktva(ip); + /* * Note: Due to modules and __init, code can * disappear and change, we need to protect against faulting @@ -230,7 +232,7 @@ static int update_ftrace_func(unsigned long ip, void *new) unsigned char old[MCOUNT_INSN_SIZE]; int ret; - memcpy(old, (void *)ip, MCOUNT_INSN_SIZE); + memcpy(old, (void *)ktla_ktva(ip), MCOUNT_INSN_SIZE); ftrace_update_func = ip; /* Make sure the breakpoints see the ftrace_update_func update */ @@ -311,7 +313,7 @@ static int add_break(unsigned long ip, const char *old) unsigned char replaced[MCOUNT_INSN_SIZE]; unsigned char brk = BREAKPOINT_INSTRUCTION; - if (probe_kernel_read(replaced, (void *)ip, MCOUNT_INSN_SIZE)) + if (probe_kernel_read(replaced, (void *)ktla_ktva(ip), MCOUNT_INSN_SIZE)) return -EFAULT; /* Make sure it is what we expect it to be */ @@ -670,11 +672,11 @@ static unsigned char *ftrace_jmp_replace(unsigned long ip, unsigned long addr) /* Module allocation simplifies allocating memory for code */ static inline void *alloc_tramp(unsigned long size) { - return module_alloc(size); + return module_alloc_exec(size); } static inline void tramp_free(void *tramp) { - module_memfree(tramp); + module_memfree_exec(tramp); } #else /* Trampolines can only be created if modules are supported */ @@ -753,7 +755,9 @@ create_trampoline(struct ftrace_ops *ops, unsigned int *tramp_size) *tramp_size = size + MCOUNT_INSN_SIZE + sizeof(void *); /* Copy ftrace_caller onto the trampoline memory */ + pax_open_kernel(); ret = probe_kernel_read(trampoline, (void *)start_offset, size); + pax_close_kernel(); if (WARN_ON(ret < 0)) { tramp_free(trampoline); return 0; @@ -763,6 +767,7 @@ create_trampoline(struct ftrace_ops *ops, unsigned int *tramp_size) /* The trampoline ends with a jmp to ftrace_return */ jmp = ftrace_jmp_replace(ip, (unsigned long)ftrace_return); + pax_open_kernel(); memcpy(trampoline + size, jmp, MCOUNT_INSN_SIZE); /* @@ -775,6 +780,7 @@ create_trampoline(struct ftrace_ops *ops, unsigned int *tramp_size) ptr = (unsigned long *)(trampoline + size + MCOUNT_INSN_SIZE); *ptr = (unsigned long)ops; + pax_close_kernel(); op_offset -= start_offset; memcpy(&op_ptr, trampoline + op_offset, OP_REF_SIZE); @@ -792,7 +798,9 @@ create_trampoline(struct ftrace_ops *ops, unsigned int *tramp_size) op_ptr.offset = offset; /* put in the new offset to the ftrace_ops */ + pax_open_kernel(); memcpy(trampoline + op_offset, &op_ptr, OP_REF_SIZE); + pax_close_kernel(); /* ALLOC_TRAMP flags lets us know we created it */ ops->flags |= FTRACE_OPS_FL_ALLOC_TRAMP; diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c index f129a9a..af8f6da 100644 --- a/arch/x86/kernel/head64.c +++ b/arch/x86/kernel/head64.c @@ -68,12 +68,12 @@ again: pgd = *pgd_p; /* - * The use of __START_KERNEL_map rather than __PAGE_OFFSET here is - * critical -- __PAGE_OFFSET would point us back into the dynamic + * The use of __early_va rather than __va here is critical: + * __va would point us back into the dynamic * range and we might end up looping forever... */ if (pgd) - pud_p = (pudval_t *)((pgd & PTE_PFN_MASK) + __START_KERNEL_map - phys_base); + pud_p = (pudval_t *)(__early_va(pgd & PTE_PFN_MASK)); else { if (next_early_pgt >= EARLY_DYNAMIC_PAGE_TABLES) { reset_early_page_tables(); @@ -83,13 +83,13 @@ again: pud_p = (pudval_t *)early_dynamic_pgts[next_early_pgt++]; for (i = 0; i < PTRS_PER_PUD; i++) pud_p[i] = 0; - *pgd_p = (pgdval_t)pud_p - __START_KERNEL_map + phys_base + _KERNPG_TABLE; + *pgd_p = (pgdval_t)__pa(pud_p) + _KERNPG_TABLE; } pud_p += pud_index(address); pud = *pud_p; if (pud) - pmd_p = (pmdval_t *)((pud & PTE_PFN_MASK) + __START_KERNEL_map - phys_base); + pmd_p = (pmdval_t *)(__early_va(pud & PTE_PFN_MASK)); else { if (next_early_pgt >= EARLY_DYNAMIC_PAGE_TABLES) { reset_early_page_tables(); @@ -99,7 +99,7 @@ again: pmd_p = (pmdval_t *)early_dynamic_pgts[next_early_pgt++]; for (i = 0; i < PTRS_PER_PMD; i++) pmd_p[i] = 0; - *pud_p = (pudval_t)pmd_p - __START_KERNEL_map + phys_base + _KERNPG_TABLE; + *pud_p = (pudval_t)__pa(pmd_p) + _KERNPG_TABLE; } pmd = (physaddr & PMD_MASK) + early_pmd_flags; pmd_p[pmd_index(address)] = pmd; @@ -163,8 +163,6 @@ asmlinkage __visible void __init x86_64_start_kernel(char * real_mode_data) clear_bss(); - clear_page(init_level4_pgt); - kasan_early_init(); for (i = 0; i < NUM_EXCEPTION_VECTORS; i++) diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S index 0e2d96f..5889003 100644 --- a/arch/x86/kernel/head_32.S +++ b/arch/x86/kernel/head_32.S @@ -27,6 +27,12 @@ /* Physical address */ #define pa(X) ((X) - __PAGE_OFFSET) +#ifdef CONFIG_PAX_KERNEXEC +#define ta(X) (X) +#else +#define ta(X) ((X) - __PAGE_OFFSET) +#endif + /* * References to members of the new_cpu_data structure. */ @@ -56,11 +62,7 @@ * and small than max_low_pfn, otherwise will waste some page table entries */ -#if PTRS_PER_PMD > 1 -#define PAGE_TABLE_SIZE(pages) (((pages) / PTRS_PER_PMD) + PTRS_PER_PGD) -#else -#define PAGE_TABLE_SIZE(pages) ((pages) / PTRS_PER_PGD) -#endif +#define PAGE_TABLE_SIZE(pages) ((pages) / PTRS_PER_PTE) /* * Number of possible pages in the lowmem region. @@ -86,6 +88,12 @@ INIT_MAP_SIZE = PAGE_TABLE_SIZE(KERNEL_PAGES) * PAGE_SIZE RESERVE_BRK(pagetables, INIT_MAP_SIZE) /* + * Real beginning of normal "text" segment + */ +ENTRY(stext) +ENTRY(_stext) + +/* * 32-bit kernel entrypoint; only used by the boot CPU. On entry, * %esi points to the real-mode code as a 32-bit pointer. * CS and DS must be 4 GB flat segments, but we don't depend on @@ -93,6 +101,13 @@ RESERVE_BRK(pagetables, INIT_MAP_SIZE) * can. */ __HEAD + +#ifdef CONFIG_PAX_KERNEXEC + jmp startup_32 +/* PaX: fill first page in .text with int3 to catch NULL derefs in kernel mode */ +.fill PAGE_SIZE-5,1,0xcc +#endif + ENTRY(startup_32) movl pa(stack_start),%ecx @@ -114,6 +129,66 @@ ENTRY(startup_32) 2: leal -__PAGE_OFFSET(%ecx),%esp +#ifdef CONFIG_SMP + movl $pa(cpu_gdt_table),%edi + movl $__per_cpu_load,%eax + movw %ax,GDT_ENTRY_PERCPU * 8 + 2(%edi) + rorl $16,%eax + movb %al,GDT_ENTRY_PERCPU * 8 + 4(%edi) + movb %ah,GDT_ENTRY_PERCPU * 8 + 7(%edi) + movl $__per_cpu_end - 1,%eax + subl $__per_cpu_start,%eax + cmpl $0x100000,%eax + jb 1f + shrl $PAGE_SHIFT,%eax + orb $0x80,GDT_ENTRY_PERCPU * 8 + 6(%edi) +1: + movw %ax,GDT_ENTRY_PERCPU * 8 + 0(%edi) + shrl $16,%eax + orb %al,GDT_ENTRY_PERCPU * 8 + 6(%edi) +#endif + +#ifdef CONFIG_PAX_MEMORY_UDEREF + movl $NR_CPUS,%ecx + movl $pa(cpu_gdt_table),%edi +1: + movl $((((__PAGE_OFFSET-1) & 0xf0000000) >> 12) | 0x00c09700),GDT_ENTRY_KERNEL_DS * 8 + 4(%edi) + movl $((((__PAGE_OFFSET-1) & 0xf0000000) >> 12) | 0x00c0fb00),GDT_ENTRY_DEFAULT_USER_CS * 8 + 4(%edi) + movl $((((__PAGE_OFFSET-1) & 0xf0000000) >> 12) | 0x00c0f300),GDT_ENTRY_DEFAULT_USER_DS * 8 + 4(%edi) + addl $PAGE_SIZE_asm,%edi + loop 1b +#endif + +#ifdef CONFIG_PAX_KERNEXEC + movl $pa(boot_gdt),%edi + movl $__LOAD_PHYSICAL_ADDR,%eax + movw %ax,GDT_ENTRY_BOOT_CS * 8 + 2(%edi) + rorl $16,%eax + movb %al,GDT_ENTRY_BOOT_CS * 8 + 4(%edi) + movb %ah,GDT_ENTRY_BOOT_CS * 8 + 7(%edi) + rorl $16,%eax + + ljmp $(__BOOT_CS),$1f +1: + + movl $NR_CPUS,%ecx + movl $pa(cpu_gdt_table),%edi + addl $__PAGE_OFFSET,%eax +1: + movb $0xc0,GDT_ENTRY_KERNEL_CS * 8 + 6(%edi) + movb $0xc0,GDT_ENTRY_KERNEXEC_KERNEL_CS * 8 + 6(%edi) + movw %ax,GDT_ENTRY_KERNEL_CS * 8 + 2(%edi) + movw %ax,GDT_ENTRY_KERNEXEC_KERNEL_CS * 8 + 2(%edi) + rorl $16,%eax + movb %al,GDT_ENTRY_KERNEL_CS * 8 + 4(%edi) + movb %al,GDT_ENTRY_KERNEXEC_KERNEL_CS * 8 + 4(%edi) + movb %ah,GDT_ENTRY_KERNEL_CS * 8 + 7(%edi) + movb %ah,GDT_ENTRY_KERNEXEC_KERNEL_CS * 8 + 7(%edi) + rorl $16,%eax + addl $PAGE_SIZE_asm,%edi + loop 1b +#endif + /* * Clear BSS first so that there are no surprises... */ @@ -209,8 +284,11 @@ ENTRY(startup_32) movl %eax, pa(max_pfn_mapped) /* Do early initialization of the fixmap area */ - movl $pa(initial_pg_fixmap)+PDE_IDENT_ATTR,%eax - movl %eax,pa(initial_pg_pmd+0x1000*KPMDS-8) +#ifdef CONFIG_COMPAT_VDSO + movl $pa(initial_pg_fixmap)+PDE_IDENT_ATTR+_PAGE_USER,pa(initial_pg_pmd+0x1000*KPMDS-8) +#else + movl $pa(initial_pg_fixmap)+PDE_IDENT_ATTR,pa(initial_pg_pmd+0x1000*KPMDS-8) +#endif #else /* Not PAE */ page_pde_offset = (__PAGE_OFFSET >> 20); @@ -240,8 +318,11 @@ page_pde_offset = (__PAGE_OFFSET >> 20); movl %eax, pa(max_pfn_mapped) /* Do early initialization of the fixmap area */ - movl $pa(initial_pg_fixmap)+PDE_IDENT_ATTR,%eax - movl %eax,pa(initial_page_table+0xffc) +#ifdef CONFIG_COMPAT_VDSO + movl $pa(initial_pg_fixmap)+PDE_IDENT_ATTR+_PAGE_USER,pa(initial_page_table+0xffc) +#else + movl $pa(initial_pg_fixmap)+PDE_IDENT_ATTR,pa(initial_page_table+0xffc) +#endif #endif #ifdef CONFIG_PARAVIRT @@ -255,9 +336,7 @@ page_pde_offset = (__PAGE_OFFSET >> 20); cmpl $num_subarch_entries, %eax jae bad_subarch - movl pa(subarch_entries)(,%eax,4), %eax - subl $__PAGE_OFFSET, %eax - jmp *%eax + jmp *pa(subarch_entries)(,%eax,4) bad_subarch: WEAK(lguest_entry) @@ -269,10 +348,10 @@ WEAK(xen_entry) __INITDATA subarch_entries: - .long default_entry /* normal x86/PC */ - .long lguest_entry /* lguest hypervisor */ - .long xen_entry /* Xen hypervisor */ - .long default_entry /* Moorestown MID */ + .long ta(default_entry) /* normal x86/PC */ + .long ta(lguest_entry) /* lguest hypervisor */ + .long ta(xen_entry) /* Xen hypervisor */ + .long ta(default_entry) /* Moorestown MID */ num_subarch_entries = (. - subarch_entries) / 4 .previous #else @@ -362,6 +441,7 @@ default_entry: movl pa(mmu_cr4_features),%eax movl %eax,%cr4 +#ifdef CONFIG_X86_PAE testb $X86_CR4_PAE, %al # check if PAE is enabled jz enable_paging @@ -390,6 +470,9 @@ default_entry: /* Make changes effective */ wrmsr + btsl $_PAGE_BIT_NX-32,pa(__supported_pte_mask+4) +#endif + enable_paging: /* @@ -457,14 +540,20 @@ is486: 1: movl $(__KERNEL_DS),%eax # reload all the segment registers movl %eax,%ss # after changing gdt. - movl $(__USER_DS),%eax # DS/ES contains default USER segment +# movl $(__KERNEL_DS),%eax # DS/ES contains default KERNEL segment movl %eax,%ds movl %eax,%es movl $(__KERNEL_PERCPU), %eax movl %eax,%fs # set this cpu's percpu +#ifdef CONFIG_CC_STACKPROTECTOR movl $(__KERNEL_STACK_CANARY),%eax +#elif defined(CONFIG_PAX_MEMORY_UDEREF) + movl $(__USER_DS),%eax +#else + xorl %eax,%eax +#endif movl %eax,%gs xorl %eax,%eax # Clear LDT @@ -521,8 +610,11 @@ setup_once: * relocation. Manually set base address in stack canary * segment descriptor. */ - movl $gdt_page,%eax + movl $cpu_gdt_table,%eax movl $stack_canary,%ecx +#ifdef CONFIG_SMP + addl $__per_cpu_load,%ecx +#endif movw %cx, 8 * GDT_ENTRY_STACK_CANARY + 2(%eax) shrl $16, %ecx movb %cl, 8 * GDT_ENTRY_STACK_CANARY + 4(%eax) @@ -559,7 +651,7 @@ early_idt_handler_common: cmpl $2,(%esp) # X86_TRAP_NMI je .Lis_nmi # Ignore NMI - cmpl $2,%ss:early_recursion_flag + cmpl $1,%ss:early_recursion_flag je hlt_loop incl %ss:early_recursion_flag @@ -597,8 +689,8 @@ early_idt_handler_common: pushl (20+6*4)(%esp) /* trapno */ pushl $fault_msg call printk -#endif call dump_stack +#endif hlt_loop: hlt jmp hlt_loop @@ -618,8 +710,11 @@ ENDPROC(early_idt_handler_common) /* This is the default interrupt "handler" :-) */ ALIGN ignore_int: - cld #ifdef CONFIG_PRINTK + cmpl $2,%ss:early_recursion_flag + je hlt_loop + incl %ss:early_recursion_flag + cld pushl %eax pushl %ecx pushl %edx @@ -628,9 +723,6 @@ ignore_int: movl $(__KERNEL_DS),%eax movl %eax,%ds movl %eax,%es - cmpl $2,early_recursion_flag - je hlt_loop - incl early_recursion_flag pushl 16(%esp) pushl 24(%esp) pushl 32(%esp) @@ -664,29 +756,34 @@ ENTRY(setup_once_ref) /* * BSS section */ -__PAGE_ALIGNED_BSS - .align PAGE_SIZE #ifdef CONFIG_X86_PAE +.section .initial_pg_pmd,"a",@progbits initial_pg_pmd: .fill 1024*KPMDS,4,0 #else +.section .initial_page_table,"a",@progbits ENTRY(initial_page_table) .fill 1024,4,0 #endif +.section .initial_pg_fixmap,"a",@progbits initial_pg_fixmap: .fill 1024,4,0 +.section .empty_zero_page,"a",@progbits ENTRY(empty_zero_page) .fill 4096,1,0 +.section .swapper_pg_dir,"a",@progbits ENTRY(swapper_pg_dir) +#ifdef CONFIG_X86_PAE + .fill 4,8,0 +#else .fill 1024,4,0 +#endif /* * This starts the data section. */ #ifdef CONFIG_X86_PAE -__PAGE_ALIGNED_DATA - /* Page-aligned for the benefit of paravirt? */ - .align PAGE_SIZE +.section .initial_page_table,"a",@progbits ENTRY(initial_page_table) .long pa(initial_pg_pmd+PGD_IDENT_ATTR),0 /* low identity map */ # if KPMDS == 3 @@ -705,12 +802,20 @@ ENTRY(initial_page_table) # error "Kernel PMDs should be 1, 2 or 3" # endif .align PAGE_SIZE /* needs to be page-sized too */ + +#ifdef CONFIG_PAX_PER_CPU_PGD +ENTRY(cpu_pgd) + .rept 2*NR_CPUS + .fill 4,8,0 + .endr +#endif + #endif .data .balign 4 ENTRY(stack_start) - .long init_thread_union+THREAD_SIZE + .long init_thread_union+THREAD_SIZE-8 __INITRODATA int_msg: @@ -738,7 +843,7 @@ fault_msg: * segment size, and 32-bit linear address value: */ - .data +.section .rodata,"a",@progbits .globl boot_gdt_descr .globl idt_descr @@ -747,7 +852,7 @@ fault_msg: .word 0 # 32 bit align gdt_desc.address boot_gdt_descr: .word __BOOT_DS+7 - .long boot_gdt - __PAGE_OFFSET + .long pa(boot_gdt) .word 0 # 32-bit align idt_desc.address idt_descr: @@ -758,7 +863,7 @@ idt_descr: .word 0 # 32 bit align gdt_desc.address ENTRY(early_gdt_descr) .word GDT_ENTRIES*8-1 - .long gdt_page /* Overwritten for secondary CPUs */ + .long cpu_gdt_table /* Overwritten for secondary CPUs */ /* * The boot_gdt must mirror the equivalent in setup.S and is @@ -767,5 +872,65 @@ ENTRY(early_gdt_descr) .align L1_CACHE_BYTES ENTRY(boot_gdt) .fill GDT_ENTRY_BOOT_CS,8,0 - .quad 0x00cf9a000000ffff /* kernel 4GB code at 0x00000000 */ - .quad 0x00cf92000000ffff /* kernel 4GB data at 0x00000000 */ + .quad 0x00cf9b000000ffff /* kernel 4GB code at 0x00000000 */ + .quad 0x00cf93000000ffff /* kernel 4GB data at 0x00000000 */ + + .align PAGE_SIZE_asm +ENTRY(cpu_gdt_table) + .rept NR_CPUS + .quad 0x0000000000000000 /* NULL descriptor */ + .quad 0x0000000000000000 /* 0x0b reserved */ + .quad 0x0000000000000000 /* 0x13 reserved */ + .quad 0x0000000000000000 /* 0x1b reserved */ + +#ifdef CONFIG_PAX_KERNEXEC + .quad 0x00cf9b000000ffff /* 0x20 alternate kernel 4GB code at 0x00000000 */ +#else + .quad 0x0000000000000000 /* 0x20 unused */ +#endif + + .quad 0x0000000000000000 /* 0x28 unused */ + .quad 0x0000000000000000 /* 0x33 TLS entry 1 */ + .quad 0x0000000000000000 /* 0x3b TLS entry 2 */ + .quad 0x0000000000000000 /* 0x43 TLS entry 3 */ + .quad 0x0000000000000000 /* 0x4b reserved */ + .quad 0x0000000000000000 /* 0x53 reserved */ + .quad 0x0000000000000000 /* 0x5b reserved */ + + .quad 0x00cf9b000000ffff /* 0x60 kernel 4GB code at 0x00000000 */ + .quad 0x00cf93000000ffff /* 0x68 kernel 4GB data at 0x00000000 */ + .quad 0x00cffb000000ffff /* 0x73 user 4GB code at 0x00000000 */ + .quad 0x00cff3000000ffff /* 0x7b user 4GB data at 0x00000000 */ + + .quad 0x0000000000000000 /* 0x80 TSS descriptor */ + .quad 0x0000000000000000 /* 0x88 LDT descriptor */ + + /* + * Segments used for calling PnP BIOS have byte granularity. + * The code segments and data segments have fixed 64k limits, + * the transfer segment sizes are set at run time. + */ + .quad 0x00409b000000ffff /* 0x90 32-bit code */ + .quad 0x00009b000000ffff /* 0x98 16-bit code */ + .quad 0x000093000000ffff /* 0xa0 16-bit data */ + .quad 0x0000930000000000 /* 0xa8 16-bit data */ + .quad 0x0000930000000000 /* 0xb0 16-bit data */ + + /* + * The APM segments have byte granularity and their bases + * are set at run time. All have 64k limits. + */ + .quad 0x00409b000000ffff /* 0xb8 APM CS code */ + .quad 0x00009b000000ffff /* 0xc0 APM CS 16 code (16 bit) */ + .quad 0x004093000000ffff /* 0xc8 APM DS data */ + + .quad 0x00c093000000ffff /* 0xd0 - ESPFIX SS */ + .quad 0x0040930000000000 /* 0xd8 - PERCPU */ + .quad 0x0040910000000017 /* 0xe0 - STACK_CANARY */ + .quad 0x0000000000000000 /* 0xe8 - PCIBIOS_CS */ + .quad 0x0000000000000000 /* 0xf0 - PCIBIOS_DS */ + .quad 0x0000000000000000 /* 0xf8 - GDT entry 31: double-fault TSS */ + + /* Be sure this is zeroed to avoid false validations in Xen */ + .fill PAGE_SIZE_asm - GDT_SIZE,1,0 + .endr diff --git a/arch/x86/kernel/head_64.S b/arch/x86/kernel/head_64.S index ffdc0e8..f429d4f 100644 --- a/arch/x86/kernel/head_64.S +++ b/arch/x86/kernel/head_64.S @@ -20,6 +20,8 @@ #include <asm/processor-flags.h> #include <asm/percpu.h> #include <asm/nops.h> +#include <asm/cpufeature.h> +#include <asm/alternative-asm.h> #ifdef CONFIG_PARAVIRT #include <asm/asm-offsets.h> @@ -41,6 +43,12 @@ L4_PAGE_OFFSET = pgd_index(__PAGE_OFFSET) L3_PAGE_OFFSET = pud_index(__PAGE_OFFSET) L4_START_KERNEL = pgd_index(__START_KERNEL_map) L3_START_KERNEL = pud_index(__START_KERNEL_map) +L4_VMALLOC_START = pgd_index(VMALLOC_START) +L3_VMALLOC_START = pud_index(VMALLOC_START) +L4_VMALLOC_END = pgd_index(VMALLOC_END) +L3_VMALLOC_END = pud_index(VMALLOC_END) +L4_VMEMMAP_START = pgd_index(VMEMMAP_START) +L3_VMEMMAP_START = pud_index(VMEMMAP_START) .text __HEAD @@ -92,11 +100,33 @@ startup_64: * Fixup the physical addresses in the page table */ addq %rbp, early_level4_pgt + (L4_START_KERNEL*8)(%rip) + addq %rbp, init_level4_pgt + (L4_PAGE_OFFSET*8)(%rip) + addq %rbp, init_level4_pgt + (L4_VMALLOC_START*8)(%rip) + addq %rbp, init_level4_pgt + (L4_VMALLOC_END*8)(%rip) + addq %rbp, init_level4_pgt + (L4_VMEMMAP_START*8)(%rip) + addq %rbp, init_level4_pgt + (L4_START_KERNEL*8)(%rip) - addq %rbp, level3_kernel_pgt + (510*8)(%rip) - addq %rbp, level3_kernel_pgt + (511*8)(%rip) + addq %rbp, level3_ident_pgt + (0*8)(%rip) +#ifndef CONFIG_XEN + addq %rbp, level3_ident_pgt + (1*8)(%rip) +#endif + addq %rbp, level3_vmemmap_pgt + (L3_VMEMMAP_START*8)(%rip) + + addq %rbp, level3_kernel_pgt + (L3_START_KERNEL*8)(%rip) + addq %rbp, level3_kernel_pgt + ((L3_START_KERNEL+1)*8)(%rip) + + addq %rbp, level2_ident_pgt + (0*8)(%rip) + + addq %rbp, level2_fixmap_pgt + (0*8)(%rip) + addq %rbp, level2_fixmap_pgt + (1*8)(%rip) + addq %rbp, level2_fixmap_pgt + (2*8)(%rip) + addq %rbp, level2_fixmap_pgt + (3*8)(%rip) + + addq %rbp, level2_fixmap_pgt + (504*8)(%rip) + addq %rbp, level2_fixmap_pgt + (505*8)(%rip) addq %rbp, level2_fixmap_pgt + (506*8)(%rip) + addq %rbp, level2_fixmap_pgt + (507*8)(%rip) /* * Set up the identity mapping for the switchover. These @@ -180,11 +210,12 @@ ENTRY(secondary_startup_64) /* Sanitize CPU configuration */ call verify_cpu + orq $-1, %rbp movq $(init_level4_pgt - __START_KERNEL_map), %rax 1: - /* Enable PAE mode and PGE */ - movl $(X86_CR4_PAE | X86_CR4_PGE), %ecx + /* Enable PAE mode and PSE/PGE */ + movl $(X86_CR4_PSE | X86_CR4_PAE | X86_CR4_PGE), %ecx movq %rcx, %cr4 /* Setup early boot stage 4 level pagetables. */ @@ -205,10 +236,21 @@ ENTRY(secondary_startup_64) movl $MSR_EFER, %ecx rdmsr btsl $_EFER_SCE, %eax /* Enable System Call */ - btl $20,%edi /* No Execute supported? */ + btl $(X86_FEATURE_NX & 31),%edi /* No Execute supported? */ jnc 1f btsl $_EFER_NX, %eax + cmpq $-1, %rbp + je 1f btsq $_PAGE_BIT_NX,early_pmd_flags(%rip) + btsq $_PAGE_BIT_NX, init_level4_pgt + 8*L4_PAGE_OFFSET(%rip) + btsq $_PAGE_BIT_NX, init_level4_pgt + 8*L4_VMALLOC_START(%rip) + btsq $_PAGE_BIT_NX, init_level4_pgt + 8*L4_VMALLOC_END(%rip) + btsq $_PAGE_BIT_NX, init_level4_pgt + 8*L4_VMEMMAP_START(%rip) + btsq $_PAGE_BIT_NX, level2_fixmap_pgt + 8*504(%rip) + btsq $_PAGE_BIT_NX, level2_fixmap_pgt + 8*505(%rip) + btsq $_PAGE_BIT_NX, level2_fixmap_pgt + 8*506(%rip) + btsq $_PAGE_BIT_NX, level2_fixmap_pgt + 8*507(%rip) + btsq $_PAGE_BIT_NX, __supported_pte_mask(%rip) 1: wrmsr /* Make changes effective */ /* Setup cr0 */ @@ -288,6 +330,7 @@ ENTRY(secondary_startup_64) * REX.W + FF /5 JMP m16:64 Jump far, absolute indirect, * address given in m16:64. */ + pax_set_fptr_mask movq initial_code(%rip),%rax pushq $0 # fake return address to stop unwinder pushq $__KERNEL_CS # set correct cs @@ -321,7 +364,7 @@ ENDPROC(start_cpu0) .quad INIT_PER_CPU_VAR(irq_stack_union) GLOBAL(stack_start) - .quad init_thread_union+THREAD_SIZE-8 + .quad init_thread_union+THREAD_SIZE-16 .word 0 __FINITDATA @@ -401,7 +444,7 @@ early_idt_handler_common: call dump_stack #ifdef CONFIG_KALLSYMS leaq early_idt_ripmsg(%rip),%rdi - movq 40(%rsp),%rsi # %rip again + movq 88(%rsp),%rsi # %rip again call __print_symbol #endif #endif /* EARLY_PRINTK */ @@ -430,6 +473,7 @@ ENDPROC(early_idt_handler_common) early_recursion_flag: .long 0 + .section .rodata,"a",@progbits #ifdef CONFIG_EARLY_PRINTK early_idt_msg: .asciz "PANIC: early exception %02lx rip %lx:%lx error %lx cr2 %lx\n" @@ -452,40 +496,67 @@ GLOBAL(name) __INITDATA NEXT_PAGE(early_level4_pgt) .fill 511,8,0 - .quad level3_kernel_pgt - __START_KERNEL_map + _PAGE_TABLE + .quad level3_kernel_pgt - __START_KERNEL_map + _KERNPG_TABLE NEXT_PAGE(early_dynamic_pgts) .fill 512*EARLY_DYNAMIC_PAGE_TABLES,8,0 - .data + .section .rodata,"a",@progbits -#ifndef CONFIG_XEN NEXT_PAGE(init_level4_pgt) - .fill 512,8,0 -#else -NEXT_PAGE(init_level4_pgt) - .quad level3_ident_pgt - __START_KERNEL_map + _KERNPG_TABLE .org init_level4_pgt + L4_PAGE_OFFSET*8, 0 .quad level3_ident_pgt - __START_KERNEL_map + _KERNPG_TABLE + .org init_level4_pgt + L4_VMALLOC_START*8, 0 + .quad level3_vmalloc_start_pgt - __START_KERNEL_map + _KERNPG_TABLE + .org init_level4_pgt + L4_VMALLOC_END*8, 0 + .quad level3_vmalloc_end_pgt - __START_KERNEL_map + _KERNPG_TABLE + .org init_level4_pgt + L4_VMEMMAP_START*8, 0 + .quad level3_vmemmap_pgt - __START_KERNEL_map + _KERNPG_TABLE .org init_level4_pgt + L4_START_KERNEL*8, 0 /* (2^48-(2*1024*1024*1024))/(2^39) = 511 */ - .quad level3_kernel_pgt - __START_KERNEL_map + _PAGE_TABLE + .quad level3_kernel_pgt - __START_KERNEL_map + _KERNPG_TABLE + +#ifdef CONFIG_PAX_PER_CPU_PGD +NEXT_PAGE(cpu_pgd) + .rept 2*NR_CPUS + .fill 512,8,0 + .endr +#endif NEXT_PAGE(level3_ident_pgt) .quad level2_ident_pgt - __START_KERNEL_map + _KERNPG_TABLE +#ifdef CONFIG_XEN .fill 511, 8, 0 +#else + .quad level2_ident_pgt + PAGE_SIZE - __START_KERNEL_map + _KERNPG_TABLE + .fill 510,8,0 +#endif + +NEXT_PAGE(level3_vmalloc_start_pgt) + .fill 512,8,0 + +NEXT_PAGE(level3_vmalloc_end_pgt) + .fill 512,8,0 + +NEXT_PAGE(level3_vmemmap_pgt) + .fill L3_VMEMMAP_START,8,0 + .quad level2_vmemmap_pgt - __START_KERNEL_map + _KERNPG_TABLE + NEXT_PAGE(level2_ident_pgt) - /* Since I easily can, map the first 1G. + .quad level1_ident_pgt - __START_KERNEL_map + _KERNPG_TABLE + /* Since I easily can, map the first 2G. * Don't set NX because code runs from these pages. */ - PMDS(0, __PAGE_KERNEL_IDENT_LARGE_EXEC, PTRS_PER_PMD) -#endif + PMDS(PMD_SIZE, __PAGE_KERNEL_IDENT_LARGE_EXEC, 2*PTRS_PER_PMD - 1) NEXT_PAGE(level3_kernel_pgt) .fill L3_START_KERNEL,8,0 /* (2^48-(2*1024*1024*1024)-((2^39)*511))/(2^30) = 510 */ .quad level2_kernel_pgt - __START_KERNEL_map + _KERNPG_TABLE - .quad level2_fixmap_pgt - __START_KERNEL_map + _PAGE_TABLE + .quad level2_fixmap_pgt - __START_KERNEL_map + _KERNPG_TABLE + +NEXT_PAGE(level2_vmemmap_pgt) + .fill 512,8,0 NEXT_PAGE(level2_kernel_pgt) /* @@ -502,31 +573,79 @@ NEXT_PAGE(level2_kernel_pgt) KERNEL_IMAGE_SIZE/PMD_SIZE) NEXT_PAGE(level2_fixmap_pgt) - .fill 506,8,0 - .quad level1_fixmap_pgt - __START_KERNEL_map + _PAGE_TABLE - /* 8MB reserved for vsyscalls + a 2MB hole = 4 + 1 entries */ - .fill 5,8,0 + .quad level1_modules_pgt - __START_KERNEL_map + 0 * PAGE_SIZE + _KERNPG_TABLE + .quad level1_modules_pgt - __START_KERNEL_map + 1 * PAGE_SIZE + _KERNPG_TABLE + .quad level1_modules_pgt - __START_KERNEL_map + 2 * PAGE_SIZE + _KERNPG_TABLE + .quad level1_modules_pgt - __START_KERNEL_map + 3 * PAGE_SIZE + _KERNPG_TABLE + .fill 500,8,0 + .quad level1_fixmap_pgt - __START_KERNEL_map + 0 * PAGE_SIZE + _KERNPG_TABLE + .quad level1_fixmap_pgt - __START_KERNEL_map + 1 * PAGE_SIZE + _KERNPG_TABLE + .quad level1_fixmap_pgt - __START_KERNEL_map + 2 * PAGE_SIZE + _KERNPG_TABLE + .quad level1_vsyscall_pgt - __START_KERNEL_map + _KERNPG_TABLE + /* 6MB reserved for vsyscalls + a 2MB hole = 3 + 1 entries */ + .fill 4,8,0 + +NEXT_PAGE(level1_ident_pgt) + .fill 512,8,0 + +NEXT_PAGE(level1_modules_pgt) + .fill 4*512,8,0 NEXT_PAGE(level1_fixmap_pgt) + .fill 3*512,8,0 + +NEXT_PAGE(level1_vsyscall_pgt) .fill 512,8,0 #undef PMDS - .data + .align PAGE_SIZE +ENTRY(cpu_gdt_table) + .rept NR_CPUS + .quad 0x0000000000000000 /* NULL descriptor */ + .quad 0x00cf9b000000ffff /* __KERNEL32_CS */ + .quad 0x00af9b000000ffff /* __KERNEL_CS */ + .quad 0x00cf93000000ffff /* __KERNEL_DS */ + .quad 0x00cffb000000ffff /* __USER32_CS */ + .quad 0x00cff3000000ffff /* __USER_DS, __USER32_DS */ + .quad 0x00affb000000ffff /* __USER_CS */ + +#ifdef CONFIG_PAX_KERNEXEC + .quad 0x00af9b000000ffff /* __KERNEXEC_KERNEL_CS */ +#else + .quad 0x0 /* unused */ +#endif + + .quad 0,0 /* TSS */ + .quad 0,0 /* LDT */ + .quad 0,0,0 /* three TLS descriptors */ + .quad 0x0000f40000000000 /* node/CPU stored in limit */ + /* asm/segment.h:GDT_ENTRIES must match this */ + +#ifdef CONFIG_PAX_MEMORY_UDEREF + .quad 0x00cf93000000ffff /* __UDEREF_KERNEL_DS */ +#else + .quad 0x0 /* unused */ +#endif + + /* zero the remaining page */ + .fill PAGE_SIZE / 8 - GDT_ENTRIES,8,0 + .endr + .align 16 .globl early_gdt_descr early_gdt_descr: .word GDT_ENTRIES*8-1 early_gdt_descr_base: - .quad INIT_PER_CPU_VAR(gdt_page) + .quad cpu_gdt_table ENTRY(phys_base) /* This must match the first entry in level2_kernel_pgt */ .quad 0x0000000000000000 #include "../../x86/xen/xen-head.S" - - __PAGE_ALIGNED_BSS + + .section .rodata,"a",@progbits NEXT_PAGE(empty_zero_page) .skip PAGE_SIZE diff --git a/arch/x86/kernel/i386_ksyms_32.c b/arch/x86/kernel/i386_ksyms_32.c index 64341aa..b1e6632 100644 --- a/arch/x86/kernel/i386_ksyms_32.c +++ b/arch/x86/kernel/i386_ksyms_32.c @@ -20,8 +20,12 @@ extern void cmpxchg8b_emu(void); EXPORT_SYMBOL(cmpxchg8b_emu); #endif +EXPORT_SYMBOL_GPL(cpu_gdt_table); + /* Networking helper routines. */ EXPORT_SYMBOL(csum_partial_copy_generic); +EXPORT_SYMBOL(csum_partial_copy_generic_to_user); +EXPORT_SYMBOL(csum_partial_copy_generic_from_user); EXPORT_SYMBOL(__get_user_1); EXPORT_SYMBOL(__get_user_2); @@ -42,3 +46,11 @@ EXPORT_SYMBOL(empty_zero_page); EXPORT_SYMBOL(___preempt_schedule); EXPORT_SYMBOL(___preempt_schedule_notrace); #endif + +#ifdef CONFIG_PAX_KERNEXEC +EXPORT_SYMBOL(__LOAD_PHYSICAL_ADDR); +#endif + +#ifdef CONFIG_PAX_PER_CPU_PGD +EXPORT_SYMBOL(cpu_pgd); +#endif diff --git a/arch/x86/kernel/i8259.c b/arch/x86/kernel/i8259.c index be22f5a..c5d0e1f 100644 --- a/arch/x86/kernel/i8259.c +++ b/arch/x86/kernel/i8259.c @@ -110,7 +110,7 @@ static int i8259A_irq_pending(unsigned int irq) static void make_8259A_irq(unsigned int irq) { disable_irq_nosync(irq); - io_apic_irqs &= ~(1<<irq); + io_apic_irqs &= ~(1UL<<irq); irq_set_chip_and_handler(irq, &i8259A_chip, handle_level_irq); enable_irq(irq); } @@ -208,7 +208,7 @@ spurious_8259A_irq: "spurious 8259A interrupt: IRQ%d.\n", irq); spurious_irq_mask |= irqmask; } - atomic_inc(&irq_err_count); + atomic_inc_unchecked(&irq_err_count); /* * Theoretically we do not have to handle this IRQ, * but in Linux this does not cause problems and is @@ -356,14 +356,16 @@ static void init_8259A(int auto_eoi) /* (slave's support for AEOI in flat mode is to be investigated) */ outb_pic(SLAVE_ICW4_DEFAULT, PIC_SLAVE_IMR); + pax_open_kernel(); if (auto_eoi) /* * In AEOI mode we just have to mask the interrupt * when acking. */ - i8259A_chip.irq_mask_ack = disable_8259A_irq; + *(void **)&i8259A_chip.irq_mask_ack = disable_8259A_irq; else - i8259A_chip.irq_mask_ack = mask_and_ack_8259A; + *(void **)&i8259A_chip.irq_mask_ack = mask_and_ack_8259A; + pax_close_kernel(); udelay(100); /* wait for 8259A to initialize */ diff --git a/arch/x86/kernel/io_delay.c b/arch/x86/kernel/io_delay.c index a979b5b..1d6db75 100644 --- a/arch/x86/kernel/io_delay.c +++ b/arch/x86/kernel/io_delay.c @@ -58,7 +58,7 @@ static int __init dmi_io_delay_0xed_port(const struct dmi_system_id *id) * Quirk table for systems that misbehave (lock up, etc.) if port * 0x80 is used: */ -static struct dmi_system_id __initdata io_delay_0xed_port_dmi_table[] = { +static const struct dmi_system_id __initconst io_delay_0xed_port_dmi_table[] = { { .callback = dmi_io_delay_0xed_port, .ident = "Compaq Presario V6000", diff --git a/arch/x86/kernel/ioport.c b/arch/x86/kernel/ioport.c index 37dae79..620dd84 100644 --- a/arch/x86/kernel/ioport.c +++ b/arch/x86/kernel/ioport.c @@ -6,6 +6,7 @@ #include <linux/sched.h> #include <linux/kernel.h> #include <linux/capability.h> +#include <linux/security.h> #include <linux/errno.h> #include <linux/types.h> #include <linux/ioport.h> @@ -30,6 +31,12 @@ asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int turn_on) return -EINVAL; if (turn_on && !capable(CAP_SYS_RAWIO)) return -EPERM; +#ifdef CONFIG_GRKERNSEC_IO + if (turn_on && grsec_disable_privio) { + gr_handle_ioperm(); + return -ENODEV; + } +#endif /* * If it's the first ioperm() call in this thread's lifetime, set the @@ -54,7 +61,7 @@ asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int turn_on) * because the ->io_bitmap_max value must match the bitmap * contents: */ - tss = &per_cpu(cpu_tss, get_cpu()); + tss = cpu_tss + get_cpu(); if (turn_on) bitmap_clear(t->io_bitmap_ptr, from, num); @@ -105,6 +112,12 @@ SYSCALL_DEFINE1(iopl, unsigned int, level) if (level > old) { if (!capable(CAP_SYS_RAWIO)) return -EPERM; +#ifdef CONFIG_GRKERNSEC_IO + if (grsec_disable_privio) { + gr_handle_iopl(); + return -ENODEV; + } +#endif } regs->flags = (regs->flags & ~X86_EFLAGS_IOPL) | (level << 12); t->iopl = level << 12; diff --git a/arch/x86/kernel/irq.c b/arch/x86/kernel/irq.c index f8062aa..c37b60f 100644 --- a/arch/x86/kernel/irq.c +++ b/arch/x86/kernel/irq.c @@ -28,7 +28,7 @@ EXPORT_PER_CPU_SYMBOL(irq_stat); DEFINE_PER_CPU(struct pt_regs *, irq_regs); EXPORT_PER_CPU_SYMBOL(irq_regs); -atomic_t irq_err_count; +atomic_unchecked_t irq_err_count; /* Function pointer for generic interrupt vector handling */ void (*x86_platform_ipi_callback)(void) = NULL; @@ -147,9 +147,9 @@ int arch_show_interrupts(struct seq_file *p, int prec) seq_puts(p, " Hypervisor callback interrupts\n"); } #endif - seq_printf(p, "%*s: %10u\n", prec, "ERR", atomic_read(&irq_err_count)); + seq_printf(p, "%*s: %10u\n", prec, "ERR", atomic_read_unchecked(&irq_err_count)); #if defined(CONFIG_X86_IO_APIC) - seq_printf(p, "%*s: %10u\n", prec, "MIS", atomic_read(&irq_mis_count)); + seq_printf(p, "%*s: %10u\n", prec, "MIS", atomic_read_unchecked(&irq_mis_count)); #endif #ifdef CONFIG_HAVE_KVM seq_printf(p, "%*s: ", prec, "PIN"); @@ -201,7 +201,7 @@ u64 arch_irq_stat_cpu(unsigned int cpu) u64 arch_irq_stat(void) { - u64 sum = atomic_read(&irq_err_count); + u64 sum = atomic_read_unchecked(&irq_err_count); return sum; } diff --git a/arch/x86/kernel/irq_32.c b/arch/x86/kernel/irq_32.c index 38da8f2..5653e36 100644 --- a/arch/x86/kernel/irq_32.c +++ b/arch/x86/kernel/irq_32.c @@ -23,6 +23,8 @@ #ifdef CONFIG_DEBUG_STACKOVERFLOW +extern void gr_handle_kernel_exploit(void); + int sysctl_panic_on_stackoverflow __read_mostly; /* Debugging check for stack overflow: is there less than 1KB free? */ @@ -33,13 +35,14 @@ static int check_stack_overflow(void) __asm__ __volatile__("andl %%esp,%0" : "=r" (sp) : "0" (THREAD_SIZE - 1)); - return sp < (sizeof(struct thread_info) + STACK_WARN); + return sp < STACK_WARN; } static void print_stack_overflow(void) { printk(KERN_WARNING "low stack detected by irq handler\n"); dump_stack(); + gr_handle_kernel_exploit(); if (sysctl_panic_on_stackoverflow) panic("low stack detected by irq handler - check messages\n"); } @@ -70,10 +73,9 @@ static inline void *current_stack(void) static inline int execute_on_irq_stack(int overflow, struct irq_desc *desc) { - struct irq_stack *curstk, *irqstk; + struct irq_stack *irqstk; u32 *isp, *prev_esp, arg1; - curstk = (struct irq_stack *) current_stack(); irqstk = __this_cpu_read(hardirq_stack); /* @@ -82,15 +84,19 @@ static inline int execute_on_irq_stack(int overflow, struct irq_desc *desc) * handler) we can't do that and just have to keep using the * current stack (which is the irq stack already after all) */ - if (unlikely(curstk == irqstk)) + if (unlikely((void *)current_stack_pointer - (void *)irqstk < THREAD_SIZE)) return 0; - isp = (u32 *) ((char *)irqstk + sizeof(*irqstk)); + isp = (u32 *) ((char *)irqstk + sizeof(*irqstk) - 8); /* Save the next esp at the bottom of the stack */ prev_esp = (u32 *)irqstk; *prev_esp = current_stack_pointer(); +#ifdef CONFIG_PAX_MEMORY_UDEREF + __set_fs(MAKE_MM_SEG(0)); +#endif + if (unlikely(overflow)) call_on_stack(print_stack_overflow, isp); @@ -101,6 +107,11 @@ static inline int execute_on_irq_stack(int overflow, struct irq_desc *desc) : "0" (desc), "1" (isp), "D" (desc->handle_irq) : "memory", "cc", "ecx"); + +#ifdef CONFIG_PAX_MEMORY_UDEREF + __set_fs(current_thread_info()->addr_limit); +#endif + return 1; } @@ -109,32 +120,18 @@ static inline int execute_on_irq_stack(int overflow, struct irq_desc *desc) */ void irq_ctx_init(int cpu) { - struct irq_stack *irqstk; - if (per_cpu(hardirq_stack, cpu)) return; - irqstk = page_address(alloc_pages_node(cpu_to_node(cpu), - THREADINFO_GFP, - THREAD_SIZE_ORDER)); - per_cpu(hardirq_stack, cpu) = irqstk; - - irqstk = page_address(alloc_pages_node(cpu_to_node(cpu), - THREADINFO_GFP, - THREAD_SIZE_ORDER)); - per_cpu(softirq_stack, cpu) = irqstk; - - printk(KERN_DEBUG "CPU %u irqstacks, hard=%p soft=%p\n", - cpu, per_cpu(hardirq_stack, cpu), per_cpu(softirq_stack, cpu)); + per_cpu(hardirq_stack, cpu) = page_address(alloc_pages_node(cpu_to_node(cpu), THREADINFO_GFP, THREAD_SIZE_ORDER)); + per_cpu(softirq_stack, cpu) = page_address(alloc_pages_node(cpu_to_node(cpu), THREADINFO_GFP, THREAD_SIZE_ORDER)); } void do_softirq_own_stack(void) { - struct thread_info *curstk; struct irq_stack *irqstk; u32 *isp, *prev_esp; - curstk = current_stack(); irqstk = __this_cpu_read(softirq_stack); /* build the stack frame on the softirq stack */ @@ -144,7 +141,16 @@ void do_softirq_own_stack(void) prev_esp = (u32 *)irqstk; *prev_esp = current_stack_pointer(); +#ifdef CONFIG_PAX_MEMORY_UDEREF + __set_fs(MAKE_MM_SEG(0)); +#endif + call_on_stack(__do_softirq, isp); + +#ifdef CONFIG_PAX_MEMORY_UDEREF + __set_fs(current_thread_info()->addr_limit); +#endif + } bool handle_irq(struct irq_desc *desc, struct pt_regs *regs) diff --git a/arch/x86/kernel/irq_64.c b/arch/x86/kernel/irq_64.c index c767cf2..425a7ec 100644 --- a/arch/x86/kernel/irq_64.c +++ b/arch/x86/kernel/irq_64.c @@ -20,6 +20,8 @@ #include <asm/idle.h> #include <asm/apic.h> +extern void gr_handle_kernel_exploit(void); + int sysctl_panic_on_stackoverflow; /* @@ -63,6 +65,8 @@ static inline void stack_overflow_check(struct pt_regs *regs) irq_stack_top, irq_stack_bottom, estack_top, estack_bottom); + gr_handle_kernel_exploit(); + if (sysctl_panic_on_stackoverflow) panic("low stack detected by irq handler - check messages\n"); #endif diff --git a/arch/x86/kernel/jump_label.c b/arch/x86/kernel/jump_label.c index e565e0e..fdfeb45 100644 --- a/arch/x86/kernel/jump_label.c +++ b/arch/x86/kernel/jump_label.c @@ -31,6 +31,8 @@ static void bug_at(unsigned char *ip, int line) * Something went wrong. Crash the box, as something could be * corrupting the kernel. */ + ip = (unsigned char *)ktla_ktva((unsigned long)ip); + pr_warning("Unexpected op at %pS [%p] %s:%d\n", ip, ip, __FILE__, line); pr_warning("Unexpected op at %pS [%p] (%02x %02x %02x %02x %02x) %s:%d\n", ip, ip, ip[0], ip[1], ip[2], ip[3], ip[4], __FILE__, line); BUG(); @@ -51,7 +53,7 @@ static void __jump_label_transform(struct jump_entry *entry, * Jump label is enabled for the first time. * So we expect a default_nop... */ - if (unlikely(memcmp((void *)entry->code, default_nop, 5) + if (unlikely(memcmp((void *)ktla_ktva(entry->code), default_nop, 5) != 0)) bug_at((void *)entry->code, __LINE__); } else { @@ -59,7 +61,7 @@ static void __jump_label_transform(struct jump_entry *entry, * ...otherwise expect an ideal_nop. Otherwise * something went horribly wrong. */ - if (unlikely(memcmp((void *)entry->code, ideal_nop, 5) + if (unlikely(memcmp((void *)ktla_ktva(entry->code), ideal_nop, 5) != 0)) bug_at((void *)entry->code, __LINE__); } @@ -75,13 +77,13 @@ static void __jump_label_transform(struct jump_entry *entry, * are converting the default nop to the ideal nop. */ if (init) { - if (unlikely(memcmp((void *)entry->code, default_nop, 5) != 0)) + if (unlikely(memcmp((void *)ktla_ktva(entry->code), default_nop, 5) != 0)) bug_at((void *)entry->code, __LINE__); } else { code.jump = 0xe9; code.offset = entry->target - (entry->code + JUMP_LABEL_NOP_SIZE); - if (unlikely(memcmp((void *)entry->code, &code, 5) != 0)) + if (unlikely(memcmp((void *)ktla_ktva(entry->code), &code, 5) != 0)) bug_at((void *)entry->code, __LINE__); } memcpy(&code, ideal_nops[NOP_ATOMIC5], JUMP_LABEL_NOP_SIZE); diff --git a/arch/x86/kernel/kgdb.c b/arch/x86/kernel/kgdb.c index d6178d9..598681f 100644 --- a/arch/x86/kernel/kgdb.c +++ b/arch/x86/kernel/kgdb.c @@ -228,7 +228,10 @@ static void kgdb_correct_hw_break(void) bp->attr.bp_addr = breakinfo[breakno].addr; bp->attr.bp_len = breakinfo[breakno].len; bp->attr.bp_type = breakinfo[breakno].type; - info->address = breakinfo[breakno].addr; + if (breakinfo[breakno].type == X86_BREAKPOINT_EXECUTE) + info->address = ktla_ktva(breakinfo[breakno].addr); + else + info->address = breakinfo[breakno].addr; info->len = breakinfo[breakno].len; info->type = breakinfo[breakno].type; val = arch_install_hw_breakpoint(bp); @@ -475,12 +478,12 @@ int kgdb_arch_handle_exception(int e_vector, int signo, int err_code, case 'k': /* clear the trace bit */ linux_regs->flags &= ~X86_EFLAGS_TF; - atomic_set(&kgdb_cpu_doing_single_step, -1); + atomic_set_unchecked(&kgdb_cpu_doing_single_step, -1); /* set the trace bit if we're stepping */ if (remcomInBuffer[0] == 's') { linux_regs->flags |= X86_EFLAGS_TF; - atomic_set(&kgdb_cpu_doing_single_step, + atomic_set_unchecked(&kgdb_cpu_doing_single_step, raw_smp_processor_id()); } @@ -545,7 +548,7 @@ static int __kgdb_notify(struct die_args *args, unsigned long cmd) switch (cmd) { case DIE_DEBUG: - if (atomic_read(&kgdb_cpu_doing_single_step) != -1) { + if (atomic_read_unchecked(&kgdb_cpu_doing_single_step) != -1) { if (user_mode(regs)) return single_step_cont(regs, args); break; @@ -750,11 +753,11 @@ int kgdb_arch_set_breakpoint(struct kgdb_bkpt *bpt) #endif /* CONFIG_DEBUG_RODATA */ bpt->type = BP_BREAKPOINT; - err = probe_kernel_read(bpt->saved_instr, (char *)bpt->bpt_addr, + err = probe_kernel_read(bpt->saved_instr, (const void *)ktla_ktva(bpt->bpt_addr), BREAK_INSTR_SIZE); if (err) return err; - err = probe_kernel_write((char *)bpt->bpt_addr, + err = probe_kernel_write((void *)ktla_ktva(bpt->bpt_addr), arch_kgdb_ops.gdb_bpt_instr, BREAK_INSTR_SIZE); #ifdef CONFIG_DEBUG_RODATA if (!err) @@ -767,7 +770,7 @@ int kgdb_arch_set_breakpoint(struct kgdb_bkpt *bpt) return -EBUSY; text_poke((void *)bpt->bpt_addr, arch_kgdb_ops.gdb_bpt_instr, BREAK_INSTR_SIZE); - err = probe_kernel_read(opc, (char *)bpt->bpt_addr, BREAK_INSTR_SIZE); + err = probe_kernel_read(opc, ktla_ktva((char *)bpt->bpt_addr), BREAK_INSTR_SIZE); if (err) return err; if (memcmp(opc, arch_kgdb_ops.gdb_bpt_instr, BREAK_INSTR_SIZE)) @@ -792,13 +795,13 @@ int kgdb_arch_remove_breakpoint(struct kgdb_bkpt *bpt) if (mutex_is_locked(&text_mutex)) goto knl_write; text_poke((void *)bpt->bpt_addr, bpt->saved_instr, BREAK_INSTR_SIZE); - err = probe_kernel_read(opc, (char *)bpt->bpt_addr, BREAK_INSTR_SIZE); + err = probe_kernel_read(opc, ktla_ktva((char *)bpt->bpt_addr), BREAK_INSTR_SIZE); if (err || memcmp(opc, bpt->saved_instr, BREAK_INSTR_SIZE)) goto knl_write; return err; knl_write: #endif /* CONFIG_DEBUG_RODATA */ - return probe_kernel_write((char *)bpt->bpt_addr, + return probe_kernel_write((void *)ktla_ktva(bpt->bpt_addr), (char *)bpt->saved_instr, BREAK_INSTR_SIZE); } diff --git a/arch/x86/kernel/kprobes/core.c b/arch/x86/kernel/kprobes/core.c index 1deffe6..3be342a 100644 --- a/arch/x86/kernel/kprobes/core.c +++ b/arch/x86/kernel/kprobes/core.c @@ -120,9 +120,12 @@ __synthesize_relative_insn(void *from, void *to, u8 op) s32 raddr; } __packed *insn; - insn = (struct __arch_relative_insn *)from; + insn = (struct __arch_relative_insn *)ktla_ktva((unsigned long)from); + + pax_open_kernel(); insn->raddr = (s32)((long)(to) - ((long)(from) + 5)); insn->op = op; + pax_close_kernel(); } /* Insert a jump instruction at address 'from', which jumps to address 'to'.*/ @@ -168,7 +171,7 @@ int can_boost(kprobe_opcode_t *opcodes) kprobe_opcode_t opcode; kprobe_opcode_t *orig_opcodes = opcodes; - if (search_exception_tables((unsigned long)opcodes)) + if (search_exception_tables(ktva_ktla((unsigned long)opcodes))) return 0; /* Page fault may occur on this address. */ retry: @@ -260,12 +263,12 @@ __recover_probed_insn(kprobe_opcode_t *buf, unsigned long addr) * Fortunately, we know that the original code is the ideal 5-byte * long NOP. */ - memcpy(buf, (void *)addr, MAX_INSN_SIZE * sizeof(kprobe_opcode_t)); + memcpy(buf, (void *)ktla_ktva(addr), MAX_INSN_SIZE * sizeof(kprobe_opcode_t)); if (faddr) memcpy(buf, ideal_nops[NOP_ATOMIC5], 5); else buf[0] = kp->opcode; - return (unsigned long)buf; + return ktva_ktla((unsigned long)buf); } /* @@ -367,7 +370,9 @@ int __copy_instruction(u8 *dest, u8 *src) /* Another subsystem puts a breakpoint, failed to recover */ if (insn.opcode.bytes[0] == BREAKPOINT_INSTRUCTION) return 0; + pax_open_kernel(); memcpy(dest, insn.kaddr, length); + pax_close_kernel(); #ifdef CONFIG_X86_64 if (insn_rip_relative(&insn)) { @@ -394,7 +399,9 @@ int __copy_instruction(u8 *dest, u8 *src) return 0; } disp = (u8 *) dest + insn_offset_displacement(&insn); + pax_open_kernel(); *(s32 *) disp = (s32) newdisp; + pax_close_kernel(); } #endif return length; @@ -536,7 +543,7 @@ static void setup_singlestep(struct kprobe *p, struct pt_regs *regs, * nor set current_kprobe, because it doesn't use single * stepping. */ - regs->ip = (unsigned long)p->ainsn.insn; + regs->ip = ktva_ktla((unsigned long)p->ainsn.insn); preempt_enable_no_resched(); return; } @@ -553,9 +560,9 @@ static void setup_singlestep(struct kprobe *p, struct pt_regs *regs, regs->flags &= ~X86_EFLAGS_IF; /* single step inline if the instruction is an int3 */ if (p->opcode == BREAKPOINT_INSTRUCTION) - regs->ip = (unsigned long)p->addr; + regs->ip = ktla_ktva((unsigned long)p->addr); else - regs->ip = (unsigned long)p->ainsn.insn; + regs->ip = ktva_ktla((unsigned long)p->ainsn.insn); } NOKPROBE_SYMBOL(setup_singlestep); @@ -640,7 +647,7 @@ int kprobe_int3_handler(struct pt_regs *regs) setup_singlestep(p, regs, kcb, 0); return 1; } - } else if (*addr != BREAKPOINT_INSTRUCTION) { + } else if (*(kprobe_opcode_t *)ktla_ktva((unsigned long)addr) != BREAKPOINT_INSTRUCTION) { /* * The breakpoint instruction was removed right * after we hit it. Another cpu has removed @@ -687,6 +694,9 @@ static void __used kretprobe_trampoline_holder(void) " movq %rax, 152(%rsp)\n" RESTORE_REGS_STRING " popfq\n" +#ifdef KERNEXEC_PLUGIN + " btsq $63,(%rsp)\n" +#endif #else " pushf\n" SAVE_REGS_STRING @@ -827,7 +837,7 @@ static void resume_execution(struct kprobe *p, struct pt_regs *regs, struct kprobe_ctlblk *kcb) { unsigned long *tos = stack_addr(regs); - unsigned long copy_ip = (unsigned long)p->ainsn.insn; + unsigned long copy_ip = ktva_ktla((unsigned long)p->ainsn.insn); unsigned long orig_ip = (unsigned long)p->addr; kprobe_opcode_t *insn = p->ainsn.insn; diff --git a/arch/x86/kernel/kprobes/opt.c b/arch/x86/kernel/kprobes/opt.c index 7b3b9d1..e2478b91 100644 --- a/arch/x86/kernel/kprobes/opt.c +++ b/arch/x86/kernel/kprobes/opt.c @@ -79,6 +79,7 @@ found: /* Insert a move instruction which sets a pointer to eax/rdi (1st arg). */ static void synthesize_set_arg1(kprobe_opcode_t *addr, unsigned long val) { + pax_open_kernel(); #ifdef CONFIG_X86_64 *addr++ = 0x48; *addr++ = 0xbf; @@ -86,6 +87,7 @@ static void synthesize_set_arg1(kprobe_opcode_t *addr, unsigned long val) *addr++ = 0xb8; #endif *(unsigned long *)addr = val; + pax_close_kernel(); } asm ( @@ -342,7 +344,7 @@ int arch_prepare_optimized_kprobe(struct optimized_kprobe *op, * Verify if the address gap is in 2GB range, because this uses * a relative jump. */ - rel = (long)op->optinsn.insn - (long)op->kp.addr + RELATIVEJUMP_SIZE; + rel = (long)op->optinsn.insn - ktla_ktva((long)op->kp.addr) + RELATIVEJUMP_SIZE; if (abs(rel) > 0x7fffffff) { __arch_remove_optimized_kprobe(op, 0); return -ERANGE; @@ -359,16 +361,18 @@ int arch_prepare_optimized_kprobe(struct optimized_kprobe *op, op->optinsn.size = ret; /* Copy arch-dep-instance from template */ - memcpy(buf, &optprobe_template_entry, TMPL_END_IDX); + pax_open_kernel(); + memcpy(buf, ktla_ktva(&optprobe_template_entry), TMPL_END_IDX); + pax_close_kernel(); /* Set probe information */ synthesize_set_arg1(buf + TMPL_MOVE_IDX, (unsigned long)op); /* Set probe function call */ - synthesize_relcall(buf + TMPL_CALL_IDX, optimized_callback); + synthesize_relcall(ktva_ktla(buf) + TMPL_CALL_IDX, optimized_callback); /* Set returning jmp instruction at the tail of out-of-line buffer */ - synthesize_reljump(buf + TMPL_END_IDX + op->optinsn.size, + synthesize_reljump(ktva_ktla(buf) + TMPL_END_IDX + op->optinsn.size, (u8 *)op->kp.addr + op->optinsn.size); flush_icache_range((unsigned long) buf, @@ -393,7 +397,7 @@ void arch_optimize_kprobes(struct list_head *oplist) WARN_ON(kprobe_disabled(&op->kp)); /* Backup instructions which will be replaced by jump address */ - memcpy(op->optinsn.copied_insn, op->kp.addr + INT3_SIZE, + memcpy(op->optinsn.copied_insn, ktla_ktva(op->kp.addr) + INT3_SIZE, RELATIVE_ADDR_SIZE); insn_buf[0] = RELATIVEJUMP_OPCODE; @@ -441,7 +445,7 @@ int setup_detour_execution(struct kprobe *p, struct pt_regs *regs, int reenter) /* This kprobe is really able to run optimized path. */ op = container_of(p, struct optimized_kprobe, kp); /* Detour through copied instructions */ - regs->ip = (unsigned long)op->optinsn.insn + TMPL_END_IDX; + regs->ip = ktva_ktla((unsigned long)op->optinsn.insn) + TMPL_END_IDX; if (!reenter) reset_current_kprobe(); preempt_enable_no_resched(); diff --git a/arch/x86/kernel/ksysfs.c b/arch/x86/kernel/ksysfs.c index c2bedae..25e7ab60 100644 --- a/arch/x86/kernel/ksysfs.c +++ b/arch/x86/kernel/ksysfs.c @@ -184,7 +184,7 @@ out: static struct kobj_attribute type_attr = __ATTR_RO(type); -static struct bin_attribute data_attr = { +static bin_attribute_no_const data_attr __read_only = { .attr = { .name = "data", .mode = S_IRUGO, diff --git a/arch/x86/kernel/kvmclock.c b/arch/x86/kernel/kvmclock.c index 2c7aafa..7ac2af2 100644 --- a/arch/x86/kernel/kvmclock.c +++ b/arch/x86/kernel/kvmclock.c @@ -29,7 +29,7 @@ #include <asm/x86_init.h> #include <asm/reboot.h> -static int kvmclock = 1; +static int kvmclock __read_only = 1; static int msr_kvm_system_time = MSR_KVM_SYSTEM_TIME; static int msr_kvm_wall_clock = MSR_KVM_WALL_CLOCK; @@ -41,7 +41,7 @@ static int parse_no_kvmclock(char *arg) early_param("no-kvmclock", parse_no_kvmclock); /* The hypervisor will put information about time periodically here */ -static struct pvclock_vsyscall_time_info *hv_clock; +static struct pvclock_vsyscall_time_info hv_clock[NR_CPUS] __page_aligned_bss; static struct pvclock_wall_clock wall_clock; /* @@ -132,7 +132,7 @@ bool kvm_check_and_clear_guest_paused(void) struct pvclock_vcpu_time_info *src; int cpu = smp_processor_id(); - if (!hv_clock) + if (!kvmclock) return ret; src = &hv_clock[cpu].pvti; @@ -159,7 +159,7 @@ int kvm_register_clock(char *txt) int low, high, ret; struct pvclock_vcpu_time_info *src; - if (!hv_clock) + if (!kvmclock) return 0; src = &hv_clock[cpu].pvti; @@ -219,7 +219,6 @@ static void kvm_shutdown(void) void __init kvmclock_init(void) { struct pvclock_vcpu_time_info *vcpu_time; - unsigned long mem; int size, cpu; u8 flags; @@ -237,15 +236,8 @@ void __init kvmclock_init(void) printk(KERN_INFO "kvm-clock: Using msrs %x and %x", msr_kvm_system_time, msr_kvm_wall_clock); - mem = memblock_alloc(size, PAGE_SIZE); - if (!mem) - return; - hv_clock = __va(mem); - memset(hv_clock, 0, size); - if (kvm_register_clock("primary cpu clock")) { - hv_clock = NULL; - memblock_free(mem, size); + kvmclock = 0; return; } pv_time_ops.sched_clock = kvm_clock_read; @@ -286,7 +278,7 @@ int __init kvm_setup_vsyscall_timeinfo(void) struct pvclock_vcpu_time_info *vcpu_time; unsigned int size; - if (!hv_clock) + if (!kvmclock) return 0; size = PAGE_ALIGN(sizeof(struct pvclock_vsyscall_time_info)*NR_CPUS); diff --git a/arch/x86/kernel/ldt.c b/arch/x86/kernel/ldt.c index 6acc9dd..f72931d 100644 --- a/arch/x86/kernel/ldt.c +++ b/arch/x86/kernel/ldt.c @@ -11,6 +11,7 @@ #include <linux/sched.h> #include <linux/string.h> #include <linux/mm.h> +#include <linux/ratelimit.h> #include <linux/smp.h> #include <linux/slab.h> #include <linux/vmalloc.h> @@ -21,6 +22,14 @@ #include <asm/mmu_context.h> #include <asm/syscalls.h> +#ifdef CONFIG_GRKERNSEC +int sysctl_modify_ldt __read_only = 0; +#elif defined(CONFIG_DEFAULT_MODIFY_LDT_SYSCALL) +int sysctl_modify_ldt __read_only = 1; +#else +int sysctl_modify_ldt __read_only = 0; +#endif + /* context.lock is held for us, so we don't need any locking. */ static void flush_ldt(void *current_mm) { @@ -109,6 +118,23 @@ int init_new_context(struct task_struct *tsk, struct mm_struct *mm) struct mm_struct *old_mm; int retval = 0; + if (tsk == current) { + mm->context.vdso = 0; + +#ifdef CONFIG_X86_32 +#if defined(CONFIG_PAX_PAGEEXEC) || defined(CONFIG_PAX_SEGMEXEC) + mm->context.user_cs_base = 0UL; + mm->context.user_cs_limit = ~0UL; + +#if defined(CONFIG_PAX_PAGEEXEC) && defined(CONFIG_SMP) + cpumask_clear(&mm->context.cpu_user_cs_mask); +#endif + +#endif +#endif + + } + mutex_init(&mm->context.lock); old_mm = current->mm; if (!old_mm) { @@ -235,6 +261,14 @@ static int write_ldt(void __user *ptr, unsigned long bytecount, int oldmode) /* The user wants to clear the entry. */ memset(&ldt, 0, sizeof(ldt)); } else { + +#ifdef CONFIG_PAX_SEGMEXEC + if ((mm->pax_flags & MF_PAX_SEGMEXEC) && (ldt_info.contents & MODIFY_LDT_CONTENTS_CODE)) { + error = -EINVAL; + goto out; + } +#endif + if (!IS_ENABLED(CONFIG_X86_16BIT) && !ldt_info.seg_32bit) { error = -EINVAL; goto out; @@ -276,6 +310,15 @@ asmlinkage int sys_modify_ldt(int func, void __user *ptr, { int ret = -ENOSYS; + if (!sysctl_modify_ldt) { + printk_ratelimited(KERN_INFO + "Denied a call to modify_ldt() from %s[%d] (uid: %d)." + " Adjust sysctl if this was not an exploit attempt.\n", + current->comm, task_pid_nr(current), + from_kuid_munged(current_user_ns(), current_uid())); + return ret; + } + switch (func) { case 0: ret = read_ldt(ptr, bytecount); diff --git a/arch/x86/kernel/livepatch.c b/arch/x86/kernel/livepatch.c index ff3c3101d..d7c0cd8 100644 --- a/arch/x86/kernel/livepatch.c +++ b/arch/x86/kernel/livepatch.c @@ -41,9 +41,10 @@ int klp_write_module_reloc(struct module *mod, unsigned long type, int ret, numpages, size = 4; bool readonly; unsigned long val; - unsigned long core = (unsigned long)mod->module_core; - unsigned long core_ro_size = mod->core_ro_size; - unsigned long core_size = mod->core_size; + unsigned long core_rx = (unsigned long)mod->module_core_rx; + unsigned long core_rw = (unsigned long)mod->module_core_rw; + unsigned long core_size_rx = mod->core_size_rx; + unsigned long core_size_rw = mod->core_size_rw; switch (type) { case R_X86_64_NONE: @@ -66,11 +67,12 @@ int klp_write_module_reloc(struct module *mod, unsigned long type, return -EINVAL; } - if (loc < core || loc >= core + core_size) + if ((loc < core_rx || loc >= core_rx + core_size_rx) && + (loc < core_rw || loc >= core_rw + core_size_rw)) /* loc does not point to any symbol inside the module */ return -EINVAL; - if (loc < core + core_ro_size) + if (loc < core_rx + core_size_rx) readonly = true; else readonly = false; diff --git a/arch/x86/kernel/machine_kexec_32.c b/arch/x86/kernel/machine_kexec_32.c index 469b23d..5449cfe 100644 --- a/arch/x86/kernel/machine_kexec_32.c +++ b/arch/x86/kernel/machine_kexec_32.c @@ -26,7 +26,7 @@ #include <asm/cacheflush.h> #include <asm/debugreg.h> -static void set_idt(void *newidt, __u16 limit) +static void set_idt(struct desc_struct *newidt, __u16 limit) { struct desc_ptr curidt; @@ -38,7 +38,7 @@ static void set_idt(void *newidt, __u16 limit) } -static void set_gdt(void *newgdt, __u16 limit) +static void set_gdt(struct desc_struct *newgdt, __u16 limit) { struct desc_ptr curgdt; @@ -216,7 +216,7 @@ void machine_kexec(struct kimage *image) } control_page = page_address(image->control_code_page); - memcpy(control_page, relocate_kernel, KEXEC_CONTROL_CODE_MAX_SIZE); + memcpy(control_page, (void *)ktla_ktva((unsigned long)relocate_kernel), KEXEC_CONTROL_CODE_MAX_SIZE); relocate_kernel_ptr = control_page; page_list[PA_CONTROL_PAGE] = __pa(control_page); diff --git a/arch/x86/kernel/mcount_64.S b/arch/x86/kernel/mcount_64.S index 94ea120..4154cea 100644 --- a/arch/x86/kernel/mcount_64.S +++ b/arch/x86/kernel/mcount_64.S @@ -7,7 +7,7 @@ #include <linux/linkage.h> #include <asm/ptrace.h> #include <asm/ftrace.h> - +#include <asm/alternative-asm.h> .code64 .section .entry.text, "ax" @@ -148,8 +148,9 @@ #ifdef CONFIG_DYNAMIC_FTRACE ENTRY(function_hook) + pax_force_retaddr retq -END(function_hook) +ENDPROC(function_hook) ENTRY(ftrace_caller) /* save_mcount_regs fills in first two parameters */ @@ -181,8 +182,9 @@ GLOBAL(ftrace_graph_call) #endif GLOBAL(ftrace_stub) + pax_force_retaddr retq -END(ftrace_caller) +ENDPROC(ftrace_caller) ENTRY(ftrace_regs_caller) /* Save the current flags before any operations that can change them */ @@ -253,7 +255,7 @@ GLOBAL(ftrace_regs_caller_end) jmp ftrace_return -END(ftrace_regs_caller) +ENDPROC(ftrace_regs_caller) #else /* ! CONFIG_DYNAMIC_FTRACE */ @@ -272,18 +274,20 @@ fgraph_trace: #endif GLOBAL(ftrace_stub) + pax_force_retaddr retq trace: /* save_mcount_regs fills in first two parameters */ save_mcount_regs + pax_force_fptr ftrace_trace_function call *ftrace_trace_function restore_mcount_regs jmp fgraph_trace -END(function_hook) +ENDPROC(function_hook) #endif /* CONFIG_DYNAMIC_FTRACE */ #endif /* CONFIG_FUNCTION_TRACER */ @@ -305,8 +309,9 @@ ENTRY(ftrace_graph_caller) restore_mcount_regs + pax_force_retaddr retq -END(ftrace_graph_caller) +ENDPROC(ftrace_graph_caller) GLOBAL(return_to_handler) subq $24, %rsp @@ -322,5 +327,7 @@ GLOBAL(return_to_handler) movq 8(%rsp), %rdx movq (%rsp), %rax addq $24, %rsp + pax_force_fptr %rdi jmp *%rdi +ENDPROC(return_to_handler) #endif diff --git a/arch/x86/kernel/module.c b/arch/x86/kernel/module.c index 005c03e..7000fe4 100644 --- a/arch/x86/kernel/module.c +++ b/arch/x86/kernel/module.c @@ -75,17 +75,17 @@ static unsigned long int get_module_load_offset(void) } #endif -void *module_alloc(unsigned long size) +static inline void *__module_alloc(unsigned long size, pgprot_t prot) { void *p; - if (PAGE_ALIGN(size) > MODULES_LEN) + if (!size || PAGE_ALIGN(size) > MODULES_LEN) return NULL; p = __vmalloc_node_range(size, MODULE_ALIGN, MODULES_VADDR + get_module_load_offset(), - MODULES_END, GFP_KERNEL | __GFP_HIGHMEM, - PAGE_KERNEL_EXEC, 0, NUMA_NO_NODE, + MODULES_END, GFP_KERNEL | __GFP_HIGHMEM | __GFP_ZERO, + prot, 0, NUMA_NO_NODE, __builtin_return_address(0)); if (p && (kasan_module_alloc(p, size) < 0)) { vfree(p); @@ -95,6 +95,51 @@ void *module_alloc(unsigned long size) return p; } +void *module_alloc(unsigned long size) +{ + +#ifdef CONFIG_PAX_KERNEXEC + return __module_alloc(size, PAGE_KERNEL); +#else + return __module_alloc(size, PAGE_KERNEL_EXEC); +#endif + +} + +#ifdef CONFIG_PAX_KERNEXEC +#ifdef CONFIG_X86_32 +void *module_alloc_exec(unsigned long size) +{ + struct vm_struct *area; + + if (size == 0) + return NULL; + + area = __get_vm_area(size, VM_ALLOC, (unsigned long)&MODULES_EXEC_VADDR, (unsigned long)&MODULES_EXEC_END); +return area ? area->addr : NULL; +} +EXPORT_SYMBOL(module_alloc_exec); + +void module_memfree_exec(void *module_region) +{ + vunmap(module_region); +} +EXPORT_SYMBOL(module_memfree_exec); +#else +void module_memfree_exec(void *module_region) +{ + module_memfree(module_region); +} +EXPORT_SYMBOL(module_memfree_exec); + +void *module_alloc_exec(unsigned long size) +{ + return __module_alloc(size, PAGE_KERNEL_RX); +} +EXPORT_SYMBOL(module_alloc_exec); +#endif +#endif + #ifdef CONFIG_X86_32 int apply_relocate(Elf32_Shdr *sechdrs, const char *strtab, @@ -105,14 +150,16 @@ int apply_relocate(Elf32_Shdr *sechdrs, unsigned int i; Elf32_Rel *rel = (void *)sechdrs[relsec].sh_addr; Elf32_Sym *sym; - uint32_t *location; + uint32_t *plocation, location; DEBUGP("Applying relocate section %u to %u\n", relsec, sechdrs[relsec].sh_info); for (i = 0; i < sechdrs[relsec].sh_size / sizeof(*rel); i++) { /* This is where to make the change */ - location = (void *)sechdrs[sechdrs[relsec].sh_info].sh_addr - + rel[i].r_offset; + plocation = (void *)sechdrs[sechdrs[relsec].sh_info].sh_addr + rel[i].r_offset; + location = (uint32_t)plocation; + if (sechdrs[sechdrs[relsec].sh_info].sh_flags & SHF_EXECINSTR) + plocation = (uint32_t *)ktla_ktva((unsigned long)plocation); /* This is the symbol it is referring to. Note that all undefined symbols have been resolved. */ sym = (Elf32_Sym *)sechdrs[symindex].sh_addr @@ -121,11 +168,15 @@ int apply_relocate(Elf32_Shdr *sechdrs, switch (ELF32_R_TYPE(rel[i].r_info)) { case R_386_32: /* We add the value into the location given */ - *location += sym->st_value; + pax_open_kernel(); + *plocation += sym->st_value; + pax_close_kernel(); break; case R_386_PC32: /* Add the value, subtract its position */ - *location += sym->st_value - (uint32_t)location; + pax_open_kernel(); + *plocation += sym->st_value - location; + pax_close_kernel(); break; default: pr_err("%s: Unknown relocation: %u\n", @@ -170,21 +221,30 @@ int apply_relocate_add(Elf64_Shdr *sechdrs, case R_X86_64_NONE: break; case R_X86_64_64: + pax_open_kernel(); *(u64 *)loc = val; + pax_close_kernel(); break; case R_X86_64_32: + pax_open_kernel(); *(u32 *)loc = val; + pax_close_kernel(); if (val != *(u32 *)loc) goto overflow; break; case R_X86_64_32S: + pax_open_kernel(); *(s32 *)loc = val; + pax_close_kernel(); if ((s64)val != *(s32 *)loc) goto overflow; break; case R_X86_64_PC32: val -= (u64)loc; + pax_open_kernel(); *(u32 *)loc = val; + pax_close_kernel(); + #if 0 if ((s64)val != *(s32 *)loc) goto overflow; diff --git a/arch/x86/kernel/msr.c b/arch/x86/kernel/msr.c index 113e707..0a690e1 100644 --- a/arch/x86/kernel/msr.c +++ b/arch/x86/kernel/msr.c @@ -39,6 +39,7 @@ #include <linux/notifier.h> #include <linux/uaccess.h> #include <linux/gfp.h> +#include <linux/grsecurity.h> #include <asm/processor.h> #include <asm/msr.h> @@ -105,6 +106,11 @@ static ssize_t msr_write(struct file *file, const char __user *buf, int err = 0; ssize_t bytes = 0; +#ifdef CONFIG_GRKERNSEC_KMEM + gr_handle_msr_write(); + return -EPERM; +#endif + if (count % 8) return -EINVAL; /* Invalid chunk size */ @@ -152,6 +158,10 @@ static long msr_ioctl(struct file *file, unsigned int ioc, unsigned long arg) err = -EBADF; break; } +#ifdef CONFIG_GRKERNSEC_KMEM + gr_handle_msr_write(); + return -EPERM; +#endif if (copy_from_user(®s, uregs, sizeof regs)) { err = -EFAULT; break; @@ -235,7 +245,7 @@ static int msr_class_cpu_callback(struct notifier_block *nfb, return notifier_from_errno(err); } -static struct notifier_block __refdata msr_class_cpu_notifier = { +static struct notifier_block msr_class_cpu_notifier = { .notifier_call = msr_class_cpu_callback, }; diff --git a/arch/x86/kernel/nmi.c b/arch/x86/kernel/nmi.c index 697f90d..8b1c639 100644 --- a/arch/x86/kernel/nmi.c +++ b/arch/x86/kernel/nmi.c @@ -98,16 +98,16 @@ fs_initcall(nmi_warning_debugfs); static void nmi_max_handler(struct irq_work *w) { - struct nmiaction *a = container_of(w, struct nmiaction, irq_work); + struct nmiwork *n = container_of(w, struct nmiwork, irq_work); int remainder_ns, decimal_msecs; - u64 whole_msecs = ACCESS_ONCE(a->max_duration); + u64 whole_msecs = ACCESS_ONCE(n->max_duration); remainder_ns = do_div(whole_msecs, (1000 * 1000)); decimal_msecs = remainder_ns / 1000; printk_ratelimited(KERN_INFO "INFO: NMI handler (%ps) took too long to run: %lld.%03d msecs\n", - a->handler, whole_msecs, decimal_msecs); + n->action->handler, whole_msecs, decimal_msecs); } static int nmi_handle(unsigned int type, struct pt_regs *regs) @@ -134,11 +134,11 @@ static int nmi_handle(unsigned int type, struct pt_regs *regs) delta = sched_clock() - delta; trace_nmi_handler(a->handler, (int)delta, thishandled); - if (delta < nmi_longest_ns || delta < a->max_duration) + if (delta < nmi_longest_ns || delta < a->work->max_duration) continue; - a->max_duration = delta; - irq_work_queue(&a->irq_work); + a->work->max_duration = delta; + irq_work_queue(&a->work->irq_work); } rcu_read_unlock(); @@ -148,7 +148,7 @@ static int nmi_handle(unsigned int type, struct pt_regs *regs) } NOKPROBE_SYMBOL(nmi_handle); -int __register_nmi_handler(unsigned int type, struct nmiaction *action) +int __register_nmi_handler(unsigned int type, const struct nmiaction *action) { struct nmi_desc *desc = nmi_to_desc(type); unsigned long flags; @@ -156,7 +156,8 @@ int __register_nmi_handler(unsigned int type, struct nmiaction *action) if (!action->handler) return -EINVAL; - init_irq_work(&action->irq_work, nmi_max_handler); + action->work->action = action; + init_irq_work(&action->work->irq_work, nmi_max_handler); spin_lock_irqsave(&desc->lock, flags); @@ -174,9 +175,9 @@ int __register_nmi_handler(unsigned int type, struct nmiaction *action) * event confuses some handlers (kdump uses this flag) */ if (action->flags & NMI_FLAG_FIRST) - list_add_rcu(&action->list, &desc->head); + pax_list_add_rcu((struct list_head *)&action->list, &desc->head); else - list_add_tail_rcu(&action->list, &desc->head); + pax_list_add_tail_rcu((struct list_head *)&action->list, &desc->head); spin_unlock_irqrestore(&desc->lock, flags); return 0; @@ -199,7 +200,7 @@ void unregister_nmi_handler(unsigned int type, const char *name) if (!strcmp(n->name, name)) { WARN(in_nmi(), "Trying to free NMI (%s) from NMI context!\n", n->name); - list_del_rcu(&n->list); + pax_list_del_rcu((struct list_head *)&n->list); break; } } @@ -481,6 +482,17 @@ static DEFINE_PER_CPU(int, update_debug_stack); dotraplinkage notrace void do_nmi(struct pt_regs *regs, long error_code) { + +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) + if (!user_mode(regs)) { + unsigned long cs = regs->cs & 0xFFFF; + unsigned long ip = ktva_ktla(regs->ip); + + if ((cs == __KERNEL_CS || cs == __KERNEXEC_KERNEL_CS) && ip <= (unsigned long)_etext) + regs->ip = ip; + } +#endif + if (this_cpu_read(nmi_state) != NMI_NOT_RUNNING) { this_cpu_write(nmi_state, NMI_LATCHED); return; diff --git a/arch/x86/kernel/nmi_selftest.c b/arch/x86/kernel/nmi_selftest.c index 6d9582e..f746287 100644 --- a/arch/x86/kernel/nmi_selftest.c +++ b/arch/x86/kernel/nmi_selftest.c @@ -43,7 +43,7 @@ static void __init init_nmi_testsuite(void) { /* trap all the unknown NMIs we may generate */ register_nmi_handler(NMI_UNKNOWN, nmi_unk_cb, 0, "nmi_selftest_unk", - __initdata); + __initconst); } static void __init cleanup_nmi_testsuite(void) @@ -66,7 +66,7 @@ static void __init test_nmi_ipi(struct cpumask *mask) unsigned long timeout; if (register_nmi_handler(NMI_LOCAL, test_nmi_ipi_callback, - NMI_FLAG_FIRST, "nmi_selftest", __initdata)) { + NMI_FLAG_FIRST, "nmi_selftest", __initconst)) { nmi_fail = FAILURE; return; } diff --git a/arch/x86/kernel/paravirt-spinlocks.c b/arch/x86/kernel/paravirt-spinlocks.c index 33ee3e0..da3519a 100644 --- a/arch/x86/kernel/paravirt-spinlocks.c +++ b/arch/x86/kernel/paravirt-spinlocks.c @@ -23,7 +23,7 @@ bool pv_is_native_spin_unlock(void) } #endif -struct pv_lock_ops pv_lock_ops = { +struct pv_lock_ops pv_lock_ops __read_only = { #ifdef CONFIG_SMP #ifdef CONFIG_QUEUED_SPINLOCKS .queued_spin_lock_slowpath = native_queued_spin_lock_slowpath, diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c index c2130ae..d52ca15 100644 --- a/arch/x86/kernel/paravirt.c +++ b/arch/x86/kernel/paravirt.c @@ -64,6 +64,9 @@ u64 _paravirt_ident_64(u64 x) { return x; } +#if defined(CONFIG_X86_32) && defined(CONFIG_X86_PAE) +PV_CALLEE_SAVE_REGS_THUNK(_paravirt_ident_64); +#endif void __init default_banner(void) { @@ -150,16 +153,20 @@ unsigned paravirt_patch_default(u8 type, u16 clobbers, void *insnbuf, if (opfunc == NULL) /* If there's no function, patch it with a ud2a (BUG) */ - ret = paravirt_patch_insns(insnbuf, len, ud2a, ud2a+sizeof(ud2a)); - else if (opfunc == _paravirt_nop) + ret = paravirt_patch_insns(insnbuf, len, (const char *)ktva_ktla((unsigned long)ud2a), ud2a+sizeof(ud2a)); + else if (opfunc == (void *)_paravirt_nop) /* If the operation is a nop, then nop the callsite */ ret = paravirt_patch_nop(); /* identity functions just return their single argument */ - else if (opfunc == _paravirt_ident_32) + else if (opfunc == (void *)_paravirt_ident_32) ret = paravirt_patch_ident_32(insnbuf, len); - else if (opfunc == _paravirt_ident_64) + else if (opfunc == (void *)_paravirt_ident_64) ret = paravirt_patch_ident_64(insnbuf, len); +#if defined(CONFIG_X86_32) && defined(CONFIG_X86_PAE) + else if (opfunc == (void *)__raw_callee_save__paravirt_ident_64) + ret = paravirt_patch_ident_64(insnbuf, len); +#endif else if (type == PARAVIRT_PATCH(pv_cpu_ops.iret) || #ifdef CONFIG_X86_32 @@ -186,7 +193,7 @@ unsigned paravirt_patch_insns(void *insnbuf, unsigned len, if (insn_len > len || start == NULL) insn_len = len; else - memcpy(insnbuf, start, insn_len); + memcpy(insnbuf, (const char *)ktla_ktva((unsigned long)start), insn_len); return insn_len; } @@ -310,7 +317,7 @@ enum paravirt_lazy_mode paravirt_get_lazy_mode(void) return this_cpu_read(paravirt_lazy_mode); } -struct pv_info pv_info = { +struct pv_info pv_info __read_only = { .name = "bare hardware", .paravirt_enabled = 0, .kernel_rpl = 0, @@ -321,16 +328,16 @@ struct pv_info pv_info = { #endif }; -struct pv_init_ops pv_init_ops = { +struct pv_init_ops pv_init_ops __read_only = { .patch = native_patch, }; -struct pv_time_ops pv_time_ops = { +struct pv_time_ops pv_time_ops __read_only = { .sched_clock = native_sched_clock, .steal_clock = native_steal_clock, }; -__visible struct pv_irq_ops pv_irq_ops = { +__visible struct pv_irq_ops pv_irq_ops __read_only = { .save_fl = __PV_IS_CALLEE_SAVE(native_save_fl), .restore_fl = __PV_IS_CALLEE_SAVE(native_restore_fl), .irq_disable = __PV_IS_CALLEE_SAVE(native_irq_disable), @@ -342,7 +349,7 @@ __visible struct pv_irq_ops pv_irq_ops = { #endif }; -__visible struct pv_cpu_ops pv_cpu_ops = { +__visible struct pv_cpu_ops pv_cpu_ops __read_only = { .cpuid = native_cpuid, .get_debugreg = native_get_debugreg, .set_debugreg = native_set_debugreg, @@ -403,21 +410,26 @@ NOKPROBE_SYMBOL(native_get_debugreg); NOKPROBE_SYMBOL(native_set_debugreg); NOKPROBE_SYMBOL(native_load_idt); -struct pv_apic_ops pv_apic_ops = { +struct pv_apic_ops pv_apic_ops __read_only= { #ifdef CONFIG_X86_LOCAL_APIC .startup_ipi_hook = paravirt_nop, #endif }; -#if defined(CONFIG_X86_32) && !defined(CONFIG_X86_PAE) +#ifdef CONFIG_X86_32 +#ifdef CONFIG_X86_PAE +/* 64-bit pagetable entries */ +#define PTE_IDENT PV_CALLEE_SAVE(_paravirt_ident_64) +#else /* 32-bit pagetable entries */ #define PTE_IDENT __PV_IS_CALLEE_SAVE(_paravirt_ident_32) +#endif #else /* 64-bit pagetable entries */ #define PTE_IDENT __PV_IS_CALLEE_SAVE(_paravirt_ident_64) #endif -struct pv_mmu_ops pv_mmu_ops = { +struct pv_mmu_ops pv_mmu_ops __read_only = { .read_cr2 = native_read_cr2, .write_cr2 = native_write_cr2, @@ -467,6 +479,7 @@ struct pv_mmu_ops pv_mmu_ops = { .make_pud = PTE_IDENT, .set_pgd = native_set_pgd, + .set_pgd_batched = native_set_pgd_batched, #endif #endif /* CONFIG_PGTABLE_LEVELS >= 3 */ @@ -487,6 +500,12 @@ struct pv_mmu_ops pv_mmu_ops = { }, .set_fixmap = native_set_fixmap, + +#ifdef CONFIG_PAX_KERNEXEC + .pax_open_kernel = native_pax_open_kernel, + .pax_close_kernel = native_pax_close_kernel, +#endif + }; EXPORT_SYMBOL_GPL(pv_time_ops); diff --git a/arch/x86/kernel/paravirt_patch_64.c b/arch/x86/kernel/paravirt_patch_64.c index 8aa0558..465512e 100644 --- a/arch/x86/kernel/paravirt_patch_64.c +++ b/arch/x86/kernel/paravirt_patch_64.c @@ -9,7 +9,11 @@ DEF_NATIVE(pv_irq_ops, save_fl, "pushfq; popq %rax"); DEF_NATIVE(pv_mmu_ops, read_cr2, "movq %cr2, %rax"); DEF_NATIVE(pv_mmu_ops, read_cr3, "movq %cr3, %rax"); DEF_NATIVE(pv_mmu_ops, write_cr3, "movq %rdi, %cr3"); + +#ifndef CONFIG_PAX_MEMORY_UDEREF DEF_NATIVE(pv_mmu_ops, flush_tlb_single, "invlpg (%rdi)"); +#endif + DEF_NATIVE(pv_cpu_ops, clts, "clts"); DEF_NATIVE(pv_cpu_ops, wbinvd, "wbinvd"); @@ -62,7 +66,11 @@ unsigned native_patch(u8 type, u16 clobbers, void *ibuf, PATCH_SITE(pv_mmu_ops, read_cr3); PATCH_SITE(pv_mmu_ops, write_cr3); PATCH_SITE(pv_cpu_ops, clts); + +#ifndef CONFIG_PAX_MEMORY_UDEREF PATCH_SITE(pv_mmu_ops, flush_tlb_single); +#endif + PATCH_SITE(pv_cpu_ops, wbinvd); #if defined(CONFIG_PARAVIRT_SPINLOCKS) && defined(CONFIG_QUEUED_SPINLOCKS) case PARAVIRT_PATCH(pv_lock_ops.queued_spin_unlock): diff --git a/arch/x86/kernel/pci-calgary_64.c b/arch/x86/kernel/pci-calgary_64.c index 0497f71..7186c0d 100644 --- a/arch/x86/kernel/pci-calgary_64.c +++ b/arch/x86/kernel/pci-calgary_64.c @@ -1347,7 +1347,7 @@ static void __init get_tce_space_from_tar(void) tce_space = be64_to_cpu(readq(target)); tce_space = tce_space & TAR_SW_BITS; - tce_space = tce_space & (~specified_table_size); + tce_space = tce_space & (~(unsigned long)specified_table_size); info->tce_space = (u64 *)__va(tce_space); } } diff --git a/arch/x86/kernel/pci-iommu_table.c b/arch/x86/kernel/pci-iommu_table.c index 35ccf75..7a15747 100644 --- a/arch/x86/kernel/pci-iommu_table.c +++ b/arch/x86/kernel/pci-iommu_table.c @@ -2,7 +2,7 @@ #include <asm/iommu_table.h> #include <linux/string.h> #include <linux/kallsyms.h> - +#include <linux/sched.h> #define DEBUG 1 diff --git a/arch/x86/kernel/pci-swiotlb.c b/arch/x86/kernel/pci-swiotlb.c index adf0392..88a7576 100644 --- a/arch/x86/kernel/pci-swiotlb.c +++ b/arch/x86/kernel/pci-swiotlb.c @@ -40,7 +40,7 @@ void x86_swiotlb_free_coherent(struct device *dev, size_t size, struct dma_attrs *attrs) { if (is_swiotlb_buffer(dma_to_phys(dev, dma_addr))) - swiotlb_free_coherent(dev, size, vaddr, dma_addr); + swiotlb_free_coherent(dev, size, vaddr, dma_addr, attrs); else dma_generic_free_coherent(dev, size, vaddr, dma_addr, attrs); } diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index 9f7c21c..854f412 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c @@ -15,6 +15,7 @@ #include <linux/dmi.h> #include <linux/utsname.h> #include <linux/stackprotector.h> +#include <linux/kthread.h> #include <linux/tick.h> #include <linux/cpuidle.h> #include <trace/events/power.h> @@ -39,7 +40,8 @@ * section. Since TSS's are completely CPU-local, we want them * on exact cacheline boundaries, to eliminate cacheline ping-pong. */ -__visible DEFINE_PER_CPU_SHARED_ALIGNED(struct tss_struct, cpu_tss) = { +struct tss_struct cpu_tss[NR_CPUS] __visible ____cacheline_internodealigned_in_smp = { + [0 ... NR_CPUS-1] = { .x86_tss = { .sp0 = TOP_OF_INIT_STACK, #ifdef CONFIG_X86_32 @@ -57,6 +59,7 @@ __visible DEFINE_PER_CPU_SHARED_ALIGNED(struct tss_struct, cpu_tss) = { */ .io_bitmap = { [0 ... IO_BITMAP_LONGS] = ~0 }, #endif +} }; EXPORT_PER_CPU_SYMBOL(cpu_tss); @@ -77,13 +80,26 @@ void idle_notifier_unregister(struct notifier_block *n) EXPORT_SYMBOL_GPL(idle_notifier_unregister); #endif +struct kmem_cache *fpregs_state_cachep; +EXPORT_SYMBOL(fpregs_state_cachep); + +void __init arch_task_cache_init(void) +{ + /* create a slab on which task_structs can be allocated */ + fpregs_state_cachep = + kmem_cache_create("fpregs_state", xstate_size, + ARCH_MIN_TASKALIGN, SLAB_PANIC | SLAB_NOTRACK | SLAB_USERCOPY, NULL); +} + /* * this gets called so that we can store lazy state into memory and copy the * current task into the new thread. */ int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src) { - memcpy(dst, src, arch_task_struct_size); + *dst = *src; + dst->thread.fpu.state = kmem_cache_alloc_node(fpregs_state_cachep, GFP_KERNEL, tsk_fork_get_node(src)); + memcpy(dst->thread.fpu.state, src->thread.fpu.state, xstate_size); #ifdef CONFIG_VM86 dst->thread.vm86 = NULL; #endif @@ -91,6 +107,12 @@ int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src) return fpu__copy(&dst->thread.fpu, &src->thread.fpu); } +void arch_release_task_struct(struct task_struct *tsk) +{ + kmem_cache_free(fpregs_state_cachep, tsk->thread.fpu.state); + tsk->thread.fpu.state = NULL; +} + /* * Free current thread data structures etc.. */ @@ -102,7 +124,7 @@ void exit_thread(void) struct fpu *fpu = &t->fpu; if (bp) { - struct tss_struct *tss = &per_cpu(cpu_tss, get_cpu()); + struct tss_struct *tss = cpu_tss + get_cpu(); t->io_bitmap_ptr = NULL; clear_thread_flag(TIF_IO_BITMAP); @@ -124,6 +146,9 @@ void flush_thread(void) { struct task_struct *tsk = current; +#if defined(CONFIG_X86_32) && !defined(CONFIG_CC_STACKPROTECTOR) && !defined(CONFIG_PAX_MEMORY_UDEREF) + loadsegment(gs, 0); +#endif flush_ptrace_hw_breakpoint(tsk); memset(tsk->thread.tls_array, 0, sizeof(tsk->thread.tls_array)); @@ -265,7 +290,7 @@ static void __exit_idle(void) void exit_idle(void) { /* idle loop has pid 0 */ - if (current->pid) + if (task_pid_nr(current)) return; __exit_idle(); } @@ -318,7 +343,7 @@ bool xen_set_default_idle(void) return ret; } #endif -void stop_this_cpu(void *dummy) +__noreturn void stop_this_cpu(void *dummy) { local_irq_disable(); /* @@ -496,13 +521,6 @@ static int __init idle_setup(char *str) } early_param("idle", idle_setup); -unsigned long arch_align_stack(unsigned long sp) -{ - if (!(current->personality & ADDR_NO_RANDOMIZE) && randomize_va_space) - sp -= get_random_int() % 8192; - return sp & ~0xf; -} - unsigned long arch_randomize_brk(struct mm_struct *mm) { unsigned long range_end = mm->brk + 0x02000000; @@ -534,9 +552,7 @@ unsigned long get_wchan(struct task_struct *p) * PADDING * ----------- top = topmax - TOP_OF_KERNEL_STACK_PADDING * stack - * ----------- bottom = start + sizeof(thread_info) - * thread_info - * ----------- start + * ----------- bottom = start * * The tasks stack pointer points at the location where the * framepointer is stored. The data on the stack is: @@ -547,7 +563,7 @@ unsigned long get_wchan(struct task_struct *p) */ top = start + THREAD_SIZE - TOP_OF_KERNEL_STACK_PADDING; top -= 2 * sizeof(unsigned long); - bottom = start + sizeof(struct thread_info); + bottom = start; sp = READ_ONCE(p->thread.sp); if (sp < bottom || sp > top) @@ -564,3 +580,35 @@ unsigned long get_wchan(struct task_struct *p) } while (count++ < 16 && p->state != TASK_RUNNING); return 0; } + +#ifdef CONFIG_PAX_RANDKSTACK +void pax_randomize_kstack(struct pt_regs *regs) +{ + struct thread_struct *thread = ¤t->thread; + unsigned long time; + + if (!randomize_va_space) + return; + + if (v8086_mode(regs)) + return; + + time = rdtsc(); + + /* P4 seems to return a 0 LSB, ignore it */ +#ifdef CONFIG_MPENTIUM4 + time &= 0x3EUL; + time <<= 2; +#elif defined(CONFIG_X86_64) + time &= 0xFUL; + time <<= 4; +#else + time &= 0x1FUL; + time <<= 3; +#endif + + thread->sp0 ^= time; + load_sp0(cpu_tss + smp_processor_id(), thread); + this_cpu_write(cpu_current_top_of_stack, thread->sp0); +} +#endif diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c index 737527b..ebf7a85 100644 --- a/arch/x86/kernel/process_32.c +++ b/arch/x86/kernel/process_32.c @@ -64,6 +64,7 @@ asmlinkage void ret_from_kernel_thread(void) __asm__("ret_from_kernel_thread"); unsigned long thread_saved_pc(struct task_struct *tsk) { return ((unsigned long *)tsk->thread.sp)[3]; +//XXX return tsk->thread.eip; } void __show_regs(struct pt_regs *regs, int all) @@ -76,16 +77,15 @@ void __show_regs(struct pt_regs *regs, int all) if (user_mode(regs)) { sp = regs->sp; ss = regs->ss & 0xffff; - gs = get_user_gs(regs); } else { sp = kernel_stack_pointer(regs); savesegment(ss, ss); - savesegment(gs, gs); } + gs = get_user_gs(regs); printk(KERN_DEFAULT "EIP: %04x:[<%08lx>] EFLAGS: %08lx CPU: %d\n", (u16)regs->cs, regs->ip, regs->flags, - smp_processor_id()); + raw_smp_processor_id()); print_symbol("EIP is at %s\n", regs->ip); printk(KERN_DEFAULT "EAX: %08lx EBX: %08lx ECX: %08lx EDX: %08lx\n", @@ -132,21 +132,22 @@ void release_thread(struct task_struct *dead_task) int copy_thread_tls(unsigned long clone_flags, unsigned long sp, unsigned long arg, struct task_struct *p, unsigned long tls) { - struct pt_regs *childregs = task_pt_regs(p); + struct pt_regs *childregs = task_stack_page(p) + THREAD_SIZE - sizeof(struct pt_regs) - 8; struct task_struct *tsk; int err; p->thread.sp = (unsigned long) childregs; p->thread.sp0 = (unsigned long) (childregs+1); + p->tinfo.lowest_stack = (unsigned long)task_stack_page(p) + 2 * sizeof(unsigned long); memset(p->thread.ptrace_bps, 0, sizeof(p->thread.ptrace_bps)); if (unlikely(p->flags & PF_KTHREAD)) { /* kernel thread */ memset(childregs, 0, sizeof(struct pt_regs)); p->thread.ip = (unsigned long) ret_from_kernel_thread; - task_user_gs(p) = __KERNEL_STACK_CANARY; - childregs->ds = __USER_DS; - childregs->es = __USER_DS; + savesegment(gs, childregs->gs); + childregs->ds = __KERNEL_DS; + childregs->es = __KERNEL_DS; childregs->fs = __KERNEL_PERCPU; childregs->bx = sp; /* function */ childregs->bp = arg; @@ -246,7 +247,7 @@ __switch_to(struct task_struct *prev_p, struct task_struct *next_p) struct fpu *prev_fpu = &prev->fpu; struct fpu *next_fpu = &next->fpu; int cpu = smp_processor_id(); - struct tss_struct *tss = &per_cpu(cpu_tss, cpu); + struct tss_struct *tss = cpu_tss + cpu; fpu_switch_t fpu_switch; /* never put a printk in __switch_to... printk() calls wake_up*() indirectly */ @@ -265,6 +266,10 @@ __switch_to(struct task_struct *prev_p, struct task_struct *next_p) */ lazy_save_gs(prev->gs); +#ifdef CONFIG_PAX_MEMORY_UDEREF + __set_fs(task_thread_info(next_p)->addr_limit); +#endif + /* * Load the per-thread Thread-Local Storage descriptor. */ @@ -308,9 +313,9 @@ __switch_to(struct task_struct *prev_p, struct task_struct *next_p) * current_thread_info(). */ load_sp0(tss, next); - this_cpu_write(cpu_current_top_of_stack, - (unsigned long)task_stack_page(next_p) + - THREAD_SIZE); + this_cpu_write(current_task, next_p); + this_cpu_write(current_tinfo, &next_p->tinfo); + this_cpu_write(cpu_current_top_of_stack, next->sp0); /* * Restore %gs if needed (which is common) @@ -320,7 +325,5 @@ __switch_to(struct task_struct *prev_p, struct task_struct *next_p) switch_fpu_finish(next_fpu, fpu_switch); - this_cpu_write(current_task, next_p); - return prev_p; } diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c index b35921a..c995d0b 100644 --- a/arch/x86/kernel/process_64.c +++ b/arch/x86/kernel/process_64.c @@ -159,9 +159,10 @@ int copy_thread_tls(unsigned long clone_flags, unsigned long sp, struct pt_regs *childregs; struct task_struct *me = current; - p->thread.sp0 = (unsigned long)task_stack_page(p) + THREAD_SIZE; + p->thread.sp0 = (unsigned long)task_stack_page(p) + THREAD_SIZE - 16; childregs = task_pt_regs(p); p->thread.sp = (unsigned long) childregs; + p->tinfo.lowest_stack = (unsigned long)task_stack_page(p) + 2 * sizeof(unsigned long); set_tsk_thread_flag(p, TIF_FORK); p->thread.io_bitmap_ptr = NULL; @@ -171,6 +172,8 @@ int copy_thread_tls(unsigned long clone_flags, unsigned long sp, p->thread.fs = p->thread.fsindex ? 0 : me->thread.fs; savesegment(es, p->thread.es); savesegment(ds, p->thread.ds); + savesegment(ss, p->thread.ss); + BUG_ON(p->thread.ss == __UDEREF_KERNEL_DS); memset(p->thread.ptrace_bps, 0, sizeof(p->thread.ptrace_bps)); if (unlikely(p->flags & PF_KTHREAD)) { @@ -278,7 +281,7 @@ __switch_to(struct task_struct *prev_p, struct task_struct *next_p) struct fpu *prev_fpu = &prev->fpu; struct fpu *next_fpu = &next->fpu; int cpu = smp_processor_id(); - struct tss_struct *tss = &per_cpu(cpu_tss, cpu); + struct tss_struct *tss = cpu_tss + cpu; unsigned fsindex, gsindex; fpu_switch_t fpu_switch; @@ -329,6 +332,10 @@ __switch_to(struct task_struct *prev_p, struct task_struct *next_p) if (unlikely(next->ds | prev->ds)) loadsegment(ds, next->ds); + savesegment(ss, prev->ss); + if (unlikely(next->ss != prev->ss)) + loadsegment(ss, next->ss); + /* * Switch FS and GS. * @@ -400,6 +407,7 @@ __switch_to(struct task_struct *prev_p, struct task_struct *next_p) * Switch the PDA and FPU contexts. */ this_cpu_write(current_task, next_p); + this_cpu_write(current_tinfo, &next_p->tinfo); /* * If it were not for PREEMPT_ACTIVE we could guarantee that the @@ -412,6 +420,8 @@ __switch_to(struct task_struct *prev_p, struct task_struct *next_p) /* Reload esp0 and ss1. This changes current_thread_info(). */ load_sp0(tss, next); + this_cpu_write(cpu_current_top_of_stack, next->sp0); + /* * Now maybe reload the debug registers and handle I/O bitmaps */ diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c index 558f50e..2312c52 100644 --- a/arch/x86/kernel/ptrace.c +++ b/arch/x86/kernel/ptrace.c @@ -184,10 +184,10 @@ unsigned long kernel_stack_pointer(struct pt_regs *regs) unsigned long sp = (unsigned long)®s->sp; u32 *prev_esp; - if (context == (sp & ~(THREAD_SIZE - 1))) + if (context == ((sp + 8) & ~(THREAD_SIZE - 1))) return sp; - prev_esp = (u32 *)(context); + prev_esp = *(u32 **)(context); if (prev_esp) return (unsigned long)prev_esp; @@ -444,6 +444,20 @@ static int putreg(struct task_struct *child, if (child->thread.gs != value) return do_arch_prctl(child, ARCH_SET_GS, value); return 0; + + case offsetof(struct user_regs_struct,ip): + /* + * Protect against any attempt to set ip to an + * impossible address. There are dragons lurking if the + * address is noncanonical. (This explicitly allows + * setting ip to TASK_SIZE_MAX, because user code can do + * that all by itself by running off the end of its + * address space. + */ + if (value > TASK_SIZE_MAX) + return -EIO; + break; + #endif } @@ -580,7 +594,7 @@ static void ptrace_triggered(struct perf_event *bp, static unsigned long ptrace_get_dr7(struct perf_event *bp[]) { int i; - int dr7 = 0; + unsigned long dr7 = 0; struct arch_hw_breakpoint *info; for (i = 0; i < HBP_NUM; i++) { @@ -814,7 +828,7 @@ long arch_ptrace(struct task_struct *child, long request, unsigned long addr, unsigned long data) { int ret; - unsigned long __user *datap = (unsigned long __user *)data; + unsigned long __user *datap = (__force unsigned long __user *)data; switch (request) { /* read the word at location addr in the USER area. */ @@ -899,14 +913,14 @@ long arch_ptrace(struct task_struct *child, long request, if ((int) addr < 0) return -EIO; ret = do_get_thread_area(child, addr, - (struct user_desc __user *)data); + (__force struct user_desc __user *) data); break; case PTRACE_SET_THREAD_AREA: if ((int) addr < 0) return -EIO; ret = do_set_thread_area(child, addr, - (struct user_desc __user *)data, 0); + (__force struct user_desc __user *) data, 0); break; #endif @@ -1294,7 +1308,7 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request, #ifdef CONFIG_X86_64 -static struct user_regset x86_64_regsets[] __read_mostly = { +static user_regset_no_const x86_64_regsets[] __read_only = { [REGSET_GENERAL] = { .core_note_type = NT_PRSTATUS, .n = sizeof(struct user_regs_struct) / sizeof(long), @@ -1335,7 +1349,7 @@ static const struct user_regset_view user_x86_64_view = { #endif /* CONFIG_X86_64 */ #if defined CONFIG_X86_32 || defined CONFIG_IA32_EMULATION -static struct user_regset x86_32_regsets[] __read_mostly = { +static user_regset_no_const x86_32_regsets[] __read_only = { [REGSET_GENERAL] = { .core_note_type = NT_PRSTATUS, .n = sizeof(struct user_regs_struct32) / sizeof(u32), @@ -1388,7 +1402,7 @@ static const struct user_regset_view user_x86_32_view = { */ u64 xstate_fx_sw_bytes[USER_XSTATE_FX_SW_WORDS]; -void update_regset_xstate_info(unsigned int size, u64 xstate_mask) +void __init update_regset_xstate_info(unsigned int size, u64 xstate_mask) { #ifdef CONFIG_X86_64 x86_64_regsets[REGSET_XSTATE].n = size / sizeof(u64); @@ -1423,7 +1437,7 @@ static void fill_sigtrap_info(struct task_struct *tsk, memset(info, 0, sizeof(*info)); info->si_signo = SIGTRAP; info->si_code = si_code; - info->si_addr = user_mode(regs) ? (void __user *)regs->ip : NULL; + info->si_addr = user_mode(regs) ? (__force void __user *)regs->ip : NULL; } void user_single_step_siginfo(struct task_struct *tsk, diff --git a/arch/x86/kernel/pvclock.c b/arch/x86/kernel/pvclock.c index 2f355d2..e75ed0a 100644 --- a/arch/x86/kernel/pvclock.c +++ b/arch/x86/kernel/pvclock.c @@ -51,11 +51,11 @@ void pvclock_touch_watchdogs(void) reset_hung_task_detector(); } -static atomic64_t last_value = ATOMIC64_INIT(0); +static atomic64_unchecked_t last_value = ATOMIC64_INIT(0); void pvclock_resume(void) { - atomic64_set(&last_value, 0); + atomic64_set_unchecked(&last_value, 0); } u8 pvclock_read_flags(struct pvclock_vcpu_time_info *src) @@ -105,11 +105,11 @@ cycle_t pvclock_clocksource_read(struct pvclock_vcpu_time_info *src) * updating at the same time, and one of them could be slightly behind, * making the assumption that last_value always go forward fail to hold. */ - last = atomic64_read(&last_value); + last = atomic64_read_unchecked(&last_value); do { if (ret < last) return last; - last = atomic64_cmpxchg(&last_value, last, ret); + last = atomic64_cmpxchg_unchecked(&last_value, last, ret); } while (unlikely(last != ret)); return ret; diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c index 02693dd..33a1546 100644 --- a/arch/x86/kernel/reboot.c +++ b/arch/x86/kernel/reboot.c @@ -70,6 +70,11 @@ static int __init set_bios_reboot(const struct dmi_system_id *d) void __noreturn machine_real_restart(unsigned int type) { + +#if defined(CONFIG_X86_32) && (defined(CONFIG_PAX_KERNEXEC) || defined(CONFIG_PAX_MEMORY_UDEREF)) + struct desc_struct *gdt; +#endif + local_irq_disable(); /* @@ -97,7 +102,29 @@ void __noreturn machine_real_restart(unsigned int type) /* Jump to the identity-mapped low memory code */ #ifdef CONFIG_X86_32 - asm volatile("jmpl *%0" : : + +#if defined(CONFIG_PAX_KERNEXEC) || defined(CONFIG_PAX_MEMORY_UDEREF) + gdt = get_cpu_gdt_table(smp_processor_id()); + pax_open_kernel(); +#ifdef CONFIG_PAX_MEMORY_UDEREF + gdt[GDT_ENTRY_KERNEL_DS].type = 3; + gdt[GDT_ENTRY_KERNEL_DS].limit = 0xf; + loadsegment(ds, __KERNEL_DS); + loadsegment(es, __KERNEL_DS); + loadsegment(ss, __KERNEL_DS); +#endif +#ifdef CONFIG_PAX_KERNEXEC + gdt[GDT_ENTRY_KERNEL_CS].base0 = 0; + gdt[GDT_ENTRY_KERNEL_CS].base1 = 0; + gdt[GDT_ENTRY_KERNEL_CS].base2 = 0; + gdt[GDT_ENTRY_KERNEL_CS].limit0 = 0xffff; + gdt[GDT_ENTRY_KERNEL_CS].limit = 0xf; + gdt[GDT_ENTRY_KERNEL_CS].g = 1; +#endif + pax_close_kernel(); +#endif + + asm volatile("ljmpl *%0" : : "rm" (real_mode_header->machine_real_restart_asm), "a" (type)); #else @@ -137,7 +164,7 @@ static int __init set_kbd_reboot(const struct dmi_system_id *d) /* * This is a single dmi_table handling all reboot quirks. */ -static struct dmi_system_id __initdata reboot_dmi_table[] = { +static const struct dmi_system_id __initconst reboot_dmi_table[] = { /* Acer */ { /* Handle reboot issue on Acer Aspire one */ @@ -511,7 +538,7 @@ void __attribute__((weak)) mach_reboot_fixups(void) * This means that this function can never return, it can misbehave * by not rebooting properly and hanging. */ -static void native_machine_emergency_restart(void) +static void __noreturn native_machine_emergency_restart(void) { int i; int attempt = 0; @@ -631,13 +658,13 @@ void native_machine_shutdown(void) #endif } -static void __machine_emergency_restart(int emergency) +static void __noreturn __machine_emergency_restart(int emergency) { reboot_emergency = emergency; machine_ops.emergency_restart(); } -static void native_machine_restart(char *__unused) +static void __noreturn native_machine_restart(char *__unused) { pr_notice("machine restart\n"); @@ -646,7 +673,7 @@ static void native_machine_restart(char *__unused) __machine_emergency_restart(0); } -static void native_machine_halt(void) +static void __noreturn native_machine_halt(void) { /* Stop other cpus and apics */ machine_shutdown(); @@ -656,7 +683,7 @@ static void native_machine_halt(void) stop_this_cpu(NULL); } -static void native_machine_power_off(void) +static void __noreturn native_machine_power_off(void) { if (pm_power_off) { if (!reboot_force) @@ -665,9 +692,10 @@ static void native_machine_power_off(void) } /* A fallback in case there is no PM info available */ tboot_shutdown(TB_SHUTDOWN_HALT); + unreachable(); } -struct machine_ops machine_ops = { +struct machine_ops machine_ops __read_only = { .power_off = native_machine_power_off, .shutdown = native_machine_shutdown, .emergency_restart = native_machine_emergency_restart, diff --git a/arch/x86/kernel/reboot_fixups_32.c b/arch/x86/kernel/reboot_fixups_32.c index c8e41e9..64049ef 100644 --- a/arch/x86/kernel/reboot_fixups_32.c +++ b/arch/x86/kernel/reboot_fixups_32.c @@ -57,7 +57,7 @@ struct device_fixup { unsigned int vendor; unsigned int device; void (*reboot_fixup)(struct pci_dev *); -}; +} __do_const; /* * PCI ids solely used for fixups_table go here diff --git a/arch/x86/kernel/relocate_kernel_64.S b/arch/x86/kernel/relocate_kernel_64.S index 98111b3..73ca125 100644 --- a/arch/x86/kernel/relocate_kernel_64.S +++ b/arch/x86/kernel/relocate_kernel_64.S @@ -96,8 +96,7 @@ relocate_kernel: /* jump to identity mapped page */ addq $(identity_mapped - relocate_kernel), %r8 - pushq %r8 - ret + jmp *%r8 identity_mapped: /* set return address to 0 if not preserving context */ diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 37c8ea8..c0e8efa 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -111,6 +111,7 @@ #include <asm/mce.h> #include <asm/alternative.h> #include <asm/prom.h> +#include <asm/boot.h> /* * max_low_pfn_mapped: highest direct mapped pfn under 4GB @@ -206,10 +207,12 @@ EXPORT_SYMBOL(boot_cpu_data); #endif -#if !defined(CONFIG_X86_PAE) || defined(CONFIG_X86_64) -__visible unsigned long mmu_cr4_features; +#ifdef CONFIG_X86_64 +__visible unsigned long mmu_cr4_features __read_only = X86_CR4_PSE | X86_CR4_PAE | X86_CR4_PGE; +#elif defined(CONFIG_X86_PAE) +__visible unsigned long mmu_cr4_features __read_only = X86_CR4_PAE; #else -__visible unsigned long mmu_cr4_features = X86_CR4_PAE; +__visible unsigned long mmu_cr4_features __read_only; #endif /* Boot loader ID and version as integers, for the benefit of proc_dointvec */ @@ -752,7 +755,7 @@ static void __init trim_bios_range(void) * area (640->1Mb) as ram even though it is not. * take them out. */ - e820_remove_range(BIOS_BEGIN, BIOS_END - BIOS_BEGIN, E820_RAM, 1); + e820_remove_range(ISA_START_ADDRESS, ISA_END_ADDRESS - ISA_START_ADDRESS, E820_RAM, 1); sanitize_e820_map(e820.map, ARRAY_SIZE(e820.map), &e820.nr_map); } @@ -760,7 +763,7 @@ static void __init trim_bios_range(void) /* called before trim_bios_range() to spare extra sanitize */ static void __init e820_add_kernel_range(void) { - u64 start = __pa_symbol(_text); + u64 start = __pa_symbol(ktla_ktva((unsigned long)_text)); u64 size = __pa_symbol(_end) - start; /* @@ -841,8 +844,8 @@ dump_kernel_offset(struct notifier_block *self, unsigned long v, void *p) void __init setup_arch(char **cmdline_p) { - memblock_reserve(__pa_symbol(_text), - (unsigned long)__bss_stop - (unsigned long)_text); + memblock_reserve(__pa_symbol(ktla_ktva((unsigned long)_text)), + (unsigned long)__bss_stop - ktla_ktva((unsigned long)_text)); early_reserve_initrd(); @@ -935,16 +938,16 @@ void __init setup_arch(char **cmdline_p) if (!boot_params.hdr.root_flags) root_mountflags &= ~MS_RDONLY; - init_mm.start_code = (unsigned long) _text; - init_mm.end_code = (unsigned long) _etext; - init_mm.end_data = (unsigned long) _edata; + init_mm.start_code = ktla_ktva((unsigned long)_text); + init_mm.end_code = ktla_ktva((unsigned long)_etext); + init_mm.end_data = (unsigned long)_edata; init_mm.brk = _brk_end; mpx_mm_init(&init_mm); - code_resource.start = __pa_symbol(_text); - code_resource.end = __pa_symbol(_etext)-1; - data_resource.start = __pa_symbol(_etext); + code_resource.start = __pa_symbol(ktla_ktva((unsigned long)_text)); + code_resource.end = __pa_symbol(ktla_ktva((unsigned long)_etext))-1; + data_resource.start = __pa_symbol(_sdata); data_resource.end = __pa_symbol(_edata)-1; bss_resource.start = __pa_symbol(__bss_start); bss_resource.end = __pa_symbol(__bss_stop)-1; diff --git a/arch/x86/kernel/setup_percpu.c b/arch/x86/kernel/setup_percpu.c index e4fcb87..9c06c55 100644 --- a/arch/x86/kernel/setup_percpu.c +++ b/arch/x86/kernel/setup_percpu.c @@ -21,19 +21,17 @@ #include <asm/cpu.h> #include <asm/stackprotector.h> -DEFINE_PER_CPU_READ_MOSTLY(int, cpu_number); +#ifdef CONFIG_SMP +DEFINE_PER_CPU_READ_MOSTLY(unsigned int, cpu_number); EXPORT_PER_CPU_SYMBOL(cpu_number); +#endif -#ifdef CONFIG_X86_64 #define BOOT_PERCPU_OFFSET ((unsigned long)__per_cpu_load) -#else -#define BOOT_PERCPU_OFFSET 0 -#endif DEFINE_PER_CPU_READ_MOSTLY(unsigned long, this_cpu_off) = BOOT_PERCPU_OFFSET; EXPORT_PER_CPU_SYMBOL(this_cpu_off); -unsigned long __per_cpu_offset[NR_CPUS] __read_mostly = { +unsigned long __per_cpu_offset[NR_CPUS] __read_only = { [0 ... NR_CPUS-1] = BOOT_PERCPU_OFFSET, }; EXPORT_SYMBOL(__per_cpu_offset); @@ -66,7 +64,7 @@ static bool __init pcpu_need_numa(void) { #ifdef CONFIG_NEED_MULTIPLE_NODES pg_data_t *last = NULL; - unsigned int cpu; + int cpu; for_each_possible_cpu(cpu) { int node = early_cpu_to_node(cpu); @@ -155,10 +153,10 @@ static inline void setup_percpu_segment(int cpu) { #ifdef CONFIG_X86_32 struct desc_struct gdt; + unsigned long base = per_cpu_offset(cpu); - pack_descriptor(&gdt, per_cpu_offset(cpu), 0xFFFFF, - 0x2 | DESCTYPE_S, 0x8); - gdt.s = 1; + pack_descriptor(&gdt, base, (VMALLOC_END - base - 1) >> PAGE_SHIFT, + 0x83 | DESCTYPE_S, 0xC); write_gdt_entry(get_cpu_gdt_table(cpu), GDT_ENTRY_PERCPU, &gdt, DESCTYPE_S); #endif @@ -219,6 +217,11 @@ void __init setup_per_cpu_areas(void) /* alrighty, percpu areas up and running */ delta = (unsigned long)pcpu_base_addr - (unsigned long)__per_cpu_start; for_each_possible_cpu(cpu) { +#ifdef CONFIG_CC_STACKPROTECTOR +#ifdef CONFIG_X86_32 + unsigned long canary = per_cpu(stack_canary.canary, cpu); +#endif +#endif per_cpu_offset(cpu) = delta + pcpu_unit_offsets[cpu]; per_cpu(this_cpu_off, cpu) = per_cpu_offset(cpu); per_cpu(cpu_number, cpu) = cpu; @@ -259,6 +262,12 @@ void __init setup_per_cpu_areas(void) */ set_cpu_numa_node(cpu, early_cpu_to_node(cpu)); #endif +#ifdef CONFIG_CC_STACKPROTECTOR +#ifdef CONFIG_X86_32 + if (!cpu) + per_cpu(stack_canary.canary, cpu) = canary; +#endif +#endif /* * Up to this point, the boot CPU has been using .init.data * area. Reload any changed state for the boot CPU. diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c index da52e6b..8c18d64 100644 --- a/arch/x86/kernel/signal.c +++ b/arch/x86/kernel/signal.c @@ -189,7 +189,7 @@ static unsigned long align_sigframe(unsigned long sp) * Align the stack pointer according to the i386 ABI, * i.e. so that on function entry ((sp + 4) & 15) == 0. */ - sp = ((sp + 4) & -16ul) - 4; + sp = ((sp - 12) & -16ul) - 4; #else /* !CONFIG_X86_32 */ sp = round_down(sp, 16) - 8; #endif @@ -298,10 +298,9 @@ __setup_frame(int sig, struct ksignal *ksig, sigset_t *set, } if (current->mm->context.vdso) - restorer = current->mm->context.vdso + - selected_vdso32->sym___kernel_sigreturn; + restorer = (void __force_user *)(current->mm->context.vdso + selected_vdso32->sym___kernel_sigreturn); else - restorer = &frame->retcode; + restorer = (void __user *)&frame->retcode; if (ksig->ka.sa.sa_flags & SA_RESTORER) restorer = ksig->ka.sa.sa_restorer; @@ -315,7 +314,7 @@ __setup_frame(int sig, struct ksignal *ksig, sigset_t *set, * reasons and because gdb uses it as a signature to notice * signal handler stack frames. */ - err |= __put_user(*((u64 *)&retcode), (u64 *)frame->retcode); + err |= __put_user(*((u64 *)&retcode), (u64 __user *)frame->retcode); if (err) return -EFAULT; @@ -362,8 +361,10 @@ static int __setup_rt_frame(int sig, struct ksignal *ksig, save_altstack_ex(&frame->uc.uc_stack, regs->sp); /* Set up to return from userspace. */ - restorer = current->mm->context.vdso + - selected_vdso32->sym___kernel_rt_sigreturn; + if (current->mm->context.vdso) + restorer = (void __force_user *)(current->mm->context.vdso + selected_vdso32->sym___kernel_rt_sigreturn); + else + restorer = (void __user *)&frame->retcode; if (ksig->ka.sa.sa_flags & SA_RESTORER) restorer = ksig->ka.sa.sa_restorer; put_user_ex(restorer, &frame->pretcode); @@ -375,7 +376,7 @@ static int __setup_rt_frame(int sig, struct ksignal *ksig, * reasons and because gdb uses it as a signature to notice * signal handler stack frames. */ - put_user_ex(*((u64 *)&rt_retcode), (u64 *)frame->retcode); + put_user_ex(*((u64 *)&rt_retcode), (u64 __user *)frame->retcode); } put_user_catch(err); err |= copy_siginfo_to_user(&frame->info, &ksig->info); @@ -611,7 +612,12 @@ setup_rt_frame(struct ksignal *ksig, struct pt_regs *regs) { int usig = ksig->sig; sigset_t *set = sigmask_to_save(); - compat_sigset_t *cset = (compat_sigset_t *) set; + sigset_t sigcopy; + compat_sigset_t *cset; + + sigcopy = *set; + + cset = (compat_sigset_t *) &sigcopy; /* Set up the stack frame */ if (is_ia32_frame()) { @@ -622,7 +628,7 @@ setup_rt_frame(struct ksignal *ksig, struct pt_regs *regs) } else if (is_x32_frame()) { return x32_setup_rt_frame(ksig, cset, regs); } else { - return __setup_rt_frame(ksig->sig, ksig, set, regs); + return __setup_rt_frame(ksig->sig, ksig, &sigcopy, regs); } } diff --git a/arch/x86/kernel/smp.c b/arch/x86/kernel/smp.c index 12c8286..aa65d13 100644 --- a/arch/x86/kernel/smp.c +++ b/arch/x86/kernel/smp.c @@ -336,7 +336,7 @@ static int __init nonmi_ipi_setup(char *str) __setup("nonmi_ipi", nonmi_ipi_setup); -struct smp_ops smp_ops = { +struct smp_ops smp_ops __read_only = { .smp_prepare_boot_cpu = native_smp_prepare_boot_cpu, .smp_prepare_cpus = native_smp_prepare_cpus, .smp_cpus_done = native_smp_cpus_done, diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index 892ee2e5..be6b3f6 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -213,14 +213,17 @@ static void notrace start_secondary(void *unused) enable_start_cpu0 = 0; -#ifdef CONFIG_X86_32 + /* otherwise gcc will move up smp_processor_id before the cpu_init */ + barrier(); + /* switch away from the initial page table */ +#ifdef CONFIG_PAX_PER_CPU_PGD + load_cr3(get_cpu_pgd(smp_processor_id(), kernel)); +#else load_cr3(swapper_pg_dir); +#endif __flush_tlb_all(); -#endif - /* otherwise gcc will move up smp_processor_id before the cpu_init */ - barrier(); /* * Check TSC synchronization with the BP: */ @@ -809,16 +812,15 @@ void common_cpu_up(unsigned int cpu, struct task_struct *idle) alternatives_enable_smp(); per_cpu(current_task, cpu) = idle; + per_cpu(current_tinfo, cpu) = &idle->tinfo; #ifdef CONFIG_X86_32 - /* Stack for startup_32 can be just as for start_secondary onwards */ irq_ctx_init(cpu); - per_cpu(cpu_current_top_of_stack, cpu) = - (unsigned long)task_stack_page(idle) + THREAD_SIZE; #else clear_tsk_thread_flag(idle, TIF_FORK); initial_gs = per_cpu_offset(cpu); #endif + per_cpu(cpu_current_top_of_stack, cpu) = (unsigned long)task_stack_page(idle) - 16 + THREAD_SIZE; } /* @@ -839,9 +841,11 @@ static int do_boot_cpu(int apicid, int cpu, struct task_struct *idle) unsigned long timeout; idle->thread.sp = (unsigned long) (((struct pt_regs *) - (THREAD_SIZE + task_stack_page(idle))) - 1); + (THREAD_SIZE - 16 + task_stack_page(idle))) - 1); + pax_open_kernel(); early_gdt_descr.address = (unsigned long)get_cpu_gdt_table(cpu); + pax_close_kernel(); initial_code = (unsigned long)start_secondary; stack_start = idle->thread.sp; @@ -989,6 +993,15 @@ int native_cpu_up(unsigned int cpu, struct task_struct *tidle) common_cpu_up(cpu, tidle); +#ifdef CONFIG_PAX_PER_CPU_PGD + clone_pgd_range(get_cpu_pgd(cpu, kernel) + KERNEL_PGD_BOUNDARY, + swapper_pg_dir + KERNEL_PGD_BOUNDARY, + KERNEL_PGD_PTRS); + clone_pgd_range(get_cpu_pgd(cpu, user) + KERNEL_PGD_BOUNDARY, + swapper_pg_dir + KERNEL_PGD_BOUNDARY, + KERNEL_PGD_PTRS); +#endif + /* * We have to walk the irq descriptors to setup the vector * space for the cpu which comes online. Prevent irq diff --git a/arch/x86/kernel/step.c b/arch/x86/kernel/step.c index c9a0738..f0ab628 100644 --- a/arch/x86/kernel/step.c +++ b/arch/x86/kernel/step.c @@ -45,7 +45,8 @@ unsigned long convert_ip_to_linear(struct task_struct *child, struct pt_regs *re addr += base; } mutex_unlock(&child->mm->context.lock); - } + } else if (seg == __KERNEL_CS || seg == __KERNEXEC_KERNEL_CS) + addr = ktla_ktva(addr); #endif return addr; @@ -57,6 +58,9 @@ static int is_setting_trap_flag(struct task_struct *child, struct pt_regs *regs) unsigned char opcode[15]; unsigned long addr = convert_ip_to_linear(child, regs); + if (addr == -EINVAL) + return 0; + copied = access_process_vm(child, addr, opcode, sizeof(opcode), 0); for (i = 0; i < copied; i++) { switch (opcode[i]) { diff --git a/arch/x86/kernel/sys_i386_32.c b/arch/x86/kernel/sys_i386_32.c new file mode 100644 index 0000000..5877189 --- /dev/null +++ b/arch/x86/kernel/sys_i386_32.c @@ -0,0 +1,189 @@ +/* + * This file contains various random system calls that + * have a non-standard calling sequence on the Linux/i386 + * platform. + */ + +#include <linux/errno.h> +#include <linux/sched.h> +#include <linux/mm.h> +#include <linux/fs.h> +#include <linux/smp.h> +#include <linux/sem.h> +#include <linux/msg.h> +#include <linux/shm.h> +#include <linux/stat.h> +#include <linux/syscalls.h> +#include <linux/mman.h> +#include <linux/file.h> +#include <linux/utsname.h> +#include <linux/ipc.h> +#include <linux/elf.h> + +#include <linux/uaccess.h> +#include <linux/unistd.h> + +#include <asm/syscalls.h> + +int i386_mmap_check(unsigned long addr, unsigned long len, unsigned long flags) +{ + unsigned long pax_task_size = TASK_SIZE; + +#ifdef CONFIG_PAX_SEGMEXEC + if (current->mm->pax_flags & MF_PAX_SEGMEXEC) + pax_task_size = SEGMEXEC_TASK_SIZE; +#endif + + if (flags & MAP_FIXED) + if (len > pax_task_size || addr > pax_task_size - len) + return -EINVAL; + + return 0; +} + +/* + * Align a virtual address to avoid aliasing in the I$ on AMD F15h. + */ +static unsigned long get_align_mask(void) +{ + if (va_align.flags < 0 || !(va_align.flags & ALIGN_VA_32)) + return 0; + + if (!(current->flags & PF_RANDOMIZE)) + return 0; + + return va_align.mask; +} + +unsigned long +arch_get_unmapped_area(struct file *filp, unsigned long addr, + unsigned long len, unsigned long pgoff, unsigned long flags) +{ + struct mm_struct *mm = current->mm; + struct vm_area_struct *vma; + unsigned long pax_task_size = TASK_SIZE; + struct vm_unmapped_area_info info; + unsigned long offset = gr_rand_threadstack_offset(mm, filp, flags); + +#ifdef CONFIG_PAX_SEGMEXEC + if (mm->pax_flags & MF_PAX_SEGMEXEC) + pax_task_size = SEGMEXEC_TASK_SIZE; +#endif + + pax_task_size -= PAGE_SIZE; + + if (len > pax_task_size) + return -ENOMEM; + + if (flags & MAP_FIXED) + return addr; + +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + + if (addr) { + addr = PAGE_ALIGN(addr); + if (pax_task_size - len >= addr) { + vma = find_vma(mm, addr); + if (check_heap_stack_gap(vma, addr, len, offset)) + return addr; + } + } + + info.flags = 0; + info.length = len; + info.align_mask = filp ? get_align_mask() : 0; + info.align_offset = pgoff << PAGE_SHIFT; + info.threadstack_offset = offset; + +#ifdef CONFIG_PAX_PAGEEXEC + if (!(__supported_pte_mask & _PAGE_NX) && (mm->pax_flags & MF_PAX_PAGEEXEC) && (flags & MAP_EXECUTABLE)) { + info.low_limit = 0x00110000UL; + info.high_limit = mm->start_code; + +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) + info.low_limit += mm->delta_mmap & 0x03FFF000UL; +#endif + + if (info.low_limit < info.high_limit) { + addr = vm_unmapped_area(&info); + if (!IS_ERR_VALUE(addr)) + return addr; + } + } else +#endif + + info.low_limit = mm->mmap_base; + info.high_limit = pax_task_size; + + return vm_unmapped_area(&info); +} + +unsigned long +arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, + const unsigned long len, const unsigned long pgoff, + const unsigned long flags) +{ + struct vm_area_struct *vma; + struct mm_struct *mm = current->mm; + unsigned long addr = addr0, pax_task_size = TASK_SIZE; + struct vm_unmapped_area_info info; + unsigned long offset = gr_rand_threadstack_offset(mm, filp, flags); + +#ifdef CONFIG_PAX_SEGMEXEC + if (mm->pax_flags & MF_PAX_SEGMEXEC) + pax_task_size = SEGMEXEC_TASK_SIZE; +#endif + + pax_task_size -= PAGE_SIZE; + + /* requested length too big for entire address space */ + if (len > pax_task_size) + return -ENOMEM; + + if (flags & MAP_FIXED) + return addr; + +#ifdef CONFIG_PAX_PAGEEXEC + if (!(__supported_pte_mask & _PAGE_NX) && (mm->pax_flags & MF_PAX_PAGEEXEC) && (flags & MAP_EXECUTABLE)) + goto bottomup; +#endif + +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + + /* requesting a specific address */ + if (addr) { + addr = PAGE_ALIGN(addr); + if (pax_task_size - len >= addr) { + vma = find_vma(mm, addr); + if (check_heap_stack_gap(vma, addr, len, offset)) + return addr; + } + } + + info.flags = VM_UNMAPPED_AREA_TOPDOWN; + info.length = len; + info.low_limit = PAGE_SIZE; + info.high_limit = mm->mmap_base; + info.align_mask = filp ? get_align_mask() : 0; + info.align_offset = pgoff << PAGE_SHIFT; + info.threadstack_offset = offset; + + addr = vm_unmapped_area(&info); + if (!(addr & ~PAGE_MASK)) + return addr; + VM_BUG_ON(addr != -ENOMEM); + +bottomup: + /* + * A failed mmap() very likely causes application failure, + * so fall back to the bottom-up function here. This scenario + * can happen with large stack limits and large mmap() + * allocations. + */ + return arch_get_unmapped_area(filp, addr0, len, pgoff, flags); +} diff --git a/arch/x86/kernel/sys_x86_64.c b/arch/x86/kernel/sys_x86_64.c index 10e0272..b4bb9a7 100644 --- a/arch/x86/kernel/sys_x86_64.c +++ b/arch/x86/kernel/sys_x86_64.c @@ -97,8 +97,8 @@ out: return error; } -static void find_start_end(unsigned long flags, unsigned long *begin, - unsigned long *end) +static void find_start_end(struct mm_struct *mm, unsigned long flags, + unsigned long *begin, unsigned long *end) { if (!test_thread_flag(TIF_ADDR32) && (flags & MAP_32BIT)) { unsigned long new_begin; @@ -117,7 +117,7 @@ static void find_start_end(unsigned long flags, unsigned long *begin, *begin = new_begin; } } else { - *begin = current->mm->mmap_legacy_base; + *begin = mm->mmap_legacy_base; *end = TASK_SIZE; } } @@ -130,20 +130,24 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr, struct vm_area_struct *vma; struct vm_unmapped_area_info info; unsigned long begin, end; + unsigned long offset = gr_rand_threadstack_offset(mm, filp, flags); if (flags & MAP_FIXED) return addr; - find_start_end(flags, &begin, &end); + find_start_end(mm, flags, &begin, &end); if (len > end) return -ENOMEM; +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + if (addr) { addr = PAGE_ALIGN(addr); vma = find_vma(mm, addr); - if (end - len >= addr && - (!vma || addr + len <= vma->vm_start)) + if (end - len >= addr && check_heap_stack_gap(vma, addr, len, offset)) return addr; } @@ -157,6 +161,7 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr, info.align_mask = get_align_mask(); info.align_offset += get_align_bits(); } + info.threadstack_offset = offset; return vm_unmapped_area(&info); } @@ -169,6 +174,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, struct mm_struct *mm = current->mm; unsigned long addr = addr0; struct vm_unmapped_area_info info; + unsigned long offset = gr_rand_threadstack_offset(mm, filp, flags); /* requested length too big for entire address space */ if (len > TASK_SIZE) @@ -181,12 +187,15 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, if (!test_thread_flag(TIF_ADDR32) && (flags & MAP_32BIT)) goto bottomup; +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + /* requesting a specific address */ if (addr) { addr = PAGE_ALIGN(addr); vma = find_vma(mm, addr); - if (TASK_SIZE - len >= addr && - (!vma || addr + len <= vma->vm_start)) + if (TASK_SIZE - len >= addr && check_heap_stack_gap(vma, addr, len, offset)) return addr; } @@ -200,6 +209,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, info.align_mask = get_align_mask(); info.align_offset += get_align_bits(); } + info.threadstack_offset = offset; addr = vm_unmapped_area(&info); if (!(addr & ~PAGE_MASK)) return addr; diff --git a/arch/x86/kernel/tboot.c b/arch/x86/kernel/tboot.c index 91a4496..6414b5c 100644 --- a/arch/x86/kernel/tboot.c +++ b/arch/x86/kernel/tboot.c @@ -44,6 +44,7 @@ #include <asm/setup.h> #include <asm/e820.h> #include <asm/io.h> +#include <asm/tlbflush.h> #include "../realmode/rm/wakeup.h" @@ -151,6 +152,10 @@ static int map_tboot_pages(unsigned long vaddr, unsigned long start_pfn, if (!tboot_pg_dir) return -1; + clone_pgd_range(tboot_pg_dir + KERNEL_PGD_BOUNDARY, + swapper_pg_dir + KERNEL_PGD_BOUNDARY, + KERNEL_PGD_PTRS); + for (; nr > 0; nr--, vaddr += PAGE_SIZE, start_pfn++) { if (map_tboot_page(vaddr, start_pfn, PAGE_KERNEL_EXEC)) return -1; @@ -221,8 +226,6 @@ static int tboot_setup_sleep(void) void tboot_shutdown(u32 shutdown_type) { - void (*shutdown)(void); - if (!tboot_enabled()) return; @@ -242,9 +245,12 @@ void tboot_shutdown(u32 shutdown_type) tboot->shutdown_type = shutdown_type; switch_to_tboot_pt(); + __write_cr4(__read_cr4() & ~X86_CR4_PCIDE); - shutdown = (void(*)(void))(unsigned long)tboot->shutdown_entry; - shutdown(); + /* + * PaX: can't be a C indirect function call due to KERNEXEC + */ + asm volatile("jmp *%0" : : "r"((unsigned long)tboot->shutdown_entry)); /* should not reach here */ while (1) @@ -310,7 +316,7 @@ static int tboot_extended_sleep(u8 sleep_state, u32 val_a, u32 val_b) return -ENODEV; } -static atomic_t ap_wfs_count; +static atomic_unchecked_t ap_wfs_count; static int tboot_wait_for_aps(int num_aps) { @@ -334,9 +340,9 @@ static int tboot_cpu_callback(struct notifier_block *nfb, unsigned long action, { switch (action) { case CPU_DYING: - atomic_inc(&ap_wfs_count); + atomic_inc_unchecked(&ap_wfs_count); if (num_online_cpus() == 1) - if (tboot_wait_for_aps(atomic_read(&ap_wfs_count))) + if (tboot_wait_for_aps(atomic_read_unchecked(&ap_wfs_count))) return NOTIFY_BAD; break; } @@ -422,7 +428,7 @@ static __init int tboot_late_init(void) tboot_create_trampoline(); - atomic_set(&ap_wfs_count, 0); + atomic_set_unchecked(&ap_wfs_count, 0); register_hotcpu_notifier(&tboot_cpu_notifier); #ifdef CONFIG_DEBUG_FS diff --git a/arch/x86/kernel/time.c b/arch/x86/kernel/time.c index d39c091..1df4349 100644 --- a/arch/x86/kernel/time.c +++ b/arch/x86/kernel/time.c @@ -32,7 +32,7 @@ unsigned long profile_pc(struct pt_regs *regs) if (!user_mode(regs) && in_lock_functions(pc)) { #ifdef CONFIG_FRAME_POINTER - return *(unsigned long *)(regs->bp + sizeof(long)); + return ktla_ktva(*(unsigned long *)(regs->bp + sizeof(long))); #else unsigned long *sp = (unsigned long *)kernel_stack_pointer(regs); @@ -41,11 +41,17 @@ unsigned long profile_pc(struct pt_regs *regs) * or above a saved flags. Eflags has bits 22-31 zero, * kernel addresses don't. */ + +#ifdef CONFIG_PAX_KERNEXEC + return ktla_ktva(sp[0]); +#else if (sp[0] >> 22) return sp[0]; if (sp[1] >> 22) return sp[1]; #endif + +#endif } return pc; } diff --git a/arch/x86/kernel/tls.c b/arch/x86/kernel/tls.c index 7fc5e84..c6e445a 100644 --- a/arch/x86/kernel/tls.c +++ b/arch/x86/kernel/tls.c @@ -139,6 +139,11 @@ int do_set_thread_area(struct task_struct *p, int idx, if (idx < GDT_ENTRY_TLS_MIN || idx > GDT_ENTRY_TLS_MAX) return -EINVAL; +#ifdef CONFIG_PAX_SEGMEXEC + if ((p->mm->pax_flags & MF_PAX_SEGMEXEC) && (info.contents & MODIFY_LDT_CONTENTS_CODE)) + return -EINVAL; +#endif + set_tls_desc(p, idx, &info, 1); return 0; @@ -256,7 +261,7 @@ int regset_tls_set(struct task_struct *target, const struct user_regset *regset, if (kbuf) info = kbuf; - else if (__copy_from_user(infobuf, ubuf, count)) + else if (count > sizeof infobuf || __copy_from_user(infobuf, ubuf, count)) return -EFAULT; else info = infobuf; diff --git a/arch/x86/kernel/tracepoint.c b/arch/x86/kernel/tracepoint.c index 1c113db..287b42e 100644 --- a/arch/x86/kernel/tracepoint.c +++ b/arch/x86/kernel/tracepoint.c @@ -9,11 +9,11 @@ #include <linux/atomic.h> atomic_t trace_idt_ctr = ATOMIC_INIT(0); -struct desc_ptr trace_idt_descr = { NR_VECTORS * 16 - 1, +const struct desc_ptr trace_idt_descr = { NR_VECTORS * 16 - 1, (unsigned long) trace_idt_table }; /* No need to be aligned, but done to keep all IDTs defined the same way. */ -gate_desc trace_idt_table[NR_VECTORS] __page_aligned_bss; +gate_desc trace_idt_table[NR_VECTORS] __page_aligned_rodata; static int trace_irq_vector_refcount; static DEFINE_MUTEX(irq_vector_mutex); diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c index 346eec7..d98e7a6 100644 --- a/arch/x86/kernel/traps.c +++ b/arch/x86/kernel/traps.c @@ -70,7 +70,7 @@ #include <asm/proto.h> /* No need to be aligned, but done to keep all IDTs defined the same way. */ -gate_desc debug_idt_table[NR_VECTORS] __page_aligned_bss; +gate_desc debug_idt_table[NR_VECTORS] __page_aligned_rodata; #else #include <asm/processor-flags.h> #include <asm/setup.h> @@ -78,7 +78,7 @@ gate_desc debug_idt_table[NR_VECTORS] __page_aligned_bss; #endif /* Must be page-aligned because the real IDT is used in a fixmap. */ -gate_desc idt_table[NR_VECTORS] __page_aligned_bss; +gate_desc idt_table[NR_VECTORS] __page_aligned_rodata; DECLARE_BITMAP(used_vectors, NR_VECTORS); EXPORT_SYMBOL_GPL(used_vectors); @@ -165,7 +165,7 @@ void ist_begin_non_atomic(struct pt_regs *regs) * will catch asm bugs and any attempt to use ist_preempt_enable * from double_fault. */ - BUG_ON((unsigned long)(current_top_of_stack() - + BUG_ON((unsigned long)(current_top_of_stack(smp_processor_id()) - current_stack_pointer()) >= THREAD_SIZE); preempt_count_sub(HARDIRQ_OFFSET); @@ -182,7 +182,7 @@ void ist_end_non_atomic(void) } static nokprobe_inline int -do_trap_no_signal(struct task_struct *tsk, int trapnr, char *str, +do_trap_no_signal(struct task_struct *tsk, int trapnr, const char *str, struct pt_regs *regs, long error_code) { if (v8086_mode(regs)) { @@ -202,8 +202,20 @@ do_trap_no_signal(struct task_struct *tsk, int trapnr, char *str, if (!fixup_exception(regs)) { tsk->thread.error_code = error_code; tsk->thread.trap_nr = trapnr; + +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) + if (trapnr == X86_TRAP_SS && ((regs->cs & 0xFFFF) == __KERNEL_CS || (regs->cs & 0xFFFF) == __KERNEXEC_KERNEL_CS)) + str = "PAX: suspicious stack segment fault"; +#endif + die(str, regs, error_code); } + +#ifdef CONFIG_PAX_REFCOUNT + if (trapnr == X86_TRAP_OF) + pax_report_refcount_overflow(regs); +#endif + return 0; } @@ -242,7 +254,7 @@ static siginfo_t *fill_trap_info(struct pt_regs *regs, int signr, int trapnr, } static void -do_trap(int trapnr, int signr, char *str, struct pt_regs *regs, +do_trap(int trapnr, int signr, const char *str, struct pt_regs *regs, long error_code, siginfo_t *info) { struct task_struct *tsk = current; @@ -266,7 +278,7 @@ do_trap(int trapnr, int signr, char *str, struct pt_regs *regs, if (show_unhandled_signals && unhandled_signal(tsk, signr) && printk_ratelimit()) { pr_info("%s[%d] trap %s ip:%lx sp:%lx error:%lx", - tsk->comm, tsk->pid, str, + tsk->comm, task_pid_nr(tsk), str, regs->ip, regs->sp, error_code); print_vma_addr(" in ", regs->ip); pr_cont("\n"); @@ -347,6 +359,11 @@ dotraplinkage void do_double_fault(struct pt_regs *regs, long error_code) tsk->thread.error_code = error_code; tsk->thread.trap_nr = X86_TRAP_DF; +#ifdef CONFIG_GRKERNSEC_KSTACKOVERFLOW + if ((unsigned long)tsk->stack - regs->sp <= PAGE_SIZE) + die("grsec: kernel stack overflow detected", regs, error_code); +#endif + #ifdef CONFIG_DOUBLEFAULT df_debug(regs, error_code); #endif @@ -459,11 +476,35 @@ do_general_protection(struct pt_regs *regs, long error_code) tsk->thread.error_code = error_code; tsk->thread.trap_nr = X86_TRAP_GP; if (notify_die(DIE_GPF, "general protection fault", regs, error_code, - X86_TRAP_GP, SIGSEGV) != NOTIFY_STOP) + X86_TRAP_GP, SIGSEGV) != NOTIFY_STOP) { + +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) + if ((regs->cs & 0xFFFF) == __KERNEL_CS || (regs->cs & 0xFFFF) == __KERNEXEC_KERNEL_CS) + die("PAX: suspicious general protection fault", regs, error_code); + else +#endif + die("general protection fault", regs, error_code); + } return; } +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_PAGEEXEC) + if (!(__supported_pte_mask & _PAGE_NX) && tsk->mm && (tsk->mm->pax_flags & MF_PAX_PAGEEXEC)) { + struct mm_struct *mm = tsk->mm; + unsigned long limit; + + down_write(&mm->mmap_sem); + limit = mm->context.user_cs_limit; + if (limit < TASK_SIZE) { + track_exec_limit(mm, limit, TASK_SIZE, VM_EXEC); + up_write(&mm->mmap_sem); + return; + } + up_write(&mm->mmap_sem); + } +#endif + tsk->thread.error_code = error_code; tsk->thread.trap_nr = X86_TRAP_GP; @@ -559,6 +600,9 @@ struct bad_iret_stack *fixup_bad_iret(struct bad_iret_stack *s) container_of(task_pt_regs(current), struct bad_iret_stack, regs); + if ((current->thread.sp0 ^ (unsigned long)s) < THREAD_SIZE) + new_stack = s; + /* Copy the IRET target to the new stack. */ memmove(&new_stack->regs.ip, (void *)s->regs.sp, 5*8); diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c index c3f7602..f6033e1 100644 --- a/arch/x86/kernel/tsc.c +++ b/arch/x86/kernel/tsc.c @@ -151,7 +151,7 @@ static void cyc2ns_write_end(int cpu, struct cyc2ns_data *data) */ smp_wmb(); - ACCESS_ONCE(c2n->head) = data; + ACCESS_ONCE_RW(c2n->head) = data; } /* diff --git a/arch/x86/kernel/uprobes.c b/arch/x86/kernel/uprobes.c index bf4db6e..d491400 100644 --- a/arch/x86/kernel/uprobes.c +++ b/arch/x86/kernel/uprobes.c @@ -978,7 +978,7 @@ arch_uretprobe_hijack_return_addr(unsigned long trampoline_vaddr, struct pt_regs if (nleft != rasize) { pr_err("uprobe: return address clobbered: pid=%d, %%sp=%#lx, " - "%%ip=%#lx\n", current->pid, regs->sp, regs->ip); + "%%ip=%#lx\n", task_pid_nr(current), regs->sp, regs->ip); force_sig_info(SIGSEGV, SEND_SIG_FORCED, current); } diff --git a/arch/x86/kernel/verify_cpu.S b/arch/x86/kernel/verify_cpu.S index 4cf401f..ae8c9cf 100644 --- a/arch/x86/kernel/verify_cpu.S +++ b/arch/x86/kernel/verify_cpu.S @@ -20,6 +20,7 @@ * arch/x86/boot/compressed/head_64.S: Boot cpu verification * arch/x86/kernel/trampoline_64.S: secondary processor verification * arch/x86/kernel/head_32.S: processor startup + * arch/x86/kernel/acpi/realmode/wakeup.S: 32bit processor resume * * verify_cpu, returns the status of longmode and SSE in register %eax. * 0: Success 1: Failure diff --git a/arch/x86/kernel/vm86_32.c b/arch/x86/kernel/vm86_32.c index 5246193..c6bed42 100644 --- a/arch/x86/kernel/vm86_32.c +++ b/arch/x86/kernel/vm86_32.c @@ -144,7 +144,7 @@ void save_v86_state(struct kernel_vm86_regs *regs, int retval) do_exit(SIGSEGV); } - tss = &per_cpu(cpu_tss, get_cpu()); + tss = cpu_tss + get_cpu(); tsk->thread.sp0 = vm86->saved_sp0; tsk->thread.sysenter_cs = __KERNEL_CS; load_sp0(tss, &tsk->thread); @@ -259,6 +259,13 @@ static long do_sys_vm86(struct vm86plus_struct __user *user_vm86, bool plus) return -EPERM; } +#ifdef CONFIG_GRKERNSEC_VM86 + if (!capable(CAP_SYS_RAWIO)) { + gr_handle_vm86(); + return -EPERM; + } +#endif + if (!vm86) { if (!(vm86 = kzalloc(sizeof(*vm86), GFP_KERNEL))) return -ENOMEM; @@ -354,7 +361,7 @@ static long do_sys_vm86(struct vm86plus_struct __user *user_vm86, bool plus) vm86->saved_sp0 = tsk->thread.sp0; lazy_save_gs(vm86->regs32.gs); - tss = &per_cpu(cpu_tss, get_cpu()); + tss = cpu_tss + get_cpu(); /* make room for real-mode segments */ tsk->thread.sp0 += 16; if (cpu_has_sep) @@ -535,7 +542,7 @@ static void do_int(struct kernel_vm86_regs *regs, int i, goto cannot_handle; if (i == 0x21 && is_revectored(AH(regs), &vm86->int21_revectored)) goto cannot_handle; - intr_ptr = (unsigned long __user *) (i << 2); + intr_ptr = (unsigned long __force_user *) (i << 2); if (get_user(segoffs, intr_ptr)) goto cannot_handle; if ((segoffs >> 16) == BIOSSEG) @@ -828,6 +835,14 @@ static inline int get_and_reset_irq(int irqnumber) static int do_vm86_irq_handling(int subfunction, int irqnumber) { int ret; + +#ifdef CONFIG_GRKERNSEC_VM86 + if (!capable(CAP_SYS_RAWIO)) { + gr_handle_vm86(); + return -EPERM; + } +#endif + switch (subfunction) { case VM86_GET_AND_RESET_IRQ: { return get_and_reset_irq(irqnumber); diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S index 74e4bf1..a9a6168 100644 --- a/arch/x86/kernel/vmlinux.lds.S +++ b/arch/x86/kernel/vmlinux.lds.S @@ -26,6 +26,13 @@ #include <asm/page_types.h> #include <asm/cache.h> #include <asm/boot.h> +#include <asm/segment.h> + +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) +#define __KERNEL_TEXT_OFFSET (LOAD_OFFSET + ____LOAD_PHYSICAL_ADDR) +#else +#define __KERNEL_TEXT_OFFSET 0 +#endif #undef i386 /* in case the preprocessor is a 32bit one */ @@ -69,30 +76,43 @@ jiffies_64 = jiffies; PHDRS { text PT_LOAD FLAGS(5); /* R_E */ +#ifdef CONFIG_X86_32 + module PT_LOAD FLAGS(5); /* R_E */ +#endif +#ifdef CONFIG_XEN + rodata PT_LOAD FLAGS(5); /* R_E */ +#else + rodata PT_LOAD FLAGS(4); /* R__ */ +#endif data PT_LOAD FLAGS(6); /* RW_ */ -#ifdef CONFIG_X86_64 + init.begin PT_LOAD FLAGS(6); /* RW_ */ #ifdef CONFIG_SMP percpu PT_LOAD FLAGS(6); /* RW_ */ #endif - init PT_LOAD FLAGS(7); /* RWE */ -#endif + text.init PT_LOAD FLAGS(5); /* R_E */ + text.exit PT_LOAD FLAGS(5); /* R_E */ + init PT_LOAD FLAGS(6); /* RW_ */ note PT_NOTE FLAGS(0); /* ___ */ } SECTIONS { #ifdef CONFIG_X86_32 - . = LOAD_OFFSET + LOAD_PHYSICAL_ADDR; - phys_startup_32 = startup_32 - LOAD_OFFSET; + . = LOAD_OFFSET + ____LOAD_PHYSICAL_ADDR; #else - . = __START_KERNEL; - phys_startup_64 = startup_64 - LOAD_OFFSET; + . = __START_KERNEL; #endif /* Text and read-only data */ - .text : AT(ADDR(.text) - LOAD_OFFSET) { - _text = .; + .text (. - __KERNEL_TEXT_OFFSET): AT(ADDR(.text) - LOAD_OFFSET + __KERNEL_TEXT_OFFSET) { /* bootstrapping code */ +#ifdef CONFIG_X86_32 + phys_startup_32 = startup_32 - LOAD_OFFSET + __KERNEL_TEXT_OFFSET; +#else + phys_startup_64 = startup_64 - LOAD_OFFSET + __KERNEL_TEXT_OFFSET; +#endif + __LOAD_PHYSICAL_ADDR = . - LOAD_OFFSET + __KERNEL_TEXT_OFFSET; + _text = .; HEAD_TEXT . = ALIGN(8); _stext = .; @@ -104,13 +124,47 @@ SECTIONS IRQENTRY_TEXT *(.fixup) *(.gnu.warning) - /* End of text section */ - _etext = .; } :text = 0x9090 - NOTES :text :note + . += __KERNEL_TEXT_OFFSET; - EXCEPTION_TABLE(16) :text = 0x9090 +#ifdef CONFIG_X86_32 + . = ALIGN(PAGE_SIZE); + .module.text : AT(ADDR(.module.text) - LOAD_OFFSET) { + +#ifdef CONFIG_PAX_KERNEXEC + MODULES_EXEC_VADDR = .; + BYTE(0) + . += (CONFIG_PAX_KERNEXEC_MODULE_TEXT * 1024 * 1024); + . = ALIGN(HPAGE_SIZE) - 1; + MODULES_EXEC_END = .; +#endif + + } :module +#endif + + .text.end : AT(ADDR(.text.end) - LOAD_OFFSET) { + /* End of text section */ + BYTE(0) + _etext = . - __KERNEL_TEXT_OFFSET; + } + +#ifdef CONFIG_X86_32 + . = ALIGN(PAGE_SIZE); + .rodata.page_aligned : AT(ADDR(.rodata.page_aligned) - LOAD_OFFSET) { + . = ALIGN(PAGE_SIZE); + *(.empty_zero_page) + *(.initial_pg_fixmap) + *(.initial_pg_pmd) + *(.initial_page_table) + *(.swapper_pg_dir) + } :rodata +#endif + + . = ALIGN(PAGE_SIZE); + NOTES :rodata :note + + EXCEPTION_TABLE(16) :rodata #if defined(CONFIG_DEBUG_RODATA) /* .text should occupy whole number of pages */ @@ -122,16 +176,20 @@ SECTIONS /* Data */ .data : AT(ADDR(.data) - LOAD_OFFSET) { + +#ifdef CONFIG_PAX_KERNEXEC + . = ALIGN(HPAGE_SIZE); +#else + . = ALIGN(PAGE_SIZE); +#endif + /* Start of data section */ _sdata = .; /* init_task */ INIT_TASK_DATA(THREAD_SIZE) -#ifdef CONFIG_X86_32 - /* 32 bit has nosave before _edata */ NOSAVE_DATA -#endif PAGE_ALIGNED_DATA(PAGE_SIZE) @@ -174,12 +232,19 @@ SECTIONS . = ALIGN(__vvar_page + PAGE_SIZE, PAGE_SIZE); /* Init code and data - will be freed after init */ - . = ALIGN(PAGE_SIZE); .init.begin : AT(ADDR(.init.begin) - LOAD_OFFSET) { + BYTE(0) + +#ifdef CONFIG_PAX_KERNEXEC + . = ALIGN(HPAGE_SIZE); +#else + . = ALIGN(PAGE_SIZE); +#endif + __init_begin = .; /* paired with __init_end */ - } + } :init.begin -#if defined(CONFIG_X86_64) && defined(CONFIG_SMP) +#ifdef CONFIG_SMP /* * percpu offsets are zero-based on SMP. PERCPU_VADDR() changes the * output PHDR, so the next output section - .init.text - should @@ -190,12 +255,33 @@ SECTIONS "per-CPU data too large - increase CONFIG_PHYSICAL_START") #endif - INIT_TEXT_SECTION(PAGE_SIZE) -#ifdef CONFIG_X86_64 - :init + . = ALIGN(PAGE_SIZE); + init_begin = .; + .init.text (. - __KERNEL_TEXT_OFFSET): AT(init_begin - LOAD_OFFSET) { + VMLINUX_SYMBOL(_sinittext) = .; + INIT_TEXT + . = ALIGN(PAGE_SIZE); + } :text.init + + /* + * .exit.text is discard at runtime, not link time, to deal with + * references from .altinstructions and .eh_frame + */ + .exit.text : AT(ADDR(.exit.text) - LOAD_OFFSET + __KERNEL_TEXT_OFFSET) { + EXIT_TEXT + VMLINUX_SYMBOL(_einittext) = .; + +#ifdef CONFIG_PAX_KERNEXEC + . = ALIGN(HPAGE_SIZE); +#else + . = ALIGN(16); #endif - INIT_DATA_SECTION(16) + } :text.exit + . = init_begin + SIZEOF(.init.text) + SIZEOF(.exit.text); + + . = ALIGN(PAGE_SIZE); + INIT_DATA_SECTION(16) :init .x86_cpu_dev.init : AT(ADDR(.x86_cpu_dev.init) - LOAD_OFFSET) { __x86_cpu_dev_start = .; @@ -266,19 +352,12 @@ SECTIONS } . = ALIGN(8); - /* - * .exit.text is discard at runtime, not link time, to deal with - * references from .altinstructions and .eh_frame - */ - .exit.text : AT(ADDR(.exit.text) - LOAD_OFFSET) { - EXIT_TEXT - } .exit.data : AT(ADDR(.exit.data) - LOAD_OFFSET) { EXIT_DATA } -#if !defined(CONFIG_X86_64) || !defined(CONFIG_SMP) +#ifndef CONFIG_SMP PERCPU_SECTION(INTERNODE_CACHE_BYTES) #endif @@ -297,16 +376,10 @@ SECTIONS .smp_locks : AT(ADDR(.smp_locks) - LOAD_OFFSET) { __smp_locks = .; *(.smp_locks) - . = ALIGN(PAGE_SIZE); __smp_locks_end = .; + . = ALIGN(PAGE_SIZE); } -#ifdef CONFIG_X86_64 - .data_nosave : AT(ADDR(.data_nosave) - LOAD_OFFSET) { - NOSAVE_DATA - } -#endif - /* BSS */ . = ALIGN(PAGE_SIZE); .bss : AT(ADDR(.bss) - LOAD_OFFSET) { @@ -322,6 +395,7 @@ SECTIONS __brk_base = .; . += 64 * 1024; /* 64k alignment slop space */ *(.brk_reservation) /* areas brk users have reserved */ + . = ALIGN(HPAGE_SIZE); __brk_limit = .; } @@ -348,13 +422,12 @@ SECTIONS * for the boot processor. */ #define INIT_PER_CPU(x) init_per_cpu__##x = x + __per_cpu_load -INIT_PER_CPU(gdt_page); INIT_PER_CPU(irq_stack_union); /* * Build-time check on the image size: */ -. = ASSERT((_end - _text <= KERNEL_IMAGE_SIZE), +. = ASSERT((_end - _text - __KERNEL_TEXT_OFFSET <= KERNEL_IMAGE_SIZE), "kernel image bigger than KERNEL_IMAGE_SIZE"); #ifdef CONFIG_SMP diff --git a/arch/x86/kernel/x8664_ksyms_64.c b/arch/x86/kernel/x8664_ksyms_64.c index a0695be..33e180c 100644 --- a/arch/x86/kernel/x8664_ksyms_64.c +++ b/arch/x86/kernel/x8664_ksyms_64.c @@ -34,8 +34,6 @@ EXPORT_SYMBOL(copy_user_generic_string); EXPORT_SYMBOL(copy_user_generic_unrolled); EXPORT_SYMBOL(copy_user_enhanced_fast_string); EXPORT_SYMBOL(__copy_user_nocache); -EXPORT_SYMBOL(_copy_from_user); -EXPORT_SYMBOL(_copy_to_user); EXPORT_SYMBOL(copy_page); EXPORT_SYMBOL(clear_page); @@ -77,3 +75,7 @@ EXPORT_SYMBOL(native_load_gs_index); EXPORT_SYMBOL(___preempt_schedule); EXPORT_SYMBOL(___preempt_schedule_notrace); #endif + +#ifdef CONFIG_PAX_PER_CPU_PGD +EXPORT_SYMBOL(cpu_pgd); +#endif diff --git a/arch/x86/kernel/x86_init.c b/arch/x86/kernel/x86_init.c index 3839628..2e5b5b35 100644 --- a/arch/x86/kernel/x86_init.c +++ b/arch/x86/kernel/x86_init.c @@ -92,7 +92,7 @@ struct x86_cpuinit_ops x86_cpuinit = { static void default_nmi_init(void) { }; static int default_i8042_detect(void) { return 1; }; -struct x86_platform_ops x86_platform = { +struct x86_platform_ops x86_platform __read_only = { .calibrate_tsc = native_calibrate_tsc, .get_wallclock = mach_get_cmos_time, .set_wallclock = mach_set_rtc_mmss, @@ -108,7 +108,7 @@ struct x86_platform_ops x86_platform = { EXPORT_SYMBOL_GPL(x86_platform); #if defined(CONFIG_PCI_MSI) -struct x86_msi_ops x86_msi = { +struct x86_msi_ops x86_msi __read_only = { .setup_msi_irqs = native_setup_msi_irqs, .teardown_msi_irq = native_teardown_msi_irq, .teardown_msi_irqs = default_teardown_msi_irqs, @@ -137,7 +137,7 @@ void arch_restore_msi_irqs(struct pci_dev *dev) } #endif -struct x86_io_apic_ops x86_io_apic_ops = { +struct x86_io_apic_ops x86_io_apic_ops __read_only = { .read = native_io_apic_read, .disable = native_disable_io_apic, }; diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c index 2fbea25..9e0f8c7 100644 --- a/arch/x86/kvm/cpuid.c +++ b/arch/x86/kvm/cpuid.c @@ -206,15 +206,20 @@ int kvm_vcpu_ioctl_set_cpuid2(struct kvm_vcpu *vcpu, struct kvm_cpuid2 *cpuid, struct kvm_cpuid_entry2 __user *entries) { - int r; + int r, i; r = -E2BIG; if (cpuid->nent > KVM_MAX_CPUID_ENTRIES) goto out; r = -EFAULT; - if (copy_from_user(&vcpu->arch.cpuid_entries, entries, - cpuid->nent * sizeof(struct kvm_cpuid_entry2))) + if (!access_ok(VERIFY_READ, entries, cpuid->nent * sizeof(struct kvm_cpuid_entry2))) goto out; + for (i = 0; i < cpuid->nent; ++i) { + struct kvm_cpuid_entry2 cpuid_entry; + if (__copy_from_user(&cpuid_entry, entries + i, sizeof(cpuid_entry))) + goto out; + vcpu->arch.cpuid_entries[i] = cpuid_entry; + } vcpu->arch.cpuid_nent = cpuid->nent; kvm_apic_set_version(vcpu); kvm_x86_ops->cpuid_update(vcpu); @@ -227,15 +232,19 @@ int kvm_vcpu_ioctl_get_cpuid2(struct kvm_vcpu *vcpu, struct kvm_cpuid2 *cpuid, struct kvm_cpuid_entry2 __user *entries) { - int r; + int r, i; r = -E2BIG; if (cpuid->nent < vcpu->arch.cpuid_nent) goto out; r = -EFAULT; - if (copy_to_user(entries, &vcpu->arch.cpuid_entries, - vcpu->arch.cpuid_nent * sizeof(struct kvm_cpuid_entry2))) + if (!access_ok(VERIFY_WRITE, entries, vcpu->arch.cpuid_nent * sizeof(struct kvm_cpuid_entry2))) goto out; + for (i = 0; i < vcpu->arch.cpuid_nent; ++i) { + struct kvm_cpuid_entry2 cpuid_entry = vcpu->arch.cpuid_entries[i]; + if (__copy_to_user(entries + i, &cpuid_entry, sizeof(cpuid_entry))) + goto out; + } return 0; out: diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index 1505587..0f0516c 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -1881,7 +1881,7 @@ static int em_push_sreg(struct x86_emulate_ctxt *ctxt) static int em_pop_sreg(struct x86_emulate_ctxt *ctxt) { int seg = ctxt->src2.val; - unsigned long selector; + u16 selector; int rc; rc = emulate_pop(ctxt, &selector, 2); @@ -1893,7 +1893,7 @@ static int em_pop_sreg(struct x86_emulate_ctxt *ctxt) if (ctxt->op_bytes > 2) rsp_increment(ctxt, ctxt->op_bytes - 2); - rc = load_segment_descriptor(ctxt, (u16)selector, seg); + rc = load_segment_descriptor(ctxt, selector, seg); return rc; } @@ -3870,7 +3870,7 @@ static int check_cr_write(struct x86_emulate_ctxt *ctxt) int cr = ctxt->modrm_reg; u64 efer = 0; - static u64 cr_reserved_bits[] = { + static const u64 cr_reserved_bits[] = { 0xffffffff00000000ULL, 0, 0, 0, /* CR3 checked later */ CR4_RESERVED_BITS, diff --git a/arch/x86/kvm/i8259.c b/arch/x86/kvm/i8259.c index 7cc2360..6ae1236 100644 --- a/arch/x86/kvm/i8259.c +++ b/arch/x86/kvm/i8259.c @@ -39,14 +39,14 @@ static void pic_irq_request(struct kvm *kvm, int level); +static void pic_lock(struct kvm_pic *s) __acquires(&s->lock); static void pic_lock(struct kvm_pic *s) - __acquires(&s->lock) { spin_lock(&s->lock); } +static void pic_unlock(struct kvm_pic *s) __releases(&s->lock); static void pic_unlock(struct kvm_pic *s) - __releases(&s->lock) { bool wakeup = s->wakeup_needed; struct kvm_vcpu *vcpu, *found = NULL; @@ -72,6 +72,7 @@ static void pic_unlock(struct kvm_pic *s) } } +static void pic_clear_isr(struct kvm_kpic_state *s, int irq) __must_hold(s->pics_state); static void pic_clear_isr(struct kvm_kpic_state *s, int irq) { s->isr &= ~(1 << irq); @@ -219,6 +220,7 @@ void kvm_pic_clear_all(struct kvm_pic *s, int irq_source_id) /* * acknowledge interrupt 'irq' */ +static inline void pic_intack(struct kvm_kpic_state *s, int irq) __must_hold(s); static inline void pic_intack(struct kvm_kpic_state *s, int irq) { s->isr |= 1 << irq; @@ -273,6 +275,7 @@ int kvm_pic_read_irq(struct kvm *kvm) return intno; } +void kvm_pic_reset(struct kvm_kpic_state *s) __must_hold(s); void kvm_pic_reset(struct kvm_kpic_state *s) { int irq, i; @@ -307,6 +310,7 @@ void kvm_pic_reset(struct kvm_kpic_state *s) pic_clear_isr(s, irq); } +static void pic_ioport_write(void *opaque, u32 addr, u32 val) __must_hold(opaque); static void pic_ioport_write(void *opaque, u32 addr, u32 val) { struct kvm_kpic_state *s = opaque; @@ -400,6 +404,7 @@ static void pic_ioport_write(void *opaque, u32 addr, u32 val) } } +static u32 pic_poll_read(struct kvm_kpic_state *s, u32 addr1) __must_hold(s); static u32 pic_poll_read(struct kvm_kpic_state *s, u32 addr1) { int ret; @@ -422,6 +427,7 @@ static u32 pic_poll_read(struct kvm_kpic_state *s, u32 addr1) return ret; } +static u32 pic_ioport_read(void *opaque, u32 addr1) __must_hold(opaque); static u32 pic_ioport_read(void *opaque, u32 addr1) { struct kvm_kpic_state *s = opaque; diff --git a/arch/x86/kvm/ioapic.c b/arch/x86/kvm/ioapic.c index 856f791..bfc7694 100644 --- a/arch/x86/kvm/ioapic.c +++ b/arch/x86/kvm/ioapic.c @@ -422,6 +422,8 @@ static void kvm_ioapic_eoi_inject_work(struct work_struct *work) #define IOAPIC_SUCCESSIVE_IRQ_MAX_COUNT 10000 static void __kvm_ioapic_update_eoi(struct kvm_vcpu *vcpu, + struct kvm_ioapic *ioapic, int vector, int trigger_mode) __must_hold(&ioapic->lock); +static void __kvm_ioapic_update_eoi(struct kvm_vcpu *vcpu, struct kvm_ioapic *ioapic, int vector, int trigger_mode) { int i; diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c index ae4483a..0eac8a1 100644 --- a/arch/x86/kvm/lapic.c +++ b/arch/x86/kvm/lapic.c @@ -56,7 +56,7 @@ #define APIC_BUS_CYCLE_NS 1 /* #define apic_debug(fmt,arg...) printk(KERN_WARNING fmt,##arg) */ -#define apic_debug(fmt, arg...) +#define apic_debug(fmt, arg...) do {} while (0) #define APIC_LVT_NUM 6 /* 14 is the version for Xeon and Pentium 8.4.8*/ diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h index 736e6ab..b2e3094 100644 --- a/arch/x86/kvm/paging_tmpl.h +++ b/arch/x86/kvm/paging_tmpl.h @@ -335,7 +335,7 @@ retry_walk: if (unlikely(kvm_is_error_hva(host_addr))) goto error; - ptep_user = (pt_element_t __user *)((void *)host_addr + offset); + ptep_user = (pt_element_t __force_user *)((void *)host_addr + offset); if (unlikely(__copy_from_user(&pte, ptep_user, sizeof(pte)))) goto error; walker->ptep_user[walker->level - 1] = ptep_user; diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index d7f8938..bc95a50 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -1108,6 +1108,7 @@ static void init_vmcb(struct vcpu_svm *svm) set_exception_intercept(svm, UD_VECTOR); set_exception_intercept(svm, MC_VECTOR); set_exception_intercept(svm, AC_VECTOR); + set_exception_intercept(svm, DB_VECTOR); set_intercept(svm, INTERCEPT_INTR); set_intercept(svm, INTERCEPT_NMI); @@ -1642,20 +1643,13 @@ static void svm_set_segment(struct kvm_vcpu *vcpu, mark_dirty(svm->vmcb, VMCB_SEG); } -static void update_db_bp_intercept(struct kvm_vcpu *vcpu) +static void update_bp_intercept(struct kvm_vcpu *vcpu) { struct vcpu_svm *svm = to_svm(vcpu); - clr_exception_intercept(svm, DB_VECTOR); clr_exception_intercept(svm, BP_VECTOR); - if (svm->nmi_singlestep) - set_exception_intercept(svm, DB_VECTOR); - if (vcpu->guest_debug & KVM_GUESTDBG_ENABLE) { - if (vcpu->guest_debug & - (KVM_GUESTDBG_SINGLESTEP | KVM_GUESTDBG_USE_HW_BP)) - set_exception_intercept(svm, DB_VECTOR); if (vcpu->guest_debug & KVM_GUESTDBG_USE_SW_BP) set_exception_intercept(svm, BP_VECTOR); } else @@ -1761,7 +1755,6 @@ static int db_interception(struct vcpu_svm *svm) if (!(svm->vcpu.guest_debug & KVM_GUESTDBG_SINGLESTEP)) svm->vmcb->save.rflags &= ~(X86_EFLAGS_TF | X86_EFLAGS_RF); - update_db_bp_intercept(&svm->vcpu); } if (svm->vcpu.guest_debug & @@ -3595,7 +3588,11 @@ static void reload_tss(struct kvm_vcpu *vcpu) int cpu = raw_smp_processor_id(); struct svm_cpu_data *sd = per_cpu(svm_data, cpu); + + pax_open_kernel(); sd->tss_desc->type = 9; /* available 32/64-bit TSS */ + pax_close_kernel(); + load_TR_desc(); } @@ -3761,7 +3758,6 @@ static void enable_nmi_window(struct kvm_vcpu *vcpu) */ svm->nmi_singlestep = true; svm->vmcb->save.rflags |= (X86_EFLAGS_TF | X86_EFLAGS_RF); - update_db_bp_intercept(vcpu); } static int svm_set_tss_addr(struct kvm *kvm, unsigned int addr) @@ -3991,6 +3987,10 @@ static void svm_vcpu_run(struct kvm_vcpu *vcpu) #endif #endif +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_MEMORY_UDEREF) + __set_fs(current_thread_info()->addr_limit); +#endif + reload_tss(vcpu); local_irq_disable(); @@ -4364,7 +4364,7 @@ static void svm_sched_in(struct kvm_vcpu *vcpu, int cpu) { } -static struct kvm_x86_ops svm_x86_ops = { +static struct kvm_x86_ops svm_x86_ops __read_only = { .cpu_has_kvm_support = has_svm, .disabled_by_bios = is_disabled, .hardware_setup = svm_hardware_setup, @@ -4383,7 +4383,7 @@ static struct kvm_x86_ops svm_x86_ops = { .vcpu_load = svm_vcpu_load, .vcpu_put = svm_vcpu_put, - .update_db_bp_intercept = update_db_bp_intercept, + .update_db_bp_intercept = update_bp_intercept, .get_msr = svm_get_msr, .set_msr = svm_set_msr, .get_segment_base = svm_get_segment_base, diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 343d369..95ade96 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -1440,12 +1440,12 @@ static void vmcs_write64(unsigned long field, u64 value) #endif } -static void vmcs_clear_bits(unsigned long field, u32 mask) +static void vmcs_clear_bits(unsigned long field, unsigned long mask) { vmcs_writel(field, vmcs_readl(field) & ~mask); } -static void vmcs_set_bits(unsigned long field, u32 mask) +static void vmcs_set_bits(unsigned long field, unsigned long mask) { vmcs_writel(field, vmcs_readl(field) | mask); } @@ -1705,7 +1705,11 @@ static void reload_tss(void) struct desc_struct *descs; descs = (void *)gdt->address; + + pax_open_kernel(); descs[GDT_ENTRY_TSS].type = 9; /* available TSS */ + pax_close_kernel(); + load_TR_desc(); } @@ -1941,6 +1945,10 @@ static void vmx_vcpu_load(struct kvm_vcpu *vcpu, int cpu) vmcs_writel(HOST_TR_BASE, kvm_read_tr_base()); /* 22.2.4 */ vmcs_writel(HOST_GDTR_BASE, gdt->address); /* 22.2.4 */ +#ifdef CONFIG_PAX_PER_CPU_PGD + vmcs_writel(HOST_CR3, read_cr3()); /* 22.2.3 FIXME: shadow tables */ +#endif + rdmsrl(MSR_IA32_SYSENTER_ESP, sysenter_esp); vmcs_writel(HOST_IA32_SYSENTER_ESP, sysenter_esp); /* 22.2.3 */ vmx->loaded_vmcs->cpu = cpu; @@ -2232,7 +2240,7 @@ static void setup_msrs(struct vcpu_vmx *vmx) * reads and returns guest's timestamp counter "register" * guest_tsc = host_tsc + tsc_offset -- 21.3 */ -static u64 guest_read_tsc(void) +static u64 __intentional_overflow(-1) guest_read_tsc(void) { u64 host_tsc, tsc_offset; @@ -4450,7 +4458,10 @@ static void vmx_set_constant_host_state(struct vcpu_vmx *vmx) unsigned long cr4; vmcs_writel(HOST_CR0, read_cr0() & ~X86_CR0_TS); /* 22.2.3 */ + +#ifndef CONFIG_PAX_PER_CPU_PGD vmcs_writel(HOST_CR3, read_cr3()); /* 22.2.3 FIXME: shadow tables */ +#endif /* Save the most likely value for this task's CR4 in the VMCS. */ cr4 = cr4_read_shadow(); @@ -4477,7 +4488,7 @@ static void vmx_set_constant_host_state(struct vcpu_vmx *vmx) vmcs_writel(HOST_IDTR_BASE, dt.address); /* 22.2.4 */ vmx->host_idt_base = dt.address; - vmcs_writel(HOST_RIP, vmx_return); /* 22.2.5 */ + vmcs_writel(HOST_RIP, ktla_ktva(vmx_return)); /* 22.2.5 */ rdmsr(MSR_IA32_SYSENTER_CS, low32, high32); vmcs_write32(HOST_IA32_SYSENTER_CS, low32); @@ -6015,11 +6026,17 @@ static __init int hardware_setup(void) * page upon invalidation. No need to do anything if not * using the APIC_ACCESS_ADDR VMCS field. */ - if (!flexpriority_enabled) + if (!flexpriority_enabled) { + pax_open_kernel(); kvm_x86_ops->set_apic_access_page_addr = NULL; + pax_close_kernel(); + } - if (!cpu_has_vmx_tpr_shadow()) + if (!cpu_has_vmx_tpr_shadow()) { + pax_open_kernel(); kvm_x86_ops->update_cr8_intercept = NULL; + pax_close_kernel(); + } if (enable_ept && !cpu_has_vmx_ept_2m_page()) kvm_disable_largepages(); @@ -6030,6 +6047,7 @@ static __init int hardware_setup(void) if (!cpu_has_vmx_apicv()) enable_apicv = 0; + pax_open_kernel(); if (enable_apicv) kvm_x86_ops->update_cr8_intercept = NULL; else { @@ -6038,6 +6056,7 @@ static __init int hardware_setup(void) kvm_x86_ops->deliver_posted_interrupt = NULL; kvm_x86_ops->sync_pir_to_irr = vmx_sync_pir_to_irr_dummy; } + pax_close_kernel(); vmx_disable_intercept_for_msr(MSR_FS_BASE, false); vmx_disable_intercept_for_msr(MSR_GS_BASE, false); @@ -6092,10 +6111,12 @@ static __init int hardware_setup(void) enable_pml = 0; if (!enable_pml) { + pax_open_kernel(); kvm_x86_ops->slot_enable_log_dirty = NULL; kvm_x86_ops->slot_disable_log_dirty = NULL; kvm_x86_ops->flush_log_dirty = NULL; kvm_x86_ops->enable_log_dirty_pt_masked = NULL; + pax_close_kernel(); } return alloc_kvm_area(); @@ -8351,6 +8372,12 @@ static void __noclone vmx_vcpu_run(struct kvm_vcpu *vcpu) "jmp 2f \n\t" "1: " __ex(ASM_VMX_VMRESUME) "\n\t" "2: " + +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) + "ljmp %[cs],$3f\n\t" + "3: " +#endif + /* Save guest registers, load host registers, keep flags */ "mov %0, %c[wordsize](%%" _ASM_SP ") \n\t" "pop %0 \n\t" @@ -8403,6 +8430,11 @@ static void __noclone vmx_vcpu_run(struct kvm_vcpu *vcpu) #endif [cr2]"i"(offsetof(struct vcpu_vmx, vcpu.arch.cr2)), [wordsize]"i"(sizeof(ulong)) + +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) + ,[cs]"i"(__KERNEL_CS) +#endif + : "cc", "memory" #ifdef CONFIG_X86_64 , "rax", "rbx", "rdi", "rsi" @@ -8416,7 +8448,7 @@ static void __noclone vmx_vcpu_run(struct kvm_vcpu *vcpu) if (debugctlmsr) update_debugctlmsr(debugctlmsr); -#ifndef CONFIG_X86_64 +#ifdef CONFIG_X86_32 /* * The sysexit path does not restore ds/es, so we must set them to * a reasonable value ourselves. @@ -8425,8 +8457,18 @@ static void __noclone vmx_vcpu_run(struct kvm_vcpu *vcpu) * may be executed in interrupt context, which saves and restore segments * around it, nullifying its effect. */ - loadsegment(ds, __USER_DS); - loadsegment(es, __USER_DS); + loadsegment(ds, __KERNEL_DS); + loadsegment(es, __KERNEL_DS); + loadsegment(ss, __KERNEL_DS); + +#ifdef CONFIG_PAX_KERNEXEC + loadsegment(fs, __KERNEL_PERCPU); +#endif + +#ifdef CONFIG_PAX_MEMORY_UDEREF + __set_fs(current_thread_info()->addr_limit); +#endif + #endif vcpu->arch.regs_avail = ~((1 << VCPU_REGS_RIP) | (1 << VCPU_REGS_RSP) @@ -10280,7 +10322,7 @@ static void vmx_enable_log_dirty_pt_masked(struct kvm *kvm, kvm_mmu_clear_dirty_pt_masked(kvm, memslot, offset, mask); } -static struct kvm_x86_ops vmx_x86_ops = { +static struct kvm_x86_ops vmx_x86_ops __read_only = { .cpu_has_kvm_support = cpu_has_kvm_support, .disabled_by_bios = vmx_disabled_by_bios, .hardware_setup = hardware_setup, diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 43609af..f8b7b2c 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -1828,8 +1828,8 @@ static int xen_hvm_config(struct kvm_vcpu *vcpu, u64 data) { struct kvm *kvm = vcpu->kvm; int lm = is_long_mode(vcpu); - u8 *blob_addr = lm ? (u8 *)(long)kvm->arch.xen_hvm_config.blob_addr_64 - : (u8 *)(long)kvm->arch.xen_hvm_config.blob_addr_32; + u8 __user *blob_addr = lm ? (u8 __user *)(long)kvm->arch.xen_hvm_config.blob_addr_64 + : (u8 __user *)(long)kvm->arch.xen_hvm_config.blob_addr_32; u8 blob_size = lm ? kvm->arch.xen_hvm_config.blob_size_64 : kvm->arch.xen_hvm_config.blob_size_32; u32 page_num = data & ~PAGE_MASK; @@ -2530,6 +2530,8 @@ long kvm_arch_dev_ioctl(struct file *filp, if (n < msr_list.nmsrs) goto out; r = -EFAULT; + if (num_msrs_to_save > ARRAY_SIZE(msrs_to_save)) + goto out; if (copy_to_user(user_msr_list->indices, &msrs_to_save, num_msrs_to_save * sizeof(u32))) goto out; @@ -2890,7 +2892,7 @@ static int kvm_vcpu_ioctl_x86_set_debugregs(struct kvm_vcpu *vcpu, static void fill_xsave(u8 *dest, struct kvm_vcpu *vcpu) { - struct xregs_state *xsave = &vcpu->arch.guest_fpu.state.xsave; + struct xregs_state *xsave = &vcpu->arch.guest_fpu.state->xsave; u64 xstate_bv = xsave->header.xfeatures; u64 valid; @@ -2926,7 +2928,7 @@ static void fill_xsave(u8 *dest, struct kvm_vcpu *vcpu) static void load_xsave(struct kvm_vcpu *vcpu, u8 *src) { - struct xregs_state *xsave = &vcpu->arch.guest_fpu.state.xsave; + struct xregs_state *xsave = &vcpu->arch.guest_fpu.state->xsave; u64 xstate_bv = *(u64 *)(src + XSAVE_HDR_OFFSET); u64 valid; @@ -2970,7 +2972,7 @@ static void kvm_vcpu_ioctl_x86_get_xsave(struct kvm_vcpu *vcpu, fill_xsave((u8 *) guest_xsave->region, vcpu); } else { memcpy(guest_xsave->region, - &vcpu->arch.guest_fpu.state.fxsave, + &vcpu->arch.guest_fpu.state->fxsave, sizeof(struct fxregs_state)); *(u64 *)&guest_xsave->region[XSAVE_HDR_OFFSET / sizeof(u32)] = XSTATE_FPSSE; @@ -2995,7 +2997,7 @@ static int kvm_vcpu_ioctl_x86_set_xsave(struct kvm_vcpu *vcpu, } else { if (xstate_bv & ~XSTATE_FPSSE) return -EINVAL; - memcpy(&vcpu->arch.guest_fpu.state.fxsave, + memcpy(&vcpu->arch.guest_fpu.state->fxsave, guest_xsave->region, sizeof(struct fxregs_state)); } return 0; @@ -6214,6 +6216,7 @@ void kvm_arch_mmu_notifier_invalidate_page(struct kvm *kvm, * exiting to the userspace. Otherwise, the value will be returned to the * userspace. */ +static int vcpu_enter_guest(struct kvm_vcpu *vcpu) __must_hold(&vcpu->kvm->srcu); static int vcpu_enter_guest(struct kvm_vcpu *vcpu) { int r; @@ -6437,6 +6440,7 @@ out: return r; } +static inline int vcpu_block(struct kvm *kvm, struct kvm_vcpu *vcpu) __must_hold(&kvm->srcu); static inline int vcpu_block(struct kvm *kvm, struct kvm_vcpu *vcpu) { if (!kvm_arch_vcpu_runnable(vcpu)) { @@ -6976,7 +6980,7 @@ int kvm_arch_vcpu_ioctl_translate(struct kvm_vcpu *vcpu, int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu) { struct fxregs_state *fxsave = - &vcpu->arch.guest_fpu.state.fxsave; + &vcpu->arch.guest_fpu.state->fxsave; memcpy(fpu->fpr, fxsave->st_space, 128); fpu->fcw = fxsave->cwd; @@ -6993,7 +6997,7 @@ int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu) int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu) { struct fxregs_state *fxsave = - &vcpu->arch.guest_fpu.state.fxsave; + &vcpu->arch.guest_fpu.state->fxsave; memcpy(fxsave->st_space, fpu->fpr, 128); fxsave->cwd = fpu->fcw; @@ -7009,9 +7013,9 @@ int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu) static void fx_init(struct kvm_vcpu *vcpu) { - fpstate_init(&vcpu->arch.guest_fpu.state); + fpstate_init(vcpu->arch.guest_fpu.state); if (cpu_has_xsaves) - vcpu->arch.guest_fpu.state.xsave.header.xcomp_bv = + vcpu->arch.guest_fpu.state->xsave.header.xcomp_bv = host_xcr0 | XSTATE_COMPACTION_ENABLED; /* @@ -7035,7 +7039,7 @@ void kvm_load_guest_fpu(struct kvm_vcpu *vcpu) kvm_put_guest_xcr0(vcpu); vcpu->guest_fpu_loaded = 1; __kernel_fpu_begin(); - __copy_kernel_to_fpregs(&vcpu->arch.guest_fpu.state); + __copy_kernel_to_fpregs(vcpu->arch.guest_fpu.state); trace_kvm_fpu(1); } @@ -7324,6 +7328,8 @@ bool kvm_vcpu_compatible(struct kvm_vcpu *vcpu) struct static_key kvm_no_apic_vcpu __read_mostly; +extern struct kmem_cache *fpregs_state_cachep; + int kvm_arch_vcpu_init(struct kvm_vcpu *vcpu) { struct page *page; @@ -7340,11 +7346,14 @@ int kvm_arch_vcpu_init(struct kvm_vcpu *vcpu) else vcpu->arch.mp_state = KVM_MP_STATE_UNINITIALIZED; - page = alloc_page(GFP_KERNEL | __GFP_ZERO); - if (!page) { - r = -ENOMEM; + r = -ENOMEM; + vcpu->arch.guest_fpu.state = kmem_cache_alloc(fpregs_state_cachep, GFP_KERNEL); + if (!vcpu->arch.guest_fpu.state) goto fail; - } + + page = alloc_page(GFP_KERNEL | __GFP_ZERO); + if (!page) + goto fail_free_fpregs; vcpu->arch.pio_data = page_address(page); kvm_set_tsc_khz(vcpu, max_tsc_khz); @@ -7398,6 +7407,9 @@ fail_mmu_destroy: kvm_mmu_destroy(vcpu); fail_free_pio_data: free_page((unsigned long)vcpu->arch.pio_data); +fail_free_fpregs: + kmem_cache_free(fpregs_state_cachep, vcpu->arch.guest_fpu.state); + vcpu->arch.guest_fpu.state = NULL; fail: return r; } @@ -7415,6 +7427,8 @@ void kvm_arch_vcpu_uninit(struct kvm_vcpu *vcpu) free_page((unsigned long)vcpu->arch.pio_data); if (!irqchip_in_kernel(vcpu->kvm)) static_key_slow_dec(&kvm_no_apic_vcpu); + kmem_cache_free(fpregs_state_cachep, vcpu->arch.guest_fpu.state); + vcpu->arch.guest_fpu.state = NULL; } void kvm_arch_sched_in(struct kvm_vcpu *vcpu, int cpu) diff --git a/arch/x86/lguest/boot.c b/arch/x86/lguest/boot.c index a0d09f6..92ede76 100644 --- a/arch/x86/lguest/boot.c +++ b/arch/x86/lguest/boot.c @@ -1336,9 +1336,10 @@ static __init int early_put_chars(u32 vtermno, const char *buf, int count) * Rebooting also tells the Host we're finished, but the RESTART flag tells the * Launcher to reboot us. */ -static void lguest_restart(char *reason) +static __noreturn void lguest_restart(char *reason) { hcall(LHCALL_SHUTDOWN, __pa(reason), LGUEST_SHUTDOWN_RESTART, 0, 0); + BUG(); } /*G:050 diff --git a/arch/x86/lib/atomic64_386_32.S b/arch/x86/lib/atomic64_386_32.S index 9b0ca8f..bb4af41 100644 --- a/arch/x86/lib/atomic64_386_32.S +++ b/arch/x86/lib/atomic64_386_32.S @@ -45,6 +45,10 @@ BEGIN(read) movl (v), %eax movl 4(v), %edx RET_ENDP +BEGIN(read_unchecked) + movl (v), %eax + movl 4(v), %edx +RET_ENDP #undef v #define v %esi @@ -52,6 +56,10 @@ BEGIN(set) movl %ebx, (v) movl %ecx, 4(v) RET_ENDP +BEGIN(set_unchecked) + movl %ebx, (v) + movl %ecx, 4(v) +RET_ENDP #undef v #define v %esi @@ -67,6 +75,20 @@ RET_ENDP BEGIN(add) addl %eax, (v) adcl %edx, 4(v) + +#ifdef CONFIG_PAX_REFCOUNT + jno 0f + subl %eax, (v) + sbbl %edx, 4(v) + int $4 +0: + _ASM_EXTABLE(0b, 0b) +#endif + +RET_ENDP +BEGIN(add_unchecked) + addl %eax, (v) + adcl %edx, 4(v) RET_ENDP #undef v @@ -74,6 +96,24 @@ RET_ENDP BEGIN(add_return) addl (v), %eax adcl 4(v), %edx + +#ifdef CONFIG_PAX_REFCOUNT + into +1234: + _ASM_EXTABLE(1234b, 2f) +#endif + + movl %eax, (v) + movl %edx, 4(v) + +#ifdef CONFIG_PAX_REFCOUNT +2: +#endif + +RET_ENDP +BEGIN(add_return_unchecked) + addl (v), %eax + adcl 4(v), %edx movl %eax, (v) movl %edx, 4(v) RET_ENDP @@ -83,6 +123,20 @@ RET_ENDP BEGIN(sub) subl %eax, (v) sbbl %edx, 4(v) + +#ifdef CONFIG_PAX_REFCOUNT + jno 0f + addl %eax, (v) + adcl %edx, 4(v) + int $4 +0: + _ASM_EXTABLE(0b, 0b) +#endif + +RET_ENDP +BEGIN(sub_unchecked) + subl %eax, (v) + sbbl %edx, 4(v) RET_ENDP #undef v @@ -93,6 +147,27 @@ BEGIN(sub_return) sbbl $0, %edx addl (v), %eax adcl 4(v), %edx + +#ifdef CONFIG_PAX_REFCOUNT + into +1234: + _ASM_EXTABLE(1234b, 2f) +#endif + + movl %eax, (v) + movl %edx, 4(v) + +#ifdef CONFIG_PAX_REFCOUNT +2: +#endif + +RET_ENDP +BEGIN(sub_return_unchecked) + negl %edx + negl %eax + sbbl $0, %edx + addl (v), %eax + adcl 4(v), %edx movl %eax, (v) movl %edx, 4(v) RET_ENDP @@ -102,6 +177,20 @@ RET_ENDP BEGIN(inc) addl $1, (v) adcl $0, 4(v) + +#ifdef CONFIG_PAX_REFCOUNT + jno 0f + subl $1, (v) + sbbl $0, 4(v) + int $4 +0: + _ASM_EXTABLE(0b, 0b) +#endif + +RET_ENDP +BEGIN(inc_unchecked) + addl $1, (v) + adcl $0, 4(v) RET_ENDP #undef v @@ -111,6 +200,26 @@ BEGIN(inc_return) movl 4(v), %edx addl $1, %eax adcl $0, %edx + +#ifdef CONFIG_PAX_REFCOUNT + into +1234: + _ASM_EXTABLE(1234b, 2f) +#endif + + movl %eax, (v) + movl %edx, 4(v) + +#ifdef CONFIG_PAX_REFCOUNT +2: +#endif + +RET_ENDP +BEGIN(inc_return_unchecked) + movl (v), %eax + movl 4(v), %edx + addl $1, %eax + adcl $0, %edx movl %eax, (v) movl %edx, 4(v) RET_ENDP @@ -120,6 +229,20 @@ RET_ENDP BEGIN(dec) subl $1, (v) sbbl $0, 4(v) + +#ifdef CONFIG_PAX_REFCOUNT + jno 0f + addl $1, (v) + adcl $0, 4(v) + int $4 +0: + _ASM_EXTABLE(0b, 0b) +#endif + +RET_ENDP +BEGIN(dec_unchecked) + subl $1, (v) + sbbl $0, 4(v) RET_ENDP #undef v @@ -129,6 +252,26 @@ BEGIN(dec_return) movl 4(v), %edx subl $1, %eax sbbl $0, %edx + +#ifdef CONFIG_PAX_REFCOUNT + into +1234: + _ASM_EXTABLE(1234b, 2f) +#endif + + movl %eax, (v) + movl %edx, 4(v) + +#ifdef CONFIG_PAX_REFCOUNT +2: +#endif + +RET_ENDP +BEGIN(dec_return_unchecked) + movl (v), %eax + movl 4(v), %edx + subl $1, %eax + sbbl $0, %edx movl %eax, (v) movl %edx, 4(v) RET_ENDP @@ -140,6 +283,13 @@ BEGIN(add_unless) adcl %edx, %edi addl (v), %eax adcl 4(v), %edx + +#ifdef CONFIG_PAX_REFCOUNT + into +1234: + _ASM_EXTABLE(1234b, 2f) +#endif + cmpl %eax, %ecx je 3f 1: @@ -165,6 +315,13 @@ BEGIN(inc_not_zero) 1: addl $1, %eax adcl $0, %edx + +#ifdef CONFIG_PAX_REFCOUNT + into +1234: + _ASM_EXTABLE(1234b, 2f) +#endif + movl %eax, (v) movl %edx, 4(v) movl $1, %eax @@ -183,6 +340,13 @@ BEGIN(dec_if_positive) movl 4(v), %edx subl $1, %eax sbbl $0, %edx + +#ifdef CONFIG_PAX_REFCOUNT + into +1234: + _ASM_EXTABLE(1234b, 1f) +#endif + js 1f movl %eax, (v) movl %edx, 4(v) diff --git a/arch/x86/lib/atomic64_cx8_32.S b/arch/x86/lib/atomic64_cx8_32.S index db3ae854..b8ad0de 100644 --- a/arch/x86/lib/atomic64_cx8_32.S +++ b/arch/x86/lib/atomic64_cx8_32.S @@ -22,9 +22,16 @@ ENTRY(atomic64_read_cx8) read64 %ecx + pax_force_retaddr ret ENDPROC(atomic64_read_cx8) +ENTRY(atomic64_read_unchecked_cx8) + read64 %ecx + pax_force_retaddr + ret +ENDPROC(atomic64_read_unchecked_cx8) + ENTRY(atomic64_set_cx8) 1: /* we don't need LOCK_PREFIX since aligned 64-bit writes @@ -32,20 +39,33 @@ ENTRY(atomic64_set_cx8) cmpxchg8b (%esi) jne 1b + pax_force_retaddr ret ENDPROC(atomic64_set_cx8) +ENTRY(atomic64_set_unchecked_cx8) +1: +/* we don't need LOCK_PREFIX since aligned 64-bit writes + * are atomic on 586 and newer */ + cmpxchg8b (%esi) + jne 1b + + pax_force_retaddr + ret +ENDPROC(atomic64_set_unchecked_cx8) + ENTRY(atomic64_xchg_cx8) 1: LOCK_PREFIX cmpxchg8b (%esi) jne 1b + pax_force_retaddr ret ENDPROC(atomic64_xchg_cx8) -.macro addsub_return func ins insc -ENTRY(atomic64_\func\()_return_cx8) +.macro addsub_return func ins insc unchecked="" +ENTRY(atomic64_\func\()_return\unchecked\()_cx8) pushl %ebp pushl %ebx pushl %esi @@ -61,26 +81,43 @@ ENTRY(atomic64_\func\()_return_cx8) movl %edx, %ecx \ins\()l %esi, %ebx \insc\()l %edi, %ecx + +.ifb \unchecked +#ifdef CONFIG_PAX_REFCOUNT + into +2: + _ASM_EXTABLE(2b, 3f) +#endif +.endif + LOCK_PREFIX cmpxchg8b (%ebp) jne 1b - -10: movl %ebx, %eax movl %ecx, %edx + +.ifb \unchecked +#ifdef CONFIG_PAX_REFCOUNT +3: +#endif +.endif + popl %edi popl %esi popl %ebx popl %ebp + pax_force_retaddr ret -ENDPROC(atomic64_\func\()_return_cx8) +ENDPROC(atomic64_\func\()_return\unchecked\()_cx8) .endm addsub_return add add adc addsub_return sub sub sbb +addsub_return add add adc _unchecked +addsub_return sub sub sbb _unchecked -.macro incdec_return func ins insc -ENTRY(atomic64_\func\()_return_cx8) +.macro incdec_return func ins insc unchecked="" +ENTRY(atomic64_\func\()_return\unchecked\()_cx8) pushl %ebx read64 %esi @@ -89,20 +126,37 @@ ENTRY(atomic64_\func\()_return_cx8) movl %edx, %ecx \ins\()l $1, %ebx \insc\()l $0, %ecx + +.ifb \unchecked +#ifdef CONFIG_PAX_REFCOUNT + into +2: + _ASM_EXTABLE(2b, 3f) +#endif +.endif + LOCK_PREFIX cmpxchg8b (%esi) jne 1b - -10: movl %ebx, %eax movl %ecx, %edx + +.ifb \unchecked +#ifdef CONFIG_PAX_REFCOUNT +3: +#endif +.endif + popl %ebx + pax_force_retaddr ret -ENDPROC(atomic64_\func\()_return_cx8) +ENDPROC(atomic64_\func\()_return\unchecked\()_cx8) .endm incdec_return inc add adc incdec_return dec sub sbb +incdec_return inc add adc _unchecked +incdec_return dec sub sbb _unchecked ENTRY(atomic64_dec_if_positive_cx8) pushl %ebx @@ -113,6 +167,13 @@ ENTRY(atomic64_dec_if_positive_cx8) movl %edx, %ecx subl $1, %ebx sbb $0, %ecx + +#ifdef CONFIG_PAX_REFCOUNT + into +1234: + _ASM_EXTABLE(1234b, 2f) +#endif + js 2f LOCK_PREFIX cmpxchg8b (%esi) @@ -122,6 +183,7 @@ ENTRY(atomic64_dec_if_positive_cx8) movl %ebx, %eax movl %ecx, %edx popl %ebx + pax_force_retaddr ret ENDPROC(atomic64_dec_if_positive_cx8) @@ -144,6 +206,13 @@ ENTRY(atomic64_add_unless_cx8) movl %edx, %ecx addl %ebp, %ebx adcl %edi, %ecx + +#ifdef CONFIG_PAX_REFCOUNT + into +1234: + _ASM_EXTABLE(1234b, 3f) +#endif + LOCK_PREFIX cmpxchg8b (%esi) jne 1b @@ -153,6 +222,7 @@ ENTRY(atomic64_add_unless_cx8) addl $8, %esp popl %ebx popl %ebp + pax_force_retaddr ret 4: cmpl %edx, 4(%esp) @@ -173,6 +243,13 @@ ENTRY(atomic64_inc_not_zero_cx8) xorl %ecx, %ecx addl $1, %ebx adcl %edx, %ecx + +#ifdef CONFIG_PAX_REFCOUNT + into +1234: + _ASM_EXTABLE(1234b, 3f) +#endif + LOCK_PREFIX cmpxchg8b (%esi) jne 1b @@ -180,5 +257,6 @@ ENTRY(atomic64_inc_not_zero_cx8) movl $1, %eax 3: popl %ebx + pax_force_retaddr ret ENDPROC(atomic64_inc_not_zero_cx8) diff --git a/arch/x86/lib/checksum_32.S b/arch/x86/lib/checksum_32.S index c1e6232..ebbeba7 100644 --- a/arch/x86/lib/checksum_32.S +++ b/arch/x86/lib/checksum_32.S @@ -28,7 +28,8 @@ #include <linux/linkage.h> #include <asm/errno.h> #include <asm/asm.h> - +#include <asm/segment.h> + /* * computes a partial checksum, e.g. for TCP/UDP fragments */ @@ -280,7 +281,22 @@ unsigned int csum_partial_copy_generic (const char *src, char *dst, #define ARGBASE 16 #define FP 12 - + +ENTRY(csum_partial_copy_generic_to_user) + +#ifdef CONFIG_PAX_MEMORY_UDEREF + pushl %gs + popl %es + jmp csum_partial_copy_generic +#endif + +ENTRY(csum_partial_copy_generic_from_user) + +#ifdef CONFIG_PAX_MEMORY_UDEREF + pushl %gs + popl %ds +#endif + ENTRY(csum_partial_copy_generic) subl $4,%esp pushl %edi @@ -299,7 +315,7 @@ ENTRY(csum_partial_copy_generic) jmp 4f SRC(1: movw (%esi), %bx ) addl $2, %esi -DST( movw %bx, (%edi) ) +DST( movw %bx, %es:(%edi) ) addl $2, %edi addw %bx, %ax adcl $0, %eax @@ -311,30 +327,30 @@ DST( movw %bx, (%edi) ) SRC(1: movl (%esi), %ebx ) SRC( movl 4(%esi), %edx ) adcl %ebx, %eax -DST( movl %ebx, (%edi) ) +DST( movl %ebx, %es:(%edi) ) adcl %edx, %eax -DST( movl %edx, 4(%edi) ) +DST( movl %edx, %es:4(%edi) ) SRC( movl 8(%esi), %ebx ) SRC( movl 12(%esi), %edx ) adcl %ebx, %eax -DST( movl %ebx, 8(%edi) ) +DST( movl %ebx, %es:8(%edi) ) adcl %edx, %eax -DST( movl %edx, 12(%edi) ) +DST( movl %edx, %es:12(%edi) ) SRC( movl 16(%esi), %ebx ) SRC( movl 20(%esi), %edx ) adcl %ebx, %eax -DST( movl %ebx, 16(%edi) ) +DST( movl %ebx, %es:16(%edi) ) adcl %edx, %eax -DST( movl %edx, 20(%edi) ) +DST( movl %edx, %es:20(%edi) ) SRC( movl 24(%esi), %ebx ) SRC( movl 28(%esi), %edx ) adcl %ebx, %eax -DST( movl %ebx, 24(%edi) ) +DST( movl %ebx, %es:24(%edi) ) adcl %edx, %eax -DST( movl %edx, 28(%edi) ) +DST( movl %edx, %es:28(%edi) ) lea 32(%esi), %esi lea 32(%edi), %edi @@ -348,7 +364,7 @@ DST( movl %edx, 28(%edi) ) shrl $2, %edx # This clears CF SRC(3: movl (%esi), %ebx ) adcl %ebx, %eax -DST( movl %ebx, (%edi) ) +DST( movl %ebx, %es:(%edi) ) lea 4(%esi), %esi lea 4(%edi), %edi dec %edx @@ -360,12 +376,12 @@ DST( movl %ebx, (%edi) ) jb 5f SRC( movw (%esi), %cx ) leal 2(%esi), %esi -DST( movw %cx, (%edi) ) +DST( movw %cx, %es:(%edi) ) leal 2(%edi), %edi je 6f shll $16,%ecx SRC(5: movb (%esi), %cl ) -DST( movb %cl, (%edi) ) +DST( movb %cl, %es:(%edi) ) 6: addl %ecx, %eax adcl $0, %eax 7: @@ -376,7 +392,7 @@ DST( movb %cl, (%edi) ) 6001: movl ARGBASE+20(%esp), %ebx # src_err_ptr - movl $-EFAULT, (%ebx) + movl $-EFAULT, %ss:(%ebx) # zero the complete destination - computing the rest # is too much work @@ -389,34 +405,58 @@ DST( movb %cl, (%edi) ) 6002: movl ARGBASE+24(%esp), %ebx # dst_err_ptr - movl $-EFAULT,(%ebx) + movl $-EFAULT,%ss:(%ebx) jmp 5000b .previous +#ifdef CONFIG_PAX_MEMORY_UDEREF + pushl %ss + popl %ds + pushl %ss + popl %es +#endif + popl %ebx popl %esi popl %edi popl %ecx # equivalent to addl $4,%esp ret -ENDPROC(csum_partial_copy_generic) +ENDPROC(csum_partial_copy_generic_to_user) #else /* Version for PentiumII/PPro */ #define ROUND1(x) \ + nop; nop; nop; \ SRC(movl x(%esi), %ebx ) ; \ addl %ebx, %eax ; \ - DST(movl %ebx, x(%edi) ) ; + DST(movl %ebx, %es:x(%edi)) ; #define ROUND(x) \ + nop; nop; nop; \ SRC(movl x(%esi), %ebx ) ; \ adcl %ebx, %eax ; \ - DST(movl %ebx, x(%edi) ) ; + DST(movl %ebx, %es:x(%edi)) ; #define ARGBASE 12 - + +ENTRY(csum_partial_copy_generic_to_user) + +#ifdef CONFIG_PAX_MEMORY_UDEREF + pushl %gs + popl %es + jmp csum_partial_copy_generic +#endif + +ENTRY(csum_partial_copy_generic_from_user) + +#ifdef CONFIG_PAX_MEMORY_UDEREF + pushl %gs + popl %ds +#endif + ENTRY(csum_partial_copy_generic) pushl %ebx pushl %edi @@ -435,7 +475,7 @@ ENTRY(csum_partial_copy_generic) subl %ebx, %edi lea -1(%esi),%edx andl $-32,%edx - lea 3f(%ebx,%ebx), %ebx + lea 3f(%ebx,%ebx,2), %ebx testl %esi, %esi jmp *%ebx 1: addl $64,%esi @@ -456,19 +496,19 @@ ENTRY(csum_partial_copy_generic) jb 5f SRC( movw (%esi), %dx ) leal 2(%esi), %esi -DST( movw %dx, (%edi) ) +DST( movw %dx, %es:(%edi) ) leal 2(%edi), %edi je 6f shll $16,%edx 5: SRC( movb (%esi), %dl ) -DST( movb %dl, (%edi) ) +DST( movb %dl, %es:(%edi) ) 6: addl %edx, %eax adcl $0, %eax 7: .section .fixup, "ax" 6001: movl ARGBASE+20(%esp), %ebx # src_err_ptr - movl $-EFAULT, (%ebx) + movl $-EFAULT, %ss:(%ebx) # zero the complete destination (computing the rest is too much work) movl ARGBASE+8(%esp),%edi # dst movl ARGBASE+12(%esp),%ecx # len @@ -476,15 +516,22 @@ DST( movb %dl, (%edi) ) rep; stosb jmp 7b 6002: movl ARGBASE+24(%esp), %ebx # dst_err_ptr - movl $-EFAULT, (%ebx) + movl $-EFAULT, %ss:(%ebx) jmp 7b .previous +#ifdef CONFIG_PAX_MEMORY_UDEREF + pushl %ss + popl %ds + pushl %ss + popl %es +#endif + popl %esi popl %edi popl %ebx ret -ENDPROC(csum_partial_copy_generic) +ENDPROC(csum_partial_copy_generic_to_user) #undef ROUND #undef ROUND1 diff --git a/arch/x86/lib/clear_page_64.S b/arch/x86/lib/clear_page_64.S index a2fe51b..507dab0 100644 --- a/arch/x86/lib/clear_page_64.S +++ b/arch/x86/lib/clear_page_64.S @@ -21,6 +21,7 @@ ENTRY(clear_page) movl $4096/8,%ecx xorl %eax,%eax rep stosq + pax_force_retaddr ret ENDPROC(clear_page) @@ -43,6 +44,7 @@ ENTRY(clear_page_orig) leaq 64(%rdi),%rdi jnz .Lloop nop + pax_force_retaddr ret ENDPROC(clear_page_orig) @@ -50,5 +52,6 @@ ENTRY(clear_page_c_e) movl $4096,%ecx xorl %eax,%eax rep stosb + pax_force_retaddr ret ENDPROC(clear_page_c_e) diff --git a/arch/x86/lib/cmpxchg16b_emu.S b/arch/x86/lib/cmpxchg16b_emu.S index 9b33024..e52ee44 100644 --- a/arch/x86/lib/cmpxchg16b_emu.S +++ b/arch/x86/lib/cmpxchg16b_emu.S @@ -7,6 +7,7 @@ */ #include <linux/linkage.h> #include <asm/percpu.h> +#include <asm/alternative-asm.h> .text @@ -43,11 +44,13 @@ ENTRY(this_cpu_cmpxchg16b_emu) popfq mov $1, %al + pax_force_retaddr ret .Lnot_same: popfq xor %al,%al + pax_force_retaddr ret ENDPROC(this_cpu_cmpxchg16b_emu) diff --git a/arch/x86/lib/copy_page_64.S b/arch/x86/lib/copy_page_64.S index 009f982..9b3db5e 100644 --- a/arch/x86/lib/copy_page_64.S +++ b/arch/x86/lib/copy_page_64.S @@ -15,13 +15,14 @@ ENTRY(copy_page) ALTERNATIVE "jmp copy_page_regs", "", X86_FEATURE_REP_GOOD movl $4096/8, %ecx rep movsq + pax_force_retaddr ret ENDPROC(copy_page) ENTRY(copy_page_regs) subq $2*8, %rsp movq %rbx, (%rsp) - movq %r12, 1*8(%rsp) + movq %r13, 1*8(%rsp) movl $(4096/64)-5, %ecx .p2align 4 @@ -34,7 +35,7 @@ ENTRY(copy_page_regs) movq 0x8*4(%rsi), %r9 movq 0x8*5(%rsi), %r10 movq 0x8*6(%rsi), %r11 - movq 0x8*7(%rsi), %r12 + movq 0x8*7(%rsi), %r13 prefetcht0 5*64(%rsi) @@ -45,7 +46,7 @@ ENTRY(copy_page_regs) movq %r9, 0x8*4(%rdi) movq %r10, 0x8*5(%rdi) movq %r11, 0x8*6(%rdi) - movq %r12, 0x8*7(%rdi) + movq %r13, 0x8*7(%rdi) leaq 64 (%rsi), %rsi leaq 64 (%rdi), %rdi @@ -64,7 +65,7 @@ ENTRY(copy_page_regs) movq 0x8*4(%rsi), %r9 movq 0x8*5(%rsi), %r10 movq 0x8*6(%rsi), %r11 - movq 0x8*7(%rsi), %r12 + movq 0x8*7(%rsi), %r13 movq %rax, 0x8*0(%rdi) movq %rbx, 0x8*1(%rdi) @@ -73,14 +74,15 @@ ENTRY(copy_page_regs) movq %r9, 0x8*4(%rdi) movq %r10, 0x8*5(%rdi) movq %r11, 0x8*6(%rdi) - movq %r12, 0x8*7(%rdi) + movq %r13, 0x8*7(%rdi) leaq 64(%rdi), %rdi leaq 64(%rsi), %rsi jnz .Loop2 movq (%rsp), %rbx - movq 1*8(%rsp), %r12 + movq 1*8(%rsp), %r13 addq $2*8, %rsp + pax_force_retaddr ret ENDPROC(copy_page_regs) diff --git a/arch/x86/lib/copy_user_64.S b/arch/x86/lib/copy_user_64.S index 982ce34..8e14731 100644 --- a/arch/x86/lib/copy_user_64.S +++ b/arch/x86/lib/copy_user_64.S @@ -14,50 +14,7 @@ #include <asm/alternative-asm.h> #include <asm/asm.h> #include <asm/smap.h> - -/* Standard copy_to_user with segment limit checking */ -ENTRY(_copy_to_user) - GET_THREAD_INFO(%rax) - movq %rdi,%rcx - addq %rdx,%rcx - jc bad_to_user - cmpq TI_addr_limit(%rax),%rcx - ja bad_to_user - ALTERNATIVE_2 "jmp copy_user_generic_unrolled", \ - "jmp copy_user_generic_string", \ - X86_FEATURE_REP_GOOD, \ - "jmp copy_user_enhanced_fast_string", \ - X86_FEATURE_ERMS -ENDPROC(_copy_to_user) - -/* Standard copy_from_user with segment limit checking */ -ENTRY(_copy_from_user) - GET_THREAD_INFO(%rax) - movq %rsi,%rcx - addq %rdx,%rcx - jc bad_from_user - cmpq TI_addr_limit(%rax),%rcx - ja bad_from_user - ALTERNATIVE_2 "jmp copy_user_generic_unrolled", \ - "jmp copy_user_generic_string", \ - X86_FEATURE_REP_GOOD, \ - "jmp copy_user_enhanced_fast_string", \ - X86_FEATURE_ERMS -ENDPROC(_copy_from_user) - - .section .fixup,"ax" - /* must zero dest */ -ENTRY(bad_from_user) -bad_from_user: - movl %edx,%ecx - xorl %eax,%eax - rep - stosb -bad_to_user: - movl %edx,%eax - ret -ENDPROC(bad_from_user) - .previous +#include <asm/pgtable.h> /* * copy_user_generic_unrolled - memory copy with exception handling. @@ -73,6 +30,7 @@ ENDPROC(bad_from_user) * eax uncopied bytes or 0 if successful. */ ENTRY(copy_user_generic_unrolled) + ASM_PAX_OPEN_USERLAND ASM_STAC cmpl $8,%edx jb 20f /* less then 8 bytes, go to byte copy loop */ @@ -122,6 +80,8 @@ ENTRY(copy_user_generic_unrolled) jnz 21b 23: xor %eax,%eax ASM_CLAC + ASM_PAX_CLOSE_USERLAND + pax_force_retaddr ret .section .fixup,"ax" @@ -175,6 +135,7 @@ ENDPROC(copy_user_generic_unrolled) * eax uncopied bytes or 0 if successful. */ ENTRY(copy_user_generic_string) + ASM_PAX_OPEN_USERLAND ASM_STAC cmpl $8,%edx jb 2f /* less than 8 bytes, go to byte copy loop */ @@ -189,6 +150,8 @@ ENTRY(copy_user_generic_string) movsb xorl %eax,%eax ASM_CLAC + ASM_PAX_CLOSE_USERLAND + pax_force_retaddr ret .section .fixup,"ax" @@ -214,12 +177,15 @@ ENDPROC(copy_user_generic_string) * eax uncopied bytes or 0 if successful. */ ENTRY(copy_user_enhanced_fast_string) + ASM_PAX_OPEN_USERLAND ASM_STAC movl %edx,%ecx 1: rep movsb xorl %eax,%eax ASM_CLAC + ASM_PAX_CLOSE_USERLAND + pax_force_retaddr ret .section .fixup,"ax" @@ -235,6 +201,16 @@ ENDPROC(copy_user_enhanced_fast_string) * This will force destination/source out of cache for more performance. */ ENTRY(__copy_user_nocache) + +#ifdef CONFIG_PAX_MEMORY_UDEREF + mov pax_user_shadow_base,%rcx + cmp %rcx,%rsi + jae 1f + add %rcx,%rsi +1: +#endif + + ASM_PAX_OPEN_USERLAND ASM_STAC cmpl $8,%edx jb 20f /* less then 8 bytes, go to byte copy loop */ @@ -284,7 +260,9 @@ ENTRY(__copy_user_nocache) jnz 21b 23: xorl %eax,%eax ASM_CLAC + ASM_PAX_CLOSE_USERLAND sfence + pax_force_retaddr ret .section .fixup,"ax" diff --git a/arch/x86/lib/csum-copy_64.S b/arch/x86/lib/csum-copy_64.S index 7e48807..cc966ff 100644 --- a/arch/x86/lib/csum-copy_64.S +++ b/arch/x86/lib/csum-copy_64.S @@ -8,6 +8,7 @@ #include <linux/linkage.h> #include <asm/errno.h> #include <asm/asm.h> +#include <asm/alternative-asm.h> /* * Checksum copy with exception handling. @@ -52,7 +53,7 @@ ENTRY(csum_partial_copy_generic) .Lignore: subq $7*8, %rsp movq %rbx, 2*8(%rsp) - movq %r12, 3*8(%rsp) + movq %r15, 3*8(%rsp) movq %r14, 4*8(%rsp) movq %r13, 5*8(%rsp) movq %rbp, 6*8(%rsp) @@ -64,16 +65,16 @@ ENTRY(csum_partial_copy_generic) movl %edx, %ecx xorl %r9d, %r9d - movq %rcx, %r12 + movq %rcx, %r15 - shrq $6, %r12 + shrq $6, %r15 jz .Lhandle_tail /* < 64 */ clc /* main loop. clear in 64 byte blocks */ /* r9: zero, r8: temp2, rbx: temp1, rax: sum, rcx: saved length */ - /* r11: temp3, rdx: temp4, r12 loopcnt */ + /* r11: temp3, rdx: temp4, r15 loopcnt */ /* r10: temp5, rbp: temp6, r14 temp7, r13 temp8 */ .p2align 4 .Lloop: @@ -107,7 +108,7 @@ ENTRY(csum_partial_copy_generic) adcq %r14, %rax adcq %r13, %rax - decl %r12d + decl %r15d dest movq %rbx, (%rsi) @@ -200,11 +201,12 @@ ENTRY(csum_partial_copy_generic) .Lende: movq 2*8(%rsp), %rbx - movq 3*8(%rsp), %r12 + movq 3*8(%rsp), %r15 movq 4*8(%rsp), %r14 movq 5*8(%rsp), %r13 movq 6*8(%rsp), %rbp addq $7*8, %rsp + pax_force_retaddr ret /* Exception handlers. Very simple, zeroing is done in the wrappers */ diff --git a/arch/x86/lib/csum-wrappers_64.c b/arch/x86/lib/csum-wrappers_64.c index 1318f75..44c30fd 100644 --- a/arch/x86/lib/csum-wrappers_64.c +++ b/arch/x86/lib/csum-wrappers_64.c @@ -52,10 +52,12 @@ csum_partial_copy_from_user(const void __user *src, void *dst, len -= 2; } } + pax_open_userland(); stac(); - isum = csum_partial_copy_generic((__force const void *)src, + isum = csum_partial_copy_generic((const void __force_kernel *)____m(src), dst, len, isum, errp, NULL); clac(); + pax_close_userland(); if (unlikely(*errp)) goto out_err; @@ -109,10 +111,12 @@ csum_partial_copy_to_user(const void *src, void __user *dst, } *errp = 0; + pax_open_userland(); stac(); - ret = csum_partial_copy_generic(src, (void __force *)dst, + ret = csum_partial_copy_generic(src, (void __force_kernel *)____m(dst), len, isum, NULL, errp); clac(); + pax_close_userland(); return ret; } EXPORT_SYMBOL(csum_partial_copy_to_user); diff --git a/arch/x86/lib/getuser.S b/arch/x86/lib/getuser.S index 46668cd..a3bdfb9 100644 --- a/arch/x86/lib/getuser.S +++ b/arch/x86/lib/getuser.S @@ -32,42 +32,93 @@ #include <asm/thread_info.h> #include <asm/asm.h> #include <asm/smap.h> +#include <asm/segment.h> +#include <asm/pgtable.h> +#include <asm/alternative-asm.h> + +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_MEMORY_UDEREF) +#define __copyuser_seg gs; +#else +#define __copyuser_seg +#endif .text ENTRY(__get_user_1) + +#if !defined(CONFIG_X86_32) || !defined(CONFIG_PAX_MEMORY_UDEREF) GET_THREAD_INFO(%_ASM_DX) cmp TI_addr_limit(%_ASM_DX),%_ASM_AX jae bad_get_user + +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) + mov pax_user_shadow_base,%_ASM_DX + cmp %_ASM_DX,%_ASM_AX + jae 1234f + add %_ASM_DX,%_ASM_AX +1234: +#endif + +#endif + ASM_STAC -1: movzbl (%_ASM_AX),%edx +1: __copyuser_seg movzbl (%_ASM_AX),%edx xor %eax,%eax ASM_CLAC + pax_force_retaddr ret ENDPROC(__get_user_1) ENTRY(__get_user_2) add $1,%_ASM_AX + +#if !defined(CONFIG_X86_32) || !defined(CONFIG_PAX_MEMORY_UDEREF) jc bad_get_user GET_THREAD_INFO(%_ASM_DX) cmp TI_addr_limit(%_ASM_DX),%_ASM_AX jae bad_get_user + +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) + mov pax_user_shadow_base,%_ASM_DX + cmp %_ASM_DX,%_ASM_AX + jae 1234f + add %_ASM_DX,%_ASM_AX +1234: +#endif + +#endif + ASM_STAC -2: movzwl -1(%_ASM_AX),%edx +2: __copyuser_seg movzwl -1(%_ASM_AX),%edx xor %eax,%eax ASM_CLAC + pax_force_retaddr ret ENDPROC(__get_user_2) ENTRY(__get_user_4) add $3,%_ASM_AX + +#if !defined(CONFIG_X86_32) || !defined(CONFIG_PAX_MEMORY_UDEREF) jc bad_get_user GET_THREAD_INFO(%_ASM_DX) cmp TI_addr_limit(%_ASM_DX),%_ASM_AX jae bad_get_user + +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) + mov pax_user_shadow_base,%_ASM_DX + cmp %_ASM_DX,%_ASM_AX + jae 1234f + add %_ASM_DX,%_ASM_AX +1234: +#endif + +#endif + ASM_STAC -3: movl -3(%_ASM_AX),%edx +3: __copyuser_seg movl -3(%_ASM_AX),%edx xor %eax,%eax ASM_CLAC + pax_force_retaddr ret ENDPROC(__get_user_4) @@ -78,10 +129,20 @@ ENTRY(__get_user_8) GET_THREAD_INFO(%_ASM_DX) cmp TI_addr_limit(%_ASM_DX),%_ASM_AX jae bad_get_user + +#ifdef CONFIG_PAX_MEMORY_UDEREF + mov pax_user_shadow_base,%_ASM_DX + cmp %_ASM_DX,%_ASM_AX + jae 1234f + add %_ASM_DX,%_ASM_AX +1234: +#endif + ASM_STAC 4: movq -7(%_ASM_AX),%rdx xor %eax,%eax ASM_CLAC + pax_force_retaddr ret #else add $7,%_ASM_AX @@ -90,10 +151,11 @@ ENTRY(__get_user_8) cmp TI_addr_limit(%_ASM_DX),%_ASM_AX jae bad_get_user_8 ASM_STAC -4: movl -7(%_ASM_AX),%edx -5: movl -3(%_ASM_AX),%ecx +4: __copyuser_seg movl -7(%_ASM_AX),%edx +5: __copyuser_seg movl -3(%_ASM_AX),%ecx xor %eax,%eax ASM_CLAC + pax_force_retaddr ret #endif ENDPROC(__get_user_8) @@ -103,6 +165,7 @@ bad_get_user: xor %edx,%edx mov $(-EFAULT),%_ASM_AX ASM_CLAC + pax_force_retaddr ret END(bad_get_user) @@ -112,6 +175,7 @@ bad_get_user_8: xor %ecx,%ecx mov $(-EFAULT),%_ASM_AX ASM_CLAC + pax_force_retaddr ret END(bad_get_user_8) #endif diff --git a/arch/x86/lib/insn.c b/arch/x86/lib/insn.c index 8f72b33..4667a46 100644 --- a/arch/x86/lib/insn.c +++ b/arch/x86/lib/insn.c @@ -20,8 +20,10 @@ #ifdef __KERNEL__ #include <linux/string.h> +#include <asm/pgtable_types.h> #else #include <string.h> +#define ktla_ktva(addr) addr #endif #include <asm/inat.h> #include <asm/insn.h> @@ -60,9 +62,9 @@ void insn_init(struct insn *insn, const void *kaddr, int buf_len, int x86_64) buf_len = MAX_INSN_SIZE; memset(insn, 0, sizeof(*insn)); - insn->kaddr = kaddr; - insn->end_kaddr = kaddr + buf_len; - insn->next_byte = kaddr; + insn->kaddr = (void *)ktla_ktva((unsigned long)kaddr); + insn->end_kaddr = insn->kaddr + buf_len; + insn->next_byte = insn->kaddr; insn->x86_64 = x86_64 ? 1 : 0; insn->opnd_bytes = 4; if (x86_64) diff --git a/arch/x86/lib/iomap_copy_64.S b/arch/x86/lib/iomap_copy_64.S index 33147fe..12a8815 100644 --- a/arch/x86/lib/iomap_copy_64.S +++ b/arch/x86/lib/iomap_copy_64.S @@ -16,6 +16,7 @@ */ #include <linux/linkage.h> +#include <asm/alternative-asm.h> /* * override generic version in lib/iomap_copy.c @@ -23,5 +24,6 @@ ENTRY(__iowrite32_copy) movl %edx,%ecx rep movsd + pax_force_retaddr ret ENDPROC(__iowrite32_copy) diff --git a/arch/x86/lib/memcpy_64.S b/arch/x86/lib/memcpy_64.S index 16698bb..971d300 100644 --- a/arch/x86/lib/memcpy_64.S +++ b/arch/x86/lib/memcpy_64.S @@ -36,6 +36,7 @@ ENTRY(memcpy) rep movsq movl %edx, %ecx rep movsb + pax_force_retaddr ret ENDPROC(memcpy) ENDPROC(__memcpy) @@ -48,6 +49,7 @@ ENTRY(memcpy_erms) movq %rdi, %rax movq %rdx, %rcx rep movsb + pax_force_retaddr ret ENDPROC(memcpy_erms) @@ -132,6 +134,7 @@ ENTRY(memcpy_orig) movq %r9, 1*8(%rdi) movq %r10, -2*8(%rdi, %rdx) movq %r11, -1*8(%rdi, %rdx) + pax_force_retaddr retq .p2align 4 .Lless_16bytes: @@ -144,6 +147,7 @@ ENTRY(memcpy_orig) movq -1*8(%rsi, %rdx), %r9 movq %r8, 0*8(%rdi) movq %r9, -1*8(%rdi, %rdx) + pax_force_retaddr retq .p2align 4 .Lless_8bytes: @@ -157,6 +161,7 @@ ENTRY(memcpy_orig) movl -4(%rsi, %rdx), %r8d movl %ecx, (%rdi) movl %r8d, -4(%rdi, %rdx) + pax_force_retaddr retq .p2align 4 .Lless_3bytes: @@ -175,5 +180,6 @@ ENTRY(memcpy_orig) movb %cl, (%rdi) .Lend: + pax_force_retaddr retq ENDPROC(memcpy_orig) diff --git a/arch/x86/lib/memmove_64.S b/arch/x86/lib/memmove_64.S index ca2afdd..2e474fa 100644 --- a/arch/x86/lib/memmove_64.S +++ b/arch/x86/lib/memmove_64.S @@ -41,7 +41,7 @@ ENTRY(__memmove) jg 2f .Lmemmove_begin_forward: - ALTERNATIVE "", "movq %rdx, %rcx; rep movsb; retq", X86_FEATURE_ERMS + ALTERNATIVE "", "movq %rdx, %rcx; rep movsb; pax_force_retaddr; retq", X86_FEATURE_ERMS /* * movsq instruction have many startup latency @@ -204,6 +204,7 @@ ENTRY(__memmove) movb (%rsi), %r11b movb %r11b, (%rdi) 13: + pax_force_retaddr retq ENDPROC(__memmove) ENDPROC(memmove) diff --git a/arch/x86/lib/memset_64.S b/arch/x86/lib/memset_64.S index 2661fad..b584d5c 100644 --- a/arch/x86/lib/memset_64.S +++ b/arch/x86/lib/memset_64.S @@ -40,6 +40,7 @@ ENTRY(__memset) movl %edx,%ecx rep stosb movq %r9,%rax + pax_force_retaddr ret ENDPROC(memset) ENDPROC(__memset) @@ -61,6 +62,7 @@ ENTRY(memset_erms) movq %rdx,%rcx rep stosb movq %r9,%rax + pax_force_retaddr ret ENDPROC(memset_erms) @@ -123,6 +125,7 @@ ENTRY(memset_orig) .Lende: movq %r10,%rax + pax_force_retaddr ret .Lbad_alignment: diff --git a/arch/x86/lib/mmx_32.c b/arch/x86/lib/mmx_32.c index e5e3ed8..d7c08c2 100644 --- a/arch/x86/lib/mmx_32.c +++ b/arch/x86/lib/mmx_32.c @@ -29,6 +29,7 @@ void *_mmx_memcpy(void *to, const void *from, size_t len) { void *p; int i; + unsigned long cr0; if (unlikely(in_interrupt())) return __memcpy(to, from, len); @@ -39,44 +40,72 @@ void *_mmx_memcpy(void *to, const void *from, size_t len) kernel_fpu_begin(); __asm__ __volatile__ ( - "1: prefetch (%0)\n" /* This set is 28 bytes */ - " prefetch 64(%0)\n" - " prefetch 128(%0)\n" - " prefetch 192(%0)\n" - " prefetch 256(%0)\n" + "1: prefetch (%1)\n" /* This set is 28 bytes */ + " prefetch 64(%1)\n" + " prefetch 128(%1)\n" + " prefetch 192(%1)\n" + " prefetch 256(%1)\n" "2: \n" ".section .fixup, \"ax\"\n" - "3: movw $0x1AEB, 1b\n" /* jmp on 26 bytes */ + "3: \n" + +#ifdef CONFIG_PAX_KERNEXEC + " movl %%cr0, %0\n" + " movl %0, %%eax\n" + " andl $0xFFFEFFFF, %%eax\n" + " movl %%eax, %%cr0\n" +#endif + + " movw $0x1AEB, 1b\n" /* jmp on 26 bytes */ + +#ifdef CONFIG_PAX_KERNEXEC + " movl %0, %%cr0\n" +#endif + " jmp 2b\n" ".previous\n" _ASM_EXTABLE(1b, 3b) - : : "r" (from)); + : "=&r" (cr0) : "r" (from) : "ax"); for ( ; i > 5; i--) { __asm__ __volatile__ ( - "1: prefetch 320(%0)\n" - "2: movq (%0), %%mm0\n" - " movq 8(%0), %%mm1\n" - " movq 16(%0), %%mm2\n" - " movq 24(%0), %%mm3\n" - " movq %%mm0, (%1)\n" - " movq %%mm1, 8(%1)\n" - " movq %%mm2, 16(%1)\n" - " movq %%mm3, 24(%1)\n" - " movq 32(%0), %%mm0\n" - " movq 40(%0), %%mm1\n" - " movq 48(%0), %%mm2\n" - " movq 56(%0), %%mm3\n" - " movq %%mm0, 32(%1)\n" - " movq %%mm1, 40(%1)\n" - " movq %%mm2, 48(%1)\n" - " movq %%mm3, 56(%1)\n" + "1: prefetch 320(%1)\n" + "2: movq (%1), %%mm0\n" + " movq 8(%1), %%mm1\n" + " movq 16(%1), %%mm2\n" + " movq 24(%1), %%mm3\n" + " movq %%mm0, (%2)\n" + " movq %%mm1, 8(%2)\n" + " movq %%mm2, 16(%2)\n" + " movq %%mm3, 24(%2)\n" + " movq 32(%1), %%mm0\n" + " movq 40(%1), %%mm1\n" + " movq 48(%1), %%mm2\n" + " movq 56(%1), %%mm3\n" + " movq %%mm0, 32(%2)\n" + " movq %%mm1, 40(%2)\n" + " movq %%mm2, 48(%2)\n" + " movq %%mm3, 56(%2)\n" ".section .fixup, \"ax\"\n" - "3: movw $0x05EB, 1b\n" /* jmp on 5 bytes */ + "3:\n" + +#ifdef CONFIG_PAX_KERNEXEC + " movl %%cr0, %0\n" + " movl %0, %%eax\n" + " andl $0xFFFEFFFF, %%eax\n" + " movl %%eax, %%cr0\n" +#endif + + " movw $0x05EB, 1b\n" /* jmp on 5 bytes */ + +#ifdef CONFIG_PAX_KERNEXEC + " movl %0, %%cr0\n" +#endif + " jmp 2b\n" ".previous\n" _ASM_EXTABLE(1b, 3b) - : : "r" (from), "r" (to) : "memory"); + : "=&r" (cr0) : "r" (from), "r" (to) : "memory", "ax"); from += 64; to += 64; @@ -158,6 +187,7 @@ static void fast_clear_page(void *page) static void fast_copy_page(void *to, void *from) { int i; + unsigned long cr0; kernel_fpu_begin(); @@ -166,42 +196,70 @@ static void fast_copy_page(void *to, void *from) * but that is for later. -AV */ __asm__ __volatile__( - "1: prefetch (%0)\n" - " prefetch 64(%0)\n" - " prefetch 128(%0)\n" - " prefetch 192(%0)\n" - " prefetch 256(%0)\n" + "1: prefetch (%1)\n" + " prefetch 64(%1)\n" + " prefetch 128(%1)\n" + " prefetch 192(%1)\n" + " prefetch 256(%1)\n" "2: \n" ".section .fixup, \"ax\"\n" - "3: movw $0x1AEB, 1b\n" /* jmp on 26 bytes */ + "3: \n" + +#ifdef CONFIG_PAX_KERNEXEC + " movl %%cr0, %0\n" + " movl %0, %%eax\n" + " andl $0xFFFEFFFF, %%eax\n" + " movl %%eax, %%cr0\n" +#endif + + " movw $0x1AEB, 1b\n" /* jmp on 26 bytes */ + +#ifdef CONFIG_PAX_KERNEXEC + " movl %0, %%cr0\n" +#endif + " jmp 2b\n" ".previous\n" - _ASM_EXTABLE(1b, 3b) : : "r" (from)); + _ASM_EXTABLE(1b, 3b) : "=&r" (cr0) : "r" (from) : "ax"); for (i = 0; i < (4096-320)/64; i++) { __asm__ __volatile__ ( - "1: prefetch 320(%0)\n" - "2: movq (%0), %%mm0\n" - " movntq %%mm0, (%1)\n" - " movq 8(%0), %%mm1\n" - " movntq %%mm1, 8(%1)\n" - " movq 16(%0), %%mm2\n" - " movntq %%mm2, 16(%1)\n" - " movq 24(%0), %%mm3\n" - " movntq %%mm3, 24(%1)\n" - " movq 32(%0), %%mm4\n" - " movntq %%mm4, 32(%1)\n" - " movq 40(%0), %%mm5\n" - " movntq %%mm5, 40(%1)\n" - " movq 48(%0), %%mm6\n" - " movntq %%mm6, 48(%1)\n" - " movq 56(%0), %%mm7\n" - " movntq %%mm7, 56(%1)\n" + "1: prefetch 320(%1)\n" + "2: movq (%1), %%mm0\n" + " movntq %%mm0, (%2)\n" + " movq 8(%1), %%mm1\n" + " movntq %%mm1, 8(%2)\n" + " movq 16(%1), %%mm2\n" + " movntq %%mm2, 16(%2)\n" + " movq 24(%1), %%mm3\n" + " movntq %%mm3, 24(%2)\n" + " movq 32(%1), %%mm4\n" + " movntq %%mm4, 32(%2)\n" + " movq 40(%1), %%mm5\n" + " movntq %%mm5, 40(%2)\n" + " movq 48(%1), %%mm6\n" + " movntq %%mm6, 48(%2)\n" + " movq 56(%1), %%mm7\n" + " movntq %%mm7, 56(%2)\n" ".section .fixup, \"ax\"\n" - "3: movw $0x05EB, 1b\n" /* jmp on 5 bytes */ + "3:\n" + +#ifdef CONFIG_PAX_KERNEXEC + " movl %%cr0, %0\n" + " movl %0, %%eax\n" + " andl $0xFFFEFFFF, %%eax\n" + " movl %%eax, %%cr0\n" +#endif + + " movw $0x05EB, 1b\n" /* jmp on 5 bytes */ + +#ifdef CONFIG_PAX_KERNEXEC + " movl %0, %%cr0\n" +#endif + " jmp 2b\n" ".previous\n" - _ASM_EXTABLE(1b, 3b) : : "r" (from), "r" (to) : "memory"); + _ASM_EXTABLE(1b, 3b) : "=&r" (cr0) : "r" (from), "r" (to) : "memory", "ax"); from += 64; to += 64; @@ -280,47 +338,76 @@ static void fast_clear_page(void *page) static void fast_copy_page(void *to, void *from) { int i; + unsigned long cr0; kernel_fpu_begin(); __asm__ __volatile__ ( - "1: prefetch (%0)\n" - " prefetch 64(%0)\n" - " prefetch 128(%0)\n" - " prefetch 192(%0)\n" - " prefetch 256(%0)\n" + "1: prefetch (%1)\n" + " prefetch 64(%1)\n" + " prefetch 128(%1)\n" + " prefetch 192(%1)\n" + " prefetch 256(%1)\n" "2: \n" ".section .fixup, \"ax\"\n" - "3: movw $0x1AEB, 1b\n" /* jmp on 26 bytes */ + "3: \n" + +#ifdef CONFIG_PAX_KERNEXEC + " movl %%cr0, %0\n" + " movl %0, %%eax\n" + " andl $0xFFFEFFFF, %%eax\n" + " movl %%eax, %%cr0\n" +#endif + + " movw $0x1AEB, 1b\n" /* jmp on 26 bytes */ + +#ifdef CONFIG_PAX_KERNEXEC + " movl %0, %%cr0\n" +#endif + " jmp 2b\n" ".previous\n" - _ASM_EXTABLE(1b, 3b) : : "r" (from)); + _ASM_EXTABLE(1b, 3b) : "=&r" (cr0) : "r" (from) : "ax"); for (i = 0; i < 4096/64; i++) { __asm__ __volatile__ ( - "1: prefetch 320(%0)\n" - "2: movq (%0), %%mm0\n" - " movq 8(%0), %%mm1\n" - " movq 16(%0), %%mm2\n" - " movq 24(%0), %%mm3\n" - " movq %%mm0, (%1)\n" - " movq %%mm1, 8(%1)\n" - " movq %%mm2, 16(%1)\n" - " movq %%mm3, 24(%1)\n" - " movq 32(%0), %%mm0\n" - " movq 40(%0), %%mm1\n" - " movq 48(%0), %%mm2\n" - " movq 56(%0), %%mm3\n" - " movq %%mm0, 32(%1)\n" - " movq %%mm1, 40(%1)\n" - " movq %%mm2, 48(%1)\n" - " movq %%mm3, 56(%1)\n" + "1: prefetch 320(%1)\n" + "2: movq (%1), %%mm0\n" + " movq 8(%1), %%mm1\n" + " movq 16(%1), %%mm2\n" + " movq 24(%1), %%mm3\n" + " movq %%mm0, (%2)\n" + " movq %%mm1, 8(%2)\n" + " movq %%mm2, 16(%2)\n" + " movq %%mm3, 24(%2)\n" + " movq 32(%1), %%mm0\n" + " movq 40(%1), %%mm1\n" + " movq 48(%1), %%mm2\n" + " movq 56(%1), %%mm3\n" + " movq %%mm0, 32(%2)\n" + " movq %%mm1, 40(%2)\n" + " movq %%mm2, 48(%2)\n" + " movq %%mm3, 56(%2)\n" ".section .fixup, \"ax\"\n" - "3: movw $0x05EB, 1b\n" /* jmp on 5 bytes */ + "3:\n" + +#ifdef CONFIG_PAX_KERNEXEC + " movl %%cr0, %0\n" + " movl %0, %%eax\n" + " andl $0xFFFEFFFF, %%eax\n" + " movl %%eax, %%cr0\n" +#endif + + " movw $0x05EB, 1b\n" /* jmp on 5 bytes */ + +#ifdef CONFIG_PAX_KERNEXEC + " movl %0, %%cr0\n" +#endif + " jmp 2b\n" ".previous\n" _ASM_EXTABLE(1b, 3b) - : : "r" (from), "r" (to) : "memory"); + : "=&r" (cr0) : "r" (from), "r" (to) : "memory", "ax"); from += 64; to += 64; diff --git a/arch/x86/lib/msr-reg.S b/arch/x86/lib/msr-reg.S index c815564..303dcfa 100644 --- a/arch/x86/lib/msr-reg.S +++ b/arch/x86/lib/msr-reg.S @@ -2,6 +2,7 @@ #include <linux/errno.h> #include <asm/asm.h> #include <asm/msr.h> +#include <asm/alternative-asm.h> #ifdef CONFIG_X86_64 /* @@ -34,6 +35,7 @@ ENTRY(\op\()_safe_regs) movl %edi, 28(%r10) popq %rbp popq %rbx + pax_force_retaddr ret 3: movl $-EIO, %r11d diff --git a/arch/x86/lib/putuser.S b/arch/x86/lib/putuser.S index e0817a1..bc9cf66 100644 --- a/arch/x86/lib/putuser.S +++ b/arch/x86/lib/putuser.S @@ -15,7 +15,9 @@ #include <asm/errno.h> #include <asm/asm.h> #include <asm/smap.h> - +#include <asm/segment.h> +#include <asm/pgtable.h> +#include <asm/alternative-asm.h> /* * __put_user_X @@ -29,55 +31,124 @@ * as they get called from within inline assembly. */ -#define ENTER GET_THREAD_INFO(%_ASM_BX) -#define EXIT ASM_CLAC ; \ +#define ENTER +#define EXIT ASM_CLAC ; \ + pax_force_retaddr ; \ ret +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) +#define _DEST %_ASM_CX,%_ASM_BX +#else +#define _DEST %_ASM_CX +#endif + +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_MEMORY_UDEREF) +#define __copyuser_seg gs; +#else +#define __copyuser_seg +#endif + .text ENTRY(__put_user_1) ENTER + +#if !defined(CONFIG_X86_32) || !defined(CONFIG_PAX_MEMORY_UDEREF) + GET_THREAD_INFO(%_ASM_BX) cmp TI_addr_limit(%_ASM_BX),%_ASM_CX jae bad_put_user + +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) + mov pax_user_shadow_base,%_ASM_BX + cmp %_ASM_BX,%_ASM_CX + jb 1234f + xor %ebx,%ebx +1234: +#endif + +#endif + ASM_STAC -1: movb %al,(%_ASM_CX) +1: __copyuser_seg movb %al,(_DEST) xor %eax,%eax EXIT ENDPROC(__put_user_1) ENTRY(__put_user_2) ENTER + +#if !defined(CONFIG_X86_32) || !defined(CONFIG_PAX_MEMORY_UDEREF) + GET_THREAD_INFO(%_ASM_BX) mov TI_addr_limit(%_ASM_BX),%_ASM_BX sub $1,%_ASM_BX cmp %_ASM_BX,%_ASM_CX jae bad_put_user + +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) + mov pax_user_shadow_base,%_ASM_BX + cmp %_ASM_BX,%_ASM_CX + jb 1234f + xor %ebx,%ebx +1234: +#endif + +#endif + ASM_STAC -2: movw %ax,(%_ASM_CX) +2: __copyuser_seg movw %ax,(_DEST) xor %eax,%eax EXIT ENDPROC(__put_user_2) ENTRY(__put_user_4) ENTER + +#if !defined(CONFIG_X86_32) || !defined(CONFIG_PAX_MEMORY_UDEREF) + GET_THREAD_INFO(%_ASM_BX) mov TI_addr_limit(%_ASM_BX),%_ASM_BX sub $3,%_ASM_BX cmp %_ASM_BX,%_ASM_CX jae bad_put_user + +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) + mov pax_user_shadow_base,%_ASM_BX + cmp %_ASM_BX,%_ASM_CX + jb 1234f + xor %ebx,%ebx +1234: +#endif + +#endif + ASM_STAC -3: movl %eax,(%_ASM_CX) +3: __copyuser_seg movl %eax,(_DEST) xor %eax,%eax EXIT ENDPROC(__put_user_4) ENTRY(__put_user_8) ENTER + +#if !defined(CONFIG_X86_32) || !defined(CONFIG_PAX_MEMORY_UDEREF) + GET_THREAD_INFO(%_ASM_BX) mov TI_addr_limit(%_ASM_BX),%_ASM_BX sub $7,%_ASM_BX cmp %_ASM_BX,%_ASM_CX jae bad_put_user + +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) + mov pax_user_shadow_base,%_ASM_BX + cmp %_ASM_BX,%_ASM_CX + jb 1234f + xor %ebx,%ebx +1234: +#endif + +#endif + ASM_STAC -4: mov %_ASM_AX,(%_ASM_CX) +4: __copyuser_seg mov %_ASM_AX,(_DEST) #ifdef CONFIG_X86_32 -5: movl %edx,4(%_ASM_CX) +5: __copyuser_seg movl %edx,4(_DEST) #endif xor %eax,%eax EXIT diff --git a/arch/x86/lib/rwsem.S b/arch/x86/lib/rwsem.S index 40027db..37bb69d 100644 --- a/arch/x86/lib/rwsem.S +++ b/arch/x86/lib/rwsem.S @@ -90,6 +90,7 @@ ENTRY(call_rwsem_down_read_failed) call rwsem_down_read_failed __ASM_SIZE(pop,) %__ASM_REG(dx) restore_common_regs + pax_force_retaddr ret ENDPROC(call_rwsem_down_read_failed) @@ -98,6 +99,7 @@ ENTRY(call_rwsem_down_write_failed) movq %rax,%rdi call rwsem_down_write_failed restore_common_regs + pax_force_retaddr ret ENDPROC(call_rwsem_down_write_failed) @@ -109,7 +111,8 @@ ENTRY(call_rwsem_wake) movq %rax,%rdi call rwsem_wake restore_common_regs -1: ret +1: pax_force_retaddr + ret ENDPROC(call_rwsem_wake) ENTRY(call_rwsem_downgrade_wake) @@ -119,5 +122,6 @@ ENTRY(call_rwsem_downgrade_wake) call rwsem_downgrade_wake __ASM_SIZE(pop,) %__ASM_REG(dx) restore_common_regs + pax_force_retaddr ret ENDPROC(call_rwsem_downgrade_wake) diff --git a/arch/x86/lib/usercopy_32.c b/arch/x86/lib/usercopy_32.c index 91d93b9..4b22130 100644 --- a/arch/x86/lib/usercopy_32.c +++ b/arch/x86/lib/usercopy_32.c @@ -42,11 +42,13 @@ do { \ int __d0; \ might_fault(); \ __asm__ __volatile__( \ + __COPYUSER_SET_ES \ ASM_STAC "\n" \ "0: rep; stosl\n" \ " movl %2,%0\n" \ "1: rep; stosb\n" \ "2: " ASM_CLAC "\n" \ + __COPYUSER_RESTORE_ES \ ".section .fixup,\"ax\"\n" \ "3: lea 0(%2,%0,4),%0\n" \ " jmp 2b\n" \ @@ -98,7 +100,7 @@ EXPORT_SYMBOL(__clear_user); #ifdef CONFIG_X86_INTEL_USERCOPY static unsigned long -__copy_user_intel(void __user *to, const void *from, unsigned long size) +__generic_copy_to_user_intel(void __user *to, const void *from, unsigned long size) { int d0, d1; __asm__ __volatile__( @@ -110,36 +112,36 @@ __copy_user_intel(void __user *to, const void *from, unsigned long size) " .align 2,0x90\n" "3: movl 0(%4), %%eax\n" "4: movl 4(%4), %%edx\n" - "5: movl %%eax, 0(%3)\n" - "6: movl %%edx, 4(%3)\n" + "5: "__copyuser_seg" movl %%eax, 0(%3)\n" + "6: "__copyuser_seg" movl %%edx, 4(%3)\n" "7: movl 8(%4), %%eax\n" "8: movl 12(%4),%%edx\n" - "9: movl %%eax, 8(%3)\n" - "10: movl %%edx, 12(%3)\n" + "9: "__copyuser_seg" movl %%eax, 8(%3)\n" + "10: "__copyuser_seg" movl %%edx, 12(%3)\n" "11: movl 16(%4), %%eax\n" "12: movl 20(%4), %%edx\n" - "13: movl %%eax, 16(%3)\n" - "14: movl %%edx, 20(%3)\n" + "13: "__copyuser_seg" movl %%eax, 16(%3)\n" + "14: "__copyuser_seg" movl %%edx, 20(%3)\n" "15: movl 24(%4), %%eax\n" "16: movl 28(%4), %%edx\n" - "17: movl %%eax, 24(%3)\n" - "18: movl %%edx, 28(%3)\n" + "17: "__copyuser_seg" movl %%eax, 24(%3)\n" + "18: "__copyuser_seg" movl %%edx, 28(%3)\n" "19: movl 32(%4), %%eax\n" "20: movl 36(%4), %%edx\n" - "21: movl %%eax, 32(%3)\n" - "22: movl %%edx, 36(%3)\n" + "21: "__copyuser_seg" movl %%eax, 32(%3)\n" + "22: "__copyuser_seg" movl %%edx, 36(%3)\n" "23: movl 40(%4), %%eax\n" "24: movl 44(%4), %%edx\n" - "25: movl %%eax, 40(%3)\n" - "26: movl %%edx, 44(%3)\n" + "25: "__copyuser_seg" movl %%eax, 40(%3)\n" + "26: "__copyuser_seg" movl %%edx, 44(%3)\n" "27: movl 48(%4), %%eax\n" "28: movl 52(%4), %%edx\n" - "29: movl %%eax, 48(%3)\n" - "30: movl %%edx, 52(%3)\n" + "29: "__copyuser_seg" movl %%eax, 48(%3)\n" + "30: "__copyuser_seg" movl %%edx, 52(%3)\n" "31: movl 56(%4), %%eax\n" "32: movl 60(%4), %%edx\n" - "33: movl %%eax, 56(%3)\n" - "34: movl %%edx, 60(%3)\n" + "33: "__copyuser_seg" movl %%eax, 56(%3)\n" + "34: "__copyuser_seg" movl %%edx, 60(%3)\n" " addl $-64, %0\n" " addl $64, %4\n" " addl $64, %3\n" @@ -149,10 +151,116 @@ __copy_user_intel(void __user *to, const void *from, unsigned long size) " shrl $2, %0\n" " andl $3, %%eax\n" " cld\n" + __COPYUSER_SET_ES "99: rep; movsl\n" "36: movl %%eax, %0\n" "37: rep; movsb\n" "100:\n" + __COPYUSER_RESTORE_ES + ".section .fixup,\"ax\"\n" + "101: lea 0(%%eax,%0,4),%0\n" + " jmp 100b\n" + ".previous\n" + _ASM_EXTABLE(1b,100b) + _ASM_EXTABLE(2b,100b) + _ASM_EXTABLE(3b,100b) + _ASM_EXTABLE(4b,100b) + _ASM_EXTABLE(5b,100b) + _ASM_EXTABLE(6b,100b) + _ASM_EXTABLE(7b,100b) + _ASM_EXTABLE(8b,100b) + _ASM_EXTABLE(9b,100b) + _ASM_EXTABLE(10b,100b) + _ASM_EXTABLE(11b,100b) + _ASM_EXTABLE(12b,100b) + _ASM_EXTABLE(13b,100b) + _ASM_EXTABLE(14b,100b) + _ASM_EXTABLE(15b,100b) + _ASM_EXTABLE(16b,100b) + _ASM_EXTABLE(17b,100b) + _ASM_EXTABLE(18b,100b) + _ASM_EXTABLE(19b,100b) + _ASM_EXTABLE(20b,100b) + _ASM_EXTABLE(21b,100b) + _ASM_EXTABLE(22b,100b) + _ASM_EXTABLE(23b,100b) + _ASM_EXTABLE(24b,100b) + _ASM_EXTABLE(25b,100b) + _ASM_EXTABLE(26b,100b) + _ASM_EXTABLE(27b,100b) + _ASM_EXTABLE(28b,100b) + _ASM_EXTABLE(29b,100b) + _ASM_EXTABLE(30b,100b) + _ASM_EXTABLE(31b,100b) + _ASM_EXTABLE(32b,100b) + _ASM_EXTABLE(33b,100b) + _ASM_EXTABLE(34b,100b) + _ASM_EXTABLE(35b,100b) + _ASM_EXTABLE(36b,100b) + _ASM_EXTABLE(37b,100b) + _ASM_EXTABLE(99b,101b) + : "=&c"(size), "=&D" (d0), "=&S" (d1) + : "1"(to), "2"(from), "0"(size) + : "eax", "edx", "memory"); + return size; +} + +static unsigned long +__generic_copy_from_user_intel(void *to, const void __user *from, unsigned long size) +{ + int d0, d1; + __asm__ __volatile__( + " .align 2,0x90\n" + "1: "__copyuser_seg" movl 32(%4), %%eax\n" + " cmpl $67, %0\n" + " jbe 3f\n" + "2: "__copyuser_seg" movl 64(%4), %%eax\n" + " .align 2,0x90\n" + "3: "__copyuser_seg" movl 0(%4), %%eax\n" + "4: "__copyuser_seg" movl 4(%4), %%edx\n" + "5: movl %%eax, 0(%3)\n" + "6: movl %%edx, 4(%3)\n" + "7: "__copyuser_seg" movl 8(%4), %%eax\n" + "8: "__copyuser_seg" movl 12(%4),%%edx\n" + "9: movl %%eax, 8(%3)\n" + "10: movl %%edx, 12(%3)\n" + "11: "__copyuser_seg" movl 16(%4), %%eax\n" + "12: "__copyuser_seg" movl 20(%4), %%edx\n" + "13: movl %%eax, 16(%3)\n" + "14: movl %%edx, 20(%3)\n" + "15: "__copyuser_seg" movl 24(%4), %%eax\n" + "16: "__copyuser_seg" movl 28(%4), %%edx\n" + "17: movl %%eax, 24(%3)\n" + "18: movl %%edx, 28(%3)\n" + "19: "__copyuser_seg" movl 32(%4), %%eax\n" + "20: "__copyuser_seg" movl 36(%4), %%edx\n" + "21: movl %%eax, 32(%3)\n" + "22: movl %%edx, 36(%3)\n" + "23: "__copyuser_seg" movl 40(%4), %%eax\n" + "24: "__copyuser_seg" movl 44(%4), %%edx\n" + "25: movl %%eax, 40(%3)\n" + "26: movl %%edx, 44(%3)\n" + "27: "__copyuser_seg" movl 48(%4), %%eax\n" + "28: "__copyuser_seg" movl 52(%4), %%edx\n" + "29: movl %%eax, 48(%3)\n" + "30: movl %%edx, 52(%3)\n" + "31: "__copyuser_seg" movl 56(%4), %%eax\n" + "32: "__copyuser_seg" movl 60(%4), %%edx\n" + "33: movl %%eax, 56(%3)\n" + "34: movl %%edx, 60(%3)\n" + " addl $-64, %0\n" + " addl $64, %4\n" + " addl $64, %3\n" + " cmpl $63, %0\n" + " ja 1b\n" + "35: movl %0, %%eax\n" + " shrl $2, %0\n" + " andl $3, %%eax\n" + " cld\n" + "99: rep; "__copyuser_seg" movsl\n" + "36: movl %%eax, %0\n" + "37: rep; "__copyuser_seg" movsb\n" + "100:\n" ".section .fixup,\"ax\"\n" "101: lea 0(%%eax,%0,4),%0\n" " jmp 100b\n" @@ -207,41 +315,41 @@ __copy_user_zeroing_intel(void *to, const void __user *from, unsigned long size) int d0, d1; __asm__ __volatile__( " .align 2,0x90\n" - "0: movl 32(%4), %%eax\n" + "0: "__copyuser_seg" movl 32(%4), %%eax\n" " cmpl $67, %0\n" " jbe 2f\n" - "1: movl 64(%4), %%eax\n" + "1: "__copyuser_seg" movl 64(%4), %%eax\n" " .align 2,0x90\n" - "2: movl 0(%4), %%eax\n" - "21: movl 4(%4), %%edx\n" + "2: "__copyuser_seg" movl 0(%4), %%eax\n" + "21: "__copyuser_seg" movl 4(%4), %%edx\n" " movl %%eax, 0(%3)\n" " movl %%edx, 4(%3)\n" - "3: movl 8(%4), %%eax\n" - "31: movl 12(%4),%%edx\n" + "3: "__copyuser_seg" movl 8(%4), %%eax\n" + "31: "__copyuser_seg" movl 12(%4),%%edx\n" " movl %%eax, 8(%3)\n" " movl %%edx, 12(%3)\n" - "4: movl 16(%4), %%eax\n" - "41: movl 20(%4), %%edx\n" + "4: "__copyuser_seg" movl 16(%4), %%eax\n" + "41: "__copyuser_seg" movl 20(%4), %%edx\n" " movl %%eax, 16(%3)\n" " movl %%edx, 20(%3)\n" - "10: movl 24(%4), %%eax\n" - "51: movl 28(%4), %%edx\n" + "10: "__copyuser_seg" movl 24(%4), %%eax\n" + "51: "__copyuser_seg" movl 28(%4), %%edx\n" " movl %%eax, 24(%3)\n" " movl %%edx, 28(%3)\n" - "11: movl 32(%4), %%eax\n" - "61: movl 36(%4), %%edx\n" + "11: "__copyuser_seg" movl 32(%4), %%eax\n" + "61: "__copyuser_seg" movl 36(%4), %%edx\n" " movl %%eax, 32(%3)\n" " movl %%edx, 36(%3)\n" - "12: movl 40(%4), %%eax\n" - "71: movl 44(%4), %%edx\n" + "12: "__copyuser_seg" movl 40(%4), %%eax\n" + "71: "__copyuser_seg" movl 44(%4), %%edx\n" " movl %%eax, 40(%3)\n" " movl %%edx, 44(%3)\n" - "13: movl 48(%4), %%eax\n" - "81: movl 52(%4), %%edx\n" + "13: "__copyuser_seg" movl 48(%4), %%eax\n" + "81: "__copyuser_seg" movl 52(%4), %%edx\n" " movl %%eax, 48(%3)\n" " movl %%edx, 52(%3)\n" - "14: movl 56(%4), %%eax\n" - "91: movl 60(%4), %%edx\n" + "14: "__copyuser_seg" movl 56(%4), %%eax\n" + "91: "__copyuser_seg" movl 60(%4), %%edx\n" " movl %%eax, 56(%3)\n" " movl %%edx, 60(%3)\n" " addl $-64, %0\n" @@ -253,9 +361,9 @@ __copy_user_zeroing_intel(void *to, const void __user *from, unsigned long size) " shrl $2, %0\n" " andl $3, %%eax\n" " cld\n" - "6: rep; movsl\n" + "6: rep; "__copyuser_seg" movsl\n" " movl %%eax,%0\n" - "7: rep; movsb\n" + "7: rep; "__copyuser_seg" movsb\n" "8:\n" ".section .fixup,\"ax\"\n" "9: lea 0(%%eax,%0,4),%0\n" @@ -305,41 +413,41 @@ static unsigned long __copy_user_zeroing_intel_nocache(void *to, __asm__ __volatile__( " .align 2,0x90\n" - "0: movl 32(%4), %%eax\n" + "0: "__copyuser_seg" movl 32(%4), %%eax\n" " cmpl $67, %0\n" " jbe 2f\n" - "1: movl 64(%4), %%eax\n" + "1: "__copyuser_seg" movl 64(%4), %%eax\n" " .align 2,0x90\n" - "2: movl 0(%4), %%eax\n" - "21: movl 4(%4), %%edx\n" + "2: "__copyuser_seg" movl 0(%4), %%eax\n" + "21: "__copyuser_seg" movl 4(%4), %%edx\n" " movnti %%eax, 0(%3)\n" " movnti %%edx, 4(%3)\n" - "3: movl 8(%4), %%eax\n" - "31: movl 12(%4),%%edx\n" + "3: "__copyuser_seg" movl 8(%4), %%eax\n" + "31: "__copyuser_seg" movl 12(%4),%%edx\n" " movnti %%eax, 8(%3)\n" " movnti %%edx, 12(%3)\n" - "4: movl 16(%4), %%eax\n" - "41: movl 20(%4), %%edx\n" + "4: "__copyuser_seg" movl 16(%4), %%eax\n" + "41: "__copyuser_seg" movl 20(%4), %%edx\n" " movnti %%eax, 16(%3)\n" " movnti %%edx, 20(%3)\n" - "10: movl 24(%4), %%eax\n" - "51: movl 28(%4), %%edx\n" + "10: "__copyuser_seg" movl 24(%4), %%eax\n" + "51: "__copyuser_seg" movl 28(%4), %%edx\n" " movnti %%eax, 24(%3)\n" " movnti %%edx, 28(%3)\n" - "11: movl 32(%4), %%eax\n" - "61: movl 36(%4), %%edx\n" + "11: "__copyuser_seg" movl 32(%4), %%eax\n" + "61: "__copyuser_seg" movl 36(%4), %%edx\n" " movnti %%eax, 32(%3)\n" " movnti %%edx, 36(%3)\n" - "12: movl 40(%4), %%eax\n" - "71: movl 44(%4), %%edx\n" + "12: "__copyuser_seg" movl 40(%4), %%eax\n" + "71: "__copyuser_seg" movl 44(%4), %%edx\n" " movnti %%eax, 40(%3)\n" " movnti %%edx, 44(%3)\n" - "13: movl 48(%4), %%eax\n" - "81: movl 52(%4), %%edx\n" + "13: "__copyuser_seg" movl 48(%4), %%eax\n" + "81: "__copyuser_seg" movl 52(%4), %%edx\n" " movnti %%eax, 48(%3)\n" " movnti %%edx, 52(%3)\n" - "14: movl 56(%4), %%eax\n" - "91: movl 60(%4), %%edx\n" + "14: "__copyuser_seg" movl 56(%4), %%eax\n" + "91: "__copyuser_seg" movl 60(%4), %%edx\n" " movnti %%eax, 56(%3)\n" " movnti %%edx, 60(%3)\n" " addl $-64, %0\n" @@ -352,9 +460,9 @@ static unsigned long __copy_user_zeroing_intel_nocache(void *to, " shrl $2, %0\n" " andl $3, %%eax\n" " cld\n" - "6: rep; movsl\n" + "6: rep; "__copyuser_seg" movsl\n" " movl %%eax,%0\n" - "7: rep; movsb\n" + "7: rep; "__copyuser_seg" movsb\n" "8:\n" ".section .fixup,\"ax\"\n" "9: lea 0(%%eax,%0,4),%0\n" @@ -399,41 +507,41 @@ static unsigned long __copy_user_intel_nocache(void *to, __asm__ __volatile__( " .align 2,0x90\n" - "0: movl 32(%4), %%eax\n" + "0: "__copyuser_seg" movl 32(%4), %%eax\n" " cmpl $67, %0\n" " jbe 2f\n" - "1: movl 64(%4), %%eax\n" + "1: "__copyuser_seg" movl 64(%4), %%eax\n" " .align 2,0x90\n" - "2: movl 0(%4), %%eax\n" - "21: movl 4(%4), %%edx\n" + "2: "__copyuser_seg" movl 0(%4), %%eax\n" + "21: "__copyuser_seg" movl 4(%4), %%edx\n" " movnti %%eax, 0(%3)\n" " movnti %%edx, 4(%3)\n" - "3: movl 8(%4), %%eax\n" - "31: movl 12(%4),%%edx\n" + "3: "__copyuser_seg" movl 8(%4), %%eax\n" + "31: "__copyuser_seg" movl 12(%4),%%edx\n" " movnti %%eax, 8(%3)\n" " movnti %%edx, 12(%3)\n" - "4: movl 16(%4), %%eax\n" - "41: movl 20(%4), %%edx\n" + "4: "__copyuser_seg" movl 16(%4), %%eax\n" + "41: "__copyuser_seg" movl 20(%4), %%edx\n" " movnti %%eax, 16(%3)\n" " movnti %%edx, 20(%3)\n" - "10: movl 24(%4), %%eax\n" - "51: movl 28(%4), %%edx\n" + "10: "__copyuser_seg" movl 24(%4), %%eax\n" + "51: "__copyuser_seg" movl 28(%4), %%edx\n" " movnti %%eax, 24(%3)\n" " movnti %%edx, 28(%3)\n" - "11: movl 32(%4), %%eax\n" - "61: movl 36(%4), %%edx\n" + "11: "__copyuser_seg" movl 32(%4), %%eax\n" + "61: "__copyuser_seg" movl 36(%4), %%edx\n" " movnti %%eax, 32(%3)\n" " movnti %%edx, 36(%3)\n" - "12: movl 40(%4), %%eax\n" - "71: movl 44(%4), %%edx\n" + "12: "__copyuser_seg" movl 40(%4), %%eax\n" + "71: "__copyuser_seg" movl 44(%4), %%edx\n" " movnti %%eax, 40(%3)\n" " movnti %%edx, 44(%3)\n" - "13: movl 48(%4), %%eax\n" - "81: movl 52(%4), %%edx\n" + "13: "__copyuser_seg" movl 48(%4), %%eax\n" + "81: "__copyuser_seg" movl 52(%4), %%edx\n" " movnti %%eax, 48(%3)\n" " movnti %%edx, 52(%3)\n" - "14: movl 56(%4), %%eax\n" - "91: movl 60(%4), %%edx\n" + "14: "__copyuser_seg" movl 56(%4), %%eax\n" + "91: "__copyuser_seg" movl 60(%4), %%edx\n" " movnti %%eax, 56(%3)\n" " movnti %%edx, 60(%3)\n" " addl $-64, %0\n" @@ -446,9 +554,9 @@ static unsigned long __copy_user_intel_nocache(void *to, " shrl $2, %0\n" " andl $3, %%eax\n" " cld\n" - "6: rep; movsl\n" + "6: rep; "__copyuser_seg" movsl\n" " movl %%eax,%0\n" - "7: rep; movsb\n" + "7: rep; "__copyuser_seg" movsb\n" "8:\n" ".section .fixup,\"ax\"\n" "9: lea 0(%%eax,%0,4),%0\n" @@ -488,32 +596,36 @@ static unsigned long __copy_user_intel_nocache(void *to, */ unsigned long __copy_user_zeroing_intel(void *to, const void __user *from, unsigned long size); -unsigned long __copy_user_intel(void __user *to, const void *from, +unsigned long __generic_copy_to_user_intel(void __user *to, const void *from, + unsigned long size); +unsigned long __generic_copy_from_user_intel(void *to, const void __user *from, unsigned long size); unsigned long __copy_user_zeroing_intel_nocache(void *to, const void __user *from, unsigned long size); #endif /* CONFIG_X86_INTEL_USERCOPY */ /* Generic arbitrary sized copy. */ -#define __copy_user(to, from, size) \ +#define __copy_user(to, from, size, prefix, set, restore) \ do { \ int __d0, __d1, __d2; \ __asm__ __volatile__( \ + set \ " cmp $7,%0\n" \ " jbe 1f\n" \ " movl %1,%0\n" \ " negl %0\n" \ " andl $7,%0\n" \ " subl %0,%3\n" \ - "4: rep; movsb\n" \ + "4: rep; "prefix"movsb\n" \ " movl %3,%0\n" \ " shrl $2,%0\n" \ " andl $3,%3\n" \ " .align 2,0x90\n" \ - "0: rep; movsl\n" \ + "0: rep; "prefix"movsl\n" \ " movl %3,%0\n" \ - "1: rep; movsb\n" \ + "1: rep; "prefix"movsb\n" \ "2:\n" \ + restore \ ".section .fixup,\"ax\"\n" \ "5: addl %3,%0\n" \ " jmp 2b\n" \ @@ -538,14 +650,14 @@ do { \ " negl %0\n" \ " andl $7,%0\n" \ " subl %0,%3\n" \ - "4: rep; movsb\n" \ + "4: rep; "__copyuser_seg"movsb\n" \ " movl %3,%0\n" \ " shrl $2,%0\n" \ " andl $3,%3\n" \ " .align 2,0x90\n" \ - "0: rep; movsl\n" \ + "0: rep; "__copyuser_seg"movsl\n" \ " movl %3,%0\n" \ - "1: rep; movsb\n" \ + "1: rep; "__copyuser_seg"movsb\n" \ "2:\n" \ ".section .fixup,\"ax\"\n" \ "5: addl %3,%0\n" \ @@ -572,9 +684,9 @@ unsigned long __copy_to_user_ll(void __user *to, const void *from, { stac(); if (movsl_is_ok(to, from, n)) - __copy_user(to, from, n); + __copy_user(to, from, n, "", __COPYUSER_SET_ES, __COPYUSER_RESTORE_ES); else - n = __copy_user_intel(to, from, n); + n = __generic_copy_to_user_intel(to, from, n); clac(); return n; } @@ -598,10 +710,9 @@ unsigned long __copy_from_user_ll_nozero(void *to, const void __user *from, { stac(); if (movsl_is_ok(to, from, n)) - __copy_user(to, from, n); + __copy_user(to, from, n, __copyuser_seg, "", ""); else - n = __copy_user_intel((void __user *)to, - (const void *)from, n); + n = __generic_copy_from_user_intel(to, from, n); clac(); return n; } @@ -632,60 +743,38 @@ unsigned long __copy_from_user_ll_nocache_nozero(void *to, const void __user *fr if (n > 64 && cpu_has_xmm2) n = __copy_user_intel_nocache(to, from, n); else - __copy_user(to, from, n); + __copy_user(to, from, n, __copyuser_seg, "", ""); #else - __copy_user(to, from, n); + __copy_user(to, from, n, __copyuser_seg, "", ""); #endif clac(); return n; } EXPORT_SYMBOL(__copy_from_user_ll_nocache_nozero); -/** - * copy_to_user: - Copy a block of data into user space. - * @to: Destination address, in user space. - * @from: Source address, in kernel space. - * @n: Number of bytes to copy. - * - * Context: User context only. This function may sleep if pagefaults are - * enabled. - * - * Copy data from kernel space to user space. - * - * Returns number of bytes that could not be copied. - * On success, this will be zero. - */ -unsigned long _copy_to_user(void __user *to, const void *from, unsigned n) +#ifdef CONFIG_PAX_MEMORY_UDEREF +void __set_fs(mm_segment_t x) { - if (access_ok(VERIFY_WRITE, to, n)) - n = __copy_to_user(to, from, n); - return n; + switch (x.seg) { + case 0: + loadsegment(gs, 0); + break; + case TASK_SIZE_MAX: + loadsegment(gs, __USER_DS); + break; + case -1UL: + loadsegment(gs, __KERNEL_DS); + break; + default: + BUG(); + } } -EXPORT_SYMBOL(_copy_to_user); +EXPORT_SYMBOL(__set_fs); -/** - * copy_from_user: - Copy a block of data from user space. - * @to: Destination address, in kernel space. - * @from: Source address, in user space. - * @n: Number of bytes to copy. - * - * Context: User context only. This function may sleep if pagefaults are - * enabled. - * - * Copy data from user space to kernel space. - * - * Returns number of bytes that could not be copied. - * On success, this will be zero. - * - * If some data could not be copied, this function will pad the copied - * data to the requested size using zero bytes. - */ -unsigned long _copy_from_user(void *to, const void __user *from, unsigned n) +void set_fs(mm_segment_t x) { - if (access_ok(VERIFY_READ, from, n)) - n = __copy_from_user(to, from, n); - else - memset(to, 0, n); - return n; + current_thread_info()->addr_limit = x; + __set_fs(x); } -EXPORT_SYMBOL(_copy_from_user); +EXPORT_SYMBOL(set_fs); +#endif diff --git a/arch/x86/lib/usercopy_64.c b/arch/x86/lib/usercopy_64.c index 0a42327..45c0063 100644 --- a/arch/x86/lib/usercopy_64.c +++ b/arch/x86/lib/usercopy_64.c @@ -18,6 +18,7 @@ unsigned long __clear_user(void __user *addr, unsigned long size) might_fault(); /* no memory constraint because it doesn't change any memory gcc knows about */ + pax_open_userland(); stac(); asm volatile( " testq %[size8],%[size8]\n" @@ -39,9 +40,10 @@ unsigned long __clear_user(void __user *addr, unsigned long size) _ASM_EXTABLE(0b,3b) _ASM_EXTABLE(1b,2b) : [size8] "=&c"(size), [dst] "=&D" (__d0) - : [size1] "r"(size & 7), "[size8]" (size / 8), "[dst]"(addr), + : [size1] "r"(size & 7), "[size8]" (size / 8), "[dst]"(____m(addr)), [zero] "r" (0UL), [eight] "r" (8UL)); clac(); + pax_close_userland(); return size; } EXPORT_SYMBOL(__clear_user); @@ -54,12 +56,11 @@ unsigned long clear_user(void __user *to, unsigned long n) } EXPORT_SYMBOL(clear_user); -unsigned long copy_in_user(void __user *to, const void __user *from, unsigned len) +unsigned long copy_in_user(void __user *to, const void __user *from, unsigned long len) { - if (access_ok(VERIFY_WRITE, to, len) && access_ok(VERIFY_READ, from, len)) { - return copy_user_generic((__force void *)to, (__force void *)from, len); - } - return len; + if (access_ok(VERIFY_WRITE, to, len) && access_ok(VERIFY_READ, from, len)) + return copy_user_generic((void __force_kernel *)____m(to), (void __force_kernel *)____m(from), len); + return len; } EXPORT_SYMBOL(copy_in_user); @@ -69,8 +70,10 @@ EXPORT_SYMBOL(copy_in_user); * it is not necessary to optimize tail handling. */ __visible unsigned long -copy_user_handle_tail(char *to, char *from, unsigned len) +copy_user_handle_tail(char __user *to, char __user *from, unsigned long len) { + clac(); + pax_close_userland(); for (; len; --len, to++) { char c; @@ -79,10 +82,9 @@ copy_user_handle_tail(char *to, char *from, unsigned len) if (__put_user_nocheck(c, to, sizeof(char))) break; } - clac(); /* If the destination is a kernel buffer, we always clear the end */ - if (!__addr_ok(to)) - memset(to, 0, len); + if (!__addr_ok(to) && (unsigned long)to >= TASK_SIZE_MAX + pax_user_shadow_base) + memset((void __force_kernel *)to, 0, len); return len; } diff --git a/arch/x86/math-emu/fpu_aux.c b/arch/x86/math-emu/fpu_aux.c index dd76a05..df65688 100644 --- a/arch/x86/math-emu/fpu_aux.c +++ b/arch/x86/math-emu/fpu_aux.c @@ -52,7 +52,7 @@ void fpstate_init_soft(struct swregs_state *soft) void finit(void) { - fpstate_init_soft(¤t->thread.fpu.state.soft); + fpstate_init_soft(¤t->thread.fpu.state->soft); } /* diff --git a/arch/x86/math-emu/fpu_entry.c b/arch/x86/math-emu/fpu_entry.c index 3d8f2e4..ef7cf4e 100644 --- a/arch/x86/math-emu/fpu_entry.c +++ b/arch/x86/math-emu/fpu_entry.c @@ -677,7 +677,7 @@ int fpregs_soft_set(struct task_struct *target, unsigned int pos, unsigned int count, const void *kbuf, const void __user *ubuf) { - struct swregs_state *s387 = &target->thread.fpu.state.soft; + struct swregs_state *s387 = &target->thread.fpu.state->soft; void *space = s387->st_space; int ret; int offset, other, i, tags, regnr, tag, newtop; @@ -729,7 +729,7 @@ int fpregs_soft_get(struct task_struct *target, unsigned int pos, unsigned int count, void *kbuf, void __user *ubuf) { - struct swregs_state *s387 = &target->thread.fpu.state.soft; + struct swregs_state *s387 = &target->thread.fpu.state->soft; const void *space = s387->st_space; int ret; int offset = (S387->ftop & 7) * 10, other = 80 - offset; diff --git a/arch/x86/math-emu/fpu_system.h b/arch/x86/math-emu/fpu_system.h index 5e044d5..d342fce 100644 --- a/arch/x86/math-emu/fpu_system.h +++ b/arch/x86/math-emu/fpu_system.h @@ -46,7 +46,7 @@ static inline struct desc_struct FPU_get_ldt_descriptor(unsigned seg) #define SEG_EXPAND_DOWN(s) (((s).b & ((1 << 11) | (1 << 10))) \ == (1 << 10)) -#define I387 (¤t->thread.fpu.state) +#define I387 (current->thread.fpu.state) #define FPU_info (I387->soft.info) #define FPU_CS (*(unsigned short *) &(FPU_info->regs->cs)) diff --git a/arch/x86/mm/Makefile b/arch/x86/mm/Makefile index a482d10..1a6edb5 100644 --- a/arch/x86/mm/Makefile +++ b/arch/x86/mm/Makefile @@ -33,3 +33,7 @@ obj-$(CONFIG_ACPI_NUMA) += srat.o obj-$(CONFIG_NUMA_EMU) += numa_emulation.o obj-$(CONFIG_X86_INTEL_MPX) += mpx.o + +quote:=" +obj-$(CONFIG_X86_64) += uderef_64.o +CFLAGS_uderef_64.o := $(subst $(quote),,$(CONFIG_ARCH_HWEIGHT_CFLAGS)) -fcall-saved-rax diff --git a/arch/x86/mm/extable.c b/arch/x86/mm/extable.c index 903ec1e..41b4708 100644 --- a/arch/x86/mm/extable.c +++ b/arch/x86/mm/extable.c @@ -2,16 +2,29 @@ #include <linux/spinlock.h> #include <linux/sort.h> #include <asm/uaccess.h> +#include <asm/boot.h> static inline unsigned long ex_insn_addr(const struct exception_table_entry *x) { - return (unsigned long)&x->insn + x->insn; + unsigned long reloc = 0; + +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) + reloc = ____LOAD_PHYSICAL_ADDR - LOAD_PHYSICAL_ADDR; +#endif + + return (unsigned long)&x->insn + x->insn + reloc; } static inline unsigned long ex_fixup_addr(const struct exception_table_entry *x) { - return (unsigned long)&x->fixup + x->fixup; + unsigned long reloc = 0; + +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) + reloc = ____LOAD_PHYSICAL_ADDR - LOAD_PHYSICAL_ADDR; +#endif + + return (unsigned long)&x->fixup + x->fixup + reloc; } int fixup_exception(struct pt_regs *regs) @@ -20,7 +33,7 @@ int fixup_exception(struct pt_regs *regs) unsigned long new_ip; #ifdef CONFIG_PNPBIOS - if (unlikely(SEGMENT_IS_PNP_CODE(regs->cs))) { + if (unlikely(!v8086_mode(regs) && SEGMENT_IS_PNP_CODE(regs->cs))) { extern u32 pnp_bios_fault_eip, pnp_bios_fault_esp; extern u32 pnp_bios_is_utter_crap; pnp_bios_is_utter_crap = 1; @@ -145,6 +158,13 @@ void sort_extable(struct exception_table_entry *start, i += 4; p->fixup -= i; i += 4; + +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) + BUILD_BUG_ON(!IS_ENABLED(CONFIG_BUILDTIME_EXTABLE_SORT)); + p->insn -= ____LOAD_PHYSICAL_ADDR - LOAD_PHYSICAL_ADDR; + p->fixup -= ____LOAD_PHYSICAL_ADDR - LOAD_PHYSICAL_ADDR; +#endif + } } diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c index eef44d9..79b0e58 100644 --- a/arch/x86/mm/fault.c +++ b/arch/x86/mm/fault.c @@ -14,6 +14,8 @@ #include <linux/prefetch.h> /* prefetchw */ #include <linux/context_tracking.h> /* exception_enter(), ... */ #include <linux/uaccess.h> /* faulthandler_disabled() */ +#include <linux/unistd.h> +#include <linux/compiler.h> #include <asm/traps.h> /* dotraplinkage, ... */ #include <asm/pgalloc.h> /* pgd_*(), ... */ @@ -21,6 +23,11 @@ #include <asm/fixmap.h> /* VSYSCALL_ADDR */ #include <asm/vsyscall.h> /* emulate_vsyscall */ #include <asm/vm86.h> /* struct vm86 */ +#include <asm/tlbflush.h> + +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) +#include <asm/stacktrace.h> +#endif #define CREATE_TRACE_POINTS #include <asm/trace/exceptions.h> @@ -122,7 +129,10 @@ check_prefetch_opcode(struct pt_regs *regs, unsigned char *instr, return !instr_lo || (instr_lo>>1) == 1; case 0x00: /* Prefetch instruction is 0x0F0D or 0x0F18 */ - if (probe_kernel_address(instr, opcode)) + if (user_mode(regs)) { + if (__copy_from_user_inatomic(&opcode, (unsigned char __force_user *)(instr), 1)) + return 0; + } else if (probe_kernel_address(instr, opcode)) return 0; *prefetch = (instr_lo == 0xF) && @@ -156,7 +166,10 @@ is_prefetch(struct pt_regs *regs, unsigned long error_code, unsigned long addr) while (instr < max_instr) { unsigned char opcode; - if (probe_kernel_address(instr, opcode)) + if (user_mode(regs)) { + if (__copy_from_user_inatomic(&opcode, (unsigned char __force_user *)(instr), 1)) + break; + } else if (probe_kernel_address(instr, opcode)) break; instr++; @@ -187,6 +200,34 @@ force_sig_info_fault(int si_signo, int si_code, unsigned long address, force_sig_info(si_signo, &info, tsk); } +#if defined(CONFIG_PAX_PAGEEXEC) || defined(CONFIG_PAX_SEGMEXEC) +static bool pax_is_fetch_fault(struct pt_regs *regs, unsigned long error_code, unsigned long address); +#endif + +#ifdef CONFIG_PAX_EMUTRAMP +static int pax_handle_fetch_fault(struct pt_regs *regs); +#endif + +#ifdef CONFIG_PAX_PAGEEXEC +static inline pmd_t * pax_get_pmd(struct mm_struct *mm, unsigned long address) +{ + pgd_t *pgd; + pud_t *pud; + pmd_t *pmd; + + pgd = pgd_offset(mm, address); + if (!pgd_present(*pgd)) + return NULL; + pud = pud_offset(pgd, address); + if (!pud_present(*pud)) + return NULL; + pmd = pmd_offset(pud, address); + if (!pmd_present(*pmd)) + return NULL; + return pmd; +} +#endif + DEFINE_SPINLOCK(pgd_lock); LIST_HEAD(pgd_list); @@ -237,10 +278,27 @@ void vmalloc_sync_all(void) for (address = VMALLOC_START & PMD_MASK; address >= TASK_SIZE && address < FIXADDR_TOP; address += PMD_SIZE) { + +#ifdef CONFIG_PAX_PER_CPU_PGD + unsigned long cpu; +#else struct page *page; +#endif spin_lock(&pgd_lock); + +#ifdef CONFIG_PAX_PER_CPU_PGD + for (cpu = 0; cpu < nr_cpu_ids; ++cpu) { + pgd_t *pgd = get_cpu_pgd(cpu, user); + pmd_t *ret; + + ret = vmalloc_sync_one(pgd, address); + if (!ret) + break; + pgd = get_cpu_pgd(cpu, kernel); +#else list_for_each_entry(page, &pgd_list, lru) { + pgd_t *pgd; spinlock_t *pgt_lock; pmd_t *ret; @@ -248,8 +306,14 @@ void vmalloc_sync_all(void) pgt_lock = &pgd_page_get_mm(page)->page_table_lock; spin_lock(pgt_lock); - ret = vmalloc_sync_one(page_address(page), address); + pgd = page_address(page); +#endif + + ret = vmalloc_sync_one(pgd, address); + +#ifndef CONFIG_PAX_PER_CPU_PGD spin_unlock(pgt_lock); +#endif if (!ret) break; @@ -283,6 +347,12 @@ static noinline int vmalloc_fault(unsigned long address) * an interrupt in the middle of a task switch.. */ pgd_paddr = read_cr3(); + +#ifdef CONFIG_PAX_PER_CPU_PGD + BUG_ON(__pa(get_cpu_pgd(smp_processor_id(), kernel)) != (pgd_paddr & __PHYSICAL_MASK)); + vmalloc_sync_one(__va(pgd_paddr + PAGE_SIZE), address); +#endif + pmd_k = vmalloc_sync_one(__va(pgd_paddr), address); if (!pmd_k) return -1; @@ -381,11 +451,25 @@ static noinline int vmalloc_fault(unsigned long address) * happen within a race in page table update. In the later * case just flush: */ - pgd = pgd_offset(current->active_mm, address); + pgd_ref = pgd_offset_k(address); if (pgd_none(*pgd_ref)) return -1; +#ifdef CONFIG_PAX_PER_CPU_PGD + BUG_ON(__pa(get_cpu_pgd(smp_processor_id(), kernel)) != (read_cr3() & __PHYSICAL_MASK)); + pgd = pgd_offset_cpu(smp_processor_id(), user, address); + if (pgd_none(*pgd)) { + set_pgd(pgd, *pgd_ref); + arch_flush_lazy_mmu_mode(); + } else { + BUG_ON(pgd_page_vaddr(*pgd) != pgd_page_vaddr(*pgd_ref)); + } + pgd = pgd_offset_cpu(smp_processor_id(), kernel, address); +#else + pgd = pgd_offset(current->active_mm, address); +#endif + if (pgd_none(*pgd)) { set_pgd(pgd, *pgd_ref); arch_flush_lazy_mmu_mode(); @@ -552,7 +636,7 @@ static int is_errata93(struct pt_regs *regs, unsigned long address) static int is_errata100(struct pt_regs *regs, unsigned long address) { #ifdef CONFIG_X86_64 - if ((regs->cs == __USER32_CS || (regs->cs & (1<<2))) && (address >> 32)) + if ((regs->cs == __USER32_CS || (regs->cs & SEGMENT_LDT)) && (address >> 32)) return 1; #endif return 0; @@ -579,9 +663,9 @@ static int is_f00f_bug(struct pt_regs *regs, unsigned long address) } static const char nx_warning[] = KERN_CRIT -"kernel tried to execute NX-protected page - exploit attempt? (uid: %d)\n"; +"kernel tried to execute NX-protected page - exploit attempt? (uid: %d, task: %s, pid: %d)\n"; static const char smep_warning[] = KERN_CRIT -"unable to execute userspace code (SMEP?) (uid: %d)\n"; +"unable to execute userspace code (SMEP?) (uid: %d, task: %s, pid: %d)\n"; static void show_fault_oops(struct pt_regs *regs, unsigned long error_code, @@ -590,7 +674,7 @@ show_fault_oops(struct pt_regs *regs, unsigned long error_code, if (!oops_may_print()) return; - if (error_code & PF_INSTR) { + if ((__supported_pte_mask & _PAGE_NX) && (error_code & PF_INSTR)) { unsigned int level; pgd_t *pgd; pte_t *pte; @@ -601,13 +685,25 @@ show_fault_oops(struct pt_regs *regs, unsigned long error_code, pte = lookup_address_in_pgd(pgd, address, &level); if (pte && pte_present(*pte) && !pte_exec(*pte)) - printk(nx_warning, from_kuid(&init_user_ns, current_uid())); + printk(nx_warning, from_kuid_munged(&init_user_ns, current_uid()), current->comm, task_pid_nr(current)); if (pte && pte_present(*pte) && pte_exec(*pte) && (pgd_flags(*pgd) & _PAGE_USER) && (__read_cr4() & X86_CR4_SMEP)) - printk(smep_warning, from_kuid(&init_user_ns, current_uid())); + printk(smep_warning, from_kuid(&init_user_ns, current_uid()), current->comm, task_pid_nr(current)); } +#ifdef CONFIG_PAX_KERNEXEC + if (init_mm.start_code <= address && address < init_mm.end_code) { + if (current->signal->curr_ip) + printk(KERN_EMERG "PAX: From %pI4: %s:%d, uid/euid: %u/%u, attempted to modify kernel code\n", + ¤t->signal->curr_ip, current->comm, task_pid_nr(current), + from_kuid_munged(&init_user_ns, current_uid()), from_kuid_munged(&init_user_ns, current_euid())); + else + printk(KERN_EMERG "PAX: %s:%d, uid/euid: %u/%u, attempted to modify kernel code\n", current->comm, task_pid_nr(current), + from_kuid_munged(&init_user_ns, current_uid()), from_kuid_munged(&init_user_ns, current_euid())); + } +#endif + printk(KERN_ALERT "BUG: unable to handle kernel "); if (address < PAGE_SIZE) printk(KERN_CONT "NULL pointer dereference"); @@ -786,6 +882,22 @@ __bad_area_nosemaphore(struct pt_regs *regs, unsigned long error_code, return; } #endif + +#if defined(CONFIG_PAX_PAGEEXEC) || defined(CONFIG_PAX_SEGMEXEC) + if (pax_is_fetch_fault(regs, error_code, address)) { + +#ifdef CONFIG_PAX_EMUTRAMP + switch (pax_handle_fetch_fault(regs)) { + case 2: + return; + } +#endif + + pax_report_fault(regs, (void *)regs->ip, (void *)regs->sp); + do_group_exit(SIGKILL); + } +#endif + /* Kernel addresses are always protection faults: */ if (address >= TASK_SIZE) error_code |= PF_PROT; @@ -868,7 +980,7 @@ do_sigbus(struct pt_regs *regs, unsigned long error_code, unsigned long address, if (fault & (VM_FAULT_HWPOISON|VM_FAULT_HWPOISON_LARGE)) { printk(KERN_ERR "MCE: Killing %s:%d due to hardware memory corruption fault at %lx\n", - tsk->comm, tsk->pid, address); + tsk->comm, task_pid_nr(tsk), address); code = BUS_MCEERR_AR; } #endif @@ -920,6 +1032,107 @@ static int spurious_fault_check(unsigned long error_code, pte_t *pte) return 1; } +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_PAGEEXEC) +static inline unsigned long get_limit(unsigned long segment) +{ + unsigned long __limit; + + asm("lsll %1,%0" : "=r" (__limit) : "r" (segment)); + return __limit + 1; +} + +static int pax_handle_pageexec_fault(struct pt_regs *regs, struct mm_struct *mm, unsigned long address, unsigned long error_code) +{ + pte_t *pte; + pmd_t *pmd; + spinlock_t *ptl; + unsigned char pte_mask; + + if ((__supported_pte_mask & _PAGE_NX) || (error_code & (PF_PROT|PF_USER)) != (PF_PROT|PF_USER) || v8086_mode(regs) || + !(mm->pax_flags & MF_PAX_PAGEEXEC)) + return 0; + + /* PaX: it's our fault, let's handle it if we can */ + + /* PaX: take a look at read faults before acquiring any locks */ + if (unlikely(!(error_code & PF_WRITE) && (regs->ip == address))) { + /* instruction fetch attempt from a protected page in user mode */ + up_read(&mm->mmap_sem); + +#ifdef CONFIG_PAX_EMUTRAMP + switch (pax_handle_fetch_fault(regs)) { + case 2: + return 1; + } +#endif + + pax_report_fault(regs, (void *)regs->ip, (void *)regs->sp); + do_group_exit(SIGKILL); + } + + pmd = pax_get_pmd(mm, address); + if (unlikely(!pmd)) + return 0; + + pte = pte_offset_map_lock(mm, pmd, address, &ptl); + if (unlikely(!(pte_val(*pte) & _PAGE_PRESENT) || pte_user(*pte))) { + pte_unmap_unlock(pte, ptl); + return 0; + } + + if (unlikely((error_code & PF_WRITE) && !pte_write(*pte))) { + /* write attempt to a protected page in user mode */ + pte_unmap_unlock(pte, ptl); + return 0; + } + +#ifdef CONFIG_SMP + if (likely(address > get_limit(regs->cs) && cpumask_test_cpu(smp_processor_id(), &mm->context.cpu_user_cs_mask))) +#else + if (likely(address > get_limit(regs->cs))) +#endif + { + set_pte(pte, pte_mkread(*pte)); + __flush_tlb_one(address); + pte_unmap_unlock(pte, ptl); + up_read(&mm->mmap_sem); + return 1; + } + + pte_mask = _PAGE_ACCESSED | _PAGE_USER | ((error_code & PF_WRITE) << (_PAGE_BIT_DIRTY-1)); + + /* + * PaX: fill DTLB with user rights and retry + */ + __asm__ __volatile__ ( + "orb %2,(%1)\n" +#if defined(CONFIG_M586) || defined(CONFIG_M586TSC) +/* + * PaX: let this uncommented 'invlpg' remind us on the behaviour of Intel's + * (and AMD's) TLBs. namely, they do not cache PTEs that would raise *any* + * page fault when examined during a TLB load attempt. this is true not only + * for PTEs holding a non-present entry but also present entries that will + * raise a page fault (such as those set up by PaX, or the copy-on-write + * mechanism). in effect it means that we do *not* need to flush the TLBs + * for our target pages since their PTEs are simply not in the TLBs at all. + + * the best thing in omitting it is that we gain around 15-20% speed in the + * fast path of the page fault handler and can get rid of tracing since we + * can no longer flush unintended entries. + */ + "invlpg (%0)\n" +#endif + __copyuser_seg"testb $0,(%0)\n" + "xorb %3,(%1)\n" + : + : "r" (address), "r" (pte), "q" (pte_mask), "i" (_PAGE_USER) + : "memory", "cc"); + pte_unmap_unlock(pte, ptl); + up_read(&mm->mmap_sem); + return 1; +} +#endif + /* * Handle a spurious fault caused by a stale TLB entry. * @@ -1005,6 +1218,9 @@ int show_unhandled_signals = 1; static inline int access_error(unsigned long error_code, struct vm_area_struct *vma) { + if ((__supported_pte_mask & _PAGE_NX) && (error_code & PF_INSTR) && !(vma->vm_flags & VM_EXEC)) + return 1; + if (error_code & PF_WRITE) { /* write, present and write, not present: */ if (unlikely(!(vma->vm_flags & VM_WRITE))) @@ -1067,6 +1283,22 @@ __do_page_fault(struct pt_regs *regs, unsigned long error_code, tsk = current; mm = tsk->mm; +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) + if (!user_mode(regs) && address < 2 * pax_user_shadow_base) { + if (!search_exception_tables(regs->ip)) { + printk(KERN_EMERG "PAX: please report this to pageexec@freemail.hu\n"); + bad_area_nosemaphore(regs, error_code, address); + return; + } + if (address < pax_user_shadow_base) { + printk(KERN_EMERG "PAX: please report this to pageexec@freemail.hu\n"); + printk(KERN_EMERG "PAX: faulting IP: %pS\n", (void *)regs->ip); + show_trace_log_lvl(NULL, NULL, (void *)regs->sp, regs->bp, KERN_EMERG); + } else + address -= pax_user_shadow_base; + } +#endif + /* * Detect and handle instructions that would cause a page fault for * both a tracked kernel page and a userspace page. @@ -1191,6 +1423,11 @@ retry: might_sleep(); } +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_PAGEEXEC) + if (pax_handle_pageexec_fault(regs, mm, address, error_code)) + return; +#endif + vma = find_vma(mm, address); if (unlikely(!vma)) { bad_area(regs, error_code, address); @@ -1202,18 +1439,24 @@ retry: bad_area(regs, error_code, address); return; } - if (error_code & PF_USER) { - /* - * Accessing the stack below %sp is always a bug. - * The large cushion allows instructions like enter - * and pusha to work. ("enter $65535, $31" pushes - * 32 pointers and then decrements %sp by 65535.) - */ - if (unlikely(address + 65536 + 32 * sizeof(unsigned long) < regs->sp)) { - bad_area(regs, error_code, address); - return; - } + /* + * Accessing the stack below %sp is always a bug. + * The large cushion allows instructions like enter + * and pusha to work. ("enter $65535, $31" pushes + * 32 pointers and then decrements %sp by 65535.) + */ + if (unlikely(address + 65536 + 32 * sizeof(unsigned long) < task_pt_regs(tsk)->sp)) { + bad_area(regs, error_code, address); + return; } + +#ifdef CONFIG_PAX_SEGMEXEC + if (unlikely((mm->pax_flags & MF_PAX_SEGMEXEC) && vma->vm_end - SEGMEXEC_TASK_SIZE - 1 < address - SEGMEXEC_TASK_SIZE - 1)) { + bad_area(regs, error_code, address); + return; + } +#endif + if (unlikely(expand_stack(vma, address))) { bad_area(regs, error_code, address); return; @@ -1333,3 +1576,292 @@ trace_do_page_fault(struct pt_regs *regs, unsigned long error_code) } NOKPROBE_SYMBOL(trace_do_page_fault); #endif /* CONFIG_TRACING */ + +#if defined(CONFIG_PAX_PAGEEXEC) || defined(CONFIG_PAX_SEGMEXEC) +static bool pax_is_fetch_fault(struct pt_regs *regs, unsigned long error_code, unsigned long address) +{ + struct mm_struct *mm = current->mm; + unsigned long ip = regs->ip; + + if (v8086_mode(regs)) + ip = ((regs->cs & 0xffff) << 4) + (ip & 0xffff); + +#ifdef CONFIG_PAX_PAGEEXEC + if (mm->pax_flags & MF_PAX_PAGEEXEC) { + if ((__supported_pte_mask & _PAGE_NX) && (error_code & PF_INSTR)) + return true; + if (!(error_code & (PF_PROT | PF_WRITE)) && ip == address) + return true; + return false; + } +#endif + +#ifdef CONFIG_PAX_SEGMEXEC + if (mm->pax_flags & MF_PAX_SEGMEXEC) { + if (!(error_code & (PF_PROT | PF_WRITE)) && (ip + SEGMEXEC_TASK_SIZE == address)) + return true; + return false; + } +#endif + + return false; +} +#endif + +#ifdef CONFIG_PAX_EMUTRAMP +static int pax_handle_fetch_fault_32(struct pt_regs *regs) +{ + int err; + + do { /* PaX: libffi trampoline emulation */ + unsigned char mov, jmp; + unsigned int addr1, addr2; + +#ifdef CONFIG_X86_64 + if ((regs->ip + 9) >> 32) + break; +#endif + + err = get_user(mov, (unsigned char __user *)regs->ip); + err |= get_user(addr1, (unsigned int __user *)(regs->ip + 1)); + err |= get_user(jmp, (unsigned char __user *)(regs->ip + 5)); + err |= get_user(addr2, (unsigned int __user *)(regs->ip + 6)); + + if (err) + break; + + if (mov == 0xB8 && jmp == 0xE9) { + regs->ax = addr1; + regs->ip = (unsigned int)(regs->ip + addr2 + 10); + return 2; + } + } while (0); + + do { /* PaX: gcc trampoline emulation #1 */ + unsigned char mov1, mov2; + unsigned short jmp; + unsigned int addr1, addr2; + +#ifdef CONFIG_X86_64 + if ((regs->ip + 11) >> 32) + break; +#endif + + err = get_user(mov1, (unsigned char __user *)regs->ip); + err |= get_user(addr1, (unsigned int __user *)(regs->ip + 1)); + err |= get_user(mov2, (unsigned char __user *)(regs->ip + 5)); + err |= get_user(addr2, (unsigned int __user *)(regs->ip + 6)); + err |= get_user(jmp, (unsigned short __user *)(regs->ip + 10)); + + if (err) + break; + + if (mov1 == 0xB9 && mov2 == 0xB8 && jmp == 0xE0FF) { + regs->cx = addr1; + regs->ax = addr2; + regs->ip = addr2; + return 2; + } + } while (0); + + do { /* PaX: gcc trampoline emulation #2 */ + unsigned char mov, jmp; + unsigned int addr1, addr2; + +#ifdef CONFIG_X86_64 + if ((regs->ip + 9) >> 32) + break; +#endif + + err = get_user(mov, (unsigned char __user *)regs->ip); + err |= get_user(addr1, (unsigned int __user *)(regs->ip + 1)); + err |= get_user(jmp, (unsigned char __user *)(regs->ip + 5)); + err |= get_user(addr2, (unsigned int __user *)(regs->ip + 6)); + + if (err) + break; + + if (mov == 0xB9 && jmp == 0xE9) { + regs->cx = addr1; + regs->ip = (unsigned int)(regs->ip + addr2 + 10); + return 2; + } + } while (0); + + return 1; /* PaX in action */ +} + +#ifdef CONFIG_X86_64 +static int pax_handle_fetch_fault_64(struct pt_regs *regs) +{ + int err; + + do { /* PaX: libffi trampoline emulation */ + unsigned short mov1, mov2, jmp1; + unsigned char stcclc, jmp2; + unsigned long addr1, addr2; + + err = get_user(mov1, (unsigned short __user *)regs->ip); + err |= get_user(addr1, (unsigned long __user *)(regs->ip + 2)); + err |= get_user(mov2, (unsigned short __user *)(regs->ip + 10)); + err |= get_user(addr2, (unsigned long __user *)(regs->ip + 12)); + err |= get_user(stcclc, (unsigned char __user *)(regs->ip + 20)); + err |= get_user(jmp1, (unsigned short __user *)(regs->ip + 21)); + err |= get_user(jmp2, (unsigned char __user *)(regs->ip + 23)); + + if (err) + break; + + if (mov1 == 0xBB49 && mov2 == 0xBA49 && (stcclc == 0xF8 || stcclc == 0xF9) && jmp1 == 0xFF49 && jmp2 == 0xE3) { + regs->r11 = addr1; + regs->r10 = addr2; + if (stcclc == 0xF8) + regs->flags &= ~X86_EFLAGS_CF; + else + regs->flags |= X86_EFLAGS_CF; + regs->ip = addr1; + return 2; + } + } while (0); + + do { /* PaX: gcc trampoline emulation #1 */ + unsigned short mov1, mov2, jmp1; + unsigned char jmp2; + unsigned int addr1; + unsigned long addr2; + + err = get_user(mov1, (unsigned short __user *)regs->ip); + err |= get_user(addr1, (unsigned int __user *)(regs->ip + 2)); + err |= get_user(mov2, (unsigned short __user *)(regs->ip + 6)); + err |= get_user(addr2, (unsigned long __user *)(regs->ip + 8)); + err |= get_user(jmp1, (unsigned short __user *)(regs->ip + 16)); + err |= get_user(jmp2, (unsigned char __user *)(regs->ip + 18)); + + if (err) + break; + + if (mov1 == 0xBB41 && mov2 == 0xBA49 && jmp1 == 0xFF49 && jmp2 == 0xE3) { + regs->r11 = addr1; + regs->r10 = addr2; + regs->ip = addr1; + return 2; + } + } while (0); + + do { /* PaX: gcc trampoline emulation #2 */ + unsigned short mov1, mov2, jmp1; + unsigned char jmp2; + unsigned long addr1, addr2; + + err = get_user(mov1, (unsigned short __user *)regs->ip); + err |= get_user(addr1, (unsigned long __user *)(regs->ip + 2)); + err |= get_user(mov2, (unsigned short __user *)(regs->ip + 10)); + err |= get_user(addr2, (unsigned long __user *)(regs->ip + 12)); + err |= get_user(jmp1, (unsigned short __user *)(regs->ip + 20)); + err |= get_user(jmp2, (unsigned char __user *)(regs->ip + 22)); + + if (err) + break; + + if (mov1 == 0xBB49 && mov2 == 0xBA49 && jmp1 == 0xFF49 && jmp2 == 0xE3) { + regs->r11 = addr1; + regs->r10 = addr2; + regs->ip = addr1; + return 2; + } + } while (0); + + return 1; /* PaX in action */ +} +#endif + +/* + * PaX: decide what to do with offenders (regs->ip = fault address) + * + * returns 1 when task should be killed + * 2 when gcc trampoline was detected + */ +static int pax_handle_fetch_fault(struct pt_regs *regs) +{ + if (v8086_mode(regs)) + return 1; + + if (!(current->mm->pax_flags & MF_PAX_EMUTRAMP)) + return 1; + +#ifdef CONFIG_X86_32 + return pax_handle_fetch_fault_32(regs); +#else + if (regs->cs == __USER32_CS || (regs->cs & SEGMENT_LDT)) + return pax_handle_fetch_fault_32(regs); + else + return pax_handle_fetch_fault_64(regs); +#endif +} +#endif + +#if defined(CONFIG_PAX_PAGEEXEC) || defined(CONFIG_PAX_SEGMEXEC) +void pax_report_insns(struct pt_regs *regs, void *pc, void *sp) +{ + long i; + + printk(KERN_ERR "PAX: bytes at PC: "); + for (i = 0; i < 20; i++) { + unsigned char c; + if (get_user(c, (unsigned char __force_user *)pc+i)) + printk(KERN_CONT "?? "); + else + printk(KERN_CONT "%02x ", c); + } + printk("\n"); + + printk(KERN_ERR "PAX: bytes at SP-%lu: ", (unsigned long)sizeof(long)); + for (i = -1; i < 80 / (long)sizeof(long); i++) { + unsigned long c; + if (get_user(c, (unsigned long __force_user *)sp+i)) { +#ifdef CONFIG_X86_32 + printk(KERN_CONT "???????? "); +#else + if ((regs->cs == __USER32_CS || (regs->cs & SEGMENT_LDT))) + printk(KERN_CONT "???????? ???????? "); + else + printk(KERN_CONT "???????????????? "); +#endif + } else { +#ifdef CONFIG_X86_64 + if ((regs->cs == __USER32_CS || (regs->cs & SEGMENT_LDT))) { + printk(KERN_CONT "%08x ", (unsigned int)c); + printk(KERN_CONT "%08x ", (unsigned int)(c >> 32)); + } else +#endif + printk(KERN_CONT "%0*lx ", 2 * (int)sizeof(long), c); + } + } + printk("\n"); +} +#endif + +/** + * probe_kernel_write(): safely attempt to write to a location + * @dst: address to write to + * @src: pointer to the data that shall be written + * @size: size of the data chunk + * + * Safely write to address @dst from the buffer at @src. If a kernel fault + * happens, handle that and return -EFAULT. + */ +long notrace probe_kernel_write(void *dst, const void *src, size_t size) +{ + long ret; + mm_segment_t old_fs = get_fs(); + + set_fs(KERNEL_DS); + pagefault_disable(); + pax_open_kernel(); + ret = __copy_to_user_inatomic((void __force_user *)dst, src, size); + pax_close_kernel(); + pagefault_enable(); + set_fs(old_fs); + + return ret ? -EFAULT : 0; +} diff --git a/arch/x86/mm/gup.c b/arch/x86/mm/gup.c index 81bf3d2..7ef25c2 100644 --- a/arch/x86/mm/gup.c +++ b/arch/x86/mm/gup.c @@ -268,7 +268,7 @@ int __get_user_pages_fast(unsigned long start, int nr_pages, int write, addr = start; len = (unsigned long) nr_pages << PAGE_SHIFT; end = start + len; - if (unlikely(!access_ok(write ? VERIFY_WRITE : VERIFY_READ, + if (unlikely(!access_ok_noprefault(write ? VERIFY_WRITE : VERIFY_READ, (void __user *)start, len))) return 0; @@ -344,6 +344,10 @@ int get_user_pages_fast(unsigned long start, int nr_pages, int write, goto slow_irqon; #endif + if (unlikely(!access_ok_noprefault(write ? VERIFY_WRITE : VERIFY_READ, + (void __user *)start, len))) + return 0; + /* * XXX: batch / limit 'nr', to avoid large irq off latency * needs some instrumenting to determine the common sizes used by diff --git a/arch/x86/mm/highmem_32.c b/arch/x86/mm/highmem_32.c index eecb207a..e76b7f4 100644 --- a/arch/x86/mm/highmem_32.c +++ b/arch/x86/mm/highmem_32.c @@ -35,6 +35,8 @@ void *kmap_atomic_prot(struct page *page, pgprot_t prot) unsigned long vaddr; int idx, type; + BUG_ON(pgprot_val(prot) & _PAGE_USER); + preempt_disable(); pagefault_disable(); @@ -45,7 +47,11 @@ void *kmap_atomic_prot(struct page *page, pgprot_t prot) idx = type + KM_TYPE_NR*smp_processor_id(); vaddr = __fix_to_virt(FIX_KMAP_BEGIN + idx); BUG_ON(!pte_none(*(kmap_pte-idx))); + + pax_open_kernel(); set_pte(kmap_pte-idx, mk_pte(page, prot)); + pax_close_kernel(); + arch_flush_lazy_mmu_mode(); return (void *)vaddr; diff --git a/arch/x86/mm/hugetlbpage.c b/arch/x86/mm/hugetlbpage.c index 42982b2..7168fc3 100644 --- a/arch/x86/mm/hugetlbpage.c +++ b/arch/x86/mm/hugetlbpage.c @@ -74,23 +74,24 @@ int pud_huge(pud_t pud) #ifdef CONFIG_HUGETLB_PAGE static unsigned long hugetlb_get_unmapped_area_bottomup(struct file *file, unsigned long addr, unsigned long len, - unsigned long pgoff, unsigned long flags) + unsigned long pgoff, unsigned long flags, unsigned long offset) { struct hstate *h = hstate_file(file); struct vm_unmapped_area_info info; - + info.flags = 0; info.length = len; info.low_limit = current->mm->mmap_legacy_base; info.high_limit = TASK_SIZE; info.align_mask = PAGE_MASK & ~huge_page_mask(h); info.align_offset = 0; + info.threadstack_offset = offset; return vm_unmapped_area(&info); } static unsigned long hugetlb_get_unmapped_area_topdown(struct file *file, unsigned long addr0, unsigned long len, - unsigned long pgoff, unsigned long flags) + unsigned long pgoff, unsigned long flags, unsigned long offset) { struct hstate *h = hstate_file(file); struct vm_unmapped_area_info info; @@ -102,6 +103,7 @@ static unsigned long hugetlb_get_unmapped_area_topdown(struct file *file, info.high_limit = current->mm->mmap_base; info.align_mask = PAGE_MASK & ~huge_page_mask(h); info.align_offset = 0; + info.threadstack_offset = offset; addr = vm_unmapped_area(&info); /* @@ -114,6 +116,12 @@ static unsigned long hugetlb_get_unmapped_area_topdown(struct file *file, VM_BUG_ON(addr != -ENOMEM); info.flags = 0; info.low_limit = TASK_UNMAPPED_BASE; + +#ifdef CONFIG_PAX_RANDMMAP + if (current->mm->pax_flags & MF_PAX_RANDMMAP) + info.low_limit += current->mm->delta_mmap; +#endif + info.high_limit = TASK_SIZE; addr = vm_unmapped_area(&info); } @@ -128,10 +136,20 @@ hugetlb_get_unmapped_area(struct file *file, unsigned long addr, struct hstate *h = hstate_file(file); struct mm_struct *mm = current->mm; struct vm_area_struct *vma; + unsigned long pax_task_size = TASK_SIZE; + unsigned long offset = gr_rand_threadstack_offset(mm, file, flags); if (len & ~huge_page_mask(h)) return -EINVAL; - if (len > TASK_SIZE) + +#ifdef CONFIG_PAX_SEGMEXEC + if (mm->pax_flags & MF_PAX_SEGMEXEC) + pax_task_size = SEGMEXEC_TASK_SIZE; +#endif + + pax_task_size -= PAGE_SIZE; + + if (len > pax_task_size) return -ENOMEM; if (flags & MAP_FIXED) { @@ -140,19 +158,22 @@ hugetlb_get_unmapped_area(struct file *file, unsigned long addr, return addr; } +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + if (addr) { addr = ALIGN(addr, huge_page_size(h)); vma = find_vma(mm, addr); - if (TASK_SIZE - len >= addr && - (!vma || addr + len <= vma->vm_start)) + if (pax_task_size - len >= addr && check_heap_stack_gap(vma, addr, len, offset)) return addr; } if (mm->get_unmapped_area == arch_get_unmapped_area) return hugetlb_get_unmapped_area_bottomup(file, addr, len, - pgoff, flags); + pgoff, flags, offset); else return hugetlb_get_unmapped_area_topdown(file, addr, len, - pgoff, flags); + pgoff, flags, offset); } #endif /* CONFIG_HUGETLB_PAGE */ diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c index 1d8a83d..e435d63 100644 --- a/arch/x86/mm/init.c +++ b/arch/x86/mm/init.c @@ -4,6 +4,7 @@ #include <linux/swap.h> #include <linux/memblock.h> #include <linux/bootmem.h> /* for max_low_pfn */ +#include <linux/tboot.h> #include <asm/cacheflush.h> #include <asm/e820.h> @@ -17,6 +18,8 @@ #include <asm/proto.h> #include <asm/dma.h> /* for MAX_DMA_PFN */ #include <asm/microcode.h> +#include <asm/desc.h> +#include <asm/bios_ebda.h> /* * We need to define the tracepoints somewhere, and tlb.c @@ -618,7 +621,18 @@ void __init init_mem_mapping(void) early_ioremap_page_table_range_init(); #endif +#ifdef CONFIG_PAX_PER_CPU_PGD + clone_pgd_range(get_cpu_pgd(0, kernel) + KERNEL_PGD_BOUNDARY, + swapper_pg_dir + KERNEL_PGD_BOUNDARY, + KERNEL_PGD_PTRS); + clone_pgd_range(get_cpu_pgd(0, user) + KERNEL_PGD_BOUNDARY, + swapper_pg_dir + KERNEL_PGD_BOUNDARY, + KERNEL_PGD_PTRS); + load_cr3(get_cpu_pgd(0, kernel)); +#else load_cr3(swapper_pg_dir); +#endif + __flush_tlb_all(); early_memtest(0, max_pfn_mapped << PAGE_SHIFT); @@ -634,10 +648,40 @@ void __init init_mem_mapping(void) * Access has to be given to non-kernel-ram areas as well, these contain the PCI * mmio resources as well as potential bios/acpi data regions. */ + +#ifdef CONFIG_GRKERNSEC_KMEM +static unsigned int ebda_start __read_only; +static unsigned int ebda_end __read_only; +#endif + int devmem_is_allowed(unsigned long pagenr) { - if (pagenr < 256) +#ifdef CONFIG_GRKERNSEC_KMEM + /* allow BDA */ + if (!pagenr) return 1; + /* allow EBDA */ + if (pagenr >= ebda_start && pagenr < ebda_end) + return 1; + /* if tboot is in use, allow access to its hardcoded serial log range */ + if (tboot_enabled() && ((0x60000 >> PAGE_SHIFT) <= pagenr) && (pagenr < (0x68000 >> PAGE_SHIFT))) + return 1; +#else + if (!pagenr) + return 1; +#ifdef CONFIG_VM86 + if (pagenr < (ISA_START_ADDRESS >> PAGE_SHIFT)) + return 1; +#endif +#endif + + if ((ISA_START_ADDRESS >> PAGE_SHIFT) <= pagenr && pagenr < (ISA_END_ADDRESS >> PAGE_SHIFT)) + return 1; +#ifdef CONFIG_GRKERNSEC_KMEM + /* throw out everything else below 1MB */ + if (pagenr <= 256) + return 0; +#endif if (iomem_is_exclusive(pagenr << PAGE_SHIFT)) return 0; if (!page_is_ram(pagenr)) @@ -683,8 +727,127 @@ void free_init_pages(char *what, unsigned long begin, unsigned long end) #endif } +#ifdef CONFIG_GRKERNSEC_KMEM +static inline void gr_init_ebda(void) +{ + unsigned int ebda_addr; + unsigned int ebda_size = 0; + + ebda_addr = get_bios_ebda(); + if (ebda_addr) { + ebda_size = *(unsigned char *)phys_to_virt(ebda_addr); + ebda_size <<= 10; + } + if (ebda_addr && ebda_size) { + ebda_start = ebda_addr >> PAGE_SHIFT; + ebda_end = min((unsigned int)PAGE_ALIGN(ebda_addr + ebda_size), (unsigned int)0xa0000) >> PAGE_SHIFT; + } else { + ebda_start = 0x9f000 >> PAGE_SHIFT; + ebda_end = 0xa0000 >> PAGE_SHIFT; + } +} +#else +static inline void gr_init_ebda(void) { } +#endif + void free_initmem(void) { +#ifdef CONFIG_PAX_KERNEXEC +#ifdef CONFIG_X86_32 + /* PaX: limit KERNEL_CS to actual size */ + unsigned long addr, limit; + struct desc_struct d; + int cpu; +#else + pgd_t *pgd; + pud_t *pud; + pmd_t *pmd; + unsigned long addr, end; +#endif +#endif + + gr_init_ebda(); + +#ifdef CONFIG_PAX_KERNEXEC +#ifdef CONFIG_X86_32 + limit = paravirt_enabled() ? ktva_ktla(0xffffffff) : (unsigned long)&_etext; + limit = (limit - 1UL) >> PAGE_SHIFT; + + memset(__LOAD_PHYSICAL_ADDR + PAGE_OFFSET, POISON_FREE_INITMEM, PAGE_SIZE); + for (cpu = 0; cpu < nr_cpu_ids; cpu++) { + pack_descriptor(&d, get_desc_base(&get_cpu_gdt_table(cpu)[GDT_ENTRY_KERNEL_CS]), limit, 0x9B, 0xC); + write_gdt_entry(get_cpu_gdt_table(cpu), GDT_ENTRY_KERNEL_CS, &d, DESCTYPE_S); + write_gdt_entry(get_cpu_gdt_table(cpu), GDT_ENTRY_KERNEXEC_KERNEL_CS, &d, DESCTYPE_S); + } + + /* PaX: make KERNEL_CS read-only */ + addr = PFN_ALIGN(ktla_ktva((unsigned long)&_text)); + if (!paravirt_enabled()) + set_memory_ro(addr, (PFN_ALIGN(_sdata) - addr) >> PAGE_SHIFT); +/* + for (addr = ktla_ktva((unsigned long)&_text); addr < (unsigned long)&_sdata; addr += PMD_SIZE) { + pgd = pgd_offset_k(addr); + pud = pud_offset(pgd, addr); + pmd = pmd_offset(pud, addr); + set_pmd(pmd, __pmd(pmd_val(*pmd) & ~_PAGE_RW)); + } +*/ +#ifdef CONFIG_X86_PAE + set_memory_nx(PFN_ALIGN(__init_begin), (PFN_ALIGN(__init_end) - PFN_ALIGN(__init_begin)) >> PAGE_SHIFT); +/* + for (addr = (unsigned long)&__init_begin; addr < (unsigned long)&__init_end; addr += PMD_SIZE) { + pgd = pgd_offset_k(addr); + pud = pud_offset(pgd, addr); + pmd = pmd_offset(pud, addr); + set_pmd(pmd, __pmd(pmd_val(*pmd) | (_PAGE_NX & __supported_pte_mask))); + } +*/ +#endif + +#ifdef CONFIG_MODULES + set_memory_4k((unsigned long)MODULES_EXEC_VADDR, (MODULES_EXEC_END - MODULES_EXEC_VADDR) >> PAGE_SHIFT); +#endif + +#else + /* PaX: make kernel code/rodata read-only, rest non-executable */ + set_memory_ro((unsigned long)_text, ((unsigned long)(_sdata - _text) >> PAGE_SHIFT)); + set_memory_nx((unsigned long)_sdata, (__START_KERNEL_map + KERNEL_IMAGE_SIZE - (unsigned long)_sdata) >> PAGE_SHIFT); + + for (addr = __START_KERNEL_map; addr < __START_KERNEL_map + KERNEL_IMAGE_SIZE; addr += PMD_SIZE) { + pgd = pgd_offset_k(addr); + pud = pud_offset(pgd, addr); + pmd = pmd_offset(pud, addr); + if (!pmd_present(*pmd)) + continue; + if (addr >= (unsigned long)_text) + BUG_ON(!pmd_large(*pmd)); + if ((unsigned long)_text <= addr && addr < (unsigned long)_sdata) + BUG_ON(pmd_write(*pmd)); +// set_pmd(pmd, __pmd(pmd_val(*pmd) & ~_PAGE_RW)); + else + BUG_ON(!(pmd_flags(*pmd) & _PAGE_NX)); +// set_pmd(pmd, __pmd(pmd_val(*pmd) | (_PAGE_NX & __supported_pte_mask))); + } + + addr = (unsigned long)__va(__pa(__START_KERNEL_map)); + end = addr + KERNEL_IMAGE_SIZE; + for (; addr < end; addr += PMD_SIZE) { + pgd = pgd_offset_k(addr); + pud = pud_offset(pgd, addr); + pmd = pmd_offset(pud, addr); + if (!pmd_present(*pmd)) + continue; + if (addr >= (unsigned long)_text) + BUG_ON(!pmd_large(*pmd)); + if ((unsigned long)__va(__pa(_text)) <= addr && addr < (unsigned long)__va(__pa(_sdata))) + BUG_ON(pmd_write(*pmd)); +// set_pmd(pmd, __pmd(pmd_val(*pmd) & ~_PAGE_RW)); + } +#endif + + flush_tlb_all(); +#endif + free_init_pages("unused kernel", (unsigned long)(&__init_begin), (unsigned long)(&__init_end)); diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c index 7562f42..6859164 100644 --- a/arch/x86/mm/init_32.c +++ b/arch/x86/mm/init_32.c @@ -62,33 +62,6 @@ static noinline int do_test_wp_bit(void); bool __read_mostly __vmalloc_start_set = false; /* - * Creates a middle page table and puts a pointer to it in the - * given global directory entry. This only returns the gd entry - * in non-PAE compilation mode, since the middle layer is folded. - */ -static pmd_t * __init one_md_table_init(pgd_t *pgd) -{ - pud_t *pud; - pmd_t *pmd_table; - -#ifdef CONFIG_X86_PAE - if (!(pgd_val(*pgd) & _PAGE_PRESENT)) { - pmd_table = (pmd_t *)alloc_low_page(); - paravirt_alloc_pmd(&init_mm, __pa(pmd_table) >> PAGE_SHIFT); - set_pgd(pgd, __pgd(__pa(pmd_table) | _PAGE_PRESENT)); - pud = pud_offset(pgd, 0); - BUG_ON(pmd_table != pmd_offset(pud, 0)); - - return pmd_table; - } -#endif - pud = pud_offset(pgd, 0); - pmd_table = pmd_offset(pud, 0); - - return pmd_table; -} - -/* * Create a page table and place a pointer to it in a middle page * directory entry: */ @@ -98,13 +71,28 @@ static pte_t * __init one_page_table_init(pmd_t *pmd) pte_t *page_table = (pte_t *)alloc_low_page(); paravirt_alloc_pte(&init_mm, __pa(page_table) >> PAGE_SHIFT); +#if defined(CONFIG_PAX_PAGEEXEC) || defined(CONFIG_PAX_SEGMEXEC) + set_pmd(pmd, __pmd(__pa(page_table) | _KERNPG_TABLE)); +#else set_pmd(pmd, __pmd(__pa(page_table) | _PAGE_TABLE)); +#endif BUG_ON(page_table != pte_offset_kernel(pmd, 0)); } return pte_offset_kernel(pmd, 0); } +static pmd_t * __init one_md_table_init(pgd_t *pgd) +{ + pud_t *pud; + pmd_t *pmd_table; + + pud = pud_offset(pgd, 0); + pmd_table = pmd_offset(pud, 0); + + return pmd_table; +} + pmd_t * __init populate_extra_pmd(unsigned long vaddr) { int pgd_idx = pgd_index(vaddr); @@ -209,6 +197,7 @@ page_table_range_init(unsigned long start, unsigned long end, pgd_t *pgd_base) int pgd_idx, pmd_idx; unsigned long vaddr; pgd_t *pgd; + pud_t *pud; pmd_t *pmd; pte_t *pte = NULL; unsigned long count = page_table_range_init_count(start, end); @@ -223,8 +212,13 @@ page_table_range_init(unsigned long start, unsigned long end, pgd_t *pgd_base) pgd = pgd_base + pgd_idx; for ( ; (pgd_idx < PTRS_PER_PGD) && (vaddr != end); pgd++, pgd_idx++) { - pmd = one_md_table_init(pgd); - pmd = pmd + pmd_index(vaddr); + pud = pud_offset(pgd, vaddr); + pmd = pmd_offset(pud, vaddr); + +#ifdef CONFIG_X86_PAE + paravirt_alloc_pmd(&init_mm, __pa(pmd) >> PAGE_SHIFT); +#endif + for (; (pmd_idx < PTRS_PER_PMD) && (vaddr != end); pmd++, pmd_idx++) { pte = page_table_kmap_check(one_page_table_init(pmd), @@ -236,11 +230,20 @@ page_table_range_init(unsigned long start, unsigned long end, pgd_t *pgd_base) } } -static inline int is_kernel_text(unsigned long addr) +static inline int is_kernel_text(unsigned long start, unsigned long end) { - if (addr >= (unsigned long)_text && addr <= (unsigned long)__init_end) - return 1; - return 0; + if ((start >= ktla_ktva((unsigned long)_etext) || + end <= ktla_ktva((unsigned long)_stext)) && + (start >= ktla_ktva((unsigned long)_einittext) || + end <= ktla_ktva((unsigned long)_sinittext)) && + +#ifdef CONFIG_ACPI_SLEEP + (start >= (unsigned long)__va(acpi_wakeup_address) + 0x4000 || end <= (unsigned long)__va(acpi_wakeup_address)) && +#endif + + (start > (unsigned long)__va(0xfffff) || end <= (unsigned long)__va(0xc0000))) + return 0; + return 1; } /* @@ -257,9 +260,10 @@ kernel_physical_mapping_init(unsigned long start, unsigned long last_map_addr = end; unsigned long start_pfn, end_pfn; pgd_t *pgd_base = swapper_pg_dir; - int pgd_idx, pmd_idx, pte_ofs; + unsigned int pgd_idx, pmd_idx, pte_ofs; unsigned long pfn; pgd_t *pgd; + pud_t *pud; pmd_t *pmd; pte_t *pte; unsigned pages_2m, pages_4k; @@ -292,8 +296,13 @@ repeat: pfn = start_pfn; pgd_idx = pgd_index((pfn<<PAGE_SHIFT) + PAGE_OFFSET); pgd = pgd_base + pgd_idx; - for (; pgd_idx < PTRS_PER_PGD; pgd++, pgd_idx++) { - pmd = one_md_table_init(pgd); + for (; pgd_idx < PTRS_PER_PGD && pfn < max_low_pfn; pgd++, pgd_idx++) { + pud = pud_offset(pgd, 0); + pmd = pmd_offset(pud, 0); + +#ifdef CONFIG_X86_PAE + paravirt_alloc_pmd(&init_mm, __pa(pmd) >> PAGE_SHIFT); +#endif if (pfn >= end_pfn) continue; @@ -305,14 +314,13 @@ repeat: #endif for (; pmd_idx < PTRS_PER_PMD && pfn < end_pfn; pmd++, pmd_idx++) { - unsigned int addr = pfn * PAGE_SIZE + PAGE_OFFSET; + unsigned long address = pfn * PAGE_SIZE + PAGE_OFFSET; /* * Map with big pages if possible, otherwise * create normal page tables: */ if (use_pse) { - unsigned int addr2; pgprot_t prot = PAGE_KERNEL_LARGE; /* * first pass will use the same initial @@ -323,11 +331,7 @@ repeat: _PAGE_PSE); pfn &= PMD_MASK >> PAGE_SHIFT; - addr2 = (pfn + PTRS_PER_PTE-1) * PAGE_SIZE + - PAGE_OFFSET + PAGE_SIZE-1; - - if (is_kernel_text(addr) || - is_kernel_text(addr2)) + if (is_kernel_text(address, address + PMD_SIZE)) prot = PAGE_KERNEL_LARGE_EXEC; pages_2m++; @@ -344,7 +348,7 @@ repeat: pte_ofs = pte_index((pfn<<PAGE_SHIFT) + PAGE_OFFSET); pte += pte_ofs; for (; pte_ofs < PTRS_PER_PTE && pfn < end_pfn; - pte++, pfn++, pte_ofs++, addr += PAGE_SIZE) { + pte++, pfn++, pte_ofs++, address += PAGE_SIZE) { pgprot_t prot = PAGE_KERNEL; /* * first pass will use the same initial @@ -352,7 +356,7 @@ repeat: */ pgprot_t init_prot = __pgprot(PTE_IDENT_ATTR); - if (is_kernel_text(addr)) + if (is_kernel_text(address, address + PAGE_SIZE)) prot = PAGE_KERNEL_EXEC; pages_4k++; @@ -475,7 +479,7 @@ void __init native_pagetable_init(void) pud = pud_offset(pgd, va); pmd = pmd_offset(pud, va); - if (!pmd_present(*pmd)) + if (!pmd_present(*pmd)) // PAX TODO || pmd_large(*pmd)) break; /* should not be large page here */ @@ -533,12 +537,10 @@ void __init early_ioremap_page_table_range_init(void) static void __init pagetable_init(void) { - pgd_t *pgd_base = swapper_pg_dir; - - permanent_kmaps_init(pgd_base); + permanent_kmaps_init(swapper_pg_dir); } -pteval_t __supported_pte_mask __read_mostly = ~(_PAGE_NX | _PAGE_GLOBAL); +pteval_t __supported_pte_mask __read_only = ~(_PAGE_NX | _PAGE_GLOBAL); EXPORT_SYMBOL_GPL(__supported_pte_mask); /* user-defined highmem size */ @@ -788,10 +790,10 @@ void __init mem_init(void) ((unsigned long)&__init_end - (unsigned long)&__init_begin) >> 10, - (unsigned long)&_etext, (unsigned long)&_edata, - ((unsigned long)&_edata - (unsigned long)&_etext) >> 10, + (unsigned long)&_sdata, (unsigned long)&_edata, + ((unsigned long)&_edata - (unsigned long)&_sdata) >> 10, - (unsigned long)&_text, (unsigned long)&_etext, + ktla_ktva((unsigned long)&_text), ktla_ktva((unsigned long)&_etext), ((unsigned long)&_etext - (unsigned long)&_text) >> 10); /* @@ -885,6 +887,7 @@ void set_kernel_text_rw(void) if (!kernel_set_to_readonly) return; + start = ktla_ktva(start); pr_debug("Set kernel text: %lx - %lx for read write\n", start, start+size); @@ -899,6 +902,7 @@ void set_kernel_text_ro(void) if (!kernel_set_to_readonly) return; + start = ktla_ktva(start); pr_debug("Set kernel text: %lx - %lx for read only\n", start, start+size); @@ -927,6 +931,7 @@ void mark_rodata_ro(void) unsigned long start = PFN_ALIGN(_text); unsigned long size = PFN_ALIGN(_etext) - start; + start = ktla_ktva(start); set_pages_ro(virt_to_page(start), size >> PAGE_SHIFT); printk(KERN_INFO "Write protecting the kernel text: %luk\n", size >> 10); diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index df48430..0a2197b 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -136,7 +136,7 @@ int kernel_ident_mapping_init(struct x86_mapping_info *info, pgd_t *pgd_page, * around without checking the pgd every time. */ -pteval_t __supported_pte_mask __read_mostly = ~0; +pteval_t __supported_pte_mask __read_only = ~_PAGE_NX; EXPORT_SYMBOL_GPL(__supported_pte_mask); int force_personality32; @@ -169,7 +169,12 @@ void sync_global_pgds(unsigned long start, unsigned long end, int removed) for (address = start; address <= end; address += PGDIR_SIZE) { const pgd_t *pgd_ref = pgd_offset_k(address); + +#ifdef CONFIG_PAX_PER_CPU_PGD + unsigned long cpu; +#else struct page *page; +#endif /* * When it is called after memory hot remove, pgd_none() @@ -180,6 +185,25 @@ void sync_global_pgds(unsigned long start, unsigned long end, int removed) continue; spin_lock(&pgd_lock); + +#ifdef CONFIG_PAX_PER_CPU_PGD + for (cpu = 0; cpu < nr_cpu_ids; ++cpu) { + pgd_t *pgd = pgd_offset_cpu(cpu, user, address); + + if (!pgd_none(*pgd_ref) && !pgd_none(*pgd)) + BUG_ON(pgd_page_vaddr(*pgd) + != pgd_page_vaddr(*pgd_ref)); + + if (removed) { + if (pgd_none(*pgd_ref) && !pgd_none(*pgd)) + pgd_clear(pgd); + } else { + if (pgd_none(*pgd)) + set_pgd(pgd, *pgd_ref); + } + + pgd = pgd_offset_cpu(cpu, kernel, address); +#else list_for_each_entry(page, &pgd_list, lru) { pgd_t *pgd; spinlock_t *pgt_lock; @@ -188,6 +212,7 @@ void sync_global_pgds(unsigned long start, unsigned long end, int removed) /* the pgt_lock only for Xen */ pgt_lock = &pgd_page_get_mm(page)->page_table_lock; spin_lock(pgt_lock); +#endif if (!pgd_none(*pgd_ref) && !pgd_none(*pgd)) BUG_ON(pgd_page_vaddr(*pgd) @@ -201,7 +226,10 @@ void sync_global_pgds(unsigned long start, unsigned long end, int removed) set_pgd(pgd, *pgd_ref); } +#ifndef CONFIG_PAX_PER_CPU_PGD spin_unlock(pgt_lock); +#endif + } spin_unlock(&pgd_lock); } @@ -234,7 +262,7 @@ static pud_t *fill_pud(pgd_t *pgd, unsigned long vaddr) { if (pgd_none(*pgd)) { pud_t *pud = (pud_t *)spp_getpage(); - pgd_populate(&init_mm, pgd, pud); + pgd_populate_kernel(&init_mm, pgd, pud); if (pud != pud_offset(pgd, 0)) printk(KERN_ERR "PAGETABLE BUG #00! %p <-> %p\n", pud, pud_offset(pgd, 0)); @@ -246,7 +274,7 @@ static pmd_t *fill_pmd(pud_t *pud, unsigned long vaddr) { if (pud_none(*pud)) { pmd_t *pmd = (pmd_t *) spp_getpage(); - pud_populate(&init_mm, pud, pmd); + pud_populate_kernel(&init_mm, pud, pmd); if (pmd != pmd_offset(pud, 0)) printk(KERN_ERR "PAGETABLE BUG #01! %p <-> %p\n", pmd, pmd_offset(pud, 0)); @@ -275,7 +303,9 @@ void set_pte_vaddr_pud(pud_t *pud_page, unsigned long vaddr, pte_t new_pte) pmd = fill_pmd(pud, vaddr); pte = fill_pte(pmd, vaddr); + pax_open_kernel(); set_pte(pte, new_pte); + pax_close_kernel(); /* * It's enough to flush this one mapping. @@ -337,14 +367,12 @@ static void __init __init_extra_mapping(unsigned long phys, unsigned long size, pgd = pgd_offset_k((unsigned long)__va(phys)); if (pgd_none(*pgd)) { pud = (pud_t *) spp_getpage(); - set_pgd(pgd, __pgd(__pa(pud) | _KERNPG_TABLE | - _PAGE_USER)); + set_pgd(pgd, __pgd(__pa(pud) | _PAGE_TABLE)); } pud = pud_offset(pgd, (unsigned long)__va(phys)); if (pud_none(*pud)) { pmd = (pmd_t *) spp_getpage(); - set_pud(pud, __pud(__pa(pmd) | _KERNPG_TABLE | - _PAGE_USER)); + set_pud(pud, __pud(__pa(pmd) | _PAGE_TABLE)); } pmd = pmd_offset(pud, phys); BUG_ON(!pmd_none(*pmd)); @@ -585,7 +613,7 @@ phys_pud_init(pud_t *pud_page, unsigned long addr, unsigned long end, prot); spin_lock(&init_mm.page_table_lock); - pud_populate(&init_mm, pud, pmd); + pud_populate_kernel(&init_mm, pud, pmd); spin_unlock(&init_mm.page_table_lock); } __flush_tlb_all(); @@ -626,7 +654,7 @@ kernel_physical_mapping_init(unsigned long start, page_size_mask); spin_lock(&init_mm.page_table_lock); - pgd_populate(&init_mm, pgd, pud); + pgd_populate_kernel(&init_mm, pgd, pud); spin_unlock(&init_mm.page_table_lock); pgd_changed = true; } diff --git a/arch/x86/mm/iomap_32.c b/arch/x86/mm/iomap_32.c index 9c0ff04..9020d5f 100644 --- a/arch/x86/mm/iomap_32.c +++ b/arch/x86/mm/iomap_32.c @@ -65,7 +65,11 @@ void *kmap_atomic_prot_pfn(unsigned long pfn, pgprot_t prot) type = kmap_atomic_idx_push(); idx = type + KM_TYPE_NR * smp_processor_id(); vaddr = __fix_to_virt(FIX_KMAP_BEGIN + idx); + + pax_open_kernel(); set_pte(kmap_pte - idx, pfn_pte(pfn, prot)); + pax_close_kernel(); + arch_flush_lazy_mmu_mode(); return (void *)vaddr; diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c index b9c78f3..c757af4 100644 --- a/arch/x86/mm/ioremap.c +++ b/arch/x86/mm/ioremap.c @@ -59,8 +59,8 @@ static int __ioremap_check_ram(unsigned long start_pfn, unsigned long nr_pages, unsigned long i; for (i = 0; i < nr_pages; ++i) - if (pfn_valid(start_pfn + i) && - !PageReserved(pfn_to_page(start_pfn + i))) + if (pfn_valid(start_pfn + i) && (start_pfn + i >= 0x100 || + !PageReserved(pfn_to_page(start_pfn + i)))) return 1; return 0; @@ -332,7 +332,7 @@ EXPORT_SYMBOL(ioremap_prot); * * Caller must ensure there is only one unmapping for the same pointer. */ -void iounmap(volatile void __iomem *addr) +void iounmap(const volatile void __iomem *addr) { struct vm_struct *p, *o; @@ -395,31 +395,37 @@ int __init arch_ioremap_pmd_supported(void) */ void *xlate_dev_mem_ptr(phys_addr_t phys) { - unsigned long start = phys & PAGE_MASK; - unsigned long offset = phys & ~PAGE_MASK; - void *vaddr; + phys_addr_t pfn = phys >> PAGE_SHIFT; - /* If page is RAM, we can use __va. Otherwise ioremap and unmap. */ - if (page_is_ram(start >> PAGE_SHIFT)) - return __va(phys); + if (page_is_ram(pfn)) { +#ifdef CONFIG_HIGHMEM + if (pfn >= max_low_pfn) + return kmap_high(pfn_to_page(pfn)); + else +#endif + return __va(phys); + } - vaddr = ioremap_cache(start, PAGE_SIZE); - /* Only add the offset on success and return NULL if the ioremap() failed: */ - if (vaddr) - vaddr += offset; - - return vaddr; + return (void __force *)ioremap_cache(phys, 1); } void unxlate_dev_mem_ptr(phys_addr_t phys, void *addr) { - if (page_is_ram(phys >> PAGE_SHIFT)) + phys_addr_t pfn = phys >> PAGE_SHIFT; + + if (page_is_ram(pfn)) { +#ifdef CONFIG_HIGHMEM + if (pfn >= max_low_pfn) + kunmap_high(pfn_to_page(pfn)); +#endif return; + } - iounmap((void __iomem *)((unsigned long)addr & PAGE_MASK)); + iounmap((void __iomem __force *)addr); } -static pte_t bm_pte[PAGE_SIZE/sizeof(pte_t)] __page_aligned_bss; +static pte_t __bm_pte[PAGE_SIZE/sizeof(pte_t)] __page_aligned_rodata; +static pte_t *bm_pte __read_only = __bm_pte; static inline pmd_t * __init early_ioremap_pmd(unsigned long addr) { @@ -455,8 +461,14 @@ void __init early_ioremap_init(void) early_ioremap_setup(); pmd = early_ioremap_pmd(fix_to_virt(FIX_BTMAP_BEGIN)); - memset(bm_pte, 0, sizeof(bm_pte)); - pmd_populate_kernel(&init_mm, pmd, bm_pte); + if (pmd_none(*pmd)) +#ifdef CONFIG_COMPAT_VDSO + pmd_populate_user(&init_mm, pmd, __bm_pte); +#else + pmd_populate_kernel(&init_mm, pmd, __bm_pte); +#endif + else + bm_pte = (pte_t *)pmd_page_vaddr(*pmd); /* * The boot-ioremap range spans multiple pmds, for which diff --git a/arch/x86/mm/kmemcheck/kmemcheck.c b/arch/x86/mm/kmemcheck/kmemcheck.c index b4f2e7e..96c9c3e 100644 --- a/arch/x86/mm/kmemcheck/kmemcheck.c +++ b/arch/x86/mm/kmemcheck/kmemcheck.c @@ -628,9 +628,9 @@ bool kmemcheck_fault(struct pt_regs *regs, unsigned long address, * memory (e.g. tracked pages)? For now, we need this to avoid * invoking kmemcheck for PnP BIOS calls. */ - if (regs->flags & X86_VM_MASK) + if (v8086_mode(regs)) return false; - if (regs->cs != __KERNEL_CS) + if (regs->cs != __KERNEL_CS && regs->cs != __KERNEXEC_KERNEL_CS) return false; pte = kmemcheck_pte_lookup(address); diff --git a/arch/x86/mm/mmap.c b/arch/x86/mm/mmap.c index 844b06d..f363c86 100644 --- a/arch/x86/mm/mmap.c +++ b/arch/x86/mm/mmap.c @@ -52,7 +52,7 @@ static unsigned long stack_maxrandom_size(void) * Leave an at least ~128 MB hole with possible stack randomization. */ #define MIN_GAP (128*1024*1024UL + stack_maxrandom_size()) -#define MAX_GAP (TASK_SIZE/6*5) +#define MAX_GAP (pax_task_size/6*5) static int mmap_is_legacy(void) { @@ -81,27 +81,40 @@ unsigned long arch_mmap_rnd(void) return rnd << PAGE_SHIFT; } -static unsigned long mmap_base(unsigned long rnd) +static unsigned long mmap_base(struct mm_struct *mm, unsigned long rnd) { unsigned long gap = rlimit(RLIMIT_STACK); + unsigned long pax_task_size = TASK_SIZE; + +#ifdef CONFIG_PAX_SEGMEXEC + if (mm->pax_flags & MF_PAX_SEGMEXEC) + pax_task_size = SEGMEXEC_TASK_SIZE; +#endif if (gap < MIN_GAP) gap = MIN_GAP; else if (gap > MAX_GAP) gap = MAX_GAP; - return PAGE_ALIGN(TASK_SIZE - gap - rnd); + return PAGE_ALIGN(pax_task_size - gap - rnd); } /* * Bottom-up (legacy) layout on X86_32 did not support randomization, X86_64 * does, but not when emulating X86_32 */ -static unsigned long mmap_legacy_base(unsigned long rnd) +static unsigned long mmap_legacy_base(struct mm_struct *mm, unsigned long rnd) { - if (mmap_is_ia32()) + if (mmap_is_ia32()) { + +#ifdef CONFIG_PAX_SEGMEXEC + if (mm->pax_flags & MF_PAX_SEGMEXEC) + return SEGMEXEC_TASK_UNMAPPED_BASE; + else +#endif + return TASK_UNMAPPED_BASE; - else + } else return TASK_UNMAPPED_BASE + rnd; } @@ -113,18 +126,29 @@ void arch_pick_mmap_layout(struct mm_struct *mm) { unsigned long random_factor = 0UL; +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif if (current->flags & PF_RANDOMIZE) random_factor = arch_mmap_rnd(); - mm->mmap_legacy_base = mmap_legacy_base(random_factor); + mm->mmap_legacy_base = mmap_legacy_base(mm, random_factor); if (mmap_is_legacy()) { mm->mmap_base = mm->mmap_legacy_base; mm->get_unmapped_area = arch_get_unmapped_area; } else { - mm->mmap_base = mmap_base(random_factor); + mm->mmap_base = mmap_base(mm, random_factor); mm->get_unmapped_area = arch_get_unmapped_area_topdown; } + +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) { + mm->mmap_legacy_base += mm->delta_mmap; + mm->mmap_base -= mm->delta_mmap + mm->delta_stack; + } +#endif + } const char *arch_vma_name(struct vm_area_struct *vma) diff --git a/arch/x86/mm/mmio-mod.c b/arch/x86/mm/mmio-mod.c index 0057a7acc..95c7edd 100644 --- a/arch/x86/mm/mmio-mod.c +++ b/arch/x86/mm/mmio-mod.c @@ -194,7 +194,7 @@ static void pre(struct kmmio_probe *p, struct pt_regs *regs, break; default: { - unsigned char *ip = (unsigned char *)instptr; + unsigned char *ip = (unsigned char *)ktla_ktva(instptr); my_trace->opcode = MMIO_UNKNOWN_OP; my_trace->width = 0; my_trace->value = (*ip) << 16 | *(ip + 1) << 8 | @@ -234,7 +234,7 @@ static void post(struct kmmio_probe *p, unsigned long condition, static void ioremap_trace_core(resource_size_t offset, unsigned long size, void __iomem *addr) { - static atomic_t next_id; + static atomic_unchecked_t next_id; struct remap_trace *trace = kmalloc(sizeof(*trace), GFP_KERNEL); /* These are page-unaligned. */ struct mmiotrace_map map = { @@ -258,7 +258,7 @@ static void ioremap_trace_core(resource_size_t offset, unsigned long size, .private = trace }, .phys = offset, - .id = atomic_inc_return(&next_id) + .id = atomic_inc_return_unchecked(&next_id) }; map.map_id = trace->id; @@ -290,7 +290,7 @@ void mmiotrace_ioremap(resource_size_t offset, unsigned long size, ioremap_trace_core(offset, size, addr); } -static void iounmap_trace_core(volatile void __iomem *addr) +static void iounmap_trace_core(const volatile void __iomem *addr) { struct mmiotrace_map map = { .phys = 0, @@ -328,7 +328,7 @@ not_enabled: } } -void mmiotrace_iounmap(volatile void __iomem *addr) +void mmiotrace_iounmap(const volatile void __iomem *addr) { might_sleep(); if (is_enabled()) /* recheck and proper locking in *_core() */ diff --git a/arch/x86/mm/mpx.c b/arch/x86/mm/mpx.c index 71fc79a..7388ad7 100644 --- a/arch/x86/mm/mpx.c +++ b/arch/x86/mm/mpx.c @@ -292,11 +292,11 @@ siginfo_t *mpx_generate_siginfo(struct pt_regs *regs) * We were not able to extract an address from the instruction, * probably because there was something invalid in it. */ - if (info->si_addr == (void *)-1) { + if (info->si_addr == (void __user *)-1) { err = -EINVAL; goto err_out; } - trace_mpx_bounds_register_exception(info->si_addr, bndreg); + trace_mpx_bounds_register_exception((void __force_kernel *)info->si_addr, bndreg); return info; err_out: /* info might be NULL, but kfree() handles that */ diff --git a/arch/x86/mm/numa.c b/arch/x86/mm/numa.c index c3b3f65..8919a28 100644 --- a/arch/x86/mm/numa.c +++ b/arch/x86/mm/numa.c @@ -508,7 +508,7 @@ static void __init numa_clear_kernel_node_hotplug(void) } } -static int __init numa_register_memblks(struct numa_meminfo *mi) +static int __init __intentional_overflow(-1) numa_register_memblks(struct numa_meminfo *mi) { unsigned long uninitialized_var(pfn_align); int i, nid; diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c index 2c44c07..5c5e457 100644 --- a/arch/x86/mm/pageattr.c +++ b/arch/x86/mm/pageattr.c @@ -259,7 +259,7 @@ static inline pgprot_t static_protections(pgprot_t prot, unsigned long address, */ #ifdef CONFIG_PCI_BIOS if (pcibios_enabled && within(pfn, BIOS_BEGIN >> PAGE_SHIFT, BIOS_END >> PAGE_SHIFT)) - pgprot_val(forbidden) |= _PAGE_NX; + pgprot_val(forbidden) |= _PAGE_NX & __supported_pte_mask; #endif /* @@ -267,9 +267,10 @@ static inline pgprot_t static_protections(pgprot_t prot, unsigned long address, * Does not cover __inittext since that is gone later on. On * 64bit we do not enforce !NX on the low mapping */ - if (within(address, (unsigned long)_text, (unsigned long)_etext)) - pgprot_val(forbidden) |= _PAGE_NX; + if (within(address, ktla_ktva((unsigned long)_text), ktla_ktva((unsigned long)_etext))) + pgprot_val(forbidden) |= _PAGE_NX & __supported_pte_mask; +#ifdef CONFIG_DEBUG_RODATA /* * The .rodata section needs to be read-only. Using the pfn * catches all aliases. @@ -277,6 +278,7 @@ static inline pgprot_t static_protections(pgprot_t prot, unsigned long address, if (within(pfn, __pa_symbol(__start_rodata) >> PAGE_SHIFT, __pa_symbol(__end_rodata) >> PAGE_SHIFT)) pgprot_val(forbidden) |= _PAGE_RW; +#endif #if defined(CONFIG_X86_64) && defined(CONFIG_DEBUG_RODATA) /* @@ -315,6 +317,13 @@ static inline pgprot_t static_protections(pgprot_t prot, unsigned long address, } #endif +#ifdef CONFIG_PAX_KERNEXEC + if (within(pfn, __pa(ktla_ktva((unsigned long)&_text)), __pa((unsigned long)&_sdata))) { + pgprot_val(forbidden) |= _PAGE_RW; + pgprot_val(forbidden) |= _PAGE_NX & __supported_pte_mask; + } +#endif + prot = __pgprot(pgprot_val(prot) & ~pgprot_val(forbidden)); return prot; @@ -435,23 +444,37 @@ EXPORT_SYMBOL_GPL(slow_virt_to_phys); static void __set_pmd_pte(pte_t *kpte, unsigned long address, pte_t pte) { /* change init_mm */ + pax_open_kernel(); set_pte_atomic(kpte, pte); + #ifdef CONFIG_X86_32 if (!SHARED_KERNEL_PMD) { + +#ifdef CONFIG_PAX_PER_CPU_PGD + unsigned long cpu; +#else struct page *page; +#endif +#ifdef CONFIG_PAX_PER_CPU_PGD + for (cpu = 0; cpu < nr_cpu_ids; ++cpu) { + pgd_t *pgd = get_cpu_pgd(cpu, kernel); +#else list_for_each_entry(page, &pgd_list, lru) { - pgd_t *pgd; + pgd_t *pgd = (pgd_t *)page_address(page); +#endif + pud_t *pud; pmd_t *pmd; - pgd = (pgd_t *)page_address(page) + pgd_index(address); + pgd += pgd_index(address); pud = pud_offset(pgd, address); pmd = pmd_offset(pud, address); set_pte_atomic((pte_t *)pmd, pte); } } #endif + pax_close_kernel(); } static int @@ -504,7 +527,8 @@ try_preserve_large_page(pte_t *kpte, unsigned long address, * up accordingly. */ old_pte = *kpte; - old_prot = req_prot = pgprot_large_2_4k(pte_pgprot(old_pte)); + old_prot = pte_pgprot(old_pte); + req_prot = pgprot_large_2_4k(old_prot); pgprot_val(req_prot) &= ~pgprot_val(cpa->mask_clr); pgprot_val(req_prot) |= pgprot_val(cpa->mask_set); @@ -674,6 +698,10 @@ __split_large_page(struct cpa_data *cpa, pte_t *kpte, unsigned long address, return 0; } +#if debug_pagealloc == 0 +static int split_large_page(struct cpa_data *cpa, pte_t *kpte, + unsigned long address) __must_hold(&cpa_lock); +#endif static int split_large_page(struct cpa_data *cpa, pte_t *kpte, unsigned long address) { @@ -1117,6 +1145,9 @@ static int __cpa_process_fault(struct cpa_data *cpa, unsigned long vaddr, } } +#if debug_pagealloc == 0 +static int __change_page_attr(struct cpa_data *cpa, int primary) __must_hold(&cpa_lock); +#endif static int __change_page_attr(struct cpa_data *cpa, int primary) { unsigned long address; @@ -1175,7 +1206,9 @@ repeat: * Do we really change anything ? */ if (pte_val(old_pte) != pte_val(new_pte)) { + pax_open_kernel(); set_pte_atomic(kpte, new_pte); + pax_close_kernel(); cpa->flags |= CPA_FLUSHTLB; } cpa->numpages = 1; diff --git a/arch/x86/mm/pat.c b/arch/x86/mm/pat.c index 188e3e0..5c75446 100644 --- a/arch/x86/mm/pat.c +++ b/arch/x86/mm/pat.c @@ -588,7 +588,7 @@ int free_memtype(u64 start, u64 end) if (!entry) { pr_info("x86/PAT: %s:%d freeing invalid memtype [mem %#010Lx-%#010Lx]\n", - current->comm, current->pid, start, end - 1); + current->comm, task_pid_nr(current), start, end - 1); return -EINVAL; } @@ -711,8 +711,8 @@ static inline int range_is_allowed(unsigned long pfn, unsigned long size) while (cursor < to) { if (!devmem_is_allowed(pfn)) { - pr_info("x86/PAT: Program %s tried to access /dev/mem between [mem %#010Lx-%#010Lx], PAT prevents it\n", - current->comm, from, to - 1); + pr_info("x86/PAT: Program %s tried to access /dev/mem between [mem %#010Lx-%#010Lx] (%#010Lx), PAT prevents it\n", + current->comm, from, to - 1, cursor); return 0; } cursor += PAGE_SIZE; @@ -782,7 +782,7 @@ int kernel_map_sync_memtype(u64 base, unsigned long size, if (ioremap_change_attr((unsigned long)__va(base), id_sz, pcm) < 0) { pr_info("x86/PAT: %s:%d ioremap_change_attr failed %s for [mem %#010Lx-%#010Lx]\n", - current->comm, current->pid, + current->comm, task_pid_nr(current), cattr_name(pcm), base, (unsigned long long)(base + size-1)); return -EINVAL; @@ -817,7 +817,7 @@ static int reserve_pfn_range(u64 paddr, unsigned long size, pgprot_t *vma_prot, pcm = lookup_memtype(paddr); if (want_pcm != pcm) { pr_warn("x86/PAT: %s:%d map pfn RAM range req %s for [mem %#010Lx-%#010Lx], got %s\n", - current->comm, current->pid, + current->comm, task_pid_nr(current), cattr_name(want_pcm), (unsigned long long)paddr, (unsigned long long)(paddr + size - 1), @@ -838,7 +838,7 @@ static int reserve_pfn_range(u64 paddr, unsigned long size, pgprot_t *vma_prot, !is_new_memtype_allowed(paddr, size, want_pcm, pcm)) { free_memtype(paddr, paddr + size); pr_err("x86/PAT: %s:%d map pfn expected mapping type %s for [mem %#010Lx-%#010Lx], got %s\n", - current->comm, current->pid, + current->comm, task_pid_nr(current), cattr_name(want_pcm), (unsigned long long)paddr, (unsigned long long)(paddr + size - 1), diff --git a/arch/x86/mm/pat_rbtree.c b/arch/x86/mm/pat_rbtree.c index 6393108..890adda 100644 --- a/arch/x86/mm/pat_rbtree.c +++ b/arch/x86/mm/pat_rbtree.c @@ -161,7 +161,7 @@ success: failure: pr_info("x86/PAT: %s:%d conflicting memory types %Lx-%Lx %s<->%s\n", - current->comm, current->pid, start, end, + current->comm, task_pid_nr(current), start, end, cattr_name(found_type), cattr_name(match->type)); return -EBUSY; } diff --git a/arch/x86/mm/pf_in.c b/arch/x86/mm/pf_in.c index 9f0614d..92ae64a 100644 --- a/arch/x86/mm/pf_in.c +++ b/arch/x86/mm/pf_in.c @@ -148,7 +148,7 @@ enum reason_type get_ins_type(unsigned long ins_addr) int i; enum reason_type rv = OTHERS; - p = (unsigned char *)ins_addr; + p = (unsigned char *)ktla_ktva(ins_addr); p += skip_prefix(p, &prf); p += get_opcode(p, &opcode); @@ -168,7 +168,7 @@ static unsigned int get_ins_reg_width(unsigned long ins_addr) struct prefix_bits prf; int i; - p = (unsigned char *)ins_addr; + p = (unsigned char *)ktla_ktva(ins_addr); p += skip_prefix(p, &prf); p += get_opcode(p, &opcode); @@ -191,7 +191,7 @@ unsigned int get_ins_mem_width(unsigned long ins_addr) struct prefix_bits prf; int i; - p = (unsigned char *)ins_addr; + p = (unsigned char *)ktla_ktva(ins_addr); p += skip_prefix(p, &prf); p += get_opcode(p, &opcode); @@ -415,7 +415,7 @@ unsigned long get_ins_reg_val(unsigned long ins_addr, struct pt_regs *regs) struct prefix_bits prf; int i; - p = (unsigned char *)ins_addr; + p = (unsigned char *)ktla_ktva(ins_addr); p += skip_prefix(p, &prf); p += get_opcode(p, &opcode); for (i = 0; i < ARRAY_SIZE(reg_rop); i++) @@ -470,7 +470,7 @@ unsigned long get_ins_imm_val(unsigned long ins_addr) struct prefix_bits prf; int i; - p = (unsigned char *)ins_addr; + p = (unsigned char *)ktla_ktva(ins_addr); p += skip_prefix(p, &prf); p += get_opcode(p, &opcode); for (i = 0; i < ARRAY_SIZE(imm_wop); i++) diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c index fb0a9dd..5ab49c4 100644 --- a/arch/x86/mm/pgtable.c +++ b/arch/x86/mm/pgtable.c @@ -98,10 +98,75 @@ static inline void pgd_list_del(pgd_t *pgd) list_del(&page->lru); } -#define UNSHARED_PTRS_PER_PGD \ - (SHARED_KERNEL_PMD ? KERNEL_PGD_BOUNDARY : PTRS_PER_PGD) +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) +pgdval_t clone_pgd_mask __read_only = ~_PAGE_PRESENT; +void __shadow_user_pgds(pgd_t *dst, const pgd_t *src) +{ + unsigned int count = USER_PGD_PTRS; + if (!pax_user_shadow_base) + return; + + while (count--) + *dst++ = __pgd((pgd_val(*src++) | (_PAGE_NX & __supported_pte_mask)) & ~_PAGE_USER); +} +#endif + +#ifdef CONFIG_PAX_PER_CPU_PGD +void __clone_user_pgds(pgd_t *dst, const pgd_t *src) +{ + unsigned int count = USER_PGD_PTRS; + + while (count--) { + pgd_t pgd; + +#ifdef CONFIG_X86_64 + pgd = __pgd(pgd_val(*src++) | _PAGE_USER); +#else + pgd = *src++; +#endif + +#if defined(CONFIG_X86_64) && defined(CONFIG_PAX_MEMORY_UDEREF) + pgd = __pgd(pgd_val(pgd) & clone_pgd_mask); +#endif + + *dst++ = pgd; + } + +} +#endif + +#ifdef CONFIG_X86_64 +#define pxd_t pud_t +#define pyd_t pgd_t +#define paravirt_release_pxd(pfn) paravirt_release_pud(pfn) +#define pgtable_pxd_page_ctor(page) true +#define pgtable_pxd_page_dtor(page) do {} while (0) +#define pxd_free(mm, pud) pud_free((mm), (pud)) +#define pyd_populate(mm, pgd, pud) pgd_populate((mm), (pgd), (pud)) +#define pyd_offset(mm, address) pgd_offset((mm), (address)) +#define PYD_SIZE PGDIR_SIZE +#define mm_inc_nr_pxds(mm) do {} while (0) +#define mm_dec_nr_pxds(mm) do {} while (0) +#else +#define pxd_t pmd_t +#define pyd_t pud_t +#define paravirt_release_pxd(pfn) paravirt_release_pmd(pfn) +#define pgtable_pxd_page_ctor(page) pgtable_pmd_page_ctor(page) +#define pgtable_pxd_page_dtor(page) pgtable_pmd_page_dtor(page) +#define pxd_free(mm, pud) pmd_free((mm), (pud)) +#define pyd_populate(mm, pgd, pud) pud_populate((mm), (pgd), (pud)) +#define pyd_offset(mm, address) pud_offset((mm), (address)) +#define PYD_SIZE PUD_SIZE +#define mm_inc_nr_pxds(mm) mm_inc_nr_pmds(mm) +#define mm_dec_nr_pxds(mm) mm_dec_nr_pmds(mm) +#endif + +#ifdef CONFIG_PAX_PER_CPU_PGD +static inline void pgd_ctor(struct mm_struct *mm, pgd_t *pgd) {} +static inline void pgd_dtor(pgd_t *pgd) {} +#else static void pgd_set_mm(pgd_t *pgd, struct mm_struct *mm) { BUILD_BUG_ON(sizeof(virt_to_page(pgd)->index) < sizeof(mm)); @@ -142,6 +207,7 @@ static void pgd_dtor(pgd_t *pgd) pgd_list_del(pgd); spin_unlock(&pgd_lock); } +#endif /* * List of all pgd's needed for non-PAE so it can invalidate entries @@ -154,7 +220,7 @@ static void pgd_dtor(pgd_t *pgd) * -- nyc */ -#ifdef CONFIG_X86_PAE +#if defined(CONFIG_X86_32) && defined(CONFIG_X86_PAE) /* * In PAE mode, we need to do a cr3 reload (=tlb flush) when * updating the top-level pagetable entries to guarantee the @@ -166,7 +232,7 @@ static void pgd_dtor(pgd_t *pgd) * not shared between pagetables (!SHARED_KERNEL_PMDS), we allocate * and initialize the kernel pmds here. */ -#define PREALLOCATED_PMDS UNSHARED_PTRS_PER_PGD +#define PREALLOCATED_PXDS (SHARED_KERNEL_PMD ? KERNEL_PGD_BOUNDARY : PTRS_PER_PGD) void pud_populate(struct mm_struct *mm, pud_t *pudp, pmd_t *pmd) { @@ -184,46 +250,48 @@ void pud_populate(struct mm_struct *mm, pud_t *pudp, pmd_t *pmd) */ flush_tlb_mm(mm); } +#elif defined(CONFIG_X86_64) && defined(CONFIG_PAX_PER_CPU_PGD) +#define PREALLOCATED_PXDS USER_PGD_PTRS #else /* !CONFIG_X86_PAE */ /* No need to prepopulate any pagetable entries in non-PAE modes. */ -#define PREALLOCATED_PMDS 0 +#define PREALLOCATED_PXDS 0 #endif /* CONFIG_X86_PAE */ -static void free_pmds(struct mm_struct *mm, pmd_t *pmds[]) +static void free_pxds(struct mm_struct *mm, pxd_t *pxds[]) { int i; - for(i = 0; i < PREALLOCATED_PMDS; i++) - if (pmds[i]) { - pgtable_pmd_page_dtor(virt_to_page(pmds[i])); - free_page((unsigned long)pmds[i]); - mm_dec_nr_pmds(mm); + for(i = 0; i < PREALLOCATED_PXDS; i++) + if (pxds[i]) { + pgtable_pxd_page_dtor(virt_to_page(pxds[i])); + free_page((unsigned long)pxds[i]); + mm_dec_nr_pxds(mm); } } -static int preallocate_pmds(struct mm_struct *mm, pmd_t *pmds[]) +static int preallocate_pxds(struct mm_struct *mm, pxd_t *pxds[]) { int i; bool failed = false; - for(i = 0; i < PREALLOCATED_PMDS; i++) { - pmd_t *pmd = (pmd_t *)__get_free_page(PGALLOC_GFP); - if (!pmd) + for(i = 0; i < PREALLOCATED_PXDS; i++) { + pxd_t *pxd = (pxd_t *)__get_free_page(PGALLOC_GFP); + if (!pxd) failed = true; - if (pmd && !pgtable_pmd_page_ctor(virt_to_page(pmd))) { - free_page((unsigned long)pmd); - pmd = NULL; + if (pxd && !pgtable_pxd_page_ctor(virt_to_page(pxd))) { + free_page((unsigned long)pxd); + pxd = NULL; failed = true; } - if (pmd) - mm_inc_nr_pmds(mm); - pmds[i] = pmd; + if (pxd) + mm_inc_nr_pxds(mm); + pxds[i] = pxd; } if (failed) { - free_pmds(mm, pmds); + free_pxds(mm, pxds); return -ENOMEM; } @@ -236,43 +304,47 @@ static int preallocate_pmds(struct mm_struct *mm, pmd_t *pmds[]) * preallocate which never got a corresponding vma will need to be * freed manually. */ -static void pgd_mop_up_pmds(struct mm_struct *mm, pgd_t *pgdp) +static void pgd_mop_up_pxds(struct mm_struct *mm, pgd_t *pgdp) { int i; - for(i = 0; i < PREALLOCATED_PMDS; i++) { + for(i = 0; i < PREALLOCATED_PXDS; i++) { pgd_t pgd = pgdp[i]; if (pgd_val(pgd) != 0) { - pmd_t *pmd = (pmd_t *)pgd_page_vaddr(pgd); + pxd_t *pxd = (pxd_t *)pgd_page_vaddr(pgd); - pgdp[i] = native_make_pgd(0); + set_pgd(pgdp + i, native_make_pgd(0)); - paravirt_release_pmd(pgd_val(pgd) >> PAGE_SHIFT); - pmd_free(mm, pmd); - mm_dec_nr_pmds(mm); + paravirt_release_pxd(pgd_val(pgd) >> PAGE_SHIFT); + pxd_free(mm, pxd); + mm_dec_nr_pxds(mm); } } } -static void pgd_prepopulate_pmd(struct mm_struct *mm, pgd_t *pgd, pmd_t *pmds[]) +static void pgd_prepopulate_pxd(struct mm_struct *mm, pgd_t *pgd, pxd_t *pxds[]) { - pud_t *pud; + pyd_t *pyd; int i; - if (PREALLOCATED_PMDS == 0) /* Work around gcc-3.4.x bug */ + if (PREALLOCATED_PXDS == 0) /* Work around gcc-3.4.x bug */ return; - pud = pud_offset(pgd, 0); +#ifdef CONFIG_X86_64 + pyd = pyd_offset(mm, 0L); +#else + pyd = pyd_offset(pgd, 0L); +#endif - for (i = 0; i < PREALLOCATED_PMDS; i++, pud++) { - pmd_t *pmd = pmds[i]; + for (i = 0; i < PREALLOCATED_PXDS; i++, pyd++) { + pxd_t *pxd = pxds[i]; if (i >= KERNEL_PGD_BOUNDARY) - memcpy(pmd, (pmd_t *)pgd_page_vaddr(swapper_pg_dir[i]), - sizeof(pmd_t) * PTRS_PER_PMD); + memcpy(pxd, (pxd_t *)pgd_page_vaddr(swapper_pg_dir[i]), + sizeof(pxd_t) * PTRS_PER_PMD); - pud_populate(mm, pud, pmd); + pyd_populate(mm, pyd, pxd); } } @@ -354,7 +426,7 @@ static inline void _pgd_free(pgd_t *pgd) pgd_t *pgd_alloc(struct mm_struct *mm) { pgd_t *pgd; - pmd_t *pmds[PREALLOCATED_PMDS]; + pxd_t *pxds[PREALLOCATED_PXDS]; pgd = _pgd_alloc(); @@ -363,11 +435,11 @@ pgd_t *pgd_alloc(struct mm_struct *mm) mm->pgd = pgd; - if (preallocate_pmds(mm, pmds) != 0) + if (preallocate_pxds(mm, pxds) != 0) goto out_free_pgd; if (paravirt_pgd_alloc(mm) != 0) - goto out_free_pmds; + goto out_free_pxds; /* * Make sure that pre-populating the pmds is atomic with @@ -377,14 +449,14 @@ pgd_t *pgd_alloc(struct mm_struct *mm) spin_lock(&pgd_lock); pgd_ctor(mm, pgd); - pgd_prepopulate_pmd(mm, pgd, pmds); + pgd_prepopulate_pxd(mm, pgd, pxds); spin_unlock(&pgd_lock); return pgd; -out_free_pmds: - free_pmds(mm, pmds); +out_free_pxds: + free_pxds(mm, pxds); out_free_pgd: _pgd_free(pgd); out: @@ -393,7 +465,7 @@ out: void pgd_free(struct mm_struct *mm, pgd_t *pgd) { - pgd_mop_up_pmds(mm, pgd); + pgd_mop_up_pxds(mm, pgd); pgd_dtor(pgd); paravirt_pgd_free(mm, pgd); _pgd_free(pgd); @@ -544,6 +616,55 @@ void __init reserve_top_address(unsigned long reserve) int fixmaps_set; +static void fix_user_fixmap(enum fixed_addresses idx, unsigned long address) +{ +#ifdef CONFIG_X86_64 + pgd_t *pgd; + pud_t *pud; + pmd_t *pmd; + + switch (idx) { + default: + return; + +#ifdef CONFIG_X86_VSYSCALL_EMULATION + case VSYSCALL_PAGE: + break; +#endif + +#ifdef CONFIG_PARAVIRT_CLOCK + case PVCLOCK_FIXMAP_BEGIN ... PVCLOCK_FIXMAP_END: + break; +#endif + } + + pgd = pgd_offset_k(address); + if (!(pgd_val(*pgd) & _PAGE_USER)) { +#ifdef CONFIG_PAX_PER_CPU_PGD + unsigned int cpu; + pgd_t *pgd_cpu; + + for_each_possible_cpu(cpu) { + pgd_cpu = pgd_offset_cpu(cpu, kernel, address); + set_pgd(pgd_cpu, __pgd(pgd_val(*pgd_cpu) | _PAGE_USER)); + + pgd_cpu = pgd_offset_cpu(cpu, user, address); + set_pgd(pgd_cpu, __pgd(pgd_val(*pgd_cpu) | _PAGE_USER)); + } +#endif + set_pgd(pgd, __pgd(pgd_val(*pgd) | _PAGE_USER)); + } + + pud = pud_offset(pgd, address); + if (!(pud_val(*pud) & _PAGE_USER)) + set_pud(pud, __pud(pud_val(*pud) | _PAGE_USER)); + + pmd = pmd_offset(pud, address); + if (!(pmd_val(*pmd) & _PAGE_USER)) + set_pmd(pmd, __pmd(pmd_val(*pmd) | _PAGE_USER)); +#endif +} + void __native_set_fixmap(enum fixed_addresses idx, pte_t pte) { unsigned long address = __fix_to_virt(idx); @@ -554,6 +675,7 @@ void __native_set_fixmap(enum fixed_addresses idx, pte_t pte) } set_pte_vaddr(address, pte); fixmaps_set++; + fix_user_fixmap(idx, address); } void native_set_fixmap(enum fixed_addresses idx, phys_addr_t phys, @@ -620,9 +742,11 @@ int pmd_set_huge(pmd_t *pmd, phys_addr_t addr, pgprot_t prot) prot = pgprot_4k_2_large(prot); + pax_open_kernel(); set_pte((pte_t *)pmd, pfn_pte( (u64)addr >> PAGE_SHIFT, __pgprot(pgprot_val(prot) | _PAGE_PSE))); + pax_close_kernel(); return 1; } diff --git a/arch/x86/mm/pgtable_32.c b/arch/x86/mm/pgtable_32.c index 75cc097..79a097f 100644 --- a/arch/x86/mm/pgtable_32.c +++ b/arch/x86/mm/pgtable_32.c @@ -47,10 +47,13 @@ void set_pte_vaddr(unsigned long vaddr, pte_t pteval) return; } pte = pte_offset_kernel(pmd, vaddr); + + pax_open_kernel(); if (pte_val(pteval)) set_pte_at(&init_mm, vaddr, pte, pteval); else pte_clear(&init_mm, vaddr, pte); + pax_close_kernel(); /* * It's enough to flush this one mapping. diff --git a/arch/x86/mm/setup_nx.c b/arch/x86/mm/setup_nx.c index 90555bf..f5f1828 100644 --- a/arch/x86/mm/setup_nx.c +++ b/arch/x86/mm/setup_nx.c @@ -5,8 +5,10 @@ #include <asm/pgtable.h> #include <asm/proto.h> +#if defined(CONFIG_X86_64) || defined(CONFIG_X86_PAE) static int disable_nx; +#ifndef CONFIG_PAX_PAGEEXEC /* * noexec = on|off * @@ -28,12 +30,17 @@ static int __init noexec_setup(char *str) return 0; } early_param("noexec", noexec_setup); +#endif + +#endif void x86_configure_nx(void) { +#if defined(CONFIG_X86_64) || defined(CONFIG_X86_PAE) if (cpu_has_nx && !disable_nx) __supported_pte_mask |= _PAGE_NX; else +#endif __supported_pte_mask &= ~_PAGE_NX; } diff --git a/arch/x86/mm/tlb.c b/arch/x86/mm/tlb.c index 8ddb5d0..6f70318 100644 --- a/arch/x86/mm/tlb.c +++ b/arch/x86/mm/tlb.c @@ -45,7 +45,11 @@ void leave_mm(int cpu) BUG(); if (cpumask_test_cpu(cpu, mm_cpumask(active_mm))) { cpumask_clear_cpu(cpu, mm_cpumask(active_mm)); + +#ifndef CONFIG_PAX_PER_CPU_PGD load_cr3(swapper_pg_dir); +#endif + /* * This gets called in the idle path where RCU * functions differently. Tracing normally diff --git a/arch/x86/mm/uderef_64.c b/arch/x86/mm/uderef_64.c new file mode 100644 index 0000000..3fda3f3 --- /dev/null +++ b/arch/x86/mm/uderef_64.c @@ -0,0 +1,37 @@ +#include <linux/mm.h> +#include <asm/pgtable.h> +#include <asm/uaccess.h> + +#ifdef CONFIG_PAX_MEMORY_UDEREF +/* PaX: due to the special call convention these functions must + * - remain leaf functions under all configurations, + * - never be called directly, only dereferenced from the wrappers. + */ +void __used __pax_open_userland(void) +{ + unsigned int cpu; + + if (unlikely(!segment_eq(get_fs(), USER_DS))) + return; + + cpu = raw_get_cpu(); + BUG_ON((read_cr3() & ~PAGE_MASK) != PCID_KERNEL); + write_cr3(__pa_nodebug(get_cpu_pgd(cpu, user)) | PCID_USER | PCID_NOFLUSH); + raw_put_cpu_no_resched(); +} +EXPORT_SYMBOL(__pax_open_userland); + +void __used __pax_close_userland(void) +{ + unsigned int cpu; + + if (unlikely(!segment_eq(get_fs(), USER_DS))) + return; + + cpu = raw_get_cpu(); + BUG_ON((read_cr3() & ~PAGE_MASK) != PCID_USER); + write_cr3(__pa_nodebug(get_cpu_pgd(cpu, kernel)) | PCID_KERNEL | PCID_NOFLUSH); + raw_put_cpu_no_resched(); +} +EXPORT_SYMBOL(__pax_close_userland); +#endif diff --git a/arch/x86/net/bpf_jit.S b/arch/x86/net/bpf_jit.S index 4093216..44b6b83 100644 --- a/arch/x86/net/bpf_jit.S +++ b/arch/x86/net/bpf_jit.S @@ -8,6 +8,7 @@ * of the License. */ #include <linux/linkage.h> +#include <asm/alternative-asm.h> /* * Calling convention : @@ -37,6 +38,7 @@ sk_load_word_positive_offset: jle bpf_slow_path_word mov (SKBDATA,%rsi),%eax bswap %eax /* ntohl() */ + pax_force_retaddr ret sk_load_half: @@ -54,6 +56,7 @@ sk_load_half_positive_offset: jle bpf_slow_path_half movzwl (SKBDATA,%rsi),%eax rol $8,%ax # ntohs() + pax_force_retaddr ret sk_load_byte: @@ -68,6 +71,7 @@ sk_load_byte_positive_offset: cmp %esi,%r9d /* if (offset >= hlen) goto bpf_slow_path_byte */ jle bpf_slow_path_byte movzbl (SKBDATA,%rsi),%eax + pax_force_retaddr ret /* rsi contains offset and can be scratched */ @@ -89,6 +93,7 @@ bpf_slow_path_word: js bpf_error mov - MAX_BPF_STACK + 32(%rbp),%eax bswap %eax + pax_force_retaddr ret bpf_slow_path_half: @@ -97,12 +102,14 @@ bpf_slow_path_half: mov - MAX_BPF_STACK + 32(%rbp),%ax rol $8,%ax movzwl %ax,%eax + pax_force_retaddr ret bpf_slow_path_byte: bpf_slow_path_common(1) js bpf_error movzbl - MAX_BPF_STACK + 32(%rbp),%eax + pax_force_retaddr ret #define sk_negative_common(SIZE) \ @@ -125,6 +132,7 @@ sk_load_word_negative_offset: sk_negative_common(4) mov (%rax), %eax bswap %eax + pax_force_retaddr ret bpf_slow_path_half_neg: @@ -136,6 +144,7 @@ sk_load_half_negative_offset: mov (%rax),%ax rol $8,%ax movzwl %ax,%eax + pax_force_retaddr ret bpf_slow_path_byte_neg: @@ -145,6 +154,7 @@ sk_load_byte_negative_offset: .globl sk_load_byte_negative_offset sk_negative_common(1) movzbl (%rax), %eax + pax_force_retaddr ret bpf_error: @@ -155,4 +165,5 @@ bpf_error: mov - MAX_BPF_STACK + 16(%rbp),%r14 mov - MAX_BPF_STACK + 24(%rbp),%r15 leaveq + pax_force_retaddr ret diff --git a/arch/x86/net/bpf_jit_comp.c b/arch/x86/net/bpf_jit_comp.c index 70efcd0..0a689c9 100644 --- a/arch/x86/net/bpf_jit_comp.c +++ b/arch/x86/net/bpf_jit_comp.c @@ -14,7 +14,11 @@ #include <asm/cacheflush.h> #include <linux/bpf.h> +#ifdef CONFIG_GRKERNSEC_BPF_HARDEN +int bpf_jit_enable __read_only; +#else int bpf_jit_enable __read_mostly; +#endif /* * assembly code in arch/x86/net/bpf_jit.S @@ -176,7 +180,9 @@ static u8 add_2reg(u8 byte, u32 dst_reg, u32 src_reg) static void jit_fill_hole(void *area, unsigned int size) { /* fill whole space with int3 instructions */ + pax_open_kernel(); memset(area, 0xcc, size); + pax_close_kernel(); } struct jit_context { @@ -1030,7 +1036,9 @@ common_load: pr_err("bpf_jit_compile fatal error\n"); return -EFAULT; } + pax_open_kernel(); memcpy(image + proglen, temp, ilen); + pax_close_kernel(); } proglen += ilen; addrs[i] = proglen; @@ -1107,7 +1115,6 @@ void bpf_int_jit_compile(struct bpf_prog *prog) if (image) { bpf_flush_icache(header, image + proglen); - set_memory_ro((unsigned long)header, header->pages); prog->bpf_func = (void *)image; prog->jited = true; } @@ -1120,12 +1127,8 @@ void bpf_jit_free(struct bpf_prog *fp) unsigned long addr = (unsigned long)fp->bpf_func & PAGE_MASK; struct bpf_binary_header *header = (void *)addr; - if (!fp->jited) - goto free_filter; + if (fp->jited) + bpf_jit_binary_free(header); - set_memory_rw(addr, header->pages); - bpf_jit_binary_free(header); - -free_filter: bpf_prog_unlock_free(fp); } diff --git a/arch/x86/oprofile/backtrace.c b/arch/x86/oprofile/backtrace.c index 4e664bd..2beeaa2 100644 --- a/arch/x86/oprofile/backtrace.c +++ b/arch/x86/oprofile/backtrace.c @@ -46,11 +46,11 @@ dump_user_backtrace_32(struct stack_frame_ia32 *head) struct stack_frame_ia32 *fp; unsigned long bytes; - bytes = copy_from_user_nmi(bufhead, head, sizeof(bufhead)); + bytes = copy_from_user_nmi(bufhead, (const char __force_user *)head, sizeof(bufhead)); if (bytes != 0) return NULL; - fp = (struct stack_frame_ia32 *) compat_ptr(bufhead[0].next_frame); + fp = (struct stack_frame_ia32 __force_kernel *) compat_ptr(bufhead[0].next_frame); oprofile_add_trace(bufhead[0].return_address); @@ -92,7 +92,7 @@ static struct stack_frame *dump_user_backtrace(struct stack_frame *head) struct stack_frame bufhead[2]; unsigned long bytes; - bytes = copy_from_user_nmi(bufhead, head, sizeof(bufhead)); + bytes = copy_from_user_nmi(bufhead, (const char __force_user *)head, sizeof(bufhead)); if (bytes != 0) return NULL; diff --git a/arch/x86/oprofile/nmi_int.c b/arch/x86/oprofile/nmi_int.c index 1d2e639..f6ef82a 100644 --- a/arch/x86/oprofile/nmi_int.c +++ b/arch/x86/oprofile/nmi_int.c @@ -23,6 +23,7 @@ #include <asm/nmi.h> #include <asm/msr.h> #include <asm/apic.h> +#include <asm/pgtable.h> #include "op_counter.h" #include "op_x86_model.h" @@ -785,8 +786,11 @@ int __init op_nmi_init(struct oprofile_operations *ops) if (ret) return ret; - if (!model->num_virt_counters) - model->num_virt_counters = model->num_counters; + if (!model->num_virt_counters) { + pax_open_kernel(); + *(unsigned int *)&model->num_virt_counters = model->num_counters; + pax_close_kernel(); + } mux_init(ops); diff --git a/arch/x86/oprofile/op_model_amd.c b/arch/x86/oprofile/op_model_amd.c index 50d86c0..7985318 100644 --- a/arch/x86/oprofile/op_model_amd.c +++ b/arch/x86/oprofile/op_model_amd.c @@ -519,9 +519,11 @@ static int op_amd_init(struct oprofile_operations *ops) num_counters = AMD64_NUM_COUNTERS; } - op_amd_spec.num_counters = num_counters; - op_amd_spec.num_controls = num_counters; - op_amd_spec.num_virt_counters = max(num_counters, NUM_VIRT_COUNTERS); + pax_open_kernel(); + *(unsigned int *)&op_amd_spec.num_counters = num_counters; + *(unsigned int *)&op_amd_spec.num_controls = num_counters; + *(unsigned int *)&op_amd_spec.num_virt_counters = max(num_counters, NUM_VIRT_COUNTERS); + pax_close_kernel(); return 0; } diff --git a/arch/x86/oprofile/op_model_ppro.c b/arch/x86/oprofile/op_model_ppro.c index d90528e..0127e2b 100644 --- a/arch/x86/oprofile/op_model_ppro.c +++ b/arch/x86/oprofile/op_model_ppro.c @@ -19,6 +19,7 @@ #include <asm/msr.h> #include <asm/apic.h> #include <asm/nmi.h> +#include <asm/pgtable.h> #include "op_x86_model.h" #include "op_counter.h" @@ -221,8 +222,10 @@ static void arch_perfmon_setup_counters(void) num_counters = min((int)eax.split.num_counters, OP_MAX_COUNTER); - op_arch_perfmon_spec.num_counters = num_counters; - op_arch_perfmon_spec.num_controls = num_counters; + pax_open_kernel(); + *(unsigned int *)&op_arch_perfmon_spec.num_counters = num_counters; + *(unsigned int *)&op_arch_perfmon_spec.num_controls = num_counters; + pax_close_kernel(); } static int arch_perfmon_init(struct oprofile_operations *ignore) diff --git a/arch/x86/oprofile/op_x86_model.h b/arch/x86/oprofile/op_x86_model.h index 71e8a67..6a313bb 100644 --- a/arch/x86/oprofile/op_x86_model.h +++ b/arch/x86/oprofile/op_x86_model.h @@ -52,7 +52,7 @@ struct op_x86_model_spec { void (*switch_ctrl)(struct op_x86_model_spec const *model, struct op_msrs const * const msrs); #endif -}; +} __do_const; struct op_counter_config; diff --git a/arch/x86/pci/intel_mid_pci.c b/arch/x86/pci/intel_mid_pci.c index 0d24e7c..d937be3 100644 --- a/arch/x86/pci/intel_mid_pci.c +++ b/arch/x86/pci/intel_mid_pci.c @@ -283,7 +283,7 @@ int __init intel_mid_pci_init(void) pci_mmcfg_late_init(); pcibios_enable_irq = intel_mid_pci_irq_enable; pcibios_disable_irq = intel_mid_pci_irq_disable; - pci_root_ops = intel_mid_pci_ops; + memcpy((void *)&pci_root_ops, &intel_mid_pci_ops, sizeof pci_root_ops); pci_soc_mode = 1; /* Continue with standard init */ return 1; diff --git a/arch/x86/pci/irq.c b/arch/x86/pci/irq.c index 32e7034..bf2dd06 100644 --- a/arch/x86/pci/irq.c +++ b/arch/x86/pci/irq.c @@ -51,7 +51,7 @@ struct irq_router { struct irq_router_handler { u16 vendor; int (*probe)(struct irq_router *r, struct pci_dev *router, u16 device); -}; +} __do_const; int (*pcibios_enable_irq)(struct pci_dev *dev) = pirq_enable_irq; void (*pcibios_disable_irq)(struct pci_dev *dev) = pirq_disable_irq; @@ -792,7 +792,7 @@ static __init int pico_router_probe(struct irq_router *r, struct pci_dev *router return 0; } -static __initdata struct irq_router_handler pirq_routers[] = { +static __initconst const struct irq_router_handler pirq_routers[] = { { PCI_VENDOR_ID_INTEL, intel_router_probe }, { PCI_VENDOR_ID_AL, ali_router_probe }, { PCI_VENDOR_ID_ITE, ite_router_probe }, @@ -819,7 +819,7 @@ static struct pci_dev *pirq_router_dev; static void __init pirq_find_router(struct irq_router *r) { struct irq_routing_table *rt = pirq_table; - struct irq_router_handler *h; + const struct irq_router_handler *h; #ifdef CONFIG_PCI_BIOS if (!rt->signature) { @@ -1092,7 +1092,7 @@ static int __init fix_acer_tm360_irqrouting(const struct dmi_system_id *d) return 0; } -static struct dmi_system_id __initdata pciirq_dmi_table[] = { +static const struct dmi_system_id __initconst pciirq_dmi_table[] = { { .callback = fix_broken_hp_bios_irq9, .ident = "HP Pavilion N5400 Series Laptop", diff --git a/arch/x86/pci/pcbios.c b/arch/x86/pci/pcbios.c index 9b83b90..2c256c5 100644 --- a/arch/x86/pci/pcbios.c +++ b/arch/x86/pci/pcbios.c @@ -79,7 +79,7 @@ union bios32 { static struct { unsigned long address; unsigned short segment; -} bios32_indirect __initdata = { 0, __KERNEL_CS }; +} bios32_indirect __initdata = { 0, __PCIBIOS_CS }; /* * Returns the entry point for the given service, NULL on error @@ -92,37 +92,80 @@ static unsigned long __init bios32_service(unsigned long service) unsigned long length; /* %ecx */ unsigned long entry; /* %edx */ unsigned long flags; + struct desc_struct d, *gdt; local_irq_save(flags); - __asm__("lcall *(%%edi); cld" + + gdt = get_cpu_gdt_table(smp_processor_id()); + + pack_descriptor(&d, 0UL, 0xFFFFFUL, 0x9B, 0xC); + write_gdt_entry(gdt, GDT_ENTRY_PCIBIOS_CS, &d, DESCTYPE_S); + pack_descriptor(&d, 0UL, 0xFFFFFUL, 0x93, 0xC); + write_gdt_entry(gdt, GDT_ENTRY_PCIBIOS_DS, &d, DESCTYPE_S); + + __asm__("movw %w7, %%ds; lcall *(%%edi); push %%ss; pop %%ds; cld" : "=a" (return_code), "=b" (address), "=c" (length), "=d" (entry) : "0" (service), "1" (0), - "D" (&bios32_indirect)); + "D" (&bios32_indirect), + "r"(__PCIBIOS_DS) + : "memory"); + + pax_open_kernel(); + gdt[GDT_ENTRY_PCIBIOS_CS].a = 0; + gdt[GDT_ENTRY_PCIBIOS_CS].b = 0; + gdt[GDT_ENTRY_PCIBIOS_DS].a = 0; + gdt[GDT_ENTRY_PCIBIOS_DS].b = 0; + pax_close_kernel(); + local_irq_restore(flags); switch (return_code) { - case 0: - return address + entry; - case 0x80: /* Not present */ - printk(KERN_WARNING "bios32_service(0x%lx): not present\n", service); - return 0; - default: /* Shouldn't happen */ - printk(KERN_WARNING "bios32_service(0x%lx): returned 0x%x -- BIOS bug!\n", - service, return_code); + case 0: { + int cpu; + unsigned char flags; + + printk(KERN_INFO "bios32_service: base:%08lx length:%08lx entry:%08lx\n", address, length, entry); + if (address >= 0xFFFF0 || length > 0x100000 - address || length <= entry) { + printk(KERN_WARNING "bios32_service: not valid\n"); return 0; + } + address = address + PAGE_OFFSET; + length += 16UL; /* some BIOSs underreport this... */ + flags = 4; + if (length >= 64*1024*1024) { + length >>= PAGE_SHIFT; + flags |= 8; + } + + for (cpu = 0; cpu < nr_cpu_ids; cpu++) { + gdt = get_cpu_gdt_table(cpu); + pack_descriptor(&d, address, length, 0x9b, flags); + write_gdt_entry(gdt, GDT_ENTRY_PCIBIOS_CS, &d, DESCTYPE_S); + pack_descriptor(&d, address, length, 0x93, flags); + write_gdt_entry(gdt, GDT_ENTRY_PCIBIOS_DS, &d, DESCTYPE_S); + } + return entry; + } + case 0x80: /* Not present */ + printk(KERN_WARNING "bios32_service(0x%lx): not present\n", service); + return 0; + default: /* Shouldn't happen */ + printk(KERN_WARNING "bios32_service(0x%lx): returned 0x%x -- BIOS bug!\n", + service, return_code); + return 0; } } static struct { unsigned long address; unsigned short segment; -} pci_indirect = { 0, __KERNEL_CS }; +} pci_indirect __read_only = { 0, __PCIBIOS_CS }; -static int pci_bios_present; +static int pci_bios_present __read_only; static int __init check_pcibios(void) { @@ -131,11 +174,13 @@ static int __init check_pcibios(void) unsigned long flags, pcibios_entry; if ((pcibios_entry = bios32_service(PCI_SERVICE))) { - pci_indirect.address = pcibios_entry + PAGE_OFFSET; + pci_indirect.address = pcibios_entry; local_irq_save(flags); - __asm__( - "lcall *(%%edi); cld\n\t" + __asm__("movw %w6, %%ds\n\t" + "lcall *%%ss:(%%edi); cld\n\t" + "push %%ss\n\t" + "pop %%ds\n\t" "jc 1f\n\t" "xor %%ah, %%ah\n" "1:" @@ -144,7 +189,8 @@ static int __init check_pcibios(void) "=b" (ebx), "=c" (ecx) : "1" (PCIBIOS_PCI_BIOS_PRESENT), - "D" (&pci_indirect) + "D" (&pci_indirect), + "r" (__PCIBIOS_DS) : "memory"); local_irq_restore(flags); @@ -189,7 +235,10 @@ static int pci_bios_read(unsigned int seg, unsigned int bus, switch (len) { case 1: - __asm__("lcall *(%%esi); cld\n\t" + __asm__("movw %w6, %%ds\n\t" + "lcall *%%ss:(%%esi); cld\n\t" + "push %%ss\n\t" + "pop %%ds\n\t" "jc 1f\n\t" "xor %%ah, %%ah\n" "1:" @@ -198,7 +247,8 @@ static int pci_bios_read(unsigned int seg, unsigned int bus, : "1" (PCIBIOS_READ_CONFIG_BYTE), "b" (bx), "D" ((long)reg), - "S" (&pci_indirect)); + "S" (&pci_indirect), + "r" (__PCIBIOS_DS)); /* * Zero-extend the result beyond 8 bits, do not trust the * BIOS having done it: @@ -206,7 +256,10 @@ static int pci_bios_read(unsigned int seg, unsigned int bus, *value &= 0xff; break; case 2: - __asm__("lcall *(%%esi); cld\n\t" + __asm__("movw %w6, %%ds\n\t" + "lcall *%%ss:(%%esi); cld\n\t" + "push %%ss\n\t" + "pop %%ds\n\t" "jc 1f\n\t" "xor %%ah, %%ah\n" "1:" @@ -215,7 +268,8 @@ static int pci_bios_read(unsigned int seg, unsigned int bus, : "1" (PCIBIOS_READ_CONFIG_WORD), "b" (bx), "D" ((long)reg), - "S" (&pci_indirect)); + "S" (&pci_indirect), + "r" (__PCIBIOS_DS)); /* * Zero-extend the result beyond 16 bits, do not trust the * BIOS having done it: @@ -223,7 +277,10 @@ static int pci_bios_read(unsigned int seg, unsigned int bus, *value &= 0xffff; break; case 4: - __asm__("lcall *(%%esi); cld\n\t" + __asm__("movw %w6, %%ds\n\t" + "lcall *%%ss:(%%esi); cld\n\t" + "push %%ss\n\t" + "pop %%ds\n\t" "jc 1f\n\t" "xor %%ah, %%ah\n" "1:" @@ -232,7 +289,8 @@ static int pci_bios_read(unsigned int seg, unsigned int bus, : "1" (PCIBIOS_READ_CONFIG_DWORD), "b" (bx), "D" ((long)reg), - "S" (&pci_indirect)); + "S" (&pci_indirect), + "r" (__PCIBIOS_DS)); break; } @@ -256,7 +314,10 @@ static int pci_bios_write(unsigned int seg, unsigned int bus, switch (len) { case 1: - __asm__("lcall *(%%esi); cld\n\t" + __asm__("movw %w6, %%ds\n\t" + "lcall *%%ss:(%%esi); cld\n\t" + "push %%ss\n\t" + "pop %%ds\n\t" "jc 1f\n\t" "xor %%ah, %%ah\n" "1:" @@ -265,10 +326,14 @@ static int pci_bios_write(unsigned int seg, unsigned int bus, "c" (value), "b" (bx), "D" ((long)reg), - "S" (&pci_indirect)); + "S" (&pci_indirect), + "r" (__PCIBIOS_DS)); break; case 2: - __asm__("lcall *(%%esi); cld\n\t" + __asm__("movw %w6, %%ds\n\t" + "lcall *%%ss:(%%esi); cld\n\t" + "push %%ss\n\t" + "pop %%ds\n\t" "jc 1f\n\t" "xor %%ah, %%ah\n" "1:" @@ -277,10 +342,14 @@ static int pci_bios_write(unsigned int seg, unsigned int bus, "c" (value), "b" (bx), "D" ((long)reg), - "S" (&pci_indirect)); + "S" (&pci_indirect), + "r" (__PCIBIOS_DS)); break; case 4: - __asm__("lcall *(%%esi); cld\n\t" + __asm__("movw %w6, %%ds\n\t" + "lcall *%%ss:(%%esi); cld\n\t" + "push %%ss\n\t" + "pop %%ds\n\t" "jc 1f\n\t" "xor %%ah, %%ah\n" "1:" @@ -289,7 +358,8 @@ static int pci_bios_write(unsigned int seg, unsigned int bus, "c" (value), "b" (bx), "D" ((long)reg), - "S" (&pci_indirect)); + "S" (&pci_indirect), + "r" (__PCIBIOS_DS)); break; } @@ -394,10 +464,13 @@ struct irq_routing_table * pcibios_get_irq_routing_table(void) DBG("PCI: Fetching IRQ routing table... "); __asm__("push %%es\n\t" + "movw %w8, %%ds\n\t" "push %%ds\n\t" "pop %%es\n\t" - "lcall *(%%esi); cld\n\t" + "lcall *%%ss:(%%esi); cld\n\t" "pop %%es\n\t" + "push %%ss\n\t" + "pop %%ds\n" "jc 1f\n\t" "xor %%ah, %%ah\n" "1:" @@ -408,7 +481,8 @@ struct irq_routing_table * pcibios_get_irq_routing_table(void) "1" (0), "D" ((long) &opt), "S" (&pci_indirect), - "m" (opt) + "m" (opt), + "r" (__PCIBIOS_DS) : "memory"); DBG("OK ret=%d, size=%d, map=%x\n", ret, opt.size, map); if (ret & 0xff00) @@ -432,7 +506,10 @@ int pcibios_set_irq_routing(struct pci_dev *dev, int pin, int irq) { int ret; - __asm__("lcall *(%%esi); cld\n\t" + __asm__("movw %w5, %%ds\n\t" + "lcall *%%ss:(%%esi); cld\n\t" + "push %%ss\n\t" + "pop %%ds\n" "jc 1f\n\t" "xor %%ah, %%ah\n" "1:" @@ -440,7 +517,8 @@ int pcibios_set_irq_routing(struct pci_dev *dev, int pin, int irq) : "0" (PCIBIOS_SET_PCI_HW_INT), "b" ((dev->bus->number << 8) | dev->devfn), "c" ((irq << 8) | (pin + 10)), - "S" (&pci_indirect)); + "S" (&pci_indirect), + "r" (__PCIBIOS_DS)); return !(ret & 0xff00); } EXPORT_SYMBOL(pcibios_set_irq_routing); diff --git a/arch/x86/platform/efi/efi_32.c b/arch/x86/platform/efi/efi_32.c index ed5b673..24d2d53 100644 --- a/arch/x86/platform/efi/efi_32.c +++ b/arch/x86/platform/efi/efi_32.c @@ -61,11 +61,27 @@ pgd_t * __init efi_call_phys_prolog(void) struct desc_ptr gdt_descr; pgd_t *save_pgd; +#ifdef CONFIG_PAX_KERNEXEC + struct desc_struct d; +#endif + /* Current pgd is swapper_pg_dir, we'll restore it later: */ +#ifdef CONFIG_PAX_PER_CPU_PGD + save_pgd = get_cpu_pgd(smp_processor_id(), kernel); +#else save_pgd = swapper_pg_dir; +#endif + load_cr3(initial_page_table); __flush_tlb_all(); +#ifdef CONFIG_PAX_KERNEXEC + pack_descriptor(&d, 0, 0xFFFFF, 0x9B, 0xC); + write_gdt_entry(get_cpu_gdt_table(0), GDT_ENTRY_KERNEXEC_EFI_CS, &d, DESCTYPE_S); + pack_descriptor(&d, 0, 0xFFFFF, 0x93, 0xC); + write_gdt_entry(get_cpu_gdt_table(0), GDT_ENTRY_KERNEXEC_EFI_DS, &d, DESCTYPE_S); +#endif + gdt_descr.address = __pa(get_cpu_gdt_table(0)); gdt_descr.size = GDT_SIZE - 1; load_gdt(&gdt_descr); @@ -77,6 +93,14 @@ void __init efi_call_phys_epilog(pgd_t *save_pgd) { struct desc_ptr gdt_descr; +#ifdef CONFIG_PAX_KERNEXEC + struct desc_struct d; + + memset(&d, 0, sizeof d); + write_gdt_entry(get_cpu_gdt_table(0), GDT_ENTRY_KERNEXEC_EFI_CS, &d, DESCTYPE_S); + write_gdt_entry(get_cpu_gdt_table(0), GDT_ENTRY_KERNEXEC_EFI_DS, &d, DESCTYPE_S); +#endif + gdt_descr.address = (unsigned long)get_cpu_gdt_table(0); gdt_descr.size = GDT_SIZE - 1; load_gdt(&gdt_descr); diff --git a/arch/x86/platform/efi/efi_64.c b/arch/x86/platform/efi/efi_64.c index a0ac0f9..f41d324 100644 --- a/arch/x86/platform/efi/efi_64.c +++ b/arch/x86/platform/efi/efi_64.c @@ -96,6 +96,11 @@ pgd_t * __init efi_call_phys_prolog(void) vaddress = (unsigned long)__va(pgd * PGDIR_SIZE); set_pgd(pgd_offset_k(pgd * PGDIR_SIZE), *pgd_offset_k(vaddress)); } + +#ifdef CONFIG_PAX_PER_CPU_PGD + load_cr3(swapper_pg_dir); +#endif + __flush_tlb_all(); return save_pgd; @@ -119,6 +124,10 @@ void __init efi_call_phys_epilog(pgd_t *save_pgd) kfree(save_pgd); +#ifdef CONFIG_PAX_PER_CPU_PGD + load_cr3(get_cpu_pgd(smp_processor_id(), kernel)); +#endif + __flush_tlb_all(); early_code_mapping_set_exec(0); } @@ -148,8 +157,23 @@ int __init efi_setup_page_tables(unsigned long pa_memmap, unsigned num_pages) unsigned npages; pgd_t *pgd; - if (efi_enabled(EFI_OLD_MEMMAP)) + if (efi_enabled(EFI_OLD_MEMMAP)) { + /* PaX: We need to disable the NX bit in the PGD, otherwise we won't be + * able to execute the EFI services. + */ + if (__supported_pte_mask & _PAGE_NX) { + unsigned long addr = (unsigned long) __va(0); + pgd_t pe = __pgd(pgd_val(*pgd_offset_k(addr)) & ~_PAGE_NX); + + pr_alert("PAX: Disabling NX protection for low memory map. Try booting without \"efi=old_map\"\n"); +#ifdef CONFIG_PAX_PER_CPU_PGD + set_pgd(pgd_offset_cpu(0, kernel, addr), pe); +#endif + set_pgd(pgd_offset_k(addr), pe); + } + return 0; + } efi_scratch.efi_pgt = (pgd_t *)(unsigned long)real_mode_header->trampoline_pgd; pgd = __va(efi_scratch.efi_pgt); diff --git a/arch/x86/platform/efi/efi_stub_32.S b/arch/x86/platform/efi/efi_stub_32.S index 040192b..7d3300f 100644 --- a/arch/x86/platform/efi/efi_stub_32.S +++ b/arch/x86/platform/efi/efi_stub_32.S @@ -6,7 +6,9 @@ */ #include <linux/linkage.h> +#include <linux/init.h> #include <asm/page_types.h> +#include <asm/segment.h> /* * efi_call_phys(void *, ...) is a function with variable parameters. @@ -20,7 +22,7 @@ * service functions will comply with gcc calling convention, too. */ -.text +__INIT ENTRY(efi_call_phys) /* * 0. The function can only be called in Linux kernel. So CS has been @@ -36,10 +38,24 @@ ENTRY(efi_call_phys) * The mapping of lower virtual memory has been created in prolog and * epilog. */ - movl $1f, %edx - subl $__PAGE_OFFSET, %edx - jmp *%edx +#ifdef CONFIG_PAX_KERNEXEC + movl $(__KERNEXEC_EFI_DS), %edx + mov %edx, %ds + mov %edx, %es + mov %edx, %ss + addl $2f,(1f) + ljmp *(1f) + +__INITDATA +1: .long __LOAD_PHYSICAL_ADDR, __KERNEXEC_EFI_CS +.previous + +2: + subl $2b,(1b) +#else + jmp 1f-__PAGE_OFFSET 1: +#endif /* * 2. Now on the top of stack is the return @@ -47,14 +63,8 @@ ENTRY(efi_call_phys) * parameter 2, ..., param n. To make things easy, we save the return * address of efi_call_phys in a global variable. */ - popl %edx - movl %edx, saved_return_addr - /* get the function pointer into ECX*/ - popl %ecx - movl %ecx, efi_rt_function_ptr - movl $2f, %edx - subl $__PAGE_OFFSET, %edx - pushl %edx + popl (saved_return_addr) + popl (efi_rt_function_ptr) /* * 3. Clear PG bit in %CR0. @@ -73,9 +83,8 @@ ENTRY(efi_call_phys) /* * 5. Call the physical function. */ - jmp *%ecx + call *(efi_rt_function_ptr-__PAGE_OFFSET) -2: /* * 6. After EFI runtime service returns, control will return to * following instruction. We'd better readjust stack pointer first. @@ -88,35 +97,36 @@ ENTRY(efi_call_phys) movl %cr0, %edx orl $0x80000000, %edx movl %edx, %cr0 - jmp 1f -1: + /* * 8. Now restore the virtual mode from flat mode by * adding EIP with PAGE_OFFSET. */ - movl $1f, %edx - jmp *%edx +#ifdef CONFIG_PAX_KERNEXEC + movl $(__KERNEL_DS), %edx + mov %edx, %ds + mov %edx, %es + mov %edx, %ss + ljmp $(__KERNEL_CS),$1f +#else + jmp 1f+__PAGE_OFFSET +#endif 1: /* * 9. Balance the stack. And because EAX contain the return value, * we'd better not clobber it. */ - leal efi_rt_function_ptr, %edx - movl (%edx), %ecx - pushl %ecx + pushl (efi_rt_function_ptr) /* - * 10. Push the saved return address onto the stack and return. + * 10. Return to the saved return address. */ - leal saved_return_addr, %edx - movl (%edx), %ecx - pushl %ecx - ret + jmpl *(saved_return_addr) ENDPROC(efi_call_phys) .previous -.data +__INITDATA saved_return_addr: .long 0 efi_rt_function_ptr: diff --git a/arch/x86/platform/efi/efi_stub_64.S b/arch/x86/platform/efi/efi_stub_64.S index 86d0f9e..6d499f4 100644 --- a/arch/x86/platform/efi/efi_stub_64.S +++ b/arch/x86/platform/efi/efi_stub_64.S @@ -11,6 +11,7 @@ #include <asm/msr.h> #include <asm/processor-flags.h> #include <asm/page_types.h> +#include <asm/alternative-asm.h> #define SAVE_XMM \ mov %rsp, %rax; \ @@ -88,6 +89,7 @@ ENTRY(efi_call) RESTORE_PGT addq $48, %rsp RESTORE_XMM + pax_force_retaddr 0, 1 ret ENDPROC(efi_call) diff --git a/arch/x86/platform/intel-mid/intel-mid.c b/arch/x86/platform/intel-mid/intel-mid.c index 01d54ea..ba1d71c 100644 --- a/arch/x86/platform/intel-mid/intel-mid.c +++ b/arch/x86/platform/intel-mid/intel-mid.c @@ -63,7 +63,7 @@ enum intel_mid_timer_options intel_mid_timer_options; /* intel_mid_ops to store sub arch ops */ struct intel_mid_ops *intel_mid_ops; /* getter function for sub arch ops*/ -static void *(*get_intel_mid_ops[])(void) = INTEL_MID_OPS_INIT; +static const void *(*get_intel_mid_ops[])(void) = INTEL_MID_OPS_INIT; enum intel_mid_cpu_type __intel_mid_cpu_chip; EXPORT_SYMBOL_GPL(__intel_mid_cpu_chip); @@ -71,9 +71,10 @@ static void intel_mid_power_off(void) { }; -static void intel_mid_reboot(void) +static void __noreturn intel_mid_reboot(void) { intel_scu_ipc_simple_command(IPCMSG_COLD_BOOT, 0); + BUG(); } static unsigned long __init intel_mid_calibrate_tsc(void) diff --git a/arch/x86/platform/intel-mid/intel_mid_weak_decls.h b/arch/x86/platform/intel-mid/intel_mid_weak_decls.h index 3c1c386..59a68ed 100644 --- a/arch/x86/platform/intel-mid/intel_mid_weak_decls.h +++ b/arch/x86/platform/intel-mid/intel_mid_weak_decls.h @@ -13,6 +13,6 @@ /* For every CPU addition a new get_<cpuname>_ops interface needs * to be added. */ -extern void *get_penwell_ops(void); -extern void *get_cloverview_ops(void); -extern void *get_tangier_ops(void); +extern const void *get_penwell_ops(void); +extern const void *get_cloverview_ops(void); +extern const void *get_tangier_ops(void); diff --git a/arch/x86/platform/intel-mid/mfld.c b/arch/x86/platform/intel-mid/mfld.c index 23381d2..8ddc10e 100644 --- a/arch/x86/platform/intel-mid/mfld.c +++ b/arch/x86/platform/intel-mid/mfld.c @@ -64,12 +64,12 @@ static void __init penwell_arch_setup(void) pm_power_off = mfld_power_off; } -void *get_penwell_ops(void) +const void *get_penwell_ops(void) { return &penwell_ops; } -void *get_cloverview_ops(void) +const void *get_cloverview_ops(void) { return &penwell_ops; } diff --git a/arch/x86/platform/intel-mid/mrfl.c b/arch/x86/platform/intel-mid/mrfl.c index aaca917..66eadbc 100644 --- a/arch/x86/platform/intel-mid/mrfl.c +++ b/arch/x86/platform/intel-mid/mrfl.c @@ -97,7 +97,7 @@ static struct intel_mid_ops tangier_ops = { .arch_setup = tangier_arch_setup, }; -void *get_tangier_ops(void) +const void *get_tangier_ops(void) { return &tangier_ops; } diff --git a/arch/x86/platform/intel-quark/imr_selftest.c b/arch/x86/platform/intel-quark/imr_selftest.c index 278e4da..35db1a9 100644 --- a/arch/x86/platform/intel-quark/imr_selftest.c +++ b/arch/x86/platform/intel-quark/imr_selftest.c @@ -55,7 +55,7 @@ static void __init imr_self_test_result(int res, const char *fmt, ...) */ static void __init imr_self_test(void) { - phys_addr_t base = virt_to_phys(&_text); + phys_addr_t base = virt_to_phys((void *)ktla_ktva((unsigned long)_text)); size_t size = virt_to_phys(&__end_rodata) - base; const char *fmt_over = "overlapped IMR @ (0x%08lx - 0x%08lx)\n"; int ret; diff --git a/arch/x86/platform/olpc/olpc_dt.c b/arch/x86/platform/olpc/olpc_dt.c index d6ee929..3637cb5 100644 --- a/arch/x86/platform/olpc/olpc_dt.c +++ b/arch/x86/platform/olpc/olpc_dt.c @@ -156,7 +156,7 @@ void * __init prom_early_alloc(unsigned long size) return res; } -static struct of_pdt_ops prom_olpc_ops __initdata = { +static struct of_pdt_ops prom_olpc_ops __initconst = { .nextprop = olpc_dt_nextprop, .getproplen = olpc_dt_getproplen, .getproperty = olpc_dt_getproperty, diff --git a/arch/x86/power/cpu.c b/arch/x86/power/cpu.c index 9ab5279..8ba4611 100644 --- a/arch/x86/power/cpu.c +++ b/arch/x86/power/cpu.c @@ -134,11 +134,8 @@ static void do_fpu_end(void) static void fix_processor_context(void) { int cpu = smp_processor_id(); - struct tss_struct *t = &per_cpu(cpu_tss, cpu); -#ifdef CONFIG_X86_64 - struct desc_struct *desc = get_cpu_gdt_table(cpu); - tss_desc tss; -#endif + struct tss_struct *t = cpu_tss + cpu; + set_tss_desc(cpu, t); /* * This just modifies memory; should not be * necessary. But... This is necessary, because @@ -147,10 +144,6 @@ static void fix_processor_context(void) */ #ifdef CONFIG_X86_64 - memcpy(&tss, &desc[GDT_ENTRY_TSS], sizeof(tss_desc)); - tss.type = 0x9; /* The available 64-bit TSS (see AMD vol 2, pg 91 */ - write_gdt_entry(desc, GDT_ENTRY_TSS, &tss, DESC_TSS); - syscall_init(); /* This sets MSR_*STAR and related */ #endif load_TR_desc(); /* This does ltr */ diff --git a/arch/x86/realmode/init.c b/arch/x86/realmode/init.c index 0b7a63d..dff2199 100644 --- a/arch/x86/realmode/init.c +++ b/arch/x86/realmode/init.c @@ -68,7 +68,13 @@ void __init setup_real_mode(void) __va(real_mode_header->trampoline_header); #ifdef CONFIG_X86_32 - trampoline_header->start = __pa_symbol(startup_32_smp); + trampoline_header->start = __pa_symbol(ktla_ktva((unsigned long)startup_32_smp)); + +#ifdef CONFIG_PAX_KERNEXEC + trampoline_header->start -= LOAD_PHYSICAL_ADDR; +#endif + + trampoline_header->boot_cs = __BOOT_CS; trampoline_header->gdt_limit = __BOOT_DS + 7; trampoline_header->gdt_base = __pa_symbol(boot_gdt); #else @@ -84,7 +90,7 @@ void __init setup_real_mode(void) *trampoline_cr4_features = __read_cr4(); trampoline_pgd = (u64 *) __va(real_mode_header->trampoline_pgd); - trampoline_pgd[0] = init_level4_pgt[pgd_index(__PAGE_OFFSET)].pgd; + trampoline_pgd[0] = init_level4_pgt[pgd_index(__PAGE_OFFSET)].pgd & ~_PAGE_NX; trampoline_pgd[511] = init_level4_pgt[511].pgd; #endif } diff --git a/arch/x86/realmode/rm/Makefile b/arch/x86/realmode/rm/Makefile index 2730d77..2e4cd19 100644 --- a/arch/x86/realmode/rm/Makefile +++ b/arch/x86/realmode/rm/Makefile @@ -68,5 +68,8 @@ $(obj)/realmode.relocs: $(obj)/realmode.elf FORCE KBUILD_CFLAGS := $(LINUXINCLUDE) $(REALMODE_CFLAGS) -D_SETUP -D_WAKEUP \ -I$(srctree)/arch/x86/boot +ifdef CONSTIFY_PLUGIN +KBUILD_CFLAGS += -fplugin-arg-constify_plugin-no-constify +endif KBUILD_AFLAGS := $(KBUILD_CFLAGS) -D__ASSEMBLY__ GCOV_PROFILE := n diff --git a/arch/x86/realmode/rm/header.S b/arch/x86/realmode/rm/header.S index a28221d..93c40f1 100644 --- a/arch/x86/realmode/rm/header.S +++ b/arch/x86/realmode/rm/header.S @@ -30,7 +30,9 @@ GLOBAL(real_mode_header) #endif /* APM/BIOS reboot */ .long pa_machine_real_restart_asm -#ifdef CONFIG_X86_64 +#ifdef CONFIG_X86_32 + .long __KERNEL_CS +#else .long __KERNEL32_CS #endif END(real_mode_header) diff --git a/arch/x86/realmode/rm/reboot.S b/arch/x86/realmode/rm/reboot.S index d66c607..3def845 100644 --- a/arch/x86/realmode/rm/reboot.S +++ b/arch/x86/realmode/rm/reboot.S @@ -27,6 +27,10 @@ ENTRY(machine_real_restart_asm) lgdtl pa_tr_gdt /* Disable paging to drop us out of long mode */ + movl %cr4, %eax + andl $~X86_CR4_PCIDE, %eax + movl %eax, %cr4 + movl %cr0, %eax andl $~X86_CR0_PG, %eax movl %eax, %cr0 diff --git a/arch/x86/realmode/rm/trampoline_32.S b/arch/x86/realmode/rm/trampoline_32.S index 48ddd76..c26749f 100644 --- a/arch/x86/realmode/rm/trampoline_32.S +++ b/arch/x86/realmode/rm/trampoline_32.S @@ -24,6 +24,12 @@ #include <asm/page_types.h> #include "realmode.h" +#ifdef CONFIG_PAX_KERNEXEC +#define ta(X) (X) +#else +#define ta(X) (pa_ ## X) +#endif + .text .code16 @@ -38,8 +44,6 @@ ENTRY(trampoline_start) cli # We should be safe anyway - movl tr_start, %eax # where we need to go - movl $0xA5A5A5A5, trampoline_status # write marker for master knows we're running @@ -55,7 +59,7 @@ ENTRY(trampoline_start) movw $1, %dx # protected mode (PE) bit lmsw %dx # into protected mode - ljmpl $__BOOT_CS, $pa_startup_32 + ljmpl *(trampoline_header) .section ".text32","ax" .code32 @@ -66,7 +70,7 @@ ENTRY(startup_32) # note: also used from wakeup_asm.S .balign 8 GLOBAL(trampoline_header) tr_start: .space 4 - tr_gdt_pad: .space 2 + tr_boot_cs: .space 2 tr_gdt: .space 6 END(trampoline_header) diff --git a/arch/x86/realmode/rm/trampoline_64.S b/arch/x86/realmode/rm/trampoline_64.S index dac7b20..72dbaca 100644 --- a/arch/x86/realmode/rm/trampoline_64.S +++ b/arch/x86/realmode/rm/trampoline_64.S @@ -93,6 +93,7 @@ ENTRY(startup_32) movl %edx, %gs movl pa_tr_cr4, %eax + andl $~X86_CR4_PCIDE, %eax movl %eax, %cr4 # Enable PAE mode # Setup trampoline 4 level pagetables @@ -106,7 +107,7 @@ ENTRY(startup_32) wrmsr # Enable paging and in turn activate Long Mode - movl $(X86_CR0_PG | X86_CR0_WP | X86_CR0_PE), %eax + movl $(X86_CR0_PG | X86_CR0_PE), %eax movl %eax, %cr0 /* diff --git a/arch/x86/realmode/rm/wakeup_asm.S b/arch/x86/realmode/rm/wakeup_asm.S index 9e7e147..25a4158 100644 --- a/arch/x86/realmode/rm/wakeup_asm.S +++ b/arch/x86/realmode/rm/wakeup_asm.S @@ -126,11 +126,10 @@ ENTRY(wakeup_start) lgdtl pmode_gdt /* This really couldn't... */ - movl pmode_entry, %eax movl pmode_cr0, %ecx movl %ecx, %cr0 - ljmpl $__KERNEL_CS, $pa_startup_32 - /* -> jmp *%eax in trampoline_32.S */ + + ljmpl *pmode_entry #else jmp trampoline_start #endif diff --git a/arch/x86/tools/Makefile b/arch/x86/tools/Makefile index 604a37e..e49702a 100644 --- a/arch/x86/tools/Makefile +++ b/arch/x86/tools/Makefile @@ -37,7 +37,7 @@ $(obj)/test_get_len.o: $(srctree)/arch/x86/lib/insn.c $(srctree)/arch/x86/lib/in $(obj)/insn_sanity.o: $(srctree)/arch/x86/lib/insn.c $(srctree)/arch/x86/lib/inat.c $(srctree)/arch/x86/include/asm/inat_types.h $(srctree)/arch/x86/include/asm/inat.h $(srctree)/arch/x86/include/asm/insn.h $(objtree)/arch/x86/lib/inat-tables.c -HOST_EXTRACFLAGS += -I$(srctree)/tools/include +HOST_EXTRACFLAGS += -I$(srctree)/tools/include -ggdb hostprogs-y += relocs relocs-objs := relocs_32.o relocs_64.o relocs_common.o PHONY += relocs diff --git a/arch/x86/tools/relocs.c b/arch/x86/tools/relocs.c index 0c2fae8..88d7719 100644 --- a/arch/x86/tools/relocs.c +++ b/arch/x86/tools/relocs.c @@ -1,5 +1,7 @@ /* This is included from relocs_32/64.c */ +#include "../../../include/generated/autoconf.h" + #define ElfW(type) _ElfW(ELF_BITS, type) #define _ElfW(bits, type) __ElfW(bits, type) #define __ElfW(bits, type) Elf##bits##_##type @@ -11,6 +13,7 @@ #define Elf_Sym ElfW(Sym) static Elf_Ehdr ehdr; +static Elf_Phdr *phdr; struct relocs { uint32_t *offset; @@ -386,9 +389,39 @@ static void read_ehdr(FILE *fp) } } +static void read_phdrs(FILE *fp) +{ + unsigned int i; + + phdr = calloc(ehdr.e_phnum, sizeof(Elf_Phdr)); + if (!phdr) { + die("Unable to allocate %d program headers\n", + ehdr.e_phnum); + } + if (fseek(fp, ehdr.e_phoff, SEEK_SET) < 0) { + die("Seek to %d failed: %s\n", + ehdr.e_phoff, strerror(errno)); + } + if (fread(phdr, sizeof(*phdr), ehdr.e_phnum, fp) != ehdr.e_phnum) { + die("Cannot read ELF program headers: %s\n", + strerror(errno)); + } + for(i = 0; i < ehdr.e_phnum; i++) { + phdr[i].p_type = elf_word_to_cpu(phdr[i].p_type); + phdr[i].p_offset = elf_off_to_cpu(phdr[i].p_offset); + phdr[i].p_vaddr = elf_addr_to_cpu(phdr[i].p_vaddr); + phdr[i].p_paddr = elf_addr_to_cpu(phdr[i].p_paddr); + phdr[i].p_filesz = elf_word_to_cpu(phdr[i].p_filesz); + phdr[i].p_memsz = elf_word_to_cpu(phdr[i].p_memsz); + phdr[i].p_flags = elf_word_to_cpu(phdr[i].p_flags); + phdr[i].p_align = elf_word_to_cpu(phdr[i].p_align); + } + +} + static void read_shdrs(FILE *fp) { - int i; + unsigned int i; Elf_Shdr shdr; secs = calloc(ehdr.e_shnum, sizeof(struct section)); @@ -423,7 +456,7 @@ static void read_shdrs(FILE *fp) static void read_strtabs(FILE *fp) { - int i; + unsigned int i; for (i = 0; i < ehdr.e_shnum; i++) { struct section *sec = &secs[i]; if (sec->shdr.sh_type != SHT_STRTAB) { @@ -448,7 +481,7 @@ static void read_strtabs(FILE *fp) static void read_symtabs(FILE *fp) { - int i,j; + unsigned int i,j; for (i = 0; i < ehdr.e_shnum; i++) { struct section *sec = &secs[i]; if (sec->shdr.sh_type != SHT_SYMTAB) { @@ -479,9 +512,11 @@ static void read_symtabs(FILE *fp) } -static void read_relocs(FILE *fp) +static void read_relocs(FILE *fp, int use_real_mode) { - int i,j; + unsigned int i,j; + uint32_t base; + for (i = 0; i < ehdr.e_shnum; i++) { struct section *sec = &secs[i]; if (sec->shdr.sh_type != SHT_REL_TYPE) { @@ -501,9 +536,22 @@ static void read_relocs(FILE *fp) die("Cannot read symbol table: %s\n", strerror(errno)); } + base = 0; + +#ifdef CONFIG_X86_32 + for (j = 0; !use_real_mode && j < ehdr.e_phnum; j++) { + if (phdr[j].p_type != PT_LOAD ) + continue; + if (secs[sec->shdr.sh_info].shdr.sh_offset < phdr[j].p_offset || secs[sec->shdr.sh_info].shdr.sh_offset >= phdr[j].p_offset + phdr[j].p_filesz) + continue; + base = CONFIG_PAGE_OFFSET + phdr[j].p_paddr - phdr[j].p_vaddr; + break; + } +#endif + for (j = 0; j < sec->shdr.sh_size/sizeof(Elf_Rel); j++) { Elf_Rel *rel = &sec->reltab[j]; - rel->r_offset = elf_addr_to_cpu(rel->r_offset); + rel->r_offset = elf_addr_to_cpu(rel->r_offset) + base; rel->r_info = elf_xword_to_cpu(rel->r_info); #if (SHT_REL_TYPE == SHT_RELA) rel->r_addend = elf_xword_to_cpu(rel->r_addend); @@ -515,7 +563,7 @@ static void read_relocs(FILE *fp) static void print_absolute_symbols(void) { - int i; + unsigned int i; const char *format; if (ELF_BITS == 64) @@ -528,7 +576,7 @@ static void print_absolute_symbols(void) for (i = 0; i < ehdr.e_shnum; i++) { struct section *sec = &secs[i]; char *sym_strtab; - int j; + unsigned int j; if (sec->shdr.sh_type != SHT_SYMTAB) { continue; @@ -555,7 +603,7 @@ static void print_absolute_symbols(void) static void print_absolute_relocs(void) { - int i, printed = 0; + unsigned int i, printed = 0; const char *format; if (ELF_BITS == 64) @@ -568,7 +616,7 @@ static void print_absolute_relocs(void) struct section *sec_applies, *sec_symtab; char *sym_strtab; Elf_Sym *sh_symtab; - int j; + unsigned int j; if (sec->shdr.sh_type != SHT_REL_TYPE) { continue; } @@ -645,13 +693,13 @@ static void add_reloc(struct relocs *r, uint32_t offset) static void walk_relocs(int (*process)(struct section *sec, Elf_Rel *rel, Elf_Sym *sym, const char *symname)) { - int i; + unsigned int i; /* Walk through the relocations */ for (i = 0; i < ehdr.e_shnum; i++) { char *sym_strtab; Elf_Sym *sh_symtab; struct section *sec_applies, *sec_symtab; - int j; + unsigned int j; struct section *sec = &secs[i]; if (sec->shdr.sh_type != SHT_REL_TYPE) { @@ -697,7 +745,7 @@ static void walk_relocs(int (*process)(struct section *sec, Elf_Rel *rel, * kernel data and does not require special treatment. * */ -static int per_cpu_shndx = -1; +static unsigned int per_cpu_shndx = ~0; static Elf_Addr per_cpu_load_addr; static void percpu_init(void) @@ -830,6 +878,23 @@ static int do_reloc32(struct section *sec, Elf_Rel *rel, Elf_Sym *sym, { unsigned r_type = ELF32_R_TYPE(rel->r_info); int shn_abs = (sym->st_shndx == SHN_ABS) && !is_reloc(S_REL, symname); + char *sym_strtab = sec->link->link->strtab; + + /* Don't relocate actual per-cpu variables, they are absolute indices, not addresses */ + if (!strcmp(sec_name(sym->st_shndx), ".data..percpu") && strcmp(sym_name(sym_strtab, sym), "__per_cpu_load")) + return 0; + +#ifdef CONFIG_PAX_KERNEXEC + /* Don't relocate actual code, they are relocated implicitly by the base address of KERNEL_CS */ + if (!strcmp(sec_name(sym->st_shndx), ".text.end") && !strcmp(sym_name(sym_strtab, sym), "_etext")) + return 0; + if (!strcmp(sec_name(sym->st_shndx), ".init.text")) + return 0; + if (!strcmp(sec_name(sym->st_shndx), ".exit.text")) + return 0; + if (!strcmp(sec_name(sym->st_shndx), ".text") && strcmp(sym_name(sym_strtab, sym), "__LOAD_PHYSICAL_ADDR")) + return 0; +#endif switch (r_type) { case R_386_NONE: @@ -968,7 +1033,7 @@ static int write32_as_text(uint32_t v, FILE *f) static void emit_relocs(int as_text, int use_real_mode) { - int i; + unsigned int i; int (*write_reloc)(uint32_t, FILE *) = write32; int (*do_reloc)(struct section *sec, Elf_Rel *rel, Elf_Sym *sym, const char *symname); @@ -1078,10 +1143,11 @@ void process(FILE *fp, int use_real_mode, int as_text, { regex_init(use_real_mode); read_ehdr(fp); + read_phdrs(fp); read_shdrs(fp); read_strtabs(fp); read_symtabs(fp); - read_relocs(fp); + read_relocs(fp, use_real_mode); if (ELF_BITS == 64) percpu_init(); if (show_absolute_syms) { diff --git a/arch/x86/um/mem_32.c b/arch/x86/um/mem_32.c index 744afdc..a0b8a0d 100644 --- a/arch/x86/um/mem_32.c +++ b/arch/x86/um/mem_32.c @@ -20,7 +20,7 @@ static int __init gate_vma_init(void) gate_vma.vm_start = FIXADDR_USER_START; gate_vma.vm_end = FIXADDR_USER_END; gate_vma.vm_flags = VM_READ | VM_MAYREAD | VM_EXEC | VM_MAYEXEC; - gate_vma.vm_page_prot = __P101; + gate_vma.vm_page_prot = vm_get_page_prot(gate_vma.vm_flags); return 0; } diff --git a/arch/x86/um/tls_32.c b/arch/x86/um/tls_32.c index 48e3858..ab4458c 100644 --- a/arch/x86/um/tls_32.c +++ b/arch/x86/um/tls_32.c @@ -261,7 +261,7 @@ out: if (unlikely(task == current && !t->arch.tls_array[idx - GDT_ENTRY_TLS_MIN].flushed)) { printk(KERN_ERR "get_tls_entry: task with pid %d got here " - "without flushed TLS.", current->pid); + "without flushed TLS.", task_pid_nr(current)); } return 0; diff --git a/arch/x86/xen/Kconfig b/arch/x86/xen/Kconfig index c7b15f3..cc09a65 100644 --- a/arch/x86/xen/Kconfig +++ b/arch/x86/xen/Kconfig @@ -10,6 +10,7 @@ config XEN select XEN_HAVE_VPMU depends on X86_64 || (X86_32 && X86_PAE) depends on X86_LOCAL_APIC && X86_TSC + depends on !GRKERNSEC_CONFIG_AUTO || GRKERNSEC_CONFIG_VIRT_XEN help This is the Linux Xen port. Enabling this will allow the kernel to boot in a paravirtualized environment under the diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index 993b7a7..59dec9a 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -130,8 +130,6 @@ EXPORT_SYMBOL_GPL(xen_start_info); struct shared_info xen_dummy_shared_info; -void *xen_initial_gdt; - RESERVE_BRK(shared_info_page_brk, PAGE_SIZE); __read_mostly int xen_have_vector_callback; EXPORT_SYMBOL_GPL(xen_have_vector_callback); @@ -589,8 +587,7 @@ static void xen_load_gdt(const struct desc_ptr *dtr) { unsigned long va = dtr->address; unsigned int size = dtr->size + 1; - unsigned pages = (size + PAGE_SIZE - 1) / PAGE_SIZE; - unsigned long frames[pages]; + unsigned long frames[65536 / PAGE_SIZE]; int f; /* @@ -638,8 +635,7 @@ static void __init xen_load_gdt_boot(const struct desc_ptr *dtr) { unsigned long va = dtr->address; unsigned int size = dtr->size + 1; - unsigned pages = (size + PAGE_SIZE - 1) / PAGE_SIZE; - unsigned long frames[pages]; + unsigned long frames[(GDT_SIZE + PAGE_SIZE - 1) / PAGE_SIZE]; int f; /* @@ -647,7 +643,7 @@ static void __init xen_load_gdt_boot(const struct desc_ptr *dtr) * 8-byte entries, or 16 4k pages.. */ - BUG_ON(size > 65536); + BUG_ON(size > GDT_SIZE); BUG_ON(va & ~PAGE_MASK); for (f = 0; va < dtr->address + size; va += PAGE_SIZE, f++) { @@ -1270,7 +1266,7 @@ static const struct pv_apic_ops xen_apic_ops __initconst = { #endif }; -static void xen_reboot(int reason) +static __noreturn void xen_reboot(int reason) { struct sched_shutdown r = { .reason = reason }; int cpu; @@ -1278,26 +1274,26 @@ static void xen_reboot(int reason) for_each_online_cpu(cpu) xen_pmu_finish(cpu); - if (HYPERVISOR_sched_op(SCHEDOP_shutdown, &r)) - BUG(); + HYPERVISOR_sched_op(SCHEDOP_shutdown, &r); + BUG(); } -static void xen_restart(char *msg) +static __noreturn void xen_restart(char *msg) { xen_reboot(SHUTDOWN_reboot); } -static void xen_emergency_restart(void) +static __noreturn void xen_emergency_restart(void) { xen_reboot(SHUTDOWN_reboot); } -static void xen_machine_halt(void) +static __noreturn void xen_machine_halt(void) { xen_reboot(SHUTDOWN_poweroff); } -static void xen_machine_power_off(void) +static __noreturn void xen_machine_power_off(void) { if (pm_power_off) pm_power_off(); @@ -1450,8 +1446,11 @@ static void __ref xen_setup_gdt(int cpu) pv_cpu_ops.write_gdt_entry = xen_write_gdt_entry_boot; pv_cpu_ops.load_gdt = xen_load_gdt_boot; - setup_stack_canary_segment(0); - switch_to_new_gdt(0); + setup_stack_canary_segment(cpu); +#ifdef CONFIG_X86_64 + load_percpu_segment(cpu); +#endif + switch_to_new_gdt(cpu); pv_cpu_ops.write_gdt_entry = xen_write_gdt_entry; pv_cpu_ops.load_gdt = xen_load_gdt; @@ -1567,7 +1566,17 @@ asmlinkage __visible void __init xen_start_kernel(void) __userpte_alloc_gfp &= ~__GFP_HIGHMEM; /* Work out if we support NX */ - x86_configure_nx(); +#if defined(CONFIG_X86_64) || defined(CONFIG_X86_PAE) + if ((cpuid_eax(0x80000000) & 0xffff0000) == 0x80000000 && + (cpuid_edx(0x80000001) & (1U << (X86_FEATURE_NX & 31)))) { + unsigned l, h; + + __supported_pte_mask |= _PAGE_NX; + rdmsr(MSR_EFER, l, h); + l |= EFER_NX; + wrmsr(MSR_EFER, l, h); + } +#endif /* Get mfn list */ xen_build_dynamic_phys_to_machine(); @@ -1595,13 +1604,6 @@ asmlinkage __visible void __init xen_start_kernel(void) machine_ops = xen_machine_ops; - /* - * The only reliable way to retain the initial address of the - * percpu gdt_page is to remember it here, so we can go and - * mark it RW later, when the initial percpu area is freed. - */ - xen_initial_gdt = &per_cpu(gdt_page, 0); - xen_smp_init(); #ifdef CONFIG_ACPI_NUMA diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index 9c479fe..7ec4091 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c @@ -1950,7 +1950,11 @@ void __init xen_setup_kernel_pagetable(pgd_t *pgd, unsigned long max_pfn) * L3_k[511] -> level2_fixmap_pgt */ convert_pfn_mfn(level3_kernel_pgt); + convert_pfn_mfn(level3_vmalloc_start_pgt); + convert_pfn_mfn(level3_vmalloc_end_pgt); + convert_pfn_mfn(level3_vmemmap_pgt); /* L3_k[511][506] -> level1_fixmap_pgt */ + /* L3_k[511][507] -> level1_vsyscall_pgt */ convert_pfn_mfn(level2_fixmap_pgt); } /* We get [511][511] and have Xen's version of level2_kernel_pgt */ @@ -1980,11 +1984,22 @@ void __init xen_setup_kernel_pagetable(pgd_t *pgd, unsigned long max_pfn) set_page_prot(init_level4_pgt, PAGE_KERNEL_RO); set_page_prot(level3_ident_pgt, PAGE_KERNEL_RO); set_page_prot(level3_kernel_pgt, PAGE_KERNEL_RO); + set_page_prot(level3_vmalloc_start_pgt, PAGE_KERNEL_RO); + set_page_prot(level3_vmalloc_end_pgt, PAGE_KERNEL_RO); + set_page_prot(level3_vmemmap_pgt, PAGE_KERNEL_RO); set_page_prot(level3_user_vsyscall, PAGE_KERNEL_RO); set_page_prot(level2_ident_pgt, PAGE_KERNEL_RO); + set_page_prot(level2_vmemmap_pgt, PAGE_KERNEL_RO); set_page_prot(level2_kernel_pgt, PAGE_KERNEL_RO); set_page_prot(level2_fixmap_pgt, PAGE_KERNEL_RO); - set_page_prot(level1_fixmap_pgt, PAGE_KERNEL_RO); + set_page_prot(level1_modules_pgt[0], PAGE_KERNEL_RO); + set_page_prot(level1_modules_pgt[1], PAGE_KERNEL_RO); + set_page_prot(level1_modules_pgt[2], PAGE_KERNEL_RO); + set_page_prot(level1_modules_pgt[3], PAGE_KERNEL_RO); + set_page_prot(level1_fixmap_pgt[0], PAGE_KERNEL_RO); + set_page_prot(level1_fixmap_pgt[1], PAGE_KERNEL_RO); + set_page_prot(level1_fixmap_pgt[2], PAGE_KERNEL_RO); + set_page_prot(level1_vsyscall_pgt, PAGE_KERNEL_RO); /* Pin down new L4 */ pin_pagetable_pfn(MMUEXT_PIN_L4_TABLE, @@ -2395,6 +2410,7 @@ static void __init xen_post_allocator_init(void) pv_mmu_ops.set_pud = xen_set_pud; #if CONFIG_PGTABLE_LEVELS == 4 pv_mmu_ops.set_pgd = xen_set_pgd; + pv_mmu_ops.set_pgd_batched = xen_set_pgd; #endif /* This will work as long as patching hasn't happened yet @@ -2473,6 +2489,7 @@ static const struct pv_mmu_ops xen_mmu_ops __initconst = { .pud_val = PV_CALLEE_SAVE(xen_pud_val), .make_pud = PV_CALLEE_SAVE(xen_make_pud), .set_pgd = xen_set_pgd_hyper, + .set_pgd_batched = xen_set_pgd_hyper, .alloc_pud = xen_alloc_pmd_init, .release_pud = xen_release_pmd_init, diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c index 3f4ebf0..f074dc1 100644 --- a/arch/x86/xen/smp.c +++ b/arch/x86/xen/smp.c @@ -306,17 +306,13 @@ static void __init xen_smp_prepare_boot_cpu(void) if (xen_pv_domain()) { if (!xen_feature(XENFEAT_writable_page_tables)) - /* We've switched to the "real" per-cpu gdt, so make - * sure the old memory can be recycled. */ - make_lowmem_page_readwrite(xen_initial_gdt); - #ifdef CONFIG_X86_32 /* * Xen starts us with XEN_FLAT_RING1_DS, but linux code * expects __USER_DS */ - loadsegment(ds, __USER_DS); - loadsegment(es, __USER_DS); + loadsegment(ds, __KERNEL_DS); + loadsegment(es, __KERNEL_DS); #endif xen_filter_cpu_maps(); @@ -399,7 +395,7 @@ cpu_initialize_context(unsigned int cpu, struct task_struct *idle) #ifdef CONFIG_X86_32 /* Note: PVH is not yet supported on x86_32. */ ctxt->user_regs.fs = __KERNEL_PERCPU; - ctxt->user_regs.gs = __KERNEL_STACK_CANARY; + savesegment(gs, ctxt->user_regs.gs); #endif memset(&ctxt->fpu_ctxt, 0, sizeof(ctxt->fpu_ctxt)); @@ -407,8 +403,8 @@ cpu_initialize_context(unsigned int cpu, struct task_struct *idle) ctxt->user_regs.eip = (unsigned long)cpu_bringup_and_idle; ctxt->flags = VGCF_IN_KERNEL; ctxt->user_regs.eflags = 0x1000; /* IOPL_RING1 */ - ctxt->user_regs.ds = __USER_DS; - ctxt->user_regs.es = __USER_DS; + ctxt->user_regs.ds = __KERNEL_DS; + ctxt->user_regs.es = __KERNEL_DS; ctxt->user_regs.ss = __KERNEL_DS; xen_copy_trap_info(ctxt->trap_ctxt); @@ -747,7 +743,7 @@ static const struct smp_ops xen_smp_ops __initconst = { void __init xen_smp_init(void) { - smp_ops = xen_smp_ops; + memcpy((void *)&smp_ops, &xen_smp_ops, sizeof smp_ops); xen_fill_possible_map(); } diff --git a/arch/x86/xen/xen-asm_32.S b/arch/x86/xen/xen-asm_32.S index fd92a64..1f72641 100644 --- a/arch/x86/xen/xen-asm_32.S +++ b/arch/x86/xen/xen-asm_32.S @@ -99,7 +99,7 @@ ENTRY(xen_iret) pushw %fs movl $(__KERNEL_PERCPU), %eax movl %eax, %fs - movl %fs:xen_vcpu, %eax + mov PER_CPU_VAR(xen_vcpu), %eax POP_FS #else movl %ss:xen_vcpu, %eax diff --git a/arch/x86/xen/xen-head.S b/arch/x86/xen/xen-head.S index b65f59a..c43f9c6 100644 --- a/arch/x86/xen/xen-head.S +++ b/arch/x86/xen/xen-head.S @@ -41,6 +41,17 @@ ENTRY(startup_xen) #ifdef CONFIG_X86_32 mov %esi,xen_start_info mov $init_thread_union+THREAD_SIZE,%esp +#ifdef CONFIG_SMP + movl $cpu_gdt_table,%edi + movl $__per_cpu_load,%eax + movw %ax,__KERNEL_PERCPU + 2(%edi) + rorl $16,%eax + movb %al,__KERNEL_PERCPU + 4(%edi) + movb %ah,__KERNEL_PERCPU + 7(%edi) + movl $__per_cpu_end - 1,%eax + subl $__per_cpu_start,%eax + movw %ax,__KERNEL_PERCPU + 0(%edi) +#endif #else mov %rsi,xen_start_info mov $init_thread_union+THREAD_SIZE,%rsp diff --git a/arch/x86/xen/xen-ops.h b/arch/x86/xen/xen-ops.h index 1399423..b1ae0fa 100644 --- a/arch/x86/xen/xen-ops.h +++ b/arch/x86/xen/xen-ops.h @@ -16,8 +16,6 @@ void xen_syscall_target(void); void xen_syscall32_target(void); #endif -extern void *xen_initial_gdt; - struct trap_info; void xen_copy_trap_info(struct trap_info *traps); diff --git a/arch/xtensa/variants/dc232b/include/variant/core.h b/arch/xtensa/variants/dc232b/include/variant/core.h index 525bd3d..ef888b1 100644 --- a/arch/xtensa/variants/dc232b/include/variant/core.h +++ b/arch/xtensa/variants/dc232b/include/variant/core.h @@ -119,9 +119,9 @@ ----------------------------------------------------------------------*/ #define XCHAL_ICACHE_LINESIZE 32 /* I-cache line size in bytes */ -#define XCHAL_DCACHE_LINESIZE 32 /* D-cache line size in bytes */ #define XCHAL_ICACHE_LINEWIDTH 5 /* log2(I line size in bytes) */ #define XCHAL_DCACHE_LINEWIDTH 5 /* log2(D line size in bytes) */ +#define XCHAL_DCACHE_LINESIZE (_AC(1,UL) << XCHAL_DCACHE_LINEWIDTH) /* D-cache line size in bytes */ #define XCHAL_ICACHE_SIZE 16384 /* I-cache size in bytes or 0 */ #define XCHAL_DCACHE_SIZE 16384 /* D-cache size in bytes or 0 */ diff --git a/arch/xtensa/variants/fsf/include/variant/core.h b/arch/xtensa/variants/fsf/include/variant/core.h index 2f33760..835e50a 100644 --- a/arch/xtensa/variants/fsf/include/variant/core.h +++ b/arch/xtensa/variants/fsf/include/variant/core.h @@ -11,6 +11,7 @@ #ifndef _XTENSA_CORE_H #define _XTENSA_CORE_H +#include <linux/const.h> /**************************************************************************** Parameters Useful for Any Code, USER or PRIVILEGED @@ -112,9 +113,9 @@ ----------------------------------------------------------------------*/ #define XCHAL_ICACHE_LINESIZE 16 /* I-cache line size in bytes */ -#define XCHAL_DCACHE_LINESIZE 16 /* D-cache line size in bytes */ #define XCHAL_ICACHE_LINEWIDTH 4 /* log2(I line size in bytes) */ #define XCHAL_DCACHE_LINEWIDTH 4 /* log2(D line size in bytes) */ +#define XCHAL_DCACHE_LINESIZE (_AC(1,UL) << XCHAL_DCACHE_LINEWIDTH) /* D-cache line size in bytes */ #define XCHAL_ICACHE_SIZE 8192 /* I-cache size in bytes or 0 */ #define XCHAL_DCACHE_SIZE 8192 /* D-cache size in bytes or 0 */ diff --git a/block/bio.c b/block/bio.c index ad3f276..bef6d50 100644 --- a/block/bio.c +++ b/block/bio.c @@ -1140,7 +1140,7 @@ struct bio *bio_copy_user_iov(struct request_queue *q, /* * Overflow, abort */ - if (end < start) + if (end < start || end - start > INT_MAX - nr_pages) return ERR_PTR(-EINVAL); nr_pages += end - start; @@ -1265,7 +1265,7 @@ struct bio *bio_map_user_iov(struct request_queue *q, /* * Overflow, abort */ - if (end < start) + if (end < start || end - start > INT_MAX - nr_pages) return ERR_PTR(-EINVAL); nr_pages += end - start; diff --git a/block/blk-core.c b/block/blk-core.c index 18e92a6..1834d7c 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -1616,8 +1616,6 @@ static void blk_queue_bio(struct request_queue *q, struct bio *bio) struct request *req; unsigned int request_count = 0; - blk_queue_split(q, &bio, q->bio_split); - /* * low level driver can indicate that it wants pages above a * certain limit bounced to low memory (ie for highmem, or even @@ -1625,6 +1623,8 @@ static void blk_queue_bio(struct request_queue *q, struct bio *bio) */ blk_queue_bounce(q, &bio); + blk_queue_split(q, &bio, q->bio_split); + if (bio_integrity_enabled(bio) && bio_integrity_prep(bio)) { bio->bi_error = -EIO; bio_endio(bio); diff --git a/block/blk-iopoll.c b/block/blk-iopoll.c index 0736729..2ec3b48 100644 --- a/block/blk-iopoll.c +++ b/block/blk-iopoll.c @@ -74,7 +74,7 @@ void blk_iopoll_complete(struct blk_iopoll *iop) } EXPORT_SYMBOL(blk_iopoll_complete); -static void blk_iopoll_softirq(struct softirq_action *h) +static __latent_entropy void blk_iopoll_softirq(void) { struct list_head *list = this_cpu_ptr(&blk_cpu_iopoll); int rearm = 0, budget = blk_iopoll_budget; diff --git a/block/blk-map.c b/block/blk-map.c index f565e11..f05b424 100644 --- a/block/blk-map.c +++ b/block/blk-map.c @@ -214,7 +214,7 @@ int blk_rq_map_kern(struct request_queue *q, struct request *rq, void *kbuf, if (!len || !kbuf) return -EINVAL; - do_copy = !blk_rq_aligned(q, addr, len) || object_is_on_stack(kbuf); + do_copy = !blk_rq_aligned(q, addr, len) || object_starts_on_stack(kbuf); if (do_copy) bio = bio_copy_kern(q, kbuf, len, gfp_mask, reading); else diff --git a/block/blk-softirq.c b/block/blk-softirq.c index 53b1737..08177d2e 100644 --- a/block/blk-softirq.c +++ b/block/blk-softirq.c @@ -18,7 +18,7 @@ static DEFINE_PER_CPU(struct list_head, blk_cpu_done); * Softirq action handler - move entries to local list and loop over them * while passing them to the queue registered handler. */ -static void blk_done_softirq(struct softirq_action *h) +static __latent_entropy void blk_done_softirq(void) { struct list_head *cpu_list, local_list; diff --git a/block/bsg.c b/block/bsg.c index d214e92..9649863 100644 --- a/block/bsg.c +++ b/block/bsg.c @@ -140,16 +140,24 @@ static int blk_fill_sgv4_hdr_rq(struct request_queue *q, struct request *rq, struct sg_io_v4 *hdr, struct bsg_device *bd, fmode_t has_write_perm) { + unsigned char tmpcmd[sizeof(rq->__cmd)]; + unsigned char *cmdptr; + if (hdr->request_len > BLK_MAX_CDB) { rq->cmd = kzalloc(hdr->request_len, GFP_KERNEL); if (!rq->cmd) return -ENOMEM; - } + cmdptr = rq->cmd; + } else + cmdptr = tmpcmd; - if (copy_from_user(rq->cmd, (void __user *)(unsigned long)hdr->request, + if (copy_from_user(cmdptr, (void __user *)(unsigned long)hdr->request, hdr->request_len)) return -EFAULT; + if (cmdptr != rq->cmd) + memcpy(rq->cmd, cmdptr, hdr->request_len); + if (hdr->subprotocol == BSG_SUB_PROTOCOL_SCSI_CMD) { if (blk_verify_command(rq->cmd, has_write_perm)) return -EPERM; diff --git a/block/compat_ioctl.c b/block/compat_ioctl.c index f678c73..f35aa18 100644 --- a/block/compat_ioctl.c +++ b/block/compat_ioctl.c @@ -156,7 +156,7 @@ static int compat_cdrom_generic_command(struct block_device *bdev, fmode_t mode, cgc = compat_alloc_user_space(sizeof(*cgc)); cgc32 = compat_ptr(arg); - if (copy_in_user(&cgc->cmd, &cgc32->cmd, sizeof(cgc->cmd)) || + if (copy_in_user(cgc->cmd, cgc32->cmd, sizeof(cgc->cmd)) || get_user(data, &cgc32->buffer) || put_user(compat_ptr(data), &cgc->buffer) || copy_in_user(&cgc->buflen, &cgc32->buflen, @@ -341,7 +341,7 @@ static int compat_fd_ioctl(struct block_device *bdev, fmode_t mode, err |= __get_user(f->spec1, &uf->spec1); err |= __get_user(f->fmt_gap, &uf->fmt_gap); err |= __get_user(name, &uf->name); - f->name = compat_ptr(name); + f->name = (void __force_kernel *)compat_ptr(name); if (err) { err = -EFAULT; goto out; diff --git a/block/genhd.c b/block/genhd.c index 0c706f3..7e54d22 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -470,21 +470,24 @@ static char *bdevt_str(dev_t devt, char *buf) /* * Register device numbers dev..(dev+range-1) - * range must be nonzero + * Noop if @range is zero. * The hash chain is sorted on range, so that subranges can override. */ void blk_register_region(dev_t devt, unsigned long range, struct module *module, struct kobject *(*probe)(dev_t, int *, void *), int (*lock)(dev_t, void *), void *data) { - kobj_map(bdev_map, devt, range, module, probe, lock, data); + if (range) + kobj_map(bdev_map, devt, range, module, probe, lock, data); } EXPORT_SYMBOL(blk_register_region); +/* undo blk_register_region(), noop if @range is zero */ void blk_unregister_region(dev_t devt, unsigned long range) { - kobj_unmap(bdev_map, devt, range); + if (range) + kobj_unmap(bdev_map, devt, range); } EXPORT_SYMBOL(blk_unregister_region); diff --git a/block/partitions/efi.c b/block/partitions/efi.c index 26cb624..a49c3a5 100644 --- a/block/partitions/efi.c +++ b/block/partitions/efi.c @@ -293,14 +293,14 @@ static gpt_entry *alloc_read_gpt_entries(struct parsed_partitions *state, if (!gpt) return NULL; + if (!le32_to_cpu(gpt->num_partition_entries)) + return NULL; + pte = kcalloc(le32_to_cpu(gpt->num_partition_entries), le32_to_cpu(gpt->sizeof_partition_entry), GFP_KERNEL); + if (!pte) + return NULL; + count = le32_to_cpu(gpt->num_partition_entries) * le32_to_cpu(gpt->sizeof_partition_entry); - if (!count) - return NULL; - pte = kmalloc(count, GFP_KERNEL); - if (!pte) - return NULL; - if (read_lba(state, le64_to_cpu(gpt->partition_entry_lba), (u8 *) pte, count) < count) { kfree(pte); diff --git a/block/scsi_ioctl.c b/block/scsi_ioctl.c index dda653c..028a13ee 100644 --- a/block/scsi_ioctl.c +++ b/block/scsi_ioctl.c @@ -67,7 +67,7 @@ static int scsi_get_bus(struct request_queue *q, int __user *p) return put_user(0, p); } -static int sg_get_timeout(struct request_queue *q) +static int __intentional_overflow(-1) sg_get_timeout(struct request_queue *q) { return jiffies_to_clock_t(q->sg_timeout); } @@ -227,8 +227,20 @@ EXPORT_SYMBOL(blk_verify_command); static int blk_fill_sghdr_rq(struct request_queue *q, struct request *rq, struct sg_io_hdr *hdr, fmode_t mode) { - if (copy_from_user(rq->cmd, hdr->cmdp, hdr->cmd_len)) + unsigned char tmpcmd[sizeof(rq->__cmd)]; + unsigned char *cmdptr; + + if (rq->cmd != rq->__cmd) + cmdptr = rq->cmd; + else + cmdptr = tmpcmd; + + if (copy_from_user(cmdptr, hdr->cmdp, hdr->cmd_len)) return -EFAULT; + + if (cmdptr != rq->cmd) + memcpy(rq->cmd, cmdptr, hdr->cmd_len); + if (blk_verify_command(rq->cmd, mode & FMODE_WRITE)) return -EPERM; @@ -420,6 +432,8 @@ int sg_scsi_ioctl(struct request_queue *q, struct gendisk *disk, fmode_t mode, int err; unsigned int in_len, out_len, bytes, opcode, cmdlen; char *buffer = NULL, sense[SCSI_SENSE_BUFFERSIZE]; + unsigned char tmpcmd[sizeof(rq->__cmd)]; + unsigned char *cmdptr; if (!sic) return -EINVAL; @@ -458,9 +472,18 @@ int sg_scsi_ioctl(struct request_queue *q, struct gendisk *disk, fmode_t mode, */ err = -EFAULT; rq->cmd_len = cmdlen; - if (copy_from_user(rq->cmd, sic->data, cmdlen)) + + if (rq->cmd != rq->__cmd) + cmdptr = rq->cmd; + else + cmdptr = tmpcmd; + + if (copy_from_user(cmdptr, sic->data, cmdlen)) goto error; + if (rq->cmd != cmdptr) + memcpy(rq->cmd, cmdptr, cmdlen); + if (in_len && copy_from_user(buffer, sic->data + cmdlen, in_len)) goto error; diff --git a/crypto/ablkcipher.c b/crypto/ablkcipher.c index b4ffc5b..e5b5721 100644 --- a/crypto/ablkcipher.c +++ b/crypto/ablkcipher.c @@ -277,12 +277,12 @@ static int ablkcipher_walk_first(struct ablkcipher_request *req, if (WARN_ON_ONCE(in_irq())) return -EDEADLK; + walk->iv = req->info; walk->nbytes = walk->total; if (unlikely(!walk->total)) return 0; walk->iv_buffer = NULL; - walk->iv = req->info; if (unlikely(((unsigned long)walk->iv & alignmask))) { int err = ablkcipher_copy_iv(walk, tfm, alignmask); diff --git a/crypto/blkcipher.c b/crypto/blkcipher.c index 11b9814..8cc1622 100644 --- a/crypto/blkcipher.c +++ b/crypto/blkcipher.c @@ -326,12 +326,12 @@ static int blkcipher_walk_first(struct blkcipher_desc *desc, if (WARN_ON_ONCE(in_irq())) return -EDEADLK; + walk->iv = desc->info; walk->nbytes = walk->total; if (unlikely(!walk->total)) return 0; walk->buffer = NULL; - walk->iv = desc->info; if (unlikely(((unsigned long)walk->iv & walk->alignmask))) { int err = blkcipher_copy_iv(walk); if (err) diff --git a/crypto/cryptd.c b/crypto/cryptd.c index c81861b..dbf894f 100644 --- a/crypto/cryptd.c +++ b/crypto/cryptd.c @@ -63,7 +63,7 @@ struct cryptd_blkcipher_ctx { struct cryptd_blkcipher_request_ctx { crypto_completion_t complete; -}; +} __no_const; struct cryptd_hash_ctx { struct crypto_shash *child; @@ -80,7 +80,7 @@ struct cryptd_aead_ctx { struct cryptd_aead_request_ctx { crypto_completion_t complete; -}; +} __no_const; static void cryptd_queue_worker(struct work_struct *work); diff --git a/crypto/pcrypt.c b/crypto/pcrypt.c index ee9cfb9..30b36ed 100644 --- a/crypto/pcrypt.c +++ b/crypto/pcrypt.c @@ -392,7 +392,7 @@ static int pcrypt_sysfs_add(struct padata_instance *pinst, const char *name) int ret; pinst->kobj.kset = pcrypt_kset; - ret = kobject_add(&pinst->kobj, NULL, name); + ret = kobject_add(&pinst->kobj, NULL, "%s", name); if (!ret) kobject_uevent(&pinst->kobj, KOBJ_ADD); diff --git a/crypto/scatterwalk.c b/crypto/scatterwalk.c index ea5815c..5880da6 100644 --- a/crypto/scatterwalk.c +++ b/crypto/scatterwalk.c @@ -109,14 +109,20 @@ void scatterwalk_map_and_copy(void *buf, struct scatterlist *sg, { struct scatter_walk walk; struct scatterlist tmp[2]; + void *realbuf = buf; if (!nbytes) return; sg = scatterwalk_ffwd(tmp, sg, start); - if (sg_page(sg) == virt_to_page(buf) && - sg->offset == offset_in_page(buf)) +#ifdef CONFIG_GRKERNSEC_KSTACKOVERFLOW + if (object_starts_on_stack(buf)) + realbuf = buf - current->stack + current->lowmem_stack; +#endif + + if (sg_page(sg) == virt_to_page(realbuf) && + sg->offset == offset_in_page(realbuf)) return; scatterwalk_start(&walk, sg); diff --git a/crypto/zlib.c b/crypto/zlib.c index d51a30a..b6891a3 100644 --- a/crypto/zlib.c +++ b/crypto/zlib.c @@ -95,10 +95,10 @@ static int zlib_compress_setup(struct crypto_pcomp *tfm, const void *params, zlib_comp_exit(ctx); window_bits = tb[ZLIB_COMP_WINDOWBITS] - ? nla_get_u32(tb[ZLIB_COMP_WINDOWBITS]) + ? nla_get_s32(tb[ZLIB_COMP_WINDOWBITS]) : MAX_WBITS; mem_level = tb[ZLIB_COMP_MEMLEVEL] - ? nla_get_u32(tb[ZLIB_COMP_MEMLEVEL]) + ? nla_get_s32(tb[ZLIB_COMP_MEMLEVEL]) : DEF_MEM_LEVEL; workspacesize = zlib_deflate_workspacesize(window_bits, mem_level); @@ -108,15 +108,15 @@ static int zlib_compress_setup(struct crypto_pcomp *tfm, const void *params, ret = zlib_deflateInit2(stream, tb[ZLIB_COMP_LEVEL] - ? nla_get_u32(tb[ZLIB_COMP_LEVEL]) + ? nla_get_s32(tb[ZLIB_COMP_LEVEL]) : Z_DEFAULT_COMPRESSION, tb[ZLIB_COMP_METHOD] - ? nla_get_u32(tb[ZLIB_COMP_METHOD]) + ? nla_get_s32(tb[ZLIB_COMP_METHOD]) : Z_DEFLATED, window_bits, mem_level, tb[ZLIB_COMP_STRATEGY] - ? nla_get_u32(tb[ZLIB_COMP_STRATEGY]) + ? nla_get_s32(tb[ZLIB_COMP_STRATEGY]) : Z_DEFAULT_STRATEGY); if (ret != Z_OK) { vfree(stream->workspace); @@ -224,7 +224,7 @@ static int zlib_decompress_setup(struct crypto_pcomp *tfm, const void *params, zlib_decomp_exit(ctx); ctx->decomp_windowBits = tb[ZLIB_DECOMP_WINDOWBITS] - ? nla_get_u32(tb[ZLIB_DECOMP_WINDOWBITS]) + ? nla_get_s32(tb[ZLIB_DECOMP_WINDOWBITS]) : DEF_WBITS; stream->workspace = vzalloc(zlib_inflate_workspacesize()); diff --git a/drivers/acpi/acpi_video.c b/drivers/acpi/acpi_video.c index 5778e8e..03a478b 100644 --- a/drivers/acpi/acpi_video.c +++ b/drivers/acpi/acpi_video.c @@ -394,7 +394,7 @@ static int video_disable_backlight_sysfs_if( return 0; } -static struct dmi_system_id video_dmi_table[] = { +static const struct dmi_system_id video_dmi_table[] = { /* * Broken _BQC workaround http://bugzilla.kernel.org/show_bug.cgi?id=13121 */ diff --git a/drivers/acpi/acpica/hwxfsleep.c b/drivers/acpi/acpica/hwxfsleep.c index d62a616..387dbd0 100644 --- a/drivers/acpi/acpica/hwxfsleep.c +++ b/drivers/acpi/acpica/hwxfsleep.c @@ -70,11 +70,12 @@ static acpi_status acpi_hw_sleep_dispatch(u8 sleep_state, u32 function_id); /* Legacy functions are optional, based upon ACPI_REDUCED_HARDWARE */ static struct acpi_sleep_functions acpi_sleep_dispatch[] = { - {ACPI_HW_OPTIONAL_FUNCTION(acpi_hw_legacy_sleep), - acpi_hw_extended_sleep}, - {ACPI_HW_OPTIONAL_FUNCTION(acpi_hw_legacy_wake_prep), - acpi_hw_extended_wake_prep}, - {ACPI_HW_OPTIONAL_FUNCTION(acpi_hw_legacy_wake), acpi_hw_extended_wake} + {.legacy_function = ACPI_HW_OPTIONAL_FUNCTION(acpi_hw_legacy_sleep), + .extended_function = acpi_hw_extended_sleep}, + {.legacy_function = ACPI_HW_OPTIONAL_FUNCTION(acpi_hw_legacy_wake_prep), + .extended_function = acpi_hw_extended_wake_prep}, + {.legacy_function = ACPI_HW_OPTIONAL_FUNCTION(acpi_hw_legacy_wake), + .extended_function = acpi_hw_extended_wake} }; /* diff --git a/drivers/acpi/apei/apei-internal.h b/drivers/acpi/apei/apei-internal.h index 16129c7..8b675cd 100644 --- a/drivers/acpi/apei/apei-internal.h +++ b/drivers/acpi/apei/apei-internal.h @@ -19,7 +19,7 @@ typedef int (*apei_exec_ins_func_t)(struct apei_exec_context *ctx, struct apei_exec_ins_type { u32 flags; apei_exec_ins_func_t run; -}; +} __do_const; struct apei_exec_context { u32 ip; diff --git a/drivers/acpi/apei/ghes.c b/drivers/acpi/apei/ghes.c index 23981ac..35eb27e 100644 --- a/drivers/acpi/apei/ghes.c +++ b/drivers/acpi/apei/ghes.c @@ -474,7 +474,7 @@ static void __ghes_print_estatus(const char *pfx, const struct acpi_hest_generic *generic, const struct acpi_hest_generic_status *estatus) { - static atomic_t seqno; + static atomic_unchecked_t seqno; unsigned int curr_seqno; char pfx_seq[64]; @@ -485,7 +485,7 @@ static void __ghes_print_estatus(const char *pfx, else pfx = KERN_ERR; } - curr_seqno = atomic_inc_return(&seqno); + curr_seqno = atomic_inc_return_unchecked(&seqno); snprintf(pfx_seq, sizeof(pfx_seq), "%s{%u}" HW_ERR, pfx, curr_seqno); printk("%s""Hardware error from APEI Generic Hardware Error Source: %d\n", pfx_seq, generic->header.source_id); diff --git a/drivers/acpi/bgrt.c b/drivers/acpi/bgrt.c index a83e3c6..c3d617f 100644 --- a/drivers/acpi/bgrt.c +++ b/drivers/acpi/bgrt.c @@ -86,8 +86,10 @@ static int __init bgrt_init(void) if (!bgrt_image) return -ENODEV; - bin_attr_image.private = bgrt_image; - bin_attr_image.size = bgrt_image_size; + pax_open_kernel(); + *(void **)&bin_attr_image.private = bgrt_image; + *(size_t *)&bin_attr_image.size = bgrt_image_size; + pax_close_kernel(); bgrt_kobj = kobject_create_and_add("bgrt", acpi_kobj); if (!bgrt_kobj) diff --git a/drivers/acpi/blacklist.c b/drivers/acpi/blacklist.c index 96809cd..6a49f97 100644 --- a/drivers/acpi/blacklist.c +++ b/drivers/acpi/blacklist.c @@ -47,7 +47,7 @@ struct acpi_blacklist_item { u32 is_critical_error; }; -static struct dmi_system_id acpi_osi_dmi_table[] __initdata; +static const struct dmi_system_id acpi_osi_dmi_table[] __initconst; /* * POLICY: If *anything* doesn't work, put it on the blacklist. @@ -168,7 +168,7 @@ static int __init dmi_enable_rev_override(const struct dmi_system_id *d) } #endif -static struct dmi_system_id acpi_osi_dmi_table[] __initdata = { +static const struct dmi_system_id acpi_osi_dmi_table[] __initconst = { { .callback = dmi_disable_osi_vista, .ident = "Fujitsu Siemens", diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index a212cef..443c9c4 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -63,7 +63,7 @@ static int set_copy_dsdt(const struct dmi_system_id *id) } #endif -static struct dmi_system_id dsdt_dmi_table[] __initdata = { +static const struct dmi_system_id dsdt_dmi_table[] __initconst = { /* * Invoke DSDT corruption work-around on all Toshiba Satellite. * https://bugzilla.kernel.org/show_bug.cgi?id=14679 @@ -79,7 +79,7 @@ static struct dmi_system_id dsdt_dmi_table[] __initdata = { {} }; #else -static struct dmi_system_id dsdt_dmi_table[] __initdata = { +static const struct dmi_system_id dsdt_dmi_table[] __initconst = { {} }; #endif diff --git a/drivers/acpi/custom_method.c b/drivers/acpi/custom_method.c index c68e724..e863008 100644 --- a/drivers/acpi/custom_method.c +++ b/drivers/acpi/custom_method.c @@ -29,6 +29,10 @@ static ssize_t cm_write(struct file *file, const char __user * user_buf, struct acpi_table_header table; acpi_status status; +#ifdef CONFIG_GRKERNSEC_KMEM + return -EPERM; +#endif + if (!(*ppos)) { /* parse the table header to get the table length */ if (count <= sizeof(struct acpi_table_header)) diff --git a/drivers/acpi/device_pm.c b/drivers/acpi/device_pm.c index 4806b7f..78f0746 100644 --- a/drivers/acpi/device_pm.c +++ b/drivers/acpi/device_pm.c @@ -1041,6 +1041,8 @@ EXPORT_SYMBOL_GPL(acpi_subsys_freeze); #endif /* CONFIG_PM_SLEEP */ +static void acpi_dev_pm_detach(struct device *dev, bool power_off); + static struct dev_pm_domain acpi_general_pm_domain = { .ops = { .runtime_suspend = acpi_subsys_runtime_suspend, @@ -1057,6 +1059,7 @@ static struct dev_pm_domain acpi_general_pm_domain = { .restore_early = acpi_subsys_resume_early, #endif }, + .detach = acpi_dev_pm_detach }; /** @@ -1134,7 +1137,6 @@ int acpi_dev_pm_attach(struct device *dev, bool power_on) acpi_device_wakeup(adev, ACPI_STATE_S0, false); } - dev->pm_domain->detach = acpi_dev_pm_detach; return 0; } EXPORT_SYMBOL_GPL(acpi_dev_pm_attach); diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index 42c66b6..52256bc 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -1470,7 +1470,7 @@ static int ec_clear_on_resume(const struct dmi_system_id *id) return 0; } -static struct dmi_system_id ec_dmi_table[] __initdata = { +static const struct dmi_system_id ec_dmi_table[] __initconst = { { ec_skip_dsdt_scan, "Compal JFL92", { DMI_MATCH(DMI_BIOS_VENDOR, "COMPAL"), diff --git a/drivers/acpi/pci_slot.c b/drivers/acpi/pci_slot.c index 7188e53..6012bc4 100644 --- a/drivers/acpi/pci_slot.c +++ b/drivers/acpi/pci_slot.c @@ -191,7 +191,7 @@ static int do_sta_before_sun(const struct dmi_system_id *d) return 0; } -static struct dmi_system_id acpi_pci_slot_dmi_table[] __initdata = { +static const struct dmi_system_id acpi_pci_slot_dmi_table[] __initconst = { /* * Fujitsu Primequest machines will return 1023 to indicate an * error if the _SUN method is evaluated on SxFy objects that diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index 175c86b..f8226f0 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -906,7 +906,7 @@ static int acpi_processor_setup_cpuidle_states(struct acpi_processor *pr) { int i, count = CPUIDLE_DRIVER_STATE_START; struct acpi_processor_cx *cx; - struct cpuidle_state *state; + cpuidle_state_no_const *state; struct cpuidle_driver *drv = &acpi_idle_driver; if (!pr->flags.power_setup_done) diff --git a/drivers/acpi/processor_pdc.c b/drivers/acpi/processor_pdc.c index 7cfbda4..74f738c 100644 --- a/drivers/acpi/processor_pdc.c +++ b/drivers/acpi/processor_pdc.c @@ -173,7 +173,7 @@ static int __init set_no_mwait(const struct dmi_system_id *id) return 0; } -static struct dmi_system_id processor_idle_dmi_table[] __initdata = { +static const struct dmi_system_id processor_idle_dmi_table[] __initconst = { { set_no_mwait, "Extensa 5220", { DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies LTD"), diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c index 2f0d4db..b9e9b15 100644 --- a/drivers/acpi/sleep.c +++ b/drivers/acpi/sleep.c @@ -148,7 +148,7 @@ static int __init init_nvs_nosave(const struct dmi_system_id *d) return 0; } -static struct dmi_system_id acpisleep_dmi_table[] __initdata = { +static const struct dmi_system_id acpisleep_dmi_table[] __initconst = { { .callback = init_old_suspend_ordering, .ident = "Abit KN9 (nForce4 variant)", diff --git a/drivers/acpi/sysfs.c b/drivers/acpi/sysfs.c index 40a4265..bb254e2 100644 --- a/drivers/acpi/sysfs.c +++ b/drivers/acpi/sysfs.c @@ -486,11 +486,11 @@ static u32 num_counters; static struct attribute **all_attrs; static u32 acpi_gpe_count; -static struct attribute_group interrupt_stats_attr_group = { +static attribute_group_no_const interrupt_stats_attr_group = { .name = "interrupts", }; -static struct kobj_attribute *counter_attrs; +static kobj_attribute_no_const *counter_attrs; static void delete_gpe_attr_array(void) { diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c index 30d8518..06efb1e 100644 --- a/drivers/acpi/thermal.c +++ b/drivers/acpi/thermal.c @@ -1208,7 +1208,7 @@ static int thermal_psv(const struct dmi_system_id *d) { return 0; } -static struct dmi_system_id thermal_dmi_table[] __initdata = { +static const struct dmi_system_id thermal_dmi_table[] __initconst = { /* * Award BIOS on this AOpen makes thermal control almost worthless. * http://bugzilla.kernel.org/show_bug.cgi?id=8842 diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c index 2922f1f..6c2fdaf 100644 --- a/drivers/acpi/video_detect.c +++ b/drivers/acpi/video_detect.c @@ -41,7 +41,6 @@ ACPI_MODULE_NAME("video"); void acpi_video_unregister_backlight(void); static bool backlight_notifier_registered; -static struct notifier_block backlight_nb; static struct work_struct backlight_notify_work; static enum acpi_backlight_type acpi_backlight_cmdline = acpi_backlight_undef; @@ -284,6 +283,10 @@ static int acpi_video_backlight_notify(struct notifier_block *nb, return NOTIFY_OK; } +static struct notifier_block backlight_nb = { + .notifier_call = acpi_video_backlight_notify, +}; + /* * Determine which type of backlight interface to use on this system, * First check cmdline, then dmi quirks, then do autodetect. @@ -314,8 +317,6 @@ enum acpi_backlight_type acpi_video_get_backlight_type(void) &video_caps, NULL); INIT_WORK(&backlight_notify_work, acpi_video_backlight_notify_work); - backlight_nb.notifier_call = acpi_video_backlight_notify; - backlight_nb.priority = 0; if (backlight_register_notifier(&backlight_nb) == 0) backlight_notifier_registered = true; init_done = true; diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index b79cb10..7daa9f7 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -102,7 +102,7 @@ static unsigned int ata_dev_set_xfermode(struct ata_device *dev); static void ata_dev_xfermask(struct ata_device *dev); static unsigned long ata_dev_blacklisted(const struct ata_device *dev); -atomic_t ata_print_id = ATOMIC_INIT(0); +atomic_unchecked_t ata_print_id = ATOMIC_INIT(0); struct ata_force_param { const char *name; @@ -4801,7 +4801,7 @@ void ata_qc_free(struct ata_queued_cmd *qc) struct ata_port *ap; unsigned int tag; - WARN_ON_ONCE(qc == NULL); /* ata_qc_from_tag _might_ return NULL */ + BUG_ON(qc == NULL); /* ata_qc_from_tag _might_ return NULL */ ap = qc->ap; qc->flags = 0; @@ -4818,7 +4818,7 @@ void __ata_qc_complete(struct ata_queued_cmd *qc) struct ata_port *ap; struct ata_link *link; - WARN_ON_ONCE(qc == NULL); /* ata_qc_from_tag _might_ return NULL */ + BUG_ON(qc == NULL); /* ata_qc_from_tag _might_ return NULL */ WARN_ON_ONCE(!(qc->flags & ATA_QCFLAG_ACTIVE)); ap = qc->ap; link = qc->dev->link; @@ -5925,6 +5925,7 @@ static void ata_finalize_port_ops(struct ata_port_operations *ops) return; spin_lock(&lock); + pax_open_kernel(); for (cur = ops->inherits; cur; cur = cur->inherits) { void **inherit = (void **)cur; @@ -5938,8 +5939,9 @@ static void ata_finalize_port_ops(struct ata_port_operations *ops) if (IS_ERR(*pp)) *pp = NULL; - ops->inherits = NULL; + *(struct ata_port_operations **)&ops->inherits = NULL; + pax_close_kernel(); spin_unlock(&lock); } @@ -6135,7 +6137,7 @@ int ata_host_register(struct ata_host *host, struct scsi_host_template *sht) /* give ports names and add SCSI hosts */ for (i = 0; i < host->n_ports; i++) { - host->ports[i]->print_id = atomic_inc_return(&ata_print_id); + host->ports[i]->print_id = atomic_inc_return_unchecked(&ata_print_id); host->ports[i]->local_port_no = i + 1; } diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 0d7f0da..bc20aa6 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -4193,7 +4193,7 @@ int ata_sas_port_init(struct ata_port *ap) if (rc) return rc; - ap->print_id = atomic_inc_return(&ata_print_id); + ap->print_id = atomic_inc_return_unchecked(&ata_print_id); return 0; } EXPORT_SYMBOL_GPL(ata_sas_port_init); diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h index f840ca1..edd6ef3 100644 --- a/drivers/ata/libata.h +++ b/drivers/ata/libata.h @@ -53,7 +53,7 @@ enum { ATA_DNXFER_QUIET = (1 << 31), }; -extern atomic_t ata_print_id; +extern atomic_unchecked_t ata_print_id; extern int atapi_passthru16; extern int libata_fua; extern int libata_noacpi; diff --git a/drivers/ata/pata_arasan_cf.c b/drivers/ata/pata_arasan_cf.c index 80fe0f6..8c0fa3f 100644 --- a/drivers/ata/pata_arasan_cf.c +++ b/drivers/ata/pata_arasan_cf.c @@ -864,7 +864,9 @@ static int arasan_cf_probe(struct platform_device *pdev) /* Handle platform specific quirks */ if (quirk) { if (quirk & CF_BROKEN_PIO) { - ap->ops->set_piomode = NULL; + pax_open_kernel(); + *(void **)&ap->ops->set_piomode = NULL; + pax_close_kernel(); ap->pio_mask = 0; } if (quirk & CF_BROKEN_MWDMA) diff --git a/drivers/atm/adummy.c b/drivers/atm/adummy.c index f9b983a..887b9d8 100644 --- a/drivers/atm/adummy.c +++ b/drivers/atm/adummy.c @@ -114,7 +114,7 @@ adummy_send(struct atm_vcc *vcc, struct sk_buff *skb) vcc->pop(vcc, skb); else dev_kfree_skb_any(skb); - atomic_inc(&vcc->stats->tx); + atomic_inc_unchecked(&vcc->stats->tx); return 0; } diff --git a/drivers/atm/ambassador.c b/drivers/atm/ambassador.c index f1a9198..f466a4a 100644 --- a/drivers/atm/ambassador.c +++ b/drivers/atm/ambassador.c @@ -454,7 +454,7 @@ static void tx_complete (amb_dev * dev, tx_out * tx) { PRINTD (DBG_FLOW|DBG_TX, "tx_complete %p %p", dev, tx); // VC layer stats - atomic_inc(&ATM_SKB(skb)->vcc->stats->tx); + atomic_inc_unchecked(&ATM_SKB(skb)->vcc->stats->tx); // free the descriptor kfree (tx_descr); @@ -495,7 +495,7 @@ static void rx_complete (amb_dev * dev, rx_out * rx) { dump_skb ("<<<", vc, skb); // VC layer stats - atomic_inc(&atm_vcc->stats->rx); + atomic_inc_unchecked(&atm_vcc->stats->rx); __net_timestamp(skb); // end of our responsibility atm_vcc->push (atm_vcc, skb); @@ -510,7 +510,7 @@ static void rx_complete (amb_dev * dev, rx_out * rx) { } else { PRINTK (KERN_INFO, "dropped over-size frame"); // should we count this? - atomic_inc(&atm_vcc->stats->rx_drop); + atomic_inc_unchecked(&atm_vcc->stats->rx_drop); } } else { @@ -1338,7 +1338,7 @@ static int amb_send (struct atm_vcc * atm_vcc, struct sk_buff * skb) { } if (check_area (skb->data, skb->len)) { - atomic_inc(&atm_vcc->stats->tx_err); + atomic_inc_unchecked(&atm_vcc->stats->tx_err); return -ENOMEM; // ? } diff --git a/drivers/atm/atmtcp.c b/drivers/atm/atmtcp.c index 480fa6f..947067c 100644 --- a/drivers/atm/atmtcp.c +++ b/drivers/atm/atmtcp.c @@ -206,7 +206,7 @@ static int atmtcp_v_send(struct atm_vcc *vcc,struct sk_buff *skb) if (vcc->pop) vcc->pop(vcc,skb); else dev_kfree_skb(skb); if (dev_data) return 0; - atomic_inc(&vcc->stats->tx_err); + atomic_inc_unchecked(&vcc->stats->tx_err); return -ENOLINK; } size = skb->len+sizeof(struct atmtcp_hdr); @@ -214,7 +214,7 @@ static int atmtcp_v_send(struct atm_vcc *vcc,struct sk_buff *skb) if (!new_skb) { if (vcc->pop) vcc->pop(vcc,skb); else dev_kfree_skb(skb); - atomic_inc(&vcc->stats->tx_err); + atomic_inc_unchecked(&vcc->stats->tx_err); return -ENOBUFS; } hdr = (void *) skb_put(new_skb,sizeof(struct atmtcp_hdr)); @@ -225,8 +225,8 @@ static int atmtcp_v_send(struct atm_vcc *vcc,struct sk_buff *skb) if (vcc->pop) vcc->pop(vcc,skb); else dev_kfree_skb(skb); out_vcc->push(out_vcc,new_skb); - atomic_inc(&vcc->stats->tx); - atomic_inc(&out_vcc->stats->rx); + atomic_inc_unchecked(&vcc->stats->tx); + atomic_inc_unchecked(&out_vcc->stats->rx); return 0; } @@ -300,7 +300,7 @@ static int atmtcp_c_send(struct atm_vcc *vcc,struct sk_buff *skb) read_unlock(&vcc_sklist_lock); if (!out_vcc) { result = -EUNATCH; - atomic_inc(&vcc->stats->tx_err); + atomic_inc_unchecked(&vcc->stats->tx_err); goto done; } skb_pull(skb,sizeof(struct atmtcp_hdr)); @@ -312,8 +312,8 @@ static int atmtcp_c_send(struct atm_vcc *vcc,struct sk_buff *skb) __net_timestamp(new_skb); skb_copy_from_linear_data(skb, skb_put(new_skb, skb->len), skb->len); out_vcc->push(out_vcc,new_skb); - atomic_inc(&vcc->stats->tx); - atomic_inc(&out_vcc->stats->rx); + atomic_inc_unchecked(&vcc->stats->tx); + atomic_inc_unchecked(&out_vcc->stats->rx); done: if (vcc->pop) vcc->pop(vcc,skb); else dev_kfree_skb(skb); diff --git a/drivers/atm/eni.c b/drivers/atm/eni.c index 6339efd..2b441d5 100644 --- a/drivers/atm/eni.c +++ b/drivers/atm/eni.c @@ -525,7 +525,7 @@ static int rx_aal0(struct atm_vcc *vcc) DPRINTK(DEV_LABEL "(itf %d): trashing empty cell\n", vcc->dev->number); length = 0; - atomic_inc(&vcc->stats->rx_err); + atomic_inc_unchecked(&vcc->stats->rx_err); } else { length = ATM_CELL_SIZE-1; /* no HEC */ @@ -580,7 +580,7 @@ static int rx_aal5(struct atm_vcc *vcc) size); } eff = length = 0; - atomic_inc(&vcc->stats->rx_err); + atomic_inc_unchecked(&vcc->stats->rx_err); } else { size = (descr & MID_RED_COUNT)*(ATM_CELL_PAYLOAD >> 2); @@ -597,7 +597,7 @@ static int rx_aal5(struct atm_vcc *vcc) "(VCI=%d,length=%ld,size=%ld (descr 0x%lx))\n", vcc->dev->number,vcc->vci,length,size << 2,descr); length = eff = 0; - atomic_inc(&vcc->stats->rx_err); + atomic_inc_unchecked(&vcc->stats->rx_err); } } skb = eff ? atm_alloc_charge(vcc,eff << 2,GFP_ATOMIC) : NULL; @@ -770,7 +770,7 @@ rx_dequeued++; vcc->push(vcc,skb); pushed++; } - atomic_inc(&vcc->stats->rx); + atomic_inc_unchecked(&vcc->stats->rx); } wake_up(&eni_dev->rx_wait); } @@ -1230,7 +1230,7 @@ static void dequeue_tx(struct atm_dev *dev) DMA_TO_DEVICE); if (vcc->pop) vcc->pop(vcc,skb); else dev_kfree_skb_irq(skb); - atomic_inc(&vcc->stats->tx); + atomic_inc_unchecked(&vcc->stats->tx); wake_up(&eni_dev->tx_wait); dma_complete++; } diff --git a/drivers/atm/firestream.c b/drivers/atm/firestream.c index 82f2ae0..f205c02 100644 --- a/drivers/atm/firestream.c +++ b/drivers/atm/firestream.c @@ -749,7 +749,7 @@ static void process_txdone_queue (struct fs_dev *dev, struct queue *q) } } - atomic_inc(&ATM_SKB(skb)->vcc->stats->tx); + atomic_inc_unchecked(&ATM_SKB(skb)->vcc->stats->tx); fs_dprintk (FS_DEBUG_TXMEM, "i"); fs_dprintk (FS_DEBUG_ALLOC, "Free t-skb: %p\n", skb); @@ -816,7 +816,7 @@ static void process_incoming (struct fs_dev *dev, struct queue *q) #endif skb_put (skb, qe->p1 & 0xffff); ATM_SKB(skb)->vcc = atm_vcc; - atomic_inc(&atm_vcc->stats->rx); + atomic_inc_unchecked(&atm_vcc->stats->rx); __net_timestamp(skb); fs_dprintk (FS_DEBUG_ALLOC, "Free rec-skb: %p (pushed)\n", skb); atm_vcc->push (atm_vcc, skb); @@ -837,12 +837,12 @@ static void process_incoming (struct fs_dev *dev, struct queue *q) kfree (pe); } if (atm_vcc) - atomic_inc(&atm_vcc->stats->rx_drop); + atomic_inc_unchecked(&atm_vcc->stats->rx_drop); break; case 0x1f: /* Reassembly abort: no buffers. */ /* Silently increment error counter. */ if (atm_vcc) - atomic_inc(&atm_vcc->stats->rx_drop); + atomic_inc_unchecked(&atm_vcc->stats->rx_drop); break; default: /* Hmm. Haven't written the code to handle the others yet... -- REW */ printk (KERN_WARNING "Don't know what to do with RX status %x: %s.\n", diff --git a/drivers/atm/fore200e.c b/drivers/atm/fore200e.c index 75dde90..4309ead 100644 --- a/drivers/atm/fore200e.c +++ b/drivers/atm/fore200e.c @@ -932,9 +932,9 @@ fore200e_tx_irq(struct fore200e* fore200e) #endif /* check error condition */ if (*entry->status & STATUS_ERROR) - atomic_inc(&vcc->stats->tx_err); + atomic_inc_unchecked(&vcc->stats->tx_err); else - atomic_inc(&vcc->stats->tx); + atomic_inc_unchecked(&vcc->stats->tx); } } @@ -1083,7 +1083,7 @@ fore200e_push_rpd(struct fore200e* fore200e, struct atm_vcc* vcc, struct rpd* rp if (skb == NULL) { DPRINTK(2, "unable to alloc new skb, rx PDU length = %d\n", pdu_len); - atomic_inc(&vcc->stats->rx_drop); + atomic_inc_unchecked(&vcc->stats->rx_drop); return -ENOMEM; } @@ -1126,14 +1126,14 @@ fore200e_push_rpd(struct fore200e* fore200e, struct atm_vcc* vcc, struct rpd* rp dev_kfree_skb_any(skb); - atomic_inc(&vcc->stats->rx_drop); + atomic_inc_unchecked(&vcc->stats->rx_drop); return -ENOMEM; } ASSERT(atomic_read(&sk_atm(vcc)->sk_wmem_alloc) >= 0); vcc->push(vcc, skb); - atomic_inc(&vcc->stats->rx); + atomic_inc_unchecked(&vcc->stats->rx); ASSERT(atomic_read(&sk_atm(vcc)->sk_wmem_alloc) >= 0); @@ -1211,7 +1211,7 @@ fore200e_rx_irq(struct fore200e* fore200e) DPRINTK(2, "damaged PDU on %d.%d.%d\n", fore200e->atm_dev->number, entry->rpd->atm_header.vpi, entry->rpd->atm_header.vci); - atomic_inc(&vcc->stats->rx_err); + atomic_inc_unchecked(&vcc->stats->rx_err); } } @@ -1656,7 +1656,7 @@ fore200e_send(struct atm_vcc *vcc, struct sk_buff *skb) goto retry_here; } - atomic_inc(&vcc->stats->tx_err); + atomic_inc_unchecked(&vcc->stats->tx_err); fore200e->tx_sat++; DPRINTK(2, "tx queue of device %s is saturated, PDU dropped - heartbeat is %08x\n", diff --git a/drivers/atm/he.c b/drivers/atm/he.c index 0f5cb37..c8bcdef 100644 --- a/drivers/atm/he.c +++ b/drivers/atm/he.c @@ -1689,7 +1689,7 @@ he_service_rbrq(struct he_dev *he_dev, int group) if (RBRQ_HBUF_ERR(he_dev->rbrq_head)) { hprintk("HBUF_ERR! (cid 0x%x)\n", cid); - atomic_inc(&vcc->stats->rx_drop); + atomic_inc_unchecked(&vcc->stats->rx_drop); goto return_host_buffers; } @@ -1716,7 +1716,7 @@ he_service_rbrq(struct he_dev *he_dev, int group) RBRQ_LEN_ERR(he_dev->rbrq_head) ? "LEN_ERR" : "", vcc->vpi, vcc->vci); - atomic_inc(&vcc->stats->rx_err); + atomic_inc_unchecked(&vcc->stats->rx_err); goto return_host_buffers; } @@ -1768,7 +1768,7 @@ he_service_rbrq(struct he_dev *he_dev, int group) vcc->push(vcc, skb); spin_lock(&he_dev->global_lock); - atomic_inc(&vcc->stats->rx); + atomic_inc_unchecked(&vcc->stats->rx); return_host_buffers: ++pdus_assembled; @@ -2094,7 +2094,7 @@ __enqueue_tpd(struct he_dev *he_dev, struct he_tpd *tpd, unsigned cid) tpd->vcc->pop(tpd->vcc, tpd->skb); else dev_kfree_skb_any(tpd->skb); - atomic_inc(&tpd->vcc->stats->tx_err); + atomic_inc_unchecked(&tpd->vcc->stats->tx_err); } dma_pool_free(he_dev->tpd_pool, tpd, TPD_ADDR(tpd->status)); return; @@ -2506,7 +2506,7 @@ he_send(struct atm_vcc *vcc, struct sk_buff *skb) vcc->pop(vcc, skb); else dev_kfree_skb_any(skb); - atomic_inc(&vcc->stats->tx_err); + atomic_inc_unchecked(&vcc->stats->tx_err); return -EINVAL; } @@ -2517,7 +2517,7 @@ he_send(struct atm_vcc *vcc, struct sk_buff *skb) vcc->pop(vcc, skb); else dev_kfree_skb_any(skb); - atomic_inc(&vcc->stats->tx_err); + atomic_inc_unchecked(&vcc->stats->tx_err); return -EINVAL; } #endif @@ -2529,7 +2529,7 @@ he_send(struct atm_vcc *vcc, struct sk_buff *skb) vcc->pop(vcc, skb); else dev_kfree_skb_any(skb); - atomic_inc(&vcc->stats->tx_err); + atomic_inc_unchecked(&vcc->stats->tx_err); spin_unlock_irqrestore(&he_dev->global_lock, flags); return -ENOMEM; } @@ -2571,7 +2571,7 @@ he_send(struct atm_vcc *vcc, struct sk_buff *skb) vcc->pop(vcc, skb); else dev_kfree_skb_any(skb); - atomic_inc(&vcc->stats->tx_err); + atomic_inc_unchecked(&vcc->stats->tx_err); spin_unlock_irqrestore(&he_dev->global_lock, flags); return -ENOMEM; } @@ -2602,7 +2602,7 @@ he_send(struct atm_vcc *vcc, struct sk_buff *skb) __enqueue_tpd(he_dev, tpd, cid); spin_unlock_irqrestore(&he_dev->global_lock, flags); - atomic_inc(&vcc->stats->tx); + atomic_inc_unchecked(&vcc->stats->tx); return 0; } diff --git a/drivers/atm/horizon.c b/drivers/atm/horizon.c index 527bbd5..96570c8 100644 --- a/drivers/atm/horizon.c +++ b/drivers/atm/horizon.c @@ -1018,7 +1018,7 @@ static void rx_schedule (hrz_dev * dev, int irq) { { struct atm_vcc * vcc = ATM_SKB(skb)->vcc; // VC layer stats - atomic_inc(&vcc->stats->rx); + atomic_inc_unchecked(&vcc->stats->rx); __net_timestamp(skb); // end of our responsibility vcc->push (vcc, skb); @@ -1170,7 +1170,7 @@ static void tx_schedule (hrz_dev * const dev, int irq) { dev->tx_iovec = NULL; // VC layer stats - atomic_inc(&ATM_SKB(skb)->vcc->stats->tx); + atomic_inc_unchecked(&ATM_SKB(skb)->vcc->stats->tx); // free the skb hrz_kfree_skb (skb); diff --git a/drivers/atm/idt77252.c b/drivers/atm/idt77252.c index 074616b..d6b3d5f 100644 --- a/drivers/atm/idt77252.c +++ b/drivers/atm/idt77252.c @@ -811,7 +811,7 @@ drain_scq(struct idt77252_dev *card, struct vc_map *vc) else dev_kfree_skb(skb); - atomic_inc(&vcc->stats->tx); + atomic_inc_unchecked(&vcc->stats->tx); } atomic_dec(&scq->used); @@ -1073,13 +1073,13 @@ dequeue_rx(struct idt77252_dev *card, struct rsq_entry *rsqe) if ((sb = dev_alloc_skb(64)) == NULL) { printk("%s: Can't allocate buffers for aal0.\n", card->name); - atomic_add(i, &vcc->stats->rx_drop); + atomic_add_unchecked(i, &vcc->stats->rx_drop); break; } if (!atm_charge(vcc, sb->truesize)) { RXPRINTK("%s: atm_charge() dropped aal0 packets.\n", card->name); - atomic_add(i - 1, &vcc->stats->rx_drop); + atomic_add_unchecked(i - 1, &vcc->stats->rx_drop); dev_kfree_skb(sb); break; } @@ -1096,7 +1096,7 @@ dequeue_rx(struct idt77252_dev *card, struct rsq_entry *rsqe) ATM_SKB(sb)->vcc = vcc; __net_timestamp(sb); vcc->push(vcc, sb); - atomic_inc(&vcc->stats->rx); + atomic_inc_unchecked(&vcc->stats->rx); cell += ATM_CELL_PAYLOAD; } @@ -1133,13 +1133,13 @@ dequeue_rx(struct idt77252_dev *card, struct rsq_entry *rsqe) "(CDC: %08x)\n", card->name, len, rpp->len, readl(SAR_REG_CDC)); recycle_rx_pool_skb(card, rpp); - atomic_inc(&vcc->stats->rx_err); + atomic_inc_unchecked(&vcc->stats->rx_err); return; } if (stat & SAR_RSQE_CRC) { RXPRINTK("%s: AAL5 CRC error.\n", card->name); recycle_rx_pool_skb(card, rpp); - atomic_inc(&vcc->stats->rx_err); + atomic_inc_unchecked(&vcc->stats->rx_err); return; } if (skb_queue_len(&rpp->queue) > 1) { @@ -1150,7 +1150,7 @@ dequeue_rx(struct idt77252_dev *card, struct rsq_entry *rsqe) RXPRINTK("%s: Can't alloc RX skb.\n", card->name); recycle_rx_pool_skb(card, rpp); - atomic_inc(&vcc->stats->rx_err); + atomic_inc_unchecked(&vcc->stats->rx_err); return; } if (!atm_charge(vcc, skb->truesize)) { @@ -1169,7 +1169,7 @@ dequeue_rx(struct idt77252_dev *card, struct rsq_entry *rsqe) __net_timestamp(skb); vcc->push(vcc, skb); - atomic_inc(&vcc->stats->rx); + atomic_inc_unchecked(&vcc->stats->rx); return; } @@ -1191,7 +1191,7 @@ dequeue_rx(struct idt77252_dev *card, struct rsq_entry *rsqe) __net_timestamp(skb); vcc->push(vcc, skb); - atomic_inc(&vcc->stats->rx); + atomic_inc_unchecked(&vcc->stats->rx); if (skb->truesize > SAR_FB_SIZE_3) add_rx_skb(card, 3, SAR_FB_SIZE_3, 1); @@ -1302,14 +1302,14 @@ idt77252_rx_raw(struct idt77252_dev *card) if (vcc->qos.aal != ATM_AAL0) { RPRINTK("%s: raw cell for non AAL0 vc %u.%u\n", card->name, vpi, vci); - atomic_inc(&vcc->stats->rx_drop); + atomic_inc_unchecked(&vcc->stats->rx_drop); goto drop; } if ((sb = dev_alloc_skb(64)) == NULL) { printk("%s: Can't allocate buffers for AAL0.\n", card->name); - atomic_inc(&vcc->stats->rx_err); + atomic_inc_unchecked(&vcc->stats->rx_err); goto drop; } @@ -1328,7 +1328,7 @@ idt77252_rx_raw(struct idt77252_dev *card) ATM_SKB(sb)->vcc = vcc; __net_timestamp(sb); vcc->push(vcc, sb); - atomic_inc(&vcc->stats->rx); + atomic_inc_unchecked(&vcc->stats->rx); drop: skb_pull(queue, 64); @@ -1953,13 +1953,13 @@ idt77252_send_skb(struct atm_vcc *vcc, struct sk_buff *skb, int oam) if (vc == NULL) { printk("%s: NULL connection in send().\n", card->name); - atomic_inc(&vcc->stats->tx_err); + atomic_inc_unchecked(&vcc->stats->tx_err); dev_kfree_skb(skb); return -EINVAL; } if (!test_bit(VCF_TX, &vc->flags)) { printk("%s: Trying to transmit on a non-tx VC.\n", card->name); - atomic_inc(&vcc->stats->tx_err); + atomic_inc_unchecked(&vcc->stats->tx_err); dev_kfree_skb(skb); return -EINVAL; } @@ -1971,14 +1971,14 @@ idt77252_send_skb(struct atm_vcc *vcc, struct sk_buff *skb, int oam) break; default: printk("%s: Unsupported AAL: %d\n", card->name, vcc->qos.aal); - atomic_inc(&vcc->stats->tx_err); + atomic_inc_unchecked(&vcc->stats->tx_err); dev_kfree_skb(skb); return -EINVAL; } if (skb_shinfo(skb)->nr_frags != 0) { printk("%s: No scatter-gather yet.\n", card->name); - atomic_inc(&vcc->stats->tx_err); + atomic_inc_unchecked(&vcc->stats->tx_err); dev_kfree_skb(skb); return -EINVAL; } @@ -1986,7 +1986,7 @@ idt77252_send_skb(struct atm_vcc *vcc, struct sk_buff *skb, int oam) err = queue_skb(card, vc, skb, oam); if (err) { - atomic_inc(&vcc->stats->tx_err); + atomic_inc_unchecked(&vcc->stats->tx_err); dev_kfree_skb(skb); return err; } @@ -2009,7 +2009,7 @@ idt77252_send_oam(struct atm_vcc *vcc, void *cell, int flags) skb = dev_alloc_skb(64); if (!skb) { printk("%s: Out of memory in send_oam().\n", card->name); - atomic_inc(&vcc->stats->tx_err); + atomic_inc_unchecked(&vcc->stats->tx_err); return -ENOMEM; } atomic_add(skb->truesize, &sk_atm(vcc)->sk_wmem_alloc); diff --git a/drivers/atm/iphase.c b/drivers/atm/iphase.c index 65e6590..df77d04 100644 --- a/drivers/atm/iphase.c +++ b/drivers/atm/iphase.c @@ -1145,7 +1145,7 @@ static int rx_pkt(struct atm_dev *dev) status = (u_short) (buf_desc_ptr->desc_mode); if (status & (RX_CER | RX_PTE | RX_OFL)) { - atomic_inc(&vcc->stats->rx_err); + atomic_inc_unchecked(&vcc->stats->rx_err); IF_ERR(printk("IA: bad packet, dropping it");) if (status & RX_CER) { IF_ERR(printk(" cause: packet CRC error\n");) @@ -1168,7 +1168,7 @@ static int rx_pkt(struct atm_dev *dev) len = dma_addr - buf_addr; if (len > iadev->rx_buf_sz) { printk("Over %d bytes sdu received, dropped!!!\n", iadev->rx_buf_sz); - atomic_inc(&vcc->stats->rx_err); + atomic_inc_unchecked(&vcc->stats->rx_err); goto out_free_desc; } @@ -1318,7 +1318,7 @@ static void rx_dle_intr(struct atm_dev *dev) ia_vcc = INPH_IA_VCC(vcc); if (ia_vcc == NULL) { - atomic_inc(&vcc->stats->rx_err); + atomic_inc_unchecked(&vcc->stats->rx_err); atm_return(vcc, skb->truesize); dev_kfree_skb_any(skb); goto INCR_DLE; @@ -1330,7 +1330,7 @@ static void rx_dle_intr(struct atm_dev *dev) if ((length > iadev->rx_buf_sz) || (length > (skb->len - sizeof(struct cpcs_trailer)))) { - atomic_inc(&vcc->stats->rx_err); + atomic_inc_unchecked(&vcc->stats->rx_err); IF_ERR(printk("rx_dle_intr: Bad AAL5 trailer %d (skb len %d)", length, skb->len);) atm_return(vcc, skb->truesize); @@ -1346,7 +1346,7 @@ static void rx_dle_intr(struct atm_dev *dev) IF_RX(printk("rx_dle_intr: skb push");) vcc->push(vcc,skb); - atomic_inc(&vcc->stats->rx); + atomic_inc_unchecked(&vcc->stats->rx); iadev->rx_pkt_cnt++; } INCR_DLE: @@ -2828,15 +2828,15 @@ static int ia_ioctl(struct atm_dev *dev, unsigned int cmd, void __user *arg) { struct k_sonet_stats *stats; stats = &PRIV(_ia_dev[board])->sonet_stats; - printk("section_bip: %d\n", atomic_read(&stats->section_bip)); - printk("line_bip : %d\n", atomic_read(&stats->line_bip)); - printk("path_bip : %d\n", atomic_read(&stats->path_bip)); - printk("line_febe : %d\n", atomic_read(&stats->line_febe)); - printk("path_febe : %d\n", atomic_read(&stats->path_febe)); - printk("corr_hcs : %d\n", atomic_read(&stats->corr_hcs)); - printk("uncorr_hcs : %d\n", atomic_read(&stats->uncorr_hcs)); - printk("tx_cells : %d\n", atomic_read(&stats->tx_cells)); - printk("rx_cells : %d\n", atomic_read(&stats->rx_cells)); + printk("section_bip: %d\n", atomic_read_unchecked(&stats->section_bip)); + printk("line_bip : %d\n", atomic_read_unchecked(&stats->line_bip)); + printk("path_bip : %d\n", atomic_read_unchecked(&stats->path_bip)); + printk("line_febe : %d\n", atomic_read_unchecked(&stats->line_febe)); + printk("path_febe : %d\n", atomic_read_unchecked(&stats->path_febe)); + printk("corr_hcs : %d\n", atomic_read_unchecked(&stats->corr_hcs)); + printk("uncorr_hcs : %d\n", atomic_read_unchecked(&stats->uncorr_hcs)); + printk("tx_cells : %d\n", atomic_read_unchecked(&stats->tx_cells)); + printk("rx_cells : %d\n", atomic_read_unchecked(&stats->rx_cells)); } ia_cmds.status = 0; break; @@ -2941,7 +2941,7 @@ static int ia_pkt_tx (struct atm_vcc *vcc, struct sk_buff *skb) { if ((desc == 0) || (desc > iadev->num_tx_desc)) { IF_ERR(printk(DEV_LABEL "invalid desc for send: %d\n", desc);) - atomic_inc(&vcc->stats->tx); + atomic_inc_unchecked(&vcc->stats->tx); if (vcc->pop) vcc->pop(vcc, skb); else @@ -3046,14 +3046,14 @@ static int ia_pkt_tx (struct atm_vcc *vcc, struct sk_buff *skb) { ATM_DESC(skb) = vcc->vci; skb_queue_tail(&iadev->tx_dma_q, skb); - atomic_inc(&vcc->stats->tx); + atomic_inc_unchecked(&vcc->stats->tx); iadev->tx_pkt_cnt++; /* Increment transaction counter */ writel(2, iadev->dma+IPHASE5575_TX_COUNTER); #if 0 /* add flow control logic */ - if (atomic_read(&vcc->stats->tx) % 20 == 0) { + if (atomic_read_unchecked(&vcc->stats->tx) % 20 == 0) { if (iavcc->vc_desc_cnt > 10) { vcc->tx_quota = vcc->tx_quota * 3 / 4; printk("Tx1: vcc->tx_quota = %d \n", (u32)vcc->tx_quota ); diff --git a/drivers/atm/lanai.c b/drivers/atm/lanai.c index ce43ae3..969de38 100644 --- a/drivers/atm/lanai.c +++ b/drivers/atm/lanai.c @@ -1295,7 +1295,7 @@ static void lanai_send_one_aal5(struct lanai_dev *lanai, vcc_tx_add_aal5_trailer(lvcc, skb->len, 0, 0); lanai_endtx(lanai, lvcc); lanai_free_skb(lvcc->tx.atmvcc, skb); - atomic_inc(&lvcc->tx.atmvcc->stats->tx); + atomic_inc_unchecked(&lvcc->tx.atmvcc->stats->tx); } /* Try to fill the buffer - don't call unless there is backlog */ @@ -1418,7 +1418,7 @@ static void vcc_rx_aal5(struct lanai_vcc *lvcc, int endptr) ATM_SKB(skb)->vcc = lvcc->rx.atmvcc; __net_timestamp(skb); lvcc->rx.atmvcc->push(lvcc->rx.atmvcc, skb); - atomic_inc(&lvcc->rx.atmvcc->stats->rx); + atomic_inc_unchecked(&lvcc->rx.atmvcc->stats->rx); out: lvcc->rx.buf.ptr = end; cardvcc_write(lvcc, endptr, vcc_rxreadptr); @@ -1659,7 +1659,7 @@ static int handle_service(struct lanai_dev *lanai, u32 s) DPRINTK("(itf %d) got RX service entry 0x%X for non-AAL5 " "vcc %d\n", lanai->number, (unsigned int) s, vci); lanai->stats.service_rxnotaal5++; - atomic_inc(&lvcc->rx.atmvcc->stats->rx_err); + atomic_inc_unchecked(&lvcc->rx.atmvcc->stats->rx_err); return 0; } if (likely(!(s & (SERVICE_TRASH | SERVICE_STREAM | SERVICE_CRCERR)))) { @@ -1671,7 +1671,7 @@ static int handle_service(struct lanai_dev *lanai, u32 s) int bytes; read_unlock(&vcc_sklist_lock); DPRINTK("got trashed rx pdu on vci %d\n", vci); - atomic_inc(&lvcc->rx.atmvcc->stats->rx_err); + atomic_inc_unchecked(&lvcc->rx.atmvcc->stats->rx_err); lvcc->stats.x.aal5.service_trash++; bytes = (SERVICE_GET_END(s) * 16) - (((unsigned long) lvcc->rx.buf.ptr) - @@ -1683,7 +1683,7 @@ static int handle_service(struct lanai_dev *lanai, u32 s) } if (s & SERVICE_STREAM) { read_unlock(&vcc_sklist_lock); - atomic_inc(&lvcc->rx.atmvcc->stats->rx_err); + atomic_inc_unchecked(&lvcc->rx.atmvcc->stats->rx_err); lvcc->stats.x.aal5.service_stream++; printk(KERN_ERR DEV_LABEL "(itf %d): Got AAL5 stream " "PDU on VCI %d!\n", lanai->number, vci); @@ -1691,7 +1691,7 @@ static int handle_service(struct lanai_dev *lanai, u32 s) return 0; } DPRINTK("got rx crc error on vci %d\n", vci); - atomic_inc(&lvcc->rx.atmvcc->stats->rx_err); + atomic_inc_unchecked(&lvcc->rx.atmvcc->stats->rx_err); lvcc->stats.x.aal5.service_rxcrc++; lvcc->rx.buf.ptr = &lvcc->rx.buf.start[SERVICE_GET_END(s) * 4]; cardvcc_write(lvcc, SERVICE_GET_END(s), vcc_rxreadptr); diff --git a/drivers/atm/nicstar.c b/drivers/atm/nicstar.c index ddc4ceb..36e29aa 100644 --- a/drivers/atm/nicstar.c +++ b/drivers/atm/nicstar.c @@ -1632,7 +1632,7 @@ static int ns_send(struct atm_vcc *vcc, struct sk_buff *skb) if ((vc = (vc_map *) vcc->dev_data) == NULL) { printk("nicstar%d: vcc->dev_data == NULL on ns_send().\n", card->index); - atomic_inc(&vcc->stats->tx_err); + atomic_inc_unchecked(&vcc->stats->tx_err); dev_kfree_skb_any(skb); return -EINVAL; } @@ -1640,7 +1640,7 @@ static int ns_send(struct atm_vcc *vcc, struct sk_buff *skb) if (!vc->tx) { printk("nicstar%d: Trying to transmit on a non-tx VC.\n", card->index); - atomic_inc(&vcc->stats->tx_err); + atomic_inc_unchecked(&vcc->stats->tx_err); dev_kfree_skb_any(skb); return -EINVAL; } @@ -1648,14 +1648,14 @@ static int ns_send(struct atm_vcc *vcc, struct sk_buff *skb) if (vcc->qos.aal != ATM_AAL5 && vcc->qos.aal != ATM_AAL0) { printk("nicstar%d: Only AAL0 and AAL5 are supported.\n", card->index); - atomic_inc(&vcc->stats->tx_err); + atomic_inc_unchecked(&vcc->stats->tx_err); dev_kfree_skb_any(skb); return -EINVAL; } if (skb_shinfo(skb)->nr_frags != 0) { printk("nicstar%d: No scatter-gather yet.\n", card->index); - atomic_inc(&vcc->stats->tx_err); + atomic_inc_unchecked(&vcc->stats->tx_err); dev_kfree_skb_any(skb); return -EINVAL; } @@ -1703,11 +1703,11 @@ static int ns_send(struct atm_vcc *vcc, struct sk_buff *skb) } if (push_scqe(card, vc, scq, &scqe, skb) != 0) { - atomic_inc(&vcc->stats->tx_err); + atomic_inc_unchecked(&vcc->stats->tx_err); dev_kfree_skb_any(skb); return -EIO; } - atomic_inc(&vcc->stats->tx); + atomic_inc_unchecked(&vcc->stats->tx); return 0; } @@ -2024,14 +2024,14 @@ static void dequeue_rx(ns_dev * card, ns_rsqe * rsqe) printk ("nicstar%d: Can't allocate buffers for aal0.\n", card->index); - atomic_add(i, &vcc->stats->rx_drop); + atomic_add_unchecked(i, &vcc->stats->rx_drop); break; } if (!atm_charge(vcc, sb->truesize)) { RXPRINTK ("nicstar%d: atm_charge() dropped aal0 packets.\n", card->index); - atomic_add(i - 1, &vcc->stats->rx_drop); /* already increased by 1 */ + atomic_add_unchecked(i - 1, &vcc->stats->rx_drop); /* already increased by 1 */ dev_kfree_skb_any(sb); break; } @@ -2046,7 +2046,7 @@ static void dequeue_rx(ns_dev * card, ns_rsqe * rsqe) ATM_SKB(sb)->vcc = vcc; __net_timestamp(sb); vcc->push(vcc, sb); - atomic_inc(&vcc->stats->rx); + atomic_inc_unchecked(&vcc->stats->rx); cell += ATM_CELL_PAYLOAD; } @@ -2063,7 +2063,7 @@ static void dequeue_rx(ns_dev * card, ns_rsqe * rsqe) if (iovb == NULL) { printk("nicstar%d: Out of iovec buffers.\n", card->index); - atomic_inc(&vcc->stats->rx_drop); + atomic_inc_unchecked(&vcc->stats->rx_drop); recycle_rx_buf(card, skb); return; } @@ -2087,7 +2087,7 @@ static void dequeue_rx(ns_dev * card, ns_rsqe * rsqe) small or large buffer itself. */ } else if (NS_PRV_IOVCNT(iovb) >= NS_MAX_IOVECS) { printk("nicstar%d: received too big AAL5 SDU.\n", card->index); - atomic_inc(&vcc->stats->rx_err); + atomic_inc_unchecked(&vcc->stats->rx_err); recycle_iovec_rx_bufs(card, (struct iovec *)iovb->data, NS_MAX_IOVECS); NS_PRV_IOVCNT(iovb) = 0; @@ -2107,7 +2107,7 @@ static void dequeue_rx(ns_dev * card, ns_rsqe * rsqe) ("nicstar%d: Expected a small buffer, and this is not one.\n", card->index); which_list(card, skb); - atomic_inc(&vcc->stats->rx_err); + atomic_inc_unchecked(&vcc->stats->rx_err); recycle_rx_buf(card, skb); vc->rx_iov = NULL; recycle_iov_buf(card, iovb); @@ -2120,7 +2120,7 @@ static void dequeue_rx(ns_dev * card, ns_rsqe * rsqe) ("nicstar%d: Expected a large buffer, and this is not one.\n", card->index); which_list(card, skb); - atomic_inc(&vcc->stats->rx_err); + atomic_inc_unchecked(&vcc->stats->rx_err); recycle_iovec_rx_bufs(card, (struct iovec *)iovb->data, NS_PRV_IOVCNT(iovb)); vc->rx_iov = NULL; @@ -2143,7 +2143,7 @@ static void dequeue_rx(ns_dev * card, ns_rsqe * rsqe) printk(" - PDU size mismatch.\n"); else printk(".\n"); - atomic_inc(&vcc->stats->rx_err); + atomic_inc_unchecked(&vcc->stats->rx_err); recycle_iovec_rx_bufs(card, (struct iovec *)iovb->data, NS_PRV_IOVCNT(iovb)); vc->rx_iov = NULL; @@ -2157,14 +2157,14 @@ static void dequeue_rx(ns_dev * card, ns_rsqe * rsqe) /* skb points to a small buffer */ if (!atm_charge(vcc, skb->truesize)) { push_rxbufs(card, skb); - atomic_inc(&vcc->stats->rx_drop); + atomic_inc_unchecked(&vcc->stats->rx_drop); } else { skb_put(skb, len); dequeue_sm_buf(card, skb); ATM_SKB(skb)->vcc = vcc; __net_timestamp(skb); vcc->push(vcc, skb); - atomic_inc(&vcc->stats->rx); + atomic_inc_unchecked(&vcc->stats->rx); } } else if (NS_PRV_IOVCNT(iovb) == 2) { /* One small plus one large buffer */ struct sk_buff *sb; @@ -2175,14 +2175,14 @@ static void dequeue_rx(ns_dev * card, ns_rsqe * rsqe) if (len <= NS_SMBUFSIZE) { if (!atm_charge(vcc, sb->truesize)) { push_rxbufs(card, sb); - atomic_inc(&vcc->stats->rx_drop); + atomic_inc_unchecked(&vcc->stats->rx_drop); } else { skb_put(sb, len); dequeue_sm_buf(card, sb); ATM_SKB(sb)->vcc = vcc; __net_timestamp(sb); vcc->push(vcc, sb); - atomic_inc(&vcc->stats->rx); + atomic_inc_unchecked(&vcc->stats->rx); } push_rxbufs(card, skb); @@ -2191,7 +2191,7 @@ static void dequeue_rx(ns_dev * card, ns_rsqe * rsqe) if (!atm_charge(vcc, skb->truesize)) { push_rxbufs(card, skb); - atomic_inc(&vcc->stats->rx_drop); + atomic_inc_unchecked(&vcc->stats->rx_drop); } else { dequeue_lg_buf(card, skb); skb_push(skb, NS_SMBUFSIZE); @@ -2201,7 +2201,7 @@ static void dequeue_rx(ns_dev * card, ns_rsqe * rsqe) ATM_SKB(skb)->vcc = vcc; __net_timestamp(skb); vcc->push(vcc, skb); - atomic_inc(&vcc->stats->rx); + atomic_inc_unchecked(&vcc->stats->rx); } push_rxbufs(card, sb); @@ -2222,7 +2222,7 @@ static void dequeue_rx(ns_dev * card, ns_rsqe * rsqe) printk ("nicstar%d: Out of huge buffers.\n", card->index); - atomic_inc(&vcc->stats->rx_drop); + atomic_inc_unchecked(&vcc->stats->rx_drop); recycle_iovec_rx_bufs(card, (struct iovec *) iovb->data, @@ -2273,7 +2273,7 @@ static void dequeue_rx(ns_dev * card, ns_rsqe * rsqe) card->hbpool.count++; } else dev_kfree_skb_any(hb); - atomic_inc(&vcc->stats->rx_drop); + atomic_inc_unchecked(&vcc->stats->rx_drop); } else { /* Copy the small buffer to the huge buffer */ sb = (struct sk_buff *)iov->iov_base; @@ -2307,7 +2307,7 @@ static void dequeue_rx(ns_dev * card, ns_rsqe * rsqe) ATM_SKB(hb)->vcc = vcc; __net_timestamp(hb); vcc->push(vcc, hb); - atomic_inc(&vcc->stats->rx); + atomic_inc_unchecked(&vcc->stats->rx); } } diff --git a/drivers/atm/solos-pci.c b/drivers/atm/solos-pci.c index 3d7fb65..0f26393 100644 --- a/drivers/atm/solos-pci.c +++ b/drivers/atm/solos-pci.c @@ -843,7 +843,7 @@ static void solos_bh(unsigned long card_arg) } atm_charge(vcc, skb->truesize); vcc->push(vcc, skb); - atomic_inc(&vcc->stats->rx); + atomic_inc_unchecked(&vcc->stats->rx); break; case PKT_STATUS: @@ -1124,7 +1124,7 @@ static uint32_t fpga_tx(struct solos_card *card) vcc = SKB_CB(oldskb)->vcc; if (vcc) { - atomic_inc(&vcc->stats->tx); + atomic_inc_unchecked(&vcc->stats->tx); solos_pop(vcc, oldskb); } else { dev_kfree_skb_irq(oldskb); diff --git a/drivers/atm/suni.c b/drivers/atm/suni.c index 0215934..ce9f5b1 100644 --- a/drivers/atm/suni.c +++ b/drivers/atm/suni.c @@ -49,8 +49,8 @@ static DEFINE_SPINLOCK(sunis_lock); #define ADD_LIMITED(s,v) \ - atomic_add((v),&stats->s); \ - if (atomic_read(&stats->s) < 0) atomic_set(&stats->s,INT_MAX); + atomic_add_unchecked((v),&stats->s); \ + if (atomic_read_unchecked(&stats->s) < 0) atomic_set_unchecked(&stats->s,INT_MAX); static void suni_hz(unsigned long from_timer) diff --git a/drivers/atm/uPD98402.c b/drivers/atm/uPD98402.c index 5120a96..e2572bd 100644 --- a/drivers/atm/uPD98402.c +++ b/drivers/atm/uPD98402.c @@ -42,7 +42,7 @@ static int fetch_stats(struct atm_dev *dev,struct sonet_stats __user *arg,int ze struct sonet_stats tmp; int error = 0; - atomic_add(GET(HECCT),&PRIV(dev)->sonet_stats.uncorr_hcs); + atomic_add_unchecked(GET(HECCT),&PRIV(dev)->sonet_stats.uncorr_hcs); sonet_copy_stats(&PRIV(dev)->sonet_stats,&tmp); if (arg) error = copy_to_user(arg,&tmp,sizeof(tmp)); if (zero && !error) { @@ -161,9 +161,9 @@ static int uPD98402_ioctl(struct atm_dev *dev,unsigned int cmd,void __user *arg) #define ADD_LIMITED(s,v) \ - { atomic_add(GET(v),&PRIV(dev)->sonet_stats.s); \ - if (atomic_read(&PRIV(dev)->sonet_stats.s) < 0) \ - atomic_set(&PRIV(dev)->sonet_stats.s,INT_MAX); } + { atomic_add_unchecked(GET(v),&PRIV(dev)->sonet_stats.s); \ + if (atomic_read_unchecked(&PRIV(dev)->sonet_stats.s) < 0) \ + atomic_set_unchecked(&PRIV(dev)->sonet_stats.s,INT_MAX); } static void stat_event(struct atm_dev *dev) @@ -194,7 +194,7 @@ static void uPD98402_int(struct atm_dev *dev) if (reason & uPD98402_INT_PFM) stat_event(dev); if (reason & uPD98402_INT_PCO) { (void) GET(PCOCR); /* clear interrupt cause */ - atomic_add(GET(HECCT), + atomic_add_unchecked(GET(HECCT), &PRIV(dev)->sonet_stats.uncorr_hcs); } if ((reason & uPD98402_INT_RFO) && @@ -222,9 +222,9 @@ static int uPD98402_start(struct atm_dev *dev) PUT(~(uPD98402_INT_PFM | uPD98402_INT_ALM | uPD98402_INT_RFO | uPD98402_INT_LOS),PIMR); /* enable them */ (void) fetch_stats(dev,NULL,1); /* clear kernel counters */ - atomic_set(&PRIV(dev)->sonet_stats.corr_hcs,-1); - atomic_set(&PRIV(dev)->sonet_stats.tx_cells,-1); - atomic_set(&PRIV(dev)->sonet_stats.rx_cells,-1); + atomic_set_unchecked(&PRIV(dev)->sonet_stats.corr_hcs,-1); + atomic_set_unchecked(&PRIV(dev)->sonet_stats.tx_cells,-1); + atomic_set_unchecked(&PRIV(dev)->sonet_stats.rx_cells,-1); return 0; } diff --git a/drivers/atm/zatm.c b/drivers/atm/zatm.c index cecfb94..87009ec 100644 --- a/drivers/atm/zatm.c +++ b/drivers/atm/zatm.c @@ -459,7 +459,7 @@ printk("dummy: 0x%08lx, 0x%08lx\n",dummy[0],dummy[1]); } if (!size) { dev_kfree_skb_irq(skb); - if (vcc) atomic_inc(&vcc->stats->rx_err); + if (vcc) atomic_inc_unchecked(&vcc->stats->rx_err); continue; } if (!atm_charge(vcc,skb->truesize)) { @@ -469,7 +469,7 @@ printk("dummy: 0x%08lx, 0x%08lx\n",dummy[0],dummy[1]); skb->len = size; ATM_SKB(skb)->vcc = vcc; vcc->push(vcc,skb); - atomic_inc(&vcc->stats->rx); + atomic_inc_unchecked(&vcc->stats->rx); } zout(pos & 0xffff,MTA(mbx)); #if 0 /* probably a stupid idea */ @@ -733,7 +733,7 @@ if (*ZATM_PRV_DSC(skb) != (uPD98401_TXPD_V | uPD98401_TXPD_DP | skb_queue_head(&zatm_vcc->backlog,skb); break; } - atomic_inc(&vcc->stats->tx); + atomic_inc_unchecked(&vcc->stats->tx); wake_up(&zatm_vcc->tx_wait); } diff --git a/drivers/base/bus.c b/drivers/base/bus.c index 5005924..9fc06c4 100644 --- a/drivers/base/bus.c +++ b/drivers/base/bus.c @@ -1141,7 +1141,7 @@ int subsys_interface_register(struct subsys_interface *sif) return -EINVAL; mutex_lock(&subsys->p->mutex); - list_add_tail(&sif->node, &subsys->p->interfaces); + pax_list_add_tail((struct list_head *)&sif->node, &subsys->p->interfaces); if (sif->add_dev) { subsys_dev_iter_init(&iter, subsys, NULL, NULL); while ((dev = subsys_dev_iter_next(&iter))) @@ -1166,7 +1166,7 @@ void subsys_interface_unregister(struct subsys_interface *sif) subsys = sif->subsys; mutex_lock(&subsys->p->mutex); - list_del_init(&sif->node); + pax_list_del_init((struct list_head *)&sif->node); if (sif->remove_dev) { subsys_dev_iter_init(&iter, subsys, NULL, NULL); while ((dev = subsys_dev_iter_next(&iter))) diff --git a/drivers/base/devres.c b/drivers/base/devres.c index 8754646..6828fbe 100644 --- a/drivers/base/devres.c +++ b/drivers/base/devres.c @@ -475,7 +475,9 @@ static int remove_nodes(struct device *dev, static int release_nodes(struct device *dev, struct list_head *first, struct list_head *end, unsigned long flags) - __releases(&dev->devres_lock) + __releases(&dev->devres_lock); +static int release_nodes(struct device *dev, struct list_head *first, + struct list_head *end, unsigned long flags) { LIST_HEAD(todo); int cnt; diff --git a/drivers/base/devtmpfs.c b/drivers/base/devtmpfs.c index 68f0314..ca2a609 100644 --- a/drivers/base/devtmpfs.c +++ b/drivers/base/devtmpfs.c @@ -354,7 +354,7 @@ int devtmpfs_mount(const char *mntdir) if (!thread) return 0; - err = sys_mount("devtmpfs", (char *)mntdir, "devtmpfs", MS_SILENT, NULL); + err = sys_mount((char __force_user *)"devtmpfs", (char __force_user *)mntdir, (char __force_user *)"devtmpfs", MS_SILENT, NULL); if (err) printk(KERN_INFO "devtmpfs: error mounting %i\n", err); else @@ -380,11 +380,11 @@ static int devtmpfsd(void *p) *err = sys_unshare(CLONE_NEWNS); if (*err) goto out; - *err = sys_mount("devtmpfs", "/", "devtmpfs", MS_SILENT, options); + *err = sys_mount((char __force_user *)"devtmpfs", (char __force_user *)"/", (char __force_user *)"devtmpfs", MS_SILENT, (char __force_user *)options); if (*err) goto out; - sys_chdir("/.."); /* will traverse into overmounted root */ - sys_chroot("."); + sys_chdir((char __force_user *)"/.."); /* will traverse into overmounted root */ + sys_chroot((char __force_user *)"."); complete(&setup_done); while (1) { spin_lock(&req_lock); diff --git a/drivers/base/node.c b/drivers/base/node.c index 560751b..3a4847a 100644 --- a/drivers/base/node.c +++ b/drivers/base/node.c @@ -627,7 +627,7 @@ static ssize_t print_nodes_state(enum node_states state, char *buf) struct node_attr { struct device_attribute attr; enum node_states state; -}; +} __do_const; static ssize_t show_node_state(struct device *dev, struct device_attribute *attr, char *buf) diff --git a/drivers/base/platform-msi.c b/drivers/base/platform-msi.c index 134483d..5588d1c 100644 --- a/drivers/base/platform-msi.c +++ b/drivers/base/platform-msi.c @@ -24,6 +24,8 @@ #include <linux/msi.h> #include <linux/slab.h> +#include <asm/pgtable.h> + #define DEV_ID_SHIFT 24 /* @@ -77,10 +79,12 @@ static void platform_msi_update_dom_ops(struct msi_domain_info *info) BUG_ON(!ops); + pax_open_kernel(); if (ops->msi_init == NULL) - ops->msi_init = platform_msi_init; + *(void **)&ops->msi_init = platform_msi_init; if (ops->set_desc == NULL) - ops->set_desc = platform_msi_set_desc; + *(void **)&ops->set_desc = platform_msi_set_desc; + pax_close_kernel(); } static void platform_msi_write_msg(struct irq_data *data, struct msi_msg *msg) @@ -98,16 +102,18 @@ static void platform_msi_update_chip_ops(struct msi_domain_info *info) struct irq_chip *chip = info->chip; BUG_ON(!chip); + pax_open_kernel(); if (!chip->irq_mask) - chip->irq_mask = irq_chip_mask_parent; + *(void **)&chip->irq_mask = irq_chip_mask_parent; if (!chip->irq_unmask) - chip->irq_unmask = irq_chip_unmask_parent; + *(void **)&chip->irq_unmask = irq_chip_unmask_parent; if (!chip->irq_eoi) - chip->irq_eoi = irq_chip_eoi_parent; + *(void **)&chip->irq_eoi = irq_chip_eoi_parent; if (!chip->irq_set_affinity) - chip->irq_set_affinity = msi_domain_set_affinity; + *(void **)&chip->irq_set_affinity = msi_domain_set_affinity; if (!chip->irq_write_msi_msg) - chip->irq_write_msi_msg = platform_msi_write_msg; + *(void **)&chip->irq_write_msi_msg = platform_msi_write_msg; + pax_close_kernel(); } static void platform_msi_free_descs(struct device *dev) diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c index 16550c6..322c4c7 100644 --- a/drivers/base/power/domain.c +++ b/drivers/base/power/domain.c @@ -1517,7 +1517,7 @@ int pm_genpd_attach_cpuidle(struct generic_pm_domain *genpd, int state) { struct cpuidle_driver *cpuidle_drv; struct gpd_cpuidle_data *cpuidle_data; - struct cpuidle_state *idle_state; + cpuidle_state_no_const *idle_state; int ret = 0; if (IS_ERR_OR_NULL(genpd) || state < 0) @@ -1585,7 +1585,7 @@ int pm_genpd_name_attach_cpuidle(const char *name, int state) int pm_genpd_detach_cpuidle(struct generic_pm_domain *genpd) { struct gpd_cpuidle_data *cpuidle_data; - struct cpuidle_state *idle_state; + cpuidle_state_no_const *idle_state; int ret = 0; if (IS_ERR_OR_NULL(genpd)) @@ -2021,8 +2021,11 @@ int genpd_dev_pm_attach(struct device *dev) goto out; } - dev->pm_domain->detach = genpd_dev_pm_detach; - dev->pm_domain->sync = genpd_dev_pm_sync; + pax_open_kernel(); + *(void **)&dev->pm_domain->detach = genpd_dev_pm_detach; + *(void **)&dev->pm_domain->sync = genpd_dev_pm_sync; + pax_close_kernel(); + ret = pm_genpd_poweron(pd); out: diff --git a/drivers/base/power/runtime.c b/drivers/base/power/runtime.c index e1a10a0..a6bc363 100644 --- a/drivers/base/power/runtime.c +++ b/drivers/base/power/runtime.c @@ -263,8 +263,8 @@ static int rpm_check_suspend_allowed(struct device *dev) * @cb: Runtime PM callback to run. * @dev: Device to run the callback for. */ +static int __rpm_callback(int (*cb)(struct device *), struct device *dev) __must_hold(&dev->power.lock); static int __rpm_callback(int (*cb)(struct device *), struct device *dev) - __releases(&dev->power.lock) __acquires(&dev->power.lock) { int retval; @@ -412,8 +412,8 @@ static int rpm_callback(int (*cb)(struct device *), struct device *dev) * * This function must be called under dev->power.lock with interrupts disabled. */ +static int rpm_suspend(struct device *dev, int rpmflags) __must_hold(&dev->power.lock); static int rpm_suspend(struct device *dev, int rpmflags) - __releases(&dev->power.lock) __acquires(&dev->power.lock) { int (*callback)(struct device *); struct device *parent = NULL; @@ -594,8 +594,8 @@ static int rpm_suspend(struct device *dev, int rpmflags) * * This function must be called under dev->power.lock with interrupts disabled. */ +static int rpm_resume(struct device *dev, int rpmflags) __must_hold(&dev->power.lock); static int rpm_resume(struct device *dev, int rpmflags) - __releases(&dev->power.lock) __acquires(&dev->power.lock) { int (*callback)(struct device *); struct device *parent = NULL; diff --git a/drivers/base/power/sysfs.c b/drivers/base/power/sysfs.c index a7b4679..d302490 100644 --- a/drivers/base/power/sysfs.c +++ b/drivers/base/power/sysfs.c @@ -181,7 +181,7 @@ static ssize_t rtpm_status_show(struct device *dev, return -EIO; } } - return sprintf(buf, p); + return sprintf(buf, "%s", p); } static DEVICE_ATTR(runtime_status, 0444, rtpm_status_show, NULL); diff --git a/drivers/base/power/wakeup.c b/drivers/base/power/wakeup.c index 51f15bc..892a668 100644 --- a/drivers/base/power/wakeup.c +++ b/drivers/base/power/wakeup.c @@ -33,14 +33,14 @@ static bool pm_abort_suspend __read_mostly; * They need to be modified together atomically, so it's better to use one * atomic variable to hold them both. */ -static atomic_t combined_event_count = ATOMIC_INIT(0); +static atomic_unchecked_t combined_event_count = ATOMIC_INIT(0); #define IN_PROGRESS_BITS (sizeof(int) * 4) #define MAX_IN_PROGRESS ((1 << IN_PROGRESS_BITS) - 1) static void split_counters(unsigned int *cnt, unsigned int *inpr) { - unsigned int comb = atomic_read(&combined_event_count); + unsigned int comb = atomic_read_unchecked(&combined_event_count); *cnt = (comb >> IN_PROGRESS_BITS); *inpr = comb & MAX_IN_PROGRESS; @@ -537,7 +537,7 @@ static void wakeup_source_activate(struct wakeup_source *ws) ws->start_prevent_time = ws->last_time; /* Increment the counter of events in progress. */ - cec = atomic_inc_return(&combined_event_count); + cec = atomic_inc_return_unchecked(&combined_event_count); trace_wakeup_source_activate(ws->name, cec); } @@ -663,7 +663,7 @@ static void wakeup_source_deactivate(struct wakeup_source *ws) * Increment the counter of registered wakeup events and decrement the * couter of wakeup events in progress simultaneously. */ - cec = atomic_add_return(MAX_IN_PROGRESS, &combined_event_count); + cec = atomic_add_return_unchecked(MAX_IN_PROGRESS, &combined_event_count); trace_wakeup_source_deactivate(ws->name, cec); split_counters(&cnt, &inpr); diff --git a/drivers/base/regmap/regmap-debugfs.c b/drivers/base/regmap/regmap-debugfs.c index 4c55cfb..b4c21fb 100644 --- a/drivers/base/regmap/regmap-debugfs.c +++ b/drivers/base/regmap/regmap-debugfs.c @@ -30,7 +30,7 @@ static LIST_HEAD(regmap_debugfs_early_list); static DEFINE_MUTEX(regmap_debugfs_early_lock); /* Calculate the length of a fixed format */ -static size_t regmap_calc_reg_len(int max_val, char *buf, size_t buf_size) +static size_t regmap_calc_reg_len(int max_val) { return snprintf(NULL, 0, "%x", max_val); } @@ -173,8 +173,7 @@ static inline void regmap_calc_tot_len(struct regmap *map, { /* Calculate the length of a fixed format */ if (!map->debugfs_tot_len) { - map->debugfs_reg_len = regmap_calc_reg_len(map->max_register, - buf, count); + map->debugfs_reg_len = regmap_calc_reg_len(map->max_register); map->debugfs_val_len = 2 * map->format.val_bytes; map->debugfs_tot_len = map->debugfs_reg_len + map->debugfs_val_len + 3; /* : \n */ @@ -404,7 +403,7 @@ static ssize_t regmap_access_read_file(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { - int reg_len, tot_len; + size_t reg_len, tot_len; size_t buf_pos = 0; loff_t p = 0; ssize_t ret; @@ -420,7 +419,7 @@ static ssize_t regmap_access_read_file(struct file *file, return -ENOMEM; /* Calculate the length of a fixed format */ - reg_len = regmap_calc_reg_len(map->max_register, buf, count); + reg_len = regmap_calc_reg_len(map->max_register); tot_len = reg_len + 10; /* ': R W V P\n' */ for (i = 0; i <= map->max_register; i += map->reg_stride) { @@ -437,7 +436,7 @@ static ssize_t regmap_access_read_file(struct file *file, /* Format the register */ snprintf(buf + buf_pos, count - buf_pos, "%.*x: %c %c %c %c\n", - reg_len, i, + (int)reg_len, i, regmap_readable(map, i) ? 'y' : 'n', regmap_writeable(map, i) ? 'y' : 'n', regmap_volatile(map, i) ? 'y' : 'n', diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index afaf562..722e2a9 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -344,8 +344,8 @@ static void regmap_unlock_mutex(void *__map) mutex_unlock(&map->mutex); } +static void regmap_lock_spinlock(void *__map) __acquires(&map->spinlock); static void regmap_lock_spinlock(void *__map) -__acquires(&map->spinlock) { struct regmap *map = __map; unsigned long flags; @@ -354,8 +354,8 @@ __acquires(&map->spinlock) map->spinlock_flags = flags; } +static void regmap_unlock_spinlock(void *__map) __releases(&map->spinlock); static void regmap_unlock_spinlock(void *__map) -__releases(&map->spinlock) { struct regmap *map = __map; spin_unlock_irqrestore(&map->spinlock, map->spinlock_flags); diff --git a/drivers/base/syscore.c b/drivers/base/syscore.c index 8d98a32..61d3165 100644 --- a/drivers/base/syscore.c +++ b/drivers/base/syscore.c @@ -22,7 +22,7 @@ static DEFINE_MUTEX(syscore_ops_lock); void register_syscore_ops(struct syscore_ops *ops) { mutex_lock(&syscore_ops_lock); - list_add_tail(&ops->node, &syscore_ops_list); + pax_list_add_tail((struct list_head *)&ops->node, &syscore_ops_list); mutex_unlock(&syscore_ops_lock); } EXPORT_SYMBOL_GPL(register_syscore_ops); @@ -34,7 +34,7 @@ EXPORT_SYMBOL_GPL(register_syscore_ops); void unregister_syscore_ops(struct syscore_ops *ops) { mutex_lock(&syscore_ops_lock); - list_del(&ops->node); + pax_list_del((struct list_head *)&ops->node); mutex_unlock(&syscore_ops_lock); } EXPORT_SYMBOL_GPL(unregister_syscore_ops); diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index 0422c47..b222c7a 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -3024,7 +3024,7 @@ static void start_io(ctlr_info_t *h) while (!list_empty(&h->reqQ)) { c = list_entry(h->reqQ.next, CommandList_struct, list); /* can't do anything if fifo is full */ - if ((h->access.fifo_full(h))) { + if ((h->access->fifo_full(h))) { dev_warn(&h->pdev->dev, "fifo full\n"); break; } @@ -3034,7 +3034,7 @@ static void start_io(ctlr_info_t *h) h->Qdepth--; /* Tell the controller execute command */ - h->access.submit_command(h, c); + h->access->submit_command(h, c); /* Put job onto the completed Q */ addQ(&h->cmpQ, c); @@ -3460,17 +3460,17 @@ startio: static inline unsigned long get_next_completion(ctlr_info_t *h) { - return h->access.command_completed(h); + return h->access->command_completed(h); } static inline int interrupt_pending(ctlr_info_t *h) { - return h->access.intr_pending(h); + return h->access->intr_pending(h); } static inline long interrupt_not_for_us(ctlr_info_t *h) { - return ((h->access.intr_pending(h) == 0) || + return ((h->access->intr_pending(h) == 0) || (h->interrupts_enabled == 0)); } @@ -3503,7 +3503,7 @@ static inline u32 next_command(ctlr_info_t *h) u32 a; if (unlikely(!(h->transMethod & CFGTBL_Trans_Performant))) - return h->access.command_completed(h); + return h->access->command_completed(h); if ((*(h->reply_pool_head) & 1) == (h->reply_pool_wraparound)) { a = *(h->reply_pool_head); /* Next cmd in ring buffer */ @@ -4060,7 +4060,7 @@ static void cciss_put_controller_into_performant_mode(ctlr_info_t *h) trans_support & CFGTBL_Trans_use_short_tags); /* Change the access methods to the performant access methods */ - h->access = SA5_performant_access; + h->access = &SA5_performant_access; h->transMethod = CFGTBL_Trans_Performant; return; @@ -4334,7 +4334,7 @@ static int cciss_pci_init(ctlr_info_t *h) if (prod_index < 0) return -ENODEV; h->product_name = products[prod_index].product_name; - h->access = *(products[prod_index].access); + h->access = products[prod_index].access; if (cciss_board_disabled(h)) { dev_warn(&h->pdev->dev, "controller appears to be disabled\n"); @@ -5065,7 +5065,7 @@ reinit_after_soft_reset: } /* make sure the board interrupts are off */ - h->access.set_intr_mask(h, CCISS_INTR_OFF); + h->access->set_intr_mask(h, CCISS_INTR_OFF); rc = cciss_request_irq(h, do_cciss_msix_intr, do_cciss_intx); if (rc) goto clean2; @@ -5115,7 +5115,7 @@ reinit_after_soft_reset: * fake ones to scoop up any residual completions. */ spin_lock_irqsave(&h->lock, flags); - h->access.set_intr_mask(h, CCISS_INTR_OFF); + h->access->set_intr_mask(h, CCISS_INTR_OFF); spin_unlock_irqrestore(&h->lock, flags); free_irq(h->intr[h->intr_mode], h); rc = cciss_request_irq(h, cciss_msix_discard_completions, @@ -5135,9 +5135,9 @@ reinit_after_soft_reset: dev_info(&h->pdev->dev, "Board READY.\n"); dev_info(&h->pdev->dev, "Waiting for stale completions to drain.\n"); - h->access.set_intr_mask(h, CCISS_INTR_ON); + h->access->set_intr_mask(h, CCISS_INTR_ON); msleep(10000); - h->access.set_intr_mask(h, CCISS_INTR_OFF); + h->access->set_intr_mask(h, CCISS_INTR_OFF); rc = controller_reset_failed(h->cfgtable); if (rc) @@ -5160,7 +5160,7 @@ reinit_after_soft_reset: cciss_scsi_setup(h); /* Turn the interrupts on so we can service requests */ - h->access.set_intr_mask(h, CCISS_INTR_ON); + h->access->set_intr_mask(h, CCISS_INTR_ON); /* Get the firmware version */ inq_buff = kzalloc(sizeof(InquiryData_struct), GFP_KERNEL); @@ -5232,7 +5232,7 @@ static void cciss_shutdown(struct pci_dev *pdev) kfree(flush_buf); if (return_code != IO_OK) dev_warn(&h->pdev->dev, "Error flushing cache\n"); - h->access.set_intr_mask(h, CCISS_INTR_OFF); + h->access->set_intr_mask(h, CCISS_INTR_OFF); free_irq(h->intr[h->intr_mode], h); } diff --git a/drivers/block/cciss.h b/drivers/block/cciss.h index 7fda30e..2f27946 100644 --- a/drivers/block/cciss.h +++ b/drivers/block/cciss.h @@ -101,7 +101,7 @@ struct ctlr_info /* information about each logical volume */ drive_info_struct *drv[CISS_MAX_LUN]; - struct access_method access; + struct access_method *access; /* queue and queue Info */ struct list_head reqQ; @@ -402,27 +402,27 @@ static bool SA5_performant_intr_pending(ctlr_info_t *h) } static struct access_method SA5_access = { - SA5_submit_command, - SA5_intr_mask, - SA5_fifo_full, - SA5_intr_pending, - SA5_completed, + .submit_command = SA5_submit_command, + .set_intr_mask = SA5_intr_mask, + .fifo_full = SA5_fifo_full, + .intr_pending = SA5_intr_pending, + .command_completed = SA5_completed, }; static struct access_method SA5B_access = { - SA5_submit_command, - SA5B_intr_mask, - SA5_fifo_full, - SA5B_intr_pending, - SA5_completed, + .submit_command = SA5_submit_command, + .set_intr_mask = SA5B_intr_mask, + .fifo_full = SA5_fifo_full, + .intr_pending = SA5B_intr_pending, + .command_completed = SA5_completed, }; static struct access_method SA5_performant_access = { - SA5_submit_command, - SA5_performant_intr_mask, - SA5_fifo_full, - SA5_performant_intr_pending, - SA5_performant_completed, + .submit_command = SA5_submit_command, + .set_intr_mask = SA5_performant_intr_mask, + .fifo_full = SA5_fifo_full, + .intr_pending = SA5_performant_intr_pending, + .command_completed = SA5_performant_completed, }; struct board_type { diff --git a/drivers/block/cpqarray.c b/drivers/block/cpqarray.c index f749df9..5f8b9c4 100644 --- a/drivers/block/cpqarray.c +++ b/drivers/block/cpqarray.c @@ -404,7 +404,7 @@ static int cpqarray_register_ctlr(int i, struct pci_dev *pdev) if (register_blkdev(COMPAQ_SMART2_MAJOR+i, hba[i]->devname)) { goto Enomem4; } - hba[i]->access.set_intr_mask(hba[i], 0); + hba[i]->access->set_intr_mask(hba[i], 0); if (request_irq(hba[i]->intr, do_ida_intr, IRQF_SHARED, hba[i]->devname, hba[i])) { @@ -459,7 +459,7 @@ static int cpqarray_register_ctlr(int i, struct pci_dev *pdev) add_timer(&hba[i]->timer); /* Enable IRQ now that spinlock and rate limit timer are set up */ - hba[i]->access.set_intr_mask(hba[i], FIFO_NOT_EMPTY); + hba[i]->access->set_intr_mask(hba[i], FIFO_NOT_EMPTY); for(j=0; j<NWD; j++) { struct gendisk *disk = ida_gendisk[i][j]; @@ -694,7 +694,7 @@ DBGINFO( for(i=0; i<NR_PRODUCTS; i++) { if (board_id == products[i].board_id) { c->product_name = products[i].product_name; - c->access = *(products[i].access); + c->access = products[i].access; break; } } @@ -792,7 +792,7 @@ static int cpqarray_eisa_detect(void) hba[ctlr]->intr = intr; sprintf(hba[ctlr]->devname, "ida%d", nr_ctlr); hba[ctlr]->product_name = products[j].product_name; - hba[ctlr]->access = *(products[j].access); + hba[ctlr]->access = products[j].access; hba[ctlr]->ctlr = ctlr; hba[ctlr]->board_id = board_id; hba[ctlr]->pci_dev = NULL; /* not PCI */ @@ -978,7 +978,7 @@ static void start_io(ctlr_info_t *h) while((c = h->reqQ) != NULL) { /* Can't do anything if we're busy */ - if (h->access.fifo_full(h) == 0) + if (h->access->fifo_full(h) == 0) return; /* Get the first entry from the request Q */ @@ -986,7 +986,7 @@ static void start_io(ctlr_info_t *h) h->Qdepth--; /* Tell the controller to do our bidding */ - h->access.submit_command(h, c); + h->access->submit_command(h, c); /* Get onto the completion Q */ addQ(&h->cmpQ, c); @@ -1048,7 +1048,7 @@ static irqreturn_t do_ida_intr(int irq, void *dev_id) unsigned long flags; __u32 a,a1; - istat = h->access.intr_pending(h); + istat = h->access->intr_pending(h); /* Is this interrupt for us? */ if (istat == 0) return IRQ_NONE; @@ -1059,7 +1059,7 @@ static irqreturn_t do_ida_intr(int irq, void *dev_id) */ spin_lock_irqsave(IDA_LOCK(h->ctlr), flags); if (istat & FIFO_NOT_EMPTY) { - while((a = h->access.command_completed(h))) { + while((a = h->access->command_completed(h))) { a1 = a; a &= ~3; if ((c = h->cmpQ) == NULL) { @@ -1448,11 +1448,11 @@ static int sendcmd( /* * Disable interrupt */ - info_p->access.set_intr_mask(info_p, 0); + info_p->access->set_intr_mask(info_p, 0); /* Make sure there is room in the command FIFO */ /* Actually it should be completely empty at this time. */ for (i = 200000; i > 0; i--) { - temp = info_p->access.fifo_full(info_p); + temp = info_p->access->fifo_full(info_p); if (temp != 0) { break; } @@ -1465,7 +1465,7 @@ DBG( /* * Send the cmd */ - info_p->access.submit_command(info_p, c); + info_p->access->submit_command(info_p, c); complete = pollcomplete(ctlr); pci_unmap_single(info_p->pci_dev, (dma_addr_t) c->req.sg[0].addr, @@ -1548,9 +1548,9 @@ static int revalidate_allvol(ctlr_info_t *host) * we check the new geometry. Then turn interrupts back on when * we're done. */ - host->access.set_intr_mask(host, 0); + host->access->set_intr_mask(host, 0); getgeometry(ctlr); - host->access.set_intr_mask(host, FIFO_NOT_EMPTY); + host->access->set_intr_mask(host, FIFO_NOT_EMPTY); for(i=0; i<NWD; i++) { struct gendisk *disk = ida_gendisk[ctlr][i]; @@ -1590,7 +1590,7 @@ static int pollcomplete(int ctlr) /* Wait (up to 2 seconds) for a command to complete */ for (i = 200000; i > 0; i--) { - done = hba[ctlr]->access.command_completed(hba[ctlr]); + done = hba[ctlr]->access->command_completed(hba[ctlr]); if (done == 0) { udelay(10); /* a short fixed delay */ } else diff --git a/drivers/block/cpqarray.h b/drivers/block/cpqarray.h index be73e9d..7fbf140 100644 --- a/drivers/block/cpqarray.h +++ b/drivers/block/cpqarray.h @@ -99,7 +99,7 @@ struct ctlr_info { drv_info_t drv[NWD]; struct proc_dir_entry *proc; - struct access_method access; + struct access_method *access; cmdlist_t *reqQ; cmdlist_t *cmpQ; diff --git a/drivers/block/drbd/drbd_bitmap.c b/drivers/block/drbd/drbd_bitmap.c index e5e0f19..a5dfbd4 100644 --- a/drivers/block/drbd/drbd_bitmap.c +++ b/drivers/block/drbd/drbd_bitmap.c @@ -1027,7 +1027,7 @@ static void bm_page_io_async(struct drbd_bm_aio_ctx *ctx, int page_nr) __must_ho submit_bio(rw, bio); /* this should not count as user activity and cause the * resync to throttle -- see drbd_rs_should_slow_down(). */ - atomic_add(len >> 9, &device->rs_sect_ev); + atomic_add_unchecked(len >> 9, &device->rs_sect_ev); } } diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h index 015c6e9..8226d6c 100644 --- a/drivers/block/drbd/drbd_int.h +++ b/drivers/block/drbd/drbd_int.h @@ -386,7 +386,7 @@ struct drbd_epoch { struct drbd_connection *connection; struct list_head list; unsigned int barrier_nr; - atomic_t epoch_size; /* increased on every request added. */ + atomic_unchecked_t epoch_size; /* increased on every request added. */ atomic_t active; /* increased on every req. added, and dec on every finished. */ unsigned long flags; }; @@ -947,7 +947,7 @@ struct drbd_device { unsigned int al_tr_number; int al_tr_cycle; wait_queue_head_t seq_wait; - atomic_t packet_seq; + atomic_unchecked_t packet_seq; unsigned int peer_seq; spinlock_t peer_seq_lock; unsigned long comm_bm_set; /* communicated number of set bits. */ @@ -956,8 +956,8 @@ struct drbd_device { struct mutex own_state_mutex; struct mutex *state_mutex; /* either own_state_mutex or first_peer_device(device)->connection->cstate_mutex */ char congestion_reason; /* Why we where congested... */ - atomic_t rs_sect_in; /* for incoming resync data rate, SyncTarget */ - atomic_t rs_sect_ev; /* for submitted resync data rate, both */ + atomic_unchecked_t rs_sect_in; /* for incoming resync data rate, SyncTarget */ + atomic_unchecked_t rs_sect_ev; /* for submitted resync data rate, both */ int rs_last_sect_ev; /* counter to compare with */ int rs_last_events; /* counter of read or write "events" (unit sectors) * on the lower level device when we last looked. */ diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c index 74d97f4..bb5a486 100644 --- a/drivers/block/drbd/drbd_main.c +++ b/drivers/block/drbd/drbd_main.c @@ -1328,7 +1328,7 @@ static int _drbd_send_ack(struct drbd_peer_device *peer_device, enum drbd_packet p->sector = sector; p->block_id = block_id; p->blksize = blksize; - p->seq_num = cpu_to_be32(atomic_inc_return(&peer_device->device->packet_seq)); + p->seq_num = cpu_to_be32(atomic_inc_return_unchecked(&peer_device->device->packet_seq)); return drbd_send_command(peer_device, sock, cmd, sizeof(*p), NULL, 0); } @@ -1634,7 +1634,7 @@ int drbd_send_dblock(struct drbd_peer_device *peer_device, struct drbd_request * return -EIO; p->sector = cpu_to_be64(req->i.sector); p->block_id = (unsigned long)req; - p->seq_num = cpu_to_be32(atomic_inc_return(&device->packet_seq)); + p->seq_num = cpu_to_be32(atomic_inc_return_unchecked(&device->packet_seq)); dp_flags = bio_flags_to_wire(peer_device->connection, req->master_bio->bi_rw); if (device->state.conn >= C_SYNC_SOURCE && device->state.conn <= C_PAUSED_SYNC_T) @@ -1915,8 +1915,8 @@ void drbd_init_set_defaults(struct drbd_device *device) atomic_set(&device->unacked_cnt, 0); atomic_set(&device->local_cnt, 0); atomic_set(&device->pp_in_use_by_net, 0); - atomic_set(&device->rs_sect_in, 0); - atomic_set(&device->rs_sect_ev, 0); + atomic_set_unchecked(&device->rs_sect_in, 0); + atomic_set_unchecked(&device->rs_sect_ev, 0); atomic_set(&device->ap_in_flight, 0); atomic_set(&device->md_io.in_use, 0); @@ -2683,8 +2683,8 @@ void drbd_destroy_connection(struct kref *kref) struct drbd_connection *connection = container_of(kref, struct drbd_connection, kref); struct drbd_resource *resource = connection->resource; - if (atomic_read(&connection->current_epoch->epoch_size) != 0) - drbd_err(connection, "epoch_size:%d\n", atomic_read(&connection->current_epoch->epoch_size)); + if (atomic_read_unchecked(&connection->current_epoch->epoch_size) != 0) + drbd_err(connection, "epoch_size:%d\n", atomic_read_unchecked(&connection->current_epoch->epoch_size)); kfree(connection->current_epoch); idr_destroy(&connection->peer_devices); diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c index e80cbef..42533f1 100644 --- a/drivers/block/drbd/drbd_nl.c +++ b/drivers/block/drbd/drbd_nl.c @@ -3637,13 +3637,13 @@ finish: void drbd_bcast_event(struct drbd_device *device, const struct sib_info *sib) { - static atomic_t drbd_genl_seq = ATOMIC_INIT(2); /* two. */ + static atomic_unchecked_t drbd_genl_seq = ATOMIC_INIT(2); /* two. */ struct sk_buff *msg; struct drbd_genlmsghdr *d_out; unsigned seq; int err = -ENOMEM; - seq = atomic_inc_return(&drbd_genl_seq); + seq = atomic_inc_return_unchecked(&drbd_genl_seq); msg = genlmsg_new(NLMSG_GOODSIZE, GFP_NOIO); if (!msg) goto failed; diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c index c097909..b0dd588 100644 --- a/drivers/block/drbd/drbd_receiver.c +++ b/drivers/block/drbd/drbd_receiver.c @@ -870,7 +870,7 @@ int drbd_connected(struct drbd_peer_device *peer_device) struct drbd_device *device = peer_device->device; int err; - atomic_set(&device->packet_seq, 0); + atomic_set_unchecked(&device->packet_seq, 0); device->peer_seq = 0; device->state_mutex = peer_device->connection->agreed_pro_version < 100 ? @@ -1233,7 +1233,7 @@ static enum finish_epoch drbd_may_finish_epoch(struct drbd_connection *connectio do { next_epoch = NULL; - epoch_size = atomic_read(&epoch->epoch_size); + epoch_size = atomic_read_unchecked(&epoch->epoch_size); switch (ev & ~EV_CLEANUP) { case EV_PUT: @@ -1273,7 +1273,7 @@ static enum finish_epoch drbd_may_finish_epoch(struct drbd_connection *connectio rv = FE_DESTROYED; } else { epoch->flags = 0; - atomic_set(&epoch->epoch_size, 0); + atomic_set_unchecked(&epoch->epoch_size, 0); /* atomic_set(&epoch->active, 0); is already zero */ if (rv == FE_STILL_LIVE) rv = FE_RECYCLED; @@ -1550,7 +1550,7 @@ static int receive_Barrier(struct drbd_connection *connection, struct packet_inf conn_wait_active_ee_empty(connection); drbd_flush(connection); - if (atomic_read(&connection->current_epoch->epoch_size)) { + if (atomic_read_unchecked(&connection->current_epoch->epoch_size)) { epoch = kmalloc(sizeof(struct drbd_epoch), GFP_NOIO); if (epoch) break; @@ -1564,11 +1564,11 @@ static int receive_Barrier(struct drbd_connection *connection, struct packet_inf } epoch->flags = 0; - atomic_set(&epoch->epoch_size, 0); + atomic_set_unchecked(&epoch->epoch_size, 0); atomic_set(&epoch->active, 0); spin_lock(&connection->epoch_lock); - if (atomic_read(&connection->current_epoch->epoch_size)) { + if (atomic_read_unchecked(&connection->current_epoch->epoch_size)) { list_add(&epoch->list, &connection->current_epoch->list); connection->current_epoch = epoch; connection->epochs++; @@ -1780,7 +1780,9 @@ static int e_end_resync_block(struct drbd_work *w, int unused) } static int recv_resync_read(struct drbd_peer_device *peer_device, sector_t sector, - struct packet_info *pi) __releases(local) + struct packet_info *pi) __releases(local); +static int recv_resync_read(struct drbd_peer_device *peer_device, sector_t sector, + struct packet_info *pi) { struct drbd_device *device = peer_device->device; struct drbd_peer_request *peer_req; @@ -1802,7 +1804,7 @@ static int recv_resync_read(struct drbd_peer_device *peer_device, sector_t secto list_add_tail(&peer_req->w.list, &device->sync_ee); spin_unlock_irq(&device->resource->req_lock); - atomic_add(pi->size >> 9, &device->rs_sect_ev); + atomic_add_unchecked(pi->size >> 9, &device->rs_sect_ev); if (drbd_submit_peer_request(device, peer_req, WRITE, DRBD_FAULT_RS_WR) == 0) return 0; @@ -1900,7 +1902,7 @@ static int receive_RSDataReply(struct drbd_connection *connection, struct packet drbd_send_ack_dp(peer_device, P_NEG_ACK, p, pi->size); } - atomic_add(pi->size >> 9, &device->rs_sect_in); + atomic_add_unchecked(pi->size >> 9, &device->rs_sect_in); return err; } @@ -2290,7 +2292,7 @@ static int receive_Data(struct drbd_connection *connection, struct packet_info * err = wait_for_and_update_peer_seq(peer_device, peer_seq); drbd_send_ack_dp(peer_device, P_NEG_ACK, p, pi->size); - atomic_inc(&connection->current_epoch->epoch_size); + atomic_inc_unchecked(&connection->current_epoch->epoch_size); err2 = drbd_drain_block(peer_device, pi->size); if (!err) err = err2; @@ -2334,7 +2336,7 @@ static int receive_Data(struct drbd_connection *connection, struct packet_info * spin_lock(&connection->epoch_lock); peer_req->epoch = connection->current_epoch; - atomic_inc(&peer_req->epoch->epoch_size); + atomic_inc_unchecked(&peer_req->epoch->epoch_size); atomic_inc(&peer_req->epoch->active); spin_unlock(&connection->epoch_lock); @@ -2479,7 +2481,7 @@ bool drbd_rs_c_min_rate_throttle(struct drbd_device *device) curr_events = (int)part_stat_read(&disk->part0, sectors[0]) + (int)part_stat_read(&disk->part0, sectors[1]) - - atomic_read(&device->rs_sect_ev); + atomic_read_unchecked(&device->rs_sect_ev); if (atomic_read(&device->ap_actlog_cnt) || curr_events - device->rs_last_events > 64) { @@ -2618,7 +2620,7 @@ static int receive_DataRequest(struct drbd_connection *connection, struct packet device->use_csums = true; } else if (pi->cmd == P_OV_REPLY) { /* track progress, we may need to throttle */ - atomic_add(size >> 9, &device->rs_sect_in); + atomic_add_unchecked(size >> 9, &device->rs_sect_in); peer_req->w.cb = w_e_end_ov_reply; dec_rs_pending(device); /* drbd_rs_begin_io done when we sent this request, @@ -2691,7 +2693,7 @@ static int receive_DataRequest(struct drbd_connection *connection, struct packet goto out_free_e; submit_for_resync: - atomic_add(size >> 9, &device->rs_sect_ev); + atomic_add_unchecked(size >> 9, &device->rs_sect_ev); submit: update_receiver_timing_details(connection, drbd_submit_peer_request); @@ -4564,7 +4566,7 @@ struct data_cmd { int expect_payload; size_t pkt_size; int (*fn)(struct drbd_connection *, struct packet_info *); -}; +} __do_const; static struct data_cmd drbd_cmd_handler[] = { [P_DATA] = { 1, sizeof(struct p_data), receive_Data }, @@ -4678,7 +4680,7 @@ static void conn_disconnect(struct drbd_connection *connection) if (!list_empty(&connection->current_epoch->list)) drbd_err(connection, "ASSERTION FAILED: connection->current_epoch->list not empty\n"); /* ok, no more ee's on the fly, it is safe to reset the epoch_size */ - atomic_set(&connection->current_epoch->epoch_size, 0); + atomic_set_unchecked(&connection->current_epoch->epoch_size, 0); connection->send.seen_any_write_yet = false; drbd_info(connection, "Connection closed\n"); @@ -5182,7 +5184,7 @@ static int got_IsInSync(struct drbd_connection *connection, struct packet_info * put_ldev(device); } dec_rs_pending(device); - atomic_add(blksize >> 9, &device->rs_sect_in); + atomic_add_unchecked(blksize >> 9, &device->rs_sect_in); return 0; } @@ -5470,7 +5472,7 @@ static int connection_finish_peer_reqs(struct drbd_connection *connection) struct asender_cmd { size_t pkt_size; int (*fn)(struct drbd_connection *connection, struct packet_info *); -}; +} __do_const; static struct asender_cmd asender_tbl[] = { [P_PING] = { 0, got_Ping }, diff --git a/drivers/block/drbd/drbd_worker.c b/drivers/block/drbd/drbd_worker.c index 5578c14..a05f791 100644 --- a/drivers/block/drbd/drbd_worker.c +++ b/drivers/block/drbd/drbd_worker.c @@ -94,7 +94,8 @@ void drbd_md_endio(struct bio *bio) /* reads on behalf of the partner, * "submitted" by the receiver */ -static void drbd_endio_read_sec_final(struct drbd_peer_request *peer_req) __releases(local) +static void drbd_endio_read_sec_final(struct drbd_peer_request *peer_req) __releases(local); +static void drbd_endio_read_sec_final(struct drbd_peer_request *peer_req) { unsigned long flags = 0; struct drbd_peer_device *peer_device = peer_req->peer_device; @@ -115,7 +116,8 @@ static void drbd_endio_read_sec_final(struct drbd_peer_request *peer_req) __rele /* writes on behalf of the partner, or resync writes, * "submitted" by the receiver, final stage. */ -void drbd_endio_write_sec_final(struct drbd_peer_request *peer_req) __releases(local) +void drbd_endio_write_sec_final(struct drbd_peer_request *peer_req) __releases(local); +void drbd_endio_write_sec_final(struct drbd_peer_request *peer_req) { unsigned long flags = 0; struct drbd_peer_device *peer_device = peer_req->peer_device; @@ -386,7 +388,7 @@ static int read_for_csum(struct drbd_peer_device *peer_device, sector_t sector, list_add_tail(&peer_req->w.list, &device->read_ee); spin_unlock_irq(&device->resource->req_lock); - atomic_add(size >> 9, &device->rs_sect_ev); + atomic_add_unchecked(size >> 9, &device->rs_sect_ev); if (drbd_submit_peer_request(device, peer_req, READ, DRBD_FAULT_RS_RD) == 0) return 0; @@ -531,7 +533,7 @@ static int drbd_rs_number_requests(struct drbd_device *device) unsigned int sect_in; /* Number of sectors that came in since the last turn */ int number, mxb; - sect_in = atomic_xchg(&device->rs_sect_in, 0); + sect_in = atomic_xchg_unchecked(&device->rs_sect_in, 0); device->rs_in_flight -= sect_in; rcu_read_lock(); @@ -1573,8 +1575,8 @@ void drbd_rs_controller_reset(struct drbd_device *device) struct gendisk *disk = device->ldev->backing_bdev->bd_contains->bd_disk; struct fifo_buffer *plan; - atomic_set(&device->rs_sect_in, 0); - atomic_set(&device->rs_sect_ev, 0); + atomic_set_unchecked(&device->rs_sect_in, 0); + atomic_set_unchecked(&device->rs_sect_ev, 0); device->rs_in_flight = 0; device->rs_last_events = (int)part_stat_read(&disk->part0, sectors[0]) + diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c index 7be2375..8747286 100644 --- a/drivers/block/pktcdvd.c +++ b/drivers/block/pktcdvd.c @@ -109,7 +109,7 @@ static int pkt_seq_show(struct seq_file *m, void *p); static sector_t get_zone(sector_t sector, struct pktcdvd_device *pd) { - return (sector + pd->offset) & ~(sector_t)(pd->settings.size - 1); + return (sector + pd->offset) & ~(sector_t)(pd->settings.size - 1UL); } /* @@ -1890,7 +1890,7 @@ static noinline_for_stack int pkt_probe_settings(struct pktcdvd_device *pd) return -EROFS; } pd->settings.fp = ti.fp; - pd->offset = (be32_to_cpu(ti.track_start) << 2) & (pd->settings.size - 1); + pd->offset = (be32_to_cpu(ti.track_start) << 2) & (pd->settings.size - 1UL); if (ti.nwa_v) { pd->nwa = be32_to_cpu(ti.next_writable); diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 8630a77..aad8d5aa 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -64,7 +64,7 @@ * If the counter is already at its maximum value returns * -EINVAL without updating it. */ -static int atomic_inc_return_safe(atomic_t *v) +static int __intentional_overflow(-1) atomic_inc_return_safe(atomic_t *v) { unsigned int counter; diff --git a/drivers/block/smart1,2.h b/drivers/block/smart1,2.h index e5565fb..71be10b4 100644 --- a/drivers/block/smart1,2.h +++ b/drivers/block/smart1,2.h @@ -108,11 +108,11 @@ static unsigned long smart4_intr_pending(ctlr_info_t *h) } static struct access_method smart4_access = { - smart4_submit_command, - smart4_intr_mask, - smart4_fifo_full, - smart4_intr_pending, - smart4_completed, + .submit_command = smart4_submit_command, + .set_intr_mask = smart4_intr_mask, + .fifo_full = smart4_fifo_full, + .intr_pending = smart4_intr_pending, + .command_completed = smart4_completed, }; /* @@ -144,11 +144,11 @@ static unsigned long smart2_intr_pending(ctlr_info_t *h) } static struct access_method smart2_access = { - smart2_submit_command, - smart2_intr_mask, - smart2_fifo_full, - smart2_intr_pending, - smart2_completed, + .submit_command = smart2_submit_command, + .set_intr_mask = smart2_intr_mask, + .fifo_full = smart2_fifo_full, + .intr_pending = smart2_intr_pending, + .command_completed = smart2_completed, }; /* @@ -180,11 +180,11 @@ static unsigned long smart2e_intr_pending(ctlr_info_t *h) } static struct access_method smart2e_access = { - smart2e_submit_command, - smart2e_intr_mask, - smart2e_fifo_full, - smart2e_intr_pending, - smart2e_completed, + .submit_command = smart2e_submit_command, + .set_intr_mask = smart2e_intr_mask, + .fifo_full = smart2e_fifo_full, + .intr_pending = smart2e_intr_pending, + .command_completed = smart2e_completed, }; /* @@ -270,9 +270,9 @@ static unsigned long smart1_intr_pending(ctlr_info_t *h) } static struct access_method smart1_access = { - smart1_submit_command, - smart1_intr_mask, - smart1_fifo_full, - smart1_intr_pending, - smart1_completed, + .submit_command = smart1_submit_command, + .set_intr_mask = smart1_intr_mask, + .fifo_full = smart1_fifo_full, + .intr_pending = smart1_intr_pending, + .command_completed = smart1_completed, }; diff --git a/drivers/bluetooth/btwilink.c b/drivers/bluetooth/btwilink.c index 7a722df..54b76ab 100644 --- a/drivers/bluetooth/btwilink.c +++ b/drivers/bluetooth/btwilink.c @@ -288,7 +288,7 @@ static int ti_st_send_frame(struct hci_dev *hdev, struct sk_buff *skb) static int bt_ti_probe(struct platform_device *pdev) { - static struct ti_st *hst; + struct ti_st *hst; struct hci_dev *hdev; int err; diff --git a/drivers/bus/arm-cci.c b/drivers/bus/arm-cci.c index 577cc4b..bfe0c2d 100644 --- a/drivers/bus/arm-cci.c +++ b/drivers/bus/arm-cci.c @@ -1249,16 +1249,22 @@ static int cci_pmu_init_attrs(struct cci_pmu *cci_pmu, struct platform_device *p model->event_attrs); if (!attrs) return -ENOMEM; - pmu_event_attr_group.attrs = attrs; + pax_open_kernel(); + *(struct attribute ***)&pmu_event_attr_group.attrs = attrs; + pax_close_kernel(); } if (model->nformat_attrs) { attrs = alloc_attrs(pdev, model->nformat_attrs, model->format_attrs); if (!attrs) return -ENOMEM; - pmu_format_attr_group.attrs = attrs; + pax_open_kernel(); + *(struct attribute ***)&pmu_format_attr_group.attrs = attrs; + pax_close_kernel(); } - pmu_cpumask_attr.var = cci_pmu; + pax_open_kernel(); + *(void **)&pmu_cpumask_attr.var = cci_pmu; + pax_close_kernel(); return 0; } diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c index 5d28a45..a538f90 100644 --- a/drivers/cdrom/cdrom.c +++ b/drivers/cdrom/cdrom.c @@ -610,7 +610,6 @@ int register_cdrom(struct cdrom_device_info *cdi) ENSURE(reset, CDC_RESET); ENSURE(generic_packet, CDC_GENERIC_PACKET); cdi->mc_flags = 0; - cdo->n_minors = 0; cdi->options = CDO_USE_FFLAGS; if (autoclose == 1 && CDROM_CAN(CDC_CLOSE_TRAY)) @@ -630,8 +629,11 @@ int register_cdrom(struct cdrom_device_info *cdi) else cdi->cdda_method = CDDA_OLD; - if (!cdo->generic_packet) - cdo->generic_packet = cdrom_dummy_generic_packet; + if (!cdo->generic_packet) { + pax_open_kernel(); + *(void **)&cdo->generic_packet = cdrom_dummy_generic_packet; + pax_close_kernel(); + } cd_dbg(CD_REG_UNREG, "drive \"/dev/%s\" registered\n", cdi->name); mutex_lock(&cdrom_mutex); @@ -652,7 +654,6 @@ void unregister_cdrom(struct cdrom_device_info *cdi) if (cdi->exit) cdi->exit(cdi); - cdi->ops->n_minors--; cd_dbg(CD_REG_UNREG, "drive \"/dev/%s\" unregistered\n", cdi->name); } @@ -2126,7 +2127,7 @@ static int cdrom_read_cdda_old(struct cdrom_device_info *cdi, __u8 __user *ubuf, */ nr = nframes; do { - cgc.buffer = kmalloc(CD_FRAMESIZE_RAW * nr, GFP_KERNEL); + cgc.buffer = kzalloc(CD_FRAMESIZE_RAW * nr, GFP_KERNEL); if (cgc.buffer) break; @@ -3434,7 +3435,7 @@ static int cdrom_print_info(const char *header, int val, char *info, struct cdrom_device_info *cdi; int ret; - ret = scnprintf(info + *pos, max_size - *pos, header); + ret = scnprintf(info + *pos, max_size - *pos, "%s", header); if (!ret) return 1; diff --git a/drivers/cdrom/gdrom.c b/drivers/cdrom/gdrom.c index 584bc31..e64a12c 100644 --- a/drivers/cdrom/gdrom.c +++ b/drivers/cdrom/gdrom.c @@ -491,7 +491,6 @@ static struct cdrom_device_ops gdrom_ops = { .audio_ioctl = gdrom_audio_ioctl, .capability = CDC_MULTI_SESSION | CDC_MEDIA_CHANGED | CDC_RESET | CDC_DRIVE_STATUS | CDC_CD_R, - .n_minors = 1, }; static int gdrom_bdops_open(struct block_device *bdev, fmode_t mode) diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig index a043107..1263e4a 100644 --- a/drivers/char/Kconfig +++ b/drivers/char/Kconfig @@ -17,7 +17,8 @@ config DEVMEM config DEVKMEM bool "/dev/kmem virtual device support" - default y + default n + depends on !GRKERNSEC_KMEM help Say Y here if you want to support the /dev/kmem device. The /dev/kmem device is rarely used, but can be used for certain @@ -586,6 +587,7 @@ config DEVPORT bool depends on !M68K depends on ISA || PCI + depends on !GRKERNSEC_KMEM default y source "drivers/s390/char/Kconfig" diff --git a/drivers/char/agp/compat_ioctl.c b/drivers/char/agp/compat_ioctl.c index a48e05b..6bac831 100644 --- a/drivers/char/agp/compat_ioctl.c +++ b/drivers/char/agp/compat_ioctl.c @@ -108,7 +108,7 @@ static int compat_agpioc_reserve_wrap(struct agp_file_private *priv, void __user return -ENOMEM; } - if (copy_from_user(usegment, (void __user *) ureserve.seg_list, + if (copy_from_user(usegment, (void __force_user *) ureserve.seg_list, sizeof(*usegment) * ureserve.seg_count)) { kfree(usegment); kfree(ksegment); diff --git a/drivers/char/agp/frontend.c b/drivers/char/agp/frontend.c index 09f17eb..8531d2f 100644 --- a/drivers/char/agp/frontend.c +++ b/drivers/char/agp/frontend.c @@ -806,7 +806,7 @@ static int agpioc_reserve_wrap(struct agp_file_private *priv, void __user *arg) if (copy_from_user(&reserve, arg, sizeof(struct agp_region))) return -EFAULT; - if ((unsigned) reserve.seg_count >= ~0U/sizeof(struct agp_segment)) + if ((unsigned) reserve.seg_count >= ~0U/sizeof(struct agp_segment_priv)) return -EFAULT; client = agp_find_client_by_pid(reserve.pid); @@ -836,7 +836,7 @@ static int agpioc_reserve_wrap(struct agp_file_private *priv, void __user *arg) if (segment == NULL) return -ENOMEM; - if (copy_from_user(segment, (void __user *) reserve.seg_list, + if (copy_from_user(segment, (void __force_user *) reserve.seg_list, sizeof(struct agp_segment) * reserve.seg_count)) { kfree(segment); return -EFAULT; diff --git a/drivers/char/agp/intel-gtt.c b/drivers/char/agp/intel-gtt.c index 1341a94..8a45bc2 100644 --- a/drivers/char/agp/intel-gtt.c +++ b/drivers/char/agp/intel-gtt.c @@ -1408,8 +1408,8 @@ int intel_gmch_probe(struct pci_dev *bridge_pdev, struct pci_dev *gpu_pdev, } EXPORT_SYMBOL(intel_gmch_probe); -void intel_gtt_get(u64 *gtt_total, size_t *stolen_size, - phys_addr_t *mappable_base, u64 *mappable_end) +void intel_gtt_get(u64 *gtt_total, u64 *stolen_size, + u64 *mappable_base, u64 *mappable_end) { *gtt_total = intel_private.gtt_total_entries << PAGE_SHIFT; *stolen_size = intel_private.stolen_size; diff --git a/drivers/char/genrtc.c b/drivers/char/genrtc.c index 4f94375..413694e 100644 --- a/drivers/char/genrtc.c +++ b/drivers/char/genrtc.c @@ -273,6 +273,7 @@ static int gen_rtc_ioctl(struct file *file, switch (cmd) { case RTC_PLL_GET: + memset(&pll, 0, sizeof(pll)); if (get_rtc_pll(&pll)) return -EINVAL; else diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c index 5c0baa9..44011b1 100644 --- a/drivers/char/hpet.c +++ b/drivers/char/hpet.c @@ -575,7 +575,7 @@ static inline unsigned long hpet_time_div(struct hpets *hpets, } static int -hpet_ioctl_common(struct hpet_dev *devp, int cmd, unsigned long arg, +hpet_ioctl_common(struct hpet_dev *devp, unsigned int cmd, unsigned long arg, struct hpet_info *info) { struct hpet_timer __iomem *timer; diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c index e3536da..b1617f0 100644 --- a/drivers/char/ipmi/ipmi_msghandler.c +++ b/drivers/char/ipmi/ipmi_msghandler.c @@ -436,7 +436,7 @@ struct ipmi_smi { struct proc_dir_entry *proc_dir; char proc_dir_name[10]; - atomic_t stats[IPMI_NUM_STATS]; + atomic_unchecked_t stats[IPMI_NUM_STATS]; /* * run_to_completion duplicate of smb_info, smi_info @@ -468,9 +468,9 @@ static LIST_HEAD(smi_watchers); static DEFINE_MUTEX(smi_watchers_mutex); #define ipmi_inc_stat(intf, stat) \ - atomic_inc(&(intf)->stats[IPMI_STAT_ ## stat]) + atomic_inc_unchecked(&(intf)->stats[IPMI_STAT_ ## stat]) #define ipmi_get_stat(intf, stat) \ - ((unsigned int) atomic_read(&(intf)->stats[IPMI_STAT_ ## stat])) + ((unsigned int) atomic_read_unchecked(&(intf)->stats[IPMI_STAT_ ## stat])) static char *addr_src_to_str[] = { "invalid", "hotmod", "hardcoded", "SPMI", "ACPI", "SMBIOS", "PCI", @@ -2834,7 +2834,7 @@ int ipmi_register_smi(const struct ipmi_smi_handlers *handlers, INIT_LIST_HEAD(&intf->cmd_rcvrs); init_waitqueue_head(&intf->waitq); for (i = 0; i < IPMI_NUM_STATS; i++) - atomic_set(&intf->stats[i], 0); + atomic_set_unchecked(&intf->stats[i], 0); intf->proc_dir = NULL; diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c index 654f6f3..b36fbf4 100644 --- a/drivers/char/ipmi/ipmi_si_intf.c +++ b/drivers/char/ipmi/ipmi_si_intf.c @@ -300,7 +300,7 @@ struct smi_info { unsigned char slave_addr; /* Counters and things for the proc filesystem. */ - atomic_t stats[SI_NUM_STATS]; + atomic_unchecked_t stats[SI_NUM_STATS]; struct task_struct *thread; @@ -309,9 +309,9 @@ struct smi_info { }; #define smi_inc_stat(smi, stat) \ - atomic_inc(&(smi)->stats[SI_STAT_ ## stat]) + atomic_inc_unchecked(&(smi)->stats[SI_STAT_ ## stat]) #define smi_get_stat(smi, stat) \ - ((unsigned int) atomic_read(&(smi)->stats[SI_STAT_ ## stat])) + ((unsigned int) atomic_read_unchecked(&(smi)->stats[SI_STAT_ ## stat])) #define SI_MAX_PARMS 4 @@ -1208,14 +1208,14 @@ static int smi_start_processing(void *send_info, new_smi->intf = intf; - /* Try to claim any interrupts. */ - if (new_smi->irq_setup) - new_smi->irq_setup(new_smi); - /* Set up the timer that drives the interface. */ setup_timer(&new_smi->si_timer, smi_timeout, (long)new_smi); smi_mod_timer(new_smi, jiffies + SI_TIMEOUT_JIFFIES); + /* Try to claim any interrupts. */ + if (new_smi->irq_setup) + new_smi->irq_setup(new_smi); + /* * Check if the user forcefully enabled the daemon. */ @@ -3598,7 +3598,7 @@ static int try_smi_init(struct smi_info *new_smi) atomic_set(&new_smi->req_events, 0); new_smi->run_to_completion = false; for (i = 0; i < SI_NUM_STATS; i++) - atomic_set(&new_smi->stats[i], 0); + atomic_set_unchecked(&new_smi->stats[i], 0); new_smi->interrupt_disabled = true; atomic_set(&new_smi->need_watch, 0); diff --git a/drivers/char/mem.c b/drivers/char/mem.c index 6b1721f..fda9398 100644 --- a/drivers/char/mem.c +++ b/drivers/char/mem.c @@ -18,6 +18,7 @@ #include <linux/raw.h> #include <linux/tty.h> #include <linux/capability.h> +#include <linux/security.h> #include <linux/ptrace.h> #include <linux/device.h> #include <linux/highmem.h> @@ -36,6 +37,10 @@ #define DEVPORT_MINOR 4 +#if defined(CONFIG_GRKERNSEC) && !defined(CONFIG_GRKERNSEC_NO_RBAC) +extern const struct file_operations grsec_fops; +#endif + static inline unsigned long size_inside_page(unsigned long start, unsigned long size) { @@ -67,9 +72,13 @@ static inline int range_is_allowed(unsigned long pfn, unsigned long size) while (cursor < to) { if (!devmem_is_allowed(pfn)) { +#ifdef CONFIG_GRKERNSEC_KMEM + gr_handle_mem_readwrite(from, to); +#else printk(KERN_INFO "Program %s tried to access /dev/mem between %Lx->%Lx.\n", current->comm, from, to); +#endif return 0; } cursor += PAGE_SIZE; @@ -77,6 +86,11 @@ static inline int range_is_allowed(unsigned long pfn, unsigned long size) } return 1; } +#elif defined(CONFIG_GRKERNSEC_KMEM) +static inline int range_is_allowed(unsigned long pfn, unsigned long size) +{ + return 0; +} #else static inline int range_is_allowed(unsigned long pfn, unsigned long size) { @@ -124,7 +138,8 @@ static ssize_t read_mem(struct file *file, char __user *buf, #endif while (count > 0) { - unsigned long remaining; + unsigned long remaining = 0; + char *temp; sz = size_inside_page(p, count); @@ -140,7 +155,24 @@ static ssize_t read_mem(struct file *file, char __user *buf, if (!ptr) return -EFAULT; - remaining = copy_to_user(buf, ptr, sz); +#ifdef CONFIG_PAX_USERCOPY + temp = kmalloc(sz, GFP_KERNEL|GFP_USERCOPY); + if (!temp) { + unxlate_dev_mem_ptr(p, ptr); + return -ENOMEM; + } + remaining = probe_kernel_read(temp, ptr, sz); +#else + temp = ptr; +#endif + + if (!remaining) + remaining = copy_to_user(buf, temp, sz); + +#ifdef CONFIG_PAX_USERCOPY + kfree(temp); +#endif + unxlate_dev_mem_ptr(p, ptr); if (remaining) return -EFAULT; @@ -380,9 +412,8 @@ static ssize_t read_kmem(struct file *file, char __user *buf, size_t count, loff_t *ppos) { unsigned long p = *ppos; - ssize_t low_count, read, sz; + ssize_t low_count, read, sz, err = 0; char *kbuf; /* k-addr because vread() takes vmlist_lock rwlock */ - int err = 0; read = 0; if (p < (unsigned long) high_memory) { @@ -404,6 +435,8 @@ static ssize_t read_kmem(struct file *file, char __user *buf, } #endif while (low_count > 0) { + char *temp; + sz = size_inside_page(p, low_count); /* @@ -413,7 +446,23 @@ static ssize_t read_kmem(struct file *file, char __user *buf, */ kbuf = xlate_dev_kmem_ptr((void *)p); - if (copy_to_user(buf, kbuf, sz)) +#ifdef CONFIG_PAX_USERCOPY + temp = kmalloc(sz, GFP_KERNEL|GFP_USERCOPY); + if (!temp) + return -ENOMEM; + err = probe_kernel_read(temp, kbuf, sz); +#else + temp = kbuf; +#endif + + if (!err) + err = copy_to_user(buf, temp, sz); + +#ifdef CONFIG_PAX_USERCOPY + kfree(temp); +#endif + + if (err) return -EFAULT; buf += sz; p += sz; @@ -802,6 +851,9 @@ static const struct memdev { #ifdef CONFIG_PRINTK [11] = { "kmsg", 0644, &kmsg_fops, 0 }, #endif +#if defined(CONFIG_GRKERNSEC) && !defined(CONFIG_GRKERNSEC_NO_RBAC) + [13] = { "grsec",S_IRUSR | S_IWUGO, &grsec_fops, 0 }, +#endif }; static int memory_open(struct inode *inode, struct file *filp) @@ -863,7 +915,7 @@ static int __init chr_dev_init(void) continue; device_create(mem_class, NULL, MKDEV(MEM_MAJOR, minor), - NULL, devlist[minor].name); + NULL, "%s", devlist[minor].name); } return tty_init(); diff --git a/drivers/char/nvram.c b/drivers/char/nvram.c index 97c2d8d..aa03a89 100644 --- a/drivers/char/nvram.c +++ b/drivers/char/nvram.c @@ -247,7 +247,7 @@ static ssize_t nvram_read(struct file *file, char __user *buf, spin_unlock_irq(&rtc_lock); - if (copy_to_user(buf, contents, tmp - contents)) + if (tmp - contents > sizeof(contents) || copy_to_user(buf, contents, tmp - contents)) return -EFAULT; *ppos = i; diff --git a/drivers/char/pcmcia/synclink_cs.c b/drivers/char/pcmcia/synclink_cs.c index 7680d52..073f799e 100644 --- a/drivers/char/pcmcia/synclink_cs.c +++ b/drivers/char/pcmcia/synclink_cs.c @@ -2345,7 +2345,7 @@ static void mgslpc_close(struct tty_struct *tty, struct file * filp) if (debug_level >= DEBUG_LEVEL_INFO) printk("%s(%d):mgslpc_close(%s) entry, count=%d\n", - __FILE__, __LINE__, info->device_name, port->count); + __FILE__, __LINE__, info->device_name, atomic_read(&port->count)); if (tty_port_close_start(port, tty, filp) == 0) goto cleanup; @@ -2363,7 +2363,7 @@ static void mgslpc_close(struct tty_struct *tty, struct file * filp) cleanup: if (debug_level >= DEBUG_LEVEL_INFO) printk("%s(%d):mgslpc_close(%s) exit, count=%d\n", __FILE__, __LINE__, - tty->driver->name, port->count); + tty->driver->name, atomic_read(&port->count)); } /* Wait until the transmitter is empty. @@ -2505,7 +2505,7 @@ static int mgslpc_open(struct tty_struct *tty, struct file * filp) if (debug_level >= DEBUG_LEVEL_INFO) printk("%s(%d):mgslpc_open(%s), old ref count = %d\n", - __FILE__, __LINE__, tty->driver->name, port->count); + __FILE__, __LINE__, tty->driver->name, atomic_read(&port->count)); /* If port is closing, signal caller to try again */ if (port->flags & ASYNC_CLOSING){ @@ -2525,11 +2525,11 @@ static int mgslpc_open(struct tty_struct *tty, struct file * filp) goto cleanup; } spin_lock(&port->lock); - port->count++; + atomic_inc(&port->count); spin_unlock(&port->lock); spin_unlock_irqrestore(&info->netlock, flags); - if (port->count == 1) { + if (atomic_read(&port->count) == 1) { /* 1st open on this device, init hardware */ retval = startup(info, tty); if (retval < 0) @@ -3918,7 +3918,7 @@ static int hdlcdev_attach(struct net_device *dev, unsigned short encoding, unsigned short new_crctype; /* return error if TTY interface open */ - if (info->port.count) + if (atomic_read(&info->port.count)) return -EBUSY; switch (encoding) @@ -4022,7 +4022,7 @@ static int hdlcdev_open(struct net_device *dev) /* arbitrate between network and tty opens */ spin_lock_irqsave(&info->netlock, flags); - if (info->port.count != 0 || info->netcount != 0) { + if (atomic_read(&info->port.count) != 0 || info->netcount != 0) { printk(KERN_WARNING "%s: hdlc_open returning busy\n", dev->name); spin_unlock_irqrestore(&info->netlock, flags); return -EBUSY; @@ -4112,7 +4112,7 @@ static int hdlcdev_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) printk("%s:hdlcdev_ioctl(%s)\n", __FILE__, dev->name); /* return error if TTY interface open */ - if (info->port.count) + if (atomic_read(&info->port.count)) return -EBUSY; if (cmd != SIOCWANDEV) diff --git a/drivers/char/random.c b/drivers/char/random.c index d0da5d8..739fd3a 100644 --- a/drivers/char/random.c +++ b/drivers/char/random.c @@ -289,9 +289,6 @@ /* * To allow fractional bits to be tracked, the entropy_count field is * denominated in units of 1/8th bits. - * - * 2*(ENTROPY_SHIFT + log2(poolbits)) must <= 31, or the multiply in - * credit_entropy_bits() needs to be 64 bits wide. */ #define ENTROPY_SHIFT 3 #define ENTROPY_BITS(r) ((r)->entropy_count >> ENTROPY_SHIFT) @@ -442,9 +439,9 @@ struct entropy_store { }; static void push_to_pool(struct work_struct *work); -static __u32 input_pool_data[INPUT_POOL_WORDS]; -static __u32 blocking_pool_data[OUTPUT_POOL_WORDS]; -static __u32 nonblocking_pool_data[OUTPUT_POOL_WORDS]; +static __u32 input_pool_data[INPUT_POOL_WORDS] __latent_entropy; +static __u32 blocking_pool_data[OUTPUT_POOL_WORDS] __latent_entropy; +static __u32 nonblocking_pool_data[OUTPUT_POOL_WORDS] __latent_entropy; static struct entropy_store input_pool = { .poolinfo = &poolinfo_table[0], @@ -654,7 +651,7 @@ retry: /* The +2 corresponds to the /4 in the denominator */ do { - unsigned int anfrac = min(pnfrac, pool_size/2); + u64 anfrac = min(pnfrac, pool_size/2); unsigned int add = ((pool_size - entropy_count)*anfrac*3) >> s; @@ -1227,7 +1224,7 @@ static ssize_t extract_entropy_user(struct entropy_store *r, void __user *buf, extract_buf(r, tmp); i = min_t(int, nbytes, EXTRACT_SIZE); - if (copy_to_user(buf, tmp, i)) { + if (i > sizeof(tmp) || copy_to_user(buf, tmp, i)) { ret = -EFAULT; break; } @@ -1668,7 +1665,7 @@ static char sysctl_bootid[16]; static int proc_do_uuid(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { - struct ctl_table fake_table; + ctl_table_no_const fake_table; unsigned char buf[64], tmp_uuid[16], *uuid; uuid = table->data; @@ -1698,7 +1695,7 @@ static int proc_do_uuid(struct ctl_table *table, int write, static int proc_do_entropy(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { - struct ctl_table fake_table; + ctl_table_no_const fake_table; int entropy_count; entropy_count = *(int *)table->data >> ENTROPY_SHIFT; diff --git a/drivers/char/sonypi.c b/drivers/char/sonypi.c index e496dae..3db53b6 100644 --- a/drivers/char/sonypi.c +++ b/drivers/char/sonypi.c @@ -54,6 +54,7 @@ #include <asm/uaccess.h> #include <asm/io.h> +#include <asm/local.h> #include <linux/sonypi.h> @@ -490,7 +491,7 @@ static struct sonypi_device { spinlock_t fifo_lock; wait_queue_head_t fifo_proc_list; struct fasync_struct *fifo_async; - int open_count; + local_t open_count; int model; struct input_dev *input_jog_dev; struct input_dev *input_key_dev; @@ -892,7 +893,7 @@ static int sonypi_misc_fasync(int fd, struct file *filp, int on) static int sonypi_misc_release(struct inode *inode, struct file *file) { mutex_lock(&sonypi_device.lock); - sonypi_device.open_count--; + local_dec(&sonypi_device.open_count); mutex_unlock(&sonypi_device.lock); return 0; } @@ -901,9 +902,9 @@ static int sonypi_misc_open(struct inode *inode, struct file *file) { mutex_lock(&sonypi_device.lock); /* Flush input queue on first open */ - if (!sonypi_device.open_count) + if (!local_read(&sonypi_device.open_count)) kfifo_reset(&sonypi_device.fifo); - sonypi_device.open_count++; + local_inc(&sonypi_device.open_count); mutex_unlock(&sonypi_device.lock); return 0; @@ -1491,7 +1492,7 @@ static struct platform_driver sonypi_driver = { static struct platform_device *sonypi_platform_device; -static struct dmi_system_id __initdata sonypi_dmi_table[] = { +static const struct dmi_system_id __initconst sonypi_dmi_table[] = { { .ident = "Sony Vaio", .matches = { diff --git a/drivers/char/tpm/tpm_acpi.c b/drivers/char/tpm/tpm_acpi.c index 565a947..dcdc06e 100644 --- a/drivers/char/tpm/tpm_acpi.c +++ b/drivers/char/tpm/tpm_acpi.c @@ -98,11 +98,12 @@ int read_log(struct tpm_bios_log *log) virt = acpi_os_map_iomem(start, len); if (!virt) { kfree(log->bios_event_log); + log->bios_event_log = NULL; printk("%s: ERROR - Unable to map memory\n", __func__); return -EIO; } - memcpy_fromio(log->bios_event_log, virt, len); + memcpy_fromio(log->bios_event_log, (const char __force_kernel *)virt, len); acpi_os_unmap_iomem(virt, len); return 0; diff --git a/drivers/char/tpm/tpm_eventlog.c b/drivers/char/tpm/tpm_eventlog.c index 3a56a13..f6570e6 100644 --- a/drivers/char/tpm/tpm_eventlog.c +++ b/drivers/char/tpm/tpm_eventlog.c @@ -95,7 +95,7 @@ static void *tpm_bios_measurements_start(struct seq_file *m, loff_t *pos) event = addr; if ((event->event_type == 0 && event->event_size == 0) || - ((addr + sizeof(struct tcpa_event) + event->event_size) >= limit)) + (event->event_size >= limit - addr - sizeof(struct tcpa_event))) return NULL; return addr; @@ -120,7 +120,7 @@ static void *tpm_bios_measurements_next(struct seq_file *m, void *v, return NULL; if ((event->event_type == 0 && event->event_size == 0) || - ((v + sizeof(struct tcpa_event) + event->event_size) >= limit)) + (event->event_size >= limit - v - sizeof(struct tcpa_event))) return NULL; (*pos)++; diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index d2406fe..473a5c0 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -685,11 +685,11 @@ static ssize_t fill_readbuf(struct port *port, char __user *out_buf, if (to_user) { ssize_t ret; - ret = copy_to_user(out_buf, buf->buf + buf->offset, out_count); + ret = copy_to_user((char __force_user *)out_buf, buf->buf + buf->offset, out_count); if (ret) return -EFAULT; } else { - memcpy((__force char *)out_buf, buf->buf + buf->offset, + memcpy((__force_kernel char *)out_buf, buf->buf + buf->offset, out_count); } @@ -1164,7 +1164,7 @@ static int get_chars(u32 vtermno, char *buf, int count) /* If we don't have an input queue yet, we can't get input. */ BUG_ON(!port->in_vq); - return fill_readbuf(port, (__force char __user *)buf, count, false); + return fill_readbuf(port, (char __force_user *)buf, count, false); } static void resize_console(struct port *port) diff --git a/drivers/clk/clk-composite.c b/drivers/clk/clk-composite.c index 4735de0..de4ffc9 100644 --- a/drivers/clk/clk-composite.c +++ b/drivers/clk/clk-composite.c @@ -196,7 +196,7 @@ struct clk *clk_register_composite(struct device *dev, const char *name, struct clk *clk; struct clk_init_data init; struct clk_composite *composite; - struct clk_ops *clk_composite_ops; + clk_ops_no_const *clk_composite_ops; composite = kzalloc(sizeof(*composite), GFP_KERNEL); if (!composite) diff --git a/drivers/clk/samsung/clk.h b/drivers/clk/samsung/clk.h index aa872d2..afeae37 100644 --- a/drivers/clk/samsung/clk.h +++ b/drivers/clk/samsung/clk.h @@ -261,7 +261,7 @@ struct samsung_gate_clock { #define GATE_DA(_id, dname, cname, pname, o, b, f, gf, a) \ __GATE(_id, dname, cname, pname, o, b, f, gf, a) -#define PNAME(x) static const char *x[] __initdata +#define PNAME(x) static const char * const x[] __initconst /** * struct samsung_clk_reg_dump: register dump of clock controller registers. diff --git a/drivers/clk/socfpga/clk-gate.c b/drivers/clk/socfpga/clk-gate.c index aa7a6e6..e67210d 100644 --- a/drivers/clk/socfpga/clk-gate.c +++ b/drivers/clk/socfpga/clk-gate.c @@ -21,6 +21,7 @@ #include <linux/mfd/syscon.h> #include <linux/of.h> #include <linux/regmap.h> +#include <asm/pgtable.h> #include "clk.h" @@ -169,7 +170,7 @@ static int socfpga_clk_prepare(struct clk_hw *hwclk) return 0; } -static struct clk_ops gateclk_ops = { +static clk_ops_no_const gateclk_ops __read_only = { .prepare = socfpga_clk_prepare, .recalc_rate = socfpga_clk_recalc_rate, .get_parent = socfpga_clk_get_parent, @@ -202,8 +203,10 @@ static void __init __socfpga_gate_init(struct device_node *node, socfpga_clk->hw.reg = clk_mgr_base_addr + clk_gate[0]; socfpga_clk->hw.bit_idx = clk_gate[1]; - gateclk_ops.enable = clk_gate_ops.enable; - gateclk_ops.disable = clk_gate_ops.disable; + pax_open_kernel(); + *(void **)&gateclk_ops.enable = clk_gate_ops.enable; + *(void **)&gateclk_ops.disable = clk_gate_ops.disable; + pax_close_kernel(); } rc = of_property_read_u32(node, "fixed-divider", &fixed_div); diff --git a/drivers/clk/socfpga/clk-pll.c b/drivers/clk/socfpga/clk-pll.c index c7f4631..463813a 100644 --- a/drivers/clk/socfpga/clk-pll.c +++ b/drivers/clk/socfpga/clk-pll.c @@ -20,6 +20,7 @@ #include <linux/io.h> #include <linux/of.h> #include <linux/of_address.h> +#include <asm/pgtable.h> #include "clk.h" @@ -75,7 +76,7 @@ static u8 clk_pll_get_parent(struct clk_hw *hwclk) CLK_MGR_PLL_CLK_SRC_MASK; } -static struct clk_ops clk_pll_ops = { +static clk_ops_no_const clk_pll_ops __read_only = { .recalc_rate = clk_pll_recalc_rate, .get_parent = clk_pll_get_parent, }; @@ -114,8 +115,10 @@ static __init struct clk *__socfpga_pll_init(struct device_node *node, pll_clk->hw.hw.init = &init; pll_clk->hw.bit_idx = SOCFPGA_PLL_EXT_ENA; - clk_pll_ops.enable = clk_gate_ops.enable; - clk_pll_ops.disable = clk_gate_ops.disable; + pax_open_kernel(); + *(void **)&clk_pll_ops.enable = clk_gate_ops.enable; + *(void **)&clk_pll_ops.disable = clk_gate_ops.disable; + pax_close_kernel(); clk = clk_register(NULL, &pll_clk->hw.hw); if (WARN_ON(IS_ERR(clk))) { diff --git a/drivers/clk/ti/clk.c b/drivers/clk/ti/clk.c index b5bcd77..0f7bd99 100644 --- a/drivers/clk/ti/clk.c +++ b/drivers/clk/ti/clk.c @@ -25,6 +25,8 @@ #include <linux/regmap.h> #include <linux/bootmem.h> +#include <asm/pgtable.h> + #include "clock.h" #undef pr_fmt @@ -84,8 +86,10 @@ int ti_clk_setup_ll_ops(struct ti_clk_ll_ops *ops) } ti_clk_ll_ops = ops; - ops->clk_readl = clk_memmap_readl; - ops->clk_writel = clk_memmap_writel; + pax_open_kernel(); + *(void **)&ops->clk_readl = clk_memmap_readl; + *(void **)&ops->clk_writel = clk_memmap_writel; + pax_close_kernel(); return 0; } diff --git a/drivers/connector/connector.c b/drivers/connector/connector.c index 30f5228..c19e7fc 100644 --- a/drivers/connector/connector.c +++ b/drivers/connector/connector.c @@ -178,26 +178,21 @@ static int cn_call_callback(struct sk_buff *skb) * * It checks skb, netlink header and msg sizes, and calls callback helper. */ -static void cn_rx_skb(struct sk_buff *__skb) +static void cn_rx_skb(struct sk_buff *skb) { struct nlmsghdr *nlh; - struct sk_buff *skb; int len, err; - skb = skb_get(__skb); - if (skb->len >= NLMSG_HDRLEN) { nlh = nlmsg_hdr(skb); len = nlmsg_len(nlh); if (len < (int)sizeof(struct cn_msg) || skb->len < nlh->nlmsg_len || - len > CONNECTOR_MAX_MSG_SIZE) { - kfree_skb(skb); + len > CONNECTOR_MAX_MSG_SIZE) return; - } - err = cn_call_callback(skb); + err = cn_call_callback(skb_get(skb)); if (err < 0) kfree_skb(skb); } diff --git a/drivers/cpufreq/acpi-cpufreq.c b/drivers/cpufreq/acpi-cpufreq.c index cec1ee2..d8e33a0 100644 --- a/drivers/cpufreq/acpi-cpufreq.c +++ b/drivers/cpufreq/acpi-cpufreq.c @@ -687,8 +687,11 @@ static int acpi_cpufreq_cpu_init(struct cpufreq_policy *policy) data->acpi_perf_cpu = cpu; policy->driver_data = data; - if (cpu_has(c, X86_FEATURE_CONSTANT_TSC)) - acpi_cpufreq_driver.flags |= CPUFREQ_CONST_LOOPS; + if (cpu_has(c, X86_FEATURE_CONSTANT_TSC)) { + pax_open_kernel(); + *(u8 *)&acpi_cpufreq_driver.flags |= CPUFREQ_CONST_LOOPS; + pax_close_kernel(); + } result = acpi_processor_register_performance(perf, cpu); if (result) @@ -821,7 +824,9 @@ static int acpi_cpufreq_cpu_init(struct cpufreq_policy *policy) policy->cur = acpi_cpufreq_guess_freq(data, policy->cpu); break; case ACPI_ADR_SPACE_FIXED_HARDWARE: - acpi_cpufreq_driver.get = get_cur_freq_on_cpu; + pax_open_kernel(); + *(void **)&acpi_cpufreq_driver.get = get_cur_freq_on_cpu; + pax_close_kernel(); break; default: break; @@ -916,8 +921,10 @@ static void __init acpi_cpufreq_boost_init(void) if (!msrs) return; - acpi_cpufreq_driver.boost_supported = true; - acpi_cpufreq_driver.boost_enabled = boost_state(0); + pax_open_kernel(); + *(bool *)&acpi_cpufreq_driver.boost_supported = true; + *(bool *)&acpi_cpufreq_driver.boost_enabled = boost_state(0); + pax_close_kernel(); cpu_notifier_register_begin(); diff --git a/drivers/cpufreq/cpufreq-dt.c b/drivers/cpufreq/cpufreq-dt.c index 7c0d70e..a09ca84 100644 --- a/drivers/cpufreq/cpufreq-dt.c +++ b/drivers/cpufreq/cpufreq-dt.c @@ -456,7 +456,9 @@ static int dt_cpufreq_probe(struct platform_device *pdev) if (!IS_ERR(cpu_reg)) regulator_put(cpu_reg); - dt_cpufreq_driver.driver_data = dev_get_platdata(&pdev->dev); + pax_open_kernel(); + *(void **)&dt_cpufreq_driver.driver_data = dev_get_platdata(&pdev->dev); + pax_close_kernel(); ret = cpufreq_register_driver(&dt_cpufreq_driver); if (ret) diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index 25c4c15..6052159 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -2120,7 +2120,7 @@ void cpufreq_unregister_governor(struct cpufreq_governor *governor) read_unlock_irqrestore(&cpufreq_driver_lock, flags); mutex_lock(&cpufreq_governor_mutex); - list_del(&governor->governor_list); + pax_list_del(&governor->governor_list); mutex_unlock(&cpufreq_governor_mutex); return; } @@ -2346,7 +2346,7 @@ static int cpufreq_cpu_callback(struct notifier_block *nfb, return NOTIFY_OK; } -static struct notifier_block __refdata cpufreq_cpu_notifier = { +static struct notifier_block cpufreq_cpu_notifier = { .notifier_call = cpufreq_cpu_callback, }; @@ -2386,13 +2386,17 @@ int cpufreq_boost_trigger_state(int state) return 0; write_lock_irqsave(&cpufreq_driver_lock, flags); - cpufreq_driver->boost_enabled = state; + pax_open_kernel(); + *(bool *)&cpufreq_driver->boost_enabled = state; + pax_close_kernel(); write_unlock_irqrestore(&cpufreq_driver_lock, flags); ret = cpufreq_driver->set_boost(state); if (ret) { write_lock_irqsave(&cpufreq_driver_lock, flags); - cpufreq_driver->boost_enabled = !state; + pax_open_kernel(); + *(bool *)&cpufreq_driver->boost_enabled = !state; + pax_close_kernel(); write_unlock_irqrestore(&cpufreq_driver_lock, flags); pr_err("%s: Cannot %s BOOST\n", @@ -2422,8 +2426,11 @@ static int create_boost_sysfs_file(void) * Check if driver provides function to enable boost - * if not, use cpufreq_boost_set_sw as default */ - if (!cpufreq_driver->set_boost) - cpufreq_driver->set_boost = cpufreq_boost_set_sw; + if (!cpufreq_driver->set_boost) { + pax_open_kernel(); + *(void **)&cpufreq_driver->set_boost = cpufreq_boost_set_sw; + pax_close_kernel(); + } ret = cpufreq_sysfs_create_file(&boost.attr); if (ret) @@ -2447,7 +2454,9 @@ int cpufreq_enable_boost_support(void) if (cpufreq_boost_supported()) return 0; - cpufreq_driver->boost_supported = true; + pax_open_kernel(); + *(bool *)&cpufreq_driver->boost_supported = true; + pax_close_kernel(); /* This will get removed on driver unregister */ return create_boost_sysfs_file(); @@ -2504,8 +2513,11 @@ int cpufreq_register_driver(struct cpufreq_driver *driver_data) cpufreq_driver = driver_data; write_unlock_irqrestore(&cpufreq_driver_lock, flags); - if (driver_data->setpolicy) - driver_data->flags |= CPUFREQ_CONST_LOOPS; + if (driver_data->setpolicy) { + pax_open_kernel(); + *(u8 *)&driver_data->flags |= CPUFREQ_CONST_LOOPS; + pax_close_kernel(); + } ret = create_boost_sysfs_file(); if (ret) diff --git a/drivers/cpufreq/cpufreq_governor.c b/drivers/cpufreq/cpufreq_governor.c index 939197f..02cf2e1 100644 --- a/drivers/cpufreq/cpufreq_governor.c +++ b/drivers/cpufreq/cpufreq_governor.c @@ -466,7 +466,7 @@ static int cpufreq_governor_start(struct cpufreq_policy *policy, cs_dbs_info->enable = 1; cs_dbs_info->requested_freq = policy->cur; } else { - struct od_ops *od_ops = cdata->gov_ops; + const struct od_ops *od_ops = cdata->gov_ops; struct od_cpu_dbs_info_s *od_dbs_info = cdata->get_cpu_dbs_info_s(cpu); od_dbs_info->rate_mult = 1; diff --git a/drivers/cpufreq/cpufreq_governor.h b/drivers/cpufreq/cpufreq_governor.h index 50f1717..7e99891 100644 --- a/drivers/cpufreq/cpufreq_governor.h +++ b/drivers/cpufreq/cpufreq_governor.h @@ -218,7 +218,7 @@ struct common_dbs_data { void (*exit)(struct dbs_data *dbs_data, bool notify); /* Governor specific ops, see below */ - void *gov_ops; + const void *gov_ops; /* * Protects governor's data (struct dbs_data and struct common_dbs_data) @@ -240,7 +240,7 @@ struct od_ops { unsigned int (*powersave_bias_target)(struct cpufreq_policy *policy, unsigned int freq_next, unsigned int relation); void (*freq_increase)(struct cpufreq_policy *policy, unsigned int freq); -}; +} __no_const; static inline int delay_for_sampling_rate(unsigned int sampling_rate) { diff --git a/drivers/cpufreq/cpufreq_ondemand.c b/drivers/cpufreq/cpufreq_ondemand.c index 1fa9088..d05d551 100644 --- a/drivers/cpufreq/cpufreq_ondemand.c +++ b/drivers/cpufreq/cpufreq_ondemand.c @@ -517,7 +517,7 @@ static void od_exit(struct dbs_data *dbs_data, bool notify) define_get_cpu_dbs_routines(od_cpu_dbs_info); -static struct od_ops od_ops = { +static struct od_ops od_ops __read_only = { .powersave_bias_init_cpu = ondemand_powersave_bias_init_cpu, .powersave_bias_target = generic_powersave_bias_target, .freq_increase = dbs_freq_increase, @@ -576,14 +576,18 @@ void od_register_powersave_bias_handler(unsigned int (*f) (struct cpufreq_policy *, unsigned int, unsigned int), unsigned int powersave_bias) { - od_ops.powersave_bias_target = f; + pax_open_kernel(); + *(void **)&od_ops.powersave_bias_target = f; + pax_close_kernel(); od_set_powersave_bias(powersave_bias); } EXPORT_SYMBOL_GPL(od_register_powersave_bias_handler); void od_unregister_powersave_bias_handler(void) { - od_ops.powersave_bias_target = generic_powersave_bias_target; + pax_open_kernel(); + *(void **)&od_ops.powersave_bias_target = generic_powersave_bias_target; + pax_close_kernel(); od_set_powersave_bias(0); } EXPORT_SYMBOL_GPL(od_unregister_powersave_bias_handler); diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index aa33b92..42d64c8 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -137,10 +137,10 @@ struct pstate_funcs { struct cpu_defaults { struct pstate_adjust_policy pid_policy; struct pstate_funcs funcs; -}; +} __do_const; static struct pstate_adjust_policy pid_params; -static struct pstate_funcs pstate_funcs; +static struct pstate_funcs *pstate_funcs; static int hwp_active; struct perf_limits { @@ -736,18 +736,18 @@ static void intel_pstate_set_pstate(struct cpudata *cpu, int pstate, bool force) cpu->pstate.current_pstate = pstate; - pstate_funcs.set(cpu, pstate); + pstate_funcs->set(cpu, pstate); } static void intel_pstate_get_cpu_pstates(struct cpudata *cpu) { - cpu->pstate.min_pstate = pstate_funcs.get_min(); - cpu->pstate.max_pstate = pstate_funcs.get_max(); - cpu->pstate.turbo_pstate = pstate_funcs.get_turbo(); - cpu->pstate.scaling = pstate_funcs.get_scaling(); + cpu->pstate.min_pstate = pstate_funcs->get_min(); + cpu->pstate.max_pstate = pstate_funcs->get_max(); + cpu->pstate.turbo_pstate = pstate_funcs->get_turbo(); + cpu->pstate.scaling = pstate_funcs->get_scaling(); - if (pstate_funcs.get_vid) - pstate_funcs.get_vid(cpu); + if (pstate_funcs->get_vid) + pstate_funcs->get_vid(cpu); intel_pstate_set_pstate(cpu, cpu->pstate.min_pstate, false); } @@ -1097,15 +1097,15 @@ static unsigned int force_load; static int intel_pstate_msrs_not_valid(void) { - if (!pstate_funcs.get_max() || - !pstate_funcs.get_min() || - !pstate_funcs.get_turbo()) + if (!pstate_funcs->get_max() || + !pstate_funcs->get_min() || + !pstate_funcs->get_turbo()) return -ENODEV; return 0; } -static void copy_pid_params(struct pstate_adjust_policy *policy) +static void copy_pid_params(const struct pstate_adjust_policy *policy) { pid_params.sample_rate_ms = policy->sample_rate_ms; pid_params.p_gain_pct = policy->p_gain_pct; @@ -1117,12 +1117,7 @@ static void copy_pid_params(struct pstate_adjust_policy *policy) static void copy_cpu_funcs(struct pstate_funcs *funcs) { - pstate_funcs.get_max = funcs->get_max; - pstate_funcs.get_min = funcs->get_min; - pstate_funcs.get_turbo = funcs->get_turbo; - pstate_funcs.get_scaling = funcs->get_scaling; - pstate_funcs.set = funcs->set; - pstate_funcs.get_vid = funcs->get_vid; + pstate_funcs = funcs; } #if IS_ENABLED(CONFIG_ACPI) diff --git a/drivers/cpufreq/p4-clockmod.c b/drivers/cpufreq/p4-clockmod.c index 5dd95da..abc3837 100644 --- a/drivers/cpufreq/p4-clockmod.c +++ b/drivers/cpufreq/p4-clockmod.c @@ -134,10 +134,14 @@ static unsigned int cpufreq_p4_get_frequency(struct cpuinfo_x86 *c) case 0x0F: /* Core Duo */ case 0x16: /* Celeron Core */ case 0x1C: /* Atom */ - p4clockmod_driver.flags |= CPUFREQ_CONST_LOOPS; + pax_open_kernel(); + *(u8 *)&p4clockmod_driver.flags |= CPUFREQ_CONST_LOOPS; + pax_close_kernel(); return speedstep_get_frequency(SPEEDSTEP_CPU_PCORE); case 0x0D: /* Pentium M (Dothan) */ - p4clockmod_driver.flags |= CPUFREQ_CONST_LOOPS; + pax_open_kernel(); + *(u8 *)&p4clockmod_driver.flags |= CPUFREQ_CONST_LOOPS; + pax_close_kernel(); /* fall through */ case 0x09: /* Pentium M (Banias) */ return speedstep_get_frequency(SPEEDSTEP_CPU_PM); @@ -149,7 +153,9 @@ static unsigned int cpufreq_p4_get_frequency(struct cpuinfo_x86 *c) /* on P-4s, the TSC runs with constant frequency independent whether * throttling is active or not. */ - p4clockmod_driver.flags |= CPUFREQ_CONST_LOOPS; + pax_open_kernel(); + *(u8 *)&p4clockmod_driver.flags |= CPUFREQ_CONST_LOOPS; + pax_close_kernel(); if (speedstep_detect_processor() == SPEEDSTEP_CPU_P4M) { printk(KERN_WARNING PFX "Warning: Pentium 4-M detected. " diff --git a/drivers/cpufreq/sparc-us3-cpufreq.c b/drivers/cpufreq/sparc-us3-cpufreq.c index 9bb42ba..b01b4a2 100644 --- a/drivers/cpufreq/sparc-us3-cpufreq.c +++ b/drivers/cpufreq/sparc-us3-cpufreq.c @@ -18,14 +18,12 @@ #include <asm/head.h> #include <asm/timer.h> -static struct cpufreq_driver *cpufreq_us3_driver; - struct us3_freq_percpu_info { struct cpufreq_frequency_table table[4]; }; /* Indexed by cpu number. */ -static struct us3_freq_percpu_info *us3_freq_table; +static struct us3_freq_percpu_info us3_freq_table[NR_CPUS]; /* UltraSPARC-III has three dividers: 1, 2, and 32. These are controlled * in the Safari config register. @@ -156,16 +154,27 @@ static int __init us3_freq_cpu_init(struct cpufreq_policy *policy) static int us3_freq_cpu_exit(struct cpufreq_policy *policy) { - if (cpufreq_us3_driver) - us3_freq_target(policy, 0); + us3_freq_target(policy, 0); return 0; } +static int __init us3_freq_init(void); +static void __exit us3_freq_exit(void); + +static struct cpufreq_driver cpufreq_us3_driver = { + .init = us3_freq_cpu_init, + .verify = cpufreq_generic_frequency_table_verify, + .target_index = us3_freq_target, + .get = us3_freq_get, + .exit = us3_freq_cpu_exit, + .name = "UltraSPARC-III", + +}; + static int __init us3_freq_init(void) { unsigned long manuf, impl, ver; - int ret; if (tlb_type != cheetah && tlb_type != cheetah_plus) return -ENODEV; @@ -178,55 +187,15 @@ static int __init us3_freq_init(void) (impl == CHEETAH_IMPL || impl == CHEETAH_PLUS_IMPL || impl == JAGUAR_IMPL || - impl == PANTHER_IMPL)) { - struct cpufreq_driver *driver; - - ret = -ENOMEM; - driver = kzalloc(sizeof(*driver), GFP_KERNEL); - if (!driver) - goto err_out; - - us3_freq_table = kzalloc((NR_CPUS * sizeof(*us3_freq_table)), - GFP_KERNEL); - if (!us3_freq_table) - goto err_out; - - driver->init = us3_freq_cpu_init; - driver->verify = cpufreq_generic_frequency_table_verify; - driver->target_index = us3_freq_target; - driver->get = us3_freq_get; - driver->exit = us3_freq_cpu_exit; - strcpy(driver->name, "UltraSPARC-III"); - - cpufreq_us3_driver = driver; - ret = cpufreq_register_driver(driver); - if (ret) - goto err_out; - - return 0; - -err_out: - if (driver) { - kfree(driver); - cpufreq_us3_driver = NULL; - } - kfree(us3_freq_table); - us3_freq_table = NULL; - return ret; - } + impl == PANTHER_IMPL)) + return cpufreq_register_driver(&cpufreq_us3_driver); return -ENODEV; } static void __exit us3_freq_exit(void) { - if (cpufreq_us3_driver) { - cpufreq_unregister_driver(cpufreq_us3_driver); - kfree(cpufreq_us3_driver); - cpufreq_us3_driver = NULL; - kfree(us3_freq_table); - us3_freq_table = NULL; - } + cpufreq_unregister_driver(&cpufreq_us3_driver); } MODULE_AUTHOR("David S. Miller <davem@redhat.com>"); diff --git a/drivers/cpufreq/speedstep-centrino.c b/drivers/cpufreq/speedstep-centrino.c index 7d4a315..21bb886 100644 --- a/drivers/cpufreq/speedstep-centrino.c +++ b/drivers/cpufreq/speedstep-centrino.c @@ -351,8 +351,11 @@ static int centrino_cpu_init(struct cpufreq_policy *policy) !cpu_has(cpu, X86_FEATURE_EST)) return -ENODEV; - if (cpu_has(cpu, X86_FEATURE_CONSTANT_TSC)) - centrino_driver.flags |= CPUFREQ_CONST_LOOPS; + if (cpu_has(cpu, X86_FEATURE_CONSTANT_TSC)) { + pax_open_kernel(); + *(u8 *)¢rino_driver.flags |= CPUFREQ_CONST_LOOPS; + pax_close_kernel(); + } if (policy->cpu != 0) return -ENODEV; diff --git a/drivers/cpuidle/driver.c b/drivers/cpuidle/driver.c index 389ade4..e328b5ce 100644 --- a/drivers/cpuidle/driver.c +++ b/drivers/cpuidle/driver.c @@ -193,7 +193,7 @@ static int poll_idle(struct cpuidle_device *dev, static void poll_idle_init(struct cpuidle_driver *drv) { - struct cpuidle_state *state = &drv->states[0]; + cpuidle_state_no_const *state = &drv->states[0]; snprintf(state->name, CPUIDLE_NAME_LEN, "POLL"); snprintf(state->desc, CPUIDLE_DESC_LEN, "CPUIDLE CORE POLL IDLE"); diff --git a/drivers/cpuidle/dt_idle_states.c b/drivers/cpuidle/dt_idle_states.c index a5c111b..1113002 100644 --- a/drivers/cpuidle/dt_idle_states.c +++ b/drivers/cpuidle/dt_idle_states.c @@ -21,7 +21,7 @@ #include "dt_idle_states.h" -static int init_state_node(struct cpuidle_state *idle_state, +static int init_state_node(cpuidle_state_no_const *idle_state, const struct of_device_id *matches, struct device_node *state_node) { diff --git a/drivers/cpuidle/governor.c b/drivers/cpuidle/governor.c index fb9f511..213e6cc 100644 --- a/drivers/cpuidle/governor.c +++ b/drivers/cpuidle/governor.c @@ -87,7 +87,7 @@ int cpuidle_register_governor(struct cpuidle_governor *gov) mutex_lock(&cpuidle_lock); if (__cpuidle_find_governor(gov->name) == NULL) { ret = 0; - list_add_tail(&gov->governor_list, &cpuidle_governors); + pax_list_add_tail((struct list_head *)&gov->governor_list, &cpuidle_governors); if (!cpuidle_curr_governor || cpuidle_curr_governor->rating < gov->rating) cpuidle_switch_governor(gov); diff --git a/drivers/cpuidle/sysfs.c b/drivers/cpuidle/sysfs.c index 832a2c3..1794080 100644 --- a/drivers/cpuidle/sysfs.c +++ b/drivers/cpuidle/sysfs.c @@ -135,7 +135,7 @@ static struct attribute *cpuidle_switch_attrs[] = { NULL }; -static struct attribute_group cpuidle_attr_group = { +static attribute_group_no_const cpuidle_attr_group = { .attrs = cpuidle_default_attrs, .name = "cpuidle", }; diff --git a/drivers/crypto/hifn_795x.c b/drivers/crypto/hifn_795x.c index 8d2a772..33826c9 100644 --- a/drivers/crypto/hifn_795x.c +++ b/drivers/crypto/hifn_795x.c @@ -51,7 +51,7 @@ module_param_string(hifn_pll_ref, hifn_pll_ref, sizeof(hifn_pll_ref), 0444); MODULE_PARM_DESC(hifn_pll_ref, "PLL reference clock (pci[freq] or ext[freq], default ext)"); -static atomic_t hifn_dev_number; +static atomic_unchecked_t hifn_dev_number; #define ACRYPTO_OP_DECRYPT 0 #define ACRYPTO_OP_ENCRYPT 1 @@ -2577,7 +2577,7 @@ static int hifn_probe(struct pci_dev *pdev, const struct pci_device_id *id) goto err_out_disable_pci_device; snprintf(name, sizeof(name), "hifn%d", - atomic_inc_return(&hifn_dev_number)-1); + atomic_inc_return_unchecked(&hifn_dev_number)-1); err = pci_request_regions(pdev, name); if (err) diff --git a/drivers/crypto/nx/nx-aes-ccm.c b/drivers/crypto/nx/nx-aes-ccm.c index 73ef499..7038f36 100644 --- a/drivers/crypto/nx/nx-aes-ccm.c +++ b/drivers/crypto/nx/nx-aes-ccm.c @@ -409,7 +409,7 @@ static int ccm_nx_decrypt(struct aead_request *req, processed += to_process; } while (processed < nbytes); - rc = memcmp(csbcpb->cpb.aes_ccm.out_pat_or_mac, priv->oauth_tag, + rc = crypto_memneq(csbcpb->cpb.aes_ccm.out_pat_or_mac, priv->oauth_tag, authsize) ? -EBADMSG : 0; out: spin_unlock_irqrestore(&nx_ctx->lock, irq_flags); diff --git a/drivers/crypto/nx/nx-aes-gcm.c b/drivers/crypto/nx/nx-aes-gcm.c index eee624f..bf61bed 100644 --- a/drivers/crypto/nx/nx-aes-gcm.c +++ b/drivers/crypto/nx/nx-aes-gcm.c @@ -418,7 +418,7 @@ mac: itag, req->src, req->assoclen + nbytes, crypto_aead_authsize(crypto_aead_reqtfm(req)), SCATTERWALK_FROM_SG); - rc = memcmp(itag, otag, + rc = crypto_memneq(itag, otag, crypto_aead_authsize(crypto_aead_reqtfm(req))) ? -EBADMSG : 0; } diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c index 3b20a1b..8b327d8 100644 --- a/drivers/crypto/talitos.c +++ b/drivers/crypto/talitos.c @@ -1015,7 +1015,7 @@ static void ipsec_esp_decrypt_swauth_done(struct device *dev, } else oicv = (char *)&edesc->link_tbl[0]; - err = memcmp(oicv, icv, authsize) ? -EBADMSG : 0; + err = crypto_memneq(oicv, icv, authsize) ? -EBADMSG : 0; } kfree(edesc); diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c index ca848cc..9049c89 100644 --- a/drivers/devfreq/devfreq.c +++ b/drivers/devfreq/devfreq.c @@ -671,7 +671,7 @@ int devfreq_add_governor(struct devfreq_governor *governor) goto err_out; } - list_add(&governor->node, &devfreq_governor_list); + pax_list_add((struct list_head *)&governor->node, &devfreq_governor_list); list_for_each_entry(devfreq, &devfreq_list, node) { int ret = 0; @@ -759,7 +759,7 @@ int devfreq_remove_governor(struct devfreq_governor *governor) } } - list_del(&governor->node); + pax_list_del((struct list_head *)&governor->node); err_out: mutex_unlock(&devfreq_list_lock); diff --git a/drivers/dma/sh/shdma-base.c b/drivers/dma/sh/shdma-base.c index 10fcaba..326f709 100644 --- a/drivers/dma/sh/shdma-base.c +++ b/drivers/dma/sh/shdma-base.c @@ -227,8 +227,8 @@ static int shdma_alloc_chan_resources(struct dma_chan *chan) schan->slave_id = -EINVAL; } - schan->desc = kcalloc(NR_DESCS_PER_CHANNEL, - sdev->desc_size, GFP_KERNEL); + schan->desc = kcalloc(sdev->desc_size, + NR_DESCS_PER_CHANNEL, GFP_KERNEL); if (!schan->desc) { ret = -ENOMEM; goto edescalloc; diff --git a/drivers/dma/sh/shdmac.c b/drivers/dma/sh/shdmac.c index 11707df..2ea96f7 100644 --- a/drivers/dma/sh/shdmac.c +++ b/drivers/dma/sh/shdmac.c @@ -513,7 +513,7 @@ static int sh_dmae_nmi_handler(struct notifier_block *self, return ret; } -static struct notifier_block sh_dmae_nmi_notifier __read_mostly = { +static struct notifier_block sh_dmae_nmi_notifier = { .notifier_call = sh_dmae_nmi_handler, /* Run before NMI debug handler and KGDB */ diff --git a/drivers/edac/edac_device.c b/drivers/edac/edac_device.c index 592af5f..bb1d583 100644 --- a/drivers/edac/edac_device.c +++ b/drivers/edac/edac_device.c @@ -477,9 +477,9 @@ void edac_device_reset_delay_period(struct edac_device_ctl_info *edac_dev, */ int edac_device_alloc_index(void) { - static atomic_t device_indexes = ATOMIC_INIT(0); + static atomic_unchecked_t device_indexes = ATOMIC_INIT(0); - return atomic_inc_return(&device_indexes) - 1; + return atomic_inc_return_unchecked(&device_indexes) - 1; } EXPORT_SYMBOL_GPL(edac_device_alloc_index); diff --git a/drivers/edac/edac_mc_sysfs.c b/drivers/edac/edac_mc_sysfs.c index 33df7d9..0794989 100644 --- a/drivers/edac/edac_mc_sysfs.c +++ b/drivers/edac/edac_mc_sysfs.c @@ -154,7 +154,7 @@ static const char * const edac_caps[] = { struct dev_ch_attribute { struct device_attribute attr; int channel; -}; +} __do_const; #define DEVICE_CHANNEL(_name, _mode, _show, _store, _var) \ static struct dev_ch_attribute dev_attr_legacy_##_name = \ diff --git a/drivers/edac/edac_pci.c b/drivers/edac/edac_pci.c index 2cf44b4d..6dd2dc7 100644 --- a/drivers/edac/edac_pci.c +++ b/drivers/edac/edac_pci.c @@ -29,7 +29,7 @@ static DEFINE_MUTEX(edac_pci_ctls_mutex); static LIST_HEAD(edac_pci_list); -static atomic_t pci_indexes = ATOMIC_INIT(0); +static atomic_unchecked_t pci_indexes = ATOMIC_INIT(0); /* * edac_pci_alloc_ctl_info @@ -315,7 +315,7 @@ EXPORT_SYMBOL_GPL(edac_pci_reset_delay_period); */ int edac_pci_alloc_index(void) { - return atomic_inc_return(&pci_indexes) - 1; + return atomic_inc_return_unchecked(&pci_indexes) - 1; } EXPORT_SYMBOL_GPL(edac_pci_alloc_index); diff --git a/drivers/edac/edac_pci_sysfs.c b/drivers/edac/edac_pci_sysfs.c index 24d877f..4e30133 100644 --- a/drivers/edac/edac_pci_sysfs.c +++ b/drivers/edac/edac_pci_sysfs.c @@ -23,8 +23,8 @@ static int edac_pci_log_pe = 1; /* log PCI parity errors */ static int edac_pci_log_npe = 1; /* log PCI non-parity error errors */ static int edac_pci_poll_msec = 1000; /* one second workq period */ -static atomic_t pci_parity_count = ATOMIC_INIT(0); -static atomic_t pci_nonparity_count = ATOMIC_INIT(0); +static atomic_unchecked_t pci_parity_count = ATOMIC_INIT(0); +static atomic_unchecked_t pci_nonparity_count = ATOMIC_INIT(0); static struct kobject *edac_pci_top_main_kobj; static atomic_t edac_pci_sysfs_refcount = ATOMIC_INIT(0); @@ -232,7 +232,7 @@ struct edac_pci_dev_attribute { void *value; ssize_t(*show) (void *, char *); ssize_t(*store) (void *, const char *, size_t); -}; +} __do_const; /* Set of show/store abstract level functions for PCI Parity object */ static ssize_t edac_pci_dev_show(struct kobject *kobj, struct attribute *attr, @@ -576,7 +576,7 @@ static void edac_pci_dev_parity_test(struct pci_dev *dev) edac_printk(KERN_CRIT, EDAC_PCI, "Signaled System Error on %s\n", pci_name(dev)); - atomic_inc(&pci_nonparity_count); + atomic_inc_unchecked(&pci_nonparity_count); } if (status & (PCI_STATUS_PARITY)) { @@ -584,7 +584,7 @@ static void edac_pci_dev_parity_test(struct pci_dev *dev) "Master Data Parity Error on %s\n", pci_name(dev)); - atomic_inc(&pci_parity_count); + atomic_inc_unchecked(&pci_parity_count); } if (status & (PCI_STATUS_DETECTED_PARITY)) { @@ -592,7 +592,7 @@ static void edac_pci_dev_parity_test(struct pci_dev *dev) "Detected Parity Error on %s\n", pci_name(dev)); - atomic_inc(&pci_parity_count); + atomic_inc_unchecked(&pci_parity_count); } } @@ -615,7 +615,7 @@ static void edac_pci_dev_parity_test(struct pci_dev *dev) edac_printk(KERN_CRIT, EDAC_PCI, "Bridge " "Signaled System Error on %s\n", pci_name(dev)); - atomic_inc(&pci_nonparity_count); + atomic_inc_unchecked(&pci_nonparity_count); } if (status & (PCI_STATUS_PARITY)) { @@ -623,7 +623,7 @@ static void edac_pci_dev_parity_test(struct pci_dev *dev) "Master Data Parity Error on " "%s\n", pci_name(dev)); - atomic_inc(&pci_parity_count); + atomic_inc_unchecked(&pci_parity_count); } if (status & (PCI_STATUS_DETECTED_PARITY)) { @@ -631,7 +631,7 @@ static void edac_pci_dev_parity_test(struct pci_dev *dev) "Detected Parity Error on %s\n", pci_name(dev)); - atomic_inc(&pci_parity_count); + atomic_inc_unchecked(&pci_parity_count); } } } @@ -669,7 +669,7 @@ void edac_pci_do_parity_check(void) if (!check_pci_errors) return; - before_count = atomic_read(&pci_parity_count); + before_count = atomic_read_unchecked(&pci_parity_count); /* scan all PCI devices looking for a Parity Error on devices and * bridges. @@ -681,7 +681,7 @@ void edac_pci_do_parity_check(void) /* Only if operator has selected panic on PCI Error */ if (edac_pci_get_panic_on_pe()) { /* If the count is different 'after' from 'before' */ - if (before_count != atomic_read(&pci_parity_count)) + if (before_count != atomic_read_unchecked(&pci_parity_count)) panic("EDAC: PCI Parity Error"); } } diff --git a/drivers/edac/mce_amd.h b/drivers/edac/mce_amd.h index c2359a1..8bd119d 100644 --- a/drivers/edac/mce_amd.h +++ b/drivers/edac/mce_amd.h @@ -74,7 +74,7 @@ struct amd_decoder_ops { bool (*mc0_mce)(u16, u8); bool (*mc1_mce)(u16, u8); bool (*mc2_mce)(u16, u8); -}; +} __no_const; void amd_report_gart_errors(bool); void amd_register_ecc_decoder(void (*f)(int, struct mce *)); diff --git a/drivers/firewire/core-card.c b/drivers/firewire/core-card.c index 57ea7f4..af06b76 100644 --- a/drivers/firewire/core-card.c +++ b/drivers/firewire/core-card.c @@ -528,9 +528,9 @@ void fw_card_initialize(struct fw_card *card, const struct fw_card_driver *driver, struct device *device) { - static atomic_t index = ATOMIC_INIT(-1); + static atomic_unchecked_t index = ATOMIC_INIT(-1); - card->index = atomic_inc_return(&index); + card->index = atomic_inc_return_unchecked(&index); card->driver = driver; card->device = device; card->current_tlabel = 0; @@ -680,7 +680,7 @@ EXPORT_SYMBOL_GPL(fw_card_release); void fw_core_remove_card(struct fw_card *card) { - struct fw_card_driver dummy_driver = dummy_driver_template; + fw_card_driver_no_const dummy_driver = dummy_driver_template; card->driver->update_phy_reg(card, 4, PHY_LINK_ACTIVE | PHY_CONTENDER, 0); diff --git a/drivers/firewire/core-device.c b/drivers/firewire/core-device.c index f9e3aee..269dbdb 100644 --- a/drivers/firewire/core-device.c +++ b/drivers/firewire/core-device.c @@ -256,7 +256,7 @@ EXPORT_SYMBOL(fw_device_enable_phys_dma); struct config_rom_attribute { struct device_attribute attr; u32 key; -}; +} __do_const; static ssize_t show_immediate(struct device *dev, struct device_attribute *dattr, char *buf) diff --git a/drivers/firewire/core-transaction.c b/drivers/firewire/core-transaction.c index d6a09b9..18e90dd 100644 --- a/drivers/firewire/core-transaction.c +++ b/drivers/firewire/core-transaction.c @@ -38,6 +38,7 @@ #include <linux/timer.h> #include <linux/types.h> #include <linux/workqueue.h> +#include <linux/sched.h> #include <asm/byteorder.h> diff --git a/drivers/firewire/core.h b/drivers/firewire/core.h index e1480ff6..1a429bd 100644 --- a/drivers/firewire/core.h +++ b/drivers/firewire/core.h @@ -111,6 +111,7 @@ struct fw_card_driver { int (*stop_iso)(struct fw_iso_context *ctx); }; +typedef struct fw_card_driver __no_const fw_card_driver_no_const; void fw_card_initialize(struct fw_card *card, const struct fw_card_driver *driver, struct device *device); diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c index c2f5117..e36414d 100644 --- a/drivers/firewire/ohci.c +++ b/drivers/firewire/ohci.c @@ -2049,10 +2049,12 @@ static void bus_reset_work(struct work_struct *work) be32_to_cpu(ohci->next_header)); } +#ifndef CONFIG_GRKERNSEC if (param_remote_dma) { reg_write(ohci, OHCI1394_PhyReqFilterHiSet, ~0); reg_write(ohci, OHCI1394_PhyReqFilterLoSet, ~0); } +#endif spin_unlock_irq(&ohci->lock); @@ -2584,8 +2586,10 @@ static int ohci_enable_phys_dma(struct fw_card *card, unsigned long flags; int n, ret = 0; +#ifndef CONFIG_GRKERNSEC if (param_remote_dma) return 0; +#endif /* * FIXME: Make sure this bitmask is cleared when we clear the busReset diff --git a/drivers/firmware/dmi-id.c b/drivers/firmware/dmi-id.c index 94a58a0..f5eba42 100644 --- a/drivers/firmware/dmi-id.c +++ b/drivers/firmware/dmi-id.c @@ -16,7 +16,7 @@ struct dmi_device_attribute{ struct device_attribute dev_attr; int field; -}; +} __do_const; #define to_dmi_dev_attr(_dev_attr) \ container_of(_dev_attr, struct dmi_device_attribute, dev_attr) diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c index ac1ce4a..321745e 100644 --- a/drivers/firmware/dmi_scan.c +++ b/drivers/firmware/dmi_scan.c @@ -690,14 +690,18 @@ static int __init dmi_init(void) if (!dmi_table) goto err_tables; - bin_attr_smbios_entry_point.size = smbios_entry_point_size; - bin_attr_smbios_entry_point.private = smbios_entry_point; + pax_open_kernel(); + *(size_t *)&bin_attr_smbios_entry_point.size = smbios_entry_point_size; + *(void **)&bin_attr_smbios_entry_point.private = smbios_entry_point; + pax_close_kernel(); ret = sysfs_create_bin_file(tables_kobj, &bin_attr_smbios_entry_point); if (ret) goto err_unmap; - bin_attr_DMI.size = dmi_len; - bin_attr_DMI.private = dmi_table; + pax_open_kernel(); + *(size_t *)&bin_attr_DMI.size = dmi_len; + *(void **)&bin_attr_DMI.private = dmi_table; + pax_close_kernel(); ret = sysfs_create_bin_file(tables_kobj, &bin_attr_DMI); if (!ret) return 0; diff --git a/drivers/firmware/efi/cper.c b/drivers/firmware/efi/cper.c index d425374..1da1716 100644 --- a/drivers/firmware/efi/cper.c +++ b/drivers/firmware/efi/cper.c @@ -44,12 +44,12 @@ static char rcd_decode_str[CPER_REC_LEN]; */ u64 cper_next_record_id(void) { - static atomic64_t seq; + static atomic64_unchecked_t seq; - if (!atomic64_read(&seq)) - atomic64_set(&seq, ((u64)get_seconds()) << 32); + if (!atomic64_read_unchecked(&seq)) + atomic64_set_unchecked(&seq, ((u64)get_seconds()) << 32); - return atomic64_inc_return(&seq); + return atomic64_inc_return_unchecked(&seq); } EXPORT_SYMBOL_GPL(cper_next_record_id); diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c index d6144e3..23f9686 100644 --- a/drivers/firmware/efi/efi.c +++ b/drivers/firmware/efi/efi.c @@ -170,14 +170,16 @@ static struct attribute_group efi_subsys_attr_group = { }; static struct efivars generic_efivars; -static struct efivar_operations generic_ops; +static efivar_operations_no_const generic_ops __read_only; static int generic_ops_register(void) { - generic_ops.get_variable = efi.get_variable; - generic_ops.set_variable = efi.set_variable; - generic_ops.get_next_variable = efi.get_next_variable; - generic_ops.query_variable_store = efi_query_variable_store; + pax_open_kernel(); + *(void **)&generic_ops.get_variable = efi.get_variable; + *(void **)&generic_ops.set_variable = efi.set_variable; + *(void **)&generic_ops.get_next_variable = efi.get_next_variable; + *(void **)&generic_ops.query_variable_store = efi_query_variable_store; + pax_close_kernel(); return efivars_register(&generic_efivars, &generic_ops, efi_kobj); } diff --git a/drivers/firmware/efi/efivars.c b/drivers/firmware/efi/efivars.c index 756eca8..2336d08 100644 --- a/drivers/firmware/efi/efivars.c +++ b/drivers/firmware/efi/efivars.c @@ -590,7 +590,7 @@ efivar_create_sysfs_entry(struct efivar_entry *new_var) static int create_efivars_bin_attributes(void) { - struct bin_attribute *attr; + bin_attribute_no_const *attr; int error; /* new_var */ diff --git a/drivers/firmware/efi/runtime-map.c b/drivers/firmware/efi/runtime-map.c index 5c55227..97f4978 100644 --- a/drivers/firmware/efi/runtime-map.c +++ b/drivers/firmware/efi/runtime-map.c @@ -97,7 +97,7 @@ static void map_release(struct kobject *kobj) kfree(entry); } -static struct kobj_type __refdata map_ktype = { +static const struct kobj_type __refconst map_ktype = { .sysfs_ops = &map_attr_ops, .default_attrs = def_attrs, .release = map_release, diff --git a/drivers/firmware/google/gsmi.c b/drivers/firmware/google/gsmi.c index f1ab05e..ab51228 100644 --- a/drivers/firmware/google/gsmi.c +++ b/drivers/firmware/google/gsmi.c @@ -709,7 +709,7 @@ static u32 __init hash_oem_table_id(char s[8]) return local_hash_64(input, 32); } -static struct dmi_system_id gsmi_dmi_table[] __initdata = { +static const struct dmi_system_id gsmi_dmi_table[] __initconst = { { .ident = "Google Board", .matches = { diff --git a/drivers/firmware/google/memconsole.c b/drivers/firmware/google/memconsole.c index 2f569aa..26e4f39 100644 --- a/drivers/firmware/google/memconsole.c +++ b/drivers/firmware/google/memconsole.c @@ -136,7 +136,7 @@ static bool __init found_memconsole(void) return false; } -static struct dmi_system_id memconsole_dmi_table[] __initdata = { +static const struct dmi_system_id memconsole_dmi_table[] __initconst = { { .ident = "Google Board", .matches = { @@ -155,7 +155,10 @@ static int __init memconsole_init(void) if (!found_memconsole()) return -ENODEV; - memconsole_bin_attr.size = memconsole_length; + pax_open_kernel(); + *(size_t *)&memconsole_bin_attr.size = memconsole_length; + pax_close_kernel(); + return sysfs_create_bin_file(firmware_kobj, &memconsole_bin_attr); } diff --git a/drivers/firmware/memmap.c b/drivers/firmware/memmap.c index 5de3ed2..d839c56 100644 --- a/drivers/firmware/memmap.c +++ b/drivers/firmware/memmap.c @@ -124,7 +124,7 @@ static void __meminit release_firmware_map_entry(struct kobject *kobj) kfree(entry); } -static struct kobj_type __refdata memmap_ktype = { +static const struct kobj_type __refconst memmap_ktype = { .release = release_firmware_map_entry, .sysfs_ops = &memmap_attr_ops, .default_attrs = def_attrs, diff --git a/drivers/firmware/psci.c b/drivers/firmware/psci.c index 42700f0..3745ec6 100644 --- a/drivers/firmware/psci.c +++ b/drivers/firmware/psci.c @@ -52,7 +52,7 @@ bool psci_tos_resident_on(int cpu) return cpu == resident_cpu; } -struct psci_operations psci_ops; +struct psci_operations psci_ops __read_only; typedef unsigned long (psci_fn)(unsigned long, unsigned long, unsigned long, unsigned long); diff --git a/drivers/gpio/gpio-davinci.c b/drivers/gpio/gpio-davinci.c index 5e71538..00b7406 100644 --- a/drivers/gpio/gpio-davinci.c +++ b/drivers/gpio/gpio-davinci.c @@ -441,9 +441,9 @@ static struct irq_chip *davinci_gpio_get_irq_chip(unsigned int irq) return &gpio_unbanked.chip; }; -static struct irq_chip *keystone_gpio_get_irq_chip(unsigned int irq) +static irq_chip_no_const *keystone_gpio_get_irq_chip(unsigned int irq) { - static struct irq_chip gpio_unbanked; + static irq_chip_no_const gpio_unbanked; gpio_unbanked = *irq_get_chip(irq); return &gpio_unbanked; @@ -473,7 +473,7 @@ static int davinci_gpio_irq_setup(struct platform_device *pdev) struct davinci_gpio_regs __iomem *g; struct irq_domain *irq_domain = NULL; const struct of_device_id *match; - struct irq_chip *irq_chip; + irq_chip_no_const *irq_chip; gpio_get_irq_chip_cb_t gpio_get_irq_chip; /* diff --git a/drivers/gpio/gpio-em.c b/drivers/gpio/gpio-em.c index 6bca1e1..ed8b22e 100644 --- a/drivers/gpio/gpio-em.c +++ b/drivers/gpio/gpio-em.c @@ -274,7 +274,7 @@ static int em_gio_probe(struct platform_device *pdev) struct em_gio_priv *p; struct resource *io[2], *irq[2]; struct gpio_chip *gpio_chip; - struct irq_chip *irq_chip; + irq_chip_no_const *irq_chip; const char *name = dev_name(&pdev->dev); unsigned int ngpios; int ret; diff --git a/drivers/gpio/gpio-ich.c b/drivers/gpio/gpio-ich.c index 4ba7ed5..1536b5d 100644 --- a/drivers/gpio/gpio-ich.c +++ b/drivers/gpio/gpio-ich.c @@ -94,7 +94,7 @@ struct ichx_desc { * this option allows driver caching written output values */ bool use_outlvl_cache; -}; +} __do_const; static struct { spinlock_t lock; diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c index 5236db1..74e292a 100644 --- a/drivers/gpio/gpio-omap.c +++ b/drivers/gpio/gpio-omap.c @@ -1072,7 +1072,7 @@ static void omap_gpio_mod_init(struct gpio_bank *bank) writel_relaxed(0, base + bank->regs->ctrl); } -static int omap_gpio_chip_init(struct gpio_bank *bank, struct irq_chip *irqc) +static int omap_gpio_chip_init(struct gpio_bank *bank, irq_chip_no_const *irqc) { static int gpio; int irq_base = 0; @@ -1157,7 +1157,7 @@ static int omap_gpio_probe(struct platform_device *pdev) const struct omap_gpio_platform_data *pdata; struct resource *res; struct gpio_bank *bank; - struct irq_chip *irqc; + irq_chip_no_const *irqc; int ret; match = of_match_device(of_match_ptr(omap_gpio_match), dev); diff --git a/drivers/gpio/gpio-rcar.c b/drivers/gpio/gpio-rcar.c index 2a81224..ec01fb3 100644 --- a/drivers/gpio/gpio-rcar.c +++ b/drivers/gpio/gpio-rcar.c @@ -398,7 +398,7 @@ static int gpio_rcar_probe(struct platform_device *pdev) struct gpio_rcar_priv *p; struct resource *io, *irq; struct gpio_chip *gpio_chip; - struct irq_chip *irq_chip; + irq_chip_no_const *irq_chip; struct device *dev = &pdev->dev; const char *name = dev_name(dev); int ret; diff --git a/drivers/gpio/gpio-vr41xx.c b/drivers/gpio/gpio-vr41xx.c index c1caa45..f0f97d2 100644 --- a/drivers/gpio/gpio-vr41xx.c +++ b/drivers/gpio/gpio-vr41xx.c @@ -224,7 +224,7 @@ static int giu_get_irq(unsigned int irq) printk(KERN_ERR "spurious GIU interrupt: %04x(%04x),%04x(%04x)\n", maskl, pendl, maskh, pendh); - atomic_inc(&irq_err_count); + atomic_inc_unchecked(&irq_err_count); return -EINVAL; } diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 5db3445..21414d5 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -572,8 +572,10 @@ static void gpiochip_irqchip_remove(struct gpio_chip *gpiochip) } if (gpiochip->irqchip) { - gpiochip->irqchip->irq_request_resources = NULL; - gpiochip->irqchip->irq_release_resources = NULL; + pax_open_kernel(); + *(void **)&gpiochip->irqchip->irq_request_resources = NULL; + *(void **)&gpiochip->irqchip->irq_release_resources = NULL; + pax_close_kernel(); gpiochip->irqchip = NULL; } } @@ -649,8 +651,10 @@ int _gpiochip_irqchip_add(struct gpio_chip *gpiochip, */ if (!irqchip->irq_request_resources && !irqchip->irq_release_resources) { - irqchip->irq_request_resources = gpiochip_irq_reqres; - irqchip->irq_release_resources = gpiochip_irq_relres; + pax_open_kernel(); + *(void **)&irqchip->irq_request_resources = gpiochip_irq_reqres; + *(void **)&irqchip->irq_release_resources = gpiochip_irq_relres; + pax_close_kernel(); } /* diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c index 8e99514..3d68786 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c @@ -737,44 +737,44 @@ static int amdgpu_cgs_get_firmware_info(void *cgs_device, } static const struct cgs_ops amdgpu_cgs_ops = { - amdgpu_cgs_gpu_mem_info, - amdgpu_cgs_gmap_kmem, - amdgpu_cgs_gunmap_kmem, - amdgpu_cgs_alloc_gpu_mem, - amdgpu_cgs_free_gpu_mem, - amdgpu_cgs_gmap_gpu_mem, - amdgpu_cgs_gunmap_gpu_mem, - amdgpu_cgs_kmap_gpu_mem, - amdgpu_cgs_kunmap_gpu_mem, - amdgpu_cgs_read_register, - amdgpu_cgs_write_register, - amdgpu_cgs_read_ind_register, - amdgpu_cgs_write_ind_register, - amdgpu_cgs_read_pci_config_byte, - amdgpu_cgs_read_pci_config_word, - amdgpu_cgs_read_pci_config_dword, - amdgpu_cgs_write_pci_config_byte, - amdgpu_cgs_write_pci_config_word, - amdgpu_cgs_write_pci_config_dword, - amdgpu_cgs_atom_get_data_table, - amdgpu_cgs_atom_get_cmd_table_revs, - amdgpu_cgs_atom_exec_cmd_table, - amdgpu_cgs_create_pm_request, - amdgpu_cgs_destroy_pm_request, - amdgpu_cgs_set_pm_request, - amdgpu_cgs_pm_request_clock, - amdgpu_cgs_pm_request_engine, - amdgpu_cgs_pm_query_clock_limits, - amdgpu_cgs_set_camera_voltages, - amdgpu_cgs_get_firmware_info, - amdgpu_cgs_set_powergating_state, - amdgpu_cgs_set_clockgating_state + .gpu_mem_info = amdgpu_cgs_gpu_mem_info, + .gmap_kmem = amdgpu_cgs_gmap_kmem, + .gunmap_kmem = amdgpu_cgs_gunmap_kmem, + .alloc_gpu_mem = amdgpu_cgs_alloc_gpu_mem, + .free_gpu_mem = amdgpu_cgs_free_gpu_mem, + .gmap_gpu_mem = amdgpu_cgs_gmap_gpu_mem, + .gunmap_gpu_mem = amdgpu_cgs_gunmap_gpu_mem, + .kmap_gpu_mem = amdgpu_cgs_kmap_gpu_mem, + .kunmap_gpu_mem = amdgpu_cgs_kunmap_gpu_mem, + .read_register = amdgpu_cgs_read_register, + .write_register = amdgpu_cgs_write_register, + .read_ind_register = amdgpu_cgs_read_ind_register, + .write_ind_register = amdgpu_cgs_write_ind_register, + .read_pci_config_byte = amdgpu_cgs_read_pci_config_byte, + .read_pci_config_word = amdgpu_cgs_read_pci_config_word, + .read_pci_config_dword = amdgpu_cgs_read_pci_config_dword, + .write_pci_config_byte = amdgpu_cgs_write_pci_config_byte, + .write_pci_config_word = amdgpu_cgs_write_pci_config_word, + .write_pci_config_dword = amdgpu_cgs_write_pci_config_dword, + .atom_get_data_table = amdgpu_cgs_atom_get_data_table, + .atom_get_cmd_table_revs = amdgpu_cgs_atom_get_cmd_table_revs, + .atom_exec_cmd_table = amdgpu_cgs_atom_exec_cmd_table, + .create_pm_request = amdgpu_cgs_create_pm_request, + .destroy_pm_request = amdgpu_cgs_destroy_pm_request, + .set_pm_request = amdgpu_cgs_set_pm_request, + .pm_request_clock = amdgpu_cgs_pm_request_clock, + .pm_request_engine = amdgpu_cgs_pm_request_engine, + .pm_query_clock_limits = amdgpu_cgs_pm_query_clock_limits, + .set_camera_voltages = amdgpu_cgs_set_camera_voltages, + .get_firmware_info = amdgpu_cgs_get_firmware_info, + .set_powergating_state = amdgpu_cgs_set_powergating_state, + .set_clockgating_state = amdgpu_cgs_set_clockgating_state }; static const struct cgs_os_ops amdgpu_cgs_os_ops = { - amdgpu_cgs_add_irq_source, - amdgpu_cgs_irq_get, - amdgpu_cgs_irq_put + .add_irq_source = amdgpu_cgs_add_irq_source, + .irq_get = amdgpu_cgs_irq_get, + .irq_put = amdgpu_cgs_irq_put }; void *amdgpu_cgs_create_device(struct amdgpu_device *adev) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 6068d82..7ecd87c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1074,7 +1074,7 @@ static bool amdgpu_switcheroo_can_switch(struct pci_dev *pdev) * locking inversion with the driver load path. And the access here is * completely racy anyway. So don't bother with locking for now. */ - return dev->open_count == 0; + return local_read(&dev->open_count) == 0; } static const struct vga_switcheroo_client_ops amdgpu_switcheroo_ops = { diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c index c6a1b4c..32873f8 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c @@ -419,7 +419,7 @@ static int kfd_ioctl_set_memory_policy(struct file *filep, (args->alternate_policy == KFD_IOC_CACHE_POLICY_COHERENT) ? cache_policy_coherent : cache_policy_noncoherent; - if (!dev->dqm->ops.set_cache_memory_policy(dev->dqm, + if (!dev->dqm->ops->set_cache_memory_policy(dev->dqm, &pdd->qpd, default_policy, alternate_policy, diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c index 3f95f7c..0a62dad 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c @@ -298,7 +298,7 @@ bool kgd2kfd_device_init(struct kfd_dev *kfd, goto device_queue_manager_error; } - if (kfd->dqm->ops.start(kfd->dqm) != 0) { + if (kfd->dqm->ops->start(kfd->dqm) != 0) { dev_err(kfd_device, "Error starting queuen manager for device (%x:%x)\n", kfd->pdev->vendor, kfd->pdev->device); @@ -354,7 +354,7 @@ void kgd2kfd_suspend(struct kfd_dev *kfd) BUG_ON(kfd == NULL); if (kfd->init_complete) { - kfd->dqm->ops.stop(kfd->dqm); + kfd->dqm->ops->stop(kfd->dqm); amd_iommu_set_invalidate_ctx_cb(kfd->pdev, NULL); amd_iommu_set_invalid_ppr_cb(kfd->pdev, NULL); amd_iommu_free_device(kfd->pdev); @@ -377,7 +377,7 @@ int kgd2kfd_resume(struct kfd_dev *kfd) amd_iommu_set_invalidate_ctx_cb(kfd->pdev, iommu_pasid_shutdown_callback); amd_iommu_set_invalid_ppr_cb(kfd->pdev, iommu_invalid_ppr_cb); - kfd->dqm->ops.start(kfd->dqm); + kfd->dqm->ops->start(kfd->dqm); } return 0; diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c index 4bb7f42..320fcac 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c @@ -242,7 +242,7 @@ static int create_compute_queue_nocpsch(struct device_queue_manager *dqm, BUG_ON(!dqm || !q || !qpd); - mqd = dqm->ops.get_mqd_manager(dqm, KFD_MQD_TYPE_COMPUTE); + mqd = dqm->ops->get_mqd_manager(dqm, KFD_MQD_TYPE_COMPUTE); if (mqd == NULL) return -ENOMEM; @@ -288,14 +288,14 @@ static int destroy_queue_nocpsch(struct device_queue_manager *dqm, mutex_lock(&dqm->lock); if (q->properties.type == KFD_QUEUE_TYPE_COMPUTE) { - mqd = dqm->ops.get_mqd_manager(dqm, KFD_MQD_TYPE_COMPUTE); + mqd = dqm->ops->get_mqd_manager(dqm, KFD_MQD_TYPE_COMPUTE); if (mqd == NULL) { retval = -ENOMEM; goto out; } deallocate_hqd(dqm, q); } else if (q->properties.type == KFD_QUEUE_TYPE_SDMA) { - mqd = dqm->ops.get_mqd_manager(dqm, KFD_MQD_TYPE_SDMA); + mqd = dqm->ops->get_mqd_manager(dqm, KFD_MQD_TYPE_SDMA); if (mqd == NULL) { retval = -ENOMEM; goto out; @@ -347,7 +347,7 @@ static int update_queue(struct device_queue_manager *dqm, struct queue *q) BUG_ON(!dqm || !q || !q->mqd); mutex_lock(&dqm->lock); - mqd = dqm->ops.get_mqd_manager(dqm, + mqd = dqm->ops->get_mqd_manager(dqm, get_mqd_type_from_queue_type(q->properties.type)); if (mqd == NULL) { mutex_unlock(&dqm->lock); @@ -414,7 +414,7 @@ static int register_process_nocpsch(struct device_queue_manager *dqm, mutex_lock(&dqm->lock); list_add(&n->list, &dqm->queues); - retval = dqm->ops_asic_specific.register_process(dqm, qpd); + retval = dqm->ops_asic_specific->register_process(dqm, qpd); dqm->processes_count++; @@ -502,7 +502,7 @@ int init_pipelines(struct device_queue_manager *dqm, memset(hpdptr, 0, CIK_HPD_EOP_BYTES * pipes_num); - mqd = dqm->ops.get_mqd_manager(dqm, KFD_MQD_TYPE_COMPUTE); + mqd = dqm->ops->get_mqd_manager(dqm, KFD_MQD_TYPE_COMPUTE); if (mqd == NULL) { kfd_gtt_sa_free(dqm->dev, dqm->pipeline_mem); return -ENOMEM; @@ -635,7 +635,7 @@ static int create_sdma_queue_nocpsch(struct device_queue_manager *dqm, struct mqd_manager *mqd; int retval; - mqd = dqm->ops.get_mqd_manager(dqm, KFD_MQD_TYPE_SDMA); + mqd = dqm->ops->get_mqd_manager(dqm, KFD_MQD_TYPE_SDMA); if (!mqd) return -ENOMEM; @@ -650,7 +650,7 @@ static int create_sdma_queue_nocpsch(struct device_queue_manager *dqm, pr_debug(" sdma queue id: %d\n", q->properties.sdma_queue_id); pr_debug(" sdma engine id: %d\n", q->properties.sdma_engine_id); - dqm->ops_asic_specific.init_sdma_vm(dqm, q, qpd); + dqm->ops_asic_specific->init_sdma_vm(dqm, q, qpd); retval = mqd->init_mqd(mqd, &q->mqd, &q->mqd_mem_obj, &q->gart_mqd_addr, &q->properties); if (retval != 0) { @@ -712,7 +712,7 @@ static int initialize_cpsch(struct device_queue_manager *dqm) dqm->queue_count = dqm->processes_count = 0; dqm->sdma_queue_count = 0; dqm->active_runlist = false; - retval = dqm->ops_asic_specific.initialize(dqm); + retval = dqm->ops_asic_specific->initialize(dqm); if (retval != 0) goto fail_init_pipelines; @@ -879,7 +879,7 @@ static int create_queue_cpsch(struct device_queue_manager *dqm, struct queue *q, if (q->properties.type == KFD_QUEUE_TYPE_SDMA) select_sdma_engine_id(q); - mqd = dqm->ops.get_mqd_manager(dqm, + mqd = dqm->ops->get_mqd_manager(dqm, get_mqd_type_from_queue_type(q->properties.type)); if (mqd == NULL) { @@ -887,7 +887,7 @@ static int create_queue_cpsch(struct device_queue_manager *dqm, struct queue *q, return -ENOMEM; } - dqm->ops_asic_specific.init_sdma_vm(dqm, q, qpd); + dqm->ops_asic_specific->init_sdma_vm(dqm, q, qpd); retval = mqd->init_mqd(mqd, &q->mqd, &q->mqd_mem_obj, &q->gart_mqd_addr, &q->properties); if (retval != 0) @@ -1060,7 +1060,7 @@ static int destroy_queue_cpsch(struct device_queue_manager *dqm, } - mqd = dqm->ops.get_mqd_manager(dqm, + mqd = dqm->ops->get_mqd_manager(dqm, get_mqd_type_from_queue_type(q->properties.type)); if (!mqd) { retval = -ENOMEM; @@ -1149,7 +1149,7 @@ static bool set_cache_memory_policy(struct device_queue_manager *dqm, qpd->sh_mem_ape1_limit = limit >> 16; } - retval = dqm->ops_asic_specific.set_cache_memory_policy( + retval = dqm->ops_asic_specific->set_cache_memory_policy( dqm, qpd, default_policy, @@ -1172,6 +1172,36 @@ out: return false; } +static const struct device_queue_manager_ops cp_dqm_ops = { + .create_queue = create_queue_cpsch, + .initialize = initialize_cpsch, + .start = start_cpsch, + .stop = stop_cpsch, + .destroy_queue = destroy_queue_cpsch, + .update_queue = update_queue, + .get_mqd_manager = get_mqd_manager_nocpsch, + .register_process = register_process_nocpsch, + .unregister_process = unregister_process_nocpsch, + .uninitialize = uninitialize_nocpsch, + .create_kernel_queue = create_kernel_queue_cpsch, + .destroy_kernel_queue = destroy_kernel_queue_cpsch, + .set_cache_memory_policy = set_cache_memory_policy, +}; + +static const struct device_queue_manager_ops no_cp_dqm_ops = { + .start = start_nocpsch, + .stop = stop_nocpsch, + .create_queue = create_queue_nocpsch, + .destroy_queue = destroy_queue_nocpsch, + .update_queue = update_queue, + .get_mqd_manager = get_mqd_manager_nocpsch, + .register_process = register_process_nocpsch, + .unregister_process = unregister_process_nocpsch, + .initialize = initialize_nocpsch, + .uninitialize = uninitialize_nocpsch, + .set_cache_memory_policy = set_cache_memory_policy, +}; + struct device_queue_manager *device_queue_manager_init(struct kfd_dev *dev) { struct device_queue_manager *dqm; @@ -1189,33 +1219,11 @@ struct device_queue_manager *device_queue_manager_init(struct kfd_dev *dev) case KFD_SCHED_POLICY_HWS: case KFD_SCHED_POLICY_HWS_NO_OVERSUBSCRIPTION: /* initialize dqm for cp scheduling */ - dqm->ops.create_queue = create_queue_cpsch; - dqm->ops.initialize = initialize_cpsch; - dqm->ops.start = start_cpsch; - dqm->ops.stop = stop_cpsch; - dqm->ops.destroy_queue = destroy_queue_cpsch; - dqm->ops.update_queue = update_queue; - dqm->ops.get_mqd_manager = get_mqd_manager_nocpsch; - dqm->ops.register_process = register_process_nocpsch; - dqm->ops.unregister_process = unregister_process_nocpsch; - dqm->ops.uninitialize = uninitialize_nocpsch; - dqm->ops.create_kernel_queue = create_kernel_queue_cpsch; - dqm->ops.destroy_kernel_queue = destroy_kernel_queue_cpsch; - dqm->ops.set_cache_memory_policy = set_cache_memory_policy; + dqm->ops = &cp_dqm_ops; break; case KFD_SCHED_POLICY_NO_HWS: /* initialize dqm for no cp scheduling */ - dqm->ops.start = start_nocpsch; - dqm->ops.stop = stop_nocpsch; - dqm->ops.create_queue = create_queue_nocpsch; - dqm->ops.destroy_queue = destroy_queue_nocpsch; - dqm->ops.update_queue = update_queue; - dqm->ops.get_mqd_manager = get_mqd_manager_nocpsch; - dqm->ops.register_process = register_process_nocpsch; - dqm->ops.unregister_process = unregister_process_nocpsch; - dqm->ops.initialize = initialize_nocpsch; - dqm->ops.uninitialize = uninitialize_nocpsch; - dqm->ops.set_cache_memory_policy = set_cache_memory_policy; + dqm->ops = &no_cp_dqm_ops; break; default: BUG(); @@ -1224,15 +1232,15 @@ struct device_queue_manager *device_queue_manager_init(struct kfd_dev *dev) switch (dev->device_info->asic_family) { case CHIP_CARRIZO: - device_queue_manager_init_vi(&dqm->ops_asic_specific); + device_queue_manager_init_vi(dqm); break; case CHIP_KAVERI: - device_queue_manager_init_cik(&dqm->ops_asic_specific); + device_queue_manager_init_cik(dqm); break; } - if (dqm->ops.initialize(dqm) != 0) { + if (dqm->ops->initialize(dqm) != 0) { kfree(dqm); return NULL; } @@ -1244,6 +1252,6 @@ void device_queue_manager_uninit(struct device_queue_manager *dqm) { BUG_ON(!dqm); - dqm->ops.uninitialize(dqm); + dqm->ops->uninitialize(dqm); kfree(dqm); } diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h index ec4036a..a7800c0 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h @@ -154,8 +154,8 @@ struct device_queue_manager_asic_ops { */ struct device_queue_manager { - struct device_queue_manager_ops ops; - struct device_queue_manager_asic_ops ops_asic_specific; + const struct device_queue_manager_ops *ops; + const struct device_queue_manager_asic_ops *ops_asic_specific; struct mqd_manager *mqds[KFD_MQD_TYPE_MAX]; struct packet_manager packets; @@ -178,8 +178,8 @@ struct device_queue_manager { bool active_runlist; }; -void device_queue_manager_init_cik(struct device_queue_manager_asic_ops *ops); -void device_queue_manager_init_vi(struct device_queue_manager_asic_ops *ops); +void device_queue_manager_init_cik(struct device_queue_manager *dqm); +void device_queue_manager_init_vi(struct device_queue_manager *dqm); void program_sh_mem_settings(struct device_queue_manager *dqm, struct qcm_process_device *qpd); int init_pipelines(struct device_queue_manager *dqm, diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_cik.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_cik.c index c6f435a..34fb247 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_cik.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_cik.c @@ -37,12 +37,16 @@ static int initialize_cpsch_cik(struct device_queue_manager *dqm); static void init_sdma_vm(struct device_queue_manager *dqm, struct queue *q, struct qcm_process_device *qpd); -void device_queue_manager_init_cik(struct device_queue_manager_asic_ops *ops) +static const struct device_queue_manager_asic_ops cik_dqm_asic_ops = { + .set_cache_memory_policy = set_cache_memory_policy_cik, + .register_process = register_process_cik, + .initialize = initialize_cpsch_cik, + .init_sdma_vm = init_sdma_vm, +}; + +void device_queue_manager_init_cik(struct device_queue_manager *dqm) { - ops->set_cache_memory_policy = set_cache_memory_policy_cik; - ops->register_process = register_process_cik; - ops->initialize = initialize_cpsch_cik; - ops->init_sdma_vm = init_sdma_vm; + dqm->ops_asic_specific = &cik_dqm_asic_ops; } static uint32_t compute_sh_mem_bases_64bit(unsigned int top_address_nybble) diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_vi.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_vi.c index 7e9cae9..fbe7ba5 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_vi.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager_vi.c @@ -39,12 +39,16 @@ static int initialize_cpsch_vi(struct device_queue_manager *dqm); static void init_sdma_vm(struct device_queue_manager *dqm, struct queue *q, struct qcm_process_device *qpd); -void device_queue_manager_init_vi(struct device_queue_manager_asic_ops *ops) +static const struct device_queue_manager_asic_ops vi_dqm_asic_ops = { + .set_cache_memory_policy = set_cache_memory_policy_vi, + .register_process = register_process_vi, + .initialize = initialize_cpsch_vi, + .init_sdma_vm = init_sdma_vm, +}; + +void device_queue_manager_init_vi(struct device_queue_manager *dqm) { - ops->set_cache_memory_policy = set_cache_memory_policy_vi; - ops->register_process = register_process_vi; - ops->initialize = initialize_cpsch_vi; - ops->init_sdma_vm = init_sdma_vm; + dqm->ops_asic_specific = &vi_dqm_asic_ops; } static uint32_t compute_sh_mem_bases_64bit(unsigned int top_address_nybble) diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_interrupt.c b/drivers/gpu/drm/amd/amdkfd/kfd_interrupt.c index 7f134aa..cd34d4a 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_interrupt.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_interrupt.c @@ -50,8 +50,8 @@ static void interrupt_wq(struct work_struct *); int kfd_interrupt_init(struct kfd_dev *kfd) { - void *interrupt_ring = kmalloc_array(KFD_INTERRUPT_RING_SIZE, - kfd->device_info->ih_ring_entry_size, + void *interrupt_ring = kmalloc_array(kfd->device_info->ih_ring_entry_size, + KFD_INTERRUPT_RING_SIZE, GFP_KERNEL); if (!interrupt_ring) return -ENOMEM; diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c index 8fa8941..5ae07df 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c @@ -56,7 +56,7 @@ static bool initialize(struct kernel_queue *kq, struct kfd_dev *dev, switch (type) { case KFD_QUEUE_TYPE_DIQ: case KFD_QUEUE_TYPE_HIQ: - kq->mqd = dev->dqm->ops.get_mqd_manager(dev->dqm, + kq->mqd = dev->dqm->ops->get_mqd_manager(dev->dqm, KFD_MQD_TYPE_HIQ); break; default: diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h index 5940531..a75b0e5 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h @@ -62,7 +62,7 @@ struct kernel_queue_ops { void (*submit_packet)(struct kernel_queue *kq); void (*rollback_packet)(struct kernel_queue *kq); -}; +} __no_const; struct kernel_queue { struct kernel_queue_ops ops; diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c index 7b69070..d7bd78b 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c @@ -194,7 +194,7 @@ int pqm_create_queue(struct process_queue_manager *pqm, if (list_empty(&pqm->queues)) { pdd->qpd.pqm = pqm; - dev->dqm->ops.register_process(dev->dqm, &pdd->qpd); + dev->dqm->ops->register_process(dev->dqm, &pdd->qpd); } pqn = kzalloc(sizeof(struct process_queue_node), GFP_KERNEL); @@ -220,7 +220,7 @@ int pqm_create_queue(struct process_queue_manager *pqm, goto err_create_queue; pqn->q = q; pqn->kq = NULL; - retval = dev->dqm->ops.create_queue(dev->dqm, q, &pdd->qpd, + retval = dev->dqm->ops->create_queue(dev->dqm, q, &pdd->qpd, &q->properties.vmid); pr_debug("DQM returned %d for create_queue\n", retval); print_queue(q); @@ -234,7 +234,7 @@ int pqm_create_queue(struct process_queue_manager *pqm, kq->queue->properties.queue_id = *qid; pqn->kq = kq; pqn->q = NULL; - retval = dev->dqm->ops.create_kernel_queue(dev->dqm, + retval = dev->dqm->ops->create_kernel_queue(dev->dqm, kq, &pdd->qpd); break; default: @@ -265,7 +265,7 @@ err_allocate_pqn: /* check if queues list is empty unregister process from device */ clear_bit(*qid, pqm->queue_slot_bitmap); if (list_empty(&pqm->queues)) - dev->dqm->ops.unregister_process(dev->dqm, &pdd->qpd); + dev->dqm->ops->unregister_process(dev->dqm, &pdd->qpd); return retval; } @@ -306,13 +306,13 @@ int pqm_destroy_queue(struct process_queue_manager *pqm, unsigned int qid) if (pqn->kq) { /* destroy kernel queue (DIQ) */ dqm = pqn->kq->dev->dqm; - dqm->ops.destroy_kernel_queue(dqm, pqn->kq, &pdd->qpd); + dqm->ops->destroy_kernel_queue(dqm, pqn->kq, &pdd->qpd); kernel_queue_uninit(pqn->kq); } if (pqn->q) { dqm = pqn->q->device->dqm; - retval = dqm->ops.destroy_queue(dqm, &pdd->qpd, pqn->q); + retval = dqm->ops->destroy_queue(dqm, &pdd->qpd, pqn->q); if (retval != 0) return retval; @@ -324,7 +324,7 @@ int pqm_destroy_queue(struct process_queue_manager *pqm, unsigned int qid) clear_bit(qid, pqm->queue_slot_bitmap); if (list_empty(&pqm->queues)) - dqm->ops.unregister_process(dqm, &pdd->qpd); + dqm->ops->unregister_process(dqm, &pdd->qpd); return retval; } @@ -349,7 +349,7 @@ int pqm_update_queue(struct process_queue_manager *pqm, unsigned int qid, pqn->q->properties.queue_percent = p->queue_percent; pqn->q->properties.priority = p->priority; - retval = pqn->q->device->dqm->ops.update_queue(pqn->q->device->dqm, + retval = pqn->q->device->dqm->ops->update_queue(pqn->q->device->dqm, pqn->q); if (retval != 0) return retval; diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 8328e70..fbd9db2 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -4058,7 +4058,7 @@ int drm_mode_getproperty_ioctl(struct drm_device *dev, goto done; } - if (copy_to_user(&enum_ptr[copied].name, + if (copy_to_user(enum_ptr[copied].name, &prop_enum->name, DRM_PROP_NAME_LEN)) { ret = -EFAULT; goto done; diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c index 53d09a1..b55a078 100644 --- a/drivers/gpu/drm/drm_drv.c +++ b/drivers/gpu/drm/drm_drv.c @@ -433,7 +433,7 @@ void drm_unplug_dev(struct drm_device *dev) drm_device_set_unplugged(dev); - if (dev->open_count == 0) { + if (local_read(&dev->open_count) == 0) { drm_put_dev(dev); } mutex_unlock(&drm_global_mutex); diff --git a/drivers/gpu/drm/drm_fops.c b/drivers/gpu/drm/drm_fops.c index c59ce4d..056d413 100644 --- a/drivers/gpu/drm/drm_fops.c +++ b/drivers/gpu/drm/drm_fops.c @@ -89,7 +89,7 @@ int drm_open(struct inode *inode, struct file *filp) return PTR_ERR(minor); dev = minor->dev; - if (!dev->open_count++) + if (local_inc_return(&dev->open_count) == 1) need_setup = 1; /* share address_space across all char-devs of a single device */ @@ -106,7 +106,7 @@ int drm_open(struct inode *inode, struct file *filp) return 0; err_undo: - dev->open_count--; + local_dec(&dev->open_count); drm_minor_release(minor); return retcode; } @@ -377,7 +377,7 @@ int drm_release(struct inode *inode, struct file *filp) mutex_lock(&drm_global_mutex); - DRM_DEBUG("open_count = %d\n", dev->open_count); + DRM_DEBUG("open_count = %ld\n", local_read(&dev->open_count)); mutex_lock(&dev->struct_mutex); list_del(&file_priv->lhead); @@ -392,10 +392,10 @@ int drm_release(struct inode *inode, struct file *filp) * Begin inline drm_release */ - DRM_DEBUG("pid = %d, device = 0x%lx, open_count = %d\n", + DRM_DEBUG("pid = %d, device = 0x%lx, open_count = %ld\n", task_pid_nr(current), (long)old_encode_dev(file_priv->minor->kdev->devt), - dev->open_count); + local_read(&dev->open_count)); /* if the master has gone away we can't do anything with the lock */ if (file_priv->minor->master) @@ -465,7 +465,7 @@ int drm_release(struct inode *inode, struct file *filp) * End inline drm_release */ - if (!--dev->open_count) { + if (local_dec_and_test(&dev->open_count)) { retcode = drm_lastclose(dev); if (drm_device_is_unplugged(dev)) drm_put_dev(dev); diff --git a/drivers/gpu/drm/drm_global.c b/drivers/gpu/drm/drm_global.c index 3d2e91c..d31c4c9 100644 --- a/drivers/gpu/drm/drm_global.c +++ b/drivers/gpu/drm/drm_global.c @@ -36,7 +36,7 @@ struct drm_global_item { struct mutex mutex; void *object; - int refcount; + atomic_t refcount; }; static struct drm_global_item glob[DRM_GLOBAL_NUM]; @@ -49,7 +49,7 @@ void drm_global_init(void) struct drm_global_item *item = &glob[i]; mutex_init(&item->mutex); item->object = NULL; - item->refcount = 0; + atomic_set(&item->refcount, 0); } } @@ -59,7 +59,7 @@ void drm_global_release(void) for (i = 0; i < DRM_GLOBAL_NUM; ++i) { struct drm_global_item *item = &glob[i]; BUG_ON(item->object != NULL); - BUG_ON(item->refcount != 0); + BUG_ON(atomic_read(&item->refcount) != 0); } } @@ -69,7 +69,7 @@ int drm_global_item_ref(struct drm_global_reference *ref) struct drm_global_item *item = &glob[ref->global_type]; mutex_lock(&item->mutex); - if (item->refcount == 0) { + if (atomic_read(&item->refcount) == 0) { item->object = kzalloc(ref->size, GFP_KERNEL); if (unlikely(item->object == NULL)) { ret = -ENOMEM; @@ -82,7 +82,7 @@ int drm_global_item_ref(struct drm_global_reference *ref) goto out_err; } - ++item->refcount; + atomic_inc(&item->refcount); ref->object = item->object; mutex_unlock(&item->mutex); return 0; @@ -98,9 +98,9 @@ void drm_global_item_unref(struct drm_global_reference *ref) struct drm_global_item *item = &glob[ref->global_type]; mutex_lock(&item->mutex); - BUG_ON(item->refcount == 0); + BUG_ON(atomic_read(&item->refcount) == 0); BUG_ON(ref->object != item->object); - if (--item->refcount == 0) { + if (atomic_dec_and_test(&item->refcount)) { ref->release(ref); item->object = NULL; } diff --git a/drivers/gpu/drm/drm_info.c b/drivers/gpu/drm/drm_info.c index cbb4fc0..5c756cb9 100644 --- a/drivers/gpu/drm/drm_info.c +++ b/drivers/gpu/drm/drm_info.c @@ -77,10 +77,13 @@ int drm_vm_info(struct seq_file *m, void *data) struct drm_local_map *map; struct drm_map_list *r_list; - /* Hardcoded from _DRM_FRAME_BUFFER, - _DRM_REGISTERS, _DRM_SHM, _DRM_AGP, and - _DRM_SCATTER_GATHER and _DRM_CONSISTENT */ - const char *types[] = { "FB", "REG", "SHM", "AGP", "SG", "PCI" }; + static const char * const types[] = { + [_DRM_FRAME_BUFFER] = "FB", + [_DRM_REGISTERS] = "REG", + [_DRM_SHM] = "SHM", + [_DRM_AGP] = "AGP", + [_DRM_SCATTER_GATHER] = "SG", + [_DRM_CONSISTENT] = "PCI"}; const char *type; int i; @@ -91,7 +94,7 @@ int drm_vm_info(struct seq_file *m, void *data) map = r_list->map; if (!map) continue; - if (map->type < 0 || map->type > 5) + if (map->type >= ARRAY_SIZE(types)) type = "??"; else type = types[map->type]; diff --git a/drivers/gpu/drm/drm_ioc32.c b/drivers/gpu/drm/drm_ioc32.c index ddfa601..be1def0 100644 --- a/drivers/gpu/drm/drm_ioc32.c +++ b/drivers/gpu/drm/drm_ioc32.c @@ -458,7 +458,7 @@ static int compat_drm_infobufs(struct file *file, unsigned int cmd, request = compat_alloc_user_space(nbytes); if (!request) return -EFAULT; - list = (struct drm_buf_desc *) (request + 1); + list = (struct drm_buf_desc __user *) (request + 1); if (__put_user(count, &request->count) || __put_user(list, &request->list)) @@ -519,7 +519,7 @@ static int compat_drm_mapbufs(struct file *file, unsigned int cmd, request = compat_alloc_user_space(nbytes); if (!request) return -EFAULT; - list = (struct drm_buf_pub *) (request + 1); + list = (struct drm_buf_pub __user *) (request + 1); if (__put_user(count, &request->count) || __put_user(list, &request->list)) @@ -1072,7 +1072,7 @@ static int compat_drm_mode_addfb2(struct file *file, unsigned int cmd, return 0; } -static drm_ioctl_compat_t *drm_compat_ioctls[] = { +static drm_ioctl_compat_t drm_compat_ioctls[] = { [DRM_IOCTL_NR(DRM_IOCTL_VERSION32)] = compat_drm_version, [DRM_IOCTL_NR(DRM_IOCTL_GET_UNIQUE32)] = compat_drm_getunique, [DRM_IOCTL_NR(DRM_IOCTL_GET_MAP32)] = compat_drm_getmap, @@ -1119,7 +1119,6 @@ static drm_ioctl_compat_t *drm_compat_ioctls[] = { long drm_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) { unsigned int nr = DRM_IOCTL_NR(cmd); - drm_ioctl_compat_t *fn; int ret; /* Assume that ioctls without an explicit compat routine will just @@ -1129,10 +1128,8 @@ long drm_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) if (nr >= ARRAY_SIZE(drm_compat_ioctls)) return drm_ioctl(filp, cmd, arg); - fn = drm_compat_ioctls[nr]; - - if (fn != NULL) - ret = (*fn) (filp, cmd, arg); + if (drm_compat_ioctls[nr] != NULL) + ret = (*drm_compat_ioctls[nr]) (filp, cmd, arg); else ret = drm_ioctl(filp, cmd, arg); diff --git a/drivers/gpu/drm/drm_ioctl.c b/drivers/gpu/drm/drm_ioctl.c index d93e737..edb8a4a 100644 --- a/drivers/gpu/drm/drm_ioctl.c +++ b/drivers/gpu/drm/drm_ioctl.c @@ -652,7 +652,7 @@ long drm_ioctl(struct file *filp, struct drm_file *file_priv = filp->private_data; struct drm_device *dev; const struct drm_ioctl_desc *ioctl = NULL; - drm_ioctl_t *func; + drm_ioctl_no_const_t func; unsigned int nr = DRM_IOCTL_NR(cmd); int retcode = -EINVAL; char stack_kdata[128]; diff --git a/drivers/gpu/drm/gma500/mdfld_dsi_dpi.c b/drivers/gpu/drm/gma500/mdfld_dsi_dpi.c index d4813e0..6c1ab4d 100644 --- a/drivers/gpu/drm/gma500/mdfld_dsi_dpi.c +++ b/drivers/gpu/drm/gma500/mdfld_dsi_dpi.c @@ -825,10 +825,16 @@ void mdfld_dsi_dpi_mode_set(struct drm_encoder *encoder, u32 pipeconf_reg = PIPEACONF; u32 dspcntr_reg = DSPACNTR; - u32 pipeconf = dev_priv->pipeconf[pipe]; - u32 dspcntr = dev_priv->dspcntr[pipe]; + u32 pipeconf; + u32 dspcntr; u32 mipi = MIPI_PORT_EN | PASS_FROM_SPHY_TO_AFE | SEL_FLOPPED_HSTX; + if (pipe == -1) + return; + + pipeconf = dev_priv->pipeconf[pipe]; + dspcntr = dev_priv->dspcntr[pipe]; + if (pipe) { pipeconf_reg = PIPECCONF; dspcntr_reg = DSPCCNTR; diff --git a/drivers/gpu/drm/i810/i810_drv.h b/drivers/gpu/drm/i810/i810_drv.h index 93ec5dc..82acbaf 100644 --- a/drivers/gpu/drm/i810/i810_drv.h +++ b/drivers/gpu/drm/i810/i810_drv.h @@ -110,8 +110,8 @@ typedef struct drm_i810_private { int page_flipping; wait_queue_head_t irq_queue; - atomic_t irq_received; - atomic_t irq_emitted; + atomic_unchecked_t irq_received; + atomic_unchecked_t irq_emitted; int front_offset; } drm_i810_private_t; diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c index ab37d11..df030da 100644 --- a/drivers/gpu/drm/i915/i915_dma.c +++ b/drivers/gpu/drm/i915/i915_dma.c @@ -383,7 +383,7 @@ static bool i915_switcheroo_can_switch(struct pci_dev *pdev) * locking inversion with the driver load path. And the access here is * completely racy anyway. So don't bother with locking for now. */ - return dev->open_count == 0; + return local_read(&dev->open_count) == 0; } static const struct vga_switcheroo_client_ops i915_switcheroo_ops = { diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index a953d49..bf179e7 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -940,12 +940,12 @@ i915_gem_check_execbuffer(struct drm_i915_gem_execbuffer2 *exec) static int validate_exec_list(struct drm_device *dev, struct drm_i915_gem_exec_object2 *exec, - int count) + unsigned int count) { unsigned relocs_total = 0; unsigned relocs_max = UINT_MAX / sizeof(struct drm_i915_gem_relocation_entry); unsigned invalid_flags; - int i; + unsigned int i; invalid_flags = __EXEC_OBJECT_UNKNOWN_FLAGS; if (USES_FULL_PPGTT(dev)) diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 96054a5..bdd1955 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -2408,8 +2408,8 @@ static void chv_setup_private_ppat(struct drm_i915_private *dev_priv) static int gen8_gmch_probe(struct drm_device *dev, u64 *gtt_total, - size_t *stolen, - phys_addr_t *mappable_base, + u64 *stolen, + u64 *mappable_base, u64 *mappable_end) { struct drm_i915_private *dev_priv = dev->dev_private; @@ -2456,8 +2456,8 @@ static int gen8_gmch_probe(struct drm_device *dev, static int gen6_gmch_probe(struct drm_device *dev, u64 *gtt_total, - size_t *stolen, - phys_addr_t *mappable_base, + u64 *stolen, + u64 *mappable_base, u64 *mappable_end) { struct drm_i915_private *dev_priv = dev->dev_private; @@ -2507,8 +2507,8 @@ static void gen6_gmch_remove(struct i915_address_space *vm) static int i915_gmch_probe(struct drm_device *dev, u64 *gtt_total, - size_t *stolen, - phys_addr_t *mappable_base, + u64 *stolen, + u64 *mappable_base, u64 *mappable_end) { struct drm_i915_private *dev_priv = dev->dev_private; @@ -2576,8 +2576,8 @@ int i915_gem_gtt_init(struct drm_device *dev) /* GMADR is the PCI mmio aperture into the global GTT. */ DRM_INFO("Memory usable by graphics device = %lluM\n", gtt->base.total >> 20); - DRM_DEBUG_DRIVER("GMADR size = %lldM\n", gtt->mappable_end >> 20); - DRM_DEBUG_DRIVER("GTT stolen size = %zdM\n", gtt->stolen_size >> 20); + DRM_DEBUG_DRIVER("GMADR size = %lluM\n", gtt->mappable_end >> 20); + DRM_DEBUG_DRIVER("GTT stolen size = %lluM\n", gtt->stolen_size >> 20); #ifdef CONFIG_INTEL_IOMMU if (intel_iommu_gfx_mapped) DRM_INFO("VT-d active for gfx access\n"); diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h index e1cfa29..0092778 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.h +++ b/drivers/gpu/drm/i915/i915_gem_gtt.h @@ -317,10 +317,10 @@ struct i915_address_space { struct i915_gtt { struct i915_address_space base; - size_t stolen_size; /* Total size of stolen memory */ + u64 stolen_size; /* Total size of stolen memory */ u64 mappable_end; /* End offset that we can CPU map */ struct io_mapping *mappable; /* Mapping to our CPU mappable region */ - phys_addr_t mappable_base; /* PA of our GMADR */ + u64 mappable_base; /* PA of our GMADR */ /** "Graphics Stolen Memory" holds the global PTEs */ void __iomem *gsm; @@ -331,7 +331,7 @@ struct i915_gtt { /* global gtt ops */ int (*gtt_probe)(struct drm_device *dev, u64 *gtt_total, - size_t *stolen, phys_addr_t *mappable_base, + u64 *stolen, u64 *mappable_base, u64 *mappable_end); }; diff --git a/drivers/gpu/drm/i915/i915_ioc32.c b/drivers/gpu/drm/i915/i915_ioc32.c index 97f3a56..32c712e 100644 --- a/drivers/gpu/drm/i915/i915_ioc32.c +++ b/drivers/gpu/drm/i915/i915_ioc32.c @@ -65,7 +65,7 @@ static int compat_i915_getparam(struct file *file, unsigned int cmd, (unsigned long)request); } -static drm_ioctl_compat_t *i915_compat_ioctls[] = { +static drm_ioctl_compat_t i915_compat_ioctls[] = { [DRM_I915_GETPARAM] = compat_i915_getparam, }; @@ -81,17 +81,13 @@ static drm_ioctl_compat_t *i915_compat_ioctls[] = { long i915_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) { unsigned int nr = DRM_IOCTL_NR(cmd); - drm_ioctl_compat_t *fn = NULL; int ret; if (nr < DRM_COMMAND_BASE || nr >= DRM_COMMAND_END) return drm_compat_ioctl(filp, cmd, arg); - if (nr < DRM_COMMAND_BASE + ARRAY_SIZE(i915_compat_ioctls)) - fn = i915_compat_ioctls[nr - DRM_COMMAND_BASE]; - - if (fn != NULL) - ret = (*fn) (filp, cmd, arg); + if (nr < DRM_COMMAND_BASE + ARRAY_SIZE(i915_compat_ioctls) && i915_compat_ioctls[nr - DRM_COMMAND_BASE]) + ret = (*i915_compat_ioctls[nr - DRM_COMMAND_BASE])(filp, cmd, arg); else ret = drm_ioctl(filp, cmd, arg); diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index b2270d5..e5c48fe 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -14594,13 +14594,13 @@ struct intel_quirk { int subsystem_vendor; int subsystem_device; void (*hook)(struct drm_device *dev); -}; +} __do_const; /* For systems that don't have a meaningful PCI subdevice/subvendor ID */ struct intel_dmi_quirk { void (*hook)(struct drm_device *dev); const struct dmi_system_id (*dmi_id_list)[]; -}; +} __do_const; static int intel_dmi_reverse_brightness(const struct dmi_system_id *id) { @@ -14608,18 +14608,20 @@ static int intel_dmi_reverse_brightness(const struct dmi_system_id *id) return 1; } -static const struct intel_dmi_quirk intel_dmi_quirks[] = { +static const struct dmi_system_id intel_dmi_quirks_table[] = { { - .dmi_id_list = &(const struct dmi_system_id[]) { - { - .callback = intel_dmi_reverse_brightness, - .ident = "NCR Corporation", - .matches = {DMI_MATCH(DMI_SYS_VENDOR, "NCR Corporation"), - DMI_MATCH(DMI_PRODUCT_NAME, ""), - }, - }, - { } /* terminating entry */ + .callback = intel_dmi_reverse_brightness, + .ident = "NCR Corporation", + .matches = {DMI_MATCH(DMI_SYS_VENDOR, "NCR Corporation"), + DMI_MATCH(DMI_PRODUCT_NAME, ""), }, + }, + { } /* terminating entry */ +}; + +static const struct intel_dmi_quirk intel_dmi_quirks[] = { + { + .dmi_id_list = &intel_dmi_quirks_table, .hook = quirk_invert_brightness, }, }; diff --git a/drivers/gpu/drm/imx/imx-drm-core.c b/drivers/gpu/drm/imx/imx-drm-core.c index 74f505b..21f6914 100644 --- a/drivers/gpu/drm/imx/imx-drm-core.c +++ b/drivers/gpu/drm/imx/imx-drm-core.c @@ -355,7 +355,7 @@ int imx_drm_add_crtc(struct drm_device *drm, struct drm_crtc *crtc, if (imxdrm->pipes >= MAX_CRTC) return -EINVAL; - if (imxdrm->drm->open_count) + if (local_read(&imxdrm->drm->open_count)) return -EBUSY; imx_drm_crtc = kzalloc(sizeof(*imx_drm_crtc), GFP_KERNEL); diff --git a/drivers/gpu/drm/mga/mga_drv.h b/drivers/gpu/drm/mga/mga_drv.h index b4a20149..219ab78 100644 --- a/drivers/gpu/drm/mga/mga_drv.h +++ b/drivers/gpu/drm/mga/mga_drv.h @@ -122,9 +122,9 @@ typedef struct drm_mga_private { u32 clear_cmd; u32 maccess; - atomic_t vbl_received; /**< Number of vblanks received. */ + atomic_unchecked_t vbl_received; /**< Number of vblanks received. */ wait_queue_head_t fence_queue; - atomic_t last_fence_retired; + atomic_unchecked_t last_fence_retired; u32 next_fence_to_post; unsigned int fb_cpp; diff --git a/drivers/gpu/drm/mga/mga_ioc32.c b/drivers/gpu/drm/mga/mga_ioc32.c index 729bfd5..14bae78 100644 --- a/drivers/gpu/drm/mga/mga_ioc32.c +++ b/drivers/gpu/drm/mga/mga_ioc32.c @@ -190,7 +190,7 @@ static int compat_mga_dma_bootstrap(struct file *file, unsigned int cmd, return 0; } -drm_ioctl_compat_t *mga_compat_ioctls[] = { +drm_ioctl_compat_t mga_compat_ioctls[] = { [DRM_MGA_INIT] = compat_mga_init, [DRM_MGA_GETPARAM] = compat_mga_getparam, [DRM_MGA_DMA_BOOTSTRAP] = compat_mga_dma_bootstrap, @@ -208,17 +208,13 @@ drm_ioctl_compat_t *mga_compat_ioctls[] = { long mga_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) { unsigned int nr = DRM_IOCTL_NR(cmd); - drm_ioctl_compat_t *fn = NULL; int ret; if (nr < DRM_COMMAND_BASE) return drm_compat_ioctl(filp, cmd, arg); - if (nr < DRM_COMMAND_BASE + ARRAY_SIZE(mga_compat_ioctls)) - fn = mga_compat_ioctls[nr - DRM_COMMAND_BASE]; - - if (fn != NULL) - ret = (*fn) (filp, cmd, arg); + if (nr < DRM_COMMAND_BASE + ARRAY_SIZE(mga_compat_ioctls) && mga_compat_ioctls[nr - DRM_COMMAND_BASE]) + ret = (*mga_compat_ioctls[nr - DRM_COMMAND_BASE]) (filp, cmd, arg); else ret = drm_ioctl(filp, cmd, arg); diff --git a/drivers/gpu/drm/mga/mga_irq.c b/drivers/gpu/drm/mga/mga_irq.c index 1b071b8..de8601a 100644 --- a/drivers/gpu/drm/mga/mga_irq.c +++ b/drivers/gpu/drm/mga/mga_irq.c @@ -43,7 +43,7 @@ u32 mga_get_vblank_counter(struct drm_device *dev, int crtc) if (crtc != 0) return 0; - return atomic_read(&dev_priv->vbl_received); + return atomic_read_unchecked(&dev_priv->vbl_received); } @@ -59,7 +59,7 @@ irqreturn_t mga_driver_irq_handler(int irq, void *arg) /* VBLANK interrupt */ if (status & MGA_VLINEPEN) { MGA_WRITE(MGA_ICLEAR, MGA_VLINEICLR); - atomic_inc(&dev_priv->vbl_received); + atomic_inc_unchecked(&dev_priv->vbl_received); drm_handle_vblank(dev, 0); handled = 1; } @@ -78,7 +78,7 @@ irqreturn_t mga_driver_irq_handler(int irq, void *arg) if ((prim_start & ~0x03) != (prim_end & ~0x03)) MGA_WRITE(MGA_PRIMEND, prim_end); - atomic_inc(&dev_priv->last_fence_retired); + atomic_inc_unchecked(&dev_priv->last_fence_retired); wake_up(&dev_priv->fence_queue); handled = 1; } @@ -129,7 +129,7 @@ int mga_driver_fence_wait(struct drm_device *dev, unsigned int *sequence) * using fences. */ DRM_WAIT_ON(ret, dev_priv->fence_queue, 3 * HZ, - (((cur_fence = atomic_read(&dev_priv->last_fence_retired)) + (((cur_fence = atomic_read_unchecked(&dev_priv->last_fence_retired)) - *sequence) <= (1 << 23))); *sequence = cur_fence; diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c index 4dca65a..3486961 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bios.c +++ b/drivers/gpu/drm/nouveau/nouveau_bios.c @@ -964,7 +964,7 @@ static int parse_bit_tmds_tbl_entry(struct drm_device *dev, struct nvbios *bios, struct bit_table { const char id; int (* const parse_fn)(struct drm_device *, struct nvbios *, struct bit_entry *); -}; +} __no_const; #define BIT_TABLE(id, funcid) ((struct bit_table){ id, parse_bit_##funcid##_tbl_entry }) diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.h b/drivers/gpu/drm/nouveau/nouveau_drm.h index 3c902c2..1b2d658 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drm.h +++ b/drivers/gpu/drm/nouveau/nouveau_drm.h @@ -125,7 +125,6 @@ struct nouveau_drm { struct drm_global_reference mem_global_ref; struct ttm_bo_global_ref bo_global_ref; struct ttm_bo_device bdev; - atomic_t validate_sequence; int (*move)(struct nouveau_channel *, struct ttm_buffer_object *, struct ttm_mem_reg *, struct ttm_mem_reg *); diff --git a/drivers/gpu/drm/nouveau/nouveau_ioc32.c b/drivers/gpu/drm/nouveau/nouveau_ioc32.c index 462679a..88e32a7 100644 --- a/drivers/gpu/drm/nouveau/nouveau_ioc32.c +++ b/drivers/gpu/drm/nouveau/nouveau_ioc32.c @@ -50,7 +50,7 @@ long nouveau_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) { unsigned int nr = DRM_IOCTL_NR(cmd); - drm_ioctl_compat_t *fn = NULL; + drm_ioctl_compat_t fn = NULL; int ret; if (nr < DRM_COMMAND_BASE) diff --git a/drivers/gpu/drm/nouveau/nouveau_ttm.c b/drivers/gpu/drm/nouveau/nouveau_ttm.c index 3f0fb55..ad5fa4a 100644 --- a/drivers/gpu/drm/nouveau/nouveau_ttm.c +++ b/drivers/gpu/drm/nouveau/nouveau_ttm.c @@ -104,10 +104,10 @@ nouveau_vram_manager_new(struct ttm_mem_type_manager *man, } const struct ttm_mem_type_manager_func nouveau_vram_manager = { - nouveau_vram_manager_init, - nouveau_vram_manager_fini, - nouveau_vram_manager_new, - nouveau_vram_manager_del, + .init = nouveau_vram_manager_init, + .takedown = nouveau_vram_manager_fini, + .get_node = nouveau_vram_manager_new, + .put_node = nouveau_vram_manager_del, }; static int @@ -180,11 +180,11 @@ nouveau_gart_manager_debug(struct ttm_mem_type_manager *man, const char *prefix) } const struct ttm_mem_type_manager_func nouveau_gart_manager = { - nouveau_gart_manager_init, - nouveau_gart_manager_fini, - nouveau_gart_manager_new, - nouveau_gart_manager_del, - nouveau_gart_manager_debug + .init = nouveau_gart_manager_init, + .takedown = nouveau_gart_manager_fini, + .get_node = nouveau_gart_manager_new, + .put_node = nouveau_gart_manager_del, + .debug = nouveau_gart_manager_debug }; /*XXX*/ @@ -253,11 +253,11 @@ nv04_gart_manager_debug(struct ttm_mem_type_manager *man, const char *prefix) } const struct ttm_mem_type_manager_func nv04_gart_manager = { - nv04_gart_manager_init, - nv04_gart_manager_fini, - nv04_gart_manager_new, - nv04_gart_manager_del, - nv04_gart_manager_debug + .init = nv04_gart_manager_init, + .takedown = nv04_gart_manager_fini, + .get_node = nv04_gart_manager_new, + .put_node = nv04_gart_manager_del, + .debug = nv04_gart_manager_debug }; int diff --git a/drivers/gpu/drm/nouveau/nouveau_vga.c b/drivers/gpu/drm/nouveau/nouveau_vga.c index af89c36..83ef136 100644 --- a/drivers/gpu/drm/nouveau/nouveau_vga.c +++ b/drivers/gpu/drm/nouveau/nouveau_vga.c @@ -73,7 +73,7 @@ nouveau_switcheroo_can_switch(struct pci_dev *pdev) * locking inversion with the driver load path. And the access here is * completely racy anyway. So don't bother with locking for now. */ - return dev->open_count == 0; + return local_read(&dev->open_count) == 0; } static const struct vga_switcheroo_client_ops diff --git a/drivers/gpu/drm/omapdrm/Makefile b/drivers/gpu/drm/omapdrm/Makefile index 778372b..4b81cb4 100644 --- a/drivers/gpu/drm/omapdrm/Makefile +++ b/drivers/gpu/drm/omapdrm/Makefile @@ -3,7 +3,7 @@ # Direct Rendering Infrastructure (DRI) # -ccflags-y := -Iinclude/drm -Werror +ccflags-y := -Iinclude/drm omapdrm-y := omap_drv.o \ omap_irq.o \ omap_debugfs.o \ diff --git a/drivers/gpu/drm/qxl/qxl_cmd.c b/drivers/gpu/drm/qxl/qxl_cmd.c index fdc1833..f307630 100644 --- a/drivers/gpu/drm/qxl/qxl_cmd.c +++ b/drivers/gpu/drm/qxl/qxl_cmd.c @@ -285,27 +285,27 @@ static int wait_for_io_cmd_user(struct qxl_device *qdev, uint8_t val, long port, int ret; mutex_lock(&qdev->async_io_mutex); - irq_num = atomic_read(&qdev->irq_received_io_cmd); + irq_num = atomic_read_unchecked(&qdev->irq_received_io_cmd); if (qdev->last_sent_io_cmd > irq_num) { if (intr) ret = wait_event_interruptible_timeout(qdev->io_cmd_event, - atomic_read(&qdev->irq_received_io_cmd) > irq_num, 5*HZ); + atomic_read_unchecked(&qdev->irq_received_io_cmd) > irq_num, 5*HZ); else ret = wait_event_timeout(qdev->io_cmd_event, - atomic_read(&qdev->irq_received_io_cmd) > irq_num, 5*HZ); + atomic_read_unchecked(&qdev->irq_received_io_cmd) > irq_num, 5*HZ); /* 0 is timeout, just bail the "hw" has gone away */ if (ret <= 0) goto out; - irq_num = atomic_read(&qdev->irq_received_io_cmd); + irq_num = atomic_read_unchecked(&qdev->irq_received_io_cmd); } outb(val, addr); qdev->last_sent_io_cmd = irq_num + 1; if (intr) ret = wait_event_interruptible_timeout(qdev->io_cmd_event, - atomic_read(&qdev->irq_received_io_cmd) > irq_num, 5*HZ); + atomic_read_unchecked(&qdev->irq_received_io_cmd) > irq_num, 5*HZ); else ret = wait_event_timeout(qdev->io_cmd_event, - atomic_read(&qdev->irq_received_io_cmd) > irq_num, 5*HZ); + atomic_read_unchecked(&qdev->irq_received_io_cmd) > irq_num, 5*HZ); out: if (ret > 0) ret = 0; diff --git a/drivers/gpu/drm/qxl/qxl_debugfs.c b/drivers/gpu/drm/qxl/qxl_debugfs.c index 6911b8c..89d6867 100644 --- a/drivers/gpu/drm/qxl/qxl_debugfs.c +++ b/drivers/gpu/drm/qxl/qxl_debugfs.c @@ -42,10 +42,10 @@ qxl_debugfs_irq_received(struct seq_file *m, void *data) struct drm_info_node *node = (struct drm_info_node *) m->private; struct qxl_device *qdev = node->minor->dev->dev_private; - seq_printf(m, "%d\n", atomic_read(&qdev->irq_received)); - seq_printf(m, "%d\n", atomic_read(&qdev->irq_received_display)); - seq_printf(m, "%d\n", atomic_read(&qdev->irq_received_cursor)); - seq_printf(m, "%d\n", atomic_read(&qdev->irq_received_io_cmd)); + seq_printf(m, "%d\n", atomic_read_unchecked(&qdev->irq_received)); + seq_printf(m, "%d\n", atomic_read_unchecked(&qdev->irq_received_display)); + seq_printf(m, "%d\n", atomic_read_unchecked(&qdev->irq_received_cursor)); + seq_printf(m, "%d\n", atomic_read_unchecked(&qdev->irq_received_io_cmd)); seq_printf(m, "%d\n", qdev->irq_received_error); return 0; } diff --git a/drivers/gpu/drm/qxl/qxl_drv.h b/drivers/gpu/drm/qxl/qxl_drv.h index 01a8694..584fb48 100644 --- a/drivers/gpu/drm/qxl/qxl_drv.h +++ b/drivers/gpu/drm/qxl/qxl_drv.h @@ -290,10 +290,10 @@ struct qxl_device { unsigned int last_sent_io_cmd; /* interrupt handling */ - atomic_t irq_received; - atomic_t irq_received_display; - atomic_t irq_received_cursor; - atomic_t irq_received_io_cmd; + atomic_unchecked_t irq_received; + atomic_unchecked_t irq_received_display; + atomic_unchecked_t irq_received_cursor; + atomic_unchecked_t irq_received_io_cmd; unsigned irq_received_error; wait_queue_head_t display_event; wait_queue_head_t cursor_event; diff --git a/drivers/gpu/drm/qxl/qxl_ioctl.c b/drivers/gpu/drm/qxl/qxl_ioctl.c index bda5c5f..140ac46 100644 --- a/drivers/gpu/drm/qxl/qxl_ioctl.c +++ b/drivers/gpu/drm/qxl/qxl_ioctl.c @@ -183,7 +183,7 @@ static int qxl_process_single_command(struct qxl_device *qdev, /* TODO copy slow path code from i915 */ fb_cmd = qxl_bo_kmap_atomic_page(qdev, cmd_bo, (release->release_offset & PAGE_SIZE)); - unwritten = __copy_from_user_inatomic_nocache(fb_cmd + sizeof(union qxl_release_info) + (release->release_offset & ~PAGE_SIZE), (void *)(unsigned long)cmd->command, cmd->command_size); + unwritten = __copy_from_user_inatomic_nocache(fb_cmd + sizeof(union qxl_release_info) + (release->release_offset & ~PAGE_SIZE), (void __force_user *)(unsigned long)cmd->command, cmd->command_size); { struct qxl_drawable *draw = fb_cmd; @@ -203,7 +203,7 @@ static int qxl_process_single_command(struct qxl_device *qdev, struct drm_qxl_reloc reloc; if (copy_from_user(&reloc, - &((struct drm_qxl_reloc *)(uintptr_t)cmd->relocs)[i], + &((struct drm_qxl_reloc __force_user *)(uintptr_t)cmd->relocs)[i], sizeof(reloc))) { ret = -EFAULT; goto out_free_bos; @@ -282,10 +282,10 @@ static int qxl_execbuffer_ioctl(struct drm_device *dev, void *data, for (cmd_num = 0; cmd_num < execbuffer->commands_num; ++cmd_num) { - struct drm_qxl_command *commands = - (struct drm_qxl_command *)(uintptr_t)execbuffer->commands; + struct drm_qxl_command __user *commands = + (struct drm_qxl_command __user *)(uintptr_t)execbuffer->commands; - if (copy_from_user(&user_cmd, &commands[cmd_num], + if (copy_from_user(&user_cmd, (struct drm_qxl_command __force_user *)&commands[cmd_num], sizeof(user_cmd))) return -EFAULT; diff --git a/drivers/gpu/drm/qxl/qxl_irq.c b/drivers/gpu/drm/qxl/qxl_irq.c index 0bf1e20..42a7310 100644 --- a/drivers/gpu/drm/qxl/qxl_irq.c +++ b/drivers/gpu/drm/qxl/qxl_irq.c @@ -36,19 +36,19 @@ irqreturn_t qxl_irq_handler(int irq, void *arg) if (!pending) return IRQ_NONE; - atomic_inc(&qdev->irq_received); + atomic_inc_unchecked(&qdev->irq_received); if (pending & QXL_INTERRUPT_DISPLAY) { - atomic_inc(&qdev->irq_received_display); + atomic_inc_unchecked(&qdev->irq_received_display); wake_up_all(&qdev->display_event); qxl_queue_garbage_collect(qdev, false); } if (pending & QXL_INTERRUPT_CURSOR) { - atomic_inc(&qdev->irq_received_cursor); + atomic_inc_unchecked(&qdev->irq_received_cursor); wake_up_all(&qdev->cursor_event); } if (pending & QXL_INTERRUPT_IO_CMD) { - atomic_inc(&qdev->irq_received_io_cmd); + atomic_inc_unchecked(&qdev->irq_received_io_cmd); wake_up_all(&qdev->io_cmd_event); } if (pending & QXL_INTERRUPT_ERROR) { @@ -85,10 +85,10 @@ int qxl_irq_init(struct qxl_device *qdev) init_waitqueue_head(&qdev->io_cmd_event); INIT_WORK(&qdev->client_monitors_config_work, qxl_client_monitors_config_work_func); - atomic_set(&qdev->irq_received, 0); - atomic_set(&qdev->irq_received_display, 0); - atomic_set(&qdev->irq_received_cursor, 0); - atomic_set(&qdev->irq_received_io_cmd, 0); + atomic_set_unchecked(&qdev->irq_received, 0); + atomic_set_unchecked(&qdev->irq_received_display, 0); + atomic_set_unchecked(&qdev->irq_received_cursor, 0); + atomic_set_unchecked(&qdev->irq_received_io_cmd, 0); qdev->irq_received_error = 0; ret = drm_irq_install(qdev->ddev, qdev->ddev->pdev->irq); qdev->ram_header->int_mask = QXL_INTERRUPT_MASK; diff --git a/drivers/gpu/drm/qxl/qxl_ttm.c b/drivers/gpu/drm/qxl/qxl_ttm.c index 0cbc4c9..0e46686 100644 --- a/drivers/gpu/drm/qxl/qxl_ttm.c +++ b/drivers/gpu/drm/qxl/qxl_ttm.c @@ -103,7 +103,7 @@ static void qxl_ttm_global_fini(struct qxl_device *qdev) } } -static struct vm_operations_struct qxl_ttm_vm_ops; +static vm_operations_struct_no_const qxl_ttm_vm_ops __read_only; static const struct vm_operations_struct *ttm_vm_ops; static int qxl_ttm_fault(struct vm_area_struct *vma, struct vm_fault *vmf) @@ -145,8 +145,10 @@ int qxl_mmap(struct file *filp, struct vm_area_struct *vma) return r; if (unlikely(ttm_vm_ops == NULL)) { ttm_vm_ops = vma->vm_ops; + pax_open_kernel(); qxl_ttm_vm_ops = *ttm_vm_ops; qxl_ttm_vm_ops.fault = &qxl_ttm_fault; + pax_close_kernel(); } vma->vm_ops = &qxl_ttm_vm_ops; return 0; @@ -464,25 +466,23 @@ static int qxl_mm_dump_table(struct seq_file *m, void *data) static int qxl_ttm_debugfs_init(struct qxl_device *qdev) { #if defined(CONFIG_DEBUG_FS) - static struct drm_info_list qxl_mem_types_list[QXL_DEBUGFS_MEM_TYPES]; - static char qxl_mem_types_names[QXL_DEBUGFS_MEM_TYPES][32]; - unsigned i; + static struct drm_info_list qxl_mem_types_list[QXL_DEBUGFS_MEM_TYPES] = { + { + .name = "qxl_mem_mm", + .show = &qxl_mm_dump_table, + }, + { + .name = "qxl_surf_mm", + .show = &qxl_mm_dump_table, + } + }; - for (i = 0; i < QXL_DEBUGFS_MEM_TYPES; i++) { - if (i == 0) - sprintf(qxl_mem_types_names[i], "qxl_mem_mm"); - else - sprintf(qxl_mem_types_names[i], "qxl_surf_mm"); - qxl_mem_types_list[i].name = qxl_mem_types_names[i]; - qxl_mem_types_list[i].show = &qxl_mm_dump_table; - qxl_mem_types_list[i].driver_features = 0; - if (i == 0) - qxl_mem_types_list[i].data = qdev->mman.bdev.man[TTM_PL_VRAM].priv; - else - qxl_mem_types_list[i].data = qdev->mman.bdev.man[TTM_PL_PRIV0].priv; + pax_open_kernel(); + *(void **)&qxl_mem_types_list[0].data = qdev->mman.bdev.man[TTM_PL_VRAM].priv; + *(void **)&qxl_mem_types_list[1].data = qdev->mman.bdev.man[TTM_PL_PRIV0].priv; + pax_close_kernel(); - } - return qxl_debugfs_add_files(qdev, qxl_mem_types_list, i); + return qxl_debugfs_add_files(qdev, qxl_mem_types_list, QXL_DEBUGFS_MEM_TYPES); #else return 0; #endif diff --git a/drivers/gpu/drm/r128/r128_cce.c b/drivers/gpu/drm/r128/r128_cce.c index 2c45ac9..5d740f8 100644 --- a/drivers/gpu/drm/r128/r128_cce.c +++ b/drivers/gpu/drm/r128/r128_cce.c @@ -377,7 +377,7 @@ static int r128_do_init_cce(struct drm_device *dev, drm_r128_init_t *init) /* GH: Simple idle check. */ - atomic_set(&dev_priv->idle_count, 0); + atomic_set_unchecked(&dev_priv->idle_count, 0); /* We don't support anything other than bus-mastering ring mode, * but the ring can be in either AGP or PCI space for the ring diff --git a/drivers/gpu/drm/r128/r128_drv.h b/drivers/gpu/drm/r128/r128_drv.h index 723e5d6..102dbaf 100644 --- a/drivers/gpu/drm/r128/r128_drv.h +++ b/drivers/gpu/drm/r128/r128_drv.h @@ -93,14 +93,14 @@ typedef struct drm_r128_private { int is_pci; unsigned long cce_buffers_offset; - atomic_t idle_count; + atomic_unchecked_t idle_count; int page_flipping; int current_page; u32 crtc_offset; u32 crtc_offset_cntl; - atomic_t vbl_received; + atomic_unchecked_t vbl_received; u32 color_fmt; unsigned int front_offset; diff --git a/drivers/gpu/drm/r128/r128_ioc32.c b/drivers/gpu/drm/r128/r128_ioc32.c index 663f38c..ec159a1 100644 --- a/drivers/gpu/drm/r128/r128_ioc32.c +++ b/drivers/gpu/drm/r128/r128_ioc32.c @@ -178,7 +178,7 @@ static int compat_r128_getparam(struct file *file, unsigned int cmd, return drm_ioctl(file, DRM_IOCTL_R128_GETPARAM, (unsigned long)getparam); } -drm_ioctl_compat_t *r128_compat_ioctls[] = { +drm_ioctl_compat_t r128_compat_ioctls[] = { [DRM_R128_INIT] = compat_r128_init, [DRM_R128_DEPTH] = compat_r128_depth, [DRM_R128_STIPPLE] = compat_r128_stipple, @@ -197,17 +197,13 @@ drm_ioctl_compat_t *r128_compat_ioctls[] = { long r128_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) { unsigned int nr = DRM_IOCTL_NR(cmd); - drm_ioctl_compat_t *fn = NULL; int ret; if (nr < DRM_COMMAND_BASE) return drm_compat_ioctl(filp, cmd, arg); - if (nr < DRM_COMMAND_BASE + ARRAY_SIZE(r128_compat_ioctls)) - fn = r128_compat_ioctls[nr - DRM_COMMAND_BASE]; - - if (fn != NULL) - ret = (*fn) (filp, cmd, arg); + if (nr < DRM_COMMAND_BASE + ARRAY_SIZE(r128_compat_ioctls) && r128_compat_ioctls[nr - DRM_COMMAND_BASE]) + ret = (*r128_compat_ioctls[nr - DRM_COMMAND_BASE]) (filp, cmd, arg); else ret = drm_ioctl(filp, cmd, arg); diff --git a/drivers/gpu/drm/r128/r128_irq.c b/drivers/gpu/drm/r128/r128_irq.c index c2ae496..30b5993 100644 --- a/drivers/gpu/drm/r128/r128_irq.c +++ b/drivers/gpu/drm/r128/r128_irq.c @@ -41,7 +41,7 @@ u32 r128_get_vblank_counter(struct drm_device *dev, int crtc) if (crtc != 0) return 0; - return atomic_read(&dev_priv->vbl_received); + return atomic_read_unchecked(&dev_priv->vbl_received); } irqreturn_t r128_driver_irq_handler(int irq, void *arg) @@ -55,7 +55,7 @@ irqreturn_t r128_driver_irq_handler(int irq, void *arg) /* VBLANK interrupt */ if (status & R128_CRTC_VBLANK_INT) { R128_WRITE(R128_GEN_INT_STATUS, R128_CRTC_VBLANK_INT_AK); - atomic_inc(&dev_priv->vbl_received); + atomic_inc_unchecked(&dev_priv->vbl_received); drm_handle_vblank(dev, 0); return IRQ_HANDLED; } diff --git a/drivers/gpu/drm/r128/r128_state.c b/drivers/gpu/drm/r128/r128_state.c index 8fd2d9f..18c9660 100644 --- a/drivers/gpu/drm/r128/r128_state.c +++ b/drivers/gpu/drm/r128/r128_state.c @@ -320,10 +320,10 @@ static void r128_clear_box(drm_r128_private_t *dev_priv, static void r128_cce_performance_boxes(drm_r128_private_t *dev_priv) { - if (atomic_read(&dev_priv->idle_count) == 0) + if (atomic_read_unchecked(&dev_priv->idle_count) == 0) r128_clear_box(dev_priv, 64, 4, 8, 8, 0, 255, 0); else - atomic_set(&dev_priv->idle_count, 0); + atomic_set_unchecked(&dev_priv->idle_count, 0); } #endif diff --git a/drivers/gpu/drm/radeon/mkregtable.c b/drivers/gpu/drm/radeon/mkregtable.c index b928c17..e5d9400 100644 --- a/drivers/gpu/drm/radeon/mkregtable.c +++ b/drivers/gpu/drm/radeon/mkregtable.c @@ -624,14 +624,14 @@ static int parser_auth(struct table *t, const char *filename) regex_t mask_rex; regmatch_t match[4]; char buf[1024]; - size_t end; + long end; int len; int done = 0; int r; unsigned o; struct offset *offset; char last_reg_s[10]; - int last_reg; + unsigned long last_reg; if (regcomp (&mask_rex, "(0x[0-9a-fA-F]*) *([_a-zA-Z0-9]*)", REG_EXTENDED)) { diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index f3f562f..0c099bb 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -1253,7 +1253,7 @@ static bool radeon_switcheroo_can_switch(struct pci_dev *pdev) * locking inversion with the driver load path. And the access here is * completely racy anyway. So don't bother with locking for now. */ - return dev->open_count == 0; + return local_read(&dev->open_count) == 0; } static const struct vga_switcheroo_client_ops radeon_switcheroo_ops = { diff --git a/drivers/gpu/drm/radeon/radeon_drv.h b/drivers/gpu/drm/radeon/radeon_drv.h index 46bd393..6ae4719 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.h +++ b/drivers/gpu/drm/radeon/radeon_drv.h @@ -264,7 +264,7 @@ typedef struct drm_radeon_private { /* SW interrupt */ wait_queue_head_t swi_queue; - atomic_t swi_emitted; + atomic_unchecked_t swi_emitted; int vblank_crtc; uint32_t irq_enable_reg; uint32_t r500_disp_irq_reg; diff --git a/drivers/gpu/drm/radeon/radeon_ioc32.c b/drivers/gpu/drm/radeon/radeon_ioc32.c index 0b98ea1..a3c770f 100644 --- a/drivers/gpu/drm/radeon/radeon_ioc32.c +++ b/drivers/gpu/drm/radeon/radeon_ioc32.c @@ -358,7 +358,7 @@ static int compat_radeon_cp_setparam(struct file *file, unsigned int cmd, request = compat_alloc_user_space(sizeof(*request)); if (!access_ok(VERIFY_WRITE, request, sizeof(*request)) || __put_user(req32.param, &request->param) - || __put_user((void __user *)(unsigned long)req32.value, + || __put_user((unsigned long)req32.value, &request->value)) return -EFAULT; @@ -368,7 +368,7 @@ static int compat_radeon_cp_setparam(struct file *file, unsigned int cmd, #define compat_radeon_cp_setparam NULL #endif /* X86_64 || IA64 */ -static drm_ioctl_compat_t *radeon_compat_ioctls[] = { +static drm_ioctl_compat_t radeon_compat_ioctls[] = { [DRM_RADEON_CP_INIT] = compat_radeon_cp_init, [DRM_RADEON_CLEAR] = compat_radeon_cp_clear, [DRM_RADEON_STIPPLE] = compat_radeon_cp_stipple, @@ -393,17 +393,13 @@ static drm_ioctl_compat_t *radeon_compat_ioctls[] = { long radeon_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) { unsigned int nr = DRM_IOCTL_NR(cmd); - drm_ioctl_compat_t *fn = NULL; int ret; if (nr < DRM_COMMAND_BASE) return drm_compat_ioctl(filp, cmd, arg); - if (nr < DRM_COMMAND_BASE + ARRAY_SIZE(radeon_compat_ioctls)) - fn = radeon_compat_ioctls[nr - DRM_COMMAND_BASE]; - - if (fn != NULL) - ret = (*fn) (filp, cmd, arg); + if (nr < DRM_COMMAND_BASE + ARRAY_SIZE(radeon_compat_ioctls) && radeon_compat_ioctls[nr - DRM_COMMAND_BASE]) + ret = (*radeon_compat_ioctls[nr - DRM_COMMAND_BASE]) (filp, cmd, arg); else ret = drm_ioctl(filp, cmd, arg); diff --git a/drivers/gpu/drm/radeon/radeon_irq.c b/drivers/gpu/drm/radeon/radeon_irq.c index 244b19b..c19226d 100644 --- a/drivers/gpu/drm/radeon/radeon_irq.c +++ b/drivers/gpu/drm/radeon/radeon_irq.c @@ -226,8 +226,8 @@ static int radeon_emit_irq(struct drm_device * dev) unsigned int ret; RING_LOCALS; - atomic_inc(&dev_priv->swi_emitted); - ret = atomic_read(&dev_priv->swi_emitted); + atomic_inc_unchecked(&dev_priv->swi_emitted); + ret = atomic_read_unchecked(&dev_priv->swi_emitted); BEGIN_RING(4); OUT_RING_REG(RADEON_LAST_SWI_REG, ret); @@ -353,7 +353,7 @@ int radeon_driver_irq_postinstall(struct drm_device *dev) drm_radeon_private_t *dev_priv = (drm_radeon_private_t *) dev->dev_private; - atomic_set(&dev_priv->swi_emitted, 0); + atomic_set_unchecked(&dev_priv->swi_emitted, 0); init_waitqueue_head(&dev_priv->swi_queue); dev->max_vblank_count = 0x001fffff; diff --git a/drivers/gpu/drm/radeon/radeon_state.c b/drivers/gpu/drm/radeon/radeon_state.c index 15aee72..cda326e 100644 --- a/drivers/gpu/drm/radeon/radeon_state.c +++ b/drivers/gpu/drm/radeon/radeon_state.c @@ -2168,7 +2168,7 @@ static int radeon_cp_clear(struct drm_device *dev, void *data, struct drm_file * if (sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS) sarea_priv->nbox = RADEON_NR_SAREA_CLIPRECTS; - if (copy_from_user(&depth_boxes, clear->depth_boxes, + if (sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS || copy_from_user(&depth_boxes, clear->depth_boxes, sarea_priv->nbox * sizeof(depth_boxes[0]))) return -EFAULT; @@ -3031,7 +3031,7 @@ static int radeon_cp_getparam(struct drm_device *dev, void *data, struct drm_fil { drm_radeon_private_t *dev_priv = dev->dev_private; drm_radeon_getparam_t *param = data; - int value; + int value = 0; DRM_DEBUG("pid=%d\n", DRM_CURRENTPID); diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c index 06ac59fe..57e0681 100644 --- a/drivers/gpu/drm/radeon/radeon_ttm.c +++ b/drivers/gpu/drm/radeon/radeon_ttm.c @@ -961,7 +961,7 @@ void radeon_ttm_set_active_vram_size(struct radeon_device *rdev, u64 size) man->size = size >> PAGE_SHIFT; } -static struct vm_operations_struct radeon_ttm_vm_ops; +static vm_operations_struct_no_const radeon_ttm_vm_ops __read_only; static const struct vm_operations_struct *ttm_vm_ops = NULL; static int radeon_ttm_fault(struct vm_area_struct *vma, struct vm_fault *vmf) @@ -1002,8 +1002,10 @@ int radeon_mmap(struct file *filp, struct vm_area_struct *vma) } if (unlikely(ttm_vm_ops == NULL)) { ttm_vm_ops = vma->vm_ops; + pax_open_kernel(); radeon_ttm_vm_ops = *ttm_vm_ops; radeon_ttm_vm_ops.fault = &radeon_ttm_fault; + pax_close_kernel(); } vma->vm_ops = &radeon_ttm_vm_ops; return 0; diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c index ddefb85..9011500 100644 --- a/drivers/gpu/drm/tegra/dc.c +++ b/drivers/gpu/drm/tegra/dc.c @@ -1656,7 +1656,7 @@ static int tegra_dc_debugfs_init(struct tegra_dc *dc, struct drm_minor *minor) } for (i = 0; i < ARRAY_SIZE(debugfs_files); i++) - dc->debugfs_files[i].data = dc; + *(void **)&dc->debugfs_files[i].data = dc; err = drm_debugfs_create_files(dc->debugfs_files, ARRAY_SIZE(debugfs_files), diff --git a/drivers/gpu/drm/tegra/dsi.c b/drivers/gpu/drm/tegra/dsi.c index f0a138e..a390c07 100644 --- a/drivers/gpu/drm/tegra/dsi.c +++ b/drivers/gpu/drm/tegra/dsi.c @@ -62,7 +62,7 @@ struct tegra_dsi { struct clk *clk_lp; struct clk *clk; - struct drm_info_list *debugfs_files; + drm_info_list_no_const *debugfs_files; struct drm_minor *minor; struct dentry *debugfs; diff --git a/drivers/gpu/drm/tegra/hdmi.c b/drivers/gpu/drm/tegra/hdmi.c index 52b32cb..a8b2d5b 100644 --- a/drivers/gpu/drm/tegra/hdmi.c +++ b/drivers/gpu/drm/tegra/hdmi.c @@ -64,7 +64,7 @@ struct tegra_hdmi { bool stereo; bool dvi; - struct drm_info_list *debugfs_files; + drm_info_list_no_const *debugfs_files; struct drm_minor *minor; struct dentry *debugfs; }; diff --git a/drivers/gpu/drm/tegra/sor.c b/drivers/gpu/drm/tegra/sor.c index da1715e..f6fee95 100644 --- a/drivers/gpu/drm/tegra/sor.c +++ b/drivers/gpu/drm/tegra/sor.c @@ -1003,8 +1003,11 @@ static int tegra_sor_debugfs_init(struct tegra_sor *sor, goto remove; } - for (i = 0; i < ARRAY_SIZE(debugfs_files); i++) - sor->debugfs_files[i].data = sor; + for (i = 0; i < ARRAY_SIZE(debugfs_files); i++) { + pax_open_kernel(); + *(void **)&sor->debugfs_files[i].data = sor; + pax_close_kernel(); + } err = drm_debugfs_create_files(sor->debugfs_files, ARRAY_SIZE(debugfs_files), diff --git a/drivers/gpu/drm/tilcdc/Makefile b/drivers/gpu/drm/tilcdc/Makefile index deeca48..54e1b6c 100644 --- a/drivers/gpu/drm/tilcdc/Makefile +++ b/drivers/gpu/drm/tilcdc/Makefile @@ -1,7 +1,7 @@ ccflags-y := -Iinclude/drm -ifeq (, $(findstring -W,$(EXTRA_CFLAGS))) - ccflags-y += -Werror -endif +#ifeq (, $(findstring -W,$(EXTRA_CFLAGS))) +# ccflags-y += -Werror +#endif obj-$(CONFIG_DRM_TILCDC_SLAVE_COMPAT) += tilcdc_slave_compat.o \ tilcdc_slave_compat.dtb.o diff --git a/drivers/gpu/drm/ttm/ttm_bo_manager.c b/drivers/gpu/drm/ttm/ttm_bo_manager.c index aa0bd054..aea6a01 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_manager.c +++ b/drivers/gpu/drm/ttm/ttm_bo_manager.c @@ -148,10 +148,10 @@ static void ttm_bo_man_debug(struct ttm_mem_type_manager *man, } const struct ttm_mem_type_manager_func ttm_bo_manager_func = { - ttm_bo_man_init, - ttm_bo_man_takedown, - ttm_bo_man_get_node, - ttm_bo_man_put_node, - ttm_bo_man_debug + .init = ttm_bo_man_init, + .takedown = ttm_bo_man_takedown, + .get_node = ttm_bo_man_get_node, + .put_node = ttm_bo_man_put_node, + .debug = ttm_bo_man_debug }; EXPORT_SYMBOL(ttm_bo_manager_func); diff --git a/drivers/gpu/drm/ttm/ttm_memory.c b/drivers/gpu/drm/ttm/ttm_memory.c index a1803fb..c53f6b0 100644 --- a/drivers/gpu/drm/ttm/ttm_memory.c +++ b/drivers/gpu/drm/ttm/ttm_memory.c @@ -264,7 +264,7 @@ static int ttm_mem_init_kernel_zone(struct ttm_mem_global *glob, zone->glob = glob; glob->zone_kernel = zone; ret = kobject_init_and_add( - &zone->kobj, &ttm_mem_zone_kobj_type, &glob->kobj, zone->name); + &zone->kobj, &ttm_mem_zone_kobj_type, &glob->kobj, "%s", zone->name); if (unlikely(ret != 0)) { kobject_put(&zone->kobj); return ret; @@ -348,7 +348,7 @@ static int ttm_mem_init_dma32_zone(struct ttm_mem_global *glob, zone->glob = glob; glob->zone_dma32 = zone; ret = kobject_init_and_add( - &zone->kobj, &ttm_mem_zone_kobj_type, &glob->kobj, zone->name); + &zone->kobj, &ttm_mem_zone_kobj_type, &glob->kobj, "%s", zone->name); if (unlikely(ret != 0)) { kobject_put(&zone->kobj); return ret; diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc.c b/drivers/gpu/drm/ttm/ttm_page_alloc.c index 025c429..314062f 100644 --- a/drivers/gpu/drm/ttm/ttm_page_alloc.c +++ b/drivers/gpu/drm/ttm/ttm_page_alloc.c @@ -54,7 +54,7 @@ #define NUM_PAGES_TO_ALLOC (PAGE_SIZE/sizeof(struct page *)) #define SMALL_ALLOCATION 16 -#define FREE_ALL_PAGES (~0U) +#define FREE_ALL_PAGES (~0UL) /* times are in msecs */ #define PAGE_FREE_INTERVAL 1000 @@ -299,15 +299,14 @@ static void ttm_pool_update_free_locked(struct ttm_page_pool *pool, * @free_all: If set to true will free all pages in pool * @use_static: Safe to use static buffer **/ -static int ttm_page_pool_free(struct ttm_page_pool *pool, unsigned nr_free, +static unsigned long ttm_page_pool_free(struct ttm_page_pool *pool, unsigned long nr_free, bool use_static) { static struct page *static_buf[NUM_PAGES_TO_ALLOC]; unsigned long irq_flags; struct page *p; struct page **pages_to_free; - unsigned freed_pages = 0, - npages_to_free = nr_free; + unsigned long freed_pages = 0, npages_to_free = nr_free; if (NUM_PAGES_TO_ALLOC < nr_free) npages_to_free = NUM_PAGES_TO_ALLOC; @@ -371,7 +370,8 @@ restart: __list_del(&p->lru, &pool->list); ttm_pool_update_free_locked(pool, freed_pages); - nr_free -= freed_pages; + if (likely(nr_free != FREE_ALL_PAGES)) + nr_free -= freed_pages; } spin_unlock_irqrestore(&pool->lock, irq_flags); @@ -399,7 +399,7 @@ ttm_pool_shrink_scan(struct shrinker *shrink, struct shrink_control *sc) unsigned i; unsigned pool_offset; struct ttm_page_pool *pool; - int shrink_pages = sc->nr_to_scan; + unsigned long shrink_pages = sc->nr_to_scan; unsigned long freed = 0; if (!mutex_trylock(&lock)) @@ -407,7 +407,7 @@ ttm_pool_shrink_scan(struct shrinker *shrink, struct shrink_control *sc) pool_offset = ++start_pool % NUM_POOLS; /* select start pool in round robin fashion */ for (i = 0; i < NUM_POOLS; ++i) { - unsigned nr_free = shrink_pages; + unsigned long nr_free = shrink_pages; if (shrink_pages == 0) break; pool = &_manager->pools[(i + pool_offset)%NUM_POOLS]; @@ -673,7 +673,7 @@ out: } /* Put all pages in pages list to correct pool to wait for reuse */ -static void ttm_put_pages(struct page **pages, unsigned npages, int flags, +static void ttm_put_pages(struct page **pages, unsigned long npages, int flags, enum ttm_caching_state cstate) { unsigned long irq_flags; @@ -728,7 +728,7 @@ static int ttm_get_pages(struct page **pages, unsigned npages, int flags, struct list_head plist; struct page *p = NULL; gfp_t gfp_flags = GFP_USER; - unsigned count; + unsigned long count; int r; /* set zero flag for page allocation if required */ diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c b/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c index 624d941..106fa1f 100644 --- a/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c +++ b/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c @@ -56,7 +56,7 @@ #define NUM_PAGES_TO_ALLOC (PAGE_SIZE/sizeof(struct page *)) #define SMALL_ALLOCATION 4 -#define FREE_ALL_PAGES (~0U) +#define FREE_ALL_PAGES (~0UL) /* times are in msecs */ #define IS_UNDEFINED (0) #define IS_WC (1<<1) @@ -416,7 +416,7 @@ static void ttm_dma_page_put(struct dma_pool *pool, struct dma_page *d_page) * @nr_free: If set to true will free all pages in pool * @use_static: Safe to use static buffer **/ -static unsigned ttm_dma_page_pool_free(struct dma_pool *pool, unsigned nr_free, +static unsigned long ttm_dma_page_pool_free(struct dma_pool *pool, unsigned long nr_free, bool use_static) { static struct page *static_buf[NUM_PAGES_TO_ALLOC]; @@ -424,8 +424,7 @@ static unsigned ttm_dma_page_pool_free(struct dma_pool *pool, unsigned nr_free, struct dma_page *dma_p, *tmp; struct page **pages_to_free; struct list_head d_pages; - unsigned freed_pages = 0, - npages_to_free = nr_free; + unsigned long freed_pages = 0, npages_to_free = nr_free; if (NUM_PAGES_TO_ALLOC < nr_free) npages_to_free = NUM_PAGES_TO_ALLOC; @@ -502,7 +501,8 @@ restart: /* remove range of pages from the pool */ if (freed_pages) { ttm_pool_update_free_locked(pool, freed_pages); - nr_free -= freed_pages; + if (likely(nr_free != FREE_ALL_PAGES)) + nr_free -= freed_pages; } spin_unlock_irqrestore(&pool->lock, irq_flags); @@ -939,7 +939,7 @@ void ttm_dma_unpopulate(struct ttm_dma_tt *ttm_dma, struct device *dev) struct dma_page *d_page, *next; enum pool_type type; bool is_cached = false; - unsigned count = 0, i, npages = 0; + unsigned long count = 0, i, npages = 0; unsigned long irq_flags; type = ttm_to_type(ttm->page_flags, ttm->caching_state); @@ -1014,7 +1014,7 @@ ttm_dma_pool_shrink_scan(struct shrinker *shrink, struct shrink_control *sc) static unsigned start_pool; unsigned idx = 0; unsigned pool_offset; - unsigned shrink_pages = sc->nr_to_scan; + unsigned long shrink_pages = sc->nr_to_scan; struct device_pools *p; unsigned long freed = 0; @@ -1027,7 +1027,7 @@ ttm_dma_pool_shrink_scan(struct shrinker *shrink, struct shrink_control *sc) goto out; pool_offset = ++start_pool % _manager->npools; list_for_each_entry(p, &_manager->pools, pools) { - unsigned nr_free; + unsigned long nr_free; if (!p->dev) continue; @@ -1041,7 +1041,7 @@ ttm_dma_pool_shrink_scan(struct shrinker *shrink, struct shrink_control *sc) shrink_pages = ttm_dma_page_pool_free(p->pool, nr_free, true); freed += nr_free - shrink_pages; - pr_debug("%s: (%s:%d) Asked to shrink %d, have %d more to go\n", + pr_debug("%s: (%s:%d) Asked to shrink %lu, have %lu more to go\n", p->pool->dev_name, p->pool->name, current->pid, nr_free, shrink_pages); } diff --git a/drivers/gpu/drm/udl/udl_fb.c b/drivers/gpu/drm/udl/udl_fb.c index 62c7b1d..2018818 100644 --- a/drivers/gpu/drm/udl/udl_fb.c +++ b/drivers/gpu/drm/udl/udl_fb.c @@ -367,7 +367,6 @@ static int udl_fb_release(struct fb_info *info, int user) fb_deferred_io_cleanup(info); kfree(info->fbdefio); info->fbdefio = NULL; - info->fbops->fb_mmap = udl_fb_mmap; } pr_warn("released /dev/fb%d user=%d count=%d\n", diff --git a/drivers/gpu/drm/via/via_drv.h b/drivers/gpu/drm/via/via_drv.h index ef8c500..01030c8 100644 --- a/drivers/gpu/drm/via/via_drv.h +++ b/drivers/gpu/drm/via/via_drv.h @@ -53,7 +53,7 @@ typedef struct drm_via_ring_buffer { typedef uint32_t maskarray_t[5]; typedef struct drm_via_irq { - atomic_t irq_received; + atomic_unchecked_t irq_received; uint32_t pending_mask; uint32_t enable_mask; wait_queue_head_t irq_queue; @@ -77,7 +77,7 @@ typedef struct drm_via_private { struct timeval last_vblank; int last_vblank_valid; unsigned usec_per_vblank; - atomic_t vbl_received; + atomic_unchecked_t vbl_received; drm_via_state_t hc_state; char pci_buf[VIA_PCI_BUF_SIZE]; const uint32_t *fire_offsets[VIA_FIRE_BUF_SIZE]; diff --git a/drivers/gpu/drm/via/via_irq.c b/drivers/gpu/drm/via/via_irq.c index 1319433..a993b0c 100644 --- a/drivers/gpu/drm/via/via_irq.c +++ b/drivers/gpu/drm/via/via_irq.c @@ -101,7 +101,7 @@ u32 via_get_vblank_counter(struct drm_device *dev, int crtc) if (crtc != 0) return 0; - return atomic_read(&dev_priv->vbl_received); + return atomic_read_unchecked(&dev_priv->vbl_received); } irqreturn_t via_driver_irq_handler(int irq, void *arg) @@ -116,8 +116,8 @@ irqreturn_t via_driver_irq_handler(int irq, void *arg) status = VIA_READ(VIA_REG_INTERRUPT); if (status & VIA_IRQ_VBLANK_PENDING) { - atomic_inc(&dev_priv->vbl_received); - if (!(atomic_read(&dev_priv->vbl_received) & 0x0F)) { + atomic_inc_unchecked(&dev_priv->vbl_received); + if (!(atomic_read_unchecked(&dev_priv->vbl_received) & 0x0F)) { do_gettimeofday(&cur_vblank); if (dev_priv->last_vblank_valid) { dev_priv->usec_per_vblank = @@ -127,7 +127,7 @@ irqreturn_t via_driver_irq_handler(int irq, void *arg) dev_priv->last_vblank = cur_vblank; dev_priv->last_vblank_valid = 1; } - if (!(atomic_read(&dev_priv->vbl_received) & 0xFF)) { + if (!(atomic_read_unchecked(&dev_priv->vbl_received) & 0xFF)) { DRM_DEBUG("US per vblank is: %u\n", dev_priv->usec_per_vblank); } @@ -137,7 +137,7 @@ irqreturn_t via_driver_irq_handler(int irq, void *arg) for (i = 0; i < dev_priv->num_irqs; ++i) { if (status & cur_irq->pending_mask) { - atomic_inc(&cur_irq->irq_received); + atomic_inc_unchecked(&cur_irq->irq_received); wake_up(&cur_irq->irq_queue); handled = 1; if (dev_priv->irq_map[drm_via_irq_dma0_td] == i) @@ -242,11 +242,11 @@ via_driver_irq_wait(struct drm_device *dev, unsigned int irq, int force_sequence DRM_WAIT_ON(ret, cur_irq->irq_queue, 3 * HZ, ((VIA_READ(masks[irq][2]) & masks[irq][3]) == masks[irq][4])); - cur_irq_sequence = atomic_read(&cur_irq->irq_received); + cur_irq_sequence = atomic_read_unchecked(&cur_irq->irq_received); } else { DRM_WAIT_ON(ret, cur_irq->irq_queue, 3 * HZ, (((cur_irq_sequence = - atomic_read(&cur_irq->irq_received)) - + atomic_read_unchecked(&cur_irq->irq_received)) - *sequence) <= (1 << 23))); } *sequence = cur_irq_sequence; @@ -284,7 +284,7 @@ void via_driver_irq_preinstall(struct drm_device *dev) } for (i = 0; i < dev_priv->num_irqs; ++i) { - atomic_set(&cur_irq->irq_received, 0); + atomic_set_unchecked(&cur_irq->irq_received, 0); cur_irq->enable_mask = dev_priv->irq_masks[i][0]; cur_irq->pending_mask = dev_priv->irq_masks[i][1]; init_waitqueue_head(&cur_irq->irq_queue); @@ -366,7 +366,7 @@ int via_wait_irq(struct drm_device *dev, void *data, struct drm_file *file_priv) switch (irqwait->request.type & ~VIA_IRQ_FLAGS_MASK) { case VIA_IRQ_RELATIVE: irqwait->request.sequence += - atomic_read(&cur_irq->irq_received); + atomic_read_unchecked(&cur_irq->irq_received); irqwait->request.type &= ~_DRM_VBLANK_RELATIVE; case VIA_IRQ_ABSOLUTE: break; diff --git a/drivers/gpu/drm/virtio/virtgpu_ttm.c b/drivers/gpu/drm/virtio/virtgpu_ttm.c index b092d7b..3bbecd9 100644 --- a/drivers/gpu/drm/virtio/virtgpu_ttm.c +++ b/drivers/gpu/drm/virtio/virtgpu_ttm.c @@ -197,11 +197,11 @@ static void ttm_bo_man_debug(struct ttm_mem_type_manager *man, } static const struct ttm_mem_type_manager_func virtio_gpu_bo_manager_func = { - ttm_bo_man_init, - ttm_bo_man_takedown, - ttm_bo_man_get_node, - ttm_bo_man_put_node, - ttm_bo_man_debug + .init = &ttm_bo_man_init, + .takedown = &ttm_bo_man_takedown, + .get_node = &ttm_bo_man_get_node, + .put_node = &ttm_bo_man_put_node, + .debug = &ttm_bo_man_debug }; static int virtio_gpu_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h index f19fd39..429e1ebe 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h @@ -434,7 +434,7 @@ struct vmw_private { * Fencing and IRQs. */ - atomic_t marker_seq; + atomic_unchecked_t marker_seq; wait_queue_head_t fence_queue; wait_queue_head_t fifo_queue; spinlock_t waiter_lock; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c index 80c40c3..ed6de49 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c @@ -156,7 +156,7 @@ int vmw_fifo_init(struct vmw_private *dev_priv, struct vmw_fifo_state *fifo) (unsigned int) min, (unsigned int) fifo->capabilities); - atomic_set(&dev_priv->marker_seq, dev_priv->last_read_seqno); + atomic_set_unchecked(&dev_priv->marker_seq, dev_priv->last_read_seqno); iowrite32(dev_priv->last_read_seqno, fifo_mem + SVGA_FIFO_FENCE); vmw_marker_queue_init(&fifo->marker_queue); @@ -378,7 +378,7 @@ static void *vmw_local_fifo_reserve(struct vmw_private *dev_priv, if (reserveable) iowrite32(bytes, fifo_mem + SVGA_FIFO_RESERVED); - return (void __force *) (fifo_mem + + return (void __force_kernel *) (fifo_mem + (next_cmd >> 2)); } else { need_bounce = true; @@ -568,7 +568,7 @@ int vmw_fifo_send_fence(struct vmw_private *dev_priv, uint32_t *seqno) fm = vmw_fifo_reserve(dev_priv, bytes); if (unlikely(fm == NULL)) { - *seqno = atomic_read(&dev_priv->marker_seq); + *seqno = atomic_read_unchecked(&dev_priv->marker_seq); ret = -ENOMEM; (void)vmw_fallback_wait(dev_priv, false, true, *seqno, false, 3*HZ); @@ -576,7 +576,7 @@ int vmw_fifo_send_fence(struct vmw_private *dev_priv, uint32_t *seqno) } do { - *seqno = atomic_add_return(1, &dev_priv->marker_seq); + *seqno = atomic_add_return_unchecked(1, &dev_priv->marker_seq); } while (*seqno == 0); if (!(fifo_state->capabilities & SVGA_FIFO_CAP_FENCE)) { diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c b/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c index 170b61b..fec7348 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c @@ -164,9 +164,9 @@ static void vmw_gmrid_man_debug(struct ttm_mem_type_manager *man, } const struct ttm_mem_type_manager_func vmw_gmrid_manager_func = { - vmw_gmrid_man_init, - vmw_gmrid_man_takedown, - vmw_gmrid_man_get_node, - vmw_gmrid_man_put_node, - vmw_gmrid_man_debug + .init = vmw_gmrid_man_init, + .takedown = vmw_gmrid_man_takedown, + .get_node = vmw_gmrid_man_get_node, + .put_node = vmw_gmrid_man_put_node, + .debug = vmw_gmrid_man_debug }; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c b/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c index 9498a5e..d532ac1 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c @@ -105,7 +105,7 @@ bool vmw_seqno_passed(struct vmw_private *dev_priv, * emitted. Then the fence is stale and signaled. */ - ret = ((atomic_read(&dev_priv->marker_seq) - seqno) + ret = ((atomic_read_unchecked(&dev_priv->marker_seq) - seqno) > VMW_FENCE_WRAP); return ret; @@ -144,7 +144,7 @@ int vmw_fallback_wait(struct vmw_private *dev_priv, } } - signal_seq = atomic_read(&dev_priv->marker_seq); + signal_seq = atomic_read_unchecked(&dev_priv->marker_seq); ret = 0; for (;;) { diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_marker.c b/drivers/gpu/drm/vmwgfx/vmwgfx_marker.c index efd1ffd..0ae13ca 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_marker.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_marker.c @@ -135,7 +135,7 @@ int vmw_wait_lag(struct vmw_private *dev_priv, while (!vmw_lag_lt(queue, us)) { spin_lock(&queue->lock); if (list_empty(&queue->head)) - seqno = atomic_read(&dev_priv->marker_seq); + seqno = atomic_read_unchecked(&dev_priv->marker_seq); else { marker = list_first_entry(&queue->head, struct vmw_marker, head); diff --git a/drivers/gpu/vga/vga_switcheroo.c b/drivers/gpu/vga/vga_switcheroo.c index 2106066..e759b59 100644 --- a/drivers/gpu/vga/vga_switcheroo.c +++ b/drivers/gpu/vga/vga_switcheroo.c @@ -657,7 +657,7 @@ static int vga_switcheroo_runtime_resume(struct device *dev) /* this version is for the case where the power switch is separate to the device being powered down. */ int vga_switcheroo_init_domain_pm_ops(struct device *dev, - struct dev_pm_domain *domain) + dev_pm_domain_no_const *domain) { /* copy over all the bus versions */ if (dev->bus && dev->bus->pm) { @@ -711,7 +711,7 @@ static int vga_switcheroo_runtime_resume_hdmi_audio(struct device *dev) int vga_switcheroo_init_domain_pm_optimus_hdmi_audio(struct device *dev, - struct dev_pm_domain *domain) + dev_pm_domain_no_const *domain) { /* copy over all the bus versions */ if (dev->bus && dev->bus->pm) { diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index 70a11ac..9852312 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -2575,7 +2575,7 @@ EXPORT_SYMBOL_GPL(hid_ignore); int hid_add_device(struct hid_device *hdev) { - static atomic_t id = ATOMIC_INIT(0); + static atomic_unchecked_t id = ATOMIC_INIT(0); int ret; if (WARN_ON(hdev->status & HID_STAT_ADDED)) @@ -2618,7 +2618,7 @@ int hid_add_device(struct hid_device *hdev) /* XXX hack, any other cleaner solution after the driver core * is converted to allow more than 20 bytes as the device name? */ dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus, - hdev->vendor, hdev->product, atomic_inc_return(&id)); + hdev->vendor, hdev->product, atomic_inc_return_unchecked(&id)); hid_debug_register(hdev, dev_name(&hdev->dev)); ret = device_add(&hdev->dev); diff --git a/drivers/hid/hid-sensor-custom.c b/drivers/hid/hid-sensor-custom.c index 5614fee..8a6f5f6 100644 --- a/drivers/hid/hid-sensor-custom.c +++ b/drivers/hid/hid-sensor-custom.c @@ -590,7 +590,7 @@ static int hid_sensor_custom_add_attributes(struct hid_sensor_custom j = 0; while (j < HID_CUSTOM_TOTAL_ATTRS && hid_custom_attrs[j].name) { - struct device_attribute *device_attr; + device_attribute_no_const *device_attr; device_attr = &sensor_inst->fields[i].sd_attrs[j]; diff --git a/drivers/hid/hid-wiimote-debug.c b/drivers/hid/hid-wiimote-debug.c index c13fb5b..55a3802 100644 --- a/drivers/hid/hid-wiimote-debug.c +++ b/drivers/hid/hid-wiimote-debug.c @@ -66,7 +66,7 @@ static ssize_t wiidebug_eeprom_read(struct file *f, char __user *u, size_t s, else if (size == 0) return -EIO; - if (copy_to_user(u, buf, size)) + if (size > sizeof(buf) || copy_to_user(u, buf, size)) return -EFAULT; *off += size; diff --git a/drivers/hv/channel.c b/drivers/hv/channel.c index c4dcab0..a505f18 100644 --- a/drivers/hv/channel.c +++ b/drivers/hv/channel.c @@ -382,7 +382,7 @@ int vmbus_establish_gpadl(struct vmbus_channel *channel, void *kbuffer, int ret = 0; next_gpadl_handle = - (atomic_inc_return(&vmbus_connection.next_gpadl_handle) - 1); + (atomic_inc_return_unchecked(&vmbus_connection.next_gpadl_handle) - 1); ret = create_gpadl_header(kbuffer, size, &msginfo, &msgcount); if (ret) @@ -696,9 +696,7 @@ int vmbus_sendpacket_pagebuffer_ctl(struct vmbus_channel *channel, * Adjust the size down since vmbus_channel_packet_page_buffer is the * largest size we support */ - descsize = sizeof(struct vmbus_channel_packet_page_buffer) - - ((MAX_PAGE_BUFFER_COUNT - pagecount) * - sizeof(struct hv_page_buffer)); + descsize = offsetof(struct vmbus_channel_packet_page_buffer, range[pagecount]); packetlen = descsize + bufferlen; packetlen_aligned = ALIGN(packetlen, sizeof(u64)); diff --git a/drivers/hv/hv.c b/drivers/hv/hv.c index 6341be8..1a2fc8d 100644 --- a/drivers/hv/hv.c +++ b/drivers/hv/hv.c @@ -95,7 +95,7 @@ static u64 do_hypercall(u64 control, void *input, void *output) { u64 input_address = (input) ? virt_to_phys(input) : 0; u64 output_address = (output) ? virt_to_phys(output) : 0; - void *hypercall_page = hv_context.hypercall_page; + void *hypercall_page = (void *)ktva_ktla((unsigned long)hv_context.hypercall_page); #ifdef CONFIG_X86_64 u64 hv_status = 0; @@ -219,7 +219,7 @@ int hv_init(void) /* See if the hypercall page is already set */ rdmsrl(HV_X64_MSR_HYPERCALL, hypercall_msr.as_uint64); - virtaddr = __vmalloc(PAGE_SIZE, GFP_KERNEL, PAGE_KERNEL_EXEC); + virtaddr = __vmalloc(PAGE_SIZE, GFP_KERNEL, PAGE_KERNEL_RX); if (!virtaddr) goto cleanup; diff --git a/drivers/hv/hv_balloon.c b/drivers/hv/hv_balloon.c index b853b4b..3647b37 100644 --- a/drivers/hv/hv_balloon.c +++ b/drivers/hv/hv_balloon.c @@ -471,7 +471,7 @@ MODULE_PARM_DESC(hot_add, "If set attempt memory hot_add"); module_param(pressure_report_delay, uint, (S_IRUGO | S_IWUSR)); MODULE_PARM_DESC(pressure_report_delay, "Delay in secs in reporting pressure"); -static atomic_t trans_id = ATOMIC_INIT(0); +static atomic_unchecked_t trans_id = ATOMIC_INIT(0); static int dm_ring_size = (5 * PAGE_SIZE); @@ -945,7 +945,7 @@ static void hot_add_req(struct work_struct *dummy) pr_info("Memory hot add failed\n"); dm->state = DM_INITIALIZED; - resp.hdr.trans_id = atomic_inc_return(&trans_id); + resp.hdr.trans_id = atomic_inc_return_unchecked(&trans_id); vmbus_sendpacket(dm->dev->channel, &resp, sizeof(struct dm_hot_add_response), (unsigned long)NULL, @@ -1026,7 +1026,7 @@ static void post_status(struct hv_dynmem_device *dm) memset(&status, 0, sizeof(struct dm_status)); status.hdr.type = DM_STATUS_REPORT; status.hdr.size = sizeof(struct dm_status); - status.hdr.trans_id = atomic_inc_return(&trans_id); + status.hdr.trans_id = atomic_inc_return_unchecked(&trans_id); /* * The host expects the guest to report free and committed memory. @@ -1050,7 +1050,7 @@ static void post_status(struct hv_dynmem_device *dm) * send the status. This can happen if we were interrupted * after we picked our transaction ID. */ - if (status.hdr.trans_id != atomic_read(&trans_id)) + if (status.hdr.trans_id != atomic_read_unchecked(&trans_id)) return; /* @@ -1195,7 +1195,7 @@ static void balloon_up(struct work_struct *dummy) */ do { - bl_resp->hdr.trans_id = atomic_inc_return(&trans_id); + bl_resp->hdr.trans_id = atomic_inc_return_unchecked(&trans_id); ret = vmbus_sendpacket(dm_device.dev->channel, bl_resp, bl_resp->hdr.size, @@ -1241,7 +1241,7 @@ static void balloon_down(struct hv_dynmem_device *dm, memset(&resp, 0, sizeof(struct dm_unballoon_response)); resp.hdr.type = DM_UNBALLOON_RESPONSE; - resp.hdr.trans_id = atomic_inc_return(&trans_id); + resp.hdr.trans_id = atomic_inc_return_unchecked(&trans_id); resp.hdr.size = sizeof(struct dm_unballoon_response); vmbus_sendpacket(dm_device.dev->channel, &resp, @@ -1301,7 +1301,7 @@ static void version_resp(struct hv_dynmem_device *dm, memset(&version_req, 0, sizeof(struct dm_version_request)); version_req.hdr.type = DM_VERSION_REQUEST; version_req.hdr.size = sizeof(struct dm_version_request); - version_req.hdr.trans_id = atomic_inc_return(&trans_id); + version_req.hdr.trans_id = atomic_inc_return_unchecked(&trans_id); version_req.version.version = dm->next_version; /* @@ -1487,7 +1487,7 @@ static int balloon_probe(struct hv_device *dev, memset(&version_req, 0, sizeof(struct dm_version_request)); version_req.hdr.type = DM_VERSION_REQUEST; version_req.hdr.size = sizeof(struct dm_version_request); - version_req.hdr.trans_id = atomic_inc_return(&trans_id); + version_req.hdr.trans_id = atomic_inc_return_unchecked(&trans_id); version_req.version.version = DYNMEM_PROTOCOL_VERSION_WIN10; version_req.is_last_attempt = 0; @@ -1518,7 +1518,7 @@ static int balloon_probe(struct hv_device *dev, memset(&cap_msg, 0, sizeof(struct dm_capabilities)); cap_msg.hdr.type = DM_CAPABILITIES_REPORT; cap_msg.hdr.size = sizeof(struct dm_capabilities); - cap_msg.hdr.trans_id = atomic_inc_return(&trans_id); + cap_msg.hdr.trans_id = atomic_inc_return_unchecked(&trans_id); cap_msg.caps.cap_bits.balloon = 1; cap_msg.caps.cap_bits.hot_add = 1; diff --git a/drivers/hv/hyperv_vmbus.h b/drivers/hv/hyperv_vmbus.h index 3d70e36..465d989 100644 --- a/drivers/hv/hyperv_vmbus.h +++ b/drivers/hv/hyperv_vmbus.h @@ -659,7 +659,7 @@ enum vmbus_connect_state { struct vmbus_connection { enum vmbus_connect_state conn_state; - atomic_t next_gpadl_handle; + atomic_unchecked_t next_gpadl_handle; struct completion unload_event; /* diff --git a/drivers/hwmon/acpi_power_meter.c b/drivers/hwmon/acpi_power_meter.c index 579bdf9..0dac21d5 100644 --- a/drivers/hwmon/acpi_power_meter.c +++ b/drivers/hwmon/acpi_power_meter.c @@ -116,7 +116,7 @@ struct sensor_template { struct device_attribute *devattr, const char *buf, size_t count); int index; -}; +} __do_const; /* Averaging interval */ static int update_avg_interval(struct acpi_power_meter_resource *resource) @@ -631,7 +631,7 @@ static int register_attrs(struct acpi_power_meter_resource *resource, struct sensor_template *attrs) { struct device *dev = &resource->acpi_dev->dev; - struct sensor_device_attribute *sensors = + sensor_device_attribute_no_const *sensors = &resource->sensors[resource->num_sensors]; int res = 0; @@ -973,7 +973,7 @@ static int __init enable_cap_knobs(const struct dmi_system_id *d) return 0; } -static struct dmi_system_id __initdata pm_dmi_table[] = { +static const struct dmi_system_id __initconst pm_dmi_table[] = { { enable_cap_knobs, "IBM Active Energy Manager", { diff --git a/drivers/hwmon/applesmc.c b/drivers/hwmon/applesmc.c index 0af63da..05a183a 100644 --- a/drivers/hwmon/applesmc.c +++ b/drivers/hwmon/applesmc.c @@ -1105,7 +1105,7 @@ static int applesmc_create_nodes(struct applesmc_node_group *groups, int num) { struct applesmc_node_group *grp; struct applesmc_dev_attr *node; - struct attribute *attr; + attribute_no_const *attr; int ret, i; for (grp = groups; grp->format; grp++) { diff --git a/drivers/hwmon/asus_atk0110.c b/drivers/hwmon/asus_atk0110.c index cccef87..06ce8ec 100644 --- a/drivers/hwmon/asus_atk0110.c +++ b/drivers/hwmon/asus_atk0110.c @@ -147,10 +147,10 @@ MODULE_DEVICE_TABLE(acpi, atk_ids); struct atk_sensor_data { struct list_head list; struct atk_data *data; - struct device_attribute label_attr; - struct device_attribute input_attr; - struct device_attribute limit1_attr; - struct device_attribute limit2_attr; + device_attribute_no_const label_attr; + device_attribute_no_const input_attr; + device_attribute_no_const limit1_attr; + device_attribute_no_const limit2_attr; char label_attr_name[ATTR_NAME_SIZE]; char input_attr_name[ATTR_NAME_SIZE]; char limit1_attr_name[ATTR_NAME_SIZE]; @@ -270,7 +270,7 @@ static ssize_t atk_name_show(struct device *dev, static struct device_attribute atk_name_attr = __ATTR(name, 0444, atk_name_show, NULL); -static void atk_init_attribute(struct device_attribute *attr, char *name, +static void atk_init_attribute(device_attribute_no_const *attr, char *name, sysfs_show_func show) { sysfs_attr_init(&attr->attr); diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c index 3e03379..ec521d3 100644 --- a/drivers/hwmon/coretemp.c +++ b/drivers/hwmon/coretemp.c @@ -783,7 +783,7 @@ static int coretemp_cpu_callback(struct notifier_block *nfb, return NOTIFY_OK; } -static struct notifier_block coretemp_cpu_notifier __refdata = { +static struct notifier_block coretemp_cpu_notifier = { .notifier_call = coretemp_cpu_callback, }; diff --git a/drivers/hwmon/dell-smm-hwmon.c b/drivers/hwmon/dell-smm-hwmon.c index c848789..e9e9217 100644 --- a/drivers/hwmon/dell-smm-hwmon.c +++ b/drivers/hwmon/dell-smm-hwmon.c @@ -819,7 +819,7 @@ static const struct i8k_config_data i8k_config_data[] = { }, }; -static struct dmi_system_id i8k_dmi_table[] __initdata = { +static const struct dmi_system_id i8k_dmi_table[] __initconst = { { .ident = "Dell Inspiron", .matches = { diff --git a/drivers/hwmon/ibmaem.c b/drivers/hwmon/ibmaem.c index 7a8a6fb..015c1fd 100644 --- a/drivers/hwmon/ibmaem.c +++ b/drivers/hwmon/ibmaem.c @@ -924,7 +924,7 @@ static int aem_register_sensors(struct aem_data *data, struct aem_rw_sensor_template *rw) { struct device *dev = &data->pdev->dev; - struct sensor_device_attribute *sensors = data->sensors; + sensor_device_attribute_no_const *sensors = data->sensors; int err; /* Set up read-only sensors */ diff --git a/drivers/hwmon/iio_hwmon.c b/drivers/hwmon/iio_hwmon.c index 17ae2eb..21b71dd 100644 --- a/drivers/hwmon/iio_hwmon.c +++ b/drivers/hwmon/iio_hwmon.c @@ -61,7 +61,7 @@ static int iio_hwmon_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct iio_hwmon_state *st; - struct sensor_device_attribute *a; + sensor_device_attribute_no_const *a; int ret, i; int in_i = 1, temp_i = 1, curr_i = 1, humidity_i = 1; enum iio_chan_type type; diff --git a/drivers/hwmon/nct6683.c b/drivers/hwmon/nct6683.c index 37f0170..414ec2c 100644 --- a/drivers/hwmon/nct6683.c +++ b/drivers/hwmon/nct6683.c @@ -397,11 +397,11 @@ static struct attribute_group * nct6683_create_attr_group(struct device *dev, struct sensor_template_group *tg, int repeat) { - struct sensor_device_attribute_2 *a2; - struct sensor_device_attribute *a; + sensor_device_attribute_2_no_const *a2; + sensor_device_attribute_no_const *a; struct sensor_device_template **t; struct sensor_device_attr_u *su; - struct attribute_group *group; + attribute_group_no_const *group; struct attribute **attrs; int i, j, count; diff --git a/drivers/hwmon/nct6775.c b/drivers/hwmon/nct6775.c index 8b4fa55..fb3c20b 100644 --- a/drivers/hwmon/nct6775.c +++ b/drivers/hwmon/nct6775.c @@ -970,10 +970,10 @@ static struct attribute_group * nct6775_create_attr_group(struct device *dev, struct sensor_template_group *tg, int repeat) { - struct attribute_group *group; + attribute_group_no_const *group; struct sensor_device_attr_u *su; - struct sensor_device_attribute *a; - struct sensor_device_attribute_2 *a2; + sensor_device_attribute_no_const *a; + sensor_device_attribute_2_no_const *a2; struct attribute **attrs; struct sensor_device_template **t; int i, count; diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c index ba59eae..dbf694c 100644 --- a/drivers/hwmon/pmbus/pmbus_core.c +++ b/drivers/hwmon/pmbus/pmbus_core.c @@ -824,7 +824,7 @@ static int pmbus_add_attribute(struct pmbus_data *data, struct attribute *attr) return 0; } -static void pmbus_dev_attr_init(struct device_attribute *dev_attr, +static void pmbus_dev_attr_init(device_attribute_no_const *dev_attr, const char *name, umode_t mode, ssize_t (*show)(struct device *dev, @@ -841,7 +841,7 @@ static void pmbus_dev_attr_init(struct device_attribute *dev_attr, dev_attr->store = store; } -static void pmbus_attr_init(struct sensor_device_attribute *a, +static void pmbus_attr_init(sensor_device_attribute_no_const *a, const char *name, umode_t mode, ssize_t (*show)(struct device *dev, @@ -863,7 +863,7 @@ static int pmbus_add_boolean(struct pmbus_data *data, u16 reg, u8 mask) { struct pmbus_boolean *boolean; - struct sensor_device_attribute *a; + sensor_device_attribute_no_const *a; boolean = devm_kzalloc(data->dev, sizeof(*boolean), GFP_KERNEL); if (!boolean) @@ -888,7 +888,7 @@ static struct pmbus_sensor *pmbus_add_sensor(struct pmbus_data *data, bool update, bool readonly) { struct pmbus_sensor *sensor; - struct device_attribute *a; + device_attribute_no_const *a; sensor = devm_kzalloc(data->dev, sizeof(*sensor), GFP_KERNEL); if (!sensor) @@ -919,7 +919,7 @@ static int pmbus_add_label(struct pmbus_data *data, const char *lstring, int index) { struct pmbus_label *label; - struct device_attribute *a; + device_attribute_no_const *a; label = devm_kzalloc(data->dev, sizeof(*label), GFP_KERNEL); if (!label) diff --git a/drivers/hwmon/sht15.c b/drivers/hwmon/sht15.c index a2fdbb7..e749a3c 100644 --- a/drivers/hwmon/sht15.c +++ b/drivers/hwmon/sht15.c @@ -170,7 +170,7 @@ struct sht15_data { int supply_uv; bool supply_uv_valid; struct work_struct update_supply_work; - atomic_t interrupt_handled; + atomic_unchecked_t interrupt_handled; }; /** @@ -530,13 +530,13 @@ static int sht15_measurement(struct sht15_data *data, ret = gpio_direction_input(data->pdata->gpio_data); if (ret) return ret; - atomic_set(&data->interrupt_handled, 0); + atomic_set_unchecked(&data->interrupt_handled, 0); enable_irq(gpio_to_irq(data->pdata->gpio_data)); if (gpio_get_value(data->pdata->gpio_data) == 0) { disable_irq_nosync(gpio_to_irq(data->pdata->gpio_data)); /* Only relevant if the interrupt hasn't occurred. */ - if (!atomic_read(&data->interrupt_handled)) + if (!atomic_read_unchecked(&data->interrupt_handled)) schedule_work(&data->read_work); } ret = wait_event_timeout(data->wait_queue, @@ -808,7 +808,7 @@ static irqreturn_t sht15_interrupt_fired(int irq, void *d) /* First disable the interrupt */ disable_irq_nosync(irq); - atomic_inc(&data->interrupt_handled); + atomic_inc_unchecked(&data->interrupt_handled); /* Then schedule a reading work struct */ if (data->state != SHT15_READING_NOTHING) schedule_work(&data->read_work); @@ -830,11 +830,11 @@ static void sht15_bh_read_data(struct work_struct *work_s) * If not, then start the interrupt again - care here as could * have gone low in meantime so verify it hasn't! */ - atomic_set(&data->interrupt_handled, 0); + atomic_set_unchecked(&data->interrupt_handled, 0); enable_irq(gpio_to_irq(data->pdata->gpio_data)); /* If still not occurred or another handler was scheduled */ if (gpio_get_value(data->pdata->gpio_data) - || atomic_read(&data->interrupt_handled)) + || atomic_read_unchecked(&data->interrupt_handled)) return; } diff --git a/drivers/hwmon/via-cputemp.c b/drivers/hwmon/via-cputemp.c index ac91c07..8e69663 100644 --- a/drivers/hwmon/via-cputemp.c +++ b/drivers/hwmon/via-cputemp.c @@ -295,7 +295,7 @@ static int via_cputemp_cpu_callback(struct notifier_block *nfb, return NOTIFY_OK; } -static struct notifier_block via_cputemp_cpu_notifier __refdata = { +static struct notifier_block via_cputemp_cpu_notifier = { .notifier_call = via_cputemp_cpu_callback, }; diff --git a/drivers/i2c/busses/i2c-amd756-s4882.c b/drivers/i2c/busses/i2c-amd756-s4882.c index 65e3240..e6c511d 100644 --- a/drivers/i2c/busses/i2c-amd756-s4882.c +++ b/drivers/i2c/busses/i2c-amd756-s4882.c @@ -39,7 +39,7 @@ extern struct i2c_adapter amd756_smbus; static struct i2c_adapter *s4882_adapter; -static struct i2c_algorithm *s4882_algo; +static i2c_algorithm_no_const *s4882_algo; /* Wrapper access functions for multiplexed SMBus */ static DEFINE_MUTEX(amd756_lock); diff --git a/drivers/i2c/busses/i2c-designware-pcidrv.c b/drivers/i2c/busses/i2c-designware-pcidrv.c index df23e8c..1354d8e 100644 --- a/drivers/i2c/busses/i2c-designware-pcidrv.c +++ b/drivers/i2c/busses/i2c-designware-pcidrv.c @@ -60,7 +60,7 @@ struct dw_scl_sda_cfg { }; struct dw_pci_controller { - u32 bus_num; + int bus_num; u32 bus_cfg; u32 tx_fifo_depth; u32 rx_fifo_depth; diff --git a/drivers/i2c/busses/i2c-nforce2-s4985.c b/drivers/i2c/busses/i2c-nforce2-s4985.c index 88eda09..cf40434 100644 --- a/drivers/i2c/busses/i2c-nforce2-s4985.c +++ b/drivers/i2c/busses/i2c-nforce2-s4985.c @@ -37,7 +37,7 @@ extern struct i2c_adapter *nforce2_smbus; static struct i2c_adapter *s4985_adapter; -static struct i2c_algorithm *s4985_algo; +static i2c_algorithm_no_const *s4985_algo; /* Wrapper access functions for multiplexed SMBus */ static DEFINE_MUTEX(nforce2_lock); diff --git a/drivers/i2c/i2c-dev.c b/drivers/i2c/i2c-dev.c index 71c7a39..71dd3e0 100644 --- a/drivers/i2c/i2c-dev.c +++ b/drivers/i2c/i2c-dev.c @@ -272,7 +272,7 @@ static noinline int i2cdev_ioctl_rdrw(struct i2c_client *client, break; } - data_ptrs[i] = (u8 __user *)rdwr_pa[i].buf; + data_ptrs[i] = (u8 __force_user *)rdwr_pa[i].buf; rdwr_pa[i].buf = memdup_user(data_ptrs[i], rdwr_pa[i].len); if (IS_ERR(rdwr_pa[i].buf)) { res = PTR_ERR(rdwr_pa[i].buf); diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c index 64a6b82..a524354 100644 --- a/drivers/ide/ide-cd.c +++ b/drivers/ide/ide-cd.c @@ -768,7 +768,7 @@ static void cdrom_do_block_pc(ide_drive_t *drive, struct request *rq) alignment = queue_dma_alignment(q) | q->dma_pad_mask; if ((unsigned long)buf & alignment || blk_rq_bytes(rq) & q->dma_pad_mask - || object_is_on_stack(buf)) + || object_starts_on_stack(buf)) drive->dma = 0; } } diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c index 56b9708..980b63b 100644 --- a/drivers/ide/ide-disk.c +++ b/drivers/ide/ide-disk.c @@ -178,7 +178,7 @@ static ide_startstop_t __ide_do_rw_disk(ide_drive_t *drive, struct request *rq, * 1073741822 == 549756 MB or 48bit addressing fake drive */ -static ide_startstop_t ide_do_rw_disk(ide_drive_t *drive, struct request *rq, +static ide_startstop_t __intentional_overflow(-1) ide_do_rw_disk(ide_drive_t *drive, struct request *rq, sector_t block) { ide_hwif_t *hwif = drive->hwif; diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c index b3fcc2c..6f90dc4 100644 --- a/drivers/iio/industrialio-core.c +++ b/drivers/iio/industrialio-core.c @@ -590,7 +590,7 @@ static ssize_t iio_write_channel_info(struct device *dev, } static -int __iio_device_attr_init(struct device_attribute *dev_attr, +int __iio_device_attr_init(device_attribute_no_const *dev_attr, const char *postfix, struct iio_chan_spec const *chan, ssize_t (*readfunc)(struct device *dev, diff --git a/drivers/iio/magnetometer/ak8975.c b/drivers/iio/magnetometer/ak8975.c index b13936d..65322b2 100644 --- a/drivers/iio/magnetometer/ak8975.c +++ b/drivers/iio/magnetometer/ak8975.c @@ -776,7 +776,7 @@ static int ak8975_probe(struct i2c_client *client, name = id->name; } else if (ACPI_HANDLE(&client->dev)) name = ak8975_match_acpi_device(&client->dev, &chipset); - else + if (!name) return -ENOSYS; if (chipset >= AK_MAX_TYPE) { diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c index 4f918b9..97b5a90 100644 --- a/drivers/infiniband/core/cm.c +++ b/drivers/infiniband/core/cm.c @@ -115,7 +115,7 @@ static char const counter_group_names[CM_COUNTER_GROUPS] struct cm_counter_group { struct kobject obj; - atomic_long_t counter[CM_ATTR_COUNT]; + atomic_long_unchecked_t counter[CM_ATTR_COUNT]; }; struct cm_counter_attribute { @@ -1476,7 +1476,7 @@ static void cm_dup_req_handler(struct cm_work *work, struct ib_mad_send_buf *msg = NULL; int ret; - atomic_long_inc(&work->port->counter_group[CM_RECV_DUPLICATES]. + atomic_long_inc_unchecked(&work->port->counter_group[CM_RECV_DUPLICATES]. counter[CM_REQ_COUNTER]); /* Quick state check to discard duplicate REQs. */ @@ -1862,7 +1862,7 @@ static void cm_dup_rep_handler(struct cm_work *work) if (!cm_id_priv) return; - atomic_long_inc(&work->port->counter_group[CM_RECV_DUPLICATES]. + atomic_long_inc_unchecked(&work->port->counter_group[CM_RECV_DUPLICATES]. counter[CM_REP_COUNTER]); ret = cm_alloc_response_msg(work->port, work->mad_recv_wc, &msg); if (ret) @@ -2029,7 +2029,7 @@ static int cm_rtu_handler(struct cm_work *work) if (cm_id_priv->id.state != IB_CM_REP_SENT && cm_id_priv->id.state != IB_CM_MRA_REP_RCVD) { spin_unlock_irq(&cm_id_priv->lock); - atomic_long_inc(&work->port->counter_group[CM_RECV_DUPLICATES]. + atomic_long_inc_unchecked(&work->port->counter_group[CM_RECV_DUPLICATES]. counter[CM_RTU_COUNTER]); goto out; } @@ -2212,7 +2212,7 @@ static int cm_dreq_handler(struct cm_work *work) cm_id_priv = cm_acquire_id(dreq_msg->remote_comm_id, dreq_msg->local_comm_id); if (!cm_id_priv) { - atomic_long_inc(&work->port->counter_group[CM_RECV_DUPLICATES]. + atomic_long_inc_unchecked(&work->port->counter_group[CM_RECV_DUPLICATES]. counter[CM_DREQ_COUNTER]); cm_issue_drep(work->port, work->mad_recv_wc); return -EINVAL; @@ -2237,7 +2237,7 @@ static int cm_dreq_handler(struct cm_work *work) case IB_CM_MRA_REP_RCVD: break; case IB_CM_TIMEWAIT: - atomic_long_inc(&work->port->counter_group[CM_RECV_DUPLICATES]. + atomic_long_inc_unchecked(&work->port->counter_group[CM_RECV_DUPLICATES]. counter[CM_DREQ_COUNTER]); if (cm_alloc_response_msg(work->port, work->mad_recv_wc, &msg)) goto unlock; @@ -2251,7 +2251,7 @@ static int cm_dreq_handler(struct cm_work *work) cm_free_msg(msg); goto deref; case IB_CM_DREQ_RCVD: - atomic_long_inc(&work->port->counter_group[CM_RECV_DUPLICATES]. + atomic_long_inc_unchecked(&work->port->counter_group[CM_RECV_DUPLICATES]. counter[CM_DREQ_COUNTER]); goto unlock; default: @@ -2618,7 +2618,7 @@ static int cm_mra_handler(struct cm_work *work) ib_modify_mad(cm_id_priv->av.port->mad_agent, cm_id_priv->msg, timeout)) { if (cm_id_priv->id.lap_state == IB_CM_MRA_LAP_RCVD) - atomic_long_inc(&work->port-> + atomic_long_inc_unchecked(&work->port-> counter_group[CM_RECV_DUPLICATES]. counter[CM_MRA_COUNTER]); goto out; @@ -2627,7 +2627,7 @@ static int cm_mra_handler(struct cm_work *work) break; case IB_CM_MRA_REQ_RCVD: case IB_CM_MRA_REP_RCVD: - atomic_long_inc(&work->port->counter_group[CM_RECV_DUPLICATES]. + atomic_long_inc_unchecked(&work->port->counter_group[CM_RECV_DUPLICATES]. counter[CM_MRA_COUNTER]); /* fall through */ default: @@ -2789,7 +2789,7 @@ static int cm_lap_handler(struct cm_work *work) case IB_CM_LAP_IDLE: break; case IB_CM_MRA_LAP_SENT: - atomic_long_inc(&work->port->counter_group[CM_RECV_DUPLICATES]. + atomic_long_inc_unchecked(&work->port->counter_group[CM_RECV_DUPLICATES]. counter[CM_LAP_COUNTER]); if (cm_alloc_response_msg(work->port, work->mad_recv_wc, &msg)) goto unlock; @@ -2805,7 +2805,7 @@ static int cm_lap_handler(struct cm_work *work) cm_free_msg(msg); goto deref; case IB_CM_LAP_RCVD: - atomic_long_inc(&work->port->counter_group[CM_RECV_DUPLICATES]. + atomic_long_inc_unchecked(&work->port->counter_group[CM_RECV_DUPLICATES]. counter[CM_LAP_COUNTER]); goto unlock; default: @@ -3091,7 +3091,7 @@ static int cm_sidr_req_handler(struct cm_work *work) cur_cm_id_priv = cm_insert_remote_sidr(cm_id_priv); if (cur_cm_id_priv) { spin_unlock_irq(&cm.lock); - atomic_long_inc(&work->port->counter_group[CM_RECV_DUPLICATES]. + atomic_long_inc_unchecked(&work->port->counter_group[CM_RECV_DUPLICATES]. counter[CM_SIDR_REQ_COUNTER]); goto out; /* Duplicate message. */ } @@ -3305,10 +3305,10 @@ static void cm_send_handler(struct ib_mad_agent *mad_agent, if (!msg->context[0] && (attr_index != CM_REJ_COUNTER)) msg->retries = 1; - atomic_long_add(1 + msg->retries, + atomic_long_add_unchecked(1 + msg->retries, &port->counter_group[CM_XMIT].counter[attr_index]); if (msg->retries) - atomic_long_add(msg->retries, + atomic_long_add_unchecked(msg->retries, &port->counter_group[CM_XMIT_RETRIES]. counter[attr_index]); @@ -3534,7 +3534,7 @@ static void cm_recv_handler(struct ib_mad_agent *mad_agent, } attr_id = be16_to_cpu(mad_recv_wc->recv_buf.mad->mad_hdr.attr_id); - atomic_long_inc(&port->counter_group[CM_RECV]. + atomic_long_inc_unchecked(&port->counter_group[CM_RECV]. counter[attr_id - CM_ATTR_ID_OFFSET]); work = kmalloc(sizeof *work + sizeof(struct ib_sa_path_rec) * paths, @@ -3777,7 +3777,7 @@ static ssize_t cm_show_counter(struct kobject *obj, struct attribute *attr, cm_attr = container_of(attr, struct cm_counter_attribute, attr); return sprintf(buf, "%ld\n", - atomic_long_read(&group->counter[cm_attr->index])); + atomic_long_read_unchecked(&group->counter[cm_attr->index])); } static const struct sysfs_ops cm_counter_ops = { diff --git a/drivers/infiniband/core/fmr_pool.c b/drivers/infiniband/core/fmr_pool.c index 9f5ad7c..588cd84 100644 --- a/drivers/infiniband/core/fmr_pool.c +++ b/drivers/infiniband/core/fmr_pool.c @@ -98,8 +98,8 @@ struct ib_fmr_pool { struct task_struct *thread; - atomic_t req_ser; - atomic_t flush_ser; + atomic_unchecked_t req_ser; + atomic_unchecked_t flush_ser; wait_queue_head_t force_wait; }; @@ -179,10 +179,10 @@ static int ib_fmr_cleanup_thread(void *pool_ptr) struct ib_fmr_pool *pool = pool_ptr; do { - if (atomic_read(&pool->flush_ser) - atomic_read(&pool->req_ser) < 0) { + if (atomic_read_unchecked(&pool->flush_ser) - atomic_read_unchecked(&pool->req_ser) < 0) { ib_fmr_batch_release(pool); - atomic_inc(&pool->flush_ser); + atomic_inc_unchecked(&pool->flush_ser); wake_up_interruptible(&pool->force_wait); if (pool->flush_function) @@ -190,7 +190,7 @@ static int ib_fmr_cleanup_thread(void *pool_ptr) } set_current_state(TASK_INTERRUPTIBLE); - if (atomic_read(&pool->flush_ser) - atomic_read(&pool->req_ser) >= 0 && + if (atomic_read_unchecked(&pool->flush_ser) - atomic_read_unchecked(&pool->req_ser) >= 0 && !kthread_should_stop()) schedule(); __set_current_state(TASK_RUNNING); @@ -282,8 +282,8 @@ struct ib_fmr_pool *ib_create_fmr_pool(struct ib_pd *pd, pool->dirty_watermark = params->dirty_watermark; pool->dirty_len = 0; spin_lock_init(&pool->pool_lock); - atomic_set(&pool->req_ser, 0); - atomic_set(&pool->flush_ser, 0); + atomic_set_unchecked(&pool->req_ser, 0); + atomic_set_unchecked(&pool->flush_ser, 0); init_waitqueue_head(&pool->force_wait); pool->thread = kthread_run(ib_fmr_cleanup_thread, @@ -411,11 +411,11 @@ int ib_flush_fmr_pool(struct ib_fmr_pool *pool) } spin_unlock_irq(&pool->pool_lock); - serial = atomic_inc_return(&pool->req_ser); + serial = atomic_inc_return_unchecked(&pool->req_ser); wake_up_process(pool->thread); if (wait_event_interruptible(pool->force_wait, - atomic_read(&pool->flush_ser) - serial >= 0)) + atomic_read_unchecked(&pool->flush_ser) - serial >= 0)) return -EINTR; return 0; @@ -525,7 +525,7 @@ int ib_fmr_pool_unmap(struct ib_pool_fmr *fmr) } else { list_add_tail(&fmr->list, &pool->dirty_list); if (++pool->dirty_len >= pool->dirty_watermark) { - atomic_inc(&pool->req_ser); + atomic_inc_unchecked(&pool->req_ser); wake_up_process(pool->thread); } } diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index be4cb9f..a2bd947 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -959,6 +959,9 @@ ssize_t ib_uverbs_reg_mr(struct ib_uverbs_file *file, if (copy_from_user(&cmd, buf, sizeof cmd)) return -EFAULT; + if (!access_ok_noprefault(VERIFY_READ, cmd.start, cmd.length)) + return -EFAULT; + INIT_UDATA(&udata, buf + sizeof cmd, (unsigned long) cmd.response + sizeof resp, in_len - sizeof cmd, out_len - sizeof resp); diff --git a/drivers/infiniband/hw/cxgb4/mem.c b/drivers/infiniband/hw/cxgb4/mem.c index 026b91e..47c3bdb 100644 --- a/drivers/infiniband/hw/cxgb4/mem.c +++ b/drivers/infiniband/hw/cxgb4/mem.c @@ -256,7 +256,7 @@ static int write_tpt_entry(struct c4iw_rdev *rdev, u32 reset_tpt_entry, int err; struct fw_ri_tpte tpt; u32 stag_idx; - static atomic_t key; + static atomic_unchecked_t key; if (c4iw_fatal_error(rdev)) return -EIO; @@ -277,7 +277,7 @@ static int write_tpt_entry(struct c4iw_rdev *rdev, u32 reset_tpt_entry, if (rdev->stats.stag.cur > rdev->stats.stag.max) rdev->stats.stag.max = rdev->stats.stag.cur; mutex_unlock(&rdev->stats.lock); - *stag = (stag_idx << 8) | (atomic_inc_return(&key) & 0xff); + *stag = (stag_idx << 8) | (atomic_inc_return_unchecked(&key) & 0xff); } PDBG("%s stag_state 0x%0x type 0x%0x pdid 0x%0x, stag_idx 0x%x\n", __func__, stag_state, type, pdid, stag_idx); diff --git a/drivers/infiniband/hw/mlx4/mad.c b/drivers/infiniband/hw/mlx4/mad.c index 1cd75ff..8fc6bc7 100644 --- a/drivers/infiniband/hw/mlx4/mad.c +++ b/drivers/infiniband/hw/mlx4/mad.c @@ -98,7 +98,7 @@ __be64 mlx4_ib_gen_node_guid(void) __be64 mlx4_ib_get_new_demux_tid(struct mlx4_ib_demux_ctx *ctx) { - return cpu_to_be64(atomic_inc_return(&ctx->tid)) | + return cpu_to_be64(atomic_inc_return_unchecked(&ctx->tid)) | cpu_to_be64(0xff00000000000000LL); } diff --git a/drivers/infiniband/hw/mlx4/mcg.c b/drivers/infiniband/hw/mlx4/mcg.c index 2d5bccd..a5d2030 100644 --- a/drivers/infiniband/hw/mlx4/mcg.c +++ b/drivers/infiniband/hw/mlx4/mcg.c @@ -1046,7 +1046,7 @@ int mlx4_ib_mcg_port_init(struct mlx4_ib_demux_ctx *ctx) { char name[20]; - atomic_set(&ctx->tid, 0); + atomic_set_unchecked(&ctx->tid, 0); sprintf(name, "mlx4_ib_mcg%d", ctx->port); ctx->mcg_wq = create_singlethread_workqueue(name); if (!ctx->mcg_wq) diff --git a/drivers/infiniband/hw/mlx4/mlx4_ib.h b/drivers/infiniband/hw/mlx4/mlx4_ib.h index 1e7b23b..527fb1d 100644 --- a/drivers/infiniband/hw/mlx4/mlx4_ib.h +++ b/drivers/infiniband/hw/mlx4/mlx4_ib.h @@ -448,7 +448,7 @@ struct mlx4_ib_demux_ctx { struct list_head mcg_mgid0_list; struct workqueue_struct *mcg_wq; struct mlx4_ib_demux_pv_ctx **tun; - atomic_t tid; + atomic_unchecked_t tid; int flushing; /* flushing the work queue */ }; diff --git a/drivers/infiniband/hw/mthca/mthca_cmd.c b/drivers/infiniband/hw/mthca/mthca_cmd.c index c7f49bb..6a021bb 100644 --- a/drivers/infiniband/hw/mthca/mthca_cmd.c +++ b/drivers/infiniband/hw/mthca/mthca_cmd.c @@ -772,7 +772,7 @@ static void mthca_setup_cmd_doorbells(struct mthca_dev *dev, u64 base) mthca_dbg(dev, "Mapped doorbell page for posting FW commands\n"); } -int mthca_QUERY_FW(struct mthca_dev *dev) +int __intentional_overflow(-1) mthca_QUERY_FW(struct mthca_dev *dev) { struct mthca_mailbox *mailbox; u32 *outbox; @@ -1612,7 +1612,7 @@ int mthca_HW2SW_MPT(struct mthca_dev *dev, struct mthca_mailbox *mailbox, CMD_TIME_CLASS_B); } -int mthca_WRITE_MTT(struct mthca_dev *dev, struct mthca_mailbox *mailbox, +int __intentional_overflow(-1) mthca_WRITE_MTT(struct mthca_dev *dev, struct mthca_mailbox *mailbox, int num_mtt) { return mthca_cmd(dev, mailbox->dma, num_mtt, 0, CMD_WRITE_MTT, @@ -1634,7 +1634,7 @@ int mthca_MAP_EQ(struct mthca_dev *dev, u64 event_mask, int unmap, 0, CMD_MAP_EQ, CMD_TIME_CLASS_B); } -int mthca_SW2HW_EQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox, +int __intentional_overflow(-1) mthca_SW2HW_EQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox, int eq_num) { return mthca_cmd(dev, mailbox->dma, eq_num, 0, CMD_SW2HW_EQ, @@ -1857,7 +1857,7 @@ int mthca_CONF_SPECIAL_QP(struct mthca_dev *dev, int type, u32 qpn) CMD_TIME_CLASS_B); } -int mthca_MAD_IFC(struct mthca_dev *dev, int ignore_mkey, int ignore_bkey, +int __intentional_overflow(-1) mthca_MAD_IFC(struct mthca_dev *dev, int ignore_mkey, int ignore_bkey, int port, const struct ib_wc *in_wc, const struct ib_grh *in_grh, const void *in_mad, void *response_mad) { diff --git a/drivers/infiniband/hw/mthca/mthca_main.c b/drivers/infiniband/hw/mthca/mthca_main.c index ded76c1..0cf0a08 100644 --- a/drivers/infiniband/hw/mthca/mthca_main.c +++ b/drivers/infiniband/hw/mthca/mthca_main.c @@ -692,7 +692,7 @@ err_close: return err; } -static int mthca_setup_hca(struct mthca_dev *dev) +static int __intentional_overflow(-1) mthca_setup_hca(struct mthca_dev *dev) { int err; diff --git a/drivers/infiniband/hw/mthca/mthca_mr.c b/drivers/infiniband/hw/mthca/mthca_mr.c index ed9a989..6aa5dc2 100644 --- a/drivers/infiniband/hw/mthca/mthca_mr.c +++ b/drivers/infiniband/hw/mthca/mthca_mr.c @@ -81,7 +81,7 @@ struct mthca_mpt_entry { * through the bitmaps) */ -static u32 mthca_buddy_alloc(struct mthca_buddy *buddy, int order) +static u32 __intentional_overflow(-1) mthca_buddy_alloc(struct mthca_buddy *buddy, int order) { int o; int m; @@ -426,7 +426,7 @@ static inline u32 adjust_key(struct mthca_dev *dev, u32 key) return key; } -int mthca_mr_alloc(struct mthca_dev *dev, u32 pd, int buffer_size_shift, +int __intentional_overflow(-1) mthca_mr_alloc(struct mthca_dev *dev, u32 pd, int buffer_size_shift, u64 iova, u64 total_size, u32 access, struct mthca_mr *mr) { struct mthca_mailbox *mailbox; @@ -516,7 +516,7 @@ int mthca_mr_alloc_notrans(struct mthca_dev *dev, u32 pd, return mthca_mr_alloc(dev, pd, 12, 0, ~0ULL, access, mr); } -int mthca_mr_alloc_phys(struct mthca_dev *dev, u32 pd, +int __intentional_overflow(-1) mthca_mr_alloc_phys(struct mthca_dev *dev, u32 pd, u64 *buffer_list, int buffer_size_shift, int list_len, u64 iova, u64 total_size, u32 access, struct mthca_mr *mr) diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c index dc2d48c..c1deb7b 100644 --- a/drivers/infiniband/hw/mthca/mthca_provider.c +++ b/drivers/infiniband/hw/mthca/mthca_provider.c @@ -772,7 +772,7 @@ unlock: return 0; } -static int mthca_resize_cq(struct ib_cq *ibcq, int entries, struct ib_udata *udata) +static int __intentional_overflow(-1) mthca_resize_cq(struct ib_cq *ibcq, int entries, struct ib_udata *udata) { struct mthca_dev *dev = to_mdev(ibcq->device); struct mthca_cq *cq = to_mcq(ibcq); diff --git a/drivers/infiniband/hw/nes/nes.c b/drivers/infiniband/hw/nes/nes.c index 9f9d5c5..3c19aac 100644 --- a/drivers/infiniband/hw/nes/nes.c +++ b/drivers/infiniband/hw/nes/nes.c @@ -97,7 +97,7 @@ MODULE_PARM_DESC(limit_maxrdreqsz, "Limit max read request size to 256 Bytes"); LIST_HEAD(nes_adapter_list); static LIST_HEAD(nes_dev_list); -atomic_t qps_destroyed; +atomic_unchecked_t qps_destroyed; static unsigned int ee_flsh_adapter; static unsigned int sysfs_nonidx_addr; @@ -279,7 +279,7 @@ static void nes_cqp_rem_ref_callback(struct nes_device *nesdev, struct nes_cqp_r struct nes_qp *nesqp = cqp_request->cqp_callback_pointer; struct nes_adapter *nesadapter = nesdev->nesadapter; - atomic_inc(&qps_destroyed); + atomic_inc_unchecked(&qps_destroyed); /* Free the control structures */ diff --git a/drivers/infiniband/hw/nes/nes.h b/drivers/infiniband/hw/nes/nes.h index bd9d132..70d84f4 100644 --- a/drivers/infiniband/hw/nes/nes.h +++ b/drivers/infiniband/hw/nes/nes.h @@ -180,17 +180,17 @@ extern unsigned int nes_debug_level; extern unsigned int wqm_quanta; extern struct list_head nes_adapter_list; -extern atomic_t cm_connects; -extern atomic_t cm_accepts; -extern atomic_t cm_disconnects; -extern atomic_t cm_closes; -extern atomic_t cm_connecteds; -extern atomic_t cm_connect_reqs; -extern atomic_t cm_rejects; -extern atomic_t mod_qp_timouts; -extern atomic_t qps_created; -extern atomic_t qps_destroyed; -extern atomic_t sw_qps_destroyed; +extern atomic_unchecked_t cm_connects; +extern atomic_unchecked_t cm_accepts; +extern atomic_unchecked_t cm_disconnects; +extern atomic_unchecked_t cm_closes; +extern atomic_unchecked_t cm_connecteds; +extern atomic_unchecked_t cm_connect_reqs; +extern atomic_unchecked_t cm_rejects; +extern atomic_unchecked_t mod_qp_timouts; +extern atomic_unchecked_t qps_created; +extern atomic_unchecked_t qps_destroyed; +extern atomic_unchecked_t sw_qps_destroyed; extern u32 mh_detected; extern u32 mh_pauses_sent; extern u32 cm_packets_sent; @@ -199,16 +199,16 @@ extern u32 cm_packets_created; extern u32 cm_packets_received; extern u32 cm_packets_dropped; extern u32 cm_packets_retrans; -extern atomic_t cm_listens_created; -extern atomic_t cm_listens_destroyed; +extern atomic_unchecked_t cm_listens_created; +extern atomic_unchecked_t cm_listens_destroyed; extern u32 cm_backlog_drops; -extern atomic_t cm_loopbacks; -extern atomic_t cm_nodes_created; -extern atomic_t cm_nodes_destroyed; -extern atomic_t cm_accel_dropped_pkts; -extern atomic_t cm_resets_recvd; -extern atomic_t pau_qps_created; -extern atomic_t pau_qps_destroyed; +extern atomic_unchecked_t cm_loopbacks; +extern atomic_unchecked_t cm_nodes_created; +extern atomic_unchecked_t cm_nodes_destroyed; +extern atomic_unchecked_t cm_accel_dropped_pkts; +extern atomic_unchecked_t cm_resets_recvd; +extern atomic_unchecked_t pau_qps_created; +extern atomic_unchecked_t pau_qps_destroyed; extern u32 int_mod_timer_init; extern u32 int_mod_cq_depth_256; diff --git a/drivers/infiniband/hw/nes/nes_cm.c b/drivers/infiniband/hw/nes/nes_cm.c index 8a3ad17..e1ed4bc 100644 --- a/drivers/infiniband/hw/nes/nes_cm.c +++ b/drivers/infiniband/hw/nes/nes_cm.c @@ -69,14 +69,14 @@ u32 cm_packets_dropped; u32 cm_packets_retrans; u32 cm_packets_created; u32 cm_packets_received; -atomic_t cm_listens_created; -atomic_t cm_listens_destroyed; +atomic_unchecked_t cm_listens_created; +atomic_unchecked_t cm_listens_destroyed; u32 cm_backlog_drops; -atomic_t cm_loopbacks; -atomic_t cm_nodes_created; -atomic_t cm_nodes_destroyed; -atomic_t cm_accel_dropped_pkts; -atomic_t cm_resets_recvd; +atomic_unchecked_t cm_loopbacks; +atomic_unchecked_t cm_nodes_created; +atomic_unchecked_t cm_nodes_destroyed; +atomic_unchecked_t cm_accel_dropped_pkts; +atomic_unchecked_t cm_resets_recvd; static inline int mini_cm_accelerated(struct nes_cm_core *, struct nes_cm_node *); static struct nes_cm_listener *mini_cm_listen(struct nes_cm_core *, struct nes_vnic *, struct nes_cm_info *); @@ -135,28 +135,28 @@ static void record_ird_ord(struct nes_cm_node *, u16, u16); /* instance of function pointers for client API */ /* set address of this instance to cm_core->cm_ops at cm_core alloc */ static struct nes_cm_ops nes_cm_api = { - mini_cm_accelerated, - mini_cm_listen, - mini_cm_del_listen, - mini_cm_connect, - mini_cm_close, - mini_cm_accept, - mini_cm_reject, - mini_cm_recv_pkt, - mini_cm_dealloc_core, - mini_cm_get, - mini_cm_set + .accelerated = mini_cm_accelerated, + .listen = mini_cm_listen, + .stop_listener = mini_cm_del_listen, + .connect = mini_cm_connect, + .close = mini_cm_close, + .accept = mini_cm_accept, + .reject = mini_cm_reject, + .recv_pkt = mini_cm_recv_pkt, + .destroy_cm_core = mini_cm_dealloc_core, + .get = mini_cm_get, + .set = mini_cm_set }; static struct nes_cm_core *g_cm_core; -atomic_t cm_connects; -atomic_t cm_accepts; -atomic_t cm_disconnects; -atomic_t cm_closes; -atomic_t cm_connecteds; -atomic_t cm_connect_reqs; -atomic_t cm_rejects; +atomic_unchecked_t cm_connects; +atomic_unchecked_t cm_accepts; +atomic_unchecked_t cm_disconnects; +atomic_unchecked_t cm_closes; +atomic_unchecked_t cm_connecteds; +atomic_unchecked_t cm_connect_reqs; +atomic_unchecked_t cm_rejects; int nes_add_ref_cm_node(struct nes_cm_node *cm_node) { @@ -1461,7 +1461,7 @@ static int mini_cm_dec_refcnt_listen(struct nes_cm_core *cm_core, kfree(listener); listener = NULL; ret = 0; - atomic_inc(&cm_listens_destroyed); + atomic_inc_unchecked(&cm_listens_destroyed); } else { spin_unlock_irqrestore(&cm_core->listen_list_lock, flags); } @@ -1670,7 +1670,7 @@ static struct nes_cm_node *make_cm_node(struct nes_cm_core *cm_core, cm_node->rem_mac); add_hte_node(cm_core, cm_node); - atomic_inc(&cm_nodes_created); + atomic_inc_unchecked(&cm_nodes_created); return cm_node; } @@ -1731,7 +1731,7 @@ static int rem_ref_cm_node(struct nes_cm_core *cm_core, } atomic_dec(&cm_core->node_cnt); - atomic_inc(&cm_nodes_destroyed); + atomic_inc_unchecked(&cm_nodes_destroyed); nesqp = cm_node->nesqp; if (nesqp) { nesqp->cm_node = NULL; @@ -1795,7 +1795,7 @@ static int process_options(struct nes_cm_node *cm_node, u8 *optionsloc, static void drop_packet(struct sk_buff *skb) { - atomic_inc(&cm_accel_dropped_pkts); + atomic_inc_unchecked(&cm_accel_dropped_pkts); dev_kfree_skb_any(skb); } @@ -1858,7 +1858,7 @@ static void handle_rst_pkt(struct nes_cm_node *cm_node, struct sk_buff *skb, { int reset = 0; /* whether to send reset in case of err.. */ - atomic_inc(&cm_resets_recvd); + atomic_inc_unchecked(&cm_resets_recvd); nes_debug(NES_DBG_CM, "Received Reset, cm_node = %p, state = %u." " refcnt=%d\n", cm_node, cm_node->state, atomic_read(&cm_node->ref_count)); @@ -2526,7 +2526,7 @@ static struct nes_cm_node *mini_cm_connect(struct nes_cm_core *cm_core, rem_ref_cm_node(cm_node->cm_core, cm_node); return NULL; } - atomic_inc(&cm_loopbacks); + atomic_inc_unchecked(&cm_loopbacks); loopbackremotenode->loopbackpartner = cm_node; loopbackremotenode->tcp_cntxt.rcv_wscale = NES_CM_DEFAULT_RCV_WND_SCALE; @@ -2807,7 +2807,7 @@ static int mini_cm_recv_pkt(struct nes_cm_core *cm_core, nes_queue_mgt_skbs(skb, nesvnic, cm_node->nesqp); else { rem_ref_cm_node(cm_core, cm_node); - atomic_inc(&cm_accel_dropped_pkts); + atomic_inc_unchecked(&cm_accel_dropped_pkts); dev_kfree_skb_any(skb); } break; @@ -3118,7 +3118,7 @@ static int nes_cm_disconn_true(struct nes_qp *nesqp) if ((cm_id) && (cm_id->event_handler)) { if (issue_disconn) { - atomic_inc(&cm_disconnects); + atomic_inc_unchecked(&cm_disconnects); cm_event.event = IW_CM_EVENT_DISCONNECT; cm_event.status = disconn_status; cm_event.local_addr = cm_id->local_addr; @@ -3140,7 +3140,7 @@ static int nes_cm_disconn_true(struct nes_qp *nesqp) } if (issue_close) { - atomic_inc(&cm_closes); + atomic_inc_unchecked(&cm_closes); nes_disconnect(nesqp, 1); cm_id->provider_data = nesqp; @@ -3278,7 +3278,7 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param) nes_debug(NES_DBG_CM, "QP%u, cm_node=%p, jiffies = %lu listener = %p\n", nesqp->hwqp.qp_id, cm_node, jiffies, cm_node->listener); - atomic_inc(&cm_accepts); + atomic_inc_unchecked(&cm_accepts); nes_debug(NES_DBG_CM, "netdev refcnt = %u.\n", netdev_refcnt_read(nesvnic->netdev)); @@ -3476,7 +3476,7 @@ int nes_reject(struct iw_cm_id *cm_id, const void *pdata, u8 pdata_len) struct nes_cm_core *cm_core; u8 *start_buff; - atomic_inc(&cm_rejects); + atomic_inc_unchecked(&cm_rejects); cm_node = (struct nes_cm_node *)cm_id->provider_data; loopback = cm_node->loopbackpartner; cm_core = cm_node->cm_core; @@ -3541,7 +3541,7 @@ int nes_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param) ntohs(raddr->sin_port), ntohl(laddr->sin_addr.s_addr), ntohs(laddr->sin_port)); - atomic_inc(&cm_connects); + atomic_inc_unchecked(&cm_connects); nesqp->active_conn = 1; /* cache the cm_id in the qp */ @@ -3688,7 +3688,7 @@ int nes_create_listen(struct iw_cm_id *cm_id, int backlog) g_cm_core->api->stop_listener(g_cm_core, (void *)cm_node); return err; } - atomic_inc(&cm_listens_created); + atomic_inc_unchecked(&cm_listens_created); } cm_id->add_ref(cm_id); @@ -3795,7 +3795,7 @@ static void cm_event_connected(struct nes_cm_event *event) if (nesqp->destroyed) return; - atomic_inc(&cm_connecteds); + atomic_inc_unchecked(&cm_connecteds); nes_debug(NES_DBG_CM, "QP%u attempting to connect to 0x%08X:0x%04X on" " local port 0x%04X. jiffies = %lu.\n", nesqp->hwqp.qp_id, ntohl(raddr->sin_addr.s_addr), @@ -3980,7 +3980,7 @@ static void cm_event_reset(struct nes_cm_event *event) cm_id->add_ref(cm_id); ret = cm_id->event_handler(cm_id, &cm_event); - atomic_inc(&cm_closes); + atomic_inc_unchecked(&cm_closes); cm_event.event = IW_CM_EVENT_CLOSE; cm_event.status = 0; cm_event.provider_data = cm_id->provider_data; @@ -4020,7 +4020,7 @@ static void cm_event_mpa_req(struct nes_cm_event *event) return; cm_id = cm_node->cm_id; - atomic_inc(&cm_connect_reqs); + atomic_inc_unchecked(&cm_connect_reqs); nes_debug(NES_DBG_CM, "cm_node = %p - cm_id = %p, jiffies = %lu\n", cm_node, cm_id, jiffies); @@ -4069,7 +4069,7 @@ static void cm_event_mpa_reject(struct nes_cm_event *event) return; cm_id = cm_node->cm_id; - atomic_inc(&cm_connect_reqs); + atomic_inc_unchecked(&cm_connect_reqs); nes_debug(NES_DBG_CM, "cm_node = %p - cm_id = %p, jiffies = %lu\n", cm_node, cm_id, jiffies); diff --git a/drivers/infiniband/hw/nes/nes_mgt.c b/drivers/infiniband/hw/nes/nes_mgt.c index 4166452..fc952c3 100644 --- a/drivers/infiniband/hw/nes/nes_mgt.c +++ b/drivers/infiniband/hw/nes/nes_mgt.c @@ -40,8 +40,8 @@ #include "nes.h" #include "nes_mgt.h" -atomic_t pau_qps_created; -atomic_t pau_qps_destroyed; +atomic_unchecked_t pau_qps_created; +atomic_unchecked_t pau_qps_destroyed; static void nes_replenish_mgt_rq(struct nes_vnic_mgt *mgtvnic) { @@ -621,7 +621,7 @@ void nes_destroy_pau_qp(struct nes_device *nesdev, struct nes_qp *nesqp) { struct sk_buff *skb; unsigned long flags; - atomic_inc(&pau_qps_destroyed); + atomic_inc_unchecked(&pau_qps_destroyed); /* Free packets that have not yet been forwarded */ /* Lock is acquired by skb_dequeue when removing the skb */ @@ -810,7 +810,7 @@ static void nes_mgt_ce_handler(struct nes_device *nesdev, struct nes_hw_nic_cq * cq->cq_vbase[head].cqe_words[NES_NIC_CQE_HASH_RCVNXT]); skb_queue_head_init(&nesqp->pau_list); spin_lock_init(&nesqp->pau_lock); - atomic_inc(&pau_qps_created); + atomic_inc_unchecked(&pau_qps_created); nes_change_quad_hash(nesdev, mgtvnic->nesvnic, nesqp); } diff --git a/drivers/infiniband/hw/nes/nes_nic.c b/drivers/infiniband/hw/nes/nes_nic.c index 70acda9..a96de9d 100644 --- a/drivers/infiniband/hw/nes/nes_nic.c +++ b/drivers/infiniband/hw/nes/nes_nic.c @@ -1274,39 +1274,39 @@ static void nes_netdev_get_ethtool_stats(struct net_device *netdev, target_stat_values[++index] = mh_detected; target_stat_values[++index] = mh_pauses_sent; target_stat_values[++index] = nesvnic->endnode_ipv4_tcp_retransmits; - target_stat_values[++index] = atomic_read(&cm_connects); - target_stat_values[++index] = atomic_read(&cm_accepts); - target_stat_values[++index] = atomic_read(&cm_disconnects); - target_stat_values[++index] = atomic_read(&cm_connecteds); - target_stat_values[++index] = atomic_read(&cm_connect_reqs); - target_stat_values[++index] = atomic_read(&cm_rejects); - target_stat_values[++index] = atomic_read(&mod_qp_timouts); - target_stat_values[++index] = atomic_read(&qps_created); - target_stat_values[++index] = atomic_read(&sw_qps_destroyed); - target_stat_values[++index] = atomic_read(&qps_destroyed); - target_stat_values[++index] = atomic_read(&cm_closes); + target_stat_values[++index] = atomic_read_unchecked(&cm_connects); + target_stat_values[++index] = atomic_read_unchecked(&cm_accepts); + target_stat_values[++index] = atomic_read_unchecked(&cm_disconnects); + target_stat_values[++index] = atomic_read_unchecked(&cm_connecteds); + target_stat_values[++index] = atomic_read_unchecked(&cm_connect_reqs); + target_stat_values[++index] = atomic_read_unchecked(&cm_rejects); + target_stat_values[++index] = atomic_read_unchecked(&mod_qp_timouts); + target_stat_values[++index] = atomic_read_unchecked(&qps_created); + target_stat_values[++index] = atomic_read_unchecked(&sw_qps_destroyed); + target_stat_values[++index] = atomic_read_unchecked(&qps_destroyed); + target_stat_values[++index] = atomic_read_unchecked(&cm_closes); target_stat_values[++index] = cm_packets_sent; target_stat_values[++index] = cm_packets_bounced; target_stat_values[++index] = cm_packets_created; target_stat_values[++index] = cm_packets_received; target_stat_values[++index] = cm_packets_dropped; target_stat_values[++index] = cm_packets_retrans; - target_stat_values[++index] = atomic_read(&cm_listens_created); - target_stat_values[++index] = atomic_read(&cm_listens_destroyed); + target_stat_values[++index] = atomic_read_unchecked(&cm_listens_created); + target_stat_values[++index] = atomic_read_unchecked(&cm_listens_destroyed); target_stat_values[++index] = cm_backlog_drops; - target_stat_values[++index] = atomic_read(&cm_loopbacks); - target_stat_values[++index] = atomic_read(&cm_nodes_created); - target_stat_values[++index] = atomic_read(&cm_nodes_destroyed); - target_stat_values[++index] = atomic_read(&cm_accel_dropped_pkts); - target_stat_values[++index] = atomic_read(&cm_resets_recvd); + target_stat_values[++index] = atomic_read_unchecked(&cm_loopbacks); + target_stat_values[++index] = atomic_read_unchecked(&cm_nodes_created); + target_stat_values[++index] = atomic_read_unchecked(&cm_nodes_destroyed); + target_stat_values[++index] = atomic_read_unchecked(&cm_accel_dropped_pkts); + target_stat_values[++index] = atomic_read_unchecked(&cm_resets_recvd); target_stat_values[++index] = nesadapter->free_4kpbl; target_stat_values[++index] = nesadapter->free_256pbl; target_stat_values[++index] = int_mod_timer_init; target_stat_values[++index] = nesvnic->lro_mgr.stats.aggregated; target_stat_values[++index] = nesvnic->lro_mgr.stats.flushed; target_stat_values[++index] = nesvnic->lro_mgr.stats.no_desc; - target_stat_values[++index] = atomic_read(&pau_qps_created); - target_stat_values[++index] = atomic_read(&pau_qps_destroyed); + target_stat_values[++index] = atomic_read_unchecked(&pau_qps_created); + target_stat_values[++index] = atomic_read_unchecked(&pau_qps_destroyed); } /** diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c index 44cb513..6702198 100644 --- a/drivers/infiniband/hw/nes/nes_verbs.c +++ b/drivers/infiniband/hw/nes/nes_verbs.c @@ -46,9 +46,9 @@ #include <rdma/ib_umem.h> -atomic_t mod_qp_timouts; -atomic_t qps_created; -atomic_t sw_qps_destroyed; +atomic_unchecked_t mod_qp_timouts; +atomic_unchecked_t qps_created; +atomic_unchecked_t sw_qps_destroyed; static void nes_unregister_ofa_device(struct nes_ib_device *nesibdev); @@ -1146,7 +1146,7 @@ static struct ib_qp *nes_create_qp(struct ib_pd *ibpd, if (init_attr->create_flags) return ERR_PTR(-EINVAL); - atomic_inc(&qps_created); + atomic_inc_unchecked(&qps_created); switch (init_attr->qp_type) { case IB_QPT_RC: if (nes_drv_opt & NES_DRV_OPT_NO_INLINE_DATA) { @@ -1480,7 +1480,7 @@ static int nes_destroy_qp(struct ib_qp *ibqp) struct iw_cm_event cm_event; int ret = 0; - atomic_inc(&sw_qps_destroyed); + atomic_inc_unchecked(&sw_qps_destroyed); nesqp->destroyed = 1; /* Blow away the connection if it exists. */ diff --git a/drivers/infiniband/hw/qib/qib.h b/drivers/infiniband/hw/qib/qib.h index 7df16f7..7e1b21e 100644 --- a/drivers/infiniband/hw/qib/qib.h +++ b/drivers/infiniband/hw/qib/qib.h @@ -52,6 +52,7 @@ #include <linux/kref.h> #include <linux/sched.h> #include <linux/kthread.h> +#include <linux/slab.h> #include "qib_common.h" #include "qib_verbs.h" diff --git a/drivers/infiniband/ulp/ipoib/ipoib_netlink.c b/drivers/infiniband/ulp/ipoib/ipoib_netlink.c index cdc7df4..a2fdfdb 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_netlink.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_netlink.c @@ -156,7 +156,7 @@ static size_t ipoib_get_size(const struct net_device *dev) nla_total_size(2); /* IFLA_IPOIB_UMCAST */ } -static struct rtnl_link_ops ipoib_link_ops __read_mostly = { +static struct rtnl_link_ops ipoib_link_ops = { .kind = "ipoib", .maxtype = IFLA_IPOIB_MAX, .policy = ipoib_policy, diff --git a/drivers/input/gameport/gameport.c b/drivers/input/gameport/gameport.c index 4a2a9e3..b9261a7 100644 --- a/drivers/input/gameport/gameport.c +++ b/drivers/input/gameport/gameport.c @@ -527,14 +527,14 @@ EXPORT_SYMBOL(gameport_set_phys); */ static void gameport_init_port(struct gameport *gameport) { - static atomic_t gameport_no = ATOMIC_INIT(-1); + static atomic_unchecked_t gameport_no = ATOMIC_INIT(-1); __module_get(THIS_MODULE); mutex_init(&gameport->drv_mutex); device_initialize(&gameport->dev); dev_set_name(&gameport->dev, "gameport%lu", - (unsigned long)atomic_inc_return(&gameport_no)); + (unsigned long)atomic_inc_return_unchecked(&gameport_no)); gameport->dev.bus = &gameport_bus; gameport->dev.release = gameport_release_port; if (gameport->parent) diff --git a/drivers/input/input.c b/drivers/input/input.c index 5391abd..d454638 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c @@ -1781,7 +1781,7 @@ EXPORT_SYMBOL_GPL(input_class); */ struct input_dev *input_allocate_device(void) { - static atomic_t input_no = ATOMIC_INIT(-1); + static atomic_unchecked_t input_no = ATOMIC_INIT(-1); struct input_dev *dev; dev = kzalloc(sizeof(struct input_dev), GFP_KERNEL); @@ -1796,7 +1796,7 @@ struct input_dev *input_allocate_device(void) INIT_LIST_HEAD(&dev->node); dev_set_name(&dev->dev, "input%lu", - (unsigned long)atomic_inc_return(&input_no)); + (unsigned long)atomic_inc_return_unchecked(&input_no)); __module_get(THIS_MODULE); } diff --git a/drivers/input/joystick/sidewinder.c b/drivers/input/joystick/sidewinder.c index 4a95b22..874c182 100644 --- a/drivers/input/joystick/sidewinder.c +++ b/drivers/input/joystick/sidewinder.c @@ -30,6 +30,7 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/slab.h> +#include <linux/sched.h> #include <linux/input.h> #include <linux/gameport.h> #include <linux/jiffies.h> diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c index f8850f9..9708a2d 100644 --- a/drivers/input/joystick/xpad.c +++ b/drivers/input/joystick/xpad.c @@ -959,7 +959,7 @@ static void xpad_led_set(struct led_classdev *led_cdev, static int xpad_led_probe(struct usb_xpad *xpad) { - static atomic_t led_seq = ATOMIC_INIT(-1); + static atomic_unchecked_t led_seq = ATOMIC_INIT(-1); struct xpad_led *led; struct led_classdev *led_cdev; int error; @@ -971,7 +971,7 @@ static int xpad_led_probe(struct usb_xpad *xpad) if (!led) return -ENOMEM; - xpad->led_no = atomic_inc_return(&led_seq); + xpad->led_no = atomic_inc_return_unchecked(&led_seq); snprintf(led->name, sizeof(led->name), "xpad%lu", xpad->led_no); led->xpad = xpad; diff --git a/drivers/input/misc/ims-pcu.c b/drivers/input/misc/ims-pcu.c index ac1fa5f..5f7502c 100644 --- a/drivers/input/misc/ims-pcu.c +++ b/drivers/input/misc/ims-pcu.c @@ -1851,7 +1851,7 @@ static int ims_pcu_identify_type(struct ims_pcu *pcu, u8 *device_id) static int ims_pcu_init_application_mode(struct ims_pcu *pcu) { - static atomic_t device_no = ATOMIC_INIT(-1); + static atomic_unchecked_t device_no = ATOMIC_INIT(-1); const struct ims_pcu_device_info *info; int error; @@ -1882,7 +1882,7 @@ static int ims_pcu_init_application_mode(struct ims_pcu *pcu) } /* Device appears to be operable, complete initialization */ - pcu->device_no = atomic_inc_return(&device_no); + pcu->device_no = atomic_inc_return_unchecked(&device_no); /* * PCU-B devices, both GEN_1 and GEN_2 do not have OFN sensor diff --git a/drivers/input/mouse/psmouse.h b/drivers/input/mouse/psmouse.h index ad5a5a1..5eac214 100644 --- a/drivers/input/mouse/psmouse.h +++ b/drivers/input/mouse/psmouse.h @@ -125,7 +125,7 @@ struct psmouse_attribute { ssize_t (*set)(struct psmouse *psmouse, void *data, const char *buf, size_t count); bool protect; -}; +} __do_const; #define to_psmouse_attr(a) container_of((a), struct psmouse_attribute, dattr) ssize_t psmouse_attr_show_helper(struct device *dev, struct device_attribute *attr, diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c index b604564..3f14ae4 100644 --- a/drivers/input/mousedev.c +++ b/drivers/input/mousedev.c @@ -744,7 +744,7 @@ static ssize_t mousedev_read(struct file *file, char __user *buffer, spin_unlock_irq(&client->packet_lock); - if (copy_to_user(buffer, data, count)) + if (count > sizeof(data) || copy_to_user(buffer, data, count)) return -EFAULT; return count; diff --git a/drivers/input/serio/serio.c b/drivers/input/serio/serio.c index 8f82897..f5efcd9 100644 --- a/drivers/input/serio/serio.c +++ b/drivers/input/serio/serio.c @@ -512,7 +512,7 @@ static void serio_release_port(struct device *dev) */ static void serio_init_port(struct serio *serio) { - static atomic_t serio_no = ATOMIC_INIT(-1); + static atomic_unchecked_t serio_no = ATOMIC_INIT(-1); __module_get(THIS_MODULE); @@ -523,7 +523,7 @@ static void serio_init_port(struct serio *serio) mutex_init(&serio->drv_mutex); device_initialize(&serio->dev); dev_set_name(&serio->dev, "serio%lu", - (unsigned long)atomic_inc_return(&serio_no)); + (unsigned long)atomic_inc_return_unchecked(&serio_no)); serio->dev.bus = &serio_bus; serio->dev.release = serio_release_port; serio->dev.groups = serio_device_attr_groups; diff --git a/drivers/input/serio/serio_raw.c b/drivers/input/serio/serio_raw.c index 71ef5d6..93380a9 100644 --- a/drivers/input/serio/serio_raw.c +++ b/drivers/input/serio/serio_raw.c @@ -292,7 +292,7 @@ static irqreturn_t serio_raw_interrupt(struct serio *serio, unsigned char data, static int serio_raw_connect(struct serio *serio, struct serio_driver *drv) { - static atomic_t serio_raw_no = ATOMIC_INIT(-1); + static atomic_unchecked_t serio_raw_no = ATOMIC_INIT(-1); struct serio_raw *serio_raw; int err; @@ -303,7 +303,7 @@ static int serio_raw_connect(struct serio *serio, struct serio_driver *drv) } snprintf(serio_raw->name, sizeof(serio_raw->name), - "serio_raw%ld", (long)atomic_inc_return(&serio_raw_no)); + "serio_raw%ld", (long)atomic_inc_return_unchecked(&serio_raw_no)); kref_init(&serio_raw->kref); INIT_LIST_HEAD(&serio_raw->client_list); init_waitqueue_head(&serio_raw->wait); diff --git a/drivers/input/touchscreen/htcpen.c b/drivers/input/touchscreen/htcpen.c index 92e2243..8fd9092 100644 --- a/drivers/input/touchscreen/htcpen.c +++ b/drivers/input/touchscreen/htcpen.c @@ -219,7 +219,7 @@ static struct isa_driver htcpen_isa_driver = { } }; -static struct dmi_system_id htcshift_dmi_table[] __initdata = { +static const struct dmi_system_id htcshift_dmi_table[] __initconst = { { .ident = "Shift", .matches = { diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig index cbe6a89..da64411 100644 --- a/drivers/iommu/Kconfig +++ b/drivers/iommu/Kconfig @@ -102,6 +102,7 @@ config AMD_IOMMU_STATS bool "Export AMD IOMMU statistics to debugfs" depends on AMD_IOMMU select DEBUG_FS + depends on !GRKERNSEC_KMEM ---help--- This option enables code in the AMD IOMMU driver to collect various statistics about whats happening in the driver and exports that diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index 532e2a2..a60aa73 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -794,11 +794,21 @@ static void copy_cmd_to_buffer(struct amd_iommu *iommu, static void build_completion_wait(struct iommu_cmd *cmd, u64 address) { + phys_addr_t physaddr; WARN_ON(address & 0x7ULL); memset(cmd, 0, sizeof(*cmd)); - cmd->data[0] = lower_32_bits(__pa(address)) | CMD_COMPL_WAIT_STORE_MASK; - cmd->data[1] = upper_32_bits(__pa(address)); + +#ifdef CONFIG_GRKERNSEC_KSTACKOVERFLOW + if (object_starts_on_stack((void *)address)) { + void *adjbuf = (void *)address - current->stack + current->lowmem_stack; + physaddr = __pa((u64)adjbuf); + } else +#endif + physaddr = __pa(address); + + cmd->data[0] = lower_32_bits(physaddr) | CMD_COMPL_WAIT_STORE_MASK; + cmd->data[1] = upper_32_bits(physaddr); cmd->data[2] = 1; CMD_SET_TYPE(cmd, CMD_COMPL_WAIT); } diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c index 286e890..c2220cc 100644 --- a/drivers/iommu/arm-smmu-v3.c +++ b/drivers/iommu/arm-smmu-v3.c @@ -1516,7 +1516,7 @@ static int arm_smmu_domain_finalise(struct iommu_domain *domain) .iommu_dev = smmu->dev, }; - pgtbl_ops = alloc_io_pgtable_ops(fmt, &pgtbl_cfg, smmu_domain); + pgtbl_ops = alloc_io_pgtable(fmt, &pgtbl_cfg, smmu_domain); if (!pgtbl_ops) return -ENOMEM; diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c index 48a39df..d7db978 100644 --- a/drivers/iommu/arm-smmu.c +++ b/drivers/iommu/arm-smmu.c @@ -331,7 +331,7 @@ enum arm_smmu_domain_stage { struct arm_smmu_domain { struct arm_smmu_device *smmu; - struct io_pgtable_ops *pgtbl_ops; + struct io_pgtable *pgtbl; spinlock_t pgtbl_lock; struct arm_smmu_cfg cfg; enum arm_smmu_domain_stage stage; @@ -793,7 +793,7 @@ static int arm_smmu_init_domain_context(struct iommu_domain *domain, { int irq, start, ret = 0; unsigned long ias, oas; - struct io_pgtable_ops *pgtbl_ops; + struct io_pgtable *pgtbl; struct io_pgtable_cfg pgtbl_cfg; enum io_pgtable_fmt fmt; struct arm_smmu_domain *smmu_domain = to_smmu_domain(domain); @@ -879,14 +879,16 @@ static int arm_smmu_init_domain_context(struct iommu_domain *domain, }; smmu_domain->smmu = smmu; - pgtbl_ops = alloc_io_pgtable_ops(fmt, &pgtbl_cfg, smmu_domain); - if (!pgtbl_ops) { + pgtbl = alloc_io_pgtable(fmt, &pgtbl_cfg, smmu_domain); + if (!pgtbl) { ret = -ENOMEM; goto out_clear_smmu; } /* Update our support page sizes to reflect the page table format */ - arm_smmu_ops.pgsize_bitmap = pgtbl_cfg.pgsize_bitmap; + pax_open_kernel(); + *(unsigned long *)&arm_smmu_ops.pgsize_bitmap = pgtbl_cfg.pgsize_bitmap; + pax_close_kernel(); /* Initialise the context bank with our page table cfg */ arm_smmu_init_context_bank(smmu_domain, &pgtbl_cfg); @@ -907,7 +909,7 @@ static int arm_smmu_init_domain_context(struct iommu_domain *domain, mutex_unlock(&smmu_domain->init_mutex); /* Publish page table ops for map/unmap */ - smmu_domain->pgtbl_ops = pgtbl_ops; + smmu_domain->pgtbl = pgtbl; return 0; out_clear_smmu: @@ -940,8 +942,7 @@ static void arm_smmu_destroy_domain_context(struct iommu_domain *domain) free_irq(irq, domain); } - if (smmu_domain->pgtbl_ops) - free_io_pgtable_ops(smmu_domain->pgtbl_ops); + free_io_pgtable(smmu_domain->pgtbl); __arm_smmu_free_bitmap(smmu->context_map, cfg->cbndx); } @@ -1167,13 +1168,13 @@ static int arm_smmu_map(struct iommu_domain *domain, unsigned long iova, int ret; unsigned long flags; struct arm_smmu_domain *smmu_domain = to_smmu_domain(domain); - struct io_pgtable_ops *ops= smmu_domain->pgtbl_ops; + struct io_pgtable *iop = smmu_domain->pgtbl; - if (!ops) + if (!iop) return -ENODEV; spin_lock_irqsave(&smmu_domain->pgtbl_lock, flags); - ret = ops->map(ops, iova, paddr, size, prot); + ret = iop->ops->map(iop, iova, paddr, size, prot); spin_unlock_irqrestore(&smmu_domain->pgtbl_lock, flags); return ret; } @@ -1184,13 +1185,13 @@ static size_t arm_smmu_unmap(struct iommu_domain *domain, unsigned long iova, size_t ret; unsigned long flags; struct arm_smmu_domain *smmu_domain = to_smmu_domain(domain); - struct io_pgtable_ops *ops= smmu_domain->pgtbl_ops; + struct io_pgtable *iop = smmu_domain->pgtbl; - if (!ops) + if (!iop) return 0; spin_lock_irqsave(&smmu_domain->pgtbl_lock, flags); - ret = ops->unmap(ops, iova, size); + ret = iop->ops->unmap(iop, iova, size); spin_unlock_irqrestore(&smmu_domain->pgtbl_lock, flags); return ret; } @@ -1201,7 +1202,7 @@ static phys_addr_t arm_smmu_iova_to_phys_hard(struct iommu_domain *domain, struct arm_smmu_domain *smmu_domain = to_smmu_domain(domain); struct arm_smmu_device *smmu = smmu_domain->smmu; struct arm_smmu_cfg *cfg = &smmu_domain->cfg; - struct io_pgtable_ops *ops= smmu_domain->pgtbl_ops; + struct io_pgtable *iop = smmu_domain->pgtbl; struct device *dev = smmu->dev; void __iomem *cb_base; u32 tmp; @@ -1224,7 +1225,7 @@ static phys_addr_t arm_smmu_iova_to_phys_hard(struct iommu_domain *domain, dev_err(dev, "iova to phys timed out on 0x%pad. Falling back to software table walk.\n", &iova); - return ops->iova_to_phys(ops, iova); + return iop->ops->iova_to_phys(iop, iova); } phys = readl_relaxed(cb_base + ARM_SMMU_CB_PAR_LO); @@ -1245,9 +1246,9 @@ static phys_addr_t arm_smmu_iova_to_phys(struct iommu_domain *domain, phys_addr_t ret; unsigned long flags; struct arm_smmu_domain *smmu_domain = to_smmu_domain(domain); - struct io_pgtable_ops *ops= smmu_domain->pgtbl_ops; + struct io_pgtable *iop = smmu_domain->pgtbl; - if (!ops) + if (!iop) return 0; spin_lock_irqsave(&smmu_domain->pgtbl_lock, flags); @@ -1255,7 +1256,7 @@ static phys_addr_t arm_smmu_iova_to_phys(struct iommu_domain *domain, smmu_domain->stage == ARM_SMMU_DOMAIN_S1) { ret = arm_smmu_iova_to_phys_hard(domain, iova); } else { - ret = ops->iova_to_phys(ops, iova); + ret = iop->ops->iova_to_phys(iop, iova); } spin_unlock_irqrestore(&smmu_domain->pgtbl_lock, flags); @@ -1658,7 +1659,9 @@ static int arm_smmu_device_cfg_probe(struct arm_smmu_device *smmu) size |= SZ_64K | SZ_512M; } - arm_smmu_ops.pgsize_bitmap &= size; + pax_open_kernel(); + *(unsigned long *)&arm_smmu_ops.pgsize_bitmap &= size; + pax_close_kernel(); dev_notice(smmu->dev, "\tSupported page sizes: 0x%08lx\n", size); if (smmu->features & ARM_SMMU_FEAT_TRANS_S1) diff --git a/drivers/iommu/io-pgtable-arm.c b/drivers/iommu/io-pgtable-arm.c index 7df9777..6fc3d9a 100644 --- a/drivers/iommu/io-pgtable-arm.c +++ b/drivers/iommu/io-pgtable-arm.c @@ -38,12 +38,6 @@ #define io_pgtable_to_data(x) \ container_of((x), struct arm_lpae_io_pgtable, iop) -#define io_pgtable_ops_to_pgtable(x) \ - container_of((x), struct io_pgtable, ops) - -#define io_pgtable_ops_to_data(x) \ - io_pgtable_to_data(io_pgtable_ops_to_pgtable(x)) - /* * For consistency with the architecture, we always consider * ARM_LPAE_MAX_LEVELS levels, with the walk starting at level n >=0 @@ -376,10 +370,10 @@ static arm_lpae_iopte arm_lpae_prot_to_pte(struct arm_lpae_io_pgtable *data, return pte; } -static int arm_lpae_map(struct io_pgtable_ops *ops, unsigned long iova, +static int arm_lpae_map(struct io_pgtable *iop, unsigned long iova, phys_addr_t paddr, size_t size, int iommu_prot) { - struct arm_lpae_io_pgtable *data = io_pgtable_ops_to_data(ops); + struct arm_lpae_io_pgtable *data = io_pgtable_to_data(iop); arm_lpae_iopte *ptep = data->pgd; int ret, lvl = ARM_LPAE_START_LVL(data); arm_lpae_iopte prot; @@ -523,12 +517,11 @@ static int __arm_lpae_unmap(struct arm_lpae_io_pgtable *data, return __arm_lpae_unmap(data, iova, size, lvl + 1, ptep); } -static int arm_lpae_unmap(struct io_pgtable_ops *ops, unsigned long iova, +static int arm_lpae_unmap(struct io_pgtable *iop, unsigned long iova, size_t size) { size_t unmapped; - struct arm_lpae_io_pgtable *data = io_pgtable_ops_to_data(ops); - struct io_pgtable *iop = &data->iop; + struct arm_lpae_io_pgtable *data = io_pgtable_to_data(iop); arm_lpae_iopte *ptep = data->pgd; int lvl = ARM_LPAE_START_LVL(data); @@ -539,10 +532,10 @@ static int arm_lpae_unmap(struct io_pgtable_ops *ops, unsigned long iova, return unmapped; } -static phys_addr_t arm_lpae_iova_to_phys(struct io_pgtable_ops *ops, +static phys_addr_t arm_lpae_iova_to_phys(struct io_pgtable *iop, unsigned long iova) { - struct arm_lpae_io_pgtable *data = io_pgtable_ops_to_data(ops); + struct arm_lpae_io_pgtable *data = io_pgtable_to_data(iop); arm_lpae_iopte pte, *ptep = data->pgd; int lvl = ARM_LPAE_START_LVL(data); @@ -609,6 +602,12 @@ static void arm_lpae_restrict_pgsizes(struct io_pgtable_cfg *cfg) } } +static struct io_pgtable_ops arm_lpae_io_pgtable_ops = { + .map = arm_lpae_map, + .unmap = arm_lpae_unmap, + .iova_to_phys = arm_lpae_iova_to_phys, +}; + static struct arm_lpae_io_pgtable * arm_lpae_alloc_pgtable(struct io_pgtable_cfg *cfg) { @@ -645,11 +644,7 @@ arm_lpae_alloc_pgtable(struct io_pgtable_cfg *cfg) pgd_bits = va_bits - (data->bits_per_level * (data->levels - 1)); data->pgd_size = 1UL << (pgd_bits + ilog2(sizeof(arm_lpae_iopte))); - data->iop.ops = (struct io_pgtable_ops) { - .map = arm_lpae_map, - .unmap = arm_lpae_unmap, - .iova_to_phys = arm_lpae_iova_to_phys, - }; + data->iop.ops = &arm_lpae_io_pgtable_ops; return data; } @@ -907,9 +902,9 @@ static struct iommu_gather_ops dummy_tlb_ops __initdata = { .tlb_sync = dummy_tlb_sync, }; -static void __init arm_lpae_dump_ops(struct io_pgtable_ops *ops) +static void __init arm_lpae_dump_ops(struct io_pgtable *iop) { - struct arm_lpae_io_pgtable *data = io_pgtable_ops_to_data(ops); + struct arm_lpae_io_pgtable *data = io_pgtable_to_data(iop); struct io_pgtable_cfg *cfg = &data->iop.cfg; pr_err("cfg: pgsize_bitmap 0x%lx, ias %u-bit\n", @@ -919,9 +914,9 @@ static void __init arm_lpae_dump_ops(struct io_pgtable_ops *ops) data->bits_per_level, data->pgd); } -#define __FAIL(ops, i) ({ \ +#define __FAIL(iop, i) ({ \ WARN(1, "selftest: test failed for fmt idx %d\n", (i)); \ - arm_lpae_dump_ops(ops); \ + arm_lpae_dump_ops(iop); \ selftest_running = false; \ -EFAULT; \ }) @@ -936,30 +931,32 @@ static int __init arm_lpae_run_tests(struct io_pgtable_cfg *cfg) int i, j; unsigned long iova; size_t size; - struct io_pgtable_ops *ops; + struct io_pgtable *iop; + const struct io_pgtable_ops *ops; selftest_running = true; for (i = 0; i < ARRAY_SIZE(fmts); ++i) { cfg_cookie = cfg; - ops = alloc_io_pgtable_ops(fmts[i], cfg, cfg); - if (!ops) { + iop = alloc_io_pgtable(fmts[i], cfg, cfg); + if (!iop) { pr_err("selftest: failed to allocate io pgtable ops\n"); return -ENOMEM; } + ops = iop->ops; /* * Initial sanity checks. * Empty page tables shouldn't provide any translations. */ - if (ops->iova_to_phys(ops, 42)) - return __FAIL(ops, i); + if (ops->iova_to_phys(iop, 42)) + return __FAIL(iop, i); - if (ops->iova_to_phys(ops, SZ_1G + 42)) - return __FAIL(ops, i); + if (ops->iova_to_phys(iop, SZ_1G + 42)) + return __FAIL(iop, i); - if (ops->iova_to_phys(ops, SZ_2G + 42)) - return __FAIL(ops, i); + if (ops->iova_to_phys(iop, SZ_2G + 42)) + return __FAIL(iop, i); /* * Distinct mappings of different granule sizes. @@ -969,19 +966,19 @@ static int __init arm_lpae_run_tests(struct io_pgtable_cfg *cfg) while (j != BITS_PER_LONG) { size = 1UL << j; - if (ops->map(ops, iova, iova, size, IOMMU_READ | + if (ops->map(iop, iova, iova, size, IOMMU_READ | IOMMU_WRITE | IOMMU_NOEXEC | IOMMU_CACHE)) - return __FAIL(ops, i); + return __FAIL(iop, i); /* Overlapping mappings */ - if (!ops->map(ops, iova, iova + size, size, + if (!ops->map(iop, iova, iova + size, size, IOMMU_READ | IOMMU_NOEXEC)) - return __FAIL(ops, i); + return __FAIL(iop, i); - if (ops->iova_to_phys(ops, iova + 42) != (iova + 42)) - return __FAIL(ops, i); + if (ops->iova_to_phys(iop, iova + 42) != (iova + 42)) + return __FAIL(iop, i); iova += SZ_1G; j++; @@ -990,15 +987,15 @@ static int __init arm_lpae_run_tests(struct io_pgtable_cfg *cfg) /* Partial unmap */ size = 1UL << __ffs(cfg->pgsize_bitmap); - if (ops->unmap(ops, SZ_1G + size, size) != size) - return __FAIL(ops, i); + if (ops->unmap(iop, SZ_1G + size, size) != size) + return __FAIL(iop, i); /* Remap of partial unmap */ - if (ops->map(ops, SZ_1G + size, size, size, IOMMU_READ)) - return __FAIL(ops, i); + if (ops->map(iop, SZ_1G + size, size, size, IOMMU_READ)) + return __FAIL(iop, i); - if (ops->iova_to_phys(ops, SZ_1G + size + 42) != (size + 42)) - return __FAIL(ops, i); + if (ops->iova_to_phys(iop, SZ_1G + size + 42) != (size + 42)) + return __FAIL(iop, i); /* Full unmap */ iova = 0; @@ -1006,25 +1003,25 @@ static int __init arm_lpae_run_tests(struct io_pgtable_cfg *cfg) while (j != BITS_PER_LONG) { size = 1UL << j; - if (ops->unmap(ops, iova, size) != size) - return __FAIL(ops, i); + if (ops->unmap(iop, iova, size) != size) + return __FAIL(iop, i); - if (ops->iova_to_phys(ops, iova + 42)) - return __FAIL(ops, i); + if (ops->iova_to_phys(iop, iova + 42)) + return __FAIL(iop, i); /* Remap full block */ - if (ops->map(ops, iova, iova, size, IOMMU_WRITE)) - return __FAIL(ops, i); + if (ops->map(iop, iova, iova, size, IOMMU_WRITE)) + return __FAIL(iop, i); - if (ops->iova_to_phys(ops, iova + 42) != (iova + 42)) - return __FAIL(ops, i); + if (ops->iova_to_phys(iop, iova + 42) != (iova + 42)) + return __FAIL(iop, i); iova += SZ_1G; j++; j = find_next_bit(&cfg->pgsize_bitmap, BITS_PER_LONG, j); } - free_io_pgtable_ops(ops); + free_io_pgtable(iop); } selftest_running = false; diff --git a/drivers/iommu/io-pgtable.c b/drivers/iommu/io-pgtable.c index 6f2e319..c24d09a 100644 --- a/drivers/iommu/io-pgtable.c +++ b/drivers/iommu/io-pgtable.c @@ -35,7 +35,7 @@ io_pgtable_init_table[IO_PGTABLE_NUM_FMTS] = #endif }; -struct io_pgtable_ops *alloc_io_pgtable_ops(enum io_pgtable_fmt fmt, +struct io_pgtable *alloc_io_pgtable(enum io_pgtable_fmt fmt, struct io_pgtable_cfg *cfg, void *cookie) { @@ -57,21 +57,18 @@ struct io_pgtable_ops *alloc_io_pgtable_ops(enum io_pgtable_fmt fmt, iop->cookie = cookie; iop->cfg = *cfg; - return &iop->ops; + return iop; } /* * It is the IOMMU driver's responsibility to ensure that the page table * is no longer accessible to the walker by this point. */ -void free_io_pgtable_ops(struct io_pgtable_ops *ops) +void free_io_pgtable(struct io_pgtable *iop) { - struct io_pgtable *iop; - - if (!ops) + if (!iop) return; - iop = container_of(ops, struct io_pgtable, ops); iop->cfg.tlb->tlb_flush_all(iop->cookie); io_pgtable_init_table[iop->fmt]->free(iop); } diff --git a/drivers/iommu/io-pgtable.h b/drivers/iommu/io-pgtable.h index ac9e234..a2f206e 100644 --- a/drivers/iommu/io-pgtable.h +++ b/drivers/iommu/io-pgtable.h @@ -78,17 +78,18 @@ struct io_pgtable_cfg { * These functions map directly onto the iommu_ops member functions with * the same names. */ +struct io_pgtable; struct io_pgtable_ops { - int (*map)(struct io_pgtable_ops *ops, unsigned long iova, + int (*map)(struct io_pgtable *iop, unsigned long iova, phys_addr_t paddr, size_t size, int prot); - int (*unmap)(struct io_pgtable_ops *ops, unsigned long iova, + int (*unmap)(struct io_pgtable *iop, unsigned long iova, size_t size); - phys_addr_t (*iova_to_phys)(struct io_pgtable_ops *ops, + phys_addr_t (*iova_to_phys)(struct io_pgtable *iop, unsigned long iova); }; /** - * alloc_io_pgtable_ops() - Allocate a page table allocator for use by an IOMMU. + * alloc_io_pgtable() - Allocate a page table allocator for use by an IOMMU. * * @fmt: The page table format. * @cfg: The page table configuration. This will be modified to represent @@ -97,9 +98,9 @@ struct io_pgtable_ops { * @cookie: An opaque token provided by the IOMMU driver and passed back to * the callback routines in cfg->tlb. */ -struct io_pgtable_ops *alloc_io_pgtable_ops(enum io_pgtable_fmt fmt, - struct io_pgtable_cfg *cfg, - void *cookie); +struct io_pgtable *alloc_io_pgtable(enum io_pgtable_fmt fmt, + struct io_pgtable_cfg *cfg, + void *cookie); /** * free_io_pgtable_ops() - Free an io_pgtable_ops structure. The caller @@ -108,7 +109,7 @@ struct io_pgtable_ops *alloc_io_pgtable_ops(enum io_pgtable_fmt fmt, * * @ops: The ops returned from alloc_io_pgtable_ops. */ -void free_io_pgtable_ops(struct io_pgtable_ops *ops); +void free_io_pgtable(struct io_pgtable *iop); /* @@ -128,7 +129,7 @@ struct io_pgtable { enum io_pgtable_fmt fmt; void *cookie; struct io_pgtable_cfg cfg; - struct io_pgtable_ops ops; + const struct io_pgtable_ops *ops; }; /** diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c index 049df49..da1f16d 100644 --- a/drivers/iommu/iommu.c +++ b/drivers/iommu/iommu.c @@ -934,7 +934,7 @@ static int iommu_bus_notifier(struct notifier_block *nb, static int iommu_bus_init(struct bus_type *bus, const struct iommu_ops *ops) { int err; - struct notifier_block *nb; + notifier_block_no_const *nb; struct iommu_callback_data cb = { .ops = ops, }; diff --git a/drivers/iommu/ipmmu-vmsa.c b/drivers/iommu/ipmmu-vmsa.c index 8cf605f..388b01f 100644 --- a/drivers/iommu/ipmmu-vmsa.c +++ b/drivers/iommu/ipmmu-vmsa.c @@ -41,7 +41,7 @@ struct ipmmu_vmsa_domain { struct iommu_domain io_domain; struct io_pgtable_cfg cfg; - struct io_pgtable_ops *iop; + struct io_pgtable *iop; unsigned int context_id; spinlock_t lock; /* Protects mappings */ @@ -319,8 +319,7 @@ static int ipmmu_domain_init_context(struct ipmmu_vmsa_domain *domain) */ domain->cfg.iommu_dev = domain->mmu->dev; - domain->iop = alloc_io_pgtable_ops(ARM_32_LPAE_S1, &domain->cfg, - domain); + domain->iop = alloc_io_pgtable(ARM_32_LPAE_S1, &domain->cfg, domain); if (!domain->iop) return -EINVAL; @@ -478,7 +477,7 @@ static void ipmmu_domain_free(struct iommu_domain *io_domain) * been detached. */ ipmmu_domain_destroy_context(domain); - free_io_pgtable_ops(domain->iop); + free_io_pgtable(domain->iop); kfree(domain); } @@ -547,7 +546,7 @@ static int ipmmu_map(struct iommu_domain *io_domain, unsigned long iova, if (!domain) return -ENODEV; - return domain->iop->map(domain->iop, iova, paddr, size, prot); + return domain->iop->ops->map(domain->iop, iova, paddr, size, prot); } static size_t ipmmu_unmap(struct iommu_domain *io_domain, unsigned long iova, @@ -555,7 +554,7 @@ static size_t ipmmu_unmap(struct iommu_domain *io_domain, unsigned long iova, { struct ipmmu_vmsa_domain *domain = to_vmsa_domain(io_domain); - return domain->iop->unmap(domain->iop, iova, size); + return domain->iop->ops->unmap(domain->iop, iova, size); } static phys_addr_t ipmmu_iova_to_phys(struct iommu_domain *io_domain, @@ -565,7 +564,7 @@ static phys_addr_t ipmmu_iova_to_phys(struct iommu_domain *io_domain, /* TODO: Is locking needed ? */ - return domain->iop->iova_to_phys(domain->iop, iova); + return domain->iop->ops->iova_to_phys(domain->iop, iova); } static int ipmmu_find_utlbs(struct ipmmu_vmsa_device *mmu, struct device *dev, diff --git a/drivers/iommu/irq_remapping.c b/drivers/iommu/irq_remapping.c index 913455a..d7e8048 100644 --- a/drivers/iommu/irq_remapping.c +++ b/drivers/iommu/irq_remapping.c @@ -149,7 +149,7 @@ int __init irq_remap_enable_fault_handling(void) void panic_if_irq_remap(const char *msg) { if (irq_remapping_enabled) - panic(msg); + panic("%s", msg); } void ir_ack_apic_edge(struct irq_data *data) diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c index 982c09c..47e1aa8 100644 --- a/drivers/irqchip/irq-gic.c +++ b/drivers/irqchip/irq-gic.c @@ -368,7 +368,7 @@ static void gic_handle_cascade_irq(struct irq_desc *desc) chained_irq_exit(chip, desc); } -static struct irq_chip gic_chip = { +static irq_chip_no_const gic_chip __read_only = { .name = "GIC", .irq_mask = gic_mask_irq, .irq_unmask = gic_unmask_irq, diff --git a/drivers/irqchip/irq-i8259.c b/drivers/irqchip/irq-i8259.c index e484fd2..b6cdf69 100644 --- a/drivers/irqchip/irq-i8259.c +++ b/drivers/irqchip/irq-i8259.c @@ -204,7 +204,7 @@ spurious_8259A_irq: printk(KERN_DEBUG "spurious 8259A interrupt: IRQ%d.\n", irq); spurious_irq_mask |= irqmask; } - atomic_inc(&irq_err_count); + atomic_inc_unchecked(&irq_err_count); /* * Theoretically we do not have to handle this IRQ, * but in Linux this does not cause problems and is diff --git a/drivers/irqchip/irq-renesas-intc-irqpin.c b/drivers/irqchip/irq-renesas-intc-irqpin.c index 9525335..f0322eb 100644 --- a/drivers/irqchip/irq-renesas-intc-irqpin.c +++ b/drivers/irqchip/irq-renesas-intc-irqpin.c @@ -382,7 +382,7 @@ static int intc_irqpin_probe(struct platform_device *pdev) struct intc_irqpin_iomem *i; struct resource *io[INTC_IRQPIN_REG_NR]; struct resource *irq; - struct irq_chip *irq_chip; + irq_chip_no_const *irq_chip; void (*enable_fn)(struct irq_data *d); void (*disable_fn)(struct irq_data *d); const char *name = dev_name(dev); diff --git a/drivers/irqchip/irq-renesas-irqc.c b/drivers/irqchip/irq-renesas-irqc.c index 35bf97b..7b361c00 100644 --- a/drivers/irqchip/irq-renesas-irqc.c +++ b/drivers/irqchip/irq-renesas-irqc.c @@ -181,7 +181,7 @@ static int irqc_probe(struct platform_device *pdev) struct irqc_priv *p; struct resource *io; struct resource *irq; - struct irq_chip *irq_chip; + irq_chip_no_const *irq_chip; const char *name = dev_name(&pdev->dev); int ret; int k; diff --git a/drivers/isdn/capi/capi.c b/drivers/isdn/capi/capi.c index 6a2df32..dc962f1 100644 --- a/drivers/isdn/capi/capi.c +++ b/drivers/isdn/capi/capi.c @@ -81,8 +81,8 @@ struct capiminor { struct capi20_appl *ap; u32 ncci; - atomic_t datahandle; - atomic_t msgid; + atomic_unchecked_t datahandle; + atomic_unchecked_t msgid; struct tty_port port; int ttyinstop; @@ -391,7 +391,7 @@ gen_data_b3_resp_for(struct capiminor *mp, struct sk_buff *skb) capimsg_setu16(s, 2, mp->ap->applid); capimsg_setu8 (s, 4, CAPI_DATA_B3); capimsg_setu8 (s, 5, CAPI_RESP); - capimsg_setu16(s, 6, atomic_inc_return(&mp->msgid)); + capimsg_setu16(s, 6, atomic_inc_return_unchecked(&mp->msgid)); capimsg_setu32(s, 8, mp->ncci); capimsg_setu16(s, 12, datahandle); } @@ -512,14 +512,14 @@ static void handle_minor_send(struct capiminor *mp) mp->outbytes -= len; spin_unlock_bh(&mp->outlock); - datahandle = atomic_inc_return(&mp->datahandle); + datahandle = atomic_inc_return_unchecked(&mp->datahandle); skb_push(skb, CAPI_DATA_B3_REQ_LEN); memset(skb->data, 0, CAPI_DATA_B3_REQ_LEN); capimsg_setu16(skb->data, 0, CAPI_DATA_B3_REQ_LEN); capimsg_setu16(skb->data, 2, mp->ap->applid); capimsg_setu8 (skb->data, 4, CAPI_DATA_B3); capimsg_setu8 (skb->data, 5, CAPI_REQ); - capimsg_setu16(skb->data, 6, atomic_inc_return(&mp->msgid)); + capimsg_setu16(skb->data, 6, atomic_inc_return_unchecked(&mp->msgid)); capimsg_setu32(skb->data, 8, mp->ncci); /* NCCI */ capimsg_setu32(skb->data, 12, (u32)(long)skb->data);/* Data32 */ capimsg_setu16(skb->data, 16, len); /* Data length */ diff --git a/drivers/isdn/gigaset/bas-gigaset.c b/drivers/isdn/gigaset/bas-gigaset.c index aecec6d..11e13c5 100644 --- a/drivers/isdn/gigaset/bas-gigaset.c +++ b/drivers/isdn/gigaset/bas-gigaset.c @@ -2565,22 +2565,22 @@ static int gigaset_post_reset(struct usb_interface *intf) static const struct gigaset_ops gigops = { - gigaset_write_cmd, - gigaset_write_room, - gigaset_chars_in_buffer, - gigaset_brkchars, - gigaset_init_bchannel, - gigaset_close_bchannel, - gigaset_initbcshw, - gigaset_freebcshw, - gigaset_reinitbcshw, - gigaset_initcshw, - gigaset_freecshw, - gigaset_set_modem_ctrl, - gigaset_baud_rate, - gigaset_set_line_ctrl, - gigaset_isoc_send_skb, - gigaset_isoc_input, + .write_cmd = gigaset_write_cmd, + .write_room = gigaset_write_room, + .chars_in_buffer = gigaset_chars_in_buffer, + .brkchars = gigaset_brkchars, + .init_bchannel = gigaset_init_bchannel, + .close_bchannel = gigaset_close_bchannel, + .initbcshw = gigaset_initbcshw, + .freebcshw = gigaset_freebcshw, + .reinitbcshw = gigaset_reinitbcshw, + .initcshw = gigaset_initcshw, + .freecshw = gigaset_freecshw, + .set_modem_ctrl = gigaset_set_modem_ctrl, + .baud_rate = gigaset_baud_rate, + .set_line_ctrl = gigaset_set_line_ctrl, + .send_skb = gigaset_isoc_send_skb, + .handle_input = gigaset_isoc_input, }; /* bas_gigaset_init diff --git a/drivers/isdn/gigaset/interface.c b/drivers/isdn/gigaset/interface.c index 600c79b..3752bab 100644 --- a/drivers/isdn/gigaset/interface.c +++ b/drivers/isdn/gigaset/interface.c @@ -130,9 +130,9 @@ static int if_open(struct tty_struct *tty, struct file *filp) } tty->driver_data = cs; - ++cs->port.count; + atomic_inc(&cs->port.count); - if (cs->port.count == 1) { + if (atomic_read(&cs->port.count) == 1) { tty_port_tty_set(&cs->port, tty); cs->port.low_latency = 1; } @@ -156,9 +156,9 @@ static void if_close(struct tty_struct *tty, struct file *filp) if (!cs->connected) gig_dbg(DEBUG_IF, "not connected"); /* nothing to do */ - else if (!cs->port.count) + else if (!atomic_read(&cs->port.count)) dev_warn(cs->dev, "%s: device not opened\n", __func__); - else if (!--cs->port.count) + else if (!atomic_dec_return(&cs->port.count)) tty_port_tty_set(&cs->port, NULL); mutex_unlock(&cs->mutex); diff --git a/drivers/isdn/gigaset/ser-gigaset.c b/drivers/isdn/gigaset/ser-gigaset.c index 375be50..675293c 100644 --- a/drivers/isdn/gigaset/ser-gigaset.c +++ b/drivers/isdn/gigaset/ser-gigaset.c @@ -453,22 +453,22 @@ static int gigaset_set_line_ctrl(struct cardstate *cs, unsigned cflag) } static const struct gigaset_ops ops = { - gigaset_write_cmd, - gigaset_write_room, - gigaset_chars_in_buffer, - gigaset_brkchars, - gigaset_init_bchannel, - gigaset_close_bchannel, - gigaset_initbcshw, - gigaset_freebcshw, - gigaset_reinitbcshw, - gigaset_initcshw, - gigaset_freecshw, - gigaset_set_modem_ctrl, - gigaset_baud_rate, - gigaset_set_line_ctrl, - gigaset_m10x_send_skb, /* asyncdata.c */ - gigaset_m10x_input, /* asyncdata.c */ + .write_cmd = gigaset_write_cmd, + .write_room = gigaset_write_room, + .chars_in_buffer = gigaset_chars_in_buffer, + .brkchars = gigaset_brkchars, + .init_bchannel = gigaset_init_bchannel, + .close_bchannel = gigaset_close_bchannel, + .initbcshw = gigaset_initbcshw, + .freebcshw = gigaset_freebcshw, + .reinitbcshw = gigaset_reinitbcshw, + .initcshw = gigaset_initcshw, + .freecshw = gigaset_freecshw, + .set_modem_ctrl = gigaset_set_modem_ctrl, + .baud_rate = gigaset_baud_rate, + .set_line_ctrl = gigaset_set_line_ctrl, + .send_skb = gigaset_m10x_send_skb, /* asyncdata.c */ + .handle_input = gigaset_m10x_input, /* asyncdata.c */ }; diff --git a/drivers/isdn/gigaset/usb-gigaset.c b/drivers/isdn/gigaset/usb-gigaset.c index 5f306e2..5342f88 100644 --- a/drivers/isdn/gigaset/usb-gigaset.c +++ b/drivers/isdn/gigaset/usb-gigaset.c @@ -543,7 +543,7 @@ static int gigaset_brkchars(struct cardstate *cs, const unsigned char buf[6]) gigaset_dbg_buffer(DEBUG_USBREQ, "brkchars", 6, buf); memcpy(cs->hw.usb->bchars, buf, 6); return usb_control_msg(udev, usb_sndctrlpipe(udev, 0), 0x19, 0x41, - 0, 0, &buf, 6, 2000); + 0, 0, buf, 6, 2000); } static void gigaset_freebcshw(struct bc_state *bcs) @@ -862,22 +862,22 @@ static int gigaset_pre_reset(struct usb_interface *intf) } static const struct gigaset_ops ops = { - gigaset_write_cmd, - gigaset_write_room, - gigaset_chars_in_buffer, - gigaset_brkchars, - gigaset_init_bchannel, - gigaset_close_bchannel, - gigaset_initbcshw, - gigaset_freebcshw, - gigaset_reinitbcshw, - gigaset_initcshw, - gigaset_freecshw, - gigaset_set_modem_ctrl, - gigaset_baud_rate, - gigaset_set_line_ctrl, - gigaset_m10x_send_skb, - gigaset_m10x_input, + .write_cmd = gigaset_write_cmd, + .write_room = gigaset_write_room, + .chars_in_buffer = gigaset_chars_in_buffer, + .brkchars = gigaset_brkchars, + .init_bchannel = gigaset_init_bchannel, + .close_bchannel = gigaset_close_bchannel, + .initbcshw = gigaset_initbcshw, + .freebcshw = gigaset_freebcshw, + .reinitbcshw = gigaset_reinitbcshw, + .initcshw = gigaset_initcshw, + .freecshw = gigaset_freecshw, + .set_modem_ctrl = gigaset_set_modem_ctrl, + .baud_rate = gigaset_baud_rate, + .set_line_ctrl = gigaset_set_line_ctrl, + .send_skb = gigaset_m10x_send_skb, + .handle_input = gigaset_m10x_input, }; /* diff --git a/drivers/isdn/hardware/avm/b1.c b/drivers/isdn/hardware/avm/b1.c index 4d9b195..455075c 100644 --- a/drivers/isdn/hardware/avm/b1.c +++ b/drivers/isdn/hardware/avm/b1.c @@ -176,7 +176,7 @@ int b1_load_t4file(avmcard *card, capiloaddatapart *t4file) } if (left) { if (t4file->user) { - if (copy_from_user(buf, dp, left)) + if (left > sizeof buf || copy_from_user(buf, dp, left)) return -EFAULT; } else { memcpy(buf, dp, left); @@ -224,7 +224,7 @@ int b1_load_config(avmcard *card, capiloaddatapart *config) } if (left) { if (config->user) { - if (copy_from_user(buf, dp, left)) + if (left > sizeof buf || copy_from_user(buf, dp, left)) return -EFAULT; } else { memcpy(buf, dp, left); diff --git a/drivers/isdn/hisax/config.c b/drivers/isdn/hisax/config.c index b33f53b..bf04d2a 100644 --- a/drivers/isdn/hisax/config.c +++ b/drivers/isdn/hisax/config.c @@ -1896,7 +1896,7 @@ static void EChannel_proc_rcv(struct hisax_d_if *d_if) ptr--; *ptr++ = '\n'; *ptr = 0; - HiSax_putstatus(cs, NULL, "%s", cs->dlog); + HiSax_putstatus(cs, NULL, cs->dlog); } else HiSax_putstatus(cs, "LogEcho: ", "warning Frame too big (%d)", diff --git a/drivers/isdn/hisax/hfc_pci.c b/drivers/isdn/hisax/hfc_pci.c index 4a48255..90449e1 100644 --- a/drivers/isdn/hisax/hfc_pci.c +++ b/drivers/isdn/hisax/hfc_pci.c @@ -901,7 +901,7 @@ Begin: ptr--; *ptr++ = '\n'; *ptr = 0; - HiSax_putstatus(cs, NULL, "%s", cs->dlog); + HiSax_putstatus(cs, NULL, cs->dlog); } else HiSax_putstatus(cs, "LogEcho: ", "warning Frame too big (%d)", total - 3); } diff --git a/drivers/isdn/hisax/hfc_sx.c b/drivers/isdn/hisax/hfc_sx.c index b1fad81..13b2151 100644 --- a/drivers/isdn/hisax/hfc_sx.c +++ b/drivers/isdn/hisax/hfc_sx.c @@ -674,7 +674,7 @@ receive_emsg(struct IsdnCardState *cs) ptr--; *ptr++ = '\n'; *ptr = 0; - HiSax_putstatus(cs, NULL, "%s", cs->dlog); + HiSax_putstatus(cs, NULL, cs->dlog); } else HiSax_putstatus(cs, "LogEcho: ", "warning Frame too big (%d)", skb->len); } diff --git a/drivers/isdn/hisax/q931.c b/drivers/isdn/hisax/q931.c index b420f8b..ba4beb2 100644 --- a/drivers/isdn/hisax/q931.c +++ b/drivers/isdn/hisax/q931.c @@ -1179,7 +1179,7 @@ LogFrame(struct IsdnCardState *cs, u_char *buf, int size) dp--; *dp++ = '\n'; *dp = 0; - HiSax_putstatus(cs, NULL, "%s", cs->dlog); + HiSax_putstatus(cs, NULL, cs->dlog); } else HiSax_putstatus(cs, "LogFrame: ", "warning Frame too big (%d)", size); } @@ -1246,7 +1246,7 @@ dlogframe(struct IsdnCardState *cs, struct sk_buff *skb, int dir) } if (finish) { *dp = 0; - HiSax_putstatus(cs, NULL, "%s", cs->dlog); + HiSax_putstatus(cs, NULL, cs->dlog); return; } if ((0xfe & buf[0]) == PROTO_DIS_N0) { /* 1TR6 */ @@ -1509,5 +1509,5 @@ dlogframe(struct IsdnCardState *cs, struct sk_buff *skb, int dir) dp += sprintf(dp, "Unknown protocol %x!", buf[0]); } *dp = 0; - HiSax_putstatus(cs, NULL, "%s", cs->dlog); + HiSax_putstatus(cs, NULL, cs->dlog); } diff --git a/drivers/isdn/i4l/isdn_common.c b/drivers/isdn/i4l/isdn_common.c index 9b856e1..fa03c92 100644 --- a/drivers/isdn/i4l/isdn_common.c +++ b/drivers/isdn/i4l/isdn_common.c @@ -1654,6 +1654,8 @@ isdn_ioctl(struct file *file, uint cmd, ulong arg) } else return -EINVAL; case IIOCDBGVAR: + if (!capable(CAP_SYS_RAWIO)) + return -EPERM; if (arg) { if (copy_to_user(argp, &dev, sizeof(ulong))) return -EFAULT; diff --git a/drivers/isdn/i4l/isdn_concap.c b/drivers/isdn/i4l/isdn_concap.c index 91d5730..336523e 100644 --- a/drivers/isdn/i4l/isdn_concap.c +++ b/drivers/isdn/i4l/isdn_concap.c @@ -80,9 +80,9 @@ static int isdn_concap_dl_disconn_req(struct concap_proto *concap) } struct concap_device_ops isdn_concap_reliable_dl_dops = { - &isdn_concap_dl_data_req, - &isdn_concap_dl_connect_req, - &isdn_concap_dl_disconn_req + .data_req = &isdn_concap_dl_data_req, + .connect_req = &isdn_concap_dl_connect_req, + .disconn_req = &isdn_concap_dl_disconn_req }; /* The following should better go into a dedicated source file such that diff --git a/drivers/isdn/i4l/isdn_tty.c b/drivers/isdn/i4l/isdn_tty.c index bc91261..2ef7e36 100644 --- a/drivers/isdn/i4l/isdn_tty.c +++ b/drivers/isdn/i4l/isdn_tty.c @@ -1503,9 +1503,9 @@ isdn_tty_open(struct tty_struct *tty, struct file *filp) #ifdef ISDN_DEBUG_MODEM_OPEN printk(KERN_DEBUG "isdn_tty_open %s, count = %d\n", tty->name, - port->count); + atomic_read(&port->count)); #endif - port->count++; + atomic_inc(&port->count); port->tty = tty; /* * Start up serial port @@ -1549,7 +1549,7 @@ isdn_tty_close(struct tty_struct *tty, struct file *filp) #endif return; } - if ((tty->count == 1) && (port->count != 1)) { + if ((tty->count == 1) && (atomic_read(&port->count) != 1)) { /* * Uh, oh. tty->count is 1, which means that the tty * structure will be freed. Info->count should always @@ -1558,15 +1558,15 @@ isdn_tty_close(struct tty_struct *tty, struct file *filp) * serial port won't be shutdown. */ printk(KERN_ERR "isdn_tty_close: bad port count; tty->count is 1, " - "info->count is %d\n", port->count); - port->count = 1; + "info->count is %d\n", atomic_read(&port->count)); + atomic_set(&port->count, 1); } - if (--port->count < 0) { + if (atomic_dec_return(&port->count) < 0) { printk(KERN_ERR "isdn_tty_close: bad port count for ttyi%d: %d\n", - info->line, port->count); - port->count = 0; + info->line, atomic_read(&port->count)); + atomic_set(&port->count, 0); } - if (port->count) { + if (atomic_read(&port->count)) { #ifdef ISDN_DEBUG_MODEM_OPEN printk(KERN_DEBUG "isdn_tty_close after info->count != 0\n"); #endif @@ -1620,7 +1620,7 @@ isdn_tty_hangup(struct tty_struct *tty) if (isdn_tty_paranoia_check(info, tty->name, "isdn_tty_hangup")) return; isdn_tty_shutdown(info); - port->count = 0; + atomic_set(&port->count, 0); port->flags &= ~ASYNC_NORMAL_ACTIVE; port->tty = NULL; wake_up_interruptible(&port->open_wait); @@ -1965,7 +1965,7 @@ isdn_tty_find_icall(int di, int ch, setup_parm *setup) for (i = 0; i < ISDN_MAX_CHANNELS; i++) { modem_info *info = &dev->mdm.info[i]; - if (info->port.count == 0) + if (atomic_read(&info->port.count) == 0) continue; if ((info->emu.mdmreg[REG_SI1] & si2bit[si1]) && /* SI1 is matching */ (info->emu.mdmreg[REG_SI2] == si2)) { /* SI2 is matching */ diff --git a/drivers/isdn/i4l/isdn_x25iface.c b/drivers/isdn/i4l/isdn_x25iface.c index e2d4e58..40cd045 100644 --- a/drivers/isdn/i4l/isdn_x25iface.c +++ b/drivers/isdn/i4l/isdn_x25iface.c @@ -53,14 +53,14 @@ static int isdn_x25iface_disconn_ind(struct concap_proto *); static struct concap_proto_ops ix25_pops = { - &isdn_x25iface_proto_new, - &isdn_x25iface_proto_del, - &isdn_x25iface_proto_restart, - &isdn_x25iface_proto_close, - &isdn_x25iface_xmit, - &isdn_x25iface_receive, - &isdn_x25iface_connect_ind, - &isdn_x25iface_disconn_ind + .proto_new = &isdn_x25iface_proto_new, + .proto_del = &isdn_x25iface_proto_del, + .restart = &isdn_x25iface_proto_restart, + .close = &isdn_x25iface_proto_close, + .encap_and_xmit = &isdn_x25iface_xmit, + .data_ind = &isdn_x25iface_receive, + .connect_ind = &isdn_x25iface_connect_ind, + .disconn_ind = &isdn_x25iface_disconn_ind }; /* error message helper function */ diff --git a/drivers/isdn/icn/icn.c b/drivers/isdn/icn/icn.c index 358a574..b4987ea 100644 --- a/drivers/isdn/icn/icn.c +++ b/drivers/isdn/icn/icn.c @@ -1045,7 +1045,7 @@ icn_writecmd(const u_char *buf, int len, int user, icn_card *card) if (count > len) count = len; if (user) { - if (copy_from_user(msg, buf, count)) + if (count > sizeof msg || copy_from_user(msg, buf, count)) return -EFAULT; } else memcpy(msg, buf, count); diff --git a/drivers/isdn/mISDN/dsp_cmx.c b/drivers/isdn/mISDN/dsp_cmx.c index 8e3aa00..65200ac 100644 --- a/drivers/isdn/mISDN/dsp_cmx.c +++ b/drivers/isdn/mISDN/dsp_cmx.c @@ -1625,7 +1625,7 @@ unsigned long dsp_spl_jiffies; /* calculate the next time to fire */ static u16 dsp_count; /* last sample count */ static int dsp_count_valid; /* if we have last sample count */ -void +void __intentional_overflow(-1) dsp_cmx_send(void *arg) { struct dsp_conf *conf; diff --git a/drivers/lguest/core.c b/drivers/lguest/core.c index 312ffd3..d060510 100644 --- a/drivers/lguest/core.c +++ b/drivers/lguest/core.c @@ -96,9 +96,17 @@ static __init int map_switcher(void) * The end address needs +1 because __get_vm_area allocates an * extra guard page, so we need space for that. */ + +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) + switcher_vma = __get_vm_area(TOTAL_SWITCHER_PAGES * PAGE_SIZE, + VM_ALLOC | VM_KERNEXEC, switcher_addr, switcher_addr + + (TOTAL_SWITCHER_PAGES+1) * PAGE_SIZE); +#else switcher_vma = __get_vm_area(TOTAL_SWITCHER_PAGES * PAGE_SIZE, VM_ALLOC, switcher_addr, switcher_addr + (TOTAL_SWITCHER_PAGES+1) * PAGE_SIZE); +#endif + if (!switcher_vma) { err = -ENOMEM; printk("lguest: could not map switcher pages high\n"); @@ -121,7 +129,7 @@ static __init int map_switcher(void) * Now the Switcher is mapped at the right address, we can't fail! * Copy in the compiled-in Switcher code (from x86/switcher_32.S). */ - memcpy(switcher_vma->addr, start_switcher_text, + memcpy(switcher_vma->addr, (void *)ktla_ktva((unsigned long)start_switcher_text), end_switcher_text - start_switcher_text); printk(KERN_INFO "lguest: mapped switcher at %p\n", diff --git a/drivers/lguest/page_tables.c b/drivers/lguest/page_tables.c index e3abebc9..6a35328 100644 --- a/drivers/lguest/page_tables.c +++ b/drivers/lguest/page_tables.c @@ -585,7 +585,7 @@ void pin_page(struct lg_cpu *cpu, unsigned long vaddr) /*:*/ #ifdef CONFIG_X86_PAE -static void release_pmd(pmd_t *spmd) +static void __intentional_overflow(-1) release_pmd(pmd_t *spmd) { /* If the entry's not present, there's nothing to release. */ if (pmd_flags(*spmd) & _PAGE_PRESENT) { diff --git a/drivers/lguest/x86/core.c b/drivers/lguest/x86/core.c index 6a4cd77..c9e2d9f 100644 --- a/drivers/lguest/x86/core.c +++ b/drivers/lguest/x86/core.c @@ -60,7 +60,7 @@ static struct { /* Offset from where switcher.S was compiled to where we've copied it */ static unsigned long switcher_offset(void) { - return switcher_addr - (unsigned long)start_switcher_text; + return switcher_addr - ktla_ktva((unsigned long)start_switcher_text); } /* This cpu's struct lguest_pages (after the Switcher text page) */ @@ -100,7 +100,13 @@ static void copy_in_guest_info(struct lg_cpu *cpu, struct lguest_pages *pages) * These copies are pretty cheap, so we do them unconditionally: */ /* Save the current Host top-level page directory. */ + +#ifdef CONFIG_PAX_PER_CPU_PGD + pages->state.host_cr3 = read_cr3(); +#else pages->state.host_cr3 = __pa(current->mm->pgd); +#endif + /* * Set up the Guest's page tables to see this CPU's pages (and no * other CPU's pages). @@ -494,7 +500,7 @@ void __init lguest_arch_host_init(void) * compiled-in switcher code and the high-mapped copy we just made. */ for (i = 0; i < IDT_ENTRIES; i++) - default_idt_entries[i] += switcher_offset(); + default_idt_entries[i] = ktla_ktva(default_idt_entries[i]) + switcher_offset(); /* * Set up the Switcher's per-cpu areas. @@ -577,7 +583,7 @@ void __init lguest_arch_host_init(void) * it will be undisturbed when we switch. To change %cs and jump we * need this structure to feed to Intel's "lcall" instruction. */ - lguest_entry.offset = (long)switch_to_guest + switcher_offset(); + lguest_entry.offset = ktla_ktva((unsigned long)switch_to_guest) + switcher_offset(); lguest_entry.segment = LGUEST_CS; /* diff --git a/drivers/lguest/x86/switcher_32.S b/drivers/lguest/x86/switcher_32.S index 40634b0..4f5855e 100644 --- a/drivers/lguest/x86/switcher_32.S +++ b/drivers/lguest/x86/switcher_32.S @@ -87,6 +87,7 @@ #include <asm/page.h> #include <asm/segment.h> #include <asm/lguest.h> +#include <asm/processor-flags.h> // We mark the start of the code to copy // It's placed in .text tho it's never run here @@ -149,6 +150,13 @@ ENTRY(switch_to_guest) // Changes type when we load it: damn Intel! // For after we switch over our page tables // That entry will be read-only: we'd crash. + +#ifdef CONFIG_PAX_KERNEXEC + mov %cr0, %edx + xor $X86_CR0_WP, %edx + mov %edx, %cr0 +#endif + movl $(GDT_ENTRY_TSS*8), %edx ltr %dx @@ -157,9 +165,15 @@ ENTRY(switch_to_guest) // Let's clear it again for our return. // The GDT descriptor of the Host // Points to the table after two "size" bytes - movl (LGUEST_PAGES_host_gdt_desc+2)(%eax), %edx + movl (LGUEST_PAGES_host_gdt_desc+2)(%eax), %eax // Clear "used" from type field (byte 5, bit 2) - andb $0xFD, (GDT_ENTRY_TSS*8 + 5)(%edx) + andb $0xFD, (GDT_ENTRY_TSS*8 + 5)(%eax) + +#ifdef CONFIG_PAX_KERNEXEC + mov %cr0, %eax + xor $X86_CR0_WP, %eax + mov %eax, %cr0 +#endif // Once our page table's switched, the Guest is live! // The Host fades as we run this final step. @@ -295,13 +309,12 @@ deliver_to_host: // I consulted gcc, and it gave // These instructions, which I gladly credit: leal (%edx,%ebx,8), %eax - movzwl (%eax),%edx - movl 4(%eax), %eax - xorw %ax, %ax - orl %eax, %edx + movl 4(%eax), %edx + movw (%eax), %dx // Now the address of the handler's in %edx // We call it now: its "iret" drops us home. - jmp *%edx + ljmp $__KERNEL_CS, $1f +1: jmp *%edx // Every interrupt can come to us here // But we must truly tell each apart. diff --git a/drivers/md/bcache/Kconfig b/drivers/md/bcache/Kconfig index 4d20088..de60cb2 100644 --- a/drivers/md/bcache/Kconfig +++ b/drivers/md/bcache/Kconfig @@ -20,6 +20,7 @@ config BCACHE_CLOSURES_DEBUG bool "Debug closures" depends on BCACHE select DEBUG_FS + depends on !GRKERNSEC_KMEM ---help--- Keeps all active closures in a linked list and provides a debugfs interface to list them, which makes it possible to see asynchronous diff --git a/drivers/md/bcache/closure.h b/drivers/md/bcache/closure.h index 782cc2c..4fdd593 100644 --- a/drivers/md/bcache/closure.h +++ b/drivers/md/bcache/closure.h @@ -238,7 +238,7 @@ static inline void closure_set_stopped(struct closure *cl) static inline void set_closure_fn(struct closure *cl, closure_fn *fn, struct workqueue_struct *wq) { - BUG_ON(object_is_on_stack(cl)); + BUG_ON(object_starts_on_stack(cl)); closure_set_ip(cl); cl->fn = fn; cl->wq = wq; diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c index 48b5890..b0af0ca 100644 --- a/drivers/md/bitmap.c +++ b/drivers/md/bitmap.c @@ -1933,7 +1933,7 @@ void bitmap_status(struct seq_file *seq, struct bitmap *bitmap) chunk_kb ? "KB" : "B"); if (bitmap->storage.file) { seq_printf(seq, ", file: "); - seq_file_path(seq, bitmap->storage.file, " \t\n"); + seq_file_path(seq, bitmap->storage.file, " \t\n\\"); } seq_printf(seq, "\n"); diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c index 80a4395..a5a8981 100644 --- a/drivers/md/dm-ioctl.c +++ b/drivers/md/dm-ioctl.c @@ -1773,7 +1773,7 @@ static int validate_params(uint cmd, struct dm_ioctl *param) cmd == DM_LIST_VERSIONS_CMD) return 0; - if ((cmd == DM_DEV_CREATE_CMD)) { + if (cmd == DM_DEV_CREATE_CMD) { if (!*param->name) { DMWARN("name not supplied when creating device"); return -EINVAL; diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c index f2a363a..9f4763b 100644 --- a/drivers/md/dm-raid1.c +++ b/drivers/md/dm-raid1.c @@ -42,7 +42,7 @@ enum dm_raid1_error { struct mirror { struct mirror_set *ms; - atomic_t error_count; + atomic_unchecked_t error_count; unsigned long error_type; struct dm_dev *dev; sector_t offset; @@ -188,7 +188,7 @@ static struct mirror *get_valid_mirror(struct mirror_set *ms) struct mirror *m; for (m = ms->mirror; m < ms->mirror + ms->nr_mirrors; m++) - if (!atomic_read(&m->error_count)) + if (!atomic_read_unchecked(&m->error_count)) return m; return NULL; @@ -220,7 +220,7 @@ static void fail_mirror(struct mirror *m, enum dm_raid1_error error_type) * simple way to tell if a device has encountered * errors. */ - atomic_inc(&m->error_count); + atomic_inc_unchecked(&m->error_count); if (test_and_set_bit(error_type, &m->error_type)) return; @@ -378,7 +378,7 @@ static void reset_ms_flags(struct mirror_set *ms) ms->leg_failure = 0; for (m = 0; m < ms->nr_mirrors; m++) { - atomic_set(&(ms->mirror[m].error_count), 0); + atomic_set_unchecked(&(ms->mirror[m].error_count), 0); ms->mirror[m].error_type = 0; } } @@ -423,7 +423,7 @@ static struct mirror *choose_mirror(struct mirror_set *ms, sector_t sector) struct mirror *m = get_default_mirror(ms); do { - if (likely(!atomic_read(&m->error_count))) + if (likely(!atomic_read_unchecked(&m->error_count))) return m; if (m-- == ms->mirror) @@ -437,7 +437,7 @@ static int default_ok(struct mirror *m) { struct mirror *default_mirror = get_default_mirror(m->ms); - return !atomic_read(&default_mirror->error_count); + return !atomic_read_unchecked(&default_mirror->error_count); } static int mirror_available(struct mirror_set *ms, struct bio *bio) @@ -576,7 +576,7 @@ static void do_reads(struct mirror_set *ms, struct bio_list *reads) */ if (likely(region_in_sync(ms, region, 1))) m = choose_mirror(ms, bio->bi_iter.bi_sector); - else if (m && atomic_read(&m->error_count)) + else if (m && atomic_read_unchecked(&m->error_count)) m = NULL; if (likely(m)) @@ -960,7 +960,7 @@ static int get_mirror(struct mirror_set *ms, struct dm_target *ti, } ms->mirror[mirror].ms = ms; - atomic_set(&(ms->mirror[mirror].error_count), 0); + atomic_set_unchecked(&(ms->mirror[mirror].error_count), 0); ms->mirror[mirror].error_type = 0; ms->mirror[mirror].offset = offset; @@ -1384,7 +1384,7 @@ static void mirror_resume(struct dm_target *ti) */ static char device_status_char(struct mirror *m) { - if (!atomic_read(&(m->error_count))) + if (!atomic_read_unchecked(&(m->error_count))) return 'A'; return (test_bit(DM_RAID1_FLUSH_ERROR, &(m->error_type))) ? 'F' : diff --git a/drivers/md/dm-stats.c b/drivers/md/dm-stats.c index 8289804..12db118 100644 --- a/drivers/md/dm-stats.c +++ b/drivers/md/dm-stats.c @@ -435,7 +435,7 @@ do_sync_free: synchronize_rcu_expedited(); dm_stat_free(&s->rcu_head); } else { - ACCESS_ONCE(dm_stat_need_rcu_barrier) = 1; + ACCESS_ONCE_RW(dm_stat_need_rcu_barrier) = 1; call_rcu(&s->rcu_head, dm_stat_free); } return 0; @@ -648,8 +648,8 @@ void dm_stats_account_io(struct dm_stats *stats, unsigned long bi_rw, ((bi_rw & (REQ_WRITE | REQ_DISCARD)) == (ACCESS_ONCE(last->last_rw) & (REQ_WRITE | REQ_DISCARD))) )); - ACCESS_ONCE(last->last_sector) = end_sector; - ACCESS_ONCE(last->last_rw) = bi_rw; + ACCESS_ONCE_RW(last->last_sector) = end_sector; + ACCESS_ONCE_RW(last->last_rw) = bi_rw; } rcu_read_lock(); diff --git a/drivers/md/dm-stripe.c b/drivers/md/dm-stripe.c index 797ddb9..9595c24 100644 --- a/drivers/md/dm-stripe.c +++ b/drivers/md/dm-stripe.c @@ -21,7 +21,7 @@ struct stripe { struct dm_dev *dev; sector_t physical_start; - atomic_t error_count; + atomic_unchecked_t error_count; }; struct stripe_c { @@ -190,7 +190,7 @@ static int stripe_ctr(struct dm_target *ti, unsigned int argc, char **argv) kfree(sc); return r; } - atomic_set(&(sc->stripe[i].error_count), 0); + atomic_set_unchecked(&(sc->stripe[i].error_count), 0); } ti->private = sc; @@ -334,7 +334,7 @@ static void stripe_status(struct dm_target *ti, status_type_t type, DMEMIT("%d ", sc->stripes); for (i = 0; i < sc->stripes; i++) { DMEMIT("%s ", sc->stripe[i].dev->name); - buffer[i] = atomic_read(&(sc->stripe[i].error_count)) ? + buffer[i] = atomic_read_unchecked(&(sc->stripe[i].error_count)) ? 'D' : 'A'; } buffer[i] = '\0'; @@ -379,8 +379,8 @@ static int stripe_end_io(struct dm_target *ti, struct bio *bio, int error) */ for (i = 0; i < sc->stripes; i++) if (!strcmp(sc->stripe[i].dev->name, major_minor)) { - atomic_inc(&(sc->stripe[i].error_count)); - if (atomic_read(&(sc->stripe[i].error_count)) < + atomic_inc_unchecked(&(sc->stripe[i].error_count)); + if (atomic_read_unchecked(&(sc->stripe[i].error_count)) < DM_IO_ERROR_THRESHOLD) schedule_work(&sc->trigger_event); } diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c index e76ed00..aee345b 100644 --- a/drivers/md/dm-table.c +++ b/drivers/md/dm-table.c @@ -305,7 +305,7 @@ static int device_area_is_invalid(struct dm_target *ti, struct dm_dev *dev, if (!dev_size) return 0; - if ((start >= dev_size) || (start + len > dev_size)) { + if ((start >= dev_size) || (len > dev_size - start)) { DMWARN("%s: %s too small for target: " "start=%llu, len=%llu, dev_size=%llu", dm_device_name(ti->table->md), bdevname(bdev, b), diff --git a/drivers/md/dm-thin-metadata.c b/drivers/md/dm-thin-metadata.c index 6ba47cf..a870ba2 100644 --- a/drivers/md/dm-thin-metadata.c +++ b/drivers/md/dm-thin-metadata.c @@ -403,7 +403,7 @@ static void __setup_btree_details(struct dm_pool_metadata *pmd) { pmd->info.tm = pmd->tm; pmd->info.levels = 2; - pmd->info.value_type.context = pmd->data_sm; + pmd->info.value_type.context = (dm_space_map_no_const *)pmd->data_sm; pmd->info.value_type.size = sizeof(__le64); pmd->info.value_type.inc = data_block_inc; pmd->info.value_type.dec = data_block_dec; @@ -422,7 +422,7 @@ static void __setup_btree_details(struct dm_pool_metadata *pmd) pmd->bl_info.tm = pmd->tm; pmd->bl_info.levels = 1; - pmd->bl_info.value_type.context = pmd->data_sm; + pmd->bl_info.value_type.context = (dm_space_map_no_const *)pmd->data_sm; pmd->bl_info.value_type.size = sizeof(__le64); pmd->bl_info.value_type.inc = data_block_inc; pmd->bl_info.value_type.dec = data_block_dec; diff --git a/drivers/md/dm.c b/drivers/md/dm.c index 1b5c604..cd00629 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -193,9 +193,9 @@ struct mapped_device { /* * Event handling. */ - atomic_t event_nr; + atomic_unchecked_t event_nr; wait_queue_head_t eventq; - atomic_t uevent_seq; + atomic_unchecked_t uevent_seq; struct list_head uevent_list; spinlock_t uevent_lock; /* Protect access to uevent_list */ @@ -704,14 +704,16 @@ static void queue_io(struct mapped_device *md, struct bio *bio) * function to access the md->map field, and make sure they call * dm_put_live_table() when finished. */ -struct dm_table *dm_get_live_table(struct mapped_device *md, int *srcu_idx) __acquires(md->io_barrier) +struct dm_table *dm_get_live_table(struct mapped_device *md, int *srcu_idx) __acquires(&md->io_barrier); +struct dm_table *dm_get_live_table(struct mapped_device *md, int *srcu_idx) { *srcu_idx = srcu_read_lock(&md->io_barrier); return srcu_dereference(md->map, &md->io_barrier); } -void dm_put_live_table(struct mapped_device *md, int srcu_idx) __releases(md->io_barrier) +void dm_put_live_table(struct mapped_device *md, int srcu_idx) __releases(&md->io_barrier); +void dm_put_live_table(struct mapped_device *md, int srcu_idx) { srcu_read_unlock(&md->io_barrier, srcu_idx); } @@ -726,13 +728,15 @@ void dm_sync_table(struct mapped_device *md) * A fast alternative to dm_get_live_table/dm_put_live_table. * The caller must not block between these two functions. */ -static struct dm_table *dm_get_live_table_fast(struct mapped_device *md) __acquires(RCU) +static struct dm_table *dm_get_live_table_fast(struct mapped_device *md) __acquires(RCU); +static struct dm_table *dm_get_live_table_fast(struct mapped_device *md) { rcu_read_lock(); return rcu_dereference(md->map); } -static void dm_put_live_table_fast(struct mapped_device *md) __releases(RCU) +static void dm_put_live_table_fast(struct mapped_device *md) __releases(RCU); +static void dm_put_live_table_fast(struct mapped_device *md) { rcu_read_unlock(); } @@ -2286,8 +2290,8 @@ static struct mapped_device *alloc_dev(int minor) spin_lock_init(&md->deferred_lock); atomic_set(&md->holders, 1); atomic_set(&md->open_count, 0); - atomic_set(&md->event_nr, 0); - atomic_set(&md->uevent_seq, 0); + atomic_set_unchecked(&md->event_nr, 0); + atomic_set_unchecked(&md->uevent_seq, 0); INIT_LIST_HEAD(&md->uevent_list); INIT_LIST_HEAD(&md->table_devices); spin_lock_init(&md->uevent_lock); @@ -2428,7 +2432,7 @@ static void event_callback(void *context) dm_send_uevents(&uevents, &disk_to_dev(md->disk)->kobj); - atomic_inc(&md->event_nr); + atomic_inc_unchecked(&md->event_nr); wake_up(&md->eventq); } @@ -3365,18 +3369,18 @@ int dm_kobject_uevent(struct mapped_device *md, enum kobject_action action, uint32_t dm_next_uevent_seq(struct mapped_device *md) { - return atomic_add_return(1, &md->uevent_seq); + return atomic_add_return_unchecked(1, &md->uevent_seq); } uint32_t dm_get_event_nr(struct mapped_device *md) { - return atomic_read(&md->event_nr); + return atomic_read_unchecked(&md->event_nr); } int dm_wait_event(struct mapped_device *md, int event_nr) { return wait_event_interruptible(md->eventq, - (event_nr != atomic_read(&md->event_nr))); + (event_nr != atomic_read_unchecked(&md->event_nr))); } void dm_uevent_add(struct mapped_device *md, struct list_head *elist) diff --git a/drivers/md/md.c b/drivers/md/md.c index 3fe3d04..e7adf83 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -197,10 +197,10 @@ EXPORT_SYMBOL_GPL(bio_clone_mddev); * start build, activate spare */ static DECLARE_WAIT_QUEUE_HEAD(md_event_waiters); -static atomic_t md_event_count; +static atomic_unchecked_t md_event_count; void md_new_event(struct mddev *mddev) { - atomic_inc(&md_event_count); + atomic_inc_unchecked(&md_event_count); wake_up(&md_event_waiters); } EXPORT_SYMBOL_GPL(md_new_event); @@ -210,7 +210,7 @@ EXPORT_SYMBOL_GPL(md_new_event); */ static void md_new_event_inintr(struct mddev *mddev) { - atomic_inc(&md_event_count); + atomic_inc_unchecked(&md_event_count); wake_up(&md_event_waiters); } @@ -1431,7 +1431,7 @@ static int super_1_load(struct md_rdev *rdev, struct md_rdev *refdev, int minor_ if ((le32_to_cpu(sb->feature_map) & MD_FEATURE_RESHAPE_ACTIVE) && (le32_to_cpu(sb->feature_map) & MD_FEATURE_NEW_OFFSET)) rdev->new_data_offset += (s32)le32_to_cpu(sb->new_offset); - atomic_set(&rdev->corrected_errors, le32_to_cpu(sb->cnt_corrected_read)); + atomic_set_unchecked(&rdev->corrected_errors, le32_to_cpu(sb->cnt_corrected_read)); rdev->sb_size = le32_to_cpu(sb->max_dev) * 2 + 256; bmask = queue_logical_block_size(rdev->bdev->bd_disk->queue)-1; @@ -1682,7 +1682,7 @@ static void super_1_sync(struct mddev *mddev, struct md_rdev *rdev) else sb->resync_offset = cpu_to_le64(0); - sb->cnt_corrected_read = cpu_to_le32(atomic_read(&rdev->corrected_errors)); + sb->cnt_corrected_read = cpu_to_le32(atomic_read_unchecked(&rdev->corrected_errors)); sb->raid_disks = cpu_to_le32(mddev->raid_disks); sb->size = cpu_to_le64(mddev->dev_sectors); @@ -2604,7 +2604,7 @@ __ATTR_PREALLOC(state, S_IRUGO|S_IWUSR, state_show, state_store); static ssize_t errors_show(struct md_rdev *rdev, char *page) { - return sprintf(page, "%d\n", atomic_read(&rdev->corrected_errors)); + return sprintf(page, "%d\n", atomic_read_unchecked(&rdev->corrected_errors)); } static ssize_t @@ -2616,7 +2616,7 @@ errors_store(struct md_rdev *rdev, const char *buf, size_t len) rv = kstrtouint(buf, 10, &n); if (rv < 0) return rv; - atomic_set(&rdev->corrected_errors, n); + atomic_set_unchecked(&rdev->corrected_errors, n); return len; } static struct rdev_sysfs_entry rdev_errors = @@ -3053,8 +3053,8 @@ int md_rdev_init(struct md_rdev *rdev) rdev->sb_loaded = 0; rdev->bb_page = NULL; atomic_set(&rdev->nr_pending, 0); - atomic_set(&rdev->read_errors, 0); - atomic_set(&rdev->corrected_errors, 0); + atomic_set_unchecked(&rdev->read_errors, 0); + atomic_set_unchecked(&rdev->corrected_errors, 0); INIT_LIST_HEAD(&rdev->same_set); init_waitqueue_head(&rdev->blocked_wait); @@ -5709,9 +5709,10 @@ static int get_array_info(struct mddev *mddev, void __user *arg) info.patch_version = MD_PATCHLEVEL_VERSION; info.ctime = mddev->ctime; info.level = mddev->level; - info.size = mddev->dev_sectors / 2; - if (info.size != mddev->dev_sectors / 2) /* overflow */ + if (2 * (sector_t)INT_MAX < mddev->dev_sectors) /* overflow */ info.size = -1; + else + info.size = mddev->dev_sectors / 2; info.nr_disks = nr; info.raid_disks = mddev->raid_disks; info.md_minor = mddev->md_minor; @@ -7257,7 +7258,7 @@ static int md_seq_show(struct seq_file *seq, void *v) spin_unlock(&pers_lock); seq_printf(seq, "\n"); - seq->poll_event = atomic_read(&md_event_count); + seq->poll_event = atomic_read_unchecked(&md_event_count); return 0; } if (v == (void*)2) { @@ -7355,7 +7356,7 @@ static int md_seq_open(struct inode *inode, struct file *file) return error; seq = file->private_data; - seq->poll_event = atomic_read(&md_event_count); + seq->poll_event = atomic_read_unchecked(&md_event_count); return error; } @@ -7372,7 +7373,7 @@ static unsigned int mdstat_poll(struct file *filp, poll_table *wait) /* always allow read */ mask = POLLIN | POLLRDNORM; - if (seq->poll_event != atomic_read(&md_event_count)) + if (seq->poll_event != atomic_read_unchecked(&md_event_count)) mask |= POLLERR | POLLPRI; return mask; } @@ -7472,7 +7473,7 @@ static int is_mddev_idle(struct mddev *mddev, int init) struct gendisk *disk = rdev->bdev->bd_contains->bd_disk; curr_events = (int)part_stat_read(&disk->part0, sectors[0]) + (int)part_stat_read(&disk->part0, sectors[1]) - - atomic_read(&disk->sync_io); + atomic_read_unchecked(&disk->sync_io); /* sync IO will cause sync_io to increase before the disk_stats * as sync_io is counted when a request starts, and * disk_stats is counted when it completes. diff --git a/drivers/md/md.h b/drivers/md/md.h index ab33957..126a644 100644 --- a/drivers/md/md.h +++ b/drivers/md/md.h @@ -96,13 +96,13 @@ struct md_rdev { * only maintained for arrays that * support hot removal */ - atomic_t read_errors; /* number of consecutive read errors that + atomic_unchecked_t read_errors; /* number of consecutive read errors that * we have tried to ignore. */ struct timespec last_read_error; /* monotonic time since our * last read error */ - atomic_t corrected_errors; /* number of corrected read errors, + atomic_unchecked_t corrected_errors; /* number of corrected read errors, * for reporting to userspace and storing * in superblock. */ @@ -479,7 +479,7 @@ extern void mddev_unlock(struct mddev *mddev); static inline void md_sync_acct(struct block_device *bdev, unsigned long nr_sectors) { - atomic_add(nr_sectors, &bdev->bd_contains->bd_disk->sync_io); + atomic_add_unchecked(nr_sectors, &bdev->bd_contains->bd_disk->sync_io); } struct md_personality diff --git a/drivers/md/persistent-data/dm-space-map-metadata.c b/drivers/md/persistent-data/dm-space-map-metadata.c index 5309129..7fb096e 100644 --- a/drivers/md/persistent-data/dm-space-map-metadata.c +++ b/drivers/md/persistent-data/dm-space-map-metadata.c @@ -691,7 +691,7 @@ static int sm_metadata_extend(struct dm_space_map *sm, dm_block_t extra_blocks) * Flick into a mode where all blocks get allocated in the new area. */ smm->begin = old_len; - memcpy(sm, &bootstrap_ops, sizeof(*sm)); + memcpy((void *)sm, &bootstrap_ops, sizeof(*sm)); /* * Extend. @@ -728,7 +728,7 @@ out: /* * Switch back to normal behaviour. */ - memcpy(sm, &ops, sizeof(*sm)); + memcpy((void *)sm, &ops, sizeof(*sm)); return r; } diff --git a/drivers/md/persistent-data/dm-space-map.h b/drivers/md/persistent-data/dm-space-map.h index 3e6d115..ffecdeb 100644 --- a/drivers/md/persistent-data/dm-space-map.h +++ b/drivers/md/persistent-data/dm-space-map.h @@ -71,6 +71,7 @@ struct dm_space_map { dm_sm_threshold_fn fn, void *context); }; +typedef struct dm_space_map __no_const dm_space_map_no_const; /*----------------------------------------------------------------*/ diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index d9d031e..38e5356 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -1061,7 +1061,7 @@ static void make_request(struct mddev *mddev, struct bio * bio) struct blk_plug_cb *cb; struct raid1_plug_cb *plug = NULL; int first_clone; - int sectors_handled; + sector_t sectors_handled; int max_sectors; sector_t start_next_window; @@ -1884,7 +1884,7 @@ static int fix_sync_read_error(struct r1bio *r1_bio) if (r1_sync_page_io(rdev, sect, s, bio->bi_io_vec[idx].bv_page, READ) != 0) - atomic_add(s, &rdev->corrected_errors); + atomic_add_unchecked(s, &rdev->corrected_errors); } sectors -= s; sect += s; @@ -2116,7 +2116,7 @@ static void fix_read_error(struct r1conf *conf, int read_disk, !test_bit(Faulty, &rdev->flags)) { if (r1_sync_page_io(rdev, sect, s, conf->tmppage, READ)) { - atomic_add(s, &rdev->corrected_errors); + atomic_add_unchecked(s, &rdev->corrected_errors); printk(KERN_INFO "md/raid1:%s: read error corrected " "(%d sectors at %llu on %s)\n", diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 96f3659..38437f5 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -1068,7 +1068,7 @@ static void __make_request(struct mddev *mddev, struct bio *bio) struct md_rdev *blocked_rdev; struct blk_plug_cb *cb; struct raid10_plug_cb *plug = NULL; - int sectors_handled; + sector_t sectors_handled; int max_sectors; int sectors; @@ -1827,7 +1827,7 @@ static void end_sync_read(struct bio *bio) /* The write handler will notice the lack of * R10BIO_Uptodate and record any errors etc */ - atomic_add(r10_bio->sectors, + atomic_add_unchecked(r10_bio->sectors, &conf->mirrors[d].rdev->corrected_errors); /* for reconstruct, we always reschedule after a read. @@ -2173,7 +2173,7 @@ static void check_decay_read_errors(struct mddev *mddev, struct md_rdev *rdev) { struct timespec cur_time_mon; unsigned long hours_since_last; - unsigned int read_errors = atomic_read(&rdev->read_errors); + unsigned int read_errors = atomic_read_unchecked(&rdev->read_errors); ktime_get_ts(&cur_time_mon); @@ -2195,9 +2195,9 @@ static void check_decay_read_errors(struct mddev *mddev, struct md_rdev *rdev) * overflowing the shift of read_errors by hours_since_last. */ if (hours_since_last >= 8 * sizeof(read_errors)) - atomic_set(&rdev->read_errors, 0); + atomic_set_unchecked(&rdev->read_errors, 0); else - atomic_set(&rdev->read_errors, read_errors >> hours_since_last); + atomic_set_unchecked(&rdev->read_errors, read_errors >> hours_since_last); } static int r10_sync_page_io(struct md_rdev *rdev, sector_t sector, @@ -2251,8 +2251,8 @@ static void fix_read_error(struct r10conf *conf, struct mddev *mddev, struct r10 return; check_decay_read_errors(mddev, rdev); - atomic_inc(&rdev->read_errors); - if (atomic_read(&rdev->read_errors) > max_read_errors) { + atomic_inc_unchecked(&rdev->read_errors); + if (atomic_read_unchecked(&rdev->read_errors) > max_read_errors) { char b[BDEVNAME_SIZE]; bdevname(rdev->bdev, b); @@ -2260,7 +2260,7 @@ static void fix_read_error(struct r10conf *conf, struct mddev *mddev, struct r10 "md/raid10:%s: %s: Raid device exceeded " "read_error threshold [cur %d:max %d]\n", mdname(mddev), b, - atomic_read(&rdev->read_errors), max_read_errors); + atomic_read_unchecked(&rdev->read_errors), max_read_errors); printk(KERN_NOTICE "md/raid10:%s: %s: Failing raid device\n", mdname(mddev), b); @@ -2413,7 +2413,7 @@ static void fix_read_error(struct r10conf *conf, struct mddev *mddev, struct r10 sect + choose_data_offset(r10_bio, rdev)), bdevname(rdev->bdev, b)); - atomic_add(s, &rdev->corrected_errors); + atomic_add_unchecked(s, &rdev->corrected_errors); } rdev_dec_pending(rdev, mddev); diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 45933c1..831da5f 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -1115,23 +1115,23 @@ async_copy_data(int frombio, struct bio *bio, struct page **page, struct bio_vec bvl; struct bvec_iter iter; struct page *bio_page; - int page_offset; + s64 page_offset; struct async_submit_ctl submit; enum async_tx_flags flags = 0; if (bio->bi_iter.bi_sector >= sector) - page_offset = (signed)(bio->bi_iter.bi_sector - sector) * 512; + page_offset = (s64)(bio->bi_iter.bi_sector - sector) * 512; else - page_offset = (signed)(sector - bio->bi_iter.bi_sector) * -512; + page_offset = (s64)(sector - bio->bi_iter.bi_sector) * -512; if (frombio) flags |= ASYNC_TX_FENCE; init_async_submit(&submit, flags, tx, NULL, NULL, NULL); bio_for_each_segment(bvl, bio, iter) { - int len = bvl.bv_len; - int clen; - int b_offset = 0; + s64 len = bvl.bv_len; + s64 clen; + s64 b_offset = 0; if (page_offset < 0) { b_offset = -page_offset; @@ -2022,6 +2022,10 @@ static int grow_one_stripe(struct r5conf *conf, gfp_t gfp) return 1; } +#ifdef CONFIG_GRKERNSEC_HIDESYM +static atomic_unchecked_t raid5_cache_id = ATOMIC_INIT(0); +#endif + static int grow_stripes(struct r5conf *conf, int num) { struct kmem_cache *sc; @@ -2032,7 +2036,11 @@ static int grow_stripes(struct r5conf *conf, int num) "raid%d-%s", conf->level, mdname(conf->mddev)); else sprintf(conf->cache_name[0], +#ifdef CONFIG_GRKERNSEC_HIDESYM + "raid%d-%08lx", conf->level, atomic_inc_return_unchecked(&raid5_cache_id)); +#else "raid%d-%p", conf->level, conf->mddev); +#endif sprintf(conf->cache_name[1], "%s-alt", conf->cache_name[0]); conf->active_name = 0; @@ -2323,21 +2331,21 @@ static void raid5_end_read_request(struct bio * bi) mdname(conf->mddev), STRIPE_SECTORS, (unsigned long long)s, bdevname(rdev->bdev, b)); - atomic_add(STRIPE_SECTORS, &rdev->corrected_errors); + atomic_add_unchecked(STRIPE_SECTORS, &rdev->corrected_errors); clear_bit(R5_ReadError, &sh->dev[i].flags); clear_bit(R5_ReWrite, &sh->dev[i].flags); } else if (test_bit(R5_ReadNoMerge, &sh->dev[i].flags)) clear_bit(R5_ReadNoMerge, &sh->dev[i].flags); - if (atomic_read(&rdev->read_errors)) - atomic_set(&rdev->read_errors, 0); + if (atomic_read_unchecked(&rdev->read_errors)) + atomic_set_unchecked(&rdev->read_errors, 0); } else { const char *bdn = bdevname(rdev->bdev, b); int retry = 0; int set_bad = 0; clear_bit(R5_UPTODATE, &sh->dev[i].flags); - atomic_inc(&rdev->read_errors); + atomic_inc_unchecked(&rdev->read_errors); if (test_bit(R5_ReadRepl, &sh->dev[i].flags)) printk_ratelimited( KERN_WARNING @@ -2365,7 +2373,7 @@ static void raid5_end_read_request(struct bio * bi) mdname(conf->mddev), (unsigned long long)s, bdn); - } else if (atomic_read(&rdev->read_errors) + } else if (atomic_read_unchecked(&rdev->read_errors) > conf->max_nr_stripes) printk(KERN_WARNING "md/raid:%s: Too many read errors, failing device %s.\n", diff --git a/drivers/media/dvb-core/dvbdev.c b/drivers/media/dvb-core/dvbdev.c index 13bb57f..0ca21b2 100644 --- a/drivers/media/dvb-core/dvbdev.c +++ b/drivers/media/dvb-core/dvbdev.c @@ -272,7 +272,7 @@ int dvb_register_device(struct dvb_adapter *adap, struct dvb_device **pdvbdev, const struct dvb_device *template, void *priv, int type) { struct dvb_device *dvbdev; - struct file_operations *dvbdevfops; + file_operations_no_const *dvbdevfops; struct device *clsdev; int minor; int id; diff --git a/drivers/media/dvb-frontends/af9033.h b/drivers/media/dvb-frontends/af9033.h index 6ad22b6..6e90e2a 100644 --- a/drivers/media/dvb-frontends/af9033.h +++ b/drivers/media/dvb-frontends/af9033.h @@ -96,6 +96,6 @@ struct af9033_ops { int (*pid_filter_ctrl)(struct dvb_frontend *fe, int onoff); int (*pid_filter)(struct dvb_frontend *fe, int index, u16 pid, int onoff); -}; +} __no_const; #endif /* AF9033_H */ diff --git a/drivers/media/dvb-frontends/dib3000.h b/drivers/media/dvb-frontends/dib3000.h index 6ae9899..07d8543 100644 --- a/drivers/media/dvb-frontends/dib3000.h +++ b/drivers/media/dvb-frontends/dib3000.h @@ -39,7 +39,7 @@ struct dib_fe_xfer_ops int (*fifo_ctrl)(struct dvb_frontend *fe, int onoff); int (*pid_ctrl)(struct dvb_frontend *fe, int index, int pid, int onoff); int (*tuner_pass_ctrl)(struct dvb_frontend *fe, int onoff, u8 pll_ctrl); -}; +} __no_const; #if IS_REACHABLE(CONFIG_DVB_DIB3000MB) extern struct dvb_frontend* dib3000mb_attach(const struct dib3000_config* config, diff --git a/drivers/media/dvb-frontends/dib7000p.h b/drivers/media/dvb-frontends/dib7000p.h index baa2789..c8de7fe 100644 --- a/drivers/media/dvb-frontends/dib7000p.h +++ b/drivers/media/dvb-frontends/dib7000p.h @@ -64,7 +64,7 @@ struct dib7000p_ops { int (*get_adc_power)(struct dvb_frontend *fe); int (*slave_reset)(struct dvb_frontend *fe); struct dvb_frontend *(*init)(struct i2c_adapter *i2c_adap, u8 i2c_addr, struct dib7000p_config *cfg); -}; +} __no_const; #if IS_REACHABLE(CONFIG_DVB_DIB7000P) void *dib7000p_attach(struct dib7000p_ops *ops); diff --git a/drivers/media/dvb-frontends/dib8000.h b/drivers/media/dvb-frontends/dib8000.h index 2b8b4b1..8cef451 100644 --- a/drivers/media/dvb-frontends/dib8000.h +++ b/drivers/media/dvb-frontends/dib8000.h @@ -61,7 +61,7 @@ struct dib8000_ops { int (*pid_filter_ctrl)(struct dvb_frontend *fe, u8 onoff); int (*pid_filter)(struct dvb_frontend *fe, u8 id, u16 pid, u8 onoff); struct dvb_frontend *(*init)(struct i2c_adapter *i2c_adap, u8 i2c_addr, struct dib8000_config *cfg); -}; +} __no_const; #if IS_REACHABLE(CONFIG_DVB_DIB8000) void *dib8000_attach(struct dib8000_ops *ops); diff --git a/drivers/media/pci/cx88/cx88-video.c b/drivers/media/pci/cx88/cx88-video.c index 400e5ca..f69f748 100644 --- a/drivers/media/pci/cx88/cx88-video.c +++ b/drivers/media/pci/cx88/cx88-video.c @@ -50,9 +50,9 @@ MODULE_VERSION(CX88_VERSION); /* ------------------------------------------------------------------ */ -static unsigned int video_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET }; -static unsigned int vbi_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET }; -static unsigned int radio_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET }; +static int video_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET }; +static int vbi_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET }; +static int radio_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET }; module_param_array(video_nr, int, NULL, 0444); module_param_array(vbi_nr, int, NULL, 0444); diff --git a/drivers/media/pci/ivtv/ivtv-driver.c b/drivers/media/pci/ivtv/ivtv-driver.c index 8616fa8..e16eeaf 100644 --- a/drivers/media/pci/ivtv/ivtv-driver.c +++ b/drivers/media/pci/ivtv/ivtv-driver.c @@ -83,7 +83,7 @@ static struct pci_device_id ivtv_pci_tbl[] = { MODULE_DEVICE_TABLE(pci,ivtv_pci_tbl); /* ivtv instance counter */ -static atomic_t ivtv_instance = ATOMIC_INIT(0); +static atomic_unchecked_t ivtv_instance = ATOMIC_INIT(0); /* Parameter declarations */ static int cardtype[IVTV_MAX_CARDS]; diff --git a/drivers/media/pci/solo6x10/solo6x10-core.c b/drivers/media/pci/solo6x10/solo6x10-core.c index f50d072..0214f25 100644 --- a/drivers/media/pci/solo6x10/solo6x10-core.c +++ b/drivers/media/pci/solo6x10/solo6x10-core.c @@ -411,7 +411,7 @@ static void solo_device_release(struct device *dev) static int solo_sysfs_init(struct solo_dev *solo_dev) { - struct bin_attribute *sdram_attr = &solo_dev->sdram_attr; + bin_attribute_no_const *sdram_attr = &solo_dev->sdram_attr; struct device *dev = &solo_dev->dev; const char *driver; int i; diff --git a/drivers/media/pci/solo6x10/solo6x10-g723.c b/drivers/media/pci/solo6x10/solo6x10-g723.c index 4a37a1c..7e82dfd 100644 --- a/drivers/media/pci/solo6x10/solo6x10-g723.c +++ b/drivers/media/pci/solo6x10/solo6x10-g723.c @@ -350,7 +350,7 @@ static int solo_snd_pcm_init(struct solo_dev *solo_dev) int solo_g723_init(struct solo_dev *solo_dev) { - static struct snd_device_ops ops = { NULL }; + static struct snd_device_ops ops = { }; struct snd_card *card; struct snd_kcontrol_new kctl; char name[32]; diff --git a/drivers/media/pci/solo6x10/solo6x10-p2m.c b/drivers/media/pci/solo6x10/solo6x10-p2m.c index 8c84846..27b4f83 100644 --- a/drivers/media/pci/solo6x10/solo6x10-p2m.c +++ b/drivers/media/pci/solo6x10/solo6x10-p2m.c @@ -73,7 +73,7 @@ int solo_p2m_dma_desc(struct solo_dev *solo_dev, /* Get next ID. According to Softlogic, 6110 has problems on !=0 P2M */ if (solo_dev->type != SOLO_DEV_6110 && multi_p2m) { - p2m_id = atomic_inc_return(&solo_dev->p2m_count) % SOLO_NR_P2M; + p2m_id = atomic_inc_return_unchecked(&solo_dev->p2m_count) % SOLO_NR_P2M; if (p2m_id < 0) p2m_id = -p2m_id; } diff --git a/drivers/media/pci/solo6x10/solo6x10.h b/drivers/media/pci/solo6x10/solo6x10.h index 27423d7..c3332fd 100644 --- a/drivers/media/pci/solo6x10/solo6x10.h +++ b/drivers/media/pci/solo6x10/solo6x10.h @@ -217,7 +217,7 @@ struct solo_dev { /* P2M DMA Engine */ struct solo_p2m_dev p2m_dev[SOLO_NR_P2M]; - atomic_t p2m_count; + atomic_unchecked_t p2m_count; int p2m_jiffies; unsigned int p2m_timeouts; diff --git a/drivers/media/pci/tw68/tw68-core.c b/drivers/media/pci/tw68/tw68-core.c index 04706cc..23ae0ae 100644 --- a/drivers/media/pci/tw68/tw68-core.c +++ b/drivers/media/pci/tw68/tw68-core.c @@ -61,7 +61,7 @@ static unsigned int card[] = {[0 ... (TW68_MAXBOARDS - 1)] = UNSET }; module_param_array(card, int, NULL, 0444); MODULE_PARM_DESC(card, "card type"); -static atomic_t tw68_instance = ATOMIC_INIT(0); +static atomic_unchecked_t tw68_instance = ATOMIC_INIT(0); /* ------------------------------------------------------------------ */ diff --git a/drivers/media/platform/omap/omap_vout.c b/drivers/media/platform/omap/omap_vout.c index 70c28d1..ff21b13 100644 --- a/drivers/media/platform/omap/omap_vout.c +++ b/drivers/media/platform/omap/omap_vout.c @@ -63,7 +63,6 @@ enum omap_vout_channels { OMAP_VIDEO2, }; -static struct videobuf_queue_ops video_vbq_ops; /* Variables configurable through module params*/ static u32 video1_numbuffers = 3; static u32 video2_numbuffers = 3; @@ -1001,6 +1000,12 @@ static int omap_vout_open(struct file *file) { struct videobuf_queue *q; struct omap_vout_device *vout = NULL; + static struct videobuf_queue_ops video_vbq_ops = { + .buf_setup = omap_vout_buffer_setup, + .buf_prepare = omap_vout_buffer_prepare, + .buf_release = omap_vout_buffer_release, + .buf_queue = omap_vout_buffer_queue, + }; vout = video_drvdata(file); v4l2_dbg(1, debug, &vout->vid_dev->v4l2_dev, "Entering %s\n", __func__); @@ -1018,10 +1023,6 @@ static int omap_vout_open(struct file *file) vout->type = V4L2_BUF_TYPE_VIDEO_OUTPUT; q = &vout->vbq; - video_vbq_ops.buf_setup = omap_vout_buffer_setup; - video_vbq_ops.buf_prepare = omap_vout_buffer_prepare; - video_vbq_ops.buf_release = omap_vout_buffer_release; - video_vbq_ops.buf_queue = omap_vout_buffer_queue; spin_lock_init(&vout->vbq_lock); videobuf_queue_dma_contig_init(q, &video_vbq_ops, q->dev, diff --git a/drivers/media/platform/s5p-tv/mixer.h b/drivers/media/platform/s5p-tv/mixer.h index fb2acc5..a2fcbdc4 100644 --- a/drivers/media/platform/s5p-tv/mixer.h +++ b/drivers/media/platform/s5p-tv/mixer.h @@ -156,7 +156,7 @@ struct mxr_layer { /** layer index (unique identifier) */ int idx; /** callbacks for layer methods */ - struct mxr_layer_ops ops; + struct mxr_layer_ops *ops; /** format array */ const struct mxr_format **fmt_array; /** size of format array */ diff --git a/drivers/media/platform/s5p-tv/mixer_grp_layer.c b/drivers/media/platform/s5p-tv/mixer_grp_layer.c index 74344c7..a39e70e 100644 --- a/drivers/media/platform/s5p-tv/mixer_grp_layer.c +++ b/drivers/media/platform/s5p-tv/mixer_grp_layer.c @@ -235,7 +235,7 @@ struct mxr_layer *mxr_graph_layer_create(struct mxr_device *mdev, int idx) { struct mxr_layer *layer; int ret; - struct mxr_layer_ops ops = { + static struct mxr_layer_ops ops = { .release = mxr_graph_layer_release, .buffer_set = mxr_graph_buffer_set, .stream_set = mxr_graph_stream_set, diff --git a/drivers/media/platform/s5p-tv/mixer_reg.c b/drivers/media/platform/s5p-tv/mixer_reg.c index 5127acb..a188d0a 100644 --- a/drivers/media/platform/s5p-tv/mixer_reg.c +++ b/drivers/media/platform/s5p-tv/mixer_reg.c @@ -276,7 +276,7 @@ static void mxr_irq_layer_handle(struct mxr_layer *layer) layer->update_buf = next; } - layer->ops.buffer_set(layer, layer->update_buf); + layer->ops->buffer_set(layer, layer->update_buf); if (done && done != layer->shadow_buf) vb2_buffer_done(&done->vb, VB2_BUF_STATE_DONE); diff --git a/drivers/media/platform/s5p-tv/mixer_video.c b/drivers/media/platform/s5p-tv/mixer_video.c index 751f3b6..d829203 100644 --- a/drivers/media/platform/s5p-tv/mixer_video.c +++ b/drivers/media/platform/s5p-tv/mixer_video.c @@ -210,7 +210,7 @@ static void mxr_layer_default_geo(struct mxr_layer *layer) layer->geo.src.height = layer->geo.src.full_height; mxr_geometry_dump(mdev, &layer->geo); - layer->ops.fix_geometry(layer, MXR_GEOMETRY_SINK, 0); + layer->ops->fix_geometry(layer, MXR_GEOMETRY_SINK, 0); mxr_geometry_dump(mdev, &layer->geo); } @@ -228,7 +228,7 @@ static void mxr_layer_update_output(struct mxr_layer *layer) layer->geo.dst.full_width = mbus_fmt.width; layer->geo.dst.full_height = mbus_fmt.height; layer->geo.dst.field = mbus_fmt.field; - layer->ops.fix_geometry(layer, MXR_GEOMETRY_SINK, 0); + layer->ops->fix_geometry(layer, MXR_GEOMETRY_SINK, 0); mxr_geometry_dump(mdev, &layer->geo); } @@ -334,7 +334,7 @@ static int mxr_s_fmt(struct file *file, void *priv, /* set source size to highest accepted value */ geo->src.full_width = max(geo->dst.full_width, pix->width); geo->src.full_height = max(geo->dst.full_height, pix->height); - layer->ops.fix_geometry(layer, MXR_GEOMETRY_SOURCE, 0); + layer->ops->fix_geometry(layer, MXR_GEOMETRY_SOURCE, 0); mxr_geometry_dump(mdev, &layer->geo); /* set cropping to total visible screen */ geo->src.width = pix->width; @@ -342,12 +342,12 @@ static int mxr_s_fmt(struct file *file, void *priv, geo->src.x_offset = 0; geo->src.y_offset = 0; /* assure consistency of geometry */ - layer->ops.fix_geometry(layer, MXR_GEOMETRY_CROP, MXR_NO_OFFSET); + layer->ops->fix_geometry(layer, MXR_GEOMETRY_CROP, MXR_NO_OFFSET); mxr_geometry_dump(mdev, &layer->geo); /* set full size to lowest possible value */ geo->src.full_width = 0; geo->src.full_height = 0; - layer->ops.fix_geometry(layer, MXR_GEOMETRY_SOURCE, 0); + layer->ops->fix_geometry(layer, MXR_GEOMETRY_SOURCE, 0); mxr_geometry_dump(mdev, &layer->geo); /* returning results */ @@ -474,7 +474,7 @@ static int mxr_s_selection(struct file *file, void *fh, target->width = s->r.width; target->height = s->r.height; - layer->ops.fix_geometry(layer, stage, s->flags); + layer->ops->fix_geometry(layer, stage, s->flags); /* retrieve update selection rectangle */ res.left = target->x_offset; @@ -938,13 +938,13 @@ static int start_streaming(struct vb2_queue *vq, unsigned int count) mxr_output_get(mdev); mxr_layer_update_output(layer); - layer->ops.format_set(layer); + layer->ops->format_set(layer); /* enabling layer in hardware */ spin_lock_irqsave(&layer->enq_slock, flags); layer->state = MXR_LAYER_STREAMING; spin_unlock_irqrestore(&layer->enq_slock, flags); - layer->ops.stream_set(layer, MXR_ENABLE); + layer->ops->stream_set(layer, MXR_ENABLE); mxr_streamer_get(mdev); return 0; @@ -1014,7 +1014,7 @@ static void stop_streaming(struct vb2_queue *vq) spin_unlock_irqrestore(&layer->enq_slock, flags); /* disabling layer in hardware */ - layer->ops.stream_set(layer, MXR_DISABLE); + layer->ops->stream_set(layer, MXR_DISABLE); /* remove one streamer */ mxr_streamer_put(mdev); /* allow changes in output configuration */ @@ -1052,8 +1052,8 @@ void mxr_base_layer_unregister(struct mxr_layer *layer) void mxr_layer_release(struct mxr_layer *layer) { - if (layer->ops.release) - layer->ops.release(layer); + if (layer->ops->release) + layer->ops->release(layer); } void mxr_base_layer_release(struct mxr_layer *layer) @@ -1079,7 +1079,7 @@ struct mxr_layer *mxr_base_layer_create(struct mxr_device *mdev, layer->mdev = mdev; layer->idx = idx; - layer->ops = *ops; + layer->ops = ops; spin_lock_init(&layer->enq_slock); INIT_LIST_HEAD(&layer->enq_list); diff --git a/drivers/media/platform/s5p-tv/mixer_vp_layer.c b/drivers/media/platform/s5p-tv/mixer_vp_layer.c index c9388c4..ce71ece 100644 --- a/drivers/media/platform/s5p-tv/mixer_vp_layer.c +++ b/drivers/media/platform/s5p-tv/mixer_vp_layer.c @@ -206,7 +206,7 @@ struct mxr_layer *mxr_vp_layer_create(struct mxr_device *mdev, int idx) { struct mxr_layer *layer; int ret; - struct mxr_layer_ops ops = { + static struct mxr_layer_ops ops = { .release = mxr_vp_layer_release, .buffer_set = mxr_vp_buffer_set, .stream_set = mxr_vp_stream_set, diff --git a/drivers/media/platform/sti/c8sectpfe/Kconfig b/drivers/media/platform/sti/c8sectpfe/Kconfig index 641ad8f..02eacb9 100644 --- a/drivers/media/platform/sti/c8sectpfe/Kconfig +++ b/drivers/media/platform/sti/c8sectpfe/Kconfig @@ -5,6 +5,7 @@ config DVB_C8SECTPFE select FW_LOADER select FW_LOADER_USER_HELPER_FALLBACK select DEBUG_FS + depends on !GRKERNSEC_KMEM select DVB_LNBP21 if MEDIA_SUBDRV_AUTOSELECT select DVB_STV090x if MEDIA_SUBDRV_AUTOSELECT select DVB_STB6100 if MEDIA_SUBDRV_AUTOSELECT diff --git a/drivers/media/platform/vivid/vivid-osd.c b/drivers/media/platform/vivid/vivid-osd.c index 084d346..e15eef6 100644 --- a/drivers/media/platform/vivid/vivid-osd.c +++ b/drivers/media/platform/vivid/vivid-osd.c @@ -85,6 +85,7 @@ static int vivid_fb_ioctl(struct fb_info *info, unsigned cmd, unsigned long arg) case FBIOGET_VBLANK: { struct fb_vblank vblank; + memset(&vblank, 0, sizeof(vblank)); vblank.flags = FB_VBLANK_HAVE_COUNT | FB_VBLANK_HAVE_VCOUNT | FB_VBLANK_HAVE_VSYNC; vblank.count = 0; diff --git a/drivers/media/radio/radio-cadet.c b/drivers/media/radio/radio-cadet.c index 82affae..42833ec 100644 --- a/drivers/media/radio/radio-cadet.c +++ b/drivers/media/radio/radio-cadet.c @@ -333,6 +333,8 @@ static ssize_t cadet_read(struct file *file, char __user *data, size_t count, lo unsigned char readbuf[RDS_BUFFER]; int i = 0; + if (count > RDS_BUFFER) + return -EFAULT; mutex_lock(&dev->lock); if (dev->rdsstat == 0) cadet_start_rds(dev); @@ -349,8 +351,9 @@ static ssize_t cadet_read(struct file *file, char __user *data, size_t count, lo readbuf[i++] = dev->rdsbuf[dev->rdsout++]; mutex_unlock(&dev->lock); - if (i && copy_to_user(data, readbuf, i)) - return -EFAULT; + if (i > sizeof(readbuf) || (i && copy_to_user(data, readbuf, i))) + i = -EFAULT; + return i; } diff --git a/drivers/media/radio/radio-maxiradio.c b/drivers/media/radio/radio-maxiradio.c index 5236035..c622c74 100644 --- a/drivers/media/radio/radio-maxiradio.c +++ b/drivers/media/radio/radio-maxiradio.c @@ -61,7 +61,7 @@ MODULE_PARM_DESC(radio_nr, "Radio device number"); /* TEA5757 pin mappings */ static const int clk = 1, data = 2, wren = 4, mo_st = 8, power = 16; -static atomic_t maxiradio_instance = ATOMIC_INIT(0); +static atomic_unchecked_t maxiradio_instance = ATOMIC_INIT(0); #define PCI_VENDOR_ID_GUILLEMOT 0x5046 #define PCI_DEVICE_ID_GUILLEMOT_MAXIRADIO 0x1001 diff --git a/drivers/media/radio/radio-shark.c b/drivers/media/radio/radio-shark.c index 050b3bb..79f62b9 100644 --- a/drivers/media/radio/radio-shark.c +++ b/drivers/media/radio/radio-shark.c @@ -79,7 +79,7 @@ struct shark_device { u32 last_val; }; -static atomic_t shark_instance = ATOMIC_INIT(0); +static atomic_unchecked_t shark_instance = ATOMIC_INIT(0); static void shark_write_val(struct snd_tea575x *tea, u32 val) { diff --git a/drivers/media/radio/radio-shark2.c b/drivers/media/radio/radio-shark2.c index 8654e0d..0608a64 100644 --- a/drivers/media/radio/radio-shark2.c +++ b/drivers/media/radio/radio-shark2.c @@ -74,7 +74,7 @@ struct shark_device { u8 *transfer_buffer; }; -static atomic_t shark_instance = ATOMIC_INIT(0); +static atomic_unchecked_t shark_instance = ATOMIC_INIT(0); static int shark_write_reg(struct radio_tea5777 *tea, u64 reg) { diff --git a/drivers/media/radio/radio-si476x.c b/drivers/media/radio/radio-si476x.c index 9cbb8cd..2bf2ff3 100644 --- a/drivers/media/radio/radio-si476x.c +++ b/drivers/media/radio/radio-si476x.c @@ -1445,7 +1445,7 @@ static int si476x_radio_probe(struct platform_device *pdev) struct si476x_radio *radio; struct v4l2_ctrl *ctrl; - static atomic_t instance = ATOMIC_INIT(0); + static atomic_unchecked_t instance = ATOMIC_INIT(0); radio = devm_kzalloc(&pdev->dev, sizeof(*radio), GFP_KERNEL); if (!radio) diff --git a/drivers/media/radio/wl128x/fmdrv_common.c b/drivers/media/radio/wl128x/fmdrv_common.c index ebc73b0..ca6babf 100644 --- a/drivers/media/radio/wl128x/fmdrv_common.c +++ b/drivers/media/radio/wl128x/fmdrv_common.c @@ -71,7 +71,7 @@ module_param(default_rds_buf, uint, 0444); MODULE_PARM_DESC(rds_buf, "RDS buffer entries"); /* Radio Nr */ -static u32 radio_nr = -1; +static int radio_nr = -1; module_param(radio_nr, int, 0444); MODULE_PARM_DESC(radio_nr, "Radio Nr"); diff --git a/drivers/media/usb/dvb-usb/cinergyT2-core.c b/drivers/media/usb/dvb-usb/cinergyT2-core.c index 9fd1527..8927230 100644 --- a/drivers/media/usb/dvb-usb/cinergyT2-core.c +++ b/drivers/media/usb/dvb-usb/cinergyT2-core.c @@ -50,29 +50,73 @@ static struct dvb_usb_device_properties cinergyt2_properties; static int cinergyt2_streaming_ctrl(struct dvb_usb_adapter *adap, int enable) { - char buf[] = { CINERGYT2_EP1_CONTROL_STREAM_TRANSFER, enable ? 1 : 0 }; - char result[64]; - return dvb_usb_generic_rw(adap->dev, buf, sizeof(buf), result, - sizeof(result), 0); + char *buf; + char *result; + int retval; + + buf = kmalloc(2, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + result = kmalloc(64, GFP_KERNEL); + if (result == NULL) { + kfree(buf); + return -ENOMEM; + } + + buf[0] = CINERGYT2_EP1_CONTROL_STREAM_TRANSFER; + buf[1] = enable ? 1 : 0; + + retval = dvb_usb_generic_rw(adap->dev, buf, 2, result, 64, 0); + + kfree(buf); + kfree(result); + return retval; } static int cinergyt2_power_ctrl(struct dvb_usb_device *d, int enable) { - char buf[] = { CINERGYT2_EP1_SLEEP_MODE, enable ? 0 : 1 }; - char state[3]; - return dvb_usb_generic_rw(d, buf, sizeof(buf), state, sizeof(state), 0); + char *buf; + char *state; + int retval; + + buf = kmalloc(2, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + state = kmalloc(3, GFP_KERNEL); + if (state == NULL) { + kfree(buf); + return -ENOMEM; + } + + buf[0] = CINERGYT2_EP1_SLEEP_MODE; + buf[1] = enable ? 1 : 0; + + retval = dvb_usb_generic_rw(d, buf, 2, state, 3, 0); + + kfree(buf); + kfree(state); + return retval; } static int cinergyt2_frontend_attach(struct dvb_usb_adapter *adap) { - char query[] = { CINERGYT2_EP1_GET_FIRMWARE_VERSION }; - char state[3]; + char *query; + char *state; int ret; + query = kmalloc(1, GFP_KERNEL); + if (query == NULL) + return -ENOMEM; + state = kmalloc(3, GFP_KERNEL); + if (state == NULL) { + kfree(query); + return -ENOMEM; + } + + query[0] = CINERGYT2_EP1_GET_FIRMWARE_VERSION; adap->fe_adap[0].fe = cinergyt2_fe_attach(adap->dev); - ret = dvb_usb_generic_rw(adap->dev, query, sizeof(query), state, - sizeof(state), 0); + ret = dvb_usb_generic_rw(adap->dev, query, 1, state, 3, 0); if (ret < 0) { deb_rc("cinergyt2_power_ctrl() Failed to retrieve sleep " "state info\n"); @@ -80,7 +124,8 @@ static int cinergyt2_frontend_attach(struct dvb_usb_adapter *adap) /* Copy this pointer as we are gonna need it in the release phase */ cinergyt2_usb_device = adap->dev; - + kfree(query); + kfree(state); return 0; } @@ -141,12 +186,23 @@ static int repeatable_keys[] = { static int cinergyt2_rc_query(struct dvb_usb_device *d, u32 *event, int *state) { struct cinergyt2_state *st = d->priv; - u8 key[5] = {0, 0, 0, 0, 0}, cmd = CINERGYT2_EP1_GET_RC_EVENTS; + u8 *key, *cmd; int i; + cmd = kmalloc(1, GFP_KERNEL); + if (cmd == NULL) + return -EINVAL; + key = kzalloc(5, GFP_KERNEL); + if (key == NULL) { + kfree(cmd); + return -EINVAL; + } + + cmd[0] = CINERGYT2_EP1_GET_RC_EVENTS; + *state = REMOTE_NO_KEY_PRESSED; - dvb_usb_generic_rw(d, &cmd, 1, key, sizeof(key), 0); + dvb_usb_generic_rw(d, cmd, 1, key, 5, 0); if (key[4] == 0xff) { /* key repeat */ st->rc_counter++; @@ -157,12 +213,12 @@ static int cinergyt2_rc_query(struct dvb_usb_device *d, u32 *event, int *state) *event = d->last_event; deb_rc("repeat key, event %x\n", *event); - return 0; + goto out; } } deb_rc("repeated key (non repeatable)\n"); } - return 0; + goto out; } /* hack to pass checksum on the custom field */ @@ -174,6 +230,9 @@ static int cinergyt2_rc_query(struct dvb_usb_device *d, u32 *event, int *state) deb_rc("key: %*ph\n", 5, key); } +out: + kfree(cmd); + kfree(key); return 0; } diff --git a/drivers/media/usb/dvb-usb/cinergyT2-fe.c b/drivers/media/usb/dvb-usb/cinergyT2-fe.c index b3ec743..9c0e418 100644 --- a/drivers/media/usb/dvb-usb/cinergyT2-fe.c +++ b/drivers/media/usb/dvb-usb/cinergyT2-fe.c @@ -145,103 +145,176 @@ static int cinergyt2_fe_read_status(struct dvb_frontend *fe, enum fe_status *status) { struct cinergyt2_fe_state *state = fe->demodulator_priv; - struct dvbt_get_status_msg result; - u8 cmd[] = { CINERGYT2_EP1_GET_TUNER_STATUS }; + struct dvbt_get_status_msg *result; + u8 *cmd; int ret; - ret = dvb_usb_generic_rw(state->d, cmd, sizeof(cmd), (u8 *)&result, - sizeof(result), 0); + cmd = kmalloc(1, GFP_KERNEL); + if (cmd == NULL) + return -ENOMEM; + result = kmalloc(sizeof(*result), GFP_KERNEL); + if (result == NULL) { + kfree(cmd); + return -ENOMEM; + } + + cmd[0] = CINERGYT2_EP1_GET_TUNER_STATUS; + + ret = dvb_usb_generic_rw(state->d, cmd, 1, (u8 *)result, + sizeof(*result), 0); if (ret < 0) - return ret; + goto out; *status = 0; - if (0xffff - le16_to_cpu(result.gain) > 30) + if (0xffff - le16_to_cpu(result->gain) > 30) *status |= FE_HAS_SIGNAL; - if (result.lock_bits & (1 << 6)) + if (result->lock_bits & (1 << 6)) *status |= FE_HAS_LOCK; - if (result.lock_bits & (1 << 5)) + if (result->lock_bits & (1 << 5)) *status |= FE_HAS_SYNC; - if (result.lock_bits & (1 << 4)) + if (result->lock_bits & (1 << 4)) *status |= FE_HAS_CARRIER; - if (result.lock_bits & (1 << 1)) + if (result->lock_bits & (1 << 1)) *status |= FE_HAS_VITERBI; if ((*status & (FE_HAS_CARRIER | FE_HAS_VITERBI | FE_HAS_SYNC)) != (FE_HAS_CARRIER | FE_HAS_VITERBI | FE_HAS_SYNC)) *status &= ~FE_HAS_LOCK; - return 0; +out: + kfree(cmd); + kfree(result); + return ret; } static int cinergyt2_fe_read_ber(struct dvb_frontend *fe, u32 *ber) { struct cinergyt2_fe_state *state = fe->demodulator_priv; - struct dvbt_get_status_msg status; - char cmd[] = { CINERGYT2_EP1_GET_TUNER_STATUS }; + struct dvbt_get_status_msg *status; + char *cmd; int ret; - ret = dvb_usb_generic_rw(state->d, cmd, sizeof(cmd), (char *)&status, - sizeof(status), 0); + cmd = kmalloc(1, GFP_KERNEL); + if (cmd == NULL) + return -ENOMEM; + status = kmalloc(sizeof(*status), GFP_KERNEL); + if (status == NULL) { + kfree(cmd); + return -ENOMEM; + } + + cmd[0] = CINERGYT2_EP1_GET_TUNER_STATUS; + + ret = dvb_usb_generic_rw(state->d, cmd, 1, (char *)status, + sizeof(*status), 0); if (ret < 0) - return ret; + goto out; - *ber = le32_to_cpu(status.viterbi_error_rate); + *ber = le32_to_cpu(status->viterbi_error_rate); +out: + kfree(cmd); + kfree(status); return 0; } static int cinergyt2_fe_read_unc_blocks(struct dvb_frontend *fe, u32 *unc) { struct cinergyt2_fe_state *state = fe->demodulator_priv; - struct dvbt_get_status_msg status; - u8 cmd[] = { CINERGYT2_EP1_GET_TUNER_STATUS }; + struct dvbt_get_status_msg *status; + u8 *cmd; int ret; - ret = dvb_usb_generic_rw(state->d, cmd, sizeof(cmd), (u8 *)&status, - sizeof(status), 0); + cmd = kmalloc(1, GFP_KERNEL); + if (cmd == NULL) + return -ENOMEM; + status = kmalloc(sizeof(*status), GFP_KERNEL); + if (status == NULL) { + kfree(cmd); + return -ENOMEM; + } + + cmd[0] = CINERGYT2_EP1_GET_TUNER_STATUS; + + ret = dvb_usb_generic_rw(state->d, cmd, 1, (u8 *)status, + sizeof(*status), 0); if (ret < 0) { err("cinergyt2_fe_read_unc_blocks() Failed! (Error=%d)\n", ret); - return ret; + goto out; } - *unc = le32_to_cpu(status.uncorrected_block_count); - return 0; + *unc = le32_to_cpu(status->uncorrected_block_count); + +out: + kfree(cmd); + kfree(status); + return ret; } static int cinergyt2_fe_read_signal_strength(struct dvb_frontend *fe, u16 *strength) { struct cinergyt2_fe_state *state = fe->demodulator_priv; - struct dvbt_get_status_msg status; - char cmd[] = { CINERGYT2_EP1_GET_TUNER_STATUS }; + struct dvbt_get_status_msg *status; + char *cmd; int ret; - ret = dvb_usb_generic_rw(state->d, cmd, sizeof(cmd), (char *)&status, - sizeof(status), 0); + cmd = kmalloc(1, GFP_KERNEL); + if (cmd == NULL) + return -ENOMEM; + status = kmalloc(sizeof(*status), GFP_KERNEL); + if (status == NULL) { + kfree(cmd); + return -ENOMEM; + } + + cmd[0] = CINERGYT2_EP1_GET_TUNER_STATUS; + + ret = dvb_usb_generic_rw(state->d, cmd, 1, (char *)status, + sizeof(*status), 0); if (ret < 0) { err("cinergyt2_fe_read_signal_strength() Failed!" " (Error=%d)\n", ret); - return ret; + goto out; } - *strength = (0xffff - le16_to_cpu(status.gain)); + *strength = (0xffff - le16_to_cpu(status->gain)); + +out: + kfree(cmd); + kfree(status); return 0; } static int cinergyt2_fe_read_snr(struct dvb_frontend *fe, u16 *snr) { struct cinergyt2_fe_state *state = fe->demodulator_priv; - struct dvbt_get_status_msg status; - char cmd[] = { CINERGYT2_EP1_GET_TUNER_STATUS }; + struct dvbt_get_status_msg *status; + char *cmd; int ret; - ret = dvb_usb_generic_rw(state->d, cmd, sizeof(cmd), (char *)&status, - sizeof(status), 0); + cmd = kmalloc(1, GFP_KERNEL); + if (cmd == NULL) + return -ENOMEM; + status = kmalloc(sizeof(*status), GFP_KERNEL); + if (status == NULL) { + kfree(cmd); + return -ENOMEM; + } + + cmd[0] = CINERGYT2_EP1_GET_TUNER_STATUS; + + ret = dvb_usb_generic_rw(state->d, cmd, 1, (char *)status, + sizeof(*status), 0); if (ret < 0) { err("cinergyt2_fe_read_snr() Failed! (Error=%d)\n", ret); - return ret; + goto out; } - *snr = (status.snr << 8) | status.snr; - return 0; + *snr = (status->snr << 8) | status->snr; + +out: + kfree(cmd); + kfree(status); + return ret; } static int cinergyt2_fe_init(struct dvb_frontend *fe) @@ -266,35 +339,46 @@ static int cinergyt2_fe_set_frontend(struct dvb_frontend *fe) { struct dtv_frontend_properties *fep = &fe->dtv_property_cache; struct cinergyt2_fe_state *state = fe->demodulator_priv; - struct dvbt_set_parameters_msg param; - char result[2]; + struct dvbt_set_parameters_msg *param; + char *result; int err; - param.cmd = CINERGYT2_EP1_SET_TUNER_PARAMETERS; - param.tps = cpu_to_le16(compute_tps(fep)); - param.freq = cpu_to_le32(fep->frequency / 1000); - param.flags = 0; + result = kmalloc(2, GFP_KERNEL); + if (result == NULL) + return -ENOMEM; + param = kmalloc(sizeof(*param), GFP_KERNEL); + if (param == NULL) { + kfree(result); + return -ENOMEM; + } + + param->cmd = CINERGYT2_EP1_SET_TUNER_PARAMETERS; + param->tps = cpu_to_le16(compute_tps(fep)); + param->freq = cpu_to_le32(fep->frequency / 1000); + param->flags = 0; switch (fep->bandwidth_hz) { default: case 8000000: - param.bandwidth = 8; + param->bandwidth = 8; break; case 7000000: - param.bandwidth = 7; + param->bandwidth = 7; break; case 6000000: - param.bandwidth = 6; + param->bandwidth = 6; break; } err = dvb_usb_generic_rw(state->d, - (char *)¶m, sizeof(param), - result, sizeof(result), 0); + (char *)param, sizeof(*param), + result, 2, 0); if (err < 0) err("cinergyt2_fe_set_frontend() Failed! err=%d\n", err); - return (err < 0) ? err : 0; + kfree(result); + kfree(param); + return err; } static void cinergyt2_fe_release(struct dvb_frontend *fe) diff --git a/drivers/media/usb/dvb-usb/dvb-usb-firmware.c b/drivers/media/usb/dvb-usb/dvb-usb-firmware.c index 733a7ff..f8b52e3 100644 --- a/drivers/media/usb/dvb-usb/dvb-usb-firmware.c +++ b/drivers/media/usb/dvb-usb/dvb-usb-firmware.c @@ -35,42 +35,57 @@ static int usb_cypress_writemem(struct usb_device *udev,u16 addr,u8 *data, u8 le int usb_cypress_load_firmware(struct usb_device *udev, const struct firmware *fw, int type) { - struct hexline hx; - u8 reset; + struct hexline *hx; + u8 *reset; int ret,pos=0; + reset = kmalloc(1, GFP_KERNEL); + if (reset == NULL) + return -ENOMEM; + + hx = kmalloc(sizeof(struct hexline), GFP_KERNEL); + if (hx == NULL) { + kfree(reset); + return -ENOMEM; + } + /* stop the CPU */ - reset = 1; - if ((ret = usb_cypress_writemem(udev,cypress[type].cpu_cs_register,&reset,1)) != 1) + reset[0] = 1; + if ((ret = usb_cypress_writemem(udev,cypress[type].cpu_cs_register,reset,1)) != 1) err("could not stop the USB controller CPU."); - while ((ret = dvb_usb_get_hexline(fw,&hx,&pos)) > 0) { - deb_fw("writing to address 0x%04x (buffer: 0x%02x %02x)\n",hx.addr,hx.len,hx.chk); - ret = usb_cypress_writemem(udev,hx.addr,hx.data,hx.len); + while ((ret = dvb_usb_get_hexline(fw,hx,&pos)) > 0) { + deb_fw("writing to address 0x%04x (buffer: 0x%02x %02x)\n",hx->addr,hx->len,hx->chk); + ret = usb_cypress_writemem(udev,hx->addr,hx->data,hx->len); - if (ret != hx.len) { + if (ret != hx->len) { err("error while transferring firmware " "(transferred size: %d, block size: %d)", - ret,hx.len); + ret,hx->len); ret = -EINVAL; break; } } if (ret < 0) { err("firmware download failed at %d with %d",pos,ret); + kfree(reset); + kfree(hx); return ret; } if (ret == 0) { /* restart the CPU */ - reset = 0; - if (ret || usb_cypress_writemem(udev,cypress[type].cpu_cs_register,&reset,1) != 1) { + reset[0] = 0; + if (ret || usb_cypress_writemem(udev,cypress[type].cpu_cs_register,reset,1) != 1) { err("could not restart the USB controller CPU."); ret = -EINVAL; } } else ret = -EIO; + kfree(reset); + kfree(hx); + return ret; } EXPORT_SYMBOL(usb_cypress_load_firmware); diff --git a/drivers/media/usb/dvb-usb/technisat-usb2.c b/drivers/media/usb/dvb-usb/technisat-usb2.c index 6c3c477..6c435a4 100644 --- a/drivers/media/usb/dvb-usb/technisat-usb2.c +++ b/drivers/media/usb/dvb-usb/technisat-usb2.c @@ -87,8 +87,11 @@ struct technisat_usb2_state { static int technisat_usb2_i2c_access(struct usb_device *udev, u8 device_addr, u8 *tx, u8 txlen, u8 *rx, u8 rxlen) { - u8 b[64]; - int ret, actual_length; + u8 *b = kmalloc(64, GFP_KERNEL); + int ret, actual_length, error = 0; + + if (b == NULL) + return -ENOMEM; deb_i2c("i2c-access: %02x, tx: ", device_addr); debug_dump(tx, txlen, deb_i2c); @@ -121,7 +124,8 @@ static int technisat_usb2_i2c_access(struct usb_device *udev, if (ret < 0) { err("i2c-error: out failed %02x = %d", device_addr, ret); - return -ENODEV; + error = -ENODEV; + goto out; } ret = usb_bulk_msg(udev, @@ -129,7 +133,8 @@ static int technisat_usb2_i2c_access(struct usb_device *udev, b, 64, &actual_length, 1000); if (ret < 0) { err("i2c-error: in failed %02x = %d", device_addr, ret); - return -ENODEV; + error = -ENODEV; + goto out; } if (b[0] != I2C_STATUS_OK) { @@ -137,8 +142,10 @@ static int technisat_usb2_i2c_access(struct usb_device *udev, /* handle tuner-i2c-nak */ if (!(b[0] == I2C_STATUS_NAK && device_addr == 0x60 - /* && device_is_technisat_usb2 */)) - return -ENODEV; + /* && device_is_technisat_usb2 */)) { + error = -ENODEV; + goto out; + } } deb_i2c("status: %d, ", b[0]); @@ -152,7 +159,9 @@ static int technisat_usb2_i2c_access(struct usb_device *udev, deb_i2c("\n"); - return 0; +out: + kfree(b); + return error; } static int technisat_usb2_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg *msg, @@ -224,14 +233,16 @@ static int technisat_usb2_set_led(struct dvb_usb_device *d, int red, enum techni { int ret; - u8 led[8] = { - red ? SET_RED_LED_VENDOR_REQUEST : SET_GREEN_LED_VENDOR_REQUEST, - 0 - }; + u8 *led = kzalloc(8, GFP_KERNEL); + + if (led == NULL) + return -ENOMEM; if (disable_led_control && state != TECH_LED_OFF) return 0; + led[0] = red ? SET_RED_LED_VENDOR_REQUEST : SET_GREEN_LED_VENDOR_REQUEST; + switch (state) { case TECH_LED_ON: led[1] = 0x82; @@ -263,16 +274,22 @@ static int technisat_usb2_set_led(struct dvb_usb_device *d, int red, enum techni red ? SET_RED_LED_VENDOR_REQUEST : SET_GREEN_LED_VENDOR_REQUEST, USB_TYPE_VENDOR | USB_DIR_OUT, 0, 0, - led, sizeof(led), 500); + led, 8, 500); mutex_unlock(&d->i2c_mutex); + + kfree(led); + return ret; } static int technisat_usb2_set_led_timer(struct dvb_usb_device *d, u8 red, u8 green) { int ret; - u8 b = 0; + u8 *b = kzalloc(1, GFP_KERNEL); + + if (b == NULL) + return -ENOMEM; if (mutex_lock_interruptible(&d->i2c_mutex) < 0) return -EAGAIN; @@ -281,10 +298,12 @@ static int technisat_usb2_set_led_timer(struct dvb_usb_device *d, u8 red, u8 gre SET_LED_TIMER_DIVIDER_VENDOR_REQUEST, USB_TYPE_VENDOR | USB_DIR_OUT, (red << 8) | green, 0, - &b, 1, 500); + b, 1, 500); mutex_unlock(&d->i2c_mutex); + kfree(b); + return ret; } @@ -328,7 +347,7 @@ static int technisat_usb2_identify_state(struct usb_device *udev, struct dvb_usb_device_description **desc, int *cold) { int ret; - u8 version[3]; + u8 *version = kmalloc(3, GFP_KERNEL); /* first select the interface */ if (usb_set_interface(udev, 0, 1) != 0) @@ -338,11 +357,14 @@ static int technisat_usb2_identify_state(struct usb_device *udev, *cold = 0; /* by default do not download a firmware - just in case something is wrong */ + if (version == NULL) + return 0; + ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), GET_VERSION_INFO_VENDOR_REQUEST, USB_TYPE_VENDOR | USB_DIR_IN, 0, 0, - version, sizeof(version), 500); + version, 3, 500); if (ret < 0) *cold = 1; @@ -351,6 +373,8 @@ static int technisat_usb2_identify_state(struct usb_device *udev, *cold = 0; } + kfree(version); + return 0; } @@ -594,10 +618,15 @@ static int technisat_usb2_frontend_attach(struct dvb_usb_adapter *a) static int technisat_usb2_get_ir(struct dvb_usb_device *d) { - u8 buf[62], *b; + u8 *buf, *b; int ret; struct ir_raw_event ev; + buf = kmalloc(62, GFP_KERNEL); + + if (buf == NULL) + return -ENOMEM; + buf[0] = GET_IR_DATA_VENDOR_REQUEST; buf[1] = 0x08; buf[2] = 0x8f; @@ -620,16 +649,20 @@ static int technisat_usb2_get_ir(struct dvb_usb_device *d) GET_IR_DATA_VENDOR_REQUEST, USB_TYPE_VENDOR | USB_DIR_IN, 0x8080, 0, - buf, sizeof(buf), 500); + buf, 62, 500); unlock: mutex_unlock(&d->i2c_mutex); - if (ret < 0) + if (ret < 0) { + kfree(buf); return ret; + } - if (ret == 1) + if (ret == 1) { + kfree(buf); return 0; /* no key pressed */ + } /* decoding */ b = buf+1; @@ -656,6 +689,8 @@ unlock: ir_raw_event_handle(d->rc_dev); + kfree(buf); + return 1; } diff --git a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c index af63543..0436f20 100644 --- a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c +++ b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c @@ -429,7 +429,7 @@ static int get_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user * by passing a very big num_planes value */ uplane = compat_alloc_user_space(num_planes * sizeof(struct v4l2_plane)); - kp->m.planes = (__force struct v4l2_plane *)uplane; + kp->m.planes = (__force_kernel struct v4l2_plane *)uplane; while (--num_planes >= 0) { ret = get_v4l2_plane32(uplane, uplane32, kp->memory); @@ -500,7 +500,7 @@ static int put_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user if (num_planes == 0) return 0; - uplane = (__force struct v4l2_plane __user *)kp->m.planes; + uplane = (struct v4l2_plane __force_user *)kp->m.planes; if (get_user(p, &up->m.planes)) return -EFAULT; uplane32 = compat_ptr(p); @@ -564,7 +564,7 @@ static int get_v4l2_framebuffer32(struct v4l2_framebuffer *kp, struct v4l2_frame get_user(kp->flags, &up->flags) || copy_from_user(&kp->fmt, &up->fmt, sizeof(up->fmt))) return -EFAULT; - kp->base = (__force void *)compat_ptr(tmp); + kp->base = (__force_kernel void *)compat_ptr(tmp); return 0; } @@ -669,7 +669,7 @@ static int get_v4l2_ext_controls32(struct v4l2_ext_controls *kp, struct v4l2_ext n * sizeof(struct v4l2_ext_control32))) return -EFAULT; kcontrols = compat_alloc_user_space(n * sizeof(struct v4l2_ext_control)); - kp->controls = (__force struct v4l2_ext_control *)kcontrols; + kp->controls = (__force_kernel struct v4l2_ext_control *)kcontrols; while (--n >= 0) { u32 id; @@ -696,7 +696,7 @@ static int put_v4l2_ext_controls32(struct v4l2_ext_controls *kp, struct v4l2_ext { struct v4l2_ext_control32 __user *ucontrols; struct v4l2_ext_control __user *kcontrols = - (__force struct v4l2_ext_control __user *)kp->controls; + (struct v4l2_ext_control __force_user *)kp->controls; int n = kp->count; compat_caddr_t p; @@ -780,7 +780,7 @@ static int get_v4l2_edid32(struct v4l2_edid *kp, struct v4l2_edid32 __user *up) get_user(tmp, &up->edid) || copy_from_user(kp->reserved, up->reserved, sizeof(kp->reserved))) return -EFAULT; - kp->edid = (__force u8 *)compat_ptr(tmp); + kp->edid = (__force_kernel u8 *)compat_ptr(tmp); return 0; } diff --git a/drivers/media/v4l2-core/v4l2-device.c b/drivers/media/v4l2-core/v4l2-device.c index 5b0a30b..1974b38 100644 --- a/drivers/media/v4l2-core/v4l2-device.c +++ b/drivers/media/v4l2-core/v4l2-device.c @@ -74,9 +74,9 @@ int v4l2_device_put(struct v4l2_device *v4l2_dev) EXPORT_SYMBOL_GPL(v4l2_device_put); int v4l2_device_set_name(struct v4l2_device *v4l2_dev, const char *basename, - atomic_t *instance) + atomic_unchecked_t *instance) { - int num = atomic_inc_return(instance) - 1; + int num = atomic_inc_return_unchecked(instance) - 1; int len = strlen(basename); if (basename[len - 1] >= '0' && basename[len - 1] <= '9') diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c index 4a384fc..4b562e4 100644 --- a/drivers/media/v4l2-core/v4l2-ioctl.c +++ b/drivers/media/v4l2-core/v4l2-ioctl.c @@ -2341,7 +2341,8 @@ struct v4l2_ioctl_info { struct file *file, void *fh, void *p); } u; void (*debug)(const void *arg, bool write_only); -}; +} __do_const; +typedef struct v4l2_ioctl_info __no_const v4l2_ioctl_info_no_const; /* This control needs a priority check */ #define INFO_FL_PRIO (1 << 0) @@ -2525,7 +2526,7 @@ static long __video_do_ioctl(struct file *file, struct video_device *vfd = video_devdata(file); const struct v4l2_ioctl_ops *ops = vfd->ioctl_ops; bool write_only = false; - struct v4l2_ioctl_info default_info; + v4l2_ioctl_info_no_const default_info; const struct v4l2_ioctl_info *info; void *fh = file->private_data; struct v4l2_fh *vfh = NULL; @@ -2616,7 +2617,7 @@ static int check_array_args(unsigned int cmd, void *parg, size_t *array_size, ret = -EINVAL; break; } - *user_ptr = (void __user *)buf->m.planes; + *user_ptr = (void __force_user *)buf->m.planes; *kernel_ptr = (void **)&buf->m.planes; *array_size = sizeof(struct v4l2_plane) * buf->length; ret = 1; @@ -2633,7 +2634,7 @@ static int check_array_args(unsigned int cmd, void *parg, size_t *array_size, ret = -EINVAL; break; } - *user_ptr = (void __user *)edid->edid; + *user_ptr = (void __force_user *)edid->edid; *kernel_ptr = (void **)&edid->edid; *array_size = edid->blocks * 128; ret = 1; @@ -2651,7 +2652,7 @@ static int check_array_args(unsigned int cmd, void *parg, size_t *array_size, ret = -EINVAL; break; } - *user_ptr = (void __user *)ctrls->controls; + *user_ptr = (void __force_user *)ctrls->controls; *kernel_ptr = (void **)&ctrls->controls; *array_size = sizeof(struct v4l2_ext_control) * ctrls->count; @@ -2752,7 +2753,7 @@ video_usercopy(struct file *file, unsigned int cmd, unsigned long arg, } if (has_array_args) { - *kernel_ptr = (void __force *)user_ptr; + *kernel_ptr = (void __force_kernel *)user_ptr; if (copy_to_user(user_ptr, mbuf, array_size)) err = -EFAULT; goto out_array_args; diff --git a/drivers/memory/omap-gpmc.c b/drivers/memory/omap-gpmc.c index 6515dfc..3d39b80 100644 --- a/drivers/memory/omap-gpmc.c +++ b/drivers/memory/omap-gpmc.c @@ -232,7 +232,6 @@ struct omap3_gpmc_regs { }; static struct gpmc_client_irq gpmc_client_irq[GPMC_NR_IRQ]; -static struct irq_chip gpmc_irq_chip; static int gpmc_irq_start; static struct resource gpmc_mem_root; @@ -1145,6 +1144,17 @@ static void gpmc_irq_noop(struct irq_data *data) { } static unsigned int gpmc_irq_noop_ret(struct irq_data *data) { return 0; } +static struct irq_chip gpmc_irq_chip = { + .name = "gpmc", + .irq_startup = gpmc_irq_noop_ret, + .irq_enable = gpmc_irq_enable, + .irq_disable = gpmc_irq_disable, + .irq_shutdown = gpmc_irq_noop, + .irq_ack = gpmc_irq_noop, + .irq_mask = gpmc_irq_noop, + .irq_unmask = gpmc_irq_noop, +}; + static int gpmc_setup_irq(void) { int i; @@ -1159,15 +1169,6 @@ static int gpmc_setup_irq(void) return gpmc_irq_start; } - gpmc_irq_chip.name = "gpmc"; - gpmc_irq_chip.irq_startup = gpmc_irq_noop_ret; - gpmc_irq_chip.irq_enable = gpmc_irq_enable; - gpmc_irq_chip.irq_disable = gpmc_irq_disable; - gpmc_irq_chip.irq_shutdown = gpmc_irq_noop; - gpmc_irq_chip.irq_ack = gpmc_irq_noop; - gpmc_irq_chip.irq_mask = gpmc_irq_noop; - gpmc_irq_chip.irq_unmask = gpmc_irq_noop; - gpmc_client_irq[0].bitmask = GPMC_IRQ_FIFOEVENTENABLE; gpmc_client_irq[1].bitmask = GPMC_IRQ_COUNT_EVENT; diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c index 5dcc031..e08ecd2 100644 --- a/drivers/message/fusion/mptbase.c +++ b/drivers/message/fusion/mptbase.c @@ -6722,8 +6722,13 @@ static int mpt_iocinfo_proc_show(struct seq_file *m, void *v) seq_printf(m, " MaxChainDepth = 0x%02x frames\n", ioc->facts.MaxChainDepth); seq_printf(m, " MinBlockSize = 0x%02x bytes\n", 4*ioc->facts.BlockSize); +#ifdef CONFIG_GRKERNSEC_HIDESYM + seq_printf(m, " RequestFrames @ 0x%p (Dma @ 0x%p)\n", NULL, NULL); +#else seq_printf(m, " RequestFrames @ 0x%p (Dma @ 0x%p)\n", (void *)ioc->req_frames, (void *)(ulong)ioc->req_frames_dma); +#endif + /* * Rounding UP to nearest 4-kB boundary here... */ @@ -6736,7 +6741,11 @@ static int mpt_iocinfo_proc_show(struct seq_file *m, void *v) ioc->facts.GlobalCredits); seq_printf(m, " Frames @ 0x%p (Dma @ 0x%p)\n", +#ifdef CONFIG_GRKERNSEC_HIDESYM + NULL, NULL); +#else (void *)ioc->alloc, (void *)(ulong)ioc->alloc_dma); +#endif sz = (ioc->reply_sz * ioc->reply_depth) + 128; seq_printf(m, " {CurRepSz=%d} x {CurRepDepth=%d} = %d bytes ^= 0x%x\n", ioc->reply_sz, ioc->reply_depth, ioc->reply_sz*ioc->reply_depth, sz); diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c index 005a88b..5a90fbb 100644 --- a/drivers/message/fusion/mptsas.c +++ b/drivers/message/fusion/mptsas.c @@ -446,6 +446,23 @@ mptsas_is_end_device(struct mptsas_devinfo * attached) return 0; } +static inline void +mptsas_set_rphy(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, struct sas_rphy *rphy) +{ + if (phy_info->port_details) { + phy_info->port_details->rphy = rphy; + dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT "sas_rphy_add: rphy=%p\n", + ioc->name, rphy)); + } + + if (rphy) { + dsaswideprintk(ioc, dev_printk(KERN_DEBUG, + &rphy->dev, MYIOC_s_FMT "add:", ioc->name)); + dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT "rphy=%p release=%p\n", + ioc->name, rphy, rphy->dev.release)); + } +} + /* no mutex */ static void mptsas_port_delete(MPT_ADAPTER *ioc, struct mptsas_portinfo_details * port_details) @@ -484,23 +501,6 @@ mptsas_get_rphy(struct mptsas_phyinfo *phy_info) return NULL; } -static inline void -mptsas_set_rphy(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, struct sas_rphy *rphy) -{ - if (phy_info->port_details) { - phy_info->port_details->rphy = rphy; - dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT "sas_rphy_add: rphy=%p\n", - ioc->name, rphy)); - } - - if (rphy) { - dsaswideprintk(ioc, dev_printk(KERN_DEBUG, - &rphy->dev, MYIOC_s_FMT "add:", ioc->name)); - dsaswideprintk(ioc, printk(MYIOC_s_DEBUG_FMT "rphy=%p release=%p\n", - ioc->name, rphy, rphy->dev.release)); - } -} - static inline struct sas_port * mptsas_get_port(struct mptsas_phyinfo *phy_info) { diff --git a/drivers/mfd/ab8500-debugfs.c b/drivers/mfd/ab8500-debugfs.c index 0236cd7..53b10d7 100644 --- a/drivers/mfd/ab8500-debugfs.c +++ b/drivers/mfd/ab8500-debugfs.c @@ -100,7 +100,7 @@ static int irq_last; static u32 *irq_count; static int num_irqs; -static struct device_attribute **dev_attr; +static device_attribute_no_const **dev_attr; static char **event_name; static u8 avg_sample = SAMPLE_16; diff --git a/drivers/mfd/kempld-core.c b/drivers/mfd/kempld-core.c index 463f4ea..1624d49 100644 --- a/drivers/mfd/kempld-core.c +++ b/drivers/mfd/kempld-core.c @@ -499,7 +499,7 @@ static struct platform_driver kempld_driver = { .remove = kempld_remove, }; -static struct dmi_system_id kempld_dmi_table[] __initdata = { +static const struct dmi_system_id kempld_dmi_table[] __initconst = { { .ident = "BBL6", .matches = { diff --git a/drivers/mfd/max8925-i2c.c b/drivers/mfd/max8925-i2c.c index b0fe810..eee08c4 100644 --- a/drivers/mfd/max8925-i2c.c +++ b/drivers/mfd/max8925-i2c.c @@ -152,7 +152,7 @@ static int max8925_probe(struct i2c_client *client, const struct i2c_device_id *id) { struct max8925_platform_data *pdata = dev_get_platdata(&client->dev); - static struct max8925_chip *chip; + struct max8925_chip *chip; struct device_node *node = client->dev.of_node; if (node && !pdata) { diff --git a/drivers/mfd/tps65910.c b/drivers/mfd/tps65910.c index f7ab115..16b2087 100644 --- a/drivers/mfd/tps65910.c +++ b/drivers/mfd/tps65910.c @@ -230,7 +230,7 @@ static int tps65910_irq_init(struct tps65910 *tps65910, int irq, struct tps65910_platform_data *pdata) { int ret = 0; - static struct regmap_irq_chip *tps6591x_irqs_chip; + struct regmap_irq_chip *tps6591x_irqs_chip; if (!irq) { dev_warn(tps65910->dev, "No interrupt support, no core IRQ\n"); diff --git a/drivers/mfd/twl4030-irq.c b/drivers/mfd/twl4030-irq.c index 40e51b0..b986312 100644 --- a/drivers/mfd/twl4030-irq.c +++ b/drivers/mfd/twl4030-irq.c @@ -34,6 +34,7 @@ #include <linux/of.h> #include <linux/irqdomain.h> #include <linux/i2c/twl.h> +#include <asm/pgtable.h> #include "twl-core.h" @@ -720,10 +721,12 @@ int twl4030_init_irq(struct device *dev, int irq_num) * Install an irq handler for each of the SIH modules; * clone dummy irq_chip since PIH can't *do* anything */ - twl4030_irq_chip = dummy_irq_chip; - twl4030_irq_chip.name = "twl4030"; + pax_open_kernel(); + memcpy((void *)&twl4030_irq_chip, &dummy_irq_chip, sizeof twl4030_irq_chip); + *(const char **)&twl4030_irq_chip.name = "twl4030"; - twl4030_sih_irq_chip.irq_ack = dummy_irq_chip.irq_ack; + *(void **)&twl4030_sih_irq_chip.irq_ack = dummy_irq_chip.irq_ack; + pax_close_kernel(); for (i = irq_base; i < irq_end; i++) { irq_set_chip_and_handler(i, &twl4030_irq_chip, diff --git a/drivers/mfd/wm5110-tables.c b/drivers/mfd/wm5110-tables.c index c4b9374..9afdda4 100644 --- a/drivers/mfd/wm5110-tables.c +++ b/drivers/mfd/wm5110-tables.c @@ -250,7 +250,7 @@ static const struct reg_sequence wm5110_revd_patch[] = { }; /* Add extra headphone write sequence locations */ -static const struct reg_default wm5110_reve_patch[] = { +static const struct reg_sequence wm5110_reve_patch[] = { { 0x80, 0x3 }, { 0x80, 0x3 }, { 0x4b, 0x138 }, diff --git a/drivers/mfd/wm8998-tables.c b/drivers/mfd/wm8998-tables.c index e6de3cd..607640c 100644 --- a/drivers/mfd/wm8998-tables.c +++ b/drivers/mfd/wm8998-tables.c @@ -21,7 +21,7 @@ #define WM8998_NUM_AOD_ISR 2 #define WM8998_NUM_ISR 5 -static const struct reg_default wm8998_rev_a_patch[] = { +static const struct reg_sequence wm8998_rev_a_patch[] = { { 0x0212, 0x0000 }, { 0x0211, 0x0014 }, { 0x04E4, 0x0E0D }, diff --git a/drivers/misc/c2port/core.c b/drivers/misc/c2port/core.c index 464419b..64bae8d 100644 --- a/drivers/misc/c2port/core.c +++ b/drivers/misc/c2port/core.c @@ -922,7 +922,9 @@ struct c2port_device *c2port_device_register(char *name, goto error_idr_alloc; c2dev->id = ret; - bin_attr_flash_data.size = ops->blocks_num * ops->block_size; + pax_open_kernel(); + *(size_t *)&bin_attr_flash_data.size = ops->blocks_num * ops->block_size; + pax_close_kernel(); c2dev->dev = device_create(c2port_class, NULL, 0, c2dev, "c2port%d", c2dev->id); diff --git a/drivers/misc/kgdbts.c b/drivers/misc/kgdbts.c index 9a60bd4..cee2069 100644 --- a/drivers/misc/kgdbts.c +++ b/drivers/misc/kgdbts.c @@ -834,7 +834,7 @@ static void run_plant_and_detach_test(int is_early) char before[BREAK_INSTR_SIZE]; char after[BREAK_INSTR_SIZE]; - probe_kernel_read(before, (char *)kgdbts_break_test, + probe_kernel_read(before, (void *)ktla_ktva((unsigned long)kgdbts_break_test), BREAK_INSTR_SIZE); init_simple_test(); ts.tst = plant_and_detach_test; @@ -842,7 +842,7 @@ static void run_plant_and_detach_test(int is_early) /* Activate test with initial breakpoint */ if (!is_early) kgdb_breakpoint(); - probe_kernel_read(after, (char *)kgdbts_break_test, + probe_kernel_read(after, (void *)ktla_ktva((unsigned long)kgdbts_break_test), BREAK_INSTR_SIZE); if (memcmp(before, after, BREAK_INSTR_SIZE)) { printk(KERN_CRIT "kgdbts: ERROR kgdb corrupted memory\n"); diff --git a/drivers/misc/lis3lv02d/lis3lv02d.c b/drivers/misc/lis3lv02d/lis3lv02d.c index fb8705f..dc2f679 100644 --- a/drivers/misc/lis3lv02d/lis3lv02d.c +++ b/drivers/misc/lis3lv02d/lis3lv02d.c @@ -497,7 +497,7 @@ static irqreturn_t lis302dl_interrupt(int irq, void *data) * the lid is closed. This leads to interrupts as soon as a little move * is done. */ - atomic_inc(&lis3->count); + atomic_inc_unchecked(&lis3->count); wake_up_interruptible(&lis3->misc_wait); kill_fasync(&lis3->async_queue, SIGIO, POLL_IN); @@ -583,7 +583,7 @@ static int lis3lv02d_misc_open(struct inode *inode, struct file *file) if (lis3->pm_dev) pm_runtime_get_sync(lis3->pm_dev); - atomic_set(&lis3->count, 0); + atomic_set_unchecked(&lis3->count, 0); return 0; } @@ -615,7 +615,7 @@ static ssize_t lis3lv02d_misc_read(struct file *file, char __user *buf, add_wait_queue(&lis3->misc_wait, &wait); while (true) { set_current_state(TASK_INTERRUPTIBLE); - data = atomic_xchg(&lis3->count, 0); + data = atomic_xchg_unchecked(&lis3->count, 0); if (data) break; @@ -656,7 +656,7 @@ static unsigned int lis3lv02d_misc_poll(struct file *file, poll_table *wait) struct lis3lv02d, miscdev); poll_wait(file, &lis3->misc_wait, wait); - if (atomic_read(&lis3->count)) + if (atomic_read_unchecked(&lis3->count)) return POLLIN | POLLRDNORM; return 0; } diff --git a/drivers/misc/lis3lv02d/lis3lv02d.h b/drivers/misc/lis3lv02d/lis3lv02d.h index c439c82..1f20f57 100644 --- a/drivers/misc/lis3lv02d/lis3lv02d.h +++ b/drivers/misc/lis3lv02d/lis3lv02d.h @@ -297,7 +297,7 @@ struct lis3lv02d { struct input_polled_dev *idev; /* input device */ struct platform_device *pdev; /* platform device */ struct regulator_bulk_data regulators[2]; - atomic_t count; /* interrupt count after last read */ + atomic_unchecked_t count; /* interrupt count after last read */ union axis_conversion ac; /* hw -> logical axis */ int mapped_btns[3]; diff --git a/drivers/misc/mic/scif/scif_rb.c b/drivers/misc/mic/scif/scif_rb.c index 637cc46..4fb1267 100644 --- a/drivers/misc/mic/scif/scif_rb.c +++ b/drivers/misc/mic/scif/scif_rb.c @@ -138,7 +138,7 @@ void scif_rb_commit(struct scif_rb *rb) * the read barrier in scif_rb_count(..) */ wmb(); - ACCESS_ONCE(*rb->write_ptr) = rb->current_write_offset; + ACCESS_ONCE_RW(*rb->write_ptr) = rb->current_write_offset; #ifdef CONFIG_INTEL_MIC_CARD /* * X100 Si bug: For the case where a Core is performing an EXT_WR @@ -147,7 +147,7 @@ void scif_rb_commit(struct scif_rb *rb) * This way, if ordering is violated for the Interrupt Message, it will * fall just behind the first Posted associated with the first EXT_WR. */ - ACCESS_ONCE(*rb->write_ptr) = rb->current_write_offset; + ACCESS_ONCE_RW(*rb->write_ptr) = rb->current_write_offset; #endif } @@ -210,7 +210,7 @@ void scif_rb_update_read_ptr(struct scif_rb *rb) * scif_rb_space(..) */ mb(); - ACCESS_ONCE(*rb->read_ptr) = new_offset; + ACCESS_ONCE_RW(*rb->read_ptr) = new_offset; #ifdef CONFIG_INTEL_MIC_CARD /* * X100 Si Bug: For the case where a Core is performing an EXT_WR @@ -219,7 +219,7 @@ void scif_rb_update_read_ptr(struct scif_rb *rb) * This way, if ordering is violated for the Interrupt Message, it will * fall just behind the first Posted associated with the first EXT_WR. */ - ACCESS_ONCE(*rb->read_ptr) = new_offset; + ACCESS_ONCE_RW(*rb->read_ptr) = new_offset; #endif } diff --git a/drivers/misc/sgi-gru/gruhandles.c b/drivers/misc/sgi-gru/gruhandles.c index 2f30bad..c4c13d0 100644 --- a/drivers/misc/sgi-gru/gruhandles.c +++ b/drivers/misc/sgi-gru/gruhandles.c @@ -44,8 +44,8 @@ static void update_mcs_stats(enum mcs_op op, unsigned long clks) unsigned long nsec; nsec = CLKS2NSEC(clks); - atomic_long_inc(&mcs_op_statistics[op].count); - atomic_long_add(nsec, &mcs_op_statistics[op].total); + atomic_long_inc_unchecked(&mcs_op_statistics[op].count); + atomic_long_add_unchecked(nsec, &mcs_op_statistics[op].total); if (mcs_op_statistics[op].max < nsec) mcs_op_statistics[op].max = nsec; } diff --git a/drivers/misc/sgi-gru/gruprocfs.c b/drivers/misc/sgi-gru/gruprocfs.c index 4f76359..cdfcb2e 100644 --- a/drivers/misc/sgi-gru/gruprocfs.c +++ b/drivers/misc/sgi-gru/gruprocfs.c @@ -32,9 +32,9 @@ #define printstat(s, f) printstat_val(s, &gru_stats.f, #f) -static void printstat_val(struct seq_file *s, atomic_long_t *v, char *id) +static void printstat_val(struct seq_file *s, atomic_long_unchecked_t *v, char *id) { - unsigned long val = atomic_long_read(v); + unsigned long val = atomic_long_read_unchecked(v); seq_printf(s, "%16lu %s\n", val, id); } @@ -134,8 +134,8 @@ static int mcs_statistics_show(struct seq_file *s, void *p) seq_printf(s, "%-20s%12s%12s%12s\n", "#id", "count", "aver-clks", "max-clks"); for (op = 0; op < mcsop_last; op++) { - count = atomic_long_read(&mcs_op_statistics[op].count); - total = atomic_long_read(&mcs_op_statistics[op].total); + count = atomic_long_read_unchecked(&mcs_op_statistics[op].count); + total = atomic_long_read_unchecked(&mcs_op_statistics[op].total); max = mcs_op_statistics[op].max; seq_printf(s, "%-20s%12ld%12ld%12ld\n", id[op], count, count ? total / count : 0, max); diff --git a/drivers/misc/sgi-gru/grutables.h b/drivers/misc/sgi-gru/grutables.h index 5c3ce24..4915ccb 100644 --- a/drivers/misc/sgi-gru/grutables.h +++ b/drivers/misc/sgi-gru/grutables.h @@ -167,82 +167,82 @@ extern unsigned int gru_max_gids; * GRU statistics. */ struct gru_stats_s { - atomic_long_t vdata_alloc; - atomic_long_t vdata_free; - atomic_long_t gts_alloc; - atomic_long_t gts_free; - atomic_long_t gms_alloc; - atomic_long_t gms_free; - atomic_long_t gts_double_allocate; - atomic_long_t assign_context; - atomic_long_t assign_context_failed; - atomic_long_t free_context; - atomic_long_t load_user_context; - atomic_long_t load_kernel_context; - atomic_long_t lock_kernel_context; - atomic_long_t unlock_kernel_context; - atomic_long_t steal_user_context; - atomic_long_t steal_kernel_context; - atomic_long_t steal_context_failed; - atomic_long_t nopfn; - atomic_long_t asid_new; - atomic_long_t asid_next; - atomic_long_t asid_wrap; - atomic_long_t asid_reuse; - atomic_long_t intr; - atomic_long_t intr_cbr; - atomic_long_t intr_tfh; - atomic_long_t intr_spurious; - atomic_long_t intr_mm_lock_failed; - atomic_long_t call_os; - atomic_long_t call_os_wait_queue; - atomic_long_t user_flush_tlb; - atomic_long_t user_unload_context; - atomic_long_t user_exception; - atomic_long_t set_context_option; - atomic_long_t check_context_retarget_intr; - atomic_long_t check_context_unload; - atomic_long_t tlb_dropin; - atomic_long_t tlb_preload_page; - atomic_long_t tlb_dropin_fail_no_asid; - atomic_long_t tlb_dropin_fail_upm; - atomic_long_t tlb_dropin_fail_invalid; - atomic_long_t tlb_dropin_fail_range_active; - atomic_long_t tlb_dropin_fail_idle; - atomic_long_t tlb_dropin_fail_fmm; - atomic_long_t tlb_dropin_fail_no_exception; - atomic_long_t tfh_stale_on_fault; - atomic_long_t mmu_invalidate_range; - atomic_long_t mmu_invalidate_page; - atomic_long_t flush_tlb; - atomic_long_t flush_tlb_gru; - atomic_long_t flush_tlb_gru_tgh; - atomic_long_t flush_tlb_gru_zero_asid; + atomic_long_unchecked_t vdata_alloc; + atomic_long_unchecked_t vdata_free; + atomic_long_unchecked_t gts_alloc; + atomic_long_unchecked_t gts_free; + atomic_long_unchecked_t gms_alloc; + atomic_long_unchecked_t gms_free; + atomic_long_unchecked_t gts_double_allocate; + atomic_long_unchecked_t assign_context; + atomic_long_unchecked_t assign_context_failed; + atomic_long_unchecked_t free_context; + atomic_long_unchecked_t load_user_context; + atomic_long_unchecked_t load_kernel_context; + atomic_long_unchecked_t lock_kernel_context; + atomic_long_unchecked_t unlock_kernel_context; + atomic_long_unchecked_t steal_user_context; + atomic_long_unchecked_t steal_kernel_context; + atomic_long_unchecked_t steal_context_failed; + atomic_long_unchecked_t nopfn; + atomic_long_unchecked_t asid_new; + atomic_long_unchecked_t asid_next; + atomic_long_unchecked_t asid_wrap; + atomic_long_unchecked_t asid_reuse; + atomic_long_unchecked_t intr; + atomic_long_unchecked_t intr_cbr; + atomic_long_unchecked_t intr_tfh; + atomic_long_unchecked_t intr_spurious; + atomic_long_unchecked_t intr_mm_lock_failed; + atomic_long_unchecked_t call_os; + atomic_long_unchecked_t call_os_wait_queue; + atomic_long_unchecked_t user_flush_tlb; + atomic_long_unchecked_t user_unload_context; + atomic_long_unchecked_t user_exception; + atomic_long_unchecked_t set_context_option; + atomic_long_unchecked_t check_context_retarget_intr; + atomic_long_unchecked_t check_context_unload; + atomic_long_unchecked_t tlb_dropin; + atomic_long_unchecked_t tlb_preload_page; + atomic_long_unchecked_t tlb_dropin_fail_no_asid; + atomic_long_unchecked_t tlb_dropin_fail_upm; + atomic_long_unchecked_t tlb_dropin_fail_invalid; + atomic_long_unchecked_t tlb_dropin_fail_range_active; + atomic_long_unchecked_t tlb_dropin_fail_idle; + atomic_long_unchecked_t tlb_dropin_fail_fmm; + atomic_long_unchecked_t tlb_dropin_fail_no_exception; + atomic_long_unchecked_t tfh_stale_on_fault; + atomic_long_unchecked_t mmu_invalidate_range; + atomic_long_unchecked_t mmu_invalidate_page; + atomic_long_unchecked_t flush_tlb; + atomic_long_unchecked_t flush_tlb_gru; + atomic_long_unchecked_t flush_tlb_gru_tgh; + atomic_long_unchecked_t flush_tlb_gru_zero_asid; - atomic_long_t copy_gpa; - atomic_long_t read_gpa; + atomic_long_unchecked_t copy_gpa; + atomic_long_unchecked_t read_gpa; - atomic_long_t mesq_receive; - atomic_long_t mesq_receive_none; - atomic_long_t mesq_send; - atomic_long_t mesq_send_failed; - atomic_long_t mesq_noop; - atomic_long_t mesq_send_unexpected_error; - atomic_long_t mesq_send_lb_overflow; - atomic_long_t mesq_send_qlimit_reached; - atomic_long_t mesq_send_amo_nacked; - atomic_long_t mesq_send_put_nacked; - atomic_long_t mesq_page_overflow; - atomic_long_t mesq_qf_locked; - atomic_long_t mesq_qf_noop_not_full; - atomic_long_t mesq_qf_switch_head_failed; - atomic_long_t mesq_qf_unexpected_error; - atomic_long_t mesq_noop_unexpected_error; - atomic_long_t mesq_noop_lb_overflow; - atomic_long_t mesq_noop_qlimit_reached; - atomic_long_t mesq_noop_amo_nacked; - atomic_long_t mesq_noop_put_nacked; - atomic_long_t mesq_noop_page_overflow; + atomic_long_unchecked_t mesq_receive; + atomic_long_unchecked_t mesq_receive_none; + atomic_long_unchecked_t mesq_send; + atomic_long_unchecked_t mesq_send_failed; + atomic_long_unchecked_t mesq_noop; + atomic_long_unchecked_t mesq_send_unexpected_error; + atomic_long_unchecked_t mesq_send_lb_overflow; + atomic_long_unchecked_t mesq_send_qlimit_reached; + atomic_long_unchecked_t mesq_send_amo_nacked; + atomic_long_unchecked_t mesq_send_put_nacked; + atomic_long_unchecked_t mesq_page_overflow; + atomic_long_unchecked_t mesq_qf_locked; + atomic_long_unchecked_t mesq_qf_noop_not_full; + atomic_long_unchecked_t mesq_qf_switch_head_failed; + atomic_long_unchecked_t mesq_qf_unexpected_error; + atomic_long_unchecked_t mesq_noop_unexpected_error; + atomic_long_unchecked_t mesq_noop_lb_overflow; + atomic_long_unchecked_t mesq_noop_qlimit_reached; + atomic_long_unchecked_t mesq_noop_amo_nacked; + atomic_long_unchecked_t mesq_noop_put_nacked; + atomic_long_unchecked_t mesq_noop_page_overflow; }; @@ -251,8 +251,8 @@ enum mcs_op {cchop_allocate, cchop_start, cchop_interrupt, cchop_interrupt_sync, tghop_invalidate, mcsop_last}; struct mcs_op_statistic { - atomic_long_t count; - atomic_long_t total; + atomic_long_unchecked_t count; + atomic_long_unchecked_t total; unsigned long max; }; @@ -275,7 +275,7 @@ extern struct mcs_op_statistic mcs_op_statistics[mcsop_last]; #define STAT(id) do { \ if (gru_options & OPT_STATS) \ - atomic_long_inc(&gru_stats.id); \ + atomic_long_inc_unchecked(&gru_stats.id); \ } while (0) #ifdef CONFIG_SGI_GRU_DEBUG diff --git a/drivers/misc/sgi-xp/xp.h b/drivers/misc/sgi-xp/xp.h index c862cd4..0d176fe 100644 --- a/drivers/misc/sgi-xp/xp.h +++ b/drivers/misc/sgi-xp/xp.h @@ -288,7 +288,7 @@ struct xpc_interface { xpc_notify_func, void *); void (*received) (short, int, void *); enum xp_retval (*partid_to_nasids) (short, void *); -}; +} __no_const; extern struct xpc_interface xpc_interface; diff --git a/drivers/misc/sgi-xp/xp_main.c b/drivers/misc/sgi-xp/xp_main.c index 01be66d..e3a0c7e 100644 --- a/drivers/misc/sgi-xp/xp_main.c +++ b/drivers/misc/sgi-xp/xp_main.c @@ -78,13 +78,13 @@ xpc_notloaded(void) } struct xpc_interface xpc_interface = { - (void (*)(int))xpc_notloaded, - (void (*)(int))xpc_notloaded, - (enum xp_retval(*)(short, int, u32, void *, u16))xpc_notloaded, - (enum xp_retval(*)(short, int, u32, void *, u16, xpc_notify_func, + .connect = (void (*)(int))xpc_notloaded, + .disconnect = (void (*)(int))xpc_notloaded, + .send = (enum xp_retval(*)(short, int, u32, void *, u16))xpc_notloaded, + .send_notify = (enum xp_retval(*)(short, int, u32, void *, u16, xpc_notify_func, void *))xpc_notloaded, - (void (*)(short, int, void *))xpc_notloaded, - (enum xp_retval(*)(short, void *))xpc_notloaded + .received = (void (*)(short, int, void *))xpc_notloaded, + .partid_to_nasids = (enum xp_retval(*)(short, void *))xpc_notloaded }; EXPORT_SYMBOL_GPL(xpc_interface); diff --git a/drivers/misc/sgi-xp/xpc.h b/drivers/misc/sgi-xp/xpc.h index b94d5f7..7f494c5 100644 --- a/drivers/misc/sgi-xp/xpc.h +++ b/drivers/misc/sgi-xp/xpc.h @@ -835,6 +835,7 @@ struct xpc_arch_operations { void (*received_payload) (struct xpc_channel *, void *); void (*notify_senders_of_disconnect) (struct xpc_channel *); }; +typedef struct xpc_arch_operations __no_const xpc_arch_operations_no_const; /* struct xpc_partition act_state values (for XPC HB) */ @@ -876,7 +877,7 @@ extern struct xpc_registration xpc_registrations[]; /* found in xpc_main.c */ extern struct device *xpc_part; extern struct device *xpc_chan; -extern struct xpc_arch_operations xpc_arch_ops; +extern xpc_arch_operations_no_const xpc_arch_ops; extern int xpc_disengage_timelimit; extern int xpc_disengage_timedout; extern int xpc_activate_IRQ_rcvd; diff --git a/drivers/misc/sgi-xp/xpc_main.c b/drivers/misc/sgi-xp/xpc_main.c index 7f32712..8539ab2 100644 --- a/drivers/misc/sgi-xp/xpc_main.c +++ b/drivers/misc/sgi-xp/xpc_main.c @@ -166,7 +166,7 @@ static struct notifier_block xpc_die_notifier = { .notifier_call = xpc_system_die, }; -struct xpc_arch_operations xpc_arch_ops; +xpc_arch_operations_no_const xpc_arch_ops; /* * Timer function to enforce the timelimit on the partition disengage. diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c index c742cfd..805f5e1 100644 --- a/drivers/mmc/card/block.c +++ b/drivers/mmc/card/block.c @@ -582,7 +582,7 @@ static int mmc_blk_ioctl_cmd(struct block_device *bdev, if (idata->ic.postsleep_min_us) usleep_range(idata->ic.postsleep_min_us, idata->ic.postsleep_max_us); - if (copy_to_user(&(ic_ptr->response), cmd.resp, sizeof(cmd.resp))) { + if (copy_to_user(ic_ptr->response, cmd.resp, sizeof(cmd.resp))) { err = -EFAULT; goto cmd_rel_host; } diff --git a/drivers/mmc/host/dw_mmc.h b/drivers/mmc/host/dw_mmc.h index 8ce4674..a23c858 100644 --- a/drivers/mmc/host/dw_mmc.h +++ b/drivers/mmc/host/dw_mmc.h @@ -286,5 +286,5 @@ struct dw_mci_drv_data { struct mmc_ios *ios); int (*switch_voltage)(struct mmc_host *mmc, struct mmc_ios *ios); -}; +} __do_const; #endif /* _DW_MMC_H_ */ diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index fb26674..3172c2b 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -1633,7 +1633,9 @@ static int mmci_probe(struct amba_device *dev, mmc->caps |= MMC_CAP_CMD23; if (variant->busy_detect) { - mmci_ops.card_busy = mmci_card_busy; + pax_open_kernel(); + *(void **)&mmci_ops.card_busy = mmci_card_busy; + pax_close_kernel(); mmci_write_datactrlreg(host, MCI_ST_DPSM_BUSYMODE); mmc->caps |= MMC_CAP_WAIT_WHILE_BUSY; mmc->max_busy_timeout = 0; diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c index 7fb0753..ad156f0 100644 --- a/drivers/mmc/host/omap_hsmmc.c +++ b/drivers/mmc/host/omap_hsmmc.c @@ -2088,7 +2088,9 @@ static int omap_hsmmc_probe(struct platform_device *pdev) if (host->pdata->controller_flags & OMAP_HSMMC_BROKEN_MULTIBLOCK_READ) { dev_info(&pdev->dev, "multiblock reads disabled due to 35xx erratum 2.1.1.128; MMC read performance may suffer\n"); - omap_hsmmc_ops.multi_io_quirk = omap_hsmmc_multi_io_quirk; + pax_open_kernel(); + *(void **)&omap_hsmmc_ops.multi_io_quirk = omap_hsmmc_multi_io_quirk; + pax_close_kernel(); } device_init_wakeup(&pdev->dev, true); diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c index 886d230..289d769 100644 --- a/drivers/mmc/host/sdhci-esdhc-imx.c +++ b/drivers/mmc/host/sdhci-esdhc-imx.c @@ -1191,9 +1191,12 @@ static int sdhci_esdhc_imx_probe(struct platform_device *pdev) host->ioaddr + 0x6c); } - if (imx_data->socdata->flags & ESDHC_FLAG_MAN_TUNING) - sdhci_esdhc_ops.platform_execute_tuning = + if (imx_data->socdata->flags & ESDHC_FLAG_MAN_TUNING) { + pax_open_kernel(); + *(void **)&sdhci_esdhc_ops.platform_execute_tuning = esdhc_executing_tuning; + pax_close_kernel(); + } if (imx_data->socdata->flags & ESDHC_FLAG_STD_TUNING) writel(readl(host->ioaddr + ESDHC_TUNING_CTRL) | diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c index 70c724b..308aafc 100644 --- a/drivers/mmc/host/sdhci-s3c.c +++ b/drivers/mmc/host/sdhci-s3c.c @@ -598,9 +598,11 @@ static int sdhci_s3c_probe(struct platform_device *pdev) * we can use overriding functions instead of default. */ if (sc->no_divider) { - sdhci_s3c_ops.set_clock = sdhci_cmu_set_clock; - sdhci_s3c_ops.get_min_clock = sdhci_cmu_get_min_clock; - sdhci_s3c_ops.get_max_clock = sdhci_cmu_get_max_clock; + pax_open_kernel(); + *(void **)&sdhci_s3c_ops.set_clock = sdhci_cmu_set_clock; + *(void **)&sdhci_s3c_ops.get_min_clock = sdhci_cmu_get_min_clock; + *(void **)&sdhci_s3c_ops.get_max_clock = sdhci_cmu_get_max_clock; + pax_close_kernel(); } /* It supports additional host capabilities if needed */ diff --git a/drivers/mtd/chips/cfi_cmdset_0020.c b/drivers/mtd/chips/cfi_cmdset_0020.c index 9a1a6ff..b8f1a57 100644 --- a/drivers/mtd/chips/cfi_cmdset_0020.c +++ b/drivers/mtd/chips/cfi_cmdset_0020.c @@ -666,7 +666,7 @@ cfi_staa_writev(struct mtd_info *mtd, const struct kvec *vecs, size_t totlen = 0, thislen; int ret = 0; size_t buflen = 0; - static char *buffer; + char *buffer; if (!ECCBUF_SIZE) { /* We should fall back to a general writev implementation. diff --git a/drivers/mtd/nand/denali.c b/drivers/mtd/nand/denali.c index 870c7fc..c7d6440 100644 --- a/drivers/mtd/nand/denali.c +++ b/drivers/mtd/nand/denali.c @@ -24,6 +24,7 @@ #include <linux/slab.h> #include <linux/mtd/mtd.h> #include <linux/module.h> +#include <linux/slab.h> #include "denali.h" diff --git a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c index 1b8f350..990f2e9 100644 --- a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c +++ b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c @@ -386,7 +386,7 @@ void prepare_data_dma(struct gpmi_nand_data *this, enum dma_data_direction dr) /* first try to map the upper buffer directly */ if (virt_addr_valid(this->upper_buf) && - !object_is_on_stack(this->upper_buf)) { + !object_starts_on_stack(this->upper_buf)) { sg_init_one(sgl, this->upper_buf, this->upper_len); ret = dma_map_sg(this->dev, sgl, 1, dr); if (ret == 0) diff --git a/drivers/mtd/nftlmount.c b/drivers/mtd/nftlmount.c index a5dfbfb..8042ab4 100644 --- a/drivers/mtd/nftlmount.c +++ b/drivers/mtd/nftlmount.c @@ -24,6 +24,7 @@ #include <asm/errno.h> #include <linux/delay.h> #include <linux/slab.h> +#include <linux/sched.h> #include <linux/mtd/mtd.h> #include <linux/mtd/nand.h> #include <linux/mtd/nftl.h> diff --git a/drivers/mtd/sm_ftl.c b/drivers/mtd/sm_ftl.c index c23184a..4115c41 100644 --- a/drivers/mtd/sm_ftl.c +++ b/drivers/mtd/sm_ftl.c @@ -56,7 +56,7 @@ static ssize_t sm_attr_show(struct device *dev, struct device_attribute *attr, #define SM_CIS_VENDOR_OFFSET 0x59 static struct attribute_group *sm_create_sysfs_attributes(struct sm_ftl *ftl) { - struct attribute_group *attr_group; + attribute_group_no_const *attr_group; struct attribute **attributes; struct sm_sysfs_attribute *vendor_attribute; char *vendor; diff --git a/drivers/net/bonding/bond_netlink.c b/drivers/net/bonding/bond_netlink.c index db760e8..d53ca99 100644 --- a/drivers/net/bonding/bond_netlink.c +++ b/drivers/net/bonding/bond_netlink.c @@ -662,7 +662,7 @@ nla_put_failure: return -EMSGSIZE; } -struct rtnl_link_ops bond_link_ops __read_mostly = { +struct rtnl_link_ops bond_link_ops = { .kind = "bond", .priv_size = sizeof(struct bonding), .setup = bond_setup, diff --git a/drivers/net/caif/caif_hsi.c b/drivers/net/caif/caif_hsi.c index 615c65d..c6c0439 100644 --- a/drivers/net/caif/caif_hsi.c +++ b/drivers/net/caif/caif_hsi.c @@ -1444,7 +1444,7 @@ err: return -ENODEV; } -static struct rtnl_link_ops caif_hsi_link_ops __read_mostly = { +static struct rtnl_link_ops caif_hsi_link_ops = { .kind = "cfhsi", .priv_size = sizeof(struct cfhsi), .setup = cfhsi_setup, diff --git a/drivers/net/can/Kconfig b/drivers/net/can/Kconfig index e8c96b8..516a96c 100644 --- a/drivers/net/can/Kconfig +++ b/drivers/net/can/Kconfig @@ -98,7 +98,7 @@ config CAN_JANZ_ICAN3 config CAN_FLEXCAN tristate "Support for Freescale FLEXCAN based chips" - depends on ARM || PPC + depends on (ARM && CPU_LITTLE_ENDIAN) || PPC ---help--- Say Y here if you want to support for Freescale FlexCAN. diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c index 141c2a4..ca734ed 100644 --- a/drivers/net/can/dev.c +++ b/drivers/net/can/dev.c @@ -961,7 +961,7 @@ static int can_newlink(struct net *src_net, struct net_device *dev, return -EOPNOTSUPP; } -static struct rtnl_link_ops can_link_ops __read_mostly = { +static struct rtnl_link_ops can_link_ops = { .kind = "can", .maxtype = IFLA_CAN_MAX, .policy = can_policy, diff --git a/drivers/net/can/vcan.c b/drivers/net/can/vcan.c index 674f367..ec3a31f 100644 --- a/drivers/net/can/vcan.c +++ b/drivers/net/can/vcan.c @@ -163,7 +163,7 @@ static void vcan_setup(struct net_device *dev) dev->destructor = free_netdev; } -static struct rtnl_link_ops vcan_link_ops __read_mostly = { +static struct rtnl_link_ops vcan_link_ops = { .kind = "vcan", .setup = vcan_setup, }; diff --git a/drivers/net/dummy.c b/drivers/net/dummy.c index 815eb94..38ef9b7 100644 --- a/drivers/net/dummy.c +++ b/drivers/net/dummy.c @@ -163,7 +163,7 @@ static int dummy_validate(struct nlattr *tb[], struct nlattr *data[]) return 0; } -static struct rtnl_link_ops dummy_link_ops __read_mostly = { +static struct rtnl_link_ops dummy_link_ops = { .kind = DRV_NAME, .setup = dummy_setup, .validate = dummy_validate, diff --git a/drivers/net/ethernet/8390/ax88796.c b/drivers/net/ethernet/8390/ax88796.c index 0443654..4f0aa18 100644 --- a/drivers/net/ethernet/8390/ax88796.c +++ b/drivers/net/ethernet/8390/ax88796.c @@ -889,9 +889,11 @@ static int ax_probe(struct platform_device *pdev) if (ax->plat->reg_offsets) ei_local->reg_offset = ax->plat->reg_offsets; else { + resource_size_t _mem_size = mem_size; + do_div(_mem_size, 0x18); ei_local->reg_offset = ax->reg_offsets; for (ret = 0; ret < 0x18; ret++) - ax->reg_offsets[ret] = (mem_size / 0x18) * ret; + ax->reg_offsets[ret] = _mem_size * ret; } if (!request_mem_region(mem->start, mem_size, pdev->name)) { diff --git a/drivers/net/ethernet/altera/altera_tse_main.c b/drivers/net/ethernet/altera/altera_tse_main.c index fe64482..9a24726 100644 --- a/drivers/net/ethernet/altera/altera_tse_main.c +++ b/drivers/net/ethernet/altera/altera_tse_main.c @@ -1255,7 +1255,7 @@ static int tse_shutdown(struct net_device *dev) return 0; } -static struct net_device_ops altera_tse_netdev_ops = { +static net_device_ops_no_const altera_tse_netdev_ops __read_only = { .ndo_open = tse_open, .ndo_stop = tse_shutdown, .ndo_start_xmit = tse_start_xmit, @@ -1492,11 +1492,13 @@ static int altera_tse_probe(struct platform_device *pdev) ndev->netdev_ops = &altera_tse_netdev_ops; altera_tse_set_ethtool_ops(ndev); + pax_open_kernel(); altera_tse_netdev_ops.ndo_set_rx_mode = tse_set_rx_mode; if (priv->hash_filter) altera_tse_netdev_ops.ndo_set_rx_mode = tse_set_rx_mode_hashfilter; + pax_close_kernel(); /* Scatter/gather IO is not supported, * so it is turned off diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-common.h b/drivers/net/ethernet/amd/xgbe/xgbe-common.h index b6fa891..31ef157 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-common.h +++ b/drivers/net/ethernet/amd/xgbe/xgbe-common.h @@ -1279,14 +1279,14 @@ do { \ * operations, everything works on mask values. */ #define XMDIO_READ(_pdata, _mmd, _reg) \ - ((_pdata)->hw_if.read_mmd_regs((_pdata), 0, \ + ((_pdata)->hw_if->read_mmd_regs((_pdata), 0, \ MII_ADDR_C45 | (_mmd << 16) | ((_reg) & 0xffff))) #define XMDIO_READ_BITS(_pdata, _mmd, _reg, _mask) \ (XMDIO_READ((_pdata), _mmd, _reg) & _mask) #define XMDIO_WRITE(_pdata, _mmd, _reg, _val) \ - ((_pdata)->hw_if.write_mmd_regs((_pdata), 0, \ + ((_pdata)->hw_if->write_mmd_regs((_pdata), 0, \ MII_ADDR_C45 | (_mmd << 16) | ((_reg) & 0xffff), (_val))) #define XMDIO_WRITE_BITS(_pdata, _mmd, _reg, _mask, _val) \ diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-dcb.c b/drivers/net/ethernet/amd/xgbe/xgbe-dcb.c index a6b9899..2e5e972 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-dcb.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-dcb.c @@ -190,7 +190,7 @@ static int xgbe_dcb_ieee_setets(struct net_device *netdev, memcpy(pdata->ets, ets, sizeof(*pdata->ets)); - pdata->hw_if.config_dcb_tc(pdata); + pdata->hw_if->config_dcb_tc(pdata); return 0; } @@ -230,7 +230,7 @@ static int xgbe_dcb_ieee_setpfc(struct net_device *netdev, memcpy(pdata->pfc, pfc, sizeof(*pdata->pfc)); - pdata->hw_if.config_dcb_pfc(pdata); + pdata->hw_if->config_dcb_pfc(pdata); return 0; } diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-desc.c b/drivers/net/ethernet/amd/xgbe/xgbe-desc.c index b3bc87f..5bdfdd3 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-desc.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-desc.c @@ -353,7 +353,7 @@ static int xgbe_map_rx_buffer(struct xgbe_prv_data *pdata, static void xgbe_wrapper_tx_descriptor_init(struct xgbe_prv_data *pdata) { - struct xgbe_hw_if *hw_if = &pdata->hw_if; + struct xgbe_hw_if *hw_if = pdata->hw_if; struct xgbe_channel *channel; struct xgbe_ring *ring; struct xgbe_ring_data *rdata; @@ -394,7 +394,7 @@ static void xgbe_wrapper_tx_descriptor_init(struct xgbe_prv_data *pdata) static void xgbe_wrapper_rx_descriptor_init(struct xgbe_prv_data *pdata) { - struct xgbe_hw_if *hw_if = &pdata->hw_if; + struct xgbe_hw_if *hw_if = pdata->hw_if; struct xgbe_channel *channel; struct xgbe_ring *ring; struct xgbe_ring_desc *rdesc; @@ -628,17 +628,12 @@ err_out: return 0; } -void xgbe_init_function_ptrs_desc(struct xgbe_desc_if *desc_if) -{ - DBGPR("-->xgbe_init_function_ptrs_desc\n"); - - desc_if->alloc_ring_resources = xgbe_alloc_ring_resources; - desc_if->free_ring_resources = xgbe_free_ring_resources; - desc_if->map_tx_skb = xgbe_map_tx_skb; - desc_if->map_rx_buffer = xgbe_map_rx_buffer; - desc_if->unmap_rdata = xgbe_unmap_rdata; - desc_if->wrapper_tx_desc_init = xgbe_wrapper_tx_descriptor_init; - desc_if->wrapper_rx_desc_init = xgbe_wrapper_rx_descriptor_init; - - DBGPR("<--xgbe_init_function_ptrs_desc\n"); -} +const struct xgbe_desc_if default_xgbe_desc_if = { + .alloc_ring_resources = xgbe_alloc_ring_resources, + .free_ring_resources = xgbe_free_ring_resources, + .map_tx_skb = xgbe_map_tx_skb, + .map_rx_buffer = xgbe_map_rx_buffer, + .unmap_rdata = xgbe_unmap_rdata, + .wrapper_tx_desc_init = xgbe_wrapper_tx_descriptor_init, + .wrapper_rx_desc_init = xgbe_wrapper_rx_descriptor_init, +}; diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c index f672dba3..d71818d 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c @@ -2776,7 +2776,7 @@ static void xgbe_powerdown_rx(struct xgbe_prv_data *pdata) static int xgbe_init(struct xgbe_prv_data *pdata) { - struct xgbe_desc_if *desc_if = &pdata->desc_if; + struct xgbe_desc_if *desc_if = pdata->desc_if; int ret; DBGPR("-->xgbe_init\n"); @@ -2842,106 +2842,101 @@ static int xgbe_init(struct xgbe_prv_data *pdata) return 0; } -void xgbe_init_function_ptrs_dev(struct xgbe_hw_if *hw_if) -{ - DBGPR("-->xgbe_init_function_ptrs\n"); - - hw_if->tx_complete = xgbe_tx_complete; - - hw_if->set_mac_address = xgbe_set_mac_address; - hw_if->config_rx_mode = xgbe_config_rx_mode; - - hw_if->enable_rx_csum = xgbe_enable_rx_csum; - hw_if->disable_rx_csum = xgbe_disable_rx_csum; - - hw_if->enable_rx_vlan_stripping = xgbe_enable_rx_vlan_stripping; - hw_if->disable_rx_vlan_stripping = xgbe_disable_rx_vlan_stripping; - hw_if->enable_rx_vlan_filtering = xgbe_enable_rx_vlan_filtering; - hw_if->disable_rx_vlan_filtering = xgbe_disable_rx_vlan_filtering; - hw_if->update_vlan_hash_table = xgbe_update_vlan_hash_table; - - hw_if->read_mmd_regs = xgbe_read_mmd_regs; - hw_if->write_mmd_regs = xgbe_write_mmd_regs; - - hw_if->set_gmii_speed = xgbe_set_gmii_speed; - hw_if->set_gmii_2500_speed = xgbe_set_gmii_2500_speed; - hw_if->set_xgmii_speed = xgbe_set_xgmii_speed; - - hw_if->enable_tx = xgbe_enable_tx; - hw_if->disable_tx = xgbe_disable_tx; - hw_if->enable_rx = xgbe_enable_rx; - hw_if->disable_rx = xgbe_disable_rx; - - hw_if->powerup_tx = xgbe_powerup_tx; - hw_if->powerdown_tx = xgbe_powerdown_tx; - hw_if->powerup_rx = xgbe_powerup_rx; - hw_if->powerdown_rx = xgbe_powerdown_rx; - - hw_if->dev_xmit = xgbe_dev_xmit; - hw_if->dev_read = xgbe_dev_read; - hw_if->enable_int = xgbe_enable_int; - hw_if->disable_int = xgbe_disable_int; - hw_if->init = xgbe_init; - hw_if->exit = xgbe_exit; +const struct xgbe_hw_if default_xgbe_hw_if = { + .tx_complete = xgbe_tx_complete, + + .set_mac_address = xgbe_set_mac_address, + .config_rx_mode = xgbe_config_rx_mode, + + .enable_rx_csum = xgbe_enable_rx_csum, + .disable_rx_csum = xgbe_disable_rx_csum, + + .enable_rx_vlan_stripping = xgbe_enable_rx_vlan_stripping, + .disable_rx_vlan_stripping = xgbe_disable_rx_vlan_stripping, + .enable_rx_vlan_filtering = xgbe_enable_rx_vlan_filtering, + .disable_rx_vlan_filtering = xgbe_disable_rx_vlan_filtering, + .update_vlan_hash_table = xgbe_update_vlan_hash_table, + + .read_mmd_regs = xgbe_read_mmd_regs, + .write_mmd_regs = xgbe_write_mmd_regs, + + .set_gmii_speed = xgbe_set_gmii_speed, + .set_gmii_2500_speed = xgbe_set_gmii_2500_speed, + .set_xgmii_speed = xgbe_set_xgmii_speed, + + .enable_tx = xgbe_enable_tx, + .disable_tx = xgbe_disable_tx, + .enable_rx = xgbe_enable_rx, + .disable_rx = xgbe_disable_rx, + + .powerup_tx = xgbe_powerup_tx, + .powerdown_tx = xgbe_powerdown_tx, + .powerup_rx = xgbe_powerup_rx, + .powerdown_rx = xgbe_powerdown_rx, + + .dev_xmit = xgbe_dev_xmit, + .dev_read = xgbe_dev_read, + .enable_int = xgbe_enable_int, + .disable_int = xgbe_disable_int, + .init = xgbe_init, + .exit = xgbe_exit, /* Descriptor related Sequences have to be initialized here */ - hw_if->tx_desc_init = xgbe_tx_desc_init; - hw_if->rx_desc_init = xgbe_rx_desc_init; - hw_if->tx_desc_reset = xgbe_tx_desc_reset; - hw_if->rx_desc_reset = xgbe_rx_desc_reset; - hw_if->is_last_desc = xgbe_is_last_desc; - hw_if->is_context_desc = xgbe_is_context_desc; - hw_if->tx_start_xmit = xgbe_tx_start_xmit; + .tx_desc_init = xgbe_tx_desc_init, + .rx_desc_init = xgbe_rx_desc_init, + .tx_desc_reset = xgbe_tx_desc_reset, + .rx_desc_reset = xgbe_rx_desc_reset, + .is_last_desc = xgbe_is_last_desc, + .is_context_desc = xgbe_is_context_desc, + .tx_start_xmit = xgbe_tx_start_xmit, /* For FLOW ctrl */ - hw_if->config_tx_flow_control = xgbe_config_tx_flow_control; - hw_if->config_rx_flow_control = xgbe_config_rx_flow_control; + .config_tx_flow_control = xgbe_config_tx_flow_control, + .config_rx_flow_control = xgbe_config_rx_flow_control, /* For RX coalescing */ - hw_if->config_rx_coalesce = xgbe_config_rx_coalesce; - hw_if->config_tx_coalesce = xgbe_config_tx_coalesce; - hw_if->usec_to_riwt = xgbe_usec_to_riwt; - hw_if->riwt_to_usec = xgbe_riwt_to_usec; + .config_rx_coalesce = xgbe_config_rx_coalesce, + .config_tx_coalesce = xgbe_config_tx_coalesce, + .usec_to_riwt = xgbe_usec_to_riwt, + .riwt_to_usec = xgbe_riwt_to_usec, /* For RX and TX threshold config */ - hw_if->config_rx_threshold = xgbe_config_rx_threshold; - hw_if->config_tx_threshold = xgbe_config_tx_threshold; + .config_rx_threshold = xgbe_config_rx_threshold, + .config_tx_threshold = xgbe_config_tx_threshold, /* For RX and TX Store and Forward Mode config */ - hw_if->config_rsf_mode = xgbe_config_rsf_mode; - hw_if->config_tsf_mode = xgbe_config_tsf_mode; + .config_rsf_mode = xgbe_config_rsf_mode, + .config_tsf_mode = xgbe_config_tsf_mode, /* For TX DMA Operating on Second Frame config */ - hw_if->config_osp_mode = xgbe_config_osp_mode; + .config_osp_mode = xgbe_config_osp_mode, /* For RX and TX PBL config */ - hw_if->config_rx_pbl_val = xgbe_config_rx_pbl_val; - hw_if->get_rx_pbl_val = xgbe_get_rx_pbl_val; - hw_if->config_tx_pbl_val = xgbe_config_tx_pbl_val; - hw_if->get_tx_pbl_val = xgbe_get_tx_pbl_val; - hw_if->config_pblx8 = xgbe_config_pblx8; + .config_rx_pbl_val = xgbe_config_rx_pbl_val, + .get_rx_pbl_val = xgbe_get_rx_pbl_val, + .config_tx_pbl_val = xgbe_config_tx_pbl_val, + .get_tx_pbl_val = xgbe_get_tx_pbl_val, + .config_pblx8 = xgbe_config_pblx8, /* For MMC statistics support */ - hw_if->tx_mmc_int = xgbe_tx_mmc_int; - hw_if->rx_mmc_int = xgbe_rx_mmc_int; - hw_if->read_mmc_stats = xgbe_read_mmc_stats; + .tx_mmc_int = xgbe_tx_mmc_int, + .rx_mmc_int = xgbe_rx_mmc_int, + .read_mmc_stats = xgbe_read_mmc_stats, /* For PTP config */ - hw_if->config_tstamp = xgbe_config_tstamp; - hw_if->update_tstamp_addend = xgbe_update_tstamp_addend; - hw_if->set_tstamp_time = xgbe_set_tstamp_time; - hw_if->get_tstamp_time = xgbe_get_tstamp_time; - hw_if->get_tx_tstamp = xgbe_get_tx_tstamp; + .config_tstamp = xgbe_config_tstamp, + .update_tstamp_addend = xgbe_update_tstamp_addend, + .set_tstamp_time = xgbe_set_tstamp_time, + .get_tstamp_time = xgbe_get_tstamp_time, + .get_tx_tstamp = xgbe_get_tx_tstamp, /* For Data Center Bridging config */ - hw_if->config_dcb_tc = xgbe_config_dcb_tc; - hw_if->config_dcb_pfc = xgbe_config_dcb_pfc; + .config_dcb_tc = xgbe_config_dcb_tc, + .config_dcb_pfc = xgbe_config_dcb_pfc, /* For Receive Side Scaling */ - hw_if->enable_rss = xgbe_enable_rss; - hw_if->disable_rss = xgbe_disable_rss; - hw_if->set_rss_hash_key = xgbe_set_rss_hash_key; - hw_if->set_rss_lookup_table = xgbe_set_rss_lookup_table; - - DBGPR("<--xgbe_init_function_ptrs\n"); -} + .enable_rss = xgbe_enable_rss, + .disable_rss = xgbe_disable_rss, + .set_rss_hash_key = xgbe_set_rss_hash_key, + .set_rss_lookup_table = xgbe_set_rss_lookup_table, +}; diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c index dde0486..831e127 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c @@ -245,7 +245,7 @@ static int xgbe_maybe_stop_tx_queue(struct xgbe_channel *channel, * support, tell it now */ if (ring->tx.xmit_more) - pdata->hw_if.tx_start_xmit(channel, ring); + pdata->hw_if->tx_start_xmit(channel, ring); return NETDEV_TX_BUSY; } @@ -273,7 +273,7 @@ static int xgbe_calc_rx_buf_size(struct net_device *netdev, unsigned int mtu) static void xgbe_enable_rx_tx_ints(struct xgbe_prv_data *pdata) { - struct xgbe_hw_if *hw_if = &pdata->hw_if; + struct xgbe_hw_if *hw_if = pdata->hw_if; struct xgbe_channel *channel; enum xgbe_int int_id; unsigned int i; @@ -295,7 +295,7 @@ static void xgbe_enable_rx_tx_ints(struct xgbe_prv_data *pdata) static void xgbe_disable_rx_tx_ints(struct xgbe_prv_data *pdata) { - struct xgbe_hw_if *hw_if = &pdata->hw_if; + struct xgbe_hw_if *hw_if = pdata->hw_if; struct xgbe_channel *channel; enum xgbe_int int_id; unsigned int i; @@ -318,7 +318,7 @@ static void xgbe_disable_rx_tx_ints(struct xgbe_prv_data *pdata) static irqreturn_t xgbe_isr(int irq, void *data) { struct xgbe_prv_data *pdata = data; - struct xgbe_hw_if *hw_if = &pdata->hw_if; + struct xgbe_hw_if *hw_if = pdata->hw_if; struct xgbe_channel *channel; unsigned int dma_isr, dma_ch_isr; unsigned int mac_isr, mac_tssr; @@ -443,7 +443,7 @@ static void xgbe_service(struct work_struct *work) struct xgbe_prv_data, service_work); - pdata->phy_if.phy_status(pdata); + pdata->phy_if->phy_status(pdata); } static void xgbe_service_timer(unsigned long data) @@ -702,7 +702,7 @@ static void xgbe_free_irqs(struct xgbe_prv_data *pdata) void xgbe_init_tx_coalesce(struct xgbe_prv_data *pdata) { - struct xgbe_hw_if *hw_if = &pdata->hw_if; + struct xgbe_hw_if *hw_if = pdata->hw_if; DBGPR("-->xgbe_init_tx_coalesce\n"); @@ -716,7 +716,7 @@ void xgbe_init_tx_coalesce(struct xgbe_prv_data *pdata) void xgbe_init_rx_coalesce(struct xgbe_prv_data *pdata) { - struct xgbe_hw_if *hw_if = &pdata->hw_if; + struct xgbe_hw_if *hw_if = pdata->hw_if; DBGPR("-->xgbe_init_rx_coalesce\n"); @@ -731,7 +731,7 @@ void xgbe_init_rx_coalesce(struct xgbe_prv_data *pdata) static void xgbe_free_tx_data(struct xgbe_prv_data *pdata) { - struct xgbe_desc_if *desc_if = &pdata->desc_if; + struct xgbe_desc_if *desc_if = pdata->desc_if; struct xgbe_channel *channel; struct xgbe_ring *ring; struct xgbe_ring_data *rdata; @@ -756,7 +756,7 @@ static void xgbe_free_tx_data(struct xgbe_prv_data *pdata) static void xgbe_free_rx_data(struct xgbe_prv_data *pdata) { - struct xgbe_desc_if *desc_if = &pdata->desc_if; + struct xgbe_desc_if *desc_if = pdata->desc_if; struct xgbe_channel *channel; struct xgbe_ring *ring; struct xgbe_ring_data *rdata; @@ -784,13 +784,13 @@ static int xgbe_phy_init(struct xgbe_prv_data *pdata) pdata->phy_link = -1; pdata->phy_speed = SPEED_UNKNOWN; - return pdata->phy_if.phy_reset(pdata); + return pdata->phy_if->phy_reset(pdata); } int xgbe_powerdown(struct net_device *netdev, unsigned int caller) { struct xgbe_prv_data *pdata = netdev_priv(netdev); - struct xgbe_hw_if *hw_if = &pdata->hw_if; + struct xgbe_hw_if *hw_if = pdata->hw_if; unsigned long flags; DBGPR("-->xgbe_powerdown\n"); @@ -829,7 +829,7 @@ int xgbe_powerdown(struct net_device *netdev, unsigned int caller) int xgbe_powerup(struct net_device *netdev, unsigned int caller) { struct xgbe_prv_data *pdata = netdev_priv(netdev); - struct xgbe_hw_if *hw_if = &pdata->hw_if; + struct xgbe_hw_if *hw_if = pdata->hw_if; unsigned long flags; DBGPR("-->xgbe_powerup\n"); @@ -866,8 +866,8 @@ int xgbe_powerup(struct net_device *netdev, unsigned int caller) static int xgbe_start(struct xgbe_prv_data *pdata) { - struct xgbe_hw_if *hw_if = &pdata->hw_if; - struct xgbe_phy_if *phy_if = &pdata->phy_if; + struct xgbe_hw_if *hw_if = pdata->hw_if; + struct xgbe_phy_if *phy_if = pdata->phy_if; struct net_device *netdev = pdata->netdev; int ret; @@ -910,8 +910,8 @@ err_phy: static void xgbe_stop(struct xgbe_prv_data *pdata) { - struct xgbe_hw_if *hw_if = &pdata->hw_if; - struct xgbe_phy_if *phy_if = &pdata->phy_if; + struct xgbe_hw_if *hw_if = pdata->hw_if; + struct xgbe_phy_if *phy_if = pdata->phy_if; struct xgbe_channel *channel; struct net_device *netdev = pdata->netdev; struct netdev_queue *txq; @@ -1139,7 +1139,7 @@ static int xgbe_set_hwtstamp_settings(struct xgbe_prv_data *pdata, return -ERANGE; } - pdata->hw_if.config_tstamp(pdata, mac_tscr); + pdata->hw_if->config_tstamp(pdata, mac_tscr); memcpy(&pdata->tstamp_config, &config, sizeof(config)); @@ -1288,7 +1288,7 @@ static void xgbe_packet_info(struct xgbe_prv_data *pdata, static int xgbe_open(struct net_device *netdev) { struct xgbe_prv_data *pdata = netdev_priv(netdev); - struct xgbe_desc_if *desc_if = &pdata->desc_if; + struct xgbe_desc_if *desc_if = pdata->desc_if; int ret; DBGPR("-->xgbe_open\n"); @@ -1360,7 +1360,7 @@ err_sysclk: static int xgbe_close(struct net_device *netdev) { struct xgbe_prv_data *pdata = netdev_priv(netdev); - struct xgbe_desc_if *desc_if = &pdata->desc_if; + struct xgbe_desc_if *desc_if = pdata->desc_if; DBGPR("-->xgbe_close\n"); @@ -1387,8 +1387,8 @@ static int xgbe_close(struct net_device *netdev) static int xgbe_xmit(struct sk_buff *skb, struct net_device *netdev) { struct xgbe_prv_data *pdata = netdev_priv(netdev); - struct xgbe_hw_if *hw_if = &pdata->hw_if; - struct xgbe_desc_if *desc_if = &pdata->desc_if; + struct xgbe_hw_if *hw_if = pdata->hw_if; + struct xgbe_desc_if *desc_if = pdata->desc_if; struct xgbe_channel *channel; struct xgbe_ring *ring; struct xgbe_packet_data *packet; @@ -1457,7 +1457,7 @@ tx_netdev_return: static void xgbe_set_rx_mode(struct net_device *netdev) { struct xgbe_prv_data *pdata = netdev_priv(netdev); - struct xgbe_hw_if *hw_if = &pdata->hw_if; + struct xgbe_hw_if *hw_if = pdata->hw_if; DBGPR("-->xgbe_set_rx_mode\n"); @@ -1469,7 +1469,7 @@ static void xgbe_set_rx_mode(struct net_device *netdev) static int xgbe_set_mac_address(struct net_device *netdev, void *addr) { struct xgbe_prv_data *pdata = netdev_priv(netdev); - struct xgbe_hw_if *hw_if = &pdata->hw_if; + struct xgbe_hw_if *hw_if = pdata->hw_if; struct sockaddr *saddr = addr; DBGPR("-->xgbe_set_mac_address\n"); @@ -1544,7 +1544,7 @@ static struct rtnl_link_stats64 *xgbe_get_stats64(struct net_device *netdev, DBGPR("-->%s\n", __func__); - pdata->hw_if.read_mmc_stats(pdata); + pdata->hw_if->read_mmc_stats(pdata); s->rx_packets = pstats->rxframecount_gb; s->rx_bytes = pstats->rxoctetcount_gb; @@ -1571,7 +1571,7 @@ static int xgbe_vlan_rx_add_vid(struct net_device *netdev, __be16 proto, u16 vid) { struct xgbe_prv_data *pdata = netdev_priv(netdev); - struct xgbe_hw_if *hw_if = &pdata->hw_if; + struct xgbe_hw_if *hw_if = pdata->hw_if; DBGPR("-->%s\n", __func__); @@ -1587,7 +1587,7 @@ static int xgbe_vlan_rx_kill_vid(struct net_device *netdev, __be16 proto, u16 vid) { struct xgbe_prv_data *pdata = netdev_priv(netdev); - struct xgbe_hw_if *hw_if = &pdata->hw_if; + struct xgbe_hw_if *hw_if = pdata->hw_if; DBGPR("-->%s\n", __func__); @@ -1654,7 +1654,7 @@ static int xgbe_set_features(struct net_device *netdev, netdev_features_t features) { struct xgbe_prv_data *pdata = netdev_priv(netdev); - struct xgbe_hw_if *hw_if = &pdata->hw_if; + struct xgbe_hw_if *hw_if = pdata->hw_if; netdev_features_t rxhash, rxcsum, rxvlan, rxvlan_filter; int ret = 0; @@ -1720,8 +1720,8 @@ struct net_device_ops *xgbe_get_netdev_ops(void) static void xgbe_rx_refresh(struct xgbe_channel *channel) { struct xgbe_prv_data *pdata = channel->pdata; - struct xgbe_hw_if *hw_if = &pdata->hw_if; - struct xgbe_desc_if *desc_if = &pdata->desc_if; + struct xgbe_hw_if *hw_if = pdata->hw_if; + struct xgbe_desc_if *desc_if = pdata->desc_if; struct xgbe_ring *ring = channel->rx_ring; struct xgbe_ring_data *rdata; @@ -1798,8 +1798,8 @@ static struct sk_buff *xgbe_create_skb(struct xgbe_prv_data *pdata, static int xgbe_tx_poll(struct xgbe_channel *channel) { struct xgbe_prv_data *pdata = channel->pdata; - struct xgbe_hw_if *hw_if = &pdata->hw_if; - struct xgbe_desc_if *desc_if = &pdata->desc_if; + struct xgbe_hw_if *hw_if = pdata->hw_if; + struct xgbe_desc_if *desc_if = pdata->desc_if; struct xgbe_ring *ring = channel->tx_ring; struct xgbe_ring_data *rdata; struct xgbe_ring_desc *rdesc; @@ -1869,7 +1869,7 @@ static int xgbe_tx_poll(struct xgbe_channel *channel) static int xgbe_rx_poll(struct xgbe_channel *channel, int budget) { struct xgbe_prv_data *pdata = channel->pdata; - struct xgbe_hw_if *hw_if = &pdata->hw_if; + struct xgbe_hw_if *hw_if = pdata->hw_if; struct xgbe_ring *ring = channel->rx_ring; struct xgbe_ring_data *rdata; struct xgbe_packet_data *packet; diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c b/drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c index 59e090e..90bc0b4 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c @@ -211,7 +211,7 @@ static void xgbe_get_ethtool_stats(struct net_device *netdev, DBGPR("-->%s\n", __func__); - pdata->hw_if.read_mmc_stats(pdata); + pdata->hw_if->read_mmc_stats(pdata); for (i = 0; i < XGBE_STATS_COUNT; i++) { stat = (u8 *)pdata + xgbe_gstring_stats[i].stat_offset; *data++ = *(u64 *)stat; @@ -284,7 +284,7 @@ static int xgbe_set_pauseparam(struct net_device *netdev, pdata->phy.advertising ^= ADVERTISED_Asym_Pause; if (netif_running(netdev)) - ret = pdata->phy_if.phy_config_aneg(pdata); + ret = pdata->phy_if->phy_config_aneg(pdata); DBGPR("<--xgbe_set_pauseparam\n"); @@ -364,7 +364,7 @@ static int xgbe_set_settings(struct net_device *netdev, pdata->phy.advertising &= ~ADVERTISED_Autoneg; if (netif_running(netdev)) - ret = pdata->phy_if.phy_config_aneg(pdata); + ret = pdata->phy_if->phy_config_aneg(pdata); DBGPR("<--xgbe_set_settings\n"); @@ -411,7 +411,7 @@ static int xgbe_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *ec) { struct xgbe_prv_data *pdata = netdev_priv(netdev); - struct xgbe_hw_if *hw_if = &pdata->hw_if; + struct xgbe_hw_if *hw_if = pdata->hw_if; unsigned int rx_frames, rx_riwt, rx_usecs; unsigned int tx_frames; @@ -536,7 +536,7 @@ static int xgbe_set_rxfh(struct net_device *netdev, const u32 *indir, const u8 *key, const u8 hfunc) { struct xgbe_prv_data *pdata = netdev_priv(netdev); - struct xgbe_hw_if *hw_if = &pdata->hw_if; + struct xgbe_hw_if *hw_if = pdata->hw_if; unsigned int ret; if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-main.c b/drivers/net/ethernet/amd/xgbe/xgbe-main.c index e83bd76..f2d5d56 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-main.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-main.c @@ -202,13 +202,6 @@ static void xgbe_default_config(struct xgbe_prv_data *pdata) DBGPR("<--xgbe_default_config\n"); } -static void xgbe_init_all_fptrs(struct xgbe_prv_data *pdata) -{ - xgbe_init_function_ptrs_dev(&pdata->hw_if); - xgbe_init_function_ptrs_phy(&pdata->phy_if); - xgbe_init_function_ptrs_desc(&pdata->desc_if); -} - #ifdef CONFIG_ACPI static int xgbe_acpi_support(struct xgbe_prv_data *pdata) { @@ -641,10 +634,12 @@ static int xgbe_probe(struct platform_device *pdev) memcpy(netdev->dev_addr, pdata->mac_addr, netdev->addr_len); /* Set all the function pointers */ - xgbe_init_all_fptrs(pdata); + pdata->hw_if = &default_xgbe_hw_if; + pdata->phy_if = &default_xgbe_phy_if; + pdata->desc_if = &default_xgbe_desc_if; /* Issue software reset to device */ - pdata->hw_if.exit(pdata); + pdata->hw_if->exit(pdata); /* Populate the hardware features */ xgbe_get_all_hw_features(pdata); @@ -698,7 +693,7 @@ static int xgbe_probe(struct platform_device *pdev) XGMAC_SET_BITS(pdata->rss_options, MAC_RSSCR, UDP4TE, 1); /* Call MDIO/PHY initialization routine */ - pdata->phy_if.phy_init(pdata); + pdata->phy_if->phy_init(pdata); /* Set device operations */ netdev->netdev_ops = xgbe_get_netdev_ops(); diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c index 9088c3a..2ffe7c4 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c @@ -202,7 +202,7 @@ static void xgbe_xgmii_mode(struct xgbe_prv_data *pdata) xgbe_an_enable_kr_training(pdata); /* Set MAC to 10G speed */ - pdata->hw_if.set_xgmii_speed(pdata); + pdata->hw_if->set_xgmii_speed(pdata); /* Set PCS to KR/10G speed */ reg = XMDIO_READ(pdata, MDIO_MMD_PCS, MDIO_CTRL2); @@ -250,7 +250,7 @@ static void xgbe_gmii_2500_mode(struct xgbe_prv_data *pdata) xgbe_an_disable_kr_training(pdata); /* Set MAC to 2.5G speed */ - pdata->hw_if.set_gmii_2500_speed(pdata); + pdata->hw_if->set_gmii_2500_speed(pdata); /* Set PCS to KX/1G speed */ reg = XMDIO_READ(pdata, MDIO_MMD_PCS, MDIO_CTRL2); @@ -298,7 +298,7 @@ static void xgbe_gmii_mode(struct xgbe_prv_data *pdata) xgbe_an_disable_kr_training(pdata); /* Set MAC to 1G speed */ - pdata->hw_if.set_gmii_speed(pdata); + pdata->hw_if->set_gmii_speed(pdata); /* Set PCS to KX/1G speed */ reg = XMDIO_READ(pdata, MDIO_MMD_PCS, MDIO_CTRL2); @@ -872,13 +872,13 @@ static void xgbe_phy_adjust_link(struct xgbe_prv_data *pdata) if (pdata->tx_pause != pdata->phy.tx_pause) { new_state = 1; - pdata->hw_if.config_tx_flow_control(pdata); + pdata->hw_if->config_tx_flow_control(pdata); pdata->tx_pause = pdata->phy.tx_pause; } if (pdata->rx_pause != pdata->phy.rx_pause) { new_state = 1; - pdata->hw_if.config_rx_flow_control(pdata); + pdata->hw_if->config_rx_flow_control(pdata); pdata->rx_pause = pdata->phy.rx_pause; } @@ -1351,14 +1351,13 @@ static void xgbe_phy_init(struct xgbe_prv_data *pdata) xgbe_dump_phy_registers(pdata); } -void xgbe_init_function_ptrs_phy(struct xgbe_phy_if *phy_if) -{ - phy_if->phy_init = xgbe_phy_init; +const struct xgbe_phy_if default_xgbe_phy_if = { + .phy_init = xgbe_phy_init, - phy_if->phy_reset = xgbe_phy_reset; - phy_if->phy_start = xgbe_phy_start; - phy_if->phy_stop = xgbe_phy_stop; + .phy_reset = xgbe_phy_reset, + .phy_start = xgbe_phy_start, + .phy_stop = xgbe_phy_stop, - phy_if->phy_status = xgbe_phy_status; - phy_if->phy_config_aneg = xgbe_phy_config_aneg; -} + .phy_status = xgbe_phy_status, + .phy_config_aneg = xgbe_phy_config_aneg, +}; diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-ptp.c b/drivers/net/ethernet/amd/xgbe/xgbe-ptp.c index b03e4f5..78e4cc4 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-ptp.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-ptp.c @@ -129,7 +129,7 @@ static cycle_t xgbe_cc_read(const struct cyclecounter *cc) tstamp_cc); u64 nsec; - nsec = pdata->hw_if.get_tstamp_time(pdata); + nsec = pdata->hw_if->get_tstamp_time(pdata); return nsec; } @@ -158,7 +158,7 @@ static int xgbe_adjfreq(struct ptp_clock_info *info, s32 delta) spin_lock_irqsave(&pdata->tstamp_lock, flags); - pdata->hw_if.update_tstamp_addend(pdata, addend); + pdata->hw_if->update_tstamp_addend(pdata, addend); spin_unlock_irqrestore(&pdata->tstamp_lock, flags); diff --git a/drivers/net/ethernet/amd/xgbe/xgbe.h b/drivers/net/ethernet/amd/xgbe/xgbe.h index 8c9d01e..8c7bd644 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe.h +++ b/drivers/net/ethernet/amd/xgbe/xgbe.h @@ -801,9 +801,9 @@ struct xgbe_prv_data { int dev_irq; unsigned int per_channel_irq; - struct xgbe_hw_if hw_if; - struct xgbe_phy_if phy_if; - struct xgbe_desc_if desc_if; + struct xgbe_hw_if *hw_if; + struct xgbe_phy_if *phy_if; + struct xgbe_desc_if *desc_if; /* AXI DMA settings */ unsigned int coherent; @@ -964,6 +964,10 @@ struct xgbe_prv_data { #endif }; +extern const struct xgbe_hw_if default_xgbe_hw_if; +extern const struct xgbe_phy_if default_xgbe_phy_if; +extern const struct xgbe_desc_if default_xgbe_desc_if; + /* Function prototypes*/ void xgbe_init_function_ptrs_dev(struct xgbe_hw_if *); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h index b7d32e8..ea5b559 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h @@ -1122,7 +1122,7 @@ static inline u8 bnx2x_get_path_func_num(struct bnx2x *bp) static inline void bnx2x_init_bp_objs(struct bnx2x *bp) { /* RX_MODE controlling object */ - bnx2x_init_rx_mode_obj(bp, &bp->rx_mode_obj); + bnx2x_init_rx_mode_obj(bp); /* multicast configuration controlling object */ bnx2x_init_mcast_obj(bp, &bp->mcast_obj, bp->fp->cl_id, bp->fp->cid, diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c index ff702a7..cb3ae16 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c @@ -2576,15 +2576,14 @@ int bnx2x_config_rx_mode(struct bnx2x *bp, return rc; } -void bnx2x_init_rx_mode_obj(struct bnx2x *bp, - struct bnx2x_rx_mode_obj *o) +void bnx2x_init_rx_mode_obj(struct bnx2x *bp) { if (CHIP_IS_E1x(bp)) { - o->wait_comp = bnx2x_empty_rx_mode_wait; - o->config_rx_mode = bnx2x_set_rx_mode_e1x; + bp->rx_mode_obj.wait_comp = bnx2x_empty_rx_mode_wait; + bp->rx_mode_obj.config_rx_mode = bnx2x_set_rx_mode_e1x; } else { - o->wait_comp = bnx2x_wait_rx_mode_comp_e2; - o->config_rx_mode = bnx2x_set_rx_mode_e2; + bp->rx_mode_obj.wait_comp = bnx2x_wait_rx_mode_comp_e2; + bp->rx_mode_obj.config_rx_mode = bnx2x_set_rx_mode_e2; } } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h index 4048fc5..333809f 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h @@ -1436,8 +1436,7 @@ int bnx2x_vlan_mac_move(struct bnx2x *bp, /********************* RX MODE ****************/ -void bnx2x_init_rx_mode_obj(struct bnx2x *bp, - struct bnx2x_rx_mode_obj *o); +void bnx2x_init_rx_mode_obj(struct bnx2x *bp); /** * bnx2x_config_rx_mode - Send and RX_MODE ramrod according to the provided parameters. diff --git a/drivers/net/ethernet/broadcom/tg3.h b/drivers/net/ethernet/broadcom/tg3.h index 31c9f82..e65e986 100644 --- a/drivers/net/ethernet/broadcom/tg3.h +++ b/drivers/net/ethernet/broadcom/tg3.h @@ -150,6 +150,7 @@ #define CHIPREV_ID_5750_A0 0x4000 #define CHIPREV_ID_5750_A1 0x4001 #define CHIPREV_ID_5750_A3 0x4003 +#define CHIPREV_ID_5750_C1 0x4201 #define CHIPREV_ID_5750_C2 0x4202 #define CHIPREV_ID_5752_A0_HW 0x5000 #define CHIPREV_ID_5752_A0 0x6000 diff --git a/drivers/net/ethernet/brocade/bna/bna_enet.c b/drivers/net/ethernet/brocade/bna/bna_enet.c index 4e5c387..bba8173 100644 --- a/drivers/net/ethernet/brocade/bna/bna_enet.c +++ b/drivers/net/ethernet/brocade/bna/bna_enet.c @@ -1676,10 +1676,10 @@ bna_cb_ioceth_reset(void *arg) } static struct bfa_ioc_cbfn bna_ioceth_cbfn = { - bna_cb_ioceth_enable, - bna_cb_ioceth_disable, - bna_cb_ioceth_hbfail, - bna_cb_ioceth_reset + .enable_cbfn = bna_cb_ioceth_enable, + .disable_cbfn = bna_cb_ioceth_disable, + .hbfail_cbfn = bna_cb_ioceth_hbfail, + .reset_cbfn = bna_cb_ioceth_reset }; static void bna_attr_init(struct bna_ioceth *ioceth) diff --git a/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c b/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c index 29f3308..b594c38 100644 --- a/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c +++ b/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c @@ -265,9 +265,9 @@ static void octnet_mdio_resp_callback(struct octeon_device *oct, if (status) { dev_err(&oct->pci_dev->dev, "MIDO instruction failed. Status: %llx\n", CVM_CAST64(status)); - ACCESS_ONCE(mdio_cmd_ctx->cond) = -1; + ACCESS_ONCE_RW(mdio_cmd_ctx->cond) = -1; } else { - ACCESS_ONCE(mdio_cmd_ctx->cond) = 1; + ACCESS_ONCE_RW(mdio_cmd_ctx->cond) = 1; } wake_up_interruptible(&mdio_cmd_ctx->wc); } @@ -298,7 +298,7 @@ octnet_mdio45_access(struct lio *lio, int op, int loc, int *value) mdio_cmd_rsp = (struct oct_mdio_cmd_resp *)sc->virtrptr; mdio_cmd = (struct oct_mdio_cmd *)sc->virtdptr; - ACCESS_ONCE(mdio_cmd_ctx->cond) = 0; + ACCESS_ONCE_RW(mdio_cmd_ctx->cond) = 0; mdio_cmd_ctx->octeon_id = lio_get_device_id(oct_dev); mdio_cmd->op = op; mdio_cmd->mdio_addr = loc; diff --git a/drivers/net/ethernet/cavium/liquidio/lio_main.c b/drivers/net/ethernet/cavium/liquidio/lio_main.c index f683d97..8c4419a 100644 --- a/drivers/net/ethernet/cavium/liquidio/lio_main.c +++ b/drivers/net/ethernet/cavium/liquidio/lio_main.c @@ -1726,7 +1726,7 @@ static void if_cfg_callback(struct octeon_device *oct, if (resp->status) dev_err(&oct->pci_dev->dev, "nic if cfg instruction failed. Status: %llx\n", CVM_CAST64(resp->status)); - ACCESS_ONCE(ctx->cond) = 1; + ACCESS_ONCE_RW(ctx->cond) = 1; /* This barrier is required to be sure that the response has been * written fully before waking up the handler @@ -3176,7 +3176,7 @@ static int setup_nic_devices(struct octeon_device *octeon_dev) dev_dbg(&octeon_dev->pci_dev->dev, "requesting config for interface %d, iqs %d, oqs %d\n", i, num_iqueues, num_oqueues); - ACCESS_ONCE(ctx->cond) = 0; + ACCESS_ONCE_RW(ctx->cond) = 0; ctx->octeon_id = lio_get_device_id(octeon_dev); init_waitqueue_head(&ctx->wc); @@ -3239,8 +3239,11 @@ static int setup_nic_devices(struct octeon_device *octeon_dev) props = &octeon_dev->props[i]; props->netdev = netdev; - if (num_iqueues > 1) - lionetdevops.ndo_select_queue = select_q; + if (num_iqueues > 1) { + pax_open_kernel(); + *(void **)&lionetdevops.ndo_select_queue = select_q; + pax_close_kernel(); + } /* Associate the routines that will handle different * netdev tasks. diff --git a/drivers/net/ethernet/chelsio/cxgb3/l2t.h b/drivers/net/ethernet/chelsio/cxgb3/l2t.h index 8cffcdf..aadf043 100644 --- a/drivers/net/ethernet/chelsio/cxgb3/l2t.h +++ b/drivers/net/ethernet/chelsio/cxgb3/l2t.h @@ -87,7 +87,7 @@ typedef void (*arp_failure_handler_func)(struct t3cdev * dev, */ struct l2t_skb_cb { arp_failure_handler_func arp_failure_handler; -}; +} __no_const; #define L2T_SKB_CB(skb) ((struct l2t_skb_cb *)(skb)->cb) diff --git a/drivers/net/ethernet/dec/tulip/de4x5.c b/drivers/net/ethernet/dec/tulip/de4x5.c index 8966f31..e15a101 100644 --- a/drivers/net/ethernet/dec/tulip/de4x5.c +++ b/drivers/net/ethernet/dec/tulip/de4x5.c @@ -5373,7 +5373,7 @@ de4x5_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) for (i=0; i<ETH_ALEN; i++) { tmp.addr[i] = dev->dev_addr[i]; } - if (copy_to_user(ioc->data, tmp.addr, ioc->len)) return -EFAULT; + if (ioc->len > sizeof tmp.addr || copy_to_user(ioc->data, tmp.addr, ioc->len)) return -EFAULT; break; case DE4X5_SET_HWADDR: /* Set the hardware address */ @@ -5413,7 +5413,7 @@ de4x5_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) spin_lock_irqsave(&lp->lock, flags); memcpy(&statbuf, &lp->pktStats, ioc->len); spin_unlock_irqrestore(&lp->lock, flags); - if (copy_to_user(ioc->data, &statbuf, ioc->len)) + if (ioc->len > sizeof statbuf || copy_to_user(ioc->data, &statbuf, ioc->len)) return -EFAULT; break; } diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index eb48a97..60c72cd 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -551,7 +551,7 @@ static void accumulate_16bit_val(u32 *acc, u16 val) if (wrapped) newacc += 65536; - ACCESS_ONCE(*acc) = newacc; + ACCESS_ONCE_RW(*acc) = newacc; } static void populate_erx_stats(struct be_adapter *adapter, diff --git a/drivers/net/ethernet/faraday/ftgmac100.c b/drivers/net/ethernet/faraday/ftgmac100.c index 6d0c5d5..55be363 100644 --- a/drivers/net/ethernet/faraday/ftgmac100.c +++ b/drivers/net/ethernet/faraday/ftgmac100.c @@ -30,6 +30,8 @@ #include <linux/netdevice.h> #include <linux/phy.h> #include <linux/platform_device.h> +#include <linux/interrupt.h> +#include <linux/irqreturn.h> #include <net/ip.h> #include "ftgmac100.h" diff --git a/drivers/net/ethernet/faraday/ftmac100.c b/drivers/net/ethernet/faraday/ftmac100.c index dce5f7b..2433466 100644 --- a/drivers/net/ethernet/faraday/ftmac100.c +++ b/drivers/net/ethernet/faraday/ftmac100.c @@ -31,6 +31,8 @@ #include <linux/module.h> #include <linux/netdevice.h> #include <linux/platform_device.h> +#include <linux/interrupt.h> +#include <linux/irqreturn.h> #include "ftmac100.h" diff --git a/drivers/net/ethernet/intel/i40e/i40e_ptp.c b/drivers/net/ethernet/intel/i40e/i40e_ptp.c index 8c40d6e..87ecdb3 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ptp.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ptp.c @@ -418,7 +418,7 @@ void i40e_ptp_set_increment(struct i40e_pf *pf) wr32(hw, I40E_PRTTSYN_INC_H, incval >> 32); /* Update the base adjustement value. */ - ACCESS_ONCE(pf->ptp_base_adj) = incval; + ACCESS_ONCE_RW(pf->ptp_base_adj) = incval; smp_mb(); /* Force the above update. */ } diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c index e5ba040..d47531c 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c @@ -782,7 +782,7 @@ void ixgbe_ptp_start_cyclecounter(struct ixgbe_adapter *adapter) } /* update the base incval used to calculate frequency adjustment */ - ACCESS_ONCE(adapter->base_incval) = incval; + ACCESS_ONCE_RW(adapter->base_incval) = incval; smp_mb(); /* need lock to prevent incorrect read while modifying cyclecounter */ diff --git a/drivers/net/ethernet/mellanox/mlx4/en_tx.c b/drivers/net/ethernet/mellanox/mlx4/en_tx.c index 4421bf54..c07afb0 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_tx.c @@ -475,8 +475,8 @@ static bool mlx4_en_process_tx_cq(struct net_device *dev, wmb(); /* we want to dirty this cache line once */ - ACCESS_ONCE(ring->last_nr_txbb) = last_nr_txbb; - ACCESS_ONCE(ring->cons) = ring_cons + txbbs_skipped; + ACCESS_ONCE_RW(ring->last_nr_txbb) = last_nr_txbb; + ACCESS_ONCE_RW(ring->cons) = ring_cons + txbbs_skipped; netdev_tx_completed_queue(ring->tx_queue, packets, bytes); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 443632d..7b43236 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -2025,8 +2025,11 @@ static void mlx5e_build_netdev(struct net_device *netdev) SET_NETDEV_DEV(netdev, &mdev->pdev->dev); - if (priv->params.num_tc > 1) - mlx5e_netdev_ops.ndo_select_queue = mlx5e_select_queue; + if (priv->params.num_tc > 1) { + pax_open_kernel(); + *(void **)&mlx5e_netdev_ops.ndo_select_queue = mlx5e_select_queue; + pax_close_kernel(); + } netdev->netdev_ops = &mlx5e_netdev_ops; netdev->watchdog_timeo = 15 * HZ; diff --git a/drivers/net/ethernet/neterion/vxge/vxge-config.c b/drivers/net/ethernet/neterion/vxge/vxge-config.c index 6223930..975033d 100644 --- a/drivers/net/ethernet/neterion/vxge/vxge-config.c +++ b/drivers/net/ethernet/neterion/vxge/vxge-config.c @@ -3457,7 +3457,10 @@ __vxge_hw_fifo_create(struct __vxge_hw_vpath_handle *vp, struct __vxge_hw_fifo *fifo; struct vxge_hw_fifo_config *config; u32 txdl_size, txdl_per_memblock; - struct vxge_hw_mempool_cbs fifo_mp_callback; + static struct vxge_hw_mempool_cbs fifo_mp_callback = { + .item_func_alloc = __vxge_hw_fifo_mempool_item_alloc, + }; + struct __vxge_hw_virtualpath *vpath; if ((vp == NULL) || (attr == NULL)) { @@ -3540,8 +3543,6 @@ __vxge_hw_fifo_create(struct __vxge_hw_vpath_handle *vp, goto exit; } - fifo_mp_callback.item_func_alloc = __vxge_hw_fifo_mempool_item_alloc; - fifo->mempool = __vxge_hw_mempool_create(vpath->hldev, fifo->config->memblock_size, diff --git a/drivers/net/ethernet/nvidia/forcedeth.c b/drivers/net/ethernet/nvidia/forcedeth.c index 75e88f4..1db3bf6 100644 --- a/drivers/net/ethernet/nvidia/forcedeth.c +++ b/drivers/net/ethernet/nvidia/forcedeth.c @@ -357,8 +357,8 @@ struct ring_desc { }; struct ring_desc_ex { - __le32 bufhigh; - __le32 buflow; + __le32 bufhigh __intentional_overflow(0); + __le32 buflow __intentional_overflow(0); __le32 txvlan; __le32 flaglen; }; diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c index bf89216..4044d8c 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c @@ -2324,7 +2324,9 @@ int qlcnic_83xx_configure_opmode(struct qlcnic_adapter *adapter) max_tx_rings = QLCNIC_MAX_VNIC_TX_RINGS; } else if (ret == QLC_83XX_DEFAULT_OPMODE) { ahw->nic_mode = QLCNIC_DEFAULT_MODE; - adapter->nic_ops->init_driver = qlcnic_83xx_init_default_driver; + pax_open_kernel(); + *(void **)&adapter->nic_ops->init_driver = qlcnic_83xx_init_default_driver; + pax_close_kernel(); ahw->idc.state_entry = qlcnic_83xx_idc_ready_state_entry; max_sds_rings = QLCNIC_MAX_SDS_RINGS; max_tx_rings = QLCNIC_MAX_TX_RINGS; diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_vnic.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_vnic.c index be7d7a6..a8983f8 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_vnic.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_vnic.c @@ -207,17 +207,23 @@ int qlcnic_83xx_config_vnic_opmode(struct qlcnic_adapter *adapter) case QLCNIC_NON_PRIV_FUNC: ahw->op_mode = QLCNIC_NON_PRIV_FUNC; ahw->idc.state_entry = qlcnic_83xx_idc_ready_state_entry; - nic_ops->init_driver = qlcnic_83xx_init_non_privileged_vnic; + pax_open_kernel(); + *(void **)&nic_ops->init_driver = qlcnic_83xx_init_non_privileged_vnic; + pax_close_kernel(); break; case QLCNIC_PRIV_FUNC: ahw->op_mode = QLCNIC_PRIV_FUNC; ahw->idc.state_entry = qlcnic_83xx_idc_vnic_pf_entry; - nic_ops->init_driver = qlcnic_83xx_init_privileged_vnic; + pax_open_kernel(); + *(void **)&nic_ops->init_driver = qlcnic_83xx_init_privileged_vnic; + pax_close_kernel(); break; case QLCNIC_MGMT_FUNC: ahw->op_mode = QLCNIC_MGMT_FUNC; ahw->idc.state_entry = qlcnic_83xx_idc_ready_state_entry; - nic_ops->init_driver = qlcnic_83xx_init_mgmt_vnic; + pax_open_kernel(); + *(void **)&nic_ops->init_driver = qlcnic_83xx_init_mgmt_vnic; + pax_close_kernel(); break; default: dev_err(&adapter->pdev->dev, "Invalid Virtual NIC opmode\n"); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c index cda9e60..4019992 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c @@ -1285,7 +1285,7 @@ flash_temp: int qlcnic_dump_fw(struct qlcnic_adapter *adapter) { struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump; - static const struct qlcnic_dump_operations *fw_dump_ops; + const struct qlcnic_dump_operations *fw_dump_ops; struct qlcnic_83xx_dump_template_hdr *hdr_83xx; u32 entry_offset, dump, no_entries, buf_offset = 0; int i, k, ops_cnt, ops_index, dump_size = 0; diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index 79ef799..59bbd1f 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -798,22 +798,22 @@ struct rtl8169_private { struct mdio_ops { void (*write)(struct rtl8169_private *, int, int); int (*read)(struct rtl8169_private *, int); - } mdio_ops; + } __no_const mdio_ops; struct pll_power_ops { void (*down)(struct rtl8169_private *); void (*up)(struct rtl8169_private *); - } pll_power_ops; + } __no_const pll_power_ops; struct jumbo_ops { void (*enable)(struct rtl8169_private *); void (*disable)(struct rtl8169_private *); - } jumbo_ops; + } __no_const jumbo_ops; struct csi_ops { void (*write)(struct rtl8169_private *, int, int); u32 (*read)(struct rtl8169_private *, int); - } csi_ops; + } __no_const csi_ops; int (*set_speed)(struct net_device *, u8 aneg, u16 sp, u8 dpx, u32 adv); int (*get_settings)(struct net_device *, struct ethtool_cmd *); diff --git a/drivers/net/ethernet/sfc/ptp.c b/drivers/net/ethernet/sfc/ptp.c index ad62615..a4c124d 100644 --- a/drivers/net/ethernet/sfc/ptp.c +++ b/drivers/net/ethernet/sfc/ptp.c @@ -832,7 +832,7 @@ static int efx_ptp_synchronize(struct efx_nic *efx, unsigned int num_readings) ptp->start.dma_addr); /* Clear flag that signals MC ready */ - ACCESS_ONCE(*start) = 0; + ACCESS_ONCE_RW(*start) = 0; rc = efx_mcdi_rpc_start(efx, MC_CMD_PTP, synch_buf, MC_CMD_PTP_IN_SYNCHRONIZE_LEN); EFX_BUG_ON_PARANOID(rc); diff --git a/drivers/net/ethernet/stmicro/stmmac/mmc_core.c b/drivers/net/ethernet/stmicro/stmmac/mmc_core.c index 3f20bb1..59add41 100644 --- a/drivers/net/ethernet/stmicro/stmmac/mmc_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/mmc_core.c @@ -140,8 +140,8 @@ void dwmac_mmc_ctrl(void __iomem *ioaddr, unsigned int mode) writel(value, ioaddr + MMC_CNTRL); - pr_debug("stmmac: MMC ctrl register (offset 0x%x): 0x%08x\n", - MMC_CNTRL, value); +// pr_debug("stmmac: MMC ctrl register (offset 0x%x): 0x%08x\n", +// MMC_CNTRL, value); } /* To mask all all interrupts.*/ diff --git a/drivers/net/ethernet/via/via-rhine.c b/drivers/net/ethernet/via/via-rhine.c index 2b7550c..f75bc6c 100644 --- a/drivers/net/ethernet/via/via-rhine.c +++ b/drivers/net/ethernet/via/via-rhine.c @@ -2600,7 +2600,7 @@ static struct platform_driver rhine_driver_platform = { } }; -static struct dmi_system_id rhine_dmi_table[] __initdata = { +static const struct dmi_system_id rhine_dmi_table[] __initconst = { { .ident = "EPIA-M", .matches = { diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c index 445071c..6be9e60 100644 --- a/drivers/net/geneve.c +++ b/drivers/net/geneve.c @@ -971,7 +971,7 @@ nla_put_failure: return -EMSGSIZE; } -static struct rtnl_link_ops geneve_link_ops __read_mostly = { +static struct rtnl_link_ops geneve_link_ops = { .kind = "geneve", .maxtype = IFLA_GENEVE_MAX, .policy = geneve_policy, diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h index 5fa98f5..322f0f8 100644 --- a/drivers/net/hyperv/hyperv_net.h +++ b/drivers/net/hyperv/hyperv_net.h @@ -178,7 +178,7 @@ struct rndis_device { enum rndis_device_state state; bool link_state; bool link_change; - atomic_t new_req_id; + atomic_unchecked_t new_req_id; spinlock_t request_lock; struct list_head req_list; diff --git a/drivers/net/hyperv/rndis_filter.c b/drivers/net/hyperv/rndis_filter.c index 5931a79..134ce31 100644 --- a/drivers/net/hyperv/rndis_filter.c +++ b/drivers/net/hyperv/rndis_filter.c @@ -101,7 +101,7 @@ static struct rndis_request *get_rndis_request(struct rndis_device *dev, * template */ set = &rndis_msg->msg.set_req; - set->req_id = atomic_inc_return(&dev->new_req_id); + set->req_id = atomic_inc_return_unchecked(&dev->new_req_id); /* Add to the request list */ spin_lock_irqsave(&dev->request_lock, flags); @@ -924,7 +924,7 @@ static void rndis_filter_halt_device(struct rndis_device *dev) /* Setup the rndis set */ halt = &request->request_msg.msg.halt_req; - halt->req_id = atomic_inc_return(&dev->new_req_id); + halt->req_id = atomic_inc_return_unchecked(&dev->new_req_id); /* Ignore return since this msg is optional. */ rndis_filter_send_request(dev, request); @@ -1138,8 +1138,7 @@ int rndis_filter_device_add(struct hv_device *dev, if (net_device->num_chn == 1) goto out; - net_device->sub_cb_buf = vzalloc((net_device->num_chn - 1) * - NETVSC_PACKET_SIZE); + net_device->sub_cb_buf = vzalloc(net_device->num_sc_offered * NETVSC_PACKET_SIZE); if (!net_device->sub_cb_buf) { net_device->num_chn = 1; dev_info(&dev->device, "No memory for subchannels.\n"); diff --git a/drivers/net/ifb.c b/drivers/net/ifb.c index cc56fac..c15b884 100644 --- a/drivers/net/ifb.c +++ b/drivers/net/ifb.c @@ -287,7 +287,7 @@ static int ifb_validate(struct nlattr *tb[], struct nlattr *data[]) return 0; } -static struct rtnl_link_ops ifb_link_ops __read_mostly = { +static struct rtnl_link_ops ifb_link_ops = { .kind = "ifb", .priv_size = sizeof(struct ifb_dev_private), .setup = ifb_setup, diff --git a/drivers/net/ipvlan/ipvlan_core.c b/drivers/net/ipvlan/ipvlan_core.c index 207f62e..af3f5e5 100644 --- a/drivers/net/ipvlan/ipvlan_core.c +++ b/drivers/net/ipvlan/ipvlan_core.c @@ -466,7 +466,7 @@ static void ipvlan_multicast_enqueue(struct ipvl_port *port, schedule_work(&port->wq); } else { spin_unlock(&port->backlog.lock); - atomic_long_inc(&skb->dev->rx_dropped); + atomic_long_inc_unchecked(&skb->dev->rx_dropped); kfree_skb(skb); } } diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 47da435..a4a7bd8 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -335,7 +335,7 @@ static void macvlan_broadcast_enqueue(struct macvlan_port *port, free_nskb: kfree_skb(nskb); err: - atomic_long_inc(&skb->dev->rx_dropped); + atomic_long_inc_unchecked(&skb->dev->rx_dropped); } static void macvlan_flush_sources(struct macvlan_port *port, @@ -1481,13 +1481,15 @@ static const struct nla_policy macvlan_policy[IFLA_MACVLAN_MAX + 1] = { int macvlan_link_register(struct rtnl_link_ops *ops) { /* common fields */ - ops->priv_size = sizeof(struct macvlan_dev); - ops->validate = macvlan_validate; - ops->maxtype = IFLA_MACVLAN_MAX; - ops->policy = macvlan_policy; - ops->changelink = macvlan_changelink; - ops->get_size = macvlan_get_size; - ops->fill_info = macvlan_fill_info; + pax_open_kernel(); + *(size_t *)&ops->priv_size = sizeof(struct macvlan_dev); + *(void **)&ops->validate = macvlan_validate; + *(int *)&ops->maxtype = IFLA_MACVLAN_MAX; + *(const void **)&ops->policy = macvlan_policy; + *(void **)&ops->changelink = macvlan_changelink; + *(void **)&ops->get_size = macvlan_get_size; + *(void **)&ops->fill_info = macvlan_fill_info; + pax_close_kernel(); return rtnl_link_register(ops); }; @@ -1573,7 +1575,7 @@ static int macvlan_device_event(struct notifier_block *unused, return NOTIFY_DONE; } -static struct notifier_block macvlan_notifier_block __read_mostly = { +static struct notifier_block macvlan_notifier_block = { .notifier_call = macvlan_device_event, }; diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c index 197c939..5f7bee5 100644 --- a/drivers/net/macvtap.c +++ b/drivers/net/macvtap.c @@ -485,7 +485,7 @@ static void macvtap_setup(struct net_device *dev) dev->tx_queue_len = TUN_READQ_SIZE; } -static struct rtnl_link_ops macvtap_link_ops __read_mostly = { +static struct rtnl_link_ops macvtap_link_ops = { .kind = "macvtap", .setup = macvtap_setup, .newlink = macvtap_newlink, @@ -1090,7 +1090,7 @@ static long macvtap_ioctl(struct file *file, unsigned int cmd, ret = 0; u = q->flags; - if (copy_to_user(&ifr->ifr_name, vlan->dev->name, IFNAMSIZ) || + if (copy_to_user(ifr->ifr_name, vlan->dev->name, IFNAMSIZ) || put_user(u, &ifr->ifr_flags)) ret = -EFAULT; macvtap_put_vlan(vlan); @@ -1173,8 +1173,8 @@ static long macvtap_ioctl(struct file *file, unsigned int cmd, } ret = 0; u = vlan->dev->type; - if (copy_to_user(&ifr->ifr_name, vlan->dev->name, IFNAMSIZ) || - copy_to_user(&ifr->ifr_hwaddr.sa_data, vlan->dev->dev_addr, ETH_ALEN) || + if (copy_to_user(ifr->ifr_name, vlan->dev->name, IFNAMSIZ) || + copy_to_user(ifr->ifr_hwaddr.sa_data, vlan->dev->dev_addr, ETH_ALEN) || put_user(u, &ifr->ifr_hwaddr.sa_family)) ret = -EFAULT; macvtap_put_vlan(vlan); @@ -1308,7 +1308,7 @@ static int macvtap_device_event(struct notifier_block *unused, return NOTIFY_DONE; } -static struct notifier_block macvtap_notifier_block __read_mostly = { +static struct notifier_block macvtap_notifier_block = { .notifier_call = macvtap_device_event, }; diff --git a/drivers/net/nlmon.c b/drivers/net/nlmon.c index 7b7c70e..a92dc83 100644 --- a/drivers/net/nlmon.c +++ b/drivers/net/nlmon.c @@ -154,7 +154,7 @@ static int nlmon_validate(struct nlattr *tb[], struct nlattr *data[]) return 0; } -static struct rtnl_link_ops nlmon_link_ops __read_mostly = { +static struct rtnl_link_ops nlmon_link_ops = { .kind = "nlmon", .priv_size = sizeof(struct nlmon), .setup = nlmon_setup, diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index f761288..a1024be 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -218,7 +218,7 @@ EXPORT_SYMBOL(phy_device_create); * zero on success. * */ -static int get_phy_c45_ids(struct mii_bus *bus, int addr, u32 *phy_id, +static int get_phy_c45_ids(struct mii_bus *bus, int addr, int *phy_id, struct phy_c45_device_ids *c45_ids) { int phy_reg; int i, reg_addr; @@ -296,7 +296,7 @@ retry: reg_addr = MII_ADDR_C45 | i << 16 | MDIO_DEVS2; * its return value is in turn returned. * */ -static int get_phy_id(struct mii_bus *bus, int addr, u32 *phy_id, +static int get_phy_id(struct mii_bus *bus, int addr, int *phy_id, bool is_c45, struct phy_c45_device_ids *c45_ids) { int phy_reg; @@ -334,7 +334,7 @@ static int get_phy_id(struct mii_bus *bus, int addr, u32 *phy_id, struct phy_device *get_phy_device(struct mii_bus *bus, int addr, bool is_c45) { struct phy_c45_device_ids c45_ids = {0}; - u32 phy_id = 0; + int phy_id = 0; int r; r = get_phy_id(bus, addr, &phy_id, is_c45, &c45_ids); diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c index ed00446..943fe2c 100644 --- a/drivers/net/ppp/ppp_generic.c +++ b/drivers/net/ppp/ppp_generic.c @@ -1047,7 +1047,6 @@ ppp_net_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) void __user *addr = (void __user *) ifr->ifr_ifru.ifru_data; struct ppp_stats stats; struct ppp_comp_stats cstats; - char *vers; switch (cmd) { case SIOCGPPPSTATS: @@ -1069,8 +1068,7 @@ ppp_net_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) break; case SIOCGPPPVER: - vers = PPP_VERSION; - if (copy_to_user(addr, vers, strlen(vers) + 1)) + if (copy_to_user(addr, PPP_VERSION, sizeof(PPP_VERSION))) break; err = 0; break; diff --git a/drivers/net/ppp/pppoe.c b/drivers/net/ppp/pppoe.c index 5e0b432..0a37f84 100644 --- a/drivers/net/ppp/pppoe.c +++ b/drivers/net/ppp/pppoe.c @@ -568,6 +568,9 @@ static int pppoe_create(struct net *net, struct socket *sock, int kern) sk->sk_family = PF_PPPOX; sk->sk_protocol = PX_PROTO_OE; + INIT_WORK(&pppox_sk(sk)->proto.pppoe.padt_work, + pppoe_unbind_sock_work); + return 0; } @@ -632,8 +635,6 @@ static int pppoe_connect(struct socket *sock, struct sockaddr *uservaddr, lock_sock(sk); - INIT_WORK(&po->proto.pppoe.padt_work, pppoe_unbind_sock_work); - error = -EINVAL; if (sp->sa_protocol != PX_PROTO_OE) goto end; @@ -663,8 +664,13 @@ static int pppoe_connect(struct socket *sock, struct sockaddr *uservaddr, po->pppoe_dev = NULL; } - memset(sk_pppox(po) + 1, 0, - sizeof(struct pppox_sock) - sizeof(struct sock)); + po->pppoe_ifindex = 0; + memset(&po->pppoe_pa, 0, sizeof(po->pppoe_pa)); + memset(&po->pppoe_relay, 0, sizeof(po->pppoe_relay)); + memset(&po->chan, 0, sizeof(po->chan)); + po->next = NULL; + po->num = 0; + sk->sk_state = PPPOX_NONE; } diff --git a/drivers/net/ppp/pptp.c b/drivers/net/ppp/pptp.c index 686f37d..b910cae 100644 --- a/drivers/net/ppp/pptp.c +++ b/drivers/net/ppp/pptp.c @@ -418,6 +418,9 @@ static int pptp_bind(struct socket *sock, struct sockaddr *uservaddr, struct pptp_opt *opt = &po->proto.pptp; int error = 0; + if (sockaddr_len < sizeof(struct sockaddr_pppox)) + return -EINVAL; + lock_sock(sk); opt->src_addr = sp->sa_addr.pptp; @@ -439,6 +442,9 @@ static int pptp_connect(struct socket *sock, struct sockaddr *uservaddr, struct flowi4 fl4; int error = 0; + if (sockaddr_len < sizeof(struct sockaddr_pppox)) + return -EINVAL; + if (sp->sa_protocol != PX_PROTO_PPTP) return -EINVAL; diff --git a/drivers/net/slip/slhc.c b/drivers/net/slip/slhc.c index 079f7ad..7e59810 100644 --- a/drivers/net/slip/slhc.c +++ b/drivers/net/slip/slhc.c @@ -94,6 +94,9 @@ slhc_init(int rslots, int tslots) register struct cstate *ts; struct slcompress *comp; + if (rslots <= 0 || tslots <= 0 || rslots >= 256 || tslots >= 256) + goto out_fail; + comp = kzalloc(sizeof(struct slcompress), GFP_KERNEL); if (! comp) goto out_fail; @@ -487,7 +490,7 @@ slhc_uncompress(struct slcompress *comp, unsigned char *icp, int isize) register struct tcphdr *thp; register struct iphdr *ip; register struct cstate *cs; - int len, hdrlen; + long len, hdrlen; unsigned char *cp = icp; /* We've got a compressed packet; read the change byte */ diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c index 651d35e..4249181 100644 --- a/drivers/net/team/team.c +++ b/drivers/net/team/team.c @@ -2107,7 +2107,7 @@ static unsigned int team_get_num_rx_queues(void) return TEAM_DEFAULT_NUM_RX_QUEUES; } -static struct rtnl_link_ops team_link_ops __read_mostly = { +static struct rtnl_link_ops team_link_ops = { .kind = DRV_NAME, .priv_size = sizeof(struct team), .setup = team_setup, @@ -2897,7 +2897,7 @@ static int team_device_event(struct notifier_block *unused, return NOTIFY_DONE; } -static struct notifier_block team_notifier_block __read_mostly = { +static struct notifier_block team_notifier_block = { .notifier_call = team_device_event, }; diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 976aa97..c1efed2 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -1473,7 +1473,7 @@ static int tun_validate(struct nlattr *tb[], struct nlattr *data[]) return -EINVAL; } -static struct rtnl_link_ops tun_link_ops __read_mostly = { +static struct rtnl_link_ops tun_link_ops = { .kind = DRV_NAME, .priv_size = sizeof(struct tun_struct), .setup = tun_setup, @@ -1872,7 +1872,7 @@ unlock: } static long __tun_chr_ioctl(struct file *file, unsigned int cmd, - unsigned long arg, int ifreq_len) + unsigned long arg, size_t ifreq_len) { struct tun_file *tfile = file->private_data; struct tun_struct *tun; @@ -1886,6 +1886,9 @@ static long __tun_chr_ioctl(struct file *file, unsigned int cmd, int le; int ret; + if (ifreq_len > sizeof ifr) + return -EFAULT; + if (cmd == TUNSETIFF || cmd == TUNSETQUEUE || _IOC_TYPE(cmd) == 0x89) { if (copy_from_user(&ifr, argp, ifreq_len)) return -EFAULT; diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c index 111d907..1ee643e 100644 --- a/drivers/net/usb/hso.c +++ b/drivers/net/usb/hso.c @@ -70,7 +70,7 @@ #include <asm/byteorder.h> #include <linux/serial_core.h> #include <linux/serial.h> - +#include <asm/local.h> #define MOD_AUTHOR "Option Wireless" #define MOD_DESCRIPTION "USB High Speed Option driver" @@ -1183,7 +1183,7 @@ static void put_rxbuf_data_and_resubmit_ctrl_urb(struct hso_serial *serial) struct urb *urb; urb = serial->rx_urb[0]; - if (serial->port.count > 0) { + if (atomic_read(&serial->port.count) > 0) { count = put_rxbuf_data(urb, serial); if (count == -1) return; @@ -1221,7 +1221,7 @@ static void hso_std_serial_read_bulk_callback(struct urb *urb) DUMP1(urb->transfer_buffer, urb->actual_length); /* Anyone listening? */ - if (serial->port.count == 0) + if (atomic_read(&serial->port.count) == 0) return; if (serial->parent->port_spec & HSO_INFO_CRC_BUG) @@ -1282,8 +1282,7 @@ static int hso_serial_open(struct tty_struct *tty, struct file *filp) tty_port_tty_set(&serial->port, tty); /* check for port already opened, if not set the termios */ - serial->port.count++; - if (serial->port.count == 1) { + if (atomic_inc_return(&serial->port.count) == 1) { serial->rx_state = RX_IDLE; /* Force default termio settings */ _hso_serial_set_termios(tty, NULL); @@ -1293,7 +1292,7 @@ static int hso_serial_open(struct tty_struct *tty, struct file *filp) result = hso_start_serial_device(serial->parent, GFP_KERNEL); if (result) { hso_stop_serial_device(serial->parent); - serial->port.count--; + atomic_dec(&serial->port.count); } else { kref_get(&serial->parent->ref); } @@ -1331,10 +1330,10 @@ static void hso_serial_close(struct tty_struct *tty, struct file *filp) /* reset the rts and dtr */ /* do the actual close */ - serial->port.count--; + atomic_dec(&serial->port.count); - if (serial->port.count <= 0) { - serial->port.count = 0; + if (atomic_read(&serial->port.count) <= 0) { + atomic_set(&serial->port.count, 0); tty_port_tty_set(&serial->port, NULL); if (!usb_gone) hso_stop_serial_device(serial->parent); @@ -1417,7 +1416,7 @@ static void hso_serial_set_termios(struct tty_struct *tty, struct ktermios *old) /* the actual setup */ spin_lock_irqsave(&serial->serial_lock, flags); - if (serial->port.count) + if (atomic_read(&serial->port.count)) _hso_serial_set_termios(tty, old); else tty->termios = *old; @@ -1891,7 +1890,7 @@ static void intr_callback(struct urb *urb) D1("Pending read interrupt on port %d\n", i); spin_lock(&serial->serial_lock); if (serial->rx_state == RX_IDLE && - serial->port.count > 0) { + atomic_read(&serial->port.count) > 0) { /* Setup and send a ctrl req read on * port i */ if (!serial->rx_urb_filled[0]) { @@ -3058,7 +3057,7 @@ static int hso_resume(struct usb_interface *iface) /* Start all serial ports */ for (i = 0; i < HSO_SERIAL_TTY_MINORS; i++) { if (serial_table[i] && (serial_table[i]->interface == iface)) { - if (dev2ser(serial_table[i])->port.count) { + if (atomic_read(&dev2ser(serial_table[i])->port.count)) { result = hso_start_serial_device(serial_table[i], GFP_NOIO); hso_kick_transmit(dev2ser(serial_table[i])); diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index d9427ca..37520a8 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -615,7 +615,7 @@ struct r8152 { int (*eee_get)(struct r8152 *, struct ethtool_eee *); int (*eee_set)(struct r8152 *, struct ethtool_eee *); bool (*in_nway)(struct r8152 *); - } rtl_ops; + } __no_const rtl_ops; int intr_interval; u32 saved_wolopts; diff --git a/drivers/net/usb/sierra_net.c b/drivers/net/usb/sierra_net.c index a2515887..6d13233 100644 --- a/drivers/net/usb/sierra_net.c +++ b/drivers/net/usb/sierra_net.c @@ -51,7 +51,7 @@ static const char driver_name[] = "sierra_net"; /* atomic counter partially included in MAC address to make sure 2 devices * do not end up with the same MAC - concept breaks in case of > 255 ifaces */ -static atomic_t iface_counter = ATOMIC_INIT(0); +static atomic_unchecked_t iface_counter = ATOMIC_INIT(0); /* * SYNC Timer Delay definition used to set the expiry time @@ -697,7 +697,7 @@ static int sierra_net_bind(struct usbnet *dev, struct usb_interface *intf) dev->net->netdev_ops = &sierra_net_device_ops; /* change MAC addr to include, ifacenum, and to be unique */ - dev->net->dev_addr[ETH_ALEN-2] = atomic_inc_return(&iface_counter); + dev->net->dev_addr[ETH_ALEN-2] = atomic_inc_return_unchecked(&iface_counter); dev->net->dev_addr[ETH_ALEN-1] = ifacenum; /* we will have to manufacture ethernet headers, prepare template */ diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index d8838ded..6c93f77 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -48,7 +48,7 @@ module_param(gso, bool, 0444); DECLARE_EWMA(pkt_len, 1, 64) /* Minimum alignment for mergeable packet buffers. */ -#define MERGEABLE_BUFFER_ALIGN max(L1_CACHE_BYTES, 256) +#define MERGEABLE_BUFFER_ALIGN max(L1_CACHE_BYTES, 256UL) #define VIRTNET_DRIVER_VERSION "1.0.0" diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c index c9e309c..745a638 100644 --- a/drivers/net/vrf.c +++ b/drivers/net/vrf.c @@ -618,7 +618,7 @@ static const struct nla_policy vrf_nl_policy[IFLA_VRF_MAX + 1] = { [IFLA_VRF_TABLE] = { .type = NLA_U32 }, }; -static struct rtnl_link_ops vrf_link_ops __read_mostly = { +static struct rtnl_link_ops vrf_link_ops = { .kind = DRV_NAME, .priv_size = sizeof(struct net_vrf), diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index c1587ec..dcd13ca 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -3037,7 +3037,7 @@ static struct net *vxlan_get_link_net(const struct net_device *dev) return vxlan->net; } -static struct rtnl_link_ops vxlan_link_ops __read_mostly = { +static struct rtnl_link_ops vxlan_link_ops = { .kind = "vxlan", .maxtype = IFLA_VXLAN_MAX, .policy = vxlan_policy, @@ -3085,7 +3085,7 @@ static int vxlan_lowerdev_event(struct notifier_block *unused, return NOTIFY_DONE; } -static struct notifier_block vxlan_notifier_block __read_mostly = { +static struct notifier_block vxlan_notifier_block = { .notifier_call = vxlan_lowerdev_event, }; diff --git a/drivers/net/wan/lmc/lmc_media.c b/drivers/net/wan/lmc/lmc_media.c index 5920c99..ff2e4a5 100644 --- a/drivers/net/wan/lmc/lmc_media.c +++ b/drivers/net/wan/lmc/lmc_media.c @@ -95,62 +95,63 @@ static inline void write_av9110_bit (lmc_softc_t *, int); static void write_av9110(lmc_softc_t *, u32, u32, u32, u32, u32); lmc_media_t lmc_ds3_media = { - lmc_ds3_init, /* special media init stuff */ - lmc_ds3_default, /* reset to default state */ - lmc_ds3_set_status, /* reset status to state provided */ - lmc_dummy_set_1, /* set clock source */ - lmc_dummy_set2_1, /* set line speed */ - lmc_ds3_set_100ft, /* set cable length */ - lmc_ds3_set_scram, /* set scrambler */ - lmc_ds3_get_link_status, /* get link status */ - lmc_dummy_set_1, /* set link status */ - lmc_ds3_set_crc_length, /* set CRC length */ - lmc_dummy_set_1, /* set T1 or E1 circuit type */ - lmc_ds3_watchdog + .init = lmc_ds3_init, /* special media init stuff */ + .defaults = lmc_ds3_default, /* reset to default state */ + .set_status = lmc_ds3_set_status, /* reset status to state provided */ + .set_clock_source = lmc_dummy_set_1, /* set clock source */ + .set_speed = lmc_dummy_set2_1, /* set line speed */ + .set_cable_length = lmc_ds3_set_100ft, /* set cable length */ + .set_scrambler = lmc_ds3_set_scram, /* set scrambler */ + .get_link_status = lmc_ds3_get_link_status, /* get link status */ + .set_link_status = lmc_dummy_set_1, /* set link status */ + .set_crc_length = lmc_ds3_set_crc_length, /* set CRC length */ + .set_circuit_type = lmc_dummy_set_1, /* set T1 or E1 circuit type */ + .watchdog = lmc_ds3_watchdog }; lmc_media_t lmc_hssi_media = { - lmc_hssi_init, /* special media init stuff */ - lmc_hssi_default, /* reset to default state */ - lmc_hssi_set_status, /* reset status to state provided */ - lmc_hssi_set_clock, /* set clock source */ - lmc_dummy_set2_1, /* set line speed */ - lmc_dummy_set_1, /* set cable length */ - lmc_dummy_set_1, /* set scrambler */ - lmc_hssi_get_link_status, /* get link status */ - lmc_hssi_set_link_status, /* set link status */ - lmc_hssi_set_crc_length, /* set CRC length */ - lmc_dummy_set_1, /* set T1 or E1 circuit type */ - lmc_hssi_watchdog + .init = lmc_hssi_init, /* special media init stuff */ + .defaults = lmc_hssi_default, /* reset to default state */ + .set_status = lmc_hssi_set_status, /* reset status to state provided */ + .set_clock_source = lmc_hssi_set_clock, /* set clock source */ + .set_speed = lmc_dummy_set2_1, /* set line speed */ + .set_cable_length = lmc_dummy_set_1, /* set cable length */ + .set_scrambler = lmc_dummy_set_1, /* set scrambler */ + .get_link_status = lmc_hssi_get_link_status, /* get link status */ + .set_link_status = lmc_hssi_set_link_status, /* set link status */ + .set_crc_length = lmc_hssi_set_crc_length, /* set CRC length */ + .set_circuit_type = lmc_dummy_set_1, /* set T1 or E1 circuit type */ + .watchdog = lmc_hssi_watchdog }; -lmc_media_t lmc_ssi_media = { lmc_ssi_init, /* special media init stuff */ - lmc_ssi_default, /* reset to default state */ - lmc_ssi_set_status, /* reset status to state provided */ - lmc_ssi_set_clock, /* set clock source */ - lmc_ssi_set_speed, /* set line speed */ - lmc_dummy_set_1, /* set cable length */ - lmc_dummy_set_1, /* set scrambler */ - lmc_ssi_get_link_status, /* get link status */ - lmc_ssi_set_link_status, /* set link status */ - lmc_ssi_set_crc_length, /* set CRC length */ - lmc_dummy_set_1, /* set T1 or E1 circuit type */ - lmc_ssi_watchdog +lmc_media_t lmc_ssi_media = { + .init = lmc_ssi_init, /* special media init stuff */ + .defaults = lmc_ssi_default, /* reset to default state */ + .set_status = lmc_ssi_set_status, /* reset status to state provided */ + .set_clock_source = lmc_ssi_set_clock, /* set clock source */ + .set_speed = lmc_ssi_set_speed, /* set line speed */ + .set_cable_length = lmc_dummy_set_1, /* set cable length */ + .set_scrambler = lmc_dummy_set_1, /* set scrambler */ + .get_link_status = lmc_ssi_get_link_status, /* get link status */ + .set_link_status = lmc_ssi_set_link_status, /* set link status */ + .set_crc_length = lmc_ssi_set_crc_length, /* set CRC length */ + .set_circuit_type = lmc_dummy_set_1, /* set T1 or E1 circuit type */ + .watchdog = lmc_ssi_watchdog }; lmc_media_t lmc_t1_media = { - lmc_t1_init, /* special media init stuff */ - lmc_t1_default, /* reset to default state */ - lmc_t1_set_status, /* reset status to state provided */ - lmc_t1_set_clock, /* set clock source */ - lmc_dummy_set2_1, /* set line speed */ - lmc_dummy_set_1, /* set cable length */ - lmc_dummy_set_1, /* set scrambler */ - lmc_t1_get_link_status, /* get link status */ - lmc_dummy_set_1, /* set link status */ - lmc_t1_set_crc_length, /* set CRC length */ - lmc_t1_set_circuit_type, /* set T1 or E1 circuit type */ - lmc_t1_watchdog + .init = lmc_t1_init, /* special media init stuff */ + .defaults = lmc_t1_default, /* reset to default state */ + .set_status = lmc_t1_set_status, /* reset status to state provided */ + .set_clock_source = lmc_t1_set_clock, /* set clock source */ + .set_speed = lmc_dummy_set2_1, /* set line speed */ + .set_cable_length = lmc_dummy_set_1, /* set cable length */ + .set_scrambler = lmc_dummy_set_1, /* set scrambler */ + .get_link_status = lmc_t1_get_link_status, /* get link status */ + .set_link_status = lmc_dummy_set_1, /* set link status */ + .set_crc_length = lmc_t1_set_crc_length, /* set CRC length */ + .set_circuit_type = lmc_t1_set_circuit_type, /* set T1 or E1 circuit type */ + .watchdog = lmc_t1_watchdog }; static void diff --git a/drivers/net/wan/x25_asy.c b/drivers/net/wan/x25_asy.c index 5c47b01..cd39025 100644 --- a/drivers/net/wan/x25_asy.c +++ b/drivers/net/wan/x25_asy.c @@ -549,16 +549,12 @@ static void x25_asy_receive_buf(struct tty_struct *tty, static int x25_asy_open_tty(struct tty_struct *tty) { - struct x25_asy *sl = tty->disc_data; + struct x25_asy *sl; int err; if (tty->ops->write == NULL) return -EOPNOTSUPP; - /* First make sure we're not already connected. */ - if (sl && sl->magic == X25_ASY_MAGIC) - return -EEXIST; - /* OK. Find a free X.25 channel to use. */ sl = x25_asy_alloc(); if (sl == NULL) diff --git a/drivers/net/wan/z85230.c b/drivers/net/wan/z85230.c index 2f0bd69..e46ed7b 100644 --- a/drivers/net/wan/z85230.c +++ b/drivers/net/wan/z85230.c @@ -485,9 +485,9 @@ static void z8530_status(struct z8530_channel *chan) struct z8530_irqhandler z8530_sync = { - z8530_rx, - z8530_tx, - z8530_status + .rx = z8530_rx, + .tx = z8530_tx, + .status = z8530_status }; EXPORT_SYMBOL(z8530_sync); @@ -605,15 +605,15 @@ static void z8530_dma_status(struct z8530_channel *chan) } static struct z8530_irqhandler z8530_dma_sync = { - z8530_dma_rx, - z8530_dma_tx, - z8530_dma_status + .rx = z8530_dma_rx, + .tx = z8530_dma_tx, + .status = z8530_dma_status }; static struct z8530_irqhandler z8530_txdma_sync = { - z8530_rx, - z8530_dma_tx, - z8530_dma_status + .rx = z8530_rx, + .tx = z8530_dma_tx, + .status = z8530_dma_status }; /** @@ -680,9 +680,9 @@ static void z8530_status_clear(struct z8530_channel *chan) struct z8530_irqhandler z8530_nop= { - z8530_rx_clear, - z8530_tx_clear, - z8530_status_clear + .rx = z8530_rx_clear, + .tx = z8530_tx_clear, + .status = z8530_status_clear }; diff --git a/drivers/net/wimax/i2400m/rx.c b/drivers/net/wimax/i2400m/rx.c index 0b60295..b8bfa5b 100644 --- a/drivers/net/wimax/i2400m/rx.c +++ b/drivers/net/wimax/i2400m/rx.c @@ -1359,7 +1359,7 @@ int i2400m_rx_setup(struct i2400m *i2400m) if (i2400m->rx_roq == NULL) goto error_roq_alloc; - rd = kcalloc(I2400M_RO_CIN + 1, sizeof(*i2400m->rx_roq[0].log), + rd = kcalloc(sizeof(*i2400m->rx_roq[0].log), I2400M_RO_CIN + 1, GFP_KERNEL); if (rd == NULL) { result = -ENOMEM; diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c index d0c97c2..108f59b 100644 --- a/drivers/net/wireless/airo.c +++ b/drivers/net/wireless/airo.c @@ -7846,7 +7846,7 @@ static int writerids(struct net_device *dev, aironet_ioctl *comp) { struct airo_info *ai = dev->ml_priv; int ridcode; int enabled; - static int (* writer)(struct airo_info *, u16 rid, const void *, int, int); + int (* writer)(struct airo_info *, u16 rid, const void *, int, int); unsigned char *iobuf; /* Only super-user can write RIDs */ diff --git a/drivers/net/wireless/at76c50x-usb.c b/drivers/net/wireless/at76c50x-usb.c index dab2513..4c4b65d 100644 --- a/drivers/net/wireless/at76c50x-usb.c +++ b/drivers/net/wireless/at76c50x-usb.c @@ -353,7 +353,7 @@ static int at76_dfu_get_state(struct usb_device *udev, u8 *state) } /* Convert timeout from the DFU status to jiffies */ -static inline unsigned long at76_get_timeout(struct dfu_status *s) +static inline unsigned long __intentional_overflow(-1) at76_get_timeout(struct dfu_status *s) { return msecs_to_jiffies((s->poll_timeout[2] << 16) | (s->poll_timeout[1] << 8) diff --git a/drivers/net/wireless/ath/ath10k/ce.c b/drivers/net/wireless/ath/ath10k/ce.c index cf28fbe..a63dd1b 100644 --- a/drivers/net/wireless/ath/ath10k/ce.c +++ b/drivers/net/wireless/ath/ath10k/ce.c @@ -897,12 +897,12 @@ static int ath10k_ce_init_dest_ring(struct ath10k *ar, return 0; } -static struct ath10k_ce_ring * +static struct ath10k_ce_ring * __intentional_overflow(-1) ath10k_ce_alloc_src_ring(struct ath10k *ar, unsigned int ce_id, const struct ce_attr *attr) { struct ath10k_ce_ring *src_ring; - u32 nentries = attr->src_nentries; + unsigned long nentries = attr->src_nentries; dma_addr_t base_addr; nentries = roundup_pow_of_two(nentries); @@ -969,7 +969,7 @@ ath10k_ce_alloc_dest_ring(struct ath10k *ar, unsigned int ce_id, const struct ce_attr *attr) { struct ath10k_ce_ring *dest_ring; - u32 nentries; + unsigned long nentries; dma_addr_t base_addr; nentries = roundup_pow_of_two(attr->dest_nentries); diff --git a/drivers/net/wireless/ath/ath10k/htc.c b/drivers/net/wireless/ath/ath10k/htc.c index 32d9ff1..0952b33 100644 --- a/drivers/net/wireless/ath/ath10k/htc.c +++ b/drivers/net/wireless/ath/ath10k/htc.c @@ -841,7 +841,10 @@ int ath10k_htc_start(struct ath10k_htc *htc) /* registered target arrival callback from the HIF layer */ int ath10k_htc_init(struct ath10k *ar) { - struct ath10k_hif_cb htc_callbacks; + static struct ath10k_hif_cb htc_callbacks = { + .rx_completion = ath10k_htc_rx_completion_handler, + .tx_completion = ath10k_htc_tx_completion_handler, + }; struct ath10k_htc_ep *ep = NULL; struct ath10k_htc *htc = &ar->htc; @@ -850,8 +853,6 @@ int ath10k_htc_init(struct ath10k *ar) ath10k_htc_reset_endpoint_states(htc); /* setup HIF layer callbacks */ - htc_callbacks.rx_completion = ath10k_htc_rx_completion_handler; - htc_callbacks.tx_completion = ath10k_htc_tx_completion_handler; htc->ar = ar; /* Get HIF default pipe for HTC message exchange */ diff --git a/drivers/net/wireless/ath/ath10k/htc.h b/drivers/net/wireless/ath/ath10k/htc.h index 527179c..a890150 100644 --- a/drivers/net/wireless/ath/ath10k/htc.h +++ b/drivers/net/wireless/ath/ath10k/htc.h @@ -270,13 +270,13 @@ enum ath10k_htc_ep_id { struct ath10k_htc_ops { void (*target_send_suspend_complete)(struct ath10k *ar); -}; +} __no_const; struct ath10k_htc_ep_ops { void (*ep_tx_complete)(struct ath10k *, struct sk_buff *); void (*ep_rx_complete)(struct ath10k *, struct sk_buff *); void (*ep_tx_credits)(struct ath10k *); -}; +} __no_const; /* service connection information */ struct ath10k_htc_svc_conn_req { diff --git a/drivers/net/wireless/ath/ath9k/Kconfig b/drivers/net/wireless/ath/ath9k/Kconfig index fee0cad..a7a3b63 100644 --- a/drivers/net/wireless/ath/ath9k/Kconfig +++ b/drivers/net/wireless/ath/ath9k/Kconfig @@ -3,7 +3,6 @@ config ATH9K_HW config ATH9K_COMMON tristate select ATH_COMMON - select DEBUG_FS select RELAY config ATH9K_DFS_DEBUGFS def_bool y diff --git a/drivers/net/wireless/ath/ath9k/ar9002_mac.c b/drivers/net/wireless/ath/ath9k/ar9002_mac.c index f816909..e56cd8b 100644 --- a/drivers/net/wireless/ath/ath9k/ar9002_mac.c +++ b/drivers/net/wireless/ath/ath9k/ar9002_mac.c @@ -220,8 +220,8 @@ ar9002_set_txdesc(struct ath_hw *ah, void *ds, struct ath_tx_info *i) ads->ds_txstatus6 = ads->ds_txstatus7 = 0; ads->ds_txstatus8 = ads->ds_txstatus9 = 0; - ACCESS_ONCE(ads->ds_link) = i->link; - ACCESS_ONCE(ads->ds_data) = i->buf_addr[0]; + ACCESS_ONCE_RW(ads->ds_link) = i->link; + ACCESS_ONCE_RW(ads->ds_data) = i->buf_addr[0]; ctl1 = i->buf_len[0] | (i->is_last ? 0 : AR_TxMore); ctl6 = SM(i->keytype, AR_EncrType); @@ -235,26 +235,26 @@ ar9002_set_txdesc(struct ath_hw *ah, void *ds, struct ath_tx_info *i) if ((i->is_first || i->is_last) && i->aggr != AGGR_BUF_MIDDLE && i->aggr != AGGR_BUF_LAST) { - ACCESS_ONCE(ads->ds_ctl2) = set11nTries(i->rates, 0) + ACCESS_ONCE_RW(ads->ds_ctl2) = set11nTries(i->rates, 0) | set11nTries(i->rates, 1) | set11nTries(i->rates, 2) | set11nTries(i->rates, 3) | (i->dur_update ? AR_DurUpdateEna : 0) | SM(0, AR_BurstDur); - ACCESS_ONCE(ads->ds_ctl3) = set11nRate(i->rates, 0) + ACCESS_ONCE_RW(ads->ds_ctl3) = set11nRate(i->rates, 0) | set11nRate(i->rates, 1) | set11nRate(i->rates, 2) | set11nRate(i->rates, 3); } else { - ACCESS_ONCE(ads->ds_ctl2) = 0; - ACCESS_ONCE(ads->ds_ctl3) = 0; + ACCESS_ONCE_RW(ads->ds_ctl2) = 0; + ACCESS_ONCE_RW(ads->ds_ctl3) = 0; } if (!i->is_first) { - ACCESS_ONCE(ads->ds_ctl0) = 0; - ACCESS_ONCE(ads->ds_ctl1) = ctl1; - ACCESS_ONCE(ads->ds_ctl6) = ctl6; + ACCESS_ONCE_RW(ads->ds_ctl0) = 0; + ACCESS_ONCE_RW(ads->ds_ctl1) = ctl1; + ACCESS_ONCE_RW(ads->ds_ctl6) = ctl6; return; } @@ -279,7 +279,7 @@ ar9002_set_txdesc(struct ath_hw *ah, void *ds, struct ath_tx_info *i) break; } - ACCESS_ONCE(ads->ds_ctl0) = (i->pkt_len & AR_FrameLen) + ACCESS_ONCE_RW(ads->ds_ctl0) = (i->pkt_len & AR_FrameLen) | (i->flags & ATH9K_TXDESC_VMF ? AR_VirtMoreFrag : 0) | SM(i->txpower[0], AR_XmitPower0) | (i->flags & ATH9K_TXDESC_VEOL ? AR_VEOL : 0) @@ -289,27 +289,27 @@ ar9002_set_txdesc(struct ath_hw *ah, void *ds, struct ath_tx_info *i) | (i->flags & ATH9K_TXDESC_RTSENA ? AR_RTSEnable : (i->flags & ATH9K_TXDESC_CTSENA ? AR_CTSEnable : 0)); - ACCESS_ONCE(ads->ds_ctl1) = ctl1; - ACCESS_ONCE(ads->ds_ctl6) = ctl6; + ACCESS_ONCE_RW(ads->ds_ctl1) = ctl1; + ACCESS_ONCE_RW(ads->ds_ctl6) = ctl6; if (i->aggr == AGGR_BUF_MIDDLE || i->aggr == AGGR_BUF_LAST) return; - ACCESS_ONCE(ads->ds_ctl4) = set11nPktDurRTSCTS(i->rates, 0) + ACCESS_ONCE_RW(ads->ds_ctl4) = set11nPktDurRTSCTS(i->rates, 0) | set11nPktDurRTSCTS(i->rates, 1); - ACCESS_ONCE(ads->ds_ctl5) = set11nPktDurRTSCTS(i->rates, 2) + ACCESS_ONCE_RW(ads->ds_ctl5) = set11nPktDurRTSCTS(i->rates, 2) | set11nPktDurRTSCTS(i->rates, 3); - ACCESS_ONCE(ads->ds_ctl7) = set11nRateFlags(i->rates, 0) + ACCESS_ONCE_RW(ads->ds_ctl7) = set11nRateFlags(i->rates, 0) | set11nRateFlags(i->rates, 1) | set11nRateFlags(i->rates, 2) | set11nRateFlags(i->rates, 3) | SM(i->rtscts_rate, AR_RTSCTSRate); - ACCESS_ONCE(ads->ds_ctl9) = SM(i->txpower[1], AR_XmitPower1); - ACCESS_ONCE(ads->ds_ctl10) = SM(i->txpower[2], AR_XmitPower2); - ACCESS_ONCE(ads->ds_ctl11) = SM(i->txpower[3], AR_XmitPower3); + ACCESS_ONCE_RW(ads->ds_ctl9) = SM(i->txpower[1], AR_XmitPower1); + ACCESS_ONCE_RW(ads->ds_ctl10) = SM(i->txpower[2], AR_XmitPower2); + ACCESS_ONCE_RW(ads->ds_ctl11) = SM(i->txpower[3], AR_XmitPower3); } static int ar9002_hw_proc_txdesc(struct ath_hw *ah, void *ds, diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mac.c b/drivers/net/wireless/ath/ath9k/ar9003_mac.c index da84b70..83e4978 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c @@ -39,47 +39,47 @@ ar9003_set_txdesc(struct ath_hw *ah, void *ds, struct ath_tx_info *i) (i->qcu << AR_TxQcuNum_S) | desc_len; checksum += val; - ACCESS_ONCE(ads->info) = val; + ACCESS_ONCE_RW(ads->info) = val; checksum += i->link; - ACCESS_ONCE(ads->link) = i->link; + ACCESS_ONCE_RW(ads->link) = i->link; checksum += i->buf_addr[0]; - ACCESS_ONCE(ads->data0) = i->buf_addr[0]; + ACCESS_ONCE_RW(ads->data0) = i->buf_addr[0]; checksum += i->buf_addr[1]; - ACCESS_ONCE(ads->data1) = i->buf_addr[1]; + ACCESS_ONCE_RW(ads->data1) = i->buf_addr[1]; checksum += i->buf_addr[2]; - ACCESS_ONCE(ads->data2) = i->buf_addr[2]; + ACCESS_ONCE_RW(ads->data2) = i->buf_addr[2]; checksum += i->buf_addr[3]; - ACCESS_ONCE(ads->data3) = i->buf_addr[3]; + ACCESS_ONCE_RW(ads->data3) = i->buf_addr[3]; checksum += (val = (i->buf_len[0] << AR_BufLen_S) & AR_BufLen); - ACCESS_ONCE(ads->ctl3) = val; + ACCESS_ONCE_RW(ads->ctl3) = val; checksum += (val = (i->buf_len[1] << AR_BufLen_S) & AR_BufLen); - ACCESS_ONCE(ads->ctl5) = val; + ACCESS_ONCE_RW(ads->ctl5) = val; checksum += (val = (i->buf_len[2] << AR_BufLen_S) & AR_BufLen); - ACCESS_ONCE(ads->ctl7) = val; + ACCESS_ONCE_RW(ads->ctl7) = val; checksum += (val = (i->buf_len[3] << AR_BufLen_S) & AR_BufLen); - ACCESS_ONCE(ads->ctl9) = val; + ACCESS_ONCE_RW(ads->ctl9) = val; checksum = (u16) (((checksum & 0xffff) + (checksum >> 16)) & 0xffff); - ACCESS_ONCE(ads->ctl10) = checksum; + ACCESS_ONCE_RW(ads->ctl10) = checksum; if (i->is_first || i->is_last) { - ACCESS_ONCE(ads->ctl13) = set11nTries(i->rates, 0) + ACCESS_ONCE_RW(ads->ctl13) = set11nTries(i->rates, 0) | set11nTries(i->rates, 1) | set11nTries(i->rates, 2) | set11nTries(i->rates, 3) | (i->dur_update ? AR_DurUpdateEna : 0) | SM(0, AR_BurstDur); - ACCESS_ONCE(ads->ctl14) = set11nRate(i->rates, 0) + ACCESS_ONCE_RW(ads->ctl14) = set11nRate(i->rates, 0) | set11nRate(i->rates, 1) | set11nRate(i->rates, 2) | set11nRate(i->rates, 3); } else { - ACCESS_ONCE(ads->ctl13) = 0; - ACCESS_ONCE(ads->ctl14) = 0; + ACCESS_ONCE_RW(ads->ctl13) = 0; + ACCESS_ONCE_RW(ads->ctl14) = 0; } ads->ctl20 = 0; @@ -89,17 +89,17 @@ ar9003_set_txdesc(struct ath_hw *ah, void *ds, struct ath_tx_info *i) ctl17 = SM(i->keytype, AR_EncrType); if (!i->is_first) { - ACCESS_ONCE(ads->ctl11) = 0; - ACCESS_ONCE(ads->ctl12) = i->is_last ? 0 : AR_TxMore; - ACCESS_ONCE(ads->ctl15) = 0; - ACCESS_ONCE(ads->ctl16) = 0; - ACCESS_ONCE(ads->ctl17) = ctl17; - ACCESS_ONCE(ads->ctl18) = 0; - ACCESS_ONCE(ads->ctl19) = 0; + ACCESS_ONCE_RW(ads->ctl11) = 0; + ACCESS_ONCE_RW(ads->ctl12) = i->is_last ? 0 : AR_TxMore; + ACCESS_ONCE_RW(ads->ctl15) = 0; + ACCESS_ONCE_RW(ads->ctl16) = 0; + ACCESS_ONCE_RW(ads->ctl17) = ctl17; + ACCESS_ONCE_RW(ads->ctl18) = 0; + ACCESS_ONCE_RW(ads->ctl19) = 0; return; } - ACCESS_ONCE(ads->ctl11) = (i->pkt_len & AR_FrameLen) + ACCESS_ONCE_RW(ads->ctl11) = (i->pkt_len & AR_FrameLen) | (i->flags & ATH9K_TXDESC_VMF ? AR_VirtMoreFrag : 0) | SM(i->txpower[0], AR_XmitPower0) | (i->flags & ATH9K_TXDESC_VEOL ? AR_VEOL : 0) @@ -135,26 +135,26 @@ ar9003_set_txdesc(struct ath_hw *ah, void *ds, struct ath_tx_info *i) val = (i->flags & ATH9K_TXDESC_PAPRD) >> ATH9K_TXDESC_PAPRD_S; ctl12 |= SM(val, AR_PAPRDChainMask); - ACCESS_ONCE(ads->ctl12) = ctl12; - ACCESS_ONCE(ads->ctl17) = ctl17; + ACCESS_ONCE_RW(ads->ctl12) = ctl12; + ACCESS_ONCE_RW(ads->ctl17) = ctl17; - ACCESS_ONCE(ads->ctl15) = set11nPktDurRTSCTS(i->rates, 0) + ACCESS_ONCE_RW(ads->ctl15) = set11nPktDurRTSCTS(i->rates, 0) | set11nPktDurRTSCTS(i->rates, 1); - ACCESS_ONCE(ads->ctl16) = set11nPktDurRTSCTS(i->rates, 2) + ACCESS_ONCE_RW(ads->ctl16) = set11nPktDurRTSCTS(i->rates, 2) | set11nPktDurRTSCTS(i->rates, 3); - ACCESS_ONCE(ads->ctl18) = set11nRateFlags(i->rates, 0) + ACCESS_ONCE_RW(ads->ctl18) = set11nRateFlags(i->rates, 0) | set11nRateFlags(i->rates, 1) | set11nRateFlags(i->rates, 2) | set11nRateFlags(i->rates, 3) | SM(i->rtscts_rate, AR_RTSCTSRate); - ACCESS_ONCE(ads->ctl19) = AR_Not_Sounding; + ACCESS_ONCE_RW(ads->ctl19) = AR_Not_Sounding; - ACCESS_ONCE(ads->ctl20) = SM(i->txpower[1], AR_XmitPower1); - ACCESS_ONCE(ads->ctl21) = SM(i->txpower[2], AR_XmitPower2); - ACCESS_ONCE(ads->ctl22) = SM(i->txpower[3], AR_XmitPower3); + ACCESS_ONCE_RW(ads->ctl20) = SM(i->txpower[1], AR_XmitPower1); + ACCESS_ONCE_RW(ads->ctl21) = SM(i->txpower[2], AR_XmitPower2); + ACCESS_ONCE_RW(ads->ctl22) = SM(i->txpower[3], AR_XmitPower3); } static u16 ar9003_calc_ptr_chksum(struct ar9003_txc *ads) diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index e8454db..c7b26fe 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -671,7 +671,7 @@ struct ath_hw_private_ops { #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT bool (*is_aic_enabled)(struct ath_hw *ah); #endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */ -}; +} __no_const; /** * struct ath_spec_scan - parameters for Atheros spectral scan @@ -747,7 +747,7 @@ struct ath_hw_ops { #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT void (*set_bt_ant_diversity)(struct ath_hw *hw, bool enable); #endif -}; +} __no_const; struct ath_nf_limits { s16 max; diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index c27143b..bd90160 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -2579,16 +2579,18 @@ void ath9k_fill_chanctx_ops(void) if (!ath9k_is_chanctx_enabled()) return; - ath9k_ops.hw_scan = ath9k_hw_scan; - ath9k_ops.cancel_hw_scan = ath9k_cancel_hw_scan; - ath9k_ops.remain_on_channel = ath9k_remain_on_channel; - ath9k_ops.cancel_remain_on_channel = ath9k_cancel_remain_on_channel; - ath9k_ops.add_chanctx = ath9k_add_chanctx; - ath9k_ops.remove_chanctx = ath9k_remove_chanctx; - ath9k_ops.change_chanctx = ath9k_change_chanctx; - ath9k_ops.assign_vif_chanctx = ath9k_assign_vif_chanctx; - ath9k_ops.unassign_vif_chanctx = ath9k_unassign_vif_chanctx; - ath9k_ops.mgd_prepare_tx = ath9k_mgd_prepare_tx; + pax_open_kernel(); + *(void **)&ath9k_ops.hw_scan = ath9k_hw_scan; + *(void **)&ath9k_ops.cancel_hw_scan = ath9k_cancel_hw_scan; + *(void **)&ath9k_ops.remain_on_channel = ath9k_remain_on_channel; + *(void **)&ath9k_ops.cancel_remain_on_channel = ath9k_cancel_remain_on_channel; + *(void **)&ath9k_ops.add_chanctx = ath9k_add_chanctx; + *(void **)&ath9k_ops.remove_chanctx = ath9k_remove_chanctx; + *(void **)&ath9k_ops.change_chanctx = ath9k_change_chanctx; + *(void **)&ath9k_ops.assign_vif_chanctx = ath9k_assign_vif_chanctx; + *(void **)&ath9k_ops.unassign_vif_chanctx = ath9k_unassign_vif_chanctx; + *(void **)&ath9k_ops.mgd_prepare_tx = ath9k_mgd_prepare_tx; + pax_close_kernel(); } #endif diff --git a/drivers/net/wireless/ath/wil6210/wil_platform.h b/drivers/net/wireless/ath/wil6210/wil_platform.h index d7fa19b..6d84263 100644 --- a/drivers/net/wireless/ath/wil6210/wil_platform.h +++ b/drivers/net/wireless/ath/wil6210/wil_platform.h @@ -27,7 +27,7 @@ struct wil_platform_ops { int (*suspend)(void *handle); int (*resume)(void *handle); void (*uninit)(void *handle); -}; +} __no_const; void *wil_platform_init(struct device *dev, struct wil_platform_ops *ops); diff --git a/drivers/net/wireless/b43/phy_lp.c b/drivers/net/wireless/b43/phy_lp.c index 058a9f2..d5cb1ba 100644 --- a/drivers/net/wireless/b43/phy_lp.c +++ b/drivers/net/wireless/b43/phy_lp.c @@ -2502,7 +2502,7 @@ static int lpphy_b2063_tune(struct b43_wldev *dev, { struct ssb_bus *bus = dev->dev->sdev->bus; - static const struct b206x_channel *chandata = NULL; + const struct b206x_channel *chandata = NULL; u32 crystal_freq = bus->chipco.pmu.crystalfreq * 1000; u32 freqref, vco_freq, val1, val2, val3, timeout, timeoutref, count; u16 old_comm15, scale; diff --git a/drivers/net/wireless/iwlegacy/3945-mac.c b/drivers/net/wireless/iwlegacy/3945-mac.c index af1b3e6..d5d82713 100644 --- a/drivers/net/wireless/iwlegacy/3945-mac.c +++ b/drivers/net/wireless/iwlegacy/3945-mac.c @@ -3633,7 +3633,9 @@ il3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) */ if (il3945_mod_params.disable_hw_scan) { D_INFO("Disabling hw_scan\n"); - il3945_mac_ops.hw_scan = NULL; + pax_open_kernel(); + *(void **)&il3945_mac_ops.hw_scan = NULL; + pax_close_kernel(); } D_INFO("*** LOAD DRIVER ***\n"); diff --git a/drivers/net/wireless/iwlwifi/dvm/debugfs.c b/drivers/net/wireless/iwlwifi/dvm/debugfs.c index b15e44f..8658af2 100644 --- a/drivers/net/wireless/iwlwifi/dvm/debugfs.c +++ b/drivers/net/wireless/iwlwifi/dvm/debugfs.c @@ -188,7 +188,7 @@ static ssize_t iwl_dbgfs_sram_write(struct file *file, { struct iwl_priv *priv = file->private_data; char buf[64]; - int buf_size; + size_t buf_size; u32 offset, len; memset(buf, 0, sizeof(buf)); @@ -454,7 +454,7 @@ static ssize_t iwl_dbgfs_rx_handlers_write(struct file *file, struct iwl_priv *priv = file->private_data; char buf[8]; - int buf_size; + size_t buf_size; u32 reset_flag; memset(buf, 0, sizeof(buf)); @@ -535,7 +535,7 @@ static ssize_t iwl_dbgfs_disable_ht40_write(struct file *file, { struct iwl_priv *priv = file->private_data; char buf[8]; - int buf_size; + size_t buf_size; int ht40; memset(buf, 0, sizeof(buf)); @@ -587,7 +587,7 @@ static ssize_t iwl_dbgfs_sleep_level_override_write(struct file *file, { struct iwl_priv *priv = file->private_data; char buf[8]; - int buf_size; + size_t buf_size; int value; memset(buf, 0, sizeof(buf)); @@ -679,10 +679,10 @@ DEBUGFS_READ_FILE_OPS(temperature); DEBUGFS_READ_WRITE_FILE_OPS(sleep_level_override); DEBUGFS_READ_FILE_OPS(current_sleep_command); -static const char *fmt_value = " %-30s %10u\n"; -static const char *fmt_hex = " %-30s 0x%02X\n"; -static const char *fmt_table = " %-30s %10u %10u %10u %10u\n"; -static const char *fmt_header = +static const char fmt_value[] = " %-30s %10u\n"; +static const char fmt_hex[] = " %-30s 0x%02X\n"; +static const char fmt_table[] = " %-30s %10u %10u %10u %10u\n"; +static const char fmt_header[] = "%-32s current cumulative delta max\n"; static int iwl_statistics_flag(struct iwl_priv *priv, char *buf, int bufsz) @@ -1852,7 +1852,7 @@ static ssize_t iwl_dbgfs_clear_ucode_statistics_write(struct file *file, { struct iwl_priv *priv = file->private_data; char buf[8]; - int buf_size; + size_t buf_size; int clear; memset(buf, 0, sizeof(buf)); @@ -1897,7 +1897,7 @@ static ssize_t iwl_dbgfs_ucode_tracing_write(struct file *file, { struct iwl_priv *priv = file->private_data; char buf[8]; - int buf_size; + size_t buf_size; int trace; memset(buf, 0, sizeof(buf)); @@ -1968,7 +1968,7 @@ static ssize_t iwl_dbgfs_missed_beacon_write(struct file *file, { struct iwl_priv *priv = file->private_data; char buf[8]; - int buf_size; + size_t buf_size; int missed; memset(buf, 0, sizeof(buf)); @@ -2009,7 +2009,7 @@ static ssize_t iwl_dbgfs_plcp_delta_write(struct file *file, struct iwl_priv *priv = file->private_data; char buf[8]; - int buf_size; + size_t buf_size; int plcp; memset(buf, 0, sizeof(buf)); @@ -2069,7 +2069,7 @@ static ssize_t iwl_dbgfs_txfifo_flush_write(struct file *file, struct iwl_priv *priv = file->private_data; char buf[8]; - int buf_size; + size_t buf_size; int flush; memset(buf, 0, sizeof(buf)); @@ -2159,7 +2159,7 @@ static ssize_t iwl_dbgfs_protection_mode_write(struct file *file, struct iwl_priv *priv = file->private_data; char buf[8]; - int buf_size; + size_t buf_size; int rts; if (!priv->cfg->ht_params) @@ -2200,7 +2200,7 @@ static ssize_t iwl_dbgfs_echo_test_write(struct file *file, { struct iwl_priv *priv = file->private_data; char buf[8]; - int buf_size; + size_t buf_size; memset(buf, 0, sizeof(buf)); buf_size = min(count, sizeof(buf) - 1); @@ -2234,7 +2234,7 @@ static ssize_t iwl_dbgfs_log_event_write(struct file *file, struct iwl_priv *priv = file->private_data; u32 event_log_flag; char buf[8]; - int buf_size; + size_t buf_size; /* check that the interface is up */ if (!iwl_is_ready(priv)) @@ -2288,7 +2288,7 @@ static ssize_t iwl_dbgfs_calib_disabled_write(struct file *file, struct iwl_priv *priv = file->private_data; char buf[8]; u32 calib_disabled; - int buf_size; + size_t buf_size; memset(buf, 0, sizeof(buf)); buf_size = min(count, sizeof(buf) - 1); diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c index 9028345..5b66ca3 100644 --- a/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -2049,7 +2049,7 @@ static ssize_t iwl_dbgfs_interrupt_write(struct file *file, struct isr_statistics *isr_stats = &trans_pcie->isr_stats; char buf[8]; - int buf_size; + size_t buf_size; u32 reset_flag; memset(buf, 0, sizeof(buf)); @@ -2070,7 +2070,7 @@ static ssize_t iwl_dbgfs_csr_write(struct file *file, { struct iwl_trans *trans = file->private_data; char buf[8]; - int buf_size; + size_t buf_size; int csr; memset(buf, 0, sizeof(buf)); diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index 520bef8..67e3bdf 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -3151,20 +3151,20 @@ static int __init init_mac80211_hwsim(void) if (channels < 1) return -EINVAL; - mac80211_hwsim_mchan_ops = mac80211_hwsim_ops; - mac80211_hwsim_mchan_ops.hw_scan = mac80211_hwsim_hw_scan; - mac80211_hwsim_mchan_ops.cancel_hw_scan = mac80211_hwsim_cancel_hw_scan; - mac80211_hwsim_mchan_ops.sw_scan_start = NULL; - mac80211_hwsim_mchan_ops.sw_scan_complete = NULL; - mac80211_hwsim_mchan_ops.remain_on_channel = mac80211_hwsim_roc; - mac80211_hwsim_mchan_ops.cancel_remain_on_channel = mac80211_hwsim_croc; - mac80211_hwsim_mchan_ops.add_chanctx = mac80211_hwsim_add_chanctx; - mac80211_hwsim_mchan_ops.remove_chanctx = mac80211_hwsim_remove_chanctx; - mac80211_hwsim_mchan_ops.change_chanctx = mac80211_hwsim_change_chanctx; - mac80211_hwsim_mchan_ops.assign_vif_chanctx = - mac80211_hwsim_assign_vif_chanctx; - mac80211_hwsim_mchan_ops.unassign_vif_chanctx = - mac80211_hwsim_unassign_vif_chanctx; + pax_open_kernel(); + memcpy((void *)&mac80211_hwsim_mchan_ops, &mac80211_hwsim_ops, sizeof mac80211_hwsim_mchan_ops); + *(void **)&mac80211_hwsim_mchan_ops.hw_scan = mac80211_hwsim_hw_scan; + *(void **)&mac80211_hwsim_mchan_ops.cancel_hw_scan = mac80211_hwsim_cancel_hw_scan; + *(void **)&mac80211_hwsim_mchan_ops.sw_scan_start = NULL; + *(void **)&mac80211_hwsim_mchan_ops.sw_scan_complete = NULL; + *(void **)&mac80211_hwsim_mchan_ops.remain_on_channel = mac80211_hwsim_roc; + *(void **)&mac80211_hwsim_mchan_ops.cancel_remain_on_channel = mac80211_hwsim_croc; + *(void **)&mac80211_hwsim_mchan_ops.add_chanctx = mac80211_hwsim_add_chanctx; + *(void **)&mac80211_hwsim_mchan_ops.remove_chanctx = mac80211_hwsim_remove_chanctx; + *(void **)&mac80211_hwsim_mchan_ops.change_chanctx = mac80211_hwsim_change_chanctx; + *(void **)&mac80211_hwsim_mchan_ops.assign_vif_chanctx = mac80211_hwsim_assign_vif_chanctx; + *(void **)&mac80211_hwsim_mchan_ops.unassign_vif_chanctx = mac80211_hwsim_unassign_vif_chanctx; + pax_close_kernel(); spin_lock_init(&hwsim_radio_lock); INIT_LIST_HEAD(&hwsim_radios); diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c index 71a825c..ce7d6c3 100644 --- a/drivers/net/wireless/rndis_wlan.c +++ b/drivers/net/wireless/rndis_wlan.c @@ -1236,7 +1236,7 @@ static int set_rts_threshold(struct usbnet *usbdev, u32 rts_threshold) netdev_dbg(usbdev->net, "%s(): %i\n", __func__, rts_threshold); - if (rts_threshold < 0 || rts_threshold > 2347) + if (rts_threshold > 2347) rts_threshold = 2347; tmp = cpu_to_le32(rts_threshold); diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index 3282ddb..26aabb5 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -377,7 +377,7 @@ struct rt2x00_intf { * for hardware which doesn't support hardware * sequence counting. */ - atomic_t seqno; + atomic_unchecked_t seqno; }; static inline struct rt2x00_intf* vif_to_intf(struct ieee80211_vif *vif) diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index 68b620b..92ecd9e 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -224,9 +224,9 @@ static void rt2x00queue_create_tx_descriptor_seq(struct rt2x00_dev *rt2x00dev, * sequence counter given by mac80211. */ if (test_bit(ENTRY_TXD_FIRST_FRAGMENT, &txdesc->flags)) - seqno = atomic_add_return(0x10, &intf->seqno); + seqno = atomic_add_return_unchecked(0x10, &intf->seqno); else - seqno = atomic_read(&intf->seqno); + seqno = atomic_read_unchecked(&intf->seqno); hdr->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG); hdr->seq_ctrl |= cpu_to_le16(seqno); diff --git a/drivers/net/wireless/ti/wl1251/sdio.c b/drivers/net/wireless/ti/wl1251/sdio.c index b661f896..ddf7d2b 100644 --- a/drivers/net/wireless/ti/wl1251/sdio.c +++ b/drivers/net/wireless/ti/wl1251/sdio.c @@ -282,13 +282,17 @@ static int wl1251_sdio_probe(struct sdio_func *func, irq_set_irq_type(wl->irq, IRQ_TYPE_EDGE_RISING); - wl1251_sdio_ops.enable_irq = wl1251_enable_line_irq; - wl1251_sdio_ops.disable_irq = wl1251_disable_line_irq; + pax_open_kernel(); + *(void **)&wl1251_sdio_ops.enable_irq = wl1251_enable_line_irq; + *(void **)&wl1251_sdio_ops.disable_irq = wl1251_disable_line_irq; + pax_close_kernel(); wl1251_info("using dedicated interrupt line"); } else { - wl1251_sdio_ops.enable_irq = wl1251_sdio_enable_irq; - wl1251_sdio_ops.disable_irq = wl1251_sdio_disable_irq; + pax_open_kernel(); + *(void **)&wl1251_sdio_ops.enable_irq = wl1251_sdio_enable_irq; + *(void **)&wl1251_sdio_ops.disable_irq = wl1251_sdio_disable_irq; + pax_close_kernel(); wl1251_info("using SDIO interrupt"); } diff --git a/drivers/net/wireless/ti/wl12xx/main.c b/drivers/net/wireless/ti/wl12xx/main.c index af0fe2e..d04986b 100644 --- a/drivers/net/wireless/ti/wl12xx/main.c +++ b/drivers/net/wireless/ti/wl12xx/main.c @@ -655,7 +655,9 @@ static int wl12xx_identify_chip(struct wl1271 *wl) sizeof(wl->conf.mem)); /* read data preparation is only needed by wl127x */ - wl->ops->prepare_read = wl127x_prepare_read; + pax_open_kernel(); + *(void **)&wl->ops->prepare_read = wl127x_prepare_read; + pax_close_kernel(); wlcore_set_min_fw_ver(wl, WL127X_CHIP_VER, WL127X_IFTYPE_SR_VER, WL127X_MAJOR_SR_VER, @@ -680,7 +682,9 @@ static int wl12xx_identify_chip(struct wl1271 *wl) sizeof(wl->conf.mem)); /* read data preparation is only needed by wl127x */ - wl->ops->prepare_read = wl127x_prepare_read; + pax_open_kernel(); + *(void **)&wl->ops->prepare_read = wl127x_prepare_read; + pax_close_kernel(); wlcore_set_min_fw_ver(wl, WL127X_CHIP_VER, WL127X_IFTYPE_SR_VER, WL127X_MAJOR_SR_VER, diff --git a/drivers/net/wireless/ti/wl18xx/main.c b/drivers/net/wireless/ti/wl18xx/main.c index abbf054..6ad2ddb 100644 --- a/drivers/net/wireless/ti/wl18xx/main.c +++ b/drivers/net/wireless/ti/wl18xx/main.c @@ -2005,8 +2005,10 @@ static int wl18xx_setup(struct wl1271 *wl) } if (!checksum_param) { - wl18xx_ops.set_rx_csum = NULL; - wl18xx_ops.init_vif = NULL; + pax_open_kernel(); + *(void **)&wl18xx_ops.set_rx_csum = NULL; + *(void **)&wl18xx_ops.init_vif = NULL; + pax_close_kernel(); } /* Enable 11a Band only if we have 5G antennas */ diff --git a/drivers/net/wireless/zd1211rw/zd_usb.c b/drivers/net/wireless/zd1211rw/zd_usb.c index a912dc0..a8225ba 100644 --- a/drivers/net/wireless/zd1211rw/zd_usb.c +++ b/drivers/net/wireless/zd1211rw/zd_usb.c @@ -385,7 +385,7 @@ static inline void handle_regs_int(struct urb *urb) { struct zd_usb *usb = urb->context; struct zd_usb_interrupt *intr = &usb->intr; - int len; + unsigned int len; u16 int_num; ZD_ASSERT(in_interrupt()); diff --git a/drivers/nfc/nfcwilink.c b/drivers/nfc/nfcwilink.c index ce2e2cf..f81e500 100644 --- a/drivers/nfc/nfcwilink.c +++ b/drivers/nfc/nfcwilink.c @@ -497,7 +497,7 @@ static struct nci_ops nfcwilink_ops = { static int nfcwilink_probe(struct platform_device *pdev) { - static struct nfcwilink *drv; + struct nfcwilink *drv; int rc; __u32 protocols; diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c index 6e82bc42..ab4145c 100644 --- a/drivers/of/fdt.c +++ b/drivers/of/fdt.c @@ -1161,7 +1161,9 @@ static int __init of_fdt_raw_init(void) pr_warn("fdt: not creating '/sys/firmware/fdt': CRC check failed\n"); return 0; } - of_fdt_raw_attr.size = fdt_totalsize(initial_boot_params); + pax_open_kernel(); + *(size_t *)&of_fdt_raw_attr.size = fdt_totalsize(initial_boot_params); + pax_close_kernel(); return sysfs_create_bin_file(firmware_kobj, &of_fdt_raw_attr); } late_initcall(of_fdt_raw_init); diff --git a/drivers/oprofile/buffer_sync.c b/drivers/oprofile/buffer_sync.c index 82f7000..d6d0447 100644 --- a/drivers/oprofile/buffer_sync.c +++ b/drivers/oprofile/buffer_sync.c @@ -345,7 +345,7 @@ static void add_data(struct op_entry *entry, struct mm_struct *mm) if (cookie == NO_COOKIE) offset = pc; if (cookie == INVALID_COOKIE) { - atomic_inc(&oprofile_stats.sample_lost_no_mapping); + atomic_inc_unchecked(&oprofile_stats.sample_lost_no_mapping); offset = pc; } if (cookie != last_cookie) { @@ -389,14 +389,14 @@ add_sample(struct mm_struct *mm, struct op_sample *s, int in_kernel) /* add userspace sample */ if (!mm) { - atomic_inc(&oprofile_stats.sample_lost_no_mm); + atomic_inc_unchecked(&oprofile_stats.sample_lost_no_mm); return 0; } cookie = lookup_dcookie(mm, s->eip, &offset); if (cookie == INVALID_COOKIE) { - atomic_inc(&oprofile_stats.sample_lost_no_mapping); + atomic_inc_unchecked(&oprofile_stats.sample_lost_no_mapping); return 0; } @@ -554,7 +554,7 @@ void sync_buffer(int cpu) /* ignore backtraces if failed to add a sample */ if (state == sb_bt_start) { state = sb_bt_ignore; - atomic_inc(&oprofile_stats.bt_lost_no_mapping); + atomic_inc_unchecked(&oprofile_stats.bt_lost_no_mapping); } } release_mm(mm); diff --git a/drivers/oprofile/event_buffer.c b/drivers/oprofile/event_buffer.c index c0cc4e7..44d4e54 100644 --- a/drivers/oprofile/event_buffer.c +++ b/drivers/oprofile/event_buffer.c @@ -53,7 +53,7 @@ void add_event_entry(unsigned long value) } if (buffer_pos == buffer_size) { - atomic_inc(&oprofile_stats.event_lost_overflow); + atomic_inc_unchecked(&oprofile_stats.event_lost_overflow); return; } diff --git a/drivers/oprofile/oprof.c b/drivers/oprofile/oprof.c index ed2c3ec..deda85a 100644 --- a/drivers/oprofile/oprof.c +++ b/drivers/oprofile/oprof.c @@ -110,7 +110,7 @@ static void switch_worker(struct work_struct *work) if (oprofile_ops.switch_events()) return; - atomic_inc(&oprofile_stats.multiplex_counter); + atomic_inc_unchecked(&oprofile_stats.multiplex_counter); start_switch_worker(); } diff --git a/drivers/oprofile/oprofile_stats.c b/drivers/oprofile/oprofile_stats.c index 59659ce..6c860a0 100644 --- a/drivers/oprofile/oprofile_stats.c +++ b/drivers/oprofile/oprofile_stats.c @@ -30,11 +30,11 @@ void oprofile_reset_stats(void) cpu_buf->sample_invalid_eip = 0; } - atomic_set(&oprofile_stats.sample_lost_no_mm, 0); - atomic_set(&oprofile_stats.sample_lost_no_mapping, 0); - atomic_set(&oprofile_stats.event_lost_overflow, 0); - atomic_set(&oprofile_stats.bt_lost_no_mapping, 0); - atomic_set(&oprofile_stats.multiplex_counter, 0); + atomic_set_unchecked(&oprofile_stats.sample_lost_no_mm, 0); + atomic_set_unchecked(&oprofile_stats.sample_lost_no_mapping, 0); + atomic_set_unchecked(&oprofile_stats.event_lost_overflow, 0); + atomic_set_unchecked(&oprofile_stats.bt_lost_no_mapping, 0); + atomic_set_unchecked(&oprofile_stats.multiplex_counter, 0); } diff --git a/drivers/oprofile/oprofile_stats.h b/drivers/oprofile/oprofile_stats.h index 1fc622b..8c48fc3 100644 --- a/drivers/oprofile/oprofile_stats.h +++ b/drivers/oprofile/oprofile_stats.h @@ -13,11 +13,11 @@ #include <linux/atomic.h> struct oprofile_stat_struct { - atomic_t sample_lost_no_mm; - atomic_t sample_lost_no_mapping; - atomic_t bt_lost_no_mapping; - atomic_t event_lost_overflow; - atomic_t multiplex_counter; + atomic_unchecked_t sample_lost_no_mm; + atomic_unchecked_t sample_lost_no_mapping; + atomic_unchecked_t bt_lost_no_mapping; + atomic_unchecked_t event_lost_overflow; + atomic_unchecked_t multiplex_counter; }; extern struct oprofile_stat_struct oprofile_stats; diff --git a/drivers/oprofile/oprofilefs.c b/drivers/oprofile/oprofilefs.c index dd92c5e..dfc04b5 100644 --- a/drivers/oprofile/oprofilefs.c +++ b/drivers/oprofile/oprofilefs.c @@ -176,8 +176,8 @@ int oprofilefs_create_ro_ulong(struct dentry *root, static ssize_t atomic_read_file(struct file *file, char __user *buf, size_t count, loff_t *offset) { - atomic_t *val = file->private_data; - return oprofilefs_ulong_to_user(atomic_read(val), buf, count, offset); + atomic_unchecked_t *val = file->private_data; + return oprofilefs_ulong_to_user(atomic_read_unchecked(val), buf, count, offset); } @@ -189,7 +189,7 @@ static const struct file_operations atomic_ro_fops = { int oprofilefs_create_ro_atomic(struct dentry *root, - char const *name, atomic_t *val) + char const *name, atomic_unchecked_t *val) { return __oprofilefs_create_file(root, name, &atomic_ro_fops, 0444, val); diff --git a/drivers/oprofile/timer_int.c b/drivers/oprofile/timer_int.c index bdef916..88c7dee 100644 --- a/drivers/oprofile/timer_int.c +++ b/drivers/oprofile/timer_int.c @@ -93,7 +93,7 @@ static int oprofile_cpu_notify(struct notifier_block *self, return NOTIFY_OK; } -static struct notifier_block __refdata oprofile_cpu_notifier = { +static struct notifier_block oprofile_cpu_notifier = { .notifier_call = oprofile_cpu_notify, }; diff --git a/drivers/parport/procfs.c b/drivers/parport/procfs.c index c776333..aa6b325 100644 --- a/drivers/parport/procfs.c +++ b/drivers/parport/procfs.c @@ -65,7 +65,7 @@ static int do_active_device(struct ctl_table *table, int write, *ppos += len; - return copy_to_user(result, buffer, len) ? -EFAULT : 0; + return (len > sizeof buffer || copy_to_user(result, buffer, len)) ? -EFAULT : 0; } #ifdef CONFIG_PARPORT_1284 @@ -107,7 +107,7 @@ static int do_autoprobe(struct ctl_table *table, int write, *ppos += len; - return copy_to_user (result, buffer, len) ? -EFAULT : 0; + return (len > sizeof buffer || copy_to_user (result, buffer, len)) ? -EFAULT : 0; } #endif /* IEEE1284.3 support. */ diff --git a/drivers/pci/host/pci-host-generic.c b/drivers/pci/host/pci-host-generic.c index 265dd25..41a02dd 100644 --- a/drivers/pci/host/pci-host-generic.c +++ b/drivers/pci/host/pci-host-generic.c @@ -26,9 +26,9 @@ #include <linux/platform_device.h> struct gen_pci_cfg_bus_ops { + struct pci_ops ops; u32 bus_shift; - void __iomem *(*map_bus)(struct pci_bus *, unsigned int, int); -}; +} __do_const; struct gen_pci_cfg_windows { struct resource res; @@ -64,8 +64,12 @@ static void __iomem *gen_pci_map_cfg_bus_cam(struct pci_bus *bus, } static struct gen_pci_cfg_bus_ops gen_pci_cfg_cam_bus_ops = { + .ops = { + .map_bus = gen_pci_map_cfg_bus_cam, + .read = pci_generic_config_read, + .write = pci_generic_config_write, + }, .bus_shift = 16, - .map_bus = gen_pci_map_cfg_bus_cam, }; static void __iomem *gen_pci_map_cfg_bus_ecam(struct pci_bus *bus, @@ -79,13 +83,12 @@ static void __iomem *gen_pci_map_cfg_bus_ecam(struct pci_bus *bus, } static struct gen_pci_cfg_bus_ops gen_pci_cfg_ecam_bus_ops = { + .ops = { + .map_bus = gen_pci_map_cfg_bus_ecam, + .read = pci_generic_config_read, + .write = pci_generic_config_write, + }, .bus_shift = 20, - .map_bus = gen_pci_map_cfg_bus_ecam, -}; - -static struct pci_ops gen_pci_ops = { - .read = pci_generic_config_read, - .write = pci_generic_config_write, }; static const struct of_device_id gen_pci_of_match[] = { @@ -235,7 +238,6 @@ static int gen_pci_probe(struct platform_device *pdev) of_id = of_match_node(gen_pci_of_match, np); pci->cfg.ops = of_id->data; - gen_pci_ops.map_bus = pci->cfg.ops->map_bus; pci->host.dev.parent = dev; INIT_LIST_HEAD(&pci->host.windows); INIT_LIST_HEAD(&pci->resources); @@ -256,7 +258,7 @@ static int gen_pci_probe(struct platform_device *pdev) if (!pci_has_flag(PCI_PROBE_ONLY)) pci_add_flags(PCI_REASSIGN_ALL_RSRC | PCI_REASSIGN_ALL_BUS); - bus = pci_scan_root_bus(dev, 0, &gen_pci_ops, pci, &pci->resources); + bus = pci_scan_root_bus(dev, 0, &pci->cfg.ops->ops, pci, &pci->resources); if (!bus) { dev_err(dev, "Scanning rootbus failed"); return -ENODEV; diff --git a/drivers/pci/hotplug/acpiphp_ibm.c b/drivers/pci/hotplug/acpiphp_ibm.c index 6ca2399..68d866b 100644 --- a/drivers/pci/hotplug/acpiphp_ibm.c +++ b/drivers/pci/hotplug/acpiphp_ibm.c @@ -452,7 +452,9 @@ static int __init ibm_acpiphp_init(void) goto init_cleanup; } - ibm_apci_table_attr.size = ibm_get_table_from_acpi(NULL); + pax_open_kernel(); + *(size_t *)&ibm_apci_table_attr.size = ibm_get_table_from_acpi(NULL); + pax_close_kernel(); retval = sysfs_create_bin_file(sysdir, &ibm_apci_table_attr); return retval; diff --git a/drivers/pci/hotplug/cpcihp_generic.c b/drivers/pci/hotplug/cpcihp_generic.c index 66b7bbe..26bee78 100644 --- a/drivers/pci/hotplug/cpcihp_generic.c +++ b/drivers/pci/hotplug/cpcihp_generic.c @@ -73,7 +73,6 @@ static u16 port; static unsigned int enum_bit; static u8 enum_mask; -static struct cpci_hp_controller_ops generic_hpc_ops; static struct cpci_hp_controller generic_hpc; static int __init validate_parameters(void) @@ -139,6 +138,10 @@ static int query_enum(void) return ((value & enum_mask) == enum_mask); } +static struct cpci_hp_controller_ops generic_hpc_ops = { + .query_enum = query_enum, +}; + static int __init cpcihp_generic_init(void) { int status; @@ -165,7 +168,6 @@ static int __init cpcihp_generic_init(void) pci_dev_put(dev); memset(&generic_hpc, 0, sizeof (struct cpci_hp_controller)); - generic_hpc_ops.query_enum = query_enum; generic_hpc.ops = &generic_hpc_ops; status = cpci_hp_register_controller(&generic_hpc); diff --git a/drivers/pci/hotplug/cpcihp_zt5550.c b/drivers/pci/hotplug/cpcihp_zt5550.c index 7ecf34e..effed62 100644 --- a/drivers/pci/hotplug/cpcihp_zt5550.c +++ b/drivers/pci/hotplug/cpcihp_zt5550.c @@ -59,7 +59,6 @@ /* local variables */ static bool debug; static bool poll; -static struct cpci_hp_controller_ops zt5550_hpc_ops; static struct cpci_hp_controller zt5550_hpc; /* Primary cPCI bus bridge device */ @@ -204,6 +203,10 @@ static int zt5550_hc_disable_irq(void) return 0; } +static struct cpci_hp_controller_ops zt5550_hpc_ops = { + .query_enum = zt5550_hc_query_enum, +}; + static int zt5550_hc_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) { int status; @@ -215,16 +218,17 @@ static int zt5550_hc_init_one (struct pci_dev *pdev, const struct pci_device_id dbg("returned from zt5550_hc_config"); memset(&zt5550_hpc, 0, sizeof (struct cpci_hp_controller)); - zt5550_hpc_ops.query_enum = zt5550_hc_query_enum; zt5550_hpc.ops = &zt5550_hpc_ops; if (!poll) { zt5550_hpc.irq = hc_dev->irq; zt5550_hpc.irq_flags = IRQF_SHARED; zt5550_hpc.dev_id = hc_dev; - zt5550_hpc_ops.enable_irq = zt5550_hc_enable_irq; - zt5550_hpc_ops.disable_irq = zt5550_hc_disable_irq; - zt5550_hpc_ops.check_irq = zt5550_hc_check_irq; + pax_open_kernel(); + *(void **)&zt5550_hpc_ops.enable_irq = zt5550_hc_enable_irq; + *(void **)&zt5550_hpc_ops.disable_irq = zt5550_hc_disable_irq; + *(void **)&zt5550_hpc_ops.check_irq = zt5550_hc_check_irq; + pax_open_kernel(); } else { info("using ENUM# polling mode"); } diff --git a/drivers/pci/hotplug/cpqphp_nvram.c b/drivers/pci/hotplug/cpqphp_nvram.c index 1e08ff8c..3cd145f 100644 --- a/drivers/pci/hotplug/cpqphp_nvram.c +++ b/drivers/pci/hotplug/cpqphp_nvram.c @@ -425,8 +425,10 @@ static u32 store_HRT (void __iomem *rom_start) void compaq_nvram_init (void __iomem *rom_start) { +#ifndef CONFIG_PAX_KERNEXEC if (rom_start) compaq_int15_entry_point = (rom_start + ROM_INT15_PHY_ADDR - ROM_PHY_ADDR); +#endif dbg("int15 entry = %p\n", compaq_int15_entry_point); diff --git a/drivers/pci/hotplug/pci_hotplug_core.c b/drivers/pci/hotplug/pci_hotplug_core.c index d1fab97..71d04bf 100644 --- a/drivers/pci/hotplug/pci_hotplug_core.c +++ b/drivers/pci/hotplug/pci_hotplug_core.c @@ -436,8 +436,10 @@ int __pci_hp_register(struct hotplug_slot *slot, struct pci_bus *bus, return -EINVAL; } - slot->ops->owner = owner; - slot->ops->mod_name = mod_name; + pax_open_kernel(); + *(struct module **)&slot->ops->owner = owner; + *(const char **)&slot->ops->mod_name = mod_name; + pax_close_kernel(); mutex_lock(&pci_hp_mutex); /* diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c index 612b21a..9494a5e 100644 --- a/drivers/pci/hotplug/pciehp_core.c +++ b/drivers/pci/hotplug/pciehp_core.c @@ -87,7 +87,7 @@ static int init_slot(struct controller *ctrl) struct slot *slot = ctrl->slot; struct hotplug_slot *hotplug = NULL; struct hotplug_slot_info *info = NULL; - struct hotplug_slot_ops *ops = NULL; + hotplug_slot_ops_no_const *ops = NULL; char name[SLOT_NAME_SIZE]; int retval = -ENOMEM; diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index 4a7da3c..74dbaf1 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -468,8 +468,8 @@ static int populate_msi_sysfs(struct pci_dev *pdev) { struct attribute **msi_attrs; struct attribute *msi_attr; - struct device_attribute *msi_dev_attr; - struct attribute_group *msi_irq_group; + device_attribute_no_const *msi_dev_attr; + attribute_group_no_const *msi_irq_group; const struct attribute_group **msi_irq_groups; struct msi_desc *entry; int ret = -ENOMEM; @@ -528,7 +528,7 @@ error_attrs: count = 0; msi_attr = msi_attrs[count]; while (msi_attr) { - msi_dev_attr = container_of(msi_attr, struct device_attribute, attr); + msi_dev_attr = container_of(msi_attr, device_attribute_no_const, attr); kfree(msi_attr->name); kfree(msi_dev_attr); ++count; @@ -1227,12 +1227,14 @@ static void pci_msi_domain_update_dom_ops(struct msi_domain_info *info) if (ops == NULL) { info->ops = &pci_msi_domain_ops_default; } else { + pax_open_kernel(); if (ops->set_desc == NULL) - ops->set_desc = pci_msi_domain_set_desc; + *(void **)&ops->set_desc = pci_msi_domain_set_desc; if (ops->msi_check == NULL) - ops->msi_check = pci_msi_domain_check_cap; + *(void **)&ops->msi_check = pci_msi_domain_check_cap; if (ops->handle_error == NULL) - ops->handle_error = pci_msi_domain_handle_error; + *(void **)&ops->handle_error = pci_msi_domain_handle_error; + pax_close_kernel(); } } @@ -1241,12 +1243,14 @@ static void pci_msi_domain_update_chip_ops(struct msi_domain_info *info) struct irq_chip *chip = info->chip; BUG_ON(!chip); + pax_open_kernel(); if (!chip->irq_write_msi_msg) - chip->irq_write_msi_msg = pci_msi_domain_write_msg; + *(void **)&chip->irq_write_msi_msg = pci_msi_domain_write_msg; if (!chip->irq_mask) - chip->irq_mask = pci_msi_mask_irq; + *(void **)&chip->irq_mask = pci_msi_mask_irq; if (!chip->irq_unmask) - chip->irq_unmask = pci_msi_unmask_irq; + *(void **)&chip->irq_unmask = pci_msi_unmask_irq; + pax_close_kernel(); } /** diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index 9261868..8b7d036 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -216,7 +216,7 @@ static ssize_t numa_node_store(struct device *dev, if (ret) return ret; - if (node >= MAX_NUMNODES || !node_online(node)) + if (node < 0 || node >= MAX_NUMNODES || !node_online(node)) return -EINVAL; add_taint(TAINT_FIRMWARE_WORKAROUND, LOCKDEP_STILL_OK); @@ -1140,7 +1140,7 @@ static int pci_create_attr(struct pci_dev *pdev, int num, int write_combine) { /* allocate attribute structure, piggyback attribute name */ int name_len = write_combine ? 13 : 10; - struct bin_attribute *res_attr; + bin_attribute_no_const *res_attr; int retval; res_attr = kzalloc(sizeof(*res_attr) + name_len, GFP_ATOMIC); @@ -1317,7 +1317,7 @@ static struct device_attribute reset_attr = __ATTR(reset, 0200, NULL, reset_stor static int pci_create_capabilities_sysfs(struct pci_dev *dev) { int retval; - struct bin_attribute *attr; + bin_attribute_no_const *attr; /* If the device has VPD, try to expose it in sysfs. */ if (dev->vpd) { @@ -1364,7 +1364,7 @@ int __must_check pci_create_sysfs_dev_files(struct pci_dev *pdev) { int retval; int rom_size = 0; - struct bin_attribute *attr; + bin_attribute_no_const *attr; if (!sysfs_initialized) return -EACCES; diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index 24ba9dc..d2711f9 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -101,7 +101,7 @@ struct pci_vpd_ops { struct pci_vpd { unsigned int len; const struct pci_vpd_ops *ops; - struct bin_attribute *attr; /* descriptor for sysfs VPD entry */ + bin_attribute_no_const *attr; /* descriptor for sysfs VPD entry */ }; int pci_vpd_pci22_init(struct pci_dev *dev); diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c index 317e355..21f7b91 100644 --- a/drivers/pci/pcie/aspm.c +++ b/drivers/pci/pcie/aspm.c @@ -27,9 +27,9 @@ #define MODULE_PARAM_PREFIX "pcie_aspm." /* Note: those are not register definitions */ -#define ASPM_STATE_L0S_UP (1) /* Upstream direction L0s state */ -#define ASPM_STATE_L0S_DW (2) /* Downstream direction L0s state */ -#define ASPM_STATE_L1 (4) /* L1 state */ +#define ASPM_STATE_L0S_UP (1U) /* Upstream direction L0s state */ +#define ASPM_STATE_L0S_DW (2U) /* Downstream direction L0s state */ +#define ASPM_STATE_L1 (4U) /* L1 state */ #define ASPM_STATE_L0S (ASPM_STATE_L0S_UP | ASPM_STATE_L0S_DW) #define ASPM_STATE_ALL (ASPM_STATE_L0S | ASPM_STATE_L1) diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c index be35da2..ec16cdb 100644 --- a/drivers/pci/pcie/portdrv_pci.c +++ b/drivers/pci/pcie/portdrv_pci.c @@ -324,7 +324,7 @@ static int __init dmi_pcie_pme_disable_msi(const struct dmi_system_id *d) return 0; } -static struct dmi_system_id __initdata pcie_portdrv_dmi_table[] = { +static const struct dmi_system_id __initconst pcie_portdrv_dmi_table[] = { /* * Boxes that should not use MSI for PCIe PME signaling. */ diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index 8361d27..d81f096 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -176,7 +176,7 @@ int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type, u16 orig_cmd; struct pci_bus_region region, inverted_region; - mask = type ? PCI_ROM_ADDRESS_MASK : ~0; + mask = type ? (u32)PCI_ROM_ADDRESS_MASK : ~0; /* No printks while decoding is disabled! */ if (!dev->mmio_always_on) { diff --git a/drivers/pci/proc.c b/drivers/pci/proc.c index 3f155e7..0f4b1f0 100644 --- a/drivers/pci/proc.c +++ b/drivers/pci/proc.c @@ -434,7 +434,16 @@ static const struct file_operations proc_bus_pci_dev_operations = { static int __init pci_proc_init(void) { struct pci_dev *dev = NULL; + +#ifdef CONFIG_GRKERNSEC_PROC_ADD +#ifdef CONFIG_GRKERNSEC_PROC_USER + proc_bus_pci_dir = proc_mkdir_mode("bus/pci", S_IRUSR | S_IXUSR, NULL); +#elif defined(CONFIG_GRKERNSEC_PROC_USERGROUP) + proc_bus_pci_dir = proc_mkdir_mode("bus/pci", S_IRUSR | S_IXUSR | S_IRGRP | S_IXGRP, NULL); +#endif +#else proc_bus_pci_dir = proc_mkdir("bus/pci", NULL); +#endif proc_create("devices", 0, proc_bus_pci_dir, &proc_bus_pci_dev_operations); proc_initialized = 1; diff --git a/drivers/pinctrl/nomadik/pinctrl-nomadik.c b/drivers/pinctrl/nomadik/pinctrl-nomadik.c index 96cf039..ad82396 100644 --- a/drivers/pinctrl/nomadik/pinctrl-nomadik.c +++ b/drivers/pinctrl/nomadik/pinctrl-nomadik.c @@ -1230,7 +1230,7 @@ static int nmk_gpio_probe(struct platform_device *dev) struct device_node *np = dev->dev.of_node; struct nmk_gpio_chip *nmk_chip; struct gpio_chip *chip; - struct irq_chip *irqchip; + irq_chip_no_const *irqchip; int latent_irq; bool supports_sleepmode; int irq; diff --git a/drivers/pinctrl/pinctrl-at91.c b/drivers/pinctrl/pinctrl-at91.c index b0fde0f..70d6a7b 100644 --- a/drivers/pinctrl/pinctrl-at91.c +++ b/drivers/pinctrl/pinctrl-at91.c @@ -24,6 +24,7 @@ #include <linux/pinctrl/pinmux.h> /* Since we request GPIOs from ourself */ #include <linux/pinctrl/consumer.h> +#include <asm/pgtable.h> #include "pinctrl-at91.h" #include "core.h" @@ -1632,7 +1633,9 @@ static int at91_gpio_of_irq_setup(struct platform_device *pdev, at91_gpio->pioc_hwirq = irqd_to_hwirq(d); /* Setup proper .irq_set_type function */ - gpio_irqchip.irq_set_type = at91_gpio->ops->irq_type; + pax_open_kernel(); + *(void **)&gpio_irqchip.irq_set_type = at91_gpio->ops->irq_type; + pax_close_kernel(); /* Disable irqs of this PIO controller */ writel_relaxed(~0, at91_gpio->regbase + PIO_IDR); diff --git a/drivers/platform/chrome/chromeos_pstore.c b/drivers/platform/chrome/chromeos_pstore.c index 3474920..acc9581 100644 --- a/drivers/platform/chrome/chromeos_pstore.c +++ b/drivers/platform/chrome/chromeos_pstore.c @@ -13,7 +13,7 @@ #include <linux/platform_device.h> #include <linux/pstore_ram.h> -static struct dmi_system_id chromeos_pstore_dmi_table[] __initdata = { +static const struct dmi_system_id chromeos_pstore_dmi_table[] __initconst = { { /* * Today all Chromebooks/boxes ship with Google_* as version and diff --git a/drivers/platform/x86/alienware-wmi.c b/drivers/platform/x86/alienware-wmi.c index 1e1e594..8fe59c5 100644 --- a/drivers/platform/x86/alienware-wmi.c +++ b/drivers/platform/x86/alienware-wmi.c @@ -150,7 +150,7 @@ struct wmax_led_args { } __packed; static struct platform_device *platform_device; -static struct device_attribute *zone_dev_attrs; +static device_attribute_no_const *zone_dev_attrs; static struct attribute **zone_attrs; static struct platform_zone *zone_data; @@ -160,7 +160,7 @@ static struct platform_driver platform_driver = { } }; -static struct attribute_group zone_attribute_group = { +static attribute_group_no_const zone_attribute_group = { .name = "rgb_zones", }; diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c index efbc3f0..18ae682 100644 --- a/drivers/platform/x86/asus-wmi.c +++ b/drivers/platform/x86/asus-wmi.c @@ -1868,6 +1868,10 @@ static int show_dsts(struct seq_file *m, void *data) int err; u32 retval = -1; +#ifdef CONFIG_GRKERNSEC_KMEM + return -EPERM; +#endif + err = asus_wmi_get_devstate(asus, asus->debug.dev_id, &retval); if (err < 0) @@ -1884,6 +1888,10 @@ static int show_devs(struct seq_file *m, void *data) int err; u32 retval = -1; +#ifdef CONFIG_GRKERNSEC_KMEM + return -EPERM; +#endif + err = asus_wmi_set_devstate(asus->debug.dev_id, asus->debug.ctrl_param, &retval); @@ -1908,6 +1916,10 @@ static int show_call(struct seq_file *m, void *data) union acpi_object *obj; acpi_status status; +#ifdef CONFIG_GRKERNSEC_KMEM + return -EPERM; +#endif + status = wmi_evaluate_method(ASUS_WMI_MGMT_GUID, 1, asus->debug.method_id, &input, &output); diff --git a/drivers/platform/x86/compal-laptop.c b/drivers/platform/x86/compal-laptop.c index f2706d2..850edfa4 100644 --- a/drivers/platform/x86/compal-laptop.c +++ b/drivers/platform/x86/compal-laptop.c @@ -765,7 +765,7 @@ static int dmi_check_cb_extra(const struct dmi_system_id *id) return 1; } -static struct dmi_system_id __initdata compal_dmi_table[] = { +static const struct dmi_system_id __initconst compal_dmi_table[] = { { .ident = "FL90/IFL90", .matches = { diff --git a/drivers/platform/x86/hdaps.c b/drivers/platform/x86/hdaps.c index 458e6c9..089aee7 100644 --- a/drivers/platform/x86/hdaps.c +++ b/drivers/platform/x86/hdaps.c @@ -514,7 +514,7 @@ static int __init hdaps_dmi_match_invert(const struct dmi_system_id *id) "ThinkPad T42p", so the order of the entries matters. If your ThinkPad is not recognized, please update to latest BIOS. This is especially the case for some R52 ThinkPads. */ -static struct dmi_system_id __initdata hdaps_whitelist[] = { +static const struct dmi_system_id __initconst hdaps_whitelist[] = { HDAPS_DMI_MATCH_INVERT("IBM", "ThinkPad R50p", HDAPS_BOTH_AXES), HDAPS_DMI_MATCH_NORMAL("IBM", "ThinkPad R50"), HDAPS_DMI_MATCH_NORMAL("IBM", "ThinkPad R51"), diff --git a/drivers/platform/x86/ibm_rtl.c b/drivers/platform/x86/ibm_rtl.c index 97c2be1..2ee50ce 100644 --- a/drivers/platform/x86/ibm_rtl.c +++ b/drivers/platform/x86/ibm_rtl.c @@ -227,7 +227,7 @@ static void rtl_teardown_sysfs(void) { } -static struct dmi_system_id __initdata ibm_rtl_dmi_table[] = { +static const struct dmi_system_id __initconst ibm_rtl_dmi_table[] = { { \ .matches = { \ DMI_MATCH(DMI_SYS_VENDOR, "IBM"), \ diff --git a/drivers/platform/x86/intel_oaktrail.c b/drivers/platform/x86/intel_oaktrail.c index 6aa33c4..cfb5425 100644 --- a/drivers/platform/x86/intel_oaktrail.c +++ b/drivers/platform/x86/intel_oaktrail.c @@ -299,7 +299,7 @@ static int dmi_check_cb(const struct dmi_system_id *id) return 0; } -static struct dmi_system_id __initdata oaktrail_dmi_table[] = { +static const struct dmi_system_id __initconst oaktrail_dmi_table[] = { { .ident = "OakTrail platform", .matches = { diff --git a/drivers/platform/x86/msi-laptop.c b/drivers/platform/x86/msi-laptop.c index 4231770..10a6caf 100644 --- a/drivers/platform/x86/msi-laptop.c +++ b/drivers/platform/x86/msi-laptop.c @@ -605,7 +605,7 @@ static int dmi_check_cb(const struct dmi_system_id *dmi) return 1; } -static struct dmi_system_id __initdata msi_dmi_table[] = { +static const struct dmi_system_id __initconst msi_dmi_table[] = { { .ident = "MSI S270", .matches = { @@ -1000,12 +1000,14 @@ static int __init load_scm_model_init(struct platform_device *sdev) if (!quirks->ec_read_only) { /* allow userland write sysfs file */ - dev_attr_bluetooth.store = store_bluetooth; - dev_attr_wlan.store = store_wlan; - dev_attr_threeg.store = store_threeg; - dev_attr_bluetooth.attr.mode |= S_IWUSR; - dev_attr_wlan.attr.mode |= S_IWUSR; - dev_attr_threeg.attr.mode |= S_IWUSR; + pax_open_kernel(); + *(void **)&dev_attr_bluetooth.store = store_bluetooth; + *(void **)&dev_attr_wlan.store = store_wlan; + *(void **)&dev_attr_threeg.store = store_threeg; + *(umode_t *)&dev_attr_bluetooth.attr.mode |= S_IWUSR; + *(umode_t *)&dev_attr_wlan.attr.mode |= S_IWUSR; + *(umode_t *)&dev_attr_threeg.attr.mode |= S_IWUSR; + pax_close_kernel(); } /* disable hardware control by fn key */ diff --git a/drivers/platform/x86/msi-wmi.c b/drivers/platform/x86/msi-wmi.c index 978e6d6..1f0b37d 100644 --- a/drivers/platform/x86/msi-wmi.c +++ b/drivers/platform/x86/msi-wmi.c @@ -184,7 +184,7 @@ static const struct backlight_ops msi_backlight_ops = { static void msi_wmi_notify(u32 value, void *context) { struct acpi_buffer response = { ACPI_ALLOCATE_BUFFER, NULL }; - static struct key_entry *key; + struct key_entry *key; union acpi_object *obj; acpi_status status; diff --git a/drivers/platform/x86/samsung-laptop.c b/drivers/platform/x86/samsung-laptop.c index 8c146e2..356c62e 100644 --- a/drivers/platform/x86/samsung-laptop.c +++ b/drivers/platform/x86/samsung-laptop.c @@ -1567,7 +1567,7 @@ static int __init samsung_dmi_matched(const struct dmi_system_id *d) return 0; } -static struct dmi_system_id __initdata samsung_dmi_table[] = { +static const struct dmi_system_id __initconst samsung_dmi_table[] = { { .matches = { DMI_MATCH(DMI_SYS_VENDOR, diff --git a/drivers/platform/x86/samsung-q10.c b/drivers/platform/x86/samsung-q10.c index e6aac72..e11ff24 100644 --- a/drivers/platform/x86/samsung-q10.c +++ b/drivers/platform/x86/samsung-q10.c @@ -95,7 +95,7 @@ static int __init dmi_check_callback(const struct dmi_system_id *id) return 1; } -static struct dmi_system_id __initdata samsungq10_dmi_table[] = { +static const struct dmi_system_id __initconst samsungq10_dmi_table[] = { { .ident = "Samsung Q10", .matches = { diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c index aeb80d1..3eb376b 100644 --- a/drivers/platform/x86/sony-laptop.c +++ b/drivers/platform/x86/sony-laptop.c @@ -2527,7 +2527,7 @@ static void sony_nc_gfx_switch_cleanup(struct platform_device *pd) } /* High speed charging function */ -static struct device_attribute *hsc_handle; +static device_attribute_no_const *hsc_handle; static ssize_t sony_nc_highspeed_charging_store(struct device *dev, struct device_attribute *attr, @@ -2601,7 +2601,7 @@ static void sony_nc_highspeed_charging_cleanup(struct platform_device *pd) } /* low battery function */ -static struct device_attribute *lowbatt_handle; +static device_attribute_no_const *lowbatt_handle; static ssize_t sony_nc_lowbatt_store(struct device *dev, struct device_attribute *attr, @@ -2667,7 +2667,7 @@ static void sony_nc_lowbatt_cleanup(struct platform_device *pd) } /* fan speed function */ -static struct device_attribute *fan_handle, *hsf_handle; +static device_attribute_no_const *fan_handle, *hsf_handle; static ssize_t sony_nc_hsfan_store(struct device *dev, struct device_attribute *attr, @@ -2774,7 +2774,7 @@ static void sony_nc_fanspeed_cleanup(struct platform_device *pd) } /* USB charge function */ -static struct device_attribute *uc_handle; +static device_attribute_no_const *uc_handle; static ssize_t sony_nc_usb_charge_store(struct device *dev, struct device_attribute *attr, @@ -2848,7 +2848,7 @@ static void sony_nc_usb_charge_cleanup(struct platform_device *pd) } /* Panel ID function */ -static struct device_attribute *panel_handle; +static device_attribute_no_const *panel_handle; static ssize_t sony_nc_panelid_show(struct device *dev, struct device_attribute *attr, char *buffer) @@ -2895,7 +2895,7 @@ static void sony_nc_panelid_cleanup(struct platform_device *pd) } /* smart connect function */ -static struct device_attribute *sc_handle; +static device_attribute_no_const *sc_handle; static ssize_t sony_nc_smart_conn_store(struct device *dev, struct device_attribute *attr, @@ -4851,7 +4851,7 @@ static struct acpi_driver sony_pic_driver = { .drv.pm = &sony_pic_pm, }; -static struct dmi_system_id __initdata sonypi_dmi_table[] = { +static const struct dmi_system_id __initconst sonypi_dmi_table[] = { { .ident = "Sony Vaio", .matches = { diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c index 131dd74..d7deb43 100644 --- a/drivers/platform/x86/thinkpad_acpi.c +++ b/drivers/platform/x86/thinkpad_acpi.c @@ -2460,10 +2460,10 @@ static void hotkey_compare_and_issue_event(struct tp_nvram_state *oldn, && !tp_features.bright_unkfw) TPACPI_MAY_SEND_KEY(TP_ACPI_HOTKEYSCAN_FNHOME); } +} #undef TPACPI_COMPARE_KEY #undef TPACPI_MAY_SEND_KEY -} /* * Polling driver diff --git a/drivers/pnp/pnpbios/bioscalls.c b/drivers/pnp/pnpbios/bioscalls.c index 438d4c7..ca8a2fb 100644 --- a/drivers/pnp/pnpbios/bioscalls.c +++ b/drivers/pnp/pnpbios/bioscalls.c @@ -59,7 +59,7 @@ do { \ set_desc_limit(&gdt[(selname) >> 3], (size) - 1); \ } while(0) -static struct desc_struct bad_bios_desc = GDT_ENTRY_INIT(0x4092, +static const struct desc_struct bad_bios_desc = GDT_ENTRY_INIT(0x4093, (unsigned long)__va(0x400UL), PAGE_SIZE - 0x400 - 1); /* @@ -96,7 +96,10 @@ static inline u16 call_pnp_bios(u16 func, u16 arg1, u16 arg2, u16 arg3, cpu = get_cpu(); save_desc_40 = get_cpu_gdt_table(cpu)[0x40 / 8]; + + pax_open_kernel(); get_cpu_gdt_table(cpu)[0x40 / 8] = bad_bios_desc; + pax_close_kernel(); /* On some boxes IRQ's during PnP BIOS calls are deadly. */ spin_lock_irqsave(&pnp_bios_lock, flags); @@ -134,7 +137,10 @@ static inline u16 call_pnp_bios(u16 func, u16 arg1, u16 arg2, u16 arg3, :"memory"); spin_unlock_irqrestore(&pnp_bios_lock, flags); + pax_open_kernel(); get_cpu_gdt_table(cpu)[0x40 / 8] = save_desc_40; + pax_close_kernel(); + put_cpu(); /* If we get here and this is set then the PnP BIOS faulted on us. */ @@ -468,7 +474,7 @@ int pnp_bios_read_escd(char *data, u32 nvram_base) return status; } -void pnpbios_calls_init(union pnp_bios_install_struct *header) +void __init pnpbios_calls_init(union pnp_bios_install_struct *header) { int i; @@ -476,6 +482,8 @@ void pnpbios_calls_init(union pnp_bios_install_struct *header) pnp_bios_callpoint.offset = header->fields.pm16offset; pnp_bios_callpoint.segment = PNP_CS16; + pax_open_kernel(); + for_each_possible_cpu(i) { struct desc_struct *gdt = get_cpu_gdt_table(i); if (!gdt) @@ -487,4 +495,6 @@ void pnpbios_calls_init(union pnp_bios_install_struct *header) set_desc_base(&gdt[GDT_ENTRY_PNPBIOS_DS], (unsigned long)__va(header->fields.pm16dseg)); } + + pax_close_kernel(); } diff --git a/drivers/pnp/pnpbios/core.c b/drivers/pnp/pnpbios/core.c index facd43b..b291260 100644 --- a/drivers/pnp/pnpbios/core.c +++ b/drivers/pnp/pnpbios/core.c @@ -494,7 +494,7 @@ static int __init exploding_pnp_bios(const struct dmi_system_id *d) return 0; } -static struct dmi_system_id pnpbios_dmi_table[] __initdata = { +static const struct dmi_system_id pnpbios_dmi_table[] __initconst = { { /* PnPBIOS GPF on boot */ .callback = exploding_pnp_bios, .ident = "Higraded P14H", diff --git a/drivers/power/pda_power.c b/drivers/power/pda_power.c index dfe1ee8..67e820c 100644 --- a/drivers/power/pda_power.c +++ b/drivers/power/pda_power.c @@ -38,7 +38,11 @@ static struct power_supply *pda_psy_ac, *pda_psy_usb; #if IS_ENABLED(CONFIG_USB_PHY) static struct usb_phy *transceiver; -static struct notifier_block otg_nb; +static int otg_handle_notification(struct notifier_block *nb, + unsigned long event, void *unused); +static struct notifier_block otg_nb = { + .notifier_call = otg_handle_notification +}; #endif static struct regulator *ac_draw; @@ -373,7 +377,6 @@ static int pda_power_probe(struct platform_device *pdev) #if IS_ENABLED(CONFIG_USB_PHY) if (!IS_ERR_OR_NULL(transceiver) && pdata->use_otg_notifier) { - otg_nb.notifier_call = otg_handle_notification; ret = usb_register_notifier(transceiver, &otg_nb); if (ret) { dev_err(dev, "failure to register otg notifier\n"); diff --git a/drivers/power/power_supply.h b/drivers/power/power_supply.h index cc439fd..8fa30df 100644 --- a/drivers/power/power_supply.h +++ b/drivers/power/power_supply.h @@ -16,12 +16,12 @@ struct power_supply; #ifdef CONFIG_SYSFS -extern void power_supply_init_attrs(struct device_type *dev_type); +extern void power_supply_init_attrs(void); extern int power_supply_uevent(struct device *dev, struct kobj_uevent_env *env); #else -static inline void power_supply_init_attrs(struct device_type *dev_type) {} +static inline void power_supply_init_attrs(void) {} #define power_supply_uevent NULL #endif /* CONFIG_SYSFS */ diff --git a/drivers/power/power_supply_core.c b/drivers/power/power_supply_core.c index 456987c..45396a3 100644 --- a/drivers/power/power_supply_core.c +++ b/drivers/power/power_supply_core.c @@ -28,7 +28,10 @@ EXPORT_SYMBOL_GPL(power_supply_class); ATOMIC_NOTIFIER_HEAD(power_supply_notifier); EXPORT_SYMBOL_GPL(power_supply_notifier); -static struct device_type power_supply_dev_type; +extern const struct attribute_group *power_supply_attr_groups[]; +static struct device_type power_supply_dev_type = { + .groups = power_supply_attr_groups, +}; #define POWER_SUPPLY_DEFERRED_REGISTER_TIME msecs_to_jiffies(10) @@ -960,7 +963,7 @@ static int __init power_supply_class_init(void) return PTR_ERR(power_supply_class); power_supply_class->dev_uevent = power_supply_uevent; - power_supply_init_attrs(&power_supply_dev_type); + power_supply_init_attrs(); return 0; } diff --git a/drivers/power/power_supply_sysfs.c b/drivers/power/power_supply_sysfs.c index ed2d7fd..266b28f 100644 --- a/drivers/power/power_supply_sysfs.c +++ b/drivers/power/power_supply_sysfs.c @@ -238,17 +238,15 @@ static struct attribute_group power_supply_attr_group = { .is_visible = power_supply_attr_is_visible, }; -static const struct attribute_group *power_supply_attr_groups[] = { +const struct attribute_group *power_supply_attr_groups[] = { &power_supply_attr_group, NULL, }; -void power_supply_init_attrs(struct device_type *dev_type) +void power_supply_init_attrs(void) { int i; - dev_type->groups = power_supply_attr_groups; - for (i = 0; i < ARRAY_SIZE(power_supply_attrs); i++) __power_supply_attrs[i] = &power_supply_attrs[i].attr; } diff --git a/drivers/power/reset/at91-reset.c b/drivers/power/reset/at91-reset.c index c378d4e..f7946c3 100644 --- a/drivers/power/reset/at91-reset.c +++ b/drivers/power/reset/at91-reset.c @@ -16,6 +16,7 @@ #include <linux/of_address.h> #include <linux/platform_device.h> #include <linux/reboot.h> +#include <asm/pgtable.h> #include <soc/at91/at91sam9_ddrsdr.h> #include <soc/at91/at91sam9_sdramc.h> @@ -203,7 +204,9 @@ static int at91_reset_of_probe(struct platform_device *pdev) } match = of_match_node(at91_reset_of_match, pdev->dev.of_node); - at91_restart_nb.notifier_call = match->data; + pax_open_kernel(); + *(void **)&at91_restart_nb.notifier_call = match->data; + pax_close_kernel(); return register_restart_handler(&at91_restart_nb); } @@ -231,9 +234,11 @@ static int at91_reset_platform_probe(struct platform_device *pdev) } match = platform_get_device_id(pdev); - at91_restart_nb.notifier_call = + pax_open_kernel(); + *(void **)&at91_restart_nb.notifier_call = (int (*)(struct notifier_block *, unsigned long, void *)) match->driver_data; + pax_close_kernel(); return register_restart_handler(&at91_restart_nb); } diff --git a/drivers/powercap/powercap_sys.c b/drivers/powercap/powercap_sys.c index 84419af..268ede8 100644 --- a/drivers/powercap/powercap_sys.c +++ b/drivers/powercap/powercap_sys.c @@ -154,8 +154,77 @@ struct powercap_constraint_attr { struct device_attribute name_attr; }; +static ssize_t show_constraint_name(struct device *dev, + struct device_attribute *dev_attr, + char *buf); + static struct powercap_constraint_attr - constraint_attrs[MAX_CONSTRAINTS_PER_ZONE]; + constraint_attrs[MAX_CONSTRAINTS_PER_ZONE] = { + [0 ... MAX_CONSTRAINTS_PER_ZONE - 1] = { + .power_limit_attr = { + .attr = { + .name = NULL, + .mode = S_IWUSR | S_IRUGO + }, + .show = show_constraint_power_limit_uw, + .store = store_constraint_power_limit_uw + }, + + .time_window_attr = { + .attr = { + .name = NULL, + .mode = S_IWUSR | S_IRUGO + }, + .show = show_constraint_time_window_us, + .store = store_constraint_time_window_us + }, + + .max_power_attr = { + .attr = { + .name = NULL, + .mode = S_IRUGO + }, + .show = show_constraint_max_power_uw, + .store = NULL + }, + + .min_power_attr = { + .attr = { + .name = NULL, + .mode = S_IRUGO + }, + .show = show_constraint_min_power_uw, + .store = NULL + }, + + .max_time_window_attr = { + .attr = { + .name = NULL, + .mode = S_IRUGO + }, + .show = show_constraint_max_time_window_us, + .store = NULL + }, + + .min_time_window_attr = { + .attr = { + .name = NULL, + .mode = S_IRUGO + }, + .show = show_constraint_min_time_window_us, + .store = NULL + }, + + .name_attr = { + .attr = { + .name = NULL, + .mode = S_IRUGO + }, + .show = show_constraint_name, + .store = NULL + } + } +}; /* A list of powercap control_types */ static LIST_HEAD(powercap_cntrl_list); @@ -193,23 +262,16 @@ static ssize_t show_constraint_name(struct device *dev, } static int create_constraint_attribute(int id, const char *name, - int mode, - struct device_attribute *dev_attr, - ssize_t (*show)(struct device *, - struct device_attribute *, char *), - ssize_t (*store)(struct device *, - struct device_attribute *, - const char *, size_t) - ) + struct device_attribute *dev_attr) { + name = kasprintf(GFP_KERNEL, "constraint_%d_%s", id, name); - dev_attr->attr.name = kasprintf(GFP_KERNEL, "constraint_%d_%s", - id, name); - if (!dev_attr->attr.name) + if (!name) return -ENOMEM; - dev_attr->attr.mode = mode; - dev_attr->show = show; - dev_attr->store = store; + + pax_open_kernel(); + *(const char **)&dev_attr->attr.name = name; + pax_close_kernel(); return 0; } @@ -236,49 +298,31 @@ static int seed_constraint_attributes(void) for (i = 0; i < MAX_CONSTRAINTS_PER_ZONE; ++i) { ret = create_constraint_attribute(i, "power_limit_uw", - S_IWUSR | S_IRUGO, - &constraint_attrs[i].power_limit_attr, - show_constraint_power_limit_uw, - store_constraint_power_limit_uw); + &constraint_attrs[i].power_limit_attr); if (ret) goto err_alloc; ret = create_constraint_attribute(i, "time_window_us", - S_IWUSR | S_IRUGO, - &constraint_attrs[i].time_window_attr, - show_constraint_time_window_us, - store_constraint_time_window_us); + &constraint_attrs[i].time_window_attr); if (ret) goto err_alloc; - ret = create_constraint_attribute(i, "name", S_IRUGO, - &constraint_attrs[i].name_attr, - show_constraint_name, - NULL); + ret = create_constraint_attribute(i, "name", + &constraint_attrs[i].name_attr); if (ret) goto err_alloc; - ret = create_constraint_attribute(i, "max_power_uw", S_IRUGO, - &constraint_attrs[i].max_power_attr, - show_constraint_max_power_uw, - NULL); + ret = create_constraint_attribute(i, "max_power_uw", + &constraint_attrs[i].max_power_attr); if (ret) goto err_alloc; - ret = create_constraint_attribute(i, "min_power_uw", S_IRUGO, - &constraint_attrs[i].min_power_attr, - show_constraint_min_power_uw, - NULL); + ret = create_constraint_attribute(i, "min_power_uw", + &constraint_attrs[i].min_power_attr); if (ret) goto err_alloc; ret = create_constraint_attribute(i, "max_time_window_us", - S_IRUGO, - &constraint_attrs[i].max_time_window_attr, - show_constraint_max_time_window_us, - NULL); + &constraint_attrs[i].max_time_window_attr); if (ret) goto err_alloc; ret = create_constraint_attribute(i, "min_time_window_us", - S_IRUGO, - &constraint_attrs[i].min_time_window_attr, - show_constraint_min_time_window_us, - NULL); + &constraint_attrs[i].min_time_window_attr); if (ret) goto err_alloc; @@ -378,10 +422,12 @@ static void create_power_zone_common_attributes( power_zone->zone_dev_attrs[count++] = &dev_attr_max_energy_range_uj.attr; if (power_zone->ops->get_energy_uj) { + pax_open_kernel(); if (power_zone->ops->reset_energy_uj) - dev_attr_energy_uj.attr.mode = S_IWUSR | S_IRUGO; + *(umode_t *)&dev_attr_energy_uj.attr.mode = S_IWUSR | S_IRUGO; else - dev_attr_energy_uj.attr.mode = S_IRUGO; + *(umode_t *)&dev_attr_energy_uj.attr.mode = S_IRUGO; + pax_close_kernel(); power_zone->zone_dev_attrs[count++] = &dev_attr_energy_uj.attr; } diff --git a/drivers/ptp/ptp_private.h b/drivers/ptp/ptp_private.h index 9c5d414..c7900ce 100644 --- a/drivers/ptp/ptp_private.h +++ b/drivers/ptp/ptp_private.h @@ -51,7 +51,7 @@ struct ptp_clock { struct mutex pincfg_mux; /* protect concurrent info->pin_config access */ wait_queue_head_t tsev_wq; int defunct; /* tells readers to go away when clock is being removed */ - struct device_attribute *pin_dev_attr; + device_attribute_no_const *pin_dev_attr; struct attribute **pin_attr; struct attribute_group pin_attr_group; }; diff --git a/drivers/ptp/ptp_sysfs.c b/drivers/ptp/ptp_sysfs.c index 302e626..12579af 100644 --- a/drivers/ptp/ptp_sysfs.c +++ b/drivers/ptp/ptp_sysfs.c @@ -280,7 +280,7 @@ static int ptp_populate_pins(struct ptp_clock *ptp) goto no_pin_attr; for (i = 0; i < n_pins; i++) { - struct device_attribute *da = &ptp->pin_dev_attr[i]; + device_attribute_no_const *da = &ptp->pin_dev_attr[i]; sysfs_attr_init(&da->attr); da->attr.name = info->pin_config[i].name; da->attr.mode = 0644; diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index 8a34f6a..e4b3e44 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -3681,7 +3681,7 @@ regulator_register(const struct regulator_desc *regulator_desc, const struct regulation_constraints *constraints = NULL; const struct regulator_init_data *init_data; struct regulator_config *config = NULL; - static atomic_t regulator_no = ATOMIC_INIT(-1); + static atomic_unchecked_t regulator_no = ATOMIC_INIT(-1); struct regulator_dev *rdev; struct device *dev; int ret, i; @@ -3764,7 +3764,7 @@ regulator_register(const struct regulator_desc *regulator_desc, rdev->dev.class = ®ulator_class; rdev->dev.parent = dev; dev_set_name(&rdev->dev, "regulator.%lu", - (unsigned long) atomic_inc_return(®ulator_no)); + (unsigned long) atomic_inc_return_unchecked(®ulator_no)); ret = device_register(&rdev->dev); if (ret != 0) { put_device(&rdev->dev); diff --git a/drivers/regulator/max8660.c b/drivers/regulator/max8660.c index b87f62d..345b9a1 100644 --- a/drivers/regulator/max8660.c +++ b/drivers/regulator/max8660.c @@ -423,8 +423,10 @@ static int max8660_probe(struct i2c_client *client, max8660->shadow_regs[MAX8660_OVER1] = 5; } else { /* Otherwise devices can be toggled via software */ - max8660_dcdc_ops.enable = max8660_dcdc_enable; - max8660_dcdc_ops.disable = max8660_dcdc_disable; + pax_open_kernel(); + *(void **)&max8660_dcdc_ops.enable = max8660_dcdc_enable; + *(void **)&max8660_dcdc_ops.disable = max8660_dcdc_disable; + pax_close_kernel(); } /* diff --git a/drivers/regulator/max8973-regulator.c b/drivers/regulator/max8973-regulator.c index 5b75b7c..142c226 100644 --- a/drivers/regulator/max8973-regulator.c +++ b/drivers/regulator/max8973-regulator.c @@ -658,9 +658,11 @@ static int max8973_probe(struct i2c_client *client, if (!pdata->enable_ext_control) { max->desc.enable_reg = MAX8973_VOUT; max->desc.enable_mask = MAX8973_VOUT_ENABLE; - max->ops.enable = regulator_enable_regmap; - max->ops.disable = regulator_disable_regmap; - max->ops.is_enabled = regulator_is_enabled_regmap; + pax_open_kernel(); + *(void **)&max->ops.enable = regulator_enable_regmap; + *(void **)&max->ops.disable = regulator_disable_regmap; + *(void **)&max->ops.is_enabled = regulator_is_enabled_regmap; + pax_close_kernel(); break; } @@ -688,9 +690,11 @@ static int max8973_probe(struct i2c_client *client, max->desc.enable_reg = MAX8973_VOUT; max->desc.enable_mask = MAX8973_VOUT_ENABLE; - max->ops.enable = regulator_enable_regmap; - max->ops.disable = regulator_disable_regmap; - max->ops.is_enabled = regulator_is_enabled_regmap; + pax_open_kernel(); + *(void **)&max->ops.enable = regulator_enable_regmap; + *(void **)&max->ops.disable = regulator_disable_regmap; + *(void **)&max->ops.is_enabled = regulator_is_enabled_regmap; + pax_close_kernel(); max->ops.set_current_limit = max8973_set_current_limit; max->ops.get_current_limit = max8973_get_current_limit; break; diff --git a/drivers/regulator/mc13892-regulator.c b/drivers/regulator/mc13892-regulator.c index 0d17c92..a29f627 100644 --- a/drivers/regulator/mc13892-regulator.c +++ b/drivers/regulator/mc13892-regulator.c @@ -584,10 +584,12 @@ static int mc13892_regulator_probe(struct platform_device *pdev) mc13xxx_unlock(mc13892); /* update mc13892_vcam ops */ - memcpy(&mc13892_vcam_ops, mc13892_regulators[MC13892_VCAM].desc.ops, + pax_open_kernel(); + memcpy((void *)&mc13892_vcam_ops, mc13892_regulators[MC13892_VCAM].desc.ops, sizeof(struct regulator_ops)); - mc13892_vcam_ops.set_mode = mc13892_vcam_set_mode, - mc13892_vcam_ops.get_mode = mc13892_vcam_get_mode, + *(void **)&mc13892_vcam_ops.set_mode = mc13892_vcam_set_mode, + *(void **)&mc13892_vcam_ops.get_mode = mc13892_vcam_get_mode, + pax_close_kernel(); mc13892_regulators[MC13892_VCAM].desc.ops = &mc13892_vcam_ops; mc13xxx_data = mc13xxx_parse_regulators_dt(pdev, mc13892_regulators, diff --git a/drivers/rtc/rtc-armada38x.c b/drivers/rtc/rtc-armada38x.c index 9a3f2a6..604f463 100644 --- a/drivers/rtc/rtc-armada38x.c +++ b/drivers/rtc/rtc-armada38x.c @@ -18,6 +18,7 @@ #include <linux/of.h> #include <linux/platform_device.h> #include <linux/rtc.h> +#include <asm/pgtable.h> #define RTC_STATUS 0x0 #define RTC_STATUS_ALARM1 BIT(0) @@ -246,8 +247,10 @@ static __init int armada38x_rtc_probe(struct platform_device *pdev) * If there is no interrupt available then we can't * use the alarm */ - armada38x_rtc_ops.set_alarm = NULL; - armada38x_rtc_ops.alarm_irq_enable = NULL; + pax_open_kernel(); + *(void **)&armada38x_rtc_ops.set_alarm = NULL; + *(void **)&armada38x_rtc_ops.alarm_irq_enable = NULL; + pax_close_kernel(); } platform_set_drvdata(pdev, rtc); if (rtc->irq != -1) diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c index 8f7034b..2ddd4b3 100644 --- a/drivers/rtc/rtc-cmos.c +++ b/drivers/rtc/rtc-cmos.c @@ -735,7 +735,9 @@ cmos_do_probe(struct device *dev, struct resource *ports, int rtc_irq) hpet_rtc_timer_init(); /* export at least the first block of NVRAM */ - nvram.size = address_space - NVRAM_OFFSET; + pax_open_kernel(); + *(size_t *)&nvram.size = address_space - NVRAM_OFFSET; + pax_close_kernel(); retval = sysfs_create_bin_file(&dev->kobj, &nvram); if (retval < 0) { dev_dbg(dev, "can't create nvram file? %d\n", retval); diff --git a/drivers/rtc/rtc-dev.c b/drivers/rtc/rtc-dev.c index a6d9434..dc26b71 100644 --- a/drivers/rtc/rtc-dev.c +++ b/drivers/rtc/rtc-dev.c @@ -16,6 +16,7 @@ #include <linux/module.h> #include <linux/rtc.h> #include <linux/sched.h> +#include <linux/grsecurity.h> #include "rtc-core.h" static dev_t rtc_devt; @@ -347,6 +348,8 @@ static long rtc_dev_ioctl(struct file *file, if (copy_from_user(&tm, uarg, sizeof(tm))) return -EFAULT; + gr_log_timechange(); + return rtc_set_time(rtc, &tm); case RTC_PIE_ON: diff --git a/drivers/rtc/rtc-ds1307.c b/drivers/rtc/rtc-ds1307.c index a705e64..7710ad0 100644 --- a/drivers/rtc/rtc-ds1307.c +++ b/drivers/rtc/rtc-ds1307.c @@ -110,7 +110,7 @@ struct ds1307 { u8 offset; /* register's offset */ u8 regs[11]; u16 nvram_offset; - struct bin_attribute *nvram; + bin_attribute_no_const *nvram; enum ds_type type; unsigned long flags; #define HAS_NVRAM 0 /* bit 0 == sysfs file active */ diff --git a/drivers/rtc/rtc-m48t59.c b/drivers/rtc/rtc-m48t59.c index d99a705..f8ebd79 100644 --- a/drivers/rtc/rtc-m48t59.c +++ b/drivers/rtc/rtc-m48t59.c @@ -485,7 +485,9 @@ static int m48t59_rtc_probe(struct platform_device *pdev) if (IS_ERR(m48t59->rtc)) return PTR_ERR(m48t59->rtc); - m48t59_nvram_attr.size = pdata->offset; + pax_open_kernel(); + *(size_t *)&m48t59_nvram_attr.size = pdata->offset; + pax_close_kernel(); ret = sysfs_create_bin_file(&pdev->dev.kobj, &m48t59_nvram_attr); if (ret) diff --git a/drivers/rtc/rtc-test.c b/drivers/rtc/rtc-test.c index 3a2da4c..e88493c 100644 --- a/drivers/rtc/rtc-test.c +++ b/drivers/rtc/rtc-test.c @@ -112,8 +112,10 @@ static int test_probe(struct platform_device *plat_dev) struct rtc_device *rtc; if (test_mmss64) { - test_rtc_ops.set_mmss64 = test_rtc_set_mmss64; - test_rtc_ops.set_mmss = NULL; + pax_open_kernel(); + *(void **)&test_rtc_ops.set_mmss64 = test_rtc_set_mmss64; + *(void **)&test_rtc_ops.set_mmss = NULL; + pax_close_kernel(); } rtc = devm_rtc_device_register(&plat_dev->dev, "test", diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c index 7a6dbfb..5cdcd29 100644 --- a/drivers/scsi/be2iscsi/be_main.c +++ b/drivers/scsi/be2iscsi/be_main.c @@ -3184,7 +3184,7 @@ be_sgl_create_contiguous(void *virtual_address, { WARN_ON(!virtual_address); WARN_ON(!physical_address); - WARN_ON(!length > 0); + WARN_ON(!length); WARN_ON(!sgl); sgl->va = virtual_address; diff --git a/drivers/scsi/bfa/bfa_fcpim.h b/drivers/scsi/bfa/bfa_fcpim.h index e693af6..2e525b6 100644 --- a/drivers/scsi/bfa/bfa_fcpim.h +++ b/drivers/scsi/bfa/bfa_fcpim.h @@ -36,7 +36,7 @@ struct bfa_iotag_s { struct bfa_itn_s { bfa_isr_func_t isr; -}; +} __no_const; void bfa_itn_create(struct bfa_s *bfa, struct bfa_rport_s *rport, void (*isr)(struct bfa_s *bfa, struct bfi_msg_s *m)); diff --git a/drivers/scsi/bfa/bfa_fcs.c b/drivers/scsi/bfa/bfa_fcs.c index 0f19455..ef7adb5 100644 --- a/drivers/scsi/bfa/bfa_fcs.c +++ b/drivers/scsi/bfa/bfa_fcs.c @@ -38,10 +38,21 @@ struct bfa_fcs_mod_s { #define BFA_FCS_MODULE(_mod) { _mod ## _modinit, _mod ## _modexit } static struct bfa_fcs_mod_s fcs_modules[] = { - { bfa_fcs_port_attach, NULL, NULL }, - { bfa_fcs_uf_attach, NULL, NULL }, - { bfa_fcs_fabric_attach, bfa_fcs_fabric_modinit, - bfa_fcs_fabric_modexit }, + { + .attach = bfa_fcs_port_attach, + .modinit = NULL, + .modexit = NULL + }, + { + .attach = bfa_fcs_uf_attach, + .modinit = NULL, + .modexit = NULL + }, + { + .attach = bfa_fcs_fabric_attach, + .modinit = bfa_fcs_fabric_modinit, + .modexit = bfa_fcs_fabric_modexit + }, }; /* diff --git a/drivers/scsi/bfa/bfa_fcs_lport.c b/drivers/scsi/bfa/bfa_fcs_lport.c index ff75ef8..2dfe00a 100644 --- a/drivers/scsi/bfa/bfa_fcs_lport.c +++ b/drivers/scsi/bfa/bfa_fcs_lport.c @@ -89,15 +89,26 @@ static struct { void (*offline) (struct bfa_fcs_lport_s *port); } __port_action[] = { { - bfa_fcs_lport_unknown_init, bfa_fcs_lport_unknown_online, - bfa_fcs_lport_unknown_offline}, { - bfa_fcs_lport_fab_init, bfa_fcs_lport_fab_online, - bfa_fcs_lport_fab_offline}, { - bfa_fcs_lport_n2n_init, bfa_fcs_lport_n2n_online, - bfa_fcs_lport_n2n_offline}, { - bfa_fcs_lport_loop_init, bfa_fcs_lport_loop_online, - bfa_fcs_lport_loop_offline}, - }; + .init = bfa_fcs_lport_unknown_init, + .online = bfa_fcs_lport_unknown_online, + .offline = bfa_fcs_lport_unknown_offline + }, + { + .init = bfa_fcs_lport_fab_init, + .online = bfa_fcs_lport_fab_online, + .offline = bfa_fcs_lport_fab_offline + }, + { + .init = bfa_fcs_lport_n2n_init, + .online = bfa_fcs_lport_n2n_online, + .offline = bfa_fcs_lport_n2n_offline + }, + { + .init = bfa_fcs_lport_loop_init, + .online = bfa_fcs_lport_loop_online, + .offline = bfa_fcs_lport_loop_offline + }, +}; /* * fcs_port_sm FCS logical port state machine diff --git a/drivers/scsi/bfa/bfa_ioc.h b/drivers/scsi/bfa/bfa_ioc.h index a38aafa0..fe8f03b 100644 --- a/drivers/scsi/bfa/bfa_ioc.h +++ b/drivers/scsi/bfa/bfa_ioc.h @@ -258,7 +258,7 @@ struct bfa_ioc_cbfn_s { bfa_ioc_disable_cbfn_t disable_cbfn; bfa_ioc_hbfail_cbfn_t hbfail_cbfn; bfa_ioc_reset_cbfn_t reset_cbfn; -}; +} __no_const; /* * IOC event notification mechanism. @@ -352,7 +352,7 @@ struct bfa_ioc_hwif_s { void (*ioc_set_alt_fwstate) (struct bfa_ioc_s *ioc, enum bfi_ioc_state fwstate); enum bfi_ioc_state (*ioc_get_alt_fwstate) (struct bfa_ioc_s *ioc); -}; +} __no_const; /* * Queue element to wait for room in request queue. FIFO order is diff --git a/drivers/scsi/bfa/bfa_modules.h b/drivers/scsi/bfa/bfa_modules.h index a14c784..6de6790 100644 --- a/drivers/scsi/bfa/bfa_modules.h +++ b/drivers/scsi/bfa/bfa_modules.h @@ -78,12 +78,12 @@ enum { \ extern struct bfa_module_s hal_mod_ ## __mod; \ struct bfa_module_s hal_mod_ ## __mod = { \ - bfa_ ## __mod ## _meminfo, \ - bfa_ ## __mod ## _attach, \ - bfa_ ## __mod ## _detach, \ - bfa_ ## __mod ## _start, \ - bfa_ ## __mod ## _stop, \ - bfa_ ## __mod ## _iocdisable, \ + .meminfo = bfa_ ## __mod ## _meminfo, \ + .attach = bfa_ ## __mod ## _attach, \ + .detach = bfa_ ## __mod ## _detach, \ + .start = bfa_ ## __mod ## _start, \ + .stop = bfa_ ## __mod ## _stop, \ + .iocdisable = bfa_ ## __mod ## _iocdisable, \ } #define BFA_CACHELINE_SZ (256) diff --git a/drivers/scsi/fcoe/fcoe_sysfs.c b/drivers/scsi/fcoe/fcoe_sysfs.c index 045c4e1..13de803 100644 --- a/drivers/scsi/fcoe/fcoe_sysfs.c +++ b/drivers/scsi/fcoe/fcoe_sysfs.c @@ -33,8 +33,8 @@ */ #include "libfcoe.h" -static atomic_t ctlr_num; -static atomic_t fcf_num; +static atomic_unchecked_t ctlr_num; +static atomic_unchecked_t fcf_num; /* * fcoe_fcf_dev_loss_tmo: the default number of seconds that fcoe sysfs @@ -685,7 +685,7 @@ struct fcoe_ctlr_device *fcoe_ctlr_device_add(struct device *parent, if (!ctlr) goto out; - ctlr->id = atomic_inc_return(&ctlr_num) - 1; + ctlr->id = atomic_inc_return_unchecked(&ctlr_num) - 1; ctlr->f = f; ctlr->mode = FIP_CONN_TYPE_FABRIC; INIT_LIST_HEAD(&ctlr->fcfs); @@ -902,7 +902,7 @@ struct fcoe_fcf_device *fcoe_fcf_device_add(struct fcoe_ctlr_device *ctlr, fcf->dev.parent = &ctlr->dev; fcf->dev.bus = &fcoe_bus_type; fcf->dev.type = &fcoe_fcf_device_type; - fcf->id = atomic_inc_return(&fcf_num) - 1; + fcf->id = atomic_inc_return_unchecked(&fcf_num) - 1; fcf->state = FCOE_FCF_STATE_UNKNOWN; fcf->dev_loss_tmo = ctlr->fcf_dev_loss_tmo; @@ -938,8 +938,8 @@ int __init fcoe_sysfs_setup(void) { int error; - atomic_set(&ctlr_num, 0); - atomic_set(&fcf_num, 0); + atomic_set_unchecked(&ctlr_num, 0); + atomic_set_unchecked(&fcf_num, 0); error = bus_register(&fcoe_bus_type); if (error) diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c index 8bb173e..20236b4 100644 --- a/drivers/scsi/hosts.c +++ b/drivers/scsi/hosts.c @@ -42,7 +42,7 @@ #include "scsi_logging.h" -static atomic_t scsi_host_next_hn = ATOMIC_INIT(0); /* host_no for next new host */ +static atomic_unchecked_t scsi_host_next_hn = ATOMIC_INIT(0); /* host_no for next new host */ static void scsi_host_cls_release(struct device *dev) @@ -392,7 +392,7 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize) * subtract one because we increment first then return, but we need to * know what the next host number was before increment */ - shost->host_no = atomic_inc_return(&scsi_host_next_hn) - 1; + shost->host_no = atomic_inc_return_unchecked(&scsi_host_next_hn) - 1; shost->dma_channel = 0xff; /* These three are default values which can be overridden */ diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index 40669f8..826df08 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -897,10 +897,10 @@ static inline u32 next_command(struct ctlr_info *h, u8 q) struct reply_queue_buffer *rq = &h->reply_queue[q]; if (h->transMethod & CFGTBL_Trans_io_accel1) - return h->access.command_completed(h, q); + return h->access->command_completed(h, q); if (unlikely(!(h->transMethod & CFGTBL_Trans_Performant))) - return h->access.command_completed(h, q); + return h->access->command_completed(h, q); if ((rq->head[rq->current_entry] & 1) == rq->wraparound) { a = rq->head[rq->current_entry]; @@ -1082,7 +1082,7 @@ static void __enqueue_cmd_and_start_io(struct ctlr_info *h, break; default: set_performant_mode(h, c, reply_queue); - h->access.submit_command(h, c); + h->access->submit_command(h, c); } } @@ -6406,17 +6406,17 @@ static void __iomem *remap_pci_mem(ulong base, ulong size) static inline unsigned long get_next_completion(struct ctlr_info *h, u8 q) { - return h->access.command_completed(h, q); + return h->access->command_completed(h, q); } static inline bool interrupt_pending(struct ctlr_info *h) { - return h->access.intr_pending(h); + return h->access->intr_pending(h); } static inline long interrupt_not_for_us(struct ctlr_info *h) { - return (h->access.intr_pending(h) == 0) || + return (h->access->intr_pending(h) == 0) || (h->interrupts_enabled == 0); } @@ -7354,7 +7354,7 @@ static int hpsa_pci_init(struct ctlr_info *h) if (prod_index < 0) return prod_index; h->product_name = products[prod_index].product_name; - h->access = *(products[prod_index].access); + h->access = products[prod_index].access; h->needs_abort_tags_swizzled = ctlr_needs_abort_tags_swizzled(h->board_id); @@ -7753,7 +7753,7 @@ static void controller_lockup_detected(struct ctlr_info *h) unsigned long flags; u32 lockup_detected; - h->access.set_intr_mask(h, HPSA_INTR_OFF); + h->access->set_intr_mask(h, HPSA_INTR_OFF); spin_lock_irqsave(&h->lock, flags); lockup_detected = readl(h->vaddr + SA5_SCRATCHPAD_OFFSET); if (!lockup_detected) { @@ -8036,7 +8036,7 @@ reinit_after_soft_reset: } /* make sure the board interrupts are off */ - h->access.set_intr_mask(h, HPSA_INTR_OFF); + h->access->set_intr_mask(h, HPSA_INTR_OFF); rc = hpsa_request_irqs(h, do_hpsa_intr_msi, do_hpsa_intr_intx); if (rc) @@ -8094,7 +8094,7 @@ reinit_after_soft_reset: * fake ones to scoop up any residual completions. */ spin_lock_irqsave(&h->lock, flags); - h->access.set_intr_mask(h, HPSA_INTR_OFF); + h->access->set_intr_mask(h, HPSA_INTR_OFF); spin_unlock_irqrestore(&h->lock, flags); hpsa_free_irqs(h); rc = hpsa_request_irqs(h, hpsa_msix_discard_completions, @@ -8124,9 +8124,9 @@ reinit_after_soft_reset: dev_info(&h->pdev->dev, "Board READY.\n"); dev_info(&h->pdev->dev, "Waiting for stale completions to drain.\n"); - h->access.set_intr_mask(h, HPSA_INTR_ON); + h->access->set_intr_mask(h, HPSA_INTR_ON); msleep(10000); - h->access.set_intr_mask(h, HPSA_INTR_OFF); + h->access->set_intr_mask(h, HPSA_INTR_OFF); rc = controller_reset_failed(h->cfgtable); if (rc) @@ -8151,7 +8151,7 @@ reinit_after_soft_reset: /* Turn the interrupts on so we can service requests */ - h->access.set_intr_mask(h, HPSA_INTR_ON); + h->access->set_intr_mask(h, HPSA_INTR_ON); hpsa_hba_inquiry(h); @@ -8167,7 +8167,7 @@ reinit_after_soft_reset: clean7: /* perf, sg, cmd, irq, shost, pci, lu, aer/h */ hpsa_free_performant_mode(h); - h->access.set_intr_mask(h, HPSA_INTR_OFF); + h->access->set_intr_mask(h, HPSA_INTR_OFF); clean6: /* sg, cmd, irq, pci, lockup, wq/aer/h */ hpsa_free_sg_chain_blocks(h); clean5: /* cmd, irq, shost, pci, lu, aer/h */ @@ -8237,7 +8237,7 @@ static void hpsa_shutdown(struct pci_dev *pdev) * To write all data in the battery backed cache to disks */ hpsa_flush_cache(h); - h->access.set_intr_mask(h, HPSA_INTR_OFF); + h->access->set_intr_mask(h, HPSA_INTR_OFF); hpsa_free_irqs(h); /* init_one 4 */ hpsa_disable_interrupt_mode(h); /* pci_init 2 */ } @@ -8375,7 +8375,7 @@ static int hpsa_enter_performant_mode(struct ctlr_info *h, u32 trans_support) CFGTBL_Trans_enable_directed_msix | (trans_support & (CFGTBL_Trans_io_accel1 | CFGTBL_Trans_io_accel2)); - struct access_method access = SA5_performant_access; + struct access_method *access = &SA5_performant_access; /* This is a bit complicated. There are 8 registers on * the controller which we write to to tell it 8 different @@ -8417,7 +8417,7 @@ static int hpsa_enter_performant_mode(struct ctlr_info *h, u32 trans_support) * perform the superfluous readl() after each command submission. */ if (trans_support & (CFGTBL_Trans_io_accel1 | CFGTBL_Trans_io_accel2)) - access = SA5_performant_access_no_read; + access = &SA5_performant_access_no_read; /* Controller spec: zero out this buffer. */ for (i = 0; i < h->nreply_queues; i++) @@ -8447,12 +8447,12 @@ static int hpsa_enter_performant_mode(struct ctlr_info *h, u32 trans_support) * enable outbound interrupt coalescing in accelerator mode; */ if (trans_support & CFGTBL_Trans_io_accel1) { - access = SA5_ioaccel_mode1_access; + access = &SA5_ioaccel_mode1_access; writel(10, &h->cfgtable->HostWrite.CoalIntDelay); writel(4, &h->cfgtable->HostWrite.CoalIntCount); } else { if (trans_support & CFGTBL_Trans_io_accel2) { - access = SA5_ioaccel_mode2_access; + access = &SA5_ioaccel_mode2_access; writel(10, &h->cfgtable->HostWrite.CoalIntDelay); writel(4, &h->cfgtable->HostWrite.CoalIntCount); } diff --git a/drivers/scsi/hpsa.h b/drivers/scsi/hpsa.h index 27debb3..394d998 100644 --- a/drivers/scsi/hpsa.h +++ b/drivers/scsi/hpsa.h @@ -153,7 +153,7 @@ struct ctlr_info { unsigned int msix_vector; unsigned int msi_vector; int intr_mode; /* either PERF_MODE_INT or SIMPLE_MODE_INT */ - struct access_method access; + struct access_method *access; /* queue and queue Info */ unsigned int Qdepth; @@ -542,38 +542,38 @@ static unsigned long SA5_ioaccel_mode1_completed(struct ctlr_info *h, u8 q) } static struct access_method SA5_access = { - SA5_submit_command, - SA5_intr_mask, - SA5_intr_pending, - SA5_completed, + .submit_command = SA5_submit_command, + .set_intr_mask = SA5_intr_mask, + .intr_pending = SA5_intr_pending, + .command_completed = SA5_completed, }; static struct access_method SA5_ioaccel_mode1_access = { - SA5_submit_command, - SA5_performant_intr_mask, - SA5_ioaccel_mode1_intr_pending, - SA5_ioaccel_mode1_completed, + .submit_command = SA5_submit_command, + .set_intr_mask = SA5_performant_intr_mask, + .intr_pending = SA5_ioaccel_mode1_intr_pending, + .command_completed = SA5_ioaccel_mode1_completed, }; static struct access_method SA5_ioaccel_mode2_access = { - SA5_submit_command_ioaccel2, - SA5_performant_intr_mask, - SA5_performant_intr_pending, - SA5_performant_completed, + .submit_command = SA5_submit_command_ioaccel2, + .set_intr_mask = SA5_performant_intr_mask, + .intr_pending = SA5_performant_intr_pending, + .command_completed = SA5_performant_completed, }; static struct access_method SA5_performant_access = { - SA5_submit_command, - SA5_performant_intr_mask, - SA5_performant_intr_pending, - SA5_performant_completed, + .submit_command = SA5_submit_command, + .set_intr_mask = SA5_performant_intr_mask, + .intr_pending = SA5_performant_intr_pending, + .command_completed = SA5_performant_completed, }; static struct access_method SA5_performant_access_no_read = { - SA5_submit_command_no_read, - SA5_performant_intr_mask, - SA5_performant_intr_pending, - SA5_performant_completed, + .submit_command = SA5_submit_command_no_read, + .set_intr_mask = SA5_performant_intr_mask, + .intr_pending = SA5_performant_intr_pending, + .command_completed = SA5_performant_completed, }; struct board_type { diff --git a/drivers/scsi/libfc/fc_exch.c b/drivers/scsi/libfc/fc_exch.c index 30f9ef0..a1e29ac 100644 --- a/drivers/scsi/libfc/fc_exch.c +++ b/drivers/scsi/libfc/fc_exch.c @@ -101,12 +101,12 @@ struct fc_exch_mgr { u16 pool_max_index; struct { - atomic_t no_free_exch; - atomic_t no_free_exch_xid; - atomic_t xid_not_found; - atomic_t xid_busy; - atomic_t seq_not_found; - atomic_t non_bls_resp; + atomic_unchecked_t no_free_exch; + atomic_unchecked_t no_free_exch_xid; + atomic_unchecked_t xid_not_found; + atomic_unchecked_t xid_busy; + atomic_unchecked_t seq_not_found; + atomic_unchecked_t non_bls_resp; } stats; }; @@ -809,7 +809,7 @@ static struct fc_exch *fc_exch_em_alloc(struct fc_lport *lport, /* allocate memory for exchange */ ep = mempool_alloc(mp->ep_pool, GFP_ATOMIC); if (!ep) { - atomic_inc(&mp->stats.no_free_exch); + atomic_inc_unchecked(&mp->stats.no_free_exch); goto out; } memset(ep, 0, sizeof(*ep)); @@ -872,7 +872,7 @@ out: return ep; err: spin_unlock_bh(&pool->lock); - atomic_inc(&mp->stats.no_free_exch_xid); + atomic_inc_unchecked(&mp->stats.no_free_exch_xid); mempool_free(ep, mp->ep_pool); return NULL; } @@ -1021,7 +1021,7 @@ static enum fc_pf_rjt_reason fc_seq_lookup_recip(struct fc_lport *lport, xid = ntohs(fh->fh_ox_id); /* we originated exch */ ep = fc_exch_find(mp, xid); if (!ep) { - atomic_inc(&mp->stats.xid_not_found); + atomic_inc_unchecked(&mp->stats.xid_not_found); reject = FC_RJT_OX_ID; goto out; } @@ -1051,7 +1051,7 @@ static enum fc_pf_rjt_reason fc_seq_lookup_recip(struct fc_lport *lport, ep = fc_exch_find(mp, xid); if ((f_ctl & FC_FC_FIRST_SEQ) && fc_sof_is_init(fr_sof(fp))) { if (ep) { - atomic_inc(&mp->stats.xid_busy); + atomic_inc_unchecked(&mp->stats.xid_busy); reject = FC_RJT_RX_ID; goto rel; } @@ -1062,7 +1062,7 @@ static enum fc_pf_rjt_reason fc_seq_lookup_recip(struct fc_lport *lport, } xid = ep->xid; /* get our XID */ } else if (!ep) { - atomic_inc(&mp->stats.xid_not_found); + atomic_inc_unchecked(&mp->stats.xid_not_found); reject = FC_RJT_RX_ID; /* XID not found */ goto out; } @@ -1080,7 +1080,7 @@ static enum fc_pf_rjt_reason fc_seq_lookup_recip(struct fc_lport *lport, } else { sp = &ep->seq; if (sp->id != fh->fh_seq_id) { - atomic_inc(&mp->stats.seq_not_found); + atomic_inc_unchecked(&mp->stats.seq_not_found); if (f_ctl & FC_FC_END_SEQ) { /* * Update sequence_id based on incoming last @@ -1531,22 +1531,22 @@ static void fc_exch_recv_seq_resp(struct fc_exch_mgr *mp, struct fc_frame *fp) ep = fc_exch_find(mp, ntohs(fh->fh_ox_id)); if (!ep) { - atomic_inc(&mp->stats.xid_not_found); + atomic_inc_unchecked(&mp->stats.xid_not_found); goto out; } if (ep->esb_stat & ESB_ST_COMPLETE) { - atomic_inc(&mp->stats.xid_not_found); + atomic_inc_unchecked(&mp->stats.xid_not_found); goto rel; } if (ep->rxid == FC_XID_UNKNOWN) ep->rxid = ntohs(fh->fh_rx_id); if (ep->sid != 0 && ep->sid != ntoh24(fh->fh_d_id)) { - atomic_inc(&mp->stats.xid_not_found); + atomic_inc_unchecked(&mp->stats.xid_not_found); goto rel; } if (ep->did != ntoh24(fh->fh_s_id) && ep->did != FC_FID_FLOGI) { - atomic_inc(&mp->stats.xid_not_found); + atomic_inc_unchecked(&mp->stats.xid_not_found); goto rel; } sof = fr_sof(fp); @@ -1555,7 +1555,7 @@ static void fc_exch_recv_seq_resp(struct fc_exch_mgr *mp, struct fc_frame *fp) sp->ssb_stat |= SSB_ST_RESP; sp->id = fh->fh_seq_id; } else if (sp->id != fh->fh_seq_id) { - atomic_inc(&mp->stats.seq_not_found); + atomic_inc_unchecked(&mp->stats.seq_not_found); goto rel; } @@ -1618,9 +1618,9 @@ static void fc_exch_recv_resp(struct fc_exch_mgr *mp, struct fc_frame *fp) sp = fc_seq_lookup_orig(mp, fp); /* doesn't hold sequence */ if (!sp) - atomic_inc(&mp->stats.xid_not_found); + atomic_inc_unchecked(&mp->stats.xid_not_found); else - atomic_inc(&mp->stats.non_bls_resp); + atomic_inc_unchecked(&mp->stats.non_bls_resp); fc_frame_free(fp); } @@ -2261,13 +2261,13 @@ void fc_exch_update_stats(struct fc_lport *lport) list_for_each_entry(ema, &lport->ema_list, ema_list) { mp = ema->mp; - st->fc_no_free_exch += atomic_read(&mp->stats.no_free_exch); + st->fc_no_free_exch += atomic_read_unchecked(&mp->stats.no_free_exch); st->fc_no_free_exch_xid += - atomic_read(&mp->stats.no_free_exch_xid); - st->fc_xid_not_found += atomic_read(&mp->stats.xid_not_found); - st->fc_xid_busy += atomic_read(&mp->stats.xid_busy); - st->fc_seq_not_found += atomic_read(&mp->stats.seq_not_found); - st->fc_non_bls_resp += atomic_read(&mp->stats.non_bls_resp); + atomic_read_unchecked(&mp->stats.no_free_exch_xid); + st->fc_xid_not_found += atomic_read_unchecked(&mp->stats.xid_not_found); + st->fc_xid_busy += atomic_read_unchecked(&mp->stats.xid_busy); + st->fc_seq_not_found += atomic_read_unchecked(&mp->stats.seq_not_found); + st->fc_non_bls_resp += atomic_read_unchecked(&mp->stats.non_bls_resp); } } EXPORT_SYMBOL(fc_exch_update_stats); diff --git a/drivers/scsi/libsas/sas_ata.c b/drivers/scsi/libsas/sas_ata.c index 9c706d8..d3e3ed2 100644 --- a/drivers/scsi/libsas/sas_ata.c +++ b/drivers/scsi/libsas/sas_ata.c @@ -535,7 +535,7 @@ static struct ata_port_operations sas_sata_ops = { .postreset = ata_std_postreset, .error_handler = ata_std_error_handler, .post_internal_cmd = sas_ata_post_internal, - .qc_defer = ata_std_qc_defer, + .qc_defer = ata_std_qc_defer, .qc_prep = ata_noop_qc_prep, .qc_issue = sas_ata_qc_issue, .qc_fill_rtf = sas_ata_qc_fill_rtf, diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index a5a56fa..43499fd 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -435,7 +435,7 @@ struct lpfc_vport { struct dentry *debug_nodelist; struct dentry *vport_debugfs_root; struct lpfc_debugfs_trc *disc_trc; - atomic_t disc_trc_cnt; + atomic_unchecked_t disc_trc_cnt; #endif uint8_t stat_data_enabled; uint8_t stat_data_blocked; @@ -885,8 +885,8 @@ struct lpfc_hba { struct timer_list fabric_block_timer; unsigned long bit_flags; #define FABRIC_COMANDS_BLOCKED 0 - atomic_t num_rsrc_err; - atomic_t num_cmd_success; + atomic_unchecked_t num_rsrc_err; + atomic_unchecked_t num_cmd_success; unsigned long last_rsrc_error_time; unsigned long last_ramp_down_time; #ifdef CONFIG_SCSI_LPFC_DEBUG_FS @@ -921,7 +921,7 @@ struct lpfc_hba { struct dentry *debug_slow_ring_trc; struct lpfc_debugfs_trc *slow_ring_trc; - atomic_t slow_ring_trc_cnt; + atomic_unchecked_t slow_ring_trc_cnt; /* iDiag debugfs sub-directory */ struct dentry *idiag_root; struct dentry *idiag_pci_cfg; diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c index 25aa9b9..d700a65 100644 --- a/drivers/scsi/lpfc/lpfc_debugfs.c +++ b/drivers/scsi/lpfc/lpfc_debugfs.c @@ -106,7 +106,7 @@ MODULE_PARM_DESC(lpfc_debugfs_mask_disc_trc, #include <linux/debugfs.h> -static atomic_t lpfc_debugfs_seq_trc_cnt = ATOMIC_INIT(0); +static atomic_unchecked_t lpfc_debugfs_seq_trc_cnt = ATOMIC_INIT(0); static unsigned long lpfc_debugfs_start_time = 0L; /* iDiag */ @@ -147,7 +147,7 @@ lpfc_debugfs_disc_trc_data(struct lpfc_vport *vport, char *buf, int size) lpfc_debugfs_enable = 0; len = 0; - index = (atomic_read(&vport->disc_trc_cnt) + 1) & + index = (atomic_read_unchecked(&vport->disc_trc_cnt) + 1) & (lpfc_debugfs_max_disc_trc - 1); for (i = index; i < lpfc_debugfs_max_disc_trc; i++) { dtp = vport->disc_trc + i; @@ -213,7 +213,7 @@ lpfc_debugfs_slow_ring_trc_data(struct lpfc_hba *phba, char *buf, int size) lpfc_debugfs_enable = 0; len = 0; - index = (atomic_read(&phba->slow_ring_trc_cnt) + 1) & + index = (atomic_read_unchecked(&phba->slow_ring_trc_cnt) + 1) & (lpfc_debugfs_max_slow_ring_trc - 1); for (i = index; i < lpfc_debugfs_max_slow_ring_trc; i++) { dtp = phba->slow_ring_trc + i; @@ -646,14 +646,14 @@ lpfc_debugfs_disc_trc(struct lpfc_vport *vport, int mask, char *fmt, !vport || !vport->disc_trc) return; - index = atomic_inc_return(&vport->disc_trc_cnt) & + index = atomic_inc_return_unchecked(&vport->disc_trc_cnt) & (lpfc_debugfs_max_disc_trc - 1); dtp = vport->disc_trc + index; dtp->fmt = fmt; dtp->data1 = data1; dtp->data2 = data2; dtp->data3 = data3; - dtp->seq_cnt = atomic_inc_return(&lpfc_debugfs_seq_trc_cnt); + dtp->seq_cnt = atomic_inc_return_unchecked(&lpfc_debugfs_seq_trc_cnt); dtp->jif = jiffies; #endif return; @@ -684,14 +684,14 @@ lpfc_debugfs_slow_ring_trc(struct lpfc_hba *phba, char *fmt, !phba || !phba->slow_ring_trc) return; - index = atomic_inc_return(&phba->slow_ring_trc_cnt) & + index = atomic_inc_return_unchecked(&phba->slow_ring_trc_cnt) & (lpfc_debugfs_max_slow_ring_trc - 1); dtp = phba->slow_ring_trc + index; dtp->fmt = fmt; dtp->data1 = data1; dtp->data2 = data2; dtp->data3 = data3; - dtp->seq_cnt = atomic_inc_return(&lpfc_debugfs_seq_trc_cnt); + dtp->seq_cnt = atomic_inc_return_unchecked(&lpfc_debugfs_seq_trc_cnt); dtp->jif = jiffies; #endif return; @@ -4268,7 +4268,7 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport) "slow_ring buffer\n"); goto debug_failed; } - atomic_set(&phba->slow_ring_trc_cnt, 0); + atomic_set_unchecked(&phba->slow_ring_trc_cnt, 0); memset(phba->slow_ring_trc, 0, (sizeof(struct lpfc_debugfs_trc) * lpfc_debugfs_max_slow_ring_trc)); @@ -4314,7 +4314,7 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport) "buffer\n"); goto debug_failed; } - atomic_set(&vport->disc_trc_cnt, 0); + atomic_set_unchecked(&vport->disc_trc_cnt, 0); snprintf(name, sizeof(name), "discovery_trace"); vport->debug_disc_trc = diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index f962118..6706983 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -11416,8 +11416,10 @@ lpfc_init(void) "misc_register returned with status %d", error); if (lpfc_enable_npiv) { - lpfc_transport_functions.vport_create = lpfc_vport_create; - lpfc_transport_functions.vport_delete = lpfc_vport_delete; + pax_open_kernel(); + *(void **)&lpfc_transport_functions.vport_create = lpfc_vport_create; + *(void **)&lpfc_transport_functions.vport_delete = lpfc_vport_delete; + pax_close_kernel(); } lpfc_transport_template = fc_attach_transport(&lpfc_transport_functions); diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c index e5eb40d..056dcd4 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.c +++ b/drivers/scsi/lpfc/lpfc_scsi.c @@ -261,7 +261,7 @@ lpfc_rampdown_queue_depth(struct lpfc_hba *phba) unsigned long expires; spin_lock_irqsave(&phba->hbalock, flags); - atomic_inc(&phba->num_rsrc_err); + atomic_inc_unchecked(&phba->num_rsrc_err); phba->last_rsrc_error_time = jiffies; expires = phba->last_ramp_down_time + QUEUE_RAMP_DOWN_INTERVAL; @@ -303,8 +303,8 @@ lpfc_ramp_down_queue_handler(struct lpfc_hba *phba) unsigned long num_rsrc_err, num_cmd_success; int i; - num_rsrc_err = atomic_read(&phba->num_rsrc_err); - num_cmd_success = atomic_read(&phba->num_cmd_success); + num_rsrc_err = atomic_read_unchecked(&phba->num_rsrc_err); + num_cmd_success = atomic_read_unchecked(&phba->num_cmd_success); /* * The error and success command counters are global per @@ -331,8 +331,8 @@ lpfc_ramp_down_queue_handler(struct lpfc_hba *phba) } } lpfc_destroy_vport_work_array(phba, vports); - atomic_set(&phba->num_rsrc_err, 0); - atomic_set(&phba->num_cmd_success, 0); + atomic_set_unchecked(&phba->num_rsrc_err, 0); + atomic_set_unchecked(&phba->num_cmd_success, 0); } /** diff --git a/drivers/scsi/megaraid/megaraid_sas.h b/drivers/scsi/megaraid/megaraid_sas.h index 20c3754..1b05e727 100644 --- a/drivers/scsi/megaraid/megaraid_sas.h +++ b/drivers/scsi/megaraid/megaraid_sas.h @@ -1700,7 +1700,7 @@ struct megasas_instance { s8 init_id; u16 max_num_sge; - u16 max_fw_cmds; + u16 max_fw_cmds __intentional_overflow(-1); u16 max_mfi_cmds; u16 max_scsi_cmds; u32 max_sectors_per_req; diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c index 0ad09b2..c9e6939 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c +++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c @@ -1638,7 +1638,7 @@ _scsih_get_resync(struct device *dev) { struct scsi_device *sdev = to_scsi_device(dev); struct MPT2SAS_ADAPTER *ioc = shost_priv(sdev->host); - static struct _raid_device *raid_device; + struct _raid_device *raid_device; unsigned long flags; Mpi2RaidVolPage0_t vol_pg0; Mpi2ConfigReply_t mpi_reply; @@ -1690,7 +1690,7 @@ _scsih_get_state(struct device *dev) { struct scsi_device *sdev = to_scsi_device(dev); struct MPT2SAS_ADAPTER *ioc = shost_priv(sdev->host); - static struct _raid_device *raid_device; + struct _raid_device *raid_device; unsigned long flags; Mpi2RaidVolPage0_t vol_pg0; Mpi2ConfigReply_t mpi_reply; @@ -6830,7 +6830,7 @@ _scsih_sas_ir_operation_status_event(struct MPT2SAS_ADAPTER *ioc, Mpi2EventDataIrOperationStatus_t *event_data = (Mpi2EventDataIrOperationStatus_t *) fw_event->event_data; - static struct _raid_device *raid_device; + struct _raid_device *raid_device; unsigned long flags; u16 handle; @@ -7317,7 +7317,7 @@ _scsih_scan_for_devices_after_reset(struct MPT2SAS_ADAPTER *ioc) u64 sas_address; struct _sas_device *sas_device; struct _sas_node *expander_device; - static struct _raid_device *raid_device; + struct _raid_device *raid_device; u8 retry_count; unsigned long flags; diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c index ed31d8c..ab856b3 100644 --- a/drivers/scsi/pmcraid.c +++ b/drivers/scsi/pmcraid.c @@ -200,8 +200,8 @@ static int pmcraid_slave_alloc(struct scsi_device *scsi_dev) res->scsi_dev = scsi_dev; scsi_dev->hostdata = res; res->change_detected = 0; - atomic_set(&res->read_failures, 0); - atomic_set(&res->write_failures, 0); + atomic_set_unchecked(&res->read_failures, 0); + atomic_set_unchecked(&res->write_failures, 0); rc = 0; } spin_unlock_irqrestore(&pinstance->resource_lock, lock_flags); @@ -2640,9 +2640,9 @@ static int pmcraid_error_handler(struct pmcraid_cmd *cmd) /* If this was a SCSI read/write command keep count of errors */ if (SCSI_CMD_TYPE(scsi_cmd->cmnd[0]) == SCSI_READ_CMD) - atomic_inc(&res->read_failures); + atomic_inc_unchecked(&res->read_failures); else if (SCSI_CMD_TYPE(scsi_cmd->cmnd[0]) == SCSI_WRITE_CMD) - atomic_inc(&res->write_failures); + atomic_inc_unchecked(&res->write_failures); if (!RES_IS_GSCSI(res->cfg_entry) && masked_ioasc != PMCRAID_IOASC_HW_DEVICE_BUS_STATUS_ERROR) { @@ -3468,7 +3468,7 @@ static int pmcraid_queuecommand_lck( * block of scsi_cmd which is re-used (e.g. cancel/abort), which uses * hrrq_id assigned here in queuecommand */ - ioarcb->hrrq_id = atomic_add_return(1, &(pinstance->last_message_id)) % + ioarcb->hrrq_id = atomic_add_return_unchecked(1, &(pinstance->last_message_id)) % pinstance->num_hrrq; cmd->cmd_done = pmcraid_io_done; @@ -3782,7 +3782,7 @@ static long pmcraid_ioctl_passthrough( * block of scsi_cmd which is re-used (e.g. cancel/abort), which uses * hrrq_id assigned here in queuecommand */ - ioarcb->hrrq_id = atomic_add_return(1, &(pinstance->last_message_id)) % + ioarcb->hrrq_id = atomic_add_return_unchecked(1, &(pinstance->last_message_id)) % pinstance->num_hrrq; if (request_size) { @@ -4420,7 +4420,7 @@ static void pmcraid_worker_function(struct work_struct *workp) pinstance = container_of(workp, struct pmcraid_instance, worker_q); /* add resources only after host is added into system */ - if (!atomic_read(&pinstance->expose_resources)) + if (!atomic_read_unchecked(&pinstance->expose_resources)) return; fw_version = be16_to_cpu(pinstance->inq_data->fw_version); @@ -5237,8 +5237,8 @@ static int pmcraid_init_instance(struct pci_dev *pdev, struct Scsi_Host *host, init_waitqueue_head(&pinstance->reset_wait_q); atomic_set(&pinstance->outstanding_cmds, 0); - atomic_set(&pinstance->last_message_id, 0); - atomic_set(&pinstance->expose_resources, 0); + atomic_set_unchecked(&pinstance->last_message_id, 0); + atomic_set_unchecked(&pinstance->expose_resources, 0); INIT_LIST_HEAD(&pinstance->free_res_q); INIT_LIST_HEAD(&pinstance->used_res_q); @@ -5951,7 +5951,7 @@ static int pmcraid_probe(struct pci_dev *pdev, /* Schedule worker thread to handle CCN and take care of adding and * removing devices to OS */ - atomic_set(&pinstance->expose_resources, 1); + atomic_set_unchecked(&pinstance->expose_resources, 1); schedule_work(&pinstance->worker_q); return rc; diff --git a/drivers/scsi/pmcraid.h b/drivers/scsi/pmcraid.h index e1d150f..6c6df44 100644 --- a/drivers/scsi/pmcraid.h +++ b/drivers/scsi/pmcraid.h @@ -748,7 +748,7 @@ struct pmcraid_instance { struct pmcraid_isr_param hrrq_vector[PMCRAID_NUM_MSIX_VECTORS]; /* Message id as filled in last fired IOARCB, used to identify HRRQ */ - atomic_t last_message_id; + atomic_unchecked_t last_message_id; /* configuration table */ struct pmcraid_config_table *cfg_table; @@ -777,7 +777,7 @@ struct pmcraid_instance { atomic_t outstanding_cmds; /* should add/delete resources to mid-layer now ?*/ - atomic_t expose_resources; + atomic_unchecked_t expose_resources; @@ -813,8 +813,8 @@ struct pmcraid_resource_entry { struct pmcraid_config_table_entry_ext cfg_entry_ext; }; struct scsi_device *scsi_dev; /* Link scsi_device structure */ - atomic_t read_failures; /* count of failed READ commands */ - atomic_t write_failures; /* count of failed WRITE commands */ + atomic_unchecked_t read_failures; /* count of failed READ commands */ + atomic_unchecked_t write_failures; /* count of failed WRITE commands */ /* To indicate add/delete/modify during CCN */ u8 change_detected; diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c index 6b942d9..cd44452 100644 --- a/drivers/scsi/qla2xxx/qla_attr.c +++ b/drivers/scsi/qla2xxx/qla_attr.c @@ -2206,7 +2206,7 @@ qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable) return 0; } -struct fc_function_template qla2xxx_transport_functions = { +fc_function_template_no_const qla2xxx_transport_functions = { .show_host_node_name = 1, .show_host_port_name = 1, @@ -2254,7 +2254,7 @@ struct fc_function_template qla2xxx_transport_functions = { .bsg_timeout = qla24xx_bsg_timeout, }; -struct fc_function_template qla2xxx_transport_vport_functions = { +fc_function_template_no_const qla2xxx_transport_vport_functions = { .show_host_node_name = 1, .show_host_port_name = 1, diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h index 7686bfe..4710893 100644 --- a/drivers/scsi/qla2xxx/qla_gbl.h +++ b/drivers/scsi/qla2xxx/qla_gbl.h @@ -571,8 +571,8 @@ extern void qla2x00_get_sym_node_name(scsi_qla_host_t *, uint8_t *, size_t); struct device_attribute; extern struct device_attribute *qla2x00_host_attrs[]; struct fc_function_template; -extern struct fc_function_template qla2xxx_transport_functions; -extern struct fc_function_template qla2xxx_transport_vport_functions; +extern fc_function_template_no_const qla2xxx_transport_functions; +extern fc_function_template_no_const qla2xxx_transport_vport_functions; extern void qla2x00_alloc_sysfs_attr(scsi_qla_host_t *); extern void qla2x00_free_sysfs_attr(scsi_qla_host_t *, bool); extern void qla2x00_init_host_attr(scsi_qla_host_t *); diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index c2dd17b..92bc0e0 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -1424,8 +1424,10 @@ qla2x00_config_dma_addressing(struct qla_hw_data *ha) !pci_set_consistent_dma_mask(ha->pdev, DMA_BIT_MASK(64))) { /* Ok, a 64bit DMA mask is applicable. */ ha->flags.enable_64bit_addressing = 1; - ha->isp_ops->calc_req_entries = qla2x00_calc_iocbs_64; - ha->isp_ops->build_iocbs = qla2x00_build_scsi_iocbs_64; + pax_open_kernel(); + *(void **)&ha->isp_ops->calc_req_entries = qla2x00_calc_iocbs_64; + *(void **)&ha->isp_ops->build_iocbs = qla2x00_build_scsi_iocbs_64; + pax_close_kernel(); return; } } diff --git a/drivers/scsi/qla4xxx/ql4_def.h b/drivers/scsi/qla4xxx/ql4_def.h index a7cfc27..151f483 100644 --- a/drivers/scsi/qla4xxx/ql4_def.h +++ b/drivers/scsi/qla4xxx/ql4_def.h @@ -306,7 +306,7 @@ struct ddb_entry { * (4000 only) */ atomic_t relogin_timer; /* Max Time to wait for * relogin to complete */ - atomic_t relogin_retry_count; /* Num of times relogin has been + atomic_unchecked_t relogin_retry_count; /* Num of times relogin has been * retried */ uint32_t default_time2wait; /* Default Min time between * relogins (+aens) */ diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c index 6d25879..3031a9f 100644 --- a/drivers/scsi/qla4xxx/ql4_os.c +++ b/drivers/scsi/qla4xxx/ql4_os.c @@ -4491,12 +4491,12 @@ static void qla4xxx_check_relogin_flash_ddb(struct iscsi_cls_session *cls_sess) */ if (!iscsi_is_session_online(cls_sess)) { /* Reset retry relogin timer */ - atomic_inc(&ddb_entry->relogin_retry_count); + atomic_inc_unchecked(&ddb_entry->relogin_retry_count); DEBUG2(ql4_printk(KERN_INFO, ha, "%s: index[%d] relogin timed out-retrying" " relogin (%d), retry (%d)\n", __func__, ddb_entry->fw_ddb_index, - atomic_read(&ddb_entry->relogin_retry_count), + atomic_read_unchecked(&ddb_entry->relogin_retry_count), ddb_entry->default_time2wait + 4)); set_bit(DPC_RELOGIN_DEVICE, &ha->dpc_flags); atomic_set(&ddb_entry->retry_relogin_timer, @@ -6604,7 +6604,7 @@ static void qla4xxx_setup_flash_ddb_entry(struct scsi_qla_host *ha, atomic_set(&ddb_entry->retry_relogin_timer, INVALID_ENTRY); atomic_set(&ddb_entry->relogin_timer, 0); - atomic_set(&ddb_entry->relogin_retry_count, 0); + atomic_set_unchecked(&ddb_entry->relogin_retry_count, 0); def_timeout = le16_to_cpu(ddb_entry->fw_ddb_entry.def_timeout); ddb_entry->default_relogin_timeout = (def_timeout > LOGIN_TOV) && (def_timeout < LOGIN_TOV * 10) ? diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c index 207d6a7..bf155b5 100644 --- a/drivers/scsi/scsi.c +++ b/drivers/scsi/scsi.c @@ -591,7 +591,7 @@ void scsi_finish_command(struct scsi_cmnd *cmd) good_bytes = scsi_bufflen(cmd); if (cmd->request->cmd_type != REQ_TYPE_BLOCK_PC) { - int old_good_bytes = good_bytes; + unsigned int old_good_bytes = good_bytes; drv = scsi_cmd_to_driver(cmd); if (drv->done) good_bytes = drv->done(cmd); diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 126a48c..b38f662 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -1597,7 +1597,7 @@ static void scsi_kill_request(struct request *req, struct request_queue *q) shost = sdev->host; scsi_init_cmd_errh(cmd); cmd->result = DID_NO_CONNECT << 16; - atomic_inc(&cmd->device->iorequest_cnt); + atomic_inc_unchecked(&cmd->device->iorequest_cnt); /* * SCSI request completion path will do scsi_device_unbusy(), @@ -1620,9 +1620,9 @@ static void scsi_softirq_done(struct request *rq) INIT_LIST_HEAD(&cmd->eh_entry); - atomic_inc(&cmd->device->iodone_cnt); + atomic_inc_unchecked(&cmd->device->iodone_cnt); if (cmd->result) - atomic_inc(&cmd->device->ioerr_cnt); + atomic_inc_unchecked(&cmd->device->ioerr_cnt); disposition = scsi_decide_disposition(cmd); if (disposition != SUCCESS && @@ -1663,7 +1663,7 @@ static int scsi_dispatch_cmd(struct scsi_cmnd *cmd) struct Scsi_Host *host = cmd->device->host; int rtn = 0; - atomic_inc(&cmd->device->iorequest_cnt); + atomic_inc_unchecked(&cmd->device->iorequest_cnt); /* check if the device is still usable */ if (unlikely(cmd->device->sdev_state == SDEV_DEL)) { diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c index dff8faf..28dcc11 100644 --- a/drivers/scsi/scsi_sysfs.c +++ b/drivers/scsi/scsi_sysfs.c @@ -790,7 +790,7 @@ show_iostat_##field(struct device *dev, struct device_attribute *attr, \ char *buf) \ { \ struct scsi_device *sdev = to_scsi_device(dev); \ - unsigned long long count = atomic_read(&sdev->field); \ + unsigned long long count = atomic_read_unchecked(&sdev->field); \ return snprintf(buf, 20, "0x%llx\n", count); \ } \ static DEVICE_ATTR(field, S_IRUGO, show_iostat_##field, NULL) diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c index 24eaaf6..de30ec9 100644 --- a/drivers/scsi/scsi_transport_fc.c +++ b/drivers/scsi/scsi_transport_fc.c @@ -502,7 +502,7 @@ static DECLARE_TRANSPORT_CLASS(fc_vport_class, * Netlink Infrastructure */ -static atomic_t fc_event_seq; +static atomic_unchecked_t fc_event_seq; /** * fc_get_event_number - Obtain the next sequential FC event number @@ -515,7 +515,7 @@ static atomic_t fc_event_seq; u32 fc_get_event_number(void) { - return atomic_add_return(1, &fc_event_seq); + return atomic_add_return_unchecked(1, &fc_event_seq); } EXPORT_SYMBOL(fc_get_event_number); @@ -659,7 +659,7 @@ static __init int fc_transport_init(void) { int error; - atomic_set(&fc_event_seq, 0); + atomic_set_unchecked(&fc_event_seq, 0); error = transport_class_register(&fc_host_class); if (error) @@ -849,7 +849,7 @@ static int fc_str_to_dev_loss(const char *buf, unsigned long *val) char *cp; *val = simple_strtoul(buf, &cp, 0); - if ((*cp && (*cp != '\n')) || (*val < 0)) + if (*cp && (*cp != '\n')) return -EINVAL; /* * Check for overflow; dev_loss_tmo is u32 diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c index e4b3d8f..3ab4dad 100644 --- a/drivers/scsi/scsi_transport_iscsi.c +++ b/drivers/scsi/scsi_transport_iscsi.c @@ -79,7 +79,7 @@ struct iscsi_internal { struct transport_container session_cont; }; -static atomic_t iscsi_session_nr; /* sysfs session id for next new session */ +static atomic_unchecked_t iscsi_session_nr; /* sysfs session id for next new session */ static struct workqueue_struct *iscsi_eh_timer_workq; static DEFINE_IDA(iscsi_sess_ida); @@ -2074,7 +2074,7 @@ int iscsi_add_session(struct iscsi_cls_session *session, unsigned int target_id) int err; ihost = shost->shost_data; - session->sid = atomic_add_return(1, &iscsi_session_nr); + session->sid = atomic_add_return_unchecked(1, &iscsi_session_nr); if (target_id == ISCSI_MAX_TARGET) { id = ida_simple_get(&iscsi_sess_ida, 0, 0, GFP_KERNEL); @@ -4522,7 +4522,7 @@ static __init int iscsi_transport_init(void) printk(KERN_INFO "Loading iSCSI transport class v%s.\n", ISCSI_TRANSPORT_VERSION); - atomic_set(&iscsi_session_nr, 0); + atomic_set_unchecked(&iscsi_session_nr, 0); err = class_register(&iscsi_transport_class); if (err) diff --git a/drivers/scsi/scsi_transport_srp.c b/drivers/scsi/scsi_transport_srp.c index e3cd3ec..00560ec 100644 --- a/drivers/scsi/scsi_transport_srp.c +++ b/drivers/scsi/scsi_transport_srp.c @@ -35,7 +35,7 @@ #include "scsi_priv.h" struct srp_host_attrs { - atomic_t next_port_id; + atomic_unchecked_t next_port_id; }; #define to_srp_host_attrs(host) ((struct srp_host_attrs *)(host)->shost_data) @@ -105,7 +105,7 @@ static int srp_host_setup(struct transport_container *tc, struct device *dev, struct Scsi_Host *shost = dev_to_shost(dev); struct srp_host_attrs *srp_host = to_srp_host_attrs(shost); - atomic_set(&srp_host->next_port_id, 0); + atomic_set_unchecked(&srp_host->next_port_id, 0); return 0; } @@ -752,7 +752,7 @@ struct srp_rport *srp_rport_add(struct Scsi_Host *shost, rport_fast_io_fail_timedout); INIT_DELAYED_WORK(&rport->dev_loss_work, rport_dev_loss_timedout); - id = atomic_inc_return(&to_srp_host_attrs(shost)->next_port_id); + id = atomic_inc_return_unchecked(&to_srp_host_attrs(shost)->next_port_id); dev_set_name(&rport->dev, "port-%d:%d", shost->host_no, id); transport_setup_device(&rport->dev); diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 3f37022..43557f0 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -111,7 +111,7 @@ static int sd_resume(struct device *); static void sd_rescan(struct device *); static int sd_init_command(struct scsi_cmnd *SCpnt); static void sd_uninit_command(struct scsi_cmnd *SCpnt); -static int sd_done(struct scsi_cmnd *); +static unsigned int sd_done(struct scsi_cmnd *); static int sd_eh_action(struct scsi_cmnd *, int); static void sd_read_capacity(struct scsi_disk *sdkp, unsigned char *buffer); static void scsi_disk_release(struct device *cdev); @@ -1646,7 +1646,7 @@ static unsigned int sd_completed_bytes(struct scsi_cmnd *scmd) * * Note: potentially run from within an ISR. Must not block. **/ -static int sd_done(struct scsi_cmnd *SCpnt) +static unsigned int sd_done(struct scsi_cmnd *SCpnt) { int result = SCpnt->result; unsigned int good_bytes = result ? 0 : scsi_bufflen(SCpnt); @@ -2973,7 +2973,7 @@ static int sd_probe(struct device *dev) sdkp->disk = gd; sdkp->index = index; atomic_set(&sdkp->openers, 0); - atomic_set(&sdkp->device->ioerr_cnt, 0); + atomic_set_unchecked(&sdkp->device->ioerr_cnt, 0); if (!sdp->request_queue->rq_timeout) { if (sdp->type != TYPE_MOD) diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c index 9d7b7db..33ecc51 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -1083,7 +1083,7 @@ sg_ioctl(struct file *filp, unsigned int cmd_in, unsigned long arg) sdp->disk->disk_name, MKDEV(SCSI_GENERIC_MAJOR, sdp->index), NULL, - (char *)arg); + (char __user *)arg); case BLKTRACESTART: return blk_trace_startstop(sdp->device->request_queue, 1); case BLKTRACESTOP: diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c index 8bd54a6..58fa0d6 100644 --- a/drivers/scsi/sr.c +++ b/drivers/scsi/sr.c @@ -80,7 +80,7 @@ static DEFINE_MUTEX(sr_mutex); static int sr_probe(struct device *); static int sr_remove(struct device *); static int sr_init_command(struct scsi_cmnd *SCpnt); -static int sr_done(struct scsi_cmnd *); +static unsigned int sr_done(struct scsi_cmnd *); static int sr_runtime_suspend(struct device *dev); static struct dev_pm_ops sr_pm_ops = { @@ -312,13 +312,13 @@ do_tur: * It will be notified on the end of a SCSI read / write, and will take one * of several actions based on success or failure. */ -static int sr_done(struct scsi_cmnd *SCpnt) +static unsigned int sr_done(struct scsi_cmnd *SCpnt) { int result = SCpnt->result; - int this_count = scsi_bufflen(SCpnt); - int good_bytes = (result == 0 ? this_count : 0); - int block_sectors = 0; - long error_sector; + unsigned int this_count = scsi_bufflen(SCpnt); + unsigned int good_bytes = (result == 0 ? this_count : 0); + unsigned int block_sectors = 0; + sector_t error_sector; struct scsi_cd *cd = scsi_cd(SCpnt->request->rq_disk); #ifdef DEBUG @@ -351,9 +351,12 @@ static int sr_done(struct scsi_cmnd *SCpnt) if (cd->device->sector_size == 2048) error_sector <<= 2; error_sector &= ~(block_sectors - 1); - good_bytes = (error_sector - - blk_rq_pos(SCpnt->request)) << 9; - if (good_bytes < 0 || good_bytes >= this_count) + if (error_sector >= blk_rq_pos(SCpnt->request)) { + good_bytes = (error_sector - + blk_rq_pos(SCpnt->request)) << 9; + if (good_bytes >= this_count) + good_bytes = 0; + } else good_bytes = 0; /* * The SCSI specification allows for the value diff --git a/drivers/soc/tegra/fuse/fuse-tegra.c b/drivers/soc/tegra/fuse/fuse-tegra.c index de2c1bf..60b8563 100644 --- a/drivers/soc/tegra/fuse/fuse-tegra.c +++ b/drivers/soc/tegra/fuse/fuse-tegra.c @@ -72,7 +72,7 @@ static ssize_t fuse_read(struct file *fd, struct kobject *kobj, return i; } -static struct bin_attribute fuse_bin_attr = { +static bin_attribute_no_const fuse_bin_attr = { .attr = { .name = "fuse", .mode = S_IRUGO, }, .read = fuse_read, }; diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index a5f53de..105bfd3 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -2414,7 +2414,7 @@ int spi_bus_unlock(struct spi_master *master) EXPORT_SYMBOL_GPL(spi_bus_unlock); /* portable code must never pass more than 32 bytes */ -#define SPI_BUFSIZ max(32, SMP_CACHE_BYTES) +#define SPI_BUFSIZ max(32UL, SMP_CACHE_BYTES) static u8 *buf; diff --git a/drivers/staging/android/timed_output.c b/drivers/staging/android/timed_output.c index b41429f..2de5373 100644 --- a/drivers/staging/android/timed_output.c +++ b/drivers/staging/android/timed_output.c @@ -25,7 +25,7 @@ #include "timed_output.h" static struct class *timed_output_class; -static atomic_t device_count; +static atomic_unchecked_t device_count; static ssize_t enable_show(struct device *dev, struct device_attribute *attr, char *buf) @@ -65,7 +65,7 @@ static int create_timed_output_class(void) timed_output_class = class_create(THIS_MODULE, "timed_output"); if (IS_ERR(timed_output_class)) return PTR_ERR(timed_output_class); - atomic_set(&device_count, 0); + atomic_set_unchecked(&device_count, 0); timed_output_class->dev_groups = timed_output_groups; } @@ -83,7 +83,7 @@ int timed_output_dev_register(struct timed_output_dev *tdev) if (ret < 0) return ret; - tdev->index = atomic_inc_return(&device_count); + tdev->index = atomic_inc_return_unchecked(&device_count); tdev->dev = device_create(timed_output_class, NULL, MKDEV(0, tdev->index), NULL, "%s", tdev->name); if (IS_ERR(tdev->dev)) diff --git a/drivers/staging/comedi/comedi_fops.c b/drivers/staging/comedi/comedi_fops.c index 0e8a451..9558241 100644 --- a/drivers/staging/comedi/comedi_fops.c +++ b/drivers/staging/comedi/comedi_fops.c @@ -311,8 +311,8 @@ static void comedi_file_reset(struct file *file) } cfp->last_attached = dev->attached; cfp->last_detach_count = dev->detach_count; - ACCESS_ONCE(cfp->read_subdev) = read_s; - ACCESS_ONCE(cfp->write_subdev) = write_s; + ACCESS_ONCE_RW(cfp->read_subdev) = read_s; + ACCESS_ONCE_RW(cfp->write_subdev) = write_s; } static void comedi_file_check(struct file *file) @@ -1980,7 +1980,7 @@ static int do_setrsubd_ioctl(struct comedi_device *dev, unsigned long arg, !(s_old->async->cmd.flags & CMDF_WRITE)) return -EBUSY; - ACCESS_ONCE(cfp->read_subdev) = s_new; + ACCESS_ONCE_RW(cfp->read_subdev) = s_new; return 0; } @@ -2022,7 +2022,7 @@ static int do_setwsubd_ioctl(struct comedi_device *dev, unsigned long arg, (s_old->async->cmd.flags & CMDF_WRITE)) return -EBUSY; - ACCESS_ONCE(cfp->write_subdev) = s_new; + ACCESS_ONCE_RW(cfp->write_subdev) = s_new; return 0; } diff --git a/drivers/staging/dgnc/dgnc_mgmt.c b/drivers/staging/dgnc/dgnc_mgmt.c index b13318a..883e2a8 100644 --- a/drivers/staging/dgnc/dgnc_mgmt.c +++ b/drivers/staging/dgnc/dgnc_mgmt.c @@ -115,6 +115,7 @@ long dgnc_mgmt_ioctl(struct file *file, unsigned int cmd, unsigned long arg) spin_lock_irqsave(&dgnc_global_lock, flags); + memset(&ddi, 0, sizeof(ddi)); ddi.dinfo_nboards = dgnc_NumBoards; sprintf(ddi.dinfo_version, "%s", DG_PART); diff --git a/drivers/staging/fbtft/fbtft-core.c b/drivers/staging/fbtft/fbtft-core.c index 7f5fa3d..53b5471 100644 --- a/drivers/staging/fbtft/fbtft-core.c +++ b/drivers/staging/fbtft/fbtft-core.c @@ -682,7 +682,7 @@ struct fb_info *fbtft_framebuffer_alloc(struct fbtft_display *display, { struct fb_info *info; struct fbtft_par *par; - struct fb_ops *fbops = NULL; + fb_ops_no_const *fbops = NULL; struct fb_deferred_io *fbdefio = NULL; u8 *vmem = NULL; void *txbuf = NULL; diff --git a/drivers/staging/fbtft/fbtft.h b/drivers/staging/fbtft/fbtft.h index 7e9a506..d0b0069 100644 --- a/drivers/staging/fbtft/fbtft.h +++ b/drivers/staging/fbtft/fbtft.h @@ -106,7 +106,7 @@ struct fbtft_ops { int (*set_var)(struct fbtft_par *par); int (*set_gamma)(struct fbtft_par *par, unsigned long *curves); -}; +} __no_const; /** * struct fbtft_display - Describes the display properties diff --git a/drivers/staging/gdm724x/gdm_tty.c b/drivers/staging/gdm724x/gdm_tty.c index 001348c..cfaac8a 100644 --- a/drivers/staging/gdm724x/gdm_tty.c +++ b/drivers/staging/gdm724x/gdm_tty.c @@ -44,7 +44,7 @@ #define gdm_tty_send_control(n, r, v, d, l) (\ n->tty_dev->send_control(n->tty_dev->priv_dev, r, v, d, l)) -#define GDM_TTY_READY(gdm) (gdm && gdm->tty_dev && gdm->port.count) +#define GDM_TTY_READY(gdm) (gdm && gdm->tty_dev && atomic_read(&gdm->port.count)) static struct tty_driver *gdm_driver[TTY_MAX_COUNT]; static struct gdm *gdm_table[TTY_MAX_COUNT][GDM_TTY_MINOR]; diff --git a/drivers/staging/iio/accel/lis3l02dq_ring.c b/drivers/staging/iio/accel/lis3l02dq_ring.c index b892f2c..9b4898a 100644 --- a/drivers/staging/iio/accel/lis3l02dq_ring.c +++ b/drivers/staging/iio/accel/lis3l02dq_ring.c @@ -118,7 +118,7 @@ static int lis3l02dq_get_buffer_element(struct iio_dev *indio_dev, int scan_count = bitmap_weight(indio_dev->active_scan_mask, indio_dev->masklength); - rx_array = kcalloc(4, scan_count, GFP_KERNEL); + rx_array = kcalloc(scan_count, 4, GFP_KERNEL); if (!rx_array) return -ENOMEM; ret = lis3l02dq_read_all(indio_dev, rx_array); diff --git a/drivers/staging/iio/adc/ad7280a.c b/drivers/staging/iio/adc/ad7280a.c index d98e229..9c59bc2 100644 --- a/drivers/staging/iio/adc/ad7280a.c +++ b/drivers/staging/iio/adc/ad7280a.c @@ -547,8 +547,8 @@ static int ad7280_attr_init(struct ad7280_state *st) { int dev, ch, cnt; - st->iio_attr = kcalloc(2, sizeof(*st->iio_attr) * - (st->slave_num + 1) * AD7280A_CELLS_PER_DEV, + st->iio_attr = kcalloc(sizeof(*st->iio_attr) * + (st->slave_num + 1) * AD7280A_CELLS_PER_DEV, 2, GFP_KERNEL); if (st->iio_attr == NULL) return -ENOMEM; diff --git a/drivers/staging/lustre/lnet/selftest/brw_test.c b/drivers/staging/lustre/lnet/selftest/brw_test.c index de11f1b..f7181cf 100644 --- a/drivers/staging/lustre/lnet/selftest/brw_test.c +++ b/drivers/staging/lustre/lnet/selftest/brw_test.c @@ -487,13 +487,11 @@ brw_server_handle(struct srpc_server_rpc *rpc) return 0; } -sfw_test_client_ops_t brw_test_client; -void brw_init_test_client(void) -{ - brw_test_client.tso_init = brw_client_init; - brw_test_client.tso_fini = brw_client_fini; - brw_test_client.tso_prep_rpc = brw_client_prep_rpc; - brw_test_client.tso_done_rpc = brw_client_done_rpc; +sfw_test_client_ops_t brw_test_client = { + .tso_init = brw_client_init, + .tso_fini = brw_client_fini, + .tso_prep_rpc = brw_client_prep_rpc, + .tso_done_rpc = brw_client_done_rpc, }; srpc_service_t brw_test_service; diff --git a/drivers/staging/lustre/lnet/selftest/framework.c b/drivers/staging/lustre/lnet/selftest/framework.c index 257de35..efa188f 100644 --- a/drivers/staging/lustre/lnet/selftest/framework.c +++ b/drivers/staging/lustre/lnet/selftest/framework.c @@ -1630,12 +1630,10 @@ static srpc_service_t sfw_services[] = { extern sfw_test_client_ops_t ping_test_client; extern srpc_service_t ping_test_service; -extern void ping_init_test_client(void); extern void ping_init_test_service(void); extern sfw_test_client_ops_t brw_test_client; extern srpc_service_t brw_test_service; -extern void brw_init_test_client(void); extern void brw_init_test_service(void); @@ -1677,12 +1675,10 @@ sfw_startup(void) INIT_LIST_HEAD(&sfw_data.fw_zombie_rpcs); INIT_LIST_HEAD(&sfw_data.fw_zombie_sessions); - brw_init_test_client(); brw_init_test_service(); rc = sfw_register_test(&brw_test_service, &brw_test_client); LASSERT(rc == 0); - ping_init_test_client(); ping_init_test_service(); rc = sfw_register_test(&ping_test_service, &ping_test_client); LASSERT(rc == 0); diff --git a/drivers/staging/lustre/lnet/selftest/ping_test.c b/drivers/staging/lustre/lnet/selftest/ping_test.c index 1dab998..edfe0ac 100644 --- a/drivers/staging/lustre/lnet/selftest/ping_test.c +++ b/drivers/staging/lustre/lnet/selftest/ping_test.c @@ -211,14 +211,12 @@ ping_server_handle(struct srpc_server_rpc *rpc) return 0; } -sfw_test_client_ops_t ping_test_client; -void ping_init_test_client(void) -{ - ping_test_client.tso_init = ping_client_init; - ping_test_client.tso_fini = ping_client_fini; - ping_test_client.tso_prep_rpc = ping_client_prep_rpc; - ping_test_client.tso_done_rpc = ping_client_done_rpc; -} +sfw_test_client_ops_t ping_test_client = { + .tso_init = ping_client_init, + .tso_fini = ping_client_fini, + .tso_prep_rpc = ping_client_prep_rpc, + .tso_done_rpc = ping_client_done_rpc, +}; srpc_service_t ping_test_service; void ping_init_test_service(void) diff --git a/drivers/staging/lustre/lustre/include/lustre_dlm.h b/drivers/staging/lustre/lustre/include/lustre_dlm.h index 3552546..ce67377 100644 --- a/drivers/staging/lustre/lustre/include/lustre_dlm.h +++ b/drivers/staging/lustre/lustre/include/lustre_dlm.h @@ -1107,7 +1107,7 @@ struct ldlm_callback_suite { ldlm_completion_callback lcs_completion; ldlm_blocking_callback lcs_blocking; ldlm_glimpse_callback lcs_glimpse; -}; +} __no_const; /* ldlm_lockd.c */ int ldlm_del_waiting_lock(struct ldlm_lock *lock); diff --git a/drivers/staging/lustre/lustre/include/obd.h b/drivers/staging/lustre/lustre/include/obd.h index 9ad8c26..4e3c733 100644 --- a/drivers/staging/lustre/lustre/include/obd.h +++ b/drivers/staging/lustre/lustre/include/obd.h @@ -1364,7 +1364,7 @@ struct md_ops { * lprocfs_alloc_md_stats() in obdclass/lprocfs_status.c. Also, add a * wrapper function in include/linux/obd_class.h. */ -}; +} __no_const; struct lsm_operations { void (*lsm_free)(struct lov_stripe_md *); diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_flock.c b/drivers/staging/lustre/lustre/ldlm/ldlm_flock.c index a4c252f..b21acac 100644 --- a/drivers/staging/lustre/lustre/ldlm/ldlm_flock.c +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_flock.c @@ -258,7 +258,7 @@ ldlm_process_flock_lock(struct ldlm_lock *req, __u64 *flags, int first_enq, int added = (mode == LCK_NL); int overlaps = 0; int splitted = 0; - const struct ldlm_callback_suite null_cbs = { NULL }; + const struct ldlm_callback_suite null_cbs = { }; CDEBUG(D_DLMTRACE, "flags %#llx owner %llu pid %u mode %u start %llu end %llu\n", diff --git a/drivers/staging/lustre/lustre/libcfs/module.c b/drivers/staging/lustre/lustre/libcfs/module.c index 806f974..afed877 100644 --- a/drivers/staging/lustre/lustre/libcfs/module.c +++ b/drivers/staging/lustre/lustre/libcfs/module.c @@ -342,11 +342,11 @@ out: struct cfs_psdev_ops libcfs_psdev_ops = { - libcfs_psdev_open, - libcfs_psdev_release, - NULL, - NULL, - libcfs_ioctl + .p_open = libcfs_psdev_open, + .p_close = libcfs_psdev_release, + .p_read = NULL, + .p_write = NULL, + .p_ioctl = libcfs_ioctl }; static int init_libcfs_module(void) diff --git a/drivers/staging/octeon/ethernet-rx.c b/drivers/staging/octeon/ethernet-rx.c index d1a33a9..86e634e 100644 --- a/drivers/staging/octeon/ethernet-rx.c +++ b/drivers/staging/octeon/ethernet-rx.c @@ -363,15 +363,15 @@ static int cvm_oct_napi_poll(struct napi_struct *napi, int budget) /* Increment RX stats for virtual ports */ if (port >= CVMX_PIP_NUM_INPUT_PORTS) { #ifdef CONFIG_64BIT - atomic64_add(1, - (atomic64_t *)&priv->stats.rx_packets); - atomic64_add(skb->len, - (atomic64_t *)&priv->stats.rx_bytes); + atomic64_add_unchecked(1, + (atomic64_unchecked_t *)&priv->stats.rx_packets); + atomic64_add_unchecked(skb->len, + (atomic64_unchecked_t *)&priv->stats.rx_bytes); #else - atomic_add(1, - (atomic_t *)&priv->stats.rx_packets); - atomic_add(skb->len, - (atomic_t *)&priv->stats.rx_bytes); + atomic_add_unchecked(1, + (atomic_unchecked_t *)&priv->stats.rx_packets); + atomic_add_unchecked(skb->len, + (atomic_unchecked_t *)&priv->stats.rx_bytes); #endif } netif_receive_skb(skb); @@ -382,10 +382,10 @@ static int cvm_oct_napi_poll(struct napi_struct *napi, int budget) dev->name); */ #ifdef CONFIG_64BIT - atomic64_add(1, + atomic64_add_unchecked(1, (atomic64_t *)&priv->stats.rx_dropped); #else - atomic_add(1, + atomic_add_unchecked(1, (atomic_t *)&priv->stats.rx_dropped); #endif dev_kfree_skb_irq(skb); diff --git a/drivers/staging/octeon/ethernet.c b/drivers/staging/octeon/ethernet.c index 7274fda..ff5afcc 100644 --- a/drivers/staging/octeon/ethernet.c +++ b/drivers/staging/octeon/ethernet.c @@ -232,11 +232,11 @@ static struct net_device_stats *cvm_oct_common_get_stats(struct net_device *dev) * since the RX tasklet also increments it. */ #ifdef CONFIG_64BIT - atomic64_add(rx_status.dropped_packets, - (atomic64_t *)&priv->stats.rx_dropped); + atomic64_add_unchecked(rx_status.dropped_packets, + (atomic64_unchecked_t *)&priv->stats.rx_dropped); #else - atomic_add(rx_status.dropped_packets, - (atomic_t *)&priv->stats.rx_dropped); + atomic_add_unchecked(rx_status.dropped_packets, + (atomic_unchecked_t *)&priv->stats.rx_dropped); #endif } diff --git a/drivers/staging/rdma/ipath/ipath_rc.c b/drivers/staging/rdma/ipath/ipath_rc.c index 79b3dbc..96e5fcc 100644 --- a/drivers/staging/rdma/ipath/ipath_rc.c +++ b/drivers/staging/rdma/ipath/ipath_rc.c @@ -1868,7 +1868,7 @@ void ipath_rc_rcv(struct ipath_ibdev *dev, struct ipath_ib_header *hdr, struct ib_atomic_eth *ateth; struct ipath_ack_entry *e; u64 vaddr; - atomic64_t *maddr; + atomic64_unchecked_t *maddr; u64 sdata; u32 rkey; u8 next; @@ -1903,11 +1903,11 @@ void ipath_rc_rcv(struct ipath_ibdev *dev, struct ipath_ib_header *hdr, IB_ACCESS_REMOTE_ATOMIC))) goto nack_acc_unlck; /* Perform atomic OP and save result. */ - maddr = (atomic64_t *) qp->r_sge.sge.vaddr; + maddr = (atomic64_unchecked_t *) qp->r_sge.sge.vaddr; sdata = be64_to_cpu(ateth->swap_data); e = &qp->s_ack_queue[qp->r_head_ack_queue]; e->atomic_data = (opcode == OP(FETCH_ADD)) ? - (u64) atomic64_add_return(sdata, maddr) - sdata : + (u64) atomic64_add_return_unchecked(sdata, maddr) - sdata : (u64) cmpxchg((u64 *) qp->r_sge.sge.vaddr, be64_to_cpu(ateth->compare_data), sdata); diff --git a/drivers/staging/rdma/ipath/ipath_ruc.c b/drivers/staging/rdma/ipath/ipath_ruc.c index 1f95bba..9530f87 100644 --- a/drivers/staging/rdma/ipath/ipath_ruc.c +++ b/drivers/staging/rdma/ipath/ipath_ruc.c @@ -266,7 +266,7 @@ static void ipath_ruc_loopback(struct ipath_qp *sqp) unsigned long flags; struct ib_wc wc; u64 sdata; - atomic64_t *maddr; + atomic64_unchecked_t *maddr; enum ib_wc_status send_status; /* @@ -382,11 +382,11 @@ again: IB_ACCESS_REMOTE_ATOMIC))) goto acc_err; /* Perform atomic OP and save result. */ - maddr = (atomic64_t *) qp->r_sge.sge.vaddr; + maddr = (atomic64_unchecked_t *) qp->r_sge.sge.vaddr; sdata = wqe->wr.wr.atomic.compare_add; *(u64 *) sqp->s_sge.sge.vaddr = (wqe->wr.opcode == IB_WR_ATOMIC_FETCH_AND_ADD) ? - (u64) atomic64_add_return(sdata, maddr) - sdata : + (u64) atomic64_add_return_unchecked(sdata, maddr) - sdata : (u64) cmpxchg((u64 *) qp->r_sge.sge.vaddr, sdata, wqe->wr.wr.atomic.swap); goto send_comp; diff --git a/drivers/staging/rtl8188eu/include/hal_intf.h b/drivers/staging/rtl8188eu/include/hal_intf.h index e73c634..c835570 100644 --- a/drivers/staging/rtl8188eu/include/hal_intf.h +++ b/drivers/staging/rtl8188eu/include/hal_intf.h @@ -217,7 +217,7 @@ struct hal_ops { void (*hal_notch_filter)(struct adapter *adapter, bool enable); void (*hal_reset_security_engine)(struct adapter *adapter); -}; +} __no_const; enum rt_eeprom_type { EEPROM_93C46, diff --git a/drivers/staging/rtl8712/rtl871x_io.h b/drivers/staging/rtl8712/rtl871x_io.h index 070cc03..6806e37 100644 --- a/drivers/staging/rtl8712/rtl871x_io.h +++ b/drivers/staging/rtl8712/rtl871x_io.h @@ -108,7 +108,7 @@ struct _io_ops { u8 *pmem); u32 (*_write_port)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *pmem); -}; +} __no_const; struct io_req { struct list_head list; diff --git a/drivers/staging/sm750fb/sm750.c b/drivers/staging/sm750fb/sm750.c index 07f8afd..66ea627 100644 --- a/drivers/staging/sm750fb/sm750.c +++ b/drivers/staging/sm750fb/sm750.c @@ -766,6 +766,7 @@ static struct fb_ops lynxfb_ops = { .fb_set_par = lynxfb_ops_set_par, .fb_setcolreg = lynxfb_ops_setcolreg, .fb_blank = lynxfb_ops_blank, + .fb_pan_display = lynxfb_ops_pan_display, .fb_fillrect = cfb_fillrect, .fb_imageblit = cfb_imageblit, .fb_copyarea = cfb_copyarea, @@ -811,7 +812,6 @@ static int lynxfb_set_fbinfo(struct fb_info *info, int index) par->index = index; output->channel = &crtc->channel; sm750fb_set_drv(par); - lynxfb_ops.fb_pan_display = lynxfb_ops_pan_display; /* * set current cursor variable and proc pointer, @@ -834,16 +834,20 @@ static int lynxfb_set_fbinfo(struct fb_info *info, int index) crtc->cursor.share = share; memset_io(crtc->cursor.vstart, 0, crtc->cursor.size); if (!g_hwcursor) { - lynxfb_ops.fb_cursor = NULL; + pax_open_kernel(); + *(void **)&lynxfb_ops.fb_cursor = NULL; + pax_close_kernel(); crtc->cursor.disable(&crtc->cursor); } /* set info->fbops, must be set before fb_find_mode */ if (!share->accel_off) { /* use 2d acceleration */ - lynxfb_ops.fb_fillrect = lynxfb_ops_fillrect; - lynxfb_ops.fb_copyarea = lynxfb_ops_copyarea; - lynxfb_ops.fb_imageblit = lynxfb_ops_imageblit; + pax_open_kernel(); + *(void **)&lynxfb_ops.fb_fillrect = lynxfb_ops_fillrect; + *(void **)&lynxfb_ops.fb_copyarea = lynxfb_ops_copyarea; + *(void **)&lynxfb_ops.fb_imageblit = lynxfb_ops_imageblit; + pax_close_kernel(); } info->fbops = &lynxfb_ops; diff --git a/drivers/staging/unisys/visorbus/visorbus_private.h b/drivers/staging/unisys/visorbus/visorbus_private.h index 39edd20..d860d0c 100644 --- a/drivers/staging/unisys/visorbus/visorbus_private.h +++ b/drivers/staging/unisys/visorbus/visorbus_private.h @@ -34,7 +34,7 @@ struct visorchipset_busdev_notifiers { void (*device_destroy)(struct visor_device *bus_info); void (*device_pause)(struct visor_device *bus_info); void (*device_resume)(struct visor_device *bus_info); -}; +} __no_const; /* These functions live inside visorchipset, and will be called to indicate * responses to specific events (by code outside of visorchipset). @@ -49,7 +49,7 @@ struct visorchipset_busdev_responders { void (*device_destroy)(struct visor_device *p, int response); void (*device_pause)(struct visor_device *p, int response); void (*device_resume)(struct visor_device *p, int response); -}; +} __no_const; /** Register functions (in the bus driver) to get called by visorchipset * whenever a bus or device appears for which this guest is to be the diff --git a/drivers/target/sbp/sbp_target.c b/drivers/target/sbp/sbp_target.c index 0edf320..49afe95 100644 --- a/drivers/target/sbp/sbp_target.c +++ b/drivers/target/sbp/sbp_target.c @@ -60,7 +60,7 @@ static const u32 sbp_unit_directory_template[] = { #define SESSION_MAINTENANCE_INTERVAL HZ -static atomic_t login_id = ATOMIC_INIT(0); +static atomic_unchecked_t login_id = ATOMIC_INIT(0); static void session_maintenance_work(struct work_struct *); static int sbp_run_transaction(struct fw_card *, int, int, int, int, @@ -441,7 +441,7 @@ static void sbp_management_request_login( login->login_lun = unpacked_lun; login->status_fifo_addr = sbp2_pointer_to_addr(&req->orb.status_fifo); login->exclusive = LOGIN_ORB_EXCLUSIVE(be32_to_cpu(req->orb.misc)); - login->login_id = atomic_inc_return(&login_id); + login->login_id = atomic_inc_return_unchecked(&login_id); login->tgt_agt = sbp_target_agent_register(login); if (IS_ERR(login->tgt_agt)) { diff --git a/drivers/target/target_core_sbc.c b/drivers/target/target_core_sbc.c index 0b4b2a6..98698d8 100644 --- a/drivers/target/target_core_sbc.c +++ b/drivers/target/target_core_sbc.c @@ -371,7 +371,8 @@ sbc_setup_write_same(struct se_cmd *cmd, unsigned char *flags, struct sbc_ops *o return 0; } -static sense_reason_t xdreadwrite_callback(struct se_cmd *cmd, bool success) +static sense_reason_t xdreadwrite_callback(struct se_cmd *cmd, bool success, + int *post_ret) { unsigned char *buf, *addr; struct scatterlist *sg; @@ -437,7 +438,8 @@ sbc_execute_rw(struct se_cmd *cmd) cmd->data_direction); } -static sense_reason_t compare_and_write_post(struct se_cmd *cmd, bool success) +static sense_reason_t compare_and_write_post(struct se_cmd *cmd, bool success, + int *post_ret) { struct se_device *dev = cmd->se_dev; @@ -447,8 +449,10 @@ static sense_reason_t compare_and_write_post(struct se_cmd *cmd, bool success) * sent to the backend driver. */ spin_lock_irq(&cmd->t_state_lock); - if ((cmd->transport_state & CMD_T_SENT) && !cmd->scsi_status) + if ((cmd->transport_state & CMD_T_SENT) && !cmd->scsi_status) { cmd->se_cmd_flags |= SCF_COMPARE_AND_WRITE_POST; + *post_ret = 1; + } spin_unlock_irq(&cmd->t_state_lock); /* @@ -460,7 +464,8 @@ static sense_reason_t compare_and_write_post(struct se_cmd *cmd, bool success) return TCM_NO_SENSE; } -static sense_reason_t compare_and_write_callback(struct se_cmd *cmd, bool success) +static sense_reason_t compare_and_write_callback(struct se_cmd *cmd, bool success, + int *post_ret) { struct se_device *dev = cmd->se_dev; struct scatterlist *write_sg = NULL, *sg; @@ -556,11 +561,11 @@ static sense_reason_t compare_and_write_callback(struct se_cmd *cmd, bool succes if (block_size < PAGE_SIZE) { sg_set_page(&write_sg[i], m.page, block_size, - block_size); + m.piter.sg->offset + block_size); } else { sg_miter_next(&m); sg_set_page(&write_sg[i], m.page, block_size, - 0); + m.piter.sg->offset); } len -= block_size; i++; diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index 5bacc7b..010b8c4 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -1658,7 +1658,7 @@ bool target_stop_cmd(struct se_cmd *cmd, unsigned long *flags) void transport_generic_request_failure(struct se_cmd *cmd, sense_reason_t sense_reason) { - int ret = 0; + int ret = 0, post_ret = 0; pr_debug("-----[ Storage Engine Exception for cmd: %p ITT: 0x%08llx" " CDB: 0x%02x\n", cmd, cmd->tag, cmd->t_task_cdb[0]); @@ -1680,7 +1680,7 @@ void transport_generic_request_failure(struct se_cmd *cmd, */ if ((cmd->se_cmd_flags & SCF_COMPARE_AND_WRITE) && cmd->transport_complete_callback) - cmd->transport_complete_callback(cmd, false); + cmd->transport_complete_callback(cmd, false, &post_ret); switch (sense_reason) { case TCM_NON_EXISTENT_LUN: @@ -2068,11 +2068,13 @@ static void target_complete_ok_work(struct work_struct *work) */ if (cmd->transport_complete_callback) { sense_reason_t rc; + bool caw = (cmd->se_cmd_flags & SCF_COMPARE_AND_WRITE); + bool zero_dl = !(cmd->data_length); + int post_ret = 0; - rc = cmd->transport_complete_callback(cmd, true); - if (!rc && !(cmd->se_cmd_flags & SCF_COMPARE_AND_WRITE_POST)) { - if ((cmd->se_cmd_flags & SCF_COMPARE_AND_WRITE) && - !cmd->data_length) + rc = cmd->transport_complete_callback(cmd, true, &post_ret); + if (!rc && !post_ret) { + if (caw && zero_dl) goto queue_rsp; return; diff --git a/drivers/thermal/cpu_cooling.c b/drivers/thermal/cpu_cooling.c index 42c6f71..1c64309 100644 --- a/drivers/thermal/cpu_cooling.c +++ b/drivers/thermal/cpu_cooling.c @@ -838,10 +838,11 @@ __cpufreq_cooling_register(struct device_node *np, cpumask_copy(&cpufreq_dev->allowed_cpus, clip_cpus); if (capacitance) { - cpufreq_cooling_ops.get_requested_power = - cpufreq_get_requested_power; - cpufreq_cooling_ops.state2power = cpufreq_state2power; - cpufreq_cooling_ops.power2state = cpufreq_power2state; + pax_open_kernel(); + *(void **)&cpufreq_cooling_ops.get_requested_power = cpufreq_get_requested_power; + *(void **)&cpufreq_cooling_ops.state2power = cpufreq_state2power; + *(void **)&cpufreq_cooling_ops.power2state = cpufreq_power2state; + pax_close_kernel(); cpufreq_dev->plat_get_static_power = plat_static_func; ret = build_dyn_power_table(cpufreq_dev, capacitance); diff --git a/drivers/thermal/int340x_thermal/int3400_thermal.c b/drivers/thermal/int340x_thermal/int3400_thermal.c index 5836e55..740ab89 100644 --- a/drivers/thermal/int340x_thermal/int3400_thermal.c +++ b/drivers/thermal/int340x_thermal/int3400_thermal.c @@ -272,8 +272,10 @@ static int int3400_thermal_probe(struct platform_device *pdev) platform_set_drvdata(pdev, priv); if (priv->uuid_bitmap & 1 << INT3400_THERMAL_PASSIVE_1) { - int3400_thermal_ops.get_mode = int3400_thermal_get_mode; - int3400_thermal_ops.set_mode = int3400_thermal_set_mode; + pax_open_kernel(); + *(void **)&int3400_thermal_ops.get_mode = int3400_thermal_get_mode; + *(void **)&int3400_thermal_ops.set_mode = int3400_thermal_set_mode; + pax_close_kernel(); } priv->thermal = thermal_zone_device_register("INT3400 Thermal", 0, 0, priv, &int3400_thermal_ops, diff --git a/drivers/thermal/of-thermal.c b/drivers/thermal/of-thermal.c index 42b7d42..d48c0db 100644 --- a/drivers/thermal/of-thermal.c +++ b/drivers/thermal/of-thermal.c @@ -31,6 +31,7 @@ #include <linux/export.h> #include <linux/string.h> #include <linux/thermal.h> +#include <linux/mm.h> #include "thermal_core.h" @@ -417,9 +418,11 @@ thermal_zone_of_add_sensor(struct device_node *zone, tz->ops = ops; tz->sensor_data = data; - tzd->ops->get_temp = of_thermal_get_temp; - tzd->ops->get_trend = of_thermal_get_trend; - tzd->ops->set_emul_temp = of_thermal_set_emul_temp; + pax_open_kernel(); + *(void **)&tzd->ops->get_temp = of_thermal_get_temp; + *(void **)&tzd->ops->get_trend = of_thermal_get_trend; + *(void **)&tzd->ops->set_emul_temp = of_thermal_set_emul_temp; + pax_close_kernel(); mutex_unlock(&tzd->lock); return tzd; @@ -549,9 +552,11 @@ void thermal_zone_of_sensor_unregister(struct device *dev, return; mutex_lock(&tzd->lock); - tzd->ops->get_temp = NULL; - tzd->ops->get_trend = NULL; - tzd->ops->set_emul_temp = NULL; + pax_open_kernel(); + *(void **)&tzd->ops->get_temp = NULL; + *(void **)&tzd->ops->get_trend = NULL; + *(void **)&tzd->ops->set_emul_temp = NULL; + pax_close_kernel(); tz->ops = NULL; tz->sensor_data = NULL; diff --git a/drivers/thermal/x86_pkg_temp_thermal.c b/drivers/thermal/x86_pkg_temp_thermal.c index 7fc919f..19f23a5 100644 --- a/drivers/thermal/x86_pkg_temp_thermal.c +++ b/drivers/thermal/x86_pkg_temp_thermal.c @@ -567,7 +567,7 @@ static int pkg_temp_thermal_cpu_callback(struct notifier_block *nfb, return NOTIFY_OK; } -static struct notifier_block pkg_temp_thermal_notifier __refdata = { +static struct notifier_block pkg_temp_thermal_notifier __refconst = { .notifier_call = pkg_temp_thermal_cpu_callback, }; diff --git a/drivers/tty/cyclades.c b/drivers/tty/cyclades.c index 87f6578..905c8f8 100644 --- a/drivers/tty/cyclades.c +++ b/drivers/tty/cyclades.c @@ -1570,10 +1570,10 @@ static int cy_open(struct tty_struct *tty, struct file *filp) printk(KERN_DEBUG "cyc:cy_open ttyC%d, count = %d\n", info->line, info->port.count); #endif - info->port.count++; + atomic_inc(&info->port.count); #ifdef CY_DEBUG_COUNT printk(KERN_DEBUG "cyc:cy_open (%d): incrementing count to %d\n", - current->pid, info->port.count); + current->pid, atomic_read(&info->port.count)); #endif /* @@ -3970,7 +3970,7 @@ static int cyclades_proc_show(struct seq_file *m, void *v) for (j = 0; j < cy_card[i].nports; j++) { info = &cy_card[i].ports[j]; - if (info->port.count) { + if (atomic_read(&info->port.count)) { /* XXX is the ldisc num worth this? */ struct tty_struct *tty; struct tty_ldisc *ld; diff --git a/drivers/tty/hvc/hvc_console.c b/drivers/tty/hvc/hvc_console.c index 4e9c4cc..2199d8f 100644 --- a/drivers/tty/hvc/hvc_console.c +++ b/drivers/tty/hvc/hvc_console.c @@ -343,7 +343,7 @@ static int hvc_open(struct tty_struct *tty, struct file * filp) spin_lock_irqsave(&hp->port.lock, flags); /* Check and then increment for fast path open. */ - if (hp->port.count++ > 0) { + if (atomic_inc_return(&hp->port.count) > 1) { spin_unlock_irqrestore(&hp->port.lock, flags); hvc_kick(); return 0; @@ -398,7 +398,7 @@ static void hvc_close(struct tty_struct *tty, struct file * filp) spin_lock_irqsave(&hp->port.lock, flags); - if (--hp->port.count == 0) { + if (atomic_dec_return(&hp->port.count) == 0) { spin_unlock_irqrestore(&hp->port.lock, flags); /* We are done with the tty pointer now. */ tty_port_tty_set(&hp->port, NULL); @@ -420,9 +420,9 @@ static void hvc_close(struct tty_struct *tty, struct file * filp) */ tty_wait_until_sent_from_close(tty, HVC_CLOSE_WAIT); } else { - if (hp->port.count < 0) + if (atomic_read(&hp->port.count) < 0) printk(KERN_ERR "hvc_close %X: oops, count is %d\n", - hp->vtermno, hp->port.count); + hp->vtermno, atomic_read(&hp->port.count)); spin_unlock_irqrestore(&hp->port.lock, flags); } } @@ -452,12 +452,12 @@ static void hvc_hangup(struct tty_struct *tty) * open->hangup case this can be called after the final close so prevent * that from happening for now. */ - if (hp->port.count <= 0) { + if (atomic_read(&hp->port.count) <= 0) { spin_unlock_irqrestore(&hp->port.lock, flags); return; } - hp->port.count = 0; + atomic_set(&hp->port.count, 0); spin_unlock_irqrestore(&hp->port.lock, flags); tty_port_tty_set(&hp->port, NULL); @@ -505,7 +505,7 @@ static int hvc_write(struct tty_struct *tty, const unsigned char *buf, int count return -EPIPE; /* FIXME what's this (unprotected) check for? */ - if (hp->port.count <= 0) + if (atomic_read(&hp->port.count) <= 0) return -EIO; spin_lock_irqsave(&hp->lock, flags); diff --git a/drivers/tty/hvc/hvcs.c b/drivers/tty/hvc/hvcs.c index f7ff97c..0c0ebbf 100644 --- a/drivers/tty/hvc/hvcs.c +++ b/drivers/tty/hvc/hvcs.c @@ -83,6 +83,7 @@ #include <asm/hvcserver.h> #include <asm/uaccess.h> #include <asm/vio.h> +#include <asm/local.h> /* * 1.3.0 -> 1.3.1 In hvcs_open memset(..,0x00,..) instead of memset(..,0x3F,00). @@ -416,7 +417,7 @@ static ssize_t hvcs_vterm_state_store(struct device *dev, struct device_attribut spin_lock_irqsave(&hvcsd->lock, flags); - if (hvcsd->port.count > 0) { + if (atomic_read(&hvcsd->port.count) > 0) { spin_unlock_irqrestore(&hvcsd->lock, flags); printk(KERN_INFO "HVCS: vterm state unchanged. " "The hvcs device node is still in use.\n"); @@ -1127,7 +1128,7 @@ static int hvcs_install(struct tty_driver *driver, struct tty_struct *tty) } } - hvcsd->port.count = 0; + atomic_set(&hvcsd->port.count, 0); hvcsd->port.tty = tty; tty->driver_data = hvcsd; @@ -1180,7 +1181,7 @@ static int hvcs_open(struct tty_struct *tty, struct file *filp) unsigned long flags; spin_lock_irqsave(&hvcsd->lock, flags); - hvcsd->port.count++; + atomic_inc(&hvcsd->port.count); hvcsd->todo_mask |= HVCS_SCHED_READ; spin_unlock_irqrestore(&hvcsd->lock, flags); @@ -1216,7 +1217,7 @@ static void hvcs_close(struct tty_struct *tty, struct file *filp) hvcsd = tty->driver_data; spin_lock_irqsave(&hvcsd->lock, flags); - if (--hvcsd->port.count == 0) { + if (atomic_dec_and_test(&hvcsd->port.count)) { vio_disable_interrupts(hvcsd->vdev); @@ -1241,10 +1242,10 @@ static void hvcs_close(struct tty_struct *tty, struct file *filp) free_irq(irq, hvcsd); return; - } else if (hvcsd->port.count < 0) { + } else if (atomic_read(&hvcsd->port.count) < 0) { printk(KERN_ERR "HVCS: vty-server@%X open_count: %d" " is missmanaged.\n", - hvcsd->vdev->unit_address, hvcsd->port.count); + hvcsd->vdev->unit_address, atomic_read(&hvcsd->port.count)); } spin_unlock_irqrestore(&hvcsd->lock, flags); @@ -1266,7 +1267,7 @@ static void hvcs_hangup(struct tty_struct * tty) spin_lock_irqsave(&hvcsd->lock, flags); /* Preserve this so that we know how many kref refs to put */ - temp_open_count = hvcsd->port.count; + temp_open_count = atomic_read(&hvcsd->port.count); /* * Don't kref put inside the spinlock because the destruction @@ -1281,7 +1282,7 @@ static void hvcs_hangup(struct tty_struct * tty) tty->driver_data = NULL; hvcsd->port.tty = NULL; - hvcsd->port.count = 0; + atomic_set(&hvcsd->port.count, 0); /* This will drop any buffered data on the floor which is OK in a hangup * scenario. */ @@ -1352,7 +1353,7 @@ static int hvcs_write(struct tty_struct *tty, * the middle of a write operation? This is a crummy place to do this * but we want to keep it all in the spinlock. */ - if (hvcsd->port.count <= 0) { + if (atomic_read(&hvcsd->port.count) <= 0) { spin_unlock_irqrestore(&hvcsd->lock, flags); return -ENODEV; } @@ -1426,7 +1427,7 @@ static int hvcs_write_room(struct tty_struct *tty) { struct hvcs_struct *hvcsd = tty->driver_data; - if (!hvcsd || hvcsd->port.count <= 0) + if (!hvcsd || atomic_read(&hvcsd->port.count) <= 0) return 0; return HVCS_BUFF_LEN - hvcsd->chars_in_buffer; diff --git a/drivers/tty/hvc/hvsi.c b/drivers/tty/hvc/hvsi.c index a75146f..a52c717 100644 --- a/drivers/tty/hvc/hvsi.c +++ b/drivers/tty/hvc/hvsi.c @@ -85,7 +85,7 @@ struct hvsi_struct { int n_outbuf; uint32_t vtermno; uint32_t virq; - atomic_t seqno; /* HVSI packet sequence number */ + atomic_unchecked_t seqno; /* HVSI packet sequence number */ uint16_t mctrl; uint8_t state; /* HVSI protocol state */ uint8_t flags; @@ -297,7 +297,7 @@ static int hvsi_version_respond(struct hvsi_struct *hp, uint16_t query_seqno) packet.hdr.type = VS_QUERY_RESPONSE_PACKET_HEADER; packet.hdr.len = sizeof(struct hvsi_query_response); - packet.hdr.seqno = cpu_to_be16(atomic_inc_return(&hp->seqno)); + packet.hdr.seqno = cpu_to_be16(atomic_inc_return_unchecked(&hp->seqno)); packet.verb = cpu_to_be16(VSV_SEND_VERSION_NUMBER); packet.u.version = HVSI_VERSION; packet.query_seqno = cpu_to_be16(query_seqno+1); @@ -557,7 +557,7 @@ static int hvsi_query(struct hvsi_struct *hp, uint16_t verb) packet.hdr.type = VS_QUERY_PACKET_HEADER; packet.hdr.len = sizeof(struct hvsi_query); - packet.hdr.seqno = cpu_to_be16(atomic_inc_return(&hp->seqno)); + packet.hdr.seqno = cpu_to_be16(atomic_inc_return_unchecked(&hp->seqno)); packet.verb = cpu_to_be16(verb); pr_debug("%s: sending %i bytes\n", __func__, packet.hdr.len); @@ -599,7 +599,7 @@ static int hvsi_set_mctrl(struct hvsi_struct *hp, uint16_t mctrl) int wrote; packet.hdr.type = VS_CONTROL_PACKET_HEADER; - packet.hdr.seqno = cpu_to_be16(atomic_inc_return(&hp->seqno)); + packet.hdr.seqno = cpu_to_be16(atomic_inc_return_unchecked(&hp->seqno)); packet.hdr.len = sizeof(struct hvsi_control); packet.verb = cpu_to_be16(VSV_SET_MODEM_CTL); packet.mask = cpu_to_be32(HVSI_TSDTR); @@ -682,7 +682,7 @@ static int hvsi_put_chars(struct hvsi_struct *hp, const char *buf, int count) BUG_ON(count > HVSI_MAX_OUTGOING_DATA); packet.hdr.type = VS_DATA_PACKET_HEADER; - packet.hdr.seqno = cpu_to_be16(atomic_inc_return(&hp->seqno)); + packet.hdr.seqno = cpu_to_be16(atomic_inc_return_unchecked(&hp->seqno)); packet.hdr.len = count + sizeof(struct hvsi_header); memcpy(&packet.data, buf, count); @@ -699,7 +699,7 @@ static void hvsi_close_protocol(struct hvsi_struct *hp) struct hvsi_control packet __ALIGNED__; packet.hdr.type = VS_CONTROL_PACKET_HEADER; - packet.hdr.seqno = cpu_to_be16(atomic_inc_return(&hp->seqno)); + packet.hdr.seqno = cpu_to_be16(atomic_inc_return_unchecked(&hp->seqno)); packet.hdr.len = 6; packet.verb = cpu_to_be16(VSV_CLOSE_PROTOCOL); @@ -727,7 +727,7 @@ static int hvsi_open(struct tty_struct *tty, struct file *filp) tty_port_tty_set(&hp->port, tty); spin_lock_irqsave(&hp->lock, flags); - hp->port.count++; + atomic_inc(&hp->port.count); atomic_set(&hp->seqno, 0); h_vio_signal(hp->vtermno, VIO_IRQ_ENABLE); spin_unlock_irqrestore(&hp->lock, flags); @@ -784,7 +784,7 @@ static void hvsi_close(struct tty_struct *tty, struct file *filp) spin_lock_irqsave(&hp->lock, flags); - if (--hp->port.count == 0) { + if (atomic_dec_return(&hp->port.count) == 0) { tty_port_tty_set(&hp->port, NULL); hp->inbuf_end = hp->inbuf; /* discard remaining partial packets */ @@ -817,9 +817,9 @@ static void hvsi_close(struct tty_struct *tty, struct file *filp) spin_lock_irqsave(&hp->lock, flags); } - } else if (hp->port.count < 0) + } else if (atomic_read(&hp->port.count) < 0) printk(KERN_ERR "hvsi_close %lu: oops, count is %d\n", - hp - hvsi_ports, hp->port.count); + hp - hvsi_ports, atomic_read(&hp->port.count)); spin_unlock_irqrestore(&hp->lock, flags); } @@ -834,7 +834,7 @@ static void hvsi_hangup(struct tty_struct *tty) tty_port_tty_set(&hp->port, NULL); spin_lock_irqsave(&hp->lock, flags); - hp->port.count = 0; + atomic_set(&hp->port.count, 0); hp->n_outbuf = 0; spin_unlock_irqrestore(&hp->lock, flags); } diff --git a/drivers/tty/hvc/hvsi_lib.c b/drivers/tty/hvc/hvsi_lib.c index a270f04..7c77b5d 100644 --- a/drivers/tty/hvc/hvsi_lib.c +++ b/drivers/tty/hvc/hvsi_lib.c @@ -8,7 +8,7 @@ static int hvsi_send_packet(struct hvsi_priv *pv, struct hvsi_header *packet) { - packet->seqno = cpu_to_be16(atomic_inc_return(&pv->seqno)); + packet->seqno = cpu_to_be16(atomic_inc_return_unchecked(&pv->seqno)); /* Assumes that always succeeds, works in practice */ return pv->put_chars(pv->termno, (char *)packet, packet->len); @@ -20,7 +20,7 @@ static void hvsi_start_handshake(struct hvsi_priv *pv) /* Reset state */ pv->established = 0; - atomic_set(&pv->seqno, 0); + atomic_set_unchecked(&pv->seqno, 0); pr_devel("HVSI@%x: Handshaking started\n", pv->termno); diff --git a/drivers/tty/ipwireless/tty.c b/drivers/tty/ipwireless/tty.c index 345cebb..d5a1e9e 100644 --- a/drivers/tty/ipwireless/tty.c +++ b/drivers/tty/ipwireless/tty.c @@ -28,6 +28,7 @@ #include <linux/tty_driver.h> #include <linux/tty_flip.h> #include <linux/uaccess.h> +#include <asm/local.h> #include "tty.h" #include "network.h" @@ -93,10 +94,10 @@ static int ipw_open(struct tty_struct *linux_tty, struct file *filp) return -ENODEV; mutex_lock(&tty->ipw_tty_mutex); - if (tty->port.count == 0) + if (atomic_read(&tty->port.count) == 0) tty->tx_bytes_queued = 0; - tty->port.count++; + atomic_inc(&tty->port.count); tty->port.tty = linux_tty; linux_tty->driver_data = tty; @@ -112,9 +113,7 @@ static int ipw_open(struct tty_struct *linux_tty, struct file *filp) static void do_ipw_close(struct ipw_tty *tty) { - tty->port.count--; - - if (tty->port.count == 0) { + if (atomic_dec_return(&tty->port.count) == 0) { struct tty_struct *linux_tty = tty->port.tty; if (linux_tty != NULL) { @@ -135,7 +134,7 @@ static void ipw_hangup(struct tty_struct *linux_tty) return; mutex_lock(&tty->ipw_tty_mutex); - if (tty->port.count == 0) { + if (atomic_read(&tty->port.count) == 0) { mutex_unlock(&tty->ipw_tty_mutex); return; } @@ -158,7 +157,7 @@ void ipwireless_tty_received(struct ipw_tty *tty, unsigned char *data, mutex_lock(&tty->ipw_tty_mutex); - if (!tty->port.count) { + if (!atomic_read(&tty->port.count)) { mutex_unlock(&tty->ipw_tty_mutex); return; } @@ -197,7 +196,7 @@ static int ipw_write(struct tty_struct *linux_tty, return -ENODEV; mutex_lock(&tty->ipw_tty_mutex); - if (!tty->port.count) { + if (!atomic_read(&tty->port.count)) { mutex_unlock(&tty->ipw_tty_mutex); return -EINVAL; } @@ -237,7 +236,7 @@ static int ipw_write_room(struct tty_struct *linux_tty) if (!tty) return -ENODEV; - if (!tty->port.count) + if (!atomic_read(&tty->port.count)) return -EINVAL; room = IPWIRELESS_TX_QUEUE_SIZE - tty->tx_bytes_queued; @@ -279,7 +278,7 @@ static int ipw_chars_in_buffer(struct tty_struct *linux_tty) if (!tty) return 0; - if (!tty->port.count) + if (!atomic_read(&tty->port.count)) return 0; return tty->tx_bytes_queued; @@ -360,7 +359,7 @@ static int ipw_tiocmget(struct tty_struct *linux_tty) if (!tty) return -ENODEV; - if (!tty->port.count) + if (!atomic_read(&tty->port.count)) return -EINVAL; return get_control_lines(tty); @@ -376,7 +375,7 @@ ipw_tiocmset(struct tty_struct *linux_tty, if (!tty) return -ENODEV; - if (!tty->port.count) + if (!atomic_read(&tty->port.count)) return -EINVAL; return set_control_lines(tty, set, clear); @@ -390,7 +389,7 @@ static int ipw_ioctl(struct tty_struct *linux_tty, if (!tty) return -ENODEV; - if (!tty->port.count) + if (!atomic_read(&tty->port.count)) return -EINVAL; /* FIXME: Exactly how is the tty object locked here .. */ @@ -546,7 +545,7 @@ void ipwireless_tty_free(struct ipw_tty *tty) * are gone */ mutex_lock(&ttyj->ipw_tty_mutex); } - while (ttyj->port.count) + while (atomic_read(&ttyj->port.count)) do_ipw_close(ttyj); ipwireless_disassociate_network_ttys(network, ttyj->channel_idx); diff --git a/drivers/tty/moxa.c b/drivers/tty/moxa.c index 14c54e0..1efd4f2 100644 --- a/drivers/tty/moxa.c +++ b/drivers/tty/moxa.c @@ -1189,7 +1189,7 @@ static int moxa_open(struct tty_struct *tty, struct file *filp) } ch = &brd->ports[port % MAX_PORTS_PER_BOARD]; - ch->port.count++; + atomic_inc(&ch->port.count); tty->driver_data = ch; tty_port_tty_set(&ch->port, tty); mutex_lock(&ch->port.mutex); diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c index c3fe026..9cfe421 100644 --- a/drivers/tty/n_gsm.c +++ b/drivers/tty/n_gsm.c @@ -1644,7 +1644,7 @@ static struct gsm_dlci *gsm_dlci_alloc(struct gsm_mux *gsm, int addr) spin_lock_init(&dlci->lock); mutex_init(&dlci->mutex); dlci->fifo = &dlci->_fifo; - if (kfifo_alloc(&dlci->_fifo, 4096, GFP_KERNEL) < 0) { + if (kfifo_alloc(&dlci->_fifo, 4096, GFP_KERNEL)) { kfree(dlci); return NULL; } @@ -2957,7 +2957,7 @@ static int gsmtty_open(struct tty_struct *tty, struct file *filp) struct gsm_dlci *dlci = tty->driver_data; struct tty_port *port = &dlci->port; - port->count++; + atomic_inc(&port->count); tty_port_tty_set(port, tty); dlci->modem_rx = 0; diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index a0285da..e84f8de 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -1514,7 +1514,7 @@ n_tty_receive_char_lnext(struct tty_struct *tty, unsigned char c, char flag) static void n_tty_receive_buf_real_raw(struct tty_struct *tty, const unsigned char *cp, - char *fp, int count) + char *fp, size_t count) { struct n_tty_data *ldata = tty->disc_data; size_t n, head; @@ -1534,7 +1534,7 @@ n_tty_receive_buf_real_raw(struct tty_struct *tty, const unsigned char *cp, static void n_tty_receive_buf_raw(struct tty_struct *tty, const unsigned char *cp, - char *fp, int count) + char *fp, size_t count) { struct n_tty_data *ldata = tty->disc_data; char flag = TTY_NORMAL; @@ -1551,7 +1551,7 @@ n_tty_receive_buf_raw(struct tty_struct *tty, const unsigned char *cp, static void n_tty_receive_buf_closing(struct tty_struct *tty, const unsigned char *cp, - char *fp, int count) + char *fp, size_t count) { char flag = TTY_NORMAL; @@ -1567,7 +1567,7 @@ n_tty_receive_buf_closing(struct tty_struct *tty, const unsigned char *cp, static void n_tty_receive_buf_standard(struct tty_struct *tty, const unsigned char *cp, - char *fp, int count) + char *fp, size_t count) { struct n_tty_data *ldata = tty->disc_data; char flag = TTY_NORMAL; @@ -1601,7 +1601,7 @@ n_tty_receive_buf_standard(struct tty_struct *tty, const unsigned char *cp, static void n_tty_receive_buf_fast(struct tty_struct *tty, const unsigned char *cp, - char *fp, int count) + char *fp, size_t count) { struct n_tty_data *ldata = tty->disc_data; char flag = TTY_NORMAL; @@ -1626,7 +1626,7 @@ n_tty_receive_buf_fast(struct tty_struct *tty, const unsigned char *cp, } static void __receive_buf(struct tty_struct *tty, const unsigned char *cp, - char *fp, int count) + char *fp, size_t count) { struct n_tty_data *ldata = tty->disc_data; bool preops = I_ISTRIP(tty) || (I_IUCLC(tty) && L_IEXTEN(tty)); @@ -1704,10 +1704,10 @@ static void __receive_buf(struct tty_struct *tty, const unsigned char *cp, */ static int n_tty_receive_buf_common(struct tty_struct *tty, const unsigned char *cp, - char *fp, int count, int flow) + char *fp, size_t count, int flow) { struct n_tty_data *ldata = tty->disc_data; - int room, n, rcvd = 0, overflow; + size_t room, n, rcvd = 0, overflow; down_read(&tty->termios_rwsem); @@ -2583,6 +2583,7 @@ void n_tty_inherit_ops(struct tty_ldisc_ops *ops) { *ops = tty_ldisc_N_TTY; ops->owner = NULL; - ops->refcount = ops->flags = 0; + atomic_set(&ops->refcount, 0); + ops->flags = 0; } EXPORT_SYMBOL_GPL(n_tty_inherit_ops); diff --git a/drivers/tty/pty.c b/drivers/tty/pty.c index 4d5937c..d6ae539 100644 --- a/drivers/tty/pty.c +++ b/drivers/tty/pty.c @@ -857,8 +857,10 @@ static void __init unix98_pty_init(void) panic("Couldn't register Unix98 pts driver"); /* Now create the /dev/ptmx special device */ + pax_open_kernel(); tty_default_fops(&ptmx_fops); - ptmx_fops.open = ptmx_open; + *(void **)&ptmx_fops.open = ptmx_open; + pax_close_kernel(); cdev_init(&ptmx_cdev, &ptmx_fops); if (cdev_add(&ptmx_cdev, MKDEV(TTYAUX_MAJOR, 2), 1) || diff --git a/drivers/tty/rocket.c b/drivers/tty/rocket.c index c8dd8dc..dca6cfd 100644 --- a/drivers/tty/rocket.c +++ b/drivers/tty/rocket.c @@ -914,7 +914,7 @@ static int rp_open(struct tty_struct *tty, struct file *filp) tty->driver_data = info; tty_port_tty_set(port, tty); - if (port->count++ == 0) { + if (atomic_inc_return(&port->count) == 1) { atomic_inc(&rp_num_ports_open); #ifdef ROCKET_DEBUG_OPEN @@ -923,7 +923,7 @@ static int rp_open(struct tty_struct *tty, struct file *filp) #endif } #ifdef ROCKET_DEBUG_OPEN - printk(KERN_INFO "rp_open ttyR%d, count=%d\n", info->line, info->port.count); + printk(KERN_INFO "rp_open ttyR%d, count=%d\n", info->line, atomic-read(&info->port.count)); #endif /* @@ -1515,7 +1515,7 @@ static void rp_hangup(struct tty_struct *tty) spin_unlock_irqrestore(&info->port.lock, flags); return; } - if (info->port.count) + if (atomic_read(&info->port.count)) atomic_dec(&rp_num_ports_open); clear_bit((info->aiop * 8) + info->chan, (void *) &xmit_flags[info->board]); spin_unlock_irqrestore(&info->port.lock, flags); diff --git a/drivers/tty/serial/8250/8250_core.c b/drivers/tty/serial/8250/8250_core.c index 271d121..f2e750c 100644 --- a/drivers/tty/serial/8250/8250_core.c +++ b/drivers/tty/serial/8250/8250_core.c @@ -488,9 +488,9 @@ static void univ8250_release_port(struct uart_port *port) static void univ8250_rsa_support(struct uart_ops *ops) { - ops->config_port = univ8250_config_port; - ops->request_port = univ8250_request_port; - ops->release_port = univ8250_release_port; + *(void **)&ops->config_port = univ8250_config_port; + *(void **)&ops->request_port = univ8250_request_port; + *(void **)&ops->release_port = univ8250_release_port; } #else @@ -533,8 +533,10 @@ static void __init serial8250_isa_init_ports(void) } /* chain base port ops to support Remote Supervisor Adapter */ - univ8250_port_ops = *base_ops; + pax_open_kernel(); + memcpy((void *)&univ8250_port_ops, base_ops, sizeof univ8250_port_ops); univ8250_rsa_support(&univ8250_port_ops); + pax_close_kernel(); if (share_irqs) irqflag = IRQF_SHARED; diff --git a/drivers/tty/serial/ifx6x60.c b/drivers/tty/serial/ifx6x60.c index 536a33b..1b98f43 100644 --- a/drivers/tty/serial/ifx6x60.c +++ b/drivers/tty/serial/ifx6x60.c @@ -649,7 +649,7 @@ static void ifx_spi_complete(void *ctx) struct ifx_spi_device *ifx_dev = ctx; int length; int actual_length; - unsigned char more; + unsigned char more = 0; unsigned char cts; int local_write_pending = 0; int queue_length; diff --git a/drivers/tty/serial/ioc4_serial.c b/drivers/tty/serial/ioc4_serial.c index e5c42fe..f091b02 100644 --- a/drivers/tty/serial/ioc4_serial.c +++ b/drivers/tty/serial/ioc4_serial.c @@ -437,7 +437,7 @@ struct ioc4_soft { } is_intr_info[MAX_IOC4_INTR_ENTS]; /* Number of entries active in the above array */ - atomic_t is_num_intrs; + atomic_unchecked_t is_num_intrs; } is_intr_type[IOC4_NUM_INTR_TYPES]; /* is_ir_lock must be held while @@ -974,7 +974,7 @@ intr_connect(struct ioc4_soft *soft, int type, BUG_ON(!((type == IOC4_SIO_INTR_TYPE) || (type == IOC4_OTHER_INTR_TYPE))); - i = atomic_inc_return(&soft-> is_intr_type[type].is_num_intrs) - 1; + i = atomic_inc_return_unchecked(&soft-> is_intr_type[type].is_num_intrs) - 1; BUG_ON(!(i < MAX_IOC4_INTR_ENTS || (printk("i %d\n", i), 0))); /* Save off the lower level interrupt handler */ @@ -1001,7 +1001,7 @@ static irqreturn_t ioc4_intr(int irq, void *arg) soft = arg; for (intr_type = 0; intr_type < IOC4_NUM_INTR_TYPES; intr_type++) { - num_intrs = (int)atomic_read( + num_intrs = (int)atomic_read_unchecked( &soft->is_intr_type[intr_type].is_num_intrs); this_mir = this_ir = pending_intrs(soft, intr_type); diff --git a/drivers/tty/serial/kgdb_nmi.c b/drivers/tty/serial/kgdb_nmi.c index 117df15..2f7dfcf 100644 --- a/drivers/tty/serial/kgdb_nmi.c +++ b/drivers/tty/serial/kgdb_nmi.c @@ -53,7 +53,9 @@ static int kgdb_nmi_console_setup(struct console *co, char *options) * I/O utilities that messages sent to the console will automatically * be displayed on the dbg_io. */ - dbg_io_ops->is_console = true; + pax_open_kernel(); + *(int *)&dbg_io_ops->is_console = true; + pax_close_kernel(); return 0; } diff --git a/drivers/tty/serial/kgdboc.c b/drivers/tty/serial/kgdboc.c index a260cde..6b2b5ce 100644 --- a/drivers/tty/serial/kgdboc.c +++ b/drivers/tty/serial/kgdboc.c @@ -24,8 +24,9 @@ #define MAX_CONFIG_LEN 40 static struct kgdb_io kgdboc_io_ops; +static struct kgdb_io kgdboc_io_ops_console; -/* -1 = init not run yet, 0 = unconfigured, 1 = configured. */ +/* -1 = init not run yet, 0 = unconfigured, 1/2 = configured. */ static int configured = -1; static char config[MAX_CONFIG_LEN]; @@ -151,6 +152,8 @@ static void cleanup_kgdboc(void) kgdboc_unregister_kbd(); if (configured == 1) kgdb_unregister_io_module(&kgdboc_io_ops); + else if (configured == 2) + kgdb_unregister_io_module(&kgdboc_io_ops_console); } static int configure_kgdboc(void) @@ -160,13 +163,13 @@ static int configure_kgdboc(void) int err; char *cptr = config; struct console *cons; + int is_console = 0; err = kgdboc_option_setup(config); if (err || !strlen(config) || isspace(config[0])) goto noconfig; err = -ENODEV; - kgdboc_io_ops.is_console = 0; kgdb_tty_driver = NULL; kgdboc_use_kms = 0; @@ -187,7 +190,7 @@ static int configure_kgdboc(void) int idx; if (cons->device && cons->device(cons, &idx) == p && idx == tty_line) { - kgdboc_io_ops.is_console = 1; + is_console = 1; break; } cons = cons->next; @@ -197,7 +200,13 @@ static int configure_kgdboc(void) kgdb_tty_line = tty_line; do_register: - err = kgdb_register_io_module(&kgdboc_io_ops); + if (is_console) { + err = kgdb_register_io_module(&kgdboc_io_ops_console); + configured = 2; + } else { + err = kgdb_register_io_module(&kgdboc_io_ops); + configured = 1; + } if (err) goto noconfig; @@ -205,8 +214,6 @@ do_register: if (err) goto nmi_con_failed; - configured = 1; - return 0; nmi_con_failed: @@ -223,7 +230,7 @@ noconfig: static int __init init_kgdboc(void) { /* Already configured? */ - if (configured == 1) + if (configured >= 1) return 0; return configure_kgdboc(); @@ -272,7 +279,7 @@ static int param_set_kgdboc_var(const char *kmessage, struct kernel_param *kp) if (config[len - 1] == '\n') config[len - 1] = '\0'; - if (configured == 1) + if (configured >= 1) cleanup_kgdboc(); /* Go and configure with the new params. */ @@ -312,6 +319,15 @@ static struct kgdb_io kgdboc_io_ops = { .post_exception = kgdboc_post_exp_handler, }; +static struct kgdb_io kgdboc_io_ops_console = { + .name = "kgdboc", + .read_char = kgdboc_get_char, + .write_char = kgdboc_put_char, + .pre_exception = kgdboc_pre_exp_handler, + .post_exception = kgdboc_post_exp_handler, + .is_console = 1 +}; + #ifdef CONFIG_KGDB_SERIAL_CONSOLE /* This is only available if kgdboc is a built in for early debugging */ static int __init kgdboc_early_init(char *opt) diff --git a/drivers/tty/serial/msm_serial.c b/drivers/tty/serial/msm_serial.c index b73889c..9f74f0a 100644 --- a/drivers/tty/serial/msm_serial.c +++ b/drivers/tty/serial/msm_serial.c @@ -1012,7 +1012,7 @@ static struct uart_driver msm_uart_driver = { .cons = MSM_CONSOLE, }; -static atomic_t msm_uart_next_id = ATOMIC_INIT(0); +static atomic_unchecked_t msm_uart_next_id = ATOMIC_INIT(0); static const struct of_device_id msm_uartdm_table[] = { { .compatible = "qcom,msm-uartdm-v1.1", .data = (void *)UARTDM_1P1 }, @@ -1036,7 +1036,7 @@ static int msm_serial_probe(struct platform_device *pdev) line = pdev->id; if (line < 0) - line = atomic_inc_return(&msm_uart_next_id) - 1; + line = atomic_inc_return_unchecked(&msm_uart_next_id) - 1; if (unlikely(line < 0 || line >= UART_NR)) return -ENXIO; diff --git a/drivers/tty/serial/samsung.c b/drivers/tty/serial/samsung.c index 856686d..cd1e114 100644 --- a/drivers/tty/serial/samsung.c +++ b/drivers/tty/serial/samsung.c @@ -994,11 +994,16 @@ static void s3c24xx_serial_shutdown(struct uart_port *port) ourport->tx_in_progress = 0; } +static int s3c64xx_serial_startup(struct uart_port *port); static int s3c24xx_serial_startup(struct uart_port *port) { struct s3c24xx_uart_port *ourport = to_ourport(port); int ret; + /* Startup sequence is different for s3c64xx and higher SoC's */ + if (s3c24xx_serial_has_interrupt_mask(port)) + return s3c64xx_serial_startup(port); + dbg("s3c24xx_serial_startup: port=%p (%08llx,%p)\n", port, (unsigned long long)port->mapbase, port->membase); @@ -1705,10 +1710,6 @@ static int s3c24xx_serial_init_port(struct s3c24xx_uart_port *ourport, /* setup info for port */ port->dev = &platdev->dev; - /* Startup sequence is different for s3c64xx and higher SoC's */ - if (s3c24xx_serial_has_interrupt_mask(port)) - s3c24xx_serial_ops.startup = s3c64xx_serial_startup; - port->uartclk = 1; if (cfg->uart_flags & UPF_CONS_FLOW) { diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index 603d2cc..5033f58 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -1384,7 +1384,7 @@ static void uart_close(struct tty_struct *tty, struct file *filp) state = drv->state + tty->index; port = &state->port; spin_lock_irq(&port->lock); - --port->count; + atomic_dec(&port->count); spin_unlock_irq(&port->lock); return; } @@ -1394,7 +1394,7 @@ static void uart_close(struct tty_struct *tty, struct file *filp) pr_debug("uart_close(%d) called\n", uport ? uport->line : -1); - if (!port->count || tty_port_close_start(port, tty, filp) == 0) + if (!atomic_read(&port->count) || tty_port_close_start(port, tty, filp) == 0) return; /* @@ -1518,7 +1518,7 @@ static void uart_hangup(struct tty_struct *tty) uart_flush_buffer(tty); uart_shutdown(tty, state); spin_lock_irqsave(&port->lock, flags); - port->count = 0; + atomic_set(&port->count, 0); clear_bit(ASYNCB_NORMAL_ACTIVE, &port->flags); spin_unlock_irqrestore(&port->lock, flags); tty_port_tty_set(port, NULL); @@ -1600,7 +1600,7 @@ static int uart_open(struct tty_struct *tty, struct file *filp) pr_debug("uart_open(%d) called\n", line); spin_lock_irq(&port->lock); - ++port->count; + atomic_inc(&port->count); spin_unlock_irq(&port->lock); /* diff --git a/drivers/tty/serial/uartlite.c b/drivers/tty/serial/uartlite.c index b1c6bd3..5f038e2 100644 --- a/drivers/tty/serial/uartlite.c +++ b/drivers/tty/serial/uartlite.c @@ -341,13 +341,13 @@ static int ulite_request_port(struct uart_port *port) return -EBUSY; } - port->private_data = &uartlite_be; + port->private_data = (void *)&uartlite_be; ret = uart_in32(ULITE_CONTROL, port); uart_out32(ULITE_CONTROL_RST_TX, ULITE_CONTROL, port); ret = uart_in32(ULITE_STATUS, port); /* Endianess detection */ if ((ret & ULITE_STATUS_TXEMPTY) != ULITE_STATUS_TXEMPTY) - port->private_data = &uartlite_le; + port->private_data = (void *)&uartlite_le; return 0; } diff --git a/drivers/tty/synclink.c b/drivers/tty/synclink.c index 2fac712..fcd5268 100644 --- a/drivers/tty/synclink.c +++ b/drivers/tty/synclink.c @@ -3090,7 +3090,7 @@ static void mgsl_close(struct tty_struct *tty, struct file * filp) if (debug_level >= DEBUG_LEVEL_INFO) printk("%s(%d):mgsl_close(%s) entry, count=%d\n", - __FILE__,__LINE__, info->device_name, info->port.count); + __FILE__,__LINE__, info->device_name, atomic_read(&info->port.count)); if (tty_port_close_start(&info->port, tty, filp) == 0) goto cleanup; @@ -3108,7 +3108,7 @@ static void mgsl_close(struct tty_struct *tty, struct file * filp) cleanup: if (debug_level >= DEBUG_LEVEL_INFO) printk("%s(%d):mgsl_close(%s) exit, count=%d\n", __FILE__,__LINE__, - tty->driver->name, info->port.count); + tty->driver->name, atomic_read(&info->port.count)); } /* end of mgsl_close() */ @@ -3207,8 +3207,8 @@ static void mgsl_hangup(struct tty_struct *tty) mgsl_flush_buffer(tty); shutdown(info); - - info->port.count = 0; + + atomic_set(&info->port.count, 0); info->port.flags &= ~ASYNC_NORMAL_ACTIVE; info->port.tty = NULL; @@ -3296,10 +3296,10 @@ static int block_til_ready(struct tty_struct *tty, struct file * filp, if (debug_level >= DEBUG_LEVEL_INFO) printk("%s(%d):block_til_ready before block on %s count=%d\n", - __FILE__,__LINE__, tty->driver->name, port->count ); + __FILE__,__LINE__, tty->driver->name, atomic_read(&port->count)); spin_lock_irqsave(&info->irq_spinlock, flags); - port->count--; + atomic_dec(&port->count); spin_unlock_irqrestore(&info->irq_spinlock, flags); port->blocked_open++; @@ -3327,7 +3327,7 @@ static int block_til_ready(struct tty_struct *tty, struct file * filp, if (debug_level >= DEBUG_LEVEL_INFO) printk("%s(%d):block_til_ready blocking on %s count=%d\n", - __FILE__,__LINE__, tty->driver->name, port->count ); + __FILE__,__LINE__, tty->driver->name, atomic_read(&port->count)); tty_unlock(tty); schedule(); @@ -3339,12 +3339,12 @@ static int block_til_ready(struct tty_struct *tty, struct file * filp, /* FIXME: Racy on hangup during close wait */ if (!tty_hung_up_p(filp)) - port->count++; + atomic_inc(&port->count); port->blocked_open--; if (debug_level >= DEBUG_LEVEL_INFO) printk("%s(%d):block_til_ready after blocking on %s count=%d\n", - __FILE__,__LINE__, tty->driver->name, port->count ); + __FILE__,__LINE__, tty->driver->name, atomic_read(&port->count)); if (!retval) port->flags |= ASYNC_NORMAL_ACTIVE; @@ -3396,7 +3396,7 @@ static int mgsl_open(struct tty_struct *tty, struct file * filp) if (debug_level >= DEBUG_LEVEL_INFO) printk("%s(%d):mgsl_open(%s), old ref count = %d\n", - __FILE__,__LINE__,tty->driver->name, info->port.count); + __FILE__,__LINE__,tty->driver->name, atomic_read(&info->port.count)); /* If port is closing, signal caller to try again */ if (info->port.flags & ASYNC_CLOSING){ @@ -3415,10 +3415,10 @@ static int mgsl_open(struct tty_struct *tty, struct file * filp) spin_unlock_irqrestore(&info->netlock, flags); goto cleanup; } - info->port.count++; + atomic_inc(&info->port.count); spin_unlock_irqrestore(&info->netlock, flags); - if (info->port.count == 1) { + if (atomic_read(&info->port.count) == 1) { /* 1st open on this device, init hardware */ retval = startup(info); if (retval < 0) @@ -3442,8 +3442,8 @@ cleanup: if (retval) { if (tty->count == 1) info->port.tty = NULL; /* tty layer will release tty struct */ - if(info->port.count) - info->port.count--; + if (atomic_read(&info->port.count)) + atomic_dec(&info->port.count); } return retval; @@ -7662,7 +7662,7 @@ static int hdlcdev_attach(struct net_device *dev, unsigned short encoding, unsigned short new_crctype; /* return error if TTY interface open */ - if (info->port.count) + if (atomic_read(&info->port.count)) return -EBUSY; switch (encoding) @@ -7758,7 +7758,7 @@ static int hdlcdev_open(struct net_device *dev) /* arbitrate between network and tty opens */ spin_lock_irqsave(&info->netlock, flags); - if (info->port.count != 0 || info->netcount != 0) { + if (atomic_read(&info->port.count) != 0 || info->netcount != 0) { printk(KERN_WARNING "%s: hdlc_open returning busy\n", dev->name); spin_unlock_irqrestore(&info->netlock, flags); return -EBUSY; @@ -7844,7 +7844,7 @@ static int hdlcdev_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) printk("%s:hdlcdev_ioctl(%s)\n",__FILE__,dev->name); /* return error if TTY interface open */ - if (info->port.count) + if (atomic_read(&info->port.count)) return -EBUSY; if (cmd != SIOCWANDEV) diff --git a/drivers/tty/synclink_gt.c b/drivers/tty/synclink_gt.c index 0ea8eee..b3f1b8f 100644 --- a/drivers/tty/synclink_gt.c +++ b/drivers/tty/synclink_gt.c @@ -670,7 +670,7 @@ static int open(struct tty_struct *tty, struct file *filp) tty->driver_data = info; info->port.tty = tty; - DBGINFO(("%s open, old ref count = %d\n", info->device_name, info->port.count)); + DBGINFO(("%s open, old ref count = %d\n", info->device_name, atomic_read(&info->port.count))); /* If port is closing, signal caller to try again */ if (info->port.flags & ASYNC_CLOSING){ @@ -691,10 +691,10 @@ static int open(struct tty_struct *tty, struct file *filp) mutex_unlock(&info->port.mutex); goto cleanup; } - info->port.count++; + atomic_inc(&info->port.count); spin_unlock_irqrestore(&info->netlock, flags); - if (info->port.count == 1) { + if (atomic_read(&info->port.count) == 1) { /* 1st open on this device, init hardware */ retval = startup(info); if (retval < 0) { @@ -715,8 +715,8 @@ cleanup: if (retval) { if (tty->count == 1) info->port.tty = NULL; /* tty layer will release tty struct */ - if(info->port.count) - info->port.count--; + if(atomic_read(&info->port.count)) + atomic_dec(&info->port.count); } DBGINFO(("%s open rc=%d\n", info->device_name, retval)); @@ -729,7 +729,7 @@ static void close(struct tty_struct *tty, struct file *filp) if (sanity_check(info, tty->name, "close")) return; - DBGINFO(("%s close entry, count=%d\n", info->device_name, info->port.count)); + DBGINFO(("%s close entry, count=%d\n", info->device_name, atomic_read(&info->port.count))); if (tty_port_close_start(&info->port, tty, filp) == 0) goto cleanup; @@ -746,7 +746,7 @@ static void close(struct tty_struct *tty, struct file *filp) tty_port_close_end(&info->port, tty); info->port.tty = NULL; cleanup: - DBGINFO(("%s close exit, count=%d\n", tty->driver->name, info->port.count)); + DBGINFO(("%s close exit, count=%d\n", tty->driver->name, atomic_read(&info->port.count))); } static void hangup(struct tty_struct *tty) @@ -764,7 +764,7 @@ static void hangup(struct tty_struct *tty) shutdown(info); spin_lock_irqsave(&info->port.lock, flags); - info->port.count = 0; + atomic_set(&info->port.count, 0); info->port.flags &= ~ASYNC_NORMAL_ACTIVE; info->port.tty = NULL; spin_unlock_irqrestore(&info->port.lock, flags); @@ -1449,7 +1449,7 @@ static int hdlcdev_attach(struct net_device *dev, unsigned short encoding, unsigned short new_crctype; /* return error if TTY interface open */ - if (info->port.count) + if (atomic_read(&info->port.count)) return -EBUSY; DBGINFO(("%s hdlcdev_attach\n", info->device_name)); @@ -1545,7 +1545,7 @@ static int hdlcdev_open(struct net_device *dev) /* arbitrate between network and tty opens */ spin_lock_irqsave(&info->netlock, flags); - if (info->port.count != 0 || info->netcount != 0) { + if (atomic_read(&info->port.count) != 0 || info->netcount != 0) { DBGINFO(("%s hdlc_open busy\n", dev->name)); spin_unlock_irqrestore(&info->netlock, flags); return -EBUSY; @@ -1630,7 +1630,7 @@ static int hdlcdev_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) DBGINFO(("%s hdlcdev_ioctl\n", dev->name)); /* return error if TTY interface open */ - if (info->port.count) + if (atomic_read(&info->port.count)) return -EBUSY; if (cmd != SIOCWANDEV) @@ -2417,7 +2417,7 @@ static irqreturn_t slgt_interrupt(int dummy, void *dev_id) if (port == NULL) continue; spin_lock(&port->lock); - if ((port->port.count || port->netcount) && + if ((atomic_read(&port->port.count) || port->netcount) && port->pending_bh && !port->bh_running && !port->bh_requested) { DBGISR(("%s bh queued\n", port->device_name)); @@ -3303,7 +3303,7 @@ static int block_til_ready(struct tty_struct *tty, struct file *filp, add_wait_queue(&port->open_wait, &wait); spin_lock_irqsave(&info->lock, flags); - port->count--; + atomic_dec(&port->count); spin_unlock_irqrestore(&info->lock, flags); port->blocked_open++; @@ -3339,7 +3339,7 @@ static int block_til_ready(struct tty_struct *tty, struct file *filp, remove_wait_queue(&port->open_wait, &wait); if (!tty_hung_up_p(filp)) - port->count++; + atomic_inc(&port->count); port->blocked_open--; if (!retval) diff --git a/drivers/tty/synclinkmp.c b/drivers/tty/synclinkmp.c index 08633a8..3d56e14 100644 --- a/drivers/tty/synclinkmp.c +++ b/drivers/tty/synclinkmp.c @@ -750,7 +750,7 @@ static int open(struct tty_struct *tty, struct file *filp) if (debug_level >= DEBUG_LEVEL_INFO) printk("%s(%d):%s open(), old ref count = %d\n", - __FILE__,__LINE__,tty->driver->name, info->port.count); + __FILE__,__LINE__,tty->driver->name, atomic_read(&info->port.count)); /* If port is closing, signal caller to try again */ if (info->port.flags & ASYNC_CLOSING){ @@ -769,10 +769,10 @@ static int open(struct tty_struct *tty, struct file *filp) spin_unlock_irqrestore(&info->netlock, flags); goto cleanup; } - info->port.count++; + atomic_inc(&info->port.count); spin_unlock_irqrestore(&info->netlock, flags); - if (info->port.count == 1) { + if (atomic_read(&info->port.count) == 1) { /* 1st open on this device, init hardware */ retval = startup(info); if (retval < 0) @@ -796,8 +796,8 @@ cleanup: if (retval) { if (tty->count == 1) info->port.tty = NULL; /* tty layer will release tty struct */ - if(info->port.count) - info->port.count--; + if(atomic_read(&info->port.count)) + atomic_dec(&info->port.count); } return retval; @@ -815,7 +815,7 @@ static void close(struct tty_struct *tty, struct file *filp) if (debug_level >= DEBUG_LEVEL_INFO) printk("%s(%d):%s close() entry, count=%d\n", - __FILE__,__LINE__, info->device_name, info->port.count); + __FILE__,__LINE__, info->device_name, atomic_read(&info->port.count)); if (tty_port_close_start(&info->port, tty, filp) == 0) goto cleanup; @@ -834,7 +834,7 @@ static void close(struct tty_struct *tty, struct file *filp) cleanup: if (debug_level >= DEBUG_LEVEL_INFO) printk("%s(%d):%s close() exit, count=%d\n", __FILE__,__LINE__, - tty->driver->name, info->port.count); + tty->driver->name, atomic_read(&info->port.count)); } /* Called by tty_hangup() when a hangup is signaled. @@ -857,7 +857,7 @@ static void hangup(struct tty_struct *tty) shutdown(info); spin_lock_irqsave(&info->port.lock, flags); - info->port.count = 0; + atomic_set(&info->port.count, 0); info->port.flags &= ~ASYNC_NORMAL_ACTIVE; info->port.tty = NULL; spin_unlock_irqrestore(&info->port.lock, flags); @@ -1565,7 +1565,7 @@ static int hdlcdev_attach(struct net_device *dev, unsigned short encoding, unsigned short new_crctype; /* return error if TTY interface open */ - if (info->port.count) + if (atomic_read(&info->port.count)) return -EBUSY; switch (encoding) @@ -1661,7 +1661,7 @@ static int hdlcdev_open(struct net_device *dev) /* arbitrate between network and tty opens */ spin_lock_irqsave(&info->netlock, flags); - if (info->port.count != 0 || info->netcount != 0) { + if (atomic_read(&info->port.count) != 0 || info->netcount != 0) { printk(KERN_WARNING "%s: hdlc_open returning busy\n", dev->name); spin_unlock_irqrestore(&info->netlock, flags); return -EBUSY; @@ -1747,7 +1747,7 @@ static int hdlcdev_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) printk("%s:hdlcdev_ioctl(%s)\n",__FILE__,dev->name); /* return error if TTY interface open */ - if (info->port.count) + if (atomic_read(&info->port.count)) return -EBUSY; if (cmd != SIOCWANDEV) @@ -2624,7 +2624,7 @@ static irqreturn_t synclinkmp_interrupt(int dummy, void *dev_id) * do not request bottom half processing if the * device is not open in a normal mode. */ - if ( port && (port->port.count || port->netcount) && + if ( port && (atomic_read(&port->port.count) || port->netcount) && port->pending_bh && !port->bh_running && !port->bh_requested ) { if ( debug_level >= DEBUG_LEVEL_ISR ) @@ -3321,10 +3321,10 @@ static int block_til_ready(struct tty_struct *tty, struct file *filp, if (debug_level >= DEBUG_LEVEL_INFO) printk("%s(%d):%s block_til_ready() before block, count=%d\n", - __FILE__,__LINE__, tty->driver->name, port->count ); + __FILE__,__LINE__, tty->driver->name, atomic_read(&port->count)); spin_lock_irqsave(&info->lock, flags); - port->count--; + atomic_dec(&port->count); spin_unlock_irqrestore(&info->lock, flags); port->blocked_open++; @@ -3352,7 +3352,7 @@ static int block_til_ready(struct tty_struct *tty, struct file *filp, if (debug_level >= DEBUG_LEVEL_INFO) printk("%s(%d):%s block_til_ready() count=%d\n", - __FILE__,__LINE__, tty->driver->name, port->count ); + __FILE__,__LINE__, tty->driver->name, atomic_read(&port->count)); tty_unlock(tty); schedule(); @@ -3362,12 +3362,12 @@ static int block_til_ready(struct tty_struct *tty, struct file *filp, set_current_state(TASK_RUNNING); remove_wait_queue(&port->open_wait, &wait); if (!tty_hung_up_p(filp)) - port->count++; + atomic_inc(&port->count); port->blocked_open--; if (debug_level >= DEBUG_LEVEL_INFO) printk("%s(%d):%s block_til_ready() after, count=%d\n", - __FILE__,__LINE__, tty->driver->name, port->count ); + __FILE__,__LINE__, tty->driver->name, atomic_read(&port->count)); if (!retval) port->flags |= ASYNC_NORMAL_ACTIVE; diff --git a/drivers/tty/sysrq.c b/drivers/tty/sysrq.c index 95b330a..43dc301 100644 --- a/drivers/tty/sysrq.c +++ b/drivers/tty/sysrq.c @@ -1079,7 +1079,7 @@ EXPORT_SYMBOL(unregister_sysrq_key); static ssize_t write_sysrq_trigger(struct file *file, const char __user *buf, size_t count, loff_t *ppos) { - if (count) { + if (count && capable(CAP_SYS_ADMIN)) { char c; if (get_user(c, buf)) diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c index f435977..8b399ef 100644 --- a/drivers/tty/tty_io.c +++ b/drivers/tty/tty_io.c @@ -3533,7 +3533,7 @@ EXPORT_SYMBOL(tty_devnum); void tty_default_fops(struct file_operations *fops) { - *fops = tty_fops; + memcpy((void *)fops, &tty_fops, sizeof(tty_fops)); } /* diff --git a/drivers/tty/tty_ldisc.c b/drivers/tty/tty_ldisc.c index 71750cb..8db9583 100644 --- a/drivers/tty/tty_ldisc.c +++ b/drivers/tty/tty_ldisc.c @@ -68,7 +68,7 @@ int tty_register_ldisc(int disc, struct tty_ldisc_ops *new_ldisc) raw_spin_lock_irqsave(&tty_ldiscs_lock, flags); tty_ldiscs[disc] = new_ldisc; new_ldisc->num = disc; - new_ldisc->refcount = 0; + atomic_set(&new_ldisc->refcount, 0); raw_spin_unlock_irqrestore(&tty_ldiscs_lock, flags); return ret; @@ -96,7 +96,7 @@ int tty_unregister_ldisc(int disc) return -EINVAL; raw_spin_lock_irqsave(&tty_ldiscs_lock, flags); - if (tty_ldiscs[disc]->refcount) + if (atomic_read(&tty_ldiscs[disc]->refcount)) ret = -EBUSY; else tty_ldiscs[disc] = NULL; @@ -117,7 +117,7 @@ static struct tty_ldisc_ops *get_ldops(int disc) if (ldops) { ret = ERR_PTR(-EAGAIN); if (try_module_get(ldops->owner)) { - ldops->refcount++; + atomic_inc(&ldops->refcount); ret = ldops; } } @@ -130,7 +130,7 @@ static void put_ldops(struct tty_ldisc_ops *ldops) unsigned long flags; raw_spin_lock_irqsave(&tty_ldiscs_lock, flags); - ldops->refcount--; + atomic_dec(&ldops->refcount); module_put(ldops->owner); raw_spin_unlock_irqrestore(&tty_ldiscs_lock, flags); } diff --git a/drivers/tty/tty_port.c b/drivers/tty/tty_port.c index 40b31835..94d92ae 100644 --- a/drivers/tty/tty_port.c +++ b/drivers/tty/tty_port.c @@ -236,7 +236,7 @@ void tty_port_hangup(struct tty_port *port) unsigned long flags; spin_lock_irqsave(&port->lock, flags); - port->count = 0; + atomic_set(&port->count, 0); port->flags &= ~ASYNC_NORMAL_ACTIVE; tty = port->tty; if (tty) @@ -398,7 +398,7 @@ int tty_port_block_til_ready(struct tty_port *port, /* The port lock protects the port counts */ spin_lock_irqsave(&port->lock, flags); - port->count--; + atomic_dec(&port->count); port->blocked_open++; spin_unlock_irqrestore(&port->lock, flags); @@ -440,7 +440,7 @@ int tty_port_block_til_ready(struct tty_port *port, we must not mess that up further */ spin_lock_irqsave(&port->lock, flags); if (!tty_hung_up_p(filp)) - port->count++; + atomic_inc(&port->count); port->blocked_open--; if (retval == 0) port->flags |= ASYNC_NORMAL_ACTIVE; @@ -476,19 +476,19 @@ int tty_port_close_start(struct tty_port *port, return 0; spin_lock_irqsave(&port->lock, flags); - if (tty->count == 1 && port->count != 1) { + if (tty->count == 1 && atomic_read(&port->count) != 1) { printk(KERN_WARNING "tty_port_close_start: tty->count = 1 port count = %d.\n", - port->count); - port->count = 1; + atomic_read(&port->count)); + atomic_set(&port->count, 1); } - if (--port->count < 0) { + if (atomic_dec_return(&port->count) < 0) { printk(KERN_WARNING "tty_port_close_start: count = %d\n", - port->count); - port->count = 0; + atomic_read(&port->count)); + atomic_set(&port->count, 0); } - if (port->count) { + if (atomic_read(&port->count)) { spin_unlock_irqrestore(&port->lock, flags); return 0; } @@ -590,7 +590,7 @@ int tty_port_open(struct tty_port *port, struct tty_struct *tty, struct file *filp) { spin_lock_irq(&port->lock); - ++port->count; + atomic_inc(&port->count); spin_unlock_irq(&port->lock); tty_port_tty_set(port, tty); diff --git a/drivers/tty/vt/keyboard.c b/drivers/tty/vt/keyboard.c index 6f0336f..5818bc1 100644 --- a/drivers/tty/vt/keyboard.c +++ b/drivers/tty/vt/keyboard.c @@ -642,6 +642,16 @@ static void k_spec(struct vc_data *vc, unsigned char value, char up_flag) kbd->kbdmode == VC_OFF) && value != KVAL(K_SAK)) return; /* SAK is allowed even in raw mode */ + +#if defined(CONFIG_GRKERNSEC_PROC) || defined(CONFIG_GRKERNSEC_PROC_MEMMAP) + { + void *func = fn_handler[value]; + if (func == fn_show_state || func == fn_show_ptregs || + func == fn_show_mem) + return; + } +#endif + fn_handler[value](vc); } @@ -1880,9 +1890,6 @@ int vt_do_kdsk_ioctl(int cmd, struct kbentry __user *user_kbe, int perm, if (copy_from_user(&tmp, user_kbe, sizeof(struct kbentry))) return -EFAULT; - if (!capable(CAP_SYS_TTY_CONFIG)) - perm = 0; - switch (cmd) { case KDGKBENT: /* Ensure another thread doesn't free it under us */ @@ -1897,6 +1904,9 @@ int vt_do_kdsk_ioctl(int cmd, struct kbentry __user *user_kbe, int perm, spin_unlock_irqrestore(&kbd_event_lock, flags); return put_user(val, &user_kbe->kb_value); case KDSKBENT: + if (!capable(CAP_SYS_TTY_CONFIG)) + perm = 0; + if (!perm) return -EPERM; if (!i && v == K_NOSUCHMAP) { @@ -1987,9 +1997,6 @@ int vt_do_kdgkb_ioctl(int cmd, struct kbsentry __user *user_kdgkb, int perm) int i, j, k; int ret; - if (!capable(CAP_SYS_TTY_CONFIG)) - perm = 0; - kbs = kmalloc(sizeof(*kbs), GFP_KERNEL); if (!kbs) { ret = -ENOMEM; @@ -2023,6 +2030,9 @@ int vt_do_kdgkb_ioctl(int cmd, struct kbsentry __user *user_kdgkb, int perm) kfree(kbs); return ((p && *p) ? -EOVERFLOW : 0); case KDSKBSENT: + if (!capable(CAP_SYS_TTY_CONFIG)) + perm = 0; + if (!perm) { ret = -EPERM; goto reterr; diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c index 8196581..aa153a5 100644 --- a/drivers/uio/uio.c +++ b/drivers/uio/uio.c @@ -25,6 +25,7 @@ #include <linux/kobject.h> #include <linux/cdev.h> #include <linux/uio_driver.h> +#include <asm/local.h> #define UIO_MAX_DEVICES (1U << MINORBITS) @@ -231,7 +232,7 @@ static ssize_t event_show(struct device *dev, struct device_attribute *attr, char *buf) { struct uio_device *idev = dev_get_drvdata(dev); - return sprintf(buf, "%u\n", (unsigned int)atomic_read(&idev->event)); + return sprintf(buf, "%u\n", (unsigned int)atomic_read_unchecked(&idev->event)); } static DEVICE_ATTR_RO(event); @@ -393,7 +394,7 @@ void uio_event_notify(struct uio_info *info) { struct uio_device *idev = info->uio_dev; - atomic_inc(&idev->event); + atomic_inc_unchecked(&idev->event); wake_up_interruptible(&idev->wait); kill_fasync(&idev->async_queue, SIGIO, POLL_IN); } @@ -446,7 +447,7 @@ static int uio_open(struct inode *inode, struct file *filep) } listener->dev = idev; - listener->event_count = atomic_read(&idev->event); + listener->event_count = atomic_read_unchecked(&idev->event); filep->private_data = listener; if (idev->info->open) { @@ -497,7 +498,7 @@ static unsigned int uio_poll(struct file *filep, poll_table *wait) return -EIO; poll_wait(filep, &idev->wait, wait); - if (listener->event_count != atomic_read(&idev->event)) + if (listener->event_count != atomic_read_unchecked(&idev->event)) return POLLIN | POLLRDNORM; return 0; } @@ -522,7 +523,7 @@ static ssize_t uio_read(struct file *filep, char __user *buf, do { set_current_state(TASK_INTERRUPTIBLE); - event_count = atomic_read(&idev->event); + event_count = atomic_read_unchecked(&idev->event); if (event_count != listener->event_count) { if (copy_to_user(buf, &event_count, count)) retval = -EFAULT; @@ -579,9 +580,13 @@ static ssize_t uio_write(struct file *filep, const char __user *buf, static int uio_find_mem_index(struct vm_area_struct *vma) { struct uio_device *idev = vma->vm_private_data; + unsigned long size; if (vma->vm_pgoff < MAX_UIO_MAPS) { - if (idev->info->mem[vma->vm_pgoff].size == 0) + size = idev->info->mem[vma->vm_pgoff].size; + if (size == 0) + return -1; + if (vma->vm_end - vma->vm_start > size) return -1; return (int)vma->vm_pgoff; } @@ -813,7 +818,7 @@ int __uio_register_device(struct module *owner, idev->owner = owner; idev->info = info; init_waitqueue_head(&idev->wait); - atomic_set(&idev->event, 0); + atomic_set_unchecked(&idev->event, 0); ret = uio_get_minor(idev); if (ret) diff --git a/drivers/usb/atm/cxacru.c b/drivers/usb/atm/cxacru.c index 1173f9c..6ded1e9 100644 --- a/drivers/usb/atm/cxacru.c +++ b/drivers/usb/atm/cxacru.c @@ -474,7 +474,7 @@ static ssize_t cxacru_sysfs_store_adsl_config(struct device *dev, ret = sscanf(buf + pos, "%x=%x%n", &index, &value, &tmp); if (ret < 2) return -EINVAL; - if (index < 0 || index > 0x7f) + if (index > 0x7f) return -EINVAL; pos += tmp; diff --git a/drivers/usb/atm/usbatm.c b/drivers/usb/atm/usbatm.c index db322d9..f0f4bc1 100644 --- a/drivers/usb/atm/usbatm.c +++ b/drivers/usb/atm/usbatm.c @@ -331,7 +331,7 @@ static void usbatm_extract_one_cell(struct usbatm_data *instance, unsigned char if (printk_ratelimit()) atm_warn(instance, "%s: OAM not supported (vpi %d, vci %d)!\n", __func__, vpi, vci); - atomic_inc(&vcc->stats->rx_err); + atomic_inc_unchecked(&vcc->stats->rx_err); return; } @@ -358,7 +358,7 @@ static void usbatm_extract_one_cell(struct usbatm_data *instance, unsigned char if (length > ATM_MAX_AAL5_PDU) { atm_rldbg(instance, "%s: bogus length %u (vcc: 0x%p)!\n", __func__, length, vcc); - atomic_inc(&vcc->stats->rx_err); + atomic_inc_unchecked(&vcc->stats->rx_err); goto out; } @@ -367,14 +367,14 @@ static void usbatm_extract_one_cell(struct usbatm_data *instance, unsigned char if (sarb->len < pdu_length) { atm_rldbg(instance, "%s: bogus pdu_length %u (sarb->len: %u, vcc: 0x%p)!\n", __func__, pdu_length, sarb->len, vcc); - atomic_inc(&vcc->stats->rx_err); + atomic_inc_unchecked(&vcc->stats->rx_err); goto out; } if (crc32_be(~0, skb_tail_pointer(sarb) - pdu_length, pdu_length) != 0xc704dd7b) { atm_rldbg(instance, "%s: packet failed crc check (vcc: 0x%p)!\n", __func__, vcc); - atomic_inc(&vcc->stats->rx_err); + atomic_inc_unchecked(&vcc->stats->rx_err); goto out; } @@ -387,7 +387,7 @@ static void usbatm_extract_one_cell(struct usbatm_data *instance, unsigned char if (printk_ratelimit()) atm_err(instance, "%s: no memory for skb (length: %u)!\n", __func__, length); - atomic_inc(&vcc->stats->rx_drop); + atomic_inc_unchecked(&vcc->stats->rx_drop); goto out; } @@ -415,7 +415,7 @@ static void usbatm_extract_one_cell(struct usbatm_data *instance, unsigned char vcc->push(vcc, skb); - atomic_inc(&vcc->stats->rx); + atomic_inc_unchecked(&vcc->stats->rx); out: skb_trim(sarb, 0); } @@ -613,7 +613,7 @@ static void usbatm_tx_process(unsigned long data) struct atm_vcc *vcc = UDSL_SKB(skb)->atm.vcc; usbatm_pop(vcc, skb); - atomic_inc(&vcc->stats->tx); + atomic_inc_unchecked(&vcc->stats->tx); skb = skb_dequeue(&instance->sndqueue); } @@ -757,11 +757,11 @@ static int usbatm_atm_proc_read(struct atm_dev *atm_dev, loff_t *pos, char *page if (!left--) return sprintf(page, "AAL5: tx %d ( %d err ), rx %d ( %d err, %d drop )\n", - atomic_read(&atm_dev->stats.aal5.tx), - atomic_read(&atm_dev->stats.aal5.tx_err), - atomic_read(&atm_dev->stats.aal5.rx), - atomic_read(&atm_dev->stats.aal5.rx_err), - atomic_read(&atm_dev->stats.aal5.rx_drop)); + atomic_read_unchecked(&atm_dev->stats.aal5.tx), + atomic_read_unchecked(&atm_dev->stats.aal5.tx_err), + atomic_read_unchecked(&atm_dev->stats.aal5.rx), + atomic_read_unchecked(&atm_dev->stats.aal5.rx_err), + atomic_read_unchecked(&atm_dev->stats.aal5.rx_drop)); if (!left--) { if (instance->disconnected) diff --git a/drivers/usb/class/cdc-acm.h b/drivers/usb/class/cdc-acm.h index dd9af38..75b53e3 100644 --- a/drivers/usb/class/cdc-acm.h +++ b/drivers/usb/class/cdc-acm.h @@ -95,7 +95,7 @@ struct acm { struct urb *read_urbs[ACM_NR]; struct acm_rb read_buffers[ACM_NR]; int rx_buflimit; - int rx_endpoint; + unsigned int rx_endpoint; spinlock_t read_lock; int write_used; /* number of non-empty write buffers */ int transmitting; diff --git a/drivers/usb/core/devices.c b/drivers/usb/core/devices.c index 2a3bbdf..91d72cf 100644 --- a/drivers/usb/core/devices.c +++ b/drivers/usb/core/devices.c @@ -126,7 +126,7 @@ static const char format_endpt[] = * time it gets called. */ static struct device_connect_event { - atomic_t count; + atomic_unchecked_t count; wait_queue_head_t wait; } device_event = { .count = ATOMIC_INIT(1), @@ -164,7 +164,7 @@ static const struct class_info clas_info[] = { void usbfs_conn_disc_event(void) { - atomic_add(2, &device_event.count); + atomic_add_unchecked(2, &device_event.count); wake_up(&device_event.wait); } @@ -652,7 +652,7 @@ static unsigned int usb_device_poll(struct file *file, poll_wait(file, &device_event.wait, wait); - event_count = atomic_read(&device_event.count); + event_count = atomic_read_unchecked(&device_event.count); if (file->f_version != event_count) { file->f_version = event_count; return POLLIN | POLLRDNORM; diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c index 38ae877c..9bf9e7d 100644 --- a/drivers/usb/core/devio.c +++ b/drivers/usb/core/devio.c @@ -187,7 +187,7 @@ static ssize_t usbdev_read(struct file *file, char __user *buf, size_t nbytes, struct usb_dev_state *ps = file->private_data; struct usb_device *dev = ps->dev; ssize_t ret = 0; - unsigned len; + size_t len; loff_t pos; int i; @@ -229,22 +229,22 @@ static ssize_t usbdev_read(struct file *file, char __user *buf, size_t nbytes, for (i = 0; nbytes && i < dev->descriptor.bNumConfigurations; i++) { struct usb_config_descriptor *config = (struct usb_config_descriptor *)dev->rawdescriptors[i]; - unsigned int length = le16_to_cpu(config->wTotalLength); + size_t length = le16_to_cpu(config->wTotalLength); if (*ppos < pos + length) { /* The descriptor may claim to be longer than it * really is. Here is the actual allocated length. */ - unsigned alloclen = + size_t alloclen = le16_to_cpu(dev->config[i].desc.wTotalLength); - len = length - (*ppos - pos); + len = length + pos - *ppos; if (len > nbytes) len = nbytes; /* Simply don't write (skip over) unallocated parts */ if (alloclen > (*ppos - pos)) { - alloclen -= (*ppos - pos); + alloclen = alloclen + pos - *ppos; if (copy_to_user(buf, dev->rawdescriptors[i] + (*ppos - pos), min(len, alloclen))) { @@ -1502,7 +1502,7 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb } } as->urb->dev = ps->dev; - as->urb->pipe = (uurb->type << 30) | + as->urb->pipe = ((unsigned int)uurb->type << 30) | __create_pipe(ps->dev, uurb->endpoint & 0xf) | (uurb->endpoint & USB_DIR_IN); diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index 4d64e5c4..e21932a 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -1554,7 +1554,7 @@ int usb_hcd_submit_urb (struct urb *urb, gfp_t mem_flags) */ usb_get_urb(urb); atomic_inc(&urb->use_count); - atomic_inc(&urb->dev->urbnum); + atomic_inc_unchecked(&urb->dev->urbnum); usbmon_urb_submit(&hcd->self, urb); /* NOTE requirements on root-hub callers (usbfs and the hub @@ -1581,7 +1581,7 @@ int usb_hcd_submit_urb (struct urb *urb, gfp_t mem_flags) urb->hcpriv = NULL; INIT_LIST_HEAD(&urb->urb_list); atomic_dec(&urb->use_count); - atomic_dec(&urb->dev->urbnum); + atomic_dec_unchecked(&urb->dev->urbnum); if (atomic_read(&urb->reject)) wake_up(&usb_kill_urb_queue); usb_put_urb(urb); diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 431839b..8d241f6 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -26,6 +26,7 @@ #include <linux/mutex.h> #include <linux/random.h> #include <linux/pm_qos.h> +#include <linux/grsecurity.h> #include <asm/uaccess.h> #include <asm/byteorder.h> @@ -4659,6 +4660,10 @@ static void hub_port_connect(struct usb_hub *hub, int port1, u16 portstatus, goto done; return; } + + if (gr_handle_new_usb()) + goto done; + if (hub_is_superspeed(hub->hdev)) unit_load = 150; else diff --git a/drivers/usb/core/sysfs.c b/drivers/usb/core/sysfs.c index cfc68c1..38f943f 100644 --- a/drivers/usb/core/sysfs.c +++ b/drivers/usb/core/sysfs.c @@ -244,7 +244,7 @@ static ssize_t urbnum_show(struct device *dev, struct device_attribute *attr, struct usb_device *udev; udev = to_usb_device(dev); - return sprintf(buf, "%d\n", atomic_read(&udev->urbnum)); + return sprintf(buf, "%d\n", atomic_read_unchecked(&udev->urbnum)); } static DEVICE_ATTR_RO(urbnum); diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c index 8d5b2f4..3896940 100644 --- a/drivers/usb/core/usb.c +++ b/drivers/usb/core/usb.c @@ -447,7 +447,7 @@ struct usb_device *usb_alloc_dev(struct usb_device *parent, set_dev_node(&dev->dev, dev_to_node(bus->controller)); dev->state = USB_STATE_ATTACHED; dev->lpm_disable_count = 1; - atomic_set(&dev->urbnum, 0); + atomic_set_unchecked(&dev->urbnum, 0); INIT_LIST_HEAD(&dev->ep0.urb_list); dev->ep0.desc.bLength = USB_DT_ENDPOINT_SIZE; diff --git a/drivers/usb/early/ehci-dbgp.c b/drivers/usb/early/ehci-dbgp.c index 8cfc319..4868255 100644 --- a/drivers/usb/early/ehci-dbgp.c +++ b/drivers/usb/early/ehci-dbgp.c @@ -98,7 +98,8 @@ static inline u32 dbgp_len_update(u32 x, u32 len) #ifdef CONFIG_KGDB static struct kgdb_io kgdbdbgp_io_ops; -#define dbgp_kgdb_mode (dbg_io_ops == &kgdbdbgp_io_ops) +static struct kgdb_io kgdbdbgp_io_ops_console; +#define dbgp_kgdb_mode (dbg_io_ops == &kgdbdbgp_io_ops || dbg_io_ops == &kgdbdbgp_io_ops_console) #else #define dbgp_kgdb_mode (0) #endif @@ -1043,6 +1044,13 @@ static struct kgdb_io kgdbdbgp_io_ops = { .write_char = kgdbdbgp_write_char, }; +static struct kgdb_io kgdbdbgp_io_ops_console = { + .name = "kgdbdbgp", + .read_char = kgdbdbgp_read_char, + .write_char = kgdbdbgp_write_char, + .is_console = 1 +}; + static int kgdbdbgp_wait_time; static int __init kgdbdbgp_parse_config(char *str) @@ -1058,8 +1066,10 @@ static int __init kgdbdbgp_parse_config(char *str) ptr++; kgdbdbgp_wait_time = simple_strtoul(ptr, &ptr, 10); } - kgdb_register_io_module(&kgdbdbgp_io_ops); - kgdbdbgp_io_ops.is_console = early_dbgp_console.index != -1; + if (early_dbgp_console.index != -1) + kgdb_register_io_module(&kgdbdbgp_io_ops_console); + else + kgdb_register_io_module(&kgdbdbgp_io_ops); return 0; } diff --git a/drivers/usb/gadget/function/f_uac1.c b/drivers/usb/gadget/function/f_uac1.c index 7856b33..8b7fe09 100644 --- a/drivers/usb/gadget/function/f_uac1.c +++ b/drivers/usb/gadget/function/f_uac1.c @@ -14,6 +14,7 @@ #include <linux/module.h> #include <linux/device.h> #include <linux/atomic.h> +#include <linux/module.h> #include "u_uac1.h" diff --git a/drivers/usb/gadget/function/u_serial.c b/drivers/usb/gadget/function/u_serial.c index 7ee05793..2e31e99 100644 --- a/drivers/usb/gadget/function/u_serial.c +++ b/drivers/usb/gadget/function/u_serial.c @@ -732,9 +732,9 @@ static int gs_open(struct tty_struct *tty, struct file *file) spin_lock_irq(&port->port_lock); /* already open? Great. */ - if (port->port.count) { + if (atomic_read(&port->port.count)) { status = 0; - port->port.count++; + atomic_inc(&port->port.count); /* currently opening/closing? wait ... */ } else if (port->openclose) { @@ -793,7 +793,7 @@ static int gs_open(struct tty_struct *tty, struct file *file) tty->driver_data = port; port->port.tty = tty; - port->port.count = 1; + atomic_set(&port->port.count, 1); port->openclose = false; /* if connected, start the I/O stream */ @@ -835,11 +835,11 @@ static void gs_close(struct tty_struct *tty, struct file *file) spin_lock_irq(&port->port_lock); - if (port->port.count != 1) { - if (port->port.count == 0) + if (atomic_read(&port->port.count) != 1) { + if (atomic_read(&port->port.count) == 0) WARN_ON(1); else - --port->port.count; + atomic_dec(&port->port.count); goto exit; } @@ -849,7 +849,7 @@ static void gs_close(struct tty_struct *tty, struct file *file) * and sleep if necessary */ port->openclose = true; - port->port.count = 0; + atomic_set(&port->port.count, 0); gser = port->port_usb; if (gser && gser->disconnect) @@ -1065,7 +1065,7 @@ static int gs_closed(struct gs_port *port) int cond; spin_lock_irq(&port->port_lock); - cond = (port->port.count == 0) && !port->openclose; + cond = (atomic_read(&port->port.count) == 0) && !port->openclose; spin_unlock_irq(&port->port_lock); return cond; } @@ -1208,7 +1208,7 @@ int gserial_connect(struct gserial *gser, u8 port_num) /* if it's already open, start I/O ... and notify the serial * protocol about open/close status (connect/disconnect). */ - if (port->port.count) { + if (atomic_read(&port->port.count)) { pr_debug("gserial_connect: start ttyGS%d\n", port->port_num); gs_start_io(port); if (gser->connect) @@ -1255,7 +1255,7 @@ void gserial_disconnect(struct gserial *gser) port->port_usb = NULL; gser->ioport = NULL; - if (port->port.count > 0 || port->openclose) { + if (atomic_read(&port->port.count) > 0 || port->openclose) { wake_up_interruptible(&port->drain_wait); if (port->port.tty) tty_hangup(port->port.tty); @@ -1271,7 +1271,7 @@ void gserial_disconnect(struct gserial *gser) /* finally, free any unused/unusable I/O buffers */ spin_lock_irqsave(&port->port_lock, flags); - if (port->port.count == 0 && !port->openclose) + if (atomic_read(&port->port.count) == 0 && !port->openclose) gs_buf_free(&port->port_write_buf); gs_free_requests(gser->out, &port->read_pool, NULL); gs_free_requests(gser->out, &port->read_queue, NULL); diff --git a/drivers/usb/gadget/function/u_uac1.c b/drivers/usb/gadget/function/u_uac1.c index c78c841..48fd281 100644 --- a/drivers/usb/gadget/function/u_uac1.c +++ b/drivers/usb/gadget/function/u_uac1.c @@ -17,6 +17,7 @@ #include <linux/ctype.h> #include <linux/random.h> #include <linux/syscalls.h> +#include <linux/module.h> #include "u_uac1.h" diff --git a/drivers/usb/gadget/udc/dummy_hcd.c b/drivers/usb/gadget/udc/dummy_hcd.c index 27af0f0..c1ff952 100644 --- a/drivers/usb/gadget/udc/dummy_hcd.c +++ b/drivers/usb/gadget/udc/dummy_hcd.c @@ -2463,7 +2463,7 @@ static int dummy_setup(struct usb_hcd *hcd) struct dummy *dum; dum = *((void **)dev_get_platdata(hcd->self.controller)); - hcd->self.sg_tablesize = ~0; + hcd->self.sg_tablesize = SG_ALL; if (usb_hcd_is_primary_hcd(hcd)) { dum->hs_hcd = hcd_to_dummy_hcd(hcd); dum->hs_hcd->dum = dum; diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index c63d82c..a7e8665 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -564,7 +564,7 @@ static int ehci_init(struct usb_hcd *hcd) /* Accept arbitrarily long scatter-gather lists */ if (!(hcd->driver->flags & HCD_LOCAL_MEM)) - hcd->self.sg_tablesize = ~0; + hcd->self.sg_tablesize = SG_ALL; return 0; } diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c index 086a711..1caf013 100644 --- a/drivers/usb/host/ehci-hub.c +++ b/drivers/usb/host/ehci-hub.c @@ -773,7 +773,7 @@ static struct urb *request_single_step_set_feature_urb( urb->transfer_flags = URB_DIR_IN; usb_get_urb(urb); atomic_inc(&urb->use_count); - atomic_inc(&urb->dev->urbnum); + atomic_inc_unchecked(&urb->dev->urbnum); urb->setup_dma = dma_map_single( hcd->self.controller, urb->setup_packet, @@ -840,7 +840,7 @@ static int ehset_single_step_set_feature(struct usb_hcd *hcd, int port) urb->status = -EINPROGRESS; usb_get_urb(urb); atomic_inc(&urb->use_count); - atomic_inc(&urb->dev->urbnum); + atomic_inc_unchecked(&urb->dev->urbnum); retval = submit_single_step_set_feature(hcd, urb, 0); if (!retval && !wait_for_completion_timeout(&done, msecs_to_jiffies(2000))) { diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c index 54f5332..8b8335c 100644 --- a/drivers/usb/host/ehci-q.c +++ b/drivers/usb/host/ehci-q.c @@ -44,9 +44,9 @@ static int qtd_fill(struct ehci_hcd *ehci, struct ehci_qtd *qtd, dma_addr_t buf, - size_t len, int token, int maxpacket) + size_t len, u32 token, int maxpacket) { - int i, count; + u32 i, count; u64 addr = buf; /* one buffer entry per 4K ... first might be short or unaligned */ diff --git a/drivers/usb/host/fotg210-hcd.c b/drivers/usb/host/fotg210-hcd.c index 000ed80..2701154 100644 --- a/drivers/usb/host/fotg210-hcd.c +++ b/drivers/usb/host/fotg210-hcd.c @@ -5231,7 +5231,7 @@ static int hcd_fotg210_init(struct usb_hcd *hcd) /* Accept arbitrarily long scatter-gather lists */ if (!(hcd->driver->flags & HCD_LOCAL_MEM)) - hcd->self.sg_tablesize = ~0; + hcd->self.sg_tablesize = SG_ALL; return 0; } diff --git a/drivers/usb/host/fusbh200-hcd.c b/drivers/usb/host/fusbh200-hcd.c index 1fd8718..c7ff47c 100644 --- a/drivers/usb/host/fusbh200-hcd.c +++ b/drivers/usb/host/fusbh200-hcd.c @@ -5156,7 +5156,7 @@ static int hcd_fusbh200_init(struct usb_hcd *hcd) /* Accept arbitrarily long scatter-gather lists */ if (!(hcd->driver->flags & HCD_LOCAL_MEM)) - hcd->self.sg_tablesize = ~0; + hcd->self.sg_tablesize = SG_ALL; return 0; } diff --git a/drivers/usb/host/hwa-hc.c b/drivers/usb/host/hwa-hc.c index 1db0626..2e9f5ea 100644 --- a/drivers/usb/host/hwa-hc.c +++ b/drivers/usb/host/hwa-hc.c @@ -337,7 +337,10 @@ static int __hwahc_op_bwa_set(struct wusbhc *wusbhc, s8 stream_index, struct hwahc *hwahc = container_of(wusbhc, struct hwahc, wusbhc); struct wahc *wa = &hwahc->wa; struct device *dev = &wa->usb_iface->dev; - u8 mas_le[UWB_NUM_MAS/8]; + u8 *mas_le = kmalloc(UWB_NUM_MAS/8, GFP_KERNEL); + + if (mas_le == NULL) + return -ENOMEM; /* Set the stream index */ result = usb_control_msg(wa->usb_dev, usb_sndctrlpipe(wa->usb_dev, 0), @@ -356,10 +359,12 @@ static int __hwahc_op_bwa_set(struct wusbhc *wusbhc, s8 stream_index, WUSB_REQ_SET_WUSB_MAS, USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE, 0, wa->usb_iface->cur_altsetting->desc.bInterfaceNumber, - mas_le, 32, USB_CTRL_SET_TIMEOUT); + mas_le, UWB_NUM_MAS/8, USB_CTRL_SET_TIMEOUT); if (result < 0) dev_err(dev, "Cannot set WUSB MAS allocation: %d\n", result); out: + kfree(mas_le); + return result; } @@ -812,7 +817,7 @@ static int hwahc_probe(struct usb_interface *usb_iface, goto error_alloc; } usb_hcd->wireless = 1; - usb_hcd->self.sg_tablesize = ~0; + usb_hcd->self.sg_tablesize = SG_ALL; wusbhc = usb_hcd_to_wusbhc(usb_hcd); hwahc = container_of(wusbhc, struct hwahc, wusbhc); hwahc_init(hwahc); diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c index 760cb57..fc7f8ad 100644 --- a/drivers/usb/host/ohci-hcd.c +++ b/drivers/usb/host/ohci-hcd.c @@ -444,7 +444,7 @@ static int ohci_init (struct ohci_hcd *ohci) struct usb_hcd *hcd = ohci_to_hcd(ohci); /* Accept arbitrarily long scatter-gather lists */ - hcd->self.sg_tablesize = ~0; + hcd->self.sg_tablesize = SG_ALL; if (distrust_firmware) ohci->flags |= OHCI_QUIRK_HUB_POWER; diff --git a/drivers/usb/host/r8a66597.h b/drivers/usb/host/r8a66597.h index 672cea3..31a730db 100644 --- a/drivers/usb/host/r8a66597.h +++ b/drivers/usb/host/r8a66597.h @@ -125,7 +125,7 @@ struct r8a66597 { unsigned short interval_map; unsigned char pipe_cnt[R8A66597_MAX_NUM_PIPE]; unsigned char dma_map; - unsigned int max_root_hub; + unsigned char max_root_hub; struct list_head child_device; unsigned long child_connect_map[4]; diff --git a/drivers/usb/host/uhci-hcd.c b/drivers/usb/host/uhci-hcd.c index a7de8e8..e1ef134 100644 --- a/drivers/usb/host/uhci-hcd.c +++ b/drivers/usb/host/uhci-hcd.c @@ -570,7 +570,7 @@ static int uhci_start(struct usb_hcd *hcd) hcd->uses_new_polling = 1; /* Accept arbitrarily long scatter-gather lists */ if (!(hcd->driver->flags & HCD_LOCAL_MEM)) - hcd->self.sg_tablesize = ~0; + hcd->self.sg_tablesize = SG_ALL; spin_lock_init(&uhci->lock); setup_timer(&uhci->fsbr_timer, uhci_fsbr_timeout, diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index c47d3e4..35bcc1e 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -30,7 +30,7 @@ #define PORT2_SSIC_CONFIG_REG2 0x883c #define PROG_DONE (1 << 30) -#define SSIC_PORT_UNUSED (1 << 31) +#define SSIC_PORT_UNUSED (1U << 31) /* Device for a quirk */ #define PCI_VENDOR_ID_FRESCO_LOGIC 0x1b73 diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 385f9f5..fe0610e 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -4843,7 +4843,7 @@ int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks) int retval; /* Accept arbitrarily long scatter-gather lists */ - hcd->self.sg_tablesize = ~0; + hcd->self.sg_tablesize = SG_ALL; /* support to build packet from discontinuous buffers */ hcd->self.no_sg_constraint = 1; diff --git a/drivers/usb/misc/appledisplay.c b/drivers/usb/misc/appledisplay.c index a0a3827..d7ec10b 100644 --- a/drivers/usb/misc/appledisplay.c +++ b/drivers/usb/misc/appledisplay.c @@ -84,7 +84,7 @@ struct appledisplay { struct mutex sysfslock; /* concurrent read and write */ }; -static atomic_t count_displays = ATOMIC_INIT(0); +static atomic_unchecked_t count_displays = ATOMIC_INIT(0); static struct workqueue_struct *wq; static void appledisplay_complete(struct urb *urb) @@ -288,7 +288,7 @@ static int appledisplay_probe(struct usb_interface *iface, /* Register backlight device */ snprintf(bl_name, sizeof(bl_name), "appledisplay%d", - atomic_inc_return(&count_displays) - 1); + atomic_inc_return_unchecked(&count_displays) - 1); memset(&props, 0, sizeof(struct backlight_properties)); props.type = BACKLIGHT_RAW; props.max_brightness = 0xff; diff --git a/drivers/usb/serial/console.c b/drivers/usb/serial/console.c index 3806e70..55c508b 100644 --- a/drivers/usb/serial/console.c +++ b/drivers/usb/serial/console.c @@ -126,7 +126,7 @@ static int usb_console_setup(struct console *co, char *options) info->port = port; - ++port->port.count; + atomic_inc(&port->port.count); if (!test_bit(ASYNCB_INITIALIZED, &port->port.flags)) { if (serial->type->set_termios) { /* @@ -175,7 +175,7 @@ static int usb_console_setup(struct console *co, char *options) } /* Now that any required fake tty operations are completed restore * the tty port count */ - --port->port.count; + atomic_dec(&port->port.count); /* The console is special in terms of closing the device so * indicate this port is now acting as a system console. */ port->port.console = 1; @@ -188,7 +188,7 @@ static int usb_console_setup(struct console *co, char *options) put_tty: tty_kref_put(tty); reset_open_count: - port->port.count = 0; + atomic_set(&port->port.count, 0); usb_autopm_put_interface(serial->interface); error_get_interface: usb_serial_put(serial); @@ -199,7 +199,7 @@ static int usb_console_setup(struct console *co, char *options) static void usb_console_write(struct console *co, const char *buf, unsigned count) { - static struct usbcons_info *info = &usbcons_info; + struct usbcons_info *info = &usbcons_info; struct usb_serial_port *port = info->port; struct usb_serial *serial; int retval = -ENODEV; diff --git a/drivers/usb/storage/transport.c b/drivers/usb/storage/transport.c index 5e67f63..2ef08d6 100644 --- a/drivers/usb/storage/transport.c +++ b/drivers/usb/storage/transport.c @@ -689,7 +689,7 @@ void usb_stor_invoke_transport(struct scsi_cmnd *srb, struct us_data *us) if (need_auto_sense) { int temp_result; struct scsi_eh_save ses; - int sense_size = US_SENSE_SIZE; + unsigned int sense_size = US_SENSE_SIZE; struct scsi_sense_hdr sshdr; const u8 *scdd; u8 fm_ili; diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c index 43576ed..583589d 100644 --- a/drivers/usb/storage/usb.c +++ b/drivers/usb/storage/usb.c @@ -912,7 +912,7 @@ static void usb_stor_scan_dwork(struct work_struct *work) clear_bit(US_FLIDX_SCAN_PENDING, &us->dflags); } -static unsigned int usb_stor_sg_tablesize(struct usb_interface *intf) +static unsigned short usb_stor_sg_tablesize(struct usb_interface *intf) { struct usb_device *usb_dev = interface_to_usbdev(intf); diff --git a/drivers/usb/storage/usb.h b/drivers/usb/storage/usb.h index da0ad32..50b5bbe 100644 --- a/drivers/usb/storage/usb.h +++ b/drivers/usb/storage/usb.h @@ -63,7 +63,7 @@ struct us_unusual_dev { __u8 useProtocol; __u8 useTransport; int (*initFunction)(struct us_data *); -}; +} __do_const; /* Dynamic bitflag definitions (us->dflags): used in set_bit() etc. */ diff --git a/drivers/usb/usbip/vhci.h b/drivers/usb/usbip/vhci.h index a863a98..d272795 100644 --- a/drivers/usb/usbip/vhci.h +++ b/drivers/usb/usbip/vhci.h @@ -83,7 +83,7 @@ struct vhci_hcd { unsigned resuming:1; unsigned long re_timeout; - atomic_t seqnum; + atomic_unchecked_t seqnum; /* * NOTE: diff --git a/drivers/usb/usbip/vhci_hcd.c b/drivers/usb/usbip/vhci_hcd.c index e9ef1ec..c3a0b04 100644 --- a/drivers/usb/usbip/vhci_hcd.c +++ b/drivers/usb/usbip/vhci_hcd.c @@ -440,7 +440,7 @@ static void vhci_tx_urb(struct urb *urb) spin_lock(&vdev->priv_lock); - priv->seqnum = atomic_inc_return(&the_controller->seqnum); + priv->seqnum = atomic_inc_return_unchecked(&the_controller->seqnum); if (priv->seqnum == 0xffff) dev_info(&urb->dev->dev, "seqnum max\n"); @@ -685,7 +685,7 @@ static int vhci_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status) return -ENOMEM; } - unlink->seqnum = atomic_inc_return(&the_controller->seqnum); + unlink->seqnum = atomic_inc_return_unchecked(&the_controller->seqnum); if (unlink->seqnum == 0xffff) pr_info("seqnum max\n"); @@ -889,7 +889,7 @@ static int vhci_start(struct usb_hcd *hcd) vdev->rhport = rhport; } - atomic_set(&vhci->seqnum, 0); + atomic_set_unchecked(&vhci->seqnum, 0); spin_lock_init(&vhci->lock); hcd->power_budget = 0; /* no limit */ diff --git a/drivers/usb/usbip/vhci_rx.c b/drivers/usb/usbip/vhci_rx.c index 00e4a54..d676f85 100644 --- a/drivers/usb/usbip/vhci_rx.c +++ b/drivers/usb/usbip/vhci_rx.c @@ -80,7 +80,7 @@ static void vhci_recv_ret_submit(struct vhci_device *vdev, if (!urb) { pr_err("cannot find a urb of seqnum %u\n", pdu->base.seqnum); pr_info("max seqnum %d\n", - atomic_read(&the_controller->seqnum)); + atomic_read_unchecked(&the_controller->seqnum)); usbip_event_add(ud, VDEV_EVENT_ERROR_TCP); return; } diff --git a/drivers/usb/usbip/vhci_sysfs.c b/drivers/usb/usbip/vhci_sysfs.c index 211f43f..6c22ae1 100644 --- a/drivers/usb/usbip/vhci_sysfs.c +++ b/drivers/usb/usbip/vhci_sysfs.c @@ -59,7 +59,7 @@ static ssize_t status_show(struct device *dev, struct device_attribute *attr, if (vdev->ud.status == VDEV_ST_USED) { out += sprintf(out, "%03u %08x ", vdev->speed, vdev->devid); - out += sprintf(out, "%16p ", vdev->ud.tcp_socket); + out += sprintf(out, "%16pK ", vdev->ud.tcp_socket); out += sprintf(out, "%s", dev_name(&vdev->udev->dev)); } else { diff --git a/drivers/usb/wusbcore/wa-hc.h b/drivers/usb/wusbcore/wa-hc.h index edc7267..9f65ce2 100644 --- a/drivers/usb/wusbcore/wa-hc.h +++ b/drivers/usb/wusbcore/wa-hc.h @@ -240,7 +240,7 @@ struct wahc { spinlock_t xfer_list_lock; struct work_struct xfer_enqueue_work; struct work_struct xfer_error_work; - atomic_t xfer_id_count; + atomic_unchecked_t xfer_id_count; kernel_ulong_t quirks; }; @@ -305,7 +305,7 @@ static inline void wa_init(struct wahc *wa) INIT_WORK(&wa->xfer_enqueue_work, wa_urb_enqueue_run); INIT_WORK(&wa->xfer_error_work, wa_process_errored_transfers_run); wa->dto_in_use = 0; - atomic_set(&wa->xfer_id_count, 1); + atomic_set_unchecked(&wa->xfer_id_count, 1); /* init the buf in URBs */ for (index = 0; index < WA_MAX_BUF_IN_URBS; ++index) usb_init_urb(&(wa->buf_in_urbs[index])); diff --git a/drivers/usb/wusbcore/wa-xfer.c b/drivers/usb/wusbcore/wa-xfer.c index 69af4fd..da390d7 100644 --- a/drivers/usb/wusbcore/wa-xfer.c +++ b/drivers/usb/wusbcore/wa-xfer.c @@ -314,7 +314,7 @@ static void wa_xfer_completion(struct wa_xfer *xfer) */ static void wa_xfer_id_init(struct wa_xfer *xfer) { - xfer->id = atomic_add_return(1, &xfer->wa->xfer_id_count); + xfer->id = atomic_add_return_unchecked(1, &xfer->wa->xfer_id_count); } /* Return the xfer's ID. */ diff --git a/drivers/vfio/vfio.c b/drivers/vfio/vfio.c index 563c510..1fcc957 100644 --- a/drivers/vfio/vfio.c +++ b/drivers/vfio/vfio.c @@ -517,7 +517,7 @@ static int vfio_group_nb_add_dev(struct vfio_group *group, struct device *dev) return 0; /* TODO Prevent device auto probing */ - WARN("Device %s added to live group %d!\n", dev_name(dev), + WARN(1, "Device %s added to live group %d!\n", dev_name(dev), iommu_group_id(group->iommu_group)); return 0; diff --git a/drivers/vhost/vringh.c b/drivers/vhost/vringh.c index 3bb02c6..a01ff38 100644 --- a/drivers/vhost/vringh.c +++ b/drivers/vhost/vringh.c @@ -551,7 +551,7 @@ static inline void __vringh_notify_disable(struct vringh *vrh, static inline int getu16_user(const struct vringh *vrh, u16 *val, const __virtio16 *p) { __virtio16 v = 0; - int rc = get_user(v, (__force __virtio16 __user *)p); + int rc = get_user(v, (__force_user __virtio16 *)p); *val = vringh16_to_cpu(vrh, v); return rc; } @@ -559,12 +559,12 @@ static inline int getu16_user(const struct vringh *vrh, u16 *val, const __virtio static inline int putu16_user(const struct vringh *vrh, __virtio16 *p, u16 val) { __virtio16 v = cpu_to_vringh16(vrh, val); - return put_user(v, (__force __virtio16 __user *)p); + return put_user(v, (__force_user __virtio16 *)p); } static inline int copydesc_user(void *dst, const void *src, size_t len) { - return copy_from_user(dst, (__force void __user *)src, len) ? + return copy_from_user(dst, (void __force_user *)src, len) ? -EFAULT : 0; } @@ -572,19 +572,19 @@ static inline int putused_user(struct vring_used_elem *dst, const struct vring_used_elem *src, unsigned int num) { - return copy_to_user((__force void __user *)dst, src, + return copy_to_user((void __force_user *)dst, src, sizeof(*dst) * num) ? -EFAULT : 0; } static inline int xfer_from_user(void *src, void *dst, size_t len) { - return copy_from_user(dst, (__force void __user *)src, len) ? + return copy_from_user(dst, (void __force_user *)src, len) ? -EFAULT : 0; } static inline int xfer_to_user(void *dst, void *src, size_t len) { - return copy_to_user((__force void __user *)dst, src, len) ? + return copy_to_user((void __force_user *)dst, src, len) ? -EFAULT : 0; } @@ -621,9 +621,9 @@ int vringh_init_user(struct vringh *vrh, u64 features, vrh->last_used_idx = 0; vrh->vring.num = num; /* vring expects kernel addresses, but only used via accessors. */ - vrh->vring.desc = (__force struct vring_desc *)desc; - vrh->vring.avail = (__force struct vring_avail *)avail; - vrh->vring.used = (__force struct vring_used *)used; + vrh->vring.desc = (__force_kernel struct vring_desc *)desc; + vrh->vring.avail = (__force_kernel struct vring_avail *)avail; + vrh->vring.used = (__force_kernel struct vring_used *)used; return 0; } EXPORT_SYMBOL(vringh_init_user); @@ -826,7 +826,7 @@ static inline int getu16_kern(const struct vringh *vrh, static inline int putu16_kern(const struct vringh *vrh, __virtio16 *p, u16 val) { - ACCESS_ONCE(*p) = cpu_to_vringh16(vrh, val); + ACCESS_ONCE_RW(*p) = cpu_to_vringh16(vrh, val); return 0; } diff --git a/drivers/video/backlight/kb3886_bl.c b/drivers/video/backlight/kb3886_bl.c index 84a110a..96312c3 100644 --- a/drivers/video/backlight/kb3886_bl.c +++ b/drivers/video/backlight/kb3886_bl.c @@ -78,7 +78,7 @@ static struct kb3886bl_machinfo *bl_machinfo; static unsigned long kb3886bl_flags; #define KB3886BL_SUSPENDED 0x01 -static struct dmi_system_id kb3886bl_device_table[] __initdata = { +static const struct dmi_system_id kb3886bl_device_table[] __initconst = { { .ident = "Sahara Touch-iT", .matches = { diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c index 92f3949..7bb0e86 100644 --- a/drivers/video/console/fbcon.c +++ b/drivers/video/console/fbcon.c @@ -106,7 +106,7 @@ static int fbcon_softback_size = 32768; static unsigned long softback_buf, softback_curr; static unsigned long softback_in; static unsigned long softback_top, softback_end; -static int softback_lines; +static long softback_lines; /* console mappings */ static int first_fb_vc; static int last_fb_vc = MAX_NR_CONSOLES - 1; diff --git a/drivers/video/fbdev/arcfb.c b/drivers/video/fbdev/arcfb.c index 1b0b233..6f34c2c 100644 --- a/drivers/video/fbdev/arcfb.c +++ b/drivers/video/fbdev/arcfb.c @@ -458,7 +458,7 @@ static ssize_t arcfb_write(struct fb_info *info, const char __user *buf, return -ENOSPC; err = 0; - if ((count + p) > fbmemlength) { + if (count > (fbmemlength - p)) { count = fbmemlength - p; err = -ENOSPC; } diff --git a/drivers/video/fbdev/aty/aty128fb.c b/drivers/video/fbdev/aty/aty128fb.c index c42ce2f..4c8bc59 100644 --- a/drivers/video/fbdev/aty/aty128fb.c +++ b/drivers/video/fbdev/aty/aty128fb.c @@ -145,7 +145,7 @@ enum { }; /* Must match above enum */ -static char * const r128_family[] = { +static const char * const r128_family[] = { "AGP", "PCI", "PRO AGP", diff --git a/drivers/video/fbdev/aty/atyfb_base.c b/drivers/video/fbdev/aty/atyfb_base.c index f34ed47..026367f 100644 --- a/drivers/video/fbdev/aty/atyfb_base.c +++ b/drivers/video/fbdev/aty/atyfb_base.c @@ -1335,10 +1335,14 @@ static int atyfb_set_par(struct fb_info *info) par->accel_flags = var->accel_flags; /* hack */ if (var->accel_flags) { - info->fbops->fb_sync = atyfb_sync; + pax_open_kernel(); + *(void **)&info->fbops->fb_sync = atyfb_sync; + pax_close_kernel(); info->flags &= ~FBINFO_HWACCEL_DISABLED; } else { - info->fbops->fb_sync = NULL; + pax_open_kernel(); + *(void **)&info->fbops->fb_sync = NULL; + pax_close_kernel(); info->flags |= FBINFO_HWACCEL_DISABLED; } diff --git a/drivers/video/fbdev/aty/mach64_cursor.c b/drivers/video/fbdev/aty/mach64_cursor.c index 2fa0317..4983f2a 100644 --- a/drivers/video/fbdev/aty/mach64_cursor.c +++ b/drivers/video/fbdev/aty/mach64_cursor.c @@ -8,6 +8,7 @@ #include "../core/fb_draw.h" #include <asm/io.h> +#include <asm/pgtable.h> #ifdef __sparc__ #include <asm/fbio.h> @@ -218,7 +219,9 @@ int aty_init_cursor(struct fb_info *info) info->sprite.buf_align = 16; /* and 64 lines tall. */ info->sprite.flags = FB_PIXMAP_IO; - info->fbops->fb_cursor = atyfb_cursor; + pax_open_kernel(); + *(void **)&info->fbops->fb_cursor = atyfb_cursor; + pax_close_kernel(); return 0; } diff --git a/drivers/video/fbdev/core/fb_defio.c b/drivers/video/fbdev/core/fb_defio.c index 3fc63c2..eec5e49 100644 --- a/drivers/video/fbdev/core/fb_defio.c +++ b/drivers/video/fbdev/core/fb_defio.c @@ -207,7 +207,9 @@ void fb_deferred_io_init(struct fb_info *info) BUG_ON(!fbdefio); mutex_init(&fbdefio->lock); - info->fbops->fb_mmap = fb_deferred_io_mmap; + pax_open_kernel(); + *(void **)&info->fbops->fb_mmap = fb_deferred_io_mmap; + pax_close_kernel(); INIT_DELAYED_WORK(&info->deferred_work, fb_deferred_io_work); INIT_LIST_HEAD(&fbdefio->pagelist); if (fbdefio->delay == 0) /* set a default of 1 s */ @@ -238,7 +240,7 @@ void fb_deferred_io_cleanup(struct fb_info *info) page->mapping = NULL; } - info->fbops->fb_mmap = NULL; + *(void **)&info->fbops->fb_mmap = NULL; mutex_destroy(&fbdefio->lock); } EXPORT_SYMBOL_GPL(fb_deferred_io_cleanup); diff --git a/drivers/video/fbdev/core/fbmem.c b/drivers/video/fbdev/core/fbmem.c index 0705d88..0e17c07 100644 --- a/drivers/video/fbdev/core/fbmem.c +++ b/drivers/video/fbdev/core/fbmem.c @@ -1301,7 +1301,7 @@ static int do_fscreeninfo_to_user(struct fb_fix_screeninfo *fix, __u32 data; int err; - err = copy_to_user(&fix32->id, &fix->id, sizeof(fix32->id)); + err = copy_to_user(fix32->id, &fix->id, sizeof(fix32->id)); data = (__u32) (unsigned long) fix->smem_start; err |= put_user(data, &fix32->smem_start); @@ -1435,10 +1435,7 @@ fb_mmap(struct file *file, struct vm_area_struct * vma) return vm_iomap_memory(vma, start, len); } -static int -fb_open(struct inode *inode, struct file *file) -__acquires(&info->lock) -__releases(&info->lock) +static int fb_open(struct inode *inode, struct file *file) { int fbidx = iminor(inode); struct fb_info *info; @@ -1476,10 +1473,7 @@ out: return res; } -static int -fb_release(struct inode *inode, struct file *file) -__acquires(&info->lock) -__releases(&info->lock) +static int fb_release(struct inode *inode, struct file *file) { struct fb_info * const info = file->private_data; diff --git a/drivers/video/fbdev/hyperv_fb.c b/drivers/video/fbdev/hyperv_fb.c index e2451bd..ab7ccd1 100644 --- a/drivers/video/fbdev/hyperv_fb.c +++ b/drivers/video/fbdev/hyperv_fb.c @@ -240,7 +240,7 @@ static uint screen_fb_size; static inline int synthvid_send(struct hv_device *hdev, struct synthvid_msg *msg) { - static atomic64_t request_id = ATOMIC64_INIT(0); + static atomic64_unchecked_t request_id = ATOMIC64_INIT(0); int ret; msg->pipe_hdr.type = PIPE_MSG_DATA; @@ -248,7 +248,7 @@ static inline int synthvid_send(struct hv_device *hdev, ret = vmbus_sendpacket(hdev->channel, msg, msg->vid_hdr.size + sizeof(struct pipe_msg_hdr), - atomic64_inc_return(&request_id), + atomic64_inc_return_unchecked(&request_id), VM_PKT_DATA_INBAND, 0); if (ret) diff --git a/drivers/video/fbdev/i810/i810_accel.c b/drivers/video/fbdev/i810/i810_accel.c index 7672d2e..b56437f 100644 --- a/drivers/video/fbdev/i810/i810_accel.c +++ b/drivers/video/fbdev/i810/i810_accel.c @@ -73,6 +73,7 @@ static inline int wait_for_space(struct fb_info *info, u32 space) } } printk("ringbuffer lockup!!!\n"); + printk("head:%u tail:%u iring.size:%u space:%u\n", head, tail, par->iring.size, space); i810_report_error(mmio); par->dev_flags |= LOCKUP; info->pixmap.scan_align = 1; diff --git a/drivers/video/fbdev/matrox/matroxfb_DAC1064.c b/drivers/video/fbdev/matrox/matroxfb_DAC1064.c index a01147f..5d896f8 100644 --- a/drivers/video/fbdev/matrox/matroxfb_DAC1064.c +++ b/drivers/video/fbdev/matrox/matroxfb_DAC1064.c @@ -1088,14 +1088,20 @@ static void MGAG100_restore(struct matrox_fb_info *minfo) #ifdef CONFIG_FB_MATROX_MYSTIQUE struct matrox_switch matrox_mystique = { - MGA1064_preinit, MGA1064_reset, MGA1064_init, MGA1064_restore, + .preinit = MGA1064_preinit, + .reset = MGA1064_reset, + .init = MGA1064_init, + .restore = MGA1064_restore, }; EXPORT_SYMBOL(matrox_mystique); #endif #ifdef CONFIG_FB_MATROX_G struct matrox_switch matrox_G100 = { - MGAG100_preinit, MGAG100_reset, MGAG100_init, MGAG100_restore, + .preinit = MGAG100_preinit, + .reset = MGAG100_reset, + .init = MGAG100_init, + .restore = MGAG100_restore, }; EXPORT_SYMBOL(matrox_G100); #endif diff --git a/drivers/video/fbdev/matrox/matroxfb_Ti3026.c b/drivers/video/fbdev/matrox/matroxfb_Ti3026.c index 195ad7c..09743fc 100644 --- a/drivers/video/fbdev/matrox/matroxfb_Ti3026.c +++ b/drivers/video/fbdev/matrox/matroxfb_Ti3026.c @@ -738,7 +738,10 @@ static int Ti3026_preinit(struct matrox_fb_info *minfo) } struct matrox_switch matrox_millennium = { - Ti3026_preinit, Ti3026_reset, Ti3026_init, Ti3026_restore + .preinit = Ti3026_preinit, + .reset = Ti3026_reset, + .init = Ti3026_init, + .restore = Ti3026_restore }; EXPORT_SYMBOL(matrox_millennium); #endif diff --git a/drivers/video/fbdev/matrox/matroxfb_base.c b/drivers/video/fbdev/matrox/matroxfb_base.c index 11eb094..622ee31 100644 --- a/drivers/video/fbdev/matrox/matroxfb_base.c +++ b/drivers/video/fbdev/matrox/matroxfb_base.c @@ -2176,7 +2176,7 @@ static struct pci_driver matroxfb_driver = { #define RS1056x480 14 /* 132 x 60 text */ #define RSNoxNo 15 /* 10-FF */ -static struct { int xres, yres, left, right, upper, lower, hslen, vslen, vfreq; } timmings[] __initdata = { +static struct { unsigned int xres, yres, left, right, upper, lower, hslen, vslen, vfreq; } timmings[] __initdata = { { 640, 400, 48, 16, 39, 8, 96, 2, 70 }, { 640, 480, 48, 16, 33, 10, 96, 2, 60 }, { 800, 600, 144, 24, 28, 8, 112, 6, 60 }, diff --git a/drivers/video/fbdev/mb862xx/mb862xxfb_accel.c b/drivers/video/fbdev/mb862xx/mb862xxfb_accel.c index fe92eed..106e085 100644 --- a/drivers/video/fbdev/mb862xx/mb862xxfb_accel.c +++ b/drivers/video/fbdev/mb862xx/mb862xxfb_accel.c @@ -312,14 +312,18 @@ void mb862xxfb_init_accel(struct fb_info *info, int xres) struct mb862xxfb_par *par = info->par; if (info->var.bits_per_pixel == 32) { - info->fbops->fb_fillrect = cfb_fillrect; - info->fbops->fb_copyarea = cfb_copyarea; - info->fbops->fb_imageblit = cfb_imageblit; + pax_open_kernel(); + *(void **)&info->fbops->fb_fillrect = cfb_fillrect; + *(void **)&info->fbops->fb_copyarea = cfb_copyarea; + *(void **)&info->fbops->fb_imageblit = cfb_imageblit; + pax_close_kernel(); } else { outreg(disp, GC_L0EM, 3); - info->fbops->fb_fillrect = mb86290fb_fillrect; - info->fbops->fb_copyarea = mb86290fb_copyarea; - info->fbops->fb_imageblit = mb86290fb_imageblit; + pax_open_kernel(); + *(void **)&info->fbops->fb_fillrect = mb86290fb_fillrect; + *(void **)&info->fbops->fb_copyarea = mb86290fb_copyarea; + *(void **)&info->fbops->fb_imageblit = mb86290fb_imageblit; + pax_close_kernel(); } outreg(draw, GDC_REG_DRAW_BASE, 0); outreg(draw, GDC_REG_MODE_MISC, 0x8000); diff --git a/drivers/video/fbdev/nvidia/nvidia.c b/drivers/video/fbdev/nvidia/nvidia.c index ce7dab7..a87baf8 100644 --- a/drivers/video/fbdev/nvidia/nvidia.c +++ b/drivers/video/fbdev/nvidia/nvidia.c @@ -660,19 +660,23 @@ static int nvidiafb_set_par(struct fb_info *info) info->fix.line_length = (info->var.xres_virtual * info->var.bits_per_pixel) >> 3; if (info->var.accel_flags) { - info->fbops->fb_imageblit = nvidiafb_imageblit; - info->fbops->fb_fillrect = nvidiafb_fillrect; - info->fbops->fb_copyarea = nvidiafb_copyarea; - info->fbops->fb_sync = nvidiafb_sync; + pax_open_kernel(); + *(void **)&info->fbops->fb_imageblit = nvidiafb_imageblit; + *(void **)&info->fbops->fb_fillrect = nvidiafb_fillrect; + *(void **)&info->fbops->fb_copyarea = nvidiafb_copyarea; + *(void **)&info->fbops->fb_sync = nvidiafb_sync; + pax_close_kernel(); info->pixmap.scan_align = 4; info->flags &= ~FBINFO_HWACCEL_DISABLED; info->flags |= FBINFO_READS_FAST; NVResetGraphics(info); } else { - info->fbops->fb_imageblit = cfb_imageblit; - info->fbops->fb_fillrect = cfb_fillrect; - info->fbops->fb_copyarea = cfb_copyarea; - info->fbops->fb_sync = NULL; + pax_open_kernel(); + *(void **)&info->fbops->fb_imageblit = cfb_imageblit; + *(void **)&info->fbops->fb_fillrect = cfb_fillrect; + *(void **)&info->fbops->fb_copyarea = cfb_copyarea; + *(void **)&info->fbops->fb_sync = NULL; + pax_close_kernel(); info->pixmap.scan_align = 1; info->flags |= FBINFO_HWACCEL_DISABLED; info->flags &= ~FBINFO_READS_FAST; @@ -1164,8 +1168,11 @@ static int nvidia_set_fbinfo(struct fb_info *info) info->pixmap.size = 8 * 1024; info->pixmap.flags = FB_PIXMAP_SYSTEM; - if (!hwcur) - info->fbops->fb_cursor = NULL; + if (!hwcur) { + pax_open_kernel(); + *(void **)&info->fbops->fb_cursor = NULL; + pax_close_kernel(); + } info->var.accel_flags = (!noaccel); diff --git a/drivers/video/fbdev/omap2/dss/display.c b/drivers/video/fbdev/omap2/dss/display.c index ef5b902..47cf7f5 100644 --- a/drivers/video/fbdev/omap2/dss/display.c +++ b/drivers/video/fbdev/omap2/dss/display.c @@ -161,12 +161,14 @@ int omapdss_register_display(struct omap_dss_device *dssdev) if (dssdev->name == NULL) dssdev->name = dssdev->alias; + pax_open_kernel(); if (drv && drv->get_resolution == NULL) - drv->get_resolution = omapdss_default_get_resolution; + *(void **)&drv->get_resolution = omapdss_default_get_resolution; if (drv && drv->get_recommended_bpp == NULL) - drv->get_recommended_bpp = omapdss_default_get_recommended_bpp; + *(void **)&drv->get_recommended_bpp = omapdss_default_get_recommended_bpp; if (drv && drv->get_timings == NULL) - drv->get_timings = omapdss_default_get_timings; + *(void **)&drv->get_timings = omapdss_default_get_timings; + pax_close_kernel(); mutex_lock(&panel_list_mutex); list_add_tail(&dssdev->panel_list, &panel_list); diff --git a/drivers/video/fbdev/s1d13xxxfb.c b/drivers/video/fbdev/s1d13xxxfb.c index 96aa46d..c67c213 100644 --- a/drivers/video/fbdev/s1d13xxxfb.c +++ b/drivers/video/fbdev/s1d13xxxfb.c @@ -880,8 +880,10 @@ static int s1d13xxxfb_probe(struct platform_device *pdev) switch(prod_id) { case S1D13506_PROD_ID: /* activate acceleration */ - s1d13xxxfb_fbops.fb_fillrect = s1d13xxxfb_bitblt_solidfill; - s1d13xxxfb_fbops.fb_copyarea = s1d13xxxfb_bitblt_copyarea; + pax_open_kernel(); + *(void **)&s1d13xxxfb_fbops.fb_fillrect = s1d13xxxfb_bitblt_solidfill; + *(void **)&s1d13xxxfb_fbops.fb_copyarea = s1d13xxxfb_bitblt_copyarea; + pax_close_kernel(); info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN | FBINFO_HWACCEL_FILLRECT | FBINFO_HWACCEL_COPYAREA; break; diff --git a/drivers/video/fbdev/sh_mobile_lcdcfb.c b/drivers/video/fbdev/sh_mobile_lcdcfb.c index 82c0a8c..42499a1 100644 --- a/drivers/video/fbdev/sh_mobile_lcdcfb.c +++ b/drivers/video/fbdev/sh_mobile_lcdcfb.c @@ -439,9 +439,9 @@ static unsigned long lcdc_sys_read_data(void *handle) } static struct sh_mobile_lcdc_sys_bus_ops sh_mobile_lcdc_sys_bus_ops = { - lcdc_sys_write_index, - lcdc_sys_write_data, - lcdc_sys_read_data, + .write_index = lcdc_sys_write_index, + .write_data = lcdc_sys_write_data, + .read_data = lcdc_sys_read_data, }; static int sh_mobile_lcdc_sginit(struct fb_info *info, diff --git a/drivers/video/fbdev/smscufx.c b/drivers/video/fbdev/smscufx.c index 9279e5f..d5f5276 100644 --- a/drivers/video/fbdev/smscufx.c +++ b/drivers/video/fbdev/smscufx.c @@ -1174,7 +1174,9 @@ static int ufx_ops_release(struct fb_info *info, int user) fb_deferred_io_cleanup(info); kfree(info->fbdefio); info->fbdefio = NULL; - info->fbops->fb_mmap = ufx_ops_mmap; + pax_open_kernel(); + *(void **)&info->fbops->fb_mmap = ufx_ops_mmap; + pax_close_kernel(); } pr_debug("released /dev/fb%d user=%d count=%d", diff --git a/drivers/video/fbdev/udlfb.c b/drivers/video/fbdev/udlfb.c index e9c2f7b..8df1264 100644 --- a/drivers/video/fbdev/udlfb.c +++ b/drivers/video/fbdev/udlfb.c @@ -623,11 +623,11 @@ static int dlfb_handle_damage(struct dlfb_data *dev, int x, int y, dlfb_urb_completion(urb); error: - atomic_add(bytes_sent, &dev->bytes_sent); - atomic_add(bytes_identical, &dev->bytes_identical); - atomic_add(width*height*2, &dev->bytes_rendered); + atomic_add_unchecked(bytes_sent, &dev->bytes_sent); + atomic_add_unchecked(bytes_identical, &dev->bytes_identical); + atomic_add_unchecked(width*height*2, &dev->bytes_rendered); end_cycles = get_cycles(); - atomic_add(((unsigned int) ((end_cycles - start_cycles) + atomic_add_unchecked(((unsigned int) ((end_cycles - start_cycles) >> 10)), /* Kcycles */ &dev->cpu_kcycles_used); @@ -748,11 +748,11 @@ static void dlfb_dpy_deferred_io(struct fb_info *info, dlfb_urb_completion(urb); error: - atomic_add(bytes_sent, &dev->bytes_sent); - atomic_add(bytes_identical, &dev->bytes_identical); - atomic_add(bytes_rendered, &dev->bytes_rendered); + atomic_add_unchecked(bytes_sent, &dev->bytes_sent); + atomic_add_unchecked(bytes_identical, &dev->bytes_identical); + atomic_add_unchecked(bytes_rendered, &dev->bytes_rendered); end_cycles = get_cycles(); - atomic_add(((unsigned int) ((end_cycles - start_cycles) + atomic_add_unchecked(((unsigned int) ((end_cycles - start_cycles) >> 10)), /* Kcycles */ &dev->cpu_kcycles_used); } @@ -991,7 +991,9 @@ static int dlfb_ops_release(struct fb_info *info, int user) fb_deferred_io_cleanup(info); kfree(info->fbdefio); info->fbdefio = NULL; - info->fbops->fb_mmap = dlfb_ops_mmap; + pax_open_kernel(); + *(void **)&info->fbops->fb_mmap = dlfb_ops_mmap; + pax_close_kernel(); } pr_warn("released /dev/fb%d user=%d count=%d\n", @@ -1373,7 +1375,7 @@ static ssize_t metrics_bytes_rendered_show(struct device *fbdev, struct fb_info *fb_info = dev_get_drvdata(fbdev); struct dlfb_data *dev = fb_info->par; return snprintf(buf, PAGE_SIZE, "%u\n", - atomic_read(&dev->bytes_rendered)); + atomic_read_unchecked(&dev->bytes_rendered)); } static ssize_t metrics_bytes_identical_show(struct device *fbdev, @@ -1381,7 +1383,7 @@ static ssize_t metrics_bytes_identical_show(struct device *fbdev, struct fb_info *fb_info = dev_get_drvdata(fbdev); struct dlfb_data *dev = fb_info->par; return snprintf(buf, PAGE_SIZE, "%u\n", - atomic_read(&dev->bytes_identical)); + atomic_read_unchecked(&dev->bytes_identical)); } static ssize_t metrics_bytes_sent_show(struct device *fbdev, @@ -1389,7 +1391,7 @@ static ssize_t metrics_bytes_sent_show(struct device *fbdev, struct fb_info *fb_info = dev_get_drvdata(fbdev); struct dlfb_data *dev = fb_info->par; return snprintf(buf, PAGE_SIZE, "%u\n", - atomic_read(&dev->bytes_sent)); + atomic_read_unchecked(&dev->bytes_sent)); } static ssize_t metrics_cpu_kcycles_used_show(struct device *fbdev, @@ -1397,7 +1399,7 @@ static ssize_t metrics_cpu_kcycles_used_show(struct device *fbdev, struct fb_info *fb_info = dev_get_drvdata(fbdev); struct dlfb_data *dev = fb_info->par; return snprintf(buf, PAGE_SIZE, "%u\n", - atomic_read(&dev->cpu_kcycles_used)); + atomic_read_unchecked(&dev->cpu_kcycles_used)); } static ssize_t edid_show( @@ -1457,10 +1459,10 @@ static ssize_t metrics_reset_store(struct device *fbdev, struct fb_info *fb_info = dev_get_drvdata(fbdev); struct dlfb_data *dev = fb_info->par; - atomic_set(&dev->bytes_rendered, 0); - atomic_set(&dev->bytes_identical, 0); - atomic_set(&dev->bytes_sent, 0); - atomic_set(&dev->cpu_kcycles_used, 0); + atomic_set_unchecked(&dev->bytes_rendered, 0); + atomic_set_unchecked(&dev->bytes_identical, 0); + atomic_set_unchecked(&dev->bytes_sent, 0); + atomic_set_unchecked(&dev->cpu_kcycles_used, 0); return count; } diff --git a/drivers/video/fbdev/uvesafb.c b/drivers/video/fbdev/uvesafb.c index 178ae93..624b2eb 100644 --- a/drivers/video/fbdev/uvesafb.c +++ b/drivers/video/fbdev/uvesafb.c @@ -19,6 +19,7 @@ #include <linux/io.h> #include <linux/mutex.h> #include <linux/slab.h> +#include <linux/moduleloader.h> #include <video/edid.h> #include <video/uvesafb.h> #ifdef CONFIG_X86 @@ -565,10 +566,32 @@ static int uvesafb_vbe_getpmi(struct uvesafb_ktask *task, if ((task->t.regs.eax & 0xffff) != 0x4f || task->t.regs.es < 0xc000) { par->pmi_setpal = par->ypan = 0; } else { + +#ifdef CONFIG_PAX_KERNEXEC +#ifdef CONFIG_MODULES + par->pmi_code = module_alloc_exec((u16)task->t.regs.ecx); +#endif + if (!par->pmi_code) { + par->pmi_setpal = par->ypan = 0; + return 0; + } +#endif + par->pmi_base = (u16 *)phys_to_virt(((u32)task->t.regs.es << 4) + task->t.regs.edi); + +#if defined(CONFIG_MODULES) && defined(CONFIG_PAX_KERNEXEC) + pax_open_kernel(); + memcpy(par->pmi_code, par->pmi_base, (u16)task->t.regs.ecx); + pax_close_kernel(); + + par->pmi_start = (void *)ktva_ktla((unsigned long)(par->pmi_code + par->pmi_base[1])); + par->pmi_pal = (void *)ktva_ktla((unsigned long)(par->pmi_code + par->pmi_base[2])); +#else par->pmi_start = (u8 *)par->pmi_base + par->pmi_base[1]; par->pmi_pal = (u8 *)par->pmi_base + par->pmi_base[2]; +#endif + printk(KERN_INFO "uvesafb: protected mode interface info at " "%04x:%04x\n", (u16)task->t.regs.es, (u16)task->t.regs.edi); @@ -813,13 +836,14 @@ static int uvesafb_vbe_init(struct fb_info *info) par->ypan = ypan; if (par->pmi_setpal || par->ypan) { +#if !defined(CONFIG_MODULES) || !defined(CONFIG_PAX_KERNEXEC) if (__supported_pte_mask & _PAGE_NX) { par->pmi_setpal = par->ypan = 0; printk(KERN_WARNING "uvesafb: NX protection is active, " "better not use the PMI.\n"); - } else { + } else +#endif uvesafb_vbe_getpmi(task, par); - } } #else /* The protected mode interface is not available on non-x86. */ @@ -1452,8 +1476,11 @@ static void uvesafb_init_info(struct fb_info *info, struct vbe_mode_ib *mode) info->fix.ywrapstep = (par->ypan > 1) ? 1 : 0; /* Disable blanking if the user requested so. */ - if (!blank) - info->fbops->fb_blank = NULL; + if (!blank) { + pax_open_kernel(); + *(void **)&info->fbops->fb_blank = NULL; + pax_close_kernel(); + } /* * Find out how much IO memory is required for the mode with @@ -1524,8 +1551,11 @@ static void uvesafb_init_info(struct fb_info *info, struct vbe_mode_ib *mode) info->flags = FBINFO_FLAG_DEFAULT | (par->ypan ? FBINFO_HWACCEL_YPAN : 0); - if (!par->ypan) - info->fbops->fb_pan_display = NULL; + if (!par->ypan) { + pax_open_kernel(); + *(void **)&info->fbops->fb_pan_display = NULL; + pax_close_kernel(); + } } static void uvesafb_init_mtrr(struct fb_info *info) @@ -1786,6 +1816,11 @@ out_mode: out: kfree(par->vbe_modes); +#if defined(CONFIG_MODULES) && defined(CONFIG_PAX_KERNEXEC) + if (par->pmi_code) + module_memfree_exec(par->pmi_code); +#endif + framebuffer_release(info); return err; } @@ -1810,6 +1845,11 @@ static int uvesafb_remove(struct platform_device *dev) kfree(par->vbe_state_orig); kfree(par->vbe_state_saved); +#if defined(CONFIG_MODULES) && defined(CONFIG_PAX_KERNEXEC) + if (par->pmi_code) + module_memfree_exec(par->pmi_code); +#endif + framebuffer_release(info); } return 0; diff --git a/drivers/video/fbdev/vesafb.c b/drivers/video/fbdev/vesafb.c index 528fe91..6fd29fe 100644 --- a/drivers/video/fbdev/vesafb.c +++ b/drivers/video/fbdev/vesafb.c @@ -9,6 +9,7 @@ */ #include <linux/module.h> +#include <linux/moduleloader.h> #include <linux/kernel.h> #include <linux/errno.h> #include <linux/string.h> @@ -56,8 +57,8 @@ static int vram_remap; /* Set amount of memory to be used */ static int vram_total; /* Set total amount of memory */ static int pmi_setpal __read_mostly = 1; /* pmi for palette changes ??? */ static int ypan __read_mostly; /* 0..nothing, 1..ypan, 2..ywrap */ -static void (*pmi_start)(void) __read_mostly; -static void (*pmi_pal) (void) __read_mostly; +static void (*pmi_start)(void) __read_only; +static void (*pmi_pal) (void) __read_only; static int depth __read_mostly; static int vga_compat __read_mostly; /* --------------------------------------------------------------------- */ @@ -241,6 +242,7 @@ static int vesafb_probe(struct platform_device *dev) unsigned int size_remap; unsigned int size_total; char *option = NULL; + void *pmi_code = NULL; /* ignore error return of fb_get_options */ fb_get_options("vesafb", &option); @@ -287,10 +289,6 @@ static int vesafb_probe(struct platform_device *dev) size_remap = size_total; vesafb_fix.smem_len = size_remap; -#ifndef __i386__ - screen_info.vesapm_seg = 0; -#endif - if (!request_mem_region(vesafb_fix.smem_start, size_total, "vesafb")) { printk(KERN_WARNING "vesafb: cannot reserve video memory at 0x%lx\n", @@ -320,9 +318,21 @@ static int vesafb_probe(struct platform_device *dev) printk(KERN_INFO "vesafb: mode is %dx%dx%d, linelength=%d, pages=%d\n", vesafb_defined.xres, vesafb_defined.yres, vesafb_defined.bits_per_pixel, vesafb_fix.line_length, screen_info.pages); +#ifdef __i386__ + +#if defined(CONFIG_MODULES) && defined(CONFIG_PAX_KERNEXEC) + pmi_code = module_alloc_exec(screen_info.vesapm_size); + if (!pmi_code) +#elif !defined(CONFIG_PAX_KERNEXEC) + if (0) +#endif + +#endif + screen_info.vesapm_seg = 0; + if (screen_info.vesapm_seg) { - printk(KERN_INFO "vesafb: protected mode interface info at %04x:%04x\n", - screen_info.vesapm_seg,screen_info.vesapm_off); + printk(KERN_INFO "vesafb: protected mode interface info at %04x:%04x %04x bytes\n", + screen_info.vesapm_seg,screen_info.vesapm_off,screen_info.vesapm_size); } if (screen_info.vesapm_seg < 0xc000) @@ -330,9 +340,25 @@ static int vesafb_probe(struct platform_device *dev) if (ypan || pmi_setpal) { unsigned short *pmi_base; + pmi_base = (unsigned short*)phys_to_virt(((unsigned long)screen_info.vesapm_seg << 4) + screen_info.vesapm_off); - pmi_start = (void*)((char*)pmi_base + pmi_base[1]); - pmi_pal = (void*)((char*)pmi_base + pmi_base[2]); + +#if defined(CONFIG_MODULES) && defined(CONFIG_PAX_KERNEXEC) + pax_open_kernel(); + memcpy(pmi_code, pmi_base, screen_info.vesapm_size); +#else + pmi_code = pmi_base; +#endif + + pmi_start = (void*)((char*)pmi_code + pmi_base[1]); + pmi_pal = (void*)((char*)pmi_code + pmi_base[2]); + +#if defined(CONFIG_MODULES) && defined(CONFIG_PAX_KERNEXEC) + pmi_start = (void *)ktva_ktla((unsigned long)pmi_start); + pmi_pal = (void *)ktva_ktla((unsigned long)pmi_pal); + pax_close_kernel(); +#endif + printk(KERN_INFO "vesafb: pmi: set display start = %p, set palette = %p\n",pmi_start,pmi_pal); if (pmi_base[3]) { printk(KERN_INFO "vesafb: pmi: ports = "); @@ -452,8 +478,11 @@ static int vesafb_probe(struct platform_device *dev) info->flags = FBINFO_FLAG_DEFAULT | FBINFO_MISC_FIRMWARE | (ypan ? FBINFO_HWACCEL_YPAN : 0); - if (!ypan) - info->fbops->fb_pan_display = NULL; + if (!ypan) { + pax_open_kernel(); + *(void **)&info->fbops->fb_pan_display = NULL; + pax_close_kernel(); + } if (fb_alloc_cmap(&info->cmap, 256, 0) < 0) { err = -ENOMEM; @@ -467,6 +496,11 @@ static int vesafb_probe(struct platform_device *dev) fb_info(info, "%s frame buffer device\n", info->fix.id); return 0; err: + +#if defined(__i386__) && defined(CONFIG_MODULES) && defined(CONFIG_PAX_KERNEXEC) + module_memfree_exec(pmi_code); +#endif + arch_phys_wc_del(par->wc_cookie); if (info->screen_base) iounmap(info->screen_base); diff --git a/drivers/video/fbdev/via/via_clock.h b/drivers/video/fbdev/via/via_clock.h index 88714ae..16c2e11 100644 --- a/drivers/video/fbdev/via/via_clock.h +++ b/drivers/video/fbdev/via/via_clock.h @@ -56,7 +56,7 @@ struct via_clock { void (*set_engine_pll_state)(u8 state); void (*set_engine_pll)(struct via_pll_config config); -}; +} __no_const; static inline u32 get_pll_internal_frequency(u32 ref_freq, diff --git a/drivers/video/logo/logo_linux_clut224.ppm b/drivers/video/logo/logo_linux_clut224.ppm index 3c14e43..2630570 100644 --- a/drivers/video/logo/logo_linux_clut224.ppm +++ b/drivers/video/logo/logo_linux_clut224.ppm @@ -2,1603 +2,1123 @@ P3 # Standard 224-color Linux logo 80 80 255 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 6 6 6 6 6 6 10 10 10 10 10 10 - 10 10 10 6 6 6 6 6 6 6 6 6 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 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4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 5 5 5 4 3 3 6 6 6 +5 5 5 4 3 3 4 3 3 4 3 3 5 5 5 5 5 5 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 5 5 5 4 3 3 +5 5 5 4 3 3 5 5 5 5 5 5 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 +4 4 4 4 4 4 diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c index fb23623..1edb18e 100644 --- a/drivers/xen/events/events_base.c +++ b/drivers/xen/events/events_base.c @@ -1565,7 +1565,7 @@ void xen_irq_resume(void) restore_pirqs(); } -static struct irq_chip xen_dynamic_chip __read_mostly = { +static struct irq_chip xen_dynamic_chip = { .name = "xen-dyn", .irq_disable = disable_dynirq, @@ -1579,7 +1579,7 @@ static struct irq_chip xen_dynamic_chip __read_mostly = { .irq_retrigger = retrigger_dynirq, }; -static struct irq_chip xen_pirq_chip __read_mostly = { +static struct irq_chip xen_pirq_chip = { .name = "xen-pirq", .irq_startup = startup_pirq, @@ -1599,7 +1599,7 @@ static struct irq_chip xen_pirq_chip __read_mostly = { .irq_retrigger = retrigger_dynirq, }; -static struct irq_chip xen_percpu_chip __read_mostly = { +static struct irq_chip xen_percpu_chip = { .name = "xen-percpu", .irq_disable = disable_dynirq, diff --git a/drivers/xen/evtchn.c b/drivers/xen/evtchn.c index 00f40f0..e3c0b15 100644 --- a/drivers/xen/evtchn.c +++ b/drivers/xen/evtchn.c @@ -201,8 +201,8 @@ static ssize_t evtchn_read(struct file *file, char __user *buf, /* Byte lengths of two chunks. Chunk split (if any) is at ring wrap. */ if (((c ^ p) & EVTCHN_RING_SIZE) != 0) { - bytes1 = (EVTCHN_RING_SIZE - EVTCHN_RING_MASK(c)) * - sizeof(evtchn_port_t); + bytes1 = EVTCHN_RING_SIZE - EVTCHN_RING_MASK(c); + bytes1 *= sizeof(evtchn_port_t); bytes2 = EVTCHN_RING_MASK(p) * sizeof(evtchn_port_t); } else { bytes1 = (p - c) * sizeof(evtchn_port_t); diff --git a/drivers/xen/xenfs/xenstored.c b/drivers/xen/xenfs/xenstored.c index fef20db..d28b1ab 100644 --- a/drivers/xen/xenfs/xenstored.c +++ b/drivers/xen/xenfs/xenstored.c @@ -24,7 +24,12 @@ static int xsd_release(struct inode *inode, struct file *file) static int xsd_kva_open(struct inode *inode, struct file *file) { file->private_data = (void *)kasprintf(GFP_KERNEL, "0x%p", +#ifdef CONFIG_GRKERNSEC_HIDESYM + NULL); +#else xen_store_interface); +#endif + if (!file->private_data) return -ENOMEM; return 0; diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c index b1dc518..2f97461 100644 --- a/fs/9p/vfs_inode.c +++ b/fs/9p/vfs_inode.c @@ -451,9 +451,9 @@ void v9fs_evict_inode(struct inode *inode) { struct v9fs_inode *v9inode = V9FS_I(inode); - truncate_inode_pages_final(inode->i_mapping); + truncate_inode_pages_final(&inode->i_data); clear_inode(inode); - filemap_fdatawrite(inode->i_mapping); + filemap_fdatawrite(&inode->i_data); v9fs_cache_inode_put_cookie(inode); /* clunk the fid stashed in writeback_fid */ diff --git a/fs/Kconfig.binfmt b/fs/Kconfig.binfmt index 2d0cbbd..a6d61492 100644 --- a/fs/Kconfig.binfmt +++ b/fs/Kconfig.binfmt @@ -103,7 +103,7 @@ config HAVE_AOUT config BINFMT_AOUT tristate "Kernel support for a.out and ECOFF binaries" - depends on HAVE_AOUT + depends on HAVE_AOUT && BROKEN ---help--- A.out (Assembler.OUTput) is a set of formats for libraries and executables used in the earliest versions of UNIX. Linux used diff --git a/fs/afs/inode.c b/fs/afs/inode.c index e06f5a2..81d07ac 100644 --- a/fs/afs/inode.c +++ b/fs/afs/inode.c @@ -141,7 +141,7 @@ struct inode *afs_iget_autocell(struct inode *dir, const char *dev_name, struct afs_vnode *vnode; struct super_block *sb; struct inode *inode; - static atomic_t afs_autocell_ino; + static atomic_unchecked_t afs_autocell_ino; _enter("{%x:%u},%*.*s,", AFS_FS_I(dir)->fid.vid, AFS_FS_I(dir)->fid.vnode, @@ -154,7 +154,7 @@ struct inode *afs_iget_autocell(struct inode *dir, const char *dev_name, data.fid.unique = 0; data.fid.vnode = 0; - inode = iget5_locked(sb, atomic_inc_return(&afs_autocell_ino), + inode = iget5_locked(sb, atomic_inc_return_unchecked(&afs_autocell_ino), afs_iget5_autocell_test, afs_iget5_set, &data); if (!inode) { diff --git a/fs/aio.c b/fs/aio.c index 155f842..89922d8 100644 --- a/fs/aio.c +++ b/fs/aio.c @@ -450,7 +450,7 @@ static int aio_setup_ring(struct kioctx *ctx) size += sizeof(struct io_event) * nr_events; nr_pages = PFN_UP(size); - if (nr_pages < 0) + if (nr_pages <= 0) return -EINVAL; file = aio_private_file(ctx, nr_pages); diff --git a/fs/attr.c b/fs/attr.c index 6530ced..4a827e2 100644 --- a/fs/attr.c +++ b/fs/attr.c @@ -102,6 +102,7 @@ int inode_newsize_ok(const struct inode *inode, loff_t offset) unsigned long limit; limit = rlimit(RLIMIT_FSIZE); + gr_learn_resource(current, RLIMIT_FSIZE, (unsigned long)offset, 1); if (limit != RLIM_INFINITY && offset > limit) goto out_sig; if (offset > inode->i_sb->s_maxbytes) diff --git a/fs/autofs4/waitq.c b/fs/autofs4/waitq.c index 35b755e..f4b9e0a 100644 --- a/fs/autofs4/waitq.c +++ b/fs/autofs4/waitq.c @@ -59,7 +59,7 @@ static int autofs4_write(struct autofs_sb_info *sbi, { unsigned long sigpipe, flags; mm_segment_t fs; - const char *data = (const char *)addr; + const char __user *data = (const char __force_user *)addr; ssize_t wr = 0; sigpipe = sigismember(¤t->pending.signal, SIGPIPE); @@ -340,6 +340,10 @@ static int validate_request(struct autofs_wait_queue **wait, return 1; } +#ifdef CONFIG_GRKERNSEC_HIDESYM +static atomic_unchecked_t autofs_dummy_name_id = ATOMIC_INIT(0); +#endif + int autofs4_wait(struct autofs_sb_info *sbi, struct dentry *dentry, enum autofs_notify notify) { @@ -385,7 +389,12 @@ int autofs4_wait(struct autofs_sb_info *sbi, struct dentry *dentry, /* If this is a direct mount request create a dummy name */ if (IS_ROOT(dentry) && autofs_type_trigger(sbi->type)) +#ifdef CONFIG_GRKERNSEC_HIDESYM + /* this name does get written to userland via autofs4_write() */ + qstr.len = sprintf(name, "%08x", atomic_inc_return_unchecked(&autofs_dummy_name_id)); +#else qstr.len = sprintf(name, "%p", dentry); +#endif else { qstr.len = autofs4_getpath(sbi, dentry, &name); if (!qstr.len) { diff --git a/fs/befs/endian.h b/fs/befs/endian.h index 2722387..56059b5 100644 --- a/fs/befs/endian.h +++ b/fs/befs/endian.h @@ -11,7 +11,7 @@ #include <asm/byteorder.h> -static inline u64 +static inline u64 __intentional_overflow(-1) fs64_to_cpu(const struct super_block *sb, fs64 n) { if (BEFS_SB(sb)->byte_order == BEFS_BYTESEX_LE) @@ -29,7 +29,7 @@ cpu_to_fs64(const struct super_block *sb, u64 n) return (__force fs64)cpu_to_be64(n); } -static inline u32 +static inline u32 __intentional_overflow(-1) fs32_to_cpu(const struct super_block *sb, fs32 n) { if (BEFS_SB(sb)->byte_order == BEFS_BYTESEX_LE) @@ -47,7 +47,7 @@ cpu_to_fs32(const struct super_block *sb, u32 n) return (__force fs32)cpu_to_be32(n); } -static inline u16 +static inline u16 __intentional_overflow(-1) fs16_to_cpu(const struct super_block *sb, fs16 n) { if (BEFS_SB(sb)->byte_order == BEFS_BYTESEX_LE) diff --git a/fs/binfmt_aout.c b/fs/binfmt_aout.c index 4c55668..eeae150 100644 --- a/fs/binfmt_aout.c +++ b/fs/binfmt_aout.c @@ -16,6 +16,7 @@ #include <linux/string.h> #include <linux/fs.h> #include <linux/file.h> +#include <linux/security.h> #include <linux/stat.h> #include <linux/fcntl.h> #include <linux/ptrace.h> @@ -58,6 +59,8 @@ static int aout_core_dump(struct coredump_params *cprm) #endif # define START_STACK(u) ((void __user *)u.start_stack) + memset(&dump, 0, sizeof(dump)); + fs = get_fs(); set_fs(KERNEL_DS); has_dumped = 1; @@ -68,10 +71,12 @@ static int aout_core_dump(struct coredump_params *cprm) /* If the size of the dump file exceeds the rlimit, then see what would happen if we wrote the stack, but not the data area. */ + gr_learn_resource(current, RLIMIT_CORE, (dump.u_dsize + dump.u_ssize+1) * PAGE_SIZE, 1); if ((dump.u_dsize + dump.u_ssize+1) * PAGE_SIZE > cprm->limit) dump.u_dsize = 0; /* Make sure we have enough room to write the stack and data areas. */ + gr_learn_resource(current, RLIMIT_CORE, (dump.u_ssize + 1) * PAGE_SIZE, 1); if ((dump.u_ssize + 1) * PAGE_SIZE > cprm->limit) dump.u_ssize = 0; @@ -232,6 +237,8 @@ static int load_aout_binary(struct linux_binprm * bprm) rlim = rlimit(RLIMIT_DATA); if (rlim >= RLIM_INFINITY) rlim = ~0; + + gr_learn_resource(current, RLIMIT_DATA, ex.a_data + ex.a_bss, 1); if (ex.a_data + ex.a_bss > rlim) return -ENOMEM; @@ -261,6 +268,27 @@ static int load_aout_binary(struct linux_binprm * bprm) install_exec_creds(bprm); +#if defined(CONFIG_PAX_NOEXEC) || defined(CONFIG_PAX_ASLR) + current->mm->pax_flags = 0UL; +#endif + +#ifdef CONFIG_PAX_PAGEEXEC + if (!(N_FLAGS(ex) & F_PAX_PAGEEXEC)) { + current->mm->pax_flags |= MF_PAX_PAGEEXEC; + +#ifdef CONFIG_PAX_EMUTRAMP + if (N_FLAGS(ex) & F_PAX_EMUTRAMP) + current->mm->pax_flags |= MF_PAX_EMUTRAMP; +#endif + +#ifdef CONFIG_PAX_MPROTECT + if (!(N_FLAGS(ex) & F_PAX_MPROTECT)) + current->mm->pax_flags |= MF_PAX_MPROTECT; +#endif + + } +#endif + if (N_MAGIC(ex) == OMAGIC) { unsigned long text_addr, map_size; loff_t pos; @@ -312,7 +340,7 @@ static int load_aout_binary(struct linux_binprm * bprm) return error; error = vm_mmap(bprm->file, N_DATADDR(ex), ex.a_data, - PROT_READ | PROT_WRITE | PROT_EXEC, + PROT_READ | PROT_WRITE, MAP_FIXED | MAP_PRIVATE | MAP_DENYWRITE | MAP_EXECUTABLE, fd_offset + ex.a_text); if (error != N_DATADDR(ex)) diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c index 6b65996..be797cf 100644 --- a/fs/binfmt_elf.c +++ b/fs/binfmt_elf.c @@ -35,6 +35,7 @@ #include <linux/utsname.h> #include <linux/coredump.h> #include <linux/sched.h> +#include <linux/xattr.h> #include <asm/uaccess.h> #include <asm/param.h> #include <asm/page.h> @@ -66,6 +67,14 @@ static int elf_core_dump(struct coredump_params *cprm); #define elf_core_dump NULL #endif +#ifdef CONFIG_PAX_MPROTECT +static void elf_handle_mprotect(struct vm_area_struct *vma, unsigned long newflags); +#endif + +#ifdef CONFIG_GRKERNSEC_RWXMAP_LOG +static void elf_handle_mmap(struct file *file); +#endif + #if ELF_EXEC_PAGESIZE > PAGE_SIZE #define ELF_MIN_ALIGN ELF_EXEC_PAGESIZE #else @@ -85,6 +94,15 @@ static struct linux_binfmt elf_format = { .load_binary = load_elf_binary, .load_shlib = load_elf_library, .core_dump = elf_core_dump, + +#ifdef CONFIG_PAX_MPROTECT + .handle_mprotect= elf_handle_mprotect, +#endif + +#ifdef CONFIG_GRKERNSEC_RWXMAP_LOG + .handle_mmap = elf_handle_mmap, +#endif + .min_coredump = ELF_EXEC_PAGESIZE, }; @@ -92,6 +110,8 @@ static struct linux_binfmt elf_format = { static int set_brk(unsigned long start, unsigned long end) { + unsigned long e = end; + start = ELF_PAGEALIGN(start); end = ELF_PAGEALIGN(end); if (end > start) { @@ -100,7 +120,7 @@ static int set_brk(unsigned long start, unsigned long end) if (BAD_ADDR(addr)) return addr; } - current->mm->start_brk = current->mm->brk = end; + current->mm->start_brk = current->mm->brk = e; return 0; } @@ -161,12 +181,13 @@ create_elf_tables(struct linux_binprm *bprm, struct elfhdr *exec, elf_addr_t __user *u_rand_bytes; const char *k_platform = ELF_PLATFORM; const char *k_base_platform = ELF_BASE_PLATFORM; - unsigned char k_rand_bytes[16]; + u32 k_rand_bytes[4]; int items; elf_addr_t *elf_info; int ei_index = 0; const struct cred *cred = current_cred(); struct vm_area_struct *vma; + unsigned long saved_auxv[AT_VECTOR_SIZE]; /* * In some cases (e.g. Hyper-Threading), we want to avoid L1 @@ -208,8 +229,12 @@ create_elf_tables(struct linux_binprm *bprm, struct elfhdr *exec, * Generate 16 random bytes for userspace PRNG seeding. */ get_random_bytes(k_rand_bytes, sizeof(k_rand_bytes)); - u_rand_bytes = (elf_addr_t __user *) - STACK_ALLOC(p, sizeof(k_rand_bytes)); + prandom_seed(k_rand_bytes[0] ^ prandom_u32()); + prandom_seed(k_rand_bytes[1] ^ prandom_u32()); + prandom_seed(k_rand_bytes[2] ^ prandom_u32()); + prandom_seed(k_rand_bytes[3] ^ prandom_u32()); + p = STACK_ROUND(p, sizeof(k_rand_bytes)); + u_rand_bytes = (elf_addr_t __user *) p; if (__copy_to_user(u_rand_bytes, k_rand_bytes, sizeof(k_rand_bytes))) return -EFAULT; @@ -324,9 +349,11 @@ create_elf_tables(struct linux_binprm *bprm, struct elfhdr *exec, return -EFAULT; current->mm->env_end = p; + memcpy(saved_auxv, elf_info, ei_index * sizeof(elf_addr_t)); + /* Put the elf_info on the stack in the right place. */ sp = (elf_addr_t __user *)envp + 1; - if (copy_to_user(sp, elf_info, ei_index * sizeof(elf_addr_t))) + if (copy_to_user(sp, saved_auxv, ei_index * sizeof(elf_addr_t))) return -EFAULT; return 0; } @@ -515,14 +542,14 @@ static inline int arch_check_elf(struct elfhdr *ehdr, bool has_interp, an ELF header */ static unsigned long load_elf_interp(struct elfhdr *interp_elf_ex, - struct file *interpreter, unsigned long *interp_map_addr, + struct file *interpreter, unsigned long no_base, struct elf_phdr *interp_elf_phdata) { struct elf_phdr *eppnt; - unsigned long load_addr = 0; + unsigned long load_addr = 0, pax_task_size = TASK_SIZE; int load_addr_set = 0; unsigned long last_bss = 0, elf_bss = 0; - unsigned long error = ~0UL; + unsigned long error = -EINVAL; unsigned long total_size; int i; @@ -542,6 +569,11 @@ static unsigned long load_elf_interp(struct elfhdr *interp_elf_ex, goto out; } +#ifdef CONFIG_PAX_SEGMEXEC + if (current->mm->pax_flags & MF_PAX_SEGMEXEC) + pax_task_size = SEGMEXEC_TASK_SIZE; +#endif + eppnt = interp_elf_phdata; for (i = 0; i < interp_elf_ex->e_phnum; i++, eppnt++) { if (eppnt->p_type == PT_LOAD) { @@ -565,8 +597,6 @@ static unsigned long load_elf_interp(struct elfhdr *interp_elf_ex, map_addr = elf_map(interpreter, load_addr + vaddr, eppnt, elf_prot, elf_type, total_size); total_size = 0; - if (!*interp_map_addr) - *interp_map_addr = map_addr; error = map_addr; if (BAD_ADDR(map_addr)) goto out; @@ -585,8 +615,8 @@ static unsigned long load_elf_interp(struct elfhdr *interp_elf_ex, k = load_addr + eppnt->p_vaddr; if (BAD_ADDR(k) || eppnt->p_filesz > eppnt->p_memsz || - eppnt->p_memsz > TASK_SIZE || - TASK_SIZE - eppnt->p_memsz < k) { + eppnt->p_memsz > pax_task_size || + pax_task_size - eppnt->p_memsz < k) { error = -ENOMEM; goto out; } @@ -625,9 +655,11 @@ static unsigned long load_elf_interp(struct elfhdr *interp_elf_ex, elf_bss = ELF_PAGESTART(elf_bss + ELF_MIN_ALIGN - 1); /* Map the last of the bss segment */ - error = vm_brk(elf_bss, last_bss - elf_bss); - if (BAD_ADDR(error)) - goto out; + if (last_bss > elf_bss) { + error = vm_brk(elf_bss, last_bss - elf_bss); + if (BAD_ADDR(error)) + goto out; + } } error = load_addr; @@ -635,6 +667,336 @@ out: return error; } +#ifdef CONFIG_PAX_PT_PAX_FLAGS +#ifdef CONFIG_PAX_SOFTMODE +static unsigned long pax_parse_pt_pax_softmode(const struct elf_phdr * const elf_phdata) +{ + unsigned long pax_flags = 0UL; + +#ifdef CONFIG_PAX_PAGEEXEC + if (elf_phdata->p_flags & PF_PAGEEXEC) + pax_flags |= MF_PAX_PAGEEXEC; +#endif + +#ifdef CONFIG_PAX_SEGMEXEC + if (elf_phdata->p_flags & PF_SEGMEXEC) + pax_flags |= MF_PAX_SEGMEXEC; +#endif + +#ifdef CONFIG_PAX_EMUTRAMP + if ((elf_phdata->p_flags & PF_EMUTRAMP) && (pax_flags & (MF_PAX_PAGEEXEC | MF_PAX_SEGMEXEC))) + pax_flags |= MF_PAX_EMUTRAMP; +#endif + +#ifdef CONFIG_PAX_MPROTECT + if (elf_phdata->p_flags & PF_MPROTECT) + pax_flags |= MF_PAX_MPROTECT; +#endif + +#if defined(CONFIG_PAX_RANDMMAP) || defined(CONFIG_PAX_RANDUSTACK) + if (randomize_va_space && (elf_phdata->p_flags & PF_RANDMMAP)) + pax_flags |= MF_PAX_RANDMMAP; +#endif + + return pax_flags; +} +#endif + +static unsigned long pax_parse_pt_pax_hardmode(const struct elf_phdr * const elf_phdata) +{ + unsigned long pax_flags = 0UL; + +#ifdef CONFIG_PAX_PAGEEXEC + if (!(elf_phdata->p_flags & PF_NOPAGEEXEC)) + pax_flags |= MF_PAX_PAGEEXEC; +#endif + +#ifdef CONFIG_PAX_SEGMEXEC + if (!(elf_phdata->p_flags & PF_NOSEGMEXEC)) + pax_flags |= MF_PAX_SEGMEXEC; +#endif + +#ifdef CONFIG_PAX_EMUTRAMP + if (!(elf_phdata->p_flags & PF_NOEMUTRAMP)) + pax_flags |= MF_PAX_EMUTRAMP; +#endif + +#ifdef CONFIG_PAX_MPROTECT + if (!(elf_phdata->p_flags & PF_NOMPROTECT)) + pax_flags |= MF_PAX_MPROTECT; +#endif + +#if defined(CONFIG_PAX_RANDMMAP) || defined(CONFIG_PAX_RANDUSTACK) + if (randomize_va_space && !(elf_phdata->p_flags & PF_NORANDMMAP)) + pax_flags |= MF_PAX_RANDMMAP; +#endif + + return pax_flags; +} +#endif + +#ifdef CONFIG_PAX_XATTR_PAX_FLAGS +#ifdef CONFIG_PAX_SOFTMODE +static unsigned long pax_parse_xattr_pax_softmode(unsigned long pax_flags_softmode) +{ + unsigned long pax_flags = 0UL; + +#ifdef CONFIG_PAX_PAGEEXEC + if (pax_flags_softmode & MF_PAX_PAGEEXEC) + pax_flags |= MF_PAX_PAGEEXEC; +#endif + +#ifdef CONFIG_PAX_SEGMEXEC + if (pax_flags_softmode & MF_PAX_SEGMEXEC) + pax_flags |= MF_PAX_SEGMEXEC; +#endif + +#ifdef CONFIG_PAX_EMUTRAMP + if ((pax_flags_softmode & MF_PAX_EMUTRAMP) && (pax_flags & (MF_PAX_PAGEEXEC | MF_PAX_SEGMEXEC))) + pax_flags |= MF_PAX_EMUTRAMP; +#endif + +#ifdef CONFIG_PAX_MPROTECT + if (pax_flags_softmode & MF_PAX_MPROTECT) + pax_flags |= MF_PAX_MPROTECT; +#endif + +#if defined(CONFIG_PAX_RANDMMAP) || defined(CONFIG_PAX_RANDUSTACK) + if (randomize_va_space && (pax_flags_softmode & MF_PAX_RANDMMAP)) + pax_flags |= MF_PAX_RANDMMAP; +#endif + + return pax_flags; +} +#endif + +static unsigned long pax_parse_xattr_pax_hardmode(unsigned long pax_flags_hardmode) +{ + unsigned long pax_flags = 0UL; + +#ifdef CONFIG_PAX_PAGEEXEC + if (!(pax_flags_hardmode & MF_PAX_PAGEEXEC)) + pax_flags |= MF_PAX_PAGEEXEC; +#endif + +#ifdef CONFIG_PAX_SEGMEXEC + if (!(pax_flags_hardmode & MF_PAX_SEGMEXEC)) + pax_flags |= MF_PAX_SEGMEXEC; +#endif + +#ifdef CONFIG_PAX_EMUTRAMP + if (!(pax_flags_hardmode & MF_PAX_EMUTRAMP)) + pax_flags |= MF_PAX_EMUTRAMP; +#endif + +#ifdef CONFIG_PAX_MPROTECT + if (!(pax_flags_hardmode & MF_PAX_MPROTECT)) + pax_flags |= MF_PAX_MPROTECT; +#endif + +#if defined(CONFIG_PAX_RANDMMAP) || defined(CONFIG_PAX_RANDUSTACK) + if (randomize_va_space && !(pax_flags_hardmode & MF_PAX_RANDMMAP)) + pax_flags |= MF_PAX_RANDMMAP; +#endif + + return pax_flags; +} +#endif + +#if defined(CONFIG_PAX_NOEXEC) || defined(CONFIG_PAX_ASLR) +static unsigned long pax_parse_defaults(void) +{ + unsigned long pax_flags = 0UL; + +#ifdef CONFIG_PAX_SOFTMODE + if (pax_softmode) + return pax_flags; +#endif + +#ifdef CONFIG_PAX_PAGEEXEC + pax_flags |= MF_PAX_PAGEEXEC; +#endif + +#ifdef CONFIG_PAX_SEGMEXEC + pax_flags |= MF_PAX_SEGMEXEC; +#endif + +#ifdef CONFIG_PAX_MPROTECT + pax_flags |= MF_PAX_MPROTECT; +#endif + +#ifdef CONFIG_PAX_RANDMMAP + if (randomize_va_space) + pax_flags |= MF_PAX_RANDMMAP; +#endif + + return pax_flags; +} + +static unsigned long pax_parse_ei_pax(const struct elfhdr * const elf_ex) +{ + unsigned long pax_flags = PAX_PARSE_FLAGS_FALLBACK; + +#ifdef CONFIG_PAX_EI_PAX + +#ifdef CONFIG_PAX_SOFTMODE + if (pax_softmode) + return pax_flags; +#endif + + pax_flags = 0UL; + +#ifdef CONFIG_PAX_PAGEEXEC + if (!(elf_ex->e_ident[EI_PAX] & EF_PAX_PAGEEXEC)) + pax_flags |= MF_PAX_PAGEEXEC; +#endif + +#ifdef CONFIG_PAX_SEGMEXEC + if (!(elf_ex->e_ident[EI_PAX] & EF_PAX_SEGMEXEC)) + pax_flags |= MF_PAX_SEGMEXEC; +#endif + +#ifdef CONFIG_PAX_EMUTRAMP + if ((pax_flags & (MF_PAX_PAGEEXEC | MF_PAX_SEGMEXEC)) && (elf_ex->e_ident[EI_PAX] & EF_PAX_EMUTRAMP)) + pax_flags |= MF_PAX_EMUTRAMP; +#endif + +#ifdef CONFIG_PAX_MPROTECT + if ((pax_flags & (MF_PAX_PAGEEXEC | MF_PAX_SEGMEXEC)) && !(elf_ex->e_ident[EI_PAX] & EF_PAX_MPROTECT)) + pax_flags |= MF_PAX_MPROTECT; +#endif + +#ifdef CONFIG_PAX_ASLR + if (randomize_va_space && !(elf_ex->e_ident[EI_PAX] & EF_PAX_RANDMMAP)) + pax_flags |= MF_PAX_RANDMMAP; +#endif + +#endif + + return pax_flags; + +} + +static unsigned long pax_parse_pt_pax(const struct elfhdr * const elf_ex, const struct elf_phdr * const elf_phdata) +{ + +#ifdef CONFIG_PAX_PT_PAX_FLAGS + unsigned long i; + + for (i = 0UL; i < elf_ex->e_phnum; i++) + if (elf_phdata[i].p_type == PT_PAX_FLAGS) { + if (((elf_phdata[i].p_flags & PF_PAGEEXEC) && (elf_phdata[i].p_flags & PF_NOPAGEEXEC)) || + ((elf_phdata[i].p_flags & PF_SEGMEXEC) && (elf_phdata[i].p_flags & PF_NOSEGMEXEC)) || + ((elf_phdata[i].p_flags & PF_EMUTRAMP) && (elf_phdata[i].p_flags & PF_NOEMUTRAMP)) || + ((elf_phdata[i].p_flags & PF_MPROTECT) && (elf_phdata[i].p_flags & PF_NOMPROTECT)) || + ((elf_phdata[i].p_flags & PF_RANDMMAP) && (elf_phdata[i].p_flags & PF_NORANDMMAP))) + return PAX_PARSE_FLAGS_FALLBACK; + +#ifdef CONFIG_PAX_SOFTMODE + if (pax_softmode) + return pax_parse_pt_pax_softmode(&elf_phdata[i]); + else +#endif + + return pax_parse_pt_pax_hardmode(&elf_phdata[i]); + break; + } +#endif + + return PAX_PARSE_FLAGS_FALLBACK; +} + +static unsigned long pax_parse_xattr_pax(struct file * const file) +{ + +#ifdef CONFIG_PAX_XATTR_PAX_FLAGS + ssize_t xattr_size, i; + unsigned char xattr_value[sizeof("pemrs") - 1]; + unsigned long pax_flags_hardmode = 0UL, pax_flags_softmode = 0UL; + + xattr_size = pax_getxattr(file->f_path.dentry, xattr_value, sizeof xattr_value); + if (xattr_size < 0 || xattr_size > sizeof xattr_value) + return PAX_PARSE_FLAGS_FALLBACK; + + for (i = 0; i < xattr_size; i++) + switch (xattr_value[i]) { + default: + return PAX_PARSE_FLAGS_FALLBACK; + +#define parse_flag(option1, option2, flag) \ + case option1: \ + if (pax_flags_hardmode & MF_PAX_##flag) \ + return PAX_PARSE_FLAGS_FALLBACK;\ + pax_flags_hardmode |= MF_PAX_##flag; \ + break; \ + case option2: \ + if (pax_flags_softmode & MF_PAX_##flag) \ + return PAX_PARSE_FLAGS_FALLBACK;\ + pax_flags_softmode |= MF_PAX_##flag; \ + break; + + parse_flag('p', 'P', PAGEEXEC); + parse_flag('e', 'E', EMUTRAMP); + parse_flag('m', 'M', MPROTECT); + parse_flag('r', 'R', RANDMMAP); + parse_flag('s', 'S', SEGMEXEC); + +#undef parse_flag + } + + if (pax_flags_hardmode & pax_flags_softmode) + return PAX_PARSE_FLAGS_FALLBACK; + +#ifdef CONFIG_PAX_SOFTMODE + if (pax_softmode) + return pax_parse_xattr_pax_softmode(pax_flags_softmode); + else +#endif + + return pax_parse_xattr_pax_hardmode(pax_flags_hardmode); +#else + return PAX_PARSE_FLAGS_FALLBACK; +#endif + +} + +static long pax_parse_pax_flags(const struct elfhdr * const elf_ex, const struct elf_phdr * const elf_phdata, struct file * const file) +{ + unsigned long pax_flags, ei_pax_flags, pt_pax_flags, xattr_pax_flags; + + pax_flags = pax_parse_defaults(); + ei_pax_flags = pax_parse_ei_pax(elf_ex); + pt_pax_flags = pax_parse_pt_pax(elf_ex, elf_phdata); + xattr_pax_flags = pax_parse_xattr_pax(file); + + if (pt_pax_flags != PAX_PARSE_FLAGS_FALLBACK && + xattr_pax_flags != PAX_PARSE_FLAGS_FALLBACK && + pt_pax_flags != xattr_pax_flags) + return -EINVAL; + if (xattr_pax_flags != PAX_PARSE_FLAGS_FALLBACK) + pax_flags = xattr_pax_flags; + else if (pt_pax_flags != PAX_PARSE_FLAGS_FALLBACK) + pax_flags = pt_pax_flags; + else if (ei_pax_flags != PAX_PARSE_FLAGS_FALLBACK) + pax_flags = ei_pax_flags; + +#if defined(CONFIG_PAX_PAGEEXEC) && defined(CONFIG_PAX_SEGMEXEC) + if ((pax_flags & (MF_PAX_PAGEEXEC | MF_PAX_SEGMEXEC)) == (MF_PAX_PAGEEXEC | MF_PAX_SEGMEXEC)) { + if ((__supported_pte_mask & _PAGE_NX)) + pax_flags &= ~MF_PAX_SEGMEXEC; + else + pax_flags &= ~MF_PAX_PAGEEXEC; + } +#endif + + if (0 > pax_check_flags(&pax_flags)) + return -EINVAL; + + current->mm->pax_flags = pax_flags; + return 0; +} +#endif + /* * These are the functions used to load ELF style executables and shared * libraries. There is no binary dependent code anywhere else. @@ -648,6 +1010,11 @@ static unsigned long randomize_stack_top(unsigned long stack_top) { unsigned long random_variable = 0; +#ifdef CONFIG_PAX_RANDUSTACK + if (current->mm->pax_flags & MF_PAX_RANDMMAP) + return stack_top - current->mm->delta_stack; +#endif + if ((current->flags & PF_RANDOMIZE) && !(current->personality & ADDR_NO_RANDOMIZE)) { random_variable = (unsigned long) get_random_int(); @@ -667,7 +1034,7 @@ static int load_elf_binary(struct linux_binprm *bprm) unsigned long load_addr = 0, load_bias = 0; int load_addr_set = 0; char * elf_interpreter = NULL; - unsigned long error; + unsigned long error = 0; struct elf_phdr *elf_ppnt, *elf_phdata, *interp_elf_phdata = NULL; unsigned long elf_bss, elf_brk; int retval, i; @@ -682,6 +1049,7 @@ static int load_elf_binary(struct linux_binprm *bprm) struct elfhdr interp_elf_ex; } *loc; struct arch_elf_state arch_state = INIT_ARCH_ELF_STATE; + unsigned long pax_task_size; loc = kmalloc(sizeof(*loc), GFP_KERNEL); if (!loc) { @@ -759,16 +1127,16 @@ static int load_elf_binary(struct linux_binprm *bprm) */ would_dump(bprm, interpreter); - retval = kernel_read(interpreter, 0, bprm->buf, - BINPRM_BUF_SIZE); - if (retval != BINPRM_BUF_SIZE) { - if (retval >= 0) - retval = -EIO; - goto out_free_dentry; - } - /* Get the exec headers */ - loc->interp_elf_ex = *((struct elfhdr *)bprm->buf); + retval = kernel_read(interpreter, 0, + (void *)&loc->interp_elf_ex, + sizeof(loc->interp_elf_ex)); + if (retval != sizeof(loc->interp_elf_ex)) { + if (retval >= 0) + retval = -EIO; + goto out_free_dentry; + } + break; } elf_ppnt++; @@ -840,6 +1208,77 @@ static int load_elf_binary(struct linux_binprm *bprm) /* Do this immediately, since STACK_TOP as used in setup_arg_pages may depend on the personality. */ SET_PERSONALITY2(loc->elf_ex, &arch_state); + +#if defined(CONFIG_PAX_NOEXEC) || defined(CONFIG_PAX_ASLR) + current->mm->pax_flags = 0UL; +#endif + +#ifdef CONFIG_PAX_DLRESOLVE + current->mm->call_dl_resolve = 0UL; +#endif + +#if defined(CONFIG_PPC32) && defined(CONFIG_PAX_EMUSIGRT) + current->mm->call_syscall = 0UL; +#endif + +#ifdef CONFIG_PAX_ASLR + current->mm->delta_mmap = 0UL; + current->mm->delta_stack = 0UL; +#endif + +#if defined(CONFIG_PAX_NOEXEC) || defined(CONFIG_PAX_ASLR) + if (0 > pax_parse_pax_flags(&loc->elf_ex, elf_phdata, bprm->file)) { + retval = -EINVAL; + goto out_free_dentry; + } +#endif + +#ifdef CONFIG_PAX_HAVE_ACL_FLAGS + pax_set_initial_flags(bprm); +#elif defined(CONFIG_PAX_HOOK_ACL_FLAGS) + if (pax_set_initial_flags_func) + (pax_set_initial_flags_func)(bprm); +#endif + +#ifdef CONFIG_ARCH_TRACK_EXEC_LIMIT + if ((current->mm->pax_flags & MF_PAX_PAGEEXEC) && !(__supported_pte_mask & _PAGE_NX)) { + current->mm->context.user_cs_limit = PAGE_SIZE; + current->mm->def_flags |= VM_PAGEEXEC | VM_NOHUGEPAGE; + } +#endif + +#ifdef CONFIG_PAX_SEGMEXEC + if (current->mm->pax_flags & MF_PAX_SEGMEXEC) { + current->mm->context.user_cs_base = SEGMEXEC_TASK_SIZE; + current->mm->context.user_cs_limit = TASK_SIZE-SEGMEXEC_TASK_SIZE; + pax_task_size = SEGMEXEC_TASK_SIZE; + current->mm->def_flags |= VM_NOHUGEPAGE; + } else +#endif + + pax_task_size = TASK_SIZE; + +#if defined(CONFIG_ARCH_TRACK_EXEC_LIMIT) || defined(CONFIG_PAX_SEGMEXEC) + if (current->mm->pax_flags & (MF_PAX_PAGEEXEC | MF_PAX_SEGMEXEC)) { + set_user_cs(current->mm->context.user_cs_base, current->mm->context.user_cs_limit, get_cpu()); + put_cpu(); + } +#endif + +#ifdef CONFIG_PAX_ASLR + if (current->mm->pax_flags & MF_PAX_RANDMMAP) { + current->mm->delta_mmap = (pax_get_random_long() & ((1UL << PAX_DELTA_MMAP_LEN)-1)) << PAGE_SHIFT; + current->mm->delta_stack = (pax_get_random_long() & ((1UL << PAX_DELTA_STACK_LEN)-1)) << PAGE_SHIFT; + } +#endif + +#if defined(CONFIG_PAX_PAGEEXEC) || defined(CONFIG_PAX_SEGMEXEC) + if (current->mm->pax_flags & (MF_PAX_PAGEEXEC | MF_PAX_SEGMEXEC)) { + executable_stack = EXSTACK_DISABLE_X; + current->personality &= ~READ_IMPLIES_EXEC; + } else +#endif + if (elf_read_implies_exec(loc->elf_ex, executable_stack)) current->personality |= READ_IMPLIES_EXEC; @@ -915,8 +1354,21 @@ static int load_elf_binary(struct linux_binprm *bprm) if (current->flags & PF_RANDOMIZE) load_bias += arch_mmap_rnd(); load_bias = ELF_PAGESTART(load_bias); - total_size = total_mapping_size(elf_phdata, - loc->elf_ex.e_phnum); + +#ifdef CONFIG_PAX_RANDMMAP + /* PaX: randomize base address at the default exe base if requested */ + if ((current->mm->pax_flags & MF_PAX_RANDMMAP) && elf_interpreter) { +#ifdef CONFIG_SPARC64 + load_bias = (pax_get_random_long() & ((1UL << PAX_DELTA_MMAP_LEN) - 1)) << (PAGE_SHIFT+1); +#else + load_bias = (pax_get_random_long() & ((1UL << PAX_DELTA_MMAP_LEN) - 1)) << PAGE_SHIFT; +#endif + load_bias = ELF_PAGESTART(PAX_ELF_ET_DYN_BASE - vaddr + load_bias); + elf_flags |= MAP_FIXED; + } +#endif + + total_size = total_mapping_size(elf_phdata, loc->elf_ex.e_phnum); if (!total_size) { retval = -EINVAL; goto out_free_dentry; @@ -952,9 +1404,9 @@ static int load_elf_binary(struct linux_binprm *bprm) * allowed task size. Note that p_filesz must always be * <= p_memsz so it is only necessary to check p_memsz. */ - if (BAD_ADDR(k) || elf_ppnt->p_filesz > elf_ppnt->p_memsz || - elf_ppnt->p_memsz > TASK_SIZE || - TASK_SIZE - elf_ppnt->p_memsz < k) { + if (k >= pax_task_size || elf_ppnt->p_filesz > elf_ppnt->p_memsz || + elf_ppnt->p_memsz > pax_task_size || + pax_task_size - elf_ppnt->p_memsz < k) { /* set_brk can never work. Avoid overflows. */ retval = -EINVAL; goto out_free_dentry; @@ -990,16 +1442,43 @@ static int load_elf_binary(struct linux_binprm *bprm) if (retval) goto out_free_dentry; if (likely(elf_bss != elf_brk) && unlikely(padzero(elf_bss))) { - retval = -EFAULT; /* Nobody gets to see this, but.. */ - goto out_free_dentry; + /* + * This bss-zeroing can fail if the ELF + * file specifies odd protections. So + * we don't check the return value + */ } +#ifdef CONFIG_PAX_RANDMMAP + if (current->mm->pax_flags & MF_PAX_RANDMMAP) { + unsigned long start, size, flags; + vm_flags_t vm_flags; + + start = ELF_PAGEALIGN(elf_brk); + size = PAGE_SIZE + ((pax_get_random_long() & ((1UL << 22) - 1UL)) << 4); + flags = MAP_FIXED | MAP_PRIVATE; + vm_flags = VM_DONTEXPAND | VM_DONTDUMP; + + down_write(¤t->mm->mmap_sem); + start = get_unmapped_area(NULL, start, PAGE_ALIGN(size), 0, flags); + retval = -ENOMEM; + if (!IS_ERR_VALUE(start) && !find_vma_intersection(current->mm, start, start + size + PAGE_SIZE)) { +// if (current->personality & ADDR_NO_RANDOMIZE) +// vm_flags |= VM_READ | VM_MAYREAD; + start = mmap_region(NULL, start, PAGE_ALIGN(size), vm_flags, 0); + retval = IS_ERR_VALUE(start) ? start : 0; + } + up_write(¤t->mm->mmap_sem); + if (retval == 0) + retval = set_brk(start + size, start + size + PAGE_SIZE); + if (retval < 0) + goto out_free_dentry; + } +#endif + if (elf_interpreter) { - unsigned long interp_map_addr = 0; - elf_entry = load_elf_interp(&loc->interp_elf_ex, interpreter, - &interp_map_addr, load_bias, interp_elf_phdata); if (!IS_ERR((void *)elf_entry)) { /* @@ -1050,6 +1529,7 @@ static int load_elf_binary(struct linux_binprm *bprm) current->mm->end_data = end_data; current->mm->start_stack = bprm->p; +#ifndef CONFIG_PAX_RANDMMAP if ((current->flags & PF_RANDOMIZE) && (randomize_va_space > 1)) { current->mm->brk = current->mm->start_brk = arch_randomize_brk(current->mm); @@ -1057,6 +1537,7 @@ static int load_elf_binary(struct linux_binprm *bprm) current->brk_randomized = 1; #endif } +#endif if (current->personality & MMAP_PAGE_ZERO) { /* Why this, you ask??? Well SVr4 maps page 0 as read-only, @@ -1225,7 +1706,7 @@ static bool always_dump_vma(struct vm_area_struct *vma) * Decide what to dump of a segment, part, all or none. */ static unsigned long vma_dump_size(struct vm_area_struct *vma, - unsigned long mm_flags) + unsigned long mm_flags, long signr) { #define FILTER(type) (mm_flags & (1UL << MMF_DUMP_##type)) @@ -1263,7 +1744,7 @@ static unsigned long vma_dump_size(struct vm_area_struct *vma, if (vma->vm_file == NULL) return 0; - if (FILTER(MAPPED_PRIVATE)) + if (signr == SIGKILL || FILTER(MAPPED_PRIVATE)) goto whole; /* @@ -1363,7 +1844,7 @@ static void fill_elf_header(struct elfhdr *elf, int segs, return; } -static void fill_elf_note_phdr(struct elf_phdr *phdr, int sz, loff_t offset) +static void fill_elf_note_phdr(struct elf_phdr *phdr, size_t sz, loff_t offset) { phdr->p_type = PT_NOTE; phdr->p_offset = offset; @@ -1470,9 +1951,9 @@ static void fill_auxv_note(struct memelfnote *note, struct mm_struct *mm) { elf_addr_t *auxv = (elf_addr_t *) mm->saved_auxv; int i = 0; - do + do { i += 2; - while (auxv[i - 2] != AT_NULL); + } while (auxv[i - 2] != AT_NULL); fill_note(note, "CORE", NT_AUXV, i * sizeof(elf_addr_t), auxv); } @@ -1481,7 +1962,7 @@ static void fill_siginfo_note(struct memelfnote *note, user_siginfo_t *csigdata, { mm_segment_t old_fs = get_fs(); set_fs(KERNEL_DS); - copy_siginfo_to_user((user_siginfo_t __user *) csigdata, siginfo); + copy_siginfo_to_user((user_siginfo_t __force_user *) csigdata, siginfo); set_fs(old_fs); fill_note(note, "CORE", NT_SIGINFO, sizeof(*csigdata), csigdata); } @@ -2201,7 +2682,7 @@ static int elf_core_dump(struct coredump_params *cprm) vma = next_vma(vma, gate_vma)) { unsigned long dump_size; - dump_size = vma_dump_size(vma, cprm->mm_flags); + dump_size = vma_dump_size(vma, cprm->mm_flags, cprm->siginfo->si_signo); vma_filesz[i++] = dump_size; vma_data_size += dump_size; } @@ -2309,6 +2790,167 @@ out: #endif /* CONFIG_ELF_CORE */ +#ifdef CONFIG_PAX_MPROTECT +/* PaX: non-PIC ELF libraries need relocations on their executable segments + * therefore we'll grant them VM_MAYWRITE once during their life. Similarly + * we'll remove VM_MAYWRITE for good on RELRO segments. + * + * The checks favour ld-linux.so behaviour which operates on a per ELF segment + * basis because we want to allow the common case and not the special ones. + */ +static void elf_handle_mprotect(struct vm_area_struct *vma, unsigned long newflags) +{ + struct elfhdr elf_h; + struct elf_phdr elf_p; + unsigned long i; + unsigned long oldflags; + bool is_textrel_rw, is_textrel_rx, is_relro; + + if (!(vma->vm_mm->pax_flags & MF_PAX_MPROTECT) || !vma->vm_file) + return; + + oldflags = vma->vm_flags & (VM_MAYEXEC | VM_MAYWRITE | VM_MAYREAD | VM_EXEC | VM_WRITE | VM_READ); + newflags &= VM_MAYEXEC | VM_MAYWRITE | VM_MAYREAD | VM_EXEC | VM_WRITE | VM_READ; + +#ifdef CONFIG_PAX_ELFRELOCS + /* possible TEXTREL */ + is_textrel_rw = !vma->anon_vma && oldflags == (VM_MAYEXEC | VM_MAYREAD | VM_EXEC | VM_READ) && newflags == (VM_WRITE | VM_READ); + is_textrel_rx = vma->anon_vma && oldflags == (VM_MAYEXEC | VM_MAYWRITE | VM_MAYREAD | VM_WRITE | VM_READ) && newflags == (VM_EXEC | VM_READ); +#else + is_textrel_rw = false; + is_textrel_rx = false; +#endif + + /* possible RELRO */ + is_relro = vma->anon_vma && oldflags == (VM_MAYWRITE | VM_MAYREAD | VM_READ) && newflags == (VM_MAYWRITE | VM_MAYREAD | VM_READ); + + if (!is_textrel_rw && !is_textrel_rx && !is_relro) + return; + + if (sizeof(elf_h) != kernel_read(vma->vm_file, 0UL, (char *)&elf_h, sizeof(elf_h)) || + memcmp(elf_h.e_ident, ELFMAG, SELFMAG) || + +#ifdef CONFIG_PAX_ETEXECRELOCS + ((is_textrel_rw || is_textrel_rx) && (elf_h.e_type != ET_DYN && elf_h.e_type != ET_EXEC)) || +#else + ((is_textrel_rw || is_textrel_rx) && elf_h.e_type != ET_DYN) || +#endif + + (is_relro && (elf_h.e_type != ET_DYN && elf_h.e_type != ET_EXEC)) || + !elf_check_arch(&elf_h) || + elf_h.e_phentsize != sizeof(struct elf_phdr) || + elf_h.e_phnum > 65536UL / sizeof(struct elf_phdr)) + return; + + for (i = 0UL; i < elf_h.e_phnum; i++) { + if (sizeof(elf_p) != kernel_read(vma->vm_file, elf_h.e_phoff + i*sizeof(elf_p), (char *)&elf_p, sizeof(elf_p))) + return; + switch (elf_p.p_type) { + case PT_DYNAMIC: + if (!is_textrel_rw && !is_textrel_rx) + continue; + i = 0UL; + while ((i+1) * sizeof(elf_dyn) <= elf_p.p_filesz) { + elf_dyn dyn; + + if (sizeof(dyn) != kernel_read(vma->vm_file, elf_p.p_offset + i*sizeof(dyn), (char *)&dyn, sizeof(dyn))) + break; + if (dyn.d_tag == DT_NULL) + break; + if (dyn.d_tag == DT_TEXTREL || (dyn.d_tag == DT_FLAGS && (dyn.d_un.d_val & DF_TEXTREL))) { + gr_log_textrel(vma, is_textrel_rw); + if (is_textrel_rw) + vma->vm_flags |= VM_MAYWRITE; + else + /* PaX: disallow write access after relocs are done, hopefully noone else needs it... */ + vma->vm_flags &= ~VM_MAYWRITE; + break; + } + i++; + } + is_textrel_rw = false; + is_textrel_rx = false; + continue; + + case PT_GNU_RELRO: + if (!is_relro) + continue; + if ((elf_p.p_offset >> PAGE_SHIFT) == vma->vm_pgoff && ELF_PAGEALIGN(elf_p.p_memsz) == vma->vm_end - vma->vm_start) + vma->vm_flags &= ~VM_MAYWRITE; + is_relro = false; + continue; + +#ifdef CONFIG_PAX_PT_PAX_FLAGS + case PT_PAX_FLAGS: { + const char *msg_mprotect = "", *msg_emutramp = ""; + char *buffer_lib, *buffer_exe; + + if (elf_p.p_flags & PF_NOMPROTECT) + msg_mprotect = "MPROTECT disabled"; + +#ifdef CONFIG_PAX_EMUTRAMP + if (!(vma->vm_mm->pax_flags & MF_PAX_EMUTRAMP) && !(elf_p.p_flags & PF_NOEMUTRAMP)) + msg_emutramp = "EMUTRAMP enabled"; +#endif + + if (!msg_mprotect[0] && !msg_emutramp[0]) + continue; + + if (!printk_ratelimit()) + continue; + + buffer_lib = (char *)__get_free_page(GFP_KERNEL); + buffer_exe = (char *)__get_free_page(GFP_KERNEL); + if (buffer_lib && buffer_exe) { + char *path_lib, *path_exe; + + path_lib = pax_get_path(&vma->vm_file->f_path, buffer_lib, PAGE_SIZE); + path_exe = pax_get_path(&vma->vm_mm->exe_file->f_path, buffer_exe, PAGE_SIZE); + + pr_info("PAX: %s wants %s%s%s on %s\n", path_lib, msg_mprotect, + (msg_mprotect[0] && msg_emutramp[0] ? " and " : ""), msg_emutramp, path_exe); + + } + free_page((unsigned long)buffer_exe); + free_page((unsigned long)buffer_lib); + continue; + } +#endif + + } + } +} +#endif + +#ifdef CONFIG_GRKERNSEC_RWXMAP_LOG + +extern int grsec_enable_log_rwxmaps; + +static void elf_handle_mmap(struct file *file) +{ + struct elfhdr elf_h; + struct elf_phdr elf_p; + unsigned long i; + + if (!grsec_enable_log_rwxmaps) + return; + + if (sizeof(elf_h) != kernel_read(file, 0UL, (char *)&elf_h, sizeof(elf_h)) || + memcmp(elf_h.e_ident, ELFMAG, SELFMAG) || + (elf_h.e_type != ET_DYN && elf_h.e_type != ET_EXEC) || !elf_check_arch(&elf_h) || + elf_h.e_phentsize != sizeof(struct elf_phdr) || + elf_h.e_phnum > 65536UL / sizeof(struct elf_phdr)) + return; + + for (i = 0UL; i < elf_h.e_phnum; i++) { + if (sizeof(elf_p) != kernel_read(file, elf_h.e_phoff + i*sizeof(elf_p), (char *)&elf_p, sizeof(elf_p))) + return; + if (elf_p.p_type == PT_GNU_STACK && (elf_p.p_flags & PF_X)) + gr_log_ptgnustack(file); + } +} +#endif + static int __init init_elf_binfmt(void) { register_binfmt(&elf_format); diff --git a/fs/binfmt_elf_fdpic.c b/fs/binfmt_elf_fdpic.c index d3634bf..10fc244 100644 --- a/fs/binfmt_elf_fdpic.c +++ b/fs/binfmt_elf_fdpic.c @@ -1296,7 +1296,7 @@ static inline void fill_elf_fdpic_header(struct elfhdr *elf, int segs) return; } -static inline void fill_elf_note_phdr(struct elf_phdr *phdr, int sz, loff_t offset) +static inline void fill_elf_note_phdr(struct elf_phdr *phdr, size_t sz, loff_t offset) { phdr->p_type = PT_NOTE; phdr->p_offset = offset; @@ -1667,7 +1667,7 @@ static int elf_fdpic_core_dump(struct coredump_params *cprm) /* Write notes phdr entry */ { - int sz = 0; + size_t sz = 0; for (i = 0; i < numnote; i++) sz += notesize(notes + i); diff --git a/fs/block_dev.c b/fs/block_dev.c index 073bb57..7f95749 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -739,7 +739,7 @@ static bool bd_may_claim(struct block_device *bdev, struct block_device *whole, else if (bdev->bd_contains == bdev) return true; /* is a whole device which isn't held */ - else if (whole->bd_holder == bd_may_claim) + else if (whole->bd_holder == (void *)bd_may_claim) return true; /* is a partition of a device that is being partitioned */ else if (whole->bd_holder != NULL) return false; /* is a partition of a held device */ diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c index 5f745ea..b8d8e35 100644 --- a/fs/btrfs/ctree.c +++ b/fs/btrfs/ctree.c @@ -1182,9 +1182,12 @@ static noinline int __btrfs_cow_block(struct btrfs_trans_handle *trans, free_extent_buffer(buf); add_root_to_dirty_list(root); } else { - if (root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID) - parent_start = parent->start; - else + if (root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID) { + if (parent) + parent_start = parent->start; + else + parent_start = 0; + } else parent_start = 0; WARN_ON(trans->transid != btrfs_header_generation(parent)); diff --git a/fs/btrfs/delayed-inode.c b/fs/btrfs/delayed-inode.c index a2ae427..d028233 100644 --- a/fs/btrfs/delayed-inode.c +++ b/fs/btrfs/delayed-inode.c @@ -462,7 +462,7 @@ static int __btrfs_add_delayed_deletion_item(struct btrfs_delayed_node *node, static void finish_one_item(struct btrfs_delayed_root *delayed_root) { - int seq = atomic_inc_return(&delayed_root->items_seq); + int seq = atomic_inc_return_unchecked(&delayed_root->items_seq); if ((atomic_dec_return(&delayed_root->items) < BTRFS_DELAYED_BACKGROUND || seq % BTRFS_DELAYED_BATCH == 0) && waitqueue_active(&delayed_root->wait)) @@ -1412,7 +1412,7 @@ void btrfs_assert_delayed_root_empty(struct btrfs_root *root) static int could_end_wait(struct btrfs_delayed_root *delayed_root, int seq) { - int val = atomic_read(&delayed_root->items_seq); + int val = atomic_read_unchecked(&delayed_root->items_seq); if (val < seq || val >= seq + BTRFS_DELAYED_BATCH) return 1; @@ -1437,7 +1437,7 @@ void btrfs_balance_delayed_items(struct btrfs_root *root) int seq; int ret; - seq = atomic_read(&delayed_root->items_seq); + seq = atomic_read_unchecked(&delayed_root->items_seq); ret = btrfs_wq_run_delayed_node(delayed_root, fs_info, 0); if (ret) @@ -1690,7 +1690,7 @@ int btrfs_should_delete_dir_index(struct list_head *del_list, * */ int btrfs_readdir_delayed_dir_index(struct dir_context *ctx, - struct list_head *ins_list) + struct list_head *ins_list, bool *emitted) { struct btrfs_dir_item *di; struct btrfs_delayed_item *curr, *next; @@ -1734,6 +1734,7 @@ int btrfs_readdir_delayed_dir_index(struct dir_context *ctx, if (over) return 1; + *emitted = true; } return 0; } diff --git a/fs/btrfs/delayed-inode.h b/fs/btrfs/delayed-inode.h index f70119f..b7d2bb4 100644 --- a/fs/btrfs/delayed-inode.h +++ b/fs/btrfs/delayed-inode.h @@ -43,7 +43,7 @@ struct btrfs_delayed_root { */ struct list_head prepare_list; atomic_t items; /* for delayed items */ - atomic_t items_seq; /* for delayed items */ + atomic_unchecked_t items_seq; /* for delayed items */ int nodes; /* for delayed nodes */ wait_queue_head_t wait; }; @@ -90,7 +90,7 @@ static inline void btrfs_init_delayed_root( struct btrfs_delayed_root *delayed_root) { atomic_set(&delayed_root->items, 0); - atomic_set(&delayed_root->items_seq, 0); + atomic_set_unchecked(&delayed_root->items_seq, 0); delayed_root->nodes = 0; spin_lock_init(&delayed_root->lock); init_waitqueue_head(&delayed_root->wait); @@ -144,7 +144,7 @@ void btrfs_put_delayed_items(struct list_head *ins_list, int btrfs_should_delete_dir_index(struct list_head *del_list, u64 index); int btrfs_readdir_delayed_dir_index(struct dir_context *ctx, - struct list_head *ins_list); + struct list_head *ins_list, bool *emitted); /* for init */ int __init btrfs_delayed_inode_init(void); diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c index 6a98bdd..fed3da6 100644 --- a/fs/btrfs/extent_map.c +++ b/fs/btrfs/extent_map.c @@ -235,7 +235,9 @@ static void try_merge_map(struct extent_map_tree *tree, struct extent_map *em) em->start = merge->start; em->orig_start = merge->orig_start; em->len += merge->len; - em->block_len += merge->block_len; + if (em->block_start != EXTENT_MAP_HOLE && + em->block_start != EXTENT_MAP_INLINE) + em->block_len += merge->block_len; em->block_start = merge->block_start; em->mod_len = (em->mod_len + em->mod_start) - merge->mod_start; em->mod_start = merge->mod_start; @@ -252,7 +254,9 @@ static void try_merge_map(struct extent_map_tree *tree, struct extent_map *em) merge = rb_entry(rb, struct extent_map, rb_node); if (rb && mergable_maps(em, merge)) { em->len += merge->len; - em->block_len += merge->block_len; + if (em->block_start != EXTENT_MAP_HOLE && + em->block_start != EXTENT_MAP_INLINE) + em->block_len += merge->block_len; rb_erase(&merge->rb_node, &tree->map); RB_CLEAR_NODE(&merge->rb_node); em->mod_len = (merge->mod_start + merge->mod_len) - em->mod_start; diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 396e3d5..e752d29 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -5725,6 +5725,7 @@ static int btrfs_real_readdir(struct file *file, struct dir_context *ctx) char *name_ptr; int name_len; int is_curr = 0; /* ctx->pos points to the current index? */ + bool emitted; /* FIXME, use a real flag for deciding about the key type */ if (root->fs_info->tree_root == root) @@ -5753,6 +5754,7 @@ static int btrfs_real_readdir(struct file *file, struct dir_context *ctx) if (ret < 0) goto err; + emitted = false; while (1) { leaf = path->nodes[0]; slot = path->slots[0]; @@ -5832,6 +5834,7 @@ skip: if (over) goto nopos; + emitted = true; di_len = btrfs_dir_name_len(leaf, di) + btrfs_dir_data_len(leaf, di) + sizeof(*di); di_cur += di_len; @@ -5844,11 +5847,20 @@ next: if (key_type == BTRFS_DIR_INDEX_KEY) { if (is_curr) ctx->pos++; - ret = btrfs_readdir_delayed_dir_index(ctx, &ins_list); + ret = btrfs_readdir_delayed_dir_index(ctx, &ins_list, &emitted); if (ret) goto nopos; } + /* + * If we haven't emitted any dir entry, we must not touch ctx->pos as + * it was was set to the termination value in previous call. We assume + * that "." and ".." were emitted if we reach this point and set the + * termination value as well for an empty directory. + */ + if (ctx->pos > 2 && !emitted) + goto nopos; + /* Reached end of directory/root. Bump pos past the last item. */ ctx->pos++; diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c index 11d1eab..a001845 100644 --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -265,7 +265,7 @@ void __btrfs_abort_transaction(struct btrfs_trans_handle *trans, function, line, errstr); return; } - ACCESS_ONCE(trans->transaction->aborted) = errno; + ACCESS_ONCE_RW(trans->transaction->aborted) = errno; /* Wake up anybody who may be waiting on this transaction */ wake_up(&root->fs_info->transaction_wait); wake_up(&root->fs_info->transaction_blocked_wait); diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c index 603b0cc..8e3f600 100644 --- a/fs/btrfs/sysfs.c +++ b/fs/btrfs/sysfs.c @@ -481,7 +481,7 @@ static int addrm_unknown_feature_attrs(struct btrfs_fs_info *fs_info, bool add) for (set = 0; set < FEAT_MAX; set++) { int i; struct attribute *attrs[2]; - struct attribute_group agroup = { + attribute_group_no_const agroup = { .name = "features", .attrs = attrs, }; diff --git a/fs/btrfs/tests/free-space-tests.c b/fs/btrfs/tests/free-space-tests.c index 2299bfd..4098e72 100644 --- a/fs/btrfs/tests/free-space-tests.c +++ b/fs/btrfs/tests/free-space-tests.c @@ -463,7 +463,9 @@ test_steal_space_from_bitmap_to_extent(struct btrfs_block_group_cache *cache) * extent entry. */ use_bitmap_op = cache->free_space_ctl->op->use_bitmap; - cache->free_space_ctl->op->use_bitmap = test_use_bitmap; + pax_open_kernel(); + *(void **)&cache->free_space_ctl->op->use_bitmap = test_use_bitmap; + pax_close_kernel(); /* * Extent entry covering free space range [128Mb - 256Kb, 128Mb - 128Kb[ @@ -870,7 +872,9 @@ test_steal_space_from_bitmap_to_extent(struct btrfs_block_group_cache *cache) if (ret) return ret; - cache->free_space_ctl->op->use_bitmap = use_bitmap_op; + pax_open_kernel(); + *(void **)&cache->free_space_ctl->op->use_bitmap = use_bitmap_op; + pax_close_kernel(); __btrfs_remove_free_space_cache(cache->free_space_ctl); return 0; diff --git a/fs/btrfs/tree-log.h b/fs/btrfs/tree-log.h index 6916a78..4598936 100644 --- a/fs/btrfs/tree-log.h +++ b/fs/btrfs/tree-log.h @@ -45,7 +45,7 @@ static inline void btrfs_init_log_ctx(struct btrfs_log_ctx *ctx) static inline void btrfs_set_log_full_commit(struct btrfs_fs_info *fs_info, struct btrfs_trans_handle *trans) { - ACCESS_ONCE(fs_info->last_trans_log_full_commit) = trans->transid; + ACCESS_ONCE_RW(fs_info->last_trans_log_full_commit) = trans->transid; } static inline int btrfs_need_log_full_commit(struct btrfs_fs_info *fs_info, diff --git a/fs/buffer.c b/fs/buffer.c index 82283ab..dc40c76 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -3437,7 +3437,7 @@ void __init buffer_init(void) bh_cachep = kmem_cache_create("buffer_head", sizeof(struct buffer_head), 0, (SLAB_RECLAIM_ACCOUNT|SLAB_PANIC| - SLAB_MEM_SPREAD), + SLAB_MEM_SPREAD|SLAB_NO_SANITIZE), NULL); /* diff --git a/fs/cachefiles/bind.c b/fs/cachefiles/bind.c index 6af790f..ec4c1e6 100644 --- a/fs/cachefiles/bind.c +++ b/fs/cachefiles/bind.c @@ -39,13 +39,11 @@ int cachefiles_daemon_bind(struct cachefiles_cache *cache, char *args) args); /* start by checking things over */ - ASSERT(cache->fstop_percent >= 0 && - cache->fstop_percent < cache->fcull_percent && + ASSERT(cache->fstop_percent < cache->fcull_percent && cache->fcull_percent < cache->frun_percent && cache->frun_percent < 100); - ASSERT(cache->bstop_percent >= 0 && - cache->bstop_percent < cache->bcull_percent && + ASSERT(cache->bstop_percent < cache->bcull_percent && cache->bcull_percent < cache->brun_percent && cache->brun_percent < 100); diff --git a/fs/cachefiles/daemon.c b/fs/cachefiles/daemon.c index f601def..b2cf704 100644 --- a/fs/cachefiles/daemon.c +++ b/fs/cachefiles/daemon.c @@ -196,7 +196,7 @@ static ssize_t cachefiles_daemon_read(struct file *file, char __user *_buffer, if (n > buflen) return -EMSGSIZE; - if (copy_to_user(_buffer, buffer, n) != 0) + if (n > sizeof(buffer) || copy_to_user(_buffer, buffer, n) != 0) return -EFAULT; return n; @@ -222,7 +222,7 @@ static ssize_t cachefiles_daemon_write(struct file *file, if (test_bit(CACHEFILES_DEAD, &cache->flags)) return -EIO; - if (datalen < 0 || datalen > PAGE_SIZE - 1) + if (datalen > PAGE_SIZE - 1) return -EOPNOTSUPP; /* drag the command string into the kernel so we can parse it */ @@ -385,7 +385,7 @@ static int cachefiles_daemon_fstop(struct cachefiles_cache *cache, char *args) if (args[0] != '%' || args[1] != '\0') return -EINVAL; - if (fstop < 0 || fstop >= cache->fcull_percent) + if (fstop >= cache->fcull_percent) return cachefiles_daemon_range_error(cache, args); cache->fstop_percent = fstop; @@ -457,7 +457,7 @@ static int cachefiles_daemon_bstop(struct cachefiles_cache *cache, char *args) if (args[0] != '%' || args[1] != '\0') return -EINVAL; - if (bstop < 0 || bstop >= cache->bcull_percent) + if (bstop >= cache->bcull_percent) return cachefiles_daemon_range_error(cache, args); cache->bstop_percent = bstop; diff --git a/fs/cachefiles/internal.h b/fs/cachefiles/internal.h index aecd085..3584e2f 100644 --- a/fs/cachefiles/internal.h +++ b/fs/cachefiles/internal.h @@ -65,7 +65,7 @@ struct cachefiles_cache { wait_queue_head_t daemon_pollwq; /* poll waitqueue for daemon */ struct rb_root active_nodes; /* active nodes (can't be culled) */ rwlock_t active_lock; /* lock for active_nodes */ - atomic_t gravecounter; /* graveyard uniquifier */ + atomic_unchecked_t gravecounter; /* graveyard uniquifier */ unsigned frun_percent; /* when to stop culling (% files) */ unsigned fcull_percent; /* when to start culling (% files) */ unsigned fstop_percent; /* when to stop allocating (% files) */ @@ -177,19 +177,19 @@ extern int cachefiles_check_in_use(struct cachefiles_cache *cache, * proc.c */ #ifdef CONFIG_CACHEFILES_HISTOGRAM -extern atomic_t cachefiles_lookup_histogram[HZ]; -extern atomic_t cachefiles_mkdir_histogram[HZ]; -extern atomic_t cachefiles_create_histogram[HZ]; +extern atomic_unchecked_t cachefiles_lookup_histogram[HZ]; +extern atomic_unchecked_t cachefiles_mkdir_histogram[HZ]; +extern atomic_unchecked_t cachefiles_create_histogram[HZ]; extern int __init cachefiles_proc_init(void); extern void cachefiles_proc_cleanup(void); static inline -void cachefiles_hist(atomic_t histogram[], unsigned long start_jif) +void cachefiles_hist(atomic_unchecked_t histogram[], unsigned long start_jif) { unsigned long jif = jiffies - start_jif; if (jif >= HZ) jif = HZ - 1; - atomic_inc(&histogram[jif]); + atomic_inc_unchecked(&histogram[jif]); } #else diff --git a/fs/cachefiles/namei.c b/fs/cachefiles/namei.c index fc1056f..501a546 100644 --- a/fs/cachefiles/namei.c +++ b/fs/cachefiles/namei.c @@ -312,7 +312,7 @@ try_again: /* first step is to make up a grave dentry in the graveyard */ sprintf(nbuffer, "%08x%08x", (uint32_t) get_seconds(), - (uint32_t) atomic_inc_return(&cache->gravecounter)); + (uint32_t) atomic_inc_return_unchecked(&cache->gravecounter)); /* do the multiway lock magic */ trap = lock_rename(cache->graveyard, dir); diff --git a/fs/cachefiles/proc.c b/fs/cachefiles/proc.c index eccd339..4c1d995 100644 --- a/fs/cachefiles/proc.c +++ b/fs/cachefiles/proc.c @@ -14,9 +14,9 @@ #include <linux/seq_file.h> #include "internal.h" -atomic_t cachefiles_lookup_histogram[HZ]; -atomic_t cachefiles_mkdir_histogram[HZ]; -atomic_t cachefiles_create_histogram[HZ]; +atomic_unchecked_t cachefiles_lookup_histogram[HZ]; +atomic_unchecked_t cachefiles_mkdir_histogram[HZ]; +atomic_unchecked_t cachefiles_create_histogram[HZ]; /* * display the latency histogram @@ -35,9 +35,9 @@ static int cachefiles_histogram_show(struct seq_file *m, void *v) return 0; default: index = (unsigned long) v - 3; - x = atomic_read(&cachefiles_lookup_histogram[index]); - y = atomic_read(&cachefiles_mkdir_histogram[index]); - z = atomic_read(&cachefiles_create_histogram[index]); + x = atomic_read_unchecked(&cachefiles_lookup_histogram[index]); + y = atomic_read_unchecked(&cachefiles_mkdir_histogram[index]); + z = atomic_read_unchecked(&cachefiles_create_histogram[index]); if (x == 0 && y == 0 && z == 0) return 0; diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c index 9314b4e..4a1f602 100644 --- a/fs/ceph/dir.c +++ b/fs/ceph/dir.c @@ -214,10 +214,18 @@ static int __dcache_readdir(struct file *file, struct dir_context *ctx, spin_unlock(&dentry->d_lock); if (emit_dentry) { + char d_name[DNAME_INLINE_LEN]; + const unsigned char *name; + dout(" %llu (%llu) dentry %p %pd %p\n", di->offset, ctx->pos, dentry, dentry, d_inode(dentry)); ctx->pos = di->offset; - if (!dir_emit(ctx, dentry->d_name.name, + name = dentry->d_name.name; + if (name == dentry->d_iname) { + memcpy(d_name, name, dentry->d_name.len); + name = d_name; + } + if (!dir_emit(ctx, name, dentry->d_name.len, ceph_translate_ino(dentry->d_sb, d_inode(dentry)->i_ino), @@ -259,7 +267,7 @@ static int ceph_readdir(struct file *file, struct dir_context *ctx) struct ceph_fs_client *fsc = ceph_inode_to_client(inode); struct ceph_mds_client *mdsc = fsc->mdsc; unsigned frag = fpos_frag(ctx->pos); - int off = fpos_off(ctx->pos); + unsigned int off = fpos_off(ctx->pos); int err; u32 ftype; struct ceph_mds_reply_info_parsed *rinfo; diff --git a/fs/ceph/super.c b/fs/ceph/super.c index f446afa..0ad3b8e 100644 --- a/fs/ceph/super.c +++ b/fs/ceph/super.c @@ -907,7 +907,7 @@ static int ceph_compare_super(struct super_block *sb, void *data) /* * construct our own bdi so we can control readahead, etc. */ -static atomic_long_t bdi_seq = ATOMIC_LONG_INIT(0); +static atomic_long_unchecked_t bdi_seq = ATOMIC_LONG_INIT(0); static int ceph_register_bdi(struct super_block *sb, struct ceph_fs_client *fsc) @@ -924,7 +924,7 @@ static int ceph_register_bdi(struct super_block *sb, VM_MAX_READAHEAD * 1024 / PAGE_CACHE_SIZE; err = bdi_register(&fsc->backing_dev_info, NULL, "ceph-%ld", - atomic_long_inc_return(&bdi_seq)); + atomic_long_inc_return_unchecked(&bdi_seq)); if (!err) sb->s_bdi = &fsc->backing_dev_info; return err; diff --git a/fs/cifs/cifs_debug.c b/fs/cifs/cifs_debug.c index 7febcf2..62a5721 100644 --- a/fs/cifs/cifs_debug.c +++ b/fs/cifs/cifs_debug.c @@ -269,8 +269,8 @@ static ssize_t cifs_stats_proc_write(struct file *file, if (strtobool(&c, &bv) == 0) { #ifdef CONFIG_CIFS_STATS2 - atomic_set(&totBufAllocCount, 0); - atomic_set(&totSmBufAllocCount, 0); + atomic_set_unchecked(&totBufAllocCount, 0); + atomic_set_unchecked(&totSmBufAllocCount, 0); #endif /* CONFIG_CIFS_STATS2 */ spin_lock(&cifs_tcp_ses_lock); list_for_each(tmp1, &cifs_tcp_ses_list) { @@ -283,7 +283,7 @@ static ssize_t cifs_stats_proc_write(struct file *file, tcon = list_entry(tmp3, struct cifs_tcon, tcon_list); - atomic_set(&tcon->num_smbs_sent, 0); + atomic_set_unchecked(&tcon->num_smbs_sent, 0); if (server->ops->clear_stats) server->ops->clear_stats(tcon); } @@ -315,8 +315,8 @@ static int cifs_stats_proc_show(struct seq_file *m, void *v) smBufAllocCount.counter, cifs_min_small); #ifdef CONFIG_CIFS_STATS2 seq_printf(m, "Total Large %d Small %d Allocations\n", - atomic_read(&totBufAllocCount), - atomic_read(&totSmBufAllocCount)); + atomic_read_unchecked(&totBufAllocCount), + atomic_read_unchecked(&totSmBufAllocCount)); #endif /* CONFIG_CIFS_STATS2 */ seq_printf(m, "Operations (MIDs): %d\n", atomic_read(&midCount)); @@ -345,7 +345,7 @@ static int cifs_stats_proc_show(struct seq_file *m, void *v) if (tcon->need_reconnect) seq_puts(m, "\tDISCONNECTED "); seq_printf(m, "\nSMBs: %d", - atomic_read(&tcon->num_smbs_sent)); + atomic_read_unchecked(&tcon->num_smbs_sent)); if (server->ops->print_stats) server->ops->print_stats(m, tcon); } diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index e739950..d18ac09 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -1085,7 +1085,7 @@ cifs_init_request_bufs(void) */ cifs_req_cachep = kmem_cache_create("cifs_request", CIFSMaxBufSize + max_hdr_size, 0, - SLAB_HWCACHE_ALIGN, NULL); + SLAB_HWCACHE_ALIGN | SLAB_USERCOPY, NULL); if (cifs_req_cachep == NULL) return -ENOMEM; @@ -1112,7 +1112,7 @@ cifs_init_request_bufs(void) efficient to alloc 1 per page off the slab compared to 17K (5page) alloc of large cifs buffers even when page debugging is on */ cifs_sm_req_cachep = kmem_cache_create("cifs_small_rq", - MAX_CIFS_SMALL_BUFFER_SIZE, 0, SLAB_HWCACHE_ALIGN, + MAX_CIFS_SMALL_BUFFER_SIZE, 0, SLAB_HWCACHE_ALIGN | SLAB_USERCOPY, NULL); if (cifs_sm_req_cachep == NULL) { mempool_destroy(cifs_req_poolp); @@ -1197,8 +1197,8 @@ init_cifs(void) atomic_set(&bufAllocCount, 0); atomic_set(&smBufAllocCount, 0); #ifdef CONFIG_CIFS_STATS2 - atomic_set(&totBufAllocCount, 0); - atomic_set(&totSmBufAllocCount, 0); + atomic_set_unchecked(&totBufAllocCount, 0); + atomic_set_unchecked(&totSmBufAllocCount, 0); #endif /* CONFIG_CIFS_STATS2 */ atomic_set(&midCount, 0); diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index b406a32..243eb1c 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -832,35 +832,35 @@ struct cifs_tcon { __u16 Flags; /* optional support bits */ enum statusEnum tidStatus; #ifdef CONFIG_CIFS_STATS - atomic_t num_smbs_sent; + atomic_unchecked_t num_smbs_sent; union { struct { - atomic_t num_writes; - atomic_t num_reads; - atomic_t num_flushes; - atomic_t num_oplock_brks; - atomic_t num_opens; - atomic_t num_closes; - atomic_t num_deletes; - atomic_t num_mkdirs; - atomic_t num_posixopens; - atomic_t num_posixmkdirs; - atomic_t num_rmdirs; - atomic_t num_renames; - atomic_t num_t2renames; - atomic_t num_ffirst; - atomic_t num_fnext; - atomic_t num_fclose; - atomic_t num_hardlinks; - atomic_t num_symlinks; - atomic_t num_locks; - atomic_t num_acl_get; - atomic_t num_acl_set; + atomic_unchecked_t num_writes; + atomic_unchecked_t num_reads; + atomic_unchecked_t num_flushes; + atomic_unchecked_t num_oplock_brks; + atomic_unchecked_t num_opens; + atomic_unchecked_t num_closes; + atomic_unchecked_t num_deletes; + atomic_unchecked_t num_mkdirs; + atomic_unchecked_t num_posixopens; + atomic_unchecked_t num_posixmkdirs; + atomic_unchecked_t num_rmdirs; + atomic_unchecked_t num_renames; + atomic_unchecked_t num_t2renames; + atomic_unchecked_t num_ffirst; + atomic_unchecked_t num_fnext; + atomic_unchecked_t num_fclose; + atomic_unchecked_t num_hardlinks; + atomic_unchecked_t num_symlinks; + atomic_unchecked_t num_locks; + atomic_unchecked_t num_acl_get; + atomic_unchecked_t num_acl_set; } cifs_stats; #ifdef CONFIG_CIFS_SMB2 struct { - atomic_t smb2_com_sent[NUMBER_OF_SMB2_COMMANDS]; - atomic_t smb2_com_failed[NUMBER_OF_SMB2_COMMANDS]; + atomic_unchecked_t smb2_com_sent[NUMBER_OF_SMB2_COMMANDS]; + atomic_unchecked_t smb2_com_failed[NUMBER_OF_SMB2_COMMANDS]; } smb2_stats; #endif /* CONFIG_CIFS_SMB2 */ } stats; @@ -1207,7 +1207,7 @@ convert_delimiter(char *path, char delim) } #ifdef CONFIG_CIFS_STATS -#define cifs_stats_inc atomic_inc +#define cifs_stats_inc atomic_inc_unchecked static inline void cifs_stats_bytes_written(struct cifs_tcon *tcon, unsigned int bytes) @@ -1574,8 +1574,8 @@ GLOBAL_EXTERN atomic_t tconInfoReconnectCount; /* Various Debug counters */ GLOBAL_EXTERN atomic_t bufAllocCount; /* current number allocated */ #ifdef CONFIG_CIFS_STATS2 -GLOBAL_EXTERN atomic_t totBufAllocCount; /* total allocated over all time */ -GLOBAL_EXTERN atomic_t totSmBufAllocCount; +GLOBAL_EXTERN atomic_unchecked_t totBufAllocCount; /* total allocated over all time */ +GLOBAL_EXTERN atomic_unchecked_t totSmBufAllocCount; #endif GLOBAL_EXTERN atomic_t smBufAllocCount; GLOBAL_EXTERN atomic_t midCount; diff --git a/fs/cifs/file.c b/fs/cifs/file.c index 62203c3..93267bf 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -2054,10 +2054,14 @@ static int cifs_writepages(struct address_space *mapping, index = mapping->writeback_index; /* Start from prev offset */ end = -1; } else { - index = wbc->range_start >> PAGE_CACHE_SHIFT; - end = wbc->range_end >> PAGE_CACHE_SHIFT; - if (wbc->range_start == 0 && wbc->range_end == LLONG_MAX) + if (wbc->range_start == 0 && wbc->range_end == LLONG_MAX) { range_whole = true; + index = 0; + end = ULONG_MAX; + } else { + index = wbc->range_start >> PAGE_CACHE_SHIFT; + end = wbc->range_end >> PAGE_CACHE_SHIFT; + } scanned = true; } server = cifs_sb_master_tcon(cifs_sb)->ses->server; diff --git a/fs/cifs/misc.c b/fs/cifs/misc.c index 8442b8b..ea6986f 100644 --- a/fs/cifs/misc.c +++ b/fs/cifs/misc.c @@ -170,7 +170,7 @@ cifs_buf_get(void) memset(ret_buf, 0, buf_size + 3); atomic_inc(&bufAllocCount); #ifdef CONFIG_CIFS_STATS2 - atomic_inc(&totBufAllocCount); + atomic_inc_unchecked(&totBufAllocCount); #endif /* CONFIG_CIFS_STATS2 */ } @@ -205,7 +205,7 @@ cifs_small_buf_get(void) /* memset(ret_buf, 0, sizeof(struct smb_hdr) + 27);*/ atomic_inc(&smBufAllocCount); #ifdef CONFIG_CIFS_STATS2 - atomic_inc(&totSmBufAllocCount); + atomic_inc_unchecked(&totSmBufAllocCount); #endif /* CONFIG_CIFS_STATS2 */ } diff --git a/fs/cifs/smb1ops.c b/fs/cifs/smb1ops.c index fc537c2..47d654c 100644 --- a/fs/cifs/smb1ops.c +++ b/fs/cifs/smb1ops.c @@ -622,27 +622,27 @@ static void cifs_clear_stats(struct cifs_tcon *tcon) { #ifdef CONFIG_CIFS_STATS - atomic_set(&tcon->stats.cifs_stats.num_writes, 0); - atomic_set(&tcon->stats.cifs_stats.num_reads, 0); - atomic_set(&tcon->stats.cifs_stats.num_flushes, 0); - atomic_set(&tcon->stats.cifs_stats.num_oplock_brks, 0); - atomic_set(&tcon->stats.cifs_stats.num_opens, 0); - atomic_set(&tcon->stats.cifs_stats.num_posixopens, 0); - atomic_set(&tcon->stats.cifs_stats.num_posixmkdirs, 0); - atomic_set(&tcon->stats.cifs_stats.num_closes, 0); - atomic_set(&tcon->stats.cifs_stats.num_deletes, 0); - atomic_set(&tcon->stats.cifs_stats.num_mkdirs, 0); - atomic_set(&tcon->stats.cifs_stats.num_rmdirs, 0); - atomic_set(&tcon->stats.cifs_stats.num_renames, 0); - atomic_set(&tcon->stats.cifs_stats.num_t2renames, 0); - atomic_set(&tcon->stats.cifs_stats.num_ffirst, 0); - atomic_set(&tcon->stats.cifs_stats.num_fnext, 0); - atomic_set(&tcon->stats.cifs_stats.num_fclose, 0); - atomic_set(&tcon->stats.cifs_stats.num_hardlinks, 0); - atomic_set(&tcon->stats.cifs_stats.num_symlinks, 0); - atomic_set(&tcon->stats.cifs_stats.num_locks, 0); - atomic_set(&tcon->stats.cifs_stats.num_acl_get, 0); - atomic_set(&tcon->stats.cifs_stats.num_acl_set, 0); + atomic_set_unchecked(&tcon->stats.cifs_stats.num_writes, 0); + atomic_set_unchecked(&tcon->stats.cifs_stats.num_reads, 0); + atomic_set_unchecked(&tcon->stats.cifs_stats.num_flushes, 0); + atomic_set_unchecked(&tcon->stats.cifs_stats.num_oplock_brks, 0); + atomic_set_unchecked(&tcon->stats.cifs_stats.num_opens, 0); + atomic_set_unchecked(&tcon->stats.cifs_stats.num_posixopens, 0); + atomic_set_unchecked(&tcon->stats.cifs_stats.num_posixmkdirs, 0); + atomic_set_unchecked(&tcon->stats.cifs_stats.num_closes, 0); + atomic_set_unchecked(&tcon->stats.cifs_stats.num_deletes, 0); + atomic_set_unchecked(&tcon->stats.cifs_stats.num_mkdirs, 0); + atomic_set_unchecked(&tcon->stats.cifs_stats.num_rmdirs, 0); + atomic_set_unchecked(&tcon->stats.cifs_stats.num_renames, 0); + atomic_set_unchecked(&tcon->stats.cifs_stats.num_t2renames, 0); + atomic_set_unchecked(&tcon->stats.cifs_stats.num_ffirst, 0); + atomic_set_unchecked(&tcon->stats.cifs_stats.num_fnext, 0); + atomic_set_unchecked(&tcon->stats.cifs_stats.num_fclose, 0); + atomic_set_unchecked(&tcon->stats.cifs_stats.num_hardlinks, 0); + atomic_set_unchecked(&tcon->stats.cifs_stats.num_symlinks, 0); + atomic_set_unchecked(&tcon->stats.cifs_stats.num_locks, 0); + atomic_set_unchecked(&tcon->stats.cifs_stats.num_acl_get, 0); + atomic_set_unchecked(&tcon->stats.cifs_stats.num_acl_set, 0); #endif } @@ -651,36 +651,36 @@ cifs_print_stats(struct seq_file *m, struct cifs_tcon *tcon) { #ifdef CONFIG_CIFS_STATS seq_printf(m, " Oplocks breaks: %d", - atomic_read(&tcon->stats.cifs_stats.num_oplock_brks)); + atomic_read_unchecked(&tcon->stats.cifs_stats.num_oplock_brks)); seq_printf(m, "\nReads: %d Bytes: %llu", - atomic_read(&tcon->stats.cifs_stats.num_reads), + atomic_read_unchecked(&tcon->stats.cifs_stats.num_reads), (long long)(tcon->bytes_read)); seq_printf(m, "\nWrites: %d Bytes: %llu", - atomic_read(&tcon->stats.cifs_stats.num_writes), + atomic_read_unchecked(&tcon->stats.cifs_stats.num_writes), (long long)(tcon->bytes_written)); seq_printf(m, "\nFlushes: %d", - atomic_read(&tcon->stats.cifs_stats.num_flushes)); + atomic_read_unchecked(&tcon->stats.cifs_stats.num_flushes)); seq_printf(m, "\nLocks: %d HardLinks: %d Symlinks: %d", - atomic_read(&tcon->stats.cifs_stats.num_locks), - atomic_read(&tcon->stats.cifs_stats.num_hardlinks), - atomic_read(&tcon->stats.cifs_stats.num_symlinks)); + atomic_read_unchecked(&tcon->stats.cifs_stats.num_locks), + atomic_read_unchecked(&tcon->stats.cifs_stats.num_hardlinks), + atomic_read_unchecked(&tcon->stats.cifs_stats.num_symlinks)); seq_printf(m, "\nOpens: %d Closes: %d Deletes: %d", - atomic_read(&tcon->stats.cifs_stats.num_opens), - atomic_read(&tcon->stats.cifs_stats.num_closes), - atomic_read(&tcon->stats.cifs_stats.num_deletes)); + atomic_read_unchecked(&tcon->stats.cifs_stats.num_opens), + atomic_read_unchecked(&tcon->stats.cifs_stats.num_closes), + atomic_read_unchecked(&tcon->stats.cifs_stats.num_deletes)); seq_printf(m, "\nPosix Opens: %d Posix Mkdirs: %d", - atomic_read(&tcon->stats.cifs_stats.num_posixopens), - atomic_read(&tcon->stats.cifs_stats.num_posixmkdirs)); + atomic_read_unchecked(&tcon->stats.cifs_stats.num_posixopens), + atomic_read_unchecked(&tcon->stats.cifs_stats.num_posixmkdirs)); seq_printf(m, "\nMkdirs: %d Rmdirs: %d", - atomic_read(&tcon->stats.cifs_stats.num_mkdirs), - atomic_read(&tcon->stats.cifs_stats.num_rmdirs)); + atomic_read_unchecked(&tcon->stats.cifs_stats.num_mkdirs), + atomic_read_unchecked(&tcon->stats.cifs_stats.num_rmdirs)); seq_printf(m, "\nRenames: %d T2 Renames %d", - atomic_read(&tcon->stats.cifs_stats.num_renames), - atomic_read(&tcon->stats.cifs_stats.num_t2renames)); + atomic_read_unchecked(&tcon->stats.cifs_stats.num_renames), + atomic_read_unchecked(&tcon->stats.cifs_stats.num_t2renames)); seq_printf(m, "\nFindFirst: %d FNext %d FClose %d", - atomic_read(&tcon->stats.cifs_stats.num_ffirst), - atomic_read(&tcon->stats.cifs_stats.num_fnext), - atomic_read(&tcon->stats.cifs_stats.num_fclose)); + atomic_read_unchecked(&tcon->stats.cifs_stats.num_ffirst), + atomic_read_unchecked(&tcon->stats.cifs_stats.num_fnext), + atomic_read_unchecked(&tcon->stats.cifs_stats.num_fclose)); #endif } diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index 18da19f..38a3a79 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -422,8 +422,8 @@ smb2_clear_stats(struct cifs_tcon *tcon) #ifdef CONFIG_CIFS_STATS int i; for (i = 0; i < NUMBER_OF_SMB2_COMMANDS; i++) { - atomic_set(&tcon->stats.smb2_stats.smb2_com_sent[i], 0); - atomic_set(&tcon->stats.smb2_stats.smb2_com_failed[i], 0); + atomic_set_unchecked(&tcon->stats.smb2_stats.smb2_com_sent[i], 0); + atomic_set_unchecked(&tcon->stats.smb2_stats.smb2_com_failed[i], 0); } #endif } @@ -463,65 +463,65 @@ static void smb2_print_stats(struct seq_file *m, struct cifs_tcon *tcon) { #ifdef CONFIG_CIFS_STATS - atomic_t *sent = tcon->stats.smb2_stats.smb2_com_sent; - atomic_t *failed = tcon->stats.smb2_stats.smb2_com_failed; + atomic_unchecked_t *sent = tcon->stats.smb2_stats.smb2_com_sent; + atomic_unchecked_t *failed = tcon->stats.smb2_stats.smb2_com_failed; seq_printf(m, "\nNegotiates: %d sent %d failed", - atomic_read(&sent[SMB2_NEGOTIATE_HE]), - atomic_read(&failed[SMB2_NEGOTIATE_HE])); + atomic_read_unchecked(&sent[SMB2_NEGOTIATE_HE]), + atomic_read_unchecked(&failed[SMB2_NEGOTIATE_HE])); seq_printf(m, "\nSessionSetups: %d sent %d failed", - atomic_read(&sent[SMB2_SESSION_SETUP_HE]), - atomic_read(&failed[SMB2_SESSION_SETUP_HE])); + atomic_read_unchecked(&sent[SMB2_SESSION_SETUP_HE]), + atomic_read_unchecked(&failed[SMB2_SESSION_SETUP_HE])); seq_printf(m, "\nLogoffs: %d sent %d failed", - atomic_read(&sent[SMB2_LOGOFF_HE]), - atomic_read(&failed[SMB2_LOGOFF_HE])); + atomic_read_unchecked(&sent[SMB2_LOGOFF_HE]), + atomic_read_unchecked(&failed[SMB2_LOGOFF_HE])); seq_printf(m, "\nTreeConnects: %d sent %d failed", - atomic_read(&sent[SMB2_TREE_CONNECT_HE]), - atomic_read(&failed[SMB2_TREE_CONNECT_HE])); + atomic_read_unchecked(&sent[SMB2_TREE_CONNECT_HE]), + atomic_read_unchecked(&failed[SMB2_TREE_CONNECT_HE])); seq_printf(m, "\nTreeDisconnects: %d sent %d failed", - atomic_read(&sent[SMB2_TREE_DISCONNECT_HE]), - atomic_read(&failed[SMB2_TREE_DISCONNECT_HE])); + atomic_read_unchecked(&sent[SMB2_TREE_DISCONNECT_HE]), + atomic_read_unchecked(&failed[SMB2_TREE_DISCONNECT_HE])); seq_printf(m, "\nCreates: %d sent %d failed", - atomic_read(&sent[SMB2_CREATE_HE]), - atomic_read(&failed[SMB2_CREATE_HE])); + atomic_read_unchecked(&sent[SMB2_CREATE_HE]), + atomic_read_unchecked(&failed[SMB2_CREATE_HE])); seq_printf(m, "\nCloses: %d sent %d failed", - atomic_read(&sent[SMB2_CLOSE_HE]), - atomic_read(&failed[SMB2_CLOSE_HE])); + atomic_read_unchecked(&sent[SMB2_CLOSE_HE]), + atomic_read_unchecked(&failed[SMB2_CLOSE_HE])); seq_printf(m, "\nFlushes: %d sent %d failed", - atomic_read(&sent[SMB2_FLUSH_HE]), - atomic_read(&failed[SMB2_FLUSH_HE])); + atomic_read_unchecked(&sent[SMB2_FLUSH_HE]), + atomic_read_unchecked(&failed[SMB2_FLUSH_HE])); seq_printf(m, "\nReads: %d sent %d failed", - atomic_read(&sent[SMB2_READ_HE]), - atomic_read(&failed[SMB2_READ_HE])); + atomic_read_unchecked(&sent[SMB2_READ_HE]), + atomic_read_unchecked(&failed[SMB2_READ_HE])); seq_printf(m, "\nWrites: %d sent %d failed", - atomic_read(&sent[SMB2_WRITE_HE]), - atomic_read(&failed[SMB2_WRITE_HE])); + atomic_read_unchecked(&sent[SMB2_WRITE_HE]), + atomic_read_unchecked(&failed[SMB2_WRITE_HE])); seq_printf(m, "\nLocks: %d sent %d failed", - atomic_read(&sent[SMB2_LOCK_HE]), - atomic_read(&failed[SMB2_LOCK_HE])); + atomic_read_unchecked(&sent[SMB2_LOCK_HE]), + atomic_read_unchecked(&failed[SMB2_LOCK_HE])); seq_printf(m, "\nIOCTLs: %d sent %d failed", - atomic_read(&sent[SMB2_IOCTL_HE]), - atomic_read(&failed[SMB2_IOCTL_HE])); + atomic_read_unchecked(&sent[SMB2_IOCTL_HE]), + atomic_read_unchecked(&failed[SMB2_IOCTL_HE])); seq_printf(m, "\nCancels: %d sent %d failed", - atomic_read(&sent[SMB2_CANCEL_HE]), - atomic_read(&failed[SMB2_CANCEL_HE])); + atomic_read_unchecked(&sent[SMB2_CANCEL_HE]), + atomic_read_unchecked(&failed[SMB2_CANCEL_HE])); seq_printf(m, "\nEchos: %d sent %d failed", - atomic_read(&sent[SMB2_ECHO_HE]), - atomic_read(&failed[SMB2_ECHO_HE])); + atomic_read_unchecked(&sent[SMB2_ECHO_HE]), + atomic_read_unchecked(&failed[SMB2_ECHO_HE])); seq_printf(m, "\nQueryDirectories: %d sent %d failed", - atomic_read(&sent[SMB2_QUERY_DIRECTORY_HE]), - atomic_read(&failed[SMB2_QUERY_DIRECTORY_HE])); + atomic_read_unchecked(&sent[SMB2_QUERY_DIRECTORY_HE]), + atomic_read_unchecked(&failed[SMB2_QUERY_DIRECTORY_HE])); seq_printf(m, "\nChangeNotifies: %d sent %d failed", - atomic_read(&sent[SMB2_CHANGE_NOTIFY_HE]), - atomic_read(&failed[SMB2_CHANGE_NOTIFY_HE])); + atomic_read_unchecked(&sent[SMB2_CHANGE_NOTIFY_HE]), + atomic_read_unchecked(&failed[SMB2_CHANGE_NOTIFY_HE])); seq_printf(m, "\nQueryInfos: %d sent %d failed", - atomic_read(&sent[SMB2_QUERY_INFO_HE]), - atomic_read(&failed[SMB2_QUERY_INFO_HE])); + atomic_read_unchecked(&sent[SMB2_QUERY_INFO_HE]), + atomic_read_unchecked(&failed[SMB2_QUERY_INFO_HE])); seq_printf(m, "\nSetInfos: %d sent %d failed", - atomic_read(&sent[SMB2_SET_INFO_HE]), - atomic_read(&failed[SMB2_SET_INFO_HE])); + atomic_read_unchecked(&sent[SMB2_SET_INFO_HE]), + atomic_read_unchecked(&failed[SMB2_SET_INFO_HE])); seq_printf(m, "\nOplockBreaks: %d sent %d failed", - atomic_read(&sent[SMB2_OPLOCK_BREAK_HE]), - atomic_read(&failed[SMB2_OPLOCK_BREAK_HE])); + atomic_read_unchecked(&sent[SMB2_OPLOCK_BREAK_HE]), + atomic_read_unchecked(&failed[SMB2_OPLOCK_BREAK_HE])); #endif } diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c index 597a417..569672f 100644 --- a/fs/cifs/smb2pdu.c +++ b/fs/cifs/smb2pdu.c @@ -2267,8 +2267,7 @@ SMB2_query_directory(const unsigned int xid, struct cifs_tcon *tcon, default: cifs_dbg(VFS, "info level %u isn't supported\n", srch_inf->info_level); - rc = -EINVAL; - goto qdir_exit; + return -EINVAL; } req->FileIndex = cpu_to_le32(index); diff --git a/fs/coda/cache.c b/fs/coda/cache.c index 5bb630a..043dc70 100644 --- a/fs/coda/cache.c +++ b/fs/coda/cache.c @@ -24,7 +24,7 @@ #include "coda_linux.h" #include "coda_cache.h" -static atomic_t permission_epoch = ATOMIC_INIT(0); +static atomic_unchecked_t permission_epoch = ATOMIC_INIT(0); /* replace or extend an acl cache hit */ void coda_cache_enter(struct inode *inode, int mask) @@ -32,7 +32,7 @@ void coda_cache_enter(struct inode *inode, int mask) struct coda_inode_info *cii = ITOC(inode); spin_lock(&cii->c_lock); - cii->c_cached_epoch = atomic_read(&permission_epoch); + cii->c_cached_epoch = atomic_read_unchecked(&permission_epoch); if (!uid_eq(cii->c_uid, current_fsuid())) { cii->c_uid = current_fsuid(); cii->c_cached_perm = mask; @@ -46,14 +46,14 @@ void coda_cache_clear_inode(struct inode *inode) { struct coda_inode_info *cii = ITOC(inode); spin_lock(&cii->c_lock); - cii->c_cached_epoch = atomic_read(&permission_epoch) - 1; + cii->c_cached_epoch = atomic_read_unchecked(&permission_epoch) - 1; spin_unlock(&cii->c_lock); } /* remove all acl caches */ void coda_cache_clear_all(struct super_block *sb) { - atomic_inc(&permission_epoch); + atomic_inc_unchecked(&permission_epoch); } @@ -66,7 +66,7 @@ int coda_cache_check(struct inode *inode, int mask) spin_lock(&cii->c_lock); hit = (mask & cii->c_cached_perm) == mask && uid_eq(cii->c_uid, current_fsuid()) && - cii->c_cached_epoch == atomic_read(&permission_epoch); + cii->c_cached_epoch == atomic_read_unchecked(&permission_epoch); spin_unlock(&cii->c_lock); return hit; diff --git a/fs/compat.c b/fs/compat.c index 6fd272d..ae85f4f 100644 --- a/fs/compat.c +++ b/fs/compat.c @@ -54,7 +54,7 @@ #include <asm/ioctls.h> #include "internal.h" -int compat_log = 1; +int compat_log = 0; int compat_printk(const char *fmt, ...) { @@ -512,7 +512,7 @@ COMPAT_SYSCALL_DEFINE2(io_setup, unsigned, nr_reqs, u32 __user *, ctx32p) set_fs(KERNEL_DS); /* The __user pointer cast is valid because of the set_fs() */ - ret = sys_io_setup(nr_reqs, (aio_context_t __user *) &ctx64); + ret = sys_io_setup(nr_reqs, (aio_context_t __force_user *) &ctx64); set_fs(oldfs); /* truncating is ok because it's a user address */ if (!ret) @@ -562,7 +562,7 @@ ssize_t compat_rw_copy_check_uvector(int type, goto out; ret = -EINVAL; - if (nr_segs > UIO_MAXIOV || nr_segs < 0) + if (nr_segs > UIO_MAXIOV) goto out; if (nr_segs > fast_segs) { ret = -ENOMEM; @@ -844,6 +844,7 @@ struct compat_old_linux_dirent { struct compat_readdir_callback { struct dir_context ctx; struct compat_old_linux_dirent __user *dirent; + struct file * file; int result; }; @@ -863,6 +864,10 @@ static int compat_fillonedir(struct dir_context *ctx, const char *name, buf->result = -EOVERFLOW; return -EOVERFLOW; } + + if (!gr_acl_handle_filldir(buf->file, name, namlen, ino)) + return 0; + buf->result++; dirent = buf->dirent; if (!access_ok(VERIFY_WRITE, dirent, @@ -894,6 +899,7 @@ COMPAT_SYSCALL_DEFINE3(old_readdir, unsigned int, fd, if (!f.file) return -EBADF; + buf.file = f.file; error = iterate_dir(f.file, &buf.ctx); if (buf.result) error = buf.result; @@ -913,6 +919,7 @@ struct compat_getdents_callback { struct dir_context ctx; struct compat_linux_dirent __user *current_dir; struct compat_linux_dirent __user *previous; + struct file * file; int count; int error; }; @@ -935,6 +942,10 @@ static int compat_filldir(struct dir_context *ctx, const char *name, int namlen, buf->error = -EOVERFLOW; return -EOVERFLOW; } + + if (!gr_acl_handle_filldir(buf->file, name, namlen, ino)) + return 0; + dirent = buf->previous; if (dirent) { if (__put_user(offset, &dirent->d_off)) @@ -980,6 +991,7 @@ COMPAT_SYSCALL_DEFINE3(getdents, unsigned int, fd, if (!f.file) return -EBADF; + buf.file = f.file; error = iterate_dir(f.file, &buf.ctx); if (error >= 0) error = buf.error; @@ -1000,6 +1012,7 @@ struct compat_getdents_callback64 { struct dir_context ctx; struct linux_dirent64 __user *current_dir; struct linux_dirent64 __user *previous; + struct file * file; int count; int error; }; @@ -1018,6 +1031,10 @@ static int compat_filldir64(struct dir_context *ctx, const char *name, buf->error = -EINVAL; /* only used if we fail.. */ if (reclen > buf->count) return -EINVAL; + + if (!gr_acl_handle_filldir(buf->file, name, namlen, ino)) + return 0; + dirent = buf->previous; if (dirent) { @@ -1067,13 +1084,13 @@ COMPAT_SYSCALL_DEFINE3(getdents64, unsigned int, fd, if (!f.file) return -EBADF; + buf.file = f.file; error = iterate_dir(f.file, &buf.ctx); if (error >= 0) error = buf.error; lastdirent = buf.previous; if (lastdirent) { - typeof(lastdirent->d_off) d_off = buf.ctx.pos; - if (__put_user_unaligned(d_off, &lastdirent->d_off)) + if (__put_user_unaligned(buf.ctx.pos, &lastdirent->d_off)) error = -EFAULT; else error = count - buf.count; diff --git a/fs/compat_binfmt_elf.c b/fs/compat_binfmt_elf.c index 4d24d17..4f8c09e 100644 --- a/fs/compat_binfmt_elf.c +++ b/fs/compat_binfmt_elf.c @@ -30,11 +30,13 @@ #undef elf_phdr #undef elf_shdr #undef elf_note +#undef elf_dyn #undef elf_addr_t #define elfhdr elf32_hdr #define elf_phdr elf32_phdr #define elf_shdr elf32_shdr #define elf_note elf32_note +#define elf_dyn Elf32_Dyn #define elf_addr_t Elf32_Addr /* diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c index 48851f6..6c79d32 100644 --- a/fs/compat_ioctl.c +++ b/fs/compat_ioctl.c @@ -622,7 +622,7 @@ static int serial_struct_ioctl(unsigned fd, unsigned cmd, return -EFAULT; if (__get_user(udata, &ss32->iomem_base)) return -EFAULT; - ss.iomem_base = compat_ptr(udata); + ss.iomem_base = (unsigned char __force_kernel *)compat_ptr(udata); if (__get_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift) || __get_user(ss.port_high, &ss32->port_high)) return -EFAULT; @@ -704,8 +704,8 @@ static int do_i2c_rdwr_ioctl(unsigned int fd, unsigned int cmd, for (i = 0; i < nmsgs; i++) { if (copy_in_user(&tmsgs[i].addr, &umsgs[i].addr, 3*sizeof(u16))) return -EFAULT; - if (get_user(datap, &umsgs[i].buf) || - put_user(compat_ptr(datap), &tmsgs[i].buf)) + if (get_user(datap, (compat_caddr_t __user *)&umsgs[i].buf) || + put_user(compat_ptr(datap), (u8 __user * __user *)&tmsgs[i].buf)) return -EFAULT; } return sys_ioctl(fd, cmd, (unsigned long)tdata); @@ -798,7 +798,7 @@ static int compat_ioctl_preallocate(struct file *file, copy_in_user(&p->l_len, &p32->l_len, sizeof(s64)) || copy_in_user(&p->l_sysid, &p32->l_sysid, sizeof(s32)) || copy_in_user(&p->l_pid, &p32->l_pid, sizeof(u32)) || - copy_in_user(&p->l_pad, &p32->l_pad, 4*sizeof(u32))) + copy_in_user(p->l_pad, p32->l_pad, 4*sizeof(u32))) return -EFAULT; return ioctl_preallocate(file, p); @@ -1621,8 +1621,8 @@ COMPAT_SYSCALL_DEFINE3(ioctl, unsigned int, fd, unsigned int, cmd, static int __init init_sys32_ioctl_cmp(const void *p, const void *q) { unsigned int a, b; - a = *(unsigned int *)p; - b = *(unsigned int *)q; + a = *(const unsigned int *)p; + b = *(const unsigned int *)q; if (a > b) return 1; if (a < b) diff --git a/fs/configfs/dir.c b/fs/configfs/dir.c index c81ce7f..f3de5fd 100644 --- a/fs/configfs/dir.c +++ b/fs/configfs/dir.c @@ -1540,7 +1540,8 @@ static int configfs_readdir(struct file *file, struct dir_context *ctx) } for (p = q->next; p != &parent_sd->s_children; p = p->next) { struct configfs_dirent *next; - const char *name; + const unsigned char * name; + char d_name[sizeof(next->s_dentry->d_iname)]; int len; struct inode *inode = NULL; @@ -1549,7 +1550,12 @@ static int configfs_readdir(struct file *file, struct dir_context *ctx) continue; name = configfs_get_name(next); - len = strlen(name); + if (next->s_dentry && name == next->s_dentry->d_iname) { + len = next->s_dentry->d_name.len; + memcpy(d_name, name, len); + name = d_name; + } else + len = strlen(name); /* * We'll have a dentry and an inode for diff --git a/fs/coredump.c b/fs/coredump.c index a8f7564..0329da8 100644 --- a/fs/coredump.c +++ b/fs/coredump.c @@ -457,8 +457,8 @@ static void wait_for_dump_helpers(struct file *file) struct pipe_inode_info *pipe = file->private_data; pipe_lock(pipe); - pipe->readers++; - pipe->writers--; + atomic_inc(&pipe->readers); + atomic_dec(&pipe->writers); wake_up_interruptible_sync(&pipe->wait); kill_fasync(&pipe->fasync_readers, SIGIO, POLL_IN); pipe_unlock(pipe); @@ -467,11 +467,11 @@ static void wait_for_dump_helpers(struct file *file) * We actually want wait_event_freezable() but then we need * to clear TIF_SIGPENDING and improve dump_interrupted(). */ - wait_event_interruptible(pipe->wait, pipe->readers == 1); + wait_event_interruptible(pipe->wait, atomic_read(&pipe->readers) == 1); pipe_lock(pipe); - pipe->readers--; - pipe->writers++; + atomic_dec(&pipe->readers); + atomic_inc(&pipe->writers); pipe_unlock(pipe); } @@ -518,7 +518,9 @@ void do_coredump(const siginfo_t *siginfo) /* require nonrelative corefile path and be extra careful */ bool need_suid_safe = false; bool core_dumped = false; - static atomic_t core_dump_count = ATOMIC_INIT(0); + static atomic_unchecked_t core_dump_count = ATOMIC_INIT(0); + long signr = siginfo->si_signo; + int dumpable; struct coredump_params cprm = { .siginfo = siginfo, .regs = signal_pt_regs(), @@ -531,12 +533,17 @@ void do_coredump(const siginfo_t *siginfo) .mm_flags = mm->flags, }; - audit_core_dumps(siginfo->si_signo); + audit_core_dumps(signr); + + dumpable = __get_dumpable(cprm.mm_flags); + + if (signr == SIGSEGV || signr == SIGBUS || signr == SIGKILL || signr == SIGILL) + gr_handle_brute_attach(dumpable); binfmt = mm->binfmt; if (!binfmt || !binfmt->core_dump) goto fail; - if (!__get_dumpable(cprm.mm_flags)) + if (!dumpable) goto fail; cred = prepare_creds(); @@ -554,7 +561,7 @@ void do_coredump(const siginfo_t *siginfo) need_suid_safe = true; } - retval = coredump_wait(siginfo->si_signo, &core_state); + retval = coredump_wait(signr, &core_state); if (retval < 0) goto fail_creds; @@ -597,7 +604,7 @@ void do_coredump(const siginfo_t *siginfo) } cprm.limit = RLIM_INFINITY; - dump_count = atomic_inc_return(&core_dump_count); + dump_count = atomic_inc_return_unchecked(&core_dump_count); if (core_pipe_limit && (core_pipe_limit < dump_count)) { printk(KERN_WARNING "Pid %d(%s) over core_pipe_limit\n", task_tgid_vnr(current), current->comm); @@ -629,6 +636,8 @@ void do_coredump(const siginfo_t *siginfo) } else { struct inode *inode; + gr_learn_resource(current, RLIMIT_CORE, binfmt->min_coredump, 1); + if (cprm.limit < binfmt->min_coredump) goto fail_unlock; @@ -654,7 +663,7 @@ void do_coredump(const siginfo_t *siginfo) * If it doesn't exist, that's fine. If there's some * other problem, we'll catch it at the filp_open(). */ - (void) sys_unlink((const char __user *)cn.corename); + (void) sys_unlink((const char __force_user *)cn.corename); set_fs(old_fs); } @@ -718,7 +727,7 @@ close_fail: filp_close(cprm.file, NULL); fail_dropcount: if (ispipe) - atomic_dec(&core_dump_count); + atomic_dec_unchecked(&core_dump_count); fail_unlock: kfree(cn.corename); coredump_finish(mm, core_dumped); @@ -739,6 +748,8 @@ int dump_emit(struct coredump_params *cprm, const void *addr, int nr) struct file *file = cprm->file; loff_t pos = file->f_pos; ssize_t n; + + gr_learn_resource(current, RLIMIT_CORE, cprm->written + nr, 1); if (cprm->written + nr > cprm->limit) return 0; while (nr) { diff --git a/fs/dcache.c b/fs/dcache.c index 5c33aeb..e8739c7 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -341,8 +341,9 @@ static inline void dentry_rcuwalk_invalidate(struct dentry *dentry) * and is unhashed. */ static void dentry_iput(struct dentry * dentry) - __releases(dentry->d_lock) - __releases(dentry->d_inode->i_lock) + __releases(&dentry->d_lock) + __releases(&dentry->d_inode->i_lock); +static void dentry_iput(struct dentry * dentry) { struct inode *inode = dentry->d_inode; if (inode) { @@ -366,8 +367,9 @@ static void dentry_iput(struct dentry * dentry) * d_iput() operation if defined. dentry remains in-use. */ static void dentry_unlink_inode(struct dentry * dentry) - __releases(dentry->d_lock) - __releases(dentry->d_inode->i_lock) + __releases(&dentry->d_lock) + __releases(&dentry->d_inode->i_lock); +static void dentry_unlink_inode(struct dentry * dentry) { struct inode *inode = dentry->d_inode; __d_clear_type_and_inode(dentry); @@ -545,7 +547,7 @@ static void __dentry_kill(struct dentry *dentry) * dentry_iput drops the locks, at which point nobody (except * transient RCU lookups) can reach this dentry. */ - BUG_ON(dentry->d_lockref.count > 0); + BUG_ON(__lockref_read(&dentry->d_lockref) > 0); this_cpu_dec(nr_dentry); if (dentry->d_op && dentry->d_op->d_release) dentry->d_op->d_release(dentry); @@ -567,7 +569,8 @@ static void __dentry_kill(struct dentry *dentry) * Returns dentry requiring refcount drop, or NULL if we're done. */ static struct dentry *dentry_kill(struct dentry *dentry) - __releases(dentry->d_lock) + __releases(&dentry->d_lock); +static struct dentry *dentry_kill(struct dentry *dentry) { struct inode *inode = dentry->d_inode; struct dentry *parent = NULL; @@ -598,7 +601,7 @@ static inline struct dentry *lock_parent(struct dentry *dentry) struct dentry *parent = dentry->d_parent; if (IS_ROOT(dentry)) return NULL; - if (unlikely(dentry->d_lockref.count < 0)) + if (unlikely(__lockref_read(&dentry->d_lockref) < 0)) return NULL; if (likely(spin_trylock(&parent->d_lock))) return parent; @@ -660,8 +663,8 @@ static inline bool fast_dput(struct dentry *dentry) */ if (unlikely(ret < 0)) { spin_lock(&dentry->d_lock); - if (dentry->d_lockref.count > 1) { - dentry->d_lockref.count--; + if (__lockref_read(&dentry->d_lockref) > 1) { + __lockref_dec(&dentry->d_lockref); spin_unlock(&dentry->d_lock); return 1; } @@ -716,7 +719,7 @@ static inline bool fast_dput(struct dentry *dentry) * else could have killed it and marked it dead. Either way, we * don't need to do anything else. */ - if (dentry->d_lockref.count) { + if (__lockref_read(&dentry->d_lockref)) { spin_unlock(&dentry->d_lock); return 1; } @@ -726,7 +729,7 @@ static inline bool fast_dput(struct dentry *dentry) * lock, and we just tested that it was zero, so we can just * set it to 1. */ - dentry->d_lockref.count = 1; + __lockref_set(&dentry->d_lockref, 1); return 0; } @@ -788,7 +791,7 @@ repeat: dentry->d_flags |= DCACHE_REFERENCED; dentry_lru_add(dentry); - dentry->d_lockref.count--; + __lockref_dec(&dentry->d_lockref); spin_unlock(&dentry->d_lock); return; @@ -803,7 +806,7 @@ EXPORT_SYMBOL(dput); /* This must be called with d_lock held */ static inline void __dget_dlock(struct dentry *dentry) { - dentry->d_lockref.count++; + __lockref_inc(&dentry->d_lockref); } static inline void __dget(struct dentry *dentry) @@ -844,8 +847,8 @@ repeat: goto repeat; } rcu_read_unlock(); - BUG_ON(!ret->d_lockref.count); - ret->d_lockref.count++; + BUG_ON(!__lockref_read(&ret->d_lockref)); + __lockref_inc(&ret->d_lockref); spin_unlock(&ret->d_lock); return ret; } @@ -923,9 +926,9 @@ restart: spin_lock(&inode->i_lock); hlist_for_each_entry(dentry, &inode->i_dentry, d_u.d_alias) { spin_lock(&dentry->d_lock); - if (!dentry->d_lockref.count) { + if (!__lockref_read(&dentry->d_lockref)) { struct dentry *parent = lock_parent(dentry); - if (likely(!dentry->d_lockref.count)) { + if (likely(!__lockref_read(&dentry->d_lockref))) { __dentry_kill(dentry); dput(parent); goto restart; @@ -960,7 +963,7 @@ static void shrink_dentry_list(struct list_head *list) * We found an inuse dentry which was not removed from * the LRU because of laziness during lookup. Do not free it. */ - if (dentry->d_lockref.count > 0) { + if (__lockref_read(&dentry->d_lockref) > 0) { spin_unlock(&dentry->d_lock); if (parent) spin_unlock(&parent->d_lock); @@ -998,8 +1001,8 @@ static void shrink_dentry_list(struct list_head *list) dentry = parent; while (dentry && !lockref_put_or_lock(&dentry->d_lockref)) { parent = lock_parent(dentry); - if (dentry->d_lockref.count != 1) { - dentry->d_lockref.count--; + if (__lockref_read(&dentry->d_lockref) != 1) { + __lockref_inc(&dentry->d_lockref); spin_unlock(&dentry->d_lock); if (parent) spin_unlock(&parent->d_lock); @@ -1039,7 +1042,7 @@ static enum lru_status dentry_lru_isolate(struct list_head *item, * counts, just remove them from the LRU. Otherwise give them * another pass through the LRU. */ - if (dentry->d_lockref.count) { + if (__lockref_read(&dentry->d_lockref)) { d_lru_isolate(lru, dentry); spin_unlock(&dentry->d_lock); return LRU_REMOVED; @@ -1373,7 +1376,7 @@ static enum d_walk_ret select_collect(void *_data, struct dentry *dentry) } else { if (dentry->d_flags & DCACHE_LRU_LIST) d_lru_del(dentry); - if (!dentry->d_lockref.count) { + if (!__lockref_read(&dentry->d_lockref)) { d_shrink_add(dentry, &data->dispose); data->found++; } @@ -1421,7 +1424,7 @@ static enum d_walk_ret umount_check(void *_data, struct dentry *dentry) return D_WALK_CONTINUE; /* root with refcount 1 is fine */ - if (dentry == _data && dentry->d_lockref.count == 1) + if (dentry == _data && __lockref_read(&dentry->d_lockref) == 1) return D_WALK_CONTINUE; printk(KERN_ERR "BUG: Dentry %p{i=%lx,n=%pd} " @@ -1430,7 +1433,7 @@ static enum d_walk_ret umount_check(void *_data, struct dentry *dentry) dentry->d_inode ? dentry->d_inode->i_ino : 0UL, dentry, - dentry->d_lockref.count, + __lockref_read(&dentry->d_lockref), dentry->d_sb->s_type->name, dentry->d_sb->s_id); WARN_ON(1); @@ -1571,7 +1574,7 @@ struct dentry *__d_alloc(struct super_block *sb, const struct qstr *name) dentry->d_iname[DNAME_INLINE_LEN-1] = 0; if (name->len > DNAME_INLINE_LEN-1) { size_t size = offsetof(struct external_name, name[1]); - struct external_name *p = kmalloc(size + name->len, GFP_KERNEL); + struct external_name *p = kmalloc(round_up(size + name->len, sizeof(unsigned long)), GFP_KERNEL); if (!p) { kmem_cache_free(dentry_cache, dentry); return NULL; @@ -1594,7 +1597,7 @@ struct dentry *__d_alloc(struct super_block *sb, const struct qstr *name) smp_wmb(); dentry->d_name.name = dname; - dentry->d_lockref.count = 1; + __lockref_set(&dentry->d_lockref, 1); dentry->d_flags = 0; spin_lock_init(&dentry->d_lock); seqcount_init(&dentry->d_seq); @@ -1603,6 +1606,9 @@ struct dentry *__d_alloc(struct super_block *sb, const struct qstr *name) dentry->d_sb = sb; dentry->d_op = NULL; dentry->d_fsdata = NULL; +#ifdef CONFIG_GRKERNSEC_CHROOT_RENAME + atomic_set(&dentry->chroot_refcnt, 0); +#endif INIT_HLIST_BL_NODE(&dentry->d_hash); INIT_LIST_HEAD(&dentry->d_lru); INIT_LIST_HEAD(&dentry->d_subdirs); @@ -2327,7 +2333,7 @@ struct dentry *__d_lookup(const struct dentry *parent, const struct qstr *name) goto next; } - dentry->d_lockref.count++; + __lockref_inc(&dentry->d_lockref); found = dentry; spin_unlock(&dentry->d_lock); break; @@ -2395,7 +2401,7 @@ again: spin_lock(&dentry->d_lock); inode = dentry->d_inode; isdir = S_ISDIR(inode->i_mode); - if (dentry->d_lockref.count == 1) { + if (__lockref_read(&dentry->d_lockref) == 1) { if (!spin_trylock(&inode->i_lock)) { spin_unlock(&dentry->d_lock); cpu_relax(); @@ -3343,7 +3349,7 @@ static enum d_walk_ret d_genocide_kill(void *data, struct dentry *dentry) if (!(dentry->d_flags & DCACHE_GENOCIDE)) { dentry->d_flags |= DCACHE_GENOCIDE; - dentry->d_lockref.count--; + __lockref_dec(&dentry->d_lockref); } } return D_WALK_CONTINUE; @@ -3451,7 +3457,8 @@ void __init vfs_caches_init_early(void) void __init vfs_caches_init(void) { names_cachep = kmem_cache_create("names_cache", PATH_MAX, 0, - SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL); + SLAB_HWCACHE_ALIGN|SLAB_PANIC|SLAB_USERCOPY| + SLAB_NO_SANITIZE, NULL); dcache_init(); inode_init(); diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c index 9c8d233..79cf56b 100644 --- a/fs/debugfs/inode.c +++ b/fs/debugfs/inode.c @@ -406,6 +406,10 @@ EXPORT_SYMBOL_GPL(debugfs_create_file_size); * If debugfs is not enabled in the kernel, the value -%ENODEV will be * returned. */ +#ifdef CONFIG_GRKERNSEC_SYSFS_RESTRICT +extern int grsec_enable_sysfs_restrict; +#endif + struct dentry *debugfs_create_dir(const char *name, struct dentry *parent) { struct dentry *dentry = start_creating(name, parent); @@ -418,7 +422,12 @@ struct dentry *debugfs_create_dir(const char *name, struct dentry *parent) if (unlikely(!inode)) return failed_creating(dentry); - inode->i_mode = S_IFDIR | S_IRWXU | S_IRUGO | S_IXUGO; +#ifdef CONFIG_GRKERNSEC_SYSFS_RESTRICT + if (grsec_enable_sysfs_restrict) + inode->i_mode = S_IFDIR | S_IRWXU; + else +#endif + inode->i_mode = S_IFDIR | S_IRWXU | S_IRUGO | S_IXUGO; inode->i_op = &simple_dir_inode_operations; inode->i_fop = &simple_dir_operations; diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c index 3c4db11..a43976f 100644 --- a/fs/ecryptfs/inode.c +++ b/fs/ecryptfs/inode.c @@ -662,7 +662,7 @@ static char *ecryptfs_readlink_lower(struct dentry *dentry, size_t *bufsiz) old_fs = get_fs(); set_fs(get_ds()); rc = d_inode(lower_dentry)->i_op->readlink(lower_dentry, - (char __user *)lower_buf, + (char __force_user *)lower_buf, PATH_MAX); set_fs(old_fs); if (rc < 0) diff --git a/fs/ecryptfs/miscdev.c b/fs/ecryptfs/miscdev.c index e4141f2..d8263e8 100644 --- a/fs/ecryptfs/miscdev.c +++ b/fs/ecryptfs/miscdev.c @@ -304,7 +304,7 @@ check_list: goto out_unlock_msg_ctx; i = PKT_TYPE_SIZE + PKT_CTR_SIZE; if (msg_ctx->msg) { - if (copy_to_user(&buf[i], packet_length, packet_length_size)) + if (packet_length_size > sizeof(packet_length) || copy_to_user(&buf[i], packet_length, packet_length_size)) goto out_unlock_msg_ctx; i += packet_length_size; if (copy_to_user(&buf[i], msg_ctx->msg, msg_ctx->msg_size)) diff --git a/fs/exec.c b/fs/exec.c index b06623a..122301f 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -56,8 +56,20 @@ #include <linux/pipe_fs_i.h> #include <linux/oom.h> #include <linux/compat.h> +#include <linux/random.h> +#include <linux/seq_file.h> +#include <linux/coredump.h> +#include <linux/mman.h> + +#ifdef CONFIG_PAX_REFCOUNT +#include <linux/kallsyms.h> +#include <linux/kdebug.h> +#endif + +#include <trace/events/fs.h> #include <asm/uaccess.h> +#include <asm/sections.h> #include <asm/mmu_context.h> #include <asm/tlb.h> @@ -66,19 +78,34 @@ #include <trace/events/sched.h> +#ifdef CONFIG_PAX_HAVE_ACL_FLAGS +void __weak pax_set_initial_flags(struct linux_binprm *bprm) +{ + pr_warn_once("PAX: PAX_HAVE_ACL_FLAGS was enabled without providing the pax_set_initial_flags callback, this is probably not what you wanted.\n"); +} +#endif + +#ifdef CONFIG_PAX_HOOK_ACL_FLAGS +void (*pax_set_initial_flags_func)(struct linux_binprm *bprm); +EXPORT_SYMBOL(pax_set_initial_flags_func); +#endif + int suid_dumpable = 0; static LIST_HEAD(formats); static DEFINE_RWLOCK(binfmt_lock); +extern int gr_process_kernel_exec_ban(void); +extern int gr_process_suid_exec_ban(const struct linux_binprm *bprm); + void __register_binfmt(struct linux_binfmt * fmt, int insert) { BUG_ON(!fmt); if (WARN_ON(!fmt->load_binary)) return; write_lock(&binfmt_lock); - insert ? list_add(&fmt->lh, &formats) : - list_add_tail(&fmt->lh, &formats); + insert ? pax_list_add((struct list_head *)&fmt->lh, &formats) : + pax_list_add_tail((struct list_head *)&fmt->lh, &formats); write_unlock(&binfmt_lock); } @@ -87,7 +114,7 @@ EXPORT_SYMBOL(__register_binfmt); void unregister_binfmt(struct linux_binfmt * fmt) { write_lock(&binfmt_lock); - list_del(&fmt->lh); + pax_list_del((struct list_head *)&fmt->lh); write_unlock(&binfmt_lock); } @@ -189,18 +216,10 @@ static struct page *get_arg_page(struct linux_binprm *bprm, unsigned long pos, int write) { struct page *page; - int ret; -#ifdef CONFIG_STACK_GROWSUP - if (write) { - ret = expand_downwards(bprm->vma, pos); - if (ret < 0) - return NULL; - } -#endif - ret = get_user_pages(current, bprm->mm, pos, - 1, write, 1, &page, NULL); - if (ret <= 0) + if (0 > expand_downwards(bprm->vma, pos)) + return NULL; + if (0 >= get_user_pages(current, bprm->mm, pos, 1, write, 1, &page, NULL)) return NULL; if (write) { @@ -216,6 +235,17 @@ static struct page *get_arg_page(struct linux_binprm *bprm, unsigned long pos, if (size <= ARG_MAX) return page; +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + // only allow 512KB for argv+env on suid/sgid binaries + // to prevent easy ASLR exhaustion + if (((!uid_eq(bprm->cred->euid, current_euid())) || + (!gid_eq(bprm->cred->egid, current_egid()))) && + (size > (512 * 1024))) { + put_page(page); + return NULL; + } +#endif + /* * Limit to 1/4-th the stack size for the argv+env strings. * This ensures that: @@ -275,6 +305,11 @@ static int __bprm_mm_init(struct linux_binprm *bprm) vma->vm_end = STACK_TOP_MAX; vma->vm_start = vma->vm_end - PAGE_SIZE; vma->vm_flags = VM_SOFTDIRTY | VM_STACK_FLAGS | VM_STACK_INCOMPLETE_SETUP; + +#ifdef CONFIG_PAX_SEGMEXEC + vma->vm_flags &= ~(VM_EXEC | VM_MAYEXEC); +#endif + vma->vm_page_prot = vm_get_page_prot(vma->vm_flags); INIT_LIST_HEAD(&vma->anon_vma_chain); @@ -286,6 +321,12 @@ static int __bprm_mm_init(struct linux_binprm *bprm) arch_bprm_mm_init(mm, vma); up_write(&mm->mmap_sem); bprm->p = vma->vm_end - sizeof(void *); + +#ifdef CONFIG_PAX_RANDUSTACK + if (randomize_va_space) + bprm->p ^= prandom_u32() & ~PAGE_MASK; +#endif + return 0; err: up_write(&mm->mmap_sem); @@ -402,7 +443,7 @@ struct user_arg_ptr { } ptr; }; -static const char __user *get_user_arg_ptr(struct user_arg_ptr argv, int nr) +const char __user *get_user_arg_ptr(struct user_arg_ptr argv, int nr) { const char __user *native; @@ -411,14 +452,14 @@ static const char __user *get_user_arg_ptr(struct user_arg_ptr argv, int nr) compat_uptr_t compat; if (get_user(compat, argv.ptr.compat + nr)) - return ERR_PTR(-EFAULT); + return (const char __force_user *)ERR_PTR(-EFAULT); return compat_ptr(compat); } #endif if (get_user(native, argv.ptr.native + nr)) - return ERR_PTR(-EFAULT); + return (const char __force_user *)ERR_PTR(-EFAULT); return native; } @@ -437,7 +478,7 @@ static int count(struct user_arg_ptr argv, int max) if (!p) break; - if (IS_ERR(p)) + if (IS_ERR((const char __force_kernel *)p)) return -EFAULT; if (i >= max) @@ -472,7 +513,7 @@ static int copy_strings(int argc, struct user_arg_ptr argv, ret = -EFAULT; str = get_user_arg_ptr(argv, argc); - if (IS_ERR(str)) + if (IS_ERR((const char __force_kernel *)str)) goto out; len = strnlen_user(str, MAX_ARG_STRLEN); @@ -554,7 +595,7 @@ int copy_strings_kernel(int argc, const char *const *__argv, int r; mm_segment_t oldfs = get_fs(); struct user_arg_ptr argv = { - .ptr.native = (const char __user *const __user *)__argv, + .ptr.native = (const char __user * const __force_user *)__argv, }; set_fs(KERNEL_DS); @@ -589,7 +630,8 @@ static int shift_arg_pages(struct vm_area_struct *vma, unsigned long shift) unsigned long new_end = old_end - shift; struct mmu_gather tlb; - BUG_ON(new_start > new_end); + if (new_start >= new_end || new_start < mmap_min_addr) + return -ENOMEM; /* * ensure there are no vmas between where we want to go @@ -598,6 +640,10 @@ static int shift_arg_pages(struct vm_area_struct *vma, unsigned long shift) if (vma != find_vma(mm, new_start)) return -EFAULT; +#ifdef CONFIG_PAX_SEGMEXEC + BUG_ON(pax_find_mirror_vma(vma)); +#endif + /* * cover the whole range: [new_start, old_end) */ @@ -681,10 +727,6 @@ int setup_arg_pages(struct linux_binprm *bprm, stack_top = arch_align_stack(stack_top); stack_top = PAGE_ALIGN(stack_top); - if (unlikely(stack_top < mmap_min_addr) || - unlikely(vma->vm_end - vma->vm_start >= stack_top - mmap_min_addr)) - return -ENOMEM; - stack_shift = vma->vm_end - stack_top; bprm->p -= stack_shift; @@ -696,8 +738,28 @@ int setup_arg_pages(struct linux_binprm *bprm, bprm->exec -= stack_shift; down_write(&mm->mmap_sem); + + /* Move stack pages down in memory. */ + if (stack_shift) { + ret = shift_arg_pages(vma, stack_shift); + if (ret) + goto out_unlock; + } + vm_flags = VM_STACK_FLAGS; +#if defined(CONFIG_PAX_PAGEEXEC) || defined(CONFIG_PAX_SEGMEXEC) + if (mm->pax_flags & (MF_PAX_PAGEEXEC | MF_PAX_SEGMEXEC)) { + vm_flags &= ~VM_EXEC; + +#ifdef CONFIG_PAX_MPROTECT + if (mm->pax_flags & MF_PAX_MPROTECT) + vm_flags &= ~VM_MAYEXEC; +#endif + + } +#endif + /* * Adjust stack execute permissions; explicitly enable for * EXSTACK_ENABLE_X, disable for EXSTACK_DISABLE_X and leave alone @@ -716,13 +778,6 @@ int setup_arg_pages(struct linux_binprm *bprm, goto out_unlock; BUG_ON(prev != vma); - /* Move stack pages down in memory. */ - if (stack_shift) { - ret = shift_arg_pages(vma, stack_shift); - if (ret) - goto out_unlock; - } - /* mprotect_fixup is overkill to remove the temporary stack flags */ vma->vm_flags &= ~VM_STACK_INCOMPLETE_SETUP; @@ -746,6 +801,27 @@ int setup_arg_pages(struct linux_binprm *bprm, #endif current->mm->start_stack = bprm->p; ret = expand_stack(vma, stack_base); + +#if !defined(CONFIG_STACK_GROWSUP) && defined(CONFIG_PAX_RANDMMAP) + if (!ret && (mm->pax_flags & MF_PAX_RANDMMAP) && STACK_TOP <= 0xFFFFFFFFU && STACK_TOP > vma->vm_end) { + unsigned long size; + vm_flags_t vm_flags; + + size = STACK_TOP - vma->vm_end; + vm_flags = VM_NONE | VM_DONTEXPAND | VM_DONTDUMP; + + ret = vma->vm_end != mmap_region(NULL, vma->vm_end, size, vm_flags, 0); + +#ifdef CONFIG_X86 + if (!ret) { + size = PAGE_SIZE + mmap_min_addr + ((mm->delta_mmap ^ mm->delta_stack) & (0xFFUL << PAGE_SHIFT)); + ret = 0 != mmap_region(NULL, 0, PAGE_ALIGN(size), vm_flags, 0); + } +#endif + + } +#endif + if (ret) ret = -EFAULT; @@ -790,8 +866,10 @@ static struct file *do_open_execat(int fd, struct filename *name, int flags) if (err) goto exit; - if (name->name[0] != '\0') + if (name->name[0] != '\0') { fsnotify_open(file); + trace_open_exec(name->name); + } out: return file; @@ -824,7 +902,7 @@ int kernel_read(struct file *file, loff_t offset, old_fs = get_fs(); set_fs(get_ds()); /* The cast to a user pointer is valid due to the set_fs() */ - result = vfs_read(file, (void __user *)addr, count, &pos); + result = vfs_read(file, (void __force_user *)addr, count, &pos); set_fs(old_fs); return result; } @@ -869,6 +947,7 @@ static int exec_mmap(struct mm_struct *mm) tsk->mm = mm; tsk->active_mm = mm; activate_mm(active_mm, mm); + populate_stack(); tsk->mm->vmacache_seqnum = 0; vmacache_flush(tsk); task_unlock(tsk); @@ -1277,7 +1356,7 @@ static void check_unsafe_exec(struct linux_binprm *bprm) } rcu_read_unlock(); - if (p->fs->users > n_fs) + if (atomic_read(&p->fs->users) > n_fs) bprm->unsafe |= LSM_UNSAFE_SHARE; else p->fs->in_exec = 1; @@ -1478,6 +1557,31 @@ static int exec_binprm(struct linux_binprm *bprm) return ret; } +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP +static DEFINE_PER_CPU(u64, exec_counter); +static int __init init_exec_counters(void) +{ + unsigned int cpu; + + for_each_possible_cpu(cpu) { + per_cpu(exec_counter, cpu) = (u64)cpu; + } + + return 0; +} +early_initcall(init_exec_counters); +static inline void increment_exec_counter(void) +{ + BUILD_BUG_ON(NR_CPUS > (1 << 16)); + current->exec_id = this_cpu_add_return(exec_counter, 1 << 16); +} +#else +static inline void increment_exec_counter(void) {} +#endif + +extern void gr_handle_exec_args(struct linux_binprm *bprm, + struct user_arg_ptr argv); + /* * sys_execve() executes a new program. */ @@ -1486,6 +1590,11 @@ static int do_execveat_common(int fd, struct filename *filename, struct user_arg_ptr envp, int flags) { +#ifdef CONFIG_GRKERNSEC + struct file *old_exec_file; + struct acl_subject_label *old_acl; + struct rlimit old_rlim[RLIM_NLIMITS]; +#endif char *pathbuf = NULL; struct linux_binprm *bprm; struct file *file; @@ -1495,6 +1604,8 @@ static int do_execveat_common(int fd, struct filename *filename, if (IS_ERR(filename)) return PTR_ERR(filename); + gr_learn_resource(current, RLIMIT_NPROC, atomic_read(¤t_user()->processes), 1); + /* * We move the actual failure in case of RLIMIT_NPROC excess from * set*uid() to execve() because too many poorly written programs @@ -1532,6 +1643,11 @@ static int do_execveat_common(int fd, struct filename *filename, if (IS_ERR(file)) goto out_unmark; + if (gr_ptrace_readexec(file, bprm->unsafe)) { + retval = -EPERM; + goto out_unmark; + } + sched_exec(); bprm->file = file; @@ -1558,6 +1674,11 @@ static int do_execveat_common(int fd, struct filename *filename, } bprm->interp = bprm->filename; + if (!gr_acl_handle_execve(file->f_path.dentry, file->f_path.mnt)) { + retval = -EACCES; + goto out_unmark; + } + retval = bprm_mm_init(bprm); if (retval) goto out_unmark; @@ -1574,24 +1695,70 @@ static int do_execveat_common(int fd, struct filename *filename, if (retval < 0) goto out; +#ifdef CONFIG_GRKERNSEC + old_acl = current->acl; + memcpy(old_rlim, current->signal->rlim, sizeof(old_rlim)); + old_exec_file = current->exec_file; + get_file(file); + current->exec_file = file; +#endif +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + /* limit suid stack to 8MB + * we saved the old limits above and will restore them if this exec fails + */ + if (((!uid_eq(bprm->cred->euid, current_euid())) || (!gid_eq(bprm->cred->egid, current_egid()))) && + (old_rlim[RLIMIT_STACK].rlim_cur > (8 * 1024 * 1024))) + current->signal->rlim[RLIMIT_STACK].rlim_cur = 8 * 1024 * 1024; +#endif + + if (gr_process_kernel_exec_ban() || gr_process_suid_exec_ban(bprm)) { + retval = -EPERM; + goto out_fail; + } + + if (!gr_tpe_allow(file)) { + retval = -EACCES; + goto out_fail; + } + + if (gr_check_crash_exec(file)) { + retval = -EACCES; + goto out_fail; + } + + retval = gr_set_proc_label(file->f_path.dentry, file->f_path.mnt, + bprm->unsafe); + if (retval < 0) + goto out_fail; + retval = copy_strings_kernel(1, &bprm->filename, bprm); if (retval < 0) - goto out; + goto out_fail; bprm->exec = bprm->p; retval = copy_strings(bprm->envc, envp, bprm); if (retval < 0) - goto out; + goto out_fail; retval = copy_strings(bprm->argc, argv, bprm); if (retval < 0) - goto out; + goto out_fail; + + gr_log_chroot_exec(file->f_path.dentry, file->f_path.mnt); + + gr_handle_exec_args(bprm, argv); retval = exec_binprm(bprm); if (retval < 0) - goto out; + goto out_fail; +#ifdef CONFIG_GRKERNSEC + if (old_exec_file) + fput(old_exec_file); +#endif /* execve succeeded */ + + increment_exec_counter(); current->fs->in_exec = 0; current->in_execve = 0; acct_update_integrals(current); @@ -1603,6 +1770,14 @@ static int do_execveat_common(int fd, struct filename *filename, put_files_struct(displaced); return retval; +out_fail: +#ifdef CONFIG_GRKERNSEC + current->acl = old_acl; + memcpy(current->signal->rlim, old_rlim, sizeof(old_rlim)); + fput(current->exec_file); + current->exec_file = old_exec_file; +#endif + out: if (bprm->mm) { acct_arg_size(bprm, 0); @@ -1749,3 +1924,319 @@ COMPAT_SYSCALL_DEFINE5(execveat, int, fd, argv, envp, flags); } #endif + +int pax_check_flags(unsigned long *flags) +{ + int retval = 0; + +#if !defined(CONFIG_X86_32) || !defined(CONFIG_PAX_SEGMEXEC) + if (*flags & MF_PAX_SEGMEXEC) + { + *flags &= ~MF_PAX_SEGMEXEC; + retval = -EINVAL; + } +#endif + + if ((*flags & MF_PAX_PAGEEXEC) + +#ifdef CONFIG_PAX_PAGEEXEC + && (*flags & MF_PAX_SEGMEXEC) +#endif + + ) + { + *flags &= ~MF_PAX_PAGEEXEC; + retval = -EINVAL; + } + + if ((*flags & MF_PAX_MPROTECT) + +#ifdef CONFIG_PAX_MPROTECT + && !(*flags & (MF_PAX_PAGEEXEC | MF_PAX_SEGMEXEC)) +#endif + + ) + { + *flags &= ~MF_PAX_MPROTECT; + retval = -EINVAL; + } + + if ((*flags & MF_PAX_EMUTRAMP) + +#ifdef CONFIG_PAX_EMUTRAMP + && !(*flags & (MF_PAX_PAGEEXEC | MF_PAX_SEGMEXEC)) +#endif + + ) + { + *flags &= ~MF_PAX_EMUTRAMP; + retval = -EINVAL; + } + + return retval; +} + +EXPORT_SYMBOL(pax_check_flags); + +#if defined(CONFIG_PAX_PAGEEXEC) || defined(CONFIG_PAX_SEGMEXEC) +char *pax_get_path(const struct path *path, char *buf, int buflen) +{ + char *pathname = d_path(path, buf, buflen); + + if (IS_ERR(pathname)) + goto toolong; + + pathname = mangle_path(buf, pathname, "\t\n\\"); + if (!pathname) + goto toolong; + + *pathname = 0; + return buf; + +toolong: + return "<path too long>"; +} +EXPORT_SYMBOL(pax_get_path); + +void pax_report_fault(struct pt_regs *regs, void *pc, void *sp) +{ + struct task_struct *tsk = current; + struct mm_struct *mm = current->mm; + char *buffer_exec = (char *)__get_free_page(GFP_KERNEL); + char *buffer_fault = (char *)__get_free_page(GFP_KERNEL); + char *path_exec = NULL; + char *path_fault = NULL; + unsigned long start = 0UL, end = 0UL, offset = 0UL; + siginfo_t info = { }; + + if (buffer_exec && buffer_fault) { + struct vm_area_struct *vma, *vma_exec = NULL, *vma_fault = NULL; + + down_read(&mm->mmap_sem); + vma = mm->mmap; + while (vma && (!vma_exec || !vma_fault)) { + if (vma->vm_file && mm->exe_file == vma->vm_file && (vma->vm_flags & VM_EXEC)) + vma_exec = vma; + if (vma->vm_start <= (unsigned long)pc && (unsigned long)pc < vma->vm_end) + vma_fault = vma; + vma = vma->vm_next; + } + if (vma_exec) + path_exec = pax_get_path(&vma_exec->vm_file->f_path, buffer_exec, PAGE_SIZE); + if (vma_fault) { + start = vma_fault->vm_start; + end = vma_fault->vm_end; + offset = vma_fault->vm_pgoff << PAGE_SHIFT; + if (vma_fault->vm_file) + path_fault = pax_get_path(&vma_fault->vm_file->f_path, buffer_fault, PAGE_SIZE); + else if ((unsigned long)pc >= mm->start_brk && (unsigned long)pc < mm->brk) + path_fault = "<heap>"; + else if (vma_fault->vm_flags & (VM_GROWSDOWN | VM_GROWSUP)) + path_fault = "<stack>"; + else + path_fault = "<anonymous mapping>"; + } + up_read(&mm->mmap_sem); + } + if (tsk->signal->curr_ip) + printk(KERN_ERR "PAX: From %pI4: execution attempt in: %s, %08lx-%08lx %08lx\n", &tsk->signal->curr_ip, path_fault, start, end, offset); + else + printk(KERN_ERR "PAX: execution attempt in: %s, %08lx-%08lx %08lx\n", path_fault, start, end, offset); + printk(KERN_ERR "PAX: terminating task: %s(%s):%d, uid/euid: %u/%u, PC: %p, SP: %p\n", path_exec, tsk->comm, task_pid_nr(tsk), + from_kuid_munged(&init_user_ns, task_uid(tsk)), from_kuid_munged(&init_user_ns, task_euid(tsk)), pc, sp); + free_page((unsigned long)buffer_exec); + free_page((unsigned long)buffer_fault); + pax_report_insns(regs, pc, sp); + info.si_signo = SIGKILL; + info.si_errno = 0; + info.si_code = SI_KERNEL; + info.si_pid = 0; + info.si_uid = 0; + do_coredump(&info); +} +#endif + +#ifdef CONFIG_PAX_REFCOUNT +void pax_report_refcount_overflow(struct pt_regs *regs) +{ + if (current->signal->curr_ip) + printk(KERN_EMERG "PAX: From %pI4: refcount overflow detected in: %s:%d, uid/euid: %u/%u\n", + ¤t->signal->curr_ip, current->comm, task_pid_nr(current), + from_kuid_munged(&init_user_ns, current_uid()), from_kuid_munged(&init_user_ns, current_euid())); + else + printk(KERN_EMERG "PAX: refcount overflow detected in: %s:%d, uid/euid: %u/%u\n", current->comm, task_pid_nr(current), + from_kuid_munged(&init_user_ns, current_uid()), from_kuid_munged(&init_user_ns, current_euid())); + print_symbol(KERN_EMERG "PAX: refcount overflow occured at: %s\n", instruction_pointer(regs)); + preempt_disable(); + show_regs(regs); + preempt_enable(); + force_sig_info(SIGKILL, SEND_SIG_FORCED, current); +} +#endif + +#ifdef CONFIG_PAX_USERCOPY +/* 0: not at all, 1: fully, 2: fully inside frame, -1: partially (implies an error) */ +static noinline int check_stack_object(const void *obj, unsigned long len) +{ + const void * const stack = task_stack_page(current); + const void * const stackend = stack + THREAD_SIZE; + +#if defined(CONFIG_FRAME_POINTER) && defined(CONFIG_X86) + const void *frame = NULL; + const void *oldframe; +#endif + + if (obj + len < obj) + return -1; + + if (obj + len <= stack || stackend <= obj) + return 0; + + if (obj < stack || stackend < obj + len) + return -1; + +#if defined(CONFIG_FRAME_POINTER) && defined(CONFIG_X86) + oldframe = __builtin_frame_address(1); + if (oldframe) + frame = __builtin_frame_address(2); + /* + low ----------------------------------------------> high + [saved bp][saved ip][args][local vars][saved bp][saved ip] + ^----------------^ + allow copies only within here + */ + while (stack <= frame && frame < stackend) { + /* if obj + len extends past the last frame, this + check won't pass and the next frame will be 0, + causing us to bail out and correctly report + the copy as invalid + */ + if (obj + len <= frame) + return obj >= oldframe + 2 * sizeof(void *) ? 2 : -1; + oldframe = frame; + frame = *(const void * const *)frame; + } + return -1; +#else + return 1; +#endif +} + +static __noreturn void pax_report_usercopy(const void *ptr, unsigned long len, bool to_user, const char *type) +{ + if (current->signal->curr_ip) + printk(KERN_EMERG "PAX: From %pI4: kernel memory %s attempt detected %s %p (%s) (%lu bytes)\n", + ¤t->signal->curr_ip, to_user ? "leak" : "overwrite", to_user ? "from" : "to", ptr, type ? : "unknown", len); + else + printk(KERN_EMERG "PAX: kernel memory %s attempt detected %s %p (%s) (%lu bytes)\n", + to_user ? "leak" : "overwrite", to_user ? "from" : "to", ptr, type ? : "unknown", len); + dump_stack(); + gr_handle_kernel_exploit(); + do_group_exit(SIGKILL); +} +#endif + +#ifdef CONFIG_PAX_USERCOPY + +static inline bool check_kernel_text_object(unsigned long low, unsigned long high) +{ +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) + unsigned long textlow = ktla_ktva((unsigned long)_stext); +#ifdef CONFIG_MODULES + unsigned long texthigh = (unsigned long)MODULES_EXEC_VADDR; +#else + unsigned long texthigh = ktla_ktva((unsigned long)_etext); +#endif + +#else + unsigned long textlow = (unsigned long)_stext; + unsigned long texthigh = (unsigned long)_etext; + +#ifdef CONFIG_X86_64 + /* check against linear mapping as well */ + if (high > (unsigned long)__va(__pa(textlow)) && + low < (unsigned long)__va(__pa(texthigh))) + return true; +#endif + +#endif + + if (high <= textlow || low >= texthigh) + return false; + else + return true; +} +#endif + +void __check_object_size(const void *ptr, unsigned long n, bool to_user, bool const_size) +{ +#ifdef CONFIG_PAX_USERCOPY + const char *type; +#endif + +#if !defined(CONFIG_STACK_GROWSUP) && !defined(CONFIG_X86_64) + unsigned long stackstart = (unsigned long)task_stack_page(current); + unsigned long currentsp = (unsigned long)&stackstart; + if (unlikely((currentsp < stackstart + 512 || + currentsp >= stackstart + THREAD_SIZE) && !in_interrupt())) + BUG(); +#endif + +#ifndef CONFIG_PAX_USERCOPY_DEBUG + if (const_size) + return; +#endif + +#ifdef CONFIG_PAX_USERCOPY + if (!n) + return; + + type = check_heap_object(ptr, n); + if (!type) { + int ret = check_stack_object(ptr, n); + if (ret == 1 || ret == 2) + return; + if (ret == 0) { + if (check_kernel_text_object((unsigned long)ptr, (unsigned long)ptr + n)) + type = "<kernel text>"; + else + return; + } else + type = "<process stack>"; + } + + pax_report_usercopy(ptr, n, to_user, type); +#endif + +} +EXPORT_SYMBOL(__check_object_size); + +#ifdef CONFIG_PAX_MEMORY_STACKLEAK +void __used pax_track_stack(void) +{ + unsigned long sp = (unsigned long)&sp; + if (sp < current_thread_info()->lowest_stack && + sp >= (unsigned long)task_stack_page(current) + 2 * sizeof(unsigned long)) + current_thread_info()->lowest_stack = sp; + if (unlikely((sp & ~(THREAD_SIZE - 1)) < (THREAD_SIZE/16))) + BUG(); +} +EXPORT_SYMBOL(pax_track_stack); +#endif + +#ifdef CONFIG_PAX_SIZE_OVERFLOW + +static DEFINE_RATELIMIT_STATE(size_overflow_ratelimit, 15 * HZ, 3); +extern bool pax_size_overflow_report_only; + +void __nocapture(1, 3, 4) __used report_size_overflow(const char *file, unsigned int line, const char *func, const char *ssa_name) +{ + if (!pax_size_overflow_report_only || __ratelimit(&size_overflow_ratelimit)) { + printk(KERN_EMERG "PAX: size overflow detected in function %s %s:%u %s", func, file, line, ssa_name); + dump_stack(); + } + if (!pax_size_overflow_report_only) + do_group_exit(SIGKILL); +} +EXPORT_SYMBOL(report_size_overflow); +#endif diff --git a/fs/ext2/balloc.c b/fs/ext2/balloc.c index 9f9992b..8b59411 100644 --- a/fs/ext2/balloc.c +++ b/fs/ext2/balloc.c @@ -1184,10 +1184,10 @@ static int ext2_has_free_blocks(struct ext2_sb_info *sbi) free_blocks = percpu_counter_read_positive(&sbi->s_freeblocks_counter); root_blocks = le32_to_cpu(sbi->s_es->s_r_blocks_count); - if (free_blocks < root_blocks + 1 && !capable(CAP_SYS_RESOURCE) && + if (free_blocks < root_blocks + 1 && !uid_eq(sbi->s_resuid, current_fsuid()) && (gid_eq(sbi->s_resgid, GLOBAL_ROOT_GID) || - !in_group_p (sbi->s_resgid))) { + !in_group_p (sbi->s_resgid)) && !capable_nolog(CAP_SYS_RESOURCE)) { return 0; } return 1; diff --git a/fs/ext2/super.c b/fs/ext2/super.c index 900e19c..f7dc2b8 100644 --- a/fs/ext2/super.c +++ b/fs/ext2/super.c @@ -267,10 +267,8 @@ static int ext2_show_options(struct seq_file *seq, struct dentry *root) #ifdef CONFIG_EXT2_FS_XATTR if (test_opt(sb, XATTR_USER)) seq_puts(seq, ",user_xattr"); - if (!test_opt(sb, XATTR_USER) && - (def_mount_opts & EXT2_DEFM_XATTR_USER)) { + if (!test_opt(sb, XATTR_USER)) seq_puts(seq, ",nouser_xattr"); - } #endif #ifdef CONFIG_EXT2_FS_POSIX_ACL @@ -856,8 +854,8 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent) if (def_mount_opts & EXT2_DEFM_UID16) set_opt(sbi->s_mount_opt, NO_UID32); #ifdef CONFIG_EXT2_FS_XATTR - if (def_mount_opts & EXT2_DEFM_XATTR_USER) - set_opt(sbi->s_mount_opt, XATTR_USER); + /* always enable user xattrs */ + set_opt(sbi->s_mount_opt, XATTR_USER); #endif #ifdef CONFIG_EXT2_FS_POSIX_ACL if (def_mount_opts & EXT2_DEFM_ACL) diff --git a/fs/ext2/xattr.c b/fs/ext2/xattr.c index 0b6bfd3..93a2964 100644 --- a/fs/ext2/xattr.c +++ b/fs/ext2/xattr.c @@ -247,7 +247,7 @@ ext2_xattr_list(struct dentry *dentry, char *buffer, size_t buffer_size) struct buffer_head *bh = NULL; struct ext2_xattr_entry *entry; char *end; - size_t rest = buffer_size; + size_t rest = buffer_size, total_size = 0; int error; ea_idebug(inode, "buffer=%p, buffer_size=%ld", @@ -305,9 +305,10 @@ bad_block: ext2_error(inode->i_sb, "ext2_xattr_list", buffer += size; } rest -= size; + total_size += size; } } - error = buffer_size - rest; /* total size */ + error = total_size; cleanup: brelse(bh); diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c index cd6ea29..1cd2a97 100644 --- a/fs/ext4/balloc.c +++ b/fs/ext4/balloc.c @@ -556,8 +556,8 @@ static int ext4_has_free_clusters(struct ext4_sb_info *sbi, /* Hm, nope. Are (enough) root reserved clusters available? */ if (uid_eq(sbi->s_resuid, current_fsuid()) || (!gid_eq(sbi->s_resgid, GLOBAL_ROOT_GID) && in_group_p(sbi->s_resgid)) || - capable(CAP_SYS_RESOURCE) || - (flags & EXT4_MB_USE_ROOT_BLOCKS)) { + (flags & EXT4_MB_USE_ROOT_BLOCKS) || + capable_nolog(CAP_SYS_RESOURCE)) { if (free_clusters >= (nclusters + dirty_clusters + resv_clusters)) diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index fd1f28b..eb832cf 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -1305,19 +1305,19 @@ struct ext4_sb_info { unsigned long s_mb_last_start; /* stats for buddy allocator */ - atomic_t s_bal_reqs; /* number of reqs with len > 1 */ - atomic_t s_bal_success; /* we found long enough chunks */ - atomic_t s_bal_allocated; /* in blocks */ - atomic_t s_bal_ex_scanned; /* total extents scanned */ - atomic_t s_bal_goals; /* goal hits */ - atomic_t s_bal_breaks; /* too long searches */ - atomic_t s_bal_2orders; /* 2^order hits */ + atomic_unchecked_t s_bal_reqs; /* number of reqs with len > 1 */ + atomic_unchecked_t s_bal_success; /* we found long enough chunks */ + atomic_unchecked_t s_bal_allocated; /* in blocks */ + atomic_unchecked_t s_bal_ex_scanned; /* total extents scanned */ + atomic_unchecked_t s_bal_goals; /* goal hits */ + atomic_unchecked_t s_bal_breaks; /* too long searches */ + atomic_unchecked_t s_bal_2orders; /* 2^order hits */ spinlock_t s_bal_lock; unsigned long s_mb_buddies_generated; unsigned long long s_mb_generation_time; - atomic_t s_mb_lost_chunks; - atomic_t s_mb_preallocated; - atomic_t s_mb_discarded; + atomic_unchecked_t s_mb_lost_chunks; + atomic_unchecked_t s_mb_preallocated; + atomic_unchecked_t s_mb_discarded; atomic_t s_lock_busy; /* locality groups */ diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index 34b610e..ecc47cb 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -1905,7 +1905,7 @@ void ext4_mb_simple_scan_group(struct ext4_allocation_context *ac, BUG_ON(ac->ac_b_ex.fe_len != ac->ac_g_ex.fe_len); if (EXT4_SB(sb)->s_mb_stats) - atomic_inc(&EXT4_SB(sb)->s_bal_2orders); + atomic_inc_unchecked(&EXT4_SB(sb)->s_bal_2orders); break; } @@ -2228,7 +2228,7 @@ repeat: ac->ac_status = AC_STATUS_CONTINUE; ac->ac_flags |= EXT4_MB_HINT_FIRST; cr = 3; - atomic_inc(&sbi->s_mb_lost_chunks); + atomic_inc_unchecked(&sbi->s_mb_lost_chunks); goto repeat; } } @@ -2732,25 +2732,25 @@ int ext4_mb_release(struct super_block *sb) if (sbi->s_mb_stats) { ext4_msg(sb, KERN_INFO, "mballoc: %u blocks %u reqs (%u success)", - atomic_read(&sbi->s_bal_allocated), - atomic_read(&sbi->s_bal_reqs), - atomic_read(&sbi->s_bal_success)); + atomic_read_unchecked(&sbi->s_bal_allocated), + atomic_read_unchecked(&sbi->s_bal_reqs), + atomic_read_unchecked(&sbi->s_bal_success)); ext4_msg(sb, KERN_INFO, "mballoc: %u extents scanned, %u goal hits, " "%u 2^N hits, %u breaks, %u lost", - atomic_read(&sbi->s_bal_ex_scanned), - atomic_read(&sbi->s_bal_goals), - atomic_read(&sbi->s_bal_2orders), - atomic_read(&sbi->s_bal_breaks), - atomic_read(&sbi->s_mb_lost_chunks)); + atomic_read_unchecked(&sbi->s_bal_ex_scanned), + atomic_read_unchecked(&sbi->s_bal_goals), + atomic_read_unchecked(&sbi->s_bal_2orders), + atomic_read_unchecked(&sbi->s_bal_breaks), + atomic_read_unchecked(&sbi->s_mb_lost_chunks)); ext4_msg(sb, KERN_INFO, "mballoc: %lu generated and it took %Lu", sbi->s_mb_buddies_generated, sbi->s_mb_generation_time); ext4_msg(sb, KERN_INFO, "mballoc: %u preallocated, %u discarded", - atomic_read(&sbi->s_mb_preallocated), - atomic_read(&sbi->s_mb_discarded)); + atomic_read_unchecked(&sbi->s_mb_preallocated), + atomic_read_unchecked(&sbi->s_mb_discarded)); } free_percpu(sbi->s_locality_groups); @@ -3206,16 +3206,16 @@ static void ext4_mb_collect_stats(struct ext4_allocation_context *ac) struct ext4_sb_info *sbi = EXT4_SB(ac->ac_sb); if (sbi->s_mb_stats && ac->ac_g_ex.fe_len > 1) { - atomic_inc(&sbi->s_bal_reqs); - atomic_add(ac->ac_b_ex.fe_len, &sbi->s_bal_allocated); + atomic_inc_unchecked(&sbi->s_bal_reqs); + atomic_add_unchecked(ac->ac_b_ex.fe_len, &sbi->s_bal_allocated); if (ac->ac_b_ex.fe_len >= ac->ac_o_ex.fe_len) - atomic_inc(&sbi->s_bal_success); - atomic_add(ac->ac_found, &sbi->s_bal_ex_scanned); + atomic_inc_unchecked(&sbi->s_bal_success); + atomic_add_unchecked(ac->ac_found, &sbi->s_bal_ex_scanned); if (ac->ac_g_ex.fe_start == ac->ac_b_ex.fe_start && ac->ac_g_ex.fe_group == ac->ac_b_ex.fe_group) - atomic_inc(&sbi->s_bal_goals); + atomic_inc_unchecked(&sbi->s_bal_goals); if (ac->ac_found > sbi->s_mb_max_to_scan) - atomic_inc(&sbi->s_bal_breaks); + atomic_inc_unchecked(&sbi->s_bal_breaks); } if (ac->ac_op == EXT4_MB_HISTORY_ALLOC) @@ -3642,7 +3642,7 @@ ext4_mb_new_inode_pa(struct ext4_allocation_context *ac) trace_ext4_mb_new_inode_pa(ac, pa); ext4_mb_use_inode_pa(ac, pa); - atomic_add(pa->pa_free, &sbi->s_mb_preallocated); + atomic_add_unchecked(pa->pa_free, &sbi->s_mb_preallocated); ei = EXT4_I(ac->ac_inode); grp = ext4_get_group_info(sb, ac->ac_b_ex.fe_group); @@ -3702,7 +3702,7 @@ ext4_mb_new_group_pa(struct ext4_allocation_context *ac) trace_ext4_mb_new_group_pa(ac, pa); ext4_mb_use_group_pa(ac, pa); - atomic_add(pa->pa_free, &EXT4_SB(sb)->s_mb_preallocated); + atomic_add_unchecked(pa->pa_free, &EXT4_SB(sb)->s_mb_preallocated); grp = ext4_get_group_info(sb, ac->ac_b_ex.fe_group); lg = ac->ac_lg; @@ -3791,7 +3791,7 @@ ext4_mb_release_inode_pa(struct ext4_buddy *e4b, struct buffer_head *bitmap_bh, * from the bitmap and continue. */ } - atomic_add(free, &sbi->s_mb_discarded); + atomic_add_unchecked(free, &sbi->s_mb_discarded); return err; } @@ -3809,7 +3809,7 @@ ext4_mb_release_group_pa(struct ext4_buddy *e4b, ext4_get_group_no_and_offset(sb, pa->pa_pstart, &group, &bit); BUG_ON(group != e4b->bd_group && pa->pa_len != 0); mb_free_blocks(pa->pa_inode, e4b, bit, pa->pa_len); - atomic_add(pa->pa_len, &EXT4_SB(sb)->s_mb_discarded); + atomic_add_unchecked(pa->pa_len, &EXT4_SB(sb)->s_mb_discarded); trace_ext4_mballoc_discard(sb, NULL, group, bit, pa->pa_len); return 0; diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c index cf0c472..ddf284d 100644 --- a/fs/ext4/resize.c +++ b/fs/ext4/resize.c @@ -413,7 +413,7 @@ static int set_flexbg_block_bitmap(struct super_block *sb, handle_t *handle, ext4_debug("mark blocks [%llu/%u] used\n", block, count); for (count2 = count; count > 0; count -= count2, block += count2) { - ext4_fsblk_t start; + ext4_fsblk_t start, diff; struct buffer_head *bh; ext4_group_t group; int err; @@ -422,10 +422,6 @@ static int set_flexbg_block_bitmap(struct super_block *sb, handle_t *handle, start = ext4_group_first_block_no(sb, group); group -= flex_gd->groups[0].group; - count2 = EXT4_BLOCKS_PER_GROUP(sb) - (block - start); - if (count2 > count) - count2 = count; - if (flex_gd->bg_flags[group] & EXT4_BG_BLOCK_UNINIT) { BUG_ON(flex_gd->count > 1); continue; @@ -443,9 +439,15 @@ static int set_flexbg_block_bitmap(struct super_block *sb, handle_t *handle, err = ext4_journal_get_write_access(handle, bh); if (err) return err; + + diff = block - start; + count2 = EXT4_BLOCKS_PER_GROUP(sb) - diff; + if (count2 > count) + count2 = count; + ext4_debug("mark block bitmap %#04llx (+%llu/%u)\n", block, - block - start, count2); - ext4_set_bits(bh->b_data, block - start, count2); + diff, count2); + ext4_set_bits(bh->b_data, diff, count2); err = ext4_handle_dirty_metadata(handle, NULL, bh); if (unlikely(err)) diff --git a/fs/ext4/super.c b/fs/ext4/super.c index df84bd2..e6e9120 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -1279,7 +1279,7 @@ static ext4_fsblk_t get_sb_block(void **data) } #define DEFAULT_JOURNAL_IOPRIO (IOPRIO_PRIO_VALUE(IOPRIO_CLASS_BE, 3)) -static char deprecated_msg[] = "Mount option \"%s\" will be removed by %s\n" +static const char deprecated_msg[] = "Mount option \"%s\" will be removed by %s\n" "Contact linux-ext4@vger.kernel.org if you think we should keep it.\n"; #ifdef CONFIG_QUOTA @@ -2489,7 +2489,7 @@ struct ext4_attr { int offset; int deprecated_val; } u; -}; +} __do_const; static int parse_strtoull(const char *buf, unsigned long long max, unsigned long long *value) diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c index 16e28c0..728c282 100644 --- a/fs/ext4/xattr.c +++ b/fs/ext4/xattr.c @@ -398,7 +398,7 @@ static int ext4_xattr_list_entries(struct dentry *dentry, struct ext4_xattr_entry *entry, char *buffer, size_t buffer_size) { - size_t rest = buffer_size; + size_t rest = buffer_size, total_size = 0; for (; !IS_LAST_ENTRY(entry); entry = EXT4_XATTR_NEXT(entry)) { const struct xattr_handler *handler = @@ -415,9 +415,10 @@ ext4_xattr_list_entries(struct dentry *dentry, struct ext4_xattr_entry *entry, buffer += size; } rest -= size; + total_size += size; } } - return buffer_size - rest; + return total_size; } static int diff --git a/fs/fcntl.c b/fs/fcntl.c index ee85cd4..9dd0d20 100644 --- a/fs/fcntl.c +++ b/fs/fcntl.c @@ -102,6 +102,10 @@ void __f_setown(struct file *filp, struct pid *pid, enum pid_type type, int force) { security_file_set_fowner(filp); + if (gr_handle_chroot_fowner(pid, type)) + return; + if (gr_check_protected_task_fowner(pid, type)) + return; f_modown(filp, pid, type, force); } EXPORT_SYMBOL(__f_setown); diff --git a/fs/fhandle.c b/fs/fhandle.c index d59712d..2c63363 100644 --- a/fs/fhandle.c +++ b/fs/fhandle.c @@ -8,6 +8,7 @@ #include <linux/fs_struct.h> #include <linux/fsnotify.h> #include <linux/personality.h> +#include <linux/grsecurity.h> #include <asm/uaccess.h> #include "internal.h" #include "mount.h" @@ -67,8 +68,7 @@ static long do_sys_name_to_handle(struct path *path, } else retval = 0; /* copy the mount id */ - if (copy_to_user(mnt_id, &real_mount(path->mnt)->mnt_id, - sizeof(*mnt_id)) || + if (put_user(real_mount(path->mnt)->mnt_id, mnt_id) || copy_to_user(ufh, handle, sizeof(struct file_handle) + handle_bytes)) retval = -EFAULT; @@ -175,7 +175,7 @@ static int handle_to_path(int mountdirfd, struct file_handle __user *ufh, * the directory. Ideally we would like CAP_DAC_SEARCH. * But we don't have that */ - if (!capable(CAP_DAC_READ_SEARCH)) { + if (!capable(CAP_DAC_READ_SEARCH) || !gr_chroot_fhandle()) { retval = -EPERM; goto out_err; } @@ -197,7 +197,7 @@ static int handle_to_path(int mountdirfd, struct file_handle __user *ufh, /* copy the full handle */ *handle = f_handle; if (copy_from_user(&handle->f_handle, - &ufh->f_handle, + ufh->f_handle, f_handle.handle_bytes)) { retval = -EFAULT; goto out_handle; diff --git a/fs/file.c b/fs/file.c index 6c672ad..3166d8c 100644 --- a/fs/file.c +++ b/fs/file.c @@ -16,6 +16,7 @@ #include <linux/slab.h> #include <linux/vmalloc.h> #include <linux/file.h> +#include <linux/security.h> #include <linux/fdtable.h> #include <linux/bitops.h> #include <linux/interrupt.h> @@ -139,9 +140,10 @@ out: * Return <0 error code on error; 1 on successful completion. * The files->file_lock should be held on entry, and will be held on exit. */ -static int expand_fdtable(struct files_struct *files, int nr) - __releases(files->file_lock) - __acquires(files->file_lock) +static int expand_fdtable(struct files_struct *files, unsigned int nr) + __releases(&files->file_lock) + __acquires(&files->file_lock); +static int expand_fdtable(struct files_struct *files, unsigned int nr) { struct fdtable *new_fdt, *cur_fdt; @@ -184,9 +186,10 @@ static int expand_fdtable(struct files_struct *files, int nr) * expanded and execution may have blocked. * The files->file_lock should be held on entry, and will be held on exit. */ -static int expand_files(struct files_struct *files, int nr) - __releases(files->file_lock) - __acquires(files->file_lock) +static int expand_files(struct files_struct *files, unsigned int nr) + __releases(&files->file_lock) + __acquires(&files->file_lock); +static int expand_files(struct files_struct *files, unsigned int nr) { struct fdtable *fdt; int expanded = 0; @@ -784,7 +787,9 @@ bool get_close_on_exec(unsigned int fd) static int do_dup2(struct files_struct *files, struct file *file, unsigned fd, unsigned flags) -__releases(&files->file_lock) +__releases(&files->file_lock); +static int do_dup2(struct files_struct *files, + struct file *file, unsigned fd, unsigned flags) { struct file *tofree; struct fdtable *fdt; @@ -834,6 +839,7 @@ int replace_fd(unsigned fd, struct file *file, unsigned flags) if (!file) return __close_fd(files, fd); + gr_learn_resource(current, RLIMIT_NOFILE, fd, 0); if (fd >= rlimit(RLIMIT_NOFILE)) return -EBADF; @@ -860,6 +866,7 @@ SYSCALL_DEFINE3(dup3, unsigned int, oldfd, unsigned int, newfd, int, flags) if (unlikely(oldfd == newfd)) return -EINVAL; + gr_learn_resource(current, RLIMIT_NOFILE, newfd, 0); if (newfd >= rlimit(RLIMIT_NOFILE)) return -EBADF; @@ -915,6 +922,7 @@ SYSCALL_DEFINE1(dup, unsigned int, fildes) int f_dupfd(unsigned int from, struct file *file, unsigned flags) { int err; + gr_learn_resource(current, RLIMIT_NOFILE, from, 0); if (from >= rlimit(RLIMIT_NOFILE)) return -EINVAL; err = alloc_fd(from, flags); diff --git a/fs/filesystems.c b/fs/filesystems.c index 5797d45..7d7d79a 100644 --- a/fs/filesystems.c +++ b/fs/filesystems.c @@ -275,7 +275,11 @@ struct file_system_type *get_fs_type(const char *name) int len = dot ? dot - name : strlen(name); fs = __get_fs_type(name, len); +#ifdef CONFIG_GRKERNSEC_MODHARDEN + if (!fs && (___request_module(true, "grsec_modharden_fs", "fs-%.*s", len, name) == 0)) +#else if (!fs && (request_module("fs-%.*s", len, name) == 0)) +#endif fs = __get_fs_type(name, len); if (dot && fs && !(fs->fs_flags & FS_HAS_SUBTYPE)) { diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c index 29e4599..4eaa7db 100644 --- a/fs/fs-writeback.c +++ b/fs/fs-writeback.c @@ -845,9 +845,9 @@ restart: #else /* CONFIG_CGROUP_WRITEBACK */ static struct bdi_writeback * +locked_inode_to_wb_and_lock_list(struct inode *inode) __releases(&inode->i_lock) __acquires(&wb->list_lock); +static struct bdi_writeback * locked_inode_to_wb_and_lock_list(struct inode *inode) - __releases(&inode->i_lock) - __acquires(&wb->list_lock) { struct bdi_writeback *wb = inode_to_wb(inode); @@ -856,8 +856,8 @@ locked_inode_to_wb_and_lock_list(struct inode *inode) return wb; } +static struct bdi_writeback *inode_to_wb_and_lock_list(struct inode *inode) __acquires(&wb->list_lock); static struct bdi_writeback *inode_to_wb_and_lock_list(struct inode *inode) - __acquires(&wb->list_lock) { struct bdi_writeback *wb = inode_to_wb(inode); @@ -1101,9 +1101,8 @@ static int write_inode(struct inode *inode, struct writeback_control *wbc) * Wait for writeback on an inode to complete. Called with i_lock held. * Caller must make sure inode cannot go away when we drop i_lock. */ +static void __inode_wait_for_writeback(struct inode *inode) __must_hold(&inode->i_lock); static void __inode_wait_for_writeback(struct inode *inode) - __releases(inode->i_lock) - __acquires(inode->i_lock) { DEFINE_WAIT_BIT(wq, &inode->i_state, __I_SYNC); wait_queue_head_t *wqh; @@ -1132,8 +1131,8 @@ void inode_wait_for_writeback(struct inode *inode) * held and drops it. It is aimed for callers not holding any inode reference * so once i_lock is dropped, inode can go away. */ +static void inode_sleep_on_writeback(struct inode *inode) __releases(&inode->i_lock); static void inode_sleep_on_writeback(struct inode *inode) - __releases(inode->i_lock) { DEFINE_WAIT(wait); wait_queue_head_t *wqh = bit_waitqueue(&inode->i_state, __I_SYNC); diff --git a/fs/fs_struct.c b/fs/fs_struct.c index 7dca743..1ff87ae 100644 --- a/fs/fs_struct.c +++ b/fs/fs_struct.c @@ -4,6 +4,7 @@ #include <linux/path.h> #include <linux/slab.h> #include <linux/fs_struct.h> +#include <linux/grsecurity.h> #include "internal.h" /* @@ -15,14 +16,18 @@ void set_fs_root(struct fs_struct *fs, const struct path *path) struct path old_root; path_get(path); + gr_inc_chroot_refcnts(path->dentry, path->mnt); spin_lock(&fs->lock); write_seqcount_begin(&fs->seq); old_root = fs->root; fs->root = *path; + gr_set_chroot_entries(current, path); write_seqcount_end(&fs->seq); spin_unlock(&fs->lock); - if (old_root.dentry) + if (old_root.dentry) { + gr_dec_chroot_refcnts(old_root.dentry, old_root.mnt); path_put(&old_root); + } } /* @@ -67,6 +72,10 @@ void chroot_fs_refs(const struct path *old_root, const struct path *new_root) int hits = 0; spin_lock(&fs->lock); write_seqcount_begin(&fs->seq); + /* this root replacement is only done by pivot_root, + leave grsec's chroot tagging alone for this task + so that a pivoted root isn't treated as a chroot + */ hits += replace_path(&fs->root, old_root, new_root); hits += replace_path(&fs->pwd, old_root, new_root); write_seqcount_end(&fs->seq); @@ -85,6 +94,7 @@ void chroot_fs_refs(const struct path *old_root, const struct path *new_root) void free_fs_struct(struct fs_struct *fs) { + gr_dec_chroot_refcnts(fs->root.dentry, fs->root.mnt); path_put(&fs->root); path_put(&fs->pwd); kmem_cache_free(fs_cachep, fs); @@ -99,7 +109,8 @@ void exit_fs(struct task_struct *tsk) task_lock(tsk); spin_lock(&fs->lock); tsk->fs = NULL; - kill = !--fs->users; + gr_clear_chroot_entries(tsk); + kill = !atomic_dec_return(&fs->users); spin_unlock(&fs->lock); task_unlock(tsk); if (kill) @@ -112,7 +123,7 @@ struct fs_struct *copy_fs_struct(struct fs_struct *old) struct fs_struct *fs = kmem_cache_alloc(fs_cachep, GFP_KERNEL); /* We don't need to lock fs - think why ;-) */ if (fs) { - fs->users = 1; + atomic_set(&fs->users, 1); fs->in_exec = 0; spin_lock_init(&fs->lock); seqcount_init(&fs->seq); @@ -121,9 +132,13 @@ struct fs_struct *copy_fs_struct(struct fs_struct *old) spin_lock(&old->lock); fs->root = old->root; path_get(&fs->root); + /* instead of calling gr_set_chroot_entries here, + we call it from every caller of this function + */ fs->pwd = old->pwd; path_get(&fs->pwd); spin_unlock(&old->lock); + gr_inc_chroot_refcnts(fs->root.dentry, fs->root.mnt); } return fs; } @@ -139,8 +154,9 @@ int unshare_fs_struct(void) task_lock(current); spin_lock(&fs->lock); - kill = !--fs->users; + kill = !atomic_dec_return(&fs->users); current->fs = new_fs; + gr_set_chroot_entries(current, &new_fs->root); spin_unlock(&fs->lock); task_unlock(current); @@ -153,13 +169,13 @@ EXPORT_SYMBOL_GPL(unshare_fs_struct); int current_umask(void) { - return current->fs->umask; + return current->fs->umask | gr_acl_umask(); } EXPORT_SYMBOL(current_umask); /* to be mentioned only in INIT_TASK */ struct fs_struct init_fs = { - .users = 1, + .users = ATOMIC_INIT(1), .lock = __SPIN_LOCK_UNLOCKED(init_fs.lock), .seq = SEQCNT_ZERO(init_fs.seq), .umask = 0022, diff --git a/fs/fscache/cookie.c b/fs/fscache/cookie.c index d403c69..30be0a9 100644 --- a/fs/fscache/cookie.c +++ b/fs/fscache/cookie.c @@ -19,7 +19,7 @@ struct kmem_cache *fscache_cookie_jar; -static atomic_t fscache_object_debug_id = ATOMIC_INIT(0); +static atomic_unchecked_t fscache_object_debug_id = ATOMIC_INIT(0); static int fscache_acquire_non_index_cookie(struct fscache_cookie *cookie); static int fscache_alloc_object(struct fscache_cache *cache, @@ -69,11 +69,11 @@ struct fscache_cookie *__fscache_acquire_cookie( parent ? (char *) parent->def->name : "<no-parent>", def->name, netfs_data, enable); - fscache_stat(&fscache_n_acquires); + fscache_stat_unchecked(&fscache_n_acquires); /* if there's no parent cookie, then we don't create one here either */ if (!parent) { - fscache_stat(&fscache_n_acquires_null); + fscache_stat_unchecked(&fscache_n_acquires_null); _leave(" [no parent]"); return NULL; } @@ -88,7 +88,7 @@ struct fscache_cookie *__fscache_acquire_cookie( /* allocate and initialise a cookie */ cookie = kmem_cache_alloc(fscache_cookie_jar, GFP_KERNEL); if (!cookie) { - fscache_stat(&fscache_n_acquires_oom); + fscache_stat_unchecked(&fscache_n_acquires_oom); _leave(" [ENOMEM]"); return NULL; } @@ -115,13 +115,13 @@ struct fscache_cookie *__fscache_acquire_cookie( switch (cookie->def->type) { case FSCACHE_COOKIE_TYPE_INDEX: - fscache_stat(&fscache_n_cookie_index); + fscache_stat_unchecked(&fscache_n_cookie_index); break; case FSCACHE_COOKIE_TYPE_DATAFILE: - fscache_stat(&fscache_n_cookie_data); + fscache_stat_unchecked(&fscache_n_cookie_data); break; default: - fscache_stat(&fscache_n_cookie_special); + fscache_stat_unchecked(&fscache_n_cookie_special); break; } @@ -135,7 +135,7 @@ struct fscache_cookie *__fscache_acquire_cookie( } else { atomic_dec(&parent->n_children); __fscache_cookie_put(cookie); - fscache_stat(&fscache_n_acquires_nobufs); + fscache_stat_unchecked(&fscache_n_acquires_nobufs); _leave(" = NULL"); return NULL; } @@ -144,7 +144,7 @@ struct fscache_cookie *__fscache_acquire_cookie( } } - fscache_stat(&fscache_n_acquires_ok); + fscache_stat_unchecked(&fscache_n_acquires_ok); _leave(" = %p", cookie); return cookie; } @@ -213,7 +213,7 @@ static int fscache_acquire_non_index_cookie(struct fscache_cookie *cookie) cache = fscache_select_cache_for_object(cookie->parent); if (!cache) { up_read(&fscache_addremove_sem); - fscache_stat(&fscache_n_acquires_no_cache); + fscache_stat_unchecked(&fscache_n_acquires_no_cache); _leave(" = -ENOMEDIUM [no cache]"); return -ENOMEDIUM; } @@ -297,14 +297,14 @@ static int fscache_alloc_object(struct fscache_cache *cache, object = cache->ops->alloc_object(cache, cookie); fscache_stat_d(&fscache_n_cop_alloc_object); if (IS_ERR(object)) { - fscache_stat(&fscache_n_object_no_alloc); + fscache_stat_unchecked(&fscache_n_object_no_alloc); ret = PTR_ERR(object); goto error; } - fscache_stat(&fscache_n_object_alloc); + fscache_stat_unchecked(&fscache_n_object_alloc); - object->debug_id = atomic_inc_return(&fscache_object_debug_id); + object->debug_id = atomic_inc_return_unchecked(&fscache_object_debug_id); _debug("ALLOC OBJ%x: %s {%lx}", object->debug_id, cookie->def->name, object->events); @@ -419,7 +419,7 @@ void __fscache_invalidate(struct fscache_cookie *cookie) _enter("{%s}", cookie->def->name); - fscache_stat(&fscache_n_invalidates); + fscache_stat_unchecked(&fscache_n_invalidates); /* Only permit invalidation of data files. Invalidating an index will * require the caller to release all its attachments to the tree rooted @@ -477,10 +477,10 @@ void __fscache_update_cookie(struct fscache_cookie *cookie) { struct fscache_object *object; - fscache_stat(&fscache_n_updates); + fscache_stat_unchecked(&fscache_n_updates); if (!cookie) { - fscache_stat(&fscache_n_updates_null); + fscache_stat_unchecked(&fscache_n_updates_null); _leave(" [no cookie]"); return; } @@ -581,12 +581,12 @@ EXPORT_SYMBOL(__fscache_disable_cookie); */ void __fscache_relinquish_cookie(struct fscache_cookie *cookie, bool retire) { - fscache_stat(&fscache_n_relinquishes); + fscache_stat_unchecked(&fscache_n_relinquishes); if (retire) - fscache_stat(&fscache_n_relinquishes_retire); + fscache_stat_unchecked(&fscache_n_relinquishes_retire); if (!cookie) { - fscache_stat(&fscache_n_relinquishes_null); + fscache_stat_unchecked(&fscache_n_relinquishes_null); _leave(" [no cookie]"); return; } @@ -687,7 +687,7 @@ int __fscache_check_consistency(struct fscache_cookie *cookie) if (test_bit(FSCACHE_IOERROR, &object->cache->flags)) goto inconsistent; - op->debug_id = atomic_inc_return(&fscache_op_debug_id); + op->debug_id = atomic_inc_return_unchecked(&fscache_op_debug_id); __fscache_use_cookie(cookie); if (fscache_submit_op(object, op) < 0) diff --git a/fs/fscache/internal.h b/fs/fscache/internal.h index 97ec451..f722cee 100644 --- a/fs/fscache/internal.h +++ b/fs/fscache/internal.h @@ -136,8 +136,8 @@ extern void fscache_operation_gc(struct work_struct *); extern int fscache_wait_for_deferred_lookup(struct fscache_cookie *); extern int fscache_wait_for_operation_activation(struct fscache_object *, struct fscache_operation *, - atomic_t *, - atomic_t *); + atomic_unchecked_t *, + atomic_unchecked_t *); extern void fscache_invalidate_writes(struct fscache_cookie *); /* @@ -155,102 +155,102 @@ extern void fscache_proc_cleanup(void); * stats.c */ #ifdef CONFIG_FSCACHE_STATS -extern atomic_t fscache_n_ops_processed[FSCACHE_MAX_THREADS]; -extern atomic_t fscache_n_objs_processed[FSCACHE_MAX_THREADS]; +extern atomic_unchecked_t fscache_n_ops_processed[FSCACHE_MAX_THREADS]; +extern atomic_unchecked_t fscache_n_objs_processed[FSCACHE_MAX_THREADS]; -extern atomic_t fscache_n_op_pend; -extern atomic_t fscache_n_op_run; -extern atomic_t fscache_n_op_enqueue; -extern atomic_t fscache_n_op_deferred_release; -extern atomic_t fscache_n_op_initialised; -extern atomic_t fscache_n_op_release; -extern atomic_t fscache_n_op_gc; -extern atomic_t fscache_n_op_cancelled; -extern atomic_t fscache_n_op_rejected; +extern atomic_unchecked_t fscache_n_op_pend; +extern atomic_unchecked_t fscache_n_op_run; +extern atomic_unchecked_t fscache_n_op_enqueue; +extern atomic_unchecked_t fscache_n_op_deferred_release; +extern atomic_unchecked_t fscache_n_op_initialised; +extern atomic_unchecked_t fscache_n_op_release; +extern atomic_unchecked_t fscache_n_op_gc; +extern atomic_unchecked_t fscache_n_op_cancelled; +extern atomic_unchecked_t fscache_n_op_rejected; -extern atomic_t fscache_n_attr_changed; -extern atomic_t fscache_n_attr_changed_ok; -extern atomic_t fscache_n_attr_changed_nobufs; -extern atomic_t fscache_n_attr_changed_nomem; -extern atomic_t fscache_n_attr_changed_calls; +extern atomic_unchecked_t fscache_n_attr_changed; +extern atomic_unchecked_t fscache_n_attr_changed_ok; +extern atomic_unchecked_t fscache_n_attr_changed_nobufs; +extern atomic_unchecked_t fscache_n_attr_changed_nomem; +extern atomic_unchecked_t fscache_n_attr_changed_calls; -extern atomic_t fscache_n_allocs; -extern atomic_t fscache_n_allocs_ok; -extern atomic_t fscache_n_allocs_wait; -extern atomic_t fscache_n_allocs_nobufs; -extern atomic_t fscache_n_allocs_intr; -extern atomic_t fscache_n_allocs_object_dead; -extern atomic_t fscache_n_alloc_ops; -extern atomic_t fscache_n_alloc_op_waits; +extern atomic_unchecked_t fscache_n_allocs; +extern atomic_unchecked_t fscache_n_allocs_ok; +extern atomic_unchecked_t fscache_n_allocs_wait; +extern atomic_unchecked_t fscache_n_allocs_nobufs; +extern atomic_unchecked_t fscache_n_allocs_intr; +extern atomic_unchecked_t fscache_n_allocs_object_dead; +extern atomic_unchecked_t fscache_n_alloc_ops; +extern atomic_unchecked_t fscache_n_alloc_op_waits; -extern atomic_t fscache_n_retrievals; -extern atomic_t fscache_n_retrievals_ok; -extern atomic_t fscache_n_retrievals_wait; -extern atomic_t fscache_n_retrievals_nodata; -extern atomic_t fscache_n_retrievals_nobufs; -extern atomic_t fscache_n_retrievals_intr; -extern atomic_t fscache_n_retrievals_nomem; -extern atomic_t fscache_n_retrievals_object_dead; -extern atomic_t fscache_n_retrieval_ops; -extern atomic_t fscache_n_retrieval_op_waits; +extern atomic_unchecked_t fscache_n_retrievals; +extern atomic_unchecked_t fscache_n_retrievals_ok; +extern atomic_unchecked_t fscache_n_retrievals_wait; +extern atomic_unchecked_t fscache_n_retrievals_nodata; +extern atomic_unchecked_t fscache_n_retrievals_nobufs; +extern atomic_unchecked_t fscache_n_retrievals_intr; +extern atomic_unchecked_t fscache_n_retrievals_nomem; +extern atomic_unchecked_t fscache_n_retrievals_object_dead; +extern atomic_unchecked_t fscache_n_retrieval_ops; +extern atomic_unchecked_t fscache_n_retrieval_op_waits; -extern atomic_t fscache_n_stores; -extern atomic_t fscache_n_stores_ok; -extern atomic_t fscache_n_stores_again; -extern atomic_t fscache_n_stores_nobufs; -extern atomic_t fscache_n_stores_oom; -extern atomic_t fscache_n_store_ops; -extern atomic_t fscache_n_store_calls; -extern atomic_t fscache_n_store_pages; -extern atomic_t fscache_n_store_radix_deletes; -extern atomic_t fscache_n_store_pages_over_limit; +extern atomic_unchecked_t fscache_n_stores; +extern atomic_unchecked_t fscache_n_stores_ok; +extern atomic_unchecked_t fscache_n_stores_again; +extern atomic_unchecked_t fscache_n_stores_nobufs; +extern atomic_unchecked_t fscache_n_stores_oom; +extern atomic_unchecked_t fscache_n_store_ops; +extern atomic_unchecked_t fscache_n_store_calls; +extern atomic_unchecked_t fscache_n_store_pages; +extern atomic_unchecked_t fscache_n_store_radix_deletes; +extern atomic_unchecked_t fscache_n_store_pages_over_limit; -extern atomic_t fscache_n_store_vmscan_not_storing; -extern atomic_t fscache_n_store_vmscan_gone; -extern atomic_t fscache_n_store_vmscan_busy; -extern atomic_t fscache_n_store_vmscan_cancelled; -extern atomic_t fscache_n_store_vmscan_wait; +extern atomic_unchecked_t fscache_n_store_vmscan_not_storing; +extern atomic_unchecked_t fscache_n_store_vmscan_gone; +extern atomic_unchecked_t fscache_n_store_vmscan_busy; +extern atomic_unchecked_t fscache_n_store_vmscan_cancelled; +extern atomic_unchecked_t fscache_n_store_vmscan_wait; -extern atomic_t fscache_n_marks; -extern atomic_t fscache_n_uncaches; +extern atomic_unchecked_t fscache_n_marks; +extern atomic_unchecked_t fscache_n_uncaches; -extern atomic_t fscache_n_acquires; -extern atomic_t fscache_n_acquires_null; -extern atomic_t fscache_n_acquires_no_cache; -extern atomic_t fscache_n_acquires_ok; -extern atomic_t fscache_n_acquires_nobufs; -extern atomic_t fscache_n_acquires_oom; +extern atomic_unchecked_t fscache_n_acquires; +extern atomic_unchecked_t fscache_n_acquires_null; +extern atomic_unchecked_t fscache_n_acquires_no_cache; +extern atomic_unchecked_t fscache_n_acquires_ok; +extern atomic_unchecked_t fscache_n_acquires_nobufs; +extern atomic_unchecked_t fscache_n_acquires_oom; -extern atomic_t fscache_n_invalidates; -extern atomic_t fscache_n_invalidates_run; +extern atomic_unchecked_t fscache_n_invalidates; +extern atomic_unchecked_t fscache_n_invalidates_run; -extern atomic_t fscache_n_updates; -extern atomic_t fscache_n_updates_null; -extern atomic_t fscache_n_updates_run; +extern atomic_unchecked_t fscache_n_updates; +extern atomic_unchecked_t fscache_n_updates_null; +extern atomic_unchecked_t fscache_n_updates_run; -extern atomic_t fscache_n_relinquishes; -extern atomic_t fscache_n_relinquishes_null; -extern atomic_t fscache_n_relinquishes_waitcrt; -extern atomic_t fscache_n_relinquishes_retire; +extern atomic_unchecked_t fscache_n_relinquishes; +extern atomic_unchecked_t fscache_n_relinquishes_null; +extern atomic_unchecked_t fscache_n_relinquishes_waitcrt; +extern atomic_unchecked_t fscache_n_relinquishes_retire; -extern atomic_t fscache_n_cookie_index; -extern atomic_t fscache_n_cookie_data; -extern atomic_t fscache_n_cookie_special; +extern atomic_unchecked_t fscache_n_cookie_index; +extern atomic_unchecked_t fscache_n_cookie_data; +extern atomic_unchecked_t fscache_n_cookie_special; -extern atomic_t fscache_n_object_alloc; -extern atomic_t fscache_n_object_no_alloc; -extern atomic_t fscache_n_object_lookups; -extern atomic_t fscache_n_object_lookups_negative; -extern atomic_t fscache_n_object_lookups_positive; -extern atomic_t fscache_n_object_lookups_timed_out; -extern atomic_t fscache_n_object_created; -extern atomic_t fscache_n_object_avail; -extern atomic_t fscache_n_object_dead; +extern atomic_unchecked_t fscache_n_object_alloc; +extern atomic_unchecked_t fscache_n_object_no_alloc; +extern atomic_unchecked_t fscache_n_object_lookups; +extern atomic_unchecked_t fscache_n_object_lookups_negative; +extern atomic_unchecked_t fscache_n_object_lookups_positive; +extern atomic_unchecked_t fscache_n_object_lookups_timed_out; +extern atomic_unchecked_t fscache_n_object_created; +extern atomic_unchecked_t fscache_n_object_avail; +extern atomic_unchecked_t fscache_n_object_dead; -extern atomic_t fscache_n_checkaux_none; -extern atomic_t fscache_n_checkaux_okay; -extern atomic_t fscache_n_checkaux_update; -extern atomic_t fscache_n_checkaux_obsolete; +extern atomic_unchecked_t fscache_n_checkaux_none; +extern atomic_unchecked_t fscache_n_checkaux_okay; +extern atomic_unchecked_t fscache_n_checkaux_update; +extern atomic_unchecked_t fscache_n_checkaux_obsolete; extern atomic_t fscache_n_cop_alloc_object; extern atomic_t fscache_n_cop_lookup_object; @@ -280,6 +280,11 @@ static inline void fscache_stat(atomic_t *stat) atomic_inc(stat); } +static inline void fscache_stat_unchecked(atomic_unchecked_t *stat) +{ + atomic_inc_unchecked(stat); +} + static inline void fscache_stat_d(atomic_t *stat) { atomic_dec(stat); @@ -292,6 +297,7 @@ extern const struct file_operations fscache_stats_fops; #define __fscache_stat(stat) (NULL) #define fscache_stat(stat) do {} while (0) +#define fscache_stat_unchecked(stat) do {} while (0) #define fscache_stat_d(stat) do {} while (0) #endif diff --git a/fs/fscache/object.c b/fs/fscache/object.c index 9e792e3..6b2affb 100644 --- a/fs/fscache/object.c +++ b/fs/fscache/object.c @@ -465,7 +465,7 @@ static const struct fscache_state *fscache_look_up_object(struct fscache_object _debug("LOOKUP \"%s\" in \"%s\"", cookie->def->name, object->cache->tag->name); - fscache_stat(&fscache_n_object_lookups); + fscache_stat_unchecked(&fscache_n_object_lookups); fscache_stat(&fscache_n_cop_lookup_object); ret = object->cache->ops->lookup_object(object); fscache_stat_d(&fscache_n_cop_lookup_object); @@ -475,7 +475,7 @@ static const struct fscache_state *fscache_look_up_object(struct fscache_object if (ret == -ETIMEDOUT) { /* probably stuck behind another object, so move this one to * the back of the queue */ - fscache_stat(&fscache_n_object_lookups_timed_out); + fscache_stat_unchecked(&fscache_n_object_lookups_timed_out); _leave(" [timeout]"); return NO_TRANSIT; } @@ -503,7 +503,7 @@ void fscache_object_lookup_negative(struct fscache_object *object) _enter("{OBJ%x,%s}", object->debug_id, object->state->name); if (!test_and_set_bit(FSCACHE_OBJECT_IS_LOOKED_UP, &object->flags)) { - fscache_stat(&fscache_n_object_lookups_negative); + fscache_stat_unchecked(&fscache_n_object_lookups_negative); /* Allow write requests to begin stacking up and read requests to begin * returning ENODATA. @@ -538,7 +538,7 @@ void fscache_obtained_object(struct fscache_object *object) /* if we were still looking up, then we must have a positive lookup * result, in which case there may be data available */ if (!test_and_set_bit(FSCACHE_OBJECT_IS_LOOKED_UP, &object->flags)) { - fscache_stat(&fscache_n_object_lookups_positive); + fscache_stat_unchecked(&fscache_n_object_lookups_positive); /* We do (presumably) have data */ clear_bit_unlock(FSCACHE_COOKIE_NO_DATA_YET, &cookie->flags); @@ -550,7 +550,7 @@ void fscache_obtained_object(struct fscache_object *object) clear_bit_unlock(FSCACHE_COOKIE_LOOKING_UP, &cookie->flags); wake_up_bit(&cookie->flags, FSCACHE_COOKIE_LOOKING_UP); } else { - fscache_stat(&fscache_n_object_created); + fscache_stat_unchecked(&fscache_n_object_created); } set_bit(FSCACHE_OBJECT_IS_AVAILABLE, &object->flags); @@ -586,7 +586,7 @@ static const struct fscache_state *fscache_object_available(struct fscache_objec fscache_stat_d(&fscache_n_cop_lookup_complete); fscache_hist(fscache_obj_instantiate_histogram, object->lookup_jif); - fscache_stat(&fscache_n_object_avail); + fscache_stat_unchecked(&fscache_n_object_avail); _leave(""); return transit_to(JUMPSTART_DEPS); @@ -735,7 +735,7 @@ static const struct fscache_state *fscache_drop_object(struct fscache_object *ob /* this just shifts the object release to the work processor */ fscache_put_object(object); - fscache_stat(&fscache_n_object_dead); + fscache_stat_unchecked(&fscache_n_object_dead); _leave(""); return transit_to(OBJECT_DEAD); @@ -900,7 +900,7 @@ enum fscache_checkaux fscache_check_aux(struct fscache_object *object, enum fscache_checkaux result; if (!object->cookie->def->check_aux) { - fscache_stat(&fscache_n_checkaux_none); + fscache_stat_unchecked(&fscache_n_checkaux_none); return FSCACHE_CHECKAUX_OKAY; } @@ -909,17 +909,17 @@ enum fscache_checkaux fscache_check_aux(struct fscache_object *object, switch (result) { /* entry okay as is */ case FSCACHE_CHECKAUX_OKAY: - fscache_stat(&fscache_n_checkaux_okay); + fscache_stat_unchecked(&fscache_n_checkaux_okay); break; /* entry requires update */ case FSCACHE_CHECKAUX_NEEDS_UPDATE: - fscache_stat(&fscache_n_checkaux_update); + fscache_stat_unchecked(&fscache_n_checkaux_update); break; /* entry requires deletion */ case FSCACHE_CHECKAUX_OBSOLETE: - fscache_stat(&fscache_n_checkaux_obsolete); + fscache_stat_unchecked(&fscache_n_checkaux_obsolete); break; default: @@ -1007,7 +1007,7 @@ static const struct fscache_state *fscache_invalidate_object(struct fscache_obje { const struct fscache_state *s; - fscache_stat(&fscache_n_invalidates_run); + fscache_stat_unchecked(&fscache_n_invalidates_run); fscache_stat(&fscache_n_cop_invalidate_object); s = _fscache_invalidate_object(object, event); fscache_stat_d(&fscache_n_cop_invalidate_object); @@ -1022,7 +1022,7 @@ static const struct fscache_state *fscache_update_object(struct fscache_object * { _enter("{OBJ%x},%d", object->debug_id, event); - fscache_stat(&fscache_n_updates_run); + fscache_stat_unchecked(&fscache_n_updates_run); fscache_stat(&fscache_n_cop_update_object); object->cache->ops->update_object(object); fscache_stat_d(&fscache_n_cop_update_object); diff --git a/fs/fscache/operation.c b/fs/fscache/operation.c index de67745..6a3a9b6 100644 --- a/fs/fscache/operation.c +++ b/fs/fscache/operation.c @@ -17,7 +17,7 @@ #include <linux/slab.h> #include "internal.h" -atomic_t fscache_op_debug_id; +atomic_unchecked_t fscache_op_debug_id; EXPORT_SYMBOL(fscache_op_debug_id); static void fscache_operation_dummy_cancel(struct fscache_operation *op) @@ -40,12 +40,12 @@ void fscache_operation_init(struct fscache_operation *op, INIT_WORK(&op->work, fscache_op_work_func); atomic_set(&op->usage, 1); op->state = FSCACHE_OP_ST_INITIALISED; - op->debug_id = atomic_inc_return(&fscache_op_debug_id); + op->debug_id = atomic_inc_return_unchecked(&fscache_op_debug_id); op->processor = processor; op->cancel = cancel ?: fscache_operation_dummy_cancel; op->release = release; INIT_LIST_HEAD(&op->pend_link); - fscache_stat(&fscache_n_op_initialised); + fscache_stat_unchecked(&fscache_n_op_initialised); } EXPORT_SYMBOL(fscache_operation_init); @@ -68,7 +68,7 @@ void fscache_enqueue_operation(struct fscache_operation *op) ASSERTCMP(atomic_read(&op->usage), >, 0); ASSERTCMP(op->state, ==, FSCACHE_OP_ST_IN_PROGRESS); - fscache_stat(&fscache_n_op_enqueue); + fscache_stat_unchecked(&fscache_n_op_enqueue); switch (op->flags & FSCACHE_OP_TYPE) { case FSCACHE_OP_ASYNC: _debug("queue async"); @@ -101,7 +101,7 @@ static void fscache_run_op(struct fscache_object *object, wake_up_bit(&op->flags, FSCACHE_OP_WAITING); if (op->processor) fscache_enqueue_operation(op); - fscache_stat(&fscache_n_op_run); + fscache_stat_unchecked(&fscache_n_op_run); } /* @@ -169,7 +169,7 @@ int fscache_submit_exclusive_op(struct fscache_object *object, op->state = FSCACHE_OP_ST_PENDING; flags = READ_ONCE(object->flags); if (unlikely(!(flags & BIT(FSCACHE_OBJECT_IS_LIVE)))) { - fscache_stat(&fscache_n_op_rejected); + fscache_stat_unchecked(&fscache_n_op_rejected); op->cancel(op); op->state = FSCACHE_OP_ST_CANCELLED; ret = -ENOBUFS; @@ -185,11 +185,11 @@ int fscache_submit_exclusive_op(struct fscache_object *object, if (object->n_in_progress > 0) { atomic_inc(&op->usage); list_add_tail(&op->pend_link, &object->pending_ops); - fscache_stat(&fscache_n_op_pend); + fscache_stat_unchecked(&fscache_n_op_pend); } else if (!list_empty(&object->pending_ops)) { atomic_inc(&op->usage); list_add_tail(&op->pend_link, &object->pending_ops); - fscache_stat(&fscache_n_op_pend); + fscache_stat_unchecked(&fscache_n_op_pend); fscache_start_operations(object); } else { ASSERTCMP(object->n_in_progress, ==, 0); @@ -205,7 +205,7 @@ int fscache_submit_exclusive_op(struct fscache_object *object, object->n_exclusive++; /* reads and writes must wait */ atomic_inc(&op->usage); list_add_tail(&op->pend_link, &object->pending_ops); - fscache_stat(&fscache_n_op_pend); + fscache_stat_unchecked(&fscache_n_op_pend); ret = 0; } else if (flags & BIT(FSCACHE_OBJECT_KILLED_BY_CACHE)) { op->cancel(op); @@ -254,7 +254,7 @@ int fscache_submit_op(struct fscache_object *object, op->state = FSCACHE_OP_ST_PENDING; flags = READ_ONCE(object->flags); if (unlikely(!(flags & BIT(FSCACHE_OBJECT_IS_LIVE)))) { - fscache_stat(&fscache_n_op_rejected); + fscache_stat_unchecked(&fscache_n_op_rejected); op->cancel(op); op->state = FSCACHE_OP_ST_CANCELLED; ret = -ENOBUFS; @@ -269,11 +269,11 @@ int fscache_submit_op(struct fscache_object *object, if (object->n_exclusive > 0) { atomic_inc(&op->usage); list_add_tail(&op->pend_link, &object->pending_ops); - fscache_stat(&fscache_n_op_pend); + fscache_stat_unchecked(&fscache_n_op_pend); } else if (!list_empty(&object->pending_ops)) { atomic_inc(&op->usage); list_add_tail(&op->pend_link, &object->pending_ops); - fscache_stat(&fscache_n_op_pend); + fscache_stat_unchecked(&fscache_n_op_pend); fscache_start_operations(object); } else { ASSERTCMP(object->n_exclusive, ==, 0); @@ -285,7 +285,7 @@ int fscache_submit_op(struct fscache_object *object, object->n_ops++; atomic_inc(&op->usage); list_add_tail(&op->pend_link, &object->pending_ops); - fscache_stat(&fscache_n_op_pend); + fscache_stat_unchecked(&fscache_n_op_pend); ret = 0; } else if (flags & BIT(FSCACHE_OBJECT_KILLED_BY_CACHE)) { op->cancel(op); @@ -369,7 +369,7 @@ int fscache_cancel_op(struct fscache_operation *op, list_del_init(&op->pend_link); put = true; - fscache_stat(&fscache_n_op_cancelled); + fscache_stat_unchecked(&fscache_n_op_cancelled); op->cancel(op); op->state = FSCACHE_OP_ST_CANCELLED; if (test_bit(FSCACHE_OP_EXCLUSIVE, &op->flags)) @@ -385,7 +385,7 @@ int fscache_cancel_op(struct fscache_operation *op, if (object->n_in_progress == 0) fscache_start_operations(object); - fscache_stat(&fscache_n_op_cancelled); + fscache_stat_unchecked(&fscache_n_op_cancelled); op->cancel(op); op->state = FSCACHE_OP_ST_CANCELLED; if (test_bit(FSCACHE_OP_EXCLUSIVE, &op->flags)) @@ -416,7 +416,7 @@ void fscache_cancel_all_ops(struct fscache_object *object) while (!list_empty(&object->pending_ops)) { op = list_entry(object->pending_ops.next, struct fscache_operation, pend_link); - fscache_stat(&fscache_n_op_cancelled); + fscache_stat_unchecked(&fscache_n_op_cancelled); list_del_init(&op->pend_link); ASSERTCMP(op->state, ==, FSCACHE_OP_ST_PENDING); @@ -493,7 +493,7 @@ void fscache_put_operation(struct fscache_operation *op) op->state != FSCACHE_OP_ST_COMPLETE, op->state, ==, FSCACHE_OP_ST_CANCELLED); - fscache_stat(&fscache_n_op_release); + fscache_stat_unchecked(&fscache_n_op_release); if (op->release) { op->release(op); @@ -513,7 +513,7 @@ void fscache_put_operation(struct fscache_operation *op) * lock, and defer it otherwise */ if (!spin_trylock(&object->lock)) { _debug("defer put"); - fscache_stat(&fscache_n_op_deferred_release); + fscache_stat_unchecked(&fscache_n_op_deferred_release); cache = object->cache; spin_lock(&cache->op_gc_list_lock); @@ -567,7 +567,7 @@ void fscache_operation_gc(struct work_struct *work) _debug("GC DEFERRED REL OBJ%x OP%x", object->debug_id, op->debug_id); - fscache_stat(&fscache_n_op_gc); + fscache_stat_unchecked(&fscache_n_op_gc); ASSERTCMP(atomic_read(&op->usage), ==, 0); ASSERTCMP(op->state, ==, FSCACHE_OP_ST_DEAD); diff --git a/fs/fscache/page.c b/fs/fscache/page.c index 483bbc6..ba36737 100644 --- a/fs/fscache/page.c +++ b/fs/fscache/page.c @@ -74,7 +74,7 @@ try_again: val = radix_tree_lookup(&cookie->stores, page->index); if (!val) { rcu_read_unlock(); - fscache_stat(&fscache_n_store_vmscan_not_storing); + fscache_stat_unchecked(&fscache_n_store_vmscan_not_storing); __fscache_uncache_page(cookie, page); return true; } @@ -104,11 +104,11 @@ try_again: spin_unlock(&cookie->stores_lock); if (xpage) { - fscache_stat(&fscache_n_store_vmscan_cancelled); - fscache_stat(&fscache_n_store_radix_deletes); + fscache_stat_unchecked(&fscache_n_store_vmscan_cancelled); + fscache_stat_unchecked(&fscache_n_store_radix_deletes); ASSERTCMP(xpage, ==, page); } else { - fscache_stat(&fscache_n_store_vmscan_gone); + fscache_stat_unchecked(&fscache_n_store_vmscan_gone); } wake_up_bit(&cookie->flags, 0); @@ -123,11 +123,11 @@ page_busy: * sleeping on memory allocation, so we may need to impose a timeout * too. */ if (!(gfp & __GFP_WAIT) || !(gfp & __GFP_FS)) { - fscache_stat(&fscache_n_store_vmscan_busy); + fscache_stat_unchecked(&fscache_n_store_vmscan_busy); return false; } - fscache_stat(&fscache_n_store_vmscan_wait); + fscache_stat_unchecked(&fscache_n_store_vmscan_wait); if (!release_page_wait_timeout(cookie, page)) _debug("fscache writeout timeout page: %p{%lx}", page, page->index); @@ -156,7 +156,7 @@ static void fscache_end_page_write(struct fscache_object *object, FSCACHE_COOKIE_STORING_TAG); if (!radix_tree_tag_get(&cookie->stores, page->index, FSCACHE_COOKIE_PENDING_TAG)) { - fscache_stat(&fscache_n_store_radix_deletes); + fscache_stat_unchecked(&fscache_n_store_radix_deletes); xpage = radix_tree_delete(&cookie->stores, page->index); } spin_unlock(&cookie->stores_lock); @@ -177,7 +177,7 @@ static void fscache_attr_changed_op(struct fscache_operation *op) _enter("{OBJ%x OP%x}", object->debug_id, op->debug_id); - fscache_stat(&fscache_n_attr_changed_calls); + fscache_stat_unchecked(&fscache_n_attr_changed_calls); if (fscache_object_is_active(object)) { fscache_stat(&fscache_n_cop_attr_changed); @@ -204,11 +204,11 @@ int __fscache_attr_changed(struct fscache_cookie *cookie) ASSERTCMP(cookie->def->type, !=, FSCACHE_COOKIE_TYPE_INDEX); - fscache_stat(&fscache_n_attr_changed); + fscache_stat_unchecked(&fscache_n_attr_changed); op = kzalloc(sizeof(*op), GFP_KERNEL); if (!op) { - fscache_stat(&fscache_n_attr_changed_nomem); + fscache_stat_unchecked(&fscache_n_attr_changed_nomem); _leave(" = -ENOMEM"); return -ENOMEM; } @@ -230,7 +230,7 @@ int __fscache_attr_changed(struct fscache_cookie *cookie) if (fscache_submit_exclusive_op(object, op) < 0) goto nobufs_dec; spin_unlock(&cookie->lock); - fscache_stat(&fscache_n_attr_changed_ok); + fscache_stat_unchecked(&fscache_n_attr_changed_ok); fscache_put_operation(op); _leave(" = 0"); return 0; @@ -242,7 +242,7 @@ nobufs: fscache_put_operation(op); if (wake_cookie) __fscache_wake_unused_cookie(cookie); - fscache_stat(&fscache_n_attr_changed_nobufs); + fscache_stat_unchecked(&fscache_n_attr_changed_nobufs); _leave(" = %d", -ENOBUFS); return -ENOBUFS; } @@ -293,7 +293,7 @@ static struct fscache_retrieval *fscache_alloc_retrieval( /* allocate a retrieval operation and attempt to submit it */ op = kzalloc(sizeof(*op), GFP_NOIO); if (!op) { - fscache_stat(&fscache_n_retrievals_nomem); + fscache_stat_unchecked(&fscache_n_retrievals_nomem); return NULL; } @@ -332,12 +332,12 @@ int fscache_wait_for_deferred_lookup(struct fscache_cookie *cookie) return 0; } - fscache_stat(&fscache_n_retrievals_wait); + fscache_stat_unchecked(&fscache_n_retrievals_wait); jif = jiffies; if (wait_on_bit(&cookie->flags, FSCACHE_COOKIE_LOOKING_UP, TASK_INTERRUPTIBLE) != 0) { - fscache_stat(&fscache_n_retrievals_intr); + fscache_stat_unchecked(&fscache_n_retrievals_intr); _leave(" = -ERESTARTSYS"); return -ERESTARTSYS; } @@ -355,8 +355,8 @@ int fscache_wait_for_deferred_lookup(struct fscache_cookie *cookie) */ int fscache_wait_for_operation_activation(struct fscache_object *object, struct fscache_operation *op, - atomic_t *stat_op_waits, - atomic_t *stat_object_dead) + atomic_unchecked_t *stat_op_waits, + atomic_unchecked_t *stat_object_dead) { int ret; @@ -365,7 +365,7 @@ int fscache_wait_for_operation_activation(struct fscache_object *object, _debug(">>> WT"); if (stat_op_waits) - fscache_stat(stat_op_waits); + fscache_stat_unchecked(stat_op_waits); if (wait_on_bit(&op->flags, FSCACHE_OP_WAITING, TASK_INTERRUPTIBLE) != 0) { ret = fscache_cancel_op(op, false); @@ -382,7 +382,7 @@ int fscache_wait_for_operation_activation(struct fscache_object *object, check_if_dead: if (op->state == FSCACHE_OP_ST_CANCELLED) { if (stat_object_dead) - fscache_stat(stat_object_dead); + fscache_stat_unchecked(stat_object_dead); _leave(" = -ENOBUFS [cancelled]"); return -ENOBUFS; } @@ -391,7 +391,7 @@ check_if_dead: enum fscache_operation_state state = op->state; fscache_cancel_op(op, true); if (stat_object_dead) - fscache_stat(stat_object_dead); + fscache_stat_unchecked(stat_object_dead); _leave(" = -ENOBUFS [obj dead %d]", state); return -ENOBUFS; } @@ -420,7 +420,7 @@ int __fscache_read_or_alloc_page(struct fscache_cookie *cookie, _enter("%p,%p,,,", cookie, page); - fscache_stat(&fscache_n_retrievals); + fscache_stat_unchecked(&fscache_n_retrievals); if (hlist_empty(&cookie->backing_objects)) goto nobufs; @@ -462,7 +462,7 @@ int __fscache_read_or_alloc_page(struct fscache_cookie *cookie, goto nobufs_unlock_dec; spin_unlock(&cookie->lock); - fscache_stat(&fscache_n_retrieval_ops); + fscache_stat_unchecked(&fscache_n_retrieval_ops); /* we wait for the operation to become active, and then process it * *here*, in this thread, and not in the thread pool */ @@ -488,15 +488,15 @@ int __fscache_read_or_alloc_page(struct fscache_cookie *cookie, error: if (ret == -ENOMEM) - fscache_stat(&fscache_n_retrievals_nomem); + fscache_stat_unchecked(&fscache_n_retrievals_nomem); else if (ret == -ERESTARTSYS) - fscache_stat(&fscache_n_retrievals_intr); + fscache_stat_unchecked(&fscache_n_retrievals_intr); else if (ret == -ENODATA) - fscache_stat(&fscache_n_retrievals_nodata); + fscache_stat_unchecked(&fscache_n_retrievals_nodata); else if (ret < 0) - fscache_stat(&fscache_n_retrievals_nobufs); + fscache_stat_unchecked(&fscache_n_retrievals_nobufs); else - fscache_stat(&fscache_n_retrievals_ok); + fscache_stat_unchecked(&fscache_n_retrievals_ok); fscache_put_retrieval(op); _leave(" = %d", ret); @@ -511,7 +511,7 @@ nobufs_unlock: __fscache_wake_unused_cookie(cookie); fscache_put_retrieval(op); nobufs: - fscache_stat(&fscache_n_retrievals_nobufs); + fscache_stat_unchecked(&fscache_n_retrievals_nobufs); _leave(" = -ENOBUFS"); return -ENOBUFS; } @@ -550,7 +550,7 @@ int __fscache_read_or_alloc_pages(struct fscache_cookie *cookie, _enter("%p,,%d,,,", cookie, *nr_pages); - fscache_stat(&fscache_n_retrievals); + fscache_stat_unchecked(&fscache_n_retrievals); if (hlist_empty(&cookie->backing_objects)) goto nobufs; @@ -588,7 +588,7 @@ int __fscache_read_or_alloc_pages(struct fscache_cookie *cookie, goto nobufs_unlock_dec; spin_unlock(&cookie->lock); - fscache_stat(&fscache_n_retrieval_ops); + fscache_stat_unchecked(&fscache_n_retrieval_ops); /* we wait for the operation to become active, and then process it * *here*, in this thread, and not in the thread pool */ @@ -614,15 +614,15 @@ int __fscache_read_or_alloc_pages(struct fscache_cookie *cookie, error: if (ret == -ENOMEM) - fscache_stat(&fscache_n_retrievals_nomem); + fscache_stat_unchecked(&fscache_n_retrievals_nomem); else if (ret == -ERESTARTSYS) - fscache_stat(&fscache_n_retrievals_intr); + fscache_stat_unchecked(&fscache_n_retrievals_intr); else if (ret == -ENODATA) - fscache_stat(&fscache_n_retrievals_nodata); + fscache_stat_unchecked(&fscache_n_retrievals_nodata); else if (ret < 0) - fscache_stat(&fscache_n_retrievals_nobufs); + fscache_stat_unchecked(&fscache_n_retrievals_nobufs); else - fscache_stat(&fscache_n_retrievals_ok); + fscache_stat_unchecked(&fscache_n_retrievals_ok); fscache_put_retrieval(op); _leave(" = %d", ret); @@ -637,7 +637,7 @@ nobufs_unlock: if (wake_cookie) __fscache_wake_unused_cookie(cookie); nobufs: - fscache_stat(&fscache_n_retrievals_nobufs); + fscache_stat_unchecked(&fscache_n_retrievals_nobufs); _leave(" = -ENOBUFS"); return -ENOBUFS; } @@ -662,7 +662,7 @@ int __fscache_alloc_page(struct fscache_cookie *cookie, _enter("%p,%p,,,", cookie, page); - fscache_stat(&fscache_n_allocs); + fscache_stat_unchecked(&fscache_n_allocs); if (hlist_empty(&cookie->backing_objects)) goto nobufs; @@ -696,7 +696,7 @@ int __fscache_alloc_page(struct fscache_cookie *cookie, goto nobufs_unlock_dec; spin_unlock(&cookie->lock); - fscache_stat(&fscache_n_alloc_ops); + fscache_stat_unchecked(&fscache_n_alloc_ops); ret = fscache_wait_for_operation_activation( object, &op->op, @@ -712,11 +712,11 @@ int __fscache_alloc_page(struct fscache_cookie *cookie, error: if (ret == -ERESTARTSYS) - fscache_stat(&fscache_n_allocs_intr); + fscache_stat_unchecked(&fscache_n_allocs_intr); else if (ret < 0) - fscache_stat(&fscache_n_allocs_nobufs); + fscache_stat_unchecked(&fscache_n_allocs_nobufs); else - fscache_stat(&fscache_n_allocs_ok); + fscache_stat_unchecked(&fscache_n_allocs_ok); fscache_put_retrieval(op); _leave(" = %d", ret); @@ -730,7 +730,7 @@ nobufs_unlock: if (wake_cookie) __fscache_wake_unused_cookie(cookie); nobufs: - fscache_stat(&fscache_n_allocs_nobufs); + fscache_stat_unchecked(&fscache_n_allocs_nobufs); _leave(" = -ENOBUFS"); return -ENOBUFS; } @@ -806,7 +806,7 @@ static void fscache_write_op(struct fscache_operation *_op) spin_lock(&cookie->stores_lock); - fscache_stat(&fscache_n_store_calls); + fscache_stat_unchecked(&fscache_n_store_calls); /* find a page to store */ page = NULL; @@ -817,7 +817,7 @@ static void fscache_write_op(struct fscache_operation *_op) page = results[0]; _debug("gang %d [%lx]", n, page->index); if (page->index > op->store_limit) { - fscache_stat(&fscache_n_store_pages_over_limit); + fscache_stat_unchecked(&fscache_n_store_pages_over_limit); goto superseded; } @@ -829,7 +829,7 @@ static void fscache_write_op(struct fscache_operation *_op) spin_unlock(&cookie->stores_lock); spin_unlock(&object->lock); - fscache_stat(&fscache_n_store_pages); + fscache_stat_unchecked(&fscache_n_store_pages); fscache_stat(&fscache_n_cop_write_page); ret = object->cache->ops->write_page(op, page); fscache_stat_d(&fscache_n_cop_write_page); @@ -933,7 +933,7 @@ int __fscache_write_page(struct fscache_cookie *cookie, ASSERTCMP(cookie->def->type, !=, FSCACHE_COOKIE_TYPE_INDEX); ASSERT(PageFsCache(page)); - fscache_stat(&fscache_n_stores); + fscache_stat_unchecked(&fscache_n_stores); if (test_bit(FSCACHE_COOKIE_INVALIDATING, &cookie->flags)) { _leave(" = -ENOBUFS [invalidating]"); @@ -992,7 +992,7 @@ int __fscache_write_page(struct fscache_cookie *cookie, spin_unlock(&cookie->stores_lock); spin_unlock(&object->lock); - op->op.debug_id = atomic_inc_return(&fscache_op_debug_id); + op->op.debug_id = atomic_inc_return_unchecked(&fscache_op_debug_id); op->store_limit = object->store_limit; __fscache_use_cookie(cookie); @@ -1001,8 +1001,8 @@ int __fscache_write_page(struct fscache_cookie *cookie, spin_unlock(&cookie->lock); radix_tree_preload_end(); - fscache_stat(&fscache_n_store_ops); - fscache_stat(&fscache_n_stores_ok); + fscache_stat_unchecked(&fscache_n_store_ops); + fscache_stat_unchecked(&fscache_n_stores_ok); /* the work queue now carries its own ref on the object */ fscache_put_operation(&op->op); @@ -1010,14 +1010,14 @@ int __fscache_write_page(struct fscache_cookie *cookie, return 0; already_queued: - fscache_stat(&fscache_n_stores_again); + fscache_stat_unchecked(&fscache_n_stores_again); already_pending: spin_unlock(&cookie->stores_lock); spin_unlock(&object->lock); spin_unlock(&cookie->lock); radix_tree_preload_end(); fscache_put_operation(&op->op); - fscache_stat(&fscache_n_stores_ok); + fscache_stat_unchecked(&fscache_n_stores_ok); _leave(" = 0"); return 0; @@ -1039,14 +1039,14 @@ nobufs: fscache_put_operation(&op->op); if (wake_cookie) __fscache_wake_unused_cookie(cookie); - fscache_stat(&fscache_n_stores_nobufs); + fscache_stat_unchecked(&fscache_n_stores_nobufs); _leave(" = -ENOBUFS"); return -ENOBUFS; nomem_free: fscache_put_operation(&op->op); nomem: - fscache_stat(&fscache_n_stores_oom); + fscache_stat_unchecked(&fscache_n_stores_oom); _leave(" = -ENOMEM"); return -ENOMEM; } @@ -1064,7 +1064,7 @@ void __fscache_uncache_page(struct fscache_cookie *cookie, struct page *page) ASSERTCMP(cookie->def->type, !=, FSCACHE_COOKIE_TYPE_INDEX); ASSERTCMP(page, !=, NULL); - fscache_stat(&fscache_n_uncaches); + fscache_stat_unchecked(&fscache_n_uncaches); /* cache withdrawal may beat us to it */ if (!PageFsCache(page)) @@ -1115,7 +1115,7 @@ void fscache_mark_page_cached(struct fscache_retrieval *op, struct page *page) struct fscache_cookie *cookie = op->op.object->cookie; #ifdef CONFIG_FSCACHE_STATS - atomic_inc(&fscache_n_marks); + atomic_inc_unchecked(&fscache_n_marks); #endif _debug("- mark %p{%lx}", page, page->index); diff --git a/fs/fscache/stats.c b/fs/fscache/stats.c index 7cfa0aa..d5ef97b7 100644 --- a/fs/fscache/stats.c +++ b/fs/fscache/stats.c @@ -18,100 +18,100 @@ /* * operation counters */ -atomic_t fscache_n_op_pend; -atomic_t fscache_n_op_run; -atomic_t fscache_n_op_enqueue; -atomic_t fscache_n_op_requeue; -atomic_t fscache_n_op_deferred_release; -atomic_t fscache_n_op_initialised; -atomic_t fscache_n_op_release; -atomic_t fscache_n_op_gc; -atomic_t fscache_n_op_cancelled; -atomic_t fscache_n_op_rejected; +atomic_unchecked_t fscache_n_op_pend; +atomic_unchecked_t fscache_n_op_run; +atomic_unchecked_t fscache_n_op_enqueue; +atomic_unchecked_t fscache_n_op_requeue; +atomic_unchecked_t fscache_n_op_deferred_release; +atomic_unchecked_t fscache_n_op_initialised; +atomic_unchecked_t fscache_n_op_release; +atomic_unchecked_t fscache_n_op_gc; +atomic_unchecked_t fscache_n_op_cancelled; +atomic_unchecked_t fscache_n_op_rejected; -atomic_t fscache_n_attr_changed; -atomic_t fscache_n_attr_changed_ok; -atomic_t fscache_n_attr_changed_nobufs; -atomic_t fscache_n_attr_changed_nomem; -atomic_t fscache_n_attr_changed_calls; +atomic_unchecked_t fscache_n_attr_changed; +atomic_unchecked_t fscache_n_attr_changed_ok; +atomic_unchecked_t fscache_n_attr_changed_nobufs; +atomic_unchecked_t fscache_n_attr_changed_nomem; +atomic_unchecked_t fscache_n_attr_changed_calls; -atomic_t fscache_n_allocs; -atomic_t fscache_n_allocs_ok; -atomic_t fscache_n_allocs_wait; -atomic_t fscache_n_allocs_nobufs; -atomic_t fscache_n_allocs_intr; -atomic_t fscache_n_allocs_object_dead; -atomic_t fscache_n_alloc_ops; -atomic_t fscache_n_alloc_op_waits; +atomic_unchecked_t fscache_n_allocs; +atomic_unchecked_t fscache_n_allocs_ok; +atomic_unchecked_t fscache_n_allocs_wait; +atomic_unchecked_t fscache_n_allocs_nobufs; +atomic_unchecked_t fscache_n_allocs_intr; +atomic_unchecked_t fscache_n_allocs_object_dead; +atomic_unchecked_t fscache_n_alloc_ops; +atomic_unchecked_t fscache_n_alloc_op_waits; -atomic_t fscache_n_retrievals; -atomic_t fscache_n_retrievals_ok; -atomic_t fscache_n_retrievals_wait; -atomic_t fscache_n_retrievals_nodata; -atomic_t fscache_n_retrievals_nobufs; -atomic_t fscache_n_retrievals_intr; -atomic_t fscache_n_retrievals_nomem; -atomic_t fscache_n_retrievals_object_dead; -atomic_t fscache_n_retrieval_ops; -atomic_t fscache_n_retrieval_op_waits; +atomic_unchecked_t fscache_n_retrievals; +atomic_unchecked_t fscache_n_retrievals_ok; +atomic_unchecked_t fscache_n_retrievals_wait; +atomic_unchecked_t fscache_n_retrievals_nodata; +atomic_unchecked_t fscache_n_retrievals_nobufs; +atomic_unchecked_t fscache_n_retrievals_intr; +atomic_unchecked_t fscache_n_retrievals_nomem; +atomic_unchecked_t fscache_n_retrievals_object_dead; +atomic_unchecked_t fscache_n_retrieval_ops; +atomic_unchecked_t fscache_n_retrieval_op_waits; -atomic_t fscache_n_stores; -atomic_t fscache_n_stores_ok; -atomic_t fscache_n_stores_again; -atomic_t fscache_n_stores_nobufs; -atomic_t fscache_n_stores_oom; -atomic_t fscache_n_store_ops; -atomic_t fscache_n_store_calls; -atomic_t fscache_n_store_pages; -atomic_t fscache_n_store_radix_deletes; -atomic_t fscache_n_store_pages_over_limit; +atomic_unchecked_t fscache_n_stores; +atomic_unchecked_t fscache_n_stores_ok; +atomic_unchecked_t fscache_n_stores_again; +atomic_unchecked_t fscache_n_stores_nobufs; +atomic_unchecked_t fscache_n_stores_oom; +atomic_unchecked_t fscache_n_store_ops; +atomic_unchecked_t fscache_n_store_calls; +atomic_unchecked_t fscache_n_store_pages; +atomic_unchecked_t fscache_n_store_radix_deletes; +atomic_unchecked_t fscache_n_store_pages_over_limit; -atomic_t fscache_n_store_vmscan_not_storing; -atomic_t fscache_n_store_vmscan_gone; -atomic_t fscache_n_store_vmscan_busy; -atomic_t fscache_n_store_vmscan_cancelled; -atomic_t fscache_n_store_vmscan_wait; +atomic_unchecked_t fscache_n_store_vmscan_not_storing; +atomic_unchecked_t fscache_n_store_vmscan_gone; +atomic_unchecked_t fscache_n_store_vmscan_busy; +atomic_unchecked_t fscache_n_store_vmscan_cancelled; +atomic_unchecked_t fscache_n_store_vmscan_wait; -atomic_t fscache_n_marks; -atomic_t fscache_n_uncaches; +atomic_unchecked_t fscache_n_marks; +atomic_unchecked_t fscache_n_uncaches; -atomic_t fscache_n_acquires; -atomic_t fscache_n_acquires_null; -atomic_t fscache_n_acquires_no_cache; -atomic_t fscache_n_acquires_ok; -atomic_t fscache_n_acquires_nobufs; -atomic_t fscache_n_acquires_oom; +atomic_unchecked_t fscache_n_acquires; +atomic_unchecked_t fscache_n_acquires_null; +atomic_unchecked_t fscache_n_acquires_no_cache; +atomic_unchecked_t fscache_n_acquires_ok; +atomic_unchecked_t fscache_n_acquires_nobufs; +atomic_unchecked_t fscache_n_acquires_oom; -atomic_t fscache_n_invalidates; -atomic_t fscache_n_invalidates_run; +atomic_unchecked_t fscache_n_invalidates; +atomic_unchecked_t fscache_n_invalidates_run; -atomic_t fscache_n_updates; -atomic_t fscache_n_updates_null; -atomic_t fscache_n_updates_run; +atomic_unchecked_t fscache_n_updates; +atomic_unchecked_t fscache_n_updates_null; +atomic_unchecked_t fscache_n_updates_run; -atomic_t fscache_n_relinquishes; -atomic_t fscache_n_relinquishes_null; -atomic_t fscache_n_relinquishes_waitcrt; -atomic_t fscache_n_relinquishes_retire; +atomic_unchecked_t fscache_n_relinquishes; +atomic_unchecked_t fscache_n_relinquishes_null; +atomic_unchecked_t fscache_n_relinquishes_waitcrt; +atomic_unchecked_t fscache_n_relinquishes_retire; -atomic_t fscache_n_cookie_index; -atomic_t fscache_n_cookie_data; -atomic_t fscache_n_cookie_special; +atomic_unchecked_t fscache_n_cookie_index; +atomic_unchecked_t fscache_n_cookie_data; +atomic_unchecked_t fscache_n_cookie_special; -atomic_t fscache_n_object_alloc; -atomic_t fscache_n_object_no_alloc; -atomic_t fscache_n_object_lookups; -atomic_t fscache_n_object_lookups_negative; -atomic_t fscache_n_object_lookups_positive; -atomic_t fscache_n_object_lookups_timed_out; -atomic_t fscache_n_object_created; -atomic_t fscache_n_object_avail; -atomic_t fscache_n_object_dead; +atomic_unchecked_t fscache_n_object_alloc; +atomic_unchecked_t fscache_n_object_no_alloc; +atomic_unchecked_t fscache_n_object_lookups; +atomic_unchecked_t fscache_n_object_lookups_negative; +atomic_unchecked_t fscache_n_object_lookups_positive; +atomic_unchecked_t fscache_n_object_lookups_timed_out; +atomic_unchecked_t fscache_n_object_created; +atomic_unchecked_t fscache_n_object_avail; +atomic_unchecked_t fscache_n_object_dead; -atomic_t fscache_n_checkaux_none; -atomic_t fscache_n_checkaux_okay; -atomic_t fscache_n_checkaux_update; -atomic_t fscache_n_checkaux_obsolete; +atomic_unchecked_t fscache_n_checkaux_none; +atomic_unchecked_t fscache_n_checkaux_okay; +atomic_unchecked_t fscache_n_checkaux_update; +atomic_unchecked_t fscache_n_checkaux_obsolete; atomic_t fscache_n_cop_alloc_object; atomic_t fscache_n_cop_lookup_object; @@ -144,119 +144,119 @@ static int fscache_stats_show(struct seq_file *m, void *v) seq_puts(m, "FS-Cache statistics\n"); seq_printf(m, "Cookies: idx=%u dat=%u spc=%u\n", - atomic_read(&fscache_n_cookie_index), - atomic_read(&fscache_n_cookie_data), - atomic_read(&fscache_n_cookie_special)); + atomic_read_unchecked(&fscache_n_cookie_index), + atomic_read_unchecked(&fscache_n_cookie_data), + atomic_read_unchecked(&fscache_n_cookie_special)); seq_printf(m, "Objects: alc=%u nal=%u avl=%u ded=%u\n", - atomic_read(&fscache_n_object_alloc), - atomic_read(&fscache_n_object_no_alloc), - atomic_read(&fscache_n_object_avail), - atomic_read(&fscache_n_object_dead)); + atomic_read_unchecked(&fscache_n_object_alloc), + atomic_read_unchecked(&fscache_n_object_no_alloc), + atomic_read_unchecked(&fscache_n_object_avail), + atomic_read_unchecked(&fscache_n_object_dead)); seq_printf(m, "ChkAux : non=%u ok=%u upd=%u obs=%u\n", - atomic_read(&fscache_n_checkaux_none), - atomic_read(&fscache_n_checkaux_okay), - atomic_read(&fscache_n_checkaux_update), - atomic_read(&fscache_n_checkaux_obsolete)); + atomic_read_unchecked(&fscache_n_checkaux_none), + atomic_read_unchecked(&fscache_n_checkaux_okay), + atomic_read_unchecked(&fscache_n_checkaux_update), + atomic_read_unchecked(&fscache_n_checkaux_obsolete)); seq_printf(m, "Pages : mrk=%u unc=%u\n", - atomic_read(&fscache_n_marks), - atomic_read(&fscache_n_uncaches)); + atomic_read_unchecked(&fscache_n_marks), + atomic_read_unchecked(&fscache_n_uncaches)); seq_printf(m, "Acquire: n=%u nul=%u noc=%u ok=%u nbf=%u" " oom=%u\n", - atomic_read(&fscache_n_acquires), - atomic_read(&fscache_n_acquires_null), - atomic_read(&fscache_n_acquires_no_cache), - atomic_read(&fscache_n_acquires_ok), - atomic_read(&fscache_n_acquires_nobufs), - atomic_read(&fscache_n_acquires_oom)); + atomic_read_unchecked(&fscache_n_acquires), + atomic_read_unchecked(&fscache_n_acquires_null), + atomic_read_unchecked(&fscache_n_acquires_no_cache), + atomic_read_unchecked(&fscache_n_acquires_ok), + atomic_read_unchecked(&fscache_n_acquires_nobufs), + atomic_read_unchecked(&fscache_n_acquires_oom)); seq_printf(m, "Lookups: n=%u neg=%u pos=%u crt=%u tmo=%u\n", - atomic_read(&fscache_n_object_lookups), - atomic_read(&fscache_n_object_lookups_negative), - atomic_read(&fscache_n_object_lookups_positive), - atomic_read(&fscache_n_object_created), - atomic_read(&fscache_n_object_lookups_timed_out)); + atomic_read_unchecked(&fscache_n_object_lookups), + atomic_read_unchecked(&fscache_n_object_lookups_negative), + atomic_read_unchecked(&fscache_n_object_lookups_positive), + atomic_read_unchecked(&fscache_n_object_created), + atomic_read_unchecked(&fscache_n_object_lookups_timed_out)); seq_printf(m, "Invals : n=%u run=%u\n", - atomic_read(&fscache_n_invalidates), - atomic_read(&fscache_n_invalidates_run)); + atomic_read_unchecked(&fscache_n_invalidates), + atomic_read_unchecked(&fscache_n_invalidates_run)); seq_printf(m, "Updates: n=%u nul=%u run=%u\n", - atomic_read(&fscache_n_updates), - atomic_read(&fscache_n_updates_null), - atomic_read(&fscache_n_updates_run)); + atomic_read_unchecked(&fscache_n_updates), + atomic_read_unchecked(&fscache_n_updates_null), + atomic_read_unchecked(&fscache_n_updates_run)); seq_printf(m, "Relinqs: n=%u nul=%u wcr=%u rtr=%u\n", - atomic_read(&fscache_n_relinquishes), - atomic_read(&fscache_n_relinquishes_null), - atomic_read(&fscache_n_relinquishes_waitcrt), - atomic_read(&fscache_n_relinquishes_retire)); + atomic_read_unchecked(&fscache_n_relinquishes), + atomic_read_unchecked(&fscache_n_relinquishes_null), + atomic_read_unchecked(&fscache_n_relinquishes_waitcrt), + atomic_read_unchecked(&fscache_n_relinquishes_retire)); seq_printf(m, "AttrChg: n=%u ok=%u nbf=%u oom=%u run=%u\n", - atomic_read(&fscache_n_attr_changed), - atomic_read(&fscache_n_attr_changed_ok), - atomic_read(&fscache_n_attr_changed_nobufs), - atomic_read(&fscache_n_attr_changed_nomem), - atomic_read(&fscache_n_attr_changed_calls)); + atomic_read_unchecked(&fscache_n_attr_changed), + atomic_read_unchecked(&fscache_n_attr_changed_ok), + atomic_read_unchecked(&fscache_n_attr_changed_nobufs), + atomic_read_unchecked(&fscache_n_attr_changed_nomem), + atomic_read_unchecked(&fscache_n_attr_changed_calls)); seq_printf(m, "Allocs : n=%u ok=%u wt=%u nbf=%u int=%u\n", - atomic_read(&fscache_n_allocs), - atomic_read(&fscache_n_allocs_ok), - atomic_read(&fscache_n_allocs_wait), - atomic_read(&fscache_n_allocs_nobufs), - atomic_read(&fscache_n_allocs_intr)); + atomic_read_unchecked(&fscache_n_allocs), + atomic_read_unchecked(&fscache_n_allocs_ok), + atomic_read_unchecked(&fscache_n_allocs_wait), + atomic_read_unchecked(&fscache_n_allocs_nobufs), + atomic_read_unchecked(&fscache_n_allocs_intr)); seq_printf(m, "Allocs : ops=%u owt=%u abt=%u\n", - atomic_read(&fscache_n_alloc_ops), - atomic_read(&fscache_n_alloc_op_waits), - atomic_read(&fscache_n_allocs_object_dead)); + atomic_read_unchecked(&fscache_n_alloc_ops), + atomic_read_unchecked(&fscache_n_alloc_op_waits), + atomic_read_unchecked(&fscache_n_allocs_object_dead)); seq_printf(m, "Retrvls: n=%u ok=%u wt=%u nod=%u nbf=%u" " int=%u oom=%u\n", - atomic_read(&fscache_n_retrievals), - atomic_read(&fscache_n_retrievals_ok), - atomic_read(&fscache_n_retrievals_wait), - atomic_read(&fscache_n_retrievals_nodata), - atomic_read(&fscache_n_retrievals_nobufs), - atomic_read(&fscache_n_retrievals_intr), - atomic_read(&fscache_n_retrievals_nomem)); + atomic_read_unchecked(&fscache_n_retrievals), + atomic_read_unchecked(&fscache_n_retrievals_ok), + atomic_read_unchecked(&fscache_n_retrievals_wait), + atomic_read_unchecked(&fscache_n_retrievals_nodata), + atomic_read_unchecked(&fscache_n_retrievals_nobufs), + atomic_read_unchecked(&fscache_n_retrievals_intr), + atomic_read_unchecked(&fscache_n_retrievals_nomem)); seq_printf(m, "Retrvls: ops=%u owt=%u abt=%u\n", - atomic_read(&fscache_n_retrieval_ops), - atomic_read(&fscache_n_retrieval_op_waits), - atomic_read(&fscache_n_retrievals_object_dead)); + atomic_read_unchecked(&fscache_n_retrieval_ops), + atomic_read_unchecked(&fscache_n_retrieval_op_waits), + atomic_read_unchecked(&fscache_n_retrievals_object_dead)); seq_printf(m, "Stores : n=%u ok=%u agn=%u nbf=%u oom=%u\n", - atomic_read(&fscache_n_stores), - atomic_read(&fscache_n_stores_ok), - atomic_read(&fscache_n_stores_again), - atomic_read(&fscache_n_stores_nobufs), - atomic_read(&fscache_n_stores_oom)); + atomic_read_unchecked(&fscache_n_stores), + atomic_read_unchecked(&fscache_n_stores_ok), + atomic_read_unchecked(&fscache_n_stores_again), + atomic_read_unchecked(&fscache_n_stores_nobufs), + atomic_read_unchecked(&fscache_n_stores_oom)); seq_printf(m, "Stores : ops=%u run=%u pgs=%u rxd=%u olm=%u\n", - atomic_read(&fscache_n_store_ops), - atomic_read(&fscache_n_store_calls), - atomic_read(&fscache_n_store_pages), - atomic_read(&fscache_n_store_radix_deletes), - atomic_read(&fscache_n_store_pages_over_limit)); + atomic_read_unchecked(&fscache_n_store_ops), + atomic_read_unchecked(&fscache_n_store_calls), + atomic_read_unchecked(&fscache_n_store_pages), + atomic_read_unchecked(&fscache_n_store_radix_deletes), + atomic_read_unchecked(&fscache_n_store_pages_over_limit)); seq_printf(m, "VmScan : nos=%u gon=%u bsy=%u can=%u wt=%u\n", - atomic_read(&fscache_n_store_vmscan_not_storing), - atomic_read(&fscache_n_store_vmscan_gone), - atomic_read(&fscache_n_store_vmscan_busy), - atomic_read(&fscache_n_store_vmscan_cancelled), - atomic_read(&fscache_n_store_vmscan_wait)); + atomic_read_unchecked(&fscache_n_store_vmscan_not_storing), + atomic_read_unchecked(&fscache_n_store_vmscan_gone), + atomic_read_unchecked(&fscache_n_store_vmscan_busy), + atomic_read_unchecked(&fscache_n_store_vmscan_cancelled), + atomic_read_unchecked(&fscache_n_store_vmscan_wait)); seq_printf(m, "Ops : pend=%u run=%u enq=%u can=%u rej=%u\n", - atomic_read(&fscache_n_op_pend), - atomic_read(&fscache_n_op_run), - atomic_read(&fscache_n_op_enqueue), - atomic_read(&fscache_n_op_cancelled), - atomic_read(&fscache_n_op_rejected)); + atomic_read_unchecked(&fscache_n_op_pend), + atomic_read_unchecked(&fscache_n_op_run), + atomic_read_unchecked(&fscache_n_op_enqueue), + atomic_read_unchecked(&fscache_n_op_cancelled), + atomic_read_unchecked(&fscache_n_op_rejected)); seq_printf(m, "Ops : ini=%u dfr=%u rel=%u gc=%u\n", - atomic_read(&fscache_n_op_initialised), - atomic_read(&fscache_n_op_deferred_release), - atomic_read(&fscache_n_op_release), - atomic_read(&fscache_n_op_gc)); + atomic_read_unchecked(&fscache_n_op_initialised), + atomic_read_unchecked(&fscache_n_op_deferred_release), + atomic_read_unchecked(&fscache_n_op_release), + atomic_read_unchecked(&fscache_n_op_gc)); seq_printf(m, "CacheOp: alo=%d luo=%d luc=%d gro=%d\n", atomic_read(&fscache_n_cop_alloc_object), diff --git a/fs/fuse/cuse.c b/fs/fuse/cuse.c index eae2c11..b277a45 100644 --- a/fs/fuse/cuse.c +++ b/fs/fuse/cuse.c @@ -609,10 +609,12 @@ static int __init cuse_init(void) INIT_LIST_HEAD(&cuse_conntbl[i]); /* inherit and extend fuse_dev_operations */ - cuse_channel_fops = fuse_dev_operations; - cuse_channel_fops.owner = THIS_MODULE; - cuse_channel_fops.open = cuse_channel_open; - cuse_channel_fops.release = cuse_channel_release; + pax_open_kernel(); + memcpy((void *)&cuse_channel_fops, &fuse_dev_operations, sizeof(fuse_dev_operations)); + *(void **)&cuse_channel_fops.owner = THIS_MODULE; + *(void **)&cuse_channel_fops.open = cuse_channel_open; + *(void **)&cuse_channel_fops.release = cuse_channel_release; + pax_close_kernel(); cuse_class = class_create(THIS_MODULE, "cuse"); if (IS_ERR(cuse_class)) diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c index ebb5e37..beae05b 100644 --- a/fs/fuse/dev.c +++ b/fs/fuse/dev.c @@ -1390,7 +1390,7 @@ static ssize_t fuse_dev_splice_read(struct file *in, loff_t *ppos, ret = 0; pipe_lock(pipe); - if (!pipe->readers) { + if (!atomic_read(&pipe->readers)) { send_sig(SIGPIPE, current, 0); if (!ret) ret = -EPIPE; @@ -1419,7 +1419,7 @@ static ssize_t fuse_dev_splice_read(struct file *in, loff_t *ppos, page_nr++; ret += buf->len; - if (pipe->files) + if (atomic_read(&pipe->files)) do_wakeup = 1; } diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c index 9bd1244..b8c82d9 100644 --- a/fs/gfs2/glock.c +++ b/fs/gfs2/glock.c @@ -324,9 +324,9 @@ static void state_change(struct gfs2_glock *gl, unsigned int new_state) if (held1 != held2) { GLOCK_BUG_ON(gl, __lockref_is_dead(&gl->gl_lockref)); if (held2) - gl->gl_lockref.count++; + __lockref_inc(&gl->gl_lockref); else - gl->gl_lockref.count--; + __lockref_dec(&gl->gl_lockref); } if (held1 && held2 && list_empty(&gl->gl_holders)) clear_bit(GLF_QUEUED, &gl->gl_flags); @@ -553,9 +553,9 @@ out: out_sched: clear_bit(GLF_LOCK, &gl->gl_flags); smp_mb__after_atomic(); - gl->gl_lockref.count++; + __lockref_inc(&gl->gl_lockref); if (queue_delayed_work(glock_workqueue, &gl->gl_work, 0) == 0) - gl->gl_lockref.count--; + __lockref_dec(&gl->gl_lockref); return; out_unlock: @@ -683,7 +683,7 @@ int gfs2_glock_get(struct gfs2_sbd *sdp, u64 number, gl->gl_node.next = NULL; gl->gl_flags = 0; gl->gl_name = name; - gl->gl_lockref.count = 1; + __lockref_set(&gl->gl_lockref, 1); gl->gl_state = LM_ST_UNLOCKED; gl->gl_target = LM_ST_UNLOCKED; gl->gl_demote_state = LM_ST_EXCLUSIVE; @@ -972,9 +972,9 @@ int gfs2_glock_nq(struct gfs2_holder *gh) if (unlikely((LM_FLAG_NOEXP & gh->gh_flags) && test_and_clear_bit(GLF_FROZEN, &gl->gl_flags))) { set_bit(GLF_REPLY_PENDING, &gl->gl_flags); - gl->gl_lockref.count++; + __lockref_inc(&gl->gl_lockref); if (queue_delayed_work(glock_workqueue, &gl->gl_work, 0) == 0) - gl->gl_lockref.count--; + __lockref_dec(&gl->gl_lockref); } run_queue(gl, 1); spin_unlock(&gl->gl_spin); @@ -1278,7 +1278,7 @@ void gfs2_glock_complete(struct gfs2_glock *gl, int ret) } } - gl->gl_lockref.count++; + __lockref_inc(&gl->gl_lockref); set_bit(GLF_REPLY_PENDING, &gl->gl_flags); spin_unlock(&gl->gl_spin); @@ -1337,12 +1337,12 @@ add_back_to_lru: goto add_back_to_lru; } clear_bit(GLF_LRU, &gl->gl_flags); - gl->gl_lockref.count++; + __lockref_inc(&gl->gl_lockref); if (demote_ok(gl)) handle_callback(gl, LM_ST_UNLOCKED, 0, false); WARN_ON(!test_and_clear_bit(GLF_LOCK, &gl->gl_flags)); if (queue_delayed_work(glock_workqueue, &gl->gl_work, 0) == 0) - gl->gl_lockref.count--; + __lockref_dec(&gl->gl_lockref); spin_unlock(&gl->gl_spin); cond_resched_lock(&lru_lock); } @@ -1667,7 +1667,7 @@ void gfs2_dump_glock(struct seq_file *seq, const struct gfs2_glock *gl) state2str(gl->gl_demote_state), dtime, atomic_read(&gl->gl_ail_count), atomic_read(&gl->gl_revokes), - (int)gl->gl_lockref.count, gl->gl_hold_time); + __lockref_read(&gl->gl_lockref), gl->gl_hold_time); list_for_each_entry(gh, &gl->gl_holders, gh_list) dump_holder(seq, gh); diff --git a/fs/gfs2/glops.c b/fs/gfs2/glops.c index 1f6c9c3..9a651f1 100644 --- a/fs/gfs2/glops.c +++ b/fs/gfs2/glops.c @@ -554,9 +554,9 @@ static void iopen_go_callback(struct gfs2_glock *gl, bool remote) if (gl->gl_demote_state == LM_ST_UNLOCKED && gl->gl_state == LM_ST_SHARED && ip) { - gl->gl_lockref.count++; + __lockref_inc(&gl->gl_lockref); if (queue_work(gfs2_delete_workqueue, &gl->gl_delete) == 0) - gl->gl_lockref.count--; + __lockref_dec(&gl->gl_lockref); } } diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c index 3a31226..2fffbe9 100644 --- a/fs/gfs2/quota.c +++ b/fs/gfs2/quota.c @@ -154,7 +154,7 @@ static enum lru_status gfs2_qd_isolate(struct list_head *item, if (!spin_trylock(&qd->qd_lockref.lock)) return LRU_SKIP; - if (qd->qd_lockref.count == 0) { + if (__lockref_read(&qd->qd_lockref) == 0) { lockref_mark_dead(&qd->qd_lockref); list_lru_isolate_move(lru, &qd->qd_lru, dispose); } @@ -221,7 +221,7 @@ static struct gfs2_quota_data *qd_alloc(unsigned hash, struct gfs2_sbd *sdp, str return NULL; qd->qd_sbd = sdp; - qd->qd_lockref.count = 1; + __lockref_set(&qd->qd_lockref, 1); spin_lock_init(&qd->qd_lockref.lock); qd->qd_id = qid; qd->qd_slot = -1; @@ -312,7 +312,7 @@ static void qd_put(struct gfs2_quota_data *qd) if (lockref_put_or_lock(&qd->qd_lockref)) return; - qd->qd_lockref.count = 0; + __lockref_set(&qd->qd_lockref, 0); list_lru_add(&gfs2_qd_lru, &qd->qd_lru); spin_unlock(&qd->qd_lockref.lock); diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c index 316adb9..f483eb1 100644 --- a/fs/hugetlbfs/inode.c +++ b/fs/hugetlbfs/inode.c @@ -174,6 +174,7 @@ hugetlb_get_unmapped_area(struct file *file, unsigned long addr, struct mm_struct *mm = current->mm; struct vm_area_struct *vma; struct hstate *h = hstate_file(file); + unsigned long offset = gr_rand_threadstack_offset(mm, file, flags); struct vm_unmapped_area_info info; if (len & ~huge_page_mask(h)) @@ -187,17 +188,26 @@ hugetlb_get_unmapped_area(struct file *file, unsigned long addr, return addr; } +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + if (addr) { addr = ALIGN(addr, huge_page_size(h)); vma = find_vma(mm, addr); - if (TASK_SIZE - len >= addr && - (!vma || addr + len <= vma->vm_start)) + if (TASK_SIZE - len >= addr && check_heap_stack_gap(vma, addr, len, offset)) return addr; } info.flags = 0; info.length = len; info.low_limit = TASK_UNMAPPED_BASE; + +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) + info.low_limit += mm->delta_mmap; +#endif + info.high_limit = TASK_SIZE; info.align_mask = PAGE_MASK & ~huge_page_mask(h); info.align_offset = 0; @@ -1204,7 +1214,7 @@ static struct file_system_type hugetlbfs_fs_type = { }; MODULE_ALIAS_FS("hugetlbfs"); -static struct vfsmount *hugetlbfs_vfsmount[HUGE_MAX_HSTATE]; +struct vfsmount *hugetlbfs_vfsmount[HUGE_MAX_HSTATE]; static int can_do_hugetlb_shm(void) { diff --git a/fs/inode.c b/fs/inode.c index 78a17b8..fb43210 100644 --- a/fs/inode.c +++ b/fs/inode.c @@ -844,19 +844,19 @@ unsigned int get_next_ino(void) unsigned int *p = &get_cpu_var(last_ino); unsigned int res = *p; +start: + #ifdef CONFIG_SMP if (unlikely((res & (LAST_INO_BATCH-1)) == 0)) { - static atomic_t shared_last_ino; - int next = atomic_add_return(LAST_INO_BATCH, &shared_last_ino); + static atomic_unchecked_t shared_last_ino; + int next = atomic_add_return_unchecked(LAST_INO_BATCH, &shared_last_ino); res = next - LAST_INO_BATCH; } #endif - res++; - /* get_next_ino should not provide a 0 inode number */ - if (unlikely(!res)) - res++; + if (unlikely(!++res)) + goto start; /* never zero */ *p = res; put_cpu_var(last_ino); return res; diff --git a/fs/jffs2/erase.c b/fs/jffs2/erase.c index 4a6cf28..d3a29d3 100644 --- a/fs/jffs2/erase.c +++ b/fs/jffs2/erase.c @@ -452,7 +452,8 @@ static void jffs2_mark_erased_block(struct jffs2_sb_info *c, struct jffs2_eraseb struct jffs2_unknown_node marker = { .magic = cpu_to_je16(JFFS2_MAGIC_BITMASK), .nodetype = cpu_to_je16(JFFS2_NODETYPE_CLEANMARKER), - .totlen = cpu_to_je32(c->cleanmarker_size) + .totlen = cpu_to_je32(c->cleanmarker_size), + .hdr_crc = cpu_to_je32(0) }; jffs2_prealloc_raw_node_refs(c, jeb, 1); diff --git a/fs/jffs2/wbuf.c b/fs/jffs2/wbuf.c index 09ed551..45684f8 100644 --- a/fs/jffs2/wbuf.c +++ b/fs/jffs2/wbuf.c @@ -1023,7 +1023,8 @@ static const struct jffs2_unknown_node oob_cleanmarker = { .magic = constant_cpu_to_je16(JFFS2_MAGIC_BITMASK), .nodetype = constant_cpu_to_je16(JFFS2_NODETYPE_CLEANMARKER), - .totlen = constant_cpu_to_je32(8) + .totlen = constant_cpu_to_je32(8), + .hdr_crc = constant_cpu_to_je32(0) }; /* diff --git a/fs/jfs/super.c b/fs/jfs/super.c index 4cd9798..8dfe86a 100644 --- a/fs/jfs/super.c +++ b/fs/jfs/super.c @@ -901,7 +901,7 @@ static int __init init_jfs_fs(void) jfs_inode_cachep = kmem_cache_create("jfs_ip", sizeof(struct jfs_inode_info), 0, - SLAB_RECLAIM_ACCOUNT|SLAB_MEM_SPREAD, + SLAB_RECLAIM_ACCOUNT|SLAB_MEM_SPREAD|SLAB_USERCOPY, init_once); if (jfs_inode_cachep == NULL) return -ENOMEM; diff --git a/fs/kernfs/dir.c b/fs/kernfs/dir.c index 91e0045..a654935 100644 --- a/fs/kernfs/dir.c +++ b/fs/kernfs/dir.c @@ -205,7 +205,7 @@ struct kernfs_node *kernfs_get_parent(struct kernfs_node *kn) * * Returns 31 bit hash of ns + name (so it fits in an off_t ) */ -static unsigned int kernfs_name_hash(const char *name, const void *ns) +static unsigned int kernfs_name_hash(const unsigned char *name, const void *ns) { unsigned long hash = init_name_hash(); unsigned int len = strlen(name); @@ -896,6 +896,12 @@ static int kernfs_iop_mkdir(struct inode *dir, struct dentry *dentry, ret = scops->mkdir(parent, dentry->d_name.name, mode); kernfs_put_active(parent); + + if (!ret) { + struct dentry *dentry_ret = kernfs_iop_lookup(dir, dentry, 0); + ret = PTR_ERR_OR_ZERO(dentry_ret); + } + return ret; } diff --git a/fs/kernfs/file.c b/fs/kernfs/file.c index 7247252..c73808e 100644 --- a/fs/kernfs/file.c +++ b/fs/kernfs/file.c @@ -34,7 +34,7 @@ static DEFINE_MUTEX(kernfs_open_file_mutex); struct kernfs_open_node { atomic_t refcnt; - atomic_t event; + atomic_unchecked_t event; wait_queue_head_t poll; struct list_head files; /* goes through kernfs_open_file.list */ }; @@ -163,7 +163,7 @@ static int kernfs_seq_show(struct seq_file *sf, void *v) { struct kernfs_open_file *of = sf->private; - of->event = atomic_read(&of->kn->attr.open->event); + of->event = atomic_read_unchecked(&of->kn->attr.open->event); return of->kn->attr.ops->seq_show(sf, v); } @@ -207,7 +207,7 @@ static ssize_t kernfs_file_direct_read(struct kernfs_open_file *of, goto out_free; } - of->event = atomic_read(&of->kn->attr.open->event); + of->event = atomic_read_unchecked(&of->kn->attr.open->event); ops = kernfs_ops(of->kn); if (ops->read) len = ops->read(of, buf, len, *ppos); @@ -272,7 +272,7 @@ static ssize_t kernfs_fop_write(struct file *file, const char __user *user_buf, { struct kernfs_open_file *of = kernfs_of(file); const struct kernfs_ops *ops; - size_t len; + ssize_t len; char *buf; if (of->atomic_write_len) { @@ -385,12 +385,12 @@ static int kernfs_vma_page_mkwrite(struct vm_area_struct *vma, return ret; } -static int kernfs_vma_access(struct vm_area_struct *vma, unsigned long addr, - void *buf, int len, int write) +static ssize_t kernfs_vma_access(struct vm_area_struct *vma, unsigned long addr, + void *buf, size_t len, int write) { struct file *file = vma->vm_file; struct kernfs_open_file *of = kernfs_of(file); - int ret; + ssize_t ret; if (!of->vm_ops) return -EINVAL; @@ -569,7 +569,7 @@ static int kernfs_get_open_node(struct kernfs_node *kn, return -ENOMEM; atomic_set(&new_on->refcnt, 0); - atomic_set(&new_on->event, 1); + atomic_set_unchecked(&new_on->event, 1); init_waitqueue_head(&new_on->poll); INIT_LIST_HEAD(&new_on->files); goto retry; @@ -792,7 +792,7 @@ static unsigned int kernfs_fop_poll(struct file *filp, poll_table *wait) kernfs_put_active(kn); - if (of->event != atomic_read(&on->event)) + if (of->event != atomic_read_unchecked(&on->event)) goto trigger; return DEFAULT_POLLMASK; @@ -823,7 +823,7 @@ repeat: on = kn->attr.open; if (on) { - atomic_inc(&on->event); + atomic_inc_unchecked(&on->event); wake_up_interruptible(&on->poll); } diff --git a/fs/libfs.c b/fs/libfs.c index c7cbfb0..fc3636d4 100644 --- a/fs/libfs.c +++ b/fs/libfs.c @@ -155,6 +155,9 @@ int dcache_readdir(struct file *file, struct dir_context *ctx) for (p = q->next; p != &dentry->d_subdirs; p = p->next) { struct dentry *next = list_entry(p, struct dentry, d_child); + char d_name[sizeof(next->d_iname)]; + const unsigned char *name; + spin_lock_nested(&next->d_lock, DENTRY_D_LOCK_NESTED); if (!simple_positive(next)) { spin_unlock(&next->d_lock); @@ -163,7 +166,12 @@ int dcache_readdir(struct file *file, struct dir_context *ctx) spin_unlock(&next->d_lock); spin_unlock(&dentry->d_lock); - if (!dir_emit(ctx, next->d_name.name, next->d_name.len, + name = next->d_name.name; + if (name == next->d_iname) { + memcpy(d_name, name, next->d_name.len); + name = d_name; + } + if (!dir_emit(ctx, name, next->d_name.len, d_inode(next)->i_ino, dt_type(d_inode(next)))) return 0; spin_lock(&dentry->d_lock); diff --git a/fs/lockd/clntproc.c b/fs/lockd/clntproc.c index acd3947..1f896e2 100644 --- a/fs/lockd/clntproc.c +++ b/fs/lockd/clntproc.c @@ -36,11 +36,11 @@ static const struct rpc_call_ops nlmclnt_cancel_ops; /* * Cookie counter for NLM requests */ -static atomic_t nlm_cookie = ATOMIC_INIT(0x1234); +static atomic_unchecked_t nlm_cookie = ATOMIC_INIT(0x1234); void nlmclnt_next_cookie(struct nlm_cookie *c) { - u32 cookie = atomic_inc_return(&nlm_cookie); + u32 cookie = atomic_inc_return_unchecked(&nlm_cookie); memcpy(c->data, &cookie, 4); c->len=4; diff --git a/fs/mount.h b/fs/mount.h index 14db05d..687f6d8 100644 --- a/fs/mount.h +++ b/fs/mount.h @@ -13,7 +13,7 @@ struct mnt_namespace { u64 seq; /* Sequence number to prevent loops */ wait_queue_head_t poll; u64 event; -}; +} __randomize_layout; struct mnt_pcp { int mnt_count; @@ -65,7 +65,7 @@ struct mount { struct hlist_head mnt_pins; struct fs_pin mnt_umount; struct dentry *mnt_ex_mountpoint; -}; +} __randomize_layout; #define MNT_NS_INTERNAL ERR_PTR(-EINVAL) /* distinct from any mnt_namespace */ diff --git a/fs/namei.c b/fs/namei.c index 33e9495..0c1096b 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -336,17 +336,32 @@ int generic_permission(struct inode *inode, int mask) if (ret != -EACCES) return ret; +#ifdef CONFIG_GRKERNSEC + /* we'll block if we have to log due to a denied capability use */ + if (mask & MAY_NOT_BLOCK) + return -ECHILD; +#endif + if (S_ISDIR(inode->i_mode)) { /* DACs are overridable for directories */ - if (capable_wrt_inode_uidgid(inode, CAP_DAC_OVERRIDE)) - return 0; if (!(mask & MAY_WRITE)) - if (capable_wrt_inode_uidgid(inode, - CAP_DAC_READ_SEARCH)) + if (capable_wrt_inode_uidgid_nolog(inode, CAP_DAC_OVERRIDE) || + capable_wrt_inode_uidgid(inode, CAP_DAC_READ_SEARCH)) return 0; + if (capable_wrt_inode_uidgid(inode, CAP_DAC_OVERRIDE)) + return 0; return -EACCES; } /* + * Searching includes executable on directories, else just read. + */ + mask &= MAY_READ | MAY_WRITE | MAY_EXEC; + if (mask == MAY_READ) + if (capable_wrt_inode_uidgid_nolog(inode, CAP_DAC_OVERRIDE) || + capable_wrt_inode_uidgid(inode, CAP_DAC_READ_SEARCH)) + return 0; + + /* * Read/write DACs are always overridable. * Executable DACs are overridable when there is * at least one exec bit set. @@ -355,14 +370,6 @@ int generic_permission(struct inode *inode, int mask) if (capable_wrt_inode_uidgid(inode, CAP_DAC_OVERRIDE)) return 0; - /* - * Searching includes executable on directories, else just read. - */ - mask &= MAY_READ | MAY_WRITE | MAY_EXEC; - if (mask == MAY_READ) - if (capable_wrt_inode_uidgid(inode, CAP_DAC_READ_SEARCH)) - return 0; - return -EACCES; } EXPORT_SYMBOL(generic_permission); @@ -514,12 +521,35 @@ struct nameidata { struct nameidata *saved; unsigned root_seq; int dfd; -}; +#ifdef CONFIG_GRKERNSEC_SYMLINKOWN + struct path *symlinkown_stack; + struct path symlinkown_internal[EMBEDDED_LEVELS]; + unsigned symlinkown_depth; + int symlinkown_enabled; +#endif +} __randomize_layout; + +static int gr_handle_nameidata_symlinkowner(const struct nameidata *nd, const struct inode *target) +{ +#ifdef CONFIG_GRKERNSEC_SYMLINKOWN + int i; + + for (i = 0; i < nd->symlinkown_depth; i++) { + if (gr_handle_symlink_owner(&nd->symlinkown_stack[i], target)) + return -EACCES; + } +#endif + return 0; +} static void set_nameidata(struct nameidata *p, int dfd, struct filename *name) { struct nameidata *old = current->nameidata; p->stack = p->internal; +#ifdef CONFIG_GRKERNSEC_SYMLINKOWN + p->symlinkown_stack = p->symlinkown_internal; + p->symlinkown_enabled = -1; +#endif p->dfd = dfd; p->name = name; p->total_link_count = old ? old->total_link_count : 0; @@ -538,6 +568,12 @@ static void restore_nameidata(void) kfree(now->stack); now->stack = now->internal; } +#ifdef CONFIG_GRKERNSEC_SYMLINKOWN + if (now->symlinkown_stack != now->symlinkown_internal) { + kfree(now->symlinkown_stack); + now->symlinkown_stack = now->symlinkown_internal; + } +#endif } static int __nd_alloc_stack(struct nameidata *nd) @@ -557,6 +593,7 @@ static int __nd_alloc_stack(struct nameidata *nd) } memcpy(p, nd->internal, sizeof(nd->internal)); nd->stack = p; + return 0; } @@ -578,8 +615,32 @@ static bool path_connected(const struct path *path) return is_subdir(path->dentry, mnt->mnt_root); } +#ifdef CONFIG_GRKERNSEC_SYMLINKOWN +static int nd_alloc_symlinkown_stack(struct nameidata *nd) +{ + struct path *p; + + if (likely(nd->symlinkown_depth != EMBEDDED_LEVELS)) + return 0; + if (nd->symlinkown_stack != nd->symlinkown_internal) + return 0; + + p = kmalloc(MAXSYMLINKS * sizeof(struct path), GFP_KERNEL); + if (unlikely(!p)) + return -ENOMEM; + memcpy(p, nd->symlinkown_internal, sizeof(nd->symlinkown_internal)); + nd->symlinkown_stack = p; + return 0; +} +#endif + static inline int nd_alloc_stack(struct nameidata *nd) { +#ifdef CONFIG_GRKERNSEC_SYMLINKOWN + if (nd->flags & LOOKUP_RCU) + return -ECHILD; +#endif + if (likely(nd->depth != EMBEDDED_LEVELS)) return 0; if (likely(nd->stack != nd->internal)) @@ -608,6 +669,14 @@ static void terminate_walk(struct nameidata *nd) path_put(&nd->path); for (i = 0; i < nd->depth; i++) path_put(&nd->stack[i].link); + +#ifdef CONFIG_GRKERNSEC_SYMLINKOWN + /* we'll only ever set our values in ref-walk mode */ + for (i = 0; i < nd->symlinkown_depth; i++) + path_put(&nd->symlinkown_stack[i]); + nd->symlinkown_depth = 0; +#endif + if (nd->root.mnt && !(nd->flags & LOOKUP_ROOT)) { path_put(&nd->root); nd->root.mnt = NULL; @@ -1004,6 +1073,9 @@ const char *get_link(struct nameidata *nd) if (unlikely(error)) return ERR_PTR(error); + if (gr_handle_follow_link(dentry, last->link.mnt)) + return ERR_PTR(-EACCES); + nd->last_type = LAST_BIND; res = inode->i_link; if (!res) { @@ -1692,6 +1764,23 @@ static int pick_link(struct nameidata *nd, struct path *link, } } +#ifdef CONFIG_GRKERNSEC_SYMLINKOWN + if (unlikely(nd->symlinkown_enabled == -1)) + nd->symlinkown_enabled = gr_get_symlinkown_enabled(); + if (nd->symlinkown_enabled && gr_is_global_nonroot(inode->i_uid)) { + struct path *symlinkownlast; + error = nd_alloc_symlinkown_stack(nd); + if (unlikely(error)) { + path_put(link); + return error; + } + symlinkownlast = nd->symlinkown_stack + nd->symlinkown_depth++; + symlinkownlast->dentry = link->dentry; + symlinkownlast->mnt = link->mnt; + path_get(symlinkownlast); + } +#endif + last = nd->stack + nd->depth++; last->link = *link; last->cookie = NULL; @@ -1831,7 +1920,7 @@ EXPORT_SYMBOL(full_name_hash); static inline u64 hash_name(const char *name) { unsigned long a, b, adata, bdata, mask, hash, len; - const struct word_at_a_time constants = WORD_AT_A_TIME_CONSTANTS; + static const struct word_at_a_time constants = WORD_AT_A_TIME_CONSTANTS; hash = a = 0; len = -sizeof(unsigned long); @@ -1999,7 +2088,9 @@ static const char *path_init(struct nameidata *nd, unsigned flags) nd->last_type = LAST_ROOT; /* if there are only slashes... */ nd->flags = flags | LOOKUP_JUMPED | LOOKUP_PARENT; nd->depth = 0; - nd->total_link_count = 0; +#ifdef CONFIG_GRKERNSEC_SYMLINKOWN + nd->symlinkown_depth = 0; +#endif if (flags & LOOKUP_ROOT) { struct dentry *root = nd->root.dentry; struct inode *inode = root->d_inode; @@ -2137,6 +2228,11 @@ static int path_lookupat(struct nameidata *nd, unsigned flags, struct path *path if (!err) err = complete_walk(nd); + if (!err && !(nd->flags & LOOKUP_PARENT)) { + if (!gr_acl_handle_hidden_file(nd->path.dentry, nd->path.mnt)) + err = -ENOENT; + } + if (!err && nd->flags & LOOKUP_DIRECTORY) if (!d_can_lookup(nd->path.dentry)) err = -ENOTDIR; @@ -2185,6 +2281,10 @@ static int path_parentat(struct nameidata *nd, unsigned flags, err = link_path_walk(s, nd); if (!err) err = complete_walk(nd); + + if (!err && gr_handle_nameidata_symlinkowner(nd, nd->inode)) + err = -EACCES; + if (!err) { *parent = nd->path; nd->path.mnt = NULL; @@ -2716,6 +2816,13 @@ static int may_open(struct path *path, int acc_mode, int flag) if (flag & O_NOATIME && !inode_owner_or_capable(inode)) return -EPERM; + if (gr_handle_rofs_blockwrite(dentry, path->mnt, acc_mode)) + return -EPERM; + if (gr_handle_rawio(inode)) + return -EPERM; + if (!gr_acl_handle_open(dentry, path->mnt, acc_mode)) + return -EACCES; + return 0; } @@ -2982,6 +3089,18 @@ static int lookup_open(struct nameidata *nd, struct path *path, /* Negative dentry, just create the file */ if (!dentry->d_inode && (op->open_flag & O_CREAT)) { umode_t mode = op->mode; + + + if (gr_handle_nameidata_symlinkowner(nd, dir_inode)) { + error = -EACCES; + goto out_dput; + } + + if (!gr_acl_handle_creat(dentry, dir, nd->path.mnt, op->open_flag, op->acc_mode, mode)) { + error = -EACCES; + goto out_dput; + } + if (!IS_POSIXACL(dir->d_inode)) mode &= ~current_umask(); /* @@ -3003,6 +3122,8 @@ static int lookup_open(struct nameidata *nd, struct path *path, nd->flags & LOOKUP_EXCL); if (error) goto out_dput; + else + gr_handle_create(dentry, nd->path.mnt); } out_no_open: path->dentry = dentry; @@ -3066,6 +3187,9 @@ static int do_last(struct nameidata *nd, if (error) return error; + if (!gr_acl_handle_hidden_file(dir, nd->path.mnt)) + return -ENOENT; + audit_inode(nd->name, dir, LOOKUP_PARENT); /* trailing slashes? */ if (unlikely(nd->last.name[nd->last.len])) @@ -3108,11 +3232,24 @@ retry_lookup: goto finish_open_created; } + if (!gr_acl_handle_hidden_file(path.dentry, nd->path.mnt)) { + path_to_nameidata(&path, nd); + return -ENOENT; + } + /* * create/update audit record if it already exists. */ - if (d_is_positive(path.dentry)) + if (d_is_positive(path.dentry)) { + /* only check if O_CREAT is specified, all other checks need to go + into may_open */ + if (gr_handle_fifo(path.dentry, path.mnt, dir, open_flag, acc_mode)) { + path_to_nameidata(&path, nd); + return -EACCES; + } + audit_inode(nd->name, path.dentry, 0); + } /* * If atomic_open() acquired write access it is dropped now due to @@ -3148,6 +3285,11 @@ finish_lookup: if (unlikely(error)) return error; + if (gr_handle_nameidata_symlinkowner(nd, inode)) { + path_to_nameidata(&path, nd); + return -EACCES; + } + if (unlikely(d_is_symlink(path.dentry)) && !(open_flag & O_PATH)) { path_to_nameidata(&path, nd); return -ELOOP; @@ -3170,6 +3312,12 @@ finish_open: path_put(&save_parent); return error; } + + if (!gr_acl_handle_hidden_file(nd->path.dentry, nd->path.mnt)) { + error = -ENOENT; + goto out; + } + audit_inode(nd->name, nd->path.dentry, 0); error = -EISDIR; if ((open_flag & O_CREAT) && d_is_dir(nd->path.dentry)) @@ -3436,9 +3584,11 @@ static struct dentry *filename_create(int dfd, struct filename *name, goto unlock; error = -EEXIST; - if (d_is_positive(dentry)) + if (d_is_positive(dentry)) { + if (!gr_acl_handle_hidden_file(dentry, path->mnt)) + error = -ENOENT; goto fail; - + } /* * Special case - lookup gave negative, but... we had foo/bar/ * From the vfs_mknod() POV we just have a negative dentry - @@ -3492,6 +3642,20 @@ inline struct dentry *user_path_create(int dfd, const char __user *pathname, } EXPORT_SYMBOL(user_path_create); +static struct dentry *user_path_create_with_name(int dfd, const char __user *pathname, struct path *path, struct filename **to, unsigned int lookup_flags) +{ + struct filename *tmp = getname(pathname); + struct dentry *res; + if (IS_ERR(tmp)) + return ERR_CAST(tmp); + res = kern_path_create(dfd, tmp->name, path, lookup_flags); + if (IS_ERR(res)) + putname(tmp); + else + *to = tmp; + return res; +} + int vfs_mknod(struct inode *dir, struct dentry *dentry, umode_t mode, dev_t dev) { int error = may_create(dir, dentry); @@ -3555,6 +3719,17 @@ retry: if (!IS_POSIXACL(path.dentry->d_inode)) mode &= ~current_umask(); + + if (gr_handle_chroot_mknod(dentry, path.mnt, mode)) { + error = -EPERM; + goto out; + } + + if (!gr_acl_handle_mknod(dentry, path.dentry, path.mnt, mode)) { + error = -EACCES; + goto out; + } + error = security_path_mknod(&path, dentry, mode, dev); if (error) goto out; @@ -3570,6 +3745,8 @@ retry: error = vfs_mknod(path.dentry->d_inode,dentry,mode,0); break; } + if (!error) + gr_handle_create(dentry, path.mnt); out: done_path_create(&path, dentry); if (retry_estale(error, lookup_flags)) { @@ -3624,9 +3801,16 @@ retry: if (!IS_POSIXACL(path.dentry->d_inode)) mode &= ~current_umask(); + if (!gr_acl_handle_mkdir(dentry, path.dentry, path.mnt)) { + error = -EACCES; + goto out; + } error = security_path_mkdir(&path, dentry, mode); if (!error) error = vfs_mkdir(path.dentry->d_inode, dentry, mode); + if (!error) + gr_handle_create(dentry, path.mnt); +out: done_path_create(&path, dentry); if (retry_estale(error, lookup_flags)) { lookup_flags |= LOOKUP_REVAL; @@ -3659,7 +3843,7 @@ void dentry_unhash(struct dentry *dentry) { shrink_dcache_parent(dentry); spin_lock(&dentry->d_lock); - if (dentry->d_lockref.count == 1) + if (__lockref_read(&dentry->d_lockref) == 1) __d_drop(dentry); spin_unlock(&dentry->d_lock); } @@ -3712,6 +3896,8 @@ static long do_rmdir(int dfd, const char __user *pathname) struct path path; struct qstr last; int type; + u64 saved_ino = 0; + dev_t saved_dev = 0; unsigned int lookup_flags = 0; retry: name = user_path_parent(dfd, pathname, @@ -3744,10 +3930,20 @@ retry: error = -ENOENT; goto exit3; } + saved_ino = gr_get_ino_from_dentry(dentry); + saved_dev = gr_get_dev_from_dentry(dentry); + + if (!gr_acl_handle_rmdir(dentry, path.mnt)) { + error = -EACCES; + goto exit3; + } + error = security_path_rmdir(&path, dentry); if (error) goto exit3; error = vfs_rmdir(path.dentry->d_inode, dentry); + if (!error && (saved_dev || saved_ino)) + gr_handle_delete(saved_ino, saved_dev); exit3: dput(dentry); exit2: @@ -3842,6 +4038,8 @@ static long do_unlinkat(int dfd, const char __user *pathname) int type; struct inode *inode = NULL; struct inode *delegated_inode = NULL; + u64 saved_ino = 0; + dev_t saved_dev = 0; unsigned int lookup_flags = 0; retry: name = user_path_parent(dfd, pathname, @@ -3868,10 +4066,21 @@ retry_deleg: if (d_is_negative(dentry)) goto slashes; ihold(inode); + if (inode->i_nlink <= 1) { + saved_ino = gr_get_ino_from_dentry(dentry); + saved_dev = gr_get_dev_from_dentry(dentry); + } + if (!gr_acl_handle_unlink(dentry, path.mnt)) { + error = -EACCES; + goto exit2; + } + error = security_path_unlink(&path, dentry); if (error) goto exit2; error = vfs_unlink(path.dentry->d_inode, dentry, &delegated_inode); + if (!error && (saved_ino || saved_dev)) + gr_handle_delete(saved_ino, saved_dev); exit2: dput(dentry); } @@ -3960,9 +4169,17 @@ retry: if (IS_ERR(dentry)) goto out_putname; + if (!gr_acl_handle_symlink(dentry, path.dentry, path.mnt, from)) { + error = -EACCES; + goto out; + } + error = security_path_symlink(&path, dentry, from->name); if (!error) error = vfs_symlink(path.dentry->d_inode, dentry, from->name); + if (!error) + gr_handle_create(dentry, path.mnt); +out: done_path_create(&path, dentry); if (retry_estale(error, lookup_flags)) { lookup_flags |= LOOKUP_REVAL; @@ -4066,6 +4283,7 @@ SYSCALL_DEFINE5(linkat, int, olddfd, const char __user *, oldname, struct dentry *new_dentry; struct path old_path, new_path; struct inode *delegated_inode = NULL; + struct filename *to = NULL; int how = 0; int error; @@ -4089,7 +4307,7 @@ retry: if (error) return error; - new_dentry = user_path_create(newdfd, newname, &new_path, + new_dentry = user_path_create_with_name(newdfd, newname, &new_path, &to, (how & LOOKUP_REVAL)); error = PTR_ERR(new_dentry); if (IS_ERR(new_dentry)) @@ -4101,11 +4319,26 @@ retry: error = may_linkat(&old_path); if (unlikely(error)) goto out_dput; + + if (gr_handle_hardlink(old_path.dentry, old_path.mnt, to)) { + error = -EACCES; + goto out_dput; + } + + if (!gr_acl_handle_link(new_dentry, new_path.dentry, new_path.mnt, + old_path.dentry, old_path.mnt, to)) { + error = -EACCES; + goto out_dput; + } + error = security_path_link(old_path.dentry, &new_path, new_dentry); if (error) goto out_dput; error = vfs_link(old_path.dentry, new_path.dentry->d_inode, new_dentry, &delegated_inode); + if (!error) + gr_handle_create(new_dentry, new_path.mnt); out_dput: + putname(to); done_path_create(&new_path, new_dentry); if (delegated_inode) { error = break_deleg_wait(&delegated_inode); @@ -4420,6 +4653,20 @@ retry_deleg: if (new_dentry == trap) goto exit5; + if (gr_bad_chroot_rename(old_dentry, old_path.mnt, new_dentry, new_path.mnt)) { + /* use EXDEV error to cause 'mv' to switch to an alternative + * method for usability + */ + error = -EXDEV; + goto exit5; + } + + error = gr_acl_handle_rename(new_dentry, new_path.dentry, new_path.mnt, + old_dentry, d_backing_inode(old_path.dentry), old_path.mnt, + to, flags); + if (error) + goto exit5; + error = security_path_rename(&old_path, old_dentry, &new_path, new_dentry, flags); if (error) @@ -4427,6 +4674,9 @@ retry_deleg: error = vfs_rename(old_path.dentry->d_inode, old_dentry, new_path.dentry->d_inode, new_dentry, &delegated_inode, flags); + if (!error) + gr_handle_rename(d_backing_inode(old_path.dentry), d_backing_inode(new_path.dentry), old_dentry, + new_dentry, old_path.mnt, d_is_positive(new_dentry) ? 1 : 0, flags); exit5: dput(new_dentry); exit4: @@ -4483,14 +4733,24 @@ EXPORT_SYMBOL(vfs_whiteout); int readlink_copy(char __user *buffer, int buflen, const char *link) { + char tmpbuf[64]; + const char *newlink; int len = PTR_ERR(link); + if (IS_ERR(link)) goto out; len = strlen(link); if (len > (unsigned) buflen) len = buflen; - if (copy_to_user(buffer, link, len)) + + if (len < sizeof(tmpbuf)) { + memcpy(tmpbuf, link, len); + newlink = tmpbuf; + } else + newlink = link; + + if (copy_to_user(buffer, newlink, len)) len = -EFAULT; out: return len; diff --git a/fs/namespace.c b/fs/namespace.c index 0570729..9de781d 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -1516,6 +1516,9 @@ static int do_umount(struct mount *mnt, int flags) if (!(sb->s_flags & MS_RDONLY)) retval = do_remount_sb(sb, MS_RDONLY, NULL, 0); up_write(&sb->s_umount); + + gr_log_remount(mnt->mnt_devname, retval); + return retval; } @@ -1538,6 +1541,9 @@ static int do_umount(struct mount *mnt, int flags) } unlock_mount_hash(); namespace_unlock(); + + gr_log_unmount(mnt->mnt_devname, retval); + return retval; } @@ -1592,7 +1598,7 @@ static inline bool may_mount(void) * unixes. Our API is identical to OSF/1 to avoid making a mess of AMD */ -SYSCALL_DEFINE2(umount, char __user *, name, int, flags) +SYSCALL_DEFINE2(umount, const char __user *, name, int, flags) { struct path path; struct mount *mnt; @@ -1637,7 +1643,7 @@ out: /* * The 2.0 compatible umount. No flags. */ -SYSCALL_DEFINE1(oldumount, char __user *, name) +SYSCALL_DEFINE1(oldumount, const char __user *, name) { return sys_umount(name, 0); } @@ -2712,6 +2718,16 @@ long do_mount(const char *dev_name, const char __user *dir_name, MS_NOATIME | MS_NODIRATIME | MS_RELATIME| MS_KERNMOUNT | MS_STRICTATIME); + if (gr_handle_rofs_mount(path.dentry, path.mnt, mnt_flags)) { + retval = -EPERM; + goto dput_out; + } + + if (gr_handle_chroot_mount(path.dentry, path.mnt, dev_name)) { + retval = -EPERM; + goto dput_out; + } + if (flags & MS_REMOUNT) retval = do_remount(&path, flags & ~MS_REMOUNT, mnt_flags, data_page); @@ -2725,7 +2741,10 @@ long do_mount(const char *dev_name, const char __user *dir_name, retval = do_new_mount(&path, type_page, flags, mnt_flags, dev_name, data_page); dput_out: + gr_log_mount(dev_name, &path, retval); + path_put(&path); + return retval; } @@ -2743,7 +2762,7 @@ static void free_mnt_ns(struct mnt_namespace *ns) * number incrementing at 10Ghz will take 12,427 years to wrap which * is effectively never, so we can ignore the possibility. */ -static atomic64_t mnt_ns_seq = ATOMIC64_INIT(1); +static atomic64_unchecked_t mnt_ns_seq = ATOMIC64_INIT(1); static struct mnt_namespace *alloc_mnt_ns(struct user_namespace *user_ns) { @@ -2759,7 +2778,7 @@ static struct mnt_namespace *alloc_mnt_ns(struct user_namespace *user_ns) return ERR_PTR(ret); } new_ns->ns.ops = &mntns_operations; - new_ns->seq = atomic64_add_return(1, &mnt_ns_seq); + new_ns->seq = atomic64_add_return_unchecked(1, &mnt_ns_seq); atomic_set(&new_ns->count, 1); new_ns->root = NULL; INIT_LIST_HEAD(&new_ns->list); @@ -2769,7 +2788,7 @@ static struct mnt_namespace *alloc_mnt_ns(struct user_namespace *user_ns) return new_ns; } -struct mnt_namespace *copy_mnt_ns(unsigned long flags, struct mnt_namespace *ns, +__latent_entropy struct mnt_namespace *copy_mnt_ns(unsigned long flags, struct mnt_namespace *ns, struct user_namespace *user_ns, struct fs_struct *new_fs) { struct mnt_namespace *new_ns; @@ -2890,8 +2909,8 @@ struct dentry *mount_subtree(struct vfsmount *mnt, const char *name) } EXPORT_SYMBOL(mount_subtree); -SYSCALL_DEFINE5(mount, char __user *, dev_name, char __user *, dir_name, - char __user *, type, unsigned long, flags, void __user *, data) +SYSCALL_DEFINE5(mount, const char __user *, dev_name, const char __user *, dir_name, + const char __user *, type, unsigned long, flags, void __user *, data) { int ret; char *kernel_type; @@ -2997,6 +3016,11 @@ SYSCALL_DEFINE2(pivot_root, const char __user *, new_root, if (error) goto out2; + if (gr_handle_chroot_pivot()) { + error = -EPERM; + goto out2; + } + get_fs_root(current->fs, &root); old_mp = lock_mount(&old); error = PTR_ERR(old_mp); @@ -3315,7 +3339,7 @@ static int mntns_install(struct nsproxy *nsproxy, struct ns_common *ns) !ns_capable(current_user_ns(), CAP_SYS_ADMIN)) return -EPERM; - if (fs->users != 1) + if (atomic_read(&fs->users) != 1) return -EINVAL; get_mnt_ns(mnt_ns); diff --git a/fs/nfs/callback_xdr.c b/fs/nfs/callback_xdr.c index 6b1697a..6d5787c 100644 --- a/fs/nfs/callback_xdr.c +++ b/fs/nfs/callback_xdr.c @@ -51,7 +51,7 @@ struct callback_op { callback_decode_arg_t decode_args; callback_encode_res_t encode_res; long res_maxsize; -}; +} __do_const; static struct callback_op callback_ops[]; diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c index ffdf9b9..ca8f43e 100644 --- a/fs/nfs/inode.c +++ b/fs/nfs/inode.c @@ -1281,16 +1281,16 @@ static int nfs_check_inode_attributes(struct inode *inode, struct nfs_fattr *fat return 0; } -static atomic_long_t nfs_attr_generation_counter; +static atomic_long_unchecked_t nfs_attr_generation_counter; static unsigned long nfs_read_attr_generation_counter(void) { - return atomic_long_read(&nfs_attr_generation_counter); + return atomic_long_read_unchecked(&nfs_attr_generation_counter); } unsigned long nfs_inc_attr_generation_counter(void) { - return atomic_long_inc_return(&nfs_attr_generation_counter); + return atomic_long_inc_return_unchecked(&nfs_attr_generation_counter); } EXPORT_SYMBOL_GPL(nfs_inc_attr_generation_counter); diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c index 4ce6b97..24fdd3c 100644 --- a/fs/nfsd/nfs4proc.c +++ b/fs/nfsd/nfs4proc.c @@ -1481,7 +1481,7 @@ struct nfsd4_operation { nfsd4op_rsize op_rsize_bop; stateid_getter op_get_currentstateid; stateid_setter op_set_currentstateid; -}; +} __do_const; static struct nfsd4_operation nfsd4_ops[]; diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c index 51c9e9c..82dc067 100644 --- a/fs/nfsd/nfs4xdr.c +++ b/fs/nfsd/nfs4xdr.c @@ -1704,7 +1704,7 @@ nfsd4_decode_notsupp(struct nfsd4_compoundargs *argp, void *p) typedef __be32(*nfsd4_dec)(struct nfsd4_compoundargs *argp, void *); -static nfsd4_dec nfsd4_dec_ops[] = { +static const nfsd4_dec nfsd4_dec_ops[] = { [OP_ACCESS] = (nfsd4_dec)nfsd4_decode_access, [OP_CLOSE] = (nfsd4_dec)nfsd4_decode_close, [OP_COMMIT] = (nfsd4_dec)nfsd4_decode_commit, diff --git a/fs/nfsd/nfscache.c b/fs/nfsd/nfscache.c index 46ec934..f384e41 100644 --- a/fs/nfsd/nfscache.c +++ b/fs/nfsd/nfscache.c @@ -541,7 +541,7 @@ nfsd_cache_update(struct svc_rqst *rqstp, int cachetype, __be32 *statp) struct kvec *resv = &rqstp->rq_res.head[0], *cachv; u32 hash; struct nfsd_drc_bucket *b; - int len; + long len; size_t bufsize = 0; if (!rp) @@ -550,11 +550,14 @@ nfsd_cache_update(struct svc_rqst *rqstp, int cachetype, __be32 *statp) hash = nfsd_cache_hash(rp->c_xid); b = &drc_hashtbl[hash]; - len = resv->iov_len - ((char*)statp - (char*)resv->iov_base); - len >>= 2; + if (statp) { + len = (char*)statp - (char*)resv->iov_base; + len = resv->iov_len - len; + len >>= 2; + } /* Don't cache excessive amounts of data and XDR failures */ - if (!statp || len > (256 >> 2)) { + if (!statp || len > (256 >> 2) || len < 0) { nfsd_reply_cache_free(b, rp); return; } @@ -562,7 +565,7 @@ nfsd_cache_update(struct svc_rqst *rqstp, int cachetype, __be32 *statp) switch (cachetype) { case RC_REPLSTAT: if (len != 1) - printk("nfsd: RC_REPLSTAT/reply len %d!\n",len); + printk("nfsd: RC_REPLSTAT/reply len %ld!\n",len); rp->c_replstat = *statp; break; case RC_REPLBUFF: diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c index 45c0497..139d403 100644 --- a/fs/nfsd/vfs.c +++ b/fs/nfsd/vfs.c @@ -855,7 +855,7 @@ __be32 nfsd_readv(struct file *file, loff_t offset, struct kvec *vec, int vlen, oldfs = get_fs(); set_fs(KERNEL_DS); - host_err = vfs_readv(file, (struct iovec __user *)vec, vlen, &offset); + host_err = vfs_readv(file, (struct iovec __force_user *)vec, vlen, &offset); set_fs(oldfs); return nfsd_finish_read(file, count, host_err); } @@ -942,7 +942,7 @@ nfsd_vfs_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file, /* Write the data. */ oldfs = get_fs(); set_fs(KERNEL_DS); - host_err = vfs_writev(file, (struct iovec __user *)vec, vlen, &pos); + host_err = vfs_writev(file, (struct iovec __force_user *)vec, vlen, &pos); set_fs(oldfs); if (host_err < 0) goto out_nfserr; @@ -1449,7 +1449,7 @@ nfsd_readlink(struct svc_rqst *rqstp, struct svc_fh *fhp, char *buf, int *lenp) */ oldfs = get_fs(); set_fs(KERNEL_DS); - host_err = inode->i_op->readlink(path.dentry, (char __user *)buf, *lenp); + host_err = inode->i_op->readlink(path.dentry, (char __force_user *)buf, *lenp); set_fs(oldfs); if (host_err < 0) diff --git a/fs/nls/nls_base.c b/fs/nls/nls_base.c index 52ccd34..7a6b202 100644 --- a/fs/nls/nls_base.c +++ b/fs/nls/nls_base.c @@ -234,21 +234,25 @@ EXPORT_SYMBOL(utf16s_to_utf8s); int __register_nls(struct nls_table *nls, struct module *owner) { - struct nls_table ** tmp = &tables; + struct nls_table *tmp = tables; if (nls->next) return -EBUSY; - nls->owner = owner; + pax_open_kernel(); + *(void **)&nls->owner = owner; + pax_close_kernel(); spin_lock(&nls_lock); - while (*tmp) { - if (nls == *tmp) { + while (tmp) { + if (nls == tmp) { spin_unlock(&nls_lock); return -EBUSY; } - tmp = &(*tmp)->next; + tmp = tmp->next; } - nls->next = tables; + pax_open_kernel(); + *(struct nls_table **)&nls->next = tables; + pax_close_kernel(); tables = nls; spin_unlock(&nls_lock); return 0; @@ -257,12 +261,14 @@ EXPORT_SYMBOL(__register_nls); int unregister_nls(struct nls_table * nls) { - struct nls_table ** tmp = &tables; + struct nls_table * const * tmp = &tables; spin_lock(&nls_lock); while (*tmp) { if (nls == *tmp) { - *tmp = nls->next; + pax_open_kernel(); + *(struct nls_table **)tmp = nls->next; + pax_close_kernel(); spin_unlock(&nls_lock); return 0; } @@ -272,7 +278,7 @@ int unregister_nls(struct nls_table * nls) return -EINVAL; } -static struct nls_table *find_nls(char *charset) +static struct nls_table *find_nls(const char *charset) { struct nls_table *nls; spin_lock(&nls_lock); @@ -288,7 +294,7 @@ static struct nls_table *find_nls(char *charset) return nls; } -struct nls_table *load_nls(char *charset) +struct nls_table *load_nls(const char *charset) { return try_then_request_module(find_nls(charset), "nls_%s", charset); } diff --git a/fs/nls/nls_euc-jp.c b/fs/nls/nls_euc-jp.c index 162b3f1..6076a7c 100644 --- a/fs/nls/nls_euc-jp.c +++ b/fs/nls/nls_euc-jp.c @@ -560,8 +560,10 @@ static int __init init_nls_euc_jp(void) p_nls = load_nls("cp932"); if (p_nls) { - table.charset2upper = p_nls->charset2upper; - table.charset2lower = p_nls->charset2lower; + pax_open_kernel(); + *(const unsigned char **)&table.charset2upper = p_nls->charset2upper; + *(const unsigned char **)&table.charset2lower = p_nls->charset2lower; + pax_close_kernel(); return register_nls(&table); } diff --git a/fs/nls/nls_koi8-ru.c b/fs/nls/nls_koi8-ru.c index a80a741..7b96e1b 100644 --- a/fs/nls/nls_koi8-ru.c +++ b/fs/nls/nls_koi8-ru.c @@ -62,8 +62,10 @@ static int __init init_nls_koi8_ru(void) p_nls = load_nls("koi8-u"); if (p_nls) { - table.charset2upper = p_nls->charset2upper; - table.charset2lower = p_nls->charset2lower; + pax_open_kernel(); + *(const unsigned char **)&table.charset2upper = p_nls->charset2upper; + *(const unsigned char **)&table.charset2lower = p_nls->charset2lower; + pax_close_kernel(); return register_nls(&table); } diff --git a/fs/notify/fanotify/fanotify_user.c b/fs/notify/fanotify/fanotify_user.c index 8e8e6bc..211eeca 100644 --- a/fs/notify/fanotify/fanotify_user.c +++ b/fs/notify/fanotify/fanotify_user.c @@ -216,8 +216,8 @@ static ssize_t copy_event_to_user(struct fsnotify_group *group, fd = fanotify_event_metadata.fd; ret = -EFAULT; - if (copy_to_user(buf, &fanotify_event_metadata, - fanotify_event_metadata.event_len)) + if (fanotify_event_metadata.event_len > sizeof fanotify_event_metadata || + copy_to_user(buf, &fanotify_event_metadata, fanotify_event_metadata.event_len)) goto out_close_fd; #ifdef CONFIG_FANOTIFY_ACCESS_PERMISSIONS diff --git a/fs/notify/notification.c b/fs/notify/notification.c index a95d8e0..a91a5fd 100644 --- a/fs/notify/notification.c +++ b/fs/notify/notification.c @@ -48,7 +48,7 @@ #include <linux/fsnotify_backend.h> #include "fsnotify.h" -static atomic_t fsnotify_sync_cookie = ATOMIC_INIT(0); +static atomic_unchecked_t fsnotify_sync_cookie = ATOMIC_INIT(0); /** * fsnotify_get_cookie - return a unique cookie for use in synchronizing events. @@ -56,7 +56,7 @@ static atomic_t fsnotify_sync_cookie = ATOMIC_INIT(0); */ u32 fsnotify_get_cookie(void) { - return atomic_inc_return(&fsnotify_sync_cookie); + return atomic_inc_return_unchecked(&fsnotify_sync_cookie); } EXPORT_SYMBOL_GPL(fsnotify_get_cookie); diff --git a/fs/ntfs/dir.c b/fs/ntfs/dir.c index 9e38daf..5727cae 100644 --- a/fs/ntfs/dir.c +++ b/fs/ntfs/dir.c @@ -1310,7 +1310,7 @@ find_next_index_buffer: ia = (INDEX_ALLOCATION*)(kaddr + (ia_pos & ~PAGE_CACHE_MASK & ~(s64)(ndir->itype.index.block_size - 1))); /* Bounds checks. */ - if (unlikely((u8*)ia < kaddr || (u8*)ia > kaddr + PAGE_CACHE_SIZE)) { + if (unlikely(!kaddr || (u8*)ia < kaddr || (u8*)ia > kaddr + PAGE_CACHE_SIZE)) { ntfs_error(sb, "Out of bounds check failed. Corrupt directory " "inode 0x%lx or driver bug.", vdir->i_ino); goto err_out; diff --git a/fs/ntfs/super.c b/fs/ntfs/super.c index d1a8535..1cfa4a9 100644 --- a/fs/ntfs/super.c +++ b/fs/ntfs/super.c @@ -688,7 +688,7 @@ static struct buffer_head *read_ntfs_boot_sector(struct super_block *sb, if (!silent) ntfs_error(sb, "Primary boot sector is invalid."); } else if (!silent) - ntfs_error(sb, read_err_str, "primary"); + ntfs_error(sb, read_err_str, "%s", "primary"); if (!(NTFS_SB(sb)->on_errors & ON_ERRORS_RECOVER)) { if (bh_primary) brelse(bh_primary); @@ -704,7 +704,7 @@ static struct buffer_head *read_ntfs_boot_sector(struct super_block *sb, goto hotfix_primary_boot_sector; brelse(bh_backup); } else if (!silent) - ntfs_error(sb, read_err_str, "backup"); + ntfs_error(sb, read_err_str, "%s", "backup"); /* Try to read NT3.51- backup boot sector. */ if ((bh_backup = sb_bread(sb, nr_blocks >> 1))) { if (is_boot_sector_ntfs(sb, (NTFS_BOOT_SECTOR*) @@ -715,7 +715,7 @@ static struct buffer_head *read_ntfs_boot_sector(struct super_block *sb, "sector."); brelse(bh_backup); } else if (!silent) - ntfs_error(sb, read_err_str, "backup"); + ntfs_error(sb, read_err_str, "%s", "backup"); /* We failed. Cleanup and return. */ if (bh_primary) brelse(bh_primary); diff --git a/fs/ocfs2/localalloc.c b/fs/ocfs2/localalloc.c index 0a4457f..67ddb4f 100644 --- a/fs/ocfs2/localalloc.c +++ b/fs/ocfs2/localalloc.c @@ -1319,7 +1319,7 @@ static int ocfs2_local_alloc_slide_window(struct ocfs2_super *osb, goto bail; } - atomic_inc(&osb->alloc_stats.moves); + atomic_inc_unchecked(&osb->alloc_stats.moves); bail: if (handle) diff --git a/fs/ocfs2/ocfs2.h b/fs/ocfs2/ocfs2.h index 7a01262..23667d1 100644 --- a/fs/ocfs2/ocfs2.h +++ b/fs/ocfs2/ocfs2.h @@ -247,11 +247,11 @@ enum ocfs2_vol_state struct ocfs2_alloc_stats { - atomic_t moves; - atomic_t local_data; - atomic_t bitmap_data; - atomic_t bg_allocs; - atomic_t bg_extends; + atomic_unchecked_t moves; + atomic_unchecked_t local_data; + atomic_unchecked_t bitmap_data; + atomic_unchecked_t bg_allocs; + atomic_unchecked_t bg_extends; }; enum ocfs2_local_alloc_state diff --git a/fs/ocfs2/suballoc.c b/fs/ocfs2/suballoc.c index d83d260..f6f0d79 100644 --- a/fs/ocfs2/suballoc.c +++ b/fs/ocfs2/suballoc.c @@ -851,7 +851,7 @@ static int ocfs2_reserve_suballoc_bits(struct ocfs2_super *osb, mlog_errno(status); goto bail; } - atomic_inc(&osb->alloc_stats.bg_extends); + atomic_inc_unchecked(&osb->alloc_stats.bg_extends); /* You should never ask for this much metadata */ BUG_ON(bits_wanted > @@ -1995,7 +1995,7 @@ int ocfs2_claim_metadata(handle_t *handle, mlog_errno(status); goto bail; } - atomic_inc(&OCFS2_SB(ac->ac_inode->i_sb)->alloc_stats.bg_allocs); + atomic_inc_unchecked(&OCFS2_SB(ac->ac_inode->i_sb)->alloc_stats.bg_allocs); *suballoc_loc = res.sr_bg_blkno; *suballoc_bit_start = res.sr_bit_offset; @@ -2161,7 +2161,7 @@ int ocfs2_claim_new_inode_at_loc(handle_t *handle, trace_ocfs2_claim_new_inode_at_loc((unsigned long long)di_blkno, res->sr_bits); - atomic_inc(&OCFS2_SB(ac->ac_inode->i_sb)->alloc_stats.bg_allocs); + atomic_inc_unchecked(&OCFS2_SB(ac->ac_inode->i_sb)->alloc_stats.bg_allocs); BUG_ON(res->sr_bits != 1); @@ -2203,7 +2203,7 @@ int ocfs2_claim_new_inode(handle_t *handle, mlog_errno(status); goto bail; } - atomic_inc(&OCFS2_SB(ac->ac_inode->i_sb)->alloc_stats.bg_allocs); + atomic_inc_unchecked(&OCFS2_SB(ac->ac_inode->i_sb)->alloc_stats.bg_allocs); BUG_ON(res.sr_bits != 1); @@ -2307,7 +2307,7 @@ int __ocfs2_claim_clusters(handle_t *handle, cluster_start, num_clusters); if (!status) - atomic_inc(&osb->alloc_stats.local_data); + atomic_inc_unchecked(&osb->alloc_stats.local_data); } else { if (min_clusters > (osb->bitmap_cpg - 1)) { /* The only paths asking for contiguousness @@ -2333,7 +2333,7 @@ int __ocfs2_claim_clusters(handle_t *handle, ocfs2_desc_bitmap_to_cluster_off(ac->ac_inode, res.sr_bg_blkno, res.sr_bit_offset); - atomic_inc(&osb->alloc_stats.bitmap_data); + atomic_inc_unchecked(&osb->alloc_stats.bitmap_data); *num_clusters = res.sr_bits; } } diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c index 2de4c8a..a106a0d 100644 --- a/fs/ocfs2/super.c +++ b/fs/ocfs2/super.c @@ -310,11 +310,11 @@ static int ocfs2_osb_dump(struct ocfs2_super *osb, char *buf, int len) "%10s => GlobalAllocs: %d LocalAllocs: %d " "SubAllocs: %d LAWinMoves: %d SAExtends: %d\n", "Stats", - atomic_read(&osb->alloc_stats.bitmap_data), - atomic_read(&osb->alloc_stats.local_data), - atomic_read(&osb->alloc_stats.bg_allocs), - atomic_read(&osb->alloc_stats.moves), - atomic_read(&osb->alloc_stats.bg_extends)); + atomic_read_unchecked(&osb->alloc_stats.bitmap_data), + atomic_read_unchecked(&osb->alloc_stats.local_data), + atomic_read_unchecked(&osb->alloc_stats.bg_allocs), + atomic_read_unchecked(&osb->alloc_stats.moves), + atomic_read_unchecked(&osb->alloc_stats.bg_extends)); out += snprintf(buf + out, len - out, "%10s => State: %u Descriptor: %llu Size: %u bits " @@ -2106,11 +2106,11 @@ static int ocfs2_initialize_super(struct super_block *sb, mutex_init(&osb->system_file_mutex); - atomic_set(&osb->alloc_stats.moves, 0); - atomic_set(&osb->alloc_stats.local_data, 0); - atomic_set(&osb->alloc_stats.bitmap_data, 0); - atomic_set(&osb->alloc_stats.bg_allocs, 0); - atomic_set(&osb->alloc_stats.bg_extends, 0); + atomic_set_unchecked(&osb->alloc_stats.moves, 0); + atomic_set_unchecked(&osb->alloc_stats.local_data, 0); + atomic_set_unchecked(&osb->alloc_stats.bitmap_data, 0); + atomic_set_unchecked(&osb->alloc_stats.bg_allocs, 0); + atomic_set_unchecked(&osb->alloc_stats.bg_extends, 0); /* Copy the blockcheck stats from the superblock probe */ osb->osb_ecc_stats = *stats; diff --git a/fs/open.c b/fs/open.c index b6f1e96..3108eed 100644 --- a/fs/open.c +++ b/fs/open.c @@ -32,6 +32,8 @@ #include <linux/dnotify.h> #include <linux/compat.h> +#define CREATE_TRACE_POINTS +#include <trace/events/fs.h> #include "internal.h" int do_truncate(struct dentry *dentry, loff_t length, unsigned int time_attrs, @@ -105,6 +107,8 @@ long vfs_truncate(struct path *path, loff_t length) error = locks_verify_truncate(inode, NULL, length); if (!error) error = security_path_truncate(path); + if (!error && !gr_acl_handle_truncate(path->dentry, path->mnt)) + error = -EACCES; if (!error) error = do_truncate(path->dentry, length, 0, NULL); @@ -189,6 +193,8 @@ static long do_sys_ftruncate(unsigned int fd, loff_t length, int small) error = locks_verify_truncate(inode, f.file, length); if (!error) error = security_path_truncate(&f.file->f_path); + if (!error && !gr_acl_handle_truncate(f.file->f_path.dentry, f.file->f_path.mnt)) + error = -EACCES; if (!error) error = do_truncate(dentry, length, ATTR_MTIME|ATTR_CTIME, f.file); sb_end_write(inode->i_sb); @@ -398,6 +404,9 @@ retry: if (__mnt_is_readonly(path.mnt)) res = -EROFS; + if (!res && !gr_acl_handle_access(path.dentry, path.mnt, mode)) + res = -EACCES; + out_path_release: path_put(&path); if (retry_estale(res, lookup_flags)) { @@ -429,6 +438,8 @@ retry: if (error) goto dput_and_out; + gr_log_chdir(path.dentry, path.mnt); + set_fs_pwd(current->fs, &path); dput_and_out: @@ -458,6 +469,13 @@ SYSCALL_DEFINE1(fchdir, unsigned int, fd) goto out_putf; error = inode_permission(inode, MAY_EXEC | MAY_CHDIR); + + if (!error && !gr_chroot_fchdir(f.file->f_path.dentry, f.file->f_path.mnt)) + error = -EPERM; + + if (!error) + gr_log_chdir(f.file->f_path.dentry, f.file->f_path.mnt); + if (!error) set_fs_pwd(current->fs, &f.file->f_path); out_putf: @@ -487,7 +505,13 @@ retry: if (error) goto dput_and_out; + if (gr_handle_chroot_chroot(path.dentry, path.mnt)) + goto dput_and_out; + set_fs_root(current->fs, &path); + + gr_handle_chroot_chdir(&path); + error = 0; dput_and_out: path_put(&path); @@ -511,6 +535,16 @@ static int chmod_common(struct path *path, umode_t mode) return error; retry_deleg: mutex_lock(&inode->i_mutex); + + if (!gr_acl_handle_chmod(path->dentry, path->mnt, &mode)) { + error = -EACCES; + goto out_unlock; + } + if (gr_handle_chroot_chmod(path->dentry, path->mnt, mode)) { + error = -EACCES; + goto out_unlock; + } + error = security_path_chmod(path, mode); if (error) goto out_unlock; @@ -576,6 +610,9 @@ static int chown_common(struct path *path, uid_t user, gid_t group) uid = make_kuid(current_user_ns(), user); gid = make_kgid(current_user_ns(), group); + if (!gr_acl_handle_chown(path->dentry, path->mnt)) + return -EACCES; + retry_deleg: newattrs.ia_valid = ATTR_CTIME; if (user != (uid_t) -1) { @@ -1029,6 +1066,7 @@ long do_sys_open(int dfd, const char __user *filename, int flags, umode_t mode) } else { fsnotify_open(f); fd_install(fd, f); + trace_do_sys_open(tmp->name, flags, mode); } } putname(tmp); diff --git a/fs/overlayfs/copy_up.c b/fs/overlayfs/copy_up.c index 871fcb6..f038f64 100644 --- a/fs/overlayfs/copy_up.c +++ b/fs/overlayfs/copy_up.c @@ -142,7 +142,7 @@ static char *ovl_read_symlink(struct dentry *realdentry) set_fs(get_ds()); /* The cast to a user pointer is valid due to the set_fs() */ res = inode->i_op->readlink(realdentry, - (char __user *)buf, PAGE_SIZE - 1); + (char __force_user *)buf, PAGE_SIZE - 1); set_fs(old_fs); if (res < 0) { free_page((unsigned long) buf); diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c index ec0c2a0..3a64073 100644 --- a/fs/overlayfs/inode.c +++ b/fs/overlayfs/inode.c @@ -49,13 +49,13 @@ int ovl_setattr(struct dentry *dentry, struct iattr *attr) if (err) goto out; - upperdentry = ovl_dentry_upper(dentry); - if (upperdentry) { + err = ovl_copy_up(dentry); + if (!err) { + upperdentry = ovl_dentry_upper(dentry); + mutex_lock(&upperdentry->d_inode->i_mutex); err = notify_change(upperdentry, attr, NULL); mutex_unlock(&upperdentry->d_inode->i_mutex); - } else { - err = ovl_copy_up_last(dentry, attr, false); } ovl_drop_write(dentry); out: @@ -346,6 +346,9 @@ struct inode *ovl_d_select_inode(struct dentry *dentry, unsigned file_flags) if (d_is_dir(dentry)) return d_backing_inode(dentry); + if (d_is_dir(dentry)) + return d_backing_inode(dentry); + type = ovl_path_real(dentry, &realpath); if (ovl_open_need_copy_up(file_flags, type, realpath.dentry)) { err = ovl_want_write(dentry); diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c index e38ee0f..6fc10e4 100644 --- a/fs/overlayfs/super.c +++ b/fs/overlayfs/super.c @@ -172,7 +172,7 @@ void ovl_path_lower(struct dentry *dentry, struct path *path) { struct ovl_entry *oe = dentry->d_fsdata; - *path = oe->numlower ? oe->lowerstack[0] : (struct path) { NULL, NULL }; + *path = oe->numlower ? oe->lowerstack[0] : (struct path) { .dentry = NULL, .mnt = NULL }; } int ovl_want_write(struct dentry *dentry) @@ -880,8 +880,8 @@ static unsigned int ovl_split_lowerdirs(char *str) static int ovl_fill_super(struct super_block *sb, void *data, int silent) { - struct path upperpath = { NULL, NULL }; - struct path workpath = { NULL, NULL }; + struct path upperpath = { .dentry = NULL, .mnt = NULL }; + struct path workpath = { .dentry = NULL, .mnt = NULL }; struct dentry *root_dentry; struct ovl_entry *oe; struct ovl_fs *ufs; diff --git a/fs/pipe.c b/fs/pipe.c index 8865f79..bd2c79b 100644 --- a/fs/pipe.c +++ b/fs/pipe.c @@ -36,7 +36,7 @@ unsigned int pipe_max_size = 1048576; /* * Minimum pipe size, as required by POSIX */ -unsigned int pipe_min_size = PAGE_SIZE; +unsigned int pipe_min_size __read_only = PAGE_SIZE; /* * We use a start+len construction, which provides full use of the @@ -55,7 +55,7 @@ unsigned int pipe_min_size = PAGE_SIZE; static void pipe_lock_nested(struct pipe_inode_info *pipe, int subclass) { - if (pipe->files) + if (atomic_read(&pipe->files)) mutex_lock_nested(&pipe->mutex, subclass); } @@ -70,7 +70,7 @@ EXPORT_SYMBOL(pipe_lock); void pipe_unlock(struct pipe_inode_info *pipe) { - if (pipe->files) + if (atomic_read(&pipe->files)) mutex_unlock(&pipe->mutex); } EXPORT_SYMBOL(pipe_unlock); @@ -291,9 +291,9 @@ pipe_read(struct kiocb *iocb, struct iov_iter *to) } if (bufs) /* More to do? */ continue; - if (!pipe->writers) + if (!atomic_read(&pipe->writers)) break; - if (!pipe->waiting_writers) { + if (!atomic_read(&pipe->waiting_writers)) { /* syscall merging: Usually we must not sleep * if O_NONBLOCK is set, or if we got some data. * But if a writer sleeps in kernel space, then @@ -350,7 +350,7 @@ pipe_write(struct kiocb *iocb, struct iov_iter *from) __pipe_lock(pipe); - if (!pipe->readers) { + if (!atomic_read(&pipe->readers)) { send_sig(SIGPIPE, current, 0); ret = -EPIPE; goto out; @@ -386,7 +386,7 @@ pipe_write(struct kiocb *iocb, struct iov_iter *from) for (;;) { int bufs; - if (!pipe->readers) { + if (!atomic_read(&pipe->readers)) { send_sig(SIGPIPE, current, 0); if (!ret) ret = -EPIPE; @@ -454,9 +454,9 @@ pipe_write(struct kiocb *iocb, struct iov_iter *from) kill_fasync(&pipe->fasync_readers, SIGIO, POLL_IN); do_wakeup = 0; } - pipe->waiting_writers++; + atomic_inc(&pipe->waiting_writers); pipe_wait(pipe); - pipe->waiting_writers--; + atomic_dec(&pipe->waiting_writers); } out: __pipe_unlock(pipe); @@ -511,7 +511,7 @@ pipe_poll(struct file *filp, poll_table *wait) mask = 0; if (filp->f_mode & FMODE_READ) { mask = (nrbufs > 0) ? POLLIN | POLLRDNORM : 0; - if (!pipe->writers && filp->f_version != pipe->w_counter) + if (!atomic_read(&pipe->writers) && filp->f_version != pipe->w_counter) mask |= POLLHUP; } @@ -521,7 +521,7 @@ pipe_poll(struct file *filp, poll_table *wait) * Most Unices do not set POLLERR for FIFOs but on Linux they * behave exactly like pipes for poll(). */ - if (!pipe->readers) + if (!atomic_read(&pipe->readers)) mask |= POLLERR; } @@ -533,7 +533,7 @@ static void put_pipe_info(struct inode *inode, struct pipe_inode_info *pipe) int kill = 0; spin_lock(&inode->i_lock); - if (!--pipe->files) { + if (atomic_dec_and_test(&pipe->files)) { inode->i_pipe = NULL; kill = 1; } @@ -550,11 +550,11 @@ pipe_release(struct inode *inode, struct file *file) __pipe_lock(pipe); if (file->f_mode & FMODE_READ) - pipe->readers--; + atomic_dec(&pipe->readers); if (file->f_mode & FMODE_WRITE) - pipe->writers--; + atomic_dec(&pipe->writers); - if (pipe->readers || pipe->writers) { + if (atomic_read(&pipe->readers) || atomic_read(&pipe->writers)) { wake_up_interruptible_sync_poll(&pipe->wait, POLLIN | POLLOUT | POLLRDNORM | POLLWRNORM | POLLERR | POLLHUP); kill_fasync(&pipe->fasync_readers, SIGIO, POLL_IN); kill_fasync(&pipe->fasync_writers, SIGIO, POLL_OUT); @@ -619,7 +619,7 @@ void free_pipe_info(struct pipe_inode_info *pipe) kfree(pipe); } -static struct vfsmount *pipe_mnt __read_mostly; +struct vfsmount *pipe_mnt __read_mostly; /* * pipefs_dname() is called from d_path(). @@ -649,8 +649,9 @@ static struct inode * get_pipe_inode(void) goto fail_iput; inode->i_pipe = pipe; - pipe->files = 2; - pipe->readers = pipe->writers = 1; + atomic_set(&pipe->files, 2); + atomic_set(&pipe->readers, 1); + atomic_set(&pipe->writers, 1); inode->i_fop = &pipefifo_fops; /* @@ -829,17 +830,17 @@ static int fifo_open(struct inode *inode, struct file *filp) spin_lock(&inode->i_lock); if (inode->i_pipe) { pipe = inode->i_pipe; - pipe->files++; + atomic_inc(&pipe->files); spin_unlock(&inode->i_lock); } else { spin_unlock(&inode->i_lock); pipe = alloc_pipe_info(); if (!pipe) return -ENOMEM; - pipe->files = 1; + atomic_set(&pipe->files, 1); spin_lock(&inode->i_lock); if (unlikely(inode->i_pipe)) { - inode->i_pipe->files++; + atomic_inc(&inode->i_pipe->files); spin_unlock(&inode->i_lock); free_pipe_info(pipe); pipe = inode->i_pipe; @@ -864,10 +865,10 @@ static int fifo_open(struct inode *inode, struct file *filp) * opened, even when there is no process writing the FIFO. */ pipe->r_counter++; - if (pipe->readers++ == 0) + if (atomic_inc_return(&pipe->readers) == 1) wake_up_partner(pipe); - if (!is_pipe && !pipe->writers) { + if (!is_pipe && !atomic_read(&pipe->writers)) { if ((filp->f_flags & O_NONBLOCK)) { /* suppress POLLHUP until we have * seen a writer */ @@ -886,14 +887,14 @@ static int fifo_open(struct inode *inode, struct file *filp) * errno=ENXIO when there is no process reading the FIFO. */ ret = -ENXIO; - if (!is_pipe && (filp->f_flags & O_NONBLOCK) && !pipe->readers) + if (!is_pipe && (filp->f_flags & O_NONBLOCK) && !atomic_read(&pipe->readers)) goto err; pipe->w_counter++; - if (!pipe->writers++) + if (atomic_inc_return(&pipe->writers) == 1) wake_up_partner(pipe); - if (!is_pipe && !pipe->readers) { + if (!is_pipe && !atomic_read(&pipe->readers)) { if (wait_for_partner(pipe, &pipe->r_counter)) goto err_wr; } @@ -907,11 +908,11 @@ static int fifo_open(struct inode *inode, struct file *filp) * the process can at least talk to itself. */ - pipe->readers++; - pipe->writers++; + atomic_inc(&pipe->readers); + atomic_inc(&pipe->writers); pipe->r_counter++; pipe->w_counter++; - if (pipe->readers == 1 || pipe->writers == 1) + if (atomic_read(&pipe->readers) == 1 || atomic_read(&pipe->writers) == 1) wake_up_partner(pipe); break; @@ -925,13 +926,13 @@ static int fifo_open(struct inode *inode, struct file *filp) return 0; err_rd: - if (!--pipe->readers) + if (atomic_dec_and_test(&pipe->readers)) wake_up_interruptible(&pipe->wait); ret = -ERESTARTSYS; goto err; err_wr: - if (!--pipe->writers) + if (atomic_dec_and_test(&pipe->writers)) wake_up_interruptible(&pipe->wait); ret = -ERESTARTSYS; goto err; @@ -1007,7 +1008,7 @@ static long pipe_set_size(struct pipe_inode_info *pipe, unsigned long nr_pages) * Currently we rely on the pipe array holding a power-of-2 number * of pages. */ -static inline unsigned int round_pipe_size(unsigned int size) +static inline unsigned long round_pipe_size(unsigned long size) { unsigned long nr_pages; @@ -1055,13 +1056,16 @@ long pipe_fcntl(struct file *file, unsigned int cmd, unsigned long arg) switch (cmd) { case F_SETPIPE_SZ: { - unsigned int size, nr_pages; + unsigned long size, nr_pages; + + ret = -EINVAL; + if (arg < pipe_min_size) + goto out; size = round_pipe_size(arg); nr_pages = size >> PAGE_SHIFT; - ret = -EINVAL; - if (!nr_pages) + if (size < pipe_min_size) goto out; if (!capable(CAP_SYS_RESOURCE) && size > pipe_max_size) { diff --git a/fs/posix_acl.c b/fs/posix_acl.c index 4fb17de..13d8c0f 100644 --- a/fs/posix_acl.c +++ b/fs/posix_acl.c @@ -20,6 +20,7 @@ #include <linux/xattr.h> #include <linux/export.h> #include <linux/user_namespace.h> +#include <linux/grsecurity.h> struct posix_acl **acl_by_type(struct inode *inode, int type) { @@ -277,7 +278,7 @@ posix_acl_equiv_mode(const struct posix_acl *acl, umode_t *mode_p) } } if (mode_p) - *mode_p = (*mode_p & ~S_IRWXUGO) | mode; + *mode_p = ((*mode_p & ~S_IRWXUGO) | mode) & ~gr_acl_umask(); return not_equiv; } EXPORT_SYMBOL(posix_acl_equiv_mode); @@ -427,7 +428,7 @@ static int posix_acl_create_masq(struct posix_acl *acl, umode_t *mode_p) mode &= (group_obj->e_perm << 3) | ~S_IRWXG; } - *mode_p = (*mode_p & ~S_IRWXUGO) | mode; + *mode_p = ((*mode_p & ~S_IRWXUGO) | mode) & ~gr_acl_umask(); return not_equiv; } @@ -485,6 +486,8 @@ __posix_acl_create(struct posix_acl **acl, gfp_t gfp, umode_t *mode_p) struct posix_acl *clone = posix_acl_clone(*acl, gfp); int err = -ENOMEM; if (clone) { + *mode_p &= ~gr_acl_umask(); + err = posix_acl_create_masq(clone, mode_p); if (err < 0) { posix_acl_release(clone); @@ -657,11 +660,12 @@ struct posix_acl * posix_acl_from_xattr(struct user_namespace *user_ns, const void *value, size_t size) { - posix_acl_xattr_header *header = (posix_acl_xattr_header *)value; - posix_acl_xattr_entry *entry = (posix_acl_xattr_entry *)(header+1), *end; + const posix_acl_xattr_header *header = (const posix_acl_xattr_header *)value; + const posix_acl_xattr_entry *entry = (const posix_acl_xattr_entry *)(header+1), *end; int count; struct posix_acl *acl; struct posix_acl_entry *acl_e; + umode_t umask = gr_acl_umask(); if (!value) return NULL; @@ -687,12 +691,18 @@ posix_acl_from_xattr(struct user_namespace *user_ns, switch(acl_e->e_tag) { case ACL_USER_OBJ: + acl_e->e_perm &= ~((umask & S_IRWXU) >> 6); + break; case ACL_GROUP_OBJ: case ACL_MASK: + acl_e->e_perm &= ~((umask & S_IRWXG) >> 3); + break; case ACL_OTHER: + acl_e->e_perm &= ~(umask & S_IRWXO); break; case ACL_USER: + acl_e->e_perm &= ~((umask & S_IRWXU) >> 6); acl_e->e_uid = make_kuid(user_ns, le32_to_cpu(entry->e_id)); @@ -700,6 +710,7 @@ posix_acl_from_xattr(struct user_namespace *user_ns, goto fail; break; case ACL_GROUP: + acl_e->e_perm &= ~((umask & S_IRWXG) >> 3); acl_e->e_gid = make_kgid(user_ns, le32_to_cpu(entry->e_id)); diff --git a/fs/proc/Kconfig b/fs/proc/Kconfig index 1ade120..a86f1a2 100644 --- a/fs/proc/Kconfig +++ b/fs/proc/Kconfig @@ -30,7 +30,7 @@ config PROC_FS config PROC_KCORE bool "/proc/kcore support" if !ARM - depends on PROC_FS && MMU + depends on PROC_FS && MMU && !GRKERNSEC_PROC_ADD help Provides a virtual ELF core file of the live kernel. This can be read with gdb and other ELF tools. No modifications can be @@ -38,8 +38,8 @@ config PROC_KCORE config PROC_VMCORE bool "/proc/vmcore support" - depends on PROC_FS && CRASH_DUMP - default y + depends on PROC_FS && CRASH_DUMP && !GRKERNSEC + default n help Exports the dump image of crashed kernel in ELF format. @@ -63,8 +63,8 @@ config PROC_SYSCTL limited in memory. config PROC_PAGE_MONITOR - default y - depends on PROC_FS && MMU + default n + depends on PROC_FS && MMU && !GRKERNSEC bool "Enable /proc page monitoring" if EXPERT help Various /proc files exist to monitor process memory utilization: diff --git a/fs/proc/array.c b/fs/proc/array.c index eed2050..fb443f2 100644 --- a/fs/proc/array.c +++ b/fs/proc/array.c @@ -60,6 +60,7 @@ #include <linux/tty.h> #include <linux/string.h> #include <linux/mman.h> +#include <linux/grsecurity.h> #include <linux/proc_fs.h> #include <linux/ioport.h> #include <linux/uaccess.h> @@ -351,6 +352,21 @@ static void task_cpus_allowed(struct seq_file *m, struct task_struct *task) cpumask_pr_args(&task->cpus_allowed)); } +#if defined(CONFIG_PAX_NOEXEC) || defined(CONFIG_PAX_ASLR) +static inline void task_pax(struct seq_file *m, struct task_struct *p) +{ + if (p->mm) + seq_printf(m, "PaX:\t%c%c%c%c%c\n", + p->mm->pax_flags & MF_PAX_PAGEEXEC ? 'P' : 'p', + p->mm->pax_flags & MF_PAX_EMUTRAMP ? 'E' : 'e', + p->mm->pax_flags & MF_PAX_MPROTECT ? 'M' : 'm', + p->mm->pax_flags & MF_PAX_RANDMMAP ? 'R' : 'r', + p->mm->pax_flags & MF_PAX_SEGMEXEC ? 'S' : 's'); + else + seq_printf(m, "PaX:\t-----\n"); +} +#endif + int proc_pid_status(struct seq_file *m, struct pid_namespace *ns, struct pid *pid, struct task_struct *task) { @@ -369,9 +385,24 @@ int proc_pid_status(struct seq_file *m, struct pid_namespace *ns, task_cpus_allowed(m, task); cpuset_task_status_allowed(m, task); task_context_switch_counts(m, task); + +#if defined(CONFIG_PAX_NOEXEC) || defined(CONFIG_PAX_ASLR) + task_pax(m, task); +#endif + +#if defined(CONFIG_GRKERNSEC) && !defined(CONFIG_GRKERNSEC_NO_RBAC) + task_grsec_rbac(m, task); +#endif + return 0; } +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP +#define PAX_RAND_FLAGS(_mm) (_mm != NULL && _mm != current->mm && \ + (_mm->pax_flags & MF_PAX_RANDMMAP || \ + _mm->pax_flags & MF_PAX_SEGMEXEC)) +#endif + static int do_task_stat(struct seq_file *m, struct pid_namespace *ns, struct pid *pid, struct task_struct *task, int whole) { @@ -393,9 +424,16 @@ static int do_task_stat(struct seq_file *m, struct pid_namespace *ns, char tcomm[sizeof(task->comm)]; unsigned long flags; +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + if (current->exec_id != m->exec_id) { + gr_log_badprocpid("stat"); + return 0; + } +#endif + state = *get_task_state(task); vsize = eip = esp = 0; - permitted = ptrace_may_access(task, PTRACE_MODE_READ | PTRACE_MODE_NOAUDIT); + permitted = ptrace_may_access(task, PTRACE_MODE_READ_FSCREDS | PTRACE_MODE_NOAUDIT); mm = get_task_mm(task); if (mm) { vsize = task_vsize(mm); @@ -463,6 +501,19 @@ static int do_task_stat(struct seq_file *m, struct pid_namespace *ns, gtime = task_gtime(task); } +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + if (PAX_RAND_FLAGS(mm)) { + eip = 0; + esp = 0; + wchan = 0; + } +#endif +#ifdef CONFIG_GRKERNSEC_HIDESYM + wchan = 0; + eip =0; + esp =0; +#endif + /* scale priority and nice values from timeslices to -20..20 */ /* to make it look like a "normal" Unix priority/nice value */ priority = task_prio(task); @@ -494,9 +545,15 @@ static int do_task_stat(struct seq_file *m, struct pid_namespace *ns, seq_put_decimal_ull(m, ' ', vsize); seq_put_decimal_ull(m, ' ', mm ? get_mm_rss(mm) : 0); seq_put_decimal_ull(m, ' ', rsslim); +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + seq_put_decimal_ull(m, ' ', PAX_RAND_FLAGS(mm) ? 1 : (mm ? (permitted ? mm->start_code : 1) : 0)); + seq_put_decimal_ull(m, ' ', PAX_RAND_FLAGS(mm) ? 1 : (mm ? (permitted ? mm->end_code : 1) : 0)); + seq_put_decimal_ull(m, ' ', PAX_RAND_FLAGS(mm) ? 0 : ((permitted && mm) ? mm->start_stack : 0)); +#else seq_put_decimal_ull(m, ' ', mm ? (permitted ? mm->start_code : 1) : 0); seq_put_decimal_ull(m, ' ', mm ? (permitted ? mm->end_code : 1) : 0); seq_put_decimal_ull(m, ' ', (permitted && mm) ? mm->start_stack : 0); +#endif seq_put_decimal_ull(m, ' ', esp); seq_put_decimal_ull(m, ' ', eip); /* The signal information here is obsolete. @@ -530,7 +587,11 @@ static int do_task_stat(struct seq_file *m, struct pid_namespace *ns, seq_put_decimal_ull(m, ' ', cputime_to_clock_t(gtime)); seq_put_decimal_ll(m, ' ', cputime_to_clock_t(cgtime)); - if (mm && permitted) { + if (mm && permitted +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + && !PAX_RAND_FLAGS(mm) +#endif + ) { seq_put_decimal_ull(m, ' ', mm->start_data); seq_put_decimal_ull(m, ' ', mm->end_data); seq_put_decimal_ull(m, ' ', mm->start_brk); @@ -568,8 +629,15 @@ int proc_pid_statm(struct seq_file *m, struct pid_namespace *ns, struct pid *pid, struct task_struct *task) { unsigned long size = 0, resident = 0, shared = 0, text = 0, data = 0; - struct mm_struct *mm = get_task_mm(task); + struct mm_struct *mm; +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + if (current->exec_id != m->exec_id) { + gr_log_badprocpid("statm"); + return 0; + } +#endif + mm = get_task_mm(task); if (mm) { size = task_statm(mm, &shared, &text, &data, &resident); mmput(mm); @@ -592,6 +660,21 @@ int proc_pid_statm(struct seq_file *m, struct pid_namespace *ns, return 0; } +#ifdef CONFIG_GRKERNSEC_PROC_IPADDR +int proc_pid_ipaddr(struct seq_file *m, struct pid_namespace *ns, struct pid *pid, struct task_struct *task) +{ + unsigned long flags; + u32 curr_ip = 0; + + if (lock_task_sighand(task, &flags)) { + curr_ip = task->signal->curr_ip; + unlock_task_sighand(task, &flags); + } + seq_printf(m, "%pI4\n", &curr_ip); + return 0; +} +#endif + #ifdef CONFIG_PROC_CHILDREN static struct pid * get_children_pid(struct inode *inode, struct pid *pid_prev, loff_t pos) diff --git a/fs/proc/base.c b/fs/proc/base.c index 29595af..aeaaf2e 100644 --- a/fs/proc/base.c +++ b/fs/proc/base.c @@ -113,6 +113,14 @@ struct pid_entry { union proc_op op; }; +struct getdents_callback { + struct linux_dirent __user * current_dir; + struct linux_dirent __user * previous; + struct file * file; + int count; + int error; +}; + #define NOD(NAME, MODE, IOP, FOP, OP) { \ .name = (NAME), \ .len = sizeof(NAME) - 1, \ @@ -224,6 +232,11 @@ static ssize_t proc_pid_cmdline_read(struct file *file, char __user *buf, goto out_mmput; } + if (gr_acl_handle_procpidmem(tsk)) { + rv = 0; + goto out_mmput; + } + page = (char *)__get_free_page(GFP_TEMPORARY); if (!page) { rv = -ENOMEM; @@ -400,12 +413,28 @@ static const struct file_operations proc_pid_cmdline_ops = { .llseek = generic_file_llseek, }; +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP +#define PAX_RAND_FLAGS(_mm) (_mm != NULL && _mm != current->mm && \ + (_mm->pax_flags & MF_PAX_RANDMMAP || \ + _mm->pax_flags & MF_PAX_SEGMEXEC)) +#endif + static int proc_pid_auxv(struct seq_file *m, struct pid_namespace *ns, struct pid *pid, struct task_struct *task) { - struct mm_struct *mm = mm_access(task, PTRACE_MODE_READ); + struct mm_struct *mm = mm_access(task, PTRACE_MODE_READ_FSCREDS); if (mm && !IS_ERR(mm)) { unsigned int nwords = 0; + +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + /* allow if we're currently ptracing this task */ + if (PAX_RAND_FLAGS(mm) && + (!(task->ptrace & PT_PTRACED) || (task->parent != current))) { + mmput(mm); + return 0; + } +#endif + do { nwords += 2; } while (mm->saved_auxv[nwords - 2] != 0); /* AT_NULL */ @@ -417,7 +446,7 @@ static int proc_pid_auxv(struct seq_file *m, struct pid_namespace *ns, } -#ifdef CONFIG_KALLSYMS +#if defined(CONFIG_KALLSYMS) && !defined(CONFIG_GRKERNSEC_HIDESYM) /* * Provides a wchan file via kallsyms in a proper one-value-per-file format. * Returns the resolved symbol. If that fails, simply return the address. @@ -430,7 +459,7 @@ static int proc_pid_wchan(struct seq_file *m, struct pid_namespace *ns, wchan = get_wchan(task); - if (wchan && ptrace_may_access(task, PTRACE_MODE_READ) && !lookup_symbol_name(wchan, symname)) + if (wchan && !lookup_symbol_name(wchan, symname) && ptrace_may_access(task, PTRACE_MODE_READ_FSCREDS)) seq_printf(m, "%s", symname); else seq_putc(m, '0'); @@ -444,7 +473,7 @@ static int lock_trace(struct task_struct *task) int err = mutex_lock_killable(&task->signal->cred_guard_mutex); if (err) return err; - if (!ptrace_may_access(task, PTRACE_MODE_ATTACH)) { + if (!ptrace_may_access(task, PTRACE_MODE_ATTACH_FSCREDS)) { mutex_unlock(&task->signal->cred_guard_mutex); return -EPERM; } @@ -456,7 +485,7 @@ static void unlock_trace(struct task_struct *task) mutex_unlock(&task->signal->cred_guard_mutex); } -#ifdef CONFIG_STACKTRACE +#if defined(CONFIG_STACKTRACE) && !defined(CONFIG_GRKERNSEC_HIDESYM) #define MAX_STACK_TRACE_DEPTH 64 @@ -654,7 +683,7 @@ static int proc_pid_limits(struct seq_file *m, struct pid_namespace *ns, return 0; } -#ifdef CONFIG_HAVE_ARCH_TRACEHOOK +#if defined(CONFIG_HAVE_ARCH_TRACEHOOK) && !defined(CONFIG_GRKERNSEC_PROC_MEMMAP) static int proc_pid_syscall(struct seq_file *m, struct pid_namespace *ns, struct pid *pid, struct task_struct *task) { @@ -687,7 +716,7 @@ static int proc_pid_syscall(struct seq_file *m, struct pid_namespace *ns, /************************************************************************/ /* permission checks */ -static int proc_fd_access_allowed(struct inode *inode) +static int proc_fd_access_allowed(struct inode *inode, unsigned int log) { struct task_struct *task; int allowed = 0; @@ -697,7 +726,10 @@ static int proc_fd_access_allowed(struct inode *inode) */ task = get_proc_task(inode); if (task) { - allowed = ptrace_may_access(task, PTRACE_MODE_READ); + if (log) + allowed = ptrace_may_access(task, PTRACE_MODE_READ_FSCREDS); + else + allowed = ptrace_may_access(task, PTRACE_MODE_READ_FSCREDS | PTRACE_MODE_NOAUDIT); put_task_struct(task); } return allowed; @@ -728,11 +760,36 @@ static bool has_pid_permissions(struct pid_namespace *pid, struct task_struct *task, int hide_pid_min) { + if (gr_pid_is_chrooted(task) || gr_check_hidden_task(task)) + return false; + +#if defined(CONFIG_GRKERNSEC_PROC_USER) || defined(CONFIG_GRKERNSEC_PROC_USERGROUP) + rcu_read_lock(); + { + const struct cred *tmpcred = current_cred(); + const struct cred *cred = __task_cred(task); + + if (uid_eq(tmpcred->uid, GLOBAL_ROOT_UID) || uid_eq(tmpcred->uid, cred->uid) +#ifdef CONFIG_GRKERNSEC_PROC_USERGROUP + || in_group_p(grsec_proc_gid) +#endif + ) { + rcu_read_unlock(); + return true; + } + } + rcu_read_unlock(); + + if (!pid->hide_pid) + return ptrace_may_access(task, PTRACE_MODE_READ_FSCREDS | PTRACE_MODE_NOAUDIT); +#endif + if (pid->hide_pid < hide_pid_min) return true; if (in_group_p(pid->pid_gid)) return true; - return ptrace_may_access(task, PTRACE_MODE_READ); + + return ptrace_may_access(task, PTRACE_MODE_READ_FSCREDS); } @@ -749,7 +806,11 @@ static int proc_pid_permission(struct inode *inode, int mask) put_task_struct(task); if (!has_perms) { +#if defined(CONFIG_GRKERNSEC_PROC_USER) || defined(CONFIG_GRKERNSEC_PROC_USERGROUP) + { +#else if (pid->hide_pid == 2) { +#endif /* * Let's make getdents(), stat(), and open() * consistent with each other. If a process @@ -809,7 +870,11 @@ struct mm_struct *proc_mem_open(struct inode *inode, unsigned int mode) struct mm_struct *mm = ERR_PTR(-ESRCH); if (task) { - mm = mm_access(task, mode); + mm = mm_access(task, mode | PTRACE_MODE_FSCREDS); + if (!IS_ERR_OR_NULL(mm) && gr_acl_handle_procpidmem(task)) { + mmput(mm); + mm = ERR_PTR(-EPERM); + } put_task_struct(task); if (!IS_ERR_OR_NULL(mm)) { @@ -831,6 +896,11 @@ static int __mem_open(struct inode *inode, struct file *file, unsigned int mode) return PTR_ERR(mm); file->private_data = mm; + +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + file->f_version = current->exec_id; +#endif + return 0; } @@ -852,6 +922,17 @@ static ssize_t mem_rw(struct file *file, char __user *buf, ssize_t copied; char *page; +#ifdef CONFIG_GRKERNSEC + if (write) + return -EPERM; +#endif +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + if (file->f_version != current->exec_id) { + gr_log_badprocpid("mem"); + return 0; + } +#endif + if (!mm) return 0; @@ -864,7 +945,7 @@ static ssize_t mem_rw(struct file *file, char __user *buf, goto free; while (count > 0) { - int this_len = min_t(int, count, PAGE_SIZE); + ssize_t this_len = min_t(ssize_t, count, PAGE_SIZE); if (write && copy_from_user(page, buf, this_len)) { copied = -EFAULT; @@ -956,6 +1037,13 @@ static ssize_t environ_read(struct file *file, char __user *buf, if (!mm) return 0; +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + if (file->f_version != current->exec_id) { + gr_log_badprocpid("environ"); + return 0; + } +#endif + page = (char *)__get_free_page(GFP_TEMPORARY); if (!page) return -ENOMEM; @@ -965,7 +1053,7 @@ static ssize_t environ_read(struct file *file, char __user *buf, goto free; while (count > 0) { size_t this_len, max_len; - int retval; + ssize_t retval; if (src >= (mm->env_end - mm->env_start)) break; @@ -1561,7 +1649,7 @@ static const char *proc_pid_follow_link(struct dentry *dentry, void **cookie) int error = -EACCES; /* Are we allowed to snoop on the tasks file descriptors? */ - if (!proc_fd_access_allowed(inode)) + if (!proc_fd_access_allowed(inode, 0)) goto out; error = PROC_I(inode)->op.proc_get_link(dentry, &path); @@ -1605,8 +1693,18 @@ static int proc_pid_readlink(struct dentry * dentry, char __user * buffer, int b struct path path; /* Are we allowed to snoop on the tasks file descriptors? */ - if (!proc_fd_access_allowed(inode)) - goto out; + /* logging this is needed for learning on chromium to work properly, + but we don't want to flood the logs from 'ps' which does a readlink + on /proc/fd/2 of tasks in the listing, nor do we want 'ps' to learn + CAP_SYS_PTRACE as it's not necessary for its basic functionality + */ + if (dentry->d_name.name[0] == '2' && dentry->d_name.name[1] == '\0') { + if (!proc_fd_access_allowed(inode,0)) + goto out; + } else { + if (!proc_fd_access_allowed(inode,1)) + goto out; + } error = PROC_I(inode)->op.proc_get_link(dentry, &path); if (error) @@ -1656,7 +1754,11 @@ struct inode *proc_pid_make_inode(struct super_block * sb, struct task_struct *t rcu_read_lock(); cred = __task_cred(task); inode->i_uid = cred->euid; +#ifdef CONFIG_GRKERNSEC_PROC_USERGROUP + inode->i_gid = grsec_proc_gid; +#else inode->i_gid = cred->egid; +#endif rcu_read_unlock(); } security_task_to_inode(task, inode); @@ -1692,10 +1794,19 @@ int pid_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat *stat) return -ENOENT; } if ((inode->i_mode == (S_IFDIR|S_IRUGO|S_IXUGO)) || +#ifdef CONFIG_GRKERNSEC_PROC_USER + (inode->i_mode == (S_IFDIR|S_IRUSR|S_IXUSR)) || +#elif defined(CONFIG_GRKERNSEC_PROC_USERGROUP) + (inode->i_mode == (S_IFDIR|S_IRUSR|S_IRGRP|S_IXUSR|S_IXGRP)) || +#endif task_dumpable(task)) { cred = __task_cred(task); stat->uid = cred->euid; +#ifdef CONFIG_GRKERNSEC_PROC_USERGROUP + stat->gid = grsec_proc_gid; +#else stat->gid = cred->egid; +#endif } } rcu_read_unlock(); @@ -1733,11 +1844,20 @@ int pid_revalidate(struct dentry *dentry, unsigned int flags) if (task) { if ((inode->i_mode == (S_IFDIR|S_IRUGO|S_IXUGO)) || +#ifdef CONFIG_GRKERNSEC_PROC_USER + (inode->i_mode == (S_IFDIR|S_IRUSR|S_IXUSR)) || +#elif defined(CONFIG_GRKERNSEC_PROC_USERGROUP) + (inode->i_mode == (S_IFDIR|S_IRUSR|S_IRGRP|S_IXUSR|S_IXGRP)) || +#endif task_dumpable(task)) { rcu_read_lock(); cred = __task_cred(task); inode->i_uid = cred->euid; +#ifdef CONFIG_GRKERNSEC_PROC_USERGROUP + inode->i_gid = grsec_proc_gid; +#else inode->i_gid = cred->egid; +#endif rcu_read_unlock(); } else { inode->i_uid = GLOBAL_ROOT_UID; @@ -1846,7 +1966,7 @@ static int map_files_d_revalidate(struct dentry *dentry, unsigned int flags) if (!task) goto out_notask; - mm = mm_access(task, PTRACE_MODE_READ); + mm = mm_access(task, PTRACE_MODE_READ_FSCREDS); if (IS_ERR_OR_NULL(mm)) goto out; @@ -1997,7 +2117,7 @@ static struct dentry *proc_map_files_lookup(struct inode *dir, goto out; result = -EACCES; - if (!ptrace_may_access(task, PTRACE_MODE_READ)) + if (!ptrace_may_access(task, PTRACE_MODE_READ_FSCREDS)) goto out_put_task; result = -ENOENT; @@ -2050,7 +2170,7 @@ proc_map_files_readdir(struct file *file, struct dir_context *ctx) goto out; ret = -EACCES; - if (!ptrace_may_access(task, PTRACE_MODE_READ)) + if (!ptrace_may_access(task, PTRACE_MODE_READ_FSCREDS)) goto out_put_task; ret = 0; @@ -2276,6 +2396,9 @@ static struct dentry *proc_pident_lookup(struct inode *dir, if (!task) goto out_no_task; + if (gr_pid_is_chrooted(task) || gr_check_hidden_task(task)) + goto out; + /* * Yes, it does not scale. And it should not. Don't add * new entries into /proc/<tgid>/ without very good reasons. @@ -2306,6 +2429,9 @@ static int proc_pident_readdir(struct file *file, struct dir_context *ctx, if (!task) return -ENOENT; + if (gr_pid_is_chrooted(task) || gr_check_hidden_task(task)) + goto out; + if (!dir_emit_dots(file, ctx)) goto out; @@ -2484,6 +2610,7 @@ static ssize_t proc_coredump_filter_write(struct file *file, mm = get_task_mm(task); if (!mm) goto out_no_mm; + ret = 0; for (i = 0, mask = 1; i < MMF_DUMP_FILTER_BITS; i++, mask <<= 1) { if (val & mask) @@ -2519,7 +2646,7 @@ static int do_io_accounting(struct task_struct *task, struct seq_file *m, int wh if (result) return result; - if (!ptrace_may_access(task, PTRACE_MODE_READ)) { + if (!ptrace_may_access(task, PTRACE_MODE_READ_FSCREDS)) { result = -EACCES; goto out_unlock; } @@ -2738,7 +2865,7 @@ static const struct pid_entry tgid_base_stuff[] = { REG("autogroup", S_IRUGO|S_IWUSR, proc_pid_sched_autogroup_operations), #endif REG("comm", S_IRUGO|S_IWUSR, proc_pid_set_comm_operations), -#ifdef CONFIG_HAVE_ARCH_TRACEHOOK +#if defined(CONFIG_HAVE_ARCH_TRACEHOOK) && !defined(CONFIG_GRKERNSEC_PROC_MEMMAP) ONE("syscall", S_IRUSR, proc_pid_syscall), #endif REG("cmdline", S_IRUGO, proc_pid_cmdline_ops), @@ -2763,10 +2890,10 @@ static const struct pid_entry tgid_base_stuff[] = { #ifdef CONFIG_SECURITY DIR("attr", S_IRUGO|S_IXUGO, proc_attr_dir_inode_operations, proc_attr_dir_operations), #endif -#ifdef CONFIG_KALLSYMS +#if defined(CONFIG_KALLSYMS) && !defined(CONFIG_GRKERNSEC_HIDESYM) ONE("wchan", S_IRUGO, proc_pid_wchan), #endif -#ifdef CONFIG_STACKTRACE +#if defined(CONFIG_STACKTRACE) && !defined(CONFIG_GRKERNSEC_HIDESYM) ONE("stack", S_IRUSR, proc_pid_stack), #endif #ifdef CONFIG_SCHED_INFO @@ -2800,6 +2927,9 @@ static const struct pid_entry tgid_base_stuff[] = { #ifdef CONFIG_HARDWALL ONE("hardwall", S_IRUGO, proc_pid_hardwall), #endif +#ifdef CONFIG_GRKERNSEC_PROC_IPADDR + ONE("ipaddr", S_IRUSR, proc_pid_ipaddr), +#endif #ifdef CONFIG_USER_NS REG("uid_map", S_IRUGO|S_IWUSR, proc_uid_map_operations), REG("gid_map", S_IRUGO|S_IWUSR, proc_gid_map_operations), @@ -2932,7 +3062,14 @@ static int proc_pid_instantiate(struct inode *dir, if (!inode) goto out; +#ifdef CONFIG_GRKERNSEC_PROC_USER + inode->i_mode = S_IFDIR|S_IRUSR|S_IXUSR; +#elif defined(CONFIG_GRKERNSEC_PROC_USERGROUP) + inode->i_gid = grsec_proc_gid; + inode->i_mode = S_IFDIR|S_IRUSR|S_IRGRP|S_IXUSR|S_IXGRP; +#else inode->i_mode = S_IFDIR|S_IRUGO|S_IXUGO; +#endif inode->i_op = &proc_tgid_base_inode_operations; inode->i_fop = &proc_tgid_base_operations; inode->i_flags|=S_IMMUTABLE; @@ -2970,7 +3107,11 @@ struct dentry *proc_pid_lookup(struct inode *dir, struct dentry * dentry, unsign if (!task) goto out; + if (gr_pid_is_chrooted(task) || gr_check_hidden_task(task)) + goto out_put_task; + result = proc_pid_instantiate(dir, dentry, task, NULL); +out_put_task: put_task_struct(task); out: return ERR_PTR(result); @@ -3084,7 +3225,7 @@ static const struct pid_entry tid_base_stuff[] = { REG("sched", S_IRUGO|S_IWUSR, proc_pid_sched_operations), #endif REG("comm", S_IRUGO|S_IWUSR, proc_pid_set_comm_operations), -#ifdef CONFIG_HAVE_ARCH_TRACEHOOK +#if defined(CONFIG_HAVE_ARCH_TRACEHOOK) && !defined(CONFIG_GRKERNSEC_PROC_MEMMAP) ONE("syscall", S_IRUSR, proc_pid_syscall), #endif REG("cmdline", S_IRUGO, proc_pid_cmdline_ops), @@ -3111,10 +3252,10 @@ static const struct pid_entry tid_base_stuff[] = { #ifdef CONFIG_SECURITY DIR("attr", S_IRUGO|S_IXUGO, proc_attr_dir_inode_operations, proc_attr_dir_operations), #endif -#ifdef CONFIG_KALLSYMS +#if defined(CONFIG_KALLSYMS) && !defined(CONFIG_GRKERNSEC_HIDESYM) ONE("wchan", S_IRUGO, proc_pid_wchan), #endif -#ifdef CONFIG_STACKTRACE +#if defined(CONFIG_STACKTRACE) && !defined(CONFIG_GRKERNSEC_HIDESYM) ONE("stack", S_IRUSR, proc_pid_stack), #endif #ifdef CONFIG_SCHED_INFO diff --git a/fs/proc/cmdline.c b/fs/proc/cmdline.c index cbd82df..c0407d2 100644 --- a/fs/proc/cmdline.c +++ b/fs/proc/cmdline.c @@ -23,7 +23,11 @@ static const struct file_operations cmdline_proc_fops = { static int __init proc_cmdline_init(void) { +#ifdef CONFIG_GRKERNSEC_PROC_ADD + proc_create_grsec("cmdline", 0, NULL, &cmdline_proc_fops); +#else proc_create("cmdline", 0, NULL, &cmdline_proc_fops); +#endif return 0; } fs_initcall(proc_cmdline_init); diff --git a/fs/proc/devices.c b/fs/proc/devices.c index 50493ed..248166b 100644 --- a/fs/proc/devices.c +++ b/fs/proc/devices.c @@ -64,7 +64,11 @@ static const struct file_operations proc_devinfo_operations = { static int __init proc_devices_init(void) { +#ifdef CONFIG_GRKERNSEC_PROC_ADD + proc_create_grsec("devices", 0, NULL, &proc_devinfo_operations); +#else proc_create("devices", 0, NULL, &proc_devinfo_operations); +#endif return 0; } fs_initcall(proc_devices_init); diff --git a/fs/proc/fd.c b/fs/proc/fd.c index 6e5fcd0..06ea074 100644 --- a/fs/proc/fd.c +++ b/fs/proc/fd.c @@ -27,7 +27,8 @@ static int seq_show(struct seq_file *m, void *v) if (!task) return -ENOENT; - files = get_files_struct(task); + if (!gr_acl_handle_procpidmem(task)) + files = get_files_struct(task); put_task_struct(task); if (files) { @@ -291,11 +292,21 @@ static struct dentry *proc_lookupfd(struct inode *dir, struct dentry *dentry, */ int proc_fd_permission(struct inode *inode, int mask) { + struct task_struct *task; int rv = generic_permission(inode, mask); - if (rv == 0) - return 0; + if (task_tgid(current) == proc_pid(inode)) rv = 0; + + task = get_proc_task(inode); + if (task == NULL) + return rv; + + if (gr_acl_handle_procpidmem(task)) + rv = -EACCES; + + put_task_struct(task); + return rv; } diff --git a/fs/proc/generic.c b/fs/proc/generic.c index ff3ffc7..1aec0a3 100644 --- a/fs/proc/generic.c +++ b/fs/proc/generic.c @@ -22,6 +22,7 @@ #include <linux/bitops.h> #include <linux/spinlock.h> #include <linux/completion.h> +#include <linux/grsecurity.h> #include <asm/uaccess.h> #include "internal.h" @@ -253,6 +254,15 @@ struct dentry *proc_lookup(struct inode *dir, struct dentry *dentry, return proc_lookup_de(PDE(dir), dir, dentry); } +struct dentry *proc_lookup_restrict(struct inode *dir, struct dentry *dentry, + unsigned int flags) +{ + if (gr_proc_is_restricted()) + return ERR_PTR(-EACCES); + + return proc_lookup_de(PDE(dir), dir, dentry); +} + /* * This returns non-zero if at EOF, so that the /proc * root directory can use this and check if it should @@ -310,6 +320,16 @@ int proc_readdir(struct file *file, struct dir_context *ctx) return proc_readdir_de(PDE(inode), file, ctx); } +int proc_readdir_restrict(struct file *file, struct dir_context *ctx) +{ + struct inode *inode = file_inode(file); + + if (gr_proc_is_restricted()) + return -EACCES; + + return proc_readdir_de(PDE(inode), file, ctx); +} + /* * These are the generic /proc directory operations. They * use the in-memory "struct proc_dir_entry" tree to parse @@ -321,6 +341,12 @@ static const struct file_operations proc_dir_operations = { .iterate = proc_readdir, }; +static const struct file_operations proc_dir_restricted_operations = { + .llseek = generic_file_llseek, + .read = generic_read_dir, + .iterate = proc_readdir_restrict, +}; + /* * proc directories can do almost nothing.. */ @@ -330,6 +356,12 @@ static const struct inode_operations proc_dir_inode_operations = { .setattr = proc_notify_change, }; +static const struct inode_operations proc_dir_restricted_inode_operations = { + .lookup = proc_lookup_restrict, + .getattr = proc_getattr, + .setattr = proc_notify_change, +}; + static int proc_register(struct proc_dir_entry * dir, struct proc_dir_entry * dp) { int ret; @@ -445,6 +477,31 @@ struct proc_dir_entry *proc_mkdir_data(const char *name, umode_t mode, } EXPORT_SYMBOL_GPL(proc_mkdir_data); +struct proc_dir_entry *proc_mkdir_data_restrict(const char *name, umode_t mode, + struct proc_dir_entry *parent, void *data) +{ + struct proc_dir_entry *ent; + + if (mode == 0) + mode = S_IRUGO | S_IXUGO; + + ent = __proc_create(&parent, name, S_IFDIR | mode, 2); + if (ent) { + ent->data = data; + ent->restricted = 1; + ent->proc_fops = &proc_dir_restricted_operations; + ent->proc_iops = &proc_dir_restricted_inode_operations; + parent->nlink++; + if (proc_register(parent, ent) < 0) { + kfree(ent); + parent->nlink--; + ent = NULL; + } + } + return ent; +} +EXPORT_SYMBOL_GPL(proc_mkdir_data_restrict); + struct proc_dir_entry *proc_mkdir_mode(const char *name, umode_t mode, struct proc_dir_entry *parent) { @@ -459,6 +516,13 @@ struct proc_dir_entry *proc_mkdir(const char *name, } EXPORT_SYMBOL(proc_mkdir); +struct proc_dir_entry *proc_mkdir_restrict(const char *name, + struct proc_dir_entry *parent) +{ + return proc_mkdir_data_restrict(name, 0, parent, NULL); +} +EXPORT_SYMBOL(proc_mkdir_restrict); + struct proc_dir_entry *proc_create_mount_point(const char *name) { umode_t mode = S_IFDIR | S_IRUGO | S_IXUGO; diff --git a/fs/proc/inode.c b/fs/proc/inode.c index bd95b9f..a64a773 100644 --- a/fs/proc/inode.c +++ b/fs/proc/inode.c @@ -23,11 +23,17 @@ #include <linux/slab.h> #include <linux/mount.h> #include <linux/magic.h> +#include <linux/grsecurity.h> #include <asm/uaccess.h> #include "internal.h" +#ifdef CONFIG_PROC_SYSCTL +extern const struct inode_operations proc_sys_inode_operations; +extern const struct inode_operations proc_sys_dir_operations; +#endif + static void proc_evict_inode(struct inode *inode) { struct proc_dir_entry *de; @@ -48,6 +54,13 @@ static void proc_evict_inode(struct inode *inode) RCU_INIT_POINTER(PROC_I(inode)->sysctl, NULL); sysctl_head_put(head); } + +#ifdef CONFIG_PROC_SYSCTL + if (inode->i_op == &proc_sys_inode_operations || + inode->i_op == &proc_sys_dir_operations) + gr_handle_delete(inode->i_ino, inode->i_sb->s_dev); +#endif + } static struct kmem_cache * proc_inode_cachep; @@ -429,7 +442,11 @@ struct inode *proc_get_inode(struct super_block *sb, struct proc_dir_entry *de) if (de->mode) { inode->i_mode = de->mode; inode->i_uid = de->uid; +#ifdef CONFIG_GRKERNSEC_PROC_USERGROUP + inode->i_gid = grsec_proc_gid; +#else inode->i_gid = de->gid; +#endif } if (de->size) inode->i_size = de->size; diff --git a/fs/proc/internal.h b/fs/proc/internal.h index aa27810..9f2d3b2 100644 --- a/fs/proc/internal.h +++ b/fs/proc/internal.h @@ -47,9 +47,10 @@ struct proc_dir_entry { struct completion *pde_unload_completion; struct list_head pde_openers; /* who did ->open, but not ->release */ spinlock_t pde_unload_lock; /* proc_fops checks and pde_users bumps */ + u8 restricted; /* a directory in /proc/net that should be restricted via GRKERNSEC_PROC */ u8 namelen; char name[]; -}; +} __randomize_layout; union proc_op { int (*proc_get_link)(struct dentry *, struct path *); @@ -67,7 +68,7 @@ struct proc_inode { struct ctl_table *sysctl_entry; const struct proc_ns_operations *ns_ops; struct inode vfs_inode; -}; +} __randomize_layout; /* * General functions @@ -155,6 +156,10 @@ extern int proc_pid_status(struct seq_file *, struct pid_namespace *, struct pid *, struct task_struct *); extern int proc_pid_statm(struct seq_file *, struct pid_namespace *, struct pid *, struct task_struct *); +#ifdef CONFIG_GRKERNSEC_PROC_IPADDR +extern int proc_pid_ipaddr(struct seq_file *, struct pid_namespace *, + struct pid *, struct task_struct *); +#endif /* * base.c @@ -179,9 +184,11 @@ extern bool proc_fill_cache(struct file *, struct dir_context *, const char *, i * generic.c */ extern struct dentry *proc_lookup(struct inode *, struct dentry *, unsigned int); +extern struct dentry *proc_lookup_restrict(struct inode *, struct dentry *, unsigned int); extern struct dentry *proc_lookup_de(struct proc_dir_entry *, struct inode *, struct dentry *); extern int proc_readdir(struct file *, struct dir_context *); +extern int proc_readdir_restrict(struct file *, struct dir_context *); extern int proc_readdir_de(struct proc_dir_entry *, struct file *, struct dir_context *); static inline struct proc_dir_entry *pde_get(struct proc_dir_entry *pde) diff --git a/fs/proc/interrupts.c b/fs/proc/interrupts.c index a352d57..cb94a5c 100644 --- a/fs/proc/interrupts.c +++ b/fs/proc/interrupts.c @@ -47,7 +47,11 @@ static const struct file_operations proc_interrupts_operations = { static int __init proc_interrupts_init(void) { +#ifdef CONFIG_GRKERNSEC_PROC_ADD + proc_create_grsec("interrupts", 0, NULL, &proc_interrupts_operations); +#else proc_create("interrupts", 0, NULL, &proc_interrupts_operations); +#endif return 0; } fs_initcall(proc_interrupts_init); diff --git a/fs/proc/kcore.c b/fs/proc/kcore.c index 92e6726..a600d4fa 100644 --- a/fs/proc/kcore.c +++ b/fs/proc/kcore.c @@ -483,9 +483,10 @@ read_kcore(struct file *file, char __user *buffer, size_t buflen, loff_t *fpos) * the addresses in the elf_phdr on our list. */ start = kc_offset_to_vaddr(*fpos - elf_buflen); - if ((tsz = (PAGE_SIZE - (start & ~PAGE_MASK))) > buflen) + tsz = PAGE_SIZE - (start & ~PAGE_MASK); + if (tsz > buflen) tsz = buflen; - + while (buflen) { struct kcore_list *m; @@ -515,19 +516,20 @@ read_kcore(struct file *file, char __user *buffer, size_t buflen, loff_t *fpos) } else { if (kern_addr_valid(start)) { unsigned long n; + char *elf_buf; + mm_segment_t oldfs; - n = copy_to_user(buffer, (char *)start, tsz); - /* - * We cannot distinguish between fault on source - * and fault on destination. When this happens - * we clear too and hope it will trigger the - * EFAULT again. - */ - if (n) { - if (clear_user(buffer + tsz - n, - n)) - return -EFAULT; - } + elf_buf = kzalloc(tsz, GFP_KERNEL); + if (!elf_buf) + return -ENOMEM; + oldfs = get_fs(); + set_fs(KERNEL_DS); + n = __copy_from_user(elf_buf, (const void __user *)start, tsz); + set_fs(oldfs); + n = copy_to_user(buffer, elf_buf, tsz); + kfree(elf_buf); + if (n) + return -EFAULT; } else { if (clear_user(buffer, tsz)) return -EFAULT; @@ -547,6 +549,9 @@ read_kcore(struct file *file, char __user *buffer, size_t buflen, loff_t *fpos) static int open_kcore(struct inode *inode, struct file *filp) { +#if defined(CONFIG_GRKERNSEC_PROC_ADD) || defined(CONFIG_GRKERNSEC_HIDESYM) + return -EPERM; +#endif if (!capable(CAP_SYS_RAWIO)) return -EPERM; if (kcore_need_update) @@ -580,7 +585,7 @@ static int __meminit kcore_callback(struct notifier_block *self, return NOTIFY_OK; } -static struct notifier_block kcore_callback_nb __meminitdata = { +static struct notifier_block kcore_callback_nb __meminitconst = { .notifier_call = kcore_callback, .priority = 0, }; diff --git a/fs/proc/meminfo.c b/fs/proc/meminfo.c index d3ebf2e..abe1823 100644 --- a/fs/proc/meminfo.c +++ b/fs/proc/meminfo.c @@ -27,7 +27,6 @@ static int meminfo_proc_show(struct seq_file *m, void *v) { struct sysinfo i; unsigned long committed; - struct vmalloc_info vmi; long cached; long available; unsigned long pagecache; @@ -49,8 +48,6 @@ static int meminfo_proc_show(struct seq_file *m, void *v) if (cached < 0) cached = 0; - get_vmalloc_info(&vmi); - for (lru = LRU_BASE; lru < NR_LRU_LISTS; lru++) pages[lru] = global_page_state(NR_LRU_BASE + lru); @@ -191,10 +188,10 @@ static int meminfo_proc_show(struct seq_file *m, void *v) K(vm_commit_limit()), K(committed), (unsigned long)VMALLOC_TOTAL >> 10, - vmi.used >> 10, - vmi.largest_chunk >> 10 + 0ul, // used to be vmalloc 'used' + 0ul // used to be vmalloc 'largest_chunk' #ifdef CONFIG_MEMORY_FAILURE - , atomic_long_read(&num_poisoned_pages) << (PAGE_SHIFT - 10) + , atomic_long_read_unchecked(&num_poisoned_pages) << (PAGE_SHIFT - 10) #endif #ifdef CONFIG_TRANSPARENT_HUGEPAGE , K(global_page_state(NR_ANON_TRANSPARENT_HUGEPAGES) * diff --git a/fs/proc/namespaces.c b/fs/proc/namespaces.c index f6e8354..1b0ea4a 100644 --- a/fs/proc/namespaces.c +++ b/fs/proc/namespaces.c @@ -42,7 +42,7 @@ static const char *proc_ns_follow_link(struct dentry *dentry, void **cookie) if (!task) return error; - if (ptrace_may_access(task, PTRACE_MODE_READ)) { + if (ptrace_may_access(task, PTRACE_MODE_READ_FSCREDS)) { error = ns_get_path(&ns_path, task, ns_ops); if (!error) nd_jump_link(&ns_path); @@ -63,7 +63,7 @@ static int proc_ns_readlink(struct dentry *dentry, char __user *buffer, int bufl if (!task) return res; - if (ptrace_may_access(task, PTRACE_MODE_READ)) { + if (ptrace_may_access(task, PTRACE_MODE_READ_FSCREDS)) { res = ns_get_name(name, sizeof(name), task, ns_ops); if (res >= 0) res = readlink_copy(buffer, buflen, name); diff --git a/fs/proc/nommu.c b/fs/proc/nommu.c index f8595e8..e0d13cbd 100644 --- a/fs/proc/nommu.c +++ b/fs/proc/nommu.c @@ -64,7 +64,7 @@ static int nommu_region_show(struct seq_file *m, struct vm_region *region) if (file) { seq_pad(m, ' '); - seq_file_path(m, file, ""); + seq_file_path(m, file, "\n\\"); } seq_putc(m, '\n'); diff --git a/fs/proc/proc_net.c b/fs/proc/proc_net.c index 350984a..0fb02a9 100644 --- a/fs/proc/proc_net.c +++ b/fs/proc/proc_net.c @@ -23,9 +23,27 @@ #include <linux/nsproxy.h> #include <net/net_namespace.h> #include <linux/seq_file.h> +#include <linux/grsecurity.h> #include "internal.h" +#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) +static struct seq_operations *ipv6_seq_ops_addr; + +void register_ipv6_seq_ops_addr(struct seq_operations *addr) +{ + ipv6_seq_ops_addr = addr; +} + +void unregister_ipv6_seq_ops_addr(void) +{ + ipv6_seq_ops_addr = NULL; +} + +EXPORT_SYMBOL_GPL(register_ipv6_seq_ops_addr); +EXPORT_SYMBOL_GPL(unregister_ipv6_seq_ops_addr); +#endif + static inline struct net *PDE_NET(struct proc_dir_entry *pde) { return pde->parent->data; @@ -36,6 +54,8 @@ static struct net *get_proc_net(const struct inode *inode) return maybe_get_net(PDE_NET(PDE(inode))); } +extern const struct seq_operations dev_seq_ops; + int seq_open_net(struct inode *ino, struct file *f, const struct seq_operations *ops, int size) { @@ -44,6 +64,14 @@ int seq_open_net(struct inode *ino, struct file *f, BUG_ON(size < sizeof(*p)); + /* only permit access to /proc/net/dev */ + if ( +#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) + ops != ipv6_seq_ops_addr && +#endif + ops != &dev_seq_ops && gr_proc_is_restricted()) + return -EACCES; + net = get_proc_net(ino); if (net == NULL) return -ENXIO; @@ -66,6 +94,9 @@ int single_open_net(struct inode *inode, struct file *file, int err; struct net *net; + if (gr_proc_is_restricted()) + return -EACCES; + err = -ENXIO; net = get_proc_net(inode); if (net == NULL) diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c index fdda62e..cd7c75f 100644 --- a/fs/proc/proc_sysctl.c +++ b/fs/proc/proc_sysctl.c @@ -11,13 +11,21 @@ #include <linux/namei.h> #include <linux/mm.h> #include <linux/module.h> +#include <linux/nsproxy.h> +#ifdef CONFIG_GRKERNSEC +#include <net/net_namespace.h> +#endif #include "internal.h" +extern int gr_handle_chroot_sysctl(const int op); +extern int gr_handle_sysctl_mod(const char *dirname, const char *name, + const int op); + static const struct dentry_operations proc_sys_dentry_operations; static const struct file_operations proc_sys_file_operations; -static const struct inode_operations proc_sys_inode_operations; +const struct inode_operations proc_sys_inode_operations; static const struct file_operations proc_sys_dir_file_operations; -static const struct inode_operations proc_sys_dir_operations; +const struct inode_operations proc_sys_dir_operations; /* Support for permanently empty directories */ @@ -32,13 +40,17 @@ static bool is_empty_dir(struct ctl_table_header *head) static void set_empty_dir(struct ctl_dir *dir) { - dir->header.ctl_table[0].child = sysctl_mount_point; + pax_open_kernel(); + *(const void **)&dir->header.ctl_table[0].child = sysctl_mount_point; + pax_close_kernel(); } static void clear_empty_dir(struct ctl_dir *dir) { - dir->header.ctl_table[0].child = NULL; + pax_open_kernel(); + *(void **)&dir->header.ctl_table[0].child = NULL; + pax_close_kernel(); } void proc_sys_poll_notify(struct ctl_table_poll *poll) @@ -504,6 +516,9 @@ static struct dentry *proc_sys_lookup(struct inode *dir, struct dentry *dentry, err = NULL; d_set_d_op(dentry, &proc_sys_dentry_operations); + + gr_handle_proc_create(dentry, inode); + d_add(dentry, inode); out: @@ -519,6 +534,7 @@ static ssize_t proc_sys_call_handler(struct file *filp, void __user *buf, struct inode *inode = file_inode(filp); struct ctl_table_header *head = grab_header(inode); struct ctl_table *table = PROC_I(inode)->sysctl_entry; + int op = write ? MAY_WRITE : MAY_READ; ssize_t error; size_t res; @@ -530,7 +546,7 @@ static ssize_t proc_sys_call_handler(struct file *filp, void __user *buf, * and won't be until we finish. */ error = -EPERM; - if (sysctl_perm(head, table, write ? MAY_WRITE : MAY_READ)) + if (sysctl_perm(head, table, op)) goto out; /* if that can happen at all, it should be -EINVAL, not -EISDIR */ @@ -538,6 +554,27 @@ static ssize_t proc_sys_call_handler(struct file *filp, void __user *buf, if (!table->proc_handler) goto out; +#ifdef CONFIG_GRKERNSEC + error = -EPERM; + if (gr_handle_chroot_sysctl(op)) + goto out; + dget(filp->f_path.dentry); + if (gr_handle_sysctl_mod(filp->f_path.dentry->d_parent->d_name.name, table->procname, op)) { + dput(filp->f_path.dentry); + goto out; + } + dput(filp->f_path.dentry); + if (!gr_acl_handle_open(filp->f_path.dentry, filp->f_path.mnt, op)) + goto out; + if (write) { + if (current->nsproxy->net_ns != table->extra2) { + if (!capable(CAP_SYS_ADMIN)) + goto out; + } else if (!ns_capable(current->nsproxy->net_ns->user_ns, CAP_NET_ADMIN)) + goto out; + } +#endif + /* careful: calling conventions are nasty here */ res = count; error = table->proc_handler(table, write, buf, &res, ppos); @@ -635,6 +672,9 @@ static bool proc_sys_fill_cache(struct file *file, return false; } else { d_set_d_op(child, &proc_sys_dentry_operations); + + gr_handle_proc_create(child, inode); + d_add(child, inode); } } else { @@ -678,6 +718,9 @@ static int scan(struct ctl_table_header *head, struct ctl_table *table, if ((*pos)++ < ctx->pos) return true; + if (!gr_acl_handle_hidden_file(file->f_path.dentry, file->f_path.mnt)) + return 0; + if (unlikely(S_ISLNK(table->mode))) res = proc_sys_link_fill_cache(file, ctx, head, table); else @@ -771,6 +814,9 @@ static int proc_sys_getattr(struct vfsmount *mnt, struct dentry *dentry, struct if (IS_ERR(head)) return PTR_ERR(head); + if (table && !gr_acl_handle_hidden_file(dentry, mnt)) + return -ENOENT; + generic_fillattr(inode, stat); if (table) stat->mode = (stat->mode & S_IFMT) | table->mode; @@ -793,13 +839,13 @@ static const struct file_operations proc_sys_dir_file_operations = { .llseek = generic_file_llseek, }; -static const struct inode_operations proc_sys_inode_operations = { +const struct inode_operations proc_sys_inode_operations = { .permission = proc_sys_permission, .setattr = proc_sys_setattr, .getattr = proc_sys_getattr, }; -static const struct inode_operations proc_sys_dir_operations = { +const struct inode_operations proc_sys_dir_operations = { .lookup = proc_sys_lookup, .permission = proc_sys_permission, .setattr = proc_sys_setattr, @@ -876,7 +922,7 @@ static struct ctl_dir *find_subdir(struct ctl_dir *dir, static struct ctl_dir *new_dir(struct ctl_table_set *set, const char *name, int namelen) { - struct ctl_table *table; + ctl_table_no_const *table; struct ctl_dir *new; struct ctl_node *node; char *new_name; @@ -888,7 +934,7 @@ static struct ctl_dir *new_dir(struct ctl_table_set *set, return NULL; node = (struct ctl_node *)(new + 1); - table = (struct ctl_table *)(node + 1); + table = (ctl_table_no_const *)(node + 1); new_name = (char *)(table + 2); memcpy(new_name, name, namelen); new_name[namelen] = '\0'; @@ -1057,7 +1103,8 @@ static int sysctl_check_table(const char *path, struct ctl_table *table) static struct ctl_table_header *new_links(struct ctl_dir *dir, struct ctl_table *table, struct ctl_table_root *link_root) { - struct ctl_table *link_table, *entry, *link; + ctl_table_no_const *link_table, *link; + struct ctl_table *entry; struct ctl_table_header *links; struct ctl_node *node; char *link_name; @@ -1080,7 +1127,7 @@ static struct ctl_table_header *new_links(struct ctl_dir *dir, struct ctl_table return NULL; node = (struct ctl_node *)(links + 1); - link_table = (struct ctl_table *)(node + nr_entries); + link_table = (ctl_table_no_const *)(node + nr_entries); link_name = (char *)&link_table[nr_entries + 1]; for (link = link_table, entry = table; entry->procname; link++, entry++) { @@ -1328,8 +1375,8 @@ static int register_leaf_sysctl_tables(const char *path, char *pos, struct ctl_table_header ***subheader, struct ctl_table_set *set, struct ctl_table *table) { - struct ctl_table *ctl_table_arg = NULL; - struct ctl_table *entry, *files; + ctl_table_no_const *ctl_table_arg = NULL, *files = NULL; + struct ctl_table *entry; int nr_files = 0; int nr_dirs = 0; int err = -ENOMEM; @@ -1341,10 +1388,9 @@ static int register_leaf_sysctl_tables(const char *path, char *pos, nr_files++; } - files = table; /* If there are mixed files and directories we need a new table */ if (nr_dirs && nr_files) { - struct ctl_table *new; + ctl_table_no_const *new; files = kzalloc(sizeof(struct ctl_table) * (nr_files + 1), GFP_KERNEL); if (!files) @@ -1362,7 +1408,7 @@ static int register_leaf_sysctl_tables(const char *path, char *pos, /* Register everything except a directory full of subdirectories */ if (nr_files || !nr_dirs) { struct ctl_table_header *header; - header = __register_sysctl_table(set, path, files); + header = __register_sysctl_table(set, path, files ? files : table); if (!header) { kfree(ctl_table_arg); goto out; diff --git a/fs/proc/root.c b/fs/proc/root.c index 361ab4e..9720b97 100644 --- a/fs/proc/root.c +++ b/fs/proc/root.c @@ -187,7 +187,15 @@ void __init proc_root_init(void) proc_create_mount_point("openprom"); #endif proc_tty_init(); +#ifdef CONFIG_GRKERNSEC_PROC_ADD +#ifdef CONFIG_GRKERNSEC_PROC_USER + proc_mkdir_mode("bus", S_IRUSR | S_IXUSR, NULL); +#elif defined(CONFIG_GRKERNSEC_PROC_USERGROUP) + proc_mkdir_mode("bus", S_IRUSR | S_IXUSR | S_IRGRP | S_IXGRP, NULL); +#endif +#else proc_mkdir("bus", NULL); +#endif proc_sys_init(); } diff --git a/fs/proc/stat.c b/fs/proc/stat.c index 510413eb..34d9a8c 100644 --- a/fs/proc/stat.c +++ b/fs/proc/stat.c @@ -11,6 +11,7 @@ #include <linux/irqnr.h> #include <linux/cputime.h> #include <linux/tick.h> +#include <linux/grsecurity.h> #ifndef arch_irq_stat_cpu #define arch_irq_stat_cpu(cpu) 0 @@ -87,6 +88,18 @@ static int show_stat(struct seq_file *p, void *v) u64 sum_softirq = 0; unsigned int per_softirq_sums[NR_SOFTIRQS] = {0}; struct timespec boottime; + int unrestricted = 1; + +#ifdef CONFIG_GRKERNSEC_PROC_ADD +#if defined(CONFIG_GRKERNSEC_PROC_USER) || defined(CONFIG_GRKERNSEC_PROC_USERGROUP) + if (!uid_eq(current_uid(), GLOBAL_ROOT_UID) +#ifdef CONFIG_GRKERNSEC_PROC_USERGROUP + && !in_group_p(grsec_proc_gid) +#endif + ) + unrestricted = 0; +#endif +#endif user = nice = system = idle = iowait = irq = softirq = steal = 0; @@ -99,23 +112,25 @@ static int show_stat(struct seq_file *p, void *v) nice += kcpustat_cpu(i).cpustat[CPUTIME_NICE]; system += kcpustat_cpu(i).cpustat[CPUTIME_SYSTEM]; idle += get_idle_time(i); - iowait += get_iowait_time(i); - irq += kcpustat_cpu(i).cpustat[CPUTIME_IRQ]; - softirq += kcpustat_cpu(i).cpustat[CPUTIME_SOFTIRQ]; - steal += kcpustat_cpu(i).cpustat[CPUTIME_STEAL]; - guest += kcpustat_cpu(i).cpustat[CPUTIME_GUEST]; - guest_nice += kcpustat_cpu(i).cpustat[CPUTIME_GUEST_NICE]; - sum += kstat_cpu_irqs_sum(i); - sum += arch_irq_stat_cpu(i); + if (unrestricted) { + iowait += get_iowait_time(i); + irq += kcpustat_cpu(i).cpustat[CPUTIME_IRQ]; + softirq += kcpustat_cpu(i).cpustat[CPUTIME_SOFTIRQ]; + steal += kcpustat_cpu(i).cpustat[CPUTIME_STEAL]; + guest += kcpustat_cpu(i).cpustat[CPUTIME_GUEST]; + guest_nice += kcpustat_cpu(i).cpustat[CPUTIME_GUEST_NICE]; + sum += kstat_cpu_irqs_sum(i); + sum += arch_irq_stat_cpu(i); + for (j = 0; j < NR_SOFTIRQS; j++) { + unsigned int softirq_stat = kstat_softirqs_cpu(j, i); - for (j = 0; j < NR_SOFTIRQS; j++) { - unsigned int softirq_stat = kstat_softirqs_cpu(j, i); - - per_softirq_sums[j] += softirq_stat; - sum_softirq += softirq_stat; + per_softirq_sums[j] += softirq_stat; + sum_softirq += softirq_stat; + } } } - sum += arch_irq_stat(); + if (unrestricted) + sum += arch_irq_stat(); seq_puts(p, "cpu "); seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(user)); @@ -136,12 +151,14 @@ static int show_stat(struct seq_file *p, void *v) nice = kcpustat_cpu(i).cpustat[CPUTIME_NICE]; system = kcpustat_cpu(i).cpustat[CPUTIME_SYSTEM]; idle = get_idle_time(i); - iowait = get_iowait_time(i); - irq = kcpustat_cpu(i).cpustat[CPUTIME_IRQ]; - softirq = kcpustat_cpu(i).cpustat[CPUTIME_SOFTIRQ]; - steal = kcpustat_cpu(i).cpustat[CPUTIME_STEAL]; - guest = kcpustat_cpu(i).cpustat[CPUTIME_GUEST]; - guest_nice = kcpustat_cpu(i).cpustat[CPUTIME_GUEST_NICE]; + if (unrestricted) { + iowait = get_iowait_time(i); + irq = kcpustat_cpu(i).cpustat[CPUTIME_IRQ]; + softirq = kcpustat_cpu(i).cpustat[CPUTIME_SOFTIRQ]; + steal = kcpustat_cpu(i).cpustat[CPUTIME_STEAL]; + guest = kcpustat_cpu(i).cpustat[CPUTIME_GUEST]; + guest_nice = kcpustat_cpu(i).cpustat[CPUTIME_GUEST_NICE]; + } seq_printf(p, "cpu%d", i); seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(user)); seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(nice)); @@ -159,7 +176,7 @@ static int show_stat(struct seq_file *p, void *v) /* sum again ? it could be updated? */ for_each_irq_nr(j) - seq_put_decimal_ull(p, ' ', kstat_irqs_usr(j)); + seq_put_decimal_ull(p, ' ', unrestricted ? kstat_irqs_usr(j) : 0ULL); seq_printf(p, "\nctxt %llu\n" @@ -167,11 +184,11 @@ static int show_stat(struct seq_file *p, void *v) "processes %lu\n" "procs_running %lu\n" "procs_blocked %lu\n", - nr_context_switches(), + unrestricted ? nr_context_switches() : 0ULL, (unsigned long)jif, - total_forks, - nr_running(), - nr_iowait()); + unrestricted ? total_forks : 0UL, + unrestricted ? nr_running() : 0UL, + unrestricted ? nr_iowait() : 0UL); seq_printf(p, "softirq %llu", (unsigned long long)sum_softirq); diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index e2d46ad..f179260 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -14,12 +14,19 @@ #include <linux/swapops.h> #include <linux/mmu_notifier.h> #include <linux/page_idle.h> +#include <linux/grsecurity.h> #include <asm/elf.h> #include <asm/uaccess.h> #include <asm/tlbflush.h> #include "internal.h" +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP +#define PAX_RAND_FLAGS(_mm) (_mm != NULL && _mm != current->mm && \ + (_mm->pax_flags & MF_PAX_RANDMMAP || \ + _mm->pax_flags & MF_PAX_SEGMEXEC)) +#endif + void task_mem(struct seq_file *m, struct mm_struct *mm) { unsigned long data, text, lib, swap, ptes, pmds; @@ -58,8 +65,13 @@ void task_mem(struct seq_file *m, struct mm_struct *mm) "VmLib:\t%8lu kB\n" "VmPTE:\t%8lu kB\n" "VmPMD:\t%8lu kB\n" - "VmSwap:\t%8lu kB\n", - hiwater_vm << (PAGE_SHIFT-10), + "VmSwap:\t%8lu kB\n" + +#ifdef CONFIG_ARCH_TRACK_EXEC_LIMIT + "CsBase:\t%8lx\nCsLim:\t%8lx\n" +#endif + + ,hiwater_vm << (PAGE_SHIFT-10), total_vm << (PAGE_SHIFT-10), mm->locked_vm << (PAGE_SHIFT-10), mm->pinned_vm << (PAGE_SHIFT-10), @@ -69,7 +81,19 @@ void task_mem(struct seq_file *m, struct mm_struct *mm) mm->stack_vm << (PAGE_SHIFT-10), text, lib, ptes >> 10, pmds >> 10, - swap << (PAGE_SHIFT-10)); + swap << (PAGE_SHIFT-10) + +#ifdef CONFIG_ARCH_TRACK_EXEC_LIMIT +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + , PAX_RAND_FLAGS(mm) ? 0 : mm->context.user_cs_base + , PAX_RAND_FLAGS(mm) ? 0 : mm->context.user_cs_limit +#else + , mm->context.user_cs_base + , mm->context.user_cs_limit +#endif +#endif + + ); } unsigned long task_vsize(struct mm_struct *mm) @@ -286,13 +310,13 @@ show_map_vma(struct seq_file *m, struct vm_area_struct *vma, int is_pid) pgoff = ((loff_t)vma->vm_pgoff) << PAGE_SHIFT; } - /* We don't show the stack guard page in /proc/maps */ +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + start = PAX_RAND_FLAGS(mm) ? 0UL : vma->vm_start; + end = PAX_RAND_FLAGS(mm) ? 0UL : vma->vm_end; +#else start = vma->vm_start; - if (stack_guard_page_start(vma, start)) - start += PAGE_SIZE; end = vma->vm_end; - if (stack_guard_page_end(vma, end)) - end -= PAGE_SIZE; +#endif seq_setwidth(m, 25 + sizeof(void *) * 6 - 1); seq_printf(m, "%08lx-%08lx %c%c%c%c %08llx %02x:%02x %lu ", @@ -302,7 +326,11 @@ show_map_vma(struct seq_file *m, struct vm_area_struct *vma, int is_pid) flags & VM_WRITE ? 'w' : '-', flags & VM_EXEC ? 'x' : '-', flags & VM_MAYSHARE ? 's' : 'p', +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + PAX_RAND_FLAGS(mm) ? 0UL : pgoff, +#else pgoff, +#endif MAJOR(dev), MINOR(dev), ino); /* @@ -311,7 +339,7 @@ show_map_vma(struct seq_file *m, struct vm_area_struct *vma, int is_pid) */ if (file) { seq_pad(m, ' '); - seq_file_path(m, file, "\n"); + seq_file_path(m, file, "\n\\"); goto done; } @@ -342,8 +370,9 @@ show_map_vma(struct seq_file *m, struct vm_area_struct *vma, int is_pid) * Thread stack in /proc/PID/task/TID/maps or * the main process stack. */ - if (!is_pid || (vma->vm_start <= mm->start_stack && - vma->vm_end >= mm->start_stack)) { + if (!is_pid || (vma->vm_flags & (VM_GROWSDOWN | VM_GROWSUP)) || + (vma->vm_start <= mm->start_stack && + vma->vm_end >= mm->start_stack)) { name = "[stack]"; } else { /* Thread stack in /proc/PID/maps */ @@ -363,6 +392,12 @@ done: static int show_map(struct seq_file *m, void *v, int is_pid) { +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + if (current->exec_id != m->exec_id) { + gr_log_badprocpid("maps"); + return 0; + } +#endif show_map_vma(m, v, is_pid); m_cache_vma(m, v); return 0; @@ -598,6 +633,9 @@ static void show_smap_vma_flags(struct seq_file *m, struct vm_area_struct *vma) [ilog2(VM_RAND_READ)] = "rr", [ilog2(VM_DONTCOPY)] = "dc", [ilog2(VM_DONTEXPAND)] = "de", +#if defined(CONFIG_PAX_PAGEEXEC) && defined(CONFIG_X86_32) + [ilog2(VM_PAGEEXEC)] = "px", +#endif [ilog2(VM_ACCOUNT)] = "ac", [ilog2(VM_NORESERVE)] = "nr", [ilog2(VM_HUGETLB)] = "ht", @@ -635,9 +673,18 @@ static int show_smap(struct seq_file *m, void *v, int is_pid) .private = &mss, }; +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + if (current->exec_id != m->exec_id) { + gr_log_badprocpid("smaps"); + return 0; + } +#endif memset(&mss, 0, sizeof mss); - /* mmap_sem is held in m_start */ - walk_page_vma(vma, &smaps_walk); +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + if (!PAX_RAND_FLAGS(vma->vm_mm)) +#endif + /* mmap_sem is held in m_start */ + walk_page_vma(vma, &smaps_walk); show_map_vma(m, vma, is_pid); @@ -657,7 +704,11 @@ static int show_smap(struct seq_file *m, void *v, int is_pid) "KernelPageSize: %8lu kB\n" "MMUPageSize: %8lu kB\n" "Locked: %8lu kB\n", +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + PAX_RAND_FLAGS(vma->vm_mm) ? 0UL : (vma->vm_end - vma->vm_start) >> 10, +#else (vma->vm_end - vma->vm_start) >> 10, +#endif mss.resident >> 10, (unsigned long)(mss.pss >> (10 + PSS_SHIFT)), mss.shared_clean >> 10, @@ -1477,6 +1528,13 @@ static int show_numa_map(struct seq_file *m, void *v, int is_pid) char buffer[64]; int nid; +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + if (current->exec_id != m->exec_id) { + gr_log_badprocpid("numa_maps"); + return 0; + } +#endif + if (!mm) return 0; @@ -1491,11 +1549,15 @@ static int show_numa_map(struct seq_file *m, void *v, int is_pid) mpol_to_str(buffer, sizeof(buffer), proc_priv->task_mempolicy); } +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + seq_printf(m, "%08lx %s", PAX_RAND_FLAGS(vma->vm_mm) ? 0UL : vma->vm_start, buffer); +#else seq_printf(m, "%08lx %s", vma->vm_start, buffer); +#endif if (file) { seq_puts(m, " file="); - seq_file_path(m, file, "\n\t= "); + seq_file_path(m, file, "\n\t\\= "); } else if (vma->vm_start <= mm->brk && vma->vm_end >= mm->start_brk) { seq_puts(m, " heap"); } else { diff --git a/fs/proc/task_nommu.c b/fs/proc/task_nommu.c index e0d64c9..c44c96e 100644 --- a/fs/proc/task_nommu.c +++ b/fs/proc/task_nommu.c @@ -51,7 +51,7 @@ void task_mem(struct seq_file *m, struct mm_struct *mm) else bytes += kobjsize(mm); - if (current->fs && current->fs->users > 1) + if (current->fs && atomic_read(¤t->fs->users) > 1) sbytes += kobjsize(current->fs); else bytes += kobjsize(current->fs); @@ -180,7 +180,7 @@ static int nommu_vma_show(struct seq_file *m, struct vm_area_struct *vma, if (file) { seq_pad(m, ' '); - seq_file_path(m, file, ""); + seq_file_path(m, file, "\n\\"); } else if (mm) { pid_t tid = pid_of_stack(priv, vma, is_pid); diff --git a/fs/proc/vmcore.c b/fs/proc/vmcore.c index 4e61388..1a2523d 100644 --- a/fs/proc/vmcore.c +++ b/fs/proc/vmcore.c @@ -105,9 +105,13 @@ static ssize_t read_from_oldmem(char *buf, size_t count, nr_bytes = count; /* If pfn is not ram, return zeros for sparse dump files */ - if (pfn_is_ram(pfn) == 0) - memset(buf, 0, nr_bytes); - else { + if (pfn_is_ram(pfn) == 0) { + if (userbuf) { + if (clear_user((char __force_user *)buf, nr_bytes)) + return -EFAULT; + } else + memset(buf, 0, nr_bytes); + } else { tmp = copy_oldmem_page(pfn, buf, nr_bytes, offset, userbuf); if (tmp < 0) @@ -170,7 +174,7 @@ int __weak remap_oldmem_pfn_range(struct vm_area_struct *vma, static int copy_to(void *target, void *src, size_t size, int userbuf) { if (userbuf) { - if (copy_to_user((char __user *) target, src, size)) + if (copy_to_user((char __force_user *) target, src, size)) return -EFAULT; } else { memcpy(target, src, size); @@ -233,7 +237,7 @@ static ssize_t __read_vmcore(char *buffer, size_t buflen, loff_t *fpos, if (*fpos < m->offset + m->size) { tsz = min_t(size_t, m->offset + m->size - *fpos, buflen); start = m->paddr + *fpos - m->offset; - tmp = read_from_oldmem(buffer, tsz, &start, userbuf); + tmp = read_from_oldmem((char __force_kernel *)buffer, tsz, &start, userbuf); if (tmp < 0) return tmp; buflen -= tsz; @@ -253,7 +257,7 @@ static ssize_t __read_vmcore(char *buffer, size_t buflen, loff_t *fpos, static ssize_t read_vmcore(struct file *file, char __user *buffer, size_t buflen, loff_t *fpos) { - return __read_vmcore((__force char *) buffer, buflen, fpos, 1); + return __read_vmcore((__force_kernel char *) buffer, buflen, fpos, 1); } /* diff --git a/fs/qnx6/qnx6.h b/fs/qnx6/qnx6.h index d3fb2b6..43a8140 100644 --- a/fs/qnx6/qnx6.h +++ b/fs/qnx6/qnx6.h @@ -74,7 +74,7 @@ enum { BYTESEX_BE, }; -static inline __u64 fs64_to_cpu(struct qnx6_sb_info *sbi, __fs64 n) +static inline __u64 __intentional_overflow(-1) fs64_to_cpu(struct qnx6_sb_info *sbi, __fs64 n) { if (sbi->s_bytesex == BYTESEX_LE) return le64_to_cpu((__force __le64)n); @@ -90,7 +90,7 @@ static inline __fs64 cpu_to_fs64(struct qnx6_sb_info *sbi, __u64 n) return (__force __fs64)cpu_to_be64(n); } -static inline __u32 fs32_to_cpu(struct qnx6_sb_info *sbi, __fs32 n) +static inline __u32 __intentional_overflow(-1) fs32_to_cpu(struct qnx6_sb_info *sbi, __fs32 n) { if (sbi->s_bytesex == BYTESEX_LE) return le32_to_cpu((__force __le32)n); diff --git a/fs/quota/netlink.c b/fs/quota/netlink.c index bb2869f..d34ada8 100644 --- a/fs/quota/netlink.c +++ b/fs/quota/netlink.c @@ -44,7 +44,7 @@ static struct genl_family quota_genl_family = { void quota_send_warning(struct kqid qid, dev_t dev, const char warntype) { - static atomic_t seq; + static atomic_unchecked_t seq; struct sk_buff *skb; void *msg_head; int ret; @@ -60,7 +60,7 @@ void quota_send_warning(struct kqid qid, dev_t dev, "VFS: Not enough memory to send quota warning.\n"); return; } - msg_head = genlmsg_put(skb, 0, atomic_add_return(1, &seq), + msg_head = genlmsg_put(skb, 0, atomic_add_return_unchecked(1, &seq), "a_genl_family, 0, QUOTA_NL_C_WARNING); if (!msg_head) { printk(KERN_ERR diff --git a/fs/read_write.c b/fs/read_write.c index 819ef3f..f07222d 100644 --- a/fs/read_write.c +++ b/fs/read_write.c @@ -505,7 +505,7 @@ ssize_t __kernel_write(struct file *file, const char *buf, size_t count, loff_t old_fs = get_fs(); set_fs(get_ds()); - p = (__force const char __user *)buf; + p = (const char __force_user *)buf; if (count > MAX_RW_COUNT) count = MAX_RW_COUNT; ret = __vfs_write(file, p, count, pos); diff --git a/fs/readdir.c b/fs/readdir.c index ced6791..e0500c1 100644 --- a/fs/readdir.c +++ b/fs/readdir.c @@ -18,6 +18,7 @@ #include <linux/security.h> #include <linux/syscalls.h> #include <linux/unistd.h> +#include <linux/namei.h> #include <asm/uaccess.h> @@ -71,6 +72,7 @@ struct old_linux_dirent { struct readdir_callback { struct dir_context ctx; struct old_linux_dirent __user * dirent; + struct file * file; int result; }; @@ -89,6 +91,10 @@ static int fillonedir(struct dir_context *ctx, const char *name, int namlen, buf->result = -EOVERFLOW; return -EOVERFLOW; } + + if (!gr_acl_handle_filldir(buf->file, name, namlen, ino)) + return 0; + buf->result++; dirent = buf->dirent; if (!access_ok(VERIFY_WRITE, dirent, @@ -120,6 +126,7 @@ SYSCALL_DEFINE3(old_readdir, unsigned int, fd, if (!f.file) return -EBADF; + buf.file = f.file; error = iterate_dir(f.file, &buf.ctx); if (buf.result) error = buf.result; @@ -145,6 +152,7 @@ struct getdents_callback { struct dir_context ctx; struct linux_dirent __user * current_dir; struct linux_dirent __user * previous; + struct file * file; int count; int error; }; @@ -167,6 +175,10 @@ static int filldir(struct dir_context *ctx, const char *name, int namlen, buf->error = -EOVERFLOW; return -EOVERFLOW; } + + if (!gr_acl_handle_filldir(buf->file, name, namlen, ino)) + return 0; + dirent = buf->previous; if (dirent) { if (__put_user(offset, &dirent->d_off)) @@ -212,6 +224,7 @@ SYSCALL_DEFINE3(getdents, unsigned int, fd, if (!f.file) return -EBADF; + buf.file = f.file; error = iterate_dir(f.file, &buf.ctx); if (error >= 0) error = buf.error; @@ -230,6 +243,7 @@ struct getdents_callback64 { struct dir_context ctx; struct linux_dirent64 __user * current_dir; struct linux_dirent64 __user * previous; + struct file *file; int count; int error; }; @@ -246,6 +260,10 @@ static int filldir64(struct dir_context *ctx, const char *name, int namlen, buf->error = -EINVAL; /* only used if we fail.. */ if (reclen > buf->count) return -EINVAL; + + if (!gr_acl_handle_filldir(buf->file, name, namlen, ino)) + return 0; + dirent = buf->previous; if (dirent) { if (__put_user(offset, &dirent->d_off)) @@ -293,13 +311,13 @@ SYSCALL_DEFINE3(getdents64, unsigned int, fd, if (!f.file) return -EBADF; + buf.file = f.file; error = iterate_dir(f.file, &buf.ctx); if (error >= 0) error = buf.error; lastdirent = buf.previous; if (lastdirent) { - typeof(lastdirent->d_off) d_off = buf.ctx.pos; - if (__put_user(d_off, &lastdirent->d_off)) + if (__put_user(buf.ctx.pos, &lastdirent->d_off)) error = -EFAULT; else error = count - buf.count; diff --git a/fs/reiserfs/do_balan.c b/fs/reiserfs/do_balan.c index 9c02d96..6562c10 100644 --- a/fs/reiserfs/do_balan.c +++ b/fs/reiserfs/do_balan.c @@ -1887,7 +1887,7 @@ void do_balance(struct tree_balance *tb, struct item_head *ih, return; } - atomic_inc(&fs_generation(tb->tb_sb)); + atomic_inc_unchecked(&fs_generation(tb->tb_sb)); do_balance_starts(tb); /* diff --git a/fs/reiserfs/item_ops.c b/fs/reiserfs/item_ops.c index aca73dd..e3c558d 100644 --- a/fs/reiserfs/item_ops.c +++ b/fs/reiserfs/item_ops.c @@ -724,18 +724,18 @@ static void errcatch_print_vi(struct virtual_item *vi) } static struct item_operations errcatch_ops = { - errcatch_bytes_number, - errcatch_decrement_key, - errcatch_is_left_mergeable, - errcatch_print_item, - errcatch_check_item, + .bytes_number = errcatch_bytes_number, + .decrement_key = errcatch_decrement_key, + .is_left_mergeable = errcatch_is_left_mergeable, + .print_item = errcatch_print_item, + .check_item = errcatch_check_item, - errcatch_create_vi, - errcatch_check_left, - errcatch_check_right, - errcatch_part_size, - errcatch_unit_num, - errcatch_print_vi + .create_vi = errcatch_create_vi, + .check_left = errcatch_check_left, + .check_right = errcatch_check_right, + .part_size = errcatch_part_size, + .unit_num = errcatch_unit_num, + .print_vi = errcatch_print_vi }; #if ! (TYPE_STAT_DATA == 0 && TYPE_INDIRECT == 1 && TYPE_DIRECT == 2 && TYPE_DIRENTRY == 3) diff --git a/fs/reiserfs/procfs.c b/fs/reiserfs/procfs.c index 621b9f3..af527fd 100644 --- a/fs/reiserfs/procfs.c +++ b/fs/reiserfs/procfs.c @@ -114,7 +114,7 @@ static int show_super(struct seq_file *m, void *unused) "SMALL_TAILS " : "NO_TAILS ", replay_only(sb) ? "REPLAY_ONLY " : "", convert_reiserfs(sb) ? "CONV " : "", - atomic_read(&r->s_generation_counter), + atomic_read_unchecked(&r->s_generation_counter), SF(s_disk_reads), SF(s_disk_writes), SF(s_fix_nodes), SF(s_do_balance), SF(s_unneeded_left_neighbor), SF(s_good_search_by_key_reada), SF(s_bmaps), diff --git a/fs/reiserfs/reiserfs.h b/fs/reiserfs/reiserfs.h index 2adcde1..7d27bc8 100644 --- a/fs/reiserfs/reiserfs.h +++ b/fs/reiserfs/reiserfs.h @@ -580,7 +580,7 @@ struct reiserfs_sb_info { /* Comment? -Hans */ wait_queue_head_t s_wait; /* increased by one every time the tree gets re-balanced */ - atomic_t s_generation_counter; + atomic_unchecked_t s_generation_counter; /* File system properties. Currently holds on-disk FS format */ unsigned long s_properties; @@ -2300,7 +2300,7 @@ static inline loff_t max_reiserfs_offset(struct inode *inode) #define REISERFS_USER_MEM 1 /* user memory mode */ #define fs_generation(s) (REISERFS_SB(s)->s_generation_counter) -#define get_generation(s) atomic_read (&fs_generation(s)) +#define get_generation(s) atomic_read_unchecked (&fs_generation(s)) #define FILESYSTEM_CHANGED_TB(tb) (get_generation((tb)->tb_sb) != (tb)->fs_gen) #define __fs_changed(gen,s) (gen != get_generation (s)) #define fs_changed(gen,s) \ diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c index 4a62fe8..5dc2f5f 100644 --- a/fs/reiserfs/super.c +++ b/fs/reiserfs/super.c @@ -1870,6 +1870,10 @@ static int reiserfs_fill_super(struct super_block *s, void *data, int silent) sbi->s_mount_opt |= (1 << REISERFS_SMALLTAIL); sbi->s_mount_opt |= (1 << REISERFS_ERROR_RO); sbi->s_mount_opt |= (1 << REISERFS_BARRIER_FLUSH); +#ifdef CONFIG_REISERFS_FS_XATTR + /* turn on user xattrs by default */ + sbi->s_mount_opt |= (1 << REISERFS_XATTRS_USER); +#endif /* no preallocation minimum, be smart in reiserfs_file_write instead */ sbi->s_alloc_options.preallocmin = 0; /* Preallocate by 16 blocks (17-1) at once */ diff --git a/fs/select.c b/fs/select.c index 0155473..29d751f 100644 --- a/fs/select.c +++ b/fs/select.c @@ -20,6 +20,7 @@ #include <linux/export.h> #include <linux/slab.h> #include <linux/poll.h> +#include <linux/security.h> #include <linux/personality.h> /* for STICKY_TIMEOUTS */ #include <linux/file.h> #include <linux/fdtable.h> @@ -880,6 +881,7 @@ int do_sys_poll(struct pollfd __user *ufds, unsigned int nfds, struct poll_list *walk = head; unsigned long todo = nfds; + gr_learn_resource(current, RLIMIT_NOFILE, nfds, 1); if (nfds > rlimit(RLIMIT_NOFILE)) return -EINVAL; diff --git a/fs/seq_file.c b/fs/seq_file.c index 225586e..849e34f 100644 --- a/fs/seq_file.c +++ b/fs/seq_file.c @@ -13,6 +13,8 @@ #include <linux/cred.h> #include <linux/mm.h> #include <linux/printk.h> +#include <linux/sched.h> +#include <linux/grsecurity.h> #include <asm/uaccess.h> #include <asm/page.h> @@ -30,9 +32,9 @@ static void *seq_buf_alloc(unsigned long size) * __GFP_NORETRY to avoid oom-killings with high-order allocations - * it's better to fall back to vmalloc() than to kill things. */ - buf = kmalloc(size, GFP_KERNEL | __GFP_NORETRY | __GFP_NOWARN); + buf = kmalloc(size, GFP_KERNEL | GFP_USERCOPY | __GFP_NORETRY | __GFP_NOWARN); if (!buf && size > PAGE_SIZE) - buf = vmalloc(size); + buf = vmalloc_usercopy(size); return buf; } @@ -69,6 +71,9 @@ int seq_open(struct file *file, const struct seq_operations *op) #ifdef CONFIG_USER_NS p->user_ns = file->f_cred->user_ns; #endif +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + p->exec_id = current->exec_id; +#endif /* * Wrappers around seq_open(e.g. swaps_open) need to be @@ -91,6 +96,16 @@ int seq_open(struct file *file, const struct seq_operations *op) } EXPORT_SYMBOL(seq_open); + +int seq_open_restrict(struct file *file, const struct seq_operations *op) +{ + if (gr_proc_is_restricted()) + return -EACCES; + + return seq_open(file, op); +} +EXPORT_SYMBOL(seq_open_restrict); + static int traverse(struct seq_file *m, loff_t offset) { loff_t pos = 0, index; @@ -162,7 +177,7 @@ Eoverflow: ssize_t seq_read(struct file *file, char __user *buf, size_t size, loff_t *ppos) { struct seq_file *m = file->private_data; - size_t copied = 0; + ssize_t copied = 0; loff_t pos; size_t n; void *p; @@ -571,7 +586,7 @@ static void single_stop(struct seq_file *p, void *v) int single_open(struct file *file, int (*show)(struct seq_file *, void *), void *data) { - struct seq_operations *op = kmalloc(sizeof(*op), GFP_KERNEL); + seq_operations_no_const *op = kzalloc(sizeof(*op), GFP_KERNEL); int res = -ENOMEM; if (op) { @@ -607,6 +622,17 @@ int single_open_size(struct file *file, int (*show)(struct seq_file *, void *), } EXPORT_SYMBOL(single_open_size); +int single_open_restrict(struct file *file, int (*show)(struct seq_file *, void *), + void *data) +{ + if (gr_proc_is_restricted()) + return -EACCES; + + return single_open(file, show, data); +} +EXPORT_SYMBOL(single_open_restrict); + + int single_release(struct inode *inode, struct file *file) { const struct seq_operations *op = ((struct seq_file *)file->private_data)->op; diff --git a/fs/splice.c b/fs/splice.c index 5fc1e50..fcc355d 100644 --- a/fs/splice.c +++ b/fs/splice.c @@ -192,7 +192,7 @@ ssize_t splice_to_pipe(struct pipe_inode_info *pipe, pipe_lock(pipe); for (;;) { - if (!pipe->readers) { + if (!atomic_read(&pipe->readers)) { send_sig(SIGPIPE, current, 0); if (!ret) ret = -EPIPE; @@ -215,7 +215,7 @@ ssize_t splice_to_pipe(struct pipe_inode_info *pipe, page_nr++; ret += buf->len; - if (pipe->files) + if (atomic_read(&pipe->files)) do_wakeup = 1; if (!--spd->nr_pages) @@ -246,9 +246,9 @@ ssize_t splice_to_pipe(struct pipe_inode_info *pipe, do_wakeup = 0; } - pipe->waiting_writers++; + atomic_inc(&pipe->waiting_writers); pipe_wait(pipe); - pipe->waiting_writers--; + atomic_dec(&pipe->waiting_writers); } pipe_unlock(pipe); @@ -579,7 +579,7 @@ static ssize_t kernel_readv(struct file *file, const struct iovec *vec, old_fs = get_fs(); set_fs(get_ds()); /* The cast to a user pointer is valid due to the set_fs() */ - res = vfs_readv(file, (const struct iovec __user *)vec, vlen, &pos); + res = vfs_readv(file, (const struct iovec __force_user *)vec, vlen, &pos); set_fs(old_fs); return res; @@ -594,7 +594,7 @@ ssize_t kernel_write(struct file *file, const char *buf, size_t count, old_fs = get_fs(); set_fs(get_ds()); /* The cast to a user pointer is valid due to the set_fs() */ - res = vfs_write(file, (__force const char __user *)buf, count, &pos); + res = vfs_write(file, (const char __force_user *)buf, count, &pos); set_fs(old_fs); return res; @@ -647,7 +647,7 @@ ssize_t default_file_splice_read(struct file *in, loff_t *ppos, goto err; this_len = min_t(size_t, len, PAGE_CACHE_SIZE - offset); - vec[i].iov_base = (void __user *) page_address(page); + vec[i].iov_base = (void __force_user *) page_address(page); vec[i].iov_len = this_len; spd.pages[i] = page; spd.nr_pages++; @@ -786,7 +786,7 @@ static int splice_from_pipe_feed(struct pipe_inode_info *pipe, struct splice_des ops->release(pipe, buf); pipe->curbuf = (pipe->curbuf + 1) & (pipe->buffers - 1); pipe->nrbufs--; - if (pipe->files) + if (atomic_read(&pipe->files)) sd->need_wakeup = true; } @@ -809,11 +809,18 @@ static int splice_from_pipe_feed(struct pipe_inode_info *pipe, struct splice_des */ static int splice_from_pipe_next(struct pipe_inode_info *pipe, struct splice_desc *sd) { + /* + * Check for signal early to make process killable when there are + * always buffers available + */ + if (signal_pending(current)) + return -ERESTARTSYS; + while (!pipe->nrbufs) { - if (!pipe->writers) + if (!atomic_read(&pipe->writers)) return 0; - if (!pipe->waiting_writers && sd->num_spliced) + if (!atomic_read(&pipe->waiting_writers) && sd->num_spliced) return 0; if (sd->flags & SPLICE_F_NONBLOCK) @@ -884,6 +891,7 @@ ssize_t __splice_from_pipe(struct pipe_inode_info *pipe, struct splice_desc *sd, splice_from_pipe_begin(sd); do { + cond_resched(); ret = splice_from_pipe_next(pipe, sd); if (ret > 0) ret = splice_from_pipe_feed(pipe, sd, actor); @@ -1028,7 +1036,7 @@ iter_file_splice_write(struct pipe_inode_info *pipe, struct file *out, ops->release(pipe, buf); pipe->curbuf = (pipe->curbuf + 1) & (pipe->buffers - 1); pipe->nrbufs--; - if (pipe->files) + if (atomic_read(&pipe->files)) sd.need_wakeup = true; } else { buf->offset += ret; @@ -1188,7 +1196,7 @@ ssize_t splice_direct_to_actor(struct file *in, struct splice_desc *sd, * out of the pipe right after the splice_to_pipe(). So set * PIPE_READERS appropriately. */ - pipe->readers = 1; + atomic_set(&pipe->readers, 1); current->splice_pipe = pipe; } @@ -1495,6 +1503,7 @@ static int get_iovec_page_array(const struct iovec __user *iov, partial[buffers].offset = off; partial[buffers].len = plen; + partial[buffers].private = 0; off = 0; len -= plen; @@ -1726,9 +1735,9 @@ static int ipipe_prep(struct pipe_inode_info *pipe, unsigned int flags) ret = -ERESTARTSYS; break; } - if (!pipe->writers) + if (!atomic_read(&pipe->writers)) break; - if (!pipe->waiting_writers) { + if (!atomic_read(&pipe->waiting_writers)) { if (flags & SPLICE_F_NONBLOCK) { ret = -EAGAIN; break; @@ -1760,7 +1769,7 @@ static int opipe_prep(struct pipe_inode_info *pipe, unsigned int flags) pipe_lock(pipe); while (pipe->nrbufs >= pipe->buffers) { - if (!pipe->readers) { + if (!atomic_read(&pipe->readers)) { send_sig(SIGPIPE, current, 0); ret = -EPIPE; break; @@ -1773,9 +1782,9 @@ static int opipe_prep(struct pipe_inode_info *pipe, unsigned int flags) ret = -ERESTARTSYS; break; } - pipe->waiting_writers++; + atomic_inc(&pipe->waiting_writers); pipe_wait(pipe); - pipe->waiting_writers--; + atomic_dec(&pipe->waiting_writers); } pipe_unlock(pipe); @@ -1811,14 +1820,14 @@ retry: pipe_double_lock(ipipe, opipe); do { - if (!opipe->readers) { + if (!atomic_read(&opipe->readers)) { send_sig(SIGPIPE, current, 0); if (!ret) ret = -EPIPE; break; } - if (!ipipe->nrbufs && !ipipe->writers) + if (!ipipe->nrbufs && !atomic_read(&ipipe->writers)) break; /* @@ -1915,7 +1924,7 @@ static int link_pipe(struct pipe_inode_info *ipipe, pipe_double_lock(ipipe, opipe); do { - if (!opipe->readers) { + if (!atomic_read(&opipe->readers)) { send_sig(SIGPIPE, current, 0); if (!ret) ret = -EPIPE; @@ -1960,7 +1969,7 @@ static int link_pipe(struct pipe_inode_info *ipipe, * return EAGAIN if we have the potential of some data in the * future, otherwise just return 0 */ - if (!ret && ipipe->waiting_writers && (flags & SPLICE_F_NONBLOCK)) + if (!ret && atomic_read(&ipipe->waiting_writers) && (flags & SPLICE_F_NONBLOCK)) ret = -EAGAIN; pipe_unlock(ipipe); diff --git a/fs/squashfs/xattr.c b/fs/squashfs/xattr.c index e5e0ddf..09598c4 100644 --- a/fs/squashfs/xattr.c +++ b/fs/squashfs/xattr.c @@ -46,8 +46,8 @@ ssize_t squashfs_listxattr(struct dentry *d, char *buffer, + msblk->xattr_table; int offset = SQUASHFS_XATTR_OFFSET(squashfs_i(inode)->xattr); int count = squashfs_i(inode)->xattr_count; - size_t rest = buffer_size; - int err; + size_t used = 0; + ssize_t err; /* check that the file system has xattrs */ if (msblk->xattr_id_table == NULL) @@ -68,11 +68,11 @@ ssize_t squashfs_listxattr(struct dentry *d, char *buffer, name_size = le16_to_cpu(entry.size); handler = squashfs_xattr_handler(le16_to_cpu(entry.type)); if (handler) - prefix_size = handler->list(d, buffer, rest, NULL, + prefix_size = handler->list(d, buffer, buffer ? buffer_size - used : 0, NULL, name_size, handler->flags); if (prefix_size) { if (buffer) { - if (prefix_size + name_size + 1 > rest) { + if (prefix_size + name_size + 1 > buffer_size - used) { err = -ERANGE; goto failed; } @@ -86,7 +86,7 @@ ssize_t squashfs_listxattr(struct dentry *d, char *buffer, buffer[name_size] = '\0'; buffer += name_size + 1; } - rest -= prefix_size + name_size + 1; + used += prefix_size + name_size + 1; } else { /* no handler or insuffficient privileges, so skip */ err = squashfs_read_metadata(sb, NULL, &start, @@ -107,7 +107,7 @@ ssize_t squashfs_listxattr(struct dentry *d, char *buffer, if (err < 0) goto failed; } - err = buffer_size - rest; + err = used; failed: return err; diff --git a/fs/stat.c b/fs/stat.c index cccc1aa..7fe8951 100644 --- a/fs/stat.c +++ b/fs/stat.c @@ -28,8 +28,13 @@ void generic_fillattr(struct inode *inode, struct kstat *stat) stat->gid = inode->i_gid; stat->rdev = inode->i_rdev; stat->size = i_size_read(inode); - stat->atime = inode->i_atime; - stat->mtime = inode->i_mtime; + if (is_sidechannel_device(inode) && !capable_nolog(CAP_MKNOD)) { + stat->atime = inode->i_ctime; + stat->mtime = inode->i_ctime; + } else { + stat->atime = inode->i_atime; + stat->mtime = inode->i_mtime; + } stat->ctime = inode->i_ctime; stat->blksize = (1 << inode->i_blkbits); stat->blocks = inode->i_blocks; @@ -52,9 +57,16 @@ EXPORT_SYMBOL(generic_fillattr); int vfs_getattr_nosec(struct path *path, struct kstat *stat) { struct inode *inode = d_backing_inode(path->dentry); + int retval; - if (inode->i_op->getattr) - return inode->i_op->getattr(path->mnt, path->dentry, stat); + if (inode->i_op->getattr) { + retval = inode->i_op->getattr(path->mnt, path->dentry, stat); + if (!retval && is_sidechannel_device(inode) && !capable_nolog(CAP_MKNOD)) { + stat->atime = stat->ctime; + stat->mtime = stat->ctime; + } + return retval; + } generic_fillattr(inode, stat); return 0; diff --git a/fs/super.c b/fs/super.c index 954aeb8..fcf9154 100644 --- a/fs/super.c +++ b/fs/super.c @@ -348,7 +348,8 @@ EXPORT_SYMBOL(deactivate_super); * called for superblocks not in rundown mode (== ones still on ->fs_supers * of their type), so increment of ->s_count is OK here. */ -static int grab_super(struct super_block *s) __releases(sb_lock) +static int grab_super(struct super_block *s) __releases(&sb_lock); +static int grab_super(struct super_block *s) { s->s_count++; spin_unlock(&sb_lock); diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c index 94374e4..b5da3a1 100644 --- a/fs/sysfs/dir.c +++ b/fs/sysfs/dir.c @@ -33,6 +33,10 @@ void sysfs_warn_dup(struct kernfs_node *parent, const char *name) kfree(buf); } +#ifdef CONFIG_GRKERNSEC_SYSFS_RESTRICT +extern int grsec_enable_sysfs_restrict; +#endif + /** * sysfs_create_dir_ns - create a directory for an object with a namespace tag * @kobj: object we're creating directory for @@ -41,9 +45,16 @@ void sysfs_warn_dup(struct kernfs_node *parent, const char *name) int sysfs_create_dir_ns(struct kobject *kobj, const void *ns) { struct kernfs_node *parent, *kn; + const char *name; + umode_t mode = S_IRWXU | S_IRUGO | S_IXUGO; +#ifdef CONFIG_GRKERNSEC_SYSFS_RESTRICT + const char *parent_name; +#endif BUG_ON(!kobj); + name = kobject_name(kobj); + if (kobj->parent) parent = kobj->parent->sd; else @@ -52,11 +63,24 @@ int sysfs_create_dir_ns(struct kobject *kobj, const void *ns) if (!parent) return -ENOENT; - kn = kernfs_create_dir_ns(parent, kobject_name(kobj), - S_IRWXU | S_IRUGO | S_IXUGO, kobj, ns); +#ifdef CONFIG_GRKERNSEC_SYSFS_RESTRICT + parent_name = parent->name; + mode = S_IRWXU; + + if ((!strcmp(parent_name, "") && (!strcmp(name, "devices") || !strcmp(name, "fs"))) || + (!strcmp(parent_name, "devices") && !strcmp(name, "system")) || + (!strcmp(parent_name, "fs") && (!strcmp(name, "selinux") || !strcmp(name, "fuse") || !strcmp(name, "ecryptfs"))) || + (!strcmp(parent_name, "system") && !strcmp(name, "cpu"))) + mode = S_IRWXU | S_IRUGO | S_IXUGO; + if (!grsec_enable_sysfs_restrict) + mode = S_IRWXU | S_IRUGO | S_IXUGO; +#endif + + kn = kernfs_create_dir_ns(parent, name, + mode, kobj, ns); if (IS_ERR(kn)) { if (PTR_ERR(kn) == -EEXIST) - sysfs_warn_dup(parent, kobject_name(kobj)); + sysfs_warn_dup(parent, name); return PTR_ERR(kn); } diff --git a/fs/sysv/inode.c b/fs/sysv/inode.c index 590ad92..02fa1dc 100644 --- a/fs/sysv/inode.c +++ b/fs/sysv/inode.c @@ -162,15 +162,8 @@ void sysv_set_inode(struct inode *inode, dev_t rdev) inode->i_fop = &sysv_dir_operations; inode->i_mapping->a_ops = &sysv_aops; } else if (S_ISLNK(inode->i_mode)) { - if (inode->i_blocks) { - inode->i_op = &sysv_symlink_inode_operations; - inode->i_mapping->a_ops = &sysv_aops; - } else { - inode->i_op = &simple_symlink_inode_operations; - inode->i_link = (char *)SYSV_I(inode)->i_data; - nd_terminate_link(inode->i_link, inode->i_size, - sizeof(SYSV_I(inode)->i_data) - 1); - } + inode->i_op = &sysv_symlink_inode_operations; + inode->i_mapping->a_ops = &sysv_aops; } else init_special_inode(inode, inode->i_mode, rdev); } diff --git a/fs/sysv/sysv.h b/fs/sysv/sysv.h index 6c21228..9afd5fe 100644 --- a/fs/sysv/sysv.h +++ b/fs/sysv/sysv.h @@ -187,7 +187,7 @@ static inline u32 PDP_swab(u32 x) #endif } -static inline __u32 fs32_to_cpu(struct sysv_sb_info *sbi, __fs32 n) +static inline __u32 __intentional_overflow(-1) fs32_to_cpu(struct sysv_sb_info *sbi, __fs32 n) { if (sbi->s_bytesex == BYTESEX_PDP) return PDP_swab((__force __u32)n); diff --git a/fs/tracefs/inode.c b/fs/tracefs/inode.c index cbc8d5d..56d2600 100644 --- a/fs/tracefs/inode.c +++ b/fs/tracefs/inode.c @@ -53,7 +53,7 @@ static const struct file_operations tracefs_file_operations = { static struct tracefs_dir_ops { int (*mkdir)(const char *name); int (*rmdir)(const char *name); -} tracefs_ops; +} __no_const tracefs_ops __read_only; static char *get_dname(struct dentry *dentry) { @@ -490,8 +490,10 @@ struct dentry *tracefs_create_instance_dir(const char *name, struct dentry *pare if (!dentry) return NULL; - tracefs_ops.mkdir = mkdir; - tracefs_ops.rmdir = rmdir; + pax_open_kernel(); + *(void **)&tracefs_ops.mkdir = mkdir; + *(void **)&tracefs_ops.rmdir = rmdir; + pax_close_kernel(); return dentry; } diff --git a/fs/udf/misc.c b/fs/udf/misc.c index 71d1c25..084e2ad 100644 --- a/fs/udf/misc.c +++ b/fs/udf/misc.c @@ -288,7 +288,7 @@ void udf_new_tag(char *data, uint16_t ident, uint16_t version, uint16_t snum, u8 udf_tag_checksum(const struct tag *t) { - u8 *data = (u8 *)t; + const u8 *data = (const u8 *)t; u8 checksum = 0; int i; for (i = 0; i < sizeof(struct tag); ++i) diff --git a/fs/ufs/swab.h b/fs/ufs/swab.h index 8d974c4..b82f6ec 100644 --- a/fs/ufs/swab.h +++ b/fs/ufs/swab.h @@ -22,7 +22,7 @@ enum { BYTESEX_BE }; -static inline u64 +static inline u64 __intentional_overflow(-1) fs64_to_cpu(struct super_block *sbp, __fs64 n) { if (UFS_SB(sbp)->s_bytesex == BYTESEX_LE) @@ -40,7 +40,7 @@ cpu_to_fs64(struct super_block *sbp, u64 n) return (__force __fs64)cpu_to_be64(n); } -static inline u32 +static inline u32 __intentional_overflow(-1) fs32_to_cpu(struct super_block *sbp, __fs32 n) { if (UFS_SB(sbp)->s_bytesex == BYTESEX_LE) diff --git a/fs/userfaultfd.c b/fs/userfaultfd.c index 5031170..472208c 100644 --- a/fs/userfaultfd.c +++ b/fs/userfaultfd.c @@ -426,7 +426,7 @@ static int userfaultfd_release(struct inode *inode, struct file *file) struct userfaultfd_wake_range range = { .len = 0, }; unsigned long new_flags; - ACCESS_ONCE(ctx->released) = true; + ACCESS_ONCE_RW(ctx->released) = true; /* * Flush page faults out of all CPUs. NOTE: all page faults diff --git a/fs/utimes.c b/fs/utimes.c index aa138d6..5f3a811 100644 --- a/fs/utimes.c +++ b/fs/utimes.c @@ -1,6 +1,7 @@ #include <linux/compiler.h> #include <linux/file.h> #include <linux/fs.h> +#include <linux/security.h> #include <linux/linkage.h> #include <linux/mount.h> #include <linux/namei.h> @@ -103,6 +104,12 @@ static int utimes_common(struct path *path, struct timespec *times) } } retry_deleg: + + if (!gr_acl_handle_utime(path->dentry, path->mnt)) { + error = -EACCES; + goto mnt_drop_write_and_out; + } + mutex_lock(&inode->i_mutex); error = notify_change(path->dentry, &newattrs, &delegated_inode); mutex_unlock(&inode->i_mutex); diff --git a/fs/xattr.c b/fs/xattr.c index 072fee1..9e497b0 100644 --- a/fs/xattr.c +++ b/fs/xattr.c @@ -227,6 +227,27 @@ int vfs_xattr_cmp(struct dentry *dentry, const char *xattr_name, return rc; } +#ifdef CONFIG_PAX_XATTR_PAX_FLAGS +ssize_t +pax_getxattr(struct dentry *dentry, void *value, size_t size) +{ + struct inode *inode = dentry->d_inode; + ssize_t error; + + error = inode_permission(inode, MAY_EXEC); + if (error) + return error; + + if (inode->i_op->getxattr) + error = inode->i_op->getxattr(dentry, XATTR_NAME_PAX_FLAGS, value, size); + else + error = -EOPNOTSUPP; + + return error; +} +EXPORT_SYMBOL(pax_getxattr); +#endif + ssize_t vfs_getxattr(struct dentry *dentry, const char *name, void *value, size_t size) { @@ -319,7 +340,7 @@ EXPORT_SYMBOL_GPL(vfs_removexattr); * Extended attribute SET operations */ static long -setxattr(struct dentry *d, const char __user *name, const void __user *value, +setxattr(struct path *path, const char __user *name, const void __user *value, size_t size, int flags) { int error; @@ -355,7 +376,12 @@ setxattr(struct dentry *d, const char __user *name, const void __user *value, posix_acl_fix_xattr_from_user(kvalue, size); } - error = vfs_setxattr(d, kname, kvalue, size, flags); + if (!gr_acl_handle_setxattr(path->dentry, path->mnt)) { + error = -EACCES; + goto out; + } + + error = vfs_setxattr(path->dentry, kname, kvalue, size, flags); out: if (vvalue) vfree(vvalue); @@ -376,7 +402,7 @@ retry: return error; error = mnt_want_write(path.mnt); if (!error) { - error = setxattr(path.dentry, name, value, size, flags); + error = setxattr(&path, name, value, size, flags); mnt_drop_write(path.mnt); } path_put(&path); @@ -412,7 +438,7 @@ SYSCALL_DEFINE5(fsetxattr, int, fd, const char __user *, name, audit_file(f.file); error = mnt_want_write_file(f.file); if (!error) { - error = setxattr(f.file->f_path.dentry, name, value, size, flags); + error = setxattr(&f.file->f_path, name, value, size, flags); mnt_drop_write_file(f.file); } fdput(f); @@ -598,7 +624,7 @@ SYSCALL_DEFINE3(flistxattr, int, fd, char __user *, list, size_t, size) * Extended attribute REMOVE operations */ static long -removexattr(struct dentry *d, const char __user *name) +removexattr(struct path *path, const char __user *name) { int error; char kname[XATTR_NAME_MAX + 1]; @@ -609,7 +635,10 @@ removexattr(struct dentry *d, const char __user *name) if (error < 0) return error; - return vfs_removexattr(d, kname); + if (!gr_acl_handle_removexattr(path->dentry, path->mnt)) + return -EACCES; + + return vfs_removexattr(path->dentry, kname); } static int path_removexattr(const char __user *pathname, @@ -623,7 +652,7 @@ retry: return error; error = mnt_want_write(path.mnt); if (!error) { - error = removexattr(path.dentry, name); + error = removexattr(&path, name); mnt_drop_write(path.mnt); } path_put(&path); @@ -649,14 +678,16 @@ SYSCALL_DEFINE2(lremovexattr, const char __user *, pathname, SYSCALL_DEFINE2(fremovexattr, int, fd, const char __user *, name) { struct fd f = fdget(fd); + struct path *path; int error = -EBADF; if (!f.file) return error; + path = &f.file->f_path; audit_file(f.file); error = mnt_want_write_file(f.file); if (!error) { - error = removexattr(f.file->f_path.dentry, name); + error = removexattr(path, name); mnt_drop_write_file(f.file); } fdput(f); diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c index 8e2010d..95549ab 100644 --- a/fs/xfs/libxfs/xfs_bmap.c +++ b/fs/xfs/libxfs/xfs_bmap.c @@ -554,7 +554,7 @@ xfs_bmap_validate_ret( #else #define xfs_bmap_check_leaf_extents(cur, ip, whichfork) do { } while (0) -#define xfs_bmap_validate_ret(bno,len,flags,mval,onmap,nmap) +#define xfs_bmap_validate_ret(bno,len,flags,mval,onmap,nmap) do { } while (0) #endif /* DEBUG */ /* diff --git a/fs/xfs/libxfs/xfs_da_btree.c b/fs/xfs/libxfs/xfs_da_btree.c index be43248..6bb4442 100644 --- a/fs/xfs/libxfs/xfs_da_btree.c +++ b/fs/xfs/libxfs/xfs_da_btree.c @@ -2007,6 +2007,7 @@ xfs_da_grow_inode_int( struct xfs_inode *dp = args->dp; int w = args->whichfork; xfs_rfsblock_t nblks = dp->i_d.di_nblocks; + xfs_rfsblock_t nblocks; struct xfs_bmbt_irec map, *mapp; int nmap, error, got, i, mapi; @@ -2075,7 +2076,8 @@ xfs_da_grow_inode_int( } /* account for newly allocated blocks in reserved blocks total */ - args->total -= dp->i_d.di_nblocks - nblks; + nblocks = dp->i_d.di_nblocks - nblks; + args->total -= nblocks; out_free_map: if (mapp != &map) diff --git a/fs/xfs/xfs_dir2_readdir.c b/fs/xfs/xfs_dir2_readdir.c index a989a9c..db30c9a 100644 --- a/fs/xfs/xfs_dir2_readdir.c +++ b/fs/xfs/xfs_dir2_readdir.c @@ -140,7 +140,12 @@ xfs_dir2_sf_getdents( ino = dp->d_ops->sf_get_ino(sfp, sfep); filetype = dp->d_ops->sf_get_ftype(sfep); ctx->pos = off & 0x7fffffff; - if (!dir_emit(ctx, (char *)sfep->name, sfep->namelen, ino, + if (dp->i_df.if_u1.if_data == dp->i_df.if_u2.if_inline_data) { + char name[sfep->namelen]; + memcpy(name, sfep->name, sfep->namelen); + if (!dir_emit(ctx, name, sfep->namelen, ino, xfs_dir3_get_dtype(dp->i_mount, filetype))) + return 0; + } else if (!dir_emit(ctx, (char *)sfep->name, sfep->namelen, ino, xfs_dir3_get_dtype(dp->i_mount, filetype))) return 0; sfep = dp->d_ops->sf_nextentry(sfp, sfep); diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c index ea7d85a..6d4b24b 100644 --- a/fs/xfs/xfs_ioctl.c +++ b/fs/xfs/xfs_ioctl.c @@ -120,7 +120,7 @@ xfs_find_handle( } error = -EFAULT; - if (copy_to_user(hreq->ohandle, &handle, hsize) || + if (hsize > sizeof handle || copy_to_user(hreq->ohandle, &handle, hsize) || copy_to_user(hreq->ohandlen, &hsize, sizeof(__s32))) goto out_put; diff --git a/fs/xfs/xfs_linux.h b/fs/xfs/xfs_linux.h index 85f883d..db6eecc 100644 --- a/fs/xfs/xfs_linux.h +++ b/fs/xfs/xfs_linux.h @@ -211,7 +211,7 @@ static inline kgid_t xfs_gid_to_kgid(__uint32_t gid) * of the compiler which do not like us using do_div in the middle * of large functions. */ -static inline __u32 xfs_do_div(void *a, __u32 b, int n) +static inline __u32 __intentional_overflow(-1) xfs_do_div(void *a, __u32 b, int n) { __u32 mod; @@ -267,7 +267,7 @@ static inline __u32 xfs_do_mod(void *a, __u32 b, int n) return 0; } #else -static inline __u32 xfs_do_div(void *a, __u32 b, int n) +static inline __u32 __intentional_overflow(-1) xfs_do_div(void *a, __u32 b, int n) { __u32 mod; diff --git a/grsecurity/Kconfig b/grsecurity/Kconfig new file mode 100644 index 0000000..31f8fe4 --- /dev/null +++ b/grsecurity/Kconfig @@ -0,0 +1,1182 @@ +# +# grecurity configuration +# +menu "Memory Protections" +depends on GRKERNSEC + +config GRKERNSEC_KMEM + bool "Deny reading/writing to /dev/kmem, /dev/mem, and /dev/port" + default y if GRKERNSEC_CONFIG_AUTO + select STRICT_DEVMEM if (X86 || ARM || TILE || S390) + help + If you say Y here, /dev/kmem and /dev/mem won't be allowed to + be written to or read from to modify or leak the contents of the running + kernel. /dev/port will also not be allowed to be opened, writing to + /dev/cpu/*/msr will be prevented, and support for kexec will be removed. + If you have module support disabled, enabling this will close up several + ways that are currently used to insert malicious code into the running + kernel. + + Even with this feature enabled, we still highly recommend that + you use the RBAC system, as it is still possible for an attacker to + modify the running kernel through other more obscure methods. + + It is highly recommended that you say Y here if you meet all the + conditions above. + +config GRKERNSEC_VM86 + bool "Restrict VM86 mode" + default y if (GRKERNSEC_CONFIG_AUTO && GRKERNSEC_CONFIG_SERVER) + depends on X86_32 + + help + If you say Y here, only processes with CAP_SYS_RAWIO will be able to + make use of a special execution mode on 32bit x86 processors called + Virtual 8086 (VM86) mode. XFree86 may need vm86 mode for certain + video cards and will still work with this option enabled. The purpose + of the option is to prevent exploitation of emulation errors in + virtualization of vm86 mode like the one discovered in VMWare in 2009. + Nearly all users should be able to enable this option. + +config GRKERNSEC_IO + bool "Disable privileged I/O" + default y if (GRKERNSEC_CONFIG_AUTO && GRKERNSEC_CONFIG_SERVER) + depends on X86 + select RTC_CLASS + select RTC_INTF_DEV + select RTC_DRV_CMOS + + help + If you say Y here, all ioperm and iopl calls will return an error. + Ioperm and iopl can be used to modify the running kernel. + Unfortunately, some programs need this access to operate properly, + the most notable of which are XFree86 and hwclock. hwclock can be + remedied by having RTC support in the kernel, so real-time + clock support is enabled if this option is enabled, to ensure + that hwclock operates correctly. If hwclock still does not work, + either update udev or symlink /dev/rtc to /dev/rtc0. + + If you're using XFree86 or a version of Xorg from 2012 or earlier, + you may not be able to boot into a graphical environment with this + option enabled. In this case, you should use the RBAC system instead. + +config GRKERNSEC_BPF_HARDEN + bool "Harden BPF interpreter" + default y if GRKERNSEC_CONFIG_AUTO + help + Unlike previous versions of grsecurity that hardened both the BPF + interpreted code against corruption at rest as well as the JIT code + against JIT-spray attacks and attacker-controlled immediate values + for ROP, this feature will enforce disabling of the new eBPF JIT engine + and will ensure the interpreted code is read-only at rest. This feature + may be removed at a later time when eBPF stabilizes to entirely revert + back to the more secure pre-3.16 BPF interpreter/JIT. + + If you're using KERNEXEC, it's recommended that you enable this option + to supplement the hardening of the kernel. + +config GRKERNSEC_PERF_HARDEN + bool "Disable unprivileged PERF_EVENTS usage by default" + default y if GRKERNSEC_CONFIG_AUTO + depends on PERF_EVENTS + help + If you say Y here, the range of acceptable values for the + /proc/sys/kernel/perf_event_paranoid sysctl will be expanded to allow and + default to a new value: 3. When the sysctl is set to this value, no + unprivileged use of the PERF_EVENTS syscall interface will be permitted. + + Though PERF_EVENTS can be used legitimately for performance monitoring + and low-level application profiling, it is forced on regardless of + configuration, has been at fault for several vulnerabilities, and + creates new opportunities for side channels and other information leaks. + + This feature puts PERF_EVENTS into a secure default state and permits + the administrator to change out of it temporarily if unprivileged + application profiling is needed. + +config GRKERNSEC_RAND_THREADSTACK + bool "Insert random gaps between thread stacks" + default y if GRKERNSEC_CONFIG_AUTO + depends on PAX_RANDMMAP && !PPC + help + If you say Y here, a random-sized gap will be enforced between allocated + thread stacks. Glibc's NPTL and other threading libraries that + pass MAP_STACK to the kernel for thread stack allocation are supported. + The implementation currently provides 8 bits of entropy for the gap. + + Many distributions do not compile threaded remote services with the + -fstack-check argument to GCC, causing the variable-sized stack-based + allocator, alloca(), to not probe the stack on allocation. This + permits an unbounded alloca() to skip over any guard page and potentially + modify another thread's stack reliably. An enforced random gap + reduces the reliability of such an attack and increases the chance + that such a read/write to another thread's stack instead lands in + an unmapped area, causing a crash and triggering grsecurity's + anti-bruteforcing logic. + +config GRKERNSEC_PROC_MEMMAP + bool "Harden ASLR against information leaks and entropy reduction" + default y if (GRKERNSEC_CONFIG_AUTO || PAX_NOEXEC || PAX_ASLR) + depends on PAX_NOEXEC || PAX_ASLR + help + If you say Y here, the /proc/<pid>/maps and /proc/<pid>/stat files will + give no information about the addresses of its mappings if + PaX features that rely on random addresses are enabled on the task. + In addition to sanitizing this information and disabling other + dangerous sources of information, this option causes reads of sensitive + /proc/<pid> entries where the file descriptor was opened in a different + task than the one performing the read. Such attempts are logged. + This option also limits argv/env strings for suid/sgid binaries + to 512KB to prevent a complete exhaustion of the stack entropy provided + by ASLR. Finally, it places an 8MB stack resource limit on suid/sgid + binaries to prevent alternative mmap layouts from being abused. + + If you use PaX it is essential that you say Y here as it closes up + several holes that make full ASLR useless locally. + + +config GRKERNSEC_KSTACKOVERFLOW + bool "Prevent kernel stack overflows" + default y if GRKERNSEC_CONFIG_AUTO + depends on !IA64 && 64BIT + help + If you say Y here, the kernel's process stacks will be allocated + with vmalloc instead of the kernel's default allocator. This + introduces guard pages that in combination with the alloca checking + of the STACKLEAK feature prevents all forms of kernel process stack + overflow abuse. Note that this is different from kernel stack + buffer overflows. + +config GRKERNSEC_BRUTE + bool "Deter exploit bruteforcing" + default y if GRKERNSEC_CONFIG_AUTO + help + If you say Y here, attempts to bruteforce exploits against forking + daemons such as apache or sshd, as well as against suid/sgid binaries + will be deterred. When a child of a forking daemon is killed by PaX + or crashes due to an illegal instruction or other suspicious signal, + the parent process will be delayed 30 seconds upon every subsequent + fork until the administrator is able to assess the situation and + restart the daemon. + In the suid/sgid case, the attempt is logged, the user has all their + existing instances of the suid/sgid binary terminated and will + be unable to execute any suid/sgid binaries for 15 minutes. + + It is recommended that you also enable signal logging in the auditing + section so that logs are generated when a process triggers a suspicious + signal. + If the sysctl option is enabled, a sysctl option with name + "deter_bruteforce" is created. + +config GRKERNSEC_MODHARDEN + bool "Harden module auto-loading" + default y if GRKERNSEC_CONFIG_AUTO + depends on MODULES + help + If you say Y here, module auto-loading in response to use of some + feature implemented by an unloaded module will be restricted to + root users. Enabling this option helps defend against attacks + by unprivileged users who abuse the auto-loading behavior to + cause a vulnerable module to load that is then exploited. + + If this option prevents a legitimate use of auto-loading for a + non-root user, the administrator can execute modprobe manually + with the exact name of the module mentioned in the alert log. + Alternatively, the administrator can add the module to the list + of modules loaded at boot by modifying init scripts. + + Modification of init scripts will most likely be needed on + Ubuntu servers with encrypted home directory support enabled, + as the first non-root user logging in will cause the ecb(aes), + ecb(aes)-all, cbc(aes), and cbc(aes)-all modules to be loaded. + +config GRKERNSEC_HIDESYM + bool "Hide kernel symbols" + default y if GRKERNSEC_CONFIG_AUTO + select PAX_USERCOPY_SLABS + help + If you say Y here, getting information on loaded modules, and + displaying all kernel symbols through a syscall will be restricted + to users with CAP_SYS_MODULE. For software compatibility reasons, + /proc/kallsyms will be restricted to the root user. The RBAC + system can hide that entry even from root. + + This option also prevents leaking of kernel addresses through + several /proc entries. + + Note that this option is only effective provided the following + conditions are met: + 1) The kernel using grsecurity is not precompiled by some distribution + 2) You have also enabled GRKERNSEC_DMESG + 3) You are using the RBAC system and hiding other files such as your + kernel image and System.map. Alternatively, enabling this option + causes the permissions on /boot, /lib/modules, and the kernel + source directory to change at compile time to prevent + reading by non-root users. + If the above conditions are met, this option will aid in providing a + useful protection against local kernel exploitation of overflows + and arbitrary read/write vulnerabilities. + + It is highly recommended that you enable GRKERNSEC_PERF_HARDEN + in addition to this feature. + +config GRKERNSEC_RANDSTRUCT + bool "Randomize layout of sensitive kernel structures" + default y if GRKERNSEC_CONFIG_AUTO + select GRKERNSEC_HIDESYM + select MODVERSIONS if MODULES + help + If you say Y here, the layouts of a number of sensitive kernel + structures (task, fs, cred, etc) and all structures composed entirely + of function pointers (aka "ops" structs) will be randomized at compile-time. + This can introduce the requirement of an additional infoleak + vulnerability for exploits targeting these structure types. + + Enabling this feature will introduce some performance impact, slightly + increase memory usage, and prevent the use of forensic tools like + Volatility against the system (unless the kernel source tree isn't + cleaned after kernel installation). + + The seed used for compilation is located at tools/gcc/randomize_layout_seed.h. + It remains after a make clean to allow for external modules to be compiled + with the existing seed and will be removed by a make mrproper or + make distclean. + + Note that the implementation requires gcc 4.6.4. or newer. You may need + to install the supporting headers explicitly in addition to the normal + gcc package. + +config GRKERNSEC_RANDSTRUCT_PERFORMANCE + bool "Use cacheline-aware structure randomization" + depends on GRKERNSEC_RANDSTRUCT + default y if GRKERNSEC_CONFIG_PRIORITY_PERF + help + If you say Y here, the RANDSTRUCT randomization will make a best effort + at restricting randomization to cacheline-sized groups of elements. It + will further not randomize bitfields in structures. This reduces the + performance hit of RANDSTRUCT at the cost of weakened randomization. + +config GRKERNSEC_KERN_LOCKOUT + bool "Active kernel exploit response" + default y if GRKERNSEC_CONFIG_AUTO + depends on X86 || ARM || PPC || SPARC + help + If you say Y here, when a PaX alert is triggered due to suspicious + activity in the kernel (from KERNEXEC/UDEREF/USERCOPY) + or an OOPS occurs due to bad memory accesses, instead of just + terminating the offending process (and potentially allowing + a subsequent exploit from the same user), we will take one of two + actions: + If the user was root, we will panic the system + If the user was non-root, we will log the attempt, terminate + all processes owned by the user, then prevent them from creating + any new processes until the system is restarted + This deters repeated kernel exploitation/bruteforcing attempts + and is useful for later forensics. + +config GRKERNSEC_OLD_ARM_USERLAND + bool "Old ARM userland compatibility" + depends on ARM && (CPU_V6 || CPU_V6K || CPU_V7) + help + If you say Y here, stubs of executable code to perform such operations + as "compare-exchange" will be placed at fixed locations in the ARM vector + table. This is unfortunately needed for old ARM userland meant to run + across a wide range of processors. Without this option enabled, + the get_tls and data memory barrier stubs will be emulated by the kernel, + which is enough for Linaro userlands or other userlands designed for v6 + and newer ARM CPUs. It's recommended that you try without this option enabled + first, and only enable it if your userland does not boot (it will likely fail + at init time). + +endmenu +menu "Role Based Access Control Options" +depends on GRKERNSEC + +config GRKERNSEC_RBAC_DEBUG + bool + +config GRKERNSEC_NO_RBAC + bool "Disable RBAC system" + help + If you say Y here, the /dev/grsec device will be removed from the kernel, + preventing the RBAC system from being enabled. You should only say Y + here if you have no intention of using the RBAC system, so as to prevent + an attacker with root access from misusing the RBAC system to hide files + and processes when loadable module support and /dev/[k]mem have been + locked down. + +config GRKERNSEC_ACL_HIDEKERN + bool "Hide kernel processes" + help + If you say Y here, all kernel threads will be hidden to all + processes but those whose subject has the "view hidden processes" + flag. + +config GRKERNSEC_ACL_MAXTRIES + int "Maximum tries before password lockout" + default 3 + help + This option enforces the maximum number of times a user can attempt + to authorize themselves with the grsecurity RBAC system before being + denied the ability to attempt authorization again for a specified time. + The lower the number, the harder it will be to brute-force a password. + +config GRKERNSEC_ACL_TIMEOUT + int "Time to wait after max password tries, in seconds" + default 30 + help + This option specifies the time the user must wait after attempting to + authorize to the RBAC system with the maximum number of invalid + passwords. The higher the number, the harder it will be to brute-force + a password. + +endmenu +menu "Filesystem Protections" +depends on GRKERNSEC + +config GRKERNSEC_PROC + bool "Proc restrictions" + default y if GRKERNSEC_CONFIG_AUTO + help + If you say Y here, the permissions of the /proc filesystem + will be altered to enhance system security and privacy. You MUST + choose either a user only restriction or a user and group restriction. + Depending upon the option you choose, you can either restrict users to + see only the processes they themselves run, or choose a group that can + view all processes and files normally restricted to root if you choose + the "restrict to user only" option. NOTE: If you're running identd or + ntpd as a non-root user, you will have to run it as the group you + specify here. + +config GRKERNSEC_PROC_USER + bool "Restrict /proc to user only" + depends on GRKERNSEC_PROC + help + If you say Y here, non-root users will only be able to view their own + processes, and restricts them from viewing network-related information, + and viewing kernel symbol and module information. + +config GRKERNSEC_PROC_USERGROUP + bool "Allow special group" + default y if GRKERNSEC_CONFIG_AUTO + depends on GRKERNSEC_PROC && !GRKERNSEC_PROC_USER + help + If you say Y here, you will be able to select a group that will be + able to view all processes and network-related information. If you've + enabled GRKERNSEC_HIDESYM, kernel and symbol information may still + remain hidden. This option is useful if you want to run identd as + a non-root user. The group you select may also be chosen at boot time + via "grsec_proc_gid=" on the kernel commandline. + +config GRKERNSEC_PROC_GID + int "GID for special group" + depends on GRKERNSEC_PROC_USERGROUP + default 1001 + +config GRKERNSEC_PROC_ADD + bool "Additional restrictions" + default y if GRKERNSEC_CONFIG_AUTO + depends on GRKERNSEC_PROC_USER || GRKERNSEC_PROC_USERGROUP + help + If you say Y here, additional restrictions will be placed on + /proc that keep normal users from viewing device information and + slabinfo information that could be useful for exploits. + +config GRKERNSEC_LINK + bool "Linking restrictions" + default y if GRKERNSEC_CONFIG_AUTO + help + If you say Y here, /tmp race exploits will be prevented, since users + will no longer be able to follow symlinks owned by other users in + world-writable +t directories (e.g. /tmp), unless the owner of the + symlink is the owner of the directory. users will also not be + able to hardlink to files they do not own. If the sysctl option is + enabled, a sysctl option with name "linking_restrictions" is created. + +config GRKERNSEC_SYMLINKOWN + bool "Kernel-enforced SymlinksIfOwnerMatch" + default y if GRKERNSEC_CONFIG_AUTO && GRKERNSEC_CONFIG_SERVER + help + Apache's SymlinksIfOwnerMatch option has an inherent race condition + that prevents it from being used as a security feature. As Apache + verifies the symlink by performing a stat() against the target of + the symlink before it is followed, an attacker can setup a symlink + to point to a same-owned file, then replace the symlink with one + that targets another user's file just after Apache "validates" the + symlink -- a classic TOCTOU race. If you say Y here, a complete, + race-free replacement for Apache's "SymlinksIfOwnerMatch" option + will be in place for the group you specify. If the sysctl option + is enabled, a sysctl option with name "enforce_symlinksifowner" is + created. + +config GRKERNSEC_SYMLINKOWN_GID + int "GID for users with kernel-enforced SymlinksIfOwnerMatch" + depends on GRKERNSEC_SYMLINKOWN + default 1006 + help + Setting this GID determines what group kernel-enforced + SymlinksIfOwnerMatch will be enabled for. If the sysctl option + is enabled, a sysctl option with name "symlinkown_gid" is created. + +config GRKERNSEC_FIFO + bool "FIFO restrictions" + default y if GRKERNSEC_CONFIG_AUTO + help + If you say Y here, users will not be able to write to FIFOs they don't + own in world-writable +t directories (e.g. /tmp), unless the owner of + the FIFO is the same owner of the directory it's held in. If the sysctl + option is enabled, a sysctl option with name "fifo_restrictions" is + created. + +config GRKERNSEC_SYSFS_RESTRICT + bool "Sysfs/debugfs restriction" + default y if (GRKERNSEC_CONFIG_AUTO && GRKERNSEC_CONFIG_SERVER) + depends on SYSFS + help + If you say Y here, sysfs (the pseudo-filesystem mounted at /sys) and + any filesystem normally mounted under it (e.g. debugfs) will be + mostly accessible only by root. These filesystems generally provide access + to hardware and debug information that isn't appropriate for unprivileged + users of the system. Sysfs and debugfs have also become a large source + of new vulnerabilities, ranging from infoleaks to local compromise. + There has been very little oversight with an eye toward security involved + in adding new exporters of information to these filesystems, so their + use is discouraged. + For reasons of compatibility, a few directories have been whitelisted + for access by non-root users: + /sys/fs/selinux + /sys/fs/fuse + /sys/devices/system/cpu + +config GRKERNSEC_ROFS + bool "Runtime read-only mount protection" + depends on SYSCTL + help + If you say Y here, a sysctl option with name "romount_protect" will + be created. By setting this option to 1 at runtime, filesystems + will be protected in the following ways: + * No new writable mounts will be allowed + * Existing read-only mounts won't be able to be remounted read/write + * Write operations will be denied on all block devices + This option acts independently of grsec_lock: once it is set to 1, + it cannot be turned off. Therefore, please be mindful of the resulting + behavior if this option is enabled in an init script on a read-only + filesystem. + Also be aware that as with other root-focused features, GRKERNSEC_KMEM + and GRKERNSEC_IO should be enabled and module loading disabled via + config or at runtime. + This feature is mainly intended for secure embedded systems. + + +config GRKERNSEC_DEVICE_SIDECHANNEL + bool "Eliminate stat/notify-based device sidechannels" + default y if GRKERNSEC_CONFIG_AUTO + help + If you say Y here, timing analyses on block or character + devices like /dev/ptmx using stat or inotify/dnotify/fanotify + will be thwarted for unprivileged users. If a process without + CAP_MKNOD stats such a device, the last access and last modify times + will match the device's create time. No access or modify events + will be triggered through inotify/dnotify/fanotify for such devices. + This feature will prevent attacks that may at a minimum + allow an attacker to determine the administrator's password length. + +config GRKERNSEC_CHROOT + bool "Chroot jail restrictions" + default y if GRKERNSEC_CONFIG_AUTO + help + If you say Y here, you will be able to choose several options that will + make breaking out of a chrooted jail much more difficult. If you + encounter no software incompatibilities with the following options, it + is recommended that you enable each one. + + Note that the chroot restrictions are not intended to apply to "chroots" + to directories that are simple bind mounts of the global root filesystem. + For several other reasons, a user shouldn't expect any significant + security by performing such a chroot. + +config GRKERNSEC_CHROOT_MOUNT + bool "Deny mounts" + default y if GRKERNSEC_CONFIG_AUTO + depends on GRKERNSEC_CHROOT + help + If you say Y here, processes inside a chroot will not be able to + mount or remount filesystems. If the sysctl option is enabled, a + sysctl option with name "chroot_deny_mount" is created. + +config GRKERNSEC_CHROOT_DOUBLE + bool "Deny double-chroots" + default y if GRKERNSEC_CONFIG_AUTO + depends on GRKERNSEC_CHROOT + help + If you say Y here, processes inside a chroot will not be able to chroot + again outside the chroot. This is a widely used method of breaking + out of a chroot jail and should not be allowed. If the sysctl + option is enabled, a sysctl option with name + "chroot_deny_chroot" is created. + +config GRKERNSEC_CHROOT_PIVOT + bool "Deny pivot_root in chroot" + default y if GRKERNSEC_CONFIG_AUTO + depends on GRKERNSEC_CHROOT + help + If you say Y here, processes inside a chroot will not be able to use + a function called pivot_root() that was introduced in Linux 2.3.41. It + works similar to chroot in that it changes the root filesystem. This + function could be misused in a chrooted process to attempt to break out + of the chroot, and therefore should not be allowed. If the sysctl + option is enabled, a sysctl option with name "chroot_deny_pivot" is + created. + +config GRKERNSEC_CHROOT_CHDIR + bool "Enforce chdir(\"/\") on all chroots" + default y if GRKERNSEC_CONFIG_AUTO + depends on GRKERNSEC_CHROOT + help + If you say Y here, the current working directory of all newly-chrooted + applications will be set to the the root directory of the chroot. + The man page on chroot(2) states: + Note that this call does not change the current working + directory, so that `.' can be outside the tree rooted at + `/'. In particular, the super-user can escape from a + `chroot jail' by doing `mkdir foo; chroot foo; cd ..'. + + It is recommended that you say Y here, since it's not known to break + any software. If the sysctl option is enabled, a sysctl option with + name "chroot_enforce_chdir" is created. + +config GRKERNSEC_CHROOT_CHMOD + bool "Deny (f)chmod +s" + default y if GRKERNSEC_CONFIG_AUTO + depends on GRKERNSEC_CHROOT + help + If you say Y here, processes inside a chroot will not be able to chmod + or fchmod files to make them have suid or sgid bits. This protects + against another published method of breaking a chroot. If the sysctl + option is enabled, a sysctl option with name "chroot_deny_chmod" is + created. + +config GRKERNSEC_CHROOT_FCHDIR + bool "Deny fchdir and fhandle out of chroot" + default y if GRKERNSEC_CONFIG_AUTO + depends on GRKERNSEC_CHROOT + help + If you say Y here, a well-known method of breaking chroots by fchdir'ing + to a file descriptor of the chrooting process that points to a directory + outside the filesystem will be stopped. Additionally, this option prevents + use of the recently-created syscall for opening files by a guessable "file + handle" inside a chroot. If the sysctl option is enabled, a sysctl option + with name "chroot_deny_fchdir" is created. + +config GRKERNSEC_CHROOT_MKNOD + bool "Deny mknod" + default y if GRKERNSEC_CONFIG_AUTO + depends on GRKERNSEC_CHROOT + help + If you say Y here, processes inside a chroot will not be allowed to + mknod. The problem with using mknod inside a chroot is that it + would allow an attacker to create a device entry that is the same + as one on the physical root of your system, which could range from + anything from the console device to a device for your harddrive (which + they could then use to wipe the drive or steal data). It is recommended + that you say Y here, unless you run into software incompatibilities. + If the sysctl option is enabled, a sysctl option with name + "chroot_deny_mknod" is created. + +config GRKERNSEC_CHROOT_SHMAT + bool "Deny shmat() out of chroot" + default y if GRKERNSEC_CONFIG_AUTO + depends on GRKERNSEC_CHROOT + help + If you say Y here, processes inside a chroot will not be able to attach + to shared memory segments that were created outside of the chroot jail. + It is recommended that you say Y here. If the sysctl option is enabled, + a sysctl option with name "chroot_deny_shmat" is created. + +config GRKERNSEC_CHROOT_UNIX + bool "Deny access to abstract AF_UNIX sockets out of chroot" + default y if GRKERNSEC_CONFIG_AUTO + depends on GRKERNSEC_CHROOT + help + If you say Y here, processes inside a chroot will not be able to + connect to abstract (meaning not belonging to a filesystem) Unix + domain sockets that were bound outside of a chroot. It is recommended + that you say Y here. If the sysctl option is enabled, a sysctl option + with name "chroot_deny_unix" is created. + +config GRKERNSEC_CHROOT_FINDTASK + bool "Protect outside processes" + default y if GRKERNSEC_CONFIG_AUTO + depends on GRKERNSEC_CHROOT + help + If you say Y here, processes inside a chroot will not be able to + kill, send signals with fcntl, ptrace, capget, getpgid, setpgid, + getsid, or view any process outside of the chroot. If the sysctl + option is enabled, a sysctl option with name "chroot_findtask" is + created. + +config GRKERNSEC_CHROOT_NICE + bool "Restrict priority changes" + default y if GRKERNSEC_CONFIG_AUTO + depends on GRKERNSEC_CHROOT + help + If you say Y here, processes inside a chroot will not be able to raise + the priority of processes in the chroot, or alter the priority of + processes outside the chroot. This provides more security than simply + removing CAP_SYS_NICE from the process' capability set. If the + sysctl option is enabled, a sysctl option with name "chroot_restrict_nice" + is created. + +config GRKERNSEC_CHROOT_SYSCTL + bool "Deny sysctl writes" + default y if GRKERNSEC_CONFIG_AUTO + depends on GRKERNSEC_CHROOT + help + If you say Y here, an attacker in a chroot will not be able to + write to sysctl entries, either by sysctl(2) or through a /proc + interface. It is strongly recommended that you say Y here. If the + sysctl option is enabled, a sysctl option with name + "chroot_deny_sysctl" is created. + +config GRKERNSEC_CHROOT_RENAME + bool "Deny bad renames" + default y if GRKERNSEC_CONFIG_AUTO + depends on GRKERNSEC_CHROOT + help + If you say Y here, an attacker in a chroot will not be able to + abuse the ability to create double chroots to break out of the + chroot by exploiting a race condition between a rename of a directory + within a chroot against an open of a symlink with relative path + components. This feature will likewise prevent an accomplice outside + a chroot from enabling a user inside the chroot to break out and make + use of their credentials on the global filesystem. Enabling this + feature is essential to prevent root users from breaking out of a + chroot. If the sysctl option is enabled, a sysctl option with name + "chroot_deny_bad_rename" is created. + +config GRKERNSEC_CHROOT_CAPS + bool "Capability restrictions" + default y if GRKERNSEC_CONFIG_AUTO + depends on GRKERNSEC_CHROOT + help + If you say Y here, the capabilities on all processes within a + chroot jail will be lowered to stop module insertion, raw i/o, + system and net admin tasks, rebooting the system, modifying immutable + files, modifying IPC owned by another, and changing the system time. + This is left an option because it can break some apps. Disable this + if your chrooted apps are having problems performing those kinds of + tasks. If the sysctl option is enabled, a sysctl option with + name "chroot_caps" is created. + +config GRKERNSEC_CHROOT_INITRD + bool "Exempt initrd tasks from restrictions" + default y if GRKERNSEC_CONFIG_AUTO + depends on GRKERNSEC_CHROOT && BLK_DEV_INITRD + help + If you say Y here, tasks started prior to init will be exempted from + grsecurity's chroot restrictions. This option is mainly meant to + resolve Plymouth's performing privileged operations unnecessarily + in a chroot. + +endmenu +menu "Kernel Auditing" +depends on GRKERNSEC + +config GRKERNSEC_AUDIT_GROUP + bool "Single group for auditing" + help + If you say Y here, the exec and chdir logging features will only operate + on a group you specify. This option is recommended if you only want to + watch certain users instead of having a large amount of logs from the + entire system. If the sysctl option is enabled, a sysctl option with + name "audit_group" is created. + +config GRKERNSEC_AUDIT_GID + int "GID for auditing" + depends on GRKERNSEC_AUDIT_GROUP + default 1007 + +config GRKERNSEC_EXECLOG + bool "Exec logging" + help + If you say Y here, all execve() calls will be logged (since the + other exec*() calls are frontends to execve(), all execution + will be logged). Useful for shell-servers that like to keep track + of their users. If the sysctl option is enabled, a sysctl option with + name "exec_logging" is created. + WARNING: This option when enabled will produce a LOT of logs, especially + on an active system. + +config GRKERNSEC_RESLOG + bool "Resource logging" + default y if GRKERNSEC_CONFIG_AUTO + help + If you say Y here, all attempts to overstep resource limits will + be logged with the resource name, the requested size, and the current + limit. It is highly recommended that you say Y here. If the sysctl + option is enabled, a sysctl option with name "resource_logging" is + created. If the RBAC system is enabled, the sysctl value is ignored. + +config GRKERNSEC_CHROOT_EXECLOG + bool "Log execs within chroot" + help + If you say Y here, all executions inside a chroot jail will be logged + to syslog. This can cause a large amount of logs if certain + applications (eg. djb's daemontools) are installed on the system, and + is therefore left as an option. If the sysctl option is enabled, a + sysctl option with name "chroot_execlog" is created. + +config GRKERNSEC_AUDIT_PTRACE + bool "Ptrace logging" + help + If you say Y here, all attempts to attach to a process via ptrace + will be logged. If the sysctl option is enabled, a sysctl option + with name "audit_ptrace" is created. + +config GRKERNSEC_AUDIT_CHDIR + bool "Chdir logging" + help + If you say Y here, all chdir() calls will be logged. If the sysctl + option is enabled, a sysctl option with name "audit_chdir" is created. + +config GRKERNSEC_AUDIT_MOUNT + bool "(Un)Mount logging" + help + If you say Y here, all mounts and unmounts will be logged. If the + sysctl option is enabled, a sysctl option with name "audit_mount" is + created. + +config GRKERNSEC_SIGNAL + bool "Signal logging" + default y if GRKERNSEC_CONFIG_AUTO + help + If you say Y here, certain important signals will be logged, such as + SIGSEGV, which will as a result inform you of when a error in a program + occurred, which in some cases could mean a possible exploit attempt. + If the sysctl option is enabled, a sysctl option with name + "signal_logging" is created. + +config GRKERNSEC_FORKFAIL + bool "Fork failure logging" + help + If you say Y here, all failed fork() attempts will be logged. + This could suggest a fork bomb, or someone attempting to overstep + their process limit. If the sysctl option is enabled, a sysctl option + with name "forkfail_logging" is created. + +config GRKERNSEC_TIME + bool "Time change logging" + default y if GRKERNSEC_CONFIG_AUTO + help + If you say Y here, any changes of the system clock will be logged. + If the sysctl option is enabled, a sysctl option with name + "timechange_logging" is created. + +config GRKERNSEC_PROC_IPADDR + bool "/proc/<pid>/ipaddr support" + default y if GRKERNSEC_CONFIG_AUTO + help + If you say Y here, a new entry will be added to each /proc/<pid> + directory that contains the IP address of the person using the task. + The IP is carried across local TCP and AF_UNIX stream sockets. + This information can be useful for IDS/IPSes to perform remote response + to a local attack. The entry is readable by only the owner of the + process (and root if he has CAP_DAC_OVERRIDE, which can be removed via + the RBAC system), and thus does not create privacy concerns. + +config GRKERNSEC_RWXMAP_LOG + bool 'Denied RWX mmap/mprotect logging' + default y if GRKERNSEC_CONFIG_AUTO + depends on PAX_MPROTECT && !PAX_EMUPLT && !PAX_EMUSIGRT + help + If you say Y here, calls to mmap() and mprotect() with explicit + usage of PROT_WRITE and PROT_EXEC together will be logged when + denied by the PAX_MPROTECT feature. This feature will also + log other problematic scenarios that can occur when PAX_MPROTECT + is enabled on a binary, like textrels and PT_GNU_STACK. If the + sysctl option is enabled, a sysctl option with name "rwxmap_logging" + is created. + +endmenu + +menu "Executable Protections" +depends on GRKERNSEC + +config GRKERNSEC_DMESG + bool "Dmesg(8) restriction" + default y if GRKERNSEC_CONFIG_AUTO + help + If you say Y here, non-root users will not be able to use dmesg(8) + to view the contents of the kernel's circular log buffer. + The kernel's log buffer often contains kernel addresses and other + identifying information useful to an attacker in fingerprinting a + system for a targeted exploit. + If the sysctl option is enabled, a sysctl option with name "dmesg" is + created. + +config GRKERNSEC_HARDEN_PTRACE + bool "Deter ptrace-based process snooping" + default y if GRKERNSEC_CONFIG_AUTO + help + If you say Y here, TTY sniffers and other malicious monitoring + programs implemented through ptrace will be defeated. If you + have been using the RBAC system, this option has already been + enabled for several years for all users, with the ability to make + fine-grained exceptions. + + This option only affects the ability of non-root users to ptrace + processes that are not a descendent of the ptracing process. + This means that strace ./binary and gdb ./binary will still work, + but attaching to arbitrary processes will not. If the sysctl + option is enabled, a sysctl option with name "harden_ptrace" is + created. + +config GRKERNSEC_PTRACE_READEXEC + bool "Require read access to ptrace sensitive binaries" + default y if GRKERNSEC_CONFIG_AUTO + help + If you say Y here, unprivileged users will not be able to ptrace unreadable + binaries. This option is useful in environments that + remove the read bits (e.g. file mode 4711) from suid binaries to + prevent infoleaking of their contents. This option adds + consistency to the use of that file mode, as the binary could normally + be read out when run without privileges while ptracing. + + If the sysctl option is enabled, a sysctl option with name "ptrace_readexec" + is created. + +config GRKERNSEC_SETXID + bool "Enforce consistent multithreaded privileges" + default y if GRKERNSEC_CONFIG_AUTO + depends on (X86 || SPARC64 || PPC || ARM || MIPS) + help + If you say Y here, a change from a root uid to a non-root uid + in a multithreaded application will cause the resulting uids, + gids, supplementary groups, and capabilities in that thread + to be propagated to the other threads of the process. In most + cases this is unnecessary, as glibc will emulate this behavior + on behalf of the application. Other libcs do not act in the + same way, allowing the other threads of the process to continue + running with root privileges. If the sysctl option is enabled, + a sysctl option with name "consistent_setxid" is created. + +config GRKERNSEC_HARDEN_IPC + bool "Disallow access to overly-permissive IPC objects" + default y if GRKERNSEC_CONFIG_AUTO + depends on SYSVIPC + help + If you say Y here, access to overly-permissive IPC objects (shared + memory, message queues, and semaphores) will be denied for processes + given the following criteria beyond normal permission checks: + 1) If the IPC object is world-accessible and the euid doesn't match + that of the creator or current uid for the IPC object + 2) If the IPC object is group-accessible and the egid doesn't + match that of the creator or current gid for the IPC object + It's a common error to grant too much permission to these objects, + with impact ranging from denial of service and information leaking to + privilege escalation. This feature was developed in response to + research by Tim Brown: + http://labs.portcullis.co.uk/whitepapers/memory-squatting-attacks-on-system-v-shared-memory/ + who found hundreds of such insecure usages. Processes with + CAP_IPC_OWNER are still permitted to access these IPC objects. + If the sysctl option is enabled, a sysctl option with name + "harden_ipc" is created. + +config GRKERNSEC_TPE + bool "Trusted Path Execution (TPE)" + default y if GRKERNSEC_CONFIG_AUTO && GRKERNSEC_CONFIG_SERVER + help + If you say Y here, you will be able to choose a gid to add to the + supplementary groups of users you want to mark as "untrusted." + These users will not be able to execute any files that are not in + root-owned directories writable only by root. If the sysctl option + is enabled, a sysctl option with name "tpe" is created. + +config GRKERNSEC_TPE_ALL + bool "Partially restrict all non-root users" + depends on GRKERNSEC_TPE + help + If you say Y here, all non-root users will be covered under + a weaker TPE restriction. This is separate from, and in addition to, + the main TPE options that you have selected elsewhere. Thus, if a + "trusted" GID is chosen, this restriction applies to even that GID. + Under this restriction, all non-root users will only be allowed to + execute files in directories they own that are not group or + world-writable, or in directories owned by root and writable only by + root. If the sysctl option is enabled, a sysctl option with name + "tpe_restrict_all" is created. + +config GRKERNSEC_TPE_INVERT + bool "Invert GID option" + depends on GRKERNSEC_TPE + help + If you say Y here, the group you specify in the TPE configuration will + decide what group TPE restrictions will be *disabled* for. This + option is useful if you want TPE restrictions to be applied to most + users on the system. If the sysctl option is enabled, a sysctl option + with name "tpe_invert" is created. Unlike other sysctl options, this + entry will default to on for backward-compatibility. + +config GRKERNSEC_TPE_GID + int + default GRKERNSEC_TPE_UNTRUSTED_GID if (GRKERNSEC_TPE && !GRKERNSEC_TPE_INVERT) + default GRKERNSEC_TPE_TRUSTED_GID if (GRKERNSEC_TPE && GRKERNSEC_TPE_INVERT) + +config GRKERNSEC_TPE_UNTRUSTED_GID + int "GID for TPE-untrusted users" + depends on GRKERNSEC_TPE && !GRKERNSEC_TPE_INVERT + default 1005 + help + Setting this GID determines what group TPE restrictions will be + *enabled* for. If the sysctl option is enabled, a sysctl option + with name "tpe_gid" is created. + +config GRKERNSEC_TPE_TRUSTED_GID + int "GID for TPE-trusted users" + depends on GRKERNSEC_TPE && GRKERNSEC_TPE_INVERT + default 1005 + help + Setting this GID determines what group TPE restrictions will be + *disabled* for. If the sysctl option is enabled, a sysctl option + with name "tpe_gid" is created. + +endmenu +menu "Network Protections" +depends on GRKERNSEC + +config GRKERNSEC_BLACKHOLE + bool "TCP/UDP blackhole and LAST_ACK DoS prevention" + default y if GRKERNSEC_CONFIG_AUTO + depends on NET + help + If you say Y here, neither TCP resets nor ICMP + destination-unreachable packets will be sent in response to packets + sent to ports for which no associated listening process exists. + It will also prevent the sending of ICMP protocol unreachable packets + in response to packets with unknown protocols. + This feature supports both IPV4 and IPV6 and exempts the + loopback interface from blackholing. Enabling this feature + makes a host more resilient to DoS attacks and reduces network + visibility against scanners. + + The blackhole feature as-implemented is equivalent to the FreeBSD + blackhole feature, as it prevents RST responses to all packets, not + just SYNs. Under most application behavior this causes no + problems, but applications (like haproxy) may not close certain + connections in a way that cleanly terminates them on the remote + end, leaving the remote host in LAST_ACK state. Because of this + side-effect and to prevent intentional LAST_ACK DoSes, this + feature also adds automatic mitigation against such attacks. + The mitigation drastically reduces the amount of time a socket + can spend in LAST_ACK state. If you're using haproxy and not + all servers it connects to have this option enabled, consider + disabling this feature on the haproxy host. + + If the sysctl option is enabled, two sysctl options with names + "ip_blackhole" and "lastack_retries" will be created. + While "ip_blackhole" takes the standard zero/non-zero on/off + toggle, "lastack_retries" uses the same kinds of values as + "tcp_retries1" and "tcp_retries2". The default value of 4 + prevents a socket from lasting more than 45 seconds in LAST_ACK + state. + +config GRKERNSEC_NO_SIMULT_CONNECT + bool "Disable TCP Simultaneous Connect" + default y if GRKERNSEC_CONFIG_AUTO + depends on NET + help + If you say Y here, a feature by Willy Tarreau will be enabled that + removes a weakness in Linux's strict implementation of TCP that + allows two clients to connect to each other without either entering + a listening state. The weakness allows an attacker to easily prevent + a client from connecting to a known server provided the source port + for the connection is guessed correctly. + + As the weakness could be used to prevent an antivirus or IPS from + fetching updates, or prevent an SSL gateway from fetching a CRL, + it should be eliminated by enabling this option. Though Linux is + one of few operating systems supporting simultaneous connect, it + has no legitimate use in practice and is rarely supported by firewalls. + +config GRKERNSEC_SOCKET + bool "Socket restrictions" + depends on NET + help + If you say Y here, you will be able to choose from several options. + If you assign a GID on your system and add it to the supplementary + groups of users you want to restrict socket access to, this patch + will perform up to three things, based on the option(s) you choose. + +config GRKERNSEC_SOCKET_ALL + bool "Deny any sockets to group" + depends on GRKERNSEC_SOCKET + help + If you say Y here, you will be able to choose a GID of whose users will + be unable to connect to other hosts from your machine or run server + applications from your machine. If the sysctl option is enabled, a + sysctl option with name "socket_all" is created. + +config GRKERNSEC_SOCKET_ALL_GID + int "GID to deny all sockets for" + depends on GRKERNSEC_SOCKET_ALL + default 1004 + help + Here you can choose the GID to disable socket access for. Remember to + add the users you want socket access disabled for to the GID + specified here. If the sysctl option is enabled, a sysctl option + with name "socket_all_gid" is created. + +config GRKERNSEC_SOCKET_CLIENT + bool "Deny client sockets to group" + depends on GRKERNSEC_SOCKET + help + If you say Y here, you will be able to choose a GID of whose users will + be unable to connect to other hosts from your machine, but will be + able to run servers. If this option is enabled, all users in the group + you specify will have to use passive mode when initiating ftp transfers + from the shell on your machine. If the sysctl option is enabled, a + sysctl option with name "socket_client" is created. + +config GRKERNSEC_SOCKET_CLIENT_GID + int "GID to deny client sockets for" + depends on GRKERNSEC_SOCKET_CLIENT + default 1003 + help + Here you can choose the GID to disable client socket access for. + Remember to add the users you want client socket access disabled for to + the GID specified here. If the sysctl option is enabled, a sysctl + option with name "socket_client_gid" is created. + +config GRKERNSEC_SOCKET_SERVER + bool "Deny server sockets to group" + depends on GRKERNSEC_SOCKET + help + If you say Y here, you will be able to choose a GID of whose users will + be unable to run server applications from your machine. If the sysctl + option is enabled, a sysctl option with name "socket_server" is created. + +config GRKERNSEC_SOCKET_SERVER_GID + int "GID to deny server sockets for" + depends on GRKERNSEC_SOCKET_SERVER + default 1002 + help + Here you can choose the GID to disable server socket access for. + Remember to add the users you want server socket access disabled for to + the GID specified here. If the sysctl option is enabled, a sysctl + option with name "socket_server_gid" is created. + +endmenu + +menu "Physical Protections" +depends on GRKERNSEC + +config GRKERNSEC_DENYUSB + bool "Deny new USB connections after toggle" + default y if GRKERNSEC_CONFIG_AUTO + depends on SYSCTL && USB_SUPPORT + help + If you say Y here, a new sysctl option with name "deny_new_usb" + will be created. Setting its value to 1 will prevent any new + USB devices from being recognized by the OS. Any attempted USB + device insertion will be logged. This option is intended to be + used against custom USB devices designed to exploit vulnerabilities + in various USB device drivers. + + For greatest effectiveness, this sysctl should be set after any + relevant init scripts. This option is safe to enable in distros + as each user can choose whether or not to toggle the sysctl. + +config GRKERNSEC_DENYUSB_FORCE + bool "Reject all USB devices not connected at boot" + select USB + depends on GRKERNSEC_DENYUSB + help + If you say Y here, a variant of GRKERNSEC_DENYUSB will be enabled + that doesn't involve a sysctl entry. This option should only be + enabled if you're sure you want to deny all new USB connections + at runtime and don't want to modify init scripts. This should not + be enabled by distros. It forces the core USB code to be built + into the kernel image so that all devices connected at boot time + can be recognized and new USB device connections can be prevented + prior to init running. + +endmenu + +menu "Sysctl Support" +depends on GRKERNSEC && SYSCTL + +config GRKERNSEC_SYSCTL + bool "Sysctl support" + default y if GRKERNSEC_CONFIG_AUTO + help + If you say Y here, you will be able to change the options that + grsecurity runs with at bootup, without having to recompile your + kernel. You can echo values to files in /proc/sys/kernel/grsecurity + to enable (1) or disable (0) various features. All the sysctl entries + are mutable until the "grsec_lock" entry is set to a non-zero value. + All features enabled in the kernel configuration are disabled at boot + if you do not say Y to the "Turn on features by default" option. + All options should be set at startup, and the grsec_lock entry should + be set to a non-zero value after all the options are set. + *THIS IS EXTREMELY IMPORTANT* + +config GRKERNSEC_SYSCTL_DISTRO + bool "Extra sysctl support for distro makers (READ HELP)" + depends on GRKERNSEC_SYSCTL && GRKERNSEC_IO + help + If you say Y here, additional sysctl options will be created + for features that affect processes running as root. Therefore, + it is critical when using this option that the grsec_lock entry be + enabled after boot. Only distros with prebuilt kernel packages + with this option enabled that can ensure grsec_lock is enabled + after boot should use this option. + *Failure to set grsec_lock after boot makes all grsec features + this option covers useless* + + Currently this option creates the following sysctl entries: + "Disable Privileged I/O": "disable_priv_io" + +config GRKERNSEC_SYSCTL_ON + bool "Turn on features by default" + default y if GRKERNSEC_CONFIG_AUTO + depends on GRKERNSEC_SYSCTL + help + If you say Y here, instead of having all features enabled in the + kernel configuration disabled at boot time, the features will be + enabled at boot time. It is recommended you say Y here unless + there is some reason you would want all sysctl-tunable features to + be disabled by default. As mentioned elsewhere, it is important + to enable the grsec_lock entry once you have finished modifying + the sysctl entries. + +endmenu +menu "Logging Options" +depends on GRKERNSEC + +config GRKERNSEC_FLOODTIME + int "Seconds in between log messages (minimum)" + default 10 + help + This option allows you to enforce the number of seconds between + grsecurity log messages. The default should be suitable for most + people, however, if you choose to change it, choose a value small enough + to allow informative logs to be produced, but large enough to + prevent flooding. + + Setting both this value and GRKERNSEC_FLOODBURST to 0 will disable + any rate limiting on grsecurity log messages. + +config GRKERNSEC_FLOODBURST + int "Number of messages in a burst (maximum)" + default 6 + help + This option allows you to choose the maximum number of messages allowed + within the flood time interval you chose in a separate option. The + default should be suitable for most people, however if you find that + many of your logs are being interpreted as flooding, you may want to + raise this value. + + Setting both this value and GRKERNSEC_FLOODTIME to 0 will disable + any rate limiting on grsecurity log messages. + +endmenu diff --git a/grsecurity/Makefile b/grsecurity/Makefile new file mode 100644 index 0000000..6fb2175 --- /dev/null +++ b/grsecurity/Makefile @@ -0,0 +1,54 @@ +# grsecurity - access control and security hardening for Linux +# All code in this directory and various hooks located throughout the Linux kernel are +# Copyright (C) 2001-2014 Bradley Spengler, Open Source Security, Inc. +# http://www.grsecurity.net spender@grsecurity.net +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License version 2 +# as published by the Free Software Foundation. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + +KBUILD_CFLAGS += -Werror + +obj-y = grsec_chdir.o grsec_chroot.o grsec_exec.o grsec_fifo.o grsec_fork.o \ + grsec_mount.o grsec_sig.o grsec_sysctl.o \ + grsec_time.o grsec_tpe.o grsec_link.o grsec_pax.o grsec_ptrace.o \ + grsec_usb.o grsec_ipc.o grsec_proc.o + +obj-$(CONFIG_GRKERNSEC) += grsec_init.o grsum.o gracl.o gracl_segv.o \ + gracl_cap.o gracl_alloc.o gracl_shm.o grsec_mem.o gracl_fs.o \ + gracl_learn.o grsec_log.o gracl_policy.o +ifdef CONFIG_COMPAT +obj-$(CONFIG_GRKERNSEC) += gracl_compat.o +endif + +obj-$(CONFIG_GRKERNSEC_RESLOG) += gracl_res.o + +ifdef CONFIG_NET +obj-y += grsec_sock.o +obj-$(CONFIG_GRKERNSEC) += gracl_ip.o +endif + +ifndef CONFIG_GRKERNSEC +obj-y += grsec_disabled.o +endif + +ifdef CONFIG_GRKERNSEC_HIDESYM +extra-y := grsec_hidesym.o +$(obj)/grsec_hidesym.o: + @-chmod -f 500 /boot + @-chmod -f 500 /lib/modules + @-chmod -f 500 /lib64/modules + @-chmod -f 500 /lib32/modules + @-chmod -f 700 . + @-chmod -f 700 $(objtree) + @echo ' grsec: protected kernel image paths' +endif diff --git a/grsecurity/gracl.c b/grsecurity/gracl.c new file mode 100644 index 0000000..7ad630a --- /dev/null +++ b/grsecurity/gracl.c @@ -0,0 +1,2757 @@ +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/sched.h> +#include <linux/mm.h> +#include <linux/file.h> +#include <linux/fs.h> +#include <linux/namei.h> +#include <linux/mount.h> +#include <linux/tty.h> +#include <linux/proc_fs.h> +#include <linux/lglock.h> +#include <linux/slab.h> +#include <linux/vmalloc.h> +#include <linux/types.h> +#include <linux/sysctl.h> +#include <linux/netdevice.h> +#include <linux/ptrace.h> +#include <linux/gracl.h> +#include <linux/gralloc.h> +#include <linux/security.h> +#include <linux/grinternal.h> +#include <linux/pid_namespace.h> +#include <linux/stop_machine.h> +#include <linux/fdtable.h> +#include <linux/percpu.h> +#include <linux/lglock.h> +#include <linux/hugetlb.h> +#include <linux/posix-timers.h> +#include <linux/prefetch.h> +#if defined(CONFIG_BTRFS_FS) || defined(CONFIG_BTRFS_FS_MODULE) +#include <linux/magic.h> +#include <linux/pagemap.h> +#include "../fs/btrfs/async-thread.h" +#include "../fs/btrfs/ctree.h" +#include "../fs/btrfs/btrfs_inode.h" +#endif +#include "../fs/mount.h" + +#include <asm/uaccess.h> +#include <asm/errno.h> +#include <asm/mman.h> + +#define FOR_EACH_ROLE_START(role) \ + role = running_polstate.role_list; \ + while (role) { + +#define FOR_EACH_ROLE_END(role) \ + role = role->prev; \ + } + +extern struct path gr_real_root; + +static struct gr_policy_state running_polstate; +struct gr_policy_state *polstate = &running_polstate; +extern struct gr_alloc_state *current_alloc_state; + +extern char *gr_shared_page[4]; +DEFINE_RWLOCK(gr_inode_lock); + +static unsigned int gr_status __read_only = GR_STATUS_INIT; + +#ifdef CONFIG_NET +extern struct vfsmount *sock_mnt; +#endif + +extern struct vfsmount *pipe_mnt; +extern struct vfsmount *shm_mnt; + +#ifdef CONFIG_HUGETLBFS +extern struct vfsmount *hugetlbfs_vfsmount[HUGE_MAX_HSTATE]; +#endif + +extern u16 acl_sp_role_value; +extern struct acl_object_label *fakefs_obj_rw; +extern struct acl_object_label *fakefs_obj_rwx; + +int gr_acl_is_enabled(void) +{ + return (gr_status & GR_READY); +} + +void gr_enable_rbac_system(void) +{ + pax_open_kernel(); + gr_status |= GR_READY; + pax_close_kernel(); +} + +int gr_rbac_disable(void *unused) +{ + pax_open_kernel(); + gr_status &= ~GR_READY; + pax_close_kernel(); + + return 0; +} + +static inline dev_t __get_dev(const struct dentry *dentry) +{ + struct dentry *ldentry = d_backing_dentry((struct dentry *)dentry); + +#if defined(CONFIG_BTRFS_FS) || defined(CONFIG_BTRFS_FS_MODULE) + if (ldentry->d_sb->s_magic == BTRFS_SUPER_MAGIC) + return BTRFS_I(d_inode(ldentry))->root->anon_dev; + else +#endif + return d_inode(ldentry)->i_sb->s_dev; +} + +static inline u64 __get_ino(const struct dentry *dentry) +{ + struct dentry *ldentry = d_backing_dentry((struct dentry *)dentry); + +#if defined(CONFIG_BTRFS_FS) || defined(CONFIG_BTRFS_FS_MODULE) + if (ldentry->d_sb->s_magic == BTRFS_SUPER_MAGIC) + return btrfs_ino(d_inode(dentry)); + else +#endif + return d_inode(ldentry)->i_ino; +} + +dev_t gr_get_dev_from_dentry(struct dentry *dentry) +{ + return __get_dev(dentry); +} + +u64 gr_get_ino_from_dentry(struct dentry *dentry) +{ + return __get_ino(dentry); +} + +static char gr_task_roletype_to_char(struct task_struct *task) +{ + switch (task->role->roletype & + (GR_ROLE_DEFAULT | GR_ROLE_USER | GR_ROLE_GROUP | + GR_ROLE_SPECIAL)) { + case GR_ROLE_DEFAULT: + return 'D'; + case GR_ROLE_USER: + return 'U'; + case GR_ROLE_GROUP: + return 'G'; + case GR_ROLE_SPECIAL: + return 'S'; + } + + return 'X'; +} + +char gr_roletype_to_char(void) +{ + return gr_task_roletype_to_char(current); +} + +int +gr_acl_tpe_check(void) +{ + if (unlikely(!(gr_status & GR_READY))) + return 0; + if (current->role->roletype & GR_ROLE_TPE) + return 1; + else + return 0; +} + +int +gr_handle_rawio(const struct inode *inode) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_CAPS + if (inode && (S_ISBLK(inode->i_mode) || (S_ISCHR(inode->i_mode) && imajor(inode) == RAW_MAJOR)) && + grsec_enable_chroot_caps && proc_is_chrooted(current) && + !capable(CAP_SYS_RAWIO)) + return 1; +#endif + return 0; +} + +int +gr_streq(const char *a, const char *b, const unsigned int lena, const unsigned int lenb) +{ + if (likely(lena != lenb)) + return 0; + + return !memcmp(a, b, lena); +} + +static int prepend(char **buffer, int *buflen, const char *str, int namelen) +{ + *buflen -= namelen; + if (*buflen < 0) + return -ENAMETOOLONG; + *buffer -= namelen; + memcpy(*buffer, str, namelen); + return 0; +} + +static int prepend_name(char **buffer, int *buflen, struct qstr *name) +{ + return prepend(buffer, buflen, name->name, name->len); +} + +static int prepend_path(const struct path *path, struct path *root, + char **buffer, int *buflen) +{ + struct dentry *dentry = path->dentry; + struct vfsmount *vfsmnt = path->mnt; + struct mount *mnt = real_mount(vfsmnt); + bool slash = false; + int error = 0; + + while (dentry != root->dentry || vfsmnt != root->mnt) { + struct dentry * parent; + + if (dentry == vfsmnt->mnt_root || IS_ROOT(dentry)) { + /* Global root? */ + if (!mnt_has_parent(mnt)) { + goto out; + } + dentry = mnt->mnt_mountpoint; + mnt = mnt->mnt_parent; + vfsmnt = &mnt->mnt; + continue; + } + parent = dentry->d_parent; + prefetch(parent); + spin_lock(&dentry->d_lock); + error = prepend_name(buffer, buflen, &dentry->d_name); + spin_unlock(&dentry->d_lock); + if (!error) + error = prepend(buffer, buflen, "/", 1); + if (error) + break; + + slash = true; + dentry = parent; + } + +out: + if (!error && !slash) + error = prepend(buffer, buflen, "/", 1); + + return error; +} + +/* this must be called with mount_lock and rename_lock held */ + +static char *__our_d_path(const struct path *path, struct path *root, + char *buf, int buflen) +{ + char *res = buf + buflen; + int error; + + prepend(&res, &buflen, "\0", 1); + error = prepend_path(path, root, &res, &buflen); + if (error) + return ERR_PTR(error); + + return res; +} + +static char * +gen_full_path(struct path *path, struct path *root, char *buf, int buflen) +{ + char *retval; + + retval = __our_d_path(path, root, buf, buflen); + if (unlikely(IS_ERR(retval))) + retval = strcpy(buf, "<path too long>"); + else if (unlikely(retval[1] == '/' && retval[2] == '\0')) + retval[1] = '\0'; + + return retval; +} + +static char * +__d_real_path(const struct dentry *dentry, const struct vfsmount *vfsmnt, + char *buf, int buflen) +{ + struct path path; + char *res; + + path.dentry = (struct dentry *)dentry; + path.mnt = (struct vfsmount *)vfsmnt; + + /* we can use gr_real_root.dentry, gr_real_root.mnt, because this is only called + by the RBAC system */ + res = gen_full_path(&path, &gr_real_root, buf, buflen); + + return res; +} + +static char * +d_real_path(const struct dentry *dentry, const struct vfsmount *vfsmnt, + char *buf, int buflen) +{ + char *res; + struct path path; + struct path root; + struct task_struct *reaper = init_pid_ns.child_reaper; + + path.dentry = (struct dentry *)dentry; + path.mnt = (struct vfsmount *)vfsmnt; + + /* we can't use gr_real_root.dentry, gr_real_root.mnt, because they belong only to the RBAC system */ + get_fs_root(reaper->fs, &root); + + read_seqlock_excl(&mount_lock); + write_seqlock(&rename_lock); + res = gen_full_path(&path, &root, buf, buflen); + write_sequnlock(&rename_lock); + read_sequnlock_excl(&mount_lock); + + path_put(&root); + return res; +} + +char * +gr_to_filename_rbac(const struct dentry *dentry, const struct vfsmount *mnt) +{ + char *ret; + read_seqlock_excl(&mount_lock); + write_seqlock(&rename_lock); + ret = __d_real_path(dentry, mnt, per_cpu_ptr(gr_shared_page[0],smp_processor_id()), + PAGE_SIZE); + write_sequnlock(&rename_lock); + read_sequnlock_excl(&mount_lock); + return ret; +} + +static char * +gr_to_proc_filename_rbac(const struct dentry *dentry, const struct vfsmount *mnt) +{ + char *ret; + char *buf; + int buflen; + + read_seqlock_excl(&mount_lock); + write_seqlock(&rename_lock); + buf = per_cpu_ptr(gr_shared_page[0], smp_processor_id()); + ret = __d_real_path(dentry, mnt, buf, PAGE_SIZE - 6); + buflen = (int)(ret - buf); + if (buflen >= 5) + prepend(&ret, &buflen, "/proc", 5); + else + ret = strcpy(buf, "<path too long>"); + write_sequnlock(&rename_lock); + read_sequnlock_excl(&mount_lock); + return ret; +} + +char * +gr_to_filename_nolock(const struct dentry *dentry, const struct vfsmount *mnt) +{ + return __d_real_path(dentry, mnt, per_cpu_ptr(gr_shared_page[0],smp_processor_id()), + PAGE_SIZE); +} + +char * +gr_to_filename(const struct dentry *dentry, const struct vfsmount *mnt) +{ + return d_real_path(dentry, mnt, per_cpu_ptr(gr_shared_page[0], smp_processor_id()), + PAGE_SIZE); +} + +char * +gr_to_filename1(const struct dentry *dentry, const struct vfsmount *mnt) +{ + return d_real_path(dentry, mnt, per_cpu_ptr(gr_shared_page[1], smp_processor_id()), + PAGE_SIZE); +} + +char * +gr_to_filename2(const struct dentry *dentry, const struct vfsmount *mnt) +{ + return d_real_path(dentry, mnt, per_cpu_ptr(gr_shared_page[2], smp_processor_id()), + PAGE_SIZE); +} + +char * +gr_to_filename3(const struct dentry *dentry, const struct vfsmount *mnt) +{ + return d_real_path(dentry, mnt, per_cpu_ptr(gr_shared_page[3], smp_processor_id()), + PAGE_SIZE); +} + +__u32 +to_gr_audit(const __u32 reqmode) +{ + /* masks off auditable permission flags, then shifts them to create + auditing flags, and adds the special case of append auditing if + we're requesting write */ + return (((reqmode & ~GR_AUDITS) << 10) | ((reqmode & GR_WRITE) ? GR_AUDIT_APPEND : 0)); +} + +struct acl_role_label * +__lookup_acl_role_label(const struct gr_policy_state *state, const struct task_struct *task, const uid_t uid, + const gid_t gid) +{ + unsigned int index = gr_rhash(uid, GR_ROLE_USER, state->acl_role_set.r_size); + struct acl_role_label *match; + struct role_allowed_ip *ipp; + unsigned int x; + u32 curr_ip = task->signal->saved_ip; + + match = state->acl_role_set.r_hash[index]; + + while (match) { + if ((match->roletype & (GR_ROLE_DOMAIN | GR_ROLE_USER)) == (GR_ROLE_DOMAIN | GR_ROLE_USER)) { + for (x = 0; x < match->domain_child_num; x++) { + if (match->domain_children[x] == uid) + goto found; + } + } else if (match->uidgid == uid && match->roletype & GR_ROLE_USER) + break; + match = match->next; + } +found: + if (match == NULL) { + try_group: + index = gr_rhash(gid, GR_ROLE_GROUP, state->acl_role_set.r_size); + match = state->acl_role_set.r_hash[index]; + + while (match) { + if ((match->roletype & (GR_ROLE_DOMAIN | GR_ROLE_GROUP)) == (GR_ROLE_DOMAIN | GR_ROLE_GROUP)) { + for (x = 0; x < match->domain_child_num; x++) { + if (match->domain_children[x] == gid) + goto found2; + } + } else if (match->uidgid == gid && match->roletype & GR_ROLE_GROUP) + break; + match = match->next; + } +found2: + if (match == NULL) + match = state->default_role; + if (match->allowed_ips == NULL) + return match; + else { + for (ipp = match->allowed_ips; ipp; ipp = ipp->next) { + if (likely + ((ntohl(curr_ip) & ipp->netmask) == + (ntohl(ipp->addr) & ipp->netmask))) + return match; + } + match = state->default_role; + } + } else if (match->allowed_ips == NULL) { + return match; + } else { + for (ipp = match->allowed_ips; ipp; ipp = ipp->next) { + if (likely + ((ntohl(curr_ip) & ipp->netmask) == + (ntohl(ipp->addr) & ipp->netmask))) + return match; + } + goto try_group; + } + + return match; +} + +static struct acl_role_label * +lookup_acl_role_label(const struct task_struct *task, const uid_t uid, + const gid_t gid) +{ + return __lookup_acl_role_label(&running_polstate, task, uid, gid); +} + +struct acl_subject_label * +lookup_acl_subj_label(const u64 ino, const dev_t dev, + const struct acl_role_label *role) +{ + unsigned int index = gr_fhash(ino, dev, role->subj_hash_size); + struct acl_subject_label *match; + + match = role->subj_hash[index]; + + while (match && (match->inode != ino || match->device != dev || + (match->mode & GR_DELETED))) { + match = match->next; + } + + if (match && !(match->mode & GR_DELETED)) + return match; + else + return NULL; +} + +struct acl_subject_label * +lookup_acl_subj_label_deleted(const u64 ino, const dev_t dev, + const struct acl_role_label *role) +{ + unsigned int index = gr_fhash(ino, dev, role->subj_hash_size); + struct acl_subject_label *match; + + match = role->subj_hash[index]; + + while (match && (match->inode != ino || match->device != dev || + !(match->mode & GR_DELETED))) { + match = match->next; + } + + if (match && (match->mode & GR_DELETED)) + return match; + else + return NULL; +} + +static struct acl_object_label * +lookup_acl_obj_label(const u64 ino, const dev_t dev, + const struct acl_subject_label *subj) +{ + unsigned int index = gr_fhash(ino, dev, subj->obj_hash_size); + struct acl_object_label *match; + + match = subj->obj_hash[index]; + + while (match && (match->inode != ino || match->device != dev || + (match->mode & GR_DELETED))) { + match = match->next; + } + + if (match && !(match->mode & GR_DELETED)) + return match; + else + return NULL; +} + +static struct acl_object_label * +lookup_acl_obj_label_create(const u64 ino, const dev_t dev, + const struct acl_subject_label *subj) +{ + unsigned int index = gr_fhash(ino, dev, subj->obj_hash_size); + struct acl_object_label *match; + + match = subj->obj_hash[index]; + + while (match && (match->inode != ino || match->device != dev || + !(match->mode & GR_DELETED))) { + match = match->next; + } + + if (match && (match->mode & GR_DELETED)) + return match; + + match = subj->obj_hash[index]; + + while (match && (match->inode != ino || match->device != dev || + (match->mode & GR_DELETED))) { + match = match->next; + } + + if (match && !(match->mode & GR_DELETED)) + return match; + else + return NULL; +} + +struct name_entry * +__lookup_name_entry(const struct gr_policy_state *state, const char *name) +{ + unsigned int len = strlen(name); + unsigned int key = full_name_hash(name, len); + unsigned int index = key % state->name_set.n_size; + struct name_entry *match; + + match = state->name_set.n_hash[index]; + + while (match && (match->key != key || !gr_streq(match->name, name, match->len, len))) + match = match->next; + + return match; +} + +static struct name_entry * +lookup_name_entry(const char *name) +{ + return __lookup_name_entry(&running_polstate, name); +} + +static struct name_entry * +lookup_name_entry_create(const char *name) +{ + unsigned int len = strlen(name); + unsigned int key = full_name_hash(name, len); + unsigned int index = key % running_polstate.name_set.n_size; + struct name_entry *match; + + match = running_polstate.name_set.n_hash[index]; + + while (match && (match->key != key || !gr_streq(match->name, name, match->len, len) || + !match->deleted)) + match = match->next; + + if (match && match->deleted) + return match; + + match = running_polstate.name_set.n_hash[index]; + + while (match && (match->key != key || !gr_streq(match->name, name, match->len, len) || + match->deleted)) + match = match->next; + + if (match && !match->deleted) + return match; + else + return NULL; +} + +static struct inodev_entry * +lookup_inodev_entry(const u64 ino, const dev_t dev) +{ + unsigned int index = gr_fhash(ino, dev, running_polstate.inodev_set.i_size); + struct inodev_entry *match; + + match = running_polstate.inodev_set.i_hash[index]; + + while (match && (match->nentry->inode != ino || match->nentry->device != dev)) + match = match->next; + + return match; +} + +void +__insert_inodev_entry(const struct gr_policy_state *state, struct inodev_entry *entry) +{ + unsigned int index = gr_fhash(entry->nentry->inode, entry->nentry->device, + state->inodev_set.i_size); + struct inodev_entry **curr; + + entry->prev = NULL; + + curr = &state->inodev_set.i_hash[index]; + if (*curr != NULL) + (*curr)->prev = entry; + + entry->next = *curr; + *curr = entry; + + return; +} + +static void +insert_inodev_entry(struct inodev_entry *entry) +{ + __insert_inodev_entry(&running_polstate, entry); +} + +void +insert_acl_obj_label(struct acl_object_label *obj, + struct acl_subject_label *subj) +{ + unsigned int index = + gr_fhash(obj->inode, obj->device, subj->obj_hash_size); + struct acl_object_label **curr; + + obj->prev = NULL; + + curr = &subj->obj_hash[index]; + if (*curr != NULL) + (*curr)->prev = obj; + + obj->next = *curr; + *curr = obj; + + return; +} + +void +insert_acl_subj_label(struct acl_subject_label *obj, + struct acl_role_label *role) +{ + unsigned int index = gr_fhash(obj->inode, obj->device, role->subj_hash_size); + struct acl_subject_label **curr; + + obj->prev = NULL; + + curr = &role->subj_hash[index]; + if (*curr != NULL) + (*curr)->prev = obj; + + obj->next = *curr; + *curr = obj; + + return; +} + +/* derived from glibc fnmatch() 0: match, 1: no match*/ + +static int +glob_match(const char *p, const char *n) +{ + char c; + + while ((c = *p++) != '\0') { + switch (c) { + case '?': + if (*n == '\0') + return 1; + else if (*n == '/') + return 1; + break; + case '\\': + if (*n != c) + return 1; + break; + case '*': + for (c = *p++; c == '?' || c == '*'; c = *p++) { + if (*n == '/') + return 1; + else if (c == '?') { + if (*n == '\0') + return 1; + else + ++n; + } + } + if (c == '\0') { + return 0; + } else { + const char *endp; + + if ((endp = strchr(n, '/')) == NULL) + endp = n + strlen(n); + + if (c == '[') { + for (--p; n < endp; ++n) + if (!glob_match(p, n)) + return 0; + } else if (c == '/') { + while (*n != '\0' && *n != '/') + ++n; + if (*n == '/' && !glob_match(p, n + 1)) + return 0; + } else { + for (--p; n < endp; ++n) + if (*n == c && !glob_match(p, n)) + return 0; + } + + return 1; + } + case '[': + { + int not; + char cold; + + if (*n == '\0' || *n == '/') + return 1; + + not = (*p == '!' || *p == '^'); + if (not) + ++p; + + c = *p++; + for (;;) { + unsigned char fn = (unsigned char)*n; + + if (c == '\0') + return 1; + else { + if (c == fn) + goto matched; + cold = c; + c = *p++; + + if (c == '-' && *p != ']') { + unsigned char cend = *p++; + + if (cend == '\0') + return 1; + + if (cold <= fn && fn <= cend) + goto matched; + + c = *p++; + } + } + + if (c == ']') + break; + } + if (!not) + return 1; + break; + matched: + while (c != ']') { + if (c == '\0') + return 1; + + c = *p++; + } + if (not) + return 1; + } + break; + default: + if (c != *n) + return 1; + } + + ++n; + } + + if (*n == '\0') + return 0; + + if (*n == '/') + return 0; + + return 1; +} + +static struct acl_object_label * +chk_glob_label(struct acl_object_label *globbed, + const struct dentry *dentry, const struct vfsmount *mnt, char **path) +{ + struct acl_object_label *tmp; + + if (*path == NULL) + *path = gr_to_filename_nolock(dentry, mnt); + + tmp = globbed; + + while (tmp) { + if (!glob_match(tmp->filename, *path)) + return tmp; + tmp = tmp->next; + } + + return NULL; +} + +static struct acl_object_label * +__full_lookup(const struct dentry *orig_dentry, const struct vfsmount *orig_mnt, + const u64 curr_ino, const dev_t curr_dev, + const struct acl_subject_label *subj, char **path, const int checkglob) +{ + struct acl_subject_label *tmpsubj; + struct acl_object_label *retval; + struct acl_object_label *retval2; + + tmpsubj = (struct acl_subject_label *) subj; + read_lock(&gr_inode_lock); + do { + retval = lookup_acl_obj_label(curr_ino, curr_dev, tmpsubj); + if (retval) { + if (checkglob && retval->globbed) { + retval2 = chk_glob_label(retval->globbed, orig_dentry, orig_mnt, path); + if (retval2) + retval = retval2; + } + break; + } + } while ((tmpsubj = tmpsubj->parent_subject)); + read_unlock(&gr_inode_lock); + + return retval; +} + +static struct acl_object_label * +full_lookup(const struct dentry *orig_dentry, const struct vfsmount *orig_mnt, + struct dentry *curr_dentry, + const struct acl_subject_label *subj, char **path, const int checkglob) +{ + int newglob = checkglob; + u64 inode; + dev_t device; + + /* if we aren't checking a subdirectory of the original path yet, don't do glob checking + as we don't want a / * rule to match instead of the / object + don't do this for create lookups that call this function though, since they're looking up + on the parent and thus need globbing checks on all paths + */ + if (orig_dentry == curr_dentry && newglob != GR_CREATE_GLOB) + newglob = GR_NO_GLOB; + + spin_lock(&curr_dentry->d_lock); + inode = __get_ino(curr_dentry); + device = __get_dev(curr_dentry); + spin_unlock(&curr_dentry->d_lock); + + return __full_lookup(orig_dentry, orig_mnt, inode, device, subj, path, newglob); +} + +#ifdef CONFIG_HUGETLBFS +static inline bool +is_hugetlbfs_mnt(const struct vfsmount *mnt) +{ + int i; + for (i = 0; i < HUGE_MAX_HSTATE; i++) { + if (unlikely(hugetlbfs_vfsmount[i] == mnt)) + return true; + } + + return false; +} +#endif + +static struct acl_object_label * +__chk_obj_label(const struct dentry *l_dentry, const struct vfsmount *l_mnt, + const struct acl_subject_label *subj, char *path, const int checkglob) +{ + struct dentry *dentry = (struct dentry *) l_dentry; + struct vfsmount *mnt = (struct vfsmount *) l_mnt; + struct inode * inode = d_backing_inode(dentry); + struct mount *real_mnt = real_mount(mnt); + struct acl_object_label *retval; + struct dentry *parent; + + read_seqlock_excl(&mount_lock); + write_seqlock(&rename_lock); + + if (unlikely((mnt == shm_mnt && inode->i_nlink == 0) || mnt == pipe_mnt || +#ifdef CONFIG_NET + mnt == sock_mnt || +#endif +#ifdef CONFIG_HUGETLBFS + (is_hugetlbfs_mnt(mnt) && inode->i_nlink == 0) || +#endif + /* ignore Eric Biederman */ + IS_PRIVATE(inode))) { + retval = (subj->mode & GR_SHMEXEC) ? fakefs_obj_rwx : fakefs_obj_rw; + goto out; + } + + for (;;) { + if (dentry == gr_real_root.dentry && mnt == gr_real_root.mnt) + break; + + if (dentry == mnt->mnt_root || IS_ROOT(dentry)) { + if (!mnt_has_parent(real_mnt)) + break; + + retval = full_lookup(l_dentry, l_mnt, dentry, subj, &path, checkglob); + if (retval != NULL) + goto out; + + dentry = real_mnt->mnt_mountpoint; + real_mnt = real_mnt->mnt_parent; + mnt = &real_mnt->mnt; + continue; + } + + parent = dentry->d_parent; + retval = full_lookup(l_dentry, l_mnt, dentry, subj, &path, checkglob); + if (retval != NULL) + goto out; + + dentry = parent; + } + + retval = full_lookup(l_dentry, l_mnt, dentry, subj, &path, checkglob); + + /* gr_real_root is pinned so we don't have to hold a reference */ + if (retval == NULL) + retval = full_lookup(l_dentry, l_mnt, gr_real_root.dentry, subj, &path, checkglob); +out: + write_sequnlock(&rename_lock); + read_sequnlock_excl(&mount_lock); + + BUG_ON(retval == NULL); + + return retval; +} + +static struct acl_object_label * +chk_obj_label(const struct dentry *l_dentry, const struct vfsmount *l_mnt, + const struct acl_subject_label *subj) +{ + char *path = NULL; + return __chk_obj_label(l_dentry, l_mnt, subj, path, GR_REG_GLOB); +} + +static struct acl_object_label * +chk_obj_label_noglob(const struct dentry *l_dentry, const struct vfsmount *l_mnt, + const struct acl_subject_label *subj) +{ + char *path = NULL; + return __chk_obj_label(l_dentry, l_mnt, subj, path, GR_NO_GLOB); +} + +static struct acl_object_label * +chk_obj_create_label(const struct dentry *l_dentry, const struct vfsmount *l_mnt, + const struct acl_subject_label *subj, char *path) +{ + return __chk_obj_label(l_dentry, l_mnt, subj, path, GR_CREATE_GLOB); +} + +struct acl_subject_label * +chk_subj_label(const struct dentry *l_dentry, const struct vfsmount *l_mnt, + const struct acl_role_label *role) +{ + struct dentry *dentry = (struct dentry *) l_dentry; + struct vfsmount *mnt = (struct vfsmount *) l_mnt; + struct mount *real_mnt = real_mount(mnt); + struct acl_subject_label *retval; + struct dentry *parent; + + read_seqlock_excl(&mount_lock); + write_seqlock(&rename_lock); + + for (;;) { + if (dentry == gr_real_root.dentry && mnt == gr_real_root.mnt) + break; + if (dentry == mnt->mnt_root || IS_ROOT(dentry)) { + if (!mnt_has_parent(real_mnt)) + break; + + spin_lock(&dentry->d_lock); + read_lock(&gr_inode_lock); + retval = + lookup_acl_subj_label(__get_ino(dentry), + __get_dev(dentry), role); + read_unlock(&gr_inode_lock); + spin_unlock(&dentry->d_lock); + if (retval != NULL) + goto out; + + dentry = real_mnt->mnt_mountpoint; + real_mnt = real_mnt->mnt_parent; + mnt = &real_mnt->mnt; + continue; + } + + spin_lock(&dentry->d_lock); + read_lock(&gr_inode_lock); + retval = lookup_acl_subj_label(__get_ino(dentry), + __get_dev(dentry), role); + read_unlock(&gr_inode_lock); + parent = dentry->d_parent; + spin_unlock(&dentry->d_lock); + + if (retval != NULL) + goto out; + + dentry = parent; + } + + spin_lock(&dentry->d_lock); + read_lock(&gr_inode_lock); + retval = lookup_acl_subj_label(__get_ino(dentry), + __get_dev(dentry), role); + read_unlock(&gr_inode_lock); + spin_unlock(&dentry->d_lock); + + if (unlikely(retval == NULL)) { + /* gr_real_root is pinned, we don't need to hold a reference */ + read_lock(&gr_inode_lock); + retval = lookup_acl_subj_label(__get_ino(gr_real_root.dentry), + __get_dev(gr_real_root.dentry), role); + read_unlock(&gr_inode_lock); + } +out: + write_sequnlock(&rename_lock); + read_sequnlock_excl(&mount_lock); + + BUG_ON(retval == NULL); + + return retval; +} + +void +assign_special_role(const char *rolename) +{ + struct acl_object_label *obj; + struct acl_role_label *r; + struct acl_role_label *assigned = NULL; + struct task_struct *tsk; + struct file *filp; + + FOR_EACH_ROLE_START(r) + if (!strcmp(rolename, r->rolename) && + (r->roletype & GR_ROLE_SPECIAL)) { + assigned = r; + break; + } + FOR_EACH_ROLE_END(r) + + if (!assigned) + return; + + read_lock(&tasklist_lock); + read_lock(&grsec_exec_file_lock); + + tsk = current->real_parent; + if (tsk == NULL) + goto out_unlock; + + filp = tsk->exec_file; + if (filp == NULL) + goto out_unlock; + + tsk->is_writable = 0; + tsk->inherited = 0; + + tsk->acl_sp_role = 1; + tsk->acl_role_id = ++acl_sp_role_value; + tsk->role = assigned; + tsk->acl = chk_subj_label(filp->f_path.dentry, filp->f_path.mnt, tsk->role); + + /* ignore additional mmap checks for processes that are writable + by the default ACL */ + obj = chk_obj_label(filp->f_path.dentry, filp->f_path.mnt, running_polstate.default_role->root_label); + if (unlikely(obj->mode & GR_WRITE)) + tsk->is_writable = 1; + obj = chk_obj_label(filp->f_path.dentry, filp->f_path.mnt, tsk->role->root_label); + if (unlikely(obj->mode & GR_WRITE)) + tsk->is_writable = 1; + +#ifdef CONFIG_GRKERNSEC_RBAC_DEBUG + printk(KERN_ALERT "Assigning special role:%s subject:%s to process (%s:%d)\n", tsk->role->rolename, + tsk->acl->filename, tsk->comm, task_pid_nr(tsk)); +#endif + +out_unlock: + read_unlock(&grsec_exec_file_lock); + read_unlock(&tasklist_lock); + return; +} + + +static void +gr_log_learn(const struct dentry *dentry, const struct vfsmount *mnt, const __u32 mode) +{ + struct task_struct *task = current; + const struct cred *cred = current_cred(); + + security_learn(GR_LEARN_AUDIT_MSG, task->role->rolename, task->role->roletype, + GR_GLOBAL_UID(cred->uid), GR_GLOBAL_GID(cred->gid), task->exec_file ? gr_to_filename1(task->exec_file->f_path.dentry, + task->exec_file->f_path.mnt) : task->acl->filename, task->acl->filename, + 1UL, 1UL, gr_to_filename(dentry, mnt), (unsigned long) mode, &task->signal->saved_ip); + + return; +} + +static void +gr_log_learn_uid_change(const kuid_t real, const kuid_t effective, const kuid_t fs) +{ + struct task_struct *task = current; + const struct cred *cred = current_cred(); + + security_learn(GR_ID_LEARN_MSG, task->role->rolename, task->role->roletype, + GR_GLOBAL_UID(cred->uid), GR_GLOBAL_GID(cred->gid), task->exec_file ? gr_to_filename1(task->exec_file->f_path.dentry, + task->exec_file->f_path.mnt) : task->acl->filename, task->acl->filename, + 'u', GR_GLOBAL_UID(real), GR_GLOBAL_UID(effective), GR_GLOBAL_UID(fs), &task->signal->saved_ip); + + return; +} + +static void +gr_log_learn_gid_change(const kgid_t real, const kgid_t effective, const kgid_t fs) +{ + struct task_struct *task = current; + const struct cred *cred = current_cred(); + + security_learn(GR_ID_LEARN_MSG, task->role->rolename, task->role->roletype, + GR_GLOBAL_UID(cred->uid), GR_GLOBAL_GID(cred->gid), task->exec_file ? gr_to_filename1(task->exec_file->f_path.dentry, + task->exec_file->f_path.mnt) : task->acl->filename, task->acl->filename, + 'g', GR_GLOBAL_GID(real), GR_GLOBAL_GID(effective), GR_GLOBAL_GID(fs), &task->signal->saved_ip); + + return; +} + +static void +gr_set_proc_res(struct task_struct *task) +{ + struct acl_subject_label *proc; + unsigned short i; + + proc = task->acl; + + if (proc->mode & (GR_LEARN | GR_INHERITLEARN)) + return; + + for (i = 0; i < RLIM_NLIMITS; i++) { + unsigned long rlim_cur, rlim_max; + + if (!(proc->resmask & (1U << i))) + continue; + + rlim_cur = proc->res[i].rlim_cur; + rlim_max = proc->res[i].rlim_max; + + if (i == RLIMIT_NOFILE) { + unsigned long saved_sysctl_nr_open = sysctl_nr_open; + if (rlim_cur > saved_sysctl_nr_open) + rlim_cur = saved_sysctl_nr_open; + if (rlim_max > saved_sysctl_nr_open) + rlim_max = saved_sysctl_nr_open; + } + + task->signal->rlim[i].rlim_cur = rlim_cur; + task->signal->rlim[i].rlim_max = rlim_max; + + if (i == RLIMIT_CPU) + update_rlimit_cpu(task, rlim_cur); + } + + return; +} + +/* both of the below must be called with + rcu_read_lock(); + read_lock(&tasklist_lock); + read_lock(&grsec_exec_file_lock); + except in the case of gr_set_role_label() (for __gr_get_subject_for_task) +*/ + +struct acl_subject_label *__gr_get_subject_for_task(const struct gr_policy_state *state, struct task_struct *task, const char *filename, int fallback) +{ + char *tmpname; + struct acl_subject_label *tmpsubj; + struct file *filp; + struct name_entry *nmatch; + + filp = task->exec_file; + if (filp == NULL) + return NULL; + + /* the following is to apply the correct subject + on binaries running when the RBAC system + is enabled, when the binaries have been + replaced or deleted since their execution + ----- + when the RBAC system starts, the inode/dev + from exec_file will be one the RBAC system + is unaware of. It only knows the inode/dev + of the present file on disk, or the absence + of it. + */ + + if (filename) + nmatch = __lookup_name_entry(state, filename); + else { + preempt_disable(); + tmpname = gr_to_filename_rbac(filp->f_path.dentry, filp->f_path.mnt); + + nmatch = __lookup_name_entry(state, tmpname); + preempt_enable(); + } + tmpsubj = NULL; + if (nmatch) { + if (nmatch->deleted) + tmpsubj = lookup_acl_subj_label_deleted(nmatch->inode, nmatch->device, task->role); + else + tmpsubj = lookup_acl_subj_label(nmatch->inode, nmatch->device, task->role); + } + /* this also works for the reload case -- if we don't match a potentially inherited subject + then we fall back to a normal lookup based on the binary's ino/dev + */ + if (tmpsubj == NULL && fallback) + tmpsubj = chk_subj_label(filp->f_path.dentry, filp->f_path.mnt, task->role); + + return tmpsubj; +} + +static struct acl_subject_label *gr_get_subject_for_task(struct task_struct *task, const char *filename, int fallback) +{ + return __gr_get_subject_for_task(&running_polstate, task, filename, fallback); +} + +void __gr_apply_subject_to_task(const struct gr_policy_state *state, struct task_struct *task, struct acl_subject_label *subj) +{ + struct acl_object_label *obj; + struct file *filp; + + filp = task->exec_file; + + task->acl = subj; + task->is_writable = 0; + /* ignore additional mmap checks for processes that are writable + by the default ACL */ + obj = chk_obj_label(filp->f_path.dentry, filp->f_path.mnt, state->default_role->root_label); + if (unlikely(obj->mode & GR_WRITE)) + task->is_writable = 1; + obj = chk_obj_label(filp->f_path.dentry, filp->f_path.mnt, task->role->root_label); + if (unlikely(obj->mode & GR_WRITE)) + task->is_writable = 1; + + gr_set_proc_res(task); + +#ifdef CONFIG_GRKERNSEC_RBAC_DEBUG + printk(KERN_ALERT "gr_set_acls for (%s:%d): role:%s, subject:%s\n", task->comm, task_pid_nr(task), task->role->rolename, task->acl->filename); +#endif +} + +static void gr_apply_subject_to_task(struct task_struct *task, struct acl_subject_label *subj) +{ + __gr_apply_subject_to_task(&running_polstate, task, subj); +} + +__u32 +gr_search_file(const struct dentry * dentry, const __u32 mode, + const struct vfsmount * mnt) +{ + __u32 retval = mode; + struct acl_subject_label *curracl; + struct acl_object_label *currobj; + + if (unlikely(!(gr_status & GR_READY))) + return (mode & ~GR_AUDITS); + + curracl = current->acl; + + currobj = chk_obj_label(dentry, mnt, curracl); + retval = currobj->mode & mode; + + /* if we're opening a specified transfer file for writing + (e.g. /dev/initctl), then transfer our role to init + */ + if (unlikely(currobj->mode & GR_INIT_TRANSFER && retval & GR_WRITE && + current->role->roletype & GR_ROLE_PERSIST)) { + struct task_struct *task = init_pid_ns.child_reaper; + + if (task->role != current->role) { + struct acl_subject_label *subj; + + task->acl_sp_role = 0; + task->acl_role_id = current->acl_role_id; + task->role = current->role; + rcu_read_lock(); + read_lock(&grsec_exec_file_lock); + subj = gr_get_subject_for_task(task, NULL, 1); + gr_apply_subject_to_task(task, subj); + read_unlock(&grsec_exec_file_lock); + rcu_read_unlock(); + gr_log_noargs(GR_DONT_AUDIT_GOOD, GR_INIT_TRANSFER_MSG); + } + } + + if (unlikely + ((curracl->mode & (GR_LEARN | GR_INHERITLEARN)) && !(mode & GR_NOPTRACE) + && (retval != (mode & ~(GR_AUDITS | GR_SUPPRESS))))) { + __u32 new_mode = mode; + + new_mode &= ~(GR_AUDITS | GR_SUPPRESS); + + retval = new_mode; + + if (new_mode & GR_EXEC && curracl->mode & GR_INHERITLEARN) + new_mode |= GR_INHERIT; + + if (!(mode & GR_NOLEARN)) + gr_log_learn(dentry, mnt, new_mode); + } + + return retval; +} + +struct acl_object_label *gr_get_create_object(const struct dentry *new_dentry, + const struct dentry *parent, + const struct vfsmount *mnt) +{ + struct name_entry *match; + struct acl_object_label *matchpo; + struct acl_subject_label *curracl; + char *path; + + if (unlikely(!(gr_status & GR_READY))) + return NULL; + + preempt_disable(); + path = gr_to_filename_rbac(new_dentry, mnt); + match = lookup_name_entry_create(path); + + curracl = current->acl; + + if (match) { + read_lock(&gr_inode_lock); + matchpo = lookup_acl_obj_label_create(match->inode, match->device, curracl); + read_unlock(&gr_inode_lock); + + if (matchpo) { + preempt_enable(); + return matchpo; + } + } + + // lookup parent + + matchpo = chk_obj_create_label(parent, mnt, curracl, path); + + preempt_enable(); + return matchpo; +} + +__u32 +gr_check_create(const struct dentry * new_dentry, const struct dentry * parent, + const struct vfsmount * mnt, const __u32 mode) +{ + struct acl_object_label *matchpo; + __u32 retval; + + if (unlikely(!(gr_status & GR_READY))) + return (mode & ~GR_AUDITS); + + matchpo = gr_get_create_object(new_dentry, parent, mnt); + + retval = matchpo->mode & mode; + + if ((retval != (mode & ~(GR_AUDITS | GR_SUPPRESS))) + && (current->acl->mode & (GR_LEARN | GR_INHERITLEARN))) { + __u32 new_mode = mode; + + new_mode &= ~(GR_AUDITS | GR_SUPPRESS); + + gr_log_learn(new_dentry, mnt, new_mode); + return new_mode; + } + + return retval; +} + +__u32 +gr_check_link(const struct dentry * new_dentry, + const struct dentry * parent_dentry, + const struct vfsmount * parent_mnt, + const struct dentry * old_dentry, const struct vfsmount * old_mnt) +{ + struct acl_object_label *obj; + __u32 oldmode, newmode; + __u32 needmode; + __u32 checkmodes = GR_FIND | GR_APPEND | GR_WRITE | GR_EXEC | GR_SETID | GR_READ | + GR_DELETE | GR_INHERIT; + + if (unlikely(!(gr_status & GR_READY))) + return (GR_CREATE | GR_LINK); + + obj = chk_obj_label(old_dentry, old_mnt, current->acl); + oldmode = obj->mode; + + obj = gr_get_create_object(new_dentry, parent_dentry, parent_mnt); + newmode = obj->mode; + + needmode = newmode & checkmodes; + + // old name for hardlink must have at least the permissions of the new name + if ((oldmode & needmode) != needmode) + goto bad; + + // if old name had restrictions/auditing, make sure the new name does as well + needmode = oldmode & (GR_NOPTRACE | GR_PTRACERD | GR_INHERIT | GR_AUDITS); + + // don't allow hardlinking of suid/sgid/fcapped files without permission + if (is_privileged_binary(old_dentry)) + needmode |= GR_SETID; + + if ((newmode & needmode) != needmode) + goto bad; + + // enforce minimum permissions + if ((newmode & (GR_CREATE | GR_LINK)) == (GR_CREATE | GR_LINK)) + return newmode; +bad: + needmode = oldmode; + if (is_privileged_binary(old_dentry)) + needmode |= GR_SETID; + + if (current->acl->mode & (GR_LEARN | GR_INHERITLEARN)) { + gr_log_learn(old_dentry, old_mnt, needmode | GR_CREATE | GR_LINK); + return (GR_CREATE | GR_LINK); + } else if (newmode & GR_SUPPRESS) + return GR_SUPPRESS; + else + return 0; +} + +int +gr_check_hidden_task(const struct task_struct *task) +{ + if (unlikely(!(gr_status & GR_READY))) + return 0; + + if (!(task->acl->mode & GR_PROCFIND) && !(current->acl->mode & GR_VIEW)) + return 1; + + return 0; +} + +int +gr_check_protected_task(const struct task_struct *task) +{ + if (unlikely(!(gr_status & GR_READY) || !task)) + return 0; + + if ((task->acl->mode & GR_PROTECTED) && !(current->acl->mode & GR_KILL) && + task->acl != current->acl) + return 1; + + return 0; +} + +int +gr_check_protected_task_fowner(struct pid *pid, enum pid_type type) +{ + struct task_struct *p; + int ret = 0; + + if (unlikely(!(gr_status & GR_READY) || !pid)) + return ret; + + read_lock(&tasklist_lock); + do_each_pid_task(pid, type, p) { + if ((p->acl->mode & GR_PROTECTED) && !(current->acl->mode & GR_KILL) && + p->acl != current->acl) { + ret = 1; + goto out; + } + } while_each_pid_task(pid, type, p); +out: + read_unlock(&tasklist_lock); + + return ret; +} + +void +gr_copy_label(struct task_struct *tsk) +{ + struct task_struct *p = current; + + tsk->inherited = p->inherited; + tsk->acl_sp_role = 0; + tsk->acl_role_id = p->acl_role_id; + tsk->acl = p->acl; + tsk->role = p->role; + tsk->signal->used_accept = 0; + tsk->signal->curr_ip = p->signal->curr_ip; + tsk->signal->saved_ip = p->signal->saved_ip; + if (p->exec_file) + get_file(p->exec_file); + tsk->exec_file = p->exec_file; + tsk->is_writable = p->is_writable; + if (unlikely(p->signal->used_accept)) { + p->signal->curr_ip = 0; + p->signal->saved_ip = 0; + } + + return; +} + +extern int gr_process_kernel_setuid_ban(struct user_struct *user); + +int +gr_check_user_change(kuid_t real, kuid_t effective, kuid_t fs) +{ + unsigned int i; + __u16 num; + uid_t *uidlist; + uid_t curuid; + int realok = 0; + int effectiveok = 0; + int fsok = 0; + uid_t globalreal, globaleffective, globalfs; + +#if defined(CONFIG_GRKERNSEC_KERN_LOCKOUT) + struct user_struct *user; + + if (!uid_valid(real)) + goto skipit; + + /* find user based on global namespace */ + + globalreal = GR_GLOBAL_UID(real); + + user = find_user(make_kuid(&init_user_ns, globalreal)); + if (user == NULL) + goto skipit; + + if (gr_process_kernel_setuid_ban(user)) { + /* for find_user */ + free_uid(user); + return 1; + } + + /* for find_user */ + free_uid(user); + +skipit: +#endif + + if (unlikely(!(gr_status & GR_READY))) + return 0; + + if (current->acl->mode & (GR_LEARN | GR_INHERITLEARN)) + gr_log_learn_uid_change(real, effective, fs); + + num = current->acl->user_trans_num; + uidlist = current->acl->user_transitions; + + if (uidlist == NULL) + return 0; + + if (!uid_valid(real)) { + realok = 1; + globalreal = (uid_t)-1; + } else { + globalreal = GR_GLOBAL_UID(real); + } + if (!uid_valid(effective)) { + effectiveok = 1; + globaleffective = (uid_t)-1; + } else { + globaleffective = GR_GLOBAL_UID(effective); + } + if (!uid_valid(fs)) { + fsok = 1; + globalfs = (uid_t)-1; + } else { + globalfs = GR_GLOBAL_UID(fs); + } + + if (current->acl->user_trans_type & GR_ID_ALLOW) { + for (i = 0; i < num; i++) { + curuid = uidlist[i]; + if (globalreal == curuid) + realok = 1; + if (globaleffective == curuid) + effectiveok = 1; + if (globalfs == curuid) + fsok = 1; + } + } else if (current->acl->user_trans_type & GR_ID_DENY) { + for (i = 0; i < num; i++) { + curuid = uidlist[i]; + if (globalreal == curuid) + break; + if (globaleffective == curuid) + break; + if (globalfs == curuid) + break; + } + /* not in deny list */ + if (i == num) { + realok = 1; + effectiveok = 1; + fsok = 1; + } + } + + if (realok && effectiveok && fsok) + return 0; + else { + gr_log_int(GR_DONT_AUDIT, GR_USRCHANGE_ACL_MSG, realok ? (effectiveok ? (fsok ? 0 : globalfs) : globaleffective) : globalreal); + return 1; + } +} + +int +gr_check_group_change(kgid_t real, kgid_t effective, kgid_t fs) +{ + unsigned int i; + __u16 num; + gid_t *gidlist; + gid_t curgid; + int realok = 0; + int effectiveok = 0; + int fsok = 0; + gid_t globalreal, globaleffective, globalfs; + + if (unlikely(!(gr_status & GR_READY))) + return 0; + + if (current->acl->mode & (GR_LEARN | GR_INHERITLEARN)) + gr_log_learn_gid_change(real, effective, fs); + + num = current->acl->group_trans_num; + gidlist = current->acl->group_transitions; + + if (gidlist == NULL) + return 0; + + if (!gid_valid(real)) { + realok = 1; + globalreal = (gid_t)-1; + } else { + globalreal = GR_GLOBAL_GID(real); + } + if (!gid_valid(effective)) { + effectiveok = 1; + globaleffective = (gid_t)-1; + } else { + globaleffective = GR_GLOBAL_GID(effective); + } + if (!gid_valid(fs)) { + fsok = 1; + globalfs = (gid_t)-1; + } else { + globalfs = GR_GLOBAL_GID(fs); + } + + if (current->acl->group_trans_type & GR_ID_ALLOW) { + for (i = 0; i < num; i++) { + curgid = gidlist[i]; + if (globalreal == curgid) + realok = 1; + if (globaleffective == curgid) + effectiveok = 1; + if (globalfs == curgid) + fsok = 1; + } + } else if (current->acl->group_trans_type & GR_ID_DENY) { + for (i = 0; i < num; i++) { + curgid = gidlist[i]; + if (globalreal == curgid) + break; + if (globaleffective == curgid) + break; + if (globalfs == curgid) + break; + } + /* not in deny list */ + if (i == num) { + realok = 1; + effectiveok = 1; + fsok = 1; + } + } + + if (realok && effectiveok && fsok) + return 0; + else { + gr_log_int(GR_DONT_AUDIT, GR_GRPCHANGE_ACL_MSG, realok ? (effectiveok ? (fsok ? 0 : globalfs) : globaleffective) : globalreal); + return 1; + } +} + +extern int gr_acl_is_capable(const int cap); + +void +gr_set_role_label(struct task_struct *task, const kuid_t kuid, const kgid_t kgid) +{ + struct acl_role_label *role = task->role; + struct acl_role_label *origrole = role; + struct acl_subject_label *subj = NULL; + struct acl_object_label *obj; + struct file *filp; + uid_t uid; + gid_t gid; + + if (unlikely(!(gr_status & GR_READY))) + return; + + uid = GR_GLOBAL_UID(kuid); + gid = GR_GLOBAL_GID(kgid); + + filp = task->exec_file; + + /* kernel process, we'll give them the kernel role */ + if (unlikely(!filp)) { + task->role = running_polstate.kernel_role; + task->acl = running_polstate.kernel_role->root_label; + return; + } else if (!task->role || !(task->role->roletype & GR_ROLE_SPECIAL)) { + /* save the current ip at time of role lookup so that the proper + IP will be learned for role_allowed_ip */ + task->signal->saved_ip = task->signal->curr_ip; + role = lookup_acl_role_label(task, uid, gid); + } + + /* don't change the role if we're not a privileged process */ + if (role && task->role != role && + (((role->roletype & GR_ROLE_USER) && !gr_acl_is_capable(CAP_SETUID)) || + ((role->roletype & GR_ROLE_GROUP) && !gr_acl_is_capable(CAP_SETGID)))) + return; + + task->role = role; + + if (task->inherited) { + /* if we reached our subject through inheritance, then first see + if there's a subject of the same name in the new role that has + an object that would result in the same inherited subject + */ + subj = gr_get_subject_for_task(task, task->acl->filename, 0); + if (subj) { + obj = chk_obj_label(filp->f_path.dentry, filp->f_path.mnt, subj); + if (!(obj->mode & GR_INHERIT)) + subj = NULL; + } + + } + if (subj == NULL) { + /* otherwise: + perform subject lookup in possibly new role + we can use this result below in the case where role == task->role + */ + subj = chk_subj_label(filp->f_path.dentry, filp->f_path.mnt, role); + } + + /* if we changed uid/gid, but result in the same role + and are using inheritance, don't lose the inherited subject + if current subject is other than what normal lookup + would result in, we arrived via inheritance, don't + lose subject + */ + if (role != origrole || (!(task->acl->mode & GR_INHERITLEARN) && + (subj == task->acl))) + task->acl = subj; + + /* leave task->inherited unaffected */ + + task->is_writable = 0; + + /* ignore additional mmap checks for processes that are writable + by the default ACL */ + obj = chk_obj_label(filp->f_path.dentry, filp->f_path.mnt, running_polstate.default_role->root_label); + if (unlikely(obj->mode & GR_WRITE)) + task->is_writable = 1; + obj = chk_obj_label(filp->f_path.dentry, filp->f_path.mnt, task->role->root_label); + if (unlikely(obj->mode & GR_WRITE)) + task->is_writable = 1; + +#ifdef CONFIG_GRKERNSEC_RBAC_DEBUG + printk(KERN_ALERT "Set role label for (%s:%d): role:%s, subject:%s\n", task->comm, task_pid_nr(task), task->role->rolename, task->acl->filename); +#endif + + gr_set_proc_res(task); + + return; +} + +int +gr_set_proc_label(const struct dentry *dentry, const struct vfsmount *mnt, + const int unsafe_flags) +{ + struct task_struct *task = current; + struct acl_subject_label *newacl; + struct acl_object_label *obj; + __u32 retmode; + + if (unlikely(!(gr_status & GR_READY))) + return 0; + + newacl = chk_subj_label(dentry, mnt, task->role); + + /* special handling for if we did an strace -f -p <pid> from an admin role, where pid then + did an exec + */ + rcu_read_lock(); + read_lock(&tasklist_lock); + if (task->ptrace && task->parent && ((task->parent->role->roletype & GR_ROLE_GOD) || + (task->parent->acl->mode & GR_POVERRIDE))) { + read_unlock(&tasklist_lock); + rcu_read_unlock(); + goto skip_check; + } + read_unlock(&tasklist_lock); + rcu_read_unlock(); + + if (unsafe_flags && !(task->acl->mode & GR_POVERRIDE) && (task->acl != newacl) && + !(task->role->roletype & GR_ROLE_GOD) && + !gr_search_file(dentry, GR_PTRACERD, mnt) && + !(task->acl->mode & (GR_LEARN | GR_INHERITLEARN))) { + if (unsafe_flags & LSM_UNSAFE_SHARE) + gr_log_fs_generic(GR_DONT_AUDIT, GR_UNSAFESHARE_EXEC_ACL_MSG, dentry, mnt); + else + gr_log_fs_generic(GR_DONT_AUDIT, GR_PTRACE_EXEC_ACL_MSG, dentry, mnt); + return -EACCES; + } + +skip_check: + + obj = chk_obj_label(dentry, mnt, task->acl); + retmode = obj->mode & (GR_INHERIT | GR_AUDIT_INHERIT); + + if (!(task->acl->mode & GR_INHERITLEARN) && + ((newacl->mode & GR_LEARN) || !(retmode & GR_INHERIT))) { + if (obj->nested) + task->acl = obj->nested; + else + task->acl = newacl; + task->inherited = 0; + } else { + task->inherited = 1; + if (retmode & GR_INHERIT && retmode & GR_AUDIT_INHERIT) + gr_log_str_fs(GR_DO_AUDIT, GR_INHERIT_ACL_MSG, task->acl->filename, dentry, mnt); + } + + task->is_writable = 0; + + /* ignore additional mmap checks for processes that are writable + by the default ACL */ + obj = chk_obj_label(dentry, mnt, running_polstate.default_role->root_label); + if (unlikely(obj->mode & GR_WRITE)) + task->is_writable = 1; + obj = chk_obj_label(dentry, mnt, task->role->root_label); + if (unlikely(obj->mode & GR_WRITE)) + task->is_writable = 1; + + gr_set_proc_res(task); + +#ifdef CONFIG_GRKERNSEC_RBAC_DEBUG + printk(KERN_ALERT "Set subject label for (%s:%d): role:%s, subject:%s\n", task->comm, task_pid_nr(task), task->role->rolename, task->acl->filename); +#endif + return 0; +} + +/* always called with valid inodev ptr */ +static void +do_handle_delete(struct inodev_entry *inodev, const u64 ino, const dev_t dev) +{ + struct acl_object_label *matchpo; + struct acl_subject_label *matchps; + struct acl_subject_label *subj; + struct acl_role_label *role; + unsigned int x; + + FOR_EACH_ROLE_START(role) + FOR_EACH_SUBJECT_START(role, subj, x) + if ((matchpo = lookup_acl_obj_label(ino, dev, subj)) != NULL) + matchpo->mode |= GR_DELETED; + FOR_EACH_SUBJECT_END(subj,x) + FOR_EACH_NESTED_SUBJECT_START(role, subj) + /* nested subjects aren't in the role's subj_hash table */ + if ((matchpo = lookup_acl_obj_label(ino, dev, subj)) != NULL) + matchpo->mode |= GR_DELETED; + FOR_EACH_NESTED_SUBJECT_END(subj) + if ((matchps = lookup_acl_subj_label(ino, dev, role)) != NULL) + matchps->mode |= GR_DELETED; + FOR_EACH_ROLE_END(role) + + inodev->nentry->deleted = 1; + + return; +} + +void +gr_handle_delete(const u64 ino, const dev_t dev) +{ + struct inodev_entry *inodev; + + if (unlikely(!(gr_status & GR_READY))) + return; + + write_lock(&gr_inode_lock); + inodev = lookup_inodev_entry(ino, dev); + if (inodev != NULL) + do_handle_delete(inodev, ino, dev); + write_unlock(&gr_inode_lock); + + return; +} + +static void +update_acl_obj_label(const u64 oldinode, const dev_t olddevice, + const u64 newinode, const dev_t newdevice, + struct acl_subject_label *subj) +{ + unsigned int index = gr_fhash(oldinode, olddevice, subj->obj_hash_size); + struct acl_object_label *match; + + match = subj->obj_hash[index]; + + while (match && (match->inode != oldinode || + match->device != olddevice || + !(match->mode & GR_DELETED))) + match = match->next; + + if (match && (match->inode == oldinode) + && (match->device == olddevice) + && (match->mode & GR_DELETED)) { + if (match->prev == NULL) { + subj->obj_hash[index] = match->next; + if (match->next != NULL) + match->next->prev = NULL; + } else { + match->prev->next = match->next; + if (match->next != NULL) + match->next->prev = match->prev; + } + match->prev = NULL; + match->next = NULL; + match->inode = newinode; + match->device = newdevice; + match->mode &= ~GR_DELETED; + + insert_acl_obj_label(match, subj); + } + + return; +} + +static void +update_acl_subj_label(const u64 oldinode, const dev_t olddevice, + const u64 newinode, const dev_t newdevice, + struct acl_role_label *role) +{ + unsigned int index = gr_fhash(oldinode, olddevice, role->subj_hash_size); + struct acl_subject_label *match; + + match = role->subj_hash[index]; + + while (match && (match->inode != oldinode || + match->device != olddevice || + !(match->mode & GR_DELETED))) + match = match->next; + + if (match && (match->inode == oldinode) + && (match->device == olddevice) + && (match->mode & GR_DELETED)) { + if (match->prev == NULL) { + role->subj_hash[index] = match->next; + if (match->next != NULL) + match->next->prev = NULL; + } else { + match->prev->next = match->next; + if (match->next != NULL) + match->next->prev = match->prev; + } + match->prev = NULL; + match->next = NULL; + match->inode = newinode; + match->device = newdevice; + match->mode &= ~GR_DELETED; + + insert_acl_subj_label(match, role); + } + + return; +} + +static void +update_inodev_entry(const u64 oldinode, const dev_t olddevice, + const u64 newinode, const dev_t newdevice) +{ + unsigned int index = gr_fhash(oldinode, olddevice, running_polstate.inodev_set.i_size); + struct inodev_entry *match; + + match = running_polstate.inodev_set.i_hash[index]; + + while (match && (match->nentry->inode != oldinode || + match->nentry->device != olddevice || !match->nentry->deleted)) + match = match->next; + + if (match && (match->nentry->inode == oldinode) + && (match->nentry->device == olddevice) && + match->nentry->deleted) { + if (match->prev == NULL) { + running_polstate.inodev_set.i_hash[index] = match->next; + if (match->next != NULL) + match->next->prev = NULL; + } else { + match->prev->next = match->next; + if (match->next != NULL) + match->next->prev = match->prev; + } + match->prev = NULL; + match->next = NULL; + match->nentry->inode = newinode; + match->nentry->device = newdevice; + match->nentry->deleted = 0; + + insert_inodev_entry(match); + } + + return; +} + +static void +__do_handle_create(const struct name_entry *matchn, u64 ino, dev_t dev) +{ + struct acl_subject_label *subj; + struct acl_role_label *role; + unsigned int x; + + FOR_EACH_ROLE_START(role) + update_acl_subj_label(matchn->inode, matchn->device, ino, dev, role); + + FOR_EACH_NESTED_SUBJECT_START(role, subj) + if ((subj->inode == ino) && (subj->device == dev)) { + subj->inode = ino; + subj->device = dev; + } + /* nested subjects aren't in the role's subj_hash table */ + update_acl_obj_label(matchn->inode, matchn->device, + ino, dev, subj); + FOR_EACH_NESTED_SUBJECT_END(subj) + FOR_EACH_SUBJECT_START(role, subj, x) + update_acl_obj_label(matchn->inode, matchn->device, + ino, dev, subj); + FOR_EACH_SUBJECT_END(subj,x) + FOR_EACH_ROLE_END(role) + + update_inodev_entry(matchn->inode, matchn->device, ino, dev); + + return; +} + +static void +do_handle_create(const struct name_entry *matchn, const struct dentry *dentry, + const struct vfsmount *mnt) +{ + u64 ino = __get_ino(dentry); + dev_t dev = __get_dev(dentry); + + __do_handle_create(matchn, ino, dev); + + return; +} + +void +gr_handle_create(const struct dentry *dentry, const struct vfsmount *mnt) +{ + struct name_entry *matchn; + + if (unlikely(!(gr_status & GR_READY))) + return; + + preempt_disable(); + matchn = lookup_name_entry(gr_to_filename_rbac(dentry, mnt)); + + if (unlikely((unsigned long)matchn)) { + write_lock(&gr_inode_lock); + do_handle_create(matchn, dentry, mnt); + write_unlock(&gr_inode_lock); + } + preempt_enable(); + + return; +} + +void +gr_handle_proc_create(const struct dentry *dentry, const struct inode *inode) +{ + struct name_entry *matchn; + + if (unlikely(!(gr_status & GR_READY))) + return; + + preempt_disable(); + matchn = lookup_name_entry(gr_to_proc_filename_rbac(dentry, init_pid_ns.proc_mnt)); + + if (unlikely((unsigned long)matchn)) { + write_lock(&gr_inode_lock); + __do_handle_create(matchn, inode->i_ino, inode->i_sb->s_dev); + write_unlock(&gr_inode_lock); + } + preempt_enable(); + + return; +} + +void +gr_handle_rename(struct inode *old_dir, struct inode *new_dir, + struct dentry *old_dentry, + struct dentry *new_dentry, + struct vfsmount *mnt, const __u8 replace, unsigned int flags) +{ + struct name_entry *matchn; + struct name_entry *matchn2 = NULL; + struct inodev_entry *inodev; + struct inode *inode = d_backing_inode(new_dentry); + struct inode *old_inode = d_backing_inode(old_dentry); + u64 old_ino = __get_ino(old_dentry); + dev_t old_dev = __get_dev(old_dentry); + unsigned int exchange = flags & RENAME_EXCHANGE; + + /* vfs_rename swaps the name and parent link for old_dentry and + new_dentry + at this point, old_dentry has the new name, parent link, and inode + for the renamed file + if a file is being replaced by a rename, new_dentry has the inode + and name for the replaced file + */ + + if (unlikely(!(gr_status & GR_READY))) + return; + + preempt_disable(); + matchn = lookup_name_entry(gr_to_filename_rbac(old_dentry, mnt)); + + /* exchange cases: + a filename exists for the source, but not dest + do a recreate on source + a filename exists for the dest, but not source + do a recreate on dest + a filename exists for both source and dest + delete source and dest, then create source and dest + a filename exists for neither source nor dest + no updates needed + + the name entry lookups get us the old inode/dev associated with + each name, so do the deletes first (if possible) so that when + we do the create, we pick up on the right entries + */ + + if (exchange) + matchn2 = lookup_name_entry(gr_to_filename_rbac(new_dentry, mnt)); + + /* we wouldn't have to check d_inode if it weren't for + NFS silly-renaming + */ + + write_lock(&gr_inode_lock); + if (unlikely((replace || exchange) && inode)) { + u64 new_ino = __get_ino(new_dentry); + dev_t new_dev = __get_dev(new_dentry); + + inodev = lookup_inodev_entry(new_ino, new_dev); + if (inodev != NULL && ((inode->i_nlink <= 1) || d_is_dir(new_dentry))) + do_handle_delete(inodev, new_ino, new_dev); + } + + inodev = lookup_inodev_entry(old_ino, old_dev); + if (inodev != NULL && ((old_inode->i_nlink <= 1) || d_is_dir(old_dentry))) + do_handle_delete(inodev, old_ino, old_dev); + + if (unlikely(matchn != NULL)) + do_handle_create(matchn, old_dentry, mnt); + + if (unlikely(matchn2 != NULL)) + do_handle_create(matchn2, new_dentry, mnt); + + write_unlock(&gr_inode_lock); + preempt_enable(); + + return; +} + +#if defined(CONFIG_GRKERNSEC_RESLOG) || !defined(CONFIG_GRKERNSEC_NO_RBAC) +static const unsigned long res_learn_bumps[GR_NLIMITS] = { + [RLIMIT_CPU] = GR_RLIM_CPU_BUMP, + [RLIMIT_FSIZE] = GR_RLIM_FSIZE_BUMP, + [RLIMIT_DATA] = GR_RLIM_DATA_BUMP, + [RLIMIT_STACK] = GR_RLIM_STACK_BUMP, + [RLIMIT_CORE] = GR_RLIM_CORE_BUMP, + [RLIMIT_RSS] = GR_RLIM_RSS_BUMP, + [RLIMIT_NPROC] = GR_RLIM_NPROC_BUMP, + [RLIMIT_NOFILE] = GR_RLIM_NOFILE_BUMP, + [RLIMIT_MEMLOCK] = GR_RLIM_MEMLOCK_BUMP, + [RLIMIT_AS] = GR_RLIM_AS_BUMP, + [RLIMIT_LOCKS] = GR_RLIM_LOCKS_BUMP, + [RLIMIT_SIGPENDING] = GR_RLIM_SIGPENDING_BUMP, + [RLIMIT_MSGQUEUE] = GR_RLIM_MSGQUEUE_BUMP, + [RLIMIT_NICE] = GR_RLIM_NICE_BUMP, + [RLIMIT_RTPRIO] = GR_RLIM_RTPRIO_BUMP, + [RLIMIT_RTTIME] = GR_RLIM_RTTIME_BUMP +}; + +void +gr_learn_resource(const struct task_struct *task, + const int res, const unsigned long wanted, const int gt) +{ + struct acl_subject_label *acl; + const struct cred *cred; + + if (unlikely((gr_status & GR_READY) && + task->acl && (task->acl->mode & (GR_LEARN | GR_INHERITLEARN)))) + goto skip_reslog; + + gr_log_resource(task, res, wanted, gt); +skip_reslog: + + if (unlikely(!(gr_status & GR_READY) || !wanted || res >= GR_NLIMITS)) + return; + + acl = task->acl; + + if (likely(!acl || !(acl->mode & (GR_LEARN | GR_INHERITLEARN)) || + !(acl->resmask & (1U << (unsigned short) res)))) + return; + + if (wanted >= acl->res[res].rlim_cur) { + unsigned long res_add; + + res_add = wanted + res_learn_bumps[res]; + + acl->res[res].rlim_cur = res_add; + + if (wanted > acl->res[res].rlim_max) + acl->res[res].rlim_max = res_add; + + /* only log the subject filename, since resource logging is supported for + single-subject learning only */ + rcu_read_lock(); + cred = __task_cred(task); + security_learn(GR_LEARN_AUDIT_MSG, task->role->rolename, + task->role->roletype, GR_GLOBAL_UID(cred->uid), GR_GLOBAL_GID(cred->gid), acl->filename, + acl->filename, acl->res[res].rlim_cur, acl->res[res].rlim_max, + "", (unsigned long) res, &task->signal->saved_ip); + rcu_read_unlock(); + } + + return; +} +EXPORT_SYMBOL_GPL(gr_learn_resource); +#endif + +#if defined(CONFIG_PAX_HAVE_ACL_FLAGS) && (defined(CONFIG_PAX_NOEXEC) || defined(CONFIG_PAX_ASLR)) +void +pax_set_initial_flags(struct linux_binprm *bprm) +{ + struct task_struct *task = current; + struct acl_subject_label *proc; + unsigned long flags; + + if (unlikely(!(gr_status & GR_READY))) + return; + + flags = pax_get_flags(task); + + proc = task->acl; + + if (proc->pax_flags & GR_PAX_DISABLE_PAGEEXEC) + flags &= ~MF_PAX_PAGEEXEC; + if (proc->pax_flags & GR_PAX_DISABLE_SEGMEXEC) + flags &= ~MF_PAX_SEGMEXEC; + if (proc->pax_flags & GR_PAX_DISABLE_RANDMMAP) + flags &= ~MF_PAX_RANDMMAP; + if (proc->pax_flags & GR_PAX_DISABLE_EMUTRAMP) + flags &= ~MF_PAX_EMUTRAMP; + if (proc->pax_flags & GR_PAX_DISABLE_MPROTECT) + flags &= ~MF_PAX_MPROTECT; + + if (proc->pax_flags & GR_PAX_ENABLE_PAGEEXEC) + flags |= MF_PAX_PAGEEXEC; + if (proc->pax_flags & GR_PAX_ENABLE_SEGMEXEC) + flags |= MF_PAX_SEGMEXEC; + if (proc->pax_flags & GR_PAX_ENABLE_RANDMMAP) + flags |= MF_PAX_RANDMMAP; + if (proc->pax_flags & GR_PAX_ENABLE_EMUTRAMP) + flags |= MF_PAX_EMUTRAMP; + if (proc->pax_flags & GR_PAX_ENABLE_MPROTECT) + flags |= MF_PAX_MPROTECT; + + pax_set_flags(task, flags); + + return; +} +#endif + +int +gr_handle_proc_ptrace(struct task_struct *task) +{ + struct file *filp; + struct task_struct *tmp = task; + struct task_struct *curtemp = current; + __u32 retmode; + +#ifndef CONFIG_GRKERNSEC_HARDEN_PTRACE + if (unlikely(!(gr_status & GR_READY))) + return 0; +#endif + + read_lock(&tasklist_lock); + read_lock(&grsec_exec_file_lock); + filp = task->exec_file; + + while (task_pid_nr(tmp) > 0) { + if (tmp == curtemp) + break; + tmp = tmp->real_parent; + } + + if (!filp || (task_pid_nr(tmp) == 0 && ((grsec_enable_harden_ptrace && gr_is_global_nonroot(current_uid()) && !(gr_status & GR_READY)) || + ((gr_status & GR_READY) && !(current->acl->mode & GR_RELAXPTRACE))))) { + read_unlock(&grsec_exec_file_lock); + read_unlock(&tasklist_lock); + return 1; + } + +#ifdef CONFIG_GRKERNSEC_HARDEN_PTRACE + if (!(gr_status & GR_READY)) { + read_unlock(&grsec_exec_file_lock); + read_unlock(&tasklist_lock); + return 0; + } +#endif + + retmode = gr_search_file(filp->f_path.dentry, GR_NOPTRACE, filp->f_path.mnt); + read_unlock(&grsec_exec_file_lock); + read_unlock(&tasklist_lock); + + if (retmode & GR_NOPTRACE) + return 1; + + if (!(current->acl->mode & GR_POVERRIDE) && !(current->role->roletype & GR_ROLE_GOD) + && (current->acl != task->acl || (current->acl != current->role->root_label + && task_pid_nr(current) != task_pid_nr(task)))) + return 1; + + return 0; +} + +void task_grsec_rbac(struct seq_file *m, struct task_struct *p) +{ + if (unlikely(!(gr_status & GR_READY))) + return; + + if (!(current->role->roletype & GR_ROLE_GOD)) + return; + + seq_printf(m, "RBAC:\t%.64s:%c:%.950s\n", + p->role->rolename, gr_task_roletype_to_char(p), + p->acl->filename); +} + +int +gr_handle_ptrace(struct task_struct *task, const long request) +{ + struct task_struct *tmp = task; + struct task_struct *curtemp = current; + __u32 retmode; + +#ifndef CONFIG_GRKERNSEC_HARDEN_PTRACE + if (unlikely(!(gr_status & GR_READY))) + return 0; +#endif + if (request == PTRACE_ATTACH || request == PTRACE_SEIZE) { + read_lock(&tasklist_lock); + while (task_pid_nr(tmp) > 0) { + if (tmp == curtemp) + break; + tmp = tmp->real_parent; + } + + if (task_pid_nr(tmp) == 0 && ((grsec_enable_harden_ptrace && gr_is_global_nonroot(current_uid()) && !(gr_status & GR_READY)) || + ((gr_status & GR_READY) && !(current->acl->mode & GR_RELAXPTRACE)))) { + read_unlock(&tasklist_lock); + gr_log_ptrace(GR_DONT_AUDIT, GR_PTRACE_ACL_MSG, task); + return 1; + } + read_unlock(&tasklist_lock); + } + +#ifdef CONFIG_GRKERNSEC_HARDEN_PTRACE + if (!(gr_status & GR_READY)) + return 0; +#endif + + read_lock(&grsec_exec_file_lock); + if (unlikely(!task->exec_file)) { + read_unlock(&grsec_exec_file_lock); + return 0; + } + + retmode = gr_search_file(task->exec_file->f_path.dentry, GR_PTRACERD | GR_NOPTRACE, task->exec_file->f_path.mnt); + read_unlock(&grsec_exec_file_lock); + + if (retmode & GR_NOPTRACE) { + gr_log_ptrace(GR_DONT_AUDIT, GR_PTRACE_ACL_MSG, task); + return 1; + } + + if (retmode & GR_PTRACERD) { + switch (request) { + case PTRACE_SEIZE: + case PTRACE_POKETEXT: + case PTRACE_POKEDATA: + case PTRACE_POKEUSR: +#if !defined(CONFIG_PPC32) && !defined(CONFIG_PPC64) && !defined(CONFIG_PARISC) && !defined(CONFIG_ALPHA) && !defined(CONFIG_IA64) + case PTRACE_SETREGS: + case PTRACE_SETFPREGS: +#endif +#ifdef CONFIG_X86 + case PTRACE_SETFPXREGS: +#endif +#ifdef CONFIG_ALTIVEC + case PTRACE_SETVRREGS: +#endif + return 1; + default: + return 0; + } + } else if (!(current->acl->mode & GR_POVERRIDE) && + !(current->role->roletype & GR_ROLE_GOD) && + (current->acl != task->acl)) { + gr_log_ptrace(GR_DONT_AUDIT, GR_PTRACE_ACL_MSG, task); + return 1; + } + + return 0; +} + +static int is_writable_mmap(const struct file *filp) +{ + struct task_struct *task = current; + struct acl_object_label *obj, *obj2; + struct dentry *dentry = filp->f_path.dentry; + struct vfsmount *mnt = filp->f_path.mnt; + struct inode *inode = d_backing_inode(dentry); + + if (gr_status & GR_READY && !(task->acl->mode & GR_OVERRIDE) && + !task->is_writable && d_is_reg(dentry) && (mnt != shm_mnt || (inode->i_nlink > 0))) { + obj = chk_obj_label(dentry, mnt, running_polstate.default_role->root_label); + obj2 = chk_obj_label(dentry, mnt, task->role->root_label); + if (unlikely((obj->mode & GR_WRITE) || (obj2->mode & GR_WRITE))) { + gr_log_fs_generic(GR_DONT_AUDIT, GR_WRITLIB_ACL_MSG, dentry, mnt); + return 1; + } + } + return 0; +} + +int +gr_acl_handle_mmap(const struct file *file, const unsigned long prot) +{ + __u32 mode; + + if (unlikely(!file || !(prot & PROT_EXEC))) + return 1; + + if (is_writable_mmap(file)) + return 0; + + mode = + gr_search_file(file->f_path.dentry, + GR_EXEC | GR_AUDIT_EXEC | GR_SUPPRESS, + file->f_path.mnt); + + if (!gr_tpe_allow(file)) + return 0; + + if (unlikely(!(mode & GR_EXEC) && !(mode & GR_SUPPRESS))) { + gr_log_fs_rbac_generic(GR_DONT_AUDIT, GR_MMAP_ACL_MSG, file->f_path.dentry, file->f_path.mnt); + return 0; + } else if (unlikely(!(mode & GR_EXEC))) { + return 0; + } else if (unlikely(mode & GR_EXEC && mode & GR_AUDIT_EXEC)) { + gr_log_fs_rbac_generic(GR_DO_AUDIT, GR_MMAP_ACL_MSG, file->f_path.dentry, file->f_path.mnt); + return 1; + } + + return 1; +} + +int +gr_acl_handle_mprotect(const struct file *file, const unsigned long prot) +{ + __u32 mode; + + if (unlikely(!file || !(prot & PROT_EXEC))) + return 1; + + if (is_writable_mmap(file)) + return 0; + + mode = + gr_search_file(file->f_path.dentry, + GR_EXEC | GR_AUDIT_EXEC | GR_SUPPRESS, + file->f_path.mnt); + + if (!gr_tpe_allow(file)) + return 0; + + if (unlikely(!(mode & GR_EXEC) && !(mode & GR_SUPPRESS))) { + gr_log_fs_rbac_generic(GR_DONT_AUDIT, GR_MPROTECT_ACL_MSG, file->f_path.dentry, file->f_path.mnt); + return 0; + } else if (unlikely(!(mode & GR_EXEC))) { + return 0; + } else if (unlikely(mode & GR_EXEC && mode & GR_AUDIT_EXEC)) { + gr_log_fs_rbac_generic(GR_DO_AUDIT, GR_MPROTECT_ACL_MSG, file->f_path.dentry, file->f_path.mnt); + return 1; + } + + return 1; +} + +void +gr_acl_handle_psacct(struct task_struct *task, const long code) +{ + unsigned long runtime, cputime; + cputime_t utime, stime; + unsigned int wday, cday; + __u8 whr, chr; + __u8 wmin, cmin; + __u8 wsec, csec; + struct timespec curtime, starttime; + + if (unlikely(!(gr_status & GR_READY) || !task->acl || + !(task->acl->mode & GR_PROCACCT))) + return; + + curtime = ns_to_timespec(ktime_get_ns()); + starttime = ns_to_timespec(task->start_time); + runtime = curtime.tv_sec - starttime.tv_sec; + wday = runtime / (60 * 60 * 24); + runtime -= wday * (60 * 60 * 24); + whr = runtime / (60 * 60); + runtime -= whr * (60 * 60); + wmin = runtime / 60; + runtime -= wmin * 60; + wsec = runtime; + + task_cputime(task, &utime, &stime); + cputime = cputime_to_secs(utime + stime); + cday = cputime / (60 * 60 * 24); + cputime -= cday * (60 * 60 * 24); + chr = cputime / (60 * 60); + cputime -= chr * (60 * 60); + cmin = cputime / 60; + cputime -= cmin * 60; + csec = cputime; + + gr_log_procacct(GR_DO_AUDIT, GR_ACL_PROCACCT_MSG, task, wday, whr, wmin, wsec, cday, chr, cmin, csec, code); + + return; +} + +#ifdef CONFIG_TASKSTATS +int gr_is_taskstats_denied(int pid) +{ + struct task_struct *task; +#if defined(CONFIG_GRKERNSEC_PROC_USER) || defined(CONFIG_GRKERNSEC_PROC_USERGROUP) + const struct cred *cred; +#endif + int ret = 0; + + /* restrict taskstats viewing to un-chrooted root users + who have the 'view' subject flag if the RBAC system is enabled + */ + + rcu_read_lock(); + read_lock(&tasklist_lock); + task = find_task_by_vpid(pid); + if (task) { +#ifdef CONFIG_GRKERNSEC_CHROOT + if (proc_is_chrooted(task)) + ret = -EACCES; +#endif +#if defined(CONFIG_GRKERNSEC_PROC_USER) || defined(CONFIG_GRKERNSEC_PROC_USERGROUP) + cred = __task_cred(task); +#ifdef CONFIG_GRKERNSEC_PROC_USER + if (gr_is_global_nonroot(cred->uid)) + ret = -EACCES; +#elif defined(CONFIG_GRKERNSEC_PROC_USERGROUP) + if (gr_is_global_nonroot(cred->uid) && !groups_search(cred->group_info, grsec_proc_gid)) + ret = -EACCES; +#endif +#endif + if (gr_status & GR_READY) { + if (!(task->acl->mode & GR_VIEW)) + ret = -EACCES; + } + } else + ret = -ENOENT; + + read_unlock(&tasklist_lock); + rcu_read_unlock(); + + return ret; +} +#endif + +/* AUXV entries are filled via a descendant of search_binary_handler + after we've already applied the subject for the target +*/ +int gr_acl_enable_at_secure(void) +{ + if (unlikely(!(gr_status & GR_READY))) + return 0; + + if (current->acl->mode & GR_ATSECURE) + return 1; + + return 0; +} + +int gr_acl_handle_filldir(const struct file *file, const char *name, const unsigned int namelen, const u64 ino) +{ + struct task_struct *task = current; + struct dentry *dentry = file->f_path.dentry; + struct vfsmount *mnt = file->f_path.mnt; + struct acl_object_label *obj, *tmp; + struct acl_subject_label *subj; + unsigned int bufsize; + int is_not_root; + char *path; + dev_t dev = __get_dev(dentry); + + if (unlikely(!(gr_status & GR_READY))) + return 1; + + if (task->acl->mode & (GR_LEARN | GR_INHERITLEARN)) + return 1; + + /* ignore Eric Biederman */ + if (IS_PRIVATE(d_backing_inode(dentry))) + return 1; + + subj = task->acl; + read_lock(&gr_inode_lock); + do { + obj = lookup_acl_obj_label(ino, dev, subj); + if (obj != NULL) { + read_unlock(&gr_inode_lock); + return (obj->mode & GR_FIND) ? 1 : 0; + } + } while ((subj = subj->parent_subject)); + read_unlock(&gr_inode_lock); + + /* this is purely an optimization since we're looking for an object + for the directory we're doing a readdir on + if it's possible for any globbed object to match the entry we're + filling into the directory, then the object we find here will be + an anchor point with attached globbed objects + */ + obj = chk_obj_label_noglob(dentry, mnt, task->acl); + if (obj->globbed == NULL) + return (obj->mode & GR_FIND) ? 1 : 0; + + is_not_root = ((obj->filename[0] == '/') && + (obj->filename[1] == '\0')) ? 0 : 1; + bufsize = PAGE_SIZE - namelen - is_not_root; + + /* check bufsize > PAGE_SIZE || bufsize == 0 */ + if (unlikely((bufsize - 1) > (PAGE_SIZE - 1))) + return 1; + + preempt_disable(); + path = d_real_path(dentry, mnt, per_cpu_ptr(gr_shared_page[0], smp_processor_id()), + bufsize); + + bufsize = strlen(path); + + /* if base is "/", don't append an additional slash */ + if (is_not_root) + *(path + bufsize) = '/'; + memcpy(path + bufsize + is_not_root, name, namelen); + *(path + bufsize + namelen + is_not_root) = '\0'; + + tmp = obj->globbed; + while (tmp) { + if (!glob_match(tmp->filename, path)) { + preempt_enable(); + return (tmp->mode & GR_FIND) ? 1 : 0; + } + tmp = tmp->next; + } + preempt_enable(); + return (obj->mode & GR_FIND) ? 1 : 0; +} + +void gr_put_exec_file(struct task_struct *task) +{ + struct file *filp; + + write_lock(&grsec_exec_file_lock); + filp = task->exec_file; + task->exec_file = NULL; + write_unlock(&grsec_exec_file_lock); + + if (filp) + fput(filp); + + return; +} + + +#ifdef CONFIG_NETFILTER_XT_MATCH_GRADM_MODULE +EXPORT_SYMBOL_GPL(gr_acl_is_enabled); +#endif +#ifdef CONFIG_SECURITY +EXPORT_SYMBOL_GPL(gr_check_user_change); +EXPORT_SYMBOL_GPL(gr_check_group_change); +#endif + diff --git a/grsecurity/gracl_alloc.c b/grsecurity/gracl_alloc.c new file mode 100644 index 0000000..9adc75c --- /dev/null +++ b/grsecurity/gracl_alloc.c @@ -0,0 +1,105 @@ +#include <linux/kernel.h> +#include <linux/mm.h> +#include <linux/slab.h> +#include <linux/vmalloc.h> +#include <linux/gracl.h> +#include <linux/grsecurity.h> + +static struct gr_alloc_state __current_alloc_state = { 1, 1, NULL }; +struct gr_alloc_state *current_alloc_state = &__current_alloc_state; + +static int +alloc_pop(void) +{ + if (current_alloc_state->alloc_stack_next == 1) + return 0; + + kfree(current_alloc_state->alloc_stack[current_alloc_state->alloc_stack_next - 2]); + + current_alloc_state->alloc_stack_next--; + + return 1; +} + +static int +alloc_push(void *buf) +{ + if (current_alloc_state->alloc_stack_next >= current_alloc_state->alloc_stack_size) + return 1; + + current_alloc_state->alloc_stack[current_alloc_state->alloc_stack_next - 1] = buf; + + current_alloc_state->alloc_stack_next++; + + return 0; +} + +void * +acl_alloc(unsigned long len) +{ + void *ret = NULL; + + if (!len || len > PAGE_SIZE) + goto out; + + ret = kmalloc(len, GFP_KERNEL); + + if (ret) { + if (alloc_push(ret)) { + kfree(ret); + ret = NULL; + } + } + +out: + return ret; +} + +void * +acl_alloc_num(unsigned long num, unsigned long len) +{ + if (!len || (num > (PAGE_SIZE / len))) + return NULL; + + return acl_alloc(num * len); +} + +void +acl_free_all(void) +{ + if (!current_alloc_state->alloc_stack) + return; + + while (alloc_pop()) ; + + if (current_alloc_state->alloc_stack) { + if ((current_alloc_state->alloc_stack_size * sizeof (void *)) <= PAGE_SIZE) + kfree(current_alloc_state->alloc_stack); + else + vfree(current_alloc_state->alloc_stack); + } + + current_alloc_state->alloc_stack = NULL; + current_alloc_state->alloc_stack_size = 1; + current_alloc_state->alloc_stack_next = 1; + + return; +} + +int +acl_alloc_stack_init(unsigned long size) +{ + if ((size * sizeof (void *)) <= PAGE_SIZE) + current_alloc_state->alloc_stack = + (void **) kmalloc(size * sizeof (void *), GFP_KERNEL); + else + current_alloc_state->alloc_stack = (void **) vmalloc(size * sizeof (void *)); + + current_alloc_state->alloc_stack_size = size; + current_alloc_state->alloc_stack_next = 1; + + if (!current_alloc_state->alloc_stack) + return 0; + else + return 1; +} diff --git a/grsecurity/gracl_cap.c b/grsecurity/gracl_cap.c new file mode 100644 index 0000000..1a94c11 --- /dev/null +++ b/grsecurity/gracl_cap.c @@ -0,0 +1,127 @@ +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/sched.h> +#include <linux/gracl.h> +#include <linux/grsecurity.h> +#include <linux/grinternal.h> + +extern const char *captab_log[]; +extern int captab_log_entries; + +int gr_learn_cap(const struct task_struct *task, const struct cred *cred, const int cap) +{ + struct acl_subject_label *curracl; + + if (!gr_acl_is_enabled()) + return 1; + + curracl = task->acl; + + if (curracl->mode & (GR_LEARN | GR_INHERITLEARN)) { + security_learn(GR_LEARN_AUDIT_MSG, task->role->rolename, + task->role->roletype, GR_GLOBAL_UID(cred->uid), + GR_GLOBAL_GID(cred->gid), task->exec_file ? + gr_to_filename(task->exec_file->f_path.dentry, + task->exec_file->f_path.mnt) : curracl->filename, + curracl->filename, 0UL, + 0UL, "", (unsigned long) cap, &task->signal->saved_ip); + return 1; + } + + return 0; +} + +int gr_task_acl_is_capable(const struct task_struct *task, const struct cred *cred, const int cap) +{ + struct acl_subject_label *curracl; + kernel_cap_t cap_drop = __cap_empty_set, cap_mask = __cap_empty_set; + kernel_cap_t cap_audit = __cap_empty_set; + + if (!gr_acl_is_enabled()) + return 1; + + curracl = task->acl; + + cap_drop = curracl->cap_lower; + cap_mask = curracl->cap_mask; + cap_audit = curracl->cap_invert_audit; + + while ((curracl = curracl->parent_subject)) { + /* if the cap isn't specified in the current computed mask but is specified in the + current level subject, and is lowered in the current level subject, then add + it to the set of dropped capabilities + otherwise, add the current level subject's mask to the current computed mask + */ + if (!cap_raised(cap_mask, cap) && cap_raised(curracl->cap_mask, cap)) { + cap_raise(cap_mask, cap); + if (cap_raised(curracl->cap_lower, cap)) + cap_raise(cap_drop, cap); + if (cap_raised(curracl->cap_invert_audit, cap)) + cap_raise(cap_audit, cap); + } + } + + if (!cap_raised(cap_drop, cap)) { + if (cap_raised(cap_audit, cap)) + gr_log_cap(GR_DO_AUDIT, GR_CAP_ACL_MSG2, task, captab_log[cap]); + return 1; + } + + /* only learn the capability use if the process has the capability in the + general case, the two uses in sys.c of gr_learn_cap are an exception + to this rule to ensure any role transition involves what the full-learned + policy believes in a privileged process + */ + if (cap_raised(cred->cap_effective, cap) && gr_learn_cap(task, cred, cap)) + return 1; + + if ((cap >= 0) && (cap < captab_log_entries) && cap_raised(cred->cap_effective, cap) && !cap_raised(cap_audit, cap)) + gr_log_cap(GR_DONT_AUDIT, GR_CAP_ACL_MSG, task, captab_log[cap]); + + return 0; +} + +int +gr_acl_is_capable(const int cap) +{ + return gr_task_acl_is_capable(current, current_cred(), cap); +} + +int gr_task_acl_is_capable_nolog(const struct task_struct *task, const int cap) +{ + struct acl_subject_label *curracl; + kernel_cap_t cap_drop = __cap_empty_set, cap_mask = __cap_empty_set; + + if (!gr_acl_is_enabled()) + return 1; + + curracl = task->acl; + + cap_drop = curracl->cap_lower; + cap_mask = curracl->cap_mask; + + while ((curracl = curracl->parent_subject)) { + /* if the cap isn't specified in the current computed mask but is specified in the + current level subject, and is lowered in the current level subject, then add + it to the set of dropped capabilities + otherwise, add the current level subject's mask to the current computed mask + */ + if (!cap_raised(cap_mask, cap) && cap_raised(curracl->cap_mask, cap)) { + cap_raise(cap_mask, cap); + if (cap_raised(curracl->cap_lower, cap)) + cap_raise(cap_drop, cap); + } + } + + if (!cap_raised(cap_drop, cap)) + return 1; + + return 0; +} + +int +gr_acl_is_capable_nolog(const int cap) +{ + return gr_task_acl_is_capable_nolog(current, cap); +} + diff --git a/grsecurity/gracl_compat.c b/grsecurity/gracl_compat.c new file mode 100644 index 0000000..a43dd06 --- /dev/null +++ b/grsecurity/gracl_compat.c @@ -0,0 +1,269 @@ +#include <linux/kernel.h> +#include <linux/gracl.h> +#include <linux/compat.h> +#include <linux/gracl_compat.h> + +#include <asm/uaccess.h> + +int copy_gr_arg_wrapper_compat(const char *buf, struct gr_arg_wrapper *uwrap) +{ + struct gr_arg_wrapper_compat uwrapcompat; + + if (copy_from_user(&uwrapcompat, buf, sizeof(uwrapcompat))) + return -EFAULT; + + if ((uwrapcompat.version != GRSECURITY_VERSION) || + (uwrapcompat.size != sizeof(struct gr_arg_compat))) + return -EINVAL; + + uwrap->arg = compat_ptr(uwrapcompat.arg); + uwrap->version = uwrapcompat.version; + uwrap->size = sizeof(struct gr_arg); + + return 0; +} + +int copy_gr_arg_compat(const struct gr_arg __user *buf, struct gr_arg *arg) +{ + struct gr_arg_compat argcompat; + + if (copy_from_user(&argcompat, buf, sizeof(argcompat))) + return -EFAULT; + + arg->role_db.r_table = compat_ptr(argcompat.role_db.r_table); + arg->role_db.num_pointers = argcompat.role_db.num_pointers; + arg->role_db.num_roles = argcompat.role_db.num_roles; + arg->role_db.num_domain_children = argcompat.role_db.num_domain_children; + arg->role_db.num_subjects = argcompat.role_db.num_subjects; + arg->role_db.num_objects = argcompat.role_db.num_objects; + + memcpy(&arg->pw, &argcompat.pw, sizeof(arg->pw)); + memcpy(&arg->salt, &argcompat.salt, sizeof(arg->salt)); + memcpy(&arg->sum, &argcompat.sum, sizeof(arg->sum)); + memcpy(&arg->sp_role, &argcompat.sp_role, sizeof(arg->sp_role)); + arg->sprole_pws = compat_ptr(argcompat.sprole_pws); + arg->segv_device = argcompat.segv_device; + arg->segv_inode = argcompat.segv_inode; + arg->segv_uid = argcompat.segv_uid; + arg->num_sprole_pws = argcompat.num_sprole_pws; + arg->mode = argcompat.mode; + + return 0; +} + +int copy_acl_object_label_compat(struct acl_object_label *obj, const struct acl_object_label *userp) +{ + struct acl_object_label_compat objcompat; + + if (copy_from_user(&objcompat, userp, sizeof(objcompat))) + return -EFAULT; + + obj->filename = compat_ptr(objcompat.filename); + obj->inode = objcompat.inode; + obj->device = objcompat.device; + obj->mode = objcompat.mode; + + obj->nested = compat_ptr(objcompat.nested); + obj->globbed = compat_ptr(objcompat.globbed); + + obj->prev = compat_ptr(objcompat.prev); + obj->next = compat_ptr(objcompat.next); + + return 0; +} + +int copy_acl_subject_label_compat(struct acl_subject_label *subj, const struct acl_subject_label *userp) +{ + unsigned int i; + struct acl_subject_label_compat subjcompat; + + if (copy_from_user(&subjcompat, userp, sizeof(subjcompat))) + return -EFAULT; + + subj->filename = compat_ptr(subjcompat.filename); + subj->inode = subjcompat.inode; + subj->device = subjcompat.device; + subj->mode = subjcompat.mode; + subj->cap_mask = subjcompat.cap_mask; + subj->cap_lower = subjcompat.cap_lower; + subj->cap_invert_audit = subjcompat.cap_invert_audit; + + for (i = 0; i < GR_NLIMITS; i++) { + if (subjcompat.res[i].rlim_cur == COMPAT_RLIM_INFINITY) + subj->res[i].rlim_cur = RLIM_INFINITY; + else + subj->res[i].rlim_cur = subjcompat.res[i].rlim_cur; + if (subjcompat.res[i].rlim_max == COMPAT_RLIM_INFINITY) + subj->res[i].rlim_max = RLIM_INFINITY; + else + subj->res[i].rlim_max = subjcompat.res[i].rlim_max; + } + subj->resmask = subjcompat.resmask; + + subj->user_trans_type = subjcompat.user_trans_type; + subj->group_trans_type = subjcompat.group_trans_type; + subj->user_transitions = compat_ptr(subjcompat.user_transitions); + subj->group_transitions = compat_ptr(subjcompat.group_transitions); + subj->user_trans_num = subjcompat.user_trans_num; + subj->group_trans_num = subjcompat.group_trans_num; + + memcpy(&subj->sock_families, &subjcompat.sock_families, sizeof(subj->sock_families)); + memcpy(&subj->ip_proto, &subjcompat.ip_proto, sizeof(subj->ip_proto)); + subj->ip_type = subjcompat.ip_type; + subj->ips = compat_ptr(subjcompat.ips); + subj->ip_num = subjcompat.ip_num; + subj->inaddr_any_override = subjcompat.inaddr_any_override; + + subj->crashes = subjcompat.crashes; + subj->expires = subjcompat.expires; + + subj->parent_subject = compat_ptr(subjcompat.parent_subject); + subj->hash = compat_ptr(subjcompat.hash); + subj->prev = compat_ptr(subjcompat.prev); + subj->next = compat_ptr(subjcompat.next); + + subj->obj_hash = compat_ptr(subjcompat.obj_hash); + subj->obj_hash_size = subjcompat.obj_hash_size; + subj->pax_flags = subjcompat.pax_flags; + + return 0; +} + +int copy_acl_role_label_compat(struct acl_role_label *role, const struct acl_role_label *userp) +{ + struct acl_role_label_compat rolecompat; + + if (copy_from_user(&rolecompat, userp, sizeof(rolecompat))) + return -EFAULT; + + role->rolename = compat_ptr(rolecompat.rolename); + role->uidgid = rolecompat.uidgid; + role->roletype = rolecompat.roletype; + + role->auth_attempts = rolecompat.auth_attempts; + role->expires = rolecompat.expires; + + role->root_label = compat_ptr(rolecompat.root_label); + role->hash = compat_ptr(rolecompat.hash); + + role->prev = compat_ptr(rolecompat.prev); + role->next = compat_ptr(rolecompat.next); + + role->transitions = compat_ptr(rolecompat.transitions); + role->allowed_ips = compat_ptr(rolecompat.allowed_ips); + role->domain_children = compat_ptr(rolecompat.domain_children); + role->domain_child_num = rolecompat.domain_child_num; + + role->umask = rolecompat.umask; + + role->subj_hash = compat_ptr(rolecompat.subj_hash); + role->subj_hash_size = rolecompat.subj_hash_size; + + return 0; +} + +int copy_role_allowed_ip_compat(struct role_allowed_ip *roleip, const struct role_allowed_ip *userp) +{ + struct role_allowed_ip_compat roleip_compat; + + if (copy_from_user(&roleip_compat, userp, sizeof(roleip_compat))) + return -EFAULT; + + roleip->addr = roleip_compat.addr; + roleip->netmask = roleip_compat.netmask; + + roleip->prev = compat_ptr(roleip_compat.prev); + roleip->next = compat_ptr(roleip_compat.next); + + return 0; +} + +int copy_role_transition_compat(struct role_transition *trans, const struct role_transition *userp) +{ + struct role_transition_compat trans_compat; + + if (copy_from_user(&trans_compat, userp, sizeof(trans_compat))) + return -EFAULT; + + trans->rolename = compat_ptr(trans_compat.rolename); + + trans->prev = compat_ptr(trans_compat.prev); + trans->next = compat_ptr(trans_compat.next); + + return 0; + +} + +int copy_gr_hash_struct_compat(struct gr_hash_struct *hash, const struct gr_hash_struct *userp) +{ + struct gr_hash_struct_compat hash_compat; + + if (copy_from_user(&hash_compat, userp, sizeof(hash_compat))) + return -EFAULT; + + hash->table = compat_ptr(hash_compat.table); + hash->nametable = compat_ptr(hash_compat.nametable); + hash->first = compat_ptr(hash_compat.first); + + hash->table_size = hash_compat.table_size; + hash->used_size = hash_compat.used_size; + + hash->type = hash_compat.type; + + return 0; +} + +int copy_pointer_from_array_compat(void *ptr, unsigned long idx, const void *userp) +{ + compat_uptr_t ptrcompat; + + if (copy_from_user(&ptrcompat, userp + (idx * sizeof(ptrcompat)), sizeof(ptrcompat))) + return -EFAULT; + + *(void **)ptr = compat_ptr(ptrcompat); + + return 0; +} + +int copy_acl_ip_label_compat(struct acl_ip_label *ip, const struct acl_ip_label *userp) +{ + struct acl_ip_label_compat ip_compat; + + if (copy_from_user(&ip_compat, userp, sizeof(ip_compat))) + return -EFAULT; + + ip->iface = compat_ptr(ip_compat.iface); + ip->addr = ip_compat.addr; + ip->netmask = ip_compat.netmask; + ip->low = ip_compat.low; + ip->high = ip_compat.high; + ip->mode = ip_compat.mode; + ip->type = ip_compat.type; + + memcpy(&ip->proto, &ip_compat.proto, sizeof(ip->proto)); + + ip->prev = compat_ptr(ip_compat.prev); + ip->next = compat_ptr(ip_compat.next); + + return 0; +} + +int copy_sprole_pw_compat(struct sprole_pw *pw, unsigned long idx, const struct sprole_pw *userp) +{ + struct sprole_pw_compat pw_compat; + + if (copy_from_user(&pw_compat, (const void *)userp + (sizeof(pw_compat) * idx), sizeof(pw_compat))) + return -EFAULT; + + pw->rolename = compat_ptr(pw_compat.rolename); + memcpy(&pw->salt, pw_compat.salt, sizeof(pw->salt)); + memcpy(&pw->sum, pw_compat.sum, sizeof(pw->sum)); + + return 0; +} + +size_t get_gr_arg_wrapper_size_compat(void) +{ + return sizeof(struct gr_arg_wrapper_compat); +} + diff --git a/grsecurity/gracl_fs.c b/grsecurity/gracl_fs.c new file mode 100644 index 0000000..fce7f71 --- /dev/null +++ b/grsecurity/gracl_fs.c @@ -0,0 +1,448 @@ +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/types.h> +#include <linux/fs.h> +#include <linux/file.h> +#include <linux/stat.h> +#include <linux/grsecurity.h> +#include <linux/grinternal.h> +#include <linux/gracl.h> + +umode_t +gr_acl_umask(void) +{ + if (unlikely(!gr_acl_is_enabled())) + return 0; + + return current->role->umask; +} + +__u32 +gr_acl_handle_hidden_file(const struct dentry * dentry, + const struct vfsmount * mnt) +{ + __u32 mode; + + if (unlikely(d_is_negative(dentry))) + return GR_FIND; + + mode = + gr_search_file(dentry, GR_FIND | GR_AUDIT_FIND | GR_SUPPRESS, mnt); + + if (unlikely(mode & GR_FIND && mode & GR_AUDIT_FIND)) { + gr_log_fs_rbac_generic(GR_DO_AUDIT, GR_HIDDEN_ACL_MSG, dentry, mnt); + return mode; + } else if (unlikely(!(mode & GR_FIND) && !(mode & GR_SUPPRESS))) { + gr_log_fs_rbac_generic(GR_DONT_AUDIT, GR_HIDDEN_ACL_MSG, dentry, mnt); + return 0; + } else if (unlikely(!(mode & GR_FIND))) + return 0; + + return GR_FIND; +} + +__u32 +gr_acl_handle_open(const struct dentry * dentry, const struct vfsmount * mnt, + int acc_mode) +{ + __u32 reqmode = GR_FIND; + __u32 mode; + + if (unlikely(d_is_negative(dentry))) + return reqmode; + + if (acc_mode & MAY_APPEND) + reqmode |= GR_APPEND; + else if (acc_mode & MAY_WRITE) + reqmode |= GR_WRITE; + if ((acc_mode & MAY_READ) && !d_is_dir(dentry)) + reqmode |= GR_READ; + + mode = + gr_search_file(dentry, reqmode | to_gr_audit(reqmode) | GR_SUPPRESS, + mnt); + + if (unlikely(((mode & reqmode) == reqmode) && mode & GR_AUDITS)) { + gr_log_fs_rbac_mode2(GR_DO_AUDIT, GR_OPEN_ACL_MSG, dentry, mnt, + reqmode & GR_READ ? " reading" : "", + reqmode & GR_WRITE ? " writing" : reqmode & + GR_APPEND ? " appending" : ""); + return reqmode; + } else + if (unlikely((mode & reqmode) != reqmode && !(mode & GR_SUPPRESS))) + { + gr_log_fs_rbac_mode2(GR_DONT_AUDIT, GR_OPEN_ACL_MSG, dentry, mnt, + reqmode & GR_READ ? " reading" : "", + reqmode & GR_WRITE ? " writing" : reqmode & + GR_APPEND ? " appending" : ""); + return 0; + } else if (unlikely((mode & reqmode) != reqmode)) + return 0; + + return reqmode; +} + +__u32 +gr_acl_handle_creat(const struct dentry * dentry, + const struct dentry * p_dentry, + const struct vfsmount * p_mnt, int open_flags, int acc_mode, + const int imode) +{ + __u32 reqmode = GR_WRITE | GR_CREATE; + __u32 mode; + + if (acc_mode & MAY_APPEND) + reqmode |= GR_APPEND; + // if a directory was required or the directory already exists, then + // don't count this open as a read + if ((acc_mode & MAY_READ) && + !((open_flags & O_DIRECTORY) || d_is_dir(dentry))) + reqmode |= GR_READ; + if ((open_flags & O_CREAT) && + ((imode & S_ISUID) || ((imode & (S_ISGID | S_IXGRP)) == (S_ISGID | S_IXGRP)))) + reqmode |= GR_SETID; + + mode = + gr_check_create(dentry, p_dentry, p_mnt, + reqmode | to_gr_audit(reqmode) | GR_SUPPRESS); + + if (unlikely(((mode & reqmode) == reqmode) && mode & GR_AUDITS)) { + gr_log_fs_rbac_mode2(GR_DO_AUDIT, GR_CREATE_ACL_MSG, dentry, p_mnt, + reqmode & GR_READ ? " reading" : "", + reqmode & GR_WRITE ? " writing" : reqmode & + GR_APPEND ? " appending" : ""); + return reqmode; + } else + if (unlikely((mode & reqmode) != reqmode && !(mode & GR_SUPPRESS))) + { + gr_log_fs_rbac_mode2(GR_DONT_AUDIT, GR_CREATE_ACL_MSG, dentry, p_mnt, + reqmode & GR_READ ? " reading" : "", + reqmode & GR_WRITE ? " writing" : reqmode & + GR_APPEND ? " appending" : ""); + return 0; + } else if (unlikely((mode & reqmode) != reqmode)) + return 0; + + return reqmode; +} + +__u32 +gr_acl_handle_access(const struct dentry * dentry, const struct vfsmount * mnt, + const int fmode) +{ + __u32 mode, reqmode = GR_FIND; + + if ((fmode & S_IXOTH) && !d_is_dir(dentry)) + reqmode |= GR_EXEC; + if (fmode & S_IWOTH) + reqmode |= GR_WRITE; + if (fmode & S_IROTH) + reqmode |= GR_READ; + + mode = + gr_search_file(dentry, reqmode | to_gr_audit(reqmode) | GR_SUPPRESS, + mnt); + + if (unlikely(((mode & reqmode) == reqmode) && mode & GR_AUDITS)) { + gr_log_fs_rbac_mode3(GR_DO_AUDIT, GR_ACCESS_ACL_MSG, dentry, mnt, + reqmode & GR_READ ? " reading" : "", + reqmode & GR_WRITE ? " writing" : "", + reqmode & GR_EXEC ? " executing" : ""); + return reqmode; + } else + if (unlikely((mode & reqmode) != reqmode && !(mode & GR_SUPPRESS))) + { + gr_log_fs_rbac_mode3(GR_DONT_AUDIT, GR_ACCESS_ACL_MSG, dentry, mnt, + reqmode & GR_READ ? " reading" : "", + reqmode & GR_WRITE ? " writing" : "", + reqmode & GR_EXEC ? " executing" : ""); + return 0; + } else if (unlikely((mode & reqmode) != reqmode)) + return 0; + + return reqmode; +} + +static __u32 generic_fs_handler(const struct dentry *dentry, const struct vfsmount *mnt, __u32 reqmode, const char *fmt) +{ + __u32 mode; + + mode = gr_search_file(dentry, reqmode | to_gr_audit(reqmode) | GR_SUPPRESS, mnt); + + if (unlikely(((mode & (reqmode)) == (reqmode)) && mode & GR_AUDITS)) { + gr_log_fs_rbac_generic(GR_DO_AUDIT, fmt, dentry, mnt); + return mode; + } else if (unlikely((mode & (reqmode)) != (reqmode) && !(mode & GR_SUPPRESS))) { + gr_log_fs_rbac_generic(GR_DONT_AUDIT, fmt, dentry, mnt); + return 0; + } else if (unlikely((mode & (reqmode)) != (reqmode))) + return 0; + + return (reqmode); +} + +__u32 +gr_acl_handle_rmdir(const struct dentry * dentry, const struct vfsmount * mnt) +{ + return generic_fs_handler(dentry, mnt, GR_WRITE | GR_DELETE , GR_RMDIR_ACL_MSG); +} + +__u32 +gr_acl_handle_unlink(const struct dentry *dentry, const struct vfsmount *mnt) +{ + return generic_fs_handler(dentry, mnt, GR_WRITE | GR_DELETE , GR_UNLINK_ACL_MSG); +} + +__u32 +gr_acl_handle_truncate(const struct dentry *dentry, const struct vfsmount *mnt) +{ + return generic_fs_handler(dentry, mnt, GR_WRITE, GR_TRUNCATE_ACL_MSG); +} + +__u32 +gr_acl_handle_utime(const struct dentry *dentry, const struct vfsmount *mnt) +{ + return generic_fs_handler(dentry, mnt, GR_WRITE, GR_ATIME_ACL_MSG); +} + +__u32 +gr_acl_handle_chmod(const struct dentry *dentry, const struct vfsmount *mnt, + umode_t *modeptr) +{ + umode_t mode; + struct inode *inode = d_backing_inode(dentry); + + *modeptr &= ~gr_acl_umask(); + mode = *modeptr; + + if (unlikely(inode && S_ISSOCK(inode->i_mode))) + return 1; + + if (unlikely(!d_is_dir(dentry) && + ((mode & S_ISUID) || ((mode & (S_ISGID | S_IXGRP)) == (S_ISGID | S_IXGRP))))) { + return generic_fs_handler(dentry, mnt, GR_WRITE | GR_SETID, + GR_CHMOD_ACL_MSG); + } else { + return generic_fs_handler(dentry, mnt, GR_WRITE, GR_CHMOD_ACL_MSG); + } +} + +__u32 +gr_acl_handle_chown(const struct dentry *dentry, const struct vfsmount *mnt) +{ + return generic_fs_handler(dentry, mnt, GR_WRITE, GR_CHOWN_ACL_MSG); +} + +__u32 +gr_acl_handle_setxattr(const struct dentry *dentry, const struct vfsmount *mnt) +{ + return generic_fs_handler(dentry, mnt, GR_WRITE, GR_SETXATTR_ACL_MSG); +} + +__u32 +gr_acl_handle_removexattr(const struct dentry *dentry, const struct vfsmount *mnt) +{ + return generic_fs_handler(dentry, mnt, GR_WRITE, GR_REMOVEXATTR_ACL_MSG); +} + +__u32 +gr_acl_handle_execve(const struct dentry *dentry, const struct vfsmount *mnt) +{ + return generic_fs_handler(dentry, mnt, GR_EXEC, GR_EXEC_ACL_MSG); +} + +__u32 +gr_acl_handle_unix(const struct dentry *dentry, const struct vfsmount *mnt) +{ + return generic_fs_handler(dentry, mnt, GR_READ | GR_WRITE, + GR_UNIXCONNECT_ACL_MSG); +} + +/* hardlinks require at minimum create and link permission, + any additional privilege required is based on the + privilege of the file being linked to +*/ +__u32 +gr_acl_handle_link(const struct dentry * new_dentry, + const struct dentry * parent_dentry, + const struct vfsmount * parent_mnt, + const struct dentry * old_dentry, + const struct vfsmount * old_mnt, const struct filename *to) +{ + __u32 mode; + __u32 needmode = GR_CREATE | GR_LINK; + __u32 needaudit = GR_AUDIT_CREATE | GR_AUDIT_LINK; + + mode = + gr_check_link(new_dentry, parent_dentry, parent_mnt, old_dentry, + old_mnt); + + if (unlikely(((mode & needmode) == needmode) && (mode & needaudit))) { + gr_log_fs_rbac_str(GR_DO_AUDIT, GR_LINK_ACL_MSG, old_dentry, old_mnt, to->name); + return mode; + } else if (unlikely(((mode & needmode) != needmode) && !(mode & GR_SUPPRESS))) { + gr_log_fs_rbac_str(GR_DONT_AUDIT, GR_LINK_ACL_MSG, old_dentry, old_mnt, to->name); + return 0; + } else if (unlikely((mode & needmode) != needmode)) + return 0; + + return 1; +} + +__u32 +gr_acl_handle_symlink(const struct dentry * new_dentry, + const struct dentry * parent_dentry, + const struct vfsmount * parent_mnt, const struct filename *from) +{ + __u32 needmode = GR_WRITE | GR_CREATE; + __u32 mode; + + mode = + gr_check_create(new_dentry, parent_dentry, parent_mnt, + GR_CREATE | GR_AUDIT_CREATE | + GR_WRITE | GR_AUDIT_WRITE | GR_SUPPRESS); + + if (unlikely(mode & GR_WRITE && mode & GR_AUDITS)) { + gr_log_fs_str_rbac(GR_DO_AUDIT, GR_SYMLINK_ACL_MSG, from->name, new_dentry, parent_mnt); + return mode; + } else if (unlikely(((mode & needmode) != needmode) && !(mode & GR_SUPPRESS))) { + gr_log_fs_str_rbac(GR_DONT_AUDIT, GR_SYMLINK_ACL_MSG, from->name, new_dentry, parent_mnt); + return 0; + } else if (unlikely((mode & needmode) != needmode)) + return 0; + + return (GR_WRITE | GR_CREATE); +} + +static __u32 generic_fs_create_handler(const struct dentry *new_dentry, const struct dentry *parent_dentry, const struct vfsmount *parent_mnt, __u32 reqmode, const char *fmt) +{ + __u32 mode; + + mode = gr_check_create(new_dentry, parent_dentry, parent_mnt, reqmode | to_gr_audit(reqmode) | GR_SUPPRESS); + + if (unlikely(((mode & (reqmode)) == (reqmode)) && mode & GR_AUDITS)) { + gr_log_fs_rbac_generic(GR_DO_AUDIT, fmt, new_dentry, parent_mnt); + return mode; + } else if (unlikely((mode & (reqmode)) != (reqmode) && !(mode & GR_SUPPRESS))) { + gr_log_fs_rbac_generic(GR_DONT_AUDIT, fmt, new_dentry, parent_mnt); + return 0; + } else if (unlikely((mode & (reqmode)) != (reqmode))) + return 0; + + return (reqmode); +} + +__u32 +gr_acl_handle_mknod(const struct dentry * new_dentry, + const struct dentry * parent_dentry, + const struct vfsmount * parent_mnt, + const int mode) +{ + __u32 reqmode = GR_WRITE | GR_CREATE; + if (unlikely((mode & S_ISUID) || ((mode & (S_ISGID | S_IXGRP)) == (S_ISGID | S_IXGRP)))) + reqmode |= GR_SETID; + + return generic_fs_create_handler(new_dentry, parent_dentry, parent_mnt, + reqmode, GR_MKNOD_ACL_MSG); +} + +__u32 +gr_acl_handle_mkdir(const struct dentry *new_dentry, + const struct dentry *parent_dentry, + const struct vfsmount *parent_mnt) +{ + return generic_fs_create_handler(new_dentry, parent_dentry, parent_mnt, + GR_WRITE | GR_CREATE, GR_MKDIR_ACL_MSG); +} + +#define RENAME_CHECK_SUCCESS(old, new) \ + (((old & (GR_WRITE | GR_READ)) == (GR_WRITE | GR_READ)) && \ + ((new & (GR_WRITE | GR_READ)) == (GR_WRITE | GR_READ))) + +int +gr_acl_handle_rename(struct dentry *new_dentry, + struct dentry *parent_dentry, + const struct vfsmount *parent_mnt, + struct dentry *old_dentry, + struct inode *old_parent_inode, + struct vfsmount *old_mnt, const struct filename *newname, unsigned int flags) +{ + __u32 comp1, comp2; + int error = 0; + + if (unlikely(!gr_acl_is_enabled())) + return 0; + + if (flags & RENAME_EXCHANGE) { + comp1 = gr_search_file(new_dentry, GR_READ | GR_WRITE | + GR_AUDIT_READ | GR_AUDIT_WRITE | + GR_SUPPRESS, parent_mnt); + comp2 = + gr_search_file(old_dentry, + GR_READ | GR_WRITE | GR_AUDIT_READ | + GR_AUDIT_WRITE | GR_SUPPRESS, old_mnt); + } else if (d_is_negative(new_dentry)) { + comp1 = gr_check_create(new_dentry, parent_dentry, parent_mnt, + GR_READ | GR_WRITE | GR_CREATE | GR_AUDIT_READ | + GR_AUDIT_WRITE | GR_AUDIT_CREATE | GR_SUPPRESS); + comp2 = gr_search_file(old_dentry, GR_READ | GR_WRITE | + GR_DELETE | GR_AUDIT_DELETE | + GR_AUDIT_READ | GR_AUDIT_WRITE | + GR_SUPPRESS, old_mnt); + } else { + comp1 = gr_search_file(new_dentry, GR_READ | GR_WRITE | + GR_CREATE | GR_DELETE | + GR_AUDIT_CREATE | GR_AUDIT_DELETE | + GR_AUDIT_READ | GR_AUDIT_WRITE | + GR_SUPPRESS, parent_mnt); + comp2 = + gr_search_file(old_dentry, + GR_READ | GR_WRITE | GR_AUDIT_READ | + GR_DELETE | GR_AUDIT_DELETE | + GR_AUDIT_WRITE | GR_SUPPRESS, old_mnt); + } + + if (RENAME_CHECK_SUCCESS(comp1, comp2) && + ((comp1 & GR_AUDITS) || (comp2 & GR_AUDITS))) + gr_log_fs_rbac_str(GR_DO_AUDIT, GR_RENAME_ACL_MSG, old_dentry, old_mnt, newname->name); + else if (!RENAME_CHECK_SUCCESS(comp1, comp2) && !(comp1 & GR_SUPPRESS) + && !(comp2 & GR_SUPPRESS)) { + gr_log_fs_rbac_str(GR_DONT_AUDIT, GR_RENAME_ACL_MSG, old_dentry, old_mnt, newname->name); + error = -EACCES; + } else if (unlikely(!RENAME_CHECK_SUCCESS(comp1, comp2))) + error = -EACCES; + + return error; +} + +void +gr_acl_handle_exit(void) +{ + u16 id; + char *rolename; + + if (unlikely(current->acl_sp_role && gr_acl_is_enabled() && + !(current->role->roletype & GR_ROLE_PERSIST))) { + id = current->acl_role_id; + rolename = current->role->rolename; + gr_set_acls(1); + gr_log_str_int(GR_DONT_AUDIT_GOOD, GR_SPROLEL_ACL_MSG, rolename, id); + } + + gr_put_exec_file(current); + return; +} + +int +gr_acl_handle_procpidmem(const struct task_struct *task) +{ + if (unlikely(!gr_acl_is_enabled())) + return 0; + + if (task != current && (task->acl->mode & GR_PROTPROCFD) && + !(current->acl->mode & GR_POVERRIDE) && + !(current->role->roletype & GR_ROLE_GOD)) + return -EACCES; + + return 0; +} diff --git a/grsecurity/gracl_ip.c b/grsecurity/gracl_ip.c new file mode 100644 index 0000000..ed6ee43 --- /dev/null +++ b/grsecurity/gracl_ip.c @@ -0,0 +1,386 @@ +#include <linux/kernel.h> +#include <asm/uaccess.h> +#include <asm/errno.h> +#include <net/sock.h> +#include <linux/file.h> +#include <linux/fs.h> +#include <linux/net.h> +#include <linux/in.h> +#include <linux/skbuff.h> +#include <linux/ip.h> +#include <linux/udp.h> +#include <linux/types.h> +#include <linux/sched.h> +#include <linux/netdevice.h> +#include <linux/inetdevice.h> +#include <linux/gracl.h> +#include <linux/grsecurity.h> +#include <linux/grinternal.h> + +#define GR_BIND 0x01 +#define GR_CONNECT 0x02 +#define GR_INVERT 0x04 +#define GR_BINDOVERRIDE 0x08 +#define GR_CONNECTOVERRIDE 0x10 +#define GR_SOCK_FAMILY 0x20 + +static const char * gr_protocols[IPPROTO_MAX] = { + "ip", "icmp", "igmp", "ggp", "ipencap", "st", "tcp", "cbt", + "egp", "igp", "bbn-rcc", "nvp", "pup", "argus", "emcon", "xnet", + "chaos", "udp", "mux", "dcn", "hmp", "prm", "xns-idp", "trunk-1", + "trunk-2", "leaf-1", "leaf-2", "rdp", "irtp", "iso-tp4", "netblt", "mfe-nsp", + "merit-inp", "sep", "3pc", "idpr", "xtp", "ddp", "idpr-cmtp", "tp++", + "il", "ipv6", "sdrp", "ipv6-route", "ipv6-frag", "idrp", "rsvp", "gre", + "mhrp", "bna", "ipv6-crypt", "ipv6-auth", "i-nlsp", "swipe", "narp", "mobile", + "tlsp", "skip", "ipv6-icmp", "ipv6-nonxt", "ipv6-opts", "unknown:61", "cftp", "unknown:63", + "sat-expak", "kryptolan", "rvd", "ippc", "unknown:68", "sat-mon", "visa", "ipcv", + "cpnx", "cphb", "wsn", "pvp", "br-sat-mon", "sun-nd", "wb-mon", "wb-expak", + "iso-ip", "vmtp", "secure-vmtp", "vines", "ttp", "nfsnet-igp", "dgp", "tcf", + "eigrp", "ospf", "sprite-rpc", "larp", "mtp", "ax.25", "ipip", "micp", + "scc-sp", "etherip", "encap", "unknown:99", "gmtp", "ifmp", "pnni", "pim", + "aris", "scps", "qnx", "a/n", "ipcomp", "snp", "compaq-peer", "ipx-in-ip", + "vrrp", "pgm", "unknown:114", "l2tp", "ddx", "iatp", "stp", "srp", + "uti", "smp", "sm", "ptp", "isis", "fire", "crtp", "crdup", + "sscopmce", "iplt", "sps", "pipe", "sctp", "fc", "unkown:134", "unknown:135", + "unknown:136", "unknown:137", "unknown:138", "unknown:139", "unknown:140", "unknown:141", "unknown:142", "unknown:143", + "unknown:144", "unknown:145", "unknown:146", "unknown:147", "unknown:148", "unknown:149", "unknown:150", "unknown:151", + "unknown:152", "unknown:153", "unknown:154", "unknown:155", "unknown:156", "unknown:157", "unknown:158", "unknown:159", + "unknown:160", "unknown:161", "unknown:162", "unknown:163", "unknown:164", "unknown:165", "unknown:166", "unknown:167", + "unknown:168", "unknown:169", "unknown:170", "unknown:171", "unknown:172", "unknown:173", "unknown:174", "unknown:175", + "unknown:176", "unknown:177", "unknown:178", "unknown:179", "unknown:180", "unknown:181", "unknown:182", "unknown:183", + "unknown:184", "unknown:185", "unknown:186", "unknown:187", "unknown:188", "unknown:189", "unknown:190", "unknown:191", + "unknown:192", "unknown:193", "unknown:194", "unknown:195", "unknown:196", "unknown:197", "unknown:198", "unknown:199", + "unknown:200", "unknown:201", "unknown:202", "unknown:203", "unknown:204", "unknown:205", "unknown:206", "unknown:207", + "unknown:208", "unknown:209", "unknown:210", "unknown:211", "unknown:212", "unknown:213", "unknown:214", "unknown:215", + "unknown:216", "unknown:217", "unknown:218", "unknown:219", "unknown:220", "unknown:221", "unknown:222", "unknown:223", + "unknown:224", "unknown:225", "unknown:226", "unknown:227", "unknown:228", "unknown:229", "unknown:230", "unknown:231", + "unknown:232", "unknown:233", "unknown:234", "unknown:235", "unknown:236", "unknown:237", "unknown:238", "unknown:239", + "unknown:240", "unknown:241", "unknown:242", "unknown:243", "unknown:244", "unknown:245", "unknown:246", "unknown:247", + "unknown:248", "unknown:249", "unknown:250", "unknown:251", "unknown:252", "unknown:253", "unknown:254", "unknown:255", + }; + +static const char * gr_socktypes[SOCK_MAX] = { + "unknown:0", "stream", "dgram", "raw", "rdm", "seqpacket", "unknown:6", + "unknown:7", "unknown:8", "unknown:9", "packet" + }; + +static const char * gr_sockfamilies[AF_MAX+1] = { + "unspec", "unix", "inet", "ax25", "ipx", "appletalk", "netrom", "bridge", "atmpvc", "x25", + "inet6", "rose", "decnet", "netbeui", "security", "key", "netlink", "packet", "ash", + "econet", "atmsvc", "rds", "sna", "irda", "ppox", "wanpipe", "llc", "fam_27", "fam_28", + "tipc", "bluetooth", "iucv", "rxrpc", "isdn", "phonet", "ieee802154", "ciaf", "alg", "nfc", "vsock" + }; + +const char * +gr_proto_to_name(unsigned char proto) +{ + return gr_protocols[proto]; +} + +const char * +gr_socktype_to_name(unsigned char type) +{ + return gr_socktypes[type]; +} + +const char * +gr_sockfamily_to_name(unsigned char family) +{ + return gr_sockfamilies[family]; +} + +extern const struct net_proto_family __rcu *net_families[NPROTO] __read_mostly; + +int +gr_search_socket(const int domain, const int type, const int protocol) +{ + struct acl_subject_label *curr; + const struct cred *cred = current_cred(); + + if (unlikely(!gr_acl_is_enabled())) + goto exit; + + if ((domain < 0) || (type < 0) || (protocol < 0) || + (domain >= AF_MAX) || (type >= SOCK_MAX) || (protocol >= IPPROTO_MAX)) + goto exit; // let the kernel handle it + + curr = current->acl; + + if (curr->sock_families[domain / 32] & (1U << (domain % 32))) { + /* the family is allowed, if this is PF_INET allow it only if + the extra sock type/protocol checks pass */ + if (domain == PF_INET) + goto inet_check; + goto exit; + } else { + if (curr->mode & (GR_LEARN | GR_INHERITLEARN)) { + __u32 fakeip = 0; + security_learn(GR_IP_LEARN_MSG, current->role->rolename, + current->role->roletype, GR_GLOBAL_UID(cred->uid), + GR_GLOBAL_GID(cred->gid), current->exec_file ? + gr_to_filename(current->exec_file->f_path.dentry, + current->exec_file->f_path.mnt) : + curr->filename, curr->filename, + &fakeip, domain, 0, 0, GR_SOCK_FAMILY, + ¤t->signal->saved_ip); + goto exit; + } + goto exit_fail; + } + +inet_check: + /* the rest of this checking is for IPv4 only */ + if (!curr->ips) + goto exit; + + if ((curr->ip_type & (1U << type)) && + (curr->ip_proto[protocol / 32] & (1U << (protocol % 32)))) + goto exit; + + if (curr->mode & (GR_LEARN | GR_INHERITLEARN)) { + /* we don't place acls on raw sockets , and sometimes + dgram/ip sockets are opened for ioctl and not + bind/connect, so we'll fake a bind learn log */ + if (type == SOCK_RAW || type == SOCK_PACKET) { + __u32 fakeip = 0; + security_learn(GR_IP_LEARN_MSG, current->role->rolename, + current->role->roletype, GR_GLOBAL_UID(cred->uid), + GR_GLOBAL_GID(cred->gid), current->exec_file ? + gr_to_filename(current->exec_file->f_path.dentry, + current->exec_file->f_path.mnt) : + curr->filename, curr->filename, + &fakeip, 0, type, + protocol, GR_CONNECT, ¤t->signal->saved_ip); + } else if ((type == SOCK_DGRAM) && (protocol == IPPROTO_IP)) { + __u32 fakeip = 0; + security_learn(GR_IP_LEARN_MSG, current->role->rolename, + current->role->roletype, GR_GLOBAL_UID(cred->uid), + GR_GLOBAL_GID(cred->gid), current->exec_file ? + gr_to_filename(current->exec_file->f_path.dentry, + current->exec_file->f_path.mnt) : + curr->filename, curr->filename, + &fakeip, 0, type, + protocol, GR_BIND, ¤t->signal->saved_ip); + } + /* we'll log when they use connect or bind */ + goto exit; + } + +exit_fail: + if (domain == PF_INET) + gr_log_str3(GR_DONT_AUDIT, GR_SOCK_MSG, gr_sockfamily_to_name(domain), + gr_socktype_to_name(type), gr_proto_to_name(protocol)); + else if (rcu_access_pointer(net_families[domain]) != NULL) + gr_log_str2_int(GR_DONT_AUDIT, GR_SOCK_NOINET_MSG, gr_sockfamily_to_name(domain), + gr_socktype_to_name(type), protocol); + + return 0; +exit: + return 1; +} + +int check_ip_policy(struct acl_ip_label *ip, __u32 ip_addr, __u16 ip_port, __u8 protocol, const int mode, const int type, __u32 our_addr, __u32 our_netmask) +{ + if ((ip->mode & mode) && + (ip_port >= ip->low) && + (ip_port <= ip->high) && + ((ntohl(ip_addr) & our_netmask) == + (ntohl(our_addr) & our_netmask)) + && (ip->proto[protocol / 32] & (1U << (protocol % 32))) + && (ip->type & (1U << type))) { + if (ip->mode & GR_INVERT) + return 2; // specifically denied + else + return 1; // allowed + } + + return 0; // not specifically allowed, may continue parsing +} + +static int +gr_search_connectbind(const int full_mode, struct sock *sk, + struct sockaddr_in *addr, const int type) +{ + char iface[IFNAMSIZ] = {0}; + struct acl_subject_label *curr; + struct acl_ip_label *ip; + struct inet_sock *isk; + struct net_device *dev; + struct in_device *idev; + unsigned long i; + int ret; + int mode = full_mode & (GR_BIND | GR_CONNECT); + __u32 ip_addr = 0; + __u32 our_addr; + __u32 our_netmask; + char *p; + __u16 ip_port = 0; + const struct cred *cred = current_cred(); + + if (unlikely(!gr_acl_is_enabled() || sk->sk_family != PF_INET)) + return 0; + + curr = current->acl; + isk = inet_sk(sk); + + /* INADDR_ANY overriding for binds, inaddr_any_override is already in network order */ + if ((full_mode & GR_BINDOVERRIDE) && addr->sin_addr.s_addr == htonl(INADDR_ANY) && curr->inaddr_any_override != 0) + addr->sin_addr.s_addr = curr->inaddr_any_override; + if ((full_mode & GR_CONNECT) && isk->inet_saddr == htonl(INADDR_ANY) && curr->inaddr_any_override != 0) { + struct sockaddr_in saddr; + int err; + + saddr.sin_family = AF_INET; + saddr.sin_addr.s_addr = curr->inaddr_any_override; + saddr.sin_port = isk->inet_sport; + + err = security_socket_bind(sk->sk_socket, (struct sockaddr *)&saddr, sizeof(struct sockaddr_in)); + if (err) + return err; + + err = sk->sk_socket->ops->bind(sk->sk_socket, (struct sockaddr *)&saddr, sizeof(struct sockaddr_in)); + if (err) + return err; + } + + if (!curr->ips) + return 0; + + ip_addr = addr->sin_addr.s_addr; + ip_port = ntohs(addr->sin_port); + + if (curr->mode & (GR_LEARN | GR_INHERITLEARN)) { + security_learn(GR_IP_LEARN_MSG, current->role->rolename, + current->role->roletype, GR_GLOBAL_UID(cred->uid), + GR_GLOBAL_GID(cred->gid), current->exec_file ? + gr_to_filename(current->exec_file->f_path.dentry, + current->exec_file->f_path.mnt) : + curr->filename, curr->filename, + &ip_addr, ip_port, type, + sk->sk_protocol, mode, ¤t->signal->saved_ip); + return 0; + } + + for (i = 0; i < curr->ip_num; i++) { + ip = *(curr->ips + i); + if (ip->iface != NULL) { + strncpy(iface, ip->iface, IFNAMSIZ - 1); + p = strchr(iface, ':'); + if (p != NULL) + *p = '\0'; + dev = dev_get_by_name(sock_net(sk), iface); + if (dev == NULL) + continue; + idev = in_dev_get(dev); + if (idev == NULL) { + dev_put(dev); + continue; + } + rcu_read_lock(); + for_ifa(idev) { + if (!strcmp(ip->iface, ifa->ifa_label)) { + our_addr = ifa->ifa_address; + our_netmask = 0xffffffff; + ret = check_ip_policy(ip, ip_addr, ip_port, sk->sk_protocol, mode, type, our_addr, our_netmask); + if (ret == 1) { + rcu_read_unlock(); + in_dev_put(idev); + dev_put(dev); + return 0; + } else if (ret == 2) { + rcu_read_unlock(); + in_dev_put(idev); + dev_put(dev); + goto denied; + } + } + } endfor_ifa(idev); + rcu_read_unlock(); + in_dev_put(idev); + dev_put(dev); + } else { + our_addr = ip->addr; + our_netmask = ip->netmask; + ret = check_ip_policy(ip, ip_addr, ip_port, sk->sk_protocol, mode, type, our_addr, our_netmask); + if (ret == 1) + return 0; + else if (ret == 2) + goto denied; + } + } + +denied: + if (mode == GR_BIND) + gr_log_int5_str2(GR_DONT_AUDIT, GR_BIND_ACL_MSG, &ip_addr, ip_port, gr_socktype_to_name(type), gr_proto_to_name(sk->sk_protocol)); + else if (mode == GR_CONNECT) + gr_log_int5_str2(GR_DONT_AUDIT, GR_CONNECT_ACL_MSG, &ip_addr, ip_port, gr_socktype_to_name(type), gr_proto_to_name(sk->sk_protocol)); + + return -EACCES; +} + +int +gr_search_connect(struct socket *sock, struct sockaddr_in *addr) +{ + /* always allow disconnection of dgram sockets with connect */ + if (addr->sin_family == AF_UNSPEC) + return 0; + return gr_search_connectbind(GR_CONNECT | GR_CONNECTOVERRIDE, sock->sk, addr, sock->type); +} + +int +gr_search_bind(struct socket *sock, struct sockaddr_in *addr) +{ + return gr_search_connectbind(GR_BIND | GR_BINDOVERRIDE, sock->sk, addr, sock->type); +} + +int gr_search_listen(struct socket *sock) +{ + struct sock *sk = sock->sk; + struct sockaddr_in addr; + + addr.sin_addr.s_addr = inet_sk(sk)->inet_saddr; + addr.sin_port = inet_sk(sk)->inet_sport; + + return gr_search_connectbind(GR_BIND | GR_CONNECTOVERRIDE, sock->sk, &addr, sock->type); +} + +int gr_search_accept(struct socket *sock) +{ + struct sock *sk = sock->sk; + struct sockaddr_in addr; + + addr.sin_addr.s_addr = inet_sk(sk)->inet_saddr; + addr.sin_port = inet_sk(sk)->inet_sport; + + return gr_search_connectbind(GR_BIND | GR_CONNECTOVERRIDE, sock->sk, &addr, sock->type); +} + +int +gr_search_udp_sendmsg(struct sock *sk, struct sockaddr_in *addr) +{ + if (addr) + return gr_search_connectbind(GR_CONNECT, sk, addr, SOCK_DGRAM); + else { + struct sockaddr_in sin; + const struct inet_sock *inet = inet_sk(sk); + + sin.sin_addr.s_addr = inet->inet_daddr; + sin.sin_port = inet->inet_dport; + + return gr_search_connectbind(GR_CONNECT | GR_CONNECTOVERRIDE, sk, &sin, SOCK_DGRAM); + } +} + +int +gr_search_udp_recvmsg(struct sock *sk, const struct sk_buff *skb) +{ + struct sockaddr_in sin; + + if (unlikely(skb->len < sizeof (struct udphdr))) + return 0; // skip this packet + + sin.sin_addr.s_addr = ip_hdr(skb)->saddr; + sin.sin_port = udp_hdr(skb)->source; + + return gr_search_connectbind(GR_CONNECT | GR_CONNECTOVERRIDE, sk, &sin, SOCK_DGRAM); +} diff --git a/grsecurity/gracl_learn.c b/grsecurity/gracl_learn.c new file mode 100644 index 0000000..25f54ef --- /dev/null +++ b/grsecurity/gracl_learn.c @@ -0,0 +1,207 @@ +#include <linux/kernel.h> +#include <linux/mm.h> +#include <linux/sched.h> +#include <linux/poll.h> +#include <linux/string.h> +#include <linux/file.h> +#include <linux/types.h> +#include <linux/vmalloc.h> +#include <linux/grinternal.h> + +extern ssize_t write_grsec_handler(struct file * file, const char __user * buf, + size_t count, loff_t *ppos); +extern int gr_acl_is_enabled(void); + +static DECLARE_WAIT_QUEUE_HEAD(learn_wait); +static int gr_learn_attached; + +/* use a 512k buffer */ +#define LEARN_BUFFER_SIZE (512 * 1024) + +static DEFINE_SPINLOCK(gr_learn_lock); +static DEFINE_MUTEX(gr_learn_user_mutex); + +/* we need to maintain two buffers, so that the kernel context of grlearn + uses a semaphore around the userspace copying, and the other kernel contexts + use a spinlock when copying into the buffer, since they cannot sleep +*/ +static char *learn_buffer; +static char *learn_buffer_user; +static int learn_buffer_len; +static int learn_buffer_user_len; + +static ssize_t +read_learn(struct file *file, char __user * buf, size_t count, loff_t * ppos) +{ + DECLARE_WAITQUEUE(wait, current); + ssize_t retval = 0; + + add_wait_queue(&learn_wait, &wait); + set_current_state(TASK_INTERRUPTIBLE); + do { + mutex_lock(&gr_learn_user_mutex); + spin_lock(&gr_learn_lock); + if (learn_buffer_len) + break; + spin_unlock(&gr_learn_lock); + mutex_unlock(&gr_learn_user_mutex); + if (file->f_flags & O_NONBLOCK) { + retval = -EAGAIN; + goto out; + } + if (signal_pending(current)) { + retval = -ERESTARTSYS; + goto out; + } + + schedule(); + } while (1); + + memcpy(learn_buffer_user, learn_buffer, learn_buffer_len); + learn_buffer_user_len = learn_buffer_len; + retval = learn_buffer_len; + learn_buffer_len = 0; + + spin_unlock(&gr_learn_lock); + + if (copy_to_user(buf, learn_buffer_user, learn_buffer_user_len)) + retval = -EFAULT; + + mutex_unlock(&gr_learn_user_mutex); +out: + set_current_state(TASK_RUNNING); + remove_wait_queue(&learn_wait, &wait); + return retval; +} + +static unsigned int +poll_learn(struct file * file, poll_table * wait) +{ + poll_wait(file, &learn_wait, wait); + + if (learn_buffer_len) + return (POLLIN | POLLRDNORM); + + return 0; +} + +void +gr_clear_learn_entries(void) +{ + char *tmp; + + mutex_lock(&gr_learn_user_mutex); + spin_lock(&gr_learn_lock); + tmp = learn_buffer; + learn_buffer = NULL; + spin_unlock(&gr_learn_lock); + if (tmp) + vfree(tmp); + if (learn_buffer_user != NULL) { + vfree(learn_buffer_user); + learn_buffer_user = NULL; + } + learn_buffer_len = 0; + mutex_unlock(&gr_learn_user_mutex); + + return; +} + +void +gr_add_learn_entry(const char *fmt, ...) +{ + va_list args; + unsigned int len; + + if (!gr_learn_attached) + return; + + spin_lock(&gr_learn_lock); + + /* leave a gap at the end so we know when it's "full" but don't have to + compute the exact length of the string we're trying to append + */ + if (learn_buffer_len > LEARN_BUFFER_SIZE - 16384) { + spin_unlock(&gr_learn_lock); + wake_up_interruptible(&learn_wait); + return; + } + if (learn_buffer == NULL) { + spin_unlock(&gr_learn_lock); + return; + } + + va_start(args, fmt); + len = vsnprintf(learn_buffer + learn_buffer_len, LEARN_BUFFER_SIZE - learn_buffer_len, fmt, args); + va_end(args); + + learn_buffer_len += len + 1; + + spin_unlock(&gr_learn_lock); + wake_up_interruptible(&learn_wait); + + return; +} + +static int +open_learn(struct inode *inode, struct file *file) +{ + if (file->f_mode & FMODE_READ && gr_learn_attached) + return -EBUSY; + if (file->f_mode & FMODE_READ) { + int retval = 0; + mutex_lock(&gr_learn_user_mutex); + if (learn_buffer == NULL) + learn_buffer = vmalloc(LEARN_BUFFER_SIZE); + if (learn_buffer_user == NULL) + learn_buffer_user = vmalloc(LEARN_BUFFER_SIZE); + if (learn_buffer == NULL) { + retval = -ENOMEM; + goto out_error; + } + if (learn_buffer_user == NULL) { + retval = -ENOMEM; + goto out_error; + } + learn_buffer_len = 0; + learn_buffer_user_len = 0; + gr_learn_attached = 1; +out_error: + mutex_unlock(&gr_learn_user_mutex); + return retval; + } + return 0; +} + +static int +close_learn(struct inode *inode, struct file *file) +{ + if (file->f_mode & FMODE_READ) { + char *tmp = NULL; + mutex_lock(&gr_learn_user_mutex); + spin_lock(&gr_learn_lock); + tmp = learn_buffer; + learn_buffer = NULL; + spin_unlock(&gr_learn_lock); + if (tmp) + vfree(tmp); + if (learn_buffer_user != NULL) { + vfree(learn_buffer_user); + learn_buffer_user = NULL; + } + learn_buffer_len = 0; + learn_buffer_user_len = 0; + gr_learn_attached = 0; + mutex_unlock(&gr_learn_user_mutex); + } + + return 0; +} + +const struct file_operations grsec_fops = { + .read = read_learn, + .write = write_grsec_handler, + .open = open_learn, + .release = close_learn, + .poll = poll_learn, +}; diff --git a/grsecurity/gracl_policy.c b/grsecurity/gracl_policy.c new file mode 100644 index 0000000..0773423 --- /dev/null +++ b/grsecurity/gracl_policy.c @@ -0,0 +1,1786 @@ +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/sched.h> +#include <linux/mm.h> +#include <linux/file.h> +#include <linux/fs.h> +#include <linux/namei.h> +#include <linux/mount.h> +#include <linux/tty.h> +#include <linux/proc_fs.h> +#include <linux/lglock.h> +#include <linux/slab.h> +#include <linux/vmalloc.h> +#include <linux/types.h> +#include <linux/sysctl.h> +#include <linux/netdevice.h> +#include <linux/ptrace.h> +#include <linux/gracl.h> +#include <linux/gralloc.h> +#include <linux/security.h> +#include <linux/grinternal.h> +#include <linux/pid_namespace.h> +#include <linux/stop_machine.h> +#include <linux/fdtable.h> +#include <linux/percpu.h> +#include <linux/lglock.h> +#include <linux/hugetlb.h> +#include <linux/posix-timers.h> +#include "../fs/mount.h" + +#include <asm/uaccess.h> +#include <asm/errno.h> +#include <asm/mman.h> + +extern struct gr_policy_state *polstate; + +#define FOR_EACH_ROLE_START(role) \ + role = polstate->role_list; \ + while (role) { + +#define FOR_EACH_ROLE_END(role) \ + role = role->prev; \ + } + +struct path gr_real_root; + +extern struct gr_alloc_state *current_alloc_state; + +u16 acl_sp_role_value; + +static DEFINE_MUTEX(gr_dev_mutex); + +extern int chkpw(struct gr_arg *entry, unsigned char *salt, unsigned char *sum); +extern void gr_clear_learn_entries(void); + +struct gr_arg *gr_usermode __read_only; +unsigned char *gr_system_salt __read_only; +unsigned char *gr_system_sum __read_only; + +static unsigned int gr_auth_attempts = 0; +static unsigned long gr_auth_expires = 0UL; + +struct acl_object_label *fakefs_obj_rw; +struct acl_object_label *fakefs_obj_rwx; + +extern int gr_init_uidset(void); +extern void gr_free_uidset(void); +extern void gr_remove_uid(uid_t uid); +extern int gr_find_uid(uid_t uid); + +extern struct acl_subject_label *__gr_get_subject_for_task(const struct gr_policy_state *state, struct task_struct *task, const char *filename, int fallback); +extern void __gr_apply_subject_to_task(struct gr_policy_state *state, struct task_struct *task, struct acl_subject_label *subj); +extern int gr_streq(const char *a, const char *b, const unsigned int lena, const unsigned int lenb); +extern void __insert_inodev_entry(const struct gr_policy_state *state, struct inodev_entry *entry); +extern struct acl_role_label *__lookup_acl_role_label(const struct gr_policy_state *state, const struct task_struct *task, const uid_t uid, const gid_t gid); +extern void insert_acl_obj_label(struct acl_object_label *obj, struct acl_subject_label *subj); +extern void insert_acl_subj_label(struct acl_subject_label *obj, struct acl_role_label *role); +extern struct name_entry * __lookup_name_entry(const struct gr_policy_state *state, const char *name); +extern char *gr_to_filename_rbac(const struct dentry *dentry, const struct vfsmount *mnt); +extern struct acl_subject_label *lookup_acl_subj_label(const u64 ino, const dev_t dev, const struct acl_role_label *role); +extern struct acl_subject_label *lookup_acl_subj_label_deleted(const u64 ino, const dev_t dev, const struct acl_role_label *role); +extern void assign_special_role(const char *rolename); +extern struct acl_subject_label *chk_subj_label(const struct dentry *l_dentry, const struct vfsmount *l_mnt, const struct acl_role_label *role); +extern int gr_rbac_disable(void *unused); +extern void gr_enable_rbac_system(void); + +static int copy_acl_object_label_normal(struct acl_object_label *obj, const struct acl_object_label *userp) +{ + if (copy_from_user(obj, userp, sizeof(struct acl_object_label))) + return -EFAULT; + + return 0; +} + +static int copy_acl_ip_label_normal(struct acl_ip_label *ip, const struct acl_ip_label *userp) +{ + if (copy_from_user(ip, userp, sizeof(struct acl_ip_label))) + return -EFAULT; + + return 0; +} + +static int copy_acl_subject_label_normal(struct acl_subject_label *subj, const struct acl_subject_label *userp) +{ + if (copy_from_user(subj, userp, sizeof(struct acl_subject_label))) + return -EFAULT; + + return 0; +} + +static int copy_acl_role_label_normal(struct acl_role_label *role, const struct acl_role_label *userp) +{ + if (copy_from_user(role, userp, sizeof(struct acl_role_label))) + return -EFAULT; + + return 0; +} + +static int copy_role_allowed_ip_normal(struct role_allowed_ip *roleip, const struct role_allowed_ip *userp) +{ + if (copy_from_user(roleip, userp, sizeof(struct role_allowed_ip))) + return -EFAULT; + + return 0; +} + +static int copy_sprole_pw_normal(struct sprole_pw *pw, unsigned long idx, const struct sprole_pw *userp) +{ + if (copy_from_user(pw, userp + idx, sizeof(struct sprole_pw))) + return -EFAULT; + + return 0; +} + +static int copy_gr_hash_struct_normal(struct gr_hash_struct *hash, const struct gr_hash_struct *userp) +{ + if (copy_from_user(hash, userp, sizeof(struct gr_hash_struct))) + return -EFAULT; + + return 0; +} + +static int copy_role_transition_normal(struct role_transition *trans, const struct role_transition *userp) +{ + if (copy_from_user(trans, userp, sizeof(struct role_transition))) + return -EFAULT; + + return 0; +} + +int copy_pointer_from_array_normal(void *ptr, unsigned long idx, const void *userp) +{ + if (copy_from_user(ptr, userp + (idx * sizeof(void *)), sizeof(void *))) + return -EFAULT; + + return 0; +} + +static int copy_gr_arg_wrapper_normal(const char __user *buf, struct gr_arg_wrapper *uwrap) +{ + if (copy_from_user(uwrap, buf, sizeof (struct gr_arg_wrapper))) + return -EFAULT; + + if ((uwrap->version != GRSECURITY_VERSION) || + (uwrap->size != sizeof(struct gr_arg))) + return -EINVAL; + + return 0; +} + +static int copy_gr_arg_normal(const struct gr_arg __user *buf, struct gr_arg *arg) +{ + if (copy_from_user(arg, buf, sizeof (struct gr_arg))) + return -EFAULT; + + return 0; +} + +static size_t get_gr_arg_wrapper_size_normal(void) +{ + return sizeof(struct gr_arg_wrapper); +} + +#ifdef CONFIG_COMPAT +extern int copy_gr_arg_wrapper_compat(const char *buf, struct gr_arg_wrapper *uwrap); +extern int copy_gr_arg_compat(const struct gr_arg __user *buf, struct gr_arg *arg); +extern int copy_acl_object_label_compat(struct acl_object_label *obj, const struct acl_object_label *userp); +extern int copy_acl_subject_label_compat(struct acl_subject_label *subj, const struct acl_subject_label *userp); +extern int copy_acl_role_label_compat(struct acl_role_label *role, const struct acl_role_label *userp); +extern int copy_role_allowed_ip_compat(struct role_allowed_ip *roleip, const struct role_allowed_ip *userp); +extern int copy_role_transition_compat(struct role_transition *trans, const struct role_transition *userp); +extern int copy_gr_hash_struct_compat(struct gr_hash_struct *hash, const struct gr_hash_struct *userp); +extern int copy_pointer_from_array_compat(void *ptr, unsigned long idx, const void *userp); +extern int copy_acl_ip_label_compat(struct acl_ip_label *ip, const struct acl_ip_label *userp); +extern int copy_sprole_pw_compat(struct sprole_pw *pw, unsigned long idx, const struct sprole_pw *userp); +extern size_t get_gr_arg_wrapper_size_compat(void); + +int (* copy_gr_arg_wrapper)(const char *buf, struct gr_arg_wrapper *uwrap) __read_only; +int (* copy_gr_arg)(const struct gr_arg *buf, struct gr_arg *arg) __read_only; +int (* copy_acl_object_label)(struct acl_object_label *obj, const struct acl_object_label *userp) __read_only; +int (* copy_acl_subject_label)(struct acl_subject_label *subj, const struct acl_subject_label *userp) __read_only; +int (* copy_acl_role_label)(struct acl_role_label *role, const struct acl_role_label *userp) __read_only; +int (* copy_acl_ip_label)(struct acl_ip_label *ip, const struct acl_ip_label *userp) __read_only; +int (* copy_pointer_from_array)(void *ptr, unsigned long idx, const void *userp) __read_only; +int (* copy_sprole_pw)(struct sprole_pw *pw, unsigned long idx, const struct sprole_pw *userp) __read_only; +int (* copy_gr_hash_struct)(struct gr_hash_struct *hash, const struct gr_hash_struct *userp) __read_only; +int (* copy_role_transition)(struct role_transition *trans, const struct role_transition *userp) __read_only; +int (* copy_role_allowed_ip)(struct role_allowed_ip *roleip, const struct role_allowed_ip *userp) __read_only; +size_t (* get_gr_arg_wrapper_size)(void) __read_only; + +#else +#define copy_gr_arg_wrapper copy_gr_arg_wrapper_normal +#define copy_gr_arg copy_gr_arg_normal +#define copy_gr_hash_struct copy_gr_hash_struct_normal +#define copy_acl_object_label copy_acl_object_label_normal +#define copy_acl_subject_label copy_acl_subject_label_normal +#define copy_acl_role_label copy_acl_role_label_normal +#define copy_acl_ip_label copy_acl_ip_label_normal +#define copy_pointer_from_array copy_pointer_from_array_normal +#define copy_sprole_pw copy_sprole_pw_normal +#define copy_role_transition copy_role_transition_normal +#define copy_role_allowed_ip copy_role_allowed_ip_normal +#define get_gr_arg_wrapper_size get_gr_arg_wrapper_size_normal +#endif + +static struct acl_subject_label * +lookup_subject_map(const struct acl_subject_label *userp) +{ + unsigned int index = gr_shash(userp, polstate->subj_map_set.s_size); + struct subject_map *match; + + match = polstate->subj_map_set.s_hash[index]; + + while (match && match->user != userp) + match = match->next; + + if (match != NULL) + return match->kernel; + else + return NULL; +} + +static void +insert_subj_map_entry(struct subject_map *subjmap) +{ + unsigned int index = gr_shash(subjmap->user, polstate->subj_map_set.s_size); + struct subject_map **curr; + + subjmap->prev = NULL; + + curr = &polstate->subj_map_set.s_hash[index]; + if (*curr != NULL) + (*curr)->prev = subjmap; + + subjmap->next = *curr; + *curr = subjmap; + + return; +} + +static void +__insert_acl_role_label(struct acl_role_label *role, uid_t uidgid) +{ + unsigned int index = + gr_rhash(uidgid, role->roletype & (GR_ROLE_USER | GR_ROLE_GROUP), polstate->acl_role_set.r_size); + struct acl_role_label **curr; + struct acl_role_label *tmp, *tmp2; + + curr = &polstate->acl_role_set.r_hash[index]; + + /* simple case, slot is empty, just set it to our role */ + if (*curr == NULL) { + *curr = role; + } else { + /* example: + 1 -> 2 -> 3 (adding 2 -> 3 to here) + 2 -> 3 + */ + /* first check to see if we can already be reached via this slot */ + tmp = *curr; + while (tmp && tmp != role) + tmp = tmp->next; + if (tmp == role) { + /* we don't need to add ourselves to this slot's chain */ + return; + } + /* we need to add ourselves to this chain, two cases */ + if (role->next == NULL) { + /* simple case, append the current chain to our role */ + role->next = *curr; + *curr = role; + } else { + /* 1 -> 2 -> 3 -> 4 + 2 -> 3 -> 4 + 3 -> 4 (adding 1 -> 2 -> 3 -> 4 to here) + */ + /* trickier case: walk our role's chain until we find + the role for the start of the current slot's chain */ + tmp = role; + tmp2 = *curr; + while (tmp->next && tmp->next != tmp2) + tmp = tmp->next; + if (tmp->next == tmp2) { + /* from example above, we found 3, so just + replace this slot's chain with ours */ + *curr = role; + } else { + /* we didn't find a subset of our role's chain + in the current slot's chain, so append their + chain to ours, and set us as the first role in + the slot's chain + + we could fold this case with the case above, + but making it explicit for clarity + */ + tmp->next = tmp2; + *curr = role; + } + } + } + + return; +} + +static void +insert_acl_role_label(struct acl_role_label *role) +{ + int i; + + if (polstate->role_list == NULL) { + polstate->role_list = role; + role->prev = NULL; + } else { + role->prev = polstate->role_list; + polstate->role_list = role; + } + + /* used for hash chains */ + role->next = NULL; + + if (role->roletype & GR_ROLE_DOMAIN) { + for (i = 0; i < role->domain_child_num; i++) + __insert_acl_role_label(role, role->domain_children[i]); + } else + __insert_acl_role_label(role, role->uidgid); +} + +static int +insert_name_entry(char *name, const u64 inode, const dev_t device, __u8 deleted) +{ + struct name_entry **curr, *nentry; + struct inodev_entry *ientry; + unsigned int len = strlen(name); + unsigned int key = full_name_hash(name, len); + unsigned int index = key % polstate->name_set.n_size; + + curr = &polstate->name_set.n_hash[index]; + + while (*curr && ((*curr)->key != key || !gr_streq((*curr)->name, name, (*curr)->len, len))) + curr = &((*curr)->next); + + if (*curr != NULL) + return 1; + + nentry = acl_alloc(sizeof (struct name_entry)); + if (nentry == NULL) + return 0; + ientry = acl_alloc(sizeof (struct inodev_entry)); + if (ientry == NULL) + return 0; + ientry->nentry = nentry; + + nentry->key = key; + nentry->name = name; + nentry->inode = inode; + nentry->device = device; + nentry->len = len; + nentry->deleted = deleted; + + nentry->prev = NULL; + curr = &polstate->name_set.n_hash[index]; + if (*curr != NULL) + (*curr)->prev = nentry; + nentry->next = *curr; + *curr = nentry; + + /* insert us into the table searchable by inode/dev */ + __insert_inodev_entry(polstate, ientry); + + return 1; +} + +/* allocating chained hash tables, so optimal size is where lambda ~ 1 */ + +static void * +create_table(__u32 * len, int elementsize) +{ + unsigned int table_sizes[] = { + 7, 13, 31, 61, 127, 251, 509, 1021, 2039, 4093, 8191, 16381, + 32749, 65521, 131071, 262139, 524287, 1048573, 2097143, + 4194301, 8388593, 16777213, 33554393, 67108859 + }; + void *newtable = NULL; + unsigned int pwr = 0; + + while ((pwr < ((sizeof (table_sizes) / sizeof (table_sizes[0])) - 1)) && + table_sizes[pwr] <= *len) + pwr++; + + if (table_sizes[pwr] <= *len || (table_sizes[pwr] > ULONG_MAX / elementsize)) + return newtable; + + if ((table_sizes[pwr] * elementsize) <= PAGE_SIZE) + newtable = + kmalloc(table_sizes[pwr] * elementsize, GFP_KERNEL); + else + newtable = vmalloc(table_sizes[pwr] * elementsize); + + *len = table_sizes[pwr]; + + return newtable; +} + +static int +init_variables(const struct gr_arg *arg, bool reload) +{ + struct task_struct *reaper = init_pid_ns.child_reaper; + unsigned int stacksize; + + polstate->subj_map_set.s_size = arg->role_db.num_subjects; + polstate->acl_role_set.r_size = arg->role_db.num_roles + arg->role_db.num_domain_children; + polstate->name_set.n_size = arg->role_db.num_objects; + polstate->inodev_set.i_size = arg->role_db.num_objects; + + if (!polstate->subj_map_set.s_size || !polstate->acl_role_set.r_size || + !polstate->name_set.n_size || !polstate->inodev_set.i_size) + return 1; + + if (!reload) { + if (!gr_init_uidset()) + return 1; + } + + /* set up the stack that holds allocation info */ + + stacksize = arg->role_db.num_pointers + 5; + + if (!acl_alloc_stack_init(stacksize)) + return 1; + + if (!reload) { + /* grab reference for the real root dentry and vfsmount */ + get_fs_root(reaper->fs, &gr_real_root); + +#ifdef CONFIG_GRKERNSEC_RBAC_DEBUG + printk(KERN_ALERT "Obtained real root device=%d, inode=%lu\n", gr_get_dev_from_dentry(gr_real_root.dentry), gr_get_ino_from_dentry(gr_real_root.dentry)); +#endif + + fakefs_obj_rw = kzalloc(sizeof(struct acl_object_label), GFP_KERNEL); + if (fakefs_obj_rw == NULL) + return 1; + fakefs_obj_rw->mode = GR_FIND | GR_READ | GR_WRITE; + + fakefs_obj_rwx = kzalloc(sizeof(struct acl_object_label), GFP_KERNEL); + if (fakefs_obj_rwx == NULL) + return 1; + fakefs_obj_rwx->mode = GR_FIND | GR_READ | GR_WRITE | GR_EXEC; + } + + polstate->subj_map_set.s_hash = + (struct subject_map **) create_table(&polstate->subj_map_set.s_size, sizeof(void *)); + polstate->acl_role_set.r_hash = + (struct acl_role_label **) create_table(&polstate->acl_role_set.r_size, sizeof(void *)); + polstate->name_set.n_hash = (struct name_entry **) create_table(&polstate->name_set.n_size, sizeof(void *)); + polstate->inodev_set.i_hash = + (struct inodev_entry **) create_table(&polstate->inodev_set.i_size, sizeof(void *)); + + if (!polstate->subj_map_set.s_hash || !polstate->acl_role_set.r_hash || + !polstate->name_set.n_hash || !polstate->inodev_set.i_hash) + return 1; + + memset(polstate->subj_map_set.s_hash, 0, + sizeof(struct subject_map *) * polstate->subj_map_set.s_size); + memset(polstate->acl_role_set.r_hash, 0, + sizeof (struct acl_role_label *) * polstate->acl_role_set.r_size); + memset(polstate->name_set.n_hash, 0, + sizeof (struct name_entry *) * polstate->name_set.n_size); + memset(polstate->inodev_set.i_hash, 0, + sizeof (struct inodev_entry *) * polstate->inodev_set.i_size); + + return 0; +} + +/* free information not needed after startup + currently contains user->kernel pointer mappings for subjects +*/ + +static void +free_init_variables(void) +{ + __u32 i; + + if (polstate->subj_map_set.s_hash) { + for (i = 0; i < polstate->subj_map_set.s_size; i++) { + if (polstate->subj_map_set.s_hash[i]) { + kfree(polstate->subj_map_set.s_hash[i]); + polstate->subj_map_set.s_hash[i] = NULL; + } + } + + if ((polstate->subj_map_set.s_size * sizeof (struct subject_map *)) <= + PAGE_SIZE) + kfree(polstate->subj_map_set.s_hash); + else + vfree(polstate->subj_map_set.s_hash); + } + + return; +} + +static void +free_variables(bool reload) +{ + struct acl_subject_label *s; + struct acl_role_label *r; + struct task_struct *task, *task2; + unsigned int x; + + if (!reload) { + gr_clear_learn_entries(); + + read_lock(&tasklist_lock); + do_each_thread(task2, task) { + task->acl_sp_role = 0; + task->acl_role_id = 0; + task->inherited = 0; + task->acl = NULL; + task->role = NULL; + } while_each_thread(task2, task); + read_unlock(&tasklist_lock); + + kfree(fakefs_obj_rw); + fakefs_obj_rw = NULL; + kfree(fakefs_obj_rwx); + fakefs_obj_rwx = NULL; + + /* release the reference to the real root dentry and vfsmount */ + path_put(&gr_real_root); + memset(&gr_real_root, 0, sizeof(gr_real_root)); + } + + /* free all object hash tables */ + + FOR_EACH_ROLE_START(r) + if (r->subj_hash == NULL) + goto next_role; + FOR_EACH_SUBJECT_START(r, s, x) + if (s->obj_hash == NULL) + break; + if ((s->obj_hash_size * sizeof (struct acl_object_label *)) <= PAGE_SIZE) + kfree(s->obj_hash); + else + vfree(s->obj_hash); + FOR_EACH_SUBJECT_END(s, x) + FOR_EACH_NESTED_SUBJECT_START(r, s) + if (s->obj_hash == NULL) + break; + if ((s->obj_hash_size * sizeof (struct acl_object_label *)) <= PAGE_SIZE) + kfree(s->obj_hash); + else + vfree(s->obj_hash); + FOR_EACH_NESTED_SUBJECT_END(s) + if ((r->subj_hash_size * sizeof (struct acl_subject_label *)) <= PAGE_SIZE) + kfree(r->subj_hash); + else + vfree(r->subj_hash); + r->subj_hash = NULL; +next_role: + FOR_EACH_ROLE_END(r) + + acl_free_all(); + + if (polstate->acl_role_set.r_hash) { + if ((polstate->acl_role_set.r_size * sizeof (struct acl_role_label *)) <= + PAGE_SIZE) + kfree(polstate->acl_role_set.r_hash); + else + vfree(polstate->acl_role_set.r_hash); + } + if (polstate->name_set.n_hash) { + if ((polstate->name_set.n_size * sizeof (struct name_entry *)) <= + PAGE_SIZE) + kfree(polstate->name_set.n_hash); + else + vfree(polstate->name_set.n_hash); + } + + if (polstate->inodev_set.i_hash) { + if ((polstate->inodev_set.i_size * sizeof (struct inodev_entry *)) <= + PAGE_SIZE) + kfree(polstate->inodev_set.i_hash); + else + vfree(polstate->inodev_set.i_hash); + } + + if (!reload) + gr_free_uidset(); + + memset(&polstate->name_set, 0, sizeof (struct name_db)); + memset(&polstate->inodev_set, 0, sizeof (struct inodev_db)); + memset(&polstate->acl_role_set, 0, sizeof (struct acl_role_db)); + memset(&polstate->subj_map_set, 0, sizeof (struct acl_subj_map_db)); + + polstate->default_role = NULL; + polstate->kernel_role = NULL; + polstate->role_list = NULL; + + return; +} + +static struct acl_subject_label * +do_copy_user_subj(struct acl_subject_label *userp, struct acl_role_label *role, int *already_copied); + +static int alloc_and_copy_string(char **name, unsigned int maxlen) +{ + unsigned int len = strnlen_user(*name, maxlen); + char *tmp; + + if (!len || len >= maxlen) + return -EINVAL; + + if ((tmp = (char *) acl_alloc(len)) == NULL) + return -ENOMEM; + + if (copy_from_user(tmp, *name, len)) + return -EFAULT; + + tmp[len-1] = '\0'; + *name = tmp; + + return 0; +} + +static int +copy_user_glob(struct acl_object_label *obj) +{ + struct acl_object_label *g_tmp, **guser; + int error; + + if (obj->globbed == NULL) + return 0; + + guser = &obj->globbed; + while (*guser) { + g_tmp = (struct acl_object_label *) + acl_alloc(sizeof (struct acl_object_label)); + if (g_tmp == NULL) + return -ENOMEM; + + if (copy_acl_object_label(g_tmp, *guser)) + return -EFAULT; + + error = alloc_and_copy_string(&g_tmp->filename, PATH_MAX); + if (error) + return error; + + *guser = g_tmp; + guser = &(g_tmp->next); + } + + return 0; +} + +static int +copy_user_objs(struct acl_object_label *userp, struct acl_subject_label *subj, + struct acl_role_label *role) +{ + struct acl_object_label *o_tmp; + int ret; + + while (userp) { + if ((o_tmp = (struct acl_object_label *) + acl_alloc(sizeof (struct acl_object_label))) == NULL) + return -ENOMEM; + + if (copy_acl_object_label(o_tmp, userp)) + return -EFAULT; + + userp = o_tmp->prev; + + ret = alloc_and_copy_string(&o_tmp->filename, PATH_MAX); + if (ret) + return ret; + + insert_acl_obj_label(o_tmp, subj); + if (!insert_name_entry(o_tmp->filename, o_tmp->inode, + o_tmp->device, (o_tmp->mode & GR_DELETED) ? 1 : 0)) + return -ENOMEM; + + ret = copy_user_glob(o_tmp); + if (ret) + return ret; + + if (o_tmp->nested) { + int already_copied; + + o_tmp->nested = do_copy_user_subj(o_tmp->nested, role, &already_copied); + if (IS_ERR(o_tmp->nested)) + return PTR_ERR(o_tmp->nested); + + /* insert into nested subject list if we haven't copied this one yet + to prevent duplicate entries */ + if (!already_copied) { + o_tmp->nested->next = role->hash->first; + role->hash->first = o_tmp->nested; + } + } + } + + return 0; +} + +static __u32 +count_user_subjs(struct acl_subject_label *userp) +{ + struct acl_subject_label s_tmp; + __u32 num = 0; + + while (userp) { + if (copy_acl_subject_label(&s_tmp, userp)) + break; + + userp = s_tmp.prev; + } + + return num; +} + +static int +copy_user_allowedips(struct acl_role_label *rolep) +{ + struct role_allowed_ip *ruserip, *rtmp = NULL, *rlast; + + ruserip = rolep->allowed_ips; + + while (ruserip) { + rlast = rtmp; + + if ((rtmp = (struct role_allowed_ip *) + acl_alloc(sizeof (struct role_allowed_ip))) == NULL) + return -ENOMEM; + + if (copy_role_allowed_ip(rtmp, ruserip)) + return -EFAULT; + + ruserip = rtmp->prev; + + if (!rlast) { + rtmp->prev = NULL; + rolep->allowed_ips = rtmp; + } else { + rlast->next = rtmp; + rtmp->prev = rlast; + } + + if (!ruserip) + rtmp->next = NULL; + } + + return 0; +} + +static int +copy_user_transitions(struct acl_role_label *rolep) +{ + struct role_transition *rusertp, *rtmp = NULL, *rlast; + int error; + + rusertp = rolep->transitions; + + while (rusertp) { + rlast = rtmp; + + if ((rtmp = (struct role_transition *) + acl_alloc(sizeof (struct role_transition))) == NULL) + return -ENOMEM; + + if (copy_role_transition(rtmp, rusertp)) + return -EFAULT; + + rusertp = rtmp->prev; + + error = alloc_and_copy_string(&rtmp->rolename, GR_SPROLE_LEN); + if (error) + return error; + + if (!rlast) { + rtmp->prev = NULL; + rolep->transitions = rtmp; + } else { + rlast->next = rtmp; + rtmp->prev = rlast; + } + + if (!rusertp) + rtmp->next = NULL; + } + + return 0; +} + +static __u32 count_user_objs(const struct acl_object_label __user *userp) +{ + struct acl_object_label o_tmp; + __u32 num = 0; + + while (userp) { + if (copy_acl_object_label(&o_tmp, userp)) + break; + + userp = o_tmp.prev; + num++; + } + + return num; +} + +static struct acl_subject_label * +do_copy_user_subj(struct acl_subject_label *userp, struct acl_role_label *role, int *already_copied) +{ + struct acl_subject_label *s_tmp = NULL, *s_tmp2; + __u32 num_objs; + struct acl_ip_label **i_tmp, *i_utmp2; + struct gr_hash_struct ghash; + struct subject_map *subjmap; + unsigned int i_num; + int err; + + if (already_copied != NULL) + *already_copied = 0; + + s_tmp = lookup_subject_map(userp); + + /* we've already copied this subject into the kernel, just return + the reference to it, and don't copy it over again + */ + if (s_tmp) { + if (already_copied != NULL) + *already_copied = 1; + return(s_tmp); + } + + if ((s_tmp = (struct acl_subject_label *) + acl_alloc(sizeof (struct acl_subject_label))) == NULL) + return ERR_PTR(-ENOMEM); + + subjmap = (struct subject_map *)kmalloc(sizeof (struct subject_map), GFP_KERNEL); + if (subjmap == NULL) + return ERR_PTR(-ENOMEM); + + subjmap->user = userp; + subjmap->kernel = s_tmp; + insert_subj_map_entry(subjmap); + + if (copy_acl_subject_label(s_tmp, userp)) + return ERR_PTR(-EFAULT); + + err = alloc_and_copy_string(&s_tmp->filename, PATH_MAX); + if (err) + return ERR_PTR(err); + + if (!strcmp(s_tmp->filename, "/")) + role->root_label = s_tmp; + + if (copy_gr_hash_struct(&ghash, s_tmp->hash)) + return ERR_PTR(-EFAULT); + + /* copy user and group transition tables */ + + if (s_tmp->user_trans_num) { + uid_t *uidlist; + + uidlist = (uid_t *)acl_alloc_num(s_tmp->user_trans_num, sizeof(uid_t)); + if (uidlist == NULL) + return ERR_PTR(-ENOMEM); + if (copy_from_user(uidlist, s_tmp->user_transitions, s_tmp->user_trans_num * sizeof(uid_t))) + return ERR_PTR(-EFAULT); + + s_tmp->user_transitions = uidlist; + } + + if (s_tmp->group_trans_num) { + gid_t *gidlist; + + gidlist = (gid_t *)acl_alloc_num(s_tmp->group_trans_num, sizeof(gid_t)); + if (gidlist == NULL) + return ERR_PTR(-ENOMEM); + if (copy_from_user(gidlist, s_tmp->group_transitions, s_tmp->group_trans_num * sizeof(gid_t))) + return ERR_PTR(-EFAULT); + + s_tmp->group_transitions = gidlist; + } + + /* set up object hash table */ + num_objs = count_user_objs(ghash.first); + + s_tmp->obj_hash_size = num_objs; + s_tmp->obj_hash = + (struct acl_object_label **) + create_table(&(s_tmp->obj_hash_size), sizeof(void *)); + + if (!s_tmp->obj_hash) + return ERR_PTR(-ENOMEM); + + memset(s_tmp->obj_hash, 0, + s_tmp->obj_hash_size * + sizeof (struct acl_object_label *)); + + /* add in objects */ + err = copy_user_objs(ghash.first, s_tmp, role); + + if (err) + return ERR_PTR(err); + + /* set pointer for parent subject */ + if (s_tmp->parent_subject) { + s_tmp2 = do_copy_user_subj(s_tmp->parent_subject, role, NULL); + + if (IS_ERR(s_tmp2)) + return s_tmp2; + + s_tmp->parent_subject = s_tmp2; + } + + /* add in ip acls */ + + if (!s_tmp->ip_num) { + s_tmp->ips = NULL; + goto insert; + } + + i_tmp = + (struct acl_ip_label **) acl_alloc_num(s_tmp->ip_num, + sizeof (struct acl_ip_label *)); + + if (!i_tmp) + return ERR_PTR(-ENOMEM); + + for (i_num = 0; i_num < s_tmp->ip_num; i_num++) { + *(i_tmp + i_num) = + (struct acl_ip_label *) + acl_alloc(sizeof (struct acl_ip_label)); + if (!*(i_tmp + i_num)) + return ERR_PTR(-ENOMEM); + + if (copy_pointer_from_array(&i_utmp2, i_num, s_tmp->ips)) + return ERR_PTR(-EFAULT); + + if (copy_acl_ip_label(*(i_tmp + i_num), i_utmp2)) + return ERR_PTR(-EFAULT); + + if ((*(i_tmp + i_num))->iface == NULL) + continue; + + err = alloc_and_copy_string(&(*(i_tmp + i_num))->iface, IFNAMSIZ); + if (err) + return ERR_PTR(err); + } + + s_tmp->ips = i_tmp; + +insert: + if (!insert_name_entry(s_tmp->filename, s_tmp->inode, + s_tmp->device, (s_tmp->mode & GR_DELETED) ? 1 : 0)) + return ERR_PTR(-ENOMEM); + + return s_tmp; +} + +static int +copy_user_subjs(struct acl_subject_label *userp, struct acl_role_label *role) +{ + struct acl_subject_label s_pre; + struct acl_subject_label * ret; + int err; + + while (userp) { + if (copy_acl_subject_label(&s_pre, userp)) + return -EFAULT; + + ret = do_copy_user_subj(userp, role, NULL); + + err = PTR_ERR(ret); + if (IS_ERR(ret)) + return err; + + insert_acl_subj_label(ret, role); + + userp = s_pre.prev; + } + + return 0; +} + +static int +copy_user_acl(struct gr_arg *arg) +{ + struct acl_role_label *r_tmp = NULL, **r_utmp, *r_utmp2; + struct acl_subject_label *subj_list; + struct sprole_pw *sptmp; + struct gr_hash_struct *ghash; + uid_t *domainlist; + unsigned int r_num; + int err = 0; + __u16 i; + __u32 num_subjs; + + /* we need a default and kernel role */ + if (arg->role_db.num_roles < 2) + return -EINVAL; + + /* copy special role authentication info from userspace */ + + polstate->num_sprole_pws = arg->num_sprole_pws; + polstate->acl_special_roles = (struct sprole_pw **) acl_alloc_num(polstate->num_sprole_pws, sizeof(struct sprole_pw *)); + + if (!polstate->acl_special_roles && polstate->num_sprole_pws) + return -ENOMEM; + + for (i = 0; i < polstate->num_sprole_pws; i++) { + sptmp = (struct sprole_pw *) acl_alloc(sizeof(struct sprole_pw)); + if (!sptmp) + return -ENOMEM; + if (copy_sprole_pw(sptmp, i, arg->sprole_pws)) + return -EFAULT; + + err = alloc_and_copy_string((char **)&sptmp->rolename, GR_SPROLE_LEN); + if (err) + return err; + +#ifdef CONFIG_GRKERNSEC_RBAC_DEBUG + printk(KERN_ALERT "Copying special role %s\n", sptmp->rolename); +#endif + + polstate->acl_special_roles[i] = sptmp; + } + + r_utmp = (struct acl_role_label **) arg->role_db.r_table; + + for (r_num = 0; r_num < arg->role_db.num_roles; r_num++) { + r_tmp = acl_alloc(sizeof (struct acl_role_label)); + + if (!r_tmp) + return -ENOMEM; + + if (copy_pointer_from_array(&r_utmp2, r_num, r_utmp)) + return -EFAULT; + + if (copy_acl_role_label(r_tmp, r_utmp2)) + return -EFAULT; + + err = alloc_and_copy_string(&r_tmp->rolename, GR_SPROLE_LEN); + if (err) + return err; + + if (!strcmp(r_tmp->rolename, "default") + && (r_tmp->roletype & GR_ROLE_DEFAULT)) { + polstate->default_role = r_tmp; + } else if (!strcmp(r_tmp->rolename, ":::kernel:::")) { + polstate->kernel_role = r_tmp; + } + + if ((ghash = (struct gr_hash_struct *) acl_alloc(sizeof(struct gr_hash_struct))) == NULL) + return -ENOMEM; + + if (copy_gr_hash_struct(ghash, r_tmp->hash)) + return -EFAULT; + + r_tmp->hash = ghash; + + num_subjs = count_user_subjs(r_tmp->hash->first); + + r_tmp->subj_hash_size = num_subjs; + r_tmp->subj_hash = + (struct acl_subject_label **) + create_table(&(r_tmp->subj_hash_size), sizeof(void *)); + + if (!r_tmp->subj_hash) + return -ENOMEM; + + err = copy_user_allowedips(r_tmp); + if (err) + return err; + + /* copy domain info */ + if (r_tmp->domain_children != NULL) { + domainlist = acl_alloc_num(r_tmp->domain_child_num, sizeof(uid_t)); + if (domainlist == NULL) + return -ENOMEM; + + if (copy_from_user(domainlist, r_tmp->domain_children, r_tmp->domain_child_num * sizeof(uid_t))) + return -EFAULT; + + r_tmp->domain_children = domainlist; + } + + err = copy_user_transitions(r_tmp); + if (err) + return err; + + memset(r_tmp->subj_hash, 0, + r_tmp->subj_hash_size * + sizeof (struct acl_subject_label *)); + + /* acquire the list of subjects, then NULL out + the list prior to parsing the subjects for this role, + as during this parsing the list is replaced with a list + of *nested* subjects for the role + */ + subj_list = r_tmp->hash->first; + + /* set nested subject list to null */ + r_tmp->hash->first = NULL; + + err = copy_user_subjs(subj_list, r_tmp); + + if (err) + return err; + + insert_acl_role_label(r_tmp); + } + + if (polstate->default_role == NULL || polstate->kernel_role == NULL) + return -EINVAL; + + return err; +} + +static int gracl_reload_apply_policies(void *reload) +{ + struct gr_reload_state *reload_state = (struct gr_reload_state *)reload; + struct task_struct *task, *task2; + struct acl_role_label *role, *rtmp; + struct acl_subject_label *subj; + const struct cred *cred; + int role_applied; + int ret = 0; + + memcpy(&reload_state->oldpolicy, reload_state->oldpolicy_ptr, sizeof(struct gr_policy_state)); + memcpy(&reload_state->oldalloc, reload_state->oldalloc_ptr, sizeof(struct gr_alloc_state)); + + /* first make sure we'll be able to apply the new policy cleanly */ + do_each_thread(task2, task) { + if (task->exec_file == NULL) + continue; + role_applied = 0; + if (!reload_state->oldmode && task->role->roletype & GR_ROLE_SPECIAL) { + /* preserve special roles */ + FOR_EACH_ROLE_START(role) + if ((role->roletype & GR_ROLE_SPECIAL) && !strcmp(task->role->rolename, role->rolename)) { + rtmp = task->role; + task->role = role; + role_applied = 1; + break; + } + FOR_EACH_ROLE_END(role) + } + if (!role_applied) { + cred = __task_cred(task); + rtmp = task->role; + task->role = __lookup_acl_role_label(polstate, task, GR_GLOBAL_UID(cred->uid), GR_GLOBAL_GID(cred->gid)); + } + /* this handles non-nested inherited subjects, nested subjects will still + be dropped currently */ + subj = __gr_get_subject_for_task(polstate, task, task->acl->filename, 1); + task->tmpacl = __gr_get_subject_for_task(polstate, task, NULL, 1); + /* change the role back so that we've made no modifications to the policy */ + task->role = rtmp; + + if (subj == NULL || task->tmpacl == NULL) { + ret = -EINVAL; + goto out; + } + } while_each_thread(task2, task); + + /* now actually apply the policy */ + + do_each_thread(task2, task) { + if (task->exec_file) { + role_applied = 0; + if (!reload_state->oldmode && task->role->roletype & GR_ROLE_SPECIAL) { + /* preserve special roles */ + FOR_EACH_ROLE_START(role) + if ((role->roletype & GR_ROLE_SPECIAL) && !strcmp(task->role->rolename, role->rolename)) { + task->role = role; + role_applied = 1; + break; + } + FOR_EACH_ROLE_END(role) + } + if (!role_applied) { + cred = __task_cred(task); + task->role = __lookup_acl_role_label(polstate, task, GR_GLOBAL_UID(cred->uid), GR_GLOBAL_GID(cred->gid)); + } + /* this handles non-nested inherited subjects, nested subjects will still + be dropped currently */ + if (!reload_state->oldmode && task->inherited) + subj = __gr_get_subject_for_task(polstate, task, task->acl->filename, 1); + else { + /* looked up and tagged to the task previously */ + subj = task->tmpacl; + } + /* subj will be non-null */ + __gr_apply_subject_to_task(polstate, task, subj); + if (reload_state->oldmode) { + task->acl_role_id = 0; + task->acl_sp_role = 0; + task->inherited = 0; + } + } else { + // it's a kernel process + task->role = polstate->kernel_role; + task->acl = polstate->kernel_role->root_label; +#ifdef CONFIG_GRKERNSEC_ACL_HIDEKERN + task->acl->mode &= ~GR_PROCFIND; +#endif + } + } while_each_thread(task2, task); + + memcpy(reload_state->oldpolicy_ptr, &reload_state->newpolicy, sizeof(struct gr_policy_state)); + memcpy(reload_state->oldalloc_ptr, &reload_state->newalloc, sizeof(struct gr_alloc_state)); + +out: + + return ret; +} + +static int gracl_reload(struct gr_arg *args, unsigned char oldmode) +{ + struct gr_reload_state new_reload_state = { }; + int err; + + new_reload_state.oldpolicy_ptr = polstate; + new_reload_state.oldalloc_ptr = current_alloc_state; + new_reload_state.oldmode = oldmode; + + current_alloc_state = &new_reload_state.newalloc; + polstate = &new_reload_state.newpolicy; + + /* everything relevant is now saved off, copy in the new policy */ + if (init_variables(args, true)) { + gr_log_str(GR_DONT_AUDIT_GOOD, GR_INITF_ACL_MSG, GR_VERSION); + err = -ENOMEM; + goto error; + } + + err = copy_user_acl(args); + free_init_variables(); + if (err) + goto error; + /* the new policy is copied in, with the old policy available via saved_state + first go through applying roles, making sure to preserve special roles + then apply new subjects, making sure to preserve inherited and nested subjects, + though currently only inherited subjects will be preserved + */ + err = stop_machine(gracl_reload_apply_policies, &new_reload_state, NULL); + if (err) + goto error; + + /* we've now applied the new policy, so restore the old policy state to free it */ + polstate = &new_reload_state.oldpolicy; + current_alloc_state = &new_reload_state.oldalloc; + free_variables(true); + + /* oldpolicy/oldalloc_ptr point to the new policy/alloc states as they were copied + to running_polstate/current_alloc_state inside stop_machine + */ + err = 0; + goto out; +error: + /* on error of loading the new policy, we'll just keep the previous + policy set around + */ + free_variables(true); + + /* doesn't affect runtime, but maintains consistent state */ +out: + polstate = new_reload_state.oldpolicy_ptr; + current_alloc_state = new_reload_state.oldalloc_ptr; + + return err; +} + +static int +gracl_init(struct gr_arg *args) +{ + int error = 0; + + memcpy(gr_system_salt, args->salt, GR_SALT_LEN); + memcpy(gr_system_sum, args->sum, GR_SHA_LEN); + + if (init_variables(args, false)) { + gr_log_str(GR_DONT_AUDIT_GOOD, GR_INITF_ACL_MSG, GR_VERSION); + error = -ENOMEM; + goto out; + } + + error = copy_user_acl(args); + free_init_variables(); + if (error) + goto out; + + error = gr_set_acls(0); + if (error) + goto out; + + gr_enable_rbac_system(); + + return 0; + +out: + free_variables(false); + return error; +} + +static int +lookup_special_role_auth(__u16 mode, const char *rolename, unsigned char **salt, + unsigned char **sum) +{ + struct acl_role_label *r; + struct role_allowed_ip *ipp; + struct role_transition *trans; + unsigned int i; + int found = 0; + u32 curr_ip = current->signal->curr_ip; + + current->signal->saved_ip = curr_ip; + + /* check transition table */ + + for (trans = current->role->transitions; trans; trans = trans->next) { + if (!strcmp(rolename, trans->rolename)) { + found = 1; + break; + } + } + + if (!found) + return 0; + + /* handle special roles that do not require authentication + and check ip */ + + FOR_EACH_ROLE_START(r) + if (!strcmp(rolename, r->rolename) && + (r->roletype & GR_ROLE_SPECIAL)) { + found = 0; + if (r->allowed_ips != NULL) { + for (ipp = r->allowed_ips; ipp; ipp = ipp->next) { + if ((ntohl(curr_ip) & ipp->netmask) == + (ntohl(ipp->addr) & ipp->netmask)) + found = 1; + } + } else + found = 2; + if (!found) + return 0; + + if (((mode == GR_SPROLE) && (r->roletype & GR_ROLE_NOPW)) || + ((mode == GR_SPROLEPAM) && (r->roletype & GR_ROLE_PAM))) { + *salt = NULL; + *sum = NULL; + return 1; + } + } + FOR_EACH_ROLE_END(r) + + for (i = 0; i < polstate->num_sprole_pws; i++) { + if (!strcmp(rolename, polstate->acl_special_roles[i]->rolename)) { + *salt = polstate->acl_special_roles[i]->salt; + *sum = polstate->acl_special_roles[i]->sum; + return 1; + } + } + + return 0; +} + +int gr_check_secure_terminal(struct task_struct *task) +{ + struct task_struct *p, *p2, *p3; + struct files_struct *files; + struct fdtable *fdt; + struct file *our_file = NULL, *file; + struct inode *our_inode = NULL; + int i; + + if (task->signal->tty == NULL) + return 1; + + files = get_files_struct(task); + if (files != NULL) { + rcu_read_lock(); + fdt = files_fdtable(files); + for (i=0; i < fdt->max_fds; i++) { + file = fcheck_files(files, i); + if (file && (our_file == NULL) && (file->private_data == task->signal->tty)) { + get_file(file); + our_file = file; + } + } + rcu_read_unlock(); + put_files_struct(files); + } + + if (our_file == NULL) + return 1; + + our_inode = d_backing_inode(our_file->f_path.dentry); + + read_lock(&tasklist_lock); + do_each_thread(p2, p) { + files = get_files_struct(p); + if (files == NULL || + (p->signal && p->signal->tty == task->signal->tty)) { + if (files != NULL) + put_files_struct(files); + continue; + } + rcu_read_lock(); + fdt = files_fdtable(files); + for (i=0; i < fdt->max_fds; i++) { + struct inode *inode = NULL; + file = fcheck_files(files, i); + if (file) + inode = d_backing_inode(file->f_path.dentry); + if (inode && S_ISCHR(inode->i_mode) && inode->i_rdev == our_inode->i_rdev) { + p3 = task; + while (task_pid_nr(p3) > 0) { + if (p3 == p) + break; + p3 = p3->real_parent; + } + if (p3 == p) + break; + gr_log_ttysniff(GR_DONT_AUDIT_GOOD, GR_TTYSNIFF_ACL_MSG, p); + gr_handle_alertkill(p); + rcu_read_unlock(); + put_files_struct(files); + read_unlock(&tasklist_lock); + fput(our_file); + return 0; + } + } + rcu_read_unlock(); + put_files_struct(files); + } while_each_thread(p2, p); + read_unlock(&tasklist_lock); + + fput(our_file); + return 1; +} + +ssize_t +write_grsec_handler(struct file *file, const char __user * buf, size_t count, loff_t *ppos) +{ + struct gr_arg_wrapper uwrap; + unsigned char *sprole_salt = NULL; + unsigned char *sprole_sum = NULL; + int error = 0; + int error2 = 0; + size_t req_count = 0; + unsigned char oldmode = 0; + + mutex_lock(&gr_dev_mutex); + + if (gr_acl_is_enabled() && !(current->acl->mode & GR_KERNELAUTH)) { + error = -EPERM; + goto out; + } + +#ifdef CONFIG_COMPAT + pax_open_kernel(); + if (is_compat_task()) { + copy_gr_arg_wrapper = ©_gr_arg_wrapper_compat; + copy_gr_arg = ©_gr_arg_compat; + copy_acl_object_label = ©_acl_object_label_compat; + copy_acl_subject_label = ©_acl_subject_label_compat; + copy_acl_role_label = ©_acl_role_label_compat; + copy_acl_ip_label = ©_acl_ip_label_compat; + copy_role_allowed_ip = ©_role_allowed_ip_compat; + copy_role_transition = ©_role_transition_compat; + copy_sprole_pw = ©_sprole_pw_compat; + copy_gr_hash_struct = ©_gr_hash_struct_compat; + copy_pointer_from_array = ©_pointer_from_array_compat; + get_gr_arg_wrapper_size = &get_gr_arg_wrapper_size_compat; + } else { + copy_gr_arg_wrapper = ©_gr_arg_wrapper_normal; + copy_gr_arg = ©_gr_arg_normal; + copy_acl_object_label = ©_acl_object_label_normal; + copy_acl_subject_label = ©_acl_subject_label_normal; + copy_acl_role_label = ©_acl_role_label_normal; + copy_acl_ip_label = ©_acl_ip_label_normal; + copy_role_allowed_ip = ©_role_allowed_ip_normal; + copy_role_transition = ©_role_transition_normal; + copy_sprole_pw = ©_sprole_pw_normal; + copy_gr_hash_struct = ©_gr_hash_struct_normal; + copy_pointer_from_array = ©_pointer_from_array_normal; + get_gr_arg_wrapper_size = &get_gr_arg_wrapper_size_normal; + } + pax_close_kernel(); +#endif + + req_count = get_gr_arg_wrapper_size(); + + if (count != req_count) { + gr_log_int_int(GR_DONT_AUDIT_GOOD, GR_DEV_ACL_MSG, (int)count, (int)req_count); + error = -EINVAL; + goto out; + } + + + if (gr_auth_expires && time_after_eq(get_seconds(), gr_auth_expires)) { + gr_auth_expires = 0; + gr_auth_attempts = 0; + } + + error = copy_gr_arg_wrapper(buf, &uwrap); + if (error) + goto out; + + error = copy_gr_arg(uwrap.arg, gr_usermode); + if (error) + goto out; + + if (gr_usermode->mode != GR_SPROLE && gr_usermode->mode != GR_SPROLEPAM && + gr_auth_attempts >= CONFIG_GRKERNSEC_ACL_MAXTRIES && + time_after(gr_auth_expires, get_seconds())) { + error = -EBUSY; + goto out; + } + + /* if non-root trying to do anything other than use a special role, + do not attempt authentication, do not count towards authentication + locking + */ + + if (gr_usermode->mode != GR_SPROLE && gr_usermode->mode != GR_STATUS && + gr_usermode->mode != GR_UNSPROLE && gr_usermode->mode != GR_SPROLEPAM && + gr_is_global_nonroot(current_uid())) { + error = -EPERM; + goto out; + } + + /* ensure pw and special role name are null terminated */ + + gr_usermode->pw[GR_PW_LEN - 1] = '\0'; + gr_usermode->sp_role[GR_SPROLE_LEN - 1] = '\0'; + + /* Okay. + * We have our enough of the argument structure..(we have yet + * to copy_from_user the tables themselves) . Copy the tables + * only if we need them, i.e. for loading operations. */ + + switch (gr_usermode->mode) { + case GR_STATUS: + if (gr_acl_is_enabled()) { + error = 1; + if (!gr_check_secure_terminal(current)) + error = 3; + } else + error = 2; + goto out; + case GR_SHUTDOWN: + if (gr_acl_is_enabled() && !(chkpw(gr_usermode, gr_system_salt, gr_system_sum))) { + stop_machine(gr_rbac_disable, NULL, NULL); + free_variables(false); + memset(gr_usermode, 0, sizeof(struct gr_arg)); + memset(gr_system_salt, 0, GR_SALT_LEN); + memset(gr_system_sum, 0, GR_SHA_LEN); + gr_log_noargs(GR_DONT_AUDIT_GOOD, GR_SHUTS_ACL_MSG); + } else if (gr_acl_is_enabled()) { + gr_log_noargs(GR_DONT_AUDIT, GR_SHUTF_ACL_MSG); + error = -EPERM; + } else { + gr_log_noargs(GR_DONT_AUDIT_GOOD, GR_SHUTI_ACL_MSG); + error = -EAGAIN; + } + break; + case GR_ENABLE: + if (!gr_acl_is_enabled() && !(error2 = gracl_init(gr_usermode))) + gr_log_str(GR_DONT_AUDIT_GOOD, GR_ENABLE_ACL_MSG, GR_VERSION); + else { + if (gr_acl_is_enabled()) + error = -EAGAIN; + else + error = error2; + gr_log_str(GR_DONT_AUDIT, GR_ENABLEF_ACL_MSG, GR_VERSION); + } + break; + case GR_OLDRELOAD: + oldmode = 1; + case GR_RELOAD: + if (!gr_acl_is_enabled()) { + gr_log_str(GR_DONT_AUDIT_GOOD, GR_RELOADI_ACL_MSG, GR_VERSION); + error = -EAGAIN; + } else if (!(chkpw(gr_usermode, gr_system_salt, gr_system_sum))) { + error2 = gracl_reload(gr_usermode, oldmode); + if (!error2) + gr_log_str(GR_DONT_AUDIT_GOOD, GR_RELOAD_ACL_MSG, GR_VERSION); + else { + gr_log_str(GR_DONT_AUDIT, GR_RELOADF_ACL_MSG, GR_VERSION); + error = error2; + } + } else { + gr_log_str(GR_DONT_AUDIT, GR_RELOADF_ACL_MSG, GR_VERSION); + error = -EPERM; + } + break; + case GR_SEGVMOD: + if (unlikely(!gr_acl_is_enabled())) { + gr_log_noargs(GR_DONT_AUDIT_GOOD, GR_SEGVMODI_ACL_MSG); + error = -EAGAIN; + break; + } + + if (!(chkpw(gr_usermode, gr_system_salt, gr_system_sum))) { + gr_log_noargs(GR_DONT_AUDIT_GOOD, GR_SEGVMODS_ACL_MSG); + if (gr_usermode->segv_device && gr_usermode->segv_inode) { + struct acl_subject_label *segvacl; + segvacl = + lookup_acl_subj_label(gr_usermode->segv_inode, + gr_usermode->segv_device, + current->role); + if (segvacl) { + segvacl->crashes = 0; + segvacl->expires = 0; + } + } else if (gr_find_uid(gr_usermode->segv_uid) >= 0) { + gr_remove_uid(gr_usermode->segv_uid); + } + } else { + gr_log_noargs(GR_DONT_AUDIT, GR_SEGVMODF_ACL_MSG); + error = -EPERM; + } + break; + case GR_SPROLE: + case GR_SPROLEPAM: + if (unlikely(!gr_acl_is_enabled())) { + gr_log_noargs(GR_DONT_AUDIT_GOOD, GR_SPROLEI_ACL_MSG); + error = -EAGAIN; + break; + } + + if (current->role->expires && time_after_eq(get_seconds(), current->role->expires)) { + current->role->expires = 0; + current->role->auth_attempts = 0; + } + + if (current->role->auth_attempts >= CONFIG_GRKERNSEC_ACL_MAXTRIES && + time_after(current->role->expires, get_seconds())) { + error = -EBUSY; + goto out; + } + + if (lookup_special_role_auth + (gr_usermode->mode, gr_usermode->sp_role, &sprole_salt, &sprole_sum) + && ((!sprole_salt && !sprole_sum) + || !(chkpw(gr_usermode, sprole_salt, sprole_sum)))) { + char *p = ""; + assign_special_role(gr_usermode->sp_role); + read_lock(&tasklist_lock); + if (current->real_parent) + p = current->real_parent->role->rolename; + read_unlock(&tasklist_lock); + gr_log_str_int(GR_DONT_AUDIT_GOOD, GR_SPROLES_ACL_MSG, + p, acl_sp_role_value); + } else { + gr_log_str(GR_DONT_AUDIT, GR_SPROLEF_ACL_MSG, gr_usermode->sp_role); + error = -EPERM; + if(!(current->role->auth_attempts++)) + current->role->expires = get_seconds() + CONFIG_GRKERNSEC_ACL_TIMEOUT; + + goto out; + } + break; + case GR_UNSPROLE: + if (unlikely(!gr_acl_is_enabled())) { + gr_log_noargs(GR_DONT_AUDIT_GOOD, GR_UNSPROLEI_ACL_MSG); + error = -EAGAIN; + break; + } + + if (current->role->roletype & GR_ROLE_SPECIAL) { + char *p = ""; + int i = 0; + + read_lock(&tasklist_lock); + if (current->real_parent) { + p = current->real_parent->role->rolename; + i = current->real_parent->acl_role_id; + } + read_unlock(&tasklist_lock); + + gr_log_str_int(GR_DONT_AUDIT_GOOD, GR_UNSPROLES_ACL_MSG, p, i); + gr_set_acls(1); + } else { + error = -EPERM; + goto out; + } + break; + default: + gr_log_int(GR_DONT_AUDIT, GR_INVMODE_ACL_MSG, gr_usermode->mode); + error = -EINVAL; + break; + } + + if (error != -EPERM) + goto out; + + if(!(gr_auth_attempts++)) + gr_auth_expires = get_seconds() + CONFIG_GRKERNSEC_ACL_TIMEOUT; + + out: + mutex_unlock(&gr_dev_mutex); + + if (!error) + error = req_count; + + return error; +} + +int +gr_set_acls(const int type) +{ + struct task_struct *task, *task2; + struct acl_role_label *role = current->role; + struct acl_subject_label *subj; + __u16 acl_role_id = current->acl_role_id; + const struct cred *cred; + int ret; + + rcu_read_lock(); + read_lock(&tasklist_lock); + read_lock(&grsec_exec_file_lock); + do_each_thread(task2, task) { + /* check to see if we're called from the exit handler, + if so, only replace ACLs that have inherited the admin + ACL */ + + if (type && (task->role != role || + task->acl_role_id != acl_role_id)) + continue; + + task->acl_role_id = 0; + task->acl_sp_role = 0; + task->inherited = 0; + + if (task->exec_file) { + cred = __task_cred(task); + task->role = __lookup_acl_role_label(polstate, task, GR_GLOBAL_UID(cred->uid), GR_GLOBAL_GID(cred->gid)); + subj = __gr_get_subject_for_task(polstate, task, NULL, 1); + if (subj == NULL) { + ret = -EINVAL; + read_unlock(&grsec_exec_file_lock); + read_unlock(&tasklist_lock); + rcu_read_unlock(); + gr_log_str_int(GR_DONT_AUDIT_GOOD, GR_DEFACL_MSG, task->comm, task_pid_nr(task)); + return ret; + } + __gr_apply_subject_to_task(polstate, task, subj); + } else { + // it's a kernel process + task->role = polstate->kernel_role; + task->acl = polstate->kernel_role->root_label; +#ifdef CONFIG_GRKERNSEC_ACL_HIDEKERN + task->acl->mode &= ~GR_PROCFIND; +#endif + } + } while_each_thread(task2, task); + read_unlock(&grsec_exec_file_lock); + read_unlock(&tasklist_lock); + rcu_read_unlock(); + + return 0; +} diff --git a/grsecurity/gracl_res.c b/grsecurity/gracl_res.c new file mode 100644 index 0000000..39645c9 --- /dev/null +++ b/grsecurity/gracl_res.c @@ -0,0 +1,68 @@ +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/gracl.h> +#include <linux/grinternal.h> + +static const char *restab_log[] = { + [RLIMIT_CPU] = "RLIMIT_CPU", + [RLIMIT_FSIZE] = "RLIMIT_FSIZE", + [RLIMIT_DATA] = "RLIMIT_DATA", + [RLIMIT_STACK] = "RLIMIT_STACK", + [RLIMIT_CORE] = "RLIMIT_CORE", + [RLIMIT_RSS] = "RLIMIT_RSS", + [RLIMIT_NPROC] = "RLIMIT_NPROC", + [RLIMIT_NOFILE] = "RLIMIT_NOFILE", + [RLIMIT_MEMLOCK] = "RLIMIT_MEMLOCK", + [RLIMIT_AS] = "RLIMIT_AS", + [RLIMIT_LOCKS] = "RLIMIT_LOCKS", + [RLIMIT_SIGPENDING] = "RLIMIT_SIGPENDING", + [RLIMIT_MSGQUEUE] = "RLIMIT_MSGQUEUE", + [RLIMIT_NICE] = "RLIMIT_NICE", + [RLIMIT_RTPRIO] = "RLIMIT_RTPRIO", + [RLIMIT_RTTIME] = "RLIMIT_RTTIME", + [GR_CRASH_RES] = "RLIMIT_CRASH" +}; + +void +gr_log_resource(const struct task_struct *task, + const int res, const unsigned long wanted, const int gt) +{ + const struct cred *cred; + unsigned long rlim; + + if (!gr_acl_is_enabled() && !grsec_resource_logging) + return; + + // not yet supported resource + if (unlikely(!restab_log[res])) + return; + + if (res == RLIMIT_CPU || res == RLIMIT_RTTIME) + rlim = task_rlimit_max(task, res); + else + rlim = task_rlimit(task, res); + + if (likely((rlim == RLIM_INFINITY) || (gt && wanted <= rlim) || (!gt && wanted < rlim))) + return; + + rcu_read_lock(); + cred = __task_cred(task); + + if (res == RLIMIT_NPROC && + (cap_raised(cred->cap_effective, CAP_SYS_ADMIN) || + cap_raised(cred->cap_effective, CAP_SYS_RESOURCE))) + goto out_rcu_unlock; + else if (res == RLIMIT_MEMLOCK && + cap_raised(cred->cap_effective, CAP_IPC_LOCK)) + goto out_rcu_unlock; + else if (res == RLIMIT_NICE && cap_raised(cred->cap_effective, CAP_SYS_NICE)) + goto out_rcu_unlock; + rcu_read_unlock(); + + gr_log_res_ulong2_str(GR_DONT_AUDIT, GR_RESOURCE_MSG, task, wanted, restab_log[res], rlim); + + return; +out_rcu_unlock: + rcu_read_unlock(); + return; +} diff --git a/grsecurity/gracl_segv.c b/grsecurity/gracl_segv.c new file mode 100644 index 0000000..21646aa --- /dev/null +++ b/grsecurity/gracl_segv.c @@ -0,0 +1,304 @@ +#include <linux/kernel.h> +#include <linux/mm.h> +#include <asm/uaccess.h> +#include <asm/errno.h> +#include <asm/mman.h> +#include <net/sock.h> +#include <linux/file.h> +#include <linux/fs.h> +#include <linux/net.h> +#include <linux/in.h> +#include <linux/slab.h> +#include <linux/types.h> +#include <linux/sched.h> +#include <linux/timer.h> +#include <linux/gracl.h> +#include <linux/grsecurity.h> +#include <linux/grinternal.h> +#if defined(CONFIG_BTRFS_FS) || defined(CONFIG_BTRFS_FS_MODULE) +#include <linux/magic.h> +#include <linux/pagemap.h> +#include "../fs/btrfs/async-thread.h" +#include "../fs/btrfs/ctree.h" +#include "../fs/btrfs/btrfs_inode.h" +#endif + +static struct crash_uid *uid_set; +static unsigned short uid_used; +static DEFINE_SPINLOCK(gr_uid_lock); +extern rwlock_t gr_inode_lock; +extern struct acl_subject_label * + lookup_acl_subj_label(const u64 inode, const dev_t dev, + struct acl_role_label *role); + +int +gr_init_uidset(void) +{ + uid_set = + kmalloc(GR_UIDTABLE_MAX * sizeof (struct crash_uid), GFP_KERNEL); + uid_used = 0; + + return uid_set ? 1 : 0; +} + +void +gr_free_uidset(void) +{ + if (uid_set) { + struct crash_uid *tmpset; + spin_lock(&gr_uid_lock); + tmpset = uid_set; + uid_set = NULL; + uid_used = 0; + spin_unlock(&gr_uid_lock); + if (tmpset) + kfree(tmpset); + } + + return; +} + +int +gr_find_uid(const uid_t uid) +{ + struct crash_uid *tmp = uid_set; + uid_t buid; + int low = 0, high = uid_used - 1, mid; + + while (high >= low) { + mid = (low + high) >> 1; + buid = tmp[mid].uid; + if (buid == uid) + return mid; + if (buid > uid) + high = mid - 1; + if (buid < uid) + low = mid + 1; + } + + return -1; +} + +static void +gr_insertsort(void) +{ + unsigned short i, j; + struct crash_uid index; + + for (i = 1; i < uid_used; i++) { + index = uid_set[i]; + j = i; + while ((j > 0) && uid_set[j - 1].uid > index.uid) { + uid_set[j] = uid_set[j - 1]; + j--; + } + uid_set[j] = index; + } + + return; +} + +static void +gr_insert_uid(const kuid_t kuid, const unsigned long expires) +{ + int loc; + uid_t uid = GR_GLOBAL_UID(kuid); + + if (uid_used == GR_UIDTABLE_MAX) + return; + + loc = gr_find_uid(uid); + + if (loc >= 0) { + uid_set[loc].expires = expires; + return; + } + + uid_set[uid_used].uid = uid; + uid_set[uid_used].expires = expires; + uid_used++; + + gr_insertsort(); + + return; +} + +void +gr_remove_uid(const unsigned short loc) +{ + unsigned short i; + + for (i = loc + 1; i < uid_used; i++) + uid_set[i - 1] = uid_set[i]; + + uid_used--; + + return; +} + +int +gr_check_crash_uid(const kuid_t kuid) +{ + int loc; + int ret = 0; + uid_t uid; + + if (unlikely(!gr_acl_is_enabled())) + return 0; + + uid = GR_GLOBAL_UID(kuid); + + spin_lock(&gr_uid_lock); + loc = gr_find_uid(uid); + + if (loc < 0) + goto out_unlock; + + if (time_before_eq(uid_set[loc].expires, get_seconds())) + gr_remove_uid(loc); + else + ret = 1; + +out_unlock: + spin_unlock(&gr_uid_lock); + return ret; +} + +static int +proc_is_setxid(const struct cred *cred) +{ + if (!uid_eq(cred->uid, cred->euid) || !uid_eq(cred->uid, cred->suid) || + !uid_eq(cred->uid, cred->fsuid)) + return 1; + if (!gid_eq(cred->gid, cred->egid) || !gid_eq(cred->gid, cred->sgid) || + !gid_eq(cred->gid, cred->fsgid)) + return 1; + + return 0; +} + +extern int gr_fake_force_sig(int sig, struct task_struct *t); + +void +gr_handle_crash(struct task_struct *task, const int sig) +{ + struct acl_subject_label *curr; + struct task_struct *tsk, *tsk2; + const struct cred *cred; + const struct cred *cred2; + + if (sig != SIGSEGV && sig != SIGKILL && sig != SIGBUS && sig != SIGILL) + return; + + if (unlikely(!gr_acl_is_enabled())) + return; + + curr = task->acl; + + if (!(curr->resmask & (1U << GR_CRASH_RES))) + return; + + if (time_before_eq(curr->expires, get_seconds())) { + curr->expires = 0; + curr->crashes = 0; + } + + curr->crashes++; + + if (!curr->expires) + curr->expires = get_seconds() + curr->res[GR_CRASH_RES].rlim_max; + + if ((curr->crashes >= curr->res[GR_CRASH_RES].rlim_cur) && + time_after(curr->expires, get_seconds())) { + rcu_read_lock(); + cred = __task_cred(task); + if (gr_is_global_nonroot(cred->uid) && proc_is_setxid(cred)) { + gr_log_crash1(GR_DONT_AUDIT, GR_SEGVSTART_ACL_MSG, task, curr->res[GR_CRASH_RES].rlim_max); + spin_lock(&gr_uid_lock); + gr_insert_uid(cred->uid, curr->expires); + spin_unlock(&gr_uid_lock); + curr->expires = 0; + curr->crashes = 0; + read_lock(&tasklist_lock); + do_each_thread(tsk2, tsk) { + cred2 = __task_cred(tsk); + if (tsk != task && uid_eq(cred2->uid, cred->uid)) + gr_fake_force_sig(SIGKILL, tsk); + } while_each_thread(tsk2, tsk); + read_unlock(&tasklist_lock); + } else { + gr_log_crash2(GR_DONT_AUDIT, GR_SEGVNOSUID_ACL_MSG, task, curr->res[GR_CRASH_RES].rlim_max); + read_lock(&tasklist_lock); + read_lock(&grsec_exec_file_lock); + do_each_thread(tsk2, tsk) { + if (likely(tsk != task)) { + // if this thread has the same subject as the one that triggered + // RES_CRASH and it's the same binary, kill it + if (tsk->acl == task->acl && gr_is_same_file(tsk->exec_file, task->exec_file)) + gr_fake_force_sig(SIGKILL, tsk); + } + } while_each_thread(tsk2, tsk); + read_unlock(&grsec_exec_file_lock); + read_unlock(&tasklist_lock); + } + rcu_read_unlock(); + } + + return; +} + +int +gr_check_crash_exec(const struct file *filp) +{ + struct acl_subject_label *curr; + struct dentry *dentry; + + if (unlikely(!gr_acl_is_enabled())) + return 0; + + read_lock(&gr_inode_lock); + dentry = filp->f_path.dentry; + curr = lookup_acl_subj_label(gr_get_ino_from_dentry(dentry), gr_get_dev_from_dentry(dentry), + current->role); + read_unlock(&gr_inode_lock); + + if (!curr || !(curr->resmask & (1U << GR_CRASH_RES)) || + (!curr->crashes && !curr->expires)) + return 0; + + if ((curr->crashes >= curr->res[GR_CRASH_RES].rlim_cur) && + time_after(curr->expires, get_seconds())) + return 1; + else if (time_before_eq(curr->expires, get_seconds())) { + curr->crashes = 0; + curr->expires = 0; + } + + return 0; +} + +void +gr_handle_alertkill(struct task_struct *task) +{ + struct acl_subject_label *curracl; + __u32 curr_ip; + struct task_struct *p, *p2; + + if (unlikely(!gr_acl_is_enabled())) + return; + + curracl = task->acl; + curr_ip = task->signal->curr_ip; + + if ((curracl->mode & GR_KILLIPPROC) && curr_ip) { + read_lock(&tasklist_lock); + do_each_thread(p2, p) { + if (p->signal->curr_ip == curr_ip) + gr_fake_force_sig(SIGKILL, p); + } while_each_thread(p2, p); + read_unlock(&tasklist_lock); + } else if (curracl->mode & GR_KILLPROC) + gr_fake_force_sig(SIGKILL, task); + + return; +} diff --git a/grsecurity/gracl_shm.c b/grsecurity/gracl_shm.c new file mode 100644 index 0000000..6b0c9cc --- /dev/null +++ b/grsecurity/gracl_shm.c @@ -0,0 +1,40 @@ +#include <linux/kernel.h> +#include <linux/mm.h> +#include <linux/sched.h> +#include <linux/file.h> +#include <linux/ipc.h> +#include <linux/gracl.h> +#include <linux/grsecurity.h> +#include <linux/grinternal.h> + +int +gr_handle_shmat(const pid_t shm_cprid, const pid_t shm_lapid, + const u64 shm_createtime, const kuid_t cuid, const int shmid) +{ + struct task_struct *task; + + if (!gr_acl_is_enabled()) + return 1; + + rcu_read_lock(); + read_lock(&tasklist_lock); + + task = find_task_by_vpid(shm_cprid); + + if (unlikely(!task)) + task = find_task_by_vpid(shm_lapid); + + if (unlikely(task && (time_before_eq64(task->start_time, shm_createtime) || + (task_pid_nr(task) == shm_lapid)) && + (task->acl->mode & GR_PROTSHM) && + (task->acl != current->acl))) { + read_unlock(&tasklist_lock); + rcu_read_unlock(); + gr_log_int3(GR_DONT_AUDIT, GR_SHMAT_ACL_MSG, GR_GLOBAL_UID(cuid), shm_cprid, shmid); + return 0; + } + read_unlock(&tasklist_lock); + rcu_read_unlock(); + + return 1; +} diff --git a/grsecurity/grsec_chdir.c b/grsecurity/grsec_chdir.c new file mode 100644 index 0000000..bc0be01 --- /dev/null +++ b/grsecurity/grsec_chdir.c @@ -0,0 +1,19 @@ +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/fs.h> +#include <linux/file.h> +#include <linux/grsecurity.h> +#include <linux/grinternal.h> + +void +gr_log_chdir(const struct dentry *dentry, const struct vfsmount *mnt) +{ +#ifdef CONFIG_GRKERNSEC_AUDIT_CHDIR + if ((grsec_enable_chdir && grsec_enable_group && + in_group_p(grsec_audit_gid)) || (grsec_enable_chdir && + !grsec_enable_group)) { + gr_log_fs_generic(GR_DO_AUDIT, GR_CHDIR_AUDIT_MSG, dentry, mnt); + } +#endif + return; +} diff --git a/grsecurity/grsec_chroot.c b/grsecurity/grsec_chroot.c new file mode 100644 index 0000000..652ab45 --- /dev/null +++ b/grsecurity/grsec_chroot.c @@ -0,0 +1,467 @@ +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/sched.h> +#include <linux/file.h> +#include <linux/fs.h> +#include <linux/mount.h> +#include <linux/types.h> +#include "../fs/mount.h" +#include <linux/grsecurity.h> +#include <linux/grinternal.h> + +#ifdef CONFIG_GRKERNSEC_CHROOT_INITRD +int gr_init_ran; +#endif + +void gr_inc_chroot_refcnts(struct dentry *dentry, struct vfsmount *mnt) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_RENAME + struct dentry *tmpd = dentry; + + read_seqlock_excl(&mount_lock); + write_seqlock(&rename_lock); + + while (tmpd != mnt->mnt_root) { + atomic_inc(&tmpd->chroot_refcnt); + tmpd = tmpd->d_parent; + } + atomic_inc(&tmpd->chroot_refcnt); + + write_sequnlock(&rename_lock); + read_sequnlock_excl(&mount_lock); +#endif +} + +void gr_dec_chroot_refcnts(struct dentry *dentry, struct vfsmount *mnt) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_RENAME + struct dentry *tmpd = dentry; + + read_seqlock_excl(&mount_lock); + write_seqlock(&rename_lock); + + while (tmpd != mnt->mnt_root) { + atomic_dec(&tmpd->chroot_refcnt); + tmpd = tmpd->d_parent; + } + atomic_dec(&tmpd->chroot_refcnt); + + write_sequnlock(&rename_lock); + read_sequnlock_excl(&mount_lock); +#endif +} + +#ifdef CONFIG_GRKERNSEC_CHROOT_RENAME +static struct dentry *get_closest_chroot(struct dentry *dentry) +{ + write_seqlock(&rename_lock); + do { + if (atomic_read(&dentry->chroot_refcnt)) { + write_sequnlock(&rename_lock); + return dentry; + } + dentry = dentry->d_parent; + } while (!IS_ROOT(dentry)); + write_sequnlock(&rename_lock); + return NULL; +} +#endif + +int gr_bad_chroot_rename(struct dentry *olddentry, struct vfsmount *oldmnt, + struct dentry *newdentry, struct vfsmount *newmnt) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_RENAME + struct dentry *chroot; + + if (unlikely(!grsec_enable_chroot_rename)) + return 0; + + if (likely(!proc_is_chrooted(current) && gr_is_global_root(current_uid()))) + return 0; + + chroot = get_closest_chroot(olddentry); + + if (chroot == NULL) + return 0; + + if (is_subdir(newdentry, chroot)) + return 0; + + gr_log_fs_generic(GR_DONT_AUDIT, GR_CHROOT_RENAME_MSG, olddentry, oldmnt); + + return 1; +#else + return 0; +#endif +} + +void gr_set_chroot_entries(struct task_struct *task, const struct path *path) +{ +#ifdef CONFIG_GRKERNSEC + if (task_pid_nr(task) > 1 && path->dentry != init_task.fs->root.dentry && + path->dentry != task->nsproxy->mnt_ns->root->mnt.mnt_root +#ifdef CONFIG_GRKERNSEC_CHROOT_INITRD + && gr_init_ran +#endif + ) + task->gr_is_chrooted = 1; + else { +#ifdef CONFIG_GRKERNSEC_CHROOT_INITRD + if (task_pid_nr(task) == 1 && !gr_init_ran) + gr_init_ran = 1; +#endif + task->gr_is_chrooted = 0; + } + + task->gr_chroot_dentry = path->dentry; +#endif + return; +} + +void gr_clear_chroot_entries(struct task_struct *task) +{ +#ifdef CONFIG_GRKERNSEC + task->gr_is_chrooted = 0; + task->gr_chroot_dentry = NULL; +#endif + return; +} + +int +gr_handle_chroot_unix(const pid_t pid) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_UNIX + struct task_struct *p; + + if (unlikely(!grsec_enable_chroot_unix)) + return 1; + + if (likely(!proc_is_chrooted(current))) + return 1; + + rcu_read_lock(); + read_lock(&tasklist_lock); + p = find_task_by_vpid_unrestricted(pid); + if (unlikely(p && !have_same_root(current, p))) { + read_unlock(&tasklist_lock); + rcu_read_unlock(); + gr_log_noargs(GR_DONT_AUDIT, GR_UNIX_CHROOT_MSG); + return 0; + } + read_unlock(&tasklist_lock); + rcu_read_unlock(); +#endif + return 1; +} + +int +gr_handle_chroot_nice(void) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_NICE + if (grsec_enable_chroot_nice && proc_is_chrooted(current)) { + gr_log_noargs(GR_DONT_AUDIT, GR_NICE_CHROOT_MSG); + return -EPERM; + } +#endif + return 0; +} + +int +gr_handle_chroot_setpriority(struct task_struct *p, const int niceval) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_NICE + if (grsec_enable_chroot_nice && (niceval < task_nice(p)) + && proc_is_chrooted(current)) { + gr_log_str_int(GR_DONT_AUDIT, GR_PRIORITY_CHROOT_MSG, p->comm, task_pid_nr(p)); + return -EACCES; + } +#endif + return 0; +} + +int +gr_handle_chroot_fowner(struct pid *pid, enum pid_type type) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_FINDTASK + struct task_struct *p; + int ret = 0; + if (!grsec_enable_chroot_findtask || !proc_is_chrooted(current) || !pid) + return ret; + + read_lock(&tasklist_lock); + do_each_pid_task(pid, type, p) { + if (!have_same_root(current, p)) { + ret = 1; + goto out; + } + } while_each_pid_task(pid, type, p); +out: + read_unlock(&tasklist_lock); + return ret; +#endif + return 0; +} + +int +gr_pid_is_chrooted(struct task_struct *p) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_FINDTASK + if (!grsec_enable_chroot_findtask || !proc_is_chrooted(current) || p == NULL) + return 0; + + if ((p->exit_state & (EXIT_ZOMBIE | EXIT_DEAD)) || + !have_same_root(current, p)) { + return 1; + } +#endif + return 0; +} + +EXPORT_SYMBOL_GPL(gr_pid_is_chrooted); + +#if defined(CONFIG_GRKERNSEC_CHROOT_DOUBLE) || defined(CONFIG_GRKERNSEC_CHROOT_FCHDIR) +int gr_is_outside_chroot(const struct dentry *u_dentry, const struct vfsmount *u_mnt) +{ + struct path path, currentroot; + int ret = 0; + + path.dentry = (struct dentry *)u_dentry; + path.mnt = (struct vfsmount *)u_mnt; + get_fs_root(current->fs, ¤troot); + if (path_is_under(&path, ¤troot)) + ret = 1; + path_put(¤troot); + + return ret; +} +#endif + +int +gr_chroot_fchdir(struct dentry *u_dentry, struct vfsmount *u_mnt) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_FCHDIR + if (!grsec_enable_chroot_fchdir) + return 1; + + if (!proc_is_chrooted(current)) + return 1; + else if (!gr_is_outside_chroot(u_dentry, u_mnt)) { + gr_log_fs_generic(GR_DONT_AUDIT, GR_CHROOT_FCHDIR_MSG, u_dentry, u_mnt); + return 0; + } +#endif + return 1; +} + +int +gr_chroot_fhandle(void) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_FCHDIR + if (!grsec_enable_chroot_fchdir) + return 1; + + if (!proc_is_chrooted(current)) + return 1; + else { + gr_log_noargs(GR_DONT_AUDIT, GR_CHROOT_FHANDLE_MSG); + return 0; + } +#endif + return 1; +} + +int +gr_chroot_shmat(const pid_t shm_cprid, const pid_t shm_lapid, + const u64 shm_createtime) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_SHMAT + struct task_struct *p; + + if (unlikely(!grsec_enable_chroot_shmat)) + return 1; + + if (likely(!proc_is_chrooted(current))) + return 1; + + rcu_read_lock(); + read_lock(&tasklist_lock); + + if ((p = find_task_by_vpid_unrestricted(shm_cprid))) { + if (time_before_eq64(p->start_time, shm_createtime)) { + if (have_same_root(current, p)) { + goto allow; + } else { + read_unlock(&tasklist_lock); + rcu_read_unlock(); + gr_log_noargs(GR_DONT_AUDIT, GR_SHMAT_CHROOT_MSG); + return 0; + } + } + /* creator exited, pid reuse, fall through to next check */ + } + if ((p = find_task_by_vpid_unrestricted(shm_lapid))) { + if (unlikely(!have_same_root(current, p))) { + read_unlock(&tasklist_lock); + rcu_read_unlock(); + gr_log_noargs(GR_DONT_AUDIT, GR_SHMAT_CHROOT_MSG); + return 0; + } + } + +allow: + read_unlock(&tasklist_lock); + rcu_read_unlock(); +#endif + return 1; +} + +void +gr_log_chroot_exec(const struct dentry *dentry, const struct vfsmount *mnt) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_EXECLOG + if (grsec_enable_chroot_execlog && proc_is_chrooted(current)) + gr_log_fs_generic(GR_DO_AUDIT, GR_EXEC_CHROOT_MSG, dentry, mnt); +#endif + return; +} + +int +gr_handle_chroot_mknod(const struct dentry *dentry, + const struct vfsmount *mnt, const int mode) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_MKNOD + if (grsec_enable_chroot_mknod && !S_ISFIFO(mode) && !S_ISREG(mode) && + proc_is_chrooted(current)) { + gr_log_fs_generic(GR_DONT_AUDIT, GR_MKNOD_CHROOT_MSG, dentry, mnt); + return -EPERM; + } +#endif + return 0; +} + +int +gr_handle_chroot_mount(const struct dentry *dentry, + const struct vfsmount *mnt, const char *dev_name) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_MOUNT + if (grsec_enable_chroot_mount && proc_is_chrooted(current)) { + gr_log_str_fs(GR_DONT_AUDIT, GR_MOUNT_CHROOT_MSG, dev_name ? dev_name : "none", dentry, mnt); + return -EPERM; + } +#endif + return 0; +} + +int +gr_handle_chroot_pivot(void) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_PIVOT + if (grsec_enable_chroot_pivot && proc_is_chrooted(current)) { + gr_log_noargs(GR_DONT_AUDIT, GR_PIVOT_CHROOT_MSG); + return -EPERM; + } +#endif + return 0; +} + +int +gr_handle_chroot_chroot(const struct dentry *dentry, const struct vfsmount *mnt) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_DOUBLE + if (grsec_enable_chroot_double && proc_is_chrooted(current) && + !gr_is_outside_chroot(dentry, mnt)) { + gr_log_fs_generic(GR_DONT_AUDIT, GR_CHROOT_CHROOT_MSG, dentry, mnt); + return -EPERM; + } +#endif + return 0; +} + +extern const char *captab_log[]; +extern int captab_log_entries; + +int +gr_task_chroot_is_capable(const struct task_struct *task, const struct cred *cred, const int cap) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_CAPS + if (grsec_enable_chroot_caps && proc_is_chrooted(task)) { + kernel_cap_t chroot_caps = GR_CHROOT_CAPS; + if (cap_raised(chroot_caps, cap)) { + if (cap_raised(cred->cap_effective, cap) && cap < captab_log_entries) { + gr_log_cap(GR_DONT_AUDIT, GR_CAP_CHROOT_MSG, task, captab_log[cap]); + } + return 0; + } + } +#endif + return 1; +} + +int +gr_chroot_is_capable(const int cap) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_CAPS + return gr_task_chroot_is_capable(current, current_cred(), cap); +#endif + return 1; +} + +int +gr_task_chroot_is_capable_nolog(const struct task_struct *task, const int cap) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_CAPS + if (grsec_enable_chroot_caps && proc_is_chrooted(task)) { + kernel_cap_t chroot_caps = GR_CHROOT_CAPS; + if (cap_raised(chroot_caps, cap)) { + return 0; + } + } +#endif + return 1; +} + +int +gr_chroot_is_capable_nolog(const int cap) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_CAPS + return gr_task_chroot_is_capable_nolog(current, cap); +#endif + return 1; +} + +int +gr_handle_chroot_sysctl(const int op) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_SYSCTL + if (grsec_enable_chroot_sysctl && (op & MAY_WRITE) && + proc_is_chrooted(current)) + return -EACCES; +#endif + return 0; +} + +void +gr_handle_chroot_chdir(const struct path *path) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_CHDIR + if (grsec_enable_chroot_chdir) + set_fs_pwd(current->fs, path); +#endif + return; +} + +int +gr_handle_chroot_chmod(const struct dentry *dentry, + const struct vfsmount *mnt, const int mode) +{ +#ifdef CONFIG_GRKERNSEC_CHROOT_CHMOD + /* allow chmod +s on directories, but not files */ + if (grsec_enable_chroot_chmod && !d_is_dir(dentry) && + ((mode & S_ISUID) || ((mode & (S_ISGID | S_IXGRP)) == (S_ISGID | S_IXGRP))) && + proc_is_chrooted(current)) { + gr_log_fs_generic(GR_DONT_AUDIT, GR_CHMOD_CHROOT_MSG, dentry, mnt); + return -EPERM; + } +#endif + return 0; +} diff --git a/grsecurity/grsec_disabled.c b/grsecurity/grsec_disabled.c new file mode 100644 index 0000000..e723c08 --- /dev/null +++ b/grsecurity/grsec_disabled.c @@ -0,0 +1,445 @@ +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/sched.h> +#include <linux/file.h> +#include <linux/fs.h> +#include <linux/kdev_t.h> +#include <linux/net.h> +#include <linux/in.h> +#include <linux/ip.h> +#include <linux/skbuff.h> +#include <linux/sysctl.h> + +#ifdef CONFIG_PAX_HAVE_ACL_FLAGS +void +pax_set_initial_flags(struct linux_binprm *bprm) +{ + return; +} +#endif + +#ifdef CONFIG_SYSCTL +__u32 +gr_handle_sysctl(const struct ctl_table * table, const int op) +{ + return 0; +} +#endif + +#ifdef CONFIG_TASKSTATS +int gr_is_taskstats_denied(int pid) +{ + return 0; +} +#endif + +int +gr_acl_is_enabled(void) +{ + return 0; +} + +int +gr_learn_cap(const struct task_struct *task, const struct cred *cred, const int cap) +{ + return 0; +} + +void +gr_handle_proc_create(const struct dentry *dentry, const struct inode *inode) +{ + return; +} + +int +gr_handle_rawio(const struct inode *inode) +{ + return 0; +} + +void +gr_acl_handle_psacct(struct task_struct *task, const long code) +{ + return; +} + +int +gr_handle_ptrace(struct task_struct *task, const long request) +{ + return 0; +} + +int +gr_handle_proc_ptrace(struct task_struct *task) +{ + return 0; +} + +int +gr_set_acls(const int type) +{ + return 0; +} + +int +gr_check_hidden_task(const struct task_struct *tsk) +{ + return 0; +} + +int +gr_check_protected_task(const struct task_struct *task) +{ + return 0; +} + +int +gr_check_protected_task_fowner(struct pid *pid, enum pid_type type) +{ + return 0; +} + +void +gr_copy_label(struct task_struct *tsk) +{ + return; +} + +void +gr_set_pax_flags(struct task_struct *task) +{ + return; +} + +int +gr_set_proc_label(const struct dentry *dentry, const struct vfsmount *mnt, + const int unsafe_share) +{ + return 0; +} + +void +gr_handle_delete(const u64 ino, const dev_t dev) +{ + return; +} + +void +gr_handle_create(const struct dentry *dentry, const struct vfsmount *mnt) +{ + return; +} + +void +gr_handle_crash(struct task_struct *task, const int sig) +{ + return; +} + +int +gr_check_crash_exec(const struct file *filp) +{ + return 0; +} + +int +gr_check_crash_uid(const kuid_t uid) +{ + return 0; +} + +void +gr_handle_rename(struct inode *old_dir, struct inode *new_dir, + struct dentry *old_dentry, + struct dentry *new_dentry, + struct vfsmount *mnt, const __u8 replace, unsigned int flags) +{ + return; +} + +int +gr_search_socket(const int family, const int type, const int protocol) +{ + return 1; +} + +int +gr_search_connectbind(const int mode, const struct socket *sock, + const struct sockaddr_in *addr) +{ + return 0; +} + +void +gr_handle_alertkill(struct task_struct *task) +{ + return; +} + +__u32 +gr_acl_handle_execve(const struct dentry * dentry, const struct vfsmount * mnt) +{ + return 1; +} + +__u32 +gr_acl_handle_hidden_file(const struct dentry * dentry, + const struct vfsmount * mnt) +{ + return 1; +} + +__u32 +gr_acl_handle_open(const struct dentry * dentry, const struct vfsmount * mnt, + int acc_mode) +{ + return 1; +} + +__u32 +gr_acl_handle_rmdir(const struct dentry * dentry, const struct vfsmount * mnt) +{ + return 1; +} + +__u32 +gr_acl_handle_unlink(const struct dentry * dentry, const struct vfsmount * mnt) +{ + return 1; +} + +int +gr_acl_handle_mmap(const struct file *file, const unsigned long prot, + unsigned int *vm_flags) +{ + return 1; +} + +__u32 +gr_acl_handle_truncate(const struct dentry * dentry, + const struct vfsmount * mnt) +{ + return 1; +} + +__u32 +gr_acl_handle_utime(const struct dentry * dentry, const struct vfsmount * mnt) +{ + return 1; +} + +__u32 +gr_acl_handle_access(const struct dentry * dentry, + const struct vfsmount * mnt, const int fmode) +{ + return 1; +} + +__u32 +gr_acl_handle_chmod(const struct dentry * dentry, const struct vfsmount * mnt, + umode_t *mode) +{ + return 1; +} + +__u32 +gr_acl_handle_chown(const struct dentry * dentry, const struct vfsmount * mnt) +{ + return 1; +} + +__u32 +gr_acl_handle_setxattr(const struct dentry * dentry, const struct vfsmount * mnt) +{ + return 1; +} + +__u32 +gr_acl_handle_removexattr(const struct dentry * dentry, const struct vfsmount * mnt) +{ + return 1; +} + +void +grsecurity_init(void) +{ + return; +} + +umode_t gr_acl_umask(void) +{ + return 0; +} + +__u32 +gr_acl_handle_mknod(const struct dentry * new_dentry, + const struct dentry * parent_dentry, + const struct vfsmount * parent_mnt, + const int mode) +{ + return 1; +} + +__u32 +gr_acl_handle_mkdir(const struct dentry * new_dentry, + const struct dentry * parent_dentry, + const struct vfsmount * parent_mnt) +{ + return 1; +} + +__u32 +gr_acl_handle_symlink(const struct dentry * new_dentry, + const struct dentry * parent_dentry, + const struct vfsmount * parent_mnt, const struct filename *from) +{ + return 1; +} + +__u32 +gr_acl_handle_link(const struct dentry * new_dentry, + const struct dentry * parent_dentry, + const struct vfsmount * parent_mnt, + const struct dentry * old_dentry, + const struct vfsmount * old_mnt, const struct filename *to) +{ + return 1; +} + +int +gr_acl_handle_rename(const struct dentry *new_dentry, + const struct dentry *parent_dentry, + const struct vfsmount *parent_mnt, + const struct dentry *old_dentry, + const struct inode *old_parent_inode, + const struct vfsmount *old_mnt, const struct filename *newname, + unsigned int flags) +{ + return 0; +} + +int +gr_acl_handle_filldir(const struct file *file, const char *name, + const int namelen, const u64 ino) +{ + return 1; +} + +int +gr_handle_shmat(const pid_t shm_cprid, const pid_t shm_lapid, + const u64 shm_createtime, const kuid_t cuid, const int shmid) +{ + return 1; +} + +int +gr_search_bind(const struct socket *sock, const struct sockaddr_in *addr) +{ + return 0; +} + +int +gr_search_accept(const struct socket *sock) +{ + return 0; +} + +int +gr_search_listen(const struct socket *sock) +{ + return 0; +} + +int +gr_search_connect(const struct socket *sock, const struct sockaddr_in *addr) +{ + return 0; +} + +__u32 +gr_acl_handle_unix(const struct dentry * dentry, const struct vfsmount * mnt) +{ + return 1; +} + +__u32 +gr_acl_handle_creat(const struct dentry * dentry, + const struct dentry * p_dentry, + const struct vfsmount * p_mnt, int open_flags, int acc_mode, + const int imode) +{ + return 1; +} + +void +gr_acl_handle_exit(void) +{ + return; +} + +int +gr_acl_handle_mprotect(const struct file *file, const unsigned long prot) +{ + return 1; +} + +void +gr_set_role_label(const kuid_t uid, const kgid_t gid) +{ + return; +} + +int +gr_acl_handle_procpidmem(const struct task_struct *task) +{ + return 0; +} + +int +gr_search_udp_recvmsg(const struct sock *sk, const struct sk_buff *skb) +{ + return 0; +} + +int +gr_search_udp_sendmsg(const struct sock *sk, const struct sockaddr_in *addr) +{ + return 0; +} + +int +gr_check_user_change(kuid_t real, kuid_t effective, kuid_t fs) +{ + return 0; +} + +int +gr_check_group_change(kgid_t real, kgid_t effective, kgid_t fs) +{ + return 0; +} + +int gr_acl_enable_at_secure(void) +{ + return 0; +} + +dev_t gr_get_dev_from_dentry(struct dentry *dentry) +{ + return d_backing_inode(dentry)->i_sb->s_dev; +} + +u64 gr_get_ino_from_dentry(struct dentry *dentry) +{ + return d_backing_inode(dentry)->i_ino; +} + +void gr_put_exec_file(struct task_struct *task) +{ + return; +} + +#ifdef CONFIG_SECURITY +EXPORT_SYMBOL_GPL(gr_check_user_change); +EXPORT_SYMBOL_GPL(gr_check_group_change); +#endif diff --git a/grsecurity/grsec_exec.c b/grsecurity/grsec_exec.c new file mode 100644 index 0000000..fb7531e --- /dev/null +++ b/grsecurity/grsec_exec.c @@ -0,0 +1,189 @@ +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/file.h> +#include <linux/binfmts.h> +#include <linux/fs.h> +#include <linux/types.h> +#include <linux/grdefs.h> +#include <linux/grsecurity.h> +#include <linux/grinternal.h> +#include <linux/capability.h> +#include <linux/module.h> +#include <linux/compat.h> + +#include <asm/uaccess.h> + +#ifdef CONFIG_GRKERNSEC_EXECLOG +static char gr_exec_arg_buf[132]; +static DEFINE_MUTEX(gr_exec_arg_mutex); +#endif + +struct user_arg_ptr { +#ifdef CONFIG_COMPAT + bool is_compat; +#endif + union { + const char __user *const __user *native; +#ifdef CONFIG_COMPAT + const compat_uptr_t __user *compat; +#endif + } ptr; +}; + +extern const char __user *get_user_arg_ptr(struct user_arg_ptr argv, int nr); + +void +gr_handle_exec_args(struct linux_binprm *bprm, struct user_arg_ptr argv) +{ +#ifdef CONFIG_GRKERNSEC_EXECLOG + char *grarg = gr_exec_arg_buf; + unsigned int i, x, execlen = 0; + char c; + + if (!((grsec_enable_execlog && grsec_enable_group && + in_group_p(grsec_audit_gid)) + || (grsec_enable_execlog && !grsec_enable_group))) + return; + + mutex_lock(&gr_exec_arg_mutex); + memset(grarg, 0, sizeof(gr_exec_arg_buf)); + + for (i = 0; i < bprm->argc && execlen < 128; i++) { + const char __user *p; + unsigned int len; + + p = get_user_arg_ptr(argv, i); + if (IS_ERR(p)) + goto log; + + len = strnlen_user(p, 128 - execlen); + if (len > 128 - execlen) + len = 128 - execlen; + else if (len > 0) + len--; + if (copy_from_user(grarg + execlen, p, len)) + goto log; + + /* rewrite unprintable characters */ + for (x = 0; x < len; x++) { + c = *(grarg + execlen + x); + if (c < 32 || c > 126) + *(grarg + execlen + x) = ' '; + } + + execlen += len; + *(grarg + execlen) = ' '; + *(grarg + execlen + 1) = '\0'; + execlen++; + } + + log: + gr_log_fs_str(GR_DO_AUDIT, GR_EXEC_AUDIT_MSG, bprm->file->f_path.dentry, + bprm->file->f_path.mnt, grarg); + mutex_unlock(&gr_exec_arg_mutex); +#endif + return; +} + +#ifdef CONFIG_GRKERNSEC +extern int gr_acl_is_capable(const int cap); +extern int gr_acl_is_capable_nolog(const int cap); +extern int gr_task_acl_is_capable(const struct task_struct *task, const struct cred *cred, const int cap); +extern int gr_task_acl_is_capable_nolog(const struct task_struct *task, const int cap); +extern int gr_chroot_is_capable(const int cap); +extern int gr_chroot_is_capable_nolog(const int cap); +extern int gr_task_chroot_is_capable(const struct task_struct *task, const struct cred *cred, const int cap); +extern int gr_task_chroot_is_capable_nolog(const struct task_struct *task, const int cap); +#endif + +const char *captab_log[] = { + "CAP_CHOWN", + "CAP_DAC_OVERRIDE", + "CAP_DAC_READ_SEARCH", + "CAP_FOWNER", + "CAP_FSETID", + "CAP_KILL", + "CAP_SETGID", + "CAP_SETUID", + "CAP_SETPCAP", + "CAP_LINUX_IMMUTABLE", + "CAP_NET_BIND_SERVICE", + "CAP_NET_BROADCAST", + "CAP_NET_ADMIN", + "CAP_NET_RAW", + "CAP_IPC_LOCK", + "CAP_IPC_OWNER", + "CAP_SYS_MODULE", + "CAP_SYS_RAWIO", + "CAP_SYS_CHROOT", + "CAP_SYS_PTRACE", + "CAP_SYS_PACCT", + "CAP_SYS_ADMIN", + "CAP_SYS_BOOT", + "CAP_SYS_NICE", + "CAP_SYS_RESOURCE", + "CAP_SYS_TIME", + "CAP_SYS_TTY_CONFIG", + "CAP_MKNOD", + "CAP_LEASE", + "CAP_AUDIT_WRITE", + "CAP_AUDIT_CONTROL", + "CAP_SETFCAP", + "CAP_MAC_OVERRIDE", + "CAP_MAC_ADMIN", + "CAP_SYSLOG", + "CAP_WAKE_ALARM", + "CAP_BLOCK_SUSPEND", + "CAP_AUDIT_READ" +}; + +int captab_log_entries = sizeof(captab_log)/sizeof(captab_log[0]); + +int gr_is_capable(const int cap) +{ +#ifdef CONFIG_GRKERNSEC + if (gr_acl_is_capable(cap) && gr_chroot_is_capable(cap)) + return 1; + return 0; +#else + return 1; +#endif +} + +int gr_task_is_capable(const struct task_struct *task, const struct cred *cred, const int cap) +{ +#ifdef CONFIG_GRKERNSEC + if (gr_task_acl_is_capable(task, cred, cap) && gr_task_chroot_is_capable(task, cred, cap)) + return 1; + return 0; +#else + return 1; +#endif +} + +int gr_is_capable_nolog(const int cap) +{ +#ifdef CONFIG_GRKERNSEC + if (gr_acl_is_capable_nolog(cap) && gr_chroot_is_capable_nolog(cap)) + return 1; + return 0; +#else + return 1; +#endif +} + +int gr_task_is_capable_nolog(const struct task_struct *task, const int cap) +{ +#ifdef CONFIG_GRKERNSEC + if (gr_task_acl_is_capable_nolog(task, cap) && gr_task_chroot_is_capable_nolog(task, cap)) + return 1; + return 0; +#else + return 1; +#endif +} + +EXPORT_SYMBOL_GPL(gr_is_capable); +EXPORT_SYMBOL_GPL(gr_is_capable_nolog); +EXPORT_SYMBOL_GPL(gr_task_is_capable); +EXPORT_SYMBOL_GPL(gr_task_is_capable_nolog); diff --git a/grsecurity/grsec_fifo.c b/grsecurity/grsec_fifo.c new file mode 100644 index 0000000..cdec49b --- /dev/null +++ b/grsecurity/grsec_fifo.c @@ -0,0 +1,26 @@ +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/fs.h> +#include <linux/file.h> +#include <linux/grinternal.h> + +int +gr_handle_fifo(const struct dentry *dentry, const struct vfsmount *mnt, + const struct dentry *dir, const int flag, const int acc_mode) +{ +#ifdef CONFIG_GRKERNSEC_FIFO + const struct cred *cred = current_cred(); + struct inode *inode = d_backing_inode(dentry); + struct inode *dir_inode = d_backing_inode(dir); + + if (grsec_enable_fifo && S_ISFIFO(inode->i_mode) && + !(flag & O_EXCL) && (dir_inode->i_mode & S_ISVTX) && + !uid_eq(inode->i_uid, dir_inode->i_uid) && + !uid_eq(cred->fsuid, inode->i_uid)) { + if (!inode_permission(inode, acc_mode)) + gr_log_fs_int2(GR_DONT_AUDIT, GR_FIFO_MSG, dentry, mnt, GR_GLOBAL_UID(inode->i_uid), GR_GLOBAL_GID(inode->i_gid)); + return -EACCES; + } +#endif + return 0; +} diff --git a/grsecurity/grsec_fork.c b/grsecurity/grsec_fork.c new file mode 100644 index 0000000..8ca18bf --- /dev/null +++ b/grsecurity/grsec_fork.c @@ -0,0 +1,23 @@ +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/grsecurity.h> +#include <linux/grinternal.h> +#include <linux/errno.h> + +void +gr_log_forkfail(const int retval) +{ +#ifdef CONFIG_GRKERNSEC_FORKFAIL + if (grsec_enable_forkfail && (retval == -EAGAIN || retval == -ENOMEM)) { + switch (retval) { + case -EAGAIN: + gr_log_str(GR_DONT_AUDIT, GR_FAILFORK_MSG, "EAGAIN"); + break; + case -ENOMEM: + gr_log_str(GR_DONT_AUDIT, GR_FAILFORK_MSG, "ENOMEM"); + break; + } + } +#endif + return; +} diff --git a/grsecurity/grsec_init.c b/grsecurity/grsec_init.c new file mode 100644 index 0000000..a364c58 --- /dev/null +++ b/grsecurity/grsec_init.c @@ -0,0 +1,290 @@ +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/mm.h> +#include <linux/gracl.h> +#include <linux/slab.h> +#include <linux/vmalloc.h> +#include <linux/percpu.h> +#include <linux/module.h> + +int grsec_enable_ptrace_readexec __read_only; +int grsec_enable_setxid __read_only; +int grsec_enable_symlinkown __read_only; +kgid_t grsec_symlinkown_gid __read_only; +int grsec_enable_brute __read_only; +int grsec_enable_link __read_only; +int grsec_enable_dmesg __read_only; +int grsec_enable_harden_ptrace __read_only; +int grsec_enable_harden_ipc __read_only; +int grsec_enable_fifo __read_only; +int grsec_enable_execlog __read_only; +int grsec_enable_signal __read_only; +int grsec_enable_forkfail __read_only; +int grsec_enable_audit_ptrace __read_only; +int grsec_enable_time __read_only; +int grsec_enable_group __read_only; +kgid_t grsec_audit_gid __read_only; +int grsec_enable_chdir __read_only; +int grsec_enable_mount __read_only; +int grsec_enable_rofs __read_only; +int grsec_deny_new_usb __read_only; +int grsec_enable_chroot_findtask __read_only; +int grsec_enable_chroot_mount __read_only; +int grsec_enable_chroot_shmat __read_only; +int grsec_enable_chroot_fchdir __read_only; +int grsec_enable_chroot_double __read_only; +int grsec_enable_chroot_pivot __read_only; +int grsec_enable_chroot_chdir __read_only; +int grsec_enable_chroot_chmod __read_only; +int grsec_enable_chroot_mknod __read_only; +int grsec_enable_chroot_nice __read_only; +int grsec_enable_chroot_execlog __read_only; +int grsec_enable_chroot_caps __read_only; +int grsec_enable_chroot_rename __read_only; +int grsec_enable_chroot_sysctl __read_only; +int grsec_enable_chroot_unix __read_only; +int grsec_enable_tpe __read_only; +kgid_t grsec_tpe_gid __read_only; +int grsec_enable_blackhole __read_only; +#ifdef CONFIG_IPV6_MODULE +EXPORT_SYMBOL_GPL(grsec_enable_blackhole); +#endif +int grsec_lastack_retries __read_only; +int grsec_enable_tpe_all __read_only; +int grsec_enable_tpe_invert __read_only; +int grsec_enable_socket_all __read_only; +kgid_t grsec_socket_all_gid __read_only; +int grsec_enable_socket_client __read_only; +kgid_t grsec_socket_client_gid __read_only; +int grsec_enable_socket_server __read_only; +kgid_t grsec_socket_server_gid __read_only; +int grsec_resource_logging __read_only; +int grsec_disable_privio __read_only; +int grsec_enable_log_rwxmaps __read_only; +int grsec_lock __read_only; + +DEFINE_SPINLOCK(grsec_alert_lock); +unsigned long grsec_alert_wtime = 0; +unsigned long grsec_alert_fyet = 0; + +DEFINE_SPINLOCK(grsec_audit_lock); + +DEFINE_RWLOCK(grsec_exec_file_lock); + +char *gr_shared_page[4]; + +char *gr_alert_log_fmt; +char *gr_audit_log_fmt; +char *gr_alert_log_buf; +char *gr_audit_log_buf; + +extern struct gr_arg *gr_usermode; +extern unsigned char *gr_system_salt; +extern unsigned char *gr_system_sum; + +void __init +grsecurity_init(void) +{ + int j; + /* create the per-cpu shared pages */ + +#ifdef CONFIG_X86 + memset((char *)(0x41a + PAGE_OFFSET), 0, 36); +#endif + + for (j = 0; j < 4; j++) { + gr_shared_page[j] = (char *)__alloc_percpu(PAGE_SIZE, __alignof__(unsigned long long)); + if (gr_shared_page[j] == NULL) { + panic("Unable to allocate grsecurity shared page"); + return; + } + } + + /* allocate log buffers */ + gr_alert_log_fmt = kmalloc(512, GFP_KERNEL); + if (!gr_alert_log_fmt) { + panic("Unable to allocate grsecurity alert log format buffer"); + return; + } + gr_audit_log_fmt = kmalloc(512, GFP_KERNEL); + if (!gr_audit_log_fmt) { + panic("Unable to allocate grsecurity audit log format buffer"); + return; + } + gr_alert_log_buf = (char *) get_zeroed_page(GFP_KERNEL); + if (!gr_alert_log_buf) { + panic("Unable to allocate grsecurity alert log buffer"); + return; + } + gr_audit_log_buf = (char *) get_zeroed_page(GFP_KERNEL); + if (!gr_audit_log_buf) { + panic("Unable to allocate grsecurity audit log buffer"); + return; + } + + /* allocate memory for authentication structure */ + gr_usermode = kmalloc(sizeof(struct gr_arg), GFP_KERNEL); + gr_system_salt = kmalloc(GR_SALT_LEN, GFP_KERNEL); + gr_system_sum = kmalloc(GR_SHA_LEN, GFP_KERNEL); + + if (!gr_usermode || !gr_system_salt || !gr_system_sum) { + panic("Unable to allocate grsecurity authentication structure"); + return; + } + +#ifdef CONFIG_GRKERNSEC_IO +#if !defined(CONFIG_GRKERNSEC_SYSCTL_DISTRO) + grsec_disable_privio = 1; +#elif defined(CONFIG_GRKERNSEC_SYSCTL_ON) + grsec_disable_privio = 1; +#else + grsec_disable_privio = 0; +#endif +#endif + +#ifdef CONFIG_GRKERNSEC_TPE_INVERT + /* for backward compatibility, tpe_invert always defaults to on if + enabled in the kernel + */ + grsec_enable_tpe_invert = 1; +#endif + +#if !defined(CONFIG_GRKERNSEC_SYSCTL) || defined(CONFIG_GRKERNSEC_SYSCTL_ON) +#ifndef CONFIG_GRKERNSEC_SYSCTL + grsec_lock = 1; +#endif + +#ifdef CONFIG_GRKERNSEC_RWXMAP_LOG + grsec_enable_log_rwxmaps = 1; +#endif +#ifdef CONFIG_GRKERNSEC_AUDIT_GROUP + grsec_enable_group = 1; + grsec_audit_gid = KGIDT_INIT(CONFIG_GRKERNSEC_AUDIT_GID); +#endif +#ifdef CONFIG_GRKERNSEC_PTRACE_READEXEC + grsec_enable_ptrace_readexec = 1; +#endif +#ifdef CONFIG_GRKERNSEC_AUDIT_CHDIR + grsec_enable_chdir = 1; +#endif +#ifdef CONFIG_GRKERNSEC_HARDEN_PTRACE + grsec_enable_harden_ptrace = 1; +#endif +#ifdef CONFIG_GRKERNSEC_HARDEN_IPC + grsec_enable_harden_ipc = 1; +#endif +#ifdef CONFIG_GRKERNSEC_AUDIT_MOUNT + grsec_enable_mount = 1; +#endif +#ifdef CONFIG_GRKERNSEC_LINK + grsec_enable_link = 1; +#endif +#ifdef CONFIG_GRKERNSEC_BRUTE + grsec_enable_brute = 1; +#endif +#ifdef CONFIG_GRKERNSEC_DMESG + grsec_enable_dmesg = 1; +#endif +#ifdef CONFIG_GRKERNSEC_BLACKHOLE + grsec_enable_blackhole = 1; + grsec_lastack_retries = 4; +#endif +#ifdef CONFIG_GRKERNSEC_FIFO + grsec_enable_fifo = 1; +#endif +#ifdef CONFIG_GRKERNSEC_EXECLOG + grsec_enable_execlog = 1; +#endif +#ifdef CONFIG_GRKERNSEC_SETXID + grsec_enable_setxid = 1; +#endif +#ifdef CONFIG_GRKERNSEC_SIGNAL + grsec_enable_signal = 1; +#endif +#ifdef CONFIG_GRKERNSEC_FORKFAIL + grsec_enable_forkfail = 1; +#endif +#ifdef CONFIG_GRKERNSEC_TIME + grsec_enable_time = 1; +#endif +#ifdef CONFIG_GRKERNSEC_RESLOG + grsec_resource_logging = 1; +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_FINDTASK + grsec_enable_chroot_findtask = 1; +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_UNIX + grsec_enable_chroot_unix = 1; +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_MOUNT + grsec_enable_chroot_mount = 1; +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_FCHDIR + grsec_enable_chroot_fchdir = 1; +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_SHMAT + grsec_enable_chroot_shmat = 1; +#endif +#ifdef CONFIG_GRKERNSEC_AUDIT_PTRACE + grsec_enable_audit_ptrace = 1; +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_DOUBLE + grsec_enable_chroot_double = 1; +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_PIVOT + grsec_enable_chroot_pivot = 1; +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_CHDIR + grsec_enable_chroot_chdir = 1; +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_CHMOD + grsec_enable_chroot_chmod = 1; +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_MKNOD + grsec_enable_chroot_mknod = 1; +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_NICE + grsec_enable_chroot_nice = 1; +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_EXECLOG + grsec_enable_chroot_execlog = 1; +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_CAPS + grsec_enable_chroot_caps = 1; +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_RENAME + grsec_enable_chroot_rename = 1; +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_SYSCTL + grsec_enable_chroot_sysctl = 1; +#endif +#ifdef CONFIG_GRKERNSEC_SYMLINKOWN + grsec_enable_symlinkown = 1; + grsec_symlinkown_gid = KGIDT_INIT(CONFIG_GRKERNSEC_SYMLINKOWN_GID); +#endif +#ifdef CONFIG_GRKERNSEC_TPE + grsec_enable_tpe = 1; + grsec_tpe_gid = KGIDT_INIT(CONFIG_GRKERNSEC_TPE_GID); +#ifdef CONFIG_GRKERNSEC_TPE_ALL + grsec_enable_tpe_all = 1; +#endif +#endif +#ifdef CONFIG_GRKERNSEC_SOCKET_ALL + grsec_enable_socket_all = 1; + grsec_socket_all_gid = KGIDT_INIT(CONFIG_GRKERNSEC_SOCKET_ALL_GID); +#endif +#ifdef CONFIG_GRKERNSEC_SOCKET_CLIENT + grsec_enable_socket_client = 1; + grsec_socket_client_gid = KGIDT_INIT(CONFIG_GRKERNSEC_SOCKET_CLIENT_GID); +#endif +#ifdef CONFIG_GRKERNSEC_SOCKET_SERVER + grsec_enable_socket_server = 1; + grsec_socket_server_gid = KGIDT_INIT(CONFIG_GRKERNSEC_SOCKET_SERVER_GID); +#endif +#endif +#ifdef CONFIG_GRKERNSEC_DENYUSB_FORCE + grsec_deny_new_usb = 1; +#endif + + return; +} diff --git a/grsecurity/grsec_ipc.c b/grsecurity/grsec_ipc.c new file mode 100644 index 0000000..1773300 --- /dev/null +++ b/grsecurity/grsec_ipc.c @@ -0,0 +1,48 @@ +#include <linux/kernel.h> +#include <linux/mm.h> +#include <linux/sched.h> +#include <linux/file.h> +#include <linux/ipc.h> +#include <linux/ipc_namespace.h> +#include <linux/grsecurity.h> +#include <linux/grinternal.h> + +int +gr_ipc_permitted(struct ipc_namespace *ns, struct kern_ipc_perm *ipcp, int requested_mode, int granted_mode) +{ +#ifdef CONFIG_GRKERNSEC_HARDEN_IPC + int write; + int orig_granted_mode; + kuid_t euid; + kgid_t egid; + + if (!grsec_enable_harden_ipc) + return 1; + + euid = current_euid(); + egid = current_egid(); + + write = requested_mode & 00002; + orig_granted_mode = ipcp->mode; + + if (uid_eq(euid, ipcp->cuid) || uid_eq(euid, ipcp->uid)) + orig_granted_mode >>= 6; + else { + /* if likely wrong permissions, lock to user */ + if (orig_granted_mode & 0007) + orig_granted_mode = 0; + /* otherwise do a egid-only check */ + else if (gid_eq(egid, ipcp->cgid) || gid_eq(egid, ipcp->gid)) + orig_granted_mode >>= 3; + /* otherwise, no access */ + else + orig_granted_mode = 0; + } + if (!(requested_mode & ~granted_mode & 0007) && (requested_mode & ~orig_granted_mode & 0007) && + !ns_capable_nolog(ns->user_ns, CAP_IPC_OWNER)) { + gr_log_str_int(GR_DONT_AUDIT, GR_IPC_DENIED_MSG, write ? "write" : "read", GR_GLOBAL_UID(ipcp->cuid)); + return 0; + } +#endif + return 1; +} diff --git a/grsecurity/grsec_link.c b/grsecurity/grsec_link.c new file mode 100644 index 0000000..84c44a0 --- /dev/null +++ b/grsecurity/grsec_link.c @@ -0,0 +1,65 @@ +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/fs.h> +#include <linux/file.h> +#include <linux/grinternal.h> + +int gr_get_symlinkown_enabled(void) +{ +#ifdef CONFIG_GRKERNSEC_SYMLINKOWN + if (grsec_enable_symlinkown && in_group_p(grsec_symlinkown_gid)) + return 1; +#endif + return 0; +} + +int gr_handle_symlink_owner(const struct path *link, const struct inode *target) +{ +#ifdef CONFIG_GRKERNSEC_SYMLINKOWN + const struct inode *link_inode = d_backing_inode(link->dentry); + + if (target && !uid_eq(link_inode->i_uid, target->i_uid)) { + gr_log_fs_int2(GR_DONT_AUDIT, GR_SYMLINKOWNER_MSG, link->dentry, link->mnt, GR_GLOBAL_UID(link_inode->i_uid), GR_GLOBAL_UID(target->i_uid)); + return 1; + } +#endif + return 0; +} + +int +gr_handle_follow_link(const struct dentry *dentry, const struct vfsmount *mnt) +{ +#ifdef CONFIG_GRKERNSEC_LINK + struct inode *inode = d_backing_inode(dentry); + struct inode *parent = d_backing_inode(dentry->d_parent); + const struct cred *cred = current_cred(); + + if (grsec_enable_link && d_is_symlink(dentry) && + (parent->i_mode & S_ISVTX) && !uid_eq(parent->i_uid, inode->i_uid) && + (parent->i_mode & S_IWOTH) && !uid_eq(cred->fsuid, inode->i_uid)) { + gr_log_fs_int2(GR_DONT_AUDIT, GR_SYMLINK_MSG, dentry, mnt, GR_GLOBAL_UID(inode->i_uid), GR_GLOBAL_GID(inode->i_gid)); + return -EACCES; + } +#endif + return 0; +} + +int +gr_handle_hardlink(const struct dentry *dentry, + const struct vfsmount *mnt, + const struct filename *to) +{ +#ifdef CONFIG_GRKERNSEC_LINK + struct inode *inode = d_backing_inode(dentry); + const struct cred *cred = current_cred(); + + if (grsec_enable_link && !uid_eq(cred->fsuid, inode->i_uid) && + (!d_is_reg(dentry) || is_privileged_binary(dentry) || + (inode_permission(inode, MAY_READ | MAY_WRITE))) && + !capable(CAP_FOWNER) && gr_is_global_nonroot(cred->uid)) { + gr_log_fs_int2_str(GR_DONT_AUDIT, GR_HARDLINK_MSG, dentry, mnt, GR_GLOBAL_UID(inode->i_uid), GR_GLOBAL_GID(inode->i_gid), to->name); + return -EPERM; + } +#endif + return 0; +} diff --git a/grsecurity/grsec_log.c b/grsecurity/grsec_log.c new file mode 100644 index 0000000..a24b338 --- /dev/null +++ b/grsecurity/grsec_log.c @@ -0,0 +1,340 @@ +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/file.h> +#include <linux/tty.h> +#include <linux/fs.h> +#include <linux/mm.h> +#include <linux/grinternal.h> + +#ifdef CONFIG_TREE_PREEMPT_RCU +#define DISABLE_PREEMPT() preempt_disable() +#define ENABLE_PREEMPT() preempt_enable() +#else +#define DISABLE_PREEMPT() +#define ENABLE_PREEMPT() +#endif + +#define BEGIN_LOCKS(x) \ + DISABLE_PREEMPT(); \ + rcu_read_lock(); \ + read_lock(&tasklist_lock); \ + read_lock(&grsec_exec_file_lock); \ + if (x != GR_DO_AUDIT) \ + spin_lock(&grsec_alert_lock); \ + else \ + spin_lock(&grsec_audit_lock) + +#define END_LOCKS(x) \ + if (x != GR_DO_AUDIT) \ + spin_unlock(&grsec_alert_lock); \ + else \ + spin_unlock(&grsec_audit_lock); \ + read_unlock(&grsec_exec_file_lock); \ + read_unlock(&tasklist_lock); \ + rcu_read_unlock(); \ + ENABLE_PREEMPT(); \ + if (x == GR_DONT_AUDIT) \ + gr_handle_alertkill(current) + +enum { + FLOODING, + NO_FLOODING +}; + +extern char *gr_alert_log_fmt; +extern char *gr_audit_log_fmt; +extern char *gr_alert_log_buf; +extern char *gr_audit_log_buf; + +static int gr_log_start(int audit) +{ + char *loglevel = (audit == GR_DO_AUDIT) ? KERN_INFO : KERN_ALERT; + char *fmt = (audit == GR_DO_AUDIT) ? gr_audit_log_fmt : gr_alert_log_fmt; + char *buf = (audit == GR_DO_AUDIT) ? gr_audit_log_buf : gr_alert_log_buf; +#if (CONFIG_GRKERNSEC_FLOODTIME > 0 && CONFIG_GRKERNSEC_FLOODBURST > 0) + unsigned long curr_secs = get_seconds(); + + if (audit == GR_DO_AUDIT) + goto set_fmt; + + if (!grsec_alert_wtime || time_after(curr_secs, grsec_alert_wtime + CONFIG_GRKERNSEC_FLOODTIME)) { + grsec_alert_wtime = curr_secs; + grsec_alert_fyet = 0; + } else if (time_before_eq(curr_secs, grsec_alert_wtime + CONFIG_GRKERNSEC_FLOODTIME) + && (grsec_alert_fyet < CONFIG_GRKERNSEC_FLOODBURST)) { + grsec_alert_fyet++; + } else if (grsec_alert_fyet == CONFIG_GRKERNSEC_FLOODBURST) { + grsec_alert_wtime = curr_secs; + grsec_alert_fyet++; + printk(KERN_ALERT "grsec: more alerts, logging disabled for %d seconds\n", CONFIG_GRKERNSEC_FLOODTIME); + return FLOODING; + } + else return FLOODING; + +set_fmt: +#endif + memset(buf, 0, PAGE_SIZE); + if (current->signal->curr_ip && gr_acl_is_enabled()) { + sprintf(fmt, "%s%s", loglevel, "grsec: From %pI4: (%.64s:%c:%.950s) "); + snprintf(buf, PAGE_SIZE - 1, fmt, ¤t->signal->curr_ip, current->role->rolename, gr_roletype_to_char(), current->acl->filename); + } else if (current->signal->curr_ip) { + sprintf(fmt, "%s%s", loglevel, "grsec: From %pI4: "); + snprintf(buf, PAGE_SIZE - 1, fmt, ¤t->signal->curr_ip); + } else if (gr_acl_is_enabled()) { + sprintf(fmt, "%s%s", loglevel, "grsec: (%.64s:%c:%.950s) "); + snprintf(buf, PAGE_SIZE - 1, fmt, current->role->rolename, gr_roletype_to_char(), current->acl->filename); + } else { + sprintf(fmt, "%s%s", loglevel, "grsec: "); + strcpy(buf, fmt); + } + + return NO_FLOODING; +} + +static void gr_log_middle(int audit, const char *msg, va_list ap) + __attribute__ ((format (printf, 2, 0))); + +static void gr_log_middle(int audit, const char *msg, va_list ap) +{ + char *buf = (audit == GR_DO_AUDIT) ? gr_audit_log_buf : gr_alert_log_buf; + unsigned int len = strlen(buf); + + vsnprintf(buf + len, PAGE_SIZE - len - 1, msg, ap); + + return; +} + +static void gr_log_middle_varargs(int audit, const char *msg, ...) + __attribute__ ((format (printf, 2, 3))); + +static void gr_log_middle_varargs(int audit, const char *msg, ...) +{ + char *buf = (audit == GR_DO_AUDIT) ? gr_audit_log_buf : gr_alert_log_buf; + unsigned int len = strlen(buf); + va_list ap; + + va_start(ap, msg); + vsnprintf(buf + len, PAGE_SIZE - len - 1, msg, ap); + va_end(ap); + + return; +} + +static void gr_log_end(int audit, int append_default) +{ + char *buf = (audit == GR_DO_AUDIT) ? gr_audit_log_buf : gr_alert_log_buf; + if (append_default) { + struct task_struct *task = current; + struct task_struct *parent = task->real_parent; + const struct cred *cred = __task_cred(task); + const struct cred *pcred = __task_cred(parent); + unsigned int len = strlen(buf); + + snprintf(buf + len, PAGE_SIZE - len - 1, DEFAULTSECMSG, gr_task_fullpath(task), task->comm, task_pid_nr(task), GR_GLOBAL_UID(cred->uid), GR_GLOBAL_UID(cred->euid), GR_GLOBAL_GID(cred->gid), GR_GLOBAL_GID(cred->egid), gr_parent_task_fullpath(task), parent->comm, task_pid_nr(task->real_parent), GR_GLOBAL_UID(pcred->uid), GR_GLOBAL_UID(pcred->euid), GR_GLOBAL_GID(pcred->gid), GR_GLOBAL_GID(pcred->egid)); + } + + printk("%s\n", buf); + + return; +} + +void gr_log_varargs(int audit, const char *msg, int argtypes, ...) +{ + int logtype; + char *result = (audit == GR_DO_AUDIT) ? "successful" : "denied"; + char *str1 = NULL, *str2 = NULL, *str3 = NULL; + void *voidptr = NULL; + int num1 = 0, num2 = 0; + unsigned long ulong1 = 0, ulong2 = 0; + struct dentry *dentry = NULL; + struct vfsmount *mnt = NULL; + struct file *file = NULL; + struct task_struct *task = NULL; + struct vm_area_struct *vma = NULL; + const struct cred *cred, *pcred; + va_list ap; + + BEGIN_LOCKS(audit); + logtype = gr_log_start(audit); + if (logtype == FLOODING) { + END_LOCKS(audit); + return; + } + va_start(ap, argtypes); + switch (argtypes) { + case GR_TTYSNIFF: + task = va_arg(ap, struct task_struct *); + gr_log_middle_varargs(audit, msg, &task->signal->curr_ip, gr_task_fullpath0(task), task->comm, task_pid_nr(task), gr_parent_task_fullpath0(task), task->real_parent->comm, task_pid_nr(task->real_parent)); + break; + case GR_SYSCTL_HIDDEN: + str1 = va_arg(ap, char *); + gr_log_middle_varargs(audit, msg, result, str1); + break; + case GR_RBAC: + dentry = va_arg(ap, struct dentry *); + mnt = va_arg(ap, struct vfsmount *); + gr_log_middle_varargs(audit, msg, result, gr_to_filename(dentry, mnt)); + break; + case GR_RBAC_STR: + dentry = va_arg(ap, struct dentry *); + mnt = va_arg(ap, struct vfsmount *); + str1 = va_arg(ap, char *); + gr_log_middle_varargs(audit, msg, result, gr_to_filename(dentry, mnt), str1); + break; + case GR_STR_RBAC: + str1 = va_arg(ap, char *); + dentry = va_arg(ap, struct dentry *); + mnt = va_arg(ap, struct vfsmount *); + gr_log_middle_varargs(audit, msg, result, str1, gr_to_filename(dentry, mnt)); + break; + case GR_RBAC_MODE2: + dentry = va_arg(ap, struct dentry *); + mnt = va_arg(ap, struct vfsmount *); + str1 = va_arg(ap, char *); + str2 = va_arg(ap, char *); + gr_log_middle_varargs(audit, msg, result, gr_to_filename(dentry, mnt), str1, str2); + break; + case GR_RBAC_MODE3: + dentry = va_arg(ap, struct dentry *); + mnt = va_arg(ap, struct vfsmount *); + str1 = va_arg(ap, char *); + str2 = va_arg(ap, char *); + str3 = va_arg(ap, char *); + gr_log_middle_varargs(audit, msg, result, gr_to_filename(dentry, mnt), str1, str2, str3); + break; + case GR_FILENAME: + dentry = va_arg(ap, struct dentry *); + mnt = va_arg(ap, struct vfsmount *); + gr_log_middle_varargs(audit, msg, gr_to_filename(dentry, mnt)); + break; + case GR_STR_FILENAME: + str1 = va_arg(ap, char *); + dentry = va_arg(ap, struct dentry *); + mnt = va_arg(ap, struct vfsmount *); + gr_log_middle_varargs(audit, msg, str1, gr_to_filename(dentry, mnt)); + break; + case GR_FILENAME_STR: + dentry = va_arg(ap, struct dentry *); + mnt = va_arg(ap, struct vfsmount *); + str1 = va_arg(ap, char *); + gr_log_middle_varargs(audit, msg, gr_to_filename(dentry, mnt), str1); + break; + case GR_FILENAME_TWO_INT: + dentry = va_arg(ap, struct dentry *); + mnt = va_arg(ap, struct vfsmount *); + num1 = va_arg(ap, int); + num2 = va_arg(ap, int); + gr_log_middle_varargs(audit, msg, gr_to_filename(dentry, mnt), num1, num2); + break; + case GR_FILENAME_TWO_INT_STR: + dentry = va_arg(ap, struct dentry *); + mnt = va_arg(ap, struct vfsmount *); + num1 = va_arg(ap, int); + num2 = va_arg(ap, int); + str1 = va_arg(ap, char *); + gr_log_middle_varargs(audit, msg, gr_to_filename(dentry, mnt), num1, num2, str1); + break; + case GR_TEXTREL: + str1 = va_arg(ap, char *); + file = va_arg(ap, struct file *); + ulong1 = va_arg(ap, unsigned long); + ulong2 = va_arg(ap, unsigned long); + gr_log_middle_varargs(audit, msg, str1, file ? gr_to_filename(file->f_path.dentry, file->f_path.mnt) : "<anonymous mapping>", ulong1, ulong2); + break; + case GR_PTRACE: + task = va_arg(ap, struct task_struct *); + gr_log_middle_varargs(audit, msg, task->exec_file ? gr_to_filename(task->exec_file->f_path.dentry, task->exec_file->f_path.mnt) : "(none)", task->comm, task_pid_nr(task)); + break; + case GR_RESOURCE: + task = va_arg(ap, struct task_struct *); + cred = __task_cred(task); + pcred = __task_cred(task->real_parent); + ulong1 = va_arg(ap, unsigned long); + str1 = va_arg(ap, char *); + ulong2 = va_arg(ap, unsigned long); + gr_log_middle_varargs(audit, msg, ulong1, str1, ulong2, gr_task_fullpath(task), task->comm, task_pid_nr(task), GR_GLOBAL_UID(cred->uid), GR_GLOBAL_UID(cred->euid), GR_GLOBAL_GID(cred->gid), GR_GLOBAL_GID(cred->egid), gr_parent_task_fullpath(task), task->real_parent->comm, task_pid_nr(task->real_parent), GR_GLOBAL_UID(pcred->uid), GR_GLOBAL_UID(pcred->euid), GR_GLOBAL_GID(pcred->gid), GR_GLOBAL_GID(pcred->egid)); + break; + case GR_CAP: + task = va_arg(ap, struct task_struct *); + cred = __task_cred(task); + pcred = __task_cred(task->real_parent); + str1 = va_arg(ap, char *); + gr_log_middle_varargs(audit, msg, str1, gr_task_fullpath(task), task->comm, task_pid_nr(task), GR_GLOBAL_UID(cred->uid), GR_GLOBAL_UID(cred->euid), GR_GLOBAL_GID(cred->gid), GR_GLOBAL_GID(cred->egid), gr_parent_task_fullpath(task), task->real_parent->comm, task_pid_nr(task->real_parent), GR_GLOBAL_UID(pcred->uid), GR_GLOBAL_UID(pcred->euid), GR_GLOBAL_GID(pcred->gid), GR_GLOBAL_GID(pcred->egid)); + break; + case GR_SIG: + str1 = va_arg(ap, char *); + voidptr = va_arg(ap, void *); + gr_log_middle_varargs(audit, msg, str1, voidptr); + break; + case GR_SIG2: + task = va_arg(ap, struct task_struct *); + cred = __task_cred(task); + pcred = __task_cred(task->real_parent); + num1 = va_arg(ap, int); + gr_log_middle_varargs(audit, msg, num1, gr_task_fullpath0(task), task->comm, task_pid_nr(task), GR_GLOBAL_UID(cred->uid), GR_GLOBAL_UID(cred->euid), GR_GLOBAL_GID(cred->gid), GR_GLOBAL_GID(cred->egid), gr_parent_task_fullpath0(task), task->real_parent->comm, task_pid_nr(task->real_parent), GR_GLOBAL_UID(pcred->uid), GR_GLOBAL_UID(pcred->euid), GR_GLOBAL_GID(pcred->gid), GR_GLOBAL_GID(pcred->egid)); + break; + case GR_CRASH1: + task = va_arg(ap, struct task_struct *); + cred = __task_cred(task); + pcred = __task_cred(task->real_parent); + ulong1 = va_arg(ap, unsigned long); + gr_log_middle_varargs(audit, msg, gr_task_fullpath(task), task->comm, task_pid_nr(task), GR_GLOBAL_UID(cred->uid), GR_GLOBAL_UID(cred->euid), GR_GLOBAL_GID(cred->gid), GR_GLOBAL_GID(cred->egid), gr_parent_task_fullpath(task), task->real_parent->comm, task_pid_nr(task->real_parent), GR_GLOBAL_UID(pcred->uid), GR_GLOBAL_UID(pcred->euid), GR_GLOBAL_GID(pcred->gid), GR_GLOBAL_GID(pcred->egid), GR_GLOBAL_UID(cred->uid), ulong1); + break; + case GR_CRASH2: + task = va_arg(ap, struct task_struct *); + cred = __task_cred(task); + pcred = __task_cred(task->real_parent); + ulong1 = va_arg(ap, unsigned long); + gr_log_middle_varargs(audit, msg, gr_task_fullpath(task), task->comm, task_pid_nr(task), GR_GLOBAL_UID(cred->uid), GR_GLOBAL_UID(cred->euid), GR_GLOBAL_GID(cred->gid), GR_GLOBAL_GID(cred->egid), gr_parent_task_fullpath(task), task->real_parent->comm, task_pid_nr(task->real_parent), GR_GLOBAL_UID(pcred->uid), GR_GLOBAL_UID(pcred->euid), GR_GLOBAL_GID(pcred->gid), GR_GLOBAL_GID(pcred->egid), ulong1); + break; + case GR_RWXMAP: + file = va_arg(ap, struct file *); + gr_log_middle_varargs(audit, msg, file ? gr_to_filename(file->f_path.dentry, file->f_path.mnt) : "<anonymous mapping>"); + break; + case GR_RWXMAPVMA: + vma = va_arg(ap, struct vm_area_struct *); + if (vma->vm_file) + str1 = gr_to_filename(vma->vm_file->f_path.dentry, vma->vm_file->f_path.mnt); + else if (vma->vm_flags & (VM_GROWSDOWN | VM_GROWSUP)) + str1 = "<stack>"; + else if (vma->vm_start <= current->mm->brk && + vma->vm_end >= current->mm->start_brk) + str1 = "<heap>"; + else + str1 = "<anonymous mapping>"; + gr_log_middle_varargs(audit, msg, str1); + break; + case GR_PSACCT: + { + unsigned int wday, cday; + __u8 whr, chr; + __u8 wmin, cmin; + __u8 wsec, csec; + + task = va_arg(ap, struct task_struct *); + wday = va_arg(ap, unsigned int); + cday = va_arg(ap, unsigned int); + whr = va_arg(ap, int); + chr = va_arg(ap, int); + wmin = va_arg(ap, int); + cmin = va_arg(ap, int); + wsec = va_arg(ap, int); + csec = va_arg(ap, int); + ulong1 = va_arg(ap, unsigned long); + cred = __task_cred(task); + pcred = __task_cred(task->real_parent); + + gr_log_middle_varargs(audit, msg, gr_task_fullpath(task), task->comm, task_pid_nr(task), &task->signal->curr_ip, tty_name(task->signal->tty), GR_GLOBAL_UID(cred->uid), GR_GLOBAL_UID(cred->euid), GR_GLOBAL_GID(cred->gid), GR_GLOBAL_GID(cred->egid), wday, whr, wmin, wsec, cday, chr, cmin, csec, (task->flags & PF_SIGNALED) ? "killed by signal" : "exited", ulong1, gr_parent_task_fullpath(task), task->real_parent->comm, task_pid_nr(task->real_parent), &task->real_parent->signal->curr_ip, tty_name(task->real_parent->signal->tty), GR_GLOBAL_UID(pcred->uid), GR_GLOBAL_UID(pcred->euid), GR_GLOBAL_GID(pcred->gid), GR_GLOBAL_GID(pcred->egid)); + } + break; + default: + gr_log_middle(audit, msg, ap); + } + va_end(ap); + // these don't need DEFAULTSECARGS printed on the end + if (argtypes == GR_CRASH1 || argtypes == GR_CRASH2) + gr_log_end(audit, 0); + else + gr_log_end(audit, 1); + END_LOCKS(audit); +} diff --git a/grsecurity/grsec_mem.c b/grsecurity/grsec_mem.c new file mode 100644 index 0000000..0e39d8c --- /dev/null +++ b/grsecurity/grsec_mem.c @@ -0,0 +1,48 @@ +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/mm.h> +#include <linux/mman.h> +#include <linux/module.h> +#include <linux/grinternal.h> + +void gr_handle_msr_write(void) +{ + gr_log_noargs(GR_DONT_AUDIT, GR_MSRWRITE_MSG); + return; +} +EXPORT_SYMBOL_GPL(gr_handle_msr_write); + +void +gr_handle_ioperm(void) +{ + gr_log_noargs(GR_DONT_AUDIT, GR_IOPERM_MSG); + return; +} + +void +gr_handle_iopl(void) +{ + gr_log_noargs(GR_DONT_AUDIT, GR_IOPL_MSG); + return; +} + +void +gr_handle_mem_readwrite(u64 from, u64 to) +{ + gr_log_two_u64(GR_DONT_AUDIT, GR_MEM_READWRITE_MSG, from, to); + return; +} + +void +gr_handle_vm86(void) +{ + gr_log_noargs(GR_DONT_AUDIT, GR_VM86_MSG); + return; +} + +void +gr_log_badprocpid(const char *entry) +{ + gr_log_str(GR_DONT_AUDIT, GR_BADPROCPID_MSG, entry); + return; +} diff --git a/grsecurity/grsec_mount.c b/grsecurity/grsec_mount.c new file mode 100644 index 0000000..fe02bf4 --- /dev/null +++ b/grsecurity/grsec_mount.c @@ -0,0 +1,65 @@ +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/mount.h> +#include <linux/major.h> +#include <linux/grsecurity.h> +#include <linux/grinternal.h> + +void +gr_log_remount(const char *devname, const int retval) +{ +#ifdef CONFIG_GRKERNSEC_AUDIT_MOUNT + if (grsec_enable_mount && (retval >= 0)) + gr_log_str(GR_DO_AUDIT, GR_REMOUNT_AUDIT_MSG, devname ? devname : "none"); +#endif + return; +} + +void +gr_log_unmount(const char *devname, const int retval) +{ +#ifdef CONFIG_GRKERNSEC_AUDIT_MOUNT + if (grsec_enable_mount && (retval >= 0)) + gr_log_str(GR_DO_AUDIT, GR_UNMOUNT_AUDIT_MSG, devname ? devname : "none"); +#endif + return; +} + +void +gr_log_mount(const char *from, struct path *to, const int retval) +{ +#ifdef CONFIG_GRKERNSEC_AUDIT_MOUNT + if (grsec_enable_mount && (retval >= 0)) + gr_log_str_fs(GR_DO_AUDIT, GR_MOUNT_AUDIT_MSG, from ? from : "none", to->dentry, to->mnt); +#endif + return; +} + +int +gr_handle_rofs_mount(struct dentry *dentry, struct vfsmount *mnt, int mnt_flags) +{ +#ifdef CONFIG_GRKERNSEC_ROFS + if (grsec_enable_rofs && !(mnt_flags & MNT_READONLY)) { + gr_log_fs_generic(GR_DO_AUDIT, GR_ROFS_MOUNT_MSG, dentry, mnt); + return -EPERM; + } else + return 0; +#endif + return 0; +} + +int +gr_handle_rofs_blockwrite(struct dentry *dentry, struct vfsmount *mnt, int acc_mode) +{ +#ifdef CONFIG_GRKERNSEC_ROFS + struct inode *inode = d_backing_inode(dentry); + + if (grsec_enable_rofs && (acc_mode & MAY_WRITE) && + inode && (S_ISBLK(inode->i_mode) || (S_ISCHR(inode->i_mode) && imajor(inode) == RAW_MAJOR))) { + gr_log_fs_generic(GR_DO_AUDIT, GR_ROFS_BLOCKWRITE_MSG, dentry, mnt); + return -EPERM; + } else + return 0; +#endif + return 0; +} diff --git a/grsecurity/grsec_pax.c b/grsecurity/grsec_pax.c new file mode 100644 index 0000000..2ad7b96 --- /dev/null +++ b/grsecurity/grsec_pax.c @@ -0,0 +1,47 @@ +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/mm.h> +#include <linux/file.h> +#include <linux/grinternal.h> +#include <linux/grsecurity.h> + +void +gr_log_textrel(struct vm_area_struct * vma, bool is_textrel_rw) +{ +#ifdef CONFIG_GRKERNSEC_RWXMAP_LOG + if (grsec_enable_log_rwxmaps) + gr_log_textrel_ulong_ulong(GR_DONT_AUDIT, GR_TEXTREL_AUDIT_MSG, + is_textrel_rw ? "executable to writable" : "writable to executable", + vma->vm_file, vma->vm_start, vma->vm_pgoff); +#endif + return; +} + +void gr_log_ptgnustack(struct file *file) +{ +#ifdef CONFIG_GRKERNSEC_RWXMAP_LOG + if (grsec_enable_log_rwxmaps) + gr_log_rwxmap(GR_DONT_AUDIT, GR_PTGNUSTACK_MSG, file); +#endif + return; +} + +void +gr_log_rwxmmap(struct file *file) +{ +#ifdef CONFIG_GRKERNSEC_RWXMAP_LOG + if (grsec_enable_log_rwxmaps) + gr_log_rwxmap(GR_DONT_AUDIT, GR_RWXMMAP_MSG, file); +#endif + return; +} + +void +gr_log_rwxmprotect(struct vm_area_struct *vma) +{ +#ifdef CONFIG_GRKERNSEC_RWXMAP_LOG + if (grsec_enable_log_rwxmaps) + gr_log_rwxmap_vma(GR_DONT_AUDIT, GR_RWXMPROTECT_MSG, vma); +#endif + return; +} diff --git a/grsecurity/grsec_proc.c b/grsecurity/grsec_proc.c new file mode 100644 index 0000000..2005a3a --- /dev/null +++ b/grsecurity/grsec_proc.c @@ -0,0 +1,20 @@ +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/grsecurity.h> +#include <linux/grinternal.h> + +int gr_proc_is_restricted(void) +{ +#if defined(CONFIG_GRKERNSEC_PROC_USER) || defined(CONFIG_GRKERNSEC_PROC_USERGROUP) + const struct cred *cred = current_cred(); +#endif + +#ifdef CONFIG_GRKERNSEC_PROC_USER + if (!uid_eq(cred->fsuid, GLOBAL_ROOT_UID)) + return -EACCES; +#elif defined(CONFIG_GRKERNSEC_PROC_USERGROUP) + if (!uid_eq(cred->fsuid, GLOBAL_ROOT_UID) && !in_group_p(grsec_proc_gid)) + return -EACCES; +#endif + return 0; +} diff --git a/grsecurity/grsec_ptrace.c b/grsecurity/grsec_ptrace.c new file mode 100644 index 0000000..304c518 --- /dev/null +++ b/grsecurity/grsec_ptrace.c @@ -0,0 +1,30 @@ +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/grinternal.h> +#include <linux/security.h> + +void +gr_audit_ptrace(struct task_struct *task) +{ +#ifdef CONFIG_GRKERNSEC_AUDIT_PTRACE + if (grsec_enable_audit_ptrace) + gr_log_ptrace(GR_DO_AUDIT, GR_PTRACE_AUDIT_MSG, task); +#endif + return; +} + +int +gr_ptrace_readexec(struct file *file, int unsafe_flags) +{ +#ifdef CONFIG_GRKERNSEC_PTRACE_READEXEC + const struct dentry *dentry = file->f_path.dentry; + const struct vfsmount *mnt = file->f_path.mnt; + + if (grsec_enable_ptrace_readexec && (unsafe_flags & LSM_UNSAFE_PTRACE) && + (inode_permission(d_backing_inode(dentry), MAY_READ) || !gr_acl_handle_open(dentry, mnt, MAY_READ))) { + gr_log_fs_generic(GR_DONT_AUDIT, GR_PTRACE_READEXEC_MSG, dentry, mnt); + return -EACCES; + } +#endif + return 0; +} diff --git a/grsecurity/grsec_sig.c b/grsecurity/grsec_sig.c new file mode 100644 index 0000000..3860c7e --- /dev/null +++ b/grsecurity/grsec_sig.c @@ -0,0 +1,236 @@ +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/fs.h> +#include <linux/delay.h> +#include <linux/grsecurity.h> +#include <linux/grinternal.h> +#include <linux/hardirq.h> + +char *signames[] = { + [SIGSEGV] = "Segmentation fault", + [SIGILL] = "Illegal instruction", + [SIGABRT] = "Abort", + [SIGBUS] = "Invalid alignment/Bus error" +}; + +void +gr_log_signal(const int sig, const void *addr, const struct task_struct *t) +{ +#ifdef CONFIG_GRKERNSEC_SIGNAL + if (grsec_enable_signal && ((sig == SIGSEGV) || (sig == SIGILL) || + (sig == SIGABRT) || (sig == SIGBUS))) { + if (task_pid_nr(t) == task_pid_nr(current)) { + gr_log_sig_addr(GR_DONT_AUDIT_GOOD, GR_UNISIGLOG_MSG, signames[sig], addr); + } else { + gr_log_sig_task(GR_DONT_AUDIT_GOOD, GR_DUALSIGLOG_MSG, t, sig); + } + } +#endif + return; +} + +int +gr_handle_signal(const struct task_struct *p, const int sig) +{ +#ifdef CONFIG_GRKERNSEC + /* ignore the 0 signal for protected task checks */ + if (task_pid_nr(current) > 1 && sig && gr_check_protected_task(p)) { + gr_log_sig_task(GR_DONT_AUDIT, GR_SIG_ACL_MSG, p, sig); + return -EPERM; + } else if (gr_pid_is_chrooted((struct task_struct *)p)) { + return -EPERM; + } +#endif + return 0; +} + +#ifdef CONFIG_GRKERNSEC +extern int specific_send_sig_info(int sig, struct siginfo *info, struct task_struct *t); + +int gr_fake_force_sig(int sig, struct task_struct *t) +{ + unsigned long int flags; + int ret, blocked, ignored; + struct k_sigaction *action; + + spin_lock_irqsave(&t->sighand->siglock, flags); + action = &t->sighand->action[sig-1]; + ignored = action->sa.sa_handler == SIG_IGN; + blocked = sigismember(&t->blocked, sig); + if (blocked || ignored) { + action->sa.sa_handler = SIG_DFL; + if (blocked) { + sigdelset(&t->blocked, sig); + recalc_sigpending_and_wake(t); + } + } + if (action->sa.sa_handler == SIG_DFL) + t->signal->flags &= ~SIGNAL_UNKILLABLE; + ret = specific_send_sig_info(sig, SEND_SIG_PRIV, t); + + spin_unlock_irqrestore(&t->sighand->siglock, flags); + + return ret; +} +#endif + +#define GR_USER_BAN_TIME (15 * 60) +#define GR_DAEMON_BRUTE_TIME (30 * 60) + +void gr_handle_brute_attach(int dumpable) +{ +#ifdef CONFIG_GRKERNSEC_BRUTE + struct task_struct *p = current; + kuid_t uid = GLOBAL_ROOT_UID; + int daemon = 0; + + if (!grsec_enable_brute) + return; + + rcu_read_lock(); + read_lock(&tasklist_lock); + read_lock(&grsec_exec_file_lock); + if (p->real_parent && gr_is_same_file(p->real_parent->exec_file, p->exec_file)) { + p->real_parent->brute_expires = get_seconds() + GR_DAEMON_BRUTE_TIME; + p->real_parent->brute = 1; + daemon = 1; + } else { + const struct cred *cred = __task_cred(p), *cred2; + struct task_struct *tsk, *tsk2; + + if (dumpable != SUID_DUMP_USER && gr_is_global_nonroot(cred->uid)) { + struct user_struct *user; + + uid = cred->uid; + + /* this is put upon execution past expiration */ + user = find_user(uid); + if (user == NULL) + goto unlock; + user->suid_banned = 1; + user->suid_ban_expires = get_seconds() + GR_USER_BAN_TIME; + if (user->suid_ban_expires == ~0UL) + user->suid_ban_expires--; + + /* only kill other threads of the same binary, from the same user */ + do_each_thread(tsk2, tsk) { + cred2 = __task_cred(tsk); + if (tsk != p && uid_eq(cred2->uid, uid) && gr_is_same_file(tsk->exec_file, p->exec_file)) + gr_fake_force_sig(SIGKILL, tsk); + } while_each_thread(tsk2, tsk); + } + } +unlock: + read_unlock(&grsec_exec_file_lock); + read_unlock(&tasklist_lock); + rcu_read_unlock(); + + if (gr_is_global_nonroot(uid)) + gr_log_fs_int2(GR_DONT_AUDIT, GR_BRUTE_SUID_MSG, p->exec_file->f_path.dentry, p->exec_file->f_path.mnt, GR_GLOBAL_UID(uid), GR_USER_BAN_TIME / 60); + else if (daemon) + gr_log_noargs(GR_DONT_AUDIT, GR_BRUTE_DAEMON_MSG); + +#endif + return; +} + +void gr_handle_brute_check(void) +{ +#ifdef CONFIG_GRKERNSEC_BRUTE + struct task_struct *p = current; + + if (unlikely(p->brute)) { + if (!grsec_enable_brute) + p->brute = 0; + else if (time_before(get_seconds(), p->brute_expires)) + msleep(30 * 1000); + } +#endif + return; +} + +void gr_handle_kernel_exploit(void) +{ +#ifdef CONFIG_GRKERNSEC_KERN_LOCKOUT + const struct cred *cred; + struct task_struct *tsk, *tsk2; + struct user_struct *user; + kuid_t uid; + + if (in_irq() || in_serving_softirq() || in_nmi()) + panic("grsec: halting the system due to suspicious kernel crash caused in interrupt context"); + + uid = current_uid(); + + if (gr_is_global_root(uid)) + panic("grsec: halting the system due to suspicious kernel crash caused by root"); + else { + /* kill all the processes of this user, hold a reference + to their creds struct, and prevent them from creating + another process until system reset + */ + printk(KERN_ALERT "grsec: banning user with uid %u until system restart for suspicious kernel crash\n", + GR_GLOBAL_UID(uid)); + /* we intentionally leak this ref */ + user = get_uid(current->cred->user); + if (user) + user->kernel_banned = 1; + + /* kill all processes of this user */ + read_lock(&tasklist_lock); + do_each_thread(tsk2, tsk) { + cred = __task_cred(tsk); + if (uid_eq(cred->uid, uid)) + gr_fake_force_sig(SIGKILL, tsk); + } while_each_thread(tsk2, tsk); + read_unlock(&tasklist_lock); + } +#endif +} + +#ifdef CONFIG_GRKERNSEC_BRUTE +static bool suid_ban_expired(struct user_struct *user) +{ + if (user->suid_ban_expires != ~0UL && time_after_eq(get_seconds(), user->suid_ban_expires)) { + user->suid_banned = 0; + user->suid_ban_expires = 0; + free_uid(user); + return true; + } + + return false; +} +#endif + +int gr_process_kernel_exec_ban(void) +{ +#ifdef CONFIG_GRKERNSEC_KERN_LOCKOUT + if (unlikely(current->cred->user->kernel_banned)) + return -EPERM; +#endif + return 0; +} + +int gr_process_kernel_setuid_ban(struct user_struct *user) +{ +#ifdef CONFIG_GRKERNSEC_KERN_LOCKOUT + if (unlikely(user->kernel_banned)) + gr_fake_force_sig(SIGKILL, current); +#endif + return 0; +} + +int gr_process_suid_exec_ban(const struct linux_binprm *bprm) +{ +#ifdef CONFIG_GRKERNSEC_BRUTE + struct user_struct *user = current->cred->user; + if (unlikely(user->suid_banned)) { + if (suid_ban_expired(user)) + return 0; + /* disallow execution of suid binaries only */ + else if (!uid_eq(bprm->cred->euid, current->cred->uid)) + return -EPERM; + } +#endif + return 0; +} diff --git a/grsecurity/grsec_sock.c b/grsecurity/grsec_sock.c new file mode 100644 index 0000000..a523bd2 --- /dev/null +++ b/grsecurity/grsec_sock.c @@ -0,0 +1,244 @@ +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/sched.h> +#include <linux/file.h> +#include <linux/net.h> +#include <linux/in.h> +#include <linux/ip.h> +#include <net/sock.h> +#include <net/inet_sock.h> +#include <linux/grsecurity.h> +#include <linux/grinternal.h> +#include <linux/gracl.h> + +extern int gr_search_udp_recvmsg(const struct sock *sk, const struct sk_buff *skb); +extern int gr_search_udp_sendmsg(const struct sock *sk, const struct sockaddr_in *addr); + +EXPORT_SYMBOL_GPL(gr_search_udp_recvmsg); +EXPORT_SYMBOL_GPL(gr_search_udp_sendmsg); + +#ifdef CONFIG_UNIX_MODULE +EXPORT_SYMBOL_GPL(gr_acl_handle_unix); +EXPORT_SYMBOL_GPL(gr_acl_handle_mknod); +EXPORT_SYMBOL_GPL(gr_handle_chroot_unix); +EXPORT_SYMBOL_GPL(gr_handle_create); +#endif + +#ifdef CONFIG_GRKERNSEC +#define gr_conn_table_size 32749 +struct conn_table_entry { + struct conn_table_entry *next; + struct signal_struct *sig; +}; + +struct conn_table_entry *gr_conn_table[gr_conn_table_size]; +DEFINE_SPINLOCK(gr_conn_table_lock); + +extern const char * gr_socktype_to_name(unsigned char type); +extern const char * gr_proto_to_name(unsigned char proto); +extern const char * gr_sockfamily_to_name(unsigned char family); + +static int +conn_hash(__u32 saddr, __u32 daddr, __u16 sport, __u16 dport, unsigned int size) +{ + return ((daddr + saddr + (sport << 8) + (dport << 16)) % size); +} + +static int +conn_match(const struct signal_struct *sig, __u32 saddr, __u32 daddr, + __u16 sport, __u16 dport) +{ + if (unlikely(sig->gr_saddr == saddr && sig->gr_daddr == daddr && + sig->gr_sport == sport && sig->gr_dport == dport)) + return 1; + else + return 0; +} + +static void gr_add_to_task_ip_table_nolock(struct signal_struct *sig, struct conn_table_entry *newent) +{ + struct conn_table_entry **match; + unsigned int index; + + index = conn_hash(sig->gr_saddr, sig->gr_daddr, + sig->gr_sport, sig->gr_dport, + gr_conn_table_size); + + newent->sig = sig; + + match = &gr_conn_table[index]; + newent->next = *match; + *match = newent; + + return; +} + +static void gr_del_task_from_ip_table_nolock(struct signal_struct *sig) +{ + struct conn_table_entry *match, *last = NULL; + unsigned int index; + + index = conn_hash(sig->gr_saddr, sig->gr_daddr, + sig->gr_sport, sig->gr_dport, + gr_conn_table_size); + + match = gr_conn_table[index]; + while (match && !conn_match(match->sig, + sig->gr_saddr, sig->gr_daddr, sig->gr_sport, + sig->gr_dport)) { + last = match; + match = match->next; + } + + if (match) { + if (last) + last->next = match->next; + else + gr_conn_table[index] = NULL; + kfree(match); + } + + return; +} + +static struct signal_struct * gr_lookup_task_ip_table(__u32 saddr, __u32 daddr, + __u16 sport, __u16 dport) +{ + struct conn_table_entry *match; + unsigned int index; + + index = conn_hash(saddr, daddr, sport, dport, gr_conn_table_size); + + match = gr_conn_table[index]; + while (match && !conn_match(match->sig, saddr, daddr, sport, dport)) + match = match->next; + + if (match) + return match->sig; + else + return NULL; +} + +#endif + +void gr_update_task_in_ip_table(const struct inet_sock *inet) +{ +#ifdef CONFIG_GRKERNSEC + struct signal_struct *sig = current->signal; + struct conn_table_entry *newent; + + newent = kmalloc(sizeof(struct conn_table_entry), GFP_ATOMIC); + if (newent == NULL) + return; + /* no bh lock needed since we are called with bh disabled */ + spin_lock(&gr_conn_table_lock); + gr_del_task_from_ip_table_nolock(sig); + sig->gr_saddr = inet->inet_rcv_saddr; + sig->gr_daddr = inet->inet_daddr; + sig->gr_sport = inet->inet_sport; + sig->gr_dport = inet->inet_dport; + gr_add_to_task_ip_table_nolock(sig, newent); + spin_unlock(&gr_conn_table_lock); +#endif + return; +} + +void gr_del_task_from_ip_table(struct task_struct *task) +{ +#ifdef CONFIG_GRKERNSEC + spin_lock_bh(&gr_conn_table_lock); + gr_del_task_from_ip_table_nolock(task->signal); + spin_unlock_bh(&gr_conn_table_lock); +#endif + return; +} + +void +gr_attach_curr_ip(const struct sock *sk) +{ +#ifdef CONFIG_GRKERNSEC + struct signal_struct *p, *set; + const struct inet_sock *inet = inet_sk(sk); + + if (unlikely(sk->sk_protocol != IPPROTO_TCP)) + return; + + set = current->signal; + + spin_lock_bh(&gr_conn_table_lock); + p = gr_lookup_task_ip_table(inet->inet_daddr, inet->inet_rcv_saddr, + inet->inet_dport, inet->inet_sport); + if (unlikely(p != NULL)) { + set->curr_ip = p->curr_ip; + set->used_accept = 1; + gr_del_task_from_ip_table_nolock(p); + spin_unlock_bh(&gr_conn_table_lock); + return; + } + spin_unlock_bh(&gr_conn_table_lock); + + set->curr_ip = inet->inet_daddr; + set->used_accept = 1; +#endif + return; +} + +int +gr_handle_sock_all(const int family, const int type, const int protocol) +{ +#ifdef CONFIG_GRKERNSEC_SOCKET_ALL + if (grsec_enable_socket_all && in_group_p(grsec_socket_all_gid) && + (family != AF_UNIX)) { + if (family == AF_INET) + gr_log_str3(GR_DONT_AUDIT, GR_SOCK_MSG, gr_sockfamily_to_name(family), gr_socktype_to_name(type), gr_proto_to_name(protocol)); + else + gr_log_str2_int(GR_DONT_AUDIT, GR_SOCK_NOINET_MSG, gr_sockfamily_to_name(family), gr_socktype_to_name(type), protocol); + return -EACCES; + } +#endif + return 0; +} + +int +gr_handle_sock_server(const struct sockaddr *sck) +{ +#ifdef CONFIG_GRKERNSEC_SOCKET_SERVER + if (grsec_enable_socket_server && + in_group_p(grsec_socket_server_gid) && + sck && (sck->sa_family != AF_UNIX) && + (sck->sa_family != AF_LOCAL)) { + gr_log_noargs(GR_DONT_AUDIT, GR_BIND_MSG); + return -EACCES; + } +#endif + return 0; +} + +int +gr_handle_sock_server_other(const struct sock *sck) +{ +#ifdef CONFIG_GRKERNSEC_SOCKET_SERVER + if (grsec_enable_socket_server && + in_group_p(grsec_socket_server_gid) && + sck && (sck->sk_family != AF_UNIX) && + (sck->sk_family != AF_LOCAL)) { + gr_log_noargs(GR_DONT_AUDIT, GR_BIND_MSG); + return -EACCES; + } +#endif + return 0; +} + +int +gr_handle_sock_client(const struct sockaddr *sck) +{ +#ifdef CONFIG_GRKERNSEC_SOCKET_CLIENT + if (grsec_enable_socket_client && in_group_p(grsec_socket_client_gid) && + sck && (sck->sa_family != AF_UNIX) && + (sck->sa_family != AF_LOCAL)) { + gr_log_noargs(GR_DONT_AUDIT, GR_CONNECT_MSG); + return -EACCES; + } +#endif + return 0; +} diff --git a/grsecurity/grsec_sysctl.c b/grsecurity/grsec_sysctl.c new file mode 100644 index 0000000..aaec43c --- /dev/null +++ b/grsecurity/grsec_sysctl.c @@ -0,0 +1,488 @@ +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/sysctl.h> +#include <linux/grsecurity.h> +#include <linux/grinternal.h> + +int +gr_handle_sysctl_mod(const char *dirname, const char *name, const int op) +{ +#ifdef CONFIG_GRKERNSEC_SYSCTL + if (dirname == NULL || name == NULL) + return 0; + if (!strcmp(dirname, "grsecurity") && grsec_lock && (op & MAY_WRITE)) { + gr_log_str(GR_DONT_AUDIT, GR_SYSCTL_MSG, name); + return -EACCES; + } +#endif + return 0; +} + +#if defined(CONFIG_GRKERNSEC_ROFS) || defined(CONFIG_GRKERNSEC_DENYUSB) +static int __maybe_unused __read_only one = 1; +#endif + +#if defined(CONFIG_GRKERNSEC_SYSCTL) || defined(CONFIG_GRKERNSEC_ROFS) || \ + defined(CONFIG_GRKERNSEC_DENYUSB) +struct ctl_table grsecurity_table[] = { +#ifdef CONFIG_GRKERNSEC_SYSCTL +#ifdef CONFIG_GRKERNSEC_SYSCTL_DISTRO +#ifdef CONFIG_GRKERNSEC_IO + { + .procname = "disable_priv_io", + .data = &grsec_disable_privio, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#endif +#ifdef CONFIG_GRKERNSEC_LINK + { + .procname = "linking_restrictions", + .data = &grsec_enable_link, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_SYMLINKOWN + { + .procname = "enforce_symlinksifowner", + .data = &grsec_enable_symlinkown, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, + { + .procname = "symlinkown_gid", + .data = &grsec_symlinkown_gid, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_BRUTE + { + .procname = "deter_bruteforce", + .data = &grsec_enable_brute, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_FIFO + { + .procname = "fifo_restrictions", + .data = &grsec_enable_fifo, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_PTRACE_READEXEC + { + .procname = "ptrace_readexec", + .data = &grsec_enable_ptrace_readexec, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_SETXID + { + .procname = "consistent_setxid", + .data = &grsec_enable_setxid, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_BLACKHOLE + { + .procname = "ip_blackhole", + .data = &grsec_enable_blackhole, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, + { + .procname = "lastack_retries", + .data = &grsec_lastack_retries, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_EXECLOG + { + .procname = "exec_logging", + .data = &grsec_enable_execlog, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_RWXMAP_LOG + { + .procname = "rwxmap_logging", + .data = &grsec_enable_log_rwxmaps, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_SIGNAL + { + .procname = "signal_logging", + .data = &grsec_enable_signal, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_FORKFAIL + { + .procname = "forkfail_logging", + .data = &grsec_enable_forkfail, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_TIME + { + .procname = "timechange_logging", + .data = &grsec_enable_time, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_SHMAT + { + .procname = "chroot_deny_shmat", + .data = &grsec_enable_chroot_shmat, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_UNIX + { + .procname = "chroot_deny_unix", + .data = &grsec_enable_chroot_unix, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_MOUNT + { + .procname = "chroot_deny_mount", + .data = &grsec_enable_chroot_mount, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_FCHDIR + { + .procname = "chroot_deny_fchdir", + .data = &grsec_enable_chroot_fchdir, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_DOUBLE + { + .procname = "chroot_deny_chroot", + .data = &grsec_enable_chroot_double, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_PIVOT + { + .procname = "chroot_deny_pivot", + .data = &grsec_enable_chroot_pivot, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_CHDIR + { + .procname = "chroot_enforce_chdir", + .data = &grsec_enable_chroot_chdir, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_CHMOD + { + .procname = "chroot_deny_chmod", + .data = &grsec_enable_chroot_chmod, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_MKNOD + { + .procname = "chroot_deny_mknod", + .data = &grsec_enable_chroot_mknod, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_NICE + { + .procname = "chroot_restrict_nice", + .data = &grsec_enable_chroot_nice, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_EXECLOG + { + .procname = "chroot_execlog", + .data = &grsec_enable_chroot_execlog, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_CAPS + { + .procname = "chroot_caps", + .data = &grsec_enable_chroot_caps, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_RENAME + { + .procname = "chroot_deny_bad_rename", + .data = &grsec_enable_chroot_rename, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_SYSCTL + { + .procname = "chroot_deny_sysctl", + .data = &grsec_enable_chroot_sysctl, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_TPE + { + .procname = "tpe", + .data = &grsec_enable_tpe, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, + { + .procname = "tpe_gid", + .data = &grsec_tpe_gid, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_TPE_INVERT + { + .procname = "tpe_invert", + .data = &grsec_enable_tpe_invert, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_TPE_ALL + { + .procname = "tpe_restrict_all", + .data = &grsec_enable_tpe_all, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_SOCKET_ALL + { + .procname = "socket_all", + .data = &grsec_enable_socket_all, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, + { + .procname = "socket_all_gid", + .data = &grsec_socket_all_gid, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_SOCKET_CLIENT + { + .procname = "socket_client", + .data = &grsec_enable_socket_client, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, + { + .procname = "socket_client_gid", + .data = &grsec_socket_client_gid, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_SOCKET_SERVER + { + .procname = "socket_server", + .data = &grsec_enable_socket_server, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, + { + .procname = "socket_server_gid", + .data = &grsec_socket_server_gid, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_AUDIT_GROUP + { + .procname = "audit_group", + .data = &grsec_enable_group, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, + { + .procname = "audit_gid", + .data = &grsec_audit_gid, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_AUDIT_CHDIR + { + .procname = "audit_chdir", + .data = &grsec_enable_chdir, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_AUDIT_MOUNT + { + .procname = "audit_mount", + .data = &grsec_enable_mount, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_DMESG + { + .procname = "dmesg", + .data = &grsec_enable_dmesg, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_CHROOT_FINDTASK + { + .procname = "chroot_findtask", + .data = &grsec_enable_chroot_findtask, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_RESLOG + { + .procname = "resource_logging", + .data = &grsec_resource_logging, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_AUDIT_PTRACE + { + .procname = "audit_ptrace", + .data = &grsec_enable_audit_ptrace, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_HARDEN_PTRACE + { + .procname = "harden_ptrace", + .data = &grsec_enable_harden_ptrace, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_HARDEN_IPC + { + .procname = "harden_ipc", + .data = &grsec_enable_harden_ipc, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif + { + .procname = "grsec_lock", + .data = &grsec_lock, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif +#ifdef CONFIG_GRKERNSEC_ROFS + { + .procname = "romount_protect", + .data = &grsec_enable_rofs, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_minmax_secure, + .extra1 = &one, + .extra2 = &one, + }, +#endif +#if defined(CONFIG_GRKERNSEC_DENYUSB) && !defined(CONFIG_GRKERNSEC_DENYUSB_FORCE) + { + .procname = "deny_new_usb", + .data = &grsec_deny_new_usb, + .maxlen = sizeof(int), + .mode = 0600, + .proc_handler = &proc_dointvec_secure, + }, +#endif + { } +}; +#endif diff --git a/grsecurity/grsec_time.c b/grsecurity/grsec_time.c new file mode 100644 index 0000000..61b514e --- /dev/null +++ b/grsecurity/grsec_time.c @@ -0,0 +1,16 @@ +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/grinternal.h> +#include <linux/module.h> + +void +gr_log_timechange(void) +{ +#ifdef CONFIG_GRKERNSEC_TIME + if (grsec_enable_time) + gr_log_noargs(GR_DONT_AUDIT_GOOD, GR_TIME_MSG); +#endif + return; +} + +EXPORT_SYMBOL_GPL(gr_log_timechange); diff --git a/grsecurity/grsec_tpe.c b/grsecurity/grsec_tpe.c new file mode 100644 index 0000000..9786671 --- /dev/null +++ b/grsecurity/grsec_tpe.c @@ -0,0 +1,78 @@ +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/file.h> +#include <linux/fs.h> +#include <linux/grinternal.h> + +extern int gr_acl_tpe_check(void); + +int +gr_tpe_allow(const struct file *file) +{ +#ifdef CONFIG_GRKERNSEC + struct inode *inode = d_backing_inode(file->f_path.dentry->d_parent); + struct inode *file_inode = d_backing_inode(file->f_path.dentry); + const struct cred *cred = current_cred(); + char *msg = NULL; + char *msg2 = NULL; + + // never restrict root + if (gr_is_global_root(cred->uid)) + return 1; + + if (grsec_enable_tpe) { +#ifdef CONFIG_GRKERNSEC_TPE_INVERT + if (grsec_enable_tpe_invert && !in_group_p(grsec_tpe_gid)) + msg = "not being in trusted group"; + else if (!grsec_enable_tpe_invert && in_group_p(grsec_tpe_gid)) + msg = "being in untrusted group"; +#else + if (in_group_p(grsec_tpe_gid)) + msg = "being in untrusted group"; +#endif + } + if (!msg && gr_acl_tpe_check()) + msg = "being in untrusted role"; + + // not in any affected group/role + if (!msg) + goto next_check; + + if (gr_is_global_nonroot(inode->i_uid)) + msg2 = "file in non-root-owned directory"; + else if (inode->i_mode & S_IWOTH) + msg2 = "file in world-writable directory"; + else if (inode->i_mode & S_IWGRP) + msg2 = "file in group-writable directory"; + else if (file_inode->i_mode & S_IWOTH) + msg2 = "file is world-writable"; + + if (msg && msg2) { + char fullmsg[70] = {0}; + snprintf(fullmsg, sizeof(fullmsg)-1, "%s and %s", msg, msg2); + gr_log_str_fs(GR_DONT_AUDIT, GR_EXEC_TPE_MSG, fullmsg, file->f_path.dentry, file->f_path.mnt); + return 0; + } + msg = NULL; +next_check: +#ifdef CONFIG_GRKERNSEC_TPE_ALL + if (!grsec_enable_tpe || !grsec_enable_tpe_all) + return 1; + + if (gr_is_global_nonroot(inode->i_uid) && !uid_eq(inode->i_uid, cred->uid)) + msg = "directory not owned by user"; + else if (inode->i_mode & S_IWOTH) + msg = "file in world-writable directory"; + else if (inode->i_mode & S_IWGRP) + msg = "file in group-writable directory"; + else if (file_inode->i_mode & S_IWOTH) + msg = "file is world-writable"; + + if (msg) { + gr_log_str_fs(GR_DONT_AUDIT, GR_EXEC_TPE_MSG, msg, file->f_path.dentry, file->f_path.mnt); + return 0; + } +#endif +#endif + return 1; +} diff --git a/grsecurity/grsec_usb.c b/grsecurity/grsec_usb.c new file mode 100644 index 0000000..ae02d8e --- /dev/null +++ b/grsecurity/grsec_usb.c @@ -0,0 +1,15 @@ +#include <linux/kernel.h> +#include <linux/grinternal.h> +#include <linux/module.h> + +int gr_handle_new_usb(void) +{ +#ifdef CONFIG_GRKERNSEC_DENYUSB + if (grsec_deny_new_usb) { + printk(KERN_ALERT "grsec: denied insert of new USB device\n"); + return 1; + } +#endif + return 0; +} +EXPORT_SYMBOL_GPL(gr_handle_new_usb); diff --git a/grsecurity/grsum.c b/grsecurity/grsum.c new file mode 100644 index 0000000..158b330 --- /dev/null +++ b/grsecurity/grsum.c @@ -0,0 +1,64 @@ +#include <linux/err.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/mm.h> +#include <linux/scatterlist.h> +#include <linux/crypto.h> +#include <linux/gracl.h> + + +#if !defined(CONFIG_CRYPTO) || defined(CONFIG_CRYPTO_MODULE) || !defined(CONFIG_CRYPTO_SHA256) || defined(CONFIG_CRYPTO_SHA256_MODULE) +#error "crypto and sha256 must be built into the kernel" +#endif + +int +chkpw(struct gr_arg *entry, unsigned char *salt, unsigned char *sum) +{ + struct crypto_hash *tfm; + struct hash_desc desc; + struct scatterlist sg[2]; + unsigned char temp_sum[GR_SHA_LEN] __attribute__((aligned(__alignof__(unsigned long)))); + unsigned long *tmpsumptr = (unsigned long *)temp_sum; + unsigned long *sumptr = (unsigned long *)sum; + int cryptres; + int retval = 1; + volatile int mismatched = 0; + volatile int dummy = 0; + unsigned int i; + + tfm = crypto_alloc_hash("sha256", 0, CRYPTO_ALG_ASYNC); + if (IS_ERR(tfm)) { + /* should never happen, since sha256 should be built in */ + memset(entry->pw, 0, GR_PW_LEN); + return 1; + } + + sg_init_table(sg, 2); + sg_set_buf(&sg[0], salt, GR_SALT_LEN); + sg_set_buf(&sg[1], entry->pw, strlen(entry->pw)); + + desc.tfm = tfm; + desc.flags = 0; + + cryptres = crypto_hash_digest(&desc, sg, GR_SALT_LEN + strlen(entry->pw), + temp_sum); + + memset(entry->pw, 0, GR_PW_LEN); + + if (cryptres) + goto out; + + for (i = 0; i < GR_SHA_LEN/sizeof(tmpsumptr[0]); i++) + if (sumptr[i] != tmpsumptr[i]) + mismatched = 1; + else + dummy = 1; // waste a cycle + + if (!mismatched) + retval = dummy - 1; + +out: + crypto_free_hash(tfm); + + return retval; +} diff --git a/include/asm-generic/4level-fixup.h b/include/asm-generic/4level-fixup.h index 5bdab6b..9ae82fe 100644 --- a/include/asm-generic/4level-fixup.h +++ b/include/asm-generic/4level-fixup.h @@ -14,8 +14,10 @@ #define pmd_alloc(mm, pud, address) \ ((unlikely(pgd_none(*(pud))) && __pmd_alloc(mm, pud, address))? \ NULL: pmd_offset(pud, address)) +#define pmd_alloc_kernel(mm, pud, address) pmd_alloc((mm), (pud), (address)) #define pud_alloc(mm, pgd, address) (pgd) +#define pud_alloc_kernel(mm, pgd, address) pud_alloc((mm), (pgd), (address)) #define pud_offset(pgd, start) (pgd) #define pud_none(pud) 0 #define pud_bad(pud) 0 diff --git a/include/asm-generic/atomic-long.h b/include/asm-generic/atomic-long.h index a94cbeb..c671578 100644 --- a/include/asm-generic/atomic-long.h +++ b/include/asm-generic/atomic-long.h @@ -22,6 +22,12 @@ typedef atomic64_t atomic_long_t; +#ifdef CONFIG_PAX_REFCOUNT +typedef atomic64_unchecked_t atomic_long_unchecked_t; +#else +typedef atomic64_t atomic_long_unchecked_t; +#endif + #define ATOMIC_LONG_INIT(i) ATOMIC64_INIT(i) #define ATOMIC_LONG_PFX(x) atomic64 ## x @@ -29,51 +35,61 @@ typedef atomic64_t atomic_long_t; typedef atomic_t atomic_long_t; +#ifdef CONFIG_PAX_REFCOUNT +typedef atomic_unchecked_t atomic_long_unchecked_t; +#else +typedef atomic_t atomic_long_unchecked_t; +#endif + #define ATOMIC_LONG_INIT(i) ATOMIC_INIT(i) #define ATOMIC_LONG_PFX(x) atomic ## x #endif -#define ATOMIC_LONG_READ_OP(mo) \ -static inline long atomic_long_read##mo(atomic_long_t *l) \ +#define ATOMIC_LONG_READ_OP(mo, suffix) \ +static inline long atomic_long_read##mo##suffix(atomic_long##suffix##_t *l)\ { \ - ATOMIC_LONG_PFX(_t) *v = (ATOMIC_LONG_PFX(_t) *)l; \ + ATOMIC_LONG_PFX(suffix##_t) *v = (ATOMIC_LONG_PFX(suffix##_t) *)l;\ \ - return (long)ATOMIC_LONG_PFX(_read##mo)(v); \ + return (long)ATOMIC_LONG_PFX(_read##mo##suffix)(v); \ } -ATOMIC_LONG_READ_OP() -ATOMIC_LONG_READ_OP(_acquire) +ATOMIC_LONG_READ_OP(,) +ATOMIC_LONG_READ_OP(,_unchecked) +ATOMIC_LONG_READ_OP(_acquire,) #undef ATOMIC_LONG_READ_OP -#define ATOMIC_LONG_SET_OP(mo) \ -static inline void atomic_long_set##mo(atomic_long_t *l, long i) \ +#define ATOMIC_LONG_SET_OP(mo, suffix) \ +static inline void atomic_long_set##mo##suffix(atomic_long##suffix##_t *l, long i)\ { \ - ATOMIC_LONG_PFX(_t) *v = (ATOMIC_LONG_PFX(_t) *)l; \ + ATOMIC_LONG_PFX(suffix##_t) *v = (ATOMIC_LONG_PFX(suffix##_t) *)l;\ \ - ATOMIC_LONG_PFX(_set##mo)(v, i); \ + ATOMIC_LONG_PFX(_set##mo##suffix)(v, i); \ } -ATOMIC_LONG_SET_OP() -ATOMIC_LONG_SET_OP(_release) +ATOMIC_LONG_SET_OP(,) +ATOMIC_LONG_SET_OP(,_unchecked) +ATOMIC_LONG_SET_OP(_release,) #undef ATOMIC_LONG_SET_OP -#define ATOMIC_LONG_ADD_SUB_OP(op, mo) \ +#define ATOMIC_LONG_ADD_SUB_OP(op, mo, suffix) \ static inline long \ -atomic_long_##op##_return##mo(long i, atomic_long_t *l) \ +atomic_long_##op##_return##mo##suffix(long i, atomic_long##suffix##_t *l)\ { \ - ATOMIC_LONG_PFX(_t) *v = (ATOMIC_LONG_PFX(_t) *)l; \ + ATOMIC_LONG_PFX(suffix##_t) *v = (ATOMIC_LONG_PFX(suffix##_t) *)l;\ \ - return (long)ATOMIC_LONG_PFX(_##op##_return##mo)(i, v); \ + return (long)ATOMIC_LONG_PFX(_##op##_return##mo##suffix)(i, v); \ } -ATOMIC_LONG_ADD_SUB_OP(add,) -ATOMIC_LONG_ADD_SUB_OP(add, _relaxed) -ATOMIC_LONG_ADD_SUB_OP(add, _acquire) -ATOMIC_LONG_ADD_SUB_OP(add, _release) -ATOMIC_LONG_ADD_SUB_OP(sub,) -ATOMIC_LONG_ADD_SUB_OP(sub, _relaxed) -ATOMIC_LONG_ADD_SUB_OP(sub, _acquire) -ATOMIC_LONG_ADD_SUB_OP(sub, _release) +ATOMIC_LONG_ADD_SUB_OP(add,,) +ATOMIC_LONG_ADD_SUB_OP(add,,_unchecked) +ATOMIC_LONG_ADD_SUB_OP(add, _relaxed,) +ATOMIC_LONG_ADD_SUB_OP(add, _acquire,) +ATOMIC_LONG_ADD_SUB_OP(add, _release,) +ATOMIC_LONG_ADD_SUB_OP(sub,,) +//ATOMIC_LONG_ADD_SUB_OP(sub,,_unchecked) +ATOMIC_LONG_ADD_SUB_OP(sub, _relaxed,) +ATOMIC_LONG_ADD_SUB_OP(sub, _acquire,) +ATOMIC_LONG_ADD_SUB_OP(sub, _release,) #undef ATOMIC_LONG_ADD_SUB_OP @@ -105,6 +121,15 @@ static inline void atomic_long_inc(atomic_long_t *l) ATOMIC_LONG_PFX(_inc)(v); } +#ifdef CONFIG_PAX_REFCOUNT +static inline void atomic_long_inc_unchecked(atomic_long_unchecked_t *l) +{ + ATOMIC_LONG_PFX(_unchecked_t) *v = (ATOMIC_LONG_PFX(_unchecked_t) *)l; + + ATOMIC_LONG_PFX(_inc_unchecked)(v); +} +#endif + static inline void atomic_long_dec(atomic_long_t *l) { ATOMIC_LONG_PFX(_t) *v = (ATOMIC_LONG_PFX(_t) *)l; @@ -112,6 +137,15 @@ static inline void atomic_long_dec(atomic_long_t *l) ATOMIC_LONG_PFX(_dec)(v); } +#ifdef CONFIG_PAX_REFCOUNT +static inline void atomic_long_dec_unchecked(atomic_long_unchecked_t *l) +{ + ATOMIC_LONG_PFX(_unchecked_t) *v = (ATOMIC_LONG_PFX(_unchecked_t) *)l; + + ATOMIC_LONG_PFX(_dec_unchecked)(v); +} +#endif + static inline void atomic_long_add(long i, atomic_long_t *l) { ATOMIC_LONG_PFX(_t) *v = (ATOMIC_LONG_PFX(_t) *)l; @@ -119,6 +153,15 @@ static inline void atomic_long_add(long i, atomic_long_t *l) ATOMIC_LONG_PFX(_add)(i, v); } +#ifdef CONFIG_PAX_REFCOUNT +static inline void atomic_long_add_unchecked(long i, atomic_long_unchecked_t *l) +{ + ATOMIC_LONG_PFX(_unchecked_t) *v = (ATOMIC_LONG_PFX(_unchecked_t) *)l; + + ATOMIC_LONG_PFX(_add_unchecked)(i, v); +} +#endif + static inline void atomic_long_sub(long i, atomic_long_t *l) { ATOMIC_LONG_PFX(_t) *v = (ATOMIC_LONG_PFX(_t) *)l; @@ -126,6 +169,15 @@ static inline void atomic_long_sub(long i, atomic_long_t *l) ATOMIC_LONG_PFX(_sub)(i, v); } +#ifdef CONFIG_PAX_REFCOUNT +static inline void atomic_long_sub_unchecked(long i, atomic_long_unchecked_t *l) +{ + ATOMIC_LONG_PFX(_unchecked_t) *v = (ATOMIC_LONG_PFX(_unchecked_t) *)l; + + ATOMIC_LONG_PFX(_sub_unchecked)(i, v); +} +#endif + static inline int atomic_long_sub_and_test(long i, atomic_long_t *l) { ATOMIC_LONG_PFX(_t) *v = (ATOMIC_LONG_PFX(_t) *)l; @@ -161,6 +213,15 @@ static inline long atomic_long_inc_return(atomic_long_t *l) return (long)ATOMIC_LONG_PFX(_inc_return)(v); } +#ifdef CONFIG_PAX_REFCOUNT +static inline long atomic_long_inc_return_unchecked(atomic_long_unchecked_t *l) +{ + ATOMIC_LONG_PFX(_unchecked_t) *v = (ATOMIC_LONG_PFX(_unchecked_t) *)l; + + return (long)ATOMIC_LONG_PFX(_inc_return_unchecked)(v); +} +#endif + static inline long atomic_long_dec_return(atomic_long_t *l) { ATOMIC_LONG_PFX(_t) *v = (ATOMIC_LONG_PFX(_t) *)l; @@ -178,4 +239,51 @@ static inline long atomic_long_add_unless(atomic_long_t *l, long a, long u) #define atomic_long_inc_not_zero(l) \ ATOMIC_LONG_PFX(_inc_not_zero)((ATOMIC_LONG_PFX(_t) *)(l)) +#ifdef CONFIG_PAX_REFCOUNT +static inline void pax_refcount_needs_these_functions(void) +{ + atomic_read_unchecked((atomic_unchecked_t *)NULL); + atomic_set_unchecked((atomic_unchecked_t *)NULL, 0); + atomic_add_unchecked(0, (atomic_unchecked_t *)NULL); + atomic_sub_unchecked(0, (atomic_unchecked_t *)NULL); + atomic_inc_unchecked((atomic_unchecked_t *)NULL); + (void)atomic_inc_and_test_unchecked((atomic_unchecked_t *)NULL); + atomic_inc_return_unchecked((atomic_unchecked_t *)NULL); + atomic_add_return_unchecked(0, (atomic_unchecked_t *)NULL); + atomic_dec_unchecked((atomic_unchecked_t *)NULL); + atomic_cmpxchg_unchecked((atomic_unchecked_t *)NULL, 0, 0); + (void)atomic_xchg_unchecked((atomic_unchecked_t *)NULL, 0); + + atomic_long_read_unchecked((atomic_long_unchecked_t *)NULL); + atomic_long_set_unchecked((atomic_long_unchecked_t *)NULL, 0); + atomic_long_add_unchecked(0, (atomic_long_unchecked_t *)NULL); + atomic_long_sub_unchecked(0, (atomic_long_unchecked_t *)NULL); + atomic_long_inc_unchecked((atomic_long_unchecked_t *)NULL); + atomic_long_add_return_unchecked(0, (atomic_long_unchecked_t *)NULL); + atomic_long_inc_return_unchecked((atomic_long_unchecked_t *)NULL); + atomic_long_dec_unchecked((atomic_long_unchecked_t *)NULL); +} +#else +#define atomic_read_unchecked(v) atomic_read(v) +#define atomic_set_unchecked(v, i) atomic_set((v), (i)) +#define atomic_add_unchecked(i, v) atomic_add((i), (v)) +#define atomic_sub_unchecked(i, v) atomic_sub((i), (v)) +#define atomic_inc_unchecked(v) atomic_inc(v) +#define atomic_inc_and_test_unchecked(v) atomic_inc_and_test(v) +#define atomic_inc_return_unchecked(v) atomic_inc_return(v) +#define atomic_add_return_unchecked(i, v) atomic_add_return((i), (v)) +#define atomic_dec_unchecked(v) atomic_dec(v) +#define atomic_cmpxchg_unchecked(v, o, n) atomic_cmpxchg((v), (o), (n)) +#define atomic_xchg_unchecked(v, i) atomic_xchg((v), (i)) + +#define atomic_long_read_unchecked(v) atomic_long_read(v) +#define atomic_long_set_unchecked(v, i) atomic_long_set((v), (i)) +#define atomic_long_add_unchecked(i, v) atomic_long_add((i), (v)) +#define atomic_long_sub_unchecked(i, v) atomic_long_sub((i), (v)) +#define atomic_long_inc_unchecked(v) atomic_long_inc(v) +#define atomic_long_add_return_unchecked(i, v) atomic_long_add_return((i), (v)) +#define atomic_long_inc_return_unchecked(v) atomic_long_inc_return(v) +#define atomic_long_dec_unchecked(v) atomic_long_dec(v) +#endif + #endif /* _ASM_GENERIC_ATOMIC_LONG_H */ diff --git a/include/asm-generic/atomic64.h b/include/asm-generic/atomic64.h index d48e78c..d29d3a3 100644 --- a/include/asm-generic/atomic64.h +++ b/include/asm-generic/atomic64.h @@ -16,6 +16,8 @@ typedef struct { long long counter; } atomic64_t; +typedef atomic64_t atomic64_unchecked_t; + #define ATOMIC64_INIT(i) { (i) } extern long long atomic64_read(const atomic64_t *v); @@ -55,4 +57,14 @@ extern int atomic64_add_unless(atomic64_t *v, long long a, long long u); #define atomic64_dec_and_test(v) (atomic64_dec_return((v)) == 0) #define atomic64_inc_not_zero(v) atomic64_add_unless((v), 1LL, 0LL) +#define atomic64_read_unchecked(v) atomic64_read(v) +#define atomic64_set_unchecked(v, i) atomic64_set((v), (i)) +#define atomic64_add_unchecked(a, v) atomic64_add((a), (v)) +#define atomic64_add_return_unchecked(a, v) atomic64_add_return((a), (v)) +#define atomic64_sub_unchecked(a, v) atomic64_sub((a), (v)) +#define atomic64_inc_unchecked(v) atomic64_inc(v) +#define atomic64_inc_return_unchecked(v) atomic64_inc_return(v) +#define atomic64_dec_unchecked(v) atomic64_dec(v) +#define atomic64_cmpxchg_unchecked(v, o, n) atomic64_cmpxchg((v), (o), (n)) + #endif /* _ASM_GENERIC_ATOMIC64_H */ diff --git a/include/asm-generic/bitops/__fls.h b/include/asm-generic/bitops/__fls.h index a60a7cc..0fe12f2 100644 --- a/include/asm-generic/bitops/__fls.h +++ b/include/asm-generic/bitops/__fls.h @@ -9,7 +9,7 @@ * * Undefined if no set bit exists, so code should check against 0 first. */ -static __always_inline unsigned long __fls(unsigned long word) +static __always_inline unsigned long __intentional_overflow(-1) __fls(unsigned long word) { int num = BITS_PER_LONG - 1; diff --git a/include/asm-generic/bitops/fls.h b/include/asm-generic/bitops/fls.h index 0576d1f..dad6c71 100644 --- a/include/asm-generic/bitops/fls.h +++ b/include/asm-generic/bitops/fls.h @@ -9,7 +9,7 @@ * Note fls(0) = 0, fls(1) = 1, fls(0x80000000) = 32. */ -static __always_inline int fls(int x) +static __always_inline int __intentional_overflow(-1) fls(int x) { int r = 32; diff --git a/include/asm-generic/bitops/fls64.h b/include/asm-generic/bitops/fls64.h index b097cf8..3d40e14 100644 --- a/include/asm-generic/bitops/fls64.h +++ b/include/asm-generic/bitops/fls64.h @@ -15,7 +15,7 @@ * at position 64. */ #if BITS_PER_LONG == 32 -static __always_inline int fls64(__u64 x) +static __always_inline int __intentional_overflow(-1) fls64(__u64 x) { __u32 h = x >> 32; if (h) @@ -23,7 +23,7 @@ static __always_inline int fls64(__u64 x) return fls(x); } #elif BITS_PER_LONG == 64 -static __always_inline int fls64(__u64 x) +static __always_inline int __intentional_overflow(-1) fls64(__u64 x) { if (x == 0) return 0; diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h index 630dd23..8c1dcb6b 100644 --- a/include/asm-generic/bug.h +++ b/include/asm-generic/bug.h @@ -62,13 +62,13 @@ struct bug_entry { * to provide better diagnostics. */ #ifndef __WARN_TAINT -extern __printf(3, 4) +extern __printf(3, 4) __nocapture(1, 3, 4) void warn_slowpath_fmt(const char *file, const int line, const char *fmt, ...); -extern __printf(4, 5) +extern __printf(4, 5) __nocapture(1, 4, 5) void warn_slowpath_fmt_taint(const char *file, const int line, unsigned taint, const char *fmt, ...); -extern void warn_slowpath_null(const char *file, const int line); +extern __nocapture(1) void warn_slowpath_null(const char *file, const int line); #define WANT_WARN_ON_SLOWPATH #define __WARN() warn_slowpath_null(__FILE__, __LINE__) #define __WARN_printf(arg...) warn_slowpath_fmt(__FILE__, __LINE__, arg) diff --git a/include/asm-generic/cache.h b/include/asm-generic/cache.h index 1bfcfe5..e04c5c9 100644 --- a/include/asm-generic/cache.h +++ b/include/asm-generic/cache.h @@ -6,7 +6,7 @@ * cache lines need to provide their own cache.h. */ -#define L1_CACHE_SHIFT 5 -#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) +#define L1_CACHE_SHIFT 5UL +#define L1_CACHE_BYTES (1UL << L1_CACHE_SHIFT) #endif /* __ASM_GENERIC_CACHE_H */ diff --git a/include/asm-generic/emergency-restart.h b/include/asm-generic/emergency-restart.h index 0d68a1e..b74a761 100644 --- a/include/asm-generic/emergency-restart.h +++ b/include/asm-generic/emergency-restart.h @@ -1,7 +1,7 @@ #ifndef _ASM_GENERIC_EMERGENCY_RESTART_H #define _ASM_GENERIC_EMERGENCY_RESTART_H -static inline void machine_emergency_restart(void) +static inline __noreturn void machine_emergency_restart(void) { machine_restart(NULL); } diff --git a/include/asm-generic/kmap_types.h b/include/asm-generic/kmap_types.h index 90f99c7..00ce236 100644 --- a/include/asm-generic/kmap_types.h +++ b/include/asm-generic/kmap_types.h @@ -2,9 +2,9 @@ #define _ASM_GENERIC_KMAP_TYPES_H #ifdef __WITH_KM_FENCE -# define KM_TYPE_NR 41 +# define KM_TYPE_NR 42 #else -# define KM_TYPE_NR 20 +# define KM_TYPE_NR 21 #endif #endif diff --git a/include/asm-generic/local.h b/include/asm-generic/local.h index 9ceb03b..62b0b8f 100644 --- a/include/asm-generic/local.h +++ b/include/asm-generic/local.h @@ -23,24 +23,37 @@ typedef struct atomic_long_t a; } local_t; +typedef struct { + atomic_long_unchecked_t a; +} local_unchecked_t; + #define LOCAL_INIT(i) { ATOMIC_LONG_INIT(i) } #define local_read(l) atomic_long_read(&(l)->a) +#define local_read_unchecked(l) atomic_long_read_unchecked(&(l)->a) #define local_set(l,i) atomic_long_set((&(l)->a),(i)) +#define local_set_unchecked(l,i) atomic_long_set_unchecked((&(l)->a),(i)) #define local_inc(l) atomic_long_inc(&(l)->a) +#define local_inc_unchecked(l) atomic_long_inc_unchecked(&(l)->a) #define local_dec(l) atomic_long_dec(&(l)->a) +#define local_dec_unchecked(l) atomic_long_dec_unchecked(&(l)->a) #define local_add(i,l) atomic_long_add((i),(&(l)->a)) +#define local_add_unchecked(i,l) atomic_long_add_unchecked((i),(&(l)->a)) #define local_sub(i,l) atomic_long_sub((i),(&(l)->a)) +#define local_sub_unchecked(i,l) atomic_long_sub_unchecked((i),(&(l)->a)) #define local_sub_and_test(i, l) atomic_long_sub_and_test((i), (&(l)->a)) #define local_dec_and_test(l) atomic_long_dec_and_test(&(l)->a) #define local_inc_and_test(l) atomic_long_inc_and_test(&(l)->a) #define local_add_negative(i, l) atomic_long_add_negative((i), (&(l)->a)) #define local_add_return(i, l) atomic_long_add_return((i), (&(l)->a)) +#define local_add_return_unchecked(i, l) atomic_long_add_return_unchecked((i), (&(l)->a)) #define local_sub_return(i, l) atomic_long_sub_return((i), (&(l)->a)) #define local_inc_return(l) atomic_long_inc_return(&(l)->a) +#define local_dec_return(l) atomic_long_dec_return(&(l)->a) #define local_cmpxchg(l, o, n) atomic_long_cmpxchg((&(l)->a), (o), (n)) +#define local_cmpxchg_unchecked(l, o, n) atomic_long_cmpxchg((&(l)->a), (o), (n)) #define local_xchg(l, n) atomic_long_xchg((&(l)->a), (n)) #define local_add_unless(l, _a, u) atomic_long_add_unless((&(l)->a), (_a), (u)) #define local_inc_not_zero(l) atomic_long_inc_not_zero(&(l)->a) diff --git a/include/asm-generic/pgtable-nopmd.h b/include/asm-generic/pgtable-nopmd.h index 725612b..9cc513a 100644 --- a/include/asm-generic/pgtable-nopmd.h +++ b/include/asm-generic/pgtable-nopmd.h @@ -1,14 +1,19 @@ #ifndef _PGTABLE_NOPMD_H #define _PGTABLE_NOPMD_H -#ifndef __ASSEMBLY__ - #include <asm-generic/pgtable-nopud.h> -struct mm_struct; - #define __PAGETABLE_PMD_FOLDED +#define PMD_SHIFT PUD_SHIFT +#define PTRS_PER_PMD 1 +#define PMD_SIZE (_AC(1,UL) << PMD_SHIFT) +#define PMD_MASK (~(PMD_SIZE-1)) + +#ifndef __ASSEMBLY__ + +struct mm_struct; + /* * Having the pmd type consist of a pud gets the size right, and allows * us to conceptually access the pud entry that this pmd is folded into @@ -16,11 +21,6 @@ struct mm_struct; */ typedef struct { pud_t pud; } pmd_t; -#define PMD_SHIFT PUD_SHIFT -#define PTRS_PER_PMD 1 -#define PMD_SIZE (1UL << PMD_SHIFT) -#define PMD_MASK (~(PMD_SIZE-1)) - /* * The "pud_xxx()" functions here are trivial for a folded two-level * setup: the pmd is never bad, and a pmd always exists (as it's folded diff --git a/include/asm-generic/pgtable-nopud.h b/include/asm-generic/pgtable-nopud.h index 810431d..0ec4804f 100644 --- a/include/asm-generic/pgtable-nopud.h +++ b/include/asm-generic/pgtable-nopud.h @@ -1,10 +1,15 @@ #ifndef _PGTABLE_NOPUD_H #define _PGTABLE_NOPUD_H -#ifndef __ASSEMBLY__ - #define __PAGETABLE_PUD_FOLDED +#define PUD_SHIFT PGDIR_SHIFT +#define PTRS_PER_PUD 1 +#define PUD_SIZE (_AC(1,UL) << PUD_SHIFT) +#define PUD_MASK (~(PUD_SIZE-1)) + +#ifndef __ASSEMBLY__ + /* * Having the pud type consist of a pgd gets the size right, and allows * us to conceptually access the pgd entry that this pud is folded into @@ -12,11 +17,6 @@ */ typedef struct { pgd_t pgd; } pud_t; -#define PUD_SHIFT PGDIR_SHIFT -#define PTRS_PER_PUD 1 -#define PUD_SIZE (1UL << PUD_SHIFT) -#define PUD_MASK (~(PUD_SIZE-1)) - /* * The "pgd_xxx()" functions here are trivial for a folded two-level * setup: the pud is never bad, and a pud always exists (as it's folded @@ -29,6 +29,7 @@ static inline void pgd_clear(pgd_t *pgd) { } #define pud_ERROR(pud) (pgd_ERROR((pud).pgd)) #define pgd_populate(mm, pgd, pud) do { } while (0) +#define pgd_populate_kernel(mm, pgd, pud) do { } while (0) /* * (puds are folded into pgds so this doesn't get actually called, * but the define is needed for a generic inline function.) diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h index 29c57b2..da571a2 100644 --- a/include/asm-generic/pgtable.h +++ b/include/asm-generic/pgtable.h @@ -715,6 +715,22 @@ static inline int pmd_protnone(pmd_t pmd) } #endif /* CONFIG_NUMA_BALANCING */ +#ifndef __HAVE_ARCH_PAX_OPEN_KERNEL +#ifdef CONFIG_PAX_KERNEXEC +#error KERNEXEC requires pax_open_kernel +#else +static inline unsigned long pax_open_kernel(void) { return 0; } +#endif +#endif + +#ifndef __HAVE_ARCH_PAX_CLOSE_KERNEL +#ifdef CONFIG_PAX_KERNEXEC +#error KERNEXEC requires pax_close_kernel +#else +static inline unsigned long pax_close_kernel(void) { return 0; } +#endif +#endif + #endif /* CONFIG_MMU */ #ifdef CONFIG_HAVE_ARCH_HUGE_VMAP diff --git a/include/asm-generic/sections.h b/include/asm-generic/sections.h index b58fd66..6cfae67 100644 --- a/include/asm-generic/sections.h +++ b/include/asm-generic/sections.h @@ -30,6 +30,7 @@ extern char _data[], _sdata[], _edata[]; extern char __bss_start[], __bss_stop[]; extern char __init_begin[], __init_end[]; extern char _sinittext[], _einittext[]; +extern char _sinitdata[], _einitdata[]; extern char _end[]; extern char __per_cpu_load[], __per_cpu_start[], __per_cpu_end[]; extern char __kprobes_text_start[], __kprobes_text_end[]; diff --git a/include/asm-generic/uaccess.h b/include/asm-generic/uaccess.h index 72d8803..cb9749c 100644 --- a/include/asm-generic/uaccess.h +++ b/include/asm-generic/uaccess.h @@ -343,4 +343,20 @@ clear_user(void __user *to, unsigned long n) return __clear_user(to, n); } +#ifndef __HAVE_ARCH_PAX_OPEN_USERLAND +#ifdef CONFIG_PAX_MEMORY_UDEREF +#error UDEREF requires pax_open_userland +#else +static inline unsigned long pax_open_userland(void) { return 0; } +#endif +#endif + +#ifndef __HAVE_ARCH_PAX_CLOSE_USERLAND +#ifdef CONFIG_PAX_MEMORY_UDEREF +#error UDEREF requires pax_close_userland +#else +static inline unsigned long pax_close_userland(void) { return 0; } +#endif +#endif + #endif /* __ASM_GENERIC_UACCESS_H */ diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index 1781e54..03cc4a3 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -246,6 +246,7 @@ .rodata : AT(ADDR(.rodata) - LOAD_OFFSET) { \ VMLINUX_SYMBOL(__start_rodata) = .; \ *(.rodata) *(.rodata.*) \ + *(.data..read_only) \ *(__vermagic) /* Kernel version magic */ \ . = ALIGN(8); \ VMLINUX_SYMBOL(__start___tracepoints_ptrs) = .; \ @@ -502,6 +503,7 @@ KERNEL_CTORS() \ MCOUNT_REC() \ *(.init.rodata) \ + *(.init.rodata.*) \ FTRACE_EVENTS() \ TRACE_SYSCALLS() \ KPROBE_BLACKLIST() \ @@ -523,6 +525,8 @@ #define EXIT_DATA \ *(.exit.data) \ + *(.exit.rodata) \ + *(.exit.rodata.*) \ MEM_DISCARD(exit.data) \ MEM_DISCARD(exit.rodata) @@ -739,17 +743,18 @@ * section in the linker script will go there too. @phdr should have * a leading colon. * - * Note that this macros defines __per_cpu_load as an absolute symbol. + * Note that this macros defines per_cpu_load as an absolute symbol. * If there is no need to put the percpu section at a predetermined * address, use PERCPU_SECTION. */ #define PERCPU_VADDR(cacheline, vaddr, phdr) \ - VMLINUX_SYMBOL(__per_cpu_load) = .; \ - .data..percpu vaddr : AT(VMLINUX_SYMBOL(__per_cpu_load) \ + per_cpu_load = .; \ + .data..percpu vaddr : AT(VMLINUX_SYMBOL(per_cpu_load) \ - LOAD_OFFSET) { \ + VMLINUX_SYMBOL(__per_cpu_load) = . + per_cpu_load; \ PERCPU_INPUT(cacheline) \ } phdr \ - . = VMLINUX_SYMBOL(__per_cpu_load) + SIZEOF(.data..percpu); + . = VMLINUX_SYMBOL(per_cpu_load) + SIZEOF(.data..percpu); /** * PERCPU_SECTION - define output section for percpu area, simple version @@ -811,12 +816,14 @@ #define INIT_DATA_SECTION(initsetup_align) \ .init.data : AT(ADDR(.init.data) - LOAD_OFFSET) { \ + VMLINUX_SYMBOL(_sinitdata) = .; \ INIT_DATA \ INIT_SETUP(initsetup_align) \ INIT_CALLS \ CON_INITCALL \ SECURITY_INITCALL \ INIT_RAM_FS \ + VMLINUX_SYMBOL(_einitdata) = .; \ } #define BSS_SECTION(sbss_align, bss_align, stop_align) \ diff --git a/include/crypto/algapi.h b/include/crypto/algapi.h index c9fe145..9fb2337 100644 --- a/include/crypto/algapi.h +++ b/include/crypto/algapi.h @@ -37,7 +37,7 @@ struct crypto_type { unsigned int maskclear; unsigned int maskset; unsigned int tfmsize; -}; +} __do_const; struct crypto_instance { struct crypto_alg alg; diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 8b5ce7c..984979b 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -59,6 +59,7 @@ #include <asm/mman.h> #include <asm/pgalloc.h> +#include <asm/local.h> #include <asm/uaccess.h> #include <uapi/drm/drm.h> @@ -234,10 +235,12 @@ void drm_err(const char *format, ...); * \param cmd command. * \param arg argument. */ -typedef int drm_ioctl_t(struct drm_device *dev, void *data, +typedef int (* const drm_ioctl_t)(struct drm_device *dev, void *data, + struct drm_file *file_priv); +typedef int (* drm_ioctl_no_const_t)(struct drm_device *dev, void *data, struct drm_file *file_priv); -typedef int drm_ioctl_compat_t(struct file *filp, unsigned int cmd, +typedef int (* const drm_ioctl_compat_t)(struct file *filp, unsigned int cmd, unsigned long arg); #define DRM_IOCTL_NR(n) _IOC_NR(n) @@ -253,9 +256,9 @@ typedef int drm_ioctl_compat_t(struct file *filp, unsigned int cmd, struct drm_ioctl_desc { unsigned int cmd; int flags; - drm_ioctl_t *func; + drm_ioctl_t func; const char *name; -}; +} __do_const; /** * Creates a driver or general drm_ioctl_desc array entry for the given @@ -648,7 +651,8 @@ struct drm_info_list { int (*show)(struct seq_file*, void*); /** show callback */ u32 driver_features; /**< Required driver features for this entry */ void *data; -}; +} __do_const; +typedef struct drm_info_list __no_const drm_info_list_no_const; /** * debugfs node structure. This structure represents a debugfs file. @@ -735,7 +739,7 @@ struct drm_device { /** \name Usage Counters */ /*@{ */ - int open_count; /**< Outstanding files open, protected by drm_global_mutex. */ + local_t open_count; /**< Outstanding files open, protected by drm_global_mutex. */ spinlock_t buf_lock; /**< For drm_device::buf_use and a few other things. */ int buf_use; /**< Buffers in use -- cannot alloc */ atomic_t buf_alloc; /**< Buffer allocation in progress */ diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h index 3febb4b..afc5199 100644 --- a/include/drm/drm_crtc_helper.h +++ b/include/drm/drm_crtc_helper.h @@ -163,7 +163,7 @@ struct drm_encoder_helper_funcs { int (*atomic_check)(struct drm_encoder *encoder, struct drm_crtc_state *crtc_state, struct drm_connector_state *conn_state); -}; +} __no_const; /** * struct drm_connector_helper_funcs - helper operations for connectors diff --git a/include/drm/drm_mm.h b/include/drm/drm_mm.h index 0de6290..2a2c125 100644 --- a/include/drm/drm_mm.h +++ b/include/drm/drm_mm.h @@ -297,7 +297,7 @@ void drm_mm_remove_node(struct drm_mm_node *node); void drm_mm_replace_node(struct drm_mm_node *old, struct drm_mm_node *new); void drm_mm_init(struct drm_mm *mm, u64 start, - u64 size); + u64 size) __intentional_overflow(3); void drm_mm_takedown(struct drm_mm *mm); bool drm_mm_clean(struct drm_mm *mm); diff --git a/include/drm/i915_pciids.h b/include/drm/i915_pciids.h index 17c4456..da0c5eb 100644 --- a/include/drm/i915_pciids.h +++ b/include/drm/i915_pciids.h @@ -37,7 +37,7 @@ */ #define INTEL_VGA_DEVICE(id, info) { \ 0x8086, id, \ - ~0, ~0, \ + PCI_ANY_ID, PCI_ANY_ID, \ 0x030000, 0xff0000, \ (unsigned long) info } diff --git a/include/drm/intel-gtt.h b/include/drm/intel-gtt.h index 9e9bddaa5..ce73c69 100644 --- a/include/drm/intel-gtt.h +++ b/include/drm/intel-gtt.h @@ -3,8 +3,8 @@ #ifndef _DRM_INTEL_GTT_H #define _DRM_INTEL_GTT_H -void intel_gtt_get(u64 *gtt_total, size_t *stolen_size, - phys_addr_t *mappable_base, u64 *mappable_end); +void intel_gtt_get(u64 *gtt_total, u64 *stolen_size, + u64 *mappable_base, u64 *mappable_end); int intel_gmch_probe(struct pci_dev *bridge_pdev, struct pci_dev *gpu_pdev, struct agp_bridge_data *bridge); diff --git a/include/drm/ttm/ttm_memory.h b/include/drm/ttm/ttm_memory.h index 72dcbe8..8db58d7 100644 --- a/include/drm/ttm/ttm_memory.h +++ b/include/drm/ttm/ttm_memory.h @@ -48,7 +48,7 @@ struct ttm_mem_shrink { int (*do_shrink) (struct ttm_mem_shrink *); -}; +} __no_const; /** * struct ttm_mem_global - Global memory accounting structure. diff --git a/include/drm/ttm/ttm_page_alloc.h b/include/drm/ttm/ttm_page_alloc.h index 49a8284..9643967 100644 --- a/include/drm/ttm/ttm_page_alloc.h +++ b/include/drm/ttm/ttm_page_alloc.h @@ -80,6 +80,7 @@ void ttm_dma_page_alloc_fini(void); */ extern int ttm_dma_page_alloc_debugfs(struct seq_file *m, void *data); +struct device; extern int ttm_dma_populate(struct ttm_dma_tt *ttm_dma, struct device *dev); extern void ttm_dma_unpopulate(struct ttm_dma_tt *ttm_dma, struct device *dev); diff --git a/include/keys/asymmetric-subtype.h b/include/keys/asymmetric-subtype.h index 4b840e8..155d235 100644 --- a/include/keys/asymmetric-subtype.h +++ b/include/keys/asymmetric-subtype.h @@ -37,7 +37,7 @@ struct asymmetric_key_subtype { /* Verify the signature on a key of this subtype (optional) */ int (*verify_signature)(const struct key *key, const struct public_key_signature *sig); -}; +} __do_const; /** * asymmetric_key_subtype - Get the subtype from an asymmetric key diff --git a/include/linux/atmdev.h b/include/linux/atmdev.h index c1da539..1dcec55 100644 --- a/include/linux/atmdev.h +++ b/include/linux/atmdev.h @@ -28,7 +28,7 @@ struct compat_atm_iobuf { #endif struct k_atm_aal_stats { -#define __HANDLE_ITEM(i) atomic_t i +#define __HANDLE_ITEM(i) atomic_unchecked_t i __AAL_STAT_ITEMS #undef __HANDLE_ITEM }; @@ -200,7 +200,7 @@ struct atmdev_ops { /* only send is required */ int (*change_qos)(struct atm_vcc *vcc,struct atm_qos *qos,int flags); int (*proc_read)(struct atm_dev *dev,loff_t *pos,char *page); struct module *owner; -}; +} __do_const ; struct atmphy_ops { int (*start)(struct atm_dev *dev); diff --git a/include/linux/atomic.h b/include/linux/atomic.h index 00a5763..93fe7f4 100644 --- a/include/linux/atomic.h +++ b/include/linux/atomic.h @@ -335,7 +335,7 @@ * Atomically adds @a to @v, so long as @v was not already @u. * Returns non-zero if @v was not @u, and zero otherwise. */ -static inline int atomic_add_unless(atomic_t *v, int a, int u) +static inline int __intentional_overflow(-1) atomic_add_unless(atomic_t *v, int a, int u) { return __atomic_add_unless(v, a, u) != u; } diff --git a/include/linux/audit.h b/include/linux/audit.h index b2abc99..e08a713 100644 --- a/include/linux/audit.h +++ b/include/linux/audit.h @@ -227,7 +227,7 @@ static inline void audit_ptrace(struct task_struct *t) extern unsigned int audit_serial(void); extern int auditsc_get_stamp(struct audit_context *ctx, struct timespec *t, unsigned int *serial); -extern int audit_set_loginuid(kuid_t loginuid); +extern int __intentional_overflow(-1) audit_set_loginuid(kuid_t loginuid); static inline kuid_t audit_get_loginuid(struct task_struct *tsk) { diff --git a/include/linux/average.h b/include/linux/average.h index d04aa58..3de0da8 100644 --- a/include/linux/average.h +++ b/include/linux/average.h @@ -36,7 +36,7 @@ BUILD_BUG_ON_NOT_POWER_OF_2(_factor); \ BUILD_BUG_ON_NOT_POWER_OF_2(_weight); \ \ - ACCESS_ONCE(e->internal) = internal ? \ + ACCESS_ONCE_RW(e->internal) = internal ? \ (((internal << weight) - internal) + \ (val << factor)) >> weight : \ (val << factor); \ diff --git a/include/linux/binfmts.h b/include/linux/binfmts.h index 576e463..28fd926 100644 --- a/include/linux/binfmts.h +++ b/include/linux/binfmts.h @@ -44,7 +44,7 @@ struct linux_binprm { unsigned interp_flags; unsigned interp_data; unsigned long loader, exec; -}; +} __randomize_layout; #define BINPRM_FLAGS_ENFORCE_NONDUMP_BIT 0 #define BINPRM_FLAGS_ENFORCE_NONDUMP (1 << BINPRM_FLAGS_ENFORCE_NONDUMP_BIT) @@ -77,8 +77,10 @@ struct linux_binfmt { int (*load_binary)(struct linux_binprm *); int (*load_shlib)(struct file *); int (*core_dump)(struct coredump_params *cprm); + void (*handle_mprotect)(struct vm_area_struct *vma, unsigned long newflags); + void (*handle_mmap)(struct file *); unsigned long min_coredump; /* minimal dump size */ -}; +} __do_const __randomize_layout; extern void __register_binfmt(struct linux_binfmt *fmt, int insert); diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h index 9653fdb..b3d3a17 100644 --- a/include/linux/bitmap.h +++ b/include/linux/bitmap.h @@ -295,7 +295,7 @@ static inline int bitmap_full(const unsigned long *src, unsigned int nbits) return find_first_zero_bit(src, nbits) == nbits; } -static __always_inline int bitmap_weight(const unsigned long *src, unsigned int nbits) +static __always_inline int __intentional_overflow(-1) bitmap_weight(const unsigned long *src, unsigned int nbits) { if (small_const_nbits(nbits)) return hweight_long(*src & BITMAP_LAST_WORD_MASK(nbits)); diff --git a/include/linux/bitops.h b/include/linux/bitops.h index e635533..3e89a44 100644 --- a/include/linux/bitops.h +++ b/include/linux/bitops.h @@ -75,7 +75,7 @@ static inline int get_count_order(unsigned int count) return order; } -static __always_inline unsigned long hweight_long(unsigned long w) +static __always_inline unsigned long __intentional_overflow(-1) hweight_long(unsigned long w) { return sizeof(w) == 4 ? hweight32(w) : hweight64(w); } @@ -105,9 +105,9 @@ static inline __u64 ror64(__u64 word, unsigned int shift) * @word: value to rotate * @shift: bits to roll */ -static inline __u32 rol32(__u32 word, unsigned int shift) +static inline __u32 __intentional_overflow(-1) rol32(__u32 word, unsigned int shift) { - return (word << shift) | (word >> (32 - shift)); + return (word << shift) | (word >> ((-shift) & 31)); } /** @@ -115,7 +115,7 @@ static inline __u32 rol32(__u32 word, unsigned int shift) * @word: value to rotate * @shift: bits to roll */ -static inline __u32 ror32(__u32 word, unsigned int shift) +static inline __u32 __intentional_overflow(-1) ror32(__u32 word, unsigned int shift) { return (word >> shift) | (word << (32 - shift)); } @@ -171,7 +171,7 @@ static inline __s32 sign_extend32(__u32 value, int index) return (__s32)(value << shift) >> shift; } -static inline unsigned fls_long(unsigned long l) +static inline unsigned __intentional_overflow(-1) fls_long(unsigned long l) { if (sizeof(l) == 4) return fls(l); diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 19c2e94..6f12b73 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -1633,7 +1633,7 @@ struct block_device_operations { /* this callback is with swap_lock and sometimes page table lock held */ void (*swap_slot_free_notify) (struct block_device *, unsigned long); struct module *owner; -}; +} __do_const; extern int __blkdev_driver_ioctl(struct block_device *, fmode_t, unsigned int, unsigned long); diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h index afc1343..9735539 100644 --- a/include/linux/blktrace_api.h +++ b/include/linux/blktrace_api.h @@ -25,7 +25,7 @@ struct blk_trace { struct dentry *dropped_file; struct dentry *msg_file; struct list_head running_list; - atomic_t dropped; + atomic_unchecked_t dropped; }; extern int blk_trace_ioctl(struct block_device *, unsigned, char __user *); diff --git a/include/linux/cache.h b/include/linux/cache.h index 17e7e82..1d7da26 100644 --- a/include/linux/cache.h +++ b/include/linux/cache.h @@ -16,6 +16,14 @@ #define __read_mostly #endif +#ifndef __read_only +#ifdef CONFIG_PAX_KERNEXEC +#error KERNEXEC requires __read_only +#else +#define __read_only __read_mostly +#endif +#endif + #ifndef ____cacheline_aligned #define ____cacheline_aligned __attribute__((__aligned__(SMP_CACHE_BYTES))) #endif diff --git a/include/linux/capability.h b/include/linux/capability.h index af9f0b9..71a5e5c 100644 --- a/include/linux/capability.h +++ b/include/linux/capability.h @@ -237,15 +237,28 @@ static inline bool capable(int cap) { return true; } +static inline bool capable_nolog(int cap) +{ + return true; +} static inline bool ns_capable(struct user_namespace *ns, int cap) { return true; } +static inline bool ns_capable_nolog(struct user_namespace *ns, int cap) +{ + return true; +} #endif /* CONFIG_MULTIUSER */ extern bool capable_wrt_inode_uidgid(const struct inode *inode, int cap); +extern bool capable_wrt_inode_uidgid_nolog(const struct inode *inode, int cap); extern bool file_ns_capable(const struct file *file, struct user_namespace *ns, int cap); +extern bool capable_nolog(int cap); +extern bool ns_capable_nolog(struct user_namespace *ns, int cap); /* audit system wants to get cap info from files as well */ extern int get_vfs_caps_from_disk(const struct dentry *dentry, struct cpu_vfs_cap_data *cpu_caps); +extern int is_privileged_binary(const struct dentry *dentry); + #endif /* !_LINUX_CAPABILITY_H */ diff --git a/include/linux/cdrom.h b/include/linux/cdrom.h index 8609d57..86e4d79 100644 --- a/include/linux/cdrom.h +++ b/include/linux/cdrom.h @@ -87,7 +87,6 @@ struct cdrom_device_ops { /* driver specifications */ const int capability; /* capability flags */ - int n_minors; /* number of active minor devices */ /* handle uniform packets for scsi type devices (scsi,atapi) */ int (*generic_packet) (struct cdrom_device_info *, struct packet_command *); diff --git a/include/linux/cleancache.h b/include/linux/cleancache.h index bda5ec0b4..51d8ea1 100644 --- a/include/linux/cleancache.h +++ b/include/linux/cleancache.h @@ -35,7 +35,7 @@ struct cleancache_ops { void (*invalidate_page)(int, struct cleancache_filekey, pgoff_t); void (*invalidate_inode)(int, struct cleancache_filekey); void (*invalidate_fs)(int); -}; +} __no_const; extern int cleancache_register_ops(struct cleancache_ops *ops); extern void __cleancache_init_fs(struct super_block *); diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h index 3ecc07d..8e2e3f8 100644 --- a/include/linux/clk-provider.h +++ b/include/linux/clk-provider.h @@ -214,6 +214,7 @@ struct clk_ops { void (*init)(struct clk_hw *hw); int (*debug_init)(struct clk_hw *hw, struct dentry *dentry); }; +typedef struct clk_ops __no_const clk_ops_no_const; /** * struct clk_init_data - holds init data that's common to all clocks and is diff --git a/include/linux/compat.h b/include/linux/compat.h index a76c917..63b52db 100644 --- a/include/linux/compat.h +++ b/include/linux/compat.h @@ -316,7 +316,7 @@ compat_sys_get_robust_list(int pid, compat_uptr_t __user *head_ptr, compat_size_t __user *len_ptr); asmlinkage long compat_sys_ipc(u32, int, int, u32, compat_uptr_t, u32); -asmlinkage long compat_sys_shmat(int shmid, compat_uptr_t shmaddr, int shmflg); +asmlinkage long compat_sys_shmat(int shmid, compat_uptr_t shmaddr, int shmflg) __intentional_overflow(0); asmlinkage long compat_sys_semctl(int semid, int semnum, int cmd, int arg); asmlinkage long compat_sys_msgsnd(int msqid, compat_uptr_t msgp, compat_ssize_t msgsz, int msgflg); @@ -325,7 +325,7 @@ asmlinkage long compat_sys_msgrcv(int msqid, compat_uptr_t msgp, long compat_sys_msgctl(int first, int second, void __user *uptr); long compat_sys_shmctl(int first, int second, void __user *uptr); long compat_sys_semtimedop(int semid, struct sembuf __user *tsems, - unsigned nsems, const struct compat_timespec __user *timeout); + compat_long_t nsems, const struct compat_timespec __user *timeout); asmlinkage long compat_sys_keyctl(u32 option, u32 arg2, u32 arg3, u32 arg4, u32 arg5); asmlinkage long compat_sys_ustat(unsigned dev, struct compat_ustat __user *u32); @@ -439,7 +439,7 @@ extern int compat_ptrace_request(struct task_struct *child, extern long compat_arch_ptrace(struct task_struct *child, compat_long_t request, compat_ulong_t addr, compat_ulong_t data); asmlinkage long compat_sys_ptrace(compat_long_t request, compat_long_t pid, - compat_long_t addr, compat_long_t data); + compat_ulong_t addr, compat_ulong_t data); asmlinkage long compat_sys_lookup_dcookie(u32, u32, char __user *, compat_size_t); /* diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h index 8efb40e..3228e81 100644 --- a/include/linux/compiler-gcc.h +++ b/include/linux/compiler-gcc.h @@ -116,8 +116,8 @@ */ #define __pure __attribute__((pure)) #define __aligned(x) __attribute__((aligned(x))) -#define __printf(a, b) __attribute__((format(printf, a, b))) -#define __scanf(a, b) __attribute__((format(scanf, a, b))) +#define __printf(a, b) __attribute__((format(printf, a, b))) __nocapture(a, b) +#define __scanf(a, b) __attribute__((format(scanf, a, b))) __nocapture(a, b) #define __attribute_const__ __attribute__((__const__)) #define __maybe_unused __attribute__((unused)) #define __always_unused __attribute__((unused)) @@ -184,9 +184,38 @@ # define __compiletime_warning(message) __attribute__((warning(message))) # define __compiletime_error(message) __attribute__((error(message))) #endif /* __CHECKER__ */ + +#define __alloc_size(...) __attribute((alloc_size(__VA_ARGS__))) +#define __bos(ptr, arg) __builtin_object_size((ptr), (arg)) +#define __bos0(ptr) __bos((ptr), 0) +#define __bos1(ptr) __bos((ptr), 1) #endif /* GCC_VERSION >= 40300 */ #if GCC_VERSION >= 40500 + +#ifdef RANDSTRUCT_PLUGIN +#define __randomize_layout __attribute__((randomize_layout)) +#define __no_randomize_layout __attribute__((no_randomize_layout)) +#endif + +#ifdef CONSTIFY_PLUGIN +#define __no_const __attribute__((no_const)) +#define __do_const __attribute__((do_const)) +#endif + +#ifdef SIZE_OVERFLOW_PLUGIN +#define __size_overflow(...) __attribute__((size_overflow(__VA_ARGS__))) +#define __intentional_overflow(...) __attribute__((intentional_overflow(__VA_ARGS__))) +#endif + +#ifdef LATENT_ENTROPY_PLUGIN +#define __latent_entropy __attribute__((latent_entropy)) +#endif + +#ifdef INITIFY_PLUGIN +#define __nocapture(...) __attribute__((nocapture(__VA_ARGS__))) +#endif + /* * Mark a position in code as unreachable. This can be used to * suppress control flow warnings after asm blocks that transfer diff --git a/include/linux/compiler.h b/include/linux/compiler.h index 3d78103..96773bb 100644 --- a/include/linux/compiler.h +++ b/include/linux/compiler.h @@ -5,11 +5,14 @@ #ifdef __CHECKER__ # define __user __attribute__((noderef, address_space(1))) +# define __force_user __force __user # define __kernel __attribute__((address_space(0))) +# define __force_kernel __force __kernel # define __safe __attribute__((safe)) # define __force __attribute__((force)) # define __nocast __attribute__((nocast)) # define __iomem __attribute__((noderef, address_space(2))) +# define __force_iomem __force __iomem # define __must_hold(x) __attribute__((context(x,1,1))) # define __acquires(x) __attribute__((context(x,0,1))) # define __releases(x) __attribute__((context(x,1,0))) @@ -17,33 +20,78 @@ # define __release(x) __context__(x,-1) # define __cond_lock(x,c) ((c) ? ({ __acquire(x); 1; }) : 0) # define __percpu __attribute__((noderef, address_space(3))) +# define __force_percpu __force __percpu # define __pmem __attribute__((noderef, address_space(5))) +# define __force_pmem __force __pmem #ifdef CONFIG_SPARSE_RCU_POINTER # define __rcu __attribute__((noderef, address_space(4))) +# define __force_rcu __force __rcu #else # define __rcu +# define __force_rcu #endif extern void __chk_user_ptr(const volatile void __user *); extern void __chk_io_ptr(const volatile void __iomem *); #else -# define __user -# define __kernel +# ifdef CHECKER_PLUGIN +# ifdef CHECKER_PLUGIN_USER +//# define __user +//# define __force_user +//# define __kernel +//# define __force_kernel +# else +# define __user +# define __force_user +# define __kernel +# define __force_kernel +# endif +# ifdef CHECKER_PLUGIN_CONTEXT +# define __must_hold(x) __attribute__((context(#x,1,1))) +# define __acquires(x) __attribute__((context(#x,0,1))) +# define __releases(x) __attribute__((context(#x,1,0))) +# define __acquire(x) __context__(#x,1) +# define __release(x) __context__(#x,-1) +# define __cond_lock(x,c) ((c) ? ({ __acquire(x); 1; }) : 0) +# define __cond_unlock(x,c) ((c) ? ({ __release(x); 1; }) : 0) +# else +# define __must_hold(x) +# define __acquires(x) +# define __releases(x) +# define __acquire(x) (void)0 +# define __release(x) (void)0 +# define __cond_lock(x,c) (c) +# define __cond_unlock(x,c) (c) +# endif +# else +# ifdef STRUCTLEAK_PLUGIN +# define __user __attribute__((user)) +# else +# define __user +# endif +# define __force_user +# define __kernel +# define __force_kernel +# define __must_hold(x) +# define __acquires(x) +# define __releases(x) +# define __acquire(x) (void)0 +# define __release(x) (void)0 +# define __cond_lock(x,c) (c) +# endif # define __safe # define __force # define __nocast # define __iomem +# define __force_iomem # define __chk_user_ptr(x) (void)0 # define __chk_io_ptr(x) (void)0 # define __builtin_warning(x, y...) (1) -# define __must_hold(x) -# define __acquires(x) -# define __releases(x) -# define __acquire(x) (void)0 -# define __release(x) (void)0 -# define __cond_lock(x,c) (c) # define __percpu +# define __force_percpu # define __rcu +# define __force_rcu # define __pmem +# define __force_pmem #endif /* Indirect macros required for expanded argument pasting, eg. __LINE__. */ @@ -198,29 +246,20 @@ void ftrace_likely_update(struct ftrace_branch_data *f, int val, int expect); #include <uapi/linux/types.h> -#define __READ_ONCE_SIZE \ -({ \ - switch (size) { \ - case 1: *(__u8 *)res = *(volatile __u8 *)p; break; \ - case 2: *(__u16 *)res = *(volatile __u16 *)p; break; \ - case 4: *(__u32 *)res = *(volatile __u32 *)p; break; \ - case 8: *(__u64 *)res = *(volatile __u64 *)p; break; \ - default: \ - barrier(); \ - __builtin_memcpy((void *)res, (const void *)p, size); \ - barrier(); \ - } \ -}) - -static __always_inline -void __read_once_size(const volatile void *p, void *res, int size) -{ - __READ_ONCE_SIZE; -} - #ifdef CONFIG_KASAN /* - * This function is not 'inline' because __no_sanitize_address confilcts + * Use READ_ONCE_NOCHECK() instead of READ_ONCE() if you need + * to hide memory access from KASAN. + */ +#define READ_ONCE_NOCHECK(x) \ +({ \ + union { typeof(x) __val; char __c[sizeof(x)]; } __u; \ + __read_once_size_nocheck(&(x), __u.__c, sizeof(x)); \ + __u.__val; \ +}) + +/* + * This function is not 'inline' because __no_sanitize_address conflicts * with inlining. Attempt to inline it may cause a build failure. * https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67368 * '__maybe_unused' allows us to avoid defined-but-not-used warnings. @@ -228,29 +267,20 @@ void __read_once_size(const volatile void *p, void *res, int size) static __no_sanitize_address __maybe_unused void __read_once_size_nocheck(const volatile void *p, void *res, int size) { - __READ_ONCE_SIZE; -} -#else -static __always_inline -void __read_once_size_nocheck(const volatile void *p, void *res, int size) -{ - __READ_ONCE_SIZE; -} -#endif - -static __always_inline void __write_once_size(volatile void *p, void *res, int size) -{ switch (size) { - case 1: *(volatile __u8 *)p = *(__u8 *)res; break; - case 2: *(volatile __u16 *)p = *(__u16 *)res; break; - case 4: *(volatile __u32 *)p = *(__u32 *)res; break; - case 8: *(volatile __u64 *)p = *(__u64 *)res; break; + case 1: *(__u8 *)res = *(const volatile __u8 *)p; break; + case 2: *(__u16 *)res = *(const volatile __u16 *)p; break; + case 4: *(__u32 *)res = *(const volatile __u32 *)p; break; + case 8: *(__u64 *)res = *(const volatile __u64 *)p; break; default: barrier(); - __builtin_memcpy((void *)p, (const void *)res, size); + __builtin_memcpy(res, (const void *)p, size); barrier(); } } +#else +#define READ_ONCE_NOCHECK(x) READ_ONCE(x) +#endif /* * Prevent the compiler from merging or refetching reads or writes. The @@ -274,29 +304,15 @@ static __always_inline void __write_once_size(volatile void *p, void *res, int s * required ordering. */ -#define __READ_ONCE(x, check) \ -({ \ - union { typeof(x) __val; char __c[1]; } __u; \ - if (check) \ - __read_once_size(&(x), __u.__c, sizeof(x)); \ - else \ - __read_once_size_nocheck(&(x), __u.__c, sizeof(x)); \ - __u.__val; \ +#define READ_ONCE(x) ({ \ + typeof(x) __val = *(volatile typeof(x) *)&(x); \ + __val; \ }) -#define READ_ONCE(x) __READ_ONCE(x, 1) -/* - * Use READ_ONCE_NOCHECK() instead of READ_ONCE() if you need - * to hide memory access from KASAN. - */ -#define READ_ONCE_NOCHECK(x) __READ_ONCE(x, 0) - -#define WRITE_ONCE(x, val) \ -({ \ - union { typeof(x) __val; char __c[1]; } __u = \ - { .__val = (__force typeof(x)) (val) }; \ - __write_once_size(&(x), __u.__c, sizeof(x)); \ - __u.__val; \ +#define WRITE_ONCE(x, val) ({ \ + typeof(x) __val = (val); \ + (x) = *(volatile typeof(x) *)&__val; \ + __val; \ }) /** @@ -415,6 +431,38 @@ static __always_inline void __write_once_size(volatile void *p, void *res, int s # define __attribute_const__ /* unimplemented */ #endif +#ifndef __randomize_layout +# define __randomize_layout +#endif + +#ifndef __no_randomize_layout +# define __no_randomize_layout +#endif + +#ifndef __no_const +# define __no_const +#endif + +#ifndef __do_const +# define __do_const +#endif + +#ifndef __size_overflow +# define __size_overflow(...) +#endif + +#ifndef __intentional_overflow +# define __intentional_overflow(...) +#endif + +#ifndef __latent_entropy +# define __latent_entropy +#endif + +#ifndef __nocapture +# define __nocapture(...) +#endif + /* * Tell gcc if a function is cold. The compiler will assume any path * directly leading to the call is unlikely. @@ -424,6 +472,22 @@ static __always_inline void __write_once_size(volatile void *p, void *res, int s #define __cold #endif +#ifndef __alloc_size +#define __alloc_size(...) +#endif + +#ifndef __bos +#define __bos(ptr, arg) +#endif + +#ifndef __bos0 +#define __bos0(ptr) +#endif + +#ifndef __bos1 +#define __bos1(ptr) +#endif + /* Simple shorthand for a section definition */ #ifndef __section # define __section(S) __attribute__ ((__section__(#S))) @@ -438,6 +502,8 @@ static __always_inline void __write_once_size(volatile void *p, void *res, int s # define __same_type(a, b) __builtin_types_compatible_p(typeof(a), typeof(b)) #endif +#define __type_is_unsigned(t) (__same_type((t)0, 0UL) || __same_type((t)0, 0U) || __same_type((t)0, (unsigned short)0) || __same_type((t)0, (unsigned char)0)) + /* Is this type a native word size -- useful for atomic operations */ #ifndef __native_word # define __native_word(t) (sizeof(t) == sizeof(char) || sizeof(t) == sizeof(short) || sizeof(t) == sizeof(int) || sizeof(t) == sizeof(long)) @@ -517,8 +583,9 @@ static __always_inline void __write_once_size(volatile void *p, void *res, int s */ #define __ACCESS_ONCE(x) ({ \ __maybe_unused typeof(x) __var = (__force typeof(x)) 0; \ - (volatile typeof(x) *)&(x); }) + (volatile const typeof(x) *)&(x); }) #define ACCESS_ONCE(x) (*__ACCESS_ONCE(x)) +#define ACCESS_ONCE_RW(x) (*(volatile typeof(x) *)&(x)) /** * lockless_dereference() - safely load a pointer for later dereference diff --git a/include/linux/configfs.h b/include/linux/configfs.h index 63a36e8..26b0825 100644 --- a/include/linux/configfs.h +++ b/include/linux/configfs.h @@ -125,7 +125,7 @@ struct configfs_attribute { const char *ca_name; struct module *ca_owner; umode_t ca_mode; -}; +} __do_const; /* * Users often need to create attribute structures for their configurable diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h index dca22de..fa1927ad5 100644 --- a/include/linux/cpufreq.h +++ b/include/linux/cpufreq.h @@ -214,6 +214,7 @@ struct global_attr { ssize_t (*store)(struct kobject *a, struct attribute *b, const char *c, size_t count); }; +typedef struct global_attr __no_const global_attr_no_const; #define define_one_global_ro(_name) \ static struct global_attr _name = \ @@ -285,7 +286,7 @@ struct cpufreq_driver { bool boost_supported; bool boost_enabled; int (*set_boost)(int state); -}; +} __do_const; /* flags */ #define CPUFREQ_STICKY (1 << 0) /* driver isn't removed even if diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h index 786ad32..09d1fb1 100644 --- a/include/linux/cpuidle.h +++ b/include/linux/cpuidle.h @@ -59,7 +59,8 @@ struct cpuidle_state { void (*enter_freeze) (struct cpuidle_device *dev, struct cpuidle_driver *drv, int index); -}; +} __do_const; +typedef struct cpuidle_state __no_const cpuidle_state_no_const; /* Idle State Flags */ #define CPUIDLE_FLAG_COUPLED (0x02) /* state applies to multiple cpus */ @@ -234,7 +235,7 @@ struct cpuidle_governor { void (*reflect) (struct cpuidle_device *dev, int index); struct module *owner; -}; +} __do_const; #ifdef CONFIG_CPU_IDLE extern int cpuidle_register_governor(struct cpuidle_governor *gov); diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h index 59915ea..81ebec0 100644 --- a/include/linux/cpumask.h +++ b/include/linux/cpumask.h @@ -127,17 +127,17 @@ static inline unsigned int cpumask_first(const struct cpumask *srcp) } /* Valid inputs for n are -1 and 0. */ -static inline unsigned int cpumask_next(int n, const struct cpumask *srcp) +static inline unsigned int __intentional_overflow(-1) cpumask_next(int n, const struct cpumask *srcp) { return n+1; } -static inline unsigned int cpumask_next_zero(int n, const struct cpumask *srcp) +static inline unsigned int __intentional_overflow(-1) cpumask_next_zero(int n, const struct cpumask *srcp) { return n+1; } -static inline unsigned int cpumask_next_and(int n, +static inline unsigned int __intentional_overflow(-1) cpumask_next_and(int n, const struct cpumask *srcp, const struct cpumask *andp) { @@ -181,7 +181,7 @@ static inline unsigned int cpumask_first(const struct cpumask *srcp) * * Returns >= nr_cpu_ids if no further cpus set. */ -static inline unsigned int cpumask_next(int n, const struct cpumask *srcp) +static inline unsigned int __intentional_overflow(-1) cpumask_next(int n, const struct cpumask *srcp) { /* -1 is a legal arg here. */ if (n != -1) @@ -196,7 +196,7 @@ static inline unsigned int cpumask_next(int n, const struct cpumask *srcp) * * Returns >= nr_cpu_ids if no further cpus unset. */ -static inline unsigned int cpumask_next_zero(int n, const struct cpumask *srcp) +static inline unsigned int __intentional_overflow(-1) cpumask_next_zero(int n, const struct cpumask *srcp) { /* -1 is a legal arg here. */ if (n != -1) @@ -204,7 +204,7 @@ static inline unsigned int cpumask_next_zero(int n, const struct cpumask *srcp) return find_next_zero_bit(cpumask_bits(srcp), nr_cpumask_bits, n+1); } -int cpumask_next_and(int n, const struct cpumask *, const struct cpumask *); +int cpumask_next_and(int n, const struct cpumask *, const struct cpumask *) __intentional_overflow(-1); int cpumask_any_but(const struct cpumask *mask, unsigned int cpu); unsigned int cpumask_local_spread(unsigned int i, int node); @@ -471,7 +471,7 @@ static inline bool cpumask_full(const struct cpumask *srcp) * cpumask_weight - Count of bits in *srcp * @srcp: the cpumask to count bits (< nr_cpu_ids) in. */ -static inline unsigned int cpumask_weight(const struct cpumask *srcp) +static inline unsigned int __intentional_overflow(-1) cpumask_weight(const struct cpumask *srcp) { return bitmap_weight(cpumask_bits(srcp), nr_cpumask_bits); } diff --git a/include/linux/cred.h b/include/linux/cred.h index 8d70e13..37dfbd2 100644 --- a/include/linux/cred.h +++ b/include/linux/cred.h @@ -35,7 +35,7 @@ struct group_info { int nblocks; kgid_t small_block[NGROUPS_SMALL]; kgid_t *blocks[0]; -}; +} __randomize_layout; /** * get_group_info - Get a reference to a group info structure @@ -153,7 +153,7 @@ struct cred { struct user_namespace *user_ns; /* user_ns the caps and keyrings are relative to. */ struct group_info *group_info; /* supplementary groups for euid/fsgid */ struct rcu_head rcu; /* RCU deletion hook */ -}; +} __randomize_layout; extern void __put_cred(struct cred *); extern void exit_creds(struct task_struct *); @@ -211,6 +211,9 @@ static inline void validate_creds_for_do_exit(struct task_struct *tsk) static inline void validate_process_creds(void) { } +static inline void validate_task_creds(struct task_struct *task) +{ +} #endif static inline bool cap_ambient_invariant_ok(const struct cred *cred) @@ -355,6 +358,7 @@ static inline void put_cred(const struct cred *_cred) #define task_uid(task) (task_cred_xxx((task), uid)) #define task_euid(task) (task_cred_xxx((task), euid)) +#define task_securebits(task) (task_cred_xxx((task), securebits)) #define current_cred_xxx(xxx) \ ({ \ diff --git a/include/linux/crypto.h b/include/linux/crypto.h index e71cb70..0e90b90 100644 --- a/include/linux/crypto.h +++ b/include/linux/crypto.h @@ -517,7 +517,7 @@ struct cipher_tfm { const u8 *key, unsigned int keylen); void (*cit_encrypt_one)(struct crypto_tfm *tfm, u8 *dst, const u8 *src); void (*cit_decrypt_one)(struct crypto_tfm *tfm, u8 *dst, const u8 *src); -}; +} __no_const; struct hash_tfm { int (*init)(struct hash_desc *desc); @@ -538,7 +538,7 @@ struct compress_tfm { int (*cot_decompress)(struct crypto_tfm *tfm, const u8 *src, unsigned int slen, u8 *dst, unsigned int *dlen); -}; +} __no_const; #define crt_ablkcipher crt_u.ablkcipher #define crt_blkcipher crt_u.blkcipher diff --git a/include/linux/ctype.h b/include/linux/ctype.h index 653589e..4ef254a 100644 --- a/include/linux/ctype.h +++ b/include/linux/ctype.h @@ -56,7 +56,7 @@ static inline unsigned char __toupper(unsigned char c) * Fast implementation of tolower() for internal usage. Do not use in your * code. */ -static inline char _tolower(const char c) +static inline unsigned char _tolower(const unsigned char c) { return c | 0x20; } diff --git a/include/linux/dcache.h b/include/linux/dcache.h index d67ae11..9ec20d2 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -123,6 +123,9 @@ struct dentry { unsigned long d_time; /* used by d_revalidate */ void *d_fsdata; /* fs-specific data */ +#ifdef CONFIG_GRKERNSEC_CHROOT_RENAME + atomic_t chroot_refcnt; /* tracks use of directory in chroot */ +#endif struct list_head d_lru; /* LRU list */ struct list_head d_child; /* child of parent list */ struct list_head d_subdirs; /* our children */ @@ -133,7 +136,7 @@ struct dentry { struct hlist_node d_alias; /* inode alias list */ struct rcu_head d_rcu; } d_u; -}; +} __randomize_layout; /* * dentry->d_lock spinlock nesting subclasses: @@ -321,7 +324,7 @@ extern struct dentry *__d_lookup_rcu(const struct dentry *parent, static inline unsigned d_count(const struct dentry *dentry) { - return dentry->d_lockref.count; + return __lockref_read(&dentry->d_lockref); } /* @@ -350,7 +353,7 @@ extern char *dentry_path(struct dentry *, char *, int); static inline struct dentry *dget_dlock(struct dentry *dentry) { if (dentry) - dentry->d_lockref.count++; + __lockref_inc(&dentry->d_lockref); return dentry; } diff --git a/include/linux/decompress/mm.h b/include/linux/decompress/mm.h index 7925bf0..d5143d2 100644 --- a/include/linux/decompress/mm.h +++ b/include/linux/decompress/mm.h @@ -77,7 +77,7 @@ static void free(void *where) * warnings when not needed (indeed large_malloc / large_free are not * needed by inflate */ -#define malloc(a) kmalloc(a, GFP_KERNEL) +#define malloc(a) kmalloc((a), GFP_KERNEL) #define free(a) kfree(a) #define large_malloc(a) vmalloc(a) diff --git a/include/linux/devfreq.h b/include/linux/devfreq.h index 68030e2..c55bb73 100644 --- a/include/linux/devfreq.h +++ b/include/linux/devfreq.h @@ -117,7 +117,7 @@ struct devfreq_governor { int (*get_target_freq)(struct devfreq *this, unsigned long *freq); int (*event_handler)(struct devfreq *devfreq, unsigned int event, void *data); -}; +} __do_const; /** * struct devfreq - Device devfreq structure diff --git a/include/linux/device.h b/include/linux/device.h index 5d7bc63..7fe6331 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -342,7 +342,7 @@ struct subsys_interface { struct list_head node; int (*add_dev)(struct device *dev, struct subsys_interface *sif); void (*remove_dev)(struct device *dev, struct subsys_interface *sif); -}; +} __do_const; int subsys_interface_register(struct subsys_interface *sif); void subsys_interface_unregister(struct subsys_interface *sif); @@ -538,7 +538,7 @@ struct device_type { void (*release)(struct device *dev); const struct dev_pm_ops *pm; -}; +} __do_const; /* interface for exporting device attributes */ struct device_attribute { @@ -548,11 +548,12 @@ struct device_attribute { ssize_t (*store)(struct device *dev, struct device_attribute *attr, const char *buf, size_t count); }; +typedef struct device_attribute __no_const device_attribute_no_const; struct dev_ext_attribute { struct device_attribute attr; void *var; -}; +} __do_const; ssize_t device_show_ulong(struct device *dev, struct device_attribute *attr, char *buf); diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index ac07ff0..edff186 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -64,7 +64,7 @@ struct dma_map_ops { u64 (*get_required_mask)(struct device *dev); #endif int is_phys; -}; +} __do_const; #define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1)) diff --git a/include/linux/efi.h b/include/linux/efi.h index 85ef051..2714c3b 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -1073,6 +1073,7 @@ struct efivar_operations { efi_set_variable_nonblocking_t *set_variable_nonblocking; efi_query_variable_store_t *query_variable_store; }; +typedef struct efivar_operations __no_const efivar_operations_no_const; struct efivars { /* diff --git a/include/linux/elf.h b/include/linux/elf.h index 20fa8d8..3d0dd18 100644 --- a/include/linux/elf.h +++ b/include/linux/elf.h @@ -29,6 +29,7 @@ extern Elf32_Dyn _DYNAMIC []; #define elf_note elf32_note #define elf_addr_t Elf32_Off #define Elf_Half Elf32_Half +#define elf_dyn Elf32_Dyn #else @@ -39,6 +40,7 @@ extern Elf64_Dyn _DYNAMIC []; #define elf_note elf64_note #define elf_addr_t Elf64_Off #define Elf_Half Elf64_Half +#define elf_dyn Elf64_Dyn #endif diff --git a/include/linux/err.h b/include/linux/err.h index a729120..6ede2c9 100644 --- a/include/linux/err.h +++ b/include/linux/err.h @@ -20,12 +20,12 @@ #define IS_ERR_VALUE(x) unlikely((x) >= (unsigned long)-MAX_ERRNO) -static inline void * __must_check ERR_PTR(long error) +static inline void * __must_check __intentional_overflow(-1) ERR_PTR(long error) { return (void *) error; } -static inline long __must_check PTR_ERR(__force const void *ptr) +static inline long __must_check __intentional_overflow(-1) PTR_ERR(__force const void *ptr) { return (long) ptr; } diff --git a/include/linux/extcon.h b/include/linux/extcon.h index c0f8c4f..f1fad6f 100644 --- a/include/linux/extcon.h +++ b/include/linux/extcon.h @@ -113,7 +113,7 @@ struct extcon_dev { /* /sys/class/extcon/.../mutually_exclusive/... */ struct attribute_group attr_g_muex; struct attribute **attrs_muex; - struct device_attribute *d_attrs_muex; + device_attribute_no_const *d_attrs_muex; }; /** diff --git a/include/linux/fb.h b/include/linux/fb.h index bc9afa7..15d1341 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -305,7 +305,8 @@ struct fb_ops { /* called at KDB enter and leave time to prepare the console */ int (*fb_debug_enter)(struct fb_info *info); int (*fb_debug_leave)(struct fb_info *info); -}; +} __do_const; +typedef struct fb_ops __no_const fb_ops_no_const; #ifdef CONFIG_FB_TILEBLITTING #define FB_TILE_CURSOR_NONE 0 diff --git a/include/linux/fdtable.h b/include/linux/fdtable.h index 674e3e2..f68af19 100644 --- a/include/linux/fdtable.h +++ b/include/linux/fdtable.h @@ -103,7 +103,7 @@ struct files_struct *get_files_struct(struct task_struct *); void put_files_struct(struct files_struct *fs); void reset_files_struct(struct files_struct *); int unshare_files(struct files_struct **); -struct files_struct *dup_fd(struct files_struct *, int *); +struct files_struct *dup_fd(struct files_struct *, int *) __latent_entropy; void do_close_on_exec(struct files_struct *); int iterate_fd(struct files_struct *, unsigned, int (*)(const void *, struct file *, unsigned), diff --git a/include/linux/fs.h b/include/linux/fs.h index 72d8a84..4027250 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -439,7 +439,7 @@ struct address_space { spinlock_t private_lock; /* for use by the address_space */ struct list_head private_list; /* ditto */ void *private_data; /* ditto */ -} __attribute__((aligned(sizeof(long)))); +} __attribute__((aligned(sizeof(long)))) __randomize_layout; /* * On most architectures that alignment is already the case; but * must be enforced here for CRIS, to let the least significant bit @@ -482,7 +482,7 @@ struct block_device { int bd_fsfreeze_count; /* Mutex for freeze */ struct mutex bd_fsfreeze_mutex; -}; +} __randomize_layout; /* * Radix-tree tags, for tagging dirty and writeback pages within the pagecache @@ -677,7 +677,7 @@ struct inode { #endif void *i_private; /* fs or device private pointer */ -}; +} __randomize_layout; static inline int inode_unhashed(struct inode *inode) { @@ -872,7 +872,7 @@ struct file { struct list_head f_tfile_llink; #endif /* #ifdef CONFIG_EPOLL */ struct address_space *f_mapping; -} __attribute__((aligned(4))); /* lest something weird decides that 2 is OK */ +} __attribute__((aligned(4))) __randomize_layout; /* lest something weird decides that 2 is OK */ struct file_handle { __u32 handle_bytes; @@ -1007,7 +1007,7 @@ struct file_lock { int state; /* state of grant or error if -ve */ } afs; } fl_u; -}; +} __randomize_layout; struct file_lock_context { spinlock_t flc_lock; @@ -1386,7 +1386,7 @@ struct super_block { /* s_inode_list_lock protects s_inodes */ spinlock_t s_inode_list_lock ____cacheline_aligned_in_smp; struct list_head s_inodes; /* all inodes */ -}; +} __randomize_layout; extern struct timespec current_fs_time(struct super_block *sb); @@ -1642,7 +1642,8 @@ struct file_operations { #ifndef CONFIG_MMU unsigned (*mmap_capabilities)(struct file *); #endif -}; +} __do_const __randomize_layout; +typedef struct file_operations __no_const file_operations_no_const; struct inode_operations { struct dentry * (*lookup) (struct inode *,struct dentry *, unsigned int); @@ -2351,7 +2352,7 @@ extern int register_chrdev_region(dev_t, unsigned, const char *); extern int __register_chrdev(unsigned int major, unsigned int baseminor, unsigned int count, const char *name, const struct file_operations *fops); -extern void __unregister_chrdev(unsigned int major, unsigned int baseminor, +extern __nocapture(4) void __unregister_chrdev(unsigned int major, unsigned int baseminor, unsigned int count, const char *name); extern void unregister_chrdev_region(dev_t, unsigned); extern void chrdev_show(struct seq_file *,off_t); @@ -3040,4 +3041,14 @@ static inline bool dir_relax(struct inode *inode) extern bool path_noexec(const struct path *path); +static inline bool is_sidechannel_device(const struct inode *inode) +{ +#ifdef CONFIG_GRKERNSEC_DEVICE_SIDECHANNEL + umode_t mode = inode->i_mode; + return ((S_ISCHR(mode) || S_ISBLK(mode)) && (mode & (S_IROTH | S_IWOTH))); +#else + return false; +#endif +} + #endif /* _LINUX_FS_H */ diff --git a/include/linux/fs_struct.h b/include/linux/fs_struct.h index 0efc3e6..fd23610 100644 --- a/include/linux/fs_struct.h +++ b/include/linux/fs_struct.h @@ -6,13 +6,13 @@ #include <linux/seqlock.h> struct fs_struct { - int users; + atomic_t users; spinlock_t lock; seqcount_t seq; int umask; int in_exec; struct path root, pwd; -}; +} __randomize_layout; extern struct kmem_cache *fs_cachep; diff --git a/include/linux/fscache-cache.h b/include/linux/fscache-cache.h index 604e152..5954d0d 100644 --- a/include/linux/fscache-cache.h +++ b/include/linux/fscache-cache.h @@ -117,7 +117,7 @@ struct fscache_operation { fscache_operation_release_t release; }; -extern atomic_t fscache_op_debug_id; +extern atomic_unchecked_t fscache_op_debug_id; extern void fscache_op_work_func(struct work_struct *work); extern void fscache_enqueue_operation(struct fscache_operation *); diff --git a/include/linux/fscache.h b/include/linux/fscache.h index 115bb81..e7b812b 100644 --- a/include/linux/fscache.h +++ b/include/linux/fscache.h @@ -152,7 +152,7 @@ struct fscache_cookie_def { * - this is mandatory for any object that may have data */ void (*now_uncached)(void *cookie_netfs_data); -}; +} __do_const; /* * fscache cached network filesystem type diff --git a/include/linux/fsnotify.h b/include/linux/fsnotify.h index 7ee1774..72505b8 100644 --- a/include/linux/fsnotify.h +++ b/include/linux/fsnotify.h @@ -197,6 +197,9 @@ static inline void fsnotify_access(struct file *file) struct inode *inode = file_inode(file); __u32 mask = FS_ACCESS; + if (is_sidechannel_device(inode)) + return; + if (S_ISDIR(inode->i_mode)) mask |= FS_ISDIR; @@ -215,6 +218,9 @@ static inline void fsnotify_modify(struct file *file) struct inode *inode = file_inode(file); __u32 mask = FS_MODIFY; + if (is_sidechannel_device(inode)) + return; + if (S_ISDIR(inode->i_mode)) mask |= FS_ISDIR; @@ -317,7 +323,7 @@ static inline void fsnotify_change(struct dentry *dentry, unsigned int ia_valid) */ static inline const unsigned char *fsnotify_oldname_init(const unsigned char *name) { - return kstrdup(name, GFP_KERNEL); + return (const unsigned char *)kstrdup((const char *)name, GFP_KERNEL); } /* diff --git a/include/linux/genhd.h b/include/linux/genhd.h index 2adbfa6..abfd2e6 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -195,7 +195,7 @@ struct gendisk { struct kobject *slave_dir; struct timer_rand_state *random; - atomic_t sync_io; /* RAID */ + atomic_unchecked_t sync_io; /* RAID */ struct disk_events *ev; #ifdef CONFIG_BLK_DEV_INTEGRITY struct blk_integrity *integrity; @@ -436,7 +436,7 @@ extern void disk_flush_events(struct gendisk *disk, unsigned int mask); extern unsigned int disk_clear_events(struct gendisk *disk, unsigned int mask); /* drivers/char/random.c */ -extern void add_disk_randomness(struct gendisk *disk); +extern void add_disk_randomness(struct gendisk *disk) __latent_entropy; extern void rand_initialize_disk(struct gendisk *disk); static inline sector_t get_start_sect(struct block_device *bdev) diff --git a/include/linux/genl_magic_func.h b/include/linux/genl_magic_func.h index 667c311..abac2a7 100644 --- a/include/linux/genl_magic_func.h +++ b/include/linux/genl_magic_func.h @@ -246,7 +246,7 @@ const char *CONCAT_(GENL_MAGIC_FAMILY, _genl_cmd_to_str)(__u8 cmd) }, #define ZZZ_genl_ops CONCAT_(GENL_MAGIC_FAMILY, _genl_ops) -static struct genl_ops ZZZ_genl_ops[] __read_mostly = { +static struct genl_ops ZZZ_genl_ops[] = { #include GENL_MAGIC_INCLUDE_FILE }; diff --git a/include/linux/gfp.h b/include/linux/gfp.h index f92cbd2..389d885 100644 --- a/include/linux/gfp.h +++ b/include/linux/gfp.h @@ -35,6 +35,13 @@ struct vm_area_struct; #define ___GFP_NO_KSWAPD 0x400000u #define ___GFP_OTHER_NODE 0x800000u #define ___GFP_WRITE 0x1000000u + +#ifdef CONFIG_PAX_USERCOPY_SLABS +#define ___GFP_USERCOPY 0x2000000u +#else +#define ___GFP_USERCOPY 0 +#endif + /* If the above are modified, __GFP_BITS_SHIFT may need updating */ /* @@ -97,6 +104,7 @@ struct vm_area_struct; #define __GFP_NO_KSWAPD ((__force gfp_t)___GFP_NO_KSWAPD) #define __GFP_OTHER_NODE ((__force gfp_t)___GFP_OTHER_NODE) /* On behalf of other node */ #define __GFP_WRITE ((__force gfp_t)___GFP_WRITE) /* Allocator intends to dirty page */ +#define __GFP_USERCOPY ((__force gfp_t)___GFP_USERCOPY)/* Allocator intends to copy page to/from userland */ /* * This may seem redundant, but it's a way of annotating false positives vs. @@ -104,7 +112,7 @@ struct vm_area_struct; */ #define __GFP_NOTRACK_FALSE_POSITIVE (__GFP_NOTRACK) -#define __GFP_BITS_SHIFT 25 /* Room for N __GFP_FOO bits */ +#define __GFP_BITS_SHIFT 26 /* Room for N __GFP_FOO bits */ #define __GFP_BITS_MASK ((__force gfp_t)((1 << __GFP_BITS_SHIFT) - 1)) /* This equals 0, but use constants in case they ever change */ @@ -149,6 +157,8 @@ struct vm_area_struct; /* 4GB DMA on some platforms */ #define GFP_DMA32 __GFP_DMA32 +#define GFP_USERCOPY __GFP_USERCOPY + /* Convert GFP flags to their corresponding migrate type */ static inline int gfpflags_to_migratetype(const gfp_t gfp_flags) { diff --git a/include/linux/gracl.h b/include/linux/gracl.h new file mode 100644 index 0000000..91858e4 --- /dev/null +++ b/include/linux/gracl.h @@ -0,0 +1,342 @@ +#ifndef GR_ACL_H +#define GR_ACL_H + +#include <linux/grdefs.h> +#include <linux/resource.h> +#include <linux/capability.h> +#include <linux/dcache.h> +#include <asm/resource.h> + +/* Major status information */ + +#define GR_VERSION "grsecurity 3.1" +#define GRSECURITY_VERSION 0x3100 + +enum { + GR_SHUTDOWN = 0, + GR_ENABLE = 1, + GR_SPROLE = 2, + GR_OLDRELOAD = 3, + GR_SEGVMOD = 4, + GR_STATUS = 5, + GR_UNSPROLE = 6, + GR_PASSSET = 7, + GR_SPROLEPAM = 8, + GR_RELOAD = 9, +}; + +/* Password setup definitions + * kernel/grhash.c */ +enum { + GR_PW_LEN = 128, + GR_SALT_LEN = 16, + GR_SHA_LEN = 32, +}; + +enum { + GR_SPROLE_LEN = 64, +}; + +enum { + GR_NO_GLOB = 0, + GR_REG_GLOB, + GR_CREATE_GLOB +}; + +#define GR_NLIMITS 32 + +/* Begin Data Structures */ + +struct sprole_pw { + unsigned char *rolename; + unsigned char salt[GR_SALT_LEN]; + unsigned char sum[GR_SHA_LEN]; /* 256-bit SHA hash of the password */ +}; + +struct name_entry { + __u32 key; + u64 inode; + dev_t device; + char *name; + __u16 len; + __u8 deleted; + struct name_entry *prev; + struct name_entry *next; +}; + +struct inodev_entry { + struct name_entry *nentry; + struct inodev_entry *prev; + struct inodev_entry *next; +}; + +struct acl_role_db { + struct acl_role_label **r_hash; + __u32 r_size; +}; + +struct inodev_db { + struct inodev_entry **i_hash; + __u32 i_size; +}; + +struct name_db { + struct name_entry **n_hash; + __u32 n_size; +}; + +struct crash_uid { + uid_t uid; + unsigned long expires; +}; + +struct gr_hash_struct { + void **table; + void **nametable; + void *first; + __u32 table_size; + __u32 used_size; + int type; +}; + +/* Userspace Grsecurity ACL data structures */ + +struct acl_subject_label { + char *filename; + u64 inode; + dev_t device; + __u32 mode; + kernel_cap_t cap_mask; + kernel_cap_t cap_lower; + kernel_cap_t cap_invert_audit; + + struct rlimit res[GR_NLIMITS]; + __u32 resmask; + + __u8 user_trans_type; + __u8 group_trans_type; + uid_t *user_transitions; + gid_t *group_transitions; + __u16 user_trans_num; + __u16 group_trans_num; + + __u32 sock_families[2]; + __u32 ip_proto[8]; + __u32 ip_type; + struct acl_ip_label **ips; + __u32 ip_num; + __u32 inaddr_any_override; + + __u32 crashes; + unsigned long expires; + + struct acl_subject_label *parent_subject; + struct gr_hash_struct *hash; + struct acl_subject_label *prev; + struct acl_subject_label *next; + + struct acl_object_label **obj_hash; + __u32 obj_hash_size; + __u16 pax_flags; +}; + +struct role_allowed_ip { + __u32 addr; + __u32 netmask; + + struct role_allowed_ip *prev; + struct role_allowed_ip *next; +}; + +struct role_transition { + char *rolename; + + struct role_transition *prev; + struct role_transition *next; +}; + +struct acl_role_label { + char *rolename; + uid_t uidgid; + __u16 roletype; + + __u16 auth_attempts; + unsigned long expires; + + struct acl_subject_label *root_label; + struct gr_hash_struct *hash; + + struct acl_role_label *prev; + struct acl_role_label *next; + + struct role_transition *transitions; + struct role_allowed_ip *allowed_ips; + uid_t *domain_children; + __u16 domain_child_num; + + umode_t umask; + + struct acl_subject_label **subj_hash; + __u32 subj_hash_size; +}; + +struct user_acl_role_db { + struct acl_role_label **r_table; + __u32 num_pointers; /* Number of allocations to track */ + __u32 num_roles; /* Number of roles */ + __u32 num_domain_children; /* Number of domain children */ + __u32 num_subjects; /* Number of subjects */ + __u32 num_objects; /* Number of objects */ +}; + +struct acl_object_label { + char *filename; + u64 inode; + dev_t device; + __u32 mode; + + struct acl_subject_label *nested; + struct acl_object_label *globbed; + + /* next two structures not used */ + + struct acl_object_label *prev; + struct acl_object_label *next; +}; + +struct acl_ip_label { + char *iface; + __u32 addr; + __u32 netmask; + __u16 low, high; + __u8 mode; + __u32 type; + __u32 proto[8]; + + /* next two structures not used */ + + struct acl_ip_label *prev; + struct acl_ip_label *next; +}; + +struct gr_arg { + struct user_acl_role_db role_db; + unsigned char pw[GR_PW_LEN]; + unsigned char salt[GR_SALT_LEN]; + unsigned char sum[GR_SHA_LEN]; + unsigned char sp_role[GR_SPROLE_LEN]; + struct sprole_pw *sprole_pws; + dev_t segv_device; + u64 segv_inode; + uid_t segv_uid; + __u16 num_sprole_pws; + __u16 mode; +}; + +struct gr_arg_wrapper { + struct gr_arg *arg; + __u32 version; + __u32 size; +}; + +struct subject_map { + struct acl_subject_label *user; + struct acl_subject_label *kernel; + struct subject_map *prev; + struct subject_map *next; +}; + +struct acl_subj_map_db { + struct subject_map **s_hash; + __u32 s_size; +}; + +struct gr_policy_state { + struct sprole_pw **acl_special_roles; + __u16 num_sprole_pws; + struct acl_role_label *kernel_role; + struct acl_role_label *role_list; + struct acl_role_label *default_role; + struct acl_role_db acl_role_set; + struct acl_subj_map_db subj_map_set; + struct name_db name_set; + struct inodev_db inodev_set; +}; + +struct gr_alloc_state { + unsigned long alloc_stack_next; + unsigned long alloc_stack_size; + void **alloc_stack; +}; + +struct gr_reload_state { + struct gr_policy_state oldpolicy; + struct gr_alloc_state oldalloc; + struct gr_policy_state newpolicy; + struct gr_alloc_state newalloc; + struct gr_policy_state *oldpolicy_ptr; + struct gr_alloc_state *oldalloc_ptr; + unsigned char oldmode; +}; + +/* End Data Structures Section */ + +/* Hash functions generated by empirical testing by Brad Spengler + Makes good use of the low bits of the inode. Generally 0-1 times + in loop for successful match. 0-3 for unsuccessful match. + Shift/add algorithm with modulus of table size and an XOR*/ + +static __inline__ unsigned int +gr_rhash(const uid_t uid, const __u16 type, const unsigned int sz) +{ + return ((((uid + type) << (16 + type)) ^ uid) % sz); +} + + static __inline__ unsigned int +gr_shash(const struct acl_subject_label *userp, const unsigned int sz) +{ + return ((const unsigned long)userp % sz); +} + +static __inline__ unsigned int +gr_fhash(const u64 ino, const dev_t dev, const unsigned int sz) +{ + unsigned int rem; + div_u64_rem((ino + dev) ^ ((ino << 13) + (ino << 23) + (dev << 9)), sz, &rem); + return rem; +} + +static __inline__ unsigned int +gr_nhash(const char *name, const __u16 len, const unsigned int sz) +{ + return full_name_hash((const unsigned char *)name, len) % sz; +} + +#define FOR_EACH_SUBJECT_START(role,subj,iter) \ + subj = NULL; \ + iter = 0; \ + while (iter < role->subj_hash_size) { \ + if (subj == NULL) \ + subj = role->subj_hash[iter]; \ + if (subj == NULL) { \ + iter++; \ + continue; \ + } + +#define FOR_EACH_SUBJECT_END(subj,iter) \ + subj = subj->next; \ + if (subj == NULL) \ + iter++; \ + } + + +#define FOR_EACH_NESTED_SUBJECT_START(role,subj) \ + subj = role->hash->first; \ + while (subj != NULL) { + +#define FOR_EACH_NESTED_SUBJECT_END(subj) \ + subj = subj->next; \ + } + +#endif + diff --git a/include/linux/gracl_compat.h b/include/linux/gracl_compat.h new file mode 100644 index 0000000..af64092 --- /dev/null +++ b/include/linux/gracl_compat.h @@ -0,0 +1,156 @@ +#ifndef GR_ACL_COMPAT_H +#define GR_ACL_COMPAT_H + +#include <linux/resource.h> +#include <asm/resource.h> + +struct sprole_pw_compat { + compat_uptr_t rolename; + unsigned char salt[GR_SALT_LEN]; + unsigned char sum[GR_SHA_LEN]; +}; + +struct gr_hash_struct_compat { + compat_uptr_t table; + compat_uptr_t nametable; + compat_uptr_t first; + __u32 table_size; + __u32 used_size; + int type; +}; + +struct acl_subject_label_compat { + compat_uptr_t filename; + compat_u64 inode; + __u32 device; + __u32 mode; + kernel_cap_t cap_mask; + kernel_cap_t cap_lower; + kernel_cap_t cap_invert_audit; + + struct compat_rlimit res[GR_NLIMITS]; + __u32 resmask; + + __u8 user_trans_type; + __u8 group_trans_type; + compat_uptr_t user_transitions; + compat_uptr_t group_transitions; + __u16 user_trans_num; + __u16 group_trans_num; + + __u32 sock_families[2]; + __u32 ip_proto[8]; + __u32 ip_type; + compat_uptr_t ips; + __u32 ip_num; + __u32 inaddr_any_override; + + __u32 crashes; + compat_ulong_t expires; + + compat_uptr_t parent_subject; + compat_uptr_t hash; + compat_uptr_t prev; + compat_uptr_t next; + + compat_uptr_t obj_hash; + __u32 obj_hash_size; + __u16 pax_flags; +}; + +struct role_allowed_ip_compat { + __u32 addr; + __u32 netmask; + + compat_uptr_t prev; + compat_uptr_t next; +}; + +struct role_transition_compat { + compat_uptr_t rolename; + + compat_uptr_t prev; + compat_uptr_t next; +}; + +struct acl_role_label_compat { + compat_uptr_t rolename; + uid_t uidgid; + __u16 roletype; + + __u16 auth_attempts; + compat_ulong_t expires; + + compat_uptr_t root_label; + compat_uptr_t hash; + + compat_uptr_t prev; + compat_uptr_t next; + + compat_uptr_t transitions; + compat_uptr_t allowed_ips; + compat_uptr_t domain_children; + __u16 domain_child_num; + + umode_t umask; + + compat_uptr_t subj_hash; + __u32 subj_hash_size; +}; + +struct user_acl_role_db_compat { + compat_uptr_t r_table; + __u32 num_pointers; + __u32 num_roles; + __u32 num_domain_children; + __u32 num_subjects; + __u32 num_objects; +}; + +struct acl_object_label_compat { + compat_uptr_t filename; + compat_u64 inode; + __u32 device; + __u32 mode; + + compat_uptr_t nested; + compat_uptr_t globbed; + + compat_uptr_t prev; + compat_uptr_t next; +}; + +struct acl_ip_label_compat { + compat_uptr_t iface; + __u32 addr; + __u32 netmask; + __u16 low, high; + __u8 mode; + __u32 type; + __u32 proto[8]; + + compat_uptr_t prev; + compat_uptr_t next; +}; + +struct gr_arg_compat { + struct user_acl_role_db_compat role_db; + unsigned char pw[GR_PW_LEN]; + unsigned char salt[GR_SALT_LEN]; + unsigned char sum[GR_SHA_LEN]; + unsigned char sp_role[GR_SPROLE_LEN]; + compat_uptr_t sprole_pws; + __u32 segv_device; + compat_u64 segv_inode; + uid_t segv_uid; + __u16 num_sprole_pws; + __u16 mode; +}; + +struct gr_arg_wrapper_compat { + compat_uptr_t arg; + __u32 version; + __u32 size; +}; + +#endif diff --git a/include/linux/gralloc.h b/include/linux/gralloc.h new file mode 100644 index 0000000..323ecf2 --- /dev/null +++ b/include/linux/gralloc.h @@ -0,0 +1,9 @@ +#ifndef __GRALLOC_H +#define __GRALLOC_H + +void acl_free_all(void); +int acl_alloc_stack_init(unsigned long size); +void *acl_alloc(unsigned long len); +void *acl_alloc_num(unsigned long num, unsigned long len); + +#endif diff --git a/include/linux/grdefs.h b/include/linux/grdefs.h new file mode 100644 index 0000000..be66033 --- /dev/null +++ b/include/linux/grdefs.h @@ -0,0 +1,140 @@ +#ifndef GRDEFS_H +#define GRDEFS_H + +/* Begin grsecurity status declarations */ + +enum { + GR_READY = 0x01, + GR_STATUS_INIT = 0x00 // disabled state +}; + +/* Begin ACL declarations */ + +/* Role flags */ + +enum { + GR_ROLE_USER = 0x0001, + GR_ROLE_GROUP = 0x0002, + GR_ROLE_DEFAULT = 0x0004, + GR_ROLE_SPECIAL = 0x0008, + GR_ROLE_AUTH = 0x0010, + GR_ROLE_NOPW = 0x0020, + GR_ROLE_GOD = 0x0040, + GR_ROLE_LEARN = 0x0080, + GR_ROLE_TPE = 0x0100, + GR_ROLE_DOMAIN = 0x0200, + GR_ROLE_PAM = 0x0400, + GR_ROLE_PERSIST = 0x0800 +}; + +/* ACL Subject and Object mode flags */ +enum { + GR_DELETED = 0x80000000 +}; + +/* ACL Object-only mode flags */ +enum { + GR_READ = 0x00000001, + GR_APPEND = 0x00000002, + GR_WRITE = 0x00000004, + GR_EXEC = 0x00000008, + GR_FIND = 0x00000010, + GR_INHERIT = 0x00000020, + GR_SETID = 0x00000040, + GR_CREATE = 0x00000080, + GR_DELETE = 0x00000100, + GR_LINK = 0x00000200, + GR_AUDIT_READ = 0x00000400, + GR_AUDIT_APPEND = 0x00000800, + GR_AUDIT_WRITE = 0x00001000, + GR_AUDIT_EXEC = 0x00002000, + GR_AUDIT_FIND = 0x00004000, + GR_AUDIT_INHERIT= 0x00008000, + GR_AUDIT_SETID = 0x00010000, + GR_AUDIT_CREATE = 0x00020000, + GR_AUDIT_DELETE = 0x00040000, + GR_AUDIT_LINK = 0x00080000, + GR_PTRACERD = 0x00100000, + GR_NOPTRACE = 0x00200000, + GR_SUPPRESS = 0x00400000, + GR_NOLEARN = 0x00800000, + GR_INIT_TRANSFER= 0x01000000 +}; + +#define GR_AUDITS (GR_AUDIT_READ | GR_AUDIT_WRITE | GR_AUDIT_APPEND | GR_AUDIT_EXEC | \ + GR_AUDIT_FIND | GR_AUDIT_INHERIT | GR_AUDIT_SETID | \ + GR_AUDIT_CREATE | GR_AUDIT_DELETE | GR_AUDIT_LINK) + +/* ACL subject-only mode flags */ +enum { + GR_KILL = 0x00000001, + GR_VIEW = 0x00000002, + GR_PROTECTED = 0x00000004, + GR_LEARN = 0x00000008, + GR_OVERRIDE = 0x00000010, + /* just a placeholder, this mode is only used in userspace */ + GR_DUMMY = 0x00000020, + GR_PROTSHM = 0x00000040, + GR_KILLPROC = 0x00000080, + GR_KILLIPPROC = 0x00000100, + /* just a placeholder, this mode is only used in userspace */ + GR_NOTROJAN = 0x00000200, + GR_PROTPROCFD = 0x00000400, + GR_PROCACCT = 0x00000800, + GR_RELAXPTRACE = 0x00001000, + //GR_NESTED = 0x00002000, + GR_INHERITLEARN = 0x00004000, + GR_PROCFIND = 0x00008000, + GR_POVERRIDE = 0x00010000, + GR_KERNELAUTH = 0x00020000, + GR_ATSECURE = 0x00040000, + GR_SHMEXEC = 0x00080000 +}; + +enum { + GR_PAX_ENABLE_SEGMEXEC = 0x0001, + GR_PAX_ENABLE_PAGEEXEC = 0x0002, + GR_PAX_ENABLE_MPROTECT = 0x0004, + GR_PAX_ENABLE_RANDMMAP = 0x0008, + GR_PAX_ENABLE_EMUTRAMP = 0x0010, + GR_PAX_DISABLE_SEGMEXEC = 0x0100, + GR_PAX_DISABLE_PAGEEXEC = 0x0200, + GR_PAX_DISABLE_MPROTECT = 0x0400, + GR_PAX_DISABLE_RANDMMAP = 0x0800, + GR_PAX_DISABLE_EMUTRAMP = 0x1000, +}; + +enum { + GR_ID_USER = 0x01, + GR_ID_GROUP = 0x02, +}; + +enum { + GR_ID_ALLOW = 0x01, + GR_ID_DENY = 0x02, +}; + +#define GR_CRASH_RES 31 +#define GR_UIDTABLE_MAX 500 + +/* begin resource learning section */ +enum { + GR_RLIM_CPU_BUMP = 60, + GR_RLIM_FSIZE_BUMP = 50000, + GR_RLIM_DATA_BUMP = 10000, + GR_RLIM_STACK_BUMP = 1000, + GR_RLIM_CORE_BUMP = 10000, + GR_RLIM_RSS_BUMP = 500000, + GR_RLIM_NPROC_BUMP = 1, + GR_RLIM_NOFILE_BUMP = 5, + GR_RLIM_MEMLOCK_BUMP = 50000, + GR_RLIM_AS_BUMP = 500000, + GR_RLIM_LOCKS_BUMP = 2, + GR_RLIM_SIGPENDING_BUMP = 5, + GR_RLIM_MSGQUEUE_BUMP = 10000, + GR_RLIM_NICE_BUMP = 1, + GR_RLIM_RTPRIO_BUMP = 1, + GR_RLIM_RTTIME_BUMP = 1000000 +}; + +#endif diff --git a/include/linux/grinternal.h b/include/linux/grinternal.h new file mode 100644 index 0000000..6245f9e --- /dev/null +++ b/include/linux/grinternal.h @@ -0,0 +1,230 @@ +#ifndef __GRINTERNAL_H +#define __GRINTERNAL_H + +#ifdef CONFIG_GRKERNSEC + +#include <linux/fs.h> +#include <linux/mnt_namespace.h> +#include <linux/nsproxy.h> +#include <linux/gracl.h> +#include <linux/grdefs.h> +#include <linux/grmsg.h> + +void gr_add_learn_entry(const char *fmt, ...) + __attribute__ ((format (printf, 1, 2))); +__u32 gr_search_file(const struct dentry *dentry, const __u32 mode, + const struct vfsmount *mnt); +__u32 gr_check_create(const struct dentry *new_dentry, + const struct dentry *parent, + const struct vfsmount *mnt, const __u32 mode); +int gr_check_protected_task(const struct task_struct *task); +__u32 to_gr_audit(const __u32 reqmode); +int gr_set_acls(const int type); +int gr_acl_is_enabled(void); +char gr_roletype_to_char(void); + +void gr_handle_alertkill(struct task_struct *task); +char *gr_to_filename(const struct dentry *dentry, + const struct vfsmount *mnt); +char *gr_to_filename1(const struct dentry *dentry, + const struct vfsmount *mnt); +char *gr_to_filename2(const struct dentry *dentry, + const struct vfsmount *mnt); +char *gr_to_filename3(const struct dentry *dentry, + const struct vfsmount *mnt); + +extern int grsec_enable_ptrace_readexec; +extern int grsec_enable_harden_ptrace; +extern int grsec_enable_link; +extern int grsec_enable_fifo; +extern int grsec_enable_execve; +extern int grsec_enable_shm; +extern int grsec_enable_execlog; +extern int grsec_enable_signal; +extern int grsec_enable_audit_ptrace; +extern int grsec_enable_forkfail; +extern int grsec_enable_time; +extern int grsec_enable_rofs; +extern int grsec_deny_new_usb; +extern int grsec_enable_chroot_shmat; +extern int grsec_enable_chroot_mount; +extern int grsec_enable_chroot_double; +extern int grsec_enable_chroot_pivot; +extern int grsec_enable_chroot_chdir; +extern int grsec_enable_chroot_chmod; +extern int grsec_enable_chroot_mknod; +extern int grsec_enable_chroot_fchdir; +extern int grsec_enable_chroot_nice; +extern int grsec_enable_chroot_execlog; +extern int grsec_enable_chroot_caps; +extern int grsec_enable_chroot_rename; +extern int grsec_enable_chroot_sysctl; +extern int grsec_enable_chroot_unix; +extern int grsec_enable_symlinkown; +extern kgid_t grsec_symlinkown_gid; +extern int grsec_enable_tpe; +extern kgid_t grsec_tpe_gid; +extern int grsec_enable_tpe_all; +extern int grsec_enable_tpe_invert; +extern int grsec_enable_socket_all; +extern kgid_t grsec_socket_all_gid; +extern int grsec_enable_socket_client; +extern kgid_t grsec_socket_client_gid; +extern int grsec_enable_socket_server; +extern kgid_t grsec_socket_server_gid; +extern kgid_t grsec_audit_gid; +extern int grsec_enable_group; +extern int grsec_enable_log_rwxmaps; +extern int grsec_enable_mount; +extern int grsec_enable_chdir; +extern int grsec_resource_logging; +extern int grsec_enable_blackhole; +extern int grsec_lastack_retries; +extern int grsec_enable_brute; +extern int grsec_enable_harden_ipc; +extern int grsec_lock; + +extern spinlock_t grsec_alert_lock; +extern unsigned long grsec_alert_wtime; +extern unsigned long grsec_alert_fyet; + +extern spinlock_t grsec_audit_lock; + +extern rwlock_t grsec_exec_file_lock; + +#define gr_task_fullpath(tsk) ((tsk)->exec_file ? \ + gr_to_filename2((tsk)->exec_file->f_path.dentry, \ + (tsk)->exec_file->f_path.mnt) : "/") + +#define gr_parent_task_fullpath(tsk) ((tsk)->real_parent->exec_file ? \ + gr_to_filename3((tsk)->real_parent->exec_file->f_path.dentry, \ + (tsk)->real_parent->exec_file->f_path.mnt) : "/") + +#define gr_task_fullpath0(tsk) ((tsk)->exec_file ? \ + gr_to_filename((tsk)->exec_file->f_path.dentry, \ + (tsk)->exec_file->f_path.mnt) : "/") + +#define gr_parent_task_fullpath0(tsk) ((tsk)->real_parent->exec_file ? \ + gr_to_filename1((tsk)->real_parent->exec_file->f_path.dentry, \ + (tsk)->real_parent->exec_file->f_path.mnt) : "/") + +#define proc_is_chrooted(tsk_a) ((tsk_a)->gr_is_chrooted) + +#define have_same_root(tsk_a,tsk_b) ((tsk_a)->gr_chroot_dentry == (tsk_b)->gr_chroot_dentry) + +static inline bool gr_is_same_file(const struct file *file1, const struct file *file2) +{ + if (file1 && file2) { + const struct inode *inode1 = file1->f_path.dentry->d_inode; + const struct inode *inode2 = file2->f_path.dentry->d_inode; + if (inode1->i_ino == inode2->i_ino && inode1->i_sb->s_dev == inode2->i_sb->s_dev) + return true; + } + + return false; +} + +#define GR_CHROOT_CAPS {{ \ + CAP_TO_MASK(CAP_LINUX_IMMUTABLE) | CAP_TO_MASK(CAP_NET_ADMIN) | \ + CAP_TO_MASK(CAP_SYS_MODULE) | CAP_TO_MASK(CAP_SYS_RAWIO) | \ + CAP_TO_MASK(CAP_SYS_PACCT) | CAP_TO_MASK(CAP_SYS_ADMIN) | \ + CAP_TO_MASK(CAP_SYS_BOOT) | CAP_TO_MASK(CAP_SYS_TIME) | \ + CAP_TO_MASK(CAP_NET_RAW) | CAP_TO_MASK(CAP_SYS_TTY_CONFIG) | \ + CAP_TO_MASK(CAP_IPC_OWNER) | CAP_TO_MASK(CAP_SETFCAP), \ + CAP_TO_MASK(CAP_SYSLOG) | CAP_TO_MASK(CAP_MAC_ADMIN) }} + +#define security_learn(normal_msg,args...) \ +({ \ + read_lock(&grsec_exec_file_lock); \ + gr_add_learn_entry(normal_msg "\n", ## args); \ + read_unlock(&grsec_exec_file_lock); \ +}) + +enum { + GR_DO_AUDIT, + GR_DONT_AUDIT, + /* used for non-audit messages that we shouldn't kill the task on */ + GR_DONT_AUDIT_GOOD +}; + +enum { + GR_TTYSNIFF, + GR_RBAC, + GR_RBAC_STR, + GR_STR_RBAC, + GR_RBAC_MODE2, + GR_RBAC_MODE3, + GR_FILENAME, + GR_SYSCTL_HIDDEN, + GR_NOARGS, + GR_ONE_INT, + GR_ONE_INT_TWO_STR, + GR_ONE_STR, + GR_STR_INT, + GR_TWO_STR_INT, + GR_TWO_INT, + GR_TWO_U64, + GR_THREE_INT, + GR_FIVE_INT_TWO_STR, + GR_TWO_STR, + GR_THREE_STR, + GR_FOUR_STR, + GR_STR_FILENAME, + GR_FILENAME_STR, + GR_FILENAME_TWO_INT, + GR_FILENAME_TWO_INT_STR, + GR_TEXTREL, + GR_PTRACE, + GR_RESOURCE, + GR_CAP, + GR_SIG, + GR_SIG2, + GR_CRASH1, + GR_CRASH2, + GR_PSACCT, + GR_RWXMAP, + GR_RWXMAPVMA +}; + +#define gr_log_hidden_sysctl(audit, msg, str) gr_log_varargs(audit, msg, GR_SYSCTL_HIDDEN, str) +#define gr_log_ttysniff(audit, msg, task) gr_log_varargs(audit, msg, GR_TTYSNIFF, task) +#define gr_log_fs_rbac_generic(audit, msg, dentry, mnt) gr_log_varargs(audit, msg, GR_RBAC, dentry, mnt) +#define gr_log_fs_rbac_str(audit, msg, dentry, mnt, str) gr_log_varargs(audit, msg, GR_RBAC_STR, dentry, mnt, str) +#define gr_log_fs_str_rbac(audit, msg, str, dentry, mnt) gr_log_varargs(audit, msg, GR_STR_RBAC, str, dentry, mnt) +#define gr_log_fs_rbac_mode2(audit, msg, dentry, mnt, str1, str2) gr_log_varargs(audit, msg, GR_RBAC_MODE2, dentry, mnt, str1, str2) +#define gr_log_fs_rbac_mode3(audit, msg, dentry, mnt, str1, str2, str3) gr_log_varargs(audit, msg, GR_RBAC_MODE3, dentry, mnt, str1, str2, str3) +#define gr_log_fs_generic(audit, msg, dentry, mnt) gr_log_varargs(audit, msg, GR_FILENAME, dentry, mnt) +#define gr_log_noargs(audit, msg) gr_log_varargs(audit, msg, GR_NOARGS) +#define gr_log_int(audit, msg, num) gr_log_varargs(audit, msg, GR_ONE_INT, num) +#define gr_log_int_str2(audit, msg, num, str1, str2) gr_log_varargs(audit, msg, GR_ONE_INT_TWO_STR, num, str1, str2) +#define gr_log_str(audit, msg, str) gr_log_varargs(audit, msg, GR_ONE_STR, str) +#define gr_log_str_int(audit, msg, str, num) gr_log_varargs(audit, msg, GR_STR_INT, str, num) +#define gr_log_int_int(audit, msg, num1, num2) gr_log_varargs(audit, msg, GR_TWO_INT, num1, num2) +#define gr_log_two_u64(audit, msg, num1, num2) gr_log_varargs(audit, msg, GR_TWO_U64, num1, num2) +#define gr_log_int3(audit, msg, num1, num2, num3) gr_log_varargs(audit, msg, GR_THREE_INT, num1, num2, num3) +#define gr_log_int5_str2(audit, msg, num1, num2, str1, str2) gr_log_varargs(audit, msg, GR_FIVE_INT_TWO_STR, num1, num2, str1, str2) +#define gr_log_str_str(audit, msg, str1, str2) gr_log_varargs(audit, msg, GR_TWO_STR, str1, str2) +#define gr_log_str2_int(audit, msg, str1, str2, num) gr_log_varargs(audit, msg, GR_TWO_STR_INT, str1, str2, num) +#define gr_log_str3(audit, msg, str1, str2, str3) gr_log_varargs(audit, msg, GR_THREE_STR, str1, str2, str3) +#define gr_log_str4(audit, msg, str1, str2, str3, str4) gr_log_varargs(audit, msg, GR_FOUR_STR, str1, str2, str3, str4) +#define gr_log_str_fs(audit, msg, str, dentry, mnt) gr_log_varargs(audit, msg, GR_STR_FILENAME, str, dentry, mnt) +#define gr_log_fs_str(audit, msg, dentry, mnt, str) gr_log_varargs(audit, msg, GR_FILENAME_STR, dentry, mnt, str) +#define gr_log_fs_int2(audit, msg, dentry, mnt, num1, num2) gr_log_varargs(audit, msg, GR_FILENAME_TWO_INT, dentry, mnt, num1, num2) +#define gr_log_fs_int2_str(audit, msg, dentry, mnt, num1, num2, str) gr_log_varargs(audit, msg, GR_FILENAME_TWO_INT_STR, dentry, mnt, num1, num2, str) +#define gr_log_textrel_ulong_ulong(audit, msg, str, file, ulong1, ulong2) gr_log_varargs(audit, msg, GR_TEXTREL, str, file, ulong1, ulong2) +#define gr_log_ptrace(audit, msg, task) gr_log_varargs(audit, msg, GR_PTRACE, task) +#define gr_log_res_ulong2_str(audit, msg, task, ulong1, str, ulong2) gr_log_varargs(audit, msg, GR_RESOURCE, task, ulong1, str, ulong2) +#define gr_log_cap(audit, msg, task, str) gr_log_varargs(audit, msg, GR_CAP, task, str) +#define gr_log_sig_addr(audit, msg, str, addr) gr_log_varargs(audit, msg, GR_SIG, str, addr) +#define gr_log_sig_task(audit, msg, task, num) gr_log_varargs(audit, msg, GR_SIG2, task, num) +#define gr_log_crash1(audit, msg, task, ulong) gr_log_varargs(audit, msg, GR_CRASH1, task, ulong) +#define gr_log_crash2(audit, msg, task, ulong1) gr_log_varargs(audit, msg, GR_CRASH2, task, ulong1) +#define gr_log_procacct(audit, msg, task, num1, num2, num3, num4, num5, num6, num7, num8, num9) gr_log_varargs(audit, msg, GR_PSACCT, task, num1, num2, num3, num4, num5, num6, num7, num8, num9) +#define gr_log_rwxmap(audit, msg, str) gr_log_varargs(audit, msg, GR_RWXMAP, str) +#define gr_log_rwxmap_vma(audit, msg, str) gr_log_varargs(audit, msg, GR_RWXMAPVMA, str) + +void gr_log_varargs(int audit, const char *msg, int argtypes, ...); + +#endif + +#endif diff --git a/include/linux/grmsg.h b/include/linux/grmsg.h new file mode 100644 index 0000000..3092b3c --- /dev/null +++ b/include/linux/grmsg.h @@ -0,0 +1,118 @@ +#define DEFAULTSECMSG "%.256s[%.16s:%d] uid/euid:%u/%u gid/egid:%u/%u, parent %.256s[%.16s:%d] uid/euid:%u/%u gid/egid:%u/%u" +#define GR_ACL_PROCACCT_MSG "%.256s[%.16s:%d] IP:%pI4 TTY:%.64s uid/euid:%u/%u gid/egid:%u/%u run time:[%ud %uh %um %us] cpu time:[%ud %uh %um %us] %s with exit code %ld, parent %.256s[%.16s:%d] IP:%pI4 TTY:%.64s uid/euid:%u/%u gid/egid:%u/%u" +#define GR_PTRACE_ACL_MSG "denied ptrace of %.950s(%.16s:%d) by " +#define GR_STOPMOD_MSG "denied modification of module state by " +#define GR_ROFS_BLOCKWRITE_MSG "denied write to block device %.950s by " +#define GR_ROFS_MOUNT_MSG "denied writable mount of %.950s by " +#define GR_IOPERM_MSG "denied use of ioperm() by " +#define GR_IOPL_MSG "denied use of iopl() by " +#define GR_SHMAT_ACL_MSG "denied attach of shared memory of UID %u, PID %d, ID %u by " +#define GR_UNIX_CHROOT_MSG "denied connect() to abstract AF_UNIX socket outside of chroot by " +#define GR_SHMAT_CHROOT_MSG "denied attach of shared memory outside of chroot by " +#define GR_MEM_READWRITE_MSG "denied access of range %Lx -> %Lx in /dev/mem by " +#define GR_SYMLINK_MSG "not following symlink %.950s owned by %d.%d by " +#define GR_LEARN_AUDIT_MSG "%s\t%u\t%u\t%u\t%.4095s\t%.4095s\t%lu\t%lu\t%.4095s\t%lu\t%pI4" +#define GR_ID_LEARN_MSG "%s\t%u\t%u\t%u\t%.4095s\t%.4095s\t%c\t%d\t%d\t%d\t%pI4" +#define GR_HIDDEN_ACL_MSG "%s access to hidden file %.950s by " +#define GR_OPEN_ACL_MSG "%s open of %.950s for%s%s by " +#define GR_CREATE_ACL_MSG "%s create of %.950s for%s%s by " +#define GR_FIFO_MSG "denied writing FIFO %.950s of %d.%d by " +#define GR_MKNOD_CHROOT_MSG "denied mknod of %.950s from chroot by " +#define GR_MKNOD_ACL_MSG "%s mknod of %.950s by " +#define GR_UNIXCONNECT_ACL_MSG "%s connect() to the unix domain socket %.950s by " +#define GR_TTYSNIFF_ACL_MSG "terminal being sniffed by IP:%pI4 %.480s[%.16s:%d], parent %.480s[%.16s:%d] against " +#define GR_MKDIR_ACL_MSG "%s mkdir of %.950s by " +#define GR_RMDIR_ACL_MSG "%s rmdir of %.950s by " +#define GR_UNLINK_ACL_MSG "%s unlink of %.950s by " +#define GR_SYMLINK_ACL_MSG "%s symlink from %.480s to %.480s by " +#define GR_HARDLINK_MSG "denied hardlink of %.930s (owned by %d.%d) to %.30s for " +#define GR_LINK_ACL_MSG "%s link of %.480s to %.480s by " +#define GR_INHERIT_ACL_MSG "successful inherit of %.480s's ACL for %.480s by " +#define GR_RENAME_ACL_MSG "%s rename of %.480s to %.480s by " +#define GR_UNSAFESHARE_EXEC_ACL_MSG "denied exec with cloned fs of %.950s by " +#define GR_PTRACE_EXEC_ACL_MSG "denied ptrace of %.950s by " +#define GR_EXEC_ACL_MSG "%s execution of %.950s by " +#define GR_EXEC_TPE_MSG "denied untrusted exec (due to %.70s) of %.950s by " +#define GR_SEGVSTART_ACL_MSG "possible exploit bruteforcing on " DEFAULTSECMSG " banning uid %u from login for %lu seconds" +#define GR_SEGVNOSUID_ACL_MSG "possible exploit bruteforcing on " DEFAULTSECMSG " banning execution for %lu seconds" +#define GR_MOUNT_CHROOT_MSG "denied mount of %.256s as %.930s from chroot by " +#define GR_PIVOT_CHROOT_MSG "denied pivot_root from chroot by " +#define GR_TRUNCATE_ACL_MSG "%s truncate of %.950s by " +#define GR_ATIME_ACL_MSG "%s access time change of %.950s by " +#define GR_ACCESS_ACL_MSG "%s access of %.950s for%s%s%s by " +#define GR_CHROOT_CHROOT_MSG "denied double chroot to %.950s by " +#define GR_CHROOT_RENAME_MSG "denied bad rename of %.950s out of a chroot by " +#define GR_CHMOD_CHROOT_MSG "denied chmod +s of %.950s by " +#define GR_CHMOD_ACL_MSG "%s chmod of %.950s by " +#define GR_CHROOT_FCHDIR_MSG "denied fchdir outside of chroot to %.950s by " +#define GR_CHROOT_FHANDLE_MSG "denied use of file handles inside chroot by " +#define GR_CHOWN_ACL_MSG "%s chown of %.950s by " +#define GR_SETXATTR_ACL_MSG "%s setting extended attribute of %.950s by " +#define GR_REMOVEXATTR_ACL_MSG "%s removing extended attribute of %.950s by " +#define GR_WRITLIB_ACL_MSG "denied load of writable library %.950s by " +#define GR_INITF_ACL_MSG "init_variables() failed %s by " +#define GR_DISABLED_ACL_MSG "Error loading %s, trying to run kernel with acls disabled. To disable acls at startup use <kernel image name> gracl=off from your boot loader" +#define GR_DEV_ACL_MSG "/dev/grsec: %d bytes sent %d required, being fed garbage by " +#define GR_SHUTS_ACL_MSG "shutdown auth success for " +#define GR_SHUTF_ACL_MSG "shutdown auth failure for " +#define GR_SHUTI_ACL_MSG "ignoring shutdown for disabled RBAC system for " +#define GR_SEGVMODS_ACL_MSG "segvmod auth success for " +#define GR_SEGVMODF_ACL_MSG "segvmod auth failure for " +#define GR_SEGVMODI_ACL_MSG "ignoring segvmod for disabled RBAC system for " +#define GR_ENABLE_ACL_MSG "%s RBAC system loaded by " +#define GR_ENABLEF_ACL_MSG "unable to load %s for " +#define GR_RELOADI_ACL_MSG "ignoring reload request for disabled RBAC system" +#define GR_RELOAD_ACL_MSG "%s RBAC system reloaded by " +#define GR_RELOADF_ACL_MSG "failed reload of %s for " +#define GR_SPROLEI_ACL_MSG "ignoring change to special role for disabled RBAC system for " +#define GR_SPROLES_ACL_MSG "successful change to special role %s (id %d) by " +#define GR_SPROLEL_ACL_MSG "special role %s (id %d) exited by " +#define GR_SPROLEF_ACL_MSG "special role %s failure for " +#define GR_UNSPROLEI_ACL_MSG "ignoring unauth of special role for disabled RBAC system for " +#define GR_UNSPROLES_ACL_MSG "successful unauth of special role %s (id %d) by " +#define GR_INVMODE_ACL_MSG "invalid mode %d by " +#define GR_PRIORITY_CHROOT_MSG "denied priority change of process (%.16s:%d) by " +#define GR_FAILFORK_MSG "failed fork with errno %s by " +#define GR_NICE_CHROOT_MSG "denied priority change by " +#define GR_UNISIGLOG_MSG "%.32s occurred at %p in " +#define GR_DUALSIGLOG_MSG "signal %d sent to " DEFAULTSECMSG " by " +#define GR_SIG_ACL_MSG "denied send of signal %d to protected task " DEFAULTSECMSG " by " +#define GR_SYSCTL_MSG "denied modification of grsecurity sysctl value : %.32s by " +#define GR_SYSCTL_ACL_MSG "%s sysctl of %.950s for%s%s by " +#define GR_TIME_MSG "time set by " +#define GR_DEFACL_MSG "fatal: unable to find subject for (%.16s:%d), loaded by " +#define GR_MMAP_ACL_MSG "%s executable mmap of %.950s by " +#define GR_MPROTECT_ACL_MSG "%s executable mprotect of %.950s by " +#define GR_SOCK_MSG "denied socket(%.16s,%.16s,%.16s) by " +#define GR_SOCK_NOINET_MSG "denied socket(%.16s,%.16s,%d) by " +#define GR_BIND_MSG "denied bind() by " +#define GR_CONNECT_MSG "denied connect() by " +#define GR_BIND_ACL_MSG "denied bind() to %pI4 port %u sock type %.16s protocol %.16s by " +#define GR_CONNECT_ACL_MSG "denied connect() to %pI4 port %u sock type %.16s protocol %.16s by " +#define GR_IP_LEARN_MSG "%s\t%u\t%u\t%u\t%.4095s\t%.4095s\t%pI4\t%u\t%u\t%u\t%u\t%pI4" +#define GR_EXEC_CHROOT_MSG "exec of %.980s within chroot by process " +#define GR_CAP_ACL_MSG "use of %s denied for " +#define GR_CAP_CHROOT_MSG "use of %s in chroot denied for " +#define GR_CAP_ACL_MSG2 "use of %s permitted for " +#define GR_USRCHANGE_ACL_MSG "change to uid %u denied for " +#define GR_GRPCHANGE_ACL_MSG "change to gid %u denied for " +#define GR_REMOUNT_AUDIT_MSG "remount of %.256s by " +#define GR_UNMOUNT_AUDIT_MSG "unmount of %.256s by " +#define GR_MOUNT_AUDIT_MSG "mount of %.256s to %.256s by " +#define GR_CHDIR_AUDIT_MSG "chdir to %.980s by " +#define GR_EXEC_AUDIT_MSG "exec of %.930s (%.128s) by " +#define GR_RESOURCE_MSG "denied resource overstep by requesting %lu for %.16s against limit %lu for " +#define GR_RWXMMAP_MSG "denied RWX mmap of %.950s by " +#define GR_RWXMPROTECT_MSG "denied RWX mprotect of %.950s by " +#define GR_TEXTREL_AUDIT_MSG "allowed %s text relocation transition in %.950s, VMA:0x%08lx 0x%08lx by " +#define GR_PTGNUSTACK_MSG "denied marking stack executable as requested by PT_GNU_STACK marking in %.950s by " +#define GR_VM86_MSG "denied use of vm86 by " +#define GR_PTRACE_AUDIT_MSG "process %.950s(%.16s:%d) attached to via ptrace by " +#define GR_PTRACE_READEXEC_MSG "denied ptrace of unreadable binary %.950s by " +#define GR_INIT_TRANSFER_MSG "persistent special role transferred privilege to init by " +#define GR_BADPROCPID_MSG "denied read of sensitive /proc/pid/%s entry via fd passed across exec by " +#define GR_SYMLINKOWNER_MSG "denied following symlink %.950s since symlink owner %u does not match target owner %u, by " +#define GR_BRUTE_DAEMON_MSG "bruteforce prevention initiated for the next 30 minutes or until service restarted, stalling each fork 30 seconds. Please investigate the crash report for " +#define GR_BRUTE_SUID_MSG "bruteforce prevention initiated due to crash of %.950s against uid %u, banning suid/sgid execs for %u minutes. Please investigate the crash report for " +#define GR_IPC_DENIED_MSG "denied %s of overly-permissive IPC object with creator uid %u by " +#define GR_MSRWRITE_MSG "denied write to CPU MSR by " diff --git a/include/linux/grsecurity.h b/include/linux/grsecurity.h new file mode 100644 index 0000000..0ea4a82 --- /dev/null +++ b/include/linux/grsecurity.h @@ -0,0 +1,255 @@ +#ifndef GR_SECURITY_H +#define GR_SECURITY_H +#include <linux/fs.h> +#include <linux/fs_struct.h> +#include <linux/binfmts.h> +#include <linux/gracl.h> + +/* notify of brain-dead configs */ +#if defined(CONFIG_DEBUG_FS) && defined(CONFIG_GRKERNSEC_KMEM) +#error "CONFIG_DEBUG_FS being enabled is a security risk when CONFIG_GRKERNSEC_KMEM is enabled" +#endif +#if defined(CONFIG_PROC_PAGE_MONITOR) && defined(CONFIG_GRKERNSEC) +#error "CONFIG_PROC_PAGE_MONITOR is a security risk" +#endif +#if defined(CONFIG_GRKERNSEC_PROC_USER) && defined(CONFIG_GRKERNSEC_PROC_USERGROUP) +#error "CONFIG_GRKERNSEC_PROC_USER and CONFIG_GRKERNSEC_PROC_USERGROUP cannot both be enabled." +#endif +#if defined(CONFIG_GRKERNSEC_PROC) && !defined(CONFIG_GRKERNSEC_PROC_USER) && !defined(CONFIG_GRKERNSEC_PROC_USERGROUP) +#error "CONFIG_GRKERNSEC_PROC enabled, but neither CONFIG_GRKERNSEC_PROC_USER nor CONFIG_GRKERNSEC_PROC_USERGROUP enabled" +#endif +#if defined(CONFIG_PAX_NOEXEC) && !defined(CONFIG_PAX_PAGEEXEC) && !defined(CONFIG_PAX_SEGMEXEC) && !defined(CONFIG_PAX_KERNEXEC) +#error "CONFIG_PAX_NOEXEC enabled, but PAGEEXEC, SEGMEXEC, and KERNEXEC are disabled." +#endif +#if defined(CONFIG_PAX_ASLR) && !defined(CONFIG_PAX_RANDKSTACK) && !defined(CONFIG_PAX_RANDUSTACK) && !defined(CONFIG_PAX_RANDMMAP) +#error "CONFIG_PAX_ASLR enabled, but RANDKSTACK, RANDUSTACK, and RANDMMAP are disabled." +#endif +#if defined(CONFIG_PAX) && !defined(CONFIG_PAX_NOEXEC) && !defined(CONFIG_PAX_ASLR) +#error "CONFIG_PAX enabled, but no PaX options are enabled." +#endif + +int gr_handle_new_usb(void); + +void gr_handle_brute_attach(int dumpable); +void gr_handle_brute_check(void); +void gr_handle_kernel_exploit(void); + +char gr_roletype_to_char(void); + +int gr_proc_is_restricted(void); + +int gr_acl_enable_at_secure(void); + +int gr_check_user_change(kuid_t real, kuid_t effective, kuid_t fs); +int gr_check_group_change(kgid_t real, kgid_t effective, kgid_t fs); + +int gr_learn_cap(const struct task_struct *task, const struct cred *cred, const int cap); + +void gr_del_task_from_ip_table(struct task_struct *p); + +int gr_pid_is_chrooted(struct task_struct *p); +int gr_handle_chroot_fowner(struct pid *pid, enum pid_type type); +int gr_handle_chroot_nice(void); +int gr_handle_chroot_sysctl(const int op); +int gr_handle_chroot_setpriority(struct task_struct *p, + const int niceval); +int gr_chroot_fchdir(struct dentry *u_dentry, struct vfsmount *u_mnt); +int gr_chroot_fhandle(void); +int gr_handle_chroot_chroot(const struct dentry *dentry, + const struct vfsmount *mnt); +void gr_handle_chroot_chdir(const struct path *path); +int gr_handle_chroot_chmod(const struct dentry *dentry, + const struct vfsmount *mnt, const int mode); +int gr_handle_chroot_mknod(const struct dentry *dentry, + const struct vfsmount *mnt, const int mode); +int gr_handle_chroot_mount(const struct dentry *dentry, + const struct vfsmount *mnt, + const char *dev_name); +int gr_handle_chroot_pivot(void); +int gr_handle_chroot_unix(const pid_t pid); + +int gr_handle_rawio(const struct inode *inode); + +void gr_handle_ioperm(void); +void gr_handle_iopl(void); +void gr_handle_msr_write(void); + +umode_t gr_acl_umask(void); + +int gr_tpe_allow(const struct file *file); + +void gr_set_chroot_entries(struct task_struct *task, const struct path *path); +void gr_clear_chroot_entries(struct task_struct *task); + +void gr_log_forkfail(const int retval); +void gr_log_timechange(void); +void gr_log_signal(const int sig, const void *addr, const struct task_struct *t); +void gr_log_chdir(const struct dentry *dentry, + const struct vfsmount *mnt); +void gr_log_chroot_exec(const struct dentry *dentry, + const struct vfsmount *mnt); +void gr_log_remount(const char *devname, const int retval); +void gr_log_unmount(const char *devname, const int retval); +void gr_log_mount(const char *from, struct path *to, const int retval); +void gr_log_textrel(struct vm_area_struct *vma, bool is_textrel_rw); +void gr_log_ptgnustack(struct file *file); +void gr_log_rwxmmap(struct file *file); +void gr_log_rwxmprotect(struct vm_area_struct *vma); + +int gr_handle_follow_link(const struct dentry *dentry, + const struct vfsmount *mnt); +int gr_handle_fifo(const struct dentry *dentry, + const struct vfsmount *mnt, + const struct dentry *dir, const int flag, + const int acc_mode); +int gr_handle_hardlink(const struct dentry *dentry, + const struct vfsmount *mnt, + const struct filename *to); + +int gr_is_capable(const int cap); +int gr_is_capable_nolog(const int cap); +int gr_task_is_capable(const struct task_struct *task, const struct cred *cred, const int cap); +int gr_task_is_capable_nolog(const struct task_struct *task, const int cap); + +void gr_copy_label(struct task_struct *tsk); +void gr_handle_crash(struct task_struct *task, const int sig); +int gr_handle_signal(const struct task_struct *p, const int sig); +int gr_check_crash_uid(const kuid_t uid); +int gr_check_protected_task(const struct task_struct *task); +int gr_check_protected_task_fowner(struct pid *pid, enum pid_type type); +int gr_acl_handle_mmap(const struct file *file, + const unsigned long prot); +int gr_acl_handle_mprotect(const struct file *file, + const unsigned long prot); +int gr_check_hidden_task(const struct task_struct *tsk); +__u32 gr_acl_handle_truncate(const struct dentry *dentry, + const struct vfsmount *mnt); +__u32 gr_acl_handle_utime(const struct dentry *dentry, + const struct vfsmount *mnt); +__u32 gr_acl_handle_access(const struct dentry *dentry, + const struct vfsmount *mnt, const int fmode); +__u32 gr_acl_handle_chmod(const struct dentry *dentry, + const struct vfsmount *mnt, umode_t *mode); +__u32 gr_acl_handle_chown(const struct dentry *dentry, + const struct vfsmount *mnt); +__u32 gr_acl_handle_setxattr(const struct dentry *dentry, + const struct vfsmount *mnt); +__u32 gr_acl_handle_removexattr(const struct dentry *dentry, + const struct vfsmount *mnt); +int gr_handle_ptrace(struct task_struct *task, const long request); +int gr_handle_proc_ptrace(struct task_struct *task); +__u32 gr_acl_handle_execve(const struct dentry *dentry, + const struct vfsmount *mnt); +int gr_check_crash_exec(const struct file *filp); +int gr_acl_is_enabled(void); +void gr_set_role_label(struct task_struct *task, const kuid_t uid, + const kgid_t gid); +int gr_set_proc_label(const struct dentry *dentry, + const struct vfsmount *mnt, + const int unsafe_flags); +__u32 gr_acl_handle_hidden_file(const struct dentry *dentry, + const struct vfsmount *mnt); +__u32 gr_acl_handle_open(const struct dentry *dentry, + const struct vfsmount *mnt, int acc_mode); +__u32 gr_acl_handle_creat(const struct dentry *dentry, + const struct dentry *p_dentry, + const struct vfsmount *p_mnt, + int open_flags, int acc_mode, const int imode); +void gr_handle_create(const struct dentry *dentry, + const struct vfsmount *mnt); +void gr_handle_proc_create(const struct dentry *dentry, + const struct inode *inode); +__u32 gr_acl_handle_mknod(const struct dentry *new_dentry, + const struct dentry *parent_dentry, + const struct vfsmount *parent_mnt, + const int mode); +__u32 gr_acl_handle_mkdir(const struct dentry *new_dentry, + const struct dentry *parent_dentry, + const struct vfsmount *parent_mnt); +__u32 gr_acl_handle_rmdir(const struct dentry *dentry, + const struct vfsmount *mnt); +void gr_handle_delete(const u64 ino, const dev_t dev); +__u32 gr_acl_handle_unlink(const struct dentry *dentry, + const struct vfsmount *mnt); +__u32 gr_acl_handle_symlink(const struct dentry *new_dentry, + const struct dentry *parent_dentry, + const struct vfsmount *parent_mnt, + const struct filename *from); +__u32 gr_acl_handle_link(const struct dentry *new_dentry, + const struct dentry *parent_dentry, + const struct vfsmount *parent_mnt, + const struct dentry *old_dentry, + const struct vfsmount *old_mnt, const struct filename *to); +int gr_handle_symlink_owner(const struct path *link, const struct inode *target); +int gr_acl_handle_rename(struct dentry *new_dentry, + struct dentry *parent_dentry, + const struct vfsmount *parent_mnt, + struct dentry *old_dentry, + struct inode *old_parent_inode, + struct vfsmount *old_mnt, const struct filename *newname, unsigned int flags); +void gr_handle_rename(struct inode *old_dir, struct inode *new_dir, + struct dentry *old_dentry, + struct dentry *new_dentry, + struct vfsmount *mnt, const __u8 replace, unsigned int flags); +__u32 gr_check_link(const struct dentry *new_dentry, + const struct dentry *parent_dentry, + const struct vfsmount *parent_mnt, + const struct dentry *old_dentry, + const struct vfsmount *old_mnt); +int gr_acl_handle_filldir(const struct file *file, const char *name, + const unsigned int namelen, const u64 ino); + +__u32 gr_acl_handle_unix(const struct dentry *dentry, + const struct vfsmount *mnt); +void gr_acl_handle_exit(void); +void gr_acl_handle_psacct(struct task_struct *task, const long code); +int gr_acl_handle_procpidmem(const struct task_struct *task); +int gr_handle_rofs_mount(struct dentry *dentry, struct vfsmount *mnt, int mnt_flags); +int gr_handle_rofs_blockwrite(struct dentry *dentry, struct vfsmount *mnt, int acc_mode); +void gr_audit_ptrace(struct task_struct *task); +dev_t gr_get_dev_from_dentry(struct dentry *dentry); +u64 gr_get_ino_from_dentry(struct dentry *dentry); +void gr_put_exec_file(struct task_struct *task); + +int gr_get_symlinkown_enabled(void); + +int gr_ptrace_readexec(struct file *file, int unsafe_flags); + +void gr_inc_chroot_refcnts(struct dentry *dentry, struct vfsmount *mnt); +void gr_dec_chroot_refcnts(struct dentry *dentry, struct vfsmount *mnt); +int gr_bad_chroot_rename(struct dentry *olddentry, struct vfsmount *oldmnt, + struct dentry *newdentry, struct vfsmount *newmnt); + +#ifdef CONFIG_GRKERNSEC_RESLOG +extern void gr_log_resource(const struct task_struct *task, const int res, + const unsigned long wanted, const int gt); +#else +static inline void gr_log_resource(const struct task_struct *task, const int res, + const unsigned long wanted, const int gt) +{ +} +#endif + +#ifdef CONFIG_GRKERNSEC +void task_grsec_rbac(struct seq_file *m, struct task_struct *p); +void gr_handle_vm86(void); +void gr_handle_mem_readwrite(u64 from, u64 to); + +void gr_log_badprocpid(const char *entry); + +extern int grsec_enable_dmesg; +extern int grsec_disable_privio; + +#ifdef CONFIG_GRKERNSEC_PROC_USERGROUP +extern kgid_t grsec_proc_gid; +#endif + +#ifdef CONFIG_GRKERNSEC_CHROOT_FINDTASK +extern int grsec_enable_chroot_findtask; +#endif +#ifdef CONFIG_GRKERNSEC_SETXID +extern int grsec_enable_setxid; +#endif +#endif + +#endif diff --git a/include/linux/grsock.h b/include/linux/grsock.h new file mode 100644 index 0000000..e7ffaaf --- /dev/null +++ b/include/linux/grsock.h @@ -0,0 +1,19 @@ +#ifndef __GRSOCK_H +#define __GRSOCK_H + +extern void gr_attach_curr_ip(const struct sock *sk); +extern int gr_handle_sock_all(const int family, const int type, + const int protocol); +extern int gr_handle_sock_server(const struct sockaddr *sck); +extern int gr_handle_sock_server_other(const struct sock *sck); +extern int gr_handle_sock_client(const struct sockaddr *sck); +extern int gr_search_connect(struct socket * sock, + struct sockaddr_in * addr); +extern int gr_search_bind(struct socket * sock, + struct sockaddr_in * addr); +extern int gr_search_listen(struct socket * sock); +extern int gr_search_accept(struct socket * sock); +extern int gr_search_socket(const int domain, const int type, + const int protocol); + +#endif diff --git a/include/linux/highmem.h b/include/linux/highmem.h index 6aefcd0..98b81dc 100644 --- a/include/linux/highmem.h +++ b/include/linux/highmem.h @@ -191,6 +191,18 @@ static inline void clear_highpage(struct page *page) kunmap_atomic(kaddr); } +static inline void sanitize_highpage(struct page *page) +{ + void *kaddr; + unsigned long flags; + + local_irq_save(flags); + kaddr = kmap_atomic(page); + clear_page(kaddr); + kunmap_atomic(kaddr); + local_irq_restore(flags); +} + static inline void zero_user_segments(struct page *page, unsigned start1, unsigned end1, unsigned start2, unsigned end2) diff --git a/include/linux/hwmon-sysfs.h b/include/linux/hwmon-sysfs.h index 1c7b89a..7dda400 100644 --- a/include/linux/hwmon-sysfs.h +++ b/include/linux/hwmon-sysfs.h @@ -25,7 +25,8 @@ struct sensor_device_attribute{ struct device_attribute dev_attr; int index; -}; +} __do_const; +typedef struct sensor_device_attribute __no_const sensor_device_attribute_no_const; #define to_sensor_dev_attr(_dev_attr) \ container_of(_dev_attr, struct sensor_device_attribute, dev_attr) @@ -41,7 +42,8 @@ struct sensor_device_attribute_2 { struct device_attribute dev_attr; u8 index; u8 nr; -}; +} __do_const; +typedef struct sensor_device_attribute_2 __no_const sensor_device_attribute_2_no_const; #define to_sensor_dev_attr_2(_dev_attr) \ container_of(_dev_attr, struct sensor_device_attribute_2, dev_attr) diff --git a/include/linux/i2c.h b/include/linux/i2c.h index 768063b..62ef5be 100644 --- a/include/linux/i2c.h +++ b/include/linux/i2c.h @@ -412,6 +412,7 @@ struct i2c_algorithm { int (*unreg_slave)(struct i2c_client *client); #endif }; +typedef struct i2c_algorithm __no_const i2c_algorithm_no_const; /** * struct i2c_bus_recovery_info - I2C bus recovery information diff --git a/include/linux/if_pppox.h b/include/linux/if_pppox.h index b49cf92..0c29072 100644 --- a/include/linux/if_pppox.h +++ b/include/linux/if_pppox.h @@ -78,7 +78,7 @@ struct pppox_proto { int (*ioctl)(struct socket *sock, unsigned int cmd, unsigned long arg); struct module *owner; -}; +} __do_const; extern int register_pppox_proto(int proto_num, const struct pppox_proto *pp); extern void unregister_pppox_proto(int proto_num); diff --git a/include/linux/init.h b/include/linux/init.h index b449f37..61005b3 100644 --- a/include/linux/init.h +++ b/include/linux/init.h @@ -37,9 +37,17 @@ * section. */ +#define add_init_latent_entropy __latent_entropy + +#ifdef CONFIG_MEMORY_HOTPLUG +#define add_meminit_latent_entropy +#else +#define add_meminit_latent_entropy __latent_entropy +#endif + /* These are for everybody (although not all archs will actually discard it in modules) */ -#define __init __section(.init.text) __cold notrace +#define __init __section(.init.text) __cold notrace add_init_latent_entropy #define __initdata __section(.init.data) #define __initconst __constsection(.init.rodata) #define __exitdata __section(.exit.data) @@ -92,7 +100,7 @@ #define __exit __section(.exit.text) __exitused __cold notrace /* Used for MEMORY_HOTPLUG */ -#define __meminit __section(.meminit.text) __cold notrace +#define __meminit __section(.meminit.text) __cold notrace add_meminit_latent_entropy #define __meminitdata __section(.meminit.data) #define __meminitconst __constsection(.meminit.rodata) #define __memexit __section(.memexit.text) __exitused __cold notrace diff --git a/include/linux/init_task.h b/include/linux/init_task.h index e38681f..314ff86 100644 --- a/include/linux/init_task.h +++ b/include/linux/init_task.h @@ -166,6 +166,12 @@ extern struct task_group root_task_group; #define INIT_TASK_COMM "swapper" +#ifdef CONFIG_X86 +#define INIT_TASK_THREAD_INFO .tinfo = INIT_THREAD_INFO, +#else +#define INIT_TASK_THREAD_INFO +#endif + #ifdef CONFIG_RT_MUTEXES # define INIT_RT_MUTEXES(tsk) \ .pi_waiters = RB_ROOT, \ @@ -232,6 +238,7 @@ extern struct task_group root_task_group; RCU_POINTER_INITIALIZER(cred, &init_cred), \ .comm = INIT_TASK_COMM, \ .thread = INIT_THREAD, \ + INIT_TASK_THREAD_INFO \ .fs = &init_fs, \ .files = &init_files, \ .signal = &init_signals, \ diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index be7e75c..09bec77 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -433,8 +433,8 @@ extern const char * const softirq_to_name[NR_SOFTIRQS]; struct softirq_action { - void (*action)(struct softirq_action *); -}; + void (*action)(void); +} __no_const; asmlinkage void do_softirq(void); asmlinkage void __do_softirq(void); @@ -448,7 +448,7 @@ static inline void do_softirq_own_stack(void) } #endif -extern void open_softirq(int nr, void (*action)(struct softirq_action *)); +extern void open_softirq(int nr, void (*action)(void)); extern void softirq_init(void); extern void __raise_softirq_irqoff(unsigned int nr); diff --git a/include/linux/iommu.h b/include/linux/iommu.h index f9c1b6d..db7d6f5 100644 --- a/include/linux/iommu.h +++ b/include/linux/iommu.h @@ -192,7 +192,7 @@ struct iommu_ops { unsigned long pgsize_bitmap; void *priv; -}; +} __do_const; #define IOMMU_GROUP_NOTIFY_ADD_DEVICE 1 /* Device added */ #define IOMMU_GROUP_NOTIFY_DEL_DEVICE 2 /* Pre Device removed */ diff --git a/include/linux/ioport.h b/include/linux/ioport.h index 388e3ae..d7e45a1 100644 --- a/include/linux/ioport.h +++ b/include/linux/ioport.h @@ -161,7 +161,7 @@ struct resource *lookup_resource(struct resource *root, resource_size_t start); int adjust_resource(struct resource *res, resource_size_t start, resource_size_t size); resource_size_t resource_alignment(struct resource *res); -static inline resource_size_t resource_size(const struct resource *res) +static inline resource_size_t __intentional_overflow(-1) resource_size(const struct resource *res) { return res->end - res->start + 1; } diff --git a/include/linux/ipc.h b/include/linux/ipc.h index 9d84942..12d5bdf 100644 --- a/include/linux/ipc.h +++ b/include/linux/ipc.h @@ -19,8 +19,8 @@ struct kern_ipc_perm kuid_t cuid; kgid_t cgid; umode_t mode; - unsigned long seq; + unsigned long seq __intentional_overflow(-1); void *security; -}; +} __randomize_layout; #endif /* _LINUX_IPC_H */ diff --git a/include/linux/ipc_namespace.h b/include/linux/ipc_namespace.h index 1eee6bc..9cf4912 100644 --- a/include/linux/ipc_namespace.h +++ b/include/linux/ipc_namespace.h @@ -60,7 +60,7 @@ struct ipc_namespace { struct user_namespace *user_ns; struct ns_common ns; -}; +} __randomize_layout; extern struct ipc_namespace init_ipc_ns; extern atomic_t nr_ipc_ns; diff --git a/include/linux/irq.h b/include/linux/irq.h index 11bf092..8d0f57f 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -399,7 +399,10 @@ struct irq_chip { int (*irq_set_vcpu_affinity)(struct irq_data *data, void *vcpu_info); unsigned long flags; -}; +} __do_const; +#ifndef _LINUX_IRQDOMAIN_H +typedef struct irq_chip __no_const irq_chip_no_const; +#endif /* * irq_chip specific flags diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h index a587a33..0ff712d 100644 --- a/include/linux/irqdesc.h +++ b/include/linux/irqdesc.h @@ -59,7 +59,7 @@ struct irq_desc { unsigned int irq_count; /* For detecting broken IRQs */ unsigned long last_unhandled; /* Aging timer for unhandled count */ unsigned int irqs_unhandled; - atomic_t threads_handled; + atomic_unchecked_t threads_handled; int threads_handled_last; raw_spinlock_t lock; struct cpumask *percpu_enabled; diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h index f644fdb..ae23d35 100644 --- a/include/linux/irqdomain.h +++ b/include/linux/irqdomain.h @@ -40,6 +40,9 @@ struct device_node; struct irq_domain; struct of_device_id; struct irq_chip; +#ifndef _LINUX_IRQ_H +typedef struct irq_chip __no_const irq_chip_no_const; +#endif struct irq_data; /* Number of irqs reserved for a legacy isa controller */ diff --git a/include/linux/jiffies.h b/include/linux/jiffies.h index 5fdc553..766e169 100644 --- a/include/linux/jiffies.h +++ b/include/linux/jiffies.h @@ -284,19 +284,19 @@ extern unsigned long preset_lpj; extern unsigned int jiffies_to_msecs(const unsigned long j); extern unsigned int jiffies_to_usecs(const unsigned long j); -static inline u64 jiffies_to_nsecs(const unsigned long j) +static inline u64 __intentional_overflow(-1) jiffies_to_nsecs(const unsigned long j) { return (u64)jiffies_to_usecs(j) * NSEC_PER_USEC; } -extern unsigned long __msecs_to_jiffies(const unsigned int m); +extern unsigned long __msecs_to_jiffies(const unsigned int m) __intentional_overflow(-1); #if HZ <= MSEC_PER_SEC && !(MSEC_PER_SEC % HZ) /* * HZ is equal to or smaller than 1000, and 1000 is a nice round * multiple of HZ, divide with the factor between them, but round * upwards: */ -static inline unsigned long _msecs_to_jiffies(const unsigned int m) +static inline unsigned long __intentional_overflow(-1) _msecs_to_jiffies(const unsigned int m) { return (m + (MSEC_PER_SEC / HZ) - 1) / (MSEC_PER_SEC / HZ); } @@ -307,7 +307,7 @@ static inline unsigned long _msecs_to_jiffies(const unsigned int m) * * But first make sure the multiplication result cannot overflow: */ -static inline unsigned long _msecs_to_jiffies(const unsigned int m) +static inline unsigned long __intentional_overflow(-1) _msecs_to_jiffies(const unsigned int m) { if (m > jiffies_to_msecs(MAX_JIFFY_OFFSET)) return MAX_JIFFY_OFFSET; @@ -318,7 +318,7 @@ static inline unsigned long _msecs_to_jiffies(const unsigned int m) * Generic case - multiply, round and divide. But first check that if * we are doing a net multiplication, that we wouldn't overflow: */ -static inline unsigned long _msecs_to_jiffies(const unsigned int m) +static inline unsigned long __intentional_overflow(-1) _msecs_to_jiffies(const unsigned int m) { if (HZ > MSEC_PER_SEC && m > jiffies_to_msecs(MAX_JIFFY_OFFSET)) return MAX_JIFFY_OFFSET; @@ -362,14 +362,14 @@ static __always_inline unsigned long msecs_to_jiffies(const unsigned int m) } } -extern unsigned long __usecs_to_jiffies(const unsigned int u); +extern unsigned long __usecs_to_jiffies(const unsigned int u) __intentional_overflow(-1); #if !(USEC_PER_SEC % HZ) -static inline unsigned long _usecs_to_jiffies(const unsigned int u) +static inline unsigned long __intentional_overflow(-1) _usecs_to_jiffies(const unsigned int u) { return (u + (USEC_PER_SEC / HZ) - 1) / (USEC_PER_SEC / HZ); } #else -static inline unsigned long _usecs_to_jiffies(const unsigned int u) +static inline unsigned long __intentional_overflow(-1) _usecs_to_jiffies(const unsigned int u) { return (USEC_TO_HZ_MUL32 * u + USEC_TO_HZ_ADJ32) >> USEC_TO_HZ_SHR32; diff --git a/include/linux/kallsyms.h b/include/linux/kallsyms.h index 6883e19..e854fcb 100644 --- a/include/linux/kallsyms.h +++ b/include/linux/kallsyms.h @@ -15,7 +15,8 @@ struct module; -#ifdef CONFIG_KALLSYMS +#if !defined(__INCLUDED_BY_HIDESYM) || !defined(CONFIG_KALLSYMS) +#if defined(CONFIG_KALLSYMS) && !defined(CONFIG_GRKERNSEC_HIDESYM) /* Lookup the address for a symbol. Returns 0 if not found. */ unsigned long kallsyms_lookup_name(const char *name); @@ -106,6 +107,21 @@ static inline int lookup_symbol_attrs(unsigned long addr, unsigned long *size, u /* Stupid that this does nothing, but I didn't create this mess. */ #define __print_symbol(fmt, addr) #endif /*CONFIG_KALLSYMS*/ +#else /* when included by kallsyms.c, vsnprintf.c, kprobes.c, or + arch/x86/kernel/dumpstack.c, with HIDESYM enabled */ +extern unsigned long kallsyms_lookup_name(const char *name); +extern void __print_symbol(const char *fmt, unsigned long address); +extern int sprint_backtrace(char *buffer, unsigned long address); +extern int sprint_symbol(char *buffer, unsigned long address); +extern int sprint_symbol_no_offset(char *buffer, unsigned long address); +const char *kallsyms_lookup(unsigned long addr, + unsigned long *symbolsize, + unsigned long *offset, + char **modname, char *namebuf); +extern int kallsyms_lookup_size_offset(unsigned long addr, + unsigned long *symbolsize, + unsigned long *offset); +#endif /* This macro allows us to keep printk typechecking */ static __printf(1, 2) diff --git a/include/linux/key-type.h b/include/linux/key-type.h index ff9f1d3..6712be5 100644 --- a/include/linux/key-type.h +++ b/include/linux/key-type.h @@ -152,7 +152,7 @@ struct key_type { /* internal fields */ struct list_head link; /* link in types list */ struct lock_class_key lock_class; /* key->sem lock class */ -}; +} __do_const; extern struct key_type key_type_keyring; diff --git a/include/linux/kgdb.h b/include/linux/kgdb.h index e465bb1..19f605fd 100644 --- a/include/linux/kgdb.h +++ b/include/linux/kgdb.h @@ -52,7 +52,7 @@ extern int kgdb_connected; extern int kgdb_io_module_registered; extern atomic_t kgdb_setting_breakpoint; -extern atomic_t kgdb_cpu_doing_single_step; +extern atomic_unchecked_t kgdb_cpu_doing_single_step; extern struct task_struct *kgdb_usethread; extern struct task_struct *kgdb_contthread; @@ -254,7 +254,7 @@ struct kgdb_arch { void (*correct_hw_break)(void); void (*enable_nmi)(bool on); -}; +} __do_const; /** * struct kgdb_io - Describe the interface for an I/O driver to talk with KGDB. @@ -279,7 +279,7 @@ struct kgdb_io { void (*pre_exception) (void); void (*post_exception) (void); int is_console; -}; +} __do_const; extern struct kgdb_arch arch_kgdb_ops; diff --git a/include/linux/kmemleak.h b/include/linux/kmemleak.h index d0a1f99..0bd8b7c 100644 --- a/include/linux/kmemleak.h +++ b/include/linux/kmemleak.h @@ -27,7 +27,7 @@ extern void kmemleak_init(void) __ref; extern void kmemleak_alloc(const void *ptr, size_t size, int min_count, - gfp_t gfp) __ref; + gfp_t gfp) __ref __size_overflow(2); extern void kmemleak_alloc_percpu(const void __percpu *ptr, size_t size, gfp_t gfp) __ref; extern void kmemleak_free(const void *ptr) __ref; @@ -63,7 +63,7 @@ static inline void kmemleak_erase(void **ptr) static inline void kmemleak_init(void) { } -static inline void kmemleak_alloc(const void *ptr, size_t size, int min_count, +static inline void __size_overflow(2) kmemleak_alloc(const void *ptr, size_t size, int min_count, gfp_t gfp) { } diff --git a/include/linux/kmod.h b/include/linux/kmod.h index fcfd2bf..bc6316e 100644 --- a/include/linux/kmod.h +++ b/include/linux/kmod.h @@ -34,6 +34,8 @@ extern char modprobe_path[]; /* for sysctl */ * usually useless though. */ extern __printf(2, 3) int __request_module(bool wait, const char *name, ...); +extern __printf(3, 4) +int ___request_module(bool wait, char *param_name, const char *name, ...); #define request_module(mod...) __request_module(true, mod) #define request_module_nowait(mod...) __request_module(false, mod) #define try_then_request_module(x, mod...) \ @@ -57,6 +59,9 @@ struct subprocess_info { struct work_struct work; struct completion *complete; char *path; +#ifdef CONFIG_GRKERNSEC + char *origpath; +#endif char **argv; char **envp; int wait; diff --git a/include/linux/kobject.h b/include/linux/kobject.h index 637f670..3d69945 100644 --- a/include/linux/kobject.h +++ b/include/linux/kobject.h @@ -119,7 +119,7 @@ struct kobj_type { struct attribute **default_attrs; const struct kobj_ns_type_operations *(*child_ns_type)(struct kobject *kobj); const void *(*namespace)(struct kobject *kobj); -}; +} __do_const; struct kobj_uevent_env { char *argv[3]; @@ -143,6 +143,7 @@ struct kobj_attribute { ssize_t (*store)(struct kobject *kobj, struct kobj_attribute *attr, const char *buf, size_t count); }; +typedef struct kobj_attribute __no_const kobj_attribute_no_const; extern const struct sysfs_ops kobj_sysfs_ops; @@ -170,7 +171,7 @@ struct kset { spinlock_t list_lock; struct kobject kobj; const struct kset_uevent_ops *uevent_ops; -}; +} __randomize_layout; extern void kset_init(struct kset *kset); extern int __must_check kset_register(struct kset *kset); diff --git a/include/linux/kobject_ns.h b/include/linux/kobject_ns.h index df32d25..fb52e27 100644 --- a/include/linux/kobject_ns.h +++ b/include/linux/kobject_ns.h @@ -44,7 +44,7 @@ struct kobj_ns_type_operations { const void *(*netlink_ns)(struct sock *sk); const void *(*initial_ns)(void); void (*drop_ns)(void *); -}; +} __do_const; int kobj_ns_type_register(const struct kobj_ns_type_operations *ops); int kobj_ns_type_registered(enum kobj_ns_type type); diff --git a/include/linux/kref.h b/include/linux/kref.h index 484604d..0f6c5b6 100644 --- a/include/linux/kref.h +++ b/include/linux/kref.h @@ -68,7 +68,7 @@ static inline void kref_get(struct kref *kref) static inline int kref_sub(struct kref *kref, unsigned int count, void (*release)(struct kref *kref)) { - WARN_ON(release == NULL); + BUG_ON(release == NULL); if (atomic_sub_and_test((int) count, &kref->refcount)) { release(kref); diff --git a/include/linux/libata.h b/include/linux/libata.h index c9cfbcd..46986db 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -990,7 +990,7 @@ struct ata_port_operations { * fields must be pointers. */ const struct ata_port_operations *inherits; -}; +} __do_const; struct ata_port_info { unsigned long flags; diff --git a/include/linux/linkage.h b/include/linux/linkage.h index a6a42dd..6c5ebce 100644 --- a/include/linux/linkage.h +++ b/include/linux/linkage.h @@ -36,6 +36,7 @@ #endif #define __page_aligned_data __section(.data..page_aligned) __aligned(PAGE_SIZE) +#define __page_aligned_rodata __read_only __aligned(PAGE_SIZE) #define __page_aligned_bss __section(.bss..page_aligned) __aligned(PAGE_SIZE) /* diff --git a/include/linux/list.h b/include/linux/list.h index 3e3e64a..42c8d8a 100644 --- a/include/linux/list.h +++ b/include/linux/list.h @@ -113,6 +113,19 @@ extern void __list_del_entry(struct list_head *entry); extern void list_del(struct list_head *entry); #endif +extern void __pax_list_add(struct list_head *new, + struct list_head *prev, + struct list_head *next); +static inline void pax_list_add(struct list_head *new, struct list_head *head) +{ + __pax_list_add(new, head, head->next); +} +static inline void pax_list_add_tail(struct list_head *new, struct list_head *head) +{ + __pax_list_add(new, head->prev, head); +} +extern void pax_list_del(struct list_head *entry); + /** * list_replace - replace old entry by new one * @old : the element to be replaced @@ -146,6 +159,8 @@ static inline void list_del_init(struct list_head *entry) INIT_LIST_HEAD(entry); } +extern void pax_list_del_init(struct list_head *entry); + /** * list_move - delete from one list and add as another's head * @list: the entry to move diff --git a/include/linux/lockref.h b/include/linux/lockref.h index b10b122..d37b3de 100644 --- a/include/linux/lockref.h +++ b/include/linux/lockref.h @@ -28,7 +28,7 @@ struct lockref { #endif struct { spinlock_t lock; - int count; + atomic_t count; }; }; }; @@ -43,9 +43,29 @@ extern void lockref_mark_dead(struct lockref *); extern int lockref_get_not_dead(struct lockref *); /* Must be called under spinlock for reliable results */ -static inline int __lockref_is_dead(const struct lockref *l) +static inline int __lockref_is_dead(const struct lockref *lockref) { - return ((int)l->count < 0); + return atomic_read(&lockref->count) < 0; +} + +static inline int __lockref_read(const struct lockref *lockref) +{ + return atomic_read(&lockref->count); +} + +static inline void __lockref_set(struct lockref *lockref, int count) +{ + atomic_set(&lockref->count, count); +} + +static inline void __lockref_inc(struct lockref *lockref) +{ + atomic_inc(&lockref->count); +} + +static inline void __lockref_dec(struct lockref *lockref) +{ + atomic_dec(&lockref->count); } #endif /* __LINUX_LOCKREF_H */ diff --git a/include/linux/lsm_hooks.h b/include/linux/lsm_hooks.h index ec3a6ba..72c79d4 100644 --- a/include/linux/lsm_hooks.h +++ b/include/linux/lsm_hooks.h @@ -1824,7 +1824,7 @@ struct security_hook_heads { struct list_head audit_rule_match; struct list_head audit_rule_free; #endif /* CONFIG_AUDIT */ -}; +} __randomize_layout; /* * Security module hook list structure. @@ -1834,7 +1834,7 @@ struct security_hook_list { struct list_head list; struct list_head *head; union security_list_options hook; -}; +} __randomize_layout; /* * Initializing a security_hook_list structure takes diff --git a/include/linux/math64.h b/include/linux/math64.h index c45c089..298841c 100644 --- a/include/linux/math64.h +++ b/include/linux/math64.h @@ -15,7 +15,7 @@ * This is commonly provided by 32bit archs to provide an optimized 64bit * divide. */ -static inline u64 div_u64_rem(u64 dividend, u32 divisor, u32 *remainder) +static inline u64 __intentional_overflow(-1) div_u64_rem(u64 dividend, u32 divisor, u32 *remainder) { *remainder = dividend % divisor; return dividend / divisor; @@ -42,7 +42,7 @@ static inline u64 div64_u64_rem(u64 dividend, u64 divisor, u64 *remainder) /** * div64_u64 - unsigned 64bit divide with 64bit divisor */ -static inline u64 div64_u64(u64 dividend, u64 divisor) +static inline u64 __intentional_overflow(-1) div64_u64(u64 dividend, u64 divisor) { return dividend / divisor; } @@ -61,7 +61,7 @@ static inline s64 div64_s64(s64 dividend, s64 divisor) #define div64_ul(x, y) div_u64((x), (y)) #ifndef div_u64_rem -static inline u64 div_u64_rem(u64 dividend, u32 divisor, u32 *remainder) +static inline u64 __intentional_overflow(-1) div_u64_rem(u64 dividend, u32 divisor, u32 *remainder) { *remainder = do_div(dividend, divisor); return dividend; @@ -77,7 +77,7 @@ extern u64 div64_u64_rem(u64 dividend, u64 divisor, u64 *remainder); #endif #ifndef div64_u64 -extern u64 div64_u64(u64 dividend, u64 divisor); +extern u64 __intentional_overflow(-1) div64_u64(u64 dividend, u64 divisor); #endif #ifndef div64_s64 @@ -94,7 +94,7 @@ extern s64 div64_s64(s64 dividend, s64 divisor); * divide. */ #ifndef div_u64 -static inline u64 div_u64(u64 dividend, u32 divisor) +static inline u64 __intentional_overflow(-1) div_u64(u64 dividend, u32 divisor) { u32 remainder; return div_u64_rem(dividend, divisor, &remainder); diff --git a/include/linux/mempolicy.h b/include/linux/mempolicy.h index 3d385c8..deacb6a 100644 --- a/include/linux/mempolicy.h +++ b/include/linux/mempolicy.h @@ -91,6 +91,10 @@ static inline struct mempolicy *mpol_dup(struct mempolicy *pol) } #define vma_policy(vma) ((vma)->vm_policy) +static inline void set_vma_policy(struct vm_area_struct *vma, struct mempolicy *pol) +{ + vma->vm_policy = pol; +} static inline void mpol_get(struct mempolicy *pol) { @@ -229,6 +233,9 @@ static inline void mpol_free_shared_policy(struct shared_policy *p) } #define vma_policy(vma) NULL +static inline void set_vma_policy(struct vm_area_struct *vma, struct mempolicy *pol) +{ +} static inline int vma_dup_policy(struct vm_area_struct *src, struct vm_area_struct *dst) diff --git a/include/linux/mm.h b/include/linux/mm.h index 80001de..7f128d9 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -139,6 +139,11 @@ extern unsigned int kobjsize(const void *objp); #define VM_DONTCOPY 0x00020000 /* Do not copy this vma on fork */ #define VM_DONTEXPAND 0x00040000 /* Cannot expand with mremap() */ + +#if defined(CONFIG_PAX_PAGEEXEC) && defined(CONFIG_X86_32) +#define VM_PAGEEXEC 0x00080000 /* vma->vm_page_prot needs special handling */ +#endif + #define VM_ACCOUNT 0x00100000 /* Is a VM accounted object */ #define VM_NORESERVE 0x00200000 /* should the VM suppress accounting */ #define VM_HUGETLB 0x00400000 /* Huge TLB Page VM */ @@ -264,8 +269,8 @@ struct vm_operations_struct { /* called by access_process_vm when get_user_pages() fails, typically * for use by special VMAs that can switch between memory and hardware */ - int (*access)(struct vm_area_struct *vma, unsigned long addr, - void *buf, int len, int write); + ssize_t (*access)(struct vm_area_struct *vma, unsigned long addr, + void *buf, size_t len, int write); /* Called by the /proc/PID/maps code to ask the vma whether it * has a special name. Returning non-NULL will also cause this @@ -303,6 +308,7 @@ struct vm_operations_struct { struct page *(*find_special_page)(struct vm_area_struct *vma, unsigned long addr); }; +typedef struct vm_operations_struct __no_const vm_operations_struct_no_const; struct mmu_gather; struct inode; @@ -1170,8 +1176,8 @@ int follow_pfn(struct vm_area_struct *vma, unsigned long address, unsigned long *pfn); int follow_phys(struct vm_area_struct *vma, unsigned long address, unsigned int flags, unsigned long *prot, resource_size_t *phys); -int generic_access_phys(struct vm_area_struct *vma, unsigned long addr, - void *buf, int len, int write); +ssize_t generic_access_phys(struct vm_area_struct *vma, unsigned long addr, + void *buf, size_t len, int write); static inline void unmap_shared_mapping_range(struct address_space *mapping, loff_t const holebegin, loff_t const holelen) @@ -1211,9 +1217,9 @@ static inline int fixup_user_fault(struct task_struct *tsk, } #endif -extern int access_process_vm(struct task_struct *tsk, unsigned long addr, void *buf, int len, int write); -extern int access_remote_vm(struct mm_struct *mm, unsigned long addr, - void *buf, int len, int write); +extern ssize_t access_process_vm(struct task_struct *tsk, unsigned long addr, void *buf, size_t len, int write); +extern ssize_t access_remote_vm(struct mm_struct *mm, unsigned long addr, + void *buf, size_t len, int write); long __get_user_pages(struct task_struct *tsk, struct mm_struct *mm, unsigned long start, unsigned long nr_pages, @@ -1304,39 +1310,11 @@ int clear_page_dirty_for_io(struct page *page); int get_cmdline(struct task_struct *task, char *buffer, int buflen); -/* Is the vma a continuation of the stack vma above it? */ -static inline int vma_growsdown(struct vm_area_struct *vma, unsigned long addr) -{ - return vma && (vma->vm_end == addr) && (vma->vm_flags & VM_GROWSDOWN); -} - static inline bool vma_is_anonymous(struct vm_area_struct *vma) { return !vma->vm_ops; } -static inline int stack_guard_page_start(struct vm_area_struct *vma, - unsigned long addr) -{ - return (vma->vm_flags & VM_GROWSDOWN) && - (vma->vm_start == addr) && - !vma_growsdown(vma->vm_prev, addr); -} - -/* Is the vma a continuation of the stack vma below it? */ -static inline int vma_growsup(struct vm_area_struct *vma, unsigned long addr) -{ - return vma && (vma->vm_start == addr) && (vma->vm_flags & VM_GROWSUP); -} - -static inline int stack_guard_page_end(struct vm_area_struct *vma, - unsigned long addr) -{ - return (vma->vm_flags & VM_GROWSUP) && - (vma->vm_end == addr) && - !vma_growsup(vma->vm_next, addr); -} - extern struct task_struct *task_of_stack(struct task_struct *task, struct vm_area_struct *vma, bool in_group); @@ -1459,8 +1437,15 @@ static inline int __pud_alloc(struct mm_struct *mm, pgd_t *pgd, { return 0; } + +static inline int __pud_alloc_kernel(struct mm_struct *mm, pgd_t *pgd, + unsigned long address) +{ + return 0; +} #else int __pud_alloc(struct mm_struct *mm, pgd_t *pgd, unsigned long address); +int __pud_alloc_kernel(struct mm_struct *mm, pgd_t *pgd, unsigned long address); #endif #if defined(__PAGETABLE_PMD_FOLDED) || !defined(CONFIG_MMU) @@ -1470,6 +1455,12 @@ static inline int __pmd_alloc(struct mm_struct *mm, pud_t *pud, return 0; } +static inline int __pmd_alloc_kernel(struct mm_struct *mm, pud_t *pud, + unsigned long address) +{ + return 0; +} + static inline void mm_nr_pmds_init(struct mm_struct *mm) {} static inline unsigned long mm_nr_pmds(struct mm_struct *mm) @@ -1482,6 +1473,7 @@ static inline void mm_dec_nr_pmds(struct mm_struct *mm) {} #else int __pmd_alloc(struct mm_struct *mm, pud_t *pud, unsigned long address); +int __pmd_alloc_kernel(struct mm_struct *mm, pud_t *pud, unsigned long address); static inline void mm_nr_pmds_init(struct mm_struct *mm) { @@ -1519,11 +1511,23 @@ static inline pud_t *pud_alloc(struct mm_struct *mm, pgd_t *pgd, unsigned long a NULL: pud_offset(pgd, address); } +static inline pud_t *pud_alloc_kernel(struct mm_struct *mm, pgd_t *pgd, unsigned long address) +{ + return (unlikely(pgd_none(*pgd)) && __pud_alloc_kernel(mm, pgd, address))? + NULL: pud_offset(pgd, address); +} + static inline pmd_t *pmd_alloc(struct mm_struct *mm, pud_t *pud, unsigned long address) { return (unlikely(pud_none(*pud)) && __pmd_alloc(mm, pud, address))? NULL: pmd_offset(pud, address); } + +static inline pmd_t *pmd_alloc_kernel(struct mm_struct *mm, pud_t *pud, unsigned long address) +{ + return (unlikely(pud_none(*pud)) && __pmd_alloc_kernel(mm, pud, address))? + NULL: pmd_offset(pud, address); +} #endif /* CONFIG_MMU && !__ARCH_HAS_4LEVEL_HACK */ #if USE_SPLIT_PTE_PTLOCKS @@ -1904,12 +1908,23 @@ extern struct vm_area_struct *copy_vma(struct vm_area_struct **, bool *need_rmap_locks); extern void exit_mmap(struct mm_struct *); +#if defined(CONFIG_GRKERNSEC) && (defined(CONFIG_GRKERNSEC_RESLOG) || !defined(CONFIG_GRKERNSEC_NO_RBAC)) +extern void gr_learn_resource(const struct task_struct *task, const int res, + const unsigned long wanted, const int gt); +#else +static inline void gr_learn_resource(const struct task_struct *task, const int res, + const unsigned long wanted, const int gt) +{ +} +#endif + static inline int check_data_rlimit(unsigned long rlim, unsigned long new, unsigned long start, unsigned long end_data, unsigned long start_data) { + gr_learn_resource(current, RLIMIT_DATA, (new - start) + (end_data - start_data), 1); if (rlim < RLIM_INFINITY) { if (((new - start) + (end_data - start_data)) > rlim) return -ENOSPC; @@ -1942,6 +1957,7 @@ extern unsigned long do_mmap(struct file *file, unsigned long addr, unsigned long len, unsigned long prot, unsigned long flags, vm_flags_t vm_flags, unsigned long pgoff, unsigned long *populate); extern int do_munmap(struct mm_struct *, unsigned long, size_t); +extern int __do_munmap(struct mm_struct *, unsigned long, size_t); static inline unsigned long do_mmap_pgoff(struct file *file, unsigned long addr, @@ -1978,10 +1994,11 @@ struct vm_unmapped_area_info { unsigned long high_limit; unsigned long align_mask; unsigned long align_offset; + unsigned long threadstack_offset; }; -extern unsigned long unmapped_area(struct vm_unmapped_area_info *info); -extern unsigned long unmapped_area_topdown(struct vm_unmapped_area_info *info); +extern unsigned long unmapped_area(const struct vm_unmapped_area_info *info); +extern unsigned long unmapped_area_topdown(const struct vm_unmapped_area_info *info); /* * Search for an unmapped address range. @@ -1993,7 +2010,7 @@ extern unsigned long unmapped_area_topdown(struct vm_unmapped_area_info *info); * - satisfies (begin_addr & align_mask) == (align_offset & align_mask) */ static inline unsigned long -vm_unmapped_area(struct vm_unmapped_area_info *info) +vm_unmapped_area(const struct vm_unmapped_area_info *info) { if (info->flags & VM_UNMAPPED_AREA_TOPDOWN) return unmapped_area_topdown(info); @@ -2055,6 +2072,10 @@ extern struct vm_area_struct * find_vma(struct mm_struct * mm, unsigned long add extern struct vm_area_struct * find_vma_prev(struct mm_struct * mm, unsigned long addr, struct vm_area_struct **pprev); +extern struct vm_area_struct *pax_find_mirror_vma(struct vm_area_struct *vma); +extern __must_check long pax_mirror_vma(struct vm_area_struct *vma_m, struct vm_area_struct *vma); +extern void pax_mirror_file_pte(struct vm_area_struct *vma, unsigned long address, struct page *page_m, spinlock_t *ptl); + /* Look up the first VMA which intersects the interval start_addr..end_addr-1, NULL if none. Assume start_addr < end_addr. */ static inline struct vm_area_struct * find_vma_intersection(struct mm_struct * mm, unsigned long start_addr, unsigned long end_addr) @@ -2084,10 +2105,10 @@ static inline struct vm_area_struct *find_exact_vma(struct mm_struct *mm, } #ifdef CONFIG_MMU -pgprot_t vm_get_page_prot(unsigned long vm_flags); +pgprot_t vm_get_page_prot(vm_flags_t vm_flags); void vma_set_page_prot(struct vm_area_struct *vma); #else -static inline pgprot_t vm_get_page_prot(unsigned long vm_flags) +static inline pgprot_t vm_get_page_prot(vm_flags_t vm_flags) { return __pgprot(0); } @@ -2149,6 +2170,11 @@ void vm_stat_account(struct mm_struct *, unsigned long, struct file *, long); static inline void vm_stat_account(struct mm_struct *mm, unsigned long flags, struct file *file, long pages) { + +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP) || (flags & (VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC))) +#endif + mm->total_vm += pages; } #endif /* CONFIG_PROC_FS */ @@ -2253,7 +2279,7 @@ extern void put_hwpoison_page(struct page *page); extern int sysctl_memory_failure_early_kill; extern int sysctl_memory_failure_recovery; extern void shake_page(struct page *p, int access); -extern atomic_long_t num_poisoned_pages; +extern atomic_long_unchecked_t num_poisoned_pages; extern int soft_offline_page(struct page *page, int flags); @@ -2338,5 +2364,11 @@ void __init setup_nr_node_ids(void); static inline void setup_nr_node_ids(void) {} #endif +#ifdef CONFIG_ARCH_TRACK_EXEC_LIMIT +extern void track_exec_limit(struct mm_struct *mm, unsigned long start, unsigned long end, unsigned long prot); +#else +static inline void track_exec_limit(struct mm_struct *mm, unsigned long start, unsigned long end, unsigned long prot) {} +#endif + #endif /* __KERNEL__ */ #endif /* _LINUX_MM_H */ diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index 3d6baa7..6d1facb 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -333,7 +333,9 @@ struct vm_area_struct { struct mempolicy *vm_policy; /* NUMA policy for the VMA */ #endif struct vm_userfaultfd_ctx vm_userfaultfd_ctx; -}; + + struct vm_area_struct *vm_mirror;/* PaX: mirror vma or NULL */ +} __randomize_layout; struct core_thread { struct task_struct *task; @@ -486,7 +488,25 @@ struct mm_struct { /* address of the bounds directory */ void __user *bd_addr; #endif -}; + +#if defined(CONFIG_PAX_NOEXEC) || defined(CONFIG_PAX_ASLR) + unsigned long pax_flags; +#endif + +#ifdef CONFIG_PAX_DLRESOLVE + unsigned long call_dl_resolve; +#endif + +#if defined(CONFIG_PPC32) && defined(CONFIG_PAX_EMUSIGRT) + unsigned long call_syscall; +#endif + +#ifdef CONFIG_PAX_ASLR + unsigned long delta_mmap; /* randomized offset */ + unsigned long delta_stack; /* randomized offset */ +#endif + +} __randomize_layout; static inline void mm_init_cpumask(struct mm_struct *mm) { diff --git a/include/linux/mmiotrace.h b/include/linux/mmiotrace.h index 3ba327a..85cd5ce 100644 --- a/include/linux/mmiotrace.h +++ b/include/linux/mmiotrace.h @@ -46,7 +46,7 @@ extern int kmmio_handler(struct pt_regs *regs, unsigned long addr); /* Called from ioremap.c */ extern void mmiotrace_ioremap(resource_size_t offset, unsigned long size, void __iomem *addr); -extern void mmiotrace_iounmap(volatile void __iomem *addr); +extern void mmiotrace_iounmap(const volatile void __iomem *addr); /* For anyone to insert markers. Remember trailing newline. */ extern __printf(1, 2) int mmiotrace_printk(const char *fmt, ...); @@ -66,7 +66,7 @@ static inline void mmiotrace_ioremap(resource_size_t offset, { } -static inline void mmiotrace_iounmap(volatile void __iomem *addr) +static inline void mmiotrace_iounmap(const volatile void __iomem *addr) { } diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index d943477..879f03b 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -530,7 +530,7 @@ struct zone { ZONE_PADDING(_pad3_) /* Zone statistics */ - atomic_long_t vm_stat[NR_VM_ZONE_STAT_ITEMS]; + atomic_long_unchecked_t vm_stat[NR_VM_ZONE_STAT_ITEMS]; } ____cacheline_internodealigned_in_smp; enum zone_flags { diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h index 688997a..a6f4711 100644 --- a/include/linux/mod_devicetable.h +++ b/include/linux/mod_devicetable.h @@ -139,7 +139,7 @@ struct usb_device_id { #define USB_DEVICE_ID_MATCH_INT_PROTOCOL 0x0200 #define USB_DEVICE_ID_MATCH_INT_NUMBER 0x0400 -#define HID_ANY_ID (~0) +#define HID_ANY_ID (~0U) #define HID_BUS_ANY 0xffff #define HID_GROUP_ANY 0x0000 @@ -472,7 +472,7 @@ struct dmi_system_id { const char *ident; struct dmi_strmatch matches[4]; void *driver_data; -}; +} __do_const; /* * struct dmi_device_id appears during expansion of * "MODULE_DEVICE_TABLE(dmi, x)". Compiler doesn't look inside it diff --git a/include/linux/module.h b/include/linux/module.h index 3a19c79..dea8c47 100644 --- a/include/linux/module.h +++ b/include/linux/module.h @@ -19,9 +19,11 @@ #include <linux/jump_label.h> #include <linux/export.h> #include <linux/rbtree_latch.h> +#include <linux/fs.h> #include <linux/percpu.h> #include <asm/module.h> +#include <asm/pgtable.h> /* In stripped ARM and x86-64 modules, ~ is surprisingly rare. */ #define MODULE_SIG_STRING "~Module signature appended~\n" @@ -44,7 +46,7 @@ struct module_kobject { struct kobject *drivers_dir; struct module_param_attrs *mp; struct completion *kobj_completion; -}; +} __randomize_layout; struct module_attribute { struct attribute attr; @@ -56,12 +58,13 @@ struct module_attribute { int (*test)(struct module *); void (*free)(struct module *); }; +typedef struct module_attribute __no_const module_attribute_no_const; struct module_version_attribute { struct module_attribute mattr; const char *module_name; const char *version; -} __attribute__ ((__aligned__(sizeof(void *)))); +} __do_const __attribute__ ((__aligned__(sizeof(void *)))); extern ssize_t __modver_version_show(struct module_attribute *, struct module_kobject *, char *); @@ -313,7 +316,7 @@ struct module { /* Sysfs stuff. */ struct module_kobject mkobj; - struct module_attribute *modinfo_attrs; + module_attribute_no_const *modinfo_attrs; const char *version; const char *srcversion; struct kobject *holders_dir; @@ -370,20 +373,21 @@ struct module { * If this is non-NULL, vfree() after init() returns. * * Cacheline align here, such that: - * module_init, module_core, init_size, core_size, + * module_init_*, module_core_*, init_size_*, core_size_*, * init_text_size, core_text_size and mtn_core::{mod,node[0]} * are on the same cacheline. */ - void *module_init ____cacheline_aligned; + void *module_init_rw ____cacheline_aligned; + void *module_init_rx; /* Here is the actual code + data, vfree'd on unload. */ - void *module_core; + void *module_core_rx, *module_core_rw; /* Here are the sizes of the init and core sections */ - unsigned int init_size, core_size; + unsigned int init_size_rw, core_size_rw; /* The size of the executable code in each section. */ - unsigned int init_text_size, core_text_size; + unsigned int init_size_rx, core_size_rx; #ifdef CONFIG_MODULES_TREE_LOOKUP /* @@ -391,13 +395,12 @@ struct module { * above entries such that a regular lookup will only touch one * cacheline. */ - struct mod_tree_node mtn_core; - struct mod_tree_node mtn_init; + struct mod_tree_node mtn_core_rw; + struct mod_tree_node mtn_core_rx; + struct mod_tree_node mtn_init_rw; + struct mod_tree_node mtn_init_rx; #endif - /* Size of RO sections of the module (text+rodata) */ - unsigned int init_ro_size, core_ro_size; - /* Arch-specific module values */ struct mod_arch_specific arch; @@ -454,6 +457,10 @@ struct module { unsigned int num_trace_events; struct trace_enum_map **trace_enums; unsigned int num_trace_enums; + struct file_operations trace_id; + struct file_operations trace_enable; + struct file_operations trace_format; + struct file_operations trace_filter; #endif #ifdef CONFIG_FTRACE_MCOUNT_RECORD unsigned int num_ftrace_callsites; @@ -481,7 +488,8 @@ struct module { ctor_fn_t *ctors; unsigned int num_ctors; #endif -} ____cacheline_aligned; +} ____cacheline_aligned __randomize_layout; + #ifndef MODULE_ARCH_INIT #define MODULE_ARCH_INIT {} #endif @@ -502,18 +510,48 @@ bool is_module_address(unsigned long addr); bool is_module_percpu_address(unsigned long addr); bool is_module_text_address(unsigned long addr); +static inline int within_module_range(unsigned long addr, void *start, unsigned long size) +{ + +#ifdef CONFIG_PAX_KERNEXEC + if (ktla_ktva(addr) >= (unsigned long)start && + ktla_ktva(addr) < (unsigned long)start + size) + return 1; +#endif + + return ((void *)addr >= start && (void *)addr < start + size); +} + +static inline int within_module_core_rx(unsigned long addr, const struct module *mod) +{ + return within_module_range(addr, mod->module_core_rx, mod->core_size_rx); +} + +static inline int within_module_core_rw(unsigned long addr, const struct module *mod) +{ + return within_module_range(addr, mod->module_core_rw, mod->core_size_rw); +} + +static inline int within_module_init_rx(unsigned long addr, const struct module *mod) +{ + return within_module_range(addr, mod->module_init_rx, mod->init_size_rx); +} + +static inline int within_module_init_rw(unsigned long addr, const struct module *mod) +{ + return within_module_range(addr, mod->module_init_rw, mod->init_size_rw); +} + static inline bool within_module_core(unsigned long addr, const struct module *mod) { - return (unsigned long)mod->module_core <= addr && - addr < (unsigned long)mod->module_core + mod->core_size; + return within_module_core_rx(addr, mod) || within_module_core_rw(addr, mod); } static inline bool within_module_init(unsigned long addr, const struct module *mod) { - return (unsigned long)mod->module_init <= addr && - addr < (unsigned long)mod->module_init + mod->init_size; + return within_module_init_rx(addr, mod) || within_module_init_rw(addr, mod); } static inline bool within_module(unsigned long addr, const struct module *mod) diff --git a/include/linux/moduleloader.h b/include/linux/moduleloader.h index 4d0cb9b..3169ac7 100644 --- a/include/linux/moduleloader.h +++ b/include/linux/moduleloader.h @@ -25,9 +25,21 @@ unsigned int arch_mod_section_prepend(struct module *mod, unsigned int section); sections. Returns NULL on failure. */ void *module_alloc(unsigned long size); +#ifdef CONFIG_PAX_KERNEXEC +void *module_alloc_exec(unsigned long size); +#else +#define module_alloc_exec(x) module_alloc(x) +#endif + /* Free memory returned from module_alloc. */ void module_memfree(void *module_region); +#ifdef CONFIG_PAX_KERNEXEC +void module_memfree_exec(void *module_region); +#else +#define module_memfree_exec(x) module_memfree((x)) +#endif + /* * Apply the given relocation to the (simplified) ELF. Return -error * or 0. @@ -45,8 +57,10 @@ static inline int apply_relocate(Elf_Shdr *sechdrs, unsigned int relsec, struct module *me) { +#ifdef CONFIG_MODULES printk(KERN_ERR "module %s: REL relocation unsupported\n", module_name(me)); +#endif return -ENOEXEC; } #endif @@ -68,8 +82,10 @@ static inline int apply_relocate_add(Elf_Shdr *sechdrs, unsigned int relsec, struct module *me) { +#ifdef CONFIG_MODULES printk(KERN_ERR "module %s: REL relocation unsupported\n", module_name(me)); +#endif return -ENOEXEC; } #endif diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h index c12f214..3ef907f 100644 --- a/include/linux/moduleparam.h +++ b/include/linux/moduleparam.h @@ -289,7 +289,7 @@ static inline void kernel_param_unlock(struct module *mod) * @len is usually just sizeof(string). */ #define module_param_string(name, string, len, perm) \ - static const struct kparam_string __param_string_##name \ + static const struct kparam_string __param_string_##name __used \ = { len, string }; \ __module_param_call(MODULE_PARAM_PREFIX, name, \ ¶m_ops_string, \ @@ -440,7 +440,7 @@ extern int param_set_bint(const char *val, const struct kernel_param *kp); */ #define module_param_array_named(name, array, type, nump, perm) \ param_check_##type(name, &(array)[0]); \ - static const struct kparam_array __param_arr_##name \ + static const struct kparam_array __param_arr_##name __used \ = { .max = ARRAY_SIZE(array), .num = nump, \ .ops = ¶m_ops_##type, \ .elemsize = sizeof(array[0]), .elem = array }; \ diff --git a/include/linux/mount.h b/include/linux/mount.h index f822c3c..958ca0a 100644 --- a/include/linux/mount.h +++ b/include/linux/mount.h @@ -67,7 +67,7 @@ struct vfsmount { struct dentry *mnt_root; /* root of the mounted tree */ struct super_block *mnt_sb; /* pointer to superblock */ int mnt_flags; -}; +} __randomize_layout; struct file; /* forward dec */ struct path; diff --git a/include/linux/msg.h b/include/linux/msg.h index f3f302f..a001305 100644 --- a/include/linux/msg.h +++ b/include/linux/msg.h @@ -29,7 +29,7 @@ struct msg_queue { struct list_head q_messages; struct list_head q_receivers; struct list_head q_senders; -}; +} __randomize_layout; /* Helper routines for sys_msgsnd and sys_msgrcv */ extern long do_msgsnd(int msqid, long mtype, void __user *mtext, diff --git a/include/linux/net.h b/include/linux/net.h index 049d4b0..764243c 100644 --- a/include/linux/net.h +++ b/include/linux/net.h @@ -189,7 +189,7 @@ struct net_proto_family { int (*create)(struct net *net, struct socket *sock, int protocol, int kern); struct module *owner; -}; +} __do_const; struct iovec; struct kvec; diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 210d11a..c5cd00e 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -1234,6 +1234,7 @@ struct net_device_ops { int (*ndo_fill_metadata_dst)(struct net_device *dev, struct sk_buff *skb); }; +typedef struct net_device_ops __no_const net_device_ops_no_const; /** * enum net_device_priv_flags - &struct net_device priv_flags @@ -1542,7 +1543,7 @@ struct net_device { unsigned long base_addr; int irq; - atomic_t carrier_changes; + atomic_unchecked_t carrier_changes; /* * Some hardware also needs these fields (state,dev_list, @@ -1581,8 +1582,8 @@ struct net_device { struct net_device_stats stats; - atomic_long_t rx_dropped; - atomic_long_t tx_dropped; + atomic_long_unchecked_t rx_dropped; + atomic_long_unchecked_t tx_dropped; #ifdef CONFIG_WIRELESS_EXT const struct iw_handler_def * wireless_handlers; diff --git a/include/linux/netfilter.h b/include/linux/netfilter.h index 36a6525..289cd95 100644 --- a/include/linux/netfilter.h +++ b/include/linux/netfilter.h @@ -117,7 +117,7 @@ struct nf_sockopt_ops { #endif /* Use the module struct to lock set/get code in place */ struct module *owner; -}; +} __do_const; /* Function to register/unregister hook points. */ int nf_register_net_hook(struct net *net, const struct nf_hook_ops *ops); diff --git a/include/linux/netfilter/nfnetlink.h b/include/linux/netfilter/nfnetlink.h index e955d47..04a5338 100644 --- a/include/linux/netfilter/nfnetlink.h +++ b/include/linux/netfilter/nfnetlink.h @@ -19,7 +19,7 @@ struct nfnl_callback { const struct nlattr * const cda[]); const struct nla_policy *policy; /* netlink attribute policy */ const u_int16_t attr_count; /* number of nlattr's */ -}; +} __do_const; struct nfnetlink_subsystem { const char *name; diff --git a/include/linux/netfilter/xt_gradm.h b/include/linux/netfilter/xt_gradm.h new file mode 100644 index 0000000..33f4af8 --- /dev/null +++ b/include/linux/netfilter/xt_gradm.h @@ -0,0 +1,9 @@ +#ifndef _LINUX_NETFILTER_XT_GRADM_H +#define _LINUX_NETFILTER_XT_GRADM_H 1 + +struct xt_gradm_mtinfo { + __u16 flags; + __u16 invflags; +}; + +#endif diff --git a/include/linux/nls.h b/include/linux/nls.h index 520681b..2b7fabb 100644 --- a/include/linux/nls.h +++ b/include/linux/nls.h @@ -31,7 +31,7 @@ struct nls_table { const unsigned char *charset2upper; struct module *owner; struct nls_table *next; -}; +} __do_const; /* this value hold the maximum octet of charset */ #define NLS_MAX_CHARSET_SIZE 6 /* for UTF-8 */ @@ -46,7 +46,7 @@ enum utf16_endian { /* nls_base.c */ extern int __register_nls(struct nls_table *, struct module *); extern int unregister_nls(struct nls_table *); -extern struct nls_table *load_nls(char *); +extern struct nls_table *load_nls(const char *); extern void unload_nls(struct nls_table *); extern struct nls_table *load_nls_default(void); #define register_nls(nls) __register_nls((nls), THIS_MODULE) diff --git a/include/linux/notifier.h b/include/linux/notifier.h index d14a4c3..a078786 100644 --- a/include/linux/notifier.h +++ b/include/linux/notifier.h @@ -54,7 +54,8 @@ struct notifier_block { notifier_fn_t notifier_call; struct notifier_block __rcu *next; int priority; -}; +} __do_const; +typedef struct notifier_block __no_const notifier_block_no_const; struct atomic_notifier_head { spinlock_t lock; diff --git a/include/linux/oprofile.h b/include/linux/oprofile.h index b2a0f15..4d7da32 100644 --- a/include/linux/oprofile.h +++ b/include/linux/oprofile.h @@ -138,9 +138,9 @@ int oprofilefs_create_ulong(struct dentry * root, int oprofilefs_create_ro_ulong(struct dentry * root, char const * name, ulong * val); -/** Create a file for read-only access to an atomic_t. */ +/** Create a file for read-only access to an atomic_unchecked_t. */ int oprofilefs_create_ro_atomic(struct dentry * root, - char const * name, atomic_t * val); + char const * name, atomic_unchecked_t * val); /** create a directory */ struct dentry *oprofilefs_mkdir(struct dentry *parent, char const *name); diff --git a/include/linux/padata.h b/include/linux/padata.h index 4386946..f50c615 100644 --- a/include/linux/padata.h +++ b/include/linux/padata.h @@ -129,7 +129,7 @@ struct parallel_data { struct padata_serial_queue __percpu *squeue; atomic_t reorder_objects; atomic_t refcnt; - atomic_t seq_nr; + atomic_unchecked_t seq_nr; struct padata_cpumask cpumask; spinlock_t lock ____cacheline_aligned; unsigned int processed; diff --git a/include/linux/path.h b/include/linux/path.h index d137218..be0c176 100644 --- a/include/linux/path.h +++ b/include/linux/path.h @@ -1,13 +1,15 @@ #ifndef _LINUX_PATH_H #define _LINUX_PATH_H +#include <linux/compiler.h> + struct dentry; struct vfsmount; struct path { struct vfsmount *mnt; struct dentry *dentry; -}; +} __randomize_layout; extern void path_get(const struct path *); extern void path_put(const struct path *); diff --git a/include/linux/pci_hotplug.h b/include/linux/pci_hotplug.h index 8c78950..0d74ed9 100644 --- a/include/linux/pci_hotplug.h +++ b/include/linux/pci_hotplug.h @@ -71,7 +71,8 @@ struct hotplug_slot_ops { int (*get_latch_status) (struct hotplug_slot *slot, u8 *value); int (*get_adapter_status) (struct hotplug_slot *slot, u8 *value); int (*reset_slot) (struct hotplug_slot *slot, int probe); -}; +} __do_const; +typedef struct hotplug_slot_ops __no_const hotplug_slot_ops_no_const; /** * struct hotplug_slot_info - used to notify the hotplug pci core of the state of the slot diff --git a/include/linux/percpu.h b/include/linux/percpu.h index caebf2a..4c3ae9d 100644 --- a/include/linux/percpu.h +++ b/include/linux/percpu.h @@ -34,7 +34,7 @@ * preallocate for this. Keep PERCPU_DYNAMIC_RESERVE equal to or * larger than PERCPU_DYNAMIC_EARLY_SIZE. */ -#define PERCPU_DYNAMIC_EARLY_SLOTS 128 +#define PERCPU_DYNAMIC_EARLY_SLOTS 256 #define PERCPU_DYNAMIC_EARLY_SIZE (12 << 10) /* diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 092a0e8..36988f4 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -384,8 +384,8 @@ struct perf_event { enum perf_event_active_state state; unsigned int attach_state; - local64_t count; - atomic64_t child_count; + local64_t count; /* PaX: fix it one day */ + atomic64_unchecked_t child_count; /* * These are the total time in nanoseconds that the event @@ -436,8 +436,8 @@ struct perf_event { * These accumulate total time (in nanoseconds) that children * events have been enabled and running, respectively. */ - atomic64_t child_total_time_enabled; - atomic64_t child_total_time_running; + atomic64_unchecked_t child_total_time_enabled; + atomic64_unchecked_t child_total_time_running; /* * Protect attach/detach and child_list: @@ -862,7 +862,7 @@ static inline void perf_event_task_sched_out(struct task_struct *prev, static inline u64 __perf_event_count(struct perf_event *event) { - return local64_read(&event->count) + atomic64_read(&event->child_count); + return local64_read(&event->count) + atomic64_read_unchecked(&event->child_count); } extern void perf_event_mmap(struct vm_area_struct *vma); @@ -886,7 +886,7 @@ static inline void perf_callchain_store(struct perf_callchain_entry *entry, u64 entry->ip[entry->nr++] = ip; } -extern int sysctl_perf_event_paranoid; +extern int sysctl_perf_event_legitimately_concerned; extern int sysctl_perf_event_mlock; extern int sysctl_perf_event_sample_rate; extern int sysctl_perf_cpu_time_max_percent; @@ -901,19 +901,24 @@ extern int perf_cpu_time_max_percent_handler(struct ctl_table *table, int write, loff_t *ppos); +static inline bool perf_paranoid_any(void) +{ + return sysctl_perf_event_legitimately_concerned > 2; +} + static inline bool perf_paranoid_tracepoint_raw(void) { - return sysctl_perf_event_paranoid > -1; + return sysctl_perf_event_legitimately_concerned > -1; } static inline bool perf_paranoid_cpu(void) { - return sysctl_perf_event_paranoid > 0; + return sysctl_perf_event_legitimately_concerned > 0; } static inline bool perf_paranoid_kernel(void) { - return sysctl_perf_event_paranoid > 1; + return sysctl_perf_event_legitimately_concerned > 1; } extern void perf_event_init(void); @@ -1076,7 +1081,7 @@ struct perf_pmu_events_attr { struct device_attribute attr; u64 id; const char *event_str; -}; +} __do_const; ssize_t perf_event_sysfs_show(struct device *dev, struct device_attribute *attr, char *page); diff --git a/include/linux/pid_namespace.h b/include/linux/pid_namespace.h index 918b117..7af374b7 100644 --- a/include/linux/pid_namespace.h +++ b/include/linux/pid_namespace.h @@ -45,7 +45,7 @@ struct pid_namespace { int hide_pid; int reboot; /* group exit code if this pidns was rebooted */ struct ns_common ns; -}; +} __randomize_layout; extern struct pid_namespace init_pid_ns; diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h index eb8b8ac..62649e1 100644 --- a/include/linux/pipe_fs_i.h +++ b/include/linux/pipe_fs_i.h @@ -47,10 +47,10 @@ struct pipe_inode_info { struct mutex mutex; wait_queue_head_t wait; unsigned int nrbufs, curbuf, buffers; - unsigned int readers; - unsigned int writers; - unsigned int files; - unsigned int waiting_writers; + atomic_t readers; + atomic_t writers; + atomic_t files; + atomic_t waiting_writers; unsigned int r_counter; unsigned int w_counter; struct page *tmp_page; diff --git a/include/linux/pm.h b/include/linux/pm.h index 35d599e..c604209 100644 --- a/include/linux/pm.h +++ b/include/linux/pm.h @@ -630,6 +630,7 @@ struct dev_pm_domain { void (*sync)(struct device *dev); void (*dismiss)(struct device *dev); }; +typedef struct dev_pm_domain __no_const dev_pm_domain_no_const; /* * The PM_EVENT_ messages are also used by drivers implementing the legacy diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h index b1cf7e7..ab02191 100644 --- a/include/linux/pm_domain.h +++ b/include/linux/pm_domain.h @@ -36,11 +36,11 @@ struct gpd_dev_ops { int (*save_state)(struct device *dev); int (*restore_state)(struct device *dev); bool (*active_wakeup)(struct device *dev); -}; +} __no_const; struct gpd_cpuidle_data { unsigned int saved_exit_latency; - struct cpuidle_state *idle_state; + cpuidle_state_no_const *idle_state; }; struct generic_pm_domain { diff --git a/include/linux/pm_runtime.h b/include/linux/pm_runtime.h index 3bdbb41..2a6f56c 100644 --- a/include/linux/pm_runtime.h +++ b/include/linux/pm_runtime.h @@ -110,7 +110,7 @@ static inline bool pm_runtime_callbacks_present(struct device *dev) static inline void pm_runtime_mark_last_busy(struct device *dev) { - ACCESS_ONCE(dev->power.last_busy) = jiffies; + ACCESS_ONCE_RW(dev->power.last_busy) = jiffies; } static inline bool pm_runtime_is_irq_safe(struct device *dev) diff --git a/include/linux/pnp.h b/include/linux/pnp.h index 5df733b..d55f252 100644 --- a/include/linux/pnp.h +++ b/include/linux/pnp.h @@ -298,7 +298,7 @@ static inline void pnp_set_drvdata(struct pnp_dev *pdev, void *data) struct pnp_fixup { char id[7]; void (*quirk_function) (struct pnp_dev * dev); /* fixup function */ -}; +} __do_const; /* config parameters */ #define PNP_CONFIG_NORMAL 0x0001 diff --git a/include/linux/poison.h b/include/linux/poison.h index 317e16d..924c034 100644 --- a/include/linux/poison.h +++ b/include/linux/poison.h @@ -19,8 +19,8 @@ * under normal circumstances, used to verify that nobody uses * non-initialized list entries. */ -#define LIST_POISON1 ((void *) 0x100 + POISON_POINTER_DELTA) -#define LIST_POISON2 ((void *) 0x200 + POISON_POINTER_DELTA) +#define LIST_POISON1 ((void *) (long)0xFFFFFF01) +#define LIST_POISON2 ((void *) (long)0xFFFFFF02) /********** include/linux/timer.h **********/ /* diff --git a/include/linux/power/smartreflex.h b/include/linux/power/smartreflex.h index d8b187c3..9a9257a 100644 --- a/include/linux/power/smartreflex.h +++ b/include/linux/power/smartreflex.h @@ -238,7 +238,7 @@ struct omap_sr_class_data { int (*notify)(struct omap_sr *sr, u32 status); u8 notify_flags; u8 class_type; -}; +} __do_const; /** * struct omap_sr_nvalue_table - Smartreflex n-target value info diff --git a/include/linux/ppp-comp.h b/include/linux/ppp-comp.h index 4ea1d37..80f4b33 100644 --- a/include/linux/ppp-comp.h +++ b/include/linux/ppp-comp.h @@ -84,7 +84,7 @@ struct compressor { struct module *owner; /* Extra skb space needed by the compressor algorithm */ unsigned int comp_extra; -}; +} __do_const; /* * The return value from decompress routine is the length of the diff --git a/include/linux/preempt.h b/include/linux/preempt.h index bea8dd8..534a23d 100644 --- a/include/linux/preempt.h +++ b/include/linux/preempt.h @@ -140,11 +140,16 @@ extern void preempt_count_sub(int val); #define preempt_count_dec_and_test() __preempt_count_dec_and_test() #endif +#define raw_preempt_count_add(val) __preempt_count_add(val) +#define raw_preempt_count_sub(val) __preempt_count_sub(val) + #define __preempt_count_inc() __preempt_count_add(1) #define __preempt_count_dec() __preempt_count_sub(1) #define preempt_count_inc() preempt_count_add(1) +#define raw_preempt_count_inc() raw_preempt_count_add(1) #define preempt_count_dec() preempt_count_sub(1) +#define raw_preempt_count_dec() raw_preempt_count_sub(1) #define preempt_active_enter() \ do { \ @@ -166,6 +171,12 @@ do { \ barrier(); \ } while (0) +#define raw_preempt_disable() \ +do { \ + raw_preempt_count_inc(); \ + barrier(); \ +} while (0) + #define sched_preempt_enable_no_resched() \ do { \ barrier(); \ @@ -174,6 +185,12 @@ do { \ #define preempt_enable_no_resched() sched_preempt_enable_no_resched() +#define raw_preempt_enable_no_resched() \ +do { \ + barrier(); \ + raw_preempt_count_dec(); \ +} while (0) + #define preemptible() (preempt_count() == 0 && !irqs_disabled()) #ifdef CONFIG_PREEMPT @@ -234,8 +251,10 @@ do { \ * region. */ #define preempt_disable() barrier() +#define raw_preempt_disable() barrier() #define sched_preempt_enable_no_resched() barrier() #define preempt_enable_no_resched() barrier() +#define raw_preempt_enable_no_resched() barrier() #define preempt_enable() barrier() #define preempt_check_resched() do { } while (0) @@ -250,11 +269,13 @@ do { \ /* * Modules have no business playing preemption tricks. */ +#ifndef CONFIG_PAX_KERNEXEC #undef sched_preempt_enable_no_resched #undef preempt_enable_no_resched #undef preempt_enable_no_resched_notrace #undef preempt_check_resched #endif +#endif #define preempt_set_need_resched() \ do { \ diff --git a/include/linux/printk.h b/include/linux/printk.h index 9729565..e5e5255 100644 --- a/include/linux/printk.h +++ b/include/linux/printk.h @@ -123,6 +123,7 @@ void early_printk(const char *s, ...) { } #endif typedef __printf(1, 0) int (*printk_func_t)(const char *fmt, va_list args); +extern int kptr_restrict; #ifdef CONFIG_PRINTK asmlinkage __printf(5, 0) @@ -158,7 +159,6 @@ extern bool printk_timed_ratelimit(unsigned long *caller_jiffies, extern int printk_delay_msec; extern int dmesg_restrict; -extern int kptr_restrict; extern void wake_up_klogd(void); diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h index b97bf2e..f14c92d4 100644 --- a/include/linux/proc_fs.h +++ b/include/linux/proc_fs.h @@ -17,8 +17,11 @@ extern void proc_flush_task(struct task_struct *); extern struct proc_dir_entry *proc_symlink(const char *, struct proc_dir_entry *, const char *); extern struct proc_dir_entry *proc_mkdir(const char *, struct proc_dir_entry *); +extern struct proc_dir_entry *proc_mkdir_restrict(const char *, struct proc_dir_entry *); extern struct proc_dir_entry *proc_mkdir_data(const char *, umode_t, struct proc_dir_entry *, void *); +extern struct proc_dir_entry *proc_mkdir_data_restrict(const char *, umode_t, + struct proc_dir_entry *, void *); extern struct proc_dir_entry *proc_mkdir_mode(const char *, umode_t, struct proc_dir_entry *); @@ -34,6 +37,19 @@ static inline struct proc_dir_entry *proc_create( return proc_create_data(name, mode, parent, proc_fops, NULL); } +static inline struct proc_dir_entry *proc_create_grsec(const char *name, umode_t mode, + struct proc_dir_entry *parent, const struct file_operations *proc_fops) +{ +#ifdef CONFIG_GRKERNSEC_PROC_USER + return proc_create_data(name, S_IRUSR, parent, proc_fops, NULL); +#elif defined(CONFIG_GRKERNSEC_PROC_USERGROUP) + return proc_create_data(name, S_IRUSR | S_IRGRP, parent, proc_fops, NULL); +#else + return proc_create_data(name, mode, parent, proc_fops, NULL); +#endif +} + + extern void proc_set_size(struct proc_dir_entry *, loff_t); extern void proc_set_user(struct proc_dir_entry *, kuid_t, kgid_t); extern void *PDE_DATA(const struct inode *); @@ -56,8 +72,12 @@ static inline struct proc_dir_entry *proc_symlink(const char *name, struct proc_dir_entry *parent,const char *dest) { return NULL;} static inline struct proc_dir_entry *proc_mkdir(const char *name, struct proc_dir_entry *parent) {return NULL;} +static inline struct proc_dir_entry *proc_mkdir_restrict(const char *name, + struct proc_dir_entry *parent) { return NULL; } static inline struct proc_dir_entry *proc_mkdir_data(const char *name, umode_t mode, struct proc_dir_entry *parent, void *data) { return NULL; } +static inline struct proc_dir_entry *proc_mkdir_data_restrict(const char *name, + umode_t mode, struct proc_dir_entry *parent, void *data) { return NULL; } static inline struct proc_dir_entry *proc_mkdir_mode(const char *name, umode_t mode, struct proc_dir_entry *parent) { return NULL; } #define proc_create(name, mode, parent, proc_fops) ({NULL;}) @@ -79,7 +99,7 @@ struct net; static inline struct proc_dir_entry *proc_net_mkdir( struct net *net, const char *name, struct proc_dir_entry *parent) { - return proc_mkdir_data(name, 0, parent, net); + return proc_mkdir_data_restrict(name, 0, parent, net); } #endif /* _LINUX_PROC_FS_H */ diff --git a/include/linux/proc_ns.h b/include/linux/proc_ns.h index 42dfc61..8113a99 100644 --- a/include/linux/proc_ns.h +++ b/include/linux/proc_ns.h @@ -16,7 +16,7 @@ struct proc_ns_operations { struct ns_common *(*get)(struct task_struct *task); void (*put)(struct ns_common *ns); int (*install)(struct nsproxy *nsproxy, struct ns_common *ns); -}; +} __do_const __randomize_layout; extern const struct proc_ns_operations netns_operations; extern const struct proc_ns_operations utsns_operations; diff --git a/include/linux/psci.h b/include/linux/psci.h index a682fcc..3b82c8e 100644 --- a/include/linux/psci.h +++ b/include/linux/psci.h @@ -30,7 +30,7 @@ struct psci_operations { int (*affinity_info)(unsigned long target_affinity, unsigned long lowest_affinity_level); int (*migrate_info_type)(void); -}; +} __no_const; extern struct psci_operations psci_ops; diff --git a/include/linux/ptrace.h b/include/linux/ptrace.h index 061265f..504c98a 100644 --- a/include/linux/ptrace.h +++ b/include/linux/ptrace.h @@ -57,7 +57,29 @@ extern void exit_ptrace(struct task_struct *tracer, struct list_head *dead); #define PTRACE_MODE_READ 0x01 #define PTRACE_MODE_ATTACH 0x02 #define PTRACE_MODE_NOAUDIT 0x04 -/* Returns true on success, false on denial. */ +#define PTRACE_MODE_FSCREDS 0x08 +#define PTRACE_MODE_REALCREDS 0x10 + +/* shorthands for READ/ATTACH and FSCREDS/REALCREDS combinations */ +#define PTRACE_MODE_READ_FSCREDS (PTRACE_MODE_READ | PTRACE_MODE_FSCREDS) +#define PTRACE_MODE_READ_REALCREDS (PTRACE_MODE_READ | PTRACE_MODE_REALCREDS) +#define PTRACE_MODE_ATTACH_FSCREDS (PTRACE_MODE_ATTACH | PTRACE_MODE_FSCREDS) +#define PTRACE_MODE_ATTACH_REALCREDS (PTRACE_MODE_ATTACH | PTRACE_MODE_REALCREDS) + +/** + * ptrace_may_access - check whether the caller is permitted to access + * a target task. + * @task: target task + * @mode: selects type of access and caller credentials + * + * Returns true on success, false on denial. + * + * One of the flags PTRACE_MODE_FSCREDS and PTRACE_MODE_REALCREDS must + * be set in @mode to specify whether the access was requested through + * a filesystem syscall (should use effective capabilities and fsuid + * of the caller) or through an explicit syscall such as + * process_vm_writev or ptrace (and should use the real credentials). + */ extern bool ptrace_may_access(struct task_struct *task, unsigned int mode); static inline int ptrace_reparented(struct task_struct *child) diff --git a/include/linux/quota.h b/include/linux/quota.h index b2505ac..5f7ab55 100644 --- a/include/linux/quota.h +++ b/include/linux/quota.h @@ -76,7 +76,7 @@ struct kqid { /* Type in which we store the quota identifier */ extern bool qid_eq(struct kqid left, struct kqid right); extern bool qid_lt(struct kqid left, struct kqid right); -extern qid_t from_kqid(struct user_namespace *to, struct kqid qid); +extern qid_t from_kqid(struct user_namespace *to, struct kqid qid) __intentional_overflow(-1); extern qid_t from_kqid_munged(struct user_namespace *to, struct kqid qid); extern bool qid_valid(struct kqid qid); diff --git a/include/linux/random.h b/include/linux/random.h index e651874..a872186 100644 --- a/include/linux/random.h +++ b/include/linux/random.h @@ -16,9 +16,19 @@ struct random_ready_callback { }; extern void add_device_randomness(const void *, unsigned int); + +static inline void add_latent_entropy(void) +{ + +#ifdef LATENT_ENTROPY_PLUGIN + add_device_randomness((const void *)&latent_entropy, sizeof(latent_entropy)); +#endif + +} + extern void add_input_randomness(unsigned int type, unsigned int code, - unsigned int value); -extern void add_interrupt_randomness(int irq, int irq_flags); + unsigned int value) __latent_entropy; +extern void add_interrupt_randomness(int irq, int irq_flags) __latent_entropy; extern void get_random_bytes(void *buf, int nbytes); extern int add_random_ready_callback(struct random_ready_callback *rdy); @@ -46,6 +56,11 @@ struct rnd_state { u32 prandom_u32_state(struct rnd_state *state); void prandom_bytes_state(struct rnd_state *state, void *buf, size_t nbytes); +static inline unsigned long __intentional_overflow(-1) pax_get_random_long(void) +{ + return prandom_u32() + (sizeof(long) > 4 ? (unsigned long)prandom_u32() << 32 : 0); +} + /** * prandom_u32_max - returns a pseudo-random number in interval [0, ep_ro) * @ep_ro: right open interval endpoint @@ -58,7 +73,7 @@ void prandom_bytes_state(struct rnd_state *state, void *buf, size_t nbytes); * * Returns: pseudo-random number in interval [0, ep_ro) */ -static inline u32 prandom_u32_max(u32 ep_ro) +static inline u32 __intentional_overflow(-1) prandom_u32_max(u32 ep_ro) { return (u32)(((u64) prandom_u32() * ep_ro) >> 32); } diff --git a/include/linux/rbtree_augmented.h b/include/linux/rbtree_augmented.h index 14d7b83..a1edf56 100644 --- a/include/linux/rbtree_augmented.h +++ b/include/linux/rbtree_augmented.h @@ -90,7 +90,9 @@ rbname ## _rotate(struct rb_node *rb_old, struct rb_node *rb_new) \ old->rbaugmented = rbcompute(old); \ } \ rbstatic const struct rb_augment_callbacks rbname = { \ - rbname ## _propagate, rbname ## _copy, rbname ## _rotate \ + .propagate = rbname ## _propagate, \ + .copy = rbname ## _copy, \ + .rotate = rbname ## _rotate \ }; diff --git a/include/linux/rculist.h b/include/linux/rculist.h index 17c6b1f..a65e3f8 100644 --- a/include/linux/rculist.h +++ b/include/linux/rculist.h @@ -59,6 +59,9 @@ void __list_add_rcu(struct list_head *new, struct list_head *prev, struct list_head *next); #endif +void __pax_list_add_rcu(struct list_head *new, + struct list_head *prev, struct list_head *next); + /** * list_add_rcu - add a new entry to rcu-protected list * @new: new entry to be added @@ -80,6 +83,11 @@ static inline void list_add_rcu(struct list_head *new, struct list_head *head) __list_add_rcu(new, head, head->next); } +static inline void pax_list_add_rcu(struct list_head *new, struct list_head *head) +{ + __pax_list_add_rcu(new, head, head->next); +} + /** * list_add_tail_rcu - add a new entry to rcu-protected list * @new: new entry to be added @@ -102,6 +110,12 @@ static inline void list_add_tail_rcu(struct list_head *new, __list_add_rcu(new, head->prev, head); } +static inline void pax_list_add_tail_rcu(struct list_head *new, + struct list_head *head) +{ + __pax_list_add_rcu(new, head->prev, head); +} + /** * list_del_rcu - deletes entry from list without re-initialization * @entry: the element to delete from the list. @@ -132,6 +146,8 @@ static inline void list_del_rcu(struct list_head *entry) entry->prev = LIST_POISON2; } +extern void pax_list_del_rcu(struct list_head *entry); + /** * hlist_del_init_rcu - deletes entry from hash list with re-initialization * @n: the element to delete from the hash list. diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index 581abf8..31c120e 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -851,6 +851,7 @@ static inline void rcu_preempt_sleep_check(void) * read-side critical sections may be preempted and they may also block, but * only when acquiring spinlocks that are subject to priority inheritance. */ +static inline void rcu_read_lock(void) __acquires(RCU); static inline void rcu_read_lock(void) { __rcu_read_lock(); @@ -905,6 +906,7 @@ static inline void rcu_read_lock(void) * * See rcu_read_lock() for more information. */ +static inline void rcu_read_unlock(void) __releases(RCU); static inline void rcu_read_unlock(void) { RCU_LOCKDEP_WARN(!rcu_is_watching(), @@ -931,6 +933,7 @@ static inline void rcu_read_unlock(void) * rcu_read_unlock_bh() from one task if the matching rcu_read_lock_bh() * was invoked from some other task. */ +static inline void rcu_read_lock_bh(void) __acquires(RCU_BH); static inline void rcu_read_lock_bh(void) { local_bh_disable(); @@ -945,6 +948,7 @@ static inline void rcu_read_lock_bh(void) * * See rcu_read_lock_bh() for more information. */ +static inline void rcu_read_unlock_bh(void) __releases(RCU_BH); static inline void rcu_read_unlock_bh(void) { RCU_LOCKDEP_WARN(!rcu_is_watching(), @@ -967,6 +971,7 @@ static inline void rcu_read_unlock_bh(void) * rcu_read_unlock_sched() from process context if the matching * rcu_read_lock_sched() was invoked from an NMI handler. */ +static inline void rcu_read_lock_sched(void) __acquires(RCU_SCHED); static inline void rcu_read_lock_sched(void) { preempt_disable(); @@ -977,6 +982,7 @@ static inline void rcu_read_lock_sched(void) } /* Used by lockdep and tracing: cannot be traced, cannot call lockdep. */ +static inline notrace void rcu_read_lock_sched_notrace(void) __acquires(RCU_SCHED); static inline notrace void rcu_read_lock_sched_notrace(void) { preempt_disable_notrace(); @@ -988,6 +994,7 @@ static inline notrace void rcu_read_lock_sched_notrace(void) * * See rcu_read_lock_sched for more information. */ +static inline void rcu_read_unlock_sched(void) __releases(RCU_SCHED); static inline void rcu_read_unlock_sched(void) { RCU_LOCKDEP_WARN(!rcu_is_watching(), @@ -998,6 +1005,7 @@ static inline void rcu_read_unlock_sched(void) } /* Used by lockdep and tracing: cannot be traced, cannot call lockdep. */ +static inline notrace void rcu_read_unlock_sched_notrace(void) __releases(RCU_SCHED); static inline notrace void rcu_read_unlock_sched_notrace(void) { __release(RCU_SCHED); diff --git a/include/linux/reboot.h b/include/linux/reboot.h index a7ff409..03e2fa8 100644 --- a/include/linux/reboot.h +++ b/include/linux/reboot.h @@ -47,9 +47,9 @@ extern void do_kernel_restart(char *cmd); */ extern void migrate_to_reboot_cpu(void); -extern void machine_restart(char *cmd); -extern void machine_halt(void); -extern void machine_power_off(void); +extern void machine_restart(char *cmd) __noreturn; +extern void machine_halt(void) __noreturn; +extern void machine_power_off(void) __noreturn; extern void machine_shutdown(void); struct pt_regs; @@ -60,9 +60,9 @@ extern void machine_crash_shutdown(struct pt_regs *); */ extern void kernel_restart_prepare(char *cmd); -extern void kernel_restart(char *cmd); -extern void kernel_halt(void); -extern void kernel_power_off(void); +extern void kernel_restart(char *cmd) __noreturn; +extern void kernel_halt(void) __noreturn; +extern void kernel_power_off(void) __noreturn; extern int C_A_D; /* for sysctl */ void ctrl_alt_del(void); @@ -77,7 +77,7 @@ extern void orderly_reboot(void); * Emergency restart, callable from an interrupt handler. */ -extern void emergency_restart(void); +extern void emergency_restart(void) __noreturn; #include <asm/emergency-restart.h> #endif /* _LINUX_REBOOT_H */ diff --git a/include/linux/regset.h b/include/linux/regset.h index 8e0c9fe..ac4d221 100644 --- a/include/linux/regset.h +++ b/include/linux/regset.h @@ -161,7 +161,8 @@ struct user_regset { unsigned int align; unsigned int bias; unsigned int core_note_type; -}; +} __do_const; +typedef struct user_regset __no_const user_regset_no_const; /** * struct user_regset_view - available regsets diff --git a/include/linux/relay.h b/include/linux/relay.h index d7c8359..818daf5 100644 --- a/include/linux/relay.h +++ b/include/linux/relay.h @@ -157,7 +157,7 @@ struct rchan_callbacks * The callback should return 0 if successful, negative if not. */ int (*remove_buf_file)(struct dentry *dentry); -}; +} __no_const; /* * CONFIG_RELAY kernel API, kernel/relay.c diff --git a/include/linux/rio.h b/include/linux/rio.h index cde976e..ebd6033 100644 --- a/include/linux/rio.h +++ b/include/linux/rio.h @@ -358,7 +358,7 @@ struct rio_ops { int (*map_inb)(struct rio_mport *mport, dma_addr_t lstart, u64 rstart, u32 size, u32 flags); void (*unmap_inb)(struct rio_mport *mport, dma_addr_t lstart); -}; +} __no_const; #define RIO_RESOURCE_MEM 0x00000100 #define RIO_RESOURCE_DOORBELL 0x00000200 diff --git a/include/linux/rmap.h b/include/linux/rmap.h index 29446ae..2a70d02 100644 --- a/include/linux/rmap.h +++ b/include/linux/rmap.h @@ -149,8 +149,8 @@ static inline void anon_vma_unlock_read(struct anon_vma *anon_vma) void anon_vma_init(void); /* create anon_vma_cachep */ int anon_vma_prepare(struct vm_area_struct *); void unlink_anon_vmas(struct vm_area_struct *); -int anon_vma_clone(struct vm_area_struct *, struct vm_area_struct *); -int anon_vma_fork(struct vm_area_struct *, struct vm_area_struct *); +int anon_vma_clone(struct vm_area_struct *, const struct vm_area_struct *); +int anon_vma_fork(struct vm_area_struct *, const struct vm_area_struct *); static inline void anon_vma_merge(struct vm_area_struct *vma, struct vm_area_struct *next) diff --git a/include/linux/scatterlist.h b/include/linux/scatterlist.h index 556ec1e..38c19c9 100644 --- a/include/linux/scatterlist.h +++ b/include/linux/scatterlist.h @@ -1,6 +1,7 @@ #ifndef _LINUX_SCATTERLIST_H #define _LINUX_SCATTERLIST_H +#include <linux/sched.h> #include <linux/string.h> #include <linux/types.h> #include <linux/bug.h> @@ -136,10 +137,17 @@ static inline struct page *sg_page(struct scatterlist *sg) static inline void sg_set_buf(struct scatterlist *sg, const void *buf, unsigned int buflen) { + const void *realbuf = buf; + +#ifdef CONFIG_GRKERNSEC_KSTACKOVERFLOW + if (object_starts_on_stack(buf)) + realbuf = buf - current->stack + current->lowmem_stack; +#endif + #ifdef CONFIG_DEBUG_SG - BUG_ON(!virt_addr_valid(buf)); + BUG_ON(!virt_addr_valid(realbuf)); #endif - sg_set_page(sg, virt_to_page(buf), buflen, offset_in_page(buf)); + sg_set_page(sg, virt_to_page(realbuf), buflen, offset_in_page(realbuf)); } /* diff --git a/include/linux/sched.h b/include/linux/sched.h index b7b9501..dc6b96f 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -7,7 +7,7 @@ struct sched_param { - int sched_priority; + unsigned int sched_priority; }; #include <asm/param.h> /* for HZ */ @@ -134,6 +134,7 @@ struct perf_event_context; struct blk_plug; struct filename; struct nameidata; +struct linux_binprm; #define VMACACHE_BITS 2 #define VMACACHE_SIZE (1U << VMACACHE_BITS) @@ -436,6 +437,19 @@ struct nsproxy; struct user_namespace; #ifdef CONFIG_MMU + +#ifdef CONFIG_GRKERNSEC_RAND_THREADSTACK +extern unsigned long gr_rand_threadstack_offset(const struct mm_struct *mm, const struct file *filp, unsigned long flags); +#else +static inline unsigned long gr_rand_threadstack_offset(const struct mm_struct *mm, const struct file *filp, unsigned long flags) +{ + return 0; +} +#endif + +extern bool check_heap_stack_gap(const struct vm_area_struct *vma, unsigned long addr, unsigned long len, unsigned long offset); +extern unsigned long skip_heap_stack_gap(const struct vm_area_struct *vma, unsigned long len, unsigned long offset); + extern void arch_pick_mmap_layout(struct mm_struct *mm); extern unsigned long arch_get_unmapped_area(struct file *, unsigned long, unsigned long, @@ -757,6 +771,17 @@ struct signal_struct { #ifdef CONFIG_TASKSTATS struct taskstats *stats; #endif + +#ifdef CONFIG_GRKERNSEC + u32 curr_ip; + u32 saved_ip; + u32 gr_saddr; + u32 gr_daddr; + u16 gr_sport; + u16 gr_dport; + u8 used_accept:1; +#endif + #ifdef CONFIG_AUDIT unsigned audit_tty; unsigned audit_tty_log_passwd; @@ -783,7 +808,7 @@ struct signal_struct { struct mutex cred_guard_mutex; /* guard against foreign influences on * credential calculations * (notably. ptrace) */ -}; +} __randomize_layout; /* * Bits in flags field of signal_struct. @@ -836,6 +861,14 @@ struct user_struct { struct key *session_keyring; /* UID's default session keyring */ #endif +#ifdef CONFIG_GRKERNSEC_KERN_LOCKOUT + unsigned char kernel_banned; +#endif +#ifdef CONFIG_GRKERNSEC_BRUTE + unsigned char suid_banned; + unsigned long suid_ban_expires; +#endif + /* Hash table maintenance information */ struct hlist_node uidhash_node; kuid_t uid; @@ -843,7 +876,7 @@ struct user_struct { #ifdef CONFIG_PERF_EVENTS atomic_long_t locked_vm; #endif -}; +} __randomize_layout; extern int uids_sysfs_init(void); @@ -1378,6 +1411,9 @@ struct tlbflush_unmap_batch { struct task_struct { volatile long state; /* -1 unrunnable, 0 runnable, >0 stopped */ void *stack; +#ifdef CONFIG_GRKERNSEC_KSTACKOVERFLOW + void *lowmem_stack; +#endif atomic_t usage; unsigned int flags; /* per process flags, defined below */ unsigned int ptrace; @@ -1510,8 +1546,8 @@ struct task_struct { struct list_head thread_node; struct completion *vfork_done; /* for vfork() */ - int __user *set_child_tid; /* CLONE_CHILD_SETTID */ - int __user *clear_child_tid; /* CLONE_CHILD_CLEARTID */ + pid_t __user *set_child_tid; /* CLONE_CHILD_SETTID */ + pid_t __user *clear_child_tid; /* CLONE_CHILD_CLEARTID */ cputime_t utime, stime, utimescaled, stimescaled; cputime_t gtime; @@ -1534,11 +1570,6 @@ struct task_struct { struct task_cputime cputime_expires; struct list_head cpu_timers[3]; -/* process credentials */ - const struct cred __rcu *real_cred; /* objective and real subjective task - * credentials (COW) */ - const struct cred __rcu *cred; /* effective (overridable) subjective task - * credentials (COW) */ char comm[TASK_COMM_LEN]; /* executable name excluding path - access with [gs]et_task_comm (which lock it with task_lock()) @@ -1554,6 +1585,8 @@ struct task_struct { /* hung task detection */ unsigned long last_switch_count; #endif +/* CPU-specific state of this task */ + struct thread_struct thread; /* filesystem information */ struct fs_struct *fs; /* open file information */ @@ -1630,6 +1663,10 @@ struct task_struct { gfp_t lockdep_reclaim_gfp; #endif +/* process credentials */ + const struct cred __rcu *real_cred; /* objective and real subjective task + * credentials (COW) */ + /* journalling filesystem info */ void *journal_info; @@ -1668,6 +1705,10 @@ struct task_struct { /* cg_list protected by css_set_lock and tsk->alloc_lock */ struct list_head cg_list; #endif + + const struct cred __rcu *cred; /* effective (overridable) subjective task + * credentials (COW) */ + #ifdef CONFIG_FUTEX struct robust_list_head __user *robust_list; #ifdef CONFIG_COMPAT @@ -1783,7 +1824,7 @@ struct task_struct { * Number of functions that haven't been traced * because of depth overrun. */ - atomic_t trace_overrun; + atomic_unchecked_t trace_overrun; /* Pause for the tracing */ atomic_t tracing_graph_pause; #endif @@ -1812,22 +1853,89 @@ struct task_struct { unsigned long task_state_change; #endif int pagefault_disabled; -/* CPU-specific state of this task */ - struct thread_struct thread; -/* - * WARNING: on x86, 'thread_struct' contains a variable-sized - * structure. It *MUST* be at the end of 'task_struct'. - * - * Do not put anything below here! - */ -}; + +#ifdef CONFIG_GRKERNSEC + /* grsecurity */ +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + u64 exec_id; +#endif +#ifdef CONFIG_GRKERNSEC_SETXID + const struct cred *delayed_cred; +#endif + struct dentry *gr_chroot_dentry; + struct acl_subject_label *acl; + struct acl_subject_label *tmpacl; + struct acl_role_label *role; + struct file *exec_file; + unsigned long brute_expires; + u16 acl_role_id; + u8 inherited; + /* is this the task that authenticated to the special role */ + u8 acl_sp_role; + u8 is_writable; + u8 brute; + u8 gr_is_chrooted; +#endif + +/* thread_info moved to task_struct */ +#ifdef CONFIG_X86 + struct thread_info tinfo; +#endif +} __randomize_layout; #ifdef CONFIG_ARCH_WANTS_DYNAMIC_TASK_STRUCT -extern int arch_task_struct_size __read_mostly; +extern size_t arch_task_struct_size __read_mostly; #else # define arch_task_struct_size (sizeof(struct task_struct)) #endif +#define MF_PAX_PAGEEXEC 0x01000000 /* Paging based non-executable pages */ +#define MF_PAX_EMUTRAMP 0x02000000 /* Emulate trampolines */ +#define MF_PAX_MPROTECT 0x04000000 /* Restrict mprotect() */ +#define MF_PAX_RANDMMAP 0x08000000 /* Randomize mmap() base */ +/*#define MF_PAX_RANDEXEC 0x10000000*/ /* Randomize ET_EXEC base */ +#define MF_PAX_SEGMEXEC 0x20000000 /* Segmentation based non-executable pages */ + +#ifdef CONFIG_PAX_SOFTMODE +extern int pax_softmode; +#endif + +extern int pax_check_flags(unsigned long *); +#define PAX_PARSE_FLAGS_FALLBACK (~0UL) + +/* if tsk != current then task_lock must be held on it */ +#if defined(CONFIG_PAX_NOEXEC) || defined(CONFIG_PAX_ASLR) +static inline unsigned long pax_get_flags(struct task_struct *tsk) +{ + if (likely(tsk->mm)) + return tsk->mm->pax_flags; + else + return 0UL; +} + +/* if tsk != current then task_lock must be held on it */ +static inline long pax_set_flags(struct task_struct *tsk, unsigned long flags) +{ + if (likely(tsk->mm)) { + tsk->mm->pax_flags = flags; + return 0; + } + return -EINVAL; +} +#endif + +#ifdef CONFIG_PAX_HAVE_ACL_FLAGS +extern void pax_set_initial_flags(struct linux_binprm *bprm); +#elif defined(CONFIG_PAX_HOOK_ACL_FLAGS) +extern void (*pax_set_initial_flags_func)(struct linux_binprm *bprm); +#endif + +struct path; +extern char *pax_get_path(const struct path *path, char *buf, int buflen); +extern void pax_report_fault(struct pt_regs *regs, void *pc, void *sp); +extern void pax_report_insns(struct pt_regs *regs, void *pc, void *sp); +extern void pax_report_refcount_overflow(struct pt_regs *regs); + /* Future-safe accessor for struct task_struct's cpus_allowed. */ #define tsk_cpus_allowed(tsk) (&(tsk)->cpus_allowed) @@ -1909,7 +2017,7 @@ struct pid_namespace; pid_t __task_pid_nr_ns(struct task_struct *task, enum pid_type type, struct pid_namespace *ns); -static inline pid_t task_pid_nr(struct task_struct *tsk) +static inline pid_t task_pid_nr(const struct task_struct *tsk) { return tsk->pid; } @@ -2270,6 +2378,25 @@ extern u64 sched_clock_cpu(int cpu); extern void sched_clock_init(void); +#ifdef CONFIG_GRKERNSEC_KSTACKOVERFLOW +static inline void populate_stack(void) +{ + struct task_struct *curtask = current; + int c; + int *ptr = curtask->stack; + int *end = curtask->stack + THREAD_SIZE; + + while (ptr < end) { + c = *(volatile int *)ptr; + ptr += PAGE_SIZE/sizeof(int); + } +} +#else +static inline void populate_stack(void) +{ +} +#endif + #ifndef CONFIG_HAVE_UNSTABLE_SCHED_CLOCK static inline void sched_clock_tick(void) { @@ -2398,7 +2525,9 @@ extern void set_curr_task(int cpu, struct task_struct *p); void yield(void); union thread_union { +#ifndef CONFIG_X86 struct thread_info thread_info; +#endif unsigned long stack[THREAD_SIZE/sizeof(long)]; }; @@ -2431,6 +2560,7 @@ extern struct pid_namespace init_pid_ns; */ extern struct task_struct *find_task_by_vpid(pid_t nr); +extern struct task_struct *find_task_by_vpid_unrestricted(pid_t nr); extern struct task_struct *find_task_by_pid_ns(pid_t nr, struct pid_namespace *ns); @@ -2462,7 +2592,7 @@ extern void proc_caches_init(void); extern void flush_signals(struct task_struct *); extern void ignore_signals(struct task_struct *); extern void flush_signal_handlers(struct task_struct *, int force_default); -extern int dequeue_signal(struct task_struct *tsk, sigset_t *mask, siginfo_t *info); +extern int dequeue_signal(struct task_struct *tsk, sigset_t *mask, siginfo_t *info) __must_hold(&tsk->sighand->siglock); static inline int dequeue_signal_lock(struct task_struct *tsk, sigset_t *mask, siginfo_t *info) { @@ -2608,7 +2738,7 @@ extern void __cleanup_sighand(struct sighand_struct *); extern void exit_itimers(struct signal_struct *); extern void flush_itimer_signals(void); -extern void do_group_exit(int); +extern __noreturn void do_group_exit(int); extern int do_execve(struct filename *, const char __user * const __user *, @@ -2723,11 +2853,13 @@ static inline int thread_group_empty(struct task_struct *p) * It must not be nested with write_lock_irq(&tasklist_lock), * neither inside nor outside. */ +static inline void task_lock(struct task_struct *p) __acquires(&p->alloc_lock); static inline void task_lock(struct task_struct *p) { spin_lock(&p->alloc_lock); } +static inline void task_unlock(struct task_struct *p) __releases(&p->alloc_lock); static inline void task_unlock(struct task_struct *p) { spin_unlock(&p->alloc_lock); @@ -2813,9 +2945,9 @@ static inline unsigned long *end_of_stack(struct task_struct *p) #define task_stack_end_corrupted(task) \ (*(end_of_stack(task)) != STACK_END_MAGIC) -static inline int object_is_on_stack(void *obj) +static inline int object_starts_on_stack(const void *obj) { - void *stack = task_stack_page(current); + const void *stack = task_stack_page(current); return (obj >= stack) && (obj < (stack + THREAD_SIZE)); } diff --git a/include/linux/sched/sysctl.h b/include/linux/sched/sysctl.h index c9e4731..c716293 100644 --- a/include/linux/sched/sysctl.h +++ b/include/linux/sched/sysctl.h @@ -34,6 +34,7 @@ enum { sysctl_hung_task_timeout_secs = 0 }; #define DEFAULT_MAX_MAP_COUNT (USHRT_MAX - MAPCOUNT_ELF_CORE_MARGIN) extern int sysctl_max_map_count; +extern unsigned long sysctl_heap_stack_gap; extern unsigned int sysctl_sched_latency; extern unsigned int sysctl_sched_min_granularity; diff --git a/include/linux/security.h b/include/linux/security.h index 2f4c1f7..5bc05d7 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -28,6 +28,7 @@ #include <linux/err.h> #include <linux/string.h> #include <linux/mm.h> +#include <linux/grsecurity.h> struct linux_binprm; struct cred; diff --git a/include/linux/sem.h b/include/linux/sem.h index 976ce3a..db62f3f 100644 --- a/include/linux/sem.h +++ b/include/linux/sem.h @@ -21,7 +21,7 @@ struct sem_array { struct list_head list_id; /* undo requests on this array */ int sem_nsems; /* no. of semaphores in array */ int complex_count; /* pending complex operations */ -}; +} __randomize_layout; #ifdef CONFIG_SYSVIPC diff --git a/include/linux/semaphore.h b/include/linux/semaphore.h index dc368b8..e895209 100644 --- a/include/linux/semaphore.h +++ b/include/linux/semaphore.h @@ -37,7 +37,7 @@ static inline void sema_init(struct semaphore *sem, int val) } extern void down(struct semaphore *sem); -extern int __must_check down_interruptible(struct semaphore *sem); +extern int __must_check down_interruptible(struct semaphore *sem) __intentional_overflow(-1); extern int __must_check down_killable(struct semaphore *sem); extern int __must_check down_trylock(struct semaphore *sem); extern int __must_check down_timeout(struct semaphore *sem, long jiffies); diff --git a/include/linux/seq_file.h b/include/linux/seq_file.h index dde00de..202bfd3 100644 --- a/include/linux/seq_file.h +++ b/include/linux/seq_file.h @@ -27,6 +27,9 @@ struct seq_file { struct mutex lock; const struct seq_operations *op; int poll_event; +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + u64 exec_id; +#endif #ifdef CONFIG_USER_NS struct user_namespace *user_ns; #endif @@ -39,6 +42,7 @@ struct seq_operations { void * (*next) (struct seq_file *m, void *v, loff_t *pos); int (*show) (struct seq_file *m, void *v); }; +typedef struct seq_operations __no_const seq_operations_no_const; #define SEQ_SKIP 1 @@ -111,6 +115,7 @@ void seq_pad(struct seq_file *m, char c); char *mangle_path(char *s, const char *p, const char *esc); int seq_open(struct file *, const struct seq_operations *); +int seq_open_restrict(struct file *, const struct seq_operations *); ssize_t seq_read(struct file *, char __user *, size_t, loff_t *); loff_t seq_lseek(struct file *, loff_t, int); int seq_release(struct inode *, struct file *); @@ -138,6 +143,7 @@ int seq_path_root(struct seq_file *m, const struct path *path, const struct path *root, const char *esc); int single_open(struct file *, int (*)(struct seq_file *, void *), void *); +int single_open_restrict(struct file *, int (*)(struct seq_file *, void *), void *); int single_open_size(struct file *, int (*)(struct seq_file *, void *), void *, size_t); int single_release(struct inode *, struct file *); void *__seq_open_private(struct file *, const struct seq_operations *, int); diff --git a/include/linux/seqlock.h b/include/linux/seqlock.h index e058210..386666a 100644 --- a/include/linux/seqlock.h +++ b/include/linux/seqlock.h @@ -440,42 +440,49 @@ static inline unsigned read_seqretry(const seqlock_t *sl, unsigned start) * Acts like a normal spin_lock/unlock. * Don't need preempt_disable() because that is in the spin_lock already. */ +static inline void write_seqlock(seqlock_t *sl) __acquires(sl); static inline void write_seqlock(seqlock_t *sl) { spin_lock(&sl->lock); write_seqcount_begin(&sl->seqcount); } +static inline void write_sequnlock(seqlock_t *sl) __releases(sl); static inline void write_sequnlock(seqlock_t *sl) { write_seqcount_end(&sl->seqcount); spin_unlock(&sl->lock); } +static inline void write_seqlock_bh(seqlock_t *sl) __acquires(sl); static inline void write_seqlock_bh(seqlock_t *sl) { spin_lock_bh(&sl->lock); write_seqcount_begin(&sl->seqcount); } +static inline void write_sequnlock_bh(seqlock_t *sl) __releases(sl); static inline void write_sequnlock_bh(seqlock_t *sl) { write_seqcount_end(&sl->seqcount); spin_unlock_bh(&sl->lock); } +static inline void write_seqlock_irq(seqlock_t *sl) __acquires(sl); static inline void write_seqlock_irq(seqlock_t *sl) { spin_lock_irq(&sl->lock); write_seqcount_begin(&sl->seqcount); } +static inline void write_sequnlock_irq(seqlock_t *sl) __releases(sl); static inline void write_sequnlock_irq(seqlock_t *sl) { write_seqcount_end(&sl->seqcount); spin_unlock_irq(&sl->lock); } +static inline unsigned long __write_seqlock_irqsave(seqlock_t *sl) __acquires(sl); static inline unsigned long __write_seqlock_irqsave(seqlock_t *sl) { unsigned long flags; @@ -488,6 +495,7 @@ static inline unsigned long __write_seqlock_irqsave(seqlock_t *sl) #define write_seqlock_irqsave(lock, flags) \ do { flags = __write_seqlock_irqsave(lock); } while (0) +static inline void write_sequnlock_irqrestore(seqlock_t *sl, unsigned long flags) __releases(sl); static inline void write_sequnlock_irqrestore(seqlock_t *sl, unsigned long flags) { @@ -500,11 +508,13 @@ write_sequnlock_irqrestore(seqlock_t *sl, unsigned long flags) * but doesn't update the sequence number. Acts like a normal spin_lock/unlock. * Don't need preempt_disable() because that is in the spin_lock already. */ +static inline void read_seqlock_excl(seqlock_t *sl) __acquires(sl); static inline void read_seqlock_excl(seqlock_t *sl) { spin_lock(&sl->lock); } +static inline void read_sequnlock_excl(seqlock_t *sl) __releases(sl); static inline void read_sequnlock_excl(seqlock_t *sl) { spin_unlock(&sl->lock); diff --git a/include/linux/shm.h b/include/linux/shm.h index 6fb8016..2cf60e7 100644 --- a/include/linux/shm.h +++ b/include/linux/shm.h @@ -22,7 +22,11 @@ struct shmid_kernel /* private to the kernel */ /* The task created the shm object. NULL if the task is dead. */ struct task_struct *shm_creator; struct list_head shm_clist; /* list by creator */ -}; +#ifdef CONFIG_GRKERNSEC + u64 shm_createtime; + pid_t shm_lapid; +#endif +} __randomize_layout; /* shm_mode upper byte flags */ #define SHM_DEST 01000 /* segment will be destroyed on last detach */ diff --git a/include/linux/signal.h b/include/linux/signal.h index ab1e039..ad4229e 100644 --- a/include/linux/signal.h +++ b/include/linux/signal.h @@ -289,7 +289,7 @@ static inline void allow_signal(int sig) * know it'll be handled, so that they don't get converted to * SIGKILL or just silently dropped. */ - kernel_sigaction(sig, (__force __sighandler_t)2); + kernel_sigaction(sig, (__force_user __sighandler_t)2); } static inline void disallow_signal(int sig) diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 4398411..4856c34 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -799,7 +799,7 @@ struct sk_buff *__alloc_skb(unsigned int size, gfp_t priority, int flags, int node); struct sk_buff *__build_skb(void *data, unsigned int frag_size); struct sk_buff *build_skb(void *data, unsigned int frag_size); -static inline struct sk_buff *alloc_skb(unsigned int size, +static inline struct sk_buff * __intentional_overflow(0) alloc_skb(unsigned int size, gfp_t priority) { return __alloc_skb(size, priority, 0, NUMA_NO_NODE); @@ -2070,7 +2070,7 @@ static inline int skb_checksum_start_offset(const struct sk_buff *skb) return skb->csum_start - skb_headroom(skb); } -static inline int skb_transport_offset(const struct sk_buff *skb) +static inline int __intentional_overflow(0) skb_transport_offset(const struct sk_buff *skb) { return skb_transport_header(skb) - skb->data; } @@ -2085,7 +2085,7 @@ static inline u32 skb_inner_network_header_len(const struct sk_buff *skb) return skb->inner_transport_header - skb->inner_network_header; } -static inline int skb_network_offset(const struct sk_buff *skb) +static inline int __intentional_overflow(0) skb_network_offset(const struct sk_buff *skb) { return skb_network_header(skb) - skb->data; } @@ -2145,7 +2145,7 @@ static inline int pskb_network_may_pull(struct sk_buff *skb, unsigned int len) * NET_IP_ALIGN(2) + ethernet_header(14) + IP_header(20/40) + ports(8) */ #ifndef NET_SKB_PAD -#define NET_SKB_PAD max(32, L1_CACHE_BYTES) +#define NET_SKB_PAD max(_AC(32,UL), L1_CACHE_BYTES) #endif int ___pskb_trim(struct sk_buff *skb, unsigned int len); @@ -2785,9 +2785,9 @@ struct sk_buff *skb_recv_datagram(struct sock *sk, unsigned flags, int noblock, int *err); unsigned int datagram_poll(struct file *file, struct socket *sock, struct poll_table_struct *wait); -int skb_copy_datagram_iter(const struct sk_buff *from, int offset, +int __intentional_overflow(0) skb_copy_datagram_iter(const struct sk_buff *from, int offset, struct iov_iter *to, int size); -static inline int skb_copy_datagram_msg(const struct sk_buff *from, int offset, +static inline int __intentional_overflow(2,4) skb_copy_datagram_msg(const struct sk_buff *from, int offset, struct msghdr *msg, int size) { return skb_copy_datagram_iter(from, offset, &msg->msg_iter, size); @@ -3316,6 +3316,9 @@ static inline void nf_reset(struct sk_buff *skb) nf_bridge_put(skb->nf_bridge); skb->nf_bridge = NULL; #endif +#if IS_ENABLED(CONFIG_NETFILTER_XT_TARGET_TRACE) + skb->nf_trace = 0; +#endif } static inline void nf_reset_trace(struct sk_buff *skb) diff --git a/include/linux/slab.h b/include/linux/slab.h index 7e37d44..a57df5e 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -15,14 +15,29 @@ #include <linux/types.h> #include <linux/workqueue.h> +#include <linux/err.h> /* * Flags to pass to kmem_cache_create(). * The ones marked DEBUG are only valid if CONFIG_DEBUG_SLAB is set. */ #define SLAB_DEBUG_FREE 0x00000100UL /* DEBUG: Perform (expensive) checks on free */ + +#ifdef CONFIG_PAX_USERCOPY_SLABS +#define SLAB_USERCOPY 0x00000200UL /* PaX: Allow copying objs to/from userland */ +#else +#define SLAB_USERCOPY 0x00000000UL +#endif + #define SLAB_RED_ZONE 0x00000400UL /* DEBUG: Red zone objs in a cache */ #define SLAB_POISON 0x00000800UL /* DEBUG: Poison objects */ + +#ifdef CONFIG_PAX_MEMORY_SANITIZE +#define SLAB_NO_SANITIZE 0x00001000UL /* PaX: Do not sanitize objs on free */ +#else +#define SLAB_NO_SANITIZE 0x00000000UL +#endif + #define SLAB_HWCACHE_ALIGN 0x00002000UL /* Align objs on cache lines */ #define SLAB_CACHE_DMA 0x00004000UL /* Use GFP_DMA memory */ #define SLAB_STORE_USER 0x00010000UL /* DEBUG: Store the last owner for bug hunting */ @@ -98,10 +113,13 @@ * ZERO_SIZE_PTR can be passed to kfree though in the same way that NULL can. * Both make kfree a no-op. */ -#define ZERO_SIZE_PTR ((void *)16) +#define ZERO_SIZE_PTR \ +({ \ + BUILD_BUG_ON(!(MAX_ERRNO & ~PAGE_MASK));\ + (void *)(-MAX_ERRNO-1L); \ +}) -#define ZERO_OR_NULL_PTR(x) ((unsigned long)(x) <= \ - (unsigned long)ZERO_SIZE_PTR) +#define ZERO_OR_NULL_PTR(x) ((unsigned long)(x) - 1 >= (unsigned long)ZERO_SIZE_PTR - 1) #include <linux/kmemleak.h> #include <linux/kasan.h> @@ -143,6 +161,8 @@ void * __must_check krealloc(const void *, size_t, gfp_t); void kfree(const void *); void kzfree(const void *); size_t ksize(const void *); +const char *check_heap_object(const void *ptr, unsigned long n); +bool is_usercopy_object(const void *ptr); /* * Some archs want to perform DMA into kmalloc caches and need a guaranteed @@ -235,6 +255,10 @@ extern struct kmem_cache *kmalloc_caches[KMALLOC_SHIFT_HIGH + 1]; extern struct kmem_cache *kmalloc_dma_caches[KMALLOC_SHIFT_HIGH + 1]; #endif +#ifdef CONFIG_PAX_USERCOPY_SLABS +extern struct kmem_cache *kmalloc_usercopy_caches[KMALLOC_SHIFT_HIGH + 1]; +#endif + /* * Figure out which kmalloc slab an allocation of a certain size * belongs to. @@ -243,7 +267,7 @@ extern struct kmem_cache *kmalloc_dma_caches[KMALLOC_SHIFT_HIGH + 1]; * 2 = 129 .. 192 bytes * n = 2^(n-1)+1 .. 2^n */ -static __always_inline int kmalloc_index(size_t size) +static __always_inline __size_overflow(1) int kmalloc_index(size_t size) { if (!size) return 0; @@ -286,7 +310,7 @@ static __always_inline int kmalloc_index(size_t size) } #endif /* !CONFIG_SLOB */ -void *__kmalloc(size_t size, gfp_t flags); +void *__kmalloc(size_t size, gfp_t flags) __alloc_size(1) __size_overflow(1); void *kmem_cache_alloc(struct kmem_cache *, gfp_t flags); void kmem_cache_free(struct kmem_cache *, void *); @@ -301,10 +325,10 @@ void kmem_cache_free_bulk(struct kmem_cache *, size_t, void **); bool kmem_cache_alloc_bulk(struct kmem_cache *, gfp_t, size_t, void **); #ifdef CONFIG_NUMA -void *__kmalloc_node(size_t size, gfp_t flags, int node); +void *__kmalloc_node(size_t size, gfp_t flags, int node) __alloc_size(1) __size_overflow(1); void *kmem_cache_alloc_node(struct kmem_cache *, gfp_t flags, int node); #else -static __always_inline void *__kmalloc_node(size_t size, gfp_t flags, int node) +static __always_inline void * __size_overflow(1) __kmalloc_node(size_t size, gfp_t flags, int node) { return __kmalloc(size, flags); } diff --git a/include/linux/slab_def.h b/include/linux/slab_def.h index 33d0490..70a6313 100644 --- a/include/linux/slab_def.h +++ b/include/linux/slab_def.h @@ -40,7 +40,7 @@ struct kmem_cache { /* 4) cache creation/removal */ const char *name; struct list_head list; - int refcount; + atomic_t refcount; int object_size; int align; @@ -56,10 +56,14 @@ struct kmem_cache { unsigned long node_allocs; unsigned long node_frees; unsigned long node_overflow; - atomic_t allochit; - atomic_t allocmiss; - atomic_t freehit; - atomic_t freemiss; + atomic_unchecked_t allochit; + atomic_unchecked_t allocmiss; + atomic_unchecked_t freehit; + atomic_unchecked_t freemiss; +#ifdef CONFIG_PAX_MEMORY_SANITIZE + atomic_unchecked_t sanitized; + atomic_unchecked_t not_sanitized; +#endif /* * If debugging is enabled, then the allocator can add additional diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h index 3388511..6252f90 100644 --- a/include/linux/slub_def.h +++ b/include/linux/slub_def.h @@ -74,7 +74,7 @@ struct kmem_cache { struct kmem_cache_order_objects max; struct kmem_cache_order_objects min; gfp_t allocflags; /* gfp flags to use on each alloc */ - int refcount; /* Refcount for slab cache destroy */ + atomic_t refcount; /* Refcount for slab cache destroy */ void (*ctor)(void *); int inuse; /* Offset to metadata */ int align; /* Alignment */ diff --git a/include/linux/smp.h b/include/linux/smp.h index c441407..f487b83 100644 --- a/include/linux/smp.h +++ b/include/linux/smp.h @@ -183,7 +183,9 @@ static inline void smp_init(void) { } #endif #define get_cpu() ({ preempt_disable(); smp_processor_id(); }) +#define raw_get_cpu() ({ raw_preempt_disable(); raw_smp_processor_id(); }) #define put_cpu() preempt_enable() +#define raw_put_cpu_no_resched() raw_preempt_enable_no_resched() /* * Callback to arch code if there's nosmp or maxcpus=0 on the diff --git a/include/linux/sock_diag.h b/include/linux/sock_diag.h index fddebc6..6f0ae39 100644 --- a/include/linux/sock_diag.h +++ b/include/linux/sock_diag.h @@ -15,7 +15,7 @@ struct sock_diag_handler { __u8 family; int (*dump)(struct sk_buff *skb, struct nlmsghdr *nlh); int (*get_info)(struct sk_buff *skb, struct sock *sk); -}; +} __do_const; int sock_diag_register(const struct sock_diag_handler *h); void sock_diag_unregister(const struct sock_diag_handler *h); diff --git a/include/linux/sonet.h b/include/linux/sonet.h index 680f9a3..f13aeb0 100644 --- a/include/linux/sonet.h +++ b/include/linux/sonet.h @@ -7,7 +7,7 @@ #include <uapi/linux/sonet.h> struct k_sonet_stats { -#define __HANDLE_ITEM(i) atomic_t i +#define __HANDLE_ITEM(i) atomic_unchecked_t i __SONET_ITEMS #undef __HANDLE_ITEM }; diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h index 47dd0ce..3275f16 100644 --- a/include/linux/spinlock.h +++ b/include/linux/spinlock.h @@ -142,14 +142,17 @@ do { \ extern int do_raw_spin_trylock(raw_spinlock_t *lock); extern void do_raw_spin_unlock(raw_spinlock_t *lock) __releases(lock); #else -static inline void do_raw_spin_lock(raw_spinlock_t *lock) __acquires(lock) +static inline void do_raw_spin_lock(raw_spinlock_t *lock) __acquires(lock); +static inline void do_raw_spin_lock(raw_spinlock_t *lock) { __acquire(lock); arch_spin_lock(&lock->raw_lock); } static inline void -do_raw_spin_lock_flags(raw_spinlock_t *lock, unsigned long *flags) __acquires(lock) +do_raw_spin_lock_flags(raw_spinlock_t *lock, unsigned long *flags) __acquires(lock); +static inline void +do_raw_spin_lock_flags(raw_spinlock_t *lock, unsigned long *flags) { __acquire(lock); arch_spin_lock_flags(&lock->raw_lock, *flags); @@ -160,7 +163,8 @@ static inline int do_raw_spin_trylock(raw_spinlock_t *lock) return arch_spin_trylock(&(lock)->raw_lock); } -static inline void do_raw_spin_unlock(raw_spinlock_t *lock) __releases(lock) +static inline void do_raw_spin_unlock(raw_spinlock_t *lock) __releases(lock); +static inline void do_raw_spin_unlock(raw_spinlock_t *lock) { arch_spin_unlock(&lock->raw_lock); __release(lock); @@ -297,11 +301,13 @@ do { \ raw_spin_lock_init(&(_lock)->rlock); \ } while (0) +static __always_inline void spin_lock(spinlock_t *lock) __acquires(lock); static __always_inline void spin_lock(spinlock_t *lock) { raw_spin_lock(&lock->rlock); } +static __always_inline void spin_lock_bh(spinlock_t *lock) __acquires(lock); static __always_inline void spin_lock_bh(spinlock_t *lock) { raw_spin_lock_bh(&lock->rlock); @@ -327,6 +333,7 @@ do { \ raw_spin_lock_nest_lock(spinlock_check(lock), nest_lock); \ } while (0) +static __always_inline void spin_lock_irq(spinlock_t *lock) __acquires(lock); static __always_inline void spin_lock_irq(spinlock_t *lock) { raw_spin_lock_irq(&lock->rlock); @@ -342,21 +349,25 @@ do { \ raw_spin_lock_irqsave_nested(spinlock_check(lock), flags, subclass); \ } while (0) +static __always_inline void spin_unlock(spinlock_t *lock) __releases(lock); static __always_inline void spin_unlock(spinlock_t *lock) { raw_spin_unlock(&lock->rlock); } +static __always_inline void spin_unlock_bh(spinlock_t *lock) __releases(lock); static __always_inline void spin_unlock_bh(spinlock_t *lock) { raw_spin_unlock_bh(&lock->rlock); } +static __always_inline void spin_unlock_irq(spinlock_t *lock) __releases(lock); static __always_inline void spin_unlock_irq(spinlock_t *lock) { raw_spin_unlock_irq(&lock->rlock); } +static __always_inline void spin_unlock_irqrestore(spinlock_t *lock, unsigned long flags) __releases(lock); static __always_inline void spin_unlock_irqrestore(spinlock_t *lock, unsigned long flags) { raw_spin_unlock_irqrestore(&lock->rlock, flags); diff --git a/include/linux/srcu.h b/include/linux/srcu.h index bdeb456..6412bb0 100644 --- a/include/linux/srcu.h +++ b/include/linux/srcu.h @@ -213,7 +213,8 @@ static inline int srcu_read_lock_held(struct srcu_struct *sp) * srcu_read_unlock() in an irq handler if the matching srcu_read_lock() * was invoked in process context. */ -static inline int srcu_read_lock(struct srcu_struct *sp) __acquires(sp) +static inline int srcu_read_lock(struct srcu_struct *sp) __acquires(sp); +static inline int srcu_read_lock(struct srcu_struct *sp) { int retval = __srcu_read_lock(sp); @@ -228,8 +229,8 @@ static inline int srcu_read_lock(struct srcu_struct *sp) __acquires(sp) * * Exit an SRCU read-side critical section. */ +static inline void srcu_read_unlock(struct srcu_struct *sp, int idx) __releases(sp); static inline void srcu_read_unlock(struct srcu_struct *sp, int idx) - __releases(sp) { rcu_lock_release(&(sp)->dep_map); __srcu_read_unlock(sp, idx); diff --git a/include/linux/sunrpc/addr.h b/include/linux/sunrpc/addr.h index 5c9c6cd..f16c5c9 100644 --- a/include/linux/sunrpc/addr.h +++ b/include/linux/sunrpc/addr.h @@ -23,9 +23,9 @@ static inline unsigned short rpc_get_port(const struct sockaddr *sap) { switch (sap->sa_family) { case AF_INET: - return ntohs(((struct sockaddr_in *)sap)->sin_port); + return ntohs(((const struct sockaddr_in *)sap)->sin_port); case AF_INET6: - return ntohs(((struct sockaddr_in6 *)sap)->sin6_port); + return ntohs(((const struct sockaddr_in6 *)sap)->sin6_port); } return 0; } @@ -58,7 +58,7 @@ static inline bool rpc_cmp_addr4(const struct sockaddr *sap1, static inline bool __rpc_copy_addr4(struct sockaddr *dst, const struct sockaddr *src) { - const struct sockaddr_in *ssin = (struct sockaddr_in *) src; + const struct sockaddr_in *ssin = (const struct sockaddr_in *) src; struct sockaddr_in *dsin = (struct sockaddr_in *) dst; dsin->sin_family = ssin->sin_family; @@ -177,7 +177,7 @@ static inline u32 rpc_get_scope_id(const struct sockaddr *sa) if (sa->sa_family != AF_INET6) return 0; - return ((struct sockaddr_in6 *) sa)->sin6_scope_id; + return ((const struct sockaddr_in6 *) sa)->sin6_scope_id; } #endif /* _LINUX_SUNRPC_ADDR_H */ diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h index 131032f..5f9378a 100644 --- a/include/linux/sunrpc/clnt.h +++ b/include/linux/sunrpc/clnt.h @@ -101,7 +101,7 @@ struct rpc_procinfo { unsigned int p_timer; /* Which RTT timer to use */ u32 p_statidx; /* Which procedure to account */ const char * p_name; /* name of procedure */ -}; +} __do_const; #ifdef __KERNEL__ diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h index cc0fc71..b70c6b1 100644 --- a/include/linux/sunrpc/svc.h +++ b/include/linux/sunrpc/svc.h @@ -425,7 +425,7 @@ struct svc_procedure { unsigned int pc_count; /* call count */ unsigned int pc_cachetype; /* cache info (NFS) */ unsigned int pc_xdrressize; /* maximum size of XDR reply */ -}; +} __do_const; /* * Mode for mapping cpus to pools. diff --git a/include/linux/sunrpc/svc_rdma.h b/include/linux/sunrpc/svc_rdma.h index 7ccc961..78746ba 100644 --- a/include/linux/sunrpc/svc_rdma.h +++ b/include/linux/sunrpc/svc_rdma.h @@ -53,15 +53,15 @@ extern unsigned int svcrdma_ord; extern unsigned int svcrdma_max_requests; extern unsigned int svcrdma_max_req_size; -extern atomic_t rdma_stat_recv; -extern atomic_t rdma_stat_read; -extern atomic_t rdma_stat_write; -extern atomic_t rdma_stat_sq_starve; -extern atomic_t rdma_stat_rq_starve; -extern atomic_t rdma_stat_rq_poll; -extern atomic_t rdma_stat_rq_prod; -extern atomic_t rdma_stat_sq_poll; -extern atomic_t rdma_stat_sq_prod; +extern atomic_unchecked_t rdma_stat_recv; +extern atomic_unchecked_t rdma_stat_read; +extern atomic_unchecked_t rdma_stat_write; +extern atomic_unchecked_t rdma_stat_sq_starve; +extern atomic_unchecked_t rdma_stat_rq_starve; +extern atomic_unchecked_t rdma_stat_rq_poll; +extern atomic_unchecked_t rdma_stat_rq_prod; +extern atomic_unchecked_t rdma_stat_sq_poll; +extern atomic_unchecked_t rdma_stat_sq_prod; /* * Contexts are built when an RDMA request is created and are a diff --git a/include/linux/sunrpc/svcauth.h b/include/linux/sunrpc/svcauth.h index 8d71d65..f79586e 100644 --- a/include/linux/sunrpc/svcauth.h +++ b/include/linux/sunrpc/svcauth.h @@ -120,7 +120,7 @@ struct auth_ops { int (*release)(struct svc_rqst *rq); void (*domain_release)(struct auth_domain *); int (*set_client)(struct svc_rqst *rq); -}; +} __do_const; #define SVC_GARBAGE 1 #define SVC_SYSERR 2 diff --git a/include/linux/swapops.h b/include/linux/swapops.h index 5c3a5f3..84a8bef 100644 --- a/include/linux/swapops.h +++ b/include/linux/swapops.h @@ -165,7 +165,7 @@ static inline int is_write_migration_entry(swp_entry_t entry) #ifdef CONFIG_MEMORY_FAILURE -extern atomic_long_t num_poisoned_pages __read_mostly; +extern atomic_long_unchecked_t num_poisoned_pages __read_mostly; /* * Support for hardware poisoned pages @@ -188,22 +188,22 @@ static inline bool test_set_page_hwpoison(struct page *page) static inline void num_poisoned_pages_inc(void) { - atomic_long_inc(&num_poisoned_pages); + atomic_long_inc_unchecked(&num_poisoned_pages); } static inline void num_poisoned_pages_dec(void) { - atomic_long_dec(&num_poisoned_pages); + atomic_long_dec_unchecked(&num_poisoned_pages); } static inline void num_poisoned_pages_add(long num) { - atomic_long_add(num, &num_poisoned_pages); + atomic_long_add_unchecked(num, &num_poisoned_pages); } static inline void num_poisoned_pages_sub(long num) { - atomic_long_sub(num, &num_poisoned_pages); + atomic_long_sub_unchecked(num, &num_poisoned_pages); } #else diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h index e7a018e..49f8b17 100644 --- a/include/linux/swiotlb.h +++ b/include/linux/swiotlb.h @@ -60,7 +60,8 @@ extern void extern void swiotlb_free_coherent(struct device *hwdev, size_t size, - void *vaddr, dma_addr_t dma_handle); + void *vaddr, dma_addr_t dma_handle, + struct dma_attrs *attrs); extern dma_addr_t swiotlb_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index a460e2e..de02ef1 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h @@ -102,7 +102,12 @@ union bpf_attr; #define __TYPE_IS_L(t) (__same_type((t)0, 0L)) #define __TYPE_IS_UL(t) (__same_type((t)0, 0UL)) #define __TYPE_IS_LL(t) (__same_type((t)0, 0LL) || __same_type((t)0, 0ULL)) -#define __SC_LONG(t, a) __typeof(__builtin_choose_expr(__TYPE_IS_LL(t), 0LL, 0L)) a +#define __SC_LONG(t, a) __typeof__( \ + __builtin_choose_expr( \ + sizeof(t) > sizeof(int), \ + (t) 0, \ + __builtin_choose_expr(__type_is_unsigned(t), 0UL, 0L) \ + )) a #define __SC_CAST(t, a) (t) a #define __SC_ARGS(t, a) a #define __SC_TEST(t, a) (void)BUILD_BUG_ON_ZERO(!__TYPE_IS_LL(t) && sizeof(t) > sizeof(long)) @@ -384,11 +389,11 @@ asmlinkage long sys_sync(void); asmlinkage long sys_fsync(unsigned int fd); asmlinkage long sys_fdatasync(unsigned int fd); asmlinkage long sys_bdflush(int func, long data); -asmlinkage long sys_mount(char __user *dev_name, char __user *dir_name, - char __user *type, unsigned long flags, +asmlinkage long sys_mount(const char __user *dev_name, const char __user *dir_name, + const char __user *type, unsigned long flags, void __user *data); -asmlinkage long sys_umount(char __user *name, int flags); -asmlinkage long sys_oldumount(char __user *name); +asmlinkage long sys_umount(const char __user *name, int flags); +asmlinkage long sys_oldumount(const char __user *name); asmlinkage long sys_truncate(const char __user *path, long length); asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length); asmlinkage long sys_stat(const char __user *filename, @@ -604,7 +609,7 @@ asmlinkage long sys_getsockname(int, struct sockaddr __user *, int __user *); asmlinkage long sys_getpeername(int, struct sockaddr __user *, int __user *); asmlinkage long sys_send(int, void __user *, size_t, unsigned); asmlinkage long sys_sendto(int, void __user *, size_t, unsigned, - struct sockaddr __user *, int); + struct sockaddr __user *, int) __intentional_overflow(0); asmlinkage long sys_sendmsg(int fd, struct user_msghdr __user *msg, unsigned flags); asmlinkage long sys_sendmmsg(int fd, struct mmsghdr __user *msg, unsigned int vlen, unsigned flags); @@ -663,10 +668,10 @@ asmlinkage long sys_msgctl(int msqid, int cmd, struct msqid_ds __user *buf); asmlinkage long sys_semget(key_t key, int nsems, int semflg); asmlinkage long sys_semop(int semid, struct sembuf __user *sops, - unsigned nsops); + long nsops); asmlinkage long sys_semctl(int semid, int semnum, int cmd, unsigned long arg); asmlinkage long sys_semtimedop(int semid, struct sembuf __user *sops, - unsigned nsops, + long nsops, const struct timespec __user *timeout); asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg); asmlinkage long sys_shmget(key_t key, size_t size, int flag); @@ -879,7 +884,7 @@ asmlinkage long sys_seccomp(unsigned int op, unsigned int flags, const char __user *uargs); asmlinkage long sys_getrandom(char __user *buf, size_t count, unsigned int flags); -asmlinkage long sys_bpf(int cmd, union bpf_attr *attr, unsigned int size); +asmlinkage long sys_bpf(int cmd, union bpf_attr __user *attr, unsigned int size); asmlinkage long sys_execveat(int dfd, const char __user *filename, const char __user *const __user *argv, diff --git a/include/linux/syscore_ops.h b/include/linux/syscore_ops.h index 27b3b0b..e093dd9 100644 --- a/include/linux/syscore_ops.h +++ b/include/linux/syscore_ops.h @@ -16,7 +16,7 @@ struct syscore_ops { int (*suspend)(void); void (*resume)(void); void (*shutdown)(void); -}; +} __do_const; extern void register_syscore_ops(struct syscore_ops *ops); extern void unregister_syscore_ops(struct syscore_ops *ops); diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h index fa7bc29..0d96561 100644 --- a/include/linux/sysctl.h +++ b/include/linux/sysctl.h @@ -39,10 +39,16 @@ typedef int proc_handler (struct ctl_table *ctl, int write, extern int proc_dostring(struct ctl_table *, int, void __user *, size_t *, loff_t *); +extern int proc_dostring_modpriv(struct ctl_table *, int, + void __user *, size_t *, loff_t *); extern int proc_dointvec(struct ctl_table *, int, void __user *, size_t *, loff_t *); +extern int proc_dointvec_secure(struct ctl_table *, int, + void __user *, size_t *, loff_t *); extern int proc_dointvec_minmax(struct ctl_table *, int, void __user *, size_t *, loff_t *); +extern int proc_dointvec_minmax_secure(struct ctl_table *, int, + void __user *, size_t *, loff_t *); extern int proc_dointvec_jiffies(struct ctl_table *, int, void __user *, size_t *, loff_t *); extern int proc_dointvec_userhz_jiffies(struct ctl_table *, int, @@ -113,7 +119,8 @@ struct ctl_table struct ctl_table_poll *poll; void *extra1; void *extra2; -}; +} __do_const __randomize_layout; +typedef struct ctl_table __no_const ctl_table_no_const; struct ctl_node { struct rb_node node; diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h index 9f65758..487a6f1 100644 --- a/include/linux/sysfs.h +++ b/include/linux/sysfs.h @@ -34,7 +34,8 @@ struct attribute { struct lock_class_key *key; struct lock_class_key skey; #endif -}; +} __do_const; +typedef struct attribute __no_const attribute_no_const; /** * sysfs_attr_init - initialize a dynamically allocated sysfs attribute @@ -78,7 +79,8 @@ struct attribute_group { struct attribute *, int); struct attribute **attrs; struct bin_attribute **bin_attrs; -}; +} __do_const; +typedef struct attribute_group __no_const attribute_group_no_const; /** * Use these macros to make defining attributes easier. See include/linux/device.h @@ -152,7 +154,8 @@ struct bin_attribute { char *, loff_t, size_t); int (*mmap)(struct file *, struct kobject *, struct bin_attribute *attr, struct vm_area_struct *vma); -}; +} __do_const; +typedef struct bin_attribute __no_const bin_attribute_no_const; /** * sysfs_bin_attr_init - initialize a dynamically allocated bin_attribute diff --git a/include/linux/sysrq.h b/include/linux/sysrq.h index 387fa7d..3fcde6b 100644 --- a/include/linux/sysrq.h +++ b/include/linux/sysrq.h @@ -16,6 +16,7 @@ #include <linux/errno.h> #include <linux/types.h> +#include <linux/compiler.h> /* Possible values of bitmask for enabling sysrq functions */ /* 0x0001 is reserved for enable everything */ @@ -33,7 +34,7 @@ struct sysrq_key_op { char *help_msg; char *action_msg; int enable_mask; -}; +} __do_const; #ifdef CONFIG_MAGIC_SYSRQ diff --git a/include/linux/tcp.h b/include/linux/tcp.h index 48c3696..e7a7ba6 100644 --- a/include/linux/tcp.h +++ b/include/linux/tcp.h @@ -63,13 +63,13 @@ struct tcp_fastopen_cookie { /* This defines a selective acknowledgement block. */ struct tcp_sack_block_wire { - __be32 start_seq; - __be32 end_seq; + __be32 start_seq __intentional_overflow(-1); + __be32 end_seq __intentional_overflow(-1); }; struct tcp_sack_block { - u32 start_seq; - u32 end_seq; + u32 start_seq __intentional_overflow(-1); + u32 end_seq __intentional_overflow(-1); }; /*These are used to set the sack_ok field in struct tcp_options_received */ @@ -153,7 +153,7 @@ struct tcp_sock { * total number of segments in. */ u32 rcv_nxt; /* What we want to receive next */ - u32 copied_seq; /* Head of yet unread data */ + u32 copied_seq __intentional_overflow(-1); /* Head of yet unread data */ u32 rcv_wup; /* rcv_nxt on last window update sent */ u32 snd_nxt; /* Next sequence we send */ u32 segs_out; /* RFC4898 tcpEStatsPerfSegsOut @@ -248,7 +248,7 @@ struct tcp_sock { u32 prr_out; /* Total number of pkts sent during Recovery. */ u32 rcv_wnd; /* Current receiver window */ - u32 write_seq; /* Tail(+1) of data held in tcp send buffer */ + u32 write_seq __intentional_overflow(-1); /* Tail(+1) of data held in tcp send buffer */ u32 notsent_lowat; /* TCP_NOTSENT_LOWAT */ u32 pushed_seq; /* Last pushed seq, required to talk to windows */ u32 lost_out; /* Lost packets */ @@ -291,7 +291,7 @@ struct tcp_sock { int undo_retrans; /* number of undoable retransmissions. */ u32 total_retrans; /* Total retransmits for entire connection */ - u32 urg_seq; /* Seq of received urgent pointer */ + u32 urg_seq __intentional_overflow(-1); /* Seq of received urgent pointer */ unsigned int keepalive_time; /* time before keep alive takes place */ unsigned int keepalive_intvl; /* time interval between keep alive probes */ diff --git a/include/linux/thread_info.h b/include/linux/thread_info.h index ff307b5..f1a4468 100644 --- a/include/linux/thread_info.h +++ b/include/linux/thread_info.h @@ -145,6 +145,13 @@ static inline bool test_and_clear_restore_sigmask(void) #error "no set_restore_sigmask() provided and default one won't work" #endif +extern void __check_object_size(const void *ptr, unsigned long n, bool to_user, bool const_size); + +static inline void check_object_size(const void *ptr, unsigned long n, bool to_user) +{ + __check_object_size(ptr, n, to_user, __builtin_constant_p(n)); +} + #endif /* __KERNEL__ */ #endif /* _LINUX_THREAD_INFO_H */ diff --git a/include/linux/tty.h b/include/linux/tty.h index 9bddda0..c0459e6 100644 --- a/include/linux/tty.h +++ b/include/linux/tty.h @@ -225,7 +225,7 @@ struct tty_port { const struct tty_port_operations *ops; /* Port operations */ spinlock_t lock; /* Lock protecting tty field */ int blocked_open; /* Waiting to open */ - int count; /* Usage count */ + atomic_t count; /* Usage count */ wait_queue_head_t open_wait; /* Open waiters */ wait_queue_head_t close_wait; /* Close waiters */ wait_queue_head_t delta_msr_wait; /* Modem status change */ @@ -313,7 +313,7 @@ struct tty_struct { /* If the tty has a pending do_SAK, queue it here - akpm */ struct work_struct SAK_work; struct tty_port *port; -}; +} __randomize_layout; /* Each of a tty's open files has private_data pointing to tty_file_private */ struct tty_file_private { @@ -573,7 +573,7 @@ extern int tty_port_open(struct tty_port *port, struct tty_struct *tty, struct file *filp); static inline int tty_port_users(struct tty_port *port) { - return port->count + port->blocked_open; + return atomic_read(&port->count) + port->blocked_open; } extern int tty_register_ldisc(int disc, struct tty_ldisc_ops *new_ldisc); diff --git a/include/linux/tty_driver.h b/include/linux/tty_driver.h index 1610524..331e7c8 100644 --- a/include/linux/tty_driver.h +++ b/include/linux/tty_driver.h @@ -291,7 +291,7 @@ struct tty_operations { void (*poll_put_char)(struct tty_driver *driver, int line, char ch); #endif const struct file_operations *proc_fops; -}; +} __do_const __randomize_layout; struct tty_driver { int magic; /* magic number for this structure */ @@ -325,7 +325,7 @@ struct tty_driver { const struct tty_operations *ops; struct list_head tty_drivers; -}; +} __randomize_layout; extern struct list_head tty_drivers; diff --git a/include/linux/tty_ldisc.h b/include/linux/tty_ldisc.h index 00c9d68..bc0188b 100644 --- a/include/linux/tty_ldisc.h +++ b/include/linux/tty_ldisc.h @@ -215,7 +215,7 @@ struct tty_ldisc_ops { struct module *owner; - int refcount; + atomic_t refcount; }; struct tty_ldisc { diff --git a/include/linux/types.h b/include/linux/types.h index c314989..4e6e3a4 100644 --- a/include/linux/types.h +++ b/include/linux/types.h @@ -176,10 +176,26 @@ typedef struct { int counter; } atomic_t; +#ifdef CONFIG_PAX_REFCOUNT +typedef struct { + int counter; +} atomic_unchecked_t; +#else +typedef atomic_t atomic_unchecked_t; +#endif + #ifdef CONFIG_64BIT typedef struct { long counter; } atomic64_t; + +#ifdef CONFIG_PAX_REFCOUNT +typedef struct { + long counter; +} atomic64_unchecked_t; +#else +typedef atomic64_t atomic64_unchecked_t; +#endif #endif struct list_head { diff --git a/include/linux/uaccess.h b/include/linux/uaccess.h index d6f2c2c..dc72aff 100644 --- a/include/linux/uaccess.h +++ b/include/linux/uaccess.h @@ -97,11 +97,11 @@ static inline unsigned long __copy_from_user_nocache(void *to, long ret; \ mm_segment_t old_fs = get_fs(); \ \ - set_fs(KERNEL_DS); \ pagefault_disable(); \ - ret = __copy_from_user_inatomic(&(retval), (__force typeof(retval) __user *)(addr), sizeof(retval)); \ - pagefault_enable(); \ + set_fs(KERNEL_DS); \ + ret = __copy_from_user_inatomic(&(retval), (typeof(retval) __force_user *)(addr), sizeof(retval)); \ set_fs(old_fs); \ + pagefault_enable(); \ ret; \ }) diff --git a/include/linux/uidgid.h b/include/linux/uidgid.h index 0383552..a0125dd 100644 --- a/include/linux/uidgid.h +++ b/include/linux/uidgid.h @@ -187,4 +187,9 @@ static inline bool kgid_has_mapping(struct user_namespace *ns, kgid_t gid) #endif /* CONFIG_USER_NS */ +#define GR_GLOBAL_UID(x) from_kuid_munged(&init_user_ns, (x)) +#define GR_GLOBAL_GID(x) from_kgid_munged(&init_user_ns, (x)) +#define gr_is_global_root(x) uid_eq((x), GLOBAL_ROOT_UID) +#define gr_is_global_nonroot(x) (!uid_eq((x), GLOBAL_ROOT_UID)) + #endif /* _LINUX_UIDGID_H */ diff --git a/include/linux/uio_driver.h b/include/linux/uio_driver.h index 32c0e83..671eb35 100644 --- a/include/linux/uio_driver.h +++ b/include/linux/uio_driver.h @@ -67,7 +67,7 @@ struct uio_device { struct module *owner; struct device *dev; int minor; - atomic_t event; + atomic_unchecked_t event; struct fasync_struct *async_queue; wait_queue_head_t wait; struct uio_info *info; diff --git a/include/linux/unaligned/access_ok.h b/include/linux/unaligned/access_ok.h index 99c1b4d..562e6f3 100644 --- a/include/linux/unaligned/access_ok.h +++ b/include/linux/unaligned/access_ok.h @@ -4,34 +4,34 @@ #include <linux/kernel.h> #include <asm/byteorder.h> -static inline u16 get_unaligned_le16(const void *p) +static inline u16 __intentional_overflow(-1) get_unaligned_le16(const void *p) { - return le16_to_cpup((__le16 *)p); + return le16_to_cpup((const __le16 *)p); } -static inline u32 get_unaligned_le32(const void *p) +static inline u32 __intentional_overflow(-1) get_unaligned_le32(const void *p) { - return le32_to_cpup((__le32 *)p); + return le32_to_cpup((const __le32 *)p); } -static inline u64 get_unaligned_le64(const void *p) +static inline u64 __intentional_overflow(-1) get_unaligned_le64(const void *p) { - return le64_to_cpup((__le64 *)p); + return le64_to_cpup((const __le64 *)p); } -static inline u16 get_unaligned_be16(const void *p) +static inline u16 __intentional_overflow(-1) get_unaligned_be16(const void *p) { - return be16_to_cpup((__be16 *)p); + return be16_to_cpup((const __be16 *)p); } -static inline u32 get_unaligned_be32(const void *p) +static inline u32 __intentional_overflow(-1) get_unaligned_be32(const void *p) { - return be32_to_cpup((__be32 *)p); + return be32_to_cpup((const __be32 *)p); } -static inline u64 get_unaligned_be64(const void *p) +static inline u64 __intentional_overflow(-1) get_unaligned_be64(const void *p) { - return be64_to_cpup((__be64 *)p); + return be64_to_cpup((const __be64 *)p); } static inline void put_unaligned_le16(u16 val, void *p) diff --git a/include/linux/usb.h b/include/linux/usb.h index 447fe29..07a9cf0 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -363,7 +363,7 @@ struct usb_bus { * with the URB_SHORT_NOT_OK flag set. */ unsigned no_sg_constraint:1; /* no sg constraint */ - unsigned sg_tablesize; /* 0 or largest number of sg list entries */ + unsigned short sg_tablesize; /* 0 or largest number of sg list entries */ int devnum_next; /* Next open device number in * round-robin allocation */ @@ -592,7 +592,7 @@ struct usb_device { int maxchild; u32 quirks; - atomic_t urbnum; + atomic_unchecked_t urbnum; unsigned long active_duration; @@ -1785,10 +1785,10 @@ void usb_sg_wait(struct usb_sg_request *io); /* NOTE: these are not the standard USB_ENDPOINT_XFER_* values!! */ /* (yet ... they're the values used by usbfs) */ -#define PIPE_ISOCHRONOUS 0 -#define PIPE_INTERRUPT 1 -#define PIPE_CONTROL 2 -#define PIPE_BULK 3 +#define PIPE_ISOCHRONOUS 0U +#define PIPE_INTERRUPT 1U +#define PIPE_CONTROL 2U +#define PIPE_BULK 3U #define usb_pipein(pipe) ((pipe) & USB_DIR_IN) #define usb_pipeout(pipe) (!usb_pipein(pipe)) diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h index d2784c1..449a8d7 100644 --- a/include/linux/usb/hcd.h +++ b/include/linux/usb/hcd.h @@ -23,6 +23,7 @@ #include <linux/rwsem.h> #include <linux/interrupt.h> +#include <scsi/scsi_host.h> #define MAX_TOPO_LEVEL 6 diff --git a/include/linux/usb/renesas_usbhs.h b/include/linux/usb/renesas_usbhs.h index bfb7472..b308c8d 100644 --- a/include/linux/usb/renesas_usbhs.h +++ b/include/linux/usb/renesas_usbhs.h @@ -39,7 +39,7 @@ enum { */ struct renesas_usbhs_driver_callback { int (*notify_hotplug)(struct platform_device *pdev); -}; +} __no_const; /* * callback functions for platform diff --git a/include/linux/user_namespace.h b/include/linux/user_namespace.h index 8297e5b..0dfae27 100644 --- a/include/linux/user_namespace.h +++ b/include/linux/user_namespace.h @@ -39,7 +39,7 @@ struct user_namespace { struct key *persistent_keyring_register; struct rw_semaphore persistent_keyring_register_sem; #endif -}; +} __randomize_layout; extern struct user_namespace init_user_ns; diff --git a/include/linux/utsname.h b/include/linux/utsname.h index 5093f58..c103e58 100644 --- a/include/linux/utsname.h +++ b/include/linux/utsname.h @@ -25,7 +25,7 @@ struct uts_namespace { struct new_utsname name; struct user_namespace *user_ns; struct ns_common ns; -}; +} __randomize_layout; extern struct uts_namespace init_uts_ns; #ifdef CONFIG_UTS_NS diff --git a/include/linux/vermagic.h b/include/linux/vermagic.h index 6f8fbcf..4efc177 100644 --- a/include/linux/vermagic.h +++ b/include/linux/vermagic.h @@ -25,9 +25,42 @@ #define MODULE_ARCH_VERMAGIC "" #endif +#ifdef CONFIG_PAX_REFCOUNT +#define MODULE_PAX_REFCOUNT "REFCOUNT " +#else +#define MODULE_PAX_REFCOUNT "" +#endif + +#ifdef CONSTIFY_PLUGIN +#define MODULE_CONSTIFY_PLUGIN "CONSTIFY_PLUGIN " +#else +#define MODULE_CONSTIFY_PLUGIN "" +#endif + +#ifdef STACKLEAK_PLUGIN +#define MODULE_STACKLEAK_PLUGIN "STACKLEAK_PLUGIN " +#else +#define MODULE_STACKLEAK_PLUGIN "" +#endif + +#ifdef RANDSTRUCT_PLUGIN +#include <generated/randomize_layout_hash.h> +#define MODULE_RANDSTRUCT_PLUGIN "RANDSTRUCT_PLUGIN_" RANDSTRUCT_HASHED_SEED +#else +#define MODULE_RANDSTRUCT_PLUGIN +#endif + +#ifdef CONFIG_GRKERNSEC +#define MODULE_GRSEC "GRSEC " +#else +#define MODULE_GRSEC "" +#endif + #define VERMAGIC_STRING \ UTS_RELEASE " " \ MODULE_VERMAGIC_SMP MODULE_VERMAGIC_PREEMPT \ MODULE_VERMAGIC_MODULE_UNLOAD MODULE_VERMAGIC_MODVERSIONS \ - MODULE_ARCH_VERMAGIC + MODULE_ARCH_VERMAGIC \ + MODULE_PAX_REFCOUNT MODULE_CONSTIFY_PLUGIN MODULE_STACKLEAK_PLUGIN \ + MODULE_GRSEC MODULE_RANDSTRUCT_PLUGIN diff --git a/include/linux/vga_switcheroo.h b/include/linux/vga_switcheroo.h index b483abd..af305ad 100644 --- a/include/linux/vga_switcheroo.h +++ b/include/linux/vga_switcheroo.h @@ -63,9 +63,9 @@ int vga_switcheroo_get_client_state(struct pci_dev *dev); void vga_switcheroo_set_dynamic_switch(struct pci_dev *pdev, enum vga_switcheroo_state dynamic); -int vga_switcheroo_init_domain_pm_ops(struct device *dev, struct dev_pm_domain *domain); +int vga_switcheroo_init_domain_pm_ops(struct device *dev, dev_pm_domain_no_const *domain); void vga_switcheroo_fini_domain_pm_ops(struct device *dev); -int vga_switcheroo_init_domain_pm_optimus_hdmi_audio(struct device *dev, struct dev_pm_domain *domain); +int vga_switcheroo_init_domain_pm_optimus_hdmi_audio(struct device *dev, dev_pm_domain_no_const *domain); #else static inline void vga_switcheroo_unregister_client(struct pci_dev *dev) {} @@ -82,9 +82,9 @@ static inline int vga_switcheroo_get_client_state(struct pci_dev *dev) { return static inline void vga_switcheroo_set_dynamic_switch(struct pci_dev *pdev, enum vga_switcheroo_state dynamic) {} -static inline int vga_switcheroo_init_domain_pm_ops(struct device *dev, struct dev_pm_domain *domain) { return -EINVAL; } +static inline int vga_switcheroo_init_domain_pm_ops(struct device *dev, dev_pm_domain_no_const *domain) { return -EINVAL; } static inline void vga_switcheroo_fini_domain_pm_ops(struct device *dev) {} -static inline int vga_switcheroo_init_domain_pm_optimus_hdmi_audio(struct device *dev, struct dev_pm_domain *domain) { return -EINVAL; } +static inline int vga_switcheroo_init_domain_pm_optimus_hdmi_audio(struct device *dev, dev_pm_domain_no_const *domain) { return -EINVAL; } #endif #endif /* _LINUX_VGA_SWITCHEROO_H_ */ diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h index 0ec5983..66d8171 100644 --- a/include/linux/vmalloc.h +++ b/include/linux/vmalloc.h @@ -18,6 +18,14 @@ struct vm_area_struct; /* vma defining user mapping in mm_types.h */ #define VM_UNINITIALIZED 0x00000020 /* vm_struct is not fully initialized */ #define VM_NO_GUARD 0x00000040 /* don't add guard page */ #define VM_KASAN 0x00000080 /* has allocated kasan shadow memory */ + +#if defined(CONFIG_X86) && defined(CONFIG_PAX_KERNEXEC) +#define VM_KERNEXEC 0x00000100 /* allocate from executable kernel memory range */ +#endif + +#define VM_USERCOPY 0x00000200 /* allocation intended for copies to userland */ + + /* bits [20..32] reserved for arch specific ioremap internals */ /* @@ -67,6 +75,7 @@ static inline void vmalloc_init(void) #endif extern void *vmalloc(unsigned long size); +extern void *vmalloc_usercopy(unsigned long size); extern void *vzalloc(unsigned long size); extern void *vmalloc_user(unsigned long size); extern void *vmalloc_node(unsigned long size, int node); @@ -86,6 +95,10 @@ extern void *vmap(struct page **pages, unsigned int count, unsigned long flags, pgprot_t prot); extern void vunmap(const void *addr); +#ifdef CONFIG_GRKERNSEC_KSTACKOVERFLOW +extern void unmap_process_stacks(struct task_struct *task); +#endif + extern int remap_vmalloc_range_partial(struct vm_area_struct *vma, unsigned long uaddr, void *kaddr, unsigned long size); @@ -150,7 +163,7 @@ extern void free_vm_area(struct vm_struct *area); /* for /dev/kmem */ extern long vread(char *buf, char *addr, unsigned long count); -extern long vwrite(char *buf, char *addr, unsigned long count); +extern long vwrite(char *buf, char *addr, unsigned long count) __size_overflow(3); /* * Internals. Dont't use.. @@ -182,22 +195,10 @@ pcpu_free_vm_areas(struct vm_struct **vms, int nr_vms) # endif #endif -struct vmalloc_info { - unsigned long used; - unsigned long largest_chunk; -}; - #ifdef CONFIG_MMU #define VMALLOC_TOTAL (VMALLOC_END - VMALLOC_START) -extern void get_vmalloc_info(struct vmalloc_info *vmi); #else - #define VMALLOC_TOTAL 0UL -#define get_vmalloc_info(vmi) \ -do { \ - (vmi)->used = 0; \ - (vmi)->largest_chunk = 0; \ -} while (0) #endif #endif /* _LINUX_VMALLOC_H */ diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h index 82e7db7..f8ce3d0 100644 --- a/include/linux/vmstat.h +++ b/include/linux/vmstat.h @@ -108,18 +108,18 @@ static inline void vm_events_fold_cpu(int cpu) /* * Zone based page accounting with per cpu differentials. */ -extern atomic_long_t vm_stat[NR_VM_ZONE_STAT_ITEMS]; +extern atomic_long_unchecked_t vm_stat[NR_VM_ZONE_STAT_ITEMS]; static inline void zone_page_state_add(long x, struct zone *zone, enum zone_stat_item item) { - atomic_long_add(x, &zone->vm_stat[item]); - atomic_long_add(x, &vm_stat[item]); + atomic_long_add_unchecked(x, &zone->vm_stat[item]); + atomic_long_add_unchecked(x, &vm_stat[item]); } -static inline unsigned long global_page_state(enum zone_stat_item item) +static inline unsigned long __intentional_overflow(-1) global_page_state(enum zone_stat_item item) { - long x = atomic_long_read(&vm_stat[item]); + long x = atomic_long_read_unchecked(&vm_stat[item]); #ifdef CONFIG_SMP if (x < 0) x = 0; @@ -127,10 +127,10 @@ static inline unsigned long global_page_state(enum zone_stat_item item) return x; } -static inline unsigned long zone_page_state(struct zone *zone, +static inline unsigned long __intentional_overflow(-1) zone_page_state(struct zone *zone, enum zone_stat_item item) { - long x = atomic_long_read(&zone->vm_stat[item]); + long x = atomic_long_read_unchecked(&zone->vm_stat[item]); #ifdef CONFIG_SMP if (x < 0) x = 0; @@ -147,7 +147,7 @@ static inline unsigned long zone_page_state(struct zone *zone, static inline unsigned long zone_page_state_snapshot(struct zone *zone, enum zone_stat_item item) { - long x = atomic_long_read(&zone->vm_stat[item]); + long x = atomic_long_read_unchecked(&zone->vm_stat[item]); #ifdef CONFIG_SMP int cpu; @@ -234,14 +234,14 @@ static inline void __mod_zone_page_state(struct zone *zone, static inline void __inc_zone_state(struct zone *zone, enum zone_stat_item item) { - atomic_long_inc(&zone->vm_stat[item]); - atomic_long_inc(&vm_stat[item]); + atomic_long_inc_unchecked(&zone->vm_stat[item]); + atomic_long_inc_unchecked(&vm_stat[item]); } static inline void __dec_zone_state(struct zone *zone, enum zone_stat_item item) { - atomic_long_dec(&zone->vm_stat[item]); - atomic_long_dec(&vm_stat[item]); + atomic_long_dec_unchecked(&zone->vm_stat[item]); + atomic_long_dec_unchecked(&vm_stat[item]); } static inline void __inc_zone_page_state(struct page *page, diff --git a/include/linux/writeback.h b/include/linux/writeback.h index b333c94..6b59f39 100644 --- a/include/linux/writeback.h +++ b/include/linux/writeback.h @@ -277,8 +277,9 @@ static inline void inode_detach_wb(struct inode *inode) } static inline void wbc_attach_and_unlock_inode(struct writeback_control *wbc, + struct inode *inode) __releases(&inode->i_lock); +static inline void wbc_attach_and_unlock_inode(struct writeback_control *wbc, struct inode *inode) - __releases(&inode->i_lock) { spin_unlock(&inode->i_lock); } diff --git a/include/linux/xattr.h b/include/linux/xattr.h index 91b0a68..0e9adf6 100644 --- a/include/linux/xattr.h +++ b/include/linux/xattr.h @@ -28,7 +28,7 @@ struct xattr_handler { size_t size, int handler_flags); int (*set)(struct dentry *dentry, const char *name, const void *buffer, size_t size, int flags, int handler_flags); -}; +} __do_const; struct xattr { const char *name; @@ -37,6 +37,9 @@ struct xattr { }; ssize_t xattr_getsecurity(struct inode *, const char *, void *, size_t); +#ifdef CONFIG_PAX_XATTR_PAX_FLAGS +ssize_t pax_getxattr(struct dentry *, void *, size_t); +#endif ssize_t vfs_getxattr(struct dentry *, const char *, void *, size_t); ssize_t vfs_listxattr(struct dentry *d, char *list, size_t size); int __vfs_setxattr_noperm(struct dentry *, const char *, const void *, size_t, int); diff --git a/include/linux/zlib.h b/include/linux/zlib.h index 92dbbd3..13ab0b3 100644 --- a/include/linux/zlib.h +++ b/include/linux/zlib.h @@ -31,6 +31,7 @@ #define _ZLIB_H #include <linux/zconf.h> +#include <linux/compiler.h> /* zlib deflate based on ZLIB_VERSION "1.1.3" */ /* zlib inflate based on ZLIB_VERSION "1.2.3" */ @@ -179,7 +180,7 @@ typedef z_stream *z_streamp; /* basic functions */ -extern int zlib_deflate_workspacesize (int windowBits, int memLevel); +extern int zlib_deflate_workspacesize (int windowBits, int memLevel) __intentional_overflow(0); /* Returns the number of bytes that needs to be allocated for a per- stream workspace with the specified parameters. A pointer to this diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h index acbcd2f..c3abe84 100644 --- a/include/media/v4l2-dev.h +++ b/include/media/v4l2-dev.h @@ -74,7 +74,7 @@ struct v4l2_file_operations { int (*mmap) (struct file *, struct vm_area_struct *); int (*open) (struct file *); int (*release) (struct file *); -}; +} __do_const; /* * Newer version of video_device, handled by videodev2.c diff --git a/include/media/v4l2-device.h b/include/media/v4l2-device.h index 9c58157..d86ebf5 100644 --- a/include/media/v4l2-device.h +++ b/include/media/v4l2-device.h @@ -93,7 +93,7 @@ int __must_check v4l2_device_register(struct device *dev, struct v4l2_device *v4 this function returns 0. If the name ends with a digit (e.g. cx18), then the name will be set to cx18-0 since cx180 looks really odd. */ int v4l2_device_set_name(struct v4l2_device *v4l2_dev, const char *basename, - atomic_t *instance); + atomic_unchecked_t *instance); /* Set v4l2_dev->dev to NULL. Call when the USB parent disconnects. Since the parent disappears this ensures that v4l2_dev doesn't have an diff --git a/include/net/9p/transport.h b/include/net/9p/transport.h index 5122b5e..598b440 100644 --- a/include/net/9p/transport.h +++ b/include/net/9p/transport.h @@ -62,7 +62,7 @@ struct p9_trans_module { int (*cancelled)(struct p9_client *, struct p9_req_t *req); int (*zc_request)(struct p9_client *, struct p9_req_t *, struct iov_iter *, struct iov_iter *, int , int, int); -}; +} __do_const; void v9fs_register_trans(struct p9_trans_module *m); void v9fs_unregister_trans(struct p9_trans_module *m); diff --git a/include/net/af_unix.h b/include/net/af_unix.h index 2a91a05..127ac07 100644 --- a/include/net/af_unix.h +++ b/include/net/af_unix.h @@ -36,7 +36,7 @@ struct unix_skb_parms { u32 secid; /* Security ID */ #endif u32 consumed; -}; +} __randomize_layout; #define UNIXCB(skb) (*(struct unix_skb_parms *)&((skb)->cb)) diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h index c98afc0..a4ca3c7 100644 --- a/include/net/bluetooth/l2cap.h +++ b/include/net/bluetooth/l2cap.h @@ -611,7 +611,7 @@ struct l2cap_ops { struct sk_buff *(*alloc_skb) (struct l2cap_chan *chan, unsigned long hdr_len, unsigned long len, int nb); -}; +} __do_const; struct l2cap_conn { struct hci_conn *hcon; diff --git a/include/net/bonding.h b/include/net/bonding.h index c1740a2..ec57070 100644 --- a/include/net/bonding.h +++ b/include/net/bonding.h @@ -668,7 +668,7 @@ extern struct rtnl_link_ops bond_link_ops; static inline void bond_tx_drop(struct net_device *dev, struct sk_buff *skb) { - atomic_long_inc(&dev->tx_dropped); + atomic_long_inc_unchecked(&dev->tx_dropped); dev_kfree_skb_any(skb); } diff --git a/include/net/caif/cfctrl.h b/include/net/caif/cfctrl.h index f2ae33d..c457cf0 100644 --- a/include/net/caif/cfctrl.h +++ b/include/net/caif/cfctrl.h @@ -52,7 +52,7 @@ struct cfctrl_rsp { void (*radioset_rsp)(void); void (*reject_rsp)(struct cflayer *layer, u8 linkid, struct cflayer *client_layer); -}; +} __no_const; /* Link Setup Parameters for CAIF-Links. */ struct cfctrl_link_param { @@ -101,8 +101,8 @@ struct cfctrl_request_info { struct cfctrl { struct cfsrvl serv; struct cfctrl_rsp res; - atomic_t req_seq_no; - atomic_t rsp_seq_no; + atomic_unchecked_t req_seq_no; + atomic_unchecked_t rsp_seq_no; struct list_head list; /* Protects from simultaneous access to first_req list */ spinlock_t info_list_lock; diff --git a/include/net/dst.h b/include/net/dst.h index 9261d92..e7fa2e2 100644 --- a/include/net/dst.h +++ b/include/net/dst.h @@ -322,6 +322,39 @@ static inline void skb_dst_force(struct sk_buff *skb) } } +/** + * dst_hold_safe - Take a reference on a dst if possible + * @dst: pointer to dst entry + * + * This helper returns false if it could not safely + * take a reference on a dst. + */ +static inline bool dst_hold_safe(struct dst_entry *dst) +{ + if (dst->flags & DST_NOCACHE) + return atomic_inc_not_zero(&dst->__refcnt); + dst_hold(dst); + return true; +} + +/** + * skb_dst_force_safe - makes sure skb dst is refcounted + * @skb: buffer + * + * If dst is not yet refcounted and not destroyed, grab a ref on it. + */ +static inline void skb_dst_force_safe(struct sk_buff *skb) +{ + if (skb_dst_is_noref(skb)) { + struct dst_entry *dst = skb_dst(skb); + + if (!dst_hold_safe(dst)) + dst = NULL; + + skb->_skb_refdst = (unsigned long)dst; + } +} + /** * __skb_tunnel_rx - prepare skb for rx reinsert diff --git a/include/net/flow.h b/include/net/flow.h index 9b85db8..e76e5c7 100644 --- a/include/net/flow.h +++ b/include/net/flow.h @@ -243,7 +243,7 @@ void flow_cache_fini(struct net *net); void flow_cache_flush(struct net *net); void flow_cache_flush_deferred(struct net *net); -extern atomic_t flow_cache_genid; +extern atomic_unchecked_t flow_cache_genid; __u32 __get_hash_from_flowi6(const struct flowi6 *fl6, struct flow_keys *keys); diff --git a/include/net/genetlink.h b/include/net/genetlink.h index a9af1cc..1f3fa7b 100644 --- a/include/net/genetlink.h +++ b/include/net/genetlink.h @@ -128,7 +128,7 @@ struct genl_ops { u8 cmd; u8 internal_flags; u8 flags; -}; +} __do_const; int __genl_register_family(struct genl_family *family); diff --git a/include/net/gro_cells.h b/include/net/gro_cells.h index cf6c745..8a0cf00 100644 --- a/include/net/gro_cells.h +++ b/include/net/gro_cells.h @@ -27,7 +27,7 @@ static inline void gro_cells_receive(struct gro_cells *gcells, struct sk_buff *s cell = this_cpu_ptr(gcells->cells); if (skb_queue_len(&cell->napi_skbs) > netdev_max_backlog) { - atomic_long_inc(&dev->rx_dropped); + atomic_long_inc_unchecked(&dev->rx_dropped); kfree_skb(skb); return; } diff --git a/include/net/inet_connection_sock.h b/include/net/inet_connection_sock.h index 0320bbb..938789c 100644 --- a/include/net/inet_connection_sock.h +++ b/include/net/inet_connection_sock.h @@ -63,7 +63,7 @@ struct inet_connection_sock_af_ops { int (*bind_conflict)(const struct sock *sk, const struct inet_bind_bucket *tb, bool relax); void (*mtu_reduced)(struct sock *sk); -}; +} __do_const; /** inet_connection_sock - INET connection oriented sock * diff --git a/include/net/inet_sock.h b/include/net/inet_sock.h index 47eb67b..0e733b2 100644 --- a/include/net/inet_sock.h +++ b/include/net/inet_sock.h @@ -43,7 +43,7 @@ struct ip_options { __be32 faddr; __be32 nexthop; - unsigned char optlen; + unsigned char optlen __intentional_overflow(0); unsigned char srr; unsigned char rr; unsigned char ts; diff --git a/include/net/inetpeer.h b/include/net/inetpeer.h index 4a6009d..f7d9c53 100644 --- a/include/net/inetpeer.h +++ b/include/net/inetpeer.h @@ -52,7 +52,7 @@ struct inet_peer { */ union { struct { - atomic_t rid; /* Frag reception counter */ + atomic_unchecked_t rid; /* Frag reception counter */ }; struct rcu_head rcu; struct inet_peer *gc_next; diff --git a/include/net/ip.h b/include/net/ip.h index 9b9ca28..9ccd468 100644 --- a/include/net/ip.h +++ b/include/net/ip.h @@ -329,7 +329,7 @@ static inline unsigned int ip_skb_dst_mtu(const struct sk_buff *skb) } } -u32 ip_idents_reserve(u32 hash, int segs); +u32 ip_idents_reserve(u32 hash, int segs) __intentional_overflow(-1); void __ip_select_ident(struct net *net, struct iphdr *iph, int segs); static inline void ip_select_ident_segs(struct net *net, struct sk_buff *skb, diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h index 965fa5b..7ea8bfc 100644 --- a/include/net/ip_fib.h +++ b/include/net/ip_fib.h @@ -173,7 +173,7 @@ __be32 fib_info_update_nh_saddr(struct net *net, struct fib_nh *nh); #define FIB_RES_SADDR(net, res) \ ((FIB_RES_NH(res).nh_saddr_genid == \ - atomic_read(&(net)->ipv4.dev_addr_genid)) ? \ + atomic_read_unchecked(&(net)->ipv4.dev_addr_genid)) ? \ FIB_RES_NH(res).nh_saddr : \ fib_info_update_nh_saddr((net), &FIB_RES_NH(res))) #define FIB_RES_GW(res) (FIB_RES_NH(res).nh_gw) diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h index 9b9ca87..4e981a3 100644 --- a/include/net/ip_vs.h +++ b/include/net/ip_vs.h @@ -551,7 +551,7 @@ struct ip_vs_conn { struct ip_vs_conn *control; /* Master control connection */ atomic_t n_control; /* Number of controlled ones */ struct ip_vs_dest *dest; /* real server */ - atomic_t in_pkts; /* incoming packet counter */ + atomic_unchecked_t in_pkts; /* incoming packet counter */ /* Packet transmitter for different forwarding methods. If it * mangles the packet, it must return NF_DROP or better NF_STOLEN, @@ -699,7 +699,7 @@ struct ip_vs_dest { __be16 port; /* port number of the server */ union nf_inet_addr addr; /* IP address of the server */ volatile unsigned int flags; /* dest status flags */ - atomic_t conn_flags; /* flags to copy to conn */ + atomic_unchecked_t conn_flags; /* flags to copy to conn */ atomic_t weight; /* server weight */ atomic_t refcnt; /* reference counter */ @@ -957,11 +957,11 @@ struct netns_ipvs { /* ip_vs_lblc */ int sysctl_lblc_expiration; struct ctl_table_header *lblc_ctl_header; - struct ctl_table *lblc_ctl_table; + ctl_table_no_const *lblc_ctl_table; /* ip_vs_lblcr */ int sysctl_lblcr_expiration; struct ctl_table_header *lblcr_ctl_header; - struct ctl_table *lblcr_ctl_table; + ctl_table_no_const *lblcr_ctl_table; /* ip_vs_est */ struct list_head est_list; /* estimator list */ spinlock_t est_lock; diff --git a/include/net/ipv6.h b/include/net/ipv6.h index b14e158..2de13df 100644 --- a/include/net/ipv6.h +++ b/include/net/ipv6.h @@ -756,7 +756,7 @@ static inline __be32 ip6_make_flowlabel(struct net *net, struct sk_buff *skb, * to minimize possbility that any useful information to an * attacker is leaked. Only lower 20 bits are relevant. */ - rol32(hash, 16); + hash = rol32(hash, 16); flowlabel = (__force __be32)hash & IPV6_FLOWLABEL_MASK; diff --git a/include/net/irda/ircomm_tty.h b/include/net/irda/ircomm_tty.h index 8d4f588..2e37ad2 100644 --- a/include/net/irda/ircomm_tty.h +++ b/include/net/irda/ircomm_tty.h @@ -33,6 +33,7 @@ #include <linux/termios.h> #include <linux/timer.h> #include <linux/tty.h> /* struct tty_struct */ +#include <asm/local.h> #include <net/irda/irias_object.h> #include <net/irda/ircomm_core.h> diff --git a/include/net/iucv/af_iucv.h b/include/net/iucv/af_iucv.h index 714cc9a..ea05f3e 100644 --- a/include/net/iucv/af_iucv.h +++ b/include/net/iucv/af_iucv.h @@ -149,7 +149,7 @@ struct iucv_skb_cb { struct iucv_sock_list { struct hlist_head head; rwlock_t lock; - atomic_t autobind_name; + atomic_unchecked_t autobind_name; }; unsigned int iucv_sock_poll(struct file *file, struct socket *sock, diff --git a/include/net/llc_c_ac.h b/include/net/llc_c_ac.h index f3be818..bf46196 100644 --- a/include/net/llc_c_ac.h +++ b/include/net/llc_c_ac.h @@ -87,7 +87,7 @@ #define LLC_CONN_AC_STOP_SENDACK_TMR 70 #define LLC_CONN_AC_START_SENDACK_TMR_IF_NOT_RUNNING 71 -typedef int (*llc_conn_action_t)(struct sock *sk, struct sk_buff *skb); +typedef int (* const llc_conn_action_t)(struct sock *sk, struct sk_buff *skb); int llc_conn_ac_clear_remote_busy(struct sock *sk, struct sk_buff *skb); int llc_conn_ac_conn_ind(struct sock *sk, struct sk_buff *skb); diff --git a/include/net/llc_c_ev.h b/include/net/llc_c_ev.h index 3948cf1..83b28c4 100644 --- a/include/net/llc_c_ev.h +++ b/include/net/llc_c_ev.h @@ -125,8 +125,8 @@ static __inline__ struct llc_conn_state_ev *llc_conn_ev(struct sk_buff *skb) return (struct llc_conn_state_ev *)skb->cb; } -typedef int (*llc_conn_ev_t)(struct sock *sk, struct sk_buff *skb); -typedef int (*llc_conn_ev_qfyr_t)(struct sock *sk, struct sk_buff *skb); +typedef int (* const llc_conn_ev_t)(struct sock *sk, struct sk_buff *skb); +typedef int (* const llc_conn_ev_qfyr_t)(struct sock *sk, struct sk_buff *skb); int llc_conn_ev_conn_req(struct sock *sk, struct sk_buff *skb); int llc_conn_ev_data_req(struct sock *sk, struct sk_buff *skb); diff --git a/include/net/llc_c_st.h b/include/net/llc_c_st.h index 48f3f89..0e92c50 100644 --- a/include/net/llc_c_st.h +++ b/include/net/llc_c_st.h @@ -37,7 +37,7 @@ struct llc_conn_state_trans { u8 next_state; const llc_conn_ev_qfyr_t *ev_qualifiers; const llc_conn_action_t *ev_actions; -}; +} __do_const; struct llc_conn_state { u8 current_state; diff --git a/include/net/llc_s_ac.h b/include/net/llc_s_ac.h index a61b98c..aade1eb 100644 --- a/include/net/llc_s_ac.h +++ b/include/net/llc_s_ac.h @@ -23,7 +23,7 @@ #define SAP_ACT_TEST_IND 9 /* All action functions must look like this */ -typedef int (*llc_sap_action_t)(struct llc_sap *sap, struct sk_buff *skb); +typedef int (* const llc_sap_action_t)(struct llc_sap *sap, struct sk_buff *skb); int llc_sap_action_unitdata_ind(struct llc_sap *sap, struct sk_buff *skb); int llc_sap_action_send_ui(struct llc_sap *sap, struct sk_buff *skb); diff --git a/include/net/llc_s_st.h b/include/net/llc_s_st.h index c4359e2..76dbc4a 100644 --- a/include/net/llc_s_st.h +++ b/include/net/llc_s_st.h @@ -20,7 +20,7 @@ struct llc_sap_state_trans { llc_sap_ev_t ev; u8 next_state; const llc_sap_action_t *ev_actions; -}; +} __do_const; struct llc_sap_state { u8 curr_state; diff --git a/include/net/mac80211.h b/include/net/mac80211.h index bfc5694..da18971 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -5111,7 +5111,7 @@ struct ieee80211_tx_rate_control { struct sk_buff *skb; struct ieee80211_tx_rate reported_rate; bool rts, short_preamble; - u8 max_rate_idx; + s8 max_rate_idx; u32 rate_idx_mask; u8 *rate_idx_mcs_mask; bool bss; @@ -5148,7 +5148,7 @@ struct rate_control_ops { void (*remove_sta_debugfs)(void *priv, void *priv_sta); u32 (*get_expected_throughput)(void *priv_sta); -}; +} __do_const; static inline int rate_supported(struct ieee80211_sta *sta, enum ieee80211_band band, diff --git a/include/net/neighbour.h b/include/net/neighbour.h index 8b68384..42d6ce1 100644 --- a/include/net/neighbour.h +++ b/include/net/neighbour.h @@ -163,7 +163,7 @@ struct neigh_ops { void (*error_report)(struct neighbour *, struct sk_buff *); int (*output)(struct neighbour *, struct sk_buff *); int (*connected_output)(struct neighbour *, struct sk_buff *); -}; +} __do_const; struct pneigh_entry { struct pneigh_entry *next; @@ -217,7 +217,7 @@ struct neigh_table { struct neigh_statistics __percpu *stats; struct neigh_hash_table __rcu *nht; struct pneigh_entry **phash_buckets; -}; +} __randomize_layout; enum { NEIGH_ARP_TABLE = 0, diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h index 2dcea63..31d53ba 100644 --- a/include/net/net_namespace.h +++ b/include/net/net_namespace.h @@ -53,7 +53,7 @@ struct net { */ spinlock_t rules_mod_lock; - atomic64_t cookie_gen; + atomic64_unchecked_t cookie_gen; struct list_head list; /* list of network namespaces */ struct list_head cleanup_list; /* namespaces on death row */ @@ -138,8 +138,8 @@ struct net { struct netns_mpls mpls; #endif struct sock *diag_nlsk; - atomic_t fnhe_genid; -}; + atomic_unchecked_t fnhe_genid; +} __randomize_layout; #include <linux/seq_file_net.h> @@ -274,7 +274,11 @@ static inline struct net *read_pnet(const possible_net_t *pnet) #define __net_init __init #define __net_exit __exit_refok #define __net_initdata __initdata +#ifdef CONSTIFY_PLUGIN #define __net_initconst __initconst +#else +#define __net_initconst __initdata +#endif #endif int peernet2id_alloc(struct net *net, struct net *peer); @@ -289,7 +293,7 @@ struct pernet_operations { void (*exit_batch)(struct list_head *net_exit_list); int *id; size_t size; -}; +} __do_const; /* * Use these carefully. If you implement a network device and it @@ -337,12 +341,12 @@ static inline void unregister_net_sysctl_table(struct ctl_table_header *header) static inline int rt_genid_ipv4(struct net *net) { - return atomic_read(&net->ipv4.rt_genid); + return atomic_read_unchecked(&net->ipv4.rt_genid); } static inline void rt_genid_bump_ipv4(struct net *net) { - atomic_inc(&net->ipv4.rt_genid); + atomic_inc_unchecked(&net->ipv4.rt_genid); } extern void (*__fib6_flush_trees)(struct net *net); @@ -369,12 +373,12 @@ static inline void rt_genid_bump_all(struct net *net) static inline int fnhe_genid(struct net *net) { - return atomic_read(&net->fnhe_genid); + return atomic_read_unchecked(&net->fnhe_genid); } static inline void fnhe_genid_bump(struct net *net) { - atomic_inc(&net->fnhe_genid); + atomic_inc_unchecked(&net->fnhe_genid); } #endif /* __NET_NET_NAMESPACE_H */ diff --git a/include/net/netlink.h b/include/net/netlink.h index 2a5dbcc..8243656 100644 --- a/include/net/netlink.h +++ b/include/net/netlink.h @@ -521,7 +521,7 @@ static inline void nlmsg_trim(struct sk_buff *skb, const void *mark) { if (mark) { WARN_ON((unsigned char *) mark < skb->data); - skb_trim(skb, (unsigned char *) mark - skb->data); + skb_trim(skb, (const unsigned char *) mark - skb->data); } } diff --git a/include/net/netns/conntrack.h b/include/net/netns/conntrack.h index 723b61c..4386367 100644 --- a/include/net/netns/conntrack.h +++ b/include/net/netns/conntrack.h @@ -14,10 +14,10 @@ struct nf_conntrack_ecache; struct nf_proto_net { #ifdef CONFIG_SYSCTL struct ctl_table_header *ctl_table_header; - struct ctl_table *ctl_table; + ctl_table_no_const *ctl_table; #ifdef CONFIG_NF_CONNTRACK_PROC_COMPAT struct ctl_table_header *ctl_compat_header; - struct ctl_table *ctl_compat_table; + ctl_table_no_const *ctl_compat_table; #endif #endif unsigned int users; @@ -60,7 +60,7 @@ struct nf_ip_net { struct nf_icmp_net icmpv6; #if defined(CONFIG_SYSCTL) && defined(CONFIG_NF_CONNTRACK_PROC_COMPAT) struct ctl_table_header *ctl_table_header; - struct ctl_table *ctl_table; + ctl_table_no_const *ctl_table; #endif }; diff --git a/include/net/netns/ipv4.h b/include/net/netns/ipv4.h index c68926b..106c147 100644 --- a/include/net/netns/ipv4.h +++ b/include/net/netns/ipv4.h @@ -93,7 +93,7 @@ struct netns_ipv4 { struct ping_group_range ping_group_range; - atomic_t dev_addr_genid; + atomic_unchecked_t dev_addr_genid; #ifdef CONFIG_SYSCTL unsigned long *sysctl_local_reserved_ports; @@ -107,6 +107,6 @@ struct netns_ipv4 { struct fib_rules_ops *mr_rules_ops; #endif #endif - atomic_t rt_genid; + atomic_unchecked_t rt_genid; }; #endif diff --git a/include/net/netns/ipv6.h b/include/net/netns/ipv6.h index c0368db..95ad90f 100644 --- a/include/net/netns/ipv6.h +++ b/include/net/netns/ipv6.h @@ -80,8 +80,8 @@ struct netns_ipv6 { struct fib_rules_ops *mr6_rules_ops; #endif #endif - atomic_t dev_addr_genid; - atomic_t fib6_sernum; + atomic_unchecked_t dev_addr_genid; + atomic_unchecked_t fib6_sernum; }; #if IS_ENABLED(CONFIG_NF_DEFRAG_IPV6) diff --git a/include/net/netns/xfrm.h b/include/net/netns/xfrm.h index 730d82a..045f2c4 100644 --- a/include/net/netns/xfrm.h +++ b/include/net/netns/xfrm.h @@ -78,7 +78,7 @@ struct netns_xfrm { /* flow cache part */ struct flow_cache flow_cache_global; - atomic_t flow_cache_genid; + atomic_unchecked_t flow_cache_genid; struct list_head flow_cache_gc_list; spinlock_t flow_cache_gc_lock; struct work_struct flow_cache_gc_work; diff --git a/include/net/ping.h b/include/net/ping.h index ac80cb4..ec1ed09 100644 --- a/include/net/ping.h +++ b/include/net/ping.h @@ -54,7 +54,7 @@ struct ping_iter_state { extern struct proto ping_prot; #if IS_ENABLED(CONFIG_IPV6) -extern struct pingv6_ops pingv6_ops; +extern struct pingv6_ops *pingv6_ops; #endif struct pingfakehdr { diff --git a/include/net/protocol.h b/include/net/protocol.h index d6fcc1f..ca277058 100644 --- a/include/net/protocol.h +++ b/include/net/protocol.h @@ -49,7 +49,7 @@ struct net_protocol { * socket lookup? */ icmp_strict_tag_validation:1; -}; +} __do_const; #if IS_ENABLED(CONFIG_IPV6) struct inet6_protocol { @@ -62,7 +62,7 @@ struct inet6_protocol { u8 type, u8 code, int offset, __be32 info); unsigned int flags; /* INET6_PROTO_xxx */ -}; +} __do_const; #define INET6_PROTO_NOPOLICY 0x1 #define INET6_PROTO_FINAL 0x2 diff --git a/include/net/rtnetlink.h b/include/net/rtnetlink.h index 18fdb98..5d5b6aa 100644 --- a/include/net/rtnetlink.h +++ b/include/net/rtnetlink.h @@ -95,7 +95,7 @@ struct rtnl_link_ops { const struct net_device *dev, const struct net_device *slave_dev); struct net *(*get_link_net)(const struct net_device *dev); -}; +} __do_const; int __rtnl_link_register(struct rtnl_link_ops *ops); void __rtnl_link_unregister(struct rtnl_link_ops *ops); diff --git a/include/net/sctp/checksum.h b/include/net/sctp/checksum.h index 4a5b9a3..ca27d73 100644 --- a/include/net/sctp/checksum.h +++ b/include/net/sctp/checksum.h @@ -61,8 +61,8 @@ static inline __le32 sctp_compute_cksum(const struct sk_buff *skb, unsigned int offset) { struct sctphdr *sh = sctp_hdr(skb); - __le32 ret, old = sh->checksum; - const struct skb_checksum_ops ops = { + __le32 ret, old = sh->checksum; + static const struct skb_checksum_ops ops = { .update = sctp_csum_update, .combine = sctp_csum_combine, }; diff --git a/include/net/sctp/sm.h b/include/net/sctp/sm.h index 487ef34..d457f98 100644 --- a/include/net/sctp/sm.h +++ b/include/net/sctp/sm.h @@ -80,7 +80,7 @@ typedef void (sctp_timer_event_t) (unsigned long); typedef struct { sctp_state_fn_t *fn; const char *name; -} sctp_sm_table_entry_t; +} __do_const sctp_sm_table_entry_t; /* A naming convention of "sctp_sf_xxx" applies to all the state functions * currently in use. @@ -292,7 +292,7 @@ __u32 sctp_generate_tag(const struct sctp_endpoint *); __u32 sctp_generate_tsn(const struct sctp_endpoint *); /* Extern declarations for major data structures. */ -extern sctp_timer_event_t *sctp_timer_events[SCTP_NUM_TIMEOUT_TYPES]; +extern sctp_timer_event_t * const sctp_timer_events[SCTP_NUM_TIMEOUT_TYPES]; /* Get the size of a DATA chunk payload. */ diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h index 495c87e..5b327ff 100644 --- a/include/net/sctp/structs.h +++ b/include/net/sctp/structs.h @@ -513,7 +513,7 @@ struct sctp_pf { void (*to_sk_saddr)(union sctp_addr *, struct sock *sk); void (*to_sk_daddr)(union sctp_addr *, struct sock *sk); struct sctp_af *af; -}; +} __do_const; /* Structure to track chunk fragments that have been acked, but peer diff --git a/include/net/sock.h b/include/net/sock.h index e237170..6cfe0bf 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -198,7 +198,7 @@ struct sock_common { struct in6_addr skc_v6_rcv_saddr; #endif - atomic64_t skc_cookie; + atomic64_unchecked_t skc_cookie; /* * fields between dontcopy_begin/dontcopy_end @@ -364,7 +364,7 @@ struct sock { unsigned int sk_napi_id; unsigned int sk_ll_usec; #endif - atomic_t sk_drops; + atomic_unchecked_t sk_drops; int sk_rcvbuf; struct sk_filter __rcu *sk_filter; @@ -798,7 +798,7 @@ void sk_stream_write_space(struct sock *sk); static inline void __sk_add_backlog(struct sock *sk, struct sk_buff *skb) { /* dont let skb dst not refcounted, we are going to leave rcu lock */ - skb_dst_force(skb); + skb_dst_force_safe(skb); if (!sk->sk_backlog.tail) sk->sk_backlog.head = skb; @@ -1048,7 +1048,7 @@ struct proto { void (*destroy_cgroup)(struct mem_cgroup *memcg); struct cg_proto *(*proto_cgroup)(struct mem_cgroup *memcg); #endif -}; +} __randomize_layout; int proto_register(struct proto *prot, int alloc_slab); void proto_unregister(struct proto *prot); @@ -1188,7 +1188,7 @@ static inline void memcg_memory_allocated_sub(struct cg_proto *prot, page_counter_uncharge(&prot->memory_allocated, amt); } -static inline long +static inline long __intentional_overflow(-1) sk_memory_allocated(const struct sock *sk) { struct proto *prot = sk->sk_prot; @@ -1769,7 +1769,7 @@ static inline void sk_nocaps_add(struct sock *sk, netdev_features_t flags) } static inline int skb_do_copy_data_nocache(struct sock *sk, struct sk_buff *skb, - struct iov_iter *from, char *to, + struct iov_iter *from, unsigned char *to, int copy, int offset) { if (skb->ip_summed == CHECKSUM_NONE) { @@ -2016,7 +2016,7 @@ static inline void sk_stream_moderate_sndbuf(struct sock *sk) } } -struct sk_buff *sk_stream_alloc_skb(struct sock *sk, int size, gfp_t gfp, +struct sk_buff * __intentional_overflow(0) sk_stream_alloc_skb(struct sock *sk, int size, gfp_t gfp, bool force_schedule); /** @@ -2092,7 +2092,7 @@ struct sock_skb_cb { static inline void sock_skb_set_dropcount(const struct sock *sk, struct sk_buff *skb) { - SOCK_SKB_CB(skb)->dropcount = atomic_read(&sk->sk_drops); + SOCK_SKB_CB(skb)->dropcount = atomic_read_unchecked(&sk->sk_drops); } void __sock_recv_timestamp(struct msghdr *msg, struct sock *sk, diff --git a/include/net/tcp.h b/include/net/tcp.h index 0cab28c..f29b35d 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -548,7 +548,7 @@ void tcp_retransmit_timer(struct sock *sk); void tcp_xmit_retransmit_queue(struct sock *); void tcp_simple_retransmit(struct sock *); int tcp_trim_head(struct sock *, struct sk_buff *, u32); -int tcp_fragment(struct sock *, struct sk_buff *, u32, unsigned int, gfp_t); +int tcp_fragment(struct sock *, struct sk_buff *, u32, unsigned int, gfp_t) __intentional_overflow(3); void tcp_send_probe0(struct sock *); void tcp_send_partial(struct sock *); @@ -726,8 +726,8 @@ static inline u32 tcp_skb_timestamp(const struct sk_buff *skb) * If this grows please adjust skbuff.h:skbuff->cb[xxx] size appropriately. */ struct tcp_skb_cb { - __u32 seq; /* Starting sequence number */ - __u32 end_seq; /* SEQ + FIN + SYN + datalen */ + __u32 seq __intentional_overflow(-1); /* Starting sequence number */ + __u32 end_seq __intentional_overflow(-1); /* SEQ + FIN + SYN + datalen */ union { /* Note : tcp_tw_isn is used in input path only * (isn chosen by tcp_timewait_state_process()) @@ -755,7 +755,7 @@ struct tcp_skb_cb { __u8 ip_dsfield; /* IPv4 tos or IPv6 dsfield */ /* 1 byte hole */ - __u32 ack_seq; /* Sequence number ACK'd */ + __u32 ack_seq __intentional_overflow(-1); /* Sequence number ACK'd */ union { struct inet_skb_parm h4; #if IS_ENABLED(CONFIG_IPV6) diff --git a/include/net/xfrm.h b/include/net/xfrm.h index 312e3fe..a438cf1 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -284,7 +284,6 @@ struct xfrm_dst; struct xfrm_policy_afinfo { unsigned short family; struct dst_ops *dst_ops; - void (*garbage_collect)(struct net *net); struct dst_entry *(*dst_lookup)(struct net *net, int tos, int oif, const xfrm_address_t *saddr, @@ -305,7 +304,7 @@ struct xfrm_policy_afinfo { struct net_device *dev, const struct flowi *fl); struct dst_entry *(*blackhole_route)(struct net *net, struct dst_entry *orig); -}; +} __do_const; int xfrm_policy_register_afinfo(struct xfrm_policy_afinfo *afinfo); int xfrm_policy_unregister_afinfo(struct xfrm_policy_afinfo *afinfo); @@ -344,7 +343,7 @@ struct xfrm_state_afinfo { int (*transport_finish)(struct sk_buff *skb, int async); void (*local_error)(struct sk_buff *skb, u32 mtu); -}; +} __do_const; int xfrm_state_register_afinfo(struct xfrm_state_afinfo *afinfo); int xfrm_state_unregister_afinfo(struct xfrm_state_afinfo *afinfo); @@ -439,7 +438,7 @@ struct xfrm_mode { struct module *owner; unsigned int encap; int flags; -}; +} __do_const; /* Flags for xfrm_mode. */ enum { @@ -534,7 +533,7 @@ struct xfrm_policy { struct timer_list timer; struct flow_cache_object flo; - atomic_t genid; + atomic_unchecked_t genid; u32 priority; u32 index; struct xfrm_mark mark; @@ -1167,6 +1166,7 @@ static inline void xfrm_sk_free_policy(struct sock *sk) } void xfrm_garbage_collect(struct net *net); +void xfrm_garbage_collect_deferred(struct net *net); #else @@ -1205,6 +1205,9 @@ static inline int xfrm6_policy_check_reverse(struct sock *sk, int dir, static inline void xfrm_garbage_collect(struct net *net) { } +static inline void xfrm_garbage_collect_deferred(struct net *net) +{ +} #endif static __inline__ diff --git a/include/rdma/iw_cm.h b/include/rdma/iw_cm.h index 036bd27..c0d7f17 100644 --- a/include/rdma/iw_cm.h +++ b/include/rdma/iw_cm.h @@ -123,7 +123,7 @@ struct iw_cm_verbs { int backlog); int (*destroy_listen)(struct iw_cm_id *cm_id); -}; +} __no_const; /** * iw_create_cm_id - Create an IW CM identifier. diff --git a/include/scsi/libfc.h b/include/scsi/libfc.h index 93d14da..734b3d8 100644 --- a/include/scsi/libfc.h +++ b/include/scsi/libfc.h @@ -771,6 +771,7 @@ struct libfc_function_template { */ void (*disc_stop_final) (struct fc_lport *); }; +typedef struct libfc_function_template __no_const libfc_function_template_no_const; /** * struct fc_disc - Discovery context @@ -875,7 +876,7 @@ struct fc_lport { struct fc_vport *vport; /* Operational Information */ - struct libfc_function_template tt; + libfc_function_template_no_const tt; u8 link_up; u8 qfull; enum fc_lport_state state; diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h index fe89d7c..cf05af3 100644 --- a/include/scsi/scsi_device.h +++ b/include/scsi/scsi_device.h @@ -186,9 +186,9 @@ struct scsi_device { unsigned int max_device_blocked; /* what device_blocked counts down from */ #define SCSI_DEFAULT_DEVICE_BLOCKED 3 - atomic_t iorequest_cnt; - atomic_t iodone_cnt; - atomic_t ioerr_cnt; + atomic_unchecked_t iorequest_cnt; + atomic_unchecked_t iodone_cnt; + atomic_unchecked_t ioerr_cnt; struct device sdev_gendev, sdev_dev; diff --git a/include/scsi/scsi_driver.h b/include/scsi/scsi_driver.h index 891a658..fcd68df 100644 --- a/include/scsi/scsi_driver.h +++ b/include/scsi/scsi_driver.h @@ -14,7 +14,7 @@ struct scsi_driver { void (*rescan)(struct device *); int (*init_command)(struct scsi_cmnd *); void (*uninit_command)(struct scsi_cmnd *); - int (*done)(struct scsi_cmnd *); + unsigned int (*done)(struct scsi_cmnd *); int (*eh_action)(struct scsi_cmnd *, int); }; #define to_scsi_driver(drv) \ diff --git a/include/scsi/scsi_transport_fc.h b/include/scsi/scsi_transport_fc.h index 784bc2c..855a04c 100644 --- a/include/scsi/scsi_transport_fc.h +++ b/include/scsi/scsi_transport_fc.h @@ -757,7 +757,8 @@ struct fc_function_template { unsigned long show_host_system_hostname:1; unsigned long disable_target_scan:1; -}; +} __do_const; +typedef struct fc_function_template __no_const fc_function_template_no_const; /** diff --git a/include/scsi/sg.h b/include/scsi/sg.h index 3afec70..b196b43 100644 --- a/include/scsi/sg.h +++ b/include/scsi/sg.h @@ -52,7 +52,7 @@ typedef struct sg_io_hdr or scatter gather list */ unsigned char __user *cmdp; /* [i], [*i] points to command to perform */ void __user *sbp; /* [i], [*o] points to sense_buffer memory */ - unsigned int timeout; /* [i] MAX_UINT->no timeout (unit: millisec) */ + unsigned int timeout __intentional_overflow(-1); /* [i] MAX_UINT->no timeout (unit: millisec) */ unsigned int flags; /* [i] 0 -> default, see SG_FLAG... */ int pack_id; /* [i->o] unused internally (normally) */ void __user * usr_ptr; /* [i->o] unused internally */ diff --git a/include/sound/compress_driver.h b/include/sound/compress_driver.h index fa1d055..3647940 100644 --- a/include/sound/compress_driver.h +++ b/include/sound/compress_driver.h @@ -130,7 +130,7 @@ struct snd_compr_ops { struct snd_compr_caps *caps); int (*get_codec_caps) (struct snd_compr_stream *stream, struct snd_compr_codec_caps *codec); -}; +} __no_const; /** * struct snd_compr: Compressed device diff --git a/include/sound/soc.h b/include/sound/soc.h index 26ede14..c9d6a99 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -884,7 +884,7 @@ struct snd_soc_codec_driver { enum snd_soc_dapm_type, int); bool ignore_pmdown_time; /* Doesn't benefit from pmdown delay */ -}; +} __do_const; /* SoC platform interface */ struct snd_soc_platform_driver { @@ -911,7 +911,7 @@ struct snd_soc_platform_driver { const struct snd_compr_ops *compr_ops; int (*bespoke_trigger)(struct snd_pcm_substream *, int); -}; +} __do_const; struct snd_soc_dai_link_component { const char *name; diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h index 5f48754..b351b46 100644 --- a/include/target/target_core_base.h +++ b/include/target/target_core_base.h @@ -474,7 +474,7 @@ struct se_cmd { struct completion cmd_wait_comp; const struct target_core_fabric_ops *se_tfo; sense_reason_t (*execute_cmd)(struct se_cmd *); - sense_reason_t (*transport_complete_callback)(struct se_cmd *, bool); + sense_reason_t (*transport_complete_callback)(struct se_cmd *, bool, int *); void *protocol_data; unsigned char *t_task_cdb; diff --git a/include/trace/events/fs.h b/include/trace/events/fs.h new file mode 100644 index 0000000..fb634b7 --- /dev/null +++ b/include/trace/events/fs.h @@ -0,0 +1,53 @@ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM fs + +#if !defined(_TRACE_FS_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_FS_H + +#include <linux/fs.h> +#include <linux/tracepoint.h> + +TRACE_EVENT(do_sys_open, + + TP_PROTO(const char *filename, int flags, int mode), + + TP_ARGS(filename, flags, mode), + + TP_STRUCT__entry( + __string( filename, filename ) + __field( int, flags ) + __field( int, mode ) + ), + + TP_fast_assign( + __assign_str(filename, filename); + __entry->flags = flags; + __entry->mode = mode; + ), + + TP_printk("\"%s\" %x %o", + __get_str(filename), __entry->flags, __entry->mode) +); + +TRACE_EVENT(open_exec, + + TP_PROTO(const char *filename), + + TP_ARGS(filename), + + TP_STRUCT__entry( + __string( filename, filename ) + ), + + TP_fast_assign( + __assign_str(filename, filename); + ), + + TP_printk("\"%s\"", + __get_str(filename)) +); + +#endif /* _TRACE_FS_H */ + +/* This part must be outside protection */ +#include <trace/define_trace.h> diff --git a/include/trace/events/irq.h b/include/trace/events/irq.h index ff8f6c0..6b6bae3 100644 --- a/include/trace/events/irq.h +++ b/include/trace/events/irq.h @@ -51,7 +51,7 @@ SOFTIRQ_NAME_LIST */ TRACE_EVENT(irq_handler_entry, - TP_PROTO(int irq, struct irqaction *action), + TP_PROTO(int irq, const struct irqaction *action), TP_ARGS(irq, action), @@ -81,7 +81,7 @@ TRACE_EVENT(irq_handler_entry, */ TRACE_EVENT(irq_handler_exit, - TP_PROTO(int irq, struct irqaction *action, int ret), + TP_PROTO(int irq, const struct irqaction *action, int ret), TP_ARGS(irq, action, ret), diff --git a/include/uapi/linux/a.out.h b/include/uapi/linux/a.out.h index 7caf44c..23c6f27 100644 --- a/include/uapi/linux/a.out.h +++ b/include/uapi/linux/a.out.h @@ -39,6 +39,14 @@ enum machine_type { M_MIPS2 = 152 /* MIPS R6000/R4000 binary */ }; +/* Constants for the N_FLAGS field */ +#define F_PAX_PAGEEXEC 1 /* Paging based non-executable pages */ +#define F_PAX_EMUTRAMP 2 /* Emulate trampolines */ +#define F_PAX_MPROTECT 4 /* Restrict mprotect() */ +#define F_PAX_RANDMMAP 8 /* Randomize mmap() base */ +/*#define F_PAX_RANDEXEC 16*/ /* Randomize ET_EXEC base */ +#define F_PAX_SEGMEXEC 32 /* Segmentation based non-executable pages */ + #if !defined (N_MAGIC) #define N_MAGIC(exec) ((exec).a_info & 0xffff) #endif diff --git a/include/uapi/linux/bcache.h b/include/uapi/linux/bcache.h index 22b6ad3..aeba37e 100644 --- a/include/uapi/linux/bcache.h +++ b/include/uapi/linux/bcache.h @@ -5,6 +5,7 @@ * Bcache on disk data structures */ +#include <linux/compiler.h> #include <asm/types.h> #define BITMASK(name, type, field, offset, size) \ @@ -20,8 +21,8 @@ static inline void SET_##name(type *k, __u64 v) \ /* Btree keys - all units are in sectors */ struct bkey { - __u64 high; - __u64 low; + __u64 high __intentional_overflow(-1); + __u64 low __intentional_overflow(-1); __u64 ptr[]; }; diff --git a/include/uapi/linux/byteorder/little_endian.h b/include/uapi/linux/byteorder/little_endian.h index d876736..ccce5c0 100644 --- a/include/uapi/linux/byteorder/little_endian.h +++ b/include/uapi/linux/byteorder/little_endian.h @@ -42,51 +42,51 @@ static inline __le64 __cpu_to_le64p(const __u64 *p) { - return (__force __le64)*p; + return (__force const __le64)*p; } -static inline __u64 __le64_to_cpup(const __le64 *p) +static inline __u64 __intentional_overflow(-1) __le64_to_cpup(const __le64 *p) { - return (__force __u64)*p; + return (__force const __u64)*p; } static inline __le32 __cpu_to_le32p(const __u32 *p) { - return (__force __le32)*p; + return (__force const __le32)*p; } static inline __u32 __le32_to_cpup(const __le32 *p) { - return (__force __u32)*p; + return (__force const __u32)*p; } static inline __le16 __cpu_to_le16p(const __u16 *p) { - return (__force __le16)*p; + return (__force const __le16)*p; } static inline __u16 __le16_to_cpup(const __le16 *p) { - return (__force __u16)*p; + return (__force const __u16)*p; } static inline __be64 __cpu_to_be64p(const __u64 *p) { - return (__force __be64)__swab64p(p); + return (__force const __be64)__swab64p(p); } static inline __u64 __be64_to_cpup(const __be64 *p) { - return __swab64p((__u64 *)p); + return __swab64p((const __u64 *)p); } static inline __be32 __cpu_to_be32p(const __u32 *p) { - return (__force __be32)__swab32p(p); + return (__force const __be32)__swab32p(p); } -static inline __u32 __be32_to_cpup(const __be32 *p) +static inline __u32 __intentional_overflow(-1) __be32_to_cpup(const __be32 *p) { - return __swab32p((__u32 *)p); + return __swab32p((const __u32 *)p); } static inline __be16 __cpu_to_be16p(const __u16 *p) { - return (__force __be16)__swab16p(p); + return (__force const __be16)__swab16p(p); } static inline __u16 __be16_to_cpup(const __be16 *p) { - return __swab16p((__u16 *)p); + return __swab16p((const __u16 *)p); } #define __cpu_to_le64s(x) do { (void)(x); } while (0) #define __le64_to_cpus(x) do { (void)(x); } while (0) diff --git a/include/uapi/linux/connector.h b/include/uapi/linux/connector.h index 4cb2835..cfbc4e2 100644 --- a/include/uapi/linux/connector.h +++ b/include/uapi/linux/connector.h @@ -69,7 +69,7 @@ struct cb_id { struct cn_msg { struct cb_id id; - __u32 seq; + __u32 seq __intentional_overflow(-1); __u32 ack; __u16 len; /* Length of the following data */ diff --git a/include/uapi/linux/elf.h b/include/uapi/linux/elf.h index 71e1d0e..6cc9caf 100644 --- a/include/uapi/linux/elf.h +++ b/include/uapi/linux/elf.h @@ -37,6 +37,17 @@ typedef __s64 Elf64_Sxword; #define PT_GNU_EH_FRAME 0x6474e550 #define PT_GNU_STACK (PT_LOOS + 0x474e551) +#define PT_GNU_RELRO (PT_LOOS + 0x474e552) + +#define PT_PAX_FLAGS (PT_LOOS + 0x5041580) + +/* Constants for the e_flags field */ +#define EF_PAX_PAGEEXEC 1 /* Paging based non-executable pages */ +#define EF_PAX_EMUTRAMP 2 /* Emulate trampolines */ +#define EF_PAX_MPROTECT 4 /* Restrict mprotect() */ +#define EF_PAX_RANDMMAP 8 /* Randomize mmap() base */ +/*#define EF_PAX_RANDEXEC 16*/ /* Randomize ET_EXEC base */ +#define EF_PAX_SEGMEXEC 32 /* Segmentation based non-executable pages */ /* * Extended Numbering @@ -94,6 +105,8 @@ typedef __s64 Elf64_Sxword; #define DT_DEBUG 21 #define DT_TEXTREL 22 #define DT_JMPREL 23 +#define DT_FLAGS 30 + #define DF_TEXTREL 0x00000004 #define DT_ENCODING 32 #define OLD_DT_LOOS 0x60000000 #define DT_LOOS 0x6000000d @@ -240,6 +253,19 @@ typedef struct elf64_hdr { #define PF_W 0x2 #define PF_X 0x1 +#define PF_PAGEEXEC (1U << 4) /* Enable PAGEEXEC */ +#define PF_NOPAGEEXEC (1U << 5) /* Disable PAGEEXEC */ +#define PF_SEGMEXEC (1U << 6) /* Enable SEGMEXEC */ +#define PF_NOSEGMEXEC (1U << 7) /* Disable SEGMEXEC */ +#define PF_MPROTECT (1U << 8) /* Enable MPROTECT */ +#define PF_NOMPROTECT (1U << 9) /* Disable MPROTECT */ +/*#define PF_RANDEXEC (1U << 10)*/ /* Enable RANDEXEC */ +/*#define PF_NORANDEXEC (1U << 11)*/ /* Disable RANDEXEC */ +#define PF_EMUTRAMP (1U << 12) /* Enable EMUTRAMP */ +#define PF_NOEMUTRAMP (1U << 13) /* Disable EMUTRAMP */ +#define PF_RANDMMAP (1U << 14) /* Enable RANDMMAP */ +#define PF_NORANDMMAP (1U << 15) /* Disable RANDMMAP */ + typedef struct elf32_phdr{ Elf32_Word p_type; Elf32_Off p_offset; @@ -332,6 +358,8 @@ typedef struct elf64_shdr { #define EI_OSABI 7 #define EI_PAD 8 +#define EI_PAX 14 + #define ELFMAG0 0x7f /* EI_MAG */ #define ELFMAG1 'E' #define ELFMAG2 'L' diff --git a/include/uapi/linux/personality.h b/include/uapi/linux/personality.h index aa169c4..6a2771d 100644 --- a/include/uapi/linux/personality.h +++ b/include/uapi/linux/personality.h @@ -30,6 +30,7 @@ enum { #define PER_CLEAR_ON_SETID (READ_IMPLIES_EXEC | \ ADDR_NO_RANDOMIZE | \ ADDR_COMPAT_LAYOUT | \ + ADDR_LIMIT_3GB | \ MMAP_PAGE_ZERO) /* diff --git a/include/uapi/linux/screen_info.h b/include/uapi/linux/screen_info.h index 7530e74..e714828 100644 --- a/include/uapi/linux/screen_info.h +++ b/include/uapi/linux/screen_info.h @@ -43,7 +43,8 @@ struct screen_info { __u16 pages; /* 0x32 */ __u16 vesa_attributes; /* 0x34 */ __u32 capabilities; /* 0x36 */ - __u8 _reserved[6]; /* 0x3a */ + __u16 vesapm_size; /* 0x3a */ + __u8 _reserved[4]; /* 0x3c */ } __attribute__((packed)); #define VIDEO_TYPE_MDA 0x10 /* Monochrome Text Display */ diff --git a/include/uapi/linux/swab.h b/include/uapi/linux/swab.h index 0e011eb..0020b3c 100644 --- a/include/uapi/linux/swab.h +++ b/include/uapi/linux/swab.h @@ -43,7 +43,7 @@ * ___swab16, ___swab32, ___swab64, ___swahw32, ___swahb32 */ -static inline __attribute_const__ __u16 __fswab16(__u16 val) +static inline __intentional_overflow(0) __attribute_const__ __u16 __fswab16(__u16 val) { #ifdef __HAVE_BUILTIN_BSWAP16__ return __builtin_bswap16(val); @@ -54,7 +54,7 @@ static inline __attribute_const__ __u16 __fswab16(__u16 val) #endif } -static inline __attribute_const__ __u32 __fswab32(__u32 val) +static inline __intentional_overflow(0) __attribute_const__ __u32 __fswab32(__u32 val) { #ifdef __HAVE_BUILTIN_BSWAP32__ return __builtin_bswap32(val); @@ -65,7 +65,7 @@ static inline __attribute_const__ __u32 __fswab32(__u32 val) #endif } -static inline __attribute_const__ __u64 __fswab64(__u64 val) +static inline __intentional_overflow(0) __attribute_const__ __u64 __fswab64(__u64 val) { #ifdef __HAVE_BUILTIN_BSWAP64__ return __builtin_bswap64(val); diff --git a/include/uapi/linux/xattr.h b/include/uapi/linux/xattr.h index 1590c49..5eab462 100644 --- a/include/uapi/linux/xattr.h +++ b/include/uapi/linux/xattr.h @@ -73,5 +73,9 @@ #define XATTR_POSIX_ACL_DEFAULT "posix_acl_default" #define XATTR_NAME_POSIX_ACL_DEFAULT XATTR_SYSTEM_PREFIX XATTR_POSIX_ACL_DEFAULT +/* User namespace */ +#define XATTR_PAX_PREFIX XATTR_USER_PREFIX "pax." +#define XATTR_PAX_FLAGS_SUFFIX "flags" +#define XATTR_NAME_PAX_FLAGS XATTR_PAX_PREFIX XATTR_PAX_FLAGS_SUFFIX #endif /* _UAPI_LINUX_XATTR_H */ diff --git a/include/video/udlfb.h b/include/video/udlfb.h index f9466fa..f4e2b81 100644 --- a/include/video/udlfb.h +++ b/include/video/udlfb.h @@ -53,10 +53,10 @@ struct dlfb_data { u32 pseudo_palette[256]; int blank_mode; /*one of FB_BLANK_ */ /* blit-only rendering path metrics, exposed through sysfs */ - atomic_t bytes_rendered; /* raw pixel-bytes driver asked to render */ - atomic_t bytes_identical; /* saved effort with backbuffer comparison */ - atomic_t bytes_sent; /* to usb, after compression including overhead */ - atomic_t cpu_kcycles_used; /* transpired during pixel processing */ + atomic_unchecked_t bytes_rendered; /* raw pixel-bytes driver asked to render */ + atomic_unchecked_t bytes_identical; /* saved effort with backbuffer comparison */ + atomic_unchecked_t bytes_sent; /* to usb, after compression including overhead */ + atomic_unchecked_t cpu_kcycles_used; /* transpired during pixel processing */ }; #define NR_USB_REQUEST_I2C_SUB_IO 0x02 diff --git a/include/video/uvesafb.h b/include/video/uvesafb.h index 30f5362..8ed8ac9 100644 --- a/include/video/uvesafb.h +++ b/include/video/uvesafb.h @@ -122,6 +122,7 @@ struct uvesafb_par { u8 ypan; /* 0 - nothing, 1 - ypan, 2 - ywrap */ u8 pmi_setpal; /* PMI for palette changes */ u16 *pmi_base; /* protected mode interface location */ + u8 *pmi_code; /* protected mode code location */ void *pmi_start; void *pmi_pal; u8 *vbe_state_orig; /* diff --git a/init/Kconfig b/init/Kconfig index c24b6f7..e70c4b5 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -633,6 +633,7 @@ config RCU_FAST_NO_HZ config TREE_RCU_TRACE def_bool RCU_TRACE && ( TREE_RCU || PREEMPT_RCU ) select DEBUG_FS + depends on !GRKERNSEC_KMEM help This option provides tracing for the TREE_RCU and PREEMPT_RCU implementations, permitting Makefile to @@ -1156,6 +1157,7 @@ endif # CGROUPS config CHECKPOINT_RESTORE bool "Checkpoint/restore support" if EXPERT select PROC_CHILDREN + depends on !GRKERNSEC default n help Enables additional kernel features in a sake of checkpoint/restore. @@ -1701,7 +1703,7 @@ config SLUB_DEBUG config COMPAT_BRK bool "Disable heap randomization" - default y + default n help Randomizing heap placement makes heap exploits harder, but it also breaks ancient binaries (including anything libc5 based). @@ -2033,7 +2035,7 @@ config INIT_ALL_POSSIBLE config STOP_MACHINE bool default y - depends on (SMP && MODULE_UNLOAD) || HOTPLUG_CPU + depends on (SMP && MODULE_UNLOAD) || HOTPLUG_CPU || GRKERNSEC help Need stop_machine() primitive. diff --git a/init/Makefile b/init/Makefile index 7bc47ee..6da2dc7 100644 --- a/init/Makefile +++ b/init/Makefile @@ -2,6 +2,9 @@ # Makefile for the linux kernel. # +ccflags-y := $(GCC_PLUGINS_CFLAGS) +asflags-y := $(GCC_PLUGINS_AFLAGS) + obj-y := main.o version.o mounts.o ifneq ($(CONFIG_BLK_DEV_INITRD),y) obj-y += noinitramfs.o diff --git a/init/do_mounts.c b/init/do_mounts.c index dea5de9..bbdbb5f 100644 --- a/init/do_mounts.c +++ b/init/do_mounts.c @@ -363,11 +363,11 @@ static void __init get_fs_names(char *page) static int __init do_mount_root(char *name, char *fs, int flags, void *data) { struct super_block *s; - int err = sys_mount(name, "/root", fs, flags, data); + int err = sys_mount((char __force_user *)name, (char __force_user *)"/root", (char __force_user *)fs, flags, (void __force_user *)data); if (err) return err; - sys_chdir("/root"); + sys_chdir((const char __force_user *)"/root"); s = current->fs->pwd.dentry->d_sb; ROOT_DEV = s->s_dev; printk(KERN_INFO @@ -490,18 +490,18 @@ void __init change_floppy(char *fmt, ...) va_start(args, fmt); vsprintf(buf, fmt, args); va_end(args); - fd = sys_open("/dev/root", O_RDWR | O_NDELAY, 0); + fd = sys_open((char __user *)"/dev/root", O_RDWR | O_NDELAY, 0); if (fd >= 0) { sys_ioctl(fd, FDEJECT, 0); sys_close(fd); } printk(KERN_NOTICE "VFS: Insert %s and press ENTER\n", buf); - fd = sys_open("/dev/console", O_RDWR, 0); + fd = sys_open((__force const char __user *)"/dev/console", O_RDWR, 0); if (fd >= 0) { sys_ioctl(fd, TCGETS, (long)&termios); termios.c_lflag &= ~ICANON; sys_ioctl(fd, TCSETSF, (long)&termios); - sys_read(fd, &c, 1); + sys_read(fd, (char __user *)&c, 1); termios.c_lflag |= ICANON; sys_ioctl(fd, TCSETSF, (long)&termios); sys_close(fd); @@ -600,8 +600,8 @@ void __init prepare_namespace(void) mount_root(); out: devtmpfs_mount("dev"); - sys_mount(".", "/", NULL, MS_MOVE, NULL); - sys_chroot("."); + sys_mount((char __force_user *)".", (char __force_user *)"/", NULL, MS_MOVE, NULL); + sys_chroot((const char __force_user *)"."); } static bool is_tmpfs; diff --git a/init/do_mounts.h b/init/do_mounts.h index f5b978a..69dbfe8 100644 --- a/init/do_mounts.h +++ b/init/do_mounts.h @@ -15,15 +15,15 @@ extern int root_mountflags; static inline int create_dev(char *name, dev_t dev) { - sys_unlink(name); - return sys_mknod(name, S_IFBLK|0600, new_encode_dev(dev)); + sys_unlink((char __force_user *)name); + return sys_mknod((char __force_user *)name, S_IFBLK|0600, new_encode_dev(dev)); } #if BITS_PER_LONG == 32 static inline u32 bstat(char *name) { struct stat64 stat; - if (sys_stat64(name, &stat) != 0) + if (sys_stat64((char __force_user *)name, (struct stat64 __force_user *)&stat) != 0) return 0; if (!S_ISBLK(stat.st_mode)) return 0; @@ -35,7 +35,7 @@ static inline u32 bstat(char *name) static inline u32 bstat(char *name) { struct stat stat; - if (sys_newstat(name, &stat) != 0) + if (sys_newstat((const char __force_user *)name, (struct stat __force_user *)&stat) != 0) return 0; if (!S_ISBLK(stat.st_mode)) return 0; diff --git a/init/do_mounts_initrd.c b/init/do_mounts_initrd.c index 3e0878e..8a9d7a0 100644 --- a/init/do_mounts_initrd.c +++ b/init/do_mounts_initrd.c @@ -37,13 +37,13 @@ static int init_linuxrc(struct subprocess_info *info, struct cred *new) { sys_unshare(CLONE_FS | CLONE_FILES); /* stdin/stdout/stderr for /linuxrc */ - sys_open("/dev/console", O_RDWR, 0); + sys_open((const char __force_user *)"/dev/console", O_RDWR, 0); sys_dup(0); sys_dup(0); /* move initrd over / and chdir/chroot in initrd root */ - sys_chdir("/root"); - sys_mount(".", "/", NULL, MS_MOVE, NULL); - sys_chroot("."); + sys_chdir((const char __force_user *)"/root"); + sys_mount((char __force_user *)".", (char __force_user *)"/", NULL, MS_MOVE, NULL); + sys_chroot((const char __force_user *)"."); sys_setsid(); return 0; } @@ -59,8 +59,8 @@ static void __init handle_initrd(void) create_dev("/dev/root.old", Root_RAM0); /* mount initrd on rootfs' /root */ mount_block_root("/dev/root.old", root_mountflags & ~MS_RDONLY); - sys_mkdir("/old", 0700); - sys_chdir("/old"); + sys_mkdir((const char __force_user *)"/old", 0700); + sys_chdir((const char __force_user *)"/old"); /* try loading default modules from initrd */ load_default_modules(); @@ -80,31 +80,31 @@ static void __init handle_initrd(void) current->flags &= ~PF_FREEZER_SKIP; /* move initrd to rootfs' /old */ - sys_mount("..", ".", NULL, MS_MOVE, NULL); + sys_mount((char __force_user *)"..", (char __force_user *)".", NULL, MS_MOVE, NULL); /* switch root and cwd back to / of rootfs */ - sys_chroot(".."); + sys_chroot((const char __force_user *)".."); if (new_decode_dev(real_root_dev) == Root_RAM0) { - sys_chdir("/old"); + sys_chdir((const char __force_user *)"/old"); return; } - sys_chdir("/"); + sys_chdir((const char __force_user *)"/"); ROOT_DEV = new_decode_dev(real_root_dev); mount_root(); printk(KERN_NOTICE "Trying to move old root to /initrd ... "); - error = sys_mount("/old", "/root/initrd", NULL, MS_MOVE, NULL); + error = sys_mount((char __force_user *)"/old", (char __force_user *)"/root/initrd", NULL, MS_MOVE, NULL); if (!error) printk("okay\n"); else { - int fd = sys_open("/dev/root.old", O_RDWR, 0); + int fd = sys_open((const char __force_user *)"/dev/root.old", O_RDWR, 0); if (error == -ENOENT) printk("/initrd does not exist. Ignored.\n"); else printk("failed\n"); printk(KERN_NOTICE "Unmounting old root\n"); - sys_umount("/old", MNT_DETACH); + sys_umount((char __force_user *)"/old", MNT_DETACH); printk(KERN_NOTICE "Trying to free ramdisk memory ... "); if (fd < 0) { error = fd; @@ -127,11 +127,11 @@ int __init initrd_load(void) * mounted in the normal path. */ if (rd_load_image("/initrd.image") && ROOT_DEV != Root_RAM0) { - sys_unlink("/initrd.image"); + sys_unlink((const char __force_user *)"/initrd.image"); handle_initrd(); return 1; } } - sys_unlink("/initrd.image"); + sys_unlink((const char __force_user *)"/initrd.image"); return 0; } diff --git a/init/do_mounts_md.c b/init/do_mounts_md.c index 8cb6db5..d729f50 100644 --- a/init/do_mounts_md.c +++ b/init/do_mounts_md.c @@ -180,7 +180,7 @@ static void __init md_setup_drive(void) partitioned ? "_d" : "", minor, md_setup_args[ent].device_names); - fd = sys_open(name, 0, 0); + fd = sys_open((char __force_user *)name, 0, 0); if (fd < 0) { printk(KERN_ERR "md: open failed - cannot start " "array %s\n", name); @@ -243,7 +243,7 @@ static void __init md_setup_drive(void) * array without it */ sys_close(fd); - fd = sys_open(name, 0, 0); + fd = sys_open((char __force_user *)name, 0, 0); sys_ioctl(fd, BLKRRPART, 0); } sys_close(fd); @@ -293,7 +293,7 @@ static void __init autodetect_raid(void) wait_for_device_probe(); - fd = sys_open("/dev/md0", 0, 0); + fd = sys_open((const char __force_user *) "/dev/md0", 0, 0); if (fd >= 0) { sys_ioctl(fd, RAID_AUTORUN, raid_autopart); sys_close(fd); diff --git a/init/init_task.c b/init/init_task.c index ba0a7f36..2bcf1d5 100644 --- a/init/init_task.c +++ b/init/init_task.c @@ -22,5 +22,9 @@ EXPORT_SYMBOL(init_task); * Initial thread structure. Alignment of this is handled by a special * linker map entry. */ +#ifdef CONFIG_X86 +union thread_union init_thread_union __init_task_data; +#else union thread_union init_thread_union __init_task_data = { INIT_THREAD_INFO(init_task) }; +#endif diff --git a/init/initramfs.c b/init/initramfs.c index b32ad7d..05f6420 100644 --- a/init/initramfs.c +++ b/init/initramfs.c @@ -25,7 +25,7 @@ static ssize_t __init xwrite(int fd, const char *p, size_t count) /* sys_write only can write MAX_RW_COUNT aka 2G-4K bytes at most */ while (count) { - ssize_t rv = sys_write(fd, p, count); + ssize_t rv = sys_write(fd, (char __force_user *)p, count); if (rv < 0) { if (rv == -EINTR || rv == -EAGAIN) @@ -107,7 +107,7 @@ static void __init free_hash(void) } } -static long __init do_utime(char *filename, time_t mtime) +static long __init do_utime(char __force_user *filename, time_t mtime) { struct timespec t[2]; @@ -142,7 +142,7 @@ static void __init dir_utime(void) struct dir_entry *de, *tmp; list_for_each_entry_safe(de, tmp, &dir_list, list) { list_del(&de->list); - do_utime(de->name, de->mtime); + do_utime((char __force_user *)de->name, de->mtime); kfree(de->name); kfree(de); } @@ -304,7 +304,7 @@ static int __init maybe_link(void) if (nlink >= 2) { char *old = find_link(major, minor, ino, mode, collected); if (old) - return (sys_link(old, collected) < 0) ? -1 : 1; + return (sys_link((char __force_user *)old, (char __force_user *)collected) < 0) ? -1 : 1; } return 0; } @@ -313,11 +313,11 @@ static void __init clean_path(char *path, umode_t fmode) { struct stat st; - if (!sys_newlstat(path, &st) && (st.st_mode ^ fmode) & S_IFMT) { + if (!sys_newlstat((char __force_user *)path, (struct stat __force_user *)&st) && (st.st_mode ^ fmode) & S_IFMT) { if (S_ISDIR(st.st_mode)) - sys_rmdir(path); + sys_rmdir((char __force_user *)path); else - sys_unlink(path); + sys_unlink((char __force_user *)path); } } @@ -338,7 +338,7 @@ static int __init do_name(void) int openflags = O_WRONLY|O_CREAT; if (ml != 1) openflags |= O_TRUNC; - wfd = sys_open(collected, openflags, mode); + wfd = sys_open((char __force_user *)collected, openflags, mode); if (wfd >= 0) { sys_fchown(wfd, uid, gid); @@ -350,17 +350,17 @@ static int __init do_name(void) } } } else if (S_ISDIR(mode)) { - sys_mkdir(collected, mode); - sys_chown(collected, uid, gid); - sys_chmod(collected, mode); + sys_mkdir((char __force_user *)collected, mode); + sys_chown((char __force_user *)collected, uid, gid); + sys_chmod((char __force_user *)collected, mode); dir_add(collected, mtime); } else if (S_ISBLK(mode) || S_ISCHR(mode) || S_ISFIFO(mode) || S_ISSOCK(mode)) { if (maybe_link() == 0) { - sys_mknod(collected, mode, rdev); - sys_chown(collected, uid, gid); - sys_chmod(collected, mode); - do_utime(collected, mtime); + sys_mknod((char __force_user *)collected, mode, rdev); + sys_chown((char __force_user *)collected, uid, gid); + sys_chmod((char __force_user *)collected, mode); + do_utime((char __force_user *)collected, mtime); } } return 0; @@ -372,7 +372,7 @@ static int __init do_copy(void) if (xwrite(wfd, victim, body_len) != body_len) error("write error"); sys_close(wfd); - do_utime(vcollected, mtime); + do_utime((char __force_user *)vcollected, mtime); kfree(vcollected); eat(body_len); state = SkipIt; @@ -390,9 +390,9 @@ static int __init do_symlink(void) { collected[N_ALIGN(name_len) + body_len] = '\0'; clean_path(collected, 0); - sys_symlink(collected + N_ALIGN(name_len), collected); - sys_lchown(collected, uid, gid); - do_utime(collected, mtime); + sys_symlink((char __force_user *)collected + N_ALIGN(name_len), (char __force_user *)collected); + sys_lchown((char __force_user *)collected, uid, gid); + do_utime((char __force_user *)collected, mtime); state = SkipIt; next_state = Reset; return 0; diff --git a/init/main.c b/init/main.c index 9e64d70..2f40cd9 100644 --- a/init/main.c +++ b/init/main.c @@ -97,6 +97,8 @@ extern void radix_tree_init(void); static inline void mark_rodata_ro(void) { } #endif +extern void grsecurity_init(void); + /* * Debug helper: via this flag we know that we are in 'early bootup code' * where only the boot processor is running with IRQ disabled. This means @@ -158,6 +160,48 @@ static int __init set_reset_devices(char *str) __setup("reset_devices", set_reset_devices); +#ifdef CONFIG_GRKERNSEC_PROC_USERGROUP +kgid_t grsec_proc_gid = KGIDT_INIT(CONFIG_GRKERNSEC_PROC_GID); +static int __init setup_grsec_proc_gid(char *str) +{ + grsec_proc_gid = KGIDT_INIT(simple_strtol(str, NULL, 0)); + return 1; +} +__setup("grsec_proc_gid=", setup_grsec_proc_gid); +#endif +#ifdef CONFIG_GRKERNSEC_SYSFS_RESTRICT +int grsec_enable_sysfs_restrict = 1; +static int __init setup_grsec_sysfs_restrict(char *str) +{ + if (!simple_strtol(str, NULL, 0)) + grsec_enable_sysfs_restrict = 0; + return 1; +} +__setup("grsec_sysfs_restrict", setup_grsec_sysfs_restrict); +#endif + +#ifdef CONFIG_PAX_SOFTMODE +int pax_softmode; + +static int __init setup_pax_softmode(char *str) +{ + get_option(&str, &pax_softmode); + return 1; +} +__setup("pax_softmode=", setup_pax_softmode); +#endif + +#ifdef CONFIG_PAX_SIZE_OVERFLOW +bool pax_size_overflow_report_only __read_only; + +static int __init setup_pax_size_overflow_report_only(char *str) +{ + pax_size_overflow_report_only = true; + return 0; +} +early_param("pax_size_overflow_report_only", setup_pax_size_overflow_report_only); +#endif + static const char *argv_init[MAX_INIT_ARGS+2] = { "init", NULL, }; const char *envp_init[MAX_INIT_ENVS+2] = { "HOME=/", "TERM=linux", NULL, }; static const char *panic_later, *panic_param; @@ -731,7 +775,7 @@ static bool __init_or_module initcall_blacklisted(initcall_t fn) struct blacklist_entry *entry; char *fn_name; - fn_name = kasprintf(GFP_KERNEL, "%pf", fn); + fn_name = kasprintf(GFP_KERNEL, "%pX", fn); if (!fn_name) return false; @@ -783,7 +827,7 @@ int __init_or_module do_one_initcall(initcall_t fn) { int count = preempt_count(); int ret; - char msgbuf[64]; + const char *msg1 = "", *msg2 = ""; if (initcall_blacklisted(fn)) return -EPERM; @@ -793,18 +837,17 @@ int __init_or_module do_one_initcall(initcall_t fn) else ret = fn(); - msgbuf[0] = 0; - if (preempt_count() != count) { - sprintf(msgbuf, "preemption imbalance "); + msg1 = " preemption imbalance"; preempt_count_set(count); } if (irqs_disabled()) { - strlcat(msgbuf, "disabled interrupts ", sizeof(msgbuf)); + msg2 = " disabled interrupts"; local_irq_enable(); } - WARN(msgbuf[0], "initcall %pF returned with %s\n", fn, msgbuf); + WARN(*msg1 || *msg2, "initcall %pF returned with%s%s\n", fn, msg1, msg2); + add_latent_entropy(); return ret; } @@ -909,8 +952,8 @@ static int run_init_process(const char *init_filename) { argv_init[0] = init_filename; return do_execve(getname_kernel(init_filename), - (const char __user *const __user *)argv_init, - (const char __user *const __user *)envp_init); + (const char __user *const __force_user *)argv_init, + (const char __user *const __force_user *)envp_init); } static int try_to_run_init_process(const char *init_filename) @@ -927,6 +970,10 @@ static int try_to_run_init_process(const char *init_filename) return ret; } +#ifdef CONFIG_GRKERNSEC_CHROOT_INITRD +extern int gr_init_ran; +#endif + static noinline void __init kernel_init_freeable(void); static int __ref kernel_init(void *unused) @@ -951,6 +998,11 @@ static int __ref kernel_init(void *unused) ramdisk_execute_command, ret); } +#ifdef CONFIG_GRKERNSEC_CHROOT_INITRD + /* if no initrd was used, be extra sure we enforce chroot restrictions */ + gr_init_ran = 1; +#endif + /* * We try each of these until one succeeds. * @@ -1008,7 +1060,7 @@ static noinline void __init kernel_init_freeable(void) do_basic_setup(); /* Open the /dev/console on the rootfs, this should never fail */ - if (sys_open((const char __user *) "/dev/console", O_RDWR, 0) < 0) + if (sys_open((const char __force_user *) "/dev/console", O_RDWR, 0) < 0) pr_err("Warning: unable to open an initial console.\n"); (void) sys_dup(0); @@ -1021,11 +1073,13 @@ static noinline void __init kernel_init_freeable(void) if (!ramdisk_execute_command) ramdisk_execute_command = "/init"; - if (sys_access((const char __user *) ramdisk_execute_command, 0) != 0) { + if (sys_access((const char __force_user *) ramdisk_execute_command, 0) != 0) { ramdisk_execute_command = NULL; prepare_namespace(); } + grsecurity_init(); + /* * Ok, we have completed the initial bootup, and * we're essentially up and running. Get rid of the diff --git a/ipc/compat.c b/ipc/compat.c index 9b3c85f..5266b0f 100644 --- a/ipc/compat.c +++ b/ipc/compat.c @@ -396,7 +396,7 @@ COMPAT_SYSCALL_DEFINE6(ipc, u32, call, int, first, int, second, COMPAT_SHMLBA); if (err < 0) return err; - return put_user(raddr, (compat_ulong_t *)compat_ptr(third)); + return put_user(raddr, (compat_ulong_t __user *)compat_ptr(third)); } case SHMDT: return sys_shmdt(compat_ptr(ptr)); @@ -747,7 +747,7 @@ COMPAT_SYSCALL_DEFINE3(shmctl, int, first, int, second, void __user *, uptr) } COMPAT_SYSCALL_DEFINE4(semtimedop, int, semid, struct sembuf __user *, tsems, - unsigned, nsops, + compat_long_t, nsops, const struct compat_timespec __user *, timeout) { struct timespec __user *ts64; diff --git a/ipc/ipc_sysctl.c b/ipc/ipc_sysctl.c index 8ad93c2..54036e1 100644 --- a/ipc/ipc_sysctl.c +++ b/ipc/ipc_sysctl.c @@ -30,7 +30,7 @@ static void *get_ipc(struct ctl_table *table) static int proc_ipc_dointvec(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { - struct ctl_table ipc_table; + ctl_table_no_const ipc_table; memcpy(&ipc_table, table, sizeof(ipc_table)); ipc_table.data = get_ipc(table); @@ -41,7 +41,7 @@ static int proc_ipc_dointvec(struct ctl_table *table, int write, static int proc_ipc_dointvec_minmax(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { - struct ctl_table ipc_table; + ctl_table_no_const ipc_table; memcpy(&ipc_table, table, sizeof(ipc_table)); ipc_table.data = get_ipc(table); @@ -65,7 +65,7 @@ static int proc_ipc_dointvec_minmax_orphans(struct ctl_table *table, int write, static int proc_ipc_doulongvec_minmax(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { - struct ctl_table ipc_table; + ctl_table_no_const ipc_table; memcpy(&ipc_table, table, sizeof(ipc_table)); ipc_table.data = get_ipc(table); @@ -76,7 +76,7 @@ static int proc_ipc_doulongvec_minmax(struct ctl_table *table, int write, static int proc_ipc_auto_msgmni(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { - struct ctl_table ipc_table; + ctl_table_no_const ipc_table; int dummy = 0; memcpy(&ipc_table, table, sizeof(ipc_table)); @@ -99,6 +99,8 @@ static int proc_ipc_auto_msgmni(struct ctl_table *table, int write, static int zero; static int one = 1; static int int_max = INT_MAX; +static unsigned long long_zero = 0; +static unsigned long long_max = LONG_MAX; static struct ctl_table ipc_kern_table[] = { { @@ -107,6 +109,8 @@ static struct ctl_table ipc_kern_table[] = { .maxlen = sizeof(init_ipc_ns.shm_ctlmax), .mode = 0644, .proc_handler = proc_ipc_doulongvec_minmax, + .extra1 = &long_zero, + .extra2 = &long_max, }, { .procname = "shmall", @@ -114,6 +118,8 @@ static struct ctl_table ipc_kern_table[] = { .maxlen = sizeof(init_ipc_ns.shm_ctlall), .mode = 0644, .proc_handler = proc_ipc_doulongvec_minmax, + .extra1 = &long_zero, + .extra2 = &long_max, }, { .procname = "shmmni", diff --git a/ipc/mq_sysctl.c b/ipc/mq_sysctl.c index 68d4e95..1477ded 100644 --- a/ipc/mq_sysctl.c +++ b/ipc/mq_sysctl.c @@ -25,7 +25,7 @@ static void *get_mq(struct ctl_table *table) static int proc_mq_dointvec(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { - struct ctl_table mq_table; + ctl_table_no_const mq_table; memcpy(&mq_table, table, sizeof(mq_table)); mq_table.data = get_mq(table); @@ -35,7 +35,7 @@ static int proc_mq_dointvec(struct ctl_table *table, int write, static int proc_mq_dointvec_minmax(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { - struct ctl_table mq_table; + ctl_table_no_const mq_table; memcpy(&mq_table, table, sizeof(mq_table)); mq_table.data = get_mq(table); diff --git a/ipc/mqueue.c b/ipc/mqueue.c index 161a180..be31d93 100644 --- a/ipc/mqueue.c +++ b/ipc/mqueue.c @@ -274,6 +274,7 @@ static struct inode *mqueue_get_inode(struct super_block *sb, mq_bytes = mq_treesize + (info->attr.mq_maxmsg * info->attr.mq_msgsize); + gr_learn_resource(current, RLIMIT_MSGQUEUE, u->mq_bytes + mq_bytes, 1); spin_lock(&mq_lock); if (u->mq_bytes + mq_bytes < u->mq_bytes || u->mq_bytes + mq_bytes > rlimit(RLIMIT_MSGQUEUE)) { diff --git a/ipc/msg.c b/ipc/msg.c index 1471db9..dbdcf7f 100644 --- a/ipc/msg.c +++ b/ipc/msg.c @@ -1041,7 +1041,8 @@ void msg_exit_ns(struct ipc_namespace *ns) static int sysvipc_msg_proc_show(struct seq_file *s, void *it) { struct user_namespace *user_ns = seq_user_ns(s); - struct msg_queue *msq = it; + struct kern_ipc_perm *perm = it; + struct msg_queue *msq = container_of(perm, struct msg_queue, q_perm); seq_printf(s, "%10d %10d %4o %10lu %10lu %5u %5u %5u %5u %5u %5u %10lu %10lu %10lu\n", diff --git a/ipc/sem.c b/ipc/sem.c index b471e5a..cb0c603 100644 --- a/ipc/sem.c +++ b/ipc/sem.c @@ -1790,7 +1790,7 @@ static int get_queue_result(struct sem_queue *q) } SYSCALL_DEFINE4(semtimedop, int, semid, struct sembuf __user *, tsops, - unsigned, nsops, const struct timespec __user *, timeout) + long, nsops, const struct timespec __user *, timeout) { int error = -EINVAL; struct sem_array *sma; @@ -2025,7 +2025,7 @@ out_free: } SYSCALL_DEFINE3(semop, int, semid, struct sembuf __user *, tsops, - unsigned, nsops) + long, nsops) { return sys_semtimedop(semid, tsops, nsops, NULL); } @@ -2180,7 +2180,8 @@ void exit_sem(struct task_struct *tsk) static int sysvipc_sem_proc_show(struct seq_file *s, void *it) { struct user_namespace *user_ns = seq_user_ns(s); - struct sem_array *sma = it; + struct kern_ipc_perm *perm = it; + struct sem_array *sma = container_of(perm, struct sem_array, sem_perm); time_t sem_otime; /* diff --git a/ipc/shm.c b/ipc/shm.c index 4178727..fc727aa 100644 --- a/ipc/shm.c +++ b/ipc/shm.c @@ -72,6 +72,14 @@ static void shm_destroy(struct ipc_namespace *ns, struct shmid_kernel *shp); static int sysvipc_shm_proc_show(struct seq_file *s, void *it); #endif +#ifdef CONFIG_GRKERNSEC +extern int gr_handle_shmat(const pid_t shm_cprid, const pid_t shm_lapid, + const u64 shm_createtime, const kuid_t cuid, + const int shmid); +extern int gr_chroot_shmat(const pid_t shm_cprid, const pid_t shm_lapid, + const u64 shm_createtime); +#endif + void shm_init_ns(struct ipc_namespace *ns) { ns->shm_ctlmax = SHMMAX; @@ -555,6 +563,9 @@ static int newseg(struct ipc_namespace *ns, struct ipc_params *params) shp->shm_lprid = 0; shp->shm_atim = shp->shm_dtim = 0; shp->shm_ctim = get_seconds(); +#ifdef CONFIG_GRKERNSEC + shp->shm_createtime = ktime_get_ns(); +#endif shp->shm_segsz = size; shp->shm_nattch = 0; shp->shm_file = file; @@ -1098,6 +1109,12 @@ long do_shmat(int shmid, char __user *shmaddr, int shmflg, ulong *raddr, f_mode = FMODE_READ | FMODE_WRITE; } if (shmflg & SHM_EXEC) { + +#ifdef CONFIG_PAX_MPROTECT + if (current->mm->pax_flags & MF_PAX_MPROTECT) + goto out; +#endif + prot |= PROT_EXEC; acc_mode |= S_IXUGO; } @@ -1122,6 +1139,15 @@ long do_shmat(int shmid, char __user *shmaddr, int shmflg, ulong *raddr, if (err) goto out_unlock; +#ifdef CONFIG_GRKERNSEC + if (!gr_handle_shmat(shp->shm_cprid, shp->shm_lapid, shp->shm_createtime, + shp->shm_perm.cuid, shmid) || + !gr_chroot_shmat(shp->shm_cprid, shp->shm_lapid, shp->shm_createtime)) { + err = -EACCES; + goto out_unlock; + } +#endif + ipc_lock_object(&shp->shm_perm); /* check if shm_destroy() is tearing down shp */ @@ -1134,6 +1160,9 @@ long do_shmat(int shmid, char __user *shmaddr, int shmflg, ulong *raddr, path = shp->shm_file->f_path; path_get(&path); shp->shm_nattch++; +#ifdef CONFIG_GRKERNSEC + shp->shm_lapid = current->pid; +#endif size = i_size_read(d_inode(path.dentry)); ipc_unlock_object(&shp->shm_perm); rcu_read_unlock(); @@ -1332,7 +1361,8 @@ SYSCALL_DEFINE1(shmdt, char __user *, shmaddr) static int sysvipc_shm_proc_show(struct seq_file *s, void *it) { struct user_namespace *user_ns = seq_user_ns(s); - struct shmid_kernel *shp = it; + struct kern_ipc_perm *perm = it; + struct shmid_kernel *shp = container_of(perm, struct shmid_kernel, shm_perm); unsigned long rss = 0, swp = 0; shm_add_rss_swap(shp, &rss, &swp); diff --git a/ipc/util.c b/ipc/util.c index 0f401d9..049b0ff 100644 --- a/ipc/util.c +++ b/ipc/util.c @@ -71,6 +71,8 @@ struct ipc_proc_iface { int (*show)(struct seq_file *, void *); }; +extern int gr_ipc_permitted(struct ipc_namespace *ns, struct kern_ipc_perm *ipcp, int requested_mode, int granted_mode); + /** * ipc_init - initialise ipc subsystem * @@ -494,6 +496,10 @@ int ipcperms(struct ipc_namespace *ns, struct kern_ipc_perm *ipcp, short flag) granted_mode >>= 6; else if (in_group_p(ipcp->cgid) || in_group_p(ipcp->gid)) granted_mode >>= 3; + + if (!gr_ipc_permitted(ns, ipcp, requested_mode, granted_mode)) + return -1; + /* is there some bit set in requested_mode but not in granted_mode? */ if ((requested_mode & ~granted_mode & 0007) && !ns_capable(ns->user_ns, CAP_IPC_OWNER)) diff --git a/kernel/audit.c b/kernel/audit.c index 662c007..50ad01c 100644 --- a/kernel/audit.c +++ b/kernel/audit.c @@ -124,7 +124,7 @@ u32 audit_sig_sid = 0; 3) suppressed due to audit_rate_limit 4) suppressed due to audit_backlog_limit */ -static atomic_t audit_lost = ATOMIC_INIT(0); +static atomic_unchecked_t audit_lost = ATOMIC_INIT(0); /* The netlink socket. */ static struct sock *audit_sock; @@ -258,7 +258,7 @@ void audit_log_lost(const char *message) unsigned long now; int print; - atomic_inc(&audit_lost); + atomic_inc_unchecked(&audit_lost); print = (audit_failure == AUDIT_FAIL_PANIC || !audit_rate_limit); @@ -275,7 +275,7 @@ void audit_log_lost(const char *message) if (print) { if (printk_ratelimit()) pr_warn("audit_lost=%u audit_rate_limit=%u audit_backlog_limit=%u\n", - atomic_read(&audit_lost), + atomic_read_unchecked(&audit_lost), audit_rate_limit, audit_backlog_limit); audit_panic(message); @@ -833,7 +833,7 @@ static int audit_receive_msg(struct sk_buff *skb, struct nlmsghdr *nlh) s.pid = audit_pid; s.rate_limit = audit_rate_limit; s.backlog_limit = audit_backlog_limit; - s.lost = atomic_read(&audit_lost); + s.lost = atomic_read_unchecked(&audit_lost); s.backlog = skb_queue_len(&audit_skb_queue); s.feature_bitmap = AUDIT_FEATURE_BITMAP_ALL; s.backlog_wait_time = audit_backlog_wait_time_master; diff --git a/kernel/auditsc.c b/kernel/auditsc.c index b86cc04..dfbfd4e 100644 --- a/kernel/auditsc.c +++ b/kernel/auditsc.c @@ -1024,7 +1024,7 @@ static int audit_log_single_execve_arg(struct audit_context *context, * for strings that are too long, we should not have created * any. */ - if (WARN_ON_ONCE(len < 0 || len > MAX_ARG_STRLEN - 1)) { + if (WARN_ON_ONCE(len > MAX_ARG_STRLEN - 1)) { send_sig(SIGKILL, current, 0); return -1; } @@ -1955,7 +1955,7 @@ int auditsc_get_stamp(struct audit_context *ctx, } /* global counter which is incremented every time something logs in */ -static atomic_t session_id = ATOMIC_INIT(0); +static atomic_unchecked_t session_id = ATOMIC_INIT(0); static int audit_set_loginuid_perm(kuid_t loginuid) { @@ -2022,7 +2022,7 @@ int audit_set_loginuid(kuid_t loginuid) /* are we setting or clearing? */ if (uid_valid(loginuid)) - sessionid = (unsigned int)atomic_inc_return(&session_id); + sessionid = (unsigned int)atomic_inc_return_unchecked(&session_id); task->sessionid = sessionid; task->loginuid = loginuid; diff --git a/kernel/bpf/core.c b/kernel/bpf/core.c index 67c380c..46c3968 100644 --- a/kernel/bpf/core.c +++ b/kernel/bpf/core.c @@ -145,14 +145,17 @@ bpf_jit_binary_alloc(unsigned int proglen, u8 **image_ptr, * random section of illegal instructions. */ size = round_up(proglen + sizeof(*hdr) + 128, PAGE_SIZE); - hdr = module_alloc(size); + hdr = module_alloc_exec(size); if (hdr == NULL) return NULL; /* Fill space with illegal/arch-dep instructions. */ bpf_fill_ill_insns(hdr, size); + pax_open_kernel(); hdr->pages = size / PAGE_SIZE; + pax_close_kernel(); + hole = min_t(unsigned int, size - (proglen + sizeof(*hdr)), PAGE_SIZE - sizeof(*hdr)); start = (prandom_u32() % hole) & ~(alignment - 1); @@ -165,7 +168,7 @@ bpf_jit_binary_alloc(unsigned int proglen, u8 **image_ptr, void bpf_jit_binary_free(struct bpf_binary_header *hdr) { - module_memfree(hdr); + module_memfree_exec(hdr); } #endif /* CONFIG_BPF_JIT */ diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c index 35bac8e..8de1d69 100644 --- a/kernel/bpf/syscall.c +++ b/kernel/bpf/syscall.c @@ -596,11 +596,15 @@ SYSCALL_DEFINE3(bpf, int, cmd, union bpf_attr __user *, uattr, unsigned int, siz int err; /* the syscall is limited to root temporarily. This restriction will be - * lifted when security audit is clean. Note that eBPF+tracing must have - * this restriction, since it may pass kernel data to user space + * lifted by upstream when a half-assed security audit is clean. Note + * that eBPF+tracing must have this restriction, since it may pass + * kernel data to user space */ if (!capable(CAP_SYS_ADMIN)) return -EPERM; +#ifdef CONFIG_GRKERNSEC + return -EPERM; +#endif if (!access_ok(VERIFY_READ, uattr, 1)) return -EFAULT; diff --git a/kernel/capability.c b/kernel/capability.c index 45432b5..988f1e4 100644 --- a/kernel/capability.c +++ b/kernel/capability.c @@ -193,6 +193,9 @@ SYSCALL_DEFINE2(capget, cap_user_header_t, header, cap_user_data_t, dataptr) * before modification is attempted and the application * fails. */ + if (tocopy > ARRAY_SIZE(kdata)) + return -EFAULT; + if (copy_to_user(dataptr, kdata, tocopy * sizeof(struct __user_cap_data_struct))) { return -EFAULT; @@ -298,10 +301,11 @@ bool has_ns_capability(struct task_struct *t, int ret; rcu_read_lock(); - ret = security_capable(__task_cred(t), ns, cap); + ret = security_capable(__task_cred(t), ns, cap) == 0 && + gr_task_is_capable(t, __task_cred(t), cap); rcu_read_unlock(); - return (ret == 0); + return ret; } /** @@ -338,10 +342,10 @@ bool has_ns_capability_noaudit(struct task_struct *t, int ret; rcu_read_lock(); - ret = security_capable_noaudit(__task_cred(t), ns, cap); + ret = security_capable_noaudit(__task_cred(t), ns, cap) == 0 && gr_task_is_capable_nolog(t, cap); rcu_read_unlock(); - return (ret == 0); + return ret; } /** @@ -379,7 +383,7 @@ bool ns_capable(struct user_namespace *ns, int cap) BUG(); } - if (security_capable(current_cred(), ns, cap) == 0) { + if (security_capable(current_cred(), ns, cap) == 0 && gr_is_capable(cap)) { current->flags |= PF_SUPERPRIV; return true; } @@ -387,6 +391,20 @@ bool ns_capable(struct user_namespace *ns, int cap) } EXPORT_SYMBOL(ns_capable); +bool ns_capable_nolog(struct user_namespace *ns, int cap) +{ + if (unlikely(!cap_valid(cap))) { + pr_crit("capable_nolog() called with invalid cap=%u\n", cap); + BUG(); + } + + if (security_capable_noaudit(current_cred(), ns, cap) == 0 && gr_is_capable_nolog(cap)) { + current->flags |= PF_SUPERPRIV; + return true; + } + return false; +} +EXPORT_SYMBOL(ns_capable_nolog); /** * capable - Determine if the current task has a superior capability in effect @@ -403,6 +421,13 @@ bool capable(int cap) return ns_capable(&init_user_ns, cap); } EXPORT_SYMBOL(capable); + +bool capable_nolog(int cap) +{ + return ns_capable_nolog(&init_user_ns, cap); +} +EXPORT_SYMBOL(capable_nolog); + #endif /* CONFIG_MULTIUSER */ /** @@ -447,3 +472,12 @@ bool capable_wrt_inode_uidgid(const struct inode *inode, int cap) kgid_has_mapping(ns, inode->i_gid); } EXPORT_SYMBOL(capable_wrt_inode_uidgid); + +bool capable_wrt_inode_uidgid_nolog(const struct inode *inode, int cap) +{ + struct user_namespace *ns = current_user_ns(); + + return ns_capable_nolog(ns, cap) && kuid_has_mapping(ns, inode->i_uid) && + kgid_has_mapping(ns, inode->i_gid); +} +EXPORT_SYMBOL(capable_wrt_inode_uidgid_nolog); diff --git a/kernel/cgroup.c b/kernel/cgroup.c index 2c9eae6..71ca037 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c @@ -5503,6 +5503,9 @@ static void cgroup_release_agent(struct work_struct *work) if (!pathbuf || !agentbuf) goto out; + if (agentbuf[0] == '\0') + goto out; + path = cgroup_path(cgrp, pathbuf, PATH_MAX); if (!path) goto out; @@ -5690,7 +5693,7 @@ static int cgroup_css_links_read(struct seq_file *seq, void *v) struct task_struct *task; int count = 0; - seq_printf(seq, "css_set %p\n", cset); + seq_printf(seq, "css_set %pK\n", cset); list_for_each_entry(task, &cset->tasks, cg_list) { if (count++ > MAX_TASKS_SHOWN_PER_CSS) diff --git a/kernel/compat.c b/kernel/compat.c index 333d364..762ec00 100644 --- a/kernel/compat.c +++ b/kernel/compat.c @@ -13,6 +13,7 @@ #include <linux/linkage.h> #include <linux/compat.h> +#include <linux/module.h> #include <linux/errno.h> #include <linux/time.h> #include <linux/signal.h> @@ -220,7 +221,7 @@ static long compat_nanosleep_restart(struct restart_block *restart) mm_segment_t oldfs; long ret; - restart->nanosleep.rmtp = (struct timespec __user *) &rmt; + restart->nanosleep.rmtp = (struct timespec __force_user *) &rmt; oldfs = get_fs(); set_fs(KERNEL_DS); ret = hrtimer_nanosleep_restart(restart); @@ -252,7 +253,7 @@ COMPAT_SYSCALL_DEFINE2(nanosleep, struct compat_timespec __user *, rqtp, oldfs = get_fs(); set_fs(KERNEL_DS); ret = hrtimer_nanosleep(&tu, - rmtp ? (struct timespec __user *)&rmt : NULL, + rmtp ? (struct timespec __force_user *)&rmt : NULL, HRTIMER_MODE_REL, CLOCK_MONOTONIC); set_fs(oldfs); @@ -378,7 +379,7 @@ COMPAT_SYSCALL_DEFINE1(sigpending, compat_old_sigset_t __user *, set) mm_segment_t old_fs = get_fs(); set_fs(KERNEL_DS); - ret = sys_sigpending((old_sigset_t __user *) &s); + ret = sys_sigpending((old_sigset_t __force_user *) &s); set_fs(old_fs); if (ret == 0) ret = put_user(s, set); @@ -468,7 +469,7 @@ COMPAT_SYSCALL_DEFINE2(old_getrlimit, unsigned int, resource, mm_segment_t old_fs = get_fs(); set_fs(KERNEL_DS); - ret = sys_old_getrlimit(resource, (struct rlimit __user *)&r); + ret = sys_old_getrlimit(resource, (struct rlimit __force_user *)&r); set_fs(old_fs); if (!ret) { @@ -550,8 +551,8 @@ COMPAT_SYSCALL_DEFINE4(wait4, set_fs (KERNEL_DS); ret = sys_wait4(pid, (stat_addr ? - (unsigned int __user *) &status : NULL), - options, (struct rusage __user *) &r); + (unsigned int __force_user *) &status : NULL), + options, (struct rusage __force_user *) &r); set_fs (old_fs); if (ret > 0) { @@ -577,8 +578,8 @@ COMPAT_SYSCALL_DEFINE5(waitid, memset(&info, 0, sizeof(info)); set_fs(KERNEL_DS); - ret = sys_waitid(which, pid, (siginfo_t __user *)&info, options, - uru ? (struct rusage __user *)&ru : NULL); + ret = sys_waitid(which, pid, (siginfo_t __force_user *)&info, options, + uru ? (struct rusage __force_user *)&ru : NULL); set_fs(old_fs); if ((ret < 0) || (info.si_signo == 0)) @@ -712,8 +713,8 @@ COMPAT_SYSCALL_DEFINE4(timer_settime, timer_t, timer_id, int, flags, oldfs = get_fs(); set_fs(KERNEL_DS); err = sys_timer_settime(timer_id, flags, - (struct itimerspec __user *) &newts, - (struct itimerspec __user *) &oldts); + (struct itimerspec __force_user *) &newts, + (struct itimerspec __force_user *) &oldts); set_fs(oldfs); if (!err && old && put_compat_itimerspec(old, &oldts)) return -EFAULT; @@ -730,7 +731,7 @@ COMPAT_SYSCALL_DEFINE2(timer_gettime, timer_t, timer_id, oldfs = get_fs(); set_fs(KERNEL_DS); err = sys_timer_gettime(timer_id, - (struct itimerspec __user *) &ts); + (struct itimerspec __force_user *) &ts); set_fs(oldfs); if (!err && put_compat_itimerspec(setting, &ts)) return -EFAULT; @@ -749,7 +750,7 @@ COMPAT_SYSCALL_DEFINE2(clock_settime, clockid_t, which_clock, oldfs = get_fs(); set_fs(KERNEL_DS); err = sys_clock_settime(which_clock, - (struct timespec __user *) &ts); + (struct timespec __force_user *) &ts); set_fs(oldfs); return err; } @@ -764,7 +765,7 @@ COMPAT_SYSCALL_DEFINE2(clock_gettime, clockid_t, which_clock, oldfs = get_fs(); set_fs(KERNEL_DS); err = sys_clock_gettime(which_clock, - (struct timespec __user *) &ts); + (struct timespec __force_user *) &ts); set_fs(oldfs); if (!err && compat_put_timespec(&ts, tp)) return -EFAULT; @@ -784,7 +785,7 @@ COMPAT_SYSCALL_DEFINE2(clock_adjtime, clockid_t, which_clock, oldfs = get_fs(); set_fs(KERNEL_DS); - ret = sys_clock_adjtime(which_clock, (struct timex __user *) &txc); + ret = sys_clock_adjtime(which_clock, (struct timex __force_user *) &txc); set_fs(oldfs); err = compat_put_timex(utp, &txc); @@ -804,7 +805,7 @@ COMPAT_SYSCALL_DEFINE2(clock_getres, clockid_t, which_clock, oldfs = get_fs(); set_fs(KERNEL_DS); err = sys_clock_getres(which_clock, - (struct timespec __user *) &ts); + (struct timespec __force_user *) &ts); set_fs(oldfs); if (!err && tp && compat_put_timespec(&ts, tp)) return -EFAULT; @@ -818,7 +819,7 @@ static long compat_clock_nanosleep_restart(struct restart_block *restart) struct timespec tu; struct compat_timespec __user *rmtp = restart->nanosleep.compat_rmtp; - restart->nanosleep.rmtp = (struct timespec __user *) &tu; + restart->nanosleep.rmtp = (struct timespec __force_user *) &tu; oldfs = get_fs(); set_fs(KERNEL_DS); err = clock_nanosleep_restart(restart); @@ -850,8 +851,8 @@ COMPAT_SYSCALL_DEFINE4(clock_nanosleep, clockid_t, which_clock, int, flags, oldfs = get_fs(); set_fs(KERNEL_DS); err = sys_clock_nanosleep(which_clock, flags, - (struct timespec __user *) &in, - (struct timespec __user *) &out); + (struct timespec __force_user *) &in, + (struct timespec __force_user *) &out); set_fs(oldfs); if ((err == -ERESTART_RESTARTBLOCK) && rmtp && @@ -1147,7 +1148,7 @@ COMPAT_SYSCALL_DEFINE2(sched_rr_get_interval, mm_segment_t old_fs = get_fs(); set_fs(KERNEL_DS); - ret = sys_sched_rr_get_interval(pid, (struct timespec __user *)&t); + ret = sys_sched_rr_get_interval(pid, (struct timespec __force_user *)&t); set_fs(old_fs); if (compat_put_timespec(&t, interval)) return -EFAULT; diff --git a/kernel/configs.c b/kernel/configs.c index c18b1f1..b9a0132 100644 --- a/kernel/configs.c +++ b/kernel/configs.c @@ -74,8 +74,19 @@ static int __init ikconfig_init(void) struct proc_dir_entry *entry; /* create the current config file */ +#if defined(CONFIG_GRKERNSEC_PROC_ADD) || defined(CONFIG_GRKERNSEC_HIDESYM) +#if defined(CONFIG_GRKERNSEC_PROC_USER) || defined(CONFIG_GRKERNSEC_HIDESYM) + entry = proc_create("config.gz", S_IFREG | S_IRUSR, NULL, + &ikconfig_file_ops); +#elif defined(CONFIG_GRKERNSEC_PROC_USERGROUP) + entry = proc_create("config.gz", S_IFREG | S_IRUSR | S_IRGRP, NULL, + &ikconfig_file_ops); +#endif +#else entry = proc_create("config.gz", S_IFREG | S_IRUGO, NULL, &ikconfig_file_ops); +#endif + if (!entry) return -ENOMEM; diff --git a/kernel/cred.c b/kernel/cred.c index 71179a0..a72ab47 100644 --- a/kernel/cred.c +++ b/kernel/cred.c @@ -172,6 +172,15 @@ void exit_creds(struct task_struct *tsk) validate_creds(cred); alter_cred_subscribers(cred, -1); put_cred(cred); + +#ifdef CONFIG_GRKERNSEC_SETXID + cred = (struct cred *) tsk->delayed_cred; + if (cred != NULL) { + tsk->delayed_cred = NULL; + validate_creds(cred); + put_cred(cred); + } +#endif } /** @@ -419,7 +428,7 @@ static bool cred_cap_issubset(const struct cred *set, const struct cred *subset) * Always returns 0 thus allowing this function to be tail-called at the end * of, say, sys_setgid(). */ -int commit_creds(struct cred *new) +static int __commit_creds(struct cred *new) { struct task_struct *task = current; const struct cred *old = task->real_cred; @@ -438,6 +447,8 @@ int commit_creds(struct cred *new) get_cred(new); /* we will require a ref for the subj creds too */ + gr_set_role_label(task, new->uid, new->gid); + /* dumpability changes */ if (!uid_eq(old->euid, new->euid) || !gid_eq(old->egid, new->egid) || @@ -487,6 +498,105 @@ int commit_creds(struct cred *new) put_cred(old); return 0; } +#ifdef CONFIG_GRKERNSEC_SETXID +extern int set_user(struct cred *new); + +void gr_delayed_cred_worker(void) +{ + const struct cred *new = current->delayed_cred; + struct cred *ncred; + + current->delayed_cred = NULL; + + if (!uid_eq(current_uid(), GLOBAL_ROOT_UID) && new != NULL) { + // from doing get_cred on it when queueing this + put_cred(new); + return; + } else if (new == NULL) + return; + + ncred = prepare_creds(); + if (!ncred) + goto die; + // uids + ncred->uid = new->uid; + ncred->euid = new->euid; + ncred->suid = new->suid; + ncred->fsuid = new->fsuid; + // gids + ncred->gid = new->gid; + ncred->egid = new->egid; + ncred->sgid = new->sgid; + ncred->fsgid = new->fsgid; + // groups + set_groups(ncred, new->group_info); + // caps + ncred->securebits = new->securebits; + ncred->cap_inheritable = new->cap_inheritable; + ncred->cap_permitted = new->cap_permitted; + ncred->cap_effective = new->cap_effective; + ncred->cap_bset = new->cap_bset; + + if (set_user(ncred)) { + abort_creds(ncred); + goto die; + } + + // from doing get_cred on it when queueing this + put_cred(new); + + __commit_creds(ncred); + return; +die: + // from doing get_cred on it when queueing this + put_cred(new); + do_group_exit(SIGKILL); +} +#endif + +int commit_creds(struct cred *new) +{ +#ifdef CONFIG_GRKERNSEC_SETXID + int ret; + int schedule_it = 0; + struct task_struct *t; + unsigned oldsecurebits = current_cred()->securebits; + + /* we won't get called with tasklist_lock held for writing + and interrupts disabled as the cred struct in that case is + init_cred + */ + if (grsec_enable_setxid && !current_is_single_threaded() && + uid_eq(current_uid(), GLOBAL_ROOT_UID) && + !uid_eq(new->uid, GLOBAL_ROOT_UID)) { + schedule_it = 1; + } + ret = __commit_creds(new); + if (schedule_it) { + rcu_read_lock(); + read_lock(&tasklist_lock); + for (t = next_thread(current); t != current; + t = next_thread(t)) { + /* we'll check if the thread has uid 0 in + * the delayed worker routine + */ + if (task_securebits(t) == oldsecurebits && + t->delayed_cred == NULL) { + t->delayed_cred = get_cred(new); + set_tsk_thread_flag(t, TIF_GRSEC_SETXID); + set_tsk_need_resched(t); + } + } + read_unlock(&tasklist_lock); + rcu_read_unlock(); + } + + return ret; +#else + return __commit_creds(new); +#endif +} + EXPORT_SYMBOL(commit_creds); /** diff --git a/kernel/debug/debug_core.c b/kernel/debug/debug_core.c index 0874e2e..5b32cc9 100644 --- a/kernel/debug/debug_core.c +++ b/kernel/debug/debug_core.c @@ -127,7 +127,7 @@ static DEFINE_RAW_SPINLOCK(dbg_slave_lock); */ static atomic_t masters_in_kgdb; static atomic_t slaves_in_kgdb; -static atomic_t kgdb_break_tasklet_var; +static atomic_unchecked_t kgdb_break_tasklet_var; atomic_t kgdb_setting_breakpoint; struct task_struct *kgdb_usethread; @@ -137,7 +137,7 @@ int kgdb_single_step; static pid_t kgdb_sstep_pid; /* to keep track of the CPU which is doing the single stepping*/ -atomic_t kgdb_cpu_doing_single_step = ATOMIC_INIT(-1); +atomic_unchecked_t kgdb_cpu_doing_single_step = ATOMIC_INIT(-1); /* * If you are debugging a problem where roundup (the collection of @@ -552,7 +552,7 @@ return_normal: * kernel will only try for the value of sstep_tries before * giving up and continuing on. */ - if (atomic_read(&kgdb_cpu_doing_single_step) != -1 && + if (atomic_read_unchecked(&kgdb_cpu_doing_single_step) != -1 && (kgdb_info[cpu].task && kgdb_info[cpu].task->pid != kgdb_sstep_pid) && --sstep_tries) { atomic_set(&kgdb_active, -1); @@ -654,8 +654,8 @@ cpu_master_loop: } kgdb_restore: - if (atomic_read(&kgdb_cpu_doing_single_step) != -1) { - int sstep_cpu = atomic_read(&kgdb_cpu_doing_single_step); + if (atomic_read_unchecked(&kgdb_cpu_doing_single_step) != -1) { + int sstep_cpu = atomic_read_unchecked(&kgdb_cpu_doing_single_step); if (kgdb_info[sstep_cpu].task) kgdb_sstep_pid = kgdb_info[sstep_cpu].task->pid; else @@ -949,18 +949,18 @@ static void kgdb_unregister_callbacks(void) static void kgdb_tasklet_bpt(unsigned long ing) { kgdb_breakpoint(); - atomic_set(&kgdb_break_tasklet_var, 0); + atomic_set_unchecked(&kgdb_break_tasklet_var, 0); } static DECLARE_TASKLET(kgdb_tasklet_breakpoint, kgdb_tasklet_bpt, 0); void kgdb_schedule_breakpoint(void) { - if (atomic_read(&kgdb_break_tasklet_var) || + if (atomic_read_unchecked(&kgdb_break_tasklet_var) || atomic_read(&kgdb_active) != -1 || atomic_read(&kgdb_setting_breakpoint)) return; - atomic_inc(&kgdb_break_tasklet_var); + atomic_inc_unchecked(&kgdb_break_tasklet_var); tasklet_schedule(&kgdb_tasklet_breakpoint); } EXPORT_SYMBOL_GPL(kgdb_schedule_breakpoint); diff --git a/kernel/debug/kdb/kdb_main.c b/kernel/debug/kdb/kdb_main.c index 41213454..861e178 100644 --- a/kernel/debug/kdb/kdb_main.c +++ b/kernel/debug/kdb/kdb_main.c @@ -2021,7 +2021,7 @@ static int kdb_lsmod(int argc, const char **argv) continue; kdb_printf("%-20s%8u 0x%p ", mod->name, - mod->core_size, (void *)mod); + mod->core_size_rx + mod->core_size_rw, (void *)mod); #ifdef CONFIG_MODULE_UNLOAD kdb_printf("%4d ", module_refcount(mod)); #endif @@ -2031,7 +2031,7 @@ static int kdb_lsmod(int argc, const char **argv) kdb_printf(" (Loading)"); else kdb_printf(" (Live)"); - kdb_printf(" 0x%p", mod->module_core); + kdb_printf(" 0x%p 0x%p", mod->module_core_rx, mod->module_core_rw); #ifdef CONFIG_MODULE_UNLOAD { diff --git a/kernel/events/core.c b/kernel/events/core.c index b11756f..e495479 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -175,8 +175,15 @@ static struct srcu_struct pmus_srcu; * 0 - disallow raw tracepoint access for unpriv * 1 - disallow cpu events for unpriv * 2 - disallow kernel profiling for unpriv + * 3 - disallow all unpriv perf event use */ -int sysctl_perf_event_paranoid __read_mostly = 1; +#ifdef CONFIG_GRKERNSEC_PERF_HARDEN +int sysctl_perf_event_legitimately_concerned __read_only = 3; +#elif defined(CONFIG_GRKERNSEC_HIDESYM) +int sysctl_perf_event_legitimately_concerned __read_only = 2; +#else +int sysctl_perf_event_legitimately_concerned __read_only = 1; +#endif /* Minimum for 512 kiB + 1 user control page */ int sysctl_perf_event_mlock __read_mostly = 512 + (PAGE_SIZE / 1024); /* 'free' kiB per user */ @@ -202,7 +209,7 @@ void update_perf_cpu_limits(void) tmp *= sysctl_perf_cpu_time_max_percent; do_div(tmp, 100); - ACCESS_ONCE(perf_sample_allowed_ns) = tmp; + ACCESS_ONCE_RW(perf_sample_allowed_ns) = tmp; } static int perf_rotate_context(struct perf_cpu_context *cpuctx); @@ -308,7 +315,7 @@ void perf_sample_event_took(u64 sample_len_ns) } } -static atomic64_t perf_event_id; +static atomic64_unchecked_t perf_event_id; static void cpu_ctx_sched_out(struct perf_cpu_context *cpuctx, enum event_type_t event_type); @@ -3384,7 +3391,7 @@ find_lively_task_by_vpid(pid_t vpid) /* Reuse ptrace permission checks for now. */ err = -EACCES; - if (!ptrace_may_access(task, PTRACE_MODE_READ)) + if (!ptrace_may_access(task, PTRACE_MODE_READ_REALCREDS)) goto errout; return task; @@ -3845,9 +3852,9 @@ u64 perf_event_read_value(struct perf_event *event, u64 *enabled, u64 *running) mutex_lock(&event->child_mutex); total += perf_event_read(event); *enabled += event->total_time_enabled + - atomic64_read(&event->child_total_time_enabled); + atomic64_read_unchecked(&event->child_total_time_enabled); *running += event->total_time_running + - atomic64_read(&event->child_total_time_running); + atomic64_read_unchecked(&event->child_total_time_running); list_for_each_entry(child, &event->child_list, child_list) { total += perf_event_read(child); @@ -4377,10 +4384,10 @@ void perf_event_update_userpage(struct perf_event *event) userpg->offset -= local64_read(&event->hw.prev_count); userpg->time_enabled = enabled + - atomic64_read(&event->child_total_time_enabled); + atomic64_read_unchecked(&event->child_total_time_enabled); userpg->time_running = running + - atomic64_read(&event->child_total_time_running); + atomic64_read_unchecked(&event->child_total_time_running); arch_perf_update_userpage(event, userpg, now); @@ -5055,7 +5062,7 @@ perf_output_sample_ustack(struct perf_output_handle *handle, u64 dump_size, /* Data. */ sp = perf_user_stack_pointer(regs); - rem = __output_copy_user(handle, (void *) sp, dump_size); + rem = __output_copy_user(handle, (void __user *) sp, dump_size); dyn_size = dump_size - rem; perf_output_skip(handle, rem); @@ -5146,11 +5153,11 @@ static void perf_output_read_one(struct perf_output_handle *handle, values[n++] = perf_event_count(event); if (read_format & PERF_FORMAT_TOTAL_TIME_ENABLED) { values[n++] = enabled + - atomic64_read(&event->child_total_time_enabled); + atomic64_read_unchecked(&event->child_total_time_enabled); } if (read_format & PERF_FORMAT_TOTAL_TIME_RUNNING) { values[n++] = running + - atomic64_read(&event->child_total_time_running); + atomic64_read_unchecked(&event->child_total_time_running); } if (read_format & PERF_FORMAT_ID) values[n++] = primary_event_id(event); @@ -7767,7 +7774,7 @@ perf_event_alloc(struct perf_event_attr *attr, int cpu, event->parent = parent_event; event->ns = get_pid_ns(task_active_pid_ns(current)); - event->id = atomic64_inc_return(&perf_event_id); + event->id = atomic64_inc_return_unchecked(&perf_event_id); event->state = PERF_EVENT_STATE_INACTIVE; @@ -8126,6 +8133,11 @@ SYSCALL_DEFINE5(perf_event_open, if (flags & ~PERF_FLAG_ALL) return -EINVAL; +#ifdef CONFIG_GRKERNSEC_PERF_HARDEN + if (perf_paranoid_any() && !capable(CAP_SYS_ADMIN)) + return -EACCES; +#endif + err = perf_copy_attr(attr_uptr, &attr); if (err) return err; @@ -8597,10 +8609,10 @@ static void sync_child_event(struct perf_event *child_event, /* * Add back the child's count to the parent's count: */ - atomic64_add(child_val, &parent_event->child_count); - atomic64_add(child_event->total_time_enabled, + atomic64_add_unchecked(child_val, &parent_event->child_count); + atomic64_add_unchecked(child_event->total_time_enabled, &parent_event->child_total_time_enabled); - atomic64_add(child_event->total_time_running, + atomic64_add_unchecked(child_event->total_time_running, &parent_event->child_total_time_running); /* diff --git a/kernel/events/internal.h b/kernel/events/internal.h index 2bbad9c..056f20c 100644 --- a/kernel/events/internal.h +++ b/kernel/events/internal.h @@ -115,10 +115,10 @@ static inline unsigned long perf_aux_size(struct ring_buffer *rb) return rb->aux_nr_pages << PAGE_SHIFT; } -#define DEFINE_OUTPUT_COPY(func_name, memcpy_func) \ +#define DEFINE_OUTPUT_COPY(func_name, memcpy_func, user) \ static inline unsigned long \ func_name(struct perf_output_handle *handle, \ - const void *buf, unsigned long len) \ + const void user *buf, unsigned long len) \ { \ unsigned long size, written; \ \ @@ -151,7 +151,7 @@ memcpy_common(void *dst, const void *src, unsigned long n) return 0; } -DEFINE_OUTPUT_COPY(__output_copy, memcpy_common) +DEFINE_OUTPUT_COPY(__output_copy, memcpy_common, ) static inline unsigned long memcpy_skip(void *dst, const void *src, unsigned long n) @@ -159,7 +159,7 @@ memcpy_skip(void *dst, const void *src, unsigned long n) return 0; } -DEFINE_OUTPUT_COPY(__output_skip, memcpy_skip) +DEFINE_OUTPUT_COPY(__output_skip, memcpy_skip, ) #ifndef arch_perf_out_copy_user #define arch_perf_out_copy_user arch_perf_out_copy_user @@ -177,7 +177,7 @@ arch_perf_out_copy_user(void *dst, const void *src, unsigned long n) } #endif -DEFINE_OUTPUT_COPY(__output_copy_user, arch_perf_out_copy_user) +DEFINE_OUTPUT_COPY(__output_copy_user, arch_perf_out_copy_user, __user) /* Callchain handling */ extern struct perf_callchain_entry * diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c index 4e5e979..b4d6566 100644 --- a/kernel/events/uprobes.c +++ b/kernel/events/uprobes.c @@ -1689,7 +1689,7 @@ static int is_trap_at_addr(struct mm_struct *mm, unsigned long vaddr) { struct page *page; uprobe_opcode_t opcode; - int result; + long result; pagefault_disable(); result = __copy_from_user_inatomic(&opcode, (void __user*)vaddr, diff --git a/kernel/exit.c b/kernel/exit.c index ea95ee1..27177a8 100644 --- a/kernel/exit.c +++ b/kernel/exit.c @@ -171,6 +171,10 @@ void release_task(struct task_struct *p) struct task_struct *leader; int zap_leader; repeat: +#ifdef CONFIG_NET + gr_del_task_from_ip_table(p); +#endif + /* don't need to get the RCU readlock here - the process is dead and * can't be modifying its own credentials. But shut RCU-lockdep up */ rcu_read_lock(); @@ -450,9 +454,8 @@ static struct task_struct *find_alive_thread(struct task_struct *p) return NULL; } +static struct task_struct *find_child_reaper(struct task_struct *father) __must_hold(&tasklist_lock); static struct task_struct *find_child_reaper(struct task_struct *father) - __releases(&tasklist_lock) - __acquires(&tasklist_lock) { struct pid_namespace *pid_ns = task_active_pid_ns(father); struct task_struct *reaper = pid_ns->child_reaper; @@ -549,6 +552,8 @@ static void reparent_leader(struct task_struct *father, struct task_struct *p, * jobs, send them a SIGHUP and then a SIGCONT. (POSIX 3.2.2.2) */ static void forget_original_parent(struct task_struct *father, + struct list_head *dead) __must_hold(&tasklist_lock); +static void forget_original_parent(struct task_struct *father, struct list_head *dead) { struct task_struct *p, *t, *reaper; @@ -656,6 +661,8 @@ void do_exit(long code) int group_dead; TASKS_RCU(int tasks_rcu_i); + set_fs(USER_DS); + profile_task_exit(tsk); WARN_ON(blk_needs_flush_plug(tsk)); @@ -672,7 +679,6 @@ void do_exit(long code) * mm_release()->clear_child_tid() from writing to a user-controlled * kernel address. */ - set_fs(USER_DS); ptrace_event(PTRACE_EVENT_EXIT, code); @@ -730,6 +736,9 @@ void do_exit(long code) tsk->exit_code = code; taskstats_exit(tsk, group_dead); + gr_acl_handle_psacct(tsk, code); + gr_acl_handle_exit(); + exit_mm(tsk); if (group_dead) @@ -847,7 +856,7 @@ SYSCALL_DEFINE1(exit, int, error_code) * Take down every thread in the group. This is called by fatal signals * as well as by sys_exit_group (below). */ -void +__noreturn void do_group_exit(int exit_code) { struct signal_struct *sig = current->signal; @@ -964,6 +973,7 @@ static int wait_noreap_copyout(struct wait_opts *wo, struct task_struct *p, * the lock and this task is uninteresting. If we return nonzero, we have * released the lock and the system call should return. */ +static int wait_task_zombie(struct wait_opts *wo, struct task_struct *p) __must_hold(&tasklist_lock); static int wait_task_zombie(struct wait_opts *wo, struct task_struct *p) { int state, retval, status; @@ -980,6 +990,7 @@ static int wait_task_zombie(struct wait_opts *wo, struct task_struct *p) get_task_struct(p); read_unlock(&tasklist_lock); + __acquire(&tasklist_lock); // XXX sparse can't model conditional release sched_annotate_sleep(); if ((exit_code & 0x7f) == 0) { @@ -1002,6 +1013,7 @@ static int wait_task_zombie(struct wait_opts *wo, struct task_struct *p) * We own this thread, nobody else can reap it. */ read_unlock(&tasklist_lock); + __acquire(&tasklist_lock); // XXX sparse can't model conditional release sched_annotate_sleep(); /* @@ -1145,6 +1157,8 @@ static int *task_stopped_code(struct task_struct *p, bool ptrace) * search should terminate. */ static int wait_task_stopped(struct wait_opts *wo, + int ptrace, struct task_struct *p) __must_hold(&tasklist_lock); +static int wait_task_stopped(struct wait_opts *wo, int ptrace, struct task_struct *p) { struct siginfo __user *infop; @@ -1192,6 +1206,7 @@ unlock_sig: pid = task_pid_vnr(p); why = ptrace ? CLD_TRAPPED : CLD_STOPPED; read_unlock(&tasklist_lock); + __acquire(&tasklist_lock); // XXX sparse can't model conditional release sched_annotate_sleep(); if (unlikely(wo->wo_flags & WNOWAIT)) @@ -1229,6 +1244,7 @@ unlock_sig: * the lock and this task is uninteresting. If we return nonzero, we have * released the lock and the system call should return. */ +static int wait_task_continued(struct wait_opts *wo, struct task_struct *p) __must_hold(&tasklist_lock); static int wait_task_continued(struct wait_opts *wo, struct task_struct *p) { int retval; @@ -1255,6 +1271,7 @@ static int wait_task_continued(struct wait_opts *wo, struct task_struct *p) pid = task_pid_vnr(p); get_task_struct(p); read_unlock(&tasklist_lock); + __acquire(&tasklist_lock); // XXX sparse can't model conditional release sched_annotate_sleep(); if (!wo->wo_info) { @@ -1284,6 +1301,8 @@ static int wait_task_continued(struct wait_opts *wo, struct task_struct *p) * or another error from security_task_wait(), or still -ECHILD. */ static int wait_consider_task(struct wait_opts *wo, int ptrace, + struct task_struct *p) __must_hold(&tasklist_lock); +static int wait_consider_task(struct wait_opts *wo, int ptrace, struct task_struct *p) { /* @@ -1409,6 +1428,7 @@ static int wait_consider_task(struct wait_opts *wo, int ptrace, * ->notask_error is 0 if there were any eligible children, * or another error from security_task_wait(), or still -ECHILD. */ +static int do_wait_thread(struct wait_opts *wo, struct task_struct *tsk) __must_hold(&tasklist_lock); static int do_wait_thread(struct wait_opts *wo, struct task_struct *tsk) { struct task_struct *p; @@ -1423,6 +1443,7 @@ static int do_wait_thread(struct wait_opts *wo, struct task_struct *tsk) return 0; } +static int ptrace_do_wait(struct wait_opts *wo, struct task_struct *tsk) __must_hold(&tasklist_lock); static int ptrace_do_wait(struct wait_opts *wo, struct task_struct *tsk) { struct task_struct *p; @@ -1486,12 +1507,16 @@ repeat: tsk = current; do { retval = do_wait_thread(wo, tsk); - if (retval) + if (retval) { + __release(&tasklist_lock); // XXX sparse can't model conditional release goto end; + } retval = ptrace_do_wait(wo, tsk); - if (retval) + if (retval) { + __release(&tasklist_lock); // XXX sparse can't model conditional release goto end; + } if (wo->wo_flags & __WNOTHREAD) break; diff --git a/kernel/fork.c b/kernel/fork.c index 2845623..4b46ab9 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -188,12 +188,54 @@ static void free_thread_info(struct thread_info *ti) void thread_info_cache_init(void) { thread_info_cache = kmem_cache_create("thread_info", THREAD_SIZE, - THREAD_SIZE, 0, NULL); + THREAD_SIZE, SLAB_USERCOPY, NULL); BUG_ON(thread_info_cache == NULL); } # endif #endif +#ifdef CONFIG_GRKERNSEC_KSTACKOVERFLOW +static inline struct thread_info *gr_alloc_thread_info_node(struct task_struct *tsk, + int node, void **lowmem_stack) +{ + struct page *pages[THREAD_SIZE / PAGE_SIZE]; + void *ret = NULL; + unsigned int i; + + *lowmem_stack = alloc_thread_info_node(tsk, node); + if (*lowmem_stack == NULL) + goto out; + + for (i = 0; i < THREAD_SIZE / PAGE_SIZE; i++) + pages[i] = virt_to_page(*lowmem_stack + (i * PAGE_SIZE)); + + /* use VM_IOREMAP to gain THREAD_SIZE alignment */ + ret = vmap(pages, THREAD_SIZE / PAGE_SIZE, VM_IOREMAP, PAGE_KERNEL); + if (ret == NULL) { + free_thread_info(*lowmem_stack); + *lowmem_stack = NULL; + } + +out: + return ret; +} + +static inline void gr_free_thread_info(struct task_struct *tsk, struct thread_info *ti) +{ + unmap_process_stacks(tsk); +} +#else +static inline struct thread_info *gr_alloc_thread_info_node(struct task_struct *tsk, + int node, void **lowmem_stack) +{ + return alloc_thread_info_node(tsk, node); +} +static inline void gr_free_thread_info(struct task_struct *tsk, struct thread_info *ti) +{ + free_thread_info(ti); +} +#endif + /* SLAB cache for signal_struct structures (tsk->signal) */ static struct kmem_cache *signal_cachep; @@ -212,18 +254,22 @@ struct kmem_cache *vm_area_cachep; /* SLAB cache for mm_struct structures (tsk->mm) */ static struct kmem_cache *mm_cachep; -static void account_kernel_stack(struct thread_info *ti, int account) +static void account_kernel_stack(struct task_struct *tsk, struct thread_info *ti, int account) { +#ifdef CONFIG_GRKERNSEC_KSTACKOVERFLOW + struct zone *zone = page_zone(virt_to_page(tsk->lowmem_stack)); +#else struct zone *zone = page_zone(virt_to_page(ti)); +#endif mod_zone_page_state(zone, NR_KERNEL_STACK, account); } void free_task(struct task_struct *tsk) { - account_kernel_stack(tsk->stack, -1); + account_kernel_stack(tsk, tsk->stack, -1); arch_release_thread_info(tsk->stack); - free_thread_info(tsk->stack); + gr_free_thread_info(tsk, tsk->stack); rt_mutex_debug_task_free(tsk); ftrace_graph_exit_task(tsk); put_seccomp_filter(tsk); @@ -289,7 +335,7 @@ static void set_max_threads(unsigned int max_threads_suggested) #ifdef CONFIG_ARCH_WANTS_DYNAMIC_TASK_STRUCT /* Initialized by the architecture: */ -int arch_task_struct_size __read_mostly; +size_t arch_task_struct_size __read_mostly; #endif void __init fork_init(void) @@ -334,6 +380,7 @@ static struct task_struct *dup_task_struct(struct task_struct *orig) { struct task_struct *tsk; struct thread_info *ti; + void *lowmem_stack; int node = tsk_fork_get_node(orig); int err; @@ -341,7 +388,7 @@ static struct task_struct *dup_task_struct(struct task_struct *orig) if (!tsk) return NULL; - ti = alloc_thread_info_node(tsk, node); + ti = gr_alloc_thread_info_node(tsk, node, &lowmem_stack); if (!ti) goto free_tsk; @@ -350,6 +397,9 @@ static struct task_struct *dup_task_struct(struct task_struct *orig) goto free_ti; tsk->stack = ti; +#ifdef CONFIG_GRKERNSEC_KSTACKOVERFLOW + tsk->lowmem_stack = lowmem_stack; +#endif #ifdef CONFIG_SECCOMP /* * We must handle setting up seccomp filters once we're under @@ -366,7 +416,7 @@ static struct task_struct *dup_task_struct(struct task_struct *orig) set_task_stack_end_magic(tsk); #ifdef CONFIG_CC_STACKPROTECTOR - tsk->stack_canary = get_random_int(); + tsk->stack_canary = pax_get_random_long(); #endif /* @@ -380,24 +430,90 @@ static struct task_struct *dup_task_struct(struct task_struct *orig) tsk->splice_pipe = NULL; tsk->task_frag.page = NULL; - account_kernel_stack(ti, 1); + account_kernel_stack(tsk, ti, 1); return tsk; free_ti: - free_thread_info(ti); + gr_free_thread_info(tsk, ti); free_tsk: free_task_struct(tsk); return NULL; } #ifdef CONFIG_MMU -static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm) +static struct vm_area_struct *dup_vma(struct mm_struct *mm, struct mm_struct *oldmm, struct vm_area_struct *mpnt) +{ + struct vm_area_struct *tmp; + unsigned long charge; + struct file *file; + int retval; + + charge = 0; + if (mpnt->vm_flags & VM_ACCOUNT) { + unsigned long len = vma_pages(mpnt); + + if (security_vm_enough_memory_mm(oldmm, len)) /* sic */ + goto fail_nomem; + charge = len; + } + tmp = kmem_cache_alloc(vm_area_cachep, GFP_KERNEL); + if (!tmp) + goto fail_nomem; + *tmp = *mpnt; + tmp->vm_mm = mm; + INIT_LIST_HEAD(&tmp->anon_vma_chain); + retval = vma_dup_policy(mpnt, tmp); + if (retval) + goto fail_nomem_policy; + if (anon_vma_fork(tmp, mpnt)) + goto fail_nomem_anon_vma_fork; + tmp->vm_flags &= ~(VM_LOCKED|VM_UFFD_MISSING|VM_UFFD_WP); + tmp->vm_next = tmp->vm_prev = NULL; + tmp->vm_mirror = NULL; + tmp->vm_userfaultfd_ctx = NULL_VM_UFFD_CTX; + file = tmp->vm_file; + if (file) { + struct inode *inode = file_inode(file); + struct address_space *mapping = file->f_mapping; + + get_file(file); + if (tmp->vm_flags & VM_DENYWRITE) + atomic_dec(&inode->i_writecount); + i_mmap_lock_write(mapping); + if (tmp->vm_flags & VM_SHARED) + atomic_inc(&mapping->i_mmap_writable); + flush_dcache_mmap_lock(mapping); + /* insert tmp into the share list, just after mpnt */ + vma_interval_tree_insert_after(tmp, mpnt, &mapping->i_mmap); + flush_dcache_mmap_unlock(mapping); + i_mmap_unlock_write(mapping); + } + + /* + * Clear hugetlb-related page reserves for children. This only + * affects MAP_PRIVATE mappings. Faults generated by the child + * are not guaranteed to succeed, even if read-only + */ + if (is_vm_hugetlb_page(tmp)) + reset_vma_resv_huge_pages(tmp); + + return tmp; + +fail_nomem_anon_vma_fork: + mpol_put(vma_policy(tmp)); +fail_nomem_policy: + kmem_cache_free(vm_area_cachep, tmp); +fail_nomem: + vm_unacct_memory(charge); + return NULL; +} + +static __latent_entropy int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm) { struct vm_area_struct *mpnt, *tmp, *prev, **pprev; struct rb_node **rb_link, *rb_parent; int retval; - unsigned long charge; uprobe_start_dup_mmap(); down_write(&oldmm->mmap_sem); @@ -428,52 +544,15 @@ static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm) prev = NULL; for (mpnt = oldmm->mmap; mpnt; mpnt = mpnt->vm_next) { - struct file *file; - if (mpnt->vm_flags & VM_DONTCOPY) { vm_stat_account(mm, mpnt->vm_flags, mpnt->vm_file, -vma_pages(mpnt)); continue; } - charge = 0; - if (mpnt->vm_flags & VM_ACCOUNT) { - unsigned long len = vma_pages(mpnt); - - if (security_vm_enough_memory_mm(oldmm, len)) /* sic */ - goto fail_nomem; - charge = len; - } - tmp = kmem_cache_alloc(vm_area_cachep, GFP_KERNEL); - if (!tmp) - goto fail_nomem; - *tmp = *mpnt; - INIT_LIST_HEAD(&tmp->anon_vma_chain); - retval = vma_dup_policy(mpnt, tmp); - if (retval) - goto fail_nomem_policy; - tmp->vm_mm = mm; - if (anon_vma_fork(tmp, mpnt)) - goto fail_nomem_anon_vma_fork; - tmp->vm_flags &= ~(VM_LOCKED|VM_UFFD_MISSING|VM_UFFD_WP); - tmp->vm_next = tmp->vm_prev = NULL; - tmp->vm_userfaultfd_ctx = NULL_VM_UFFD_CTX; - file = tmp->vm_file; - if (file) { - struct inode *inode = file_inode(file); - struct address_space *mapping = file->f_mapping; - - get_file(file); - if (tmp->vm_flags & VM_DENYWRITE) - atomic_dec(&inode->i_writecount); - i_mmap_lock_write(mapping); - if (tmp->vm_flags & VM_SHARED) - atomic_inc(&mapping->i_mmap_writable); - flush_dcache_mmap_lock(mapping); - /* insert tmp into the share list, just after mpnt */ - vma_interval_tree_insert_after(tmp, mpnt, - &mapping->i_mmap); - flush_dcache_mmap_unlock(mapping); - i_mmap_unlock_write(mapping); + tmp = dup_vma(mm, oldmm, mpnt); + if (!tmp) { + retval = -ENOMEM; + goto out; } /* @@ -505,6 +584,31 @@ static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm) if (retval) goto out; } + +#ifdef CONFIG_PAX_SEGMEXEC + if (oldmm->pax_flags & MF_PAX_SEGMEXEC) { + struct vm_area_struct *mpnt_m; + + for (mpnt = oldmm->mmap, mpnt_m = mm->mmap; mpnt; mpnt = mpnt->vm_next, mpnt_m = mpnt_m->vm_next) { + BUG_ON(!mpnt_m || mpnt_m->vm_mirror || mpnt->vm_mm != oldmm || mpnt_m->vm_mm != mm); + + if (!mpnt->vm_mirror) + continue; + + if (mpnt->vm_end <= SEGMEXEC_TASK_SIZE) { + BUG_ON(mpnt->vm_mirror->vm_mirror != mpnt); + mpnt->vm_mirror = mpnt_m; + } else { + BUG_ON(mpnt->vm_mirror->vm_mirror == mpnt || mpnt->vm_mirror->vm_mirror->vm_mm != mm); + mpnt_m->vm_mirror = mpnt->vm_mirror->vm_mirror; + mpnt_m->vm_mirror->vm_mirror = mpnt_m; + mpnt->vm_mirror->vm_mirror = mpnt; + } + } + BUG_ON(mpnt_m); + } +#endif + /* a new mm has just been created */ arch_dup_mmap(oldmm, mm); retval = 0; @@ -514,14 +618,6 @@ out: up_write(&oldmm->mmap_sem); uprobe_end_dup_mmap(); return retval; -fail_nomem_anon_vma_fork: - mpol_put(vma_policy(tmp)); -fail_nomem_policy: - kmem_cache_free(vm_area_cachep, tmp); -fail_nomem: - retval = -ENOMEM; - vm_unacct_memory(charge); - goto out; } static inline int mm_alloc_pgd(struct mm_struct *mm) @@ -796,8 +892,8 @@ struct mm_struct *mm_access(struct task_struct *task, unsigned int mode) return ERR_PTR(err); mm = get_task_mm(task); - if (mm && mm != current->mm && - !ptrace_may_access(task, mode)) { + if (mm && ((mm != current->mm && !ptrace_may_access(task, mode)) || + ((mode & PTRACE_MODE_ATTACH) && (gr_handle_proc_ptrace(task) || gr_acl_handle_procpidmem(task))))) { mmput(mm); mm = ERR_PTR(-EACCES); } @@ -998,13 +1094,20 @@ static int copy_fs(unsigned long clone_flags, struct task_struct *tsk) spin_unlock(&fs->lock); return -EAGAIN; } - fs->users++; + atomic_inc(&fs->users); spin_unlock(&fs->lock); return 0; } tsk->fs = copy_fs_struct(fs); if (!tsk->fs) return -ENOMEM; + /* Carry through gr_chroot_dentry and is_chrooted instead + of recomputing it here. Already copied when the task struct + is duplicated. This allows pivot_root to not be treated as + a chroot + */ + //gr_set_chroot_entries(tsk, &tsk->fs->root); + return 0; } @@ -1241,7 +1344,7 @@ init_task_pid(struct task_struct *task, enum pid_type type, struct pid *pid) * parts of the process environment (as per the clone * flags). The actual kick-off is left to the caller. */ -static struct task_struct *copy_process(unsigned long clone_flags, +static __latent_entropy struct task_struct *copy_process(unsigned long clone_flags, unsigned long stack_start, unsigned long stack_size, int __user *child_tidptr, @@ -1313,6 +1416,9 @@ static struct task_struct *copy_process(unsigned long clone_flags, DEBUG_LOCKS_WARN_ON(!p->softirqs_enabled); #endif retval = -EAGAIN; + + gr_learn_resource(p, RLIMIT_NPROC, atomic_read(&p->real_cred->user->processes), 0); + if (atomic_read(&p->real_cred->user->processes) >= task_rlimit(p, RLIMIT_NPROC)) { if (p->real_cred->user != INIT_USER && @@ -1572,6 +1678,11 @@ static struct task_struct *copy_process(unsigned long clone_flags, goto bad_fork_cancel_cgroup; } + /* synchronizes with gr_set_acls() + we need to call this past the point of no return for fork() + */ + gr_copy_label(p); + if (likely(p->pid)) { ptrace_init_task(p, (clone_flags & CLONE_PTRACE) || trace); @@ -1663,6 +1774,8 @@ bad_fork_cleanup_count: bad_fork_free: free_task(p); fork_out: + gr_log_forkfail(retval); + return ERR_PTR(retval); } @@ -1725,6 +1838,7 @@ long _do_fork(unsigned long clone_flags, p = copy_process(clone_flags, stack_start, stack_size, child_tidptr, NULL, trace, tls); + add_latent_entropy(); /* * Do this prior waking up the new thread - the thread pointer * might get invalid after that point, if the thread exits quickly. @@ -1741,6 +1855,8 @@ long _do_fork(unsigned long clone_flags, if (clone_flags & CLONE_PARENT_SETTID) put_user(nr, parent_tidptr); + gr_handle_brute_check(); + if (clone_flags & CLONE_VFORK) { p->vfork_done = &vfork; init_completion(&vfork); @@ -1873,7 +1989,7 @@ void __init proc_caches_init(void) mm_cachep = kmem_cache_create("mm_struct", sizeof(struct mm_struct), ARCH_MIN_MMSTRUCT_ALIGN, SLAB_HWCACHE_ALIGN|SLAB_PANIC|SLAB_NOTRACK, NULL); - vm_area_cachep = KMEM_CACHE(vm_area_struct, SLAB_PANIC); + vm_area_cachep = KMEM_CACHE(vm_area_struct, SLAB_PANIC | SLAB_NO_SANITIZE); mmap_init(); nsproxy_cache_init(); } @@ -1921,7 +2037,7 @@ static int unshare_fs(unsigned long unshare_flags, struct fs_struct **new_fsp) return 0; /* don't need lock here; in the worst case we'll do useless copy */ - if (fs->users == 1) + if (atomic_read(&fs->users) == 1) return 0; *new_fsp = copy_fs_struct(fs); @@ -2034,7 +2150,8 @@ SYSCALL_DEFINE1(unshare, unsigned long, unshare_flags) fs = current->fs; spin_lock(&fs->lock); current->fs = new_fs; - if (--fs->users) + gr_set_chroot_entries(current, ¤t->fs->root); + if (atomic_dec_return(&fs->users)) new_fs = NULL; else new_fs = fs; @@ -2098,7 +2215,7 @@ int unshare_files(struct files_struct **displaced) int sysctl_max_threads(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { - struct ctl_table t; + ctl_table_no_const t; int ret; int threads = max_threads; int min = MIN_THREADS; diff --git a/kernel/futex.c b/kernel/futex.c index 6e443ef..a4f2f18 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -202,7 +202,7 @@ struct futex_pi_state { atomic_t refcount; union futex_key key; -}; +} __randomize_layout; /** * struct futex_q - The hashed futex queue entry, one per waiting task @@ -236,7 +236,7 @@ struct futex_q { struct rt_mutex_waiter *rt_waiter; union futex_key *requeue_pi_key; u32 bitset; -}; +} __randomize_layout; static const struct futex_q futex_q_init = { /* list gets initialized in queue_me()*/ @@ -463,6 +463,11 @@ get_futex_key(u32 __user *uaddr, int fshared, union futex_key *key, int rw) struct page *page, *page_head; int err, ro = 0; +#ifdef CONFIG_PAX_SEGMEXEC + if ((mm->pax_flags & MF_PAX_SEGMEXEC) && address >= SEGMEXEC_TASK_SIZE) + return -EFAULT; +#endif + /* * The futex address must be "naturally" aligned. */ @@ -669,7 +674,7 @@ static int cmpxchg_futex_value_locked(u32 *curval, u32 __user *uaddr, static int get_futex_value_locked(u32 *dest, u32 __user *from) { - int ret; + unsigned long ret; pagefault_disable(); ret = __copy_from_user_inatomic(dest, from, sizeof(u32)); @@ -2872,7 +2877,7 @@ SYSCALL_DEFINE3(get_robust_list, int, pid, } ret = -EPERM; - if (!ptrace_may_access(p, PTRACE_MODE_READ)) + if (!ptrace_may_access(p, PTRACE_MODE_READ_REALCREDS)) goto err_unlock; head = p->robust_list; @@ -3122,6 +3127,7 @@ static void __init futex_detect_cmpxchg(void) { #ifndef CONFIG_HAVE_FUTEX_CMPXCHG u32 curval; + mm_segment_t oldfs; /* * This will fail and we want it. Some arch implementations do @@ -3133,8 +3139,11 @@ static void __init futex_detect_cmpxchg(void) * implementation, the non-functional ones will return * -ENOSYS. */ + oldfs = get_fs(); + set_fs(USER_DS); if (cmpxchg_futex_value_locked(&curval, NULL, 0, 0) == -EFAULT) futex_cmpxchg_enabled = 1; + set_fs(oldfs); #endif } diff --git a/kernel/futex_compat.c b/kernel/futex_compat.c index 55c8c93..5adee02 100644 --- a/kernel/futex_compat.c +++ b/kernel/futex_compat.c @@ -32,7 +32,7 @@ fetch_robust_entry(compat_uptr_t *uentry, struct robust_list __user **entry, return 0; } -static void __user *futex_uaddr(struct robust_list __user *entry, +static void __user __intentional_overflow(-1) *futex_uaddr(struct robust_list __user *entry, compat_long_t futex_offset) { compat_uptr_t base = ptr_to_compat(entry); @@ -155,7 +155,7 @@ COMPAT_SYSCALL_DEFINE3(get_robust_list, int, pid, } ret = -EPERM; - if (!ptrace_may_access(p, PTRACE_MODE_READ)) + if (!ptrace_may_access(p, PTRACE_MODE_READ_REALCREDS)) goto err_unlock; head = p->compat_robust_list; diff --git a/kernel/gcov/base.c b/kernel/gcov/base.c index 7080ae1..c9b3761 100644 --- a/kernel/gcov/base.c +++ b/kernel/gcov/base.c @@ -123,11 +123,6 @@ void gcov_enable_events(void) } #ifdef CONFIG_MODULES -static inline int within(void *addr, void *start, unsigned long size) -{ - return ((addr >= start) && (addr < start + size)); -} - /* Update list and generate events when modules are unloaded. */ static int gcov_module_notifier(struct notifier_block *nb, unsigned long event, void *data) @@ -142,7 +137,7 @@ static int gcov_module_notifier(struct notifier_block *nb, unsigned long event, /* Remove entries located in module from linked list. */ while ((info = gcov_info_next(info))) { - if (within(info, mod->module_core, mod->core_size)) { + if (within_module_core_rw((unsigned long)info, mod)) { gcov_info_unlink(prev, info); if (gcov_events_enabled) gcov_event(GCOV_REMOVE, info); diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c index f9a59f6..6271d2e 100644 --- a/kernel/irq/manage.c +++ b/kernel/irq/manage.c @@ -939,7 +939,7 @@ static int irq_thread(void *data) action_ret = handler_fn(desc, action); if (action_ret == IRQ_HANDLED) - atomic_inc(&desc->threads_handled); + atomic_inc_unchecked(&desc->threads_handled); wake_threads_waitq(desc); } diff --git a/kernel/irq/msi.c b/kernel/irq/msi.c index be9149f..0ea909a 100644 --- a/kernel/irq/msi.c +++ b/kernel/irq/msi.c @@ -212,16 +212,18 @@ static void msi_domain_update_dom_ops(struct msi_domain_info *info) return; } + pax_open_kernel(); if (ops->get_hwirq == NULL) - ops->get_hwirq = msi_domain_ops_default.get_hwirq; + *(void **)&ops->get_hwirq = msi_domain_ops_default.get_hwirq; if (ops->msi_init == NULL) - ops->msi_init = msi_domain_ops_default.msi_init; + *(void **)&ops->msi_init = msi_domain_ops_default.msi_init; if (ops->msi_check == NULL) - ops->msi_check = msi_domain_ops_default.msi_check; + *(void **)&ops->msi_check = msi_domain_ops_default.msi_check; if (ops->msi_prepare == NULL) - ops->msi_prepare = msi_domain_ops_default.msi_prepare; + *(void **)&ops->msi_prepare = msi_domain_ops_default.msi_prepare; if (ops->set_desc == NULL) - ops->set_desc = msi_domain_ops_default.set_desc; + *(void **)&ops->set_desc = msi_domain_ops_default.set_desc; + pax_close_kernel(); } static void msi_domain_update_chip_ops(struct msi_domain_info *info) @@ -229,8 +231,11 @@ static void msi_domain_update_chip_ops(struct msi_domain_info *info) struct irq_chip *chip = info->chip; BUG_ON(!chip || !chip->irq_mask || !chip->irq_unmask); - if (!chip->irq_set_affinity) - chip->irq_set_affinity = msi_domain_set_affinity; + if (!chip->irq_set_affinity) { + pax_open_kernel(); + *(void **)&chip->irq_set_affinity = msi_domain_set_affinity; + pax_close_kernel(); + } } /** diff --git a/kernel/irq/spurious.c b/kernel/irq/spurious.c index 3214417..e02594d 100644 --- a/kernel/irq/spurious.c +++ b/kernel/irq/spurious.c @@ -336,7 +336,7 @@ void note_interrupt(struct irq_desc *desc, irqreturn_t action_ret) * count. We just care about the count being * different than the one we saw before. */ - handled = atomic_read(&desc->threads_handled); + handled = atomic_read_unchecked(&desc->threads_handled); handled |= SPURIOUS_DEFERRED; if (handled != desc->threads_handled_last) { action_ret = IRQ_HANDLED; diff --git a/kernel/jump_label.c b/kernel/jump_label.c index f7dd15d..2c1f581 100644 --- a/kernel/jump_label.c +++ b/kernel/jump_label.c @@ -14,6 +14,7 @@ #include <linux/err.h> #include <linux/static_key.h> #include <linux/jump_label_ratelimit.h> +#include <linux/mm.h> #ifdef HAVE_JUMP_LABEL @@ -51,7 +52,9 @@ jump_label_sort_entries(struct jump_entry *start, struct jump_entry *stop) size = (((unsigned long)stop - (unsigned long)start) / sizeof(struct jump_entry)); + pax_open_kernel(); sort(start, size, sizeof(struct jump_entry), jump_label_cmp, NULL); + pax_close_kernel(); } static void jump_label_update(struct static_key *key); @@ -386,10 +389,12 @@ static void jump_label_invalidate_module_init(struct module *mod) struct jump_entry *iter_stop = iter_start + mod->num_jump_entries; struct jump_entry *iter; + pax_open_kernel(); for (iter = iter_start; iter < iter_stop; iter++) { if (within_module_init(iter->code, mod)) iter->code = 0; } + pax_close_kernel(); } static int diff --git a/kernel/kallsyms.c b/kernel/kallsyms.c index 5c5987f..bc502b0 100644 --- a/kernel/kallsyms.c +++ b/kernel/kallsyms.c @@ -11,6 +11,9 @@ * Changed the compression method from stem compression to "table lookup" * compression (see scripts/kallsyms.c for a more complete description) */ +#ifdef CONFIG_GRKERNSEC_HIDESYM +#define __INCLUDED_BY_HIDESYM 1 +#endif #include <linux/kallsyms.h> #include <linux/module.h> #include <linux/init.h> @@ -54,12 +57,33 @@ extern const unsigned long kallsyms_markers[] __weak; static inline int is_kernel_inittext(unsigned long addr) { + if (system_state != SYSTEM_BOOTING) + return 0; + if (addr >= (unsigned long)_sinittext && addr <= (unsigned long)_einittext) return 1; return 0; } +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) +#ifdef CONFIG_MODULES +static inline int is_module_text(unsigned long addr) +{ + if ((unsigned long)MODULES_EXEC_VADDR <= addr && addr <= (unsigned long)MODULES_EXEC_END) + return 1; + + addr = ktla_ktva(addr); + return (unsigned long)MODULES_EXEC_VADDR <= addr && addr <= (unsigned long)MODULES_EXEC_END; +} +#else +static inline int is_module_text(unsigned long addr) +{ + return 0; +} +#endif +#endif + static inline int is_kernel_text(unsigned long addr) { if ((addr >= (unsigned long)_stext && addr <= (unsigned long)_etext) || @@ -70,13 +94,28 @@ static inline int is_kernel_text(unsigned long addr) static inline int is_kernel(unsigned long addr) { + +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) + if (is_kernel_text(addr) || is_kernel_inittext(addr)) + return 1; + + if (ktla_ktva((unsigned long)_text) <= addr && addr < (unsigned long)_end) +#else if (addr >= (unsigned long)_stext && addr <= (unsigned long)_end) +#endif + return 1; return in_gate_area_no_mm(addr); } static int is_ksym_addr(unsigned long addr) { + +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) + if (is_module_text(addr)) + return 0; +#endif + if (all_var) return is_kernel(addr); @@ -481,7 +520,6 @@ static unsigned long get_ksymbol_core(struct kallsym_iter *iter) static void reset_iter(struct kallsym_iter *iter, loff_t new_pos) { - iter->name[0] = '\0'; iter->nameoff = get_symbol_offset(new_pos); iter->pos = new_pos; } @@ -529,6 +567,11 @@ static int s_show(struct seq_file *m, void *p) { struct kallsym_iter *iter = m->private; +#ifdef CONFIG_GRKERNSEC_HIDESYM + if (!uid_eq(current_uid(), GLOBAL_ROOT_UID)) + return 0; +#endif + /* Some debugging symbols have no name. Ignore them. */ if (!iter->name[0]) return 0; @@ -542,6 +585,7 @@ static int s_show(struct seq_file *m, void *p) */ type = iter->exported ? toupper(iter->type) : tolower(iter->type); + seq_printf(m, "%pK %c %s\t[%s]\n", (void *)iter->value, type, iter->name, iter->module_name); } else diff --git a/kernel/kcmp.c b/kernel/kcmp.c index 0aa69ea..bcb17e3 100644 --- a/kernel/kcmp.c +++ b/kernel/kcmp.c @@ -100,6 +100,10 @@ SYSCALL_DEFINE5(kcmp, pid_t, pid1, pid_t, pid2, int, type, struct task_struct *task1, *task2; int ret; +#ifdef CONFIG_GRKERNSEC + return -ENOSYS; +#endif + rcu_read_lock(); /* @@ -122,8 +126,8 @@ SYSCALL_DEFINE5(kcmp, pid_t, pid1, pid_t, pid2, int, type, &task2->signal->cred_guard_mutex); if (ret) goto err; - if (!ptrace_may_access(task1, PTRACE_MODE_READ) || - !ptrace_may_access(task2, PTRACE_MODE_READ)) { + if (!ptrace_may_access(task1, PTRACE_MODE_READ_REALCREDS) || + !ptrace_may_access(task2, PTRACE_MODE_READ_REALCREDS)) { ret = -EPERM; goto err_unlock; } diff --git a/kernel/kexec.c b/kernel/kexec.c index 4c5edc3..be8a589 100644 --- a/kernel/kexec.c +++ b/kernel/kexec.c @@ -222,7 +222,8 @@ COMPAT_SYSCALL_DEFINE4(kexec_load, compat_ulong_t, entry, compat_ulong_t, flags) { struct compat_kexec_segment in; - struct kexec_segment out, __user *ksegments; + struct kexec_segment out; + struct kexec_segment __user *ksegments; unsigned long i, result; /* Don't allow clients that don't understand the native diff --git a/kernel/kexec_core.c b/kernel/kexec_core.c index 201b453..e878258 100644 --- a/kernel/kexec_core.c +++ b/kernel/kexec_core.c @@ -851,7 +851,7 @@ int kimage_load_segment(struct kimage *image, struct kimage *kexec_image; struct kimage *kexec_crash_image; -int kexec_load_disabled; +int kexec_load_disabled __read_only; void crash_kexec(struct pt_regs *regs) { diff --git a/kernel/kmod.c b/kernel/kmod.c index 0277d12..c5e9cc4 100644 --- a/kernel/kmod.c +++ b/kernel/kmod.c @@ -66,7 +66,7 @@ static void free_modprobe_argv(struct subprocess_info *info) kfree(info->argv); } -static int call_modprobe(char *module_name, int wait) +static int call_modprobe(char *module_name, char *module_param, int wait) { struct subprocess_info *info; static char *envp[] = { @@ -76,7 +76,7 @@ static int call_modprobe(char *module_name, int wait) NULL }; - char **argv = kmalloc(sizeof(char *[5]), GFP_KERNEL); + char **argv = kmalloc(sizeof(char *[6]), GFP_KERNEL); if (!argv) goto out; @@ -88,7 +88,8 @@ static int call_modprobe(char *module_name, int wait) argv[1] = "-q"; argv[2] = "--"; argv[3] = module_name; /* check free_modprobe_argv() */ - argv[4] = NULL; + argv[4] = module_param; + argv[5] = NULL; info = call_usermodehelper_setup(modprobe_path, argv, envp, GFP_KERNEL, NULL, free_modprobe_argv, NULL); @@ -121,9 +122,8 @@ out: * If module auto-loading support is disabled then this function * becomes a no-operation. */ -int __request_module(bool wait, const char *fmt, ...) +static int ____request_module(bool wait, char *module_param, const char *fmt, va_list ap) { - va_list args; char module_name[MODULE_NAME_LEN]; unsigned int max_modprobes; int ret; @@ -142,9 +142,7 @@ int __request_module(bool wait, const char *fmt, ...) if (!modprobe_path[0]) return 0; - va_start(args, fmt); - ret = vsnprintf(module_name, MODULE_NAME_LEN, fmt, args); - va_end(args); + ret = vsnprintf(module_name, MODULE_NAME_LEN, fmt, ap); if (ret >= MODULE_NAME_LEN) return -ENAMETOOLONG; @@ -152,6 +150,20 @@ int __request_module(bool wait, const char *fmt, ...) if (ret) return ret; +#ifdef CONFIG_GRKERNSEC_MODHARDEN + if (uid_eq(current_uid(), GLOBAL_ROOT_UID)) { + /* hack to workaround consolekit/udisks stupidity */ + read_lock(&tasklist_lock); + if (!strcmp(current->comm, "mount") && + current->real_parent && !strncmp(current->real_parent->comm, "udisk", 5)) { + read_unlock(&tasklist_lock); + printk(KERN_ALERT "grsec: denied attempt to auto-load fs module %.64s by udisks\n", module_name); + return -EPERM; + } + read_unlock(&tasklist_lock); + } +#endif + /* If modprobe needs a service that is in a module, we get a recursive * loop. Limit the number of running kmod threads to max_threads/2 or * MAX_KMOD_CONCURRENT, whichever is the smaller. A cleaner method @@ -180,16 +192,61 @@ int __request_module(bool wait, const char *fmt, ...) trace_module_request(module_name, wait, _RET_IP_); - ret = call_modprobe(module_name, wait ? UMH_WAIT_PROC : UMH_WAIT_EXEC); + ret = call_modprobe(module_name, module_param, wait ? UMH_WAIT_PROC : UMH_WAIT_EXEC); atomic_dec(&kmod_concurrent); return ret; } + +int ___request_module(bool wait, char *module_param, const char *fmt, ...) +{ + va_list args; + int ret; + + va_start(args, fmt); + ret = ____request_module(wait, module_param, fmt, args); + va_end(args); + + return ret; +} + +int __request_module(bool wait, const char *fmt, ...) +{ + va_list args; + int ret; + +#ifdef CONFIG_GRKERNSEC_MODHARDEN + if (!uid_eq(current_uid(), GLOBAL_ROOT_UID)) { + char module_param[MODULE_NAME_LEN]; + + memset(module_param, 0, sizeof(module_param)); + + snprintf(module_param, sizeof(module_param) - 1, "grsec_modharden_normal%u_", GR_GLOBAL_UID(current_uid())); + + va_start(args, fmt); + ret = ____request_module(wait, module_param, fmt, args); + va_end(args); + + return ret; + } +#endif + + va_start(args, fmt); + ret = ____request_module(wait, NULL, fmt, args); + va_end(args); + + return ret; +} + EXPORT_SYMBOL(__request_module); #endif /* CONFIG_MODULES */ static void call_usermodehelper_freeinfo(struct subprocess_info *info) { +#ifdef CONFIG_GRKERNSEC + kfree(info->path); + info->path = info->origpath; +#endif if (info->cleanup) (*info->cleanup)(info); kfree(info); @@ -228,6 +285,21 @@ static int call_usermodehelper_exec_async(void *data) */ set_user_nice(current, 0); +#ifdef CONFIG_GRKERNSEC + /* this is race-free as far as userland is concerned as we copied + out the path to be used prior to this point and are now operating + on that copy + */ + if ((strncmp(sub_info->path, "/sbin/", 6) && strncmp(sub_info->path, "/usr/lib/", 9) && + strncmp(sub_info->path, "/lib/", 5) && strncmp(sub_info->path, "/lib64/", 7) && + strncmp(sub_info->path, "/usr/libexec/", 13) && strncmp(sub_info->path, "/usr/bin/", 9) && + strcmp(sub_info->path, "/usr/share/apport/apport")) || strstr(sub_info->path, "..")) { + printk(KERN_ALERT "grsec: denied exec of usermode helper binary %.950s located outside of permitted system paths\n", sub_info->path); + retval = -EPERM; + goto out; + } +#endif + retval = -ENOMEM; new = prepare_kernel_cred(current); if (!new) @@ -250,8 +322,8 @@ static int call_usermodehelper_exec_async(void *data) commit_creds(new); retval = do_execve(getname_kernel(sub_info->path), - (const char __user *const __user *)sub_info->argv, - (const char __user *const __user *)sub_info->envp); + (const char __user *const __force_user *)sub_info->argv, + (const char __user *const __force_user *)sub_info->envp); out: sub_info->retval = retval; /* @@ -287,7 +359,7 @@ static void call_usermodehelper_exec_sync(struct subprocess_info *sub_info) * * Thus the __user pointer cast is valid here. */ - sys_wait4(pid, (int __user *)&ret, 0, NULL); + sys_wait4(pid, (int __force_user *)&ret, 0, NULL); /* * If ret is 0, either call_usermodehelper_exec_async failed and @@ -528,7 +600,12 @@ struct subprocess_info *call_usermodehelper_setup(char *path, char **argv, goto out; INIT_WORK(&sub_info->work, call_usermodehelper_exec_work); +#ifdef CONFIG_GRKERNSEC + sub_info->origpath = path; + sub_info->path = kstrdup(path, gfp_mask); +#else sub_info->path = path; +#endif sub_info->argv = argv; sub_info->envp = envp; @@ -630,7 +707,7 @@ EXPORT_SYMBOL(call_usermodehelper); static int proc_cap_handler(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { - struct ctl_table t; + ctl_table_no_const t; unsigned long cap_array[_KERNEL_CAPABILITY_U32S]; kernel_cap_t new_cap; int err, i; diff --git a/kernel/kprobes.c b/kernel/kprobes.c index d10ab6b..372c51c 100644 --- a/kernel/kprobes.c +++ b/kernel/kprobes.c @@ -31,6 +31,9 @@ * <jkenisto@us.ibm.com> and Prasanna S Panchamukhi * <prasanna@in.ibm.com> added function-return probes. */ +#ifdef CONFIG_GRKERNSEC_HIDESYM +#define __INCLUDED_BY_HIDESYM 1 +#endif #include <linux/kprobes.h> #include <linux/hash.h> #include <linux/init.h> @@ -122,12 +125,12 @@ enum kprobe_slot_state { static void *alloc_insn_page(void) { - return module_alloc(PAGE_SIZE); + return module_alloc_exec(PAGE_SIZE); } static void free_insn_page(void *page) { - module_memfree(page); + module_memfree_exec(page); } struct kprobe_insn_cache kprobe_insn_slots = { @@ -2198,11 +2201,11 @@ static void report_probe(struct seq_file *pi, struct kprobe *p, kprobe_type = "k"; if (sym) - seq_printf(pi, "%p %s %s+0x%x %s ", + seq_printf(pi, "%pK %s %s+0x%x %s ", p->addr, kprobe_type, sym, offset, (modname ? modname : " ")); else - seq_printf(pi, "%p %s %p ", + seq_printf(pi, "%pK %s %pK ", p->addr, kprobe_type, p->addr); if (!pp) diff --git a/kernel/ksysfs.c b/kernel/ksysfs.c index e83b264..d09fae1 100644 --- a/kernel/ksysfs.c +++ b/kernel/ksysfs.c @@ -50,6 +50,8 @@ static ssize_t uevent_helper_store(struct kobject *kobj, { if (count+1 > UEVENT_HELPER_PATH_LEN) return -ENOENT; + if (!capable(CAP_SYS_ADMIN)) + return -EPERM; memcpy(uevent_helper, buf, count); uevent_helper[count] = '\0'; if (count && uevent_helper[count-1] == '\n') @@ -176,7 +178,7 @@ static ssize_t notes_read(struct file *filp, struct kobject *kobj, return count; } -static struct bin_attribute notes_attr = { +static bin_attribute_no_const notes_attr __read_only = { .attr = { .name = "notes", .mode = S_IRUGO, diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c index 4e49cc4..057b0f8 100644 --- a/kernel/locking/lockdep.c +++ b/kernel/locking/lockdep.c @@ -613,6 +613,10 @@ static int static_obj(void *obj) end = (unsigned long) &_end, addr = (unsigned long) obj; +#ifdef CONFIG_PAX_KERNEXEC + start = ktla_ktva(start); +#endif + /* * static variable? */ @@ -757,6 +761,7 @@ register_lock_class(struct lockdep_map *lock, unsigned int subclass, int force) if (!static_obj(lock->key)) { debug_locks_off(); printk("INFO: trying to register non-static key.\n"); + printk("lock:%pS key:%pS.\n", lock, lock->key); printk("the code is fine but needs lockdep annotation.\n"); printk("turning off the locking correctness validator.\n"); dump_stack(); @@ -3102,7 +3107,7 @@ static int __lock_acquire(struct lockdep_map *lock, unsigned int subclass, if (!class) return 0; } - atomic_inc((atomic_t *)&class->ops); + atomic_long_inc_unchecked((atomic_long_unchecked_t *)&class->ops); if (very_verbose(class)) { printk("\nacquire class [%p] %s", class->key, class->name); if (class->name_version > 1) diff --git a/kernel/locking/lockdep_proc.c b/kernel/locking/lockdep_proc.c index d83d798..ea3120d 100644 --- a/kernel/locking/lockdep_proc.c +++ b/kernel/locking/lockdep_proc.c @@ -65,7 +65,7 @@ static int l_show(struct seq_file *m, void *v) return 0; } - seq_printf(m, "%p", class->key); + seq_printf(m, "%pK", class->key); #ifdef CONFIG_DEBUG_LOCKDEP seq_printf(m, " OPS:%8ld", class->ops); #endif @@ -83,7 +83,7 @@ static int l_show(struct seq_file *m, void *v) list_for_each_entry(entry, &class->locks_after, entry) { if (entry->distance == 1) { - seq_printf(m, " -> [%p] ", entry->class->key); + seq_printf(m, " -> [%pK] ", entry->class->key); print_name(m, entry->class); seq_puts(m, "\n"); } @@ -152,7 +152,7 @@ static int lc_show(struct seq_file *m, void *v) if (!class->key) continue; - seq_printf(m, "[%p] ", class->key); + seq_printf(m, "[%pK] ", class->key); print_name(m, class); seq_puts(m, "\n"); } @@ -508,7 +508,7 @@ static void seq_stats(struct seq_file *m, struct lock_stat_data *data) if (!i) seq_line(m, '-', 40-namelen, namelen); - snprintf(ip, sizeof(ip), "[<%p>]", + snprintf(ip, sizeof(ip), "[<%pK>]", (void *)class->contention_point[i]); seq_printf(m, "%40s %14lu %29s %pS\n", name, stats->contention_point[i], @@ -523,7 +523,7 @@ static void seq_stats(struct seq_file *m, struct lock_stat_data *data) if (!i) seq_line(m, '-', 40-namelen, namelen); - snprintf(ip, sizeof(ip), "[<%p>]", + snprintf(ip, sizeof(ip), "[<%pK>]", (void *)class->contending_point[i]); seq_printf(m, "%40s %14lu %29s %pS\n", name, stats->contending_point[i], diff --git a/kernel/locking/mutex-debug.c b/kernel/locking/mutex-debug.c index 3ef3736..9c951fa 100644 --- a/kernel/locking/mutex-debug.c +++ b/kernel/locking/mutex-debug.c @@ -49,21 +49,21 @@ void debug_mutex_free_waiter(struct mutex_waiter *waiter) } void debug_mutex_add_waiter(struct mutex *lock, struct mutex_waiter *waiter, - struct thread_info *ti) + struct task_struct *task) { SMP_DEBUG_LOCKS_WARN_ON(!spin_is_locked(&lock->wait_lock)); /* Mark the current thread as blocked on the lock: */ - ti->task->blocked_on = waiter; + task->blocked_on = waiter; } void mutex_remove_waiter(struct mutex *lock, struct mutex_waiter *waiter, - struct thread_info *ti) + struct task_struct *task) { DEBUG_LOCKS_WARN_ON(list_empty(&waiter->list)); - DEBUG_LOCKS_WARN_ON(waiter->task != ti->task); - DEBUG_LOCKS_WARN_ON(ti->task->blocked_on != waiter); - ti->task->blocked_on = NULL; + DEBUG_LOCKS_WARN_ON(waiter->task != task); + DEBUG_LOCKS_WARN_ON(task->blocked_on != waiter); + task->blocked_on = NULL; list_del_init(&waiter->list); waiter->task = NULL; diff --git a/kernel/locking/mutex-debug.h b/kernel/locking/mutex-debug.h index 0799fd3..d06ae3b 100644 --- a/kernel/locking/mutex-debug.h +++ b/kernel/locking/mutex-debug.h @@ -20,9 +20,9 @@ extern void debug_mutex_wake_waiter(struct mutex *lock, extern void debug_mutex_free_waiter(struct mutex_waiter *waiter); extern void debug_mutex_add_waiter(struct mutex *lock, struct mutex_waiter *waiter, - struct thread_info *ti); + struct task_struct *task); extern void mutex_remove_waiter(struct mutex *lock, struct mutex_waiter *waiter, - struct thread_info *ti); + struct task_struct *task); extern void debug_mutex_unlock(struct mutex *lock); extern void debug_mutex_init(struct mutex *lock, const char *name, struct lock_class_key *key); diff --git a/kernel/locking/mutex.c b/kernel/locking/mutex.c index 4cccea6..4382db9 100644 --- a/kernel/locking/mutex.c +++ b/kernel/locking/mutex.c @@ -533,7 +533,7 @@ __mutex_lock_common(struct mutex *lock, long state, unsigned int subclass, goto skip_wait; debug_mutex_lock_common(lock, &waiter); - debug_mutex_add_waiter(lock, &waiter, task_thread_info(task)); + debug_mutex_add_waiter(lock, &waiter, task); /* add waiting tasks to the end of the waitqueue (FIFO): */ list_add_tail(&waiter.list, &lock->wait_list); @@ -580,7 +580,7 @@ __mutex_lock_common(struct mutex *lock, long state, unsigned int subclass, } __set_task_state(task, TASK_RUNNING); - mutex_remove_waiter(lock, &waiter, current_thread_info()); + mutex_remove_waiter(lock, &waiter, task); /* set it to 0 if there are no waiters left: */ if (likely(list_empty(&lock->wait_list))) atomic_set(&lock->count, 0); @@ -601,7 +601,7 @@ skip_wait: return 0; err: - mutex_remove_waiter(lock, &waiter, task_thread_info(task)); + mutex_remove_waiter(lock, &waiter, task); spin_unlock_mutex(&lock->wait_lock, flags); debug_mutex_free_waiter(&waiter); mutex_release(&lock->dep_map, 1, ip); diff --git a/kernel/module.c b/kernel/module.c index 8f051a1..07da01a 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -59,6 +59,7 @@ #include <linux/jump_label.h> #include <linux/pfn.h> #include <linux/bsearch.h> +#include <linux/grsecurity.h> #include <uapi/linux/module.h> #include "module-internal.h" @@ -108,7 +109,7 @@ static LIST_HEAD(modules); * Use a latched RB-tree for __module_address(); this allows us to use * RCU-sched lookups of the address from any context. * - * Because modules have two address ranges: init and core, we need two + * Because modules have four address ranges: init_{rw,rx} and core_{rw,rx}, we need four * latch_tree_nodes entries. Therefore we need the back-pointer from * mod_tree_node. * @@ -125,10 +126,14 @@ static __always_inline unsigned long __mod_tree_val(struct latch_tree_node *n) struct mod_tree_node *mtn = container_of(n, struct mod_tree_node, node); struct module *mod = mtn->mod; - if (unlikely(mtn == &mod->mtn_init)) - return (unsigned long)mod->module_init; + if (unlikely(mtn == &mod->mtn_init_rw)) + return (unsigned long)mod->module_init_rw; + if (unlikely(mtn == &mod->mtn_init_rx)) + return (unsigned long)mod->module_init_rx; - return (unsigned long)mod->module_core; + if (unlikely(mtn == &mod->mtn_core_rw)) + return (unsigned long)mod->module_core_rw; + return (unsigned long)mod->module_core_rx; } static __always_inline unsigned long __mod_tree_size(struct latch_tree_node *n) @@ -136,10 +141,14 @@ static __always_inline unsigned long __mod_tree_size(struct latch_tree_node *n) struct mod_tree_node *mtn = container_of(n, struct mod_tree_node, node); struct module *mod = mtn->mod; - if (unlikely(mtn == &mod->mtn_init)) - return (unsigned long)mod->init_size; + if (unlikely(mtn == &mod->mtn_init_rw)) + return (unsigned long)mod->init_size_rw; + if (unlikely(mtn == &mod->mtn_init_rx)) + return (unsigned long)mod->init_size_rx; - return (unsigned long)mod->core_size; + if (unlikely(mtn == &mod->mtn_core_rw)) + return (unsigned long)mod->core_size_rw; + return (unsigned long)mod->core_size_rx; } static __always_inline bool @@ -172,14 +181,19 @@ static const struct latch_tree_ops mod_tree_ops = { static struct mod_tree_root { struct latch_tree_root root; - unsigned long addr_min; - unsigned long addr_max; + unsigned long addr_min_rw; + unsigned long addr_min_rx; + unsigned long addr_max_rw; + unsigned long addr_max_rx; } mod_tree __cacheline_aligned = { - .addr_min = -1UL, + .addr_min_rw = -1UL, + .addr_min_rx = -1UL, }; -#define module_addr_min mod_tree.addr_min -#define module_addr_max mod_tree.addr_max +#define module_addr_min_rw mod_tree.addr_min_rw +#define module_addr_min_rx mod_tree.addr_min_rx +#define module_addr_max_rw mod_tree.addr_max_rw +#define module_addr_max_rx mod_tree.addr_max_rx static noinline void __mod_tree_insert(struct mod_tree_node *node) { @@ -197,23 +211,31 @@ static void __mod_tree_remove(struct mod_tree_node *node) */ static void mod_tree_insert(struct module *mod) { - mod->mtn_core.mod = mod; - mod->mtn_init.mod = mod; + mod->mtn_core_rw.mod = mod; + mod->mtn_core_rx.mod = mod; + mod->mtn_init_rw.mod = mod; + mod->mtn_init_rx.mod = mod; - __mod_tree_insert(&mod->mtn_core); - if (mod->init_size) - __mod_tree_insert(&mod->mtn_init); + __mod_tree_insert(&mod->mtn_core_rw); + __mod_tree_insert(&mod->mtn_core_rx); + if (mod->init_size_rw) + __mod_tree_insert(&mod->mtn_init_rw); + if (mod->init_size_rx) + __mod_tree_insert(&mod->mtn_init_rx); } static void mod_tree_remove_init(struct module *mod) { - if (mod->init_size) - __mod_tree_remove(&mod->mtn_init); + if (mod->init_size_rw) + __mod_tree_remove(&mod->mtn_init_rw); + if (mod->init_size_rx) + __mod_tree_remove(&mod->mtn_init_rx); } static void mod_tree_remove(struct module *mod) { - __mod_tree_remove(&mod->mtn_core); + __mod_tree_remove(&mod->mtn_core_rw); + __mod_tree_remove(&mod->mtn_core_rx); mod_tree_remove_init(mod); } @@ -230,7 +252,8 @@ static struct module *mod_find(unsigned long addr) #else /* MODULES_TREE_LOOKUP */ -static unsigned long module_addr_min = -1UL, module_addr_max = 0; +static unsigned long module_addr_min_rw = -1UL, module_addr_max_rw = 0; +static unsigned long module_addr_min_rx = -1UL, module_addr_max_rx = 0; static void mod_tree_insert(struct module *mod) { } static void mod_tree_remove_init(struct module *mod) { } @@ -254,22 +277,36 @@ static struct module *mod_find(unsigned long addr) * Bounds of module text, for speeding up __module_address. * Protected by module_mutex. */ -static void __mod_update_bounds(void *base, unsigned int size) +static void __mod_update_bounds_rw(void *base, unsigned int size) { unsigned long min = (unsigned long)base; unsigned long max = min + size; - if (min < module_addr_min) - module_addr_min = min; - if (max > module_addr_max) - module_addr_max = max; + if (min < module_addr_min_rw) + module_addr_min_rw = min; + if (max > module_addr_max_rw) + module_addr_max_rw = max; +} + +static void __mod_update_bounds_rx(void *base, unsigned int size) +{ + unsigned long min = (unsigned long)base; + unsigned long max = min + size; + + if (min < module_addr_min_rx) + module_addr_min_rx = min; + if (max > module_addr_max_rx) + module_addr_max_rx = max; } static void mod_update_bounds(struct module *mod) { - __mod_update_bounds(mod->module_core, mod->core_size); - if (mod->init_size) - __mod_update_bounds(mod->module_init, mod->init_size); + __mod_update_bounds_rw(mod->module_core_rw, mod->core_size_rw); + __mod_update_bounds_rx(mod->module_core_rx, mod->core_size_rx); + if (mod->init_size_rw) + __mod_update_bounds_rw(mod->module_init_rw, mod->init_size_rw); + if (mod->init_size_rx) + __mod_update_bounds_rx(mod->module_init_rx, mod->init_size_rx); } #ifdef CONFIG_KGDB_KDB @@ -298,7 +335,7 @@ module_param(sig_enforce, bool_enable_only, 0644); #endif /* !CONFIG_MODULE_SIG_FORCE */ /* Block module loading/unloading? */ -int modules_disabled = 0; +int modules_disabled __read_only = 0; core_param(nomodule, modules_disabled, bint, 0); /* Waiting for a module to finish initializing? */ @@ -473,7 +510,7 @@ bool each_symbol_section(bool (*fn)(const struct symsearch *arr, return true; list_for_each_entry_rcu(mod, &modules, list) { - struct symsearch arr[] = { + struct symsearch modarr[] = { { mod->syms, mod->syms + mod->num_syms, mod->crcs, NOT_GPL_ONLY, false }, { mod->gpl_syms, mod->gpl_syms + mod->num_gpl_syms, @@ -498,7 +535,7 @@ bool each_symbol_section(bool (*fn)(const struct symsearch *arr, if (mod->state == MODULE_STATE_UNFORMED) continue; - if (each_symbol_in_section(arr, ARRAY_SIZE(arr), mod, fn, data)) + if (each_symbol_in_section(modarr, ARRAY_SIZE(modarr), mod, fn, data)) return true; } return false; @@ -644,7 +681,7 @@ static int percpu_modalloc(struct module *mod, struct load_info *info) if (!pcpusec->sh_size) return 0; - if (align > PAGE_SIZE) { + if (align-1 >= PAGE_SIZE) { pr_warn("%s: per-cpu alignment %li > %li\n", mod->name, align, PAGE_SIZE); align = PAGE_SIZE; @@ -1214,7 +1251,7 @@ struct module_attribute module_uevent = static ssize_t show_coresize(struct module_attribute *mattr, struct module_kobject *mk, char *buffer) { - return sprintf(buffer, "%u\n", mk->mod->core_size); + return sprintf(buffer, "%u\n", mk->mod->core_size_rx + mk->mod->core_size_rw); } static struct module_attribute modinfo_coresize = @@ -1223,7 +1260,7 @@ static struct module_attribute modinfo_coresize = static ssize_t show_initsize(struct module_attribute *mattr, struct module_kobject *mk, char *buffer) { - return sprintf(buffer, "%u\n", mk->mod->init_size); + return sprintf(buffer, "%u\n", mk->mod->init_size_rx + mk->mod->init_size_rw); } static struct module_attribute modinfo_initsize = @@ -1315,12 +1352,29 @@ static int check_version(Elf_Shdr *sechdrs, goto bad_version; } +#ifdef CONFIG_GRKERNSEC_RANDSTRUCT + /* + * avoid potentially printing jibberish on attempted load + * of a module randomized with a different seed + */ + pr_warn("no symbol version for %s\n", symname); +#else pr_warn("%s: no symbol version for %s\n", mod->name, symname); +#endif return 0; bad_version: +#ifdef CONFIG_GRKERNSEC_RANDSTRUCT + /* + * avoid potentially printing jibberish on attempted load + * of a module randomized with a different seed + */ + pr_warn("attempted module disagrees about version of symbol %s\n", + symname); +#else pr_warn("%s: disagrees about version of symbol %s\n", mod->name, symname); +#endif return 0; } @@ -1448,7 +1502,7 @@ resolve_symbol_wait(struct module *mod, */ #ifdef CONFIG_SYSFS -#ifdef CONFIG_KALLSYMS +#if defined(CONFIG_KALLSYMS) && !defined(CONFIG_GRKERNSEC_HIDESYM) static inline bool sect_empty(const Elf_Shdr *sect) { return !(sect->sh_flags & SHF_ALLOC) || sect->sh_size == 0; @@ -1586,7 +1640,7 @@ static void add_notes_attrs(struct module *mod, const struct load_info *info) { unsigned int notes, loaded, i; struct module_notes_attrs *notes_attrs; - struct bin_attribute *nattr; + bin_attribute_no_const *nattr; /* failed to create section attributes, so can't create notes */ if (!mod->sect_attrs) @@ -1698,7 +1752,7 @@ static void del_usage_links(struct module *mod) static int module_add_modinfo_attrs(struct module *mod) { struct module_attribute *attr; - struct module_attribute *temp_attr; + module_attribute_no_const *temp_attr; int error = 0; int i; @@ -1915,21 +1969,21 @@ static void set_section_ro_nx(void *base, static void unset_module_core_ro_nx(struct module *mod) { - set_page_attributes(mod->module_core + mod->core_text_size, - mod->module_core + mod->core_size, + set_page_attributes(mod->module_core_rw, + mod->module_core_rw + mod->core_size_rw, set_memory_x); - set_page_attributes(mod->module_core, - mod->module_core + mod->core_ro_size, + set_page_attributes(mod->module_core_rx, + mod->module_core_rx + mod->core_size_rx, set_memory_rw); } static void unset_module_init_ro_nx(struct module *mod) { - set_page_attributes(mod->module_init + mod->init_text_size, - mod->module_init + mod->init_size, + set_page_attributes(mod->module_init_rw, + mod->module_init_rw + mod->init_size_rw, set_memory_x); - set_page_attributes(mod->module_init, - mod->module_init + mod->init_ro_size, + set_page_attributes(mod->module_init_rx, + mod->module_init_rx + mod->init_size_rx, set_memory_rw); } @@ -1942,14 +1996,14 @@ void set_all_modules_text_rw(void) list_for_each_entry_rcu(mod, &modules, list) { if (mod->state == MODULE_STATE_UNFORMED) continue; - if ((mod->module_core) && (mod->core_text_size)) { - set_page_attributes(mod->module_core, - mod->module_core + mod->core_text_size, + if ((mod->module_core_rx) && (mod->core_size_rx)) { + set_page_attributes(mod->module_core_rx, + mod->module_core_rx + mod->core_size_rx, set_memory_rw); } - if ((mod->module_init) && (mod->init_text_size)) { - set_page_attributes(mod->module_init, - mod->module_init + mod->init_text_size, + if ((mod->module_init_rx) && (mod->init_size_rx)) { + set_page_attributes(mod->module_init_rx, + mod->module_init_rx + mod->init_size_rx, set_memory_rw); } } @@ -1965,14 +2019,14 @@ void set_all_modules_text_ro(void) list_for_each_entry_rcu(mod, &modules, list) { if (mod->state == MODULE_STATE_UNFORMED) continue; - if ((mod->module_core) && (mod->core_text_size)) { - set_page_attributes(mod->module_core, - mod->module_core + mod->core_text_size, + if ((mod->module_core_rx) && (mod->core_size_rx)) { + set_page_attributes(mod->module_core_rx, + mod->module_core_rx + mod->core_size_rx, set_memory_ro); } - if ((mod->module_init) && (mod->init_text_size)) { - set_page_attributes(mod->module_init, - mod->module_init + mod->init_text_size, + if ((mod->module_init_rx) && (mod->init_size_rx)) { + set_page_attributes(mod->module_init_rx, + mod->module_init_rx + mod->init_size_rx, set_memory_ro); } } @@ -1981,7 +2035,15 @@ void set_all_modules_text_ro(void) #else static inline void set_section_ro_nx(void *base, unsigned long text_size, unsigned long ro_size, unsigned long total_size) { } static void unset_module_core_ro_nx(struct module *mod) { } -static void unset_module_init_ro_nx(struct module *mod) { } +static void unset_module_init_ro_nx(struct module *mod) +{ + +#ifdef CONFIG_PAX_KERNEXEC + set_memory_nx((unsigned long)mod->module_init_rx, PFN_UP(mod->init_size_rx)); + set_memory_rw((unsigned long)mod->module_init_rx, PFN_UP(mod->init_size_rx)); +#endif + +} #endif void __weak module_memfree(void *module_region) @@ -2036,16 +2098,19 @@ static void free_module(struct module *mod) /* This may be NULL, but that's OK */ unset_module_init_ro_nx(mod); module_arch_freeing_init(mod); - module_memfree(mod->module_init); + module_memfree(mod->module_init_rw); + module_memfree_exec(mod->module_init_rx); kfree(mod->args); percpu_modfree(mod); /* Free lock-classes; relies on the preceding sync_rcu(). */ - lockdep_free_key_range(mod->module_core, mod->core_size); + lockdep_free_key_range(mod->module_core_rx, mod->core_size_rx); + lockdep_free_key_range(mod->module_core_rw, mod->core_size_rw); /* Finally, free the core (containing the module structure) */ unset_module_core_ro_nx(mod); - module_memfree(mod->module_core); + module_memfree_exec(mod->module_core_rx); + module_memfree(mod->module_core_rw); #ifdef CONFIG_MPU update_protections(current->mm); @@ -2114,9 +2179,31 @@ static int simplify_symbols(struct module *mod, const struct load_info *info) int ret = 0; const struct kernel_symbol *ksym; +#ifdef CONFIG_GRKERNSEC_MODHARDEN + int is_fs_load = 0; + int register_filesystem_found = 0; + char *p; + + p = strstr(mod->args, "grsec_modharden_fs"); + if (p) { + char *endptr = p + sizeof("grsec_modharden_fs") - 1; + /* copy \0 as well */ + memmove(p, endptr, strlen(mod->args) - (unsigned int)(endptr - mod->args) + 1); + is_fs_load = 1; + } +#endif + for (i = 1; i < symsec->sh_size / sizeof(Elf_Sym); i++) { const char *name = info->strtab + sym[i].st_name; +#ifdef CONFIG_GRKERNSEC_MODHARDEN + /* it's a real shame this will never get ripped and copied + upstream! ;( + */ + if (is_fs_load && !strcmp(name, "register_filesystem")) + register_filesystem_found = 1; +#endif + switch (sym[i].st_shndx) { case SHN_COMMON: /* Ignore common symbols */ @@ -2141,7 +2228,9 @@ static int simplify_symbols(struct module *mod, const struct load_info *info) ksym = resolve_symbol_wait(mod, info, name); /* Ok if resolved. */ if (ksym && !IS_ERR(ksym)) { + pax_open_kernel(); sym[i].st_value = ksym->value; + pax_close_kernel(); break; } @@ -2160,11 +2249,20 @@ static int simplify_symbols(struct module *mod, const struct load_info *info) secbase = (unsigned long)mod_percpu(mod); else secbase = info->sechdrs[sym[i].st_shndx].sh_addr; + pax_open_kernel(); sym[i].st_value += secbase; + pax_close_kernel(); break; } } +#ifdef CONFIG_GRKERNSEC_MODHARDEN + if (is_fs_load && !register_filesystem_found) { + printk(KERN_ALERT "grsec: Denied attempt to load non-fs module %.64s through mount\n", mod->name); + ret = -EPERM; + } +#endif + return ret; } @@ -2248,22 +2346,12 @@ static void layout_sections(struct module *mod, struct load_info *info) || s->sh_entsize != ~0UL || strstarts(sname, ".init")) continue; - s->sh_entsize = get_offset(mod, &mod->core_size, s, i); + if ((s->sh_flags & SHF_WRITE) || !(s->sh_flags & SHF_ALLOC)) + s->sh_entsize = get_offset(mod, &mod->core_size_rw, s, i); + else + s->sh_entsize = get_offset(mod, &mod->core_size_rx, s, i); pr_debug("\t%s\n", sname); } - switch (m) { - case 0: /* executable */ - mod->core_size = debug_align(mod->core_size); - mod->core_text_size = mod->core_size; - break; - case 1: /* RO: text and ro-data */ - mod->core_size = debug_align(mod->core_size); - mod->core_ro_size = mod->core_size; - break; - case 3: /* whole core */ - mod->core_size = debug_align(mod->core_size); - break; - } } pr_debug("Init section allocation order:\n"); @@ -2277,23 +2365,13 @@ static void layout_sections(struct module *mod, struct load_info *info) || s->sh_entsize != ~0UL || !strstarts(sname, ".init")) continue; - s->sh_entsize = (get_offset(mod, &mod->init_size, s, i) - | INIT_OFFSET_MASK); + if ((s->sh_flags & SHF_WRITE) || !(s->sh_flags & SHF_ALLOC)) + s->sh_entsize = get_offset(mod, &mod->init_size_rw, s, i); + else + s->sh_entsize = get_offset(mod, &mod->init_size_rx, s, i); + s->sh_entsize |= INIT_OFFSET_MASK; pr_debug("\t%s\n", sname); } - switch (m) { - case 0: /* executable */ - mod->init_size = debug_align(mod->init_size); - mod->init_text_size = mod->init_size; - break; - case 1: /* RO: text and ro-data */ - mod->init_size = debug_align(mod->init_size); - mod->init_ro_size = mod->init_size; - break; - case 3: /* whole init */ - mod->init_size = debug_align(mod->init_size); - break; - } } } @@ -2466,7 +2544,7 @@ static void layout_symtab(struct module *mod, struct load_info *info) /* Put symbol section at end of init part of module. */ symsect->sh_flags |= SHF_ALLOC; - symsect->sh_entsize = get_offset(mod, &mod->init_size, symsect, + symsect->sh_entsize = get_offset(mod, &mod->init_size_rx, symsect, info->index.sym) | INIT_OFFSET_MASK; pr_debug("\t%s\n", info->secstrings + symsect->sh_name); @@ -2483,16 +2561,16 @@ static void layout_symtab(struct module *mod, struct load_info *info) } /* Append room for core symbols at end of core part. */ - info->symoffs = ALIGN(mod->core_size, symsect->sh_addralign ?: 1); - info->stroffs = mod->core_size = info->symoffs + ndst * sizeof(Elf_Sym); - mod->core_size += strtab_size; - mod->core_size = debug_align(mod->core_size); + info->symoffs = ALIGN(mod->core_size_rx, symsect->sh_addralign ?: 1); + info->stroffs = mod->core_size_rx = info->symoffs + ndst * sizeof(Elf_Sym); + mod->core_size_rx += strtab_size; + mod->core_size_rx = debug_align(mod->core_size_rx); /* Put string table section at end of init part of module. */ strsect->sh_flags |= SHF_ALLOC; - strsect->sh_entsize = get_offset(mod, &mod->init_size, strsect, + strsect->sh_entsize = get_offset(mod, &mod->init_size_rx, strsect, info->index.str) | INIT_OFFSET_MASK; - mod->init_size = debug_align(mod->init_size); + mod->init_size_rx = debug_align(mod->init_size_rx); pr_debug("\t%s\n", info->secstrings + strsect->sh_name); } @@ -2509,12 +2587,14 @@ static void add_kallsyms(struct module *mod, const struct load_info *info) /* Make sure we get permanent strtab: don't use info->strtab. */ mod->strtab = (void *)info->sechdrs[info->index.str].sh_addr; + pax_open_kernel(); + /* Set types up while we still have access to sections. */ for (i = 0; i < mod->num_symtab; i++) mod->symtab[i].st_info = elf_type(&mod->symtab[i], info); - mod->core_symtab = dst = mod->module_core + info->symoffs; - mod->core_strtab = s = mod->module_core + info->stroffs; + mod->core_symtab = dst = mod->module_core_rx + info->symoffs; + mod->core_strtab = s = mod->module_core_rx + info->stroffs; src = mod->symtab; for (ndst = i = 0; i < mod->num_symtab; i++) { if (i == 0 || @@ -2526,6 +2606,8 @@ static void add_kallsyms(struct module *mod, const struct load_info *info) } } mod->core_num_syms = ndst; + + pax_close_kernel(); } #else static inline void layout_symtab(struct module *mod, struct load_info *info) @@ -2825,7 +2907,15 @@ static struct module *setup_load_info(struct load_info *info, int flags) mod = (void *)info->sechdrs[info->index.mod].sh_addr; if (info->index.sym == 0) { +#ifdef CONFIG_GRKERNSEC_RANDSTRUCT + /* + * avoid potentially printing jibberish on attempted load + * of a module randomized with a different seed + */ + pr_warn("module has no symbols (stripped?)\n"); +#else pr_warn("%s: module has no symbols (stripped?)\n", mod->name); +#endif return ERR_PTR(-ENOEXEC); } @@ -2841,8 +2931,14 @@ static struct module *setup_load_info(struct load_info *info, int flags) static int check_modinfo(struct module *mod, struct load_info *info, int flags) { const char *modmagic = get_modinfo(info, "vermagic"); + const char *license = get_modinfo(info, "license"); int err; +#ifdef CONFIG_PAX_KERNEXEC_PLUGIN_METHOD_OR + if (!license || !license_is_gpl_compatible(license)) + return -ENOEXEC; +#endif + if (flags & MODULE_INIT_IGNORE_VERMAGIC) modmagic = NULL; @@ -2867,7 +2963,7 @@ static int check_modinfo(struct module *mod, struct load_info *info, int flags) } /* Set up license info based on the info section */ - set_license(mod, get_modinfo(info, "license")); + set_license(mod, license); return 0; } @@ -2964,7 +3060,7 @@ static int move_module(struct module *mod, struct load_info *info) void *ptr; /* Do the allocs. */ - ptr = module_alloc(mod->core_size); + ptr = module_alloc(mod->core_size_rw); /* * The pointer to this block is stored in the module structure * which is inside the block. Just mark it as not being a @@ -2974,11 +3070,11 @@ static int move_module(struct module *mod, struct load_info *info) if (!ptr) return -ENOMEM; - memset(ptr, 0, mod->core_size); - mod->module_core = ptr; + memset(ptr, 0, mod->core_size_rw); + mod->module_core_rw = ptr; - if (mod->init_size) { - ptr = module_alloc(mod->init_size); + if (mod->init_size_rw) { + ptr = module_alloc(mod->init_size_rw); /* * The pointer to this block is stored in the module structure * which is inside the block. This block doesn't need to be @@ -2987,13 +3083,45 @@ static int move_module(struct module *mod, struct load_info *info) */ kmemleak_ignore(ptr); if (!ptr) { - module_memfree(mod->module_core); + module_memfree(mod->module_core_rw); return -ENOMEM; } - memset(ptr, 0, mod->init_size); - mod->module_init = ptr; + memset(ptr, 0, mod->init_size_rw); + mod->module_init_rw = ptr; } else - mod->module_init = NULL; + mod->module_init_rw = NULL; + + ptr = module_alloc_exec(mod->core_size_rx); + kmemleak_not_leak(ptr); + if (!ptr) { + if (mod->module_init_rw) + module_memfree(mod->module_init_rw); + module_memfree(mod->module_core_rw); + return -ENOMEM; + } + + pax_open_kernel(); + memset(ptr, 0, mod->core_size_rx); + pax_close_kernel(); + mod->module_core_rx = ptr; + + if (mod->init_size_rx) { + ptr = module_alloc_exec(mod->init_size_rx); + kmemleak_ignore(ptr); + if (!ptr && mod->init_size_rx) { + module_memfree_exec(mod->module_core_rx); + if (mod->module_init_rw) + module_memfree(mod->module_init_rw); + module_memfree(mod->module_core_rw); + return -ENOMEM; + } + + pax_open_kernel(); + memset(ptr, 0, mod->init_size_rx); + pax_close_kernel(); + mod->module_init_rx = ptr; + } else + mod->module_init_rx = NULL; /* Transfer each section which specifies SHF_ALLOC */ pr_debug("final section addresses:\n"); @@ -3004,16 +3132,45 @@ static int move_module(struct module *mod, struct load_info *info) if (!(shdr->sh_flags & SHF_ALLOC)) continue; - if (shdr->sh_entsize & INIT_OFFSET_MASK) - dest = mod->module_init - + (shdr->sh_entsize & ~INIT_OFFSET_MASK); - else - dest = mod->module_core + shdr->sh_entsize; + if (shdr->sh_entsize & INIT_OFFSET_MASK) { + if ((shdr->sh_flags & SHF_WRITE) || !(shdr->sh_flags & SHF_ALLOC)) + dest = mod->module_init_rw + + (shdr->sh_entsize & ~INIT_OFFSET_MASK); + else + dest = mod->module_init_rx + + (shdr->sh_entsize & ~INIT_OFFSET_MASK); + } else { + if ((shdr->sh_flags & SHF_WRITE) || !(shdr->sh_flags & SHF_ALLOC)) + dest = mod->module_core_rw + shdr->sh_entsize; + else + dest = mod->module_core_rx + shdr->sh_entsize; + } + + if (shdr->sh_type != SHT_NOBITS) { + +#ifdef CONFIG_PAX_KERNEXEC +#ifdef CONFIG_X86_64 + if ((shdr->sh_flags & SHF_WRITE) && (shdr->sh_flags & SHF_EXECINSTR)) + set_memory_x((unsigned long)dest, (shdr->sh_size + PAGE_SIZE) >> PAGE_SHIFT); +#endif + if (!(shdr->sh_flags & SHF_WRITE) && (shdr->sh_flags & SHF_ALLOC)) { + pax_open_kernel(); + memcpy(dest, (void *)shdr->sh_addr, shdr->sh_size); + pax_close_kernel(); + } else +#endif - if (shdr->sh_type != SHT_NOBITS) memcpy(dest, (void *)shdr->sh_addr, shdr->sh_size); + } /* Update sh_addr to point to copy in image. */ - shdr->sh_addr = (unsigned long)dest; + +#ifdef CONFIG_PAX_KERNEXEC + if (shdr->sh_flags & SHF_EXECINSTR) + shdr->sh_addr = ktva_ktla((unsigned long)dest); + else +#endif + + shdr->sh_addr = (unsigned long)dest; pr_debug("\t0x%lx %s\n", (long)shdr->sh_addr, info->secstrings + shdr->sh_name); } @@ -3070,12 +3227,12 @@ static void flush_module_icache(const struct module *mod) * Do it before processing of module parameters, so the module * can provide parameter accessor functions of its own. */ - if (mod->module_init) - flush_icache_range((unsigned long)mod->module_init, - (unsigned long)mod->module_init - + mod->init_size); - flush_icache_range((unsigned long)mod->module_core, - (unsigned long)mod->module_core + mod->core_size); + if (mod->module_init_rx) + flush_icache_range((unsigned long)mod->module_init_rx, + (unsigned long)mod->module_init_rx + + mod->init_size_rx); + flush_icache_range((unsigned long)mod->module_core_rx, + (unsigned long)mod->module_core_rx + mod->core_size_rx); set_fs(old_fs); } @@ -3133,8 +3290,10 @@ static void module_deallocate(struct module *mod, struct load_info *info) { percpu_modfree(mod); module_arch_freeing_init(mod); - module_memfree(mod->module_init); - module_memfree(mod->module_core); + module_memfree_exec(mod->module_init_rx); + module_memfree_exec(mod->module_core_rx); + module_memfree(mod->module_init_rw); + module_memfree(mod->module_core_rw); } int __weak module_finalize(const Elf_Ehdr *hdr, @@ -3147,7 +3306,9 @@ int __weak module_finalize(const Elf_Ehdr *hdr, static int post_relocation(struct module *mod, const struct load_info *info) { /* Sort exception table now relocations are done. */ + pax_open_kernel(); sort_extable(mod->extable, mod->extable + mod->num_exentries); + pax_close_kernel(); /* Copy relocated percpu area over. */ percpu_modcopy(mod, (void *)info->sechdrs[info->index.pcpu].sh_addr, @@ -3195,13 +3356,15 @@ static void do_mod_ctors(struct module *mod) /* For freeing module_init on success, in case kallsyms traversing */ struct mod_initfree { struct rcu_head rcu; - void *module_init; + void *module_init_rw; + void *module_init_rx; }; static void do_free_init(struct rcu_head *head) { struct mod_initfree *m = container_of(head, struct mod_initfree, rcu); - module_memfree(m->module_init); + module_memfree(m->module_init_rw); + module_memfree_exec(m->module_init_rx); kfree(m); } @@ -3221,7 +3384,8 @@ static noinline int do_init_module(struct module *mod) ret = -ENOMEM; goto fail; } - freeinit->module_init = mod->module_init; + freeinit->module_init_rw = mod->module_init_rw; + freeinit->module_init_rx = mod->module_init_rx; /* * We want to find out whether @mod uses async during init. Clear @@ -3281,10 +3445,10 @@ static noinline int do_init_module(struct module *mod) mod_tree_remove_init(mod); unset_module_init_ro_nx(mod); module_arch_freeing_init(mod); - mod->module_init = NULL; - mod->init_size = 0; - mod->init_ro_size = 0; - mod->init_text_size = 0; + mod->module_init_rw = NULL; + mod->module_init_rx = NULL; + mod->init_size_rw = 0; + mod->init_size_rx = 0; /* * We want to free module_init, but be aware that kallsyms may be * walking this with preempt disabled. In all the failure paths, we @@ -3374,16 +3538,16 @@ static int complete_formation(struct module *mod, struct load_info *info) module_bug_finalize(info->hdr, info->sechdrs, mod); /* Set RO and NX regions for core */ - set_section_ro_nx(mod->module_core, - mod->core_text_size, - mod->core_ro_size, - mod->core_size); + set_section_ro_nx(mod->module_core_rx, + mod->core_size_rx, + mod->core_size_rx, + mod->core_size_rx); /* Set RO and NX regions for init */ - set_section_ro_nx(mod->module_init, - mod->init_text_size, - mod->init_ro_size, - mod->init_size); + set_section_ro_nx(mod->module_init_rx, + mod->init_size_rx, + mod->init_size_rx, + mod->init_size_rx); /* Mark state as coming so strong_try_module_get() ignores us, * but kallsyms etc. can see us. */ @@ -3478,9 +3642,38 @@ static int load_module(struct load_info *info, const char __user *uargs, if (err) goto free_unload; + /* Now copy in args */ + mod->args = strndup_user(uargs, ~0UL >> 1); + if (IS_ERR(mod->args)) { + err = PTR_ERR(mod->args); + goto free_unload; + } + /* Set up MODINFO_ATTR fields */ setup_modinfo(mod, info); +#ifdef CONFIG_GRKERNSEC_MODHARDEN + { + char *p, *p2; + + if (strstr(mod->args, "grsec_modharden_netdev")) { + printk(KERN_ALERT "grsec: denied auto-loading kernel module for a network device with CAP_SYS_MODULE (deprecated). Use CAP_NET_ADMIN and alias netdev-%.64s instead.", mod->name); + err = -EPERM; + goto free_modinfo; + } else if ((p = strstr(mod->args, "grsec_modharden_normal"))) { + p += sizeof("grsec_modharden_normal") - 1; + p2 = strstr(p, "_"); + if (p2) { + *p2 = '\0'; + printk(KERN_ALERT "grsec: denied kernel module auto-load of %.64s by uid %.9s\n", mod->name, p); + *p2 = '_'; + } + err = -EPERM; + goto free_modinfo; + } + } +#endif + /* Fix up syms, so that st_value is a pointer to location. */ err = simplify_symbols(mod, info); if (err < 0) @@ -3496,13 +3689,6 @@ static int load_module(struct load_info *info, const char __user *uargs, flush_module_icache(mod); - /* Now copy in args */ - mod->args = strndup_user(uargs, ~0UL >> 1); - if (IS_ERR(mod->args)) { - err = PTR_ERR(mod->args); - goto free_arch_cleanup; - } - dynamic_debug_setup(info->debug, info->num_debug); /* Ftrace init must be called in the MODULE_STATE_UNFORMED state */ @@ -3554,11 +3740,10 @@ static int load_module(struct load_info *info, const char __user *uargs, ddebug_cleanup: dynamic_debug_remove(info->debug); synchronize_sched(); - kfree(mod->args); - free_arch_cleanup: module_arch_cleanup(mod); free_modinfo: free_modinfo(mod); + kfree(mod->args); free_unload: module_unload_free(mod); unlink_mod: @@ -3572,7 +3757,8 @@ static int load_module(struct load_info *info, const char __user *uargs, mutex_unlock(&module_mutex); free_module: /* Free lock-classes; relies on the preceding sync_rcu() */ - lockdep_free_key_range(mod->module_core, mod->core_size); + lockdep_free_key_range(mod->module_core_rx, mod->core_size_rx); + lockdep_free_key_range(mod->module_core_rw, mod->core_size_rw); module_deallocate(mod, info); free_copy: @@ -3649,10 +3835,16 @@ static const char *get_ksymbol(struct module *mod, unsigned long nextval; /* At worse, next value is at end of module */ - if (within_module_init(addr, mod)) - nextval = (unsigned long)mod->module_init+mod->init_text_size; + if (within_module_init_rx(addr, mod)) + nextval = (unsigned long)mod->module_init_rx+mod->init_size_rx; + else if (within_module_init_rw(addr, mod)) + nextval = (unsigned long)mod->module_init_rw+mod->init_size_rw; + else if (within_module_core_rx(addr, mod)) + nextval = (unsigned long)mod->module_core_rx+mod->core_size_rx; + else if (within_module_core_rw(addr, mod)) + nextval = (unsigned long)mod->module_core_rw+mod->core_size_rw; else - nextval = (unsigned long)mod->module_core+mod->core_text_size; + return NULL; /* Scan for closest preceding symbol, and next symbol. (ELF starts real symbols at 1). */ @@ -3899,7 +4091,7 @@ static int m_show(struct seq_file *m, void *p) return 0; seq_printf(m, "%s %u", - mod->name, mod->init_size + mod->core_size); + mod->name, mod->init_size_rx + mod->init_size_rw + mod->core_size_rx + mod->core_size_rw); print_unload_info(m, mod); /* Informative for users. */ @@ -3908,7 +4100,7 @@ static int m_show(struct seq_file *m, void *p) mod->state == MODULE_STATE_COMING ? "Loading" : "Live"); /* Used by oprofile and other similar tools. */ - seq_printf(m, " 0x%pK", mod->module_core); + seq_printf(m, " 0x%pK 0x%pK", mod->module_core_rx, mod->module_core_rw); /* Taints info */ if (mod->taints) @@ -3944,7 +4136,17 @@ static const struct file_operations proc_modules_operations = { static int __init proc_modules_init(void) { +#ifndef CONFIG_GRKERNSEC_HIDESYM +#ifdef CONFIG_GRKERNSEC_PROC_USER + proc_create("modules", S_IRUSR, NULL, &proc_modules_operations); +#elif defined(CONFIG_GRKERNSEC_PROC_USERGROUP) + proc_create("modules", S_IRUSR | S_IRGRP, NULL, &proc_modules_operations); +#else proc_create("modules", 0, NULL, &proc_modules_operations); +#endif +#else + proc_create("modules", S_IRUSR, NULL, &proc_modules_operations); +#endif return 0; } module_init(proc_modules_init); @@ -4005,7 +4207,8 @@ struct module *__module_address(unsigned long addr) { struct module *mod; - if (addr < module_addr_min || addr > module_addr_max) + if ((addr < module_addr_min_rx || addr > module_addr_max_rx) && + (addr < module_addr_min_rw || addr > module_addr_max_rw)) return NULL; module_assert_mutex_or_preempt(); @@ -4048,11 +4251,20 @@ bool is_module_text_address(unsigned long addr) */ struct module *__module_text_address(unsigned long addr) { - struct module *mod = __module_address(addr); + struct module *mod; + +#ifdef CONFIG_X86_32 + addr = ktla_ktva(addr); +#endif + + if (addr < module_addr_min_rx || addr > module_addr_max_rx) + return NULL; + + mod = __module_address(addr); + if (mod) { /* Make sure it's within the text section. */ - if (!within(addr, mod->module_init, mod->init_text_size) - && !within(addr, mod->module_core, mod->core_text_size)) + if (!within_module_init_rx(addr, mod) && !within_module_core_rx(addr, mod)) mod = NULL; } return mod; diff --git a/kernel/notifier.c b/kernel/notifier.c index fd2c9ac..95e58f6 100644 --- a/kernel/notifier.c +++ b/kernel/notifier.c @@ -5,6 +5,7 @@ #include <linux/rcupdate.h> #include <linux/vmalloc.h> #include <linux/reboot.h> +#include <linux/mm.h> /* * Notifier list for kernel code which wants to be called @@ -24,10 +25,12 @@ static int notifier_chain_register(struct notifier_block **nl, while ((*nl) != NULL) { if (n->priority > (*nl)->priority) break; - nl = &((*nl)->next); + nl = (struct notifier_block **)&((*nl)->next); } - n->next = *nl; + pax_open_kernel(); + *(const void **)&n->next = *nl; rcu_assign_pointer(*nl, n); + pax_close_kernel(); return 0; } @@ -39,10 +42,12 @@ static int notifier_chain_cond_register(struct notifier_block **nl, return 0; if (n->priority > (*nl)->priority) break; - nl = &((*nl)->next); + nl = (struct notifier_block **)&((*nl)->next); } - n->next = *nl; + pax_open_kernel(); + *(const void **)&n->next = *nl; rcu_assign_pointer(*nl, n); + pax_close_kernel(); return 0; } @@ -51,10 +56,12 @@ static int notifier_chain_unregister(struct notifier_block **nl, { while ((*nl) != NULL) { if ((*nl) == n) { + pax_open_kernel(); rcu_assign_pointer(*nl, n->next); + pax_close_kernel(); return 0; } - nl = &((*nl)->next); + nl = (struct notifier_block **)&((*nl)->next); } return -ENOENT; } diff --git a/kernel/padata.c b/kernel/padata.c index b38bea9..91acfbe 100644 --- a/kernel/padata.c +++ b/kernel/padata.c @@ -54,7 +54,7 @@ static int padata_cpu_hash(struct parallel_data *pd) * seq_nr mod. number of cpus in use. */ - seq_nr = atomic_inc_return(&pd->seq_nr); + seq_nr = atomic_inc_return_unchecked(&pd->seq_nr); cpu_index = seq_nr % cpumask_weight(pd->cpumask.pcpu); return padata_index_to_cpu(pd, cpu_index); @@ -428,7 +428,7 @@ static struct parallel_data *padata_alloc_pd(struct padata_instance *pinst, padata_init_pqueues(pd); padata_init_squeues(pd); setup_timer(&pd->timer, padata_reorder_timer, (unsigned long)pd); - atomic_set(&pd->seq_nr, -1); + atomic_set_unchecked(&pd->seq_nr, -1); atomic_set(&pd->reorder_objects, 0); atomic_set(&pd->refcnt, 0); pd->pinst = pinst; diff --git a/kernel/panic.c b/kernel/panic.c index 04e91ff..2419384 100644 --- a/kernel/panic.c +++ b/kernel/panic.c @@ -54,7 +54,7 @@ EXPORT_SYMBOL(panic_blink); /* * Stop ourself in panic -- architecture code may override this */ -void __weak panic_smp_self_stop(void) +void __weak __noreturn panic_smp_self_stop(void) { while (1) cpu_relax(); @@ -426,7 +426,7 @@ static void warn_slowpath_common(const char *file, int line, void *caller, disable_trace_on_warning(); pr_warn("------------[ cut here ]------------\n"); - pr_warn("WARNING: CPU: %d PID: %d at %s:%d %pS()\n", + pr_warn("WARNING: CPU: %d PID: %d at %s:%d %pA()\n", raw_smp_processor_id(), current->pid, file, line, caller); if (args) @@ -491,7 +491,8 @@ EXPORT_SYMBOL(warn_slowpath_null); */ __visible void __stack_chk_fail(void) { - panic("stack-protector: Kernel stack is corrupted in: %p\n", + dump_stack(); + panic("stack-protector: Kernel stack is corrupted in: %pA\n", __builtin_return_address(0)); } EXPORT_SYMBOL(__stack_chk_fail); diff --git a/kernel/pid.c b/kernel/pid.c index ca36879..1f6c7bd 100644 --- a/kernel/pid.c +++ b/kernel/pid.c @@ -33,6 +33,7 @@ #include <linux/rculist.h> #include <linux/bootmem.h> #include <linux/hash.h> +#include <linux/security.h> #include <linux/pid_namespace.h> #include <linux/init_task.h> #include <linux/syscalls.h> @@ -47,7 +48,7 @@ struct pid init_struct_pid = INIT_STRUCT_PID; int pid_max = PID_MAX_DEFAULT; -#define RESERVED_PIDS 300 +#define RESERVED_PIDS 500 int pid_max_min = RESERVED_PIDS + 1; int pid_max_max = PID_MAX_LIMIT; @@ -451,9 +452,17 @@ EXPORT_SYMBOL(pid_task); */ struct task_struct *find_task_by_pid_ns(pid_t nr, struct pid_namespace *ns) { + struct task_struct *task; + RCU_LOCKDEP_WARN(!rcu_read_lock_held(), "find_task_by_pid_ns() needs rcu_read_lock() protection"); - return pid_task(find_pid_ns(nr, ns), PIDTYPE_PID); + + task = pid_task(find_pid_ns(nr, ns), PIDTYPE_PID); + + if (gr_pid_is_chrooted(task)) + return NULL; + + return task; } struct task_struct *find_task_by_vpid(pid_t vnr) @@ -461,13 +470,21 @@ struct task_struct *find_task_by_vpid(pid_t vnr) return find_task_by_pid_ns(vnr, task_active_pid_ns(current)); } +struct task_struct *find_task_by_vpid_unrestricted(pid_t vnr) +{ + rcu_lockdep_assert(rcu_read_lock_held(), + "find_task_by_pid_ns() needs rcu_read_lock()" + " protection"); + return pid_task(find_pid_ns(vnr, task_active_pid_ns(current)), PIDTYPE_PID); +} + struct pid *get_task_pid(struct task_struct *task, enum pid_type type) { struct pid *pid; rcu_read_lock(); if (type != PIDTYPE_PID) task = task->group_leader; - pid = get_pid(task->pids[type].pid); + pid = get_pid(rcu_dereference(task->pids[type].pid)); rcu_read_unlock(); return pid; } @@ -528,7 +545,7 @@ pid_t __task_pid_nr_ns(struct task_struct *task, enum pid_type type, if (likely(pid_alive(task))) { if (type != PIDTYPE_PID) task = task->group_leader; - nr = pid_nr_ns(task->pids[type].pid, ns); + nr = pid_nr_ns(rcu_dereference(task->pids[type].pid), ns); } rcu_read_unlock(); diff --git a/kernel/pid_namespace.c b/kernel/pid_namespace.c index a65ba13..f600dbb 100644 --- a/kernel/pid_namespace.c +++ b/kernel/pid_namespace.c @@ -274,7 +274,7 @@ static int pid_ns_ctl_handler(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { struct pid_namespace *pid_ns = task_active_pid_ns(current); - struct ctl_table tmp = *table; + ctl_table_no_const tmp = *table; if (write && !ns_capable(pid_ns->user_ns, CAP_SYS_ADMIN)) return -EPERM; diff --git a/kernel/power/Kconfig b/kernel/power/Kconfig index 02e8dfa..8b4a8d3 100644 --- a/kernel/power/Kconfig +++ b/kernel/power/Kconfig @@ -34,6 +34,8 @@ config HIBERNATE_CALLBACKS config HIBERNATION bool "Hibernation (aka 'suspend to disk')" depends on SWAP && ARCH_HIBERNATION_POSSIBLE + depends on !GRKERNSEC_KMEM + depends on !PAX_MEMORY_SANITIZE select HIBERNATE_CALLBACKS select LZO_COMPRESS select LZO_DECOMPRESS diff --git a/kernel/power/process.c b/kernel/power/process.c index 564f786..361a18e 100644 --- a/kernel/power/process.c +++ b/kernel/power/process.c @@ -35,6 +35,7 @@ static int try_to_freeze_tasks(bool user_only) unsigned int elapsed_msecs; bool wakeup = false; int sleep_usecs = USEC_PER_MSEC; + bool timedout = false; do_gettimeofday(&start); @@ -45,13 +46,20 @@ static int try_to_freeze_tasks(bool user_only) while (true) { todo = 0; + if (time_after(jiffies, end_time)) + timedout = true; read_lock(&tasklist_lock); for_each_process_thread(g, p) { if (p == current || !freeze_task(p)) continue; - if (!freezer_should_skip(p)) + if (!freezer_should_skip(p)) { todo++; + if (timedout) { + printk(KERN_ERR "Task refusing to freeze:\n"); + sched_show_task(p); + } + } } read_unlock(&tasklist_lock); @@ -60,7 +68,7 @@ static int try_to_freeze_tasks(bool user_only) todo += wq_busy; } - if (!todo || time_after(jiffies, end_time)) + if (!todo || timedout) break; if (pm_wakeup_pending()) { diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c index 8f0324e..6416846 100644 --- a/kernel/printk/printk.c +++ b/kernel/printk/printk.c @@ -269,6 +269,9 @@ static u32 clear_idx; #define PREFIX_MAX 32 #define LOG_LINE_MAX (1024 - PREFIX_MAX) +#define LOG_LEVEL(v) ((v) & 0x07) +#define LOG_FACILITY(v) ((v) >> 3 & 0xff) + /* record buffer */ #if defined(CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS) #define LOG_ALIGN 4 @@ -475,7 +478,7 @@ static int log_store(int facility, int level, return msg->text_len; } -int dmesg_restrict = IS_ENABLED(CONFIG_SECURITY_DMESG_RESTRICT); +int dmesg_restrict __read_only = IS_ENABLED(CONFIG_SECURITY_DMESG_RESTRICT); static int syslog_action_restricted(int type) { @@ -498,6 +501,11 @@ int check_syslog_permissions(int type, int source) if (source == SYSLOG_FROM_PROC && type != SYSLOG_ACTION_OPEN) goto ok; +#ifdef CONFIG_GRKERNSEC_DMESG + if (grsec_enable_dmesg && !capable(CAP_SYSLOG) && !capable_nolog(CAP_SYS_ADMIN)) + return -EPERM; +#endif + if (syslog_action_restricted(type)) { if (capable(CAP_SYSLOG)) goto ok; @@ -611,7 +619,6 @@ struct devkmsg_user { static ssize_t devkmsg_write(struct kiocb *iocb, struct iov_iter *from) { char *buf, *line; - int i; int level = default_message_loglevel; int facility = 1; /* LOG_USER */ size_t len = iov_iter_count(from); @@ -641,12 +648,13 @@ static ssize_t devkmsg_write(struct kiocb *iocb, struct iov_iter *from) line = buf; if (line[0] == '<') { char *endp = NULL; + unsigned int u; - i = simple_strtoul(line+1, &endp, 10); + u = simple_strtoul(line + 1, &endp, 10); if (endp && endp[0] == '>') { - level = i & 7; - if (i >> 3) - facility = i >> 3; + level = LOG_LEVEL(u); + if (LOG_FACILITY(u) != 0) + facility = LOG_FACILITY(u); endp++; len -= endp - line; line = endp; diff --git a/kernel/profile.c b/kernel/profile.c index 99513e1..0caa643 100644 --- a/kernel/profile.c +++ b/kernel/profile.c @@ -37,7 +37,7 @@ struct profile_hit { #define NR_PROFILE_HIT (PAGE_SIZE/sizeof(struct profile_hit)) #define NR_PROFILE_GRP (NR_PROFILE_HIT/PROFILE_GRPSZ) -static atomic_t *prof_buffer; +static atomic_unchecked_t *prof_buffer; static unsigned long prof_len, prof_shift; int prof_on __read_mostly; @@ -256,7 +256,7 @@ static void profile_flip_buffers(void) hits[i].pc = 0; continue; } - atomic_add(hits[i].hits, &prof_buffer[hits[i].pc]); + atomic_add_unchecked(hits[i].hits, &prof_buffer[hits[i].pc]); hits[i].hits = hits[i].pc = 0; } } @@ -317,9 +317,9 @@ static void do_profile_hits(int type, void *__pc, unsigned int nr_hits) * Add the current hit(s) and flush the write-queue out * to the global buffer: */ - atomic_add(nr_hits, &prof_buffer[pc]); + atomic_add_unchecked(nr_hits, &prof_buffer[pc]); for (i = 0; i < NR_PROFILE_HIT; ++i) { - atomic_add(hits[i].hits, &prof_buffer[hits[i].pc]); + atomic_add_unchecked(hits[i].hits, &prof_buffer[hits[i].pc]); hits[i].pc = hits[i].hits = 0; } out: @@ -394,7 +394,7 @@ static void do_profile_hits(int type, void *__pc, unsigned int nr_hits) { unsigned long pc; pc = ((unsigned long)__pc - (unsigned long)_stext) >> prof_shift; - atomic_add(nr_hits, &prof_buffer[min(pc, prof_len - 1)]); + atomic_add_unchecked(nr_hits, &prof_buffer[min(pc, prof_len - 1)]); } #endif /* !CONFIG_SMP */ @@ -489,7 +489,7 @@ read_profile(struct file *file, char __user *buf, size_t count, loff_t *ppos) return -EFAULT; buf++; p++; count--; read++; } - pnt = (char *)prof_buffer + p - sizeof(atomic_t); + pnt = (char *)prof_buffer + p - sizeof(atomic_unchecked_t); if (copy_to_user(buf, (void *)pnt, count)) return -EFAULT; read += count; @@ -520,7 +520,7 @@ static ssize_t write_profile(struct file *file, const char __user *buf, } #endif profile_discard_flip_buffers(); - memset(prof_buffer, 0, prof_len * sizeof(atomic_t)); + memset(prof_buffer, 0, prof_len * sizeof(atomic_unchecked_t)); return count; } diff --git a/kernel/ptrace.c b/kernel/ptrace.c index 787320d..9873654 100644 --- a/kernel/ptrace.c +++ b/kernel/ptrace.c @@ -207,18 +207,45 @@ static int ptrace_check_attach(struct task_struct *child, bool ignore_state) return ret; } -static int ptrace_has_cap(struct user_namespace *ns, unsigned int mode) +static bool ptrace_has_cap(const struct cred *tcred, unsigned int mode) { + struct user_namespace *tns = tcred->user_ns; + struct user_namespace *curns = current_cred()->user_ns; + + /* When a root-owned process enters a user namespace created by a + * malicious user, the user shouldn't be able to execute code under + * uid 0 by attaching to the root-owned process via ptrace. + * Therefore, similar to the capable_wrt_inode_uidgid() check, + * verify that all the uids and gids of the target process are + * mapped into the current namespace. + * No fsuid/fsgid check because __ptrace_may_access doesn't do it + * either. + */ + if (!kuid_has_mapping(curns, tcred->euid) || + !kuid_has_mapping(curns, tcred->suid) || + !kuid_has_mapping(curns, tcred->uid) || + !kgid_has_mapping(curns, tcred->egid) || + !kgid_has_mapping(curns, tcred->sgid) || + !kgid_has_mapping(curns, tcred->gid)) + return false; + if (mode & PTRACE_MODE_NOAUDIT) - return has_ns_capability_noaudit(current, ns, CAP_SYS_PTRACE); + return has_ns_capability_noaudit(current, tns, CAP_SYS_PTRACE); else - return has_ns_capability(current, ns, CAP_SYS_PTRACE); + return has_ns_capability(current, tns, CAP_SYS_PTRACE); } /* Returns 0 on success, -errno on denial. */ static int __ptrace_may_access(struct task_struct *task, unsigned int mode) { const struct cred *cred = current_cred(), *tcred; + kuid_t caller_uid; + kgid_t caller_gid; + + if (!(mode & PTRACE_MODE_FSCREDS) == !(mode & PTRACE_MODE_REALCREDS)) { + WARN(1, "denying ptrace access check without PTRACE_MODE_*CREDS\n"); + return -EPERM; + } /* May we inspect the given task? * This check is used both for attaching with ptrace @@ -233,15 +260,30 @@ static int __ptrace_may_access(struct task_struct *task, unsigned int mode) if (same_thread_group(task, current)) return 0; rcu_read_lock(); + if (mode & PTRACE_MODE_FSCREDS) { + caller_uid = cred->fsuid; + caller_gid = cred->fsgid; + } else { + /* + * Using the euid would make more sense here, but something + * in userland might rely on the old behavior, and this + * shouldn't be a security problem since + * PTRACE_MODE_REALCREDS implies that the caller explicitly + * used a syscall that requests access to another process + * (and not a filesystem syscall to procfs). + */ + caller_uid = cred->uid; + caller_gid = cred->gid; + } tcred = __task_cred(task); - if (uid_eq(cred->uid, tcred->euid) && - uid_eq(cred->uid, tcred->suid) && - uid_eq(cred->uid, tcred->uid) && - gid_eq(cred->gid, tcred->egid) && - gid_eq(cred->gid, tcred->sgid) && - gid_eq(cred->gid, tcred->gid)) + if (uid_eq(caller_uid, tcred->euid) && + uid_eq(caller_uid, tcred->suid) && + uid_eq(caller_uid, tcred->uid) && + gid_eq(caller_gid, tcred->egid) && + gid_eq(caller_gid, tcred->sgid) && + gid_eq(caller_gid, tcred->gid)) goto ok; - if (ptrace_has_cap(tcred->user_ns, mode)) + if (ptrace_has_cap(tcred, mode)) goto ok; rcu_read_unlock(); return -EPERM; @@ -252,7 +294,7 @@ ok: dumpable = get_dumpable(task->mm); rcu_read_lock(); if (dumpable != SUID_DUMP_USER && - !ptrace_has_cap(__task_cred(task)->user_ns, mode)) { + !ptrace_has_cap(__task_cred(task), mode)) { rcu_read_unlock(); return -EPERM; } @@ -306,7 +348,7 @@ static int ptrace_attach(struct task_struct *task, long request, goto out; task_lock(task); - retval = __ptrace_may_access(task, PTRACE_MODE_ATTACH); + retval = __ptrace_may_access(task, PTRACE_MODE_ATTACH_REALCREDS); task_unlock(task); if (retval) goto unlock_creds; @@ -321,7 +363,7 @@ static int ptrace_attach(struct task_struct *task, long request, if (seize) flags |= PT_SEIZED; rcu_read_lock(); - if (ns_capable(__task_cred(task)->user_ns, CAP_SYS_PTRACE)) + if (ns_capable_nolog(__task_cred(task)->user_ns, CAP_SYS_PTRACE)) flags |= PT_PTRACE_CAP; rcu_read_unlock(); task->ptrace = flags; @@ -514,7 +556,7 @@ int ptrace_readdata(struct task_struct *tsk, unsigned long src, char __user *dst break; return -EIO; } - if (copy_to_user(dst, buf, retval)) + if (retval > sizeof(buf) || copy_to_user(dst, buf, retval)) return -EFAULT; copied += retval; src += retval; @@ -815,7 +857,7 @@ int ptrace_request(struct task_struct *child, long request, bool seized = child->ptrace & PT_SEIZED; int ret = -EIO; siginfo_t siginfo, *si; - void __user *datavp = (void __user *) data; + void __user *datavp = (__force void __user *) data; unsigned long __user *datalp = datavp; unsigned long flags; @@ -1061,14 +1103,21 @@ SYSCALL_DEFINE4(ptrace, long, request, long, pid, unsigned long, addr, goto out; } + if (gr_handle_ptrace(child, request)) { + ret = -EPERM; + goto out_put_task_struct; + } + if (request == PTRACE_ATTACH || request == PTRACE_SEIZE) { ret = ptrace_attach(child, request, addr, data); /* * Some architectures need to do book-keeping after * a ptrace attach. */ - if (!ret) + if (!ret) { arch_ptrace_attach(child); + gr_audit_ptrace(child); + } goto out_put_task_struct; } @@ -1096,7 +1145,7 @@ int generic_ptrace_peekdata(struct task_struct *tsk, unsigned long addr, copied = access_process_vm(tsk, addr, &tmp, sizeof(tmp), 0); if (copied != sizeof(tmp)) return -EIO; - return put_user(tmp, (unsigned long __user *)data); + return put_user(tmp, (__force unsigned long __user *)data); } int generic_ptrace_pokedata(struct task_struct *tsk, unsigned long addr, @@ -1189,7 +1238,7 @@ int compat_ptrace_request(struct task_struct *child, compat_long_t request, } COMPAT_SYSCALL_DEFINE4(ptrace, compat_long_t, request, compat_long_t, pid, - compat_long_t, addr, compat_long_t, data) + compat_ulong_t, addr, compat_ulong_t, data) { struct task_struct *child; long ret; @@ -1205,14 +1254,21 @@ COMPAT_SYSCALL_DEFINE4(ptrace, compat_long_t, request, compat_long_t, pid, goto out; } + if (gr_handle_ptrace(child, request)) { + ret = -EPERM; + goto out_put_task_struct; + } + if (request == PTRACE_ATTACH || request == PTRACE_SEIZE) { ret = ptrace_attach(child, request, addr, data); /* * Some architectures need to do book-keeping after * a ptrace attach. */ - if (!ret) + if (!ret) { arch_ptrace_attach(child); + gr_audit_ptrace(child); + } goto out_put_task_struct; } diff --git a/kernel/rcu/rcutorture.c b/kernel/rcu/rcutorture.c index 7719295..54d5fc7 100644 --- a/kernel/rcu/rcutorture.c +++ b/kernel/rcu/rcutorture.c @@ -134,12 +134,12 @@ static DEFINE_PER_CPU(long [RCU_TORTURE_PIPE_LEN + 1], rcu_torture_count) = { 0 }; static DEFINE_PER_CPU(long [RCU_TORTURE_PIPE_LEN + 1], rcu_torture_batch) = { 0 }; -static atomic_t rcu_torture_wcount[RCU_TORTURE_PIPE_LEN + 1]; -static atomic_t n_rcu_torture_alloc; -static atomic_t n_rcu_torture_alloc_fail; -static atomic_t n_rcu_torture_free; -static atomic_t n_rcu_torture_mberror; -static atomic_t n_rcu_torture_error; +static atomic_unchecked_t rcu_torture_wcount[RCU_TORTURE_PIPE_LEN + 1]; +static atomic_unchecked_t n_rcu_torture_alloc; +static atomic_unchecked_t n_rcu_torture_alloc_fail; +static atomic_unchecked_t n_rcu_torture_free; +static atomic_unchecked_t n_rcu_torture_mberror; +static atomic_unchecked_t n_rcu_torture_error; static long n_rcu_torture_barrier_error; static long n_rcu_torture_boost_ktrerror; static long n_rcu_torture_boost_rterror; @@ -148,7 +148,7 @@ static long n_rcu_torture_boosts; static long n_rcu_torture_timers; static long n_barrier_attempts; static long n_barrier_successes; -static atomic_long_t n_cbfloods; +static atomic_long_unchecked_t n_cbfloods; static struct list_head rcu_torture_removed; static int rcu_torture_writer_state; @@ -211,11 +211,11 @@ rcu_torture_alloc(void) spin_lock_bh(&rcu_torture_lock); if (list_empty(&rcu_torture_freelist)) { - atomic_inc(&n_rcu_torture_alloc_fail); + atomic_inc_unchecked(&n_rcu_torture_alloc_fail); spin_unlock_bh(&rcu_torture_lock); return NULL; } - atomic_inc(&n_rcu_torture_alloc); + atomic_inc_unchecked(&n_rcu_torture_alloc); p = rcu_torture_freelist.next; list_del_init(p); spin_unlock_bh(&rcu_torture_lock); @@ -228,7 +228,7 @@ rcu_torture_alloc(void) static void rcu_torture_free(struct rcu_torture *p) { - atomic_inc(&n_rcu_torture_free); + atomic_inc_unchecked(&n_rcu_torture_free); spin_lock_bh(&rcu_torture_lock); list_add_tail(&p->rtort_free, &rcu_torture_freelist); spin_unlock_bh(&rcu_torture_lock); @@ -309,7 +309,7 @@ rcu_torture_pipe_update_one(struct rcu_torture *rp) i = rp->rtort_pipe_count; if (i > RCU_TORTURE_PIPE_LEN) i = RCU_TORTURE_PIPE_LEN; - atomic_inc(&rcu_torture_wcount[i]); + atomic_inc_unchecked(&rcu_torture_wcount[i]); if (++rp->rtort_pipe_count >= RCU_TORTURE_PIPE_LEN) { rp->rtort_mbtest = 0; return true; @@ -840,7 +840,7 @@ rcu_torture_cbflood(void *arg) VERBOSE_TOROUT_STRING("rcu_torture_cbflood task started"); do { schedule_timeout_interruptible(cbflood_inter_holdoff); - atomic_long_inc(&n_cbfloods); + atomic_long_inc_unchecked(&n_cbfloods); WARN_ON(signal_pending(current)); for (i = 0; i < cbflood_n_burst; i++) { for (j = 0; j < cbflood_n_per_burst; j++) { @@ -968,7 +968,7 @@ rcu_torture_writer(void *arg) i = old_rp->rtort_pipe_count; if (i > RCU_TORTURE_PIPE_LEN) i = RCU_TORTURE_PIPE_LEN; - atomic_inc(&rcu_torture_wcount[i]); + atomic_inc_unchecked(&rcu_torture_wcount[i]); old_rp->rtort_pipe_count++; switch (synctype[torture_random(&rand) % nsynctypes]) { case RTWS_DEF_FREE: @@ -1107,7 +1107,7 @@ static void rcu_torture_timer(unsigned long unused) return; } if (p->rtort_mbtest == 0) - atomic_inc(&n_rcu_torture_mberror); + atomic_inc_unchecked(&n_rcu_torture_mberror); spin_lock(&rand_lock); cur_ops->read_delay(&rand); n_rcu_torture_timers++; @@ -1183,7 +1183,7 @@ rcu_torture_reader(void *arg) continue; } if (p->rtort_mbtest == 0) - atomic_inc(&n_rcu_torture_mberror); + atomic_inc_unchecked(&n_rcu_torture_mberror); cur_ops->read_delay(&rand); preempt_disable(); pipe_count = p->rtort_pipe_count; @@ -1252,11 +1252,11 @@ rcu_torture_stats_print(void) rcu_torture_current, rcu_torture_current_version, list_empty(&rcu_torture_freelist), - atomic_read(&n_rcu_torture_alloc), - atomic_read(&n_rcu_torture_alloc_fail), - atomic_read(&n_rcu_torture_free)); + atomic_read_unchecked(&n_rcu_torture_alloc), + atomic_read_unchecked(&n_rcu_torture_alloc_fail), + atomic_read_unchecked(&n_rcu_torture_free)); pr_cont("rtmbe: %d rtbke: %ld rtbre: %ld ", - atomic_read(&n_rcu_torture_mberror), + atomic_read_unchecked(&n_rcu_torture_mberror), n_rcu_torture_boost_ktrerror, n_rcu_torture_boost_rterror); pr_cont("rtbf: %ld rtb: %ld nt: %ld ", @@ -1268,17 +1268,17 @@ rcu_torture_stats_print(void) n_barrier_successes, n_barrier_attempts, n_rcu_torture_barrier_error); - pr_cont("cbflood: %ld\n", atomic_long_read(&n_cbfloods)); + pr_cont("cbflood: %ld\n", atomic_long_read_unchecked(&n_cbfloods)); pr_alert("%s%s ", torture_type, TORTURE_FLAG); - if (atomic_read(&n_rcu_torture_mberror) != 0 || + if (atomic_read_unchecked(&n_rcu_torture_mberror) != 0 || n_rcu_torture_barrier_error != 0 || n_rcu_torture_boost_ktrerror != 0 || n_rcu_torture_boost_rterror != 0 || n_rcu_torture_boost_failure != 0 || i > 1) { pr_cont("%s", "!!! "); - atomic_inc(&n_rcu_torture_error); + atomic_inc_unchecked(&n_rcu_torture_error); WARN_ON_ONCE(1); } pr_cont("Reader Pipe: "); @@ -1295,7 +1295,7 @@ rcu_torture_stats_print(void) pr_alert("%s%s ", torture_type, TORTURE_FLAG); pr_cont("Free-Block Circulation: "); for (i = 0; i < RCU_TORTURE_PIPE_LEN + 1; i++) { - pr_cont(" %d", atomic_read(&rcu_torture_wcount[i])); + pr_cont(" %d", atomic_read_unchecked(&rcu_torture_wcount[i])); } pr_cont("\n"); @@ -1649,7 +1649,7 @@ rcu_torture_cleanup(void) rcu_torture_stats_print(); /* -After- the stats thread is stopped! */ - if (atomic_read(&n_rcu_torture_error) || n_rcu_torture_barrier_error) + if (atomic_read_unchecked(&n_rcu_torture_error) || n_rcu_torture_barrier_error) rcu_torture_print_module_parms(cur_ops, "End of test: FAILURE"); else if (torture_onoff_failures()) rcu_torture_print_module_parms(cur_ops, @@ -1774,18 +1774,18 @@ rcu_torture_init(void) rcu_torture_current = NULL; rcu_torture_current_version = 0; - atomic_set(&n_rcu_torture_alloc, 0); - atomic_set(&n_rcu_torture_alloc_fail, 0); - atomic_set(&n_rcu_torture_free, 0); - atomic_set(&n_rcu_torture_mberror, 0); - atomic_set(&n_rcu_torture_error, 0); + atomic_set_unchecked(&n_rcu_torture_alloc, 0); + atomic_set_unchecked(&n_rcu_torture_alloc_fail, 0); + atomic_set_unchecked(&n_rcu_torture_free, 0); + atomic_set_unchecked(&n_rcu_torture_mberror, 0); + atomic_set_unchecked(&n_rcu_torture_error, 0); n_rcu_torture_barrier_error = 0; n_rcu_torture_boost_ktrerror = 0; n_rcu_torture_boost_rterror = 0; n_rcu_torture_boost_failure = 0; n_rcu_torture_boosts = 0; for (i = 0; i < RCU_TORTURE_PIPE_LEN + 1; i++) - atomic_set(&rcu_torture_wcount[i], 0); + atomic_set_unchecked(&rcu_torture_wcount[i], 0); for_each_possible_cpu(cpu) { for (i = 0; i < RCU_TORTURE_PIPE_LEN + 1; i++) { per_cpu(rcu_torture_count, cpu)[i] = 0; diff --git a/kernel/rcu/tiny.c b/kernel/rcu/tiny.c index d047105..f9f9ed9 100644 --- a/kernel/rcu/tiny.c +++ b/kernel/rcu/tiny.c @@ -42,7 +42,7 @@ /* Forward declarations for tiny_plugin.h. */ struct rcu_ctrlblk; static void __rcu_process_callbacks(struct rcu_ctrlblk *rcp); -static void rcu_process_callbacks(struct softirq_action *unused); +static void rcu_process_callbacks(void); static void __call_rcu(struct rcu_head *head, void (*func)(struct rcu_head *rcu), struct rcu_ctrlblk *rcp); @@ -170,7 +170,7 @@ static void __rcu_process_callbacks(struct rcu_ctrlblk *rcp) false)); } -static void rcu_process_callbacks(struct softirq_action *unused) +static __latent_entropy void rcu_process_callbacks(void) { __rcu_process_callbacks(&rcu_sched_ctrlblk); __rcu_process_callbacks(&rcu_bh_ctrlblk); diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c index 775d36c..d3542c61 100644 --- a/kernel/rcu/tree.c +++ b/kernel/rcu/tree.c @@ -323,7 +323,7 @@ static void rcu_momentary_dyntick_idle(void) */ rdtp = this_cpu_ptr(&rcu_dynticks); smp_mb__before_atomic(); /* Earlier stuff before QS. */ - atomic_add(2, &rdtp->dynticks); /* QS. */ + atomic_add_unchecked(2, &rdtp->dynticks); /* QS. */ smp_mb__after_atomic(); /* Later stuff after QS. */ break; } @@ -636,10 +636,10 @@ static void rcu_eqs_enter_common(long long oldval, bool user) rcu_prepare_for_idle(); /* CPUs seeing atomic_inc() must see prior RCU read-side crit sects */ smp_mb__before_atomic(); /* See above. */ - atomic_inc(&rdtp->dynticks); + atomic_inc_unchecked(&rdtp->dynticks); smp_mb__after_atomic(); /* Force ordering with next sojourn. */ WARN_ON_ONCE(IS_ENABLED(CONFIG_RCU_EQS_DEBUG) && - atomic_read(&rdtp->dynticks) & 0x1); + atomic_read_unchecked(&rdtp->dynticks) & 0x1); rcu_dynticks_task_enter(); /* @@ -762,11 +762,11 @@ static void rcu_eqs_exit_common(long long oldval, int user) rcu_dynticks_task_exit(); smp_mb__before_atomic(); /* Force ordering w/previous sojourn. */ - atomic_inc(&rdtp->dynticks); + atomic_inc_unchecked(&rdtp->dynticks); /* CPUs seeing atomic_inc() must see later RCU read-side crit sects */ smp_mb__after_atomic(); /* See above. */ WARN_ON_ONCE(IS_ENABLED(CONFIG_RCU_EQS_DEBUG) && - !(atomic_read(&rdtp->dynticks) & 0x1)); + !(atomic_read_unchecked(&rdtp->dynticks) & 0x1)); rcu_cleanup_after_idle(); trace_rcu_dyntick(TPS("End"), oldval, rdtp->dynticks_nesting); if (IS_ENABLED(CONFIG_RCU_EQS_DEBUG) && @@ -902,12 +902,12 @@ void rcu_nmi_enter(void) * to be in the outermost NMI handler that interrupted an RCU-idle * period (observation due to Andy Lutomirski). */ - if (!(atomic_read(&rdtp->dynticks) & 0x1)) { + if (!(atomic_read_unchecked(&rdtp->dynticks) & 0x1)) { smp_mb__before_atomic(); /* Force delay from prior write. */ - atomic_inc(&rdtp->dynticks); + atomic_inc_unchecked(&rdtp->dynticks); /* atomic_inc() before later RCU read-side crit sects */ smp_mb__after_atomic(); /* See above. */ - WARN_ON_ONCE(!(atomic_read(&rdtp->dynticks) & 0x1)); + WARN_ON_ONCE(!(atomic_read_unchecked(&rdtp->dynticks) & 0x1)); incby = 1; } rdtp->dynticks_nmi_nesting += incby; @@ -932,7 +932,7 @@ void rcu_nmi_exit(void) * to us!) */ WARN_ON_ONCE(rdtp->dynticks_nmi_nesting <= 0); - WARN_ON_ONCE(!(atomic_read(&rdtp->dynticks) & 0x1)); + WARN_ON_ONCE(!(atomic_read_unchecked(&rdtp->dynticks) & 0x1)); /* * If the nesting level is not 1, the CPU wasn't RCU-idle, so @@ -947,9 +947,9 @@ void rcu_nmi_exit(void) rdtp->dynticks_nmi_nesting = 0; /* CPUs seeing atomic_inc() must see prior RCU read-side crit sects */ smp_mb__before_atomic(); /* See above. */ - atomic_inc(&rdtp->dynticks); + atomic_inc_unchecked(&rdtp->dynticks); smp_mb__after_atomic(); /* Force delay to next write. */ - WARN_ON_ONCE(atomic_read(&rdtp->dynticks) & 0x1); + WARN_ON_ONCE(atomic_read_unchecked(&rdtp->dynticks) & 0x1); } /** @@ -962,7 +962,7 @@ void rcu_nmi_exit(void) */ bool notrace __rcu_is_watching(void) { - return atomic_read(this_cpu_ptr(&rcu_dynticks.dynticks)) & 0x1; + return atomic_read_unchecked(this_cpu_ptr(&rcu_dynticks.dynticks)) & 0x1; } /** @@ -1045,7 +1045,7 @@ static int rcu_is_cpu_rrupt_from_idle(void) static int dyntick_save_progress_counter(struct rcu_data *rdp, bool *isidle, unsigned long *maxj) { - rdp->dynticks_snap = atomic_add_return(0, &rdp->dynticks->dynticks); + rdp->dynticks_snap = atomic_add_return_unchecked(0, &rdp->dynticks->dynticks); rcu_sysidle_check_cpu(rdp, isidle, maxj); if ((rdp->dynticks_snap & 0x1) == 0) { trace_rcu_fqs(rdp->rsp->name, rdp->gpnum, rdp->cpu, TPS("dti")); @@ -1071,7 +1071,7 @@ static int rcu_implicit_dynticks_qs(struct rcu_data *rdp, int *rcrmp; unsigned int snap; - curr = (unsigned int)atomic_add_return(0, &rdp->dynticks->dynticks); + curr = (unsigned int)atomic_add_return_unchecked(0, &rdp->dynticks->dynticks); snap = (unsigned int)rdp->dynticks_snap; /* @@ -2914,7 +2914,7 @@ __rcu_process_callbacks(struct rcu_state *rsp) /* * Do RCU core processing for the current CPU. */ -static void rcu_process_callbacks(struct softirq_action *unused) +static void rcu_process_callbacks(void) { struct rcu_state *rsp; @@ -3382,7 +3382,7 @@ static bool rcu_exp_gp_seq_done(struct rcu_state *rsp, unsigned long s) /* Common code for synchronize_{rcu,sched}_expedited() work-done checking. */ static bool sync_exp_work_done(struct rcu_state *rsp, struct rcu_node *rnp, struct rcu_data *rdp, - atomic_long_t *stat, unsigned long s) + atomic_long_unchecked_t *stat, unsigned long s) { if (rcu_exp_gp_seq_done(rsp, s)) { if (rnp) @@ -3391,7 +3391,7 @@ static bool sync_exp_work_done(struct rcu_state *rsp, struct rcu_node *rnp, mutex_unlock(&rdp->exp_funnel_mutex); /* Ensure test happens before caller kfree(). */ smp_mb__before_atomic(); /* ^^^ */ - atomic_long_inc(stat); + atomic_long_inc_unchecked(stat); return true; } return false; @@ -3542,7 +3542,7 @@ void synchronize_sched_expedited(void) if (!try_get_online_cpus()) { /* CPU hotplug operation in flight, fall back to normal GP. */ wait_rcu_gp(call_rcu_sched); - atomic_long_inc(&rsp->expedited_normal); + atomic_long_inc_unchecked(&rsp->expedited_normal); return; } WARN_ON_ONCE(cpu_is_offline(raw_smp_processor_id())); @@ -3566,7 +3566,7 @@ void synchronize_sched_expedited(void) /* Skip our CPU and any idle CPUs. */ if (raw_smp_processor_id() == cpu || - !(atomic_add_return(0, &rdtp->dynticks) & 0x1)) + !(atomic_add_return_unchecked(0, &rdtp->dynticks) & 0x1)) continue; atomic_inc(&rsp->expedited_need_qs); stop_one_cpu_nowait(cpu, synchronize_sched_expedited_cpu_stop, @@ -3878,7 +3878,7 @@ rcu_boot_init_percpu_data(int cpu, struct rcu_state *rsp) rdp->grpmask = 1UL << (cpu - rdp->mynode->grplo); rdp->dynticks = &per_cpu(rcu_dynticks, cpu); WARN_ON_ONCE(rdp->dynticks->dynticks_nesting != DYNTICK_TASK_EXIT_IDLE); - WARN_ON_ONCE(atomic_read(&rdp->dynticks->dynticks) != 1); + WARN_ON_ONCE(atomic_read_unchecked(&rdp->dynticks->dynticks) != 1); rdp->cpu = cpu; rdp->rsp = rsp; mutex_init(&rdp->exp_funnel_mutex); @@ -3914,8 +3914,8 @@ rcu_init_percpu_data(int cpu, struct rcu_state *rsp) init_callback_list(rdp); /* Re-enable callbacks on this CPU. */ rdp->dynticks->dynticks_nesting = DYNTICK_TASK_EXIT_IDLE; rcu_sysidle_init_percpu_data(rdp->dynticks); - atomic_set(&rdp->dynticks->dynticks, - (atomic_read(&rdp->dynticks->dynticks) & ~0x1) + 1); + atomic_set_unchecked(&rdp->dynticks->dynticks, + (atomic_read_unchecked(&rdp->dynticks->dynticks) & ~0x1) + 1); raw_spin_unlock(&rnp->lock); /* irqs remain disabled. */ /* diff --git a/kernel/rcu/tree.h b/kernel/rcu/tree.h index 2e991f8..66aea20 100644 --- a/kernel/rcu/tree.h +++ b/kernel/rcu/tree.h @@ -122,11 +122,11 @@ struct rcu_dynticks { long long dynticks_nesting; /* Track irq/process nesting level. */ /* Process level is worth LLONG_MAX/2. */ int dynticks_nmi_nesting; /* Track NMI nesting level. */ - atomic_t dynticks; /* Even value for idle, else odd. */ + atomic_unchecked_t dynticks;/* Even value for idle, else odd. */ #ifdef CONFIG_NO_HZ_FULL_SYSIDLE long long dynticks_idle_nesting; /* irq/process nesting level from idle. */ - atomic_t dynticks_idle; /* Even value for idle, else odd. */ + atomic_unchecked_t dynticks_idle;/* Even value for idle, else odd. */ /* "Idle" excludes userspace execution. */ unsigned long dynticks_idle_jiffies; /* End of last non-NMI non-idle period. */ @@ -501,11 +501,11 @@ struct rcu_state { /* End of fields guarded by barrier_mutex. */ unsigned long expedited_sequence; /* Take a ticket. */ - atomic_long_t expedited_workdone0; /* # done by others #0. */ - atomic_long_t expedited_workdone1; /* # done by others #1. */ - atomic_long_t expedited_workdone2; /* # done by others #2. */ - atomic_long_t expedited_workdone3; /* # done by others #3. */ - atomic_long_t expedited_normal; /* # fallbacks to normal. */ + atomic_long_unchecked_t expedited_workdone0; /* # done by others #0. */ + atomic_long_unchecked_t expedited_workdone1; /* # done by others #1. */ + atomic_long_unchecked_t expedited_workdone2; /* # done by others #2. */ + atomic_long_unchecked_t expedited_workdone3; /* # done by others #3. */ + atomic_long_unchecked_t expedited_normal; /* # fallbacks to normal. */ atomic_t expedited_need_qs; /* # CPUs left to check in. */ wait_queue_head_t expedited_wq; /* Wait for check-ins. */ diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h index b2bf396..21142e4 100644 --- a/kernel/rcu/tree_plugin.h +++ b/kernel/rcu/tree_plugin.h @@ -1235,7 +1235,7 @@ static void rcu_boost_kthread_setaffinity(struct rcu_node *rnp, int outgoingcpu) free_cpumask_var(cm); } -static struct smp_hotplug_thread rcu_cpu_thread_spec = { +static struct smp_hotplug_thread rcu_cpu_thread_spec __read_only = { .store = &rcu_cpu_kthread_task, .thread_should_run = rcu_cpu_kthread_should_run, .thread_fn = rcu_cpu_kthread, @@ -1704,7 +1704,7 @@ static void print_cpu_stall_info(struct rcu_state *rsp, int cpu) print_cpu_stall_fast_no_hz(fast_no_hz, cpu); pr_err("\t%d: (%lu %s) idle=%03x/%llx/%d softirq=%u/%u fqs=%ld %s\n", cpu, ticks_value, ticks_title, - atomic_read(&rdtp->dynticks) & 0xfff, + atomic_read_unchecked(&rdtp->dynticks) & 0xfff, rdtp->dynticks_nesting, rdtp->dynticks_nmi_nesting, rdp->softirq_snap, kstat_softirqs_cpu(RCU_SOFTIRQ, cpu), READ_ONCE(rsp->n_force_qs) - rsp->n_force_qs_gpstart, @@ -2585,9 +2585,9 @@ static void rcu_sysidle_enter(int irq) j = jiffies; WRITE_ONCE(rdtp->dynticks_idle_jiffies, j); smp_mb__before_atomic(); - atomic_inc(&rdtp->dynticks_idle); + atomic_inc_unchecked(&rdtp->dynticks_idle); smp_mb__after_atomic(); - WARN_ON_ONCE(atomic_read(&rdtp->dynticks_idle) & 0x1); + WARN_ON_ONCE(atomic_read_unchecked(&rdtp->dynticks_idle) & 0x1); } /* @@ -2658,9 +2658,9 @@ static void rcu_sysidle_exit(int irq) /* Record end of idle period. */ smp_mb__before_atomic(); - atomic_inc(&rdtp->dynticks_idle); + atomic_inc_unchecked(&rdtp->dynticks_idle); smp_mb__after_atomic(); - WARN_ON_ONCE(!(atomic_read(&rdtp->dynticks_idle) & 0x1)); + WARN_ON_ONCE(!(atomic_read_unchecked(&rdtp->dynticks_idle) & 0x1)); /* * If we are the timekeeping CPU, we are permitted to be non-idle @@ -2706,7 +2706,7 @@ static void rcu_sysidle_check_cpu(struct rcu_data *rdp, bool *isidle, WARN_ON_ONCE(smp_processor_id() != tick_do_timer_cpu); /* Pick up current idle and NMI-nesting counter and check. */ - cur = atomic_read(&rdtp->dynticks_idle); + cur = atomic_read_unchecked(&rdtp->dynticks_idle); if (cur & 0x1) { *isidle = false; /* We are not idle! */ return; diff --git a/kernel/rcu/tree_trace.c b/kernel/rcu/tree_trace.c index 6fc4c5f..76c6577 100644 --- a/kernel/rcu/tree_trace.c +++ b/kernel/rcu/tree_trace.c @@ -125,7 +125,7 @@ static void print_one_rcu_data(struct seq_file *m, struct rcu_data *rdp) rdp->rcu_qs_ctr_snap == per_cpu(rcu_qs_ctr, rdp->cpu), rdp->qs_pending); seq_printf(m, " dt=%d/%llx/%d df=%lu", - atomic_read(&rdp->dynticks->dynticks), + atomic_read_unchecked(&rdp->dynticks->dynticks), rdp->dynticks->dynticks_nesting, rdp->dynticks->dynticks_nmi_nesting, rdp->dynticks_fqs); @@ -187,11 +187,11 @@ static int show_rcuexp(struct seq_file *m, void *v) seq_printf(m, "s=%lu wd0=%lu wd1=%lu wd2=%lu wd3=%lu n=%lu enq=%d sc=%lu\n", rsp->expedited_sequence, - atomic_long_read(&rsp->expedited_workdone0), - atomic_long_read(&rsp->expedited_workdone1), - atomic_long_read(&rsp->expedited_workdone2), - atomic_long_read(&rsp->expedited_workdone3), - atomic_long_read(&rsp->expedited_normal), + atomic_long_read_unchecked(&rsp->expedited_workdone0), + atomic_long_read_unchecked(&rsp->expedited_workdone1), + atomic_long_read_unchecked(&rsp->expedited_workdone2), + atomic_long_read_unchecked(&rsp->expedited_workdone3), + atomic_long_read_unchecked(&rsp->expedited_normal), atomic_read(&rsp->expedited_need_qs), rsp->expedited_sequence / 2); return 0; diff --git a/kernel/resource.c b/kernel/resource.c index f150dbb..33735c2 100644 --- a/kernel/resource.c +++ b/kernel/resource.c @@ -84,8 +84,8 @@ static void *r_next(struct seq_file *m, void *v, loff_t *pos) enum { MAX_IORES_LEVEL = 5 }; +static void *r_start(struct seq_file *m, loff_t *pos) __acquires(&resource_lock); static void *r_start(struct seq_file *m, loff_t *pos) - __acquires(resource_lock) { struct resource *p = m->private; loff_t l = 0; @@ -95,8 +95,8 @@ static void *r_start(struct seq_file *m, loff_t *pos) return p; } +static void r_stop(struct seq_file *m, void *v) __releases(&resource_lock); static void r_stop(struct seq_file *m, void *v) - __releases(resource_lock) { read_unlock(&resource_lock); } @@ -162,8 +162,18 @@ static const struct file_operations proc_iomem_operations = { static int __init ioresources_init(void) { +#ifdef CONFIG_GRKERNSEC_PROC_ADD +#ifdef CONFIG_GRKERNSEC_PROC_USER + proc_create("ioports", S_IRUSR, NULL, &proc_ioports_operations); + proc_create("iomem", S_IRUSR, NULL, &proc_iomem_operations); +#elif defined(CONFIG_GRKERNSEC_PROC_USERGROUP) + proc_create("ioports", S_IRUSR | S_IRGRP, NULL, &proc_ioports_operations); + proc_create("iomem", S_IRUSR | S_IRGRP, NULL, &proc_iomem_operations); +#endif +#else proc_create("ioports", 0, NULL, &proc_ioports_operations); proc_create("iomem", 0, NULL, &proc_iomem_operations); +#endif return 0; } __initcall(ioresources_init); diff --git a/kernel/sched/auto_group.c b/kernel/sched/auto_group.c index 750ed60..eb01466 100644 --- a/kernel/sched/auto_group.c +++ b/kernel/sched/auto_group.c @@ -9,7 +9,7 @@ unsigned int __read_mostly sysctl_sched_autogroup_enabled = 1; static struct autogroup autogroup_default; -static atomic_t autogroup_seq_nr; +static atomic_unchecked_t autogroup_seq_nr; void __init autogroup_init(struct task_struct *init_task) { @@ -77,7 +77,7 @@ static inline struct autogroup *autogroup_create(void) kref_init(&ag->kref); init_rwsem(&ag->lock); - ag->id = atomic_inc_return(&autogroup_seq_nr); + ag->id = atomic_inc_return_unchecked(&autogroup_seq_nr); ag->tg = tg; #ifdef CONFIG_RT_GROUP_SCHED /* diff --git a/kernel/sched/core.c b/kernel/sched/core.c index bcd214e..4459c83 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -2136,7 +2136,7 @@ void set_numabalancing_state(bool enabled) int sysctl_numa_balancing(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { - struct ctl_table t; + ctl_table_no_const t; int err; int state = numabalancing_enabled; @@ -2635,8 +2635,10 @@ context_switch(struct rq *rq, struct task_struct *prev, next->active_mm = oldmm; atomic_inc(&oldmm->mm_count); enter_lazy_tlb(oldmm, next); - } else + } else { switch_mm(oldmm, mm, next); + populate_stack(); + } if (!prev->mm) { prev->active_mm = NULL; @@ -3455,6 +3457,8 @@ int can_nice(const struct task_struct *p, const int nice) /* convert nice value [19,-20] to rlimit style value [1,40] */ int nice_rlim = nice_to_rlimit(nice); + gr_learn_resource(p, RLIMIT_NICE, nice_rlim, 1); + return (nice_rlim <= task_rlimit(p, RLIMIT_NICE) || capable(CAP_SYS_NICE)); } @@ -3481,7 +3485,8 @@ SYSCALL_DEFINE1(nice, int, increment) nice = task_nice(current) + increment; nice = clamp_val(nice, MIN_NICE, MAX_NICE); - if (increment < 0 && !can_nice(current, nice)) + if (increment < 0 && (!can_nice(current, nice) || + gr_handle_chroot_nice())) return -EPERM; retval = security_task_setnice(current, nice); @@ -3793,6 +3798,7 @@ recheck: if (policy != p->policy && !rlim_rtprio) return -EPERM; + gr_learn_resource(p, RLIMIT_RTPRIO, attr->sched_priority, 1); /* can't increase priority */ if (attr->sched_priority > p->rt_priority && attr->sched_priority > rlim_rtprio) @@ -5127,6 +5133,7 @@ void idle_task_exit(void) if (mm != &init_mm) { switch_mm(mm, &init_mm, current); + populate_stack(); finish_arch_post_lock_switch(); } mmdrop(mm); @@ -5252,7 +5259,7 @@ static void migrate_tasks(struct rq *dead_rq) #if defined(CONFIG_SCHED_DEBUG) && defined(CONFIG_SYSCTL) -static struct ctl_table sd_ctl_dir[] = { +static ctl_table_no_const sd_ctl_dir[] __read_only = { { .procname = "sched_domain", .mode = 0555, @@ -5269,17 +5276,17 @@ static struct ctl_table sd_ctl_root[] = { {} }; -static struct ctl_table *sd_alloc_ctl_entry(int n) +static ctl_table_no_const *sd_alloc_ctl_entry(int n) { - struct ctl_table *entry = + ctl_table_no_const *entry = kcalloc(n, sizeof(struct ctl_table), GFP_KERNEL); return entry; } -static void sd_free_ctl_entry(struct ctl_table **tablep) +static void sd_free_ctl_entry(ctl_table_no_const *tablep) { - struct ctl_table *entry; + ctl_table_no_const *entry; /* * In the intermediate directories, both the child directory and @@ -5287,22 +5294,25 @@ static void sd_free_ctl_entry(struct ctl_table **tablep) * will always be set. In the lowest directory the names are * static strings and all have proc handlers. */ - for (entry = *tablep; entry->mode; entry++) { - if (entry->child) - sd_free_ctl_entry(&entry->child); + for (entry = tablep; entry->mode; entry++) { + if (entry->child) { + sd_free_ctl_entry(entry->child); + pax_open_kernel(); + entry->child = NULL; + pax_close_kernel(); + } if (entry->proc_handler == NULL) kfree(entry->procname); } - kfree(*tablep); - *tablep = NULL; + kfree(tablep); } static int min_load_idx = 0; static int max_load_idx = CPU_LOAD_IDX_MAX-1; static void -set_table_entry(struct ctl_table *entry, +set_table_entry(ctl_table_no_const *entry, const char *procname, void *data, int maxlen, umode_t mode, proc_handler *proc_handler, bool load_idx) @@ -5322,7 +5332,7 @@ set_table_entry(struct ctl_table *entry, static struct ctl_table * sd_alloc_ctl_domain_table(struct sched_domain *sd) { - struct ctl_table *table = sd_alloc_ctl_entry(14); + ctl_table_no_const *table = sd_alloc_ctl_entry(14); if (table == NULL) return NULL; @@ -5360,9 +5370,9 @@ sd_alloc_ctl_domain_table(struct sched_domain *sd) return table; } -static struct ctl_table *sd_alloc_ctl_cpu_table(int cpu) +static ctl_table_no_const *sd_alloc_ctl_cpu_table(int cpu) { - struct ctl_table *entry, *table; + ctl_table_no_const *entry, *table; struct sched_domain *sd; int domain_num = 0, i; char buf[32]; @@ -5389,11 +5399,13 @@ static struct ctl_table_header *sd_sysctl_header; static void register_sched_domain_sysctl(void) { int i, cpu_num = num_possible_cpus(); - struct ctl_table *entry = sd_alloc_ctl_entry(cpu_num + 1); + ctl_table_no_const *entry = sd_alloc_ctl_entry(cpu_num + 1); char buf[32]; WARN_ON(sd_ctl_dir[0].child); + pax_open_kernel(); sd_ctl_dir[0].child = entry; + pax_close_kernel(); if (entry == NULL) return; @@ -5415,8 +5427,12 @@ static void unregister_sched_domain_sysctl(void) { unregister_sysctl_table(sd_sysctl_header); sd_sysctl_header = NULL; - if (sd_ctl_dir[0].child) - sd_free_ctl_entry(&sd_ctl_dir[0].child); + if (sd_ctl_dir[0].child) { + sd_free_ctl_entry(sd_ctl_dir[0].child); + pax_open_kernel(); + sd_ctl_dir[0].child = NULL; + pax_close_kernel(); + } } #else static void register_sched_domain_sysctl(void) diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 9a5e60f..c4ee2d8 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -7746,7 +7746,7 @@ static void nohz_idle_balance(struct rq *this_rq, enum cpu_idle_type idle) { } * run_rebalance_domains is triggered when needed from the scheduler tick. * Also triggered for nohz idle balancing (with nohz_balancing_kick set). */ -static void run_rebalance_domains(struct softirq_action *h) +static __latent_entropy void run_rebalance_domains(void) { struct rq *this_rq = this_rq(); enum cpu_idle_type idle = this_rq->idle_balance ? diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index 6d2a119..ac24f34 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -1229,7 +1229,7 @@ struct sched_class { #ifdef CONFIG_FAIR_GROUP_SCHED void (*task_move_group) (struct task_struct *p, int on_rq); #endif -}; +} __do_const; static inline void put_prev_task(struct rq *rq, struct task_struct *prev) { diff --git a/kernel/signal.c b/kernel/signal.c index 0f6bbbe..4791c7d 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -53,12 +53,12 @@ static struct kmem_cache *sigqueue_cachep; int print_fatal_signals __read_mostly; -static void __user *sig_handler(struct task_struct *t, int sig) +static __sighandler_t sig_handler(struct task_struct *t, int sig) { return t->sighand->action[sig - 1].sa.sa_handler; } -static int sig_handler_ignored(void __user *handler, int sig) +static int sig_handler_ignored(__sighandler_t handler, int sig) { /* Is it explicitly or implicitly ignored? */ return handler == SIG_IGN || @@ -67,7 +67,7 @@ static int sig_handler_ignored(void __user *handler, int sig) static int sig_task_ignored(struct task_struct *t, int sig, bool force) { - void __user *handler; + __sighandler_t handler; handler = sig_handler(t, sig); @@ -372,6 +372,9 @@ __sigqueue_alloc(int sig, struct task_struct *t, gfp_t flags, int override_rlimi atomic_inc(&user->sigpending); rcu_read_unlock(); + if (!override_rlimit) + gr_learn_resource(t, RLIMIT_SIGPENDING, atomic_read(&user->sigpending), 1); + if (override_rlimit || atomic_read(&user->sigpending) <= task_rlimit(t, RLIMIT_SIGPENDING)) { @@ -494,7 +497,7 @@ flush_signal_handlers(struct task_struct *t, int force_default) int unhandled_signal(struct task_struct *tsk, int sig) { - void __user *handler = tsk->sighand->action[sig-1].sa.sa_handler; + __sighandler_t handler = tsk->sighand->action[sig-1].sa.sa_handler; if (is_global_init(tsk)) return 1; if (handler != SIG_IGN && handler != SIG_DFL) @@ -602,6 +605,7 @@ static int __dequeue_signal(struct sigpending *pending, sigset_t *mask, * * All callers have to hold the siglock. */ +int dequeue_signal(struct task_struct *tsk, sigset_t *mask, siginfo_t *info) __must_hold(&tsk->sighand->siglock); int dequeue_signal(struct task_struct *tsk, sigset_t *mask, siginfo_t *info) { int signr; @@ -788,6 +792,13 @@ static int check_kill_permission(int sig, struct siginfo *info, } } + /* allow glibc communication via tgkill to other threads in our + thread group */ + if ((info == SEND_SIG_NOINFO || info->si_code != SI_TKILL || + sig != (SIGRTMIN+1) || task_tgid_vnr(t) != info->si_pid) + && gr_handle_signal(t, sig)) + return -EPERM; + return security_task_kill(t, info, sig, 0); } @@ -1171,7 +1182,7 @@ __group_send_sig_info(int sig, struct siginfo *info, struct task_struct *p) return send_signal(sig, info, p, 1); } -static int +int specific_send_sig_info(int sig, struct siginfo *info, struct task_struct *t) { return send_signal(sig, info, t, 0); @@ -1208,6 +1219,7 @@ force_sig_info(int sig, struct siginfo *info, struct task_struct *t) unsigned long int flags; int ret, blocked, ignored; struct k_sigaction *action; + int is_unhandled = 0; spin_lock_irqsave(&t->sighand->siglock, flags); action = &t->sighand->action[sig-1]; @@ -1222,9 +1234,18 @@ force_sig_info(int sig, struct siginfo *info, struct task_struct *t) } if (action->sa.sa_handler == SIG_DFL) t->signal->flags &= ~SIGNAL_UNKILLABLE; + if (action->sa.sa_handler == SIG_IGN || action->sa.sa_handler == SIG_DFL) + is_unhandled = 1; ret = specific_send_sig_info(sig, info, t); spin_unlock_irqrestore(&t->sighand->siglock, flags); + /* only deal with unhandled signals, java etc trigger SIGSEGV during + normal operation */ + if (is_unhandled) { + gr_log_signal(sig, !is_si_special(info) ? info->si_addr : NULL, t); + gr_handle_crash(t, sig); + } + return ret; } @@ -1305,8 +1326,11 @@ int group_send_sig_info(int sig, struct siginfo *info, struct task_struct *p) ret = check_kill_permission(sig, info, p); rcu_read_unlock(); - if (!ret && sig) + if (!ret && sig) { ret = do_send_sig_info(sig, info, p, true); + if (!ret) + gr_log_signal(sig, !is_si_special(info) ? info->si_addr : NULL, p); + } return ret; } @@ -1820,9 +1844,8 @@ static int sigkill_pending(struct task_struct *tsk) * If we actually decide not to stop at all because the tracer * is gone, we keep current->exit_code unless clear_code. */ +static void ptrace_stop(int exit_code, int why, int clear_code, siginfo_t *info) __must_hold(¤t->sighand->siglock); static void ptrace_stop(int exit_code, int why, int clear_code, siginfo_t *info) - __releases(¤t->sighand->siglock) - __acquires(¤t->sighand->siglock) { bool gstop_done = false; @@ -1942,6 +1965,7 @@ static void ptrace_stop(int exit_code, int why, int clear_code, siginfo_t *info) recalc_sigpending_tsk(current); } +static void ptrace_do_notify(int signr, int exit_code, int why) __must_hold(¤t->sighand->siglock); static void ptrace_do_notify(int signr, int exit_code, int why) { siginfo_t info; @@ -1989,8 +2013,8 @@ void ptrace_notify(int exit_code) * %false if group stop is already cancelled or ptrace trap is scheduled. * %true if participated in group stop. */ +static bool do_signal_stop(int signr) __releases(¤t->sighand->siglock); static bool do_signal_stop(int signr) - __releases(¤t->sighand->siglock) { struct signal_struct *sig = current->signal; @@ -2002,8 +2026,10 @@ static bool do_signal_stop(int signr) WARN_ON_ONCE(signr & ~JOBCTL_STOP_SIGMASK); if (!likely(current->jobctl & JOBCTL_STOP_DEQUEUED) || - unlikely(signal_group_exit(sig))) + unlikely(signal_group_exit(sig))) { + __release(¤t->sighand->siglock); // XXX sparse can't model conditional release return false; + } /* * There is no group stop already in progress. We must * initiate one now. @@ -2087,6 +2113,7 @@ static bool do_signal_stop(int signr) * Schedule it and let the caller deal with it. */ task_set_jobctl_pending(current, JOBCTL_TRAP_STOP); + __release(¤t->sighand->siglock); // XXX sparse can't model conditional release return false; } } @@ -2913,7 +2940,15 @@ do_send_specific(pid_t tgid, pid_t pid, int sig, struct siginfo *info) int error = -ESRCH; rcu_read_lock(); - p = find_task_by_vpid(pid); +#ifdef CONFIG_GRKERNSEC_CHROOT_FINDTASK + /* allow glibc communication via tgkill to other threads in our + thread group */ + if (grsec_enable_chroot_findtask && info->si_code == SI_TKILL && + sig == (SIGRTMIN+1) && tgid == info->si_pid) + p = find_task_by_vpid_unrestricted(pid); + else +#endif + p = find_task_by_vpid(pid); if (p && (tgid <= 0 || task_tgid_vnr(p) == tgid)) { error = check_kill_permission(sig, info, p); /* @@ -3242,8 +3277,8 @@ COMPAT_SYSCALL_DEFINE2(sigaltstack, } seg = get_fs(); set_fs(KERNEL_DS); - ret = do_sigaltstack((stack_t __force __user *) (uss_ptr ? &uss : NULL), - (stack_t __force __user *) &uoss, + ret = do_sigaltstack((stack_t __force_user *) (uss_ptr ? &uss : NULL), + (stack_t __force_user *) &uoss, compat_user_stack_pointer()); set_fs(seg); if (ret >= 0 && uoss_ptr) { diff --git a/kernel/smpboot.c b/kernel/smpboot.c index a818cbc..1b218b9 100644 --- a/kernel/smpboot.c +++ b/kernel/smpboot.c @@ -302,7 +302,7 @@ int smpboot_register_percpu_thread_cpumask(struct smp_hotplug_thread *plug_threa if (cpumask_test_cpu(cpu, cpumask)) smpboot_unpark_thread(plug_thread, cpu); } - list_add(&plug_thread->list, &hotplug_threads); + pax_list_add(&plug_thread->list, &hotplug_threads); out: mutex_unlock(&smpboot_threads_lock); put_online_cpus(); @@ -320,7 +320,7 @@ void smpboot_unregister_percpu_thread(struct smp_hotplug_thread *plug_thread) { get_online_cpus(); mutex_lock(&smpboot_threads_lock); - list_del(&plug_thread->list); + pax_list_del(&plug_thread->list); smpboot_destroy_threads(plug_thread); mutex_unlock(&smpboot_threads_lock); put_online_cpus(); diff --git a/kernel/softirq.c b/kernel/softirq.c index 479e443..66d845e1 100644 --- a/kernel/softirq.c +++ b/kernel/softirq.c @@ -53,7 +53,7 @@ irq_cpustat_t irq_stat[NR_CPUS] ____cacheline_aligned; EXPORT_SYMBOL(irq_stat); #endif -static struct softirq_action softirq_vec[NR_SOFTIRQS] __cacheline_aligned_in_smp; +static struct softirq_action softirq_vec[NR_SOFTIRQS] __read_only __aligned(PAGE_SIZE); DEFINE_PER_CPU(struct task_struct *, ksoftirqd); @@ -270,7 +270,7 @@ restart: kstat_incr_softirqs_this_cpu(vec_nr); trace_softirq_entry(vec_nr); - h->action(h); + h->action(); trace_softirq_exit(vec_nr); if (unlikely(prev_count != preempt_count())) { pr_err("huh, entered softirq %u %s %p with preempt_count %08x, exited with %08x?\n", @@ -430,7 +430,7 @@ void __raise_softirq_irqoff(unsigned int nr) or_softirq_pending(1UL << nr); } -void open_softirq(int nr, void (*action)(struct softirq_action *)) +void __init open_softirq(int nr, void (*action)(void)) { softirq_vec[nr].action = action; } @@ -482,7 +482,7 @@ void __tasklet_hi_schedule_first(struct tasklet_struct *t) } EXPORT_SYMBOL(__tasklet_hi_schedule_first); -static void tasklet_action(struct softirq_action *a) +static void tasklet_action(void) { struct tasklet_struct *list; @@ -518,7 +518,7 @@ static void tasklet_action(struct softirq_action *a) } } -static void tasklet_hi_action(struct softirq_action *a) +static __latent_entropy void tasklet_hi_action(void) { struct tasklet_struct *list; @@ -744,7 +744,7 @@ static struct notifier_block cpu_nfb = { .notifier_call = cpu_callback }; -static struct smp_hotplug_thread softirq_threads = { +static struct smp_hotplug_thread softirq_threads __read_only = { .store = &ksoftirqd, .thread_should_run = ksoftirqd_should_run, .thread_fn = run_ksoftirqd, diff --git a/kernel/sys.c b/kernel/sys.c index fa2f2f6..3682023 100644 --- a/kernel/sys.c +++ b/kernel/sys.c @@ -160,6 +160,12 @@ static int set_one_prio(struct task_struct *p, int niceval, int error) error = -EACCES; goto out; } + + if (gr_handle_chroot_setpriority(p, niceval)) { + error = -EACCES; + goto out; + } + no_nice = security_task_setnice(p, niceval); if (no_nice) { error = no_nice; @@ -366,6 +372,20 @@ SYSCALL_DEFINE2(setregid, gid_t, rgid, gid_t, egid) goto error; } + if (gr_check_group_change(new->gid, new->egid, INVALID_GID)) + goto error; + + if (!gid_eq(new->gid, old->gid)) { + /* make sure we generate a learn log for what will + end up being a role transition after a full-learning + policy is generated + CAP_SETGID is required to perform a transition + we may not log a CAP_SETGID check above, e.g. + in the case where new rgid = old egid + */ + gr_learn_cap(current, new, CAP_SETGID); + } + if (rgid != (gid_t) -1 || (egid != (gid_t) -1 && !gid_eq(kegid, old->gid))) new->sgid = new->egid; @@ -401,6 +421,10 @@ SYSCALL_DEFINE1(setgid, gid_t, gid) old = current_cred(); retval = -EPERM; + + if (gr_check_group_change(kgid, kgid, kgid)) + goto error; + if (ns_capable(old->user_ns, CAP_SETGID)) new->gid = new->egid = new->sgid = new->fsgid = kgid; else if (gid_eq(kgid, old->gid) || gid_eq(kgid, old->sgid)) @@ -418,7 +442,7 @@ error: /* * change the user struct in a credentials set to match the new UID */ -static int set_user(struct cred *new) +int set_user(struct cred *new) { struct user_struct *new_user; @@ -498,7 +522,18 @@ SYSCALL_DEFINE2(setreuid, uid_t, ruid, uid_t, euid) goto error; } + if (gr_check_user_change(new->uid, new->euid, INVALID_UID)) + goto error; + if (!uid_eq(new->uid, old->uid)) { + /* make sure we generate a learn log for what will + end up being a role transition after a full-learning + policy is generated + CAP_SETUID is required to perform a transition + we may not log a CAP_SETUID check above, e.g. + in the case where new ruid = old euid + */ + gr_learn_cap(current, new, CAP_SETUID); retval = set_user(new); if (retval < 0) goto error; @@ -548,6 +583,12 @@ SYSCALL_DEFINE1(setuid, uid_t, uid) old = current_cred(); retval = -EPERM; + + if (gr_check_crash_uid(kuid)) + goto error; + if (gr_check_user_change(kuid, kuid, kuid)) + goto error; + if (ns_capable(old->user_ns, CAP_SETUID)) { new->suid = new->uid = kuid; if (!uid_eq(kuid, old->uid)) { @@ -617,6 +658,9 @@ SYSCALL_DEFINE3(setresuid, uid_t, ruid, uid_t, euid, uid_t, suid) goto error; } + if (gr_check_user_change(kruid, keuid, INVALID_UID)) + goto error; + if (ruid != (uid_t) -1) { new->uid = kruid; if (!uid_eq(kruid, old->uid)) { @@ -701,6 +745,9 @@ SYSCALL_DEFINE3(setresgid, gid_t, rgid, gid_t, egid, gid_t, sgid) goto error; } + if (gr_check_group_change(krgid, kegid, INVALID_GID)) + goto error; + if (rgid != (gid_t) -1) new->gid = krgid; if (egid != (gid_t) -1) @@ -765,12 +812,16 @@ SYSCALL_DEFINE1(setfsuid, uid_t, uid) uid_eq(kuid, old->suid) || uid_eq(kuid, old->fsuid) || ns_capable(old->user_ns, CAP_SETUID)) { if (!uid_eq(kuid, old->fsuid)) { + if (gr_check_user_change(INVALID_UID, INVALID_UID, kuid)) + goto error; + new->fsuid = kuid; if (security_task_fix_setuid(new, old, LSM_SETID_FS) == 0) goto change_okay; } } +error: abort_creds(new); return old_fsuid; @@ -803,12 +854,16 @@ SYSCALL_DEFINE1(setfsgid, gid_t, gid) if (gid_eq(kgid, old->gid) || gid_eq(kgid, old->egid) || gid_eq(kgid, old->sgid) || gid_eq(kgid, old->fsgid) || ns_capable(old->user_ns, CAP_SETGID)) { + if (gr_check_group_change(INVALID_GID, INVALID_GID, kgid)) + goto error; + if (!gid_eq(kgid, old->fsgid)) { new->fsgid = kgid; goto change_okay; } } +error: abort_creds(new); return old_fsgid; @@ -1187,19 +1242,19 @@ SYSCALL_DEFINE1(olduname, struct oldold_utsname __user *, name) return -EFAULT; down_read(&uts_sem); - error = __copy_to_user(&name->sysname, &utsname()->sysname, + error = __copy_to_user(name->sysname, &utsname()->sysname, __OLD_UTS_LEN); error |= __put_user(0, name->sysname + __OLD_UTS_LEN); - error |= __copy_to_user(&name->nodename, &utsname()->nodename, + error |= __copy_to_user(name->nodename, &utsname()->nodename, __OLD_UTS_LEN); error |= __put_user(0, name->nodename + __OLD_UTS_LEN); - error |= __copy_to_user(&name->release, &utsname()->release, + error |= __copy_to_user(name->release, &utsname()->release, __OLD_UTS_LEN); error |= __put_user(0, name->release + __OLD_UTS_LEN); - error |= __copy_to_user(&name->version, &utsname()->version, + error |= __copy_to_user(name->version, &utsname()->version, __OLD_UTS_LEN); error |= __put_user(0, name->version + __OLD_UTS_LEN); - error |= __copy_to_user(&name->machine, &utsname()->machine, + error |= __copy_to_user(name->machine, &utsname()->machine, __OLD_UTS_LEN); error |= __put_user(0, name->machine + __OLD_UTS_LEN); up_read(&uts_sem); @@ -1400,6 +1455,13 @@ int do_prlimit(struct task_struct *tsk, unsigned int resource, */ new_rlim->rlim_cur = 1; } + /* Handle the case where a fork and setuid occur and then RLIMIT_NPROC + is changed to a lower value. Since tasks can be created by the same + user in between this limit change and an execve by this task, force + a recheck only for this task by setting PF_NPROC_EXCEEDED + */ + if (resource == RLIMIT_NPROC && tsk->real_cred->user != INIT_USER) + tsk->flags |= PF_NPROC_EXCEEDED; } if (!retval) { if (old_rlim) diff --git a/kernel/sysctl.c b/kernel/sysctl.c index e69201d..61cda5e 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -94,7 +94,6 @@ #endif #if defined(CONFIG_SYSCTL) - /* External variables not in a header file. */ extern int suid_dumpable; #ifdef CONFIG_COREDUMP @@ -111,22 +110,24 @@ extern int sysctl_nr_open_min, sysctl_nr_open_max; #ifndef CONFIG_MMU extern int sysctl_nr_trim_pages; #endif +extern int sysctl_modify_ldt; /* Constants used for minimum and maximum */ #ifdef CONFIG_LOCKUP_DETECTOR -static int sixty = 60; +static int sixty __read_only = 60; #endif -static int __maybe_unused neg_one = -1; +static int __maybe_unused neg_one __read_only = -1; -static int zero; -static int __maybe_unused one = 1; -static int __maybe_unused two = 2; -static int __maybe_unused four = 4; -static unsigned long one_ul = 1; -static int one_hundred = 100; +static int zero __read_only = 0; +static int __maybe_unused one __read_only = 1; +static int __maybe_unused two __read_only = 2; +static int __maybe_unused three __read_only = 3; +static int __maybe_unused four __read_only = 4; +static unsigned long one_ul __read_only = 1; +static int one_hundred __read_only = 100; #ifdef CONFIG_PRINTK -static int ten_thousand = 10000; +static int ten_thousand __read_only = 10000; #endif /* this is needed for the proc_doulongvec_minmax of vm_dirty_bytes */ @@ -180,10 +181,8 @@ static int proc_taint(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos); #endif -#ifdef CONFIG_PRINTK -static int proc_dointvec_minmax_sysadmin(struct ctl_table *table, int write, +static int proc_dointvec_minmax_secure_sysadmin(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos); -#endif static int proc_dointvec_minmax_coredump(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos); @@ -214,6 +213,8 @@ static int sysrq_sysctl_handler(struct ctl_table *table, int write, #endif +extern struct ctl_table grsecurity_table[]; + static struct ctl_table kern_table[]; static struct ctl_table vm_table[]; static struct ctl_table fs_table[]; @@ -228,6 +229,20 @@ extern struct ctl_table epoll_table[]; int sysctl_legacy_va_layout; #endif +#ifdef CONFIG_PAX_SOFTMODE +static struct ctl_table pax_table[] = { + { + .procname = "softmode", + .data = &pax_softmode, + .maxlen = sizeof(unsigned int), + .mode = 0600, + .proc_handler = &proc_dointvec, + }, + + { } +}; +#endif + /* The default sysctl tables: */ static struct ctl_table sysctl_base_table[] = { @@ -276,6 +291,22 @@ static int max_extfrag_threshold = 1000; #endif static struct ctl_table kern_table[] = { +#if defined(CONFIG_GRKERNSEC_SYSCTL) || defined(CONFIG_GRKERNSEC_ROFS) + { + .procname = "grsecurity", + .mode = 0500, + .child = grsecurity_table, + }, +#endif + +#ifdef CONFIG_PAX_SOFTMODE + { + .procname = "pax", + .mode = 0500, + .child = pax_table, + }, +#endif + { .procname = "sched_child_runs_first", .data = &sysctl_sched_child_runs_first, @@ -628,7 +659,7 @@ static struct ctl_table kern_table[] = { .maxlen = sizeof(int), .mode = 0644, /* only handle a transition from default "0" to "1" */ - .proc_handler = proc_dointvec_minmax, + .proc_handler = proc_dointvec_minmax_secure, .extra1 = &one, .extra2 = &one, }, @@ -639,7 +670,7 @@ static struct ctl_table kern_table[] = { .data = &modprobe_path, .maxlen = KMOD_PATH_LEN, .mode = 0644, - .proc_handler = proc_dostring, + .proc_handler = proc_dostring_modpriv, }, { .procname = "modules_disabled", @@ -647,7 +678,7 @@ static struct ctl_table kern_table[] = { .maxlen = sizeof(int), .mode = 0644, /* only handle a transition from default "0" to "1" */ - .proc_handler = proc_dointvec_minmax, + .proc_handler = proc_dointvec_minmax_secure, .extra1 = &one, .extra2 = &one, }, @@ -802,20 +833,24 @@ static struct ctl_table kern_table[] = { .data = &dmesg_restrict, .maxlen = sizeof(int), .mode = 0644, - .proc_handler = proc_dointvec_minmax_sysadmin, + .proc_handler = proc_dointvec_minmax_secure_sysadmin, .extra1 = &zero, .extra2 = &one, }, +#endif { .procname = "kptr_restrict", .data = &kptr_restrict, .maxlen = sizeof(int), .mode = 0644, - .proc_handler = proc_dointvec_minmax_sysadmin, + .proc_handler = proc_dointvec_minmax_secure_sysadmin, +#ifdef CONFIG_GRKERNSEC_HIDESYM + .extra1 = &two, +#else .extra1 = &zero, +#endif .extra2 = &two, }, -#endif { .procname = "ngroups_max", .data = &ngroups_max, @@ -960,6 +995,17 @@ static struct ctl_table kern_table[] = { .mode = 0644, .proc_handler = proc_dointvec, }, +#ifdef CONFIG_MODIFY_LDT_SYSCALL + { + .procname = "modify_ldt", + .data = &sysctl_modify_ldt, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = proc_dointvec_minmax_secure_sysadmin, + .extra1 = &zero, + .extra2 = &one, + }, +#endif #endif #if defined(CONFIG_MMU) { @@ -1082,10 +1128,17 @@ static struct ctl_table kern_table[] = { */ { .procname = "perf_event_paranoid", - .data = &sysctl_perf_event_paranoid, - .maxlen = sizeof(sysctl_perf_event_paranoid), + .data = &sysctl_perf_event_legitimately_concerned, + .maxlen = sizeof(sysctl_perf_event_legitimately_concerned), .mode = 0644, - .proc_handler = proc_dointvec, + /* go ahead, be a hero */ + .proc_handler = proc_dointvec_minmax_secure_sysadmin, + .extra1 = &neg_one, +#ifdef CONFIG_GRKERNSEC_PERF_HARDEN + .extra2 = &three, +#else + .extra2 = &two, +#endif }, { .procname = "perf_event_mlock_kb", @@ -1376,6 +1429,13 @@ static struct ctl_table vm_table[] = { .proc_handler = proc_dointvec_minmax, .extra1 = &zero, }, + { + .procname = "heap_stack_gap", + .data = &sysctl_heap_stack_gap, + .maxlen = sizeof(sysctl_heap_stack_gap), + .mode = 0644, + .proc_handler = proc_doulongvec_minmax, + }, #else { .procname = "nr_trim_pages", @@ -1852,6 +1912,16 @@ int proc_dostring(struct ctl_table *table, int write, (char __user *)buffer, lenp, ppos); } +int proc_dostring_modpriv(struct ctl_table *table, int write, + void __user *buffer, size_t *lenp, loff_t *ppos) +{ + if (write && !capable(CAP_SYS_MODULE)) + return -EPERM; + + return _proc_do_string(table->data, table->maxlen, write, + buffer, lenp, ppos); +} + static size_t proc_skip_spaces(char **buf) { size_t ret; @@ -1957,6 +2027,8 @@ static int proc_put_long(void __user **buf, size_t *size, unsigned long val, len = strlen(tmp); if (len > *size) len = *size; + if (len > sizeof(tmp)) + len = sizeof(tmp); if (copy_to_user(*buf, tmp, len)) return -EFAULT; *size -= len; @@ -2135,6 +2207,44 @@ int proc_dointvec(struct ctl_table *table, int write, NULL,NULL); } +static int do_proc_dointvec_conv_secure(bool *negp, unsigned long *lvalp, + int *valp, + int write, void *data) +{ + if (write) { + if (*negp) { + if (*lvalp > (unsigned long) INT_MAX + 1) + return -EINVAL; + pax_open_kernel(); + *valp = -*lvalp; + pax_close_kernel(); + } else { + if (*lvalp > (unsigned long) INT_MAX) + return -EINVAL; + pax_open_kernel(); + *valp = *lvalp; + pax_close_kernel(); + } + } else { + int val = *valp; + if (val < 0) { + *negp = true; + *lvalp = -(unsigned long)val; + } else { + *negp = false; + *lvalp = (unsigned long)val; + } + } + return 0; +} + +int proc_dointvec_secure(struct ctl_table *table, int write, + void __user *buffer, size_t *lenp, loff_t *ppos) +{ + return do_proc_dointvec(table,write,buffer,lenp,ppos, + do_proc_dointvec_conv_secure,NULL); +} + /* * Taint values can only be increased * This means we can safely use a temporary. @@ -2142,7 +2252,7 @@ int proc_dointvec(struct ctl_table *table, int write, static int proc_taint(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { - struct ctl_table t; + ctl_table_no_const t; unsigned long tmptaint = get_taint(); int err; @@ -2170,16 +2280,14 @@ static int proc_taint(struct ctl_table *table, int write, return err; } -#ifdef CONFIG_PRINTK -static int proc_dointvec_minmax_sysadmin(struct ctl_table *table, int write, +static int proc_dointvec_minmax_secure_sysadmin(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { if (write && !capable(CAP_SYS_ADMIN)) return -EPERM; - return proc_dointvec_minmax(table, write, buffer, lenp, ppos); + return proc_dointvec_minmax_secure(table, write, buffer, lenp, ppos); } -#endif struct do_proc_dointvec_minmax_conv_param { int *min; @@ -2210,6 +2318,32 @@ static int do_proc_dointvec_minmax_conv(bool *negp, unsigned long *lvalp, return 0; } +static int do_proc_dointvec_minmax_conv_secure(bool *negp, unsigned long *lvalp, + int *valp, + int write, void *data) +{ + struct do_proc_dointvec_minmax_conv_param *param = data; + if (write) { + int val = *negp ? -*lvalp : *lvalp; + if ((param->min && *param->min > val) || + (param->max && *param->max < val)) + return -EINVAL; + pax_open_kernel(); + *valp = val; + pax_close_kernel(); + } else { + int val = *valp; + if (val < 0) { + *negp = true; + *lvalp = -(unsigned long)val; + } else { + *negp = false; + *lvalp = (unsigned long)val; + } + } + return 0; +} + /** * proc_dointvec_minmax - read a vector of integers with min/max values * @table: the sysctl table @@ -2237,6 +2371,17 @@ int proc_dointvec_minmax(struct ctl_table *table, int write, do_proc_dointvec_minmax_conv, ¶m); } +int proc_dointvec_minmax_secure(struct ctl_table *table, int write, + void __user *buffer, size_t *lenp, loff_t *ppos) +{ + struct do_proc_dointvec_minmax_conv_param param = { + .min = (int *) table->extra1, + .max = (int *) table->extra2, + }; + return do_proc_dointvec(table, write, buffer, lenp, ppos, + do_proc_dointvec_minmax_conv_secure, ¶m); +} + static void validate_coredump_safety(void) { #ifdef CONFIG_COREDUMP @@ -2739,6 +2884,12 @@ int proc_dostring(struct ctl_table *table, int write, return -ENOSYS; } +int proc_dostring_modpriv(struct ctl_table *table, int write, + void __user *buffer, size_t *lenp, loff_t *ppos) +{ + return -ENOSYS; +} + int proc_dointvec(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { @@ -2795,5 +2946,6 @@ EXPORT_SYMBOL(proc_dointvec_minmax); EXPORT_SYMBOL(proc_dointvec_userhz_jiffies); EXPORT_SYMBOL(proc_dointvec_ms_jiffies); EXPORT_SYMBOL(proc_dostring); +EXPORT_SYMBOL(proc_dostring_modpriv); EXPORT_SYMBOL(proc_doulongvec_minmax); EXPORT_SYMBOL(proc_doulongvec_ms_jiffies_minmax); diff --git a/kernel/taskstats.c b/kernel/taskstats.c index 21f82c2..c1984e5 100644 --- a/kernel/taskstats.c +++ b/kernel/taskstats.c @@ -28,9 +28,12 @@ #include <linux/fs.h> #include <linux/file.h> #include <linux/pid_namespace.h> +#include <linux/grsecurity.h> #include <net/genetlink.h> #include <linux/atomic.h> +extern int gr_is_taskstats_denied(int pid); + /* * Maximum length of a cpumask that can be specified in * the TASKSTATS_CMD_ATTR_REGISTER/DEREGISTER_CPUMASK attribute @@ -567,6 +570,9 @@ err: static int taskstats_user_cmd(struct sk_buff *skb, struct genl_info *info) { + if (gr_is_taskstats_denied(current->pid)) + return -EACCES; + if (info->attrs[TASKSTATS_CMD_ATTR_REGISTER_CPUMASK]) return cmd_attr_register_cpumask(info); else if (info->attrs[TASKSTATS_CMD_ATTR_DEREGISTER_CPUMASK]) diff --git a/kernel/time/alarmtimer.c b/kernel/time/alarmtimer.c index 7fbba635..7cc64ae 100644 --- a/kernel/time/alarmtimer.c +++ b/kernel/time/alarmtimer.c @@ -820,7 +820,7 @@ static int __init alarmtimer_init(void) struct platform_device *pdev; int error = 0; int i; - struct k_clock alarm_clock = { + static struct k_clock alarm_clock = { .clock_getres = alarm_clock_getres, .clock_get = alarm_clock_get, .timer_create = alarm_timer_create, diff --git a/kernel/time/posix-cpu-timers.c b/kernel/time/posix-cpu-timers.c index 892e3da..cb71aa5 100644 --- a/kernel/time/posix-cpu-timers.c +++ b/kernel/time/posix-cpu-timers.c @@ -1470,14 +1470,14 @@ struct k_clock clock_posix_cpu = { static __init int init_posix_cpu_timers(void) { - struct k_clock process = { + static struct k_clock process = { .clock_getres = process_cpu_clock_getres, .clock_get = process_cpu_clock_get, .timer_create = process_cpu_timer_create, .nsleep = process_cpu_nsleep, .nsleep_restart = process_cpu_nsleep_restart, }; - struct k_clock thread = { + static struct k_clock thread = { .clock_getres = thread_cpu_clock_getres, .clock_get = thread_cpu_clock_get, .timer_create = thread_cpu_timer_create, diff --git a/kernel/time/posix-timers.c b/kernel/time/posix-timers.c index 31d11ac..5a3bb13 100644 --- a/kernel/time/posix-timers.c +++ b/kernel/time/posix-timers.c @@ -43,6 +43,7 @@ #include <linux/hash.h> #include <linux/posix-clock.h> #include <linux/posix-timers.h> +#include <linux/grsecurity.h> #include <linux/syscalls.h> #include <linux/wait.h> #include <linux/workqueue.h> @@ -124,7 +125,7 @@ static DEFINE_SPINLOCK(hash_lock); * which we beg off on and pass to do_sys_settimeofday(). */ -static struct k_clock posix_clocks[MAX_CLOCKS]; +static struct k_clock *posix_clocks[MAX_CLOCKS]; /* * These ones are defined below. @@ -284,7 +285,7 @@ static int posix_get_hrtimer_res(clockid_t which_clock, struct timespec *tp) */ static __init int init_posix_timers(void) { - struct k_clock clock_realtime = { + static struct k_clock clock_realtime = { .clock_getres = posix_get_hrtimer_res, .clock_get = posix_clock_realtime_get, .clock_set = posix_clock_realtime_set, @@ -296,7 +297,7 @@ static __init int init_posix_timers(void) .timer_get = common_timer_get, .timer_del = common_timer_del, }; - struct k_clock clock_monotonic = { + static struct k_clock clock_monotonic = { .clock_getres = posix_get_hrtimer_res, .clock_get = posix_ktime_get_ts, .nsleep = common_nsleep, @@ -306,19 +307,19 @@ static __init int init_posix_timers(void) .timer_get = common_timer_get, .timer_del = common_timer_del, }; - struct k_clock clock_monotonic_raw = { + static struct k_clock clock_monotonic_raw = { .clock_getres = posix_get_hrtimer_res, .clock_get = posix_get_monotonic_raw, }; - struct k_clock clock_realtime_coarse = { + static struct k_clock clock_realtime_coarse = { .clock_getres = posix_get_coarse_res, .clock_get = posix_get_realtime_coarse, }; - struct k_clock clock_monotonic_coarse = { + static struct k_clock clock_monotonic_coarse = { .clock_getres = posix_get_coarse_res, .clock_get = posix_get_monotonic_coarse, }; - struct k_clock clock_tai = { + static struct k_clock clock_tai = { .clock_getres = posix_get_hrtimer_res, .clock_get = posix_get_tai, .nsleep = common_nsleep, @@ -328,7 +329,7 @@ static __init int init_posix_timers(void) .timer_get = common_timer_get, .timer_del = common_timer_del, }; - struct k_clock clock_boottime = { + static struct k_clock clock_boottime = { .clock_getres = posix_get_hrtimer_res, .clock_get = posix_get_boottime, .nsleep = common_nsleep, @@ -540,7 +541,7 @@ void posix_timers_register_clock(const clockid_t clock_id, return; } - posix_clocks[clock_id] = *new_clock; + posix_clocks[clock_id] = new_clock; } EXPORT_SYMBOL_GPL(posix_timers_register_clock); @@ -586,9 +587,9 @@ static struct k_clock *clockid_to_kclock(const clockid_t id) return (id & CLOCKFD_MASK) == CLOCKFD ? &clock_posix_dynamic : &clock_posix_cpu; - if (id >= MAX_CLOCKS || !posix_clocks[id].clock_getres) + if (id >= MAX_CLOCKS || !posix_clocks[id] || !posix_clocks[id]->clock_getres) return NULL; - return &posix_clocks[id]; + return posix_clocks[id]; } static int common_timer_create(struct k_itimer *new_timer) @@ -606,7 +607,7 @@ SYSCALL_DEFINE3(timer_create, const clockid_t, which_clock, struct k_clock *kc = clockid_to_kclock(which_clock); struct k_itimer *new_timer; int error, new_timer_id; - sigevent_t event; + sigevent_t event = { }; int it_id_set = IT_ID_NOT_SET; if (!kc) @@ -1021,6 +1022,13 @@ SYSCALL_DEFINE2(clock_settime, const clockid_t, which_clock, if (copy_from_user(&new_tp, tp, sizeof (*tp))) return -EFAULT; + /* only the CLOCK_REALTIME clock can be set, all other clocks + have their clock_set fptr set to a nosettime dummy function + CLOCK_REALTIME has a NULL clock_set fptr which causes it to + call common_clock_set, which calls do_sys_settimeofday, which + we hook + */ + return kc->clock_set(which_clock, &new_tp); } diff --git a/kernel/time/time.c b/kernel/time/time.c index 86751c6..7875536 100644 --- a/kernel/time/time.c +++ b/kernel/time/time.c @@ -177,6 +177,11 @@ int do_sys_settimeofday(const struct timespec *tv, const struct timezone *tz) if (tz->tz_minuteswest > 15*60 || tz->tz_minuteswest < -15*60) return -EINVAL; + /* we log in do_settimeofday called below, so don't log twice + */ + if (!tv) + gr_log_timechange(); + sys_tz = *tz; update_vsyscall_tz(); if (firsttime) { diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c index 44d2cc0..337ccab 100644 --- a/kernel/time/timekeeping.c +++ b/kernel/time/timekeeping.c @@ -15,6 +15,7 @@ #include <linux/init.h> #include <linux/mm.h> #include <linux/sched.h> +#include <linux/grsecurity.h> #include <linux/syscore_ops.h> #include <linux/clocksource.h> #include <linux/jiffies.h> @@ -916,6 +917,8 @@ int do_settimeofday64(const struct timespec64 *ts) if (!timespec64_valid_strict(ts)) return -EINVAL; + gr_log_timechange(); + raw_spin_lock_irqsave(&timekeeper_lock, flags); write_seqcount_begin(&tk_core.seq); diff --git a/kernel/time/timer.c b/kernel/time/timer.c index 84190f0..6f4ccad 100644 --- a/kernel/time/timer.c +++ b/kernel/time/timer.c @@ -1406,7 +1406,7 @@ void update_process_times(int user_tick) /* * This function runs timers and the timer-tq in bottom half context. */ -static void run_timer_softirq(struct softirq_action *h) +static __latent_entropy void run_timer_softirq(void) { struct tvec_base *base = this_cpu_ptr(&tvec_bases); diff --git a/kernel/time/timer_list.c b/kernel/time/timer_list.c index f75e35b..f488695 100644 --- a/kernel/time/timer_list.c +++ b/kernel/time/timer_list.c @@ -50,12 +50,16 @@ static void SEQ_printf(struct seq_file *m, const char *fmt, ...) static void print_name_offset(struct seq_file *m, void *sym) { +#ifdef CONFIG_GRKERNSEC_HIDESYM + SEQ_printf(m, "<%p>", NULL); +#else char symname[KSYM_NAME_LEN]; if (lookup_symbol_name((unsigned long)sym, symname) < 0) SEQ_printf(m, "<%pK>", sym); else SEQ_printf(m, "%s", symname); +#endif } static void @@ -124,11 +128,14 @@ next_one: static void print_base(struct seq_file *m, struct hrtimer_clock_base *base, u64 now) { +#ifdef CONFIG_GRKERNSEC_HIDESYM + SEQ_printf(m, " .base: %p\n", NULL); +#else SEQ_printf(m, " .base: %pK\n", base); +#endif SEQ_printf(m, " .index: %d\n", base->index); SEQ_printf(m, " .resolution: %u nsecs\n", (unsigned) hrtimer_resolution); - SEQ_printf(m, " .get_time: "); print_name_offset(m, base->get_time); SEQ_printf(m, "\n"); @@ -393,7 +400,11 @@ static int __init init_timer_list_procfs(void) { struct proc_dir_entry *pe; +#ifdef CONFIG_GRKERNSEC_PROC_ADD + pe = proc_create("timer_list", 0400, NULL, &timer_list_fops); +#else pe = proc_create("timer_list", 0444, NULL, &timer_list_fops); +#endif if (!pe) return -ENOMEM; return 0; diff --git a/kernel/time/timer_stats.c b/kernel/time/timer_stats.c index 1adecb4..b4fb631 100644 --- a/kernel/time/timer_stats.c +++ b/kernel/time/timer_stats.c @@ -116,7 +116,7 @@ static ktime_t time_start, time_stop; static unsigned long nr_entries; static struct entry entries[MAX_ENTRIES]; -static atomic_t overflow_count; +static atomic_unchecked_t overflow_count; /* * The entries are in a hash-table, for fast lookup: @@ -140,7 +140,7 @@ static void reset_entries(void) nr_entries = 0; memset(entries, 0, sizeof(entries)); memset(tstat_hash_table, 0, sizeof(tstat_hash_table)); - atomic_set(&overflow_count, 0); + atomic_set_unchecked(&overflow_count, 0); } static struct entry *alloc_entry(void) @@ -261,7 +261,7 @@ void timer_stats_update_stats(void *timer, pid_t pid, void *startf, if (likely(entry)) entry->count++; else - atomic_inc(&overflow_count); + atomic_inc_unchecked(&overflow_count); out_unlock: raw_spin_unlock_irqrestore(lock, flags); @@ -269,12 +269,16 @@ void timer_stats_update_stats(void *timer, pid_t pid, void *startf, static void print_name_offset(struct seq_file *m, unsigned long addr) { +#ifdef CONFIG_GRKERNSEC_HIDESYM + seq_printf(m, "<%p>", NULL); +#else char symname[KSYM_NAME_LEN]; if (lookup_symbol_name(addr, symname) < 0) - seq_printf(m, "<%p>", (void *)addr); + seq_printf(m, "<%pK>", (void *)addr); else seq_printf(m, "%s", symname); +#endif } static int tstats_show(struct seq_file *m, void *v) @@ -300,8 +304,8 @@ static int tstats_show(struct seq_file *m, void *v) seq_puts(m, "Timer Stats Version: v0.3\n"); seq_printf(m, "Sample period: %ld.%03ld s\n", period.tv_sec, ms); - if (atomic_read(&overflow_count)) - seq_printf(m, "Overflow: %d entries\n", atomic_read(&overflow_count)); + if (atomic_read_unchecked(&overflow_count)) + seq_printf(m, "Overflow: %d entries\n", atomic_read_unchecked(&overflow_count)); seq_printf(m, "Collection: %s\n", timer_stats_active ? "active" : "inactive"); for (i = 0; i < nr_entries; i++) { @@ -417,7 +421,11 @@ static int __init init_tstats_procfs(void) { struct proc_dir_entry *pe; +#ifdef CONFIG_GRKERNSEC_PROC_ADD + pe = proc_create("timer_stats", 0600, NULL, &tstats_fops); +#else pe = proc_create("timer_stats", 0644, NULL, &tstats_fops); +#endif if (!pe) return -ENOMEM; return 0; diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig index 1153c43..32fada6 100644 --- a/kernel/trace/Kconfig +++ b/kernel/trace/Kconfig @@ -120,6 +120,7 @@ config TRACING_SUPPORT # irqflags tracing for your architecture. depends on TRACE_IRQFLAGS_SUPPORT || PPC32 depends on STACKTRACE_SUPPORT + depends on !GRKERNSEC_KMEM default y if TRACING_SUPPORT @@ -378,6 +379,7 @@ config BLK_DEV_IO_TRACE depends on BLOCK select RELAY select DEBUG_FS + depends on !GRKERNSEC_KMEM select TRACEPOINTS select GENERIC_TRACER select STACKTRACE diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c index 90e72a0..a155f16 100644 --- a/kernel/trace/blktrace.c +++ b/kernel/trace/blktrace.c @@ -328,7 +328,7 @@ static ssize_t blk_dropped_read(struct file *filp, char __user *buffer, struct blk_trace *bt = filp->private_data; char buf[16]; - snprintf(buf, sizeof(buf), "%u\n", atomic_read(&bt->dropped)); + snprintf(buf, sizeof(buf), "%u\n", atomic_read_unchecked(&bt->dropped)); return simple_read_from_buffer(buffer, count, ppos, buf, strlen(buf)); } @@ -386,7 +386,7 @@ static int blk_subbuf_start_callback(struct rchan_buf *buf, void *subbuf, return 1; bt = buf->chan->private_data; - atomic_inc(&bt->dropped); + atomic_inc_unchecked(&bt->dropped); return 0; } @@ -485,7 +485,7 @@ int do_blk_trace_setup(struct request_queue *q, char *name, dev_t dev, bt->dir = dir; bt->dev = dev; - atomic_set(&bt->dropped, 0); + atomic_set_unchecked(&bt->dropped, 0); INIT_LIST_HEAD(&bt->running_list); ret = -EIO; diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index b0623ac..73379bc 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -2418,12 +2418,17 @@ ftrace_code_disable(struct module *mod, struct dyn_ftrace *rec) if (unlikely(ftrace_disabled)) return 0; + ret = ftrace_arch_code_modify_prepare(); + FTRACE_WARN_ON(ret); + if (ret) + return 0; + ret = ftrace_make_nop(mod, rec, MCOUNT_ADDR); + FTRACE_WARN_ON(ftrace_arch_code_modify_post_process()); if (ret) { ftrace_bug(ret, rec); - return 0; } - return 1; + return ret ? 0 : 1; } /* @@ -4812,8 +4817,10 @@ static int ftrace_process_locs(struct module *mod, if (!count) return 0; + pax_open_kernel(); sort(start, count, sizeof(*start), ftrace_cmp_ips, ftrace_swap_ips); + pax_close_kernel(); start_pg = ftrace_allocate_pages(count); if (!start_pg) @@ -5680,7 +5687,7 @@ static int alloc_retstack_tasklist(struct ftrace_ret_stack **ret_stack_list) if (t->ret_stack == NULL) { atomic_set(&t->tracing_graph_pause, 0); - atomic_set(&t->trace_overrun, 0); + atomic_set_unchecked(&t->trace_overrun, 0); t->curr_ret_stack = -1; /* Make sure the tasks see the -1 first: */ smp_wmb(); @@ -5903,7 +5910,7 @@ static void graph_init_task(struct task_struct *t, struct ftrace_ret_stack *ret_stack) { atomic_set(&t->tracing_graph_pause, 0); - atomic_set(&t->trace_overrun, 0); + atomic_set_unchecked(&t->trace_overrun, 0); t->ftrace_timestamp = 0; /* make curr_ret_stack visible before we add the ret_stack */ smp_wmb(); diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index fc347f8..4301ecb 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c @@ -296,9 +296,9 @@ struct buffer_data_page { */ struct buffer_page { struct list_head list; /* list of buffer pages */ - local_t write; /* index for next write */ + local_unchecked_t write; /* index for next write */ unsigned read; /* index for next read */ - local_t entries; /* entries on this page */ + local_unchecked_t entries; /* entries on this page */ unsigned long real_end; /* real end of data */ struct buffer_data_page *page; /* Actual data page */ }; @@ -448,11 +448,11 @@ struct ring_buffer_per_cpu { unsigned long last_overrun; local_t entries_bytes; local_t entries; - local_t overrun; - local_t commit_overrun; - local_t dropped_events; + local_unchecked_t overrun; + local_unchecked_t commit_overrun; + local_unchecked_t dropped_events; local_t committing; - local_t commits; + local_unchecked_t commits; unsigned long read; unsigned long read_bytes; u64 write_stamp; @@ -1022,8 +1022,8 @@ static int rb_tail_page_update(struct ring_buffer_per_cpu *cpu_buffer, * * We add a counter to the write field to denote this. */ - old_write = local_add_return(RB_WRITE_INTCNT, &next_page->write); - old_entries = local_add_return(RB_WRITE_INTCNT, &next_page->entries); + old_write = local_add_return_unchecked(RB_WRITE_INTCNT, &next_page->write); + old_entries = local_add_return_unchecked(RB_WRITE_INTCNT, &next_page->entries); /* * Just make sure we have seen our old_write and synchronize @@ -1051,8 +1051,8 @@ static int rb_tail_page_update(struct ring_buffer_per_cpu *cpu_buffer, * cmpxchg to only update if an interrupt did not already * do it for us. If the cmpxchg fails, we don't care. */ - (void)local_cmpxchg(&next_page->write, old_write, val); - (void)local_cmpxchg(&next_page->entries, old_entries, eval); + (void)local_cmpxchg_unchecked(&next_page->write, old_write, val); + (void)local_cmpxchg_unchecked(&next_page->entries, old_entries, eval); /* * No need to worry about races with clearing out the commit. @@ -1420,12 +1420,12 @@ static void rb_reset_cpu(struct ring_buffer_per_cpu *cpu_buffer); static inline unsigned long rb_page_entries(struct buffer_page *bpage) { - return local_read(&bpage->entries) & RB_WRITE_MASK; + return local_read_unchecked(&bpage->entries) & RB_WRITE_MASK; } static inline unsigned long rb_page_write(struct buffer_page *bpage) { - return local_read(&bpage->write) & RB_WRITE_MASK; + return local_read_unchecked(&bpage->write) & RB_WRITE_MASK; } static int @@ -1520,7 +1520,7 @@ rb_remove_pages(struct ring_buffer_per_cpu *cpu_buffer, unsigned int nr_pages) * bytes consumed in ring buffer from here. * Increment overrun to account for the lost events. */ - local_add(page_entries, &cpu_buffer->overrun); + local_add_unchecked(page_entries, &cpu_buffer->overrun); local_sub(BUF_PAGE_SIZE, &cpu_buffer->entries_bytes); } @@ -1957,7 +1957,7 @@ rb_handle_head_page(struct ring_buffer_per_cpu *cpu_buffer, * it is our responsibility to update * the counters. */ - local_add(entries, &cpu_buffer->overrun); + local_add_unchecked(entries, &cpu_buffer->overrun); local_sub(BUF_PAGE_SIZE, &cpu_buffer->entries_bytes); /* @@ -2091,7 +2091,7 @@ rb_reset_tail(struct ring_buffer_per_cpu *cpu_buffer, if (tail == BUF_PAGE_SIZE) tail_page->real_end = 0; - local_sub(length, &tail_page->write); + local_sub_unchecked(length, &tail_page->write); return; } @@ -2126,7 +2126,7 @@ rb_reset_tail(struct ring_buffer_per_cpu *cpu_buffer, rb_event_set_padding(event); /* Set the write back to the previous setting */ - local_sub(length, &tail_page->write); + local_sub_unchecked(length, &tail_page->write); return; } @@ -2138,7 +2138,7 @@ rb_reset_tail(struct ring_buffer_per_cpu *cpu_buffer, /* Set write to end of buffer */ length = (tail + length) - BUF_PAGE_SIZE; - local_sub(length, &tail_page->write); + local_sub_unchecked(length, &tail_page->write); } /* @@ -2165,7 +2165,7 @@ rb_move_tail(struct ring_buffer_per_cpu *cpu_buffer, * about it. */ if (unlikely(next_page == commit_page)) { - local_inc(&cpu_buffer->commit_overrun); + local_inc_unchecked(&cpu_buffer->commit_overrun); goto out_reset; } @@ -2195,7 +2195,7 @@ rb_move_tail(struct ring_buffer_per_cpu *cpu_buffer, * this is easy, just stop here. */ if (!(buffer->flags & RB_FL_OVERWRITE)) { - local_inc(&cpu_buffer->dropped_events); + local_inc_unchecked(&cpu_buffer->dropped_events); goto out_reset; } @@ -2221,7 +2221,7 @@ rb_move_tail(struct ring_buffer_per_cpu *cpu_buffer, cpu_buffer->tail_page) && (cpu_buffer->commit_page == cpu_buffer->reader_page))) { - local_inc(&cpu_buffer->commit_overrun); + local_inc_unchecked(&cpu_buffer->commit_overrun); goto out_reset; } } @@ -2372,7 +2372,7 @@ rb_try_to_discard(struct ring_buffer_per_cpu *cpu_buffer, if (bpage->page == (void *)addr && rb_page_write(bpage) == old_index) { unsigned long write_mask = - local_read(&bpage->write) & ~RB_WRITE_MASK; + local_read_unchecked(&bpage->write) & ~RB_WRITE_MASK; unsigned long event_length = rb_event_length(event); /* * This is on the tail page. It is possible that @@ -2382,7 +2382,7 @@ rb_try_to_discard(struct ring_buffer_per_cpu *cpu_buffer, */ old_index += write_mask; new_index += write_mask; - index = local_cmpxchg(&bpage->write, old_index, new_index); + index = local_cmpxchg_unchecked(&bpage->write, old_index, new_index); if (index == old_index) { /* update counters */ local_sub(event_length, &cpu_buffer->entries_bytes); @@ -2397,7 +2397,7 @@ rb_try_to_discard(struct ring_buffer_per_cpu *cpu_buffer, static void rb_start_commit(struct ring_buffer_per_cpu *cpu_buffer) { local_inc(&cpu_buffer->committing); - local_inc(&cpu_buffer->commits); + local_inc_unchecked(&cpu_buffer->commits); } static void @@ -2462,7 +2462,7 @@ static inline void rb_end_commit(struct ring_buffer_per_cpu *cpu_buffer) return; again: - commits = local_read(&cpu_buffer->commits); + commits = local_read_unchecked(&cpu_buffer->commits); /* synchronize with interrupts */ barrier(); if (local_read(&cpu_buffer->committing) == 1) @@ -2478,7 +2478,7 @@ static inline void rb_end_commit(struct ring_buffer_per_cpu *cpu_buffer) * updating of the commit page and the clearing of the * committing counter. */ - if (unlikely(local_read(&cpu_buffer->commits) != commits) && + if (unlikely(local_read_unchecked(&cpu_buffer->commits) != commits) && !local_read(&cpu_buffer->committing)) { local_inc(&cpu_buffer->committing); goto again; @@ -2706,7 +2706,7 @@ __rb_reserve_next(struct ring_buffer_per_cpu *cpu_buffer, info->length += RB_LEN_TIME_EXTEND; tail_page = info->tail_page = cpu_buffer->tail_page; - write = local_add_return(info->length, &tail_page->write); + write = local_add_return_unchecked(info->length, &tail_page->write); /* set write to only the index of the write */ write &= RB_WRITE_MASK; @@ -2729,7 +2729,7 @@ __rb_reserve_next(struct ring_buffer_per_cpu *cpu_buffer, kmemcheck_annotate_bitfield(event, bitfield); rb_update_event(cpu_buffer, event, info); - local_inc(&tail_page->entries); + local_inc_unchecked(&tail_page->entries); /* * If this is the first commit on the page, then update @@ -2766,7 +2766,7 @@ rb_reserve_next_event(struct ring_buffer *buffer, barrier(); if (unlikely(ACCESS_ONCE(cpu_buffer->buffer) != buffer)) { local_dec(&cpu_buffer->committing); - local_dec(&cpu_buffer->commits); + local_dec_unchecked(&cpu_buffer->commits); return NULL; } #endif @@ -2892,7 +2892,7 @@ rb_decrement_entry(struct ring_buffer_per_cpu *cpu_buffer, /* Do the likely case first */ if (likely(bpage->page == (void *)addr)) { - local_dec(&bpage->entries); + local_dec_unchecked(&bpage->entries); return; } @@ -2904,7 +2904,7 @@ rb_decrement_entry(struct ring_buffer_per_cpu *cpu_buffer, start = bpage; do { if (bpage->page == (void *)addr) { - local_dec(&bpage->entries); + local_dec_unchecked(&bpage->entries); return; } rb_inc_page(cpu_buffer, &bpage); @@ -3192,7 +3192,7 @@ static inline unsigned long rb_num_of_entries(struct ring_buffer_per_cpu *cpu_buffer) { return local_read(&cpu_buffer->entries) - - (local_read(&cpu_buffer->overrun) + cpu_buffer->read); + (local_read_unchecked(&cpu_buffer->overrun) + cpu_buffer->read); } /** @@ -3281,7 +3281,7 @@ unsigned long ring_buffer_overrun_cpu(struct ring_buffer *buffer, int cpu) return 0; cpu_buffer = buffer->buffers[cpu]; - ret = local_read(&cpu_buffer->overrun); + ret = local_read_unchecked(&cpu_buffer->overrun); return ret; } @@ -3304,7 +3304,7 @@ ring_buffer_commit_overrun_cpu(struct ring_buffer *buffer, int cpu) return 0; cpu_buffer = buffer->buffers[cpu]; - ret = local_read(&cpu_buffer->commit_overrun); + ret = local_read_unchecked(&cpu_buffer->commit_overrun); return ret; } @@ -3326,7 +3326,7 @@ ring_buffer_dropped_events_cpu(struct ring_buffer *buffer, int cpu) return 0; cpu_buffer = buffer->buffers[cpu]; - ret = local_read(&cpu_buffer->dropped_events); + ret = local_read_unchecked(&cpu_buffer->dropped_events); return ret; } @@ -3389,7 +3389,7 @@ unsigned long ring_buffer_overruns(struct ring_buffer *buffer) /* if you care about this being correct, lock the buffer */ for_each_buffer_cpu(buffer, cpu) { cpu_buffer = buffer->buffers[cpu]; - overruns += local_read(&cpu_buffer->overrun); + overruns += local_read_unchecked(&cpu_buffer->overrun); } return overruns; @@ -3560,8 +3560,8 @@ rb_get_reader_page(struct ring_buffer_per_cpu *cpu_buffer) /* * Reset the reader page to size zero. */ - local_set(&cpu_buffer->reader_page->write, 0); - local_set(&cpu_buffer->reader_page->entries, 0); + local_set_unchecked(&cpu_buffer->reader_page->write, 0); + local_set_unchecked(&cpu_buffer->reader_page->entries, 0); local_set(&cpu_buffer->reader_page->page->commit, 0); cpu_buffer->reader_page->real_end = 0; @@ -3595,7 +3595,7 @@ rb_get_reader_page(struct ring_buffer_per_cpu *cpu_buffer) * want to compare with the last_overrun. */ smp_mb(); - overwrite = local_read(&(cpu_buffer->overrun)); + overwrite = local_read_unchecked(&(cpu_buffer->overrun)); /* * Here's the tricky part. @@ -4177,8 +4177,8 @@ rb_reset_cpu(struct ring_buffer_per_cpu *cpu_buffer) cpu_buffer->head_page = list_entry(cpu_buffer->pages, struct buffer_page, list); - local_set(&cpu_buffer->head_page->write, 0); - local_set(&cpu_buffer->head_page->entries, 0); + local_set_unchecked(&cpu_buffer->head_page->write, 0); + local_set_unchecked(&cpu_buffer->head_page->entries, 0); local_set(&cpu_buffer->head_page->page->commit, 0); cpu_buffer->head_page->read = 0; @@ -4188,18 +4188,18 @@ rb_reset_cpu(struct ring_buffer_per_cpu *cpu_buffer) INIT_LIST_HEAD(&cpu_buffer->reader_page->list); INIT_LIST_HEAD(&cpu_buffer->new_pages); - local_set(&cpu_buffer->reader_page->write, 0); - local_set(&cpu_buffer->reader_page->entries, 0); + local_set_unchecked(&cpu_buffer->reader_page->write, 0); + local_set_unchecked(&cpu_buffer->reader_page->entries, 0); local_set(&cpu_buffer->reader_page->page->commit, 0); cpu_buffer->reader_page->read = 0; local_set(&cpu_buffer->entries_bytes, 0); - local_set(&cpu_buffer->overrun, 0); - local_set(&cpu_buffer->commit_overrun, 0); - local_set(&cpu_buffer->dropped_events, 0); + local_set_unchecked(&cpu_buffer->overrun, 0); + local_set_unchecked(&cpu_buffer->commit_overrun, 0); + local_set_unchecked(&cpu_buffer->dropped_events, 0); local_set(&cpu_buffer->entries, 0); local_set(&cpu_buffer->committing, 0); - local_set(&cpu_buffer->commits, 0); + local_set_unchecked(&cpu_buffer->commits, 0); cpu_buffer->read = 0; cpu_buffer->read_bytes = 0; @@ -4589,8 +4589,8 @@ int ring_buffer_read_page(struct ring_buffer *buffer, rb_init_page(bpage); bpage = reader->page; reader->page = *data_page; - local_set(&reader->write, 0); - local_set(&reader->entries, 0); + local_set_unchecked(&reader->write, 0); + local_set_unchecked(&reader->entries, 0); reader->read = 0; *data_page = bpage; diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 6e79408..bc64ae3 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -3539,7 +3539,7 @@ int trace_keep_overwrite(struct tracer *tracer, u32 mask, int set) return 0; } -int set_tracer_flag(struct trace_array *tr, unsigned int mask, int enabled) +int set_tracer_flag(struct trace_array *tr, unsigned long mask, int enabled) { /* do nothing if flag is already set */ if (!!(trace_flags & mask) == !!enabled) diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h index 74bde81..f9abfd4 100644 --- a/kernel/trace/trace.h +++ b/kernel/trace/trace.h @@ -1272,7 +1272,7 @@ extern const char *__stop___tracepoint_str[]; void trace_printk_init_buffers(void); void trace_printk_start_comm(void); int trace_keep_overwrite(struct tracer *tracer, u32 mask, int set); -int set_tracer_flag(struct trace_array *tr, unsigned int mask, int enabled); +int set_tracer_flag(struct trace_array *tr, unsigned long mask, int enabled); /* * Normal trace_printk() and friends allocates special buffers diff --git a/kernel/trace/trace_clock.c b/kernel/trace/trace_clock.c index 0f06532..247c8e7 100644 --- a/kernel/trace/trace_clock.c +++ b/kernel/trace/trace_clock.c @@ -127,7 +127,7 @@ u64 notrace trace_clock_global(void) } EXPORT_SYMBOL_GPL(trace_clock_global); -static atomic64_t trace_counter; +static atomic64_unchecked_t trace_counter; /* * trace_clock_counter(): simply an atomic counter. @@ -136,5 +136,5 @@ static atomic64_t trace_counter; */ u64 notrace trace_clock_counter(void) { - return atomic64_add_return(1, &trace_counter); + return atomic64_inc_return_unchecked(&trace_counter); } diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c index 7ca09cd..bda797e 100644 --- a/kernel/trace/trace_events.c +++ b/kernel/trace/trace_events.c @@ -1909,7 +1909,6 @@ __trace_early_add_new_event(struct trace_event_call *call, return 0; } -struct ftrace_module_file_ops; static void __add_event_to_tracers(struct trace_event_call *call); /* Add an additional event_call dynamically */ diff --git a/kernel/trace/trace_functions_graph.c b/kernel/trace/trace_functions_graph.c index ca98445..53a8094 100644 --- a/kernel/trace/trace_functions_graph.c +++ b/kernel/trace/trace_functions_graph.c @@ -132,7 +132,7 @@ ftrace_push_return_trace(unsigned long ret, unsigned long func, int *depth, /* The return trace stack is full */ if (current->curr_ret_stack == FTRACE_RETFUNC_DEPTH - 1) { - atomic_inc(¤t->trace_overrun); + atomic_inc_unchecked(¤t->trace_overrun); return -EBUSY; } @@ -229,7 +229,7 @@ ftrace_pop_return_trace(struct ftrace_graph_ret *trace, unsigned long *ret, *ret = current->ret_stack[index].ret; trace->func = current->ret_stack[index].func; trace->calltime = current->ret_stack[index].calltime; - trace->overrun = atomic_read(¤t->trace_overrun); + trace->overrun = atomic_read_unchecked(¤t->trace_overrun); trace->depth = index; } diff --git a/kernel/trace/trace_mmiotrace.c b/kernel/trace/trace_mmiotrace.c index 638e110..99b73b2 100644 --- a/kernel/trace/trace_mmiotrace.c +++ b/kernel/trace/trace_mmiotrace.c @@ -24,7 +24,7 @@ struct header_iter { static struct trace_array *mmio_trace_array; static bool overrun_detected; static unsigned long prev_overruns; -static atomic_t dropped_count; +static atomic_unchecked_t dropped_count; static void mmio_reset_data(struct trace_array *tr) { @@ -124,7 +124,7 @@ static void mmio_close(struct trace_iterator *iter) static unsigned long count_overruns(struct trace_iterator *iter) { - unsigned long cnt = atomic_xchg(&dropped_count, 0); + unsigned long cnt = atomic_xchg_unchecked(&dropped_count, 0); unsigned long over = ring_buffer_overruns(iter->trace_buffer->buffer); if (over > prev_overruns) @@ -307,7 +307,7 @@ static void __trace_mmiotrace_rw(struct trace_array *tr, event = trace_buffer_lock_reserve(buffer, TRACE_MMIO_RW, sizeof(*entry), 0, pc); if (!event) { - atomic_inc(&dropped_count); + atomic_inc_unchecked(&dropped_count); return; } entry = ring_buffer_event_data(event); @@ -337,7 +337,7 @@ static void __trace_mmiotrace_map(struct trace_array *tr, event = trace_buffer_lock_reserve(buffer, TRACE_MMIO_MAP, sizeof(*entry), 0, pc); if (!event) { - atomic_inc(&dropped_count); + atomic_inc_unchecked(&dropped_count); return; } entry = ring_buffer_event_data(event); diff --git a/kernel/trace/trace_output.c b/kernel/trace/trace_output.c index 8e481a8..a90b4ad 100644 --- a/kernel/trace/trace_output.c +++ b/kernel/trace/trace_output.c @@ -754,14 +754,16 @@ int register_trace_event(struct trace_event *event) goto out; } + pax_open_kernel(); if (event->funcs->trace == NULL) - event->funcs->trace = trace_nop_print; + *(void **)&event->funcs->trace = trace_nop_print; if (event->funcs->raw == NULL) - event->funcs->raw = trace_nop_print; + *(void **)&event->funcs->raw = trace_nop_print; if (event->funcs->hex == NULL) - event->funcs->hex = trace_nop_print; + *(void **)&event->funcs->hex = trace_nop_print; if (event->funcs->binary == NULL) - event->funcs->binary = trace_nop_print; + *(void **)&event->funcs->binary = trace_nop_print; + pax_close_kernel(); key = event->type & (EVENT_HASHSIZE - 1); diff --git a/kernel/trace/trace_printk.c b/kernel/trace/trace_printk.c index 36c1455..2dbffe2 100644 --- a/kernel/trace/trace_printk.c +++ b/kernel/trace/trace_printk.c @@ -267,6 +267,7 @@ static const char **find_next(void *v, loff_t *pos) if (*pos < last_index + start_index) return __start___tracepoint_str + (*pos - last_index); + start_index += last_index; return find_next_mod_format(start_index, v, fmt, pos); } diff --git a/kernel/trace/trace_seq.c b/kernel/trace/trace_seq.c index e694c9f..6775a38 100644 --- a/kernel/trace/trace_seq.c +++ b/kernel/trace/trace_seq.c @@ -337,7 +337,7 @@ int trace_seq_path(struct trace_seq *s, const struct path *path) return 0; } - seq_buf_path(&s->seq, path, "\n"); + seq_buf_path(&s->seq, path, "\n\\"); if (unlikely(seq_buf_has_overflowed(&s->seq))) { s->seq.len = save_len; diff --git a/kernel/trace/trace_stack.c b/kernel/trace/trace_stack.c index 8abf1ba..695c0c4 100644 --- a/kernel/trace/trace_stack.c +++ b/kernel/trace/trace_stack.c @@ -82,7 +82,7 @@ check_stack(unsigned long ip, unsigned long *stack) return; /* we do not handle interrupt stacks yet */ - if (!object_is_on_stack(stack)) + if (!object_starts_on_stack(stack)) return; /* Can't do this from NMI context (can cause deadlocks) */ diff --git a/kernel/trace/trace_syscalls.c b/kernel/trace/trace_syscalls.c index 7d567a4..407a28d 100644 --- a/kernel/trace/trace_syscalls.c +++ b/kernel/trace/trace_syscalls.c @@ -590,6 +590,8 @@ static int perf_sysenter_enable(struct trace_event_call *call) int num; num = ((struct syscall_metadata *)call->data)->syscall_nr; + if (WARN_ON_ONCE(num < 0 || num >= NR_syscalls)) + return -EINVAL; mutex_lock(&syscall_trace_lock); if (!sys_perf_refcount_enter) @@ -610,6 +612,8 @@ static void perf_sysenter_disable(struct trace_event_call *call) int num; num = ((struct syscall_metadata *)call->data)->syscall_nr; + if (WARN_ON_ONCE(num < 0 || num >= NR_syscalls)) + return; mutex_lock(&syscall_trace_lock); sys_perf_refcount_enter--; @@ -662,6 +666,8 @@ static int perf_sysexit_enable(struct trace_event_call *call) int num; num = ((struct syscall_metadata *)call->data)->syscall_nr; + if (WARN_ON_ONCE(num < 0 || num >= NR_syscalls)) + return -EINVAL; mutex_lock(&syscall_trace_lock); if (!sys_perf_refcount_exit) @@ -682,6 +688,8 @@ static void perf_sysexit_disable(struct trace_event_call *call) int num; num = ((struct syscall_metadata *)call->data)->syscall_nr; + if (WARN_ON_ONCE(num < 0 || num >= NR_syscalls)) + return; mutex_lock(&syscall_trace_lock); sys_perf_refcount_exit--; diff --git a/kernel/user.c b/kernel/user.c index b069ccb..c59fe26 100644 --- a/kernel/user.c +++ b/kernel/user.c @@ -127,8 +127,8 @@ static struct user_struct *uid_hash_find(kuid_t uid, struct hlist_head *hashent) * IRQ state (as stored in flags) is restored and uidhash_lock released * upon function exit. */ +static void free_user(struct user_struct *up, unsigned long flags) __releases(&uidhash_lock); static void free_user(struct user_struct *up, unsigned long flags) - __releases(&uidhash_lock) { uid_hash_remove(up); spin_unlock_irqrestore(&uidhash_lock, flags); diff --git a/kernel/user_namespace.c b/kernel/user_namespace.c index 88fefa6..d1e2bd7 100644 --- a/kernel/user_namespace.c +++ b/kernel/user_namespace.c @@ -84,6 +84,21 @@ int create_user_ns(struct cred *new) !kgid_has_mapping(parent_ns, group)) return -EPERM; +#ifdef CONFIG_GRKERNSEC + /* + * This doesn't really inspire confidence: + * http://marc.info/?l=linux-kernel&m=135543612731939&w=2 + * http://marc.info/?l=linux-kernel&m=135545831607095&w=2 + * Increases kernel attack surface in areas developers + * previously cared little about ("low importance due + * to requiring "root" capability") + * To be removed when this code receives *proper* review + */ + if (!capable(CAP_SYS_ADMIN) || !capable(CAP_SETUID) || + !capable(CAP_SETGID)) + return -EPERM; +#endif + ns = kmem_cache_zalloc(user_ns_cachep, GFP_KERNEL); if (!ns) return -ENOMEM; @@ -981,7 +996,7 @@ static int userns_install(struct nsproxy *nsproxy, struct ns_common *ns) if (!thread_group_empty(current)) return -EINVAL; - if (current->fs->users != 1) + if (atomic_read(¤t->fs->users) != 1) return -EINVAL; if (!ns_capable(user_ns, CAP_SYS_ADMIN)) diff --git a/kernel/utsname_sysctl.c b/kernel/utsname_sysctl.c index c8eac43..4b5f08f 100644 --- a/kernel/utsname_sysctl.c +++ b/kernel/utsname_sysctl.c @@ -47,7 +47,7 @@ static void put_uts(struct ctl_table *table, int write, void *which) static int proc_do_uts_string(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { - struct ctl_table uts_table; + ctl_table_no_const uts_table; int r; memcpy(&uts_table, table, sizeof(uts_table)); uts_table.data = get_uts(table, write); diff --git a/kernel/watchdog.c b/kernel/watchdog.c index 64ed1c3..25fc969 100644 --- a/kernel/watchdog.c +++ b/kernel/watchdog.c @@ -638,7 +638,7 @@ static int watchdog_nmi_enable(unsigned int cpu) { return 0; } static void watchdog_nmi_disable(unsigned int cpu) { return; } #endif /* CONFIG_HARDLOCKUP_DETECTOR */ -static struct smp_hotplug_thread watchdog_threads = { +static struct smp_hotplug_thread watchdog_threads __read_only = { .store = &softlockup_watchdog, .thread_should_run = watchdog_should_run, .thread_fn = watchdog, diff --git a/kernel/workqueue.c b/kernel/workqueue.c index bcb14ca..4ed936b 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -1856,9 +1856,8 @@ static void pool_mayday_timeout(unsigned long __pool) * multiple times. Does GFP_KERNEL allocations. Called only from * manager. */ +static void maybe_create_worker(struct worker_pool *pool) __must_hold(&pool->lock); static void maybe_create_worker(struct worker_pool *pool) -__releases(&pool->lock) -__acquires(&pool->lock) { restart: spin_unlock_irq(&pool->lock); @@ -1948,9 +1947,8 @@ static bool manage_workers(struct worker *worker) * CONTEXT: * spin_lock_irq(pool->lock) which is released and regrabbed. */ +static void process_one_work(struct worker *worker, struct work_struct *work) __must_hold(&pool->lock); static void process_one_work(struct worker *worker, struct work_struct *work) -__releases(&pool->lock) -__acquires(&pool->lock) { struct pool_workqueue *pwq = get_work_pwq(work); struct worker_pool *pool = worker->pool; @@ -4450,7 +4448,7 @@ static void rebind_workers(struct worker_pool *pool) WARN_ON_ONCE(!(worker_flags & WORKER_UNBOUND)); worker_flags |= WORKER_REBOUND; worker_flags &= ~WORKER_UNBOUND; - ACCESS_ONCE(worker->flags) = worker_flags; + ACCESS_ONCE_RW(worker->flags) = worker_flags; } spin_unlock_irq(&pool->lock); diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 1d1521c..bd1af61 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -243,6 +243,7 @@ config PAGE_OWNER bool "Track page owner" depends on DEBUG_KERNEL && STACKTRACE_SUPPORT select DEBUG_FS + depends on !GRKERNSEC_KMEM select STACKTRACE select PAGE_EXTENSION help @@ -257,6 +258,7 @@ config PAGE_OWNER config DEBUG_FS bool "Debug Filesystem" + depends on !GRKERNSEC_KMEM help debugfs is a virtual file system that kernel developers use to put debugging files into. Enable this option to be able to read and @@ -489,6 +491,7 @@ config DEBUG_KMEMLEAK bool "Kernel memory leak detector" depends on DEBUG_KERNEL && HAVE_DEBUG_KMEMLEAK select DEBUG_FS + depends on !GRKERNSEC_KMEM select STACKTRACE if STACKTRACE_SUPPORT select KALLSYMS select CRC32 @@ -936,7 +939,7 @@ config DEBUG_MUTEXES config DEBUG_WW_MUTEX_SLOWPATH bool "Wait/wound mutex debugging: Slowpath testing" - depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT + depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT && !PAX_CONSTIFY_PLUGIN select DEBUG_LOCK_ALLOC select DEBUG_SPINLOCK select DEBUG_MUTEXES @@ -953,7 +956,7 @@ config DEBUG_WW_MUTEX_SLOWPATH config DEBUG_LOCK_ALLOC bool "Lock debugging: detect incorrect freeing of live locks" - depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT + depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT && !PAX_CONSTIFY_PLUGIN select DEBUG_SPINLOCK select DEBUG_MUTEXES select LOCKDEP @@ -967,7 +970,7 @@ config DEBUG_LOCK_ALLOC config PROVE_LOCKING bool "Lock debugging: prove locking correctness" - depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT + depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT && !PAX_CONSTIFY_PLUGIN select LOCKDEP select DEBUG_SPINLOCK select DEBUG_MUTEXES @@ -1018,7 +1021,7 @@ config LOCKDEP config LOCK_STAT bool "Lock usage statistics" - depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT + depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT && !PAX_CONSTIFY_PLUGIN select LOCKDEP select DEBUG_SPINLOCK select DEBUG_MUTEXES @@ -1403,6 +1406,7 @@ config NOTIFIER_ERROR_INJECTION tristate "Notifier error injection" depends on DEBUG_KERNEL select DEBUG_FS + depends on !GRKERNSEC_KMEM help This option provides the ability to inject artificial errors to specified notifier chain callbacks. It is useful to test the error @@ -1515,6 +1519,7 @@ config FAIL_IO_TIMEOUT config FAIL_MMC_REQUEST bool "Fault-injection capability for MMC IO" select DEBUG_FS + depends on !GRKERNSEC_KMEM depends on FAULT_INJECTION && MMC help Provide fault-injection capability for MMC IO. @@ -1526,6 +1531,7 @@ config FAIL_MMC_REQUEST config FAIL_FUTEX bool "Fault-injection capability for futexes" select DEBUG_FS + depends on !GRKERNSEC_KMEM depends on FAULT_INJECTION && FUTEX help Provide fault-injection capability for futexes. @@ -1551,6 +1557,7 @@ config LATENCYTOP depends on DEBUG_KERNEL depends on STACKTRACE_SUPPORT depends on PROC_FS + depends on !GRKERNSEC_HIDESYM select FRAME_POINTER if !MIPS && !PPC && !S390 && !MICROBLAZE && !ARM_UNWIND && !ARC select KALLSYMS select KALLSYMS_ALL @@ -1567,7 +1574,7 @@ config ARCH_HAS_DEBUG_STRICT_USER_COPY_CHECKS config DEBUG_STRICT_USER_COPY_CHECKS bool "Strict user copy size checks" depends on ARCH_HAS_DEBUG_STRICT_USER_COPY_CHECKS - depends on DEBUG_KERNEL && !TRACE_BRANCH_PROFILING + depends on DEBUG_KERNEL && !TRACE_BRANCH_PROFILING && !PAX_SIZE_OVERFLOW help Enabling this option turns a certain set of sanity checks for user copy operations into compile time failures. @@ -1698,7 +1705,7 @@ endmenu # runtime tests config PROVIDE_OHCI1394_DMA_INIT bool "Remote debugging over FireWire early on boot" - depends on PCI && X86 + depends on PCI && X86 && !GRKERNSEC help If you want to debug problems which hang or crash the kernel early on boot and the crashing machine has a FireWire port, you can use diff --git a/lib/Kconfig.kasan b/lib/Kconfig.kasan index 39f24d6..cf80221 100644 --- a/lib/Kconfig.kasan +++ b/lib/Kconfig.kasan @@ -5,7 +5,7 @@ if HAVE_ARCH_KASAN config KASAN bool "KASan: runtime memory debugger" - depends on SLUB_DEBUG + depends on SLUB_DEBUG && !GRKERNSEC_KSTACKOVERFLOW select CONSTRUCTORS help Enables kernel address sanitizer - runtime memory debugger, diff --git a/lib/Makefile b/lib/Makefile index 13a7c6a..c0d23a7 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -64,7 +64,7 @@ obj-$(CONFIG_BTREE) += btree.o obj-$(CONFIG_INTERVAL_TREE) += interval_tree.o obj-$(CONFIG_ASSOCIATIVE_ARRAY) += assoc_array.o obj-$(CONFIG_DEBUG_PREEMPT) += smp_processor_id.o -obj-$(CONFIG_DEBUG_LIST) += list_debug.o +obj-y += list_debug.o obj-$(CONFIG_DEBUG_OBJECTS) += debugobjects.o ifneq ($(CONFIG_HAVE_DEC_LOCK),y) diff --git a/lib/bitmap.c b/lib/bitmap.c index 8148143..d132f7e9 100644 --- a/lib/bitmap.c +++ b/lib/bitmap.c @@ -361,7 +361,7 @@ int __bitmap_parse(const char *buf, unsigned int buflen, { int c, old_c, totaldigits, ndigits, nchunks, nbits; u32 chunk; - const char __user __force *ubuf = (const char __user __force *)buf; + const char __user *ubuf = (const char __force_user *)buf; bitmap_zero(maskp, nmaskbits); @@ -447,7 +447,7 @@ int bitmap_parse_user(const char __user *ubuf, { if (!access_ok(VERIFY_READ, ubuf, ulen)) return -EFAULT; - return __bitmap_parse((const char __force *)ubuf, + return __bitmap_parse((const char __force_kernel *)ubuf, ulen, 1, maskp, nmaskbits); } @@ -507,7 +507,7 @@ static int __bitmap_parselist(const char *buf, unsigned int buflen, { unsigned a, b; int c, old_c, totaldigits, ndigits; - const char __user __force *ubuf = (const char __user __force *)buf; + const char __user *ubuf = (const char __force_user *)buf; int at_start, in_range; totaldigits = c = 0; @@ -611,7 +611,7 @@ int bitmap_parselist_user(const char __user *ubuf, { if (!access_ok(VERIFY_READ, ubuf, ulen)) return -EFAULT; - return __bitmap_parselist((const char __force *)ubuf, + return __bitmap_parselist((const char __force_kernel *)ubuf, ulen, 1, maskp, nmaskbits); } EXPORT_SYMBOL(bitmap_parselist_user); diff --git a/lib/bug.c b/lib/bug.c index cff145f..724a0b8 100644 --- a/lib/bug.c +++ b/lib/bug.c @@ -148,6 +148,8 @@ enum bug_trap_type report_bug(unsigned long bugaddr, struct pt_regs *regs) return BUG_TRAP_TYPE_NONE; bug = find_bug(bugaddr); + if (!bug) + return BUG_TRAP_TYPE_NONE; file = NULL; line = 0; diff --git a/lib/debugobjects.c b/lib/debugobjects.c index 547f7f9..a6d4ba0 100644 --- a/lib/debugobjects.c +++ b/lib/debugobjects.c @@ -289,7 +289,7 @@ static void debug_object_is_on_stack(void *addr, int onstack) if (limit > 4) return; - is_on_stack = object_is_on_stack(addr); + is_on_stack = object_starts_on_stack(addr); if (is_on_stack == onstack) return; diff --git a/lib/decompress_bunzip2.c b/lib/decompress_bunzip2.c index 0234361..41a411c 100644 --- a/lib/decompress_bunzip2.c +++ b/lib/decompress_bunzip2.c @@ -665,7 +665,8 @@ static int INIT start_bunzip(struct bunzip_data **bdp, void *inbuf, long len, /* Fourth byte (ascii '1'-'9'), indicates block size in units of 100k of uncompressed data. Allocate intermediate buffer for block. */ - bd->dbufSize = 100000*(i-BZh0); + i -= BZh0; + bd->dbufSize = 100000 * i; bd->dbuf = large_malloc(bd->dbufSize * sizeof(int)); if (!bd->dbuf) diff --git a/lib/decompress_unlzma.c b/lib/decompress_unlzma.c index ed7a1fd..44a1a62 100644 --- a/lib/decompress_unlzma.c +++ b/lib/decompress_unlzma.c @@ -39,10 +39,10 @@ #define MIN(a, b) (((a) < (b)) ? (a) : (b)) -static long long INIT read_int(unsigned char *ptr, int size) +static unsigned long long INIT read_int(unsigned char *ptr, int size) { int i; - long long ret = 0; + unsigned long long ret = 0; for (i = 0; i < size; i++) ret = (ret << 8) | ptr[size-i-1]; diff --git a/lib/div64.c b/lib/div64.c index 19ea7ed..20cac21 100644 --- a/lib/div64.c +++ b/lib/div64.c @@ -59,7 +59,7 @@ uint32_t __attribute__((weak)) __div64_32(uint64_t *n, uint32_t base) EXPORT_SYMBOL(__div64_32); #ifndef div_s64_rem -s64 div_s64_rem(s64 dividend, s32 divisor, s32 *remainder) +s64 __intentional_overflow(-1) div_s64_rem(s64 dividend, s32 divisor, s32 *remainder) { u64 quotient; @@ -130,7 +130,7 @@ EXPORT_SYMBOL(div64_u64_rem); * 'http://www.hackersdelight.org/hdcodetxt/divDouble.c.txt' */ #ifndef div64_u64 -u64 div64_u64(u64 dividend, u64 divisor) +u64 __intentional_overflow(-1) div64_u64(u64 dividend, u64 divisor) { u32 high = divisor >> 32; u64 quot; diff --git a/lib/dma-debug.c b/lib/dma-debug.c index dace71f..13da37b 100644 --- a/lib/dma-debug.c +++ b/lib/dma-debug.c @@ -982,7 +982,7 @@ static int dma_debug_device_change(struct notifier_block *nb, unsigned long acti void dma_debug_add_bus(struct bus_type *bus) { - struct notifier_block *nb; + notifier_block_no_const *nb; if (dma_debug_disabled()) return; @@ -1164,7 +1164,7 @@ static void check_unmap(struct dma_debug_entry *ref) static void check_for_stack(struct device *dev, void *addr) { - if (object_is_on_stack(addr)) + if (object_starts_on_stack(addr)) err_printk(dev, NULL, "DMA-API: device driver maps memory from " "stack [addr=%p]\n", addr); } diff --git a/lib/inflate.c b/lib/inflate.c index 013a761..c28f3fc 100644 --- a/lib/inflate.c +++ b/lib/inflate.c @@ -269,7 +269,7 @@ static void free(void *where) malloc_ptr = free_mem_ptr; } #else -#define malloc(a) kmalloc(a, GFP_KERNEL) +#define malloc(a) kmalloc((a), GFP_KERNEL) #define free(a) kfree(a) #endif diff --git a/lib/ioremap.c b/lib/ioremap.c index 86c8911..f5bfc34 100644 --- a/lib/ioremap.c +++ b/lib/ioremap.c @@ -75,7 +75,7 @@ static inline int ioremap_pmd_range(pud_t *pud, unsigned long addr, unsigned long next; phys_addr -= addr; - pmd = pmd_alloc(&init_mm, pud, addr); + pmd = pmd_alloc_kernel(&init_mm, pud, addr); if (!pmd) return -ENOMEM; do { @@ -101,7 +101,7 @@ static inline int ioremap_pud_range(pgd_t *pgd, unsigned long addr, unsigned long next; phys_addr -= addr; - pud = pud_alloc(&init_mm, pgd, addr); + pud = pud_alloc_kernel(&init_mm, pgd, addr); if (!pud) return -ENOMEM; do { diff --git a/lib/is_single_threaded.c b/lib/is_single_threaded.c index bd2bea9..6b3c95e 100644 --- a/lib/is_single_threaded.c +++ b/lib/is_single_threaded.c @@ -22,6 +22,9 @@ bool current_is_single_threaded(void) struct task_struct *p, *t; bool ret; + if (!mm) + return true; + if (atomic_read(&task->signal->live) != 1) return false; diff --git a/lib/kobject.c b/lib/kobject.c index 3e3a5c3..4a12109 100644 --- a/lib/kobject.c +++ b/lib/kobject.c @@ -935,9 +935,9 @@ EXPORT_SYMBOL_GPL(kset_create_and_add); static DEFINE_SPINLOCK(kobj_ns_type_lock); -static const struct kobj_ns_type_operations *kobj_ns_ops_tbl[KOBJ_NS_TYPES]; +static const struct kobj_ns_type_operations *kobj_ns_ops_tbl[KOBJ_NS_TYPES] __read_only; -int kobj_ns_type_register(const struct kobj_ns_type_operations *ops) +int __init kobj_ns_type_register(const struct kobj_ns_type_operations *ops) { enum kobj_ns_type type = ops->type; int error; diff --git a/lib/list_debug.c b/lib/list_debug.c index c24c2f7..f0296f4 100644 --- a/lib/list_debug.c +++ b/lib/list_debug.c @@ -11,7 +11,9 @@ #include <linux/bug.h> #include <linux/kernel.h> #include <linux/rculist.h> +#include <linux/mm.h> +#ifdef CONFIG_DEBUG_LIST /* * Insert a new entry between two known consecutive entries. * @@ -19,21 +21,40 @@ * the prev/next entries already! */ +static bool __list_add_debug(struct list_head *new, + struct list_head *prev, + struct list_head *next) +{ + if (unlikely(next->prev != prev)) { + printk(KERN_ERR "list_add corruption. next->prev should be " + "prev (%p), but was %p. (next=%p).\n", + prev, next->prev, next); + BUG(); + return false; + } + if (unlikely(prev->next != next)) { + printk(KERN_ERR "list_add corruption. prev->next should be " + "next (%p), but was %p. (prev=%p).\n", + next, prev->next, prev); + BUG(); + return false; + } + if (unlikely(new == prev || new == next)) { + printk(KERN_ERR "list_add double add: new=%p, prev=%p, next=%p.\n", + new, prev, next); + BUG(); + return false; + } + return true; +} + void __list_add(struct list_head *new, - struct list_head *prev, - struct list_head *next) + struct list_head *prev, + struct list_head *next) { - WARN(next->prev != prev, - "list_add corruption. next->prev should be " - "prev (%p), but was %p. (next=%p).\n", - prev, next->prev, next); - WARN(prev->next != next, - "list_add corruption. prev->next should be " - "next (%p), but was %p. (prev=%p).\n", - next, prev->next, prev); - WARN(new == prev || new == next, - "list_add double add: new=%p, prev=%p, next=%p.\n", - new, prev, next); + if (!__list_add_debug(new, prev, next)) + return; + next->prev = new; new->next = next; new->prev = prev; @@ -41,28 +62,46 @@ void __list_add(struct list_head *new, } EXPORT_SYMBOL(__list_add); -void __list_del_entry(struct list_head *entry) +static bool __list_del_entry_debug(struct list_head *entry) { struct list_head *prev, *next; prev = entry->prev; next = entry->next; - if (WARN(next == LIST_POISON1, - "list_del corruption, %p->next is LIST_POISON1 (%p)\n", - entry, LIST_POISON1) || - WARN(prev == LIST_POISON2, - "list_del corruption, %p->prev is LIST_POISON2 (%p)\n", - entry, LIST_POISON2) || - WARN(prev->next != entry, - "list_del corruption. prev->next should be %p, " - "but was %p\n", entry, prev->next) || - WARN(next->prev != entry, - "list_del corruption. next->prev should be %p, " - "but was %p\n", entry, next->prev)) + if (unlikely(next == LIST_POISON1)) { + printk(KERN_ERR "list_del corruption, %p->next is LIST_POISON1 (%p)\n", + entry, LIST_POISON1); + BUG(); + return false; + } + if (unlikely(prev == LIST_POISON2)) { + printk(KERN_ERR "list_del corruption, %p->prev is LIST_POISON2 (%p)\n", + entry, LIST_POISON2); + BUG(); + return false; + } + if (unlikely(entry->prev->next != entry)) { + printk(KERN_ERR "list_del corruption. prev->next should be %p, " + "but was %p\n", entry, prev->next); + BUG(); + return false; + } + if (unlikely(entry->next->prev != entry)) { + printk(KERN_ERR "list_del corruption. next->prev should be %p, " + "but was %p\n", entry, next->prev); + BUG(); + return false; + } + return true; +} + +void __list_del_entry(struct list_head *entry) +{ + if (!__list_del_entry_debug(entry)) return; - __list_del(prev, next); + __list_del(entry->prev, entry->next); } EXPORT_SYMBOL(__list_del_entry); @@ -86,15 +125,85 @@ EXPORT_SYMBOL(list_del); void __list_add_rcu(struct list_head *new, struct list_head *prev, struct list_head *next) { - WARN(next->prev != prev, - "list_add_rcu corruption. next->prev should be prev (%p), but was %p. (next=%p).\n", - prev, next->prev, next); - WARN(prev->next != next, - "list_add_rcu corruption. prev->next should be next (%p), but was %p. (prev=%p).\n", - next, prev->next, prev); + if (!__list_add_debug(new, prev, next)) + return; + new->next = next; new->prev = prev; rcu_assign_pointer(list_next_rcu(prev), new); next->prev = new; } EXPORT_SYMBOL(__list_add_rcu); +#endif + +void __pax_list_add(struct list_head *new, struct list_head *prev, struct list_head *next) +{ +#ifdef CONFIG_DEBUG_LIST + if (!__list_add_debug(new, prev, next)) + return; +#endif + + pax_open_kernel(); + next->prev = new; + new->next = next; + new->prev = prev; + prev->next = new; + pax_close_kernel(); +} +EXPORT_SYMBOL(__pax_list_add); + +void pax_list_del(struct list_head *entry) +{ +#ifdef CONFIG_DEBUG_LIST + if (!__list_del_entry_debug(entry)) + return; +#endif + + pax_open_kernel(); + __list_del(entry->prev, entry->next); + entry->next = LIST_POISON1; + entry->prev = LIST_POISON2; + pax_close_kernel(); +} +EXPORT_SYMBOL(pax_list_del); + +void pax_list_del_init(struct list_head *entry) +{ + pax_open_kernel(); + __list_del(entry->prev, entry->next); + INIT_LIST_HEAD(entry); + pax_close_kernel(); +} +EXPORT_SYMBOL(pax_list_del_init); + +void __pax_list_add_rcu(struct list_head *new, + struct list_head *prev, struct list_head *next) +{ +#ifdef CONFIG_DEBUG_LIST + if (!__list_add_debug(new, prev, next)) + return; +#endif + + pax_open_kernel(); + new->next = next; + new->prev = prev; + rcu_assign_pointer(list_next_rcu(prev), new); + next->prev = new; + pax_close_kernel(); +} +EXPORT_SYMBOL(__pax_list_add_rcu); + +void pax_list_del_rcu(struct list_head *entry) +{ +#ifdef CONFIG_DEBUG_LIST + if (!__list_del_entry_debug(entry)) + return; +#endif + + pax_open_kernel(); + __list_del(entry->prev, entry->next); + entry->next = LIST_POISON1; + entry->prev = LIST_POISON2; + pax_close_kernel(); +} +EXPORT_SYMBOL(pax_list_del_rcu); diff --git a/lib/lockref.c b/lib/lockref.c index 5a92189..d77978d 100644 --- a/lib/lockref.c +++ b/lib/lockref.c @@ -40,13 +40,13 @@ void lockref_get(struct lockref *lockref) { CMPXCHG_LOOP( - new.count++; + __lockref_inc(&new); , return; ); spin_lock(&lockref->lock); - lockref->count++; + __lockref_inc(lockref); spin_unlock(&lockref->lock); } EXPORT_SYMBOL(lockref_get); @@ -61,8 +61,8 @@ int lockref_get_not_zero(struct lockref *lockref) int retval; CMPXCHG_LOOP( - new.count++; - if (old.count <= 0) + __lockref_inc(&new); + if (__lockref_read(&old) <= 0) return 0; , return 1; @@ -70,8 +70,8 @@ int lockref_get_not_zero(struct lockref *lockref) spin_lock(&lockref->lock); retval = 0; - if (lockref->count > 0) { - lockref->count++; + if (__lockref_read(lockref) > 0) { + __lockref_inc(lockref); retval = 1; } spin_unlock(&lockref->lock); @@ -88,17 +88,17 @@ EXPORT_SYMBOL(lockref_get_not_zero); int lockref_get_or_lock(struct lockref *lockref) { CMPXCHG_LOOP( - new.count++; - if (old.count <= 0) + __lockref_inc(&new); + if (__lockref_read(&old) <= 0) break; , return 1; ); spin_lock(&lockref->lock); - if (lockref->count <= 0) + if (__lockref_read(lockref) <= 0) return 0; - lockref->count++; + __lockref_inc(lockref); spin_unlock(&lockref->lock); return 1; } @@ -114,11 +114,11 @@ EXPORT_SYMBOL(lockref_get_or_lock); int lockref_put_return(struct lockref *lockref) { CMPXCHG_LOOP( - new.count--; - if (old.count <= 0) + __lockref_dec(&new); + if (__lockref_read(&old) <= 0) return -1; , - return new.count; + return __lockref_read(&new); ); return -1; } @@ -132,17 +132,17 @@ EXPORT_SYMBOL(lockref_put_return); int lockref_put_or_lock(struct lockref *lockref) { CMPXCHG_LOOP( - new.count--; - if (old.count <= 1) + __lockref_dec(&new); + if (__lockref_read(&old) <= 1) break; , return 1; ); spin_lock(&lockref->lock); - if (lockref->count <= 1) + if (__lockref_read(lockref) <= 1) return 0; - lockref->count--; + __lockref_dec(lockref); spin_unlock(&lockref->lock); return 1; } @@ -155,7 +155,7 @@ EXPORT_SYMBOL(lockref_put_or_lock); void lockref_mark_dead(struct lockref *lockref) { assert_spin_locked(&lockref->lock); - lockref->count = -128; + __lockref_set(lockref, -128); } EXPORT_SYMBOL(lockref_mark_dead); @@ -169,8 +169,8 @@ int lockref_get_not_dead(struct lockref *lockref) int retval; CMPXCHG_LOOP( - new.count++; - if (old.count < 0) + __lockref_inc(&new); + if (__lockref_read(&old) < 0) return 0; , return 1; @@ -178,8 +178,8 @@ int lockref_get_not_dead(struct lockref *lockref) spin_lock(&lockref->lock); retval = 0; - if (lockref->count >= 0) { - lockref->count++; + if (__lockref_read(lockref) >= 0) { + __lockref_inc(lockref); retval = 1; } spin_unlock(&lockref->lock); diff --git a/lib/nlattr.c b/lib/nlattr.c index f5907d2..36072be 100644 --- a/lib/nlattr.c +++ b/lib/nlattr.c @@ -278,6 +278,8 @@ int nla_memcpy(void *dest, const struct nlattr *src, int count) { int minlen = min_t(int, count, nla_len(src)); + BUG_ON(minlen < 0); + memcpy(dest, nla_data(src), minlen); if (count > minlen) memset(dest + minlen, 0, count - minlen); diff --git a/lib/percpu-refcount.c b/lib/percpu-refcount.c index 6111bcb..02e816b 100644 --- a/lib/percpu-refcount.c +++ b/lib/percpu-refcount.c @@ -31,7 +31,7 @@ * atomic_long_t can't hit 0 before we've added up all the percpu refs. */ -#define PERCPU_COUNT_BIAS (1LU << (BITS_PER_LONG - 1)) +#define PERCPU_COUNT_BIAS (1LU << (BITS_PER_LONG - 2)) static DECLARE_WAIT_QUEUE_HEAD(percpu_ref_switch_waitq); diff --git a/lib/radix-tree.c b/lib/radix-tree.c index f9ebe1c..e985666 100644 --- a/lib/radix-tree.c +++ b/lib/radix-tree.c @@ -68,7 +68,7 @@ struct radix_tree_preload { /* nodes->private_data points to next preallocated node */ struct radix_tree_node *nodes; }; -static DEFINE_PER_CPU(struct radix_tree_preload, radix_tree_preloads) = { 0, }; +static DEFINE_PER_CPU(struct radix_tree_preload, radix_tree_preloads); static inline void *ptr_to_indirect(void *ptr) { diff --git a/lib/random32.c b/lib/random32.c index 0bee183..526f12f 100644 --- a/lib/random32.c +++ b/lib/random32.c @@ -47,7 +47,7 @@ static inline void prandom_state_selftest(void) } #endif -static DEFINE_PER_CPU(struct rnd_state, net_rand_state); +static DEFINE_PER_CPU(struct rnd_state, net_rand_state) __latent_entropy; /** * prandom_u32_state - seeded pseudo-random number generator. diff --git a/lib/rbtree.c b/lib/rbtree.c index 1356454..70ce6c6 100644 --- a/lib/rbtree.c +++ b/lib/rbtree.c @@ -412,7 +412,9 @@ static inline void dummy_copy(struct rb_node *old, struct rb_node *new) {} static inline void dummy_rotate(struct rb_node *old, struct rb_node *new) {} static const struct rb_augment_callbacks dummy_callbacks = { - dummy_propagate, dummy_copy, dummy_rotate + .propagate = dummy_propagate, + .copy = dummy_copy, + .rotate = dummy_rotate }; void rb_insert_color(struct rb_node *node, struct rb_root *root) diff --git a/lib/rhashtable.c b/lib/rhashtable.c index a54ff89..b4d4da9 100644 --- a/lib/rhashtable.c +++ b/lib/rhashtable.c @@ -542,8 +542,8 @@ EXPORT_SYMBOL_GPL(rhashtable_walk_exit); * will rewind back to the beginning and you may use it immediately * by calling rhashtable_walk_next. */ +int rhashtable_walk_start(struct rhashtable_iter *iter) __acquires(RCU); int rhashtable_walk_start(struct rhashtable_iter *iter) - __acquires(RCU) { struct rhashtable *ht = iter->ht; @@ -629,8 +629,8 @@ EXPORT_SYMBOL_GPL(rhashtable_walk_next); * * Finish a hash table walk. */ +void rhashtable_walk_stop(struct rhashtable_iter *iter) __releases(RCU); void rhashtable_walk_stop(struct rhashtable_iter *iter) - __releases(RCU) { struct rhashtable *ht; struct bucket_table *tbl = iter->walker->tbl; diff --git a/lib/show_mem.c b/lib/show_mem.c index 1feed6a..4ede1e9 100644 --- a/lib/show_mem.c +++ b/lib/show_mem.c @@ -47,6 +47,6 @@ void show_mem(unsigned int filter) quicklist_total_size()); #endif #ifdef CONFIG_MEMORY_FAILURE - printk("%lu pages hwpoisoned\n", atomic_long_read(&num_poisoned_pages)); + printk("%lu pages hwpoisoned\n", atomic_long_read_unchecked(&num_poisoned_pages)); #endif } diff --git a/lib/strncpy_from_user.c b/lib/strncpy_from_user.c index e0af6ff..fcc9f15 100644 --- a/lib/strncpy_from_user.c +++ b/lib/strncpy_from_user.c @@ -22,7 +22,7 @@ */ static inline long do_strncpy_from_user(char *dst, const char __user *src, long count, unsigned long max) { - const struct word_at_a_time constants = WORD_AT_A_TIME_CONSTANTS; + static const struct word_at_a_time constants = WORD_AT_A_TIME_CONSTANTS; long res = 0; /* diff --git a/lib/strnlen_user.c b/lib/strnlen_user.c index 3a5f2b3..102f1ff 100644 --- a/lib/strnlen_user.c +++ b/lib/strnlen_user.c @@ -26,7 +26,7 @@ */ static inline long do_strnlen_user(const char __user *src, unsigned long count, unsigned long max) { - const struct word_at_a_time constants = WORD_AT_A_TIME_CONSTANTS; + static const struct word_at_a_time constants = WORD_AT_A_TIME_CONSTANTS; long align, res = 0; unsigned long c; diff --git a/lib/swiotlb.c b/lib/swiotlb.c index 76f29ec..1a5316f 100644 --- a/lib/swiotlb.c +++ b/lib/swiotlb.c @@ -690,7 +690,7 @@ EXPORT_SYMBOL(swiotlb_alloc_coherent); void swiotlb_free_coherent(struct device *hwdev, size_t size, void *vaddr, - dma_addr_t dev_addr) + dma_addr_t dev_addr, struct dma_attrs *attrs) { phys_addr_t paddr = dma_to_phys(hwdev, dev_addr); diff --git a/lib/usercopy.c b/lib/usercopy.c index 4f5b1dd..7cab418 100644 --- a/lib/usercopy.c +++ b/lib/usercopy.c @@ -7,3 +7,9 @@ void copy_from_user_overflow(void) WARN(1, "Buffer overflow detected!\n"); } EXPORT_SYMBOL(copy_from_user_overflow); + +void copy_to_user_overflow(void) +{ + WARN(1, "Buffer overflow detected!\n"); +} +EXPORT_SYMBOL(copy_to_user_overflow); diff --git a/lib/vsprintf.c b/lib/vsprintf.c index 95cd63b..e5f0eee 100644 --- a/lib/vsprintf.c +++ b/lib/vsprintf.c @@ -16,6 +16,9 @@ * - scnprintf and vscnprintf */ +#ifdef CONFIG_GRKERNSEC_HIDESYM +#define __INCLUDED_BY_HIDESYM 1 +#endif #include <stdarg.h> #include <linux/clk.h> #include <linux/clk-provider.h> @@ -629,7 +632,7 @@ char *symbol_string(char *buf, char *end, void *ptr, #ifdef CONFIG_KALLSYMS if (*fmt == 'B') sprint_backtrace(sym, value); - else if (*fmt != 'f' && *fmt != 's') + else if (*fmt != 'f' && *fmt != 's' && *fmt != 'X') sprint_symbol(sym, value); else sprint_symbol_no_offset(sym, value); @@ -1361,7 +1364,11 @@ char *clock(char *buf, char *end, struct clk *clk, struct printf_spec spec, } } -int kptr_restrict __read_mostly; +#ifdef CONFIG_GRKERNSEC_HIDESYM +int kptr_restrict __read_only = 2; +#else +int kptr_restrict __read_only; +#endif /* * Show a '%p' thing. A kernel extension is that the '%p' is followed @@ -1372,8 +1379,10 @@ int kptr_restrict __read_mostly; * * - 'F' For symbolic function descriptor pointers with offset * - 'f' For simple symbolic function names without offset + * - 'X' For simple symbolic function names without offset approved for use with GRKERNSEC_HIDESYM * - 'S' For symbolic direct pointers with offset * - 's' For symbolic direct pointers without offset + * - 'A' For symbolic direct pointers with offset approved for use with GRKERNSEC_HIDESYM * - '[FfSs]R' as above with __builtin_extract_return_addr() translation * - 'B' For backtraced symbolic direct pointers with offset * - 'R' For decoded struct resource, e.g., [mem 0x0-0x1f 64bit pref] @@ -1461,12 +1470,12 @@ char *pointer(const char *fmt, char *buf, char *end, void *ptr, if (!ptr && *fmt != 'K') { /* - * Print (null) with the same width as a pointer so it makes + * Print (nil) with the same width as a pointer so it makes * tabular output look nice. */ if (spec.field_width == -1) spec.field_width = default_width; - return string(buf, end, "(null)", spec); + return string(buf, end, "(nil)", spec); } switch (*fmt) { @@ -1476,6 +1485,14 @@ char *pointer(const char *fmt, char *buf, char *end, void *ptr, /* Fallthrough */ case 'S': case 's': +#ifdef CONFIG_GRKERNSEC_HIDESYM + break; +#else + return symbol_string(buf, end, ptr, spec, fmt); +#endif + case 'X': + ptr = dereference_function_descriptor(ptr); + case 'A': case 'B': return symbol_string(buf, end, ptr, spec, fmt); case 'R': @@ -1540,6 +1557,8 @@ char *pointer(const char *fmt, char *buf, char *end, void *ptr, va_end(va); return buf; } + case 'P': + break; case 'K': /* * %pK cannot be used in IRQ context because its test @@ -1599,6 +1618,22 @@ char *pointer(const char *fmt, char *buf, char *end, void *ptr, ((const struct file *)ptr)->f_path.dentry, spec, fmt); } + +#ifdef CONFIG_GRKERNSEC_HIDESYM + /* 'P' = approved pointers to copy to userland, + as in the /proc/kallsyms case, as we make it display nothing + for non-root users, and the real contents for root users + 'X' = approved simple symbols + Also ignore 'K' pointers, since we force their NULLing for non-root users + above + */ + if ((unsigned long)ptr > TASK_SIZE && *fmt != 'P' && *fmt != 'X' && *fmt != 'K' && is_usercopy_object(buf)) { + printk(KERN_ALERT "grsec: kernel infoleak detected! Please report this log to spender@grsecurity.net.\n"); + dump_stack(); + ptr = NULL; + } +#endif + spec.flags |= SMALL; if (spec.field_width == -1) { spec.field_width = default_width; @@ -2297,11 +2332,11 @@ int bstr_printf(char *buf, size_t size, const char *fmt, const u32 *bin_buf) typeof(type) value; \ if (sizeof(type) == 8) { \ args = PTR_ALIGN(args, sizeof(u32)); \ - *(u32 *)&value = *(u32 *)args; \ - *((u32 *)&value + 1) = *(u32 *)(args + 4); \ + *(u32 *)&value = *(const u32 *)args; \ + *((u32 *)&value + 1) = *(const u32 *)(args + 4); \ } else { \ args = PTR_ALIGN(args, sizeof(type)); \ - value = *(typeof(type) *)args; \ + value = *(const typeof(type) *)args; \ } \ args += sizeof(type); \ value; \ @@ -2364,7 +2399,7 @@ int bstr_printf(char *buf, size_t size, const char *fmt, const u32 *bin_buf) case FORMAT_TYPE_STR: { const char *str_arg = args; args += strlen(str_arg) + 1; - str = string(str, end, (char *)str_arg, spec); + str = string(str, end, str_arg, spec); break; } diff --git a/localversion-grsec b/localversion-grsec new file mode 100644 index 0000000..7cd6065 --- /dev/null +++ b/localversion-grsec @@ -0,0 +1 @@ +-grsec diff --git a/mm/Kconfig b/mm/Kconfig index 0d9fdcd..7fc4acb 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -336,10 +336,11 @@ config KSM root has set /sys/kernel/mm/ksm/run to 1 (if CONFIG_SYSFS is set). config DEFAULT_MMAP_MIN_ADDR - int "Low address space to protect from user allocation" + int "Low address space to protect from user allocation" depends on MMU - default 4096 - help + default 32768 if ALPHA || ARM || PARISC || SPARC32 + default 65536 + help This is the portion of low virtual memory which should be protected from userspace allocation. Keeping a user from writing to low pages can help reduce the impact of kernel NULL pointer bugs. @@ -371,8 +372,9 @@ config MEMORY_FAILURE config HWPOISON_INJECT tristate "HWPoison pages injector" - depends on MEMORY_FAILURE && DEBUG_KERNEL && PROC_FS + depends on MEMORY_FAILURE && DEBUG_KERNEL && PROC_FS && !GRKERNSEC select PROC_PAGE_MONITOR + depends on !GRKERNSEC config NOMMU_INITIAL_TRIM_EXCESS int "Turn on mmap() excess space trimming before booting" @@ -533,6 +535,7 @@ config MEM_SOFT_DIRTY bool "Track memory changes" depends on CHECKPOINT_RESTORE && HAVE_ARCH_SOFT_DIRTY && PROC_FS select PROC_PAGE_MONITOR + depends on !GRKERNSEC help This option enables memory changes tracking by introducing a soft-dirty bit on pte-s. This bit it set when someone writes @@ -607,6 +610,7 @@ config ZSMALLOC_STAT bool "Export zsmalloc statistics" depends on ZSMALLOC select DEBUG_FS + depends on !GRKERNSEC_KMEM help This option enables code in the zsmalloc to collect various statistics about whats happening in zsmalloc and exports that diff --git a/mm/Kconfig.debug b/mm/Kconfig.debug index 957d3da..1d34e20 100644 --- a/mm/Kconfig.debug +++ b/mm/Kconfig.debug @@ -10,6 +10,7 @@ config PAGE_EXTENSION config DEBUG_PAGEALLOC bool "Debug page memory allocations" depends on DEBUG_KERNEL + depends on !PAX_MEMORY_SANITIZE depends on !HIBERNATION || ARCH_SUPPORTS_DEBUG_PAGEALLOC && !PPC && !SPARC depends on !KMEMCHECK select PAGE_EXTENSION diff --git a/mm/backing-dev.c b/mm/backing-dev.c index 619984f..2790176 100644 --- a/mm/backing-dev.c +++ b/mm/backing-dev.c @@ -12,7 +12,7 @@ #include <linux/device.h> #include <trace/events/writeback.h> -static atomic_long_t bdi_seq = ATOMIC_LONG_INIT(0); +static atomic_long_unchecked_t bdi_seq = ATOMIC_LONG_INIT(0); struct backing_dev_info noop_backing_dev_info = { .name = "noop", @@ -879,7 +879,7 @@ int bdi_setup_and_register(struct backing_dev_info *bdi, char *name) return err; err = bdi_register(bdi, NULL, "%.28s-%ld", name, - atomic_long_inc_return(&bdi_seq)); + atomic_long_inc_return_unchecked(&bdi_seq)); if (err) { bdi_destroy(bdi); return err; diff --git a/mm/debug.c b/mm/debug.c index 6c1b3ea..a578362 100644 --- a/mm/debug.c +++ b/mm/debug.c @@ -131,6 +131,9 @@ static const struct trace_print_flags vmaflags_names[] = { {VM_RAND_READ, "randread" }, {VM_DONTCOPY, "dontcopy" }, {VM_DONTEXPAND, "dontexpand" }, +#if defined(CONFIG_PAX_PAGEEXEC) && defined(CONFIG_X86_32) + {VM_PAGEEXEC, "pageexec" }, +#endif {VM_ACCOUNT, "account" }, {VM_NORESERVE, "noreserve" }, {VM_HUGETLB, "hugetlb" }, diff --git a/mm/filemap.c b/mm/filemap.c index 327910c..73ee06f 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -2122,7 +2122,7 @@ int generic_file_mmap(struct file * file, struct vm_area_struct * vma) struct address_space *mapping = file->f_mapping; if (!mapping->a_ops->readpage) - return -ENOEXEC; + return -ENODEV; file_accessed(file); vma->vm_ops = &generic_file_vm_ops; return 0; @@ -2303,6 +2303,7 @@ inline ssize_t generic_write_checks(struct kiocb *iocb, struct iov_iter *from) pos = iocb->ki_pos; if (limit != RLIM_INFINITY) { + gr_learn_resource(current, RLIMIT_FSIZE, iocb->ki_pos, 0); if (iocb->ki_pos >= limit) { send_sig(SIGXFSZ, current, 0); return -EFBIG; diff --git a/mm/gup.c b/mm/gup.c index a798293..98a67dd 100644 --- a/mm/gup.c +++ b/mm/gup.c @@ -299,11 +299,6 @@ static int faultin_page(struct task_struct *tsk, struct vm_area_struct *vma, unsigned int fault_flags = 0; int ret; - /* For mm_populate(), just skip the stack guard page. */ - if ((*flags & FOLL_POPULATE) && - (stack_guard_page_start(vma, address) || - stack_guard_page_end(vma, address + PAGE_SIZE))) - return -ENOENT; if (*flags & FOLL_WRITE) fault_flags |= FAULT_FLAG_WRITE; if (nonblocking) @@ -469,14 +464,14 @@ long __get_user_pages(struct task_struct *tsk, struct mm_struct *mm, if (!(gup_flags & FOLL_FORCE)) gup_flags |= FOLL_NUMA; - do { + while (nr_pages) { struct page *page; unsigned int foll_flags = gup_flags; unsigned int page_increm; /* first iteration or cross vma bound */ if (!vma || start >= vma->vm_end) { - vma = find_extend_vma(mm, start); + vma = find_vma(mm, start); if (!vma && in_gate_area(mm, start)) { int ret; ret = get_gate_page(mm, start & PAGE_MASK, @@ -488,7 +483,7 @@ long __get_user_pages(struct task_struct *tsk, struct mm_struct *mm, goto next_page; } - if (!vma || check_vma_flags(vma, gup_flags)) + if (!vma || start < vma->vm_start || check_vma_flags(vma, gup_flags)) return i ? : -EFAULT; if (is_vm_hugetlb_page(vma)) { i = follow_hugetlb_page(mm, vma, pages, vmas, @@ -549,7 +544,7 @@ next_page: i += page_increm; start += page_increm * PAGE_SIZE; nr_pages -= page_increm; - } while (nr_pages); + } return i; } EXPORT_SYMBOL(__get_user_pages); diff --git a/mm/highmem.c b/mm/highmem.c index 123bcd3..c2c85db 100644 --- a/mm/highmem.c +++ b/mm/highmem.c @@ -195,8 +195,9 @@ static void flush_all_zero_pkmaps(void) * So no dangers, even with speculative execution. */ page = pte_page(pkmap_page_table[i]); + pax_open_kernel(); pte_clear(&init_mm, PKMAP_ADDR(i), &pkmap_page_table[i]); - + pax_close_kernel(); set_page_address(page, NULL); need_flush = 1; } @@ -259,8 +260,11 @@ start: } } vaddr = PKMAP_ADDR(last_pkmap_nr); + + pax_open_kernel(); set_pte_at(&init_mm, vaddr, &(pkmap_page_table[last_pkmap_nr]), mk_pte(page, kmap_prot)); + pax_close_kernel(); pkmap_count[last_pkmap_nr] = 1; set_page_address(page, (void *)vaddr); diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 9cc7734..f329b79 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -2670,6 +2670,7 @@ static int hugetlb_sysctl_handler_common(bool obey_mempolicy, struct ctl_table *table, int write, void __user *buffer, size_t *length, loff_t *ppos) { + ctl_table_no_const t; struct hstate *h = &default_hstate; unsigned long tmp = h->max_huge_pages; int ret; @@ -2677,9 +2678,10 @@ static int hugetlb_sysctl_handler_common(bool obey_mempolicy, if (!hugepages_supported()) return -ENOTSUPP; - table->data = &tmp; - table->maxlen = sizeof(unsigned long); - ret = proc_doulongvec_minmax(table, write, buffer, length, ppos); + t = *table; + t.data = &tmp; + t.maxlen = sizeof(unsigned long); + ret = proc_doulongvec_minmax(&t, write, buffer, length, ppos); if (ret) goto out; @@ -2714,6 +2716,7 @@ int hugetlb_overcommit_handler(struct ctl_table *table, int write, struct hstate *h = &default_hstate; unsigned long tmp; int ret; + ctl_table_no_const hugetlb_table; if (!hugepages_supported()) return -ENOTSUPP; @@ -2723,9 +2726,10 @@ int hugetlb_overcommit_handler(struct ctl_table *table, int write, if (write && hstate_is_gigantic(h)) return -EINVAL; - table->data = &tmp; - table->maxlen = sizeof(unsigned long); - ret = proc_doulongvec_minmax(table, write, buffer, length, ppos); + hugetlb_table = *table; + hugetlb_table.data = &tmp; + hugetlb_table.maxlen = sizeof(unsigned long); + ret = proc_doulongvec_minmax(&hugetlb_table, write, buffer, length, ppos); if (ret) goto out; @@ -3223,6 +3227,27 @@ static void unmap_ref_private(struct mm_struct *mm, struct vm_area_struct *vma, i_mmap_unlock_write(mapping); } +#ifdef CONFIG_PAX_SEGMEXEC +static void pax_mirror_huge_pte(struct vm_area_struct *vma, unsigned long address, struct page *page_m) +{ + struct mm_struct *mm = vma->vm_mm; + struct vm_area_struct *vma_m; + unsigned long address_m; + pte_t *ptep_m; + + vma_m = pax_find_mirror_vma(vma); + if (!vma_m) + return; + + BUG_ON(address >= SEGMEXEC_TASK_SIZE); + address_m = address + SEGMEXEC_TASK_SIZE; + ptep_m = huge_pte_offset(mm, address_m & HPAGE_MASK); + get_page(page_m); + hugepage_add_anon_rmap(page_m, vma_m, address_m); + set_huge_pte_at(mm, address_m, ptep_m, make_huge_pte(vma_m, page_m, 0)); +} +#endif + /* * Hugetlb_cow() should be called with page lock of the original hugepage held. * Called with hugetlb_instantiation_mutex held and pte_page locked so we @@ -3336,6 +3361,11 @@ retry_avoidcopy: make_huge_pte(vma, new_page, 1)); page_remove_rmap(old_page); hugepage_add_new_anon_rmap(new_page, vma, address); + +#ifdef CONFIG_PAX_SEGMEXEC + pax_mirror_huge_pte(vma, address, new_page); +#endif + /* Make the old page be freed below */ new_page = old_page; } @@ -3509,6 +3539,10 @@ retry: && (vma->vm_flags & VM_SHARED))); set_huge_pte_at(mm, address, ptep, new_pte); +#ifdef CONFIG_PAX_SEGMEXEC + pax_mirror_huge_pte(vma, address, page); +#endif + if ((flags & FAULT_FLAG_WRITE) && !(vma->vm_flags & VM_SHARED)) { /* Optimization, do the COW without a second fault */ ret = hugetlb_cow(mm, vma, address, ptep, new_pte, page, ptl); @@ -3576,6 +3610,10 @@ int hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma, struct address_space *mapping; int need_wait_lock = 0; +#ifdef CONFIG_PAX_SEGMEXEC + struct vm_area_struct *vma_m; +#endif + address &= huge_page_mask(h); ptep = huge_pte_offset(mm, address); @@ -3589,6 +3627,26 @@ int hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma, VM_FAULT_SET_HINDEX(hstate_index(h)); } +#ifdef CONFIG_PAX_SEGMEXEC + vma_m = pax_find_mirror_vma(vma); + if (vma_m) { + unsigned long address_m; + + if (vma->vm_start > vma_m->vm_start) { + address_m = address; + address -= SEGMEXEC_TASK_SIZE; + vma = vma_m; + h = hstate_vma(vma); + } else + address_m = address + SEGMEXEC_TASK_SIZE; + + if (!huge_pte_alloc(mm, address_m, huge_page_size(h))) + return VM_FAULT_OOM; + address_m &= HPAGE_MASK; + unmap_hugepage_range(vma, address_m, address_m + HPAGE_SIZE, NULL); + } +#endif + ptep = huge_pte_alloc(mm, address, huge_page_size(h)); if (!ptep) return VM_FAULT_OOM; diff --git a/mm/internal.h b/mm/internal.h index bc0fa9a..ecd7e26 100644 --- a/mm/internal.h +++ b/mm/internal.h @@ -157,6 +157,7 @@ __find_buddy_index(unsigned long page_idx, unsigned int order) extern int __isolate_free_page(struct page *page, unsigned int order); extern void __free_pages_bootmem(struct page *page, unsigned long pfn, unsigned int order); +extern void free_compound_page(struct page *page); extern void prep_compound_page(struct page *page, unsigned long order); #ifdef CONFIG_MEMORY_FAILURE extern bool is_free_buddy_page(struct page *page); diff --git a/mm/kmemleak.c b/mm/kmemleak.c index 77191ec..efdebce 100644 --- a/mm/kmemleak.c +++ b/mm/kmemleak.c @@ -366,7 +366,7 @@ static void print_unreferenced(struct seq_file *seq, for (i = 0; i < object->trace_len; i++) { void *ptr = (void *)object->trace[i]; - seq_printf(seq, " [<%p>] %pS\n", ptr, ptr); + seq_printf(seq, " [<%pP>] %pA\n", ptr, ptr); } } @@ -1958,7 +1958,7 @@ static int __init kmemleak_late_init(void) return -ENOMEM; } - dentry = debugfs_create_file("kmemleak", S_IRUGO, NULL, NULL, + dentry = debugfs_create_file("kmemleak", S_IRUSR, NULL, NULL, &kmemleak_fops); if (!dentry) pr_warning("Failed to create the debugfs kmemleak file\n"); diff --git a/mm/maccess.c b/mm/maccess.c index 34fe247..f98d44f 100644 --- a/mm/maccess.c +++ b/mm/maccess.c @@ -26,7 +26,7 @@ long __probe_kernel_read(void *dst, const void *src, size_t size) set_fs(KERNEL_DS); pagefault_disable(); ret = __copy_from_user_inatomic(dst, - (__force const void __user *)src, size); + (const void __force_user *)src, size); pagefault_enable(); set_fs(old_fs); @@ -53,7 +53,7 @@ long __probe_kernel_write(void *dst, const void *src, size_t size) set_fs(KERNEL_DS); pagefault_disable(); - ret = __copy_to_user_inatomic((__force void __user *)dst, src, size); + ret = __copy_to_user_inatomic((void __force_user *)dst, src, size); pagefault_enable(); set_fs(old_fs); diff --git a/mm/madvise.c b/mm/madvise.c index c889fcb..f181221 100644 --- a/mm/madvise.c +++ b/mm/madvise.c @@ -52,6 +52,10 @@ static long madvise_behavior(struct vm_area_struct *vma, pgoff_t pgoff; unsigned long new_flags = vma->vm_flags; +#ifdef CONFIG_PAX_SEGMEXEC + struct vm_area_struct *vma_m; +#endif + switch (behavior) { case MADV_NORMAL: new_flags = new_flags & ~VM_RAND_READ & ~VM_SEQ_READ; @@ -128,6 +132,13 @@ success: /* * vm_flags is protected by the mmap_sem held in write mode. */ + +#ifdef CONFIG_PAX_SEGMEXEC + vma_m = pax_find_mirror_vma(vma); + if (vma_m) + vma_m->vm_flags = new_flags & ~(VM_WRITE | VM_MAYWRITE | VM_ACCOUNT); +#endif + vma->vm_flags = new_flags; out: @@ -279,11 +290,27 @@ static long madvise_dontneed(struct vm_area_struct *vma, struct vm_area_struct **prev, unsigned long start, unsigned long end) { + +#ifdef CONFIG_PAX_SEGMEXEC + struct vm_area_struct *vma_m; +#endif + *prev = vma; if (vma->vm_flags & (VM_LOCKED|VM_HUGETLB|VM_PFNMAP)) return -EINVAL; zap_page_range(vma, start, end - start, NULL); + +#ifdef CONFIG_PAX_SEGMEXEC + vma_m = pax_find_mirror_vma(vma); + if (vma_m) { + if (vma_m->vm_flags & (VM_LOCKED|VM_HUGETLB|VM_PFNMAP)) + return -EINVAL; + + zap_page_range(vma_m, start + SEGMEXEC_TASK_SIZE, end - start, NULL); + } +#endif + return 0; } @@ -486,6 +513,16 @@ SYSCALL_DEFINE3(madvise, unsigned long, start, size_t, len_in, int, behavior) if (end < start) return error; +#ifdef CONFIG_PAX_SEGMEXEC + if (current->mm->pax_flags & MF_PAX_SEGMEXEC) { + if (end > SEGMEXEC_TASK_SIZE) + return error; + } else +#endif + + if (end > TASK_SIZE) + return error; + error = 0; if (end == start) return error; diff --git a/mm/memory-failure.c b/mm/memory-failure.c index 9588269..a8f966a 100644 --- a/mm/memory-failure.c +++ b/mm/memory-failure.c @@ -63,7 +63,7 @@ int sysctl_memory_failure_early_kill __read_mostly = 0; int sysctl_memory_failure_recovery __read_mostly = 1; -atomic_long_t num_poisoned_pages __read_mostly = ATOMIC_LONG_INIT(0); +atomic_long_unchecked_t num_poisoned_pages __read_mostly = ATOMIC_LONG_INIT(0); #if defined(CONFIG_HWPOISON_INJECT) || defined(CONFIG_HWPOISON_INJECT_MODULE) @@ -188,7 +188,7 @@ static int kill_proc(struct task_struct *t, unsigned long addr, int trapno, pfn, t->comm, t->pid); si.si_signo = SIGBUS; si.si_errno = 0; - si.si_addr = (void *)addr; + si.si_addr = (void __user *)addr; #ifdef __ARCH_SI_TRAPNO si.si_trapno = trapno; #endif @@ -785,7 +785,7 @@ static struct page_state { unsigned long res; enum mf_action_page_type type; int (*action)(struct page *p, unsigned long pfn); -} error_states[] = { +} __do_const error_states[] = { { reserved, reserved, MF_MSG_KERNEL, me_kernel }, /* * free pages are specially detected outside this table: diff --git a/mm/memory.c b/mm/memory.c index deb679c..40ab640 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -415,6 +415,7 @@ static inline void free_pmd_range(struct mmu_gather *tlb, pud_t *pud, free_pte_range(tlb, pmd, addr); } while (pmd++, addr = next, addr != end); +#if !defined(CONFIG_X86_32) || !defined(CONFIG_PAX_PER_CPU_PGD) start &= PUD_MASK; if (start < floor) return; @@ -430,6 +431,7 @@ static inline void free_pmd_range(struct mmu_gather *tlb, pud_t *pud, pud_clear(pud); pmd_free_tlb(tlb, pmd, start); mm_dec_nr_pmds(tlb->mm); +#endif } static inline void free_pud_range(struct mmu_gather *tlb, pgd_t *pgd, @@ -449,6 +451,7 @@ static inline void free_pud_range(struct mmu_gather *tlb, pgd_t *pgd, free_pmd_range(tlb, pud, addr, next, floor, ceiling); } while (pud++, addr = next, addr != end); +#if !defined(CONFIG_X86_64) || !defined(CONFIG_PAX_PER_CPU_PGD) start &= PGDIR_MASK; if (start < floor) return; @@ -463,6 +466,8 @@ static inline void free_pud_range(struct mmu_gather *tlb, pgd_t *pgd, pud = pud_offset(pgd, start); pgd_clear(pgd); pud_free_tlb(tlb, pud, start); +#endif + } /* @@ -691,7 +696,7 @@ static void print_bad_pte(struct vm_area_struct *vma, unsigned long addr, /* * Choose text because data symbols depend on CONFIG_KALLSYMS_ALL=y */ - pr_alert("file:%pD fault:%pf mmap:%pf readpage:%pf\n", + pr_alert("file:%pD fault:%pX mmap:%pX readpage:%pX\n", vma->vm_file, vma->vm_ops ? vma->vm_ops->fault : NULL, vma->vm_file ? vma->vm_file->f_op->mmap : NULL, @@ -1464,6 +1469,10 @@ static int insert_page(struct vm_area_struct *vma, unsigned long addr, page_add_file_rmap(page); set_pte_at(mm, addr, pte, mk_pte(page, prot)); +#ifdef CONFIG_PAX_SEGMEXEC + pax_mirror_file_pte(vma, addr, page, ptl); +#endif + retval = 0; pte_unmap_unlock(pte, ptl); return retval; @@ -1508,9 +1517,21 @@ int vm_insert_page(struct vm_area_struct *vma, unsigned long addr, if (!page_count(page)) return -EINVAL; if (!(vma->vm_flags & VM_MIXEDMAP)) { + +#ifdef CONFIG_PAX_SEGMEXEC + struct vm_area_struct *vma_m; +#endif + BUG_ON(down_read_trylock(&vma->vm_mm->mmap_sem)); BUG_ON(vma->vm_flags & VM_PFNMAP); vma->vm_flags |= VM_MIXEDMAP; + +#ifdef CONFIG_PAX_SEGMEXEC + vma_m = pax_find_mirror_vma(vma); + if (vma_m) + vma_m->vm_flags |= VM_MIXEDMAP; +#endif + } return insert_page(vma, addr, page, vma->vm_page_prot); } @@ -1593,6 +1614,7 @@ int vm_insert_mixed(struct vm_area_struct *vma, unsigned long addr, unsigned long pfn) { BUG_ON(!(vma->vm_flags & VM_MIXEDMAP)); + BUG_ON(vma->vm_mirror); if (addr < vma->vm_start || addr >= vma->vm_end) return -EFAULT; @@ -1840,7 +1862,9 @@ static int apply_to_pmd_range(struct mm_struct *mm, pud_t *pud, BUG_ON(pud_huge(*pud)); - pmd = pmd_alloc(mm, pud, addr); + pmd = (mm == &init_mm) ? + pmd_alloc_kernel(mm, pud, addr) : + pmd_alloc(mm, pud, addr); if (!pmd) return -ENOMEM; do { @@ -1860,7 +1884,9 @@ static int apply_to_pud_range(struct mm_struct *mm, pgd_t *pgd, unsigned long next; int err; - pud = pud_alloc(mm, pgd, addr); + pud = (mm == &init_mm) ? + pud_alloc_kernel(mm, pgd, addr) : + pud_alloc(mm, pgd, addr); if (!pud) return -ENOMEM; do { @@ -2041,6 +2067,196 @@ static inline int wp_page_reuse(struct mm_struct *mm, return VM_FAULT_WRITE; } +#ifdef CONFIG_PAX_SEGMEXEC +static void pax_unmap_mirror_pte(struct vm_area_struct *vma, unsigned long address, pmd_t *pmd) +{ + struct mm_struct *mm = vma->vm_mm; + spinlock_t *ptl; + pte_t *pte, entry; + + pte = pte_offset_map_lock(mm, pmd, address, &ptl); + entry = *pte; + if (pte_none(entry)) + ; + else if (!pte_present(entry)) { + swp_entry_t swapentry; + + swapentry = pte_to_swp_entry(entry); + if (!non_swap_entry(swapentry)) + dec_mm_counter_fast(mm, MM_SWAPENTS); + else if (is_migration_entry(swapentry)) { + if (PageAnon(migration_entry_to_page(swapentry))) + dec_mm_counter_fast(mm, MM_ANONPAGES); + else + dec_mm_counter_fast(mm, MM_FILEPAGES); + } + free_swap_and_cache(swapentry); + pte_clear_not_present_full(mm, address, pte, 0); + } else { + struct page *page; + + flush_cache_page(vma, address, pte_pfn(entry)); + entry = ptep_clear_flush(vma, address, pte); + BUG_ON(pte_dirty(entry)); + page = vm_normal_page(vma, address, entry); + if (page) { + update_hiwater_rss(mm); + if (PageAnon(page)) + dec_mm_counter_fast(mm, MM_ANONPAGES); + else + dec_mm_counter_fast(mm, MM_FILEPAGES); + page_remove_rmap(page); + page_cache_release(page); + } + } + pte_unmap_unlock(pte, ptl); +} + +/* PaX: if vma is mirrored, synchronize the mirror's PTE + * + * the ptl of the lower mapped page is held on entry and is not released on exit + * or inside to ensure atomic changes to the PTE states (swapout, mremap, munmap, etc) + */ +static void pax_mirror_anon_pte(struct vm_area_struct *vma, unsigned long address, struct page *page_m, spinlock_t *ptl) +{ + struct mm_struct *mm = vma->vm_mm; + unsigned long address_m; + spinlock_t *ptl_m; + struct vm_area_struct *vma_m; + pmd_t *pmd_m; + pte_t *pte_m, entry_m; + + BUG_ON(!page_m || !PageAnon(page_m)); + + vma_m = pax_find_mirror_vma(vma); + if (!vma_m) + return; + + BUG_ON(!PageLocked(page_m)); + BUG_ON(address >= SEGMEXEC_TASK_SIZE); + address_m = address + SEGMEXEC_TASK_SIZE; + pmd_m = pmd_offset(pud_offset(pgd_offset(mm, address_m), address_m), address_m); + pte_m = pte_offset_map(pmd_m, address_m); + ptl_m = pte_lockptr(mm, pmd_m); + if (ptl != ptl_m) { + spin_lock_nested(ptl_m, SINGLE_DEPTH_NESTING); + if (!pte_none(*pte_m)) + goto out; + } + + entry_m = pfn_pte(page_to_pfn(page_m), vma_m->vm_page_prot); + page_cache_get(page_m); + page_add_anon_rmap(page_m, vma_m, address_m); + inc_mm_counter_fast(mm, MM_ANONPAGES); + set_pte_at(mm, address_m, pte_m, entry_m); + update_mmu_cache(vma_m, address_m, pte_m); +out: + if (ptl != ptl_m) + spin_unlock(ptl_m); + pte_unmap(pte_m); + unlock_page(page_m); +} + +void pax_mirror_file_pte(struct vm_area_struct *vma, unsigned long address, struct page *page_m, spinlock_t *ptl) +{ + struct mm_struct *mm = vma->vm_mm; + unsigned long address_m; + spinlock_t *ptl_m; + struct vm_area_struct *vma_m; + pmd_t *pmd_m; + pte_t *pte_m, entry_m; + + BUG_ON(!page_m || PageAnon(page_m)); + + vma_m = pax_find_mirror_vma(vma); + if (!vma_m) + return; + + BUG_ON(address >= SEGMEXEC_TASK_SIZE); + address_m = address + SEGMEXEC_TASK_SIZE; + pmd_m = pmd_offset(pud_offset(pgd_offset(mm, address_m), address_m), address_m); + pte_m = pte_offset_map(pmd_m, address_m); + ptl_m = pte_lockptr(mm, pmd_m); + if (ptl != ptl_m) { + spin_lock_nested(ptl_m, SINGLE_DEPTH_NESTING); + if (!pte_none(*pte_m)) + goto out; + } + + entry_m = pfn_pte(page_to_pfn(page_m), vma_m->vm_page_prot); + page_cache_get(page_m); + page_add_file_rmap(page_m); + inc_mm_counter_fast(mm, MM_FILEPAGES); + set_pte_at(mm, address_m, pte_m, entry_m); + update_mmu_cache(vma_m, address_m, pte_m); +out: + if (ptl != ptl_m) + spin_unlock(ptl_m); + pte_unmap(pte_m); +} + +static void pax_mirror_pfn_pte(struct vm_area_struct *vma, unsigned long address, unsigned long pfn_m, spinlock_t *ptl) +{ + struct mm_struct *mm = vma->vm_mm; + unsigned long address_m; + spinlock_t *ptl_m; + struct vm_area_struct *vma_m; + pmd_t *pmd_m; + pte_t *pte_m, entry_m; + + vma_m = pax_find_mirror_vma(vma); + if (!vma_m) + return; + + BUG_ON(address >= SEGMEXEC_TASK_SIZE); + address_m = address + SEGMEXEC_TASK_SIZE; + pmd_m = pmd_offset(pud_offset(pgd_offset(mm, address_m), address_m), address_m); + pte_m = pte_offset_map(pmd_m, address_m); + ptl_m = pte_lockptr(mm, pmd_m); + if (ptl != ptl_m) { + spin_lock_nested(ptl_m, SINGLE_DEPTH_NESTING); + if (!pte_none(*pte_m)) + goto out; + } + + entry_m = pfn_pte(pfn_m, vma_m->vm_page_prot); + set_pte_at(mm, address_m, pte_m, entry_m); +out: + if (ptl != ptl_m) + spin_unlock(ptl_m); + pte_unmap(pte_m); +} + +static void pax_mirror_pte(struct vm_area_struct *vma, unsigned long address, pte_t *pte, pmd_t *pmd, spinlock_t *ptl) +{ + struct page *page_m; + pte_t entry; + + if (!(vma->vm_mm->pax_flags & MF_PAX_SEGMEXEC)) + goto out; + + entry = *pte; + page_m = vm_normal_page(vma, address, entry); + if (!page_m) + pax_mirror_pfn_pte(vma, address, pte_pfn(entry), ptl); + else if (PageAnon(page_m)) { + if (pax_find_mirror_vma(vma)) { + pte_unmap_unlock(pte, ptl); + lock_page(page_m); + pte = pte_offset_map_lock(vma->vm_mm, pmd, address, &ptl); + if (pte_same(entry, *pte)) + pax_mirror_anon_pte(vma, address, page_m, ptl); + else + unlock_page(page_m); + } + } else + pax_mirror_file_pte(vma, address, page_m, ptl); + +out: + pte_unmap_unlock(pte, ptl); +} +#endif + /* * Handle the case of a page which we actually need to copy to a new page. * @@ -2095,6 +2311,12 @@ static int wp_page_copy(struct mm_struct *mm, struct vm_area_struct *vma, */ page_table = pte_offset_map_lock(mm, pmd, address, &ptl); if (likely(pte_same(*page_table, orig_pte))) { + +#ifdef CONFIG_PAX_SEGMEXEC + if (pax_find_mirror_vma(vma)) + BUG_ON(!trylock_page(new_page)); +#endif + if (old_page) { if (!PageAnon(old_page)) { dec_mm_counter_fast(mm, MM_FILEPAGES); @@ -2149,6 +2371,10 @@ static int wp_page_copy(struct mm_struct *mm, struct vm_area_struct *vma, page_remove_rmap(old_page); } +#ifdef CONFIG_PAX_SEGMEXEC + pax_mirror_anon_pte(vma, address, new_page, ptl); +#endif + /* Free the old page.. */ new_page = old_page; page_copied = 1; @@ -2580,6 +2806,11 @@ static int do_swap_page(struct mm_struct *mm, struct vm_area_struct *vma, swap_free(entry); if (vm_swap_full() || (vma->vm_flags & VM_LOCKED) || PageMlocked(page)) try_to_free_swap(page); + +#ifdef CONFIG_PAX_SEGMEXEC + if ((flags & FAULT_FLAG_WRITE) || !pax_find_mirror_vma(vma)) +#endif + unlock_page(page); if (page != swapcache) { /* @@ -2603,6 +2834,11 @@ static int do_swap_page(struct mm_struct *mm, struct vm_area_struct *vma, /* No need to invalidate - it was non-present before */ update_mmu_cache(vma, address, page_table); + +#ifdef CONFIG_PAX_SEGMEXEC + pax_mirror_anon_pte(vma, address, page, ptl); +#endif + unlock: pte_unmap_unlock(page_table, ptl); out: @@ -2622,40 +2858,6 @@ out_release: } /* - * This is like a special single-page "expand_{down|up}wards()", - * except we must first make sure that 'address{-|+}PAGE_SIZE' - * doesn't hit another vma. - */ -static inline int check_stack_guard_page(struct vm_area_struct *vma, unsigned long address) -{ - address &= PAGE_MASK; - if ((vma->vm_flags & VM_GROWSDOWN) && address == vma->vm_start) { - struct vm_area_struct *prev = vma->vm_prev; - - /* - * Is there a mapping abutting this one below? - * - * That's only ok if it's the same stack mapping - * that has gotten split.. - */ - if (prev && prev->vm_end == address) - return prev->vm_flags & VM_GROWSDOWN ? 0 : -ENOMEM; - - return expand_downwards(vma, address - PAGE_SIZE); - } - if ((vma->vm_flags & VM_GROWSUP) && address + PAGE_SIZE == vma->vm_end) { - struct vm_area_struct *next = vma->vm_next; - - /* As VM_GROWSDOWN but s/below/above/ */ - if (next && next->vm_start == address + PAGE_SIZE) - return next->vm_flags & VM_GROWSUP ? 0 : -ENOMEM; - - return expand_upwards(vma, address + PAGE_SIZE); - } - return 0; -} - -/* * We enter with non-exclusive mmap_sem (to exclude vma changes, * but allow concurrent faults), and pte mapped but not yet locked. * We return with mmap_sem still held, but pte unmapped and unlocked. @@ -2665,25 +2867,22 @@ static int do_anonymous_page(struct mm_struct *mm, struct vm_area_struct *vma, unsigned int flags) { struct mem_cgroup *memcg; - struct page *page; + struct page *page = NULL; spinlock_t *ptl; pte_t entry; - pte_unmap(page_table); - /* File mapping without ->vm_ops ? */ - if (vma->vm_flags & VM_SHARED) + if (vma->vm_flags & VM_SHARED) { + pte_unmap(page_table); return VM_FAULT_SIGBUS; - - /* Check if we need to add a guard page to the stack */ - if (check_stack_guard_page(vma, address) < 0) - return VM_FAULT_SIGSEGV; + } /* Use the zero-page for reads */ if (!(flags & FAULT_FLAG_WRITE) && !mm_forbids_zeropage(mm)) { entry = pte_mkspecial(pfn_pte(my_zero_pfn(address), vma->vm_page_prot)); - page_table = pte_offset_map_lock(mm, pmd, address, &ptl); + ptl = pte_lockptr(mm, pmd); + spin_lock(ptl); if (!pte_none(*page_table)) goto unlock; /* Deliver the page fault to userland, check inside PT lock */ @@ -2696,6 +2895,8 @@ static int do_anonymous_page(struct mm_struct *mm, struct vm_area_struct *vma, } /* Allocate our own private page. */ + pte_unmap(page_table); + if (unlikely(anon_vma_prepare(vma))) goto oom; page = alloc_zeroed_user_highpage_movable(vma, address); @@ -2729,6 +2930,11 @@ static int do_anonymous_page(struct mm_struct *mm, struct vm_area_struct *vma, VM_UFFD_MISSING); } +#ifdef CONFIG_PAX_SEGMEXEC + if (pax_find_mirror_vma(vma)) + BUG_ON(!trylock_page(page)); +#endif + inc_mm_counter_fast(mm, MM_ANONPAGES); page_add_new_anon_rmap(page, vma, address); mem_cgroup_commit_charge(page, memcg, false); @@ -2738,6 +2944,12 @@ setpte: /* No need to invalidate - it was non-present before */ update_mmu_cache(vma, address, page_table); + +#ifdef CONFIG_PAX_SEGMEXEC + if (page) + pax_mirror_anon_pte(vma, address, page, ptl); +#endif + unlock: pte_unmap_unlock(page_table, ptl); return 0; @@ -2970,6 +3182,11 @@ static int do_read_fault(struct mm_struct *mm, struct vm_area_struct *vma, return ret; } do_set_pte(vma, address, fault_page, pte, false, false); + +#ifdef CONFIG_PAX_SEGMEXEC + pax_mirror_file_pte(vma, address, fault_page, ptl); +#endif + unlock_page(fault_page); unlock_out: pte_unmap_unlock(pte, ptl); @@ -3021,7 +3238,18 @@ static int do_cow_fault(struct mm_struct *mm, struct vm_area_struct *vma, } goto uncharge_out; } + +#ifdef CONFIG_PAX_SEGMEXEC + if (pax_find_mirror_vma(vma)) + BUG_ON(!trylock_page(new_page)); +#endif + do_set_pte(vma, address, new_page, pte, true, true); + +#ifdef CONFIG_PAX_SEGMEXEC + pax_mirror_anon_pte(vma, address, new_page, ptl); +#endif + mem_cgroup_commit_charge(new_page, memcg, false); lru_cache_add_active_or_unevictable(new_page, vma); pte_unmap_unlock(pte, ptl); @@ -3079,6 +3307,11 @@ static int do_shared_fault(struct mm_struct *mm, struct vm_area_struct *vma, return ret; } do_set_pte(vma, address, fault_page, pte, true, false); + +#ifdef CONFIG_PAX_SEGMEXEC + pax_mirror_file_pte(vma, address, fault_page, ptl); +#endif + pte_unmap_unlock(pte, ptl); if (set_page_dirty(fault_page)) @@ -3325,6 +3558,12 @@ static int handle_pte_fault(struct mm_struct *mm, if (flags & FAULT_FLAG_WRITE) flush_tlb_fix_spurious_fault(vma, address); } + +#ifdef CONFIG_PAX_SEGMEXEC + pax_mirror_pte(vma, address, pte, pmd, ptl); + return 0; +#endif + unlock: pte_unmap_unlock(pte, ptl); return 0; @@ -3344,9 +3583,41 @@ static int __handle_mm_fault(struct mm_struct *mm, struct vm_area_struct *vma, pmd_t *pmd; pte_t *pte; +#ifdef CONFIG_PAX_SEGMEXEC + struct vm_area_struct *vma_m; +#endif + if (unlikely(is_vm_hugetlb_page(vma))) return hugetlb_fault(mm, vma, address, flags); +#ifdef CONFIG_PAX_SEGMEXEC + vma_m = pax_find_mirror_vma(vma); + if (vma_m) { + unsigned long address_m; + pgd_t *pgd_m; + pud_t *pud_m; + pmd_t *pmd_m; + + if (vma->vm_start > vma_m->vm_start) { + address_m = address; + address -= SEGMEXEC_TASK_SIZE; + vma = vma_m; + } else + address_m = address + SEGMEXEC_TASK_SIZE; + + pgd_m = pgd_offset(mm, address_m); + pud_m = pud_alloc(mm, pgd_m, address_m); + if (!pud_m) + return VM_FAULT_OOM; + pmd_m = pmd_alloc(mm, pud_m, address_m); + if (!pmd_m) + return VM_FAULT_OOM; + if (!pmd_present(*pmd_m) && __pte_alloc(mm, vma_m, pmd_m, address_m)) + return VM_FAULT_OOM; + pax_unmap_mirror_pte(vma_m, address_m, pmd_m); + } +#endif + pgd = pgd_offset(mm, address); pud = pud_alloc(mm, pgd, address); if (!pud) @@ -3478,6 +3749,23 @@ int __pud_alloc(struct mm_struct *mm, pgd_t *pgd, unsigned long address) spin_unlock(&mm->page_table_lock); return 0; } + +int __pud_alloc_kernel(struct mm_struct *mm, pgd_t *pgd, unsigned long address) +{ + pud_t *new = pud_alloc_one(mm, address); + if (!new) + return -ENOMEM; + + smp_wmb(); /* See comment in __pte_alloc */ + + spin_lock(&mm->page_table_lock); + if (pgd_present(*pgd)) /* Another has populated it */ + pud_free(mm, new); + else + pgd_populate_kernel(mm, pgd, new); + spin_unlock(&mm->page_table_lock); + return 0; +} #endif /* __PAGETABLE_PUD_FOLDED */ #ifndef __PAGETABLE_PMD_FOLDED @@ -3510,6 +3798,32 @@ int __pmd_alloc(struct mm_struct *mm, pud_t *pud, unsigned long address) spin_unlock(&mm->page_table_lock); return 0; } + +int __pmd_alloc_kernel(struct mm_struct *mm, pud_t *pud, unsigned long address) +{ + pmd_t *new = pmd_alloc_one(mm, address); + if (!new) + return -ENOMEM; + + smp_wmb(); /* See comment in __pte_alloc */ + + spin_lock(&mm->page_table_lock); +#ifndef __ARCH_HAS_4LEVEL_HACK + if (!pud_present(*pud)) { + mm_inc_nr_pmds(mm); + pud_populate_kernel(mm, pud, new); + } else /* Another has populated it */ + pmd_free(mm, new); +#else + if (!pgd_present(*pud)) { + mm_inc_nr_pmds(mm); + pgd_populate_kernel(mm, pud, new); + } else /* Another has populated it */ + pmd_free(mm, new); +#endif /* __ARCH_HAS_4LEVEL_HACK */ + spin_unlock(&mm->page_table_lock); + return 0; +} #endif /* __PAGETABLE_PMD_FOLDED */ static int __follow_pte(struct mm_struct *mm, unsigned long address, @@ -3619,8 +3933,8 @@ out: return ret; } -int generic_access_phys(struct vm_area_struct *vma, unsigned long addr, - void *buf, int len, int write) +ssize_t generic_access_phys(struct vm_area_struct *vma, unsigned long addr, + void *buf, size_t len, int write) { resource_size_t phys_addr; unsigned long prot = 0; @@ -3646,8 +3960,8 @@ EXPORT_SYMBOL_GPL(generic_access_phys); * Access another process' address space as given in mm. If non-NULL, use the * given task for page fault accounting. */ -static int __access_remote_vm(struct task_struct *tsk, struct mm_struct *mm, - unsigned long addr, void *buf, int len, int write) +static ssize_t __access_remote_vm(struct task_struct *tsk, struct mm_struct *mm, + unsigned long addr, void *buf, size_t len, int write) { struct vm_area_struct *vma; void *old_buf = buf; @@ -3655,7 +3969,7 @@ static int __access_remote_vm(struct task_struct *tsk, struct mm_struct *mm, down_read(&mm->mmap_sem); /* ignore errors, just check how much was successfully transferred */ while (len) { - int bytes, ret, offset; + ssize_t bytes, ret, offset; void *maddr; struct page *page = NULL; @@ -3716,8 +4030,8 @@ static int __access_remote_vm(struct task_struct *tsk, struct mm_struct *mm, * * The caller must hold a reference on @mm. */ -int access_remote_vm(struct mm_struct *mm, unsigned long addr, - void *buf, int len, int write) +ssize_t access_remote_vm(struct mm_struct *mm, unsigned long addr, + void *buf, size_t len, int write) { return __access_remote_vm(NULL, mm, addr, buf, len, write); } @@ -3727,11 +4041,11 @@ int access_remote_vm(struct mm_struct *mm, unsigned long addr, * Source/target buffer must be kernel space, * Do not walk the page table directly, use get_user_pages */ -int access_process_vm(struct task_struct *tsk, unsigned long addr, - void *buf, int len, int write) +ssize_t access_process_vm(struct task_struct *tsk, unsigned long addr, + void *buf, size_t len, int write) { struct mm_struct *mm; - int ret; + ssize_t ret; mm = get_task_mm(tsk); if (!mm) diff --git a/mm/mempolicy.c b/mm/mempolicy.c index 87a1779..ebf95d4 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -700,6 +700,10 @@ static int mbind_range(struct mm_struct *mm, unsigned long start, unsigned long vmstart; unsigned long vmend; +#ifdef CONFIG_PAX_SEGMEXEC + struct vm_area_struct *vma_m; +#endif + vma = find_vma(mm, start); if (!vma || vma->vm_start > start) return -EFAULT; @@ -743,6 +747,16 @@ static int mbind_range(struct mm_struct *mm, unsigned long start, err = vma_replace_policy(vma, new_pol); if (err) goto out; + +#ifdef CONFIG_PAX_SEGMEXEC + vma_m = pax_find_mirror_vma(vma); + if (vma_m) { + err = vma_replace_policy(vma_m, new_pol); + if (err) + goto out; + } +#endif + } out: @@ -1158,6 +1172,17 @@ static long do_mbind(unsigned long start, unsigned long len, if (end < start) return -EINVAL; + +#ifdef CONFIG_PAX_SEGMEXEC + if (mm->pax_flags & MF_PAX_SEGMEXEC) { + if (end > SEGMEXEC_TASK_SIZE) + return -EINVAL; + } else +#endif + + if (end > TASK_SIZE) + return -EINVAL; + if (end == start) return 0; @@ -1383,8 +1408,7 @@ SYSCALL_DEFINE4(migrate_pages, pid_t, pid, unsigned long, maxnode, */ tcred = __task_cred(task); if (!uid_eq(cred->euid, tcred->suid) && !uid_eq(cred->euid, tcred->uid) && - !uid_eq(cred->uid, tcred->suid) && !uid_eq(cred->uid, tcred->uid) && - !capable(CAP_SYS_NICE)) { + !uid_eq(cred->uid, tcred->suid) && !capable(CAP_SYS_NICE)) { rcu_read_unlock(); err = -EPERM; goto out_put; @@ -1415,6 +1439,15 @@ SYSCALL_DEFINE4(migrate_pages, pid_t, pid, unsigned long, maxnode, goto out; } +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + if (mm != current->mm && + (mm->pax_flags & MF_PAX_RANDMMAP || mm->pax_flags & MF_PAX_SEGMEXEC)) { + mmput(mm); + err = -EPERM; + goto out; + } +#endif + err = do_migrate_pages(mm, old, new, capable(CAP_SYS_NICE) ? MPOL_MF_MOVE_ALL : MPOL_MF_MOVE); diff --git a/mm/migrate.c b/mm/migrate.c index 842ecd7..c8f2fc5 100644 --- a/mm/migrate.c +++ b/mm/migrate.c @@ -1502,8 +1502,7 @@ SYSCALL_DEFINE6(move_pages, pid_t, pid, unsigned long, nr_pages, */ tcred = __task_cred(task); if (!uid_eq(cred->euid, tcred->suid) && !uid_eq(cred->euid, tcred->uid) && - !uid_eq(cred->uid, tcred->suid) && !uid_eq(cred->uid, tcred->uid) && - !capable(CAP_SYS_NICE)) { + !uid_eq(cred->uid, tcred->suid) && !capable(CAP_SYS_NICE)) { rcu_read_unlock(); err = -EPERM; goto out; diff --git a/mm/mlock.c b/mm/mlock.c index 25936680..d0eff96 100644 --- a/mm/mlock.c +++ b/mm/mlock.c @@ -14,6 +14,7 @@ #include <linux/pagevec.h> #include <linux/mempolicy.h> #include <linux/syscalls.h> +#include <linux/security.h> #include <linux/sched.h> #include <linux/export.h> #include <linux/rmap.h> @@ -558,7 +559,7 @@ static int do_mlock(unsigned long start, size_t len, int on) { unsigned long nstart, end, tmp; struct vm_area_struct * vma, * prev; - int error; + int error = 0; VM_BUG_ON(start & ~PAGE_MASK); VM_BUG_ON(len != PAGE_ALIGN(len)); @@ -567,6 +568,9 @@ static int do_mlock(unsigned long start, size_t len, int on) return -EINVAL; if (end == start) return 0; + if (end > TASK_SIZE) + return -EINVAL; + vma = find_vma(current->mm, start); if (!vma || vma->vm_start > start) return -ENOMEM; @@ -578,6 +582,11 @@ static int do_mlock(unsigned long start, size_t len, int on) for (nstart = start ; ; ) { vm_flags_t newflags; +#ifdef CONFIG_PAX_SEGMEXEC + if ((current->mm->pax_flags & MF_PAX_SEGMEXEC) && (vma->vm_start >= SEGMEXEC_TASK_SIZE)) + break; +#endif + /* Here we know that vma->vm_start <= nstart < vma->vm_end. */ newflags = vma->vm_flags & ~VM_LOCKED; @@ -628,6 +637,7 @@ SYSCALL_DEFINE2(mlock, unsigned long, start, size_t, len) locked += current->mm->locked_vm; /* check against resource limits */ + gr_learn_resource(current, RLIMIT_MEMLOCK, (current->mm->locked_vm << PAGE_SHIFT) + len, 1); if ((locked <= lock_limit) || capable(CAP_IPC_LOCK)) error = do_mlock(start, len, 1); @@ -669,6 +679,11 @@ static int do_mlockall(int flags) for (vma = current->mm->mmap; vma ; vma = prev->vm_next) { vm_flags_t newflags; +#ifdef CONFIG_PAX_SEGMEXEC + if ((current->mm->pax_flags & MF_PAX_SEGMEXEC) && (vma->vm_start >= SEGMEXEC_TASK_SIZE)) + break; +#endif + newflags = vma->vm_flags & ~VM_LOCKED; if (flags & MCL_CURRENT) newflags |= VM_LOCKED; @@ -700,8 +715,10 @@ SYSCALL_DEFINE1(mlockall, int, flags) lock_limit >>= PAGE_SHIFT; ret = -ENOMEM; + + gr_learn_resource(current, RLIMIT_MEMLOCK, current->mm->total_vm << PAGE_SHIFT, 1); + down_write(¤t->mm->mmap_sem); - if (!(flags & MCL_CURRENT) || (current->mm->total_vm <= lock_limit) || capable(CAP_IPC_LOCK)) ret = do_mlockall(flags); diff --git a/mm/mm_init.c b/mm/mm_init.c index fdadf91..5f527d1 100644 --- a/mm/mm_init.c +++ b/mm/mm_init.c @@ -170,7 +170,7 @@ static int __meminit mm_compute_batch_notifier(struct notifier_block *self, return NOTIFY_OK; } -static struct notifier_block compute_batch_nb __meminitdata = { +static struct notifier_block compute_batch_nb __meminitconst = { .notifier_call = mm_compute_batch_notifier, .priority = IPC_CALLBACK_PRI, /* use lowest priority */ }; diff --git a/mm/mmap.c b/mm/mmap.c index 79bcc9f..481e0f5c 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -42,6 +42,7 @@ #include <linux/memory.h> #include <linux/printk.h> #include <linux/userfaultfd_k.h> +#include <linux/random.h> #include <asm/uaccess.h> #include <asm/cacheflush.h> @@ -58,6 +59,16 @@ #define arch_rebalance_pgtables(addr, len) (addr) #endif +static inline void verify_mm_writelocked(struct mm_struct *mm) +{ +#if defined(CONFIG_DEBUG_VM) || defined(CONFIG_PAX) + if (unlikely(down_read_trylock(&mm->mmap_sem))) { + up_read(&mm->mmap_sem); + BUG(); + } +#endif +} + static void unmap_region(struct mm_struct *mm, struct vm_area_struct *vma, struct vm_area_struct *prev, unsigned long start, unsigned long end); @@ -77,16 +88,25 @@ static void unmap_region(struct mm_struct *mm, * x: (no) no x: (no) yes x: (no) yes x: (yes) yes * */ -pgprot_t protection_map[16] = { +pgprot_t protection_map[16] __read_only = { __P000, __P001, __P010, __P011, __P100, __P101, __P110, __P111, __S000, __S001, __S010, __S011, __S100, __S101, __S110, __S111 }; -pgprot_t vm_get_page_prot(unsigned long vm_flags) +pgprot_t vm_get_page_prot(vm_flags_t vm_flags) { - return __pgprot(pgprot_val(protection_map[vm_flags & + pgprot_t prot = __pgprot(pgprot_val(protection_map[vm_flags & (VM_READ|VM_WRITE|VM_EXEC|VM_SHARED)]) | pgprot_val(arch_vm_get_page_prot(vm_flags))); + +#if defined(CONFIG_PAX_PAGEEXEC) && defined(CONFIG_X86_32) + if (!(__supported_pte_mask & _PAGE_NX) && + (vm_flags & (VM_PAGEEXEC | VM_EXEC)) == VM_PAGEEXEC && + (vm_flags & (VM_READ | VM_WRITE))) + prot = __pgprot(pte_val(pte_exprotect(__pte(pgprot_val(prot))))); +#endif + + return prot; } EXPORT_SYMBOL(vm_get_page_prot); @@ -115,6 +135,7 @@ unsigned long sysctl_overcommit_kbytes __read_mostly; int sysctl_max_map_count __read_mostly = DEFAULT_MAX_MAP_COUNT; unsigned long sysctl_user_reserve_kbytes __read_mostly = 1UL << 17; /* 128MB */ unsigned long sysctl_admin_reserve_kbytes __read_mostly = 1UL << 13; /* 8MB */ +unsigned long sysctl_heap_stack_gap __read_mostly = 64*1024; /* * Make sure vm_committed_as in one cacheline and not cacheline shared with * other variables. It can be updated by several CPUs frequently. @@ -272,6 +293,7 @@ static struct vm_area_struct *remove_vma(struct vm_area_struct *vma) struct vm_area_struct *next = vma->vm_next; might_sleep(); + BUG_ON(vma->vm_mirror); if (vma->vm_ops && vma->vm_ops->close) vma->vm_ops->close(vma); if (vma->vm_file) @@ -285,6 +307,7 @@ static unsigned long do_brk(unsigned long addr, unsigned long len); SYSCALL_DEFINE1(brk, unsigned long, brk) { + unsigned long rlim; unsigned long retval; unsigned long newbrk, oldbrk; struct mm_struct *mm = current->mm; @@ -315,7 +338,13 @@ SYSCALL_DEFINE1(brk, unsigned long, brk) * segment grow beyond its set limit the in case where the limit is * not page aligned -Ram Gupta */ - if (check_data_rlimit(rlimit(RLIMIT_DATA), brk, mm->start_brk, + rlim = rlimit(RLIMIT_DATA); +#ifdef CONFIG_GRKERNSEC_PROC_MEMMAP + /* force a minimum 16MB brk heap on setuid/setgid binaries */ + if (rlim < (4096 * PAGE_SIZE) && (get_dumpable(mm) != SUID_DUMP_USER) && gr_is_global_nonroot(current_uid())) + rlim = 4096 * PAGE_SIZE; +#endif + if (check_data_rlimit(rlim, brk, mm->start_brk, mm->end_data, mm->start_data)) goto out; @@ -973,6 +1002,12 @@ can_vma_merge_before(struct vm_area_struct *vma, unsigned long vm_flags, pgoff_t vm_pgoff, struct vm_userfaultfd_ctx vm_userfaultfd_ctx) { + +#ifdef CONFIG_PAX_SEGMEXEC + if ((vma->vm_mm->pax_flags & MF_PAX_SEGMEXEC) && vma->vm_start == SEGMEXEC_TASK_SIZE) + return 0; +#endif + if (is_mergeable_vma(vma, file, vm_flags, vm_userfaultfd_ctx) && is_mergeable_anon_vma(anon_vma, vma->anon_vma, vma)) { if (vma->vm_pgoff == vm_pgoff) @@ -994,6 +1029,12 @@ can_vma_merge_after(struct vm_area_struct *vma, unsigned long vm_flags, pgoff_t vm_pgoff, struct vm_userfaultfd_ctx vm_userfaultfd_ctx) { + +#ifdef CONFIG_PAX_SEGMEXEC + if ((vma->vm_mm->pax_flags & MF_PAX_SEGMEXEC) && vma->vm_end == SEGMEXEC_TASK_SIZE) + return 0; +#endif + if (is_mergeable_vma(vma, file, vm_flags, vm_userfaultfd_ctx) && is_mergeable_anon_vma(anon_vma, vma->anon_vma, vma)) { pgoff_t vm_pglen; @@ -1044,6 +1085,13 @@ struct vm_area_struct *vma_merge(struct mm_struct *mm, struct vm_area_struct *area, *next; int err; +#ifdef CONFIG_PAX_SEGMEXEC + unsigned long addr_m = addr + SEGMEXEC_TASK_SIZE, end_m = end + SEGMEXEC_TASK_SIZE; + struct vm_area_struct *area_m = NULL, *next_m = NULL, *prev_m = NULL; + + BUG_ON((mm->pax_flags & MF_PAX_SEGMEXEC) && SEGMEXEC_TASK_SIZE < end); +#endif + /* * We later require that vma->vm_flags == vm_flags, * so this tests vma->vm_flags & VM_SPECIAL, too. @@ -1059,6 +1107,15 @@ struct vm_area_struct *vma_merge(struct mm_struct *mm, if (next && next->vm_end == end) /* cases 6, 7, 8 */ next = next->vm_next; +#ifdef CONFIG_PAX_SEGMEXEC + if (prev) + prev_m = pax_find_mirror_vma(prev); + if (area) + area_m = pax_find_mirror_vma(area); + if (next) + next_m = pax_find_mirror_vma(next); +#endif + /* * Can it merge with the predecessor? */ @@ -1081,9 +1138,24 @@ struct vm_area_struct *vma_merge(struct mm_struct *mm, /* cases 1, 6 */ err = vma_adjust(prev, prev->vm_start, next->vm_end, prev->vm_pgoff, NULL); - } else /* cases 2, 5, 7 */ + +#ifdef CONFIG_PAX_SEGMEXEC + if (!err && prev_m) + err = vma_adjust(prev_m, prev_m->vm_start, + next_m->vm_end, prev_m->vm_pgoff, NULL); +#endif + + } else { /* cases 2, 5, 7 */ err = vma_adjust(prev, prev->vm_start, end, prev->vm_pgoff, NULL); + +#ifdef CONFIG_PAX_SEGMEXEC + if (!err && prev_m) + err = vma_adjust(prev_m, prev_m->vm_start, + end_m, prev_m->vm_pgoff, NULL); +#endif + + } if (err) return NULL; khugepaged_enter_vma_merge(prev, vm_flags); @@ -1098,12 +1170,27 @@ struct vm_area_struct *vma_merge(struct mm_struct *mm, can_vma_merge_before(next, vm_flags, anon_vma, file, pgoff+pglen, vm_userfaultfd_ctx)) { - if (prev && addr < prev->vm_end) /* case 4 */ + if (prev && addr < prev->vm_end) { /* case 4 */ err = vma_adjust(prev, prev->vm_start, addr, prev->vm_pgoff, NULL); - else /* cases 3, 8 */ + +#ifdef CONFIG_PAX_SEGMEXEC + if (!err && prev_m) + err = vma_adjust(prev_m, prev_m->vm_start, + addr_m, prev_m->vm_pgoff, NULL); +#endif + + } else { /* cases 3, 8 */ err = vma_adjust(area, addr, next->vm_end, next->vm_pgoff - pglen, NULL); + +#ifdef CONFIG_PAX_SEGMEXEC + if (!err && area_m) + err = vma_adjust(area_m, addr_m, next_m->vm_end, + next_m->vm_pgoff - pglen, NULL); +#endif + + } if (err) return NULL; khugepaged_enter_vma_merge(area, vm_flags); @@ -1212,8 +1299,10 @@ none: void vm_stat_account(struct mm_struct *mm, unsigned long flags, struct file *file, long pages) { - const unsigned long stack_flags - = VM_STACK_FLAGS & (VM_GROWSUP|VM_GROWSDOWN); + +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP) || (flags & (VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC))) +#endif mm->total_vm += pages; @@ -1221,7 +1310,7 @@ void vm_stat_account(struct mm_struct *mm, unsigned long flags, mm->shared_vm += pages; if ((flags & (VM_EXEC|VM_WRITE)) == VM_EXEC) mm->exec_vm += pages; - } else if (flags & stack_flags) + } else if (flags & (VM_GROWSUP|VM_GROWSDOWN)) mm->stack_vm += pages; } #endif /* CONFIG_PROC_FS */ @@ -1251,6 +1340,7 @@ static inline int mlock_future_check(struct mm_struct *mm, locked += mm->locked_vm; lock_limit = rlimit(RLIMIT_MEMLOCK); lock_limit >>= PAGE_SHIFT; + gr_learn_resource(current, RLIMIT_MEMLOCK, locked << PAGE_SHIFT, 1); if (locked > lock_limit && !capable(CAP_IPC_LOCK)) return -EAGAIN; } @@ -1278,7 +1368,7 @@ unsigned long do_mmap(struct file *file, unsigned long addr, * (the exception is when the underlying filesystem is noexec * mounted, in which case we dont add PROT_EXEC.) */ - if ((prot & PROT_READ) && (current->personality & READ_IMPLIES_EXEC)) + if ((prot & (PROT_READ | PROT_WRITE)) && (current->personality & READ_IMPLIES_EXEC)) if (!(file && path_noexec(&file->f_path))) prot |= PROT_EXEC; @@ -1301,7 +1391,7 @@ unsigned long do_mmap(struct file *file, unsigned long addr, /* Obtain the address to map to. we verify (or select) it and ensure * that it represents a valid section of the address space. */ - addr = get_unmapped_area(file, addr, len, pgoff, flags); + addr = get_unmapped_area(file, addr, len, pgoff, flags | ((prot & PROT_EXEC) ? MAP_EXECUTABLE : 0)); if (addr & ~PAGE_MASK) return addr; @@ -1312,6 +1402,43 @@ unsigned long do_mmap(struct file *file, unsigned long addr, vm_flags |= calc_vm_prot_bits(prot) | calc_vm_flag_bits(flags) | mm->def_flags | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC; +#ifdef CONFIG_PAX_MPROTECT + if (mm->pax_flags & MF_PAX_MPROTECT) { + +#ifdef CONFIG_GRKERNSEC_RWXMAP_LOG + if (file && !pgoff && (vm_flags & VM_EXEC) && mm->binfmt && + mm->binfmt->handle_mmap) + mm->binfmt->handle_mmap(file); +#endif + +#ifndef CONFIG_PAX_MPROTECT_COMPAT + if ((vm_flags & (VM_WRITE | VM_EXEC)) == (VM_WRITE | VM_EXEC)) { + gr_log_rwxmmap(file); + +#ifdef CONFIG_PAX_EMUPLT + vm_flags &= ~VM_EXEC; +#else + return -EPERM; +#endif + + } + + if (!(vm_flags & VM_EXEC)) + vm_flags &= ~VM_MAYEXEC; +#else + if ((vm_flags & (VM_WRITE | VM_EXEC)) != VM_EXEC) + vm_flags &= ~(VM_EXEC | VM_MAYEXEC); +#endif + else + vm_flags &= ~VM_MAYWRITE; + } +#endif + +#if defined(CONFIG_PAX_PAGEEXEC) && defined(CONFIG_X86_32) + if ((mm->pax_flags & MF_PAX_PAGEEXEC) && file) + vm_flags &= ~VM_PAGEEXEC; +#endif + if (flags & MAP_LOCKED) if (!can_do_mlock()) return -EPERM; @@ -1399,6 +1526,9 @@ unsigned long do_mmap(struct file *file, unsigned long addr, vm_flags |= VM_NORESERVE; } + if (!gr_acl_handle_mmap(file, prot)) + return -EACCES; + addr = mmap_region(file, addr, len, vm_flags, pgoff); if (!IS_ERR_VALUE(addr) && ((vm_flags & VM_LOCKED) || @@ -1493,7 +1623,7 @@ int vma_wants_writenotify(struct vm_area_struct *vma) const struct vm_operations_struct *vm_ops = vma->vm_ops; /* If it was private or non-writable, the write bit is already clear */ - if ((vm_flags & (VM_WRITE|VM_SHARED)) != ((VM_WRITE|VM_SHARED))) + if ((vm_flags & (VM_WRITE|VM_SHARED)) != (VM_WRITE|VM_SHARED)) return 0; /* The backer wishes to know when pages are first written to? */ @@ -1544,7 +1674,22 @@ unsigned long mmap_region(struct file *file, unsigned long addr, struct rb_node **rb_link, *rb_parent; unsigned long charged = 0; +#ifdef CONFIG_PAX_SEGMEXEC + struct vm_area_struct *vma_m = NULL; +#endif + + /* + * mm->mmap_sem is required to protect against another thread + * changing the mappings in case we sleep. + */ + verify_mm_writelocked(mm); + /* Check against address space limit. */ + +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP) || (vm_flags & (VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC))) +#endif + if (!may_expand_vm(mm, len >> PAGE_SHIFT)) { unsigned long nr_pages; @@ -1567,6 +1712,7 @@ unsigned long mmap_region(struct file *file, unsigned long addr, &rb_parent)) { if (do_munmap(mm, addr, len)) return -ENOMEM; + BUG_ON(find_vma_links(mm, addr, addr + len, &prev, &rb_link, &rb_parent)); } /* @@ -1598,6 +1744,16 @@ unsigned long mmap_region(struct file *file, unsigned long addr, goto unacct_error; } +#ifdef CONFIG_PAX_SEGMEXEC + if ((mm->pax_flags & MF_PAX_SEGMEXEC) && (vm_flags & VM_EXEC)) { + vma_m = kmem_cache_zalloc(vm_area_cachep, GFP_KERNEL); + if (!vma_m) { + error = -ENOMEM; + goto free_vma; + } + } +#endif + vma->vm_mm = mm; vma->vm_start = addr; vma->vm_end = addr + len; @@ -1628,6 +1784,13 @@ unsigned long mmap_region(struct file *file, unsigned long addr, if (error) goto unmap_and_free_vma; +#if defined(CONFIG_PAX_PAGEEXEC) && defined(CONFIG_X86_32) + if ((mm->pax_flags & MF_PAX_PAGEEXEC) && !(vma->vm_flags & VM_SPECIAL)) { + vma->vm_flags |= VM_PAGEEXEC; + vma->vm_page_prot = vm_get_page_prot(vma->vm_flags); + } +#endif + /* Can addr have changed?? * * Answer: Yes, several device drivers can do it in their @@ -1646,6 +1809,12 @@ unsigned long mmap_region(struct file *file, unsigned long addr, } vma_link(mm, vma, prev, rb_link, rb_parent); + +#ifdef CONFIG_PAX_SEGMEXEC + if (vma_m) + BUG_ON(pax_mirror_vma(vma_m, vma)); +#endif + /* Once vma denies write, undo our temporary denial count */ if (file) { if (vm_flags & VM_SHARED) @@ -1658,6 +1827,7 @@ out: perf_event_mmap(vma); vm_stat_account(mm, vm_flags, file, len >> PAGE_SHIFT); + track_exec_limit(mm, addr, addr + len, vm_flags); if (vm_flags & VM_LOCKED) { if (!((vm_flags & VM_SPECIAL) || is_vm_hugetlb_page(vma) || vma == get_gate_vma(current->mm))) @@ -1695,6 +1865,12 @@ allow_write_and_free_vma: if (vm_flags & VM_DENYWRITE) allow_write_access(file); free_vma: + +#ifdef CONFIG_PAX_SEGMEXEC + if (vma_m) + kmem_cache_free(vm_area_cachep, vma_m); +#endif + kmem_cache_free(vm_area_cachep, vma); unacct_error: if (charged) @@ -1702,7 +1878,63 @@ unacct_error: return error; } -unsigned long unmapped_area(struct vm_unmapped_area_info *info) +#ifdef CONFIG_GRKERNSEC_RAND_THREADSTACK +unsigned long gr_rand_threadstack_offset(const struct mm_struct *mm, const struct file *filp, unsigned long flags) +{ + if ((mm->pax_flags & MF_PAX_RANDMMAP) && !filp && (flags & MAP_STACK)) + return ((prandom_u32() & 0xFF) + 1) << PAGE_SHIFT; + + return 0; +} +#endif + +bool check_heap_stack_gap(const struct vm_area_struct *vma, unsigned long addr, unsigned long len, unsigned long offset) +{ + if (!vma) { +#ifdef CONFIG_STACK_GROWSUP + if (addr > sysctl_heap_stack_gap) + vma = find_vma(current->mm, addr - sysctl_heap_stack_gap); + else + vma = find_vma(current->mm, 0); + if (vma && (vma->vm_flags & VM_GROWSUP)) + return false; +#endif + return true; + } + + if (addr + len > vma->vm_start) + return false; + + if (vma->vm_flags & VM_GROWSDOWN) + return sysctl_heap_stack_gap <= vma->vm_start - addr - len; +#ifdef CONFIG_STACK_GROWSUP + else if (vma->vm_prev && (vma->vm_prev->vm_flags & VM_GROWSUP)) + return addr - vma->vm_prev->vm_end >= sysctl_heap_stack_gap; +#endif + else if (offset) + return offset <= vma->vm_start - addr - len; + + return true; +} + +unsigned long skip_heap_stack_gap(const struct vm_area_struct *vma, unsigned long len, unsigned long offset) +{ + if (vma->vm_start < len) + return -ENOMEM; + + if (!(vma->vm_flags & VM_GROWSDOWN)) { + if (offset <= vma->vm_start - len) + return vma->vm_start - len - offset; + else + return -ENOMEM; + } + + if (sysctl_heap_stack_gap <= vma->vm_start - len) + return vma->vm_start - len - sysctl_heap_stack_gap; + return -ENOMEM; +} + +unsigned long unmapped_area(const struct vm_unmapped_area_info *info) { /* * We implement the search by looking for an rbtree node that @@ -1750,11 +1982,29 @@ unsigned long unmapped_area(struct vm_unmapped_area_info *info) } } - gap_start = vma->vm_prev ? vma->vm_prev->vm_end : 0; + gap_start = vma->vm_prev ? vma->vm_prev->vm_end: 0; check_current: /* Check if current node has a suitable gap */ if (gap_start > high_limit) return -ENOMEM; + + if (gap_end - gap_start > info->threadstack_offset) + gap_start += info->threadstack_offset; + else + gap_start = gap_end; + + if (vma->vm_prev && (vma->vm_prev->vm_flags & VM_GROWSUP)) { + if (gap_end - gap_start > sysctl_heap_stack_gap) + gap_start += sysctl_heap_stack_gap; + else + gap_start = gap_end; + } + if (vma->vm_flags & VM_GROWSDOWN) { + if (gap_end - gap_start > sysctl_heap_stack_gap) + gap_end -= sysctl_heap_stack_gap; + else + gap_end = gap_start; + } if (gap_end >= low_limit && gap_end - gap_start >= length) goto found; @@ -1804,7 +2054,7 @@ found: return gap_start; } -unsigned long unmapped_area_topdown(struct vm_unmapped_area_info *info) +unsigned long unmapped_area_topdown(const struct vm_unmapped_area_info *info) { struct mm_struct *mm = current->mm; struct vm_area_struct *vma; @@ -1858,6 +2108,24 @@ check_current: gap_end = vma->vm_start; if (gap_end < low_limit) return -ENOMEM; + + if (gap_end - gap_start > info->threadstack_offset) + gap_end -= info->threadstack_offset; + else + gap_end = gap_start; + + if (vma->vm_prev && (vma->vm_prev->vm_flags & VM_GROWSUP)) { + if (gap_end - gap_start > sysctl_heap_stack_gap) + gap_start += sysctl_heap_stack_gap; + else + gap_start = gap_end; + } + if (vma->vm_flags & VM_GROWSDOWN) { + if (gap_end - gap_start > sysctl_heap_stack_gap) + gap_end -= sysctl_heap_stack_gap; + else + gap_end = gap_start; + } if (gap_start <= high_limit && gap_end - gap_start >= length) goto found; @@ -1921,6 +2189,7 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr, struct mm_struct *mm = current->mm; struct vm_area_struct *vma; struct vm_unmapped_area_info info; + unsigned long offset = gr_rand_threadstack_offset(mm, filp, flags); if (len > TASK_SIZE - mmap_min_addr) return -ENOMEM; @@ -1928,11 +2197,15 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr, if (flags & MAP_FIXED) return addr; +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + if (addr) { addr = PAGE_ALIGN(addr); vma = find_vma(mm, addr); if (TASK_SIZE - len >= addr && addr >= mmap_min_addr && - (!vma || addr + len <= vma->vm_start)) + check_heap_stack_gap(vma, addr, len, offset)) return addr; } @@ -1941,6 +2214,7 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr, info.low_limit = mm->mmap_base; info.high_limit = TASK_SIZE; info.align_mask = 0; + info.threadstack_offset = offset; return vm_unmapped_area(&info); } #endif @@ -1959,6 +2233,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, struct mm_struct *mm = current->mm; unsigned long addr = addr0; struct vm_unmapped_area_info info; + unsigned long offset = gr_rand_threadstack_offset(mm, filp, flags); /* requested length too big for entire address space */ if (len > TASK_SIZE - mmap_min_addr) @@ -1967,12 +2242,16 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, if (flags & MAP_FIXED) return addr; +#ifdef CONFIG_PAX_RANDMMAP + if (!(mm->pax_flags & MF_PAX_RANDMMAP)) +#endif + /* requesting a specific address */ if (addr) { addr = PAGE_ALIGN(addr); vma = find_vma(mm, addr); if (TASK_SIZE - len >= addr && addr >= mmap_min_addr && - (!vma || addr + len <= vma->vm_start)) + check_heap_stack_gap(vma, addr, len, offset)) return addr; } @@ -1981,6 +2260,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, info.low_limit = max(PAGE_SIZE, mmap_min_addr); info.high_limit = mm->mmap_base; info.align_mask = 0; + info.threadstack_offset = offset; addr = vm_unmapped_area(&info); /* @@ -1993,6 +2273,12 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, VM_BUG_ON(addr != -ENOMEM); info.flags = 0; info.low_limit = TASK_UNMAPPED_BASE; + +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) + info.low_limit += mm->delta_mmap; +#endif + info.high_limit = TASK_SIZE; addr = vm_unmapped_area(&info); } @@ -2093,6 +2379,28 @@ find_vma_prev(struct mm_struct *mm, unsigned long addr, return vma; } +#ifdef CONFIG_PAX_SEGMEXEC +struct vm_area_struct *pax_find_mirror_vma(struct vm_area_struct *vma) +{ + struct vm_area_struct *vma_m; + + BUG_ON(!vma || vma->vm_start >= vma->vm_end); + if (!(vma->vm_mm->pax_flags & MF_PAX_SEGMEXEC) || !(vma->vm_flags & VM_EXEC)) { + BUG_ON(vma->vm_mirror); + return NULL; + } + BUG_ON(vma->vm_start < SEGMEXEC_TASK_SIZE && SEGMEXEC_TASK_SIZE < vma->vm_end); + vma_m = vma->vm_mirror; + BUG_ON(!vma_m || vma_m->vm_mirror != vma); + BUG_ON(vma->vm_file != vma_m->vm_file); + BUG_ON(vma->vm_end - vma->vm_start != vma_m->vm_end - vma_m->vm_start); + BUG_ON(vma->vm_pgoff != vma_m->vm_pgoff); + BUG_ON(vma->anon_vma != vma_m->anon_vma && vma->anon_vma->root != vma_m->anon_vma->root); + BUG_ON((vma->vm_flags ^ vma_m->vm_flags) & ~(VM_WRITE | VM_MAYWRITE | VM_ACCOUNT | VM_LOCKED)); + return vma_m; +} +#endif + /* * Verify that the stack growth is acceptable and * update accounting. This is shared with both the @@ -2110,8 +2418,7 @@ static int acct_stack_growth(struct vm_area_struct *vma, unsigned long size, uns /* Stack limit test */ actual_size = size; - if (size && (vma->vm_flags & (VM_GROWSUP | VM_GROWSDOWN))) - actual_size -= PAGE_SIZE; + gr_learn_resource(current, RLIMIT_STACK, actual_size, 1); if (actual_size > READ_ONCE(rlim[RLIMIT_STACK].rlim_cur)) return -ENOMEM; @@ -2122,6 +2429,7 @@ static int acct_stack_growth(struct vm_area_struct *vma, unsigned long size, uns locked = mm->locked_vm + grow; limit = READ_ONCE(rlim[RLIMIT_MEMLOCK].rlim_cur); limit >>= PAGE_SHIFT; + gr_learn_resource(current, RLIMIT_MEMLOCK, locked << PAGE_SHIFT, 1); if (locked > limit && !capable(CAP_IPC_LOCK)) return -ENOMEM; } @@ -2151,37 +2459,48 @@ static int acct_stack_growth(struct vm_area_struct *vma, unsigned long size, uns * PA-RISC uses this for its stack; IA64 for its Register Backing Store. * vma is the last one with address > vma->vm_end. Have to extend vma. */ +#ifndef CONFIG_IA64 +static +#endif int expand_upwards(struct vm_area_struct *vma, unsigned long address) { int error; + bool locknext; if (!(vma->vm_flags & VM_GROWSUP)) return -EFAULT; + /* Also guard against wrapping around to address 0. */ + if (address < PAGE_ALIGN(address+1)) + address = PAGE_ALIGN(address+1); + else + return -ENOMEM; + /* * We must make sure the anon_vma is allocated * so that the anon_vma locking is not a noop. */ if (unlikely(anon_vma_prepare(vma))) return -ENOMEM; + locknext = vma->vm_next && (vma->vm_next->vm_flags & VM_GROWSDOWN); + if (locknext && anon_vma_prepare(vma->vm_next)) + return -ENOMEM; vma_lock_anon_vma(vma); + if (locknext) + vma_lock_anon_vma(vma->vm_next); /* * vma->vm_start/vm_end cannot change under us because the caller * is required to hold the mmap_sem in read mode. We need the - * anon_vma lock to serialize against concurrent expand_stacks. - * Also guard against wrapping around to address 0. + * anon_vma locks to serialize against concurrent expand_stacks + * and expand_upwards. */ - if (address < PAGE_ALIGN(address+4)) - address = PAGE_ALIGN(address+4); - else { - vma_unlock_anon_vma(vma); - return -ENOMEM; - } error = 0; /* Somebody else might have raced and expanded it already */ - if (address > vma->vm_end) { + if (vma->vm_next && (vma->vm_next->vm_flags & (VM_READ | VM_WRITE | VM_EXEC)) && vma->vm_next->vm_start - address < sysctl_heap_stack_gap) + error = -ENOMEM; + else if (address > vma->vm_end && (!locknext || vma->vm_next->vm_start >= address)) { unsigned long size, grow; size = address - vma->vm_start; @@ -2216,6 +2535,8 @@ int expand_upwards(struct vm_area_struct *vma, unsigned long address) } } } + if (locknext) + vma_unlock_anon_vma(vma->vm_next); vma_unlock_anon_vma(vma); khugepaged_enter_vma_merge(vma, vma->vm_flags); validate_mm(vma->vm_mm); @@ -2230,6 +2551,8 @@ int expand_downwards(struct vm_area_struct *vma, unsigned long address) { int error; + bool lockprev = false; + struct vm_area_struct *prev; /* * We must make sure the anon_vma is allocated @@ -2243,6 +2566,15 @@ int expand_downwards(struct vm_area_struct *vma, if (error) return error; + prev = vma->vm_prev; +#if defined(CONFIG_STACK_GROWSUP) || defined(CONFIG_IA64) + lockprev = prev && (prev->vm_flags & VM_GROWSUP); +#endif + if (lockprev && anon_vma_prepare(prev)) + return -ENOMEM; + if (lockprev) + vma_lock_anon_vma(prev); + vma_lock_anon_vma(vma); /* @@ -2252,9 +2584,17 @@ int expand_downwards(struct vm_area_struct *vma, */ /* Somebody else might have raced and expanded it already */ - if (address < vma->vm_start) { + if (prev && (prev->vm_flags & (VM_READ | VM_WRITE | VM_EXEC)) && address - prev->vm_end < sysctl_heap_stack_gap) + error = -ENOMEM; + else if (address < vma->vm_start && (!lockprev || prev->vm_end <= address)) { unsigned long size, grow; +#ifdef CONFIG_PAX_SEGMEXEC + struct vm_area_struct *vma_m; + + vma_m = pax_find_mirror_vma(vma); +#endif + size = vma->vm_end - address; grow = (vma->vm_start - address) >> PAGE_SHIFT; @@ -2279,13 +2619,27 @@ int expand_downwards(struct vm_area_struct *vma, vma->vm_pgoff -= grow; anon_vma_interval_tree_post_update_vma(vma); vma_gap_update(vma); + +#ifdef CONFIG_PAX_SEGMEXEC + if (vma_m) { + anon_vma_interval_tree_pre_update_vma(vma_m); + vma_m->vm_start -= grow << PAGE_SHIFT; + vma_m->vm_pgoff -= grow; + anon_vma_interval_tree_post_update_vma(vma_m); + vma_gap_update(vma_m); + } +#endif + spin_unlock(&vma->vm_mm->page_table_lock); + track_exec_limit(vma->vm_mm, vma->vm_start, vma->vm_end, vma->vm_flags); perf_event_mmap(vma); } } } vma_unlock_anon_vma(vma); + if (lockprev) + vma_unlock_anon_vma(prev); khugepaged_enter_vma_merge(vma, vma->vm_flags); validate_mm(vma->vm_mm); return error; @@ -2385,6 +2739,13 @@ static void remove_vma_list(struct mm_struct *mm, struct vm_area_struct *vma) do { long nrpages = vma_pages(vma); +#ifdef CONFIG_PAX_SEGMEXEC + if ((mm->pax_flags & MF_PAX_SEGMEXEC) && (vma->vm_start >= SEGMEXEC_TASK_SIZE)) { + vma = remove_vma(vma); + continue; + } +#endif + if (vma->vm_flags & VM_ACCOUNT) nr_accounted += nrpages; vm_stat_account(mm, vma->vm_flags, vma->vm_file, -nrpages); @@ -2429,6 +2790,16 @@ detach_vmas_to_be_unmapped(struct mm_struct *mm, struct vm_area_struct *vma, insertion_point = (prev ? &prev->vm_next : &mm->mmap); vma->vm_prev = NULL; do { + +#ifdef CONFIG_PAX_SEGMEXEC + if (vma->vm_mirror) { + BUG_ON(!vma->vm_mirror->vm_mirror || vma->vm_mirror->vm_mirror != vma); + vma->vm_mirror->vm_mirror = NULL; + vma->vm_mirror->vm_flags &= ~VM_EXEC; + vma->vm_mirror = NULL; + } +#endif + vma_rb_erase(vma, &mm->mm_rb); mm->map_count--; tail_vma = vma; @@ -2456,14 +2827,33 @@ static int __split_vma(struct mm_struct *mm, struct vm_area_struct *vma, struct vm_area_struct *new; int err; +#ifdef CONFIG_PAX_SEGMEXEC + struct vm_area_struct *vma_m, *new_m = NULL; + unsigned long addr_m = addr + SEGMEXEC_TASK_SIZE; +#endif + if (is_vm_hugetlb_page(vma) && (addr & ~(huge_page_mask(hstate_vma(vma))))) return -EINVAL; +#ifdef CONFIG_PAX_SEGMEXEC + vma_m = pax_find_mirror_vma(vma); +#endif + new = kmem_cache_alloc(vm_area_cachep, GFP_KERNEL); if (!new) return -ENOMEM; +#ifdef CONFIG_PAX_SEGMEXEC + if (vma_m) { + new_m = kmem_cache_alloc(vm_area_cachep, GFP_KERNEL); + if (!new_m) { + kmem_cache_free(vm_area_cachep, new); + return -ENOMEM; + } + } +#endif + /* most fields are the same, copy all, and then fixup */ *new = *vma; @@ -2476,6 +2866,22 @@ static int __split_vma(struct mm_struct *mm, struct vm_area_struct *vma, new->vm_pgoff += ((addr - vma->vm_start) >> PAGE_SHIFT); } +#ifdef CONFIG_PAX_SEGMEXEC + if (vma_m) { + *new_m = *vma_m; + INIT_LIST_HEAD(&new_m->anon_vma_chain); + new_m->vm_mirror = new; + new->vm_mirror = new_m; + + if (new_below) + new_m->vm_end = addr_m; + else { + new_m->vm_start = addr_m; + new_m->vm_pgoff += ((addr_m - vma_m->vm_start) >> PAGE_SHIFT); + } + } +#endif + err = vma_dup_policy(vma, new); if (err) goto out_free_vma; @@ -2496,6 +2902,38 @@ static int __split_vma(struct mm_struct *mm, struct vm_area_struct *vma, else err = vma_adjust(vma, vma->vm_start, addr, vma->vm_pgoff, new); +#ifdef CONFIG_PAX_SEGMEXEC + if (!err && vma_m) { + struct mempolicy *pol = vma_policy(new); + + if (anon_vma_clone(new_m, vma_m)) + goto out_free_mpol; + + mpol_get(pol); + set_vma_policy(new_m, pol); + + if (new_m->vm_file) + get_file(new_m->vm_file); + + if (new_m->vm_ops && new_m->vm_ops->open) + new_m->vm_ops->open(new_m); + + if (new_below) + err = vma_adjust(vma_m, addr_m, vma_m->vm_end, vma_m->vm_pgoff + + ((addr_m - new_m->vm_start) >> PAGE_SHIFT), new_m); + else + err = vma_adjust(vma_m, vma_m->vm_start, addr_m, vma_m->vm_pgoff, new_m); + + if (err) { + if (new_m->vm_ops && new_m->vm_ops->close) + new_m->vm_ops->close(new_m); + if (new_m->vm_file) + fput(new_m->vm_file); + mpol_put(pol); + } + } +#endif + /* Success. */ if (!err) return 0; @@ -2505,10 +2943,18 @@ static int __split_vma(struct mm_struct *mm, struct vm_area_struct *vma, new->vm_ops->close(new); if (new->vm_file) fput(new->vm_file); - unlink_anon_vmas(new); out_free_mpol: mpol_put(vma_policy(new)); out_free_vma: + +#ifdef CONFIG_PAX_SEGMEXEC + if (new_m) { + unlink_anon_vmas(new_m); + kmem_cache_free(vm_area_cachep, new_m); + } +#endif + + unlink_anon_vmas(new); kmem_cache_free(vm_area_cachep, new); return err; } @@ -2520,6 +2966,15 @@ static int __split_vma(struct mm_struct *mm, struct vm_area_struct *vma, int split_vma(struct mm_struct *mm, struct vm_area_struct *vma, unsigned long addr, int new_below) { + +#ifdef CONFIG_PAX_SEGMEXEC + if (mm->pax_flags & MF_PAX_SEGMEXEC) { + BUG_ON(vma->vm_end > SEGMEXEC_TASK_SIZE); + if (mm->map_count >= sysctl_max_map_count-1) + return -ENOMEM; + } else +#endif + if (mm->map_count >= sysctl_max_map_count) return -ENOMEM; @@ -2531,11 +2986,30 @@ int split_vma(struct mm_struct *mm, struct vm_area_struct *vma, * work. This now handles partial unmappings. * Jeremy Fitzhardinge <jeremy@goop.org> */ +#ifdef CONFIG_PAX_SEGMEXEC int do_munmap(struct mm_struct *mm, unsigned long start, size_t len) { + int ret = __do_munmap(mm, start, len); + if (ret || !(mm->pax_flags & MF_PAX_SEGMEXEC)) + return ret; + + return __do_munmap(mm, start + SEGMEXEC_TASK_SIZE, len); +} + +int __do_munmap(struct mm_struct *mm, unsigned long start, size_t len) +#else +int do_munmap(struct mm_struct *mm, unsigned long start, size_t len) +#endif +{ unsigned long end; struct vm_area_struct *vma, *prev, *last; + /* + * mm->mmap_sem is required to protect against another thread + * changing the mappings in case we sleep. + */ + verify_mm_writelocked(mm); + if ((start & ~PAGE_MASK) || start > TASK_SIZE || len > TASK_SIZE-start) return -EINVAL; @@ -2613,6 +3087,8 @@ int do_munmap(struct mm_struct *mm, unsigned long start, size_t len) /* Fix up all other VM information */ remove_vma_list(mm, vma); + track_exec_limit(mm, start, end, 0UL); + return 0; } @@ -2621,6 +3097,13 @@ int vm_munmap(unsigned long start, size_t len) int ret; struct mm_struct *mm = current->mm; + +#ifdef CONFIG_PAX_SEGMEXEC + if ((mm->pax_flags & MF_PAX_SEGMEXEC) && + (len > SEGMEXEC_TASK_SIZE || start > SEGMEXEC_TASK_SIZE-len)) + return -EINVAL; +#endif + down_write(&mm->mmap_sem); ret = do_munmap(mm, start, len); up_write(&mm->mmap_sem); @@ -2667,6 +3150,11 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size, down_write(&mm->mmap_sem); vma = find_vma(mm, start); +#ifdef CONFIG_PAX_SEGMEXEC + if (vma && (mm->pax_flags & MF_PAX_SEGMEXEC) && (vma->vm_flags & VM_MAYEXEC)) + goto out; +#endif + if (!vma || !(vma->vm_flags & VM_SHARED)) goto out; @@ -2703,16 +3191,6 @@ out: return ret; } -static inline void verify_mm_writelocked(struct mm_struct *mm) -{ -#ifdef CONFIG_DEBUG_VM - if (unlikely(down_read_trylock(&mm->mmap_sem))) { - WARN_ON(1); - up_read(&mm->mmap_sem); - } -#endif -} - /* * this is really a simplified "do_mmap". it only handles * anonymous maps. eventually we may be able to do some @@ -2726,6 +3204,7 @@ static unsigned long do_brk(unsigned long addr, unsigned long len) struct rb_node **rb_link, *rb_parent; pgoff_t pgoff = addr >> PAGE_SHIFT; int error; + unsigned long charged; len = PAGE_ALIGN(len); if (!len) @@ -2733,10 +3212,24 @@ static unsigned long do_brk(unsigned long addr, unsigned long len) flags = VM_DATA_DEFAULT_FLAGS | VM_ACCOUNT | mm->def_flags; +#if defined(CONFIG_PAX_PAGEEXEC) || defined(CONFIG_PAX_SEGMEXEC) + if (mm->pax_flags & (MF_PAX_PAGEEXEC | MF_PAX_SEGMEXEC)) { + flags &= ~VM_EXEC; + +#ifdef CONFIG_PAX_MPROTECT + if (mm->pax_flags & MF_PAX_MPROTECT) + flags &= ~VM_MAYEXEC; +#endif + + } +#endif + error = get_unmapped_area(NULL, addr, len, 0, MAP_FIXED); if (error & ~PAGE_MASK) return error; + charged = len >> PAGE_SHIFT; + error = mlock_future_check(mm, mm->def_flags, len); if (error) return error; @@ -2754,16 +3247,17 @@ static unsigned long do_brk(unsigned long addr, unsigned long len) &rb_parent)) { if (do_munmap(mm, addr, len)) return -ENOMEM; + BUG_ON(find_vma_links(mm, addr, addr + len, &prev, &rb_link, &rb_parent)); } /* Check against address space limits *after* clearing old maps... */ - if (!may_expand_vm(mm, len >> PAGE_SHIFT)) + if (!may_expand_vm(mm, charged)) return -ENOMEM; if (mm->map_count > sysctl_max_map_count) return -ENOMEM; - if (security_vm_enough_memory_mm(mm, len >> PAGE_SHIFT)) + if (security_vm_enough_memory_mm(mm, charged)) return -ENOMEM; /* Can we just expand an old private anonymous mapping? */ @@ -2777,7 +3271,7 @@ static unsigned long do_brk(unsigned long addr, unsigned long len) */ vma = kmem_cache_zalloc(vm_area_cachep, GFP_KERNEL); if (!vma) { - vm_unacct_memory(len >> PAGE_SHIFT); + vm_unacct_memory(charged); return -ENOMEM; } @@ -2791,10 +3285,11 @@ static unsigned long do_brk(unsigned long addr, unsigned long len) vma_link(mm, vma, prev, rb_link, rb_parent); out: perf_event_mmap(vma); - mm->total_vm += len >> PAGE_SHIFT; + mm->total_vm += charged; if (flags & VM_LOCKED) - mm->locked_vm += (len >> PAGE_SHIFT); + mm->locked_vm += charged; vma->vm_flags |= VM_SOFTDIRTY; + track_exec_limit(mm, addr, addr + len, flags); return addr; } @@ -2856,6 +3351,7 @@ void exit_mmap(struct mm_struct *mm) while (vma) { if (vma->vm_flags & VM_ACCOUNT) nr_accounted += vma_pages(vma); + vma->vm_mirror = NULL; vma = remove_vma(vma); } vm_unacct_memory(nr_accounted); @@ -2870,6 +3366,10 @@ int insert_vm_struct(struct mm_struct *mm, struct vm_area_struct *vma) struct vm_area_struct *prev; struct rb_node **rb_link, *rb_parent; +#ifdef CONFIG_PAX_SEGMEXEC + struct vm_area_struct *vma_m = NULL; +#endif + if (find_vma_links(mm, vma->vm_start, vma->vm_end, &prev, &rb_link, &rb_parent)) return -ENOMEM; @@ -2877,6 +3377,9 @@ int insert_vm_struct(struct mm_struct *mm, struct vm_area_struct *vma) security_vm_enough_memory_mm(mm, vma_pages(vma))) return -ENOMEM; + if (security_mmap_addr(vma->vm_start)) + return -EPERM; + /* * The vm_pgoff of a purely anonymous vma should be irrelevant * until its first write fault, when page's anon_vma and index @@ -2894,7 +3397,21 @@ int insert_vm_struct(struct mm_struct *mm, struct vm_area_struct *vma) vma->vm_pgoff = vma->vm_start >> PAGE_SHIFT; } +#ifdef CONFIG_PAX_SEGMEXEC + if ((mm->pax_flags & MF_PAX_SEGMEXEC) && (vma->vm_flags & VM_EXEC)) { + vma_m = kmem_cache_zalloc(vm_area_cachep, GFP_KERNEL); + if (!vma_m) + return -ENOMEM; + } +#endif + vma_link(mm, vma, prev, rb_link, rb_parent); + +#ifdef CONFIG_PAX_SEGMEXEC + if (vma_m) + BUG_ON(pax_mirror_vma(vma_m, vma)); +#endif + return 0; } @@ -2913,6 +3430,8 @@ struct vm_area_struct *copy_vma(struct vm_area_struct **vmap, struct rb_node **rb_link, *rb_parent; bool faulted_in_anon_vma = true; + BUG_ON(vma->vm_mirror); + /* * If anonymous vma has not yet been faulted, update new pgoff * to match new location, to increase its chance of merging. @@ -2979,6 +3498,39 @@ out: return NULL; } +#ifdef CONFIG_PAX_SEGMEXEC +long pax_mirror_vma(struct vm_area_struct *vma_m, struct vm_area_struct *vma) +{ + struct vm_area_struct *prev_m; + struct rb_node **rb_link_m, *rb_parent_m; + struct mempolicy *pol_m; + + BUG_ON(!(vma->vm_mm->pax_flags & MF_PAX_SEGMEXEC) || !(vma->vm_flags & VM_EXEC)); + BUG_ON(vma->vm_mirror || vma_m->vm_mirror); + BUG_ON(!mpol_equal(vma_policy(vma), vma_policy(vma_m))); + *vma_m = *vma; + INIT_LIST_HEAD(&vma_m->anon_vma_chain); + if (anon_vma_clone(vma_m, vma)) + return -ENOMEM; + pol_m = vma_policy(vma_m); + mpol_get(pol_m); + set_vma_policy(vma_m, pol_m); + vma_m->vm_start += SEGMEXEC_TASK_SIZE; + vma_m->vm_end += SEGMEXEC_TASK_SIZE; + vma_m->vm_flags &= ~(VM_WRITE | VM_MAYWRITE | VM_ACCOUNT | VM_LOCKED); + vma_m->vm_page_prot = vm_get_page_prot(vma_m->vm_flags); + if (vma_m->vm_file) + get_file(vma_m->vm_file); + if (vma_m->vm_ops && vma_m->vm_ops->open) + vma_m->vm_ops->open(vma_m); + BUG_ON(find_vma_links(vma->vm_mm, vma_m->vm_start, vma_m->vm_end, &prev_m, &rb_link_m, &rb_parent_m)); + vma_link(vma->vm_mm, vma_m, prev_m, rb_link_m, rb_parent_m); + vma_m->vm_mirror = vma; + vma->vm_mirror = vma_m; + return 0; +} +#endif + /* * Return true if the calling process may expand its vm space by the passed * number of pages @@ -2990,6 +3542,7 @@ int may_expand_vm(struct mm_struct *mm, unsigned long npages) lim = rlimit(RLIMIT_AS) >> PAGE_SHIFT; + gr_learn_resource(current, RLIMIT_AS, (cur + npages) << PAGE_SHIFT, 1); if (cur + npages > lim) return 0; return 1; @@ -3064,6 +3617,22 @@ static struct vm_area_struct *__install_special_mapping( vma->vm_start = addr; vma->vm_end = addr + len; +#ifdef CONFIG_PAX_MPROTECT + if (mm->pax_flags & MF_PAX_MPROTECT) { +#ifndef CONFIG_PAX_MPROTECT_COMPAT + if ((vm_flags & (VM_WRITE | VM_EXEC)) == (VM_WRITE | VM_EXEC)) + return ERR_PTR(-EPERM); + if (!(vm_flags & VM_EXEC)) + vm_flags &= ~VM_MAYEXEC; +#else + if ((vm_flags & (VM_WRITE | VM_EXEC)) != VM_EXEC) + vm_flags &= ~(VM_EXEC | VM_MAYEXEC); +#endif + else + vm_flags &= ~VM_MAYWRITE; + } +#endif + vma->vm_flags = vm_flags | mm->def_flags | VM_DONTEXPAND | VM_SOFTDIRTY; vma->vm_page_prot = vm_get_page_prot(vma->vm_flags); diff --git a/mm/mprotect.c b/mm/mprotect.c index ef5be8e..811ccb0 100644 --- a/mm/mprotect.c +++ b/mm/mprotect.c @@ -24,10 +24,18 @@ #include <linux/migrate.h> #include <linux/perf_event.h> #include <linux/ksm.h> +#include <linux/sched/sysctl.h> + +#ifdef CONFIG_PAX_MPROTECT +#include <linux/elf.h> +#include <linux/binfmts.h> +#endif + #include <asm/uaccess.h> #include <asm/pgtable.h> #include <asm/cacheflush.h> #include <asm/tlbflush.h> +#include <asm/mmu_context.h> #include "internal.h" @@ -254,6 +262,48 @@ unsigned long change_protection(struct vm_area_struct *vma, unsigned long start, return pages; } +#ifdef CONFIG_ARCH_TRACK_EXEC_LIMIT +/* called while holding the mmap semaphor for writing except stack expansion */ +void track_exec_limit(struct mm_struct *mm, unsigned long start, unsigned long end, unsigned long prot) +{ + unsigned long oldlimit, newlimit = 0UL; + + if (!(mm->pax_flags & MF_PAX_PAGEEXEC) || (__supported_pte_mask & _PAGE_NX)) + return; + + spin_lock(&mm->page_table_lock); + oldlimit = mm->context.user_cs_limit; + if ((prot & VM_EXEC) && oldlimit < end) + /* USER_CS limit moved up */ + newlimit = end; + else if (!(prot & VM_EXEC) && start < oldlimit && oldlimit <= end) + /* USER_CS limit moved down */ + newlimit = start; + + if (newlimit) { + mm->context.user_cs_limit = newlimit; + +#ifdef CONFIG_SMP + wmb(); + cpumask_clear(&mm->context.cpu_user_cs_mask); + cpumask_set_cpu(smp_processor_id(), &mm->context.cpu_user_cs_mask); +#endif + + set_user_cs(mm->context.user_cs_base, mm->context.user_cs_limit, smp_processor_id()); + } + spin_unlock(&mm->page_table_lock); + if (newlimit == end) { + struct vm_area_struct *vma = find_vma(mm, oldlimit); + + for (; vma && vma->vm_start < end; vma = vma->vm_next) + if (is_vm_hugetlb_page(vma)) + hugetlb_change_protection(vma, vma->vm_start, vma->vm_end, vma->vm_page_prot); + else + change_protection(vma, vma->vm_start, vma->vm_end, vma->vm_page_prot, vma_wants_writenotify(vma), 0); + } +} +#endif + int mprotect_fixup(struct vm_area_struct *vma, struct vm_area_struct **pprev, unsigned long start, unsigned long end, unsigned long newflags) @@ -266,11 +316,29 @@ mprotect_fixup(struct vm_area_struct *vma, struct vm_area_struct **pprev, int error; int dirty_accountable = 0; +#ifdef CONFIG_PAX_SEGMEXEC + struct vm_area_struct *vma_m = NULL; + unsigned long start_m, end_m; + + start_m = start + SEGMEXEC_TASK_SIZE; + end_m = end + SEGMEXEC_TASK_SIZE; +#endif + if (newflags == oldflags) { *pprev = vma; return 0; } + if (newflags & (VM_READ | VM_WRITE | VM_EXEC)) { + struct vm_area_struct *prev = vma->vm_prev, *next = vma->vm_next; + + if (next && (next->vm_flags & VM_GROWSDOWN) && sysctl_heap_stack_gap > next->vm_start - end) + return -ENOMEM; + + if (prev && (prev->vm_flags & VM_GROWSUP) && sysctl_heap_stack_gap > start - prev->vm_end) + return -ENOMEM; + } + /* * If we make a private mapping writable we increase our commit; * but (without finer accounting) cannot reduce our commit if we @@ -287,6 +355,42 @@ mprotect_fixup(struct vm_area_struct *vma, struct vm_area_struct **pprev, } } +#ifdef CONFIG_PAX_SEGMEXEC + if ((mm->pax_flags & MF_PAX_SEGMEXEC) && ((oldflags ^ newflags) & VM_EXEC)) { + if (start != vma->vm_start) { + error = split_vma(mm, vma, start, 1); + if (error) + goto fail; + BUG_ON(!*pprev || (*pprev)->vm_next == vma); + *pprev = (*pprev)->vm_next; + } + + if (end != vma->vm_end) { + error = split_vma(mm, vma, end, 0); + if (error) + goto fail; + } + + if (pax_find_mirror_vma(vma)) { + error = __do_munmap(mm, start_m, end_m - start_m); + if (error) + goto fail; + } else { + vma_m = kmem_cache_zalloc(vm_area_cachep, GFP_KERNEL); + if (!vma_m) { + error = -ENOMEM; + goto fail; + } + vma->vm_flags = newflags; + error = pax_mirror_vma(vma_m, vma); + if (error) { + vma->vm_flags = oldflags; + goto fail; + } + } + } +#endif + /* * First try to merge with previous and/or next vma. */ @@ -318,7 +422,19 @@ success: * vm_flags and vm_page_prot are protected by the mmap_sem * held in write mode. */ + +#ifdef CONFIG_PAX_SEGMEXEC + if ((mm->pax_flags & MF_PAX_SEGMEXEC) && (newflags & VM_EXEC) && ((vma->vm_flags ^ newflags) & VM_READ)) + pax_find_mirror_vma(vma)->vm_flags ^= VM_READ; +#endif + vma->vm_flags = newflags; + +#ifdef CONFIG_PAX_MPROTECT + if (mm->binfmt && mm->binfmt->handle_mprotect) + mm->binfmt->handle_mprotect(vma, newflags); +#endif + dirty_accountable = vma_wants_writenotify(vma); vma_set_page_prot(vma); @@ -363,6 +479,17 @@ SYSCALL_DEFINE3(mprotect, unsigned long, start, size_t, len, end = start + len; if (end <= start) return -ENOMEM; + +#ifdef CONFIG_PAX_SEGMEXEC + if (current->mm->pax_flags & MF_PAX_SEGMEXEC) { + if (end > SEGMEXEC_TASK_SIZE) + return -EINVAL; + } else +#endif + + if (end > TASK_SIZE) + return -EINVAL; + if (!arch_validate_prot(prot)) return -EINVAL; @@ -370,7 +497,7 @@ SYSCALL_DEFINE3(mprotect, unsigned long, start, size_t, len, /* * Does the application expect PROT_READ to imply PROT_EXEC: */ - if ((prot & PROT_READ) && (current->personality & READ_IMPLIES_EXEC)) + if ((prot & (PROT_READ | PROT_WRITE)) && (current->personality & READ_IMPLIES_EXEC)) prot |= PROT_EXEC; vm_flags = calc_vm_prot_bits(prot); @@ -402,6 +529,11 @@ SYSCALL_DEFINE3(mprotect, unsigned long, start, size_t, len, if (start > vma->vm_start) prev = vma; +#ifdef CONFIG_PAX_MPROTECT + if (current->mm->binfmt && current->mm->binfmt->handle_mprotect) + current->mm->binfmt->handle_mprotect(vma, vm_flags); +#endif + for (nstart = start ; ; ) { unsigned long newflags; @@ -412,6 +544,14 @@ SYSCALL_DEFINE3(mprotect, unsigned long, start, size_t, len, /* newflags >> 4 shift VM_MAY% in place of VM_% */ if ((newflags & ~(newflags >> 4)) & (VM_READ | VM_WRITE | VM_EXEC)) { + if (prot & (PROT_WRITE | PROT_EXEC)) + gr_log_rwxmprotect(vma); + + error = -EACCES; + goto out; + } + + if (!gr_acl_handle_mprotect(vma->vm_file, prot)) { error = -EACCES; goto out; } @@ -426,6 +566,9 @@ SYSCALL_DEFINE3(mprotect, unsigned long, start, size_t, len, error = mprotect_fixup(vma, &prev, nstart, tmp, newflags); if (error) goto out; + + track_exec_limit(current->mm, nstart, tmp, vm_flags); + nstart = tmp; if (nstart < prev->vm_end) diff --git a/mm/mremap.c b/mm/mremap.c index 5a71cce..9f9889c 100644 --- a/mm/mremap.c +++ b/mm/mremap.c @@ -143,6 +143,12 @@ static void move_ptes(struct vm_area_struct *vma, pmd_t *old_pmd, continue; pte = ptep_get_and_clear(mm, old_addr, old_pte); pte = move_pte(pte, new_vma->vm_page_prot, old_addr, new_addr); + +#ifdef CONFIG_ARCH_TRACK_EXEC_LIMIT + if (!(__supported_pte_mask & _PAGE_NX) && pte_present(pte) && (new_vma->vm_flags & (VM_PAGEEXEC | VM_EXEC)) == VM_PAGEEXEC) + pte = pte_exprotect(pte); +#endif + pte = move_soft_dirty_pte(pte); set_pte_at(mm, new_addr, new_pte, pte); } @@ -354,6 +360,11 @@ static struct vm_area_struct *vma_to_resize(unsigned long addr, if (is_vm_hugetlb_page(vma)) return ERR_PTR(-EINVAL); +#ifdef CONFIG_PAX_SEGMEXEC + if (pax_find_mirror_vma(vma)) + return ERR_PTR(-EINVAL); +#endif + /* We can't remap across vm area boundaries */ if (old_len > vma->vm_end - addr) return ERR_PTR(-EFAULT); @@ -400,11 +411,19 @@ static unsigned long mremap_to(unsigned long addr, unsigned long old_len, unsigned long ret = -EINVAL; unsigned long charged = 0; unsigned long map_flags; + unsigned long pax_task_size = TASK_SIZE; if (new_addr & ~PAGE_MASK) goto out; - if (new_len > TASK_SIZE || new_addr > TASK_SIZE - new_len) +#ifdef CONFIG_PAX_SEGMEXEC + if (mm->pax_flags & MF_PAX_SEGMEXEC) + pax_task_size = SEGMEXEC_TASK_SIZE; +#endif + + pax_task_size -= PAGE_SIZE; + + if (new_len > TASK_SIZE || new_addr > pax_task_size - new_len) goto out; /* Ensure the old/new locations do not overlap */ @@ -477,6 +496,7 @@ SYSCALL_DEFINE5(mremap, unsigned long, addr, unsigned long, old_len, unsigned long ret = -EINVAL; unsigned long charged = 0; bool locked = false; + unsigned long pax_task_size = TASK_SIZE; if (flags & ~(MREMAP_FIXED | MREMAP_MAYMOVE)) return ret; @@ -498,6 +518,17 @@ SYSCALL_DEFINE5(mremap, unsigned long, addr, unsigned long, old_len, if (!new_len) return ret; +#ifdef CONFIG_PAX_SEGMEXEC + if (mm->pax_flags & MF_PAX_SEGMEXEC) + pax_task_size = SEGMEXEC_TASK_SIZE; +#endif + + pax_task_size -= PAGE_SIZE; + + if (new_len > pax_task_size || addr > pax_task_size-new_len || + old_len > pax_task_size || addr > pax_task_size-old_len) + return ret; + down_write(¤t->mm->mmap_sem); if (flags & MREMAP_FIXED) { @@ -548,6 +579,7 @@ SYSCALL_DEFINE5(mremap, unsigned long, addr, unsigned long, old_len, new_addr = addr; } ret = addr; + track_exec_limit(vma->vm_mm, vma->vm_start, addr + new_len, vma->vm_flags); goto out; } } @@ -571,7 +603,12 @@ SYSCALL_DEFINE5(mremap, unsigned long, addr, unsigned long, old_len, goto out; } + map_flags = vma->vm_flags; ret = move_vma(vma, addr, old_len, new_len, new_addr, &locked); + if (!(ret & ~PAGE_MASK)) { + track_exec_limit(current->mm, addr, addr + old_len, 0UL); + track_exec_limit(current->mm, new_addr, new_addr + new_len, map_flags); + } } out: if (ret & ~PAGE_MASK) { diff --git a/mm/nommu.c b/mm/nommu.c index ab14a20..4f3754c 100644 --- a/mm/nommu.c +++ b/mm/nommu.c @@ -56,7 +56,6 @@ int sysctl_max_map_count = DEFAULT_MAX_MAP_COUNT; int sysctl_nr_trim_pages = CONFIG_NOMMU_INITIAL_TRIM_EXCESS; unsigned long sysctl_user_reserve_kbytes __read_mostly = 1UL << 17; /* 128MB */ unsigned long sysctl_admin_reserve_kbytes __read_mostly = 1UL << 13; /* 8MB */ -int heap_stack_gap = 0; atomic_long_t mmap_pages_allocated; @@ -863,15 +862,6 @@ struct vm_area_struct *find_vma(struct mm_struct *mm, unsigned long addr) EXPORT_SYMBOL(find_vma); /* - * find a VMA - * - we don't extend stack VMAs under NOMMU conditions - */ -struct vm_area_struct *find_extend_vma(struct mm_struct *mm, unsigned long addr) -{ - return find_vma(mm, addr); -} - -/* * expand a stack to a given address * - not supported under NOMMU conditions */ @@ -1536,6 +1526,7 @@ int split_vma(struct mm_struct *mm, struct vm_area_struct *vma, /* most fields are the same, copy all, and then fixup */ *new = *vma; + INIT_LIST_HEAD(&new->anon_vma_chain); *region = *vma->vm_region; new->vm_region = region; @@ -1936,8 +1927,8 @@ void filemap_map_pages(struct vm_area_struct *vma, struct vm_fault *vmf) } EXPORT_SYMBOL(filemap_map_pages); -static int __access_remote_vm(struct task_struct *tsk, struct mm_struct *mm, - unsigned long addr, void *buf, int len, int write) +static ssize_t __access_remote_vm(struct task_struct *tsk, struct mm_struct *mm, + unsigned long addr, void *buf, size_t len, int write) { struct vm_area_struct *vma; @@ -1978,8 +1969,8 @@ static int __access_remote_vm(struct task_struct *tsk, struct mm_struct *mm, * * The caller must hold a reference on @mm. */ -int access_remote_vm(struct mm_struct *mm, unsigned long addr, - void *buf, int len, int write) +ssize_t access_remote_vm(struct mm_struct *mm, unsigned long addr, + void *buf, size_t len, int write) { return __access_remote_vm(NULL, mm, addr, buf, len, write); } @@ -1988,7 +1979,7 @@ int access_remote_vm(struct mm_struct *mm, unsigned long addr, * Access another process' address space. * - source/target buffer must be kernel space */ -int access_process_vm(struct task_struct *tsk, unsigned long addr, void *buf, int len, int write) +ssize_t access_process_vm(struct task_struct *tsk, unsigned long addr, void *buf, size_t len, int write) { struct mm_struct *mm; diff --git a/mm/oom_kill.c b/mm/oom_kill.c index 1ecc0bc..bcce7aa 100644 --- a/mm/oom_kill.c +++ b/mm/oom_kill.c @@ -571,18 +571,24 @@ void oom_kill_process(struct oom_control *oc, struct task_struct *p, * pending fatal signal. */ rcu_read_lock(); - for_each_process(p) - if (p->mm == mm && !same_thread_group(p, victim) && - !(p->flags & PF_KTHREAD)) { - if (p->signal->oom_score_adj == OOM_SCORE_ADJ_MIN) - continue; + for_each_process(p) { + if (p->mm != mm) + continue; + if (same_thread_group(p, victim)) + continue; + if (unlikely(p->flags & PF_KTHREAD)) + continue; + if (is_global_init(p)) + continue; + if (p->signal->oom_score_adj == OOM_SCORE_ADJ_MIN) + continue; - task_lock(p); /* Protect ->comm from prctl() */ - pr_err("Kill process %d (%s) sharing same memory\n", - task_pid_nr(p), p->comm); - task_unlock(p); - do_send_sig_info(SIGKILL, SEND_SIG_FORCED, p, true); - } + task_lock(p); /* Protect ->comm from prctl() */ + pr_err("Kill process %d (%s) sharing same memory\n", + task_pid_nr(p), p->comm); + task_unlock(p); + do_send_sig_info(SIGKILL, SEND_SIG_FORCED, p, true); + } rcu_read_unlock(); do_send_sig_info(SIGKILL, SEND_SIG_FORCED, victim, true); diff --git a/mm/page-writeback.c b/mm/page-writeback.c index 2c90357..f453b93 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c @@ -860,7 +860,7 @@ static long long pos_ratio_polynom(unsigned long setpoint, * card's wb_dirty may rush to many times higher than wb_setpoint. * - the wb dirty thresh drops quickly due to change of JBOD workload */ -static void wb_position_ratio(struct dirty_throttle_control *dtc) +static void __intentional_overflow(-1) wb_position_ratio(struct dirty_throttle_control *dtc) { struct bdi_writeback *wb = dtc->wb; unsigned long write_bw = wb->avg_write_bandwidth; diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 48aaf7b..cf4f701 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -62,6 +62,7 @@ #include <linux/sched/rt.h> #include <linux/page_owner.h> #include <linux/kthread.h> +#include <linux/random.h> #include <asm/sections.h> #include <asm/tlbflush.h> @@ -448,7 +449,7 @@ out: * This usage means that zero-order pages may not be compound. */ -static void free_compound_page(struct page *page) +void free_compound_page(struct page *page) { __free_pages_ok(page, compound_order(page)); } @@ -557,7 +558,7 @@ static inline void clear_page_guard(struct zone *zone, struct page *page, __mod_zone_freepage_state(zone, (1 << order), migratetype); } #else -struct page_ext_operations debug_guardpage_ops = { NULL, }; +struct page_ext_operations debug_guardpage_ops = { .need = NULL, .init = NULL }; static inline void set_page_guard(struct zone *zone, struct page *page, unsigned int order, int migratetype) {} static inline void clear_page_guard(struct zone *zone, struct page *page, @@ -933,6 +934,10 @@ static bool free_pages_prepare(struct page *page, unsigned int order) bool compound = PageCompound(page); int i, bad = 0; +#ifdef CONFIG_PAX_MEMORY_SANITIZE + unsigned long index = 1UL << order; +#endif + VM_BUG_ON_PAGE(PageTail(page), page); VM_BUG_ON_PAGE(compound && compound_order(page) != order, page); @@ -959,6 +964,12 @@ static bool free_pages_prepare(struct page *page, unsigned int order) debug_check_no_obj_freed(page_address(page), PAGE_SIZE << order); } + +#ifdef CONFIG_PAX_MEMORY_SANITIZE + for (; index; --index) + sanitize_highpage(page + index - 1); +#endif + arch_free_page(page, order); kernel_map_pages(page, 1 << order, 0); @@ -981,6 +992,20 @@ static void __free_pages_ok(struct page *page, unsigned int order) local_irq_restore(flags); } +#ifdef CONFIG_PAX_LATENT_ENTROPY +bool __meminitdata extra_latent_entropy; + +static int __init setup_pax_extra_latent_entropy(char *str) +{ + extra_latent_entropy = true; + return 0; +} +early_param("pax_extra_latent_entropy", setup_pax_extra_latent_entropy); + +volatile u64 latent_entropy __latent_entropy; +EXPORT_SYMBOL(latent_entropy); +#endif + static void __init __free_pages_boot_core(struct page *page, unsigned long pfn, unsigned int order) { @@ -997,6 +1022,19 @@ static void __init __free_pages_boot_core(struct page *page, __ClearPageReserved(p); set_page_count(p, 0); +#ifdef CONFIG_PAX_LATENT_ENTROPY + if (extra_latent_entropy && !PageHighMem(page) && page_to_pfn(page) < 0x100000) { + u64 hash = 0; + size_t index, end = PAGE_SIZE * nr_pages / sizeof hash; + const u64 *data = lowmem_page_address(page); + + for (index = 0; index < end; index++) + hash ^= hash + data[index]; + latent_entropy ^= hash; + add_device_randomness((const void *)&latent_entropy, sizeof(latent_entropy)); + } +#endif + page_zone(page)->managed_pages += nr_pages; set_page_refcounted(page); __free_pages(page, order); @@ -1053,7 +1091,6 @@ static inline bool __meminit meminit_pfn_in_nid(unsigned long pfn, int node, } #endif - void __init __free_pages_bootmem(struct page *page, unsigned long pfn, unsigned int order) { @@ -1357,9 +1394,11 @@ static int prep_new_page(struct page *page, unsigned int order, gfp_t gfp_flags, kernel_map_pages(page, 1 << order, 1); kasan_alloc_pages(page, order); +#ifndef CONFIG_PAX_MEMORY_SANITIZE if (gfp_flags & __GFP_ZERO) for (i = 0; i < (1 << order); i++) clear_highpage(page + i); +#endif if (order && (gfp_flags & __GFP_COMP)) prep_compound_page(page, order); @@ -2138,7 +2177,7 @@ struct page *buffered_rmqueue(struct zone *preferred_zone, } __mod_zone_page_state(zone, NR_ALLOC_BATCH, -(1 << order)); - if (atomic_long_read(&zone->vm_stat[NR_ALLOC_BATCH]) <= 0 && + if (atomic_long_read_unchecked(&zone->vm_stat[NR_ALLOC_BATCH]) <= 0 && !test_bit(ZONE_FAIR_DEPLETED, &zone->flags)) set_bit(ZONE_FAIR_DEPLETED, &zone->flags); @@ -2457,7 +2496,7 @@ static void reset_alloc_batches(struct zone *preferred_zone) do { mod_zone_page_state(zone, NR_ALLOC_BATCH, high_wmark_pages(zone) - low_wmark_pages(zone) - - atomic_long_read(&zone->vm_stat[NR_ALLOC_BATCH])); + atomic_long_read_unchecked(&zone->vm_stat[NR_ALLOC_BATCH])); clear_bit(ZONE_FAIR_DEPLETED, &zone->flags); } while (zone++ != preferred_zone); } @@ -6207,7 +6246,7 @@ static void __setup_per_zone_wmarks(void) __mod_zone_page_state(zone, NR_ALLOC_BATCH, high_wmark_pages(zone) - low_wmark_pages(zone) - - atomic_long_read(&zone->vm_stat[NR_ALLOC_BATCH])); + atomic_long_read_unchecked(&zone->vm_stat[NR_ALLOC_BATCH])); setup_zone_migrate_reserve(zone); spin_unlock_irqrestore(&zone->lock, flags); diff --git a/mm/percpu.c b/mm/percpu.c index a63b4d8..87b2f23 100644 --- a/mm/percpu.c +++ b/mm/percpu.c @@ -131,7 +131,7 @@ static unsigned int pcpu_low_unit_cpu __read_mostly; static unsigned int pcpu_high_unit_cpu __read_mostly; /* the address of the first chunk which starts with the kernel static area */ -void *pcpu_base_addr __read_mostly; +void *pcpu_base_addr __read_only; EXPORT_SYMBOL_GPL(pcpu_base_addr); static const int *pcpu_unit_map __read_mostly; /* cpu -> unit */ diff --git a/mm/process_vm_access.c b/mm/process_vm_access.c index e88d071..4043093 100644 --- a/mm/process_vm_access.c +++ b/mm/process_vm_access.c @@ -13,6 +13,7 @@ #include <linux/uio.h> #include <linux/sched.h> #include <linux/highmem.h> +#include <linux/security.h> #include <linux/ptrace.h> #include <linux/slab.h> #include <linux/syscalls.h> @@ -154,19 +155,19 @@ static ssize_t process_vm_rw_core(pid_t pid, struct iov_iter *iter, ssize_t iov_len; size_t total_len = iov_iter_count(iter); + return -ENOSYS; // PaX: until properly audited + /* * Work out how many pages of struct pages we're going to need * when eventually calling get_user_pages */ for (i = 0; i < riovcnt; i++) { iov_len = rvec[i].iov_len; - if (iov_len > 0) { - nr_pages_iov = ((unsigned long)rvec[i].iov_base - + iov_len) - / PAGE_SIZE - (unsigned long)rvec[i].iov_base - / PAGE_SIZE + 1; - nr_pages = max(nr_pages, nr_pages_iov); - } + if (iov_len <= 0) + continue; + nr_pages_iov = ((unsigned long)rvec[i].iov_base + iov_len) / PAGE_SIZE - + (unsigned long)rvec[i].iov_base / PAGE_SIZE + 1; + nr_pages = max(nr_pages, nr_pages_iov); } if (nr_pages == 0) @@ -194,7 +195,12 @@ static ssize_t process_vm_rw_core(pid_t pid, struct iov_iter *iter, goto free_proc_pages; } - mm = mm_access(task, PTRACE_MODE_ATTACH); + if (gr_handle_ptrace(task, vm_write ? PTRACE_POKETEXT : PTRACE_ATTACH)) { + rc = -EPERM; + goto put_task_struct; + } + + mm = mm_access(task, PTRACE_MODE_ATTACH_REALCREDS); if (!mm || IS_ERR(mm)) { rc = IS_ERR(mm) ? PTR_ERR(mm) : -ESRCH; /* diff --git a/mm/rmap.c b/mm/rmap.c index f5b5c1f..289c3dcb 100644 --- a/mm/rmap.c +++ b/mm/rmap.c @@ -171,6 +171,10 @@ int anon_vma_prepare(struct vm_area_struct *vma) struct anon_vma *anon_vma = vma->anon_vma; struct anon_vma_chain *avc; +#ifdef CONFIG_PAX_SEGMEXEC + struct anon_vma_chain *avc_m = NULL; +#endif + might_sleep(); if (unlikely(!anon_vma)) { struct mm_struct *mm = vma->vm_mm; @@ -180,6 +184,12 @@ int anon_vma_prepare(struct vm_area_struct *vma) if (!avc) goto out_enomem; +#ifdef CONFIG_PAX_SEGMEXEC + avc_m = anon_vma_chain_alloc(GFP_KERNEL); + if (!avc_m) + goto out_enomem_free_avc; +#endif + anon_vma = find_mergeable_anon_vma(vma); allocated = NULL; if (!anon_vma) { @@ -193,6 +203,19 @@ int anon_vma_prepare(struct vm_area_struct *vma) /* page_table_lock to protect against threads */ spin_lock(&mm->page_table_lock); if (likely(!vma->anon_vma)) { + +#ifdef CONFIG_PAX_SEGMEXEC + struct vm_area_struct *vma_m = pax_find_mirror_vma(vma); + + if (vma_m) { + BUG_ON(vma_m->anon_vma); + vma_m->anon_vma = anon_vma; + anon_vma_chain_link(vma_m, avc_m, anon_vma); + anon_vma->degree++; + avc_m = NULL; + } +#endif + vma->anon_vma = anon_vma; anon_vma_chain_link(vma, avc, anon_vma); /* vma reference or self-parent link for new root */ @@ -205,12 +228,24 @@ int anon_vma_prepare(struct vm_area_struct *vma) if (unlikely(allocated)) put_anon_vma(allocated); + +#ifdef CONFIG_PAX_SEGMEXEC + if (unlikely(avc_m)) + anon_vma_chain_free(avc_m); +#endif + if (unlikely(avc)) anon_vma_chain_free(avc); } return 0; out_enomem_free_avc: + +#ifdef CONFIG_PAX_SEGMEXEC + if (avc_m) + anon_vma_chain_free(avc_m); +#endif + anon_vma_chain_free(avc); out_enomem: return -ENOMEM; @@ -254,7 +289,7 @@ static inline void unlock_anon_vma_root(struct anon_vma *root) * good chance of avoiding scanning the whole hierarchy when it searches where * page is mapped. */ -int anon_vma_clone(struct vm_area_struct *dst, struct vm_area_struct *src) +int anon_vma_clone(struct vm_area_struct *dst, const struct vm_area_struct *src) { struct anon_vma_chain *avc, *pavc; struct anon_vma *root = NULL; @@ -308,7 +343,7 @@ int anon_vma_clone(struct vm_area_struct *dst, struct vm_area_struct *src) * the corresponding VMA in the parent process is attached to. * Returns 0 on success, non-zero on failure. */ -int anon_vma_fork(struct vm_area_struct *vma, struct vm_area_struct *pvma) +int anon_vma_fork(struct vm_area_struct *vma, const struct vm_area_struct *pvma) { struct anon_vma_chain *avc; struct anon_vma *anon_vma; @@ -428,8 +463,10 @@ static void anon_vma_ctor(void *data) void __init anon_vma_init(void) { anon_vma_cachep = kmem_cache_create("anon_vma", sizeof(struct anon_vma), - 0, SLAB_DESTROY_BY_RCU|SLAB_PANIC, anon_vma_ctor); - anon_vma_chain_cachep = KMEM_CACHE(anon_vma_chain, SLAB_PANIC); + 0, SLAB_DESTROY_BY_RCU|SLAB_PANIC|SLAB_NO_SANITIZE, + anon_vma_ctor); + anon_vma_chain_cachep = KMEM_CACHE(anon_vma_chain, + SLAB_PANIC|SLAB_NO_SANITIZE); } /* diff --git a/mm/shmem.c b/mm/shmem.c index 48ce829..4c30cd3 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -33,7 +33,7 @@ #include <linux/swap.h> #include <linux/uio.h> -static struct vfsmount *shm_mnt; +struct vfsmount *shm_mnt; #ifdef CONFIG_SHMEM /* @@ -80,7 +80,7 @@ static struct vfsmount *shm_mnt; #define BOGO_DIRENT_SIZE 20 /* Symlink up to this size is kmalloc'ed instead of using a swappable page */ -#define SHORT_SYMLINK_LEN 128 +#define SHORT_SYMLINK_LEN 64 /* * shmem_fallocate communicates with shmem_fault or shmem_writepage via @@ -835,14 +835,14 @@ static int shmem_writepage(struct page *page, struct writeback_control *wbc) list_add_tail(&info->swaplist, &shmem_swaplist); if (add_to_swap_cache(page, swap, GFP_ATOMIC) == 0) { + spin_lock(&info->lock); + shmem_recalc_inode(inode); + info->swapped++; + spin_unlock(&info->lock); + swap_shmem_alloc(swap); shmem_delete_from_page_cache(page, swp_to_radix_entry(swap)); - spin_lock(&info->lock); - info->swapped++; - shmem_recalc_inode(inode); - spin_unlock(&info->lock); - mutex_unlock(&shmem_swaplist_mutex); BUG_ON(page_mapped(page)); swap_writepage(page, wbc); @@ -1070,7 +1070,7 @@ repeat: if (sgp != SGP_WRITE && sgp != SGP_FALLOC && ((loff_t)index << PAGE_CACHE_SHIFT) >= i_size_read(inode)) { error = -EINVAL; - goto failed; + goto unlock; } if (page && sgp == SGP_WRITE) @@ -1238,11 +1238,15 @@ clear: /* Perhaps the file has been truncated since we checked */ if (sgp != SGP_WRITE && sgp != SGP_FALLOC && ((loff_t)index << PAGE_CACHE_SHIFT) >= i_size_read(inode)) { + if (alloced) { + ClearPageDirty(page); + delete_from_page_cache(page); + spin_lock(&info->lock); + shmem_recalc_inode(inode); + spin_unlock(&info->lock); + } error = -EINVAL; - if (alloced) - goto trunc; - else - goto failed; + goto unlock; } *pagep = page; return 0; @@ -1250,23 +1254,13 @@ clear: /* * Error recovery. */ -trunc: - info = SHMEM_I(inode); - ClearPageDirty(page); - delete_from_page_cache(page); - spin_lock(&info->lock); - info->alloced--; - inode->i_blocks -= BLOCKS_PER_PAGE; - spin_unlock(&info->lock); decused: - sbinfo = SHMEM_SB(inode->i_sb); if (sbinfo->max_blocks) percpu_counter_add(&sbinfo->used_blocks, -1); unacct: shmem_unacct_blocks(info->flags, 1); failed: - if (swap.val && error != -EINVAL && - !shmem_confirm_swap(mapping, index, swap)) + if (swap.val && !shmem_confirm_swap(mapping, index, swap)) error = -EEXIST; unlock: if (page) { @@ -2564,6 +2558,11 @@ static const struct xattr_handler *shmem_xattr_handlers[] = { static int shmem_xattr_validate(const char *name) { struct { const char *prefix; size_t len; } arr[] = { + +#ifdef CONFIG_PAX_XATTR_PAX_FLAGS + { XATTR_USER_PREFIX, XATTR_USER_PREFIX_LEN}, +#endif + { XATTR_SECURITY_PREFIX, XATTR_SECURITY_PREFIX_LEN }, { XATTR_TRUSTED_PREFIX, XATTR_TRUSTED_PREFIX_LEN } }; @@ -2619,6 +2618,15 @@ static int shmem_setxattr(struct dentry *dentry, const char *name, if (err) return err; +#ifdef CONFIG_PAX_XATTR_PAX_FLAGS + if (!strncmp(name, XATTR_USER_PREFIX, XATTR_USER_PREFIX_LEN)) { + if (strcmp(name, XATTR_NAME_PAX_FLAGS)) + return -EOPNOTSUPP; + if (size > 8) + return -EINVAL; + } +#endif + return simple_xattr_set(&info->xattrs, name, value, size, flags); } @@ -3002,8 +3010,7 @@ int shmem_fill_super(struct super_block *sb, void *data, int silent) int err = -ENOMEM; /* Round up to L1_CACHE_BYTES to resist false sharing */ - sbinfo = kzalloc(max((int)sizeof(struct shmem_sb_info), - L1_CACHE_BYTES), GFP_KERNEL); + sbinfo = kzalloc(max(sizeof(struct shmem_sb_info), L1_CACHE_BYTES), GFP_KERNEL); if (!sbinfo) return -ENOMEM; diff --git a/mm/slab.c b/mm/slab.c index 4fcc5dd..09e0eee 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -116,6 +116,7 @@ #include <linux/kmemcheck.h> #include <linux/memory.h> #include <linux/prefetch.h> +#include <linux/vmalloc.h> #include <net/sock.h> @@ -314,10 +315,12 @@ static void kmem_cache_node_init(struct kmem_cache_node *parent) if ((x)->max_freeable < i) \ (x)->max_freeable = i; \ } while (0) -#define STATS_INC_ALLOCHIT(x) atomic_inc(&(x)->allochit) -#define STATS_INC_ALLOCMISS(x) atomic_inc(&(x)->allocmiss) -#define STATS_INC_FREEHIT(x) atomic_inc(&(x)->freehit) -#define STATS_INC_FREEMISS(x) atomic_inc(&(x)->freemiss) +#define STATS_INC_ALLOCHIT(x) atomic_inc_unchecked(&(x)->allochit) +#define STATS_INC_ALLOCMISS(x) atomic_inc_unchecked(&(x)->allocmiss) +#define STATS_INC_FREEHIT(x) atomic_inc_unchecked(&(x)->freehit) +#define STATS_INC_FREEMISS(x) atomic_inc_unchecked(&(x)->freemiss) +#define STATS_INC_SANITIZED(x) atomic_inc_unchecked(&(x)->sanitized) +#define STATS_INC_NOT_SANITIZED(x) atomic_inc_unchecked(&(x)->not_sanitized) #else #define STATS_INC_ACTIVE(x) do { } while (0) #define STATS_DEC_ACTIVE(x) do { } while (0) @@ -334,6 +337,8 @@ static void kmem_cache_node_init(struct kmem_cache_node *parent) #define STATS_INC_ALLOCMISS(x) do { } while (0) #define STATS_INC_FREEHIT(x) do { } while (0) #define STATS_INC_FREEMISS(x) do { } while (0) +#define STATS_INC_SANITIZED(x) do { } while (0) +#define STATS_INC_NOT_SANITIZED(x) do { } while (0) #endif #if DEBUG @@ -450,7 +455,7 @@ static inline void *index_to_obj(struct kmem_cache *cache, struct page *page, * reciprocal_divide(offset, cache->reciprocal_buffer_size) */ static inline unsigned int obj_to_index(const struct kmem_cache *cache, - const struct page *page, void *obj) + const struct page *page, const void *obj) { u32 offset = (obj - page->s_mem); return reciprocal_divide(offset, cache->reciprocal_buffer_size); @@ -1452,7 +1457,7 @@ void __init kmem_cache_init(void) * structures first. Without this, further allocations will bug. */ kmalloc_caches[INDEX_NODE] = create_kmalloc_cache("kmalloc-node", - kmalloc_size(INDEX_NODE), ARCH_KMALLOC_FLAGS); + kmalloc_size(INDEX_NODE), SLAB_USERCOPY | ARCH_KMALLOC_FLAGS); slab_state = PARTIAL_NODE; setup_kmalloc_cache_index_table(); @@ -2074,7 +2079,7 @@ __kmem_cache_alias(const char *name, size_t size, size_t align, cachep = find_mergeable(size, align, flags, name, ctor); if (cachep) { - cachep->refcount++; + atomic_inc(&cachep->refcount); /* * Adjust the object sizes so that we clear @@ -3379,6 +3384,20 @@ static inline void __cache_free(struct kmem_cache *cachep, void *objp, struct array_cache *ac = cpu_cache_get(cachep); check_irq_off(); + +#ifdef CONFIG_PAX_MEMORY_SANITIZE + if (cachep->flags & (SLAB_POISON | SLAB_NO_SANITIZE)) + STATS_INC_NOT_SANITIZED(cachep); + else { + memset(objp, PAX_MEMORY_SANITIZE_VALUE, cachep->object_size); + + if (cachep->ctor) + cachep->ctor(objp); + + STATS_INC_SANITIZED(cachep); + } +#endif + kmemleak_free_recursive(objp, cachep->flags); objp = cache_free_debugcheck(cachep, objp, caller); @@ -3504,7 +3523,7 @@ __do_kmalloc_node(size_t size, gfp_t flags, int node, unsigned long caller) return kmem_cache_alloc_node_trace(cachep, flags, node, size); } -void *__kmalloc_node(size_t size, gfp_t flags, int node) +void * __size_overflow(1) __kmalloc_node(size_t size, gfp_t flags, int node) { return __do_kmalloc_node(size, flags, node, _RET_IP_); } @@ -3524,7 +3543,7 @@ EXPORT_SYMBOL(__kmalloc_node_track_caller); * @flags: the type of memory to allocate (see kmalloc). * @caller: function caller for debug tracking of the caller */ -static __always_inline void *__do_kmalloc(size_t size, gfp_t flags, +static __always_inline void * __size_overflow(1) __do_kmalloc(size_t size, gfp_t flags, unsigned long caller) { struct kmem_cache *cachep; @@ -3597,6 +3616,7 @@ void kfree(const void *objp) if (unlikely(ZERO_OR_NULL_PTR(objp))) return; + VM_BUG_ON(!virt_addr_valid(objp)); local_irq_save(flags); kfree_debugcheck(objp); c = virt_to_cache(objp); @@ -4016,14 +4036,22 @@ void slabinfo_show_stats(struct seq_file *m, struct kmem_cache *cachep) } /* cpu stats */ { - unsigned long allochit = atomic_read(&cachep->allochit); - unsigned long allocmiss = atomic_read(&cachep->allocmiss); - unsigned long freehit = atomic_read(&cachep->freehit); - unsigned long freemiss = atomic_read(&cachep->freemiss); + unsigned long allochit = atomic_read_unchecked(&cachep->allochit); + unsigned long allocmiss = atomic_read_unchecked(&cachep->allocmiss); + unsigned long freehit = atomic_read_unchecked(&cachep->freehit); + unsigned long freemiss = atomic_read_unchecked(&cachep->freemiss); seq_printf(m, " : cpustat %6lu %6lu %6lu %6lu", allochit, allocmiss, freehit, freemiss); } +#ifdef CONFIG_PAX_MEMORY_SANITIZE + { + unsigned long sanitized = atomic_read_unchecked(&cachep->sanitized); + unsigned long not_sanitized = atomic_read_unchecked(&cachep->not_sanitized); + + seq_printf(m, " : pax %6lu %6lu", sanitized, not_sanitized); + } +#endif #endif } @@ -4231,13 +4259,80 @@ static const struct file_operations proc_slabstats_operations = { static int __init slab_proc_init(void) { #ifdef CONFIG_DEBUG_SLAB_LEAK - proc_create("slab_allocators", 0, NULL, &proc_slabstats_operations); + proc_create("slab_allocators", S_IRUSR, NULL, &proc_slabstats_operations); #endif return 0; } module_init(slab_proc_init); #endif +bool is_usercopy_object(const void *ptr) +{ + struct page *page; + struct kmem_cache *cachep; + + if (ZERO_OR_NULL_PTR(ptr)) + return false; + + if (!slab_is_available()) + return false; + + if (is_vmalloc_addr(ptr) +#ifdef CONFIG_GRKERNSEC_KSTACKOVERFLOW + && !object_starts_on_stack(ptr) +#endif + ) { + struct vm_struct *vm = find_vm_area(ptr); + if (vm && (vm->flags & VM_USERCOPY)) + return true; + return false; + } + + if (!virt_addr_valid(ptr)) + return false; + + page = virt_to_head_page(ptr); + + if (!PageSlab(page)) + return false; + + cachep = page->slab_cache; + return cachep->flags & SLAB_USERCOPY; +} + +#ifdef CONFIG_PAX_USERCOPY +const char *check_heap_object(const void *ptr, unsigned long n) +{ + struct page *page; + struct kmem_cache *cachep; + unsigned int objnr; + unsigned long offset; + + if (ZERO_OR_NULL_PTR(ptr)) + return "<null>"; + + if (!virt_addr_valid(ptr)) + return NULL; + + page = virt_to_head_page(ptr); + + if (!PageSlab(page)) + return NULL; + + cachep = page->slab_cache; + if (!(cachep->flags & SLAB_USERCOPY)) + return cachep->name; + + objnr = obj_to_index(cachep, page, ptr); + BUG_ON(objnr >= cachep->num); + offset = ptr - index_to_obj(cachep, page, objnr) - obj_offset(cachep); + if (offset <= cachep->object_size && n <= cachep->object_size - offset) + return NULL; + + return cachep->name; +} +#endif + /** * ksize - get the actual amount of memory allocated for a given object * @objp: Pointer to the object diff --git a/mm/slab.h b/mm/slab.h index a3a967d..592bb29 100644 --- a/mm/slab.h +++ b/mm/slab.h @@ -22,7 +22,7 @@ struct kmem_cache { unsigned int align; /* Alignment as calculated */ unsigned long flags; /* Active flags on the slab */ const char *name; /* Slab name for sysfs */ - int refcount; /* Use counter */ + atomic_t refcount; /* Use counter */ void (*ctor)(void *); /* Called on object slot creation */ struct list_head list; /* List of all slab caches on the system */ }; @@ -66,6 +66,20 @@ extern struct list_head slab_caches; /* The slab cache that manages slab cache information */ extern struct kmem_cache *kmem_cache; +#ifdef CONFIG_PAX_MEMORY_SANITIZE +#ifdef CONFIG_X86_64 +#define PAX_MEMORY_SANITIZE_VALUE '\xfe' +#else +#define PAX_MEMORY_SANITIZE_VALUE '\xff' +#endif +enum pax_sanitize_mode { + PAX_SANITIZE_SLAB_OFF = 0, + PAX_SANITIZE_SLAB_FAST, + PAX_SANITIZE_SLAB_FULL, +}; +extern enum pax_sanitize_mode pax_sanitize_slab; +#endif + unsigned long calculate_alignment(unsigned long flags, unsigned long align, unsigned long size); @@ -115,7 +129,8 @@ static inline unsigned long kmem_cache_flags(unsigned long object_size, /* Legal flag mask for kmem_cache_create(), for various configurations */ #define SLAB_CORE_FLAGS (SLAB_HWCACHE_ALIGN | SLAB_CACHE_DMA | SLAB_PANIC | \ - SLAB_DESTROY_BY_RCU | SLAB_DEBUG_OBJECTS ) + SLAB_DESTROY_BY_RCU | SLAB_DEBUG_OBJECTS | \ + SLAB_USERCOPY | SLAB_NO_SANITIZE) #if defined(CONFIG_DEBUG_SLAB) #define SLAB_DEBUG_FLAGS (SLAB_RED_ZONE | SLAB_POISON | SLAB_STORE_USER) @@ -325,6 +340,9 @@ static inline struct kmem_cache *cache_from_obj(struct kmem_cache *s, void *x) return s; page = virt_to_head_page(x); + + BUG_ON(!PageSlab(page)); + cachep = page->slab_cache; if (slab_equal_or_root(cachep, s)) return cachep; diff --git a/mm/slab_common.c b/mm/slab_common.c index 5ce4fae..45e9b4e 100644 --- a/mm/slab_common.c +++ b/mm/slab_common.c @@ -25,11 +25,35 @@ #include "slab.h" -enum slab_state slab_state; +enum slab_state slab_state __read_only; LIST_HEAD(slab_caches); DEFINE_MUTEX(slab_mutex); struct kmem_cache *kmem_cache; +#ifdef CONFIG_PAX_MEMORY_SANITIZE +enum pax_sanitize_mode pax_sanitize_slab __read_only = PAX_SANITIZE_SLAB_FAST; +static int __init pax_sanitize_slab_setup(char *str) +{ + if (!str) + return 0; + + if (!strcmp(str, "0") || !strcmp(str, "off")) { + pr_info("PaX slab sanitization: %s\n", "disabled"); + pax_sanitize_slab = PAX_SANITIZE_SLAB_OFF; + } else if (!strcmp(str, "1") || !strcmp(str, "fast")) { + pr_info("PaX slab sanitization: %s\n", "fast"); + pax_sanitize_slab = PAX_SANITIZE_SLAB_FAST; + } else if (!strcmp(str, "full")) { + pr_info("PaX slab sanitization: %s\n", "full"); + pax_sanitize_slab = PAX_SANITIZE_SLAB_FULL; + } else + pr_err("PaX slab sanitization: unsupported option '%s'\n", str); + + return 0; +} +early_param("pax_sanitize_slab", pax_sanitize_slab_setup); +#endif + /* * Set of flags that will prevent slab merging */ @@ -43,7 +67,7 @@ struct kmem_cache *kmem_cache; * Merge control. If this is set then no merging of slab caches will occur. * (Could be removed. This was introduced to pacify the merge skeptics.) */ -static int slab_nomerge; +static int slab_nomerge = 1; static int __init setup_slab_nomerge(char *str) { @@ -239,7 +263,7 @@ int slab_unmergeable(struct kmem_cache *s) /* * We may have set a slab to be unmergeable during bootstrap. */ - if (s->refcount < 0) + if (atomic_read(&s->refcount) < 0) return 1; return 0; @@ -343,7 +367,7 @@ do_kmem_cache_create(const char *name, size_t object_size, size_t size, if (err) goto out_free_cache; - s->refcount = 1; + atomic_set(&s->refcount, 1); list_add(&s->list, &slab_caches); out: if (err) @@ -408,6 +432,13 @@ kmem_cache_create(const char *name, size_t size, size_t align, */ flags &= CACHE_CREATE_MASK; +#ifdef CONFIG_PAX_MEMORY_SANITIZE + if (pax_sanitize_slab == PAX_SANITIZE_SLAB_OFF || (flags & SLAB_DESTROY_BY_RCU)) + flags |= SLAB_NO_SANITIZE; + else if (pax_sanitize_slab == PAX_SANITIZE_SLAB_FULL) + flags &= ~SLAB_NO_SANITIZE; +#endif + s = __kmem_cache_alias(name, size, align, flags, ctor); if (s) goto out_unlock; @@ -478,7 +509,7 @@ static void do_kmem_cache_release(struct list_head *release, rcu_barrier(); list_for_each_entry_safe(s, s2, release, list) { -#ifdef SLAB_SUPPORTS_SYSFS +#if defined(SLAB_SUPPORTS_SYSFS) && !defined(CONFIG_GRKERNSEC_PROC_ADD) sysfs_slab_remove(s); #else slab_kmem_cache_release(s); @@ -650,8 +681,7 @@ void kmem_cache_destroy(struct kmem_cache *s) mutex_lock(&slab_mutex); - s->refcount--; - if (s->refcount) + if (!atomic_dec_and_test(&s->refcount)) goto out_unlock; for_each_memcg_cache_safe(c, c2, s) { @@ -716,7 +746,7 @@ void __init create_boot_cache(struct kmem_cache *s, const char *name, size_t siz panic("Creation of kmalloc slab %s size=%zu failed. Reason %d\n", name, size, err); - s->refcount = -1; /* Exempt from merging for now */ + atomic_set(&s->refcount, -1); /* Exempt from merging for now */ } struct kmem_cache *__init create_kmalloc_cache(const char *name, size_t size, @@ -729,7 +759,7 @@ struct kmem_cache *__init create_kmalloc_cache(const char *name, size_t size, create_boot_cache(s, name, size, flags); list_add(&s->list, &slab_caches); - s->refcount = 1; + atomic_set(&s->refcount, 1); return s; } @@ -741,6 +771,11 @@ struct kmem_cache *kmalloc_dma_caches[KMALLOC_SHIFT_HIGH + 1]; EXPORT_SYMBOL(kmalloc_dma_caches); #endif +#ifdef CONFIG_PAX_USERCOPY_SLABS +struct kmem_cache *kmalloc_usercopy_caches[KMALLOC_SHIFT_HIGH + 1]; +EXPORT_SYMBOL(kmalloc_usercopy_caches); +#endif + /* * Conversion table for small slabs sizes / 8 to the index in the * kmalloc array. This is necessary for slabs < 192 since we have non power @@ -805,6 +840,13 @@ struct kmem_cache *kmalloc_slab(size_t size, gfp_t flags) return kmalloc_dma_caches[index]; #endif + +#ifdef CONFIG_PAX_USERCOPY_SLABS + if (unlikely((flags & GFP_USERCOPY))) + return kmalloc_usercopy_caches[index]; + +#endif + return kmalloc_caches[index]; } @@ -897,7 +939,7 @@ void __init create_kmalloc_caches(unsigned long flags) for (i = KMALLOC_SHIFT_LOW; i <= KMALLOC_SHIFT_HIGH; i++) { if (!kmalloc_caches[i]) - new_kmalloc_cache(i, flags); + new_kmalloc_cache(i, SLAB_USERCOPY | flags); /* * Caches that are not of the two-to-the-power-of size. @@ -905,9 +947,9 @@ void __init create_kmalloc_caches(unsigned long flags) * earlier power of two caches */ if (KMALLOC_MIN_SIZE <= 32 && !kmalloc_caches[1] && i == 6) - new_kmalloc_cache(1, flags); + new_kmalloc_cache(1, SLAB_USERCOPY | flags); if (KMALLOC_MIN_SIZE <= 64 && !kmalloc_caches[2] && i == 7) - new_kmalloc_cache(2, flags); + new_kmalloc_cache(2, SLAB_USERCOPY | flags); } /* Kmalloc array is now usable */ @@ -928,6 +970,23 @@ void __init create_kmalloc_caches(unsigned long flags) } } #endif + +#ifdef CONFIG_PAX_USERCOPY_SLABS + for (i = 0; i <= KMALLOC_SHIFT_HIGH; i++) { + struct kmem_cache *s = kmalloc_caches[i]; + + if (s) { + int size = kmalloc_size(i); + char *n = kasprintf(GFP_NOWAIT, + "usercopy-kmalloc-%d", size); + + BUG_ON(!n); + kmalloc_usercopy_caches[i] = create_kmalloc_cache(n, + size, SLAB_USERCOPY | flags); + } + } +#endif + } #endif /* !CONFIG_SLOB */ @@ -987,6 +1046,9 @@ static void print_slabinfo_header(struct seq_file *m) seq_puts(m, " : globalstat <listallocs> <maxobjs> <grown> <reaped> " "<error> <maxfreeable> <nodeallocs> <remotefrees> <alienoverflow>"); seq_puts(m, " : cpustat <allochit> <allocmiss> <freehit> <freemiss>"); +#ifdef CONFIG_PAX_MEMORY_SANITIZE + seq_puts(m, " : pax <sanitized> <not_sanitized>"); +#endif #endif seq_putc(m, '\n'); } @@ -1116,7 +1178,7 @@ static int __init slab_proc_init(void) module_init(slab_proc_init); #endif /* CONFIG_SLABINFO */ -static __always_inline void *__do_krealloc(const void *p, size_t new_size, +static __always_inline void * __size_overflow(2) __do_krealloc(const void *p, size_t new_size, gfp_t flags) { void *ret; diff --git a/mm/slob.c b/mm/slob.c index 0d7e5df..2f9306b 100644 --- a/mm/slob.c +++ b/mm/slob.c @@ -67,6 +67,7 @@ #include <linux/rcupdate.h> #include <linux/list.h> #include <linux/kmemleak.h> +#include <linux/vmalloc.h> #include <trace/events/kmem.h> @@ -157,7 +158,7 @@ static void set_slob(slob_t *s, slobidx_t size, slob_t *next) /* * Return the size of a slob block. */ -static slobidx_t slob_units(slob_t *s) +static slobidx_t slob_units(const slob_t *s) { if (s->units > 0) return s->units; @@ -167,7 +168,7 @@ static slobidx_t slob_units(slob_t *s) /* * Return the next free slob block pointer after this one. */ -static slob_t *slob_next(slob_t *s) +static slob_t *slob_next(const slob_t *s) { slob_t *base = (slob_t *)((unsigned long)s & PAGE_MASK); slobidx_t next; @@ -182,14 +183,14 @@ static slob_t *slob_next(slob_t *s) /* * Returns true if s is the last free block in its page. */ -static int slob_last(slob_t *s) +static int slob_last(const slob_t *s) { return !((unsigned long)slob_next(s) & ~PAGE_MASK); } -static void *slob_new_pages(gfp_t gfp, int order, int node) +static struct page *slob_new_pages(gfp_t gfp, unsigned int order, int node) { - void *page; + struct page *page; #ifdef CONFIG_NUMA if (node != NUMA_NO_NODE) @@ -201,14 +202,18 @@ static void *slob_new_pages(gfp_t gfp, int order, int node) if (!page) return NULL; - return page_address(page); + __SetPageSlab(page); + return page; } -static void slob_free_pages(void *b, int order) +static void slob_free_pages(struct page *sp, int order) { if (current->reclaim_state) current->reclaim_state->reclaimed_slab += 1 << order; - free_pages((unsigned long)b, order); + __ClearPageSlab(sp); + page_mapcount_reset(sp); + sp->private = 0; + __free_pages(sp, order); } /* @@ -313,15 +318,15 @@ static void *slob_alloc(size_t size, gfp_t gfp, int align, int node) /* Not enough space: must allocate a new page */ if (!b) { - b = slob_new_pages(gfp & ~__GFP_ZERO, 0, node); - if (!b) + sp = slob_new_pages(gfp & ~__GFP_ZERO, 0, node); + if (!sp) return NULL; - sp = virt_to_page(b); - __SetPageSlab(sp); + b = page_address(sp); spin_lock_irqsave(&slob_lock, flags); sp->units = SLOB_UNITS(PAGE_SIZE); sp->freelist = b; + sp->private = 0; INIT_LIST_HEAD(&sp->lru); set_slob(b, SLOB_UNITS(PAGE_SIZE), b + SLOB_UNITS(PAGE_SIZE)); set_slob_page_free(sp, slob_list); @@ -337,7 +342,7 @@ static void *slob_alloc(size_t size, gfp_t gfp, int align, int node) /* * slob_free: entry point into the slob allocator. */ -static void slob_free(void *block, int size) +static void slob_free(struct kmem_cache *c, void *block, int size) { struct page *sp; slob_t *prev, *next, *b = (slob_t *)block; @@ -359,12 +364,15 @@ static void slob_free(void *block, int size) if (slob_page_free(sp)) clear_slob_page_free(sp); spin_unlock_irqrestore(&slob_lock, flags); - __ClearPageSlab(sp); - page_mapcount_reset(sp); - slob_free_pages(b, 0); + slob_free_pages(sp, 0); return; } +#ifdef CONFIG_PAX_MEMORY_SANITIZE + if (pax_sanitize_slab && !(c && (c->flags & SLAB_NO_SANITIZE))) + memset(block, PAX_MEMORY_SANITIZE_VALUE, size); +#endif + if (!slob_page_free(sp)) { /* This slob page is about to become partially free. Easy! */ sp->units = units; @@ -424,11 +432,10 @@ out: */ static __always_inline void * -__do_kmalloc_node(size_t size, gfp_t gfp, int node, unsigned long caller) +__do_kmalloc_node_align(size_t size, gfp_t gfp, int node, unsigned long caller, int align) { - unsigned int *m; - int align = max_t(size_t, ARCH_KMALLOC_MINALIGN, ARCH_SLAB_MINALIGN); - void *ret; + slob_t *m; + void *ret = NULL; gfp &= gfp_allowed_mask; @@ -442,27 +449,45 @@ __do_kmalloc_node(size_t size, gfp_t gfp, int node, unsigned long caller) if (!m) return NULL; - *m = size; + BUILD_BUG_ON(ARCH_KMALLOC_MINALIGN < 2 * SLOB_UNIT); + BUILD_BUG_ON(ARCH_SLAB_MINALIGN < 2 * SLOB_UNIT); + m[0].units = size; + m[1].units = align; ret = (void *)m + align; trace_kmalloc_node(caller, ret, size, size + align, gfp, node); } else { unsigned int order = get_order(size); + struct page *page; if (likely(order)) gfp |= __GFP_COMP; - ret = slob_new_pages(gfp, order, node); + page = slob_new_pages(gfp, order, node); + if (page) { + ret = page_address(page); + page->private = size; + } trace_kmalloc_node(caller, ret, size, PAGE_SIZE << order, gfp, node); } - kmemleak_alloc(ret, size, 1, gfp); return ret; } -void *__kmalloc(size_t size, gfp_t gfp) +static __always_inline void * +__do_kmalloc_node(size_t size, gfp_t gfp, int node, unsigned long caller) +{ + int align = max(ARCH_KMALLOC_MINALIGN, ARCH_SLAB_MINALIGN); + void *ret = __do_kmalloc_node_align(size, gfp, node, caller, align); + + if (!ZERO_OR_NULL_PTR(ret)) + kmemleak_alloc(ret, size, 1, gfp); + return ret; +} + +void * __size_overflow(1) __kmalloc(size_t size, gfp_t gfp) { return __do_kmalloc_node(size, gfp, NUMA_NO_NODE, _RET_IP_); } @@ -491,34 +516,123 @@ void kfree(const void *block) return; kmemleak_free(block); + VM_BUG_ON(!virt_addr_valid(block)); sp = virt_to_page(block); - if (PageSlab(sp)) { + VM_BUG_ON(!PageSlab(sp)); + if (!sp->private) { int align = max_t(size_t, ARCH_KMALLOC_MINALIGN, ARCH_SLAB_MINALIGN); - unsigned int *m = (unsigned int *)(block - align); - slob_free(m, *m + align); - } else + slob_t *m = (slob_t *)(block - align); + slob_free(NULL, m, m[0].units + align); + } else { + __ClearPageSlab(sp); + page_mapcount_reset(sp); + sp->private = 0; __free_pages(sp, compound_order(sp)); + } } EXPORT_SYMBOL(kfree); +bool is_usercopy_object(const void *ptr) +{ + if (!slab_is_available()) + return false; + + if (is_vmalloc_addr(ptr) +#ifdef CONFIG_GRKERNSEC_KSTACKOVERFLOW + && !object_starts_on_stack(ptr) +#endif + ) { + struct vm_struct *vm = find_vm_area(ptr); + if (vm && (vm->flags & VM_USERCOPY)) + return true; + return false; + } + + // PAX: TODO + + return false; +} + +#ifdef CONFIG_PAX_USERCOPY +const char *check_heap_object(const void *ptr, unsigned long n) +{ + struct page *page; + const slob_t *free; + const void *base; + unsigned long flags; + + if (ZERO_OR_NULL_PTR(ptr)) + return "<null>"; + + if (!virt_addr_valid(ptr)) + return NULL; + + page = virt_to_head_page(ptr); + if (!PageSlab(page)) + return NULL; + + if (page->private) { + base = page; + if (base <= ptr && n <= page->private - (ptr - base)) + return NULL; + return "<slob>"; + } + + /* some tricky double walking to find the chunk */ + spin_lock_irqsave(&slob_lock, flags); + base = (void *)((unsigned long)ptr & PAGE_MASK); + free = page->freelist; + + while (!slob_last(free) && (void *)free <= ptr) { + base = free + slob_units(free); + free = slob_next(free); + } + + while (base < (void *)free) { + slobidx_t m = ((slob_t *)base)[0].units, align = ((slob_t *)base)[1].units; + int size = SLOB_UNIT * SLOB_UNITS(m + align); + int offset; + + if (ptr < base + align) + break; + + offset = ptr - base - align; + if (offset >= m) { + base += size; + continue; + } + + if (n > m - offset) + break; + + spin_unlock_irqrestore(&slob_lock, flags); + return NULL; + } + + spin_unlock_irqrestore(&slob_lock, flags); + return "<slob>"; +} +#endif + /* can't use ksize for kmem_cache_alloc memory, only kmalloc */ size_t ksize(const void *block) { struct page *sp; int align; - unsigned int *m; + slob_t *m; BUG_ON(!block); if (unlikely(block == ZERO_SIZE_PTR)) return 0; sp = virt_to_page(block); - if (unlikely(!PageSlab(sp))) - return PAGE_SIZE << compound_order(sp); + VM_BUG_ON(!PageSlab(sp)); + if (sp->private) + return sp->private; align = max_t(size_t, ARCH_KMALLOC_MINALIGN, ARCH_SLAB_MINALIGN); - m = (unsigned int *)(block - align); - return SLOB_UNITS(*m) * SLOB_UNIT; + m = (slob_t *)(block - align); + return SLOB_UNITS(m[0].units) * SLOB_UNIT; } EXPORT_SYMBOL(ksize); @@ -534,23 +648,33 @@ int __kmem_cache_create(struct kmem_cache *c, unsigned long flags) static void *slob_alloc_node(struct kmem_cache *c, gfp_t flags, int node) { - void *b; + void *b = NULL; flags &= gfp_allowed_mask; lockdep_trace_alloc(flags); +#ifdef CONFIG_PAX_USERCOPY_SLABS + b = __do_kmalloc_node_align(c->size, flags, node, _RET_IP_, c->align); +#else if (c->size < PAGE_SIZE) { b = slob_alloc(c->size, flags, c->align, node); trace_kmem_cache_alloc_node(_RET_IP_, b, c->object_size, SLOB_UNITS(c->size) * SLOB_UNIT, flags, node); } else { - b = slob_new_pages(flags, get_order(c->size), node); + struct page *sp; + + sp = slob_new_pages(flags, get_order(c->size), node); + if (sp) { + b = page_address(sp); + sp->private = c->size; + } trace_kmem_cache_alloc_node(_RET_IP_, b, c->object_size, PAGE_SIZE << get_order(c->size), flags, node); } +#endif if (b && c->ctor) c->ctor(b); @@ -566,7 +690,7 @@ void *kmem_cache_alloc(struct kmem_cache *cachep, gfp_t flags) EXPORT_SYMBOL(kmem_cache_alloc); #ifdef CONFIG_NUMA -void *__kmalloc_node(size_t size, gfp_t gfp, int node) +void * __size_overflow(1) __kmalloc_node(size_t size, gfp_t gfp, int node) { return __do_kmalloc_node(size, gfp, node, _RET_IP_); } @@ -579,12 +703,16 @@ void *kmem_cache_alloc_node(struct kmem_cache *cachep, gfp_t gfp, int node) EXPORT_SYMBOL(kmem_cache_alloc_node); #endif -static void __kmem_cache_free(void *b, int size) +static void __kmem_cache_free(struct kmem_cache *c, void *b, int size) { - if (size < PAGE_SIZE) - slob_free(b, size); + struct page *sp; + + sp = virt_to_page(b); + BUG_ON(!PageSlab(sp)); + if (!sp->private) + slob_free(c, b, size); else - slob_free_pages(b, get_order(size)); + slob_free_pages(sp, get_order(size)); } static void kmem_rcu_free(struct rcu_head *head) @@ -592,22 +720,36 @@ static void kmem_rcu_free(struct rcu_head *head) struct slob_rcu *slob_rcu = (struct slob_rcu *)head; void *b = (void *)slob_rcu - (slob_rcu->size - sizeof(struct slob_rcu)); - __kmem_cache_free(b, slob_rcu->size); + __kmem_cache_free(NULL, b, slob_rcu->size); } void kmem_cache_free(struct kmem_cache *c, void *b) { + int size = c->size; + +#ifdef CONFIG_PAX_USERCOPY_SLABS + if (size + c->align < PAGE_SIZE) { + size += c->align; + b -= c->align; + } +#endif + kmemleak_free_recursive(b, c->flags); if (unlikely(c->flags & SLAB_DESTROY_BY_RCU)) { struct slob_rcu *slob_rcu; - slob_rcu = b + (c->size - sizeof(struct slob_rcu)); - slob_rcu->size = c->size; + slob_rcu = b + (size - sizeof(struct slob_rcu)); + slob_rcu->size = size; call_rcu(&slob_rcu->head, kmem_rcu_free); } else { - __kmem_cache_free(b, c->size); + __kmem_cache_free(c, b, size); } +#ifdef CONFIG_PAX_USERCOPY_SLABS + trace_kfree(_RET_IP_, b); +#else trace_kmem_cache_free(_RET_IP_, b); +#endif + } EXPORT_SYMBOL(kmem_cache_free); diff --git a/mm/slub.c b/mm/slub.c index f614b5d..043029b 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -34,6 +34,7 @@ #include <linux/stacktrace.h> #include <linux/prefetch.h> #include <linux/memcontrol.h> +#include <linux/vmalloc.h> #include <trace/events/kmem.h> @@ -198,7 +199,7 @@ struct track { enum track_item { TRACK_ALLOC, TRACK_FREE }; -#ifdef CONFIG_SYSFS +#if defined(CONFIG_SYSFS) && !defined(CONFIG_GRKERNSEC_PROC_ADD) static int sysfs_slab_add(struct kmem_cache *); static int sysfs_slab_alias(struct kmem_cache *, const char *); static void memcg_propagate_slab_attrs(struct kmem_cache *s); @@ -556,7 +557,7 @@ static void print_track(const char *s, struct track *t) if (!t->addr) return; - pr_err("INFO: %s in %pS age=%lu cpu=%u pid=%d\n", + pr_err("INFO: %s in %pA age=%lu cpu=%u pid=%d\n", s, (void *)t->addr, jiffies - t->when, t->cpu, t->pid); #ifdef CONFIG_STACKTRACE { @@ -2704,6 +2705,14 @@ static __always_inline void slab_free(struct kmem_cache *s, slab_free_hook(s, x); +#ifdef CONFIG_PAX_MEMORY_SANITIZE + if (!(s->flags & SLAB_NO_SANITIZE)) { + memset(x, PAX_MEMORY_SANITIZE_VALUE, s->object_size); + if (s->ctor) + s->ctor(x); + } +#endif + redo: /* * Determine the currently cpus per cpu slab. @@ -3152,6 +3161,9 @@ static int calculate_sizes(struct kmem_cache *s, int forced_order) s->inuse = size; if (((flags & (SLAB_DESTROY_BY_RCU | SLAB_POISON)) || +#ifdef CONFIG_PAX_MEMORY_SANITIZE + (!(flags & SLAB_NO_SANITIZE)) || +#endif s->ctor)) { /* * Relocate free pointer after the object if it is not @@ -3406,7 +3418,7 @@ static int __init setup_slub_min_objects(char *str) __setup("slub_min_objects=", setup_slub_min_objects); -void *__kmalloc(size_t size, gfp_t flags) +void * __size_overflow(1) __kmalloc(size_t size, gfp_t flags) { struct kmem_cache *s; void *ret; @@ -3444,7 +3456,7 @@ static void *kmalloc_large_node(size_t size, gfp_t flags, int node) return ptr; } -void *__kmalloc_node(size_t size, gfp_t flags, int node) +void * __size_overflow(1) __kmalloc_node(size_t size, gfp_t flags, int node) { struct kmem_cache *s; void *ret; @@ -3492,6 +3504,70 @@ static size_t __ksize(const void *object) return slab_ksize(page->slab_cache); } +bool is_usercopy_object(const void *ptr) +{ + struct page *page; + struct kmem_cache *s; + + if (ZERO_OR_NULL_PTR(ptr)) + return false; + + if (!slab_is_available()) + return false; + + if (is_vmalloc_addr(ptr) +#ifdef CONFIG_GRKERNSEC_KSTACKOVERFLOW + && !object_starts_on_stack(ptr) +#endif + ) { + struct vm_struct *vm = find_vm_area(ptr); + if (vm && (vm->flags & VM_USERCOPY)) + return true; + return false; + } + + if (!virt_addr_valid(ptr)) + return false; + + page = virt_to_head_page(ptr); + + if (!PageSlab(page)) + return false; + + s = page->slab_cache; + return s->flags & SLAB_USERCOPY; +} + +#ifdef CONFIG_PAX_USERCOPY +const char *check_heap_object(const void *ptr, unsigned long n) +{ + struct page *page; + struct kmem_cache *s; + unsigned long offset; + + if (ZERO_OR_NULL_PTR(ptr)) + return "<null>"; + + if (!virt_addr_valid(ptr)) + return NULL; + + page = virt_to_head_page(ptr); + + if (!PageSlab(page)) + return NULL; + + s = page->slab_cache; + if (!(s->flags & SLAB_USERCOPY)) + return s->name; + + offset = (ptr - page_address(page)) % s->size; + if (offset <= s->object_size && n <= s->object_size - offset) + return NULL; + + return s->name; +} +#endif + size_t ksize(const void *object) { size_t size = __ksize(object); @@ -3512,6 +3588,7 @@ void kfree(const void *x) if (unlikely(ZERO_OR_NULL_PTR(x))) return; + VM_BUG_ON(!virt_addr_valid(x)); page = virt_to_head_page(x); if (unlikely(!PageSlab(page))) { BUG_ON(!PageCompound(page)); @@ -3829,7 +3906,7 @@ __kmem_cache_alias(const char *name, size_t size, size_t align, s = find_mergeable(size, align, flags, name, ctor); if (s) { - s->refcount++; + atomic_inc(&s->refcount); /* * Adjust the object sizes so that we clear @@ -3845,7 +3922,7 @@ __kmem_cache_alias(const char *name, size_t size, size_t align, } if (sysfs_slab_alias(s, name)) { - s->refcount--; + atomic_dec(&s->refcount); s = NULL; } } @@ -3962,7 +4039,7 @@ void *__kmalloc_node_track_caller(size_t size, gfp_t gfpflags, } #endif -#ifdef CONFIG_SYSFS +#if defined(CONFIG_SYSFS) && !defined(CONFIG_GRKERNSEC_PROC_ADD) static int count_inuse(struct page *page) { return page->inuse; @@ -4243,7 +4320,11 @@ static int list_locations(struct kmem_cache *s, char *buf, len += sprintf(buf + len, "%7ld ", l->count); if (l->addr) +#ifdef CONFIG_GRKERNSEC_HIDESYM + len += sprintf(buf + len, "%pS", NULL); +#else len += sprintf(buf + len, "%pS", (void *)l->addr); +#endif else len += sprintf(buf + len, "<not-available>"); @@ -4341,12 +4422,12 @@ static void __init resiliency_test(void) validate_slab_cache(kmalloc_caches[9]); } #else -#ifdef CONFIG_SYSFS +#if defined(CONFIG_SYSFS) && !defined(CONFIG_GRKERNSEC_PROC_ADD) static void resiliency_test(void) {}; #endif #endif -#ifdef CONFIG_SYSFS +#if defined(CONFIG_SYSFS) && !defined(CONFIG_GRKERNSEC_PROC_ADD) enum slab_stat_type { SL_ALL, /* All slabs */ SL_PARTIAL, /* Only partially allocated slabs */ @@ -4583,13 +4664,17 @@ static ssize_t ctor_show(struct kmem_cache *s, char *buf) { if (!s->ctor) return 0; +#ifdef CONFIG_GRKERNSEC_HIDESYM + return sprintf(buf, "%pS\n", NULL); +#else return sprintf(buf, "%pS\n", s->ctor); +#endif } SLAB_ATTR_RO(ctor); static ssize_t aliases_show(struct kmem_cache *s, char *buf) { - return sprintf(buf, "%d\n", s->refcount < 0 ? 0 : s->refcount - 1); + return sprintf(buf, "%d\n", atomic_read(&s->refcount) < 0 ? 0 : atomic_read(&s->refcount) - 1); } SLAB_ATTR_RO(aliases); @@ -4677,6 +4762,22 @@ static ssize_t cache_dma_show(struct kmem_cache *s, char *buf) SLAB_ATTR_RO(cache_dma); #endif +#ifdef CONFIG_PAX_USERCOPY_SLABS +static ssize_t usercopy_show(struct kmem_cache *s, char *buf) +{ + return sprintf(buf, "%d\n", !!(s->flags & SLAB_USERCOPY)); +} +SLAB_ATTR_RO(usercopy); +#endif + +#ifdef CONFIG_PAX_MEMORY_SANITIZE +static ssize_t sanitize_show(struct kmem_cache *s, char *buf) +{ + return sprintf(buf, "%d\n", !(s->flags & SLAB_NO_SANITIZE)); +} +SLAB_ATTR_RO(sanitize); +#endif + static ssize_t destroy_by_rcu_show(struct kmem_cache *s, char *buf) { return sprintf(buf, "%d\n", !!(s->flags & SLAB_DESTROY_BY_RCU)); @@ -4732,7 +4833,7 @@ static ssize_t trace_store(struct kmem_cache *s, const char *buf, * as well as cause other issues like converting a mergeable * cache into an umergeable one. */ - if (s->refcount > 1) + if (atomic_read(&s->refcount) > 1) return -EINVAL; s->flags &= ~SLAB_TRACE; @@ -4852,7 +4953,7 @@ static ssize_t failslab_show(struct kmem_cache *s, char *buf) static ssize_t failslab_store(struct kmem_cache *s, const char *buf, size_t length) { - if (s->refcount > 1) + if (atomic_read(&s->refcount) > 1) return -EINVAL; s->flags &= ~SLAB_FAILSLAB; @@ -5019,6 +5120,12 @@ static struct attribute *slab_attrs[] = { #ifdef CONFIG_ZONE_DMA &cache_dma_attr.attr, #endif +#ifdef CONFIG_PAX_USERCOPY_SLABS + &usercopy_attr.attr, +#endif +#ifdef CONFIG_PAX_MEMORY_SANITIZE + &sanitize_attr.attr, +#endif #ifdef CONFIG_NUMA &remote_node_defrag_ratio_attr.attr, #endif @@ -5260,6 +5367,7 @@ static char *create_unique_id(struct kmem_cache *s) return name; } +#if defined(CONFIG_SYSFS) && !defined(CONFIG_GRKERNSEC_PROC_ADD) static int sysfs_slab_add(struct kmem_cache *s) { int err; @@ -5331,6 +5439,7 @@ void sysfs_slab_remove(struct kmem_cache *s) kobject_del(&s->kobj); kobject_put(&s->kobj); } +#endif /* * Need to buffer aliases during bootup until sysfs becomes @@ -5344,6 +5453,7 @@ struct saved_alias { static struct saved_alias *alias_list; +#if defined(CONFIG_SYSFS) && !defined(CONFIG_GRKERNSEC_PROC_ADD) static int sysfs_slab_alias(struct kmem_cache *s, const char *name) { struct saved_alias *al; @@ -5366,6 +5476,7 @@ static int sysfs_slab_alias(struct kmem_cache *s, const char *name) alias_list = al; return 0; } +#endif static int __init slab_sysfs_init(void) { diff --git a/mm/sparse-vmemmap.c b/mm/sparse-vmemmap.c index 4cba9c2..b4f9fcc 100644 --- a/mm/sparse-vmemmap.c +++ b/mm/sparse-vmemmap.c @@ -131,7 +131,7 @@ pud_t * __meminit vmemmap_pud_populate(pgd_t *pgd, unsigned long addr, int node) void *p = vmemmap_alloc_block(PAGE_SIZE, node); if (!p) return NULL; - pud_populate(&init_mm, pud, p); + pud_populate_kernel(&init_mm, pud, p); } return pud; } @@ -143,7 +143,7 @@ pgd_t * __meminit vmemmap_pgd_populate(unsigned long addr, int node) void *p = vmemmap_alloc_block(PAGE_SIZE, node); if (!p) return NULL; - pgd_populate(&init_mm, pgd, p); + pgd_populate_kernel(&init_mm, pgd, p); } return pgd; } diff --git a/mm/sparse.c b/mm/sparse.c index d1b48b6..6e8590e 100644 --- a/mm/sparse.c +++ b/mm/sparse.c @@ -750,7 +750,7 @@ static void clear_hwpoisoned_pages(struct page *memmap, int nr_pages) for (i = 0; i < PAGES_PER_SECTION; i++) { if (PageHWPoison(&memmap[i])) { - atomic_long_sub(1, &num_poisoned_pages); + atomic_long_sub_unchecked(1, &num_poisoned_pages); ClearPageHWPoison(&memmap[i]); } } diff --git a/mm/swap.c b/mm/swap.c index 983f692..f21d403 100644 --- a/mm/swap.c +++ b/mm/swap.c @@ -86,6 +86,8 @@ static void __put_compound_page(struct page *page) if (!PageHuge(page)) __page_cache_release(page); dtor = get_compound_page_dtor(page); + if (!PageHuge(page)) + BUG_ON(dtor != free_compound_page); (*dtor)(page); } diff --git a/mm/swapfile.c b/mm/swapfile.c index 5887731..e23a30e 100644 --- a/mm/swapfile.c +++ b/mm/swapfile.c @@ -84,7 +84,7 @@ static DEFINE_MUTEX(swapon_mutex); static DECLARE_WAIT_QUEUE_HEAD(proc_poll_wait); /* Activity counter to indicate that a swapon or swapoff has occurred */ -static atomic_t proc_poll_event = ATOMIC_INIT(0); +static atomic_unchecked_t proc_poll_event = ATOMIC_INIT(0); static inline unsigned char swap_count(unsigned char ent) { @@ -1986,7 +1986,7 @@ SYSCALL_DEFINE1(swapoff, const char __user *, specialfile) spin_unlock(&swap_lock); err = 0; - atomic_inc(&proc_poll_event); + atomic_inc_unchecked(&proc_poll_event); wake_up_interruptible(&proc_poll_wait); out_dput: @@ -2003,8 +2003,8 @@ static unsigned swaps_poll(struct file *file, poll_table *wait) poll_wait(file, &proc_poll_wait, wait); - if (seq->poll_event != atomic_read(&proc_poll_event)) { - seq->poll_event = atomic_read(&proc_poll_event); + if (seq->poll_event != atomic_read_unchecked(&proc_poll_event)) { + seq->poll_event = atomic_read_unchecked(&proc_poll_event); return POLLIN | POLLRDNORM | POLLERR | POLLPRI; } @@ -2102,7 +2102,7 @@ static int swaps_open(struct inode *inode, struct file *file) return ret; seq = file->private_data; - seq->poll_event = atomic_read(&proc_poll_event); + seq->poll_event = atomic_read_unchecked(&proc_poll_event); return 0; } @@ -2551,7 +2551,7 @@ SYSCALL_DEFINE2(swapon, const char __user *, specialfile, int, swap_flags) (frontswap_map) ? "FS" : ""); mutex_unlock(&swapon_mutex); - atomic_inc(&proc_poll_event); + atomic_inc_unchecked(&proc_poll_event); wake_up_interruptible(&proc_poll_wait); if (S_ISREG(inode->i_mode)) diff --git a/mm/util.c b/mm/util.c index 68ff8a5..40c7a70 100644 --- a/mm/util.c +++ b/mm/util.c @@ -233,6 +233,12 @@ struct task_struct *task_of_stack(struct task_struct *task, void arch_pick_mmap_layout(struct mm_struct *mm) { mm->mmap_base = TASK_UNMAPPED_BASE; + +#ifdef CONFIG_PAX_RANDMMAP + if (mm->pax_flags & MF_PAX_RANDMMAP) + mm->mmap_base += mm->delta_mmap; +#endif + mm->get_unmapped_area = arch_get_unmapped_area; } #endif @@ -434,6 +440,9 @@ int get_cmdline(struct task_struct *task, char *buffer, int buflen) if (!mm->arg_end) goto out_mm; /* Shh! No looking before we're done */ + if (gr_acl_handle_procpidmem(task)) + goto out_mm; + len = mm->arg_end - mm->arg_start; if (len > buflen) diff --git a/mm/vmalloc.c b/mm/vmalloc.c index 2faaa29..b4893f8 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -40,20 +40,65 @@ struct vfree_deferred { struct work_struct wq; }; static DEFINE_PER_CPU(struct vfree_deferred, vfree_deferred); +static DEFINE_PER_CPU(struct vfree_deferred, vunmap_deferred); + +#ifdef CONFIG_GRKERNSEC_KSTACKOVERFLOW +struct stack_deferred_llist { + struct llist_head list; + void *stack; + void *lowmem_stack; +}; + +struct stack_deferred { + struct stack_deferred_llist list; + struct work_struct wq; +}; + +static DEFINE_PER_CPU(struct stack_deferred, stack_deferred); +#endif static void __vunmap(const void *, int); -static void free_work(struct work_struct *w) +static void vfree_work(struct work_struct *w) { struct vfree_deferred *p = container_of(w, struct vfree_deferred, wq); struct llist_node *llnode = llist_del_all(&p->list); while (llnode) { - void *p = llnode; + void *x = llnode; llnode = llist_next(llnode); - __vunmap(p, 1); + __vunmap(x, 1); } } +static void vunmap_work(struct work_struct *w) +{ + struct vfree_deferred *p = container_of(w, struct vfree_deferred, wq); + struct llist_node *llnode = llist_del_all(&p->list); + while (llnode) { + void *x = llnode; + llnode = llist_next(llnode); + __vunmap(x, 0); + } +} + +#ifdef CONFIG_GRKERNSEC_KSTACKOVERFLOW +static void unmap_work(struct work_struct *w) +{ + struct stack_deferred *p = container_of(w, struct stack_deferred, wq); + struct llist_node *llnode = llist_del_all(&p->list.list); + while (llnode) { + struct stack_deferred_llist *x = + llist_entry((struct llist_head *)llnode, + struct stack_deferred_llist, list); + void *stack = ACCESS_ONCE(x->stack); + void *lowmem_stack = ACCESS_ONCE(x->lowmem_stack); + llnode = llist_next(llnode); + __vunmap(stack, 0); + free_kmem_pages((unsigned long)lowmem_stack, THREAD_SIZE_ORDER); + } +} +#endif + /*** Page table manipulation functions ***/ static void vunmap_pte_range(pmd_t *pmd, unsigned long addr, unsigned long end) @@ -61,10 +106,23 @@ static void vunmap_pte_range(pmd_t *pmd, unsigned long addr, unsigned long end) pte_t *pte; pte = pte_offset_kernel(pmd, addr); + pax_open_kernel(); do { - pte_t ptent = ptep_get_and_clear(&init_mm, addr, pte); - WARN_ON(!pte_none(ptent) && !pte_present(ptent)); + +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) + if ((unsigned long)MODULES_EXEC_VADDR <= addr && addr < (unsigned long)MODULES_EXEC_END) { + BUG_ON(!pte_exec(*pte)); + set_pte_at(&init_mm, addr, pte, pfn_pte(__pa(addr) >> PAGE_SHIFT, PAGE_KERNEL_EXEC)); + continue; + } +#endif + + { + pte_t ptent = ptep_get_and_clear(&init_mm, addr, pte); + WARN_ON(!pte_none(ptent) && !pte_present(ptent)); + } } while (pte++, addr += PAGE_SIZE, addr != end); + pax_close_kernel(); } static void vunmap_pmd_range(pud_t *pud, unsigned long addr, unsigned long end) @@ -127,16 +185,29 @@ static int vmap_pte_range(pmd_t *pmd, unsigned long addr, pte = pte_alloc_kernel(pmd, addr); if (!pte) return -ENOMEM; + + pax_open_kernel(); do { struct page *page = pages[*nr]; - if (WARN_ON(!pte_none(*pte))) +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) + if (pgprot_val(prot) & _PAGE_NX) +#endif + + if (!pte_none(*pte)) { + pax_close_kernel(); + WARN_ON(1); return -EBUSY; - if (WARN_ON(!page)) + } + if (!page) { + pax_close_kernel(); + WARN_ON(1); return -ENOMEM; + } set_pte_at(&init_mm, addr, pte, mk_pte(page, prot)); (*nr)++; } while (pte++, addr += PAGE_SIZE, addr != end); + pax_close_kernel(); return 0; } @@ -146,7 +217,7 @@ static int vmap_pmd_range(pud_t *pud, unsigned long addr, pmd_t *pmd; unsigned long next; - pmd = pmd_alloc(&init_mm, pud, addr); + pmd = pmd_alloc_kernel(&init_mm, pud, addr); if (!pmd) return -ENOMEM; do { @@ -163,7 +234,7 @@ static int vmap_pud_range(pgd_t *pgd, unsigned long addr, pud_t *pud; unsigned long next; - pud = pud_alloc(&init_mm, pgd, addr); + pud = pud_alloc_kernel(&init_mm, pgd, addr); if (!pud) return -ENOMEM; do { @@ -223,6 +294,12 @@ int is_vmalloc_or_module_addr(const void *x) if (addr >= MODULES_VADDR && addr < MODULES_END) return 1; #endif + +#if defined(CONFIG_X86_32) && defined(CONFIG_PAX_KERNEXEC) + if (x >= (const void *)MODULES_EXEC_VADDR && x < (const void *)MODULES_EXEC_END) + return 1; +#endif + return is_vmalloc_addr(x); } @@ -243,8 +320,14 @@ struct page *vmalloc_to_page(const void *vmalloc_addr) if (!pgd_none(*pgd)) { pud_t *pud = pud_offset(pgd, addr); +#ifdef CONFIG_X86 + if (!pud_large(*pud)) +#endif if (!pud_none(*pud)) { pmd_t *pmd = pmd_offset(pud, addr); +#ifdef CONFIG_X86 + if (!pmd_large(*pmd)) +#endif if (!pmd_none(*pmd)) { pte_t *ptep, pte; @@ -346,7 +429,7 @@ static void purge_vmap_area_lazy(void); * Allocate a region of KVA of the specified size and alignment, within the * vstart and vend. */ -static struct vmap_area *alloc_vmap_area(unsigned long size, +static struct vmap_area * __size_overflow(1) alloc_vmap_area(unsigned long size, unsigned long align, unsigned long vstart, unsigned long vend, int node, gfp_t gfp_mask) @@ -1202,13 +1285,27 @@ void __init vmalloc_init(void) for_each_possible_cpu(i) { struct vmap_block_queue *vbq; struct vfree_deferred *p; +#ifdef CONFIG_GRKERNSEC_KSTACKOVERFLOW + struct stack_deferred *p2; +#endif vbq = &per_cpu(vmap_block_queue, i); spin_lock_init(&vbq->lock); INIT_LIST_HEAD(&vbq->free); + p = &per_cpu(vfree_deferred, i); init_llist_head(&p->list); - INIT_WORK(&p->wq, free_work); + INIT_WORK(&p->wq, vfree_work); + + p = &per_cpu(vunmap_deferred, i); + init_llist_head(&p->list); + INIT_WORK(&p->wq, vunmap_work); + +#ifdef CONFIG_GRKERNSEC_KSTACKOVERFLOW + p2 = &per_cpu(stack_deferred, i); + init_llist_head(&p2->list.list); + INIT_WORK(&p2->wq, unmap_work); +#endif } /* Import existing vmlist entries. */ @@ -1333,6 +1430,16 @@ static struct vm_struct *__get_vm_area_node(unsigned long size, struct vm_struct *area; BUG_ON(in_interrupt()); + +#if defined(CONFIG_X86) && defined(CONFIG_PAX_KERNEXEC) + if (flags & VM_KERNEXEC) { + if (start != VMALLOC_START || end != VMALLOC_END) + return NULL; + start = (unsigned long)MODULES_EXEC_VADDR; + end = (unsigned long)MODULES_EXEC_END; + } +#endif + if (flags & VM_IOREMAP) align = 1ul << clamp_t(int, fls_long(size), PAGE_SHIFT, IOREMAP_MAX_ORDER); @@ -1345,7 +1452,9 @@ static struct vm_struct *__get_vm_area_node(unsigned long size, if (unlikely(!area)) return NULL; +#ifndef CONFIG_GRKERNSEC_KSTACKOVERFLOW if (!(flags & VM_NO_GUARD)) +#endif size += PAGE_SIZE; va = alloc_vmap_area(size, align, start, end, node, gfp_mask); @@ -1531,13 +1640,36 @@ EXPORT_SYMBOL(vfree); */ void vunmap(const void *addr) { - BUG_ON(in_interrupt()); - might_sleep(); - if (addr) + if (!addr) + return; + if (unlikely(in_interrupt())) { + struct vfree_deferred *p = this_cpu_ptr(&vunmap_deferred); + if (llist_add((struct llist_node *)addr, &p->list)) + schedule_work(&p->wq); + } else { + might_sleep(); __vunmap(addr, 0); + } } EXPORT_SYMBOL(vunmap); +#ifdef CONFIG_GRKERNSEC_KSTACKOVERFLOW +void unmap_process_stacks(struct task_struct *task) +{ + if (unlikely(in_interrupt())) { + struct stack_deferred *p = this_cpu_ptr(&stack_deferred); + struct stack_deferred_llist *list = task->stack; + list->stack = task->stack; + list->lowmem_stack = task->lowmem_stack; + if (llist_add((struct llist_node *)&list->list, &p->list.list)) + schedule_work(&p->wq); + } else { + __vunmap(task->stack, 0); + free_kmem_pages((unsigned long)task->lowmem_stack, THREAD_SIZE_ORDER); + } +} +#endif + /** * vmap - map an array of pages into virtually contiguous space * @pages: array of page pointers @@ -1558,6 +1690,11 @@ void *vmap(struct page **pages, unsigned int count, if (count > totalram_pages) return NULL; +#if defined(CONFIG_X86) && defined(CONFIG_PAX_KERNEXEC) + if (!(pgprot_val(prot) & _PAGE_NX)) + flags |= VM_KERNEXEC; +#endif + area = get_vm_area_caller((count << PAGE_SHIFT), flags, __builtin_return_address(0)); if (!area) @@ -1662,6 +1799,14 @@ void *__vmalloc_node_range(unsigned long size, unsigned long align, if (!size || (size >> PAGE_SHIFT) > totalram_pages) goto fail; +#if defined(CONFIG_X86) && defined(CONFIG_PAX_KERNEXEC) + if (!(pgprot_val(prot) & _PAGE_NX)) { + vm_flags |= VM_KERNEXEC; + start = VMALLOC_START; + end = VMALLOC_END; + } +#endif + area = __get_vm_area_node(size, align, VM_ALLOC | VM_UNINITIALIZED | vm_flags, start, end, node, gfp_mask, caller); if (!area) @@ -1715,6 +1860,14 @@ static void *__vmalloc_node(unsigned long size, unsigned long align, gfp_mask, prot, 0, node, caller); } +void *vmalloc_usercopy(unsigned long size) +{ + return __vmalloc_node_range(size, 1, VMALLOC_START, VMALLOC_END, + GFP_KERNEL | __GFP_HIGHMEM, PAGE_KERNEL, + VM_USERCOPY, NUMA_NO_NODE, + __builtin_return_address(0)); +} + void *__vmalloc(unsigned long size, gfp_t gfp_mask, pgprot_t prot) { return __vmalloc_node(size, 1, gfp_mask, prot, NUMA_NO_NODE, @@ -1838,10 +1991,9 @@ EXPORT_SYMBOL(vzalloc_node); * For tight control over page level allocator and protection flags * use __vmalloc() instead. */ - void *vmalloc_exec(unsigned long size) { - return __vmalloc_node(size, 1, GFP_KERNEL | __GFP_HIGHMEM, PAGE_KERNEL_EXEC, + return __vmalloc_node(size, 1, GFP_KERNEL | __GFP_HIGHMEM | __GFP_ZERO, PAGE_KERNEL_EXEC, NUMA_NO_NODE, __builtin_return_address(0)); } @@ -2148,6 +2300,8 @@ int remap_vmalloc_range_partial(struct vm_area_struct *vma, unsigned long uaddr, { struct vm_struct *area; + BUG_ON(vma->vm_mirror); + size = PAGE_ALIGN(size); if (!PAGE_ALIGNED(uaddr) || !PAGE_ALIGNED(kaddr)) @@ -2630,7 +2784,11 @@ static int s_show(struct seq_file *m, void *p) v->addr, v->addr + v->size, v->size); if (v->caller) +#ifdef CONFIG_GRKERNSEC_HIDESYM + seq_printf(m, " %pK", v->caller); +#else seq_printf(m, " %pS", v->caller); +#endif if (v->nr_pages) seq_printf(m, " pages=%d", v->nr_pages); @@ -2688,52 +2846,5 @@ static int __init proc_vmalloc_init(void) } module_init(proc_vmalloc_init); -void get_vmalloc_info(struct vmalloc_info *vmi) -{ - struct vmap_area *va; - unsigned long free_area_size; - unsigned long prev_end; - - vmi->used = 0; - vmi->largest_chunk = 0; - - prev_end = VMALLOC_START; - - rcu_read_lock(); - - if (list_empty(&vmap_area_list)) { - vmi->largest_chunk = VMALLOC_TOTAL; - goto out; - } - - list_for_each_entry_rcu(va, &vmap_area_list, list) { - unsigned long addr = va->va_start; - - /* - * Some archs keep another range for modules in vmalloc space - */ - if (addr < VMALLOC_START) - continue; - if (addr >= VMALLOC_END) - break; - - if (va->flags & (VM_LAZY_FREE | VM_LAZY_FREEING)) - continue; - - vmi->used += (va->va_end - va->va_start); - - free_area_size = addr - prev_end; - if (vmi->largest_chunk < free_area_size) - vmi->largest_chunk = free_area_size; - - prev_end = va->va_end; - } - - if (VMALLOC_END - prev_end > vmi->largest_chunk) - vmi->largest_chunk = VMALLOC_END - prev_end; - -out: - rcu_read_unlock(); -} #endif diff --git a/mm/vmstat.c b/mm/vmstat.c index fbf1448..3e614e2 100644 --- a/mm/vmstat.c +++ b/mm/vmstat.c @@ -27,6 +27,7 @@ #include <linux/mm_inline.h> #include <linux/page_ext.h> #include <linux/page_owner.h> +#include <linux/grsecurity.h> #include "internal.h" @@ -86,7 +87,7 @@ void vm_events_fold_cpu(int cpu) * * vm_stat contains the global counters */ -atomic_long_t vm_stat[NR_VM_ZONE_STAT_ITEMS] __cacheline_aligned_in_smp; +atomic_long_unchecked_t vm_stat[NR_VM_ZONE_STAT_ITEMS] __cacheline_aligned_in_smp; EXPORT_SYMBOL(vm_stat); #ifdef CONFIG_SMP @@ -438,7 +439,7 @@ static int fold_diff(int *diff) for (i = 0; i < NR_VM_ZONE_STAT_ITEMS; i++) if (diff[i]) { - atomic_long_add(diff[i], &vm_stat[i]); + atomic_long_add_unchecked(diff[i], &vm_stat[i]); changes++; } return changes; @@ -476,7 +477,7 @@ static int refresh_cpu_vm_stats(void) v = this_cpu_xchg(p->vm_stat_diff[i], 0); if (v) { - atomic_long_add(v, &zone->vm_stat[i]); + atomic_long_add_unchecked(v, &zone->vm_stat[i]); global_diff[i] += v; #ifdef CONFIG_NUMA /* 3 seconds idle till flush */ @@ -540,7 +541,7 @@ void cpu_vm_stats_fold(int cpu) v = p->vm_stat_diff[i]; p->vm_stat_diff[i] = 0; - atomic_long_add(v, &zone->vm_stat[i]); + atomic_long_add_unchecked(v, &zone->vm_stat[i]); global_diff[i] += v; } } @@ -560,8 +561,8 @@ void drain_zonestat(struct zone *zone, struct per_cpu_pageset *pset) if (pset->vm_stat_diff[i]) { int v = pset->vm_stat_diff[i]; pset->vm_stat_diff[i] = 0; - atomic_long_add(v, &zone->vm_stat[i]); - atomic_long_add(v, &vm_stat[i]); + atomic_long_add_unchecked(v, &zone->vm_stat[i]); + atomic_long_add_unchecked(v, &vm_stat[i]); } } #endif @@ -1293,10 +1294,22 @@ static void *vmstat_start(struct seq_file *m, loff_t *pos) stat_items_size += sizeof(struct vm_event_state); #endif - v = kmalloc(stat_items_size, GFP_KERNEL); + v = kzalloc(stat_items_size, GFP_KERNEL); m->private = v; if (!v) return ERR_PTR(-ENOMEM); + +#ifdef CONFIG_GRKERNSEC_PROC_ADD +#if defined(CONFIG_GRKERNSEC_PROC_USER) || defined(CONFIG_GRKERNSEC_PROC_USERGROUP) + if (!uid_eq(current_uid(), GLOBAL_ROOT_UID) +#ifdef CONFIG_GRKERNSEC_PROC_USERGROUP + && !in_group_p(grsec_proc_gid) +#endif + ) + return (unsigned long *)m->private + *pos; +#endif +#endif + for (i = 0; i < NR_VM_ZONE_STAT_ITEMS; i++) v[i] = global_page_state(i); v += NR_VM_ZONE_STAT_ITEMS; @@ -1529,10 +1542,16 @@ static int __init setup_vmstat(void) cpu_notifier_register_done(); #endif #ifdef CONFIG_PROC_FS - proc_create("buddyinfo", S_IRUGO, NULL, &fragmentation_file_operations); - proc_create("pagetypeinfo", S_IRUGO, NULL, &pagetypeinfo_file_ops); - proc_create("vmstat", S_IRUGO, NULL, &proc_vmstat_file_operations); - proc_create("zoneinfo", S_IRUGO, NULL, &proc_zoneinfo_file_operations); + { + mode_t gr_mode = S_IRUGO; +#ifdef CONFIG_GRKERNSEC_PROC_ADD + gr_mode = S_IRUSR; +#endif + proc_create("buddyinfo", gr_mode, NULL, &fragmentation_file_operations); + proc_create("pagetypeinfo", gr_mode, NULL, &pagetypeinfo_file_ops); + proc_create("vmstat", S_IRUGO, NULL, &proc_vmstat_file_operations); + proc_create("zoneinfo", gr_mode, NULL, &proc_zoneinfo_file_operations); + } #endif return 0; } diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c index d2cd9de..501c186 100644 --- a/net/8021q/vlan.c +++ b/net/8021q/vlan.c @@ -491,7 +491,7 @@ out: return NOTIFY_DONE; } -static struct notifier_block vlan_notifier_block __read_mostly = { +static struct notifier_block vlan_notifier_block = { .notifier_call = vlan_device_event, }; @@ -566,8 +566,7 @@ static int vlan_ioctl_handler(struct net *net, void __user *arg) err = -EPERM; if (!ns_capable(net->user_ns, CAP_NET_ADMIN)) break; - if ((args.u.name_type >= 0) && - (args.u.name_type < VLAN_NAME_TYPE_HIGHEST)) { + if (args.u.name_type < VLAN_NAME_TYPE_HIGHEST) { struct vlan_net *vn; vn = net_generic(net, vlan_net_id); diff --git a/net/8021q/vlan_netlink.c b/net/8021q/vlan_netlink.c index c92b52f..006c052 100644 --- a/net/8021q/vlan_netlink.c +++ b/net/8021q/vlan_netlink.c @@ -245,7 +245,7 @@ static struct net *vlan_get_link_net(const struct net_device *dev) return dev_net(real_dev); } -struct rtnl_link_ops vlan_link_ops __read_mostly = { +struct rtnl_link_ops vlan_link_ops = { .kind = "vlan", .maxtype = IFLA_VLAN_MAX, .policy = vlan_policy, diff --git a/net/9p/mod.c b/net/9p/mod.c index 6ab36ae..6f1841b 100644 --- a/net/9p/mod.c +++ b/net/9p/mod.c @@ -84,7 +84,7 @@ static LIST_HEAD(v9fs_trans_list); void v9fs_register_trans(struct p9_trans_module *m) { spin_lock(&v9fs_trans_lock); - list_add_tail(&m->list, &v9fs_trans_list); + pax_list_add_tail((struct list_head *)&m->list, &v9fs_trans_list); spin_unlock(&v9fs_trans_lock); } EXPORT_SYMBOL(v9fs_register_trans); @@ -97,7 +97,7 @@ EXPORT_SYMBOL(v9fs_register_trans); void v9fs_unregister_trans(struct p9_trans_module *m) { spin_lock(&v9fs_trans_lock); - list_del_init(&m->list); + pax_list_del_init((struct list_head *)&m->list); spin_unlock(&v9fs_trans_lock); } EXPORT_SYMBOL(v9fs_unregister_trans); diff --git a/net/9p/trans_fd.c b/net/9p/trans_fd.c index bced8c0..ef253b7 100644 --- a/net/9p/trans_fd.c +++ b/net/9p/trans_fd.c @@ -428,7 +428,7 @@ static int p9_fd_write(struct p9_client *client, void *v, int len) oldfs = get_fs(); set_fs(get_ds()); /* The cast to a user pointer is valid due to the set_fs() */ - ret = vfs_write(ts->wr, (__force void __user *)v, len, &ts->wr->f_pos); + ret = vfs_write(ts->wr, (void __force_user *)v, len, &ts->wr->f_pos); set_fs(oldfs); if (ret <= 0 && ret != -ERESTARTSYS && ret != -EAGAIN) diff --git a/net/appletalk/atalk_proc.c b/net/appletalk/atalk_proc.c index af46bc4..f9adfcd 100644 --- a/net/appletalk/atalk_proc.c +++ b/net/appletalk/atalk_proc.c @@ -256,7 +256,7 @@ int __init atalk_proc_init(void) struct proc_dir_entry *p; int rc = -ENOMEM; - atalk_proc_dir = proc_mkdir("atalk", init_net.proc_net); + atalk_proc_dir = proc_mkdir_restrict("atalk", init_net.proc_net); if (!atalk_proc_dir) goto out; diff --git a/net/atm/atm_misc.c b/net/atm/atm_misc.c index 876fbe8..8bbea9f 100644 --- a/net/atm/atm_misc.c +++ b/net/atm/atm_misc.c @@ -17,7 +17,7 @@ int atm_charge(struct atm_vcc *vcc, int truesize) if (atomic_read(&sk_atm(vcc)->sk_rmem_alloc) <= sk_atm(vcc)->sk_rcvbuf) return 1; atm_return(vcc, truesize); - atomic_inc(&vcc->stats->rx_drop); + atomic_inc_unchecked(&vcc->stats->rx_drop); return 0; } EXPORT_SYMBOL(atm_charge); @@ -39,7 +39,7 @@ struct sk_buff *atm_alloc_charge(struct atm_vcc *vcc, int pdu_size, } } atm_return(vcc, guess); - atomic_inc(&vcc->stats->rx_drop); + atomic_inc_unchecked(&vcc->stats->rx_drop); return NULL; } EXPORT_SYMBOL(atm_alloc_charge); @@ -86,7 +86,7 @@ EXPORT_SYMBOL(atm_pcr_goal); void sonet_copy_stats(struct k_sonet_stats *from, struct sonet_stats *to) { -#define __HANDLE_ITEM(i) to->i = atomic_read(&from->i) +#define __HANDLE_ITEM(i) to->i = atomic_read_unchecked(&from->i) __SONET_ITEMS #undef __HANDLE_ITEM } @@ -94,7 +94,7 @@ EXPORT_SYMBOL(sonet_copy_stats); void sonet_subtract_stats(struct k_sonet_stats *from, struct sonet_stats *to) { -#define __HANDLE_ITEM(i) atomic_sub(to->i, &from->i) +#define __HANDLE_ITEM(i) atomic_sub_unchecked(to->i,&from->i) __SONET_ITEMS #undef __HANDLE_ITEM } diff --git a/net/atm/lec.c b/net/atm/lec.c index cd3b379..977a3c9 100644 --- a/net/atm/lec.c +++ b/net/atm/lec.c @@ -111,9 +111,9 @@ static inline void lec_arp_put(struct lec_arp_table *entry) } static struct lane2_ops lane2_ops = { - lane2_resolve, /* resolve, spec 3.1.3 */ - lane2_associate_req, /* associate_req, spec 3.1.4 */ - NULL /* associate indicator, spec 3.1.5 */ + .resolve = lane2_resolve, + .associate_req = lane2_associate_req, + .associate_indicator = NULL }; static unsigned char bus_mac[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; diff --git a/net/atm/lec.h b/net/atm/lec.h index 4149db1..f2ab682 100644 --- a/net/atm/lec.h +++ b/net/atm/lec.h @@ -48,7 +48,7 @@ struct lane2_ops { const u8 *tlvs, u32 sizeoftlvs); void (*associate_indicator) (struct net_device *dev, const u8 *mac_addr, const u8 *tlvs, u32 sizeoftlvs); -}; +} __no_const; /* * ATM LAN Emulation supports both LLC & Dix Ethernet EtherType diff --git a/net/atm/mpoa_caches.c b/net/atm/mpoa_caches.c index d1b2d9a..d549f7f 100644 --- a/net/atm/mpoa_caches.c +++ b/net/atm/mpoa_caches.c @@ -535,30 +535,30 @@ static void eg_destroy_cache(struct mpoa_client *mpc) static struct in_cache_ops ingress_ops = { - in_cache_add_entry, /* add_entry */ - in_cache_get, /* get */ - in_cache_get_with_mask, /* get_with_mask */ - in_cache_get_by_vcc, /* get_by_vcc */ - in_cache_put, /* put */ - in_cache_remove_entry, /* remove_entry */ - cache_hit, /* cache_hit */ - clear_count_and_expired, /* clear_count */ - check_resolving_entries, /* check_resolving */ - refresh_entries, /* refresh */ - in_destroy_cache /* destroy_cache */ + .add_entry = in_cache_add_entry, + .get = in_cache_get, + .get_with_mask = in_cache_get_with_mask, + .get_by_vcc = in_cache_get_by_vcc, + .put = in_cache_put, + .remove_entry = in_cache_remove_entry, + .cache_hit = cache_hit, + .clear_count = clear_count_and_expired, + .check_resolving = check_resolving_entries, + .refresh = refresh_entries, + .destroy_cache = in_destroy_cache }; static struct eg_cache_ops egress_ops = { - eg_cache_add_entry, /* add_entry */ - eg_cache_get_by_cache_id, /* get_by_cache_id */ - eg_cache_get_by_tag, /* get_by_tag */ - eg_cache_get_by_vcc, /* get_by_vcc */ - eg_cache_get_by_src_ip, /* get_by_src_ip */ - eg_cache_put, /* put */ - eg_cache_remove_entry, /* remove_entry */ - update_eg_cache_entry, /* update */ - clear_expired, /* clear_expired */ - eg_destroy_cache /* destroy_cache */ + .add_entry = eg_cache_add_entry, + .get_by_cache_id = eg_cache_get_by_cache_id, + .get_by_tag = eg_cache_get_by_tag, + .get_by_vcc = eg_cache_get_by_vcc, + .get_by_src_ip = eg_cache_get_by_src_ip, + .put = eg_cache_put, + .remove_entry = eg_cache_remove_entry, + .update = update_eg_cache_entry, + .clear_expired = clear_expired, + .destroy_cache = eg_destroy_cache }; diff --git a/net/atm/proc.c b/net/atm/proc.c index bbb6461..cf04016 100644 --- a/net/atm/proc.c +++ b/net/atm/proc.c @@ -45,9 +45,9 @@ static void add_stats(struct seq_file *seq, const char *aal, const struct k_atm_aal_stats *stats) { seq_printf(seq, "%s ( %d %d %d %d %d )", aal, - atomic_read(&stats->tx), atomic_read(&stats->tx_err), - atomic_read(&stats->rx), atomic_read(&stats->rx_err), - atomic_read(&stats->rx_drop)); + atomic_read_unchecked(&stats->tx),atomic_read_unchecked(&stats->tx_err), + atomic_read_unchecked(&stats->rx),atomic_read_unchecked(&stats->rx_err), + atomic_read_unchecked(&stats->rx_drop)); } static void atm_dev_info(struct seq_file *seq, const struct atm_dev *dev) diff --git a/net/atm/resources.c b/net/atm/resources.c index 0447d5d..3cf4728 100644 --- a/net/atm/resources.c +++ b/net/atm/resources.c @@ -160,7 +160,7 @@ EXPORT_SYMBOL(atm_dev_deregister); static void copy_aal_stats(struct k_atm_aal_stats *from, struct atm_aal_stats *to) { -#define __HANDLE_ITEM(i) to->i = atomic_read(&from->i) +#define __HANDLE_ITEM(i) to->i = atomic_read_unchecked(&from->i) __AAL_STAT_ITEMS #undef __HANDLE_ITEM } @@ -168,7 +168,7 @@ static void copy_aal_stats(struct k_atm_aal_stats *from, static void subtract_aal_stats(struct k_atm_aal_stats *from, struct atm_aal_stats *to) { -#define __HANDLE_ITEM(i) atomic_sub(to->i, &from->i) +#define __HANDLE_ITEM(i) atomic_sub_unchecked(to->i, &from->i) __AAL_STAT_ITEMS #undef __HANDLE_ITEM } diff --git a/net/ax25/sysctl_net_ax25.c b/net/ax25/sysctl_net_ax25.c index 919a5ce..cc6b444 100644 --- a/net/ax25/sysctl_net_ax25.c +++ b/net/ax25/sysctl_net_ax25.c @@ -152,7 +152,7 @@ int ax25_register_dev_sysctl(ax25_dev *ax25_dev) { char path[sizeof("net/ax25/") + IFNAMSIZ]; int k; - struct ctl_table *table; + ctl_table_no_const *table; table = kmemdup(ax25_param_table, sizeof(ax25_param_table), GFP_KERNEL); if (!table) diff --git a/net/batman-adv/bat_iv_ogm.c b/net/batman-adv/bat_iv_ogm.c index 912d9c3..2494d1e 100644 --- a/net/batman-adv/bat_iv_ogm.c +++ b/net/batman-adv/bat_iv_ogm.c @@ -316,7 +316,7 @@ static int batadv_iv_ogm_iface_enable(struct batadv_hard_iface *hard_iface) /* randomize initial seqno to avoid collision */ get_random_bytes(&random_seqno, sizeof(random_seqno)); - atomic_set(&hard_iface->bat_iv.ogm_seqno, random_seqno); + atomic_set_unchecked(&hard_iface->bat_iv.ogm_seqno, random_seqno); hard_iface->bat_iv.ogm_buff_len = BATADV_OGM_HLEN; ogm_buff = kmalloc(hard_iface->bat_iv.ogm_buff_len, GFP_ATOMIC); @@ -919,9 +919,9 @@ static void batadv_iv_ogm_schedule(struct batadv_hard_iface *hard_iface) batadv_ogm_packet->tvlv_len = htons(tvlv_len); /* change sequence number to network order */ - seqno = (u32)atomic_read(&hard_iface->bat_iv.ogm_seqno); + seqno = (u32)atomic_read_unchecked(&hard_iface->bat_iv.ogm_seqno); batadv_ogm_packet->seqno = htonl(seqno); - atomic_inc(&hard_iface->bat_iv.ogm_seqno); + atomic_inc_unchecked(&hard_iface->bat_iv.ogm_seqno); batadv_iv_ogm_slide_own_bcast_window(hard_iface); @@ -1600,7 +1600,7 @@ static void batadv_iv_ogm_process(const struct sk_buff *skb, int ogm_offset, return; /* could be changed by schedule_own_packet() */ - if_incoming_seqno = atomic_read(&if_incoming->bat_iv.ogm_seqno); + if_incoming_seqno = atomic_read_unchecked(&if_incoming->bat_iv.ogm_seqno); if (ogm_packet->flags & BATADV_DIRECTLINK) has_directlink_flag = true; diff --git a/net/batman-adv/fragmentation.c b/net/batman-adv/fragmentation.c index 700c96c..637df49 100644 --- a/net/batman-adv/fragmentation.c +++ b/net/batman-adv/fragmentation.c @@ -468,7 +468,7 @@ bool batadv_frag_send_packet(struct sk_buff *skb, frag_header.packet_type = BATADV_UNICAST_FRAG; frag_header.version = BATADV_COMPAT_VERSION; frag_header.ttl = BATADV_TTL; - frag_header.seqno = htons(atomic_inc_return(&bat_priv->frag_seqno)); + frag_header.seqno = htons(atomic_inc_return_unchecked(&bat_priv->frag_seqno)); frag_header.reserved = 0; frag_header.no = 0; frag_header.total_size = htons(skb->len); diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c index ac4d08d..4579abb 100644 --- a/net/batman-adv/soft-interface.c +++ b/net/batman-adv/soft-interface.c @@ -330,7 +330,7 @@ send: primary_if->net_dev->dev_addr); /* set broadcast sequence number */ - seqno = atomic_inc_return(&bat_priv->bcast_seqno); + seqno = atomic_inc_return_unchecked(&bat_priv->bcast_seqno); bcast_packet->seqno = htonl(seqno); batadv_add_bcast_packet_to_list(bat_priv, skb, brd_delay); @@ -798,7 +798,7 @@ static int batadv_softif_init_late(struct net_device *dev) atomic_set(&bat_priv->batman_queue_left, BATADV_BATMAN_QUEUE_LEN); atomic_set(&bat_priv->mesh_state, BATADV_MESH_INACTIVE); - atomic_set(&bat_priv->bcast_seqno, 1); + atomic_set_unchecked(&bat_priv->bcast_seqno, 1); atomic_set(&bat_priv->tt.vn, 0); atomic_set(&bat_priv->tt.local_changes, 0); atomic_set(&bat_priv->tt.ogm_append_cnt, 0); @@ -812,7 +812,7 @@ static int batadv_softif_init_late(struct net_device *dev) /* randomize initial seqno to avoid collision */ get_random_bytes(&random_seqno, sizeof(random_seqno)); - atomic_set(&bat_priv->frag_seqno, random_seqno); + atomic_set_unchecked(&bat_priv->frag_seqno, random_seqno); bat_priv->primary_if = NULL; bat_priv->num_ifaces = 0; @@ -1018,7 +1018,7 @@ int batadv_softif_is_valid(const struct net_device *net_dev) return 0; } -struct rtnl_link_ops batadv_link_ops __read_mostly = { +struct rtnl_link_ops batadv_link_ops = { .kind = "batadv", .priv_size = sizeof(struct batadv_priv), .setup = batadv_softif_init_early, diff --git a/net/batman-adv/types.h b/net/batman-adv/types.h index d260efd..228dbbc 100644 --- a/net/batman-adv/types.h +++ b/net/batman-adv/types.h @@ -81,7 +81,7 @@ enum batadv_dhcp_recipient { struct batadv_hard_iface_bat_iv { unsigned char *ogm_buff; int ogm_buff_len; - atomic_t ogm_seqno; + atomic_unchecked_t ogm_seqno; }; /** @@ -784,7 +784,7 @@ struct batadv_priv { atomic_t bonding; atomic_t fragmentation; atomic_t packet_size_max; - atomic_t frag_seqno; + atomic_unchecked_t frag_seqno; #ifdef CONFIG_BATMAN_ADV_BLA atomic_t bridge_loop_avoidance; #endif @@ -803,7 +803,7 @@ struct batadv_priv { #endif u32 isolation_mark; u32 isolation_mark_mask; - atomic_t bcast_seqno; + atomic_unchecked_t bcast_seqno; atomic_t bcast_queue_left; atomic_t batman_queue_left; char num_ifaces; diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c index f2d30d1..0573933 100644 --- a/net/bluetooth/hci_sock.c +++ b/net/bluetooth/hci_sock.c @@ -1253,7 +1253,7 @@ static int hci_sock_setsockopt(struct socket *sock, int level, int optname, uf.event_mask[1] = *((u32 *) f->event_mask + 1); } - len = min_t(unsigned int, len, sizeof(uf)); + len = min((size_t)len, sizeof(uf)); if (copy_from_user(&uf, optval, len)) { err = -EFAULT; break; diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 7c65ee2..b4dd40a 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -3537,8 +3537,10 @@ static int l2cap_parse_conf_rsp(struct l2cap_chan *chan, void *rsp, int len, break; case L2CAP_CONF_RFC: - if (olen == sizeof(rfc)) - memcpy(&rfc, (void *)val, olen); + if (olen != sizeof(rfc)) + break; + + memcpy(&rfc, (void *)val, olen); if (test_bit(CONF_STATE2_DEVICE, &chan->conf_state) && rfc.mode != chan->mode) diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c index 586b3d5..0544d2a 100644 --- a/net/bluetooth/l2cap_sock.c +++ b/net/bluetooth/l2cap_sock.c @@ -633,7 +633,8 @@ static int l2cap_sock_setsockopt_old(struct socket *sock, int optname, struct sock *sk = sock->sk; struct l2cap_chan *chan = l2cap_pi(sk)->chan; struct l2cap_options opts; - int len, err = 0; + int err = 0; + size_t len = optlen; u32 opt; BT_DBG("sk %p", sk); @@ -660,7 +661,7 @@ static int l2cap_sock_setsockopt_old(struct socket *sock, int optname, opts.max_tx = chan->max_tx; opts.txwin_size = chan->tx_win; - len = min_t(unsigned int, sizeof(opts), optlen); + len = min(sizeof(opts), len); if (copy_from_user((char *) &opts, optval, len)) { err = -EFAULT; break; @@ -747,7 +748,8 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, struct bt_security sec; struct bt_power pwr; struct l2cap_conn *conn; - int len, err = 0; + int err = 0; + size_t len = optlen; u32 opt; BT_DBG("sk %p", sk); @@ -771,7 +773,7 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, sec.level = BT_SECURITY_LOW; - len = min_t(unsigned int, sizeof(sec), optlen); + len = min(sizeof(sec), len); if (copy_from_user((char *) &sec, optval, len)) { err = -EFAULT; break; @@ -867,7 +869,7 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, pwr.force_active = BT_POWER_FORCE_ACTIVE_ON; - len = min_t(unsigned int, sizeof(pwr), optlen); + len = min(sizeof(pwr), len); if (copy_from_user((char *) &pwr, optval, len)) { err = -EFAULT; break; diff --git a/net/bluetooth/rfcomm/sock.c b/net/bluetooth/rfcomm/sock.c index 7511df7..a670df3 100644 --- a/net/bluetooth/rfcomm/sock.c +++ b/net/bluetooth/rfcomm/sock.c @@ -690,7 +690,7 @@ static int rfcomm_sock_setsockopt(struct socket *sock, int level, int optname, c struct sock *sk = sock->sk; struct bt_security sec; int err = 0; - size_t len; + size_t len = optlen; u32 opt; BT_DBG("sk %p", sk); @@ -712,7 +712,7 @@ static int rfcomm_sock_setsockopt(struct socket *sock, int level, int optname, c sec.level = BT_SECURITY_LOW; - len = min_t(unsigned int, sizeof(sec), optlen); + len = min(sizeof(sec), len); if (copy_from_user((char *) &sec, optval, len)) { err = -EFAULT; break; diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c index 8e385a0..a5bdd8e 100644 --- a/net/bluetooth/rfcomm/tty.c +++ b/net/bluetooth/rfcomm/tty.c @@ -752,7 +752,7 @@ static int rfcomm_tty_open(struct tty_struct *tty, struct file *filp) BT_DBG("tty %p id %d", tty, tty->index); BT_DBG("dev %p dst %pMR channel %d opened %d", dev, &dev->dst, - dev->channel, dev->port.count); + dev->channel, atomic_read(&dev->port.count)); err = tty_port_open(&dev->port, tty, filp); if (err) @@ -775,7 +775,7 @@ static void rfcomm_tty_close(struct tty_struct *tty, struct file *filp) struct rfcomm_dev *dev = (struct rfcomm_dev *) tty->driver_data; BT_DBG("tty %p dev %p dlc %p opened %d", tty, dev, dev->dlc, - dev->port.count); + atomic_read(&dev->port.count)); tty_port_close(&dev->port, tty, filp); } diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c index f315c8d..15cb6c55 100644 --- a/net/bluetooth/sco.c +++ b/net/bluetooth/sco.c @@ -519,6 +519,9 @@ static int sco_sock_bind(struct socket *sock, struct sockaddr *addr, int addr_le if (!addr || addr->sa_family != AF_BLUETOOTH) return -EINVAL; + if (addr_len < sizeof(struct sockaddr_sco)) + return -EINVAL; + lock_sock(sk); if (sk->sk_state != BT_OPEN) { diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c index ea748c9..79056c3 100644 --- a/net/bridge/br_netlink.c +++ b/net/bridge/br_netlink.c @@ -878,7 +878,7 @@ static struct rtnl_af_ops br_af_ops __read_mostly = { .get_link_af_size = br_get_link_af_size, }; -struct rtnl_link_ops br_link_ops __read_mostly = { +struct rtnl_link_ops br_link_ops = { .kind = "bridge", .priv_size = sizeof(struct net_bridge), .setup = br_dev_setup, diff --git a/net/bridge/br_stp_if.c b/net/bridge/br_stp_if.c index 4ca449a..49d8d28 100644 --- a/net/bridge/br_stp_if.c +++ b/net/bridge/br_stp_if.c @@ -130,7 +130,10 @@ static void br_stp_start(struct net_bridge *br) char *envp[] = { NULL }; struct net_bridge_port *p; - r = call_usermodehelper(BR_STP_PROG, argv, envp, UMH_WAIT_PROC); + if (net_eq(dev_net(br->dev), &init_net)) + r = call_usermodehelper(BR_STP_PROG, argv, envp, UMH_WAIT_PROC); + else + r = -ENOENT; spin_lock_bh(&br->lock); diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c index 48b6b01..cf544f3 100644 --- a/net/bridge/netfilter/ebtables.c +++ b/net/bridge/netfilter/ebtables.c @@ -1533,7 +1533,7 @@ static int do_ebt_get_ctl(struct sock *sk, int cmd, void __user *user, int *len) tmp.valid_hooks = t->table->valid_hooks; } mutex_unlock(&ebt_mutex); - if (copy_to_user(user, &tmp, *len) != 0) { + if (*len > sizeof(tmp) || copy_to_user(user, &tmp, *len) != 0) { BUGPRINT("c2u Didn't work\n"); ret = -EFAULT; break; @@ -2339,7 +2339,7 @@ static int compat_do_ebt_get_ctl(struct sock *sk, int cmd, goto out; tmp.valid_hooks = t->valid_hooks; - if (copy_to_user(user, &tmp, *len) != 0) { + if (*len > sizeof(tmp) || copy_to_user(user, &tmp, *len) != 0) { ret = -EFAULT; break; } @@ -2350,7 +2350,7 @@ static int compat_do_ebt_get_ctl(struct sock *sk, int cmd, tmp.entries_size = t->table->entries_size; tmp.valid_hooks = t->table->valid_hooks; - if (copy_to_user(user, &tmp, *len) != 0) { + if (*len > sizeof(tmp) || copy_to_user(user, &tmp, *len) != 0) { ret = -EFAULT; break; } diff --git a/net/caif/cfctrl.c b/net/caif/cfctrl.c index f5afda1..dcf770a 100644 --- a/net/caif/cfctrl.c +++ b/net/caif/cfctrl.c @@ -10,6 +10,7 @@ #include <linux/spinlock.h> #include <linux/slab.h> #include <linux/pkt_sched.h> +#include <linux/sched.h> #include <net/caif/caif_layer.h> #include <net/caif/cfpkt.h> #include <net/caif/cfctrl.h> @@ -43,8 +44,8 @@ struct cflayer *cfctrl_create(void) memset(&dev_info, 0, sizeof(dev_info)); dev_info.id = 0xff; cfsrvl_init(&this->serv, 0, &dev_info, false); - atomic_set(&this->req_seq_no, 1); - atomic_set(&this->rsp_seq_no, 1); + atomic_set_unchecked(&this->req_seq_no, 1); + atomic_set_unchecked(&this->rsp_seq_no, 1); this->serv.layer.receive = cfctrl_recv; sprintf(this->serv.layer.name, "ctrl"); this->serv.layer.ctrlcmd = cfctrl_ctrlcmd; @@ -130,8 +131,8 @@ static void cfctrl_insert_req(struct cfctrl *ctrl, struct cfctrl_request_info *req) { spin_lock_bh(&ctrl->info_list_lock); - atomic_inc(&ctrl->req_seq_no); - req->sequence_no = atomic_read(&ctrl->req_seq_no); + atomic_inc_unchecked(&ctrl->req_seq_no); + req->sequence_no = atomic_read_unchecked(&ctrl->req_seq_no); list_add_tail(&req->list, &ctrl->list); spin_unlock_bh(&ctrl->info_list_lock); } @@ -149,7 +150,7 @@ static struct cfctrl_request_info *cfctrl_remove_req(struct cfctrl *ctrl, if (p != first) pr_warn("Requests are not received in order\n"); - atomic_set(&ctrl->rsp_seq_no, + atomic_set_unchecked(&ctrl->rsp_seq_no, p->sequence_no); list_del(&p->list); goto out; diff --git a/net/caif/chnl_net.c b/net/caif/chnl_net.c index 67a4a36..8d28068 100644 --- a/net/caif/chnl_net.c +++ b/net/caif/chnl_net.c @@ -515,7 +515,7 @@ static const struct nla_policy ipcaif_policy[IFLA_CAIF_MAX + 1] = { }; -static struct rtnl_link_ops ipcaif_link_ops __read_mostly = { +static struct rtnl_link_ops ipcaif_link_ops = { .kind = "caif", .priv_size = sizeof(struct chnl_net), .setup = ipcaif_net_setup, diff --git a/net/can/af_can.c b/net/can/af_can.c index 166d436..2920816 100644 --- a/net/can/af_can.c +++ b/net/can/af_can.c @@ -890,7 +890,7 @@ static const struct net_proto_family can_family_ops = { }; /* notifier block for netdevice event */ -static struct notifier_block can_netdev_notifier __read_mostly = { +static struct notifier_block can_netdev_notifier = { .notifier_call = can_notifier, }; diff --git a/net/can/bcm.c b/net/can/bcm.c index a1ba687..aafaec5 100644 --- a/net/can/bcm.c +++ b/net/can/bcm.c @@ -1620,7 +1620,7 @@ static int __init bcm_module_init(void) } /* create /proc/net/can-bcm directory */ - proc_dir = proc_mkdir("can-bcm", init_net.proc_net); + proc_dir = proc_mkdir_restrict("can-bcm", init_net.proc_net); return 0; } diff --git a/net/can/gw.c b/net/can/gw.c index 4551687..4e82e9b 100644 --- a/net/can/gw.c +++ b/net/can/gw.c @@ -80,7 +80,6 @@ MODULE_PARM_DESC(max_hops, "default: " __stringify(CGW_DEFAULT_HOPS) ")"); static HLIST_HEAD(cgw_list); -static struct notifier_block notifier; static struct kmem_cache *cgw_cache __read_mostly; @@ -992,6 +991,10 @@ static int cgw_remove_job(struct sk_buff *skb, struct nlmsghdr *nlh) return err; } +static struct notifier_block notifier = { + .notifier_call = cgw_notifier +}; + static __init int cgw_module_init(void) { /* sanitize given module parameter */ @@ -1007,7 +1010,6 @@ static __init int cgw_module_init(void) return -ENOMEM; /* set notifier */ - notifier.notifier_call = cgw_notifier; register_netdevice_notifier(¬ifier); if (__rtnl_register(PF_CAN, RTM_GETROUTE, NULL, cgw_dump_jobs, NULL)) { diff --git a/net/can/proc.c b/net/can/proc.c index 1a19b98..df2b4ec 100644 --- a/net/can/proc.c +++ b/net/can/proc.c @@ -514,7 +514,7 @@ static void can_remove_proc_readentry(const char *name) void can_init_proc(void) { /* create /proc/net/can directory */ - can_dir = proc_mkdir("can", init_net.proc_net); + can_dir = proc_mkdir_restrict("can", init_net.proc_net); if (!can_dir) { printk(KERN_INFO "can: failed to create /proc/net/can . " diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c index b9b0e3b..adb8b18 100644 --- a/net/ceph/messenger.c +++ b/net/ceph/messenger.c @@ -190,7 +190,7 @@ static void con_fault(struct ceph_connection *con); #define MAX_ADDR_STR_LEN 64 /* 54 is enough */ static char addr_str[ADDR_STR_COUNT][MAX_ADDR_STR_LEN]; -static atomic_t addr_str_seq = ATOMIC_INIT(0); +static atomic_unchecked_t addr_str_seq = ATOMIC_INIT(0); static struct page *zero_page; /* used in certain error cases */ @@ -201,7 +201,7 @@ const char *ceph_pr_addr(const struct sockaddr_storage *ss) struct sockaddr_in *in4 = (struct sockaddr_in *) ss; struct sockaddr_in6 *in6 = (struct sockaddr_in6 *) ss; - i = atomic_inc_return(&addr_str_seq) & ADDR_STR_COUNT_MASK; + i = atomic_inc_return_unchecked(&addr_str_seq) & ADDR_STR_COUNT_MASK; s = addr_str[i]; switch (ss->ss_family) { diff --git a/net/compat.c b/net/compat.c index 5cfd26a..3c50cb0 100644 --- a/net/compat.c +++ b/net/compat.c @@ -58,7 +58,7 @@ int get_compat_msghdr(struct msghdr *kmsg, if (kmsg->msg_namelen > sizeof(struct sockaddr_storage)) kmsg->msg_namelen = sizeof(struct sockaddr_storage); - kmsg->msg_control = compat_ptr(tmp3); + kmsg->msg_control = (void __force_kernel *)compat_ptr(tmp3); if (save_addr) *save_addr = compat_ptr(uaddr); @@ -98,20 +98,20 @@ int get_compat_msghdr(struct msghdr *kmsg, #define CMSG_COMPAT_FIRSTHDR(msg) \ (((msg)->msg_controllen) >= sizeof(struct compat_cmsghdr) ? \ - (struct compat_cmsghdr __user *)((msg)->msg_control) : \ + (struct compat_cmsghdr __force_user *)((msg)->msg_control) : \ (struct compat_cmsghdr __user *)NULL) #define CMSG_COMPAT_OK(ucmlen, ucmsg, mhdr) \ ((ucmlen) >= sizeof(struct compat_cmsghdr) && \ (ucmlen) <= (unsigned long) \ ((mhdr)->msg_controllen - \ - ((char *)(ucmsg) - (char *)(mhdr)->msg_control))) + ((char __force_kernel *)(ucmsg) - (char *)(mhdr)->msg_control))) static inline struct compat_cmsghdr __user *cmsg_compat_nxthdr(struct msghdr *msg, struct compat_cmsghdr __user *cmsg, int cmsg_len) { char __user *ptr = (char __user *)cmsg + CMSG_COMPAT_ALIGN(cmsg_len); - if ((unsigned long)(ptr + 1 - (char __user *)msg->msg_control) > + if ((unsigned long)(ptr + 1 - (char __force_user *)msg->msg_control) > msg->msg_controllen) return NULL; return (struct compat_cmsghdr __user *)ptr; @@ -201,7 +201,7 @@ Efault: int put_cmsg_compat(struct msghdr *kmsg, int level, int type, int len, void *data) { - struct compat_cmsghdr __user *cm = (struct compat_cmsghdr __user *) kmsg->msg_control; + struct compat_cmsghdr __user *cm = (struct compat_cmsghdr __force_user *) kmsg->msg_control; struct compat_cmsghdr cmhdr; struct compat_timeval ctv; struct compat_timespec cts[3]; @@ -257,7 +257,7 @@ int put_cmsg_compat(struct msghdr *kmsg, int level, int type, int len, void *dat void scm_detach_fds_compat(struct msghdr *kmsg, struct scm_cookie *scm) { - struct compat_cmsghdr __user *cm = (struct compat_cmsghdr __user *) kmsg->msg_control; + struct compat_cmsghdr __user *cm = (struct compat_cmsghdr __force_user *) kmsg->msg_control; int fdmax = (kmsg->msg_controllen - sizeof(struct compat_cmsghdr)) / sizeof(int); int fdnum = scm->fp->count; struct file **fp = scm->fp->fp; @@ -345,7 +345,7 @@ static int do_set_sock_timeout(struct socket *sock, int level, return -EFAULT; old_fs = get_fs(); set_fs(KERNEL_DS); - err = sock_setsockopt(sock, level, optname, (char *)&ktime, sizeof(ktime)); + err = sock_setsockopt(sock, level, optname, (char __force_user *)&ktime, sizeof(ktime)); set_fs(old_fs); return err; @@ -406,7 +406,7 @@ static int do_get_sock_timeout(struct socket *sock, int level, int optname, len = sizeof(ktime); old_fs = get_fs(); set_fs(KERNEL_DS); - err = sock_getsockopt(sock, level, optname, (char *) &ktime, &len); + err = sock_getsockopt(sock, level, optname, (char __force_user *) &ktime, (int __force_user *)&len); set_fs(old_fs); if (!err) { @@ -549,7 +549,7 @@ int compat_mc_setsockopt(struct sock *sock, int level, int optname, case MCAST_JOIN_GROUP: case MCAST_LEAVE_GROUP: { - struct compat_group_req __user *gr32 = (void *)optval; + struct compat_group_req __user *gr32 = (void __user *)optval; struct group_req __user *kgr = compat_alloc_user_space(sizeof(struct group_req)); u32 interface; @@ -570,7 +570,7 @@ int compat_mc_setsockopt(struct sock *sock, int level, int optname, case MCAST_BLOCK_SOURCE: case MCAST_UNBLOCK_SOURCE: { - struct compat_group_source_req __user *gsr32 = (void *)optval; + struct compat_group_source_req __user *gsr32 = (void __user *)optval; struct group_source_req __user *kgsr = compat_alloc_user_space( sizeof(struct group_source_req)); u32 interface; @@ -591,7 +591,7 @@ int compat_mc_setsockopt(struct sock *sock, int level, int optname, } case MCAST_MSFILTER: { - struct compat_group_filter __user *gf32 = (void *)optval; + struct compat_group_filter __user *gf32 = (void __user *)optval; struct group_filter __user *kgf; u32 interface, fmode, numsrc; @@ -629,7 +629,7 @@ int compat_mc_getsockopt(struct sock *sock, int level, int optname, char __user *optval, int __user *optlen, int (*getsockopt)(struct sock *, int, int, char __user *, int __user *)) { - struct compat_group_filter __user *gf32 = (void *)optval; + struct compat_group_filter __user *gf32 = (void __user *)optval; struct group_filter __user *kgf; int __user *koptlen; u32 interface, fmode, numsrc; @@ -773,7 +773,7 @@ COMPAT_SYSCALL_DEFINE2(socketcall, int, call, u32 __user *, args) if (call < SYS_SOCKET || call > SYS_SENDMMSG) return -EINVAL; - if (copy_from_user(a, args, nas[call])) + if (nas[call] > sizeof a || copy_from_user(a, args, nas[call])) return -EFAULT; a0 = a[0]; a1 = a[1]; diff --git a/net/core/datagram.c b/net/core/datagram.c index 617088a..0364f4f 100644 --- a/net/core/datagram.c +++ b/net/core/datagram.c @@ -338,7 +338,7 @@ int skb_kill_datagram(struct sock *sk, struct sk_buff *skb, unsigned int flags) } kfree_skb(skb); - atomic_inc(&sk->sk_drops); + atomic_inc_unchecked(&sk->sk_drops); sk_mem_reclaim_partial(sk); return err; diff --git a/net/core/dev.c b/net/core/dev.c index c14748d..b500378 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -1748,7 +1748,7 @@ int __dev_forward_skb(struct net_device *dev, struct sk_buff *skb) { if (skb_orphan_frags(skb, GFP_ATOMIC) || unlikely(!is_skb_forwardable(dev, skb))) { - atomic_long_inc(&dev->rx_dropped); + atomic_long_inc_unchecked(&dev->rx_dropped); kfree_skb(skb); return NET_RX_DROP; } @@ -3162,7 +3162,7 @@ recursion_alert: drop: rcu_read_unlock_bh(); - atomic_long_inc(&dev->tx_dropped); + atomic_long_inc_unchecked(&dev->tx_dropped); kfree_skb_list(skb); return rc; out: @@ -3514,7 +3514,7 @@ drop: local_irq_restore(flags); - atomic_long_inc(&skb->dev->rx_dropped); + atomic_long_inc_unchecked(&skb->dev->rx_dropped); kfree_skb(skb); return NET_RX_DROP; } @@ -3591,7 +3591,7 @@ int netif_rx_ni(struct sk_buff *skb) } EXPORT_SYMBOL(netif_rx_ni); -static void net_tx_action(struct softirq_action *h) +static __latent_entropy void net_tx_action(void) { struct softnet_data *sd = this_cpu_ptr(&softnet_data); @@ -3929,7 +3929,7 @@ ncls: ret = pt_prev->func(skb, skb->dev, pt_prev, orig_dev); } else { drop: - atomic_long_inc(&skb->dev->rx_dropped); + atomic_long_inc_unchecked(&skb->dev->rx_dropped); kfree_skb(skb); /* Jamal, now you will not able to escape explaining * me how you were going to use this. :-) @@ -4822,7 +4822,7 @@ out_unlock: return work; } -static void net_rx_action(struct softirq_action *h) +static __latent_entropy void net_rx_action(void) { struct softnet_data *sd = this_cpu_ptr(&softnet_data); unsigned long time_limit = jiffies + 2; @@ -6914,8 +6914,8 @@ struct rtnl_link_stats64 *dev_get_stats(struct net_device *dev, } else { netdev_stats_to_stats64(storage, &dev->stats); } - storage->rx_dropped += atomic_long_read(&dev->rx_dropped); - storage->tx_dropped += atomic_long_read(&dev->tx_dropped); + storage->rx_dropped += atomic_long_read_unchecked(&dev->rx_dropped); + storage->tx_dropped += atomic_long_read_unchecked(&dev->tx_dropped); return storage; } EXPORT_SYMBOL(dev_get_stats); diff --git a/net/core/dev_ioctl.c b/net/core/dev_ioctl.c index b94b1d2..da3ed7c 100644 --- a/net/core/dev_ioctl.c +++ b/net/core/dev_ioctl.c @@ -368,8 +368,13 @@ void dev_load(struct net *net, const char *name) no_module = !dev; if (no_module && capable(CAP_NET_ADMIN)) no_module = request_module("netdev-%s", name); - if (no_module && capable(CAP_SYS_MODULE)) + if (no_module && capable(CAP_SYS_MODULE)) { +#ifdef CONFIG_GRKERNSEC_MODHARDEN + ___request_module(true, "grsec_modharden_netdev", "%s", name); +#else request_module("%s", name); +#endif + } } EXPORT_SYMBOL(dev_load); diff --git a/net/core/filter.c b/net/core/filter.c index bb18c36..90998d5 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -584,7 +584,11 @@ do_pass: /* Unknown instruction. */ default: - goto err; + WARN(1, KERN_ALERT "Unknown sock filter code:%u jt:%u tf:%u k:%u\n", + fp->code, fp->jt, fp->jf, fp->k); + kfree(addrs); + BUG(); + return -EINVAL; } insn++; @@ -628,7 +632,7 @@ static int check_load_and_stores(const struct sock_filter *filter, int flen) u16 *masks, memvalid = 0; /* One bit per cell, 16 cells */ int pc, ret = 0; - BUILD_BUG_ON(BPF_MEMWORDS > 16); + BUILD_BUG_ON(BPF_MEMWORDS != 16); masks = kmalloc_array(flen, sizeof(*masks), GFP_KERNEL); if (!masks) @@ -1057,7 +1061,7 @@ int bpf_prog_create(struct bpf_prog **pfp, struct sock_fprog_kern *fprog) if (!fp) return -ENOMEM; - memcpy(fp->insns, fprog->filter, fsize); + memcpy(fp->insns, (void __force_kernel *)fprog->filter, fsize); fp->len = fprog->len; /* Since unattached filters are not copied back to user diff --git a/net/core/flow.c b/net/core/flow.c index 1033725..340f65d 100644 --- a/net/core/flow.c +++ b/net/core/flow.c @@ -65,7 +65,7 @@ static void flow_cache_new_hashrnd(unsigned long arg) static int flow_entry_valid(struct flow_cache_entry *fle, struct netns_xfrm *xfrm) { - if (atomic_read(&xfrm->flow_cache_genid) != fle->genid) + if (atomic_read_unchecked(&xfrm->flow_cache_genid) != fle->genid) return 0; if (fle->object && !fle->object->ops->check(fle->object)) return 0; @@ -242,7 +242,7 @@ flow_cache_lookup(struct net *net, const struct flowi *key, u16 family, u8 dir, hlist_add_head(&fle->u.hlist, &fcp->hash_table[hash]); fcp->hash_count++; } - } else if (likely(fle->genid == atomic_read(&net->xfrm.flow_cache_genid))) { + } else if (likely(fle->genid == atomic_read_unchecked(&net->xfrm.flow_cache_genid))) { flo = fle->object; if (!flo) goto ret_object; @@ -263,7 +263,7 @@ nocache: } flo = resolver(net, key, family, dir, flo, ctx); if (fle) { - fle->genid = atomic_read(&net->xfrm.flow_cache_genid); + fle->genid = atomic_read_unchecked(&net->xfrm.flow_cache_genid); if (!IS_ERR(flo)) fle->object = flo; else diff --git a/net/core/neighbour.c b/net/core/neighbour.c index c169bba..1f5205a 100644 --- a/net/core/neighbour.c +++ b/net/core/neighbour.c @@ -2827,7 +2827,7 @@ static int proc_unres_qlen(struct ctl_table *ctl, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { int size, ret; - struct ctl_table tmp = *ctl; + ctl_table_no_const tmp = *ctl; tmp.extra1 = &zero; tmp.extra2 = &unres_qlen_max; @@ -2889,7 +2889,7 @@ static int neigh_proc_dointvec_zero_intmax(struct ctl_table *ctl, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { - struct ctl_table tmp = *ctl; + ctl_table_no_const tmp = *ctl; int ret; tmp.extra1 = &zero; diff --git a/net/core/net-procfs.c b/net/core/net-procfs.c index 2bf8329..2eb1423 100644 --- a/net/core/net-procfs.c +++ b/net/core/net-procfs.c @@ -79,7 +79,13 @@ static void dev_seq_printf_stats(struct seq_file *seq, struct net_device *dev) struct rtnl_link_stats64 temp; const struct rtnl_link_stats64 *stats = dev_get_stats(dev, &temp); - seq_printf(seq, "%6s: %7llu %7llu %4llu %4llu %4llu %5llu %10llu %9llu " + if (gr_proc_is_restricted()) + seq_printf(seq, "%6s: %7llu %7llu %4llu %4llu %4llu %5llu %10llu %9llu " + "%8llu %7llu %4llu %4llu %4llu %5llu %7llu %10llu\n", + dev->name, 0ULL, 0ULL, 0ULL, 0ULL, 0ULL, 0ULL, 0ULL, 0ULL, 0ULL, 0ULL, + 0ULL, 0ULL, 0ULL, 0ULL, 0ULL, 0ULL); + else + seq_printf(seq, "%6s: %7llu %7llu %4llu %4llu %4llu %5llu %10llu %9llu " "%8llu %7llu %4llu %4llu %4llu %5llu %7llu %10llu\n", dev->name, stats->rx_bytes, stats->rx_packets, stats->rx_errors, @@ -166,7 +172,7 @@ static int softnet_seq_show(struct seq_file *seq, void *v) return 0; } -static const struct seq_operations dev_seq_ops = { +const struct seq_operations dev_seq_ops = { .start = dev_seq_start, .next = dev_seq_next, .stop = dev_seq_stop, @@ -196,7 +202,7 @@ static const struct seq_operations softnet_seq_ops = { static int softnet_seq_open(struct inode *inode, struct file *file) { - return seq_open(file, &softnet_seq_ops); + return seq_open_restrict(file, &softnet_seq_ops); } static const struct file_operations softnet_seq_fops = { @@ -283,8 +289,13 @@ static int ptype_seq_show(struct seq_file *seq, void *v) else seq_printf(seq, "%04x", ntohs(pt->type)); +#ifdef CONFIG_GRKERNSEC_HIDESYM + seq_printf(seq, " %-8s %pf\n", + pt->dev ? pt->dev->name : "", NULL); +#else seq_printf(seq, " %-8s %pf\n", pt->dev ? pt->dev->name : "", pt->func); +#endif } return 0; diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c index 830f8a7..91caf1c 100644 --- a/net/core/net-sysfs.c +++ b/net/core/net-sysfs.c @@ -287,7 +287,7 @@ static ssize_t carrier_changes_show(struct device *dev, { struct net_device *netdev = to_net_dev(dev); return sprintf(buf, fmt_dec, - atomic_read(&netdev->carrier_changes)); + atomic_read_unchecked(&netdev->carrier_changes)); } static DEVICE_ATTR_RO(carrier_changes); diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c index 2c2eb1b..a53be3e 100644 --- a/net/core/net_namespace.c +++ b/net/core/net_namespace.c @@ -775,7 +775,7 @@ static int __register_pernet_operations(struct list_head *list, int error; LIST_HEAD(net_exit_list); - list_add_tail(&ops->list, list); + pax_list_add_tail((struct list_head *)&ops->list, list); if (ops->init || (ops->id && ops->size)) { for_each_net(net) { error = ops_init(ops, net); @@ -788,7 +788,7 @@ static int __register_pernet_operations(struct list_head *list, out_undo: /* If I have an error cleanup all namespaces I initialized */ - list_del(&ops->list); + pax_list_del((struct list_head *)&ops->list); ops_exit_list(ops, &net_exit_list); ops_free_list(ops, &net_exit_list); return error; @@ -799,7 +799,7 @@ static void __unregister_pernet_operations(struct pernet_operations *ops) struct net *net; LIST_HEAD(net_exit_list); - list_del(&ops->list); + pax_list_del((struct list_head *)&ops->list); for_each_net(net) list_add_tail(&net->exit_list, &net_exit_list); ops_exit_list(ops, &net_exit_list); @@ -933,7 +933,7 @@ int register_pernet_device(struct pernet_operations *ops) mutex_lock(&net_mutex); error = register_pernet_operations(&pernet_list, ops); if (!error && (first_device == &pernet_list)) - first_device = &ops->list; + first_device = (struct list_head *)&ops->list; mutex_unlock(&net_mutex); return error; } diff --git a/net/core/netpoll.c b/net/core/netpoll.c index 8bdada2..d7048c2 100644 --- a/net/core/netpoll.c +++ b/net/core/netpoll.c @@ -383,7 +383,7 @@ void netpoll_send_udp(struct netpoll *np, const char *msg, int len) struct udphdr *udph; struct iphdr *iph; struct ethhdr *eth; - static atomic_t ip_ident; + static atomic_unchecked_t ip_ident; struct ipv6hdr *ip6h; WARN_ON_ONCE(!irqs_disabled()); @@ -456,7 +456,7 @@ void netpoll_send_udp(struct netpoll *np, const char *msg, int len) put_unaligned(0x45, (unsigned char *)iph); iph->tos = 0; put_unaligned(htons(ip_len), &(iph->tot_len)); - iph->id = htons(atomic_inc_return(&ip_ident)); + iph->id = htons(atomic_inc_return_unchecked(&ip_ident)); iph->frag_off = 0; iph->ttl = 64; iph->protocol = IPPROTO_UDP; diff --git a/net/core/pktgen.c b/net/core/pktgen.c index de8d5cc..bf8443a 100644 --- a/net/core/pktgen.c +++ b/net/core/pktgen.c @@ -3827,7 +3827,7 @@ static int __net_init pg_net_init(struct net *net) pn->net = net; INIT_LIST_HEAD(&pn->pktgen_threads); pn->pktgen_exiting = false; - pn->proc_dir = proc_mkdir(PG_PROC_DIR, pn->net->proc_net); + pn->proc_dir = proc_mkdir_restrict(PG_PROC_DIR, pn->net->proc_net); if (!pn->proc_dir) { pr_warn("cannot create /proc/net/%s\n", PG_PROC_DIR); return -ENODEV; diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index 0ec4840..5277144 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -61,7 +61,7 @@ struct rtnl_link { rtnl_doit_func doit; rtnl_dumpit_func dumpit; rtnl_calcit_func calcit; -}; +} __no_const; static DEFINE_MUTEX(rtnl_mutex); @@ -307,10 +307,13 @@ int __rtnl_link_register(struct rtnl_link_ops *ops) * to use the ops for creating device. So do not * fill up dellink as well. That disables rtnl_dellink. */ - if (ops->setup && !ops->dellink) - ops->dellink = unregister_netdevice_queue; + if (ops->setup && !ops->dellink) { + pax_open_kernel(); + *(void **)&ops->dellink = unregister_netdevice_queue; + pax_close_kernel(); + } - list_add_tail(&ops->list, &link_ops); + pax_list_add_tail((struct list_head *)&ops->list, &link_ops); return 0; } EXPORT_SYMBOL_GPL(__rtnl_link_register); @@ -357,7 +360,7 @@ void __rtnl_link_unregister(struct rtnl_link_ops *ops) for_each_net(net) { __rtnl_kill_links(net, ops); } - list_del(&ops->list); + pax_list_del((struct list_head *)&ops->list); } EXPORT_SYMBOL_GPL(__rtnl_link_unregister); @@ -1090,7 +1093,7 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb, struct net_device *dev, (dev->ifalias && nla_put_string(skb, IFLA_IFALIAS, dev->ifalias)) || nla_put_u32(skb, IFLA_CARRIER_CHANGES, - atomic_read(&dev->carrier_changes)) || + atomic_read_unchecked(&dev->carrier_changes)) || nla_put_u8(skb, IFLA_PROTO_DOWN, dev->proto_down)) goto nla_put_failure; diff --git a/net/core/scm.c b/net/core/scm.c index 8a1741b..20d20e7 100644 --- a/net/core/scm.c +++ b/net/core/scm.c @@ -209,9 +209,9 @@ EXPORT_SYMBOL(__scm_send); int put_cmsg(struct msghdr * msg, int level, int type, int len, void *data) { struct cmsghdr __user *cm - = (__force struct cmsghdr __user *)msg->msg_control; + = (struct cmsghdr __force_user *)msg->msg_control; struct cmsghdr cmhdr; - int cmlen = CMSG_LEN(len); + size_t cmlen = CMSG_LEN(len); int err; if (MSG_CMSG_COMPAT & msg->msg_flags) @@ -232,7 +232,7 @@ int put_cmsg(struct msghdr * msg, int level, int type, int len, void *data) err = -EFAULT; if (copy_to_user(cm, &cmhdr, sizeof cmhdr)) goto out; - if (copy_to_user(CMSG_DATA(cm), data, cmlen - sizeof(struct cmsghdr))) + if (copy_to_user((void __force_user *)CMSG_DATA((void __force_kernel *)cm), data, cmlen - sizeof(struct cmsghdr))) goto out; cmlen = CMSG_SPACE(len); if (msg->msg_controllen < cmlen) @@ -248,7 +248,7 @@ EXPORT_SYMBOL(put_cmsg); void scm_detach_fds(struct msghdr *msg, struct scm_cookie *scm) { struct cmsghdr __user *cm - = (__force struct cmsghdr __user*)msg->msg_control; + = (struct cmsghdr __force_user *)msg->msg_control; int fdmax = 0; int fdnum = scm->fp->count; @@ -268,7 +268,7 @@ void scm_detach_fds(struct msghdr *msg, struct scm_cookie *scm) if (fdnum < fdmax) fdmax = fdnum; - for (i=0, cmfptr=(__force int __user *)CMSG_DATA(cm); i<fdmax; + for (i=0, cmfptr=(int __force_user *)CMSG_DATA((void __force_kernel *)cm); i<fdmax; i++, cmfptr++) { struct socket *sock; @@ -297,7 +297,7 @@ void scm_detach_fds(struct msghdr *msg, struct scm_cookie *scm) if (i > 0) { - int cmlen = CMSG_LEN(i*sizeof(int)); + size_t cmlen = CMSG_LEN(i*sizeof(int)); err = put_user(SOL_SOCKET, &cm->cmsg_level); if (!err) err = put_user(SCM_RIGHTS, &cm->cmsg_type); diff --git a/net/core/skbuff.c b/net/core/skbuff.c index fab4599..daf360d 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -969,7 +969,8 @@ static void skb_headers_offset_update(struct sk_buff *skb, int off) if (skb->ip_summed == CHECKSUM_PARTIAL) skb->csum_start += off; /* {transport,network,mac}_header and tail are relative to skb->head */ - skb->transport_header += off; + if (skb_transport_header_was_set(skb)) + skb->transport_header += off; skb->network_header += off; if (skb_mac_header_was_set(skb)) skb->mac_header += off; @@ -2103,7 +2104,7 @@ EXPORT_SYMBOL(__skb_checksum); __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum) { - const struct skb_checksum_ops ops = { + static const struct skb_checksum_ops ops = { .update = csum_partial_ext, .combine = csum_block_add_ext, }; @@ -3318,12 +3319,14 @@ void __init skb_init(void) skbuff_head_cache = kmem_cache_create("skbuff_head_cache", sizeof(struct sk_buff), 0, - SLAB_HWCACHE_ALIGN|SLAB_PANIC, + SLAB_HWCACHE_ALIGN|SLAB_PANIC| + SLAB_NO_SANITIZE, NULL); skbuff_fclone_cache = kmem_cache_create("skbuff_fclone_cache", sizeof(struct sk_buff_fclones), 0, - SLAB_HWCACHE_ALIGN|SLAB_PANIC, + SLAB_HWCACHE_ALIGN|SLAB_PANIC| + SLAB_NO_SANITIZE, NULL); } @@ -3643,7 +3646,8 @@ static void __skb_complete_tx_timestamp(struct sk_buff *skb, serr->ee.ee_info = tstype; if (sk->sk_tsflags & SOF_TIMESTAMPING_OPT_ID) { serr->ee.ee_data = skb_shinfo(skb)->tskey; - if (sk->sk_protocol == IPPROTO_TCP) + if (sk->sk_protocol == IPPROTO_TCP && + sk->sk_type == SOCK_STREAM) serr->ee.ee_data -= sk->sk_tskey; } diff --git a/net/core/sock.c b/net/core/sock.c index 3307c02..3a9bfdc 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -441,7 +441,7 @@ int sock_queue_rcv_skb(struct sock *sk, struct sk_buff *skb) struct sk_buff_head *list = &sk->sk_receive_queue; if (atomic_read(&sk->sk_rmem_alloc) >= sk->sk_rcvbuf) { - atomic_inc(&sk->sk_drops); + atomic_inc_unchecked(&sk->sk_drops); trace_sock_rcvqueue_full(sk, skb); return -ENOMEM; } @@ -451,7 +451,7 @@ int sock_queue_rcv_skb(struct sock *sk, struct sk_buff *skb) return err; if (!sk_rmem_schedule(sk, skb, skb->truesize)) { - atomic_inc(&sk->sk_drops); + atomic_inc_unchecked(&sk->sk_drops); return -ENOBUFS; } @@ -484,7 +484,7 @@ int sk_receive_skb(struct sock *sk, struct sk_buff *skb, const int nested) skb->dev = NULL; if (sk_rcvqueues_full(sk, sk->sk_rcvbuf)) { - atomic_inc(&sk->sk_drops); + atomic_inc_unchecked(&sk->sk_drops); goto discard_and_relse; } if (nested) @@ -502,7 +502,7 @@ int sk_receive_skb(struct sock *sk, struct sk_buff *skb, const int nested) mutex_release(&sk->sk_lock.dep_map, 1, _RET_IP_); } else if (sk_add_backlog(sk, skb, sk->sk_rcvbuf)) { bh_unlock_sock(sk); - atomic_inc(&sk->sk_drops); + atomic_inc_unchecked(&sk->sk_drops); goto discard_and_relse; } @@ -862,7 +862,8 @@ set_rcvbuf: if (val & SOF_TIMESTAMPING_OPT_ID && !(sk->sk_tsflags & SOF_TIMESTAMPING_OPT_ID)) { - if (sk->sk_protocol == IPPROTO_TCP) { + if (sk->sk_protocol == IPPROTO_TCP && + sk->sk_type == SOCK_STREAM) { if (sk->sk_state != TCP_ESTABLISHED) { ret = -EINVAL; break; @@ -908,6 +909,7 @@ set_rcvbuf: } break; +#ifndef GRKERNSEC_BPF_HARDEN case SO_ATTACH_BPF: ret = -EINVAL; if (optlen == sizeof(u32)) { @@ -920,7 +922,7 @@ set_rcvbuf: ret = sk_attach_bpf(ufd, sk); } break; - +#endif case SO_DETACH_FILTER: ret = sk_detach_filter(sk); break; @@ -1022,12 +1024,12 @@ int sock_getsockopt(struct socket *sock, int level, int optname, struct timeval tm; } v; - int lv = sizeof(int); - int len; + unsigned int lv = sizeof(int); + unsigned int len; if (get_user(len, optlen)) return -EFAULT; - if (len < 0) + if (len > INT_MAX) return -EINVAL; memset(&v, 0, sizeof(v)); @@ -1165,11 +1167,11 @@ int sock_getsockopt(struct socket *sock, int level, int optname, case SO_PEERNAME: { - char address[128]; + char address[_K_SS_MAXSIZE]; if (sock->ops->getname(sock, (struct sockaddr *)address, &lv, 2)) return -ENOTCONN; - if (lv < len) + if (lv < len || sizeof address < len) return -EINVAL; if (copy_to_user(optval, address, len)) return -EFAULT; @@ -1257,7 +1259,7 @@ int sock_getsockopt(struct socket *sock, int level, int optname, if (len > lv) len = lv; - if (copy_to_user(optval, &v, len)) + if (len > sizeof(v) || copy_to_user(optval, &v, len)) return -EFAULT; lenout: if (put_user(len, optlen)) @@ -1550,7 +1552,7 @@ struct sock *sk_clone_lock(const struct sock *sk, const gfp_t priority) newsk->sk_err = 0; newsk->sk_priority = 0; newsk->sk_incoming_cpu = raw_smp_processor_id(); - atomic64_set(&newsk->sk_cookie, 0); + atomic64_set_unchecked(&newsk->sk_cookie, 0); /* * Before updating sk_refcnt, we must commit prior changes to memory * (Documentation/RCU/rculist_nulls.txt for details) @@ -2359,7 +2361,7 @@ void sock_init_data(struct socket *sock, struct sock *sk) */ smp_wmb(); atomic_set(&sk->sk_refcnt, 1); - atomic_set(&sk->sk_drops, 0); + atomic_set_unchecked(&sk->sk_drops, 0); } EXPORT_SYMBOL(sock_init_data); @@ -2487,6 +2489,7 @@ void sock_enable_timestamp(struct sock *sk, int flag) int sock_recv_errqueue(struct sock *sk, struct msghdr *msg, int len, int level, int type) { + struct sock_extended_err ee; struct sock_exterr_skb *serr; struct sk_buff *skb; int copied, err; @@ -2508,7 +2511,8 @@ int sock_recv_errqueue(struct sock *sk, struct msghdr *msg, int len, sock_recv_timestamp(msg, sk, skb); serr = SKB_EXT_ERR(skb); - put_cmsg(msg, level, type, sizeof(serr->ee), &serr->ee); + ee = serr->ee; + put_cmsg(msg, level, type, sizeof ee, &ee); msg->msg_flags |= MSG_ERRQUEUE; err = copied; diff --git a/net/core/sock_diag.c b/net/core/sock_diag.c index 817622f..2577b26 100644 --- a/net/core/sock_diag.c +++ b/net/core/sock_diag.c @@ -12,7 +12,7 @@ #include <linux/inet_diag.h> #include <linux/sock_diag.h> -static const struct sock_diag_handler *sock_diag_handlers[AF_MAX]; +static const struct sock_diag_handler *sock_diag_handlers[AF_MAX] __read_only; static int (*inet_rcv_compat)(struct sk_buff *skb, struct nlmsghdr *nlh); static DEFINE_MUTEX(sock_diag_table_mutex); static struct workqueue_struct *broadcast_wq; @@ -20,12 +20,12 @@ static struct workqueue_struct *broadcast_wq; static u64 sock_gen_cookie(struct sock *sk) { while (1) { - u64 res = atomic64_read(&sk->sk_cookie); + u64 res = atomic64_read_unchecked(&sk->sk_cookie); if (res) return res; - res = atomic64_inc_return(&sock_net(sk)->cookie_gen); - atomic64_cmpxchg(&sk->sk_cookie, 0, res); + res = atomic64_inc_return_unchecked(&sock_net(sk)->cookie_gen); + atomic64_cmpxchg_unchecked(&sk->sk_cookie, 0, res); } } @@ -190,8 +190,11 @@ int sock_diag_register(const struct sock_diag_handler *hndl) mutex_lock(&sock_diag_table_mutex); if (sock_diag_handlers[hndl->family]) err = -EBUSY; - else + else { + pax_open_kernel(); sock_diag_handlers[hndl->family] = hndl; + pax_close_kernel(); + } mutex_unlock(&sock_diag_table_mutex); return err; @@ -207,7 +210,9 @@ void sock_diag_unregister(const struct sock_diag_handler *hnld) mutex_lock(&sock_diag_table_mutex); BUG_ON(sock_diag_handlers[family] != hnld); + pax_open_kernel(); sock_diag_handlers[family] = NULL; + pax_close_kernel(); mutex_unlock(&sock_diag_table_mutex); } EXPORT_SYMBOL_GPL(sock_diag_unregister); diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c index 95b6139..3048623 100644 --- a/net/core/sysctl_net_core.c +++ b/net/core/sysctl_net_core.c @@ -35,7 +35,7 @@ static int rps_sock_flow_sysctl(struct ctl_table *table, int write, { unsigned int orig_size, size; int ret, i; - struct ctl_table tmp = { + ctl_table_no_const tmp = { .data = &size, .maxlen = sizeof(size), .mode = table->mode @@ -203,7 +203,7 @@ static int set_default_qdisc(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { char id[IFNAMSIZ]; - struct ctl_table tbl = { + ctl_table_no_const tbl = { .data = id, .maxlen = IFNAMSIZ, }; @@ -221,7 +221,7 @@ static int set_default_qdisc(struct ctl_table *table, int write, static int proc_do_rss_key(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { - struct ctl_table fake_table; + ctl_table_no_const fake_table; char buf[NETDEV_RSS_KEY_LEN * 3]; snprintf(buf, sizeof(buf), "%*phC", NETDEV_RSS_KEY_LEN, netdev_rss_key); @@ -285,7 +285,7 @@ static struct ctl_table net_core_table[] = { .mode = 0444, .proc_handler = proc_do_rss_key, }, -#ifdef CONFIG_BPF_JIT +#if defined(CONFIG_BPF_JIT) && !defined(CONFIG_GRKERNSEC_BPF_HARDEN) { .procname = "bpf_jit_enable", .data = &bpf_jit_enable, @@ -409,13 +409,12 @@ static struct ctl_table netns_core_table[] = { static __net_init int sysctl_core_net_init(struct net *net) { - struct ctl_table *tbl; + ctl_table_no_const *tbl = NULL; net->core.sysctl_somaxconn = SOMAXCONN; - tbl = netns_core_table; if (!net_eq(net, &init_net)) { - tbl = kmemdup(tbl, sizeof(netns_core_table), GFP_KERNEL); + tbl = kmemdup(netns_core_table, sizeof(netns_core_table), GFP_KERNEL); if (tbl == NULL) goto err_dup; @@ -425,17 +424,16 @@ static __net_init int sysctl_core_net_init(struct net *net) if (net->user_ns != &init_user_ns) { tbl[0].procname = NULL; } - } - - net->core.sysctl_hdr = register_net_sysctl(net, "net/core", tbl); + net->core.sysctl_hdr = register_net_sysctl(net, "net/core", tbl); + } else + net->core.sysctl_hdr = register_net_sysctl(net, "net/core", netns_core_table); if (net->core.sysctl_hdr == NULL) goto err_reg; return 0; err_reg: - if (tbl != netns_core_table) - kfree(tbl); + kfree(tbl); err_dup: return -ENOMEM; } @@ -450,7 +448,7 @@ static __net_exit void sysctl_core_net_exit(struct net *net) kfree(tbl); } -static __net_initdata struct pernet_operations sysctl_core_ops = { +static __net_initconst struct pernet_operations sysctl_core_ops = { .init = sysctl_core_net_init, .exit = sysctl_core_net_exit, }; diff --git a/net/decnet/af_decnet.c b/net/decnet/af_decnet.c index 675cf94..9279a75 100644 --- a/net/decnet/af_decnet.c +++ b/net/decnet/af_decnet.c @@ -466,6 +466,7 @@ static struct proto dn_proto = { .sysctl_rmem = sysctl_decnet_rmem, .max_header = DN_MAX_NSP_DATA_HEADER + 64, .obj_size = sizeof(struct dn_sock), + .slab_flags = SLAB_USERCOPY, }; static struct sock *dn_alloc_sock(struct net *net, struct socket *sock, gfp_t gfp, int kern) diff --git a/net/decnet/dn_dev.c b/net/decnet/dn_dev.c index b2c26b0..41f803e 100644 --- a/net/decnet/dn_dev.c +++ b/net/decnet/dn_dev.c @@ -201,7 +201,7 @@ static struct dn_dev_sysctl_table { .extra1 = &min_t3, .extra2 = &max_t3 }, - {0} + { } }, }; diff --git a/net/decnet/sysctl_net_decnet.c b/net/decnet/sysctl_net_decnet.c index 5325b54..a0d4d69 100644 --- a/net/decnet/sysctl_net_decnet.c +++ b/net/decnet/sysctl_net_decnet.c @@ -174,7 +174,7 @@ static int dn_node_address_handler(struct ctl_table *table, int write, if (len > *lenp) len = *lenp; - if (copy_to_user(buffer, addr, len)) + if (len > sizeof addr || copy_to_user(buffer, addr, len)) return -EFAULT; *lenp = len; @@ -237,7 +237,7 @@ static int dn_def_dev_handler(struct ctl_table *table, int write, if (len > *lenp) len = *lenp; - if (copy_to_user(buffer, devname, len)) + if (len > sizeof devname || copy_to_user(buffer, devname, len)) return -EFAULT; *lenp = len; diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c index adb5325..9d5d089 100644 --- a/net/dsa/dsa.c +++ b/net/dsa/dsa.c @@ -999,7 +999,7 @@ static struct packet_type dsa_pack_type __read_mostly = { .func = dsa_switch_rcv, }; -static struct notifier_block dsa_netdevice_nb __read_mostly = { +static struct notifier_block dsa_netdevice_nb = { .notifier_call = dsa_slave_netdevice_event, }; diff --git a/net/hsr/hsr_netlink.c b/net/hsr/hsr_netlink.c index a2c7e4c..3dc9f67 100644 --- a/net/hsr/hsr_netlink.c +++ b/net/hsr/hsr_netlink.c @@ -102,7 +102,7 @@ nla_put_failure: return -EMSGSIZE; } -static struct rtnl_link_ops hsr_link_ops __read_mostly = { +static struct rtnl_link_ops hsr_link_ops = { .kind = "hsr", .maxtype = IFLA_HSR_MAX, .policy = hsr_policy, diff --git a/net/ieee802154/6lowpan/core.c b/net/ieee802154/6lowpan/core.c index 953b1c4..ea4fca4d 100644 --- a/net/ieee802154/6lowpan/core.c +++ b/net/ieee802154/6lowpan/core.c @@ -174,7 +174,7 @@ static void lowpan_dellink(struct net_device *dev, struct list_head *head) dev_put(real_dev); } -static struct rtnl_link_ops lowpan_link_ops __read_mostly = { +static struct rtnl_link_ops lowpan_link_ops = { .kind = "lowpan", .priv_size = LOWPAN_PRIV_SIZE(sizeof(struct lowpan_dev_info)), .setup = lowpan_setup, diff --git a/net/ieee802154/6lowpan/reassembly.c b/net/ieee802154/6lowpan/reassembly.c index 214d44a..dcb7f86 100644 --- a/net/ieee802154/6lowpan/reassembly.c +++ b/net/ieee802154/6lowpan/reassembly.c @@ -435,14 +435,13 @@ static struct ctl_table lowpan_frags_ctl_table[] = { static int __net_init lowpan_frags_ns_sysctl_register(struct net *net) { - struct ctl_table *table; + ctl_table_no_const *table = NULL; struct ctl_table_header *hdr; struct netns_ieee802154_lowpan *ieee802154_lowpan = net_ieee802154_lowpan(net); - table = lowpan_frags_ns_ctl_table; if (!net_eq(net, &init_net)) { - table = kmemdup(table, sizeof(lowpan_frags_ns_ctl_table), + table = kmemdup(lowpan_frags_ns_ctl_table, sizeof(lowpan_frags_ns_ctl_table), GFP_KERNEL); if (table == NULL) goto err_alloc; @@ -457,9 +456,9 @@ static int __net_init lowpan_frags_ns_sysctl_register(struct net *net) /* Don't export sysctls to unprivileged users */ if (net->user_ns != &init_user_ns) table[0].procname = NULL; - } - - hdr = register_net_sysctl(net, "net/ieee802154/6lowpan", table); + hdr = register_net_sysctl(net, "net/ieee802154/6lowpan", table); + } else + hdr = register_net_sysctl(net, "net/ieee802154/6lowpan", lowpan_frags_ns_ctl_table); if (hdr == NULL) goto err_reg; @@ -467,8 +466,7 @@ static int __net_init lowpan_frags_ns_sysctl_register(struct net *net) return 0; err_reg: - if (!net_eq(net, &init_net)) - kfree(table); + kfree(table); err_alloc: return -ENOMEM; } diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c index 1d0c3ad..408f17b 100644 --- a/net/ipv4/af_inet.c +++ b/net/ipv4/af_inet.c @@ -1396,7 +1396,7 @@ int inet_recv_error(struct sock *sk, struct msghdr *msg, int len, int *addr_len) return ip_recv_error(sk, msg, len, addr_len); #if IS_ENABLED(CONFIG_IPV6) if (sk->sk_family == AF_INET6) - return pingv6_ops.ipv6_recv_error(sk, msg, len, addr_len); + return pingv6_ops->ipv6_recv_error(sk, msg, len, addr_len); #endif return -EINVAL; } diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c index 2d9cb17..20ae904 100644 --- a/net/ipv4/devinet.c +++ b/net/ipv4/devinet.c @@ -69,7 +69,8 @@ static struct ipv4_devconf ipv4_devconf = { .data = { - [IPV4_DEVCONF_ACCEPT_REDIRECTS - 1] = 1, + [IPV4_DEVCONF_ACCEPT_REDIRECTS - 1] = 0, + [IPV4_DEVCONF_RP_FILTER - 1] = 1, [IPV4_DEVCONF_SEND_REDIRECTS - 1] = 1, [IPV4_DEVCONF_SECURE_REDIRECTS - 1] = 1, [IPV4_DEVCONF_SHARED_MEDIA - 1] = 1, @@ -80,7 +81,8 @@ static struct ipv4_devconf ipv4_devconf = { static struct ipv4_devconf ipv4_devconf_dflt = { .data = { - [IPV4_DEVCONF_ACCEPT_REDIRECTS - 1] = 1, + [IPV4_DEVCONF_ACCEPT_REDIRECTS - 1] = 0, + [IPV4_DEVCONF_RP_FILTER - 1] = 1, [IPV4_DEVCONF_SEND_REDIRECTS - 1] = 1, [IPV4_DEVCONF_SECURE_REDIRECTS - 1] = 1, [IPV4_DEVCONF_SHARED_MEDIA - 1] = 1, @@ -1579,7 +1581,7 @@ static int inet_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb) idx = 0; head = &net->dev_index_head[h]; rcu_read_lock(); - cb->seq = atomic_read(&net->ipv4.dev_addr_genid) ^ + cb->seq = atomic_read_unchecked(&net->ipv4.dev_addr_genid) ^ net->dev_base_seq; hlist_for_each_entry_rcu(dev, head, index_hlist) { if (idx < s_idx) @@ -1905,7 +1907,7 @@ static int inet_netconf_dump_devconf(struct sk_buff *skb, idx = 0; head = &net->dev_index_head[h]; rcu_read_lock(); - cb->seq = atomic_read(&net->ipv4.dev_addr_genid) ^ + cb->seq = atomic_read_unchecked(&net->ipv4.dev_addr_genid) ^ net->dev_base_seq; hlist_for_each_entry_rcu(dev, head, index_hlist) { if (idx < s_idx) @@ -2146,7 +2148,7 @@ static int ipv4_doint_and_flush(struct ctl_table *ctl, int write, #define DEVINET_SYSCTL_FLUSHING_ENTRY(attr, name) \ DEVINET_SYSCTL_COMPLEX_ENTRY(attr, name, ipv4_doint_and_flush) -static struct devinet_sysctl_table { +static const struct devinet_sysctl_table { struct ctl_table_header *sysctl_header; struct ctl_table devinet_vars[__IPV4_DEVCONF_MAX]; } devinet_sysctl = { @@ -2280,7 +2282,7 @@ static __net_init int devinet_init_net(struct net *net) int err; struct ipv4_devconf *all, *dflt; #ifdef CONFIG_SYSCTL - struct ctl_table *tbl = ctl_forward_entry; + ctl_table_no_const *tbl = NULL; struct ctl_table_header *forw_hdr; #endif @@ -2298,7 +2300,7 @@ static __net_init int devinet_init_net(struct net *net) goto err_alloc_dflt; #ifdef CONFIG_SYSCTL - tbl = kmemdup(tbl, sizeof(ctl_forward_entry), GFP_KERNEL); + tbl = kmemdup(ctl_forward_entry, sizeof(ctl_forward_entry), GFP_KERNEL); if (!tbl) goto err_alloc_ctl; @@ -2318,7 +2320,10 @@ static __net_init int devinet_init_net(struct net *net) goto err_reg_dflt; err = -ENOMEM; - forw_hdr = register_net_sysctl(net, "net/ipv4", tbl); + if (!net_eq(net, &init_net)) + forw_hdr = register_net_sysctl(net, "net/ipv4", tbl); + else + forw_hdr = register_net_sysctl(net, "net/ipv4", ctl_forward_entry); if (!forw_hdr) goto err_reg_ctl; net->ipv4.forw_hdr = forw_hdr; @@ -2334,8 +2339,7 @@ err_reg_ctl: err_reg_dflt: __devinet_sysctl_unregister(all); err_reg_all: - if (tbl != ctl_forward_entry) - kfree(tbl); + kfree(tbl); err_alloc_ctl: #endif if (dflt != &ipv4_devconf_dflt) diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c index 457b2cd..4eb1f8c 100644 --- a/net/ipv4/fib_frontend.c +++ b/net/ipv4/fib_frontend.c @@ -1131,12 +1131,12 @@ static int fib_inetaddr_event(struct notifier_block *this, unsigned long event, #ifdef CONFIG_IP_ROUTE_MULTIPATH fib_sync_up(dev, RTNH_F_DEAD); #endif - atomic_inc(&net->ipv4.dev_addr_genid); + atomic_inc_unchecked(&net->ipv4.dev_addr_genid); rt_cache_flush(dev_net(dev)); break; case NETDEV_DOWN: fib_del_ifaddr(ifa, NULL); - atomic_inc(&net->ipv4.dev_addr_genid); + atomic_inc_unchecked(&net->ipv4.dev_addr_genid); if (!ifa->ifa_dev->ifa_list) { /* Last address was deleted from this interface. * Disable IP. @@ -1175,7 +1175,7 @@ static int fib_netdev_event(struct notifier_block *this, unsigned long event, vo #ifdef CONFIG_IP_ROUTE_MULTIPATH fib_sync_up(dev, RTNH_F_DEAD); #endif - atomic_inc(&net->ipv4.dev_addr_genid); + atomic_inc_unchecked(&net->ipv4.dev_addr_genid); rt_cache_flush(net); break; case NETDEV_DOWN: diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c index ef5892f..b863b59 100644 --- a/net/ipv4/fib_semantics.c +++ b/net/ipv4/fib_semantics.c @@ -854,7 +854,7 @@ __be32 fib_info_update_nh_saddr(struct net *net, struct fib_nh *nh) nh->nh_saddr = inet_select_addr(nh->nh_dev, nh->nh_gw, nh->nh_parent->fib_scope); - nh->nh_saddr_genid = atomic_read(&net->ipv4.dev_addr_genid); + nh->nh_saddr_genid = atomic_read_unchecked(&net->ipv4.dev_addr_genid); return nh->nh_saddr; } diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c index 61b45a1..2970363 100644 --- a/net/ipv4/inet_connection_sock.c +++ b/net/ipv4/inet_connection_sock.c @@ -729,8 +729,8 @@ struct sock *inet_csk_clone_lock(const struct sock *sk, newsk->sk_write_space = sk_stream_write_space; newsk->sk_mark = inet_rsk(req)->ir_mark; - atomic64_set(&newsk->sk_cookie, - atomic64_read(&inet_rsk(req)->ir_cookie)); + atomic64_set_unchecked(&newsk->sk_cookie, + atomic64_read_unchecked(&inet_rsk(req)->ir_cookie)); newicsk->icsk_retransmits = 0; newicsk->icsk_backoff = 0; diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c index 8912019..8950e24 100644 --- a/net/ipv4/inet_hashtables.c +++ b/net/ipv4/inet_hashtables.c @@ -19,6 +19,7 @@ #include <linux/slab.h> #include <linux/wait.h> #include <linux/vmalloc.h> +#include <linux/security.h> #include <net/inet_connection_sock.h> #include <net/inet_hashtables.h> @@ -54,6 +55,8 @@ u32 sk_ehashfn(const struct sock *sk) sk->sk_daddr, sk->sk_dport); } +extern void gr_update_task_in_ip_table(const struct inet_sock *inet); + /* * Allocate and initialize a new local port bind bucket. * The bindhash mutex for snum's hash chain must be held here. @@ -559,6 +562,7 @@ ok: if (tw) inet_twsk_deschedule_put(tw); + gr_update_task_in_ip_table(inet_sk(sk)); ret = 0; goto out; diff --git a/net/ipv4/inet_timewait_sock.c b/net/ipv4/inet_timewait_sock.c index c67f9bd..7a108d1 100644 --- a/net/ipv4/inet_timewait_sock.c +++ b/net/ipv4/inet_timewait_sock.c @@ -186,7 +186,7 @@ struct inet_timewait_sock *inet_twsk_alloc(const struct sock *sk, tw->tw_ipv6only = 0; tw->tw_transparent = inet->transparent; tw->tw_prot = sk->sk_prot_creator; - atomic64_set(&tw->tw_cookie, atomic64_read(&sk->sk_cookie)); + atomic64_set_unchecked(&tw->tw_cookie, atomic64_read_unchecked(&sk->sk_cookie)); twsk_net_set(tw, sock_net(sk)); setup_timer(&tw->tw_timer, tw_timer_handler, (unsigned long)tw); /* diff --git a/net/ipv4/inetpeer.c b/net/ipv4/inetpeer.c index 86fa458..5f601b9 100644 --- a/net/ipv4/inetpeer.c +++ b/net/ipv4/inetpeer.c @@ -445,7 +445,7 @@ relookup: if (p) { p->daddr = *daddr; atomic_set(&p->refcnt, 1); - atomic_set(&p->rid, 0); + atomic_set_unchecked(&p->rid, 0); p->metrics[RTAX_LOCK-1] = INETPEER_METRICS_NEW; p->rate_tokens = 0; /* 60*HZ is arbitrary, but chosen enough high so that the first diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c index fa7f153..1443d28 100644 --- a/net/ipv4/ip_fragment.c +++ b/net/ipv4/ip_fragment.c @@ -284,7 +284,7 @@ static int ip_frag_too_far(struct ipq *qp) return 0; start = qp->rid; - end = atomic_inc_return(&peer->rid); + end = atomic_inc_return_unchecked(&peer->rid); qp->rid = end; rc = qp->q.fragments && (end - start) > max; @@ -775,12 +775,11 @@ static struct ctl_table ip4_frags_ctl_table[] = { static int __net_init ip4_frags_ns_ctl_register(struct net *net) { - struct ctl_table *table; + ctl_table_no_const *table = NULL; struct ctl_table_header *hdr; - table = ip4_frags_ns_ctl_table; if (!net_eq(net, &init_net)) { - table = kmemdup(table, sizeof(ip4_frags_ns_ctl_table), GFP_KERNEL); + table = kmemdup(ip4_frags_ns_ctl_table, sizeof(ip4_frags_ns_ctl_table), GFP_KERNEL); if (!table) goto err_alloc; @@ -794,9 +793,10 @@ static int __net_init ip4_frags_ns_ctl_register(struct net *net) /* Don't export sysctls to unprivileged users */ if (net->user_ns != &init_user_ns) table[0].procname = NULL; - } + hdr = register_net_sysctl(net, "net/ipv4", table); + } else + hdr = register_net_sysctl(net, "net/ipv4", ip4_frags_ns_ctl_table); - hdr = register_net_sysctl(net, "net/ipv4", table); if (!hdr) goto err_reg; @@ -804,8 +804,7 @@ static int __net_init ip4_frags_ns_ctl_register(struct net *net) return 0; err_reg: - if (!net_eq(net, &init_net)) - kfree(table); + kfree(table); err_alloc: return -ENOMEM; } diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c index 6145214..77ebc63 100644 --- a/net/ipv4/ip_gre.c +++ b/net/ipv4/ip_gre.c @@ -117,7 +117,7 @@ static bool log_ecn_error = true; module_param(log_ecn_error, bool, 0644); MODULE_PARM_DESC(log_ecn_error, "Log packets received with corrupted ECN"); -static struct rtnl_link_ops ipgre_link_ops __read_mostly; +static struct rtnl_link_ops ipgre_link_ops; static int ipgre_tunnel_init(struct net_device *dev); static int ipgre_net_id __read_mostly; @@ -1190,7 +1190,7 @@ static const struct nla_policy ipgre_policy[IFLA_GRE_MAX + 1] = { [IFLA_GRE_COLLECT_METADATA] = { .type = NLA_FLAG }, }; -static struct rtnl_link_ops ipgre_link_ops __read_mostly = { +static struct rtnl_link_ops ipgre_link_ops = { .kind = "gre", .maxtype = IFLA_GRE_MAX, .policy = ipgre_policy, @@ -1205,7 +1205,7 @@ static struct rtnl_link_ops ipgre_link_ops __read_mostly = { .get_link_net = ip_tunnel_get_link_net, }; -static struct rtnl_link_ops ipgre_tap_ops __read_mostly = { +static struct rtnl_link_ops ipgre_tap_ops = { .kind = "gretap", .maxtype = IFLA_GRE_MAX, .policy = ipgre_policy, diff --git a/net/ipv4/ip_input.c b/net/ipv4/ip_input.c index f4fc8a7..d78e434 100644 --- a/net/ipv4/ip_input.c +++ b/net/ipv4/ip_input.c @@ -148,6 +148,10 @@ #include <linux/netlink.h> #include <net/dst_metadata.h> +#ifdef CONFIG_GRKERNSEC_BLACKHOLE +extern int grsec_enable_blackhole; +#endif + /* * Process Router Attention IP option (RFC 2113) */ @@ -224,6 +228,9 @@ static int ip_local_deliver_finish(struct sock *sk, struct sk_buff *skb) if (!raw) { if (xfrm4_policy_check(NULL, XFRM_POLICY_IN, skb)) { IP_INC_STATS_BH(net, IPSTATS_MIB_INUNKNOWNPROTOS); +#ifdef CONFIG_GRKERNSEC_BLACKHOLE + if (!grsec_enable_blackhole || (skb->dev->flags & IFF_LOOPBACK)) +#endif icmp_send(skb, ICMP_DEST_UNREACH, ICMP_PROT_UNREACH, 0); } diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c index c3c359a..504edc6 100644 --- a/net/ipv4/ip_sockglue.c +++ b/net/ipv4/ip_sockglue.c @@ -1295,7 +1295,8 @@ static int do_ip_getsockopt(struct sock *sk, int level, int optname, len = min_t(unsigned int, len, opt->optlen); if (put_user(len, optlen)) return -EFAULT; - if (copy_to_user(optval, opt->__data, len)) + if ((len > (sizeof(optbuf) - sizeof(struct ip_options))) || + copy_to_user(optval, opt->__data, len)) return -EFAULT; return 0; } @@ -1432,7 +1433,7 @@ static int do_ip_getsockopt(struct sock *sk, int level, int optname, if (sk->sk_type != SOCK_STREAM) return -ENOPROTOOPT; - msg.msg_control = (__force void *) optval; + msg.msg_control = (__force_kernel void *) optval; msg.msg_controllen = len; msg.msg_flags = flags; diff --git a/net/ipv4/ip_vti.c b/net/ipv4/ip_vti.c index 0c15208..a3a76c5 100644 --- a/net/ipv4/ip_vti.c +++ b/net/ipv4/ip_vti.c @@ -45,7 +45,7 @@ #include <net/net_namespace.h> #include <net/netns/generic.h> -static struct rtnl_link_ops vti_link_ops __read_mostly; +static struct rtnl_link_ops vti_link_ops; static int vti_net_id __read_mostly; static int vti_tunnel_init(struct net_device *dev); @@ -525,7 +525,7 @@ static const struct nla_policy vti_policy[IFLA_VTI_MAX + 1] = { [IFLA_VTI_REMOTE] = { .len = FIELD_SIZEOF(struct iphdr, daddr) }, }; -static struct rtnl_link_ops vti_link_ops __read_mostly = { +static struct rtnl_link_ops vti_link_ops = { .kind = "vti", .maxtype = IFLA_VTI_MAX, .policy = vti_policy, diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c index ed4ef09..2d12fb2 100644 --- a/net/ipv4/ipconfig.c +++ b/net/ipv4/ipconfig.c @@ -333,7 +333,7 @@ static int __init ic_devinet_ioctl(unsigned int cmd, struct ifreq *arg) mm_segment_t oldfs = get_fs(); set_fs(get_ds()); - res = devinet_ioctl(&init_net, cmd, (struct ifreq __user *) arg); + res = devinet_ioctl(&init_net, cmd, (struct ifreq __force_user *) arg); set_fs(oldfs); return res; } @@ -344,7 +344,7 @@ static int __init ic_dev_ioctl(unsigned int cmd, struct ifreq *arg) mm_segment_t oldfs = get_fs(); set_fs(get_ds()); - res = dev_ioctl(&init_net, cmd, (struct ifreq __user *) arg); + res = dev_ioctl(&init_net, cmd, (struct ifreq __force_user *) arg); set_fs(oldfs); return res; } @@ -355,7 +355,7 @@ static int __init ic_route_ioctl(unsigned int cmd, struct rtentry *arg) mm_segment_t oldfs = get_fs(); set_fs(get_ds()); - res = ip_rt_ioctl(&init_net, cmd, (void __user *) arg); + res = ip_rt_ioctl(&init_net, cmd, (void __force_user *) arg); set_fs(oldfs); return res; } diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c index f34c31d..0dabe30 100644 --- a/net/ipv4/ipip.c +++ b/net/ipv4/ipip.c @@ -124,7 +124,7 @@ MODULE_PARM_DESC(log_ecn_error, "Log packets received with corrupted ECN"); static int ipip_net_id __read_mostly; static int ipip_tunnel_init(struct net_device *dev); -static struct rtnl_link_ops ipip_link_ops __read_mostly; +static struct rtnl_link_ops ipip_link_ops; static int ipip_err(struct sk_buff *skb, u32 info) { @@ -488,7 +488,7 @@ static const struct nla_policy ipip_policy[IFLA_IPTUN_MAX + 1] = { [IFLA_IPTUN_ENCAP_DPORT] = { .type = NLA_U16 }, }; -static struct rtnl_link_ops ipip_link_ops __read_mostly = { +static struct rtnl_link_ops ipip_link_ops = { .kind = "ipip", .maxtype = IFLA_IPTUN_MAX, .policy = ipip_policy, diff --git a/net/ipv4/netfilter/arp_tables.c b/net/ipv4/netfilter/arp_tables.c index 8f87fc3..6c5f486 100644 --- a/net/ipv4/netfilter/arp_tables.c +++ b/net/ipv4/netfilter/arp_tables.c @@ -891,14 +891,14 @@ static int compat_table_info(const struct xt_table_info *info, #endif static int get_info(struct net *net, void __user *user, - const int *len, int compat) + int len, int compat) { char name[XT_TABLE_MAXNAMELEN]; struct xt_table *t; int ret; - if (*len != sizeof(struct arpt_getinfo)) { - duprintf("length %u != %Zu\n", *len, + if (len != sizeof(struct arpt_getinfo)) { + duprintf("length %u != %Zu\n", len, sizeof(struct arpt_getinfo)); return -EINVAL; } @@ -935,7 +935,7 @@ static int get_info(struct net *net, void __user *user, info.size = private->size; strcpy(info.name, name); - if (copy_to_user(user, &info, *len) != 0) + if (copy_to_user(user, &info, len) != 0) ret = -EFAULT; else ret = 0; @@ -1700,7 +1700,7 @@ static int compat_do_arpt_get_ctl(struct sock *sk, int cmd, void __user *user, switch (cmd) { case ARPT_SO_GET_INFO: - ret = get_info(sock_net(sk), user, len, 1); + ret = get_info(sock_net(sk), user, *len, 1); break; case ARPT_SO_GET_ENTRIES: ret = compat_get_entries(sock_net(sk), user, len); @@ -1745,7 +1745,7 @@ static int do_arpt_get_ctl(struct sock *sk, int cmd, void __user *user, int *len switch (cmd) { case ARPT_SO_GET_INFO: - ret = get_info(sock_net(sk), user, len, 0); + ret = get_info(sock_net(sk), user, *len, 0); break; case ARPT_SO_GET_ENTRIES: diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c index b0a86e7..9ddf3dc 100644 --- a/net/ipv4/netfilter/ip_tables.c +++ b/net/ipv4/netfilter/ip_tables.c @@ -1077,14 +1077,14 @@ static int compat_table_info(const struct xt_table_info *info, #endif static int get_info(struct net *net, void __user *user, - const int *len, int compat) + int len, int compat) { char name[XT_TABLE_MAXNAMELEN]; struct xt_table *t; int ret; - if (*len != sizeof(struct ipt_getinfo)) { - duprintf("length %u != %zu\n", *len, + if (len != sizeof(struct ipt_getinfo)) { + duprintf("length %u != %zu\n", len, sizeof(struct ipt_getinfo)); return -EINVAL; } @@ -1121,7 +1121,7 @@ static int get_info(struct net *net, void __user *user, info.size = private->size; strcpy(info.name, name); - if (copy_to_user(user, &info, *len) != 0) + if (copy_to_user(user, &info, len) != 0) ret = -EFAULT; else ret = 0; @@ -1972,7 +1972,7 @@ compat_do_ipt_get_ctl(struct sock *sk, int cmd, void __user *user, int *len) switch (cmd) { case IPT_SO_GET_INFO: - ret = get_info(sock_net(sk), user, len, 1); + ret = get_info(sock_net(sk), user, *len, 1); break; case IPT_SO_GET_ENTRIES: ret = compat_get_entries(sock_net(sk), user, len); @@ -2019,7 +2019,7 @@ do_ipt_get_ctl(struct sock *sk, int cmd, void __user *user, int *len) switch (cmd) { case IPT_SO_GET_INFO: - ret = get_info(sock_net(sk), user, len, 0); + ret = get_info(sock_net(sk), user, *len, 0); break; case IPT_SO_GET_ENTRIES: diff --git a/net/ipv4/netfilter/ipt_CLUSTERIP.c b/net/ipv4/netfilter/ipt_CLUSTERIP.c index 45cb16a..cef4ecd 100644 --- a/net/ipv4/netfilter/ipt_CLUSTERIP.c +++ b/net/ipv4/netfilter/ipt_CLUSTERIP.c @@ -730,7 +730,7 @@ static int clusterip_net_init(struct net *net) spin_lock_init(&cn->lock); #ifdef CONFIG_PROC_FS - cn->procdir = proc_mkdir("ipt_CLUSTERIP", net->proc_net); + cn->procdir = proc_mkdir_restrict("ipt_CLUSTERIP", net->proc_net); if (!cn->procdir) { pr_err("Unable to proc dir entry\n"); return -ENOMEM; diff --git a/net/ipv4/netfilter/nf_nat_pptp.c b/net/ipv4/netfilter/nf_nat_pptp.c index 657d230..b3ca21b 100644 --- a/net/ipv4/netfilter/nf_nat_pptp.c +++ b/net/ipv4/netfilter/nf_nat_pptp.c @@ -45,7 +45,7 @@ static void pptp_nat_expected(struct nf_conn *ct, struct net *net = nf_ct_net(ct); const struct nf_conn *master = ct->master; struct nf_conntrack_expect *other_exp; - struct nf_conntrack_tuple t; + struct nf_conntrack_tuple t = {}; const struct nf_ct_pptp_master *ct_pptp_info; const struct nf_nat_pptp *nat_pptp_info; struct nf_nat_range range; diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c index e89094a..bd431045 100644 --- a/net/ipv4/ping.c +++ b/net/ipv4/ping.c @@ -59,7 +59,7 @@ struct ping_table { }; static struct ping_table ping_table; -struct pingv6_ops pingv6_ops; +struct pingv6_ops *pingv6_ops; EXPORT_SYMBOL_GPL(pingv6_ops); static u16 ping_port_rover; @@ -359,7 +359,7 @@ static int ping_check_bind_addr(struct sock *sk, struct inet_sock *isk, return -ENODEV; } } - has_addr = pingv6_ops.ipv6_chk_addr(net, &addr->sin6_addr, dev, + has_addr = pingv6_ops->ipv6_chk_addr(net, &addr->sin6_addr, dev, scoped); rcu_read_unlock(); @@ -568,7 +568,7 @@ void ping_err(struct sk_buff *skb, int offset, u32 info) } #if IS_ENABLED(CONFIG_IPV6) } else if (skb->protocol == htons(ETH_P_IPV6)) { - harderr = pingv6_ops.icmpv6_err_convert(type, code, &err); + harderr = pingv6_ops->icmpv6_err_convert(type, code, &err); #endif } @@ -586,7 +586,7 @@ void ping_err(struct sk_buff *skb, int offset, u32 info) info, (u8 *)icmph); #if IS_ENABLED(CONFIG_IPV6) } else if (family == AF_INET6) { - pingv6_ops.ipv6_icmp_error(sk, skb, err, 0, + pingv6_ops->ipv6_icmp_error(sk, skb, err, 0, info, (u8 *)icmph); #endif } @@ -919,10 +919,10 @@ int ping_recvmsg(struct sock *sk, struct msghdr *msg, size_t len, int noblock, } if (inet6_sk(sk)->rxopt.all) - pingv6_ops.ip6_datagram_recv_common_ctl(sk, msg, skb); + pingv6_ops->ip6_datagram_recv_common_ctl(sk, msg, skb); if (skb->protocol == htons(ETH_P_IPV6) && inet6_sk(sk)->rxopt.all) - pingv6_ops.ip6_datagram_recv_specific_ctl(sk, msg, skb); + pingv6_ops->ip6_datagram_recv_specific_ctl(sk, msg, skb); else if (skb->protocol == htons(ETH_P_IP) && isk->cmsg_flags) ip_cmsg_recv(msg, skb); #endif @@ -1117,7 +1117,7 @@ static void ping_v4_format_sock(struct sock *sp, struct seq_file *f, from_kuid_munged(seq_user_ns(f), sock_i_uid(sp)), 0, sock_i_ino(sp), atomic_read(&sp->sk_refcnt), sp, - atomic_read(&sp->sk_drops)); + atomic_read_unchecked(&sp->sk_drops)); } static int ping_v4_seq_show(struct seq_file *seq, void *v) diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c index 561cd4b..a32a155 100644 --- a/net/ipv4/raw.c +++ b/net/ipv4/raw.c @@ -323,7 +323,7 @@ static int raw_rcv_skb(struct sock *sk, struct sk_buff *skb) int raw_rcv(struct sock *sk, struct sk_buff *skb) { if (!xfrm4_policy_check(sk, XFRM_POLICY_IN, skb)) { - atomic_inc(&sk->sk_drops); + atomic_inc_unchecked(&sk->sk_drops); kfree_skb(skb); return NET_RX_DROP; } @@ -771,16 +771,20 @@ static int raw_init(struct sock *sk) static int raw_seticmpfilter(struct sock *sk, char __user *optval, int optlen) { + struct icmp_filter filter; + if (optlen > sizeof(struct icmp_filter)) optlen = sizeof(struct icmp_filter); - if (copy_from_user(&raw_sk(sk)->filter, optval, optlen)) + if (copy_from_user(&filter, optval, optlen)) return -EFAULT; + raw_sk(sk)->filter = filter; return 0; } static int raw_geticmpfilter(struct sock *sk, char __user *optval, int __user *optlen) { int len, ret = -EFAULT; + struct icmp_filter filter; if (get_user(len, optlen)) goto out; @@ -790,8 +794,8 @@ static int raw_geticmpfilter(struct sock *sk, char __user *optval, int __user *o if (len > sizeof(struct icmp_filter)) len = sizeof(struct icmp_filter); ret = -EFAULT; - if (put_user(len, optlen) || - copy_to_user(optval, &raw_sk(sk)->filter, len)) + filter = raw_sk(sk)->filter; + if (put_user(len, optlen) || len > sizeof filter || copy_to_user(optval, &filter, len)) goto out; ret = 0; out: return ret; @@ -1020,7 +1024,7 @@ static void raw_sock_seq_show(struct seq_file *seq, struct sock *sp, int i) 0, 0L, 0, from_kuid_munged(seq_user_ns(seq), sock_i_uid(sp)), 0, sock_i_ino(sp), - atomic_read(&sp->sk_refcnt), sp, atomic_read(&sp->sk_drops)); + atomic_read(&sp->sk_refcnt), sp, atomic_read_unchecked(&sp->sk_drops)); } static int raw_seq_show(struct seq_file *seq, void *v) diff --git a/net/ipv4/route.c b/net/ipv4/route.c index c81deb8..38d5520 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -231,7 +231,7 @@ static const struct seq_operations rt_cache_seq_ops = { static int rt_cache_seq_open(struct inode *inode, struct file *file) { - return seq_open(file, &rt_cache_seq_ops); + return seq_open_restrict(file, &rt_cache_seq_ops); } static const struct file_operations rt_cache_seq_fops = { @@ -322,7 +322,7 @@ static const struct seq_operations rt_cpu_seq_ops = { static int rt_cpu_seq_open(struct inode *inode, struct file *file) { - return seq_open(file, &rt_cpu_seq_ops); + return seq_open_restrict(file, &rt_cpu_seq_ops); } static const struct file_operations rt_cpu_seq_fops = { @@ -360,7 +360,7 @@ static int rt_acct_proc_show(struct seq_file *m, void *v) static int rt_acct_proc_open(struct inode *inode, struct file *file) { - return single_open(file, rt_acct_proc_show, NULL); + return single_open_restrict(file, rt_acct_proc_show, NULL); } static const struct file_operations rt_acct_proc_fops = { @@ -462,7 +462,7 @@ static struct neighbour *ipv4_neigh_lookup(const struct dst_entry *dst, #define IP_IDENTS_SZ 2048u -static atomic_t *ip_idents __read_mostly; +static atomic_unchecked_t ip_idents[IP_IDENTS_SZ] __read_mostly; static u32 *ip_tstamps __read_mostly; /* In order to protect privacy, we add a perturbation to identifiers @@ -472,7 +472,7 @@ static u32 *ip_tstamps __read_mostly; u32 ip_idents_reserve(u32 hash, int segs) { u32 *p_tstamp = ip_tstamps + hash % IP_IDENTS_SZ; - atomic_t *p_id = ip_idents + hash % IP_IDENTS_SZ; + atomic_unchecked_t *p_id = ip_idents + hash % IP_IDENTS_SZ; u32 old = ACCESS_ONCE(*p_tstamp); u32 now = (u32)jiffies; u32 delta = 0; @@ -480,7 +480,7 @@ u32 ip_idents_reserve(u32 hash, int segs) if (old != now && cmpxchg(p_tstamp, old, now) == old) delta = prandom_u32_max(now - old); - return atomic_add_return(segs + delta, p_id) - segs; + return atomic_add_return_unchecked(segs + delta, p_id) - segs; } EXPORT_SYMBOL(ip_idents_reserve); @@ -2672,34 +2672,34 @@ static struct ctl_table ipv4_route_flush_table[] = { .maxlen = sizeof(int), .mode = 0200, .proc_handler = ipv4_sysctl_rtcache_flush, + .extra1 = &init_net, }, { }, }; static __net_init int sysctl_route_net_init(struct net *net) { - struct ctl_table *tbl; + ctl_table_no_const *tbl = NULL; - tbl = ipv4_route_flush_table; if (!net_eq(net, &init_net)) { - tbl = kmemdup(tbl, sizeof(ipv4_route_flush_table), GFP_KERNEL); + tbl = kmemdup(ipv4_route_flush_table, sizeof(ipv4_route_flush_table), GFP_KERNEL); if (!tbl) goto err_dup; /* Don't export sysctls to unprivileged users */ if (net->user_ns != &init_user_ns) tbl[0].procname = NULL; - } - tbl[0].extra1 = net; + tbl[0].extra1 = net; + net->ipv4.route_hdr = register_net_sysctl(net, "net/ipv4/route", tbl); + } else + net->ipv4.route_hdr = register_net_sysctl(net, "net/ipv4/route", ipv4_route_flush_table); - net->ipv4.route_hdr = register_net_sysctl(net, "net/ipv4/route", tbl); if (!net->ipv4.route_hdr) goto err_reg; return 0; err_reg: - if (tbl != ipv4_route_flush_table) - kfree(tbl); + kfree(tbl); err_dup: return -ENOMEM; } @@ -2722,8 +2722,8 @@ static __net_initdata struct pernet_operations sysctl_route_ops = { static __net_init int rt_genid_init(struct net *net) { - atomic_set(&net->ipv4.rt_genid, 0); - atomic_set(&net->fnhe_genid, 0); + atomic_set_unchecked(&net->ipv4.rt_genid, 0); + atomic_set_unchecked(&net->fnhe_genid, 0); get_random_bytes(&net->ipv4.dev_addr_genid, sizeof(net->ipv4.dev_addr_genid)); return 0; @@ -2767,11 +2767,7 @@ int __init ip_rt_init(void) int rc = 0; int cpu; - ip_idents = kmalloc(IP_IDENTS_SZ * sizeof(*ip_idents), GFP_KERNEL); - if (!ip_idents) - panic("IP: failed to allocate ip_idents\n"); - - prandom_bytes(ip_idents, IP_IDENTS_SZ * sizeof(*ip_idents)); + prandom_bytes(ip_idents, sizeof(ip_idents)); ip_tstamps = kcalloc(IP_IDENTS_SZ, sizeof(*ip_tstamps), GFP_KERNEL); if (!ip_tstamps) diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c index ade7737..70ed9be 100644 --- a/net/ipv4/sysctl_net_ipv4.c +++ b/net/ipv4/sysctl_net_ipv4.c @@ -67,7 +67,7 @@ static int ipv4_local_port_range(struct ctl_table *table, int write, container_of(table->data, struct net, ipv4.ip_local_ports.range); int ret; int range[2]; - struct ctl_table tmp = { + ctl_table_no_const tmp = { .data = &range, .maxlen = sizeof(range), .mode = table->mode, @@ -125,7 +125,7 @@ static int ipv4_ping_group_range(struct ctl_table *table, int write, int ret; gid_t urange[2]; kgid_t low, high; - struct ctl_table tmp = { + ctl_table_no_const tmp = { .data = &urange, .maxlen = sizeof(urange), .mode = table->mode, @@ -156,7 +156,7 @@ static int proc_tcp_congestion_control(struct ctl_table *ctl, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { char val[TCP_CA_NAME_MAX]; - struct ctl_table tbl = { + ctl_table_no_const tbl = { .data = val, .maxlen = TCP_CA_NAME_MAX, }; @@ -175,7 +175,7 @@ static int proc_tcp_available_congestion_control(struct ctl_table *ctl, void __user *buffer, size_t *lenp, loff_t *ppos) { - struct ctl_table tbl = { .maxlen = TCP_CA_BUF_MAX, }; + ctl_table_no_const tbl = { .maxlen = TCP_CA_BUF_MAX, }; int ret; tbl.data = kmalloc(tbl.maxlen, GFP_USER); @@ -192,7 +192,7 @@ static int proc_allowed_congestion_control(struct ctl_table *ctl, void __user *buffer, size_t *lenp, loff_t *ppos) { - struct ctl_table tbl = { .maxlen = TCP_CA_BUF_MAX }; + ctl_table_no_const tbl = { .maxlen = TCP_CA_BUF_MAX }; int ret; tbl.data = kmalloc(tbl.maxlen, GFP_USER); @@ -211,7 +211,7 @@ static int proc_tcp_fastopen_key(struct ctl_table *ctl, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { - struct ctl_table tbl = { .maxlen = (TCP_FASTOPEN_KEY_LENGTH * 2 + 10) }; + ctl_table_no_const tbl = { .maxlen = (TCP_FASTOPEN_KEY_LENGTH * 2 + 10) }; struct tcp_fastopen_context *ctxt; int ret; u32 user_key[4]; /* 16 bytes, matching TCP_FASTOPEN_KEY_LENGTH */ @@ -941,13 +941,12 @@ static struct ctl_table ipv4_net_table[] = { static __net_init int ipv4_sysctl_init_net(struct net *net) { - struct ctl_table *table; + ctl_table_no_const *table = NULL; - table = ipv4_net_table; if (!net_eq(net, &init_net)) { int i; - table = kmemdup(table, sizeof(ipv4_net_table), GFP_KERNEL); + table = kmemdup(ipv4_net_table, sizeof(ipv4_net_table), GFP_KERNEL); if (!table) goto err_alloc; @@ -956,7 +955,10 @@ static __net_init int ipv4_sysctl_init_net(struct net *net) table[i].data += (void *)net - (void *)&init_net; } - net->ipv4.ipv4_hdr = register_net_sysctl(net, "net/ipv4", table); + if (!net_eq(net, &init_net)) + net->ipv4.ipv4_hdr = register_net_sysctl(net, "net/ipv4", table); + else + net->ipv4.ipv4_hdr = register_net_sysctl(net, "net/ipv4", ipv4_net_table); if (!net->ipv4.ipv4_hdr) goto err_reg; diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index 0a2b61d..563a1d2 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -786,7 +786,7 @@ static void tcp_update_pacing_rate(struct sock *sk) * without any lock. We want to make sure compiler wont store * intermediate values in this location. */ - ACCESS_ONCE(sk->sk_pacing_rate) = min_t(u64, rate, + ACCESS_ONCE_RW(sk->sk_pacing_rate) = min_t(u64, rate, sk->sk_max_pacing_rate); } @@ -4647,7 +4647,7 @@ static struct sk_buff *tcp_collapse_one(struct sock *sk, struct sk_buff *skb, * simplifies code) */ static void -tcp_collapse(struct sock *sk, struct sk_buff_head *list, +__intentional_overflow(5,6) tcp_collapse(struct sock *sk, struct sk_buff_head *list, struct sk_buff *head, struct sk_buff *tail, u32 start, u32 end) { @@ -5642,6 +5642,7 @@ discard: tcp_paws_reject(&tp->rx_opt, 0)) goto discard_and_undo; +#ifndef CONFIG_GRKERNSEC_NO_SIMULT_CONNECT if (th->syn) { /* We see SYN without ACK. It is attempt of * simultaneous connect with crossed SYNs. @@ -5693,6 +5694,7 @@ discard: goto discard; #endif } +#endif /* "fifth, if neither of the SYN or RST bits is set then * drop the segment and return." */ @@ -5739,7 +5741,7 @@ int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb, goto discard; if (th->syn) { - if (th->fin) + if (th->fin || th->urg || th->psh) goto discard; if (icsk->icsk_af_ops->conn_request(sk, skb) < 0) return 1; @@ -6069,7 +6071,7 @@ struct request_sock *inet_reqsk_alloc(const struct request_sock_ops *ops, kmemcheck_annotate_bitfield(ireq, flags); ireq->opt = NULL; - atomic64_set(&ireq->ir_cookie, 0); + atomic64_set_unchecked(&ireq->ir_cookie, 0); ireq->ireq_state = TCP_NEW_SYN_RECV; write_pnet(&ireq->ireq_net, sock_net(sk_listener)); ireq->ireq_family = sk_listener->sk_family; diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index a7739c8..5bbbf64 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -89,6 +89,10 @@ int sysctl_tcp_tw_reuse __read_mostly; int sysctl_tcp_low_latency __read_mostly; EXPORT_SYMBOL(sysctl_tcp_low_latency); +#ifdef CONFIG_GRKERNSEC_BLACKHOLE +extern int grsec_enable_blackhole; +#endif + #ifdef CONFIG_TCP_MD5SIG static int tcp_v4_md5_hash_hdr(char *md5_hash, const struct tcp_md5sig_key *key, __be32 daddr, __be32 saddr, const struct tcphdr *th); @@ -1428,6 +1432,9 @@ int tcp_v4_do_rcv(struct sock *sk, struct sk_buff *skb) return 0; reset: +#ifdef CONFIG_GRKERNSEC_BLACKHOLE + if (!grsec_enable_blackhole) +#endif tcp_v4_send_reset(rsk, skb); discard: kfree_skb(skb); @@ -1509,7 +1516,7 @@ bool tcp_prequeue(struct sock *sk, struct sk_buff *skb) if (likely(sk->sk_rx_dst)) skb_dst_drop(skb); else - skb_dst_force(skb); + skb_dst_force_safe(skb); __skb_queue_tail(&tp->ucopy.prequeue, skb); tp->ucopy.memory += skb->truesize; @@ -1592,12 +1599,19 @@ int tcp_v4_rcv(struct sk_buff *skb) TCP_SKB_CB(skb)->sacked = 0; sk = __inet_lookup_skb(&tcp_hashinfo, skb, th->source, th->dest); - if (!sk) + if (!sk) { +#ifdef CONFIG_GRKERNSEC_BLACKHOLE + ret = 1; +#endif goto no_tcp_socket; - + } process: - if (sk->sk_state == TCP_TIME_WAIT) + if (sk->sk_state == TCP_TIME_WAIT) { +#ifdef CONFIG_GRKERNSEC_BLACKHOLE + ret = 2; +#endif goto do_time_wait; + } if (unlikely(iph->ttl < inet_sk(sk)->min_ttl)) { NET_INC_STATS_BH(net, LINUX_MIB_TCPMINTTLDROP); @@ -1654,6 +1668,10 @@ csum_error: bad_packet: TCP_INC_STATS_BH(net, TCP_MIB_INERRS); } else { +#ifdef CONFIG_GRKERNSEC_BLACKHOLE + if (!grsec_enable_blackhole || (ret == 1 && + (skb->dev->flags & IFF_LOOPBACK))) +#endif tcp_v4_send_reset(NULL, skb); } @@ -1710,8 +1728,7 @@ void inet_sk_rx_dst_set(struct sock *sk, const struct sk_buff *skb) { struct dst_entry *dst = skb_dst(skb); - if (dst) { - dst_hold(dst); + if (dst && dst_hold_safe(dst)) { sk->sk_rx_dst = dst; inet_sk(sk)->rx_dst_ifindex = skb->skb_iif; } diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c index def7659..b710969 100644 --- a/net/ipv4/tcp_minisocks.c +++ b/net/ipv4/tcp_minisocks.c @@ -27,6 +27,10 @@ #include <net/inet_common.h> #include <net/xfrm.h> +#ifdef CONFIG_GRKERNSEC_BLACKHOLE +extern int grsec_enable_blackhole; +#endif + int sysctl_tcp_syncookies __read_mostly = 1; EXPORT_SYMBOL(sysctl_tcp_syncookies); @@ -779,7 +783,10 @@ embryonic_reset: * avoid becoming vulnerable to outside attack aiming at * resetting legit local connections. */ - req->rsk_ops->send_reset(sk, skb); +#ifdef CONFIG_GRKERNSEC_BLACKHOLE + if (!grsec_enable_blackhole) +#endif + req->rsk_ops->send_reset(sk, skb); } else if (fastopen) { /* received a valid RST pkt */ reqsk_fastopen_remove(sk, req, true); tcp_reset(sk); diff --git a/net/ipv4/tcp_probe.c b/net/ipv4/tcp_probe.c index ebf5ff5..4d1ff32 100644 --- a/net/ipv4/tcp_probe.c +++ b/net/ipv4/tcp_probe.c @@ -236,7 +236,7 @@ static ssize_t tcpprobe_read(struct file *file, char __user *buf, if (cnt + width >= len) break; - if (copy_to_user(buf + cnt, tbuf, width)) + if (width > sizeof tbuf || copy_to_user(buf + cnt, tbuf, width)) return -EFAULT; cnt += width; } diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c index 04f0a05..8a958ff 100644 --- a/net/ipv4/tcp_timer.c +++ b/net/ipv4/tcp_timer.c @@ -22,6 +22,10 @@ #include <linux/gfp.h> #include <net/tcp.h> +#ifdef CONFIG_GRKERNSEC_BLACKHOLE +extern int grsec_lastack_retries; +#endif + int sysctl_tcp_syn_retries __read_mostly = TCP_SYN_RETRIES; int sysctl_tcp_synack_retries __read_mostly = TCP_SYNACK_RETRIES; int sysctl_tcp_keepalive_time __read_mostly = TCP_KEEPALIVE_TIME; @@ -207,6 +211,13 @@ static int tcp_write_timeout(struct sock *sk) } } +#ifdef CONFIG_GRKERNSEC_BLACKHOLE + if ((sk->sk_state == TCP_LAST_ACK) && + (grsec_lastack_retries > 0) && + (grsec_lastack_retries < retry_until)) + retry_until = grsec_lastack_retries; +#endif + if (retransmits_timed_out(sk, retry_until, syn_set ? 0 : icsk->icsk_user_timeout, syn_set)) { /* Has it gone just too far? */ diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index f7d1d5e..4a66eb9 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -87,6 +87,7 @@ #include <linux/types.h> #include <linux/fcntl.h> #include <linux/module.h> +#include <linux/security.h> #include <linux/socket.h> #include <linux/sockios.h> #include <linux/igmp.h> @@ -115,6 +116,10 @@ #include <net/busy_poll.h> #include "udp_impl.h" +#ifdef CONFIG_GRKERNSEC_BLACKHOLE +extern int grsec_enable_blackhole; +#endif + struct udp_table udp_table __read_mostly; EXPORT_SYMBOL(udp_table); @@ -608,6 +613,9 @@ static inline bool __udp_is_mcast_sock(struct net *net, struct sock *sk, return true; } +extern int gr_search_udp_recvmsg(struct sock *sk, const struct sk_buff *skb); +extern int gr_search_udp_sendmsg(struct sock *sk, struct sockaddr_in *addr); + /* * This routine is called by the ICMP module when it gets some * sort of error condition. If err < 0 then the socket should @@ -944,9 +952,18 @@ int udp_sendmsg(struct sock *sk, struct msghdr *msg, size_t len) dport = usin->sin_port; if (dport == 0) return -EINVAL; + + err = gr_search_udp_sendmsg(sk, usin); + if (err) + return err; } else { if (sk->sk_state != TCP_ESTABLISHED) return -EDESTADDRREQ; + + err = gr_search_udp_sendmsg(sk, NULL); + if (err) + return err; + daddr = inet->inet_daddr; dport = inet->inet_dport; /* Open fast path for connected socket. @@ -1214,7 +1231,7 @@ static unsigned int first_packet_length(struct sock *sk) IS_UDPLITE(sk)); UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_INERRORS, IS_UDPLITE(sk)); - atomic_inc(&sk->sk_drops); + atomic_inc_unchecked(&sk->sk_drops); __skb_unlink(skb, rcvq); __skb_queue_tail(&list_kill, skb); } @@ -1294,6 +1311,10 @@ try_again: if (!skb) goto out; + err = gr_search_udp_recvmsg(sk, skb); + if (err) + goto out_free; + ulen = skb->len - sizeof(struct udphdr); copied = len; if (copied > ulen) @@ -1326,7 +1347,7 @@ try_again: if (unlikely(err)) { trace_kfree_skb(skb, udp_recvmsg); if (!peeked) { - atomic_inc(&sk->sk_drops); + atomic_inc_unchecked(&sk->sk_drops); UDP_INC_STATS_USER(sock_net(sk), UDP_MIB_INERRORS, is_udplite); } @@ -1620,7 +1641,7 @@ csum_error: UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_CSUMERRORS, is_udplite); drop: UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_INERRORS, is_udplite); - atomic_inc(&sk->sk_drops); + atomic_inc_unchecked(&sk->sk_drops); kfree_skb(skb); return -1; } @@ -1638,7 +1659,7 @@ static void flush_stack(struct sock **stack, unsigned int count, skb1 = (i == final) ? skb : skb_clone(skb, GFP_ATOMIC); if (!skb1) { - atomic_inc(&sk->sk_drops); + atomic_inc_unchecked(&sk->sk_drops); UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_RCVBUFERRORS, IS_UDPLITE(sk)); UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_INERRORS, @@ -1844,6 +1865,9 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct udp_table *udptable, goto csum_error; UDP_INC_STATS_BH(net, UDP_MIB_NOPORTS, proto == IPPROTO_UDPLITE); +#ifdef CONFIG_GRKERNSEC_BLACKHOLE + if (!grsec_enable_blackhole || (skb->dev->flags & IFF_LOOPBACK)) +#endif icmp_send(skb, ICMP_DEST_UNREACH, ICMP_PORT_UNREACH, 0); /* @@ -2448,7 +2472,7 @@ static void udp4_format_sock(struct sock *sp, struct seq_file *f, from_kuid_munged(seq_user_ns(f), sock_i_uid(sp)), 0, sock_i_ino(sp), atomic_read(&sp->sk_refcnt), sp, - atomic_read(&sp->sk_drops)); + atomic_read_unchecked(&sp->sk_drops)); } int udp4_seq_show(struct seq_file *seq, void *v) diff --git a/net/ipv4/xfrm4_mode_transport.c b/net/ipv4/xfrm4_mode_transport.c index fd840c7..b517627 100644 --- a/net/ipv4/xfrm4_mode_transport.c +++ b/net/ipv4/xfrm4_mode_transport.c @@ -18,7 +18,7 @@ * The IP header will be moved forward to make space for the encapsulation * header. */ -static int xfrm4_transport_output(struct xfrm_state *x, struct sk_buff *skb) +static int __intentional_overflow(0) xfrm4_transport_output(struct xfrm_state *x, struct sk_buff *skb) { struct iphdr *iph = ip_hdr(skb); int ihl = iph->ihl * 4; diff --git a/net/ipv4/xfrm4_policy.c b/net/ipv4/xfrm4_policy.c index c10a9ee..c621a01 100644 --- a/net/ipv4/xfrm4_policy.c +++ b/net/ipv4/xfrm4_policy.c @@ -192,11 +192,11 @@ _decode_session4(struct sk_buff *skb, struct flowi *fl, int reverse) fl4->flowi4_tos = iph->tos; } -static inline int xfrm4_garbage_collect(struct dst_ops *ops) +static int xfrm4_garbage_collect(struct dst_ops *ops) { struct net *net = container_of(ops, struct net, xfrm.xfrm4_dst_ops); - xfrm4_policy_afinfo.garbage_collect(net); + xfrm_garbage_collect_deferred(net); return (dst_entries_get_slow(ops) > ops->gc_thresh * 2); } @@ -274,19 +274,18 @@ static struct ctl_table xfrm4_policy_table[] = { static int __net_init xfrm4_net_init(struct net *net) { - struct ctl_table *table; + ctl_table_no_const *table = NULL; struct ctl_table_header *hdr; - table = xfrm4_policy_table; if (!net_eq(net, &init_net)) { - table = kmemdup(table, sizeof(xfrm4_policy_table), GFP_KERNEL); + table = kmemdup(xfrm4_policy_table, sizeof(xfrm4_policy_table), GFP_KERNEL); if (!table) goto err_alloc; table[0].data = &net->xfrm.xfrm4_dst_ops.gc_thresh; - } - - hdr = register_net_sysctl(net, "net/ipv4", table); + hdr = register_net_sysctl(net, "net/ipv4", table); + } else + hdr = register_net_sysctl(net, "net/ipv4", xfrm4_policy_table); if (!hdr) goto err_reg; @@ -294,8 +293,7 @@ static int __net_init xfrm4_net_init(struct net *net) return 0; err_reg: - if (!net_eq(net, &init_net)) - kfree(table); + kfree(table); err_alloc: return -ENOMEM; } diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 3939dd2..7372e9a 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -178,7 +178,7 @@ static struct ipv6_devconf ipv6_devconf __read_mostly = { .hop_limit = IPV6_DEFAULT_HOPLIMIT, .mtu6 = IPV6_MIN_MTU, .accept_ra = 1, - .accept_redirects = 1, + .accept_redirects = 0, .autoconf = 1, .force_mld_version = 0, .mldv1_unsolicited_report_interval = 10 * HZ, @@ -222,7 +222,7 @@ static struct ipv6_devconf ipv6_devconf_dflt __read_mostly = { .hop_limit = IPV6_DEFAULT_HOPLIMIT, .mtu6 = IPV6_MIN_MTU, .accept_ra = 1, - .accept_redirects = 1, + .accept_redirects = 0, .autoconf = 1, .force_mld_version = 0, .mldv1_unsolicited_report_interval = 10 * HZ, @@ -349,6 +349,12 @@ static struct inet6_dev *ipv6_add_dev(struct net_device *dev) setup_timer(&ndev->rs_timer, addrconf_rs_timer, (unsigned long)ndev); memcpy(&ndev->cnf, dev_net(dev)->ipv6.devconf_dflt, sizeof(ndev->cnf)); + + if (ndev->cnf.stable_secret.initialized) + ndev->addr_gen_mode = IN6_ADDR_GEN_MODE_STABLE_PRIVACY; + else + ndev->addr_gen_mode = IN6_ADDR_GEN_MODE_EUI64; + ndev->cnf.mtu6 = dev->mtu; ndev->cnf.sysctl = NULL; ndev->nd_parms = neigh_parms_alloc(dev, &nd_tbl); @@ -636,7 +642,7 @@ static int inet6_netconf_dump_devconf(struct sk_buff *skb, idx = 0; head = &net->dev_index_head[h]; rcu_read_lock(); - cb->seq = atomic_read(&net->ipv6.dev_addr_genid) ^ + cb->seq = atomic_read_unchecked(&net->ipv6.dev_addr_genid) ^ net->dev_base_seq; hlist_for_each_entry_rcu(dev, head, index_hlist) { if (idx < s_idx) @@ -2576,7 +2582,7 @@ int addrconf_set_dstaddr(struct net *net, void __user *arg) p.iph.ihl = 5; p.iph.protocol = IPPROTO_IPV6; p.iph.ttl = 64; - ifr.ifr_ifru.ifru_data = (__force void __user *)&p; + ifr.ifr_ifru.ifru_data = (void __force_user *)&p; if (ops->ndo_do_ioctl) { mm_segment_t oldfs = get_fs(); @@ -3844,16 +3850,23 @@ static const struct file_operations if6_fops = { .release = seq_release_net, }; +extern void register_ipv6_seq_ops_addr(struct seq_operations *addr); +extern void unregister_ipv6_seq_ops_addr(void); + static int __net_init if6_proc_net_init(struct net *net) { - if (!proc_create("if_inet6", S_IRUGO, net->proc_net, &if6_fops)) + register_ipv6_seq_ops_addr(&if6_seq_ops); + if (!proc_create("if_inet6", S_IRUGO, net->proc_net, &if6_fops)) { + unregister_ipv6_seq_ops_addr(); return -ENOMEM; + } return 0; } static void __net_exit if6_proc_net_exit(struct net *net) { remove_proc_entry("if_inet6", net->proc_net); + unregister_ipv6_seq_ops_addr(); } static struct pernet_operations if6_proc_net_ops = { @@ -4472,7 +4485,7 @@ static int inet6_dump_addr(struct sk_buff *skb, struct netlink_callback *cb, s_ip_idx = ip_idx = cb->args[2]; rcu_read_lock(); - cb->seq = atomic_read(&net->ipv6.dev_addr_genid) ^ net->dev_base_seq; + cb->seq = atomic_read_unchecked(&net->ipv6.dev_addr_genid) ^ net->dev_base_seq; for (h = s_h; h < NETDEV_HASHENTRIES; h++, s_idx = 0) { idx = 0; head = &net->dev_index_head[h]; @@ -5140,7 +5153,7 @@ static void __ipv6_ifa_notify(int event, struct inet6_ifaddr *ifp) rt_genid_bump_ipv6(net); break; } - atomic_inc(&net->ipv6.dev_addr_genid); + atomic_inc_unchecked(&net->ipv6.dev_addr_genid); } static void ipv6_ifa_notify(int event, struct inet6_ifaddr *ifp) @@ -5160,7 +5173,7 @@ int addrconf_sysctl_forward(struct ctl_table *ctl, int write, int *valp = ctl->data; int val = *valp; loff_t pos = *ppos; - struct ctl_table lctl; + ctl_table_no_const lctl; int ret; /* @@ -5185,7 +5198,7 @@ int addrconf_sysctl_mtu(struct ctl_table *ctl, int write, { struct inet6_dev *idev = ctl->extra1; int min_mtu = IPV6_MIN_MTU; - struct ctl_table lctl; + ctl_table_no_const lctl; lctl = *ctl; lctl.extra1 = &min_mtu; @@ -5260,7 +5273,7 @@ int addrconf_sysctl_disable(struct ctl_table *ctl, int write, int *valp = ctl->data; int val = *valp; loff_t pos = *ppos; - struct ctl_table lctl; + ctl_table_no_const lctl; int ret; /* @@ -5325,7 +5338,7 @@ static int addrconf_sysctl_stable_secret(struct ctl_table *ctl, int write, int err; struct in6_addr addr; char str[IPV6_MAX_STRLEN]; - struct ctl_table lctl = *ctl; + ctl_table_no_const lctl = *ctl; struct net *net = ctl->extra2; struct ipv6_stable_secret *secret = ctl->data; @@ -5343,13 +5356,10 @@ static int addrconf_sysctl_stable_secret(struct ctl_table *ctl, int write, goto out; } - if (!write) { - err = snprintf(str, sizeof(str), "%pI6", - &secret->secret); - if (err >= sizeof(str)) { - err = -EIO; - goto out; - } + err = snprintf(str, sizeof(str), "%pI6", &secret->secret); + if (err >= sizeof(str)) { + err = -EIO; + goto out; } err = proc_dostring(&lctl, write, buffer, lenp, ppos); @@ -5397,7 +5407,7 @@ int addrconf_sysctl_ignore_routes_with_linkdown(struct ctl_table *ctl, int *valp = ctl->data; int val = *valp; loff_t pos = *ppos; - struct ctl_table lctl; + ctl_table_no_const lctl; int ret; /* ctl->data points to idev->cnf.ignore_routes_when_linkdown diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c index 38d66dd..dc7991d 100644 --- a/net/ipv6/af_inet6.c +++ b/net/ipv6/af_inet6.c @@ -777,7 +777,7 @@ static int __net_init inet6_net_init(struct net *net) net->ipv6.sysctl.idgen_retries = 3; net->ipv6.sysctl.idgen_delay = 1 * HZ; net->ipv6.sysctl.flowlabel_state_ranges = 0; - atomic_set(&net->ipv6.fib6_sernum, 1); + atomic_set_unchecked(&net->ipv6.fib6_sernum, 1); err = ipv6_init_mibs(net); if (err) diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c index a42a673..d67192c 100644 --- a/net/ipv6/datagram.c +++ b/net/ipv6/datagram.c @@ -979,5 +979,5 @@ void ip6_dgram_sock_seq_show(struct seq_file *seq, struct sock *sp, 0, sock_i_ino(sp), atomic_read(&sp->sk_refcnt), sp, - atomic_read(&sp->sk_drops)); + atomic_read_unchecked(&sp->sk_drops)); } diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c index 6c2b213..e620059 100644 --- a/net/ipv6/icmp.c +++ b/net/ipv6/icmp.c @@ -1004,7 +1004,7 @@ static struct ctl_table ipv6_icmp_table_template[] = { struct ctl_table * __net_init ipv6_icmp_sysctl_init(struct net *net) { - struct ctl_table *table; + ctl_table_no_const *table; table = kmemdup(ipv6_icmp_table_template, sizeof(ipv6_icmp_table_template), diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c index 6cedc62..998bd5b 100644 --- a/net/ipv6/ip6_fib.c +++ b/net/ipv6/ip6_fib.c @@ -100,9 +100,9 @@ static int fib6_new_sernum(struct net *net) int new, old; do { - old = atomic_read(&net->ipv6.fib6_sernum); + old = atomic_read_unchecked(&net->ipv6.fib6_sernum); new = old < INT_MAX ? old + 1 : 1; - } while (atomic_cmpxchg(&net->ipv6.fib6_sernum, + } while (atomic_cmpxchg_unchecked(&net->ipv6.fib6_sernum, old, new) != old); return new; } diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c index 3c7b931..bcdd2bf 100644 --- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -71,8 +71,8 @@ struct ip6gre_net { struct net_device *fb_tunnel_dev; }; -static struct rtnl_link_ops ip6gre_link_ops __read_mostly; -static struct rtnl_link_ops ip6gre_tap_ops __read_mostly; +static struct rtnl_link_ops ip6gre_link_ops; +static struct rtnl_link_ops ip6gre_tap_ops; static int ip6gre_tunnel_init(struct net_device *dev); static void ip6gre_tunnel_setup(struct net_device *dev); static void ip6gre_tunnel_link(struct ip6gre_net *ign, struct ip6_tnl *t); @@ -1302,7 +1302,7 @@ static void ip6gre_fb_tunnel_init(struct net_device *dev) } -static struct inet6_protocol ip6gre_protocol __read_mostly = { +static struct inet6_protocol ip6gre_protocol = { .handler = ip6gre_rcv, .err_handler = ip6gre_err, .flags = INET6_PROTO_NOPOLICY|INET6_PROTO_FINAL, @@ -1658,7 +1658,7 @@ static const struct nla_policy ip6gre_policy[IFLA_GRE_MAX + 1] = { [IFLA_GRE_FLAGS] = { .type = NLA_U32 }, }; -static struct rtnl_link_ops ip6gre_link_ops __read_mostly = { +static struct rtnl_link_ops ip6gre_link_ops = { .kind = "ip6gre", .maxtype = IFLA_GRE_MAX, .policy = ip6gre_policy, @@ -1673,7 +1673,7 @@ static struct rtnl_link_ops ip6gre_link_ops __read_mostly = { .get_link_net = ip6_tnl_get_link_net, }; -static struct rtnl_link_ops ip6gre_tap_ops __read_mostly = { +static struct rtnl_link_ops ip6gre_tap_ops = { .kind = "ip6gretap", .maxtype = IFLA_GRE_MAX, .policy = ip6gre_policy, diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c index 137fca4..2671d8c 100644 --- a/net/ipv6/ip6_tunnel.c +++ b/net/ipv6/ip6_tunnel.c @@ -80,7 +80,7 @@ static u32 HASH(const struct in6_addr *addr1, const struct in6_addr *addr2) static int ip6_tnl_dev_init(struct net_device *dev); static void ip6_tnl_dev_setup(struct net_device *dev); -static struct rtnl_link_ops ip6_link_ops __read_mostly; +static struct rtnl_link_ops ip6_link_ops; static int ip6_tnl_net_id __read_mostly; struct ip6_tnl_net { @@ -1841,7 +1841,7 @@ static const struct nla_policy ip6_tnl_policy[IFLA_IPTUN_MAX + 1] = { [IFLA_IPTUN_PROTO] = { .type = NLA_U8 }, }; -static struct rtnl_link_ops ip6_link_ops __read_mostly = { +static struct rtnl_link_ops ip6_link_ops = { .kind = "ip6tnl", .maxtype = IFLA_IPTUN_MAX, .policy = ip6_tnl_policy, diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c index 0224c03..c5ec3d9 100644 --- a/net/ipv6/ip6_vti.c +++ b/net/ipv6/ip6_vti.c @@ -62,7 +62,7 @@ static u32 HASH(const struct in6_addr *addr1, const struct in6_addr *addr2) static int vti6_dev_init(struct net_device *dev); static void vti6_dev_setup(struct net_device *dev); -static struct rtnl_link_ops vti6_link_ops __read_mostly; +static struct rtnl_link_ops vti6_link_ops; static int vti6_net_id __read_mostly; struct vti6_net { @@ -1019,7 +1019,7 @@ static const struct nla_policy vti6_policy[IFLA_VTI_MAX + 1] = { [IFLA_VTI_OKEY] = { .type = NLA_U32 }, }; -static struct rtnl_link_ops vti6_link_ops __read_mostly = { +static struct rtnl_link_ops vti6_link_ops = { .kind = "vti6", .maxtype = IFLA_VTI_MAX, .policy = vti6_policy, diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c index 4449ad1..e47579c 100644 --- a/net/ipv6/ipv6_sockglue.c +++ b/net/ipv6/ipv6_sockglue.c @@ -1025,7 +1025,7 @@ static int do_ipv6_getsockopt(struct sock *sk, int level, int optname, if (sk->sk_type != SOCK_STREAM) return -ENOPROTOOPT; - msg.msg_control = optval; + msg.msg_control = (void __force_kernel *)optval; msg.msg_controllen = len; msg.msg_flags = flags; diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c index 0771991..faa2784 100644 --- a/net/ipv6/netfilter/ip6_tables.c +++ b/net/ipv6/netfilter/ip6_tables.c @@ -1089,14 +1089,14 @@ static int compat_table_info(const struct xt_table_info *info, #endif static int get_info(struct net *net, void __user *user, - const int *len, int compat) + int len, int compat) { char name[XT_TABLE_MAXNAMELEN]; struct xt_table *t; int ret; - if (*len != sizeof(struct ip6t_getinfo)) { - duprintf("length %u != %zu\n", *len, + if (len != sizeof(struct ip6t_getinfo)) { + duprintf("length %u != %zu\n", len, sizeof(struct ip6t_getinfo)); return -EINVAL; } @@ -1133,7 +1133,7 @@ static int get_info(struct net *net, void __user *user, info.size = private->size; strcpy(info.name, name); - if (copy_to_user(user, &info, *len) != 0) + if (copy_to_user(user, &info, len) != 0) ret = -EFAULT; else ret = 0; @@ -1981,7 +1981,7 @@ compat_do_ip6t_get_ctl(struct sock *sk, int cmd, void __user *user, int *len) switch (cmd) { case IP6T_SO_GET_INFO: - ret = get_info(sock_net(sk), user, len, 1); + ret = get_info(sock_net(sk), user, *len, 1); break; case IP6T_SO_GET_ENTRIES: ret = compat_get_entries(sock_net(sk), user, len); @@ -2028,7 +2028,7 @@ do_ip6t_get_ctl(struct sock *sk, int cmd, void __user *user, int *len) switch (cmd) { case IP6T_SO_GET_INFO: - ret = get_info(sock_net(sk), user, len, 0); + ret = get_info(sock_net(sk), user, *len, 0); break; case IP6T_SO_GET_ENTRIES: diff --git a/net/ipv6/netfilter/nf_conntrack_reasm.c b/net/ipv6/netfilter/nf_conntrack_reasm.c index dc50143..f3ca648 100644 --- a/net/ipv6/netfilter/nf_conntrack_reasm.c +++ b/net/ipv6/netfilter/nf_conntrack_reasm.c @@ -96,12 +96,11 @@ static struct ctl_table nf_ct_frag6_sysctl_table[] = { static int nf_ct_frag6_sysctl_register(struct net *net) { - struct ctl_table *table; + ctl_table_no_const *table = NULL; struct ctl_table_header *hdr; - table = nf_ct_frag6_sysctl_table; if (!net_eq(net, &init_net)) { - table = kmemdup(table, sizeof(nf_ct_frag6_sysctl_table), + table = kmemdup(nf_ct_frag6_sysctl_table, sizeof(nf_ct_frag6_sysctl_table), GFP_KERNEL); if (table == NULL) goto err_alloc; @@ -112,9 +111,9 @@ static int nf_ct_frag6_sysctl_register(struct net *net) table[2].data = &net->nf_frag.frags.high_thresh; table[2].extra1 = &net->nf_frag.frags.low_thresh; table[2].extra2 = &init_net.nf_frag.frags.high_thresh; - } - - hdr = register_net_sysctl(net, "net/netfilter", table); + hdr = register_net_sysctl(net, "net/netfilter", table); + } else + hdr = register_net_sysctl(net, "net/netfilter", nf_ct_frag6_sysctl_table); if (hdr == NULL) goto err_reg; @@ -122,8 +121,7 @@ static int nf_ct_frag6_sysctl_register(struct net *net) return 0; err_reg: - if (!net_eq(net, &init_net)) - kfree(table); + kfree(table); err_alloc: return -ENOMEM; } diff --git a/net/ipv6/ping.c b/net/ipv6/ping.c index 263a516..692f738 100644 --- a/net/ipv6/ping.c +++ b/net/ipv6/ping.c @@ -240,6 +240,24 @@ static struct pernet_operations ping_v6_net_ops = { }; #endif +static struct pingv6_ops real_pingv6_ops = { + .ipv6_recv_error = ipv6_recv_error, + .ip6_datagram_recv_common_ctl = ip6_datagram_recv_common_ctl, + .ip6_datagram_recv_specific_ctl = ip6_datagram_recv_specific_ctl, + .icmpv6_err_convert = icmpv6_err_convert, + .ipv6_icmp_error = ipv6_icmp_error, + .ipv6_chk_addr = ipv6_chk_addr, +}; + +static struct pingv6_ops dummy_pingv6_ops = { + .ipv6_recv_error = dummy_ipv6_recv_error, + .ip6_datagram_recv_common_ctl = dummy_ip6_datagram_recv_ctl, + .ip6_datagram_recv_specific_ctl = dummy_ip6_datagram_recv_ctl, + .icmpv6_err_convert = dummy_icmpv6_err_convert, + .ipv6_icmp_error = dummy_ipv6_icmp_error, + .ipv6_chk_addr = dummy_ipv6_chk_addr, +}; + int __init pingv6_init(void) { #ifdef CONFIG_PROC_FS @@ -247,13 +265,7 @@ int __init pingv6_init(void) if (ret) return ret; #endif - pingv6_ops.ipv6_recv_error = ipv6_recv_error; - pingv6_ops.ip6_datagram_recv_common_ctl = ip6_datagram_recv_common_ctl; - pingv6_ops.ip6_datagram_recv_specific_ctl = - ip6_datagram_recv_specific_ctl; - pingv6_ops.icmpv6_err_convert = icmpv6_err_convert; - pingv6_ops.ipv6_icmp_error = ipv6_icmp_error; - pingv6_ops.ipv6_chk_addr = ipv6_chk_addr; + pingv6_ops = &real_pingv6_ops; return inet6_register_protosw(&pingv6_protosw); } @@ -262,14 +274,9 @@ int __init pingv6_init(void) */ void pingv6_exit(void) { - pingv6_ops.ipv6_recv_error = dummy_ipv6_recv_error; - pingv6_ops.ip6_datagram_recv_common_ctl = dummy_ip6_datagram_recv_ctl; - pingv6_ops.ip6_datagram_recv_specific_ctl = dummy_ip6_datagram_recv_ctl; - pingv6_ops.icmpv6_err_convert = dummy_icmpv6_err_convert; - pingv6_ops.ipv6_icmp_error = dummy_ipv6_icmp_error; - pingv6_ops.ipv6_chk_addr = dummy_ipv6_chk_addr; #ifdef CONFIG_PROC_FS unregister_pernet_subsys(&ping_v6_net_ops); #endif + pingv6_ops = &dummy_pingv6_ops; inet6_unregister_protosw(&pingv6_protosw); } diff --git a/net/ipv6/proc.c b/net/ipv6/proc.c index 679253d0..70b653c 100644 --- a/net/ipv6/proc.c +++ b/net/ipv6/proc.c @@ -310,7 +310,7 @@ static int __net_init ipv6_proc_init_net(struct net *net) if (!proc_create("snmp6", S_IRUGO, net->proc_net, &snmp6_seq_fops)) goto proc_snmp6_fail; - net->mib.proc_net_devsnmp6 = proc_mkdir("dev_snmp6", net->proc_net); + net->mib.proc_net_devsnmp6 = proc_mkdir_restrict("dev_snmp6", net->proc_net); if (!net->mib.proc_net_devsnmp6) goto proc_dev_snmp6_fail; return 0; diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c index fe97729..5292cb2 100644 --- a/net/ipv6/raw.c +++ b/net/ipv6/raw.c @@ -389,7 +389,7 @@ static inline int rawv6_rcv_skb(struct sock *sk, struct sk_buff *skb) { if ((raw6_sk(sk)->checksum || rcu_access_pointer(sk->sk_filter)) && skb_checksum_complete(skb)) { - atomic_inc(&sk->sk_drops); + atomic_inc_unchecked(&sk->sk_drops); kfree_skb(skb); return NET_RX_DROP; } @@ -417,7 +417,7 @@ int rawv6_rcv(struct sock *sk, struct sk_buff *skb) struct raw6_sock *rp = raw6_sk(sk); if (!xfrm6_policy_check(sk, XFRM_POLICY_IN, skb)) { - atomic_inc(&sk->sk_drops); + atomic_inc_unchecked(&sk->sk_drops); kfree_skb(skb); return NET_RX_DROP; } @@ -441,7 +441,7 @@ int rawv6_rcv(struct sock *sk, struct sk_buff *skb) if (inet->hdrincl) { if (skb_checksum_complete(skb)) { - atomic_inc(&sk->sk_drops); + atomic_inc_unchecked(&sk->sk_drops); kfree_skb(skb); return NET_RX_DROP; } @@ -609,7 +609,7 @@ out: return err; } -static int rawv6_send_hdrinc(struct sock *sk, struct msghdr *msg, int length, +static int rawv6_send_hdrinc(struct sock *sk, struct msghdr *msg, unsigned int length, struct flowi6 *fl6, struct dst_entry **dstp, unsigned int flags) { @@ -921,12 +921,15 @@ do_confirm: static int rawv6_seticmpfilter(struct sock *sk, int level, int optname, char __user *optval, int optlen) { + struct icmp6_filter filter; + switch (optname) { case ICMPV6_FILTER: if (optlen > sizeof(struct icmp6_filter)) optlen = sizeof(struct icmp6_filter); - if (copy_from_user(&raw6_sk(sk)->filter, optval, optlen)) + if (copy_from_user(&filter, optval, optlen)) return -EFAULT; + raw6_sk(sk)->filter = filter; return 0; default: return -ENOPROTOOPT; @@ -939,6 +942,7 @@ static int rawv6_geticmpfilter(struct sock *sk, int level, int optname, char __user *optval, int __user *optlen) { int len; + struct icmp6_filter filter; switch (optname) { case ICMPV6_FILTER: @@ -950,7 +954,8 @@ static int rawv6_geticmpfilter(struct sock *sk, int level, int optname, len = sizeof(struct icmp6_filter); if (put_user(len, optlen)) return -EFAULT; - if (copy_to_user(optval, &raw6_sk(sk)->filter, len)) + filter = raw6_sk(sk)->filter; + if (len > sizeof filter || copy_to_user(optval, &filter, len)) return -EFAULT; return 0; default: diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c index 04013a9..6a98cc6 100644 --- a/net/ipv6/reassembly.c +++ b/net/ipv6/reassembly.c @@ -630,12 +630,11 @@ static struct ctl_table ip6_frags_ctl_table[] = { static int __net_init ip6_frags_ns_sysctl_register(struct net *net) { - struct ctl_table *table; + ctl_table_no_const *table = NULL; struct ctl_table_header *hdr; - table = ip6_frags_ns_ctl_table; if (!net_eq(net, &init_net)) { - table = kmemdup(table, sizeof(ip6_frags_ns_ctl_table), GFP_KERNEL); + table = kmemdup(ip6_frags_ns_ctl_table, sizeof(ip6_frags_ns_ctl_table), GFP_KERNEL); if (!table) goto err_alloc; @@ -649,9 +648,10 @@ static int __net_init ip6_frags_ns_sysctl_register(struct net *net) /* Don't export sysctls to unprivileged users */ if (net->user_ns != &init_user_ns) table[0].procname = NULL; - } + hdr = register_net_sysctl(net, "net/ipv6", table); + } else + hdr = register_net_sysctl(net, "net/ipv6", ip6_frags_ns_ctl_table); - hdr = register_net_sysctl(net, "net/ipv6", table); if (!hdr) goto err_reg; @@ -659,8 +659,7 @@ static int __net_init ip6_frags_ns_sysctl_register(struct net *net) return 0; err_reg: - if (!net_eq(net, &init_net)) - kfree(table); + kfree(table); err_alloc: return -ENOMEM; } diff --git a/net/ipv6/route.c b/net/ipv6/route.c index fd0e674..ecfb57a 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -3513,7 +3513,7 @@ struct ctl_table ipv6_route_table_template[] = { struct ctl_table * __net_init ipv6_route_sysctl_init(struct net *net) { - struct ctl_table *table; + ctl_table_no_const *table; table = kmemdup(ipv6_route_table_template, sizeof(ipv6_route_table_template), diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c index dcccae8..33152e7 100644 --- a/net/ipv6/sit.c +++ b/net/ipv6/sit.c @@ -74,7 +74,7 @@ static void ipip6_tunnel_setup(struct net_device *dev); static void ipip6_dev_free(struct net_device *dev); static bool check_6rd(struct ip_tunnel *tunnel, const struct in6_addr *v6dst, __be32 *v4dst); -static struct rtnl_link_ops sit_link_ops __read_mostly; +static struct rtnl_link_ops sit_link_ops; static int sit_net_id __read_mostly; struct sit_net { @@ -1735,7 +1735,7 @@ static void ipip6_dellink(struct net_device *dev, struct list_head *head) unregister_netdevice_queue(dev, head); } -static struct rtnl_link_ops sit_link_ops __read_mostly = { +static struct rtnl_link_ops sit_link_ops = { .kind = "sit", .maxtype = IFLA_IPTUN_MAX, .policy = ipip6_policy, diff --git a/net/ipv6/sysctl_net_ipv6.c b/net/ipv6/sysctl_net_ipv6.c index 45243bb..cdb398e 100644 --- a/net/ipv6/sysctl_net_ipv6.c +++ b/net/ipv6/sysctl_net_ipv6.c @@ -111,7 +111,7 @@ static struct ctl_table ipv6_rotable[] = { static int __net_init ipv6_sysctl_net_init(struct net *net) { - struct ctl_table *ipv6_table; + ctl_table_no_const *ipv6_table; struct ctl_table *ipv6_route_table; struct ctl_table *ipv6_icmp_table; int err; diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 9e9b77b..bdfd1ee 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -93,16 +93,19 @@ static void inet6_sk_rx_dst_set(struct sock *sk, const struct sk_buff *skb) { struct dst_entry *dst = skb_dst(skb); - if (dst) { + if (dst && dst_hold_safe(dst)) { const struct rt6_info *rt = (const struct rt6_info *)dst; - dst_hold(dst); sk->sk_rx_dst = dst; inet_sk(sk)->rx_dst_ifindex = skb->skb_iif; inet6_sk(sk)->rx_dst_cookie = rt6_get_cookie(rt); } } +#ifdef CONFIG_GRKERNSEC_BLACKHOLE +extern int grsec_enable_blackhole; +#endif + static __u32 tcp_v6_init_sequence(const struct sk_buff *skb) { return secure_tcpv6_sequence_number(ipv6_hdr(skb)->daddr.s6_addr32, @@ -1286,6 +1289,9 @@ static int tcp_v6_do_rcv(struct sock *sk, struct sk_buff *skb) return 0; reset: +#ifdef CONFIG_GRKERNSEC_BLACKHOLE + if (!grsec_enable_blackhole) +#endif tcp_v6_send_reset(sk, skb); discard: if (opt_skb) @@ -1395,12 +1401,20 @@ static int tcp_v6_rcv(struct sk_buff *skb) sk = __inet6_lookup_skb(&tcp_hashinfo, skb, th->source, th->dest, inet6_iif(skb)); - if (!sk) + if (!sk) { +#ifdef CONFIG_GRKERNSEC_BLACKHOLE + ret = 1; +#endif goto no_tcp_socket; + } process: - if (sk->sk_state == TCP_TIME_WAIT) + if (sk->sk_state == TCP_TIME_WAIT) { +#ifdef CONFIG_GRKERNSEC_BLACKHOLE + ret = 2; +#endif goto do_time_wait; + } if (hdr->hop_limit < inet6_sk(sk)->min_hopcount) { NET_INC_STATS_BH(net, LINUX_MIB_TCPMINTTLDROP); @@ -1452,6 +1466,10 @@ csum_error: bad_packet: TCP_INC_STATS_BH(net, TCP_MIB_INERRS); } else { +#ifdef CONFIG_GRKERNSEC_BLACKHOLE + if (!grsec_enable_blackhole || (ret == 1 && + (skb->dev->flags & IFF_LOOPBACK))) +#endif tcp_v6_send_reset(NULL, skb); } diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index 8379fc2..faac798 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -76,6 +76,10 @@ static u32 udp6_ehashfn(const struct net *net, udp_ipv6_hash_secret + net_hash_mix(net)); } +#ifdef CONFIG_GRKERNSEC_BLACKHOLE +extern int grsec_enable_blackhole; +#endif + int ipv6_rcv_saddr_equal(const struct sock *sk, const struct sock *sk2) { const struct in6_addr *sk2_rcv_saddr6 = inet6_rcv_saddr(sk2); @@ -445,7 +449,7 @@ try_again: if (unlikely(err)) { trace_kfree_skb(skb, udpv6_recvmsg); if (!peeked) { - atomic_inc(&sk->sk_drops); + atomic_inc_unchecked(&sk->sk_drops); if (is_udp4) UDP_INC_STATS_USER(sock_net(sk), UDP_MIB_INERRORS, @@ -709,7 +713,7 @@ csum_error: UDP6_INC_STATS_BH(sock_net(sk), UDP_MIB_CSUMERRORS, is_udplite); drop: UDP6_INC_STATS_BH(sock_net(sk), UDP_MIB_INERRORS, is_udplite); - atomic_inc(&sk->sk_drops); + atomic_inc_unchecked(&sk->sk_drops); kfree_skb(skb); return -1; } @@ -750,7 +754,7 @@ static void flush_stack(struct sock **stack, unsigned int count, if (likely(!skb1)) skb1 = (i == final) ? skb : skb_clone(skb, GFP_ATOMIC); if (!skb1) { - atomic_inc(&sk->sk_drops); + atomic_inc_unchecked(&sk->sk_drops); UDP6_INC_STATS_BH(sock_net(sk), UDP_MIB_RCVBUFERRORS, IS_UDPLITE(sk)); UDP6_INC_STATS_BH(sock_net(sk), UDP_MIB_INERRORS, @@ -934,6 +938,9 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct udp_table *udptable, goto csum_error; UDP6_INC_STATS_BH(net, UDP_MIB_NOPORTS, proto == IPPROTO_UDPLITE); +#ifdef CONFIG_GRKERNSEC_BLACKHOLE + if (!grsec_enable_blackhole || (skb->dev->flags & IFF_LOOPBACK)) +#endif icmpv6_send(skb, ICMPV6_DEST_UNREACH, ICMPV6_PORT_UNREACH, 0); kfree_skb(skb); diff --git a/net/ipv6/xfrm6_policy.c b/net/ipv6/xfrm6_policy.c index da55e0c..3c30bd8 100644 --- a/net/ipv6/xfrm6_policy.c +++ b/net/ipv6/xfrm6_policy.c @@ -218,11 +218,11 @@ _decode_session6(struct sk_buff *skb, struct flowi *fl, int reverse) } } -static inline int xfrm6_garbage_collect(struct dst_ops *ops) +static int xfrm6_garbage_collect(struct dst_ops *ops) { struct net *net = container_of(ops, struct net, xfrm.xfrm6_dst_ops); - xfrm6_policy_afinfo.garbage_collect(net); + xfrm_garbage_collect_deferred(net); return dst_entries_get_fast(ops) > ops->gc_thresh * 2; } @@ -329,19 +329,19 @@ static struct ctl_table xfrm6_policy_table[] = { static int __net_init xfrm6_net_init(struct net *net) { - struct ctl_table *table; + ctl_table_no_const *table = NULL; struct ctl_table_header *hdr; - table = xfrm6_policy_table; if (!net_eq(net, &init_net)) { - table = kmemdup(table, sizeof(xfrm6_policy_table), GFP_KERNEL); + table = kmemdup(xfrm6_policy_table, sizeof(xfrm6_policy_table), GFP_KERNEL); if (!table) goto err_alloc; table[0].data = &net->xfrm.xfrm6_dst_ops.gc_thresh; - } + hdr = register_net_sysctl(net, "net/ipv6", table); + } else + hdr = register_net_sysctl(net, "net/ipv6", xfrm6_policy_table); - hdr = register_net_sysctl(net, "net/ipv6", table); if (!hdr) goto err_reg; @@ -349,8 +349,7 @@ static int __net_init xfrm6_net_init(struct net *net) return 0; err_reg: - if (!net_eq(net, &init_net)) - kfree(table); + kfree(table); err_alloc: return -ENOMEM; } diff --git a/net/ipx/ipx_proc.c b/net/ipx/ipx_proc.c index c1d247e..9e5949d 100644 --- a/net/ipx/ipx_proc.c +++ b/net/ipx/ipx_proc.c @@ -289,7 +289,7 @@ int __init ipx_proc_init(void) struct proc_dir_entry *p; int rc = -ENOMEM; - ipx_proc_dir = proc_mkdir("ipx", init_net.proc_net); + ipx_proc_dir = proc_mkdir_restrict("ipx", init_net.proc_net); if (!ipx_proc_dir) goto out; diff --git a/net/irda/ircomm/ircomm_tty.c b/net/irda/ircomm/ircomm_tty.c index 683346d..cb0e12d 100644 --- a/net/irda/ircomm/ircomm_tty.c +++ b/net/irda/ircomm/ircomm_tty.c @@ -310,10 +310,10 @@ static int ircomm_tty_block_til_ready(struct ircomm_tty_cb *self, add_wait_queue(&port->open_wait, &wait); pr_debug("%s(%d):block_til_ready before block on %s open_count=%d\n", - __FILE__, __LINE__, tty->driver->name, port->count); + __FILE__, __LINE__, tty->driver->name, atomic_read(&port->count)); spin_lock_irqsave(&port->lock, flags); - port->count--; + atomic_dec(&port->count); port->blocked_open++; spin_unlock_irqrestore(&port->lock, flags); @@ -348,7 +348,7 @@ static int ircomm_tty_block_til_ready(struct ircomm_tty_cb *self, } pr_debug("%s(%d):block_til_ready blocking on %s open_count=%d\n", - __FILE__, __LINE__, tty->driver->name, port->count); + __FILE__, __LINE__, tty->driver->name, atomic_read(&port->count)); schedule(); } @@ -358,12 +358,12 @@ static int ircomm_tty_block_til_ready(struct ircomm_tty_cb *self, spin_lock_irqsave(&port->lock, flags); if (!tty_hung_up_p(filp)) - port->count++; + atomic_inc(&port->count); port->blocked_open--; spin_unlock_irqrestore(&port->lock, flags); pr_debug("%s(%d):block_til_ready after blocking on %s open_count=%d\n", - __FILE__, __LINE__, tty->driver->name, port->count); + __FILE__, __LINE__, tty->driver->name, atomic_read(&port->count)); if (!retval) port->flags |= ASYNC_NORMAL_ACTIVE; @@ -433,12 +433,12 @@ static int ircomm_tty_open(struct tty_struct *tty, struct file *filp) /* ++ is not atomic, so this should be protected - Jean II */ spin_lock_irqsave(&self->port.lock, flags); - self->port.count++; + atomic_inc(&self->port.count); spin_unlock_irqrestore(&self->port.lock, flags); tty_port_tty_set(&self->port, tty); pr_debug("%s(), %s%d, count = %d\n", __func__ , tty->driver->name, - self->line, self->port.count); + self->line, atomic_read(&self->port.count)); /* Not really used by us, but lets do it anyway */ self->port.low_latency = (self->port.flags & ASYNC_LOW_LATENCY) ? 1 : 0; @@ -961,7 +961,7 @@ static void ircomm_tty_hangup(struct tty_struct *tty) tty_kref_put(port->tty); } port->tty = NULL; - port->count = 0; + atomic_set(&port->count, 0); spin_unlock_irqrestore(&port->lock, flags); wake_up_interruptible(&port->open_wait); @@ -1308,7 +1308,7 @@ static void ircomm_tty_line_info(struct ircomm_tty_cb *self, struct seq_file *m) seq_putc(m, '\n'); seq_printf(m, "Role: %s\n", self->client ? "client" : "server"); - seq_printf(m, "Open count: %d\n", self->port.count); + seq_printf(m, "Open count: %d\n", atomic_read(&self->port.count)); seq_printf(m, "Max data size: %d\n", self->max_data_size); seq_printf(m, "Max header size: %d\n", self->max_header_size); diff --git a/net/irda/irproc.c b/net/irda/irproc.c index b9ac598..f88cc56 100644 --- a/net/irda/irproc.c +++ b/net/irda/irproc.c @@ -66,7 +66,7 @@ void __init irda_proc_register(void) { int i; - proc_irda = proc_mkdir("irda", init_net.proc_net); + proc_irda = proc_mkdir_restrict("irda", init_net.proc_net); if (proc_irda == NULL) return; diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c index 918151c..5bbe95a 100644 --- a/net/iucv/af_iucv.c +++ b/net/iucv/af_iucv.c @@ -686,10 +686,10 @@ static void __iucv_auto_name(struct iucv_sock *iucv) { char name[12]; - sprintf(name, "%08x", atomic_inc_return(&iucv_sk_list.autobind_name)); + sprintf(name, "%08x", atomic_inc_return_unchecked(&iucv_sk_list.autobind_name)); while (__iucv_get_sock_by_name(name)) { sprintf(name, "%08x", - atomic_inc_return(&iucv_sk_list.autobind_name)); + atomic_inc_return_unchecked(&iucv_sk_list.autobind_name)); } memcpy(iucv->src_name, name, 8); } diff --git a/net/iucv/iucv.c b/net/iucv/iucv.c index 2a6a1fd..6c112b0 100644 --- a/net/iucv/iucv.c +++ b/net/iucv/iucv.c @@ -702,7 +702,7 @@ static int iucv_cpu_notify(struct notifier_block *self, return NOTIFY_OK; } -static struct notifier_block __refdata iucv_cpu_notifier = { +static struct notifier_block iucv_cpu_notifier = { .notifier_call = iucv_cpu_notify, }; diff --git a/net/key/af_key.c b/net/key/af_key.c index f9c9ecb..060751e 100644 --- a/net/key/af_key.c +++ b/net/key/af_key.c @@ -3050,10 +3050,10 @@ static int pfkey_send_policy_notify(struct xfrm_policy *xp, int dir, const struc static u32 get_acqseq(void) { u32 res; - static atomic_t acqseq; + static atomic_unchecked_t acqseq; do { - res = atomic_inc_return(&acqseq); + res = atomic_inc_return_unchecked(&acqseq); } while (!res); return res; } diff --git a/net/l2tp/l2tp_eth.c b/net/l2tp/l2tp_eth.c index 4b55287..bd247f7 100644 --- a/net/l2tp/l2tp_eth.c +++ b/net/l2tp/l2tp_eth.c @@ -42,12 +42,12 @@ struct l2tp_eth { struct sock *tunnel_sock; struct l2tp_session *session; struct list_head list; - atomic_long_t tx_bytes; - atomic_long_t tx_packets; - atomic_long_t tx_dropped; - atomic_long_t rx_bytes; - atomic_long_t rx_packets; - atomic_long_t rx_errors; + atomic_long_unchecked_t tx_bytes; + atomic_long_unchecked_t tx_packets; + atomic_long_unchecked_t tx_dropped; + atomic_long_unchecked_t rx_bytes; + atomic_long_unchecked_t rx_packets; + atomic_long_unchecked_t rx_errors; }; /* via l2tp_session_priv() */ @@ -98,10 +98,10 @@ static int l2tp_eth_dev_xmit(struct sk_buff *skb, struct net_device *dev) int ret = l2tp_xmit_skb(session, skb, session->hdr_len); if (likely(ret == NET_XMIT_SUCCESS)) { - atomic_long_add(len, &priv->tx_bytes); - atomic_long_inc(&priv->tx_packets); + atomic_long_add_unchecked(len, &priv->tx_bytes); + atomic_long_inc_unchecked(&priv->tx_packets); } else { - atomic_long_inc(&priv->tx_dropped); + atomic_long_inc_unchecked(&priv->tx_dropped); } return NETDEV_TX_OK; } @@ -111,12 +111,12 @@ static struct rtnl_link_stats64 *l2tp_eth_get_stats64(struct net_device *dev, { struct l2tp_eth *priv = netdev_priv(dev); - stats->tx_bytes = atomic_long_read(&priv->tx_bytes); - stats->tx_packets = atomic_long_read(&priv->tx_packets); - stats->tx_dropped = atomic_long_read(&priv->tx_dropped); - stats->rx_bytes = atomic_long_read(&priv->rx_bytes); - stats->rx_packets = atomic_long_read(&priv->rx_packets); - stats->rx_errors = atomic_long_read(&priv->rx_errors); + stats->tx_bytes = atomic_long_read_unchecked(&priv->tx_bytes); + stats->tx_packets = atomic_long_read_unchecked(&priv->tx_packets); + stats->tx_dropped = atomic_long_read_unchecked(&priv->tx_dropped); + stats->rx_bytes = atomic_long_read_unchecked(&priv->rx_bytes); + stats->rx_packets = atomic_long_read_unchecked(&priv->rx_packets); + stats->rx_errors = atomic_long_read_unchecked(&priv->rx_errors); return stats; } @@ -167,15 +167,15 @@ static void l2tp_eth_dev_recv(struct l2tp_session *session, struct sk_buff *skb, nf_reset(skb); if (dev_forward_skb(dev, skb) == NET_RX_SUCCESS) { - atomic_long_inc(&priv->rx_packets); - atomic_long_add(data_len, &priv->rx_bytes); + atomic_long_inc_unchecked(&priv->rx_packets); + atomic_long_add_unchecked(data_len, &priv->rx_bytes); } else { - atomic_long_inc(&priv->rx_errors); + atomic_long_inc_unchecked(&priv->rx_errors); } return; error: - atomic_long_inc(&priv->rx_errors); + atomic_long_inc_unchecked(&priv->rx_errors); kfree_skb(skb); } diff --git a/net/l2tp/l2tp_ip.c b/net/l2tp/l2tp_ip.c index 7964993..2c48a3a 100644 --- a/net/l2tp/l2tp_ip.c +++ b/net/l2tp/l2tp_ip.c @@ -608,7 +608,7 @@ static struct inet_protosw l2tp_ip_protosw = { .ops = &l2tp_ip_ops, }; -static struct net_protocol l2tp_ip_protocol __read_mostly = { +static const struct net_protocol l2tp_ip_protocol = { .handler = l2tp_ip_recv, .netns_ok = 1, }; diff --git a/net/l2tp/l2tp_ip6.c b/net/l2tp/l2tp_ip6.c index 0ce9da9..c35ce35 100644 --- a/net/l2tp/l2tp_ip6.c +++ b/net/l2tp/l2tp_ip6.c @@ -759,7 +759,7 @@ static struct inet_protosw l2tp_ip6_protosw = { .ops = &l2tp_ip6_ops, }; -static struct inet6_protocol l2tp_ip6_protocol __read_mostly = { +static const struct inet6_protocol l2tp_ip6_protocol = { .handler = l2tp_ip6_recv, }; diff --git a/net/llc/llc_proc.c b/net/llc/llc_proc.c index 1a3c7e0..80f8b0c 100644 --- a/net/llc/llc_proc.c +++ b/net/llc/llc_proc.c @@ -247,7 +247,7 @@ int __init llc_proc_init(void) int rc = -ENOMEM; struct proc_dir_entry *p; - llc_proc_dir = proc_mkdir("llc", init_net.proc_net); + llc_proc_dir = proc_mkdir_restrict("llc", init_net.proc_net); if (!llc_proc_dir) goto out; diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 7a77a14..3b4a346 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -580,7 +580,7 @@ static int ieee80211_set_monitor_channel(struct wiphy *wiphy, ret = ieee80211_vif_use_channel(sdata, chandef, IEEE80211_CHANCTX_EXCLUSIVE); } - } else if (local->open_count == local->monitors) { + } else if (local_read(&local->open_count) == local->monitors) { local->_oper_chandef = *chandef; ieee80211_hw_config(local, 0); } @@ -3530,7 +3530,7 @@ static void ieee80211_mgmt_frame_register(struct wiphy *wiphy, else local->probe_req_reg--; - if (!local->open_count) + if (!local_read(&local->open_count)) break; ieee80211_queue_work(&local->hw, &local->reconfig_filter); @@ -3679,8 +3679,8 @@ static int ieee80211_cfg_get_channel(struct wiphy *wiphy, if (chanctx_conf) { *chandef = sdata->vif.bss_conf.chandef; ret = 0; - } else if (local->open_count > 0 && - local->open_count == local->monitors && + } else if (local_read(&local->open_count) > 0 && + local_read(&local->open_count) == local->monitors && sdata->vif.type == NL80211_IFTYPE_MONITOR) { if (local->use_chanctx) *chandef = local->monitor_chandef; diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 6e52659..74e7863 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -30,6 +30,7 @@ #include <net/ieee80211_radiotap.h> #include <net/cfg80211.h> #include <net/mac80211.h> +#include <asm/local.h> #include "key.h" #include "sta_info.h" #include "debug.h" @@ -1112,7 +1113,7 @@ struct ieee80211_local { /* also used to protect ampdu_ac_queue and amdpu_ac_stop_refcnt */ spinlock_t queue_stop_reason_lock; - int open_count; + local_t open_count; int monitors, cooked_mntrs; /* number of interfaces with corresponding FIF_ flags */ int fif_fcsfail, fif_plcpfail, fif_control, fif_other_bss, fif_pspoll, diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 6964fc6..4b98e06 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -550,7 +550,7 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up) break; } - if (local->open_count == 0) { + if (local_read(&local->open_count) == 0) { res = drv_start(local); if (res) goto err_del_bss; @@ -597,7 +597,7 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up) res = drv_add_interface(local, sdata); if (res) goto err_stop; - } else if (local->monitors == 0 && local->open_count == 0) { + } else if (local->monitors == 0 && local_read(&local->open_count) == 0) { res = ieee80211_add_virtual_monitor(local); if (res) goto err_stop; @@ -704,7 +704,7 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up) atomic_inc(&local->iff_allmultis); if (coming_up) - local->open_count++; + local_inc(&local->open_count); if (hw_reconf_flags) ieee80211_hw_config(local, hw_reconf_flags); @@ -742,7 +742,7 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up) err_del_interface: drv_remove_interface(local, sdata); err_stop: - if (!local->open_count) + if (!local_read(&local->open_count)) drv_stop(local); err_del_bss: sdata->bss = NULL; @@ -909,7 +909,7 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, } if (going_down) - local->open_count--; + local_dec(&local->open_count); switch (sdata->vif.type) { case NL80211_IFTYPE_AP_VLAN: @@ -978,7 +978,7 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, atomic_set(&sdata->txqs_len[txqi->txq.ac], 0); } - if (local->open_count == 0) + if (local_read(&local->open_count) == 0) ieee80211_clear_tx_pending(local); /* @@ -1021,7 +1021,7 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, if (cancel_scan) flush_delayed_work(&local->scan_work); - if (local->open_count == 0) { + if (local_read(&local->open_count) == 0) { ieee80211_stop_device(local); /* no reconfiguring after stop! */ @@ -1032,7 +1032,7 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, ieee80211_configure_filter(local); ieee80211_hw_config(local, hw_reconf_flags); - if (local->monitors == local->open_count) + if (local->monitors == local_read(&local->open_count)) ieee80211_add_virtual_monitor(local); } @@ -1892,8 +1892,8 @@ void ieee80211_remove_interfaces(struct ieee80211_local *local) */ cfg80211_shutdown_all_interfaces(local->hw.wiphy); - WARN(local->open_count, "%s: open count remains %d\n", - wiphy_name(local->hw.wiphy), local->open_count); + WARN(local_read(&local->open_count), "%s: open count remains %ld\n", + wiphy_name(local->hw.wiphy), local_read(&local->open_count)); mutex_lock(&local->iflist_mtx); list_for_each_entry_safe(sdata, tmp, &local->interfaces, list) { diff --git a/net/mac80211/main.c b/net/mac80211/main.c index ff79a13..fb6b111 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -172,7 +172,7 @@ int ieee80211_hw_config(struct ieee80211_local *local, u32 changed) changed &= ~(IEEE80211_CONF_CHANGE_CHANNEL | IEEE80211_CONF_CHANGE_POWER); - if (changed && local->open_count) { + if (changed && local_read(&local->open_count)) { ret = drv_config(local, changed); /* * Goal: diff --git a/net/mac80211/pm.c b/net/mac80211/pm.c index b676b9f..395dd95 100644 --- a/net/mac80211/pm.c +++ b/net/mac80211/pm.c @@ -12,7 +12,7 @@ int __ieee80211_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan) struct ieee80211_sub_if_data *sdata; struct sta_info *sta; - if (!local->open_count) + if (!local_read(&local->open_count)) goto suspend; ieee80211_scan_cancel(local); @@ -166,7 +166,7 @@ int __ieee80211_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan) WARN_ON(!list_empty(&local->chanctx_list)); /* stop hardware - this must stop RX */ - if (local->open_count) + if (local_read(&local->open_count)) ieee80211_stop_device(local); suspend: diff --git a/net/mac80211/rate.c b/net/mac80211/rate.c index 9ce8883..c334feb 100644 --- a/net/mac80211/rate.c +++ b/net/mac80211/rate.c @@ -898,7 +898,7 @@ int ieee80211_init_rate_ctrl_alg(struct ieee80211_local *local, ASSERT_RTNL(); - if (local->open_count) + if (local_read(&local->open_count)) return -EBUSY; if (ieee80211_hw_check(&local->hw, HAS_RATE_CONTROL)) { diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index 64f1936..01102b7 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -350,7 +350,7 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata, int size = sizeof(struct txq_info) + ALIGN(hw->txq_data_size, sizeof(void *)); - txq_data = kcalloc(ARRAY_SIZE(sta->sta.txq), size, gfp); + txq_data = kcalloc(size, ARRAY_SIZE(sta->sta.txq), gfp); if (!txq_data) goto free; diff --git a/net/mac80211/util.c b/net/mac80211/util.c index cd90ece..5848351 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -1719,7 +1719,7 @@ int ieee80211_reconfig(struct ieee80211_local *local) bool suspended = local->suspended; /* nothing to do if HW shouldn't run */ - if (!local->open_count) + if (!local_read(&local->open_count)) goto wake_up; #ifdef CONFIG_PM @@ -2000,7 +2000,7 @@ int ieee80211_reconfig(struct ieee80211_local *local) local->in_reconfig = false; barrier(); - if (local->monitors == local->open_count && local->monitors > 0) + if (local->monitors == local_read(&local->open_count) && local->monitors > 0) ieee80211_add_virtual_monitor(local); /* @@ -2055,7 +2055,7 @@ int ieee80211_reconfig(struct ieee80211_local *local) * If this is for hw restart things are still running. * We may want to change that later, however. */ - if (local->open_count && (!suspended || reconfig_due_to_wowlan)) + if (local_read(&local->open_count) && (!suspended || reconfig_due_to_wowlan)) drv_reconfig_complete(local, IEEE80211_RECONFIG_TYPE_RESTART); if (!suspended) @@ -2079,7 +2079,7 @@ int ieee80211_reconfig(struct ieee80211_local *local) flush_delayed_work(&local->scan_work); } - if (local->open_count && !reconfig_due_to_wowlan) + if (local_read(&local->open_count) && !reconfig_due_to_wowlan) drv_reconfig_complete(local, IEEE80211_RECONFIG_TYPE_SUSPEND); list_for_each_entry(sdata, &local->interfaces, list) { diff --git a/net/mpls/af_mpls.c b/net/mpls/af_mpls.c index bb185a2..417f388 100644 --- a/net/mpls/af_mpls.c +++ b/net/mpls/af_mpls.c @@ -563,7 +563,7 @@ static int mpls_dev_sysctl_register(struct net_device *dev, struct mpls_dev *mdev) { char path[sizeof("net/mpls/conf/") + IFNAMSIZ]; - struct ctl_table *table; + ctl_table_no_const *table; int i; table = kmemdup(&mpls_dev_table, sizeof(mpls_dev_table), GFP_KERNEL); @@ -1136,7 +1136,7 @@ static int mpls_platform_labels(struct ctl_table *table, int write, struct net *net = table->data; int platform_labels = net->mpls.platform_labels; int ret; - struct ctl_table tmp = { + ctl_table_no_const tmp = { .procname = table->procname, .data = &platform_labels, .maxlen = sizeof(int), @@ -1166,7 +1166,7 @@ static const struct ctl_table mpls_table[] = { static int mpls_net_init(struct net *net) { - struct ctl_table *table; + ctl_table_no_const *table; net->mpls.platform_labels = 0; net->mpls.platform_label = NULL; diff --git a/net/netfilter/Kconfig b/net/netfilter/Kconfig index 3e1b4ab..b354153 100644 --- a/net/netfilter/Kconfig +++ b/net/netfilter/Kconfig @@ -1127,6 +1127,16 @@ config NETFILTER_XT_MATCH_ESP To compile it as a module, choose M here. If unsure, say N. +config NETFILTER_XT_MATCH_GRADM + tristate '"gradm" match support' + depends on NETFILTER_XTABLES && NETFILTER_ADVANCED + depends on GRKERNSEC && !GRKERNSEC_NO_RBAC + ---help--- + The gradm match allows to match on grsecurity RBAC being enabled. + It is useful when iptables rules are applied early on bootup to + prevent connections to the machine (except from a trusted host) + while the RBAC system is disabled. + config NETFILTER_XT_MATCH_HASHLIMIT tristate '"hashlimit" match support' depends on IP6_NF_IPTABLES || IP6_NF_IPTABLES=n diff --git a/net/netfilter/Makefile b/net/netfilter/Makefile index 70d026d..c400590 100644 --- a/net/netfilter/Makefile +++ b/net/netfilter/Makefile @@ -140,6 +140,7 @@ obj-$(CONFIG_NETFILTER_XT_MATCH_DEVGROUP) += xt_devgroup.o obj-$(CONFIG_NETFILTER_XT_MATCH_DSCP) += xt_dscp.o obj-$(CONFIG_NETFILTER_XT_MATCH_ECN) += xt_ecn.o obj-$(CONFIG_NETFILTER_XT_MATCH_ESP) += xt_esp.o +obj-$(CONFIG_NETFILTER_XT_MATCH_GRADM) += xt_gradm.o obj-$(CONFIG_NETFILTER_XT_MATCH_HASHLIMIT) += xt_hashlimit.o obj-$(CONFIG_NETFILTER_XT_MATCH_HELPER) += xt_helper.o obj-$(CONFIG_NETFILTER_XT_MATCH_HL) += xt_hl.o diff --git a/net/netfilter/ipset/ip_set_core.c b/net/netfilter/ipset/ip_set_core.c index 338b404..839dcb0 100644 --- a/net/netfilter/ipset/ip_set_core.c +++ b/net/netfilter/ipset/ip_set_core.c @@ -1998,7 +1998,7 @@ done: return ret; } -static struct nf_sockopt_ops so_set __read_mostly = { +static struct nf_sockopt_ops so_set = { .pf = PF_INET, .get_optmin = SO_IP_SET, .get_optmax = SO_IP_SET + 1, diff --git a/net/netfilter/ipvs/ip_vs_conn.c b/net/netfilter/ipvs/ip_vs_conn.c index b0f7b62..0541842 100644 --- a/net/netfilter/ipvs/ip_vs_conn.c +++ b/net/netfilter/ipvs/ip_vs_conn.c @@ -572,7 +572,7 @@ ip_vs_bind_dest(struct ip_vs_conn *cp, struct ip_vs_dest *dest) /* Increase the refcnt counter of the dest */ ip_vs_dest_hold(dest); - conn_flags = atomic_read(&dest->conn_flags); + conn_flags = atomic_read_unchecked(&dest->conn_flags); if (cp->protocol != IPPROTO_UDP) conn_flags &= ~IP_VS_CONN_F_ONE_PACKET; flags = cp->flags; @@ -922,7 +922,7 @@ ip_vs_conn_new(const struct ip_vs_conn_param *p, int dest_af, cp->control = NULL; atomic_set(&cp->n_control, 0); - atomic_set(&cp->in_pkts, 0); + atomic_set_unchecked(&cp->in_pkts, 0); cp->packet_xmit = NULL; cp->app = NULL; @@ -1229,7 +1229,7 @@ static inline int todrop_entry(struct ip_vs_conn *cp) /* Don't drop the entry if its number of incoming packets is not located in [0, 8] */ - i = atomic_read(&cp->in_pkts); + i = atomic_read_unchecked(&cp->in_pkts); if (i > 8 || i < 0) return 0; if (!todrop_rate[i]) return 0; diff --git a/net/netfilter/ipvs/ip_vs_core.c b/net/netfilter/ipvs/ip_vs_core.c index 38fbc19..4272cb4 100644 --- a/net/netfilter/ipvs/ip_vs_core.c +++ b/net/netfilter/ipvs/ip_vs_core.c @@ -586,7 +586,7 @@ int ip_vs_leave(struct ip_vs_service *svc, struct sk_buff *skb, ret = cp->packet_xmit(skb, cp, pd->pp, iph); /* do not touch skb anymore */ - atomic_inc(&cp->in_pkts); + atomic_inc_unchecked(&cp->in_pkts); ip_vs_conn_put(cp); return ret; } @@ -1762,7 +1762,7 @@ ip_vs_in(unsigned int hooknum, struct sk_buff *skb, int af) if (cp->flags & IP_VS_CONN_F_ONE_PACKET) pkts = sysctl_sync_threshold(ipvs); else - pkts = atomic_add_return(1, &cp->in_pkts); + pkts = atomic_add_return_unchecked(1, &cp->in_pkts); if (ipvs->sync_state & IP_VS_STATE_MASTER) ip_vs_sync_conn(net, cp, pkts); diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c index 1a23e91..2c9dcf8 100644 --- a/net/netfilter/ipvs/ip_vs_ctl.c +++ b/net/netfilter/ipvs/ip_vs_ctl.c @@ -814,7 +814,7 @@ __ip_vs_update_dest(struct ip_vs_service *svc, struct ip_vs_dest *dest, */ ip_vs_rs_hash(ipvs, dest); } - atomic_set(&dest->conn_flags, conn_flags); + atomic_set_unchecked(&dest->conn_flags, conn_flags); /* bind the service */ old_svc = rcu_dereference_protected(dest->svc, 1); @@ -1694,7 +1694,7 @@ proc_do_sync_ports(struct ctl_table *table, int write, * align with netns init in ip_vs_control_net_init() */ -static struct ctl_table vs_vars[] = { +static ctl_table_no_const vs_vars[] __read_only = { { .procname = "amemthresh", .maxlen = sizeof(int), @@ -2036,7 +2036,7 @@ static int ip_vs_info_seq_show(struct seq_file *seq, void *v) " %-7s %-6d %-10d %-10d\n", &dest->addr.in6, ntohs(dest->port), - ip_vs_fwd_name(atomic_read(&dest->conn_flags)), + ip_vs_fwd_name(atomic_read_unchecked(&dest->conn_flags)), atomic_read(&dest->weight), atomic_read(&dest->activeconns), atomic_read(&dest->inactconns)); @@ -2047,7 +2047,7 @@ static int ip_vs_info_seq_show(struct seq_file *seq, void *v) "%-7s %-6d %-10d %-10d\n", ntohl(dest->addr.ip), ntohs(dest->port), - ip_vs_fwd_name(atomic_read(&dest->conn_flags)), + ip_vs_fwd_name(atomic_read_unchecked(&dest->conn_flags)), atomic_read(&dest->weight), atomic_read(&dest->activeconns), atomic_read(&dest->inactconns)); @@ -2556,7 +2556,7 @@ __ip_vs_get_dest_entries(struct net *net, const struct ip_vs_get_dests *get, entry.addr = dest->addr.ip; entry.port = dest->port; - entry.conn_flags = atomic_read(&dest->conn_flags); + entry.conn_flags = atomic_read_unchecked(&dest->conn_flags); entry.weight = atomic_read(&dest->weight); entry.u_threshold = dest->u_threshold; entry.l_threshold = dest->l_threshold; @@ -3136,7 +3136,7 @@ static int ip_vs_genl_fill_dest(struct sk_buff *skb, struct ip_vs_dest *dest) if (nla_put(skb, IPVS_DEST_ATTR_ADDR, sizeof(dest->addr), &dest->addr) || nla_put_be16(skb, IPVS_DEST_ATTR_PORT, dest->port) || nla_put_u32(skb, IPVS_DEST_ATTR_FWD_METHOD, - (atomic_read(&dest->conn_flags) & + (atomic_read_unchecked(&dest->conn_flags) & IP_VS_CONN_F_FWD_MASK)) || nla_put_u32(skb, IPVS_DEST_ATTR_WEIGHT, atomic_read(&dest->weight)) || @@ -3836,7 +3836,7 @@ static int __net_init ip_vs_control_net_init_sysctl(struct net *net) { int idx; struct netns_ipvs *ipvs = net_ipvs(net); - struct ctl_table *tbl; + ctl_table_no_const *tbl; atomic_set(&ipvs->dropentry, 0); spin_lock_init(&ipvs->dropentry_lock); diff --git a/net/netfilter/ipvs/ip_vs_lblc.c b/net/netfilter/ipvs/ip_vs_lblc.c index 127f140..553d652 100644 --- a/net/netfilter/ipvs/ip_vs_lblc.c +++ b/net/netfilter/ipvs/ip_vs_lblc.c @@ -118,7 +118,7 @@ struct ip_vs_lblc_table { * IPVS LBLC sysctl table */ #ifdef CONFIG_SYSCTL -static struct ctl_table vs_vars_table[] = { +static ctl_table_no_const vs_vars_table[] __read_only = { { .procname = "lblc_expiration", .data = NULL, diff --git a/net/netfilter/ipvs/ip_vs_lblcr.c b/net/netfilter/ipvs/ip_vs_lblcr.c index 2229d2d..b32b785 100644 --- a/net/netfilter/ipvs/ip_vs_lblcr.c +++ b/net/netfilter/ipvs/ip_vs_lblcr.c @@ -289,7 +289,7 @@ struct ip_vs_lblcr_table { * IPVS LBLCR sysctl table */ -static struct ctl_table vs_vars_table[] = { +static ctl_table_no_const vs_vars_table[] __read_only = { { .procname = "lblcr_expiration", .data = NULL, diff --git a/net/netfilter/ipvs/ip_vs_sync.c b/net/netfilter/ipvs/ip_vs_sync.c index 43f1409..4959846 100644 --- a/net/netfilter/ipvs/ip_vs_sync.c +++ b/net/netfilter/ipvs/ip_vs_sync.c @@ -612,7 +612,7 @@ static void ip_vs_sync_conn_v0(struct net *net, struct ip_vs_conn *cp, cp = cp->control; if (cp) { if (cp->flags & IP_VS_CONN_F_TEMPLATE) - pkts = atomic_add_return(1, &cp->in_pkts); + pkts = atomic_add_return_unchecked(1, &cp->in_pkts); else pkts = sysctl_sync_threshold(ipvs); ip_vs_sync_conn(net, cp, pkts); @@ -774,7 +774,7 @@ control: if (!cp) return; if (cp->flags & IP_VS_CONN_F_TEMPLATE) - pkts = atomic_add_return(1, &cp->in_pkts); + pkts = atomic_add_return_unchecked(1, &cp->in_pkts); else pkts = sysctl_sync_threshold(ipvs); goto sloop; @@ -922,7 +922,7 @@ static void ip_vs_proc_conn(struct net *net, struct ip_vs_conn_param *param, if (opt) memcpy(&cp->in_seq, opt, sizeof(*opt)); - atomic_set(&cp->in_pkts, sysctl_sync_threshold(ipvs)); + atomic_set_unchecked(&cp->in_pkts, sysctl_sync_threshold(ipvs)); cp->state = state; cp->old_state = cp->state; /* diff --git a/net/netfilter/ipvs/ip_vs_xmit.c b/net/netfilter/ipvs/ip_vs_xmit.c index 258a0b0..2082f50 100644 --- a/net/netfilter/ipvs/ip_vs_xmit.c +++ b/net/netfilter/ipvs/ip_vs_xmit.c @@ -1259,7 +1259,7 @@ ip_vs_icmp_xmit(struct sk_buff *skb, struct ip_vs_conn *cp, else rc = NF_ACCEPT; /* do not touch skb anymore */ - atomic_inc(&cp->in_pkts); + atomic_inc_unchecked(&cp->in_pkts); goto out; } @@ -1352,7 +1352,7 @@ ip_vs_icmp_xmit_v6(struct sk_buff *skb, struct ip_vs_conn *cp, else rc = NF_ACCEPT; /* do not touch skb anymore */ - atomic_inc(&cp->in_pkts); + atomic_inc_unchecked(&cp->in_pkts); goto out; } diff --git a/net/netfilter/nf_conntrack_acct.c b/net/netfilter/nf_conntrack_acct.c index 45da11a..ef3e5dc 100644 --- a/net/netfilter/nf_conntrack_acct.c +++ b/net/netfilter/nf_conntrack_acct.c @@ -64,7 +64,7 @@ static struct nf_ct_ext_type acct_extend __read_mostly = { #ifdef CONFIG_SYSCTL static int nf_conntrack_acct_init_sysctl(struct net *net) { - struct ctl_table *table; + ctl_table_no_const *table; table = kmemdup(acct_sysctl_table, sizeof(acct_sysctl_table), GFP_KERNEL); diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c index c09d6c7..360b90c 100644 --- a/net/netfilter/nf_conntrack_core.c +++ b/net/netfilter/nf_conntrack_core.c @@ -1749,6 +1749,10 @@ void nf_conntrack_init_end(void) #define DYING_NULLS_VAL ((1<<30)+1) #define TEMPLATE_NULLS_VAL ((1<<30)+2) +#ifdef CONFIG_GRKERNSEC_HIDESYM +static atomic_unchecked_t conntrack_cache_id = ATOMIC_INIT(0); +#endif + int nf_conntrack_init_net(struct net *net) { int ret = -ENOMEM; @@ -1773,7 +1777,11 @@ int nf_conntrack_init_net(struct net *net) if (!net->ct.stat) goto err_pcpu_lists; +#ifdef CONFIG_GRKERNSEC_HIDESYM + net->ct.slabname = kasprintf(GFP_KERNEL, "nf_conntrack_%08x", atomic_inc_return_unchecked(&conntrack_cache_id)); +#else net->ct.slabname = kasprintf(GFP_KERNEL, "nf_conntrack_%p", net); +#endif if (!net->ct.slabname) goto err_slabname; diff --git a/net/netfilter/nf_conntrack_ecache.c b/net/netfilter/nf_conntrack_ecache.c index 4e78c57..ec8fb74 100644 --- a/net/netfilter/nf_conntrack_ecache.c +++ b/net/netfilter/nf_conntrack_ecache.c @@ -264,7 +264,7 @@ static struct nf_ct_ext_type event_extend __read_mostly = { #ifdef CONFIG_SYSCTL static int nf_conntrack_event_init_sysctl(struct net *net) { - struct ctl_table *table; + ctl_table_no_const *table; table = kmemdup(event_sysctl_table, sizeof(event_sysctl_table), GFP_KERNEL); diff --git a/net/netfilter/nf_conntrack_helper.c b/net/netfilter/nf_conntrack_helper.c index bd9d315..989947e 100644 --- a/net/netfilter/nf_conntrack_helper.c +++ b/net/netfilter/nf_conntrack_helper.c @@ -57,7 +57,7 @@ static struct ctl_table helper_sysctl_table[] = { static int nf_conntrack_helper_init_sysctl(struct net *net) { - struct ctl_table *table; + ctl_table_no_const *table; table = kmemdup(helper_sysctl_table, sizeof(helper_sysctl_table), GFP_KERNEL); diff --git a/net/netfilter/nf_conntrack_proto.c b/net/netfilter/nf_conntrack_proto.c index b65d586..beec902 100644 --- a/net/netfilter/nf_conntrack_proto.c +++ b/net/netfilter/nf_conntrack_proto.c @@ -52,7 +52,7 @@ nf_ct_register_sysctl(struct net *net, static void nf_ct_unregister_sysctl(struct ctl_table_header **header, - struct ctl_table **table, + ctl_table_no_const **table, unsigned int users) { if (users > 0) diff --git a/net/netfilter/nf_conntrack_standalone.c b/net/netfilter/nf_conntrack_standalone.c index 1fb3cac..a35219b 100644 --- a/net/netfilter/nf_conntrack_standalone.c +++ b/net/netfilter/nf_conntrack_standalone.c @@ -497,7 +497,7 @@ static struct ctl_table nf_ct_netfilter_table[] = { static int nf_conntrack_standalone_init_sysctl(struct net *net) { - struct ctl_table *table; + ctl_table_no_const *table; table = kmemdup(nf_ct_sysctl_table, sizeof(nf_ct_sysctl_table), GFP_KERNEL); diff --git a/net/netfilter/nf_conntrack_timestamp.c b/net/netfilter/nf_conntrack_timestamp.c index 7a394df..bd91a8a 100644 --- a/net/netfilter/nf_conntrack_timestamp.c +++ b/net/netfilter/nf_conntrack_timestamp.c @@ -42,7 +42,7 @@ static struct nf_ct_ext_type tstamp_extend __read_mostly = { #ifdef CONFIG_SYSCTL static int nf_conntrack_tstamp_init_sysctl(struct net *net) { - struct ctl_table *table; + ctl_table_no_const *table; table = kmemdup(tstamp_sysctl_table, sizeof(tstamp_sysctl_table), GFP_KERNEL); diff --git a/net/netfilter/nf_log.c b/net/netfilter/nf_log.c index a5d41df..1ff49be 100644 --- a/net/netfilter/nf_log.c +++ b/net/netfilter/nf_log.c @@ -391,7 +391,7 @@ static const struct file_operations nflog_file_ops = { #ifdef CONFIG_SYSCTL static char nf_log_sysctl_fnames[NFPROTO_NUMPROTO-NFPROTO_UNSPEC][3]; -static struct ctl_table nf_log_sysctl_table[NFPROTO_NUMPROTO+1]; +static ctl_table_no_const nf_log_sysctl_table[NFPROTO_NUMPROTO+1] __read_only; static int nf_log_proc_dostring(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos) @@ -422,13 +422,15 @@ static int nf_log_proc_dostring(struct ctl_table *table, int write, rcu_assign_pointer(net->nf.nf_loggers[tindex], logger); mutex_unlock(&nf_log_mutex); } else { + ctl_table_no_const nf_log_table = *table; + mutex_lock(&nf_log_mutex); logger = nft_log_dereference(net->nf.nf_loggers[tindex]); if (!logger) - table->data = "NONE"; + nf_log_table.data = "NONE"; else - table->data = logger->name; - r = proc_dostring(table, write, buffer, lenp, ppos); + nf_log_table.data = logger->name; + r = proc_dostring(&nf_log_table, write, buffer, lenp, ppos); mutex_unlock(&nf_log_mutex); } diff --git a/net/netfilter/nf_sockopt.c b/net/netfilter/nf_sockopt.c index c68c1e5..8b5d670 100644 --- a/net/netfilter/nf_sockopt.c +++ b/net/netfilter/nf_sockopt.c @@ -43,7 +43,7 @@ int nf_register_sockopt(struct nf_sockopt_ops *reg) } } - list_add(®->list, &nf_sockopts); + pax_list_add((struct list_head *)®->list, &nf_sockopts); out: mutex_unlock(&nf_sockopt_mutex); return ret; @@ -53,7 +53,7 @@ EXPORT_SYMBOL(nf_register_sockopt); void nf_unregister_sockopt(struct nf_sockopt_ops *reg) { mutex_lock(&nf_sockopt_mutex); - list_del(®->list); + pax_list_del((struct list_head *)®->list); mutex_unlock(&nf_sockopt_mutex); } EXPORT_SYMBOL(nf_unregister_sockopt); diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c index 4670821..a6c3c47d 100644 --- a/net/netfilter/nfnetlink_log.c +++ b/net/netfilter/nfnetlink_log.c @@ -84,7 +84,7 @@ static int nfnl_log_net_id __read_mostly; struct nfnl_log_net { spinlock_t instances_lock; struct hlist_head instance_table[INSTANCE_BUCKETS]; - atomic_t global_seq; + atomic_unchecked_t global_seq; }; static struct nfnl_log_net *nfnl_log_pernet(struct net *net) @@ -572,7 +572,7 @@ __build_packet_message(struct nfnl_log_net *log, /* global sequence number */ if ((inst->flags & NFULNL_CFG_F_SEQ_GLOBAL) && nla_put_be32(inst->skb, NFULA_SEQ_GLOBAL, - htonl(atomic_inc_return(&log->global_seq)))) + htonl(atomic_inc_return_unchecked(&log->global_seq)))) goto nla_put_failure; if (data_len) { diff --git a/net/netfilter/nft_compat.c b/net/netfilter/nft_compat.c index 9c8fab0..5080c7c 100644 --- a/net/netfilter/nft_compat.c +++ b/net/netfilter/nft_compat.c @@ -322,14 +322,7 @@ static void nft_match_eval(const struct nft_expr *expr, return; } - switch (ret ? 1 : 0) { - case 1: - regs->verdict.code = NFT_CONTINUE; - break; - case 0: - regs->verdict.code = NFT_BREAK; - break; - } + regs->verdict.code = ret ? NFT_CONTINUE : NFT_BREAK; } static const struct nla_policy nft_match_policy[NFTA_MATCH_MAX + 1] = { diff --git a/net/netfilter/xt_gradm.c b/net/netfilter/xt_gradm.c new file mode 100644 index 0000000..a7cb915 --- /dev/null +++ b/net/netfilter/xt_gradm.c @@ -0,0 +1,51 @@ +/* + * gradm match for netfilter + * Copyright (c) Zbigniew Krzystolik, 2010 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License; either version + * 2 or 3 as published by the Free Software Foundation. + */ +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/skbuff.h> +#include <linux/netfilter/x_tables.h> +#include <linux/grsecurity.h> +#include <linux/netfilter/xt_gradm.h> + +static bool +gradm_mt(const struct sk_buff *skb, struct xt_action_param *par) +{ + const struct xt_gradm_mtinfo *info = par->matchinfo; + bool retval = false; + if (gr_acl_is_enabled()) + retval = true; + return retval ^ info->invflags; +} + +static struct xt_match gradm_mt_reg __read_mostly = { + .name = "gradm", + .revision = 0, + .family = NFPROTO_UNSPEC, + .match = gradm_mt, + .matchsize = XT_ALIGN(sizeof(struct xt_gradm_mtinfo)), + .me = THIS_MODULE, +}; + +static int __init gradm_mt_init(void) +{ + return xt_register_match(&gradm_mt_reg); +} + +static void __exit gradm_mt_exit(void) +{ + xt_unregister_match(&gradm_mt_reg); +} + +module_init(gradm_mt_init); +module_exit(gradm_mt_exit); +MODULE_AUTHOR("Zbigniew Krzystolik <zbyniu@destrukcja.pl>"); +MODULE_DESCRIPTION("Xtables: Grsecurity RBAC match"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("ipt_gradm"); +MODULE_ALIAS("ip6t_gradm"); diff --git a/net/netfilter/xt_hashlimit.c b/net/netfilter/xt_hashlimit.c index 1786968..1ec6dac 100644 --- a/net/netfilter/xt_hashlimit.c +++ b/net/netfilter/xt_hashlimit.c @@ -869,11 +869,11 @@ static int __net_init hashlimit_proc_net_init(struct net *net) { struct hashlimit_net *hashlimit_net = hashlimit_pernet(net); - hashlimit_net->ipt_hashlimit = proc_mkdir("ipt_hashlimit", net->proc_net); + hashlimit_net->ipt_hashlimit = proc_mkdir_restrict("ipt_hashlimit", net->proc_net); if (!hashlimit_net->ipt_hashlimit) return -ENOMEM; #if IS_ENABLED(CONFIG_IP6_NF_IPTABLES) - hashlimit_net->ip6t_hashlimit = proc_mkdir("ip6t_hashlimit", net->proc_net); + hashlimit_net->ip6t_hashlimit = proc_mkdir_restrict("ip6t_hashlimit", net->proc_net); if (!hashlimit_net->ip6t_hashlimit) { remove_proc_entry("ipt_hashlimit", net->proc_net); return -ENOMEM; diff --git a/net/netfilter/xt_recent.c b/net/netfilter/xt_recent.c index 45e1b30..a764f94 100644 --- a/net/netfilter/xt_recent.c +++ b/net/netfilter/xt_recent.c @@ -642,7 +642,7 @@ static int __net_init recent_proc_net_init(struct net *net) { struct recent_net *recent_net = recent_pernet(net); - recent_net->xt_recent = proc_mkdir("xt_recent", net->proc_net); + recent_net->xt_recent = proc_mkdir_restrict("xt_recent", net->proc_net); if (!recent_net->xt_recent) return -ENOMEM; return 0; diff --git a/net/netfilter/xt_statistic.c b/net/netfilter/xt_statistic.c index 11de55e..f25e448 100644 --- a/net/netfilter/xt_statistic.c +++ b/net/netfilter/xt_statistic.c @@ -19,7 +19,7 @@ #include <linux/module.h> struct xt_statistic_priv { - atomic_t count; + atomic_unchecked_t count; } ____cacheline_aligned_in_smp; MODULE_LICENSE("GPL"); @@ -42,9 +42,9 @@ statistic_mt(const struct sk_buff *skb, struct xt_action_param *par) break; case XT_STATISTIC_MODE_NTH: do { - oval = atomic_read(&info->master->count); + oval = atomic_read_unchecked(&info->master->count); nval = (oval == info->u.nth.every) ? 0 : oval + 1; - } while (atomic_cmpxchg(&info->master->count, oval, nval) != oval); + } while (atomic_cmpxchg_unchecked(&info->master->count, oval, nval) != oval); if (nval == 0) ret = !ret; break; @@ -64,7 +64,7 @@ static int statistic_mt_check(const struct xt_mtchk_param *par) info->master = kzalloc(sizeof(*info->master), GFP_KERNEL); if (info->master == NULL) return -ENOMEM; - atomic_set(&info->master->count, info->u.nth.count); + atomic_set_unchecked(&info->master->count, info->u.nth.count); return 0; } diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index fafe33b..8896912 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -287,7 +287,7 @@ static void netlink_overrun(struct sock *sk) sk->sk_error_report(sk); } } - atomic_inc(&sk->sk_drops); + atomic_inc_unchecked(&sk->sk_drops); } static void netlink_rcv_wake(struct sock *sk) @@ -3183,7 +3183,7 @@ static int netlink_seq_show(struct seq_file *seq, void *v) sk_wmem_alloc_get(s), nlk->cb_running, atomic_read(&s->sk_refcnt), - atomic_read(&s->sk_drops), + atomic_read_unchecked(&s->sk_drops), sock_i_ino(s) ); diff --git a/net/openvswitch/vport-internal_dev.c b/net/openvswitch/vport-internal_dev.c index b393412..3b2f7eb 100644 --- a/net/openvswitch/vport-internal_dev.c +++ b/net/openvswitch/vport-internal_dev.c @@ -147,7 +147,7 @@ static const struct net_device_ops internal_dev_netdev_ops = { .ndo_get_stats64 = internal_get_stats, }; -static struct rtnl_link_ops internal_dev_link_ops __read_mostly = { +static struct rtnl_link_ops internal_dev_link_ops = { .kind = "openvswitch", }; diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 4695a36..b0b92d0 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -278,7 +278,7 @@ static int packet_direct_xmit(struct sk_buff *skb) return ret; drop: - atomic_long_inc(&dev->tx_dropped); + atomic_long_inc_unchecked(&dev->tx_dropped); kfree_skb(skb); return NET_XMIT_DROP; } @@ -2071,7 +2071,7 @@ static int packet_rcv(struct sk_buff *skb, struct net_device *dev, drop_n_acct: spin_lock(&sk->sk_receive_queue.lock); po->stats.stats1.tp_drops++; - atomic_inc(&sk->sk_drops); + atomic_inc_unchecked(&sk->sk_drops); spin_unlock(&sk->sk_receive_queue.lock); drop_n_restore: @@ -3762,7 +3762,7 @@ static int packet_getsockopt(struct socket *sock, int level, int optname, case PACKET_HDRLEN: if (len > sizeof(int)) len = sizeof(int); - if (copy_from_user(&val, optval, len)) + if (len > sizeof(val) || copy_from_user(&val, optval, len)) return -EFAULT; switch (val) { case TPACKET_V1: @@ -3817,7 +3817,7 @@ static int packet_getsockopt(struct socket *sock, int level, int optname, len = lv; if (put_user(len, optlen)) return -EFAULT; - if (copy_to_user(optval, data, len)) + if (len > sizeof(st) || copy_to_user(optval, data, len)) return -EFAULT; return 0; } diff --git a/net/phonet/pep.c b/net/phonet/pep.c index 850a86c..8884a37 100644 --- a/net/phonet/pep.c +++ b/net/phonet/pep.c @@ -388,7 +388,7 @@ static int pipe_do_rcv(struct sock *sk, struct sk_buff *skb) case PNS_PEP_CTRL_REQ: if (skb_queue_len(&pn->ctrlreq_queue) >= PNPIPE_CTRLREQ_MAX) { - atomic_inc(&sk->sk_drops); + atomic_inc_unchecked(&sk->sk_drops); break; } __skb_pull(skb, 4); @@ -409,7 +409,7 @@ static int pipe_do_rcv(struct sock *sk, struct sk_buff *skb) } if (pn->rx_credits == 0) { - atomic_inc(&sk->sk_drops); + atomic_inc_unchecked(&sk->sk_drops); err = -ENOBUFS; break; } @@ -579,7 +579,7 @@ static int pipe_handler_do_rcv(struct sock *sk, struct sk_buff *skb) } if (pn->rx_credits == 0) { - atomic_inc(&sk->sk_drops); + atomic_inc_unchecked(&sk->sk_drops); err = NET_RX_DROP; break; } diff --git a/net/phonet/socket.c b/net/phonet/socket.c index d575ef4..1dedc31 100644 --- a/net/phonet/socket.c +++ b/net/phonet/socket.c @@ -611,7 +611,7 @@ static int pn_sock_seq_show(struct seq_file *seq, void *v) from_kuid_munged(seq_user_ns(seq), sock_i_uid(sk)), sock_i_ino(sk), atomic_read(&sk->sk_refcnt), sk, - atomic_read(&sk->sk_drops)); + atomic_read_unchecked(&sk->sk_drops)); } seq_pad(seq, '\n'); return 0; diff --git a/net/phonet/sysctl.c b/net/phonet/sysctl.c index c02a8c4..3c5b600 100644 --- a/net/phonet/sysctl.c +++ b/net/phonet/sysctl.c @@ -67,7 +67,7 @@ static int proc_local_port_range(struct ctl_table *table, int write, { int ret; int range[2] = {local_port_range[0], local_port_range[1]}; - struct ctl_table tmp = { + ctl_table_no_const tmp = { .data = &range, .maxlen = sizeof(range), .mode = table->mode, diff --git a/net/rds/cong.c b/net/rds/cong.c index e6144b8..4f9fda6 100644 --- a/net/rds/cong.c +++ b/net/rds/cong.c @@ -78,7 +78,7 @@ * finds that the saved generation number is smaller than the global generation * number, it wakes up the process. */ -static atomic_t rds_cong_generation = ATOMIC_INIT(0); +static atomic_unchecked_t rds_cong_generation = ATOMIC_INIT(0); /* * Congestion monitoring @@ -247,7 +247,7 @@ void rds_cong_map_updated(struct rds_cong_map *map, uint64_t portmask) rdsdebug("waking map %p for %pI4\n", map, &map->m_addr); rds_stats_inc(s_cong_update_received); - atomic_inc(&rds_cong_generation); + atomic_inc_unchecked(&rds_cong_generation); if (waitqueue_active(&map->m_waitq)) wake_up(&map->m_waitq); if (waitqueue_active(&rds_poll_waitq)) @@ -273,7 +273,7 @@ EXPORT_SYMBOL_GPL(rds_cong_map_updated); int rds_cong_updated_since(unsigned long *recent) { - unsigned long gen = atomic_read(&rds_cong_generation); + unsigned long gen = atomic_read_unchecked(&rds_cong_generation); if (likely(*recent == gen)) return 0; diff --git a/net/rds/ib.h b/net/rds/ib.h index aae60fd..aba6db3 100644 --- a/net/rds/ib.h +++ b/net/rds/ib.h @@ -127,7 +127,7 @@ struct rds_ib_connection { /* sending acks */ unsigned long i_ack_flags; #ifdef KERNEL_HAS_ATOMIC64 - atomic64_t i_ack_next; /* next ACK to send */ + atomic64_unchecked_t i_ack_next; /* next ACK to send */ #else spinlock_t i_ack_lock; /* protect i_ack_next */ u64 i_ack_next; /* next ACK to send */ diff --git a/net/rds/ib_cm.c b/net/rds/ib_cm.c index 9043f5c..a9b6127 100644 --- a/net/rds/ib_cm.c +++ b/net/rds/ib_cm.c @@ -701,7 +701,7 @@ void rds_ib_conn_shutdown(struct rds_connection *conn) /* Clear the ACK state */ clear_bit(IB_ACK_IN_FLIGHT, &ic->i_ack_flags); #ifdef KERNEL_HAS_ATOMIC64 - atomic64_set(&ic->i_ack_next, 0); + atomic64_set_unchecked(&ic->i_ack_next, 0); #else ic->i_ack_next = 0; #endif diff --git a/net/rds/ib_recv.c b/net/rds/ib_recv.c index f43831e..4e09c4c 100644 --- a/net/rds/ib_recv.c +++ b/net/rds/ib_recv.c @@ -625,7 +625,7 @@ static u64 rds_ib_get_ack(struct rds_ib_connection *ic) static void rds_ib_set_ack(struct rds_ib_connection *ic, u64 seq, int ack_required) { - atomic64_set(&ic->i_ack_next, seq); + atomic64_set_unchecked(&ic->i_ack_next, seq); if (ack_required) { smp_mb__before_atomic(); set_bit(IB_ACK_REQUESTED, &ic->i_ack_flags); @@ -637,7 +637,7 @@ static u64 rds_ib_get_ack(struct rds_ib_connection *ic) clear_bit(IB_ACK_REQUESTED, &ic->i_ack_flags); smp_mb__after_atomic(); - return atomic64_read(&ic->i_ack_next); + return atomic64_read_unchecked(&ic->i_ack_next); } #endif diff --git a/net/rds/iw.h b/net/rds/iw.h index cbe6674..dc9eb89 100644 --- a/net/rds/iw.h +++ b/net/rds/iw.h @@ -134,7 +134,7 @@ struct rds_iw_connection { /* sending acks */ unsigned long i_ack_flags; #ifdef KERNEL_HAS_ATOMIC64 - atomic64_t i_ack_next; /* next ACK to send */ + atomic64_unchecked_t i_ack_next; /* next ACK to send */ #else spinlock_t i_ack_lock; /* protect i_ack_next */ u64 i_ack_next; /* next ACK to send */ diff --git a/net/rds/iw_cm.c b/net/rds/iw_cm.c index a6553a6..a6c6f87 100644 --- a/net/rds/iw_cm.c +++ b/net/rds/iw_cm.c @@ -667,7 +667,7 @@ void rds_iw_conn_shutdown(struct rds_connection *conn) /* Clear the ACK state */ clear_bit(IB_ACK_IN_FLIGHT, &ic->i_ack_flags); #ifdef KERNEL_HAS_ATOMIC64 - atomic64_set(&ic->i_ack_next, 0); + atomic64_set_unchecked(&ic->i_ack_next, 0); #else ic->i_ack_next = 0; #endif diff --git a/net/rds/iw_recv.c b/net/rds/iw_recv.c index a66d179..cf1e258 100644 --- a/net/rds/iw_recv.c +++ b/net/rds/iw_recv.c @@ -412,7 +412,7 @@ static u64 rds_iw_get_ack(struct rds_iw_connection *ic) static void rds_iw_set_ack(struct rds_iw_connection *ic, u64 seq, int ack_required) { - atomic64_set(&ic->i_ack_next, seq); + atomic64_set_unchecked(&ic->i_ack_next, seq); if (ack_required) { smp_mb__before_atomic(); set_bit(IB_ACK_REQUESTED, &ic->i_ack_flags); @@ -424,7 +424,7 @@ static u64 rds_iw_get_ack(struct rds_iw_connection *ic) clear_bit(IB_ACK_REQUESTED, &ic->i_ack_flags); smp_mb__after_atomic(); - return atomic64_read(&ic->i_ack_next); + return atomic64_read_unchecked(&ic->i_ack_next); } #endif diff --git a/net/rds/rds.h b/net/rds/rds.h index afb4048..daac0e0 100644 --- a/net/rds/rds.h +++ b/net/rds/rds.h @@ -460,7 +460,7 @@ struct rds_transport { void (*sync_mr)(void *trans_private, int direction); void (*free_mr)(void *trans_private, int invalidate); void (*flush_mrs)(void); -}; +} __do_const; struct rds_sock { struct sock rs_sk; diff --git a/net/rds/tcp.c b/net/rds/tcp.c index c42b60b..edad120 100644 --- a/net/rds/tcp.c +++ b/net/rds/tcp.c @@ -62,7 +62,7 @@ void rds_tcp_nonagle(struct socket *sock) int val = 1; set_fs(KERNEL_DS); - sock->ops->setsockopt(sock, SOL_TCP, TCP_NODELAY, (char __user *)&val, + sock->ops->setsockopt(sock, SOL_TCP, TCP_NODELAY, (char __force_user *)&val, sizeof(val)); set_fs(oldfs); } diff --git a/net/rds/tcp_send.c b/net/rds/tcp_send.c index 53b17ca..45463e7 100644 --- a/net/rds/tcp_send.c +++ b/net/rds/tcp_send.c @@ -43,7 +43,7 @@ static void rds_tcp_cork(struct socket *sock, int val) oldfs = get_fs(); set_fs(KERNEL_DS); - sock->ops->setsockopt(sock, SOL_TCP, TCP_CORK, (char __user *)&val, + sock->ops->setsockopt(sock, SOL_TCP, TCP_CORK, (char __force_user *)&val, sizeof(val)); set_fs(oldfs); } diff --git a/net/rxrpc/af_rxrpc.c b/net/rxrpc/af_rxrpc.c index 25d60ed..ec9ae2c 100644 --- a/net/rxrpc/af_rxrpc.c +++ b/net/rxrpc/af_rxrpc.c @@ -40,7 +40,7 @@ static const struct proto_ops rxrpc_rpc_ops; __be32 rxrpc_epoch; /* current debugging ID */ -atomic_t rxrpc_debug_id; +atomic_unchecked_t rxrpc_debug_id; /* count of skbs currently in use */ atomic_t rxrpc_n_skbs; diff --git a/net/rxrpc/ar-ack.c b/net/rxrpc/ar-ack.c index e0547f5..a171f7a 100644 --- a/net/rxrpc/ar-ack.c +++ b/net/rxrpc/ar-ack.c @@ -224,7 +224,7 @@ static void rxrpc_resend(struct rxrpc_call *call) _enter("{%d,%d,%d,%d},", call->acks_hard, call->acks_unacked, - atomic_read(&call->sequence), + atomic_read_unchecked(&call->sequence), CIRC_CNT(call->acks_head, call->acks_tail, call->acks_winsz)); stop = false; @@ -248,7 +248,7 @@ static void rxrpc_resend(struct rxrpc_call *call) /* each Tx packet has a new serial number */ sp->hdr.serial = - htonl(atomic_inc_return(&call->conn->serial)); + htonl(atomic_inc_return_unchecked(&call->conn->serial)); hdr = (struct rxrpc_header *) txb->head; hdr->serial = sp->hdr.serial; @@ -452,7 +452,7 @@ static void rxrpc_rotate_tx_window(struct rxrpc_call *call, u32 hard) */ static void rxrpc_clear_tx_window(struct rxrpc_call *call) { - rxrpc_rotate_tx_window(call, atomic_read(&call->sequence)); + rxrpc_rotate_tx_window(call, atomic_read_unchecked(&call->sequence)); } /* @@ -678,7 +678,7 @@ process_further: latest = ntohl(sp->hdr.serial); hard = ntohl(ack.firstPacket); - tx = atomic_read(&call->sequence); + tx = atomic_read_unchecked(&call->sequence); _proto("Rx ACK %%%u { m=%hu f=#%u p=#%u s=%%%u r=%s n=%u }", latest, @@ -1210,7 +1210,7 @@ void rxrpc_process_call(struct work_struct *work) goto maybe_reschedule; send_ACK_with_skew: - ack.maxSkew = htons(atomic_read(&call->conn->hi_serial) - + ack.maxSkew = htons(atomic_read_unchecked(&call->conn->hi_serial) - ntohl(ack.serial)); send_ACK: mtu = call->conn->trans->peer->if_mtu; @@ -1222,7 +1222,7 @@ send_ACK: ackinfo.rxMTU = htonl(rxrpc_rx_mtu); ackinfo.jumbo_max = htonl(rxrpc_rx_jumbo_max); - hdr.serial = htonl(atomic_inc_return(&call->conn->serial)); + hdr.serial = htonl(atomic_inc_return_unchecked(&call->conn->serial)); _proto("Tx ACK %%%u { m=%hu f=#%u p=#%u s=%%%u r=%s n=%u }", ntohl(hdr.serial), ntohs(ack.maxSkew), @@ -1240,7 +1240,7 @@ send_ACK: send_message: _debug("send message"); - hdr.serial = htonl(atomic_inc_return(&call->conn->serial)); + hdr.serial = htonl(atomic_inc_return_unchecked(&call->conn->serial)); _proto("Tx %s %%%u", rxrpc_pkts[hdr.type], ntohl(hdr.serial)); send_message_2: diff --git a/net/rxrpc/ar-call.c b/net/rxrpc/ar-call.c index a9e05db..194e793 100644 --- a/net/rxrpc/ar-call.c +++ b/net/rxrpc/ar-call.c @@ -232,7 +232,7 @@ static struct rxrpc_call *rxrpc_alloc_call(gfp_t gfp) spin_lock_init(&call->lock); rwlock_init(&call->state_lock); atomic_set(&call->usage, 1); - call->debug_id = atomic_inc_return(&rxrpc_debug_id); + call->debug_id = atomic_inc_return_unchecked(&rxrpc_debug_id); call->state = RXRPC_CALL_CLIENT_SEND_REQUEST; memset(&call->sock_node, 0xed, sizeof(call->sock_node)); diff --git a/net/rxrpc/ar-connection.c b/net/rxrpc/ar-connection.c index 6631f4f..bfdf056 100644 --- a/net/rxrpc/ar-connection.c +++ b/net/rxrpc/ar-connection.c @@ -210,7 +210,7 @@ static struct rxrpc_connection *rxrpc_alloc_connection(gfp_t gfp) rwlock_init(&conn->lock); spin_lock_init(&conn->state_lock); atomic_set(&conn->usage, 1); - conn->debug_id = atomic_inc_return(&rxrpc_debug_id); + conn->debug_id = atomic_inc_return_unchecked(&rxrpc_debug_id); conn->avail_calls = RXRPC_MAXCALLS; conn->size_align = 4; conn->header_size = sizeof(struct rxrpc_header); diff --git a/net/rxrpc/ar-connevent.c b/net/rxrpc/ar-connevent.c index e7ed43a..6afa140 100644 --- a/net/rxrpc/ar-connevent.c +++ b/net/rxrpc/ar-connevent.c @@ -109,7 +109,7 @@ static int rxrpc_abort_connection(struct rxrpc_connection *conn, len = iov[0].iov_len + iov[1].iov_len; - hdr.serial = htonl(atomic_inc_return(&conn->serial)); + hdr.serial = htonl(atomic_inc_return_unchecked(&conn->serial)); _proto("Tx CONN ABORT %%%u { %d }", ntohl(hdr.serial), abort_code); ret = kernel_sendmsg(conn->trans->local->socket, &msg, iov, 2, len); diff --git a/net/rxrpc/ar-input.c b/net/rxrpc/ar-input.c index 4505a69..fe73096 100644 --- a/net/rxrpc/ar-input.c +++ b/net/rxrpc/ar-input.c @@ -331,9 +331,9 @@ void rxrpc_fast_process_packet(struct rxrpc_call *call, struct sk_buff *skb) /* track the latest serial number on this connection for ACK packet * information */ serial = ntohl(sp->hdr.serial); - hi_serial = atomic_read(&call->conn->hi_serial); + hi_serial = atomic_read_unchecked(&call->conn->hi_serial); while (serial > hi_serial) - hi_serial = atomic_cmpxchg(&call->conn->hi_serial, hi_serial, + hi_serial = atomic_cmpxchg_unchecked(&call->conn->hi_serial, hi_serial, serial); /* request ACK generation for any ACK or DATA packet that requests diff --git a/net/rxrpc/ar-internal.h b/net/rxrpc/ar-internal.h index aef1bd2..97736c3 100644 --- a/net/rxrpc/ar-internal.h +++ b/net/rxrpc/ar-internal.h @@ -274,8 +274,8 @@ struct rxrpc_connection { int error; /* error code for local abort */ int debug_id; /* debug ID for printks */ unsigned int call_counter; /* call ID counter */ - atomic_t serial; /* packet serial number counter */ - atomic_t hi_serial; /* highest serial number received */ + atomic_unchecked_t serial; /* packet serial number counter */ + atomic_unchecked_t hi_serial; /* highest serial number received */ u8 avail_calls; /* number of calls available */ u8 size_align; /* data size alignment (for security) */ u8 header_size; /* rxrpc + security header size */ @@ -348,7 +348,7 @@ struct rxrpc_call { spinlock_t lock; rwlock_t state_lock; /* lock for state transition */ atomic_t usage; - atomic_t sequence; /* Tx data packet sequence counter */ + atomic_unchecked_t sequence; /* Tx data packet sequence counter */ u32 abort_code; /* local/remote abort code */ enum { /* current state of call */ RXRPC_CALL_CLIENT_SEND_REQUEST, /* - client sending request phase */ @@ -433,7 +433,7 @@ static inline void rxrpc_abort_call(struct rxrpc_call *call, u32 abort_code) */ extern atomic_t rxrpc_n_skbs; extern __be32 rxrpc_epoch; -extern atomic_t rxrpc_debug_id; +extern atomic_unchecked_t rxrpc_debug_id; extern struct workqueue_struct *rxrpc_workqueue; /* diff --git a/net/rxrpc/ar-local.c b/net/rxrpc/ar-local.c index 78483b4..b1c0e1e 100644 --- a/net/rxrpc/ar-local.c +++ b/net/rxrpc/ar-local.c @@ -53,7 +53,7 @@ struct rxrpc_local *rxrpc_alloc_local(struct sockaddr_rxrpc *srx) spin_lock_init(&local->lock); rwlock_init(&local->services_lock); atomic_set(&local->usage, 1); - local->debug_id = atomic_inc_return(&rxrpc_debug_id); + local->debug_id = atomic_inc_return_unchecked(&rxrpc_debug_id); memcpy(&local->srx, srx, sizeof(*srx)); } diff --git a/net/rxrpc/ar-output.c b/net/rxrpc/ar-output.c index c004280..ab1ed5a 100644 --- a/net/rxrpc/ar-output.c +++ b/net/rxrpc/ar-output.c @@ -648,14 +648,14 @@ static int rxrpc_send_data(struct rxrpc_sock *rx, memset(skb_put(skb, pad), 0, pad); } - seq = atomic_inc_return(&call->sequence); + seq = atomic_inc_return_unchecked(&call->sequence); sp->hdr.epoch = conn->epoch; sp->hdr.cid = call->cid; sp->hdr.callNumber = call->call_id; sp->hdr.seq = htonl(seq); sp->hdr.serial = - htonl(atomic_inc_return(&conn->serial)); + htonl(atomic_inc_return_unchecked(&conn->serial)); sp->hdr.type = RXRPC_PACKET_TYPE_DATA; sp->hdr.userStatus = 0; sp->hdr.securityIndex = conn->security_ix; diff --git a/net/rxrpc/ar-peer.c b/net/rxrpc/ar-peer.c index bebaa43..2644591 100644 --- a/net/rxrpc/ar-peer.c +++ b/net/rxrpc/ar-peer.c @@ -72,7 +72,7 @@ static struct rxrpc_peer *rxrpc_alloc_peer(struct sockaddr_rxrpc *srx, INIT_LIST_HEAD(&peer->error_targets); spin_lock_init(&peer->lock); atomic_set(&peer->usage, 1); - peer->debug_id = atomic_inc_return(&rxrpc_debug_id); + peer->debug_id = atomic_inc_return_unchecked(&rxrpc_debug_id); memcpy(&peer->srx, srx, sizeof(*srx)); rxrpc_assess_MTU_size(peer); diff --git a/net/rxrpc/ar-proc.c b/net/rxrpc/ar-proc.c index 38047f7..9f48511 100644 --- a/net/rxrpc/ar-proc.c +++ b/net/rxrpc/ar-proc.c @@ -164,8 +164,8 @@ static int rxrpc_connection_seq_show(struct seq_file *seq, void *v) atomic_read(&conn->usage), rxrpc_conn_states[conn->state], key_serial(conn->key), - atomic_read(&conn->serial), - atomic_read(&conn->hi_serial)); + atomic_read_unchecked(&conn->serial), + atomic_read_unchecked(&conn->hi_serial)); return 0; } diff --git a/net/rxrpc/ar-transport.c b/net/rxrpc/ar-transport.c index 1976dec..aa70be5 100644 --- a/net/rxrpc/ar-transport.c +++ b/net/rxrpc/ar-transport.c @@ -51,7 +51,7 @@ static struct rxrpc_transport *rxrpc_alloc_transport(struct rxrpc_local *local, spin_lock_init(&trans->client_lock); rwlock_init(&trans->conn_lock); atomic_set(&trans->usage, 1); - trans->debug_id = atomic_inc_return(&rxrpc_debug_id); + trans->debug_id = atomic_inc_return_unchecked(&rxrpc_debug_id); if (peer->srx.transport.family == AF_INET) { switch (peer->srx.transport_type) { diff --git a/net/rxrpc/rxkad.c b/net/rxrpc/rxkad.c index f226709..0e735a8 100644 --- a/net/rxrpc/rxkad.c +++ b/net/rxrpc/rxkad.c @@ -610,7 +610,7 @@ static int rxkad_issue_challenge(struct rxrpc_connection *conn) len = iov[0].iov_len + iov[1].iov_len; - hdr.serial = htonl(atomic_inc_return(&conn->serial)); + hdr.serial = htonl(atomic_inc_return_unchecked(&conn->serial)); _proto("Tx CHALLENGE %%%u", ntohl(hdr.serial)); ret = kernel_sendmsg(conn->trans->local->socket, &msg, iov, 2, len); @@ -660,7 +660,7 @@ static int rxkad_send_response(struct rxrpc_connection *conn, len = iov[0].iov_len + iov[1].iov_len + iov[2].iov_len; - hdr->serial = htonl(atomic_inc_return(&conn->serial)); + hdr->serial = htonl(atomic_inc_return_unchecked(&conn->serial)); _proto("Tx RESPONSE %%%u", ntohl(hdr->serial)); ret = kernel_sendmsg(conn->trans->local->socket, &msg, iov, 3, len); diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c index 7ec667d..b5c2cf2 100644 --- a/net/sched/sch_api.c +++ b/net/sched/sch_api.c @@ -950,7 +950,7 @@ qdisc_create(struct net_device *dev, struct netdev_queue *dev_queue, } lockdep_set_class(qdisc_lock(sch), &qdisc_tx_lock); if (!netif_is_multiqueue(dev)) - sch->flags |= TCQ_F_ONETXQUEUE | TCQ_F_NOPARENT; + sch->flags |= TCQ_F_ONETXQUEUE; } sch->handle = handle; diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c index e82a1ad..7def03d 100644 --- a/net/sched/sch_generic.c +++ b/net/sched/sch_generic.c @@ -349,7 +349,7 @@ void netif_carrier_on(struct net_device *dev) if (test_and_clear_bit(__LINK_STATE_NOCARRIER, &dev->state)) { if (dev->reg_state == NETREG_UNINITIALIZED) return; - atomic_inc(&dev->carrier_changes); + atomic_inc_unchecked(&dev->carrier_changes); linkwatch_fire_event(dev); if (netif_running(dev)) __netdev_watchdog_up(dev); @@ -368,7 +368,7 @@ void netif_carrier_off(struct net_device *dev) if (!test_and_set_bit(__LINK_STATE_NOCARRIER, &dev->state)) { if (dev->reg_state == NETREG_UNINITIALIZED) return; - atomic_inc(&dev->carrier_changes); + atomic_inc_unchecked(&dev->carrier_changes); linkwatch_fire_event(dev); } } diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c index e917d27..13e2a4c 100644 --- a/net/sctp/ipv6.c +++ b/net/sctp/ipv6.c @@ -973,7 +973,7 @@ static const struct inet6_protocol sctpv6_protocol = { .flags = INET6_PROTO_NOPOLICY | INET6_PROTO_FINAL, }; -static struct sctp_af sctp_af_inet6 = { +static struct sctp_af sctp_af_inet6 __read_only = { .sa_family = AF_INET6, .sctp_xmit = sctp_v6_xmit, .setsockopt = ipv6_setsockopt, @@ -1003,7 +1003,7 @@ static struct sctp_af sctp_af_inet6 = { #endif }; -static struct sctp_pf sctp_pf_inet6 = { +static struct sctp_pf sctp_pf_inet6 __read_only = { .event_msgname = sctp_inet6_event_msgname, .skb_msgname = sctp_inet6_skb_msgname, .af_supported = sctp_inet6_af_supported, @@ -1030,7 +1030,7 @@ void sctp_v6_pf_init(void) void sctp_v6_pf_exit(void) { - list_del(&sctp_af_inet6.list); + pax_list_del(&sctp_af_inet6.list); } /* Initialize IPv6 support and register with socket layer. */ diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c index 3d9ea9a..d3aee1a 100644 --- a/net/sctp/protocol.c +++ b/net/sctp/protocol.c @@ -856,8 +856,10 @@ int sctp_register_af(struct sctp_af *af) return 0; } + pax_open_kernel(); INIT_LIST_HEAD(&af->list); - list_add_tail(&af->list, &sctp_address_families); + pax_close_kernel(); + pax_list_add_tail(&af->list, &sctp_address_families); return 1; } @@ -987,7 +989,7 @@ static inline int sctp_v4_xmit(struct sk_buff *skb, static struct sctp_af sctp_af_inet; -static struct sctp_pf sctp_pf_inet = { +static struct sctp_pf sctp_pf_inet __read_only = { .event_msgname = sctp_inet_event_msgname, .skb_msgname = sctp_inet_skb_msgname, .af_supported = sctp_inet_af_supported, @@ -1059,7 +1061,7 @@ static const struct net_protocol sctp_protocol = { }; /* IPv4 address related functions. */ -static struct sctp_af sctp_af_inet = { +static struct sctp_af sctp_af_inet __read_only = { .sa_family = AF_INET, .sctp_xmit = sctp_v4_xmit, .setsockopt = ip_setsockopt, @@ -1143,7 +1145,7 @@ static void sctp_v4_pf_init(void) static void sctp_v4_pf_exit(void) { - list_del(&sctp_af_inet.list); + pax_list_del(&sctp_af_inet.list); } static int sctp_v4_protosw_init(void) diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c index 6098d4c..9d87fbd 100644 --- a/net/sctp/sm_sideeffect.c +++ b/net/sctp/sm_sideeffect.c @@ -443,7 +443,7 @@ static void sctp_generate_sack_event(unsigned long data) sctp_generate_timeout_event(asoc, SCTP_EVENT_TIMEOUT_SACK); } -sctp_timer_event_t *sctp_timer_events[SCTP_NUM_TIMEOUT_TYPES] = { +sctp_timer_event_t * const sctp_timer_events[SCTP_NUM_TIMEOUT_TYPES] = { NULL, sctp_generate_t1_cookie_event, sctp_generate_t1_init_event, diff --git a/net/sctp/socket.c b/net/sctp/socket.c index 3ec88be..a8d9d222 100644 --- a/net/sctp/socket.c +++ b/net/sctp/socket.c @@ -972,7 +972,7 @@ static int sctp_setsockopt_bindx(struct sock *sk, return -EFAULT; /* Alloc space for the address array in kernel memory. */ - kaddrs = kmalloc(addrs_size, GFP_KERNEL); + kaddrs = kmalloc(addrs_size, GFP_USER | __GFP_NOWARN); if (unlikely(!kaddrs)) return -ENOMEM; @@ -1301,8 +1301,9 @@ static int __sctp_setsockopt_connectx(struct sock *sk, int addrs_size, sctp_assoc_t *assoc_id) { - int err = 0; struct sockaddr *kaddrs; + gfp_t gfp = GFP_KERNEL; + int err = 0; pr_debug("%s: sk:%p addrs:%p addrs_size:%d\n", __func__, sk, addrs, addrs_size); @@ -1315,7 +1316,9 @@ static int __sctp_setsockopt_connectx(struct sock *sk, return -EFAULT; /* Alloc space for the address array in kernel memory. */ - kaddrs = kmalloc(addrs_size, GFP_KERNEL); + if (sk->sk_socket->file) + gfp = GFP_USER | __GFP_NOWARN; + kaddrs = kmalloc(addrs_size, gfp); if (unlikely(!kaddrs)) return -ENOMEM; @@ -2194,11 +2197,13 @@ static int sctp_setsockopt_events(struct sock *sk, char __user *optval, { struct sctp_association *asoc; struct sctp_ulpevent *event; + struct sctp_event_subscribe subscribe; if (optlen > sizeof(struct sctp_event_subscribe)) return -EINVAL; - if (copy_from_user(&sctp_sk(sk)->subscribe, optval, optlen)) + if (copy_from_user(&subscribe, optval, optlen)) return -EFAULT; + sctp_sk(sk)->subscribe = subscribe; /* At the time when a user app subscribes to SCTP_SENDER_DRY_EVENT, * if there is no data to be sent or retransmit, the stack will @@ -4373,13 +4378,16 @@ static int sctp_getsockopt_disable_fragments(struct sock *sk, int len, static int sctp_getsockopt_events(struct sock *sk, int len, char __user *optval, int __user *optlen) { + struct sctp_event_subscribe subscribe; + if (len <= 0) return -EINVAL; if (len > sizeof(struct sctp_event_subscribe)) len = sizeof(struct sctp_event_subscribe); if (put_user(len, optlen)) return -EFAULT; - if (copy_to_user(optval, &sctp_sk(sk)->subscribe, len)) + subscribe = sctp_sk(sk)->subscribe; + if (copy_to_user(optval, &subscribe, len)) return -EFAULT; return 0; } @@ -4397,6 +4405,8 @@ static int sctp_getsockopt_events(struct sock *sk, int len, char __user *optval, */ static int sctp_getsockopt_autoclose(struct sock *sk, int len, char __user *optval, int __user *optlen) { + __u32 autoclose; + /* Applicable to UDP-style socket only */ if (sctp_style(sk, TCP)) return -EOPNOTSUPP; @@ -4405,7 +4415,8 @@ static int sctp_getsockopt_autoclose(struct sock *sk, int len, char __user *optv len = sizeof(int); if (put_user(len, optlen)) return -EFAULT; - if (copy_to_user(optval, &sctp_sk(sk)->autoclose, sizeof(int))) + autoclose = sctp_sk(sk)->autoclose; + if (copy_to_user(optval, &autoclose, sizeof(int))) return -EFAULT; return 0; } @@ -4779,12 +4790,15 @@ static int sctp_getsockopt_delayed_ack(struct sock *sk, int len, */ static int sctp_getsockopt_initmsg(struct sock *sk, int len, char __user *optval, int __user *optlen) { + struct sctp_initmsg initmsg; + if (len < sizeof(struct sctp_initmsg)) return -EINVAL; len = sizeof(struct sctp_initmsg); if (put_user(len, optlen)) return -EFAULT; - if (copy_to_user(optval, &sctp_sk(sk)->initmsg, len)) + initmsg = sctp_sk(sk)->initmsg; + if (copy_to_user(optval, &initmsg, len)) return -EFAULT; return 0; } @@ -4825,6 +4839,8 @@ static int sctp_getsockopt_peer_addrs(struct sock *sk, int len, ->addr_to_user(sp, &temp); if (space_left < addrlen) return -ENOMEM; + if (addrlen > sizeof(temp) || addrlen < 0) + return -EFAULT; if (copy_to_user(to, &temp, addrlen)) return -EFAULT; to += addrlen; @@ -4928,7 +4944,7 @@ static int sctp_getsockopt_local_addrs(struct sock *sk, int len, to = optval + offsetof(struct sctp_getaddrs, addrs); space_left = len - offsetof(struct sctp_getaddrs, addrs); - addrs = kmalloc(space_left, GFP_KERNEL); + addrs = kmalloc(space_left, GFP_USER | __GFP_NOWARN); if (!addrs) return -ENOMEM; @@ -5777,7 +5793,7 @@ static int sctp_getsockopt_assoc_ids(struct sock *sk, int len, len = sizeof(struct sctp_assoc_ids) + sizeof(sctp_assoc_t) * num; - ids = kmalloc(len, GFP_KERNEL); + ids = kmalloc(len, GFP_USER | __GFP_NOWARN); if (unlikely(!ids)) return -ENOMEM; diff --git a/net/sctp/sysctl.c b/net/sctp/sysctl.c index 26d50c5..dfae665 100644 --- a/net/sctp/sysctl.c +++ b/net/sctp/sysctl.c @@ -317,7 +317,7 @@ static int proc_sctp_do_hmac_alg(struct ctl_table *ctl, int write, loff_t *ppos) { struct net *net = current->nsproxy->net_ns; - struct ctl_table tbl; + ctl_table_no_const tbl; bool changed = false; char *none = "none"; char tmp[8]; @@ -365,7 +365,7 @@ static int proc_sctp_do_rto_min(struct ctl_table *ctl, int write, struct net *net = current->nsproxy->net_ns; unsigned int min = *(unsigned int *) ctl->extra1; unsigned int max = *(unsigned int *) ctl->extra2; - struct ctl_table tbl; + ctl_table_no_const tbl; int ret, new_value; memset(&tbl, 0, sizeof(struct ctl_table)); @@ -394,7 +394,7 @@ static int proc_sctp_do_rto_max(struct ctl_table *ctl, int write, struct net *net = current->nsproxy->net_ns; unsigned int min = *(unsigned int *) ctl->extra1; unsigned int max = *(unsigned int *) ctl->extra2; - struct ctl_table tbl; + ctl_table_no_const tbl; int ret, new_value; memset(&tbl, 0, sizeof(struct ctl_table)); @@ -432,7 +432,7 @@ static int proc_sctp_do_auth(struct ctl_table *ctl, int write, loff_t *ppos) { struct net *net = current->nsproxy->net_ns; - struct ctl_table tbl; + ctl_table_no_const tbl; int new_value, ret; memset(&tbl, 0, sizeof(struct ctl_table)); @@ -459,7 +459,7 @@ static int proc_sctp_do_auth(struct ctl_table *ctl, int write, int sctp_sysctl_net_register(struct net *net) { - struct ctl_table *table; + ctl_table_no_const *table; int i; table = kmemdup(sctp_net_table, sizeof(sctp_net_table), GFP_KERNEL); diff --git a/net/socket.c b/net/socket.c index 9963a0b..b88ff74 100644 --- a/net/socket.c +++ b/net/socket.c @@ -89,6 +89,7 @@ #include <linux/magic.h> #include <linux/slab.h> #include <linux/xattr.h> +#include <linux/in.h> #include <asm/uaccess.h> #include <asm/unistd.h> @@ -107,6 +108,7 @@ #include <linux/atalk.h> #include <net/busy_poll.h> #include <linux/errqueue.h> +#include <linux/grsock.h> #ifdef CONFIG_NET_RX_BUSY_POLL unsigned int sysctl_net_busy_read __read_mostly; @@ -160,7 +162,7 @@ static const struct file_operations socket_file_ops = { */ static DEFINE_SPINLOCK(net_family_lock); -static const struct net_proto_family __rcu *net_families[NPROTO] __read_mostly; +const struct net_proto_family __rcu *net_families[NPROTO] __read_mostly; /* * Statistics counters of the socket lists @@ -326,7 +328,7 @@ static struct dentry *sockfs_mount(struct file_system_type *fs_type, &sockfs_dentry_operations, SOCKFS_MAGIC); } -static struct vfsmount *sock_mnt __read_mostly; +struct vfsmount *sock_mnt __read_mostly; static struct file_system_type sock_fs_type = { .name = "sockfs", @@ -1105,6 +1107,8 @@ int __sock_create(struct net *net, int family, int type, int protocol, return -EAFNOSUPPORT; if (type < 0 || type >= SOCK_MAX) return -EINVAL; + if (protocol < 0) + return -EINVAL; /* Compatibility. @@ -1125,6 +1129,20 @@ int __sock_create(struct net *net, int family, int type, int protocol, if (err) return err; + if(!kern && !gr_search_socket(family, type, protocol)) { + if (rcu_access_pointer(net_families[family]) == NULL) + return -EAFNOSUPPORT; + else + return -EACCES; + } + + if (!kern && gr_handle_sock_all(family, type, protocol)) { + if (rcu_access_pointer(net_families[family]) == NULL) + return -EAFNOSUPPORT; + else + return -EACCES; + } + /* * Allocate the socket and allow the family to set things up. if * the protocol is 0, the family is instructed to select an appropriate @@ -1376,6 +1394,14 @@ SYSCALL_DEFINE3(bind, int, fd, struct sockaddr __user *, umyaddr, int, addrlen) if (sock) { err = move_addr_to_kernel(umyaddr, addrlen, &address); if (err >= 0) { + if (gr_handle_sock_server((struct sockaddr *)&address)) { + err = -EACCES; + goto error; + } + err = gr_search_bind(sock, (struct sockaddr_in *)&address); + if (err) + goto error; + err = security_socket_bind(sock, (struct sockaddr *)&address, addrlen); @@ -1384,6 +1410,7 @@ SYSCALL_DEFINE3(bind, int, fd, struct sockaddr __user *, umyaddr, int, addrlen) (struct sockaddr *) &address, addrlen); } +error: fput_light(sock->file, fput_needed); } return err; @@ -1407,10 +1434,20 @@ SYSCALL_DEFINE2(listen, int, fd, int, backlog) if ((unsigned int)backlog > somaxconn) backlog = somaxconn; + if (gr_handle_sock_server_other(sock->sk)) { + err = -EPERM; + goto error; + } + + err = gr_search_listen(sock); + if (err) + goto error; + err = security_socket_listen(sock, backlog); if (!err) err = sock->ops->listen(sock, backlog); +error: fput_light(sock->file, fput_needed); } return err; @@ -1454,6 +1491,18 @@ SYSCALL_DEFINE4(accept4, int, fd, struct sockaddr __user *, upeer_sockaddr, newsock->type = sock->type; newsock->ops = sock->ops; + if (gr_handle_sock_server_other(sock->sk)) { + err = -EPERM; + sock_release(newsock); + goto out_put; + } + + err = gr_search_accept(sock); + if (err) { + sock_release(newsock); + goto out_put; + } + /* * We don't need try_module_get here, as the listening socket (sock) * has the protocol module (sock->ops->owner) held. @@ -1499,6 +1548,8 @@ SYSCALL_DEFINE4(accept4, int, fd, struct sockaddr __user *, upeer_sockaddr, fd_install(newfd, newfile); err = newfd; + gr_attach_curr_ip(newsock->sk); + out_put: fput_light(sock->file, fput_needed); out: @@ -1531,6 +1582,7 @@ SYSCALL_DEFINE3(connect, int, fd, struct sockaddr __user *, uservaddr, int, addrlen) { struct socket *sock; + struct sockaddr *sck; struct sockaddr_storage address; int err, fput_needed; @@ -1541,6 +1593,17 @@ SYSCALL_DEFINE3(connect, int, fd, struct sockaddr __user *, uservaddr, if (err < 0) goto out_put; + sck = (struct sockaddr *)&address; + + if (gr_handle_sock_client(sck)) { + err = -EACCES; + goto out_put; + } + + err = gr_search_connect(sock, (struct sockaddr_in *)sck); + if (err) + goto out_put; + err = security_socket_connect(sock, (struct sockaddr *)&address, addrlen); if (err) @@ -1563,7 +1626,7 @@ SYSCALL_DEFINE3(getsockname, int, fd, struct sockaddr __user *, usockaddr, int __user *, usockaddr_len) { struct socket *sock; - struct sockaddr_storage address; + struct sockaddr_storage address = { }; int len, err, fput_needed; sock = sockfd_lookup_light(fd, &err, &fput_needed); @@ -1594,7 +1657,7 @@ SYSCALL_DEFINE3(getpeername, int, fd, struct sockaddr __user *, usockaddr, int __user *, usockaddr_len) { struct socket *sock; - struct sockaddr_storage address; + struct sockaddr_storage address = { }; int len, err, fput_needed; sock = sockfd_lookup_light(fd, &err, &fput_needed); @@ -1622,6 +1685,8 @@ SYSCALL_DEFINE3(getpeername, int, fd, struct sockaddr __user *, usockaddr, * the protocol. */ +asmlinkage long sys_sendto(int, void __user *, size_t, unsigned, struct sockaddr __user *, int); + SYSCALL_DEFINE6(sendto, int, fd, void __user *, buff, size_t, len, unsigned int, flags, struct sockaddr __user *, addr, int, addr_len) @@ -1685,7 +1750,7 @@ SYSCALL_DEFINE6(recvfrom, int, fd, void __user *, ubuf, size_t, size, struct socket *sock; struct iovec iov; struct msghdr msg; - struct sockaddr_storage address; + struct sockaddr_storage address = { }; int err, err2; int fput_needed; @@ -1702,6 +1767,7 @@ SYSCALL_DEFINE6(recvfrom, int, fd, void __user *, ubuf, size_t, size, msg.msg_name = addr ? (struct sockaddr *)&address : NULL; /* We assume all kernel code knows the size of sockaddr_storage */ msg.msg_namelen = 0; + msg.msg_iocb = NULL; if (sock->file->f_flags & O_NONBLOCK) flags |= MSG_DONTWAIT; err = sock_recvmsg(sock, &msg, iov_iter_count(&msg.msg_iter), flags); @@ -1927,7 +1993,7 @@ static int ___sys_sendmsg(struct socket *sock, struct user_msghdr __user *msg, * checking falls down on this. */ if (copy_from_user(ctl_buf, - (void __user __force *)msg_sys->msg_control, + (void __force_user *)msg_sys->msg_control, ctl_len)) goto out_freectl; msg_sys->msg_control = ctl_buf; @@ -2077,7 +2143,7 @@ static int ___sys_recvmsg(struct socket *sock, struct user_msghdr __user *msg, ssize_t err; /* kernel mode address */ - struct sockaddr_storage addr; + struct sockaddr_storage addr = { }; /* user mode address pointers */ struct sockaddr __user *uaddr; @@ -2722,7 +2788,7 @@ static int ethtool_ioctl(struct net *net, struct compat_ifreq __user *ifr32) ifr = compat_alloc_user_space(buf_size); rxnfc = (void __user *)ifr + ALIGN(sizeof(struct ifreq), 8); - if (copy_in_user(&ifr->ifr_name, &ifr32->ifr_name, IFNAMSIZ)) + if (copy_in_user(ifr->ifr_name, ifr32->ifr_name, IFNAMSIZ)) return -EFAULT; if (put_user(convert_in ? rxnfc : compat_ptr(data), @@ -2833,7 +2899,7 @@ static int bond_ioctl(struct net *net, unsigned int cmd, old_fs = get_fs(); set_fs(KERNEL_DS); err = dev_ioctl(net, cmd, - (struct ifreq __user __force *) &kifr); + (struct ifreq __force_user *) &kifr); set_fs(old_fs); return err; @@ -2926,7 +2992,7 @@ static int compat_sioc_ifmap(struct net *net, unsigned int cmd, old_fs = get_fs(); set_fs(KERNEL_DS); - err = dev_ioctl(net, cmd, (void __user __force *)&ifr); + err = dev_ioctl(net, cmd, (void __force_user *)&ifr); set_fs(old_fs); if (cmd == SIOCGIFMAP && !err) { @@ -3010,7 +3076,7 @@ static int routing_ioctl(struct net *net, struct socket *sock, ret |= get_user(rtdev, &(ur4->rt_dev)); if (rtdev) { ret |= copy_from_user(devname, compat_ptr(rtdev), 15); - r4.rt_dev = (char __user __force *)devname; + r4.rt_dev = (char __force_user *)devname; devname[15] = 0; } else r4.rt_dev = NULL; @@ -3237,8 +3303,8 @@ int kernel_getsockopt(struct socket *sock, int level, int optname, int __user *uoptlen; int err; - uoptval = (char __user __force *) optval; - uoptlen = (int __user __force *) optlen; + uoptval = (char __force_user *) optval; + uoptlen = (int __force_user *) optlen; set_fs(KERNEL_DS); if (level == SOL_SOCKET) @@ -3258,7 +3324,7 @@ int kernel_setsockopt(struct socket *sock, int level, int optname, char __user *uoptval; int err; - uoptval = (char __user __force *) optval; + uoptval = (char __force_user *) optval; set_fs(KERNEL_DS); if (level == SOL_SOCKET) diff --git a/net/sunrpc/Kconfig b/net/sunrpc/Kconfig index 04ce2c0..b1dd1bd 100644 --- a/net/sunrpc/Kconfig +++ b/net/sunrpc/Kconfig @@ -38,6 +38,7 @@ config SUNRPC_DEBUG bool "RPC: Enable dprintk debugging" depends on SUNRPC && SYSCTL select DEBUG_FS + depends on !GRKERNSEC_KMEM help This option enables a sysctl-based debugging interface that is be used by the 'rpcdebug' utility to turn on or off diff --git a/net/sunrpc/auth_gss/svcauth_gss.c b/net/sunrpc/auth_gss/svcauth_gss.c index 1095be9..815d777 100644 --- a/net/sunrpc/auth_gss/svcauth_gss.c +++ b/net/sunrpc/auth_gss/svcauth_gss.c @@ -1142,7 +1142,7 @@ static int gss_proxy_save_rsc(struct cache_detail *cd, uint64_t *handle) { struct rsc rsci, *rscp = NULL; - static atomic64_t ctxhctr; + static atomic64_unchecked_t ctxhctr = ATOMIC64_INIT(0); long long ctxh; struct gss_api_mech *gm = NULL; time_t expiry; @@ -1153,7 +1153,7 @@ static int gss_proxy_save_rsc(struct cache_detail *cd, status = -ENOMEM; /* the handle needs to be just a unique id, * use a static counter */ - ctxh = atomic64_inc_return(&ctxhctr); + ctxh = atomic64_inc_return_unchecked(&ctxhctr); /* make a copy for the caller */ *handle = ctxh; diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c index 4a2340a..49ec8de 100644 --- a/net/sunrpc/cache.c +++ b/net/sunrpc/cache.c @@ -1596,7 +1596,7 @@ static int create_cache_proc_entries(struct cache_detail *cd, struct net *net) struct sunrpc_net *sn; sn = net_generic(net, sunrpc_net_id); - cd->u.procfs.proc_ent = proc_mkdir(cd->name, sn->proc_net_rpc); + cd->u.procfs.proc_ent = proc_mkdir_restrict(cd->name, sn->proc_net_rpc); if (cd->u.procfs.proc_ent == NULL) goto out_nomem; cd->u.procfs.channel_ent = NULL; diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c index 23608eb..f2b5208 100644 --- a/net/sunrpc/clnt.c +++ b/net/sunrpc/clnt.c @@ -1428,7 +1428,9 @@ call_start(struct rpc_task *task) (RPC_IS_ASYNC(task) ? "async" : "sync")); /* Increment call count */ - task->tk_msg.rpc_proc->p_count++; + pax_open_kernel(); + (*(unsigned int *)&task->tk_msg.rpc_proc->p_count)++; + pax_close_kernel(); clnt->cl_stats->rpccnt++; task->tk_action = call_reserve; } diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c index f14f24e..a6b2d76 100644 --- a/net/sunrpc/sched.c +++ b/net/sunrpc/sched.c @@ -261,9 +261,9 @@ static int rpc_wait_bit_killable(struct wait_bit_key *key) #if IS_ENABLED(CONFIG_SUNRPC_DEBUG) || IS_ENABLED(CONFIG_TRACEPOINTS) static void rpc_task_set_debuginfo(struct rpc_task *task) { - static atomic_t rpc_pid; + static atomic_unchecked_t rpc_pid; - task->tk_pid = atomic_inc_return(&rpc_pid); + task->tk_pid = atomic_inc_return_unchecked(&rpc_pid); } #else static inline void rpc_task_set_debuginfo(struct rpc_task *task) diff --git a/net/sunrpc/stats.c b/net/sunrpc/stats.c index 2ecb994..5afb49f 100644 --- a/net/sunrpc/stats.c +++ b/net/sunrpc/stats.c @@ -290,7 +290,7 @@ int rpc_proc_init(struct net *net) dprintk("RPC: registering /proc/net/rpc\n"); sn = net_generic(net, sunrpc_net_id); - sn->proc_net_rpc = proc_mkdir("rpc", net->proc_net); + sn->proc_net_rpc = proc_mkdir_restrict("rpc", net->proc_net); if (sn->proc_net_rpc == NULL) return -ENOMEM; diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c index a8f579d..3492de7 100644 --- a/net/sunrpc/svc.c +++ b/net/sunrpc/svc.c @@ -1166,7 +1166,9 @@ svc_process_common(struct svc_rqst *rqstp, struct kvec *argv, struct kvec *resv) svc_putnl(resv, RPC_SUCCESS); /* Bump per-procedure stats counter */ - procp->pc_count++; + pax_open_kernel(); + (*(unsigned int *)&procp->pc_count)++; + pax_close_kernel(); /* Initialize storage for argp and resp */ memset(rqstp->rq_argp, 0, procp->pc_argsize); diff --git a/net/sunrpc/svcauth_unix.c b/net/sunrpc/svcauth_unix.c index 621ca7b..78bf76b 100644 --- a/net/sunrpc/svcauth_unix.c +++ b/net/sunrpc/svcauth_unix.c @@ -470,7 +470,7 @@ static void unix_gid_request(struct cache_detail *cd, (*bpp)[-1] = '\n'; } -static struct unix_gid *unix_gid_lookup(struct cache_detail *cd, kuid_t uid); +static struct unix_gid * __intentional_overflow(-1) unix_gid_lookup(struct cache_detail *cd, kuid_t uid); static int unix_gid_parse(struct cache_detail *cd, char *mesg, int mlen) diff --git a/net/sunrpc/xprtrdma/svc_rdma.c b/net/sunrpc/xprtrdma/svc_rdma.c index 2cd252f..eefac51 100644 --- a/net/sunrpc/xprtrdma/svc_rdma.c +++ b/net/sunrpc/xprtrdma/svc_rdma.c @@ -61,15 +61,15 @@ unsigned int svcrdma_max_req_size = RPCRDMA_MAX_REQ_SIZE; static unsigned int min_max_inline = 4096; static unsigned int max_max_inline = 65536; -atomic_t rdma_stat_recv; -atomic_t rdma_stat_read; -atomic_t rdma_stat_write; -atomic_t rdma_stat_sq_starve; -atomic_t rdma_stat_rq_starve; -atomic_t rdma_stat_rq_poll; -atomic_t rdma_stat_rq_prod; -atomic_t rdma_stat_sq_poll; -atomic_t rdma_stat_sq_prod; +atomic_unchecked_t rdma_stat_recv; +atomic_unchecked_t rdma_stat_read; +atomic_unchecked_t rdma_stat_write; +atomic_unchecked_t rdma_stat_sq_starve; +atomic_unchecked_t rdma_stat_rq_starve; +atomic_unchecked_t rdma_stat_rq_poll; +atomic_unchecked_t rdma_stat_rq_prod; +atomic_unchecked_t rdma_stat_sq_poll; +atomic_unchecked_t rdma_stat_sq_prod; /* Temporary NFS request map and context caches */ struct kmem_cache *svc_rdma_map_cachep; @@ -109,7 +109,7 @@ static int read_reset_stat(struct ctl_table *table, int write, len -= *ppos; if (len > *lenp) len = *lenp; - if (len && copy_to_user(buffer, str_buf, len)) + if (len > sizeof str_buf || (len && copy_to_user(buffer, str_buf, len))) return -EFAULT; *lenp = len; *ppos += len; @@ -150,63 +150,63 @@ static struct ctl_table svcrdma_parm_table[] = { { .procname = "rdma_stat_read", .data = &rdma_stat_read, - .maxlen = sizeof(atomic_t), + .maxlen = sizeof(atomic_unchecked_t), .mode = 0644, .proc_handler = read_reset_stat, }, { .procname = "rdma_stat_recv", .data = &rdma_stat_recv, - .maxlen = sizeof(atomic_t), + .maxlen = sizeof(atomic_unchecked_t), .mode = 0644, .proc_handler = read_reset_stat, }, { .procname = "rdma_stat_write", .data = &rdma_stat_write, - .maxlen = sizeof(atomic_t), + .maxlen = sizeof(atomic_unchecked_t), .mode = 0644, .proc_handler = read_reset_stat, }, { .procname = "rdma_stat_sq_starve", .data = &rdma_stat_sq_starve, - .maxlen = sizeof(atomic_t), + .maxlen = sizeof(atomic_unchecked_t), .mode = 0644, .proc_handler = read_reset_stat, }, { .procname = "rdma_stat_rq_starve", .data = &rdma_stat_rq_starve, - .maxlen = sizeof(atomic_t), + .maxlen = sizeof(atomic_unchecked_t), .mode = 0644, .proc_handler = read_reset_stat, }, { .procname = "rdma_stat_rq_poll", .data = &rdma_stat_rq_poll, - .maxlen = sizeof(atomic_t), + .maxlen = sizeof(atomic_unchecked_t), .mode = 0644, .proc_handler = read_reset_stat, }, { .procname = "rdma_stat_rq_prod", .data = &rdma_stat_rq_prod, - .maxlen = sizeof(atomic_t), + .maxlen = sizeof(atomic_unchecked_t), .mode = 0644, .proc_handler = read_reset_stat, }, { .procname = "rdma_stat_sq_poll", .data = &rdma_stat_sq_poll, - .maxlen = sizeof(atomic_t), + .maxlen = sizeof(atomic_unchecked_t), .mode = 0644, .proc_handler = read_reset_stat, }, { .procname = "rdma_stat_sq_prod", .data = &rdma_stat_sq_prod, - .maxlen = sizeof(atomic_t), + .maxlen = sizeof(atomic_unchecked_t), .mode = 0644, .proc_handler = read_reset_stat, }, diff --git a/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c b/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c index f0c3ff6..10c9ccb 100644 --- a/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c +++ b/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c @@ -200,7 +200,7 @@ int rdma_read_chunk_lcl(struct svcxprt_rdma *xprt, *page_no = pg_no; *page_offset = pg_off; ret = read; - atomic_inc(&rdma_stat_read); + atomic_inc_unchecked(&rdma_stat_read); return ret; err: svc_rdma_unmap_dma(ctxt); @@ -337,7 +337,7 @@ int rdma_read_chunk_frmr(struct svcxprt_rdma *xprt, *page_no = pg_no; *page_offset = pg_off; ret = read; - atomic_inc(&rdma_stat_read); + atomic_inc_unchecked(&rdma_stat_read); return ret; err: svc_rdma_unmap_dma(ctxt); @@ -591,7 +591,7 @@ int svc_rdma_recvfrom(struct svc_rqst *rqstp) dto_q); list_del_init(&ctxt->dto_q); } else { - atomic_inc(&rdma_stat_rq_starve); + atomic_inc_unchecked(&rdma_stat_rq_starve); clear_bit(XPT_DATA, &xprt->xpt_flags); ctxt = NULL; } @@ -609,7 +609,7 @@ int svc_rdma_recvfrom(struct svc_rqst *rqstp) } dprintk("svcrdma: processing ctxt=%p on xprt=%p, rqstp=%p, status=%d\n", ctxt, rdma_xprt, rqstp, ctxt->wc_status); - atomic_inc(&rdma_stat_recv); + atomic_inc_unchecked(&rdma_stat_recv); /* Build up the XDR from the receive buffers. */ rdma_build_arg_xdr(rqstp, ctxt, ctxt->byte_len); diff --git a/net/sunrpc/xprtrdma/svc_rdma_sendto.c b/net/sunrpc/xprtrdma/svc_rdma_sendto.c index 1dfae83..799ed02 100644 --- a/net/sunrpc/xprtrdma/svc_rdma_sendto.c +++ b/net/sunrpc/xprtrdma/svc_rdma_sendto.c @@ -291,7 +291,7 @@ static int send_write(struct svcxprt_rdma *xprt, struct svc_rqst *rqstp, write_wr.wr.rdma.remote_addr = to; /* Post It */ - atomic_inc(&rdma_stat_write); + atomic_inc_unchecked(&rdma_stat_write); if (svc_rdma_send(xprt, &write_wr)) goto err; return write_len - bc; diff --git a/net/sunrpc/xprtrdma/svc_rdma_transport.c b/net/sunrpc/xprtrdma/svc_rdma_transport.c index fcc3eb8..b75ec03 100644 --- a/net/sunrpc/xprtrdma/svc_rdma_transport.c +++ b/net/sunrpc/xprtrdma/svc_rdma_transport.c @@ -288,7 +288,7 @@ static void rq_cq_reap(struct svcxprt_rdma *xprt) return; ib_req_notify_cq(xprt->sc_rq_cq, IB_CQ_NEXT_COMP); - atomic_inc(&rdma_stat_rq_poll); + atomic_inc_unchecked(&rdma_stat_rq_poll); while ((ret = ib_poll_cq(xprt->sc_rq_cq, 1, &wc)) > 0) { ctxt = (struct svc_rdma_op_ctxt *)(unsigned long)wc.wr_id; @@ -310,7 +310,7 @@ static void rq_cq_reap(struct svcxprt_rdma *xprt) } if (ctxt) - atomic_inc(&rdma_stat_rq_prod); + atomic_inc_unchecked(&rdma_stat_rq_prod); set_bit(XPT_DATA, &xprt->sc_xprt.xpt_flags); /* @@ -389,7 +389,7 @@ static void sq_cq_reap(struct svcxprt_rdma *xprt) return; ib_req_notify_cq(xprt->sc_sq_cq, IB_CQ_NEXT_COMP); - atomic_inc(&rdma_stat_sq_poll); + atomic_inc_unchecked(&rdma_stat_sq_poll); while ((ret = ib_poll_cq(cq, ARRAY_SIZE(wc_a), wc_a)) > 0) { int i; @@ -418,7 +418,7 @@ static void sq_cq_reap(struct svcxprt_rdma *xprt) } if (ctxt) - atomic_inc(&rdma_stat_sq_prod); + atomic_inc_unchecked(&rdma_stat_sq_prod); } static void sq_comp_handler(struct ib_cq *cq, void *cq_context) @@ -1227,7 +1227,7 @@ int svc_rdma_send(struct svcxprt_rdma *xprt, struct ib_send_wr *wr) spin_lock_bh(&xprt->sc_lock); if (xprt->sc_sq_depth < atomic_read(&xprt->sc_sq_count) + wr_count) { spin_unlock_bh(&xprt->sc_lock); - atomic_inc(&rdma_stat_sq_starve); + atomic_inc_unchecked(&rdma_stat_sq_starve); /* See if we can opportunistically reap SQ WR to make room */ sq_cq_reap(xprt); diff --git a/net/sysctl_net.c b/net/sysctl_net.c index ed98c1f..f74b659 100644 --- a/net/sysctl_net.c +++ b/net/sysctl_net.c @@ -46,7 +46,7 @@ static int net_ctl_permissions(struct ctl_table_header *head, kgid_t root_gid = make_kgid(net->user_ns, 0); /* Allow network administrator to have same access as root. */ - if (ns_capable(net->user_ns, CAP_NET_ADMIN) || + if (ns_capable_nolog(net->user_ns, CAP_NET_ADMIN) || uid_eq(root_uid, current_euid())) { int mode = (table->mode >> 6) & 7; return (mode << 6) | (mode << 3) | mode; diff --git a/net/tipc/netlink_compat.c b/net/tipc/netlink_compat.c index 1eadc95..f6ccd08 100644 --- a/net/tipc/netlink_compat.c +++ b/net/tipc/netlink_compat.c @@ -65,13 +65,13 @@ struct tipc_nl_compat_cmd_dump { int (*header)(struct tipc_nl_compat_msg *); int (*dumpit)(struct sk_buff *, struct netlink_callback *); int (*format)(struct tipc_nl_compat_msg *msg, struct nlattr **attrs); -}; +} __no_const; struct tipc_nl_compat_cmd_doit { int (*doit)(struct sk_buff *skb, struct genl_info *info); int (*transcode)(struct tipc_nl_compat_cmd_doit *cmd, struct sk_buff *skb, struct tipc_nl_compat_msg *msg); -}; +} __no_const; static int tipc_skb_tailroom(struct sk_buff *skb) { @@ -836,7 +836,10 @@ static int tipc_nl_compat_publ_dump(struct tipc_nl_compat_msg *msg, u32 sock) void *hdr; struct nlattr *nest; struct sk_buff *args; - struct tipc_nl_compat_cmd_dump dump; + static struct tipc_nl_compat_cmd_dump dump = { + .dumpit = tipc_nl_publ_dump, + .format = __tipc_nl_compat_publ_dump, + }; args = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL); if (!args) @@ -859,9 +862,6 @@ static int tipc_nl_compat_publ_dump(struct tipc_nl_compat_msg *msg, u32 sock) nla_nest_end(args, nest); genlmsg_end(args, hdr); - dump.dumpit = tipc_nl_publ_dump; - dump.format = __tipc_nl_compat_publ_dump; - err = __tipc_nl_compat_dumpit(&dump, msg, args); kfree_skb(args); diff --git a/net/tipc/subscr.c b/net/tipc/subscr.c index 350cca3..a108fc5 100644 --- a/net/tipc/subscr.c +++ b/net/tipc/subscr.c @@ -75,7 +75,7 @@ static void tipc_subscrp_send_event(struct tipc_subscription *sub, struct tipc_subscriber *subscriber = sub->subscriber; struct kvec msg_sect; - msg_sect.iov_base = (void *)&sub->evt; + msg_sect.iov_base = &sub->evt; msg_sect.iov_len = sizeof(struct tipc_event); sub->evt.event = htohl(event, sub->swap); sub->evt.found_lower = htohl(found_lower, sub->swap); diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index 128b098..38013fc 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -918,6 +918,12 @@ static struct sock *unix_find_other(struct net *net, err = -ECONNREFUSED; if (!S_ISSOCK(inode->i_mode)) goto put_fail; + + if (!gr_acl_handle_unix(path.dentry, path.mnt)) { + err = -EACCES; + goto put_fail; + } + u = unix_find_socket_byinode(inode); if (!u) goto put_fail; @@ -938,6 +944,13 @@ static struct sock *unix_find_other(struct net *net, if (u) { struct dentry *dentry; dentry = unix_sk(u)->path.dentry; + + if (!gr_handle_chroot_unix(pid_vnr(u->sk_peer_pid))) { + err = -EPERM; + sock_put(u); + goto fail; + } + if (dentry) touch_atime(&unix_sk(u)->path); } else @@ -952,32 +965,26 @@ fail: return NULL; } -static int unix_mknod(const char *sun_path, umode_t mode, struct path *res) +static int unix_mknod(struct dentry *dentry, struct path *path, umode_t mode, + struct path *res) { - struct dentry *dentry; - struct path path; - int err = 0; - /* - * Get the parent directory, calculate the hash for last - * component. - */ - dentry = kern_path_create(AT_FDCWD, sun_path, &path, 0); - err = PTR_ERR(dentry); - if (IS_ERR(dentry)) - return err; + int err; - /* - * All right, let's create it. - */ - err = security_path_mknod(&path, dentry, mode, 0); + err = security_path_mknod(path, dentry, mode, 0); if (!err) { - err = vfs_mknod(d_inode(path.dentry), dentry, mode, 0); + if (!gr_acl_handle_mknod(dentry, path->dentry, path->mnt, mode)) { + err = -EACCES; + goto out; + } + err = vfs_mknod(d_inode(path->dentry), dentry, mode, 0); if (!err) { - res->mnt = mntget(path.mnt); + res->mnt = mntget(path->mnt); res->dentry = dget(dentry); + gr_handle_create(dentry, path->mnt); } } - done_path_create(&path, dentry); + +out: return err; } @@ -988,10 +995,12 @@ static int unix_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len) struct unix_sock *u = unix_sk(sk); struct sockaddr_un *sunaddr = (struct sockaddr_un *)uaddr; char *sun_path = sunaddr->sun_path; - int err; + int err, name_err; unsigned int hash; struct unix_address *addr; struct hlist_head *list; + struct path path; + struct dentry *dentry; err = -EINVAL; if (sunaddr->sun_family != AF_UNIX) @@ -1007,14 +1016,34 @@ static int unix_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len) goto out; addr_len = err; + name_err = 0; + dentry = NULL; + if (sun_path[0]) { + /* Get the parent directory, calculate the hash for last + * component. + */ + dentry = kern_path_create(AT_FDCWD, sun_path, &path, 0); + + if (IS_ERR(dentry)) { + /* delay report until after 'already bound' check */ + name_err = PTR_ERR(dentry); + dentry = NULL; + } + } + err = mutex_lock_interruptible(&u->readlock); if (err) - goto out; + goto out_path; err = -EINVAL; if (u->addr) goto out_up; + if (name_err) { + err = name_err == -EEXIST ? -EADDRINUSE : name_err; + goto out_up; + } + err = -ENOMEM; addr = kmalloc(sizeof(*addr)+addr_len, GFP_KERNEL); if (!addr) @@ -1025,11 +1054,11 @@ static int unix_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len) addr->hash = hash ^ sk->sk_type; atomic_set(&addr->refcnt, 1); - if (sun_path[0]) { - struct path path; + if (dentry) { + struct path u_path; umode_t mode = S_IFSOCK | (SOCK_INODE(sock)->i_mode & ~current_umask()); - err = unix_mknod(sun_path, mode, &path); + err = unix_mknod(dentry, &path, mode, &u_path); if (err) { if (err == -EEXIST) err = -EADDRINUSE; @@ -1037,9 +1066,9 @@ static int unix_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len) goto out_up; } addr->hash = UNIX_HASH_SIZE; - hash = d_backing_inode(path.dentry)->i_ino & (UNIX_HASH_SIZE-1); + hash = d_backing_inode(dentry)->i_ino & (UNIX_HASH_SIZE - 1); spin_lock(&unix_table_lock); - u->path = path; + u->path = u_path; list = &unix_socket_table[hash]; } else { spin_lock(&unix_table_lock); @@ -1062,6 +1091,10 @@ out_unlock: spin_unlock(&unix_table_lock); out_up: mutex_unlock(&u->readlock); +out_path: + if (dentry) + done_path_create(&path, dentry); + out: return err; } @@ -2772,9 +2805,13 @@ static int unix_seq_show(struct seq_file *seq, void *v) seq_puts(seq, "Num RefCount Protocol Flags Type St " "Inode Path\n"); else { - struct sock *s = v; + struct sock *s = v, *peer; struct unix_sock *u = unix_sk(s); unix_state_lock(s); + peer = unix_peer(s); + unix_state_unlock(s); + + unix_state_double_lock(s, peer); seq_printf(seq, "%pK: %08X %08X %08X %04X %02X %5lu", s, @@ -2799,10 +2836,29 @@ static int unix_seq_show(struct seq_file *seq, void *v) seq_putc(seq, '@'); i++; } - for ( ; i < len; i++) - seq_putc(seq, u->addr->name->sun_path[i]); - } - unix_state_unlock(s); + for ( ; i < len; i++) { + char c = u->addr->name->sun_path[i]; + switch (c) { + case '\n': + seq_putc(seq, '\\'); + seq_putc(seq, 'n'); + break; + case '\t': + seq_putc(seq, '\\'); + seq_putc(seq, 't'); + break; + case '\\': + seq_putc(seq, '\\'); + seq_putc(seq, '\\'); + break; + default: + seq_putc(seq, c); + } + } + } else if (peer) + seq_printf(seq, " P%lu", sock_i_ino(peer)); + + unix_state_double_unlock(s, peer); seq_putc(seq, '\n'); } diff --git a/net/unix/sysctl_net_unix.c b/net/unix/sysctl_net_unix.c index b3d5150..ff3a837 100644 --- a/net/unix/sysctl_net_unix.c +++ b/net/unix/sysctl_net_unix.c @@ -28,7 +28,7 @@ static struct ctl_table unix_table[] = { int __net_init unix_sysctl_register(struct net *net) { - struct ctl_table *table; + ctl_table_no_const *table; table = kmemdup(unix_table, sizeof(unix_table), GFP_KERNEL); if (table == NULL) diff --git a/net/vmw_vsock/vmci_transport_notify.c b/net/vmw_vsock/vmci_transport_notify.c index 9b7f207..2596621 100644 --- a/net/vmw_vsock/vmci_transport_notify.c +++ b/net/vmw_vsock/vmci_transport_notify.c @@ -662,19 +662,19 @@ static void vmci_transport_notify_pkt_process_negotiate(struct sock *sk) /* Socket control packet based operations. */ struct vmci_transport_notify_ops vmci_transport_notify_pkt_ops = { - vmci_transport_notify_pkt_socket_init, - vmci_transport_notify_pkt_socket_destruct, - vmci_transport_notify_pkt_poll_in, - vmci_transport_notify_pkt_poll_out, - vmci_transport_notify_pkt_handle_pkt, - vmci_transport_notify_pkt_recv_init, - vmci_transport_notify_pkt_recv_pre_block, - vmci_transport_notify_pkt_recv_pre_dequeue, - vmci_transport_notify_pkt_recv_post_dequeue, - vmci_transport_notify_pkt_send_init, - vmci_transport_notify_pkt_send_pre_block, - vmci_transport_notify_pkt_send_pre_enqueue, - vmci_transport_notify_pkt_send_post_enqueue, - vmci_transport_notify_pkt_process_request, - vmci_transport_notify_pkt_process_negotiate, + .socket_init = vmci_transport_notify_pkt_socket_init, + .socket_destruct = vmci_transport_notify_pkt_socket_destruct, + .poll_in = vmci_transport_notify_pkt_poll_in, + .poll_out = vmci_transport_notify_pkt_poll_out, + .handle_notify_pkt = vmci_transport_notify_pkt_handle_pkt, + .recv_init = vmci_transport_notify_pkt_recv_init, + .recv_pre_block = vmci_transport_notify_pkt_recv_pre_block, + .recv_pre_dequeue = vmci_transport_notify_pkt_recv_pre_dequeue, + .recv_post_dequeue = vmci_transport_notify_pkt_recv_post_dequeue, + .send_init = vmci_transport_notify_pkt_send_init, + .send_pre_block = vmci_transport_notify_pkt_send_pre_block, + .send_pre_enqueue = vmci_transport_notify_pkt_send_pre_enqueue, + .send_post_enqueue = vmci_transport_notify_pkt_send_post_enqueue, + .process_request = vmci_transport_notify_pkt_process_request, + .process_negotiate = vmci_transport_notify_pkt_process_negotiate, }; diff --git a/net/vmw_vsock/vmci_transport_notify_qstate.c b/net/vmw_vsock/vmci_transport_notify_qstate.c index dc9c792..3089de0 100644 --- a/net/vmw_vsock/vmci_transport_notify_qstate.c +++ b/net/vmw_vsock/vmci_transport_notify_qstate.c @@ -420,19 +420,19 @@ vmci_transport_notify_pkt_send_pre_enqueue( /* Socket always on control packet based operations. */ struct vmci_transport_notify_ops vmci_transport_notify_pkt_q_state_ops = { - vmci_transport_notify_pkt_socket_init, - vmci_transport_notify_pkt_socket_destruct, - vmci_transport_notify_pkt_poll_in, - vmci_transport_notify_pkt_poll_out, - vmci_transport_notify_pkt_handle_pkt, - vmci_transport_notify_pkt_recv_init, - vmci_transport_notify_pkt_recv_pre_block, - vmci_transport_notify_pkt_recv_pre_dequeue, - vmci_transport_notify_pkt_recv_post_dequeue, - vmci_transport_notify_pkt_send_init, - vmci_transport_notify_pkt_send_pre_block, - vmci_transport_notify_pkt_send_pre_enqueue, - vmci_transport_notify_pkt_send_post_enqueue, - vmci_transport_notify_pkt_process_request, - vmci_transport_notify_pkt_process_negotiate, + .socket_init = vmci_transport_notify_pkt_socket_init, + .socket_destruct = vmci_transport_notify_pkt_socket_destruct, + .poll_in = vmci_transport_notify_pkt_poll_in, + .poll_out = vmci_transport_notify_pkt_poll_out, + .handle_notify_pkt = vmci_transport_notify_pkt_handle_pkt, + .recv_init = vmci_transport_notify_pkt_recv_init, + .recv_pre_block = vmci_transport_notify_pkt_recv_pre_block, + .recv_pre_dequeue = vmci_transport_notify_pkt_recv_pre_dequeue, + .recv_post_dequeue = vmci_transport_notify_pkt_recv_post_dequeue, + .send_init = vmci_transport_notify_pkt_send_init, + .send_pre_block = vmci_transport_notify_pkt_send_pre_block, + .send_pre_enqueue = vmci_transport_notify_pkt_send_pre_enqueue, + .send_post_enqueue = vmci_transport_notify_pkt_send_post_enqueue, + .process_request = vmci_transport_notify_pkt_process_request, + .process_negotiate = vmci_transport_notify_pkt_process_negotiate, }; diff --git a/net/wireless/wext-core.c b/net/wireless/wext-core.c index c8717c1..08539f5 100644 --- a/net/wireless/wext-core.c +++ b/net/wireless/wext-core.c @@ -748,8 +748,7 @@ static int ioctl_standard_iw_point(struct iw_point *iwp, unsigned int cmd, */ /* Support for very large requests */ - if ((descr->flags & IW_DESCR_FLAG_NOMAX) && - (user_length > descr->max_tokens)) { + if (user_length > descr->max_tokens) { /* Allow userspace to GET more than max so * we can support any size GET requests. * There is still a limit : -ENOMEM. @@ -788,22 +787,6 @@ static int ioctl_standard_iw_point(struct iw_point *iwp, unsigned int cmd, } } - if (IW_IS_GET(cmd) && !(descr->flags & IW_DESCR_FLAG_NOMAX)) { - /* - * If this is a GET, but not NOMAX, it means that the extra - * data is not bounded by userspace, but by max_tokens. Thus - * set the length to max_tokens. This matches the extra data - * allocation. - * The driver should fill it with the number of tokens it - * provided, and it may check iwp->length rather than having - * knowledge of max_tokens. If the driver doesn't change the - * iwp->length, this ioctl just copies back max_token tokens - * filled with zeroes. Hopefully the driver isn't claiming - * them to be valid data. - */ - iwp->length = descr->max_tokens; - } - err = handler(dev, info, (union iwreq_data *) iwp, extra); iwp->length += essid_compat; diff --git a/net/x25/sysctl_net_x25.c b/net/x25/sysctl_net_x25.c index 4323952..a06dfe1 100644 --- a/net/x25/sysctl_net_x25.c +++ b/net/x25/sysctl_net_x25.c @@ -70,7 +70,7 @@ static struct ctl_table x25_table[] = { .mode = 0644, .proc_handler = proc_dointvec, }, - { 0, }, + { }, }; void __init x25_register_sysctl(void) diff --git a/net/x25/x25_proc.c b/net/x25/x25_proc.c index 0917f04..f4e3d8c 100644 --- a/net/x25/x25_proc.c +++ b/net/x25/x25_proc.c @@ -209,7 +209,7 @@ static const struct file_operations x25_seq_forward_fops = { int __init x25_proc_init(void) { - if (!proc_mkdir("x25", init_net.proc_net)) + if (!proc_mkdir_restrict("x25", init_net.proc_net)) return -ENOMEM; if (!proc_create("x25/route", S_IRUGO, init_net.proc_net, diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index 94af3d0..7db10b8 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -325,7 +325,7 @@ static void xfrm_policy_kill(struct xfrm_policy *policy) { policy->walk.dead = 1; - atomic_inc(&policy->genid); + atomic_inc_unchecked(&policy->genid); if (del_timer(&policy->polq.hold_timer)) xfrm_pol_put(policy); @@ -775,7 +775,7 @@ int xfrm_policy_insert(int dir, struct xfrm_policy *policy, int excl) else hlist_add_head(&policy->bydst, chain); __xfrm_policy_link(policy, dir); - atomic_inc(&net->xfrm.flow_cache_genid); + atomic_inc_unchecked(&net->xfrm.flow_cache_genid); /* After previous checking, family can either be AF_INET or AF_INET6 */ if (policy->family == AF_INET) @@ -1878,7 +1878,7 @@ xfrm_resolve_and_create_bundle(struct xfrm_policy **pols, int num_pols, xdst->num_pols = num_pols; memcpy(xdst->pols, pols, sizeof(struct xfrm_policy *) * num_pols); - xdst->policy_genid = atomic_read(&pols[0]->genid); + xdst->policy_genid = atomic_read_unchecked(&pols[0]->genid); return xdst; } @@ -2691,10 +2691,11 @@ void xfrm_garbage_collect(struct net *net) } EXPORT_SYMBOL(xfrm_garbage_collect); -static void xfrm_garbage_collect_deferred(struct net *net) +void xfrm_garbage_collect_deferred(struct net *net) { flow_cache_flush_deferred(net); } +EXPORT_SYMBOL(xfrm_garbage_collect_deferred); static void xfrm_init_pmtu(struct dst_entry *dst) { @@ -2744,7 +2745,7 @@ static int xfrm_bundle_ok(struct xfrm_dst *first) if (xdst->xfrm_genid != dst->xfrm->genid) return 0; if (xdst->num_pols > 0 && - xdst->policy_genid != atomic_read(&xdst->pols[0]->genid)) + xdst->policy_genid != atomic_read_unchecked(&xdst->pols[0]->genid)) return 0; mtu = dst_mtu(dst->child); @@ -2832,8 +2833,6 @@ int xfrm_policy_register_afinfo(struct xfrm_policy_afinfo *afinfo) dst_ops->link_failure = xfrm_link_failure; if (likely(dst_ops->neigh_lookup == NULL)) dst_ops->neigh_lookup = xfrm_neigh_lookup; - if (likely(afinfo->garbage_collect == NULL)) - afinfo->garbage_collect = xfrm_garbage_collect_deferred; rcu_assign_pointer(xfrm_policy_afinfo[afinfo->family], afinfo); } spin_unlock(&xfrm_policy_afinfo_lock); @@ -2887,7 +2886,6 @@ int xfrm_policy_unregister_afinfo(struct xfrm_policy_afinfo *afinfo) dst_ops->check = NULL; dst_ops->negative_advice = NULL; dst_ops->link_failure = NULL; - afinfo->garbage_collect = NULL; } return err; } @@ -3285,7 +3283,7 @@ static int xfrm_policy_migrate(struct xfrm_policy *pol, sizeof(pol->xfrm_vec[i].saddr)); pol->xfrm_vec[i].encap_family = mp->new_family; /* flush bundles */ - atomic_inc(&pol->genid); + atomic_inc_unchecked(&pol->genid); } } diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c index 9895a8c..e1f3bfb 100644 --- a/net/xfrm/xfrm_state.c +++ b/net/xfrm/xfrm_state.c @@ -166,12 +166,14 @@ int xfrm_register_type(const struct xfrm_type *type, unsigned short family) if (unlikely(afinfo == NULL)) return -EAFNOSUPPORT; - typemap = afinfo->type_map; + typemap = (const struct xfrm_type **)afinfo->type_map; spin_lock_bh(&xfrm_type_lock); - if (likely(typemap[type->proto] == NULL)) + if (likely(typemap[type->proto] == NULL)) { + pax_open_kernel(); typemap[type->proto] = type; - else + pax_close_kernel(); + } else err = -EEXIST; spin_unlock_bh(&xfrm_type_lock); xfrm_state_put_afinfo(afinfo); @@ -187,13 +189,16 @@ int xfrm_unregister_type(const struct xfrm_type *type, unsigned short family) if (unlikely(afinfo == NULL)) return -EAFNOSUPPORT; - typemap = afinfo->type_map; + typemap = (const struct xfrm_type **)afinfo->type_map; spin_lock_bh(&xfrm_type_lock); if (unlikely(typemap[type->proto] != type)) err = -ENOENT; - else + else { + pax_open_kernel(); typemap[type->proto] = NULL; + pax_close_kernel(); + } spin_unlock_bh(&xfrm_type_lock); xfrm_state_put_afinfo(afinfo); return err; @@ -203,7 +208,6 @@ EXPORT_SYMBOL(xfrm_unregister_type); static const struct xfrm_type *xfrm_get_type(u8 proto, unsigned short family) { struct xfrm_state_afinfo *afinfo; - const struct xfrm_type **typemap; const struct xfrm_type *type; int modload_attempted = 0; @@ -211,9 +215,8 @@ retry: afinfo = xfrm_state_get_afinfo(family); if (unlikely(afinfo == NULL)) return NULL; - typemap = afinfo->type_map; - type = typemap[proto]; + type = afinfo->type_map[proto]; if (unlikely(type && !try_module_get(type->owner))) type = NULL; if (!type && !modload_attempted) { @@ -247,7 +250,7 @@ int xfrm_register_mode(struct xfrm_mode *mode, int family) return -EAFNOSUPPORT; err = -EEXIST; - modemap = afinfo->mode_map; + modemap = (struct xfrm_mode **)afinfo->mode_map; spin_lock_bh(&xfrm_mode_lock); if (modemap[mode->encap]) goto out; @@ -256,8 +259,10 @@ int xfrm_register_mode(struct xfrm_mode *mode, int family) if (!try_module_get(afinfo->owner)) goto out; - mode->afinfo = afinfo; + pax_open_kernel(); + *(const void **)&mode->afinfo = afinfo; modemap[mode->encap] = mode; + pax_close_kernel(); err = 0; out: @@ -281,10 +286,12 @@ int xfrm_unregister_mode(struct xfrm_mode *mode, int family) return -EAFNOSUPPORT; err = -ENOENT; - modemap = afinfo->mode_map; + modemap = (struct xfrm_mode **)afinfo->mode_map; spin_lock_bh(&xfrm_mode_lock); if (likely(modemap[mode->encap] == mode)) { + pax_open_kernel(); modemap[mode->encap] = NULL; + pax_close_kernel(); module_put(mode->afinfo->owner); err = 0; } @@ -1505,10 +1512,10 @@ EXPORT_SYMBOL(xfrm_find_acq_byseq); u32 xfrm_get_acqseq(void) { u32 res; - static atomic_t acqseq; + static atomic_unchecked_t acqseq; do { - res = atomic_inc_return(&acqseq); + res = atomic_inc_return_unchecked(&acqseq); } while (!res); return res; diff --git a/net/xfrm/xfrm_sysctl.c b/net/xfrm/xfrm_sysctl.c index 05a6e3d..6716ec9 100644 --- a/net/xfrm/xfrm_sysctl.c +++ b/net/xfrm/xfrm_sysctl.c @@ -42,7 +42,7 @@ static struct ctl_table xfrm_table[] = { int __net_init xfrm_sysctl_init(struct net *net) { - struct ctl_table *table; + ctl_table_no_const *table; __xfrm_sysctl_init(net); diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include index 1db6d73..0819042 100644 --- a/scripts/Kbuild.include +++ b/scripts/Kbuild.include @@ -146,7 +146,7 @@ cc-ifversion = $(shell [ $(cc-version) $(1) $(2) ] && echo $(3) || echo $(4)) # cc-ldoption # Usage: ldflags += $(call cc-ldoption, -Wl$(comma)--hash-style=both) cc-ldoption = $(call try-run,\ - $(CC) $(1) -nostdlib -x c /dev/null -o "$$TMP",$(1),$(2)) + $(CC) $(1) -Wl,-r -nostdlib -x c /dev/null -o "$$TMP",$(1),$(2)) # ld-option # Usage: LDFLAGS += $(call ld-option, -X) diff --git a/scripts/Makefile.build b/scripts/Makefile.build index 01df30a..b687dbf 100644 --- a/scripts/Makefile.build +++ b/scripts/Makefile.build @@ -60,7 +60,7 @@ endif endif # Do not include host rules unless needed -ifneq ($(hostprogs-y)$(hostprogs-m),) +ifneq ($(hostprogs-y)$(hostprogs-m)$(hostlibs-y)$(hostlibs-m)$(hostcxxlibs-y)$(hostcxxlibs-m),) include scripts/Makefile.host endif diff --git a/scripts/Makefile.clean b/scripts/Makefile.clean index 55c96cb..e4e88ab 100644 --- a/scripts/Makefile.clean +++ b/scripts/Makefile.clean @@ -38,7 +38,8 @@ subdir-ymn := $(addprefix $(obj)/,$(subdir-ymn)) __clean-files := $(extra-y) $(extra-m) $(extra-) \ $(always) $(targets) $(clean-files) \ $(host-progs) \ - $(hostprogs-y) $(hostprogs-m) $(hostprogs-) + $(hostprogs-y) $(hostprogs-m) $(hostprogs-) \ + $(hostlibs-y) $(hostlibs-m) $(hostlibs-) __clean-files := $(filter-out $(no-clean-files), $(__clean-files)) diff --git a/scripts/Makefile.host b/scripts/Makefile.host index 133edfa..4d180d9 100644 --- a/scripts/Makefile.host +++ b/scripts/Makefile.host @@ -20,7 +20,25 @@ # Will compile qconf as a C++ program, and menu as a C program. # They are linked as C++ code to the executable qconf +# hostprogs-y := conf +# conf-objs := conf.o libkconfig.so +# libkconfig-objs := expr.o type.o +# Will create a shared library named libkconfig.so that consists of +# expr.o and type.o (they are both compiled as C code and the object files +# are made as position independent code). +# conf.c is compiled as a C program, and conf.o is linked together with +# libkconfig.so as the executable conf. +# Note: Shared libraries consisting of C++ files are not supported + +# hostcc-option +# Usage: cflags-y += $(call hostcc-option,-march=winchip-c6,-march=i586) + +hostcc-option = $(call try-run,\ + $(HOSTCC) $(HOSTCFLAGS) $(HOST_EXTRACFLAGS) $(1) -c -x c /dev/null -o "$$TMP",$(1),$(2)) + __hostprogs := $(sort $(hostprogs-y) $(hostprogs-m)) +__hostlibs := $(sort $(hostlibs-y) $(hostlibs-m)) +__hostcxxlibs := $(sort $(hostcxxlibs-y) $(hostcxxlibs-m)) # C code # Executables compiled from a single .c file @@ -42,6 +60,19 @@ host-cxxmulti := $(foreach m,$(__hostprogs),$(if $($(m)-cxxobjs),$(m))) # C++ Object (.o) files compiled from .cc files host-cxxobjs := $(sort $(foreach m,$(host-cxxmulti),$($(m)-cxxobjs))) +# Shared libaries (only .c supported) +# Shared libraries (.so) - all .so files referenced in "xxx-objs" +host-cshlib := $(sort $(filter %.so, $(host-cobjs))) +host-cshlib += $(sort $(filter %.so, $(__hostlibs))) +host-cxxshlib := $(sort $(filter %.so, $(__hostcxxlibs))) +# Remove .so files from "xxx-objs" +host-cobjs := $(filter-out %.so,$(host-cobjs)) +host-cxxobjs := $(filter-out %.so,$(host-cxxobjs)) + +# Object (.o) files used by the shared libaries +host-cshobjs := $(sort $(foreach m,$(host-cshlib),$($(m:.so=-objs)))) +host-cxxshobjs := $(sort $(foreach m,$(host-cxxshlib),$($(m:.so=-objs)))) + # output directory for programs/.o files # hostprogs-y := tools/build may have been specified. # Retrieve also directory of .o files from prog-objs or prog-cxxobjs notation @@ -56,6 +87,10 @@ host-cmulti := $(addprefix $(obj)/,$(host-cmulti)) host-cobjs := $(addprefix $(obj)/,$(host-cobjs)) host-cxxmulti := $(addprefix $(obj)/,$(host-cxxmulti)) host-cxxobjs := $(addprefix $(obj)/,$(host-cxxobjs)) +host-cshlib := $(addprefix $(obj)/,$(host-cshlib)) +host-cxxshlib := $(addprefix $(obj)/,$(host-cxxshlib)) +host-cshobjs := $(addprefix $(obj)/,$(host-cshobjs)) +host-cxxshobjs := $(addprefix $(obj)/,$(host-cxxshobjs)) host-objdirs := $(addprefix $(obj)/,$(host-objdirs)) obj-dirs += $(host-objdirs) @@ -124,5 +159,37 @@ quiet_cmd_host-cxxobjs = HOSTCXX $@ $(host-cxxobjs): $(obj)/%.o: $(src)/%.cc FORCE $(call if_changed_dep,host-cxxobjs) +# Compile .c file, create position independent .o file +# host-cshobjs -> .o +quiet_cmd_host-cshobjs = HOSTCC -fPIC $@ + cmd_host-cshobjs = $(HOSTCC) $(hostc_flags) -fPIC -c -o $@ $< +$(host-cshobjs): $(obj)/%.o: $(src)/%.c FORCE + $(call if_changed_dep,host-cshobjs) + +# Compile .c file, create position independent .o file +# host-cxxshobjs -> .o +quiet_cmd_host-cxxshobjs = HOSTCXX -fPIC $@ + cmd_host-cxxshobjs = $(HOSTCXX) $(hostcxx_flags) -fPIC -c -o $@ $< +$(host-cxxshobjs): $(obj)/%.o: $(src)/%.c FORCE + $(call if_changed_dep,host-cxxshobjs) + +# Link a shared library, based on position independent .o files +# *.o -> .so shared library (host-cshlib) +quiet_cmd_host-cshlib = HOSTLLD -shared $@ + cmd_host-cshlib = $(HOSTCC) $(HOSTLDFLAGS) -shared -o $@ \ + $(addprefix $(obj)/,$($(@F:.so=-objs))) \ + $(HOST_LOADLIBES) $(HOSTLOADLIBES_$(@F)) +$(host-cshlib): $(obj)/%: $(host-cshobjs) FORCE + $(call if_changed,host-cshlib) + +# Link a shared library, based on position independent .o files +# *.o -> .so shared library (host-cxxshlib) +quiet_cmd_host-cxxshlib = HOSTLLD -shared $@ + cmd_host-cxxshlib = $(HOSTCXX) $(HOSTLDFLAGS) -shared -o $@ \ + $(addprefix $(obj)/,$($(@F:.so=-objs))) \ + $(HOST_LOADLIBES) $(HOSTLOADLIBES_$(@F)) +$(host-cxxshlib): $(obj)/%: $(host-cxxshobjs) FORCE + $(call if_changed,host-cxxshlib) + targets += $(host-csingle) $(host-cmulti) $(host-cobjs)\ - $(host-cxxmulti) $(host-cxxobjs) + $(host-cxxmulti) $(host-cxxobjs) $(host-cshlib) $(host-cshobjs) $(host-cxxshlib) $(host-cxxshobjs) diff --git a/scripts/basic/fixdep.c b/scripts/basic/fixdep.c index c68fd61..f9a3b74 100644 --- a/scripts/basic/fixdep.c +++ b/scripts/basic/fixdep.c @@ -161,7 +161,7 @@ static unsigned int strhash(const char *str, unsigned int sz) /* * Lookup a value in the configuration string. */ -static int is_defined_config(const char *name, int len, unsigned int hash) +static int is_defined_config(const char *name, unsigned int len, unsigned int hash) { struct item *aux; @@ -194,10 +194,10 @@ static void define_config(const char *name, int len, unsigned int hash) /* * Record the use of a CONFIG_* word. */ -static void use_config(const char *m, int slen) +static void use_config(const char *m, unsigned int slen) { unsigned int hash = strhash(m, slen); - int c, i; + unsigned int c, i; if (is_defined_config(m, slen, hash)) return; @@ -218,9 +218,9 @@ static void use_config(const char *m, int slen) static void parse_config_file(const char *map, size_t len) { - const int *end = (const int *) (map + len); + const unsigned int *end = (const unsigned int *) (map + len); /* start at +1, so that p can never be < map */ - const int *m = (const int *) map + 1; + const unsigned int *m = (const unsigned int *) map + 1; const char *p, *q; for (; m < end; m++) { @@ -417,7 +417,7 @@ static void print_deps(void) static void traps(void) { static char test[] __attribute__((aligned(sizeof(int)))) = "CONF"; - int *p = (int *)test; + unsigned int *p = (unsigned int *)test; if (*p != INT_CONF) { fprintf(stderr, "fixdep: sizeof(int) != 4 or wrong endianness? %#x\n", diff --git a/scripts/dtc/checks.c b/scripts/dtc/checks.c index e81a8c74..a615ad7 100644 --- a/scripts/dtc/checks.c +++ b/scripts/dtc/checks.c @@ -277,7 +277,7 @@ NODE_ERROR(duplicate_property_names, NULL); static void check_node_name_chars(struct check *c, struct node *dt, struct node *node) { - int n = strspn(node->name, c->data); + size_t n = strspn(node->name, c->data); if (n < strlen(node->name)) FAIL(c, "Bad character '%c' in node %s", @@ -297,7 +297,7 @@ NODE_ERROR(node_name_format, NULL, &node_name_chars); static void check_property_name_chars(struct check *c, struct node *dt, struct node *node, struct property *prop) { - int n = strspn(prop->name, c->data); + size_t n = strspn(prop->name, c->data); if (n < strlen(prop->name)) FAIL(c, "Bad character '%c' in property name \"%s\", node %s", @@ -399,7 +399,7 @@ static void check_explicit_phandles(struct check *c, struct node *root, phandle = propval_cell(prop); - if ((phandle == 0) || (phandle == -1)) { + if ((phandle == 0) || (phandle == ~0U)) { FAIL(c, "%s has bad value (0x%x) in %s property", node->fullpath, phandle, prop->name); return; @@ -462,7 +462,7 @@ static void fixup_phandle_references(struct check *c, struct node *dt, cell_t phandle; for_each_marker_of_type(m, REF_PHANDLE) { - assert(m->offset + sizeof(cell_t) <= prop->val.len); + assert(m->offset + (int)sizeof(cell_t) <= prop->val.len); refnode = get_node_by_ref(dt, m->ref); if (! refnode) { @@ -688,7 +688,7 @@ static void enable_warning_error(struct check *c, bool warn, bool error) static void disable_warning_error(struct check *c, bool warn, bool error) { - int i; + size_t i; /* Lowering level, also lower it for things this is the prereq * for */ @@ -709,7 +709,7 @@ static void disable_warning_error(struct check *c, bool warn, bool error) void parse_checks_option(bool warn, bool error, const char *arg) { - int i; + size_t i; const char *name = arg; bool enable = true; @@ -737,7 +737,7 @@ void parse_checks_option(bool warn, bool error, const char *arg) void process_checks(bool force, struct boot_info *bi) { struct node *dt = bi->dt; - int i; + size_t i; int error = 0; for (i = 0; i < ARRAY_SIZE(check_table); i++) { diff --git a/scripts/dtc/data.c b/scripts/dtc/data.c index 8cae237..dcdab66 100644 --- a/scripts/dtc/data.c +++ b/scripts/dtc/data.c @@ -94,10 +94,10 @@ struct data data_copy_file(FILE *f, size_t maxlen) { struct data d = empty_data; - while (!feof(f) && (d.len < maxlen)) { + while (!feof(f) && ((size_t)d.len < maxlen)) { size_t chunksize, ret; - if (maxlen == -1) + if (maxlen == ~0UL) chunksize = 4096; else chunksize = maxlen - d.len; @@ -108,7 +108,7 @@ struct data data_copy_file(FILE *f, size_t maxlen) if (ferror(f)) die("Error reading file into data: %s", strerror(errno)); - if (d.len + ret < d.len) + if (d.len + ret < (size_t)d.len) die("Overflow reading file into data\n"); d.len += ret; diff --git a/scripts/dtc/flattree.c b/scripts/dtc/flattree.c index bd99fa2..e04d08d 100644 --- a/scripts/dtc/flattree.c +++ b/scripts/dtc/flattree.c @@ -178,7 +178,7 @@ static void asm_emit_data(void *e, struct data d) for_each_marker_of_type(m, LABEL) emit_offset_label(f, m->ref, m->offset); - while ((d.len - off) >= sizeof(uint32_t)) { + while ((d.len - off) >= (int)sizeof(uint32_t)) { asm_emit_cell(e, fdt32_to_cpu(*((uint32_t *)(d.val+off)))); off += sizeof(uint32_t); } @@ -369,7 +369,7 @@ static void make_fdt_header(struct fdt_header *fdt, void dt_to_blob(FILE *f, struct boot_info *bi, int version) { struct version_info *vi = NULL; - int i; + size_t i; struct data blob = empty_data; struct data reservebuf = empty_data; struct data dtbuf = empty_data; @@ -463,7 +463,7 @@ static void dump_stringtable_asm(FILE *f, struct data strbuf) void dt_to_asm(FILE *f, struct boot_info *bi, int version) { struct version_info *vi = NULL; - int i; + size_t i; struct data strbuf = empty_data; struct reserve_info *re; const char *symprefix = "dt"; @@ -543,7 +543,7 @@ void dt_to_asm(FILE *f, struct boot_info *bi, int version) ASM_EMIT_BELONG(f, "0x%08x", (unsigned int)(re->re.size >> 32)); ASM_EMIT_BELONG(f, "0x%08x", (unsigned int)(re->re.size & 0xffffffff)); } - for (i = 0; i < reservenum; i++) { + for (i = 0; i < (size_t)reservenum; i++) { fprintf(f, "\t.long\t0, 0\n\t.long\t0, 0\n"); } diff --git a/scripts/dtc/livetree.c b/scripts/dtc/livetree.c index e229b84..7141e8e 100644 --- a/scripts/dtc/livetree.c +++ b/scripts/dtc/livetree.c @@ -492,7 +492,7 @@ struct node *get_node_by_phandle(struct node *tree, cell_t phandle) { struct node *child, *node; - assert((phandle != 0) && (phandle != -1)); + assert((phandle != 0) && (phandle != ~0U)); if (tree->phandle == phandle) { if (tree->deleted) @@ -523,7 +523,7 @@ cell_t get_node_phandle(struct node *root, struct node *node) { static cell_t phandle = 1; /* FIXME: ick, static local */ - if ((node->phandle != 0) && (node->phandle != -1)) + if ((node->phandle != 0) && (node->phandle != ~0U)) return node->phandle; while (get_node_by_phandle(root, phandle)) diff --git a/scripts/gcc-plugin.sh b/scripts/gcc-plugin.sh new file mode 100644 index 0000000..eaa4fce --- /dev/null +++ b/scripts/gcc-plugin.sh @@ -0,0 +1,51 @@ +#!/bin/sh +srctree=$(dirname "$0") +gccplugins_dir=$($3 -print-file-name=plugin) +plugincc=$($1 -E -x c++ - -o /dev/null -I"${srctree}"/../tools/gcc -I"${gccplugins_dir}"/include 2>&1 <<EOF +#include "gcc-common.h" +#if BUILDING_GCC_VERSION >= 4008 || defined(ENABLE_BUILD_WITH_CXX) +#warning $2 CXX +#else +#warning $1 CC +#endif +EOF +) + +if [ $? -ne 0 ] +then + exit 1 +fi + +case "$plugincc" in + *"$1 CC"*) + echo "$1" + exit 0 + ;; + + *"$2 CXX"*) + # the c++ compiler needs another test, see below + ;; + + *) + exit 1 + ;; +esac + +# we need a c++ compiler that supports the designated initializer GNU extension +plugincc=$($2 -c -x c++ -std=gnu++98 - -fsyntax-only -I"${srctree}"/../tools/gcc -I"${gccplugins_dir}"/include 2>&1 <<EOF +#include "gcc-common.h" +class test { +public: + int test; +} test = { + .test = 1 +}; +EOF +) + +if [ $? -eq 0 ] +then + echo "$2" + exit 0 +fi +exit 1 diff --git a/scripts/headers_install.sh b/scripts/headers_install.sh index fdebd66..a349e33 100755 --- a/scripts/headers_install.sh +++ b/scripts/headers_install.sh @@ -32,6 +32,7 @@ do FILE="$(basename "$i")" sed -r \ -e 's/([ \t(])(__user|__force|__iomem)[ \t]/\1/g' \ + -e 's/__intentional_overflow\([- \t,0-9]*\)//g' \ -e 's/__attribute_const__([ \t]|$)/\1/g' \ -e 's@^#include <linux/compiler.h>@@' \ -e 's/(^|[^a-zA-Z0-9])__packed([^a-zA-Z0-9_]|$)/\1__attribute__((packed))\2/g' \ diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c index 8fa81e8..a9ac144 100644 --- a/scripts/kallsyms.c +++ b/scripts/kallsyms.c @@ -89,7 +89,7 @@ static inline int is_arm_mapping_symbol(const char *str) } static int check_symbol_range(const char *sym, unsigned long long addr, - struct addr_range *ranges, int entries) + struct addr_range *ranges, size_t entries) { size_t i; struct addr_range *ar; @@ -178,7 +178,7 @@ static int read_symbol(FILE *in, struct sym_entry *s) } static int symbol_in_range(struct sym_entry *s, struct addr_range *ranges, - int entries) + size_t entries) { size_t i; struct addr_range *ar; diff --git a/scripts/kconfig/lkc.h b/scripts/kconfig/lkc.h index 91ca126..5f7cad6 100644 --- a/scripts/kconfig/lkc.h +++ b/scripts/kconfig/lkc.h @@ -108,7 +108,8 @@ void menu_add_expr(enum prop_type type, struct expr *expr, struct expr *dep); void menu_add_symbol(enum prop_type type, struct symbol *sym, struct expr *dep); void menu_add_option(int token, char *arg); void menu_finalize(struct menu *parent); -void menu_set_type(int type); +enum symbol_type; +void menu_set_type(enum symbol_type type); /* util.c */ struct file *file_lookup(const char *name); @@ -123,7 +124,7 @@ struct gstr { * when max_width is not zero long lines in string s (if any) get * wrapped not to exceed the max_width value */ - int max_width; + size_t max_width; }; struct gstr str_new(void); void str_free(struct gstr *gs); diff --git a/scripts/kconfig/menu.c b/scripts/kconfig/menu.c index b05cc3d..72fb2a8 100644 --- a/scripts/kconfig/menu.c +++ b/scripts/kconfig/menu.c @@ -109,7 +109,7 @@ void menu_add_dep(struct expr *dep) current_entry->dep = expr_alloc_and(current_entry->dep, menu_check_dep(dep)); } -void menu_set_type(int type) +void menu_set_type(enum symbol_type type) { struct symbol *sym = current_entry->sym; diff --git a/scripts/kconfig/symbol.c b/scripts/kconfig/symbol.c index 50878dc..755b89d 100644 --- a/scripts/kconfig/symbol.c +++ b/scripts/kconfig/symbol.c @@ -956,7 +956,7 @@ const char *sym_escape_string_value(const char *in) struct sym_match { struct symbol *sym; - off_t so, eo; + regoff_t so, eo; }; /* Compare matched symbols as thus: @@ -978,8 +978,8 @@ static int sym_rel_comp(const void *sym1, const void *sym2) * exactly; if this is the case, we can't decide which comes first, * and we fallback to sorting alphabetically. */ - exact1 = (s1->eo - s1->so) == strlen(s1->sym->name); - exact2 = (s2->eo - s2->so) == strlen(s2->sym->name); + exact1 = (s1->eo - s1->so) == (long)strlen(s1->sym->name); + exact2 = (s2->eo - s2->so) == (long)strlen(s2->sym->name); if (exact1 && !exact2) return -1; if (!exact1 && exact2) diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh index 1a10d8a..843fdce 100755 --- a/scripts/link-vmlinux.sh +++ b/scripts/link-vmlinux.sh @@ -179,7 +179,7 @@ else fi; # final build of init/ -${MAKE} -f "${srctree}/scripts/Makefile.build" obj=init +${MAKE} -f "${srctree}/scripts/Makefile.build" obj=init GCC_PLUGINS_CFLAGS="${GCC_PLUGINS_CFLAGS}" GCC_PLUGINS_AFLAGS="${GCC_PLUGINS_AFLAGS}" kallsymso="" kallsyms_vmlinux="" diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c index 5f20882..d914642 100644 --- a/scripts/mod/file2alias.c +++ b/scripts/mod/file2alias.c @@ -154,7 +154,7 @@ static void device_id_check(const char *modname, const char *device_id, unsigned long size, unsigned long id_size, void *symval) { - int i; + unsigned int i; if (size % id_size || size < id_size) { fatal("%s: sizeof(struct %s_device_id)=%lu is not a modulo " @@ -183,7 +183,7 @@ static void device_id_check(const char *modname, const char *device_id, /* USB is special because the bcdDevice can be matched against a numeric range */ /* Looks like "usb:vNpNdNdcNdscNdpNicNiscNipNinN" */ static void do_usb_entry(void *symval, - unsigned int bcdDevice_initial, int bcdDevice_initial_digits, + unsigned int bcdDevice_initial, unsigned int bcdDevice_initial_digits, unsigned char range_lo, unsigned char range_hi, unsigned char max, struct module *mod) { @@ -293,7 +293,7 @@ static void do_usb_entry_multi(void *symval, struct module *mod) { unsigned int devlo, devhi; unsigned char chi, clo, max; - int ndigits; + unsigned int ndigits; DEF_FIELD(symval, usb_device_id, match_flags); DEF_FIELD(symval, usb_device_id, idVendor); @@ -574,7 +574,7 @@ static void do_pnp_device_entry(void *symval, unsigned long size, for (i = 0; i < count; i++) { DEF_FIELD_ADDR(symval + i*id_size, pnp_device_id, id); char acpi_id[sizeof(*id)]; - int j; + unsigned int j; buf_printf(&mod->dev_table_buf, "MODULE_ALIAS(\"pnp:d%s*\");\n", *id); @@ -603,7 +603,7 @@ static void do_pnp_card_entries(void *symval, unsigned long size, for (j = 0; j < PNP_MAX_DEVICES; j++) { const char *id = (char *)(*devs)[j].id; - int i2, j2; + unsigned int i2, j2; int dup = 0; if (!id[0]) @@ -629,7 +629,7 @@ static void do_pnp_card_entries(void *symval, unsigned long size, /* add an individual alias for every device entry */ if (!dup) { char acpi_id[PNP_ID_LEN]; - int k; + unsigned int k; buf_printf(&mod->dev_table_buf, "MODULE_ALIAS(\"pnp:d%s*\");\n", id); @@ -979,7 +979,7 @@ static void dmi_ascii_filter(char *d, const char *s) static int do_dmi_entry(const char *filename, void *symval, char *alias) { - int i, j; + unsigned int i, j; DEF_FIELD_ADDR(symval, dmi_system_id, matches); sprintf(alias, "dmi*"); diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c index 12d3db3..be51548 100644 --- a/scripts/mod/modpost.c +++ b/scripts/mod/modpost.c @@ -943,6 +943,7 @@ enum mismatch { ANY_EXIT_TO_ANY_INIT, EXPORT_TO_INIT_EXIT, EXTABLE_TO_NON_TEXT, + DATA_TO_TEXT }; /** @@ -1069,6 +1070,12 @@ static const struct sectioncheck sectioncheck[] = { .good_tosec = {ALL_TEXT_SECTIONS , NULL}, .mismatch = EXTABLE_TO_NON_TEXT, .handler = extable_mismatch_handler, +}, +/* Do not reference code from writable data */ +{ + .fromsec = { DATA_SECTIONS, NULL }, + .bad_tosec = { ALL_TEXT_SECTIONS, NULL }, + .mismatch = DATA_TO_TEXT } }; @@ -1218,10 +1225,10 @@ static Elf_Sym *find_elf_symbol(struct elf_info *elf, Elf64_Sword addr, continue; if (ELF_ST_TYPE(sym->st_info) == STT_SECTION) continue; - if (sym->st_value == addr) - return sym; /* Find a symbol nearby - addr are maybe negative */ d = sym->st_value - addr; + if (d == 0) + return sym; if (d < 0) d = addr - sym->st_value; if (d < distance) { @@ -1504,6 +1511,14 @@ static void report_sec_mismatch(const char *modname, fatal("There's a special handler for this mismatch type, " "we should never get here."); break; + case DATA_TO_TEXT: +#if 0 + fprintf(stderr, + "The %s %s:%s references\n" + "the %s %s:%s%s\n", + from, fromsec, fromsym, to, tosec, tosym, to_p); +#endif + break; } fprintf(stderr, "\n"); } @@ -1893,7 +1908,7 @@ static void section_rel(const char *modname, struct elf_info *elf, static void check_sec_ref(struct module *mod, const char *modname, struct elf_info *elf) { - int i; + unsigned int i; Elf_Shdr *sechdrs = elf->sechdrs; /* Walk through all sections */ @@ -2024,7 +2039,7 @@ void __attribute__((format(printf, 2, 3))) buf_printf(struct buffer *buf, va_end(ap); } -void buf_write(struct buffer *buf, const char *s, int len) +void buf_write(struct buffer *buf, const char *s, unsigned int len) { if (buf->size - buf->pos < len) { buf->size += len + SZ; @@ -2243,7 +2258,7 @@ static void write_if_changed(struct buffer *b, const char *fname) if (fstat(fileno(file), &st) < 0) goto close_write; - if (st.st_size != b->pos) + if (st.st_size != (off_t)b->pos) goto close_write; tmp = NOFAIL(malloc(b->pos)); diff --git a/scripts/mod/modpost.h b/scripts/mod/modpost.h index 6a5e151..f2fbaf5 100644 --- a/scripts/mod/modpost.h +++ b/scripts/mod/modpost.h @@ -98,15 +98,15 @@ void *do_nofail(void *ptr, const char *expr); struct buffer { char *p; - int pos; - int size; + unsigned int pos; + unsigned int size; }; void __attribute__((format(printf, 2, 3))) buf_printf(struct buffer *buf, const char *fmt, ...); void -buf_write(struct buffer *buf, const char *s, int len); +buf_write(struct buffer *buf, const char *s, unsigned int len); struct module { struct module *next; diff --git a/scripts/mod/sumversion.c b/scripts/mod/sumversion.c index 944418d..15291e4 100644 --- a/scripts/mod/sumversion.c +++ b/scripts/mod/sumversion.c @@ -470,7 +470,7 @@ static void write_version(const char *filename, const char *sum, goto out; } - if (write(fd, sum, strlen(sum)+1) != strlen(sum)+1) { + if (write(fd, sum, strlen(sum)+1) != (ssize_t)strlen(sum)+1) { warn("writing sum in %s failed: %s\n", filename, strerror(errno)); goto out; diff --git a/scripts/module-common.lds b/scripts/module-common.lds index 73a2c7d..df11b31 100644 --- a/scripts/module-common.lds +++ b/scripts/module-common.lds @@ -6,6 +6,10 @@ SECTIONS { /DISCARD/ : { *(.discard) } + .rodata 0: { + *(.rodata) *(.rodata.*) + *(.data..read_only) + } __ksymtab 0 : { *(SORT(___ksymtab+*)) } __ksymtab_gpl 0 : { *(SORT(___ksymtab_gpl+*)) } __ksymtab_unused 0 : { *(SORT(___ksymtab_unused+*)) } diff --git a/scripts/package/Makefile b/scripts/package/Makefile index 1aca224..3c71eb0 100644 --- a/scripts/package/Makefile +++ b/scripts/package/Makefile @@ -40,7 +40,7 @@ if test "$(objtree)" != "$(srctree)"; then \ fi ; \ $(srctree)/scripts/setlocalversion --save-scmversion; \ ln -sf $(srctree) $(2); \ -tar -cz $(RCS_TAR_IGNORE) -f $(2).tar.gz \ +tar --owner=root --group=root -cz $(RCS_TAR_IGNORE) -f $(2).tar.gz \ $(addprefix $(2)/,$(TAR_CONTENT) $(3)); \ rm -f $(2) $(objtree)/.scmversion diff --git a/scripts/package/builddeb b/scripts/package/builddeb index b967e4f..fcd537d 100755 --- a/scripts/package/builddeb +++ b/scripts/package/builddeb @@ -317,6 +317,7 @@ fi (cd $srctree; find arch/$SRCARCH -name module.lds -o -name Kbuild.platforms -o -name Platform) >> "$objtree/debian/hdrsrcfiles" (cd $srctree; find $(find arch/$SRCARCH -name include -o -name scripts -type d) -type f) >> "$objtree/debian/hdrsrcfiles" (cd $objtree; find arch/$SRCARCH/include Module.symvers include scripts -type f) >> "$objtree/debian/hdrobjfiles" +(cd $objtree; find tools/gcc -name \*.so -o -name gcc-common.h) >> "$objtree/debian/hdrobjfiles" destdir=$kernel_headers_dir/usr/src/linux-headers-$version mkdir -p "$destdir" (cd $srctree; tar -c -f - -T -) < "$objtree/debian/hdrsrcfiles" | (cd $destdir; tar -xf -) diff --git a/scripts/package/mkspec b/scripts/package/mkspec index 71004da..3874acb 100755 --- a/scripts/package/mkspec +++ b/scripts/package/mkspec @@ -120,29 +120,40 @@ echo 'rm -f $RPM_BUILD_ROOT'"/lib/modules/$KERNELRELEASE/{build,source}" echo "mkdir -p "'$RPM_BUILD_ROOT'"/usr/src/kernels/$KERNELRELEASE" echo "EXCLUDES=\"$RCS_TAR_IGNORE --exclude .tmp_versions --exclude=*vmlinux* --exclude=*.o --exclude=*.ko --exclude=*.cmd --exclude=Documentation --exclude=firmware --exclude .config.old --exclude .missing-syscalls.d\"" echo "tar "'$EXCLUDES'" -cf- . | (cd "'$RPM_BUILD_ROOT'"/usr/src/kernels/$KERNELRELEASE;tar xvf -)" -echo 'cd $RPM_BUILD_ROOT'"/lib/modules/$KERNELRELEASE" -echo "ln -sf /usr/src/kernels/$KERNELRELEASE build" -echo "ln -sf /usr/src/kernels/$KERNELRELEASE source" fi echo "" echo "%clean" echo 'rm -rf $RPM_BUILD_ROOT' echo "" +echo "%pre" +echo 'chmod -f 0500 /boot' +echo 'if [ -d /lib/modules ]; then' +echo 'chmod -f 0500 /lib/modules' +echo 'fi' +echo 'if [ -d /lib32/modules ]; then' +echo 'chmod -f 0500 /lib32/modules' +echo 'fi' +echo 'if [ -d /lib64/modules ]; then' +echo 'chmod -f 0500 /lib64/modules' +echo 'fi' +echo "" +echo "%post devel" +echo "ln -sf /usr/src/kernels/$KERNELRELEASE /lib/modules/$KERNELRELEASE/build" +echo "ln -sf /usr/src/kernels/$KERNELRELEASE /lib/modules/$KERNELRELEASE/source" +echo "" echo "%post" -echo "if [ -x /sbin/installkernel -a -r /boot/vmlinuz-$KERNELRELEASE -a -r /boot/System.map-$KERNELRELEASE ]; then" -echo "cp /boot/vmlinuz-$KERNELRELEASE /boot/vmlinuz-$KERNELRELEASE-rpm" -echo "cp /boot/System.map-$KERNELRELEASE /boot/System.map-$KERNELRELEASE-rpm" -echo "rm -f /boot/vmlinuz-$KERNELRELEASE /boot/System.map-$KERNELRELEASE" -echo "/sbin/installkernel $KERNELRELEASE /boot/vmlinuz-$KERNELRELEASE-rpm /boot/System.map-$KERNELRELEASE-rpm" -echo "rm -f /boot/vmlinuz-$KERNELRELEASE-rpm /boot/System.map-$KERNELRELEASE-rpm" +echo "if [ -x /sbin/dracut ]; then" +echo '/sbin/new-kernel-pkg --dracut --mkinitrd --depmod --install --make-default '"$KERNELRELEASE"' || exit $?' +echo "else" +echo '/sbin/new-kernel-pkg --mkinitrd --depmod --install --make-default '"$KERNELRELEASE"' || exit $?' echo "fi" echo "" echo "%files" -echo '%defattr (-, root, root)' -echo "/lib/modules/$KERNELRELEASE" +echo '%defattr (400, root, root, 500)' echo "%exclude /lib/modules/$KERNELRELEASE/build" echo "%exclude /lib/modules/$KERNELRELEASE/source" +echo "/lib/modules/$KERNELRELEASE" echo "/lib/firmware/$KERNELRELEASE" echo "/boot/*" echo "" @@ -152,9 +163,11 @@ echo "/usr/include" echo "" if ! $PREBUILT; then echo "%files devel" -echo '%defattr (-, root, root)' +echo '%defattr (400, root, root, 500)' +echo "%dir /lib/modules/$KERNELRELEASE" echo "/usr/src/kernels/$KERNELRELEASE" -echo "/lib/modules/$KERNELRELEASE/build" -echo "/lib/modules/$KERNELRELEASE/source" +echo "%attr (500, root, root) /usr/src/kernels/$KERNELRELEASE/scripts/recordmcount" +echo "%attr (500, root, root) /usr/src/kernels/$KERNELRELEASE/scripts/basic/fixdep" +echo "%attr (500, root, root) /usr/src/kernels/$KERNELRELEASE/scripts/mod/modpost" echo "" fi diff --git a/scripts/pnmtologo.c b/scripts/pnmtologo.c index 4718d78..9220d58 100644 --- a/scripts/pnmtologo.c +++ b/scripts/pnmtologo.c @@ -244,14 +244,14 @@ static void write_header(void) fprintf(out, " * Linux logo %s\n", logoname); fputs(" */\n\n", out); fputs("#include <linux/linux_logo.h>\n\n", out); - fprintf(out, "static unsigned char %s_data[] __initdata = {\n", + fprintf(out, "static unsigned char %s_data[] = {\n", logoname); } static void write_footer(void) { fputs("\n};\n\n", out); - fprintf(out, "const struct linux_logo %s __initconst = {\n", logoname); + fprintf(out, "const struct linux_logo %s = {\n", logoname); fprintf(out, "\t.type\t\t= %s,\n", logo_types[logo_type]); fprintf(out, "\t.width\t\t= %d,\n", logo_width); fprintf(out, "\t.height\t\t= %d,\n", logo_height); @@ -381,7 +381,7 @@ static void write_logo_clut224(void) fputs("\n};\n\n", out); /* write logo clut */ - fprintf(out, "static unsigned char %s_clut[] __initdata = {\n", + fprintf(out, "static unsigned char %s_clut[] = {\n", logoname); write_hex_cnt = 0; for (i = 0; i < logo_clutsize; i++) { diff --git a/scripts/sortextable.h b/scripts/sortextable.h index ba87004..3f4852c 100644 --- a/scripts/sortextable.h +++ b/scripts/sortextable.h @@ -108,9 +108,9 @@ do_func(Elf_Ehdr *ehdr, char const *const fname, table_sort_t custom_sort) const char *secstrtab; const char *strtab; char *extab_image; - int extab_index = 0; - int i; - int idx; + unsigned int extab_index = 0; + unsigned int i; + unsigned int idx; unsigned int num_sections; unsigned int secindex_strings; diff --git a/scripts/tags.sh b/scripts/tags.sh index 8e5aee6..445cf3d 100755 --- a/scripts/tags.sh +++ b/scripts/tags.sh @@ -26,7 +26,7 @@ else fi # ignore userspace tools -ignore="$ignore ( -path ${tree}tools ) -prune -o" +ignore="$ignore ( -path \"${tree}tools/[^g]*\" ) -prune -o" # Find all available archs find_all_archs() diff --git a/security/Kconfig b/security/Kconfig index e452378..3e213c66 100644 --- a/security/Kconfig +++ b/security/Kconfig @@ -4,6 +4,981 @@ menu "Security options" +menu "Grsecurity" + + config ARCH_TRACK_EXEC_LIMIT + bool + + config PAX_KERNEXEC_PLUGIN + bool + + config PAX_PER_CPU_PGD + bool + + config TASK_SIZE_MAX_SHIFT + int + depends on X86_64 + default 47 if !PAX_PER_CPU_PGD + default 42 if PAX_PER_CPU_PGD + + config PAX_ENABLE_PAE + bool + default y if (X86_32 && (MPENTIUM4 || MK8 || MPSC || MCORE2 || MATOM)) + + config PAX_USERCOPY_SLABS + bool + +config GRKERNSEC + bool "Grsecurity" + select CRYPTO + select CRYPTO_SHA256 + select PROC_FS + select STOP_MACHINE + select TTY + select DEBUG_KERNEL + select DEBUG_LIST + select MULTIUSER + help + If you say Y here, you will be able to configure many features + that will enhance the security of your system. It is highly + recommended that you say Y here and read through the help + for each option so that you fully understand the features and + can evaluate their usefulness for your machine. + +choice + prompt "Configuration Method" + depends on GRKERNSEC + default GRKERNSEC_CONFIG_CUSTOM + help + +config GRKERNSEC_CONFIG_AUTO + bool "Automatic" + help + If you choose this configuration method, you'll be able to answer a small + number of simple questions about how you plan to use this kernel. + The settings of grsecurity and PaX will be automatically configured for + the highest commonly-used settings within the provided constraints. + + If you require additional configuration, custom changes can still be made + from the "custom configuration" menu. + +config GRKERNSEC_CONFIG_CUSTOM + bool "Custom" + help + If you choose this configuration method, you'll be able to configure all + grsecurity and PaX settings manually. Via this method, no options are + automatically enabled. + + Take note that if menuconfig is exited with this configuration method + chosen, you will not be able to use the automatic configuration methods + without starting again with a kernel configuration with no grsecurity + or PaX options specified inside. + +endchoice + +choice + prompt "Usage Type" + depends on (GRKERNSEC && GRKERNSEC_CONFIG_AUTO) + default GRKERNSEC_CONFIG_SERVER + help + +config GRKERNSEC_CONFIG_SERVER + bool "Server" + help + Choose this option if you plan to use this kernel on a server. + +config GRKERNSEC_CONFIG_DESKTOP + bool "Desktop" + help + Choose this option if you plan to use this kernel on a desktop. + +endchoice + +choice + prompt "Virtualization Type" + depends on (GRKERNSEC && X86 && GRKERNSEC_CONFIG_AUTO) + default GRKERNSEC_CONFIG_VIRT_NONE + help + +config GRKERNSEC_CONFIG_VIRT_NONE + bool "None" + help + Choose this option if this kernel will be run on bare metal. + +config GRKERNSEC_CONFIG_VIRT_GUEST + bool "Guest" + help + Choose this option if this kernel will be run as a VM guest. + +config GRKERNSEC_CONFIG_VIRT_HOST + bool "Host" + help + Choose this option if this kernel will be run as a VM host. + +endchoice + +choice + prompt "Virtualization Hardware" + depends on (GRKERNSEC && X86 && GRKERNSEC_CONFIG_AUTO && (GRKERNSEC_CONFIG_VIRT_GUEST || GRKERNSEC_CONFIG_VIRT_HOST)) + help + +config GRKERNSEC_CONFIG_VIRT_EPT + bool "EPT/RVI Processor Support" + depends on X86 + help + Choose this option if your CPU supports the EPT or RVI features of 2nd-gen + hardware virtualization. This allows for additional kernel hardening protections + to operate without additional performance impact. + + To see if your Intel processor supports EPT, see: + http://ark.intel.com/Products/VirtualizationTechnology + (Most Core i3/5/7 support EPT) + + To see if your AMD processor supports RVI, see: + http://support.amd.com/us/kbarticles/Pages/GPU120AMDRVICPUsHyperVWin8.aspx + +config GRKERNSEC_CONFIG_VIRT_SOFT + bool "First-gen/No Hardware Virtualization" + help + Choose this option if you use an Atom/Pentium/Core 2 processor that either doesn't + support hardware virtualization or doesn't support the EPT/RVI extensions. + +endchoice + +choice + prompt "Virtualization Software" + depends on (GRKERNSEC && GRKERNSEC_CONFIG_AUTO && (GRKERNSEC_CONFIG_VIRT_GUEST || GRKERNSEC_CONFIG_VIRT_HOST)) + help + +config GRKERNSEC_CONFIG_VIRT_XEN + bool "Xen" + help + Choose this option if this kernel is running as a Xen guest or host. + +config GRKERNSEC_CONFIG_VIRT_VMWARE + bool "VMWare" + help + Choose this option if this kernel is running as a VMWare guest or host. + +config GRKERNSEC_CONFIG_VIRT_KVM + bool "KVM" + help + Choose this option if this kernel is running as a KVM guest or host. + +config GRKERNSEC_CONFIG_VIRT_VIRTUALBOX + bool "VirtualBox" + help + Choose this option if this kernel is running as a VirtualBox guest or host. + +config GRKERNSEC_CONFIG_VIRT_HYPERV + bool "Hyper-V" + help + Choose this option if this kernel is running as a Hyper-V guest. + +endchoice + +choice + prompt "Required Priorities" + depends on (GRKERNSEC && GRKERNSEC_CONFIG_AUTO) + default GRKERNSEC_CONFIG_PRIORITY_PERF + help + +config GRKERNSEC_CONFIG_PRIORITY_PERF + bool "Performance" + help + Choose this option if performance is of highest priority for this deployment + of grsecurity. Features like UDEREF on a 64bit kernel, kernel stack clearing, + clearing of structures intended for userland, and freed memory sanitizing will + be disabled. + +config GRKERNSEC_CONFIG_PRIORITY_SECURITY + bool "Security" + help + Choose this option if security is of highest priority for this deployment of + grsecurity. UDEREF, kernel stack clearing, clearing of structures intended + for userland, and freed memory sanitizing will be enabled for this kernel. + In a worst-case scenario, these features can introduce a 20% performance hit + (UDEREF on x64 contributing half of this hit). + +endchoice + +menu "Default Special Groups" +depends on (GRKERNSEC && GRKERNSEC_CONFIG_AUTO) + +config GRKERNSEC_PROC_GID + int "GID exempted from /proc restrictions" + default 1001 + help + Setting this GID determines which group will be exempted from + grsecurity's /proc restrictions, allowing users of the specified + group to view network statistics and the existence of other users' + processes on the system. This GID may also be chosen at boot time + via "grsec_proc_gid=" on the kernel commandline. + +config GRKERNSEC_TPE_UNTRUSTED_GID + int "GID for TPE-untrusted users" + depends on GRKERNSEC_CONFIG_SERVER && GRKERNSEC_TPE && !GRKERNSEC_TPE_INVERT + default 1005 + help + Setting this GID determines which group untrusted users should + be added to. These users will be placed under grsecurity's Trusted Path + Execution mechanism, preventing them from executing their own binaries. + The users will only be able to execute binaries in directories owned and + writable only by the root user. If the sysctl option is enabled, a sysctl + option with name "tpe_gid" is created. + +config GRKERNSEC_TPE_TRUSTED_GID + int "GID for TPE-trusted users" + depends on GRKERNSEC_CONFIG_SERVER && GRKERNSEC_TPE && GRKERNSEC_TPE_INVERT + default 1005 + help + Setting this GID determines what group TPE restrictions will be + *disabled* for. If the sysctl option is enabled, a sysctl option + with name "tpe_gid" is created. + +config GRKERNSEC_SYMLINKOWN_GID + int "GID for users with kernel-enforced SymlinksIfOwnerMatch" + depends on GRKERNSEC_CONFIG_SERVER + default 1006 + help + Setting this GID determines what group kernel-enforced + SymlinksIfOwnerMatch will be enabled for. If the sysctl option + is enabled, a sysctl option with name "symlinkown_gid" is created. + + +endmenu + +menu "Customize Configuration" +depends on GRKERNSEC + +menu "PaX" + +config PAX + bool "Enable various PaX features" + default y if GRKERNSEC_CONFIG_AUTO + depends on GRKERNSEC && (ALPHA || ARM || AVR32 || IA64 || MIPS || PARISC || PPC || SPARC || X86) + help + This allows you to enable various PaX features. PaX adds + intrusion prevention mechanisms to the kernel that reduce + the risks posed by exploitable memory corruption bugs. + +menu "PaX Control" + depends on PAX + +config PAX_SOFTMODE + bool 'Support soft mode' + help + Enabling this option will allow you to run PaX in soft mode, that + is, PaX features will not be enforced by default, only on executables + marked explicitly. You must also enable PT_PAX_FLAGS or XATTR_PAX_FLAGS + support as they are the only way to mark executables for soft mode use. + + Soft mode can be activated by using the "pax_softmode=1" kernel command + line option on boot. Furthermore you can control various PaX features + at runtime via the entries in /proc/sys/kernel/pax. + +config PAX_EI_PAX + bool 'Use legacy ELF header marking' + default y if GRKERNSEC_CONFIG_AUTO + help + Enabling this option will allow you to control PaX features on + a per executable basis via the 'chpax' utility available at + http://pax.grsecurity.net/. The control flags will be read from + an otherwise reserved part of the ELF header. This marking has + numerous drawbacks (no support for soft-mode, toolchain does not + know about the non-standard use of the ELF header) therefore it + has been deprecated in favour of PT_PAX_FLAGS and XATTR_PAX_FLAGS + support. + + Note that if you enable PT_PAX_FLAGS or XATTR_PAX_FLAGS marking + support as well, they will override the legacy EI_PAX marks. + + If you enable none of the marking options then all applications + will run with PaX enabled on them by default. + +config PAX_PT_PAX_FLAGS + bool 'Use ELF program header marking' + default y if GRKERNSEC_CONFIG_AUTO + help + Enabling this option will allow you to control PaX features on + a per executable basis via the 'paxctl' utility available at + http://pax.grsecurity.net/. The control flags will be read from + a PaX specific ELF program header (PT_PAX_FLAGS). This marking + has the benefits of supporting both soft mode and being fully + integrated into the toolchain (the binutils patch is available + from http://pax.grsecurity.net). + + Note that if you enable the legacy EI_PAX marking support as well, + the EI_PAX marks will be overridden by the PT_PAX_FLAGS marks. + + If you enable both PT_PAX_FLAGS and XATTR_PAX_FLAGS support then you + must make sure that the marks are the same if a binary has both marks. + + If you enable none of the marking options then all applications + will run with PaX enabled on them by default. + +config PAX_XATTR_PAX_FLAGS + bool 'Use filesystem extended attributes marking' + default y if GRKERNSEC_CONFIG_AUTO + select CIFS_XATTR if CIFS + select EXT2_FS_XATTR if EXT2_FS + select EXT3_FS_XATTR if EXT3_FS + select F2FS_FS_XATTR if F2FS_FS + select JFFS2_FS_XATTR if JFFS2_FS + select REISERFS_FS_XATTR if REISERFS_FS + select SQUASHFS_XATTR if SQUASHFS + select TMPFS_XATTR if TMPFS + help + Enabling this option will allow you to control PaX features on + a per executable basis via the 'setfattr' utility. The control + flags will be read from the user.pax.flags extended attribute of + the file. This marking has the benefit of supporting binary-only + applications that self-check themselves (e.g., skype) and would + not tolerate chpax/paxctl changes. The main drawback is that + extended attributes are not supported by some filesystems (e.g., + isofs, udf, vfat) so copying files through such filesystems will + lose the extended attributes and these PaX markings. + + Note that if you enable the legacy EI_PAX marking support as well, + the EI_PAX marks will be overridden by the XATTR_PAX_FLAGS marks. + + If you enable both PT_PAX_FLAGS and XATTR_PAX_FLAGS support then you + must make sure that the marks are the same if a binary has both marks. + + If you enable none of the marking options then all applications + will run with PaX enabled on them by default. + +choice + prompt 'MAC system integration' + default PAX_HAVE_ACL_FLAGS + help + Mandatory Access Control systems have the option of controlling + PaX flags on a per executable basis, choose the method supported + by your particular system. + + - "none": if your MAC system does not interact with PaX, + - "direct": if your MAC system defines pax_set_initial_flags() itself, + - "hook": if your MAC system uses the pax_set_initial_flags_func callback. + + NOTE: this option is for developers/integrators only. + + config PAX_NO_ACL_FLAGS + bool 'none' + + config PAX_HAVE_ACL_FLAGS + bool 'direct' + + config PAX_HOOK_ACL_FLAGS + bool 'hook' +endchoice + +endmenu + +menu "Non-executable pages" + depends on PAX + +config PAX_NOEXEC + bool "Enforce non-executable pages" + default y if GRKERNSEC_CONFIG_AUTO + depends on ALPHA || (ARM && (CPU_V6 || CPU_V6K || CPU_V7)) || IA64 || MIPS || PARISC || PPC || S390 || SPARC || X86 + help + By design some architectures do not allow for protecting memory + pages against execution or even if they do, Linux does not make + use of this feature. In practice this means that if a page is + readable (such as the stack or heap) it is also executable. + + There is a well known exploit technique that makes use of this + fact and a common programming mistake where an attacker can + introduce code of his choice somewhere in the attacked program's + memory (typically the stack or the heap) and then execute it. + + If the attacked program was running with different (typically + higher) privileges than that of the attacker, then he can elevate + his own privilege level (e.g. get a root shell, write to files for + which he does not have write access to, etc). + + Enabling this option will let you choose from various features + that prevent the injection and execution of 'foreign' code in + a program. + + This will also break programs that rely on the old behaviour and + expect that dynamically allocated memory via the malloc() family + of functions is executable (which it is not). Notable examples + are the XFree86 4.x server, the java runtime and wine. + +config PAX_PAGEEXEC + bool "Paging based non-executable pages" + default y if GRKERNSEC_CONFIG_AUTO + depends on PAX_NOEXEC && (!X86_32 || M586 || M586TSC || M586MMX || M686 || MPENTIUMII || MPENTIUMIII || MPENTIUMM || MCORE2 || MATOM || MPENTIUM4 || MPSC || MK7 || MK8 || MWINCHIPC6 || MWINCHIP2 || MWINCHIP3D || MVIAC3_2 || MVIAC7) + select ARCH_TRACK_EXEC_LIMIT if X86_32 + help + This implementation is based on the paging feature of the CPU. + On i386 without hardware non-executable bit support there is a + variable but usually low performance impact, however on Intel's + P4 core based CPUs it is very high so you should not enable this + for kernels meant to be used on such CPUs. + + On alpha, avr32, ia64, parisc, sparc, sparc64, x86_64 and i386 + with hardware non-executable bit support there is no performance + impact, on ppc the impact is negligible. + + Note that several architectures require various emulations due to + badly designed userland ABIs, this will cause a performance impact + but will disappear as soon as userland is fixed. For example, ppc + userland MUST have been built with secure-plt by a recent toolchain. + +config PAX_SEGMEXEC + bool "Segmentation based non-executable pages" + default y if GRKERNSEC_CONFIG_AUTO + depends on PAX_NOEXEC && X86_32 + help + This implementation is based on the segmentation feature of the + CPU and has a very small performance impact, however applications + will be limited to a 1.5 GB address space instead of the normal + 3 GB. + +config PAX_EMUTRAMP + bool "Emulate trampolines" + default y if PARISC || GRKERNSEC_CONFIG_AUTO + depends on (PAX_PAGEEXEC || PAX_SEGMEXEC) && (PARISC || X86) + help + There are some programs and libraries that for one reason or + another attempt to execute special small code snippets from + non-executable memory pages. Most notable examples are the + signal handler return code generated by the kernel itself and + the GCC trampolines. + + If you enabled CONFIG_PAX_PAGEEXEC or CONFIG_PAX_SEGMEXEC then + such programs will no longer work under your kernel. + + As a remedy you can say Y here and use the 'chpax' or 'paxctl' + utilities to enable trampoline emulation for the affected programs + yet still have the protection provided by the non-executable pages. + + On parisc you MUST enable this option and EMUSIGRT as well, otherwise + your system will not even boot. + + Alternatively you can say N here and use the 'chpax' or 'paxctl' + utilities to disable CONFIG_PAX_PAGEEXEC and CONFIG_PAX_SEGMEXEC + for the affected files. + + NOTE: enabling this feature *may* open up a loophole in the + protection provided by non-executable pages that an attacker + could abuse. Therefore the best solution is to not have any + files on your system that would require this option. This can + be achieved by not using libc5 (which relies on the kernel + signal handler return code) and not using or rewriting programs + that make use of the nested function implementation of GCC. + Skilled users can just fix GCC itself so that it implements + nested function calls in a way that does not interfere with PaX. + +config PAX_EMUSIGRT + bool "Automatically emulate sigreturn trampolines" + depends on PAX_EMUTRAMP && PARISC + default y + help + Enabling this option will have the kernel automatically detect + and emulate signal return trampolines executing on the stack + that would otherwise lead to task termination. + + This solution is intended as a temporary one for users with + legacy versions of libc (libc5, glibc 2.0, uClibc before 0.9.17, + Modula-3 runtime, etc) or executables linked to such, basically + everything that does not specify its own SA_RESTORER function in + normal executable memory like glibc 2.1+ does. + + On parisc you MUST enable this option, otherwise your system will + not even boot. + + NOTE: this feature cannot be disabled on a per executable basis + and since it *does* open up a loophole in the protection provided + by non-executable pages, the best solution is to not have any + files on your system that would require this option. + +config PAX_MPROTECT + bool "Restrict mprotect()" + default y if GRKERNSEC_CONFIG_AUTO + depends on (PAX_PAGEEXEC || PAX_SEGMEXEC) + help + Enabling this option will prevent programs from + - changing the executable status of memory pages that were + not originally created as executable, + - making read-only executable pages writable again, + - creating executable pages from anonymous memory, + - making read-only-after-relocations (RELRO) data pages writable again. + + You should say Y here to complete the protection provided by + the enforcement of non-executable pages. + + NOTE: you can use the 'chpax' or 'paxctl' utilities to control + this feature on a per file basis. + +config PAX_MPROTECT_COMPAT + bool "Use legacy/compat protection demoting (read help)" + default y if (GRKERNSEC_CONFIG_AUTO && GRKERNSEC_CONFIG_DESKTOP) + depends on PAX_MPROTECT + help + The current implementation of PAX_MPROTECT denies RWX allocations/mprotects + by sending the proper error code to the application. For some broken + userland, this can cause problems with Python or other applications. The + current implementation however allows for applications like clamav to + detect if JIT compilation/execution is allowed and to fall back gracefully + to an interpreter-based mode if it does not. While we encourage everyone + to use the current implementation as-is and push upstream to fix broken + userland (note that the RWX logging option can assist with this), in some + environments this may not be possible. Having to disable MPROTECT + completely on certain binaries reduces the security benefit of PaX, + so this option is provided for those environments to revert to the old + behavior. + +config PAX_ELFRELOCS + bool "Allow ELF text relocations (read help)" + depends on PAX_MPROTECT + default n + help + Non-executable pages and mprotect() restrictions are effective + in preventing the introduction of new executable code into an + attacked task's address space. There remain only two venues + for this kind of attack: if the attacker can execute already + existing code in the attacked task then he can either have it + create and mmap() a file containing his code or have it mmap() + an already existing ELF library that does not have position + independent code in it and use mprotect() on it to make it + writable and copy his code there. While protecting against + the former approach is beyond PaX, the latter can be prevented + by having only PIC ELF libraries on one's system (which do not + need to relocate their code). If you are sure this is your case, + as is the case with all modern Linux distributions, then leave + this option disabled. You should say 'n' here. + +config PAX_ETEXECRELOCS + bool "Allow ELF ET_EXEC text relocations" + depends on PAX_MPROTECT && (ALPHA || IA64 || PARISC) + select PAX_ELFRELOCS + default y + help + On some architectures there are incorrectly created applications + that require text relocations and would not work without enabling + this option. If you are an alpha, ia64 or parisc user, you should + enable this option and disable it once you have made sure that + none of your applications need it. + +config PAX_EMUPLT + bool "Automatically emulate ELF PLT" + depends on PAX_MPROTECT && (ALPHA || PARISC || SPARC) + default y + help + Enabling this option will have the kernel automatically detect + and emulate the Procedure Linkage Table entries in ELF files. + On some architectures such entries are in writable memory, and + become non-executable leading to task termination. Therefore + it is mandatory that you enable this option on alpha, parisc, + sparc and sparc64, otherwise your system would not even boot. + + NOTE: this feature *does* open up a loophole in the protection + provided by the non-executable pages, therefore the proper + solution is to modify the toolchain to produce a PLT that does + not need to be writable. + +config PAX_DLRESOLVE + bool 'Emulate old glibc resolver stub' + depends on PAX_EMUPLT && SPARC + default n + help + This option is needed if userland has an old glibc (before 2.4) + that puts a 'save' instruction into the runtime generated resolver + stub that needs special emulation. + +config PAX_KERNEXEC + bool "Enforce non-executable kernel pages" + default y if GRKERNSEC_CONFIG_AUTO && (!X86 || GRKERNSEC_CONFIG_VIRT_NONE || (GRKERNSEC_CONFIG_VIRT_EPT && GRKERNSEC_CONFIG_VIRT_GUEST) || (GRKERNSEC_CONFIG_VIRT_EPT && GRKERNSEC_CONFIG_VIRT_KVM)) + depends on (X86 || (ARM && (CPU_V6 || CPU_V6K || CPU_V7) && !(ARM_LPAE && MODULES))) && !XEN + select PAX_PER_CPU_PGD if X86_64 || (X86_32 && X86_PAE) + select PAX_KERNEXEC_PLUGIN if X86_64 + select ARM_KERNMEM_PERMS if ARM + help + This is the kernel land equivalent of PAGEEXEC and MPROTECT, + that is, enabling this option will make it harder to inject + and execute 'foreign' code in kernel memory itself. + + Note that on amd64, CONFIG_EFI enabled with "efi=old_map" on + the kernel command-line will result in an RWX physical map. + + Likewise, the EFI runtime services are necessarily mapped as + RWX. If CONFIG_EFI is enabled on an EFI-capable system, it + is recommended that you boot with "noefi" on the kernel + command-line if possible to eliminate the mapping. + +choice + prompt "Return Address Instrumentation Method" + default PAX_KERNEXEC_PLUGIN_METHOD_BTS + depends on PAX_KERNEXEC_PLUGIN + help + Select the method used to instrument function pointer dereferences. + Note that binary modules cannot be instrumented by this approach. + + Note that the implementation requires a gcc with plugin support, + i.e., gcc 4.5 or newer. You may need to install the supporting + headers explicitly in addition to the normal gcc package. + + config PAX_KERNEXEC_PLUGIN_METHOD_BTS + bool "bts" + help + This method is compatible with binary only modules but has + a higher runtime overhead. + + config PAX_KERNEXEC_PLUGIN_METHOD_OR + bool "or" + depends on !PARAVIRT + help + This method is incompatible with binary only modules but has + a lower runtime overhead. +endchoice + +config PAX_KERNEXEC_PLUGIN_METHOD + string + default "bts" if PAX_KERNEXEC_PLUGIN_METHOD_BTS + default "or" if PAX_KERNEXEC_PLUGIN_METHOD_OR + default "" + +config PAX_KERNEXEC_MODULE_TEXT + int "Minimum amount of memory reserved for module code" + default "8" if (!GRKERNSEC_CONFIG_AUTO || GRKERNSEC_CONFIG_SERVER) + default "12" if (GRKERNSEC_CONFIG_AUTO && GRKERNSEC_CONFIG_DESKTOP) + depends on PAX_KERNEXEC && X86_32 + help + Due to implementation details the kernel must reserve a fixed + amount of memory for runtime allocated code (such as modules) + at compile time that cannot be changed at runtime. Here you + can specify the minimum amount in MB that will be reserved. + Due to the same implementation details this size will always + be rounded up to the next 2/4 MB boundary (depends on PAE) so + the actually available memory for runtime allocated code will + usually be more than this minimum. + + The default 4 MB should be enough for most users but if you have + an excessive number of modules (e.g., most distribution configs + compile many drivers as modules) or use huge modules such as + nvidia's kernel driver, you will need to adjust this amount. + A good rule of thumb is to look at your currently loaded kernel + modules and add up their sizes. + +endmenu + +menu "Address Space Layout Randomization" + depends on PAX + +config PAX_ASLR + bool "Address Space Layout Randomization" + default y if GRKERNSEC_CONFIG_AUTO + help + Many if not most exploit techniques rely on the knowledge of + certain addresses in the attacked program. The following options + will allow the kernel to apply a certain amount of randomization + to specific parts of the program thereby forcing an attacker to + guess them in most cases. Any failed guess will most likely crash + the attacked program which allows the kernel to detect such attempts + and react on them. PaX itself provides no reaction mechanisms, + instead it is strongly encouraged that you make use of grsecurity's + (http://www.grsecurity.net/) built-in crash detection features or + develop one yourself. + + By saying Y here you can choose to randomize the following areas: + - top of the task's kernel stack + - top of the task's userland stack + - base address for mmap() requests that do not specify one + (this includes all libraries) + - base address of the main executable + + It is strongly recommended to say Y here as address space layout + randomization has negligible impact on performance yet it provides + a very effective protection. + + NOTE: you can use the 'chpax' or 'paxctl' utilities to control + this feature on a per file basis. + +config PAX_RANDKSTACK + bool "Randomize kernel stack base" + default y if GRKERNSEC_CONFIG_AUTO && !(GRKERNSEC_CONFIG_VIRT_HOST && GRKERNSEC_CONFIG_VIRT_VIRTUALBOX) + depends on X86_TSC && X86 + help + By saying Y here the kernel will randomize every task's kernel + stack on every system call. This will not only force an attacker + to guess it but also prevent him from making use of possible + leaked information about it. + + Since the kernel stack is a rather scarce resource, randomization + may cause unexpected stack overflows, therefore you should very + carefully test your system. Note that once enabled in the kernel + configuration, this feature cannot be disabled on a per file basis. + +config PAX_RANDUSTACK + bool + +config PAX_RANDMMAP + bool "Randomize user stack and mmap() bases" + default y if GRKERNSEC_CONFIG_AUTO + depends on PAX_ASLR + select PAX_RANDUSTACK + help + By saying Y here the kernel will randomize every task's userland + stack and use a randomized base address for mmap() requests that + do not specify one themselves. + + The stack randomization is done in two steps where the second + one may apply a big amount of shift to the top of the stack and + cause problems for programs that want to use lots of memory (more + than 2.5 GB if SEGMEXEC is not active, or 1.25 GB when it is). + + As a result of mmap randomization all dynamically loaded libraries + will appear at random addresses and therefore be harder to exploit + by a technique where an attacker attempts to execute library code + for his purposes (e.g. spawn a shell from an exploited program that + is running at an elevated privilege level). + + Furthermore, if a program is relinked as a dynamic ELF file, its + base address will be randomized as well, completing the full + randomization of the address space layout. Attacking such programs + becomes a guess game. You can find an example of doing this at + http://pax.grsecurity.net/et_dyn.tar.gz and practical samples at + http://www.grsecurity.net/grsec-gcc-specs.tar.gz . + + NOTE: you can use the 'chpax' or 'paxctl' utilities to control this + feature on a per file basis. + +endmenu + +menu "Miscellaneous hardening features" + +config PAX_MEMORY_SANITIZE + bool "Sanitize all freed memory" + default y if (GRKERNSEC_CONFIG_AUTO && GRKERNSEC_CONFIG_PRIORITY_SECURITY) + help + By saying Y here the kernel will erase memory pages and slab objects + as soon as they are freed. This in turn reduces the lifetime of data + stored in them, making it less likely that sensitive information such + as passwords, cryptographic secrets, etc stay in memory for too long. + + This is especially useful for programs whose runtime is short, long + lived processes and the kernel itself benefit from this as long as + they ensure timely freeing of memory that may hold sensitive + information. + + A nice side effect of the sanitization of slab objects is the + reduction of possible info leaks caused by padding bytes within the + leaky structures. Use-after-free bugs for structures containing + pointers can also be detected as dereferencing the sanitized pointer + will generate an access violation. + + The tradeoff is performance impact, on a single CPU system kernel + compilation sees a 3% slowdown, other systems and workloads may vary + and you are advised to test this feature on your expected workload + before deploying it. + + The slab sanitization feature excludes a few slab caches per default + for performance reasons. To extend the feature to cover those as + well, pass "pax_sanitize_slab=full" as kernel command line parameter. + + To reduce the performance penalty by sanitizing pages only, albeit + limiting the effectiveness of this feature at the same time, slab + sanitization can be disabled with the kernel command line parameter + "pax_sanitize_slab=off". + + Note that this feature does not protect data stored in live pages, + e.g., process memory swapped to disk may stay there for a long time. + +config PAX_MEMORY_STACKLEAK + bool "Sanitize kernel stack" + default y if (GRKERNSEC_CONFIG_AUTO && GRKERNSEC_CONFIG_PRIORITY_SECURITY) + depends on X86 + help + By saying Y here the kernel will erase the kernel stack before it + returns from a system call. This in turn reduces the information + that a kernel stack leak bug can reveal. + + Note that such a bug can still leak information that was put on + the stack by the current system call (the one eventually triggering + the bug) but traces of earlier system calls on the kernel stack + cannot leak anymore. + + The tradeoff is performance impact: on a single CPU system kernel + compilation sees a 1% slowdown, other systems and workloads may vary + and you are advised to test this feature on your expected workload + before deploying it. + + Note that the full feature requires a gcc with plugin support, + i.e., gcc 4.5 or newer. You may need to install the supporting + headers explicitly in addition to the normal gcc package. Using + older gcc versions means that functions with large enough stack + frames may leave uninitialized memory behind that may be exposed + to a later syscall leaking the stack. + +config PAX_MEMORY_STRUCTLEAK + bool "Forcibly initialize local variables copied to userland" + default y if (GRKERNSEC_CONFIG_AUTO && GRKERNSEC_CONFIG_PRIORITY_SECURITY) + help + By saying Y here the kernel will zero initialize some local + variables that are going to be copied to userland. This in + turn prevents unintended information leakage from the kernel + stack should later code forget to explicitly set all parts of + the copied variable. + + The tradeoff is less performance impact than PAX_MEMORY_STACKLEAK + at a much smaller coverage. + + Note that the implementation requires a gcc with plugin support, + i.e., gcc 4.5 or newer. You may need to install the supporting + headers explicitly in addition to the normal gcc package. + +config PAX_MEMORY_UDEREF + bool "Prevent invalid userland pointer dereference" + default y if GRKERNSEC_CONFIG_AUTO && !(X86_64 && GRKERNSEC_CONFIG_PRIORITY_PERF) && !(X86_64 && GRKERNSEC_CONFIG_VIRT_HOST && GRKERNSEC_CONFIG_VIRT_VIRTUALBOX) && (!X86 || GRKERNSEC_CONFIG_VIRT_NONE || GRKERNSEC_CONFIG_VIRT_EPT) + depends on (X86 || (ARM && (CPU_V6 || CPU_V6K || CPU_V7) && !ARM_LPAE)) && !UML_X86 && !XEN + select PAX_PER_CPU_PGD if X86_64 + select CPU_SW_DOMAIN_PAN if ARM + help + By saying Y here the kernel will be prevented from dereferencing + userland pointers in contexts where the kernel expects only kernel + pointers. This is both a useful runtime debugging feature and a + security measure that prevents exploiting a class of kernel bugs. + + The tradeoff is that some virtualization solutions may experience + a huge slowdown and therefore you should not enable this feature + for kernels meant to run in such environments. Whether a given VM + solution is affected or not is best determined by simply trying it + out, the performance impact will be obvious right on boot as this + mechanism engages from very early on. A good rule of thumb is that + VMs running on CPUs without hardware virtualization support (i.e., + the majority of IA-32 CPUs) will likely experience the slowdown. + + On X86_64 the kernel will make use of PCID support when available + (Intel's Westmere, Sandy Bridge, etc) for better security (default) + or performance impact. Pass pax_weakuderef on the kernel command + line to choose the latter. + +config PAX_REFCOUNT + bool "Prevent various kernel object reference counter overflows" + default y if GRKERNSEC_CONFIG_AUTO + depends on GRKERNSEC && ((ARM && (CPU_V6 || CPU_V6K || CPU_V7)) || MIPS || PPC || SPARC64 || X86) + help + By saying Y here the kernel will detect and prevent overflowing + various (but not all) kinds of object reference counters. Such + overflows can normally occur due to bugs only and are often, if + not always, exploitable. + + The tradeoff is that data structures protected by an overflowed + refcount will never be freed and therefore will leak memory. Note + that this leak also happens even without this protection but in + that case the overflow can eventually trigger the freeing of the + data structure while it is still being used elsewhere, resulting + in the exploitable situation that this feature prevents. + + Since this has a negligible performance impact, you should enable + this feature. + +config PAX_CONSTIFY_PLUGIN + bool "Automatically constify eligible structures" + default y + depends on !UML && PAX_KERNEXEC + help + By saying Y here the compiler will automatically constify a class + of types that contain only function pointers. This reduces the + kernel's attack surface and also produces a better memory layout. + + Note that the implementation requires a gcc with plugin support, + i.e., gcc 4.5 or newer. You may need to install the supporting + headers explicitly in addition to the normal gcc package. + + Note that if some code really has to modify constified variables + then the source code will have to be patched to allow it. Examples + can be found in PaX itself (the no_const attribute) and for some + out-of-tree modules at http://www.grsecurity.net/~paxguy1/ . + +config PAX_USERCOPY + bool "Harden heap object copies between kernel and userland" + default y if GRKERNSEC_CONFIG_AUTO + depends on ARM || IA64 || PPC || SPARC || X86 + depends on GRKERNSEC && (SLAB || SLUB || SLOB) + select PAX_USERCOPY_SLABS + help + By saying Y here the kernel will enforce the size of heap objects + when they are copied in either direction between the kernel and + userland, even if only a part of the heap object is copied. + + Specifically, this checking prevents information leaking from the + kernel heap during kernel to userland copies (if the kernel heap + object is otherwise fully initialized) and prevents kernel heap + overflows during userland to kernel copies. + + Note that the current implementation provides the strictest bounds + checks for the SLUB allocator. + + Enabling this option also enables per-slab cache protection against + data in a given cache being copied into/out of via userland + accessors. Though the whitelist of regions will be reduced over + time, it notably protects important data structures like task structs. + + If frame pointers are enabled on x86, this option will also restrict + copies into and out of the kernel stack to local variables within a + single frame. + + Since this has a negligible performance impact, you should enable + this feature. + +config PAX_USERCOPY_DEBUG + bool + depends on X86 && PAX_USERCOPY + default n + +config PAX_SIZE_OVERFLOW + bool "Prevent various integer overflows in function size parameters" + default y if GRKERNSEC_CONFIG_AUTO + help + By saying Y here the kernel recomputes expressions of function + arguments marked by a size_overflow attribute with double integer + precision (DImode/TImode for 32/64 bit integer types). + + The recomputed argument is checked against TYPE_MAX and an event + is logged on overflow and the triggering process is killed. + + Homepage: https://github.com/ephox-gcc-plugins + + Note that the implementation requires a gcc with plugin support, + i.e., gcc 4.5 or newer. You may need to install the supporting + headers explicitly in addition to the normal gcc package. + +config PAX_LATENT_ENTROPY + bool "Generate some entropy during boot and runtime" + default y if GRKERNSEC_CONFIG_AUTO + help + By saying Y here the kernel will instrument some kernel code to + extract some entropy from both original and artificially created + program state. This will help especially embedded systems where + there is little 'natural' source of entropy normally. The cost + is some slowdown of the boot process and fork and irq processing. + + When pax_extra_latent_entropy is passed on the kernel command line, + entropy will be extracted from up to the first 4GB of RAM while the + runtime memory allocator is being initialized. This costs even more + slowdown of the boot process. + + Note that the implementation requires a gcc with plugin support, + i.e., gcc 4.5 or newer. You may need to install the supporting + headers explicitly in addition to the normal gcc package. + + Note that entropy extracted this way is not cryptographically + secure! + +endmenu + +endmenu + +source grsecurity/Kconfig + +endmenu + +endmenu + source security/keys/Kconfig config SECURITY_DMESG_RESTRICT @@ -104,7 +1079,7 @@ config INTEL_TXT config LSM_MMAP_MIN_ADDR int "Low address space for LSM to protect from user allocation" depends on SECURITY && SECURITY_SELINUX - default 32768 if ARM || (ARM64 && COMPAT) + default 32768 if ALPHA || ARM || (ARM64 && COMPAT) || PARISC || SPARC32 default 65536 help This is the portion of low virtual memory which should be protected diff --git a/security/apparmor/file.c b/security/apparmor/file.c index 913f377..6e392d5 100644 --- a/security/apparmor/file.c +++ b/security/apparmor/file.c @@ -348,8 +348,8 @@ static inline bool xindex_is_subset(u32 link, u32 target) int aa_path_link(struct aa_profile *profile, struct dentry *old_dentry, struct path *new_dir, struct dentry *new_dentry) { - struct path link = { new_dir->mnt, new_dentry }; - struct path target = { new_dir->mnt, old_dentry }; + struct path link = { .mnt = new_dir->mnt, .dentry = new_dentry }; + struct path target = { .mnt = new_dir->mnt, .dentry = old_dentry }; struct path_cond cond = { d_backing_inode(old_dentry)->i_uid, d_backing_inode(old_dentry)->i_mode diff --git a/security/apparmor/lsm.c b/security/apparmor/lsm.c index dec607c..2f291ad9 100644 --- a/security/apparmor/lsm.c +++ b/security/apparmor/lsm.c @@ -176,7 +176,7 @@ static int common_perm_dir_dentry(int op, struct path *dir, struct dentry *dentry, u32 mask, struct path_cond *cond) { - struct path path = { dir->mnt, dentry }; + struct path path = { .mnt = dir->mnt, .dentry = dentry }; return common_perm(op, &path, mask, cond); } @@ -193,7 +193,7 @@ static int common_perm_dir_dentry(int op, struct path *dir, static int common_perm_mnt_dentry(int op, struct vfsmount *mnt, struct dentry *dentry, u32 mask) { - struct path path = { mnt, dentry }; + struct path path = { .mnt = mnt, .dentry = dentry }; struct path_cond cond = { d_backing_inode(dentry)->i_uid, d_backing_inode(dentry)->i_mode }; @@ -315,8 +315,8 @@ static int apparmor_path_rename(struct path *old_dir, struct dentry *old_dentry, profile = aa_current_profile(); if (!unconfined(profile)) { - struct path old_path = { old_dir->mnt, old_dentry }; - struct path new_path = { new_dir->mnt, new_dentry }; + struct path old_path = { .mnt = old_dir->mnt, .dentry = old_dentry }; + struct path new_path = { .mnt = new_dir->mnt, .dentry = new_dentry }; struct path_cond cond = { d_backing_inode(old_dentry)->i_uid, d_backing_inode(old_dentry)->i_mode }; diff --git a/security/commoncap.c b/security/commoncap.c index 1832cf7..b805e0f 100644 --- a/security/commoncap.c +++ b/security/commoncap.c @@ -137,12 +137,17 @@ int cap_ptrace_access_check(struct task_struct *child, unsigned int mode) { int ret = 0; const struct cred *cred, *child_cred; + const kernel_cap_t *caller_caps; rcu_read_lock(); cred = current_cred(); child_cred = __task_cred(child); + if (mode & PTRACE_MODE_FSCREDS) + caller_caps = &cred->cap_effective; + else + caller_caps = &cred->cap_permitted; if (cred->user_ns == child_cred->user_ns && - cap_issubset(child_cred->cap_permitted, cred->cap_permitted)) + cap_issubset(child_cred->cap_permitted, *caller_caps)) goto out; if (ns_capable(child_cred->user_ns, CAP_SYS_PTRACE)) goto out; @@ -433,6 +438,32 @@ int get_vfs_caps_from_disk(const struct dentry *dentry, struct cpu_vfs_cap_data return 0; } +/* returns: + 1 for suid privilege + 2 for sgid privilege + 3 for fscap privilege +*/ +int is_privileged_binary(const struct dentry *dentry) +{ + struct cpu_vfs_cap_data capdata; + struct inode *inode = dentry->d_inode; + + if (!inode || S_ISDIR(inode->i_mode)) + return 0; + + if (inode->i_mode & S_ISUID) + return 1; + if ((inode->i_mode & (S_ISGID | S_IXGRP)) == (S_ISGID | S_IXGRP)) + return 2; + + if (!get_vfs_caps_from_disk(dentry, &capdata)) { + if (!cap_isclear(capdata.inheritable) || !cap_isclear(capdata.permitted)) + return 3; + } + + return 0; +} + /* * Attempt to get the on-exec apply capability sets for an executable file from * its xattrs and, if present, apply them to the proposed credentials being @@ -623,6 +654,9 @@ int cap_bprm_secureexec(struct linux_binprm *bprm) const struct cred *cred = current_cred(); kuid_t root_uid = make_kuid(cred->user_ns, 0); + if (gr_acl_enable_at_secure()) + return 1; + if (!uid_eq(cred->uid, root_uid)) { if (bprm->cap_effective) return 1; diff --git a/security/integrity/ima/ima.h b/security/integrity/ima/ima.h index e2a60c3..2e41dd3 100644 --- a/security/integrity/ima/ima.h +++ b/security/integrity/ima/ima.h @@ -125,8 +125,8 @@ int ima_init_template(void); extern spinlock_t ima_queue_lock; struct ima_h_table { - atomic_long_t len; /* number of stored measurements in the list */ - atomic_long_t violations; + atomic_long_unchecked_t len; /* number of stored measurements in the list */ + atomic_long_unchecked_t violations; struct hlist_head queue[IMA_MEASURE_HTABLE_SIZE]; }; extern struct ima_h_table ima_htable; diff --git a/security/integrity/ima/ima_api.c b/security/integrity/ima/ima_api.c index 1d950fb..a8f4eab 100644 --- a/security/integrity/ima/ima_api.c +++ b/security/integrity/ima/ima_api.c @@ -137,7 +137,7 @@ void ima_add_violation(struct file *file, const unsigned char *filename, int result; /* can overflow, only indicator */ - atomic_long_inc(&ima_htable.violations); + atomic_long_inc_unchecked(&ima_htable.violations); result = ima_alloc_init_template(&event_data, &entry); if (result < 0) { diff --git a/security/integrity/ima/ima_fs.c b/security/integrity/ima/ima_fs.c index 816d175..20079ae 100644 --- a/security/integrity/ima/ima_fs.c +++ b/security/integrity/ima/ima_fs.c @@ -28,12 +28,12 @@ static int valid_policy = 1; #define TMPBUFLEN 12 static ssize_t ima_show_htable_value(char __user *buf, size_t count, - loff_t *ppos, atomic_long_t *val) + loff_t *ppos, atomic_long_unchecked_t *val) { char tmpbuf[TMPBUFLEN]; ssize_t len; - len = scnprintf(tmpbuf, TMPBUFLEN, "%li\n", atomic_long_read(val)); + len = scnprintf(tmpbuf, TMPBUFLEN, "%li\n", atomic_long_read_unchecked(val)); return simple_read_from_buffer(buf, count, ppos, tmpbuf, len); } diff --git a/security/integrity/ima/ima_queue.c b/security/integrity/ima/ima_queue.c index 552705d..9920f4fb 100644 --- a/security/integrity/ima/ima_queue.c +++ b/security/integrity/ima/ima_queue.c @@ -83,7 +83,7 @@ static int ima_add_digest_entry(struct ima_template_entry *entry) INIT_LIST_HEAD(&qe->later); list_add_tail_rcu(&qe->later, &ima_measurements); - atomic_long_inc(&ima_htable.len); + atomic_long_inc_unchecked(&ima_htable.len); key = ima_hash_key(entry->digest); hlist_add_head_rcu(&qe->hnext, &ima_htable.queue[key]); return 0; diff --git a/security/keys/internal.h b/security/keys/internal.h index 5105c2c..fd59e52 100644 --- a/security/keys/internal.h +++ b/security/keys/internal.h @@ -90,12 +90,16 @@ extern void key_type_put(struct key_type *ktype); extern int __key_link_begin(struct key *keyring, const struct keyring_index_key *index_key, - struct assoc_array_edit **_edit); + struct assoc_array_edit **_edit) + __acquires(&keyring->sem) + __acquires(&keyring_serialise_link_sem); extern int __key_link_check_live_key(struct key *keyring, struct key *key); extern void __key_link(struct key *key, struct assoc_array_edit **_edit); extern void __key_link_end(struct key *keyring, const struct keyring_index_key *index_key, - struct assoc_array_edit *edit); + struct assoc_array_edit *edit) + __releases(&keyring->sem) + __releases(&keyring_serialise_link_sem); extern key_ref_t find_key_to_update(key_ref_t keyring_ref, const struct keyring_index_key *index_key); diff --git a/security/keys/key.c b/security/keys/key.c index aee2ec5..c276071 100644 --- a/security/keys/key.c +++ b/security/keys/key.c @@ -283,7 +283,7 @@ struct key *key_alloc(struct key_type *type, const char *desc, atomic_set(&key->usage, 1); init_rwsem(&key->sem); - lockdep_set_class(&key->sem, &type->lock_class); + lockdep_set_class(&key->sem, (struct lock_class_key *)&type->lock_class); key->index_key.type = type; key->user = user; key->quotalen = quotalen; @@ -1073,7 +1073,9 @@ int register_key_type(struct key_type *ktype) struct key_type *p; int ret; - memset(&ktype->lock_class, 0, sizeof(ktype->lock_class)); + pax_open_kernel(); + memset((void *)&ktype->lock_class, 0, sizeof(ktype->lock_class)); + pax_close_kernel(); ret = -EEXIST; down_write(&key_types_sem); @@ -1085,7 +1087,7 @@ int register_key_type(struct key_type *ktype) } /* store the type */ - list_add(&ktype->link, &key_types_list); + pax_list_add((struct list_head *)&ktype->link, &key_types_list); pr_notice("Key type %s registered\n", ktype->name); ret = 0; @@ -1107,7 +1109,7 @@ EXPORT_SYMBOL(register_key_type); void unregister_key_type(struct key_type *ktype) { down_write(&key_types_sem); - list_del_init(&ktype->link); + pax_list_del_init((struct list_head *)&ktype->link); downgrade_write(&key_types_sem); key_gc_keytype(ktype); pr_notice("Key type %s unregistered\n", ktype->name); @@ -1125,10 +1127,10 @@ void __init key_init(void) 0, SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL); /* add the special key types */ - list_add_tail(&key_type_keyring.link, &key_types_list); - list_add_tail(&key_type_dead.link, &key_types_list); - list_add_tail(&key_type_user.link, &key_types_list); - list_add_tail(&key_type_logon.link, &key_types_list); + pax_list_add_tail((struct list_head *)&key_type_keyring.link, &key_types_list); + pax_list_add_tail((struct list_head *)&key_type_dead.link, &key_types_list); + pax_list_add_tail((struct list_head *)&key_type_user.link, &key_types_list); + pax_list_add_tail((struct list_head *)&key_type_logon.link, &key_types_list); /* record the root user tracking */ rb_link_node(&root_key_user.node, diff --git a/security/keys/keyctl.c b/security/keys/keyctl.c index 0b9ec78..26f0e0a 100644 --- a/security/keys/keyctl.c +++ b/security/keys/keyctl.c @@ -757,16 +757,16 @@ long keyctl_read_key(key_serial_t keyid, char __user *buffer, size_t buflen) /* the key is probably readable - now try to read it */ can_read_key: - ret = key_validate(key); - if (ret == 0) { - ret = -EOPNOTSUPP; - if (key->type->read) { - /* read the data with the semaphore held (since we - * might sleep) */ - down_read(&key->sem); + ret = -EOPNOTSUPP; + if (key->type->read) { + /* Read the data with the semaphore held (since we might sleep) + * to protect against the key being updated or revoked. + */ + down_read(&key->sem); + ret = key_validate(key); + if (ret == 0) ret = key->type->read(key, buffer, buflen); - up_read(&key->sem); - } + up_read(&key->sem); } error2: diff --git a/security/keys/keyring.c b/security/keys/keyring.c index d334370..b03e5a8 100644 --- a/security/keys/keyring.c +++ b/security/keys/keyring.c @@ -1071,8 +1071,6 @@ static int keyring_detect_cycle(struct key *A, struct key *B) int __key_link_begin(struct key *keyring, const struct keyring_index_key *index_key, struct assoc_array_edit **_edit) - __acquires(&keyring->sem) - __acquires(&keyring_serialise_link_sem) { struct assoc_array_edit *edit; int ret; @@ -1172,8 +1170,6 @@ void __key_link(struct key *key, struct assoc_array_edit **_edit) void __key_link_end(struct key *keyring, const struct keyring_index_key *index_key, struct assoc_array_edit *edit) - __releases(&keyring->sem) - __releases(&keyring_serialise_link_sem) { BUG_ON(index_key->type == NULL); kenter("%d,%s,", keyring->serial, index_key->type->name); diff --git a/security/min_addr.c b/security/min_addr.c index f728728..6457a0c 100644 --- a/security/min_addr.c +++ b/security/min_addr.c @@ -14,6 +14,7 @@ unsigned long dac_mmap_min_addr = CONFIG_DEFAULT_MMAP_MIN_ADDR; */ static void update_mmap_min_addr(void) { +#ifndef SPARC #ifdef CONFIG_LSM_MMAP_MIN_ADDR if (dac_mmap_min_addr > CONFIG_LSM_MMAP_MIN_ADDR) mmap_min_addr = dac_mmap_min_addr; @@ -22,6 +23,7 @@ static void update_mmap_min_addr(void) #else mmap_min_addr = dac_mmap_min_addr; #endif +#endif } /* diff --git a/security/selinux/avc.c b/security/selinux/avc.c index e60c79d..41fb721 100644 --- a/security/selinux/avc.c +++ b/security/selinux/avc.c @@ -71,7 +71,7 @@ struct avc_xperms_node { struct avc_cache { struct hlist_head slots[AVC_CACHE_SLOTS]; /* head for avc_node->list */ spinlock_t slots_lock[AVC_CACHE_SLOTS]; /* lock for writes */ - atomic_t lru_hint; /* LRU hint for reclaim scan */ + atomic_unchecked_t lru_hint; /* LRU hint for reclaim scan */ atomic_t active_nodes; u32 latest_notif; /* latest revocation notification */ }; @@ -183,7 +183,7 @@ void __init avc_init(void) spin_lock_init(&avc_cache.slots_lock[i]); } atomic_set(&avc_cache.active_nodes, 0); - atomic_set(&avc_cache.lru_hint, 0); + atomic_set_unchecked(&avc_cache.lru_hint, 0); avc_node_cachep = kmem_cache_create("avc_node", sizeof(struct avc_node), 0, SLAB_PANIC, NULL); @@ -521,7 +521,7 @@ static inline int avc_reclaim_node(void) spinlock_t *lock; for (try = 0, ecx = 0; try < AVC_CACHE_SLOTS; try++) { - hvalue = atomic_inc_return(&avc_cache.lru_hint) & (AVC_CACHE_SLOTS - 1); + hvalue = atomic_inc_return_unchecked(&avc_cache.lru_hint) & (AVC_CACHE_SLOTS - 1); head = &avc_cache.slots[hvalue]; lock = &avc_cache.slots_lock[hvalue]; diff --git a/security/selinux/include/xfrm.h b/security/selinux/include/xfrm.h index 1450f85..a91e0bc 100644 --- a/security/selinux/include/xfrm.h +++ b/security/selinux/include/xfrm.h @@ -48,7 +48,7 @@ static inline void selinux_xfrm_notify_policyload(void) rtnl_lock(); for_each_net(net) { - atomic_inc(&net->xfrm.flow_cache_genid); + atomic_inc_unchecked(&net->xfrm.flow_cache_genid); rt_genid_bump_all(net); } rtnl_unlock(); diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c index 996c889..9620221 100644 --- a/security/smack/smack_lsm.c +++ b/security/smack/smack_lsm.c @@ -368,12 +368,10 @@ static int smk_copy_rules(struct list_head *nhead, struct list_head *ohead, */ static inline unsigned int smk_ptrace_mode(unsigned int mode) { - switch (mode) { - case PTRACE_MODE_READ: - return MAY_READ; - case PTRACE_MODE_ATTACH: + if (mode & PTRACE_MODE_ATTACH) return MAY_READWRITE; - } + if (mode & PTRACE_MODE_READ) + return MAY_READ; return 0; } diff --git a/security/tomoyo/file.c b/security/tomoyo/file.c index 2367b10..a0c3c51 100644 --- a/security/tomoyo/file.c +++ b/security/tomoyo/file.c @@ -692,7 +692,7 @@ int tomoyo_path_number_perm(const u8 type, struct path *path, { struct tomoyo_request_info r; struct tomoyo_obj_info obj = { - .path1 = *path, + .path1 = { .mnt = path->mnt, .dentry = path->dentry }, }; int error = -ENOMEM; struct tomoyo_path_info buf; @@ -740,7 +740,7 @@ int tomoyo_check_open_permission(struct tomoyo_domain_info *domain, struct tomoyo_path_info buf; struct tomoyo_request_info r; struct tomoyo_obj_info obj = { - .path1 = *path, + .path1 = { .mnt = path->mnt, .dentry = path->dentry }, }; int idx; @@ -786,7 +786,7 @@ int tomoyo_path_perm(const u8 operation, const struct path *path, const char *ta { struct tomoyo_request_info r; struct tomoyo_obj_info obj = { - .path1 = *path, + .path1 = { .mnt = path->mnt, .dentry = path->dentry }, }; int error; struct tomoyo_path_info buf; @@ -843,7 +843,7 @@ int tomoyo_mkdev_perm(const u8 operation, struct path *path, { struct tomoyo_request_info r; struct tomoyo_obj_info obj = { - .path1 = *path, + .path1 = { .mnt = path->mnt, .dentry = path->dentry }, }; int error = -ENOMEM; struct tomoyo_path_info buf; @@ -890,8 +890,8 @@ int tomoyo_path2_perm(const u8 operation, struct path *path1, struct tomoyo_path_info buf2; struct tomoyo_request_info r; struct tomoyo_obj_info obj = { - .path1 = *path1, - .path2 = *path2, + .path1 = { .mnt = path1->mnt, .dentry = path1->dentry }, + .path2 = { .mnt = path2->mnt, .dentry = path2->dentry } }; int idx; diff --git a/security/tomoyo/mount.c b/security/tomoyo/mount.c index 390c646..f2f8db3 100644 --- a/security/tomoyo/mount.c +++ b/security/tomoyo/mount.c @@ -118,6 +118,10 @@ static int tomoyo_mount_acl(struct tomoyo_request_info *r, type == tomoyo_mounts[TOMOYO_MOUNT_MOVE]) { need_dev = -1; /* dev_name is a directory */ } else { + if (!capable(CAP_SYS_ADMIN)) { + error = -EPERM; + goto out; + } fstype = get_fs_type(type); if (!fstype) { error = -ENODEV; diff --git a/security/tomoyo/tomoyo.c b/security/tomoyo/tomoyo.c index cbf3df4..22b11df 100644 --- a/security/tomoyo/tomoyo.c +++ b/security/tomoyo/tomoyo.c @@ -165,7 +165,7 @@ static int tomoyo_path_truncate(struct path *path) */ static int tomoyo_path_unlink(struct path *parent, struct dentry *dentry) { - struct path path = { parent->mnt, dentry }; + struct path path = { .mnt = parent->mnt, .dentry = dentry }; return tomoyo_path_perm(TOMOYO_TYPE_UNLINK, &path, NULL); } @@ -181,7 +181,7 @@ static int tomoyo_path_unlink(struct path *parent, struct dentry *dentry) static int tomoyo_path_mkdir(struct path *parent, struct dentry *dentry, umode_t mode) { - struct path path = { parent->mnt, dentry }; + struct path path = { .mnt = parent->mnt, .dentry = dentry }; return tomoyo_path_number_perm(TOMOYO_TYPE_MKDIR, &path, mode & S_IALLUGO); } @@ -196,7 +196,7 @@ static int tomoyo_path_mkdir(struct path *parent, struct dentry *dentry, */ static int tomoyo_path_rmdir(struct path *parent, struct dentry *dentry) { - struct path path = { parent->mnt, dentry }; + struct path path = { .mnt = parent->mnt, .dentry = dentry }; return tomoyo_path_perm(TOMOYO_TYPE_RMDIR, &path, NULL); } @@ -212,7 +212,7 @@ static int tomoyo_path_rmdir(struct path *parent, struct dentry *dentry) static int tomoyo_path_symlink(struct path *parent, struct dentry *dentry, const char *old_name) { - struct path path = { parent->mnt, dentry }; + struct path path = { .mnt = parent->mnt, .dentry = dentry }; return tomoyo_path_perm(TOMOYO_TYPE_SYMLINK, &path, old_name); } @@ -229,7 +229,7 @@ static int tomoyo_path_symlink(struct path *parent, struct dentry *dentry, static int tomoyo_path_mknod(struct path *parent, struct dentry *dentry, umode_t mode, unsigned int dev) { - struct path path = { parent->mnt, dentry }; + struct path path = { .mnt = parent->mnt, .dentry = dentry }; int type = TOMOYO_TYPE_CREATE; const unsigned int perm = mode & S_IALLUGO; @@ -268,8 +268,8 @@ static int tomoyo_path_mknod(struct path *parent, struct dentry *dentry, static int tomoyo_path_link(struct dentry *old_dentry, struct path *new_dir, struct dentry *new_dentry) { - struct path path1 = { new_dir->mnt, old_dentry }; - struct path path2 = { new_dir->mnt, new_dentry }; + struct path path1 = { .mnt = new_dir->mnt, .dentry = old_dentry }; + struct path path2 = { .mnt = new_dir->mnt, .dentry = new_dentry }; return tomoyo_path2_perm(TOMOYO_TYPE_LINK, &path1, &path2); } @@ -288,8 +288,8 @@ static int tomoyo_path_rename(struct path *old_parent, struct path *new_parent, struct dentry *new_dentry) { - struct path path1 = { old_parent->mnt, old_dentry }; - struct path path2 = { new_parent->mnt, new_dentry }; + struct path path1 = { .mnt = old_parent->mnt, .dentry = old_dentry }; + struct path path2 = { .mnt = new_parent->mnt, .dentry = new_dentry }; return tomoyo_path2_perm(TOMOYO_TYPE_RENAME, &path1, &path2); } @@ -417,7 +417,7 @@ static int tomoyo_sb_mount(const char *dev_name, struct path *path, */ static int tomoyo_sb_umount(struct vfsmount *mnt, int flags) { - struct path path = { mnt, mnt->mnt_root }; + struct path path = { .mnt = mnt, .dentry = mnt->mnt_root }; return tomoyo_path_perm(TOMOYO_TYPE_UMOUNT, &path, NULL); } diff --git a/security/yama/Kconfig b/security/yama/Kconfig index 90c605e..bf3a29a 100644 --- a/security/yama/Kconfig +++ b/security/yama/Kconfig @@ -1,6 +1,6 @@ config SECURITY_YAMA bool "Yama support" - depends on SECURITY + depends on SECURITY && !GRKERNSEC default n help This selects Yama, which extends DAC support with additional diff --git a/security/yama/yama_lsm.c b/security/yama/yama_lsm.c index d3c19c9..fb00554 100644 --- a/security/yama/yama_lsm.c +++ b/security/yama/yama_lsm.c @@ -281,7 +281,7 @@ static int yama_ptrace_access_check(struct task_struct *child, int rc = 0; /* require ptrace target be a child of ptracer on attach */ - if (mode == PTRACE_MODE_ATTACH) { + if (mode & PTRACE_MODE_ATTACH) { switch (ptrace_scope) { case YAMA_SCOPE_DISABLED: /* No additional restrictions. */ @@ -307,7 +307,7 @@ static int yama_ptrace_access_check(struct task_struct *child, } } - if (rc) { + if (rc && (mode & PTRACE_MODE_NOAUDIT) == 0) { printk_ratelimited(KERN_NOTICE "ptrace of pid %d was attempted by: %s (pid %d)\n", child->pid, current->comm, current->pid); @@ -357,7 +357,7 @@ static struct security_hook_list yama_hooks[] = { static int yama_dointvec_minmax(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { - struct ctl_table table_copy; + ctl_table_no_const table_copy; if (write && !capable(CAP_SYS_PTRACE)) return -EPERM; diff --git a/sound/aoa/codecs/onyx.c b/sound/aoa/codecs/onyx.c index a04edff..6811b91 100644 --- a/sound/aoa/codecs/onyx.c +++ b/sound/aoa/codecs/onyx.c @@ -54,7 +54,7 @@ struct onyx { spdif_locked:1, analog_locked:1, original_mute:2; - int open_count; + local_t open_count; struct codec_info *codec_info; /* mutex serializes concurrent access to the device @@ -747,7 +747,7 @@ static int onyx_open(struct codec_info_item *cii, struct onyx *onyx = cii->codec_data; mutex_lock(&onyx->mutex); - onyx->open_count++; + local_inc(&onyx->open_count); mutex_unlock(&onyx->mutex); return 0; @@ -759,8 +759,7 @@ static int onyx_close(struct codec_info_item *cii, struct onyx *onyx = cii->codec_data; mutex_lock(&onyx->mutex); - onyx->open_count--; - if (!onyx->open_count) + if (local_dec_and_test(&onyx->open_count)) onyx->spdif_locked = onyx->analog_locked = 0; mutex_unlock(&onyx->mutex); diff --git a/sound/aoa/codecs/onyx.h b/sound/aoa/codecs/onyx.h index ffd2025..df062c9 100644 --- a/sound/aoa/codecs/onyx.h +++ b/sound/aoa/codecs/onyx.h @@ -11,6 +11,7 @@ #include <linux/i2c.h> #include <asm/pmac_low_i2c.h> #include <asm/prom.h> +#include <asm/local.h> /* PCM3052 register definitions */ diff --git a/sound/core/oss/pcm_oss.c b/sound/core/oss/pcm_oss.c index 58550cc..4687a93 100644 --- a/sound/core/oss/pcm_oss.c +++ b/sound/core/oss/pcm_oss.c @@ -1189,10 +1189,10 @@ snd_pcm_sframes_t snd_pcm_oss_write3(struct snd_pcm_substream *substream, const if (in_kernel) { mm_segment_t fs; fs = snd_enter_user(); - ret = snd_pcm_lib_write(substream, (void __force __user *)ptr, frames); + ret = snd_pcm_lib_write(substream, (void __force_user *)ptr, frames); snd_leave_user(fs); } else { - ret = snd_pcm_lib_write(substream, (void __force __user *)ptr, frames); + ret = snd_pcm_lib_write(substream, (void __force_user *)ptr, frames); } if (ret != -EPIPE && ret != -ESTRPIPE) break; @@ -1232,10 +1232,10 @@ snd_pcm_sframes_t snd_pcm_oss_read3(struct snd_pcm_substream *substream, char *p if (in_kernel) { mm_segment_t fs; fs = snd_enter_user(); - ret = snd_pcm_lib_read(substream, (void __force __user *)ptr, frames); + ret = snd_pcm_lib_read(substream, (void __force_user *)ptr, frames); snd_leave_user(fs); } else { - ret = snd_pcm_lib_read(substream, (void __force __user *)ptr, frames); + ret = snd_pcm_lib_read(substream, (void __force_user *)ptr, frames); } if (ret == -EPIPE) { if (runtime->status->state == SNDRV_PCM_STATE_DRAINING) { @@ -1331,7 +1331,7 @@ static ssize_t snd_pcm_oss_write2(struct snd_pcm_substream *substream, const cha struct snd_pcm_plugin_channel *channels; size_t oss_frame_bytes = (runtime->oss.plugin_first->src_width * runtime->oss.plugin_first->src_format.channels) / 8; if (!in_kernel) { - if (copy_from_user(runtime->oss.buffer, (const char __force __user *)buf, bytes)) + if (copy_from_user(runtime->oss.buffer, (const char __force_user *)buf, bytes)) return -EFAULT; buf = runtime->oss.buffer; } @@ -1401,7 +1401,7 @@ static ssize_t snd_pcm_oss_write1(struct snd_pcm_substream *substream, const cha } } else { tmp = snd_pcm_oss_write2(substream, - (const char __force *)buf, + (const char __force_kernel *)buf, runtime->oss.period_bytes, 0); if (tmp <= 0) goto err; @@ -1427,7 +1427,7 @@ static ssize_t snd_pcm_oss_read2(struct snd_pcm_substream *substream, char *buf, struct snd_pcm_runtime *runtime = substream->runtime; snd_pcm_sframes_t frames, frames1; #ifdef CONFIG_SND_PCM_OSS_PLUGINS - char __user *final_dst = (char __force __user *)buf; + char __user *final_dst = (char __force_user *)buf; if (runtime->oss.plugin_first) { struct snd_pcm_plugin_channel *channels; size_t oss_frame_bytes = (runtime->oss.plugin_last->dst_width * runtime->oss.plugin_last->dst_format.channels) / 8; @@ -1489,7 +1489,7 @@ static ssize_t snd_pcm_oss_read1(struct snd_pcm_substream *substream, char __use xfer += tmp; runtime->oss.buffer_used -= tmp; } else { - tmp = snd_pcm_oss_read2(substream, (char __force *)buf, + tmp = snd_pcm_oss_read2(substream, (char __force_kernel *)buf, runtime->oss.period_bytes, 0); if (tmp <= 0) goto err; @@ -1658,7 +1658,7 @@ static int snd_pcm_oss_sync(struct snd_pcm_oss_file *pcm_oss_file) size1); size1 /= runtime->channels; /* frames */ fs = snd_enter_user(); - snd_pcm_lib_write(substream, (void __force __user *)runtime->oss.buffer, size1); + snd_pcm_lib_write(substream, (void __force_user *)runtime->oss.buffer, size1); snd_leave_user(fs); } } else if (runtime->access == SNDRV_PCM_ACCESS_RW_NONINTERLEAVED) { diff --git a/sound/core/pcm_compat.c b/sound/core/pcm_compat.c index b48b434..e2ba787 100644 --- a/sound/core/pcm_compat.c +++ b/sound/core/pcm_compat.c @@ -31,7 +31,7 @@ static int snd_pcm_ioctl_delay_compat(struct snd_pcm_substream *substream, int err; fs = snd_enter_user(); - err = snd_pcm_delay(substream, &delay); + err = snd_pcm_delay(substream, (snd_pcm_sframes_t __force_user *)&delay); snd_leave_user(fs); if (err < 0) return err; diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c index 75888dd..c940854 100644 --- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -3004,11 +3004,11 @@ int snd_pcm_kernel_ioctl(struct snd_pcm_substream *substream, switch (substream->stream) { case SNDRV_PCM_STREAM_PLAYBACK: result = snd_pcm_playback_ioctl1(NULL, substream, cmd, - (void __user *)arg); + (void __force_user *)arg); break; case SNDRV_PCM_STREAM_CAPTURE: result = snd_pcm_capture_ioctl1(NULL, substream, cmd, - (void __user *)arg); + (void __force_user *)arg); break; default: result = -EINVAL; diff --git a/sound/core/seq/seq_clientmgr.c b/sound/core/seq/seq_clientmgr.c index b64f20d..aff6c32 100644 --- a/sound/core/seq/seq_clientmgr.c +++ b/sound/core/seq/seq_clientmgr.c @@ -446,7 +446,7 @@ static ssize_t snd_seq_read(struct file *file, char __user *buf, size_t count, count -= sizeof(struct snd_seq_event); buf += sizeof(struct snd_seq_event); err = snd_seq_expand_var_event(&cell->event, count, - (char __force *)buf, 0, + (char __force_kernel *)buf, 0, sizeof(struct snd_seq_event)); if (err < 0) break; @@ -1059,13 +1059,13 @@ static ssize_t snd_seq_write(struct file *file, const char __user *buf, } /* set user space pointer */ event.data.ext.len = extlen | SNDRV_SEQ_EXT_USRPTR; - event.data.ext.ptr = (char __force *)buf + event.data.ext.ptr = (char __force_kernel *)buf + sizeof(struct snd_seq_event); len += extlen; /* increment data length */ } else { #ifdef CONFIG_COMPAT if (client->convert32 && snd_seq_ev_is_varusr(&event)) { - void *ptr = (void __force *)compat_ptr(event.data.raw32.d[1]); + void *ptr = (void __force_kernel *)compat_ptr(event.data.raw32.d[1]); event.data.ext.ptr = ptr; } #endif @@ -2420,7 +2420,7 @@ int snd_seq_kernel_client_ctl(int clientid, unsigned int cmd, void *arg) if (client == NULL) return -ENXIO; fs = snd_enter_user(); - result = snd_seq_do_ioctl(client, cmd, (void __force __user *)arg); + result = snd_seq_do_ioctl(client, cmd, (void __force_user *)arg); snd_leave_user(fs); return result; } diff --git a/sound/core/seq/seq_compat.c b/sound/core/seq/seq_compat.c index 81f7c10..296bd6fd 100644 --- a/sound/core/seq/seq_compat.c +++ b/sound/core/seq/seq_compat.c @@ -59,7 +59,7 @@ static int snd_seq_call_port_info_ioctl(struct snd_seq_client *client, unsigned data->kernel = NULL; fs = snd_enter_user(); - err = snd_seq_do_ioctl(client, cmd, data); + err = snd_seq_do_ioctl(client, cmd, (void __force_user *)data); snd_leave_user(fs); if (err < 0) goto error; diff --git a/sound/core/seq/seq_memory.c b/sound/core/seq/seq_memory.c index 8010766..4bd361f 100644 --- a/sound/core/seq/seq_memory.c +++ b/sound/core/seq/seq_memory.c @@ -87,7 +87,7 @@ int snd_seq_dump_var_event(const struct snd_seq_event *event, if (event->data.ext.len & SNDRV_SEQ_EXT_USRPTR) { char buf[32]; - char __user *curptr = (char __force __user *)event->data.ext.ptr; + char __user *curptr = (char __force_user *)event->data.ext.ptr; while (len > 0) { int size = sizeof(buf); if (len < size) @@ -158,7 +158,7 @@ int snd_seq_expand_var_event(const struct snd_seq_event *event, int count, char if (event->data.ext.len & SNDRV_SEQ_EXT_USRPTR) { if (! in_kernel) return -EINVAL; - if (copy_from_user(buf, (void __force __user *)event->data.ext.ptr, len)) + if (copy_from_user(buf, (void __force_user *)event->data.ext.ptr, len)) return -EFAULT; return newlen; } @@ -344,7 +344,7 @@ int snd_seq_event_dup(struct snd_seq_pool *pool, struct snd_seq_event *event, tmp->event = src->event; src = src->next; } else if (is_usrptr) { - if (copy_from_user(&tmp->event, (char __force __user *)buf, size)) { + if (copy_from_user(&tmp->event, (char __force_user *)buf, size)) { err = -EFAULT; goto __error; } diff --git a/sound/core/sound.c b/sound/core/sound.c index 175f9e4..3518d31 100644 --- a/sound/core/sound.c +++ b/sound/core/sound.c @@ -86,7 +86,7 @@ static void snd_request_other(int minor) case SNDRV_MINOR_TIMER: str = "snd-timer"; break; default: return; } - request_module(str); + request_module("%s", str); } #endif /* modular kernel */ diff --git a/sound/drivers/mts64.c b/sound/drivers/mts64.c index 2a008a9..a1efb3f 100644 --- a/sound/drivers/mts64.c +++ b/sound/drivers/mts64.c @@ -29,6 +29,7 @@ #include <sound/initval.h> #include <sound/rawmidi.h> #include <sound/control.h> +#include <asm/local.h> #define CARD_NAME "Miditerminal 4140" #define DRIVER_NAME "MTS64" @@ -67,7 +68,7 @@ struct mts64 { struct pardevice *pardev; int pardev_claimed; - int open_count; + local_t open_count; int current_midi_output_port; int current_midi_input_port; u8 mode[MTS64_NUM_INPUT_PORTS]; @@ -687,7 +688,7 @@ static int snd_mts64_rawmidi_open(struct snd_rawmidi_substream *substream) { struct mts64 *mts = substream->rmidi->private_data; - if (mts->open_count == 0) { + if (local_read(&mts->open_count) == 0) { /* We don't need a spinlock here, because this is just called if the device has not been opened before. So there aren't any IRQs from the device */ @@ -695,7 +696,7 @@ static int snd_mts64_rawmidi_open(struct snd_rawmidi_substream *substream) msleep(50); } - ++(mts->open_count); + local_inc(&mts->open_count); return 0; } @@ -705,8 +706,7 @@ static int snd_mts64_rawmidi_close(struct snd_rawmidi_substream *substream) struct mts64 *mts = substream->rmidi->private_data; unsigned long flags; - --(mts->open_count); - if (mts->open_count == 0) { + if (local_dec_return(&mts->open_count) == 0) { /* We need the spinlock_irqsave here because we can still have IRQs at this point */ spin_lock_irqsave(&mts->lock, flags); @@ -715,8 +715,8 @@ static int snd_mts64_rawmidi_close(struct snd_rawmidi_substream *substream) msleep(500); - } else if (mts->open_count < 0) - mts->open_count = 0; + } else if (local_read(&mts->open_count) < 0) + local_set(&mts->open_count, 0); return 0; } diff --git a/sound/drivers/opl4/opl4_lib.c b/sound/drivers/opl4/opl4_lib.c index 89c7aa0..6d75e49 100644 --- a/sound/drivers/opl4/opl4_lib.c +++ b/sound/drivers/opl4/opl4_lib.c @@ -29,7 +29,7 @@ MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>"); MODULE_DESCRIPTION("OPL4 driver"); MODULE_LICENSE("GPL"); -static void inline snd_opl4_wait(struct snd_opl4 *opl4) +static inline void snd_opl4_wait(struct snd_opl4 *opl4) { int timeout = 10; while ((inb(opl4->fm_port) & OPL4_STATUS_BUSY) && --timeout > 0) diff --git a/sound/drivers/portman2x4.c b/sound/drivers/portman2x4.c index 464385a..46ab3f6 100644 --- a/sound/drivers/portman2x4.c +++ b/sound/drivers/portman2x4.c @@ -48,6 +48,7 @@ #include <sound/initval.h> #include <sound/rawmidi.h> #include <sound/control.h> +#include <asm/local.h> #define CARD_NAME "Portman 2x4" #define DRIVER_NAME "portman" @@ -85,7 +86,7 @@ struct portman { struct pardevice *pardev; int pardev_claimed; - int open_count; + local_t open_count; int mode[PORTMAN_NUM_INPUT_PORTS]; struct snd_rawmidi_substream *midi_input[PORTMAN_NUM_INPUT_PORTS]; }; diff --git a/sound/firewire/amdtp.c b/sound/firewire/amdtp.c index 2a153d2..185af02 100644 --- a/sound/firewire/amdtp.c +++ b/sound/firewire/amdtp.c @@ -591,7 +591,7 @@ static void update_pcm_pointers(struct amdtp_stream *s, ptr = s->pcm_buffer_pointer + frames; if (ptr >= pcm->runtime->buffer_size) ptr -= pcm->runtime->buffer_size; - ACCESS_ONCE(s->pcm_buffer_pointer) = ptr; + ACCESS_ONCE_RW(s->pcm_buffer_pointer) = ptr; s->pcm_period_pointer += frames; if (s->pcm_period_pointer >= pcm->runtime->period_size) { @@ -1056,7 +1056,7 @@ EXPORT_SYMBOL(amdtp_stream_pcm_pointer); void amdtp_stream_update(struct amdtp_stream *s) { /* Precomputing. */ - ACCESS_ONCE(s->source_node_id_field) = + ACCESS_ONCE_RW(s->source_node_id_field) = (fw_parent_device(s->unit)->card->node_id << CIP_SID_SHIFT) & CIP_SID_MASK; } diff --git a/sound/firewire/amdtp.h b/sound/firewire/amdtp.h index b2cf9e7..e11623a 100644 --- a/sound/firewire/amdtp.h +++ b/sound/firewire/amdtp.h @@ -237,7 +237,7 @@ static inline bool amdtp_stream_pcm_running(struct amdtp_stream *s) static inline void amdtp_stream_pcm_trigger(struct amdtp_stream *s, struct snd_pcm_substream *pcm) { - ACCESS_ONCE(s->pcm) = pcm; + ACCESS_ONCE_RW(s->pcm) = pcm; } /** @@ -255,7 +255,7 @@ static inline void amdtp_stream_midi_trigger(struct amdtp_stream *s, struct snd_rawmidi_substream *midi) { if (port < s->midi_ports) - ACCESS_ONCE(s->midi[port]) = midi; + ACCESS_ONCE_RW(s->midi[port]) = midi; } static inline bool cip_sfc_is_base_44100(enum cip_sfc sfc) diff --git a/sound/firewire/isight.c b/sound/firewire/isight.c index 48d6dca..a0266c23 100644 --- a/sound/firewire/isight.c +++ b/sound/firewire/isight.c @@ -96,7 +96,7 @@ static void isight_update_pointers(struct isight *isight, unsigned int count) ptr += count; if (ptr >= runtime->buffer_size) ptr -= runtime->buffer_size; - ACCESS_ONCE(isight->buffer_pointer) = ptr; + ACCESS_ONCE_RW(isight->buffer_pointer) = ptr; isight->period_counter += count; if (isight->period_counter >= runtime->period_size) { @@ -293,7 +293,7 @@ static int isight_hw_params(struct snd_pcm_substream *substream, if (err < 0) return err; - ACCESS_ONCE(isight->pcm_active) = true; + ACCESS_ONCE_RW(isight->pcm_active) = true; return 0; } @@ -331,7 +331,7 @@ static int isight_hw_free(struct snd_pcm_substream *substream) { struct isight *isight = substream->private_data; - ACCESS_ONCE(isight->pcm_active) = false; + ACCESS_ONCE_RW(isight->pcm_active) = false; mutex_lock(&isight->mutex); isight_stop_streaming(isight); @@ -424,10 +424,10 @@ static int isight_trigger(struct snd_pcm_substream *substream, int cmd) switch (cmd) { case SNDRV_PCM_TRIGGER_START: - ACCESS_ONCE(isight->pcm_running) = true; + ACCESS_ONCE_RW(isight->pcm_running) = true; break; case SNDRV_PCM_TRIGGER_STOP: - ACCESS_ONCE(isight->pcm_running) = false; + ACCESS_ONCE_RW(isight->pcm_running) = false; break; default: return -EINVAL; diff --git a/sound/firewire/scs1x.c b/sound/firewire/scs1x.c index 2dba848..c682aef 100644 --- a/sound/firewire/scs1x.c +++ b/sound/firewire/scs1x.c @@ -74,7 +74,7 @@ static void scs_output_trigger(struct snd_rawmidi_substream *stream, int up) { struct scs *scs = stream->rmidi->private_data; - ACCESS_ONCE(scs->output) = up ? stream : NULL; + ACCESS_ONCE_RW(scs->output) = up ? stream : NULL; if (up) { scs->output_idle = false; tasklet_schedule(&scs->tasklet); @@ -257,7 +257,7 @@ static void scs_input_trigger(struct snd_rawmidi_substream *stream, int up) { struct scs *scs = stream->rmidi->private_data; - ACCESS_ONCE(scs->input) = up ? stream : NULL; + ACCESS_ONCE_RW(scs->input) = up ? stream : NULL; } static void scs_input_escaped_byte(struct snd_rawmidi_substream *stream, @@ -473,8 +473,8 @@ static void scs_remove(struct fw_unit *unit) snd_card_disconnect(scs->card); - ACCESS_ONCE(scs->output) = NULL; - ACCESS_ONCE(scs->input) = NULL; + ACCESS_ONCE_RW(scs->output) = NULL; + ACCESS_ONCE_RW(scs->input) = NULL; wait_event(scs->idle_wait, scs->output_idle); diff --git a/sound/oss/sb_audio.c b/sound/oss/sb_audio.c index dc91072..d85a10a 100644 --- a/sound/oss/sb_audio.c +++ b/sound/oss/sb_audio.c @@ -900,7 +900,7 @@ sb16_copy_from_user(int dev, buf16 = (signed short *)(localbuf + localoffs); while (c) { - locallen = (c >= LBUFCOPYSIZE ? LBUFCOPYSIZE : c); + locallen = ((unsigned)c >= LBUFCOPYSIZE ? LBUFCOPYSIZE : c); if (copy_from_user(lbuf8, userbuf+useroffs + p, locallen)) diff --git a/sound/oss/swarm_cs4297a.c b/sound/oss/swarm_cs4297a.c index 213a416..aeab5c9 100644 --- a/sound/oss/swarm_cs4297a.c +++ b/sound/oss/swarm_cs4297a.c @@ -2623,7 +2623,6 @@ static int __init cs4297a_init(void) { struct cs4297a_state *s; u32 pwr, id; - mm_segment_t fs; int rval; u64 cfg; int mdio_val; @@ -2709,22 +2708,23 @@ static int __init cs4297a_init(void) if (!rval) { char *sb1250_duart_present; +#if 0 + mm_segment_t fs; fs = get_fs(); set_fs(KERNEL_DS); -#if 0 val = SOUND_MASK_LINE; mixer_ioctl(s, SOUND_MIXER_WRITE_RECSRC, (unsigned long) &val); for (i = 0; i < ARRAY_SIZE(initvol); i++) { val = initvol[i].vol; mixer_ioctl(s, initvol[i].mixch, (unsigned long) &val); } + set_fs(fs); // cs4297a_write_ac97(s, 0x18, 0x0808); #else // cs4297a_write_ac97(s, 0x5e, 0x180); cs4297a_write_ac97(s, 0x02, 0x0808); cs4297a_write_ac97(s, 0x18, 0x0808); #endif - set_fs(fs); list_add(&s->list, &cs4297a_devs); diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index a249d54..2388570 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -1787,7 +1787,7 @@ static int get_kctl_0dB_offset(struct hda_codec *codec, /* FIXME: set_fs() hack for obtaining user-space TLV data */ mm_segment_t fs = get_fs(); set_fs(get_ds()); - if (!kctl->tlv.c(kctl, 0, sizeof(_tlv), _tlv)) + if (!kctl->tlv.c(kctl, 0, sizeof(_tlv), (unsigned int __force_user *)_tlv)) tlv = _tlv; set_fs(fs); } else if (kctl->vd[0].access & SNDRV_CTL_ELEM_ACCESS_TLV_READ) diff --git a/sound/pci/ymfpci/ymfpci.h b/sound/pci/ymfpci/ymfpci.h index 149d4cb..7784769 100644 --- a/sound/pci/ymfpci/ymfpci.h +++ b/sound/pci/ymfpci/ymfpci.h @@ -358,7 +358,7 @@ struct snd_ymfpci { spinlock_t reg_lock; spinlock_t voice_lock; wait_queue_head_t interrupt_sleep; - atomic_t interrupt_sleep_count; + atomic_unchecked_t interrupt_sleep_count; struct snd_info_entry *proc_entry; const struct firmware *dsp_microcode; const struct firmware *controller_microcode; diff --git a/sound/pci/ymfpci/ymfpci_main.c b/sound/pci/ymfpci/ymfpci_main.c index 4c26076..a13f370 100644 --- a/sound/pci/ymfpci/ymfpci_main.c +++ b/sound/pci/ymfpci/ymfpci_main.c @@ -204,8 +204,8 @@ static void snd_ymfpci_hw_stop(struct snd_ymfpci *chip) if ((snd_ymfpci_readl(chip, YDSXGR_STATUS) & 2) == 0) break; } - if (atomic_read(&chip->interrupt_sleep_count)) { - atomic_set(&chip->interrupt_sleep_count, 0); + if (atomic_read_unchecked(&chip->interrupt_sleep_count)) { + atomic_set_unchecked(&chip->interrupt_sleep_count, 0); wake_up(&chip->interrupt_sleep); } __end: @@ -789,7 +789,7 @@ static void snd_ymfpci_irq_wait(struct snd_ymfpci *chip) continue; init_waitqueue_entry(&wait, current); add_wait_queue(&chip->interrupt_sleep, &wait); - atomic_inc(&chip->interrupt_sleep_count); + atomic_inc_unchecked(&chip->interrupt_sleep_count); schedule_timeout_uninterruptible(msecs_to_jiffies(50)); remove_wait_queue(&chip->interrupt_sleep, &wait); } @@ -827,8 +827,8 @@ static irqreturn_t snd_ymfpci_interrupt(int irq, void *dev_id) snd_ymfpci_writel(chip, YDSXGR_MODE, mode); spin_unlock(&chip->reg_lock); - if (atomic_read(&chip->interrupt_sleep_count)) { - atomic_set(&chip->interrupt_sleep_count, 0); + if (atomic_read_unchecked(&chip->interrupt_sleep_count)) { + atomic_set_unchecked(&chip->interrupt_sleep_count, 0); wake_up(&chip->interrupt_sleep); } } @@ -2384,7 +2384,7 @@ int snd_ymfpci_create(struct snd_card *card, spin_lock_init(&chip->reg_lock); spin_lock_init(&chip->voice_lock); init_waitqueue_head(&chip->interrupt_sleep); - atomic_set(&chip->interrupt_sleep_count, 0); + atomic_set_unchecked(&chip->interrupt_sleep_count, 0); chip->card = card; chip->pci = pci; chip->irq = -1; diff --git a/sound/soc/codecs/sti-sas.c b/sound/soc/codecs/sti-sas.c index 160d61a..10bfd63 100644 --- a/sound/soc/codecs/sti-sas.c +++ b/sound/soc/codecs/sti-sas.c @@ -591,11 +591,13 @@ static int sti_sas_driver_probe(struct platform_device *pdev) sti_sas_dai[STI_SAS_DAI_ANALOG_OUT].ops = drvdata->dev_data->dac_ops; /* Set dapms*/ - sti_sas_driver.dapm_widgets = drvdata->dev_data->dapm_widgets; - sti_sas_driver.num_dapm_widgets = drvdata->dev_data->num_dapm_widgets; + pax_open_kernel(); + *(const void **)&sti_sas_driver.dapm_widgets = drvdata->dev_data->dapm_widgets; + *(int *)&sti_sas_driver.num_dapm_widgets = drvdata->dev_data->num_dapm_widgets; - sti_sas_driver.dapm_routes = drvdata->dev_data->dapm_routes; - sti_sas_driver.num_dapm_routes = drvdata->dev_data->num_dapm_routes; + *(const void **)&sti_sas_driver.dapm_routes = drvdata->dev_data->dapm_routes; + *(int *)&sti_sas_driver.num_dapm_routes = drvdata->dev_data->num_dapm_routes; + pax_close_kernel(); /* Store context */ dev_set_drvdata(&pdev->dev, drvdata); diff --git a/sound/soc/soc-ac97.c b/sound/soc/soc-ac97.c index d40efc9..4dbd571 100644 --- a/sound/soc/soc-ac97.c +++ b/sound/soc/soc-ac97.c @@ -291,8 +291,10 @@ int snd_soc_set_ac97_ops_of_reset(struct snd_ac97_bus_ops *ops, if (ret) return ret; - ops->warm_reset = snd_soc_ac97_warm_reset; - ops->reset = snd_soc_ac97_reset; + pax_open_kernel(); + *(void **)&ops->warm_reset = snd_soc_ac97_warm_reset; + *(void **)&ops->reset = snd_soc_ac97_reset; + pax_close_kernel(); snd_ac97_rst_cfg = cfg; return 0; diff --git a/sound/soc/xtensa/xtfpga-i2s.c b/sound/soc/xtensa/xtfpga-i2s.c index 8382ffa..86af7d0 100644 --- a/sound/soc/xtensa/xtfpga-i2s.c +++ b/sound/soc/xtensa/xtfpga-i2s.c @@ -437,7 +437,7 @@ static int xtfpga_pcm_trigger(struct snd_pcm_substream *substream, int cmd) case SNDRV_PCM_TRIGGER_START: case SNDRV_PCM_TRIGGER_RESUME: case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: - ACCESS_ONCE(i2s->tx_ptr) = 0; + ACCESS_ONCE_RW(i2s->tx_ptr) = 0; rcu_assign_pointer(i2s->tx_substream, substream); xtfpga_pcm_refill_fifo(i2s); break; diff --git a/sound/synth/emux/emux_seq.c b/sound/synth/emux/emux_seq.c index a020920..55579f6 100644 --- a/sound/synth/emux/emux_seq.c +++ b/sound/synth/emux/emux_seq.c @@ -33,13 +33,13 @@ static int snd_emux_unuse(void *private_data, struct snd_seq_port_subscribe *inf * MIDI emulation operators */ static struct snd_midi_op emux_ops = { - snd_emux_note_on, - snd_emux_note_off, - snd_emux_key_press, - snd_emux_terminate_note, - snd_emux_control, - snd_emux_nrpn, - snd_emux_sysex, + .note_on = snd_emux_note_on, + .note_off = snd_emux_note_off, + .key_press = snd_emux_key_press, + .note_terminate = snd_emux_terminate_note, + .control = snd_emux_control, + .nrpn = snd_emux_nrpn, + .sysex = snd_emux_sysex, }; diff --git a/sound/usb/line6/driver.c b/sound/usb/line6/driver.c index 81b7da8..bb2676f 100644 --- a/sound/usb/line6/driver.c +++ b/sound/usb/line6/driver.c @@ -307,7 +307,7 @@ int line6_read_data(struct usb_line6 *line6, unsigned address, void *data, { struct usb_device *usbdev = line6->usbdev; int ret; - unsigned char len; + unsigned char *plen; unsigned count; if (address > 0xffff || datalen > 0xff) @@ -324,6 +324,10 @@ int line6_read_data(struct usb_line6 *line6, unsigned address, void *data, return ret; } + plen = kmalloc(1, GFP_KERNEL); + if (plen == NULL) + return -ENOMEM; + /* Wait for data length. We'll get 0xff until length arrives. */ for (count = 0; count < LINE6_READ_WRITE_MAX_RETRIES; count++) { mdelay(LINE6_READ_WRITE_STATUS_DELAY); @@ -331,30 +335,35 @@ int line6_read_data(struct usb_line6 *line6, unsigned address, void *data, ret = usb_control_msg(usbdev, usb_rcvctrlpipe(usbdev, 0), 0x67, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN, - 0x0012, 0x0000, &len, 1, + 0x0012, 0x0000, plen, 1, LINE6_TIMEOUT * HZ); if (ret < 0) { dev_err(line6->ifcdev, "receive length failed (error %d)\n", ret); + kfree(plen); return ret; } - if (len != 0xff) + if (*plen != 0xff) break; } - if (len == 0xff) { + if (*plen == 0xff) { dev_err(line6->ifcdev, "read failed after %d retries\n", count); + kfree(plen); return -EIO; - } else if (len != datalen) { + } else if (*plen != datalen) { /* should be equal or something went wrong */ dev_err(line6->ifcdev, "length mismatch (expected %d, got %d)\n", - (int)datalen, (int)len); + (int)datalen, (int)*plen); + kfree(plen); return -EIO; } + kfree(plen); + /* receive the result: */ ret = usb_control_msg(usbdev, usb_rcvctrlpipe(usbdev, 0), 0x67, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN, @@ -378,7 +387,7 @@ int line6_write_data(struct usb_line6 *line6, unsigned address, void *data, { struct usb_device *usbdev = line6->usbdev; int ret; - unsigned char status; + unsigned char *status; int count; if (address > 0xffff || datalen > 0xffff) @@ -395,6 +404,10 @@ int line6_write_data(struct usb_line6 *line6, unsigned address, void *data, return ret; } + status = kmalloc(1, GFP_KERNEL); + if (status == NULL) + return -ENOMEM; + for (count = 0; count < LINE6_READ_WRITE_MAX_RETRIES; count++) { mdelay(LINE6_READ_WRITE_STATUS_DELAY); @@ -403,27 +416,32 @@ int line6_write_data(struct usb_line6 *line6, unsigned address, void *data, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN, 0x0012, 0x0000, - &status, 1, LINE6_TIMEOUT * HZ); + status, 1, LINE6_TIMEOUT * HZ); if (ret < 0) { dev_err(line6->ifcdev, "receiving status failed (error %d)\n", ret); + kfree(status); return ret; } - if (status != 0xff) + if (*status != 0xff) break; } - if (status == 0xff) { + if (*status == 0xff) { dev_err(line6->ifcdev, "write failed after %d retries\n", count); + kfree(status); return -EIO; - } else if (status != 0) { + } else if (*status != 0) { dev_err(line6->ifcdev, "write failed (error %d)\n", ret); + kfree(status); return -EIO; } + kfree(status); + return 0; } EXPORT_SYMBOL_GPL(line6_write_data); diff --git a/sound/usb/line6/toneport.c b/sound/usb/line6/toneport.c index 6d4c50c..aa658c8 100644 --- a/sound/usb/line6/toneport.c +++ b/sound/usb/line6/toneport.c @@ -367,13 +367,19 @@ static bool toneport_has_source_select(struct usb_line6_toneport *toneport) */ static void toneport_setup(struct usb_line6_toneport *toneport) { - int ticks; + int *ticks; struct usb_line6 *line6 = &toneport->line6; struct usb_device *usbdev = line6->usbdev; + ticks = kmalloc(sizeof(int), GFP_KERNEL); + if (ticks == NULL) + return; + /* sync time on device with host: */ - ticks = (int)get_seconds(); - line6_write_data(line6, 0x80c6, &ticks, 4); + *ticks = (int)get_seconds(); + line6_write_data(line6, 0x80c6, ticks, sizeof(int)); + + kfree(ticks); /* enable device: */ toneport_send_cmd(usbdev, 0x0301, 0x0000); diff --git a/tools/gcc/.gitignore b/tools/gcc/.gitignore new file mode 100644 index 0000000..de92ed9 --- /dev/null +++ b/tools/gcc/.gitignore @@ -0,0 +1 @@ +randomize_layout_seed.h diff --git a/tools/gcc/Makefile b/tools/gcc/Makefile new file mode 100644 index 0000000..4945d82 --- /dev/null +++ b/tools/gcc/Makefile @@ -0,0 +1,54 @@ +#CC := gcc +#PLUGIN_SOURCE_FILES := pax_plugin.c +#PLUGIN_OBJECT_FILES := $(patsubst %.c,%.o,$(PLUGIN_SOURCE_FILES)) +GCCPLUGINS_DIR := $(shell $(CC) -print-file-name=plugin) +#CFLAGS += -I$(GCCPLUGINS_DIR)/include -fPIC -O2 -Wall -W -std=gnu99 + +ifeq ($(PLUGINCC),$(HOSTCC)) +HOSTLIBS := hostlibs +HOST_EXTRACFLAGS += -I$(GCCPLUGINS_DIR)/include -I$(src) -std=gnu99 -ggdb +export HOST_EXTRACFLAGS +else +HOSTLIBS := hostcxxlibs +HOST_EXTRACXXFLAGS += -I$(GCCPLUGINS_DIR)/include -I$(src) -std=gnu++98 -fno-rtti -fno-exceptions -fasynchronous-unwind-tables -ggdb -Wno-unused-parameter -Wno-narrowing -Wno-unused-variable +export HOST_EXTRACXXFLAGS +endif + +export GCCPLUGINS_DIR HOSTLIBS + +$(HOSTLIBS)-$(CONFIG_PAX_CONSTIFY_PLUGIN) := constify_plugin.so +$(HOSTLIBS)-$(CONFIG_PAX_MEMORY_STACKLEAK) += stackleak_plugin.so +$(HOSTLIBS)-$(CONFIG_KALLOCSTAT_PLUGIN) += kallocstat_plugin.so +$(HOSTLIBS)-$(CONFIG_PAX_KERNEXEC_PLUGIN) += kernexec_plugin.so +$(HOSTLIBS)-$(CONFIG_CHECKER_PLUGIN) += checker_plugin.so +$(HOSTLIBS)-y += colorize_plugin.so +$(HOSTLIBS)-$(CONFIG_PAX_LATENT_ENTROPY) += latent_entropy_plugin.so +$(HOSTLIBS)-$(CONFIG_PAX_MEMORY_STRUCTLEAK) += structleak_plugin.so +$(HOSTLIBS)-y += initify_plugin.so +$(HOSTLIBS)-$(CONFIG_GRKERNSEC_RANDSTRUCT) += randomize_layout_plugin.so + +subdir-$(CONFIG_PAX_SIZE_OVERFLOW) := size_overflow_plugin +subdir- += size_overflow_plugin + +always := $($(HOSTLIBS)-y) + +constify_plugin-objs := constify_plugin.o +stackleak_plugin-objs := stackleak_plugin.o +kallocstat_plugin-objs := kallocstat_plugin.o +kernexec_plugin-objs := kernexec_plugin.o +checker_plugin-objs := checker_plugin.o +colorize_plugin-objs := colorize_plugin.o +latent_entropy_plugin-objs := latent_entropy_plugin.o +structleak_plugin-objs := structleak_plugin.o +initify_plugin-objs := initify_plugin.o +randomize_layout_plugin-objs := randomize_layout_plugin.o + +$(obj)/randomize_layout_plugin.o: $(objtree)/$(obj)/randomize_layout_seed.h + +quiet_cmd_create_randomize_layout_seed = GENSEED $@ + cmd_create_randomize_layout_seed = \ + $(CONFIG_SHELL) $(srctree)/$(src)/gen-random-seed.sh $@ $(objtree)/include/generated/randomize_layout_hash.h +$(objtree)/$(obj)/randomize_layout_seed.h: FORCE + $(call if_changed,create_randomize_layout_seed) + +targets += randomize_layout_seed.h randomize_layout_hash.h diff --git a/tools/gcc/checker_plugin.c b/tools/gcc/checker_plugin.c new file mode 100644 index 0000000..1264799f --- /dev/null +++ b/tools/gcc/checker_plugin.c @@ -0,0 +1,549 @@ +/* + * Copyright 2011-2015 by the PaX Team <pageexec@freemail.hu> + * Licensed under the GPL v2 + * + * Note: the choice of the license means that the compilation process is + * NOT 'eligible' as defined by gcc's library exception to the GPL v3, + * but for the kernel it doesn't matter since it doesn't link against + * any of the gcc libraries + * + * gcc plugin to implement various sparse (source code checker) features + * + * TODO: + * - define separate __iomem, __percpu and __rcu address spaces (lots of code to patch) + * + * BUGS: + * - none known + */ + +#include "gcc-common.h" + +extern void c_register_addr_space (const char *str, addr_space_t as); +extern enum machine_mode default_addr_space_pointer_mode (addr_space_t); +extern enum machine_mode default_addr_space_address_mode (addr_space_t); +extern bool default_addr_space_valid_pointer_mode(enum machine_mode mode, addr_space_t as); +extern bool default_addr_space_legitimate_address_p(enum machine_mode mode, rtx mem, bool strict, addr_space_t as); +extern rtx default_addr_space_legitimize_address(rtx x, rtx oldx, enum machine_mode mode, addr_space_t as); + +int plugin_is_GPL_compatible; + +static struct plugin_info checker_plugin_info = { + .version = "201512100145", + .help = "user\tturn on user/kernel address space checking\n" + "context\tturn on locking context checking\n" +}; + +#define ADDR_SPACE_KERNEL 0 +#define ADDR_SPACE_FORCE_KERNEL 1 +#define ADDR_SPACE_USER 2 +#define ADDR_SPACE_FORCE_USER 3 +#define ADDR_SPACE_IOMEM 0 +#define ADDR_SPACE_FORCE_IOMEM 0 +#define ADDR_SPACE_PERCPU 0 +#define ADDR_SPACE_FORCE_PERCPU 0 +#define ADDR_SPACE_RCU 0 +#define ADDR_SPACE_FORCE_RCU 0 + +static enum machine_mode checker_addr_space_pointer_mode(addr_space_t addrspace) +{ + return default_addr_space_pointer_mode(ADDR_SPACE_GENERIC); +} + +static enum machine_mode checker_addr_space_address_mode(addr_space_t addrspace) +{ + return default_addr_space_address_mode(ADDR_SPACE_GENERIC); +} + +static bool checker_addr_space_valid_pointer_mode(enum machine_mode mode, addr_space_t as) +{ + return default_addr_space_valid_pointer_mode(mode, as); +} + +static bool checker_addr_space_legitimate_address_p(enum machine_mode mode, rtx mem, bool strict, addr_space_t as) +{ + return default_addr_space_legitimate_address_p(mode, mem, strict, ADDR_SPACE_GENERIC); +} + +static rtx checker_addr_space_legitimize_address(rtx x, rtx oldx, enum machine_mode mode, addr_space_t as) +{ + return default_addr_space_legitimize_address(x, oldx, mode, as); +} + +static bool checker_addr_space_subset_p(addr_space_t subset, addr_space_t superset) +{ + if (subset == ADDR_SPACE_FORCE_KERNEL && superset == ADDR_SPACE_KERNEL) + return true; + + if (subset == ADDR_SPACE_FORCE_USER && superset == ADDR_SPACE_USER) + return true; + + if (subset == ADDR_SPACE_FORCE_IOMEM && superset == ADDR_SPACE_IOMEM) + return true; + + if (subset == ADDR_SPACE_KERNEL && superset == ADDR_SPACE_FORCE_USER) + return true; + + if (subset == ADDR_SPACE_KERNEL && superset == ADDR_SPACE_FORCE_IOMEM) + return true; + + if (subset == ADDR_SPACE_USER && superset == ADDR_SPACE_FORCE_KERNEL) + return true; + + if (subset == ADDR_SPACE_IOMEM && superset == ADDR_SPACE_FORCE_KERNEL) + return true; + + return subset == superset; +} + +static rtx checker_addr_space_convert(rtx op, tree from_type, tree to_type) +{ +// addr_space_t from_as = TYPE_ADDR_SPACE(TREE_TYPE(from_type)); +// addr_space_t to_as = TYPE_ADDR_SPACE(TREE_TYPE(to_type)); + + return op; +} + +static void register_checker_address_spaces(void *event_data, void *data) +{ + c_register_addr_space("__kernel", ADDR_SPACE_KERNEL); + c_register_addr_space("__force_kernel", ADDR_SPACE_FORCE_KERNEL); + c_register_addr_space("__user", ADDR_SPACE_USER); + c_register_addr_space("__force_user", ADDR_SPACE_FORCE_USER); +// c_register_addr_space("__iomem", ADDR_SPACE_IOMEM); +// c_register_addr_space("__force_iomem", ADDR_SPACE_FORCE_IOMEM); +// c_register_addr_space("__percpu", ADDR_SPACE_PERCPU); +// c_register_addr_space("__force_percpu", ADDR_SPACE_FORCE_PERCPU); +// c_register_addr_space("__rcu", ADDR_SPACE_RCU); +// c_register_addr_space("__force_rcu", ADDR_SPACE_FORCE_RCU); + + targetm.addr_space.pointer_mode = checker_addr_space_pointer_mode; + targetm.addr_space.address_mode = checker_addr_space_address_mode; + targetm.addr_space.valid_pointer_mode = checker_addr_space_valid_pointer_mode; + targetm.addr_space.legitimate_address_p = checker_addr_space_legitimate_address_p; +// targetm.addr_space.legitimize_address = checker_addr_space_legitimize_address; + targetm.addr_space.subset_p = checker_addr_space_subset_p; + targetm.addr_space.convert = checker_addr_space_convert; +} + +static bool split_context_attribute(tree args, tree *lock, tree *in, tree *out) +{ + *in = TREE_VALUE(args); + + if (TREE_CODE(*in) != INTEGER_CST) { + *lock = *in; + args = TREE_CHAIN(args); + *in = TREE_VALUE(args); + } else + *lock = NULL_TREE; + + args = TREE_CHAIN(args); + if (*lock && !args) + return false; + + *out = TREE_VALUE(args); + return true; +} + +static tree handle_context_attribute(tree *node, tree name, tree args, int flags, bool *no_add_attrs) +{ + *no_add_attrs = true; + tree lock, in, out; + + if (TREE_CODE(*node) != FUNCTION_DECL) { + error("%qE attribute applies to functions only (%qD)", name, *node); + return NULL_TREE; + } + + if (!split_context_attribute(args, &lock, &in, &out)) { + error("%qE attribute needs two integers after the lock expression", name); + return NULL_TREE; + } + + if (TREE_CODE(in) != INTEGER_CST) { + error("the 'in' argument of the %qE attribute must be an integer (%qE)", name, in); + return NULL_TREE; + } + + if (TREE_CODE(out) != INTEGER_CST) { + error("the 'out' argument of the %qE attribute must be an integer (%qE)", name, out); + return NULL_TREE; + } + + *no_add_attrs = false; + return NULL_TREE; +} + +static struct attribute_spec context_attr = { + .name = "context", + .min_length = 2, + .max_length = 3, + .decl_required = true, + .type_required = false, + .function_type_required = false, + .handler = handle_context_attribute, +#if BUILDING_GCC_VERSION >= 4007 + .affects_type_identity = true +#endif +}; + +static void register_attributes(void *event_data, void *data) +{ + register_attribute(&context_attr); +} + +static const char context_function[] = "__context__"; +static GTY(()) tree context_function_decl; + +static const char context_error[] = "__context_error__"; +static GTY(()) tree context_error_decl; + +static void context_start_unit(void __unused *gcc_data, void __unused *user_data) +{ + tree fntype, attr; + + // void __context__(void *, int); + fntype = build_function_type_list(void_type_node, ptr_type_node, integer_type_node, NULL_TREE); + context_function_decl = build_fn_decl(context_function, fntype); + + TREE_PUBLIC(context_function_decl) = 1; + TREE_USED(context_function_decl) = 1; + DECL_EXTERNAL(context_function_decl) = 1; + DECL_ARTIFICIAL(context_function_decl) = 1; + DECL_PRESERVE_P(context_function_decl) = 1; +// TREE_NOTHROW(context_function_decl) = 1; +// DECL_UNINLINABLE(context_function_decl) = 1; + DECL_ASSEMBLER_NAME(context_function_decl); // for LTO + lang_hooks.decls.pushdecl(context_function_decl); + + // void __context_error__(const void *, int) __attribute__((error("context error"))); + fntype = build_function_type_list(void_type_node, const_ptr_type_node, integer_type_node, NULL_TREE); + context_error_decl = build_fn_decl(context_error, fntype); + + TREE_PUBLIC(context_error_decl) = 1; + TREE_USED(context_error_decl) = 1; + DECL_EXTERNAL(context_error_decl) = 1; + DECL_ARTIFICIAL(context_error_decl) = 1; + DECL_PRESERVE_P(context_error_decl) = 1; +// TREE_NOTHROW(context_error_decl) = 1; +// DECL_UNINLINABLE(context_error_decl) = 1; + TREE_THIS_VOLATILE(context_error_decl) = 1; + DECL_ASSEMBLER_NAME(context_error_decl); + + attr = tree_cons(NULL, build_string(14, "context error"), NULL); + attr = tree_cons(get_identifier("error"), attr, NULL); + decl_attributes(&context_error_decl, attr, 0); +} + +static bool gate_context(void) +{ + tree context_attr; + +return true; + + context_attr = lookup_attribute("context", DECL_ATTRIBUTES(current_function_decl)); + return context_attr != NULL_TREE; +} + +static basic_block verify_context_before(gimple_stmt_iterator *gsi, tree context, tree inout, tree error) +{ + gimple stmt; + basic_block cond_bb, join_bb, true_bb; + edge e; + location_t loc; + const char *file; + int line; + size_t len; + tree filename; + + stmt = gsi_stmt(*gsi); + if (gimple_has_location(stmt)) { + loc = gimple_location(stmt); + file = gimple_filename(stmt); + line = gimple_lineno(stmt); + } else { + loc = DECL_SOURCE_LOCATION(current_function_decl); + file = DECL_SOURCE_FILE(current_function_decl); + line = DECL_SOURCE_LINE(current_function_decl); + } + gcc_assert(file); + + // if (context != count) __context_error__(__FILE__, __LINE__); + stmt = gimple_build_cond(NE_EXPR, context, inout, NULL_TREE, NULL_TREE); + gimple_set_location(stmt, loc); + gsi_insert_before(gsi, stmt, GSI_NEW_STMT); + + cond_bb = gsi_bb(*gsi); + gcc_assert(!gsi_end_p(*gsi)); + gcc_assert(stmt == gsi_stmt(*gsi)); + + e = split_block(cond_bb, gsi_stmt(*gsi)); + cond_bb = e->src; + join_bb = e->dest; + e->flags = EDGE_FALSE_VALUE; + e->probability = REG_BR_PROB_BASE; + + true_bb = create_empty_bb(EXIT_BLOCK_PTR_FOR_FN(cfun)->prev_bb); + make_edge(cond_bb, true_bb, EDGE_TRUE_VALUE); + make_edge(true_bb, join_bb, EDGE_FALLTHRU); + + set_immediate_dominator(CDI_DOMINATORS, true_bb, cond_bb); + set_immediate_dominator(CDI_DOMINATORS, join_bb, cond_bb); + + gcc_assert(cond_bb->loop_father == join_bb->loop_father); + add_bb_to_loop(true_bb, cond_bb->loop_father); + + // insert call to builtin_trap or __context_error__ + *gsi = gsi_start_bb(true_bb); + +// stmt = gimple_build_call(builtin_decl_implicit(BUILT_IN_TRAP), 0); + len = strlen(file) + 1; + filename = build_string(len, file); + TREE_TYPE(filename) = build_array_type(unsigned_char_type_node, build_index_type(size_int(len))); + filename = build1(ADDR_EXPR, const_ptr_type_node, filename); + stmt = gimple_build_call(error, 2, filename, build_int_cst(NULL_TREE, line)); + gimple_set_location(stmt, loc); + gsi_insert_after(gsi, stmt, GSI_CONTINUE_LINKING); + + *gsi = gsi_start_nondebug_bb(join_bb); + return join_bb; +} + +static void update_context(gimple_stmt_iterator *gsi, tree context, int diff) +{ + gimple assign; + tree op; + + op = fold_build2_loc(UNKNOWN_LOCATION, PLUS_EXPR, integer_type_node, context, build_int_cst(integer_type_node, diff)); + assign = gimple_build_assign(context, op); + gsi_insert_after(gsi, assign, GSI_NEW_STMT); + update_stmt(assign); +} + +static basic_block track_context(basic_block bb, tree context) +{ + gimple_stmt_iterator gsi; + gimple assign; + + // adjust context according to the context information on any call stmt + for (gsi = gsi_start_bb(bb); !gsi_end_p(gsi); gsi_next(&gsi)) { + gimple stmt = gsi_stmt(gsi); + tree fndecl, context_attr; + tree lock, in, out; + int incount, outcount; + + if (!is_gimple_call(stmt)) + continue; + + fndecl = gimple_call_fndecl(stmt); + if (!fndecl) + continue; + + if (fndecl == context_function_decl) { + unsigned int num_ops = gimple_num_ops(stmt); + int diff = tree_to_shwi(gimple_op(stmt, num_ops - 1)); + + gcc_assert(diff); + update_context(&gsi, context, diff); + continue; + } + + context_attr = lookup_attribute("context", DECL_ATTRIBUTES(fndecl)); + if (!context_attr) + continue; + + gcc_assert(split_context_attribute(TREE_VALUE(context_attr), &lock, &in, &out)); + incount = tree_to_shwi(in); + outcount = tree_to_shwi(out); + bb = verify_context_before(&gsi, context, in, context_error_decl); + update_context(&gsi, context, outcount - incount); + } + + return bb; +} + +static bool bb_any_loop(basic_block bb) +{ + return bb_loop_depth(bb) || (bb->flags & BB_IRREDUCIBLE_LOOP); +} + +static unsigned int execute_context(void) +{ + basic_block bb; + gimple assign; + gimple_stmt_iterator gsi; + tree context_attr, context; + tree lock, in, out; + + loop_optimizer_init(LOOPS_NORMAL | LOOPS_HAVE_RECORDED_EXITS); + gcc_assert(current_loops); + + calculate_dominance_info(CDI_DOMINATORS); + calculate_dominance_info(CDI_POST_DOMINATORS); + + context_attr = lookup_attribute("context", DECL_ATTRIBUTES(current_function_decl)); + if (context_attr) { + gcc_assert(split_context_attribute(TREE_VALUE(context_attr), &lock, &in, &out)); + } else { + in = out = integer_zero_node; + } + + // 1. create local context variable + context = create_tmp_var(integer_type_node, "context"); + add_referenced_var(context); + mark_sym_for_renaming(context); + + // 2. initialize local context variable + gcc_assert(single_succ_p(ENTRY_BLOCK_PTR_FOR_FN(cfun))); + bb = single_succ(ENTRY_BLOCK_PTR_FOR_FN(cfun)); + if (!single_pred_p(bb)) { + gcc_assert(bb_any_loop(bb)); + split_edge(single_succ_edge(ENTRY_BLOCK_PTR_FOR_FN(cfun))); + bb = single_succ(ENTRY_BLOCK_PTR_FOR_FN(cfun)); + } + gsi = gsi_start_bb(bb); + assign = gimple_build_assign(context, in); + gsi_insert_before(&gsi, assign, GSI_NEW_STMT); + update_stmt(assign); + + // 3. instrument each BB to track the local context variable + FOR_EACH_BB_FN(bb, cfun) { + bb = track_context(bb, context); + } + + // 4. verify the local context variable against the expected state + if (EDGE_COUNT(EXIT_BLOCK_PTR_FOR_FN(cfun)->preds)) { + gcc_assert(single_pred_p(EXIT_BLOCK_PTR_FOR_FN(cfun))); + gsi = gsi_last_nondebug_bb(single_pred(EXIT_BLOCK_PTR_FOR_FN(cfun))); + verify_context_before(&gsi, context, out, context_error_decl); + } + + free_dominance_info(CDI_DOMINATORS); + free_dominance_info(CDI_POST_DOMINATORS); + loop_optimizer_finalize(); + return 0; +} + +#if BUILDING_GCC_VERSION >= 4009 +namespace { +static const struct pass_data context_pass_data = { +#else +static struct gimple_opt_pass context_pass = { + .pass = { +#endif + .type = GIMPLE_PASS, + .name = "context", +#if BUILDING_GCC_VERSION >= 4008 + .optinfo_flags = OPTGROUP_NONE, +#endif +#if BUILDING_GCC_VERSION >= 5000 +#elif BUILDING_GCC_VERSION == 4009 + .has_gate = true, + .has_execute = true, +#else + .gate = gate_context, + .execute = execute_context, + .sub = NULL, + .next = NULL, + .static_pass_number = 0, +#endif + .tv_id = TV_NONE, + .properties_required = PROP_gimple_leh | PROP_cfg, + .properties_provided = 0, + .properties_destroyed = 0, + .todo_flags_start = 0, //TODO_verify_ssa | TODO_verify_flow | TODO_verify_stmts, + .todo_flags_finish = TODO_verify_ssa | TODO_verify_stmts | TODO_dump_func | TODO_verify_flow | TODO_update_ssa +#if BUILDING_GCC_VERSION < 4009 + } +#endif +}; + +#if BUILDING_GCC_VERSION >= 4009 +class context_pass : public gimple_opt_pass { +public: + context_pass() : gimple_opt_pass(context_pass_data, g) {} +#if BUILDING_GCC_VERSION >= 5000 + virtual bool gate(function *) { return gate_context(); } + virtual unsigned int execute(function *) { return execute_context(); } +#else + bool gate() { return gate_context(); } + unsigned int execute() { return execute_context(); } +#endif +}; +} + +static opt_pass *make_context_pass(void) +{ + return new context_pass(); +} +#else +static struct opt_pass *make_context_pass(void) +{ + return &context_pass.pass; +} +#endif + +int plugin_init(struct plugin_name_args *plugin_info, struct plugin_gcc_version *version) +{ + const char * const plugin_name = plugin_info->base_name; + const int argc = plugin_info->argc; + const struct plugin_argument * const argv = plugin_info->argv; + int i; + bool enable_user, enable_context; + struct register_pass_info context_pass_info; + + static const struct ggc_root_tab gt_ggc_r_gt_checker[] = { + { + .base = &context_function_decl, + .nelt = 1, + .stride = sizeof(context_function_decl), + .cb = >_ggc_mx_tree_node, + .pchw = >_pch_nx_tree_node + }, + { + .base = &context_error_decl, + .nelt = 1, + .stride = sizeof(context_error_decl), + .cb = >_ggc_mx_tree_node, + .pchw = >_pch_nx_tree_node + }, + LAST_GGC_ROOT_TAB + }; + + context_pass_info.pass = make_context_pass(); +// context_pass_info.reference_pass_name = "ssa"; + context_pass_info.reference_pass_name = "phiprop"; + context_pass_info.ref_pass_instance_number = 1; + context_pass_info.pos_op = PASS_POS_INSERT_AFTER; + + if (!plugin_default_version_check(version, &gcc_version)) { + error(G_("incompatible gcc/plugin versions")); + return 1; + } + + register_callback(plugin_name, PLUGIN_INFO, NULL, &checker_plugin_info); + + enable_user = false; + enable_context = false; + for (i = 0; i < argc; ++i) { + if (!strcmp(argv[i].key, "user")) { + enable_user = true; + continue; + } + if (!strcmp(argv[i].key, "context")) { + enable_context = true; + continue; + } + error(G_("unkown option '-fplugin-arg-%s-%s'"), plugin_name, argv[i].key); + } + + if (enable_user) + register_callback(plugin_name, PLUGIN_PRAGMAS, register_checker_address_spaces, NULL); + if (enable_context) { + register_callback(plugin_name, PLUGIN_ATTRIBUTES, register_attributes, NULL); + register_callback(plugin_name, PLUGIN_START_UNIT, context_start_unit, NULL); + register_callback(plugin_name, PLUGIN_REGISTER_GGC_ROOTS, NULL, (void *)>_ggc_r_gt_checker); + register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &context_pass_info); + } + + return 0; +} diff --git a/tools/gcc/colorize_plugin.c b/tools/gcc/colorize_plugin.c new file mode 100644 index 0000000..0c96d8a --- /dev/null +++ b/tools/gcc/colorize_plugin.c @@ -0,0 +1,215 @@ +/* + * Copyright 2012-2015 by PaX Team <pageexec@freemail.hu> + * Licensed under the GPL v2 + * + * Note: the choice of the license means that the compilation process is + * NOT 'eligible' as defined by gcc's library exception to the GPL v3, + * but for the kernel it doesn't matter since it doesn't link against + * any of the gcc libraries + * + * gcc plugin to colorize diagnostic output + * + */ + +#include "gcc-common.h" + +int plugin_is_GPL_compatible; + +static struct plugin_info colorize_plugin_info = { + .version = "201404202350", + .help = "color=[never|always|auto]\tdetermine when to colorize\n", +}; + +#define GREEN "\033[32m\033[K" +#define LIGHTGREEN "\033[1;32m\033[K" +#define YELLOW "\033[33m\033[K" +#define LIGHTYELLOW "\033[1;33m\033[K" +#define RED "\033[31m\033[K" +#define LIGHTRED "\033[1;31m\033[K" +#define BLUE "\033[34m\033[K" +#define LIGHTBLUE "\033[1;34m\033[K" +#define BRIGHT "\033[1;m\033[K" +#define NORMAL "\033[m\033[K" + +static diagnostic_starter_fn old_starter; +static diagnostic_finalizer_fn old_finalizer; + +static void start_colorize(diagnostic_context *context, diagnostic_info *diagnostic) +{ + const char *color; + char *newprefix; + + switch (diagnostic->kind) { + case DK_NOTE: + color = LIGHTBLUE; + break; + + case DK_PEDWARN: + case DK_WARNING: + color = LIGHTYELLOW; + break; + + case DK_ERROR: + case DK_FATAL: + case DK_ICE: + case DK_PERMERROR: + case DK_SORRY: + color = LIGHTRED; + break; + + default: + color = NORMAL; + } + + old_starter(context, diagnostic); + if (-1 == asprintf(&newprefix, "%s%s" NORMAL, color, context->printer->prefix)) + return; + pp_destroy_prefix(context->printer); + pp_set_prefix(context->printer, newprefix); +} + +static void finalize_colorize(diagnostic_context *context, diagnostic_info *diagnostic) +{ + old_finalizer(context, diagnostic); +} + +static void colorize_arm(void) +{ + old_starter = diagnostic_starter(global_dc); + old_finalizer = diagnostic_finalizer(global_dc); + + diagnostic_starter(global_dc) = start_colorize; + diagnostic_finalizer(global_dc) = finalize_colorize; +} + +static unsigned int execute_colorize_rearm(void) +{ + if (diagnostic_starter(global_dc) == start_colorize) + return 0; + + colorize_arm(); + return 0; +} + +#if BUILDING_GCC_VERSION >= 4009 +namespace { +static const struct pass_data colorize_rearm_pass_data = { +#else +struct simple_ipa_opt_pass colorize_rearm_pass = { + .pass = { +#endif + .type = SIMPLE_IPA_PASS, + .name = "colorize_rearm", +#if BUILDING_GCC_VERSION >= 4008 + .optinfo_flags = OPTGROUP_NONE, +#endif +#if BUILDING_GCC_VERSION >= 5000 +#elif BUILDING_GCC_VERSION == 4009 + .has_gate = false, + .has_execute = true, +#else + .gate = NULL, + .execute = execute_colorize_rearm, + .sub = NULL, + .next = NULL, + .static_pass_number = 0, +#endif + .tv_id = TV_NONE, + .properties_required = 0, + .properties_provided = 0, + .properties_destroyed = 0, + .todo_flags_start = 0, + .todo_flags_finish = 0 +#if BUILDING_GCC_VERSION < 4009 + } +#endif +}; + +#if BUILDING_GCC_VERSION >= 4009 +class colorize_rearm_pass : public simple_ipa_opt_pass { +public: + colorize_rearm_pass() : simple_ipa_opt_pass(colorize_rearm_pass_data, g) {} +#if BUILDING_GCC_VERSION >= 5000 + virtual unsigned int execute(function *) { return execute_colorize_rearm(); } +#else + unsigned int execute() { return execute_colorize_rearm(); } +#endif +}; +} + +static opt_pass *make_colorize_rearm_pass(void) +{ + return new colorize_rearm_pass(); +} +#else +static struct opt_pass *make_colorize_rearm_pass(void) +{ + return &colorize_rearm_pass.pass; +} +#endif + +static void colorize_start_unit(void *gcc_data, void *user_data) +{ + colorize_arm(); +} + +static bool should_colorize(void) +{ +#if BUILDING_GCC_VERSION >= 4009 + return false; +#else + char const *t = getenv("TERM"); + + return t && strcmp(t, "dumb") && isatty(STDERR_FILENO); +#endif +} + +int plugin_init(struct plugin_name_args *plugin_info, struct plugin_gcc_version *version) +{ + const char * const plugin_name = plugin_info->base_name; + const int argc = plugin_info->argc; + const struct plugin_argument * const argv = plugin_info->argv; + int i; + struct register_pass_info colorize_rearm_pass_info; + bool colorize; + + colorize_rearm_pass_info.pass = make_colorize_rearm_pass(); + colorize_rearm_pass_info.reference_pass_name = "*free_lang_data"; + colorize_rearm_pass_info.ref_pass_instance_number = 1; + colorize_rearm_pass_info.pos_op = PASS_POS_INSERT_AFTER; + + if (!plugin_default_version_check(version, &gcc_version)) { + error(G_("incompatible gcc/plugin versions")); + return 1; + } + + register_callback(plugin_name, PLUGIN_INFO, NULL, &colorize_plugin_info); + + colorize = getenv("GCC_COLORS") ? should_colorize() : false; + + for (i = 0; i < argc; ++i) { + if (!strcmp(argv[i].key, "color")) { + if (!argv[i].value) { + error(G_("no value supplied for option '-fplugin-arg-%s-%s'"), plugin_name, argv[i].key); + continue; + } + if (!strcmp(argv[i].value, "always")) + colorize = true; + else if (!strcmp(argv[i].value, "never")) + colorize = false; + else if (!strcmp(argv[i].value, "auto")) + colorize = should_colorize(); + else + error(G_("invalid option argument '-fplugin-arg-%s-%s=%s'"), plugin_name, argv[i].key, argv[i].value); + continue; + } + error(G_("unkown option '-fplugin-arg-%s-%s'"), plugin_name, argv[i].key); + } + + if (colorize) { + // TODO: parse GCC_COLORS as used by gcc 4.9+ + register_callback(plugin_name, PLUGIN_START_UNIT, &colorize_start_unit, NULL); + register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &colorize_rearm_pass_info); + } + return 0; +} diff --git a/tools/gcc/constify_plugin.c b/tools/gcc/constify_plugin.c new file mode 100644 index 0000000..0b98f34 --- /dev/null +++ b/tools/gcc/constify_plugin.c @@ -0,0 +1,571 @@ +/* + * Copyright 2011 by Emese Revfy <re.emese@gmail.com> + * Copyright 2011-2015 by PaX Team <pageexec@freemail.hu> + * Licensed under the GPL v2, or (at your option) v3 + * + * This gcc plugin constifies all structures which contain only function pointers or are explicitly marked for constification. + * + * Homepage: + * http://www.grsecurity.net/~ephox/const_plugin/ + * + * Usage: + * $ gcc -I`gcc -print-file-name=plugin`/include -fPIC -shared -O2 -o constify_plugin.so constify_plugin.c + * $ gcc -fplugin=constify_plugin.so test.c -O2 + */ + +#include "gcc-common.h" + +// unused C type flag in all versions 4.5-6 +#define TYPE_CONSTIFY_VISITED(TYPE) TYPE_LANG_FLAG_4(TYPE) + +int plugin_is_GPL_compatible; + +static bool constify = true; + +static struct plugin_info const_plugin_info = { + .version = "201511290250", + .help = "no-constify\tturn off constification\n", +}; + +typedef struct { + bool has_fptr_field; + bool has_writable_field; + bool has_do_const_field; + bool has_no_const_field; +} constify_info; + +static const_tree get_field_type(const_tree field) +{ + return strip_array_types(TREE_TYPE(field)); +} + +static bool is_fptr(const_tree field) +{ + const_tree ptr = get_field_type(field); + + if (TREE_CODE(ptr) != POINTER_TYPE) + return false; + + return TREE_CODE(TREE_TYPE(ptr)) == FUNCTION_TYPE; +} + +/* + * determine whether the given structure type meets the requirements for automatic constification, + * including the constification attributes on nested structure types + */ +static void constifiable(const_tree node, constify_info *cinfo) +{ + const_tree field; + + gcc_assert(TREE_CODE(node) == RECORD_TYPE || TREE_CODE(node) == UNION_TYPE); + + // e.g., pointer to structure fields while still constructing the structure type + if (TYPE_FIELDS(node) == NULL_TREE) + return; + + for (field = TYPE_FIELDS(node); field; field = TREE_CHAIN(field)) { + const_tree type = get_field_type(field); + enum tree_code code = TREE_CODE(type); + + if (node == type) + continue; + + if (is_fptr(field)) + cinfo->has_fptr_field = true; + else if (code == RECORD_TYPE || code == UNION_TYPE) { + if (lookup_attribute("do_const", TYPE_ATTRIBUTES(type))) + cinfo->has_do_const_field = true; + else if (lookup_attribute("no_const", TYPE_ATTRIBUTES(type))) + cinfo->has_no_const_field = true; + else + constifiable(type, cinfo); + } else if (!TREE_READONLY(field)) + cinfo->has_writable_field = true; + } +} + +static bool constified(const_tree node) +{ + constify_info cinfo = { + .has_fptr_field = false, + .has_writable_field = false, + .has_do_const_field = false, + .has_no_const_field = false + }; + + gcc_assert(TREE_CODE(node) == RECORD_TYPE || TREE_CODE(node) == UNION_TYPE); + + if (lookup_attribute("no_const", TYPE_ATTRIBUTES(node))) { +// gcc_assert(!TYPE_READONLY(node)); + return false; + } + + if (lookup_attribute("do_const", TYPE_ATTRIBUTES(node))) { + gcc_assert(TYPE_READONLY(node)); + return true; + } + + constifiable(node, &cinfo); + if ((!cinfo.has_fptr_field || cinfo.has_writable_field || cinfo.has_no_const_field) && !cinfo.has_do_const_field) + return false; + + return TYPE_READONLY(node); +} + +static void deconstify_tree(tree node); + +static void deconstify_type(tree type) +{ + tree field; + + gcc_assert(TREE_CODE(type) == RECORD_TYPE || TREE_CODE(type) == UNION_TYPE); + + for (field = TYPE_FIELDS(type); field; field = TREE_CHAIN(field)) { + const_tree fieldtype = get_field_type(field); + + // special case handling of simple ptr-to-same-array-type members + if (TREE_CODE(TREE_TYPE(field)) == POINTER_TYPE) { + tree ptrtype = TREE_TYPE(TREE_TYPE(field)); + + if (TREE_TYPE(TREE_TYPE(field)) == type) + continue; + if (TREE_CODE(ptrtype) != RECORD_TYPE && TREE_CODE(ptrtype) != UNION_TYPE) + continue; + if (!constified(ptrtype)) + continue; + if (TYPE_MAIN_VARIANT(ptrtype) == TYPE_MAIN_VARIANT(type)) { + TREE_TYPE(field) = copy_node(TREE_TYPE(field)); + TREE_TYPE(TREE_TYPE(field)) = build_qualified_type(type, TYPE_QUALS(ptrtype) & ~TYPE_QUAL_CONST); + } + continue; + } + if (TREE_CODE(fieldtype) != RECORD_TYPE && TREE_CODE(fieldtype) != UNION_TYPE) + continue; + if (!constified(fieldtype)) + continue; + + deconstify_tree(field); + TREE_READONLY(field) = 0; + } + TYPE_READONLY(type) = 0; + C_TYPE_FIELDS_READONLY(type) = 0; + if (lookup_attribute("do_const", TYPE_ATTRIBUTES(type))) { + TYPE_ATTRIBUTES(type) = copy_list(TYPE_ATTRIBUTES(type)); + TYPE_ATTRIBUTES(type) = remove_attribute("do_const", TYPE_ATTRIBUTES(type)); + } +} + +static void deconstify_tree(tree node) +{ + tree old_type, new_type, field; + + old_type = TREE_TYPE(node); + while (TREE_CODE(old_type) == ARRAY_TYPE && TREE_CODE(TREE_TYPE(old_type)) != ARRAY_TYPE) { + node = TREE_TYPE(node) = copy_node(old_type); + old_type = TREE_TYPE(old_type); + } + + gcc_assert(TREE_CODE(old_type) == RECORD_TYPE || TREE_CODE(old_type) == UNION_TYPE); + gcc_assert(TYPE_READONLY(old_type) && (TYPE_QUALS(old_type) & TYPE_QUAL_CONST)); + + new_type = build_qualified_type(old_type, TYPE_QUALS(old_type) & ~TYPE_QUAL_CONST); + TYPE_FIELDS(new_type) = copy_list(TYPE_FIELDS(new_type)); + for (field = TYPE_FIELDS(new_type); field; field = TREE_CHAIN(field)) + DECL_FIELD_CONTEXT(field) = new_type; + + deconstify_type(new_type); + + TREE_TYPE(node) = new_type; +} + +static tree handle_no_const_attribute(tree *node, tree name, tree args, int flags, bool *no_add_attrs) +{ + tree type; + constify_info cinfo = { + .has_fptr_field = false, + .has_writable_field = false, + .has_do_const_field = false, + .has_no_const_field = false + }; + + *no_add_attrs = true; + if (TREE_CODE(*node) == FUNCTION_DECL) { + error("%qE attribute does not apply to functions (%qF)", name, *node); + return NULL_TREE; + } + + if (TREE_CODE(*node) == PARM_DECL) { + error("%qE attribute does not apply to function parameters (%qD)", name, *node); + return NULL_TREE; + } + + if (TREE_CODE(*node) == VAR_DECL) { + error("%qE attribute does not apply to variables (%qD)", name, *node); + return NULL_TREE; + } + + if (TYPE_P(*node)) { + type = *node; + } else { + gcc_assert(TREE_CODE(*node) == TYPE_DECL); + type = TREE_TYPE(*node); + } + + if (TREE_CODE(type) != RECORD_TYPE && TREE_CODE(type) != UNION_TYPE) { + error("%qE attribute used on %qT applies to struct and union types only", name, type); + return NULL_TREE; + } + + if (lookup_attribute(IDENTIFIER_POINTER(name), TYPE_ATTRIBUTES(type))) { + error("%qE attribute is already applied to the type %qT", name, type); + return NULL_TREE; + } + + if (TYPE_P(*node)) { + if (lookup_attribute("do_const", TYPE_ATTRIBUTES(type))) + error("%qE attribute used on type %qT is incompatible with 'do_const'", name, type); + else + *no_add_attrs = false; + return NULL_TREE; + } + + constifiable(type, &cinfo); + if ((cinfo.has_fptr_field && !cinfo.has_writable_field && !cinfo.has_no_const_field) || lookup_attribute("do_const", TYPE_ATTRIBUTES(type))) { + if (constify) { + if TYPE_P(*node) + deconstify_type(*node); + else + deconstify_tree(*node); + } + if (TYPE_P(*node)) + TYPE_CONSTIFY_VISITED(*node) = 1; + else + TYPE_CONSTIFY_VISITED(TREE_TYPE(*node)) = 1; + return NULL_TREE; + } + + if (constify && TYPE_FIELDS(type)) + error("%qE attribute used on type %qT that is not constified", name, type); + return NULL_TREE; +} + +static void constify_type(tree type) +{ + TYPE_READONLY(type) = 1; + C_TYPE_FIELDS_READONLY(type) = 1; + TYPE_CONSTIFY_VISITED(type) = 1; +// TYPE_ATTRIBUTES(type) = copy_list(TYPE_ATTRIBUTES(type)); +// TYPE_ATTRIBUTES(type) = tree_cons(get_identifier("do_const"), NULL_TREE, TYPE_ATTRIBUTES(type)); +} + +static tree handle_do_const_attribute(tree *node, tree name, tree args, int flags, bool *no_add_attrs) +{ + *no_add_attrs = true; + if (!TYPE_P(*node)) { + error("%qE attribute applies to types only (%qD)", name, *node); + return NULL_TREE; + } + + if (TREE_CODE(*node) != RECORD_TYPE && TREE_CODE(*node) != UNION_TYPE) { + error("%qE attribute used on %qT applies to struct and union types only", name, *node); + return NULL_TREE; + } + + if (lookup_attribute(IDENTIFIER_POINTER(name), TYPE_ATTRIBUTES(*node))) { + error("%qE attribute used on %qT is already applied to the type", name, *node); + return NULL_TREE; + } + + if (lookup_attribute("no_const", TYPE_ATTRIBUTES(*node))) { + error("%qE attribute used on %qT is incompatible with 'no_const'", name, *node); + return NULL_TREE; + } + + *no_add_attrs = false; + return NULL_TREE; +} + +static struct attribute_spec no_const_attr = { + .name = "no_const", + .min_length = 0, + .max_length = 0, + .decl_required = false, + .type_required = false, + .function_type_required = false, + .handler = handle_no_const_attribute, +#if BUILDING_GCC_VERSION >= 4007 + .affects_type_identity = true +#endif +}; + +static struct attribute_spec do_const_attr = { + .name = "do_const", + .min_length = 0, + .max_length = 0, + .decl_required = false, + .type_required = false, + .function_type_required = false, + .handler = handle_do_const_attribute, +#if BUILDING_GCC_VERSION >= 4007 + .affects_type_identity = true +#endif +}; + +static void register_attributes(void *event_data, void *data) +{ + register_attribute(&no_const_attr); + register_attribute(&do_const_attr); +} + +static void finish_type(void *event_data, void *data) +{ + tree type = (tree)event_data; + constify_info cinfo = { + .has_fptr_field = false, + .has_writable_field = false, + .has_do_const_field = false, + .has_no_const_field = false + }; + + if (type == NULL_TREE || type == error_mark_node) + return; + +#if BUILDING_GCC_VERSION >= 5000 + if (TREE_CODE(type) == ENUMERAL_TYPE) + return; +#endif + + if (TYPE_FIELDS(type) == NULL_TREE || TYPE_CONSTIFY_VISITED(type)) + return; + + constifiable(type, &cinfo); + + if (lookup_attribute("no_const", TYPE_ATTRIBUTES(type))) { + if ((cinfo.has_fptr_field && !cinfo.has_writable_field && !cinfo.has_no_const_field) || cinfo.has_do_const_field) { + deconstify_type(type); + TYPE_CONSTIFY_VISITED(type) = 1; + } else + error("'no_const' attribute used on type %qT that is not constified", type); + return; + } + + if (lookup_attribute("do_const", TYPE_ATTRIBUTES(type))) { + if (!cinfo.has_writable_field && !cinfo.has_no_const_field) { + error("'do_const' attribute used on type %qT that is%sconstified", type, cinfo.has_fptr_field ? " " : " not "); + return; + } + constify_type(type); + return; + } + + if (cinfo.has_fptr_field && !cinfo.has_writable_field && !cinfo.has_no_const_field) { + if (lookup_attribute("do_const", TYPE_ATTRIBUTES(type))) { + error("'do_const' attribute used on type %qT that is constified", type); + return; + } + constify_type(type); + return; + } + + deconstify_type(type); + TYPE_CONSTIFY_VISITED(type) = 1; +} + +static void check_global_variables(void *event_data, void *data) +{ + varpool_node_ptr node; + + FOR_EACH_VARIABLE(node) { + tree var = NODE_DECL(node); + tree type = TREE_TYPE(var); + + if (TREE_CODE(type) != RECORD_TYPE && TREE_CODE(type) != UNION_TYPE) + continue; + + if (!TYPE_READONLY(type) || !C_TYPE_FIELDS_READONLY(type)) + continue; + + if (!TYPE_CONSTIFY_VISITED(type)) + continue; + + if (DECL_EXTERNAL(var)) + continue; + + if (DECL_INITIAL(var)) + continue; + + // this works around a gcc bug/feature where uninitialized globals + // are moved into the .bss section regardless of any constification + DECL_INITIAL(var) = build_constructor(type, NULL); +// inform(DECL_SOURCE_LOCATION(var), "constified variable %qE moved into .rodata", var); + } +} + +static unsigned int check_local_variables(void) +{ + unsigned int ret = 0; + tree var; + + unsigned int i; + + FOR_EACH_LOCAL_DECL(cfun, i, var) { + tree type = TREE_TYPE(var); + + gcc_assert(DECL_P(var)); + if (is_global_var(var)) + continue; + + if (TREE_CODE(type) != RECORD_TYPE && TREE_CODE(type) != UNION_TYPE) + continue; + + if (!TYPE_READONLY(type) || !C_TYPE_FIELDS_READONLY(type)) + continue; + + if (!TYPE_CONSTIFY_VISITED(type)) + continue; + + error_at(DECL_SOURCE_LOCATION(var), "constified variable %qE cannot be local", var); + ret = 1; + } + return ret; +} + +#if BUILDING_GCC_VERSION >= 4009 +namespace { +static const struct pass_data check_local_variables_pass_data = { +#else +static struct gimple_opt_pass check_local_variables_pass = { + .pass = { +#endif + .type = GIMPLE_PASS, + .name = "check_local_variables", +#if BUILDING_GCC_VERSION >= 4008 + .optinfo_flags = OPTGROUP_NONE, +#endif +#if BUILDING_GCC_VERSION >= 5000 +#elif BUILDING_GCC_VERSION == 4009 + .has_gate = false, + .has_execute = true, +#else + .gate = NULL, + .execute = check_local_variables, + .sub = NULL, + .next = NULL, + .static_pass_number = 0, +#endif + .tv_id = TV_NONE, + .properties_required = 0, + .properties_provided = 0, + .properties_destroyed = 0, + .todo_flags_start = 0, + .todo_flags_finish = 0 +#if BUILDING_GCC_VERSION < 4009 + } +#endif +}; + +#if BUILDING_GCC_VERSION >= 4009 +class check_local_variables_pass : public gimple_opt_pass { +public: + check_local_variables_pass() : gimple_opt_pass(check_local_variables_pass_data, g) {} +#if BUILDING_GCC_VERSION >= 5000 + virtual unsigned int execute(function *) { return check_local_variables(); } +#else + unsigned int execute() { return check_local_variables(); } +#endif +}; +} + +static opt_pass *make_check_local_variables_pass(void) +{ + return new check_local_variables_pass(); +} +#else +static struct opt_pass *make_check_local_variables_pass(void) +{ + return &check_local_variables_pass.pass; +} +#endif + +static struct { + const char *name; + const char *asm_op; +} sections[] = { + {".init.rodata", "\t.section\t.init.rodata,\"a\""}, + {".ref.rodata", "\t.section\t.ref.rodata,\"a\""}, + {".devinit.rodata", "\t.section\t.devinit.rodata,\"a\""}, + {".devexit.rodata", "\t.section\t.devexit.rodata,\"a\""}, + {".cpuinit.rodata", "\t.section\t.cpuinit.rodata,\"a\""}, + {".cpuexit.rodata", "\t.section\t.cpuexit.rodata,\"a\""}, + {".meminit.rodata", "\t.section\t.meminit.rodata,\"a\""}, + {".memexit.rodata", "\t.section\t.memexit.rodata,\"a\""}, + {".data..read_only", "\t.section\t.data..read_only,\"a\""}, +}; + +static unsigned int (*old_section_type_flags)(tree decl, const char *name, int reloc); + +static unsigned int constify_section_type_flags(tree decl, const char *name, int reloc) +{ + size_t i; + + for (i = 0; i < ARRAY_SIZE(sections); i++) + if (!strcmp(sections[i].name, name)) + return 0; + return old_section_type_flags(decl, name, reloc); +} + +static void constify_start_unit(void *gcc_data, void *user_data) +{ +// size_t i; + +// for (i = 0; i < ARRAY_SIZE(sections); i++) +// sections[i].section = get_unnamed_section(0, output_section_asm_op, sections[i].asm_op); +// sections[i].section = get_section(sections[i].name, 0, NULL); + + old_section_type_flags = targetm.section_type_flags; + targetm.section_type_flags = constify_section_type_flags; +} + +int plugin_init(struct plugin_name_args *plugin_info, struct plugin_gcc_version *version) +{ + const char * const plugin_name = plugin_info->base_name; + const int argc = plugin_info->argc; + const struct plugin_argument * const argv = plugin_info->argv; + int i; + + struct register_pass_info check_local_variables_pass_info; + + check_local_variables_pass_info.pass = make_check_local_variables_pass(); + check_local_variables_pass_info.reference_pass_name = "ssa"; + check_local_variables_pass_info.ref_pass_instance_number = 1; + check_local_variables_pass_info.pos_op = PASS_POS_INSERT_BEFORE; + + if (!plugin_default_version_check(version, &gcc_version)) { + error(G_("incompatible gcc/plugin versions")); + return 1; + } + + for (i = 0; i < argc; ++i) { + if (!(strcmp(argv[i].key, "no-constify"))) { + constify = false; + continue; + } + error(G_("unkown option '-fplugin-arg-%s-%s'"), plugin_name, argv[i].key); + } + + if (strncmp(lang_hooks.name, "GNU C", 5) && !strncmp(lang_hooks.name, "GNU C+", 6)) { + inform(UNKNOWN_LOCATION, G_("%s supports C only, not %s"), plugin_name, lang_hooks.name); + constify = false; + } + + register_callback(plugin_name, PLUGIN_INFO, NULL, &const_plugin_info); + if (constify) { + register_callback(plugin_name, PLUGIN_ALL_IPA_PASSES_START, check_global_variables, NULL); + register_callback(plugin_name, PLUGIN_FINISH_TYPE, finish_type, NULL); + register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &check_local_variables_pass_info); + register_callback(plugin_name, PLUGIN_START_UNIT, constify_start_unit, NULL); + } + register_callback(plugin_name, PLUGIN_ATTRIBUTES, register_attributes, NULL); + + return 0; +} diff --git a/tools/gcc/gcc-common.h b/tools/gcc/gcc-common.h new file mode 100644 index 0000000..9d33451 --- /dev/null +++ b/tools/gcc/gcc-common.h @@ -0,0 +1,813 @@ +#ifndef GCC_COMMON_H_INCLUDED +#define GCC_COMMON_H_INCLUDED + +#include "bversion.h" +#if BUILDING_GCC_VERSION >= 6000 +#include "gcc-plugin.h" +#else +#include "plugin.h" +#endif +#include "plugin-version.h" +#include "config.h" +#include "system.h" +#include "coretypes.h" +#include "tm.h" +#include "line-map.h" +#include "input.h" +#include "tree.h" + +#include "tree-inline.h" +#include "version.h" +#include "rtl.h" +#include "tm_p.h" +#include "flags.h" +//#include "insn-attr.h" +//#include "insn-config.h" +//#include "insn-flags.h" +#include "hard-reg-set.h" +//#include "recog.h" +#include "output.h" +#include "except.h" +#include "function.h" +#include "toplev.h" +//#include "expr.h" +#include "basic-block.h" +#include "intl.h" +#include "ggc.h" +//#include "regs.h" +#include "timevar.h" + +#include "params.h" + +#if BUILDING_GCC_VERSION <= 4009 +#include "pointer-set.h" +#else +#include "hash-map.h" +#endif + +#include "emit-rtl.h" +//#include "reload.h" +//#include "ira.h" +//#include "dwarf2asm.h" +#include "debug.h" +#include "target.h" +#include "langhooks.h" +#include "cfgloop.h" +//#include "hosthooks.h" +#include "cgraph.h" +#include "opts.h" +//#include "coverage.h" +//#include "value-prof.h" + +#if BUILDING_GCC_VERSION == 4005 +#include <sys/mman.h> +#endif + +#if BUILDING_GCC_VERSION >= 4007 +#include "tree-pretty-print.h" +#include "gimple-pretty-print.h" +#endif + +#if BUILDING_GCC_VERSION >= 4006 +//#include "c-tree.h" +//#include "cp/cp-tree.h" +#include "c-family/c-common.h" +#else +#include "c-common.h" +#endif + +#if BUILDING_GCC_VERSION <= 4008 +#include "tree-flow.h" +#else +#include "tree-cfgcleanup.h" +#include "tree-ssa-operands.h" +#include "tree-into-ssa.h" +#endif + +#if BUILDING_GCC_VERSION >= 4008 +#include "is-a.h" +#endif + +#include "diagnostic.h" +//#include "tree-diagnostic.h" +#include "tree-dump.h" +#include "tree-pass.h" +//#include "df.h" +#include "predict.h" +#include "ipa-utils.h" + +#if BUILDING_GCC_VERSION >= 4009 +#include "attribs.h" +#include "varasm.h" +#include "stor-layout.h" +#include "internal-fn.h" +#include "gimple-expr.h" +#include "gimple-fold.h" +//#include "diagnostic-color.h" +#include "context.h" +#include "tree-ssa-alias.h" +#include "tree-ssa.h" +#include "stringpool.h" +#include "tree-ssanames.h" +#include "print-tree.h" +#include "tree-eh.h" +#include "stmt.h" +#include "gimplify.h" +#endif + +#include "gimple.h" + +#if BUILDING_GCC_VERSION >= 4009 +#include "tree-ssa-operands.h" +#include "tree-phinodes.h" +#include "tree-cfg.h" +#include "gimple-iterator.h" +#include "gimple-ssa.h" +#include "ssa-iterators.h" +#endif + +//#include "lto/lto.h" +#if BUILDING_GCC_VERSION >= 4007 +//#include "data-streamer.h" +#else +//#include "lto-streamer.h" +#endif +//#include "lto-compress.h" +#if BUILDING_GCC_VERSION >= 5000 +//#include "lto-section-names.h" +#include "builtins.h" +#endif + +//#include "expr.h" where are you... +extern rtx emit_move_insn(rtx x, rtx y); + +// missing from basic_block.h... +extern void debug_dominance_info(enum cdi_direction dir); +extern void debug_dominance_tree(enum cdi_direction dir, basic_block root); + +#ifdef __cplusplus +static inline void debug_tree(const_tree t) +{ + debug_tree(CONST_CAST_TREE(t)); +} +#else +#define debug_tree(t) debug_tree(CONST_CAST_TREE(t)) +#endif + +#define __unused __attribute__((__unused__)) + +#define DECL_NAME_POINTER(node) IDENTIFIER_POINTER(DECL_NAME(node)) +#define DECL_NAME_LENGTH(node) IDENTIFIER_LENGTH(DECL_NAME(node)) +#define TYPE_NAME_POINTER(node) IDENTIFIER_POINTER(TYPE_NAME(node)) +#define TYPE_NAME_LENGTH(node) IDENTIFIER_LENGTH(TYPE_NAME(node)) + +// should come from c-tree.h if only it were installed for gcc 4.5... +#define C_TYPE_FIELDS_READONLY(TYPE) TREE_LANG_FLAG_1(TYPE) + +#if BUILDING_GCC_VERSION == 4005 +#define FOR_EACH_LOCAL_DECL(FUN, I, D) for (tree vars = (FUN)->local_decls, (I) = 0; vars && ((D) = TREE_VALUE(vars)); vars = TREE_CHAIN(vars), (I)++) +#define DECL_CHAIN(NODE) (TREE_CHAIN(DECL_MINIMAL_CHECK(NODE))) +#define FOR_EACH_VEC_ELT(T, V, I, P) for (I = 0; VEC_iterate(T, (V), (I), (P)); ++(I)) +#define TODO_rebuild_cgraph_edges 0 +#define SCOPE_FILE_SCOPE_P(EXP) (!(EXP)) + +#ifndef O_BINARY +#define O_BINARY 0 +#endif + +typedef struct varpool_node *varpool_node_ptr; + +static inline bool gimple_call_builtin_p(gimple stmt, enum built_in_function code) +{ + tree fndecl; + + if (!is_gimple_call(stmt)) + return false; + fndecl = gimple_call_fndecl(stmt); + if (!fndecl || DECL_BUILT_IN_CLASS(fndecl) != BUILT_IN_NORMAL) + return false; +// print_node(stderr, "pax", fndecl, 4); + return DECL_FUNCTION_CODE(fndecl) == code; +} + +static inline bool is_simple_builtin(tree decl) +{ + if (decl && DECL_BUILT_IN_CLASS(decl) != BUILT_IN_NORMAL) + return false; + + switch (DECL_FUNCTION_CODE(decl)) { + /* Builtins that expand to constants. */ + case BUILT_IN_CONSTANT_P: + case BUILT_IN_EXPECT: + case BUILT_IN_OBJECT_SIZE: + case BUILT_IN_UNREACHABLE: + /* Simple register moves or loads from stack. */ + case BUILT_IN_RETURN_ADDRESS: + case BUILT_IN_EXTRACT_RETURN_ADDR: + case BUILT_IN_FROB_RETURN_ADDR: + case BUILT_IN_RETURN: + case BUILT_IN_AGGREGATE_INCOMING_ADDRESS: + case BUILT_IN_FRAME_ADDRESS: + case BUILT_IN_VA_END: + case BUILT_IN_STACK_SAVE: + case BUILT_IN_STACK_RESTORE: + /* Exception state returns or moves registers around. */ + case BUILT_IN_EH_FILTER: + case BUILT_IN_EH_POINTER: + case BUILT_IN_EH_COPY_VALUES: + return true; + + default: + return false; + } +} + +static inline void add_local_decl(struct function *fun, tree d) +{ + gcc_assert(TREE_CODE(d) == VAR_DECL); + fun->local_decls = tree_cons(NULL_TREE, d, fun->local_decls); +} +#endif + +#if BUILDING_GCC_VERSION <= 4006 +#define ANY_RETURN_P(rtx) (GET_CODE(rtx) == RETURN) +#define C_DECL_REGISTER(EXP) DECL_LANG_FLAG_4(EXP) +#define EDGE_PRESERVE 0ULL +#define HOST_WIDE_INT_PRINT_HEX_PURE "%" HOST_WIDE_INT_PRINT "x" +#define flag_fat_lto_objects true + +#define get_random_seed(noinit) ({ \ + unsigned HOST_WIDE_INT seed; \ + sscanf(get_random_seed(noinit), "%" HOST_WIDE_INT_PRINT "x", &seed); \ + seed * seed; }) + +#define int_const_binop(code, arg1, arg2) int_const_binop((code), (arg1), (arg2), 0) + +static inline bool gimple_clobber_p(gimple s __unused) +{ + return false; +} + +static inline bool gimple_asm_clobbers_memory_p(const_gimple stmt) +{ + unsigned i; + + for (i = 0; i < gimple_asm_nclobbers(stmt); i++) { + tree op = gimple_asm_clobber_op(stmt, i); + if (!strcmp(TREE_STRING_POINTER(TREE_VALUE(op)), "memory")) + return true; + } + + return false; +} + +static inline tree builtin_decl_implicit(enum built_in_function fncode) +{ + return implicit_built_in_decls[fncode]; +} + +static inline int ipa_reverse_postorder(struct cgraph_node **order) +{ + return cgraph_postorder(order); +} + +static inline struct cgraph_node *cgraph_get_create_node(tree decl) +{ + struct cgraph_node *node = cgraph_get_node(decl); + + return node ? node : cgraph_node(decl); +} + +static inline bool cgraph_function_with_gimple_body_p(struct cgraph_node *node) +{ + return node->analyzed && !node->thunk.thunk_p && !node->alias; +} + +static inline struct cgraph_node *cgraph_first_function_with_gimple_body(void) +{ + struct cgraph_node *node; + + for (node = cgraph_nodes; node; node = node->next) + if (cgraph_function_with_gimple_body_p(node)) + return node; + return NULL; +} + +static inline struct cgraph_node *cgraph_next_function_with_gimple_body(struct cgraph_node *node) +{ + for (node = node->next; node; node = node->next) + if (cgraph_function_with_gimple_body_p(node)) + return node; + return NULL; +} + +#define FOR_EACH_FUNCTION_WITH_GIMPLE_BODY(node) \ + for ((node) = cgraph_first_function_with_gimple_body(); (node); \ + (node) = cgraph_next_function_with_gimple_body(node)) + +static inline void varpool_add_new_variable(tree decl) +{ + varpool_finalize_decl(decl); +} +#endif + +#if BUILDING_GCC_VERSION == 4006 +extern void debug_gimple_stmt(gimple); +extern void debug_gimple_seq(gimple_seq); +extern void print_gimple_seq(FILE *, gimple_seq, int, int); +extern void print_gimple_stmt(FILE *, gimple, int, int); +extern void print_gimple_expr(FILE *, gimple, int, int); +extern void dump_gimple_stmt(pretty_printer *, gimple, int, int); +#endif + +#if BUILDING_GCC_VERSION <= 4007 +#define FOR_EACH_FUNCTION(node) for (node = cgraph_nodes; node; node = node->next) +#define FOR_EACH_VARIABLE(node) for (node = varpool_nodes; node; node = node->next) +#define PROP_loops 0 +#define NODE_SYMBOL(node) (node) +#define NODE_DECL(node) (node)->decl +#define INSN_LOCATION(INSN) RTL_LOCATION(INSN) + +static inline int bb_loop_depth(const_basic_block bb) +{ + return bb->loop_father ? loop_depth(bb->loop_father) : 0; +} + +static inline bool gimple_store_p(gimple gs) +{ + tree lhs = gimple_get_lhs(gs); + return lhs && !is_gimple_reg(lhs); +} +#endif + +#if BUILDING_GCC_VERSION == 4007 || BUILDING_GCC_VERSION == 4008 +static inline struct cgraph_node *cgraph_alias_target(struct cgraph_node *n) +{ + return cgraph_alias_aliased_node(n); +} +#endif + +#if BUILDING_GCC_VERSION >= 4007 && BUILDING_GCC_VERSION <= 4009 +#define cgraph_create_edge(caller, callee, call_stmt, count, freq, nest) \ + cgraph_create_edge((caller), (callee), (call_stmt), (count), (freq)) +#define cgraph_create_edge_including_clones(caller, callee, old_call_stmt, call_stmt, count, freq, nest, reason) \ + cgraph_create_edge_including_clones((caller), (callee), (old_call_stmt), (call_stmt), (count), (freq), (reason)) +#endif + +#if BUILDING_GCC_VERSION <= 4008 +#define ENTRY_BLOCK_PTR_FOR_FN(FN) ENTRY_BLOCK_PTR_FOR_FUNCTION(FN) +#define EXIT_BLOCK_PTR_FOR_FN(FN) EXIT_BLOCK_PTR_FOR_FUNCTION(FN) +#define basic_block_info_for_fn(FN) ((FN)->cfg->x_basic_block_info) +#define n_basic_blocks_for_fn(FN) ((FN)->cfg->x_n_basic_blocks) +#define n_edges_for_fn(FN) ((FN)->cfg->x_n_edges) +#define last_basic_block_for_fn(FN) ((FN)->cfg->x_last_basic_block) +#define label_to_block_map_for_fn(FN) ((FN)->cfg->x_label_to_block_map) +#define profile_status_for_fn(FN) ((FN)->cfg->x_profile_status) +#define BASIC_BLOCK_FOR_FN(FN, N) BASIC_BLOCK_FOR_FUNCTION((FN), (N)) +#define NODE_IMPLICIT_ALIAS(node) (node)->same_body_alias +#define VAR_P(NODE) (TREE_CODE(NODE) == VAR_DECL) + +static inline bool tree_fits_shwi_p(const_tree t) +{ + if (t == NULL_TREE || TREE_CODE(t) != INTEGER_CST) + return false; + + if (TREE_INT_CST_HIGH(t) == 0 && (HOST_WIDE_INT)TREE_INT_CST_LOW(t) >= 0) + return true; + + if (TREE_INT_CST_HIGH(t) == -1 && (HOST_WIDE_INT)TREE_INT_CST_LOW(t) < 0 && !TYPE_UNSIGNED(TREE_TYPE(t))) + return true; + + return false; +} + +static inline bool tree_fits_uhwi_p(const_tree t) +{ + if (t == NULL_TREE || TREE_CODE(t) != INTEGER_CST) + return false; + + return TREE_INT_CST_HIGH(t) == 0; +} + +static inline HOST_WIDE_INT tree_to_shwi(const_tree t) +{ + gcc_assert(tree_fits_shwi_p(t)); + return TREE_INT_CST_LOW(t); +} + +static inline unsigned HOST_WIDE_INT tree_to_uhwi(const_tree t) +{ + gcc_assert(tree_fits_uhwi_p(t)); + return TREE_INT_CST_LOW(t); +} + +static inline const char *get_tree_code_name(enum tree_code code) +{ + gcc_assert(code < MAX_TREE_CODES); + return tree_code_name[code]; +} + +#define ipa_remove_stmt_references(cnode, stmt) + +typedef union gimple_statement_d gasm; +typedef union gimple_statement_d gassign; +typedef union gimple_statement_d gcall; +typedef union gimple_statement_d gcond; +typedef union gimple_statement_d gdebug; +typedef union gimple_statement_d gphi; +typedef union gimple_statement_d greturn; + +static inline gasm *as_a_gasm(gimple stmt) +{ + return stmt; +} + +static inline const gasm *as_a_const_gasm(const_gimple stmt) +{ + return stmt; +} + +static inline gassign *as_a_gassign(gimple stmt) +{ + return stmt; +} + +static inline const gassign *as_a_const_gassign(const_gimple stmt) +{ + return stmt; +} + +static inline gcall *as_a_gcall(gimple stmt) +{ + return stmt; +} + +static inline const gcall *as_a_const_gcall(const_gimple stmt) +{ + return stmt; +} + +static inline gcond *as_a_gcond(gimple stmt) +{ + return stmt; +} + +static inline const gcond *as_a_const_gcond(const_gimple stmt) +{ + return stmt; +} + +static inline gdebug *as_a_gdebug(gimple stmt) +{ + return stmt; +} + +static inline const gdebug *as_a_const_gdebug(const_gimple stmt) +{ + return stmt; +} + +static inline gphi *as_a_gphi(gimple stmt) +{ + return stmt; +} + +static inline const gphi *as_a_const_gphi(const_gimple stmt) +{ + return stmt; +} + +static inline greturn *as_a_greturn(gimple stmt) +{ + return stmt; +} + +static inline const greturn *as_a_const_greturn(const_gimple stmt) +{ + return stmt; +} +#endif + +#if BUILDING_GCC_VERSION == 4008 +#define NODE_SYMBOL(node) (&(node)->symbol) +#define NODE_DECL(node) (node)->symbol.decl +#endif + +#if BUILDING_GCC_VERSION >= 4008 +#define add_referenced_var(var) +#define mark_sym_for_renaming(var) +#define varpool_mark_needed_node(node) +#define create_var_ann(var) +#define TODO_dump_func 0 +#define TODO_dump_cgraph 0 +#endif + +#if BUILDING_GCC_VERSION <= 4009 +#define TODO_verify_il 0 +#define AVAIL_INTERPOSABLE AVAIL_OVERWRITABLE + +#define section_name_prefix LTO_SECTION_NAME_PREFIX +#define fatal_error(loc, gmsgid, ...) fatal_error((gmsgid), __VA_ARGS__) + +typedef struct rtx_def rtx_insn; + +static inline void set_decl_section_name(tree node, const char *value) +{ + DECL_SECTION_NAME(node) = build_string(strlen(value) + 1, value); +} +#endif + +#if BUILDING_GCC_VERSION == 4009 +typedef struct gimple_statement_asm gasm; +typedef struct gimple_statement_base gassign; +typedef struct gimple_statement_call gcall; +typedef struct gimple_statement_base gcond; +typedef struct gimple_statement_base gdebug; +typedef struct gimple_statement_phi gphi; +typedef struct gimple_statement_base greturn; + +static inline gasm *as_a_gasm(gimple stmt) +{ + return as_a<gasm>(stmt); +} + +static inline const gasm *as_a_const_gasm(const_gimple stmt) +{ + return as_a<const gasm>(stmt); +} + +static inline gassign *as_a_gassign(gimple stmt) +{ + return stmt; +} + +static inline const gassign *as_a_const_gassign(const_gimple stmt) +{ + return stmt; +} + +static inline gcall *as_a_gcall(gimple stmt) +{ + return as_a<gcall>(stmt); +} + +static inline const gcall *as_a_const_gcall(const_gimple stmt) +{ + return as_a<const gcall>(stmt); +} + +static inline gcond *as_a_gcond(gimple stmt) +{ + return stmt; +} + +static inline const gcond *as_a_const_gcond(const_gimple stmt) +{ + return stmt; +} + +static inline gdebug *as_a_gdebug(gimple stmt) +{ + return stmt; +} + +static inline const gdebug *as_a_const_gdebug(const_gimple stmt) +{ + return stmt; +} + +static inline gphi *as_a_gphi(gimple stmt) +{ + return as_a<gphi>(stmt); +} + +static inline const gphi *as_a_const_gphi(const_gimple stmt) +{ + return as_a<const gphi>(stmt); +} + +static inline greturn *as_a_greturn(gimple stmt) +{ + return stmt; +} + +static inline const greturn *as_a_const_greturn(const_gimple stmt) +{ + return stmt; +} +#endif + +#if BUILDING_GCC_VERSION >= 4009 +#define TODO_ggc_collect 0 +#define NODE_SYMBOL(node) (node) +#define NODE_DECL(node) (node)->decl +#define cgraph_node_name(node) (node)->name() +#define NODE_IMPLICIT_ALIAS(node) (node)->cpp_implicit_alias +#endif + +#if BUILDING_GCC_VERSION >= 5000 && BUILDING_GCC_VERSION < 6000 +// gimple related +template <> +template <> +inline bool is_a_helper<const gassign *>::test(const_gimple gs) +{ + return gs->code == GIMPLE_ASSIGN; +} +#endif + +#if BUILDING_GCC_VERSION >= 5000 +#define TODO_verify_ssa TODO_verify_il +#define TODO_verify_flow TODO_verify_il +#define TODO_verify_stmts TODO_verify_il +#define TODO_verify_rtl_sharing TODO_verify_il + +//#define TREE_INT_CST_HIGH(NODE) ({ TREE_INT_CST_EXT_NUNITS(NODE) > 1 ? (unsigned HOST_WIDE_INT)TREE_INT_CST_ELT(NODE, 1) : 0; }) + +#define INSN_DELETED_P(insn) (insn)->deleted() + +// symtab/cgraph related +#define debug_cgraph_node(node) (node)->debug() +#define cgraph_get_node(decl) cgraph_node::get(decl) +#define cgraph_get_create_node(decl) cgraph_node::get_create(decl) +#define cgraph_n_nodes symtab->cgraph_count +#define cgraph_max_uid symtab->cgraph_max_uid +#define varpool_get_node(decl) varpool_node::get(decl) + +#define cgraph_create_edge(caller, callee, call_stmt, count, freq, nest) \ + (caller)->create_edge((callee), (call_stmt), (count), (freq)) +#define cgraph_create_edge_including_clones(caller, callee, old_call_stmt, call_stmt, count, freq, nest, reason) \ + (caller)->create_edge_including_clones((callee), (old_call_stmt), (call_stmt), (count), (freq), (reason)) + +typedef struct cgraph_node *cgraph_node_ptr; +typedef struct cgraph_edge *cgraph_edge_p; +typedef struct varpool_node *varpool_node_ptr; + +static inline void change_decl_assembler_name(tree decl, tree name) +{ + symtab->change_decl_assembler_name(decl, name); +} + +static inline void varpool_finalize_decl(tree decl) +{ + varpool_node::finalize_decl(decl); +} + +static inline void varpool_add_new_variable(tree decl) +{ + varpool_node::add(decl); +} + +static inline unsigned int rebuild_cgraph_edges(void) +{ + return cgraph_edge::rebuild_edges(); +} + +static inline cgraph_node_ptr cgraph_function_node(cgraph_node_ptr node, enum availability *availability) +{ + return node->function_symbol(availability); +} + +static inline cgraph_node_ptr cgraph_function_or_thunk_node(cgraph_node_ptr node, enum availability *availability = NULL) +{ + return node->ultimate_alias_target(availability); +} + +static inline bool cgraph_only_called_directly_p(cgraph_node_ptr node) +{ + return node->only_called_directly_p(); +} + +static inline enum availability cgraph_function_body_availability(cgraph_node_ptr node) +{ + return node->get_availability(); +} + +static inline cgraph_node_ptr cgraph_alias_target(cgraph_node_ptr node) +{ + return node->get_alias_target(); +} + +static inline struct cgraph_node_hook_list *cgraph_add_function_insertion_hook(cgraph_node_hook hook, void *data) +{ + return symtab->add_cgraph_insertion_hook(hook, data); +} + +static inline void cgraph_remove_function_insertion_hook(struct cgraph_node_hook_list *entry) +{ + symtab->remove_cgraph_insertion_hook(entry); +} + +static inline struct cgraph_node_hook_list *cgraph_add_node_removal_hook(cgraph_node_hook hook, void *data) +{ + return symtab->add_cgraph_removal_hook(hook, data); +} + +static inline void cgraph_remove_node_removal_hook(struct cgraph_node_hook_list *entry) +{ + symtab->remove_cgraph_removal_hook(entry); +} + +static inline struct cgraph_2node_hook_list *cgraph_add_node_duplication_hook(cgraph_2node_hook hook, void *data) +{ + return symtab->add_cgraph_duplication_hook(hook, data); +} + +static inline void cgraph_remove_node_duplication_hook(struct cgraph_2node_hook_list *entry) +{ + symtab->remove_cgraph_duplication_hook(entry); +} + +#if BUILDING_GCC_VERSION >= 6000 +typedef gimple *gimple_ptr; +typedef const gimple *const_gimple; +#define gimple gimple_ptr +#endif + +// gimple related +static inline gimple gimple_build_assign_with_ops(enum tree_code subcode, tree lhs, tree op1, tree op2 MEM_STAT_DECL) +{ + return gimple_build_assign(lhs, subcode, op1, op2 PASS_MEM_STAT); +} + +template <> +template <> +inline bool is_a_helper<const greturn *>::test(const_gimple gs) +{ + return gs->code == GIMPLE_RETURN; +} + +static inline gasm *as_a_gasm(gimple stmt) +{ + return as_a<gasm *>(stmt); +} + +static inline const gasm *as_a_const_gasm(const_gimple stmt) +{ + return as_a<const gasm *>(stmt); +} + +static inline gassign *as_a_gassign(gimple stmt) +{ + return as_a<gassign *>(stmt); +} + +static inline const gassign *as_a_const_gassign(const_gimple stmt) +{ + return as_a<const gassign *>(stmt); +} + +static inline gcall *as_a_gcall(gimple stmt) +{ + return as_a<gcall *>(stmt); +} + +static inline const gcall *as_a_const_gcall(const_gimple stmt) +{ + return as_a<const gcall *>(stmt); +} + +static inline gphi *as_a_gphi(gimple stmt) +{ + return as_a<gphi *>(stmt); +} + +static inline const gphi *as_a_const_gphi(const_gimple stmt) +{ + return as_a<const gphi *>(stmt); +} + +static inline greturn *as_a_greturn(gimple stmt) +{ + return as_a<greturn *>(stmt); +} + +static inline const greturn *as_a_const_greturn(const_gimple stmt) +{ + return as_a<const greturn *>(stmt); +} + +// IPA/LTO related +#define ipa_ref_list_referring_iterate(L,I,P) (L)->referring.iterate((I), &(P)) +#define ipa_ref_list_reference_iterate(L,I,P) (L)->reference.iterate((I), &(P)) + +static inline cgraph_node_ptr ipa_ref_referring_node(struct ipa_ref *ref) +{ + return dyn_cast<cgraph_node_ptr>(ref->referring); +} + +static inline void ipa_remove_stmt_references(symtab_node *referring_node, gimple stmt) +{ + referring_node->remove_stmt_references(stmt); +} +#endif + +#if BUILDING_GCC_VERSION < 6000 +#define get_inner_reference(exp, pbitsize, pbitpos, poffset, pmode, punsignedp, preversep, pvolatilep, keep_aligning) get_inner_reference(exp, pbitsize, pbitpos, poffset, pmode, punsignedp, pvolatilep, keep_aligning) +#define gen_rtx_set(ARG0, ARG1) gen_rtx_SET(VOIDmode, (ARG0), (ARG1)) +#endif + +#if BUILDING_GCC_VERSION >= 6000 +#define gen_rtx_set(ARG0, ARG1) gen_rtx_SET((ARG0), (ARG1)) +#endif + +#endif diff --git a/tools/gcc/gen-random-seed.sh b/tools/gcc/gen-random-seed.sh new file mode 100644 index 0000000..7514850 --- /dev/null +++ b/tools/gcc/gen-random-seed.sh @@ -0,0 +1,8 @@ +#!/bin/sh + +if [ ! -f "$1" ]; then + SEED=`od -A n -t x8 -N 32 /dev/urandom | tr -d ' \n'` + echo "const char *randstruct_seed = \"$SEED\";" > "$1" + HASH=`echo -n "$SEED" | sha256sum | cut -d" " -f1 | tr -d ' \n'` + echo "#define RANDSTRUCT_HASHED_SEED \"$HASH\"" > "$2" +fi diff --git a/tools/gcc/initify_plugin.c b/tools/gcc/initify_plugin.c new file mode 100644 index 0000000..a518073 --- /dev/null +++ b/tools/gcc/initify_plugin.c @@ -0,0 +1,581 @@ +/* + * Copyright 2011-2016 by Emese Revfy <re.emese@gmail.com> + * Licensed under the GPL v2, or (at your option) v3 + * + * Homepage: + * https://github.com/ephox-gcc-plugins/initify + * + * Move string constants (__func__ and function string arguments marked by the nocapture attribute) + * only referenced in __init/__exit functions to __initconst/__exitconst sections. + * + * Usage: + * $ make + * $ make run + */ + +#include "gcc-common.h" + +int plugin_is_GPL_compatible; + +static struct plugin_info initify_plugin_info = { + .version = "20160104", + .help = "initify_plugin\n", +}; + +/* nocapture attribute: + * * to mark nocapture function arguments. If used on a vararg argument it applies to all of them + * that have no other uses. + * * attribute value 0 is ignored to allow reusing print attribute arguments + */ +static tree handle_nocapture_attribute(tree *node, tree __unused name, tree args, int __unused flags, bool *no_add_attrs) +{ + tree orig_attr, arg; + + *no_add_attrs = true; + switch (TREE_CODE(*node)) { + case FUNCTION_DECL: + case FUNCTION_TYPE: + case METHOD_TYPE: + break; + case TYPE_DECL: { + const_tree fntype = TREE_TYPE(*node); + + if (TREE_CODE(fntype) == POINTER_TYPE) + fntype = TREE_TYPE(fntype); + if (TREE_CODE(fntype) == FUNCTION_TYPE || TREE_CODE(fntype) == METHOD_TYPE) + break; + // FALLTHROUGH + } + default: + debug_tree(*node); + error("%s: %qE attribute only applies to functions", __func__, name); + return NULL_TREE; + } + + for (arg = args; arg; arg = TREE_CHAIN(arg)) { + tree position = TREE_VALUE(arg); + + if (TREE_CODE(position) != INTEGER_CST) { + error("%qE parameter of the %qE attribute isn't an integer (fn: %qE)", position, name, *node); + return NULL_TREE; + } + + if (tree_int_cst_lt(position, integer_minus_one_node)) { + error("%qE parameter of the %qE attribute less than 0 (fn: %qE)", position, name, *node); + return NULL_TREE; + } + } + + orig_attr = lookup_attribute("nocapture", DECL_ATTRIBUTES(*node)); + if (orig_attr) + chainon(TREE_VALUE(orig_attr), args); + else + *no_add_attrs = false; + + return NULL_TREE; +} + +static struct attribute_spec nocapture_attr = { + .name = "nocapture", + .min_length = 1, + .max_length = -1, + .decl_required = true, + .type_required = false, + .function_type_required = false, + .handler = handle_nocapture_attribute, +#if BUILDING_GCC_VERSION >= 4007 + .affects_type_identity = false +#endif +}; + +static void register_attributes(void __unused *event_data, void __unused *data) +{ + register_attribute(&nocapture_attr); +} + +static const char *get_init_exit_section(const_tree decl) +{ + const_tree section; + tree attr_value; + + section = lookup_attribute("section", DECL_ATTRIBUTES(decl)); + if (!section) + return NULL; + + gcc_assert(TREE_VALUE(section)); + for (attr_value = TREE_VALUE(section); attr_value; attr_value = TREE_CHAIN(attr_value)) { + const char *str = TREE_STRING_POINTER(TREE_VALUE(attr_value)); + + if (!strncmp(str, ".init.", 6)) + return str; + if (!strncmp(str, ".exit.", 6)) + return str; + } + + return NULL; +} + +static tree get_string_cst(tree var) +{ + if (var == NULL_TREE) + return NULL_TREE; + + if (TREE_CODE(var) == STRING_CST) + return var; + + switch (TREE_CODE_CLASS(TREE_CODE(var))) { + case tcc_expression: + case tcc_reference: { + int i; + + for (i = 0; i < TREE_OPERAND_LENGTH(var); i++) { + tree ret = get_string_cst(TREE_OPERAND(var, i)); + if (ret != NULL_TREE) + return ret; + } + break; + } + default: + break; + } + return NULL_TREE; +} + +static bool set_init_exit_section(tree decl, bool initexit) +{ + const char *str; + + gcc_assert(DECL_P(decl)); + + str = get_init_exit_section(decl); + if (str) + return false; + + if (initexit) + set_decl_section_name(decl, ".init.rodata.str"); + else + set_decl_section_name(decl, ".exit.rodata.str"); + return true; +} + +static bool is_syscall(const_tree fn) +{ + if (!strncmp(DECL_NAME_POINTER(fn), "sys_", 4)) + return true; + + if (!strncmp(DECL_NAME_POINTER(fn), "sys32_", 6)) + return true; + + if (!strncmp(DECL_NAME_POINTER(fn), "compat_sys_", 11)) + return true; + + return false; +} + +static bool is_nocapture_param(const gcall *stmt, int fn_arg_count) +{ + const_tree attr, attr_val; + int fntype_arg_len; + const_tree fndecl = gimple_call_fndecl(stmt); + + gcc_assert(DECL_ABSTRACT_ORIGIN(fndecl) == NULL_TREE); + + if (is_syscall(fndecl)) + return true; + + fntype_arg_len = type_num_arguments(TREE_TYPE(fndecl)); + attr = lookup_attribute("nocapture", DECL_ATTRIBUTES(fndecl)); + if (attr == NULL_TREE) + return false; + + for (attr_val = TREE_VALUE(attr); attr_val; attr_val = TREE_CHAIN(attr_val)) { + int attr_arg_val = (int)tree_to_shwi(TREE_VALUE(attr_val)); + + if (attr_arg_val == -1) + return true; + if (attr_arg_val == fn_arg_count) + return true; + if (attr_arg_val > fntype_arg_len && fn_arg_count >= attr_arg_val) + return true; + } + + return false; +} + +static bool is_same_vardecl(const_tree op, const_tree vardecl) +{ + if (op == vardecl) + return true; + if (!DECL_P(op)) + return false; + return DECL_NAME(op) && !strcmp(DECL_NAME_POINTER(op), DECL_NAME_POINTER(vardecl)); +} + +static bool search_same_vardecl(const_tree value, const_tree vardecl) +{ + int i; + + for (i = 0; i < TREE_OPERAND_LENGTH(value); i++) { + const_tree op = TREE_OPERAND(value, i); + + if (is_same_vardecl(op, vardecl)) + return true; + return search_same_vardecl(op, vardecl); + } + return false; +} + +static bool check_constructor(const_tree constructor, const_tree vardecl) +{ + unsigned HOST_WIDE_INT cnt __unused; + tree value; + + FOR_EACH_CONSTRUCTOR_VALUE(CONSTRUCTOR_ELTS(constructor), cnt, value) { + if (TREE_CODE(value) == CONSTRUCTOR) + return check_constructor(value, vardecl); + if (is_gimple_constant(value)) + continue; + + gcc_assert(TREE_OPERAND_LENGTH(value) > 0); + if (search_same_vardecl(value, vardecl)) + return true; + } + return false; +} + +static bool compare_ops(const_tree vardecl, tree op) +{ + if (TREE_CODE(op) == TREE_LIST) + op = TREE_VALUE(op); + if (TREE_CODE(op) == SSA_NAME) + op = SSA_NAME_VAR(op); + if (op == NULL_TREE) + return false; + + switch (TREE_CODE_CLASS(TREE_CODE(op))) { + case tcc_declaration: + return is_same_vardecl(op, vardecl); + case tcc_exceptional: + return check_constructor(op, vardecl); + case tcc_constant: + case tcc_statement: + case tcc_comparison: + return false; + default: + break; + } + + gcc_assert(TREE_OPERAND_LENGTH(op) > 0); + return search_same_vardecl(op, vardecl); +} + +static bool search_capture_use(const_tree vardecl, gimple stmt) +{ + unsigned int i; + + for (i = 0; i < gimple_num_ops(stmt); i++) { + unsigned int arg_count; + const_tree fndecl; + tree op = *(gimple_op_ptr(stmt, i)); + + if (op == NULL_TREE) + continue; + if (is_gimple_constant(op)) + continue; + + if (!compare_ops(vardecl, op)) + continue; + + if (!is_gimple_call(stmt)) + return true; + + // return, fndecl + gcc_assert(i >= 3); + arg_count = i - 2; + if (is_nocapture_param(as_a_const_gcall(stmt), (int)arg_count)) + continue; + + fndecl = gimple_call_fndecl(stmt); + gcc_assert(fndecl != NULL_TREE); +// inform(gimple_location(stmt), "nocapture attribute is missing (fn: %E, arg: %u)\n", fndecl, arg_count); + return true; + + } + return false; +} + +static bool is_in_capture_init(const_tree vardecl) +{ + unsigned int i __unused; + tree var; + + FOR_EACH_LOCAL_DECL(cfun, i, var) { + const_tree initial = DECL_INITIAL(var); + + if (DECL_EXTERNAL(var)) + continue; + if (initial == NULL_TREE) + continue; + if (TREE_CODE(initial) != CONSTRUCTOR) + continue; + + gcc_assert(TREE_CODE(TREE_TYPE(var)) == RECORD_TYPE || DECL_P(var)); + if (check_constructor(initial, vardecl)) + return true; + } + return false; +} + +static bool has_capture_use_local_var(const_tree vardecl) +{ + basic_block bb; + + if (is_in_capture_init(vardecl)) + return true; + + FOR_EACH_BB_FN(bb, cfun) { + gimple_stmt_iterator gsi; + + for (gsi = gsi_start_bb(bb); !gsi_end_p(gsi); gsi_next(&gsi)) { + if (search_capture_use(vardecl, gsi_stmt(gsi))) + return true; + } + } + + return false; +} + +static void search_local_strs(bool initexit) +{ + unsigned int i __unused; + tree var; + + FOR_EACH_LOCAL_DECL(cfun, i, var) { + tree str, init_val = DECL_INITIAL(var); + + if (init_val == NULL_TREE || init_val == error_mark_node) + continue; + // !!! str local vars + if (strcmp(DECL_NAME_POINTER(var), "__func__")) + continue; + + if (has_capture_use_local_var(var)) + continue; + + str = get_string_cst(init_val); + gcc_assert(str); + + if (set_init_exit_section(var, initexit)) { +// inform(DECL_SOURCE_LOCATION(var), "initified local var: %s: %s", DECL_NAME_POINTER(current_function_decl), TREE_STRING_POINTER(str)); + } + } +} + +static tree create_tmp_assign(gcall *stmt, unsigned int num) +{ + tree str, type, decl, arg = gimple_call_arg(stmt, num); + + str = get_string_cst(arg); + decl = build_decl(DECL_SOURCE_LOCATION(current_function_decl), VAR_DECL, create_tmp_var_name("cicus"), TREE_TYPE(str)); + + type = TREE_TYPE(TREE_TYPE(decl)); + type = build_qualified_type(type, TYPE_QUALS(type) | TYPE_QUAL_CONST); + TYPE_READONLY(type) = 1; + TREE_PUBLIC(type) = 0; + + DECL_INITIAL(decl) = str; + DECL_CONTEXT(decl) = current_function_decl; + DECL_ARTIFICIAL(decl) = 1; + + TREE_STATIC(decl) = 1; + TREE_READONLY(decl) = 1; + TREE_ADDRESSABLE(decl) = 1; + TREE_USED(decl) = 1; + + add_referenced_var(decl); + add_local_decl(cfun, decl); + + varpool_add_new_variable(decl); + varpool_mark_needed_node(varpool_node(decl)); + + DECL_CHAIN(decl) = BLOCK_VARS(DECL_INITIAL(current_function_decl)); + BLOCK_VARS(DECL_INITIAL (current_function_decl)) = decl; + + decl = build_fold_addr_expr_loc(DECL_SOURCE_LOCATION(current_function_decl), decl); + gimple_call_set_arg(stmt, num, decl); + update_stmt(stmt); + + return TREE_OPERAND(decl, 0); +} + +static void search_str_param(gcall *stmt, bool initexit) +{ + unsigned int num; + + for (num = 0; num < gimple_call_num_args(stmt); num++) { + tree var, str, arg = gimple_call_arg(stmt, num); + + str = get_string_cst(arg); + if (str == NULL_TREE) + continue; + + if (!is_nocapture_param(stmt, num + 1)) + continue; + + var = create_tmp_assign(stmt, num); + if (set_init_exit_section(var, initexit)) { +// inform(gimple_location(stmt), "initified function arg: %E: [%E]", current_function_decl, str); + } + } +} + +static bool has_nocapture_param(const gcall *stmt) +{ + const_tree attr, fndecl = gimple_call_fndecl(stmt); + + if (fndecl == NULL_TREE) + return false; + + if (is_syscall(fndecl)) + return true; + + attr = lookup_attribute("nocapture", DECL_ATTRIBUTES(fndecl)); + return attr != NULL_TREE; +} + +static void search_const_strs(bool initexit) +{ + basic_block bb; + + FOR_EACH_BB_FN(bb, cfun) { + gimple_stmt_iterator gsi; + + for (gsi = gsi_start_bb(bb); !gsi_end_p(gsi); gsi_next(&gsi)) { + gcall *call_stmt; + gimple stmt = gsi_stmt(gsi); + + if (!is_gimple_call(stmt)) + continue; + + call_stmt = as_a_gcall(stmt); + if (has_nocapture_param(call_stmt)) + search_str_param(call_stmt, initexit); + } + } +} + +static unsigned int handle_function(void) +{ + bool initexit; + const char *section = get_init_exit_section(current_function_decl); + + if (!section) + return 0; + + initexit = !strncmp(section, ".init.", 6); + search_local_strs(initexit); + search_const_strs(initexit); + + return 0; +} + +#if BUILDING_GCC_VERSION >= 4009 +namespace { +static const struct pass_data initify_plugin_pass_data = { +#else +static struct gimple_opt_pass initify_plugin_pass = { + .pass = { +#endif + .type = GIMPLE_PASS, + .name = "initify_plugin", +#if BUILDING_GCC_VERSION >= 4008 + .optinfo_flags = OPTGROUP_NONE, +#endif +#if BUILDING_GCC_VERSION >= 5000 +#elif BUILDING_GCC_VERSION >= 4009 + .has_gate = false, + .has_execute = true, +#else + .gate = NULL, + .execute = handle_function, + .sub = NULL, + .next = NULL, + .static_pass_number = 0, +#endif + .tv_id = TV_NONE, + .properties_required = 0, + .properties_provided = 0, + .properties_destroyed = 0, + .todo_flags_start = 0, + .todo_flags_finish = TODO_dump_func | TODO_verify_ssa | TODO_verify_stmts | TODO_remove_unused_locals | TODO_update_ssa_no_phi | TODO_cleanup_cfg | TODO_ggc_collect | TODO_verify_flow +#if BUILDING_GCC_VERSION < 4009 + } +#endif +}; + +#if BUILDING_GCC_VERSION >= 4009 +class initify_plugin_pass : public gimple_opt_pass { +public: + initify_plugin_pass() : gimple_opt_pass(initify_plugin_pass_data, g) {} +#if BUILDING_GCC_VERSION >= 5000 + virtual unsigned int execute(function *) { return handle_function(); } +#else + unsigned int execute() { return handle_function(); } +#endif +}; +} + +static struct opt_pass *make_initify_plugin_pass(void) +{ + return new initify_plugin_pass(); +} +#else +static struct opt_pass *make_initify_plugin_pass(void) +{ + return &initify_plugin_pass.pass; +} +#endif + +static unsigned int (*old_section_type_flags)(tree decl, const char *name, int reloc); + +static unsigned int initify_section_type_flags(tree decl, const char *name, int reloc) +{ + if (!strcmp(name, ".init.rodata.str") || !strcmp(name, ".exit.rodata.str")) { + gcc_assert(TREE_CODE(decl) == VAR_DECL); + gcc_assert(DECL_INITIAL(decl)); + gcc_assert(TREE_CODE(DECL_INITIAL(decl)) == STRING_CST); + + return 1 | SECTION_MERGE | SECTION_STRINGS; + } + + return old_section_type_flags(decl, name, reloc); +} + +static void initify_start_unit(void __unused *gcc_data, void __unused *user_data) +{ + old_section_type_flags = targetm.section_type_flags; + targetm.section_type_flags = initify_section_type_flags; +} + +int plugin_init(struct plugin_name_args *plugin_info, struct plugin_gcc_version *version) +{ + const char * const plugin_name = plugin_info->base_name; + struct register_pass_info initify_plugin_pass_info; + + initify_plugin_pass_info.pass = make_initify_plugin_pass(); + initify_plugin_pass_info.reference_pass_name = "nrv"; + initify_plugin_pass_info.ref_pass_instance_number = 1; + initify_plugin_pass_info.pos_op = PASS_POS_INSERT_AFTER; + + if (!plugin_default_version_check(version, &gcc_version)) { + error(G_("incompatible gcc/plugin versions")); + return 1; + } + + register_callback(plugin_name, PLUGIN_INFO, NULL, &initify_plugin_info); + register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &initify_plugin_pass_info); + register_callback(plugin_name, PLUGIN_ATTRIBUTES, register_attributes, NULL); + register_callback(plugin_name, PLUGIN_START_UNIT, initify_start_unit, NULL); + + return 0; +} diff --git a/tools/gcc/kallocstat_plugin.c b/tools/gcc/kallocstat_plugin.c new file mode 100644 index 0000000..457d54e --- /dev/null +++ b/tools/gcc/kallocstat_plugin.c @@ -0,0 +1,188 @@ +/* + * Copyright 2011-2015 by the PaX Team <pageexec@freemail.hu> + * Licensed under the GPL v2 + * + * Note: the choice of the license means that the compilation process is + * NOT 'eligible' as defined by gcc's library exception to the GPL v3, + * but for the kernel it doesn't matter since it doesn't link against + * any of the gcc libraries + * + * gcc plugin to find the distribution of k*alloc sizes + * + * TODO: + * + * BUGS: + * - none known + */ + +#include "gcc-common.h" + +int plugin_is_GPL_compatible; + +static struct plugin_info kallocstat_plugin_info = { + .version = "201401260140", + .help = NULL +}; + +static const char * const kalloc_functions[] = { + "__kmalloc", + "kmalloc", + "kmalloc_large", + "kmalloc_node", + "kmalloc_order", + "kmalloc_order_trace", + "kmalloc_slab", + "kzalloc", + "kzalloc_node", +}; + +static bool is_kalloc(const char *fnname) +{ + size_t i; + + for (i = 0; i < ARRAY_SIZE(kalloc_functions); i++) + if (!strcmp(fnname, kalloc_functions[i])) + return true; + return false; +} + +static unsigned int execute_kallocstat(void) +{ + basic_block bb; + + // 1. loop through BBs and GIMPLE statements + FOR_EACH_BB_FN(bb, cfun) { + gimple_stmt_iterator gsi; + for (gsi = gsi_start_bb(bb); !gsi_end_p(gsi); gsi_next(&gsi)) { + // gimple match: + tree fndecl, size; + gimple stmt; + const char *fnname; + + // is it a call + stmt = gsi_stmt(gsi); + if (!is_gimple_call(stmt)) + continue; + fndecl = gimple_call_fndecl(stmt); + if (fndecl == NULL_TREE) + continue; + if (TREE_CODE(fndecl) != FUNCTION_DECL) + continue; + + // is it a call to k*alloc + fnname = DECL_NAME_POINTER(fndecl); + if (!is_kalloc(fnname)) + continue; + + // is the size arg const or the result of a simple const assignment + size = gimple_call_arg(stmt, 0); + while (true) { + expanded_location xloc; + size_t size_val; + + if (TREE_CONSTANT(size)) { + xloc = expand_location(gimple_location(stmt)); + if (!xloc.file) + xloc = expand_location(DECL_SOURCE_LOCATION(current_function_decl)); + size_val = TREE_INT_CST_LOW(size); + fprintf(stderr, "kallocsize: %8zu %8zx %s %s:%u\n", size_val, size_val, fnname, xloc.file, xloc.line); + break; + } + + if (TREE_CODE(size) != SSA_NAME) + break; + stmt = SSA_NAME_DEF_STMT(size); +//debug_gimple_stmt(stmt); +//debug_tree(size); + if (!stmt || !is_gimple_assign(stmt)) + break; + if (gimple_num_ops(stmt) != 2) + break; + size = gimple_assign_rhs1(stmt); + } +//print_gimple_stmt(stderr, call_stmt, 0, TDF_LINENO); +//debug_tree(gimple_call_fn(call_stmt)); +//print_node(stderr, "pax", fndecl, 4); + } + } + + return 0; +} + +#if BUILDING_GCC_VERSION >= 4009 +namespace { +static const struct pass_data kallocstat_pass_data = { +#else +static struct gimple_opt_pass kallocstat_pass = { + .pass = { +#endif + .type = GIMPLE_PASS, + .name = "kallocstat", +#if BUILDING_GCC_VERSION >= 4008 + .optinfo_flags = OPTGROUP_NONE, +#endif +#if BUILDING_GCC_VERSION >= 5000 +#elif BUILDING_GCC_VERSION == 4009 + .has_gate = false, + .has_execute = true, +#else + .gate = NULL, + .execute = execute_kallocstat, + .sub = NULL, + .next = NULL, + .static_pass_number = 0, +#endif + .tv_id = TV_NONE, + .properties_required = 0, + .properties_provided = 0, + .properties_destroyed = 0, + .todo_flags_start = 0, + .todo_flags_finish = 0 +#if BUILDING_GCC_VERSION < 4009 + } +#endif +}; + +#if BUILDING_GCC_VERSION >= 4009 +class kallocstat_pass : public gimple_opt_pass { +public: + kallocstat_pass() : gimple_opt_pass(kallocstat_pass_data, g) {} +#if BUILDING_GCC_VERSION >= 5000 + virtual unsigned int execute(function *) { return execute_kallocstat(); } +#else + unsigned int execute() { return execute_kallocstat(); } +#endif +}; +} + +static opt_pass *make_kallocstat_pass(void) +{ + return new kallocstat_pass(); +} +#else +static struct opt_pass *make_kallocstat_pass(void) +{ + return &kallocstat_pass.pass; +} +#endif + +int plugin_init(struct plugin_name_args *plugin_info, struct plugin_gcc_version *version) +{ + const char * const plugin_name = plugin_info->base_name; + struct register_pass_info kallocstat_pass_info; + + kallocstat_pass_info.pass = make_kallocstat_pass(); + kallocstat_pass_info.reference_pass_name = "ssa"; + kallocstat_pass_info.ref_pass_instance_number = 1; + kallocstat_pass_info.pos_op = PASS_POS_INSERT_AFTER; + + if (!plugin_default_version_check(version, &gcc_version)) { + error(G_("incompatible gcc/plugin versions")); + return 1; + } + + register_callback(plugin_name, PLUGIN_INFO, NULL, &kallocstat_plugin_info); + register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &kallocstat_pass_info); + + return 0; +} diff --git a/tools/gcc/kernexec_plugin.c b/tools/gcc/kernexec_plugin.c new file mode 100644 index 0000000..6b8ef9a --- /dev/null +++ b/tools/gcc/kernexec_plugin.c @@ -0,0 +1,549 @@ +/* + * Copyright 2011-2015 by the PaX Team <pageexec@freemail.hu> + * Licensed under the GPL v2 + * + * Note: the choice of the license means that the compilation process is + * NOT 'eligible' as defined by gcc's library exception to the GPL v3, + * but for the kernel it doesn't matter since it doesn't link against + * any of the gcc libraries + * + * gcc plugin to make KERNEXEC/amd64 almost as good as it is on i386 + * + * TODO: + * + * BUGS: + * - none known + */ + +#include "gcc-common.h" + +int plugin_is_GPL_compatible; + +static struct plugin_info kernexec_plugin_info = { + .version = "201401260140", + .help = "method=[bts|or]\tinstrumentation method\n" +}; + +static void (*kernexec_instrument_fptr)(gimple_stmt_iterator *); +static void (*kernexec_instrument_retaddr)(rtx); + +/* + * add special KERNEXEC instrumentation: reload %r12 after it has been clobbered + */ +static void kernexec_reload_fptr_mask(gimple_stmt_iterator *gsi) +{ + gimple stmt; + gasm *asm_movabs_stmt; + + // build asm volatile("movabs $0x8000000000000000, %%r12\n\t" : : : ); + stmt = gimple_build_asm_vec("movabs $0x8000000000000000, %%r12\n\t", NULL, NULL, NULL, NULL); + asm_movabs_stmt = as_a_gasm(stmt); + gimple_asm_set_volatile(asm_movabs_stmt, true); + gsi_insert_after(gsi, asm_movabs_stmt, GSI_CONTINUE_LINKING); + update_stmt(asm_movabs_stmt); +} + +/* + * find all asm() stmts that clobber r12 and add a reload of r12 + */ +static unsigned int execute_kernexec_reload(void) +{ + basic_block bb; + + // 1. loop through BBs and GIMPLE statements + FOR_EACH_BB_FN(bb, cfun) { + gimple_stmt_iterator gsi; + + for (gsi = gsi_start_bb(bb); !gsi_end_p(gsi); gsi_next(&gsi)) { + // gimple match: __asm__ ("" : : : "r12"); + gimple stmt; + gasm *asm_stmt; + size_t nclobbers; + + // is it an asm ... + stmt = gsi_stmt(gsi); + if (gimple_code(stmt) != GIMPLE_ASM) + continue; + + asm_stmt = as_a_gasm(stmt); + + // ... clobbering r12 + nclobbers = gimple_asm_nclobbers(asm_stmt); + while (nclobbers--) { + tree op = gimple_asm_clobber_op(asm_stmt, nclobbers); + if (strcmp(TREE_STRING_POINTER(TREE_VALUE(op)), "r12")) + continue; + kernexec_reload_fptr_mask(&gsi); +//print_gimple_stmt(stderr, asm_stmt, 0, TDF_LINENO); + break; + } + } + } + + return 0; +} + +/* + * add special KERNEXEC instrumentation: force MSB of fptr to 1, which will produce + * a non-canonical address from a userland ptr and will just trigger a GPF on dereference + */ +static void kernexec_instrument_fptr_bts(gimple_stmt_iterator *gsi) +{ + gimple assign_intptr, assign_new_fptr; + gcall *call_stmt; + tree intptr, orptr, old_fptr, new_fptr, kernexec_mask; + + call_stmt = as_a_gcall(gsi_stmt(*gsi)); + old_fptr = gimple_call_fn(call_stmt); + + // create temporary unsigned long variable used for bitops and cast fptr to it + intptr = create_tmp_var(long_unsigned_type_node, "kernexec_bts"); + add_referenced_var(intptr); + intptr = make_ssa_name(intptr, NULL); + assign_intptr = gimple_build_assign(intptr, fold_convert(long_unsigned_type_node, old_fptr)); + SSA_NAME_DEF_STMT(intptr) = assign_intptr; + gsi_insert_before(gsi, assign_intptr, GSI_SAME_STMT); + update_stmt(assign_intptr); + + // apply logical or to temporary unsigned long and bitmask + kernexec_mask = build_int_cstu(long_long_unsigned_type_node, 0x8000000000000000LL); +// kernexec_mask = build_int_cstu(long_long_unsigned_type_node, 0xffffffff80000000LL); + orptr = fold_build2(BIT_IOR_EXPR, long_long_unsigned_type_node, intptr, kernexec_mask); + intptr = make_ssa_name(SSA_NAME_VAR(intptr), NULL); + assign_intptr = gimple_build_assign(intptr, orptr); + SSA_NAME_DEF_STMT(intptr) = assign_intptr; + gsi_insert_before(gsi, assign_intptr, GSI_SAME_STMT); + update_stmt(assign_intptr); + + // cast temporary unsigned long back to a temporary fptr variable + new_fptr = create_tmp_var(TREE_TYPE(old_fptr), "kernexec_fptr"); + add_referenced_var(new_fptr); + new_fptr = make_ssa_name(new_fptr, NULL); + assign_new_fptr = gimple_build_assign(new_fptr, fold_convert(TREE_TYPE(old_fptr), intptr)); + SSA_NAME_DEF_STMT(new_fptr) = assign_new_fptr; + gsi_insert_before(gsi, assign_new_fptr, GSI_SAME_STMT); + update_stmt(assign_new_fptr); + + // replace call stmt fn with the new fptr + gimple_call_set_fn(call_stmt, new_fptr); + update_stmt(call_stmt); +} + +static void kernexec_instrument_fptr_or(gimple_stmt_iterator *gsi) +{ + gimple stmt; + gasm *asm_or_stmt; + gcall *call_stmt; + tree old_fptr, new_fptr, input, output; +#if BUILDING_GCC_VERSION <= 4007 + VEC(tree, gc) *inputs = NULL; + VEC(tree, gc) *outputs = NULL; +#else + vec<tree, va_gc> *inputs = NULL; + vec<tree, va_gc> *outputs = NULL; +#endif + + call_stmt = as_a_gcall(gsi_stmt(*gsi)); + old_fptr = gimple_call_fn(call_stmt); + + // create temporary fptr variable + new_fptr = create_tmp_var(TREE_TYPE(old_fptr), "kernexec_or"); + add_referenced_var(new_fptr); + new_fptr = make_ssa_name(new_fptr, NULL); + + // build asm volatile("orq %%r12, %0\n\t" : "=r"(new_fptr) : "0"(old_fptr)); + input = build_tree_list(NULL_TREE, build_string(2, "0")); + input = chainon(NULL_TREE, build_tree_list(input, old_fptr)); + output = build_tree_list(NULL_TREE, build_string(3, "=r")); + output = chainon(NULL_TREE, build_tree_list(output, new_fptr)); +#if BUILDING_GCC_VERSION <= 4007 + VEC_safe_push(tree, gc, inputs, input); + VEC_safe_push(tree, gc, outputs, output); +#else + vec_safe_push(inputs, input); + vec_safe_push(outputs, output); +#endif + stmt = gimple_build_asm_vec("orq %%r12, %0\n\t", inputs, outputs, NULL, NULL); + asm_or_stmt = as_a_gasm(stmt); + SSA_NAME_DEF_STMT(new_fptr) = asm_or_stmt; + gimple_asm_set_volatile(asm_or_stmt, true); + gsi_insert_before(gsi, asm_or_stmt, GSI_SAME_STMT); + update_stmt(asm_or_stmt); + + // replace call stmt fn with the new fptr + gimple_call_set_fn(call_stmt, new_fptr); + update_stmt(call_stmt); +} + +/* + * find all C level function pointer dereferences and forcibly set the highest bit of the pointer + */ +static unsigned int execute_kernexec_fptr(void) +{ + basic_block bb; + + // 1. loop through BBs and GIMPLE statements + FOR_EACH_BB_FN(bb, cfun) { + gimple_stmt_iterator gsi; + + for (gsi = gsi_start_bb(bb); !gsi_end_p(gsi); gsi_next(&gsi)) { + // gimple match: h_1 = get_fptr (); D.2709_3 = h_1 (x_2(D)); + tree fn; + gimple stmt; + gcall *call_stmt; + + // is it a call ... + stmt = gsi_stmt(gsi); + if (!is_gimple_call(stmt)) + continue; + call_stmt = as_a_gcall(stmt); + fn = gimple_call_fn(call_stmt); + if (!fn) + continue; + if (TREE_CODE(fn) == ADDR_EXPR) + continue; + if (TREE_CODE(fn) != SSA_NAME) + gcc_unreachable(); + + // ... through a function pointer + if (SSA_NAME_VAR(fn) != NULL_TREE) { + fn = SSA_NAME_VAR(fn); + if (TREE_CODE(fn) != VAR_DECL && TREE_CODE(fn) != PARM_DECL) { + debug_tree(fn); + gcc_unreachable(); + } + } + fn = TREE_TYPE(fn); + if (TREE_CODE(fn) != POINTER_TYPE) + continue; + fn = TREE_TYPE(fn); + if (TREE_CODE(fn) != FUNCTION_TYPE) + continue; + + kernexec_instrument_fptr(&gsi); + +//debug_tree(gimple_call_fn(call_stmt)); +//print_gimple_stmt(stderr, call_stmt, 0, TDF_LINENO); + } + } + + return 0; +} + +// add special KERNEXEC instrumentation: btsq $63,(%rsp) just before retn +static void kernexec_instrument_retaddr_bts(rtx insn) +{ + rtx btsq; + rtvec argvec, constraintvec, labelvec; + + // create asm volatile("btsq $63,(%%rsp)":::) + argvec = rtvec_alloc(0); + constraintvec = rtvec_alloc(0); + labelvec = rtvec_alloc(0); + btsq = gen_rtx_ASM_OPERANDS(VOIDmode, "btsq $63,(%%rsp)", empty_string, 0, argvec, constraintvec, labelvec, RTL_LOCATION(insn)); + MEM_VOLATILE_P(btsq) = 1; +// RTX_FRAME_RELATED_P(btsq) = 1; // not for ASM_OPERANDS + emit_insn_before(btsq, insn); +} + +// add special KERNEXEC instrumentation: orq %r12,(%rsp) just before retn +static void kernexec_instrument_retaddr_or(rtx insn) +{ + rtx orq; + rtvec argvec, constraintvec, labelvec; + + // create asm volatile("orq %%r12,(%%rsp)":::) + argvec = rtvec_alloc(0); + constraintvec = rtvec_alloc(0); + labelvec = rtvec_alloc(0); + orq = gen_rtx_ASM_OPERANDS(VOIDmode, "orq %%r12,(%%rsp)", empty_string, 0, argvec, constraintvec, labelvec, RTL_LOCATION(insn)); + MEM_VOLATILE_P(orq) = 1; +// RTX_FRAME_RELATED_P(orq) = 1; // not for ASM_OPERANDS + emit_insn_before(orq, insn); +} + +/* + * find all asm level function returns and forcibly set the highest bit of the return address + */ +static unsigned int execute_kernexec_retaddr(void) +{ + rtx_insn *insn; + +// if (stack_realign_drap) +// inform(DECL_SOURCE_LOCATION(current_function_decl), "drap detected in %s\n", IDENTIFIER_POINTER(DECL_NAME(current_function_decl))); + + // 1. find function returns + for (insn = get_insns(); insn; insn = NEXT_INSN(insn)) { + // rtl match: (jump_insn 41 40 42 2 (return) fptr.c:42 634 {return_internal} (nil)) + // (jump_insn 12 9 11 2 (parallel [ (return) (unspec [ (0) ] UNSPEC_REP) ]) fptr.c:46 635 {return_internal_long} (nil)) + // (jump_insn 97 96 98 6 (simple_return) fptr.c:50 -1 (nil) -> simple_return) + rtx body; + + // is it a retn + if (!JUMP_P(insn)) + continue; + body = PATTERN(insn); + if (GET_CODE(body) == PARALLEL) + body = XVECEXP(body, 0, 0); + if (!ANY_RETURN_P(body)) + continue; + kernexec_instrument_retaddr(insn); + } + +// print_simple_rtl(stderr, get_insns()); +// print_rtl(stderr, get_insns()); + + return 0; +} + +static bool kernexec_cmodel_check(void) +{ + tree section; + + if (ix86_cmodel != CM_KERNEL) + return false; + + section = lookup_attribute("section", DECL_ATTRIBUTES(current_function_decl)); + if (!section || !TREE_VALUE(section)) + return true; + + section = TREE_VALUE(TREE_VALUE(section)); + if (strncmp(TREE_STRING_POINTER(section), ".vsyscall_", 10)) + return true; + + return false; +} + +#if BUILDING_GCC_VERSION >= 4009 +namespace { +static const struct pass_data kernexec_reload_pass_data = { +#else +static struct gimple_opt_pass kernexec_reload_pass = { + .pass = { +#endif + .type = GIMPLE_PASS, + .name = "kernexec_reload", +#if BUILDING_GCC_VERSION >= 4008 + .optinfo_flags = OPTGROUP_NONE, +#endif +#if BUILDING_GCC_VERSION >= 5000 +#elif BUILDING_GCC_VERSION == 4009 + .has_gate = true, + .has_execute = true, +#else + .gate = kernexec_cmodel_check, + .execute = execute_kernexec_reload, + .sub = NULL, + .next = NULL, + .static_pass_number = 0, +#endif + .tv_id = TV_NONE, + .properties_required = 0, + .properties_provided = 0, + .properties_destroyed = 0, + .todo_flags_start = 0, + .todo_flags_finish = TODO_verify_ssa | TODO_verify_stmts | TODO_dump_func | TODO_remove_unused_locals | TODO_update_ssa_no_phi +#if BUILDING_GCC_VERSION < 4009 + } +#endif +}; + +#if BUILDING_GCC_VERSION >= 4009 +static const struct pass_data kernexec_fptr_pass_data = { +#else +static struct gimple_opt_pass kernexec_fptr_pass = { + .pass = { +#endif + .type = GIMPLE_PASS, + .name = "kernexec_fptr", +#if BUILDING_GCC_VERSION >= 4008 + .optinfo_flags = OPTGROUP_NONE, +#endif +#if BUILDING_GCC_VERSION >= 5000 +#elif BUILDING_GCC_VERSION == 4009 + .has_gate = true, + .has_execute = true, +#else + .gate = kernexec_cmodel_check, + .execute = execute_kernexec_fptr, + .sub = NULL, + .next = NULL, + .static_pass_number = 0, +#endif + .tv_id = TV_NONE, + .properties_required = 0, + .properties_provided = 0, + .properties_destroyed = 0, + .todo_flags_start = 0, + .todo_flags_finish = TODO_verify_ssa | TODO_verify_stmts | TODO_dump_func | TODO_remove_unused_locals | TODO_update_ssa_no_phi +#if BUILDING_GCC_VERSION < 4009 + } +#endif +}; + +#if BUILDING_GCC_VERSION >= 4009 +static const struct pass_data kernexec_retaddr_pass_data = { +#else +static struct rtl_opt_pass kernexec_retaddr_pass = { + .pass = { +#endif + .type = RTL_PASS, + .name = "kernexec_retaddr", +#if BUILDING_GCC_VERSION >= 4008 + .optinfo_flags = OPTGROUP_NONE, +#endif +#if BUILDING_GCC_VERSION >= 5000 +#elif BUILDING_GCC_VERSION == 4009 + .has_gate = true, + .has_execute = true, +#else + .gate = kernexec_cmodel_check, + .execute = execute_kernexec_retaddr, + .sub = NULL, + .next = NULL, + .static_pass_number = 0, +#endif + .tv_id = TV_NONE, + .properties_required = 0, + .properties_provided = 0, + .properties_destroyed = 0, + .todo_flags_start = 0, + .todo_flags_finish = TODO_dump_func | TODO_ggc_collect +#if BUILDING_GCC_VERSION < 4009 + } +#endif +}; + +#if BUILDING_GCC_VERSION >= 4009 +class kernexec_reload_pass : public gimple_opt_pass { +public: + kernexec_reload_pass() : gimple_opt_pass(kernexec_reload_pass_data, g) {} +#if BUILDING_GCC_VERSION >= 5000 + virtual bool gate(function *) { return kernexec_cmodel_check(); } + virtual unsigned int execute(function *) { return execute_kernexec_reload(); } +#else + bool gate() { return kernexec_cmodel_check(); } + unsigned int execute() { return execute_kernexec_reload(); } +#endif +}; + +class kernexec_fptr_pass : public gimple_opt_pass { +public: + kernexec_fptr_pass() : gimple_opt_pass(kernexec_fptr_pass_data, g) {} +#if BUILDING_GCC_VERSION >= 5000 + virtual bool gate(function *) { return kernexec_cmodel_check(); } + virtual unsigned int execute(function *) { return execute_kernexec_fptr(); } +#else + bool gate() { return kernexec_cmodel_check(); } + unsigned int execute() { return execute_kernexec_fptr(); } +#endif +}; + +class kernexec_retaddr_pass : public rtl_opt_pass { +public: + kernexec_retaddr_pass() : rtl_opt_pass(kernexec_retaddr_pass_data, g) {} +#if BUILDING_GCC_VERSION >= 5000 + virtual bool gate(function *) { return kernexec_cmodel_check(); } + virtual unsigned int execute(function *) { return execute_kernexec_retaddr(); } +#else + bool gate() { return kernexec_cmodel_check(); } + unsigned int execute() { return execute_kernexec_retaddr(); } +#endif +}; +} + +static opt_pass *make_kernexec_reload_pass(void) +{ + return new kernexec_reload_pass(); +} + +static opt_pass *make_kernexec_fptr_pass(void) +{ + return new kernexec_fptr_pass(); +} + +static opt_pass *make_kernexec_retaddr_pass(void) +{ + return new kernexec_retaddr_pass(); +} +#else +static struct opt_pass *make_kernexec_reload_pass(void) +{ + return &kernexec_reload_pass.pass; +} + +static struct opt_pass *make_kernexec_fptr_pass(void) +{ + return &kernexec_fptr_pass.pass; +} + +static struct opt_pass *make_kernexec_retaddr_pass(void) +{ + return &kernexec_retaddr_pass.pass; +} +#endif + +int plugin_init(struct plugin_name_args *plugin_info, struct plugin_gcc_version *version) +{ + const char * const plugin_name = plugin_info->base_name; + const int argc = plugin_info->argc; + const struct plugin_argument * const argv = plugin_info->argv; + int i; + struct register_pass_info kernexec_reload_pass_info; + struct register_pass_info kernexec_fptr_pass_info; + struct register_pass_info kernexec_retaddr_pass_info; + + kernexec_reload_pass_info.pass = make_kernexec_reload_pass(); + kernexec_reload_pass_info.reference_pass_name = "ssa"; + kernexec_reload_pass_info.ref_pass_instance_number = 1; + kernexec_reload_pass_info.pos_op = PASS_POS_INSERT_AFTER; + + kernexec_fptr_pass_info.pass = make_kernexec_fptr_pass(); + kernexec_fptr_pass_info.reference_pass_name = "ssa"; + kernexec_fptr_pass_info.ref_pass_instance_number = 1; + kernexec_fptr_pass_info.pos_op = PASS_POS_INSERT_AFTER; + + kernexec_retaddr_pass_info.pass = make_kernexec_retaddr_pass(); + kernexec_retaddr_pass_info.reference_pass_name = "pro_and_epilogue"; + kernexec_retaddr_pass_info.ref_pass_instance_number = 1; + kernexec_retaddr_pass_info.pos_op = PASS_POS_INSERT_AFTER; + + if (!plugin_default_version_check(version, &gcc_version)) { + error(G_("incompatible gcc/plugin versions")); + return 1; + } + + register_callback(plugin_name, PLUGIN_INFO, NULL, &kernexec_plugin_info); + + if (TARGET_64BIT == 0) + return 0; + + for (i = 0; i < argc; ++i) { + if (!strcmp(argv[i].key, "method")) { + if (!argv[i].value) { + error(G_("no value supplied for option '-fplugin-arg-%s-%s'"), plugin_name, argv[i].key); + continue; + } + if (!strcmp(argv[i].value, "bts")) { + kernexec_instrument_fptr = kernexec_instrument_fptr_bts; + kernexec_instrument_retaddr = kernexec_instrument_retaddr_bts; + } else if (!strcmp(argv[i].value, "or")) { + kernexec_instrument_fptr = kernexec_instrument_fptr_or; + kernexec_instrument_retaddr = kernexec_instrument_retaddr_or; + fix_register("r12", 1, 1); + } else + error(G_("invalid option argument '-fplugin-arg-%s-%s=%s'"), plugin_name, argv[i].key, argv[i].value); + continue; + } + error(G_("unkown option '-fplugin-arg-%s-%s'"), plugin_name, argv[i].key); + } + if (!kernexec_instrument_fptr || !kernexec_instrument_retaddr) + error(G_("no instrumentation method was selected via '-fplugin-arg-%s-method'"), plugin_name); + + if (kernexec_instrument_fptr == kernexec_instrument_fptr_or) + register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &kernexec_reload_pass_info); + register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &kernexec_fptr_pass_info); + register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &kernexec_retaddr_pass_info); + + return 0; +} diff --git a/tools/gcc/latent_entropy_plugin.c b/tools/gcc/latent_entropy_plugin.c new file mode 100644 index 0000000..161ab18 --- /dev/null +++ b/tools/gcc/latent_entropy_plugin.c @@ -0,0 +1,474 @@ +/* + * Copyright 2012-2015 by the PaX Team <pageexec@freemail.hu> + * Licensed under the GPL v2 + * + * Note: the choice of the license means that the compilation process is + * NOT 'eligible' as defined by gcc's library exception to the GPL v3, + * but for the kernel it doesn't matter since it doesn't link against + * any of the gcc libraries + * + * gcc plugin to help generate a little bit of entropy from program state, + * used throughout the uptime of the kernel + * + * TODO: + * - add ipa pass to identify not explicitly marked candidate functions + * - mix in more program state (function arguments/return values, loop variables, etc) + * - more instrumentation control via attribute parameters + * + * BUGS: + * - none known + */ + +#include "gcc-common.h" + +int plugin_is_GPL_compatible; + +static GTY(()) tree latent_entropy_decl; + +static struct plugin_info latent_entropy_plugin_info = { + .version = "201512150000", + .help = NULL +}; + +static unsigned HOST_WIDE_INT seed; +static unsigned HOST_WIDE_INT get_random_const(void) +{ + unsigned int i; + unsigned HOST_WIDE_INT ret = 0; + + for (i = 0; i < 8 * sizeof ret; i++) { + ret = (ret << 1) | (seed & 1); + seed >>= 1; + if (ret & 1) + seed ^= 0xD800000000000000ULL; + } + + return ret; +} + +static tree handle_latent_entropy_attribute(tree *node, tree name, tree args, int flags, bool *no_add_attrs) +{ + tree type; + unsigned long long mask; +#if BUILDING_GCC_VERSION <= 4007 + VEC(constructor_elt, gc) *vals; +#else + vec<constructor_elt, va_gc> *vals; +#endif + + switch (TREE_CODE(*node)) { + default: + *no_add_attrs = true; + error("%qE attribute only applies to functions and variables", name); + break; + + case VAR_DECL: + if (DECL_INITIAL(*node)) { + *no_add_attrs = true; + error("variable %qD with %qE attribute must not be initialized", *node, name); + break; + } + + if (!TREE_STATIC(*node)) { + *no_add_attrs = true; + error("variable %qD with %qE attribute must not be local", *node, name); + break; + } + + type = TREE_TYPE(*node); + switch (TREE_CODE(type)) { + default: + *no_add_attrs = true; + error("variable %qD with %qE attribute must be an integer or a fixed length integer array type or a fixed sized structure with integer fields", *node, name); + break; + + case RECORD_TYPE: { + tree field; + unsigned int nelt = 0; + + for (field = TYPE_FIELDS(type); field; nelt++, field = TREE_CHAIN(field)) { + tree fieldtype; + + fieldtype = TREE_TYPE(field); + if (TREE_CODE(fieldtype) != INTEGER_TYPE) { + *no_add_attrs = true; + error("structure variable %qD with %qE attribute has a non-integer field %qE", *node, name, field); + break; + } + } + + if (field) + break; + +#if BUILDING_GCC_VERSION <= 4007 + vals = VEC_alloc(constructor_elt, gc, nelt); +#else + vec_alloc(vals, nelt); +#endif + + for (field = TYPE_FIELDS(type); field; field = TREE_CHAIN(field)) { + tree fieldtype; + + fieldtype = TREE_TYPE(field); + mask = 1ULL << (TREE_INT_CST_LOW(TYPE_SIZE(fieldtype)) - 1); + mask = 2 * (mask - 1) + 1; + + if (TYPE_UNSIGNED(fieldtype)) + CONSTRUCTOR_APPEND_ELT(vals, field, build_int_cstu(fieldtype, mask & get_random_const())); + else + CONSTRUCTOR_APPEND_ELT(vals, field, build_int_cst(fieldtype, mask & get_random_const())); + } + + DECL_INITIAL(*node) = build_constructor(type, vals); +//debug_tree(DECL_INITIAL(*node)); + break; + } + + case INTEGER_TYPE: + mask = 1ULL << (TREE_INT_CST_LOW(TYPE_SIZE(type)) - 1); + mask = 2 * (mask - 1) + 1; + + if (TYPE_UNSIGNED(type)) + DECL_INITIAL(*node) = build_int_cstu(type, mask & get_random_const()); + else + DECL_INITIAL(*node) = build_int_cst(type, mask & get_random_const()); + break; + + case ARRAY_TYPE: { + tree elt_type, array_size, elt_size; + unsigned int i, nelt; + + elt_type = TREE_TYPE(type); + elt_size = TYPE_SIZE_UNIT(TREE_TYPE(type)); + array_size = TYPE_SIZE_UNIT(type); + + if (TREE_CODE(elt_type) != INTEGER_TYPE || !array_size || TREE_CODE(array_size) != INTEGER_CST) { + *no_add_attrs = true; + error("array variable %qD with %qE attribute must be a fixed length integer array type", *node, name); + break; + } + + nelt = TREE_INT_CST_LOW(array_size) / TREE_INT_CST_LOW(elt_size); +#if BUILDING_GCC_VERSION <= 4007 + vals = VEC_alloc(constructor_elt, gc, nelt); +#else + vec_alloc(vals, nelt); +#endif + + mask = 1ULL << (TREE_INT_CST_LOW(TYPE_SIZE(elt_type)) - 1); + mask = 2 * (mask - 1) + 1; + + for (i = 0; i < nelt; i++) + if (TYPE_UNSIGNED(elt_type)) + CONSTRUCTOR_APPEND_ELT(vals, size_int(i), build_int_cstu(elt_type, mask & get_random_const())); + else + CONSTRUCTOR_APPEND_ELT(vals, size_int(i), build_int_cst(elt_type, mask & get_random_const())); + + DECL_INITIAL(*node) = build_constructor(type, vals); +//debug_tree(DECL_INITIAL(*node)); + break; + } + } + break; + + case FUNCTION_DECL: + break; + } + + return NULL_TREE; +} + +static struct attribute_spec latent_entropy_attr = { + .name = "latent_entropy", + .min_length = 0, + .max_length = 0, + .decl_required = true, + .type_required = false, + .function_type_required = false, + .handler = handle_latent_entropy_attribute, +#if BUILDING_GCC_VERSION >= 4007 + .affects_type_identity = false +#endif +}; + +static void register_attributes(void *event_data, void *data) +{ + register_attribute(&latent_entropy_attr); +} + +static bool gate_latent_entropy(void) +{ + // don't bother with noreturn functions for now + if (TREE_THIS_VOLATILE(current_function_decl)) + return false; + + // gcc-4.5 doesn't discover some trivial noreturn functions + if (EDGE_COUNT(EXIT_BLOCK_PTR_FOR_FN(cfun)->preds) == 0) + return false; + + return lookup_attribute("latent_entropy", DECL_ATTRIBUTES(current_function_decl)) != NULL_TREE; +} + +static enum tree_code get_op(tree *rhs) +{ + static enum tree_code op; + unsigned HOST_WIDE_INT random_const; + + random_const = get_random_const(); + + switch (op) { + case BIT_XOR_EXPR: + op = PLUS_EXPR; + break; + + case PLUS_EXPR: + if (rhs) { + op = LROTATE_EXPR; + random_const &= HOST_BITS_PER_WIDE_INT - 1; + break; + } + + case LROTATE_EXPR: + default: + op = BIT_XOR_EXPR; + break; + } + if (rhs) + *rhs = build_int_cstu(unsigned_intDI_type_node, random_const); + return op; +} + +static void perturb_local_entropy(basic_block bb, tree local_entropy) +{ + gimple_stmt_iterator gsi; + gimple assign; + tree addxorrol, rhs; + enum tree_code op; + + op = get_op(&rhs); + addxorrol = fold_build2_loc(UNKNOWN_LOCATION, op, unsigned_intDI_type_node, local_entropy, rhs); + assign = gimple_build_assign(local_entropy, addxorrol); + gsi = gsi_after_labels(bb); + gsi_insert_before(&gsi, assign, GSI_NEW_STMT); + update_stmt(assign); +//debug_bb(bb); +} + +static void perturb_latent_entropy(basic_block bb, tree rhs) +{ + gimple_stmt_iterator gsi; + gimple assign; + tree addxorrol, temp; + + // 1. create temporary copy of latent_entropy + temp = create_tmp_var(unsigned_intDI_type_node, "temp_latent_entropy"); + add_referenced_var(temp); + + // 2. read... + temp = make_ssa_name(temp, NULL); + assign = gimple_build_assign(temp, latent_entropy_decl); + SSA_NAME_DEF_STMT(temp) = assign; + add_referenced_var(latent_entropy_decl); + gsi = gsi_after_labels(bb); + gsi_insert_after(&gsi, assign, GSI_NEW_STMT); + update_stmt(assign); + + // 3. ...modify... + addxorrol = fold_build2_loc(UNKNOWN_LOCATION, get_op(NULL), unsigned_intDI_type_node, temp, rhs); + temp = make_ssa_name(SSA_NAME_VAR(temp), NULL); + assign = gimple_build_assign(temp, addxorrol); + SSA_NAME_DEF_STMT(temp) = assign; + gsi_insert_after(&gsi, assign, GSI_NEW_STMT); + update_stmt(assign); + + // 4. ...write latent_entropy + assign = gimple_build_assign(latent_entropy_decl, temp); + gsi_insert_after(&gsi, assign, GSI_NEW_STMT); + update_stmt(assign); +} + +static unsigned int execute_latent_entropy(void) +{ + basic_block bb; + gimple assign; + gimple_stmt_iterator gsi; + tree local_entropy; + + if (!latent_entropy_decl) { + varpool_node_ptr node; + + FOR_EACH_VARIABLE(node) { + tree var = NODE_DECL(node); + + if (DECL_NAME_LENGTH(var) < sizeof("latent_entropy") - 1) + continue; + if (strcmp(IDENTIFIER_POINTER(DECL_NAME(var)), "latent_entropy")) + continue; + latent_entropy_decl = var; +// debug_tree(var); + break; + } + if (!latent_entropy_decl) { +// debug_tree(current_function_decl); + return 0; + } + } + +//fprintf(stderr, "latent_entropy: %s\n", IDENTIFIER_POINTER(DECL_NAME(current_function_decl))); + + // 1. create local entropy variable + local_entropy = create_tmp_var(unsigned_intDI_type_node, "local_entropy"); + add_referenced_var(local_entropy); + mark_sym_for_renaming(local_entropy); + + // 2. initialize local entropy variable + gcc_assert(single_succ_p(ENTRY_BLOCK_PTR_FOR_FN(cfun))); + bb = single_succ(ENTRY_BLOCK_PTR_FOR_FN(cfun)); + if (!single_pred_p(bb)) { +// gcc_assert(bb_loop_depth(bb) || (bb->flags & BB_IRREDUCIBLE_LOOP)); + split_edge(single_succ_edge(ENTRY_BLOCK_PTR_FOR_FN(cfun))); + gcc_assert(single_succ_p(ENTRY_BLOCK_PTR_FOR_FN(cfun))); + bb = single_succ(ENTRY_BLOCK_PTR_FOR_FN(cfun)); + } + gsi = gsi_after_labels(bb); + + assign = gimple_build_assign(local_entropy, build_int_cstu(unsigned_intDI_type_node, get_random_const())); +// gimple_set_location(assign, loc); + gsi_insert_before(&gsi, assign, GSI_NEW_STMT); + update_stmt(assign); +//debug_bb(bb); + bb = bb->next_bb; + + // 3. instrument each BB with an operation on the local entropy variable + while (bb != EXIT_BLOCK_PTR_FOR_FN(cfun)) { + perturb_local_entropy(bb, local_entropy); +//debug_bb(bb); + bb = bb->next_bb; + }; + + // 4. mix local entropy into the global entropy variable + gcc_assert(single_pred_p(EXIT_BLOCK_PTR_FOR_FN(cfun))); + perturb_latent_entropy(single_pred(EXIT_BLOCK_PTR_FOR_FN(cfun)), local_entropy); +//debug_bb(single_pred(EXIT_BLOCK_PTR_FOR_FN(cfun))); + return 0; +} + +static void latent_entropy_start_unit(void *gcc_data, void *user_data) +{ + tree latent_entropy_type; + + seed = get_random_seed(false); + + if (in_lto_p) + return; + + // extern volatile u64 latent_entropy + gcc_assert(TYPE_PRECISION(long_long_unsigned_type_node) == 64); + latent_entropy_type = build_qualified_type(long_long_unsigned_type_node, TYPE_QUALS(long_long_unsigned_type_node) | TYPE_QUAL_VOLATILE); + latent_entropy_decl = build_decl(UNKNOWN_LOCATION, VAR_DECL, get_identifier("latent_entropy"), latent_entropy_type); + + TREE_STATIC(latent_entropy_decl) = 1; + TREE_PUBLIC(latent_entropy_decl) = 1; + TREE_USED(latent_entropy_decl) = 1; + DECL_PRESERVE_P(latent_entropy_decl) = 1; + TREE_THIS_VOLATILE(latent_entropy_decl) = 1; + DECL_EXTERNAL(latent_entropy_decl) = 1; + DECL_ARTIFICIAL(latent_entropy_decl) = 1; + lang_hooks.decls.pushdecl(latent_entropy_decl); +// DECL_ASSEMBLER_NAME(latent_entropy_decl); +// varpool_finalize_decl(latent_entropy_decl); +// varpool_mark_needed_node(latent_entropy_decl); +} + +#if BUILDING_GCC_VERSION >= 4009 +namespace { +static const struct pass_data latent_entropy_pass_data = { +#else +static struct gimple_opt_pass latent_entropy_pass = { + .pass = { +#endif + .type = GIMPLE_PASS, + .name = "latent_entropy", +#if BUILDING_GCC_VERSION >= 4008 + .optinfo_flags = OPTGROUP_NONE, +#endif +#if BUILDING_GCC_VERSION >= 5000 +#elif BUILDING_GCC_VERSION == 4009 + .has_gate = true, + .has_execute = true, +#else + .gate = gate_latent_entropy, + .execute = execute_latent_entropy, + .sub = NULL, + .next = NULL, + .static_pass_number = 0, +#endif + .tv_id = TV_NONE, + .properties_required = PROP_gimple_leh | PROP_cfg, + .properties_provided = 0, + .properties_destroyed = 0, + .todo_flags_start = 0, //TODO_verify_ssa | TODO_verify_flow | TODO_verify_stmts, + .todo_flags_finish = TODO_verify_ssa | TODO_verify_stmts | TODO_dump_func | TODO_update_ssa +#if BUILDING_GCC_VERSION < 4009 + } +#endif +}; + +#if BUILDING_GCC_VERSION >= 4009 +class latent_entropy_pass : public gimple_opt_pass { +public: + latent_entropy_pass() : gimple_opt_pass(latent_entropy_pass_data, g) {} +#if BUILDING_GCC_VERSION >= 5000 + virtual bool gate(function *) { return gate_latent_entropy(); } + virtual unsigned int execute(function *) { return execute_latent_entropy(); } +#else + bool gate() { return gate_latent_entropy(); } + unsigned int execute() { return execute_latent_entropy(); } +#endif +}; +} + +static opt_pass *make_latent_entropy_pass(void) +{ + return new latent_entropy_pass(); +} +#else +static struct opt_pass *make_latent_entropy_pass(void) +{ + return &latent_entropy_pass.pass; +} +#endif + +int plugin_init(struct plugin_name_args *plugin_info, struct plugin_gcc_version *version) +{ + const char * const plugin_name = plugin_info->base_name; + struct register_pass_info latent_entropy_pass_info; + + latent_entropy_pass_info.pass = make_latent_entropy_pass(); + latent_entropy_pass_info.reference_pass_name = "optimized"; + latent_entropy_pass_info.ref_pass_instance_number = 1; + latent_entropy_pass_info.pos_op = PASS_POS_INSERT_BEFORE; + static const struct ggc_root_tab gt_ggc_r_gt_latent_entropy[] = { + { + .base = &latent_entropy_decl, + .nelt = 1, + .stride = sizeof(latent_entropy_decl), + .cb = >_ggc_mx_tree_node, + .pchw = >_pch_nx_tree_node + }, + LAST_GGC_ROOT_TAB + }; + + if (!plugin_default_version_check(version, &gcc_version)) { + error(G_("incompatible gcc/plugin versions")); + return 1; + } + + register_callback(plugin_name, PLUGIN_INFO, NULL, &latent_entropy_plugin_info); + register_callback(plugin_name, PLUGIN_START_UNIT, &latent_entropy_start_unit, NULL); + register_callback(plugin_name, PLUGIN_REGISTER_GGC_ROOTS, NULL, (void *)>_ggc_r_gt_latent_entropy); + register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &latent_entropy_pass_info); + register_callback(plugin_name, PLUGIN_ATTRIBUTES, register_attributes, NULL); + + return 0; +} diff --git a/tools/gcc/randomize_layout_plugin.c b/tools/gcc/randomize_layout_plugin.c new file mode 100644 index 0000000..444b8bd --- /dev/null +++ b/tools/gcc/randomize_layout_plugin.c @@ -0,0 +1,930 @@ +/* + * Copyright 2014,2015 by Open Source Security, Inc., Brad Spengler <spender@grsecurity.net> + * and PaX Team <pageexec@freemail.hu> + * Licensed under the GPL v2 + * + * Usage: + * $ # for 4.5/4.6/C based 4.7 + * $ gcc -I`gcc -print-file-name=plugin`/include -I`gcc -print-file-name=plugin`/include/c-family -fPIC -shared -O2 -o randomize_layout_plugin.so randomize_layout_plugin.c + * $ # for C++ based 4.7/4.8+ + * $ g++ -I`g++ -print-file-name=plugin`/include -I`g++ -print-file-name=plugin`/include/c-family -fPIC -shared -O2 -o randomize_layout_plugin.so randomize_layout_plugin.c + * $ gcc -fplugin=./randomize_layout_plugin.so test.c -O2 + */ + +#include "gcc-common.h" +#include "randomize_layout_seed.h" + +#if BUILDING_GCC_MAJOR < 4 || (BUILDING_GCC_MAJOR == 4 && BUILDING_GCC_MINOR < 6) || \ + (BUILDING_GCC_MAJOR == 4 && BUILDING_GCC_MINOR == 6 && BUILDING_GCC_PATCHLEVEL < 4) +#error "The RANDSTRUCT plugin requires GCC 4.6.4 or newer." +#endif + +#define ORIG_TYPE_NAME(node) \ + (TYPE_NAME(TYPE_MAIN_VARIANT(node)) != NULL_TREE ? ((const unsigned char *)IDENTIFIER_POINTER(TYPE_NAME(TYPE_MAIN_VARIANT(node)))) : (const unsigned char *)"anonymous") + +int plugin_is_GPL_compatible; + +static int performance_mode; + +static struct plugin_info randomize_layout_plugin_info = { + .version = "201402201816", + .help = "disable\t\t\tdo not activate plugin\n" + "performance-mode\tenable cacheline-aware layout randomization\n" +}; + +/* from old Linux dcache.h */ +static inline unsigned long +partial_name_hash(unsigned long c, unsigned long prevhash) +{ + return (prevhash + (c << 4) + (c >> 4)) * 11; +} +static inline unsigned int +name_hash(const unsigned char *name) +{ + unsigned long hash = 0; + unsigned int len = strlen((const char *)name); + while (len--) + hash = partial_name_hash(*name++, hash); + return (unsigned int)hash; +} + +static tree handle_randomize_layout_attr(tree *node, tree name, tree args, int flags, bool *no_add_attrs) +{ + tree type; + + *no_add_attrs = true; + if (TREE_CODE(*node) == FUNCTION_DECL) { + error("%qE attribute does not apply to functions (%qF)", name, *node); + return NULL_TREE; + } + + if (TREE_CODE(*node) == PARM_DECL) { + error("%qE attribute does not apply to function parameters (%qD)", name, *node); + return NULL_TREE; + } + + if (TREE_CODE(*node) == VAR_DECL) { + error("%qE attribute does not apply to variables (%qD)", name, *node); + return NULL_TREE; + } + + if (TYPE_P(*node)) { + type = *node; + } else { + gcc_assert(TREE_CODE(*node) == TYPE_DECL); + type = TREE_TYPE(*node); + } + + if (TREE_CODE(type) != RECORD_TYPE) { + error("%qE attribute used on %qT applies to struct types only", name, type); + return NULL_TREE; + } + + if (lookup_attribute(IDENTIFIER_POINTER(name), TYPE_ATTRIBUTES(type))) { + error("%qE attribute is already applied to the type %qT", name, type); + return NULL_TREE; + } + + *no_add_attrs = false; + + return NULL_TREE; +} + +/* set on complete types that we don't need to inspect further at all */ +static tree handle_randomize_considered_attr(tree *node, tree name, tree args, int flags, bool *no_add_attrs) +{ + *no_add_attrs = false; + return NULL_TREE; +} + +/* + * set on types that we've performed a shuffle on, to prevent re-shuffling + * this does not preclude us from inspecting its fields for potential shuffles + */ +static tree handle_randomize_performed_attr(tree *node, tree name, tree args, int flags, bool *no_add_attrs) +{ + *no_add_attrs = false; + return NULL_TREE; +} + +/* + * 64bit variant of Bob Jenkins' public domain PRNG + * 256 bits of internal state + */ + +typedef unsigned long long u64; + +typedef struct ranctx { u64 a; u64 b; u64 c; u64 d; } ranctx; + +#define rot(x,k) (((x)<<(k))|((x)>>(64-(k)))) +static u64 ranval(ranctx *x) { + u64 e = x->a - rot(x->b, 7); + x->a = x->b ^ rot(x->c, 13); + x->b = x->c + rot(x->d, 37); + x->c = x->d + e; + x->d = e + x->a; + return x->d; +} + +static void raninit(ranctx *x, u64 *seed) { + int i; + + x->a = seed[0]; + x->b = seed[1]; + x->c = seed[2]; + x->d = seed[3]; + + for (i=0; i < 30; ++i) + (void)ranval(x); +} + +static u64 shuffle_seed[4]; + +struct partition_group { + tree tree_start; + unsigned long start; + unsigned long length; +}; + +static void partition_struct(tree *fields, unsigned long length, struct partition_group *size_groups, unsigned long *num_groups) +{ + unsigned long i; + unsigned long accum_size = 0; + unsigned long accum_length = 0; + unsigned long group_idx = 0; + + gcc_assert(length < INT_MAX); + + memset(size_groups, 0, sizeof(struct partition_group) * length); + + for (i = 0; i < length; i++) { + if (size_groups[group_idx].tree_start == NULL_TREE) { + size_groups[group_idx].tree_start = fields[i]; + size_groups[group_idx].start = i; + accum_length = 0; + accum_size = 0; + } + accum_size += (unsigned long)int_size_in_bytes(TREE_TYPE(fields[i])); + accum_length++; + if (accum_size >= 64) { + size_groups[group_idx].length = accum_length; + accum_length = 0; + group_idx++; + } + } + + if (size_groups[group_idx].tree_start != NULL_TREE && + !size_groups[group_idx].length) { + size_groups[group_idx].length = accum_length; + group_idx++; + } + + *num_groups = group_idx; +} + +static void performance_shuffle(tree *newtree, unsigned long length, ranctx *prng_state) +{ + unsigned long i, x; + struct partition_group size_group[length]; + unsigned long num_groups = 0; + unsigned long randnum; + + partition_struct(newtree, length, (struct partition_group *)&size_group, &num_groups); + for (i = num_groups - 1; i > 0; i--) { + struct partition_group tmp; + randnum = ranval(prng_state) % (i + 1); + tmp = size_group[i]; + size_group[i] = size_group[randnum]; + size_group[randnum] = tmp; + } + + for (x = 0; x < num_groups; x++) { + for (i = size_group[x].start + size_group[x].length - 1; i > size_group[x].start; i--) { + tree tmp; + if (DECL_BIT_FIELD_TYPE(newtree[i])) + continue; + randnum = ranval(prng_state) % (i + 1); + // we could handle this case differently if desired + if (DECL_BIT_FIELD_TYPE(newtree[randnum])) + continue; + tmp = newtree[i]; + newtree[i] = newtree[randnum]; + newtree[randnum] = tmp; + } + } +} + +static void full_shuffle(tree *newtree, unsigned long length, ranctx *prng_state) +{ + unsigned long i, randnum; + + for (i = length - 1; i > 0; i--) { + tree tmp; + randnum = ranval(prng_state) % (i + 1); + tmp = newtree[i]; + newtree[i] = newtree[randnum]; + newtree[randnum] = tmp; + } +} + +/* modern in-place Fisher-Yates shuffle */ +static void shuffle(const_tree type, tree *newtree, unsigned long length) +{ + unsigned long i; + u64 seed[4]; + ranctx prng_state; + const unsigned char *structname; + + if (length == 0) + return; + + gcc_assert(TREE_CODE(type) == RECORD_TYPE); + + structname = ORIG_TYPE_NAME(type); + +#ifdef __DEBUG_PLUGIN + fprintf(stderr, "Shuffling struct %s %p\n", (const char *)structname, type); +#ifdef __DEBUG_VERBOSE + debug_tree((tree)type); +#endif +#endif + + for (i = 0; i < 4; i++) { + seed[i] = shuffle_seed[i]; + seed[i] ^= name_hash(structname); + } + + raninit(&prng_state, (u64 *)&seed); + + if (performance_mode) + performance_shuffle(newtree, length, &prng_state); + else + full_shuffle(newtree, length, &prng_state); +} + +static bool is_flexible_array(const_tree field) +{ + const_tree fieldtype; + const_tree typesize; + const_tree elemtype; + const_tree elemsize; + + fieldtype = TREE_TYPE(field); + typesize = TYPE_SIZE(fieldtype); + + if (TREE_CODE(fieldtype) != ARRAY_TYPE) + return false; + + elemtype = TREE_TYPE(fieldtype); + elemsize = TYPE_SIZE(elemtype); + + /* size of type is represented in bits */ + + if (typesize == NULL_TREE && TYPE_DOMAIN(fieldtype) != NULL_TREE && + TYPE_MAX_VALUE(TYPE_DOMAIN(fieldtype)) == NULL_TREE) + return true; + + if (typesize != NULL_TREE && + (TREE_CONSTANT(typesize) && (!TREE_INT_CST_LOW(typesize) || + TREE_INT_CST_LOW(typesize) == TREE_INT_CST_LOW(elemsize)))) + return true; + + return false; +} + +static int relayout_struct(tree type) +{ + unsigned long num_fields = (unsigned long)list_length(TYPE_FIELDS(type)); + unsigned long shuffle_length = num_fields; + tree field; + tree newtree[num_fields]; + unsigned long i; + tree list; + tree variant; + tree main_variant; + expanded_location xloc; + + if (TYPE_FIELDS(type) == NULL_TREE) + return 0; + + if (num_fields < 2) + return 0; + + gcc_assert(TREE_CODE(type) == RECORD_TYPE); + + gcc_assert(num_fields < INT_MAX); + + if (lookup_attribute("randomize_performed", TYPE_ATTRIBUTES(type)) || + lookup_attribute("no_randomize_layout", TYPE_ATTRIBUTES(TYPE_MAIN_VARIANT(type)))) + return 0; + + /* Workaround for 3rd-party VirtualBox source that we can't modify ourselves */ + if (!strcmp((const char *)ORIG_TYPE_NAME(type), "INTNETTRUNKFACTORY") || + !strcmp((const char *)ORIG_TYPE_NAME(type), "RAWPCIFACTORY")) + return 0; + + /* throw out any structs in uapi */ + xloc = expand_location(DECL_SOURCE_LOCATION(TYPE_FIELDS(type))); + + if (strstr(xloc.file, "/uapi/")) + error(G_("attempted to randomize userland API struct %s"), ORIG_TYPE_NAME(type)); + + for (field = TYPE_FIELDS(type), i = 0; field; field = TREE_CHAIN(field), i++) { + gcc_assert(TREE_CODE(field) == FIELD_DECL); + newtree[i] = field; + } + + /* + * enforce that we don't randomize the layout of the last + * element of a struct if it's a 0 or 1-length array + * or a proper flexible array + */ + if (is_flexible_array(newtree[num_fields - 1])) + shuffle_length--; + + shuffle(type, (tree *)newtree, shuffle_length); + + /* + * set up a bogus anonymous struct field designed to error out on unnamed struct initializers + * as gcc provides no other way to detect such code + */ + list = make_node(FIELD_DECL); + TREE_CHAIN(list) = newtree[0]; + TREE_TYPE(list) = void_type_node; + DECL_SIZE(list) = bitsize_zero_node; + DECL_NONADDRESSABLE_P(list) = 1; + DECL_FIELD_BIT_OFFSET(list) = bitsize_zero_node; + DECL_SIZE_UNIT(list) = size_zero_node; + DECL_FIELD_OFFSET(list) = size_zero_node; + DECL_CONTEXT(list) = type; + // to satisfy the constify plugin + TREE_READONLY(list) = 1; + + for (i = 0; i < num_fields - 1; i++) + TREE_CHAIN(newtree[i]) = newtree[i+1]; + TREE_CHAIN(newtree[num_fields - 1]) = NULL_TREE; + + main_variant = TYPE_MAIN_VARIANT(type); + for (variant = main_variant; variant; variant = TYPE_NEXT_VARIANT(variant)) { + TYPE_FIELDS(variant) = list; + TYPE_ATTRIBUTES(variant) = copy_list(TYPE_ATTRIBUTES(variant)); + TYPE_ATTRIBUTES(variant) = tree_cons(get_identifier("randomize_performed"), NULL_TREE, TYPE_ATTRIBUTES(variant)); + } + + /* + * force a re-layout of the main variant + * the TYPE_SIZE for all variants will be recomputed + * by finalize_type_size() + */ + TYPE_SIZE(main_variant) = NULL_TREE; + layout_type(main_variant); + gcc_assert(TYPE_SIZE(main_variant) != NULL_TREE); + + return 1; +} + +/* from constify plugin */ +static const_tree get_field_type(const_tree field) +{ + return strip_array_types(TREE_TYPE(field)); +} + +/* from constify plugin */ +static bool is_fptr(const_tree fieldtype) +{ + if (TREE_CODE(fieldtype) != POINTER_TYPE) + return false; + + return TREE_CODE(TREE_TYPE(fieldtype)) == FUNCTION_TYPE; +} + +/* derived from constify plugin */ +static int is_pure_ops_struct(const_tree node) +{ + const_tree field; + + gcc_assert(TREE_CODE(node) == RECORD_TYPE || TREE_CODE(node) == UNION_TYPE); + + for (field = TYPE_FIELDS(node); field; field = TREE_CHAIN(field)) { + const_tree fieldtype = get_field_type(field); + enum tree_code code = TREE_CODE(fieldtype); + + if (node == fieldtype) + continue; + + if (!is_fptr(fieldtype)) + return 0; + + if (code != RECORD_TYPE && code != UNION_TYPE) + continue; + + if (!is_pure_ops_struct(fieldtype)) + return 0; + } + + return 1; +} + +static void randomize_type(tree type) +{ + tree variant; + + gcc_assert(TREE_CODE(type) == RECORD_TYPE); + + if (lookup_attribute("randomize_considered", TYPE_ATTRIBUTES(type))) + return; + + if (lookup_attribute("randomize_layout", TYPE_ATTRIBUTES(TYPE_MAIN_VARIANT(type))) || is_pure_ops_struct(type)) + relayout_struct(type); + + for (variant = TYPE_MAIN_VARIANT(type); variant; variant = TYPE_NEXT_VARIANT(variant)) { + TYPE_ATTRIBUTES(type) = copy_list(TYPE_ATTRIBUTES(type)); + TYPE_ATTRIBUTES(type) = tree_cons(get_identifier("randomize_considered"), NULL_TREE, TYPE_ATTRIBUTES(type)); + } +#ifdef __DEBUG_PLUGIN + fprintf(stderr, "Marking randomize_considered on struct %s\n", ORIG_TYPE_NAME(type)); +#ifdef __DEBUG_VERBOSE + debug_tree(type); +#endif +#endif +} + +static void randomize_layout_finish_decl(void *event_data, void *data) +{ + tree decl = (tree)event_data; + tree type; + + if (decl == NULL_TREE || decl == error_mark_node) + return; + + type = TREE_TYPE(decl); + + if (TREE_CODE(decl) != VAR_DECL) + return; + + if (TREE_CODE(type) != RECORD_TYPE && TREE_CODE(type) != UNION_TYPE) + return; + + if (!lookup_attribute("randomize_performed", TYPE_ATTRIBUTES(type))) + return; + + relayout_decl(decl); +} + +static void finish_type(void *event_data, void *data) +{ + tree type = (tree)event_data; + + if (type == NULL_TREE || type == error_mark_node) + return; + + if (TREE_CODE(type) != RECORD_TYPE) + return; + + if (TYPE_FIELDS(type) == NULL_TREE) + return; + + if (lookup_attribute("randomize_considered", TYPE_ATTRIBUTES(type))) + return; + +#ifdef __DEBUG_PLUGIN + fprintf(stderr, "Calling randomize_type on %s\n", ORIG_TYPE_NAME(type)); +#endif +#ifdef __DEBUG_VERBOSE + debug_tree(type); +#endif + randomize_type(type); + + return; +} + +static struct attribute_spec randomize_layout_attr = { + .name = "randomize_layout", + // related to args + .min_length = 0, + .max_length = 0, + .decl_required = false, + // need type declaration + .type_required = true, + .function_type_required = false, + .handler = handle_randomize_layout_attr, +#if BUILDING_GCC_VERSION >= 4007 + .affects_type_identity = true +#endif +}; + +static struct attribute_spec no_randomize_layout_attr = { + .name = "no_randomize_layout", + // related to args + .min_length = 0, + .max_length = 0, + .decl_required = false, + // need type declaration + .type_required = true, + .function_type_required = false, + .handler = handle_randomize_layout_attr, +#if BUILDING_GCC_VERSION >= 4007 + .affects_type_identity = true +#endif +}; + +static struct attribute_spec randomize_considered_attr = { + .name = "randomize_considered", + // related to args + .min_length = 0, + .max_length = 0, + .decl_required = false, + // need type declaration + .type_required = true, + .function_type_required = false, + .handler = handle_randomize_considered_attr, +#if BUILDING_GCC_VERSION >= 4007 + .affects_type_identity = false +#endif +}; + +static struct attribute_spec randomize_performed_attr = { + .name = "randomize_performed", + // related to args + .min_length = 0, + .max_length = 0, + .decl_required = false, + // need type declaration + .type_required = true, + .function_type_required = false, + .handler = handle_randomize_performed_attr, +#if BUILDING_GCC_VERSION >= 4007 + .affects_type_identity = false +#endif +}; + +static void register_attributes(void *event_data, void *data) +{ + register_attribute(&randomize_layout_attr); + register_attribute(&no_randomize_layout_attr); + register_attribute(&randomize_considered_attr); + register_attribute(&randomize_performed_attr); +} + +static void check_bad_casts_in_constructor(tree var, tree init) +{ + unsigned HOST_WIDE_INT idx; + tree field, val; + tree field_type, val_type; + + FOR_EACH_CONSTRUCTOR_ELT(CONSTRUCTOR_ELTS(init), idx, field, val) { + if (TREE_CODE(val) == CONSTRUCTOR) { + check_bad_casts_in_constructor(var, val); + continue; + } + + /* pipacs' plugin creates franken-arrays that differ from those produced by + normal code which all have valid 'field' trees. work around this */ + if (field == NULL_TREE) + continue; + field_type = TREE_TYPE(field); + val_type = TREE_TYPE(val); + + if (TREE_CODE(field_type) != POINTER_TYPE || TREE_CODE(val_type) != POINTER_TYPE) + continue; + + if (field_type == val_type) + continue; + + field_type = TYPE_MAIN_VARIANT(strip_array_types(TYPE_MAIN_VARIANT(TREE_TYPE(field_type)))); + val_type = TYPE_MAIN_VARIANT(strip_array_types(TYPE_MAIN_VARIANT(TREE_TYPE(val_type)))); + + if (field_type == void_type_node) + continue; + if (field_type == val_type) + continue; + if (TREE_CODE(val_type) != RECORD_TYPE) + continue; + + if (!lookup_attribute("randomize_performed", TYPE_ATTRIBUTES(val_type))) + continue; + inform(DECL_SOURCE_LOCATION(var), "found mismatched struct pointer types: %qT and %qT\n", TYPE_MAIN_VARIANT(field_type), TYPE_MAIN_VARIANT(val_type)); + } +} + +/* derived from the constify plugin */ +static void check_global_variables(void *event_data, void *data) +{ + struct varpool_node *node; + tree init; + + FOR_EACH_VARIABLE(node) { + tree var = NODE_DECL(node); + init = DECL_INITIAL(var); + if (init == NULL_TREE) + continue; + + if (TREE_CODE(init) != CONSTRUCTOR) + continue; + + check_bad_casts_in_constructor(var, init); + } +} + +static bool dominated_by_is_err(const_tree rhs, basic_block bb) +{ + basic_block dom; + gimple dom_stmt; + gimple call_stmt; + const_tree dom_lhs; + const_tree poss_is_err_cond; + const_tree poss_is_err_func; + const_tree is_err_arg; + + dom = get_immediate_dominator(CDI_DOMINATORS, bb); + if (!dom) + return false; + + dom_stmt = last_stmt(dom); + if (!dom_stmt) + return false; + + if (gimple_code(dom_stmt) != GIMPLE_COND) + return false; + + if (gimple_cond_code(dom_stmt) != NE_EXPR) + return false; + + if (!integer_zerop(gimple_cond_rhs(dom_stmt))) + return false; + + poss_is_err_cond = gimple_cond_lhs(dom_stmt); + + if (TREE_CODE(poss_is_err_cond) != SSA_NAME) + return false; + + call_stmt = SSA_NAME_DEF_STMT(poss_is_err_cond); + + if (gimple_code(call_stmt) != GIMPLE_CALL) + return false; + + dom_lhs = gimple_get_lhs(call_stmt); + poss_is_err_func = gimple_call_fndecl(call_stmt); + if (!poss_is_err_func) + return false; + if (dom_lhs != poss_is_err_cond) + return false; + if (strcmp(DECL_NAME_POINTER(poss_is_err_func), "IS_ERR")) + return false; + + is_err_arg = gimple_call_arg(call_stmt, 0); + if (!is_err_arg) + return false; + + if (is_err_arg != rhs) + return false; + + return true; +} + +static void handle_local_var_initializers(void) +{ + tree var; + unsigned int i; + + FOR_EACH_LOCAL_DECL(cfun, i, var) { + tree init = DECL_INITIAL(var); + if (!init) + continue; + if (TREE_CODE(init) != CONSTRUCTOR) + continue; + check_bad_casts_in_constructor(var, init); + } +} + +/* + * iterate over all statements to find "bad" casts: + * those where the address of the start of a structure is cast + * to a pointer of a structure of a different type, or a + * structure pointer type is cast to a different structure pointer type + */ +static unsigned int find_bad_casts(void) +{ + basic_block bb; + + handle_local_var_initializers(); + + FOR_EACH_BB_FN(bb, cfun) { + gimple_stmt_iterator gsi; + + for (gsi = gsi_start_bb(bb); !gsi_end_p(gsi); gsi_next(&gsi)) { + gimple stmt; + const_tree lhs; + const_tree lhs_type; + const_tree rhs1; + const_tree rhs_type; + const_tree ptr_lhs_type; + const_tree ptr_rhs_type; + const_tree op0; + const_tree op0_type; + enum tree_code rhs_code; + + stmt = gsi_stmt(gsi); + +#ifdef __DEBUG_PLUGIN +#ifdef __DEBUG_VERBOSE + debug_gimple_stmt(stmt); + debug_tree(gimple_get_lhs(stmt)); +#endif +#endif + + if (gimple_code(stmt) != GIMPLE_ASSIGN) + continue; + +#ifdef __DEBUG_PLUGIN +#ifdef __DEBUG_VERBOSE + debug_tree(gimple_assign_rhs1(stmt)); +#endif +#endif + + rhs_code = gimple_assign_rhs_code(stmt); + + if (rhs_code != ADDR_EXPR && rhs_code != SSA_NAME) + continue; + + lhs = gimple_get_lhs(stmt); + lhs_type = TREE_TYPE(lhs); + rhs1 = gimple_assign_rhs1(stmt); + rhs_type = TREE_TYPE(rhs1); + + if (TREE_CODE(rhs_type) != POINTER_TYPE || + TREE_CODE(lhs_type) != POINTER_TYPE) + continue; + + ptr_lhs_type = TYPE_MAIN_VARIANT(strip_array_types(TYPE_MAIN_VARIANT(TREE_TYPE(lhs_type)))); + ptr_rhs_type = TYPE_MAIN_VARIANT(strip_array_types(TYPE_MAIN_VARIANT(TREE_TYPE(rhs_type)))); + + if (ptr_rhs_type == void_type_node) + continue; + + if (ptr_lhs_type == void_type_node) + continue; + + if (dominated_by_is_err(rhs1, bb)) + continue; + + if (TREE_CODE(ptr_rhs_type) != RECORD_TYPE) { +#ifndef __DEBUG_PLUGIN + if (lookup_attribute("randomize_performed", TYPE_ATTRIBUTES(ptr_lhs_type))) +#endif + inform(gimple_location(stmt), "found mismatched struct pointer types: %qT and %qT\n", ptr_lhs_type, ptr_rhs_type); + continue; + } + + if (rhs_code == SSA_NAME && ptr_lhs_type == ptr_rhs_type) + continue; + + if (rhs_code == ADDR_EXPR) { + op0 = TREE_OPERAND(rhs1, 0); + + if (op0 == NULL_TREE) + continue; + + if (TREE_CODE(op0) != VAR_DECL) + continue; + + op0_type = TYPE_MAIN_VARIANT(strip_array_types(TYPE_MAIN_VARIANT(TREE_TYPE(op0)))); + if (op0_type == ptr_lhs_type) + continue; + +#ifndef __DEBUG_PLUGIN + if (lookup_attribute("randomize_performed", TYPE_ATTRIBUTES(op0_type))) +#endif + inform(gimple_location(stmt), "found mismatched struct pointer types: %qT and %qT\n", ptr_lhs_type, op0_type); + } else { + const_tree ssa_name_var = SSA_NAME_VAR(rhs1); + /* skip bogus type casts introduced by container_of */ + if (ssa_name_var != NULL_TREE && DECL_NAME(ssa_name_var) && + !strcmp((const char *)DECL_NAME_POINTER(ssa_name_var), "__mptr")) + continue; +#ifndef __DEBUG_PLUGIN + if (lookup_attribute("randomize_performed", TYPE_ATTRIBUTES(ptr_rhs_type))) +#endif + inform(gimple_location(stmt), "found mismatched struct pointer types: %qT and %qT\n", ptr_lhs_type, ptr_rhs_type); + } + + } + } + return 0; +} + +#if BUILDING_GCC_VERSION >= 4009 +static const struct pass_data randomize_layout_bad_cast_data = { +#else +static struct gimple_opt_pass randomize_layout_bad_cast = { + .pass = { +#endif + .type = GIMPLE_PASS, + .name = "randomize_layout_bad_cast", +#if BUILDING_GCC_VERSION >= 4008 + .optinfo_flags = OPTGROUP_NONE, +#endif +#if BUILDING_GCC_VERSION >= 5000 +#elif BUILDING_GCC_VERSION >= 4009 + .has_gate = false, + .has_execute = true, +#else + .gate = NULL, + .execute = find_bad_casts, + .sub = NULL, + .next = NULL, + .static_pass_number = 0, +#endif + .tv_id = TV_NONE, + .properties_required = PROP_cfg, + .properties_provided = 0, + .properties_destroyed = 0, + .todo_flags_start = 0, + .todo_flags_finish = TODO_dump_func +#if BUILDING_GCC_VERSION < 4009 + } +#endif +}; + +#if BUILDING_GCC_VERSION >= 4009 +namespace { +class randomize_layout_bad_cast : public gimple_opt_pass { +public: + randomize_layout_bad_cast() : gimple_opt_pass(randomize_layout_bad_cast_data, g) {} +#if BUILDING_GCC_VERSION >= 5000 + virtual unsigned int execute(function *) { return find_bad_casts(); } +#else + unsigned int execute() { return find_bad_casts(); } +#endif +}; +} +#endif + +static struct opt_pass *make_randomize_layout_bad_cast(void) +{ +#if BUILDING_GCC_VERSION >= 4009 + return new randomize_layout_bad_cast(); +#else + return &randomize_layout_bad_cast.pass; +#endif +} + +int plugin_init(struct plugin_name_args *plugin_info, struct plugin_gcc_version *version) +{ + int i; + const char * const plugin_name = plugin_info->base_name; + const int argc = plugin_info->argc; + const struct plugin_argument * const argv = plugin_info->argv; + bool enable = true; + int obtained_seed = 0; + struct register_pass_info randomize_layout_bad_cast_info; + + randomize_layout_bad_cast_info.pass = make_randomize_layout_bad_cast(); + randomize_layout_bad_cast_info.reference_pass_name = "ssa"; + randomize_layout_bad_cast_info.ref_pass_instance_number = 1; + randomize_layout_bad_cast_info.pos_op = PASS_POS_INSERT_AFTER; + + if (!plugin_default_version_check(version, &gcc_version)) { + error(G_("incompatible gcc/plugin versions")); + return 1; + } + + if (strncmp(lang_hooks.name, "GNU C", 5) && !strncmp(lang_hooks.name, "GNU C+", 6)) { + inform(UNKNOWN_LOCATION, G_("%s supports C only, not %s"), plugin_name, lang_hooks.name); + enable = false; + } + + for (i = 0; i < argc; ++i) { + if (!strcmp(argv[i].key, "disable")) { + enable = false; + continue; + } + if (!strcmp(argv[i].key, "performance-mode")) { + performance_mode = 1; + continue; + } + error(G_("unkown option '-fplugin-arg-%s-%s'"), plugin_name, argv[i].key); + } + + if (strlen(randstruct_seed) != 64) { + error(G_("invalid seed value supplied for %s plugin"), plugin_name); + return 1; + } + obtained_seed = sscanf(randstruct_seed, "%016llx%016llx%016llx%016llx", + &shuffle_seed[0], &shuffle_seed[1], &shuffle_seed[2], &shuffle_seed[3]); + if (obtained_seed != 4) { + error(G_("Invalid seed supplied for %s plugin"), plugin_name); + return 1; + } + + register_callback(plugin_name, PLUGIN_INFO, NULL, &randomize_layout_plugin_info); + if (enable) { + register_callback(plugin_name, PLUGIN_ALL_IPA_PASSES_START, check_global_variables, NULL); + register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &randomize_layout_bad_cast_info); + register_callback(plugin_name, PLUGIN_FINISH_TYPE, finish_type, NULL); + register_callback(plugin_name, PLUGIN_FINISH_DECL, randomize_layout_finish_decl, NULL); + } + register_callback(plugin_name, PLUGIN_ATTRIBUTES, register_attributes, NULL); + + return 0; +} diff --git a/tools/gcc/size_overflow_plugin/.gitignore b/tools/gcc/size_overflow_plugin/.gitignore new file mode 100644 index 0000000..c4b24b9 --- /dev/null +++ b/tools/gcc/size_overflow_plugin/.gitignore @@ -0,0 +1,3 @@ +disable_size_overflow_hash.h +size_overflow_hash.h +size_overflow_hash_aux.h diff --git a/tools/gcc/size_overflow_plugin/Makefile b/tools/gcc/size_overflow_plugin/Makefile new file mode 100644 index 0000000..f74d85a --- /dev/null +++ b/tools/gcc/size_overflow_plugin/Makefile @@ -0,0 +1,28 @@ +HOST_EXTRACXXFLAGS += $(call hostcc-option, -fno-ipa-icf) + +$(HOSTLIBS)-$(CONFIG_PAX_SIZE_OVERFLOW) += size_overflow_plugin.so +always := $($(HOSTLIBS)-y) + +size_overflow_plugin-objs := $(patsubst $(srctree)/$(src)/%.c,%.o,$(wildcard $(srctree)/$(src)/*.c)) + +$(patsubst $(srctree)/$(src)/%.c,$(obj)/%.o,$(wildcard $(srctree)/$(src)/*.c)): $(objtree)/$(obj)/size_overflow_hash.h $(objtree)/$(obj)/size_overflow_hash_aux.h $(objtree)/$(obj)/disable_size_overflow_hash.h + +quiet_cmd_build_size_overflow_hash = GENHASH $@ + cmd_build_size_overflow_hash = \ + $(CONFIG_SHELL) $(srctree)/$(src)/generate_size_overflow_hash.sh -s size_overflow_hash -d $< -o $@ +$(objtree)/$(obj)/size_overflow_hash.h: $(src)/size_overflow_hash.data FORCE + $(call if_changed,build_size_overflow_hash) + +quiet_cmd_build_size_overflow_hash_aux = GENHASH $@ + cmd_build_size_overflow_hash_aux = \ + $(CONFIG_SHELL) $(srctree)/$(src)/generate_size_overflow_hash.sh -s size_overflow_hash_aux -d $< -o $@ +$(objtree)/$(obj)/size_overflow_hash_aux.h: $(src)/size_overflow_hash_aux.data FORCE + $(call if_changed,build_size_overflow_hash_aux) + +quiet_cmd_build_disable_size_overflow_hash = GENHASH $@ + cmd_build_disable_size_overflow_hash = \ + $(CONFIG_SHELL) $(srctree)/$(src)/generate_size_overflow_hash.sh -s disable_size_overflow_hash -d $< -o $@ +$(objtree)/$(obj)/disable_size_overflow_hash.h: $(src)/disable_size_overflow_hash.data FORCE + $(call if_changed,build_disable_size_overflow_hash) + +targets += size_overflow_hash.h size_overflow_hash_aux.h disable_size_overflow_hash.h diff --git a/tools/gcc/size_overflow_plugin/disable_size_overflow_hash.data b/tools/gcc/size_overflow_plugin/disable_size_overflow_hash.data new file mode 100644 index 0000000..5276d6e --- /dev/null +++ b/tools/gcc/size_overflow_plugin/disable_size_overflow_hash.data @@ -0,0 +1,12433 @@ +disable_so_interrupt_pnode_gru_message_queue_desc_4 interrupt_pnode gru_message_queue_desc 0 4 NULL +disable_so_bch_btree_insert_fndecl_12 bch_btree_insert fndecl 0 12 NULL +disable_so_macvlan_sync_address_fndecl_22 macvlan_sync_address fndecl 0 22 NULL nohasharray +disable_so_sil_iowrite8_fndecl_22 sil_iowrite8 fndecl 3-2 22 &disable_so_macvlan_sync_address_fndecl_22 +disable_so_addr_to_user_sctp_pf_23 addr_to_user sctp_pf 0 23 NULL nohasharray +disable_so_signalquality_rtl_stats_23 signalquality rtl_stats 0 23 &disable_so_addr_to_user_sctp_pf_23 +disable_so_sem_otime_semid64_ds_29 sem_otime semid64_ds 0 29 NULL +disable_so_rec8b_ide_timing_33 rec8b ide_timing 0 33 NULL +disable_so_stime_task_struct_41 stime task_struct 0 41 NULL nohasharray +disable_so_ulist_rbtree_search_fndecl_41 ulist_rbtree_search fndecl 2 41 &disable_so_stime_task_struct_41 +disable_so_pfuze100_set_ramp_delay_fndecl_52 pfuze100_set_ramp_delay fndecl 0-2 52 NULL +disable_so_make_sockaddr_fndecl_54 make_sockaddr fndecl 2 54 NULL +disable_so_mmap_min_addr_vardecl_56 mmap_min_addr vardecl 0 56 NULL nohasharray +disable_so_mwl8k_cmd_get_watchdog_bitmap_fndecl_56 mwl8k_cmd_get_watchdog_bitmap fndecl 0 56 &disable_so_mmap_min_addr_vardecl_56 +disable_so_panel_power_down_delay_cdv_intel_dp_59 panel_power_down_delay cdv_intel_dp 0 59 NULL +disable_so_max_ref_div_radeon_pll_60 max_ref_div radeon_pll 0 60 NULL +disable_so_penirq_recheck_delay_usecs_ads7846_81 penirq_recheck_delay_usecs ads7846 0 81 NULL +disable_so_cobalt_query_dv_timings_fndecl_82 cobalt_query_dv_timings fndecl 0 82 NULL +disable_so_timeout_slgt_info_83 timeout slgt_info 0 83 NULL +disable_so_radio_syn_reserved_addr28_b43_nphy_channeltab_entry_rev3_92 radio_syn_reserved_addr28 b43_nphy_channeltab_entry_rev3 0 92 NULL +disable_so_vsc824x_ack_interrupt_fndecl_109 vsc824x_ack_interrupt fndecl 0 109 NULL +disable_so_scan_timing_sh_keysc_info_117 scan_timing sh_keysc_info 0 117 NULL +disable_so_cp_table_gpu_addr_radeon_rlc_124 cp_table_gpu_addr radeon_rlc 0 124 NULL +disable_so_mpihelp_mul_karatsuba_case_fndecl_125 mpihelp_mul_karatsuba_case fndecl 3-5 125 NULL nohasharray +disable_so_g84_cipher_object_ctor_fndecl_125 g84_cipher_object_ctor fndecl 0 125 &disable_so_mpihelp_mul_karatsuba_case_fndecl_125 +disable_so_current_nat_addr_fndecl_130 current_nat_addr fndecl 0-2 130 NULL +disable_so_qla2x00_gid_pt_rsp_size_fndecl_134 qla2x00_gid_pt_rsp_size fndecl 0 134 NULL +disable_so_zd_check_signal_fndecl_139 zd_check_signal fndecl 0-2 139 NULL +disable_so_qlcnic_83xx_interrupt_test_fndecl_160 qlcnic_83xx_interrupt_test fndecl 0 160 NULL +disable_so_show_cpu_clock_sel_fndecl_161 show_cpu_clock_sel fndecl 0 161 NULL +disable_so_zd_usb_iowrite16v_async_fndecl_163 zd_usb_iowrite16v_async fndecl 3 163 NULL +disable_so_si_get_mclk_frequency_ratio_fndecl_169 si_get_mclk_frequency_ratio fndecl 0-1 169 NULL +disable_so_vactive_vblank_hi_detailed_pixel_timing_173 vactive_vblank_hi detailed_pixel_timing 0 173 NULL +disable_so_ecryptfs_hash_bits_vardecl_messaging_c_174 ecryptfs_hash_bits vardecl_messaging.c 0 174 NULL +disable_so_addr_efx_endpoint_page_189 addr efx_endpoint_page 0 189 NULL +disable_so_uptime_proc_open_fndecl_190 uptime_proc_open fndecl 0 190 NULL +disable_so_mtrr_tom2_vardecl_198 mtrr_tom2 vardecl 0 198 NULL +disable_so_addr_sh_eth_txdesc_201 addr sh_eth_txdesc 0 201 NULL +disable_so_ocfs2_info_handle_uuid_fndecl_202 ocfs2_info_handle_uuid fndecl 0 202 NULL +disable_so_nf_oaktrail_hdmi_clock_216 nf oaktrail_hdmi_clock 0 216 NULL +disable_so_cpufreq_p4_setdc_fndecl_226 cpufreq_p4_setdc fndecl 1-2 226 NULL +disable_so_ieee80211_aes_ccm_decrypt_fndecl_227 ieee80211_aes_ccm_decrypt fndecl 0-5-7 227 NULL +disable_so_l1oip_4bit_to_law_fndecl_247 l1oip_4bit_to_law fndecl 0-2 247 NULL +disable_so_tune_timeout_vardecl_radio_si470x_common_c_250 tune_timeout vardecl_radio-si470x-common.c 0 250 NULL +disable_so_ieee80211_aes_cmac_key_setup_fndecl_254 ieee80211_aes_cmac_key_setup fndecl 2 254 NULL +disable_so_padlock_sha1_finup_fndecl_258 padlock_sha1_finup fndecl 0 258 NULL +disable_so_iwl_dbgfs_interrupt_read_fndecl_261 iwl_dbgfs_interrupt_read fndecl 3-0 261 NULL +disable_so_c2_del_addr_fndecl_280 c2_del_addr fndecl 2-3 280 NULL +disable_so_get_systime_stmmac_hwtimestamp_281 get_systime stmmac_hwtimestamp 0 281 NULL +disable_so_xfrm_flowi_saddr_fndecl_287 xfrm_flowi_saddr fndecl 2 287 NULL +disable_so_lifetime_route_info_291 lifetime route_info 0 291 NULL +disable_so_mtime_cifs_unix_set_info_args_293 mtime cifs_unix_set_info_args 0 293 NULL +disable_so_sense_addr_mscp_296 sense_addr mscp 0 296 NULL +disable_so_module_addr_max_rx_vardecl_module_c_304 module_addr_max_rx vardecl_module.c 0 304 NULL +disable_so_cy8ctmg110_set_sleepmode_fndecl_309 cy8ctmg110_set_sleepmode fndecl 0 309 NULL +disable_so_signal_cck_phy_hdr_312 signal cck_phy_hdr 0 312 NULL +disable_so_i915_ring_freq_table_fndecl_313 i915_ring_freq_table fndecl 0 313 NULL +disable_so_vga16fb_clock_chip_fndecl_316 vga16fb_clock_chip fndecl 2 316 NULL +disable_so_abituguru_send_address_fndecl_319 abituguru_send_address fndecl 3 319 NULL +disable_so_err_hci_request_321 err hci_request 0 321 NULL +disable_so_timeout_sg_io_hdr_322 timeout sg_io_hdr 0 322 NULL +disable_so_crypto_aead_maxauthsize_fndecl_331 crypto_aead_maxauthsize fndecl 0 331 NULL +disable_so_gru_first_node_paddr_vardecl_x2apic_uv_x_c_335 gru_first_node_paddr vardecl_x2apic_uv_x.c 0 335 NULL +disable_so_bitmap_subset_fndecl_340 bitmap_subset fndecl 3 340 NULL +disable_so_intr_timer_vnic_fc_config_342 intr_timer vnic_fc_config 0 342 NULL +disable_so_abort_timeout_iscsi_session_343 abort_timeout iscsi_session 0 343 NULL +disable_so_crypto_authenc_esn_verify_fndecl_345 crypto_authenc_esn_verify fndecl 0 345 NULL +disable_so_dn_hash_dump_zone_fndecl_347 dn_hash_dump_zone fndecl 0 347 NULL +disable_so_new_center_freq_seg0_ieee80211_wide_bw_chansw_ie_350 new_center_freq_seg0 ieee80211_wide_bw_chansw_ie 0 350 NULL +disable_so_ata_probe_timeout_vardecl_libata_core_c_353 ata_probe_timeout vardecl_libata-core.c 0 353 NULL +disable_so_posix_cpu_clock_get_fndecl_354 posix_cpu_clock_get fndecl 1 354 NULL +disable_so_ivtv_msleep_timeout_fndecl_356 ivtv_msleep_timeout fndecl 1 356 NULL nohasharray +disable_so_wrmsrl_amd_safe_fndecl_356 wrmsrl_amd_safe fndecl 0 356 &disable_so_ivtv_msleep_timeout_fndecl_356 +disable_so_bp_tss_segment_16_362 bp tss_segment_16 0 362 NULL +disable_so_btree_level_jset_372 btree_level jset 0 372 NULL +disable_so_addr_mlx5_wqe_data_seg_376 addr mlx5_wqe_data_seg 0 376 NULL +disable_so_pos_encryptor_desc_380 pos encryptor_desc 0 380 NULL +disable_so_des4_idmac_desc_64addr_382 des4 idmac_desc_64addr 0 382 NULL +disable_so_huptimer_isdn_net_local_s_386 huptimer isdn_net_local_s 0 386 NULL +disable_so_ali_settimer_fndecl_390 ali_settimer fndecl 1 390 NULL +disable_so_show_constraint_time_window_us_fndecl_393 show_constraint_time_window_us fndecl 0 393 NULL nohasharray +disable_so_queue_con_delay_fndecl_393 queue_con_delay fndecl 2 393 &disable_so_show_constraint_time_window_us_fndecl_393 +disable_so_btrfs_insert_delayed_item_fndecl_394 btrfs_insert_delayed_item fndecl 0 394 NULL nohasharray +disable_so_reg_w_fndecl_394 reg_w fndecl 3 394 &disable_so_btrfs_insert_delayed_item_fndecl_394 +disable_so_liquidio_ptp_adjfreq_fndecl_396 liquidio_ptp_adjfreq fndecl 2 396 NULL +disable_so_freq_dvbt_set_parameters_msg_404 freq dvbt_set_parameters_msg 0 404 NULL +disable_so_uid_btrfs_inode_item_419 uid btrfs_inode_item 0 419 NULL +disable_so_cuid_ipc64_perm_421 cuid ipc64_perm 0 421 NULL +disable_so_addr_nvkm_fb_tile_430 addr nvkm_fb_tile 0 430 NULL +disable_so_st_ctime_nsec_stat_435 st_ctime_nsec stat 0 435 NULL nohasharray +disable_so_end_seq_tcp_skb_cb_435 end_seq tcp_skb_cb 0 435 &disable_so_st_ctime_nsec_stat_435 +disable_so_ttime_samples_cfq_ttime_442 ttime_samples cfq_ttime 0 442 NULL +disable_so_snd_timer_interrupt_fndecl_465 snd_timer_interrupt fndecl 2 465 NULL +disable_so_min_img_ir_timing_range_466 min img_ir_timing_range 0 466 NULL +disable_so_freq_wmi_cancel_remain_on_chnl_event_472 freq wmi_cancel_remain_on_chnl_event 0 472 NULL +disable_so_prism54_set_mac_address_fndecl_477 prism54_set_mac_address fndecl 0 477 NULL +disable_so_ccp_run_xts_aes_cmd_fndecl_481 ccp_run_xts_aes_cmd fndecl 0 481 NULL +disable_so_queue_time_cqm_rmid_entry_485 queue_time cqm_rmid_entry 0 485 NULL +disable_so_hpi_sample_clock_query_local_rate_fndecl_487 hpi_sample_clock_query_local_rate fndecl 1-0 487 NULL +disable_so_bcma_chipco_get_alp_clock_fndecl_488 bcma_chipco_get_alp_clock fndecl 0 488 NULL +disable_so_musb_read_txhubaddr_fndecl_495 musb_read_txhubaddr fndecl 2-0 495 NULL +disable_so_timestamp_discovery_state_508 timestamp discovery_state 0 508 NULL +disable_so_autosleep_show_fndecl_509 autosleep_show fndecl 0 509 NULL +disable_so_dx_major_hash_ocfs2_dx_entry_517 dx_major_hash ocfs2_dx_entry 0 517 NULL +disable_so_rhashtable_insert_slow_fndecl_525 rhashtable_insert_slow fndecl 0 525 NULL +disable_so_vaddr_page_fndecl_526 vaddr_page fndecl 0 526 NULL +disable_so_apei_check_mce_fndecl_561 apei_check_mce fndecl 0 561 NULL +disable_so_cifs_convert_address_fndecl_567 cifs_convert_address fndecl 3 567 NULL +disable_so_nla_put_be32_fndecl_572 nla_put_be32 fndecl 0-3 572 NULL +disable_so_dn_username2sockaddr_fndecl_573 dn_username2sockaddr fndecl 0-2 573 NULL +disable_so_compat_sys_timer_settime_fndecl_577 compat_sys_timer_settime fndecl 1 577 NULL +disable_so_hash_extent_data_ref_fndecl_581 hash_extent_data_ref fndecl 0-1-2-3 581 NULL +disable_so_addr_buffer1_cmd_desc_type0_591 addr_buffer1 cmd_desc_type0 0 591 NULL +disable_so_acpi_os_prepare_extended_sleep_fndecl_597 acpi_os_prepare_extended_sleep fndecl 0-2 597 NULL +disable_so_mdio_addr_port_info_608 mdio_addr port_info 0 608 NULL +disable_so_dl_runtime_dl_bandwidth_609 dl_runtime dl_bandwidth 0 609 NULL +disable_so_sense_addr_asc_scsiq_1_628 sense_addr asc_scsiq_1 0 628 NULL +disable_so_x86_cache_max_rmid_cpuinfo_x86_631 x86_cache_max_rmid cpuinfo_x86 0 631 NULL +disable_so_wm8978_set_dai_clkdiv_fndecl_638 wm8978_set_dai_clkdiv fndecl 3-0 638 NULL +disable_so_new_cpufreq_freqs_646 new cpufreq_freqs 0 646 NULL +disable_so_max_offchan_duration_iwl_tdls_channel_switch_timing_649 max_offchan_duration iwl_tdls_channel_switch_timing 0 649 NULL +disable_so_i_ctime_nsec_ocfs2_dinode_657 i_ctime_nsec ocfs2_dinode 0 657 NULL +disable_so_req_dma_addr_generic_pdu_resc_661 req_dma_addr generic_pdu_resc 0 661 NULL +disable_so_minor_hash_fname_673 minor_hash fname 0 673 NULL +disable_so_sprintf_temp_from_reg_fndecl_675 sprintf_temp_from_reg fndecl 0-3 675 NULL +disable_so_cpu_freq_to_power_fndecl_677 cpu_freq_to_power fndecl 0-2 677 NULL +disable_so_timbradio_vidioc_s_frequency_fndecl_688 timbradio_vidioc_s_frequency fndecl 0 688 NULL +disable_so_target_bfa_bsg_rport_scsi_addr_s_690 target bfa_bsg_rport_scsi_addr_s 0 690 NULL +disable_so_cs_addr_snd_ak4xxx_private_693 cs_addr snd_ak4xxx_private 0 693 NULL +disable_so_s3_set_pixclock_fndecl_694 s3_set_pixclock fndecl 2 694 NULL +disable_so_write_gracetime_fndecl_705 write_gracetime fndecl 0 705 NULL +disable_so_smack_task_getpgid_fndecl_708 smack_task_getpgid fndecl 0 708 NULL +disable_so_wl1251_acx_service_period_timeout_fndecl_709 wl1251_acx_service_period_timeout fndecl 0 709 NULL +disable_so_gid_ubifs_ino_node_712 gid ubifs_ino_node 0 712 NULL +disable_so___sony_nc_kbd_backlight_timeout_set_fndecl_713 __sony_nc_kbd_backlight_timeout_set fndecl 1 713 NULL +disable_so_watchdog_init_timeout_fndecl_721 watchdog_init_timeout fndecl 2 721 NULL +disable_so_led_on_time_adp8870_backlight_platform_data_723 led_on_time adp8870_backlight_platform_data 0 723 NULL +disable_so_txhubaddr_musb_csr_regs_727 txhubaddr musb_csr_regs 0 727 NULL +disable_so_flexonenand_addr_fndecl_731 flexonenand_addr fndecl 0-2 731 NULL +disable_so_scan_timestamp_local_info_733 scan_timestamp local_info 0 733 NULL +disable_so_brcmf_dongle_scantime_fndecl_735 brcmf_dongle_scantime fndecl 2-3-4-0 735 NULL +disable_so_pg_delay_d_vardecl_pktgen_c_748 pg_delay_d vardecl_pktgen.c 0 748 NULL +disable_so_current_sit_addr_fndecl_752 current_sit_addr fndecl 0-2 752 NULL +disable_so_mix_msr_src_node_conf_t_769 mix_msr src_node_conf_t 0 769 NULL +disable_so_sha1_mb_async_final_fndecl_780 sha1_mb_async_final fndecl 0 780 NULL +disable_so_dma_addr_ipw2100_rx_packet_785 dma_addr ipw2100_rx_packet 0 785 NULL +disable_so_addrHigh_lpfc_pde7_802 addrHigh lpfc_pde7 0 802 NULL +disable_so_frequency_cpufreq_frequency_table_805 frequency cpufreq_frequency_table 0 805 NULL +disable_so_timer_int_req_nes_device_806 timer_int_req nes_device 0 806 NULL +disable_so_if_freq_mxl5005s_config_819 if_freq mxl5005s_config 0 819 NULL +disable_so_radix_tree_lookup_fndecl_821 radix_tree_lookup fndecl 2 821 NULL +disable_so_subdivision_dma_buffparms_826 subdivision dma_buffparms 0 826 NULL +disable_so_HYPERVISOR_event_channel_op_fndecl_838 HYPERVISOR_event_channel_op fndecl 0 838 NULL +disable_so_dm_jiffies_to_msec64_fndecl_843 dm_jiffies_to_msec64 fndecl 1-0 843 NULL +disable_so_trim_bitmaps_fndecl_845 trim_bitmaps fndecl 0-3-4-5 845 NULL +disable_so_cg_spll_spread_spectrum_2_ni_clock_registers_846 cg_spll_spread_spectrum_2 ni_clock_registers 0 846 NULL +disable_so_xfs_btree_increment_fndecl_856 xfs_btree_increment fndecl 0 856 NULL nohasharray +disable_so_xfs_btree_ptr_offset_fndecl_856 xfs_btree_ptr_offset fndecl 0-2 856 &disable_so_xfs_btree_increment_fndecl_856 +disable_so_put_unaligned_be32_fndecl_861 put_unaligned_be32 fndecl 1 861 NULL +disable_so_acpi_os_map_generic_address_fndecl_862 acpi_os_map_generic_address fndecl 0 862 NULL +disable_so_mpll_func_cntl_1_ci_clock_registers_864 mpll_func_cntl_1 ci_clock_registers 0 864 NULL +disable_so_buffer_warning_time_budget_870 buffer_warning_time budget 0 870 NULL +disable_so_imr_sourceaddr_ip_mreq_source_875 imr_sourceaddr ip_mreq_source 0 875 NULL +disable_so_msi2500_s_frequency_fndecl_879 msi2500_s_frequency fndecl 0 879 NULL +disable_so_tx_bd_haddr_hi_bnx2_tx_bd_881 tx_bd_haddr_hi bnx2_tx_bd 0 881 NULL +disable_so_wmi_addr_fndecl_882 wmi_addr fndecl 2 882 NULL +disable_so_rt6_info_hash_nhsfn_fndecl_886 rt6_info_hash_nhsfn fndecl 0-1 886 NULL +disable_so_snd_seq_oss_timer_stop_fndecl_904 snd_seq_oss_timer_stop fndecl 0 904 NULL +disable_so_addr_lo_rx_desc_909 addr_lo rx_desc 0 909 NULL +disable_so_bx_tss_segment_16_926 bx tss_segment_16 0 926 NULL +disable_so_inactive_time_station_info_927 inactive_time station_info 0 927 NULL +disable_so_last_reset_jiffies_iwl_rf_reset_931 last_reset_jiffies iwl_rf_reset 0 931 NULL +disable_so_shm_dtime_shmid64_ds_943 shm_dtime shmid64_ds 0 943 NULL +disable_so_autosleep_store_fndecl_949 autosleep_store fndecl 0-4 949 NULL nohasharray +disable_so_sit_base_addr_sit_info_949 sit_base_addr sit_info 0 949 &disable_so_autosleep_store_fndecl_949 +disable_so_ageing_time_net_bridge_957 ageing_time net_bridge 0 957 NULL +disable_so_set_frequency_shifter_fndecl_959 set_frequency_shifter fndecl 0-2-3 959 NULL +disable_so_pci_bus_vardecl_bkm_a8_c_960 pci_bus vardecl_bkm_a8.c 0 960 NULL +disable_so_i_uid_ext2_inode_963 i_uid ext2_inode 0 963 NULL +disable_so_cpufreq_cpu_get_fndecl_965 cpufreq_cpu_get fndecl 1 965 NULL +disable_so_tsc_offset_vmcb_control_area_968 tsc_offset vmcb_control_area 0 968 NULL +disable_so_read_addr_qla8044_minidump_entry_rdmem_977 read_addr qla8044_minidump_entry_rdmem 0 977 NULL +disable_so_addr1_nphy_rf_control_override_rev2_978 addr1 nphy_rf_control_override_rev2 0 978 NULL +disable_so_qdisc_class_hash_fndecl_982 qdisc_class_hash fndecl 0-1-2 982 NULL +disable_so_crypto_register_ahash_fndecl_984 crypto_register_ahash fndecl 0 984 NULL +disable_so_addr_unlock2_cfi_private_989 addr_unlock2 cfi_private 0 989 NULL +disable_so_calc_baud_rate_divisor_fndecl_995 calc_baud_rate_divisor fndecl 2 995 NULL +disable_so_scsi_runtime_suspend_fndecl_1008 scsi_runtime_suspend fndecl 0 1008 NULL +disable_so_gran_sizek_var_mtrr_state_1012 gran_sizek var_mtrr_state 0 1012 NULL +disable_so_ax25_uid_info_open_fndecl_1028 ax25_uid_info_open fndecl 0 1028 NULL +disable_so_sh_mmcif_clock_control_fndecl_1029 sh_mmcif_clock_control fndecl 2 1029 NULL +disable_so_SYSC_setresgid_fndecl_1032 SYSC_setresgid fndecl 0 1032 NULL +disable_so_f1x_lookup_addr_in_dct_fndecl_1033 f1x_lookup_addr_in_dct fndecl 0-1-2-3 1033 NULL +disable_so_ufshcd_pci_runtime_suspend_fndecl_1044 ufshcd_pci_runtime_suspend fndecl 0 1044 NULL +disable_so_rme9652_set_interrupt_interval_fndecl_1049 rme9652_set_interrupt_interval fndecl 2 1049 NULL +disable_so_kgdb_validate_break_address_fndecl_1055 kgdb_validate_break_address fndecl 0 1055 NULL +disable_so_cp_mqd_base_addr_hi_hqd_registers_1058 cp_mqd_base_addr_hi hqd_registers 0 1058 NULL +disable_so_serial8250_get_divisor_fndecl_1063 serial8250_get_divisor fndecl 2-0 1063 NULL +disable_so_mpll_func_cntl_ci_clock_registers_1072 mpll_func_cntl ci_clock_registers 0 1072 NULL +disable_so_dma_addr_iser_tx_desc_1074 dma_addr iser_tx_desc 0 1074 NULL nohasharray +disable_so_fail_addr_erase_info_1074 fail_addr erase_info 0 1074 &disable_so_dma_addr_iser_tx_desc_1074 +disable_so_timeout_static_key_deferred_1078 timeout static_key_deferred 0 1078 NULL +disable_so_uid_vardecl_initramfs_c_1083 uid vardecl_initramfs.c 0 1083 NULL +disable_so_amdgpu_mm_rreg_fndecl_1084 amdgpu_mm_rreg fndecl 0-2 1084 NULL +disable_so_hash_ip6_expire_fndecl_1088 hash_ip6_expire fndecl 4 1088 NULL +disable_so_addr_buffer4_cmd_desc_type0_1089 addr_buffer4 cmd_desc_type0 0 1089 NULL +disable_so__snd_hdac_read_parm_fndecl_1100 _snd_hdac_read_parm fndecl 3-2-0 1100 NULL +disable_so_mlx5_query_mad_ifc_gids_fndecl_1101 mlx5_query_mad_ifc_gids fndecl 0 1101 NULL +disable_so_dbgfs_prph_reg_addr_iwl_mvm_1102 dbgfs_prph_reg_addr iwl_mvm 0 1102 NULL +disable_so_cttimeout_default_fill_info_fndecl_1107 cttimeout_default_fill_info fndecl 4-3-6-0 1107 NULL +disable_so_expiry_time_cache_head_1108 expiry_time cache_head 0 1108 NULL +disable_so_dma_desc_set_addr_fndecl_1139 dma_desc_set_addr fndecl 3 1139 NULL +disable_so_addr_crb_addr_pair_1140 addr crb_addr_pair 0 1140 NULL +disable_so_sleep_dvb_tuner_ops_1155 sleep dvb_tuner_ops 0 1155 NULL +disable_so_info_for_irq_fndecl_1159 info_for_irq fndecl 1 1159 NULL +disable_so_mlx4_ib_find_real_gid_fndecl_1163 mlx4_ib_find_real_gid fndecl 2 1163 NULL +disable_so_timestamp_perf_cgroup_info_1168 timestamp perf_cgroup_info 0 1168 NULL +disable_so_mthca_QUERY_FW_fndecl_1176 mthca_QUERY_FW fndecl 0 1176 NULL +disable_so_fc_exch_set_addr_fndecl_1180 fc_exch_set_addr fndecl 2-3 1180 NULL +disable_so_rhashtable_rehash_chain_fndecl_1192 rhashtable_rehash_chain fndecl 2 1192 NULL +disable_so_own_addr_tipc_net_1206 own_addr tipc_net 0 1206 NULL +disable_so_ip6addrlbl_alloc_fndecl_1212 ip6addrlbl_alloc fndecl 4 1212 NULL +disable_so_nft_hash_init_fndecl_1216 nft_hash_init fndecl 0 1216 NULL +disable_so_max_freq_cpufreq_cpuinfo_1219 max_freq cpufreq_cpuinfo 0 1219 NULL +disable_so_spi_port_rcvhdr_tailaddr_ipath_base_info_1223 spi_port_rcvhdr_tailaddr ipath_base_info 0 1223 NULL +disable_so_ceph_vxattrcb_dir_rctime_fndecl_1240 ceph_vxattrcb_dir_rctime fndecl 3-0 1240 NULL +disable_so_cas_interrupt_fndecl_1242 cas_interrupt fndecl 1 1242 NULL nohasharray +disable_so_set_msr_hyperv_fndecl_1242 set_msr_hyperv fndecl 3 1242 &disable_so_cas_interrupt_fndecl_1242 +disable_so_mmc_rescan_try_freq_fndecl_1249 mmc_rescan_try_freq fndecl 2 1249 NULL +disable_so_rtsx_pci_write_be32_fndecl_1251 rtsx_pci_write_be32 fndecl 2-3 1251 NULL +disable_so_sum_sleep_runtime_sched_statistics_1253 sum_sleep_runtime sched_statistics 0 1253 NULL +disable_so_flags_pt_regs_1254 flags pt_regs 0 1254 NULL +disable_so_bug10934_timer_txc43128_data_1290 bug10934_timer txc43128_data 0 1290 NULL nohasharray +disable_so_rq_size_log2_t3_wq_1290 rq_size_log2 t3_wq 0 1290 &disable_so_bug10934_timer_txc43128_data_1290 +disable_so_do_sched_rt_period_timer_fndecl_1292 do_sched_rt_period_timer fndecl 2 1292 NULL +disable_so_db_dma_address_skd_special_context_1295 db_dma_address skd_special_context 0 1295 NULL +disable_so_time_stamp_hbq_dmabuf_1300 time_stamp hbq_dmabuf 0 1300 NULL +disable_so_print_vma_addr_fndecl_1312 print_vma_addr fndecl 2 1312 NULL +disable_so_max_acl_mac_addrs_wiphy_1316 max_acl_mac_addrs wiphy 0 1316 NULL +disable_so_shash_async_update_fndecl_1319 shash_async_update fndecl 0 1319 NULL +disable_so_programm_delay_vardecl_nandsim_c_1320 programm_delay vardecl_nandsim.c 0 1320 NULL +disable_so_stimescaled_task_struct_1330 stimescaled task_struct 0 1330 NULL nohasharray +disable_so_p_gma_clock_t_1330 p gma_clock_t 0 1330 &disable_so_stimescaled_task_struct_1330 +disable_so_bitmap_bytes_fndecl_1338 bitmap_bytes fndecl 0-1-2 1338 NULL +disable_so_max8649_enable_time_fndecl_1340 max8649_enable_time fndecl 0 1340 NULL +disable_so_sg_set_timeout_fndecl_1360 sg_set_timeout fndecl 0 1360 NULL +disable_so_mrp_join_time_vardecl_mrp_c_1361 mrp_join_time vardecl_mrp.c 0 1361 NULL +disable_so_queue_address_queue_properties_1364 queue_address queue_properties 0 1364 NULL +disable_so_adfs_unix2adfs_time_fndecl_1365 adfs_unix2adfs_time fndecl 2 1365 NULL nohasharray +disable_so_start_rmt_timer2_fndecl_1365 start_rmt_timer2 fndecl 2 1365 &disable_so_adfs_unix2adfs_time_fndecl_1365 +disable_so_qla2x00_gid_list_size_fndecl_1367 qla2x00_gid_list_size fndecl 0 1367 NULL nohasharray +disable_so_sr_get_phy_addr_fndecl_1367 sr_get_phy_addr fndecl 0 1367 &disable_so_qla2x00_gid_list_size_fndecl_1367 +disable_so_rb_subtree_last_anon_vma_chain_1370 rb_subtree_last anon_vma_chain 0 1370 NULL +disable_so_snd_soc_runtime_activate_fndecl_1372 snd_soc_runtime_activate fndecl 2 1372 NULL nohasharray +disable_so_gateway_ctrl_address_wil_fw_record_gateway_data4_1372 gateway_ctrl_address wil_fw_record_gateway_data4 0 1372 &disable_so_snd_soc_runtime_activate_fndecl_1372 +disable_so_timer_elsa_hw_1375 timer elsa_hw 0 1375 NULL nohasharray +disable_so_sched_setscheduler_fndecl_1375 sched_setscheduler fndecl 2-0 1375 &disable_so_timer_elsa_hw_1375 nohasharray +disable_so_bitmap_check_fndecl_1375 bitmap_check fndecl 3 1375 &disable_so_sched_setscheduler_fndecl_1375 +disable_so_pwr_wake_on_timer_exp_read_fndecl_1379 pwr_wake_on_timer_exp_read fndecl 3-0 1379 NULL +disable_so_prev_input_time_vardecl_sequencer_c_1380 prev_input_time vardecl_sequencer.c 0 1380 NULL +disable_so_mii_phy_addr_gem_1381 mii_phy_addr gem 0 1381 NULL +disable_so_snd_seq_queue_timer_set_tempo_fndecl_1388 snd_seq_queue_timer_set_tempo fndecl 1-2 1388 NULL +disable_so_efx_ef10_rx_enable_timestamping_fndecl_1394 efx_ef10_rx_enable_timestamping fndecl 0 1394 NULL +disable_so_xfrm_src_hash_fndecl_1398 xfrm_src_hash fndecl 0-4 1398 NULL +disable_so_set_pixclock_fndecl_1401 set_pixclock fndecl 2 1401 NULL +disable_so_start_dma_addr_vardecl_swiotlb_xen_c_1402 start_dma_addr vardecl_swiotlb-xen.c 0 1402 NULL +disable_so_pcm512x_set_dividers_fndecl_1412 pcm512x_set_dividers fndecl 0 1412 NULL +disable_so_frequency_tea5761_priv_1416 frequency tea5761_priv 0 1416 NULL +disable_so_ifa_flags_ifaddrmsg_1431 ifa_flags ifaddrmsg 0 1431 NULL +disable_so_last_queue_full_time_scsi_device_1432 last_queue_full_time scsi_device 0 1432 NULL +disable_so_dma_ops_reserve_addresses_fndecl_1438 dma_ops_reserve_addresses fndecl 2-3 1438 NULL +disable_so_reg_w_fndecl_1440 reg_w fndecl 4-0 1440 NULL +disable_so_tomoyo_check_inet_address_fndecl_1442 tomoyo_check_inet_address fndecl 0-2-3 1442 NULL +disable_so_is_oldclock_fndecl_1444 is_oldclock fndecl 1 1444 NULL +disable_so_width_latch_addr_flash_data_1448 width latch_addr_flash_data 0 1448 NULL +disable_so_tuner_address_ix2505v_config_1466 tuner_address ix2505v_config 0 1466 NULL +disable_so_alarm_setitimer_fndecl_1477 alarm_setitimer fndecl 1-0 1477 NULL +disable_so_enc28j60_rx_interrupt_fndecl_1478 enc28j60_rx_interrupt fndecl 0 1478 NULL +disable_so_i2c_address_xc4000_config_1488 i2c_address xc4000_config 0 1488 NULL +disable_so_dx_runtime_sc_1503 dx runtime_sc 0 1503 NULL +disable_so_tda827x_addr_tda8290_priv_1514 tda827x_addr tda8290_priv 0 1514 NULL +disable_so_addr_sym_tblmove_1540 addr sym_tblmove 0 1540 NULL +disable_so_cs_tss_segment_16_1560 cs tss_segment_16 0 1560 NULL +disable_so_demod_address_drxk_state_1562 demod_address drxk_state 0 1562 NULL +disable_so_enable_time_regulation_constraints_1573 enable_time regulation_constraints 0 1573 NULL nohasharray +disable_so_dma_addr_flexcop_usb_1573 dma_addr flexcop_usb 0 1573 &disable_so_enable_time_regulation_constraints_1573 +disable_so_dma_addr_cas_page_1575 dma_addr cas_page 0 1575 NULL +disable_so_start_read_delay_c_1578 start_read delay_c 0 1578 NULL +disable_so_complete_crypto_async_request_1579 complete crypto_async_request 2 1579 NULL +disable_so_cycles_2_us_fndecl_1583 cycles_2_us fndecl 0-1 1583 NULL +disable_so_pd_timeout_vardecl_pd_c_1584 pd_timeout vardecl_pd.c 0 1584 NULL +disable_so_last_end_request_cfq_ttime_1591 last_end_request cfq_ttime 0 1591 NULL +disable_so_addr_sky2_rx_le_1593 addr sky2_rx_le 0 1593 NULL +disable_so_tick_raw_sched_clock_data_1597 tick_raw sched_clock_data 0 1597 NULL +disable_so_if_freq_khz_pll_tab_1599 if_freq_khz pll_tab 0 1599 NULL +disable_so_set_clock_info_fndecl_1600 set_clock_info fndecl 0 1600 NULL +disable_so_bs_delay_cx24113_state_1602 bs_delay cx24113_state 0 1602 NULL +disable_so_address_atto_physical_region_description_1608 address atto_physical_region_description 0 1608 NULL +disable_so_jiffies_force_qs_rcu_state_1611 jiffies_force_qs rcu_state 0 1611 NULL +disable_so_mpll_ad_func_cntl_si_clock_registers_1615 mpll_ad_func_cntl si_clock_registers 0 1615 NULL +disable_so___new_c_uuid_parms_from_attrs_fndecl_1628 __new_c_uuid_parms_from_attrs fndecl 0 1628 NULL +disable_so___btree_sort_fndecl_1629 __btree_sort fndecl 4 1629 NULL +disable_so_crypto_authenc_encrypt_done_fndecl_1634 crypto_authenc_encrypt_done fndecl 2 1634 NULL +disable_so_uhci_submit_interrupt_fndecl_1635 uhci_submit_interrupt fndecl 0 1635 NULL +disable_so_es_tss_segment_16_1639 es tss_segment_16 0 1639 NULL +disable_so_addrHigh_sge_ieee1212_1649 addrHigh sge_ieee1212 0 1649 NULL +disable_so_btree_insert_level_fndecl_1651 btree_insert_level fndecl 6 1651 NULL +disable_so_calc_gus_envelope_time_fndecl_1653 calc_gus_envelope_time fndecl 1-2-3-0 1653 NULL +disable_so_rhashtable_shrink_fndecl_1657 rhashtable_shrink fndecl 0 1657 NULL +disable_so_jiffies_next_msi2500_state_1659 jiffies_next msi2500_state 0 1659 NULL +disable_so_di_gid_dinode_1663 di_gid dinode 0 1663 NULL +disable_so_address_drm_radeon_surface_alloc_1665 address drm_radeon_surface_alloc 0 1665 NULL +disable_so_nsec_btrfs_ioctl_timespec_1668 nsec btrfs_ioctl_timespec 0 1668 NULL +disable_so_uptime_sysinfo_1669 uptime sysinfo 0 1669 NULL +disable_so_timeout_mgmt_cp_add_advertising_1685 timeout mgmt_cp_add_advertising 0 1685 NULL nohasharray +disable_so_systime_fndecl_1685 systime fndecl 0 1685 &disable_so_timeout_mgmt_cp_add_advertising_1685 nohasharray +disable_so_addr0_ulptx_sgl_1685 addr0 ulptx_sgl 0 1685 &disable_so_systime_fndecl_1685 +disable_so_poll_timeout_irlap_cb_1688 poll_timeout irlap_cb 0 1688 NULL nohasharray +disable_so_tsc_irq_max8925_chip_1688 tsc_irq max8925_chip 0 1688 &disable_so_poll_timeout_irlap_cb_1688 +disable_so_pbl_addr_t3_swrq_1691 pbl_addr t3_swrq 0 1691 NULL +disable_so_ar_addr_qlc_83xx_quad_entry_1699 ar_addr qlc_83xx_quad_entry 0 1699 NULL +disable_so_min_freq_softlimit_intel_gen6_power_mgmt_1704 min_freq_softlimit intel_gen6_power_mgmt 0 1704 NULL +disable_so_spkt_family_sockaddr_pkt_1712 spkt_family sockaddr_pkt 0 1712 NULL +disable_so_timeout_vardecl_w83877f_wdt_c_1721 timeout vardecl_w83877f_wdt.c 0 1721 NULL +disable_so_nfs_map_gid_to_group_fndecl_1724 nfs_map_gid_to_group fndecl 4-0 1724 NULL +disable_so_iram_offset_sst_addr_1727 iram_offset sst_addr 0 1727 NULL +disable_so_mp_lapic_addr_vardecl_1729 mp_lapic_addr vardecl 0 1729 NULL +disable_so_apei_write_mce_fndecl_1731 apei_write_mce fndecl 0 1731 NULL +disable_so_spectrum_stv0900_signal_info_1736 spectrum stv0900_signal_info 0 1736 NULL +disable_so_hash_ipmark6_expire_fndecl_1741 hash_ipmark6_expire fndecl 4 1741 NULL +disable_so_r100_mm_rreg_slow_fndecl_1751 r100_mm_rreg_slow fndecl 2-0 1751 NULL +disable_so_gntdev_ioctl_get_offset_for_vaddr_fndecl_1754 gntdev_ioctl_get_offset_for_vaddr fndecl 0 1754 NULL +disable_so_cm36651_write_int_time_fndecl_1774 cm36651_write_int_time fndecl 0 1774 NULL +disable_so_dp_clock_radeon_connector_atom_dig_1775 dp_clock radeon_connector_atom_dig 0 1775 NULL nohasharray +disable_so_am79c_ack_interrupt_fndecl_1775 am79c_ack_interrupt fndecl 0 1775 &disable_so_dp_clock_radeon_connector_atom_dig_1775 +disable_so_phys_addr_qlcnic_host_tx_ring_1780 phys_addr qlcnic_host_tx_ring 0 1780 NULL nohasharray +disable_so_read_addr_qla83xx_minidump_entry_rdmux2_1780 read_addr qla83xx_minidump_entry_rdmux2 0 1780 &disable_so_phys_addr_qlcnic_host_tx_ring_1780 +disable_so_select_addr_1_qla83xx_minidump_entry_rdmux2_1790 select_addr_1 qla83xx_minidump_entry_rdmux2 0 1790 NULL +disable_so___padata_set_cpumasks_fndecl_1793 __padata_set_cpumasks fndecl 0 1793 NULL +disable_so_padlock_sha_init_fndecl_1815 padlock_sha_init fndecl 0 1815 NULL +disable_so_acpi_cpufreq_early_init_fndecl_1824 acpi_cpufreq_early_init fndecl 0 1824 NULL +disable_so_dst_addr_ioat_xor_descriptor_1835 dst_addr ioat_xor_descriptor 0 1835 NULL +disable_so_sadb_lifetime_bytes_sadb_lifetime_1836 sadb_lifetime_bytes sadb_lifetime 0 1836 NULL +disable_so_event_box_addr_wl1251_1839 event_box_addr wl1251 0 1839 NULL +disable_so_addr_ahci_sg_1848 addr ahci_sg 0 1848 NULL +disable_so_acct_timexpd_task_struct_1854 acct_timexpd task_struct 0 1854 NULL +disable_so_mkey_lease_timeout_ipath_ibdev_1856 mkey_lease_timeout ipath_ibdev 0 1856 NULL nohasharray +disable_so_paddr_idt77252_skb_prv_1856 paddr idt77252_skb_prv 0 1856 &disable_so_mkey_lease_timeout_ipath_ibdev_1856 +disable_so_timeout_dmatest_params_1857 timeout dmatest_params 0 1857 NULL +disable_so_cipso_v4_bitmap_setbit_fndecl_1861 cipso_v4_bitmap_setbit fndecl 2 1861 NULL +disable_so_sun6i_spi_runtime_resume_fndecl_1869 sun6i_spi_runtime_resume fndecl 0 1869 NULL +disable_so_shash_ahash_update_fndecl_1877 shash_ahash_update fndecl 0 1877 NULL +disable_so_ss_family___kernel_sockaddr_storage_1886 ss_family __kernel_sockaddr_storage 0 1886 NULL +disable_so_swap_time_bloom_pair_1898 swap_time bloom_pair 0 1898 NULL nohasharray +disable_so_blank_time_dce6_wm_params_1898 blank_time dce6_wm_params 0 1898 &disable_so_swap_time_bloom_pair_1898 +disable_so_btree_order_fndecl_1901 btree_order fndecl 0 1901 NULL +disable_so_sil_iowrite16_fndecl_1906 sil_iowrite16 fndecl 3-2 1906 NULL +disable_so_service_timer_period_i40e_pf_1923 service_timer_period i40e_pf 0 1923 NULL nohasharray +disable_so_address_acpi_resource_fixed_memory32_1923 address acpi_resource_fixed_memory32 0 1923 &disable_so_service_timer_period_i40e_pf_1923 +disable_so_paddr_dw_spi_1926 paddr dw_spi 0 1926 NULL +disable_so___audit_sockaddr_fndecl_1929 __audit_sockaddr fndecl 1 1929 NULL +disable_so_ieee80211_aes_gcm_key_setup_encrypt_fndecl_1936 ieee80211_aes_gcm_key_setup_encrypt fndecl 2 1936 NULL +disable_so_mce_chrdev_open_fndecl_1937 mce_chrdev_open fndecl 0 1937 NULL +disable_so_shadow_reg_phy_addr_ql3_adapter_1940 shadow_reg_phy_addr ql3_adapter 0 1940 NULL +disable_so_dma_addr_t3_cq_1953 dma_addr t3_cq 0 1953 NULL +disable_so_crypto_pcbc_decrypt_inplace_fndecl_1957 crypto_pcbc_decrypt_inplace fndecl 0 1957 NULL +disable_so_sw_reset_and_clock_fndecl_1963 sw_reset_and_clock fndecl 0 1963 NULL +disable_so_wp_next_time_fndecl_1967 wp_next_time fndecl 0-1 1967 NULL +disable_so_timer_expires_dev_pm_info_1979 timer_expires dev_pm_info 0 1979 NULL +disable_so_dll_cntl_si_clock_registers_1988 dll_cntl si_clock_registers 0 1988 NULL +disable_so_sysctl_x25_clear_request_timeout_vardecl_2007 sysctl_x25_clear_request_timeout vardecl 0 2007 NULL +disable_so___skb_complete_tx_timestamp_fndecl_2011 __skb_complete_tx_timestamp fndecl 3 2011 NULL +disable_so_st_ctime_compat_stat_2020 st_ctime compat_stat 0 2020 NULL +disable_so_ns_nongc_ctime_the_nilfs_2021 ns_nongc_ctime the_nilfs 0 2021 NULL +disable_so_slave_address_cp2112_write_read_req_report_2022 slave_address cp2112_write_read_req_report 0 2022 NULL +disable_so_beacon_timeout_ms_show_fndecl_2029 beacon_timeout_ms_show fndecl 0 2029 NULL +disable_so_daddr_lap_cb_2033 daddr lap_cb 0 2033 NULL +disable_so_next_txd_phys_addr_mwl8k_tx_desc_2040 next_txd_phys_addr mwl8k_tx_desc 0 2040 NULL +disable_so_tps65910_rtc_set_time_fndecl_2042 tps65910_rtc_set_time fndecl 0 2042 NULL +disable_so_address_sg_list_2047 address sg_list 0 2047 NULL +disable_so_r62_val_fc2580_freq_regs_2052 r62_val fc2580_freq_regs 0 2052 NULL +disable_so_atomic64_cmpxchg_fndecl_2053 atomic64_cmpxchg fndecl 0-2-3 2053 NULL +disable_so_delay_cfg80211_coalesce_rules_2055 delay cfg80211_coalesce_rules 0 2055 NULL +disable_so_addrconf_sysctl_register_fndecl_2065 addrconf_sysctl_register fndecl 0 2065 NULL nohasharray +disable_so_max_timeout_watchdog_device_2065 max_timeout watchdog_device 0 2065 &disable_so_addrconf_sysctl_register_fndecl_2065 +disable_so_gid_autofs_v5_packet_2071 gid autofs_v5_packet 0 2071 NULL +disable_so_ratio_t_rj54n1_clock_div_2081 ratio_t rj54n1_clock_div 0 2081 NULL +disable_so_compat_sys_signalfd4_fndecl_2082 compat_sys_signalfd4 fndecl 0-4 2082 NULL +disable_so_demod_address_ds3000_config_2084 demod_address ds3000_config 0 2084 NULL +disable_so_xfrm_flowi_addr_get_fndecl_2087 xfrm_flowi_addr_get fndecl 4 2087 NULL +disable_so_ts_delay_vardecl_ucb1400_ts_c_2088 ts_delay vardecl_ucb1400_ts.c 0 2088 NULL +disable_so_get_cpu_iowait_time_us_fndecl_2097 get_cpu_iowait_time_us fndecl 0-1 2097 NULL +disable_so_crypto_sha1_finup_fndecl_2101 crypto_sha1_finup fndecl 3 2101 NULL +disable_so_wlc_phy_chan2freq_nphy_fndecl_2103 wlc_phy_chan2freq_nphy fndecl 2 2103 NULL +disable_so_palmas_smps_set_ramp_delay_fndecl_2110 palmas_smps_set_ramp_delay fndecl 0 2110 NULL +disable_so_ncp_add_be32_fndecl_2114 ncp_add_be32 fndecl 2 2114 NULL +disable_so_fast_div_bias_ath_hw_antcomb_conf_2119 fast_div_bias ath_hw_antcomb_conf 0 2119 NULL +disable_so_memconsole_baseaddr_vardecl_memconsole_c_2130 memconsole_baseaddr vardecl_memconsole.c 0 2130 NULL +disable_so_max8907_rtc_read_time_fndecl_2134 max8907_rtc_read_time fndecl 0 2134 NULL +disable_so_cur_daddr_pktgen_dev_2141 cur_daddr pktgen_dev 0 2141 NULL +disable_so_mapped_loc_addr_nes_cm_listener_2153 mapped_loc_addr nes_cm_listener 0 2153 NULL +disable_so_index_ath_gen_timer_2154 index ath_gen_timer 0 2154 NULL +disable_so_brcms_c_duty_cycle_set_fndecl_2162 brcms_c_duty_cycle_set fndecl 2 2162 NULL +disable_so_rx_addr_happy_meal_rxd_2164 rx_addr happy_meal_rxd 0 2164 NULL +disable_so_cp_dma_addr_mscp_2187 cp_dma_addr mscp 0 2187 NULL +disable_so_address_hi_be_bus_address32_2192 address_hi be_bus_address32 0 2192 NULL nohasharray +disable_so_parse_sockaddr_pair_fndecl_2192 parse_sockaddr_pair fndecl 0-2 2192 &disable_so_address_hi_be_bus_address32_2192 +disable_so_channel_sockaddr_mISDN_2193 channel sockaddr_mISDN 0 2193 NULL +disable_so_channel_time_mwl8k_priv_2196 channel_time mwl8k_priv 0 2196 NULL +disable_so_saddr_min_pktgen_dev_2198 saddr_min pktgen_dev 0 2198 NULL +disable_so_cirrus_set_start_address_fndecl_2201 cirrus_set_start_address fndecl 2 2201 NULL +disable_so_exp_time_rmc_entry_2203 exp_time rmc_entry 0 2203 NULL +disable_so_acpi_os_get_timer_fndecl_2213 acpi_os_get_timer fndecl 0 2213 NULL nohasharray +disable_so_to_addr_efx_memcpy_req_2213 to_addr efx_memcpy_req 0 2213 &disable_so_acpi_os_get_timer_fndecl_2213 +disable_so_gather_bitmaps_fndecl_2219 gather_bitmaps fndecl 0 2219 NULL +disable_so_timeout_ms_rdma_ucm_resolve_ip_2231 timeout_ms rdma_ucm_resolve_ip 0 2231 NULL +disable_so_ui_birthtime_ufs2_inode_2238 ui_birthtime ufs2_inode 0 2238 NULL +disable_so_security_mmap_addr_fndecl_2241 security_mmap_addr fndecl 0-1 2241 NULL +disable_so_atl1c_hash_mc_addr_fndecl_2245 atl1c_hash_mc_addr fndecl 0 2245 NULL +disable_so_isl1208_i2c_read_time_fndecl_2247 isl1208_i2c_read_time fndecl 0 2247 NULL +disable_so_stats_reset_time_bfa_fcport_s_2251 stats_reset_time bfa_fcport_s 0 2251 NULL +disable_so_uid_mcontroller_2253 uid mcontroller 0 2253 NULL +disable_so_daddr_iriap_cb_2262 daddr iriap_cb 0 2262 NULL +disable_so_rtl2832_sdr_set_tuner_freq_fndecl_2267 rtl2832_sdr_set_tuner_freq fndecl 0 2267 NULL +disable_so_chipio_write_address_fndecl_2270 chipio_write_address fndecl 0-2 2270 NULL +disable_so_small_buf_q_phy_addr_ql3_adapter_2279 small_buf_q_phy_addr ql3_adapter 0 2279 NULL +disable_so_sys_utime_fndecl_2283 sys_utime fndecl 0 2283 NULL nohasharray +disable_so_muldiv32_fndecl_2283 muldiv32 fndecl 0-1-2-3 2283 &disable_so_sys_utime_fndecl_2283 +disable_so_bd_list_addr_hi_bnx2i_nop_out_request_2284 bd_list_addr_hi bnx2i_nop_out_request 0 2284 NULL +disable_so_show_trans_timeout_fndecl_2286 show_trans_timeout fndecl 0 2286 NULL +disable_so_il4965_tx_queue_stop_scheduler_fndecl_2292 il4965_tx_queue_stop_scheduler fndecl 2 2292 NULL +disable_so_demod_address_ves1820_config_2298 demod_address ves1820_config 0 2298 NULL +disable_so_backlight_on_delay_cdv_intel_dp_2301 backlight_on_delay cdv_intel_dp 0 2301 NULL +disable_so_ip_vs_lblcr_hashkey_fndecl_2305 ip_vs_lblcr_hashkey fndecl 1 2305 NULL +disable_so_tulip_interrupt_fndecl_2323 tulip_interrupt fndecl 1 2323 NULL +disable_so_m_ts_clockk_strength_drxk_state_2324 m_ts_clockk_strength drxk_state 0 2324 NULL +disable_so_carl9170_debugfs_hw_iowrite32_write_fndecl_2330 carl9170_debugfs_hw_iowrite32_write fndecl 0-3 2330 NULL +disable_so_iclock_count_vardecl_clock_c_2334 iclock_count vardecl_clock.c 0 2334 NULL +disable_so_eop_gpu_addr_kernel_queue_2339 eop_gpu_addr kernel_queue 0 2339 NULL +disable_so___insert_inode_hash_fndecl_2341 __insert_inode_hash fndecl 2 2341 NULL +disable_so_lasttime_vardecl_serial_u16550_c_2348 lasttime vardecl_serial-u16550.c 0 2348 NULL +disable_so_custom_divisor_ftdi_private_2356 custom_divisor ftdi_private 0 2356 NULL nohasharray +disable_so_bma150_set_any_motion_interrupt_fndecl_2356 bma150_set_any_motion_interrupt fndecl 3-4-0 2356 &disable_so_custom_divisor_ftdi_private_2356 +disable_so_cdrom_get_random_writable_fndecl_2357 cdrom_get_random_writable fndecl 0 2357 NULL +disable_so_delay_vardecl_wm9713_c_2358 delay vardecl_wm9713.c 0 2358 NULL +disable_so_usc_enable_async_clock_fndecl_2361 usc_enable_async_clock fndecl 2 2361 NULL +disable_so___cpu_to_virtio64_fndecl_2365 __cpu_to_virtio64 fndecl 0-2 2365 NULL +disable_so_freq_offset_xc5000_priv_2385 freq_offset xc5000_priv 0 2385 NULL +disable_so_decompressed_size_regcache_lzo_ctx_2401 decompressed_size regcache_lzo_ctx 0 2401 NULL +disable_so_tps65910_sleepinit_fndecl_2406 tps65910_sleepinit fndecl 0 2406 NULL +disable_so_i2c_address_dib0090_config_2410 i2c_address dib0090_config 0 2410 NULL +disable_so_paddr_nes_fast_mr_wqe_pbl_2411 paddr nes_fast_mr_wqe_pbl 0 2411 NULL +disable_so_time_fcoe_fcf_2412 time fcoe_fcf 0 2412 NULL +disable_so_ndisc_addr_option_pad_fndecl_2413 ndisc_addr_option_pad fndecl 0 2413 NULL +disable_so_next_cpu_uv_rtc_timer_head_2424 next_cpu uv_rtc_timer_head 0 2424 NULL +disable_so_buffer_addr_fm10k_tx_desc_2425 buffer_addr fm10k_tx_desc 0 2425 NULL +disable_so_ahci_init_interrupts_fndecl_2426 ahci_init_interrupts fndecl 2-0 2426 NULL +disable_so_cp_interrupt_fndecl_2429 cp_interrupt fndecl 1 2429 NULL +disable_so_sha1_mb_update_fndecl_2431 sha1_mb_update fndecl 0 2431 NULL +disable_so_mii_bmsr1_bnx2_2432 mii_bmsr1 bnx2 0 2432 NULL +disable_so_i2c_addr_lnbp21_2433 i2c_addr lnbp21 0 2433 NULL +disable_so_dmadesc_set_addr_fndecl_2434 dmadesc_set_addr fndecl 3 2434 NULL +disable_so___irq_alloc_descs_fndecl_2452 __irq_alloc_descs fndecl 0-3-2-1-4 2452 NULL +disable_so_efx_ptp_process_times_fndecl_2453 efx_ptp_process_times fndecl 0 2453 NULL +disable_so_SiS_SetReg_fndecl_2455 SiS_SetReg fndecl 2-3-4 2455 NULL +disable_so_hashlimit_byte_cost_fndecl_2456 hashlimit_byte_cost fndecl 0-1 2456 NULL +disable_so_sd_mtime_stat_data_v1_2460 sd_mtime stat_data_v1 0 2460 NULL +disable_so_string_addr_inc_fndecl_2472 string_addr_inc fndecl 2 2472 NULL +disable_so_set_mc_hash_fndecl_2473 set_mc_hash fndecl 0 2473 NULL +disable_so_height_psb_intel_sdvo_preferred_input_timing_args_2479 height psb_intel_sdvo_preferred_input_timing_args 0 2479 NULL +disable_so_seq_netlbl_unlhsh_walk_arg_2483 seq netlbl_unlhsh_walk_arg 0 2483 NULL +disable_so_set_cpu_itimer_fndecl_2486 set_cpu_itimer fndecl 2 2486 NULL +disable_so_reqoff_crypto_authenc_ctx_2490 reqoff crypto_authenc_ctx 0 2490 NULL +disable_so_i_gid_ocfs2_dinode_2496 i_gid ocfs2_dinode 0 2496 NULL +disable_so_bind_mcastif_addr_fndecl_2497 bind_mcastif_addr fndecl 0 2497 NULL +disable_so_pm_runtime_put_autosuspend_fndecl_2498 pm_runtime_put_autosuspend fndecl 0 2498 NULL +disable_so_xfs_btree_insert_fndecl_2499 xfs_btree_insert fndecl 0 2499 NULL +disable_so_update_time_fndecl_2500 update_time fndecl 0 2500 NULL +disable_so_fill_mtrr_var_range_fndecl_2523 fill_mtrr_var_range fndecl 2-3-4-5 2523 NULL +disable_so_of_cpufreq_power_cooling_register_fndecl_2525 of_cpufreq_power_cooling_register fndecl 3 2525 NULL +disable_so_addr_genwqe_mem_2530 addr genwqe_mem 0 2530 NULL +disable_so_rtr_solicit_delay_ipv6_devconf_2532 rtr_solicit_delay ipv6_devconf 0 2532 NULL nohasharray +disable_so_num_of_cycles_in_period_igp_power_info_2532 num_of_cycles_in_period igp_power_info 0 2532 &disable_so_rtr_solicit_delay_ipv6_devconf_2532 +disable_so_vhost16_to_cpu_fndecl_2533 vhost16_to_cpu fndecl 0 2533 NULL +disable_so_clock_adj_k_clock_2534 clock_adj k_clock 1 2534 NULL +disable_so_global_default_fn_cipher_key_bytes_ecryptfs_mount_crypt_stat_2536 global_default_fn_cipher_key_bytes ecryptfs_mount_crypt_stat 0 2536 NULL +disable_so_clock_fc2580_config_2541 clock fc2580_config 0 2541 NULL +disable_so_sb_bitmaps_hpfs_sb_info_2542 sb_bitmaps hpfs_sb_info 0 2542 NULL +disable_so_devfreq_event_get_edev_by_phandle_fndecl_2550 devfreq_event_get_edev_by_phandle fndecl 2 2550 NULL +disable_so_reiserfs_allocate_list_bitmaps_fndecl_2551 reiserfs_allocate_list_bitmaps fndecl 3 2551 NULL +disable_so_nr_set_mac_address_fndecl_2555 nr_set_mac_address fndecl 0 2555 NULL +disable_so_SYSC_setuid_fndecl_2561 SYSC_setuid fndecl 0 2561 NULL +disable_so_shadow_ctx_time_perf_event_2574 shadow_ctx_time perf_event 0 2574 NULL nohasharray +disable_so_kernel_text_address_fndecl_2574 kernel_text_address fndecl 1 2574 &disable_so_shadow_ctx_time_perf_event_2574 +disable_so_msb_bna_dma_addr_2580 msb bna_dma_addr 0 2580 NULL +disable_so_ipmi_get_my_address_fndecl_2581 ipmi_get_my_address fndecl 0 2581 NULL +disable_so_scan_sleep_millisecs_show_fndecl_2585 scan_sleep_millisecs_show fndecl 0 2585 NULL +disable_so_l2tp_scope_id_sockaddr_l2tpip6_2587 l2tp_scope_id sockaddr_l2tpip6 0 2587 NULL +disable_so_freq_to_idx_fndecl_2591 freq_to_idx fndecl 2 2591 NULL +disable_so_tps65910_set_ext_sleep_config_fndecl_2597 tps65910_set_ext_sleep_config fndecl 0-2 2597 NULL +disable_so_try_write_address_fndecl_2599 try_write_address fndecl 0 2599 NULL +disable_so_ifa_mask_in_ifaddr_2609 ifa_mask in_ifaddr 0 2609 NULL +disable_so_phys_addr_nx_host_tx_ring_2615 phys_addr nx_host_tx_ring 0 2615 NULL +disable_so_usb_wait_anchor_empty_timeout_fndecl_2618 usb_wait_anchor_empty_timeout fndecl 2-0 2618 NULL nohasharray +disable_so_p2_gma_clock_t_2618 p2 gma_clock_t 0 2618 &disable_so_usb_wait_anchor_empty_timeout_fndecl_2618 nohasharray +disable_so_cra_blocksize_crypto_alg_2618 cra_blocksize crypto_alg 0 2618 &disable_so_p2_gma_clock_t_2618 +disable_so_b1_setinterrupt_fndecl_2626 b1_setinterrupt fndecl 1-2 2626 NULL +disable_so_flsh_addr_esas2r_flash_context_2628 flsh_addr esas2r_flash_context 0 2628 NULL +disable_so_bClockID_uac_clock_source_descriptor_2629 bClockID uac_clock_source_descriptor 0 2629 NULL +disable_so_free_dma_map_ops_2636 free dma_map_ops 4 2636 NULL +disable_so_apds990x_set_atime_fndecl_2647 apds990x_set_atime fndecl 2 2647 NULL +disable_so_jiffies_sdr_cap_vivid_dev_2650 jiffies_sdr_cap vivid_dev 0 2650 NULL +disable_so_rf_mux_ploy_r820t_freq_range_2652 rf_mux_ploy r820t_freq_range 0 2652 NULL nohasharray +disable_so_policy_hash_direct_fndecl_2652 policy_hash_direct fndecl 4 2652 &disable_so_rf_mux_ploy_r820t_freq_range_2652 +disable_so_base_addr_sudmac_regs_2655 base_addr sudmac_regs 0 2655 NULL +disable_so_id_rdma_ucm_resolve_addr_2656 id rdma_ucm_resolve_addr 0 2656 NULL +disable_so_demod_address_stv0367_config_2659 demod_address stv0367_config 0 2659 NULL +disable_so_get_if_frequency_dvb_tuner_ops_2660 get_if_frequency dvb_tuner_ops 0 2660 NULL +disable_so_r_idx_addr_brcmf_pcie_ringbuf_2666 r_idx_addr brcmf_pcie_ringbuf 0 2666 NULL +disable_so_address_sisusb_packet_2668 address sisusb_packet 0 2668 NULL +disable_so_cia_min_keysize_cipher_alg_2682 cia_min_keysize cipher_alg 0 2682 NULL +disable_so_snd_timer_start_fndecl_2702 snd_timer_start fndecl 2-0 2702 NULL +disable_so_erst_exec_set_src_address_base_fndecl_2703 erst_exec_set_src_address_base fndecl 0 2703 NULL +disable_so_end_seq_tcp_sack_block_wire_2708 end_seq tcp_sack_block_wire 0 2708 NULL nohasharray +disable_so__abb5zes3_rtc_read_timer_fndecl_2708 _abb5zes3_rtc_read_timer fndecl 0 2708 &disable_so_end_seq_tcp_sack_block_wire_2708 +disable_so_rn5t618_wdt_set_timeout_fndecl_2711 rn5t618_wdt_set_timeout fndecl 2-0 2711 NULL nohasharray +disable_so_hsync_off_hi_lvds_dvo_timing_2711 hsync_off_hi lvds_dvo_timing 0 2711 &disable_so_rn5t618_wdt_set_timeout_fndecl_2711 +disable_so_hdelayx1_bttv_tvnorm_2714 hdelayx1 bttv_tvnorm 0 2714 NULL +disable_so_raw_interval_timekeeper_2728 raw_interval timekeeper 0 2728 NULL +disable_so___vxge_hw_ring_item_dma_addr_fndecl_2731 __vxge_hw_ring_item_dma_addr fndecl 0 2731 NULL +disable_so_mlx5_query_hca_vport_gid_fndecl_2744 mlx5_query_hca_vport_gid fndecl 0 2744 NULL +disable_so_period_ptr_atmel_runtime_data_2748 period_ptr atmel_runtime_data 0 2748 NULL +disable_so_buf_addr_lo_fcoe_bd_ctx_2755 buf_addr_lo fcoe_bd_ctx 0 2755 NULL nohasharray +disable_so_cycles_2_ns_fndecl_2755 cycles_2_ns fndecl 0-1 2755 &disable_so_buf_addr_lo_fcoe_bd_ctx_2755 +disable_so_md5_parse_tcp_sock_af_ops_2765 md5_parse tcp_sock_af_ops 3-0 2765 NULL +disable_so_nbytes_ablkcipher_walk_2767 nbytes ablkcipher_walk 0 2767 NULL +disable_so_crypto_hash_setkey_fndecl_2770 crypto_hash_setkey fndecl 0-3 2770 NULL +disable_so_addr_gf100_gr_init_2776 addr gf100_gr_init 0 2776 NULL +disable_so_auth_hashbits_vardecl_auth_c_2783 auth_hashbits vardecl_auth.c 0 2783 NULL +disable_so_ipr_reset_start_timer_fndecl_2784 ipr_reset_start_timer fndecl 2 2784 NULL nohasharray +disable_so_tv_sec_compat_timeval_2784 tv_sec compat_timeval 0 2784 &disable_so_ipr_reset_start_timer_fndecl_2784 nohasharray +disable_so_addr_vring_desc_2784 addr vring_desc 0 2784 &disable_so_tv_sec_compat_timeval_2784 +disable_so_addr_initio_host_2790 addr initio_host 0 2790 NULL +disable_so_i2c_addr_dib7000p_state_2791 i2c_addr dib7000p_state 0 2791 NULL +disable_so_trim_no_bitmap_fndecl_2799 trim_no_bitmap fndecl 0-3-4-5 2799 NULL nohasharray +disable_so_imp_msr_src_node_conf_t_2799 imp_msr src_node_conf_t 0 2799 &disable_so_trim_no_bitmap_fndecl_2799 +disable_so_phys_addr_pch_udc_dev_2801 phys_addr pch_udc_dev 0 2801 NULL +disable_so_mpll_ss2_ci_clock_registers_2804 mpll_ss2 ci_clock_registers 0 2804 NULL +disable_so_mutex_lock_interruptible_fndecl_2810 mutex_lock_interruptible fndecl 0 2810 NULL +disable_so___btrfs_add_delayed_item_fndecl_2812 __btrfs_add_delayed_item fndecl 0 2812 NULL +disable_so_physaddr_map_node_2828 physaddr map_node 0 2828 NULL +disable_so_fault_mutex_hash_fndecl_2829 fault_mutex_hash fndecl 0-5-6 2829 NULL +disable_so_tsi721_imsg_interrupt_enable_fndecl_2832 tsi721_imsg_interrupt_enable fndecl 2-3 2832 NULL +disable_so_ocfs2_reserve_cluster_bitmap_bits_fndecl_2835 ocfs2_reserve_cluster_bitmap_bits fndecl 0 2835 NULL +disable_so_address_lcnphy_radio_regs_2840 address lcnphy_radio_regs 0 2840 NULL +disable_so_write_timeout_vardecl_at24_c_2843 write_timeout vardecl_at24.c 0 2843 NULL nohasharray +disable_so_rdma_bind_addr_fndecl_2843 rdma_bind_addr fndecl 0 2843 &disable_so_write_timeout_vardecl_at24_c_2843 +disable_so_x86_schedule_events_fndecl_2848 x86_schedule_events fndecl 2 2848 NULL +disable_so_acpi_ut_status_exit_fndecl_2850 acpi_ut_status_exit fndecl 5 2850 NULL +disable_so_wlcore_read_hwaddr_fndecl_2853 wlcore_read_hwaddr fndecl 0-4 2853 NULL +disable_so_apicaddr_mpc_ioapic_2859 apicaddr mpc_ioapic 0 2859 NULL +disable_so_msec_dwell_time_host_cmd_ds_chan_rpt_req_2868 msec_dwell_time host_cmd_ds_chan_rpt_req 0 2868 NULL +disable_so_hpsa_find_cfg_addrs_fndecl_2876 hpsa_find_cfg_addrs fndecl 0 2876 NULL +disable_so_sched_clock_cpu_fndecl_2881 sched_clock_cpu fndecl 0-1 2881 NULL +disable_so_qs_itimelimit_fs_quota_stat_2888 qs_itimelimit fs_quota_stat 0 2888 NULL +disable_so_bitmap_set_pending_fndecl_2892 bitmap_set_pending fndecl 2 2892 NULL +disable_so_rt2x00debug_read_crypto_stats_fndecl_2894 rt2x00debug_read_crypto_stats fndecl 0-3 2894 NULL +disable_so_calibrate_tsc_x86_platform_ops_2895 calibrate_tsc x86_platform_ops 0 2895 NULL +disable_so_timeout_show_fndecl_2898 timeout_show fndecl 0 2898 NULL +disable_so_snd_hda_codec_read_fndecl_2913 snd_hda_codec_read fndecl 0-2-4-5 2913 NULL +disable_so___bitmap_size_fndecl_2921 __bitmap_size fndecl 0 2921 NULL +disable_so_snd_pcm_ioctl_delay_compat_fndecl_2923 snd_pcm_ioctl_delay_compat fndecl 0 2923 NULL nohasharray +disable_so_addr_abituguru_data_2923 addr abituguru_data 0 2923 &disable_so_snd_pcm_ioctl_delay_compat_fndecl_2923 +disable_so_amdgpu_atombios_set_engine_dram_timings_fndecl_2927 amdgpu_atombios_set_engine_dram_timings fndecl 2-3 2927 NULL +disable_so_i2c_address_mt2060_config_2931 i2c_address mt2060_config 0 2931 NULL +disable_so_time_msdos_dir_entry_2939 time msdos_dir_entry 0 2939 NULL +disable_so_acpi_install_address_space_handler_fndecl_2940 acpi_install_address_space_handler fndecl 0-2 2940 NULL nohasharray +disable_so_addr_genwqe_reg_2940 addr genwqe_reg 0 2940 &disable_so_acpi_install_address_space_handler_fndecl_2940 +disable_so_addr_max77693_reg_data_2945 addr max77693_reg_data 0 2945 NULL nohasharray +disable_so_addrconf_set_dstaddr_fndecl_2945 addrconf_set_dstaddr fndecl 0 2945 &disable_so_addr_max77693_reg_data_2945 +disable_so_gcm_hash_init_done_fndecl_2957 gcm_hash_init_done fndecl 2 2957 NULL +disable_so_mwifiex_pcie_alloc_sleep_cookie_buf_fndecl_2961 mwifiex_pcie_alloc_sleep_cookie_buf fndecl 0 2961 NULL +disable_so_ip_list_gid_vardecl_xt_recent_c_2969 ip_list_gid vardecl_xt_recent.c 0 2969 NULL +disable_so_ieee80211_calculate_rx_timestamp_fndecl_2979 ieee80211_calculate_rx_timestamp fndecl 3-4-0 2979 NULL +disable_so_jiffies_at_last_reset_qla_statistics_2982 jiffies_at_last_reset qla_statistics 0 2982 NULL +disable_so_read_magic_time_fndecl_3002 read_magic_time fndecl 0 3002 NULL +disable_so_node_addr_mdc_hw_list_desc_3006 node_addr mdc_hw_list_desc 0 3006 NULL +disable_so_bitmap_clear_bits_fndecl_3008 bitmap_clear_bits fndecl 3-4 3008 NULL +disable_so_cipher_offset_icp_qat_fw_la_cipher_req_params_3009 cipher_offset icp_qat_fw_la_cipher_req_params 0 3009 NULL +disable_so_local_addr_c2wr_ep_listen_create_req_3021 local_addr c2wr_ep_listen_create_req 0 3021 NULL nohasharray +disable_so_bitmap_end_sync_fndecl_3021 bitmap_end_sync fndecl 2 3021 &disable_so_local_addr_c2wr_ep_listen_create_req_3021 +disable_so___xfrm6_daddr_saddr_hash_fndecl_3024 __xfrm6_daddr_saddr_hash fndecl 0 3024 NULL +disable_so_port_name_fcgs_gidpn_req_s_3037 port_name fcgs_gidpn_req_s 0 3037 NULL +disable_so___pm_runtime_set_status_fndecl_3040 __pm_runtime_set_status fndecl 0 3040 NULL nohasharray +disable_so_inactivity_time_adxl34x_platform_data_3040 inactivity_time adxl34x_platform_data 0 3040 &disable_so___pm_runtime_set_status_fndecl_3040 +disable_so_bm_dev_capacity_drbd_bitmap_3043 bm_dev_capacity drbd_bitmap 0 3043 NULL +disable_so_arp_hash_fndecl_3046 arp_hash fndecl 2 3046 NULL +disable_so_setkey_ablkcipher_alg_3056 setkey ablkcipher_alg 3 3056 NULL +disable_so_display_delay_s5p_mfc_ctx_3062 display_delay s5p_mfc_ctx 0 3062 NULL +disable_so_power_jiffies_hda_codec_3064 power_jiffies hda_codec 0 3064 NULL +disable_so_dw_mci_exynos_adjust_clock_fndecl_3069 dw_mci_exynos_adjust_clock fndecl 2 3069 NULL +disable_so_set_var_mtrr_msr_fndecl_3073 set_var_mtrr_msr fndecl 3 3073 NULL +disable_so_pm860x_rtc_read_time_fndecl_3079 pm860x_rtc_read_time fndecl 0 3079 NULL nohasharray +disable_so_buffer_haddr_rbd_3079 buffer_haddr rbd 0 3079 &disable_so_pm860x_rtc_read_time_fndecl_3079 +disable_so_snd_usb_find_clock_source_fndecl_3080 snd_usb_find_clock_source fndecl 2 3080 NULL +disable_so_response_buffer_address_on_dsp_hpi_hw_obj_3083 response_buffer_address_on_dsp hpi_hw_obj 0 3083 NULL +disable_so_valid_mmap_phys_addr_range_fndecl_3090 valid_mmap_phys_addr_range fndecl 1-2 3090 NULL +disable_so_mc_addr_count_s2io_nic_3095 mc_addr_count s2io_nic 0 3095 NULL +disable_so_si4713_g_frequency_fndecl_3096 si4713_g_frequency fndecl 0 3096 NULL +disable_so_rtl_bb_delay_fndecl_3097 rtl_bb_delay fndecl 2-3 3097 NULL +disable_so_nla_put_u16_fndecl_3101 nla_put_u16 fndecl 3-0 3101 NULL +disable_so_enet_addr_rst_fndecl_3111 enet_addr_rst fndecl 1 3111 NULL +disable_so_xtime_interval_timekeeper_3116 xtime_interval timekeeper 0 3116 NULL +disable_so_atomic_set_prop_fndecl_3117 atomic_set_prop fndecl 4-0 3117 NULL +disable_so_read_timeout_vardecl_legousbtower_c_3118 read_timeout vardecl_legousbtower.c 0 3118 NULL nohasharray +disable_so_netmask_c2_netaddr_3118 netmask c2_netaddr 0 3118 &disable_so_read_timeout_vardecl_legousbtower_c_3118 nohasharray +disable_so_hashlo_smsc911x_data_3118 hashlo smsc911x_data 0 3118 &disable_so_netmask_c2_netaddr_3118 nohasharray +disable_so_q_hash_irda_queue_3118 q_hash irda_queue 0 3118 &disable_so_hashlo_smsc911x_data_3118 +disable_so_rpc_get_timeout_fndecl_3124 rpc_get_timeout fndecl 0 3124 NULL +disable_so_ctime_fuse_attr_3128 ctime fuse_attr 0 3128 NULL +disable_so_dl_time_nfs4_delegation_3130 dl_time nfs4_delegation 0 3130 NULL +disable_so_tx_packet_ring_addr_acx_data_path_params_resp_3132 tx_packet_ring_addr acx_data_path_params_resp 0 3132 NULL +disable_so__div_round_fndecl_3134 _div_round fndecl 2-3-0 3134 NULL +disable_so_power_up_frequency_adf4350_platform_data_3140 power_up_frequency adf4350_platform_data 0 3140 NULL +disable_so_bytes_xfrm_lifetime_cur_3145 bytes xfrm_lifetime_cur 0 3145 NULL +disable_so_show_nguid_fndecl_3155 show_nguid fndecl 0 3155 NULL nohasharray +disable_so_svm_read_tsc_offset_fndecl_3155 svm_read_tsc_offset fndecl 0 3155 &disable_so_show_nguid_fndecl_3155 +disable_so_shash_ahash_finup_fndecl_3156 shash_ahash_finup fndecl 0 3156 NULL +disable_so_adjtime_ptp_clock_info_3161 adjtime ptp_clock_info 2 3161 NULL +disable_so_read_addr___mux2_3162 read_addr __mux2 0 3162 NULL +disable_so_mem_type_mtrr_iter_3164 mem_type mtrr_iter 0 3164 NULL +disable_so_cg_spll_func_cntl_ni_clock_registers_3176 cg_spll_func_cntl ni_clock_registers 0 3176 NULL +disable_so_schedule_hrtimeout_range_clock_fndecl_3178 schedule_hrtimeout_range_clock fndecl 4-2 3178 NULL nohasharray +disable_so_bitmap_copy_fndecl_3178 bitmap_copy fndecl 3 3178 &disable_so_schedule_hrtimeout_range_clock_fndecl_3178 +disable_so__is_valid_table_div_fndecl_3179 _is_valid_table_div fndecl 2 3179 NULL +disable_so_addr_2_qla83xx_minidump_entry_pollrdmwr_3183 addr_2 qla83xx_minidump_entry_pollrdmwr 0 3183 NULL +disable_so_via_clock_vardecl_via82cxxx_c_3195 via_clock vardecl_via82cxxx.c 0 3195 NULL +disable_so_timeout_reader_dev_3196 timeout reader_dev 0 3196 NULL +disable_so_delay_palmas_clk32k_desc_3198 delay palmas_clk32k_desc 0 3198 NULL nohasharray +disable_so_freq_if_hz_tda10048_state_3198 freq_if_hz tda10048_state 0 3198 &disable_so_delay_palmas_clk32k_desc_3198 +disable_so_i2c_address_tda18218_config_3199 i2c_address tda18218_config 0 3199 NULL nohasharray +disable_so_bot_freq_region_info_3199 bot_freq region_info 0 3199 &disable_so_i2c_address_tda18218_config_3199 +disable_so_sdr_adc_freq_vivid_dev_3202 sdr_adc_freq vivid_dev 0 3202 NULL +disable_so_wlc_phy_cal_perical_mphase_schedule_fndecl_3220 wlc_phy_cal_perical_mphase_schedule fndecl 2 3220 NULL +disable_so_uid_ceph_mds_reply_inode_3222 uid ceph_mds_reply_inode 0 3222 NULL nohasharray +disable_so_mapped_rem_addr_nes_cm_node_3222 mapped_rem_addr nes_cm_node 0 3222 &disable_so_uid_ceph_mds_reply_inode_3222 +disable_so_txq_addr_vf_pf_txq_params_3223 txq_addr vf_pf_txq_params 0 3223 NULL +disable_so_dma_addr_ksz_shared_mem_3226 dma_addr ksz_shared_mem 0 3226 NULL +disable_so_smb_timer_atl1_hw_3230 smb_timer atl1_hw 0 3230 NULL +disable_so_nilfs_btree_node_set_key_fndecl_3231 nilfs_btree_node_set_key fndecl 2-3 3231 NULL +disable_so_finish_output_interrupt_fndecl_3255 finish_output_interrupt fndecl 1 3255 NULL +disable_so_command_block_agent_address_sbp2_logical_unit_3261 command_block_agent_address sbp2_logical_unit 0 3261 NULL +disable_so_st21nfca_get_iso14443_3_uid_fndecl_3264 st21nfca_get_iso14443_3_uid fndecl 0 3264 NULL +disable_so_db_rec_addr_mlx5_qp_context_3265 db_rec_addr mlx5_qp_context 0 3265 NULL +disable_so_rssi_jiffies_mwifiex_auto_tdls_peer_3275 rssi_jiffies mwifiex_auto_tdls_peer 0 3275 NULL +disable_so_random_read_wakeup_bits_vardecl_random_c_3284 random_read_wakeup_bits vardecl_random.c 0 3284 NULL +disable_so_time_busy_survey_info_3291 time_busy survey_info 0 3291 NULL +disable_so_platform_pci_sleep_wake_fndecl_3293 platform_pci_sleep_wake fndecl 0 3293 NULL nohasharray +disable_so_walk_blocksize_blkcipher_walk_3293 walk_blocksize blkcipher_walk 0 3293 &disable_so_platform_pci_sleep_wake_fndecl_3293 +disable_so_addr_kvm_shadow_walk_iterator_3297 addr kvm_shadow_walk_iterator 0 3297 NULL +disable_so_r6e_val_fc2580_freq_regs_3300 r6e_val fc2580_freq_regs 0 3300 NULL +disable_so_clock_speed_ov7670_info_3304 clock_speed ov7670_info 0 3304 NULL +disable_so_bank_base_effect_addr_snd_ymfpci_3311 bank_base_effect_addr snd_ymfpci 0 3311 NULL +disable_so_nfs_map_name_to_uid_fndecl_3313 nfs_map_name_to_uid fndecl 0-3 3313 NULL +disable_so_read_block_bitmap_fndecl_3319 read_block_bitmap fndecl 0-3-4 3319 NULL +disable_so_sis190_get_mac_addr_from_apc_fndecl_3325 sis190_get_mac_addr_from_apc fndecl 0 3325 NULL +disable_so_head_uvc_clock_3340 head uvc_clock 0 3340 NULL +disable_so_amd_clock_vardecl_amd74xx_c_3344 amd_clock vardecl_amd74xx.c 0 3344 NULL nohasharray +disable_so_host_cmds_addr_rtsx_pcr_3344 host_cmds_addr rtsx_pcr 0 3344 &disable_so_amd_clock_vardecl_amd74xx_c_3344 +disable_so_xp_cpu_to_nasid_uv_fndecl_3353 xp_cpu_to_nasid_uv fndecl 0 3353 NULL +disable_so_last_join_time_local_info_3359 last_join_time local_info 0 3359 NULL +disable_so_tcf_hash_release_fndecl_3369 tcf_hash_release fndecl 0 3369 NULL +disable_so_carl9170_set_slot_time_fndecl_3372 carl9170_set_slot_time fndecl 0 3372 NULL +disable_so_mmc_schedule_delayed_work_fndecl_3376 mmc_schedule_delayed_work fndecl 2 3376 NULL +disable_so_m_mt9t112_pll_divider_3397 m mt9t112_pll_divider 0 3397 NULL nohasharray +disable_so__rtl92c_phy_calculate_bit_shift_fndecl_3397 _rtl92c_phy_calculate_bit_shift fndecl 0-1 3397 &disable_so_m_mt9t112_pll_divider_3397 +disable_so_irlap_generate_rand_time_slot_fndecl_3415 irlap_generate_rand_time_slot fndecl 0-1-2 3415 NULL +disable_so_via_set_secondary_address_fndecl_3417 via_set_secondary_address fndecl 1 3417 NULL +disable_so___timekeeping_set_tai_offset_fndecl_3425 __timekeeping_set_tai_offset fndecl 2 3425 NULL +disable_so_apic_access_addr_vmcs12_3427 apic_access_addr vmcs12 0 3427 NULL +disable_so_prod_idx_addr_cqicb_3435 prod_idx_addr cqicb 0 3435 NULL +disable_so_uwb_rc_dev_addr_mgmt_fndecl_3445 uwb_rc_dev_addr_mgmt fndecl 0 3445 NULL +disable_so_sg_bus_addr_ScsiReqBlk_3447 sg_bus_addr ScsiReqBlk 0 3447 NULL +disable_so_i2c_addr_lgdt3306a_config_3452 i2c_addr lgdt3306a_config 0 3452 NULL +disable_so_sym_selectclock_fndecl_3453 sym_selectclock fndecl 2 3453 NULL +disable_so_timestamp_wl1251_rx_descriptor_3475 timestamp wl1251_rx_descriptor 0 3475 NULL +disable_so_hw_cons_phys_addr_qlcnic_host_tx_ring_3481 hw_cons_phys_addr qlcnic_host_tx_ring 0 3481 NULL +disable_so_last_jiffies_snd_timer_system_private_3482 last_jiffies snd_timer_system_private 0 3482 NULL +disable_so_r_min_rnr_timer_qib_qp_3487 r_min_rnr_timer qib_qp 0 3487 NULL +disable_so_ata_wait_register_fndecl_3494 ata_wait_register fndecl 0 3494 NULL +disable_so_time_adjust_vardecl_ntp_c_3504 time_adjust vardecl_ntp.c 0 3504 NULL +disable_so_cursor_addr_intel_crtc_3508 cursor_addr intel_crtc 0 3508 NULL +disable_so_trf7970a_pm_runtime_suspend_fndecl_3511 trf7970a_pm_runtime_suspend fndecl 0 3511 NULL +disable_so_oops_timestamp_vardecl_printk_c_3515 oops_timestamp vardecl_printk.c 0 3515 NULL +disable_so_data_blkaddr_dnode_of_data_3521 data_blkaddr dnode_of_data 0 3521 NULL +disable_so_SYSC_set_tid_address_fndecl_3523 SYSC_set_tid_address fndecl 0 3523 NULL +disable_so_ftdi_232am_baud_base_to_divisor_fndecl_3525 ftdi_232am_baud_base_to_divisor fndecl 0-1-2 3525 NULL nohasharray +disable_so_fll_ratio__fll_div_3525 fll_ratio _fll_div 0 3525 &disable_so_ftdi_232am_baud_base_to_divisor_fndecl_3525 nohasharray +disable_so_xpcs_reg_addr_write_fndecl_3525 xpcs_reg_addr_write fndecl 3-0 3525 &disable_so_fll_ratio__fll_div_3525 +disable_so_init_crypto_ahash_3526 init crypto_ahash 0 3526 NULL +disable_so_sit_blkaddr_f2fs_super_block_3531 sit_blkaddr f2fs_super_block 0 3531 NULL +disable_so_uuid_io_fndecl_3533 uuid_io fndecl 2 3533 NULL +disable_so_bufs_dma_addr_slgt_info_3534 bufs_dma_addr slgt_info 0 3534 NULL +disable_so_cpumask_size_fndecl_3544 cpumask_size fndecl 0 3544 NULL +disable_so_ocfs2_load_local_quota_bitmaps_fndecl_3551 ocfs2_load_local_quota_bitmaps fndecl 0 3551 NULL +disable_so_ghash_mod_init_fndecl_3557 ghash_mod_init fndecl 0 3557 NULL +disable_so_ath5k_hw_init_beacon_timers_fndecl_3558 ath5k_hw_init_beacon_timers fndecl 2-3 3558 NULL +disable_so_addr_h_qla2xxx_fce_chain_3560 addr_h qla2xxx_fce_chain 0 3560 NULL +disable_so_acpi_pci_sleep_wake_fndecl_3562 acpi_pci_sleep_wake fndecl 0 3562 NULL +disable_so_sd_set_timing_fndecl_3566 sd_set_timing fndecl 0 3566 NULL +disable_so_hpt3x2n_pci_clock_fndecl_3568 hpt3x2n_pci_clock fndecl 0 3568 NULL +disable_so_ata_sff_busy_sleep_fndecl_3571 ata_sff_busy_sleep fndecl 2-3 3571 NULL +disable_so_min_freq_cpufreq_cpuinfo_3592 min_freq cpufreq_cpuinfo 0 3592 NULL +disable_so_ver_blank_start_via_display_timing_3593 ver_blank_start via_display_timing 0 3593 NULL +disable_so_last_tsc_khz_kvm_arch_3596 last_tsc_khz kvm_arch 0 3596 NULL +disable_so_addrconf_sysctl_stable_secret_fndecl_3602 addrconf_sysctl_stable_secret fndecl 0 3602 NULL +disable_so_rxq_addr_vf_pf_rxq_params_3624 rxq_addr vf_pf_rxq_params 0 3624 NULL +disable_so_go7007_usb_ezusb_write_interrupt_fndecl_3625 go7007_usb_ezusb_write_interrupt fndecl 3-2 3625 NULL +disable_so_zd_write_mac_addr_fndecl_3635 zd_write_mac_addr fndecl 0 3635 NULL +disable_so_rt2x00crypto_tx_insert_iv_fndecl_3640 rt2x00crypto_tx_insert_iv fndecl 2 3640 NULL +disable_so_lvb_imtime_packed_ocfs2_meta_lvb_3641 lvb_imtime_packed ocfs2_meta_lvb 0 3641 NULL +disable_so_base_address_acpi_srat_mem_affinity_3662 base_address acpi_srat_mem_affinity 0 3662 NULL +disable_so_time_ksz_counter_info_3667 time ksz_counter_info 0 3667 NULL +disable_so_phys_addr_qlcnic_host_sds_ring_3676 phys_addr qlcnic_host_sds_ring 0 3676 NULL +disable_so_addr_ipcm_cookie_3680 addr ipcm_cookie 0 3680 NULL +disable_so_timestamp_nfs4_renewdata_3698 timestamp nfs4_renewdata 0 3698 NULL +disable_so_ocfs2_find_subtree_root_fndecl_3700 ocfs2_find_subtree_root fndecl 0 3700 NULL +disable_so_azx_get_delay_from_lpib_fndecl_3703 azx_get_delay_from_lpib fndecl 0-3 3703 NULL +disable_so_ieee80211_frequency_to_channel_fndecl_3709 ieee80211_frequency_to_channel fndecl 0-1 3709 NULL +disable_so_rx8025_sysfs_show_clock_adjust_fndecl_3720 rx8025_sysfs_show_clock_adjust fndecl 0 3720 NULL nohasharray +disable_so_vtotal___fb_timings_3720 vtotal __fb_timings 0 3720 &disable_so_rx8025_sysfs_show_clock_adjust_fndecl_3720 +disable_so_autofs4_compat_get_set_timeout_fndecl_3726 autofs4_compat_get_set_timeout fndecl 0 3726 NULL +disable_so_paddr_ath10k_mem_chunk_3729 paddr ath10k_mem_chunk 0 3729 NULL +disable_so_interrupt_serio_driver_3738 interrupt serio_driver 2 3738 NULL +disable_so_m2_gma_clock_t_3742 m2 gma_clock_t 0 3742 NULL +disable_so_n_mt9t112_pll_divider_3743 n mt9t112_pll_divider 0 3743 NULL +disable_so_gcm_hash_crypt_done_fndecl_3746 gcm_hash_crypt_done fndecl 2 3746 NULL +disable_so_addr_i915_wa_reg_3751 addr i915_wa_reg 0 3751 NULL +disable_so_r12_kvm_regs_3771 r12 kvm_regs 0 3771 NULL +disable_so_sw_addr_dsa_chip_data_3785 sw_addr dsa_chip_data 0 3785 NULL +disable_so_t_sec_xfs_ictimestamp_3790 t_sec xfs_ictimestamp 0 3790 NULL +disable_so_ext4_block_bitmap_csum_set_fndecl_3795 ext4_block_bitmap_csum_set fndecl 2 3795 NULL +disable_so_pud_page_vaddr_fndecl_3809 pud_page_vaddr fndecl 0 3809 NULL +disable_so_coalescing_timeout_bfi_enet_ib_cfg_3813 coalescing_timeout bfi_enet_ib_cfg 0 3813 NULL +disable_so_sg_list_dma_address_skd_command_header_3825 sg_list_dma_address skd_command_header 0 3825 NULL +disable_so_ax25_display_timer_fndecl_3831 ax25_display_timer fndecl 0 3831 NULL +disable_so_tsi721_imsg_interrupt_disable_fndecl_3835 tsi721_imsg_interrupt_disable fndecl 2-3 3835 NULL +disable_so_irlap_start_mbusy_timer_fndecl_3852 irlap_start_mbusy_timer fndecl 2 3852 NULL +disable_so_size_log2_iwch_create_cq_resp_3861 size_log2 iwch_create_cq_resp 0 3861 NULL +disable_so_cttimeout_get_timeout_fndecl_3867 cttimeout_get_timeout fndecl 0 3867 NULL +disable_so_ioadl_bus_addr_pmcraid_ioarcb_3871 ioadl_bus_addr pmcraid_ioarcb 0 3871 NULL +disable_so___clocksource_register_scale_fndecl_3879 __clocksource_register_scale fndecl 2-3-0 3879 NULL +disable_so_tx_lsndtime_ccid2_hc_tx_sock_3890 tx_lsndtime ccid2_hc_tx_sock 0 3890 NULL +disable_so_xfs_btree_new_root_fndecl_3895 xfs_btree_new_root fndecl 0 3895 NULL +disable_so_freq_p54_channel_entry_3897 freq p54_channel_entry 0 3897 NULL +disable_so_xen_poll_irq_timeout_fndecl_3900 xen_poll_irq_timeout fndecl 1-2 3900 NULL +disable_so_nilfs_btree_propagate_v_fndecl_3902 nilfs_btree_propagate_v fndecl 0 3902 NULL +disable_so_max8907_rtc_set_time_fndecl_3905 max8907_rtc_set_time fndecl 0 3905 NULL +disable_so_alps_command_mode_set_addr_fndecl_3910 alps_command_mode_set_addr fndecl 2 3910 NULL +disable_so_ltimer_val_vxge_hw_tim_intr_config_3911 ltimer_val vxge_hw_tim_intr_config 0 3911 NULL +disable_so_dqb_btime_v1_disk_dqblk_3914 dqb_btime v1_disk_dqblk 0 3914 NULL nohasharray +disable_so_rsp_dmaaddr_fw_scsi_read_wr_3914 rsp_dmaaddr fw_scsi_read_wr 0 3914 &disable_so_dqb_btime_v1_disk_dqblk_3914 +disable_so_ieee802154_hdr_push_addr_fndecl_3915 ieee802154_hdr_push_addr fndecl 0 3915 NULL +disable_so_blk_mq_init_bitmap_tags_fndecl_3929 blk_mq_init_bitmap_tags fndecl 2 3929 NULL +disable_so_mtimensec_fuse_attr_3937 mtimensec fuse_attr 0 3937 NULL +disable_so_cpu_clock_sample_group_fndecl_3939 cpu_clock_sample_group fndecl 1 3939 NULL +disable_so_min_bit_val_anatop_regulator_3947 min_bit_val anatop_regulator 0 3947 NULL +disable_so_warmup_time_sfb_sched_data_3959 warmup_time sfb_sched_data 0 3959 NULL +disable_so_zd_write_mac_addr_common_fndecl_3965 zd_write_mac_addr_common fndecl 0 3965 NULL +disable_so_ext2_valid_block_bitmap_fndecl_3966 ext2_valid_block_bitmap fndecl 3 3966 NULL +disable_so_ctnetlink_change_timeout_fndecl_3973 ctnetlink_change_timeout fndecl 0 3973 NULL +disable_so_root_nfs_parse_addr_fndecl_3974 root_nfs_parse_addr fndecl 0 3974 NULL +disable_so_zalloc_cpumask_var_fndecl_3979 zalloc_cpumask_var fndecl 2 3979 NULL +disable_so_sta_addr_hash_fndecl_3982 sta_addr_hash fndecl 0-3 3982 NULL +disable_so_address_ins_format3_3983 address ins_format3 0 3983 NULL +disable_so___nfsd4_write_time_fndecl_3999 __nfsd4_write_time fndecl 0 3999 NULL +disable_so_disc_start_time_esas2r_adapter_4010 disc_start_time esas2r_adapter 0 4010 NULL +disable_so_scroll_jiffies_magicmouse_sc_4034 scroll_jiffies magicmouse_sc 0 4034 NULL +disable_so_add_input_randomness_fndecl_4036 add_input_randomness fndecl 3-1-2 4036 NULL +disable_so_rc5t583_regulator_enable_time_fndecl_4047 rc5t583_regulator_enable_time fndecl 0 4047 NULL +disable_so_s_log2sharesize_adfs_sb_info_4052 s_log2sharesize adfs_sb_info 0 4052 NULL +disable_so___bitmap_or_fndecl_4055 __bitmap_or fndecl 4 4055 NULL +disable_so_clockevents_config_and_register_fndecl_4078 clockevents_config_and_register fndecl 2-3-4 4078 NULL +disable_so_db_addr_mlx5_ib_create_qp_4086 db_addr mlx5_ib_create_qp 0 4086 NULL +disable_so_t4_wr_mbox_meat_fndecl_4090 t4_wr_mbox_meat fndecl 0-2 4090 NULL +disable_so_debounce_time_lm8333_platform_data_4097 debounce_time lm8333_platform_data 0 4097 NULL +disable_so_di_atime_logfs_disk_inode_4115 di_atime logfs_disk_inode 0 4115 NULL +disable_so_slave_address_cp2112_read_req_report_4116 slave_address cp2112_read_req_report 0 4116 NULL +disable_so_sleep_functions_on_battery_store_fndecl_4126 sleep_functions_on_battery_store fndecl 0-4 4126 NULL +disable_so_neigh_rand_reach_time_fndecl_4142 neigh_rand_reach_time fndecl 0-1 4142 NULL +disable_so_fib_devindex_hashfn_fndecl_4150 fib_devindex_hashfn fndecl 0-1 4150 NULL +disable_so_compat_sys_clock_adjtime_fndecl_4152 compat_sys_clock_adjtime fndecl 1 4152 NULL nohasharray +disable_so_addr_sh_eth_rxdesc_4152 addr sh_eth_rxdesc 0 4152 &disable_so_compat_sys_clock_adjtime_fndecl_4152 +disable_so_throttled_clock_task_time_cfs_rq_4161 throttled_clock_task_time cfs_rq 0 4161 NULL +disable_so_usb_set_lpm_timeout_fndecl_4163 usb_set_lpm_timeout fndecl 3 4163 NULL +disable_so_delay_multi_eq_delay_info_4167 delay_multi eq_delay_info 0 4167 NULL nohasharray +disable_so_reg_w_fndecl_4167 reg_w fndecl 2 4167 &disable_so_delay_multi_eq_delay_info_4167 +disable_so_btree_migratepage_fndecl_4171 btree_migratepage fndecl 0 4171 NULL +disable_so_vpfe_set_sdr_addr_fndecl_4178 vpfe_set_sdr_addr fndecl 2 4178 NULL +disable_so_rx_beacon_signal_avg_station_info_4180 rx_beacon_signal_avg station_info 0 4180 NULL +disable_so_put_time_rxrpc_connection_4183 put_time rxrpc_connection 0 4183 NULL +disable_so_demod_address_nxt200x_config_4185 demod_address nxt200x_config 0 4185 NULL +disable_so_addr_lo_cmdQ_e_4186 addr_lo cmdQ_e 0 4186 NULL +disable_so_addr_lo_eth_tx_next_bd_4188 addr_lo eth_tx_next_bd 0 4188 NULL +disable_so_timeout_kbd_backlight_4193 timeout kbd_backlight 0 4193 NULL +disable_so_hw_ptr_buffer_jiffies_snd_pcm_runtime_4199 hw_ptr_buffer_jiffies snd_pcm_runtime 0 4199 NULL +disable_so_hash_walk_new_entry_fndecl_4203 hash_walk_new_entry fndecl 0 4203 NULL +disable_so_time_of_death_afs_server_4206 time_of_death afs_server 0 4206 NULL +disable_so_rtl2832_sdr_s_frequency_fndecl_4208 rtl2832_sdr_s_frequency fndecl 0 4208 NULL +disable_so_si476x_radio_g_frequency_fndecl_4218 si476x_radio_g_frequency fndecl 0 4218 NULL +disable_so_ahc_delay_fndecl_4220 ahc_delay fndecl 1 4220 NULL +disable_so_mounted_time_sit_info_4228 mounted_time sit_info 0 4228 NULL +disable_so_ahash_register_instance_fndecl_4229 ahash_register_instance fndecl 0 4229 NULL +disable_so_f_frequency_e4000_dev_4236 f_frequency e4000_dev 0 4236 NULL +disable_so_timekeeping_adjust_fndecl_4243 timekeeping_adjust fndecl 2 4243 NULL +disable_so_sis190_mac_addr_fndecl_4248 sis190_mac_addr fndecl 0 4248 NULL nohasharray +disable_so_vma_interval_tree_subtree_search_fndecl_4248 vma_interval_tree_subtree_search fndecl 2-3 4248 &disable_so_sis190_mac_addr_fndecl_4248 +disable_so_xhci_enable_usb3_lpm_timeout_fndecl_4278 xhci_enable_usb3_lpm_timeout fndecl 0 4278 NULL +disable_so_address_be_bus_address64_4299 address be_bus_address64 0 4299 NULL +disable_so_freq_tef6862_state_4304 freq tef6862_state 0 4304 NULL +disable_so_aes_decrypt_interrupt_read_fndecl_4309 aes_decrypt_interrupt_read fndecl 3-0 4309 NULL +disable_so_lm3533_set_boost_freq_fndecl_4311 lm3533_set_boost_freq fndecl 0-2 4311 NULL +disable_so_adis16400_set_freq_fndecl_4314 adis16400_set_freq fndecl 0 4314 NULL +disable_so_vsync_offset_pulse_width_lo_detailed_pixel_timing_4318 vsync_offset_pulse_width_lo detailed_pixel_timing 0 4318 NULL +disable_so_time_atkbd_4320 time atkbd 0 4320 NULL nohasharray +disable_so_make_kuid_fndecl_4320 make_kuid fndecl 2 4320 &disable_so_time_atkbd_4320 +disable_so_lookup_scsi3addr_fndecl_4332 lookup_scsi3addr fndecl 2-3-4 4332 NULL +disable_so_bf_buf_addr_ath_rxbuf_4337 bf_buf_addr ath_rxbuf 0 4337 NULL +disable_so_kbd_backlight_timeout_vardecl_sony_laptop_c_4340 kbd_backlight_timeout vardecl_sony-laptop.c 0 4340 NULL +disable_so_tomoyo_addprintf_fndecl_4352 tomoyo_addprintf fndecl 2 4352 NULL +disable_so_ab3100_get_register_interruptible_fndecl_4353 ab3100_get_register_interruptible fndecl 0 4353 NULL +disable_so_cpufreq_add_dev_interface_fndecl_4356 cpufreq_add_dev_interface fndecl 0 4356 NULL +disable_so_upper_addr_ufshcd_sg_entry_4364 upper_addr ufshcd_sg_entry 0 4364 NULL +disable_so_linear_address_kvm_translation_4366 linear_address kvm_translation 0 4366 NULL +disable_so_n_tty_receive_signal_char_fndecl_4373 n_tty_receive_signal_char fndecl 2 4373 NULL +disable_so_proc_uid_vardecl_airo_c_4387 proc_uid vardecl_airo.c 0 4387 NULL nohasharray +disable_so_dequeue_signal_fndecl_4387 dequeue_signal fndecl 0 4387 &disable_so_proc_uid_vardecl_airo_c_4387 +disable_so_nilfs_btree_root_broken_fndecl_4403 nilfs_btree_root_broken fndecl 2 4403 NULL +disable_so_kstrtoll_from_user_fndecl_4415 kstrtoll_from_user fndecl 2 4415 NULL +disable_so_timestamp_fw_packet_4416 timestamp fw_packet 0 4416 NULL +disable_so_hhf_reset_timeout_hhf_sched_data_4417 hhf_reset_timeout hhf_sched_data 0 4417 NULL +disable_so_timeout_mpt3_ioctl_command_4422 timeout mpt3_ioctl_command 0 4422 NULL +disable_so_reg_write_fndecl_4433 reg_write fndecl 0-2-3 4433 NULL +disable_so_et0phyaddr_ssb_sprom_4448 et0phyaddr ssb_sprom 0 4448 NULL +disable_so_prev_steal_time_rq_4451 prev_steal_time rq 0 4451 NULL +disable_so_master_init_timer_mipi_config_4453 master_init_timer mipi_config 0 4453 NULL +disable_so_find_eth_addr_in_vpd_fndecl_4457 find_eth_addr_in_vpd fndecl 3 4457 NULL +disable_so_ccca_start_addr_snd_emu10k1_pcm_4459 ccca_start_addr snd_emu10k1_pcm 0 4459 NULL +disable_so_freq_offset_khz_vhf_dib0090_config_4461 freq_offset_khz_vhf dib0090_config 0 4461 NULL +disable_so_rxqueue_timer_velocity_opt_4470 rxqueue_timer velocity_opt 0 4470 NULL +disable_so_sysctl_rose_link_fail_timeout_vardecl_4477 sysctl_rose_link_fail_timeout vardecl 0 4477 NULL +disable_so_ablkcipher_walk_first_fndecl_4483 ablkcipher_walk_first fndecl 0 4483 NULL +disable_so_get_cached_alias_guid_fndecl_4490 get_cached_alias_guid fndecl 2-3 4490 NULL +disable_so_cfg80211_chandef_dfs_cac_time_fndecl_4493 cfg80211_chandef_dfs_cac_time fndecl 0 4493 NULL +disable_so_mclk_div2_cs42l56_private_4499 mclk_div2 cs42l56_private 0 4499 NULL +disable_so_snd_timer_user_ioctl_fndecl_4500 snd_timer_user_ioctl fndecl 0 4500 NULL nohasharray +disable_so_s5p_mfc_clock_on_fndecl_4500 s5p_mfc_clock_on fndecl 0 4500 &disable_so_snd_timer_user_ioctl_fndecl_4500 +disable_so_boundary_snd_pcm_runtime_4504 boundary snd_pcm_runtime 0 4504 NULL nohasharray +disable_so_show_message_age_timer_fndecl_4504 show_message_age_timer fndecl 0 4504 &disable_so_boundary_snd_pcm_runtime_4504 +disable_so_tn_smc_wreg_fndecl_4512 tn_smc_wreg fndecl 2-3 4512 NULL +disable_so_ip_perf_sample_data_4515 ip perf_sample_data 0 4515 NULL nohasharray +disable_so_intel_gpu_freq_fndecl_4515 intel_gpu_freq fndecl 0-2 4515 &disable_so_ip_perf_sample_data_4515 +disable_so_clk_delay_mmc_host_4517 clk_delay mmc_host 0 4517 NULL +disable_so_addr_atiixp_modem_4521 addr atiixp_modem 0 4521 NULL +disable_so_rsp_dmaaddr_fw_scsi_write_wr_4522 rsp_dmaaddr fw_scsi_write_wr 0 4522 NULL +disable_so_last_sum_exec_runtime_task_struct_4531 last_sum_exec_runtime task_struct 0 4531 NULL +disable_so_buf_addr_mlx5_ib_create_qp_4533 buf_addr mlx5_ib_create_qp 0 4533 NULL +disable_so_set_h245_addr_fndecl_4538 set_h245_addr fndecl 2-4 4538 NULL +disable_so_sleep_reg_fan53555_device_info_4552 sleep_reg fan53555_device_info 0 4552 NULL +disable_so_freqmode__pll_div_4562 freqmode _pll_div 0 4562 NULL +disable_so_buffer_addr_i40e_tx_desc_4570 buffer_addr i40e_tx_desc 0 4570 NULL +disable_so_ctime_cifs_unix_set_info_args_4572 ctime cifs_unix_set_info_args 0 4572 NULL +disable_so_pci_bus_saa7164_dev_4576 pci_bus saa7164_dev 0 4576 NULL +disable_so_addr_vhost_log_4579 addr vhost_log 0 4579 NULL +disable_so_store_fan_div_fndecl_4585 store_fan_div fndecl 0-4 4585 NULL +disable_so_timeout__mgslpc_info_4586 timeout _mgslpc_info 0 4586 NULL +disable_so_posix_timer_add_fndecl_4591 posix_timer_add fndecl 0 4591 NULL +disable_so_system_timestamp_iwl_rx_phy_info_4592 system_timestamp iwl_rx_phy_info 0 4592 NULL +disable_so_guid_ib_dm_ioc_profile_4593 guid ib_dm_ioc_profile 0 4593 NULL +disable_so_qat_alg_ablkcipher_init_com_fndecl_4596 qat_alg_ablkcipher_init_com fndecl 5 4596 NULL +disable_so_irlan_client_start_kick_timer_fndecl_4618 irlan_client_start_kick_timer fndecl 2 4618 NULL +disable_so_kvm_apic_match_physical_addr_fndecl_4632 kvm_apic_match_physical_addr fndecl 2 4632 NULL +disable_so_task_fix_setuid_security_operations_4637 task_fix_setuid security_operations 0 4637 NULL +disable_so_nla_put_labels_fndecl_4639 nla_put_labels fndecl 3 4639 NULL +disable_so_xen_pcibk_guest_interrupt_fndecl_4644 xen_pcibk_guest_interrupt fndecl 1 4644 NULL +disable_so_phys_addr_qlcnic_fw_dump_4650 phys_addr qlcnic_fw_dump 0 4650 NULL +disable_so_daddr_ath5k_buf_4651 daddr ath5k_buf 0 4651 NULL +disable_so_phase_delay_atom_voltage_table_4655 phase_delay atom_voltage_table 0 4655 NULL +disable_so_nl80211_send_auth_timeout_fndecl_4657 nl80211_send_auth_timeout fndecl 4 4657 NULL +disable_so_af9013_statistics_signal_strength_fndecl_4658 af9013_statistics_signal_strength fndecl 0 4658 NULL +disable_so_kbd_led_timeout_store_fndecl_4659 kbd_led_timeout_store fndecl 0-4 4659 NULL +disable_so_byte_align_snd_pcm_runtime_4661 byte_align snd_pcm_runtime 0 4661 NULL +disable_so_stv0900_get_timing_offst_fndecl_4670 stv0900_get_timing_offst fndecl 0-2 4670 NULL +disable_so_clk_frequency_imx_sgtl5000_data_4671 clk_frequency imx_sgtl5000_data 0 4671 NULL +disable_so_sys_image_guid_ib_device_attr_4674 sys_image_guid ib_device_attr 0 4674 NULL +disable_so_timestamp_usec_rt2x00dump_hdr_4680 timestamp_usec rt2x00dump_hdr 0 4680 NULL +disable_so_ieee80211_aes_cmac_fndecl_4693 ieee80211_aes_cmac fndecl 4 4693 NULL +disable_so_hpi_handle_indexes_fndecl_4704 hpi_handle_indexes fndecl 1 4704 NULL +disable_so_runtime_suspend_mmc_bus_ops_4709 runtime_suspend mmc_bus_ops 0 4709 NULL +disable_so_i_atime_bfs_inode_4710 i_atime bfs_inode 0 4710 NULL +disable_so_tsf_timestamp_rx_ppdu_end_common_4717 tsf_timestamp rx_ppdu_end_common 0 4717 NULL +disable_so_register_blkdev_fndecl_4723 register_blkdev fndecl 0-1 4723 NULL +disable_so_clockevents_unbind_fndecl_4727 clockevents_unbind fndecl 2 4727 NULL +disable_so_dma_addr_vmxnet3_rx_buf_info_4730 dma_addr vmxnet3_rx_buf_info 0 4730 NULL +disable_so_ip_idents_reserve_fndecl_4731 ip_idents_reserve fndecl 0-1-2 4731 NULL +disable_so_atomic64_sub_and_test_fndecl_4733 atomic64_sub_and_test fndecl 1 4733 NULL nohasharray +disable_so_hsync_offset_lo_detailed_pixel_timing_4733 hsync_offset_lo detailed_pixel_timing 0 4733 &disable_so_atomic64_sub_and_test_fndecl_4733 +disable_so_wakeup_total_time_show_fndecl_4745 wakeup_total_time_show fndecl 0 4745 NULL +disable_so_kv_get_sleep_divider_id_from_clock_fndecl_4756 kv_get_sleep_divider_id_from_clock fndecl 2 4756 NULL +disable_so_delay_fn_vardecl_delay_c_4772 delay_fn vardecl_delay.c 1 4772 NULL +disable_so_do_sched_cfs_period_timer_fndecl_4778 do_sched_cfs_period_timer fndecl 2 4778 NULL +disable_so_gid_index_mlx4_av_4786 gid_index mlx4_av 0 4786 NULL +disable_so_rq_addr_high_nes_qp_context_4796 rq_addr_high nes_qp_context 0 4796 NULL +disable_so_last_commit_jiffies_cache_4801 last_commit_jiffies cache 0 4801 NULL +disable_so_frequency_sst_hsw_audio_data_format_ipc_4811 frequency sst_hsw_audio_data_format_ipc 0 4811 NULL +disable_so_dev_sleep_time_cyapa_4825 dev_sleep_time cyapa 0 4825 NULL nohasharray +disable_so_si570_update_rfreq_fndecl_4825 si570_update_rfreq fndecl 0 4825 &disable_so_dev_sleep_time_cyapa_4825 +disable_so_reply_dma_max_address_MPT2SAS_ADAPTER_4826 reply_dma_max_address MPT2SAS_ADAPTER 0 4826 NULL +disable_so_freq_nvkm_ram_data_4838 freq nvkm_ram_data 0 4838 NULL +disable_so_ata_timing_find_mode_fndecl_4841 ata_timing_find_mode fndecl 1 4841 NULL +disable_so_hci_bdaddr_list_del_fndecl_4856 hci_bdaddr_list_del fndecl 0 4856 NULL +disable_so_challenge_timestamp_vardecl_tcp_input_c_4859 challenge_timestamp vardecl_tcp_input.c 0 4859 NULL +disable_so_bar2_address_fndecl_4862 bar2_address fndecl 2 4862 NULL +disable_so_time_pardevice_4872 time pardevice 0 4872 NULL +disable_so_open_posix_clock_operations_4876 open posix_clock_operations 2 4876 NULL +disable_so_buf2_addr_xgmac_dma_desc_4877 buf2_addr xgmac_dma_desc 0 4877 NULL +disable_so_mixart_set_clock_fndecl_4878 mixart_set_clock fndecl 3 4878 NULL nohasharray +disable_so_adis16480_get_filter_freq_fndecl_4878 adis16480_get_filter_freq fndecl 0 4878 &disable_so_mixart_set_clock_fndecl_4878 +disable_so_ssb_chipco_watchdog_get_max_timer_fndecl_4885 ssb_chipco_watchdog_get_max_timer fndecl 0 4885 NULL +disable_so_sys_timerfd_gettime_fndecl_4888 sys_timerfd_gettime fndecl 1 4888 NULL nohasharray +disable_so_regcache_rbtree_read_fndecl_4888 regcache_rbtree_read fndecl 2 4888 &disable_so_sys_timerfd_gettime_fndecl_4888 +disable_so_reiserfs_read_bitmap_block_fndecl_4892 reiserfs_read_bitmap_block fndecl 2 4892 NULL +disable_so_mapaddr_bq_desc_4896 mapaddr bq_desc 0 4896 NULL +disable_so_sec_tomoyo_time_4898 sec tomoyo_time 0 4898 NULL +disable_so_nvkm_timer_wait_ne_fndecl_4904 nvkm_timer_wait_ne fndecl 3-5 4904 NULL +disable_so_ehash_locks_mask_inet_hashinfo_4906 ehash_locks_mask inet_hashinfo 0 4906 NULL +disable_so_split_scan_timeout_read_fndecl_4910 split_scan_timeout_read fndecl 3-0 4910 NULL +disable_so_rdmsr_safe_regs_on_cpu_fndecl_4918 rdmsr_safe_regs_on_cpu fndecl 0-1 4918 NULL +disable_so_data_addr_pmu_nvbios_pmuR_4930 data_addr_pmu nvbios_pmuR 0 4930 NULL +disable_so_fs_overflowgid_vardecl_4952 fs_overflowgid vardecl 0 4952 NULL +disable_so_crypto_authenc_esn_encrypt_done_fndecl_4953 crypto_authenc_esn_encrypt_done fndecl 2 4953 NULL +disable_so_addr_lo_sdhci_adma2_64_desc_4956 addr_lo sdhci_adma2_64_desc 0 4956 NULL +disable_so_hc_erase_timeout_mmc_ext_csd_4958 hc_erase_timeout mmc_ext_csd 0 4958 NULL nohasharray +disable_so_translation_offset_acpi_address64_attribute_4958 translation_offset acpi_address64_attribute 0 4958 &disable_so_hc_erase_timeout_mmc_ext_csd_4958 +disable_so_address_acpi_object_region_4962 address acpi_object_region 0 4962 NULL +disable_so_nlmsvc_timeout_vardecl_4968 nlmsvc_timeout vardecl 0 4968 NULL +disable_so_icmpv6_time_netns_sysctl_ipv6_4971 icmpv6_time netns_sysctl_ipv6 0 4971 NULL +disable_so_rhashtable_walk_init_fndecl_4975 rhashtable_walk_init fndecl 0 4975 NULL +disable_so_tm_wday_rtc_time_4991 tm_wday rtc_time 0 4991 NULL +disable_so_pre_event_timeout_seq_oss_readq_4996 pre_event_timeout seq_oss_readq 0 4996 NULL +disable_so_m_sys_clock_freq_drxk_state_5005 m_sys_clock_freq drxk_state 0 5005 NULL +disable_so_btree_merge_fndecl_5007 btree_merge fndecl 4 5007 NULL +disable_so_addr_snd_dma_buffer_5022 addr snd_dma_buffer 0 5022 NULL +disable_so_mlx4_get_slave_num_gids_fndecl_5024 mlx4_get_slave_num_gids fndecl 0-2-3 5024 NULL +disable_so_time_nfc_llcp_sdp_tlv_5037 time nfc_llcp_sdp_tlv 0 5037 NULL +disable_so_hangcheck_tsc_margin_vardecl_hangcheck_timer_c_5043 hangcheck_tsc_margin vardecl_hangcheck-timer.c 0 5043 NULL +disable_so_fill_node_footer_blkaddr_fndecl_5053 fill_node_footer_blkaddr fndecl 2 5053 NULL +disable_so_sc_lseg_stime_nilfs_sc_info_5054 sc_lseg_stime nilfs_sc_info 0 5054 NULL +disable_so_kstrtou8_fndecl_5058 kstrtou8 fndecl 0 5058 NULL +disable_so_RF_SYN_pll_refdiv_chan_info_nphy_radio205x_5063 RF_SYN_pll_refdiv chan_info_nphy_radio205x 0 5063 NULL +disable_so_addr_lo_tx_desc_5065 addr_lo tx_desc 0 5065 NULL +disable_so_mos7840_calc_baud_rate_divisor_fndecl_5067 mos7840_calc_baud_rate_divisor fndecl 2 5067 NULL nohasharray +disable_so_addr_iwch_mm_entry_5067 addr iwch_mm_entry 0 5067 &disable_so_mos7840_calc_baud_rate_divisor_fndecl_5067 +disable_so_freq_wmi_send_mgmt_cmd_5080 freq wmi_send_mgmt_cmd 0 5080 NULL +disable_so_wep_addr_key_count_read_fndecl_5085 wep_addr_key_count_read fndecl 3-0 5085 NULL +disable_so_bitmap_find_next_zero_area_off_fndecl_5088 bitmap_find_next_zero_area_off fndecl 0-2-3-4-5-6 5088 NULL +disable_so_udf_bitmap_new_block_fndecl_5093 udf_bitmap_new_block fndecl 0-4 5093 NULL +disable_so_ds1343_read_time_fndecl_5094 ds1343_read_time fndecl 0 5094 NULL nohasharray +disable_so_panel_blon_delay_radeon_encoder_lvds_5094 panel_blon_delay radeon_encoder_lvds 0 5094 &disable_so_ds1343_read_time_fndecl_5094 +disable_so_hpi_cobranet_set_ip_address_fndecl_5106 hpi_cobranet_set_ip_address fndecl 1 5106 NULL +disable_so_rx_bidx_addr_bnx2_rx_ring_info_5107 rx_bidx_addr bnx2_rx_ring_info 0 5107 NULL nohasharray +disable_so_bitmap_andnot_fndecl_5107 bitmap_andnot fndecl 4 5107 &disable_so_rx_bidx_addr_bnx2_rx_ring_info_5107 +disable_so_end_seq_illinois_5111 end_seq illinois 0 5111 NULL +disable_so_in_progress_block_addr_flchip_5114 in_progress_block_addr flchip 0 5114 NULL +disable_so_xmit_timestamp_cw1200_queue_item_5121 xmit_timestamp cw1200_queue_item 0 5121 NULL +disable_so_snd_ymfpci_timer_fndecl_5137 snd_ymfpci_timer fndecl 2-0 5137 NULL +disable_so_sysctl_rose_no_activity_timeout_vardecl_5143 sysctl_rose_no_activity_timeout vardecl 0 5143 NULL +disable_so_mtime_p9_wstat_5152 mtime p9_wstat 0 5152 NULL nohasharray +disable_so_addr_mvs_prd_5152 addr mvs_prd 0 5152 &disable_so_mtime_p9_wstat_5152 +disable_so_pcan_usb_pro_set_bittiming_fndecl_5169 pcan_usb_pro_set_bittiming fndecl 0 5169 NULL +disable_so_phy_addr_e1000_hw_5196 phy_addr e1000_hw 0 5196 NULL +disable_so_cpufreq_p4_init_fndecl_5201 cpufreq_p4_init fndecl 0 5201 NULL +disable_so_iscsit_na_dataout_timeout_retries_fndecl_5205 iscsit_na_dataout_timeout_retries fndecl 0 5205 NULL +disable_so_ata_sff_queue_delayed_work_fndecl_5217 ata_sff_queue_delayed_work fndecl 2 5217 NULL +disable_so_post_div_atom_mpll_param_5225 post_div atom_mpll_param 0 5225 NULL +disable_so_cfg80211_wext_freq_fndecl_5229 cfg80211_wext_freq fndecl 0 5229 NULL +disable_so_poll_timer_vardecl_hfcmulti_c_5232 poll_timer vardecl_hfcmulti.c 0 5232 NULL +disable_so_antdiv_ctl1_modal_eep_4k_header_5248 antdiv_ctl1 modal_eep_4k_header 0 5248 NULL +disable_so_snd_efw_command_get_clock_source_fndecl_5253 snd_efw_command_get_clock_source fndecl 0 5253 NULL +disable_so_img_ir_free_timing_dynamic_fndecl_5255 img_ir_free_timing_dynamic fndecl 0-1 5255 NULL +disable_so_iscsi_nacl_attrib_store_dataout_timeout_retries_fndecl_5267 iscsi_nacl_attrib_store_dataout_timeout_retries fndecl 0-3 5267 NULL +disable_so_st_mtime_nsec_compat_stat_5268 st_mtime_nsec compat_stat 0 5268 NULL nohasharray +disable_so_mpll_dq_func_cntl_2_rv770_clock_registers_5268 mpll_dq_func_cntl_2 rv770_clock_registers 0 5268 &disable_so_st_mtime_nsec_compat_stat_5268 +disable_so_selinux_task_setpgid_fndecl_5275 selinux_task_setpgid fndecl 0 5275 NULL +disable_so_target_addr_sg_entry_5281 target_addr sg_entry 0 5281 NULL nohasharray +disable_so_range_start_fixed_mtrr_segment_5281 range_start fixed_mtrr_segment 0 5281 &disable_so_target_addr_sg_entry_5281 +disable_so_interrupt_offset_vnic_cq_5300 interrupt_offset vnic_cq 0 5300 NULL +disable_so_usb_calc_bus_time_fndecl_5306 usb_calc_bus_time fndecl 0-4-2 5306 NULL +disable_so_cypress_calculate_burst_time_fndecl_5314 cypress_calculate_burst_time fndecl 2-3-0 5314 NULL nohasharray +disable_so_ds_num_nfs4_file_layout_dsaddr_5314 ds_num nfs4_file_layout_dsaddr 0 5314 &disable_so_cypress_calculate_burst_time_fndecl_5314 +disable_so_nilfs_btree_assign_v_fndecl_5317 nilfs_btree_assign_v fndecl 0-5 5317 NULL +disable_so_seq_tipc_nl_msg_5321 seq tipc_nl_msg 0 5321 NULL +disable_so_dr_addr_qlc_83xx_quad_entry_5328 dr_addr qlc_83xx_quad_entry 0 5328 NULL +disable_so_lzo_decompress_fndecl_5329 lzo_decompress fndecl 3 5329 NULL +disable_so_get_phys_addr_esas2r_sg_context_5331 get_phys_addr esas2r_sg_context 0 5331 NULL +disable_so_i2c_udelay_vardecl_bttv_i2c_c_5339 i2c_udelay vardecl_bttv-i2c.c 0 5339 NULL +disable_so_msr_src_desc_5345 msr src_desc 0 5345 NULL +disable_so_put_time_rxrpc_transport_5355 put_time rxrpc_transport 0 5355 NULL +disable_so_mtrr_del_fndecl_5356 mtrr_del fndecl 2-3 5356 NULL +disable_so_d_itimer_fs_disk_quota_5358 d_itimer fs_disk_quota 0 5358 NULL +disable_so_buf_phy_addr_high_ql_rcv_buf_cb_5366 buf_phy_addr_high ql_rcv_buf_cb 0 5366 NULL +disable_so_cpufreq_get_cur_state_fndecl_5369 cpufreq_get_cur_state fndecl 1 5369 NULL +disable_so_hi_cfg_bridge_delay_drxj_data_5374 hi_cfg_bridge_delay drxj_data 0 5374 NULL +disable_so_btrfs_uuid_tree_lookup_fndecl_5376 btrfs_uuid_tree_lookup fndecl 0-3-4 5376 NULL +disable_so_ds1347_read_time_fndecl_5383 ds1347_read_time fndecl 0 5383 NULL nohasharray +disable_so_uv_nmi_slave_delay_vardecl_uv_nmi_c_5383 uv_nmi_slave_delay vardecl_uv_nmi.c 0 5383 &disable_so_ds1347_read_time_fndecl_5383 +disable_so_nvm_start_addr_code_entry_5390 nvm_start_addr code_entry 0 5390 NULL +disable_so_bna_tx_coalescing_timeo_set_fndecl_5397 bna_tx_coalescing_timeo_set fndecl 2 5397 NULL +disable_so_ptp_pch_adjtime_fndecl_5406 ptp_pch_adjtime fndecl 2 5406 NULL nohasharray +disable_so_setkey_blkcipher_tfm_5406 setkey blkcipher_tfm 0-3 5406 &disable_so_ptp_pch_adjtime_fndecl_5406 +disable_so_poll_time_plat_max3100_5416 poll_time plat_max3100 0 5416 NULL +disable_so_xfrm_hash_free_fndecl_5437 xfrm_hash_free fndecl 2 5437 NULL +disable_so_sh_cmt_register_clockevent_fndecl_5438 sh_cmt_register_clockevent fndecl 0 5438 NULL +disable_so_wake_cnt_blk_mq_bitmap_tags_5442 wake_cnt blk_mq_bitmap_tags 0 5442 NULL +disable_so_ping_clear_saddr_fndecl_5445 ping_clear_saddr fndecl 2 5445 NULL +disable_so_address_dummy_5460 address dummy 0 5460 NULL +disable_so_rtl_signal_scale_mapping_fndecl_5462 rtl_signal_scale_mapping fndecl 0-2 5462 NULL +disable_so_nfs_cache_getent_timeout_vardecl_cache_lib_c_5468 nfs_cache_getent_timeout vardecl_cache_lib.c 0 5468 NULL +disable_so_wmi_addr_remap_fndecl_5469 wmi_addr_remap fndecl 0-1 5469 NULL +disable_so_hash_mem_fndecl_5475 hash_mem fndecl 2 5475 NULL +disable_so_mpll_ss1_ni_clock_registers_5476 mpll_ss1 ni_clock_registers 0 5476 NULL +disable_so_cg_spll_spread_spectrum_rv730_clock_registers_5480 cg_spll_spread_spectrum rv730_clock_registers 0 5480 NULL +disable_so_data_shared_msr_entry_5484 data shared_msr_entry 0 5484 NULL +disable_so_bitmap_count_page_fndecl_5494 bitmap_count_page fndecl 2 5494 NULL +disable_so_write_radio_reg_fndecl_5497 write_radio_reg fndecl 2-3 5497 NULL nohasharray +disable_so_skcipher_recvmsg_async_fndecl_5497 skcipher_recvmsg_async fndecl 0 5497 &disable_so_write_radio_reg_fndecl_5497 +disable_so_i2c_address_stv6110_priv_5499 i2c_address stv6110_priv 0 5499 NULL +disable_so_sh_cmt_clocksource_enable_fndecl_5501 sh_cmt_clocksource_enable fndecl 0 5501 NULL +disable_so_effhash_fndecl_5510 effhash fndecl 0-1 5510 NULL +disable_so_kswapd_try_to_sleep_fndecl_5521 kswapd_try_to_sleep fndecl 2 5521 NULL +disable_so_oublock_signal_struct_5525 oublock signal_struct 0 5525 NULL +disable_so_intel_bios_ssc_frequency_fndecl_5528 intel_bios_ssc_frequency fndecl 0 5528 NULL +disable_so_ioasa_bus_addr_pmcraid_ioarcb_5540 ioasa_bus_addr pmcraid_ioarcb 0 5540 NULL +disable_so_addr_req_t_5548 addr req_t 0 5548 NULL +disable_so_xfs_btree_read_bufl_fndecl_5558 xfs_btree_read_bufl fndecl 0-3 5558 NULL +disable_so_csa_expire_time_mwifiex_private_5561 csa_expire_time mwifiex_private 0 5561 NULL +disable_so_hpi_cobranet_set_static_ip_address_fndecl_5564 hpi_cobranet_set_static_ip_address fndecl 1 5564 NULL +disable_so_crypto_sha256_update_fndecl_5571 crypto_sha256_update fndecl 3 5571 NULL +disable_so_pixclock_vardecl_matroxfb_base_c_5573 pixclock vardecl_matroxfb_base.c 0 5573 NULL +disable_so_crypto_inc_byte_fndecl_5578 crypto_inc_byte fndecl 2 5578 NULL +disable_so_duration_iwl_time_event_cmd_5595 duration iwl_time_event_cmd 0 5595 NULL +disable_so_ddcb_daddr_ddcb_queue_5599 ddcb_daddr ddcb_queue 0 5599 NULL +disable_so_sst_handle_vb_timer_fndecl_5602 sst_handle_vb_timer fndecl 0 5602 NULL +disable_so_comp_resp_timeout_reg_pch_phub_reg_5604 comp_resp_timeout_reg pch_phub_reg 0 5604 NULL +disable_so_sys_getegid_fndecl_5608 sys_getegid fndecl 0 5608 NULL +disable_so_st_gid___old_kernel_stat_5613 st_gid __old_kernel_stat 0 5613 NULL +disable_so_daddr_iphdr_5614 daddr iphdr 0 5614 NULL +disable_so_desc_set_buf_addr_and_size_fndecl_5618 desc_set_buf_addr_and_size fndecl 2-3 5618 NULL +disable_so_pch_udc_enable_ep_interrupts_fndecl_5624 pch_udc_enable_ep_interrupts fndecl 2 5624 NULL +disable_so_physaddr_brcmf_msgbuf_pktid_5642 physaddr brcmf_msgbuf_pktid 0 5642 NULL +disable_so_usb_timeout_vardecl_radio_si470x_usb_c_5648 usb_timeout vardecl_radio-si470x-usb.c 0 5648 NULL +disable_so_show_sys_image_guid_fndecl_5652 show_sys_image_guid fndecl 0 5652 NULL +disable_so_mtask_addr_beiscsi_io_task_5654 mtask_addr beiscsi_io_task 0 5654 NULL +disable_so_no_addr_gfs2_inum_host_5660 no_addr gfs2_inum_host 0 5660 NULL +disable_so___sw_hweight64_fndecl_5663 __sw_hweight64 fndecl 1-0 5663 NULL +disable_so_aca_tstamp_ifacaddr6_5678 aca_tstamp ifacaddr6 0 5678 NULL +disable_so_fill_in_addresses_op_x86_model_spec_5684 fill_in_addresses op_x86_model_spec 0 5684 NULL +disable_so_root_hfs_btree_5692 root hfs_btree 0 5692 NULL +disable_so_update_time_saa7164_histogram_bucket_5697 update_time saa7164_histogram_bucket 0 5697 NULL +disable_so_hw_ptr_base_snd_pcm_runtime_5698 hw_ptr_base snd_pcm_runtime 0 5698 NULL +disable_so_snd_emu10k1_timer_fndecl_5702 snd_emu10k1_timer fndecl 2-0 5702 NULL +disable_so_bmap_hash_id_fndecl_5706 bmap_hash_id fndecl 0-2 5706 NULL +disable_so_timeout_abs_ns_vcpu_set_singleshot_timer_5711 timeout_abs_ns vcpu_set_singleshot_timer 0 5711 NULL +disable_so_timestamp_discovery_t_5725 timestamp discovery_t 0 5725 NULL nohasharray +disable_so_uid_fuse_setattr_in_5725 uid fuse_setattr_in 0 5725 &disable_so_timestamp_discovery_t_5725 nohasharray +disable_so_SYSC_setreuid_fndecl_5725 SYSC_setreuid fndecl 0 5725 &disable_so_uid_fuse_setattr_in_5725 +disable_so_r10_kvm_regs_5730 r10 kvm_regs 0 5730 NULL +disable_so_bulk_in_epaddr_sur40_state_5741 bulk_in_epaddr sur40_state 0 5741 NULL +disable_so_rt2x00lib_rxdone_read_signal_fndecl_5747 rt2x00lib_rxdone_read_signal fndecl 0 5747 NULL +disable_so_ti_tscadc_driver_init_fndecl_5771 ti_tscadc_driver_init fndecl 0 5771 NULL +disable_so_iowrite8_fndecl_5781 iowrite8 fndecl 1 5781 NULL +disable_so_mthca_resize_cq_fndecl_5782 mthca_resize_cq fndecl 0 5782 NULL +disable_so_lbs_host_sleep_write_fndecl_5783 lbs_host_sleep_write fndecl 0-3 5783 NULL +disable_so_addr_tx_buf_desc_5787 addr tx_buf_desc 0 5787 NULL +disable_so_tcn_timer_value___bridge_info_5789 tcn_timer_value __bridge_info 0 5789 NULL +disable_so_old_jiffies_ati_remote_5798 old_jiffies ati_remote 0 5798 NULL +disable_so_timeout_sched_poll_5810 timeout sched_poll 0 5810 NULL +disable_so_addr_doit_fndecl_5813 addr_doit fndecl 0 5813 NULL +disable_so_enic_dev_del_addr_fndecl_5814 enic_dev_del_addr fndecl 0 5814 NULL +disable_so_start_addr_gen_pool_chunk_5822 start_addr gen_pool_chunk 0 5822 NULL +disable_so_smsc75xx_enable_phy_wakeup_interrupts_fndecl_5824 smsc75xx_enable_phy_wakeup_interrupts fndecl 2-0 5824 NULL +disable_so_ieee802154_hdr_peek_addrs_fndecl_5825 ieee802154_hdr_peek_addrs fndecl 0 5825 NULL +disable_so_dsp_dram_offset_sst_addr_5830 dsp_dram_offset sst_addr 0 5830 NULL +disable_so_mwifiex_read_reg_fndecl_5832 mwifiex_read_reg fndecl 2 5832 NULL +disable_so_process_tgid_comm_proc_event_5834 process_tgid comm_proc_event 0 5834 NULL +disable_so_idedisk_read_native_max_address_fndecl_5836 idedisk_read_native_max_address fndecl 0 5836 NULL +disable_so_bus_time_fw_ohci_5838 bus_time fw_ohci 0 5838 NULL +disable_so_demod_address_nxt6000_config_5841 demod_address nxt6000_config 0 5841 NULL +disable_so_recover_timer_write_fndecl_5848 recover_timer_write fndecl 3-0 5848 NULL +disable_so_next_jiffies_tick_sched_5856 next_jiffies tick_sched 0 5856 NULL +disable_so_addr_asc_sg_list_5863 addr asc_sg_list 0 5863 NULL +disable_so_schedule_delayed_work_fndecl_5873 schedule_delayed_work fndecl 2 5873 NULL +disable_so_allow_utime_fat_mount_options_5877 allow_utime fat_mount_options 0 5877 NULL +disable_so_irlap_start_query_timer_fndecl_5881 irlap_start_query_timer fndecl 3-2 5881 NULL +disable_so_nent_kvm_cpuid2_5883 nent kvm_cpuid2 0 5883 NULL +disable_so_delay_pcm_irq_snd_emu10k1_5885 delay_pcm_irq snd_emu10k1 0 5885 NULL +disable_so_DAC1064_calcclock_fndecl_5888 DAC1064_calcclock fndecl 2-3 5888 NULL +disable_so_ep_address_ath6kl_usb_pipe_5905 ep_address ath6kl_usb_pipe 0 5905 NULL nohasharray +disable_so_set_bit_le_fndecl_5905 set_bit_le fndecl 1 5905 &disable_so_ep_address_ath6kl_usb_pipe_5905 +disable_so_last_force_reset_jiffies_il_force_reset_5911 last_force_reset_jiffies il_force_reset 0 5911 NULL +disable_so_evclk_radeon_vce_clock_voltage_dependency_entry_5913 evclk radeon_vce_clock_voltage_dependency_entry 0 5913 NULL +disable_so_status_address_card_5915 status_address card 0 5915 NULL +disable_so_ifal_index_ifaddrlblmsg_5916 ifal_index ifaddrlblmsg 0 5916 NULL +disable_so_validate_add_page_mtrr_ops_5922 validate_add_page mtrr_ops 1-2 5922 NULL +disable_so_fm10k_ptp_adjtime_fndecl_5923 fm10k_ptp_adjtime fndecl 2 5923 NULL +disable_so_addrtype_ip6addrlbl_entry_5927 addrtype ip6addrlbl_entry 0 5927 NULL +disable_so_packet_life_time_ib_sa_path_rec_5929 packet_life_time ib_sa_path_rec 0 5929 NULL +disable_so_open_time_local_info_5930 open_time local_info 0 5930 NULL +disable_so_apply_time_iwl_time_event_cmd_5933 apply_time iwl_time_event_cmd 0 5933 NULL +disable_so_default_address_sc520_par_table_5941 default_address sc520_par_table 0 5941 NULL +disable_so_btrfs_hash_init_fndecl_5945 btrfs_hash_init fndecl 0 5945 NULL +disable_so_tsc_khz_ref_vardecl_tsc_c_5951 tsc_khz_ref vardecl_tsc.c 0 5951 NULL +disable_so_init_hrtimers_cpu_fndecl_5954 init_hrtimers_cpu fndecl 1 5954 NULL +disable_so_dma_address_scatterlist_5955 dma_address scatterlist 0 5955 NULL +disable_so_vsi_id_i40e_virtchnl_ether_addr_list_5963 vsi_id i40e_virtchnl_ether_addr_list 0 5963 NULL +disable_so_i_mtime_sysv_inode_5967 i_mtime sysv_inode 0 5967 NULL +disable_so_mult_clock_event_device_5973 mult clock_event_device 0 5973 NULL nohasharray +disable_so_schedule_internal_copy_fndecl_5973 schedule_internal_copy fndecl 2-3-4 5973 &disable_so_mult_clock_event_device_5973 +disable_so_hash_netport6_expire_fndecl_5974 hash_netport6_expire fndecl 4 5974 NULL +disable_so_tap_time_vardecl_mousedev_c_5990 tap_time vardecl_mousedev.c 0 5990 NULL +disable_so_write_reg_fndecl_5992 write_reg fndecl 3 5992 NULL +disable_so_clk_divider_round_rate_fndecl_6000 clk_divider_round_rate fndecl 2-0 6000 NULL +disable_so_hor_sync_end_via_display_timing_6001 hor_sync_end via_display_timing 0 6001 NULL +disable_so_xe_name_hash_ocfs2_xattr_entry_6006 xe_name_hash ocfs2_xattr_entry 0 6006 NULL +disable_so_blkcipher_next_fast_fndecl_6013 blkcipher_next_fast fndecl 0 6013 NULL +disable_so_gcm_dec_hash_continue_fndecl_6014 gcm_dec_hash_continue fndecl 0 6014 NULL +disable_so_x_qxl_bitmap_6015 x qxl_bitmap 0 6015 NULL +disable_so__rtl92s_phy_calculate_bit_shift_fndecl_6019 _rtl92s_phy_calculate_bit_shift fndecl 0-1 6019 NULL +disable_so_snd_pcm_oss_get_odelay_fndecl_6033 snd_pcm_oss_get_odelay fndecl 0 6033 NULL +disable_so_remote_addr_c2wr_qp_connect_req_6036 remote_addr c2wr_qp_connect_req 0 6036 NULL +disable_so_set_time_rtc_class_ops_6037 set_time rtc_class_ops 0 6037 NULL +disable_so_kvm_lapic_set_vapic_addr_fndecl_6040 kvm_lapic_set_vapic_addr fndecl 2 6040 NULL +disable_so_netlink_hash_fndecl_6041 netlink_hash fndecl 0 6041 NULL +disable_so_delay_edac_device_ctl_info_6043 delay edac_device_ctl_info 0 6043 NULL +disable_so_hash_src_fndecl_6045 hash_src fndecl 0 6045 NULL +disable_so_addrconf_add_ifaddr_fndecl_6046 addrconf_add_ifaddr fndecl 0 6046 NULL +disable_so_abx500_get_register_interruptible_fndecl_6047 abx500_get_register_interruptible fndecl 0 6047 NULL +disable_so_uac_clock_source_is_valid_fndecl_6049 uac_clock_source_is_valid fndecl 2 6049 NULL +disable_so_max_keysize_crypto_report_cipher_6050 max_keysize crypto_report_cipher 0 6050 NULL +disable_so_hit_timestamp_hh_flow_state_6053 hit_timestamp hh_flow_state 0 6053 NULL +disable_so_crypto_fpu_setkey_fndecl_6067 crypto_fpu_setkey fndecl 0-3 6067 NULL +disable_so_ticks_snd_timer_instance_6068 ticks snd_timer_instance 0 6068 NULL nohasharray +disable_so_dev_mem_address_mlx4_cable_info_6068 dev_mem_address mlx4_cable_info 0 6068 &disable_so_ticks_snd_timer_instance_6068 +disable_so_start_time_ieee80211_measurement_params_6073 start_time ieee80211_measurement_params 0 6073 NULL +disable_so_i_ino_timelimit_qc_info_6082 i_ino_timelimit qc_info 0 6082 NULL +disable_so_sll_ifindex_sockaddr_ll_6083 sll_ifindex sockaddr_ll 0 6083 NULL +disable_so_sleep_auth_read_fndecl_6084 sleep_auth_read fndecl 3-0 6084 NULL +disable_so_btrfs_run_delayed_refs_fndecl_6098 btrfs_run_delayed_refs fndecl 0 6098 NULL +disable_so_blocksize_crypto_report_aead_6103 blocksize crypto_report_aead 0 6103 NULL +disable_so_periods_snd_pcm_runtime_6104 periods snd_pcm_runtime 0 6104 NULL +disable_so_wait_for_completion_io_timeout_fndecl_6120 wait_for_completion_io_timeout fndecl 2-0 6120 NULL +disable_so_rsi_cmd52readbyte_fndecl_6123 rsi_cmd52readbyte fndecl 0-2 6123 NULL +disable_so_jiffies_io_6127 jiffies io 0 6127 NULL +disable_so_ac97_clock_vardecl_atiixp_c_6132 ac97_clock vardecl_atiixp.c 0 6132 NULL +disable_so_vmap_block_vaddr_fndecl_6152 vmap_block_vaddr fndecl 1-2 6152 NULL +disable_so_depth_blk_mq_bitmap_tags_6153 depth blk_mq_bitmap_tags 0 6153 NULL +disable_so_mul_vnic_intr_coal_timer_info_6154 mul vnic_intr_coal_timer_info 0 6154 NULL +disable_so_ctrl_freq_au0828_dev_6155 ctrl_freq au0828_dev 0 6155 NULL +disable_so_hrtimer_get_res_fndecl_6170 hrtimer_get_res fndecl 1 6170 NULL +disable_so_nlm_hash_address_fndecl_6174 nlm_hash_address fndecl 0 6174 NULL +disable_so_vaddr_vfio_iommu_type1_dma_map_6175 vaddr vfio_iommu_type1_dma_map 0 6175 NULL +disable_so_cpuidle_register_device_fndecl_6179 cpuidle_register_device fndecl 0 6179 NULL +disable_so_wl18xx_set_host_cfg_bitmap_fndecl_6180 wl18xx_set_host_cfg_bitmap fndecl 0 6180 NULL +disable_so_daddr_ircomm_tty_cb_6187 daddr ircomm_tty_cb 0 6187 NULL +disable_so_address_iio_chan_spec_6188 address iio_chan_spec 0 6188 NULL +disable_so_gem_interrupt_fndecl_6193 gem_interrupt fndecl 1 6193 NULL +disable_so_test_steal_space_from_bitmap_to_extent_fndecl_6197 test_steal_space_from_bitmap_to_extent fndecl 0 6197 NULL +disable_so_write8_async_rtl_io_6212 write8_async rtl_io 2-3 6212 NULL +disable_so_gpio_request_fndecl_6213 gpio_request fndecl 0-1 6213 NULL +disable_so_max_cmds_mthca_cmd_6222 max_cmds mthca_cmd 0 6222 NULL +disable_so_rhashtable_rehash_one_fndecl_6224 rhashtable_rehash_one fndecl 2 6224 NULL +disable_so_addr_hi_sli4_sge_6229 addr_hi sli4_sge 0 6229 NULL +disable_so_bnx2x_set_iscsi_eth_mac_addr_fndecl_6234 bnx2x_set_iscsi_eth_mac_addr fndecl 0 6234 NULL +disable_so___ipv6_addr_label_fndecl_6235 __ipv6_addr_label fndecl 3-4 6235 NULL +disable_so_chnl_freq_wil6210_rtap_6236 chnl_freq wil6210_rtap 0 6236 NULL +disable_so_mv88e6xxx_port_to_phy_addr_fndecl_6239 mv88e6xxx_port_to_phy_addr fndecl 0-2 6239 NULL +disable_so_phy_pm_runtime_get_sync_fndecl_6245 phy_pm_runtime_get_sync fndecl 0 6245 NULL +disable_so_kempld_wdt_set_pretimeout_fndecl_6258 kempld_wdt_set_pretimeout fndecl 2 6258 NULL +disable_so_sq_page_table_addr_lo_iscsi_kwqe_conn_offload1_6259 sq_page_table_addr_lo iscsi_kwqe_conn_offload1 0 6259 NULL +disable_so_async_chainiv_schedule_work_fndecl_6271 async_chainiv_schedule_work fndecl 0 6271 NULL +disable_so_bus_clock_khz_ocores_i2c_6290 bus_clock_khz ocores_i2c 0 6290 NULL +disable_so_cttimeout_default_get_fndecl_6297 cttimeout_default_get fndecl 0 6297 NULL +disable_so_show_pci_clock_sel_fndecl_6300 show_pci_clock_sel fndecl 0 6300 NULL nohasharray +disable_so_addr_w83627ehf_data_6300 addr w83627ehf_data 0 6300 &disable_so_show_pci_clock_sel_fndecl_6300 +disable_so_base_addr_pmc_dev_6305 base_addr pmc_dev 0 6305 NULL +disable_so_max_post_div_radeon_pll_6315 max_post_div radeon_pll 0 6315 NULL +disable_so_mmc_sd_erase_timeout_fndecl_6317 mmc_sd_erase_timeout fndecl 0-3 6317 NULL +disable_so_get_time_sound_timer_operations_6318 get_time sound_timer_operations 0 6318 NULL +disable_so_runtime_reg_sch311x_pdev_data_6324 runtime_reg sch311x_pdev_data 0 6324 NULL +disable_so_hscx_interrupt_fndecl_6328 hscx_interrupt fndecl 2 6328 NULL +disable_so_hangcheck_margin_vardecl_hangcheck_timer_c_6346 hangcheck_margin vardecl_hangcheck-timer.c 0 6346 NULL nohasharray +disable_so___hrtimer_start_range_ns_fndecl_6346 __hrtimer_start_range_ns fndecl 3 6346 &disable_so_hangcheck_margin_vardecl_hangcheck_timer_c_6346 +disable_so_force_addr_vardecl_i2c_ali15x3_c_6378 force_addr vardecl_i2c-ali15x3.c 0 6378 NULL +disable_so_usb_interrupt_msg_fndecl_6387 usb_interrupt_msg fndecl 4-2-6-0 6387 NULL +disable_so_bitmap_file_test_bit_fndecl_6390 bitmap_file_test_bit fndecl 2 6390 NULL +disable_so_access_delay_vardecl_nandsim_c_6394 access_delay vardecl_nandsim.c 0 6394 NULL +disable_so_snd_ice1712_interrupt_fndecl_6396 snd_ice1712_interrupt fndecl 1 6396 NULL +disable_so_i2c_addr_isl6421_6399 i2c_addr isl6421 0 6399 NULL +disable_so_sta_connected_time_read_fndecl_6408 sta_connected_time_read fndecl 3 6408 NULL +disable_so_dbg_uidn_show_fndecl_6415 dbg_uidn_show fndecl 3 6415 NULL +disable_so_timeout_fib6_gc_args_6417 timeout fib6_gc_args 0 6417 NULL +disable_so_max_pixelclock_v4l2_bt_timings_cap_6421 max_pixelclock v4l2_bt_timings_cap 0 6421 NULL nohasharray +disable_so_vlv_clock_fndecl_6421 vlv_clock fndecl 1 6421 &disable_so_max_pixelclock_v4l2_bt_timings_cap_6421 +disable_so_hold_timer_value___port_info_6426 hold_timer_value __port_info 0 6426 NULL +disable_so_plllocktime_psb_s_6428 plllocktime psb_s 0 6428 NULL nohasharray +disable_so_channel2freq_lp_fndecl_6428 channel2freq_lp fndecl 0-1 6428 &disable_so_plllocktime_psb_s_6428 +disable_so_base_addr_fpoint_info_6432 base_addr fpoint_info 0 6432 NULL +disable_so_paravirt_write_msr_fndecl_6445 paravirt_write_msr fndecl 0-1-2-3 6445 NULL +disable_so_bnx2x_eee_nvram_to_time_fndecl_6450 bnx2x_eee_nvram_to_time fndecl 1 6450 NULL +disable_so_dn_nl_deladdr_fndecl_6451 dn_nl_deladdr fndecl 0 6451 NULL +disable_so_mpll_ss_rv730_clock_registers_6456 mpll_ss rv730_clock_registers 0 6456 NULL nohasharray +disable_so_buffer_addr_atl1e_tpd_desc_6456 buffer_addr atl1e_tpd_desc 0 6456 &disable_so_mpll_ss_rv730_clock_registers_6456 +disable_so_xfs_btree_lshift_fndecl_6459 xfs_btree_lshift fndecl 0 6459 NULL +disable_so_tomoyo_check_unix_address_fndecl_6464 tomoyo_check_unix_address fndecl 0-2 6464 NULL +disable_so_bitmap_pos_to_ord_fndecl_6476 bitmap_pos_to_ord fndecl 3-2 6476 NULL +disable_so_bql_set_hold_time_fndecl_6478 bql_set_hold_time fndecl 0-4 6478 NULL +disable_so_range_shift_fixed_mtrr_segment_6484 range_shift fixed_mtrr_segment 0 6484 NULL +disable_so___clocksource_update_freq_scale_fndecl_6485 __clocksource_update_freq_scale fndecl 2-3 6485 NULL +disable_so_freq_pmu1_plltab_entry_6497 freq pmu1_plltab_entry 0 6497 NULL +disable_so___btrfs_abort_transaction_fndecl_6516 __btrfs_abort_transaction fndecl 5 6516 NULL +disable_so_timeout_clks_mmc_data_6527 timeout_clks mmc_data 0 6527 NULL +disable_so_set_tss_addr_kvm_x86_ops_6529 set_tss_addr kvm_x86_ops 2 6529 NULL +disable_so_acpi_device_sleep_wake_fndecl_6537 acpi_device_sleep_wake fndecl 0-2-3 6537 NULL nohasharray +disable_so_rtsc_x2y_fndecl_6537 rtsc_x2y fndecl 0-2 6537 &disable_so_acpi_device_sleep_wake_fndecl_6537 +disable_so_msr_saved_flags_uart_8250_port_6538 msr_saved_flags uart_8250_port 0 6538 NULL +disable_so_next_blk_mq_timeout_data_6556 next blk_mq_timeout_data 0 6556 NULL nohasharray +disable_so_sumo_set_uvd_clocks_fndecl_6556 sumo_set_uvd_clocks fndecl 2-3-0 6556 &disable_so_next_blk_mq_timeout_data_6556 +disable_so_ovs_flow_used_time_fndecl_6571 ovs_flow_used_time fndecl 1-0 6571 NULL +disable_so_orinoco_ioctl_setfreq_fndecl_6577 orinoco_ioctl_setfreq fndecl 0 6577 NULL +disable_so_hash_netport4_expire_fndecl_6582 hash_netport4_expire fndecl 4 6582 NULL +disable_so_rpwwn_bfa_bsg_rport_scsi_addr_s_6584 rpwwn bfa_bsg_rport_scsi_addr_s 0 6584 NULL +disable_so_gid_ncp_mount_data_v4_6586 gid ncp_mount_data_v4 0 6586 NULL +disable_so_set_input_clock_fndecl_6599 set_input_clock fndecl 0 6599 NULL +disable_so_mmap_bytes_snd_pcm_oss_runtime_6600 mmap_bytes snd_pcm_oss_runtime 0 6600 NULL +disable_so_do_sys_settimeofday_fndecl_6601 do_sys_settimeofday fndecl 0 6601 NULL +disable_so_tv_sec_ufs_timeval_6608 tv_sec ufs_timeval 0 6608 NULL +disable_so_tk_debug_sleep_time_open_fndecl_6625 tk_debug_sleep_time_open fndecl 0 6625 NULL +disable_so_bmg160_convert_freq_to_bit_fndecl_6628 bmg160_convert_freq_to_bit fndecl 0 6628 NULL +disable_so_sis_ata133_program_timings_fndecl_6633 sis_ata133_program_timings fndecl 2 6633 NULL +disable_so_timestamp_nvkm_alarm_6635 timestamp nvkm_alarm 0 6635 NULL nohasharray +disable_so_offset_crypto_hash_walk_6635 offset crypto_hash_walk 0 6635 &disable_so_timestamp_nvkm_alarm_6635 +disable_so_ocfs2_rotate_subtree_left_fndecl_6641 ocfs2_rotate_subtree_left fndecl 0-5 6641 NULL +disable_so_vactive_lo_detailed_pixel_timing_6644 vactive_lo detailed_pixel_timing 0 6644 NULL +disable_so_givencrypt_ablkcipher_tfm_6647 givencrypt ablkcipher_tfm 0 6647 NULL +disable_so_fill_in_real_sgid_index_fndecl_6648 fill_in_real_sgid_index fndecl 2-3 6648 NULL +disable_so_i_gid_read_fndecl_6650 i_gid_read fndecl 0 6650 NULL +disable_so_uniq_time_smt_values_6653 uniq_time smt_values 0 6653 NULL nohasharray +disable_so_missvaddr_gru_tlb_fault_handle_6653 missvaddr gru_tlb_fault_handle 0 6653 &disable_so_uniq_time_smt_values_6653 +disable_so_rq_timeout_request_queue_6657 rq_timeout request_queue 0 6657 NULL +disable_so_resp_bd_list_addr_hi_bnx2i_login_request_6658 resp_bd_list_addr_hi bnx2i_login_request 0 6658 NULL +disable_so_ebp_tss_segment_32_6659 ebp tss_segment_32 0 6659 NULL +disable_so_sha_complete_job_fndecl_6679 sha_complete_job fndecl 3 6679 NULL +disable_so_cursor_vram_addr_viafb_shared_6684 cursor_vram_addr viafb_shared 0 6684 NULL +disable_so_si_set_smc_sram_address_fndecl_6696 si_set_smc_sram_address fndecl 0-2 6696 NULL +disable_so_ocfs2_divide_leaf_refcount_block_fndecl_6709 ocfs2_divide_leaf_refcount_block fndecl 0 6709 NULL +disable_so_smp_base_set_mtrr_data_6722 smp_base set_mtrr_data 0 6722 NULL +disable_so_titsc_parse_dt_fndecl_6744 titsc_parse_dt fndecl 0 6744 NULL +disable_so_driver_timestamp_netxen_minidump_template_hdr_6745 driver_timestamp netxen_minidump_template_hdr 0 6745 NULL +disable_so_end_address_dmar_rmrr_unit_6748 end_address dmar_rmrr_unit 0 6748 NULL +disable_so_std_signal_mode_vivid_dev_6752 std_signal_mode vivid_dev 0 6752 NULL +disable_so_part_timeout_show_fndecl_6761 part_timeout_show fndecl 0 6761 NULL +disable_so_tx_coal_timer_stmmac_priv_6772 tx_coal_timer stmmac_priv 0 6772 NULL +disable_so_kvm_clock_read_fndecl_6779 kvm_clock_read fndecl 0 6779 NULL +disable_so_alarm_clock_get_fndecl_6780 alarm_clock_get fndecl 1 6780 NULL +disable_so_rcar_i2c_clock_calculate_fndecl_6789 rcar_i2c_clock_calculate fndecl 0 6789 NULL +disable_so_timeout_vardecl_sbc60xxwdt_c_6807 timeout vardecl_sbc60xxwdt.c 0 6807 NULL +disable_so_rp_uid_ubifs_sb_node_6810 rp_uid ubifs_sb_node 0 6810 NULL +disable_so_wm8940_set_dai_clkdiv_fndecl_6811 wm8940_set_dai_clkdiv fndecl 3-0 6811 NULL +disable_so_shift_clk_divider_6812 shift clk_divider 0 6812 NULL nohasharray +disable_so_gateway_addr_addr_wil_fw_record_gateway_data_6812 gateway_addr_addr wil_fw_record_gateway_data 0 6812 &disable_so_shift_clk_divider_6812 nohasharray +disable_so_snd_bebob_stream_get_clock_src_fndecl_6812 snd_bebob_stream_get_clock_src fndecl 0 6812 &disable_so_gateway_addr_addr_wil_fw_record_gateway_data_6812 +disable_so_io_profile_start_time_bfa_fcpim_s_6814 io_profile_start_time bfa_fcpim_s 0 6814 NULL +disable_so_tsc_timestamp_pvclock_vcpu_time_info_6819 tsc_timestamp pvclock_vcpu_time_info 0 6819 NULL +disable_so_paddr_ath10k_skb_rxcb_6820 paddr ath10k_skb_rxcb 0 6820 NULL +disable_so_src_addr_ioat_dma_descriptor_6823 src_addr ioat_dma_descriptor 0 6823 NULL +disable_so_ivsize_ablkcipher_tfm_6824 ivsize ablkcipher_tfm 0 6824 NULL +disable_so_p_val_aic32x4_rate_divs_6838 p_val aic32x4_rate_divs 0 6838 NULL nohasharray +disable_so_bit_putcs_unaligned_fndecl_6838 bit_putcs_unaligned fndecl 5-6-7-8 6838 &disable_so_p_val_aic32x4_rate_divs_6838 +disable_so_iaddr2blockno_fndecl_6842 iaddr2blockno fndecl 0 6842 NULL nohasharray +disable_so_reserved_top_mlx4_bitmap_6842 reserved_top mlx4_bitmap 0 6842 &disable_so_iaddr2blockno_fndecl_6842 +disable_so_address_acpi_object_processor_6844 address acpi_object_processor 0 6844 NULL nohasharray +disable_so_top_freq_region_info_6844 top_freq region_info 0 6844 &disable_so_address_acpi_object_processor_6844 +disable_so_phys_addr_sge_txq_6851 phys_addr sge_txq 0 6851 NULL +disable_so_irq_find_mapping_fndecl_6855 irq_find_mapping fndecl 0-2 6855 NULL +disable_so_ipaddr_rds_ib_ipaddr_6865 ipaddr rds_ib_ipaddr 0 6865 NULL +disable_so_cdv_intel_clock_recovery_ok_fndecl_6866 cdv_intel_clock_recovery_ok fndecl 2 6866 NULL +disable_so_rmw_ath_ops_6869 rmw ath_ops 2-3-4 6869 NULL +disable_so_last_jiffies_ivtv_api_cache_6880 last_jiffies ivtv_api_cache 0 6880 NULL +disable_so_ui_atimensec_ufs2_inode_6881 ui_atimensec ufs2_inode 0 6881 NULL +disable_so_gether_get_host_addr_cdc_fndecl_6888 gether_get_host_addr_cdc fndecl 0 6888 NULL +disable_so_wmi_add_cipher_key_fndecl_6891 wmi_add_cipher_key fndecl 0-2-4 6891 NULL +disable_so_ppp_gidle_fndecl_6898 ppp_gidle fndecl 0-1 6898 NULL +disable_so_dialtimeout_isdn_net_local_s_6908 dialtimeout isdn_net_local_s 0 6908 NULL +disable_so_conf_printf2_fndecl_6910 conf_printf2 fndecl 2-4-5 6910 NULL +disable_so_pilot_stv0900_signal_info_6915 pilot stv0900_signal_info 0 6915 NULL +disable_so_size_log2_t3_wq_6928 size_log2 t3_wq 0 6928 NULL +disable_so_s35390a_set_datetime_fndecl_6935 s35390a_set_datetime fndecl 0 6935 NULL +disable_so_sys_setfsgid_fndecl_6945 sys_setfsgid fndecl 0-1 6945 NULL +disable_so_triflex_load_timing_fndecl_6946 triflex_load_timing fndecl 3 6946 NULL +disable_so_ps2mult_interrupt_fndecl_6951 ps2mult_interrupt fndecl 2 6951 NULL +disable_so_hpi_sample_clock_query_source_fndecl_6959 hpi_sample_clock_query_source fndecl 1-0 6959 NULL +disable_so_tseg2_max_can_bittiming_const_6963 tseg2_max can_bittiming_const 0 6963 NULL +disable_so_rec8b_ata_timing_6977 rec8b ata_timing 0 6977 NULL +disable_so_vactive___fb_timings_6978 vactive __fb_timings 0 6978 NULL +disable_so_mgid_index_mlx4_qp_path_6990 mgid_index mlx4_qp_path 0 6990 NULL +disable_so_log_start_addr_server_hdr_7000 log_start_addr server_hdr 0 7000 NULL +disable_so_t2timer_ax25_info_struct_7019 t2timer ax25_info_struct 0 7019 NULL +disable_so_start_address_mxt_object_7033 start_address mxt_object 0 7033 NULL +disable_so_cpufreq_add_dev_symlink_fndecl_7039 cpufreq_add_dev_symlink fndecl 0 7039 NULL +disable_so_fm10k_systime_read_fndecl_7040 fm10k_systime_read fndecl 0 7040 NULL +disable_so_dv_timings_signal_mode_vivid_dev_7046 dv_timings_signal_mode vivid_dev 0 7046 NULL +disable_so_set_expect_timeout_fndecl_7051 set_expect_timeout fndecl 2 7051 NULL +disable_so_ts_dev_2_peak_time_ref_7055 ts_dev_2 peak_time_ref 0 7055 NULL +disable_so_pci_lat_timer_tg3_7056 pci_lat_timer tg3 0 7056 NULL +disable_so_ioarcb_bus_addr_pmcraid_ioarcb_7057 ioarcb_bus_addr pmcraid_ioarcb 0 7057 NULL +disable_so_tbl_addr_ahci_cmd_hdr_7060 tbl_addr ahci_cmd_hdr 0 7060 NULL +disable_so_total_i915_address_space_7088 total i915_address_space 0 7088 NULL +disable_so_nfs_mountpoint_expiry_timeout_vardecl_7089 nfs_mountpoint_expiry_timeout vardecl 0 7089 NULL +disable_so_rx_control_addr_acx_data_path_params_resp_7090 rx_control_addr acx_data_path_params_resp 0 7090 NULL +disable_so_qs_btimelimit_fs_quota_stat_7091 qs_btimelimit fs_quota_stat 0 7091 NULL +disable_so_SYSC_semtimedop_fndecl_7096 SYSC_semtimedop fndecl 1-3 7096 NULL +disable_so_lm8323_pwm_show_time_fndecl_7100 lm8323_pwm_show_time fndecl 0 7100 NULL +disable_so_start_time_btrfs_transaction_7107 start_time btrfs_transaction 0 7107 NULL +disable_so_dma_bytes_snd_pcm_runtime_7108 dma_bytes snd_pcm_runtime 0 7108 NULL +disable_so_sr__coeff_div_7109 sr _coeff_div 0 7109 NULL +disable_so_assert_pio_clocks_7119 assert pio_clocks 0 7119 NULL +disable_so_sctp_bind_addr_copy_fndecl_7122 sctp_bind_addr_copy fndecl 0-5 7122 NULL +disable_so_irq_domain_get_irq_data_fndecl_7132 irq_domain_get_irq_data fndecl 2 7132 NULL +disable_so_cur_freq_intel_gen6_power_mgmt_7134 cur_freq intel_gen6_power_mgmt 0 7134 NULL nohasharray +disable_so_address_mask_fndecl_7134 address_mask fndecl 0-2 7134 &disable_so_cur_freq_intel_gen6_power_mgmt_7134 +disable_so_timeout_md_thread_7138 timeout md_thread 0 7138 NULL +disable_so_nicvf_register_interrupts_fndecl_7143 nicvf_register_interrupts fndecl 0 7143 NULL +disable_so_logical_drive_info_dma_addr_ips_ha_7146 logical_drive_info_dma_addr ips_ha 0 7146 NULL +disable_so_ai_slowclk_freq_fndecl_7147 ai_slowclk_freq fndecl 0 7147 NULL +disable_so_addr_play_vals_7151 addr play_vals 0 7151 NULL +disable_so_enc_addr_low_ssp_ini_io_start_req_7153 enc_addr_low ssp_ini_io_start_req 0 7153 NULL +disable_so_dev_sockaddr_mISDN_7154 dev sockaddr_mISDN 0 7154 NULL +disable_so_scan_start_time_ath_ant_comb_7155 scan_start_time ath_ant_comb 0 7155 NULL nohasharray +disable_so_mcryptd_hash_final_fndecl_7155 mcryptd_hash_final fndecl 2 7155 &disable_so_scan_start_time_ath_ant_comb_7155 +disable_so_ack_time_minstrel_rate_7156 ack_time minstrel_rate 0 7156 NULL +disable_so_start_time_fscache_retrieval_7166 start_time fscache_retrieval 0 7166 NULL +disable_so_timetosend_nes_timer_entry_7169 timetosend nes_timer_entry 0 7169 NULL +disable_so_autofs4_get_set_timeout_fndecl_7185 autofs4_get_set_timeout fndecl 0 7185 NULL +disable_so_list_voltage_regulator_ops_7194 list_voltage regulator_ops 0-2 7194 NULL +disable_so_round_jiffies_fndecl_7204 round_jiffies fndecl 0-1 7204 NULL nohasharray +disable_so_address_lo_be_bus_address32_7204 address_lo be_bus_address32 0 7204 &disable_so_round_jiffies_fndecl_7204 +disable_so_efx_recycle_rx_pages_fndecl_7206 efx_recycle_rx_pages fndecl 3 7206 NULL +disable_so_ssb_chipco_watchdog_timer_set_fndecl_7210 ssb_chipco_watchdog_timer_set fndecl 2-0 7210 NULL +disable_so_ebitmap_netlbl_export_fndecl_7212 ebitmap_netlbl_export fndecl 0 7212 NULL +disable_so_charge_timeout_wm8350_charger_policy_7222 charge_timeout wm8350_charger_policy 0 7222 NULL +disable_so_tf_c_r820t_freq_range_7225 tf_c r820t_freq_range 0 7225 NULL +disable_so_hpi_read_words_le16_fndecl_7226 hpi_read_words_le16 fndecl 2-4 7226 NULL +disable_so_ip6addrlbl_newdel_fndecl_7230 ip6addrlbl_newdel fndecl 0 7230 NULL +disable_so_seq_default_timer_card_vardecl_7233 seq_default_timer_card vardecl 0 7233 NULL +disable_so_ip6_route_get_saddr_fndecl_7240 ip6_route_get_saddr fndecl 0 7240 NULL +disable_so_packet_timeout_vardecl_legousbtower_c_7247 packet_timeout vardecl_legousbtower.c 0 7247 NULL +disable_so_base_clockid_alarm_base_7253 base_clockid alarm_base 0 7253 NULL +disable_so_pll_time_modem_state_ser12_7269 pll_time modem_state_ser12 0 7269 NULL +disable_so_phyaddr_fe_priv_7272 phyaddr fe_priv 0 7272 NULL +disable_so_xfs_btree_copy_keys_fndecl_7274 xfs_btree_copy_keys fndecl 4 7274 NULL +disable_so_lzo_uncompress_fndecl_7276 lzo_uncompress fndecl 6 7276 NULL +disable_so_spc_assoc_id_sctp_paddr_change_7283 spc_assoc_id sctp_paddr_change 0 7283 NULL +disable_so_min_interrupt_out_interval_vardecl_ldusb_c_7293 min_interrupt_out_interval vardecl_ldusb.c 0 7293 NULL +disable_so_phys_addr_qlcnic_host_rds_ring_7298 phys_addr qlcnic_host_rds_ring 0 7298 NULL +disable_so_ethoc_interrupt_fndecl_7299 ethoc_interrupt fndecl 1 7299 NULL +disable_so_wintime_si_dyn_powertune_data_7305 wintime si_dyn_powertune_data 0 7305 NULL +disable_so_timestamp_cnic_context_7309 timestamp cnic_context 0 7309 NULL nohasharray +disable_so_rx8025_set_clock_adjust_fndecl_7309 rx8025_set_clock_adjust fndecl 2-0 7309 &disable_so_timestamp_cnic_context_7309 +disable_so_read_mac_address_dvb_usb_device_properties_7321 read_mac_address dvb_usb_device_properties 0 7321 NULL +disable_so_pm_runtime_set_active_fndecl_7330 pm_runtime_set_active fndecl 0 7330 NULL +disable_so_snd_seq_oss_synth_addr_fndecl_7331 snd_seq_oss_synth_addr fndecl 0 7331 NULL +disable_so_netlbl_unlabel_addrinfo_get_fndecl_7332 netlbl_unlabel_addrinfo_get fndecl 0 7332 NULL nohasharray +disable_so_transport_type_sockaddr_rxrpc_7332 transport_type sockaddr_rxrpc 0 7332 &disable_so_netlbl_unlabel_addrinfo_get_fndecl_7332 +disable_so_tx_control_addr_acx_data_path_params_resp_7345 tx_control_addr acx_data_path_params_resp 0 7345 NULL +disable_so_intel_runtime_suspend_fndecl_7354 intel_runtime_suspend fndecl 0 7354 NULL nohasharray +disable_so_arb_timeout_pca9541_7354 arb_timeout pca9541 0 7354 &disable_so_intel_runtime_suspend_fndecl_7354 +disable_so_authenc_esn_geniv_ahash_done_fndecl_7357 authenc_esn_geniv_ahash_done fndecl 2 7357 NULL +disable_so_total_blkcipher_walk_7358 total blkcipher_walk 0 7358 NULL +disable_so_mtime_fuse_attr_7361 mtime fuse_attr 0 7361 NULL +disable_so_gtt_phys_addr__intel_private_7365 gtt_phys_addr _intel_private 0 7365 NULL +disable_so_btree_lookup_raw_fndecl_7367 btree_lookup_raw fndecl 0-2-7 7367 NULL +disable_so_show_imon_clock_fndecl_7376 show_imon_clock fndecl 0 7376 NULL +disable_so_acpi_cpufreq_guess_freq_fndecl_7383 acpi_cpufreq_guess_freq fndecl 0 7383 NULL +disable_so_pch_udc_ep_bit_set_fndecl_7386 pch_udc_ep_bit_set fndecl 3 7386 NULL +disable_so_tv_nsec_compat_timespec_7389 tv_nsec compat_timespec 0 7389 NULL +disable_so_try_msr_calibrate_tsc_fndecl_7392 try_msr_calibrate_tsc fndecl 0 7392 NULL +disable_so_msi001_s_frequency_fndecl_7396 msi001_s_frequency fndecl 0 7396 NULL +disable_so_lxt971_ack_interrupt_fndecl_7397 lxt971_ack_interrupt fndecl 0 7397 NULL nohasharray +disable_so_i40e_get_mac_addr_fndecl_7397 i40e_get_mac_addr fndecl 0 7397 &disable_so_lxt971_ack_interrupt_fndecl_7397 +disable_so_conn_db_addr_lo_fcoe_kwqe_conn_offload2_7408 conn_db_addr_lo fcoe_kwqe_conn_offload2 0 7408 NULL +disable_so_spcp8x5_get_msr_fndecl_7409 spcp8x5_get_msr fndecl 0 7409 NULL +disable_so_signal_det_fndecl_7411 signal_det fndecl 2 7411 NULL +disable_so_vclk_fb_div_pll_ct_7423 vclk_fb_div pll_ct 0 7423 NULL +disable_so_crypto_ahash_final_fndecl_7433 crypto_ahash_final fndecl 0 7433 NULL +disable_so_vidioc_s_hw_freq_seek_fndecl_7439 vidioc_s_hw_freq_seek fndecl 0 7439 NULL +disable_so_aa_calc_profile_hash_fndecl_7443 aa_calc_profile_hash fndecl 0-4 7443 NULL +disable_so_count_sha1_state_7456 count sha1_state 0 7456 NULL +disable_so_full_name_hash_fndecl_7466 full_name_hash fndecl 0-2 7466 NULL +disable_so_serial8250_set_divisor_fndecl_7469 serial8250_set_divisor fndecl 4-3 7469 NULL +disable_so_add_hwgenerator_randomness_fndecl_7471 add_hwgenerator_randomness fndecl 2-3 7471 NULL +disable_so_xfs_btree_check_block_fndecl_7472 xfs_btree_check_block fndecl 0 7472 NULL +disable_so_f1x_get_norm_dct_addr_fndecl_7473 f1x_get_norm_dct_addr fndecl 0-3-5 7473 NULL +disable_so_timeout_tid_ampdu_rx_7484 timeout tid_ampdu_rx 0 7484 NULL +disable_so_uv_rtc_find_next_timer_fndecl_7494 uv_rtc_find_next_timer fndecl 2 7494 NULL +disable_so_mmc_erase_timeout_fndecl_7496 mmc_erase_timeout fndecl 0-3-2 7496 NULL +disable_so_interrupt_in_endpoint_edgeport_serial_7513 interrupt_in_endpoint edgeport_serial 0 7513 NULL +disable_so_start_asd_ha_addrspace_7515 start asd_ha_addrspace 0 7515 NULL +disable_so_ccp_register_aes_alg_fndecl_7517 ccp_register_aes_alg fndecl 0 7517 NULL +disable_so_addr_ptr_drm_i915_gem_mmap_7520 addr_ptr drm_i915_gem_mmap 0 7520 NULL +disable_so_ecryptfs_get_tfm_and_mutex_for_cipher_name_fndecl_7524 ecryptfs_get_tfm_and_mutex_for_cipher_name fndecl 0 7524 NULL +disable_so_async_schedule_fndecl_7528 async_schedule fndecl 0 7528 NULL nohasharray +disable_so_crypto_ctr_crypt_inplace_fndecl_7528 crypto_ctr_crypt_inplace fndecl 0 7528 &disable_so_async_schedule_fndecl_7528 +disable_so_snd_mpu401_uart_interrupt_fndecl_7536 snd_mpu401_uart_interrupt fndecl 1 7536 NULL +disable_so_cfg_max_scsicmpl_time_lpfc_vport_7541 cfg_max_scsicmpl_time lpfc_vport 0 7541 NULL +disable_so_blkcipher_done_slow_fndecl_7555 blkcipher_done_slow fndecl 0-2 7555 NULL +disable_so_cg_spll_spread_spectrum_si_clock_registers_7557 cg_spll_spread_spectrum si_clock_registers 0 7557 NULL +disable_so_dev_addr_mv_udc_7559 dev_addr mv_udc 0 7559 NULL +disable_so___restart_timer_fndecl_7572 __restart_timer fndecl 2 7572 NULL +disable_so_phy_interrupt_fndecl_7576 phy_interrupt fndecl 1 7576 NULL +disable_so_pending_auth_reply_time_wl12xx_vif_7583 pending_auth_reply_time wl12xx_vif 0 7583 NULL +disable_so_kempld_wdt_set_stage_timeout_fndecl_7592 kempld_wdt_set_stage_timeout fndecl 3 7592 NULL +disable_so_mwifiex_ret_802_11_mac_address_fndecl_7598 mwifiex_ret_802_11_mac_address fndecl 0 7598 NULL +disable_so_ad799x_write_frequency_fndecl_7606 ad799x_write_frequency fndecl 0-4 7606 NULL +disable_so_htab_map_hash_fndecl_7622 htab_map_hash fndecl 0-2 7622 NULL +disable_so_smack_task_getscheduler_fndecl_7629 smack_task_getscheduler fndecl 0 7629 NULL +disable_so_atomic64_sub_fndecl_7638 atomic64_sub fndecl 1 7638 NULL +disable_so___mcheck_cpu_cap_init_fndecl_7640 __mcheck_cpu_cap_init fndecl 0 7640 NULL +disable_so_sq_dma_addr_nvme_queue_7641 sq_dma_addr nvme_queue 0 7641 NULL +disable_so_data_address_mscp_7645 data_address mscp 0 7645 NULL +disable_so_block_address_ms_param_register_7651 block_address ms_param_register 0 7651 NULL +disable_so___wait_on_bit_lock_fndecl_7653 __wait_on_bit_lock fndecl 0 7653 NULL +disable_so_dma_addr_qla2_sgx_7667 dma_addr qla2_sgx 0 7667 NULL +disable_so_ba1_addr_cs4281_7670 ba1_addr cs4281 0 7670 NULL +disable_so_addr_nv50_disp_mthd_list_7671 addr nv50_disp_mthd_list 0 7671 NULL +disable_so_address_stv090x_config_7672 address stv090x_config 0 7672 NULL +disable_so_addr_oxygen_7675 addr oxygen 0 7675 NULL +disable_so_mei_wd_ops_set_timeout_fndecl_7696 mei_wd_ops_set_timeout fndecl 2 7696 NULL +disable_so_clock_getres_k_clock_7708 clock_getres k_clock 1 7708 NULL +disable_so_hash_shift_neigh_hash_table_7714 hash_shift neigh_hash_table 0 7714 NULL +disable_so_pmu_fast_powerup_delay_fndecl_7721 pmu_fast_powerup_delay fndecl 0 7721 NULL +disable_so_dst_addr_rds_info_rdma_connection_7722 dst_addr rds_info_rdma_connection 0 7722 NULL +disable_so_period_timeriomem_rng_private_data_7730 period timeriomem_rng_private_data 0 7730 NULL +disable_so_ocfs2_flock_handle_signal_fndecl_7734 ocfs2_flock_handle_signal fndecl 0 7734 NULL +disable_so_seq_rds_info_message_7735 seq rds_info_message 0 7735 NULL +disable_so_base_addr_net_device_7745 base_addr net_device 0 7745 NULL +disable_so_sense_addr_fcpio_icmnd_16_7746 sense_addr fcpio_icmnd_16 0 7746 NULL +disable_so_clocks_calc_mult_shift_fndecl_7747 clocks_calc_mult_shift fndecl 3-4-5 7747 NULL +disable_so_monotonic_time_coarse_sec_vsyscall_gtod_data_7749 monotonic_time_coarse_sec vsyscall_gtod_data 0 7749 NULL +disable_so_remote_ca_guid_cm_timewait_info_7768 remote_ca_guid cm_timewait_info 0 7768 NULL +disable_so_tsf_timestamp_wmi_phyerr_7783 tsf_timestamp wmi_phyerr 0 7783 NULL +disable_so_fullbatt_vchk_jiffies_at_charger_manager_7786 fullbatt_vchk_jiffies_at charger_manager 0 7786 NULL +disable_so_st_mtime_nsec_p9_stat_dotl_7787 st_mtime_nsec p9_stat_dotl 0 7787 NULL +disable_so_hmac_sha256_fndecl_7789 hmac_sha256 fndecl 0-2-4 7789 NULL +disable_so_writeback_delay_fndecl_7808 writeback_delay fndecl 0-2 7808 NULL +disable_so_offset_ioctl_gntdev_get_offset_for_vaddr_7812 offset ioctl_gntdev_get_offset_for_vaddr 0 7812 NULL +disable_so_tuner_frequency_stv0288_state_7823 tuner_frequency stv0288_state 0 7823 NULL +disable_so_neigh_hash_grow_fndecl_7824 neigh_hash_grow fndecl 2 7824 NULL +disable_so_timeout_sh_mmcif_host_7836 timeout sh_mmcif_host 0 7836 NULL +disable_so_cpuid_eax_fndecl_7845 cpuid_eax fndecl 0 7845 NULL +disable_so_mclk_pwrmgt_cntl_si_clock_registers_7850 mclk_pwrmgt_cntl si_clock_registers 0 7850 NULL +disable_so_mgt_update_addr_fndecl_7857 mgt_update_addr fndecl 0 7857 NULL nohasharray +disable_so_regmap_bulk_read_fndecl_7857 regmap_bulk_read fndecl 4-0-2 7857 &disable_so_mgt_update_addr_fndecl_7857 +disable_so_cpufreq_governor_init_fndecl_7864 cpufreq_governor_init fndecl 0 7864 NULL +disable_so_sync_freq_arizona_fll_7868 sync_freq arizona_fll 0 7868 NULL +disable_so_channel_switch_time_ath_chanctx_sched_7869 channel_switch_time ath_chanctx_sched 0 7869 NULL nohasharray +disable_so_isp1760_udc_set_address_fndecl_7869 isp1760_udc_set_address fndecl 2 7869 &disable_so_channel_switch_time_ath_chanctx_sched_7869 +disable_so_n_hw_addrs_iwl_nvm_data_7872 n_hw_addrs iwl_nvm_data 0 7872 NULL +disable_so_rcu_jiffies_till_stall_check_fndecl_7874 rcu_jiffies_till_stall_check fndecl 0 7874 NULL +disable_so_seq_b43legacy_txstatus_7880 seq b43legacy_txstatus 0 7880 NULL +disable_so_hpi_tuner_query_frequency_fndecl_7881 hpi_tuner_query_frequency fndecl 0-1 7881 NULL +disable_so_data_address_descriptor_7886 data_address descriptor 0 7886 NULL +disable_so_mpll_dq_func_cntl_ci_clock_registers_7890 mpll_dq_func_cntl ci_clock_registers 0 7890 NULL +disable_so_hpfs_load_bitmap_directory_fndecl_7892 hpfs_load_bitmap_directory fndecl 2 7892 NULL +disable_so_hour_tomoyo_time_7893 hour tomoyo_time 0 7893 NULL +disable_so_dx_pt_regs_7894 dx pt_regs 0 7894 NULL +disable_so_mthca_SW2HW_EQ_fndecl_7906 mthca_SW2HW_EQ fndecl 3-0 7906 NULL +disable_so_megasas_start_timer_fndecl_7920 megasas_start_timer fndecl 4 7920 NULL +disable_so_Memhscx_interrupt_fndecl_7925 Memhscx_interrupt fndecl 2 7925 NULL +disable_so_ena_gpio_regulator_config_7927 ena_gpio regulator_config 0 7927 NULL +disable_so_tda827x_initial_sleep_fndecl_7929 tda827x_initial_sleep fndecl 0 7929 NULL +disable_so_hfrontporch_v4l2_bt_timings_7935 hfrontporch v4l2_bt_timings 0 7935 NULL +disable_so_xfrm_flowi_daddr_fndecl_7937 xfrm_flowi_daddr fndecl 2 7937 NULL +disable_so_fw_schedule_device_work_fndecl_7962 fw_schedule_device_work fndecl 2 7962 NULL +disable_so_xfs_btree_get_bufl_fndecl_7965 xfs_btree_get_bufl fndecl 3 7965 NULL +disable_so_cpu_to_macvtap16_fndecl_7976 cpu_to_macvtap16 fndecl 0-2 7976 NULL nohasharray +disable_so_evm_calc_hmac_or_hash_fndecl_7976 evm_calc_hmac_or_hash fndecl 0-4 7976 &disable_so_cpu_to_macvtap16_fndecl_7976 +disable_so_first_port_bitmap_port_7981 first_port bitmap_port 0 7981 NULL +disable_so_compat_get_bitmap_fndecl_7984 compat_get_bitmap fndecl 0-3 7984 NULL +disable_so_dma_addr_iser_rx_desc_7996 dma_addr iser_rx_desc 0 7996 NULL +disable_so_channel2freq_a_fndecl_7997 channel2freq_a fndecl 0-1 7997 NULL +disable_so_card_snd_timer_info_8007 card snd_timer_info 0 8007 NULL nohasharray +disable_so_svga_set_timings_fndecl_8007 svga_set_timings fndecl 4-5-6-7-8-9 8007 &disable_so_card_snd_timer_info_8007 +disable_so_apanel_addr_vardecl_i2c_i801_c_8018 apanel_addr vardecl_i2c-i801.c 0 8018 NULL +disable_so_bcma_pmu_pll_clock_fndecl_8024 bcma_pmu_pll_clock fndecl 2-3-0 8024 NULL +disable_so_sha1_transform_asm_vardecl_sha1_ssse3_glue_c_8028 sha1_transform_asm vardecl_sha1_ssse3_glue.c 3 8028 NULL +disable_so_add_timer_randomness_fndecl_8030 add_timer_randomness fndecl 2 8030 NULL +disable_so_hash_mask_mesh_table_8031 hash_mask mesh_table 0 8031 NULL +disable_so_show_dgid_fndecl_8032 show_dgid fndecl 0 8032 NULL +disable_so_div_cfg_dib8000_config_8034 div_cfg dib8000_config 0 8034 NULL +disable_so_demod_address_l64781_config_8035 demod_address l64781_config 0 8035 NULL +disable_so_uid_cramfs_inode_8037 uid cramfs_inode 0 8037 NULL +disable_so_recover_timer_read_fndecl_8053 recover_timer_read fndecl 0 8053 NULL +disable_so_usb_sleep_music_show_fndecl_8055 usb_sleep_music_show fndecl 0 8055 NULL +disable_so_hw_ptr_interrupt_snd_pcm_runtime_8061 hw_ptr_interrupt snd_pcm_runtime 0 8061 NULL +disable_so_reset_delay_us_e1000_phy_info_8066 reset_delay_us e1000_phy_info 0 8066 NULL +disable_so_timeout_packet_command_8072 timeout packet_command 0 8072 NULL +disable_so_jiffies_a_sl811_8074 jiffies_a sl811 0 8074 NULL nohasharray +disable_so_idedisk_set_max_address_fndecl_8074 idedisk_set_max_address fndecl 0-2 8074 &disable_so_jiffies_a_sl811_8074 +disable_so_base_addr_TAG_TW_Device_Extension_8076 base_addr TAG_TW_Device_Extension 0 8076 NULL +disable_so_gateway_cmd_addr_wil_fw_record_gateway_data4_8080 gateway_cmd_addr wil_fw_record_gateway_data4 0 8080 NULL +disable_so_snd_cmipci_interrupt_fndecl_8083 snd_cmipci_interrupt fndecl 1 8083 NULL +disable_so_ivsize_blkcipher_alg_8085 ivsize blkcipher_alg 0 8085 NULL +disable_so_mlx5e_add_eth_addr_rule_fndecl_8090 mlx5e_add_eth_addr_rule fndecl 0 8090 NULL +disable_so_sysctl_rose_call_request_timeout_vardecl_8095 sysctl_rose_call_request_timeout vardecl 0 8095 NULL nohasharray +disable_so_b43_phy_maskset_fndecl_8095 b43_phy_maskset fndecl 2-3-4 8095 &disable_so_sysctl_rose_call_request_timeout_vardecl_8095 +disable_so_dma_addr_mraid_pci_blk_8116 dma_addr mraid_pci_blk 0 8116 NULL +disable_so___arch_hweight32_fndecl_8119 __arch_hweight32 fndecl 0-1 8119 NULL +disable_so_lvds_downclock_drm_i915_private_8128 lvds_downclock drm_i915_private 0 8128 NULL +disable_so_calgary_set_split_completion_timeout_fndecl_8129 calgary_set_split_completion_timeout fndecl 2 8129 NULL +disable_so_i_atime_minix2_inode_8131 i_atime minix2_inode 0 8131 NULL +disable_so_xclk_post_div_pll_ct_8137 xclk_post_div pll_ct 0 8137 NULL +disable_so_legacy_display_base_addr_radeon_crtc_8144 legacy_display_base_addr radeon_crtc 0 8144 NULL +disable_so_rv6xx_memory_clock_entry_set_reference_divider_fndecl_8149 rv6xx_memory_clock_entry_set_reference_divider fndecl 3 8149 NULL +disable_so_x86_phys_bits_cpuinfo_x86_8154 x86_phys_bits cpuinfo_x86 0 8154 NULL +disable_so_vmx_get_preemption_timer_value_fndecl_8155 vmx_get_preemption_timer_value fndecl 0 8155 NULL +disable_so_delayed_set_value_led_classdev_8162 delayed_set_value led_classdev 0 8162 NULL +disable_so_link_timeout_fe_priv_8170 link_timeout fe_priv 0 8170 NULL nohasharray +disable_so_snd_ice1712_pro_internal_clock_info_fndecl_8170 snd_ice1712_pro_internal_clock_info fndecl 0 8170 &disable_so_link_timeout_fe_priv_8170 +disable_so___jhash_nwords_fndecl_8180 __jhash_nwords fndecl 0-1-2-3 8180 NULL +disable_so_buffer_addr_e1000_rx_desc_8186 buffer_addr e1000_rx_desc 0 8186 NULL +disable_so_s_wtime_ext2_super_block_8189 s_wtime ext2_super_block 0 8189 NULL nohasharray +disable_so_sel_addr1___mux2_8189 sel_addr1 __mux2 0 8189 &disable_so_s_wtime_ext2_super_block_8189 +disable_so_elan_smbus_sleep_control_fndecl_8190 elan_smbus_sleep_control fndecl 0 8190 NULL +disable_so_hscale_timing_8195 hscale timing 0 8195 NULL +disable_so_mem_addr_sms_data_download_8196 mem_addr sms_data_download 0 8196 NULL +disable_so_last_time2_intel_ilk_power_mgmt_8197 last_time2 intel_ilk_power_mgmt 0 8197 NULL +disable_so_end_point_addr_cx231xx_video_mode_8198 end_point_addr cx231xx_video_mode 0 8198 NULL +disable_so_cmx_delay_dsp_8202 cmx_delay dsp 0 8202 NULL +disable_so_inet6_rtm_deladdr_fndecl_8203 inet6_rtm_deladdr fndecl 0 8203 NULL +disable_so_local_ca_guid_cm_rep_msg_8210 local_ca_guid cm_rep_msg 0 8210 NULL +disable_so_address_r8a66597_device_8227 address r8a66597_device 0 8227 NULL +disable_so_idle_jiffies_tick_sched_8241 idle_jiffies tick_sched 0 8241 NULL nohasharray +disable_so_ver_addr_via_display_timing_8241 ver_addr via_display_timing 0 8241 &disable_so_idle_jiffies_tick_sched_8241 +disable_so_addr_hamachi_desc_8244 addr hamachi_desc 0 8244 NULL nohasharray +disable_so_addr_snd_dmaengine_dai_dma_data_8244 addr snd_dmaengine_dai_dma_data 0 8244 &disable_so_addr_hamachi_desc_8244 +disable_so_ip6addrlbl_add_fndecl_8251 ip6addrlbl_add fndecl 0-4 8251 NULL +disable_so_transtime_vim2m_ctx_8252 transtime vim2m_ctx 0 8252 NULL +disable_so_seq_prism2_frag_entry_8262 seq prism2_frag_entry 0 8262 NULL +disable_so_uid_args_requester_8263 uid args_requester 0 8263 NULL +disable_so_bfa_fcs_lport_ns_sm_gid_ft_retry_fndecl_8264 bfa_fcs_lport_ns_sm_gid_ft_retry fndecl 2 8264 NULL +disable_so_jffs2_lzo_decompress_fndecl_8274 jffs2_lzo_decompress fndecl 3 8274 NULL +disable_so_fb_start_aligned_physaddr_osd_info_8300 fb_start_aligned_physaddr osd_info 0 8300 NULL +disable_so_latch_addr_flash_driver_init_fndecl_8304 latch_addr_flash_driver_init fndecl 0 8304 NULL +disable_so_ab3100_rtc_read_time_fndecl_8312 ab3100_rtc_read_time fndecl 0 8312 NULL +disable_so_set_addr_fndecl_8318 set_addr fndecl 2-4-5 8318 NULL +disable_so_bit_width_acpi_pct_register_8319 bit_width acpi_pct_register 0 8319 NULL +disable_so_cpu_core_id_cpuinfo_x86_8323 cpu_core_id cpuinfo_x86 0 8323 NULL +disable_so_hash_rem_ccp_aes_cmac_req_ctx_8330 hash_rem ccp_aes_cmac_req_ctx 0 8330 NULL +disable_so_ps_timeout_wireless_dev_8334 ps_timeout wireless_dev 0 8334 NULL +disable_so_next_address_dma_ops_domain_8335 next_address dma_ops_domain 0 8335 NULL +disable_so_skcipher_pull_sgl_fndecl_8337 skcipher_pull_sgl fndecl 2 8337 NULL +disable_so_create_impulse_test_signal_fndecl_8361 create_impulse_test_signal fndecl 3 8361 NULL +disable_so_mod_timer_pending_fndecl_8362 mod_timer_pending fndecl 2-0 8362 NULL nohasharray +disable_so_ep0_trb_addr_dwc3_8362 ep0_trb_addr dwc3 0 8362 &disable_so_mod_timer_pending_fndecl_8362 +disable_so_mtt_base_addr_h_mlx4_cq_context_8364 mtt_base_addr_h mlx4_cq_context 0 8364 NULL +disable_so_i2c_smbus_write_byte_data_fndecl_8369 i2c_smbus_write_byte_data fndecl 0-2-3 8369 NULL +disable_so_tpg_hscale_div_fndecl_8382 tpg_hscale_div fndecl 0-3 8382 NULL +disable_so_timestamp_bnx2i_endpoint_8390 timestamp bnx2i_endpoint 0 8390 NULL +disable_so_audit_backlog_wait_time_vardecl_audit_c_8393 audit_backlog_wait_time vardecl_audit.c 0 8393 NULL +disable_so_compat_put_timeval_fndecl_8394 compat_put_timeval fndecl 0 8394 NULL +disable_so_btree_remove128_fndecl_8408 btree_remove128 fndecl 2 8408 NULL +disable_so_pcxhr_hardware_timer_fndecl_8413 pcxhr_hardware_timer fndecl 0 8413 NULL +disable_so_ixgbe_atr_compute_sig_hash_82599_fndecl_8416 ixgbe_atr_compute_sig_hash_82599 fndecl 0 8416 NULL +disable_so_space_id_acpi_generic_address_8425 space_id acpi_generic_address 0 8425 NULL +disable_so_befs_btree_read_fndecl_8444 befs_btree_read fndecl 3 8444 NULL +disable_so_cttimeout_default_set_fndecl_8445 cttimeout_default_set fndecl 0 8445 NULL +disable_so_set_bdaddr_hci_dev_8450 set_bdaddr hci_dev 0 8450 NULL +disable_so_select_addr_qla82xx_md_entry_queue_8457 select_addr qla82xx_md_entry_queue 0 8457 NULL +disable_so_crypto_register_alg_fndecl_8460 crypto_register_alg fndecl 0 8460 NULL +disable_so_inet6_fill_ifmcaddr_fndecl_8465 inet6_fill_ifmcaddr fndecl 0-3-5 8465 NULL +disable_so_image_address_acpi_table_bgrt_8468 image_address acpi_table_bgrt 0 8468 NULL +disable_so_cmd_lock_addr_ulp_mem_io_8484 cmd_lock_addr ulp_mem_io 0 8484 NULL +disable_so_r600_engine_clock_entry_set_step_time_fndecl_8486 r600_engine_clock_entry_set_step_time fndecl 3 8486 NULL +disable_so_cxd2820r_sleep_t2_fndecl_8488 cxd2820r_sleep_t2 fndecl 0 8488 NULL +disable_so_si_get_cu_active_bitmap_fndecl_8498 si_get_cu_active_bitmap fndecl 0-2-3 8498 NULL +disable_so_clock_drxd_config_8500 clock drxd_config 0 8500 NULL nohasharray +disable_so_i2c_addr_zl10039_state_8500 i2c_addr zl10039_state 0 8500 &disable_so_clock_drxd_config_8500 nohasharray +disable_so_map_sg_dma_map_ops_8500 map_sg dma_map_ops 0-3 8500 &disable_so_i2c_addr_zl10039_state_8500 +disable_so_addr_vt1211_data_8504 addr vt1211_data 0 8504 NULL +disable_so_vsync_pulse_width_lvds_dvo_timing_8520 vsync_pulse_width lvds_dvo_timing 0 8520 NULL +disable_so_set_frequency_fndecl_8523 set_frequency fndecl 0-3 8523 NULL +disable_so_lola_enable_clock_events_fndecl_8528 lola_enable_clock_events fndecl 0 8528 NULL +disable_so_pci_prepare_to_sleep_fndecl_8531 pci_prepare_to_sleep fndecl 0 8531 NULL +disable_so_valleyview_rps_max_freq_fndecl_8541 valleyview_rps_max_freq fndecl 0 8541 NULL +disable_so_wm8350_set_clkdiv_fndecl_8547 wm8350_set_clkdiv fndecl 3 8547 NULL +disable_so_scope_inet6_ifaddr_8569 scope inet6_ifaddr 0 8569 NULL +disable_so_hci_update_random_address_fndecl_8570 hci_update_random_address fndecl 0 8570 NULL nohasharray +disable_so_level_btrfs_delayed_extent_op_8570 level btrfs_delayed_extent_op 0 8570 &disable_so_hci_update_random_address_fndecl_8570 +disable_so_p5_mt9t112_pll_divider_8582 p5 mt9t112_pll_divider 0 8582 NULL +disable_so_period_frames_snd_pcm_oss_runtime_8583 period_frames snd_pcm_oss_runtime 0 8583 NULL nohasharray +disable_so_sgtl5000_set_clock_fndecl_8583 sgtl5000_set_clock fndecl 2 8583 &disable_so_period_frames_snd_pcm_oss_runtime_8583 +disable_so_ns_to_timespec_fndecl_8584 ns_to_timespec fndecl 1 8584 NULL +disable_so_mmc_test_random_perf_fndecl_8591 mmc_test_random_perf fndecl 0 8591 NULL +disable_so_ac_sleep_before_get_state_ms_vardecl_ac_c_8592 ac_sleep_before_get_state_ms vardecl_ac.c 0 8592 NULL +disable_so_s5h1420_getfreqoffset_fndecl_8597 s5h1420_getfreqoffset fndecl 0 8597 NULL +disable_so_pll_j_aic32x4_rate_divs_8598 pll_j aic32x4_rate_divs 0 8598 NULL +disable_so_freq_stb0899_params_8606 freq stb0899_params 0 8606 NULL +disable_so_vblank_hi_oaktrail_timing_info_8607 vblank_hi oaktrail_timing_info 0 8607 NULL +disable_so_subnet_timeout_ipath_ibdev_8613 subnet_timeout ipath_ibdev 0 8613 NULL nohasharray +disable_so_demod_address_or51211_config_8613 demod_address or51211_config 0 8613 &disable_so_subnet_timeout_ipath_ibdev_8613 +disable_so___compat_put_timespec_fndecl_8625 __compat_put_timespec fndecl 0 8625 NULL +disable_so_sq_addr_hi_fcoe_kwqe_conn_offload1_8631 sq_addr_hi fcoe_kwqe_conn_offload1 0 8631 NULL +disable_so_compat_sock_get_timestamp_fndecl_8635 compat_sock_get_timestamp fndecl 0 8635 NULL +disable_so_next_sit_addr_fndecl_8639 next_sit_addr fndecl 0-2 8639 NULL +disable_so_update_mc_addr_fm10k_mac_ops_8643 update_mc_addr fm10k_mac_ops 4 8643 NULL +disable_so_img_ir_timing_range_convert_fndecl_8648 img_ir_timing_range_convert fndecl 3-4-5 8648 NULL +disable_so_adc_clock_ratio_dib0090_io_config_8649 adc_clock_ratio dib0090_io_config 0 8649 NULL +disable_so_regcache_rbtree_sync_fndecl_8655 regcache_rbtree_sync fndecl 0-2-3 8655 NULL +disable_so_nilfs_btree_gather_data_fndecl_8666 nilfs_btree_gather_data fndecl 0-4 8666 NULL +disable_so__scsih_get_sas_address_fndecl_8674 _scsih_get_sas_address fndecl 2 8674 NULL +disable_so_mul_u64_u32_shr_fndecl_8675 mul_u64_u32_shr fndecl 0-1-2-3 8675 NULL +disable_so_find_next_zero_bit_fndecl_8677 find_next_zero_bit fndecl 0-2-3 8677 NULL +disable_so_generic_set_freq_fndecl_8678 generic_set_freq fndecl 0-2 8678 NULL +disable_so_time_in_irq_usb_usbvision_8687 time_in_irq usb_usbvision 0 8687 NULL +disable_so_data_addr_asc_scsiq_1_8688 data_addr asc_scsiq_1 0 8688 NULL +disable_so_nl80211_parse_random_mac_fndecl_8702 nl80211_parse_random_mac fndecl 0 8702 NULL +disable_so_hpi_compander_set_attack_time_constant_fndecl_8705 hpi_compander_set_attack_time_constant fndecl 1-0 8705 NULL +disable_so_qla2x00_sns_gid_pt_fndecl_8706 qla2x00_sns_gid_pt fndecl 0 8706 NULL +disable_so_tipc_own_addr_fndecl_8707 tipc_own_addr fndecl 0 8707 NULL +disable_so_da9055_rtc_read_time_fndecl_8709 da9055_rtc_read_time fndecl 0 8709 NULL +disable_so_theta__fll_div_8710 theta _fll_div 0 8710 NULL nohasharray +disable_so_size_genwqe_bitstream_8710 size genwqe_bitstream 0 8710 &disable_so_theta__fll_div_8710 +disable_so_cpu_to_virtio64_fndecl_8714 cpu_to_virtio64 fndecl 0-2 8714 NULL +disable_so_sleep_reg_bma180_part_info_8720 sleep_reg bma180_part_info 0 8720 NULL +disable_so_via_clock_init_fndecl_8721 via_clock_init fndecl 2 8721 NULL +disable_so_time_reftime_vardecl_ntp_c_8722 time_reftime vardecl_ntp.c 0 8722 NULL +disable_so_sysfs_set_reg_fndecl_8723 sysfs_set_reg fndecl 5 8723 NULL +disable_so_rport_del_timeout_vardecl_8725 rport_del_timeout vardecl 0 8725 NULL +disable_so_rb_subtree_gap_vm_area_struct_8729 rb_subtree_gap vm_area_struct 0 8729 NULL +disable_so_mipi_dsi_dcs_set_column_address_fndecl_8732 mipi_dsi_dcs_set_column_address fndecl 0 8732 NULL +disable_so_aes_encrypt_fail_read_fndecl_8737 aes_encrypt_fail_read fndecl 0-3 8737 NULL +disable_so_sumo_set_uvd_clock_fndecl_8742 sumo_set_uvd_clock fndecl 0-2-3-4 8742 NULL +disable_so_daddr_irlap_cb_8752 daddr irlap_cb 0 8752 NULL +disable_so_skcipher_sendpage_fndecl_8759 skcipher_sendpage fndecl 0-3-4-5 8759 NULL +disable_so_bitmap_store_fndecl_8764 bitmap_store fndecl 0-3 8764 NULL +disable_so_outdiv_arizona_fll_cfg_8765 outdiv arizona_fll_cfg 0 8765 NULL +disable_so_mce_start_timer_fndecl_8772 mce_start_timer fndecl 1 8772 NULL nohasharray +disable_so_kxcjk1013_runtime_resume_fndecl_8772 kxcjk1013_runtime_resume fndecl 0 8772 &disable_so_mce_start_timer_fndecl_8772 +disable_so_p_addr_fw_desc_8777 p_addr fw_desc 0 8777 NULL +disable_so_count_uid_gid_extent_8799 count uid_gid_extent 0 8799 NULL +disable_so_ring_base_address_kfd_ioctl_create_queue_args_8811 ring_base_address kfd_ioctl_create_queue_args 0 8811 NULL +disable_so_start_addr_mlx5_mkey_seg_8817 start_addr mlx5_mkey_seg 0 8817 NULL +disable_so_ui_gid_ufs2_inode_8825 ui_gid ufs2_inode 0 8825 NULL +disable_so_addr_idx_tx_sw_desc_8827 addr_idx tx_sw_desc 0 8827 NULL +disable_so_cookie_init_timestamp_fndecl_8835 cookie_init_timestamp fndecl 0 8835 NULL +disable_so_f2fs_crypto_initialize_fndecl_8839 f2fs_crypto_initialize fndecl 0 8839 NULL +disable_so_timeout_ib_mad_send_wr_private_8841 timeout ib_mad_send_wr_private 0 8841 NULL nohasharray +disable_so_ddiv_gf100_clk_info_8841 ddiv gf100_clk_info 0 8841 &disable_so_timeout_ib_mad_send_wr_private_8841 +disable_so_start_time_ieee80211_p2p_noa_desc_8844 start_time ieee80211_p2p_noa_desc 0 8844 NULL +disable_so__isl12057_rtc_read_time_fndecl_8850 _isl12057_rtc_read_time fndecl 0 8850 NULL +disable_so_read_addr_qla8xxx_minidump_entry_cache_8859 read_addr qla8xxx_minidump_entry_cache 0 8859 NULL +disable_so_b43legacy_get_txgain_freq_power_amp_fndecl_8866 b43legacy_get_txgain_freq_power_amp fndecl 0-1 8866 NULL +disable_so_ldelay_codel_vars_8872 ldelay codel_vars 0 8872 NULL +disable_so_mode_addr_ath_gen_timer_configuration_8875 mode_addr ath_gen_timer_configuration 0 8875 NULL +disable_so_move_addr_to_kernel_fndecl_8882 move_addr_to_kernel fndecl 0-2 8882 NULL +disable_so_last_time_cpufreq_stats_8891 last_time cpufreq_stats 0 8891 NULL +disable_so_di_uid_xfs_icdinode_8897 di_uid xfs_icdinode 0 8897 NULL +disable_so_g84_cipher_init_fndecl_8909 g84_cipher_init fndecl 0 8909 NULL +disable_so_slave_addr_intel_dvo_device_8910 slave_addr intel_dvo_device 0 8910 NULL +disable_so_avg_time_ide_tape_obj_8917 avg_time ide_tape_obj 0 8917 NULL +disable_so_ticks_timerfd_ctx_8928 ticks timerfd_ctx 0 8928 NULL +disable_so_st_atime_compat_stat_8936 st_atime compat_stat 0 8936 NULL +disable_so_addrconf_init_net_fndecl_8938 addrconf_init_net fndecl 0 8938 NULL +disable_so_qla4xxx_start_timer_fndecl_8945 qla4xxx_start_timer fndecl 3 8945 NULL +disable_so_crypto_blkcipher_decrypt_fndecl_8955 crypto_blkcipher_decrypt fndecl 0-4 8955 NULL +disable_so_guest_physical_address_vmcs12_8957 guest_physical_address vmcs12 0 8957 NULL +disable_so_acpi_lpss_runtime_resume_fndecl_8958 acpi_lpss_runtime_resume fndecl 0 8958 NULL nohasharray +disable_so_tegra_spi_runtime_resume_fndecl_8958 tegra_spi_runtime_resume fndecl 0 8958 &disable_so_acpi_lpss_runtime_resume_fndecl_8958 +disable_so_runtime_resume_fndecl_8969 runtime_resume fndecl 0 8969 NULL +disable_so_hpi_tuner_set_hd_radio_signal_blend_fndecl_8970 hpi_tuner_set_hd_radio_signal_blend fndecl 0-1 8970 NULL +disable_so_wait_isoch_resource_delay_after_bus_reset_fndecl_8971 wait_isoch_resource_delay_after_bus_reset fndecl 0 8971 NULL +disable_so_end_fw_address_region_8972 end fw_address_region 0 8972 NULL +disable_so_sel_time_fcoe_ctlr_8977 sel_time fcoe_ctlr 0 8977 NULL +disable_so_unmap_addr_tso_state_8980 unmap_addr tso_state 0 8980 NULL +disable_so_v_freq_adv76xx_video_standards_8995 v_freq adv76xx_video_standards 0 8995 NULL +disable_so_p3_mt9t112_pll_divider_8996 p3 mt9t112_pll_divider 0 8996 NULL +disable_so_si476x_cmd_tune_seek_freq_fndecl_8997 si476x_cmd_tune_seek_freq fndecl 0-4-6 8997 NULL +disable_so_lzo1x_1_do_compress_fndecl_9000 lzo1x_1_do_compress fndecl 2 9000 NULL +disable_so_data_ramfuc_reg_9003 data ramfuc_reg 0 9003 NULL +disable_so_uid_drm_client_9005 uid drm_client 0 9005 NULL nohasharray +disable_so_size_pfn_var_mtrr_range_state_9005 size_pfn var_mtrr_range_state 0 9005 &disable_so_uid_drm_client_9005 +disable_so_decode_attr_time_modify_fndecl_9006 decode_attr_time_modify fndecl 0 9006 NULL nohasharray +disable_so_last_jiffies_debug_vals_9006 last_jiffies debug_vals 0 9006 &disable_so_decode_attr_time_modify_fndecl_9006 +disable_so_i2c_address_tua6100_priv_9007 i2c_address tua6100_priv 0 9007 NULL nohasharray +disable_so_end_mtrr_iter_9007 end mtrr_iter 0 9007 &disable_so_i2c_address_tua6100_priv_9007 +disable_so_sin6_flowinfo_sockaddr_in6_9019 sin6_flowinfo sockaddr_in6 0 9019 NULL nohasharray +disable_so_device_destroy_fndecl_9019 device_destroy fndecl 2 9019 &disable_so_sin6_flowinfo_sockaddr_in6_9019 +disable_so_si_tss_segment_16_9021 si tss_segment_16 0 9021 NULL +disable_so_parport_ieee1284_epp_write_addr_fndecl_9024 parport_ieee1284_epp_write_addr fndecl 0 9024 NULL +disable_so_esi_user_regs_struct32_9028 esi user_regs_struct32 0 9028 NULL +disable_so_clockevents_unbind_device_fndecl_9035 clockevents_unbind_device fndecl 2 9035 NULL nohasharray +disable_so_t1_interrupt_fndecl_9035 t1_interrupt fndecl 1 9035 &disable_so_clockevents_unbind_device_fndecl_9035 nohasharray +disable_so_randomize_stack_top_fndecl_9035 randomize_stack_top fndecl 0-1 9035 &disable_so_t1_interrupt_fndecl_9035 +disable_so_mv88e6xxx_set_addr_direct_fndecl_9045 mv88e6xxx_set_addr_direct fndecl 0 9045 NULL +disable_so_phy_addr_cas_9051 phy_addr cas 0 9051 NULL +disable_so_usnic_transport_sock_get_addr_fndecl_9083 usnic_transport_sock_get_addr fndecl 0 9083 NULL +disable_so_debug_dma_free_coherent_fndecl_9087 debug_dma_free_coherent fndecl 4 9087 NULL nohasharray +disable_so_hashtab_insert_fndecl_9087 hashtab_insert fndecl 0 9087 &disable_so_debug_dma_free_coherent_fndecl_9087 +disable_so_kblockd_schedule_delayed_work_on_fndecl_9095 kblockd_schedule_delayed_work_on fndecl 3-1 9095 NULL nohasharray +disable_so_lbs_host_sleep_cfg_fndecl_9095 lbs_host_sleep_cfg fndecl 0 9095 &disable_so_kblockd_schedule_delayed_work_on_fndecl_9095 +disable_so_q_ctime_msg_queue_9100 q_ctime msg_queue 0 9100 NULL +disable_so_start_time_il_spectrum_cmd_9104 start_time il_spectrum_cmd 0 9104 NULL +disable_so_local_clock_fndecl_9106 local_clock fndecl 0 9106 NULL +disable_so_addr_xtsplit_9109 addr xtsplit 0 9109 NULL +disable_so_runtime_suspend_fndecl_9118 runtime_suspend fndecl 0 9118 NULL +disable_so_pch_src_uuid_lo_read_fndecl_9120 pch_src_uuid_lo_read fndecl 0 9120 NULL nohasharray +disable_so_freq_is_chan_12_13_14_fndecl_9120 freq_is_chan_12_13_14 fndecl 1 9120 &disable_so_pch_src_uuid_lo_read_fndecl_9120 +disable_so_addr1___pollrdmwr_9145 addr1 __pollrdmwr 0 9145 NULL +disable_so_iowrite16_rep_fndecl_9149 iowrite16_rep fndecl 3 9149 NULL +disable_so_rss_hash_result_eth_fast_path_rx_cqe_9151 rss_hash_result eth_fast_path_rx_cqe 0 9151 NULL +disable_so_ieee80211_fill_mesh_addresses_fndecl_9154 ieee80211_fill_mesh_addresses fndecl 0 9154 NULL +disable_so_dequeue_signal_lock_fndecl_9161 dequeue_signal_lock fndecl 0 9161 NULL +disable_so_min_tomoyo_time_9165 min tomoyo_time 0 9165 NULL +disable_so_hash_kernfs_node_9177 hash kernfs_node 0 9177 NULL +disable_so_get_subaddr_fndecl_9183 get_subaddr fndecl 0-3 9183 NULL +disable_so_tms_stime_tms_9187 tms_stime tms 0 9187 NULL +disable_so_shash_async_final_fndecl_9193 shash_async_final fndecl 0 9193 NULL +disable_so_sksg_dma_address_skd_request_context_9194 sksg_dma_address skd_request_context 0 9194 NULL +disable_so_rss_hash_val_rss_header_9205 rss_hash_val rss_header 0 9205 NULL +disable_so_actual_clock_mmc_host_9217 actual_clock mmc_host 0 9217 NULL +disable_so_xt_cluster_is_multicast_addr_fndecl_9218 xt_cluster_is_multicast_addr fndecl 2 9218 NULL +disable_so_ww_mutex_lock_interruptible_fndecl_9222 ww_mutex_lock_interruptible fndecl 0 9222 NULL +disable_so_twake_snd_pcm_runtime_9229 twake snd_pcm_runtime 0 9229 NULL +disable_so_read_file_bt_ant_diversity_fndecl_9236 read_file_bt_ant_diversity fndecl 0 9236 NULL +disable_so_tx_complete_addr_acx_data_path_params_resp_9246 tx_complete_addr acx_data_path_params_resp 0 9246 NULL +disable_so_pbn_div_drm_dp_mst_topology_mgr_9251 pbn_div drm_dp_mst_topology_mgr 0 9251 NULL +disable_so_num_address_p54_group_address_table_9258 num_address p54_group_address_table 0 9258 NULL +disable_so_ks108_set_xaddr_fndecl_9262 ks108_set_xaddr fndecl 2-3 9262 NULL +disable_so_xtal_freq_qm1d1c0042_config_9263 xtal_freq qm1d1c0042_config 0 9263 NULL +disable_so_lbs_host_sleep_read_fndecl_9270 lbs_host_sleep_read fndecl 3-0 9270 NULL +disable_so_fdiv_it913x_dev_9273 fdiv it913x_dev 0 9273 NULL nohasharray +disable_so_oom_score_adj_signal_struct_9273 oom_score_adj signal_struct 0 9273 &disable_so_fdiv_it913x_dev_9273 +disable_so_compat_sys_mq_timedsend_fndecl_9287 compat_sys_mq_timedsend fndecl 3-1 9287 NULL +disable_so_snd_tea575x_val_to_freq_fndecl_9302 snd_tea575x_val_to_freq fndecl 0-2 9302 NULL +disable_so_addr_resolve_fndecl_9304 addr_resolve fndecl 0 9304 NULL +disable_so_address_mic_vqconfig_9306 address mic_vqconfig 0 9306 NULL nohasharray +disable_so_stat_params_addr_lo_fcoe_kwqe_stat_9306 stat_params_addr_lo fcoe_kwqe_stat 0 9306 &disable_so_address_mic_vqconfig_9306 +disable_so_trace_clock_local_fndecl_9318 trace_clock_local fndecl 0 9318 NULL nohasharray +disable_so_proc_gid_map_write_fndecl_9318 proc_gid_map_write fndecl 0-3 9318 &disable_so_trace_clock_local_fndecl_9318 +disable_so_discovery_timeout_mpath_info_9320 discovery_timeout mpath_info 0 9320 NULL +disable_so_xmit_timeout_nbd_device_9323 xmit_timeout nbd_device 0 9323 NULL +disable_so_timer_irq_vardecl_cs5535_clockevt_c_9326 timer_irq vardecl_cs5535-clockevt.c 0 9326 NULL +disable_so_kblockd_schedule_delayed_work_fndecl_9328 kblockd_schedule_delayed_work fndecl 2 9328 NULL +disable_so_utimes_common_fndecl_9330 utimes_common fndecl 0 9330 NULL +disable_so_di_gid_qnx4_inode_entry_9346 di_gid qnx4_inode_entry 0 9346 NULL nohasharray +disable_so_rpc_localaddr_fndecl_9346 rpc_localaddr fndecl 0 9346 &disable_so_di_gid_qnx4_inode_entry_9346 +disable_so_ibits_pll_freq_tbl_9354 ibits pll_freq_tbl 0 9354 NULL +disable_so_addr_nct6683_data_9356 addr nct6683_data 0 9356 NULL +disable_so_l2_fhdr_hash_l2_fhdr_9360 l2_fhdr_hash l2_fhdr 0 9360 NULL +disable_so_hpfs_count_one_bitmap_fndecl_9362 hpfs_count_one_bitmap fndecl 0-2 9362 NULL +disable_so_ax25_uid_ioctl_fndecl_9367 ax25_uid_ioctl fndecl 0 9367 NULL +disable_so_last_rebuild_jiffies_inet_frags_9369 last_rebuild_jiffies inet_frags 0 9369 NULL +disable_so_hash_ipportnet6_expire_fndecl_9373 hash_ipportnet6_expire fndecl 4 9373 NULL +disable_so_uuid_count_mgmt_cp_start_service_discovery_9374 uuid_count mgmt_cp_start_service_discovery 0 9374 NULL +disable_so_ixgbe_set_vf_mac_addr_fndecl_9376 ixgbe_set_vf_mac_addr fndecl 3 9376 NULL +disable_so_addr_dma_desc_9383 addr dma_desc 0 9383 NULL +disable_so_ilk_get_aux_clock_divider_fndecl_9386 ilk_get_aux_clock_divider fndecl 0 9386 NULL +disable_so_host_bfa_bsg_rport_scsi_addr_s_9387 host bfa_bsg_rport_scsi_addr_s 0 9387 NULL +disable_so_xfs_btree_init_block_int_fndecl_9393 xfs_btree_init_block_int fndecl 3-7 9393 NULL +disable_so_dutycycle_pwm_voltages_9394 dutycycle pwm_voltages 0 9394 NULL +disable_so_max_timer_ms_ssb_chipcommon_9403 max_timer_ms ssb_chipcommon 0 9403 NULL +disable_so_demod_address_jdvbt90502_config_9412 demod_address jdvbt90502_config 0 9412 NULL nohasharray +disable_so_inet_dev_addr_type_fndecl_9412 inet_dev_addr_type fndecl 3 9412 &disable_so_demod_address_jdvbt90502_config_9412 +disable_so_bit_offset_acpi_generic_address_9413 bit_offset acpi_generic_address 0 9413 NULL +disable_so_crypto_hash_update_fndecl_9415 crypto_hash_update fndecl 0-3 9415 NULL +disable_so_ftdi_2232h_baud_to_divisor_fndecl_9425 ftdi_2232h_baud_to_divisor fndecl 0-1 9425 NULL +disable_so_blk_post_runtime_resume_fndecl_9432 blk_post_runtime_resume fndecl 2 9432 NULL +disable_so_parent_btrfs_delayed_data_ref_9437 parent btrfs_delayed_data_ref 0 9437 NULL nohasharray +disable_so_netxen_get_interrupt_mode_fndecl_9437 netxen_get_interrupt_mode fndecl 0 9437 &disable_so_parent_btrfs_delayed_data_ref_9437 +disable_so_entry_attr_timeout_fndecl_9441 entry_attr_timeout fndecl 0 9441 NULL +disable_so_wall_time_snsec_vsyscall_gtod_data_9445 wall_time_snsec vsyscall_gtod_data 0 9445 NULL +disable_so_atm_get_addr_fndecl_9446 atm_get_addr fndecl 3 9446 NULL +disable_so_address_efx_farch_register_test_9448 address efx_farch_register_test 0 9448 NULL +disable_so_rx_errors_net_device_stats_9453 rx_errors net_device_stats 0 9453 NULL +disable_so_crypto_sha1_update_fndecl_9455 crypto_sha1_update fndecl 3 9455 NULL +disable_so_bm_set_drbd_bitmap_9457 bm_set drbd_bitmap 0 9457 NULL +disable_so_mb86a16_write_fndecl_9462 mb86a16_write fndecl 3 9462 NULL +disable_so_cycle_delay_radeon_dpm_fan_9463 cycle_delay radeon_dpm_fan 0 9463 NULL +disable_so_value_vmx_msr_entry_9464 value vmx_msr_entry 0 9464 NULL +disable_so_io_bitmap_b_vmcs12_9472 io_bitmap_b vmcs12 0 9472 NULL +disable_so_brtime_id_seeprom_config_9474 brtime_id seeprom_config 0 9474 NULL +disable_so_frequency_stv0367ter_state_9481 frequency stv0367ter_state 0 9481 NULL +disable_so_ccp_aes_cmac_setkey_fndecl_9503 ccp_aes_cmac_setkey fndecl 0-3 9503 NULL +disable_so_tsc_ratio_vcpu_svm_9506 tsc_ratio vcpu_svm 0 9506 NULL +disable_so_crypto_cts_setkey_fndecl_9507 crypto_cts_setkey fndecl 0-3 9507 NULL +disable_so_clock_t_to_compat_clock_t_fndecl_9510 clock_t_to_compat_clock_t fndecl 1-0 9510 NULL +disable_so_xcan_err_interrupt_fndecl_9511 xcan_err_interrupt fndecl 2 9511 NULL nohasharray +disable_so_gru_start_paddr_vardecl_x2apic_uv_x_c_9511 gru_start_paddr vardecl_x2apic_uv_x.c 0 9511 &disable_so_xcan_err_interrupt_fndecl_9511 +disable_so_nilfs_btree_check_delete_fndecl_9514 nilfs_btree_check_delete fndecl 0 9514 NULL +disable_so_debug_dma_sync_single_for_device_fndecl_9517 debug_dma_sync_single_for_device fndecl 3-2 9517 NULL +disable_so_single_bit_error_correct_fndecl_9520 single_bit_error_correct fndecl 4 9520 NULL +disable_so_data_busaddr_ips_scb_9530 data_busaddr ips_scb 0 9530 NULL +disable_so_diversity_delay_dib8000_config_9533 diversity_delay dib8000_config 0 9533 NULL +disable_so_ems_usb_set_bittiming_fndecl_9537 ems_usb_set_bittiming fndecl 0 9537 NULL +disable_so_port_update_gid_work_9549 port update_gid_work 0 9549 NULL +disable_so_cryptomgr_schedule_test_fndecl_9550 cryptomgr_schedule_test fndecl 0 9550 NULL +disable_so_hpd_eop_gpu_addr_radeon_mec_9554 hpd_eop_gpu_addr radeon_mec 0 9554 NULL +disable_so_cluster_slot_bitmap_9571 cluster_slot bitmap 0 9571 NULL +disable_so_address_space_cmos_rtc_board_info_9586 address_space cmos_rtc_board_info 0 9586 NULL +disable_so_regcache_rbtree_set_register_fndecl_9588 regcache_rbtree_set_register fndecl 3-4 9588 NULL +disable_so_gen8_xcs_signal_fndecl_9591 gen8_xcs_signal fndecl 0-2 9591 NULL +disable_so_time_stamp_il_tx_queue_9592 time_stamp il_tx_queue 0 9592 NULL +disable_so_first_dev_address_fndecl_9599 first_dev_address fndecl 0-1 9599 NULL +disable_so_lpfc_max_scsicmpl_time_show_fndecl_9604 lpfc_max_scsicmpl_time_show fndecl 0 9604 NULL +disable_so_efx_ef10_get_sysclk_freq_fndecl_9605 efx_ef10_get_sysclk_freq fndecl 0 9605 NULL +disable_so_utime_signal_struct_9619 utime signal_struct 0 9619 NULL nohasharray +disable_so_connected_time_station_info_9619 connected_time station_info 0 9619 &disable_so_utime_signal_struct_9619 +disable_so_elapsed_time_f2fs_checkpoint_9631 elapsed_time f2fs_checkpoint 0 9631 NULL +disable_so_read_addr_qla8044_minidump_entry_pollrd_9634 read_addr qla8044_minidump_entry_pollrd 0 9634 NULL +disable_so_time_stamp_sec_TAG_TW_Event_9639 time_stamp_sec TAG_TW_Event 0 9639 NULL +disable_so_blk_pre_runtime_suspend_fndecl_9640 blk_pre_runtime_suspend fndecl 0 9640 NULL +disable_so_ds_divider_index_sumo_pl_9644 ds_divider_index sumo_pl 0 9644 NULL +disable_so_out_of_line_wait_on_bit_timeout_fndecl_9648 out_of_line_wait_on_bit_timeout fndecl 5-0 9648 NULL +disable_so_sys_getuid16_fndecl_9653 sys_getuid16 fndecl 0 9653 NULL +disable_so_smc_interrupt_fndecl_9659 smc_interrupt fndecl 1 9659 NULL +disable_so_pld_clock_kempld_device_data_9670 pld_clock kempld_device_data 0 9670 NULL +disable_so_hello_time_show_fndecl_9675 hello_time_show fndecl 0 9675 NULL +disable_so_paddr_tsq_info_9680 paddr tsq_info 0 9680 NULL +disable_so_fifo_addr_fwnet_packet_task_9682 fifo_addr fwnet_packet_task 0 9682 NULL +disable_so_uaddr_ivtv_dma_page_info_9683 uaddr ivtv_dma_page_info 0 9683 NULL +disable_so_lp872x_regulator_enable_time_fndecl_9684 lp872x_regulator_enable_time fndecl 0 9684 NULL +disable_so_r67_val_fc2580_freq_regs_9685 r67_val fc2580_freq_regs 0 9685 NULL +disable_so_mclk_freq_rj54n1_pdata_9727 mclk_freq rj54n1_pdata 0 9727 NULL +disable_so_qdelay_pie_vars_9735 qdelay pie_vars 0 9735 NULL +disable_so_uncore_msr_fixed_ctl_fndecl_9740 uncore_msr_fixed_ctl fndecl 0 9740 NULL +disable_so_ifa_preferred_lft_in_ifaddr_9744 ifa_preferred_lft in_ifaddr 0 9744 NULL +disable_so_cpuid_device_create_fndecl_9746 cpuid_device_create fndecl 1 9746 NULL +disable_so_musb_write_rxhubaddr_fndecl_9750 musb_write_rxhubaddr fndecl 2-3 9750 NULL +disable_so_moddelay_soundfont_voice_parm_9752 moddelay soundfont_voice_parm 0 9752 NULL +disable_so_uwb_rc_mac_addr_setup_fndecl_9754 uwb_rc_mac_addr_setup fndecl 0 9754 NULL +disable_so_kv_convert_2bit_index_to_voltage_fndecl_9759 kv_convert_2bit_index_to_voltage fndecl 0-2 9759 NULL +disable_so_timeout_interval_bau_control_9762 timeout_interval bau_control 0 9762 NULL +disable_so_acpi_ut_check_address_range_fndecl_9782 acpi_ut_check_address_range fndecl 1-2-3 9782 NULL +disable_so_signal_rtl8187_priv_9785 signal rtl8187_priv 0 9785 NULL +disable_so_usb__coeff_div_9793 usb _coeff_div 0 9793 NULL +disable_so_dspaddr_offset_intel_crtc_9795 dspaddr_offset intel_crtc 0 9795 NULL +disable_so_demod_address_mt352_config_9806 demod_address mt352_config 0 9806 NULL +disable_so_ntfs_bitmap_set_bits_in_run_fndecl_9807 ntfs_bitmap_set_bits_in_run fndecl 2-3 9807 NULL +disable_so_vaddr_ioctl_gntdev_get_offset_for_vaddr_9810 vaddr ioctl_gntdev_get_offset_for_vaddr 0 9810 NULL +disable_so_mtime_fuse_setattr_in_9811 mtime fuse_setattr_in 0 9811 NULL nohasharray +disable_so_r10_pt_regs_9811 r10 pt_regs 0 9811 &disable_so_mtime_fuse_setattr_in_9811 +disable_so_ath6kl_wmi_bmisstime_cmd_fndecl_9818 ath6kl_wmi_bmisstime_cmd fndecl 2-0 9818 NULL +disable_so_addr_lp55xx_reg_9819 addr lp55xx_reg 0 9819 NULL +disable_so_rq_pbl_addr_hi_fcoe_kwqe_conn_offload1_9838 rq_pbl_addr_hi fcoe_kwqe_conn_offload1 0 9838 NULL +disable_so___bitmap_shift_right_fndecl_9852 __bitmap_shift_right fndecl 3-4 9852 NULL +disable_so_set_ramp_delay_regulator_ops_9853 set_ramp_delay regulator_ops 0 9853 NULL +disable_so_delay_qla8044_reset_entry_hdr_9861 delay qla8044_reset_entry_hdr 0 9861 NULL +disable_so_dn_nl_dump_ifaddr_fndecl_9864 dn_nl_dump_ifaddr fndecl 0 9864 NULL +disable_so_cryptd_blkcipher_decrypt_enqueue_fndecl_9865 cryptd_blkcipher_decrypt_enqueue fndecl 0 9865 NULL +disable_so_dma_addr_vnic_rq_buf_9867 dma_addr vnic_rq_buf 0 9867 NULL +disable_so_atomic_pte_lookup_fndecl_9877 atomic_pte_lookup fndecl 2 9877 NULL +disable_so_init_freq_pt3_adap_config_9886 init_freq pt3_adap_config 0 9886 NULL nohasharray +disable_so_tq_can_bittiming_9886 tq can_bittiming 0 9886 &disable_so_init_freq_pt3_adap_config_9886 +disable_so_base_addr_tg3_firmware_hdr_9887 base_addr tg3_firmware_hdr 0 9887 NULL +disable_so_execaddr_object_info_9888 execaddr object_info 0 9888 NULL +disable_so_freq_r3A_value_fndecl_9891 freq_r3A_value fndecl 0-1 9891 NULL +disable_so_xfs_btree_shift_ptrs_fndecl_9894 xfs_btree_shift_ptrs fndecl 4 9894 NULL +disable_so_rsp_producer_index_phy_addr_low_ql3_adapter_9895 rsp_producer_index_phy_addr_low ql3_adapter 0 9895 NULL +disable_so_n_voltages_regulator_desc_9911 n_voltages regulator_desc 0 9911 NULL +disable_so_reset_gid_table_fndecl_9912 reset_gid_table fndecl 2 9912 NULL +disable_so_dentist_vco_freq_trinity_sys_info_9922 dentist_vco_freq trinity_sys_info 0 9922 NULL +disable_so_mactime_linux_wlan_ng_cap_hdr_9926 mactime linux_wlan_ng_cap_hdr 0 9926 NULL nohasharray +disable_so_address_hi_ht_irq_msg_9926 address_hi ht_irq_msg 0 9926 &disable_so_mactime_linux_wlan_ng_cap_hdr_9926 +disable_so_mdac_aic31xx_rate_divs_9931 mdac aic31xx_rate_divs 0 9931 NULL +disable_so_si2168_sleep_fndecl_9938 si2168_sleep fndecl 0 9938 NULL +disable_so_spp_assoc_id_sctp_paddrparams_9958 spp_assoc_id sctp_paddrparams 0 9958 NULL +disable_so_skcipher_wait_for_data_fndecl_9959 skcipher_wait_for_data fndecl 0 9959 NULL +disable_so_c_delay_target_disk_conf_9960 c_delay_target disk_conf 0 9960 NULL +disable_so_p1div_pmu1_plltab_entry_9962 p1div pmu1_plltab_entry 0 9962 NULL +disable_so_extract_clock_fndecl_9973 extract_clock fndecl 1-2-0 9973 NULL +disable_so_addr_hi_rx_desc_9978 addr_hi rx_desc 0 9978 NULL +disable_so_sin_family_sockaddr_in_9981 sin_family sockaddr_in 0 9981 NULL +disable_so_ticks_snd_timer_user_9987 ticks snd_timer_user 0 9987 NULL +disable_so_address_musb_9992 address musb 0 9992 NULL +disable_so_invalidate_guid_record_fndecl_9996 invalidate_guid_record fndecl 2 9996 NULL +disable_so_request_daddr_isci_request_10008 request_daddr isci_request 0 10008 NULL +disable_so_addr_sec_info_di_buf_entry_10016 addr_sec_info di_buf_entry 0 10016 NULL +disable_so_hash_netportnet4_expire_fndecl_10025 hash_netportnet4_expire fndecl 4 10025 NULL +disable_so_hid_time_value_fndecl_10028 hid_time_value fndecl 0 10028 NULL +disable_so_ts_jiffies_uwb_beca_e_10039 ts_jiffies uwb_beca_e 0 10039 NULL +disable_so_hpi_sample_clock_get_source_fndecl_10048 hpi_sample_clock_get_source fndecl 1-0 10048 NULL +disable_so_hfsplus_btree_open_fndecl_10055 hfsplus_btree_open fndecl 2 10055 NULL +disable_so_rx_drain_timeout_msecs_vardecl_10061 rx_drain_timeout_msecs vardecl 0 10061 NULL +disable_so_start_seq_tcp_sack_block_wire_10072 start_seq tcp_sack_block_wire 0 10072 NULL +disable_so_sha1_mb_finup_fndecl_10074 sha1_mb_finup fndecl 0 10074 NULL +disable_so_flow_get_skuid_fndecl_10095 flow_get_skuid fndecl 0 10095 NULL +disable_so_i_atime_ext4_inode_10096 i_atime ext4_inode 0 10096 NULL +disable_so_wd_timeout_iwl_txq_10106 wd_timeout iwl_txq 0 10106 NULL +disable_so_tx_lpi_timer_ethtool_eee_10108 tx_lpi_timer ethtool_eee 0 10108 NULL +disable_so_cpumask_clear_cpu_fndecl_10109 cpumask_clear_cpu fndecl 1 10109 NULL +disable_so_apply_time_iwl_hs20_roc_req_10117 apply_time iwl_hs20_roc_req 0 10117 NULL +disable_so_pos2min_hash_fndecl_10123 pos2min_hash fndecl 0-2 10123 NULL +disable_so_mode_mask_ath_gen_timer_configuration_10124 mode_mask ath_gen_timer_configuration 0 10124 NULL +disable_so_del_timer_sync_fndecl_10133 del_timer_sync fndecl 0 10133 NULL +disable_so_res_toss_time_dlm_rsb_10135 res_toss_time dlm_rsb 0 10135 NULL nohasharray +disable_so_vblank___fb_timings_10135 vblank __fb_timings 0 10135 &disable_so_res_toss_time_dlm_rsb_10135 +disable_so_phase_seg1_can_bittiming_10141 phase_seg1 can_bittiming 0 10141 NULL +disable_so_fixed_mtrr_seg_end_range_index_fndecl_10143 fixed_mtrr_seg_end_range_index fndecl 0 10143 NULL +disable_so_xgene_enet_set_mac_address_fndecl_10148 xgene_enet_set_mac_address fndecl 0 10148 NULL +disable_so_rtl_rfreg_delay_fndecl_10149 rtl_rfreg_delay fndecl 3-5 10149 NULL +disable_so_channel_of_freq_fndecl_10152 channel_of_freq fndecl 0-1 10152 NULL nohasharray +disable_so_gpio_set_value_cansleep_fndecl_10152 gpio_set_value_cansleep fndecl 1-2 10152 &disable_so_channel_of_freq_fndecl_10152 +disable_so_em_sti_clocksource_read_fndecl_10153 em_sti_clocksource_read fndecl 0 10153 NULL +disable_so_tc90522_sleep_fndecl_10162 tc90522_sleep fndecl 0 10162 NULL +disable_so_discovery_timeout_mesh_path_10170 discovery_timeout mesh_path 0 10170 NULL +disable_so_pcf8563_rtc_read_time_fndecl_10175 pcf8563_rtc_read_time fndecl 0 10175 NULL +disable_so_ixgb_mc_addr_list_update_fndecl_10187 ixgb_mc_addr_list_update fndecl 3 10187 NULL +disable_so_rng_gen_random_rng_tfm_10199 rng_gen_random rng_tfm 3-0 10199 NULL +disable_so_db_rec_addr_mlx4_qp_context_10204 db_rec_addr mlx4_qp_context 0 10204 NULL nohasharray +disable_so_sgl_pg0_addr_lo_sgl_page_pairs_10204 sgl_pg0_addr_lo sgl_page_pairs 0 10204 &disable_so_db_rec_addr_mlx4_qp_context_10204 +disable_so_pgid_coda_in_hdr_10212 pgid coda_in_hdr 0 10212 NULL +disable_so_xfs_btree_get_numrecs_fndecl_10214 xfs_btree_get_numrecs fndecl 0 10214 NULL +disable_so_txLifetime_ConfigRid_10224 txLifetime ConfigRid 0 10224 NULL +disable_so_active_time_dce8_wm_params_10231 active_time dce8_wm_params 0 10231 NULL +disable_so_spi_imx_clkdiv_1_fndecl_10237 spi_imx_clkdiv_1 fndecl 1-2 10237 NULL +disable_so_vlv_force_gfx_clock_fndecl_10238 vlv_force_gfx_clock fndecl 0 10238 NULL +disable_so_prism54_get_freq_fndecl_10256 prism54_get_freq fndecl 0 10256 NULL +disable_so_ath6kl_wmi_disctimeout_cmd_fndecl_10259 ath6kl_wmi_disctimeout_cmd fndecl 2-0 10259 NULL +disable_so_dma_addr_snd_pcm_runtime_10260 dma_addr snd_pcm_runtime 0 10260 NULL +disable_so_p7_mt9t112_pll_divider_10261 p7 mt9t112_pll_divider 0 10261 NULL +disable_so_start_pid_timer_list_10264 start_pid timer_list 0 10264 NULL +disable_so_gateway_ctrl_address_wil_fw_record_gateway_data_10268 gateway_ctrl_address wil_fw_record_gateway_data 0 10268 NULL +disable_so_btree_insert128_fndecl_10277 btree_insert128 fndecl 2-3-5 10277 NULL +disable_so_i_dtime_ext2_inode_info_10287 i_dtime ext2_inode_info 0 10287 NULL +disable_so_mcryptd_hash_init_fndecl_10290 mcryptd_hash_init fndecl 2 10290 NULL +disable_so_freq_bfa_diag_ledtest_s_10293 freq bfa_diag_ledtest_s 0 10293 NULL +disable_so_TSS_sha1_fndecl_10297 TSS_sha1 fndecl 2 10297 NULL +disable_so_ccp_aes_cmac_init_fndecl_10298 ccp_aes_cmac_init fndecl 0 10298 NULL +disable_so_fc_fcp_timer_set_fndecl_10312 fc_fcp_timer_set fndecl 2 10312 NULL +disable_so_blkcipher_walk_next_fndecl_10321 blkcipher_walk_next fndecl 0 10321 NULL +disable_so_pwm_clock_nvkm_therm_10336 pwm_clock nvkm_therm 2-0 10336 NULL nohasharray +disable_so_ecryptfs_code_for_cipher_string_fndecl_10336 ecryptfs_code_for_cipher_string fndecl 2 10336 &disable_so_pwm_clock_nvkm_therm_10336 +disable_so_smc_wreg_amdgpu_device_10339 smc_wreg amdgpu_device 2-3 10339 NULL +disable_so_symlink_hash_fndecl_10341 symlink_hash fndecl 1 10341 NULL +disable_so_eax_smm_regs_10346 eax smm_regs 0 10346 NULL +disable_so_sctp_setsockopt_nodelay_fndecl_10349 sctp_setsockopt_nodelay fndecl 0-3 10349 NULL +disable_so_min_vdisktime_cfq_rb_root_10355 min_vdisktime cfq_rb_root 0 10355 NULL +disable_so_address_lo_msi_msg_10356 address_lo msi_msg 0 10356 NULL +disable_so_unmapped_addr_srp_map_state_10359 unmapped_addr srp_map_state 0 10359 NULL +disable_so_buff_addr_ixgb_tx_desc_10366 buff_addr ixgb_tx_desc 0 10366 NULL +disable_so_i_ctime_sysv_inode_10368 i_ctime sysv_inode 0 10368 NULL +disable_so_avg_signal_local_info_10389 avg_signal local_info 0 10389 NULL +disable_so_sctp_bind_addrs_to_raw_fndecl_10390 sctp_bind_addrs_to_raw fndecl 3 10390 NULL +disable_so_xfs_btree_reada_bufs_fndecl_10403 xfs_btree_reada_bufs fndecl 2-3-4 10403 NULL +disable_so_cx_tss_segment_16_10404 cx tss_segment_16 0 10404 NULL +disable_so_cryptd_hash_update_enqueue_fndecl_10406 cryptd_hash_update_enqueue fndecl 0 10406 NULL +disable_so_log2sharesize_adfs_discrecord_10408 log2sharesize adfs_discrecord 0 10408 NULL +disable_so_eqaddr_csio_eq_params_10412 eqaddr csio_eq_params 0 10412 NULL +disable_so_dad_probes_inet6_ifaddr_10417 dad_probes inet6_ifaddr 0 10417 NULL +disable_so_ath5k_iowrite32_fndecl_10429 ath5k_iowrite32 fndecl 2 10429 NULL +disable_so_timeout_proto_10448 timeout proto 0 10448 NULL +disable_so_recycle_rx_buf_fndecl_10456 recycle_rx_buf fndecl 3 10456 NULL +disable_so_zero_scatter_daddr_isci_request_10458 zero_scatter_daddr isci_request 0 10458 NULL nohasharray +disable_so_cryptd_hash_digest_enqueue_fndecl_10458 cryptd_hash_digest_enqueue fndecl 0 10458 &disable_so_zero_scatter_daddr_isci_request_10458 +disable_so_snd_pcm_hw_rule_muldivk_fndecl_10469 snd_pcm_hw_rule_muldivk fndecl 0 10469 NULL +disable_so_nilfs_btree_assign_fndecl_10473 nilfs_btree_assign fndecl 0-3 10473 NULL +disable_so_base_addr_ce_space_unaligned_ath10k_ce_ring_10487 base_addr_ce_space_unaligned ath10k_ce_ring 0 10487 NULL +disable_so_bch_btree_map_leaf_nodes_fndecl_10499 bch_btree_map_leaf_nodes fndecl 0 10499 NULL +disable_so_periods_snd_pcm_oss_runtime_10500 periods snd_pcm_oss_runtime 0 10500 NULL +disable_so_uvc_video_clock_decode_fndecl_10502 uvc_video_clock_decode fndecl 4 10502 NULL +disable_so_t3timer_ax25_info_struct_10512 t3timer ax25_info_struct 0 10512 NULL +disable_so_sq_page_table_addr_hi_iscsi_kwqe_conn_offload1_10520 sq_page_table_addr_hi iscsi_kwqe_conn_offload1 0 10520 NULL +disable_so_phys_addr_nx_host_sds_ring_10525 phys_addr nx_host_sds_ring 0 10525 NULL nohasharray +disable_so_current_pixclock_sis_video_info_10525 current_pixclock sis_video_info 0 10525 &disable_so_phys_addr_nx_host_sds_ring_10525 +disable_so_ccp_aes_crypt_fndecl_10531 ccp_aes_crypt fndecl 0 10531 NULL +disable_so_clock_speed_MGSL_PARAMS32_10537 clock_speed MGSL_PARAMS32 0 10537 NULL +disable_so_sense_paddr_gdth_cmndinfo_10539 sense_paddr gdth_cmndinfo 0 10539 NULL +disable_so_lasttime_batadv_bla_claim_10544 lasttime batadv_bla_claim 0 10544 NULL +disable_so_tv_sec_timespec_10551 tv_sec timespec 0 10551 NULL +disable_so_cmb_tx_timer_atl1_hw_10553 cmb_tx_timer atl1_hw 0 10553 NULL nohasharray +disable_so_bm_bit_to_page_idx_fndecl_10553 bm_bit_to_page_idx fndecl 0-2 10553 &disable_so_cmb_tx_timer_atl1_hw_10553 +disable_so_xfs_btree_read_buf_block_fndecl_10555 xfs_btree_read_buf_block fndecl 0 10555 NULL +disable_so_hash_dx_hash_info_10563 hash dx_hash_info 0 10563 NULL +disable_so_be16_to_cpu_n_fndecl_10566 be16_to_cpu_n fndecl 3 10566 NULL nohasharray +disable_so_ip_vs_bind_scheduler_fndecl_10566 ip_vs_bind_scheduler fndecl 0 10566 &disable_so_be16_to_cpu_n_fndecl_10566 +disable_so_di_ctime_gfs2_dinode_10570 di_ctime gfs2_dinode 0 10570 NULL +disable_so_adjust_tsc_offset_kvm_x86_ops_10575 adjust_tsc_offset kvm_x86_ops 2 10575 NULL +disable_so_num_timeout_request_sock_10577 num_timeout request_sock 0 10577 NULL +disable_so___const_udelay_fndecl_10578 __const_udelay fndecl 1 10578 NULL +disable_so_wsm_ba_timeout_indication_fndecl_10580 wsm_ba_timeout_indication fndecl 0 10580 NULL +disable_so_tsc_connect_fndecl_10581 tsc_connect fndecl 0 10581 NULL +disable_so_recover_ata_timing_10582 recover ata_timing 0 10582 NULL +disable_so_addr_sch56xx_watchdog_data_10589 addr sch56xx_watchdog_data 0 10589 NULL +disable_so_phys_proc_id_cpuinfo_x86_10590 phys_proc_id cpuinfo_x86 0 10590 NULL +disable_so_gtime_signal_struct_10597 gtime signal_struct 0 10597 NULL +disable_so_clk_radeon_clock_voltage_dependency_entry_10605 clk radeon_clock_voltage_dependency_entry 0 10605 NULL +disable_so___oprofile_hrtimer_stop_fndecl_10609 __oprofile_hrtimer_stop fndecl 1 10609 NULL +disable_so_psched_get_time_fndecl_10619 psched_get_time fndecl 0 10619 NULL +disable_so_min_sleep_time_f2fs_gc_kthread_10623 min_sleep_time f2fs_gc_kthread 0 10623 NULL +disable_so_runtime_cfs_bandwidth_10624 runtime cfs_bandwidth 0 10624 NULL +disable_so_parse_timing_property_fndecl_10626 parse_timing_property fndecl 0 10626 NULL +disable_so_scan_bitmap_block_fndecl_10627 scan_bitmap_block fndecl 0-2-4-6 10627 NULL +disable_so_e1000e_pm_runtime_resume_fndecl_10638 e1000e_pm_runtime_resume fndecl 0 10638 NULL +disable_so_spi_nor_read_dummy_cycles_fndecl_10639 spi_nor_read_dummy_cycles fndecl 0 10639 NULL nohasharray +disable_so_sha_finish_walk_fndecl_10639 sha_finish_walk fndecl 0 10639 &disable_so_spi_nor_read_dummy_cycles_fndecl_10639 +disable_so_address_gsm_mux_10640 address gsm_mux 0 10640 NULL +disable_so__rtl92ee_phy_calculate_bit_shift_fndecl_10643 _rtl92ee_phy_calculate_bit_shift fndecl 0-1 10643 NULL +disable_so_lasttime_batadv_bla_backbone_gw_10651 lasttime batadv_bla_backbone_gw 0 10651 NULL +disable_so_addr___crb_10654 addr __crb 0 10654 NULL +disable_so_stv0297_set_tv_freq_fndecl_10665 stv0297_set_tv_freq fndecl 2 10665 NULL +disable_so_txlo_dma_addr_typhoon_10667 txlo_dma_addr typhoon 0 10667 NULL +disable_so_ip_vs_dh_hashkey_fndecl_10670 ip_vs_dh_hashkey fndecl 1 10670 NULL +disable_so_setup_clocks_ufs_hba_variant_ops_10681 setup_clocks ufs_hba_variant_ops 0 10681 NULL +disable_so_decode_attr_time_access_fndecl_10682 decode_attr_time_access fndecl 0 10682 NULL +disable_so_pci_back_from_sleep_fndecl_10685 pci_back_from_sleep fndecl 0 10685 NULL +disable_so_ath9k_hw_init_macaddr_fndecl_10686 ath9k_hw_init_macaddr fndecl 0 10686 NULL nohasharray +disable_so_dma_buffer_atmel_runtime_data_10686 dma_buffer atmel_runtime_data 0 10686 &disable_so_ath9k_hw_init_macaddr_fndecl_10686 +disable_so_timer_resolution_snd_pcm_runtime_10688 timer_resolution snd_pcm_runtime 0 10688 NULL +disable_so_snd_pcm_hw_rule_mul_fndecl_10689 snd_pcm_hw_rule_mul fndecl 0 10689 NULL +disable_so_subdivision_snd_pcm_oss_runtime_10697 subdivision snd_pcm_oss_runtime 0 10697 NULL +disable_so_split_huge_page_address_fndecl_10699 split_huge_page_address fndecl 2 10699 NULL +disable_so_bound_dev_if_rdma_dev_addr_10707 bound_dev_if rdma_dev_addr 0 10707 NULL +disable_so_gyro_3d_adjust_channel_bit_mask_fndecl_10717 gyro_3d_adjust_channel_bit_mask fndecl 3 10717 NULL +disable_so_ahash_prepare_alg_fndecl_10721 ahash_prepare_alg fndecl 0 10721 NULL +disable_so_st_mtime_sec_p9_stat_dotl_10725 st_mtime_sec p9_stat_dotl 0 10725 NULL +disable_so_num_timings_display_timings_10728 num_timings display_timings 0 10728 NULL +disable_so_clock_rq_10733 clock rq 0 10733 NULL +disable_so_sys_signalfd_fndecl_10740 sys_signalfd fndecl 0 10740 NULL +disable_so_last_tick_time_esas2r_adapter_10742 last_tick_time esas2r_adapter 0 10742 NULL +disable_so_low_addr_msgbuf_buf_addr_10746 low_addr msgbuf_buf_addr 0 10746 NULL +disable_so_mlx4_ib_invalidate_all_guid_record_fndecl_10755 mlx4_ib_invalidate_all_guid_record fndecl 2 10755 NULL +disable_so_crypto_gcm_verify_fndecl_10762 crypto_gcm_verify fndecl 0 10762 NULL +disable_so_devt_from_partuuid_fndecl_10763 devt_from_partuuid fndecl 0 10763 NULL nohasharray +disable_so_demod_address_or51132_config_10763 demod_address or51132_config 0 10763 &disable_so_devt_from_partuuid_fndecl_10763 +disable_so_rv770_program_interrupt_vectors_fndecl_10768 rv770_program_interrupt_vectors fndecl 0 10768 NULL +disable_so_i915_mutex_lock_interruptible_fndecl_10777 i915_mutex_lock_interruptible fndecl 0 10777 NULL +disable_so_addr_il3945_tfd_tb_10790 addr il3945_tfd_tb 0 10790 NULL +disable_so_pr_gid_elf_prpsinfo_10803 pr_gid elf_prpsinfo 0 10803 NULL +disable_so_ism2_runtime_sc_10805 ism2 runtime_sc 0 10805 NULL +disable_so_sumo_get_sleep_divider_id_from_clock_fndecl_10823 sumo_get_sleep_divider_id_from_clock fndecl 2-0 10823 NULL nohasharray +disable_so_consumer_index_phys_addr_lo_megasas_init_queue_info_10823 consumer_index_phys_addr_lo megasas_init_queue_info 0 10823 &disable_so_sumo_get_sleep_divider_id_from_clock_fndecl_10823 +disable_so__mv88e6xxx_reg_write_fndecl_10825 _mv88e6xxx_reg_write fndecl 0-2-3-4 10825 NULL +disable_so_flush_timeout_ath_chanctx_10828 flush_timeout ath_chanctx 0 10828 NULL nohasharray +disable_so_rxaddr_starfire_rx_desc_10828 rxaddr starfire_rx_desc 0 10828 &disable_so_flush_timeout_ath_chanctx_10828 nohasharray +disable_so_nla_get_u64_fndecl_10828 nla_get_u64 fndecl 0 10828 &disable_so_rxaddr_starfire_rx_desc_10828 +disable_so_r600_get_gpu_clock_counter_fndecl_10836 r600_get_gpu_clock_counter fndecl 0 10836 NULL +disable_so_sys_timer_settime_fndecl_10837 sys_timer_settime fndecl 1 10837 NULL +disable_so_cmp_next_hrtimer_event_fndecl_10846 cmp_next_hrtimer_event fndecl 0-1-2 10846 NULL +disable_so_ac97_clock_via82xx_10850 ac97_clock via82xx 0 10850 NULL +disable_so_ageing_timer_value___fdb_entry_10853 ageing_timer_value __fdb_entry 0 10853 NULL +disable_so_dv_timings_cap_v4l2_subdev_pad_ops_10860 dv_timings_cap v4l2_subdev_pad_ops 0 10860 NULL +disable_so_cpufreq_get_global_kobject_fndecl_10881 cpufreq_get_global_kobject fndecl 0 10881 NULL +disable_so_freq_ath5k_rate_pcal_info_10883 freq ath5k_rate_pcal_info 0 10883 NULL +disable_so_shm_ctime_shmid64_ds_10884 shm_ctime shmid64_ds 0 10884 NULL nohasharray +disable_so_mt2050_set_if_freq_fndecl_10884 mt2050_set_if_freq fndecl 2 10884 &disable_so_shm_ctime_shmid64_ds_10884 +disable_so_d_itimer_xfs_disk_dquot_10893 d_itimer xfs_disk_dquot 0 10893 NULL nohasharray +disable_so_saddr_irda_sock_10893 saddr irda_sock 0 10893 &disable_so_d_itimer_xfs_disk_dquot_10893 +disable_so_doorbell_preserve_vardecl_pcc_cpufreq_c_10898 doorbell_preserve vardecl_pcc-cpufreq.c 0 10898 NULL +disable_so_signal_nr_nvkm_perfdom_10899 signal_nr nvkm_perfdom 0 10899 NULL +disable_so_cg_spll_func_cntl_2_ni_clock_registers_10900 cg_spll_func_cntl_2 ni_clock_registers 0 10900 NULL +disable_so_ac_utime_acct_v3_10901 ac_utime acct_v3 0 10901 NULL +disable_so_mclk_prediv_cs42l56_private_10907 mclk_prediv cs42l56_private 0 10907 NULL +disable_so_SYSC_mq_timedreceive_fndecl_10921 SYSC_mq_timedreceive fndecl 1-3 10921 NULL +disable_so_vpm_write_address_fndecl_10930 vpm_write_address fndecl 2 10930 NULL +disable_so_i_iw_freq_10939 i iw_freq 0 10939 NULL nohasharray +disable_so_ia32_tsc_adjust_msr_kvm_vcpu_arch_10939 ia32_tsc_adjust_msr kvm_vcpu_arch 0 10939 &disable_so_i_iw_freq_10939 +disable_so_rv3029c2_i2c_read_time_fndecl_10942 rv3029c2_i2c_read_time fndecl 0 10942 NULL nohasharray +disable_so_txok_interrupt_mask_ath_hw_10942 txok_interrupt_mask ath_hw 0 10942 &disable_so_rv3029c2_i2c_read_time_fndecl_10942 +disable_so_err_time_ip6_tnl_10945 err_time ip6_tnl 0 10945 NULL +disable_so_free_nodes_hfs_btree_10954 free_nodes hfs_btree 0 10954 NULL +disable_so_dwell_time_delta_per_probe_conf_sched_scan_settings_10955 dwell_time_delta_per_probe conf_sched_scan_settings 0 10955 NULL +disable_so_blkcipher_walk_virt_block_fndecl_10958 blkcipher_walk_virt_block fndecl 0-3 10958 NULL +disable_so_bnx2x_change_mac_addr_fndecl_10964 bnx2x_change_mac_addr fndecl 0 10964 NULL +disable_so_sh_tmu_clocksource_enable_fndecl_10968 sh_tmu_clocksource_enable fndecl 0 10968 NULL +disable_so_pdiv_b43_phy_lp_10974 pdiv b43_phy_lp 0 10974 NULL +disable_so_br2684_mac_addr_fndecl_10977 br2684_mac_addr fndecl 0 10977 NULL +disable_so___hrtimer_init_fndecl_10979 __hrtimer_init fndecl 2 10979 NULL +disable_so_cisco_timer_fndecl_10984 cisco_timer fndecl 1 10984 NULL +disable_so_desc_address_fndecl_10998 desc_address fndecl 2-3 10998 NULL +disable_so_padlock_sha256_update_nano_fndecl_11008 padlock_sha256_update_nano fndecl 3 11008 NULL +disable_so_end_addr_gen_pool_chunk_11013 end_addr gen_pool_chunk 0 11013 NULL +disable_so_bitmap_file_set_bit_fndecl_11015 bitmap_file_set_bit fndecl 2 11015 NULL +disable_so_em28xx_write_reg_fndecl_11020 em28xx_write_reg fndecl 2-0-3 11020 NULL +disable_so_ocfs2_info_freefrag_scan_bitmap_fndecl_11032 ocfs2_info_freefrag_scan_bitmap fndecl 0-3 11032 NULL +disable_so_xen_teardown_timer_fndecl_11036 xen_teardown_timer fndecl 1 11036 NULL +disable_so_get_physaddr_fm_api_fndecl_11037 get_physaddr_fm_api fndecl 0 11037 NULL +disable_so_nfs_direct_read_schedule_iovec_fndecl_11039 nfs_direct_read_schedule_iovec fndecl 0-3 11039 NULL +disable_so_ocfs2_group_bitmap_size_fndecl_11043 ocfs2_group_bitmap_size fndecl 0 11043 NULL +disable_so_hsw_pcm_runtime_suspend_fndecl_11046 hsw_pcm_runtime_suspend fndecl 0 11046 NULL +disable_so_bi_start_gfs2_bitmap_11049 bi_start gfs2_bitmap 0 11049 NULL +disable_so_src_addr_hi_dmae_command_11052 src_addr_hi dmae_command 0 11052 NULL +disable_so_lsb_bna_dma_addr_11059 lsb bna_dma_addr 0 11059 NULL +disable_so_cb_s5p_jpeg_addr_11062 cb s5p_jpeg_addr 0 11062 NULL +disable_so_plink_timeout_sta_info_11094 plink_timeout sta_info 0 11094 NULL +disable_so_crypto_blkcipher_set_iv_fndecl_11098 crypto_blkcipher_set_iv fndecl 3 11098 NULL +disable_so_custom_divisor_mxser_port_11109 custom_divisor mxser_port 0 11109 NULL +disable_so_raw_cell_paddr_idt77252_dev_11112 raw_cell_paddr idt77252_dev 0 11112 NULL +disable_so_acpi_lpss_runtime_suspend_fndecl_11116 acpi_lpss_runtime_suspend fndecl 0 11116 NULL nohasharray +disable_so_addr_creg_cmd_11116 addr creg_cmd 0 11116 &disable_so_acpi_lpss_runtime_suspend_fndecl_11116 +disable_so_dev_type_rdma_dev_addr_11123 dev_type rdma_dev_addr 0 11123 NULL +disable_so_signal_hermes_rx_descriptor_11147 signal hermes_rx_descriptor 0 11147 NULL +disable_so_phys_addr_nx_host_rds_ring_11168 phys_addr nx_host_rds_ring 0 11168 NULL +disable_so_addr1_de_desc_11170 addr1 de_desc 0 11170 NULL nohasharray +disable_so_ci_populate_mc_reg_addresses_fndecl_11170 ci_populate_mc_reg_addresses fndecl 0 11170 &disable_so_addr1_de_desc_11170 +disable_so_addr__ioeventfd_11180 addr _ioeventfd 0 11180 NULL +disable_so_vx_change_frequency_fndecl_11184 vx_change_frequency fndecl 0 11184 NULL +disable_so_unbind_from_irq_fndecl_11196 unbind_from_irq fndecl 1 11196 NULL +disable_so_wext_cipher2level_fndecl_11197 wext_cipher2level fndecl 1 11197 NULL +disable_so_demod_address_cx24117_priv_11199 demod_address cx24117_priv 0 11199 NULL +disable_so_local_pkt_addr_dle_11206 local_pkt_addr dle 0 11206 NULL +disable_so_timewarn_cs_write_fndecl_11208 timewarn_cs_write fndecl 3-0 11208 NULL nohasharray +disable_so_prescale__pll_div_11208 prescale _pll_div 0 11208 &disable_so_timewarn_cs_write_fndecl_11208 +disable_so_i2400m_read_mac_addr_fndecl_11209 i2400m_read_mac_addr fndecl 0 11209 NULL +disable_so__drbd_bm_find_next_zero_fndecl_11228 _drbd_bm_find_next_zero fndecl 0-2 11228 NULL +disable_so_printfbuf_aac_init_11236 printfbuf aac_init 0 11236 NULL nohasharray +disable_so_crypto_ablkcipher_ctxsize_fndecl_11236 crypto_ablkcipher_ctxsize fndecl 0 11236 &disable_so_printfbuf_aac_init_11236 +disable_so_k__pll_div_11239 k _pll_div 0 11239 NULL +disable_so_qdiv_ratio_skl_wrpll_params_11242 qdiv_ratio skl_wrpll_params 0 11242 NULL +disable_so_dma_addr___vxge_hw_fifo_txdl_priv_11244 dma_addr __vxge_hw_fifo_txdl_priv 0 11244 NULL +disable_so_urandom_read_fndecl_11245 urandom_read fndecl 0-3 11245 NULL +disable_so_crypto_notify_fndecl_11249 crypto_notify fndecl 1 11249 NULL +disable_so_sd_gid_stat_data_v1_11250 sd_gid stat_data_v1 0 11250 NULL +disable_so_xlog_find_cycle_start_fndecl_11263 xlog_find_cycle_start fndecl 0-3 11263 NULL +disable_so_unbind_from_irqhandler_fndecl_11274 unbind_from_irqhandler fndecl 1 11274 NULL +disable_so_ref_divider_panel_info_11279 ref_divider panel_info 0 11279 NULL nohasharray +disable_so_nfs_wait_bit_killable_fndecl_11279 nfs_wait_bit_killable fndecl 0 11279 &disable_so_ref_divider_panel_info_11279 +disable_so_freq_p54_scan_head_11280 freq p54_scan_head 0 11280 NULL +disable_so_it_overrun_k_itimer_11284 it_overrun k_itimer 0 11284 NULL +disable_so_txbd_addr_lo_host_cmd_ds_pcie_details_11288 txbd_addr_lo host_cmd_ds_pcie_details 0 11288 NULL +disable_so_calc_baud_divisor_fndecl_11290 calc_baud_divisor fndecl 0-1 11290 NULL +disable_so_hash_net6_expire_fndecl_11296 hash_net6_expire fndecl 4 11296 NULL +disable_so_ax25_addr_build_fndecl_11299 ax25_addr_build fndecl 0 11299 NULL +disable_so_vnic_dev_del_addr_fndecl_11303 vnic_dev_del_addr fndecl 0 11303 NULL +disable_so_wrmsrl_safe_fndecl_11305 wrmsrl_safe fndecl 0-2 11305 NULL +disable_so_jiffies_last_vardecl_intel_powerclamp_c_11307 jiffies_last vardecl_intel_powerclamp.c 0 11307 NULL +disable_so_mmc_select_timing_fndecl_11311 mmc_select_timing fndecl 0 11311 NULL +disable_so_crypto_cbc_encrypt_inplace_fndecl_11315 crypto_cbc_encrypt_inplace fndecl 0 11315 NULL +disable_so_cma_translate_addr_fndecl_11326 cma_translate_addr fndecl 0 11326 NULL +disable_so_period_bytes_snd_pcm_oss_runtime_11332 period_bytes snd_pcm_oss_runtime 0 11332 NULL +disable_so_board_addr_ath6kl_hw_11334 board_addr ath6kl_hw 0 11334 NULL +disable_so_shash_ahash_mcryptd_digest_fndecl_11335 shash_ahash_mcryptd_digest fndecl 0 11335 NULL +disable_so_crypto_gcm_encrypt_fndecl_11338 crypto_gcm_encrypt fndecl 0 11338 NULL +disable_so_btrfs_wq_run_delayed_node_fndecl_11342 btrfs_wq_run_delayed_node fndecl 0 11342 NULL +disable_so_pch_udc_ep_bit_clr_fndecl_11345 pch_udc_ep_bit_clr fndecl 3 11345 NULL nohasharray +enable_so_rcv_tsecr_tcp_options_received_11345 rcv_tsecr tcp_options_received 0 11345 &disable_so_pch_udc_ep_bit_clr_fndecl_11345 +disable_so_bin_uuid_fndecl_11348 bin_uuid fndecl 3-0 11348 NULL +disable_so_offset_to_bitmap_fndecl_11359 offset_to_bitmap fndecl 0-2 11359 NULL +disable_so_default_tv_freq_vardecl_pvrusb2_hdw_c_11362 default_tv_freq vardecl_pvrusb2-hdw.c 0 11362 NULL +disable_so_SiS_SetReg_fndecl_11366 SiS_SetReg fndecl 1-3 11366 NULL +disable_so_sec_btrfs_ioctl_timespec_11375 sec btrfs_ioctl_timespec 0 11375 NULL +disable_so_dn_nl_newaddr_fndecl_11380 dn_nl_newaddr fndecl 0 11380 NULL +disable_so_DAC1064_calcclock_fndecl_11385 DAC1064_calcclock fndecl 1-2 11385 NULL +disable_so_trinity_set_divider_value_fndecl_11387 trinity_set_divider_value fndecl 3 11387 NULL +disable_so_ac_utime_taskstats_11391 ac_utime taskstats 0 11391 NULL nohasharray +disable_so_zd_iowrite32_locked_fndecl_11391 zd_iowrite32_locked fndecl 0-2 11391 &disable_so_ac_utime_taskstats_11391 +disable_so_crypto_rfc4309_setkey_fndecl_11398 crypto_rfc4309_setkey fndecl 0-3 11398 NULL +disable_so_lvb_igid_ocfs2_meta_lvb_11400 lvb_igid ocfs2_meta_lvb 0 11400 NULL nohasharray +disable_so_buffer_list_dma_addr_mgsl_struct_11400 buffer_list_dma_addr mgsl_struct 0 11400 &disable_so_lvb_igid_ocfs2_meta_lvb_11400 +disable_so_si_pmu_fast_pwrup_delay_fndecl_11409 si_pmu_fast_pwrup_delay fndecl 0 11409 NULL +disable_so_tps6586x_rtc_read_time_fndecl_11415 tps6586x_rtc_read_time fndecl 0 11415 NULL +disable_so_hash_rem_ccp_sha_req_ctx_11427 hash_rem ccp_sha_req_ctx 0 11427 NULL +disable_so_phys_addr_udc_11429 phys_addr udc 0 11429 NULL +disable_so_center_freq2_cfg80211_chan_def_11433 center_freq2 cfg80211_chan_def 0 11433 NULL +disable_so_lock_btree_op_11443 lock btree_op 0 11443 NULL +disable_so_freq_mt7601u_freq_cal_11461 freq mt7601u_freq_cal 0 11461 NULL +disable_so_pm860x_reg_write_fndecl_11462 pm860x_reg_write fndecl 0-2-3 11462 NULL +disable_so_crypto_hash_walk_first_fndecl_11464 crypto_hash_walk_first fndecl 0 11464 NULL +disable_so_mlx4_ib_init_alias_guid_work_fndecl_11465 mlx4_ib_init_alias_guid_work fndecl 2 11465 NULL +disable_so_uid_fuse_attr_11471 uid fuse_attr 0 11471 NULL nohasharray +disable_so_l2addrsize_fndecl_11471 l2addrsize fndecl 0 11471 &disable_so_uid_fuse_attr_11471 +disable_so_snprintf_fndecl_11478 snprintf fndecl 0-2 11478 NULL +disable_so_ath9k_hw_set_ack_timeout_fndecl_11491 ath9k_hw_set_ack_timeout fndecl 2 11491 NULL +disable_so_eq_delay_to_mult_fndecl_11493 eq_delay_to_mult fndecl 0-1 11493 NULL +disable_so_bit_length_acpi_object_field_common_11503 bit_length acpi_object_field_common 0 11503 NULL +disable_so_di_mtime_qnx6_inode_entry_11506 di_mtime qnx6_inode_entry 0 11506 NULL +disable_so_prism54_set_freq_fndecl_11509 prism54_set_freq fndecl 0 11509 NULL +disable_so_resp_bd_list_addr_lo_bnx2i_text_request_11511 resp_bd_list_addr_lo bnx2i_text_request 0 11511 NULL +disable_so_gid_ipc64_perm_11519 gid ipc64_perm 0 11519 NULL +disable_so_offset_delta_bnx2x_func_set_timesync_params_11542 offset_delta bnx2x_func_set_timesync_params 0 11542 NULL +disable_so_local_clock_us_fndecl_11549 local_clock_us fndecl 0 11549 NULL +disable_so_seq_tnl_ptk_info_11554 seq tnl_ptk_info 0 11554 NULL +disable_so_carl9170_set_freq_cal_data_fndecl_11578 carl9170_set_freq_cal_data fndecl 0 11578 NULL +disable_so_pmcraid_enable_interrupts_fndecl_11580 pmcraid_enable_interrupts fndecl 2 11580 NULL nohasharray +disable_so_get_free_region_mtrr_ops_11580 get_free_region mtrr_ops 1-2 11580 &disable_so_pmcraid_enable_interrupts_fndecl_11580 +disable_so_mclkdiv2_cs42l52_clk_para_11588 mclkdiv2 cs42l52_clk_para 0 11588 NULL +disable_so_secid_netlbl_unlhsh_addr6_11595 secid netlbl_unlhsh_addr6 0 11595 NULL +disable_so_opaque_hashval_fndecl_11605 opaque_hashval fndecl 2 11605 NULL +disable_so_bcma_chipco_watchdog_get_max_timer_fndecl_11606 bcma_chipco_watchdog_get_max_timer fndecl 0 11606 NULL +disable_so_security_settime_fndecl_11608 security_settime fndecl 0 11608 NULL +disable_so_hash_tomoyo_path_info_11611 hash tomoyo_path_info 0 11611 NULL +disable_so_sllc_family_sockaddr_llc_11612 sllc_family sockaddr_llc 0 11612 NULL +disable_so_get_physaddr_from_sgc_fndecl_11613 get_physaddr_from_sgc fndecl 0 11613 NULL +disable_so_compat_sock_get_timestampns_fndecl_11614 compat_sock_get_timestampns fndecl 0 11614 NULL +disable_so_div2_pll_div_11630 div2 pll_div 0 11630 NULL +disable_so_dot_gma_clock_t_11632 dot gma_clock_t 0 11632 NULL +disable_so_addr_smsc47b397_data_11633 addr smsc47b397_data 0 11633 NULL nohasharray +disable_so_cpufreq_power2state_fndecl_11633 cpufreq_power2state fndecl 3 11633 &disable_so_addr_smsc47b397_data_11633 nohasharray +disable_so_cia_setkey_cipher_alg_11633 cia_setkey cipher_alg 0-3 11633 &disable_so_cpufreq_power2state_fndecl_11633 +disable_so_log2P_nvkm_pll_vals_11639 log2P nvkm_pll_vals 0 11639 NULL +disable_so_timeout_tipc_subscription_11656 timeout tipc_subscription 0 11656 NULL +disable_so_sem_addr_mm_dma_desc_11658 sem_addr mm_dma_desc 0 11658 NULL +disable_so_adis16334_get_freq_fndecl_11667 adis16334_get_freq fndecl 0 11667 NULL +disable_so_register_address_dif_settings_11668 register_address dif_settings 0 11668 NULL +disable_so_cpufreq_p4_get_frequency_fndecl_11672 cpufreq_p4_get_frequency fndecl 0 11672 NULL +disable_so_sysctl_tcp_keepalive_time_vardecl_11678 sysctl_tcp_keepalive_time vardecl 0 11678 NULL nohasharray +disable_so_paddr_rsq_info_11678 paddr rsq_info 0 11678 &disable_so_sysctl_tcp_keepalive_time_vardecl_11678 +disable_so_gc_timer_show_fndecl_11691 gc_timer_show fndecl 0 11691 NULL +disable_so_udp6_portaddr_hash_fndecl_11698 udp6_portaddr_hash fndecl 0-3 11698 NULL +disable_so_ablkcipher_walk_done_fndecl_11708 ablkcipher_walk_done fndecl 0-3 11708 NULL +disable_so_ahci_exec_polled_cmd_fndecl_11713 ahci_exec_polled_cmd fndecl 6-2-5 11713 NULL +disable_so_fb_addr_drm_via_dmablit_11717 fb_addr drm_via_dmablit 0 11717 NULL +disable_so_pci_bus_cx23885_dev_11720 pci_bus cx23885_dev 0 11720 NULL +disable_so_spacing_v4l2_hw_freq_seek_11726 spacing v4l2_hw_freq_seek 0 11726 NULL +disable_so_ncp_obtain_mtime_fndecl_11732 ncp_obtain_mtime fndecl 0 11732 NULL +disable_so_timer_index_at_state_t_11751 timer_index at_state_t 0 11751 NULL nohasharray +disable_so_sctp_copy_laddrs_fndecl_11751 sctp_copy_laddrs fndecl 2-4 11751 &disable_so_timer_index_at_state_t_11751 +disable_so_max_freq_omap_hsmmc_platform_data_11755 max_freq omap_hsmmc_platform_data 0 11755 NULL nohasharray +disable_so_tcp_md5_do_add_fndecl_11755 tcp_md5_do_add fndecl 5-6 11755 &disable_so_max_freq_omap_hsmmc_platform_data_11755 +disable_so_iio_interrupt_trigger_driver_init_fndecl_11758 iio_interrupt_trigger_driver_init fndecl 0 11758 NULL nohasharray +disable_so_iwl_dbgfs_sleep_level_override_write_fndecl_11758 iwl_dbgfs_sleep_level_override_write fndecl 0-3 11758 &disable_so_iio_interrupt_trigger_driver_init_fndecl_11758 +disable_so_ps_upsd_timeouts_read_fndecl_11759 ps_upsd_timeouts_read fndecl 3-0 11759 NULL nohasharray +disable_so_bus_frequency_vardecl_i2c_kempld_c_11759 bus_frequency vardecl_i2c-kempld.c 0 11759 &disable_so_ps_upsd_timeouts_read_fndecl_11759 +disable_so_nm_uid_nl_mmap_hdr_11761 nm_uid nl_mmap_hdr 0 11761 NULL +disable_so_s_wtime_ext3_super_block_11765 s_wtime ext3_super_block 0 11765 NULL +disable_so_gr_fhash_fndecl_11768 gr_fhash fndecl 1-2 11768 NULL +disable_so_orig_ax_pt_regs_11775 orig_ax pt_regs 0 11775 NULL +disable_so_validate_scan_freqs_fndecl_11781 validate_scan_freqs fndecl 0 11781 NULL +disable_so_sbq_addr_cqicb_11782 sbq_addr cqicb 0 11782 NULL nohasharray +disable_so_irq_i2c_client_11782 irq i2c_client 0 11782 &disable_so_sbq_addr_cqicb_11782 +disable_so_ip_addr_rocker_neigh_tbl_entry_11785 ip_addr rocker_neigh_tbl_entry 0 11785 NULL +disable_so_timestamp_mwifiex_bssdescriptor_11788 timestamp mwifiex_bssdescriptor 0 11788 NULL +disable_so_bg_block_bitmap_ext3_group_desc_11791 bg_block_bitmap ext3_group_desc 0 11791 NULL +disable_so_crystal_freq_saa711x_state_11797 crystal_freq saa711x_state 0 11797 NULL +disable_so_dqb_itime_mem_dqblk_11799 dqb_itime mem_dqblk 0 11799 NULL nohasharray +disable_so_get_journal_hash_dev_fndecl_11799 get_journal_hash_dev fndecl 3 11799 &disable_so_dqb_itime_mem_dqblk_11799 +disable_so_addr_domain_fndecl_11807 addr_domain fndecl 2 11807 NULL +disable_so_get_time_window_fndecl_11808 get_time_window fndecl 0 11808 NULL +disable_so_chargetime_isdn_net_local_s_11812 chargetime isdn_net_local_s 0 11812 NULL +disable_so_sched_clock_local_fndecl_11817 sched_clock_local fndecl 0 11817 NULL +disable_so_address_ehci_iso_stream_11822 address ehci_iso_stream 0 11822 NULL +disable_so_simple_strtoul_fndecl_11835 simple_strtoul fndecl 0 11835 NULL +disable_so_i9xx_get_aux_clock_divider_fndecl_11841 i9xx_get_aux_clock_divider fndecl 0 11841 NULL +disable_so_emulator_set_msr_fndecl_11853 emulator_set_msr fndecl 3 11853 NULL +disable_so_sst_module_runtime_alloc_blocks_fndecl_11854 sst_module_runtime_alloc_blocks fndecl 2-0 11854 NULL +disable_so_msr_sum_desc_11862 msr sum_desc 0 11862 NULL +disable_so_rs780_set_engine_clock_scaling_fndecl_11864 rs780_set_engine_clock_scaling fndecl 0 11864 NULL +disable_so_write_file_regidx_fndecl_11870 write_file_regidx fndecl 3 11870 NULL +disable_so_task_sched_runtime_fndecl_11884 task_sched_runtime fndecl 0 11884 NULL +disable_so_hash_dst_fndecl_11898 hash_dst fndecl 0 11898 NULL +disable_so_xtal_cap10p_r820t_freq_range_11904 xtal_cap10p r820t_freq_range 0 11904 NULL +disable_so_ath6kl_cfg80211_deepsleep_resume_fndecl_11915 ath6kl_cfg80211_deepsleep_resume fndecl 0 11915 NULL +disable_so_count_qce_sha_reqctx_11921 count qce_sha_reqctx 0 11921 NULL +disable_so_hashlimit_mt_init_fndecl_11925 hashlimit_mt_init fndecl 0 11925 NULL +disable_so_time_remaining_msec_TAG_TW_Lock_11931 time_remaining_msec TAG_TW_Lock 0 11931 NULL +disable_so_extcpu_mce_11945 extcpu mce 0 11945 NULL +disable_so_hci_bdaddr_list_add_fndecl_11954 hci_bdaddr_list_add fndecl 0 11954 NULL +disable_so_task_list_pbl_addr_hi_fcoe_kwqe_init1_11965 task_list_pbl_addr_hi fcoe_kwqe_init1 0 11965 NULL +disable_so_time_blocked_kvm_spinlock_stats_11970 time_blocked kvm_spinlock_stats 0 11970 NULL +disable_so_mapaddr_c2_element_11974 mapaddr c2_element 0 11974 NULL +disable_so_uwb_rc_mac_addr_show_fndecl_11979 uwb_rc_mac_addr_show fndecl 0 11979 NULL +disable_so_ccp_run_rsa_cmd_fndecl_11983 ccp_run_rsa_cmd fndecl 0 11983 NULL +disable_so_cc770_rtr_interrupt_fndecl_11989 cc770_rtr_interrupt fndecl 2 11989 NULL +disable_so_bitmap_create_fndecl_12000 bitmap_create fndecl 2 12000 NULL +disable_so_maximum_acpi_address64_attribute_12007 maximum acpi_address64_attribute 0 12007 NULL +disable_so_i2c_addr_stv090x_internal_12008 i2c_addr stv090x_internal 0 12008 NULL +disable_so_s_time_ptc_stats_12018 s_time ptc_stats 0 12018 NULL +disable_so_disc_timeout_hci_conn_12021 disc_timeout hci_conn 0 12021 NULL +disable_so_proc_dointvec_jiffies_fndecl_12024 proc_dointvec_jiffies fndecl 0 12024 NULL +disable_so_wm8350_wdt_set_timeout_fndecl_12039 wm8350_wdt_set_timeout fndecl 2-0 12039 NULL +disable_so_sys_geteuid16_fndecl_12045 sys_geteuid16 fndecl 0 12045 NULL +disable_so_parse_strtoull_fndecl_12065 parse_strtoull fndecl 0 12065 NULL +disable_so_bp_index_nilfs_btree_path_12067 bp_index nilfs_btree_path 0 12067 NULL +disable_so_max_signal_ieee80211_hw_12078 max_signal ieee80211_hw 0 12078 NULL +disable_so_rx_timeout_vardecl_men_z135_uart_c_12080 rx_timeout vardecl_men_z135_uart.c 0 12080 NULL +disable_so_sws_timer_config_nes_adapter_12081 sws_timer_config nes_adapter 0 12081 NULL +disable_so_ic_myaddr_vardecl_12088 ic_myaddr vardecl 0 12088 NULL +disable_so_bitmap_ord_to_pos_fndecl_12108 bitmap_ord_to_pos fndecl 3-0 12108 NULL +disable_so_debounce_jiffies_lp8727_chg_12115 debounce_jiffies lp8727_chg 0 12115 NULL +disable_so_hashval1_2_rx_pkt_hdr1_12125 hashval1_2 rx_pkt_hdr1 0 12125 NULL +disable_so_acpi_ut_divide_fndecl_12126 acpi_ut_divide fndecl 0-1-2 12126 NULL +disable_so_irst_store_wakeup_time_fndecl_12127 irst_store_wakeup_time fndecl 0-4 12127 NULL +disable_so_xfs_bmap_btree_to_extents_fndecl_12130 xfs_bmap_btree_to_extents fndecl 0 12130 NULL +disable_so_addrconf_notify_fndecl_12132 addrconf_notify fndecl 0 12132 NULL +disable_so_ath5k_beacon_update_timers_fndecl_12135 ath5k_beacon_update_timers fndecl 2 12135 NULL +disable_so_pid_pppol2tpv3in6_addr_12136 pid pppol2tpv3in6_addr 0 12136 NULL +disable_so__abb5zes3_rtc_set_timer_fndecl_12149 _abb5zes3_rtc_set_timer fndecl 0 12149 NULL +disable_so_remote_ca_guid_ib_cm_req_event_param_12150 remote_ca_guid ib_cm_req_event_param 0 12150 NULL +disable_so_grcan_reset_timer_fndecl_12158 grcan_reset_timer fndecl 2 12158 NULL +disable_so_sctp_sockaddr_af_fndecl_12166 sctp_sockaddr_af fndecl 3 12166 NULL +disable_so_di_ctime_efs_dinode_12170 di_ctime efs_dinode 0 12170 NULL +disable_so_bitmap_fill_fndecl_12173 bitmap_fill fndecl 2 12173 NULL +disable_so_clock_mga_i2c_chan_12185 clock mga_i2c_chan 0 12185 NULL +disable_so_physaddr_pau_fpdu_frag_12193 physaddr pau_fpdu_frag 0 12193 NULL +disable_so_adm9240_write_fan_div_fndecl_12196 adm9240_write_fan_div fndecl 3-2 12196 NULL +disable_so_addr_privcmd_mmapbatch_v2_12199 addr privcmd_mmapbatch_v2 0 12199 NULL +disable_so_start_freq_khz_ieee80211_freq_range_12202 start_freq_khz ieee80211_freq_range 0 12202 NULL nohasharray +disable_so_total_ablkcipher_walk_12202 total ablkcipher_walk 0 12202 &disable_so_start_freq_khz_ieee80211_freq_range_12202 +disable_so_ktime_us_delta_fndecl_12204 ktime_us_delta fndecl 0 12204 NULL +disable_so_hmark_addr_mask_fndecl_12206 hmark_addr_mask fndecl 1 12206 NULL +disable_so_force_addr_vardecl_i2c_viapro_c_12216 force_addr vardecl_i2c-viapro.c 0 12216 NULL nohasharray +disable_so_next_hash_dir_private_info_12216 next_hash dir_private_info 0 12216 &disable_so_force_addr_vardecl_i2c_viapro_c_12216 +disable_so_i40e_aq_mac_address_write_fndecl_12217 i40e_aq_mac_address_write fndecl 0 12217 NULL +disable_so_sys_set_tid_address_fndecl_12219 sys_set_tid_address fndecl 0 12219 NULL +disable_so_ebitmap_contains_fndecl_12231 ebitmap_contains fndecl 3 12231 NULL +disable_so_bfa_timer_begin_fndecl_12232 bfa_timer_begin fndecl 5 12232 NULL +disable_so_sst_hsw_dsp_runtime_resume_fndecl_12234 sst_hsw_dsp_runtime_resume fndecl 0 12234 NULL +disable_so_crypto_rfc4543_encrypt_fndecl_12243 crypto_rfc4543_encrypt fndecl 0 12243 NULL +disable_so_addr_ib_phys_buf_12245 addr ib_phys_buf 0 12245 NULL +disable_so_rhashtable_jhash2_fndecl_12249 rhashtable_jhash2 fndecl 0 12249 NULL +disable_so_highbit_ebitmap_12260 highbit ebitmap 0 12260 NULL +disable_so_btrfs_run_delayed_items_fndecl_12263 btrfs_run_delayed_items fndecl 0 12263 NULL +disable_so_security_task_setscheduler_fndecl_12267 security_task_setscheduler fndecl 0 12267 NULL +disable_so_sense_phys_addr_megasas_cmd_fusion_12272 sense_phys_addr megasas_cmd_fusion 0 12272 NULL +disable_so_devid_ptp_clock_12277 devid ptp_clock 0 12277 NULL +disable_so_pwwn_bfa_bsg_rport_scsi_addr_s_12278 pwwn bfa_bsg_rport_scsi_addr_s 0 12278 NULL nohasharray +disable_so_ihash_entries_vardecl_inode_c_12278 ihash_entries vardecl_inode.c 0 12278 &disable_so_pwwn_bfa_bsg_rport_scsi_addr_s_12278 +disable_so_gid_ncp_mount_data_12282 gid ncp_mount_data 0 12282 NULL +disable_so_qla2x00_zio_timer_show_fndecl_12290 qla2x00_zio_timer_show fndecl 0 12290 NULL +disable_so_mlx4_hca_core_clock_update_fndecl_12300 mlx4_hca_core_clock_update fndecl 0 12300 NULL +disable_so_accel_3d_adjust_channel_bit_mask_fndecl_12308 accel_3d_adjust_channel_bit_mask fndecl 3 12308 NULL +disable_so_dtt200u_fe_sleep_fndecl_12311 dtt200u_fe_sleep fndecl 0 12311 NULL +disable_so_asix_read_phy_addr_fndecl_12320 asix_read_phy_addr fndecl 0 12320 NULL +disable_so_viafb_load_reg_fndecl_12323 viafb_load_reg fndecl 1 12323 NULL nohasharray +disable_so_bm_bits_drbd_bitmap_12323 bm_bits drbd_bitmap 0 12323 &disable_so_viafb_load_reg_fndecl_12323 +disable_so_ixgbe_write_mc_addr_list_fndecl_12325 ixgbe_write_mc_addr_list fndecl 0 12325 NULL +disable_so_gid_max_xt_owner_match_info_12332 gid_max xt_owner_match_info 0 12332 NULL +disable_so_duty_cycle_pwm_device_12334 duty_cycle pwm_device 0 12334 NULL +disable_so_get_nohz_timer_target_fndecl_12336 get_nohz_timer_target fndecl 0 12336 NULL +disable_so_pte_encode_i915_address_space_12340 pte_encode i915_address_space 0-1 12340 NULL +disable_so_mdac_aic32x4_rate_divs_12367 mdac aic32x4_rate_divs 0 12367 NULL +disable_so_tipc_media_addr_printf_fndecl_12368 tipc_media_addr_printf fndecl 2 12368 NULL +disable_so_i_atime_ext3_inode_12370 i_atime ext3_inode 0 12370 NULL +disable_so_bitmap_ip_gc_test_fndecl_12372 bitmap_ip_gc_test fndecl 3 12372 NULL +disable_so_vlv_gpu_freq_div_fndecl_12377 vlv_gpu_freq_div fndecl 0 12377 NULL nohasharray +disable_so_nilfs_btree_get_new_block_fndecl_12377 nilfs_btree_get_new_block fndecl 0-2 12377 &disable_so_vlv_gpu_freq_div_fndecl_12377 +disable_so_schedule_hrtimeout_range_fndecl_12390 schedule_hrtimeout_range fndecl 2 12390 NULL +disable_so_btrfs_init_delayed_node_fndecl_12401 btrfs_init_delayed_node fndecl 3 12401 NULL +disable_so_connect_time_stamp_skd_device_12406 connect_time_stamp skd_device 0 12406 NULL +disable_so_gcm_hash_remain_fndecl_12408 gcm_hash_remain fndecl 0-2 12408 NULL +disable_so_kasprintf_fndecl_12414 kasprintf fndecl 1 12414 NULL +disable_so_iTCO_wdt_set_timeout_fndecl_12423 iTCO_wdt_set_timeout fndecl 2 12423 NULL +disable_so_queue_ixgbe_mac_addr_12436 queue ixgbe_mac_addr 0 12436 NULL +disable_so_i_atime_extra_ext4_inode_12438 i_atime_extra ext4_inode 0 12438 NULL +disable_so_bts_interrupt_threshold_debug_store_12439 bts_interrupt_threshold debug_store 0 12439 NULL +disable_so_erase_delay_vardecl_nandsim_c_12453 erase_delay vardecl_nandsim.c 0 12453 NULL +disable_so__rx_page_addr_iwl_host_cmd_12457 _rx_page_addr iwl_host_cmd 0 12457 NULL +disable_so_fandiv1_w83627ehf_data_12459 fandiv1 w83627ehf_data 0 12459 NULL +disable_so_affs_hash_name_fndecl_12465 affs_hash_name fndecl 0-3 12465 NULL +disable_so_timeout_tipc_subscr_12467 timeout tipc_subscr 0 12467 NULL +disable_so_decrypt_msdu_lib80211_crypto_ops_12475 decrypt_msdu lib80211_crypto_ops 3 12475 NULL +disable_so_ext4_read_block_bitmap_nowait_fndecl_12477 ext4_read_block_bitmap_nowait fndecl 2 12477 NULL +disable_so_i40e_rx_hash_fndecl_12482 i40e_rx_hash fndecl 0 12482 NULL +disable_so_padata_set_cpumasks_fndecl_12492 padata_set_cpumasks fndecl 0 12492 NULL +disable_so_dm_btree_empty_fndecl_12493 dm_btree_empty fndecl 0 12493 NULL +disable_so_nv_do_interrupt_fndecl_12501 nv_do_interrupt fndecl 2 12501 NULL +disable_so_max8997_set_voltage_buck_time_sel_fndecl_12503 max8997_set_voltage_buck_time_sel fndecl 0-2-3 12503 NULL +disable_so_div_factor_fine_fndecl_12505 div_factor_fine fndecl 0-1 12505 NULL +disable_so_r820t_sysfreq_sel_fndecl_12506 r820t_sysfreq_sel fndecl 0-2 12506 NULL +disable_so_msleep_xc2028_ctrl_12512 msleep xc2028_ctrl 0 12512 NULL nohasharray +disable_so_get_maxrecs_xfs_btree_ops_12512 get_maxrecs xfs_btree_ops 0 12512 &disable_so_msleep_xc2028_ctrl_12512 +disable_so_test_rhashtable_fndecl_12513 test_rhashtable fndecl 0 12513 NULL +disable_so_i2c_address_mt2131_config_12514 i2c_address mt2131_config 0 12514 NULL +disable_so_rapl_compute_time_window_core_fndecl_12519 rapl_compute_time_window_core fndecl 0-2 12519 NULL +disable_so_mi1_wr_addr_fndecl_12527 mi1_wr_addr fndecl 0 12527 NULL nohasharray +disable_so_write_reg_fndecl_12527 write_reg fndecl 1 12527 &disable_so_mi1_wr_addr_fndecl_12527 +disable_so_mce_adjust_timer_default_fndecl_12530 mce_adjust_timer_default fndecl 0-1 12530 NULL +disable_so_low_bkey_12536 low bkey 0 12536 NULL +disable_so_arcmsr_alloc_sysfs_attr_fndecl_12547 arcmsr_alloc_sysfs_attr fndecl 0 12547 NULL +disable_so_data_qxl_bitmap_12551 data qxl_bitmap 0 12551 NULL +disable_so_imsf_multiaddr_ip_msfilter_12556 imsf_multiaddr ip_msfilter 0 12556 NULL +disable_so_qa_indx_sdebug_hrtimer_12577 qa_indx sdebug_hrtimer 0 12577 NULL +disable_so_shash_compat_digest_fndecl_12579 shash_compat_digest fndecl 0-3 12579 NULL +disable_so_max8998_rtc_set_time_fndecl_12607 max8998_rtc_set_time fndecl 0 12607 NULL +disable_so_dib7000m_write_word_fndecl_12610 dib7000m_write_word fndecl 3 12610 NULL +disable_so_real_start_time_task_struct_12612 real_start_time task_struct 0 12612 NULL +disable_so_rhashtable_expand_fndecl_12634 rhashtable_expand fndecl 0 12634 NULL +disable_so_seq_cxgbi_skb_cb_12636 seq cxgbi_skb_cb 0 12636 NULL +disable_so_daddr_irnet_log_12640 daddr irnet_log 0 12640 NULL +disable_so_r8a66597_clock_enable_fndecl_12645 r8a66597_clock_enable fndecl 0 12645 NULL +disable_so_rsa_get_d_fndecl_12646 rsa_get_d fndecl 5 12646 NULL +disable_so_compat_sys_timer_gettime_fndecl_12649 compat_sys_timer_gettime fndecl 1 12649 NULL +disable_so_daddr_tcp4_pseudohdr_12650 daddr tcp4_pseudohdr 0 12650 NULL +disable_so_ccp_crypto_enqueue_cmd_fndecl_12657 ccp_crypto_enqueue_cmd fndecl 0 12657 NULL +disable_so_gm107_fan_pwm_clock_fndecl_12663 gm107_fan_pwm_clock fndecl 0 12663 NULL +disable_so_em_sti_clock_event_next_fndecl_12667 em_sti_clock_event_next fndecl 1 12667 NULL +disable_so___hash_conntrack_fndecl_12675 __hash_conntrack fndecl 0-3 12675 NULL +disable_so_nr_of_adrs_cmd_ds_mac_multicast_addr_12679 nr_of_adrs cmd_ds_mac_multicast_addr 0 12679 NULL +disable_so_mpihelp_mul_fndecl_12686 mpihelp_mul fndecl 3-5 12686 NULL +disable_so_retry_delay_timer_fcoe_fcp_rsp_payload_12692 retry_delay_timer fcoe_fcp_rsp_payload 0 12692 NULL +disable_so_b43_phy_write_fndecl_12694 b43_phy_write fndecl 2-3 12694 NULL +disable_so_ageing_time_tun_struct_12716 ageing_time tun_struct 0 12716 NULL nohasharray +disable_so_rx_delay_rk_priv_data_12716 rx_delay rk_priv_data 0 12716 &disable_so_ageing_time_tun_struct_12716 +disable_so_dma_addr_rxbuff_ent_12717 dma_addr rxbuff_ent 0 12717 NULL +disable_so_swb_base_asd_ha_addrspace_12726 swb_base asd_ha_addrspace 0 12726 NULL +disable_so_set_voltage_time_sel_regulator_ops_12737 set_voltage_time_sel regulator_ops 0-2 12737 NULL nohasharray +disable_so_crypto_ecb_setkey_fndecl_12737 crypto_ecb_setkey fndecl 0-3 12737 &disable_so_set_voltage_time_sel_regulator_ops_12737 +disable_so_width_clk_divider_12738 width clk_divider 0 12738 NULL +disable_so_mga_set_start_address_fndecl_12745 mga_set_start_address fndecl 2 12745 NULL +disable_so_last_timer_vardecl_tusb6010_c_12750 last_timer vardecl_tusb6010.c 0 12750 NULL +disable_so_jiffies_at_free_qla_tgt_cmd_12753 jiffies_at_free qla_tgt_cmd 0 12753 NULL nohasharray +disable_so_ufs_set_inode_uid_fndecl_12753 ufs_set_inode_uid fndecl 3 12753 &disable_so_jiffies_at_free_qla_tgt_cmd_12753 +disable_so_ipv6_get_saddr_eval_fndecl_12754 ipv6_get_saddr_eval fndecl 0 12754 NULL +disable_so_bond_xmit_hash_fndecl_12757 bond_xmit_hash fndecl 0 12757 NULL +disable_so_freqm_snd_usb_endpoint_12761 freqm snd_usb_endpoint 0 12761 NULL +disable_so_mclkdiv_cs42l73_mclkx_div_12771 mclkdiv cs42l73_mclkx_div 0 12771 NULL +disable_so_slot_time_rtl8187_priv_12775 slot_time rtl8187_priv 0 12775 NULL +disable_so_mwifiex_auto_tdls_update_peer_signal_fndecl_12781 mwifiex_auto_tdls_update_peer_signal fndecl 3-4 12781 NULL +disable_so_channel_mwifiex_chan_freq_power_12794 channel mwifiex_chan_freq_power 0 12794 NULL +disable_so_pll_loopdiv_dib0090_io_config_12799 pll_loopdiv dib0090_io_config 0 12799 NULL nohasharray +disable_so_branch_addr_yellowfin_desc_12799 branch_addr yellowfin_desc 0 12799 &disable_so_pll_loopdiv_dib0090_io_config_12799 +disable_so__kstrtoul_fndecl_12800 _kstrtoul fndecl 0 12800 NULL +disable_so_ns_to_timeval_fndecl_12804 ns_to_timeval fndecl 1 12804 NULL nohasharray +disable_so_enc_addr_high_sata_start_req_12804 enc_addr_high sata_start_req 0 12804 &disable_so_ns_to_timeval_fndecl_12804 +disable_so_ftdi_232bm_baud_to_divisor_fndecl_12815 ftdi_232bm_baud_to_divisor fndecl 0-1 12815 NULL +disable_so_crypto_aead_setkey_fndecl_12818 crypto_aead_setkey fndecl 0-3 12818 NULL +disable_so_ufs_cpu_to_data_ptr_fndecl_12819 ufs_cpu_to_data_ptr fndecl 3 12819 NULL +disable_so_s35390a_rtc_read_time_fndecl_12823 s35390a_rtc_read_time fndecl 0 12823 NULL +disable_so_orinoco_ioctl_getfreq_fndecl_12824 orinoco_ioctl_getfreq fndecl 0 12824 NULL +disable_so_be_get_temp_freq_be_adapter_12832 be_get_temp_freq be_adapter 0 12832 NULL +disable_so_sha256_transform_asm_vardecl_sha256_ssse3_glue_c_12837 sha256_transform_asm vardecl_sha256_ssse3_glue.c 3 12837 NULL +disable_so_ubifs_leb_unmap_fndecl_12841 ubifs_leb_unmap fndecl 0-2 12841 NULL +disable_so_telclk_interrupt_vardecl_tlclk_c_12842 telclk_interrupt vardecl_tlclk.c 0 12842 NULL +disable_so_eax_tss_segment_32_12853 eax tss_segment_32 0 12853 NULL +disable_so_recover_ide_timing_12854 recover ide_timing 0 12854 NULL +disable_so_ima_calc_file_hash_fndecl_12858 ima_calc_file_hash fndecl 0 12858 NULL +disable_so_timestamp_inquiry_entry_12867 timestamp inquiry_entry 0 12867 NULL +disable_so_blk_post_runtime_suspend_fndecl_12869 blk_post_runtime_suspend fndecl 2 12869 NULL +disable_so_clocksource_register_khz_fndecl_12871 clocksource_register_khz fndecl 2 12871 NULL +disable_so___xfrm4_daddr_saddr_hash_fndecl_12875 __xfrm4_daddr_saddr_hash fndecl 0 12875 NULL +disable_so_calibrate_delay_converge_fndecl_12881 calibrate_delay_converge fndecl 0 12881 NULL +disable_so_cgroup_kn_set_ugid_fndecl_12885 cgroup_kn_set_ugid fndecl 0 12885 NULL +disable_so_bm_number_of_pages_drbd_bitmap_12889 bm_number_of_pages drbd_bitmap 0 12889 NULL +disable_so_blck_N_aic32x4_rate_divs_12896 blck_N aic32x4_rate_divs 0 12896 NULL +disable_so_delayacct_blkio_ticks_fndecl_12901 delayacct_blkio_ticks fndecl 0 12901 NULL +disable_so_sh_irda_set_timeout_fndecl_12902 sh_irda_set_timeout fndecl 2 12902 NULL +disable_so_bch_next_delay_fndecl_12906 bch_next_delay fndecl 0-2 12906 NULL +disable_so_address_lo_ht_irq_msg_12914 address_lo ht_irq_msg 0 12914 NULL +disable_so_cr_gsc_addr_12917 cr gsc_addr 0 12917 NULL nohasharray +disable_so_fmc_set_freq_fndecl_12917 fmc_set_freq fndecl 0-2 12917 &disable_so_cr_gsc_addr_12917 +disable_so_s_wtime_nilfs_super_block_12947 s_wtime nilfs_super_block 0 12947 NULL +disable_so___pm_runtime_idle_fndecl_12950 __pm_runtime_idle fndecl 0 12950 NULL +disable_so_timeout_dvb_ca_slot_12955 timeout dvb_ca_slot 0 12955 NULL +disable_so_ktime_get_real_ns_fndecl_12957 ktime_get_real_ns fndecl 0 12957 NULL nohasharray +disable_so_read_temp_msr_fndecl_12957 read_temp_msr fndecl 0 12957 &disable_so_ktime_get_real_ns_fndecl_12957 +disable_so_clock_get_k_clock_12965 clock_get k_clock 1 12965 NULL +disable_so_addr___cache_12967 addr __cache 0 12967 NULL +disable_so_dev_addr_mv_u3d_12969 dev_addr mv_u3d 0 12969 NULL +disable_so_xfrm6_input_addr_fndecl_12971 xfrm6_input_addr fndecl 4 12971 NULL +disable_so_rfcomm_dlc_set_timer_fndecl_12983 rfcomm_dlc_set_timer fndecl 2 12983 NULL +disable_so_short_addr_ieee802154_hw_addr_filt_12985 short_addr ieee802154_hw_addr_filt 0 12985 NULL +disable_so_base_addr_rdma_cq_setup_12989 base_addr rdma_cq_setup 0 12989 NULL +disable_so_rsp_q_phy_addr_ql3_adapter_12990 rsp_q_phy_addr ql3_adapter 0 12990 NULL +disable_so_cc770_status_interrupt_fndecl_12992 cc770_status_interrupt fndecl 0 12992 NULL +disable_so_tx_addr_uart_8250_dma_12997 tx_addr uart_8250_dma 0 12997 NULL +disable_so_cur_delay_intel_ilk_power_mgmt_13003 cur_delay intel_ilk_power_mgmt 0 13003 NULL +disable_so_gateway_cmd_addr_wil_fw_record_gateway_data_13008 gateway_cmd_addr wil_fw_record_gateway_data 0 13008 NULL +disable_so_wq_cpumask_show_fndecl_13018 wq_cpumask_show fndecl 0 13018 NULL +disable_so_hash_index_fndecl_13050 hash_index fndecl 0-1-2 13050 NULL +disable_so_qs6612_ack_interrupt_fndecl_13054 qs6612_ack_interrupt fndecl 0 13054 NULL +disable_so_dst_addr_ioat_dma_descriptor_13055 dst_addr ioat_dma_descriptor 0 13055 NULL +disable_so_qce_ablkcipher_encrypt_fndecl_13064 qce_ablkcipher_encrypt fndecl 0 13064 NULL +disable_so_cra_alignmask_crypto_alg_13076 cra_alignmask crypto_alg 0 13076 NULL +disable_so_rx_busy_ath_cycle_counters_13078 rx_busy ath_cycle_counters 0 13078 NULL +disable_so_dummy_hrtimer_pointer_fndecl_13080 dummy_hrtimer_pointer fndecl 0 13080 NULL nohasharray +disable_so_freq_carl9170_rf_init_13080 freq carl9170_rf_init 0 13080 &disable_so_dummy_hrtimer_pointer_fndecl_13080 +disable_so_host_addr_mei_hbm_cl_cmd_13107 host_addr mei_hbm_cl_cmd 0 13107 NULL nohasharray +disable_so_set_bbreg_rtl_hal_ops_13107 set_bbreg rtl_hal_ops 2-4 13107 &disable_so_host_addr_mei_hbm_cl_cmd_13107 +disable_so_da9063_rtc_read_time_fndecl_13117 da9063_rtc_read_time fndecl 0 13117 NULL +disable_so_ext4_validate_block_bitmap_fndecl_13120 ext4_validate_block_bitmap fndecl 3 13120 NULL +disable_so_adp8870_write_fndecl_13121 adp8870_write fndecl 0-2-3 13121 NULL +disable_so_clock_set_k_clock_13122 clock_set k_clock 1 13122 NULL nohasharray +disable_so_check_clock_fndecl_13122 check_clock fndecl 1 13122 &disable_so_clock_set_k_clock_13122 +disable_so_addr_wil6210_mbox_ring_desc_13127 addr wil6210_mbox_ring_desc 0 13127 NULL +disable_so_stats_time_fnic_13131 stats_time fnic 0 13131 NULL +disable_so_brcms_add_timer_fndecl_13133 brcms_add_timer fndecl 2 13133 NULL +disable_so_r6a_val_fc2580_freq_regs_13136 r6a_val fc2580_freq_regs 0 13136 NULL +disable_so_enabled_otg_timer_bits_ci_hdrc_13140 enabled_otg_timer_bits ci_hdrc 0 13140 NULL +disable_so_atp867x_get_recover_clocks_shifted_fndecl_13150 atp867x_get_recover_clocks_shifted fndecl 0-1 13150 NULL +disable_so_timeout_nf_ct_gre_13156 timeout nf_ct_gre 0 13156 NULL +disable_so_snd_fm801_interrupt_fndecl_13162 snd_fm801_interrupt fndecl 1 13162 NULL +disable_so_afs_server_timeout_vardecl_server_c_13168 afs_server_timeout vardecl_server.c 0 13168 NULL +disable_so_wm8974_set_dai_clkdiv_fndecl_13171 wm8974_set_dai_clkdiv fndecl 3 13171 NULL +disable_so_ipw_send_adapter_address_fndecl_13183 ipw_send_adapter_address fndecl 0 13183 NULL +disable_so_crypto_fpu_encrypt_fndecl_13188 crypto_fpu_encrypt fndecl 0-4 13188 NULL +disable_so_blockno2iaddr_fndecl_13194 blockno2iaddr fndecl 2 13194 NULL +disable_so_s_addr_per_block_bits_ext2_sb_info_13196 s_addr_per_block_bits ext2_sb_info 0 13196 NULL +disable_so_mac_time_rtl8187_rx_hdr_13204 mac_time rtl8187_rx_hdr 0 13204 NULL +disable_so_efx_phc_gettime_fndecl_13210 efx_phc_gettime fndecl 0 13210 NULL nohasharray +disable_so_freq_fm_rx_13210 freq fm_rx 0 13210 &disable_so_efx_phc_gettime_fndecl_13210 +disable_so_set_fan1_div_fndecl_13214 set_fan1_div fndecl 0-4 13214 NULL +disable_so_kstrtos16_from_user_fndecl_13215 kstrtos16_from_user fndecl 2 13215 NULL +disable_so_timer_int_req_nes_adapter_13220 timer_int_req nes_adapter 0 13220 NULL nohasharray +disable_so_raddr_rdma_iu_13220 raddr rdma_iu 0 13220 &disable_so_timer_int_req_nes_adapter_13220 +disable_so_calibrate_delay_direct_fndecl_13221 calibrate_delay_direct fndecl 0 13221 NULL +disable_so_il_scan_cancel_timeout_fndecl_13227 il_scan_cancel_timeout fndecl 2 13227 NULL +disable_so_di_uid_gfs2_dinode_13234 di_uid gfs2_dinode 0 13234 NULL +disable_so_globaltxtimeout_ath_hw_13238 globaltxtimeout ath_hw 0 13238 NULL +disable_so_handle_new_msr_fndecl_13247 handle_new_msr fndecl 2 13247 NULL +disable_so_efx_ef10_get_mac_address_fndecl_13249 efx_ef10_get_mac_address fndecl 0 13249 NULL +disable_so_i_atime_exofs_fcb_13250 i_atime exofs_fcb 0 13250 NULL +disable_so_dwell_time_active_wmi_start_scan_arg_13251 dwell_time_active wmi_start_scan_arg 0 13251 NULL +disable_so_SYSC_signalfd_fndecl_13255 SYSC_signalfd fndecl 0 13255 NULL +disable_so_ipv4addr_iscsi_ipv4addr_13263 ipv4addr iscsi_ipv4addr 0 13263 NULL +disable_so_nilfs_btree_prepare_update_v_fndecl_13265 nilfs_btree_prepare_update_v fndecl 0 13265 NULL +disable_so_timer_in_use_max_nes_hw_tune_timer_13266 timer_in_use_max nes_hw_tune_timer 0 13266 NULL nohasharray +disable_so_qlcnic_83xx_sre_macaddr_change_fndecl_13266 qlcnic_83xx_sre_macaddr_change fndecl 0 13266 &disable_so_timer_in_use_max_nes_hw_tune_timer_13266 +disable_so_xgmac_interrupt_fndecl_13268 xgmac_interrupt fndecl 1 13268 NULL +disable_so_radio_s_hw_freq_seek_fndecl_13308 radio_s_hw_freq_seek fndecl 0 13308 NULL nohasharray +disable_so_apei_read_mce_fndecl_13308 apei_read_mce fndecl 0 13308 &disable_so_radio_s_hw_freq_seek_fndecl_13308 +disable_so_clear_tasks_mm_cpumask_fndecl_13309 clear_tasks_mm_cpumask fndecl 1 13309 NULL +disable_so_bmsr_e1000_phy_regs_13313 bmsr e1000_phy_regs 0 13313 NULL +disable_so_mcryptd_hash_digest_fndecl_13325 mcryptd_hash_digest fndecl 2 13325 NULL +disable_so_cpumask_set_cpu_fndecl_13326 cpumask_set_cpu fndecl 1 13326 NULL +disable_so_ipath_unmasktime_ipath_devdata_13342 ipath_unmasktime ipath_devdata 0 13342 NULL +disable_so_interruptjiffies_vardecl_floppy_c_13345 interruptjiffies vardecl_floppy.c 0 13345 NULL +disable_so_remove_from_bitmap_fndecl_13352 remove_from_bitmap fndecl 0 13352 NULL +disable_so_sst_wait_timeout_fndecl_13353 sst_wait_timeout fndecl 0 13353 NULL nohasharray +disable_so_last_timeout_arcnet_local_13353 last_timeout arcnet_local 0 13353 &disable_so_sst_wait_timeout_fndecl_13353 nohasharray +disable_so_cfg_table_bus_addr_pmcraid_instance_13353 cfg_table_bus_addr pmcraid_instance 0 13353 &disable_so_last_timeout_arcnet_local_13353 +disable_so_mtime_vardecl_initramfs_c_13365 mtime vardecl_initramfs.c 0 13365 NULL +disable_so_ds3232_read_time_fndecl_13366 ds3232_read_time fndecl 0 13366 NULL nohasharray +disable_so_addr_bcma_device_13366 addr bcma_device 0 13366 &disable_so_ds3232_read_time_fndecl_13366 +disable_so_dma_addr_drv_ctl_io_13371 dma_addr drv_ctl_io 0 13371 NULL +disable_so_crypto_check_alg_fndecl_13376 crypto_check_alg fndecl 0 13376 NULL +disable_so_drbd_adm_get_timeout_type_fndecl_13391 drbd_adm_get_timeout_type fndecl 0 13391 NULL +disable_so_hpi_silence_detector_set_delay_fndecl_13393 hpi_silence_detector_set_delay fndecl 0-1 13393 NULL +disable_so__get_table_div_fndecl_13398 _get_table_div fndecl 0-2 13398 NULL +disable_so_backtrace_address_fndecl_13401 backtrace_address fndecl 2 13401 NULL +disable_so_ax25_addr_parse_fndecl_13402 ax25_addr_parse fndecl 2 13402 NULL +disable_so_ath5k_hw_ani_get_listen_time_fndecl_13417 ath5k_hw_ani_get_listen_time fndecl 0 13417 NULL nohasharray +disable_so_map_page_dma_map_ops_13417 map_page dma_map_ops 0-3-4 13417 &disable_so_ath5k_hw_ani_get_listen_time_fndecl_13417 +disable_so_cpufreq_stats_free_table_fndecl_13437 cpufreq_stats_free_table fndecl 1 13437 NULL +disable_so_eft_addr_l_qla2xxx_fw_dump_13450 eft_addr_l qla2xxx_fw_dump 0 13450 NULL +disable_so_cit_write_reg_fndecl_13451 cit_write_reg fndecl 2 13451 NULL +disable_so_chash_f2fs_inode_info_13456 chash f2fs_inode_info 0 13456 NULL +disable_so_vblank_lo_oaktrail_timing_info_13463 vblank_lo oaktrail_timing_info 0 13463 NULL +disable_so_rtl8139_interrupt_fndecl_13468 rtl8139_interrupt fndecl 1 13468 NULL +disable_so_start_time_dm_io_13470 start_time dm_io 0 13470 NULL +disable_so_mt2032_set_if_freq_fndecl_13473 mt2032_set_if_freq fndecl 2-3-4 13473 NULL +disable_so_demod_address_cx24110_config_13476 demod_address cx24110_config 0 13476 NULL +disable_so_atime_tcs3472_data_13482 atime tcs3472_data 0 13482 NULL +disable_so_div_ratio_fndecl_13491 div_ratio fndecl 0-2-1 13491 NULL +disable_so_seq_xfrm_state_walk_13498 seq xfrm_state_walk 0 13498 NULL +disable_so_qdisc_class_hash_init_fndecl_13502 qdisc_class_hash_init fndecl 0 13502 NULL +disable_so_sha256_generic_block_fn_fndecl_13506 sha256_generic_block_fn fndecl 3 13506 NULL +disable_so_find_first_bit_fndecl_13507 find_first_bit fndecl 0-2 13507 NULL +disable_so_idle_timeout_clip_vcc_13512 idle_timeout clip_vcc 0 13512 NULL nohasharray +disable_so_input_set_abs_params_fndecl_13512 input_set_abs_params fndecl 3-4-5-6-2 13512 &disable_so_idle_timeout_clip_vcc_13512 +disable_so_bond_time_in_interval_fndecl_13516 bond_time_in_interval fndecl 2 13516 NULL nohasharray +disable_so_nv04_timer_init_fndecl_13516 nv04_timer_init fndecl 0 13516 &disable_so_bond_time_in_interval_fndecl_13516 +disable_so_paravirt_read_msr_fndecl_13526 paravirt_read_msr fndecl 0-1 13526 NULL +disable_so_dram_offset_sst_addr_13528 dram_offset sst_addr 0 13528 NULL +disable_so_em_sti_clocksource_enable_fndecl_13530 em_sti_clocksource_enable fndecl 0 13530 NULL +disable_so_timestamp_ieee80211_tdls_ch_sw_params_13545 timestamp ieee80211_tdls_ch_sw_params 0 13545 NULL +disable_so_post_divider_rv6xx_sclk_stepping_13551 post_divider rv6xx_sclk_stepping 0 13551 NULL nohasharray +disable_so_center_freq_ieee80211_channel_13551 center_freq ieee80211_channel 0 13551 &disable_so_post_divider_rv6xx_sclk_stepping_13551 +disable_so_port_rcvhdrqtailaddr_phys_ipath_portdata_13553 port_rcvhdrqtailaddr_phys ipath_portdata 0 13553 NULL +disable_so_acpi_check_address_range_fndecl_13569 acpi_check_address_range fndecl 1-2-3 13569 NULL +disable_so_time_mt_init_fndecl_13576 time_mt_init fndecl 0 13576 NULL +disable_so_blkcipher_done_fast_fndecl_13584 blkcipher_done_fast fndecl 0-2 13584 NULL +disable_so_phys_addr_mpi_mem_13591 phys_addr mpi_mem 0 13591 NULL nohasharray +disable_so_timeout_p9_trans_rdma_13591 timeout p9_trans_rdma 0 13591 &disable_so_phys_addr_mpi_mem_13591 nohasharray +disable_so_ssb_chipco_watchdog_timer_set_ms_fndecl_13591 ssb_chipco_watchdog_timer_set_ms fndecl 2-0 13591 &disable_so_timeout_p9_trans_rdma_13591 +disable_so_c_can_set_bittiming_fndecl_13601 c_can_set_bittiming fndecl 0 13601 NULL +disable_so_crypto_ccm_module_init_fndecl_13609 crypto_ccm_module_init fndecl 0 13609 NULL +disable_so_addr_hi_eth_tx_next_bd_13611 addr_hi eth_tx_next_bd 0 13611 NULL +disable_so_addr_hi_cmdQ_e_13613 addr_hi cmdQ_e 0 13613 NULL +disable_so_min_keysize_crypto_report_cipher_13617 min_keysize crypto_report_cipher 0 13617 NULL +disable_so_seq_printf_with_thousands_grouping_fndecl_13628 seq_printf_with_thousands_grouping fndecl 2 13628 NULL +disable_so_cpuidle_init_fndecl_13639 cpuidle_init fndecl 0 13639 NULL +disable_so_period_ksz_timer_info_13641 period ksz_timer_info 0 13641 NULL +disable_so_vx_modify_board_clock_fndecl_13669 vx_modify_board_clock fndecl 0 13669 NULL +disable_so_cmd_box_addr_wl1251_13673 cmd_box_addr wl1251 0 13673 NULL +disable_so_demod_address_va1j5jf8007s_config_13675 demod_address va1j5jf8007s_config 0 13675 NULL +disable_so_timestamp_unavailable_nfs4_deviceid_node_13676 timestamp_unavailable nfs4_deviceid_node 0 13676 NULL nohasharray +disable_so_len_in_mceusb_dev_13676 len_in mceusb_dev 0 13676 &disable_so_timestamp_unavailable_nfs4_deviceid_node_13676 +disable_so_di_uid_efs_dinode_13682 di_uid efs_dinode 0 13682 NULL +disable_so_aty_ld_le32_fndecl_13683 aty_ld_le32 fndecl 0 13683 NULL +disable_so_freqValRadio_pvr2_hdw_13684 freqValRadio pvr2_hdw 0 13684 NULL +disable_so_fd_pppol2tp_addr_13691 fd pppol2tp_addr 0 13691 NULL +disable_so_ver_total_via_display_timing_13695 ver_total via_display_timing 0 13695 NULL +disable_so_wait_on_bit_action_fndecl_13700 wait_on_bit_action fndecl 0 13700 NULL +disable_so_prandom_seed_state_fndecl_13705 prandom_seed_state fndecl 2 13705 NULL +disable_so_br_set_hello_time_fndecl_13706 br_set_hello_time fndecl 2-0 13706 NULL +disable_so_servaddr_vardecl_nfsroot_c_13709 servaddr vardecl_nfsroot.c 0 13709 NULL +disable_so_pci_bus_read_config_byte_fndecl_13716 pci_bus_read_config_byte fndecl 0-2-3 13716 NULL +disable_so_cipher_blocksize_blkcipher_walk_13719 cipher_blocksize blkcipher_walk 0 13719 NULL +disable_so_isdn_divert_read_fndecl_13720 isdn_divert_read fndecl 0 13720 NULL +disable_so_sys_getegid16_fndecl_13732 sys_getegid16 fndecl 0 13732 NULL +disable_so_turnaround_delay_fndecl_13736 turnaround_delay fndecl 2 13736 NULL nohasharray +disable_so_ft_min_img_ir_free_timing_13736 ft_min img_ir_free_timing 0 13736 &disable_so_turnaround_delay_fndecl_13736 +disable_so_addr_1_qla8044_minidump_entry_rdmdio_13738 addr_1 qla8044_minidump_entry_rdmdio 0 13738 NULL nohasharray +disable_so_write_begin_address_space_operations_13738 write_begin address_space_operations 0-3-4 13738 &disable_so_addr_1_qla8044_minidump_entry_rdmdio_13738 +disable_so_ext4fs_dirhash_fndecl_13754 ext4fs_dirhash fndecl 2 13754 NULL +disable_so_mpll_func_cntl_2_ci_clock_registers_13768 mpll_func_cntl_2 ci_clock_registers 0 13768 NULL +disable_so_update_ts_time_stats_fndecl_13777 update_ts_time_stats fndecl 1 13777 NULL +disable_so_adv_smbus_write_byte_data_fndecl_13784 adv_smbus_write_byte_data fndecl 0-3-2-4 13784 NULL +disable_so_tg3_nvram_read_be32_fndecl_13791 tg3_nvram_read_be32 fndecl 0-2 13791 NULL +disable_so_ftdi_232bm_baud_base_to_divisor_fndecl_13805 ftdi_232bm_baud_base_to_divisor fndecl 0-1-2 13805 NULL nohasharray +disable_so_compat_sys_clock_getres_fndecl_13805 compat_sys_clock_getres fndecl 1 13805 &disable_so_ftdi_232bm_baud_base_to_divisor_fndecl_13805 +disable_so_mtimensec_fuse_setattr_in_13811 mtimensec fuse_setattr_in 0 13811 NULL +disable_so_stime_task_cputime_13814 stime task_cputime 0 13814 NULL +disable_so_update_rq_clock_task_fndecl_13818 update_rq_clock_task fndecl 2 13818 NULL +disable_so_first_pending_disptime_throtl_service_queue_13825 first_pending_disptime throtl_service_queue 0 13825 NULL +disable_so_zalloc_cpumask_var_node_fndecl_13830 zalloc_cpumask_var_node fndecl 2-3 13830 NULL +disable_so_s_last_error_time_ext4_super_block_13833 s_last_error_time ext4_super_block 0 13833 NULL +disable_so_ksz_start_timer_fndecl_13834 ksz_start_timer fndecl 2 13834 NULL nohasharray +disable_so_uwb_rc_mac_addr_get_fndecl_13834 uwb_rc_mac_addr_get fndecl 0 13834 &disable_so_ksz_start_timer_fndecl_13834 +disable_so_last_jiffies_loopback_pcm_13838 last_jiffies loopback_pcm 0 13838 NULL +disable_so_devm_free_irq_fndecl_13839 devm_free_irq fndecl 2 13839 NULL +disable_so_wlcore_irq_locked_fndecl_13846 wlcore_irq_locked fndecl 0 13846 NULL +disable_so_hpet_reserve_platform_timers_fndecl_13848 hpet_reserve_platform_timers fndecl 1 13848 NULL +disable_so_drm_legacy_ctxbitmap_next_fndecl_13853 drm_legacy_ctxbitmap_next fndecl 0 13853 NULL +disable_so_addr_hi_sdhci_adma2_64_desc_13867 addr_hi sdhci_adma2_64_desc 0 13867 NULL nohasharray +disable_so_xfs_btree_lookup_get_block_fndecl_13867 xfs_btree_lookup_get_block fndecl 0 13867 &disable_so_addr_hi_sdhci_adma2_64_desc_13867 +disable_so_ktime_to_us_fndecl_13868 ktime_to_us fndecl 0 13868 NULL nohasharray +disable_so_mlx5_query_mad_ifc_system_image_guid_fndecl_13868 mlx5_query_mad_ifc_system_image_guid fndecl 0 13868 &disable_so_ktime_to_us_fndecl_13868 +disable_so_smack_task_setpgid_fndecl_13869 smack_task_setpgid fndecl 0 13869 NULL +disable_so_payload_addr_vpdma_cfd_13876 payload_addr vpdma_cfd 0 13876 NULL +disable_so_chgfreq_cs42l73_platform_data_13884 chgfreq cs42l73_platform_data 0 13884 NULL +disable_so_interrupt_page_vmbus_channel_initiate_contact_13895 interrupt_page vmbus_channel_initiate_contact 0 13895 NULL +disable_so_ptrace_set_breakpoint_addr_fndecl_13901 ptrace_set_breakpoint_addr fndecl 0-2-3 13901 NULL nohasharray +disable_so_vsync_pulse_width_lo_oaktrail_timing_info_13901 vsync_pulse_width_lo oaktrail_timing_info 0 13901 &disable_so_ptrace_set_breakpoint_addr_fndecl_13901 +disable_so_mcryptd_hash_setkey_fndecl_13926 mcryptd_hash_setkey fndecl 0-3 13926 NULL +disable_so_put_unaligned_be64_fndecl_13929 put_unaligned_be64 fndecl 1 13929 NULL +disable_so_voldelay_soundfont_voice_parm_13931 voldelay soundfont_voice_parm 0 13931 NULL +disable_so_addr_high_lancer_cmd_req_read_object_13932 addr_high lancer_cmd_req_read_object 0 13932 NULL +disable_so_src_addr_rds_info_rdma_connection_13938 src_addr rds_info_rdma_connection 0 13938 NULL +disable_so_rs780_force_fbdiv_fndecl_13945 rs780_force_fbdiv fndecl 2 13945 NULL +disable_so_xfs_btree_key_offset_fndecl_13946 xfs_btree_key_offset fndecl 0-2 13946 NULL nohasharray +disable_so_cryptd_hash_init_enqueue_fndecl_13946 cryptd_hash_init_enqueue fndecl 0 13946 &disable_so_xfs_btree_key_offset_fndecl_13946 +disable_so_from_addr_param_sctp_af_13948 from_addr_param sctp_af 3 13948 NULL +disable_so_ept_walk_addr_generic_fndecl_13950 ept_walk_addr_generic fndecl 4-5 13950 NULL +disable_so_cpu_timer_list_iter_13954 cpu timer_list_iter 0 13954 NULL nohasharray +disable_so_iowrite16_fndecl_13954 iowrite16 fndecl 1 13954 &disable_so_cpu_timer_list_iter_13954 +disable_so_do_utime_fndecl_13972 do_utime fndecl 2-0 13972 NULL +disable_so_base_addr_cx18_13974 base_addr cx18 0 13974 NULL +disable_so_rtpm_suspended_time_show_fndecl_13986 rtpm_suspended_time_show fndecl 0 13986 NULL +disable_so_ctime_fuse_setattr_in_13994 ctime fuse_setattr_in 0 13994 NULL +disable_so__rtl92ce_signal_scale_mapping_fndecl_14005 _rtl92ce_signal_scale_mapping fndecl 0-2 14005 NULL +disable_so_base_address_kvm_ioapic_14007 base_address kvm_ioapic 0 14007 NULL +disable_so_addr_hi_tx_desc_14014 addr_hi tx_desc 0 14014 NULL +disable_so_db_page_addr_ocrdma_create_cq_uresp_14016 db_page_addr ocrdma_create_cq_uresp 0 14016 NULL +disable_so_cur_cpufreq_policy_14023 cur cpufreq_policy 0 14023 NULL +disable_so_iommu_context_addr_fndecl_14032 iommu_context_addr fndecl 2-3 14032 NULL +disable_so_pll_i2c_address_dvb_pll_priv_14036 pll_i2c_address dvb_pll_priv 0 14036 NULL +disable_so_eth_mac_addr_fndecl_14045 eth_mac_addr fndecl 0 14045 NULL +disable_so_dce_v8_0_crtc_set_base_atomic_fndecl_14048 dce_v8_0_crtc_set_base_atomic fndecl 0 14048 NULL +disable_so_irq_to_desc_fndecl_14051 irq_to_desc fndecl 1 14051 NULL +disable_so_ept_identity_map_addr_kvm_arch_14060 ept_identity_map_addr kvm_arch 0 14060 NULL +disable_so_t1timer_ax25_info_struct_14071 t1timer ax25_info_struct 0 14071 NULL +disable_so_rxbd_addr_hi_host_cmd_ds_pcie_details_14073 rxbd_addr_hi host_cmd_ds_pcie_details 0 14073 NULL nohasharray +disable_so_nfsd4_decode_bitmap_fndecl_14073 nfsd4_decode_bitmap fndecl 0 14073 &disable_so_rxbd_addr_hi_host_cmd_ds_pcie_details_14073 +disable_so_xfs_vn_update_time_fndecl_14075 xfs_vn_update_time fndecl 0 14075 NULL +disable_so_cpufreq_frequency_table_target_fndecl_14082 cpufreq_frequency_table_target fndecl 3 14082 NULL +disable_so_pll_j_aic31xx_rate_divs_14098 pll_j aic31xx_rate_divs 0 14098 NULL +disable_so_pirq_from_irq_fndecl_14110 pirq_from_irq fndecl 1 14110 NULL +disable_so_zforce_scan_frequency_fndecl_14111 zforce_scan_frequency fndecl 0 14111 NULL +disable_so_uv_bios_freq_base_fndecl_14114 uv_bios_freq_base fndecl 1 14114 NULL +disable_so_si2165_set_if_freq_shift_fndecl_14123 si2165_set_if_freq_shift fndecl 0-2 14123 NULL +disable_so___hw_addr_sync_fndecl_14136 __hw_addr_sync fndecl 0-3 14136 NULL +disable_so_y_qxl_bitmap_14153 y qxl_bitmap 0 14153 NULL +disable_so_crypto_aead_setauthsize_fndecl_14158 crypto_aead_setauthsize fndecl 2 14158 NULL +disable_so_r600_engine_clock_entry_set_post_divider_fndecl_14159 r600_engine_clock_entry_set_post_divider fndecl 3 14159 NULL +disable_so_onenand_buffer_address_fndecl_14162 onenand_buffer_address fndecl 0-2-3 14162 NULL +disable_so___xfrm_state_lookup_byaddr_fndecl_14170 __xfrm_state_lookup_byaddr fndecl 2-5-6 14170 NULL +disable_so_uwbd_evt_handle_rc_dev_addr_conflict_fndecl_14177 uwbd_evt_handle_rc_dev_addr_conflict fndecl 0 14177 NULL +disable_so_mpt_add_sge_64bit_1078_fndecl_14179 mpt_add_sge_64bit_1078 fndecl 2-3 14179 NULL +disable_so_exynos4_jpeg_set_dec_bitstream_size_fndecl_14180 exynos4_jpeg_set_dec_bitstream_size fndecl 2 14180 NULL +disable_so_bg_block_bitmap_hi_ext4_group_desc_14201 bg_block_bitmap_hi ext4_group_desc 0 14201 NULL +disable_so_msecs_to_jiffies_fndecl_14205 msecs_to_jiffies fndecl 0-1 14205 NULL +disable_so_wait_on_page_bit_killable_timeout_fndecl_14212 wait_on_page_bit_killable_timeout fndecl 3-0 14212 NULL +disable_so_xfrm_state_addr_check_fndecl_14213 xfrm_state_addr_check fndecl 4 14213 NULL +disable_so_addr_sil24_sge_14214 addr sil24_sge 0 14214 NULL +disable_so_t2_hash_tbl_addr_lo_fcoe_kwqe_init2_14217 t2_hash_tbl_addr_lo fcoe_kwqe_init2 0 14217 NULL +disable_so_custom_divisor_uart_port_14227 custom_divisor uart_port 0 14227 NULL +disable_so_mclk_freq_s3fb_info_14228 mclk_freq s3fb_info 0 14228 NULL +disable_so_crypto_rfc4106_decrypt_fndecl_14233 crypto_rfc4106_decrypt fndecl 0 14233 NULL +disable_so_phy_addr_b44_14235 phy_addr b44 0 14235 NULL +disable_so_gpiochip_set_chained_irqchip_fndecl_14248 gpiochip_set_chained_irqchip fndecl 3 14248 NULL +disable_so_pci_bus_address_fndecl_14252 pci_bus_address fndecl 0 14252 NULL +disable_so_sleep_functions_on_battery_show_fndecl_14253 sleep_functions_on_battery_show fndecl 0 14253 NULL nohasharray +disable_so_to_hash_fndecl_14253 to_hash fndecl 0-1 14253 &disable_so_sleep_functions_on_battery_show_fndecl_14253 +disable_so_ghash_async_init_fndecl_14257 ghash_async_init fndecl 0 14257 NULL +disable_so_port_down_timeout_vnic_fc_config_14262 port_down_timeout vnic_fc_config 0 14262 NULL +disable_so_master_timeout_vardecl_nf_conntrack_amanda_c_14266 master_timeout vardecl_nf_conntrack_amanda.c 0 14266 NULL +disable_so_register_address_increment_fndecl_14270 register_address_increment fndecl 2-3 14270 NULL +disable_so_ultra_settings_chipset_bus_clock_list_entry_14273 ultra_settings chipset_bus_clock_list_entry 0 14273 NULL +disable_so_do_timer_fndecl_14291 do_timer fndecl 1 14291 NULL nohasharray +disable_so_hpi_sample_clock_set_source_index_fndecl_14291 hpi_sample_clock_set_source_index fndecl 1-0 14291 &disable_so_do_timer_fndecl_14291 +disable_so_ndi_latency_timer_vardecl_ftdi_sio_c_14293 ndi_latency_timer vardecl_ftdi_sio.c 0 14293 NULL +disable_so_gateway_addr_addr_wil_fw_record_gateway_data4_14300 gateway_addr_addr wil_fw_record_gateway_data4 0 14300 NULL +disable_so_rxrpc_validate_address_fndecl_14303 rxrpc_validate_address fndecl 0-3 14303 NULL +disable_so_function_num_atto_csmi_get_pci_bus_addr_14307 function_num atto_csmi_get_pci_bus_addr 0 14307 NULL +disable_so_packet_timeout_jiffies_lego_usb_tower_14311 packet_timeout_jiffies lego_usb_tower 0 14311 NULL +disable_so_caller_uid_ceph_mds_request_head_14323 caller_uid ceph_mds_request_head 0 14323 NULL +disable_so_e1000_get_phy_addr_for_bm_page_fndecl_14324 e1000_get_phy_addr_for_bm_page fndecl 0-1-2 14324 NULL +disable_so_buf_base_addr_c67x00_hcd_14328 buf_base_addr c67x00_hcd 0 14328 NULL nohasharray +disable_so_hactive_hi_lvds_dvo_timing_14328 hactive_hi lvds_dvo_timing 0 14328 &disable_so_buf_base_addr_c67x00_hcd_14328 +disable_so_addr_nv4e_i2c_port_14334 addr nv4e_i2c_port 0 14334 NULL +disable_so_ncp_add_be16_fndecl_14337 ncp_add_be16 fndecl 2 14337 NULL +disable_so_paddr_mm_dmapool_14345 paddr mm_dmapool 0 14345 NULL +disable_so_disc_wait_time_esas2r_adapter_14347 disc_wait_time esas2r_adapter 0 14347 NULL +disable_so_sgidx_scsi_ctrl_blk_14351 sgidx scsi_ctrl_blk 0 14351 NULL +disable_so_compute_split_timeout_timestamp_fndecl_14357 compute_split_timeout_timestamp fndecl 0-2 14357 NULL +disable_so_sin_port_sockaddr_in_14374 sin_port sockaddr_in 0 14374 NULL +disable_so_ci_get_mclk_frequency_ratio_fndecl_14375 ci_get_mclk_frequency_ratio fndecl 0-1 14375 NULL nohasharray +disable_so_nilfs_btree_node_move_left_fndecl_14375 nilfs_btree_node_move_left fndecl 3 14375 &disable_so_ci_get_mclk_frequency_ratio_fndecl_14375 +disable_so_stv0367cab_get_derot_freq_fndecl_14379 stv0367cab_get_derot_freq fndecl 0-2 14379 NULL +disable_so_line_time_radeon_crtc_14380 line_time radeon_crtc 0 14380 NULL +disable_so_src_data_addr_icp_qat_fw_comn_req_mid_14391 src_data_addr icp_qat_fw_comn_req_mid 0 14391 NULL +disable_so_dev_addr_cx231xx_i2c_xfer_data_14403 dev_addr cx231xx_i2c_xfer_data 0 14403 NULL +disable_so_card_snd_timer_info32_14407 card snd_timer_info32 0 14407 NULL nohasharray +disable_so_authenc_esn_verify_ahash_done_fndecl_14407 authenc_esn_verify_ahash_done fndecl 2 14407 &disable_so_card_snd_timer_info32_14407 +disable_so_compat_put_timespec_fndecl_14416 compat_put_timespec fndecl 0 14416 NULL +disable_so_nct6775_write_fan_div_fndecl_14421 nct6775_write_fan_div fndecl 2 14421 NULL +disable_so_compat_sys_settimeofday_fndecl_14431 compat_sys_settimeofday fndecl 0 14431 NULL +disable_so_irlmp_start_idle_timer_fndecl_14433 irlmp_start_idle_timer fndecl 2 14433 NULL +disable_so_min_flt_signal_struct_14436 min_flt signal_struct 0 14436 NULL +disable_so___release_region_fndecl_14448 __release_region fndecl 2-3 14448 NULL +disable_so_dccp_time_wait_fndecl_14450 dccp_time_wait fndecl 3-2 14450 NULL nohasharray +disable_so_rt_mutex_timed_futex_lock_fndecl_14450 rt_mutex_timed_futex_lock fndecl 0 14450 &disable_so_dccp_time_wait_fndecl_14450 +disable_so_div1_pll_div_14458 div1 pll_div 0 14458 NULL +disable_so_timestamp_ata_ering_entry_14485 timestamp ata_ering_entry 0 14485 NULL +disable_so_mod_delayed_work_on_fndecl_14497 mod_delayed_work_on fndecl 1-4 14497 NULL +disable_so_dma_addr_rx_14500 dma_addr rx 0 14500 NULL nohasharray +disable_so__rtl92de_signal_scale_mapping_fndecl_14500 _rtl92de_signal_scale_mapping fndecl 0-2 14500 &disable_so_dma_addr_rx_14500 +disable_so_cp_hqd_pq_rptr_report_addr_hi_hqd_registers_14512 cp_hqd_pq_rptr_report_addr_hi hqd_registers 0 14512 NULL +disable_so_snd_emu1010_internal_clock_info_fndecl_14514 snd_emu1010_internal_clock_info fndecl 0 14514 NULL +disable_so_nicvf_queue_reg_write_fndecl_14519 nicvf_queue_reg_write fndecl 3-4 14519 NULL +disable_so_icsk_user_timeout_inet_connection_sock_14528 icsk_user_timeout inet_connection_sock 0 14528 NULL +disable_so_gcm_hash_assoc_remain_continue_fndecl_14530 gcm_hash_assoc_remain_continue fndecl 0 14530 NULL +disable_so_get_max_engine_clock_in_mhz_fndecl_14540 get_max_engine_clock_in_mhz fndecl 0 14540 NULL +disable_so_port_snd_seq_addr_14543 port snd_seq_addr 0 14543 NULL +disable_so_nouveau_pmops_runtime_resume_fndecl_14545 nouveau_pmops_runtime_resume fndecl 0 14545 NULL +disable_so_timeout_vardecl_nf_conntrack_netbios_ns_c_14547 timeout vardecl_nf_conntrack_netbios_ns.c 0 14547 NULL +disable_so_cik_get_gpu_clock_counter_fndecl_14557 cik_get_gpu_clock_counter fndecl 0 14557 NULL +disable_so_addrconf_fixup_forwarding_fndecl_14567 addrconf_fixup_forwarding fndecl 0-3 14567 NULL +disable_so_batadv_nc_hash_choose_fndecl_14575 batadv_nc_hash_choose fndecl 0-2 14575 NULL +disable_so_pbl_addr_iwch_reg_user_mr_resp_14576 pbl_addr iwch_reg_user_mr_resp 0 14576 NULL +disable_so_m48t59_rtc_read_time_fndecl_14585 m48t59_rtc_read_time fndecl 0 14585 NULL +disable_so_read_tsc_fndecl_14589 read_tsc fndecl 0 14589 NULL +disable_so_rtsc_min_fndecl_14591 rtsc_min fndecl 3-4 14591 NULL +disable_so_bank_addr_snd_ymfpci_voice_14595 bank_addr snd_ymfpci_voice 0 14595 NULL +disable_so_hpi_bitstream_get_activity_fndecl_14606 hpi_bitstream_get_activity fndecl 0 14606 NULL +disable_so_prandom_seed_early_fndecl_14613 prandom_seed_early fndecl 2 14613 NULL +disable_so_cmd_cons_dma_addr_qlcnic_hostrq_tx_ctx_14615 cmd_cons_dma_addr qlcnic_hostrq_tx_ctx 0 14615 NULL +disable_so_shash_async_import_fndecl_14618 shash_async_import fndecl 0 14618 NULL +disable_so_osc_clock_freq_drx_common_attr_14640 osc_clock_freq drx_common_attr 0 14640 NULL +disable_so_freq_ath5k_edge_power_14657 freq ath5k_edge_power 0 14657 NULL +disable_so_td_addr_c67x00_td_14658 td_addr c67x00_td 0 14658 NULL +disable_so_dma_addr_whc_std_14663 dma_addr whc_std 0 14663 NULL nohasharray +disable_so_elfcorehdr_addr_vardecl_14663 elfcorehdr_addr vardecl 0 14663 &disable_so_dma_addr_whc_std_14663 +disable_so_ene_set_reg_addr_fndecl_14666 ene_set_reg_addr fndecl 2 14666 NULL +disable_so_fbk_divider_panel_info_14668 fbk_divider panel_info 0 14668 NULL +disable_so_bytes_snd_pcm_oss_runtime_14669 bytes snd_pcm_oss_runtime 0 14669 NULL +disable_so_vadc_hw_settle_time_from_dt_fndecl_14670 vadc_hw_settle_time_from_dt fndecl 0-1 14670 NULL +disable_so_crypto842_mod_init_fndecl_14677 crypto842_mod_init fndecl 0 14677 NULL +disable_so_max77693_set_timeout_fndecl_14678 max77693_set_timeout fndecl 2 14678 NULL +disable_so_mtt_base_addr_h_mlx4_qp_context_14690 mtt_base_addr_h mlx4_qp_context 0 14690 NULL +disable_so_mtt_base_addr_l_mlx4_srq_context_14691 mtt_base_addr_l mlx4_srq_context 0 14691 NULL +disable_so_fib_info_hash_size_vardecl_fib_semantics_c_14699 fib_info_hash_size vardecl_fib_semantics.c 0 14699 NULL +disable_so___addr_hash_fndecl_14702 __addr_hash fndecl 0-3-4 14702 NULL +disable_so_rise_time_lp8788_bl_config_14703 rise_time lp8788_bl_config 0 14703 NULL +disable_so_ebitmap_start_positive_fndecl_14708 ebitmap_start_positive fndecl 0 14708 NULL +disable_so_ssb_chipco_watchdog_timer_set_wdt_fndecl_14712 ssb_chipco_watchdog_timer_set_wdt fndecl 2-0 14712 NULL +disable_so_saddr_ipq_14715 saddr ipq 0 14715 NULL +disable_so_il4965_math_div_round_fndecl_14717 il4965_math_div_round fndecl 1-2 14717 NULL +disable_so_dac_mmap_min_addr_vardecl_14725 dac_mmap_min_addr vardecl 0 14725 NULL +disable_so_show_sas_end_dev_initiator_response_timeout_fndecl_14730 show_sas_end_dev_initiator_response_timeout fndecl 0 14730 NULL +disable_so_md5_mod_init_fndecl_14761 md5_mod_init fndecl 0 14761 NULL +disable_so_lasttime_htcp_14766 lasttime htcp 0 14766 NULL +disable_so_cac_time_ms_mwifiex_radar_params_14775 cac_time_ms mwifiex_radar_params 0 14775 NULL +disable_so_rs5c348_rtc_set_time_fndecl_14776 rs5c348_rtc_set_time fndecl 0 14776 NULL +disable_so_o2net_sc_queue_delayed_work_fndecl_14778 o2net_sc_queue_delayed_work fndecl 3 14778 NULL +disable_so_phonet_address_del_fndecl_14787 phonet_address_del fndecl 0 14787 NULL +disable_so_efx_phc_adjtime_fndecl_14790 efx_phc_adjtime fndecl 0 14790 NULL +disable_so_lzo_compress_pages_fndecl_14806 lzo_compress_pages fndecl 3-4 14806 NULL +disable_so_chv_gpu_freq_fndecl_14811 chv_gpu_freq fndecl 0-2 14811 NULL nohasharray +disable_so_nbytes_blkcipher_walk_14811 nbytes blkcipher_walk 0 14811 &disable_so_chv_gpu_freq_fndecl_14811 +disable_so_addr___mem_14815 addr __mem 0 14815 NULL +disable_so___cpufreq_governor_fndecl_14821 __cpufreq_governor fndecl 0 14821 NULL nohasharray +disable_so_hash_lo_smsc95xx_priv_14821 hash_lo smsc95xx_priv 0 14821 &disable_so___cpufreq_governor_fndecl_14821 +disable_so_naddr_ipath_user_sdma_pkt_14830 naddr ipath_user_sdma_pkt 0 14830 NULL +disable_so_address_pci_mmcfg_region_14831 address pci_mmcfg_region 0 14831 NULL +disable_so_crypto_ecb_module_init_fndecl_14834 crypto_ecb_module_init fndecl 0 14834 NULL +disable_so_last_host_tsc_kvm_vcpu_arch_14836 last_host_tsc kvm_vcpu_arch 0 14836 NULL +disable_so_eir_has_uuids_fndecl_14845 eir_has_uuids fndecl 2 14845 NULL +disable_so_b_addr_xfer_desc_buffer_14849 b_addr xfer_desc_buffer 0 14849 NULL +disable_so_xtal_freq_mxl5005s_config_14852 xtal_freq mxl5005s_config 0 14852 NULL +disable_so_pvclock_tsc_khz_fndecl_14859 pvclock_tsc_khz fndecl 0 14859 NULL +disable_so_isl1208_rtc_interrupt_fndecl_14861 isl1208_rtc_interrupt fndecl 0 14861 NULL +disable_so_dwell_time_passive_wmi_start_scan_arg_14866 dwell_time_passive wmi_start_scan_arg 0 14866 NULL +disable_so_writeout_period_time_vardecl_page_writeback_c_14870 writeout_period_time vardecl_page-writeback.c 0 14870 NULL +disable_so_valid_mtrr_type_fndecl_14883 valid_mtrr_type fndecl 1 14883 NULL +disable_so_dev_idx_sockaddr_nfc_llcp_14893 dev_idx sockaddr_nfc_llcp 0 14893 NULL +disable_so_addr_nv50_disp_mthd_chan_14896 addr nv50_disp_mthd_chan 0 14896 NULL +disable_so_ts_paddr_end_ath_hw_14898 ts_paddr_end ath_hw 0 14898 NULL +disable_so_get_urb_to_r8a66597_addr_fndecl_14901 get_urb_to_r8a66597_addr fndecl 0 14901 NULL +disable_so_remote_ref_time_lp_14915 remote_ref_time lp 0 14915 NULL +disable_so_bitmap_id_iscsi_conn_14920 bitmap_id iscsi_conn 0 14920 NULL +disable_so_root_btrfs_delayed_data_ref_14922 root btrfs_delayed_data_ref 0 14922 NULL +disable_so_c67x00_ll_read_mem_le16_fndecl_14937 c67x00_ll_read_mem_le16 fndecl 2-4 14937 NULL +disable_so_addr_sz_picolcd_data_14956 addr_sz picolcd_data 0 14956 NULL +disable_so_xhci_calculate_intel_u1_timeout_fndecl_14959 xhci_calculate_intel_u1_timeout fndecl 0 14959 NULL +disable_so_crypto_init_shash_ops_fndecl_14968 crypto_init_shash_ops fndecl 0 14968 NULL +disable_so_cputime_to_compat_timeval_fndecl_14969 cputime_to_compat_timeval fndecl 1 14969 NULL nohasharray +disable_so_cpufreq_set_cur_state_fndecl_14969 cpufreq_set_cur_state fndecl 1 14969 &disable_so_cputime_to_compat_timeval_fndecl_14969 +disable_so_start_time_flakey_c_14970 start_time flakey_c 0 14970 NULL +disable_so_snd_asihpi_sampleclock_add_fndecl_14973 snd_asihpi_sampleclock_add fndecl 0 14973 NULL +disable_so_addr_sky2_tx_le_14974 addr sky2_tx_le 0 14974 NULL +disable_so_mcfg_addr_acpi_pci_root_14978 mcfg_addr acpi_pci_root 0 14978 NULL +disable_so_cryptd_hash_import_fndecl_14985 cryptd_hash_import fndecl 0 14985 NULL +disable_so_cac_start_time_wireless_dev_14998 cac_start_time wireless_dev 0 14998 NULL +disable_so_inaddr_any_override_acl_subject_label_15014 inaddr_any_override acl_subject_label 0 15014 NULL +disable_so_dma_addr_cmdQ_ce_15023 dma_addr cmdQ_ce 0 15023 NULL nohasharray +disable_so_affs_init_bitmap_fndecl_15023 affs_init_bitmap fndecl 0 15023 &disable_so_dma_addr_cmdQ_ce_15023 +disable_so_select_addr_qla8xxx_minidump_entry_mux_15025 select_addr qla8xxx_minidump_entry_mux 0 15025 NULL +disable_so_frequency_cx24113_state_15031 frequency cx24113_state 0 15031 NULL +disable_so_port0_phy_addr_falcon_nvconfig_board_v2_15034 port0_phy_addr falcon_nvconfig_board_v2 0 15034 NULL +disable_so_snd_dice_transaction_get_clock_source_fndecl_15041 snd_dice_transaction_get_clock_source fndecl 0 15041 NULL +disable_so_valid_time_prefix_cacheinfo_15043 valid_time prefix_cacheinfo 0 15043 NULL +disable_so_acpi_get_cpuid_fndecl_15055 acpi_get_cpuid fndecl 0-3 15055 NULL +disable_so_faddr_rds_info_message_15057 faddr rds_info_message 0 15057 NULL +disable_so_hsync_pulse_width_lo_oaktrail_timing_info_15059 hsync_pulse_width_lo oaktrail_timing_info 0 15059 NULL +disable_so_mthca_WRITE_MTT_fndecl_15060 mthca_WRITE_MTT fndecl 0-3 15060 NULL +disable_so_ath9k_iowrite32_fndecl_15073 ath9k_iowrite32 fndecl 2 15073 NULL +disable_so_uid_max_xt_owner_match_info_15077 uid_max xt_owner_match_info 0 15077 NULL +disable_so_addr_low_mcp_kreq_ether_recv_15081 addr_low mcp_kreq_ether_recv 0 15081 NULL +disable_so_gem_get_device_address_fndecl_15093 gem_get_device_address fndecl 0 15093 NULL +disable_so_s5m8767_rtc_set_time_reg_fndecl_15094 s5m8767_rtc_set_time_reg fndecl 0 15094 NULL +disable_so_host_side_addr_fit_sg_descriptor_15098 host_side_addr fit_sg_descriptor 0 15098 NULL +disable_so_gtt_start_gpu_addr_kfd_dev_15100 gtt_start_gpu_addr kfd_dev 0 15100 NULL +disable_so_device_timestamp_ieee80211_rx_status_15103 device_timestamp ieee80211_rx_status 0 15103 NULL +disable_so_tcp_fastopen_reset_cipher_fndecl_15116 tcp_fastopen_reset_cipher fndecl 2 15116 NULL +disable_so_acpi_leave_sleep_state_prep_fndecl_15121 acpi_leave_sleep_state_prep fndecl 0-1 15121 NULL +disable_so_suspend_freq_cpufreq_policy_15133 suspend_freq cpufreq_policy 0 15133 NULL +disable_so___usb_control_msg_fndecl_15142 __usb_control_msg fndecl 8-2-9-5-0-4-6-3 15142 NULL +disable_so_sin6_scope_id_sockaddr_in6_15151 sin6_scope_id sockaddr_in6 0 15151 NULL +disable_so_ufshcd_devfreq_target_fndecl_15152 ufshcd_devfreq_target fndecl 0 15152 NULL +disable_so_dma_addr_wbsd_host_15158 dma_addr wbsd_host 0 15158 NULL +disable_so_timer_in_use_old_nes_hw_tune_timer_15174 timer_in_use_old nes_hw_tune_timer 0 15174 NULL +disable_so_mce_log_therm_throt_event_fndecl_15178 mce_log_therm_throt_event fndecl 1 15178 NULL nohasharray +disable_so_mce_write_fndecl_15178 mce_write fndecl 3-0 15178 &disable_so_mce_log_therm_throt_event_fndecl_15178 +disable_so_expires_cpu_timer_list_15182 expires cpu_timer_list 0 15182 NULL +disable_so_address_drm_dp_aux_msg_15184 address drm_dp_aux_msg 0 15184 NULL +disable_so_eip_tss_segment_32_15186 eip tss_segment_32 0 15186 NULL +disable_so_snd_als4000_interrupt_fndecl_15191 snd_als4000_interrupt fndecl 1 15191 NULL nohasharray +disable_so_pcf2123_rtc_read_time_fndecl_15191 pcf2123_rtc_read_time fndecl 0 15191 &disable_so_snd_als4000_interrupt_fndecl_15191 +disable_so_rcx_kvm_regs_15192 rcx kvm_regs 0 15192 NULL +disable_so_dma_addr_s_rxd_os_15193 dma_addr s_rxd_os 0 15193 NULL +disable_so_retrans_time_ifla_cacheinfo_15201 retrans_time ifla_cacheinfo 0 15201 NULL +disable_so_cxd2820r_sleep_t_fndecl_15204 cxd2820r_sleep_t fndecl 0 15204 NULL +disable_so_bcma_core_pcie2_war_delay_perst_enab_fndecl_15208 bcma_core_pcie2_war_delay_perst_enab fndecl 0 15208 NULL +disable_so_btrfs_delayed_inode_reserve_metadata_fndecl_15215 btrfs_delayed_inode_reserve_metadata fndecl 0 15215 NULL +disable_so___iowrite64_copy_fndecl_15216 __iowrite64_copy fndecl 3 15216 NULL nohasharray +disable_so_ext3fs_dirhash_fndecl_15216 ext3fs_dirhash fndecl 2 15216 &disable_so___iowrite64_copy_fndecl_15216 +disable_so_nilfs_btree_propagate_fndecl_15225 nilfs_btree_propagate fndecl 0 15225 NULL +disable_so_sha256_ssse3_update_fndecl_15226 sha256_ssse3_update fndecl 3 15226 NULL +disable_so_target_addr_i2400m_bootrom_header_15227 target_addr i2400m_bootrom_header 0 15227 NULL +disable_so_ip_vs_addr_equal_fndecl_15229 ip_vs_addr_equal fndecl 1 15229 NULL +disable_so_matroxfb_PLL_calcclock_fndecl_15230 matroxfb_PLL_calcclock fndecl 2-3-0 15230 NULL +disable_so_int_timeout_msb_data_15245 int_timeout msb_data 0 15245 NULL nohasharray +disable_so_check_quotactl_permission_fndecl_15245 check_quotactl_permission fndecl 4-0-3-2 15245 &disable_so_int_timeout_msb_data_15245 +disable_so_expires_crash_uid_15248 expires crash_uid 0 15248 NULL +disable_so_mul_n_basecase_fndecl_15258 mul_n_basecase fndecl 4 15258 NULL +disable_so_crypto_xcbc_digest_update_fndecl_15259 crypto_xcbc_digest_update fndecl 3 15259 NULL +disable_so_first_jiffies_ati_remote_15260 first_jiffies ati_remote 0 15260 NULL +disable_so___get_hash_thresh_fndecl_15268 __get_hash_thresh fndecl 2 15268 NULL +disable_so_isoc_in_endpointaddr_au0828_dev_15269 isoc_in_endpointaddr au0828_dev 0 15269 NULL +disable_so_crypto_ctxsize_fndecl_15285 crypto_ctxsize fndecl 0 15285 NULL +disable_so_max_rx_ip_addr_qlcnic_info_15295 max_rx_ip_addr qlcnic_info 0 15295 NULL nohasharray +disable_so_mtrr_add_fndecl_15295 mtrr_add fndecl 1-2 15295 &disable_so_max_rx_ip_addr_qlcnic_info_15295 +disable_so_plugged_delay_bau_control_15298 plugged_delay bau_control 0 15298 NULL +disable_so_skcipher_async_cb_fndecl_15303 skcipher_async_cb fndecl 2 15303 NULL +disable_so_bytes_bitmap_storage_15310 bytes bitmap_storage 0 15310 NULL +disable_so_xhci_calculate_u1_timeout_fndecl_15314 xhci_calculate_u1_timeout fndecl 0 15314 NULL nohasharray +disable_so_sym_getpciclock_fndecl_15314 sym_getpciclock fndecl 0 15314 &disable_so_xhci_calculate_u1_timeout_fndecl_15314 nohasharray +disable_so_major_hash_ocfs2_dx_hinfo_15314 major_hash ocfs2_dx_hinfo 0 15314 &disable_so_sym_getpciclock_fndecl_15314 +disable_so_ns_delay_scale_fndecl_15317 ns_delay_scale fndecl 4 15317 NULL +disable_so_addr_atiixp_dma_desc_15333 addr atiixp_dma_desc 0 15333 NULL +disable_so_logicalBlockNum_kernel_lb_addr_15336 logicalBlockNum kernel_lb_addr 0 15336 NULL +disable_so_last_rx_timestamp_i40e_ring_15342 last_rx_timestamp i40e_ring 0 15342 NULL +disable_so_ifa_index_ifaddrmsg_15348 ifa_index ifaddrmsg 0 15348 NULL +disable_so_timing_reg_mtk_i2c_15349 timing_reg mtk_i2c 0 15349 NULL +disable_so_msr_srcimp_desc_15353 msr srcimp_desc 0 15353 NULL +disable_so_r2c_val_fc2580_freq_regs_15359 r2c_val fc2580_freq_regs 0 15359 NULL +disable_so_xfer_udelay_nci_spi_15364 xfer_udelay nci_spi 0 15364 NULL +disable_so_hash_key_type_and_desc_fndecl_15370 hash_key_type_and_desc fndecl 0 15370 NULL +disable_so_set_window_latch_addr_flash_info_15372 set_window latch_addr_flash_info 1 15372 NULL +disable_so_host_addr_ipw2100_bd_15376 host_addr ipw2100_bd 0 15376 NULL +disable_so_eeprom_addr_state_15380 eeprom_addr state 0 15380 NULL +disable_so_sys_mq_timedreceive_fndecl_15392 sys_mq_timedreceive fndecl 1-3 15392 NULL +disable_so_ghash_async_update_fndecl_15422 ghash_async_update fndecl 0 15422 NULL +disable_so___send_signal_fndecl_15424 __send_signal fndecl 0-1 15424 NULL +disable_so_edi_user_regs_struct32_15430 edi user_regs_struct32 0 15430 NULL +disable_so_perf_cpu_time_max_percent_handler_fndecl_15448 perf_cpu_time_max_percent_handler fndecl 0 15448 NULL +disable_so_phy_register_fixup_for_uid_fndecl_15449 phy_register_fixup_for_uid fndecl 0 15449 NULL +disable_so_vpd_address_write_fndecl_15453 vpd_address_write fndecl 0-2-3 15453 NULL +disable_so_schedule_timeout_killable_fndecl_15458 schedule_timeout_killable fndecl 1-0 15458 NULL +disable_so_a21_wdt_set_timeout_fndecl_15463 a21_wdt_set_timeout fndecl 2 15463 NULL +disable_so_reg_val_pll_div_15464 reg_val pll_div 0 15464 NULL +disable_so_adjfreq_ptp_clock_info_15468 adjfreq ptp_clock_info 2 15468 NULL +disable_so___nlm_hash_addr6_fndecl_15486 __nlm_hash_addr6 fndecl 0 15486 NULL +disable_so_addr_sgentry_15489 addr sgentry 0 15489 NULL +disable_so_psb_sgx_interrupt_fndecl_15502 psb_sgx_interrupt fndecl 2-3 15502 NULL +disable_so_clk_divider_recalc_rate_fndecl_15503 clk_divider_recalc_rate fndecl 2-0 15503 NULL +disable_so_xferq_addr_hi_fcoe_kwqe_conn_offload2_15506 xferq_addr_hi fcoe_kwqe_conn_offload2 0 15506 NULL +disable_so_enable_usb3_lpm_timeout_hc_driver_15513 enable_usb3_lpm_timeout hc_driver 0 15513 NULL +disable_so_i2c_addr_lg2160_config_15521 i2c_addr lg2160_config 0 15521 NULL +disable_so_timeout_ms_nvme_passthru_cmd_15526 timeout_ms nvme_passthru_cmd 0 15526 NULL +disable_so_vm_cr_msr_nested_state_15529 vm_cr_msr nested_state 0 15529 NULL +disable_so_ocfs2_xattr_find_divide_pos_fndecl_15532 ocfs2_xattr_find_divide_pos fndecl 0 15532 NULL +disable_so_async_schedule_domain_fndecl_15534 async_schedule_domain fndecl 0 15534 NULL +disable_so_last_cqm_event_signal_ieee80211_if_managed_15539 last_cqm_event_signal ieee80211_if_managed 0 15539 NULL +disable_so_aic79xx_seltime_vardecl_aic79xx_osm_c_15542 aic79xx_seltime vardecl_aic79xx_osm.c 0 15542 NULL +disable_so_hrtimer_interval_ms_pmu_15546 hrtimer_interval_ms pmu 0 15546 NULL +disable_so_address_hi_msi_msg_15552 address_hi msi_msg 0 15552 NULL +disable_so_test_and_clear_bit_le_fndecl_15554 test_and_clear_bit_le fndecl 1 15554 NULL +disable_so_snd_echo_clock_source_put_fndecl_15557 snd_echo_clock_source_put fndecl 0 15557 NULL +disable_so_wait_for_completion_interruptible_timeout_fndecl_15561 wait_for_completion_interruptible_timeout fndecl 0-2 15561 NULL +disable_so_recover_width_atiixp_ide_timing_15562 recover_width atiixp_ide_timing 0 15562 NULL +disable_so_start_int_poll_timer_fndecl_15566 start_int_poll_timer fndecl 2 15566 NULL +disable_so_runtime_error_dev_pm_info_15567 runtime_error dev_pm_info 0 15567 NULL +disable_so_rdmsrl_on_cpu_fndecl_15568 rdmsrl_on_cpu fndecl 0-1 15568 NULL +disable_so_test_ahash_cycles_fndecl_15585 test_ahash_cycles fndecl 0-3 15585 NULL +disable_so_freq_hz_xc5000_priv_15586 freq_hz xc5000_priv 0 15586 NULL +disable_so_timeout_d_tpm_vendor_specific_15591 timeout_d tpm_vendor_specific 0 15591 NULL nohasharray +disable_so_laddr_rds_info_connection_15591 laddr rds_info_connection 0 15591 &disable_so_timeout_d_tpm_vendor_specific_15591 +disable_so_be_get_rss_hash_opts_fndecl_15601 be_get_rss_hash_opts fndecl 0 15601 NULL +disable_so_shadow_addr_kvm_shadow_walk_iterator_15604 shadow_addr kvm_shadow_walk_iterator 0 15604 NULL +disable_so_hactive_lo_detailed_pixel_timing_15606 hactive_lo detailed_pixel_timing 0 15606 NULL +disable_so_SYSC_getpgid_fndecl_15618 SYSC_getpgid fndecl 0-1 15618 NULL +disable_so_inet_dump_ifaddr_fndecl_15621 inet_dump_ifaddr fndecl 0 15621 NULL +disable_so_sjw_t_pucan_timing_slow_15625 sjw_t pucan_timing_slow 0 15625 NULL +disable_so_slave_id_snd_timer_instance_15628 slave_id snd_timer_instance 0 15628 NULL nohasharray +disable_so__ubh_find_last_zero_bit__fndecl_15628 _ubh_find_last_zero_bit_ fndecl 0-3-4-5 15628 &disable_so_slave_id_snd_timer_instance_15628 +disable_so_cmin_flt_signal_struct_15630 cmin_flt signal_struct 0 15630 NULL +disable_so_sg_busaddr_ips_scb_15639 sg_busaddr ips_scb 0 15639 NULL +disable_so_rq_timeout_rpc_rqst_15640 rq_timeout rpc_rqst 0 15640 NULL +disable_so_hpi_bitstream_set_data_polarity_fndecl_15646 hpi_bitstream_set_data_polarity fndecl 0-1 15646 NULL +disable_so_bs_rdiv_cx24113_state_15647 bs_rdiv cx24113_state 0 15647 NULL +disable_so_addr_lo_sli4_sge_15650 addr_lo sli4_sge 0 15650 NULL +disable_so_sctp_getsockopt_primary_addr_fndecl_15660 sctp_getsockopt_primary_addr fndecl 0 15660 NULL +disable_so_chip_uptime_esas2r_adapter_15661 chip_uptime esas2r_adapter 0 15661 NULL +disable_so_rx_statistics_jiffies_iwl_priv_15670 rx_statistics_jiffies iwl_priv 0 15670 NULL +disable_so_ablkcipher_walk_phys_fndecl_15671 ablkcipher_walk_phys fndecl 0 15671 NULL +disable_so_test_bitmaps_and_extents_fndecl_15676 test_bitmaps_and_extents fndecl 0 15676 NULL +disable_so_cur_rx_coal_timeval_vnic_cq_15695 cur_rx_coal_timeval vnic_cq 0 15695 NULL +disable_so_ds_addr_bus_dma_segment_15697 ds_addr bus_dma_segment 0 15697 NULL +disable_so_hrtimer_forward_fndecl_15719 hrtimer_forward fndecl 0 15719 NULL +disable_so_pmc_sleep_tmr_open_fndecl_15722 pmc_sleep_tmr_open fndecl 0 15722 NULL +disable_so_ovol_updated_control_runtime_15730 ovol_updated control_runtime 0 15730 NULL +disable_so___btrfs_run_delayed_refs_fndecl_15751 __btrfs_run_delayed_refs fndecl 0 15751 NULL +disable_so_at803x_ack_interrupt_fndecl_15758 at803x_ack_interrupt fndecl 0 15758 NULL +disable_so_phy_addr_bnx2_15762 phy_addr bnx2 0 15762 NULL +disable_so_acpi_os_sleep_fndecl_15766 acpi_os_sleep fndecl 1 15766 NULL +disable_so_mceusb_dev_driver_init_fndecl_15775 mceusb_dev_driver_init fndecl 0 15775 NULL +disable_so_iowrite32be_fndecl_15786 iowrite32be fndecl 1 15786 NULL +disable_so_rp1_freq_intel_gen6_power_mgmt_15787 rp1_freq intel_gen6_power_mgmt 0 15787 NULL +disable_so_mapped_rem_addr_nes_cm_info_15788 mapped_rem_addr nes_cm_info 0 15788 NULL +disable_so_bulkin_endpoint_addr_rsi_91x_usbdev_15790 bulkin_endpoint_addr rsi_91x_usbdev 0 15790 NULL +disable_so_connected_addr_rds_info_socket_15792 connected_addr rds_info_socket 0 15792 NULL +disable_so_usc_enable_aux_clock_fndecl_15795 usc_enable_aux_clock fndecl 2 15795 NULL +disable_so_add_delayed_tree_ref_fndecl_15797 add_delayed_tree_ref fndecl 11-5-6-7-8-9 15797 NULL +disable_so_wow_intr_before_sleep_ath_softc_15802 wow_intr_before_sleep ath_softc 0 15802 NULL +disable_so_rgb_time_bd2802_led_platform_data_15808 rgb_time bd2802_led_platform_data 0 15808 NULL +disable_so_intel_sdvo_get_slave_addr_fndecl_15818 intel_sdvo_get_slave_addr fndecl 0 15818 NULL +disable_so_tsc_start_vardecl_tsc_c_15853 tsc_start vardecl_tsc.c 0 15853 NULL +disable_so_get_cycle_time_fndecl_15861 get_cycle_time fndecl 0 15861 NULL +disable_so_cookie_dmaengine_pcm_runtime_data_15862 cookie dmaengine_pcm_runtime_data 0 15862 NULL nohasharray +disable_so___bfa_dma_be_addr_set_fndecl_15862 __bfa_dma_be_addr_set fndecl 2 15862 &disable_so_cookie_dmaengine_pcm_runtime_data_15862 +disable_so_vactive_timing_15863 vactive timing 0 15863 NULL +disable_so_management_agent_address_sbp2_target_15871 management_agent_address sbp2_target 0 15871 NULL +disable_so_i2c_check_addr_busy_fndecl_15889 i2c_check_addr_busy fndecl 2 15889 NULL +disable_so_db_rec_addr_mlx4_cq_context_15890 db_rec_addr mlx4_cq_context 0 15890 NULL +disable_so_addr_wil_memio_block_15893 addr wil_memio_block 0 15893 NULL +disable_so_interrupt_out_size_usb_serial_port_15896 interrupt_out_size usb_serial_port 0 15896 NULL +disable_so_wait_for_completion_killable_fndecl_15899 wait_for_completion_killable fndecl 0 15899 NULL +disable_so_m48t35_read_time_fndecl_15900 m48t35_read_time fndecl 0 15900 NULL +disable_so_ath9k_btcoex_handle_interrupt_fndecl_15912 ath9k_btcoex_handle_interrupt fndecl 2 15912 NULL +disable_so_get_key_lib80211_crypto_ops_15916 get_key lib80211_crypto_ops 0-2 15916 NULL +disable_so_tw_sport_inet_timewait_sock_15928 tw_sport inet_timewait_sock 0 15928 NULL +disable_so_crypto_xor_byte_fndecl_15934 crypto_xor_byte fndecl 3 15934 NULL +disable_so_nilfs_btree_promote_key_fndecl_15935 nilfs_btree_promote_key fndecl 4 15935 NULL +disable_so_irq_set_chip_data_fndecl_15945 irq_set_chip_data fndecl 1 15945 NULL +disable_so_retransmits_timed_out_fndecl_15952 retransmits_timed_out fndecl 3 15952 NULL +disable_so_titsc_config_wires_fndecl_15953 titsc_config_wires fndecl 0 15953 NULL +disable_so_cpufreq_quick_get_max_fndecl_15956 cpufreq_quick_get_max fndecl 0-1 15956 NULL +disable_so_verify_ptp_clock_info_15963 verify ptp_clock_info 4 15963 NULL +disable_so_gid_ceph_mds_caps_15966 gid ceph_mds_caps 0 15966 NULL +disable_so_mlx4_ib_update_cache_on_guid_change_fndecl_15969 mlx4_ib_update_cache_on_guid_change fndecl 2-3 15969 NULL +disable_so_musb_write_txfunaddr_fndecl_15974 musb_write_txfunaddr fndecl 2-3 15974 NULL +disable_so_acpi_ut_add_address_range_fndecl_16007 acpi_ut_add_address_range fndecl 1-2-3-0 16007 NULL +disable_so_dma_addr_rsxx_dma_16020 dma_addr rsxx_dma 0 16020 NULL +disable_so_setup_acpi_object_addr_handler_16031 setup acpi_object_addr_handler 0 16031 NULL +disable_so_idletimer_tg_init_fndecl_16041 idletimer_tg_init fndecl 0 16041 NULL +disable_so_msdu_paddr_htt_mgmt_tx_desc_16042 msdu_paddr htt_mgmt_tx_desc 0 16042 NULL +disable_so_radeon_atombios_parse_pplib_non_clock_info_fndecl_16044 radeon_atombios_parse_pplib_non_clock_info fndecl 2 16044 NULL +disable_so_scale_stime_fndecl_16047 scale_stime fndecl 1-2-3-0 16047 NULL +disable_so_wl12xx_enable_interrupts_fndecl_16057 wl12xx_enable_interrupts fndecl 0 16057 NULL +disable_so_paddr_persistent_ram_zone_16058 paddr persistent_ram_zone 0 16058 NULL +disable_so_get_dst_timing_fndecl_16070 get_dst_timing fndecl 0 16070 NULL +disable_so_max_init_timeo_sctp_association_16072 max_init_timeo sctp_association 0 16072 NULL +disable_so_update_gid_table_fndecl_16082 update_gid_table fndecl 2 16082 NULL +disable_so_dma_addr_xilly_mapping_16083 dma_addr xilly_mapping 0 16083 NULL +disable_so_bt_wait_time_ath_btcoex_16086 bt_wait_time ath_btcoex 0 16086 NULL +disable_so_cfg80211_rx_unexpected_4addr_frame_fndecl_16088 cfg80211_rx_unexpected_4addr_frame fndecl 3 16088 NULL +disable_so_ip6_rt_gc_timeout_netns_sysctl_ipv6_16090 ip6_rt_gc_timeout netns_sysctl_ipv6 0 16090 NULL nohasharray +disable_so_ieee80211_if_read_path_refresh_time_fndecl_16090 ieee80211_if_read_path_refresh_time fndecl 3-0 16090 &disable_so_ip6_rt_gc_timeout_netns_sysctl_ipv6_16090 +disable_so_wimax_addr_scnprint_fndecl_16095 wimax_addr_scnprint fndecl 4 16095 NULL +disable_so_airspy_s_frequency_fndecl_16098 airspy_s_frequency fndecl 0 16098 NULL +disable_so_crypto_blkcipher_ctxsize_fndecl_16105 crypto_blkcipher_ctxsize fndecl 0 16105 NULL +disable_so_blk_addr_f2fs_io_info_16107 blk_addr f2fs_io_info 0 16107 NULL +disable_so_div_r0_pll_values_16109 div_r0 pll_values 0 16109 NULL +disable_so_slack_hold_time_dql_16111 slack_hold_time dql 0 16111 NULL +disable_so_iscsi_tpg_attrib_show_netif_timeout_fndecl_16119 iscsi_tpg_attrib_show_netif_timeout fndecl 0 16119 NULL +disable_so_crypto_inc_fndecl_16125 crypto_inc fndecl 2 16125 NULL +disable_so_dualwatch_jiffies_ivtv_16137 dualwatch_jiffies ivtv 0 16137 NULL nohasharray +disable_so_enable_irq_fndecl_16137 enable_irq fndecl 1 16137 &disable_so_dualwatch_jiffies_ivtv_16137 +disable_so_alb_set_mac_address_fndecl_16150 alb_set_mac_address fndecl 0 16150 NULL +disable_so_do_sigtimedwait_fndecl_16152 do_sigtimedwait fndecl 0 16152 NULL +disable_so_sys_timerfd_create_fndecl_16155 sys_timerfd_create fndecl 2-1 16155 NULL +disable_so_xen_smp_send_reschedule_fndecl_16161 xen_smp_send_reschedule fndecl 1 16161 NULL nohasharray +disable_so_addrHigh_ulp_bde64_16161 addrHigh ulp_bde64 0 16161 &disable_so_xen_smp_send_reschedule_fndecl_16161 +disable_so_storm_memset_spq_addr_fndecl_16172 storm_memset_spq_addr fndecl 2-3 16172 NULL +disable_so_inactivity_timeout_cfhsi_config_16173 inactivity_timeout cfhsi_config 0 16173 NULL nohasharray +disable_so_iwl_eeprom_query_addr_fndecl_16173 iwl_eeprom_query_addr fndecl 2-3 16173 &disable_so_inactivity_timeout_cfhsi_config_16173 +disable_so_nmsrs_kvm_msr_list_16175 nmsrs kvm_msr_list 0 16175 NULL +disable_so_count_radeon_vce_clock_voltage_dependency_table_16180 count radeon_vce_clock_voltage_dependency_table 0 16180 NULL +disable_so_qla4_83xx_wr_reg_indirect_fndecl_16184 qla4_83xx_wr_reg_indirect fndecl 2-3 16184 NULL +disable_so_show_src_clock_fndecl_16195 show_src_clock fndecl 0 16195 NULL +disable_so_timeout_ncp_lock_ioctl_16196 timeout ncp_lock_ioctl 0 16196 NULL +disable_so_sctp_getsockopt_local_addrs_fndecl_16201 sctp_getsockopt_local_addrs fndecl 2 16201 NULL nohasharray +disable_so_wusb_set_dev_addr_fndecl_16201 wusb_set_dev_addr fndecl 3 16201 &disable_so_sctp_getsockopt_local_addrs_fndecl_16201 +disable_so_ageing_time___bridge_info_16213 ageing_time __bridge_info 0 16213 NULL +disable_so_bd_list_addr_hi_bnx2i_login_request_16219 bd_list_addr_hi bnx2i_login_request 0 16219 NULL +disable_so_btrfs_delete_delayed_items_fndecl_16220 btrfs_delete_delayed_items fndecl 0 16220 NULL nohasharray +disable_so_sethdraddr_fndecl_16220 sethdraddr fndecl 0 16220 &disable_so_btrfs_delete_delayed_items_fndecl_16220 +disable_so_ci_i2c_addr_netup_ci_state_16240 ci_i2c_addr netup_ci_state 0 16240 NULL +disable_so_hi_phys_addr_16280 hi phys_addr 0 16280 NULL +disable_so___chk_range_not_ok_fndecl_16282 __chk_range_not_ok fndecl 1-2 16282 NULL +disable_so_ocfs2_add_clusters_in_btree_fndecl_16283 ocfs2_add_clusters_in_btree fndecl 0-4 16283 NULL +disable_so_prev_task_link_tss_segment_32_16296 prev_task_link tss_segment_32 0 16296 NULL +disable_so_ad1889_load_adc_interrupt_count_fndecl_16303 ad1889_load_adc_interrupt_count fndecl 2 16303 NULL +disable_so_cp_mqd_base_addr_lo_cik_mqd_16307 cp_mqd_base_addr_lo cik_mqd 0 16307 NULL +disable_so_led_on_time_adp5520_leds_platform_data_16308 led_on_time adp5520_leds_platform_data 0 16308 NULL +disable_so_dma_addr_adf_etr_ring_data_16309 dma_addr adf_etr_ring_data 0 16309 NULL +disable_so_demod_address_s921_config_16312 demod_address s921_config 0 16312 NULL +disable_so_valid_lft_inet6_ifaddr_16318 valid_lft inet6_ifaddr 0 16318 NULL +disable_so_addr_boom_rx_desc_16324 addr boom_rx_desc 0 16324 NULL +disable_so_ghash_async_digest_fndecl_16326 ghash_async_digest fndecl 0 16326 NULL +disable_so_i_atime_f2fs_inode_16339 i_atime f2fs_inode 0 16339 NULL +disable_so_update_bus_time_fndecl_16343 update_bus_time fndecl 0 16343 NULL +disable_so_addr_st_register_16344 addr st_register 0 16344 NULL nohasharray +disable_so_team_port_set_team_dev_addr_fndecl_16344 team_port_set_team_dev_addr fndecl 0 16344 &disable_so_addr_st_register_16344 +disable_so_pll_prediv_dibx000_bandwidth_config_16345 pll_prediv dibx000_bandwidth_config 0 16345 NULL +disable_so_delay_kbd_repeat_16363 delay kbd_repeat 0 16363 NULL +disable_so_rproc_elf_get_boot_addr_fndecl_16372 rproc_elf_get_boot_addr fndecl 0 16372 NULL +disable_so_f2fs_dentry_hash_fndecl_16378 f2fs_dentry_hash fndecl 0 16378 NULL +disable_so_alarm_nvkm_timer_16388 alarm nvkm_timer 2 16388 NULL +disable_so_snd_seq_oss_timer_continue_fndecl_16406 snd_seq_oss_timer_continue fndecl 0 16406 NULL +disable_so_p1_mt9t112_pll_divider_16434 p1 mt9t112_pll_divider 0 16434 NULL +disable_so_unmap_sg_dma_map_ops_16437 unmap_sg dma_map_ops 3 16437 NULL +disable_so_ccp_aes_rfc3686_encrypt_fndecl_16455 ccp_aes_rfc3686_encrypt fndecl 0 16455 NULL +disable_so_bad_dma_addr_vardecl_amd_gart_64_c_16460 bad_dma_addr vardecl_amd_gart_64.c 0 16460 NULL +disable_so_ath6kl_sdio_set_cmd53_arg_fndecl_16468 ath6kl_sdio_set_cmd53_arg fndecl 3-7 16468 NULL +disable_so_list_phy_addr_list_info_hold_16469 list_phy_addr list_info_hold 0 16469 NULL +disable_so_jack_detect_delay_max98095_pdata_16483 jack_detect_delay max98095_pdata 0 16483 NULL +disable_so_bcma_erom_get_addr_desc_fndecl_16484 bcma_erom_get_addr_desc fndecl 0 16484 NULL nohasharray +disable_so_fib_info_hash_free_fndecl_16484 fib_info_hash_free fndecl 2 16484 &disable_so_bcma_erom_get_addr_desc_fndecl_16484 +disable_so_frequency_xc2028_data_16487 frequency xc2028_data 0 16487 NULL +disable_so_acpi_hw_extended_sleep_fndecl_16503 acpi_hw_extended_sleep fndecl 0 16503 NULL +disable_so_lxt970_ack_interrupt_fndecl_16507 lxt970_ack_interrupt fndecl 0 16507 NULL nohasharray +disable_so_debug_dma_map_page_fndecl_16507 debug_dma_map_page fndecl 3-6-4 16507 &disable_so_lxt970_ack_interrupt_fndecl_16507 +disable_so_freq_hi_jiffies_od_cpu_dbs_info_s_16514 freq_hi_jiffies od_cpu_dbs_info_s 0 16514 NULL +disable_so_address_u132_respond_16518 address u132_respond 0 16518 NULL +disable_so_tegra_spi_transfer_delay_fndecl_16528 tegra_spi_transfer_delay fndecl 1 16528 NULL +disable_so_cdb_phyaddr_hi32_AdapterControlBlock_16537 cdb_phyaddr_hi32 AdapterControlBlock 0 16537 NULL +disable_so_copied_seq_cxgbi_sock_16540 copied_seq cxgbi_sock 0 16540 NULL +disable_so_src_addr_lo_dmae_command_16542 src_addr_lo dmae_command 0 16542 NULL +disable_so_addr_lo_eth_tx_bd_16543 addr_lo eth_tx_bd 0 16543 NULL +disable_so_ccp_aes_cmac_digest_fndecl_16547 ccp_aes_cmac_digest fndecl 0 16547 NULL +disable_so_ip_pt_regs_16548 ip pt_regs 0 16548 NULL +disable_so_sleep_vol_cache_fan53555_device_info_16553 sleep_vol_cache fan53555_device_info 0 16553 NULL +disable_so_hblank_hi_oaktrail_timing_info_16559 hblank_hi oaktrail_timing_info 0 16559 NULL +disable_so_qla2x00_get_async_timeout_fndecl_16577 qla2x00_get_async_timeout fndecl 0 16577 NULL +disable_so___bitmap_andnot_fndecl_16578 __bitmap_andnot fndecl 4 16578 NULL +disable_so_hfreq_fb_cvt_data_16579 hfreq fb_cvt_data 0 16579 NULL +disable_so_tseg1_pucan_timing_slow_16580 tseg1 pucan_timing_slow 0 16580 NULL +disable_so_freq_rfmon_header_16593 freq rfmon_header 0 16593 NULL +disable_so_load_block_bitmap_fndecl_16597 load_block_bitmap fndecl 0-3 16597 NULL +disable_so_flush_timer_il_lq_sta_16606 flush_timer il_lq_sta 0 16606 NULL +disable_so_ieee80211_channel_to_frequency_fndecl_16619 ieee80211_channel_to_frequency fndecl 0-1 16619 NULL +disable_so_log_guest_addr_vhost_vring_addr_16627 log_guest_addr vhost_vring_addr 0 16627 NULL nohasharray +disable_so_cpumask_first_fndecl_16627 cpumask_first fndecl 0 16627 &disable_so_log_guest_addr_vhost_vring_addr_16627 +disable_so_sctp_addr_id2transport_fndecl_16639 sctp_addr_id2transport fndecl 3 16639 NULL +disable_so_dx_context_paddr_sst_hsw_16656 dx_context_paddr sst_hsw 0 16656 NULL +disable_so_demod_address_au8522_config_16665 demod_address au8522_config 0 16665 NULL +disable_so_acpi_device_uid_show_fndecl_16681 acpi_device_uid_show fndecl 0 16681 NULL nohasharray +disable_so_sys_setresuid16_fndecl_16681 sys_setresuid16 fndecl 0-1-2-3 16681 &disable_so_acpi_device_uid_show_fndecl_16681 +disable_so_crypto_rfc4106_encrypt_fndecl_16683 crypto_rfc4106_encrypt fndecl 0 16683 NULL +disable_so_field_bit_length_acpi_create_field_info_16693 field_bit_length acpi_create_field_info 0 16693 NULL nohasharray +disable_so_insert_revoke_hash_fndecl_16693 insert_revoke_hash fndecl 0-2 16693 &disable_so_field_bit_length_acpi_create_field_info_16693 +disable_so_target_cpufreq_driver_16704 target cpufreq_driver 2 16704 NULL +disable_so_vm_mmap_pgoff_fndecl_16712 vm_mmap_pgoff fndecl 0-2-4-5-6 16712 NULL +disable_so_time_kvm_vcpu_arch_16718 time kvm_vcpu_arch 0 16718 NULL +disable_so_mark_bitmap_end_fndecl_16723 mark_bitmap_end fndecl 1-2 16723 NULL +disable_so_edi_tss_segment_32_16727 edi tss_segment_32 0 16727 NULL +disable_so_native_calibrate_tsc_fndecl_16735 native_calibrate_tsc fndecl 0 16735 NULL +disable_so_buf_phy_addr_low_ql_rcv_buf_cb_16742 buf_phy_addr_low ql_rcv_buf_cb 0 16742 NULL +disable_so_mv88e6131_port_to_phy_addr_fndecl_16751 mv88e6131_port_to_phy_addr fndecl 0-2 16751 NULL +disable_so_vpd_cap_addr_pci_params_16752 vpd_cap_addr pci_params 0 16752 NULL nohasharray +disable_so_qce_ablkcipher_decrypt_fndecl_16752 qce_ablkcipher_decrypt fndecl 0 16752 &disable_so_vpd_cap_addr_pci_params_16752 +disable_so_guest_interruptibility_info_vmcs12_16754 guest_interruptibility_info vmcs12 0 16754 NULL +disable_so_dma_ops_alloc_addresses_fndecl_16763 dma_ops_alloc_addresses fndecl 0-3-4-5 16763 NULL +disable_so_base_io_addr_cx25821_dev_16770 base_io_addr cx25821_dev 0 16770 NULL +disable_so_w1_delay_parm_vardecl_w1_io_c_16771 w1_delay_parm vardecl_w1_io.c 0 16771 NULL +disable_so_devm_kasprintf_fndecl_16792 devm_kasprintf fndecl 2 16792 NULL nohasharray +disable_so_crypto_rfc4309_setauthsize_fndecl_16792 crypto_rfc4309_setauthsize fndecl 2 16792 &disable_so_devm_kasprintf_fndecl_16792 +disable_so_blp_qat_crypto_request_buffs_16801 blp qat_crypto_request_buffs 0 16801 NULL +disable_so_crypto_enqueue_request_fndecl_16802 crypto_enqueue_request fndecl 0 16802 NULL +disable_so_si2165_sleep_fndecl_16803 si2165_sleep fndecl 0 16803 NULL +disable_so_count_radeon_uvd_clock_voltage_dependency_table_16804 count radeon_uvd_clock_voltage_dependency_table 0 16804 NULL +disable_so_addr_low_viafb_vx855_dma_descr_16813 addr_low viafb_vx855_dma_descr 0 16813 NULL +disable_so_shash_async_digest_fndecl_16817 shash_async_digest fndecl 0 16817 NULL +disable_so_ip_apei_exec_context_16824 ip apei_exec_context 0 16824 NULL nohasharray +disable_so_si_program_ulv_memory_timing_parameters_fndecl_16824 si_program_ulv_memory_timing_parameters fndecl 0 16824 &disable_so_ip_apei_exec_context_16824 +disable_so_xfs_btree_delete_fndecl_16843 xfs_btree_delete fndecl 0 16843 NULL +disable_so_round_jiffies_up_fndecl_16844 round_jiffies_up fndecl 1-0 16844 NULL +disable_so___add_delayed_refs_fndecl_16846 __add_delayed_refs fndecl 0-5 16846 NULL +disable_so_tv_sec_xfs_bstime_16848 tv_sec xfs_bstime 0 16848 NULL +disable_so_lsize_mtrr_value_16850 lsize mtrr_value 0 16850 NULL +disable_so_demod_address_stv0288_config_16852 demod_address stv0288_config 0 16852 NULL +disable_so_efi_lookup_mapped_addr_fndecl_16854 efi_lookup_mapped_addr fndecl 1 16854 NULL +disable_so_schedule_timeout_fndecl_16856 schedule_timeout fndecl 0-1 16856 NULL +disable_so_ceph_aes_decrypt2_fndecl_16857 ceph_aes_decrypt2 fndecl 2-8 16857 NULL +disable_so_da9055_wdt_set_timeout_fndecl_16860 da9055_wdt_set_timeout fndecl 2-0 16860 NULL +disable_so_erst_dma_addr_xhci_erst_16864 erst_dma_addr xhci_erst 0 16864 NULL +disable_so_prefered_lft_inet6_ifaddr_16873 prefered_lft inet6_ifaddr 0 16873 NULL +disable_so_ti_tsc_driver_init_fndecl_16883 ti_tsc_driver_init fndecl 0 16883 NULL +disable_so_dataout_timeout_iscsi_node_attrib_16884 dataout_timeout iscsi_node_attrib 0 16884 NULL +disable_so___rtc_read_time_fndecl_16890 __rtc_read_time fndecl 0 16890 NULL nohasharray +disable_so_tn_smc_rreg_fndecl_16890 tn_smc_rreg fndecl 0-2 16890 &disable_so___rtc_read_time_fndecl_16890 +disable_so_lpage_dma_addr_genwqe_sgl_16893 lpage_dma_addr genwqe_sgl 0 16893 NULL +disable_so_schedule_on_each_cpu_fndecl_16903 schedule_on_each_cpu fndecl 0 16903 NULL nohasharray +disable_so_print_dropped_signal_fndecl_16903 print_dropped_signal fndecl 1 16903 &disable_so_schedule_on_each_cpu_fndecl_16903 +disable_so_pctv452e_read_mac_address_fndecl_16904 pctv452e_read_mac_address fndecl 0 16904 NULL +disable_so_regcache_lzo_get_blkindex_fndecl_16910 regcache_lzo_get_blkindex fndecl 0-2 16910 NULL +disable_so_login_timeout_qla_hw_data_16911 login_timeout qla_hw_data 0 16911 NULL +disable_so_bitmap_find_free_region_fndecl_16912 bitmap_find_free_region fndecl 0-2-3 16912 NULL +disable_so_bit_reverse_mpeg_output_fndecl_16915 bit_reverse_mpeg_output fndecl 0 16915 NULL +disable_so_da9063_wdt_set_timeout_fndecl_16916 da9063_wdt_set_timeout fndecl 2-0 16916 NULL +disable_so_pci_bus_insert_busn_res_fndecl_16923 pci_bus_insert_busn_res fndecl 3-2 16923 NULL +disable_so_port_mlx4_next_alias_guid_work_16924 port mlx4_next_alias_guid_work 0 16924 NULL +disable_so_port_guid_nodeinfo_16928 port_guid nodeinfo 0 16928 NULL +disable_so_transition_latency_cpufreq_cpuinfo_16939 transition_latency cpufreq_cpuinfo 0 16939 NULL +disable_so_si476x_core_cmd_fm_phase_div_status_fndecl_16940 si476x_core_cmd_fm_phase_div_status fndecl 0 16940 NULL nohasharray +disable_so_convert_hwaddr_wlcore_ops_16940 convert_hwaddr wlcore_ops 0 16940 &disable_so_si476x_core_cmd_fm_phase_div_status_fndecl_16940 +disable_so_tps80031_rtc_set_time_fndecl_16950 tps80031_rtc_set_time fndecl 0 16950 NULL +disable_so_select_addr_qla8044_minidump_entry_mux_16956 select_addr qla8044_minidump_entry_mux 0 16956 NULL +disable_so_hr222_get_external_clock_fndecl_16966 hr222_get_external_clock fndecl 0 16966 NULL +disable_so_evm_calc_hash_fndecl_16971 evm_calc_hash fndecl 0-4 16971 NULL +disable_so_ima_maxorder_vardecl_ima_crypto_c_16973 ima_maxorder vardecl_ima_crypto.c 0 16973 NULL +disable_so_delay_sh_keysc_info_16974 delay sh_keysc_info 0 16974 NULL +disable_so_sample_point_can_bittiming_16980 sample_point can_bittiming 0 16980 NULL +disable_so_ipmi_set_timeout_fndecl_16982 ipmi_set_timeout fndecl 0 16982 NULL +disable_so_address_SG32ENTRY_16984 address SG32ENTRY 0 16984 NULL +disable_so_mlx4_ib_guid_port_init_fndecl_16985 mlx4_ib_guid_port_init fndecl 2 16985 NULL +disable_so_ma901radio_set_freq_fndecl_16989 ma901radio_set_freq fndecl 0-2 16989 NULL +disable_so_i_ctime_f2fs_inode_17005 i_ctime f2fs_inode 0 17005 NULL +disable_so_pa_rxrf_lna2_freq_tune_chan_info_2064_lcnphy_17009 pa_rxrf_lna2_freq_tune chan_info_2064_lcnphy 0 17009 NULL +disable_so_vhost_add_used_and_signal_n_fndecl_17013 vhost_add_used_and_signal_n fndecl 4 17013 NULL +disable_so_fragshift_snd_pcm_oss_runtime_17015 fragshift snd_pcm_oss_runtime 0 17015 NULL +disable_so_sci_rx_interrupt_fndecl_17016 sci_rx_interrupt fndecl 1 17016 NULL +disable_so_wakeup_last_time_show_fndecl_17020 wakeup_last_time_show fndecl 0 17020 NULL +disable_so_from_addr_efx_memcpy_req_17021 from_addr efx_memcpy_req 0 17021 NULL +disable_so_tcp_timer_core_clk_divisor_nes_adapter_17033 tcp_timer_core_clk_divisor nes_adapter 0 17033 NULL +disable_so_reconnect_delay_srp_rport_17034 reconnect_delay srp_rport 0 17034 NULL +disable_so_clock_frequency_s3c_camif_sensor_info_17035 clock_frequency s3c_camif_sensor_info 0 17035 NULL +disable_so_copy_to_user_kmaddress_fndecl_17049 copy_to_user_kmaddress fndecl 0 17049 NULL +disable_so_il_send_rxon_timing_fndecl_17051 il_send_rxon_timing fndecl 0 17051 NULL +disable_so_system_time_pvclock_vcpu_time_info_17061 system_time pvclock_vcpu_time_info 0 17061 NULL +disable_so_ds3234_read_time_fndecl_17062 ds3234_read_time fndecl 0 17062 NULL +disable_so_dat_addr_batadv_orig_node_17063 dat_addr batadv_orig_node 0 17063 NULL +disable_so_master_cycle_now_kvm_arch_17072 master_cycle_now kvm_arch 0 17072 NULL +disable_so_netxen_decode_crb_addr_fndecl_17076 netxen_decode_crb_addr fndecl 0-1 17076 NULL +disable_so_pwm1_freq_lm63_data_17083 pwm1_freq lm63_data 0 17083 NULL +disable_so_leddc_on_time_ssb_sprom_17089 leddc_on_time ssb_sprom 0 17089 NULL +disable_so_timer_offset_tg3_17106 timer_offset tg3 0 17106 NULL +disable_so_rcvhdrqtailaddr_phys_qib_ctxtdata_17108 rcvhdrqtailaddr_phys qib_ctxtdata 0 17108 NULL nohasharray +disable_so_next_signal_fndecl_17108 next_signal fndecl 0 17108 &disable_so_rcvhdrqtailaddr_phys_qib_ctxtdata_17108 +disable_so_ptp_write_host_time_efx_nic_type_17118 ptp_write_host_time efx_nic_type 2 17118 NULL +disable_so_isl12057_rtc_set_time_fndecl_17119 isl12057_rtc_set_time fndecl 0 17119 NULL +disable_so_p4_mt9t112_pll_divider_17123 p4 mt9t112_pll_divider 0 17123 NULL +disable_so___sk_mem_schedule_fndecl_17130 __sk_mem_schedule fndecl 2 17130 NULL +disable_so_do_sched_setscheduler_fndecl_17133 do_sched_setscheduler fndecl 2-1-0 17133 NULL +disable_so_demod_address_s5h1420_config_17152 demod_address s5h1420_config 0 17152 NULL +disable_so_stats_reset_time_fnic_17155 stats_reset_time fnic 0 17155 NULL nohasharray +disable_so_buffer_addr_hi_iscsi_bd_17155 buffer_addr_hi iscsi_bd 0 17155 &disable_so_stats_reset_time_fnic_17155 nohasharray +disable_so_ver_sync_end_via_display_timing_17155 ver_sync_end via_display_timing 0 17155 &disable_so_buffer_addr_hi_iscsi_bd_17155 +disable_so_bit_cursor_fndecl_17158 bit_cursor fndecl 4-5-6 17158 NULL +disable_so_nv50_fan_pwm_clock_fndecl_17168 nv50_fan_pwm_clock fndecl 0 17168 NULL +disable_so_s_def_resuid_ext2_super_block_17174 s_def_resuid ext2_super_block 0 17174 NULL +disable_so_delay_until_ipoib_mcast_17176 delay_until ipoib_mcast 0 17176 NULL +disable_so_command_addr_acpi_ec_17177 command_addr acpi_ec 0 17177 NULL +disable_so_set_freq_adis16400_chip_info_17183 set_freq adis16400_chip_info 0 17183 NULL +disable_so_fd_pppol2tpin6_addr_17186 fd pppol2tpin6_addr 0 17186 NULL +disable_so_genwqe_set_interrupt_capability_fndecl_17191 genwqe_set_interrupt_capability fndecl 2-0 17191 NULL +disable_so_random_frame_ehci_hcd_17194 random_frame ehci_hcd 0 17194 NULL nohasharray +disable_so_ctrl_req_addr_dwc3_17194 ctrl_req_addr dwc3 0 17194 &disable_so_random_frame_ehci_hcd_17194 +disable_so_xhci_disable_usb3_lpm_timeout_fndecl_17199 xhci_disable_usb3_lpm_timeout fndecl 0 17199 NULL +disable_so_sp_dma_addr_hostdata_17202 sp_dma_addr hostdata 0 17202 NULL nohasharray +disable_so_drbg_hash_hashgen_fndecl_17202 drbg_hash_hashgen fndecl 0-3 17202 &disable_so_sp_dma_addr_hostdata_17202 +disable_so_demod_address_mt312_config_17203 demod_address mt312_config 0 17203 NULL +disable_so_buf_count_ccp_sha_req_ctx_17205 buf_count ccp_sha_req_ctx 0 17205 NULL +disable_so_atiixp_set_pio_timing_fndecl_17209 atiixp_set_pio_timing fndecl 3 17209 NULL +disable_so_tpm2_get_random_fndecl_17212 tpm2_get_random fndecl 0-3 17212 NULL +disable_so_offset_btrfs_key_17213 offset btrfs_key 0 17213 NULL +disable_so_dccps_timestamp_time_dccp_sock_17214 dccps_timestamp_time dccp_sock 0 17214 NULL +disable_so_this_tsc_write_kvm_vcpu_arch_17221 this_tsc_write kvm_vcpu_arch 0 17221 NULL +disable_so_cpufreq_driver_target_fndecl_17222 cpufreq_driver_target fndecl 2 17222 NULL +disable_so_prev_task_link_tss_segment_16_17224 prev_task_link tss_segment_16 0 17224 NULL +disable_so_sc92031_interrupt_fndecl_17226 sc92031_interrupt fndecl 1 17226 NULL nohasharray +disable_so_daddr_irnet_socket_17226 daddr irnet_socket 0 17226 &disable_so_sc92031_interrupt_fndecl_17226 nohasharray +disable_so_new_center_freq_seg1_ieee80211_wide_bw_chansw_ie_17226 new_center_freq_seg1 ieee80211_wide_bw_chansw_ie 0 17226 &disable_so_daddr_irnet_socket_17226 +disable_so_iffreq_tuner_params_17241 iffreq tuner_params 0 17241 NULL +disable_so_erase_time_flchip_17257 erase_time flchip 0 17257 NULL +disable_so_lp8788_is_valid_buck_addr_fndecl_17271 lp8788_is_valid_buck_addr fndecl 1 17271 NULL nohasharray +disable_so_ntfs_mft_bitmap_find_and_alloc_free_rec_nolock_fndecl_17271 ntfs_mft_bitmap_find_and_alloc_free_rec_nolock fndecl 0 17271 &disable_so_lp8788_is_valid_buck_addr_fndecl_17271 +disable_so_pci_timedia_setup_fndecl_17276 pci_timedia_setup fndecl 4 17276 NULL +disable_so_security_task_setpgid_fndecl_17277 security_task_setpgid fndecl 2 17277 NULL +disable_so_ref_div_pll_info_17279 ref_div pll_info 0 17279 NULL nohasharray +disable_so_ifr6_ifindex_in6_ifreq_17279 ifr6_ifindex in6_ifreq 0 17279 &disable_so_ref_div_pll_info_17279 +disable_so_nm_gid_nl_mmap_hdr_17280 nm_gid nl_mmap_hdr 0 17280 NULL +disable_so_account_system_time_fndecl_17285 account_system_time fndecl 3-4 17285 NULL nohasharray +disable_so_ptrace_signal_fndecl_17285 ptrace_signal fndecl 0-1 17285 &disable_so_account_system_time_fndecl_17285 +disable_so_cm36651_read_int_time_fndecl_17287 cm36651_read_int_time fndecl 0 17287 NULL +disable_so_calculate_destination_timeout_fndecl_17288 calculate_destination_timeout fndecl 0 17288 NULL +disable_so_hsync_pulse_width_lo_detailed_pixel_timing_17297 hsync_pulse_width_lo detailed_pixel_timing 0 17297 NULL +disable_so_pci_pm_runtime_suspend_fndecl_17299 pci_pm_runtime_suspend fndecl 0 17299 NULL +disable_so_ifindex_ip6addrlbl_entry_17305 ifindex ip6addrlbl_entry 0 17305 NULL +disable_so_lookup_enclosing_address_handler_fndecl_17312 lookup_enclosing_address_handler fndecl 3 17312 NULL +disable_so_addrconf_mod_rs_timer_fndecl_17333 addrconf_mod_rs_timer fndecl 2 17333 NULL nohasharray +disable_so_dma_addr_tse_buffer_17333 dma_addr tse_buffer 0 17333 &disable_so_addrconf_mod_rs_timer_fndecl_17333 +disable_so_mod_timer_pinned_fndecl_17334 mod_timer_pinned fndecl 2-0 17334 NULL +disable_so_cpufreq_power_cooling_register_fndecl_17338 cpufreq_power_cooling_register fndecl 2 17338 NULL +disable_so_bytenr_btrfs_delayed_ref_node_17344 bytenr btrfs_delayed_ref_node 0 17344 NULL +disable_so_genwqe_debugfs_queue_working_time_open_fndecl_17354 genwqe_debugfs_queue_working_time_open fndecl 0 17354 NULL +disable_so_poll_select_set_timeout_fndecl_17361 poll_select_set_timeout fndecl 2-3 17361 NULL nohasharray +disable_so_dma_addr_efx_buffer_17361 dma_addr efx_buffer 0 17361 &disable_so_poll_select_set_timeout_fndecl_17361 +disable_so_loc_addr_nes_cm_node_17375 loc_addr nes_cm_node 0 17375 NULL +disable_so_sdev_show_eh_timeout_fndecl_17386 sdev_show_eh_timeout fndecl 0 17386 NULL +disable_so_isl1208_i2c_set_time_fndecl_17398 isl1208_i2c_set_time fndecl 0 17398 NULL +disable_so_lx_interrupt_handle_async_events_fndecl_17400 lx_interrupt_handle_async_events fndecl 0 17400 NULL +disable_so_phys_addr_pmem_device_17405 phys_addr pmem_device 0 17405 NULL +disable_so___cpufreq_remove_dev_prepare_fndecl_17414 __cpufreq_remove_dev_prepare fndecl 0 17414 NULL +disable_so_readpage_address_space_operations_17426 readpage address_space_operations 0 17426 NULL +disable_so_last_tdls_pkt_time_sta_info_17439 last_tdls_pkt_time sta_info 0 17439 NULL +disable_so_bfa_fcs_rport_set_del_timeout_fndecl_17442 bfa_fcs_rport_set_del_timeout fndecl 1 17442 NULL nohasharray +disable_so_last_div_tuner_simple_priv_17442 last_div tuner_simple_priv 0 17442 &disable_so_bfa_fcs_rport_set_del_timeout_fndecl_17442 +disable_so_clockevents_update_freq_fndecl_17446 clockevents_update_freq fndecl 2 17446 NULL +disable_so_dev_addr_init_fndecl_17450 dev_addr_init fndecl 0 17450 NULL +disable_so_div_clk_fixed_factor_17451 div clk_fixed_factor 0 17451 NULL +disable_so_t2_ptr_hash_tbl_addr_hi_fcoe_kwqe_init2_17457 t2_ptr_hash_tbl_addr_hi fcoe_kwqe_init2 0 17457 NULL +disable_so_i_unsignaled_bytes_rds_iw_connection_17462 i_unsignaled_bytes rds_iw_connection 0 17462 NULL +disable_so_calc_pmtimer_ref_fndecl_17467 calc_pmtimer_ref fndecl 0-2-3-1 17467 NULL +disable_so_mb_dma_address_skd_fitmsg_context_17468 mb_dma_address skd_fitmsg_context 0 17468 NULL +disable_so_bd_list_addr_hi_bnx2i_cmd_request_17469 bd_list_addr_hi bnx2i_cmd_request 0 17469 NULL +disable_so_schedule_iso_resource_fndecl_17474 schedule_iso_resource fndecl 2 17474 NULL +disable_so_select_addr_qla83xx_minidump_entry_pollrd_17476 select_addr qla83xx_minidump_entry_pollrd 0 17476 NULL +disable_so_ipv4_daddr_nf_bridge_info_17490 ipv4_daddr nf_bridge_info 0 17490 NULL +disable_so_fifo_delay_map_brcmf_fws_info_17499 fifo_delay_map brcmf_fws_info 0 17499 NULL +disable_so_cpumask_next_and_fndecl_17511 cpumask_next_and fndecl 1-0 17511 NULL +disable_so_crypto_ctr_crypt_fndecl_17512 crypto_ctr_crypt fndecl 0-4 17512 NULL +disable_so_current_frequency_or51132_state_17519 current_frequency or51132_state 0 17519 NULL +disable_so_clocks_calc_max_nsecs_fndecl_17521 clocks_calc_max_nsecs fndecl 1-2-3-4-0 17521 NULL +disable_so_brcmf_get_next_free_bsscfgidx_fndecl_17528 brcmf_get_next_free_bsscfgidx fndecl 0 17528 NULL +disable_so_ide_dma_timeout_retry_fndecl_17531 ide_dma_timeout_retry fndecl 2 17531 NULL +disable_so_radeon_legacy_get_engine_clock_fndecl_17536 radeon_legacy_get_engine_clock fndecl 0 17536 NULL +disable_so_longcal_timer_ath_ani_17540 longcal_timer ath_ani 0 17540 NULL +disable_so_beacon_init_val_il_rxon_time_cmd_17543 beacon_init_val il_rxon_time_cmd 0 17543 NULL +disable_so_bcma_pmu_xtalfreq_fndecl_17556 bcma_pmu_xtalfreq fndecl 0 17556 NULL +disable_so_hdelay_timing_17557 hdelay timing 0 17557 NULL +disable_so_ticks_snd_seq_timer_17559 ticks snd_seq_timer 0 17559 NULL nohasharray +disable_so_coublock_signal_struct_17559 coublock signal_struct 0 17559 &disable_so_ticks_snd_seq_timer_17559 +disable_so_snd_timer_dev_register_fndecl_17565 snd_timer_dev_register fndecl 0 17565 NULL +disable_so_wait_on_bit_lock_action_fndecl_17576 wait_on_bit_lock_action fndecl 0 17576 NULL +disable_so_node_guid_nodeinfo_17589 node_guid nodeinfo 0 17589 NULL +disable_so_packet_filter_bitmap_kaweth_device_17590 packet_filter_bitmap kaweth_device 0 17590 NULL +disable_so_erase_timeout_sd_ssr_17594 erase_timeout sd_ssr 0 17594 NULL +disable_so_ratio_r_rj54n1_clock_div_17609 ratio_r rj54n1_clock_div 0 17609 NULL +disable_so_clock_info_cmd_complete_fndecl_17616 clock_info_cmd_complete fndecl 0 17616 NULL +disable_so_cir_addr_nvt_dev_17619 cir_addr nvt_dev 0 17619 NULL +disable_so_plink_timeout_mesh_config_17621 plink_timeout mesh_config 0 17621 NULL +disable_so_numaddr_mwl8k_cmd_mac_multicast_adr_17633 numaddr mwl8k_cmd_mac_multicast_adr 0 17633 NULL +enable_so_last_used_idx_vringh_17635 last_used_idx vringh 0 17635 NULL nohasharray +disable_so_addr_nvbios_extdev_func_17635 addr nvbios_extdev_func 0 17635 &enable_so_last_used_idx_vringh_17635 nohasharray +disable_so_xfs_btree_set_numrecs_fndecl_17635 xfs_btree_set_numrecs fndecl 2 17635 &disable_so_addr_nvbios_extdev_func_17635 +disable_so_pll_clkdiv_adau1701_17652 pll_clkdiv adau1701 0 17652 NULL +disable_so_btree_insert_raw_fndecl_17655 btree_insert_raw fndecl 0-2 17655 NULL +disable_so_svm_adjust_tsc_offset_fndecl_17663 svm_adjust_tsc_offset fndecl 2 17663 NULL +disable_so_mpll_ss2_ni_clock_registers_17677 mpll_ss2 ni_clock_registers 0 17677 NULL +disable_so_seq_zoran_sync_17679 seq zoran_sync 0 17679 NULL +disable_so_frequency_drv2667_data_17686 frequency drv2667_data 0 17686 NULL +disable_so_ieee80211_if_fmt_beacon_timeout_fndecl_17690 ieee80211_if_fmt_beacon_timeout fndecl 0-3 17690 NULL +disable_so_switch_time_iwl5000_channel_switch_cmd_17709 switch_time iwl5000_channel_switch_cmd 0 17709 NULL +disable_so_paging64_walk_addr_generic_fndecl_17719 paging64_walk_addr_generic fndecl 4-5 17719 NULL +disable_so_hw_usb_set_address_fndecl_17723 hw_usb_set_address fndecl 2 17723 NULL +disable_so_sysrq_reset_downtime_ms_vardecl_sysrq_c_17734 sysrq_reset_downtime_ms vardecl_sysrq.c 0 17734 NULL +disable_so_ttime_mean_cfq_ttime_17742 ttime_mean cfq_ttime 0 17742 NULL nohasharray +disable_so_cpufreq_add_dev_fndecl_17742 cpufreq_add_dev fndecl 0 17742 &disable_so_ttime_mean_cfq_ttime_17742 +disable_so_int_poll_timeout_fndecl_17745 int_poll_timeout fndecl 1 17745 NULL +disable_so_pmdown_time_snd_soc_pcm_runtime_17753 pmdown_time snd_soc_pcm_runtime 0 17753 NULL +disable_so_i_dtime_ocfs2_dinode_17762 i_dtime ocfs2_dinode 0 17762 NULL +disable_so_stk1160_write_reg_fndecl_17777 stk1160_write_reg fndecl 0-2-3 17777 NULL +disable_so_wlcore_save_freed_pkts_addr_fndecl_17778 wlcore_save_freed_pkts_addr fndecl 3 17778 NULL +disable_so_sys_getuid_fndecl_17783 sys_getuid fndecl 0 17783 NULL +disable_so_ath5k_hw_set_ack_timeout_fndecl_17785 ath5k_hw_set_ack_timeout fndecl 2 17785 NULL +disable_so_vfio_intx_set_signal_fndecl_17806 vfio_intx_set_signal fndecl 0 17806 NULL +disable_so_hash_dst_fndecl_17815 hash_dst fndecl 0-2-3 17815 NULL +disable_so_ci_set_smc_sram_address_fndecl_17817 ci_set_smc_sram_address fndecl 0-2 17817 NULL +disable_so_ax_pt_regs_17818 ax pt_regs 0 17818 NULL +disable_so_gf110_fan_pwm_clock_fndecl_17824 gf110_fan_pwm_clock fndecl 0 17824 NULL nohasharray +disable_so_txdescmem_busaddr_altera_tse_private_17824 txdescmem_busaddr altera_tse_private 0 17824 &disable_so_gf110_fan_pwm_clock_fndecl_17824 +disable_so_shash_digest_unaligned_fndecl_17828 shash_digest_unaligned fndecl 0-3 17828 NULL +disable_so_crypto_user_rcv_msg_fndecl_17830 crypto_user_rcv_msg fndecl 0 17830 NULL +disable_so_hfsplus_bnode_findhash_fndecl_17834 hfsplus_bnode_findhash fndecl 2 17834 NULL +disable_so_hactive_lo_oaktrail_timing_info_17844 hactive_lo oaktrail_timing_info 0 17844 NULL +disable_so_paddr_eni_skb_prv_17847 paddr eni_skb_prv 0 17847 NULL nohasharray +disable_so_proc_disconnectsignal_fndecl_17847 proc_disconnectsignal fndecl 0 17847 &disable_so_paddr_eni_skb_prv_17847 +disable_so_msec_bts_action_delay_17848 msec bts_action_delay 0 17848 NULL +disable_so_start_fixed_mtrr_segment_17854 start fixed_mtrr_segment 0 17854 NULL +disable_so_addr_mlx4_wqe_data_seg_17863 addr mlx4_wqe_data_seg 0 17863 NULL +disable_so_vhost32_to_cpu_fndecl_17870 vhost32_to_cpu fndecl 0-2 17870 NULL +disable_so_wl1273_fm_get_freq_fndecl_17876 wl1273_fm_get_freq fndecl 0 17876 NULL +disable_so_sumo_set_divider_value_fndecl_17879 sumo_set_divider_value fndecl 3-2 17879 NULL +disable_so_dev_stc_uvc_clock_sample_17886 dev_stc uvc_clock_sample 0 17886 NULL +disable_so_xfs_bmap_extents_to_btree_fndecl_17888 xfs_bmap_extents_to_btree fndecl 0 17888 NULL nohasharray +disable_so_sha1_ssse3_finup_fndecl_17888 sha1_ssse3_finup fndecl 3 17888 &disable_so_xfs_bmap_extents_to_btree_fndecl_17888 +disable_so_address_threshold_block_17898 address threshold_block 0 17898 NULL +disable_so_timeout_vardecl_w83793_c_17902 timeout vardecl_w83793.c 0 17902 NULL +disable_so_bitmap_port_gc_test_fndecl_17905 bitmap_port_gc_test fndecl 3 17905 NULL +disable_so_efx_ef10_filter_hash_fndecl_17915 efx_ef10_filter_hash fndecl 0 17915 NULL +disable_so_i40evf_init_interrupt_scheme_fndecl_17922 i40evf_init_interrupt_scheme fndecl 0 17922 NULL +disable_so_get_descriptor_addr_fndecl_17925 get_descriptor_addr fndecl 0 17925 NULL +disable_so_fll_loop_gain__fll_div_17926 fll_loop_gain _fll_div 0 17926 NULL +disable_so_timestamp_nfs_pgio_header_17936 timestamp nfs_pgio_header 0 17936 NULL +disable_so_axp20x_set_dcdc_freq_fndecl_17938 axp20x_set_dcdc_freq fndecl 0-2 17938 NULL +disable_so_fc2580_s_frequency_fndecl_17946 fc2580_s_frequency fndecl 0 17946 NULL +disable_so_cxd2820r_sleep_fndecl_17948 cxd2820r_sleep fndecl 0 17948 NULL +disable_so_shash_update_unaligned_fndecl_17955 shash_update_unaligned fndecl 0-3 17955 NULL +disable_so_queue_snd_seq_queue_timer_17961 queue snd_seq_queue_timer 0 17961 NULL nohasharray +disable_so_toshiba_sleep_functions_status_get_fndecl_17961 toshiba_sleep_functions_status_get fndecl 0 17961 &disable_so_queue_snd_seq_queue_timer_17961 +disable_so_pcc_cpufreq_probe_fndecl_17966 pcc_cpufreq_probe fndecl 0 17966 NULL nohasharray +disable_so_rsa_extract_mpi_fndecl_17966 rsa_extract_mpi fndecl 5 17966 &disable_so_pcc_cpufreq_probe_fndecl_17966 +disable_so_rxrpc_resend_timeout_vardecl_17967 rxrpc_resend_timeout vardecl 0 17967 NULL nohasharray +disable_so_cxd2820r_sleep_c_fndecl_17967 cxd2820r_sleep_c fndecl 0 17967 &disable_so_rxrpc_resend_timeout_vardecl_17967 +disable_so_ab3100_get_register_page_interruptible_fndecl_17972 ab3100_get_register_page_interruptible fndecl 0 17972 NULL +disable_so_perf_event_time_fndecl_17980 perf_event_time fndecl 0 17980 NULL nohasharray +disable_so_crypto_ahash_update_fndecl_17980 crypto_ahash_update fndecl 0 17980 &disable_so_perf_event_time_fndecl_17980 +disable_so_palmas_clear_interrupts_fndecl_17987 palmas_clear_interrupts fndecl 0 17987 NULL +disable_so_timeout_vardecl_nf_conntrack_snmp_c_17991 timeout vardecl_nf_conntrack_snmp.c 0 17991 NULL +disable_so_addr_lo_eth_rx_sge_17992 addr_lo eth_rx_sge 0 17992 NULL +disable_so_cryptd_hash_update_fndecl_17997 cryptd_hash_update fndecl 2 17997 NULL +disable_so_crypto_authenc_esn_setkey_fndecl_18010 crypto_authenc_esn_setkey fndecl 0 18010 NULL +disable_so_uwb_rc_mac_addr_store_fndecl_18016 uwb_rc_mac_addr_store fndecl 0-4 18016 NULL +disable_so_netlbl_unlhsh_hash_fndecl_18024 netlbl_unlhsh_hash fndecl 0-1 18024 NULL +disable_so_min_delta_ns_clock_event_device_18031 min_delta_ns clock_event_device 0 18031 NULL +disable_so_ali_timeout_bits_vardecl_alim1535_wdt_c_18033 ali_timeout_bits vardecl_alim1535_wdt.c 0 18033 NULL +disable_so_sci_mpxed_interrupt_fndecl_18035 sci_mpxed_interrupt fndecl 1 18035 NULL +disable_so_time_freq_vardecl_ntp_c_18036 time_freq vardecl_ntp.c 0 18036 NULL +disable_so_be_cmd_page_addrs_prepare_fndecl_18059 be_cmd_page_addrs_prepare fndecl 2 18059 NULL +disable_so_base_addr_brcmf_pcie_console_18075 base_addr brcmf_pcie_console 0 18075 NULL +disable_so_seq_cn_msg_18076 seq cn_msg 0 18076 NULL +disable_so_packet_time_ipw_ibss_seq_18079 packet_time ipw_ibss_seq 0 18079 NULL +disable_so_atomic_set_property_drm_connector_funcs_18088 atomic_set_property drm_connector_funcs 0-4 18088 NULL +disable_so_ts_jiffies_uwb_event_18092 ts_jiffies uwb_event 0 18092 NULL nohasharray +disable_so_xc_set_rf_frequency_fndecl_18092 xc_set_rf_frequency fndecl 0-2 18092 &disable_so_ts_jiffies_uwb_event_18092 +disable_so_beacon_time_tsf_bits_il_hw_params_18095 beacon_time_tsf_bits il_hw_params 0 18095 NULL +disable_so_restore_freq_cpufreq_policy_18098 restore_freq cpufreq_policy 0 18098 NULL +disable_so_link_check_timeout_ixgbe_adapter_18101 link_check_timeout ixgbe_adapter 0 18101 NULL +disable_so_zd_iowrite32_fndecl_18117 zd_iowrite32 fndecl 0-3 18117 NULL nohasharray +disable_so_block_bitmap_ext3_new_group_data_18117 block_bitmap ext3_new_group_data 0 18117 &disable_so_zd_iowrite32_fndecl_18117 +disable_so_radeon_fence_schedule_check_fndecl_18136 radeon_fence_schedule_check fndecl 2 18136 NULL +disable_so_ed_schedule_fndecl_18142 ed_schedule fndecl 0 18142 NULL +disable_so_pci_clock_ctrl_tg3_18144 pci_clock_ctrl tg3 0 18144 NULL +disable_so_start_i915_address_space_18152 start i915_address_space 0 18152 NULL +disable_so_reg_w_fndecl_18159 reg_w fndecl 2 18159 NULL +disable_so_xfrm_get_saddr_fndecl_18161 xfrm_get_saddr fndecl 4 18161 NULL +disable_so_src_addr_rcar_dmac_xfer_chunk_18165 src_addr rcar_dmac_xfer_chunk 0 18165 NULL +disable_so_chip_init_time_esas2r_adapter_18169 chip_init_time esas2r_adapter 0 18169 NULL +disable_so___btree_submit_bio_done_fndecl_18170 __btree_submit_bio_done fndecl 0-2 18170 NULL +disable_so_pick_local_ipaddrs_fndecl_18171 pick_local_ipaddrs fndecl 0 18171 NULL +disable_so_host_sof_uvc_clock_sample_18177 host_sof uvc_clock_sample 0 18177 NULL +disable_so_ratio_op_rj54n1_clock_div_18180 ratio_op rj54n1_clock_div 0 18180 NULL +disable_so_dm_btree_remove_leaves_fndecl_18182 dm_btree_remove_leaves fndecl 0-2-4 18182 NULL +disable_so_rfcomm_session_set_timer_fndecl_18183 rfcomm_session_set_timer fndecl 2 18183 NULL +disable_so_i_gid_ext2_inode_18187 i_gid ext2_inode 0 18187 NULL +disable_so_tipc_tlv_sprintf_fndecl_18203 tipc_tlv_sprintf fndecl 0 18203 NULL +disable_so_usbnet_get_ethernet_addr_fndecl_18204 usbnet_get_ethernet_addr fndecl 0 18204 NULL +disable_so_faddr_drm_i915_error_ring_18209 faddr drm_i915_error_ring 0 18209 NULL +disable_so_nla_put_ipaddr4_fndecl_18214 nla_put_ipaddr4 fndecl 0 18214 NULL +disable_so_ring_dma_addr_netdev_private_18216 ring_dma_addr netdev_private 0 18216 NULL +disable_so_fc_gid_ft_build_fndecl_18221 fc_gid_ft_build fndecl 0-3 18221 NULL +disable_so_base_hi_mtrr_var_range_18224 base_hi mtrr_var_range 0 18224 NULL nohasharray +disable_so_mISDNisac_irq_fndecl_18224 mISDNisac_irq fndecl 2 18224 &disable_so_base_hi_mtrr_var_range_18224 +disable_so_no_bit_error_verify_fndecl_18225 no_bit_error_verify fndecl 4 18225 NULL +disable_so_account_guest_time_fndecl_18233 account_guest_time fndecl 2-3 18233 NULL +disable_so_show_port_gid_idx_fndecl_18237 show_port_gid_idx fndecl 0 18237 NULL +disable_so_ath9k_hw_set_cts_timeout_fndecl_18239 ath9k_hw_set_cts_timeout fndecl 2 18239 NULL +disable_so_sctp_raw_to_bind_addrs_fndecl_18240 sctp_raw_to_bind_addrs fndecl 0-3-4-5 18240 NULL +disable_so_format_snd_pcm_oss_runtime_18246 format snd_pcm_oss_runtime 0 18246 NULL +disable_so_ring_base_address_kfd_ioctl_update_queue_args_18252 ring_base_address kfd_ioctl_update_queue_args 0 18252 NULL +disable_so_best_dsc_rw_freq_ide_tape_obj_18253 best_dsc_rw_freq ide_tape_obj 0 18253 NULL +disable_so_mlx4_ib_set_default_gid_fndecl_18263 mlx4_ib_set_default_gid fndecl 3 18263 NULL +disable_so_msrpm_base_pa_vmcb_control_area_18266 msrpm_base_pa vmcb_control_area 0 18266 NULL +disable_so_macb_reg_writel_macb_18287 macb_reg_writel macb 3 18287 NULL +disable_so_btrfs_inode_delayed_dir_index_count_fndecl_18292 btrfs_inode_delayed_dir_index_count fndecl 0 18292 NULL +disable_so_rounded_hashtable_size_fndecl_18305 rounded_hashtable_size fndecl 0 18305 NULL +disable_so_kv_calculate_ds_divider_fndecl_18314 kv_calculate_ds_divider fndecl 0 18314 NULL +disable_so_srom_address_fndecl_18316 srom_address fndecl 2 18316 NULL +disable_so_min_keysize_blkcipher_alg_18320 min_keysize blkcipher_alg 0 18320 NULL +disable_so_sd_atime_stat_data_v1_18328 sd_atime stat_data_v1 0 18328 NULL nohasharray +disable_so_last_valid_interrupt_tsc2005_18328 last_valid_interrupt tsc2005 0 18328 &disable_so_sd_atime_stat_data_v1_18328 +disable_so_divider_sm501_clock_18331 divider sm501_clock 0 18331 NULL +disable_so_dwell_time_dfs_conf_sched_scan_settings_18333 dwell_time_dfs conf_sched_scan_settings 0 18333 NULL +disable_so_synaptics_i2c_reschedule_work_fndecl_18336 synaptics_i2c_reschedule_work fndecl 2 18336 NULL +disable_so_active_time_dce6_wm_params_18344 active_time dce6_wm_params 0 18344 NULL +disable_so_shpchp_poll_time_vardecl_18356 shpchp_poll_time vardecl 0 18356 NULL +disable_so_qat_alg_ablkcipher_init_sessions_fndecl_18359 qat_alg_ablkcipher_init_sessions fndecl 3 18359 NULL +disable_so_next_blkaddr_node_footer_18360 next_blkaddr node_footer 0 18360 NULL +disable_so_r9701_set_datetime_fndecl_18365 r9701_set_datetime fndecl 0 18365 NULL +disable_so_global_default_cipher_key_size_ecryptfs_mount_crypt_stat_18369 global_default_cipher_key_size ecryptfs_mount_crypt_stat 0 18369 NULL +disable_so_read_tsc_offset_kvm_x86_ops_18374 read_tsc_offset kvm_x86_ops 0 18374 NULL +disable_so_chunkshift_bitmap_counts_18388 chunkshift bitmap_counts 0 18388 NULL +disable_so_daddr_i915_page_table_entry_18391 daddr i915_page_table_entry 0 18391 NULL +disable_so_set_addr_filters_fndecl_18395 set_addr_filters fndecl 0 18395 NULL nohasharray +disable_so_writepages_address_space_operations_18395 writepages address_space_operations 0 18395 &disable_so_set_addr_filters_fndecl_18395 +disable_so_ablkcipher_next_fast_fndecl_18397 ablkcipher_next_fast fndecl 0 18397 NULL +disable_so_local_ref_time_lp_18398 local_ref_time lp 0 18398 NULL +disable_so_size__cpuid4_info_regs_18403 size _cpuid4_info_regs 0 18403 NULL +disable_so_st_atime_sec_p9_stat_dotl_18404 st_atime_sec p9_stat_dotl 0 18404 NULL nohasharray +disable_so_hackrf_s_frequency_fndecl_18404 hackrf_s_frequency fndecl 0 18404 &disable_so_st_atime_sec_p9_stat_dotl_18404 +disable_so_ext4_inode_bitmap_fndecl_18405 ext4_inode_bitmap fndecl 0 18405 NULL +disable_so_crypto_sha256_finup_fndecl_18406 crypto_sha256_finup fndecl 3 18406 NULL +disable_so_timeout_ip_vs_sync_v4_18416 timeout ip_vs_sync_v4 0 18416 NULL nohasharray +disable_so_nla_put_hwaddr_fndecl_18416 nla_put_hwaddr fndecl 0 18416 &disable_so_timeout_ip_vs_sync_v4_18416 +disable_so_tasklet_hrtimer_init_fndecl_18423 tasklet_hrtimer_init fndecl 3 18423 NULL +disable_so_ieee80211_if_fmt_path_refresh_time_fndecl_18427 ieee80211_if_fmt_path_refresh_time fndecl 0-3 18427 NULL +disable_so_address_high_b43_dmadesc64_18431 address_high b43_dmadesc64 0 18431 NULL +disable_so_wd_timeout_mei_device_18432 wd_timeout mei_device 0 18432 NULL +disable_so_bitmap_fold_fndecl_18439 bitmap_fold fndecl 4 18439 NULL +disable_so_dma_addr_freelQ_ce_18441 dma_addr freelQ_ce 0 18441 NULL +disable_so_demod_address_cx24117_config_18444 demod_address cx24117_config 0 18444 NULL +disable_so_rs5c372_get_datetime_fndecl_18451 rs5c372_get_datetime fndecl 0 18451 NULL +disable_so_diolan_set_clock_synch_fndecl_18461 diolan_set_clock_synch fndecl 0 18461 NULL nohasharray +disable_so_tcp_timeout_ip_vs_timeout_user_18461 tcp_timeout ip_vs_timeout_user 0 18461 &disable_so_diolan_set_clock_synch_fndecl_18461 +disable_so_mac_addr_low_nes_adapter_18465 mac_addr_low nes_adapter 0 18465 NULL +disable_so_sci_interrupt_acpi_table_fadt_18467 sci_interrupt acpi_table_fadt 0 18467 NULL +disable_so_mii_bmsr_bnx2_18468 mii_bmsr bnx2 0 18468 NULL +disable_so_qla4xxx_fw_timestamp_show_fndecl_18474 qla4xxx_fw_timestamp_show fndecl 0 18474 NULL +disable_so_viafb_fill_crtc_timing_fndecl_18476 viafb_fill_crtc_timing fndecl 2-3 18476 NULL +disable_so_sysctl_max_tw_buckets_inet_timewait_death_row_18487 sysctl_max_tw_buckets inet_timewait_death_row 0 18487 NULL +disable_so_hfdiv_dib0090_pll_18489 hfdiv dib0090_pll 0 18489 NULL +disable_so_demod_address_si21xx_config_18490 demod_address si21xx_config 0 18490 NULL +disable_so_sbp_tpg_attrib_show_max_reconnect_timeout_fndecl_18494 sbp_tpg_attrib_show_max_reconnect_timeout fndecl 0 18494 NULL +disable_so_cciss_find_cfg_addrs_fndecl_18500 cciss_find_cfg_addrs fndecl 0 18500 NULL +disable_so_sdo_runtime_resume_fndecl_18516 sdo_runtime_resume fndecl 0 18516 NULL +disable_so_available_uuids_show_fndecl_18518 available_uuids_show fndecl 0 18518 NULL +disable_so_mtrr_open_fndecl_18521 mtrr_open fndecl 0 18521 NULL +disable_so_r_min_rnr_timer_ipath_qp_18527 r_min_rnr_timer ipath_qp 0 18527 NULL +disable_so_fixed_mtrr_addr_seg_to_range_index_fndecl_18537 fixed_mtrr_addr_seg_to_range_index fndecl 1-0 18537 NULL +disable_so_timeout_floppy_drive_params_18540 timeout floppy_drive_params 0 18540 NULL +disable_so_show_cpu_clock_fndecl_18546 show_cpu_clock fndecl 0 18546 NULL +disable_so_inet6_fill_ifacaddr_fndecl_18549 inet6_fill_ifacaddr fndecl 0-3-5 18549 NULL +disable_so_physical_address_kvm_translation_18550 physical_address kvm_translation 0 18550 NULL +disable_so_kvm_mtrr_set_msr_fndecl_18553 kvm_mtrr_set_msr fndecl 3 18553 NULL +disable_so_dccp_timestamp_fndecl_18560 dccp_timestamp fndecl 0 18560 NULL +disable_so_frequency_analog_parameters_18561 frequency analog_parameters 0 18561 NULL +disable_so_resp_bd_list_addr_lo_bnx2i_login_request_18562 resp_bd_list_addr_lo bnx2i_login_request 0 18562 NULL +disable_so_pixels_1_gpu_addr_mga_cursor_18572 pixels_1_gpu_addr mga_cursor 0 18572 NULL +disable_so_compat_sys_stime_fndecl_18574 compat_sys_stime fndecl 0 18574 NULL +disable_so_timestamp_fwd_flush_batadv_priv_nc_18585 timestamp_fwd_flush batadv_priv_nc 0 18585 NULL nohasharray +disable_so_nilfs_btree_get_block_fndecl_18585 nilfs_btree_get_block fndecl 0-2 18585 &disable_so_timestamp_fwd_flush_batadv_priv_nc_18585 +disable_so_sleep_cookie_pbase_pcie_service_card_18597 sleep_cookie_pbase pcie_service_card 0 18597 NULL +disable_so_sm_set_bitmap_fndecl_18598 sm_set_bitmap fndecl 2 18598 NULL +disable_so_lr_timeout_ext4_li_request_18599 lr_timeout ext4_li_request 0 18599 NULL +disable_so_start_time_bfa_diag_dport_subtest_result_s_18621 start_time bfa_diag_dport_subtest_result_s 0 18621 NULL +disable_so_ieee80211_aes_gmac_key_setup_fndecl_18626 ieee80211_aes_gmac_key_setup fndecl 2 18626 NULL +disable_so_code_addr_pmu_nvbios_pmuR_18630 code_addr_pmu nvbios_pmuR 0 18630 NULL +disable_so_btree_write_alias_fndecl_18631 btree_write_alias fndecl 0 18631 NULL +disable_so_level_btrfs_delayed_tree_ref_18632 level btrfs_delayed_tree_ref 0 18632 NULL +disable_so_bch_strtoull_h_fndecl_18633 bch_strtoull_h fndecl 0 18633 NULL +disable_so_resolution_snd_timer_status_18636 resolution snd_timer_status 0 18636 NULL +disable_so_crypto_module_init_fndecl_18640 crypto_module_init fndecl 0 18640 NULL +disable_so_mic_to_dma_addr_fndecl_18642 mic_to_dma_addr fndecl 0-2 18642 NULL +disable_so_nonblocking_wait_time_shtc1_data_18656 nonblocking_wait_time shtc1_data 0 18656 NULL +disable_so___remove_suid_fndecl_18657 __remove_suid fndecl 0 18657 NULL +disable_so_bootime_st_sensor_settings_18658 bootime st_sensor_settings 0 18658 NULL +disable_so_total_ref_mod_btrfs_delayed_ref_head_18666 total_ref_mod btrfs_delayed_ref_head 0 18666 NULL +disable_so_is_noncanonical_address_fndecl_18677 is_noncanonical_address fndecl 1 18677 NULL +disable_so_xcan_set_bittiming_fndecl_18678 xcan_set_bittiming fndecl 0 18678 NULL +disable_so_ipmi_set_my_address_fndecl_18680 ipmi_set_my_address fndecl 0 18680 NULL +disable_so_pixels_2_gpu_addr_mga_cursor_18686 pixels_2_gpu_addr mga_cursor 0 18686 NULL +disable_so_adjust_tsc_offset_guest_fndecl_18708 adjust_tsc_offset_guest fndecl 2 18708 NULL +disable_so_meson_spifc_runtime_resume_fndecl_18709 meson_spifc_runtime_resume fndecl 0 18709 NULL +disable_so_mclk_pwrmgt_cntl_rv770_clock_registers_18711 mclk_pwrmgt_cntl rv770_clock_registers 0 18711 NULL +disable_so_avgidle_cbq_class_18722 avgidle cbq_class 0 18722 NULL +disable_so_nla_nest_end_fndecl_18729 nla_nest_end fndecl 0 18729 NULL +disable_so_suspend_time_il_scan_cmd_18736 suspend_time il_scan_cmd 0 18736 NULL +disable_so_jiffies_to_timespec_fndecl_18737 jiffies_to_timespec fndecl 1 18737 NULL +disable_so___uwb_addr_print_fndecl_18746 __uwb_addr_print fndecl 0 18746 NULL +disable_so_apicid_set_error_type_with_address_18747 apicid set_error_type_with_address 0 18747 NULL +disable_so_reachable_time_ifla_cacheinfo_18748 reachable_time ifla_cacheinfo 0 18748 NULL +disable_so_mxl111sf_write_reg_fndecl_18752 mxl111sf_write_reg fndecl 0 18752 NULL +disable_so_img_ir_timing_preprocess_fndecl_18766 img_ir_timing_preprocess fndecl 2 18766 NULL +disable_so_aosr_aic31xx_rate_divs_18787 aosr aic31xx_rate_divs 0 18787 NULL +disable_so_led_set_flash_timeout_fndecl_18793 led_set_flash_timeout fndecl 2 18793 NULL +disable_so_proc_dointvec_userhz_jiffies_fndecl_18794 proc_dointvec_userhz_jiffies fndecl 0 18794 NULL +disable_so_return_address_stack_frame_18797 return_address stack_frame 0 18797 NULL +disable_so_perf_set_shadow_time_fndecl_18814 perf_set_shadow_time fndecl 3 18814 NULL nohasharray +disable_so_start_time_mem_ctl_info_18814 start_time mem_ctl_info 0 18814 &disable_so_perf_set_shadow_time_fndecl_18814 +disable_so_out_of_int_time_mmc_ext_csd_18824 out_of_int_time mmc_ext_csd 0 18824 NULL +disable_so_tmr_subdevice_snd_timer_18828 tmr_subdevice snd_timer 0 18828 NULL +disable_so_xgmac_reg_addr_read_fndecl_18829 xgmac_reg_addr_read fndecl 3-0 18829 NULL +disable_so_iscsi_nacl_attrib_show_dataout_timeout_retries_fndecl_18834 iscsi_nacl_attrib_show_dataout_timeout_retries fndecl 0 18834 NULL +disable_so_ip_hash_net4_elem_18835 ip hash_net4_elem 0 18835 NULL +disable_so_gid_ucred_18846 gid ucred 0 18846 NULL +disable_so_r44_val_fc2580_freq_regs_18847 r44_val fc2580_freq_regs 0 18847 NULL +disable_so_fotg210_set_dev_addr_fndecl_18854 fotg210_set_dev_addr fndecl 2 18854 NULL +disable_so_mac_time_hostap_80211_rx_status_18865 mac_time hostap_80211_rx_status 0 18865 NULL +disable_so___smsc95xx_write_reg_fndecl_18876 __smsc95xx_write_reg fndecl 0-2-3 18876 NULL +disable_so_svm_write_tsc_offset_fndecl_18879 svm_write_tsc_offset fndecl 2 18879 NULL +disable_so_max8997_rtc_read_time_fndecl_18881 max8997_rtc_read_time fndecl 0 18881 NULL nohasharray +disable_so_prev_tsc_cpudata_18881 prev_tsc cpudata 0 18881 &disable_so_max8997_rtc_read_time_fndecl_18881 +disable_so_padlock_sha1_update_nano_fndecl_18884 padlock_sha1_update_nano fndecl 3 18884 NULL +disable_so_sysctl_rose_restart_request_timeout_vardecl_18885 sysctl_rose_restart_request_timeout vardecl 0 18885 NULL +disable_so_sysctl_aarp_expiry_time_vardecl_18891 sysctl_aarp_expiry_time vardecl 0 18891 NULL +disable_so_crypto_register_pcomp_fndecl_18915 crypto_register_pcomp fndecl 0 18915 NULL +disable_so_ata_timing_cycle2mode_fndecl_18918 ata_timing_cycle2mode fndecl 0 18918 NULL +disable_so_proc_dointvec_ms_jiffies_fndecl_18925 proc_dointvec_ms_jiffies fndecl 0 18925 NULL +disable_so_busaddr_vlsi_irda_dev_18931 busaddr vlsi_irda_dev 0 18931 NULL +disable_so_rx_coalescing_timeo_bna_ccb_18934 rx_coalescing_timeo bna_ccb 0 18934 NULL +disable_so_tx_ring_dma_addr_pcnet32_private_18936 tx_ring_dma_addr pcnet32_private 0 18936 NULL +disable_so_netlbl_unlhsh_add_addr6_fndecl_18945 netlbl_unlhsh_add_addr6 fndecl 4-0 18945 NULL nohasharray +disable_so_libipw_channel_to_freq_fndecl_18945 libipw_channel_to_freq fndecl 0-2 18945 &disable_so_netlbl_unlhsh_add_addr6_fndecl_18945 +disable_so_oo_time_nfs4_openowner_18954 oo_time nfs4_openowner 0 18954 NULL +disable_so_rht_key_hashfn_fndecl_18957 rht_key_hashfn fndecl 0 18957 NULL +disable_so_query_id_mlx4_alias_guid_work_context_18958 query_id mlx4_alias_guid_work_context 0 18958 NULL nohasharray +disable_so_address_rq_enet_desc_18958 address rq_enet_desc 0 18958 &disable_so_query_id_mlx4_alias_guid_work_context_18958 +disable_so_scan_bitmap_fndecl_18963 scan_bitmap fndecl 0-3-5-7 18963 NULL +disable_so_btrfs_item_key_to_cpu_fndecl_18966 btrfs_item_key_to_cpu fndecl 3 18966 NULL +disable_so_store_fan_time_fndecl_18972 store_fan_time fndecl 0-4 18972 NULL +disable_so_hash_conntrack_fndecl_18974 hash_conntrack fndecl 0 18974 NULL +disable_so_lsndtime_tcp_sock_18975 lsndtime tcp_sock 0 18975 NULL +disable_so_ratio_tg_rj54n1_clock_div_18979 ratio_tg rj54n1_clock_div 0 18979 NULL +disable_so_freq_lo_od_cpu_dbs_info_s_18987 freq_lo od_cpu_dbs_info_s 0 18987 NULL +disable_so_usnic_uiom_interval_tree_compute_subtree_last_fndecl_18989 usnic_uiom_interval_tree_compute_subtree_last fndecl 0 18989 NULL +disable_so_cg_spll_spread_spectrum_rv770_clock_registers_19000 cg_spll_spread_spectrum rv770_clock_registers 0 19000 NULL +disable_so_ps_poll_ps_poll_timeouts_read_fndecl_19005 ps_poll_ps_poll_timeouts_read fndecl 3 19005 NULL +disable_so_addr_low_sata_start_req_19006 addr_low sata_start_req 0 19006 NULL +disable_so_seq_rxrpc_header_19018 seq rxrpc_header 0 19018 NULL +disable_so_bs_uid_xfs_bstat_19023 bs_uid xfs_bstat 0 19023 NULL +disable_so_cmb_rx_timer_atl1_hw_19025 cmb_rx_timer atl1_hw 0 19025 NULL +disable_so_timestamp_batadv_nc_packet_19027 timestamp batadv_nc_packet 0 19027 NULL +disable_so_addr_high_ssp_ini_io_start_req_19029 addr_high ssp_ini_io_start_req 0 19029 NULL +disable_so_n_addresses_rxk5_key_19030 n_addresses rxk5_key 0 19030 NULL +disable_so_ccp_crypto_enqueue_request_fndecl_19035 ccp_crypto_enqueue_request fndecl 0 19035 NULL +disable_so_timeout_mxser_port_19037 timeout mxser_port 0 19037 NULL +disable_so_xfs_btree_rec_addr_fndecl_19048 xfs_btree_rec_addr fndecl 2 19048 NULL +disable_so_sz_qat_crypto_request_buffs_19050 sz qat_crypto_request_buffs 0 19050 NULL +disable_so_start_field_bit_offset_acpi_object_field_common_19052 start_field_bit_offset acpi_object_field_common 0 19052 NULL +disable_so_compat_sys_timer_create_fndecl_19053 compat_sys_timer_create fndecl 1 19053 NULL +disable_so_ioctl_busaddr_ips_ha_19067 ioctl_busaddr ips_ha 0 19067 NULL +disable_so_crypto_rng_reset_fndecl_19075 crypto_rng_reset fndecl 3 19075 NULL +disable_so_alignmask_crypto_hash_walk_19078 alignmask crypto_hash_walk 0 19078 NULL +disable_so_dst_addr_hi_dmae_command_19086 dst_addr_hi dmae_command 0 19086 NULL +disable_so_tx_time_us_qlcnic_nic_intr_coalesce_19089 tx_time_us qlcnic_nic_intr_coalesce 0 19089 NULL +disable_so_sctp_getsockopt_peer_addr_info_fndecl_19099 sctp_getsockopt_peer_addr_info fndecl 0 19099 NULL +disable_so_ack_interrupt_mbus_hw_ops_19100 ack_interrupt mbus_hw_ops 2 19100 NULL +disable_so_fm_tx_set_freq_fndecl_19116 fm_tx_set_freq fndecl 0-2 19116 NULL +disable_so_time_stabiliz_dibx000_agc_config_19117 time_stabiliz dibx000_agc_config 0 19117 NULL +disable_so_m_session_timeout_ceph_mdsmap_19122 m_session_timeout ceph_mdsmap 0 19122 NULL nohasharray +disable_so_rq_first_pbe_addr_hi_fcoe_kwqe_conn_offload1_19122 rq_first_pbe_addr_hi fcoe_kwqe_conn_offload1 0 19122 &disable_so_m_session_timeout_ceph_mdsmap_19122 +disable_so_cfg80211_set_cipher_pairwise_fndecl_19124 cfg80211_set_cipher_pairwise fndecl 2 19124 NULL +disable_so_addr_low_bufq_addr_element_19128 addr_low bufq_addr_element 0 19128 NULL +disable_so__random_read_fndecl_19137 _random_read fndecl 0-1-3 19137 NULL +disable_so_data_timeout_ns_mmc_ioc_cmd_19142 data_timeout_ns mmc_ioc_cmd 0 19142 NULL +disable_so_sys_timer_getoverrun_fndecl_19145 sys_timer_getoverrun fndecl 1-0 19145 NULL +disable_so_force_static_address_read_fndecl_19149 force_static_address_read fndecl 3-0 19149 NULL +disable_so_timeout_vardecl_alim7101_wdt_c_19153 timeout vardecl_alim7101_wdt.c 0 19153 NULL +disable_so_get_msr_x86_emulate_ops_19170 get_msr x86_emulate_ops 2 19170 NULL +disable_so_freeze_timeout_msecs_vardecl_19173 freeze_timeout_msecs vardecl 0 19173 NULL +disable_so_time_mid_afs_uuid_19174 time_mid afs_uuid 0 19174 NULL +disable_so_do_signal_stop_fndecl_19193 do_signal_stop fndecl 1 19193 NULL +disable_so_xtime_update_fndecl_19206 xtime_update fndecl 1 19206 NULL +disable_so_sd_uid_stat_data_19209 sd_uid stat_data 0 19209 NULL +disable_so_conn_schedule_ip_vs_protocol_19210 conn_schedule ip_vs_protocol 1 19210 NULL +disable_so_ocfs2_dx_dir_name_hash_fndecl_19211 ocfs2_dx_dir_name_hash fndecl 3 19211 NULL +disable_so_posix_clock_register_fndecl_19213 posix_clock_register fndecl 2-0 19213 NULL +disable_so_ctnl_timeout_parse_policy_fndecl_19218 ctnl_timeout_parse_policy fndecl 0 19218 NULL +disable_so_get_parent_r8a66597_address_fndecl_19219 get_parent_r8a66597_address fndecl 0 19219 NULL +disable_so_ath5k_hw_htoclock_fndecl_19227 ath5k_hw_htoclock fndecl 2-0 19227 NULL +disable_so_cport_addr_nm256_19228 cport_addr nm256 0 19228 NULL +disable_so_mt2032_compute_freq_fndecl_19230 mt2032_compute_freq fndecl 2-3-4 19230 NULL +disable_so_prox_adjust_channel_bit_mask_fndecl_19253 prox_adjust_channel_bit_mask fndecl 3 19253 NULL +disable_so_base_addr_vnic_dev_ring_19264 base_addr vnic_dev_ring 0 19264 NULL +disable_so_authenc_geniv_ahash_update_done_fndecl_19273 authenc_geniv_ahash_update_done fndecl 2 19273 NULL +disable_so_ath6kl_cfg80211_host_sleep_fndecl_19284 ath6kl_cfg80211_host_sleep fndecl 0 19284 NULL +disable_so_keyring_detect_cycle_fndecl_19294 keyring_detect_cycle fndecl 0 19294 NULL +disable_so_bus_addr_img_hash_dev_19301 bus_addr img_hash_dev 0 19301 NULL +disable_so_nv04_timer_fini_fndecl_19314 nv04_timer_fini fndecl 0 19314 NULL +disable_so_sysctl_x25_restart_request_timeout_vardecl_19317 sysctl_x25_restart_request_timeout vardecl 0 19317 NULL +disable_so_timer_in_use_nes_hw_tune_timer_19327 timer_in_use nes_hw_tune_timer 0 19327 NULL +disable_so_misdn_add_timer_fndecl_19332 misdn_add_timer fndecl 2-0 19332 NULL +disable_so_timeout_vardecl_rn5t618_wdt_c_19337 timeout vardecl_rn5t618_wdt.c 0 19337 NULL +disable_so_err_addr_bfa_diag_memtest_result_19350 err_addr bfa_diag_memtest_result 0 19350 NULL +disable_so_jfs_strtoUCS_fndecl_19357 jfs_strtoUCS fndecl 3-0 19357 NULL +disable_so_addr_to_vsyscall_nr_fndecl_19368 addr_to_vsyscall_nr fndecl 0-1 19368 NULL +disable_so_small_buf_phy_addr_high_ql3_adapter_19371 small_buf_phy_addr_high ql3_adapter 0 19371 NULL +disable_so_micd_bias_start_time_arizona_pdata_19379 micd_bias_start_time arizona_pdata 0 19379 NULL +disable_so_current_frequency_s5h1411_state_19382 current_frequency s5h1411_state 0 19382 NULL +disable_so_silence_threshold_snd_pcm_runtime_19384 silence_threshold snd_pcm_runtime 0 19384 NULL +disable_so_pid_pppol2tpv3_addr_19385 pid pppol2tpv3_addr 0 19385 NULL +disable_so_wm8960_set_dai_clkdiv_fndecl_19392 wm8960_set_dai_clkdiv fndecl 3 19392 NULL +disable_so_drm_modeset_lock_interruptible_fndecl_19397 drm_modeset_lock_interruptible fndecl 0 19397 NULL +disable_so_isdn_divert_open_fndecl_19417 isdn_divert_open fndecl 0 19417 NULL +disable_so_uwb_rc_dev_addr_set_fndecl_19418 uwb_rc_dev_addr_set fndecl 0 19418 NULL +disable_so_frames_v4l2_timecode_19427 frames v4l2_timecode 0 19427 NULL +disable_so_bw_time_stamp_backing_dev_info_19428 bw_time_stamp backing_dev_info 0 19428 NULL +disable_so_nes_create_sockaddr_fndecl_19431 nes_create_sockaddr fndecl 1-2 19431 NULL +disable_so_s_uuid_hash_ocfs2_super_block_19432 s_uuid_hash ocfs2_super_block 0 19432 NULL +disable_so_paging64_walk_addr_fndecl_19436 paging64_walk_addr fndecl 3-4 19436 NULL +disable_so_snd_sonicvibes_interrupt_fndecl_19437 snd_sonicvibes_interrupt fndecl 1 19437 NULL +disable_so_width_psb_intel_sdvo_preferred_input_timing_args_19438 width psb_intel_sdvo_preferred_input_timing_args 0 19438 NULL +disable_so_padlock_sha256_final_fndecl_19450 padlock_sha256_final fndecl 0 19450 NULL +disable_so_period_time_bau_control_19451 period_time bau_control 0 19451 NULL +disable_so_timestamp_nfs4_closedata_19455 timestamp nfs4_closedata 0 19455 NULL +disable_so_crypto_fpu_init_fndecl_19461 crypto_fpu_init fndecl 0 19461 NULL +disable_so_sysctl_x25_reset_request_timeout_vardecl_19463 sysctl_x25_reset_request_timeout vardecl 0 19463 NULL nohasharray +disable_so_start_write_delay_c_19463 start_write delay_c 0 19463 &disable_so_sysctl_x25_reset_request_timeout_vardecl_19463 +disable_so_calc_div_fndecl_19469 calc_div fndecl 0-4-3 19469 NULL +disable_so_log2bpmb_adfs_discrecord_19475 log2bpmb adfs_discrecord 0 19475 NULL +disable_so_sys_pkt_addr_dle_19487 sys_pkt_addr dle 0 19487 NULL +disable_so_igb_set_vf_mac_addr_fndecl_19490 igb_set_vf_mac_addr fndecl 3 19490 NULL +disable_so_ipaddr_atm_mpoa_qos_19492 ipaddr atm_mpoa_qos 0 19492 NULL +disable_so_start_addr_ms_system_item_19495 start_addr ms_system_item 0 19495 NULL +disable_so_nmi_timer_start_cpu_fndecl_19509 nmi_timer_start_cpu fndecl 1-0 19509 NULL +disable_so_rv3029c2_i2c_set_time_fndecl_19511 rv3029c2_i2c_set_time fndecl 0 19511 NULL +disable_so_trinity_get_valid_engine_clock_fndecl_19516 trinity_get_valid_engine_clock fndecl 0 19516 NULL +disable_so_add_addr_fndecl_19518 add_addr fndecl 3-4 19518 NULL nohasharray +disable_so_hash_extent_data_ref_item_fndecl_19518 hash_extent_data_ref_item fndecl 0 19518 &disable_so_add_addr_fndecl_19518 +disable_so_prev_hw_ptr_period_snd_pcm_oss_runtime_19519 prev_hw_ptr_period snd_pcm_oss_runtime 0 19519 NULL +disable_so_eqaddr_fw_ri_res_sqrq_19526 eqaddr fw_ri_res_sqrq 0 19526 NULL +disable_so_tms_stime_compat_tms_19527 tms_stime compat_tms 0 19527 NULL +disable_so_period_addr_ath_gen_timer_configuration_19529 period_addr ath_gen_timer_configuration 0 19529 NULL +disable_so_sp_tss_segment_16_19536 sp tss_segment_16 0 19536 NULL nohasharray +disable_so_nrpages_address_space_19536 nrpages address_space 0 19536 &disable_so_sp_tss_segment_16_19536 +disable_so_fb_cvt_pixclock_fndecl_19545 fb_cvt_pixclock fndecl 0 19545 NULL +disable_so_ipv6_addr_hash_fndecl_19554 ipv6_addr_hash fndecl 0 19554 NULL +disable_so_fnhe_daddr_fib_nh_exception_19556 fnhe_daddr fib_nh_exception 0 19556 NULL +disable_so_cir_addr_fintek_dev_19561 cir_addr fintek_dev 0 19561 NULL +disable_so_saddr_max_pktgen_dev_19567 saddr_max pktgen_dev 0 19567 NULL +disable_so_check_nnp_nosuid_fndecl_19568 check_nnp_nosuid fndecl 0 19568 NULL +disable_so_write_phy_reg_fndecl_19585 write_phy_reg fndecl 0-2-3 19585 NULL +disable_so_garp_join_time_vardecl_garp_c_19597 garp_join_time vardecl_garp.c 0 19597 NULL +disable_so_signalfd_dequeue_fndecl_19602 signalfd_dequeue fndecl 0-3 19602 NULL +disable_so_write8_comm_runtime_19603 write8 comm_runtime 4 19603 NULL +disable_so_sys_semtimedop_fndecl_19605 sys_semtimedop fndecl 1-3-0 19605 NULL +disable_so_xenvif_rx_queue_timeout_fndecl_19613 xenvif_rx_queue_timeout fndecl 0 19613 NULL +disable_so_local_cm_response_timeout_ib_cm_req_param_19614 local_cm_response_timeout ib_cm_req_param 0 19614 NULL nohasharray +disable_so_ath9k_hw_gen_timer_start_fndecl_19614 ath9k_hw_gen_timer_start fndecl 3-4 19614 &disable_so_local_cm_response_timeout_ib_cm_req_param_19614 nohasharray +disable_so_xtal_cap0p_r820t_freq_range_19614 xtal_cap0p r820t_freq_range 0 19614 &disable_so_ath9k_hw_gen_timer_start_fndecl_19614 +disable_so_time_fmeter_19622 time fmeter 0 19622 NULL +disable_so_mce_timer_kick_fndecl_19627 mce_timer_kick fndecl 1 19627 NULL +disable_so_freqn_usb_stream_kernel_19628 freqn usb_stream_kernel 0 19628 NULL +disable_so_cg_spll_spread_spectrum_2_ci_clock_registers_19639 cg_spll_spread_spectrum_2 ci_clock_registers 0 19639 NULL +disable_so_ltr501_als_read_samp_freq_fndecl_19642 ltr501_als_read_samp_freq fndecl 0 19642 NULL +disable_so_addr_snd_sg_page_19645 addr snd_sg_page 0 19645 NULL nohasharray +disable_so_xfs_btree_kill_root_fndecl_19645 xfs_btree_kill_root fndecl 0 19645 &disable_so_addr_snd_sg_page_19645 +disable_so_xc_get_signal_level_fndecl_19649 xc_get_signal_level fndecl 0 19649 NULL +disable_so_rx8581_get_datetime_fndecl_19650 rx8581_get_datetime fndecl 0 19650 NULL +disable_so_mdiv_gk104_clk_info_19653 mdiv gk104_clk_info 0 19653 NULL +disable_so_c_faddr_rds_connection_19664 c_faddr rds_connection 0 19664 NULL +disable_so_afs_mntpt_expiry_timeout_vardecl_mntpt_c_19666 afs_mntpt_expiry_timeout vardecl_mntpt.c 0 19666 NULL nohasharray +disable_so___queue_delayed_work_fndecl_19666 __queue_delayed_work fndecl 1-4 19666 &disable_so_afs_mntpt_expiry_timeout_vardecl_mntpt_c_19666 +disable_so_store_risetime_fndecl_19668 store_risetime fndecl 4-0 19668 NULL +disable_so_div_r1_pll_values_19670 div_r1 pll_values 0 19670 NULL +disable_so_tstamp_inet6_ifaddr_19680 tstamp inet6_ifaddr 0 19680 NULL +disable_so_get_bt_addr_fndecl_19687 get_bt_addr fndecl 0 19687 NULL +disable_so_clocksource_register_hz_fndecl_19688 clocksource_register_hz fndecl 2 19688 NULL +disable_so_ceph_mdsmap_get_random_mds_fndecl_19695 ceph_mdsmap_get_random_mds fndecl 0 19695 NULL +disable_so_addr_qla82xx_md_entry_crb_19696 addr qla82xx_md_entry_crb 0 19696 NULL +disable_so_frequency_itd1000_state_19704 frequency itd1000_state 0 19704 NULL +disable_so_parent_tgid_fork_proc_event_19713 parent_tgid fork_proc_event 0 19713 NULL +disable_so_i_uid_ocfs2_dinode_19720 i_uid ocfs2_dinode 0 19720 NULL +disable_so_mx2_camera_clock_start_fndecl_19722 mx2_camera_clock_start fndecl 0 19722 NULL +disable_so_crypto_ccm_decrypt_fndecl_19728 crypto_ccm_decrypt fndecl 0 19728 NULL +disable_so_seq_put_decimal_ull_fndecl_19739 seq_put_decimal_ull fndecl 3 19739 NULL +disable_so_capture_source_addr_snd_card_saa7134_19740 capture_source_addr snd_card_saa7134 0 19740 NULL +disable_so_write_reg_fndecl_19743 write_reg fndecl 0-3 19743 NULL +disable_so_ndac_aic32x4_rate_divs_19748 ndac aic32x4_rate_divs 0 19748 NULL +disable_so_hpi_sample_clock_set_source_fndecl_19753 hpi_sample_clock_set_source fndecl 1-0 19753 NULL +disable_so_address_ipr_ioadl_desc_19756 address ipr_ioadl_desc 0 19756 NULL +disable_so_curr_hash_dir_private_info_19760 curr_hash dir_private_info 0 19760 NULL +disable_so_ccp_register_sha_alg_fndecl_19771 ccp_register_sha_alg fndecl 0 19771 NULL +disable_so_addr_set_port_fndecl_19776 addr_set_port fndecl 2 19776 NULL +disable_so_gpu_id_kfd_ioctl_get_clock_counters_args_19784 gpu_id kfd_ioctl_get_clock_counters_args 0 19784 NULL +disable_so_seq_cpl_rx_data_ddp_norss_19788 seq cpl_rx_data_ddp_norss 0 19788 NULL nohasharray +disable_so_cherryview_rps_max_freq_fndecl_19788 cherryview_rps_max_freq fndecl 0 19788 &disable_so_seq_cpl_rx_data_ddp_norss_19788 +disable_so_inet6_dump_addr_fndecl_19792 inet6_dump_addr fndecl 0 19792 NULL +disable_so_pixelclock_videomode_19794 pixelclock videomode 0 19794 NULL +disable_so_hbackporch_v4l2_bt_timings_19806 hbackporch v4l2_bt_timings 0 19806 NULL +disable_so_dy_runtime_sc_19824 dy runtime_sc 0 19824 NULL nohasharray +disable_so_dm_btree_insert_fndecl_19824 dm_btree_insert fndecl 0-2 19824 &disable_so_dy_runtime_sc_19824 +disable_so_cpufreq_generic_get_fndecl_19829 cpufreq_generic_get fndecl 0-1 19829 NULL +disable_so_outdiv_fll_factors_19836 outdiv fll_factors 0 19836 NULL +disable_so_scd_base_addr_il_priv_19840 scd_base_addr il_priv 0 19840 NULL +disable_so_acpi_ut_short_divide_fndecl_19845 acpi_ut_short_divide fndecl 1 19845 NULL +disable_so_timewarn_cs_read_fndecl_19849 timewarn_cs_read fndecl 0 19849 NULL +disable_so_freq_wmi_rx_action_event_19864 freq wmi_rx_action_event 0 19864 NULL +disable_so_eeprom_indirect_address_fndecl_19868 eeprom_indirect_address fndecl 0-2-3 19868 NULL +disable_so_core_clock_nes_adapter_19875 core_clock nes_adapter 0 19875 NULL +disable_so_ecx_v86_regs_19877 ecx v86_regs 0 19877 NULL +disable_so_base_clock_show_fndecl_19894 base_clock_show fndecl 0 19894 NULL +disable_so_jiffies_next_rtl2832_sdr_dev_19897 jiffies_next rtl2832_sdr_dev 0 19897 NULL +disable_so_process_tgid_exit_proc_event_19898 process_tgid exit_proc_event 0 19898 NULL +disable_so_n_cipher_suites_wiphy_19902 n_cipher_suites wiphy 0 19902 NULL +disable_so_fsl_asrc_cal_asrck_divisor_fndecl_19905 fsl_asrc_cal_asrck_divisor fndecl 0-2 19905 NULL +disable_so_ntimer_qs_tp_params_19910 ntimer_qs tp_params 0 19910 NULL +disable_so_rf_freq_off_mt7601u_eeprom_params_19920 rf_freq_off mt7601u_eeprom_params 0 19920 NULL +disable_so_ip_hash_netport4_elem_19921 ip hash_netport4_elem 0 19921 NULL +disable_so_cnid_hfs_btree_19924 cnid hfs_btree 0 19924 NULL +disable_so_vblank_lo_detailed_pixel_timing_19925 vblank_lo detailed_pixel_timing 0 19925 NULL +disable_so_addr_i2c_client_19929 addr i2c_client 0 19929 NULL +disable_so_addr_nv50_i2c_port_19931 addr nv50_i2c_port 0 19931 NULL +disable_so_epp_write_addr_parport_operations_19935 epp_write_addr parport_operations 0-3 19935 NULL +disable_so_ds_last_time_o2hb_disk_slot_19938 ds_last_time o2hb_disk_slot 0 19938 NULL +disable_so_local_addr_rds_info_tcp_socket_19943 local_addr rds_info_tcp_socket 0 19943 NULL +disable_so_i_ctime_ext3_inode_19948 i_ctime ext3_inode 0 19948 NULL +disable_so_maven_set_reg_fndecl_19961 maven_set_reg fndecl 3 19961 NULL +disable_so_maven_find_exact_clocks_fndecl_19977 maven_find_exact_clocks fndecl 1-2 19977 NULL +disable_so_tda826x_sleep_fndecl_19981 tda826x_sleep fndecl 0 19981 NULL +disable_so_rate_snd_pcm_runtime_19986 rate snd_pcm_runtime 0 19986 NULL +disable_so___pm_runtime_suspend_fndecl_19989 __pm_runtime_suspend fndecl 0 19989 NULL +disable_so_time_tx_survey_info_19997 time_tx survey_info 0 19997 NULL +disable_so_rt_time_rt_rq_20001 rt_time rt_rq 0 20001 NULL +disable_so_message_buffer_address_on_dsp_hpi_hw_obj_20007 message_buffer_address_on_dsp hpi_hw_obj 0 20007 NULL nohasharray +disable_so_log2_element_size_xilly_channel_20007 log2_element_size xilly_channel 0 20007 &disable_so_message_buffer_address_on_dsp_hpi_hw_obj_20007 +disable_so_xfs_btree_init_block_fndecl_20025 xfs_btree_init_block fndecl 6 20025 NULL +disable_so_ds1347_set_time_fndecl_20026 ds1347_set_time fndecl 0 20026 NULL +disable_so_cyapa_start_runtime_fndecl_20033 cyapa_start_runtime fndecl 0 20033 NULL +disable_so_mvumi_map_pci_addr_fndecl_20039 mvumi_map_pci_addr fndecl 0 20039 NULL +disable_so_vpd_paddr_low_lpfc_mbx_read_rev_20047 vpd_paddr_low lpfc_mbx_read_rev 0 20047 NULL +disable_so_di_atime_qnx4_inode_entry_20056 di_atime qnx4_inode_entry 0 20056 NULL nohasharray +disable_so_cgid_ipc64_perm_20056 cgid ipc64_perm 0 20056 &disable_so_di_atime_qnx4_inode_entry_20056 +disable_so_bb_watchdog_timeout_ms_ath_hw_20060 bb_watchdog_timeout_ms ath_hw 0 20060 NULL +disable_so_des5_idmac_desc_64addr_20062 des5 idmac_desc_64addr 0 20062 NULL +disable_so_buf_addr_mlx5_ib_resize_cq_20068 buf_addr mlx5_ib_resize_cq 0 20068 NULL +disable_so_is_partially_uptodate_address_space_operations_20075 is_partially_uptodate address_space_operations 2-3 20075 NULL +disable_so_mask_kvm_mtrr_range_20079 mask kvm_mtrr_range 0 20079 NULL +disable_so_st_ctime___old_kernel_stat_20080 st_ctime __old_kernel_stat 0 20080 NULL +disable_so_i_ctime_exofs_fcb_20092 i_ctime exofs_fcb 0 20092 NULL +disable_so_drbg_kcapi_random_fndecl_20112 drbg_kcapi_random fndecl 3-0 20112 NULL +disable_so_gid_fuse_in_header_20113 gid fuse_in_header 0 20113 NULL +disable_so_proto_xfrm_usersa_id_20137 proto xfrm_usersa_id 0 20137 NULL +disable_so_nsec_timecounter_20144 nsec timecounter 0 20144 NULL nohasharray +disable_so_kvm_set_shared_msr_fndecl_20144 kvm_set_shared_msr fndecl 2 20144 &disable_so_nsec_timecounter_20144 +disable_so___xfrm4_addr_hash_fndecl_20148 __xfrm4_addr_hash fndecl 0 20148 NULL +disable_so_hpet_address_vardecl_20150 hpet_address vardecl 0 20150 NULL +disable_so_next_buf_addr_c67x00_hcd_20169 next_buf_addr c67x00_hcd 0 20169 NULL +disable_so_urg_seq_tcp_sock_20171 urg_seq tcp_sock 0 20171 NULL +disable_so_uid_crash_uid_20189 uid crash_uid 0 20189 NULL +disable_so_force_addr_vardecl_i2c_sis5595_c_20194 force_addr vardecl_i2c-sis5595.c 0 20194 NULL +disable_so_get_random_bytes_fndecl_20208 get_random_bytes fndecl 2 20208 NULL +disable_so_end_pci_bus_region_20220 end pci_bus_region 0 20220 NULL +disable_so_ptp_devt_vardecl_ptp_clock_c_20222 ptp_devt vardecl_ptp_clock.c 0 20222 NULL +disable_so_rp5c01_read_time_fndecl_20225 rp5c01_read_time fndecl 0 20225 NULL +disable_so_scsi_inq_timeout_vardecl_scsi_scan_c_20228 scsi_inq_timeout vardecl_scsi_scan.c 0 20228 NULL +disable_so_crypto_report_alg_fndecl_20233 crypto_report_alg fndecl 0 20233 NULL +disable_so_cache_flush_timeout_vardecl_ms_block_c_20240 cache_flush_timeout vardecl_ms_block.c 0 20240 NULL nohasharray +disable_so_freq_to_note_fndecl_20240 freq_to_note fndecl 0-1 20240 &disable_so_cache_flush_timeout_vardecl_ms_block_c_20240 +disable_so_sdhci_runtime_pm_put_fndecl_20243 sdhci_runtime_pm_put fndecl 0 20243 NULL nohasharray +disable_so_lookup_signal_page_by_index_fndecl_20243 lookup_signal_page_by_index fndecl 2 20243 &disable_so_sdhci_runtime_pm_put_fndecl_20243 +disable_so_blkaddr_fsync_inode_entry_20244 blkaddr fsync_inode_entry 0 20244 NULL +disable_so_refb_r_div_ad9523_platform_data_20245 refb_r_div ad9523_platform_data 0 20245 NULL nohasharray +disable_so_i40e_aq_mac_address_read_fndecl_20245 i40e_aq_mac_address_read fndecl 0 20245 &disable_so_refb_r_div_ad9523_platform_data_20245 +disable_so_buf_count_ccp_aes_cmac_req_ctx_20252 buf_count ccp_aes_cmac_req_ctx 0 20252 NULL +disable_so_nfs4_proc_get_lease_time_fndecl_20254 nfs4_proc_get_lease_time fndecl 0 20254 NULL nohasharray +disable_so_dma_addr_enet_cb_20254 dma_addr enet_cb 0 20254 &disable_so_nfs4_proc_get_lease_time_fndecl_20254 +disable_so_eax_user_regs_struct32_20260 eax user_regs_struct32 0 20260 NULL +disable_so_freq_wmi_remain_on_chnl_cmd_20271 freq wmi_remain_on_chnl_cmd 0 20271 NULL +disable_so_esp_tss_segment_32_20300 esp tss_segment_32 0 20300 NULL +disable_so_hash_netportnet6_expire_fndecl_20301 hash_netportnet6_expire fndecl 4 20301 NULL +disable_so_dma_buffer_sst_module_runtime_context_20307 dma_buffer sst_module_runtime_context 0 20307 NULL nohasharray +disable_so_dest_data_addr_icp_qat_fw_comn_req_mid_20307 dest_data_addr icp_qat_fw_comn_req_mid 0 20307 &disable_so_dma_buffer_sst_module_runtime_context_20307 +disable_so_nosnoop_pbladdr_fw_ri_tpte_20317 nosnoop_pbladdr fw_ri_tpte 0 20317 NULL +disable_so_sir_addr_sockaddr_irda_20319 sir_addr sockaddr_irda 0 20319 NULL +disable_so_iter_div_u64_rem_fndecl_20326 iter_div_u64_rem fndecl 0 20326 NULL +disable_so_ps2_adjust_timeout_fndecl_20329 ps2_adjust_timeout fndecl 0-3-2 20329 NULL nohasharray +disable_so_ztime_trackpoint_data_20329 ztime trackpoint_data 0 20329 &disable_so_ps2_adjust_timeout_fndecl_20329 +disable_so_ui_uid_ufs2_inode_20330 ui_uid ufs2_inode 0 20330 NULL nohasharray +disable_so_stb6000_sleep_fndecl_20330 stb6000_sleep fndecl 0 20330 &disable_so_ui_uid_ufs2_inode_20330 +disable_so_gfs2_bit_search_fndecl_20331 gfs2_bit_search fndecl 0-2 20331 NULL +disable_so_ccp_run_aes_cmac_cmd_fndecl_20335 ccp_run_aes_cmac_cmd fndecl 0 20335 NULL +disable_so_compat_sys_clock_gettime_fndecl_20336 compat_sys_clock_gettime fndecl 1 20336 NULL +disable_so_div_fc2580_pll_20347 div fc2580_pll 0 20347 NULL +disable_so_xfrm_spi_hash_fndecl_20353 xfrm_spi_hash fndecl 0-3-4-5 20353 NULL +disable_so_compute_duty_cycle_fndecl_20356 compute_duty_cycle fndecl 0-2 20356 NULL +disable_so_pmcraid_read_interrupts_fndecl_20362 pmcraid_read_interrupts fndecl 0 20362 NULL +disable_so_receive_bitmap_fndecl_20365 receive_bitmap fndecl 0 20365 NULL +disable_so_ccycle_esp_20366 ccycle esp 0 20366 NULL +disable_so_rspi_wait_for_interrupt_fndecl_20368 rspi_wait_for_interrupt fndecl 3-0 20368 NULL +disable_so_bitmap_startwrite_fndecl_20371 bitmap_startwrite fndecl 2-3 20371 NULL +disable_so_crypto_rfc4543_decrypt_fndecl_20376 crypto_rfc4543_decrypt fndecl 0 20376 NULL +disable_so_acpi_os_signal_fndecl_20378 acpi_os_signal fndecl 0 20378 NULL +disable_so_interrupt_type___vxge_hw_fifo_20379 interrupt_type __vxge_hw_fifo 0 20379 NULL +disable_so_address_lo_lpfc_rqe_20386 address_lo lpfc_rqe 0 20386 NULL +disable_so_addr_rsxx_reg_access_20389 addr rsxx_reg_access 0 20389 NULL +disable_so_vpm_read_address_fndecl_20399 vpm_read_address fndecl 0 20399 NULL +disable_so_block_addr_f2fs_nat_entry_20409 block_addr f2fs_nat_entry 0 20409 NULL +disable_so_backlight_duty_cycle_psb_intel_mode_device_20421 backlight_duty_cycle psb_intel_mode_device 0 20421 NULL +disable_so_skd_start_timer_fndecl_20432 skd_start_timer fndecl 0 20432 NULL +disable_so_cmd64x_program_timings_fndecl_20435 cmd64x_program_timings fndecl 2 20435 NULL +disable_so_chgfreq_cs42l52_platform_data_20448 chgfreq cs42l52_platform_data 0 20448 NULL +disable_so_tvaudio_sleep_fndecl_20455 tvaudio_sleep fndecl 2 20455 NULL +disable_so_simplefb_clocks_init_fndecl_20466 simplefb_clocks_init fndecl 0 20466 NULL +disable_so_last_time_stats_20477 last time_stats 0 20477 NULL +disable_so_min_freq_intel_gen6_power_mgmt_20480 min_freq intel_gen6_power_mgmt 0 20480 NULL +disable_so_il_dbgfs_interrupt_read_fndecl_20484 il_dbgfs_interrupt_read fndecl 3-0 20484 NULL +disable_so_final_timeout_irlap_cb_20486 final_timeout irlap_cb 0 20486 NULL +disable_so_sec_btrfs_timespec_20492 sec btrfs_timespec 0 20492 NULL +disable_so_bitmap_prepare_for_write_fndecl_20495 bitmap_prepare_for_write fndecl 3 20495 NULL +disable_so_cg_spll_func_cntl_3_ni_clock_registers_20497 cg_spll_func_cntl_3 ni_clock_registers 0 20497 NULL +disable_so_pch_udc_disable_interrupts_fndecl_20502 pch_udc_disable_interrupts fndecl 2 20502 NULL +disable_so_i_mtime_bfs_inode_20503 i_mtime bfs_inode 0 20503 NULL +disable_so_timeout_nft_dynset_20509 timeout nft_dynset 0 20509 NULL +disable_so_ni_populate_memory_timing_parameters_fndecl_20513 ni_populate_memory_timing_parameters fndecl 0 20513 NULL +disable_so_scnprintf_fndecl_20531 scnprintf fndecl 0-2 20531 NULL nohasharray +disable_so_select_addr_qla8xxx_minidump_entry_queue_20531 select_addr qla8xxx_minidump_entry_queue 0 20531 &disable_so_scnprintf_fndecl_20531 +disable_so___ww_mutex_lock_interruptible_slowpath_fndecl_20533 __ww_mutex_lock_interruptible_slowpath fndecl 0 20533 NULL +disable_so_compute_subtree_max_end_fndecl_20536 compute_subtree_max_end fndecl 0 20536 NULL +disable_so_wlc_lcnphy_qdiv_roundup_fndecl_20539 wlc_lcnphy_qdiv_roundup fndecl 0-2-1 20539 NULL +disable_so_value_ieee80211_timeout_interval_ie_20540 value ieee80211_timeout_interval_ie 0 20540 NULL +disable_so_skb_put_le32_fndecl_20551 skb_put_le32 fndecl 2 20551 NULL +disable_so_get_setup_data_paddr_fndecl_20558 get_setup_data_paddr fndecl 0 20558 NULL +disable_so_i_mtime_nilfs_inode_20563 i_mtime nilfs_inode 0 20563 NULL +disable_so_cipher_key_params_20564 cipher key_params 0 20564 NULL +disable_so_iscsit_na_random_datain_pdu_offsets_fndecl_20565 iscsit_na_random_datain_pdu_offsets fndecl 0 20565 NULL +disable_so_delay_mult_qib_pportdata_20567 delay_mult qib_pportdata 0 20567 NULL +disable_so_pm_timer_block_acpi_table_fadt_20569 pm_timer_block acpi_table_fadt 0 20569 NULL +disable_so_addr_data_si_sm_io_20586 addr_data si_sm_io 0 20586 NULL nohasharray +disable_so_sib_flowinfo_sockaddr_ib_20586 sib_flowinfo sockaddr_ib 0 20586 &disable_so_addr_data_si_sm_io_20586 +disable_so_dll_cntl_rv770_clock_registers_20601 dll_cntl rv770_clock_registers 0 20601 NULL nohasharray +disable_so_field_bit_position_acpi_create_field_info_20601 field_bit_position acpi_create_field_info 0 20601 &disable_so_dll_cntl_rv770_clock_registers_20601 +disable_so_ndtc_hash_mask_ndt_config_20603 ndtc_hash_mask ndt_config 0 20603 NULL +disable_so_borrow_defer_timestamp_brcmf_fws_info_20615 borrow_defer_timestamp brcmf_fws_info 0 20615 NULL +disable_so_wakeup_max_time_show_fndecl_20622 wakeup_max_time_show fndecl 0 20622 NULL +disable_so_tw_flowlabel_inet_timewait_sock_20634 tw_flowlabel inet_timewait_sock 0 20634 NULL +disable_so_ib_baseaddr_l_mvumi_hs_page4_20645 ib_baseaddr_l mvumi_hs_page4 0 20645 NULL +disable_so_shash_register_instance_fndecl_20652 shash_register_instance fndecl 0 20652 NULL +disable_so_snd_usb_clock_find_source_fndecl_20655 snd_usb_clock_find_source fndecl 0-2 20655 NULL +disable_so_g_dv_timings_v4l2_subdev_video_ops_20656 g_dv_timings v4l2_subdev_video_ops 0 20656 NULL +disable_so_radio_addr_em28xx_board_20659 radio_addr em28xx_board 0 20659 NULL +disable_so_cx24117_sleep_fndecl_20661 cx24117_sleep fndecl 0 20661 NULL +disable_so_run_one_delayed_ref_fndecl_20668 run_one_delayed_ref fndecl 0 20668 NULL nohasharray +disable_so_saddr_ircomm_info_20668 saddr ircomm_info 0 20668 &disable_so_run_one_delayed_ref_fndecl_20668 +disable_so_i2c_addr_req_t_20671 i2c_addr req_t 0 20671 NULL +disable_so_mcryptd_hash_import_fndecl_20673 mcryptd_hash_import fndecl 0 20673 NULL +disable_so_ath10k_reg_addr_read_fndecl_20675 ath10k_reg_addr_read fndecl 3-0 20675 NULL nohasharray +disable_so_frequency_stepsize_dvb_frontend_info_20675 frequency_stepsize dvb_frontend_info 0 20675 &disable_so_ath10k_reg_addr_read_fndecl_20675 +disable_so_latency_timer_show_fndecl_20676 latency_timer_show fndecl 0 20676 NULL nohasharray +disable_so_total_bytes_transferred_snd_compr_runtime_20676 total_bytes_transferred snd_compr_runtime 0 20676 &disable_so_latency_timer_show_fndecl_20676 +disable_so_control_addr_qla8xxx_minidump_entry_cache_20678 control_addr qla8xxx_minidump_entry_cache 0 20678 NULL +disable_so_timeout_i2c_algo_bit_data_20687 timeout i2c_algo_bit_data 0 20687 NULL +disable_so_lookup_address_fndecl_20689 lookup_address fndecl 1 20689 NULL +disable_so_pcf8523_rtc_read_time_fndecl_20690 pcf8523_rtc_read_time fndecl 0 20690 NULL +disable_so_freq_nvbios_cstepX_20695 freq nvbios_cstepX 0 20695 NULL +disable_so_seq_virtio_gpu_fence_20701 seq virtio_gpu_fence 0 20701 NULL +disable_so_ftime_qlcnic_filter_20707 ftime qlcnic_filter 0 20707 NULL nohasharray +disable_so_myri10ge_rss_hash_vardecl_myri10ge_c_20707 myri10ge_rss_hash vardecl_myri10ge.c 0 20707 &disable_so_ftime_qlcnic_filter_20707 +disable_so_mwifiex_cmd_802_11_mac_address_fndecl_20714 mwifiex_cmd_802_11_mac_address fndecl 0 20714 NULL +disable_so_typeAndTimezone_timestamp_20722 typeAndTimezone timestamp 0 20722 NULL +disable_so_btrfs_delayed_update_inode_fndecl_20726 btrfs_delayed_update_inode fndecl 0 20726 NULL +disable_so_dsc_timeout_ide_tape_obj_20727 dsc_timeout ide_tape_obj 0 20727 NULL +disable_so_stb0899_dvbs2_set_carr_freq_fndecl_20730 stb0899_dvbs2_set_carr_freq fndecl 2-3 20730 NULL +disable_so_wl1271_acx_service_period_timeout_fndecl_20736 wl1271_acx_service_period_timeout fndecl 0 20736 NULL +disable_so_am335x_tsc_se_clr_fndecl_20745 am335x_tsc_se_clr fndecl 2 20745 NULL +disable_so_node_guid_ib_node_info_20750 node_guid ib_node_info 0 20750 NULL nohasharray +disable_so_rsxx_addr8_to_laddr_fndecl_20750 rsxx_addr8_to_laddr fndecl 0-1 20750 &disable_so_node_guid_ib_node_info_20750 +disable_so_nilfs_btree_propagate_p_fndecl_20757 nilfs_btree_propagate_p fndecl 0 20757 NULL +disable_so_read_file_antenna_diversity_fndecl_20758 read_file_antenna_diversity fndecl 0 20758 NULL +disable_so_dev_pm_opp_find_freq_exact_fndecl_20768 dev_pm_opp_find_freq_exact fndecl 2 20768 NULL +disable_so_mpll_dq_func_cntl_ni_clock_registers_20779 mpll_dq_func_cntl ni_clock_registers 0 20779 NULL +disable_so_print_time_fndecl_20783 print_time fndecl 1-0 20783 NULL +disable_so_store_fan_stop_time_fndecl_20785 store_fan_stop_time fndecl 0-4 20785 NULL nohasharray +disable_so_gpu_addr_r600_vram_scratch_20785 gpu_addr r600_vram_scratch 0 20785 &disable_so_store_fan_stop_time_fndecl_20785 +disable_so_s5m8767_set_voltage_time_sel_fndecl_20788 s5m8767_set_voltage_time_sel fndecl 0-2-3 20788 NULL nohasharray +disable_so_addr_kvm_async_pf_20788 addr kvm_async_pf 0 20788 &disable_so_s5m8767_set_voltage_time_sel_fndecl_20788 +disable_so_rxLifetime_ConfigRid_20793 rxLifetime ConfigRid 0 20793 NULL +disable_so_downdelay_bond_params_20794 downdelay bond_params 0 20794 NULL +disable_so_dma_address_info_20796 dma address_info 0 20796 NULL +disable_so_write16_async_rtl_io_20799 write16_async rtl_io 2-3 20799 NULL +disable_so_sec_2_cycles_fndecl_20803 sec_2_cycles fndecl 0-1 20803 NULL +disable_so_nsec_base_pvclock_gtod_data_20804 nsec_base pvclock_gtod_data 0 20804 NULL +disable_so_ndo_set_mac_address_net_device_ops_20806 ndo_set_mac_address net_device_ops 0 20806 NULL +disable_so_crypto_dump_report_fndecl_20811 crypto_dump_report fndecl 0 20811 NULL +disable_so_ttime_total_cfq_ttime_20813 ttime_total cfq_ttime 0 20813 NULL +disable_so_freq_chan_info_2064_lcnphy_20814 freq chan_info_2064_lcnphy 0 20814 NULL +disable_so_msleep_fndecl_20815 msleep fndecl 1 20815 NULL nohasharray +disable_so_freq_hz_xc4000_priv_20815 freq_hz xc4000_priv 0 20815 &disable_so_msleep_fndecl_20815 +disable_so_t4_set_params_nosleep_fndecl_20819 t4_set_params_nosleep fndecl 0-2-3-4 20819 NULL +disable_so_get_next_timer_interrupt_fndecl_20832 get_next_timer_interrupt fndecl 0-1 20832 NULL +disable_so_vol_bit_width_anatop_regulator_20852 vol_bit_width anatop_regulator 0 20852 NULL +disable_so_VSyncStart_xtimings_20858 VSyncStart xtimings 0 20858 NULL +disable_so_calibrate_delay_is_known_fndecl_20859 calibrate_delay_is_known fndecl 0 20859 NULL +disable_so_handling_delay_adc_jack_data_20874 handling_delay adc_jack_data 0 20874 NULL +disable_so_fm3130_get_time_fndecl_20875 fm3130_get_time fndecl 0 20875 NULL +disable_so_addr_hi_mv_sg_20880 addr_hi mv_sg 0 20880 NULL +disable_so_print_time_fndecl_20896 print_time fndecl 1 20896 NULL nohasharray +disable_so_ini_jiffies_tm6000_dmaqueue_20896 ini_jiffies tm6000_dmaqueue 0 20896 &disable_so_print_time_fndecl_20896 +disable_so_timeout_carl9170_tx_info_20900 timeout carl9170_tx_info 0 20900 NULL +disable_so_phys_addr_t4_sq_20908 phys_addr t4_sq 0 20908 NULL +disable_so_ns_2_cycles_fndecl_20913 ns_2_cycles fndecl 0-1 20913 NULL +disable_so_number_fndecl_20920 number fndecl 3 20920 NULL +disable_so_n_wm8978_pll_div_20930 n wm8978_pll_div 0 20930 NULL +disable_so_snd_es1938_interrupt_fndecl_20934 snd_es1938_interrupt fndecl 1 20934 NULL +disable_so___ilog2_u64_fndecl_20935 __ilog2_u64 fndecl 0-1 20935 NULL +disable_so_acpi_target_sleep_state_vardecl_sleep_c_20940 acpi_target_sleep_state vardecl_sleep.c 0 20940 NULL +disable_so_wq_cpumask_store_fndecl_20950 wq_cpumask_store fndecl 0-4 20950 NULL +disable_so_bmc150_accel_get_startup_times_fndecl_20957 bmc150_accel_get_startup_times fndecl 0 20957 NULL +disable_so_antdiv_ctl2_modal_eep_4k_header_20958 antdiv_ctl2 modal_eep_4k_header 0 20958 NULL +disable_so_rc_keydown_notimeout_fndecl_20964 rc_keydown_notimeout fndecl 4-3 20964 NULL +disable_so_inet6_fill_ifaddr_fndecl_20965 inet6_fill_ifaddr fndecl 0-3-5 20965 NULL +disable_so_hca_core_clock_mlx4_caps_20972 hca_core_clock mlx4_caps 0 20972 NULL +disable_so_netxen_set_interrupt_mode_fndecl_20973 netxen_set_interrupt_mode fndecl 2 20973 NULL +disable_so_slottime_sixpack_20976 slottime sixpack 0 20976 NULL +disable_so_mpll_ad_func_cntl_rv770_clock_registers_20978 mpll_ad_func_cntl rv770_clock_registers 0 20978 NULL +disable_so_uhash_entries_vardecl_udp_c_20980 uhash_entries vardecl_udp.c 0 20980 NULL +disable_so_s2mps11_regulator_set_voltage_time_sel_fndecl_20983 s2mps11_regulator_set_voltage_time_sel fndecl 0-2-3 20983 NULL +disable_so_mlx4_ib_query_gid_fndecl_20997 mlx4_ib_query_gid fndecl 0-2-3 20997 NULL +disable_so_ep_timeout_secs_vardecl_iwch_cm_c_20999 ep_timeout_secs vardecl_iwch_cm.c 0 20999 NULL nohasharray +disable_so_w83627ehf_write_fan_div_fndecl_20999 w83627ehf_write_fan_div fndecl 2 20999 &disable_so_ep_timeout_secs_vardecl_iwch_cm_c_20999 +disable_so_vddc_radeon_clock_and_voltage_limits_21012 vddc radeon_clock_and_voltage_limits 0 21012 NULL +disable_so_spu_sleep_ds_device_21015 spu_sleep ds_device 0 21015 NULL +disable_so_dqb_btime_if_dqblk_21019 dqb_btime if_dqblk 0 21019 NULL +disable_so_sg_frame_phys_addr_megasas_cmd_fusion_21025 sg_frame_phys_addr megasas_cmd_fusion 0 21025 NULL +disable_so_radeon_crtc_set_base_atomic_fndecl_21027 radeon_crtc_set_base_atomic fndecl 0-3-4 21027 NULL +disable_so_i40e_get_san_mac_addr_fndecl_21029 i40e_get_san_mac_addr fndecl 0 21029 NULL +disable_so_regmap_del_irq_chip_fndecl_21031 regmap_del_irq_chip fndecl 1 21031 NULL +disable_so_res_hash_dlm_rsb_21034 res_hash dlm_rsb 0 21034 NULL +disable_so_early_acpi_parse_madt_lapic_addr_ovr_fndecl_21041 early_acpi_parse_madt_lapic_addr_ovr fndecl 0 21041 NULL +disable_so_tw_tos_inet_timewait_sock_21047 tw_tos inet_timewait_sock 0 21047 NULL +disable_so_cfg80211_get_chans_dfs_cac_time_fndecl_21052 cfg80211_get_chans_dfs_cac_time fndecl 0-2-3 21052 NULL +disable_so_random_tipc_net_21055 random tipc_net 0 21055 NULL +disable_so_tag_reg_addr_qla8xxx_minidump_entry_cache_21058 tag_reg_addr qla8xxx_minidump_entry_cache 0 21058 NULL +disable_so_m1_gma_clock_t_21062 m1 gma_clock_t 0 21062 NULL +disable_so_cutime_signal_struct_21069 cutime signal_struct 0 21069 NULL +disable_so_frac_pos_dummy_systimer_pcm_21070 frac_pos dummy_systimer_pcm 0 21070 NULL +disable_so_mmc_sdio_runtime_resume_fndecl_21078 mmc_sdio_runtime_resume fndecl 0 21078 NULL +disable_so_last_write_time_smb_com_query_information_rsp_21093 last_write_time smb_com_query_information_rsp 0 21093 NULL +disable_so_ssb_sdio_set_sbaddr_window_fndecl_21116 ssb_sdio_set_sbaddr_window fndecl 0-2 21116 NULL +disable_so_apei_clear_mce_fndecl_21119 apei_clear_mce fndecl 0 21119 NULL +disable_so_pnfs_layoutget_retry_bit_wait_fndecl_21127 pnfs_layoutget_retry_bit_wait fndecl 0 21127 NULL +disable_so_rq_page_table_addr_lo_iscsi_kwqe_conn_offload2_21144 rq_page_table_addr_lo iscsi_kwqe_conn_offload2 0 21144 NULL +disable_so_addrconf_sysctl_forward_fndecl_21146 addrconf_sysctl_forward fndecl 0 21146 NULL +disable_so_bcma_pmu_get_bus_clock_fndecl_21147 bcma_pmu_get_bus_clock fndecl 0 21147 NULL nohasharray +disable_so_address_acpi_generic_address_21147 address acpi_generic_address 0 21147 &disable_so_bcma_pmu_get_bus_clock_fndecl_21147 +disable_so_phys_addr__DMABUFFERENTRY_21149 phys_addr _DMABUFFERENTRY 0 21149 NULL +disable_so_phy_addr_bnx2x_port_21152 phy_addr bnx2x_port 0 21152 NULL +disable_so_demod_address_va1j5jf8007t_config_21154 demod_address va1j5jf8007t_config 0 21154 NULL +disable_so_mgt_orb_timeout_sbp2_target_21164 mgt_orb_timeout sbp2_target 0 21164 NULL +disable_so_io_addr_blogic_probeinfo_21171 io_addr blogic_probeinfo 0 21171 NULL +disable_so_stag_c2_data_addr_21185 stag c2_data_addr 0 21185 NULL +disable_so_idle_timeout_set_fndecl_21189 idle_timeout_set fndecl 2 21189 NULL nohasharray +disable_so_rx_dma_addr_sh_msiof_spi_priv_21189 rx_dma_addr sh_msiof_spi_priv 0 21189 &disable_so_idle_timeout_set_fndecl_21189 +disable_so_poll_schedule_timeout_fndecl_21195 poll_schedule_timeout fndecl 4 21195 NULL +disable_so_fb_cvt_ideal_duty_cycle_fndecl_21197 fb_cvt_ideal_duty_cycle fndecl 0 21197 NULL +disable_so_dwell_time_brcmf_fil_af_params_le_21198 dwell_time brcmf_fil_af_params_le 0 21198 NULL +disable_so_pciehp_poll_time_vardecl_21204 pciehp_poll_time vardecl 0 21204 NULL +disable_so_sha1_base_do_update_fndecl_21207 sha1_base_do_update fndecl 3 21207 NULL +disable_so_arizona_runtime_suspend_fndecl_21209 arizona_runtime_suspend fndecl 0 21209 NULL nohasharray +disable_so_pdev_bus_addr_vardecl_pdev_bus_c_21209 pdev_bus_addr vardecl_pdev_bus.c 0 21209 &disable_so_arizona_runtime_suspend_fndecl_21209 +disable_so_xc_get_frequency_error_fndecl_21217 xc_get_frequency_error fndecl 0 21217 NULL +disable_so_phys_addr_megasas_sge_skinny_21220 phys_addr megasas_sge_skinny 0 21220 NULL +disable_so_i2c_addr_radeon_router_21224 i2c_addr radeon_router 0 21224 NULL +disable_so_invalidatepage_address_space_operations_21227 invalidatepage address_space_operations 2-3 21227 NULL +disable_so_usb_free_coherent_fndecl_21239 usb_free_coherent fndecl 2-4 21239 NULL +disable_so_ci_populate_memory_timing_parameters_fndecl_21251 ci_populate_memory_timing_parameters fndecl 0-2-3 21251 NULL +disable_so_compat_sys_semtimedop_fndecl_21253 compat_sys_semtimedop fndecl 3-1-0 21253 NULL +disable_so_blkcipher_walk_done_fndecl_21256 blkcipher_walk_done fndecl 0-3 21256 NULL +disable_so_iscsi_tpg_attrib_store_login_timeout_fndecl_21278 iscsi_tpg_attrib_store_login_timeout fndecl 0-3 21278 NULL +disable_so_tuner_address_mt2063_config_21279 tuner_address mt2063_config 0 21279 NULL +disable_so_register_refined_jiffies_fndecl_21283 register_refined_jiffies fndecl 1 21283 NULL +disable_so_debug_dma_unmap_sg_fndecl_21286 debug_dma_unmap_sg fndecl 3 21286 NULL +disable_so_of_do_get_timings_fndecl_21294 of_do_get_timings fndecl 0 21294 NULL +disable_so_mtrr_file_del_fndecl_21306 mtrr_file_del fndecl 1-2 21306 NULL +disable_so_set_timeout_watchdog_ops_21311 set_timeout watchdog_ops 2-0 21311 NULL +disable_so_ipv6_addr_prefix_fndecl_21318 ipv6_addr_prefix fndecl 3 21318 NULL +disable_so_ath6kl_disconnect_timeout_read_fndecl_21329 ath6kl_disconnect_timeout_read fndecl 3-0 21329 NULL +disable_so_tx_duty_cycle_cck_brcms_c_info_21336 tx_duty_cycle_cck brcms_c_info 0 21336 NULL +disable_so_pentium3_get_frequency_fndecl_21339 pentium3_get_frequency fndecl 0 21339 NULL +disable_so_ldr_img_ir_timing_regvals_21340 ldr img_ir_timing_regvals 0 21340 NULL +disable_so_extended_cpuid_level_cpuinfo_x86_21354 extended_cpuid_level cpuinfo_x86 0 21354 NULL +disable_so_btrfs_dev_replace_time_started_fndecl_21355 btrfs_dev_replace_time_started fndecl 0 21355 NULL +disable_so_sys_getrandom_fndecl_21357 sys_getrandom fndecl 3-0-2 21357 NULL +disable_so_bit_offset_bm_xfer_ctx_21370 bit_offset bm_xfer_ctx 0 21370 NULL +disable_so_dtime_inet_peer_21374 dtime inet_peer 0 21374 NULL +disable_so_ac_btime_acct_v3_21378 ac_btime acct_v3 0 21378 NULL nohasharray +disable_so_ccp_aes_cmac_final_fndecl_21378 ccp_aes_cmac_final fndecl 0 21378 &disable_so_ac_btime_acct_v3_21378 +disable_so_clock_sdhci_host_21381 clock sdhci_host 0 21381 NULL +disable_so_check_delayed_ref_fndecl_21388 check_delayed_ref fndecl 0-4-5-6 21388 NULL +disable_so_ath_gen_timer_alloc_fndecl_21393 ath_gen_timer_alloc fndecl 5 21393 NULL +disable_so_irq_address_info_21405 irq address_info 0 21405 NULL +disable_so_mpll_ad_func_cntl_2_rv770_clock_registers_21412 mpll_ad_func_cntl_2 rv770_clock_registers 0 21412 NULL +disable_so_sctp_copy_one_addr_fndecl_21416 sctp_copy_one_addr fndecl 0-5 21416 NULL +disable_so_high_mcp_dma_addr_21433 high mcp_dma_addr 0 21433 NULL +disable_so_volt_change_delay_si_ulv_param_21442 volt_change_delay si_ulv_param 0 21442 NULL +disable_so_msr_bitmap_vmcs12_21445 msr_bitmap vmcs12 0 21445 NULL +disable_so_setauthsize_crypto_aead_21450 setauthsize crypto_aead 2 21450 NULL +disable_so_next_txpwr_check_time_b43_phy_21453 next_txpwr_check_time b43_phy 0 21453 NULL +disable_so_nl80211_send_assoc_timeout_fndecl_21464 nl80211_send_assoc_timeout fndecl 4 21464 NULL nohasharray +disable_so_i_no_addr_gfs2_inode_21464 i_no_addr gfs2_inode 0 21464 &disable_so_nl80211_send_assoc_timeout_fndecl_21464 +disable_so_indirect_dma_addr_srp_request_21474 indirect_dma_addr srp_request 0 21474 NULL +disable_so_btrfs_uuid_iter_rem_fndecl_21476 btrfs_uuid_iter_rem fndecl 0-3-4 21476 NULL +disable_so_addr_op_msr_21481 addr op_msr 0 21481 NULL +disable_so_sysctl_x25_call_request_timeout_vardecl_21486 sysctl_x25_call_request_timeout vardecl 0 21486 NULL +disable_so_guard_time_trf7970a_21487 guard_time trf7970a 0 21487 NULL +disable_so_mclk_div_mcam_camera_21501 mclk_div mcam_camera 0 21501 NULL +disable_so_cpu_to_fs16_fndecl_21502 cpu_to_fs16 fndecl 0-2 21502 NULL +disable_so_dma_addr_dma_mapping_21503 dma_addr dma_mapping 0 21503 NULL +disable_so_extra_buf1_address_ene_device_21504 extra_buf1_address ene_device 0 21504 NULL +disable_so_last_completion_time_lpfc_hba_21515 last_completion_time lpfc_hba 0 21515 NULL +disable_so_il_add_beacon_time_fndecl_21519 il_add_beacon_time fndecl 0-4-3-2 21519 NULL +disable_so_stats_reset_time_bfa_port_s_21525 stats_reset_time bfa_port_s 0 21525 NULL +disable_so_rptr_gpu_addr_kernel_queue_21535 rptr_gpu_addr kernel_queue 0 21535 NULL nohasharray +disable_so_ceph_crypto_init_fndecl_21535 ceph_crypto_init fndecl 0 21535 &disable_so_rptr_gpu_addr_kernel_queue_21535 +disable_so_out_of_line_wait_on_bit_lock_fndecl_21538 out_of_line_wait_on_bit_lock fndecl 0 21538 NULL +disable_so_demod_address_s5h1409_config_21550 demod_address s5h1409_config 0 21550 NULL +disable_so_bmsr_cphy_21556 bmsr cphy 0 21556 NULL +disable_so_small_buf_phy_addr_low_ql3_adapter_21561 small_buf_phy_addr_low ql3_adapter 0 21561 NULL +disable_so_bitmap_start_sync_fndecl_21564 bitmap_start_sync fndecl 2-4 21564 NULL +disable_so_last_frequency_mb86a20s_state_21569 last_frequency mb86a20s_state 0 21569 NULL +disable_so_addr_hi_st_ss_sgitem_21571 addr_hi st_ss_sgitem 0 21571 NULL +disable_so_last_dev_address_fndecl_21603 last_dev_address fndecl 0-1 21603 NULL +disable_so_account_user_time_fndecl_21611 account_user_time fndecl 2-3 21611 NULL +disable_so_mdiv_nvkm_domain_21612 mdiv nvkm_domain 0 21612 NULL +disable_so_mclk_div_wm8804_priv_21616 mclk_div wm8804_priv 0 21616 NULL +disable_so_dclk___fb_timings_21625 dclk __fb_timings 0 21625 NULL +disable_so_ts_jiffies_xpc_rsvd_page_21630 ts_jiffies xpc_rsvd_page 0 21630 NULL +disable_so_wlcore_translate_addr_fndecl_21631 wlcore_translate_addr fndecl 0-2 21631 NULL +disable_so_clock_mult_par_info_21633 clock_mult par_info 0 21633 NULL +disable_so_timeout_mgmt_cp_set_discoverable_21656 timeout mgmt_cp_set_discoverable 0 21656 NULL +disable_so_timeout_jiffies_jmb38x_ms_host_21666 timeout_jiffies jmb38x_ms_host 0 21666 NULL +disable_so_ax88179_set_mac_addr_fndecl_21668 ax88179_set_mac_addr fndecl 0 21668 NULL +disable_so_signalfd_copyinfo_fndecl_21691 signalfd_copyinfo fndecl 0 21691 NULL +disable_so_crypto_cbc_setkey_fndecl_21695 crypto_cbc_setkey fndecl 0-3 21695 NULL +disable_so_pm_freeze_timeout_show_fndecl_21696 pm_freeze_timeout_show fndecl 0 21696 NULL +disable_so_ip_clock_khz_ocores_i2c_21700 ip_clock_khz ocores_i2c 0 21700 NULL +disable_so_HDSPM_bit2freq_fndecl_21701 HDSPM_bit2freq fndecl 0 21701 NULL +disable_so_qdelay_old_pie_vars_21717 qdelay_old pie_vars 0 21717 NULL +disable_so_pixel_clock_max_soc_camera_sense_21728 pixel_clock_max soc_camera_sense 0 21728 NULL +disable_so_hash_max_net_bridge_21732 hash_max net_bridge 0 21732 NULL +disable_so_hashfn_fndecl_21739 hashfn fndecl 0 21739 NULL +disable_so_default_gfx_clock_sst_spec_21741 default_gfx_clock sst_spec 0 21741 NULL +disable_so_snd_seq_oss_timer_ioctl_fndecl_21751 snd_seq_oss_timer_ioctl fndecl 0 21751 NULL +disable_so_addr1_dir_table_slot_21753 addr1 dir_table_slot 0 21753 NULL +disable_so_ieee80211_extend_absent_time_fndecl_21756 ieee80211_extend_absent_time fndecl 2 21756 NULL +disable_so_sumo_set_ds_dividers_fndecl_21757 sumo_set_ds_dividers fndecl 2-3 21757 NULL +disable_so_fm_rx_set_freq_fndecl_21763 fm_rx_set_freq fndecl 0-2 21763 NULL +disable_so_end_phys_addr_qxl_memslot_21767 end_phys_addr qxl_memslot 0 21767 NULL +disable_so_phys_addr_megasas_sge64_21771 phys_addr megasas_sge64 0 21771 NULL +disable_so_evtchn_from_irq_fndecl_21772 evtchn_from_irq fndecl 1-0 21772 NULL +disable_so_addr_pch_gbe_phy_info_21776 addr pch_gbe_phy_info 0 21776 NULL +disable_so_jiffies_vid_out_vivid_dev_21777 jiffies_vid_out vivid_dev 0 21777 NULL +disable_so_slottime_ath_hw_21784 slottime ath_hw 0 21784 NULL +disable_so_ath6kl_wmi_set_host_sleep_mode_cmd_fndecl_21804 ath6kl_wmi_set_host_sleep_mode_cmd fndecl 0-2 21804 NULL +disable_so_iwl_dbgfs_current_sleep_command_read_fndecl_21810 iwl_dbgfs_current_sleep_command_read fndecl 3-0 21810 NULL +disable_so_ioctl_sound_timer_operations_21820 ioctl sound_timer_operations 0 21820 NULL +disable_so_i_atime_sysv_inode_21822 i_atime sysv_inode 0 21822 NULL +disable_so_rx_ring_dma_addr_amd8111e_priv_21826 rx_ring_dma_addr amd8111e_priv 0 21826 NULL +disable_so_hundredsOfMicroseconds_timestamp_21834 hundredsOfMicroseconds timestamp 0 21834 NULL +disable_so_ei_interrupt_fndecl_21846 ei_interrupt fndecl 1 21846 NULL +disable_so_address_wq_enet_desc_21854 address wq_enet_desc 0 21854 NULL +disable_so_avivo_get_fb_ref_div_fndecl_21857 avivo_get_fb_ref_div fndecl 3-5 21857 NULL +disable_so_ac_btime_taskstats_21864 ac_btime taskstats 0 21864 NULL +disable_so_reg_base_addr_dmar_drhd_unit_21865 reg_base_addr dmar_drhd_unit 0 21865 NULL +disable_so_svm_scale_tsc_fndecl_21868 svm_scale_tsc fndecl 0-2 21868 NULL +disable_so_m88rs6000t_sleep_fndecl_21874 m88rs6000t_sleep fndecl 0 21874 NULL +disable_so_bt_priority_time_ath_btcoex_21878 bt_priority_time ath_btcoex 0 21878 NULL +disable_so_radeon_legacy_get_memory_clock_fndecl_21881 radeon_legacy_get_memory_clock fndecl 0 21881 NULL +disable_so_drbg_cpu_to_be32_fndecl_21882 drbg_cpu_to_be32 fndecl 1 21882 NULL +disable_so_hpi_sample_clock_get_sample_rate_fndecl_21888 hpi_sample_clock_get_sample_rate fndecl 1-0 21888 NULL +disable_so_refdiv_radeon_atom_ss_21889 refdiv radeon_atom_ss 0 21889 NULL +disable_so_e_d_tov_timer_val_fcoe_kwqe_conn_offload4_21894 e_d_tov_timer_val fcoe_kwqe_conn_offload4 0 21894 NULL +disable_so_efx_ef10_rx_disable_timestamping_fndecl_21895 efx_ef10_rx_disable_timestamping fndecl 0 21895 NULL +disable_so_microseconds_timestamp_21897 microseconds timestamp 0 21897 NULL nohasharray +disable_so_hashbin_find_fndecl_21897 hashbin_find fndecl 2 21897 &disable_so_microseconds_timestamp_21897 +disable_so_uid_audit_sig_info_21901 uid audit_sig_info 0 21901 NULL +disable_so_scb_busaddr_ips_scb_21906 scb_busaddr ips_scb 0 21906 NULL +disable_so_uvc_clock_param_get_fndecl_21908 uvc_clock_param_get fndecl 0 21908 NULL +disable_so_ali_program_timings_fndecl_21912 ali_program_timings fndecl 4 21912 NULL +disable_so_rx8025_get_time_fndecl_21924 rx8025_get_time fndecl 0 21924 NULL +disable_so_rx_addr_uart_8250_dma_21929 rx_addr uart_8250_dma 0 21929 NULL +disable_so_i2c_addr_sensor_s_21935 i2c_addr sensor_s 0 21935 NULL +disable_so_interrupt_m66592_21937 interrupt m66592 0 21937 NULL +disable_so_btintel_check_bdaddr_fndecl_21945 btintel_check_bdaddr fndecl 0 21945 NULL +disable_so_re_timeout_dummy_hcd_21947 re_timeout dummy_hcd 0 21947 NULL nohasharray +disable_so_mmc_runtime_suspend_fndecl_21947 mmc_runtime_suspend fndecl 0 21947 &disable_so_re_timeout_dummy_hcd_21947 +disable_so_prb_resp_timeout_brcms_c_info_21953 prb_resp_timeout brcms_c_info 0 21953 NULL +disable_so_pcf8563_set_datetime_fndecl_21960 pcf8563_set_datetime fndecl 0 21960 NULL nohasharray +disable_so_addr_low_vring_dma_addr_21960 addr_low vring_dma_addr 0 21960 &disable_so_pcf8563_set_datetime_fndecl_21960 +disable_so_key_schedule_gc_fndecl_21977 key_schedule_gc fndecl 1 21977 NULL +disable_so_max_freq_softlimit_intel_gen6_power_mgmt_21980 max_freq_softlimit intel_gen6_power_mgmt 0 21980 NULL +disable_so_sctp_v6_inaddr_any_fndecl_21991 sctp_v6_inaddr_any fndecl 2 21991 NULL +disable_so_bitmap_get_counter_fndecl_22004 bitmap_get_counter fndecl 2 22004 NULL +disable_so_id_cpufreq_cooling_device_22010 id cpufreq_cooling_device 0 22010 NULL +disable_so_efx_phc_adjfreq_fndecl_22013 efx_phc_adjfreq fndecl 0 22013 NULL +disable_so_i9xx_clock_fndecl_22015 i9xx_clock fndecl 1 22015 NULL +disable_so_backlight_off_delay_intel_dp_22022 backlight_off_delay intel_dp 0 22022 NULL +disable_so_adjust_tsc_offset_host_fndecl_22031 adjust_tsc_offset_host fndecl 2 22031 NULL +disable_so_ocfs2_inode_lock_atime_fndecl_22032 ocfs2_inode_lock_atime fndecl 0 22032 NULL +disable_so_last_timeout_jiffies_smi_info_22035 last_timeout_jiffies smi_info 0 22035 NULL +disable_so_dnet_addr_type_fndecl_22038 dnet_addr_type fndecl 1 22038 NULL +disable_so_qce_ablkcipher_crypt_fndecl_22054 qce_ablkcipher_crypt fndecl 0 22054 NULL +disable_so_move_addr_to_user_fndecl_22055 move_addr_to_user fndecl 2-0 22055 NULL +disable_so_qce_cpu_to_be32p_array_fndecl_22057 qce_cpu_to_be32p_array fndecl 3 22057 NULL +disable_so_rsp_kvm_regs_22061 rsp kvm_regs 0 22061 NULL +disable_so_sst_hsw_runtime_module_create_fndecl_22070 sst_hsw_runtime_module_create fndecl 3-2 22070 NULL +disable_so_paddr_ctlr_info_22072 paddr ctlr_info 0 22072 NULL +disable_so_net2272_get_ep_by_addr_fndecl_22073 net2272_get_ep_by_addr fndecl 2 22073 NULL +disable_so_nilfs_btree_node_get_ptr_fndecl_22076 nilfs_btree_node_get_ptr fndecl 0-2 22076 NULL +disable_so_signal_avg_station_info_22078 signal_avg station_info 0 22078 NULL +disable_so_hdmi_runtime_resume_fndecl_22080 hdmi_runtime_resume fndecl 0 22080 NULL +disable_so_nla_padlen_fndecl_22096 nla_padlen fndecl 1-0 22096 NULL +disable_so_sof_offset_uvc_clock_22104 sof_offset uvc_clock 0 22104 NULL +disable_so_current_frequency_au8522_state_22105 current_frequency au8522_state 0 22105 NULL +disable_so_vdelay_timing_22106 vdelay timing 0 22106 NULL +disable_so_abx500_get_register_page_interruptible_fndecl_22107 abx500_get_register_page_interruptible fndecl 0 22107 NULL +disable_so_xc_set_IF_frequency_fndecl_22111 xc_set_IF_frequency fndecl 0-2 22111 NULL +disable_so_curr_minor_hash_dir_private_info_22113 curr_minor_hash dir_private_info 0 22113 NULL +disable_so_ipg_find_phyaddr_fndecl_22117 ipg_find_phyaddr fndecl 0 22117 NULL +disable_so_dwell_time_passive_conf_sched_scan_settings_22127 dwell_time_passive conf_sched_scan_settings 0 22127 NULL +disable_so_ontime_snd_emux_voice_22136 ontime snd_emux_voice 0 22136 NULL +disable_so_queue_info_new_phys_addr_hi_megasas_init_frame_22147 queue_info_new_phys_addr_hi megasas_init_frame 0 22147 NULL +disable_so_demod_address_tda10048_config_22153 demod_address tda10048_config 0 22153 NULL +disable_so_timestamp_data_baddr_pmcraid_instance_22154 timestamp_data_baddr pmcraid_instance 0 22154 NULL +disable_so_qce_setup_regs_ablkcipher_fndecl_22163 qce_setup_regs_ablkcipher fndecl 0-2 22163 NULL +disable_so_cpu_index_cpuinfo_x86_22166 cpu_index cpuinfo_x86 0 22166 NULL nohasharray +disable_so_cache_timeout_vardecl_sm_ftl_c_22166 cache_timeout vardecl_sm_ftl.c 0 22166 &disable_so_cpu_index_cpuinfo_x86_22166 +disable_so_ls_scan_time_dlm_ls_22170 ls_scan_time dlm_ls 0 22170 NULL +disable_so_overflowgid_vardecl_22177 overflowgid vardecl 0 22177 NULL +disable_so_timeout_uart_port_22187 timeout uart_port 0 22187 NULL +disable_so_ctime_nilfs_segsum_info_22193 ctime nilfs_segsum_info 0 22193 NULL +disable_so___cpu_to_virtio32_fndecl_22198 __cpu_to_virtio32 fndecl 0-2 22198 NULL +disable_so___page_check_address_fndecl_22199 __page_check_address fndecl 3 22199 NULL +disable_so_frequency_khz_m88rs6000t_dev_22206 frequency_khz m88rs6000t_dev 0 22206 NULL +disable_so_fm10k_update_mc_addr_vf_fndecl_22212 fm10k_update_mc_addr_vf fndecl 4 22212 NULL +disable_so_xfs_daddr_to_agno_fndecl_22214 xfs_daddr_to_agno fndecl 0-2 22214 NULL +disable_so_addr_radeon_bo_va_22216 addr radeon_bo_va 0 22216 NULL +disable_so_iwl_dbgfs_sleep_level_override_read_fndecl_22221 iwl_dbgfs_sleep_level_override_read fndecl 3-0 22221 NULL +disable_so_write_seq_cxgbi_sock_22223 write_seq cxgbi_sock 0 22223 NULL +disable_so_jiffies_init_s_stats_22227 jiffies_init s_stats 0 22227 NULL +disable_so_addr_1_qla83xx_minidump_entry_pollrdmwr_22235 addr_1 qla83xx_minidump_entry_pollrdmwr 0 22235 NULL +disable_so_boomerang_interrupt_fndecl_22238 boomerang_interrupt fndecl 1 22238 NULL +disable_so_start_addr_prism2_download_data_22240 start_addr prism2_download_data 0 22240 NULL +disable_so_addr_fixed_phy_22243 addr fixed_phy 0 22243 NULL +disable_so_parenttime_ictimesync_data_22250 parenttime ictimesync_data 0 22250 NULL +disable_so_tidvaddr_ipath_tid_info_22251 tidvaddr ipath_tid_info 0 22251 NULL +disable_so_ip_vs_sh_hashkey_fndecl_22252 ip_vs_sh_hashkey fndecl 1 22252 NULL +disable_so_m41t94_set_time_fndecl_22256 m41t94_set_time fndecl 0 22256 NULL +disable_so___bitmap_and_fndecl_22259 __bitmap_and fndecl 4 22259 NULL +disable_so_read_addr_qla82xx_md_entry_rdrom_22262 read_addr qla82xx_md_entry_rdrom 0 22262 NULL +disable_so_crypto_authenc_esn_iverify_fndecl_22263 crypto_authenc_esn_iverify fndecl 0-3 22263 NULL +disable_so_udelay_ixgbe_mbx_info_22275 udelay ixgbe_mbx_info 0 22275 NULL +disable_so_addr_init_tab_22277 addr init_tab 0 22277 NULL nohasharray +disable_so_cpufreq_cpu_get_raw_fndecl_22277 cpufreq_cpu_get_raw fndecl 1 22277 &disable_so_addr_init_tab_22277 +disable_so_show_orig_dgid_fndecl_22281 show_orig_dgid fndecl 0 22281 NULL +disable_so_tua6100_sleep_fndecl_22289 tua6100_sleep fndecl 0 22289 NULL +disable_so_crypto_memneq_fndecl_22293 crypto_memneq fndecl 3 22293 NULL +disable_so_next_gid_index_mthca_mgm_22295 next_gid_index mthca_mgm 0 22295 NULL +disable_so__abb5zes3_rtc_read_time_fndecl_22302 _abb5zes3_rtc_read_time fndecl 0 22302 NULL nohasharray +disable_so_free_block_xfs_btree_ops_22302 free_block xfs_btree_ops 0 22302 &disable_so__abb5zes3_rtc_read_time_fndecl_22302 +disable_so_cn_vprintf_fndecl_22303 cn_vprintf fndecl 0 22303 NULL nohasharray +disable_so_ixgbe_read_reg_fndecl_22303 ixgbe_read_reg fndecl 0-2 22303 &disable_so_cn_vprintf_fndecl_22303 +disable_so_utime_mddev_22314 utime mddev 0 22314 NULL +disable_so_set_node_addr_fndecl_22329 set_node_addr fndecl 3 22329 NULL +disable_so_start_group_wait_time_cfqg_stats_22330 start_group_wait_time cfqg_stats 0 22330 NULL +disable_so_addrLow_ulp_bde64_22341 addrLow ulp_bde64 0 22341 NULL +disable_so_mr_get_mtt_addr_fndecl_22342 mr_get_mtt_addr fndecl 0 22342 NULL +disable_so_auto_deep_sleep_timeout_lbs_private_22358 auto_deep_sleep_timeout lbs_private 0 22358 NULL +disable_so_daddr_min_pktgen_dev_22362 daddr_min pktgen_dev 0 22362 NULL +disable_so_tusb_set_clock_source_fndecl_22365 tusb_set_clock_source fndecl 2 22365 NULL +disable_so_ocfs2_rotate_subtree_right_fndecl_22369 ocfs2_rotate_subtree_right fndecl 0-5 22369 NULL +disable_so_timestamp_nfs4_unlockdata_22375 timestamp nfs4_unlockdata 0 22375 NULL +disable_so_time_perf_event_context_22379 time perf_event_context 0 22379 NULL +disable_so_max8998_set_voltage_buck_time_sel_fndecl_22384 max8998_set_voltage_buck_time_sel fndecl 0-2-3 22384 NULL +disable_so_to_increment_rpc_timeout_22408 to_increment rpc_timeout 0 22408 NULL +disable_so_pci_addr_islpci_membuf_22412 pci_addr islpci_membuf 0 22412 NULL +disable_so_gf_div_fndecl_22416 gf_div fndecl 0-2-3 22416 NULL +disable_so_timeout_us_drm_vmw_fence_wait_arg_22421 timeout_us drm_vmw_fence_wait_arg 0 22421 NULL +disable_so_sd_ctime_stat_data_22425 sd_ctime stat_data 0 22425 NULL nohasharray +disable_so_runtime_reg_sch311x_gpio_block_22425 runtime_reg sch311x_gpio_block 0 22425 &disable_so_sd_ctime_stat_data_22425 nohasharray +disable_so_crypto_authenc_iverify_fndecl_22425 crypto_authenc_iverify fndecl 0-3 22425 &disable_so_runtime_reg_sch311x_gpio_block_22425 +disable_so_port_guid_ib_node_info_22427 port_guid ib_node_info 0 22427 NULL +disable_so_ring_iowrite32options_fndecl_22428 ring_iowrite32options fndecl 2 22428 NULL +disable_so_period_ptr_snd_pcm_oss_runtime_22430 period_ptr snd_pcm_oss_runtime 0 22430 NULL +disable_so_ac_stimescaled_taskstats_22436 ac_stimescaled taskstats 0 22436 NULL +disable_so_slave_address_acpi_resource_i2c_serialbus_22453 slave_address acpi_resource_i2c_serialbus 0 22453 NULL +disable_so_dma_addr1_flexcop_dma_22481 dma_addr1 flexcop_dma 0 22481 NULL +disable_so_r11_kvm_regs_22488 r11 kvm_regs 0 22488 NULL +disable_so_lookup_overlapping_address_handler_fndecl_22494 lookup_overlapping_address_handler fndecl 2-3 22494 NULL +disable_so_throttled_clock_task_cfs_rq_22505 throttled_clock_task cfs_rq 0 22505 NULL +disable_so_bulletin_addr_vfpf_acquire_tlv_22506 bulletin_addr vfpf_acquire_tlv 0 22506 NULL +disable_so_buffer_bytes_snd_pcm_oss_runtime_22509 buffer_bytes snd_pcm_oss_runtime 0 22509 NULL +disable_so_cryptd_hash_enqueue_fndecl_22511 cryptd_hash_enqueue fndecl 0 22511 NULL +disable_so_set_msr_hyperv_pw_fndecl_22514 set_msr_hyperv_pw fndecl 3 22514 NULL +disable_so_am335x_tsc_se_set_cache_fndecl_22522 am335x_tsc_se_set_cache fndecl 2 22522 NULL +disable_so_dwell_time_delta_per_probe_5_conf_sched_scan_settings_22525 dwell_time_delta_per_probe_5 conf_sched_scan_settings 0 22525 NULL +disable_so_stride_qxl_bitmap_22527 stride qxl_bitmap 0 22527 NULL +disable_so_enable_time_regulator_ops_22541 enable_time regulator_ops 0 22541 NULL +disable_so_usb_port_runtime_resume_fndecl_22542 usb_port_runtime_resume fndecl 0 22542 NULL +disable_so_i_time_minix_inode_22559 i_time minix_inode 0 22559 NULL +disable_so_rpc_uaddr2sockaddr_fndecl_22573 rpc_uaddr2sockaddr fndecl 0-3 22573 NULL +disable_so_runtime_show_fndecl_22581 runtime_show fndecl 0 22581 NULL +disable_so__sched_setscheduler_fndecl_22589 _sched_setscheduler fndecl 0-2 22589 NULL +disable_so_ahc_outb_fndecl_22592 ahc_outb fndecl 2-3 22592 NULL +disable_so_tcp_fin_timeout_ip_vs_timeout_user_22596 tcp_fin_timeout ip_vs_timeout_user 0 22596 NULL +disable_so_channels_snd_pcm_oss_runtime_22629 channels snd_pcm_oss_runtime 0 22629 NULL +disable_so_ivsize_blkcipher_walk_22638 ivsize blkcipher_walk 0 22638 NULL +disable_so_xpcs_reg_addr_read_fndecl_22646 xpcs_reg_addr_read fndecl 3-0 22646 NULL +disable_so_ea_segmented_address_22657 ea segmented_address 0 22657 NULL +disable_so_rxhash_bnx2x_agg_info_22658 rxhash bnx2x_agg_info 0 22658 NULL +disable_so_get_timer_interval_fndecl_22661 get_timer_interval fndecl 0-2 22661 NULL +disable_so_clock_psb_intel_sdvo_preferred_input_timing_args_22671 clock psb_intel_sdvo_preferred_input_timing_args 0 22671 NULL +disable_so_nft_hash_obj_fndecl_22673 nft_hash_obj fndecl 0-2 22673 NULL +disable_so_ber_jiffies_stats_dib8000_state_22674 ber_jiffies_stats dib8000_state 0 22674 NULL +disable_so_sleep_ms_rtl_ps_ctl_22681 sleep_ms rtl_ps_ctl 0 22681 NULL +disable_so_addr_hi_eth_tx_start_bd_22685 addr_hi eth_tx_start_bd 0 22685 NULL +disable_so_lasttime_sym_shcb_22688 lasttime sym_shcb 0 22688 NULL +disable_so_cttimeout_init_fndecl_22691 cttimeout_init fndecl 0 22691 NULL +disable_so_crypto_authenc_encrypt_fndecl_22693 crypto_authenc_encrypt fndecl 0 22693 NULL +disable_so_kernfs_name_hash_fndecl_22704 kernfs_name_hash fndecl 0 22704 NULL +disable_so_msleep_interruptible_fndecl_22713 msleep_interruptible fndecl 1-0 22713 NULL +disable_so_compq_addr_lo_addr_ctrl_blk_22728 compq_addr_lo addr_ctrl_blk 0 22728 NULL +disable_so_dib7000p_get_time_us_fndecl_22737 dib7000p_get_time_us fndecl 0 22737 NULL +disable_so_src_addr_dma_slave_config_22748 src_addr dma_slave_config 0 22748 NULL +disable_so_userspace_addr_kvm_memory_slot_22749 userspace_addr kvm_memory_slot 0 22749 NULL +disable_so_addr6_resolve_fndecl_22753 addr6_resolve fndecl 0 22753 NULL +disable_so_sst_pm_runtime_put_fndecl_22759 sst_pm_runtime_put fndecl 0 22759 NULL +disable_so_mlx4_ib_get_aguid_comp_mask_from_ix_fndecl_22761 mlx4_ib_get_aguid_comp_mask_from_ix fndecl 0-1 22761 NULL +disable_so_d_time_dentry_22767 d_time dentry 0 22767 NULL +disable_so_mtd_to_docg4_address_fndecl_22769 mtd_to_docg4_address fndecl 0-1-2 22769 NULL +disable_so_cycle_counter_tag_capidtmf_recv_state_22771 cycle_counter tag_capidtmf_recv_state 0 22771 NULL +disable_so_lp872x_select_buck_vout_addr_fndecl_22790 lp872x_select_buck_vout_addr fndecl 0-2 22790 NULL +disable_so_base_mbox_addr_blogic_extmbox_req_22802 base_mbox_addr blogic_extmbox_req 0 22802 NULL nohasharray +disable_so_no_addr_gfs2_inum_22802 no_addr gfs2_inum 0 22802 &disable_so_base_mbox_addr_blogic_extmbox_req_22802 +disable_so_debug_dma_map_sg_fndecl_22804 debug_dma_map_sg fndecl 3-4 22804 NULL +disable_so___cpuidle_register_driver_fndecl_22806 __cpuidle_register_driver fndecl 0 22806 NULL +disable_so_vhost64_to_cpu_fndecl_22807 vhost64_to_cpu fndecl 0 22807 NULL +disable_so_start_address_acpi_address_range_22816 start_address acpi_address_range 0 22816 NULL +disable_so_mce_request_packet_fndecl_22818 mce_request_packet fndecl 3 22818 NULL +disable_so_bad_std_timing_fndecl_22827 bad_std_timing fndecl 1 22827 NULL +disable_so_swap_cluster_schedule_discard_fndecl_22833 swap_cluster_schedule_discard fndecl 2 22833 NULL +disable_so_palmas_rtc_set_time_fndecl_22849 palmas_rtc_set_time fndecl 0 22849 NULL +disable_so___arch_hweight8_fndecl_22850 __arch_hweight8 fndecl 0-1 22850 NULL +disable_so_store_risefalltime_fndecl_22854 store_risefalltime fndecl 5-0-4 22854 NULL +disable_so_qlcnic_83xx_get_mac_address_fndecl_22858 qlcnic_83xx_get_mac_address fndecl 0 22858 NULL +disable_so_vnic_dev_get_mac_addr_fndecl_22860 vnic_dev_get_mac_addr fndecl 0 22860 NULL +disable_so_hash_id_hh_flow_state_22864 hash_id hh_flow_state 0 22864 NULL +disable_so_runtime_suspend_dev_pm_ops_22871 runtime_suspend dev_pm_ops 0 22871 NULL nohasharray +disable_so_objectid_btrfs_key_22871 objectid btrfs_key 0 22871 &disable_so_runtime_suspend_dev_pm_ops_22871 +disable_so_bitmap_parse_fndecl_22876 bitmap_parse fndecl 0-2-4 22876 NULL +disable_so_avg_delay_fndecl_22883 avg_delay fndecl 0 22883 NULL nohasharray +disable_so_mce_threshold_block_init_fndecl_22883 mce_threshold_block_init fndecl 2 22883 &disable_so_avg_delay_fndecl_22883 +disable_so_pdeath_signal_task_struct_22884 pdeath_signal task_struct 0 22884 NULL +disable_so_bits_per_word_blk_mq_bitmap_tags_22896 bits_per_word blk_mq_bitmap_tags 0 22896 NULL +disable_so_saddr_irda_device_info_22915 saddr irda_device_info 0 22915 NULL +disable_so_frm_extra_delay_vardecl_isar_c_22927 frm_extra_delay vardecl_isar.c 0 22927 NULL +disable_so_lbs_set_host_sleep_fndecl_22932 lbs_set_host_sleep fndecl 0 22932 NULL +disable_so_orinoco_ioctl_setfreq_fndecl_22934 orinoco_ioctl_setfreq fndecl 0 22934 NULL +disable_so_bit_bitstream_cursor_22959 bit bitstream_cursor 0 22959 NULL +disable_so_cifs_strtoUTF16_fndecl_22967 cifs_strtoUTF16 fndecl 0-3 22967 NULL +disable_so_rbx_kvm_regs_22975 rbx kvm_regs 0 22975 NULL +disable_so_runtime_resume_dev_pm_ops_22976 runtime_resume dev_pm_ops 0 22976 NULL +disable_so_address_ioaccel2_sg_element_22986 address ioaccel2_sg_element 0 22986 NULL +disable_so_frags_paddr_htt_data_tx_desc_22993 frags_paddr htt_data_tx_desc 0 22993 NULL +disable_so_ss_ctime_nilfs_sustat_23015 ss_ctime nilfs_sustat 0 23015 NULL +disable_so_radeon_atom_set_ac_timing_fndecl_23020 radeon_atom_set_ac_timing fndecl 2 23020 NULL +disable_so_b43legacy_interrupt_ack_fndecl_23025 b43legacy_interrupt_ack fndecl 2 23025 NULL +disable_so_i_atime_nsec_f2fs_inode_23028 i_atime_nsec f2fs_inode 0 23028 NULL +disable_so_addr_wil_fw_record_fill_23039 addr wil_fw_record_fill 0 23039 NULL +disable_so_cyc2ns_offset_cyc2ns_data_23042 cyc2ns_offset cyc2ns_data 0 23042 NULL +disable_so_panel_power_cycle_delay_cdv_intel_dp_23045 panel_power_cycle_delay cdv_intel_dp 0 23045 NULL +disable_so_crypto_rfc4543_copy_src_to_dst_fndecl_23047 crypto_rfc4543_copy_src_to_dst fndecl 0 23047 NULL +disable_so_pte_pfn_to_mfn_fndecl_23066 pte_pfn_to_mfn fndecl 1-0 23066 NULL +disable_so_hpll_freq_drm_i915_private_23074 hpll_freq drm_i915_private 0 23074 NULL +disable_so_ly_base_addr_c67x00_td_23082 ly_base_addr c67x00_td 0 23082 NULL +disable_so_num_bits_alps_bitmap_point_23084 num_bits alps_bitmap_point 0 23084 NULL +disable_so_ip6addrlbl_dump_fndecl_23085 ip6addrlbl_dump fndecl 0 23085 NULL +disable_so_sc_seg_ctime_nilfs_sc_info_23088 sc_seg_ctime nilfs_sc_info 0 23088 NULL +disable_so_rxbd_addr_lo_host_cmd_ds_pcie_details_23092 rxbd_addr_lo host_cmd_ds_pcie_details 0 23092 NULL +disable_so_addrconf_init_fndecl_23107 addrconf_init fndecl 0 23107 NULL +disable_so_regcache_lzo_read_fndecl_23109 regcache_lzo_read fndecl 0-2 23109 NULL +disable_so_mac_addr_high_nes_adapter_23110 mac_addr_high nes_adapter 0 23110 NULL nohasharray +disable_so_gf100_fifo_engidx_fndecl_23110 gf100_fifo_engidx fndecl 0 23110 &disable_so_mac_addr_high_nes_adapter_23110 +disable_so_busy_timeout_mmc_command_23112 busy_timeout mmc_command 0 23112 NULL +disable_so_expired_tscdeadline_kvm_timer_23113 expired_tscdeadline kvm_timer 0 23113 NULL nohasharray +disable_so_dtoh_mb_data_addr_brcmf_pcie_shared_info_23113 dtoh_mb_data_addr brcmf_pcie_shared_info 0 23113 &disable_so_expired_tscdeadline_kvm_timer_23113 +disable_so_mmc_mmc_erase_timeout_fndecl_23122 mmc_mmc_erase_timeout fndecl 0-3-2 23122 NULL +disable_so_bq32k_rtc_read_time_fndecl_23124 bq32k_rtc_read_time fndecl 0 23124 NULL +disable_so_mtt_base_addr_h_mlx4_eq_context_23127 mtt_base_addr_h mlx4_eq_context 0 23127 NULL +disable_so_sack_timeout_netns_sctp_23134 sack_timeout netns_sctp 0 23134 NULL +disable_so_addr_hw_breakpoint_23137 addr hw_breakpoint 0 23137 NULL +disable_so_port_sctp_bind_addr_23142 port sctp_bind_addr 0 23142 NULL +disable_so_rpa_timeout_set_fndecl_23145 rpa_timeout_set fndecl 2 23145 NULL nohasharray +disable_so_mthca_SW2HW_MPT_fndecl_23145 mthca_SW2HW_MPT fndecl 0-3 23145 &disable_so_rpa_timeout_set_fndecl_23145 nohasharray +disable_so_mlx5_query_mad_ifc_node_guid_fndecl_23145 mlx5_query_mad_ifc_node_guid fndecl 0 23145 &disable_so_mthca_SW2HW_MPT_fndecl_23145 +disable_so_eof_gid_xfs_fs_eofblocks_23146 eof_gid xfs_fs_eofblocks 0 23146 NULL +disable_so_ccp_aes_decrypt_fndecl_23149 ccp_aes_decrypt fndecl 0 23149 NULL +disable_so_idle_timeout_hci_dev_23160 idle_timeout hci_dev 0 23160 NULL +disable_so_radeon_atom_set_memory_clock_fndecl_23164 radeon_atom_set_memory_clock fndecl 2 23164 NULL +disable_so_k_pll_div_23168 k pll_div 0 23168 NULL +disable_so_ebitmap_node_clr_bit_fndecl_23171 ebitmap_node_clr_bit fndecl 2 23171 NULL +disable_so_rt_runtime_rt_schedulable_data_23172 rt_runtime rt_schedulable_data 0 23172 NULL +disable_so_reply_dma_min_address_MPT2SAS_ADAPTER_23181 reply_dma_min_address MPT2SAS_ADAPTER 0 23181 NULL +disable_so_tsc_shift_pvclock_vcpu_time_info_23184 tsc_shift pvclock_vcpu_time_info 0 23184 NULL +disable_so_vlan_dev_set_mac_address_fndecl_23188 vlan_dev_set_mac_address fndecl 0 23188 NULL +disable_so_mpll_ss1_ci_clock_registers_23197 mpll_ss1 ci_clock_registers 0 23197 NULL +disable_so_addr_cmd_complete_fndecl_23200 addr_cmd_complete fndecl 0 23200 NULL +disable_so_cpu_clock_fndecl_23205 cpu_clock fndecl 1-0 23205 NULL +disable_so_prescale_pll_div_23215 prescale pll_div 0 23215 NULL +disable_so_sel_addr2___mux2_23216 sel_addr2 __mux2 0 23216 NULL +disable_so_usb_sleep_charge_store_fndecl_23232 usb_sleep_charge_store fndecl 0-4 23232 NULL +disable_so_bmc150_accel_set_interrupt_fndecl_23235 bmc150_accel_set_interrupt fndecl 0 23235 NULL +disable_so_netlbl_af4list_audit_addr_fndecl_23240 netlbl_af4list_audit_addr fndecl 4-5 23240 NULL +disable_so_max_freq_intel_gen6_power_mgmt_23243 max_freq intel_gen6_power_mgmt 0 23243 NULL +disable_so_i_ctime_ext4_inode_23246 i_ctime ext4_inode 0 23246 NULL +disable_so_sel_read_avc_hash_stats_fndecl_23251 sel_read_avc_hash_stats fndecl 0-3 23251 NULL +disable_so_wlc_phy_get_chan_freq_range_nphy_fndecl_23253 wlc_phy_get_chan_freq_range_nphy fndecl 2 23253 NULL +disable_so_trinity_convert_did_to_freq_fndecl_23254 trinity_convert_did_to_freq fndecl 0-2 23254 NULL +disable_so_nopin_timeout_iscsi_node_attrib_23262 nopin_timeout iscsi_node_attrib 0 23262 NULL +disable_so_blk_rq_timeout_fndecl_23263 blk_rq_timeout fndecl 0-1 23263 NULL +disable_so_dmfe_interrupt_fndecl_23265 dmfe_interrupt fndecl 1 23265 NULL +disable_so_crypto_rng_generate_fndecl_23266 crypto_rng_generate fndecl 0-5 23266 NULL +disable_so_ebitmap_read_fndecl_23268 ebitmap_read fndecl 0 23268 NULL +disable_so_loops_per_jiffy_cpuinfo_x86_23277 loops_per_jiffy cpuinfo_x86 0 23277 NULL +disable_so_T7_address_mxt_data_23282 T7_address mxt_data 0 23282 NULL +disable_so_turn_around_timeout_mipi_config_23283 turn_around_timeout mipi_config 0 23283 NULL +disable_so_crypto_report_one_fndecl_23300 crypto_report_one fndecl 0 23300 NULL +disable_so_io_base_addr_pch_spi_data_23302 io_base_addr pch_spi_data 0 23302 NULL +disable_so___ww_mutex_lock_interruptible_fndecl_23308 __ww_mutex_lock_interruptible fndecl 0 23308 NULL +disable_so_get_bitmap_file_fndecl_23317 get_bitmap_file fndecl 0 23317 NULL +disable_so_address_hi_lpfc_rqe_23318 address_hi lpfc_rqe 0 23318 NULL +disable_so_iscsit_na_nopin_response_timeout_fndecl_23323 iscsit_na_nopin_response_timeout fndecl 2-0 23323 NULL +disable_so_omap1_spi100k_runtime_resume_fndecl_23325 omap1_spi100k_runtime_resume fndecl 0 23325 NULL +disable_so_snd_timer_global_register_fndecl_23326 snd_timer_global_register fndecl 0 23326 NULL +disable_so_to_initval_rpc_timeout_23329 to_initval rpc_timeout 0 23329 NULL +disable_so_bd_list_addr_hi_bnx2i_text_request_23342 bd_list_addr_hi bnx2i_text_request 0 23342 NULL +disable_so_i2c_addr_a8293_config_23348 i2c_addr a8293_config 0 23348 NULL +disable_so_range_sizek_var_mtrr_state_23353 range_sizek var_mtrr_state 0 23353 NULL +disable_so_total_time_running_perf_event_23362 total_time_running perf_event 0 23362 NULL +disable_so_vdi_gid_vxfs_inode_info_23369 vdi_gid vxfs_inode_info 0 23369 NULL +disable_so_attrtimeo_timestamp_nfs_inode_23391 attrtimeo_timestamp nfs_inode 0 23391 NULL +disable_so_si476x_core_cmd_fm_tune_freq_a10_fndecl_23406 si476x_core_cmd_fm_tune_freq_a10 fndecl 0 23406 NULL +disable_so_sensor_addr_sd_23409 sensor_addr sd 0 23409 NULL +disable_so_run_delayed_extent_op_fndecl_23414 run_delayed_extent_op fndecl 0 23414 NULL +disable_so_PXDaddress_fndecl_23420 PXDaddress fndecl 2 23420 NULL +disable_so_timeout_addr_req_23421 timeout addr_req 0 23421 NULL +disable_so_tx_pwr_last_recalc_freq_b43_phy_n_23433 tx_pwr_last_recalc_freq b43_phy_n 0 23433 NULL +disable_so_iscsit_na_nopin_timeout_fndecl_23436 iscsit_na_nopin_timeout fndecl 2-0 23436 NULL +disable_so_set_tsc_khz_kvm_x86_ops_23439 set_tsc_khz kvm_x86_ops 2 23439 NULL +disable_so_eee_timer_vardecl_stmmac_main_c_23447 eee_timer vardecl_stmmac_main.c 0 23447 NULL +disable_so_ndac_aic31xx_rate_divs_23456 ndac aic31xx_rate_divs 0 23456 NULL nohasharray +disable_so_r27_val_fc2580_freq_regs_23456 r27_val fc2580_freq_regs 0 23456 &disable_so_ndac_aic31xx_rate_divs_23456 +disable_so_ports_timeout_uhci_hcd_23457 ports_timeout uhci_hcd 0 23457 NULL +disable_so_fw_load_addr_cas_23459 fw_load_addr cas 0 23459 NULL +disable_so_enic_dev_add_addr_fndecl_23465 enic_dev_add_addr fndecl 0 23465 NULL +disable_so_hpet_num_timers_vardecl_hpet_c_23468 hpet_num_timers vardecl_hpet.c 0 23468 NULL +disable_so_protocol_tomoyo_addr_info_23473 protocol tomoyo_addr_info 0 23473 NULL +disable_so_sys_clock_settime_fndecl_23475 sys_clock_settime fndecl 1 23475 NULL +disable_so_pch_uart_hal_enable_interrupt_fndecl_23482 pch_uart_hal_enable_interrupt fndecl 2 23482 NULL +disable_so_start_addr_snd_emu10k1_pcm_23487 start_addr snd_emu10k1_pcm 0 23487 NULL +disable_so___bitmap_xor_fndecl_23490 __bitmap_xor fndecl 4 23490 NULL +disable_so_dst_addr_beiscsi_endpoint_23495 dst_addr beiscsi_endpoint 0 23495 NULL +disable_so_mask_hi_mtrr_var_range_23508 mask_hi mtrr_var_range 0 23508 NULL +disable_so_max_mlx4_bitmap_23521 max mlx4_bitmap 0 23521 NULL +disable_so_bitmap_ip_do_list_fndecl_23527 bitmap_ip_do_list fndecl 0 23527 NULL +disable_so_radio_freq_tuner_23529 radio_freq tuner 0 23529 NULL +disable_so_timeout_idletimer_tg_info_23534 timeout idletimer_tg_info 0 23534 NULL +disable_so_end_jiffies_iwl_mvm_time_event_data_23536 end_jiffies iwl_mvm_time_event_data 0 23536 NULL +disable_so_try_read_address_fndecl_23550 try_read_address fndecl 0-2 23550 NULL +disable_so_cpufreq_stats_create_table_fndecl_23554 cpufreq_stats_create_table fndecl 1 23554 NULL +disable_so_div2__pll_div_23561 div2 _pll_div 0 23561 NULL +disable_so_hpi_sample_clock_set_local_rate_fndecl_23570 hpi_sample_clock_set_local_rate fndecl 1-0 23570 NULL +disable_so_sctp_assoc_set_bind_addr_from_ep_fndecl_23572 sctp_assoc_set_bind_addr_from_ep fndecl 0-3 23572 NULL +disable_so_hscb_busaddr_scb_data_23574 hscb_busaddr scb_data 0 23574 NULL +disable_so_shadow_msr_edgeport_port_23577 shadow_msr edgeport_port 0 23577 NULL +disable_so_gcm_hash_fndecl_23580 gcm_hash fndecl 0 23580 NULL +disable_so_kvm_send_hwpoison_signal_fndecl_23581 kvm_send_hwpoison_signal fndecl 1 23581 NULL +disable_so_spu_reg_delay_if_spi_card_23584 spu_reg_delay if_spi_card 0 23584 NULL +disable_so_inet_rtm_deladdr_fndecl_23589 inet_rtm_deladdr fndecl 0 23589 NULL +disable_so_sm2_runtime_sc_23590 sm2 runtime_sc 0 23590 NULL +disable_so_cpumask_parselist_user_fndecl_23592 cpumask_parselist_user fndecl 0-2 23592 NULL +disable_so_clock_cooling_get_frequency_fndecl_23598 clock_cooling_get_frequency fndecl 0 23598 NULL +disable_so_nilfs_btree_last_key_fndecl_23599 nilfs_btree_last_key fndecl 0 23599 NULL +disable_so_address_map_r8a66597_23613 address_map r8a66597 0 23613 NULL +disable_so_closest_timer_fndecl_23617 closest_timer fndecl 2 23617 NULL +disable_so_delay_radeon_atom_ss_23618 delay radeon_atom_ss 0 23618 NULL +disable_so_no_addr_gfs2_skip_data_23619 no_addr gfs2_skip_data 0 23619 NULL nohasharray +disable_so_bloutp_qat_crypto_request_buffs_23619 bloutp qat_crypto_request_buffs 0 23619 &disable_so_no_addr_gfs2_skip_data_23619 +disable_so_i2s_runtime_resume_fndecl_23625 i2s_runtime_resume fndecl 0 23625 NULL nohasharray +disable_so_mtime_seg_entry_23625 mtime seg_entry 0 23625 &disable_so_i2s_runtime_resume_fndecl_23625 +disable_so_atime_apds990x_chip_23626 atime apds990x_chip 0 23626 NULL +disable_so_irq_domain_free_irqs_fndecl_23634 irq_domain_free_irqs fndecl 1-2 23634 NULL +disable_so_gru_last_node_paddr_vardecl_x2apic_uv_x_c_23641 gru_last_node_paddr vardecl_x2apic_uv_x.c 0 23641 NULL +disable_so_tss_addr_kvm_arch_23642 tss_addr kvm_arch 0 23642 NULL +disable_so_rv3029c2_rtc_read_time_fndecl_23644 rv3029c2_rtc_read_time fndecl 0 23644 NULL +disable_so___round_jiffies_fndecl_23650 __round_jiffies fndecl 2-1-0 23650 NULL +disable_so_fixed_mtrr_seg_unit_range_index_fndecl_23657 fixed_mtrr_seg_unit_range_index fndecl 2-0 23657 NULL +disable_so_timeriomem_rng_driver_init_fndecl_23666 timeriomem_rng_driver_init fndecl 0 23666 NULL +disable_so_read_status_jiffies_af9013_state_23669 read_status_jiffies af9013_state 0 23669 NULL +disable_so_st_gid_compat_stat_23673 st_gid compat_stat 0 23673 NULL nohasharray +disable_so_addr_snic_sg_desc_23673 addr snic_sg_desc 0 23673 &disable_so_st_gid_compat_stat_23673 +disable_so_boottime_get_fndecl_23679 boottime_get fndecl 0 23679 NULL +disable_so_sctp_v4_inaddr_any_fndecl_23681 sctp_v4_inaddr_any fndecl 2 23681 NULL +disable_so_posix_cpu_clock_get_task_fndecl_23683 posix_cpu_clock_get_task fndecl 2 23683 NULL nohasharray +disable_so_gpio_free_fndecl_23683 gpio_free fndecl 1 23683 &disable_so_posix_cpu_clock_get_task_fndecl_23683 +disable_so_ebitmap_cpy_fndecl_23688 ebitmap_cpy fndecl 0 23688 NULL +disable_so___bitmap_parselist_fndecl_23689 __bitmap_parselist fndecl 0-2-5 23689 NULL +disable_so_wlcore_hw_interrupt_notify_fndecl_23695 wlcore_hw_interrupt_notify fndecl 0 23695 NULL +disable_so_schedule_zero_fndecl_23702 schedule_zero fndecl 2-3 23702 NULL nohasharray +disable_so_mtt_addr_mlx4_mpt_entry_23702 mtt_addr mlx4_mpt_entry 0 23702 &disable_so_schedule_zero_fndecl_23702 +disable_so_adis16400_get_freq_fndecl_23703 adis16400_get_freq fndecl 0 23703 NULL +disable_so_interrupt_out_endpoint_size_ld_usb_23705 interrupt_out_endpoint_size ld_usb 0 23705 NULL +disable_so_mac_time_libipw_rx_stats_23706 mac_time libipw_rx_stats 0 23706 NULL nohasharray +disable_so___ipv6_addr_diff_fndecl_23706 __ipv6_addr_diff fndecl 0 23706 &disable_so_mac_time_libipw_rx_stats_23706 +disable_so_delay_snd_pcm_status_23708 delay snd_pcm_status 0 23708 NULL +disable_so_oprofile_set_timeout_fndecl_23715 oprofile_set_timeout fndecl 1-0 23715 NULL +disable_so_fll_fratio__fll_div_23723 fll_fratio _fll_div 0 23723 NULL +disable_so___uac_clock_find_source_fndecl_23728 __uac_clock_find_source fndecl 0-2 23728 NULL +disable_so_acpi_pci_root_get_mcfg_addr_fndecl_23731 acpi_pci_root_get_mcfg_addr fndecl 0 23731 NULL +disable_so_snd_hda_codec_write_fndecl_23746 snd_hda_codec_write fndecl 0-5-4-2 23746 NULL +disable_so_local_ipaddr_nes_vnic_23747 local_ipaddr nes_vnic 0 23747 NULL +disable_so_frequency_stv0900_signal_info_23753 frequency stv0900_signal_info 0 23753 NULL +disable_so_ic_addrservaddr_vardecl_23754 ic_addrservaddr vardecl 0 23754 NULL +disable_so_next_hrtimer_event_fusbh200_hcd_23756 next_hrtimer_event fusbh200_hcd 0 23756 NULL +disable_so_speedstep_get_frequency_fndecl_23758 speedstep_get_frequency fndecl 0 23758 NULL +disable_so_lpe_base_sst_addr_23776 lpe_base sst_addr 0 23776 NULL +disable_so_saddr_flowidn_23780 saddr flowidn 0 23780 NULL +disable_so_uwb_rc_dev_addr_get_fndecl_23783 uwb_rc_dev_addr_get fndecl 0 23783 NULL +disable_so_qla2x00_start_timer_fndecl_23784 qla2x00_start_timer fndecl 3 23784 NULL +disable_so_pcan_usb_fd_set_bittiming_slow_fndecl_23790 pcan_usb_fd_set_bittiming_slow fndecl 0 23790 NULL +disable_so_crypto_rfc4543_setauthsize_fndecl_23801 crypto_rfc4543_setauthsize fndecl 2 23801 NULL +disable_so_drbd_send_uuids_skip_initial_sync_fndecl_23802 drbd_send_uuids_skip_initial_sync fndecl 0 23802 NULL +disable_so_si476x_phase_diversity_mode_to_idx_fndecl_23804 si476x_phase_diversity_mode_to_idx fndecl 0 23804 NULL +disable_so_ci_program_memory_timing_parameters_fndecl_23805 ci_program_memory_timing_parameters fndecl 0 23805 NULL +disable_so_show_ioc_guid_fndecl_23810 show_ioc_guid fndecl 0 23810 NULL +disable_so_gpiod_get_raw_value_cansleep_fndecl_23812 gpiod_get_raw_value_cansleep fndecl 0 23812 NULL +disable_so_cpu_to_fs64_fndecl_23816 cpu_to_fs64 fndecl 0-2 23816 NULL +disable_so_tomoyo_convert_time_fndecl_23823 tomoyo_convert_time fndecl 1 23823 NULL +disable_so_ufshcd_runtime_resume_fndecl_23824 ufshcd_runtime_resume fndecl 0 23824 NULL +disable_so_ext4_block_bitmap_csum_verify_fndecl_23826 ext4_block_bitmap_csum_verify fndecl 2 23826 NULL +disable_so_hash_hi_smsc95xx_priv_23835 hash_hi smsc95xx_priv 0 23835 NULL +disable_so_pm_autosleep_init_fndecl_23847 pm_autosleep_init fndecl 0 23847 NULL +disable_so_mpu_timer_init_fndecl_23854 mpu_timer_init fndecl 1 23854 NULL +disable_so_bg_block_bitmap_ext2_group_desc_23861 bg_block_bitmap ext2_group_desc 0 23861 NULL +disable_so_mlx4_en_config_port_scheduler_fndecl_23868 mlx4_en_config_port_scheduler fndecl 0 23868 NULL +disable_so_pixelclock_for_modeset_radeon_connector_23870 pixelclock_for_modeset radeon_connector 0 23870 NULL +disable_so_ocfs2_remove_btree_range_fndecl_23874 ocfs2_remove_btree_range fndecl 0-3-4-5-8 23874 NULL +disable_so_crypto_authenc_setkey_fndecl_23875 crypto_authenc_setkey fndecl 0 23875 NULL +disable_so_vdiv_mcp77_clk_priv_23881 vdiv mcp77_clk_priv 0 23881 NULL +disable_so_xfs_da_hashname_fndecl_23895 xfs_da_hashname fndecl 2 23895 NULL +disable_so_sky2_rx_hash_fndecl_23905 sky2_rx_hash fndecl 2 23905 NULL +disable_so_pci_revert_fw_address_fndecl_23911 pci_revert_fw_address fndecl 3-4 23911 NULL +disable_so_gru_chiplet_cpu_to_mmr_fndecl_23914 gru_chiplet_cpu_to_mmr fndecl 2 23914 NULL nohasharray +disable_so_htotal___fb_timings_23914 htotal __fb_timings 0 23914 &disable_so_gru_chiplet_cpu_to_mmr_fndecl_23914 +disable_so_coalescing_timeo_bna_tx_config_23917 coalescing_timeo bna_tx_config 0 23917 NULL +disable_so_block_size_ccp_sha_def_23920 block_size ccp_sha_def 0 23920 NULL +disable_so_chunk_sizek_mtrr_cleanup_result_23928 chunk_sizek mtrr_cleanup_result 0 23928 NULL +disable_so_cpufreq_register_driver_fndecl_23933 cpufreq_register_driver fndecl 0 23933 NULL +disable_so_requested_freq_cs_cpu_dbs_info_s_23941 requested_freq cs_cpu_dbs_info_s 0 23941 NULL +disable_so_ath9k_hw_setslottime_fndecl_23946 ath9k_hw_setslottime fndecl 2 23946 NULL +disable_so_clock_man_fndecl_23950 clock_man fndecl 2 23950 NULL +disable_so_dma2_address_info_23953 dma2 address_info 0 23953 NULL +disable_so_crypto_ctr_crypt_segment_fndecl_23955 crypto_ctr_crypt_segment fndecl 0 23955 NULL +disable_so_be_set_rss_hash_opts_fndecl_23960 be_set_rss_hash_opts fndecl 0 23960 NULL +disable_so_src_low_addr_mvumi_dyn_list_entry_23961 src_low_addr mvumi_dyn_list_entry 0 23961 NULL +disable_so_fm_v4l2_vidioc_s_hw_freq_seek_fndecl_23963 fm_v4l2_vidioc_s_hw_freq_seek fndecl 0 23963 NULL +disable_so_tmr_start_sound_lowlev_timer_23966 tmr_start sound_lowlev_timer 1 23966 NULL +disable_so_task_clock_event_update_fndecl_23968 task_clock_event_update fndecl 2 23968 NULL +disable_so_i_mtime_minix2_inode_23986 i_mtime minix2_inode 0 23986 NULL +disable_so_time_offset_wl1271_23987 time_offset wl1271 0 23987 NULL +disable_so_src_nents_qce_sha_reqctx_24004 src_nents qce_sha_reqctx 0 24004 NULL +disable_so_elements_bitmap_ipmac_24013 elements bitmap_ipmac 0 24013 NULL +disable_so_aggregation_timeout_cfhsi_config_24023 aggregation_timeout cfhsi_config 0 24023 NULL +disable_so_write_interrupt_go7007_hpi_ops_24025 write_interrupt go7007_hpi_ops 3 24025 NULL +disable_so_data_timer_list_24031 data timer_list 0 24031 NULL +disable_so_reference_freq_radeon_pll_24034 reference_freq radeon_pll 0 24034 NULL +disable_so_smi_mod_timer_fndecl_24037 smi_mod_timer fndecl 2 24037 NULL +disable_so_sha1_mb_async_digest_fndecl_24067 sha1_mb_async_digest fndecl 0 24067 NULL +disable_so_drv2667_set_waveform_freq_fndecl_24071 drv2667_set_waveform_freq fndecl 0 24071 NULL +disable_so_ath6kl_disconnect_timeout_write_fndecl_24073 ath6kl_disconnect_timeout_write fndecl 3-0 24073 NULL nohasharray +disable_so_band_center_freq1_wmi_channel_arg_24073 band_center_freq1 wmi_channel_arg 0 24073 &disable_so_ath6kl_disconnect_timeout_write_fndecl_24073 +disable_so_hi_cfg_timing_div_drxd_state_24076 hi_cfg_timing_div drxd_state 0 24076 NULL nohasharray +disable_so_addr_gf100_grctx_24076 addr gf100_grctx 0 24076 &disable_so_hi_cfg_timing_div_drxd_state_24076 +disable_so_expected_sys_clock_freq_drxd_state_24078 expected_sys_clock_freq drxd_state 0 24078 NULL +disable_so_img_ir_symbol_timing_fndecl_24080 img_ir_symbol_timing fndecl 0-2-3-4-5 24080 NULL +disable_so_nr_uuids_cache_set_24084 nr_uuids cache_set 0 24084 NULL nohasharray +disable_so_hash_tbl_pbl_addr_lo_fcoe_kwqe_init2_24084 hash_tbl_pbl_addr_lo fcoe_kwqe_init2 0 24084 &disable_so_nr_uuids_cache_set_24084 +disable_so_radeon_atom_get_clock_dividers_fndecl_24091 radeon_atom_get_clock_dividers fndecl 2-0-3 24091 NULL +disable_so_rx_pg_bidx_addr_bnx2_rx_ring_info_24100 rx_pg_bidx_addr bnx2_rx_ring_info 0 24100 NULL +disable_so_pty_signal_fndecl_24107 pty_signal fndecl 2 24107 NULL +disable_so_laddr_rsxx_dma_24112 laddr rsxx_dma 0 24112 NULL +disable_so_position_ct_timer_instance_24114 position ct_timer_instance 0 24114 NULL +disable_so_btrfs_create_uuid_tree_fndecl_24124 btrfs_create_uuid_tree fndecl 0 24124 NULL +disable_so_version_ethtool_regs_24128 version ethtool_regs 0 24128 NULL +disable_so_usleep_range_fndecl_24129 usleep_range fndecl 1-2 24129 NULL +disable_so_pdc_detect_pll_input_clock_fndecl_24132 pdc_detect_pll_input_clock fndecl 0 24132 NULL +disable_so_dn_ifaddr_notify_fndecl_24133 dn_ifaddr_notify fndecl 1 24133 NULL +disable_so_sis_ata133_program_udma_timings_fndecl_24137 sis_ata133_program_udma_timings fndecl 2 24137 NULL +disable_so_fll_fratio_fll_div_24138 fll_fratio fll_div 0 24138 NULL +disable_so_switch_addr_tda827x_config_24144 switch_addr tda827x_config 0 24144 NULL +disable_so_scan_timeout_airo_info_24146 scan_timeout airo_info 0 24146 NULL nohasharray +disable_so_tps6586x_rtc_set_time_fndecl_24146 tps6586x_rtc_set_time fndecl 0 24146 &disable_so_scan_timeout_airo_info_24146 +disable_so_ip101a_g_ack_interrupt_fndecl_24147 ip101a_g_ack_interrupt fndecl 0 24147 NULL +disable_so_clock_speed__MGSL_PARAMS_24149 clock_speed _MGSL_PARAMS 0 24149 NULL nohasharray +disable_so_esi_tss_segment_32_24149 esi tss_segment_32 0 24149 &disable_so_clock_speed__MGSL_PARAMS_24149 +disable_so_sync_size_bitmap_super_s_24170 sync_size bitmap_super_s 0 24170 NULL +disable_so_hwirq_irq_data_24172 hwirq irq_data 0 24172 NULL +disable_so_brcm_fet_ack_interrupt_fndecl_24181 brcm_fet_ack_interrupt fndecl 0 24181 NULL +disable_so_min_delta_ticks_clock_event_device_24191 min_delta_ticks clock_event_device 0 24191 NULL +disable_so_device_snd_timer_id_24197 device snd_timer_id 0 24197 NULL +disable_so_xcan_tx_interrupt_fndecl_24200 xcan_tx_interrupt fndecl 2 24200 NULL +disable_so_dmabuf_timeout_fndecl_24205 dmabuf_timeout fndecl 0 24205 NULL +disable_so_pm_runtime_get_sync_fndecl_24206 pm_runtime_get_sync fndecl 0 24206 NULL +disable_so_vdso_addr_fndecl_24212 vdso_addr fndecl 1-2 24212 NULL +disable_so___subtree_last_usnic_uiom_interval_node_24213 __subtree_last usnic_uiom_interval_node 0 24213 NULL +disable_so_read_mac_addr_pch_gbe_functions_24216 read_mac_addr pch_gbe_functions 0 24216 NULL +disable_so_get_option_gid_fndecl_24218 get_option_gid fndecl 0 24218 NULL +disable_so_decode_freq_dst_state_24221 decode_freq dst_state 0 24221 NULL +disable_so_nilfs_btree_prepare_delete_fndecl_24237 nilfs_btree_prepare_delete fndecl 0 24237 NULL +disable_so_start_time_s2io_nic_24242 start_time s2io_nic 0 24242 NULL +disable_so_tv_vsync_delay_nv04_crtc_reg_24261 tv_vsync_delay nv04_crtc_reg 0 24261 NULL +disable_so_sq_addr_low_nes_qp_context_24263 sq_addr_low nes_qp_context 0 24263 NULL +disable_so_jiffies_next_airspy_24265 jiffies_next airspy 0 24265 NULL +disable_so_show_node_guid_fndecl_24266 show_node_guid fndecl 0 24266 NULL +disable_so_new_addr_tcf_nat_24272 new_addr tcf_nat 0 24272 NULL nohasharray +disable_so_dt_cpufreq_probe_fndecl_24272 dt_cpufreq_probe fndecl 0 24272 &disable_so_new_addr_tcf_nat_24272 +disable_so_src_freq_tbl_24280 src freq_tbl 0 24280 NULL +disable_so_tps51632_dcdc_set_ramp_delay_fndecl_24291 tps51632_dcdc_set_ramp_delay fndecl 0-2 24291 NULL +disable_so_resolution_num_snd_timer_gstatus_24293 resolution_num snd_timer_gstatus 0 24293 NULL +disable_so_delay_usecs_spi_transfer_24301 delay_usecs spi_transfer 0 24301 NULL +disable_so_curfreq_dsbr100_device_24314 curfreq dsbr100_device 0 24314 NULL +disable_so_mlx4_set_admin_guid_fndecl_24342 mlx4_set_admin_guid fndecl 3-4 24342 NULL +disable_so__get_table_maxdiv_fndecl_24353 _get_table_maxdiv fndecl 0 24353 NULL +disable_so_fb_div_scale_rv6xx_power_info_24360 fb_div_scale rv6xx_power_info 0 24360 NULL +disable_so_fb_get_hfreq_fndecl_24369 fb_get_hfreq fndecl 0-1-2 24369 NULL +disable_so_mmp_time_mmp_struct_24373 mmp_time mmp_struct 0 24373 NULL +disable_so_timestamp_mwifiex_fixed_bcn_param_24375 timestamp mwifiex_fixed_bcn_param 0 24375 NULL +disable_so_s2mpu02_set_ramp_delay_fndecl_24379 s2mpu02_set_ramp_delay fndecl 0 24379 NULL +disable_so_last_fail_time_iscsi_login_stats_24381 last_fail_time iscsi_login_stats 0 24381 NULL +disable_so_bus_addr_vnic_res_24386 bus_addr vnic_res 0 24386 NULL +disable_so_i40e_ptp_adjtime_fndecl_24400 i40e_ptp_adjtime fndecl 2 24400 NULL +disable_so_msr_ct_atc_24401 msr ct_atc 0 24401 NULL +disable_so_pvr2_hdw_get_cur_freq_fndecl_24402 pvr2_hdw_get_cur_freq fndecl 0 24402 NULL +disable_so_time_ubifs_znode_24419 time ubifs_znode 0 24419 NULL +disable_so_ssp_get_clk_div_fndecl_24428 ssp_get_clk_div fndecl 0-2 24428 NULL +disable_so_sem_otime_sem_24429 sem_otime sem 0 24429 NULL +disable_so_mrst_lvds_clock_fndecl_24433 mrst_lvds_clock fndecl 1 24433 NULL +disable_so_ccp_aes_setkey_fndecl_24438 ccp_aes_setkey fndecl 3 24438 NULL +disable_so_log2_page_size_mlx5_mkey_seg_24441 log2_page_size mlx5_mkey_seg 0 24441 NULL +disable_so_qtimer_val_fndecl_24449 qtimer_val fndecl 0 24449 NULL +disable_so_sum_exec_runtime_sched_entity_24453 sum_exec_runtime sched_entity 0 24453 NULL +disable_so_ehash_mask_inet_hashinfo_24457 ehash_mask inet_hashinfo 0 24457 NULL +disable_so_bd_list_addr_hi_bnx2i_tmf_request_24461 bd_list_addr_hi bnx2i_tmf_request 0 24461 NULL +disable_so_qce_ahash_register_fndecl_24475 qce_ahash_register fndecl 0 24475 NULL +disable_so_acpi_leave_sleep_state_fndecl_24476 acpi_leave_sleep_state fndecl 0-1 24476 NULL +disable_so_last_can_queue_ramp_up_time_fc_fcp_internal_24477 last_can_queue_ramp_up_time fc_fcp_internal 0 24477 NULL +disable_so_mtrr_gran_size_vardecl_cleanup_c_24487 mtrr_gran_size vardecl_cleanup.c 0 24487 NULL +disable_so_tef6862_s_frequency_fndecl_24490 tef6862_s_frequency fndecl 0 24490 NULL +disable_so_update_uc_addr_fm10k_mac_ops_24492 update_uc_addr fm10k_mac_ops 4 24492 NULL +disable_so_cipher_key_sz_icp_qat_fw_cipher_cd_ctrl_hdr_24515 cipher_key_sz icp_qat_fw_cipher_cd_ctrl_hdr 0 24515 NULL +disable_so_read_div_fndecl_24524 read_div fndecl 0-2-3-4 24524 NULL +disable_so_sctp_setsockopt_peer_addr_params_fndecl_24525 sctp_setsockopt_peer_addr_params fndecl 3-0 24525 NULL +disable_so_dev_addr_dma_debug_entry_24528 dev_addr dma_debug_entry 0 24528 NULL +disable_so_txurn_interrupt_mask_ath_hw_24529 txurn_interrupt_mask ath_hw 0 24529 NULL +disable_so_reg_w_fndecl_24535 reg_w fndecl 2-3 24535 NULL +disable_so_fs_csaddr_ufs_super_block_first_24537 fs_csaddr ufs_super_block_first 0 24537 NULL nohasharray +disable_so_dv_timings_aspect_ratio_vivid_dev_24537 dv_timings_aspect_ratio vivid_dev 0 24537 &disable_so_fs_csaddr_ufs_super_block_first_24537 +disable_so_af_tx_sent_jiffies_brcmf_p2p_info_24540 af_tx_sent_jiffies brcmf_p2p_info 0 24540 NULL +disable_so_timekeeping_max_deferment_fndecl_24546 timekeeping_max_deferment fndecl 0 24546 NULL +disable_so_poly_cipherpad_fndecl_24550 poly_cipherpad fndecl 0 24550 NULL +disable_so_aosr_aic32x4_rate_divs_24551 aosr aic32x4_rate_divs 0 24551 NULL +disable_so_dir_band_bitmap_hpfs_super_block_24552 dir_band_bitmap hpfs_super_block 0 24552 NULL +disable_so_confq_first_pbe_addr_hi_fcoe_kwqe_conn_offload3_24566 confq_first_pbe_addr_hi fcoe_kwqe_conn_offload3 0 24566 NULL +disable_so_console_addr_brcmf_sdio_24567 console_addr brcmf_sdio 0 24567 NULL +disable_so_cis820x_ack_interrupt_fndecl_24585 cis820x_ack_interrupt fndecl 0 24585 NULL +disable_so_proc_loginuid_read_fndecl_24604 proc_loginuid_read fndecl 3-0 24604 NULL +disable_so_schedule_nes_timer_fndecl_24613 schedule_nes_timer fndecl 0 24613 NULL +disable_so_base_freq_patch_info_24622 base_freq patch_info 0 24622 NULL +disable_so_acpi_hw_sleep_dispatch_fndecl_24627 acpi_hw_sleep_dispatch fndecl 0-1 24627 NULL +disable_so_busaddr_cciss_scsi_cmd_stack_elem_t_24629 busaddr cciss_scsi_cmd_stack_elem_t 0 24629 NULL +disable_so_hscb_busaddr_hardware_scb_24633 hscb_busaddr hardware_scb 0 24633 NULL +disable_so_scsi_reset_delay_adveep_38C0800_config_24634 scsi_reset_delay adveep_38C0800_config 0 24634 NULL +disable_so_mclk_fb_div_pll_ct_24641 mclk_fb_div pll_ct 0 24641 NULL +disable_so_writeback_index_address_space_24643 writeback_index address_space 0 24643 NULL +disable_so_ieee80211_aes_cmac_256_fndecl_24647 ieee80211_aes_cmac_256 fndecl 4 24647 NULL +disable_so_i915_gem_object_set_to_cpu_domain_fndecl_24650 i915_gem_object_set_to_cpu_domain fndecl 0 24650 NULL +disable_so_i2c_addr_sd_24651 i2c_addr sd 0 24651 NULL +disable_so_next_jiffies_vardecl_ksz884x_c_24672 next_jiffies vardecl_ksz884x.c 0 24672 NULL +disable_so_sclk_frequency_sumo_sclk_voltage_mapping_entry_24676 sclk_frequency sumo_sclk_voltage_mapping_entry 0 24676 NULL +disable_so_eop_buffer_address_kfd_ioctl_create_queue_args_24677 eop_buffer_address kfd_ioctl_create_queue_args 0 24677 NULL +disable_so_cyc2ns_mul_cyc2ns_data_24698 cyc2ns_mul cyc2ns_data 0 24698 NULL +disable_so_task_getscheduler_security_operations_24701 task_getscheduler security_operations 0 24701 NULL +disable_so_bitmap_search_next_usable_block_fndecl_24705 bitmap_search_next_usable_block fndecl 0-1-3 24705 NULL +disable_so_gfn_to_memslot_dirty_bitmap_fndecl_24710 gfn_to_memslot_dirty_bitmap fndecl 2 24710 NULL +disable_so_type_acpi_signal_fatal_info_24717 type acpi_signal_fatal_info 0 24717 NULL +disable_so_interrupt_mod_interval_vardecl_24721 interrupt_mod_interval vardecl 0 24721 NULL +disable_so_crypto_authenc_esn_givencrypt_fndecl_24722 crypto_authenc_esn_givencrypt fndecl 0 24722 NULL +disable_so_atl1e_hash_mc_addr_fndecl_24728 atl1e_hash_mc_addr fndecl 0 24728 NULL +disable_so_digest_size_ccp_sha_def_24730 digest_size ccp_sha_def 0 24730 NULL +disable_so_sysfs_show_current_clocksources_fndecl_24748 sysfs_show_current_clocksources fndecl 0 24748 NULL +disable_so_timeout_ip_set_ext_24754 timeout ip_set_ext 0 24754 NULL +disable_so_freqmode_pll_div_24757 freqmode pll_div 0 24757 NULL +disable_so_mvs_write_port_cfg_addr_fndecl_24758 mvs_write_port_cfg_addr fndecl 3 24758 NULL nohasharray +disable_so_vactive_lo_oaktrail_timing_info_24758 vactive_lo oaktrail_timing_info 0 24758 &disable_so_mvs_write_port_cfg_addr_fndecl_24758 +disable_so_cs42xx8_runtime_resume_fndecl_24764 cs42xx8_runtime_resume fndecl 0 24764 NULL +disable_so_snd_pcm_hw_rule_div_fndecl_24768 snd_pcm_hw_rule_div fndecl 0 24768 NULL +disable_so_drbg_hash_process_addtl_fndecl_24773 drbg_hash_process_addtl fndecl 0 24773 NULL +disable_so__lookup_address_cpa_fndecl_24780 _lookup_address_cpa fndecl 2 24780 NULL +disable_so_time_stamp_iwl_traffic_load_24795 time_stamp iwl_traffic_load 0 24795 NULL +disable_so_remote_cm_response_timeout_ib_cm_req_event_param_24800 remote_cm_response_timeout ib_cm_req_event_param 0 24800 NULL +disable_so_busaddr_nes_rskb_cb_24803 busaddr nes_rskb_cb 0 24803 NULL nohasharray +disable_so_setkey_ablkcipher_tfm_24803 setkey ablkcipher_tfm 0-3 24803 &disable_so_busaddr_nes_rskb_cb_24803 +disable_so_acpi_sleep_prepare_fndecl_24809 acpi_sleep_prepare fndecl 1 24809 NULL +disable_so_max98090_find_divisor_fndecl_24832 max98090_find_divisor fndecl 0-2 24832 NULL +disable_so_panel_digon_delay_radeon_encoder_lvds_24833 panel_digon_delay radeon_encoder_lvds 0 24833 NULL +disable_so_qp_dma_addr_t3_rdma_init_attr_24843 qp_dma_addr t3_rdma_init_attr 0 24843 NULL +disable_so_interval_tree_compute_subtree_last_fndecl_24849 interval_tree_compute_subtree_last fndecl 0 24849 NULL +disable_so_queue_info_new_phys_addr_lo_megasas_init_frame_24856 queue_info_new_phys_addr_lo megasas_init_frame 0 24856 NULL +disable_so_mipi_dsi_dcs_enter_sleep_mode_fndecl_24857 mipi_dsi_dcs_enter_sleep_mode fndecl 0 24857 NULL +disable_so_ring_iowrite64desc_fndecl_24858 ring_iowrite64desc fndecl 2 24858 NULL nohasharray +disable_so_regcache_rbtree_lookup_fndecl_24858 regcache_rbtree_lookup fndecl 2 24858 &disable_so_ring_iowrite64desc_fndecl_24858 +disable_so_rx_timeout_sci_port_24883 rx_timeout sci_port 0 24883 NULL nohasharray +disable_so_add_atomic_switch_msr_fndecl_24883 add_atomic_switch_msr fndecl 3-4 24883 &disable_so_rx_timeout_sci_port_24883 +disable_so_xfs_btree_del_cursor_fndecl_24886 xfs_btree_del_cursor fndecl 2 24886 NULL +disable_so_dsp_time_last_pcxhr_mgr_24894 dsp_time_last pcxhr_mgr 0 24894 NULL +disable_so_addr_carm_msg_allocbuf_24908 addr carm_msg_allocbuf 0 24908 NULL +disable_so_max_gids_mthca_dev_lim_24911 max_gids mthca_dev_lim 0 24911 NULL nohasharray +disable_so_af9005_get_pre_vit_err_bit_count_fndecl_24911 af9005_get_pre_vit_err_bit_count fndecl 0 24911 &disable_so_max_gids_mthca_dev_lim_24911 +disable_so_last_jiffies_vardecl_isdn_net_c_24918 last_jiffies vardecl_isdn_net.c 0 24918 NULL +disable_so_pci_bus_cx88_core_24932 pci_bus cx88_core 0 24932 NULL +disable_so_devm_gpio_request_one_fndecl_24938 devm_gpio_request_one fndecl 0-2 24938 NULL +disable_so_launder_page_address_space_operations_24942 launder_page address_space_operations 0 24942 NULL +disable_so_enh_desc_get_timestamp_fndecl_24946 enh_desc_get_timestamp fndecl 0 24946 NULL +disable_so___pci_bus_find_cap_start_fndecl_24949 __pci_bus_find_cap_start fndecl 0-2 24949 NULL +disable_so_prepare_signal_fndecl_24954 prepare_signal fndecl 1 24954 NULL +disable_so_il_vfrontporch_v4l2_bt_timings_24960 il_vfrontporch v4l2_bt_timings 0 24960 NULL +disable_so_ide_pio_cycle_time_fndecl_24963 ide_pio_cycle_time fndecl 2-0 24963 NULL +disable_so_demod_address_tda10086_config_24966 demod_address tda10086_config 0 24966 NULL nohasharray +disable_so_ath5k_check_timer_win_fndecl_24966 ath5k_check_timer_win fndecl 1-2 24966 &disable_so_demod_address_tda10086_config_24966 +disable_so_pentium_core_get_frequency_fndecl_24968 pentium_core_get_frequency fndecl 0 24968 NULL +disable_so_freqerr_chk_fndecl_24974 freqerr_chk fndecl 0-2-3 24974 NULL +disable_so_tgt_reset_timeout_iscsi_session_24977 tgt_reset_timeout iscsi_session 0 24977 NULL +disable_so_gpiod_set_raw_value_cansleep_fndecl_24979 gpiod_set_raw_value_cansleep fndecl 2 24979 NULL +disable_so_write_addr_fndecl_24985 write_addr fndecl 2 24985 NULL +disable_so_mcs7830_set_mac_address_fndecl_24986 mcs7830_set_mac_address fndecl 0 24986 NULL +disable_so_multiaddr_ip_mc_list_24989 multiaddr ip_mc_list 0 24989 NULL +disable_so_shash_ahash_digest_fndecl_24990 shash_ahash_digest fndecl 0 24990 NULL +disable_so_unlock_timer_adp5589_kpad_platform_data_24993 unlock_timer adp5589_kpad_platform_data 0 24993 NULL +disable_so_connect_timeout_vsock_sock_25001 connect_timeout vsock_sock 0 25001 NULL +disable_so_m_addr_rds_cong_map_25013 m_addr rds_cong_map 0 25013 NULL +disable_so_flash_addr_esas2r_ioctlfs_command_25014 flash_addr esas2r_ioctlfs_command 0 25014 NULL +disable_so_da9052_rtc_read_time_fndecl_25015 da9052_rtc_read_time fndecl 0 25015 NULL +disable_so_cpu_to_vhost32_fndecl_25031 cpu_to_vhost32 fndecl 0-2 25031 NULL +disable_so_vxlan_nla_put_addr_fndecl_25037 vxlan_nla_put_addr fndecl 0 25037 NULL +disable_so_hello_timer_value___bridge_info_25048 hello_timer_value __bridge_info 0 25048 NULL +disable_so_steer_res_gid_25050 steer res_gid 0 25050 NULL +disable_so_average_frequency_time_stats_25055 average_frequency time_stats 0 25055 NULL +disable_so_sense_busaddr_scb_data_25056 sense_busaddr scb_data 0 25056 NULL +disable_so_rx_stall_timeout_msecs_vardecl_25059 rx_stall_timeout_msecs vardecl 0 25059 NULL +disable_so_bypclk_div_dibx000_bandwidth_config_25065 bypclk_div dibx000_bandwidth_config 0 25065 NULL +disable_so_drm_dp_clock_recovery_ok_fndecl_25083 drm_dp_clock_recovery_ok fndecl 2 25083 NULL +disable_so_get_min_clock_sdhci_ops_25084 get_min_clock sdhci_ops 0 25084 NULL +disable_so_port_ka_time_fcoe_ctlr_25085 port_ka_time fcoe_ctlr 0 25085 NULL +disable_so_btrfs_set_token_timespec_nsec_fndecl_25090 btrfs_set_token_timespec_nsec fndecl 3 25090 NULL +disable_so_tx_bd_haddr_lo_bnx2_tx_bd_25100 tx_bd_haddr_lo bnx2_tx_bd 0 25100 NULL +disable_so_pwm_freq_div_dib7000p_config_25102 pwm_freq_div dib7000p_config 0 25102 NULL +disable_so_x86_pmu_config_addr_fndecl_25103 x86_pmu_config_addr fndecl 0-1 25103 NULL +disable_so_address_TAG_TW_SG_Entry_25109 address TAG_TW_SG_Entry 0 25109 NULL +disable_so_cfg_base_smsc_chip_address_25125 cfg_base smsc_chip_address 0 25125 NULL +disable_so_snd_iprintf_fndecl_25126 snd_iprintf fndecl 0 25126 NULL +disable_so_sony_nc_kbd_backlight_timeout_show_fndecl_25134 sony_nc_kbd_backlight_timeout_show fndecl 0 25134 NULL +disable_so___hw_addr_create_ex_fndecl_25138 __hw_addr_create_ex fndecl 3 25138 NULL +disable_so_sdev_show_timeout_fndecl_25140 sdev_show_timeout fndecl 0 25140 NULL +disable_so_valleyview_rps_guar_freq_fndecl_25141 valleyview_rps_guar_freq fndecl 0 25141 NULL +disable_so_msg_addr_lo_vf_pf_event_data_25142 msg_addr_lo vf_pf_event_data 0 25142 NULL nohasharray +disable_so_hfreq___fb_timings_25142 hfreq __fb_timings 0 25142 &disable_so_msg_addr_lo_vf_pf_event_data_25142 +disable_so_select_addr_2_qla83xx_minidump_entry_rdmux2_25145 select_addr_2 qla83xx_minidump_entry_rdmux2 0 25145 NULL +disable_so_ctrl_addr_palmas_regs_info_25149 ctrl_addr palmas_regs_info 0 25149 NULL +disable_so_gid_affs_tail_25153 gid affs_tail 0 25153 NULL +disable_so_recv_timeout_iscsi_conn_25159 recv_timeout iscsi_conn 0 25159 NULL +disable_so_decode_attr_lease_time_fndecl_25160 decode_attr_lease_time fndecl 0 25160 NULL +disable_so_log10times100_fndecl_25175 log10times100 fndecl 0-1 25175 NULL +disable_so_crypto_register_shashes_fndecl_25178 crypto_register_shashes fndecl 0 25178 NULL +disable_so_sh_cmt_clock_event_next_fndecl_25183 sh_cmt_clock_event_next fndecl 1 25183 NULL +disable_so_update_mctime_fndecl_25185 update_mctime fndecl 0 25185 NULL +disable_so_snd_hdspm_info_clock_source_fndecl_25189 snd_hdspm_info_clock_source fndecl 0 25189 NULL +disable_so_ds1390_read_time_fndecl_25191 ds1390_read_time fndecl 0 25191 NULL +disable_so_crypto_gcm_setkey_fndecl_25197 crypto_gcm_setkey fndecl 0-3 25197 NULL +disable_so_atomic_read_file_fndecl_25200 atomic_read_file fndecl 3-0 25200 NULL +disable_so_i_ctime_minix2_inode_25213 i_ctime minix2_inode 0 25213 NULL +disable_so_account_fndecl_25224 account fndecl 0-4-2 25224 NULL +disable_so_bestclock_fndecl_25226 bestclock fndecl 1 25226 NULL +disable_so_regcache_rbtree_insert_to_block_fndecl_25230 regcache_rbtree_insert_to_block fndecl 3-4-5-6 25230 NULL +disable_so_pentiumM_get_frequency_fndecl_25231 pentiumM_get_frequency fndecl 0 25231 NULL +disable_so_model_mceusb_dev_25234 model mceusb_dev 0 25234 NULL +disable_so_sk_rcvtimeo_sock_25235 sk_rcvtimeo sock 0 25235 NULL +disable_so_atomic_long_add_fndecl_25245 atomic_long_add fndecl 1 25245 NULL +disable_so_tw_rcv_wnd_tcp_timewait_sock_25247 tw_rcv_wnd tcp_timewait_sock 0 25247 NULL +disable_so_vga_switcheroo_runtime_resume_fndecl_25258 vga_switcheroo_runtime_resume fndecl 0 25258 NULL nohasharray +disable_so_swp_freq_calcuation_fndecl_25258 swp_freq_calcuation fndecl 0-10-8-9 25258 &disable_so_vga_switcheroo_runtime_resume_fndecl_25258 +disable_so_sys_setresuid_fndecl_25263 sys_setresuid fndecl 0-1-2-3 25263 NULL +disable_so_va_gid_coda_vattr_25267 va_gid coda_vattr 0 25267 NULL +disable_so_adis16136_set_freq_fndecl_25268 adis16136_set_freq fndecl 0 25268 NULL +disable_so_sha1_ssse3_update_fndecl_25270 sha1_ssse3_update fndecl 3 25270 NULL +disable_so_data_addr_rx_ring_info_25277 data_addr rx_ring_info 0 25277 NULL +disable_so_in_n_analog_pcm_runtime_25285 in_n_analog pcm_runtime 0 25285 NULL +disable_so_active_ide_timing_25290 active ide_timing 0 25290 NULL +disable_so_max_img_ir_timing_range_25312 max img_ir_timing_range 0 25312 NULL +disable_so_sisusb_setidxreg_fndecl_25313 sisusb_setidxreg fndecl 0-2-3-4 25313 NULL +disable_so_rss_hash_cq_enet_rq_desc_25315 rss_hash cq_enet_rq_desc 0 25315 NULL +disable_so_sdhci_pltfm_clk_get_max_clock_fndecl_25319 sdhci_pltfm_clk_get_max_clock fndecl 0 25319 NULL +disable_so_be_cmd_mac_addr_query_fndecl_25342 be_cmd_mac_addr_query fndecl 0 25342 NULL +disable_so_st_atime_nsec_compat_stat_25348 st_atime_nsec compat_stat 0 25348 NULL +disable_so_blkcipher_walk_virt_fndecl_25350 blkcipher_walk_virt fndecl 0 25350 NULL +disable_so_ata_sff_interrupt_fndecl_25352 ata_sff_interrupt fndecl 1 25352 NULL +disable_so_vdisktime_cfq_group_25353 vdisktime cfq_group 0 25353 NULL +disable_so_sctp_apply_peer_addr_params_fndecl_25357 sctp_apply_peer_addr_params fndecl 0 25357 NULL +disable_so_hpi_sample_clock_get_local_rate_lock_fndecl_25364 hpi_sample_clock_get_local_rate_lock fndecl 1-0 25364 NULL +disable_so_sticks_snd_timer_25366 sticks snd_timer 0 25366 NULL +disable_so_segv_uid_gr_arg_25373 segv_uid gr_arg 0 25373 NULL +disable_so_signal_rate_plcp_signal_rate_lookup_25377 signal_rate plcp_signal_rate_lookup 0 25377 NULL +disable_so_timeout_jiffies_tifm_sd_25387 timeout_jiffies tifm_sd 0 25387 NULL +disable_so_fence_gpu_addr_kernel_queue_25394 fence_gpu_addr kernel_queue 0 25394 NULL +disable_so_pch_udc_enable_interrupts_fndecl_25405 pch_udc_enable_interrupts fndecl 2 25405 NULL +disable_so_addr_hi_eth_rx_sge_25407 addr_hi eth_rx_sge 0 25407 NULL +disable_so_flushtimeout_nfulnl_instance_25409 flushtimeout nfulnl_instance 0 25409 NULL +disable_so_ti12xx_untie_interrupts_fndecl_25411 ti12xx_untie_interrupts fndecl 2 25411 NULL +disable_so_dma_addr_t4_cq_25412 dma_addr t4_cq 0 25412 NULL +disable_so_task_list_pbl_addr_lo_fcoe_kwqe_init1_25414 task_list_pbl_addr_lo fcoe_kwqe_init1 0 25414 NULL +disable_so_conntrack_addrcmp_fndecl_25418 conntrack_addrcmp fndecl 4 25418 NULL +disable_so_datablock_addr_fndecl_25424 datablock_addr fndecl 0-2 25424 NULL +disable_so_intel_sdvo_create_preferred_input_timing_fndecl_25428 intel_sdvo_create_preferred_input_timing fndecl 3-4 25428 NULL +disable_so_return_address_stack_frame_ia32_25439 return_address stack_frame_ia32 0 25439 NULL +disable_so_tmds_chip_slave_addr_tmds_chip_information_25446 tmds_chip_slave_addr tmds_chip_information 0 25446 NULL +disable_so_releasepage_address_space_operations_25450 releasepage address_space_operations 2 25450 NULL +disable_so_sys_setgid_fndecl_25470 sys_setgid fndecl 0-1 25470 NULL nohasharray +disable_so_random_address_open_fndecl_25470 random_address_open fndecl 0 25470 &disable_so_sys_setgid_fndecl_25470 +disable_so_creation_time_se_device_25474 creation_time se_device 0 25474 NULL +disable_so_addr_qla8xxx_minidump_entry_crb_25475 addr qla8xxx_minidump_entry_crb 0 25475 NULL +disable_so_wrmsr_safe_on_cpu_fndecl_25481 wrmsr_safe_on_cpu fndecl 0-1 25481 NULL +disable_so_htc_addr_ath6kl_mbox_info_25495 htc_addr ath6kl_mbox_info 0 25495 NULL +disable_so_crypto_shash_export_fndecl_25501 crypto_shash_export fndecl 0 25501 NULL +disable_so_pm_runtime_autosuspend_expiration_fndecl_25503 pm_runtime_autosuspend_expiration fndecl 0 25503 NULL +disable_so_fib_info_update_nh_saddr_fndecl_25504 fib_info_update_nh_saddr fndecl 0 25504 NULL +disable_so_ac_uid_taskstats_25506 ac_uid taskstats 0 25506 NULL +disable_so_bufaddr_epic_rx_desc_25507 bufaddr epic_rx_desc 0 25507 NULL +disable_so_process_tgid_id_proc_event_25512 process_tgid id_proc_event 0 25512 NULL +disable_so_si5351_msynth_params_address_fndecl_25517 si5351_msynth_params_address fndecl 0-1 25517 NULL +disable_so_btrfs_dev_replace_time_stopped_fndecl_25538 btrfs_dev_replace_time_stopped fndecl 0 25538 NULL +disable_so___irq_set_handler_fndecl_25547 __irq_set_handler fndecl 1 25547 NULL +disable_so_next_addr_ath_gen_timer_configuration_25559 next_addr ath_gen_timer_configuration 0 25559 NULL +disable_so_timeout_request_25561 timeout request 0 25561 NULL +disable_so_rx_bd_haddr_hi_bnx2_rx_bd_25562 rx_bd_haddr_hi bnx2_rx_bd 0 25562 NULL nohasharray +disable_so_jhash_1word_fndecl_25562 jhash_1word fndecl 0-1 25562 &disable_so_rx_bd_haddr_hi_bnx2_rx_bd_25562 +disable_so_freq_ref_fll_factors_25565 freq_ref fll_factors 0 25565 NULL +disable_so_compat_sys_mq_timedreceive_fndecl_25566 compat_sys_mq_timedreceive fndecl 1-3 25566 NULL +disable_so_scl_falling_time_dw_i2c_dev_25576 scl_falling_time dw_i2c_dev 0 25576 NULL +disable_so_maj_flt_signal_struct_25583 maj_flt signal_struct 0 25583 NULL +disable_so_irq_set_chip_and_handler_name_fndecl_25596 irq_set_chip_and_handler_name fndecl 1 25596 NULL +disable_so_timeout_ms_ib_mad_send_buf_25607 timeout_ms ib_mad_send_buf 0 25607 NULL +disable_so_qs_itimelimit_fs_quota_statv_25612 qs_itimelimit fs_quota_statv 0 25612 NULL nohasharray +disable_so_blkcipher_aead_walk_virt_block_fndecl_25612 blkcipher_aead_walk_virt_block fndecl 0-4 25612 &disable_so_qs_itimelimit_fs_quota_statv_25612 +disable_so_o2hb_heartbeat_timeout_ms_o2net_handshake_25614 o2hb_heartbeat_timeout_ms o2net_handshake 0 25614 NULL +disable_so_sampling_time_acpi_power_meter_capabilities_25620 sampling_time acpi_power_meter_capabilities 0 25620 NULL +disable_so_C_SYSC_signalfd_fndecl_25641 C_SYSC_signalfd fndecl 0 25641 NULL +disable_so_dpp_page_addr_lo_ocrdma_alloc_pd_uresp_25645 dpp_page_addr_lo ocrdma_alloc_pd_uresp 0 25645 NULL +disable_so_memclock_pm2fb_par_25648 memclock pm2fb_par 0 25648 NULL +disable_so_hca_core_clock_mlx4_init_hca_param_25649 hca_core_clock mlx4_init_hca_param 0 25649 NULL +disable_so_hash_fndecl_25655 hash fndecl 0-2 25655 NULL +disable_so_get_scr_cfg_addr_fndecl_25659 get_scr_cfg_addr fndecl 0-2 25659 NULL +disable_so_brp_can_bittiming_25672 brp can_bittiming 0 25672 NULL +disable_so_hash_tcindex_data_25674 hash tcindex_data 0 25674 NULL +disable_so_store_pwm_auto_spinup_time_fndecl_25686 store_pwm_auto_spinup_time fndecl 0-4 25686 NULL nohasharray +disable_so_wm5100_runtime_resume_fndecl_25686 wm5100_runtime_resume fndecl 0 25686 &disable_so_store_pwm_auto_spinup_time_fndecl_25686 +disable_so_cbc_aes_decrypt_fndecl_25690 cbc_aes_decrypt fndecl 0-4 25690 NULL +disable_so_find_vma_fndecl_25710 find_vma fndecl 2 25710 NULL +disable_so_set_register_interruptible_fndecl_25711 set_register_interruptible fndecl 0 25711 NULL +disable_so_last_beacon_timestamp_atmel_private_25714 last_beacon_timestamp atmel_private 0 25714 NULL +disable_so_print_uuid_item_fndecl_25720 print_uuid_item fndecl 2-3 25720 NULL nohasharray +disable_so_intel_pxfreq_fndecl_25720 intel_pxfreq fndecl 0-1 25720 &disable_so_print_uuid_item_fndecl_25720 +disable_so___mlx4_ib_query_gid_fndecl_25733 __mlx4_ib_query_gid fndecl 0-2-3 25733 NULL +disable_so_crypto_pcbc_setkey_fndecl_25734 crypto_pcbc_setkey fndecl 0-3 25734 NULL +disable_so_iClockSource_uac_clock_source_descriptor_25741 iClockSource uac_clock_source_descriptor 0 25741 NULL +disable_so_madc_aic32x4_rate_divs_25746 madc aic32x4_rate_divs 0 25746 NULL nohasharray +disable_so_test_and_set_bit_le_fndecl_25746 test_and_set_bit_le fndecl 1 25746 &disable_so_madc_aic32x4_rate_divs_25746 +disable_so_init_acpi_pm_clocksource_fndecl_25751 init_acpi_pm_clocksource fndecl 0 25751 NULL +disable_so_bit_width_io_addr_25761 bit_width io_addr 0 25761 NULL nohasharray +disable_so_shash_async_finup_fndecl_25761 shash_async_finup fndecl 0 25761 &disable_so_bit_width_io_addr_25761 +disable_so_i_mtime_extra_ext4_inode_25766 i_mtime_extra ext4_inode 0 25766 NULL +disable_so_suid_ban_expires_user_struct_25778 suid_ban_expires user_struct 0 25778 NULL +disable_so_sys_timer_delete_fndecl_25781 sys_timer_delete fndecl 1 25781 NULL +disable_so_write16_b43_bus_dev_25800 write16 b43_bus_dev 3 25800 NULL +disable_so_pci_bus_clock_list_fndecl_25811 pci_bus_clock_list fndecl 0-1 25811 NULL +disable_so_pll_freq_adau_25818 pll_freq adau 0 25818 NULL +disable_so_kvm_get_lapic_tscdeadline_msr_fndecl_25821 kvm_get_lapic_tscdeadline_msr fndecl 0 25821 NULL +disable_so_power_off_longtime_mmc_ext_csd_25827 power_off_longtime mmc_ext_csd 0 25827 NULL +disable_so_mcryptd_hash_digest_enqueue_fndecl_25830 mcryptd_hash_digest_enqueue fndecl 0 25830 NULL +disable_so_bch_btree_node_get_fndecl_25837 bch_btree_node_get fndecl 4 25837 NULL +disable_so_sa_timeout_mmc_ext_csd_25842 sa_timeout mmc_ext_csd 0 25842 NULL +disable_so_rc5t583_rtc_set_time_fndecl_25844 rc5t583_rtc_set_time fndecl 0 25844 NULL +disable_so_pll2_ndiv_b_cnt_ad9523_platform_data_25849 pll2_ndiv_b_cnt ad9523_platform_data 0 25849 NULL +disable_so_xfs_btree_kill_iroot_fndecl_25851 xfs_btree_kill_iroot fndecl 0 25851 NULL +disable_so_freq_offset_xc4000_priv_25852 freq_offset xc4000_priv 0 25852 NULL +disable_so_orig_eax_user_regs_struct32_25853 orig_eax user_regs_struct32 0 25853 NULL +disable_so_i_mtime_ext4_inode_25857 i_mtime ext4_inode 0 25857 NULL nohasharray +disable_so_hash_ipportnet4_expire_fndecl_25857 hash_ipportnet4_expire fndecl 4 25857 &disable_so_i_mtime_ext4_inode_25857 +disable_so_max_keysize_blkcipher_alg_25859 max_keysize blkcipher_alg 0 25859 NULL +disable_so__kstrtol_fndecl_25860 _kstrtol fndecl 0 25860 NULL nohasharray +disable_so_reqsize_crypto_aead_25860 reqsize crypto_aead 0 25860 &disable_so__kstrtol_fndecl_25860 +disable_so_group_exit_code_signal_struct_25863 group_exit_code signal_struct 0 25863 NULL +disable_so_i2c_address_qt1010_config_25866 i2c_address qt1010_config 0 25866 NULL +disable_so_musb_bulk_nak_timeout_fndecl_25876 musb_bulk_nak_timeout fndecl 3 25876 NULL +disable_so_rangehigh_v4l2_hw_freq_seek_25892 rangehigh v4l2_hw_freq_seek 0 25892 NULL +disable_so_xferaddr_mbox_out_25904 xferaddr mbox_out 0 25904 NULL +disable_so_address_mode_snd_emu10k1_25917 address_mode snd_emu10k1 0 25917 NULL +disable_so_ac_uid_acct_v3_25928 ac_uid acct_v3 0 25928 NULL +disable_so_show_cpumask_fndecl_25949 show_cpumask fndecl 0 25949 NULL +disable_so_x86_max_cores_cpuinfo_x86_25950 x86_max_cores cpuinfo_x86 0 25950 NULL +disable_so_nr_mtrr_spare_reg_vardecl_cleanup_c_25954 nr_mtrr_spare_reg vardecl_cleanup.c 0 25954 NULL +disable_so_fib_info_hash_move_fndecl_25959 fib_info_hash_move fndecl 3 25959 NULL +disable_so_rst_timer_val_intel_dsi_25967 rst_timer_val intel_dsi 0 25967 NULL +disable_so_backlog_wait_time_audit_status_25971 backlog_wait_time audit_status 0 25971 NULL +disable_so_gid_h_misc_25975 gid h_misc 0 25975 NULL +disable_so_wm8962_runtime_resume_fndecl_25981 wm8962_runtime_resume fndecl 0 25981 NULL +disable_so_ip_vs_rs_hashkey_fndecl_25992 ip_vs_rs_hashkey fndecl 1 25992 NULL +disable_so_sbp_tpg_attrib_store_max_reconnect_timeout_fndecl_25997 sbp_tpg_attrib_store_max_reconnect_timeout fndecl 0-3 25997 NULL +disable_so_hpwdt_time_left_fndecl_25998 hpwdt_time_left fndecl 0 25998 NULL +disable_so_mtrr_calc_range_state_fndecl_26002 mtrr_calc_range_state fndecl 3-4-2-1 26002 NULL +disable_so_tipc_addr_scope_fndecl_26006 tipc_addr_scope fndecl 0 26006 NULL +disable_so_rdmsr_safe_regs_fndecl_26012 rdmsr_safe_regs fndecl 0 26012 NULL +disable_so_kvm_inject_realmode_interrupt_fndecl_26018 kvm_inject_realmode_interrupt fndecl 2 26018 NULL +disable_so_addr_ethoc_bd_26021 addr ethoc_bd 0 26021 NULL +disable_so_marvell_ack_interrupt_fndecl_26036 marvell_ack_interrupt fndecl 0 26036 NULL +disable_so_link_check_timeout_igb_adapter_26037 link_check_timeout igb_adapter 0 26037 NULL nohasharray +disable_so_psb_intel_crtc_clock_get_fndecl_26037 psb_intel_crtc_clock_get fndecl 0 26037 &disable_so_link_check_timeout_igb_adapter_26037 +disable_so_t2_ptr_hash_tbl_addr_lo_fcoe_kwqe_init2_26039 t2_ptr_hash_tbl_addr_lo fcoe_kwqe_init2 0 26039 NULL +disable_so_interrupt_out_interval_ld_usb_26046 interrupt_out_interval ld_usb 0 26046 NULL +disable_so_bs_gid_xfs_bstat_26053 bs_gid xfs_bstat 0 26053 NULL +disable_so_wm8900_set_dai_clkdiv_fndecl_26074 wm8900_set_dai_clkdiv fndecl 3 26074 NULL +disable_so_setkey_blkcipher_alg_26078 setkey blkcipher_alg 3 26078 NULL +disable_so_ixgbevf_init_interrupt_scheme_fndecl_26085 ixgbevf_init_interrupt_scheme fndecl 0 26085 NULL +disable_so___sw_hweight32_fndecl_26088 __sw_hweight32 fndecl 1-0 26088 NULL nohasharray +disable_so_addr_hi_eth_tx_bd_26088 addr_hi eth_tx_bd 0 26088 &disable_so___sw_hweight32_fndecl_26088 nohasharray +disable_so_hashval2_1_rx_pkt_hdr1_26088 hashval2_1 rx_pkt_hdr1 0 26088 &disable_so_addr_hi_eth_tx_bd_26088 +disable_so_debounce_time_snd_soc_jack_gpio_26097 debounce_time snd_soc_jack_gpio 0 26097 NULL +disable_so_ath6kl_wmi_pstream_timeout_event_rx_fndecl_26100 ath6kl_wmi_pstream_timeout_event_rx fndecl 3 26100 NULL +disable_so_fl0addr_fw_iq_cmd_26103 fl0addr fw_iq_cmd 0 26103 NULL +disable_so___acpi_os_prepare_extended_sleep_vardecl_osl_c_26106 __acpi_os_prepare_extended_sleep vardecl_osl.c 2 26106 NULL +disable_so_atomic_check_drm_mode_config_funcs_26109 atomic_check drm_mode_config_funcs 0 26109 NULL +disable_so_st_mtime_stat_26114 st_mtime stat 0 26114 NULL +disable_so_cx23885_set_freq_fndecl_26129 cx23885_set_freq fndecl 0 26129 NULL +disable_so_img_ir_timings_convert_fndecl_26132 img_ir_timings_convert fndecl 3-4 26132 NULL +disable_so_generic_update_time_fndecl_26133 generic_update_time fndecl 0 26133 NULL +disable_so_cpu_to_virtio32_fndecl_26151 cpu_to_virtio32 fndecl 0-2 26151 NULL +disable_so_dp_dma_addr_mic_device_26153 dp_dma_addr mic_device 0 26153 NULL +disable_so_mask_clocksource_26154 mask clocksource 0 26154 NULL +disable_so_bit_rate_hpi_msg_format_26167 bit_rate hpi_msg_format 0 26167 NULL +disable_so_set_bitmap_file_fndecl_26171 set_bitmap_file fndecl 0-2 26171 NULL +disable_so_show_fast_charge_timer_fndecl_26172 show_fast_charge_timer fndecl 0 26172 NULL +disable_so_rt_spc_timelimit_qc_type_state_26186 rt_spc_timelimit qc_type_state 0 26186 NULL +disable_so_HYPERVISOR_physdev_op_fndecl_26192 HYPERVISOR_physdev_op fndecl 0 26192 NULL +disable_so_sci_br_interrupt_fndecl_26202 sci_br_interrupt fndecl 1 26202 NULL +disable_so_bitmap_ipmac_do_list_fndecl_26203 bitmap_ipmac_do_list fndecl 4 26203 NULL +disable_so_kxcjk1013_setup_any_motion_interrupt_fndecl_26214 kxcjk1013_setup_any_motion_interrupt fndecl 0 26214 NULL +disable_so_io_request_phys_addr_megasas_cmd_fusion_26240 io_request_phys_addr megasas_cmd_fusion 0 26240 NULL +disable_so_compute_unit_id_cpuinfo_x86_26241 compute_unit_id cpuinfo_x86 0 26241 NULL +disable_so_dynpm_action_timeout_radeon_pm_26257 dynpm_action_timeout radeon_pm 0 26257 NULL +disable_so_lookup_address_in_pgd_fndecl_26268 lookup_address_in_pgd fndecl 2 26268 NULL +disable_so_addr_prism2_download_data_area_26275 addr prism2_download_data_area 0 26275 NULL +disable_so_channels_snd_pcm_runtime_26297 channels snd_pcm_runtime 0 26297 NULL +disable_so_iamthif_timer_mei_device_26298 iamthif_timer mei_device 0 26298 NULL nohasharray +disable_so_simple_strtol_fndecl_26298 simple_strtol fndecl 0 26298 &disable_so_iamthif_timer_mei_device_26298 +disable_so_rose_set_mac_address_fndecl_26302 rose_set_mac_address fndecl 0 26302 NULL +disable_so_sq_addr_lo_fcoe_kwqe_conn_offload1_26303 sq_addr_lo fcoe_kwqe_conn_offload1 0 26303 NULL +disable_so_m88ds3103_sleep_fndecl_26315 m88ds3103_sleep fndecl 0 26315 NULL +disable_so_ping_timeo_net_conf_26316 ping_timeo net_conf 0 26316 NULL nohasharray +disable_so_parent_btrfs_delayed_tree_ref_26316 parent btrfs_delayed_tree_ref 0 26316 &disable_so_ping_timeo_net_conf_26316 +disable_so_esd_timeout_ms_tsc2005_platform_data_26333 esd_timeout_ms tsc2005_platform_data 0 26333 NULL +disable_so_addr_change_member_26339 addr change_member 0 26339 NULL +disable_so_mvs_show_interrupt_coalescing_fndecl_26346 mvs_show_interrupt_coalescing fndecl 0 26346 NULL +disable_so_hashkey_raw_ip_vs_pe_26355 hashkey_raw ip_vs_pe 0 26355 NULL +disable_so_skl_compute_linetime_wm_fndecl_26358 skl_compute_linetime_wm fndecl 0 26358 NULL +disable_so_radeon_pmops_runtime_resume_fndecl_26363 radeon_pmops_runtime_resume fndecl 0 26363 NULL +disable_so_op_remote_addr_rm_rdma_op_26364 op_remote_addr rm_rdma_op 0 26364 NULL +disable_so_yura_hash_fndecl_26368 yura_hash fndecl 2 26368 NULL +disable_so_blocksize_qce_ablkcipher_def_26370 blocksize qce_ablkcipher_def 0 26370 NULL +disable_so_phys_efi_set_virtual_address_map_fndecl_26380 phys_efi_set_virtual_address_map fndecl 1-2 26380 NULL +disable_so_sfi_lapic_addr_vardecl_sfi_c_26384 sfi_lapic_addr vardecl_sfi.c 0 26384 NULL +disable_so_ebp_user_regs_struct32_26386 ebp user_regs_struct32 0 26386 NULL +disable_so_total_time_enabled_perf_event_26387 total_time_enabled perf_event 0 26387 NULL nohasharray +disable_so_ext4_inode_bitmap_csum_set_fndecl_26387 ext4_inode_bitmap_csum_set fndecl 2-5 26387 &disable_so_total_time_enabled_perf_event_26387 +disable_so_write32_b43_bus_dev_26402 write32 b43_bus_dev 3 26402 NULL +disable_so_seq_default_timer_device_vardecl_26404 seq_default_timer_device vardecl 0 26404 NULL +disable_so_address_xfs_dir2_leaf_entry_26411 address xfs_dir2_leaf_entry 0 26411 NULL +disable_so_regmap_irq_get_virq_fndecl_26413 regmap_irq_get_virq fndecl 2-0 26413 NULL +disable_so_msr_ia32_feature_control_nested_vmx_26415 msr_ia32_feature_control nested_vmx 0 26415 NULL +disable_so_last_load_cpufreq_cooling_device_26418 last_load cpufreq_cooling_device 0 26418 NULL +disable_so_blank_time_dce8_wm_params_26421 blank_time dce8_wm_params 0 26421 NULL +disable_so_start_time_rsxx_bio_meta_26424 start_time rsxx_bio_meta 0 26424 NULL +disable_so_ima_calc_file_hash_atfm_fndecl_26437 ima_calc_file_hash_atfm fndecl 0 26437 NULL +disable_so_range_to_mtrr_fndecl_26447 range_to_mtrr fndecl 2-3 26447 NULL +disable_so_sm_addr_ns_dev_26449 sm_addr ns_dev 0 26449 NULL +disable_so_uartlite_outle32_fndecl_26455 uartlite_outle32 fndecl 1 26455 NULL +disable_so___arch_hweight64_fndecl_26456 __arch_hweight64 fndecl 0-1 26456 NULL nohasharray +disable_so_rsa_parse_key_fndecl_26456 rsa_parse_key fndecl 3 26456 &disable_so___arch_hweight64_fndecl_26456 +disable_so_data_addr_ide_io_ports_26461 data_addr ide_io_ports 0 26461 NULL +disable_so_mce_adjust_timer_vardecl_mce_c_26462 mce_adjust_timer vardecl_mce.c 0-1 26462 NULL +disable_so_tv_sec_ceph_timespec_26463 tv_sec ceph_timespec 0 26463 NULL +disable_so_val_v4l2_dbg_register_26470 val v4l2_dbg_register 0 26470 NULL +disable_so_jiffies_read_fndecl_26480 jiffies_read fndecl 0 26480 NULL +disable_so_compat_sys_clock_settime_fndecl_26491 compat_sys_clock_settime fndecl 1 26491 NULL +disable_so_i2c_addr_tda827x_priv_26495 i2c_addr tda827x_priv 0 26495 NULL +disable_so_snd_trident_interrupt_fndecl_26498 snd_trident_interrupt fndecl 1 26498 NULL +disable_so_mce_flush_rx_buffer_fndecl_26515 mce_flush_rx_buffer fndecl 2 26515 NULL +disable_so_ufshcd_runtime_suspend_fndecl_26519 ufshcd_runtime_suspend fndecl 0 26519 NULL +disable_so___down_timeout_fndecl_26530 __down_timeout fndecl 2-0 26530 NULL nohasharray +disable_so_rdma_addr_find_dmac_by_grh_fndecl_26530 rdma_addr_find_dmac_by_grh fndecl 0 26530 &disable_so___down_timeout_fndecl_26530 +disable_so_ppll_ref_div_radeon_regs_26531 ppll_ref_div radeon_regs 0 26531 NULL +disable_so_fs_overflowuid_vardecl_26541 fs_overflowuid vardecl 0 26541 NULL +disable_so_ceph_str_hash_rjenkins_fndecl_26542 ceph_str_hash_rjenkins fndecl 0-2 26542 NULL +disable_so_threshold_low_nes_hw_tune_timer_26544 threshold_low nes_hw_tune_timer 0 26544 NULL +disable_so_addressPXD_fndecl_26546 addressPXD fndecl 0 26546 NULL +disable_so_get_cpu_idle_time_us_fndecl_26547 get_cpu_idle_time_us fndecl 0-1 26547 NULL +disable_so_x86_pmu_event_addr_fndecl_26551 x86_pmu_event_addr fndecl 0-1 26551 NULL +disable_so_da9055_rtc_set_time_fndecl_26553 da9055_rtc_set_time fndecl 0 26553 NULL nohasharray +disable_so_address_hi_ips_enh_sglist_26553 address_hi ips_enh_sglist 0 26553 &disable_so_da9055_rtc_set_time_fndecl_26553 +disable_so_cpufreq_quick_get_fndecl_26559 cpufreq_quick_get fndecl 0-1 26559 NULL nohasharray +disable_so_ieee80211_aes_gcm_encrypt_fndecl_26559 ieee80211_aes_gcm_encrypt fndecl 5 26559 &disable_so_cpufreq_quick_get_fndecl_26559 +disable_so_bug17190_timer_qt202x_phy_data_26561 bug17190_timer qt202x_phy_data 0 26561 NULL nohasharray +disable_so_efx_farch_filter_hash_fndecl_26561 efx_farch_filter_hash fndecl 0-1 26561 &disable_so_bug17190_timer_qt202x_phy_data_26561 +disable_so_timestamp_beacon_format_26566 timestamp beacon_format 0 26566 NULL +disable_so_postscale__pll_div_26568 postscale _pll_div 0 26568 NULL +disable_so_next_nat_addr_fndecl_26576 next_nat_addr fndecl 0-2 26576 NULL +disable_so_shdwreg_addr_hi_addr_ctrl_blk_26592 shdwreg_addr_hi addr_ctrl_blk 0 26592 NULL +disable_so_xfs_btree_insrec_fndecl_26593 xfs_btree_insrec fndecl 0 26593 NULL +disable_so_sci_tx_interrupt_fndecl_26595 sci_tx_interrupt fndecl 1 26595 NULL nohasharray +disable_so_add_delayed_ref_head_fndecl_26595 add_delayed_ref_head fndecl 4-5 26595 &disable_so_sci_tx_interrupt_fndecl_26595 +disable_so_tegra_wdt_set_timeout_fndecl_26597 tegra_wdt_set_timeout fndecl 2 26597 NULL +disable_so_base_addr_dmi_ipmi_data_26600 base_addr dmi_ipmi_data 0 26600 NULL nohasharray +disable_so_s_audio_sampling_freq_cx2341x_handler_ops_26600 s_audio_sampling_freq cx2341x_handler_ops 0-2 26600 &disable_so_base_addr_dmi_ipmi_data_26600 +disable_so_pll_post_div_radeon_crtc_26608 pll_post_div radeon_crtc 0 26608 NULL +disable_so_sdio_enable_4bit_bus_fndecl_26617 sdio_enable_4bit_bus fndecl 0 26617 NULL +disable_so_jiffies_to_usecs_fndecl_26625 jiffies_to_usecs fndecl 0-1 26625 NULL +disable_so_i_mtime_nsec_ocfs2_dinode_26627 i_mtime_nsec ocfs2_dinode 0 26627 NULL +disable_so_set_var_mtrr_fndecl_26628 set_var_mtrr fndecl 2-3 26628 NULL +disable_so_usec_2_cycles_fndecl_26641 usec_2_cycles fndecl 0-1 26641 NULL +disable_so_inq_data_baddr_pmcraid_instance_26646 inq_data_baddr pmcraid_instance 0 26646 NULL +disable_so_re_timeout_vhci_hcd_26649 re_timeout vhci_hcd 0 26649 NULL +disable_so_timer_buf_periods_pcxhr_stream_26650 timer_buf_periods pcxhr_stream 0 26650 NULL +disable_so_lease_break_time_vardecl_26659 lease_break_time vardecl 0 26659 NULL +disable_so_first_frag_time_libipw_frag_entry_26673 first_frag_time libipw_frag_entry 0 26673 NULL +disable_so_send_timer_event_fndecl_26675 send_timer_event fndecl 0 26675 NULL +disable_so_timestamp_lo_mlx4_ts_cqe_26678 timestamp_lo mlx4_ts_cqe 0 26678 NULL nohasharray +disable_so_twl_rtc_read_time_fndecl_26678 twl_rtc_read_time fndecl 0 26678 &disable_so_timestamp_lo_mlx4_ts_cqe_26678 +disable_so_prism54_get_freq_fndecl_26679 prism54_get_freq fndecl 0 26679 NULL +disable_so_signal_quality_wireless_stats_26683 signal_quality wireless_stats 0 26683 NULL +disable_so_serial8250_request_rsa_resource_fndecl_26695 serial8250_request_rsa_resource fndecl 0 26695 NULL +disable_so_crypto_ahash_init_fndecl_26697 crypto_ahash_init fndecl 0 26697 NULL +disable_so_i8xx_clock_fndecl_26699 i8xx_clock fndecl 1 26699 NULL +disable_so_crypto_alg_extsize_fndecl_26720 crypto_alg_extsize fndecl 0 26720 NULL +disable_so_get_iowait_time_fndecl_26723 get_iowait_time fndecl 1-0 26723 NULL +disable_so_wl1271_acx_init_rx_interrupt_fndecl_26727 wl1271_acx_init_rx_interrupt fndecl 0 26727 NULL +disable_so_check_intr_schedule_fndecl_26728 check_intr_schedule fndecl 2-3 26728 NULL +disable_so_cobalt_s_dv_timings_fndecl_26730 cobalt_s_dv_timings fndecl 0 26730 NULL +disable_so_resolution_snd_timer_instance_26747 resolution snd_timer_instance 0 26747 NULL +disable_so_gf100_vm_addr_fndecl_26753 gf100_vm_addr fndecl 0-2-3-4 26753 NULL +disable_so_nilfs_btree_convert_and_insert_fndecl_26755 nilfs_btree_convert_and_insert fndecl 0-2-6 26755 NULL +disable_so_xlog_find_verify_cycle_fndecl_26760 xlog_find_verify_cycle fndecl 0-2-3 26760 NULL +disable_so_base_address_kvm_lapic_26767 base_address kvm_lapic 0 26767 NULL +disable_so_unmap_page_dma_map_ops_26774 unmap_page dma_map_ops 2-3 26774 NULL nohasharray +disable_so_modcode_stv0900_signal_info_26774 modcode stv0900_signal_info 0 26774 &disable_so_unmap_page_dma_map_ops_26774 +disable_so_mthca_cmd_wait_fndecl_26776 mthca_cmd_wait fndecl 0-2 26776 NULL nohasharray +disable_so_tun2_maddress_stv0900_init_params_26776 tun2_maddress stv0900_init_params 0 26776 &disable_so_mthca_cmd_wait_fndecl_26776 +disable_so_simple_sleep_fndecl_26802 simple_sleep fndecl 0 26802 NULL +disable_so_tv_sec_timestruc_t_26805 tv_sec timestruc_t 0 26805 NULL +disable_so_get_vblank_timestamp_drm_driver_26807 get_vblank_timestamp drm_driver 2 26807 NULL +disable_so_dsbr100_setfreq_fndecl_26808 dsbr100_setfreq fndecl 0-2 26808 NULL +disable_so_base_addr_unaligned_vnic_dev_ring_26813 base_addr_unaligned vnic_dev_ring 0 26813 NULL +disable_so_addr_ib_mw_bind_info_26826 addr ib_mw_bind_info 0 26826 NULL +disable_so_cpuidle_add_interface_fndecl_26838 cpuidle_add_interface fndecl 0 26838 NULL nohasharray +disable_so_addr4_resolve_fndecl_26838 addr4_resolve fndecl 0 26838 &disable_so_cpuidle_add_interface_fndecl_26838 +disable_so_rdmsrl_safe_on_cpu_fndecl_26843 rdmsrl_safe_on_cpu fndecl 0-1 26843 NULL +disable_so_random_read_fndecl_26852 random_read fndecl 0-3 26852 NULL +disable_so_reachable_time_ra_msg_26853 reachable_time ra_msg 0 26853 NULL +disable_so_mutex_lock_interruptible_nested_fndecl_26858 mutex_lock_interruptible_nested fndecl 0 26858 NULL +disable_so_erase_time_max_flchip_26863 erase_time_max flchip 0 26863 NULL +disable_so_cpufreq_frequency_table_get_index_fndecl_26865 cpufreq_frequency_table_get_index fndecl 2 26865 NULL +disable_so_efficient_freq_intel_gen6_power_mgmt_26867 efficient_freq intel_gen6_power_mgmt 0 26867 NULL +disable_so_sysctl_sched_rt_runtime_vardecl_26872 sysctl_sched_rt_runtime vardecl 0 26872 NULL +disable_so_time_ncp_cache_head_26879 time ncp_cache_head 0 26879 NULL +disable_so_qdisc_class_hash_free_fndecl_26882 qdisc_class_hash_free fndecl 2 26882 NULL +disable_so_cpu_cpuidle_device_26895 cpu cpuidle_device 0 26895 NULL +disable_so_mod_phy_reg_fndecl_26899 mod_phy_reg fndecl 2-3-4 26899 NULL +disable_so_vb2_dma_contig_plane_dma_addr_fndecl_26900 vb2_dma_contig_plane_dma_addr fndecl 0 26900 NULL +disable_so_btree_split_beneath_fndecl_26901 btree_split_beneath fndecl 0 26901 NULL +disable_so_timestamp_desc_tbl_t_26905 timestamp desc_tbl_t 0 26905 NULL +disable_so_addr_bit_set_fndecl_26910 addr_bit_set fndecl 0-2 26910 NULL nohasharray +disable_so_snd_soc_write_fndecl_26910 snd_soc_write fndecl 0-2-3 26910 &disable_so_addr_bit_set_fndecl_26910 nohasharray +disable_so_timing_legacy_data_26910 timing legacy_data 0 26910 &disable_so_snd_soc_write_fndecl_26910 +disable_so_nsleep_k_clock_26913 nsleep k_clock 1 26913 NULL +disable_so_sys_stime_fndecl_26915 sys_stime fndecl 0 26915 NULL +disable_so_sjw_max_can_bittiming_const_26917 sjw_max can_bittiming_const 0 26917 NULL nohasharray +disable_so_cbc_aes_encrypt_fndecl_26917 cbc_aes_encrypt fndecl 0-4 26917 &disable_so_sjw_max_can_bittiming_const_26917 +disable_so_get_debugctlmsr_fndecl_26918 get_debugctlmsr fndecl 0 26918 NULL +disable_so_xfs_btree_delrec_fndecl_26919 xfs_btree_delrec fndecl 0 26919 NULL +disable_so_hr222_sub_set_clock_fndecl_26925 hr222_sub_set_clock fndecl 2-0 26925 NULL +disable_so_dd_desc_paddr_ath_descdma_26927 dd_desc_paddr ath_descdma 0 26927 NULL +disable_so_shift_clock_event_device_26934 shift clock_event_device 0 26934 NULL +disable_so_rx_bseq_addr_bnx2_rx_ring_info_26936 rx_bseq_addr bnx2_rx_ring_info 0 26936 NULL +disable_so_brcms_c_calc_ba_time_fndecl_26948 brcms_c_calc_ba_time fndecl 0-2 26948 NULL +disable_so_rcv_buffer_time_stamp_lpfc_vport_26952 rcv_buffer_time_stamp lpfc_vport 0 26952 NULL +disable_so_min_post_div_radeon_pll_26958 min_post_div radeon_pll 0 26958 NULL +disable_so_mcryptd_hash_finup_enqueue_fndecl_26959 mcryptd_hash_finup_enqueue fndecl 0 26959 NULL +disable_so_ip_TransportAddress_ipAddress_26969 ip TransportAddress_ipAddress 0 26969 NULL +disable_so_addr_fritzcard_26973 addr fritzcard 0 26973 NULL nohasharray +disable_so_ata_read_native_max_address_fndecl_26973 ata_read_native_max_address fndecl 0 26973 &disable_so_addr_fritzcard_26973 +disable_so_ktime_get_real_seconds_fndecl_26974 ktime_get_real_seconds fndecl 0 26974 NULL nohasharray +disable_so_i_crtime_extra_ext4_inode_26974 i_crtime_extra ext4_inode 0 26974 &disable_so_ktime_get_real_seconds_fndecl_26974 +disable_so_kern_addr_valid_fndecl_26978 kern_addr_valid fndecl 1 26978 NULL +disable_so_rtimer_val_vxge_hw_tim_intr_config_26991 rtimer_val vxge_hw_tim_intr_config 0 26991 NULL +disable_so_timestamp_agere_ext_scan_info_26993 timestamp agere_ext_scan_info 0 26993 NULL +disable_so_ps_ring_physaddr_rx_ring_26997 ps_ring_physaddr rx_ring 0 26997 NULL +disable_so_set_bit_in_list_bitmap_fndecl_26998 set_bit_in_list_bitmap fndecl 2 26998 NULL +disable_so_gid_index_mlx4_eth_av_27005 gid_index mlx4_eth_av 0 27005 NULL +disable_so_sender_euid_binder_transaction_data_27019 sender_euid binder_transaction_data 0 27019 NULL +disable_so_sctp_setsockopt_peer_primary_addr_fndecl_27027 sctp_setsockopt_peer_primary_addr fndecl 3-0 27027 NULL +disable_so_sysctl_x25_ack_holdback_timeout_vardecl_27031 sysctl_x25_ack_holdback_timeout vardecl 0 27031 NULL +disable_so_blkcipher_next_copy_fndecl_27033 blkcipher_next_copy fndecl 0 27033 NULL +disable_so_cg_spll_func_cntl_4_si_clock_registers_27036 cg_spll_func_cntl_4 si_clock_registers 0 27036 NULL +disable_so_mthca_buddy_alloc_fndecl_27037 mthca_buddy_alloc fndecl 2-0 27037 NULL +disable_so_seq_tcp_skb_cb_27054 seq tcp_skb_cb 0 27054 NULL +disable_so_s_bitmap_maxbytes_ext4_sb_info_27055 s_bitmap_maxbytes ext4_sb_info 0 27055 NULL +disable_so_addr_off_bfa_fru_s_27061 addr_off bfa_fru_s 0 27061 NULL +disable_so_dataserver_timeo_vardecl_filelayoutdev_c_27062 dataserver_timeo vardecl_filelayoutdev.c 0 27062 NULL +disable_so_demod_address_stv0900_config_27065 demod_address stv0900_config 0 27065 NULL +disable_so_kvm_apic_match_logical_addr_fndecl_27077 kvm_apic_match_logical_addr fndecl 2 27077 NULL +disable_so_expires_cpu_itimer_27081 expires cpu_itimer 0 27081 NULL nohasharray +disable_so_request_any_context_irq_fndecl_27081 request_any_context_irq fndecl 0-1 27081 &disable_so_expires_cpu_itimer_27081 +disable_so_timeout_vardecl_kempld_wdt_c_27085 timeout vardecl_kempld_wdt.c 0 27085 NULL +disable_so_buffer_addr_rx_free_desc_27090 buffer_addr rx_free_desc 0 27090 NULL +disable_so_vx_set_clock_fndecl_27093 vx_set_clock fndecl 2 27093 NULL +disable_so_br_set_forward_delay_fndecl_27097 br_set_forward_delay fndecl 0 27097 NULL +disable_so_hash_net4_expire_fndecl_27108 hash_net4_expire fndecl 4 27108 NULL +disable_so_stv0900_get_freq_auto_fndecl_27111 stv0900_get_freq_auto fndecl 0 27111 NULL +disable_so_wait_for_common_fndecl_27112 wait_for_common fndecl 3 27112 NULL +disable_so_nfs4_schedule_migration_recovery_fndecl_27114 nfs4_schedule_migration_recovery fndecl 0 27114 NULL +disable_so_d_rt_spc_timer_qc_dqblk_27117 d_rt_spc_timer qc_dqblk 0 27117 NULL +disable_so_btree_insert64_fndecl_27118 btree_insert64 fndecl 2-4 27118 NULL +disable_so_addrconf_mod_dad_work_fndecl_27128 addrconf_mod_dad_work fndecl 2 27128 NULL +disable_so_coalescing_timeo_bna_rx_config_27130 coalescing_timeo bna_rx_config 0 27130 NULL nohasharray +disable_so_addr_page_to_node_27130 addr page_to_node 0 27130 &disable_so_coalescing_timeo_bna_rx_config_27130 +disable_so_st_atime_nsec_p9_stat_dotl_27131 st_atime_nsec p9_stat_dotl 0 27131 NULL +disable_so_myri10ge_intr_coal_delay_vardecl_myri10ge_c_27141 myri10ge_intr_coal_delay vardecl_myri10ge.c 0 27141 NULL +disable_so_hash_shift_deflate_state_27146 hash_shift deflate_state 0 27146 NULL +disable_so_palmas_rtc_read_time_fndecl_27149 palmas_rtc_read_time fndecl 0 27149 NULL +disable_so___atomic_add_ifless_fndecl_27155 __atomic_add_ifless fndecl 3 27155 NULL +disable_so_iscsi_conn_get_addr_param_fndecl_27170 iscsi_conn_get_addr_param fndecl 0 27170 NULL +disable_so___clocksource_update_freq_hz_fndecl_27171 __clocksource_update_freq_hz fndecl 2 27171 NULL +disable_so_id_sst_module_runtime_27177 id sst_module_runtime 0 27177 NULL +disable_so_crypto_xcbc_digest_setkey_fndecl_27185 crypto_xcbc_digest_setkey fndecl 0-3 27185 NULL +disable_so_enic_set_mac_addr_fndecl_27188 enic_set_mac_addr fndecl 0 27188 NULL +disable_so_expires_timer_list_27202 expires timer_list 0 27202 NULL +disable_so_compute_subtree_last_fndecl_27204 compute_subtree_last fndecl 0 27204 NULL +disable_so_qla4_82xx_decode_crb_addr_fndecl_27209 qla4_82xx_decode_crb_addr fndecl 0-1 27209 NULL +disable_so_debugtimer_vardecl_floppy_c_27217 debugtimer vardecl_floppy.c 0 27217 NULL +disable_so_time_offset_perf_event_mmap_page_27223 time_offset perf_event_mmap_page 0 27223 NULL +disable_so___ufshcd_setup_clocks_fndecl_27227 __ufshcd_setup_clocks fndecl 0 27227 NULL +disable_so_ccallback_snd_timer_instance_27233 ccallback snd_timer_instance 4 27233 NULL +disable_so_cpufreq_p4_get_fndecl_27237 cpufreq_p4_get fndecl 1 27237 NULL +disable_so_bd_phy_addr_wcn36xx_dxe_ctl_27253 bd_phy_addr wcn36xx_dxe_ctl 0 27253 NULL +disable_so___xfrm_dst_hash_fndecl_27263 __xfrm_dst_hash fndecl 0-3-4-5 27263 NULL +disable_so_mcp795_read_time_fndecl_27267 mcp795_read_time fndecl 0 27267 NULL +disable_so_base_mtrr_sentry_27271 base mtrr_sentry 0 27271 NULL +disable_so_proc_do_large_bitmap_fndecl_27272 proc_do_large_bitmap fndecl 0 27272 NULL +disable_so_stv0367cab_get_adc_freq_fndecl_27274 stv0367cab_get_adc_freq fndecl 0-2 27274 NULL +disable_so_gpadc_page_addr_pm80x_subchip_27284 gpadc_page_addr pm80x_subchip 0 27284 NULL +disable_so_udf_count_free_bitmap_fndecl_27294 udf_count_free_bitmap fndecl 0 27294 NULL +disable_so_timestamp_ieee80211_channel_switch_27297 timestamp ieee80211_channel_switch 0 27297 NULL +disable_so_fd_flush_timestamp_i40e_pf_27298 fd_flush_timestamp i40e_pf 0 27298 NULL nohasharray +disable_so_snd_rme96_info_clockmode_control_fndecl_27298 snd_rme96_info_clockmode_control fndecl 0 27298 &disable_so_fd_flush_timestamp_i40e_pf_27298 +disable_so_past_time_fndecl_27299 past_time fndecl 1 27299 NULL +disable_so_status_hci_rp_read_bd_addr_27307 status hci_rp_read_bd_addr 0 27307 NULL +disable_so_demod_address_lgs8gxx_config_27311 demod_address lgs8gxx_config 0 27311 NULL +disable_so_clock_offset_mlx4_fw_27318 clock_offset mlx4_fw 0 27318 NULL +disable_so_native_sched_clock_fndecl_27322 native_sched_clock fndecl 0 27322 NULL +disable_so_preferred_time_prefix_cacheinfo_27329 preferred_time prefix_cacheinfo 0 27329 NULL nohasharray +disable_so_srq_get_mtt_addr_fndecl_27329 srq_get_mtt_addr fndecl 0 27329 &disable_so_preferred_time_prefix_cacheinfo_27329 +disable_so_di_pt_regs_27336 di pt_regs 0 27336 NULL +disable_so_buf1_addr_xgmac_dma_desc_27344 buf1_addr xgmac_dma_desc 0 27344 NULL +disable_so_timer_mask_ath_gen_timer_table_27351 timer_mask ath_gen_timer_table 0 27351 NULL +disable_so_max_frags_iwl_time_event_cmd_27357 max_frags iwl_time_event_cmd 0 27357 NULL nohasharray +disable_so_wd_last_clocksource_27357 wd_last clocksource 0 27357 &disable_so_max_frags_iwl_time_event_cmd_27357 +disable_so_sermouse_interrupt_fndecl_27361 sermouse_interrupt fndecl 2 27361 NULL +disable_so_tm_mday_rtc_time_27369 tm_mday rtc_time 0 27369 NULL +disable_so_opad_count_ccp_sha_ctx_27374 opad_count ccp_sha_ctx 0 27374 NULL +disable_so_keyed_hash_fndecl_27379 keyed_hash fndecl 0-2 27379 NULL +disable_so_addr_d11init_27383 addr d11init 0 27383 NULL +disable_so_test_bit_le_fndecl_27392 test_bit_le fndecl 1 27392 NULL +disable_so_i2c_bit_add_bus_fndecl_27395 i2c_bit_add_bus fndecl 0 27395 NULL +disable_so_xhci_calculate_u2_timeout_fndecl_27406 xhci_calculate_u2_timeout fndecl 0 27406 NULL +disable_so_sym_getclock_fndecl_27414 sym_getclock fndecl 2 27414 NULL +disable_so_pat_x_mtrr_type_fndecl_27415 pat_x_mtrr_type fndecl 1-2 27415 NULL +disable_so_val_addr_core1_nphy_rf_control_override_rev7_27422 val_addr_core1 nphy_rf_control_override_rev7 0 27422 NULL nohasharray +disable_so_qce_ahash_hmac_setkey_fndecl_27422 qce_ahash_hmac_setkey fndecl 3 27422 &disable_so_val_addr_core1_nphy_rf_control_override_rev7_27422 +disable_so_ratio_o_rj54n1_clock_div_27431 ratio_o rj54n1_clock_div 0 27431 NULL nohasharray +disable_so_pr_uid_elf_prpsinfo_27431 pr_uid elf_prpsinfo 0 27431 &disable_so_ratio_o_rj54n1_clock_div_27431 +disable_so_nla_get_be64_fndecl_27433 nla_get_be64 fndecl 0 27433 NULL +disable_so_encryptor_fndecl_27450 encryptor fndecl 0 27450 NULL +disable_so_hsync_offset_lo_oaktrail_timing_info_27455 hsync_offset_lo oaktrail_timing_info 0 27455 NULL +disable_so_store_scaling_max_freq_fndecl_27459 store_scaling_max_freq fndecl 0-3 27459 NULL +disable_so_addrLow_lpfc_pde7_27462 addrLow lpfc_pde7 0 27462 NULL +disable_so_ql_get_mac_addr_reg_fndecl_27466 ql_get_mac_addr_reg fndecl 0 27466 NULL +disable_so_r600_engine_clock_entry_set_feedback_divider_fndecl_27467 r600_engine_clock_entry_set_feedback_divider fndecl 3 27467 NULL +disable_so_queue_timestamp_cw1200_queue_item_27470 queue_timestamp cw1200_queue_item 0 27470 NULL nohasharray +disable_so_timing_event_fndecl_27470 timing_event fndecl 0 27470 &disable_so_queue_timestamp_cw1200_queue_item_27470 +disable_so_seg0_blkaddr_f2fs_sm_info_27483 seg0_blkaddr f2fs_sm_info 0 27483 NULL nohasharray +disable_so_shash_async_init_fndecl_27483 shash_async_init fndecl 0 27483 &disable_so_seg0_blkaddr_f2fs_sm_info_27483 +disable_so_esas2r_buffered_ioctl_addr_vardecl_27487 esas2r_buffered_ioctl_addr vardecl 0 27487 NULL +disable_so_buffer_write_time_max_flchip_27491 buffer_write_time_max flchip 0 27491 NULL +disable_so_reg_data_clock_eeprom_93cx6_27496 reg_data_clock eeprom_93cx6 0 27496 NULL +disable_so_ieee80211_if_read_min_discovery_timeout_fndecl_27497 ieee80211_if_read_min_discovery_timeout fndecl 3-0 27497 NULL nohasharray +disable_so_address_pmcraid_ioadl_desc_27497 address pmcraid_ioadl_desc 0 27497 &disable_so_ieee80211_if_read_min_discovery_timeout_fndecl_27497 +disable_so_host_perf_guest_switch_msr_27498 host perf_guest_switch_msr 0 27498 NULL +disable_so_dummy_buffer_addr_hi_iscsi_kwqe_init1_27499 dummy_buffer_addr_hi iscsi_kwqe_init1 0 27499 NULL +disable_so__rtl88e_phy_calculate_bit_shift_fndecl_27500 _rtl88e_phy_calculate_bit_shift fndecl 0-1 27500 NULL +disable_so_mceusb_dev_printdata_fndecl_27502 mceusb_dev_printdata fndecl 4 27502 NULL +disable_so_sk_sndtimeo_sock_27506 sk_sndtimeo sock 0 27506 NULL +disable_so_oprofile_timer_init_fndecl_27514 oprofile_timer_init fndecl 0 27514 NULL +disable_so_st_atime___old_kernel_stat_27516 st_atime __old_kernel_stat 0 27516 NULL +disable_so_hpi_sample_clock_set_local_rate_lock_fndecl_27517 hpi_sample_clock_set_local_rate_lock fndecl 1-0 27517 NULL +disable_so_addr_perf_sample_data_27520 addr perf_sample_data 0 27520 NULL +disable_so_curr_dbg_uidn_show_fndecl_27524 curr_dbg_uidn_show fndecl 3 27524 NULL +disable_so_crypto_register_template_fndecl_27525 crypto_register_template fndecl 0 27525 NULL +disable_so_process_tgid_sid_proc_event_27544 process_tgid sid_proc_event 0 27544 NULL +disable_so_fandiv2_nct6775_data_27558 fandiv2 nct6775_data 0 27558 NULL +disable_so_delay_time_bridge_mcast_other_query_27560 delay_time bridge_mcast_other_query 0 27560 NULL +disable_so_addr_hi_acard_sg_27563 addr_hi acard_sg 0 27563 NULL +disable_so_address_tlan_buffer_27580 address tlan_buffer 0 27580 NULL +disable_so_rdma_addr_find_smac_by_sgid_fndecl_27591 rdma_addr_find_smac_by_sgid fndecl 0 27591 NULL +disable_so_addrconf_add_linklocal_fndecl_27592 addrconf_add_linklocal fndecl 3 27592 NULL +disable_so_fb_delay_gt215_clk_info_27603 fb_delay gt215_clk_info 0 27603 NULL +disable_so_ss_nongc_ctime_nilfs_sustat_27619 ss_nongc_ctime nilfs_sustat 0 27619 NULL +disable_so_shash_ahash_mcryptd_final_fndecl_27624 shash_ahash_mcryptd_final fndecl 0 27624 NULL +disable_so_iwl_set_hw_address_family_8000_fndecl_27628 iwl_set_hw_address_family_8000 fndecl 6-7 27628 NULL +disable_so_dm_delay_init_fndecl_27635 dm_delay_init fndecl 0 27635 NULL +disable_so_seq_tcphdr_27638 seq tcphdr 0 27638 NULL +disable_so_cbq_undelay_prio_fndecl_27641 cbq_undelay_prio fndecl 0-3 27641 NULL +disable_so_sst_module_runtime_save_fndecl_27642 sst_module_runtime_save fndecl 0 27642 NULL +disable_so_crypto_pcbc_module_init_fndecl_27648 crypto_pcbc_module_init fndecl 0 27648 NULL +disable_so_freq_prev_cpu_data_t_27649 freq_prev cpu_data_t 0 27649 NULL +disable_so_status_mce_27652 status mce 0 27652 NULL +disable_so_buff_addr_ixgb_rx_desc_27660 buff_addr ixgb_rx_desc 0 27660 NULL +disable_so_phy_addr_mii_phy_27664 phy_addr mii_phy 0 27664 NULL +disable_so_demod_address_lgdt330x_config_27668 demod_address lgdt330x_config 0 27668 NULL +disable_so__next_div_fndecl_27679 _next_div fndecl 0-2 27679 NULL +disable_so_rtc_timer_enqueue_fndecl_27693 rtc_timer_enqueue fndecl 0 27693 NULL nohasharray +disable_so_addr_phy_device_27693 addr phy_device 0 27693 &disable_so_rtc_timer_enqueue_fndecl_27693 +disable_so_timer_multiplier_tg3_27703 timer_multiplier tg3 0 27703 NULL +disable_so_address_acpi_table_madt_27705 address acpi_table_madt 0 27705 NULL +disable_so_saddr_flowi4_27709 saddr flowi4 0 27709 NULL +disable_so_acpi_tb_select_address_fndecl_27710 acpi_tb_select_address fndecl 0-2-3 27710 NULL +disable_so_wl18xx_acx_ap_sleep_fndecl_27719 wl18xx_acx_ap_sleep fndecl 0 27719 NULL +disable_so_sleep_start_sched_statistics_27721 sleep_start sched_statistics 0 27721 NULL nohasharray +disable_so_inj_addr_set_fndecl_27721 inj_addr_set fndecl 2 27721 &disable_so_sleep_start_sched_statistics_27721 +disable_so_addr_fw_page_27728 addr fw_page 0 27728 NULL +disable_so_time_stamp_e1000_tx_buffer_27729 time_stamp e1000_tx_buffer 0 27729 NULL +disable_so_ata_internal_cmd_timed_out_fndecl_27734 ata_internal_cmd_timed_out fndecl 2 27734 NULL +disable_so_sleep_ide_drive_s_27745 sleep ide_drive_s 0 27745 NULL +disable_so_platform_clock_control_fndecl_27752 platform_clock_control fndecl 0 27752 NULL +disable_so_tick_timex_27769 tick timex 0 27769 NULL +disable_so__is_best_div_fndecl_27772 _is_best_div fndecl 1-2-3 27772 NULL +disable_so_update_cpumask_fndecl_27776 update_cpumask fndecl 0 27776 NULL +disable_so_mxser_get_msr_fndecl_27778 mxser_get_msr fndecl 3 27778 NULL +disable_so_btree_insert32_fndecl_27786 btree_insert32 fndecl 2-4 27786 NULL +disable_so_ccp_do_sha_update_fndecl_27787 ccp_do_sha_update fndecl 0-2 27787 NULL +disable_so_complete_crypto_gcm_ghash_ctx_27789 complete crypto_gcm_ghash_ctx 0 27789 NULL +disable_so_cryptoloop_transfer_fndecl_27794 cryptoloop_transfer fndecl 0-4-6-7 27794 NULL +disable_so_max_reconnect_timeout_sbp_tport_27795 max_reconnect_timeout sbp_tport 0 27795 NULL +disable_so_drxj_dap_write_reg16_fndecl_27796 drxj_dap_write_reg16 fndecl 0-3 27796 NULL +disable_so_i_crtime_ext4_inode_27803 i_crtime ext4_inode 0 27803 NULL +disable_so_bridge_ctl_pci_bus_27806 bridge_ctl pci_bus 0 27806 NULL +disable_so_sas_unregister_devs_sas_addr_fndecl_27808 sas_unregister_devs_sas_addr fndecl 2 27808 NULL +disable_so_move_to_next_stateful_cpuid_entry_fndecl_27817 move_to_next_stateful_cpuid_entry fndecl 0-2 27817 NULL +disable_so_delay_pktgen_dev_27827 delay pktgen_dev 0 27827 NULL +disable_so_ipath_physaddr_ipath_devdata_27830 ipath_physaddr ipath_devdata 0 27830 NULL +disable_so_rh_timer_musb_27835 rh_timer musb 0 27835 NULL +disable_so_spinfo_cwnd_sctp_paddrinfo_27841 spinfo_cwnd sctp_paddrinfo 0 27841 NULL +disable_so_prism54_set_freq_fndecl_27858 prism54_set_freq fndecl 0 27858 NULL +disable_so_host_addr_mei_msg_hdr_27859 host_addr mei_msg_hdr 0 27859 NULL +disable_so_xr17v35x_get_divisor_fndecl_27860 xr17v35x_get_divisor fndecl 0-2 27860 NULL +disable_so_run_delayed_data_ref_fndecl_27870 run_delayed_data_ref fndecl 0 27870 NULL +disable_so_args_addr_pmu_nvbios_pmuR_27871 args_addr_pmu nvbios_pmuR 0 27871 NULL +disable_so_nr_of_multicastmacaddr_lbtf_private_27872 nr_of_multicastmacaddr lbtf_private 0 27872 NULL +disable_so_cfg80211_mgd_wext_siwfreq_fndecl_27873 cfg80211_mgd_wext_siwfreq fndecl 0 27873 NULL +disable_so_get_ftdi_divisor_fndecl_27883 get_ftdi_divisor fndecl 0 27883 NULL nohasharray +disable_so_sense_buf_phys_addr_lo_megasas_pthru_frame_27883 sense_buf_phys_addr_lo megasas_pthru_frame 0 27883 &disable_so_get_ftdi_divisor_fndecl_27883 +disable_so_acpi_gbl_sleep_type_a_vardecl_27893 acpi_gbl_sleep_type_a vardecl 0 27893 NULL +disable_so_addr_ahc_dma_seg_27896 addr ahc_dma_seg 0 27896 NULL +disable_so_est_timer_fndecl_27898 est_timer fndecl 1 27898 NULL +disable_so_phonet_address_add_fndecl_27900 phonet_address_add fndecl 0-2 27900 NULL +disable_so_uhci_sprint_schedule_fndecl_27905 uhci_sprint_schedule fndecl 0 27905 NULL +disable_so_cpufreq_generic_init_fndecl_27911 cpufreq_generic_init fndecl 3 27911 NULL +disable_so_brcms_c_calc_frame_time_fndecl_27915 brcms_c_calc_frame_time fndecl 0-4-2 27915 NULL +disable_so_max_pixel_clock_matrox_fb_info_27917 max_pixel_clock matrox_fb_info 0 27917 NULL +disable_so_cfg80211_get_end_freq_fndecl_27923 cfg80211_get_end_freq fndecl 0-1-2 27923 NULL +disable_so_tv_usec_timeval_27924 tv_usec timeval 0 27924 NULL nohasharray +disable_so_bootloader_addr_mxt_data_27924 bootloader_addr mxt_data 0 27924 &disable_so_tv_usec_timeval_27924 +disable_so_scope_ipv6_saddr_dst_27930 scope ipv6_saddr_dst 0 27930 NULL +disable_so_skcipher_recvmsg_sync_fndecl_27933 skcipher_recvmsg_sync fndecl 0 27933 NULL +disable_so_nf_ct_free_hashtable_fndecl_27936 nf_ct_free_hashtable fndecl 2 27936 NULL +disable_so_addr_netlbl_af4list_27939 addr netlbl_af4list 0 27939 NULL +disable_so_idgen_delay_netns_sysctl_ipv6_27941 idgen_delay netns_sysctl_ipv6 0 27941 NULL +disable_so_time_low_afs_uuid_27956 time_low afs_uuid 0 27956 NULL +disable_so_set_tv_freq_fndecl_27970 set_tv_freq fndecl 2 27970 NULL +disable_so_average_duration_time_stats_27971 average_duration time_stats 0 27971 NULL +disable_so_multicast_num_addrs__mace_private_27974 multicast_num_addrs _mace_private 0 27974 NULL +disable_so_ghash_pclmulqdqni_mod_init_fndecl_27975 ghash_pclmulqdqni_mod_init fndecl 0 27975 NULL +disable_so_gs_gru_base_paddr_gru_state_27988 gs_gru_base_paddr gru_state 0 27988 NULL nohasharray +disable_so_paging32_walk_addr_fndecl_27988 paging32_walk_addr fndecl 3-4 27988 &disable_so_gs_gru_base_paddr_gru_state_27988 +disable_so_musb_read_rxfunaddr_fndecl_27990 musb_read_rxfunaddr fndecl 2-0 27990 NULL +disable_so_kstrtoint_fndecl_27993 kstrtoint fndecl 0 27993 NULL +disable_so_rv770_encode_yclk_post_div_fndecl_27996 rv770_encode_yclk_post_div fndecl 0-1 27996 NULL +disable_so_di_uid_qnx6_inode_entry_28014 di_uid qnx6_inode_entry 0 28014 NULL +disable_so_sctp_verify_addr_fndecl_28018 sctp_verify_addr fndecl 0-3 28018 NULL +disable_so_timeout_ieee80211_mgd_assoc_data_28022 timeout ieee80211_mgd_assoc_data 0 28022 NULL +disable_so_nadc_aic31xx_rate_divs_28025 nadc aic31xx_rate_divs 0 28025 NULL +disable_so_address_end_unity_map_entry_28028 address_end unity_map_entry 0 28028 NULL +disable_so_ring_pt_address_sst_hsw_ipc_stream_ring_28034 ring_pt_address sst_hsw_ipc_stream_ring 0 28034 NULL +disable_so_rx_hashtbl_used_head_alb_bond_info_28035 rx_hashtbl_used_head alb_bond_info 0 28035 NULL +disable_so_reset_time_vardecl_cs_c_28036 reset_time vardecl_cs.c 0 28036 NULL +disable_so_slicer_line_delay_cx18_av_state_28042 slicer_line_delay cx18_av_state 0 28042 NULL +disable_so_addr1_unlock_addr_28045 addr1 unlock_addr 0 28045 NULL +disable_so_timestamp_ath6kl_fwlog_slot_28050 timestamp ath6kl_fwlog_slot 0 28050 NULL +disable_so_max8925_rtc_set_time_fndecl_28052 max8925_rtc_set_time fndecl 0 28052 NULL +disable_so_hblank_lo_lvds_dvo_timing_28054 hblank_lo lvds_dvo_timing 0 28054 NULL +disable_so_total_bytes_available_snd_compr_runtime_28061 total_bytes_available snd_compr_runtime 0 28061 NULL +disable_so_start_jiffies_dm_cache_migration_28062 start_jiffies dm_cache_migration 0 28062 NULL +disable_so_fm10k_read_systime_pf_fndecl_28063 fm10k_read_systime_pf fndecl 0 28063 NULL +disable_so_time_stopped_btrfs_dev_replace_28065 time_stopped btrfs_dev_replace 0 28065 NULL +disable_so_total_time_devfreq_dev_status_28070 total_time devfreq_dev_status 0 28070 NULL +disable_so_congested_cycles_vardecl_tlb_uv_c_28074 congested_cycles vardecl_tlb_uv.c 0 28074 NULL +disable_so_db_addr_mlx4_ib_create_cq_28077 db_addr mlx4_ib_create_cq 0 28077 NULL +disable_so_ipaddr_atmmpc_ioc_28080 ipaddr atmmpc_ioc 0 28080 NULL +disable_so_drm_modeset_backoff_interruptible_fndecl_28087 drm_modeset_backoff_interruptible fndecl 0 28087 NULL +disable_so_pcr_address_fndecl_28088 pcr_address fndecl 0 28088 NULL +disable_so_fill_stats_for_tgid_fndecl_28092 fill_stats_for_tgid fndecl 0-1 28092 NULL +disable_so_ep0_set_address_fndecl_28094 ep0_set_address fndecl 0 28094 NULL +disable_so_vdi_uid_vxfs_inode_info_28097 vdi_uid vxfs_inode_info 0 28097 NULL +disable_so_cryptd_hash_final_fndecl_28098 cryptd_hash_final fndecl 2 28098 NULL +disable_so_sysctl_aevent_etime_netns_xfrm_28099 sysctl_aevent_etime netns_xfrm 0 28099 NULL +disable_so_nilfs_segctor_last_seg_write_time_secs_show_fndecl_28103 nilfs_segctor_last_seg_write_time_secs_show fndecl 0 28103 NULL +disable_so_toshiba_usb_sleep_charge_set_fndecl_28108 toshiba_usb_sleep_charge_set fndecl 0 28108 NULL +disable_so_r63_val_fc2580_freq_regs_28120 r63_val fc2580_freq_regs 0 28120 NULL +disable_so_myri10ge_read_mac_addr_fndecl_28129 myri10ge_read_mac_addr fndecl 0 28129 NULL +disable_so_stv090x_get_feclock_fndecl_28130 stv090x_get_feclock fndecl 0 28130 NULL +disable_so_m_blkbit_log_xfs_mount_28131 m_blkbit_log xfs_mount 0 28131 NULL +disable_so_duration_iwl_mvm_time_event_data_28140 duration iwl_mvm_time_event_data 0 28140 NULL +disable_so_compute_tsc_offset_kvm_x86_ops_28149 compute_tsc_offset kvm_x86_ops 0-2 28149 NULL +disable_so_sys_clock_freq_drxd_state_28176 sys_clock_freq drxd_state 0 28176 NULL +disable_so_addrLow_sge_ieee1212_28181 addrLow sge_ieee1212 0 28181 NULL +disable_so_ctnetlink_timestamp_size_fndecl_28183 ctnetlink_timestamp_size fndecl 0 28183 NULL +disable_so_ahash_def_finup_fndecl_28189 ahash_def_finup fndecl 0 28189 NULL +disable_so_hw_ptr_jiffies_snd_pcm_runtime_28200 hw_ptr_jiffies snd_pcm_runtime 0 28200 NULL +disable_so_tmr_device_snd_timer_28205 tmr_device snd_timer 0 28205 NULL +disable_so_kycr2_delay_sh_keysc_info_28217 kycr2_delay sh_keysc_info 0 28217 NULL +disable_so_timestamp_nfs4_opendata_28221 timestamp nfs4_opendata 0 28221 NULL +disable_so_mb_find_next_zero_bit_fndecl_28223 mb_find_next_zero_bit fndecl 0-2-3 28223 NULL +disable_so_nbytes_orig_qce_sha_reqctx_28228 nbytes_orig qce_sha_reqctx 0 28228 NULL +disable_so_code_addr_nvbios_pmuR_28229 code_addr nvbios_pmuR 0 28229 NULL +disable_so_clock_pad_drive_dib0070_config_28232 clock_pad_drive dib0070_config 0 28232 NULL nohasharray +disable_so_ringid_wmi_bcast_vring_cfg_28232 ringid wmi_bcast_vring_cfg 0 28232 &disable_so_clock_pad_drive_dib0070_config_28232 +disable_so_centiseconds_timestamp_28239 centiseconds timestamp 0 28239 NULL nohasharray +disable_so_psb_vdc_interrupt_fndecl_28239 psb_vdc_interrupt fndecl 2 28239 &disable_so_centiseconds_timestamp_28239 +disable_so_freqshift_snd_usb_endpoint_28255 freqshift snd_usb_endpoint 0 28255 NULL +disable_so_drm_vblank_count_and_time_fndecl_28263 drm_vblank_count_and_time fndecl 2 28263 NULL +disable_so_cr_s5p_jpeg_addr_28264 cr s5p_jpeg_addr 0 28264 NULL +disable_so_adis16136_get_freq_fndecl_28268 adis16136_get_freq fndecl 0 28268 NULL nohasharray +disable_so_cpu_to_tun16_fndecl_28268 cpu_to_tun16 fndecl 0-2 28268 &disable_so_adis16136_get_freq_fndecl_28268 +disable_so_index_msr_data_28269 index msr_data 0 28269 NULL +disable_so_clock_realtek_pci_sdmmc_28276 clock realtek_pci_sdmmc 0 28276 NULL +disable_so_div_q0_pll_values_28280 div_q0 pll_values 0 28280 NULL +disable_so_fall_time_lp8788_bl_config_28282 fall_time lp8788_bl_config 0 28282 NULL +disable_so_producer_index_phys_addr_lo_megasas_init_queue_info_28289 producer_index_phys_addr_lo megasas_init_queue_info 0 28289 NULL +disable_so_hash_ipport4_expire_fndecl_28290 hash_ipport4_expire fndecl 4 28290 NULL +disable_so_ifa_valid_lft_in_ifaddr_28292 ifa_valid_lft in_ifaddr 0 28292 NULL nohasharray +disable_so_test_ahash_jiffies_digest_fndecl_28292 test_ahash_jiffies_digest fndecl 0 28292 &disable_so_ifa_valid_lft_in_ifaddr_28292 +disable_so_bitmap_parselist_fndecl_28296 bitmap_parselist fndecl 0-3 28296 NULL +disable_so_st_uid_stat_28301 st_uid stat 0 28301 NULL +disable_so_default_powersave_bias_vardecl_cpufreq_ondemand_c_28302 default_powersave_bias vardecl_cpufreq_ondemand.c 0 28302 NULL +disable_so__simple_hash_fndecl_28307 _simple_hash fndecl 0 28307 NULL +disable_so_sys_setfsuid_fndecl_28311 sys_setfsuid fndecl 0-1 28311 NULL +disable_so_buf_addr_mlx4_ib_resize_cq_28313 buf_addr mlx4_ib_resize_cq 0 28313 NULL nohasharray +disable_so_netxen_config_ipaddr_fndecl_28313 netxen_config_ipaddr fndecl 2 28313 &disable_so_buf_addr_mlx4_ib_resize_cq_28313 nohasharray +disable_so_set_32bit_tls_fndecl_28313 set_32bit_tls fndecl 3 28313 &disable_so_netxen_config_ipaddr_fndecl_28313 +disable_so_init_systime_stmmac_hwtimestamp_28315 init_systime stmmac_hwtimestamp 2-3 28315 NULL +disable_so_bf_daddr_ath_buf_28317 bf_daddr ath_buf 0 28317 NULL nohasharray +disable_so_xfs_btree_readahead_ptr_fndecl_28317 xfs_btree_readahead_ptr fndecl 3 28317 &disable_so_bf_daddr_ath_buf_28317 +disable_so__is_valid_div_fndecl_28320 _is_valid_div fndecl 2 28320 NULL +disable_so_loop_id_2100_gid_list_info_28327 loop_id_2100 gid_list_info 0 28327 NULL nohasharray +disable_so_hi_regpair_28327 hi regpair 0 28327 &disable_so_loop_id_2100_gid_list_info_28327 +disable_so_dst_addr_rcar_dmac_xfer_chunk_28333 dst_addr rcar_dmac_xfer_chunk 0 28333 NULL +disable_so_svm_msrpm_offset_fndecl_28343 svm_msrpm_offset fndecl 0-1 28343 NULL +disable_so_dma_free_attrs_fndecl_28349 dma_free_attrs fndecl 2-4 28349 NULL +disable_so_gc_psx_delay_vardecl_gamecon_c_28354 gc_psx_delay vardecl_gamecon.c 0 28354 NULL +disable_so_di_mtime_nsec_gfs2_dinode_28356 di_mtime_nsec gfs2_dinode 0 28356 NULL +disable_so_panel_post_divider_radeon_encoder_lvds_28360 panel_post_divider radeon_encoder_lvds 0 28360 NULL +disable_so_cpu_rt_runtime_write_fndecl_28375 cpu_rt_runtime_write fndecl 3-0 28375 NULL nohasharray +disable_so_hrtimer_nanosleep_fndecl_28375 hrtimer_nanosleep fndecl 4 28375 &disable_so_cpu_rt_runtime_write_fndecl_28375 +disable_so_addr_yellowfin_desc_28380 addr yellowfin_desc 0 28380 NULL +disable_so_time_count_mptsas_target_reset_event_28383 time_count mptsas_target_reset_event 0 28383 NULL nohasharray +disable_so_pos2maj_hash_fndecl_28383 pos2maj_hash fndecl 0-2 28383 &disable_so_time_count_mptsas_target_reset_event_28383 +disable_so_chv_freq_opcode_fndecl_28386 chv_freq_opcode fndecl 0-2 28386 NULL +disable_so_nsecs_to_jiffies_fndecl_28394 nsecs_to_jiffies fndecl 0-1 28394 NULL +disable_so_qpn_hash_fndecl_28400 qpn_hash fndecl 0-2 28400 NULL +disable_so_seltime_b_ahc_softc_28409 seltime_b ahc_softc 0 28409 NULL +disable_so_ast_set_start_address_crt1_fndecl_28414 ast_set_start_address_crt1 fndecl 2 28414 NULL +disable_so_tseg2_pucan_timing_fast_28420 tseg2 pucan_timing_fast 0 28420 NULL +disable_so_tlv_put_uuid_fndecl_28427 tlv_put_uuid fndecl 0 28427 NULL +disable_so_cur_tsc_write_kvm_arch_28444 cur_tsc_write kvm_arch 0 28444 NULL +disable_so_addr_2_qla8044_minidump_entry_rdmdio_28446 addr_2 qla8044_minidump_entry_rdmdio 0 28446 NULL +disable_so_ft_img_ir_timing_regvals_28448 ft img_ir_timing_regvals 0 28448 NULL +disable_so_blk_queue_rq_timeout_fndecl_28452 blk_queue_rq_timeout fndecl 2 28452 NULL +disable_so_pch_udc_read_device_interrupts_fndecl_28463 pch_udc_read_device_interrupts fndecl 0 28463 NULL +disable_so_spidev_sync_fndecl_28473 spidev_sync fndecl 0 28473 NULL +disable_so_mvs_store_interrupt_coalescing_fndecl_28474 mvs_store_interrupt_coalescing fndecl 0-4 28474 NULL +disable_so_div_up_fndecl_28477 div_up fndecl 0-1-2 28477 NULL +disable_so_iwlagn_hw_valid_rtc_data_addr_fndecl_28480 iwlagn_hw_valid_rtc_data_addr fndecl 1 28480 NULL +disable_so_ixgbe_init_interrupt_scheme_fndecl_28488 ixgbe_init_interrupt_scheme fndecl 0 28488 NULL +disable_so_next_hrtimer_event_ehci_hcd_28494 next_hrtimer_event ehci_hcd 0 28494 NULL +disable_so_show_hold_timer_fndecl_28495 show_hold_timer fndecl 0 28495 NULL +disable_so_linetime_intel_pipe_wm_28496 linetime intel_pipe_wm 0 28496 NULL +disable_so_rcq_addr_vf_pf_rxq_params_28504 rcq_addr vf_pf_rxq_params 0 28504 NULL +disable_so_paddr_ath10k_hif_sg_item_28509 paddr ath10k_hif_sg_item 0 28509 NULL +disable_so_ocfs2_clear_bit_unaligned_fndecl_28520 ocfs2_clear_bit_unaligned fndecl 1 28520 NULL +disable_so_interrupt_notify_wlcore_ops_28523 interrupt_notify wlcore_ops 0 28523 NULL +disable_so_r_direct_hash_ceph_mds_request_28525 r_direct_hash ceph_mds_request 0 28525 NULL +disable_so_i_ctime_omfs_inode_28528 i_ctime omfs_inode 0 28528 NULL +disable_so_sas_request_addr_fndecl_28536 sas_request_addr fndecl 0 28536 NULL +disable_so_bnx2x_send_reset_timesync_ramrod_fndecl_28537 bnx2x_send_reset_timesync_ramrod fndecl 0 28537 NULL +disable_so_prev_sum_exec_runtime_sched_entity_28542 prev_sum_exec_runtime sched_entity 0 28542 NULL nohasharray +disable_so_reg_w1_fndecl_28542 reg_w1 fndecl 2-3 28542 &disable_so_prev_sum_exec_runtime_sched_entity_28542 +disable_so_addr_wil_memio_28545 addr wil_memio 0 28545 NULL +disable_so_drm_get_last_vbltimestamp_fndecl_28555 drm_get_last_vbltimestamp fndecl 2 28555 NULL nohasharray +disable_so_decryptor_fndecl_28555 decryptor fndecl 0 28555 &disable_so_drm_get_last_vbltimestamp_fndecl_28555 +disable_so_mcryptd_hash_enqueue_fndecl_28559 mcryptd_hash_enqueue fndecl 0 28559 NULL +disable_so_i_ctime_nilfs_inode_28572 i_ctime nilfs_inode 0 28572 NULL +disable_so_ablkcipher_request_complete_fndecl_28578 ablkcipher_request_complete fndecl 2 28578 NULL +disable_so_quark_x1000_get_clk_div_fndecl_28592 quark_x1000_get_clk_div fndecl 0-1 28592 NULL +disable_so_myri10ge_update_mac_address_fndecl_28593 myri10ge_update_mac_address fndecl 0 28593 NULL +disable_so_crypto_authenc_decrypt_fndecl_28596 crypto_authenc_decrypt fndecl 0 28596 NULL +disable_so_addr_starfire_tx_desc_2_28603 addr starfire_tx_desc_2 0 28603 NULL +disable_so___rhashtable_insert_fast_fndecl_28605 __rhashtable_insert_fast fndecl 0 28605 NULL +disable_so_addr_cp_desc_28611 addr cp_desc 0 28611 NULL +disable_so_ic_pause_timer_mtip_port_28612 ic_pause_timer mtip_port 0 28612 NULL nohasharray +disable_so_bitmap_checkfree_fndecl_28612 bitmap_checkfree fndecl 2 28612 &disable_so_ic_pause_timer_mtip_port_28612 +disable_so_ac_utimescaled_taskstats_28613 ac_utimescaled taskstats 0 28613 NULL +disable_so___subtree_last_umem_odp_node_28630 __subtree_last umem_odp_node 0 28630 NULL +disable_so_i_ctime_bfs_inode_28632 i_ctime bfs_inode 0 28632 NULL +disable_so_s_def_resgid_ext4_super_block_28638 s_def_resgid ext4_super_block 0 28638 NULL +disable_so_addr_alert_data_28639 addr alert_data 0 28639 NULL +disable_so_p_vaddr_elf32_phdr_28641 p_vaddr elf32_phdr 0 28641 NULL +disable_so_kv_set_divider_value_fndecl_28644 kv_set_divider_value fndecl 3-0 28644 NULL +disable_so_bitmap_clear_fndecl_28646 bitmap_clear fndecl 2-3 28646 NULL +disable_so_uartlite_inle32_fndecl_28652 uartlite_inle32 fndecl 0 28652 NULL +disable_so_kvm_hv_vapic_msr_write_fndecl_28670 kvm_hv_vapic_msr_write fndecl 3 28670 NULL +disable_so_sgl_addr_fcpio_icmnd_16_28672 sgl_addr fcpio_icmnd_16 0 28672 NULL +disable_so_timestamp_bfa_trc_s_28675 timestamp bfa_trc_s 0 28675 NULL +disable_so_xbofs_delay_irda_skb_cb_28676 xbofs_delay irda_skb_cb 0 28676 NULL +disable_so_hpfs_map_bitmap_fndecl_28681 hpfs_map_bitmap fndecl 2 28681 NULL +disable_so_tz_minuteswest_timezone_28688 tz_minuteswest timezone 0 28688 NULL +disable_so_pc_clock_settime_fndecl_28698 pc_clock_settime fndecl 1 28698 NULL +disable_so_orinoco_hw_get_freq_fndecl_28700 orinoco_hw_get_freq fndecl 0 28700 NULL +disable_so_phys_addr_megasas_sge32_28701 phys_addr megasas_sge32 0 28701 NULL +disable_so_tusb_otg_ints_fndecl_28728 tusb_otg_ints fndecl 2 28728 NULL +disable_so_dynamic_ps_forced_timeout_ieee80211_local_28729 dynamic_ps_forced_timeout ieee80211_local 0 28729 NULL +disable_so_atomic_notifier_call_chain_fndecl_28732 atomic_notifier_call_chain fndecl 0-2 28732 NULL +disable_so_time_ext_busy_survey_info_28734 time_ext_busy survey_info 0 28734 NULL +disable_so___audit_signal_info_fndecl_28736 __audit_signal_info fndecl 0-1 28736 NULL +disable_so_SYSC_mq_timedsend_fndecl_28740 SYSC_mq_timedsend fndecl 1-3 28740 NULL +disable_so_gss_krb5_aes_decrypt_fndecl_28742 gss_krb5_aes_decrypt fndecl 0-2 28742 NULL +disable_so_sys_clock_getres_fndecl_28754 sys_clock_getres fndecl 1 28754 NULL +disable_so_addr_max8997_muic_reg_data_28757 addr max8997_muic_reg_data 0 28757 NULL +disable_so_address_floppy_fdc_state_28762 address floppy_fdc_state 0 28762 NULL +disable_so_btrfs_uuid_tree_add_fndecl_28765 btrfs_uuid_tree_add fndecl 0-4-5 28765 NULL +disable_so_default_radio_freq_vardecl_pvrusb2_hdw_c_28767 default_radio_freq vardecl_pvrusb2-hdw.c 0 28767 NULL +disable_so_ac_stime_pacct_struct_28773 ac_stime pacct_struct 0 28773 NULL +disable_so___btree_submit_bio_start_fndecl_28775 __btree_submit_bio_start fndecl 0 28775 NULL +disable_so_add_new_bitmap_fndecl_28783 add_new_bitmap fndecl 3 28783 NULL +disable_so_cinblock_signal_struct_28789 cinblock signal_struct 0 28789 NULL +disable_so_bd_list_addr_hi_bnx2i_logout_request_28791 bd_list_addr_hi bnx2i_logout_request 0 28791 NULL +disable_so_tv_freq_bttv_28796 tv_freq bttv 0 28796 NULL +disable_so___btrfs_run_delayed_items_fndecl_28804 __btrfs_run_delayed_items fndecl 0-3 28804 NULL nohasharray +disable_so_dst_addr_dma_slave_config_28804 dst_addr dma_slave_config 0 28804 &disable_so___btrfs_run_delayed_items_fndecl_28804 +disable_so_xfs_bitmap_empty_fndecl_28805 xfs_bitmap_empty fndecl 2 28805 NULL +disable_so_btrfs_alloc_delayed_item_fndecl_28813 btrfs_alloc_delayed_item fndecl 1 28813 NULL +disable_so_virtio32_to_cpu_fndecl_28839 virtio32_to_cpu fndecl 0-2 28839 NULL +disable_so_random_frame_fusbh200_hcd_28840 random_frame fusbh200_hcd 0 28840 NULL +disable_so_wl1273_fm_set_tx_freq_fndecl_28841 wl1273_fm_set_tx_freq fndecl 2 28841 NULL nohasharray +disable_so_rip_kvm_regs_28841 rip kvm_regs 0 28841 &disable_so_wl1273_fm_set_tx_freq_fndecl_28841 +disable_so_last_capture_dmaaddr_es1938_28843 last_capture_dmaaddr es1938 0 28843 NULL +disable_so_mic_is_system_addr_fndecl_28851 mic_is_system_addr fndecl 2 28851 NULL +disable_so_sst_module_runtime_new_fndecl_28861 sst_module_runtime_new fndecl 2 28861 NULL +disable_so_nat_blkaddr_f2fs_nm_info_28862 nat_blkaddr f2fs_nm_info 0 28862 NULL +disable_so_ustrtoul_fndecl_28866 ustrtoul fndecl 0 28866 NULL +disable_so_tomoyo_write_log2_fndecl_28871 tomoyo_write_log2 fndecl 2 28871 NULL +disable_so_rate_snd_pcm_oss_runtime_28878 rate snd_pcm_oss_runtime 0 28878 NULL +disable_so_cl_idle_timeout_ms_o2nm_cluster_28885 cl_idle_timeout_ms o2nm_cluster 0 28885 NULL +disable_so_pc_clock_adjtime_fndecl_28892 pc_clock_adjtime fndecl 1 28892 NULL +disable_so_mmc_power_cycle_fndecl_28894 mmc_power_cycle fndecl 2 28894 NULL +disable_so_cpufreq_get_fndecl_28896 cpufreq_get fndecl 0-1 28896 NULL +disable_so_ci_get_sleep_divider_id_from_clock_fndecl_28898 ci_get_sleep_divider_id_from_clock fndecl 2 28898 NULL +disable_so_mmio_writel_intel_uncore_funcs_28903 mmio_writel intel_uncore_funcs 2-3 28903 NULL +disable_so_cpufreq_stats_init_fndecl_28912 cpufreq_stats_init fndecl 0 28912 NULL +disable_so_sbp_tpg_attrib_store_mgt_orb_timeout_fndecl_28914 sbp_tpg_attrib_store_mgt_orb_timeout fndecl 0-3 28914 NULL +disable_so___virtio16_to_cpu_fndecl_28917 __virtio16_to_cpu fndecl 0-2 28917 NULL +disable_so___pm_runtime_resume_fndecl_28918 __pm_runtime_resume fndecl 0 28918 NULL +disable_so_task_setpgid_security_operations_28939 task_setpgid security_operations 2 28939 NULL +disable_so_perf_event_set_clock_fndecl_28941 perf_event_set_clock fndecl 0 28941 NULL +disable_so_sci_er_interrupt_fndecl_28944 sci_er_interrupt fndecl 1 28944 NULL +disable_so_mmc_sdio_get_max_clock_fndecl_28945 mmc_sdio_get_max_clock fndecl 0 28945 NULL +disable_so_dma_addr_cmdQ_28949 dma_addr cmdQ 0 28949 NULL +disable_so_s_def_resuid_ext3_super_block_28958 s_def_resuid ext3_super_block 0 28958 NULL +disable_so_init_timer_cpu_fndecl_28961 init_timer_cpu fndecl 2 28961 NULL +disable_so_sst_hsw_dsp_runtime_suspend_fndecl_28962 sst_hsw_dsp_runtime_suspend fndecl 0 28962 NULL nohasharray +disable_so_mem_busaddr_ahd_platform_data_28962 mem_busaddr ahd_platform_data 0 28962 &disable_so_sst_hsw_dsp_runtime_suspend_fndecl_28962 +disable_so_xen_setup_timer_fndecl_28968 xen_setup_timer fndecl 1 28968 NULL +disable_so_vx_clock_mode_info_fndecl_28969 vx_clock_mode_info fndecl 0 28969 NULL +disable_so_clk_frequency_csis_state_28987 clk_frequency csis_state 0 28987 NULL +disable_so_cma_clear_bitmap_fndecl_28991 cma_clear_bitmap fndecl 2-3 28991 NULL +disable_so_tg3_nvram_phys_addr_fndecl_28993 tg3_nvram_phys_addr fndecl 0-2 28993 NULL +disable_so_ufshcd_init_clocks_fndecl_28995 ufshcd_init_clocks fndecl 0 28995 NULL nohasharray +disable_so_ima_init_crypto_fndecl_28995 ima_init_crypto fndecl 0 28995 &disable_so_ufshcd_init_clocks_fndecl_28995 +disable_so_i2c_address_ts2020_priv_29002 i2c_address ts2020_priv 0 29002 NULL +disable_so_gf_mul_fndecl_29007 gf_mul fndecl 0-3 29007 NULL +disable_so_sys_geteuid_fndecl_29013 sys_geteuid fndecl 0 29013 NULL +disable_so_do_one_acipher_op_fndecl_29014 do_one_acipher_op fndecl 0-2 29014 NULL +disable_so_ssb_pmu_get_alp_clock_clk0_fndecl_29019 ssb_pmu_get_alp_clock_clk0 fndecl 0 29019 NULL +disable_so_addr_ib_sge_29021 addr ib_sge 0 29021 NULL +disable_so_rdi_kvm_regs_29022 rdi kvm_regs 0 29022 NULL +disable_so_dma_subdivide_fndecl_29027 dma_subdivide fndecl 3-0 29027 NULL +disable_so_nilfs_superblock_sb_write_time_secs_show_fndecl_29044 nilfs_superblock_sb_write_time_secs_show fndecl 0 29044 NULL +disable_so_mlx4_ib_init_gid_table_fndecl_29049 mlx4_ib_init_gid_table fndecl 0 29049 NULL +disable_so_xfs_bmap_add_attrfork_btree_fndecl_29052 xfs_bmap_add_attrfork_btree fndecl 0 29052 NULL +disable_so_pcf2123_rtc_set_time_fndecl_29057 pcf2123_rtc_set_time fndecl 0 29057 NULL +disable_so_vactive_hi_oaktrail_timing_info_29063 vactive_hi oaktrail_timing_info 0 29063 NULL +disable_so_xfs_btree_lookup_fndecl_29066 xfs_btree_lookup fndecl 0 29066 NULL +disable_so_si476x_core_cmd_fm_tune_freq_a20_fndecl_29072 si476x_core_cmd_fm_tune_freq_a20 fndecl 0 29072 NULL +disable_so_hcd_pci_runtime_resume_fndecl_29073 hcd_pci_runtime_resume fndecl 0 29073 NULL +disable_so_switch_time_wl12xx_cmd_channel_switch_29074 switch_time wl12xx_cmd_channel_switch 0 29074 NULL +disable_so_ata_internal_cmd_timeout_fndecl_29075 ata_internal_cmd_timeout fndecl 0-2 29075 NULL nohasharray +disable_so_hash_shift_flow_cache_29075 hash_shift flow_cache 0 29075 &disable_so_ata_internal_cmd_timeout_fndecl_29075 +disable_so_timeout_sg_io_v4_29079 timeout sg_io_v4 0 29079 NULL +disable_so___btrfs_add_delayed_insertion_item_fndecl_29083 __btrfs_add_delayed_insertion_item fndecl 0 29083 NULL +disable_so_bn_nchildren_nilfs_btree_node_29084 bn_nchildren nilfs_btree_node 0 29084 NULL +disable_so_jiffies_vardecl_29085 jiffies vardecl 0 29085 NULL +disable_so_frag_count_ct_timer_instance_29091 frag_count ct_timer_instance 0 29091 NULL +disable_so_ref_start_vardecl_tsc_c_29097 ref_start vardecl_tsc.c 0 29097 NULL +disable_so_timeout_ms_cm_id_private_29104 timeout_ms cm_id_private 0 29104 NULL +disable_so_nfulnl_set_timeout_fndecl_29106 nfulnl_set_timeout fndecl 2 29106 NULL nohasharray +disable_so_addr_high_lancer_cmd_req_write_object_29106 addr_high lancer_cmd_req_write_object 0 29106 &disable_so_nfulnl_set_timeout_fndecl_29106 +disable_so_i_mtime_exofs_fcb_29107 i_mtime exofs_fcb 0 29107 NULL +disable_so_ss_pt_regs_29109 ss pt_regs 0 29109 NULL +disable_so_ivsize_ablkcipher_alg_29115 ivsize ablkcipher_alg 0 29115 NULL +disable_so_signal_strength_rx_status_29125 signal_strength rx_status 0 29125 NULL +disable_so_radio_rx_freq_vivid_dev_29126 radio_rx_freq vivid_dev 0 29126 NULL +disable_so_io_virtual_address_ib_pool_fmr_29135 io_virtual_address ib_pool_fmr 0 29135 NULL +disable_so_addr_low_mcp_kreq_ether_send_29138 addr_low mcp_kreq_ether_send 0 29138 NULL +disable_so_pad_bits_bitstream_29149 pad_bits bitstream 0 29149 NULL +disable_so_clockdiv_sd_29154 clockdiv sd 0 29154 NULL +disable_so_retu_wdt_set_timeout_fndecl_29155 retu_wdt_set_timeout fndecl 2-0 29155 NULL nohasharray +disable_so_hw_roc_start_time_ieee80211_local_29155 hw_roc_start_time ieee80211_local 0 29155 &disable_so_retu_wdt_set_timeout_fndecl_29155 +disable_so_set_ip_addr_fndecl_29159 set_ip_addr fndecl 4 29159 NULL nohasharray +disable_so_hsync_offset_hi_oaktrail_timing_info_29159 hsync_offset_hi oaktrail_timing_info 0 29159 &disable_so_set_ip_addr_fndecl_29159 +disable_so_valid_phys_addr_range_fndecl_29163 valid_phys_addr_range fndecl 2 29163 NULL +disable_so_hsw_compute_linetime_wm_fndecl_29166 hsw_compute_linetime_wm fndecl 0 29166 NULL +disable_so_set_frontend_jiffies_af9013_state_29174 set_frontend_jiffies af9013_state 0 29174 NULL +disable_so_max_schedule_delay_balloon_stats_29176 max_schedule_delay balloon_stats 0 29176 NULL +disable_so_matroxfb_mavenclock_fndecl_29182 matroxfb_mavenclock fndecl 2-3 29182 NULL +disable_so_rrq_stop_time_lpfc_node_rrq_29187 rrq_stop_time lpfc_node_rrq 0 29187 NULL +disable_so_can_ifindex_sockaddr_can_29188 can_ifindex sockaddr_can 0 29188 NULL +disable_so_time_hi_and_version_afs_uuid_29192 time_hi_and_version afs_uuid 0 29192 NULL +disable_so_inode_bitmap_ext4_new_group_data_29195 inode_bitmap ext4_new_group_data 0 29195 NULL +disable_so_madc_aic31xx_rate_divs_29206 madc aic31xx_rate_divs 0 29206 NULL +disable_so_i_mtime_ext3_inode_29219 i_mtime ext3_inode 0 29219 NULL +disable_so_ccp_aes_cmac_finup_fndecl_29220 ccp_aes_cmac_finup fndecl 0 29220 NULL +disable_so_listen_time_ath5k_ani_state_29228 listen_time ath5k_ani_state 0 29228 NULL +disable_so_di_mtime_gfs2_dinode_29230 di_mtime gfs2_dinode 0 29230 NULL nohasharray +disable_so_snd_pcm_hw_rule_mulkdiv_fndecl_29230 snd_pcm_hw_rule_mulkdiv fndecl 0 29230 &disable_so_di_mtime_gfs2_dinode_29230 +disable_so_qlcnic_get_ioaddr_fndecl_29235 qlcnic_get_ioaddr fndecl 2 29235 NULL +disable_so_si476x_radio_s_hw_freq_seek_fndecl_29237 si476x_radio_s_hw_freq_seek fndecl 0 29237 NULL +disable_so_SiS_SetRegANDOR_fndecl_29240 SiS_SetRegANDOR fndecl 2-3-5-4 29240 NULL +disable_so_dev_wait_time_esas2r_sas_nvram_29244 dev_wait_time esas2r_sas_nvram 0 29244 NULL +disable_so_b44_recycle_rx_fndecl_29255 b44_recycle_rx fndecl 2-3 29255 NULL +disable_so_max_state_devfreq_dev_profile_29257 max_state devfreq_dev_profile 0 29257 NULL +disable_so_freq_std_sccnxp_chip_29265 freq_std sccnxp_chip 0 29265 NULL nohasharray +disable_so___ipv6_addr_diff32_fndecl_29265 __ipv6_addr_diff32 fndecl 0 29265 &disable_so_freq_std_sccnxp_chip_29265 +disable_so_kvm_max_guest_tsc_khz_vardecl_29276 kvm_max_guest_tsc_khz vardecl 0 29276 NULL +disable_so_ioaddr_velocity_info_29278 ioaddr velocity_info 0 29278 NULL +disable_so_last_rx_time_xenvif_queue_29307 last_rx_time xenvif_queue 0 29307 NULL +disable_so_expires_timeriomem_rng_private_data_29310 expires timeriomem_rng_private_data 0 29310 NULL nohasharray +disable_so_dev_sound_lowlev_timer_29310 dev sound_lowlev_timer 0 29310 &disable_so_expires_timeriomem_rng_private_data_29310 +disable_so_btrfs_set_inode_gid_fndecl_29338 btrfs_set_inode_gid fndecl 3 29338 NULL +disable_so_i2c_clock_speed_i2c_pca9564_pf_platform_data_29345 i2c_clock_speed i2c_pca9564_pf_platform_data 0 29345 NULL nohasharray +disable_so_pci_bus_read_config_dword_fndecl_29345 pci_bus_read_config_dword fndecl 0-2-3 29345 &disable_so_i2c_clock_speed_i2c_pca9564_pf_platform_data_29345 +disable_so_adav80x_set_adc_clock_fndecl_29348 adav80x_set_adc_clock fndecl 2 29348 NULL +disable_so_mod_size_ccp_rsa_op_29350 mod_size ccp_rsa_op 0 29350 NULL +disable_so_iscsit_na_random_r2t_offsets_fndecl_29363 iscsit_na_random_r2t_offsets fndecl 0 29363 NULL nohasharray +disable_so_buf_addr_lo_mv_u3d_trb_hw_29363 buf_addr_lo mv_u3d_trb_hw 0 29363 &disable_so_iscsit_na_random_r2t_offsets_fndecl_29363 +disable_so_smsc75xx_set_mac_address_fndecl_29364 smsc75xx_set_mac_address fndecl 0 29364 NULL +disable_so_m88rs6000t_set_pll_freq_fndecl_29365 m88rs6000t_set_pll_freq fndecl 0-2 29365 NULL +disable_so_scaled_div_fndecl_29370 scaled_div fndecl 0-1-2 29370 NULL +disable_so_rtsc_y2x_fndecl_29372 rtsc_y2x fndecl 0-2 29372 NULL +disable_so_uart_update_timeout_fndecl_29380 uart_update_timeout fndecl 3-2 29380 NULL +disable_so_dbuf_addr_ath6kl_dbglog_hdr_29381 dbuf_addr ath6kl_dbglog_hdr 0 29381 NULL +disable_so_sample_rate_div_inv_mpu6050_reg_map_29386 sample_rate_div inv_mpu6050_reg_map 0 29386 NULL nohasharray +disable_so_ath10k_ce_dest_ring_base_addr_set_fndecl_29386 ath10k_ce_dest_ring_base_addr_set fndecl 3 29386 &disable_so_sample_rate_div_inv_mpu6050_reg_map_29386 +disable_so_nla_parse_nested_fndecl_29395 nla_parse_nested fndecl 2-0 29395 NULL +disable_so___sched_setscheduler_fndecl_29397 __sched_setscheduler fndecl 0 29397 NULL +disable_so_add_atomic_switch_msr_special_fndecl_29400 add_atomic_switch_msr_special fndecl 6-7 29400 NULL +disable_so___xfrm_spi_hash_fndecl_29403 __xfrm_spi_hash fndecl 0-2-3-4-5 29403 NULL +disable_so_ceph_decode_pgid_fndecl_29407 ceph_decode_pgid fndecl 0 29407 NULL +disable_so_loc_addr_nes_cm_info_29413 loc_addr nes_cm_info 0 29413 NULL +disable_so_kxcjk1013_convert_freq_to_bit_fndecl_29417 kxcjk1013_convert_freq_to_bit fndecl 0 29417 NULL +disable_so_exec_clock_cfs_rq_29423 exec_clock cfs_rq 0 29423 NULL +disable_so_irst_show_wakeup_time_fndecl_29431 irst_show_wakeup_time fndecl 0 29431 NULL nohasharray +disable_so_macb_interrupt_fndecl_29431 macb_interrupt fndecl 1 29431 &disable_so_irst_show_wakeup_time_fndecl_29431 +disable_so_crypto_register_notifier_fndecl_29432 crypto_register_notifier fndecl 0 29432 NULL nohasharray +disable_so_shash_compat_setkey_fndecl_29432 shash_compat_setkey fndecl 0-3 29432 &disable_so_crypto_register_notifier_fndecl_29432 +disable_so_pwm_freq_div_dib8000_config_29434 pwm_freq_div dib8000_config 0 29434 NULL +disable_so_ds1305_set_time_fndecl_29436 ds1305_set_time fndecl 0 29436 NULL +disable_so_add_sctp_bind_addr_fndecl_29438 add_sctp_bind_addr fndecl 0-3 29438 NULL +disable_so___virtio32_to_cpu_fndecl_29440 __virtio32_to_cpu fndecl 0-2 29440 NULL +disable_so_phonet_address_lookup_fndecl_29442 phonet_address_lookup fndecl 2 29442 NULL +disable_so_max_timeout_rc_dev_29444 max_timeout rc_dev 0 29444 NULL +disable_so_address_lo_ips_enh_sglist_29453 address_lo ips_enh_sglist 0 29453 NULL +disable_so_cdrom_is_random_writable_fndecl_29454 cdrom_is_random_writable fndecl 0 29454 NULL +disable_so_devblksize_log2_squashfs_sb_info_29455 devblksize_log2 squashfs_sb_info 0 29455 NULL +disable_so_ps_pspoll_timeouts_read_fndecl_29459 ps_pspoll_timeouts_read fndecl 3-0 29459 NULL +disable_so_kvm_apic_has_interrupt_fndecl_29462 kvm_apic_has_interrupt fndecl 0 29462 NULL +disable_so_max6902_read_time_fndecl_29464 max6902_read_time fndecl 0 29464 NULL +disable_so_get_bit_address_fndecl_29473 get_bit_address fndecl 2 29473 NULL +disable_so_last_sample_time_vardecl_smscoreapi_c_29477 last_sample_time vardecl_smscoreapi.c 0 29477 NULL nohasharray +disable_so_btree_readahead_hook_fndecl_29477 btree_readahead_hook fndecl 3-4 29477 &disable_so_last_sample_time_vardecl_smscoreapi_c_29477 +disable_so_final_crypto_ahash_29478 final crypto_ahash 0 29478 NULL +disable_so_sum_sched_runtime_signal_struct_29480 sum_sched_runtime signal_struct 0 29480 NULL +disable_so_status_addr_req_29482 status addr_req 0 29482 NULL +disable_so_micd_dbtime_arizona_pdata_29495 micd_dbtime arizona_pdata 0 29495 NULL +disable_so_tqi_burst_time_ath5k_txq_info_29499 tqi_burst_time ath5k_txq_info 0 29499 NULL +disable_so_rs5c372_rtc_read_time_fndecl_29505 rs5c372_rtc_read_time fndecl 0 29505 NULL +disable_so_pi_write_regr_fndecl_29517 pi_write_regr fndecl 4 29517 NULL +disable_so_used_cells_ti_tscadc_dev_29522 used_cells ti_tscadc_dev 0 29522 NULL +disable_so_delay_to_eeprom_index_fndecl_29523 delay_to_eeprom_index fndecl 1 29523 NULL +disable_so_devfreq_event_get_edev_count_fndecl_29524 devfreq_event_get_edev_count fndecl 0 29524 NULL +disable_so_pci_enable_msix_range_fndecl_29535 pci_enable_msix_range fndecl 0-4-3 29535 NULL +disable_so_last_stats_time_ocrdma_dev_29544 last_stats_time ocrdma_dev 0 29544 NULL +disable_so_sb_c_bitmap_hpfs_sb_info_29558 sb_c_bitmap hpfs_sb_info 0 29558 NULL +disable_so_submit_time_us_bbio_29575 submit_time_us bbio 0 29575 NULL +disable_so_bitmap_remap_fndecl_29578 bitmap_remap fndecl 5 29578 NULL +disable_so_ath_force_no_ir_freq_fndecl_29580 ath_force_no_ir_freq fndecl 2 29580 NULL +disable_so_time_slice_start_ieee80211_sta_tx_tspec_29586 time_slice_start ieee80211_sta_tx_tspec 0 29586 NULL +disable_so_mlx4_get_roce_gid_from_slave_fndecl_29587 mlx4_get_roce_gid_from_slave fndecl 2-3 29587 NULL +disable_so_signalfd_read_fndecl_29589 signalfd_read fndecl 0 29589 NULL +disable_so_iscsi_nacl_attrib_show_random_datain_seq_offsets_fndecl_29602 iscsi_nacl_attrib_show_random_datain_seq_offsets fndecl 0 29602 NULL +disable_so_it913x_sleep_fndecl_29615 it913x_sleep fndecl 0 29615 NULL +disable_so_phy_addr_external_netdev_private_29618 phy_addr_external netdev_private 0 29618 NULL +disable_so_ssb_clockspeed_fndecl_29627 ssb_clockspeed fndecl 0 29627 NULL +disable_so_tx_int_delay_e1000_adapter_29628 tx_int_delay e1000_adapter 0 29628 NULL +disable_so_qlcnic_83xx_idc_check_timeout_fndecl_29633 qlcnic_83xx_idc_check_timeout fndecl 0 29633 NULL +disable_so_tegra_wdt_get_timeleft_fndecl_29649 tegra_wdt_get_timeleft fndecl 0 29649 NULL +disable_so_get_intermediate_cpufreq_driver_29653 get_intermediate cpufreq_driver 0 29653 NULL +disable_so_lpfc_debugfs_start_time_vardecl_lpfc_debugfs_c_29655 lpfc_debugfs_start_time vardecl_lpfc_debugfs.c 0 29655 NULL +disable_so_check_addr_fndecl_29658 check_addr fndecl 3-4 29658 NULL +disable_so_irlap_start_poll_timer_fndecl_29663 irlap_start_poll_timer fndecl 2 29663 NULL nohasharray +disable_so_mlx5_query_node_guid_fndecl_29663 mlx5_query_node_guid fndecl 0 29663 &disable_so_irlap_start_poll_timer_fndecl_29663 +disable_so_read_addr_qla8044_minidump_entry_rdrom_29676 read_addr qla8044_minidump_entry_rdrom 0 29676 NULL nohasharray +disable_so_to_addr_param_sctp_af_29676 to_addr_param sctp_af 0 29676 &disable_so_read_addr_qla8044_minidump_entry_rdrom_29676 +disable_so_buf_addr_mlx4_ib_create_cq_29678 buf_addr mlx4_ib_create_cq 0 29678 NULL +disable_so_forward_delay_timer_value___port_info_29680 forward_delay_timer_value __port_info 0 29680 NULL +disable_so_packet_life_time_ib_sa_mcmember_rec_29682 packet_life_time ib_sa_mcmember_rec 0 29682 NULL +disable_so_batadv_hash_dat_fndecl_29684 batadv_hash_dat fndecl 0-2 29684 NULL +disable_so_qxl_bo_physical_address_fndecl_29696 qxl_bo_physical_address fndecl 0-3 29696 NULL +disable_so_hspi_status_check_timeout_fndecl_29712 hspi_status_check_timeout fndecl 0 29712 NULL +disable_so_nes_addr_resolve_neigh_fndecl_29717 nes_addr_resolve_neigh fndecl 0-2-3 29717 NULL +disable_so_hash2pos_fndecl_29725 hash2pos fndecl 0-2-3 29725 NULL +disable_so_bcma_chipco_watchdog_timer_set_fndecl_29730 bcma_chipco_watchdog_timer_set fndecl 2-0 29730 NULL +disable_so_hor_addr_via_display_timing_29736 hor_addr via_display_timing 0 29736 NULL +disable_so_ceph_str_hash_fndecl_29742 ceph_str_hash fndecl 0-3 29742 NULL +disable_so_qla2x00_gid_pt_fndecl_29752 qla2x00_gid_pt fndecl 0 29752 NULL nohasharray +disable_so_ocfs2_xattr_name_hash_fndecl_29752 ocfs2_xattr_name_hash fndecl 0-3 29752 &disable_so_qla2x00_gid_pt_fndecl_29752 +disable_so_kstrtouint_from_user_fndecl_29755 kstrtouint_from_user fndecl 0-2 29755 NULL +disable_so_get_timeout_clock_sdhci_ops_29760 get_timeout_clock sdhci_ops 0 29760 NULL nohasharray +disable_so_curfreq_raremono_device_29760 curfreq raremono_device 0 29760 &disable_so_get_timeout_clock_sdhci_ops_29760 +disable_so_send_time_batadv_forw_packet_29762 send_time batadv_forw_packet 0 29762 NULL +disable_so_ms_brcms_timer_29763 ms brcms_timer 0 29763 NULL nohasharray +disable_so_lp872x_get_timestep_usec_fndecl_29763 lp872x_get_timestep_usec fndecl 0 29763 &disable_so_ms_brcms_timer_29763 +disable_so_bmap_address_space_operations_29766 bmap address_space_operations 2 29766 NULL +disable_so_ds1390_set_time_fndecl_29768 ds1390_set_time fndecl 0 29768 NULL +disable_so_release_jiffies_dvb_frontend_private_29775 release_jiffies dvb_frontend_private 0 29775 NULL +disable_so_hsw_pcm_runtime_resume_fndecl_29777 hsw_pcm_runtime_resume fndecl 0 29777 NULL +disable_so_pcan_usb_set_bittiming_fndecl_29781 pcan_usb_set_bittiming fndecl 0 29781 NULL +disable_so_pmcraid_disable_interrupts_fndecl_29788 pmcraid_disable_interrupts fndecl 2 29788 NULL +disable_so_bit_line_usb_fifo_29792 bit_line usb_fifo 0 29792 NULL +disable_so_hash_name_fndecl_29814 hash_name fndecl 0 29814 NULL +disable_so_t4vf_set_addr_hash_fndecl_29821 t4vf_set_addr_hash fndecl 0-2 29821 NULL +disable_so_bit_length_acpi_object_region_field_29824 bit_length acpi_object_region_field 0 29824 NULL +disable_so_native_read_tsc_fndecl_29825 native_read_tsc fndecl 0 29825 NULL +disable_so_sha256_base_do_update_fndecl_29849 sha256_base_do_update fndecl 3 29849 NULL +disable_so_timeout_ip_vs_conn_29852 timeout ip_vs_conn 0 29852 NULL +disable_so_conn_db_addr_hi_fcoe_kwqe_conn_offload2_29864 conn_db_addr_hi fcoe_kwqe_conn_offload2 0 29864 NULL +disable_so_timeout_type_timeout_parms_29877 timeout_type timeout_parms 0 29877 NULL +disable_so_arch_apei_filter_addr_vardecl_29884 arch_apei_filter_addr vardecl 0 29884 NULL +disable_so_crypto_shash_import_fndecl_29885 crypto_shash_import fndecl 0 29885 NULL +disable_so_ktime_get_ns_fndecl_29890 ktime_get_ns fndecl 0 29890 NULL +disable_so_store_scaling_min_freq_fndecl_29892 store_scaling_min_freq fndecl 0-3 29892 NULL +disable_so_nfsd_map_name_to_uid_fndecl_29920 nfsd_map_name_to_uid fndecl 0 29920 NULL +disable_so_min_interrupt_in_interval_vardecl_ldusb_c_29924 min_interrupt_in_interval vardecl_ldusb.c 0 29924 NULL +disable_so_cdv_intel_clock_fndecl_29931 cdv_intel_clock fndecl 1 29931 NULL +disable_so_di_mtime_efs_dinode_29934 di_mtime efs_dinode 0 29934 NULL nohasharray +disable_so_hpet_freq_vardecl_hpet_c_29934 hpet_freq vardecl_hpet.c 0 29934 &disable_so_di_mtime_efs_dinode_29934 +disable_so_shash_async_setkey_fndecl_29939 shash_async_setkey fndecl 0-3 29939 NULL +disable_so_qs_btimelimit_fs_quota_statv_29943 qs_btimelimit fs_quota_statv 0 29943 NULL +disable_so_addr_mpr121_init_register_29945 addr mpr121_init_register 0 29945 NULL +disable_so_pixelclock_v4l2_bt_timings_29967 pixelclock v4l2_bt_timings 0 29967 NULL +disable_so_spi_imx_clkdiv_2_fndecl_29968 spi_imx_clkdiv_2 fndecl 1-2 29968 NULL +disable_so_ed_uuid_drbd_device_29970 ed_uuid drbd_device 0 29970 NULL +disable_so_timestamp_nfs_release_lockowner_data_29972 timestamp nfs_release_lockowner_data 0 29972 NULL +disable_so_smp_send_reschedule_smp_ops_29981 smp_send_reschedule smp_ops 1 29981 NULL +disable_so_lm3533_led_delay_set_fndecl_29984 lm3533_led_delay_set fndecl 0-2 29984 NULL +disable_so_rx_errors_rtnl_link_stats64_29988 rx_errors rtnl_link_stats64 0 29988 NULL +disable_so_fm10k_read_reg_fndecl_29989 fm10k_read_reg fndecl 0-2 29989 NULL +disable_so_timeout_jiffies_tifm_ms_29995 timeout_jiffies tifm_ms 0 29995 NULL nohasharray +disable_so_confq_pbl_base_addr_hi_fcoe_kwqe_conn_offload4_29995 confq_pbl_base_addr_hi fcoe_kwqe_conn_offload4 0 29995 &disable_so_timeout_jiffies_tifm_ms_29995 +disable_so_wait_on_bit_lock_fndecl_30009 wait_on_bit_lock fndecl 0 30009 NULL +disable_so_rx8025_get_clock_adjust_fndecl_30011 rx8025_get_clock_adjust fndecl 0 30011 NULL +disable_so_sem_ctime_sem_array_30014 sem_ctime sem_array 0 30014 NULL +disable_so_sleep_mask_bma180_part_info_30016 sleep_mask bma180_part_info 0 30016 NULL +disable_so_demod_address_zl10353_config_30017 demod_address zl10353_config 0 30017 NULL +disable_so_msr_amixer_desc_30027 msr amixer_desc 0 30027 NULL +disable_so_diolan_usb_transfer_fndecl_30033 diolan_usb_transfer fndecl 0 30033 NULL +disable_so_mlx4_get_slave_from_roce_gid_fndecl_30035 mlx4_get_slave_from_roce_gid fndecl 2 30035 NULL +disable_so_or51211_read_signal_strength_fndecl_30044 or51211_read_signal_strength fndecl 0 30044 NULL +disable_so_panel_power_up_delay_intel_dp_30048 panel_power_up_delay intel_dp 0 30048 NULL +disable_so_bit_bmove_fndecl_30057 bit_bmove fndecl 3-4-5-6-7-8 30057 NULL +disable_so_posix_cpu_clock_getres_fndecl_30065 posix_cpu_clock_getres fndecl 1 30065 NULL +disable_so_ktime_divns_fndecl_30067 ktime_divns fndecl 0-2 30067 NULL +disable_so_vsync_offset_hi_oaktrail_timing_info_30079 vsync_offset_hi oaktrail_timing_info 0 30079 NULL +disable_so_msr_host_kernel_gs_base_vcpu_vmx_30082 msr_host_kernel_gs_base vcpu_vmx 0 30082 NULL +disable_so_r6d_val_fc2580_freq_regs_30084 r6d_val fc2580_freq_regs 0 30084 NULL +disable_so_qlcnic_pci_get_crb_addr_2M_fndecl_30093 qlcnic_pci_get_crb_addr_2M fndecl 2 30093 NULL +disable_so_btrfs_commit_inode_delayed_items_fndecl_30109 btrfs_commit_inode_delayed_items fndecl 0 30109 NULL +disable_so_usec_delay_e1000_mbx_info_30132 usec_delay e1000_mbx_info 0 30132 NULL +disable_so_inet6_rtm_getaddr_fndecl_30136 inet6_rtm_getaddr fndecl 0 30136 NULL +disable_so_busaddr_reply_queue_buffer_30140 busaddr reply_queue_buffer 0 30140 NULL +disable_so_show_pwm_auto_spinup_time_fndecl_30149 show_pwm_auto_spinup_time fndecl 0 30149 NULL +disable_so_addr_rds_iovec_30161 addr rds_iovec 0 30161 NULL +disable_so___nlm_hash_addr4_fndecl_30164 __nlm_hash_addr4 fndecl 0 30164 NULL +disable_so_ctime_cs_msdos_dir_entry_30167 ctime_cs msdos_dir_entry 0 30167 NULL +disable_so_next_otg_timer_ci_hdrc_30174 next_otg_timer ci_hdrc 0 30174 NULL +disable_so_select_addr_qla82xx_md_entry_mux_30183 select_addr qla82xx_md_entry_mux 0 30183 NULL +disable_so_qi_itimelimit_xfs_quotainfo_30196 qi_itimelimit xfs_quotainfo 0 30196 NULL +disable_so_iowrite32_fndecl_30197 iowrite32 fndecl 1 30197 NULL +disable_so_hash_ipportip6_expire_fndecl_30205 hash_ipportip6_expire fndecl 4 30205 NULL +disable_so_argument_acpi_signal_fatal_info_30208 argument acpi_signal_fatal_info 0 30208 NULL +disable_so_btree_write_cache_pages_fndecl_30231 btree_write_cache_pages fndecl 0 30231 NULL +disable_so_clock_audioformat_30236 clock audioformat 0 30236 NULL +disable_so_to_retries_rpc_timeout_30265 to_retries rpc_timeout 0 30265 NULL +disable_so_last_moder_jiffies_mlx4_en_priv_30269 last_moder_jiffies mlx4_en_priv 0 30269 NULL nohasharray +disable_so_vivid_radio_rx_s_hw_freq_seek_fndecl_30269 vivid_radio_rx_s_hw_freq_seek fndecl 0 30269 &disable_so_last_moder_jiffies_mlx4_en_priv_30269 +disable_so_start_empty_time_cfqg_stats_30276 start_empty_time cfqg_stats 0 30276 NULL nohasharray +disable_so_i2c_addr_dib7000m_state_30276 i2c_addr dib7000m_state 0 30276 &disable_so_start_empty_time_cfqg_stats_30276 +disable_so_ext_phy_addr_amd8111e_priv_30286 ext_phy_addr amd8111e_priv 0 30286 NULL +disable_so___account_cfs_rq_runtime_fndecl_30291 __account_cfs_rq_runtime fndecl 2 30291 NULL +disable_so_snd_pcm_delay_fndecl_30298 snd_pcm_delay fndecl 0 30298 NULL +disable_so_lpfc_cr_delay_store_fndecl_30310 lpfc_cr_delay_store fndecl 0 30310 NULL +disable_so_uartlite_outbe32_fndecl_30324 uartlite_outbe32 fndecl 1 30324 NULL +disable_so_intel_runtime_resume_fndecl_30334 intel_runtime_resume fndecl 0 30334 NULL +disable_so_hv_tsc_page_kvm_arch_30336 hv_tsc_page kvm_arch 0 30336 NULL +disable_so_snprintf_int_array_fndecl_30344 snprintf_int_array fndecl 2 30344 NULL +disable_so___hw_addr_sync_one_fndecl_30350 __hw_addr_sync_one fndecl 0-3 30350 NULL +disable_so_tuner_addr_em28xx_board_30367 tuner_addr em28xx_board 0 30367 NULL +disable_so_stat_params_addr_hi_fcoe_kwqe_stat_30370 stat_params_addr_hi fcoe_kwqe_stat 0 30370 NULL +disable_so_tv_hsync_delay2_nv04_crtc_reg_30375 tv_hsync_delay2 nv04_crtc_reg 0 30375 NULL +disable_so_wlc_phy_table_addr_fndecl_30378 wlc_phy_table_addr fndecl 2-3-4-5-6 30378 NULL +disable_so_rsa_setkey_fndecl_30386 rsa_setkey fndecl 3 30386 NULL +disable_so_bcma_pmu_get_alp_clock_fndecl_30397 bcma_pmu_get_alp_clock fndecl 0 30397 NULL +disable_so_timeout_nft_set_30398 timeout nft_set 0 30398 NULL +disable_so_cm_create_timewait_info_fndecl_30403 cm_create_timewait_info fndecl 1 30403 NULL +disable_so_start_time_bfa_diag_dport_result_s_30404 start_time bfa_diag_dport_result_s 0 30404 NULL +disable_so_fw_schedule_bm_work_fndecl_30422 fw_schedule_bm_work fndecl 2 30422 NULL +disable_so_xs_get_random_port_fndecl_30424 xs_get_random_port fndecl 0 30424 NULL +disable_so_ba0_addr_snd_cs46xx_30426 ba0_addr snd_cs46xx 0 30426 NULL +disable_so_rx_interframe_timeout_wil6210_priv_30430 rx_interframe_timeout wil6210_priv 0 30430 NULL +disable_so_xfs_uuid_mount_fndecl_30439 xfs_uuid_mount fndecl 0 30439 NULL nohasharray +disable_so_avtab_hash_fndecl_30439 avtab_hash fndecl 0-2 30439 &disable_so_xfs_uuid_mount_fndecl_30439 +disable_so_snd_seq_queue_timer_close_fndecl_30450 snd_seq_queue_timer_close fndecl 1 30450 NULL nohasharray +disable_so_gid_cap_mthca_init_ib_param_30450 gid_cap mthca_init_ib_param 0 30450 &disable_so_snd_seq_queue_timer_close_fndecl_30450 +disable_so_powerdown_delay_divider_sta350_platform_data_30459 powerdown_delay_divider sta350_platform_data 0 30459 NULL nohasharray +disable_so_acpi_pm_device_sleep_state_fndecl_30459 acpi_pm_device_sleep_state fndecl 0 30459 &disable_so_powerdown_delay_divider_sta350_platform_data_30459 +disable_so__regulator_get_enable_time_fndecl_30467 _regulator_get_enable_time fndecl 0 30467 NULL +disable_so_hpet_set_alarm_time_fndecl_30469 hpet_set_alarm_time fndecl 3-2-1 30469 NULL +disable_so_ctime_nsec_ubifs_ino_node_30480 ctime_nsec ubifs_ino_node 0 30480 NULL +disable_so_ocfb_writereg_fndecl_30484 ocfb_writereg fndecl 3 30484 NULL +disable_so_i2c_smbus_read_word_data_fndecl_30505 i2c_smbus_read_word_data fndecl 0-2 30505 NULL nohasharray +disable_so_r13_kvm_regs_30505 r13 kvm_regs 0 30505 &disable_so_i2c_smbus_read_word_data_fndecl_30505 +disable_so_cb_gsc_addr_30507 cb gsc_addr 0 30507 NULL +disable_so_freq_mwifiex_chan_freq_power_30518 freq mwifiex_chan_freq_power 0 30518 NULL +disable_so_fflp_hash_clear_fndecl_30528 fflp_hash_clear fndecl 0 30528 NULL +disable_so_time_stamp_ixgb_buffer_30530 time_stamp ixgb_buffer 0 30530 NULL +disable_so_lbs_sleepparams_read_fndecl_30539 lbs_sleepparams_read fndecl 3-0 30539 NULL +disable_so_extract_freq_fndecl_30555 extract_freq fndecl 0-1 30555 NULL +disable_so_ndiv_int_pmu1_plltab_entry_30559 ndiv_int pmu1_plltab_entry 0 30559 NULL +disable_so_u1_timeout_store_fndecl_30569 u1_timeout_store fndecl 0-4 30569 NULL +disable_so_queue_working_time_show_fndecl_30574 queue_working_time_show fndecl 0 30574 NULL +disable_so_addr_atiixp_30579 addr atiixp 0 30579 NULL +disable_so_c67x00_ll_write_mem_le16_fndecl_30584 c67x00_ll_write_mem_le16 fndecl 2-4 30584 NULL +disable_so_demod_address_atbm8830_config_30586 demod_address atbm8830_config 0 30586 NULL +disable_so_crypto_hash_digest_fndecl_30590 crypto_hash_digest fndecl 0-3 30590 NULL +disable_so_addr_filter__MGSL_PARAMS_30592 addr_filter _MGSL_PARAMS 0 30592 NULL +disable_so_clock_khz_dib0070_config_30609 clock_khz dib0070_config 0 30609 NULL +disable_so_sha1_mb_final_fndecl_30610 sha1_mb_final fndecl 0 30610 NULL +disable_so_tw_rcv_nxt_tcp_timewait_sock_30612 tw_rcv_nxt tcp_timewait_sock 0 30612 NULL +disable_so_xtal_freq_stb0899_config_30613 xtal_freq stb0899_config 0 30613 NULL +disable_so_di_ctime_qnx6_inode_entry_30614 di_ctime qnx6_inode_entry 0 30614 NULL +disable_so_start_time_lpfc_scsi_buf_30621 start_time lpfc_scsi_buf 0 30621 NULL +disable_so_xfs_btree_log_keys_fndecl_30625 xfs_btree_log_keys fndecl 3-4 30625 NULL +disable_so_pcpu_chunk_addr_fndecl_30628 pcpu_chunk_addr fndecl 0-2-3 30628 NULL +disable_so_day_timestamp_30633 day timestamp 0 30633 NULL +disable_so_rds_cong_from_addr_fndecl_30634 rds_cong_from_addr fndecl 1 30634 NULL +disable_so_tx_dma_addr_smsc9420_pdata_30649 tx_dma_addr smsc9420_pdata 0 30649 NULL +disable_so_xact_addr_filt_port_info_30664 xact_addr_filt port_info 0 30664 NULL +disable_so_slot_time_rtl8180_priv_30669 slot_time rtl8180_priv 0 30669 NULL +disable_so_store_guid_fndecl_30675 store_guid fndecl 0 30675 NULL +disable_so_input_addr_to_csrow_fndecl_30677 input_addr_to_csrow fndecl 0-2 30677 NULL +disable_so_sq_read_base_addr_a1_btmrvl_sdio_card_reg_30692 sq_read_base_addr_a1 btmrvl_sdio_card_reg 0 30692 NULL +disable_so_fq_codel_hash_fndecl_30698 fq_codel_hash fndecl 0 30698 NULL +disable_so_btrfs_add_delayed_extent_op_fndecl_30699 btrfs_add_delayed_extent_op fndecl 0-3-4 30699 NULL +disable_so_enabled_hrtimer_events_fotg210_hcd_30705 enabled_hrtimer_events fotg210_hcd 0 30705 NULL +disable_so_shift_sm501_clock_30710 shift sm501_clock 0 30710 NULL +disable_so_tov_in_jiffies_tpacket_kbdq_core_30716 tov_in_jiffies tpacket_kbdq_core 0 30716 NULL nohasharray +disable_so_rqq_addr_lo_addr_ctrl_blk_30716 rqq_addr_lo addr_ctrl_blk 0 30716 &disable_so_tov_in_jiffies_tpacket_kbdq_core_30716 +disable_so_fill_addr_fndecl_30730 fill_addr fndecl 0-3-4-6 30730 NULL +disable_so_policy_hash_bysel_fndecl_30767 policy_hash_bysel fndecl 3 30767 NULL +disable_so_flags_to_set_btrfs_delayed_extent_op_30771 flags_to_set btrfs_delayed_extent_op 0 30771 NULL +disable_so_blk_mq_alloc_bitmap_fndecl_30774 blk_mq_alloc_bitmap fndecl 2 30774 NULL +disable_so_btrfs_add_delayed_data_ref_fndecl_30775 btrfs_add_delayed_data_ref fndecl 0-11-3-4-5-6-7-8 30775 NULL +disable_so_pm_runtime_get_fndecl_30787 pm_runtime_get fndecl 0 30787 NULL +disable_so_dln2_spi_runtime_suspend_fndecl_30789 dln2_spi_runtime_suspend fndecl 0 30789 NULL +disable_so_rq_page_table_addr_hi_iscsi_kwqe_conn_offload2_30790 rq_page_table_addr_hi iscsi_kwqe_conn_offload2 0 30790 NULL +disable_so_crypto_authenc_esn_decrypt_fndecl_30793 crypto_authenc_esn_decrypt fndecl 0 30793 NULL +disable_so_brcmf_cfg80211_wait_vif_event_timeout_fndecl_30794 brcmf_cfg80211_wait_vif_event_timeout fndecl 3-0 30794 NULL +disable_so_sctp_getsockopt_nodelay_fndecl_30795 sctp_getsockopt_nodelay fndecl 0 30795 NULL nohasharray +disable_so_sll_pkttype_sockaddr_ll_30795 sll_pkttype sockaddr_ll 0 30795 &disable_so_sctp_getsockopt_nodelay_fndecl_30795 +disable_so_txfunaddr_musb_csr_regs_30797 txfunaddr musb_csr_regs 0 30797 NULL +disable_so_hash_phys_wd719x_30798 hash_phys wd719x 0 30798 NULL +disable_so_io_base_address_info_30800 io_base address_info 0 30800 NULL +disable_so_dummy_buffer_addr_lo_iscsi_kwqe_init1_30804 dummy_buffer_addr_lo iscsi_kwqe_init1 0 30804 NULL +disable_so_root_btrfs_delayed_tree_ref_30811 root btrfs_delayed_tree_ref 0 30811 NULL nohasharray +disable_so_sr_bit_offset_ocfs2_suballoc_result_30811 sr_bit_offset ocfs2_suballoc_result 0 30811 &disable_so_root_btrfs_delayed_tree_ref_30811 +disable_so_mmc_test_random_write_perf_fndecl_30814 mmc_test_random_write_perf fndecl 0 30814 NULL +disable_so_block_num_ib_sa_guidinfo_rec_30816 block_num ib_sa_guidinfo_rec 0 30816 NULL +disable_so_decode_attr_time_metadata_fndecl_30823 decode_attr_time_metadata fndecl 0 30823 NULL nohasharray +disable_so_i40e_get_port_mac_addr_fndecl_30823 i40e_get_port_mac_addr fndecl 0 30823 &disable_so_decode_attr_time_metadata_fndecl_30823 +disable_so_first_frag_time_ieee80211_fragment_entry_30835 first_frag_time ieee80211_fragment_entry 0 30835 NULL nohasharray +disable_so_ccp_crypto_success_fndecl_30835 ccp_crypto_success fndecl 1 30835 &disable_so_first_frag_time_ieee80211_fragment_entry_30835 nohasharray +disable_so_recent_entry_hash4_fndecl_30835 recent_entry_hash4 fndecl 0 30835 &disable_so_ccp_crypto_success_fndecl_30835 +disable_so_rp0_freq_intel_gen6_power_mgmt_30837 rp0_freq intel_gen6_power_mgmt 0 30837 NULL +disable_so_dm_btree_walk_fndecl_30840 dm_btree_walk fndecl 0-2 30840 NULL +disable_so_hid_descriptor_address_i2c_hid_platform_data_30846 hid_descriptor_address i2c_hid_platform_data 0 30846 NULL +disable_so_address_acpi_mcfg_allocation_30855 address acpi_mcfg_allocation 0 30855 NULL +disable_so_hpfs_truncate_btree_fndecl_30857 hpfs_truncate_btree fndecl 2-4 30857 NULL +disable_so_timestamp_transaction_30860 timestamp transaction 0 30860 NULL +disable_so_crypto_pcbc_encrypt_inplace_fndecl_30862 crypto_pcbc_encrypt_inplace fndecl 0 30862 NULL +disable_so_part_time_mmc_ext_csd_30871 part_time mmc_ext_csd 0 30871 NULL +disable_so_vpd_paddr_high_lpfc_mbx_read_rev_30896 vpd_paddr_high lpfc_mbx_read_rev 0 30896 NULL +disable_so_addr_nvkm_fifo_chan_30902 addr nvkm_fifo_chan 0 30902 NULL +disable_so_crypto_register_algs_fndecl_30905 crypto_register_algs fndecl 0 30905 NULL nohasharray +disable_so_dhash_entries_vardecl_dcache_c_30905 dhash_entries vardecl_dcache.c 0 30905 &disable_so_crypto_register_algs_fndecl_30905 +disable_so_bank_base_capture_addr_snd_ymfpci_30915 bank_base_capture_addr snd_ymfpci 0 30915 NULL +disable_so_t2_hash_tbl_addr_hi_fcoe_kwqe_init2_30918 t2_hash_tbl_addr_hi fcoe_kwqe_init2 0 30918 NULL nohasharray +disable_so_nilfs_btree_lookup_fndecl_30918 nilfs_btree_lookup fndecl 0-2 30918 &disable_so_t2_hash_tbl_addr_hi_fcoe_kwqe_init2_30918 +disable_so_cpufreq_set_fndecl_30921 cpufreq_set fndecl 2 30921 NULL +disable_so_phys_addr_sge_fl_30927 phys_addr sge_fl 0 30927 NULL +disable_so_brcms_c_calc_ack_time_fndecl_30936 brcms_c_calc_ack_time fndecl 0-2 30936 NULL +disable_so_limit_gma_clock_funcs_30938 limit gma_clock_funcs 2 30938 NULL nohasharray +disable_so_xenbus_printf_fndecl_30938 xenbus_printf fndecl 0 30938 &disable_so_limit_gma_clock_funcs_30938 +disable_so_qlcnic_decode_crb_addr_fndecl_30939 qlcnic_decode_crb_addr fndecl 0-1 30939 NULL +disable_so_last_sleep_jiffies_rtl_ps_ctl_30947 last_sleep_jiffies rtl_ps_ctl 0 30947 NULL nohasharray +disable_so___virtio64_to_cpu_fndecl_30947 __virtio64_to_cpu fndecl 0 30947 &disable_so_last_sleep_jiffies_rtl_ps_ctl_30947 +disable_so_do_one_ahash_op_fndecl_30974 do_one_ahash_op fndecl 0-2 30974 NULL +disable_so_dev_bus_addr_gnttab_map_grant_ref_30975 dev_bus_addr gnttab_map_grant_ref 0 30975 NULL +disable_so_sctp_getsockopt_delayed_ack_fndecl_30979 sctp_getsockopt_delayed_ack fndecl 2-0 30979 NULL +disable_so_mclk_div_cfb_info_30983 mclk_div cfb_info 0 30983 NULL +disable_so_HYPERVISOR_update_va_mapping_fndecl_30985 HYPERVISOR_update_va_mapping fndecl 1 30985 NULL +disable_so_xfrm_addr_any_fndecl_30992 xfrm_addr_any fndecl 2 30992 NULL +disable_so_cyapa_gen5_deep_sleep_fndecl_30993 cyapa_gen5_deep_sleep fndecl 0 30993 NULL +disable_so_addr_unlock1_cfi_private_30996 addr_unlock1 cfi_private 0 30996 NULL +disable_so_adc_cell_ti_tscadc_dev_31010 adc_cell ti_tscadc_dev 0 31010 NULL +disable_so_vpe_runtime_get_fndecl_31015 vpe_runtime_get fndecl 0 31015 NULL +disable_so_crypto_cts_module_init_fndecl_31019 crypto_cts_module_init fndecl 0 31019 NULL +disable_so_show_fan_stop_time_fndecl_31023 show_fan_stop_time fndecl 0 31023 NULL +disable_so_addr_bnx2_fw_file_section_31025 addr bnx2_fw_file_section 0 31025 NULL +disable_so_seg_addr_xhci_erst_entry_31037 seg_addr xhci_erst_entry 0 31037 NULL +disable_so_fb_get_hblank_by_hfreq_fndecl_31039 fb_get_hblank_by_hfreq fndecl 0-1-2 31039 NULL +disable_so_addr_hif_scatter_req_31042 addr hif_scatter_req 0 31042 NULL +disable_so_sg_page_iter_dma_address_fndecl_31047 sg_page_iter_dma_address fndecl 0 31047 NULL +disable_so_btrfsic_block_hashtable_lookup_fndecl_31074 btrfsic_block_hashtable_lookup fndecl 2 31074 NULL +disable_so_tm6000_set_reg_fndecl_31090 tm6000_set_reg fndecl 0-3-4 31090 NULL +disable_so_sense_buf_phys_addr_lo_megasas_io_frame_31098 sense_buf_phys_addr_lo megasas_io_frame 0 31098 NULL +disable_so_batadv_iv_ogm_emit_send_time_fndecl_31100 batadv_iv_ogm_emit_send_time fndecl 0 31100 NULL +disable_so_pcf8563_rtc_set_time_fndecl_31101 pcf8563_rtc_set_time fndecl 0 31101 NULL +disable_so_s_extPosition_udf_bitmap_31104 s_extPosition udf_bitmap 0 31104 NULL +disable_so_base_io_addr__hp_host_info_31105 base_io_addr _hp_host_info 0 31105 NULL +disable_so_tsi721_omsg_interrupt_disable_fndecl_31108 tsi721_omsg_interrupt_disable fndecl 3-2 31108 NULL +disable_so_ac_etime_acct_v3_31115 ac_etime acct_v3 0 31115 NULL +disable_so_io_bitmap_a_vmcs12_31120 io_bitmap_a vmcs12 0 31120 NULL +disable_so_vddci_radeon_clock_and_voltage_limits_31124 vddci radeon_clock_and_voltage_limits 0 31124 NULL +disable_so_format_snd_pcm_runtime_31130 format snd_pcm_runtime 0 31130 NULL +disable_so_ds3232_set_time_fndecl_31132 ds3232_set_time fndecl 0 31132 NULL +disable_so_mlx4_bitmap_init_fndecl_31138 mlx4_bitmap_init fndecl 0-2-3-4-5 31138 NULL +disable_so_nfs4_xdr_dec_get_lease_time_fndecl_31141 nfs4_xdr_dec_get_lease_time fndecl 0 31141 NULL +disable_so_active_ata_timing_31146 active ata_timing 0 31146 NULL +disable_so_cpuidle_register_driver_fndecl_31155 cpuidle_register_driver fndecl 0 31155 NULL +disable_so_sha1_ssse3_mod_init_fndecl_31158 sha1_ssse3_mod_init fndecl 0 31158 NULL +disable_so_trust_timeout_wusbhc_31165 trust_timeout wusbhc 0 31165 NULL +disable_so___crypto_memneq_generic_fndecl_31174 __crypto_memneq_generic fndecl 3 31174 NULL +disable_so_hash_ipportip4_expire_fndecl_31188 hash_ipportip4_expire fndecl 4 31188 NULL +disable_so_timestamp_sniffed_purge_batadv_priv_nc_31190 timestamp_sniffed_purge batadv_priv_nc 0 31190 NULL +disable_so_i915_min_freq_get_fndecl_31193 i915_min_freq_get fndecl 0 31193 NULL +disable_so_max_scan_time_wmi_start_scan_arg_31206 max_scan_time wmi_start_scan_arg 0 31206 NULL nohasharray +disable_so_n_pins_ptp_clock_info_31206 n_pins ptp_clock_info 0 31206 &disable_so_max_scan_time_wmi_start_scan_arg_31206 +disable_so_adis16136_read_frequency_fndecl_31213 adis16136_read_frequency fndecl 0 31213 NULL +disable_so_dce_v11_0_crtc_set_base_atomic_fndecl_31215 dce_v11_0_crtc_set_base_atomic fndecl 0 31215 NULL +disable_so_clock2alarm_fndecl_31223 clock2alarm fndecl 1 31223 NULL +disable_so_timeout_wait_bit_key_31247 timeout wait_bit_key 0 31247 NULL +disable_so_time_offset_fat_mount_options_31254 time_offset fat_mount_options 0 31254 NULL +disable_so_max3421_set_address_fndecl_31258 max3421_set_address fndecl 3 31258 NULL +disable_so_tick_gtod_sched_clock_data_31262 tick_gtod sched_clock_data 0 31262 NULL +disable_so_freq_usb_usbvision_31263 freq usb_usbvision 0 31263 NULL +disable_so_address_high_sbp2_target_31266 address_high sbp2_target 0 31266 NULL nohasharray +disable_so_batadv_orig_hash_add_if_fndecl_31266 batadv_orig_hash_add_if fndecl 0-2 31266 &disable_so_address_high_sbp2_target_31266 +disable_so_rx8581_rtc_read_time_fndecl_31271 rx8581_rtc_read_time fndecl 0 31271 NULL +disable_so_address_acpi_madt_io_apic_31284 address acpi_madt_io_apic 0 31284 NULL +disable_so_qce_setup_regs_ahash_fndecl_31290 qce_setup_regs_ahash fndecl 0 31290 NULL +disable_so_freq_offset_khz_uhf_dib0070_config_31304 freq_offset_khz_uhf dib0070_config 0 31304 NULL +disable_so_dmaaddr_lanai_buffer_31308 dmaaddr lanai_buffer 0 31308 NULL +disable_so_selinux_mmap_addr_fndecl_31313 selinux_mmap_addr fndecl 0 31313 NULL +disable_so_wt_timeout_st21nfcb_se_info_31334 wt_timeout st21nfcb_se_info 0 31334 NULL +disable_so_baseaddr_h_mvumi_sgl_31335 baseaddr_h mvumi_sgl 0 31335 NULL +disable_so_mmc_send_relative_addr_fndecl_31338 mmc_send_relative_addr fndecl 0 31338 NULL nohasharray +disable_so_ufs_bitmap_search_fndecl_31338 ufs_bitmap_search fndecl 0-3-4 31338 &disable_so_mmc_send_relative_addr_fndecl_31338 nohasharray +disable_so_cur_tsc_offset_kvm_arch_31338 cur_tsc_offset kvm_arch 0 31338 &disable_so_ufs_bitmap_search_fndecl_31338 +disable_so_xfs_btree_check_lptr_fndecl_31339 xfs_btree_check_lptr fndecl 0 31339 NULL +disable_so_dynamic_ps_timeout_read_fndecl_31341 dynamic_ps_timeout_read fndecl 3-0 31341 NULL +disable_so_ret_ccp_crypto_cmd_31344 ret ccp_crypto_cmd 0 31344 NULL +disable_so_physical_mem_addr_wl1251_31345 physical_mem_addr wl1251 0 31345 NULL +disable_so_schedule_work_on_fndecl_31361 schedule_work_on fndecl 1 31361 NULL +disable_so_es_tss_segment_32_31367 es tss_segment_32 0 31367 NULL +disable_so_link_schedule_user_fndecl_31379 link_schedule_user fndecl 0 31379 NULL +disable_so_vsock_addr_cast_fndecl_31386 vsock_addr_cast fndecl 2 31386 NULL +disable_so_debug_dma_sync_single_for_cpu_fndecl_31387 debug_dma_sync_single_for_cpu fndecl 3-2 31387 NULL +disable_so_num_bytes_btrfs_delayed_ref_node_31390 num_bytes btrfs_delayed_ref_node 0 31390 NULL +disable_so_clockevents_config_fndecl_31391 clockevents_config fndecl 2 31391 NULL nohasharray +disable_so_wl1271_acx_host_if_cfg_bitmap_fndecl_31391 wl1271_acx_host_if_cfg_bitmap fndecl 0 31391 &disable_so_clockevents_config_fndecl_31391 +disable_so_kstrtol_from_user_fndecl_31403 kstrtol_from_user fndecl 0-2 31403 NULL +disable_so_req_timeout_ppp_31406 req_timeout ppp 0 31406 NULL +disable_so_recvsignalpower_rtl_stats_31407 recvsignalpower rtl_stats 0 31407 NULL +disable_so_gr_log_signal_fndecl_31408 gr_log_signal fndecl 1 31408 NULL +disable_so_round_jiffies_up_relative_fndecl_31409 round_jiffies_up_relative fndecl 1-0 31409 NULL +disable_so_nr_cs5535_mfgpt_timer_31410 nr cs5535_mfgpt_timer 0 31410 NULL +disable_so_af9005_fe_read_signal_strength_fndecl_31416 af9005_fe_read_signal_strength fndecl 0 31416 NULL nohasharray +disable_so_aes_decrypt_packets_read_fndecl_31416 aes_decrypt_packets_read fndecl 0-3 31416 &disable_so_af9005_fe_read_signal_strength_fndecl_31416 +disable_so_usnic_uiom_interval_tree_subtree_search_fndecl_31422 usnic_uiom_interval_tree_subtree_search fndecl 2-3 31422 NULL nohasharray +disable_so_ima_calc_file_hash_tfm_fndecl_31422 ima_calc_file_hash_tfm fndecl 0 31422 &disable_so_usnic_uiom_interval_tree_subtree_search_fndecl_31422 +disable_so_rxrpc_max_call_lifetime_vardecl_31433 rxrpc_max_call_lifetime vardecl 0 31433 NULL nohasharray +disable_so_di_gid_logfs_disk_inode_31433 di_gid logfs_disk_inode 0 31433 &disable_so_rxrpc_max_call_lifetime_vardecl_31433 +disable_so_ds1374_wdt_settimeout_fndecl_31434 ds1374_wdt_settimeout fndecl 1-0 31434 NULL +disable_so_tei_sockaddr_mISDN_31438 tei sockaddr_mISDN 0 31438 NULL +disable_so_bs_sleepduration_ath9k_beacon_state_31443 bs_sleepduration ath9k_beacon_state 0 31443 NULL +disable_so_pci_bus_write_config_word_fndecl_31447 pci_bus_write_config_word fndecl 0-2-3-4 31447 NULL +disable_so_cra_ctxsize_crypto_alg_31451 cra_ctxsize crypto_alg 0 31451 NULL +disable_so_dmable_fw_paddr_sst_fw_31454 dmable_fw_paddr sst_fw 0 31454 NULL +disable_so_nsec_btrfs_timespec_31463 nsec btrfs_timespec 0 31463 NULL nohasharray +disable_so_set_timeout_fndecl_31463 set_timeout fndecl 2-0 31463 &disable_so_nsec_btrfs_timespec_31463 +disable_so_ima_calc_field_array_hash_tfm_fndecl_31467 ima_calc_field_array_hash_tfm fndecl 0-3 31467 NULL +disable_so_bond_eth_hash_fndecl_31472 bond_eth_hash fndecl 0 31472 NULL +disable_so_task_setscheduler_security_operations_31479 task_setscheduler security_operations 0 31479 NULL +disable_so_cs_tss_segment_32_31480 cs tss_segment_32 0 31480 NULL +disable_so_intr_gen_timer_thresh_ath_hw_31491 intr_gen_timer_thresh ath_hw 0 31491 NULL nohasharray +disable_so_nilfs_btree_find_near_fndecl_31491 nilfs_btree_find_near fndecl 0 31491 &disable_so_intr_gen_timer_thresh_ath_hw_31491 +disable_so_sta_last_ack_signal_read_fndecl_31492 sta_last_ack_signal_read fndecl 3 31492 NULL +disable_so___uwb_dev_addr_assigned_fndecl_31493 __uwb_dev_addr_assigned fndecl 0 31493 NULL +disable_so_uuid_show_fndecl_31494 uuid_show fndecl 0 31494 NULL +disable_so_elan_sleep_fndecl_31502 elan_sleep fndecl 0 31502 NULL +disable_so_setkey_crypto_aead_31507 setkey crypto_aead 0-3 31507 NULL +disable_so_ebitmap_netlbl_import_fndecl_31508 ebitmap_netlbl_import fndecl 0 31508 NULL +disable_so_ccp_aes_rfc3686_decrypt_fndecl_31513 ccp_aes_rfc3686_decrypt fndecl 0 31513 NULL +disable_so_timeout_map_r8a66597_31517 timeout_map r8a66597 0 31517 NULL +disable_so_vga_switcheroo_runtime_resume_hdmi_audio_fndecl_31521 vga_switcheroo_runtime_resume_hdmi_audio fndecl 0 31521 NULL nohasharray +disable_so_in_div_min_matrox_pll_features_31521 in_div_min matrox_pll_features 0 31521 &disable_so_vga_switcheroo_runtime_resume_hdmi_audio_fndecl_31521 +disable_so_hashbin_insert_fndecl_31527 hashbin_insert fndecl 3 31527 NULL +disable_so_reset_jiffies_fw_card_31535 reset_jiffies fw_card 0 31535 NULL +disable_so_addr_gk20a_instmem_priv_31544 addr gk20a_instmem_priv 0 31544 NULL +disable_so_vringh32_to_cpu_fndecl_31546 vringh32_to_cpu fndecl 0-2 31546 NULL +disable_so_qat_hash_alg_qat_alg_aead_ctx_31550 qat_hash_alg qat_alg_aead_ctx 0 31550 NULL +disable_so_timeout_move_vardecl_ch_c_31551 timeout_move vardecl_ch.c 0 31551 NULL +disable_so_iowrite8_rep_fndecl_31565 iowrite8_rep fndecl 3 31565 NULL +disable_so_omfs_hash_fndecl_31572 omfs_hash fndecl 0-3 31572 NULL +disable_so_ltc3589_set_ramp_delay_fndecl_31580 ltc3589_set_ramp_delay fndecl 0 31580 NULL +disable_so_wants_signal_fndecl_31583 wants_signal fndecl 1 31583 NULL +disable_so_set_sig_addr_fndecl_31588 set_sig_addr fndecl 4 31588 NULL +disable_so_udelay_i2c_algo_bit_data_31597 udelay i2c_algo_bit_data 0 31597 NULL +disable_so_wlapi_add_timer_fndecl_31598 wlapi_add_timer fndecl 2 31598 NULL +disable_so_gid_min_xt_owner_match_info_31604 gid_min xt_owner_match_info 0 31604 NULL +disable_so_mmap_addr_security_operations_31609 mmap_addr security_operations 0-1 31609 NULL +disable_so_cache_time_vardecl_battery_c_31620 cache_time vardecl_battery.c 0 31620 NULL +disable_so_idletimer_tg_checkentry_fndecl_31633 idletimer_tg_checkentry fndecl 0 31633 NULL +disable_so_sha256_ssse3_finup_fndecl_31637 sha256_ssse3_finup fndecl 3 31637 NULL +disable_so_f1x_translate_sysaddr_to_cs_fndecl_31647 f1x_translate_sysaddr_to_cs fndecl 0-2 31647 NULL +disable_so_partial_name_hash_fndecl_31651 partial_name_hash fndecl 0-1-2 31651 NULL +disable_so_edx_v86_regs_31655 edx v86_regs 0 31655 NULL +disable_so_kdb_printf_fndecl_31658 kdb_printf fndecl 0 31658 NULL +disable_so_voltage_response_time_radeon_dpm_31671 voltage_response_time radeon_dpm 0 31671 NULL +disable_so_ufshcd_pci_runtime_resume_fndecl_31682 ufshcd_pci_runtime_resume fndecl 0 31682 NULL +disable_so_trace_clock_jiffies_fndecl_31684 trace_clock_jiffies fndecl 0 31684 NULL +disable_so_crypto_rfc4543_crypt_fndecl_31691 crypto_rfc4543_crypt fndecl 0 31691 NULL +disable_so_qp_bitmap_ntb_transport_ctx_31692 qp_bitmap ntb_transport_ctx 0 31692 NULL +disable_so_mclk_radeon_clock_and_voltage_limits_31701 mclk radeon_clock_and_voltage_limits 0 31701 NULL +disable_so_hash_dev_block_bits_dm_verity_31709 hash_dev_block_bits dm_verity 0 31709 NULL +disable_so_crypto_gcm_init_crypt_fndecl_31718 crypto_gcm_init_crypt fndecl 2 31718 NULL +disable_so_addr_ahd_dma_seg_31719 addr ahd_dma_seg 0 31719 NULL +disable_so_rx_frame_ath_cycle_counters_31739 rx_frame ath_cycle_counters 0 31739 NULL +disable_so_nadc_aic32x4_rate_divs_31741 nadc aic32x4_rate_divs 0 31741 NULL +disable_so_gpu_addr_r600_ih_31749 gpu_addr r600_ih 0 31749 NULL +disable_so_acpi_ex_system_do_sleep_fndecl_31750 acpi_ex_system_do_sleep fndecl 0-1 31750 NULL +disable_so_bigdirindaddr_adfs_bigdirentry_31757 bigdirindaddr adfs_bigdirentry 0 31757 NULL +disable_so_vm_entry_msr_load_addr_vmcs12_31781 vm_entry_msr_load_addr vmcs12 0 31781 NULL +disable_so_qce_ahash_async_req_handle_fndecl_31785 qce_ahash_async_req_handle fndecl 0 31785 NULL +disable_so_ecryptfs_calculate_md5_fndecl_31787 ecryptfs_calculate_md5 fndecl 0-4 31787 NULL +disable_so_pixclock_fb_var_screeninfo_31790 pixclock fb_var_screeninfo 0 31790 NULL +disable_so_from_kgid_munged_fndecl_31791 from_kgid_munged fndecl 0 31791 NULL +disable_so_memsize_bitmap_ipmac_31792 memsize bitmap_ipmac 0 31792 NULL +disable_so_ctxsize_crypto_type_31795 ctxsize crypto_type 0 31795 NULL +disable_so_fpage_dma_addr_genwqe_sgl_31796 fpage_dma_addr genwqe_sgl 0 31796 NULL +disable_so_qib_hol_timeout_ms_vardecl_qib_tx_c_31801 qib_hol_timeout_ms vardecl_qib_tx.c 0 31801 NULL +disable_so_ping_timeout_iscsi_conn_31802 ping_timeout iscsi_conn 0 31802 NULL +disable_so_rpcauth_key_timeout_notify_fndecl_31805 rpcauth_key_timeout_notify fndecl 0 31805 NULL +disable_so_snd_timer_open_fndecl_31807 snd_timer_open fndecl 4 31807 NULL +disable_so_it_overrun_last_k_itimer_31814 it_overrun_last k_itimer 0 31814 NULL +disable_so_mapaddr_rocker_dma_ring_info_31819 mapaddr rocker_dma_ring_info 0 31819 NULL +disable_so_disarm_req_delay_fndecl_31821 disarm_req_delay fndecl 0 31821 NULL +disable_so_bus_addr_mvumi_res_31827 bus_addr mvumi_res 0 31827 NULL nohasharray +disable_so_dev_sas_addr_mvs_phy_31827 dev_sas_addr mvs_phy 0 31827 &disable_so_bus_addr_mvumi_res_31827 nohasharray +disable_so_select_addr_qla8044_minidump_entry_queue_31827 select_addr qla8044_minidump_entry_queue 0 31827 &disable_so_dev_sas_addr_mvs_phy_31827 +disable_so_lzo1x_decompress_safe_fndecl_31834 lzo1x_decompress_safe fndecl 2 31834 NULL +disable_so_spte_is_bit_cleared_fndecl_31843 spte_is_bit_cleared fndecl 2-3 31843 NULL +disable_so_mclk_radeon_pm_clock_info_31848 mclk radeon_pm_clock_info 0 31848 NULL +disable_so_timer_expires_wakeup_source_31849 timer_expires wakeup_source 0 31849 NULL +disable_so_si_populate_memory_timing_parameters_fndecl_31852 si_populate_memory_timing_parameters fndecl 0 31852 NULL +disable_so_offset_timex_31854 offset timex 0 31854 NULL +disable_so_tuner_addr_tvcard_31862 tuner_addr tvcard 0 31862 NULL +disable_so_mask_and_set_register_interruptible_fndecl_31871 mask_and_set_register_interruptible fndecl 0 31871 NULL +disable_so_generic_set_freq_fndecl_31881 generic_set_freq fndecl 0-2-3 31881 NULL +disable_so_quota_iwl_time_quota_data_31890 quota iwl_time_quota_data 0 31890 NULL +disable_so_timer_set_at_tlan_priv_31902 timer_set_at tlan_priv 0 31902 NULL +disable_so_update_time_ds2760_device_info_31906 update_time ds2760_device_info 0 31906 NULL +disable_so_qlcnic_83xx_wrt_reg_indirect_fndecl_31907 qlcnic_83xx_wrt_reg_indirect fndecl 2-3 31907 NULL +disable_so_nmi_timer_setup_fndecl_31908 nmi_timer_setup fndecl 0 31908 NULL +disable_so_period_size_atmel_runtime_data_31909 period_size atmel_runtime_data 0 31909 NULL +disable_so_spi_pioavailaddr_qib_base_info_31911 spi_pioavailaddr qib_base_info 0 31911 NULL +disable_so_err_msr_info_31913 err msr_info 0 31913 NULL +disable_so_pcan_usb_fd_set_clock_domain_fndecl_31920 pcan_usb_fd_set_clock_domain fndecl 0 31920 NULL +disable_so_i_ipmi_set_timeout_fndecl_31922 i_ipmi_set_timeout fndecl 0 31922 NULL +disable_so_tw_ts_offset_tcp_timewait_sock_31933 tw_ts_offset tcp_timewait_sock 0 31933 NULL +disable_so_shash_setkey_unaligned_fndecl_31935 shash_setkey_unaligned fndecl 3 31935 NULL +disable_so_kempld_wdt_get_timeout_fndecl_31937 kempld_wdt_get_timeout fndecl 0 31937 NULL +disable_so_addr___mux_31940 addr __mux 0 31940 NULL +disable_so_clk_divider_bestdiv_fndecl_31941 clk_divider_bestdiv fndecl 2-0-5 31941 NULL +disable_so_bm_words_drbd_bitmap_31943 bm_words drbd_bitmap 0 31943 NULL +disable_so_timeout_show_fndecl_31957 timeout_show fndecl 0 31957 NULL +disable_so_snd_hdsp_info_system_clock_mode_fndecl_31974 snd_hdsp_info_system_clock_mode fndecl 0 31974 NULL +disable_so_time_wrap_offset_vivid_dev_31985 time_wrap_offset vivid_dev 0 31985 NULL +disable_so_addr_iwl_fw_dbg_reg_op_31986 addr iwl_fw_dbg_reg_op 0 31986 NULL +disable_so_xclk_ref_div_pll_ct_31987 xclk_ref_div pll_ct 0 31987 NULL +disable_so_rd32_nvkm_ofuncs_31990 rd32 nvkm_ofuncs 0-2 31990 NULL +disable_so_addr_sis5595_data_32006 addr sis5595_data 0 32006 NULL +disable_so_demod_address_cx22702_config_32010 demod_address cx22702_config 0 32010 NULL +disable_so_hashlimit_init_dst_fndecl_32011 hashlimit_init_dst fndecl 4 32011 NULL +disable_so_cx24113_set_frequency_fndecl_32013 cx24113_set_frequency fndecl 2 32013 NULL +disable_so_bq2415x_sysfs_set_timer_fndecl_32020 bq2415x_sysfs_set_timer fndecl 0-4 32020 NULL +disable_so___find_rev_next_zero_bit_fndecl_32028 __find_rev_next_zero_bit fndecl 0-2-3 32028 NULL +disable_so_ahd_outb_fndecl_32029 ahd_outb fndecl 2-3 32029 NULL +disable_so_pfn_to_mfn_frame_list_list_arch_shared_info_32030 pfn_to_mfn_frame_list_list arch_shared_info 0 32030 NULL +disable_so_viafb_set_vclock_fndecl_32033 viafb_set_vclock fndecl 1 32033 NULL +disable_so_paddr_csio_dma_buf_32035 paddr csio_dma_buf 0 32035 NULL +disable_so_tw_ts_recent_stamp_tcp_timewait_sock_32042 tw_ts_recent_stamp tcp_timewait_sock 0 32042 NULL +disable_so_rangetr_hash_fndecl_32045 rangetr_hash fndecl 0 32045 NULL +disable_so_vsyn_off_hdmi_timings_32055 vsyn_off hdmi_timings 0 32055 NULL +disable_so_fnic_dev_mac_addr_fndecl_32057 fnic_dev_mac_addr fndecl 0 32057 NULL nohasharray +disable_so_s921_read_signal_strength_fndecl_32057 s921_read_signal_strength fndecl 0 32057 &disable_so_fnic_dev_mac_addr_fndecl_32057 +disable_so_iscsit_ta_login_timeout_fndecl_32061 iscsit_ta_login_timeout fndecl 0 32061 NULL +disable_so_btrfs_delayed_ref_init_fndecl_32064 btrfs_delayed_ref_init fndecl 0 32064 NULL +disable_so_clk_register_divider_fndecl_32066 clk_register_divider fndecl 7-6 32066 NULL +disable_so_compat_sys_timerfd_settime_fndecl_32068 compat_sys_timerfd_settime fndecl 1 32068 NULL +disable_so_last_tsc_write_kvm_arch_32069 last_tsc_write kvm_arch 0 32069 NULL +disable_so_timeout_mraid_mmadp_32081 timeout mraid_mmadp 0 32081 NULL +disable_so_selinux_task_getscheduler_fndecl_32087 selinux_task_getscheduler fndecl 0 32087 NULL +disable_so_handle_slaves_guid_change_fndecl_32090 handle_slaves_guid_change fndecl 2-3 32090 NULL +disable_so_r68_val_fc2580_freq_regs_32091 r68_val fc2580_freq_regs 0 32091 NULL +disable_so_cx23885_set_frequency_fndecl_32119 cx23885_set_frequency fndecl 0 32119 NULL +disable_so_freqn_snd_usb_endpoint_32123 freqn snd_usb_endpoint 0 32123 NULL +disable_so_prandom_bytes_fndecl_32129 prandom_bytes fndecl 2 32129 NULL nohasharray +disable_so_tfmsize_crypto_type_32129 tfmsize crypto_type 0 32129 &disable_so_prandom_bytes_fndecl_32129 +disable_so_freq_ar9170_calibration_target_power_legacy_32133 freq ar9170_calibration_target_power_legacy 0 32133 NULL nohasharray +disable_so_addr_buffer_state_32133 addr buffer_state 0 32133 &disable_so_freq_ar9170_calibration_target_power_legacy_32133 +enable_so_max_rate_idx_ieee80211_tx_rate_control_32134 max_rate_idx ieee80211_tx_rate_control 0 32134 NULL nohasharray +disable_so_btree_invalidatepage_fndecl_32134 btree_invalidatepage fndecl 2 32134 &enable_so_max_rate_idx_ieee80211_tx_rate_control_32134 +disable_so_hfs_bnode_findhash_fndecl_32138 hfs_bnode_findhash fndecl 2 32138 NULL +disable_so_symhash_fndecl_32144 symhash fndecl 0 32144 NULL +disable_so_ahc_print_register_fndecl_32148 ahc_print_register fndecl 5 32148 NULL +disable_so_rq_majortimeo_rpc_rqst_32158 rq_majortimeo rpc_rqst 0 32158 NULL +disable_so_ber_jiffies_stats_dib7000p_state_32159 ber_jiffies_stats dib7000p_state 0 32159 NULL +disable_so_i_mtime_f2fs_inode_32162 i_mtime f2fs_inode 0 32162 NULL +disable_so_addr_cistpl_checksum_t_32163 addr cistpl_checksum_t 0 32163 NULL +disable_so_n_fll_div_32168 n fll_div 0 32168 NULL +disable_so_advance_jiffies_uhci_qh_32179 advance_jiffies uhci_qh 0 32179 NULL +disable_so_query_dv_timings_last_vivid_dev_32182 query_dv_timings_last vivid_dev 0 32182 NULL +disable_so_mlx4_reset_roce_gids_fndecl_32207 mlx4_reset_roce_gids fndecl 2 32207 NULL +disable_so_addr_rec_vals_32208 addr rec_vals 0 32208 NULL +disable_so_chunks_bitmap_counts_32213 chunks bitmap_counts 0 32213 NULL +disable_so_irq_create_mapping_fndecl_32230 irq_create_mapping fndecl 0-2 32230 NULL +disable_so_addr_lo_eth_tx_start_bd_32234 addr_lo eth_tx_start_bd 0 32234 NULL +disable_so_radeon_irq_kms_sw_irq_get_delayed_fndecl_32235 radeon_irq_kms_sw_irq_get_delayed fndecl 2 32235 NULL +disable_so_irlap_start_slot_timer_fndecl_32236 irlap_start_slot_timer fndecl 2 32236 NULL +disable_so_get_timeout_fndecl_32254 get_timeout fndecl 0 32254 NULL +disable_so_smk_open_netlbladdr_fndecl_32279 smk_open_netlbladdr fndecl 0 32279 NULL +disable_so_cifs_dfs_mountpoint_expiry_timeout_vardecl_cifs_dfs_ref_c_32281 cifs_dfs_mountpoint_expiry_timeout vardecl_cifs_dfs_ref.c 0 32281 NULL +disable_so_freq_stb0899_internal_32287 freq stb0899_internal 0 32287 NULL +disable_so_crypto_cmac_digest_update_fndecl_32293 crypto_cmac_digest_update fndecl 3 32293 NULL +disable_so_sirf_usp_pcm_runtime_resume_fndecl_32303 sirf_usp_pcm_runtime_resume fndecl 0 32303 NULL +disable_so_show_state_time_fndecl_32307 show_state_time fndecl 0 32307 NULL +disable_so_max_freq_dw_spi_32310 max_freq dw_spi 0 32310 NULL +disable_so_msg_stime_msqid64_ds_32312 msg_stime msqid64_ds 0 32312 NULL +disable_so_xtalfreq_brcms_phy_32317 xtalfreq brcms_phy 0 32317 NULL +disable_so_cpu_to_be32_array_fndecl_32318 cpu_to_be32_array fndecl 3 32318 NULL +disable_so_addr_tuner_setup_32321 addr tuner_setup 0 32321 NULL +disable_so_schedule_timeout_interruptible_fndecl_32331 schedule_timeout_interruptible fndecl 0-1 32331 NULL +disable_so_shm16read_addr_next_b43_dfsentry_32334 shm16read_addr_next b43_dfsentry 0 32334 NULL +disable_so_ver_sync_start_via_display_timing_32337 ver_sync_start via_display_timing 0 32337 NULL +disable_so_ath9k_hw_synth_delay_fndecl_32339 ath9k_hw_synth_delay fndecl 3 32339 NULL +disable_so_sys_setpgid_fndecl_32340 sys_setpgid fndecl 1-2 32340 NULL +disable_so_mmc_test_random_read_perf_fndecl_32342 mmc_test_random_read_perf fndecl 0 32342 NULL nohasharray +disable_so_addrmax_vxlan_dev_32342 addrmax vxlan_dev 0 32342 &disable_so_mmc_test_random_read_perf_fndecl_32342 +disable_so_interrupt_in_interval_ld_usb_32353 interrupt_in_interval ld_usb 0 32353 NULL +disable_so_mlx4_ib_slave_alias_guid_event_fndecl_32363 mlx4_ib_slave_alias_guid_event fndecl 2-3 32363 NULL +disable_so_usb_addr_u132_udev_32366 usb_addr u132_udev 0 32366 NULL +disable_so_account_shared_subtree_fndecl_32369 account_shared_subtree fndecl 4-5 32369 NULL +disable_so_process_tgid_exec_proc_event_32371 process_tgid exec_proc_event 0 32371 NULL +disable_so_resp_bd_list_addr_hi_bnx2i_text_request_32375 resp_bd_list_addr_hi bnx2i_text_request 0 32375 NULL nohasharray +disable_so_rhashtable_lookup_insert_key_fndecl_32375 rhashtable_lookup_insert_key fndecl 0 32375 &disable_so_resp_bd_list_addr_hi_bnx2i_text_request_32375 +disable_so_last_ave_beacon_signal_ieee80211_if_managed_32405 last_ave_beacon_signal ieee80211_if_managed 0 32405 NULL +disable_so_vml_nearest_clock_fndecl_32407 vml_nearest_clock fndecl 1-0 32407 NULL +disable_so_silence_start_snd_pcm_runtime_32410 silence_start snd_pcm_runtime 0 32410 NULL +disable_so_setfreq_fndecl_32411 setfreq fndecl 2 32411 NULL +disable_so_nent_kvm_cpuid_32413 nent kvm_cpuid 0 32413 NULL +disable_so_try_to_del_timer_sync_fndecl_32416 try_to_del_timer_sync fndecl 0 32416 NULL +disable_so_rtc_timer_start_fndecl_32417 rtc_timer_start fndecl 0 32417 NULL nohasharray +disable_so_get_cur_freq_fndecl_32417 get_cur_freq fndecl 1 32417 &disable_so_rtc_timer_start_fndecl_32417 +disable_so_rf_set_freq_ath_hw_private_ops_32419 rf_set_freq ath_hw_private_ops 0 32419 NULL +disable_so_buffer_addr_pch_gbe_rx_desc_32427 buffer_addr pch_gbe_rx_desc 0 32427 NULL +disable_so_ath_chanctx_setup_timer_fndecl_32434 ath_chanctx_setup_timer fndecl 2 32434 NULL nohasharray +disable_so_top_mlx4_bitmap_32434 top mlx4_bitmap 0 32434 &disable_so_ath_chanctx_setup_timer_fndecl_32434 +disable_so_addr_acl_ip_label_32438 addr acl_ip_label 0 32438 NULL nohasharray +disable_so_center_freq_seg2_idx_ieee80211_vht_operation_32438 center_freq_seg2_idx ieee80211_vht_operation 0 32438 &disable_so_addr_acl_ip_label_32438 +disable_so_dn_sockaddr2username_fndecl_32446 dn_sockaddr2username fndecl 0 32446 NULL +disable_so_lasttime_vardecl_xfs_buf_item_c_32457 lasttime vardecl_xfs_buf_item.c 0 32457 NULL +disable_so___btrfs_add_delayed_deletion_item_fndecl_32458 __btrfs_add_delayed_deletion_item fndecl 0 32458 NULL +disable_so_pm_autosleep_lock_fndecl_32459 pm_autosleep_lock fndecl 0 32459 NULL +disable_so_bitmap_storage_alloc_fndecl_32460 bitmap_storage_alloc fndecl 2-4 32460 NULL nohasharray +disable_so_num_emulated_msrs_vardecl_x86_c_32460 num_emulated_msrs vardecl_x86.c 0 32460 &disable_so_bitmap_storage_alloc_fndecl_32460 +disable_so_C_SYSC_signalfd4_fndecl_32461 C_SYSC_signalfd4 fndecl 0-4 32461 NULL nohasharray +disable_so_io_ctl_read_bitmap_fndecl_32461 io_ctl_read_bitmap fndecl 0 32461 &disable_so_C_SYSC_signalfd4_fndecl_32461 +disable_so_address_u132_addr_32463 address u132_addr 0 32463 NULL +disable_so_att_dev_sas_addr_mvs_phy_32465 att_dev_sas_addr mvs_phy 0 32465 NULL +disable_so_next_status_checked_time_sp2_32472 next_status_checked_time sp2 0 32472 NULL +disable_so_address_i2400m_poke_table_32473 address i2400m_poke_table 0 32473 NULL +disable_so_time_slice_sched_rt_entity_32475 time_slice sched_rt_entity 0 32475 NULL nohasharray +disable_so_xfs_btree_ptr_to_daddr_fndecl_32475 xfs_btree_ptr_to_daddr fndecl 0 32475 &disable_so_time_slice_sched_rt_entity_32475 +disable_so_br_multicast_update_query_timer_fndecl_32479 br_multicast_update_query_timer fndecl 3 32479 NULL +disable_so_rpa_timeout_hci_dev_32482 rpa_timeout hci_dev 0 32482 NULL +disable_so_retry_delay_timestamp_bnx2fc_rport_32484 retry_delay_timestamp bnx2fc_rport 0 32484 NULL +disable_so_ext4_mark_bitmap_end_fndecl_32489 ext4_mark_bitmap_end fndecl 1-2 32489 NULL +disable_so_hw_start_time_ieee80211_roc_work_32492 hw_start_time ieee80211_roc_work 0 32492 NULL +disable_so_enq_busaddr_ips_ha_32493 enq_busaddr ips_ha 0 32493 NULL +disable_so_xfs_btree_rshift_fndecl_32496 xfs_btree_rshift fndecl 0 32496 NULL +disable_so_reqsize_ablkcipher_tfm_32500 reqsize ablkcipher_tfm 0 32500 NULL +disable_so_checkani_timer_ath_ani_32510 checkani_timer ath_ani 0 32510 NULL +disable_so_refdiv_cx24113_state_32517 refdiv cx24113_state 0 32517 NULL +disable_so_clock_divn_sym_hcb_32524 clock_divn sym_hcb 0 32524 NULL nohasharray +disable_so_delay_qla4_83xx_reset_entry_hdr_32524 delay qla4_83xx_reset_entry_hdr 0 32524 &disable_so_clock_divn_sym_hcb_32524 +disable_so_write_bitmap_entries_fndecl_32527 write_bitmap_entries fndecl 0 32527 NULL +disable_so_next_timer_tvec_base_32537 next_timer tvec_base 0 32537 NULL nohasharray +disable_so_daddr_irlan_cb_32537 daddr irlan_cb 0 32537 &disable_so_next_timer_tvec_base_32537 +disable_so_demod_address_dib3000_config_32538 demod_address dib3000_config 0 32538 NULL +disable_so_bc_blocklog_xfs_btree_cur_32544 bc_blocklog xfs_btree_cur 0 32544 NULL +disable_so_delay_rts_before_send_serial_rs485_32545 delay_rts_before_send serial_rs485 0 32545 NULL +disable_so___skb_tx_hash_fndecl_32547 __skb_tx_hash fndecl 0-3 32547 NULL +disable_so_get_mac_address_qlcnic_hardware_ops_32567 get_mac_address qlcnic_hardware_ops 3 32567 NULL +disable_so_cpu_clock_sample_fndecl_32583 cpu_clock_sample fndecl 1 32583 NULL +disable_so_n__fll_div_32585 n _fll_div 0 32585 NULL +disable_so_addr_l_qla2xxx_fce_chain_32589 addr_l qla2xxx_fce_chain 0 32589 NULL +disable_so___bitmap_weight_fndecl_32591 __bitmap_weight fndecl 0-2 32591 NULL +disable_so_cac_time_ms_wireless_dev_32596 cac_time_ms wireless_dev 0 32596 NULL +disable_so_spi_pioavailaddr_ipath_base_info_32598 spi_pioavailaddr ipath_base_info 0 32598 NULL +disable_so_timestamp_carm_msg_sync_time_32600 timestamp carm_msg_sync_time 0 32600 NULL +disable_so_kstrtoint_from_user_fndecl_32601 kstrtoint_from_user fndecl 2-0 32601 NULL +disable_so_rtc_read_time_fndecl_32605 rtc_read_time fndecl 0 32605 NULL +disable_so_intel_fuzzy_clock_check_fndecl_32608 intel_fuzzy_clock_check fndecl 1-2 32608 NULL +disable_so_beacon_interval_iwl_rxon_time_cmd_32609 beacon_interval iwl_rxon_time_cmd 0 32609 NULL nohasharray +disable_so_ac_etime_taskstats_32609 ac_etime taskstats 0 32609 &disable_so_beacon_interval_iwl_rxon_time_cmd_32609 +disable_so_pcie_sbdf_set_error_type_with_address_32610 pcie_sbdf set_error_type_with_address 0 32610 NULL nohasharray +disable_so_mwifiex_get_center_freq_index_fndecl_32610 mwifiex_get_center_freq_index fndecl 0-3 32610 &disable_so_pcie_sbdf_set_error_type_with_address_32610 +disable_so_table_instance_rehash_fndecl_32621 table_instance_rehash fndecl 2 32621 NULL +disable_so_btrfs_timespec_nsec_fndecl_32628 btrfs_timespec_nsec fndecl 0 32628 NULL +disable_so_pll2_r2_div_ad9523_platform_data_32641 pll2_r2_div ad9523_platform_data 0 32641 NULL +disable_so_ahash_op_unaligned_fndecl_32645 ahash_op_unaligned fndecl 0 32645 NULL +disable_so_pm3fb_calculate_clock_fndecl_32653 pm3fb_calculate_clock fndecl 1 32653 NULL +disable_so___load_block_bitmap_fndecl_32655 __load_block_bitmap fndecl 0-3 32655 NULL +disable_so_timeout_blk_mq_tag_set_32657 timeout blk_mq_tag_set 0 32657 NULL +disable_so_rangelow_v4l2_frequency_band_32670 rangelow v4l2_frequency_band 0 32670 NULL +disable_so_crypto_rng_get_bytes_fndecl_32675 crypto_rng_get_bytes fndecl 0-3 32675 NULL +disable_so_ns_ctime_the_nilfs_32681 ns_ctime the_nilfs 0 32681 NULL +disable_so_m41t80_sysfs_show_sqwfreq_fndecl_32683 m41t80_sysfs_show_sqwfreq fndecl 0 32683 NULL +disable_so_level_irq_udelay_cyttsp4_core_platform_data_32688 level_irq_udelay cyttsp4_core_platform_data 0 32688 NULL nohasharray +disable_so_gma_bus_addr__intel_private_32688 gma_bus_addr _intel_private 0 32688 &disable_so_level_irq_udelay_cyttsp4_core_platform_data_32688 +disable_so_e4000_sleep_fndecl_32694 e4000_sleep fndecl 0 32694 NULL +disable_so_snd_riptide_interrupt_fndecl_32696 snd_riptide_interrupt fndecl 1 32696 NULL nohasharray +disable_so_max_spi_freq_wm0010_priv_32696 max_spi_freq wm0010_priv 0 32696 &disable_so_snd_riptide_interrupt_fndecl_32696 +disable_so_s_mtime_ext4_super_block_32699 s_mtime ext4_super_block 0 32699 NULL +disable_so_dma_addr_dm1105_dev_32704 dma_addr dm1105_dev 0 32704 NULL +disable_so_vmx_preemption_timer_value_vmcs12_32707 vmx_preemption_timer_value vmcs12 0 32707 NULL nohasharray +disable_so_uid_fileEntry_32707 uid fileEntry 0 32707 &disable_so_vmx_preemption_timer_value_vmcs12_32707 +disable_so_saffirepro_both_clk_freq_get_fndecl_32709 saffirepro_both_clk_freq_get fndecl 0 32709 NULL +disable_so_cx231xx_s_frequency_fndecl_32713 cx231xx_s_frequency fndecl 0 32713 NULL +disable_so_sys_getgid_fndecl_32720 sys_getgid fndecl 0 32720 NULL +disable_so_tuner_address_zl10036_config_32733 tuner_address zl10036_config 0 32733 NULL +disable_so_max_medium_access_timeouts_store_fndecl_32735 max_medium_access_timeouts_store fndecl 0-4 32735 NULL +disable_so_cyapa_sleep_time_to_pwr_cmd_fndecl_32740 cyapa_sleep_time_to_pwr_cmd fndecl 0-1 32740 NULL +disable_so_s5m_rtc_read_time_fndecl_32755 s5m_rtc_read_time fndecl 0 32755 NULL +disable_so_i2c_read_le16_fndecl_32758 i2c_read_le16 fndecl 0 32758 NULL +disable_so_sysctl_rose_ack_hold_back_timeout_vardecl_32768 sysctl_rose_ack_hold_back_timeout vardecl 0 32768 NULL +disable_so_pentium4_get_frequency_fndecl_32777 pentium4_get_frequency fndecl 0 32777 NULL +disable_so_divider_phase_ad9523_channel_spec_32779 divider_phase ad9523_channel_spec 0 32779 NULL +disable_so_s_nr_groups_udf_bitmap_32784 s_nr_groups udf_bitmap 0 32784 NULL +disable_so_acpi_dev_runtime_resume_fndecl_32787 acpi_dev_runtime_resume fndecl 0 32787 NULL +disable_so_posted_intr_desc_addr_vmcs12_32788 posted_intr_desc_addr vmcs12 0 32788 NULL +disable_so_acpi_enter_sleep_state_fndecl_32791 acpi_enter_sleep_state fndecl 0-1 32791 NULL +disable_so_lola_init_clock_widget_fndecl_32800 lola_init_clock_widget fndecl 0 32800 NULL +disable_so_blocksize_ablkcipher_walk_32810 blocksize ablkcipher_walk 0 32810 NULL +disable_so_ctime_msdos_dir_entry_32811 ctime msdos_dir_entry 0 32811 NULL +disable_so_hpi_tuner_get_frequency_fndecl_32813 hpi_tuner_get_frequency fndecl 0-1 32813 NULL +disable_so_rhashtable_lookup_insert_fast_fndecl_32820 rhashtable_lookup_insert_fast fndecl 0 32820 NULL +disable_so_sync_freq_max8952_platform_data_32822 sync_freq max8952_platform_data 0 32822 NULL +disable_so_timeout_rc_dev_32826 timeout rc_dev 0 32826 NULL +disable_so_to_c2_data_addr_32827 to c2_data_addr 0 32827 NULL +disable_so_il4965_tfd_tb_get_addr_fndecl_32833 il4965_tfd_tb_get_addr fndecl 0 32833 NULL +disable_so_ctnl_timeout_dump_fndecl_32835 ctnl_timeout_dump fndecl 0 32835 NULL nohasharray +disable_so_nouveau_pmops_runtime_suspend_fndecl_32835 nouveau_pmops_runtime_suspend fndecl 0 32835 &disable_so_ctnl_timeout_dump_fndecl_32835 +disable_so_kvm_get_apic_interrupt_fndecl_32843 kvm_get_apic_interrupt fndecl 0 32843 NULL +disable_so_do_bit_flips_fndecl_32848 do_bit_flips fndecl 2 32848 NULL +disable_so_bitmap_xor_fndecl_32858 bitmap_xor fndecl 4 32858 NULL +disable_so_vdelay_bttv_tvnorm_32863 vdelay bttv_tvnorm 0 32863 NULL +disable_so_rt_dbmsignal_ipw_rt_hdr_32871 rt_dbmsignal ipw_rt_hdr 0 32871 NULL +disable_so_rtc_set_ntp_time_fndecl_32881 rtc_set_ntp_time fndecl 0 32881 NULL +disable_so_hash_conntrack_raw_fndecl_32882 hash_conntrack_raw fndecl 0 32882 NULL +disable_so_find_mc_by_sys_addr_fndecl_32888 find_mc_by_sys_addr fndecl 2 32888 NULL +disable_so_low_mcp_dma_addr_32890 low mcp_dma_addr 0 32890 NULL +disable_so_rds_cmsg_atomic_fndecl_32895 rds_cmsg_atomic fndecl 0 32895 NULL +disable_so___hw_addr_add_ex_fndecl_32899 __hw_addr_add_ex fndecl 0-3 32899 NULL +disable_so_xfs_btree_decrement_fndecl_32925 xfs_btree_decrement fndecl 0 32925 NULL +disable_so_nilfs_btree_prepare_propagate_v_fndecl_32937 nilfs_btree_prepare_propagate_v fndecl 0 32937 NULL +disable_so_m41t80_rtc_read_time_fndecl_32947 m41t80_rtc_read_time fndecl 0 32947 NULL +disable_so_address_ci_hdrc_32962 address ci_hdrc 0 32962 NULL +disable_so_tua9001_sleep_fndecl_32966 tua9001_sleep fndecl 0 32966 NULL +disable_so_pm_generic_runtime_resume_fndecl_32968 pm_generic_runtime_resume fndecl 0 32968 NULL +disable_so_dma_addr_chunk_32969 dma_addr chunk 0 32969 NULL +disable_so_dm_attr_uuid_show_fndecl_32981 dm_attr_uuid_show fndecl 0 32981 NULL +disable_so_ac_stime_acct_v3_32985 ac_stime acct_v3 0 32985 NULL +disable_so_int_freq_r820t_priv_32987 int_freq r820t_priv 0 32987 NULL +disable_so_r8_pt_regs_32990 r8 pt_regs 0 32990 NULL +disable_so_address_TAG_TW_SG_Entry_ISO_32992 address TAG_TW_SG_Entry_ISO 0 32992 NULL +disable_so_segment0_blkaddr_f2fs_super_block_32995 segment0_blkaddr f2fs_super_block 0 32995 NULL +disable_so_time_of_death_afs_vlocation_32996 time_of_death afs_vlocation 0 32996 NULL +disable_so_addrm_unknown_feature_attrs_fndecl_33000 addrm_unknown_feature_attrs fndecl 0 33000 NULL +disable_so_monotonic_time_sec_vsyscall_gtod_data_33004 monotonic_time_sec vsyscall_gtod_data 0 33004 NULL +disable_so_tv_hsync_delay_nv04_crtc_reg_33012 tv_hsync_delay nv04_crtc_reg 0 33012 NULL +disable_so_neigh_proc_base_reachable_time_fndecl_33013 neigh_proc_base_reachable_time fndecl 0 33013 NULL +disable_so_ocfs2_unlink_subtree_fndecl_33022 ocfs2_unlink_subtree fndecl 5 33022 NULL +disable_so_poll_time_max3100_port_33028 poll_time max3100_port 0 33028 NULL +disable_so_compat_sys_time_fndecl_33034 compat_sys_time fndecl 0 33034 NULL nohasharray +disable_so_m_osc_clock_freq_drxk_state_33034 m_osc_clock_freq drxk_state 0 33034 &disable_so_compat_sys_time_fndecl_33034 +disable_so_dev_addr_mmc_test_area_33044 dev_addr mmc_test_area 0 33044 NULL +disable_so_ntp_tick_timekeeper_33046 ntp_tick timekeeper 0 33046 NULL +disable_so_day_tomoyo_time_33064 day tomoyo_time 0 33064 NULL +disable_so_wait_time_stamp_lpfc_bsg_event_33070 wait_time_stamp lpfc_bsg_event 0 33070 NULL +disable_so_vblank_hi_lvds_dvo_timing_33077 vblank_hi lvds_dvo_timing 0 33077 NULL +disable_so_cycle_last_timecounter_33078 cycle_last timecounter 0 33078 NULL +disable_so_ql_write_page0_reg_fndecl_33082 ql_write_page0_reg fndecl 3 33082 NULL +disable_so_dma_addr_mic_smpt_33090 dma_addr mic_smpt 0 33090 NULL +disable_so_torture_random_fndecl_33096 torture_random fndecl 0 33096 NULL +disable_so_collect_signal_fndecl_33097 collect_signal fndecl 1 33097 NULL +disable_so_free_count_reiserfs_bitmap_info_33099 free_count reiserfs_bitmap_info 0 33099 NULL +disable_so_sys_clock_gettime_fndecl_33100 sys_clock_gettime fndecl 1 33100 NULL +disable_so_word_write_time_max_flchip_33105 word_write_time_max flchip 0 33105 NULL nohasharray +disable_so_y_gsc_addr_33105 y gsc_addr 0 33105 &disable_so_word_write_time_max_flchip_33105 +disable_so_prdaddr_atp_id_33111 prdaddr atp_id 0 33111 NULL nohasharray +disable_so_intel_fdi_link_freq_fndecl_33111 intel_fdi_link_freq fndecl 0 33111 &disable_so_prdaddr_atp_id_33111 +disable_so_soft_use_expires_seconds_xfrm_lifetime_cfg_33115 soft_use_expires_seconds xfrm_lifetime_cfg 0 33115 NULL +disable_so_strtobool_fndecl_33116 strtobool fndecl 0 33116 NULL +disable_so_smsc95xx_hash_fndecl_33122 smsc95xx_hash fndecl 0 33122 NULL +disable_so_mce_device_create_fndecl_33128 mce_device_create fndecl 1-0 33128 NULL +disable_so_ip6addrlbl_net_init_fndecl_33129 ip6addrlbl_net_init fndecl 0 33129 NULL +disable_so_brcms_b_set_addrmatch_fndecl_33130 brcms_b_set_addrmatch fndecl 2 33130 NULL +disable_so_tracer_tgid_ptrace_proc_event_33131 tracer_tgid ptrace_proc_event 0 33131 NULL +disable_so_pretimeout_vardecl_kempld_wdt_c_33137 pretimeout vardecl_kempld_wdt.c 0 33137 NULL +disable_so_o2net_set_usertimeout_fndecl_33145 o2net_set_usertimeout fndecl 0 33145 NULL nohasharray +disable_so_cryptd_blkcipher_encrypt_enqueue_fndecl_33145 cryptd_blkcipher_encrypt_enqueue fndecl 0 33145 &disable_so_o2net_set_usertimeout_fndecl_33145 +disable_so_q_stime_msg_queue_33150 q_stime msg_queue 0 33150 NULL +disable_so_cursor_cache_gpu_addr_ast_private_33160 cursor_cache_gpu_addr ast_private 0 33160 NULL +disable_so_clockid_to_kclock_fndecl_33163 clockid_to_kclock fndecl 1 33163 NULL +disable_so_address_ipr_ioadl64_desc_33170 address ipr_ioadl64_desc 0 33170 NULL +disable_so_wl1271_acx_sleep_auth_fndecl_33172 wl1271_acx_sleep_auth fndecl 0 33172 NULL nohasharray +disable_so_addr_mii_phy_33172 addr mii_phy 0 33172 &disable_so_wl1271_acx_sleep_auth_fndecl_33172 +disable_so_cr_camif_addr_33181 cr camif_addr 0 33181 NULL +disable_so___bch_btree_mark_key_fndecl_33194 __bch_btree_mark_key fndecl 2 33194 NULL +disable_so_mem_addr_m3_list_33199 mem_addr m3_list 0 33199 NULL +disable_so_start_time_tx_traffic_info_33206 start_time tx_traffic_info 0 33206 NULL +disable_so_crypto_aead_decrypt_fndecl_33207 crypto_aead_decrypt fndecl 0 33207 NULL +disable_so_i_mtime_ext2_inode_33209 i_mtime ext2_inode 0 33209 NULL +disable_so_mei_me_pm_runtime_resume_fndecl_33216 mei_me_pm_runtime_resume fndecl 0 33216 NULL +disable_so_irq_free_descs_fndecl_33218 irq_free_descs fndecl 1-2 33218 NULL +disable_so_tune_freq_si476x_radio_ops_33229 tune_freq si476x_radio_ops 0 33229 NULL +disable_so_increase_address_space_fndecl_33247 increase_address_space fndecl 2 33247 NULL +disable_so_ps_timeout_vardecl_pseudo_h_33252 ps_timeout vardecl_pseudo.h 0 33252 NULL +disable_so_init_jiffies_clocksource_fndecl_33253 init_jiffies_clocksource fndecl 0 33253 NULL +disable_so_do_cpu_nanosleep_fndecl_33255 do_cpu_nanosleep fndecl 1 33255 NULL +disable_so_efi_thunk_set_virtual_address_map_fndecl_33273 efi_thunk_set_virtual_address_map fndecl 2-3 33273 NULL +disable_so_ring_physaddr_fbr_lookup_33275 ring_physaddr fbr_lookup 0 33275 NULL +disable_so_wakeup_prevent_sleep_time_show_fndecl_33280 wakeup_prevent_sleep_time_show fndecl 0 33280 NULL nohasharray +disable_so_isi_camera_clock_start_fndecl_33280 isi_camera_clock_start fndecl 0 33280 &disable_so_wakeup_prevent_sleep_time_show_fndecl_33280 nohasharray +disable_so_rsdt_physical_address_acpi_table_rsdp_33280 rsdt_physical_address acpi_table_rsdp 0 33280 &disable_so_isi_camera_clock_start_fndecl_33280 nohasharray +disable_so_ccp_aes_rfc3686_setkey_fndecl_33280 ccp_aes_rfc3686_setkey fndecl 3 33280 &disable_so_rsdt_physical_address_acpi_table_rsdp_33280 +disable_so_jiffies_to_clock_t_fndecl_33285 jiffies_to_clock_t fndecl 0-1 33285 NULL +disable_so_gpu_addr_radeon_ib_33291 gpu_addr radeon_ib 0 33291 NULL +disable_so_crypto_rfc4106_setkey_fndecl_33297 crypto_rfc4106_setkey fndecl 0-3 33297 NULL +disable_so_crypto_rfc4309_encrypt_fndecl_33306 crypto_rfc4309_encrypt fndecl 0 33306 NULL +disable_so_xhci_calculate_lpm_timeout_fndecl_33310 xhci_calculate_lpm_timeout fndecl 0 33310 NULL +disable_so_addr_high_mcp_kreq_ether_send_33319 addr_high mcp_kreq_ether_send 0 33319 NULL +disable_so_calc_divisor_fndecl_33333 calc_divisor fndecl 0 33333 NULL +disable_so_i2c_address_dib0070_config_33334 i2c_address dib0070_config 0 33334 NULL +disable_so_alloc_sleep_millisecs_show_fndecl_33339 alloc_sleep_millisecs_show fndecl 0 33339 NULL nohasharray +disable_so_hpi_tuner_set_frequency_fndecl_33339 hpi_tuner_set_frequency fndecl 0-1 33339 &disable_so_alloc_sleep_millisecs_show_fndecl_33339 +disable_so_sysctl_aarp_tick_time_vardecl_33343 sysctl_aarp_tick_time vardecl 0 33343 NULL +disable_so_stv0367cab_set_derot_freq_fndecl_33348 stv0367cab_set_derot_freq fndecl 0-2-3 33348 NULL +disable_so_pkt_phys_addr_mwl8k_tx_desc_33350 pkt_phys_addr mwl8k_tx_desc 0 33350 NULL +disable_so_addr_low_lancer_cmd_req_write_object_33351 addr_low lancer_cmd_req_write_object 0 33351 NULL +disable_so_posix_timer_id_signal_struct_33352 posix_timer_id signal_struct 0 33352 NULL +disable_so_s_mtime_ext2_super_block_33353 s_mtime ext2_super_block 0 33353 NULL +disable_so_freq_wmi_remain_on_chnl_event_33368 freq wmi_remain_on_chnl_event 0 33368 NULL +disable_so_token_time_sfb_sched_data_33369 token_time sfb_sched_data 0 33369 NULL nohasharray +disable_so_kvmclock_offset_kvm_arch_33369 kvmclock_offset kvm_arch 0 33369 &disable_so_token_time_sfb_sched_data_33369 +disable_so_pipelines_addr_device_queue_manager_33373 pipelines_addr device_queue_manager 0 33373 NULL +disable_so_nilfs_btree_prepare_convert_and_insert_fndecl_33375 nilfs_btree_prepare_convert_and_insert fndecl 0-2 33375 NULL +disable_so_hash_netnet6_expire_fndecl_33396 hash_netnet6_expire fndecl 4 33396 NULL +disable_so_ticks_snd_timer_hardware_33398 ticks snd_timer_hardware 0 33398 NULL nohasharray +disable_so_pci_bus_max_busnr_fndecl_33398 pci_bus_max_busnr fndecl 0 33398 &disable_so_ticks_snd_timer_hardware_33398 +disable_so_start_time_search_33410 start_time search 0 33410 NULL +disable_so_flip_addr_intel_overlay_33431 flip_addr intel_overlay 0 33431 NULL +disable_so_sync_single_for_cpu_dma_map_ops_33433 sync_single_for_cpu dma_map_ops 2-3 33433 NULL +disable_so_di_ctime_logfs_disk_inode_33435 di_ctime logfs_disk_inode 0 33435 NULL +disable_so_ocfs2_divide_xattr_bucket_fndecl_33455 ocfs2_divide_xattr_bucket fndecl 0 33455 NULL +disable_so_sbp_tpg_attrib_show_mgt_orb_timeout_fndecl_33467 sbp_tpg_attrib_show_mgt_orb_timeout fndecl 0 33467 NULL +disable_so_btrfs_set_free_space_bitmaps_fndecl_33481 btrfs_set_free_space_bitmaps fndecl 3 33481 NULL +disable_so_demod_address_stv0299_config_33483 demod_address stv0299_config 0 33483 NULL +disable_so_lbs_sleepparams_write_fndecl_33488 lbs_sleepparams_write fndecl 0-3 33488 NULL +disable_so_start_time_edac_device_ctl_info_33489 start_time edac_device_ctl_info 0 33489 NULL +disable_so_addr_f71805f_data_33493 addr f71805f_data 0 33493 NULL +disable_so_mcgcap_mce_33500 mcgcap mce 0 33500 NULL +disable_so___smp_spurious_interrupt_fndecl_33501 __smp_spurious_interrupt fndecl 1 33501 NULL +disable_so_acpi_pad_rrtime_show_fndecl_33511 acpi_pad_rrtime_show fndecl 0 33511 NULL +disable_so_crypto_ctr_module_init_fndecl_33512 crypto_ctr_module_init fndecl 0 33512 NULL +disable_so_dtim_time_iwl_mac_data_sta_33519 dtim_time iwl_mac_data_sta 0 33519 NULL +disable_so_start_signal_voltage_switch_mmc_host_ops_33520 start_signal_voltage_switch mmc_host_ops 0 33520 NULL +disable_so_ui_atime_ufs2_inode_33541 ui_atime ufs2_inode 0 33541 NULL nohasharray +disable_so_pll_prediv_dib0090_io_config_33541 pll_prediv dib0090_io_config 0 33541 &disable_so_ui_atime_ufs2_inode_33541 +disable_so_synchronize_irq_fndecl_33551 synchronize_irq fndecl 1 33551 NULL +disable_so_addrconf_disable_ipv6_fndecl_33555 addrconf_disable_ipv6 fndecl 0 33555 NULL +disable_so_addr_RxDesc_33558 addr RxDesc 0 33558 NULL +disable_so_rtc_irq_set_freq_fndecl_33559 rtc_irq_set_freq fndecl 0 33559 NULL +disable_so_md4_mod_init_fndecl_33560 md4_mod_init fndecl 0 33560 NULL +disable_so_addr_1_qla8044_minidump_entry_pollwr_33561 addr_1 qla8044_minidump_entry_pollwr 0 33561 NULL +disable_so_decnet_address_vardecl_33562 decnet_address vardecl 0 33562 NULL +disable_so_tx_bseq_addr_bnx2_tx_ring_info_33563 tx_bseq_addr bnx2_tx_ring_info 0 33563 NULL +disable_so_clock_sched_clock_data_33565 clock sched_clock_data 0 33565 NULL +disable_so_va_uid_coda_vattr_33569 va_uid coda_vattr 0 33569 NULL +disable_so_timeout_RioCommand_33570 timeout RioCommand 0 33570 NULL +disable_so_ramp_time_pcf50633_bl_platform_data_33574 ramp_time pcf50633_bl_platform_data 0 33574 NULL +disable_so_bitmap_init_from_disk_fndecl_33575 bitmap_init_from_disk fndecl 2 33575 NULL +disable_so_startaddr_banshee_reg_33580 startaddr banshee_reg 0 33580 NULL +disable_so_intel_pipe_to_cpu_transcoder_fndecl_33581 intel_pipe_to_cpu_transcoder fndecl 0-2 33581 NULL nohasharray +disable_so_ctl_addr_ide_io_ports_33581 ctl_addr ide_io_ports 0 33581 &disable_so_intel_pipe_to_cpu_transcoder_fndecl_33581 +disable_so_ext4_read_inode_bitmap_fndecl_33583 ext4_read_inode_bitmap fndecl 2 33583 NULL +disable_so_ims_pcu_ofn_bit_store_fndecl_33597 ims_pcu_ofn_bit_store fndecl 0-4 33597 NULL +disable_so___bitmap_clear_bits_fndecl_33603 __bitmap_clear_bits fndecl 3-4 33603 NULL +disable_so_cg_spll_spread_spectrum_2_rv730_clock_registers_33607 cg_spll_spread_spectrum_2 rv730_clock_registers 0 33607 NULL +disable_so_cs5535_mfgpt_alloc_timer_fndecl_33609 cs5535_mfgpt_alloc_timer fndecl 1 33609 NULL +disable_so_to_maxval_rpc_timeout_33618 to_maxval rpc_timeout 0 33618 NULL nohasharray +disable_so_freq_freq_tbl_33618 freq freq_tbl 0 33618 &disable_so_to_maxval_rpc_timeout_33618 +disable_so_hpi_sample_clock_set_auto_fndecl_33619 hpi_sample_clock_set_auto fndecl 1-0 33619 NULL +disable_so_addr_lo_freelQ_e_33620 addr_lo freelQ_e 0 33620 NULL +disable_so_addr_via686a_data_33627 addr via686a_data 0 33627 NULL +disable_so_seq_time_vardecl_33630 seq_time vardecl 0 33630 NULL +disable_so_tgid_task_struct_33635 tgid task_struct 0 33635 NULL nohasharray +disable_so_index_addr_read_data_fndecl_33635 index_addr_read_data fndecl 2 33635 &disable_so_tgid_task_struct_33635 +disable_so_random_fasync_fndecl_33642 random_fasync fndecl 1 33642 NULL +disable_so_snd_usb_mixer_interrupt_v2_fndecl_33643 snd_usb_mixer_interrupt_v2 fndecl 3 33643 NULL +disable_so_vq_vram_addr_viafb_shared_33653 vq_vram_addr viafb_shared 0 33653 NULL +disable_so_key_index_wmi_add_cipher_key_cmd_33662 key_index wmi_add_cipher_key_cmd 0 33662 NULL +disable_so_tpu_pwm_timer_start_fndecl_33663 tpu_pwm_timer_start fndecl 0 33663 NULL +disable_so_interrupt_in_interval_lego_usb_tower_33664 interrupt_in_interval lego_usb_tower 0 33664 NULL +disable_so_pr_gid_compat_elf_prpsinfo_33667 pr_gid compat_elf_prpsinfo 0 33667 NULL +disable_so_sinit_max_init_timeo_sctp_initmsg_33681 sinit_max_init_timeo sctp_initmsg 0 33681 NULL +disable_so_sdev_store_eh_timeout_fndecl_33688 sdev_store_eh_timeout fndecl 0-4 33688 NULL +disable_so_uid_ceph_mds_caps_33696 uid ceph_mds_caps 0 33696 NULL +disable_so_min_timeout_rc_dev_33699 min_timeout rc_dev 0 33699 NULL +disable_so_addr_alx_rfd_33711 addr alx_rfd 0 33711 NULL +disable_so_pwm_divisor_max77693_haptic_33724 pwm_divisor max77693_haptic 0 33724 NULL +disable_so_cb710_mmc_select_clock_divider_fndecl_33732 cb710_mmc_select_clock_divider fndecl 2 33732 NULL +disable_so_service_timer_previous_i40e_pf_33743 service_timer_previous i40e_pf 0 33743 NULL +disable_so_btree_gc_count_keys_fndecl_33745 btree_gc_count_keys fndecl 0 33745 NULL +disable_so_max_usec_vnic_intr_coal_timer_info_33753 max_usec vnic_intr_coal_timer_info 0 33753 NULL +disable_so_force_hpet_address_vardecl_33758 force_hpet_address vardecl 0 33758 NULL +disable_so_fl_addr_fib_result_nl_33759 fl_addr fib_result_nl 0 33759 NULL +disable_so_cx231xx_i2c_recv_bytes_with_saddr_fndecl_33773 cx231xx_i2c_recv_bytes_with_saddr fndecl 0 33773 NULL +disable_so_cursor_addr_radeon_crtc_33776 cursor_addr radeon_crtc 0 33776 NULL +disable_so_btrfs_update_time_fndecl_33780 btrfs_update_time fndecl 0 33780 NULL +disable_so_from_kuid_munged_fndecl_33783 from_kuid_munged fndecl 0 33783 NULL +disable_so_irda_discover_daddr_and_lsap_sel_fndecl_33786 irda_discover_daddr_and_lsap_sel fndecl 0 33786 NULL +disable_so_efx_probe_interrupts_fndecl_33793 efx_probe_interrupts fndecl 0 33793 NULL +disable_so_custom_divisor_cyclades_port_33795 custom_divisor cyclades_port 0 33795 NULL +disable_so_uli526x_interrupt_fndecl_33800 uli526x_interrupt fndecl 1 33800 NULL +disable_so_ocrdma_add_stat_fndecl_33807 ocrdma_add_stat fndecl 0 33807 NULL +disable_so_btrfs_set_token_inode_uid_fndecl_33810 btrfs_set_token_inode_uid fndecl 3 33810 NULL +disable_so_iowrite32_rep_fndecl_33813 iowrite32_rep fndecl 3 33813 NULL +disable_so_sys_setresgid_fndecl_33818 sys_setresgid fndecl 0-1-2-3 33818 NULL +disable_so_radeon_dp_get_dp_link_clock_fndecl_33823 radeon_dp_get_dp_link_clock fndecl 0-3 33823 NULL +disable_so_timeout__synclinkmp_info_33838 timeout _synclinkmp_info 0 33838 NULL +disable_so_phys_addr_esas2r_mem_desc_33844 phys_addr esas2r_mem_desc 0 33844 NULL +disable_so_cpufreq_register_notifier_fndecl_33845 cpufreq_register_notifier fndecl 0 33845 NULL +disable_so_ufx_reg_write_fndecl_33849 ufx_reg_write fndecl 3 33849 NULL +disable_so_kstrtou8_from_user_fndecl_33852 kstrtou8_from_user fndecl 0-2 33852 NULL +disable_so_hpi_sample_clock_get_local_rate_fndecl_33857 hpi_sample_clock_get_local_rate fndecl 1-0 33857 NULL +disable_so_hor_sync_start_via_display_timing_33861 hor_sync_start via_display_timing 0 33861 NULL +disable_so_seq_netlbl_domhsh_walk_arg_33872 seq netlbl_domhsh_walk_arg 0 33872 NULL +disable_so_wrmsrl_on_cpu_fndecl_33873 wrmsrl_on_cpu fndecl 0-1 33873 NULL +disable_so_cpu_to_vringh32_fndecl_33880 cpu_to_vringh32 fndecl 0-2 33880 NULL +disable_so_ni_do_program_memory_timing_parameters_fndecl_33886 ni_do_program_memory_timing_parameters fndecl 0 33886 NULL +disable_so_comp_addr_hi_dmae_command_33889 comp_addr_hi dmae_command 0 33889 NULL +disable_so_wl18xx_acx_interrupt_notify_config_fndecl_33899 wl18xx_acx_interrupt_notify_config fndecl 0 33899 NULL +disable_so_creation_time_iscsi_session_33906 creation_time iscsi_session 0 33906 NULL nohasharray +disable_so_via_clock_vardecl_pata_via_c_33906 via_clock vardecl_pata_via.c 0 33906 &disable_so_creation_time_iscsi_session_33906 nohasharray +disable_so_bnx2x_get_rxhash_fndecl_33906 bnx2x_get_rxhash fndecl 0 33906 &disable_so_via_clock_vardecl_pata_via_c_33906 +disable_so_mmio_readl_intel_uncore_funcs_33910 mmio_readl intel_uncore_funcs 0-2 33910 NULL +disable_so_refresh_time_e1000_fc_info_33911 refresh_time e1000_fc_info 0 33911 NULL +disable_so_hash_fname_33923 hash fname 0 33923 NULL +disable_so_sysctl_netrom_transport_timeout_vardecl_33929 sysctl_netrom_transport_timeout vardecl 0 33929 NULL +disable_so_cg_spll_func_cntl_si_clock_registers_33932 cg_spll_func_cntl si_clock_registers 0 33932 NULL +disable_so_img_ir_free_timing_fndecl_33939 img_ir_free_timing fndecl 0-2 33939 NULL +disable_so_max_tsc_khz_vardecl_x86_c_33942 max_tsc_khz vardecl_x86.c 0 33942 NULL +disable_so_timeout_a_tpm_vendor_specific_33951 timeout_a tpm_vendor_specific 0 33951 NULL +disable_so_generic_cmd6_time_mmc_ext_csd_33957 generic_cmd6_time mmc_ext_csd 0 33957 NULL +disable_so_subnet_timeout_qib_ibport_33973 subnet_timeout qib_ibport 0 33973 NULL nohasharray +disable_so_ring_iowrite16desc_fndecl_33973 ring_iowrite16desc fndecl 2 33973 &disable_so_subnet_timeout_qib_ibport_33973 nohasharray +disable_so_freq_tiny_spi_33973 freq tiny_spi 0 33973 &disable_so_ring_iowrite16desc_fndecl_33973 +disable_so_ip6addrlbl_del_fndecl_33977 ip6addrlbl_del fndecl 0-4 33977 NULL +disable_so_btree_readpage_fndecl_33979 btree_readpage fndecl 0 33979 NULL +disable_so_ifa_broadcast_in_ifaddr_33999 ifa_broadcast in_ifaddr 0 33999 NULL +disable_so___cpuidle_register_device_fndecl_34012 __cpuidle_register_device fndecl 0 34012 NULL +disable_so_hpfs_prefetch_bitmap_fndecl_34014 hpfs_prefetch_bitmap fndecl 2 34014 NULL +disable_so_cur_freq_lbtf_private_34017 cur_freq lbtf_private 0 34017 NULL +disable_so_pxa2xx_ssp_get_clk_div_fndecl_34021 pxa2xx_ssp_get_clk_div fndecl 0-3 34021 NULL +disable_so_data_addr_acpi_ec_34022 data_addr acpi_ec 0 34022 NULL +disable_so_sdev_runtime_resume_fndecl_34033 sdev_runtime_resume fndecl 0 34033 NULL nohasharray +disable_so_get_aux_clock_divider_intel_dp_34033 get_aux_clock_divider intel_dp 0 34033 &disable_so_sdev_runtime_resume_fndecl_34033 +disable_so_proc_tgid_io_accounting_fndecl_34034 proc_tgid_io_accounting fndecl 0 34034 NULL +disable_so_long_timeout_scsi_tape_34043 long_timeout scsi_tape 0 34043 NULL +disable_so_crypto_authenc_esn_givencrypt_done_fndecl_34047 crypto_authenc_esn_givencrypt_done fndecl 2 34047 NULL +disable_so_addr_wil_fw_data_dwrite_34059 addr wil_fw_data_dwrite 0 34059 NULL +disable_so_shash_prepare_alg_fndecl_34073 shash_prepare_alg fndecl 0 34073 NULL +disable_so_ccp_register_aes_algs_fndecl_34079 ccp_register_aes_algs fndecl 0 34079 NULL +disable_so_addr_mwifiex_dma_mapping_34088 addr mwifiex_dma_mapping 0 34088 NULL +disable_so_signal_level_hfa384x_comms_quality_34089 signal_level hfa384x_comms_quality 0 34089 NULL +disable_so_per_jiffies_stats_dib7000p_state_34090 per_jiffies_stats dib7000p_state 0 34090 NULL nohasharray +disable_so__ocrdma_pd_mgr_put_bitmap_fndecl_34090 _ocrdma_pd_mgr_put_bitmap fndecl 0-2 34090 &disable_so_per_jiffies_stats_dib7000p_state_34090 +disable_so_rt_mutex_timed_lock_fndecl_34096 rt_mutex_timed_lock fndecl 0 34096 NULL +disable_so_addr_i2c_device_34103 addr i2c_device 0 34103 NULL +disable_so_run_nmi_sleep_test_fndecl_34107 run_nmi_sleep_test fndecl 1 34107 NULL +disable_so_distribute_cfs_runtime_fndecl_34121 distribute_cfs_runtime fndecl 0-2-3 34121 NULL +disable_so_iscsi_nacl_attrib_store_nopin_response_timeout_fndecl_34124 iscsi_nacl_attrib_store_nopin_response_timeout fndecl 0-3 34124 NULL +disable_so_bi_len_gfs2_bitmap_34126 bi_len gfs2_bitmap 0 34126 NULL +disable_so_qdiv_mode_skl_wrpll_params_34127 qdiv_mode skl_wrpll_params 0 34127 NULL +disable_so_cpuidle_enable_device_fndecl_34132 cpuidle_enable_device fndecl 0 34132 NULL +disable_so_timer_slack_ns_task_struct_34139 timer_slack_ns task_struct 0 34139 NULL +disable_so_mic_max_system_addr_fndecl_34141 mic_max_system_addr fndecl 0 34141 NULL nohasharray +disable_so_ima_calc_file_shash_fndecl_34141 ima_calc_file_shash fndecl 0 34141 &disable_so_mic_max_system_addr_fndecl_34141 +disable_so_lm3533_led_get_hw_delay_fndecl_34142 lm3533_led_get_hw_delay fndecl 0 34142 NULL +disable_so_nd_ipv4_address_o2nm_node_34144 nd_ipv4_address o2nm_node 0 34144 NULL +disable_so_r28_val_fc2580_freq_regs_34150 r28_val fc2580_freq_regs 0 34150 NULL +disable_so_musb_read_txfunaddr_fndecl_34175 musb_read_txfunaddr fndecl 2-0 34175 NULL +disable_so_offset_addr_pch_udc_ep_34177 offset_addr pch_udc_ep 0 34177 NULL +disable_so_stv0900_get_carr_freq_fndecl_34190 stv0900_get_carr_freq fndecl 0-2 34190 NULL +disable_so_base_addr_user_desc_34191 base_addr user_desc 0 34191 NULL +disable_so_hi_cfg_timing_div_drxj_data_34197 hi_cfg_timing_div drxj_data 0 34197 NULL +disable_so_sha1_mb_async_finup_fndecl_34207 sha1_mb_async_finup fndecl 0 34207 NULL +disable_so_hpi_outstream_set_time_scale_fndecl_34210 hpi_outstream_set_time_scale fndecl 1-0 34210 NULL +disable_so_keyup_jiffies_rc_dev_34213 keyup_jiffies rc_dev 0 34213 NULL +disable_so_inet_sk_reselect_saddr_fndecl_34214 inet_sk_reselect_saddr fndecl 0 34214 NULL +disable_so_cm_ack_timeout_fndecl_34216 cm_ack_timeout fndecl 0-1-2 34216 NULL nohasharray +disable_so_req_consumer_index_phy_addr_high_ql3_adapter_34216 req_consumer_index_phy_addr_high ql3_adapter 0 34216 &disable_so_cm_ack_timeout_fndecl_34216 +disable_so_nsec_to_clock_t_fndecl_34222 nsec_to_clock_t fndecl 0-1 34222 NULL +disable_so_pch_systime_write_fndecl_34223 pch_systime_write fndecl 2 34223 NULL +disable_so_addr_uio_mem_34242 addr uio_mem 0 34242 NULL +disable_so_xfs_btree_split_fndecl_34248 xfs_btree_split fndecl 0 34248 NULL +disable_so_address_acpi_pct_register_34258 address acpi_pct_register 0 34258 NULL +disable_so_ci_otg_fsm_add_timer_fndecl_34261 ci_otg_fsm_add_timer fndecl 2 34261 NULL +disable_so_snd_timer_resolution_fndecl_34272 snd_timer_resolution fndecl 0 34272 NULL +disable_so_delay_rts_after_send_serial_rs485_34273 delay_rts_after_send serial_rs485 0 34273 NULL nohasharray +disable_so_set_msr_interception_fndecl_34273 set_msr_interception fndecl 2 34273 &disable_so_delay_rts_after_send_serial_rs485_34273 +disable_so_qla4xxx_fw_ext_timestamp_show_fndecl_34274 qla4xxx_fw_ext_timestamp_show fndecl 0 34274 NULL +disable_so_hash_ipport6_expire_fndecl_34286 hash_ipport6_expire fndecl 4 34286 NULL +disable_so_da9063_rtc_set_time_fndecl_34291 da9063_rtc_set_time fndecl 0 34291 NULL nohasharray +disable_so_early_cpu_to_node_fndecl_34291 early_cpu_to_node fndecl 0 34291 &disable_so_da9063_rtc_set_time_fndecl_34291 +disable_so_port_io_addr_34293 port io_addr 0 34293 NULL +disable_so_nilfs_palloc_bitmap_blkoff_fndecl_34306 nilfs_palloc_bitmap_blkoff fndecl 0-2 34306 NULL +disable_so_last_delaylps_stamp_jiffies_rtl_ps_ctl_34320 last_delaylps_stamp_jiffies rtl_ps_ctl 0 34320 NULL nohasharray +disable_so_tunedfreq_s5h1420_state_34320 tunedfreq s5h1420_state 0 34320 &disable_so_last_delaylps_stamp_jiffies_rtl_ps_ctl_34320 +disable_so_rd16_nvkm_ofuncs_34339 rd16 nvkm_ofuncs 0-2 34339 NULL +disable_so_cipher_cfg_offset_icp_qat_fw_cipher_cd_ctrl_hdr_34345 cipher_cfg_offset icp_qat_fw_cipher_cd_ctrl_hdr 0 34345 NULL +disable_so_eeprom_delay_ipw_priv_34346 eeprom_delay ipw_priv 0 34346 NULL nohasharray +disable_so_hpi_tone_detector_get_frequency_fndecl_34346 hpi_tone_detector_get_frequency fndecl 0-1 34346 &disable_so_eeprom_delay_ipw_priv_34346 +disable_so_intr_timer_type_vnic_fc_config_34351 intr_timer_type vnic_fc_config 0 34351 NULL +disable_so_skcipher_null_crypt_fndecl_34354 skcipher_null_crypt fndecl 0-4 34354 NULL +disable_so_ac_stime_taskstats_34355 ac_stime taskstats 0 34355 NULL +disable_so_set_bit_to_user_fndecl_34358 set_bit_to_user fndecl 0 34358 NULL +disable_so_sip_timeout_vardecl_nf_conntrack_sip_c_34365 sip_timeout vardecl_nf_conntrack_sip.c 0 34365 NULL +disable_so_map_addr_fndecl_34371 map_addr fndecl 2-3-6-7 34371 NULL +disable_so_rds_sysctl_reconnect_min_jiffies_vardecl_34380 rds_sysctl_reconnect_min_jiffies vardecl 0 34380 NULL +disable_so_note_interrupt_fndecl_34381 note_interrupt fndecl 1 34381 NULL +disable_so_addr_nv50_sync_34383 addr nv50_sync 0 34383 NULL +disable_so_clock_gate_dis2_vlv_s0ix_state_34384 clock_gate_dis2 vlv_s0ix_state 0 34384 NULL +disable_so_sctp_add_bind_addr_fndecl_34385 sctp_add_bind_addr fndecl 4 34385 NULL nohasharray +disable_so_crypto_comp_decompress_fndecl_34385 crypto_comp_decompress fndecl 3 34385 &disable_so_sctp_add_bind_addr_fndecl_34385 +disable_so_s5h1409_sleep_fndecl_34392 s5h1409_sleep fndecl 2 34392 NULL +disable_so_i2c_address_mt2266_config_34394 i2c_address mt2266_config 0 34394 NULL +disable_so_ext4_inode_bitmap_csum_verify_fndecl_34396 ext4_inode_bitmap_csum_verify fndecl 2-5 34396 NULL +disable_so_blocksize_crypto_report_cipher_34404 blocksize crypto_report_cipher 0 34404 NULL +disable_so_min_dwell_time_active_conf_scan_settings_34406 min_dwell_time_active conf_scan_settings 0 34406 NULL +disable_so_sec_ptp_clock_time_34411 sec ptp_clock_time 0 34411 NULL nohasharray +disable_so_vxlan_nla_get_addr_fndecl_34411 vxlan_nla_get_addr fndecl 0 34411 &disable_so_sec_ptp_clock_time_34411 +disable_so_psb_intel_sdvo_create_preferred_input_timing_fndecl_34416 psb_intel_sdvo_create_preferred_input_timing fndecl 3-4 34416 NULL +disable_so_decode_attr_bitmap_fndecl_34420 decode_attr_bitmap fndecl 0 34420 NULL +disable_so_address_acpi_mem_space_context_34426 address acpi_mem_space_context 0 34426 NULL +disable_so_netlbl_domhsh_hash_fndecl_34442 netlbl_domhsh_hash fndecl 0 34442 NULL +disable_so_bdbar_addr_ichdev_34446 bdbar_addr ichdev 0 34446 NULL +disable_so_ksm_thread_sleep_millisecs_vardecl_ksm_c_34451 ksm_thread_sleep_millisecs vardecl_ksm.c 0 34451 NULL +disable_so_signal_ieee80211_rx_status_34458 signal ieee80211_rx_status 0 34458 NULL +disable_so_dma_addr_cxio_hal_ctrl_qp_34469 dma_addr cxio_hal_ctrl_qp 0 34469 NULL +disable_so_ata_lookup_timeout_table_fndecl_34470 ata_lookup_timeout_table fndecl 1 34470 NULL +disable_so_sk_rmem_schedule_fndecl_34476 sk_rmem_schedule fndecl 3 34476 NULL +disable_so_end_seq_tcp_sack_block_34486 end_seq tcp_sack_block 0 34486 NULL +disable_so_min_delay_intel_ilk_power_mgmt_34505 min_delay intel_ilk_power_mgmt 0 34505 NULL +disable_so_sol_time_fcoe_ctlr_34513 sol_time fcoe_ctlr 0 34513 NULL +disable_so_spu_set_interrupt_mode_fndecl_34518 spu_set_interrupt_mode fndecl 0 34518 NULL +disable_so_stmmac_interrupt_fndecl_34535 stmmac_interrupt fndecl 1 34535 NULL +disable_so_sin6_family_sockaddr_in6_34544 sin6_family sockaddr_in6 0 34544 NULL +disable_so_mem_addr__drm_via_descriptor_34550 mem_addr _drm_via_descriptor 0 34550 NULL +disable_so_root_server_addr_vardecl_34556 root_server_addr vardecl 0 34556 NULL +disable_so_pfkey_sadb_addr2xfrm_addr_fndecl_34565 pfkey_sadb_addr2xfrm_addr fndecl 0 34565 NULL +disable_so_map_sip_addr_fndecl_34566 map_sip_addr fndecl 2-3 34566 NULL +disable_so_path_refresh_time_mesh_config_34567 path_refresh_time mesh_config 0 34567 NULL nohasharray +disable_so_ccp_register_sha_algs_fndecl_34567 ccp_register_sha_algs fndecl 0 34567 &disable_so_path_refresh_time_mesh_config_34567 +disable_so_max_tx_power_mwifiex_chan_freq_power_34571 max_tx_power mwifiex_chan_freq_power 0 34571 NULL +disable_so_last_mlx4_bitmap_34590 last mlx4_bitmap 0 34590 NULL +disable_so_alloc_cpumask_var_fndecl_34599 alloc_cpumask_var fndecl 2 34599 NULL +disable_so_addr_macb_dma_desc_34600 addr macb_dma_desc 0 34600 NULL +disable_so_eee_timer_vardecl_sxgbe_main_c_34602 eee_timer vardecl_sxgbe_main.c 0 34602 NULL nohasharray +disable_so_rdx_kvm_regs_34602 rdx kvm_regs 0 34602 &disable_so_eee_timer_vardecl_sxgbe_main_c_34602 +disable_so_rsi_kvm_regs_34605 rsi kvm_regs 0 34605 NULL +disable_so_task_tgid_nr_ns_fndecl_34623 task_tgid_nr_ns fndecl 0 34623 NULL +disable_so_saddr_irnet_log_34630 saddr irnet_log 0 34630 NULL +disable_so_timestart_edc_34631 timestart edc 0 34631 NULL +disable_so_saddr_tcp4_pseudohdr_34636 saddr tcp4_pseudohdr 0 34636 NULL +disable_so_ab3100_mask_and_set_register_interruptible_fndecl_34643 ab3100_mask_and_set_register_interruptible fndecl 0 34643 NULL +disable_so_hsave_msr_nested_state_34651 hsave_msr nested_state 0 34651 NULL +disable_so_schedule_timeout_uninterruptible_fndecl_34670 schedule_timeout_uninterruptible fndecl 1-0 34670 NULL +disable_so_addr_tuner_i2c_props_34671 addr tuner_i2c_props 0 34671 NULL +disable_so_hash_ip4_expire_fndecl_34676 hash_ip4_expire fndecl 4 34676 NULL +disable_so_rxfunaddr_musb_csr_regs_34678 rxfunaddr musb_csr_regs 0 34678 NULL +disable_so_timer_intv_tipc_link_req_34680 timer_intv tipc_link_req 0 34680 NULL +disable_so_mounted_uid_ncp_fs_info_34684 mounted_uid ncp_fs_info 0 34684 NULL +disable_so_crypto_ablkcipher_setkey_fndecl_34685 crypto_ablkcipher_setkey fndecl 0-3 34685 NULL +disable_so_pm_qos_update_request_timeout_fndecl_34688 pm_qos_update_request_timeout fndecl 3-2 34688 NULL +disable_so_max_interrupt_work_vardecl_starfire_c_34691 max_interrupt_work vardecl_starfire.c 0 34691 NULL nohasharray +disable_so_register_dnaddr_notifier_fndecl_34691 register_dnaddr_notifier fndecl 0 34691 &disable_so_max_interrupt_work_vardecl_starfire_c_34691 +disable_so_incr_cpu_timer_list_34693 incr cpu_timer_list 0 34693 NULL +disable_so_crypto_pcbc_decrypt_segment_fndecl_34695 crypto_pcbc_decrypt_segment fndecl 0 34695 NULL +disable_so_sgid_index_ib_global_route_34700 sgid_index ib_global_route 0 34700 NULL +disable_so_min_mtime_sit_info_34717 min_mtime sit_info 0 34717 NULL nohasharray +disable_so_panel_power_down_delay_intel_dp_34717 panel_power_down_delay intel_dp 0 34717 &disable_so_min_mtime_sit_info_34717 +disable_so_i_hash_shift_vardecl_inode_c_34719 i_hash_shift vardecl_inode.c 0 34719 NULL +disable_so_wusb_trust_timeout_show_fndecl_34721 wusb_trust_timeout_show fndecl 0 34721 NULL nohasharray +disable_so_feed_div_min_matrox_pll_features_34721 feed_div_min matrox_pll_features 0 34721 &disable_so_wusb_trust_timeout_show_fndecl_34721 +disable_so_time_ntlmv2_resp_34723 time ntlmv2_resp 0 34723 NULL +disable_so_cache_time_vardecl_sbs_c_34731 cache_time vardecl_sbs.c 0 34731 NULL +disable_so_calc_eng_mem_clock_fndecl_34737 calc_eng_mem_clock fndecl 2-0 34737 NULL +disable_so_rx_time_us_qlcnic_nic_intr_coalesce_34739 rx_time_us qlcnic_nic_intr_coalesce 0 34739 NULL +disable_so_di_mtime_qnx4_inode_entry_34740 di_mtime qnx4_inode_entry 0 34740 NULL +disable_so_ts_paddr_start_ath_hw_34743 ts_paddr_start ath_hw 0 34743 NULL +disable_so_smsc95xx_enable_phy_wakeup_interrupts_fndecl_34747 smsc95xx_enable_phy_wakeup_interrupts fndecl 0-2 34747 NULL +disable_so_ccp_sha_finup_fndecl_34752 ccp_sha_finup fndecl 0 34752 NULL +disable_so_sdr_fm_freq_vivid_dev_34755 sdr_fm_freq vivid_dev 0 34755 NULL +disable_so_out_n_analog_pcm_runtime_34756 out_n_analog pcm_runtime 0 34756 NULL +disable_so_dmaaddr_net2280_dma_34761 dmaaddr net2280_dma 0 34761 NULL +disable_so_wl12xx_tx_delayed_compl_fndecl_34763 wl12xx_tx_delayed_compl fndecl 0 34763 NULL +disable_so_uv_rtc_set_timer_fndecl_34765 uv_rtc_set_timer fndecl 1 34765 NULL +disable_so_switch_start_time_ath_chanctx_sched_34766 switch_start_time ath_chanctx_sched 0 34766 NULL +disable_so_xhci_calculate_intel_u2_timeout_fndecl_34769 xhci_calculate_intel_u2_timeout fndecl 0 34769 NULL +disable_so_addrconf_get_prefix_route_fndecl_34770 addrconf_get_prefix_route fndecl 2 34770 NULL nohasharray +disable_so_cp_mqd_base_addr_hi_cik_mqd_34770 cp_mqd_base_addr_hi cik_mqd 0 34770 &disable_so_addrconf_get_prefix_route_fndecl_34770 +disable_so_ts_total_peak_time_ref_34800 ts_total peak_time_ref 0 34800 NULL nohasharray +disable_so_airtime_link_metric_get_fndecl_34800 airtime_link_metric_get fndecl 0 34800 &disable_so_ts_total_peak_time_ref_34800 +disable_so_btrfsic_block_link_hashtable_lookup_fndecl_34807 btrfsic_block_link_hashtable_lookup fndecl 2-4 34807 NULL +disable_so_posix_cpu_nsleep_fndecl_34821 posix_cpu_nsleep fndecl 1 34821 NULL +disable_so_phys_addr_kvm_coalesced_mmio_34828 phys_addr kvm_coalesced_mmio 0 34828 NULL +disable_so_baddr_sym_m_vtob_34832 baddr sym_m_vtob 0 34832 NULL +disable_so_tp_set_timers_fndecl_34836 tp_set_timers fndecl 2 34836 NULL nohasharray +disable_so_clock_t_to_jiffies_fndecl_34836 clock_t_to_jiffies fndecl 0-1 34836 &disable_so_tp_set_timers_fndecl_34836 +disable_so_bq2415x_sysfs_show_timer_fndecl_34838 bq2415x_sysfs_show_timer fndecl 0 34838 NULL +disable_so_compat_sys_utimensat_fndecl_34845 compat_sys_utimensat fndecl 1-0 34845 NULL +disable_so_be64_to_timespec_fndecl_34857 be64_to_timespec fndecl 1 34857 NULL +disable_so_bus_addr_drm_ati_pcigart_info_34860 bus_addr drm_ati_pcigart_info 0 34860 NULL +disable_so_rt2x00crypto_rx_insert_iv_fndecl_34864 rt2x00crypto_rx_insert_iv fndecl 2 34864 NULL +disable_so___mmc_set_clock_fndecl_34870 __mmc_set_clock fndecl 2 34870 NULL +disable_so_node_random_fndecl_34871 node_random fndecl 0 34871 NULL +disable_so_timer_endnode_hello_message_34875 timer endnode_hello_message 0 34875 NULL +disable_so_drbg_hash_df_fndecl_34876 drbg_hash_df fndecl 0-3 34876 NULL +disable_so_xfs_btree_shift_keys_fndecl_34880 xfs_btree_shift_keys fndecl 4 34880 NULL +disable_so_check_freqs_fndecl_34886 check_freqs fndecl 2 34886 NULL +disable_so_zd_iowrite16_fndecl_34890 zd_iowrite16 fndecl 0 34890 NULL +disable_so_timespec_to_be64_fndecl_34898 timespec_to_be64 fndecl 0 34898 NULL +disable_so_random_frame_fotg210_hcd_34908 random_frame fotg210_hcd 0 34908 NULL +disable_so___addrconf_sysctl_register_fndecl_34918 __addrconf_sysctl_register fndecl 0 34918 NULL +disable_so_addr_sge_fl_34923 addr sge_fl 0 34923 NULL +disable_so_irq_timeout_read_fndecl_34926 irq_timeout_read fndecl 3-0 34926 NULL +disable_so_show_interrupt_enable_fndecl_34935 show_interrupt_enable fndecl 0 34935 NULL +disable_so_sctp_getsockopt_paddr_thresholds_fndecl_34938 sctp_getsockopt_paddr_thresholds fndecl 0 34938 NULL +disable_so_nilfs_superblock_sb_write_time_show_fndecl_34943 nilfs_superblock_sb_write_time_show fndecl 0 34943 NULL +disable_so_emac_addr_bnx2x_mac_vals_34948 emac_addr bnx2x_mac_vals 0 34948 NULL +disable_so_fs_tss_segment_32_34954 fs tss_segment_32 0 34954 NULL +disable_so_twl6030_interrupt_mask_fndecl_34960 twl6030_interrupt_mask fndecl 2-0 34960 NULL +disable_so_tda18271_sleep_fndecl_34961 tda18271_sleep fndecl 0 34961 NULL +disable_so_smack_task_setscheduler_fndecl_34976 smack_task_setscheduler fndecl 0 34976 NULL +disable_so_rp_ts_jiffies_xpc_activate_mq_msghdr_uv_34992 rp_ts_jiffies xpc_activate_mq_msghdr_uv 0 34992 NULL +disable_so_p_vaddr_elf64_phdr_34996 p_vaddr elf64_phdr 0 34996 NULL +disable_so_ath9k_hw_rf_set_freq_fndecl_35000 ath9k_hw_rf_set_freq fndecl 0 35000 NULL +disable_so_regulator_set_voltage_time_sel_fndecl_35005 regulator_set_voltage_time_sel fndecl 2-3-0 35005 NULL +disable_so_read_addr_stride___cache_35010 read_addr_stride __cache 0 35010 NULL +disable_so_get_slave_base_gid_ix_fndecl_35011 get_slave_base_gid_ix fndecl 0-2-3 35011 NULL +disable_so_sccb_reg_write_fndecl_35015 sccb_reg_write fndecl 2-3 35015 NULL +disable_so_fsl_pwm_calculate_period_cycles_fndecl_35019 fsl_pwm_calculate_period_cycles fndecl 0-2 35019 NULL nohasharray +disable_so_dn_hash_sock_fndecl_35019 dn_hash_sock fndecl 0 35019 &disable_so_fsl_pwm_calculate_period_cycles_fndecl_35019 +disable_so_lp8788_rtc_set_time_fndecl_35021 lp8788_rtc_set_time fndecl 0 35021 NULL +disable_so_qos_ctl_libipw_hdr_3addrqos_35024 qos_ctl libipw_hdr_3addrqos 0 35024 NULL +disable_so_clk_divider_set_rate_fndecl_35029 clk_divider_set_rate fndecl 2-3 35029 NULL +disable_so_et1phyaddr_ssb_sprom_35034 et1phyaddr ssb_sprom 0 35034 NULL +disable_so_tg3_hwclock_to_timestamp_fndecl_35038 tg3_hwclock_to_timestamp fndecl 2 35038 NULL +disable_so_cipso_v4_bitmap_walk_fndecl_35041 cipso_v4_bitmap_walk fndecl 0-3 35041 NULL +disable_so_wmi_set_mac_address_fndecl_35043 wmi_set_mac_address fndecl 0 35043 NULL +disable_so_hpi_cobranet_get_macaddress_fndecl_35048 hpi_cobranet_get_macaddress fndecl 1 35048 NULL +disable_so_rds_sysctl_reconnect_max_jiffies_vardecl_35052 rds_sysctl_reconnect_max_jiffies vardecl 0 35052 NULL +disable_so_bg_inode_bitmap_ext2_group_desc_35053 bg_inode_bitmap ext2_group_desc 0 35053 NULL +disable_so_jiffies_u132_endp_35057 jiffies u132_endp 0 35057 NULL +disable_so_vivid_sdr_s_frequency_fndecl_35060 vivid_sdr_s_frequency fndecl 0 35060 NULL nohasharray +disable_so_bnx2x_rearm_latch_signal_fndecl_35060 bnx2x_rearm_latch_signal fndecl 2 35060 &disable_so_vivid_sdr_s_frequency_fndecl_35060 +disable_so_SYSC_signalfd4_fndecl_35061 SYSC_signalfd4 fndecl 4 35061 NULL +disable_so_qp_get_mtt_addr_fndecl_35062 qp_get_mtt_addr fndecl 0 35062 NULL nohasharray +disable_so_put_dec_fndecl_35062 put_dec fndecl 2 35062 &disable_so_qp_get_mtt_addr_fndecl_35062 +disable_so_time_perf_cgroup_info_35063 time perf_cgroup_info 0 35063 NULL +disable_so_xattr_datum_hashkey_fndecl_35065 xattr_datum_hashkey fndecl 4 35065 NULL +disable_so_fandiv1_nct6775_data_35066 fandiv1 nct6775_data 0 35066 NULL +disable_so_backbias_response_time_radeon_dpm_35069 backbias_response_time radeon_dpm 0 35069 NULL +disable_so_wrmsrl_safe_on_cpu_fndecl_35071 wrmsrl_safe_on_cpu fndecl 0-1 35071 NULL +disable_so_update_time_vardecl_page_writeback_c_35083 update_time vardecl_page-writeback.c 0 35083 NULL +disable_so_fifo_copy_timeout_rtl8139_private_35085 fifo_copy_timeout rtl8139_private 0 35085 NULL +disable_so_kstrtou16_from_user_fndecl_35089 kstrtou16_from_user fndecl 2 35089 NULL +disable_so_atomic_check_drm_crtc_helper_funcs_35115 atomic_check drm_crtc_helper_funcs 0 35115 NULL +disable_so_sprintf_fndecl_35121 sprintf fndecl 0 35121 NULL +disable_so_ipv6_add_addr_fndecl_35131 ipv6_add_addr fndecl 4-5-7-8-6 35131 NULL +disable_so_free_irq_fndecl_35135 free_irq fndecl 1 35135 NULL +disable_so_inet_addr_onlink_fndecl_35142 inet_addr_onlink fndecl 2-3 35142 NULL +disable_so_dbg_snprintf_key_fndecl_35144 dbg_snprintf_key fndecl 4 35144 NULL +disable_so_compute_guest_tsc_fndecl_35147 compute_guest_tsc fndecl 0 35147 NULL +disable_so_ieee80211_crypto_ccmp_decrypt_fndecl_35154 ieee80211_crypto_ccmp_decrypt fndecl 2 35154 NULL +disable_so_start_time_task_struct_35158 start_time task_struct 0 35158 NULL +disable_so__da9063_wdt_set_timeout_fndecl_35161 _da9063_wdt_set_timeout fndecl 2-0 35161 NULL +disable_so_hard_add_expires_seconds_xfrm_lifetime_cfg_35162 hard_add_expires_seconds xfrm_lifetime_cfg 0 35162 NULL +disable_so_page_address_ms_param_register_35167 page_address ms_param_register 0 35167 NULL nohasharray +disable_so_rsaddr_irnet_socket_35167 rsaddr irnet_socket 0 35167 &disable_so_page_address_ms_param_register_35167 +disable_so_acpi_os_remove_interrupt_handler_fndecl_35171 acpi_os_remove_interrupt_handler fndecl 1 35171 NULL +disable_so_hash_mac4_expire_fndecl_35179 hash_mac4_expire fndecl 4 35179 NULL +disable_so_wd_timeout_irlap_cb_35189 wd_timeout irlap_cb 0 35189 NULL +disable_so_bitmap_set_memory_bits_fndecl_35200 bitmap_set_memory_bits fndecl 2 35200 NULL +disable_so_o2nm_cluster_attr_idle_timeout_ms_read_fndecl_35219 o2nm_cluster_attr_idle_timeout_ms_read fndecl 0 35219 NULL +disable_so_set_clock_sdhci_ops_35233 set_clock sdhci_ops 2 35233 NULL +disable_so_dib3000mc_set_timing_fndecl_35234 dib3000mc_set_timing fndecl 2-3 35234 NULL +disable_so_ui_ctimensec_ufs2_inode_35235 ui_ctimensec ufs2_inode 0 35235 NULL nohasharray +disable_so_timerfd_fget_fndecl_35235 timerfd_fget fndecl 1 35235 &disable_so_ui_ctimensec_ufs2_inode_35235 +disable_so_fat_time_fat2unix_fndecl_35238 fat_time_fat2unix fndecl 5-4-3 35238 NULL nohasharray +disable_so_c_reconnect_jiffies_rds_connection_35238 c_reconnect_jiffies rds_connection 0 35238 &disable_so_fat_time_fat2unix_fndecl_35238 +disable_so_link_transition_jiffies_cas_35242 link_transition_jiffies cas 0 35242 NULL +disable_so_nested_vmx_load_msr_fndecl_35245 nested_vmx_load_msr fndecl 2 35245 NULL +disable_so_freqmax_snd_usb_endpoint_35248 freqmax snd_usb_endpoint 0 35248 NULL +disable_so___ocfs2_write_remove_suid_fndecl_35250 __ocfs2_write_remove_suid fndecl 0 35250 NULL +disable_so_si_parse_pplib_clock_info_fndecl_35257 si_parse_pplib_clock_info fndecl 3 35257 NULL +disable_so_nfs_init_timeout_values_fndecl_35265 nfs_init_timeout_values fndecl 3-4-2 35265 NULL +disable_so_pm_generic_runtime_suspend_fndecl_35268 pm_generic_runtime_suspend fndecl 0 35268 NULL +disable_so_err_time_ip_tunnel_35271 err_time ip_tunnel 0 35271 NULL +disable_so_addr_1_qla8044_minidump_entry_pollrdmwr_35274 addr_1 qla8044_minidump_entry_pollrdmwr 0 35274 NULL +disable_so_simple_strtoull_fndecl_35278 simple_strtoull fndecl 0 35278 NULL +disable_so_jiffies_to_wait_irctl_35279 jiffies_to_wait irctl 0 35279 NULL +disable_so_delay_loop_fndecl_35280 delay_loop fndecl 1 35280 NULL +disable_so_lbs_set_deep_sleep_fndecl_35287 lbs_set_deep_sleep fndecl 0 35287 NULL nohasharray +disable_so_log_start_addr_client_hdr_35287 log_start_addr client_hdr 0 35287 &disable_so_lbs_set_deep_sleep_fndecl_35287 +disable_so_max_sleep_period_ieee80211_conf_35289 max_sleep_period ieee80211_conf 0 35289 NULL +disable_so_default_mclk_radeon_clock_35306 default_mclk radeon_clock 0 35306 NULL nohasharray +disable_so_clock_intel_sdvo_preferred_input_timing_args_35306 clock intel_sdvo_preferred_input_timing_args 0 35306 &disable_so_default_mclk_radeon_clock_35306 +disable_so_sctp_setsockopt_primary_addr_fndecl_35330 sctp_setsockopt_primary_addr fndecl 3-0 35330 NULL +disable_so_sys_setreuid_fndecl_35338 sys_setreuid fndecl 0-1-2 35338 NULL +disable_so_tailbuf_paddr_gr_ep_35341 tailbuf_paddr gr_ep 0 35341 NULL +disable_so_hpi_write_words_le16_fndecl_35350 hpi_write_words_le16 fndecl 2-4 35350 NULL +disable_so_kvm_set_irq_fndecl_35352 kvm_set_irq fndecl 3-2 35352 NULL +disable_so_rq_pbl_addr_lo_fcoe_kwqe_conn_offload1_35353 rq_pbl_addr_lo fcoe_kwqe_conn_offload1 0 35353 NULL +disable_so_trim_timeout_mmc_ext_csd_35357 trim_timeout mmc_ext_csd 0 35357 NULL +disable_so_alps_get_bitmap_points_fndecl_35358 alps_get_bitmap_points fndecl 1 35358 NULL nohasharray +disable_so_nilfs_btree_node_init_fndecl_35358 nilfs_btree_node_init fndecl 4 35358 &disable_so_alps_get_bitmap_points_fndecl_35358 +disable_so_fl_break_time_file_lock_35359 fl_break_time file_lock 0 35359 NULL +disable_so_read_addr_qla82xx_md_entry_cache_35362 read_addr qla82xx_md_entry_cache 0 35362 NULL +disable_so_maddr_xmaddr_35364 maddr xmaddr 0 35364 NULL +disable_so_timeout_per_command_vscsiif_request_35368 timeout_per_command vscsiif_request 0 35368 NULL +disable_so_fuse_read_interrupt_fndecl_35386 fuse_read_interrupt fndecl 3-0 35386 NULL +disable_so_vsock_addr_init_fndecl_35395 vsock_addr_init fndecl 2 35395 NULL +disable_so_khugepaged_alloc_sleep_millisecs_vardecl_huge_memory_c_35404 khugepaged_alloc_sleep_millisecs vardecl_huge_memory.c 0 35404 NULL +disable_so_crypto_ahash_setkey_fndecl_35405 crypto_ahash_setkey fndecl 0-3 35405 NULL +disable_so_en_addr1_nphy_rf_control_override_rev3_35419 en_addr1 nphy_rf_control_override_rev3 0 35419 NULL +disable_so_rds_ib_update_ipaddr_fndecl_35431 rds_ib_update_ipaddr fndecl 0-2 35431 NULL +disable_so_address_atto_vda_sge_35432 address atto_vda_sge 0 35432 NULL +disable_so_w1_process_command_addremove_fndecl_35438 w1_process_command_addremove fndecl 0 35438 NULL +disable_so_smp_cmd_pairing_random_fndecl_35441 smp_cmd_pairing_random fndecl 0 35441 NULL +disable_so_crypto_gcm_module_init_fndecl_35446 crypto_gcm_module_init fndecl 0 35446 NULL +disable_so_ath5k_hw_get_default_slottime_fndecl_35448 ath5k_hw_get_default_slottime fndecl 0 35448 NULL +disable_so_ac_gid_acct_v3_35461 ac_gid acct_v3 0 35461 NULL nohasharray +disable_so_bitmap_checkpage_fndecl_35461 bitmap_checkpage fndecl 2 35461 &disable_so_ac_gid_acct_v3_35461 +disable_so_bitmap_blkno_ocfs2_super_35475 bitmap_blkno ocfs2_super 0 35475 NULL +disable_so_rate_dummy_systimer_pcm_35487 rate dummy_systimer_pcm 0 35487 NULL +disable_so_moder_time_mlx4_en_cq_35496 moder_time mlx4_en_cq 0 35496 NULL +disable_so_orion_spi_runtime_resume_fndecl_35506 orion_spi_runtime_resume fndecl 0 35506 NULL +disable_so_monotonic_time_snsec_vsyscall_gtod_data_35513 monotonic_time_snsec vsyscall_gtod_data 0 35513 NULL +disable_so_mceusb_process_ir_data_fndecl_35515 mceusb_process_ir_data fndecl 2 35515 NULL +disable_so_dst_set_freq_fndecl_35516 dst_set_freq fndecl 2 35516 NULL +disable_so_rtl8139_weird_interrupt_fndecl_35523 rtl8139_weird_interrupt fndecl 4-5 35523 NULL +disable_so_irlmp_start_discovery_timer_fndecl_35529 irlmp_start_discovery_timer fndecl 2 35529 NULL +disable_so_address_SGentry_35534 address SGentry 0 35534 NULL +disable_so_src_clk_freq_msdc_host_35541 src_clk_freq msdc_host 0 35541 NULL +disable_so_SYSC_signal_fndecl_35543 SYSC_signal fndecl 1 35543 NULL +disable_so_current_frequency_lgdt3306a_state_35547 current_frequency lgdt3306a_state 0 35547 NULL +disable_so_i_rt_spc_timelimit_qc_info_35555 i_rt_spc_timelimit qc_info 0 35555 NULL +disable_so_host_kvm_shared_msr_values_35560 host kvm_shared_msr_values 0 35560 NULL +disable_so_mapped_loc_addr_nes_cm_info_35561 mapped_loc_addr nes_cm_info 0 35561 NULL +disable_so_ath6kl_set_addrwin_reg_fndecl_35566 ath6kl_set_addrwin_reg fndecl 0-2 35566 NULL +disable_so_output_sleep_fndecl_35570 output_sleep fndecl 1 35570 NULL +disable_so_aes_decrypt_fail_read_fndecl_35596 aes_decrypt_fail_read fndecl 0-3 35596 NULL +disable_so_hw_timeout_redrat3_dev_35597 hw_timeout redrat3_dev 0 35597 NULL +disable_so_cx231xx_set_analog_freq_fndecl_35598 cx231xx_set_analog_freq fndecl 2 35598 NULL +disable_so_sctp_conn_schedule_fndecl_35608 sctp_conn_schedule fndecl 1 35608 NULL +disable_so_runtime_suspend_sleep_time_cyapa_35610 runtime_suspend_sleep_time cyapa 0 35610 NULL +disable_so_debug_dma_unmap_page_fndecl_35623 debug_dma_unmap_page fndecl 3-2 35623 NULL +disable_so_timecounter_read_fndecl_35625 timecounter_read fndecl 0 35625 NULL +disable_so_clock_mmc_ios_35630 clock mmc_ios 0 35630 NULL +disable_so_pretimeout_kempld_wdt_data_35641 pretimeout kempld_wdt_data 0 35641 NULL +disable_so_time_show_fndecl_35660 time_show fndecl 0 35660 NULL +disable_so_div3_pll_div_35668 div3 pll_div 0 35668 NULL +disable_so_btree_get_extent_fndecl_35670 btree_get_extent fndecl 4-5 35670 NULL +disable_so_paddr_ath10k_skb_cb_35676 paddr ath10k_skb_cb 0 35676 NULL +disable_so_pci_bus_mraid_hba_info_35677 pci_bus mraid_hba_info 0 35677 NULL +disable_so_m41t80_get_datetime_fndecl_35678 m41t80_get_datetime fndecl 0 35678 NULL +disable_so_sh_tmu_clock_event_next_fndecl_35683 sh_tmu_clock_event_next fndecl 1 35683 NULL +disable_so_randomize_range_fndecl_35684 randomize_range fndecl 1-2-3-0 35684 NULL +disable_so_complete_signal_fndecl_35696 complete_signal fndecl 1 35696 NULL +disable_so_nft_hash_insert_fndecl_35701 nft_hash_insert fndecl 0 35701 NULL +disable_so_kvm_vm_ioctl_set_tss_addr_fndecl_35702 kvm_vm_ioctl_set_tss_addr fndecl 2 35702 NULL +disable_so_si2165_adjust_pll_divl_fndecl_35704 si2165_adjust_pll_divl fndecl 0 35704 NULL +disable_so_addr_l_xfer_desc_35720 addr_l xfer_desc 0 35720 NULL +disable_so_m_hash_dlm_message_35721 m_hash dlm_message 0 35721 NULL +disable_so_end_freq_khz_ieee80211_freq_range_35730 end_freq_khz ieee80211_freq_range 0 35730 NULL +disable_so_start_addr_vpdma_dtd_35734 start_addr vpdma_dtd 0 35734 NULL +disable_so_red_calc_qavg_from_idle_time_fndecl_35745 red_calc_qavg_from_idle_time fndecl 0 35745 NULL +disable_so_cg_spll_spread_spectrum_2_si_clock_registers_35754 cg_spll_spread_spectrum_2 si_clock_registers 0 35754 NULL +disable_so_l2tp_flowinfo_sockaddr_l2tpip6_35758 l2tp_flowinfo sockaddr_l2tpip6 0 35758 NULL nohasharray +disable_so_sk_txhash_sock_35758 sk_txhash sock 0 35758 &disable_so_l2tp_flowinfo_sockaddr_l2tpip6_35758 +disable_so_get_mac_address_efx_nic_type_35761 get_mac_address efx_nic_type 0 35761 NULL +disable_so_crypto_aead_alg_ivsize_fndecl_35777 crypto_aead_alg_ivsize fndecl 0 35777 NULL +disable_so_vga_switcheroo_runtime_suspend_fndecl_35778 vga_switcheroo_runtime_suspend fndecl 0 35778 NULL +disable_so_sm_lookup_bitmap_fndecl_35780 sm_lookup_bitmap fndecl 2 35780 NULL +disable_so_r6040_interrupt_fndecl_35784 r6040_interrupt fndecl 1 35784 NULL +disable_so_timer_installed_vardecl_ad1848_c_35808 timer_installed vardecl_ad1848.c 0 35808 NULL +disable_so_addr_to_kill_35815 addr to_kill 0 35815 NULL +disable_so_postsleep_max_us_mmc_ioc_cmd_35817 postsleep_max_us mmc_ioc_cmd 0 35817 NULL +disable_so_calc_hash_fndecl_35821 calc_hash fndecl 0-3 35821 NULL +disable_so_testscript_addr_ath6kl_hw_35825 testscript_addr ath6kl_hw 0 35825 NULL +disable_so_dma_addr_cpcs_trailer_desc_35826 dma_addr cpcs_trailer_desc 0 35826 NULL nohasharray +disable_so_nr_threads_signal_struct_35826 nr_threads signal_struct 0 35826 &disable_so_dma_addr_cpcs_trailer_desc_35826 +disable_so_iwl_mvm_schedule_csa_period_fndecl_35828 iwl_mvm_schedule_csa_period fndecl 3-4-0 35828 NULL +disable_so_nfs4_schedule_stateid_recovery_fndecl_35861 nfs4_schedule_stateid_recovery fndecl 0 35861 NULL +disable_so_timeout_last_ncp_server_35864 timeout_last ncp_server 0 35864 NULL +disable_so_send_utimes_fndecl_35871 send_utimes fndecl 3-0-2 35871 NULL nohasharray +disable_so_remote_rp_ts_jiffies_xpc_partition_35871 remote_rp_ts_jiffies xpc_partition 0 35871 &disable_so_send_utimes_fndecl_35871 +disable_so_current_frequency_lgdt3305_state_35902 current_frequency lgdt3305_state 0 35902 NULL +disable_so_dram_addr_to_input_addr_fndecl_35905 dram_addr_to_input_addr fndecl 0-2 35905 NULL nohasharray +disable_so_ifa_local_dn_ifaddr_35905 ifa_local dn_ifaddr 0 35905 &disable_so_dram_addr_to_input_addr_fndecl_35905 +disable_so_proc_uid_map_write_fndecl_35919 proc_uid_map_write fndecl 0-3 35919 NULL +disable_so_snd_timer_user_fasync_fndecl_35926 snd_timer_user_fasync fndecl 1 35926 NULL nohasharray +disable_so_ecb_aes_encrypt_fndecl_35926 ecb_aes_encrypt fndecl 0-4 35926 &disable_so_snd_timer_user_fasync_fndecl_35926 +disable_so_st_ctime_sec_p9_stat_dotl_35932 st_ctime_sec p9_stat_dotl 0 35932 NULL +disable_so_cg_spll_func_cntl_rv730_clock_registers_35937 cg_spll_func_cntl rv730_clock_registers 0 35937 NULL +disable_so_phy_addr_niu_35946 phy_addr niu 0 35946 NULL +disable_so_curr_freq_ufs_clk_info_35949 curr_freq ufs_clk_info 0 35949 NULL +disable_so_ac_gid_taskstats_35951 ac_gid taskstats 0 35951 NULL +disable_so_addr_hi_eth_rx_bd_35955 addr_hi eth_rx_bd 0 35955 NULL nohasharray +disable_so_hw_dma_bit_mask_hptiop_adapter_ops_35955 hw_dma_bit_mask hptiop_adapter_ops 0 35955 &disable_so_addr_hi_eth_rx_bd_35955 +disable_so_crypto_cmac_digest_setkey_fndecl_35967 crypto_cmac_digest_setkey fndecl 0-3 35967 NULL +disable_so_abort_mfi_phys_addr_hi_megasas_abort_frame_35969 abort_mfi_phys_addr_hi megasas_abort_frame 0 35969 NULL +disable_so_pch_can_bit_set_fndecl_35970 pch_can_bit_set fndecl 2 35970 NULL +disable_so_kvasprintf_fndecl_35976 kvasprintf fndecl 1 35976 NULL +disable_so___bitmap_parse_fndecl_35977 __bitmap_parse fndecl 0-2-5 35977 NULL +disable_so_nct6775_select_fan_div_fndecl_35983 nct6775_select_fan_div fndecl 3-4 35983 NULL +disable_so_ip_hash_ip4_elem_35987 ip hash_ip4_elem 0 35987 NULL +disable_so_nct6775_write_fan_div_common_fndecl_35989 nct6775_write_fan_div_common fndecl 2 35989 NULL nohasharray +disable_so_get_mtime_fndecl_35989 get_mtime fndecl 0 35989 &disable_so_nct6775_write_fan_div_common_fndecl_35989 +disable_so_sctp_getsockopt_peer_addr_params_fndecl_35998 sctp_getsockopt_peer_addr_params fndecl 0 35998 NULL +disable_so_tuner_frequency_stv0299_state_35999 tuner_frequency stv0299_state 0 35999 NULL +disable_so_sinfo_timetolive_sctp_sndrcvinfo_36000 sinfo_timetolive sctp_sndrcvinfo 0 36000 NULL +disable_so_h_start_jiffies_jbd2_journal_handle_36008 h_start_jiffies jbd2_journal_handle 0 36008 NULL nohasharray +disable_so_ccp_aes_xts_setkey_fndecl_36008 ccp_aes_xts_setkey fndecl 0-3 36008 &disable_so_h_start_jiffies_jbd2_journal_handle_36008 +disable_so_uv_local_mmr_address_fndecl_36009 uv_local_mmr_address fndecl 1 36009 NULL +disable_so_adxl34x_autosleep_show_fndecl_36014 adxl34x_autosleep_show fndecl 0 36014 NULL +disable_so_tst_addr_ns_dev_36023 tst_addr ns_dev 0 36023 NULL +disable_so_addr_acard_sg_36025 addr acard_sg 0 36025 NULL +disable_so_pcxhr_sub_get_external_clock_fndecl_36041 pcxhr_sub_get_external_clock fndecl 0 36041 NULL +disable_so_address_fault_36043 address fault 0 36043 NULL +disable_so_s35390a_rtc_set_time_fndecl_36048 s35390a_rtc_set_time fndecl 0 36048 NULL nohasharray +disable_so_rt5677_dsp_mode_i2c_read_addr_fndecl_36048 rt5677_dsp_mode_i2c_read_addr fndecl 0-2 36048 &disable_so_s35390a_rtc_set_time_fndecl_36048 +disable_so_mmd_addr_reg_val_36052 mmd_addr reg_val 0 36052 NULL +disable_so_ips_flashbusaddr_vardecl_ips_c_36053 ips_flashbusaddr vardecl_ips.c 0 36053 NULL +disable_so_i_spc_timelimit_qc_info_36081 i_spc_timelimit qc_info 0 36081 NULL +disable_so_st_gid_stat_36085 st_gid stat 0 36085 NULL +disable_so_acpi_ev_address_space_dispatch_fndecl_36089 acpi_ev_address_space_dispatch fndecl 0-4-5 36089 NULL +disable_so_mpll_ad_func_cntl_2_ni_clock_registers_36093 mpll_ad_func_cntl_2 ni_clock_registers 0 36093 NULL +disable_so_i_atime_ocfs2_dinode_36099 i_atime ocfs2_dinode 0 36099 NULL +disable_so_setup_timer_IRQ0_pin_fndecl_36100 setup_timer_IRQ0_pin fndecl 3-2 36100 NULL +disable_so_error_info_addr_mvm_alive_resp_36103 error_info_addr mvm_alive_resp 0 36103 NULL nohasharray +disable_so_cma_bitmap_pages_to_bits_fndecl_36103 cma_bitmap_pages_to_bits fndecl 0-2 36103 &disable_so_error_info_addr_mvm_alive_resp_36103 +disable_so_kstrtoull_fndecl_36106 kstrtoull fndecl 0 36106 NULL +disable_so_fax_head_line_time_fndecl_36108 fax_head_line_time fndecl 0 36108 NULL +disable_so_rtl8152_set_mac_address_fndecl_36112 rtl8152_set_mac_address fndecl 0 36112 NULL +disable_so_t_sleep_cycle_at86rf2xx_chip_data_36118 t_sleep_cycle at86rf2xx_chip_data 0 36118 NULL +disable_so_no_quota_btrfs_delayed_ref_node_36121 no_quota btrfs_delayed_ref_node 0 36121 NULL nohasharray +disable_so_ccp_register_aes_xts_algs_fndecl_36121 ccp_register_aes_xts_algs fndecl 0 36121 &disable_so_no_quota_btrfs_delayed_ref_node_36121 +disable_so_shutdown_time_vardecl_torture_c_36136 shutdown_time vardecl_torture.c 0 36136 NULL nohasharray +disable_so_i40e_init_interrupt_scheme_fndecl_36136 i40e_init_interrupt_scheme fndecl 0 36136 &disable_so_shutdown_time_vardecl_torture_c_36136 +disable_so_ath5k_hw_clocktoh_fndecl_36137 ath5k_hw_clocktoh fndecl 0-2 36137 NULL +disable_so_addr_off_bfa_flash_s_36155 addr_off bfa_flash_s 0 36155 NULL +disable_so_mlx4_bitmap_free_fndecl_36158 mlx4_bitmap_free fndecl 2 36158 NULL +disable_so_setup_cluster_no_bitmap_fndecl_36163 setup_cluster_no_bitmap fndecl 4-5-6-7 36163 NULL +disable_so_last_queue_full_time_bfad_itnim_s_36172 last_queue_full_time bfad_itnim_s 0 36172 NULL +disable_so_do_cpuid_ent_fndecl_36174 do_cpuid_ent fndecl 5 36174 NULL +disable_so_lzo_compress_fndecl_36177 lzo_compress fndecl 3 36177 NULL +disable_so_set_radio_freq_fndecl_36200 set_radio_freq fndecl 2 36200 NULL +disable_so_get_random_bytes_arch_fndecl_36201 get_random_bytes_arch fndecl 2 36201 NULL +disable_so_netlbl_unlhsh_add_addr4_fndecl_36206 netlbl_unlhsh_add_addr4 fndecl 4-0 36206 NULL +disable_so_assert_file_addr_sdpcm_shared_36210 assert_file_addr sdpcm_shared 0 36210 NULL +disable_so_timestamp_rxdone_entry_desc_36213 timestamp rxdone_entry_desc 0 36213 NULL +disable_so_interrupts_open_fndecl_36230 interrupts_open fndecl 0 36230 NULL +disable_so_nhash_jffs2_full_dirent_36231 nhash jffs2_full_dirent 0 36231 NULL +disable_so_max_level_cpufreq_cooling_device_36241 max_level cpufreq_cooling_device 0 36241 NULL +disable_so_ovl_set_timestamps_fndecl_36245 ovl_set_timestamps fndecl 0 36245 NULL +disable_so_evtchn_interrupt_fndecl_36255 evtchn_interrupt fndecl 1 36255 NULL +disable_so_timeout_ip_vs_service_36264 timeout ip_vs_service 0 36264 NULL +disable_so_dwell_time_dfs_conf_scan_settings_36271 dwell_time_dfs conf_scan_settings 0 36271 NULL +disable_so_drbd_send_uuids_fndecl_36274 drbd_send_uuids fndecl 0 36274 NULL +disable_so_bd_list_addr_lo_bnx2i_logout_request_36277 bd_list_addr_lo bnx2i_logout_request 0 36277 NULL +disable_so_rds_ib_add_ipaddr_fndecl_36278 rds_ib_add_ipaddr fndecl 2 36278 NULL nohasharray +disable_so_nilfs_btree_assign_gc_fndecl_36278 nilfs_btree_assign_gc fndecl 0-3 36278 &disable_so_rds_ib_add_ipaddr_fndecl_36278 +disable_so_last_post_time_vardecl_hv_balloon_c_36289 last_post_time vardecl_hv_balloon.c 0 36289 NULL +disable_so_skb_physaddr_macb_36295 skb_physaddr macb 0 36295 NULL +disable_so_dq_hash_bits_vardecl_dquot_c_36296 dq_hash_bits vardecl_dquot.c 0 36296 NULL +disable_so_rpfilter_get_saddr_fndecl_36300 rpfilter_get_saddr fndecl 0-1 36300 NULL +disable_so_sys_setregid16_fndecl_36302 sys_setregid16 fndecl 0-1-2 36302 NULL +disable_so_f_frequency_fc2580_dev_36307 f_frequency fc2580_dev 0 36307 NULL +disable_so_address_r8a66597_td_36315 address r8a66597_td 0 36315 NULL +disable_so_address_acpi_madt_local_apic_override_36325 address acpi_madt_local_apic_override 0 36325 NULL nohasharray +disable_so_num_addresses_i40e_aqc_macvlan_36325 num_addresses i40e_aqc_macvlan 0 36325 &disable_so_address_acpi_madt_local_apic_override_36325 +disable_so_cache_time_vardecl_ds2760_battery_c_36329 cache_time vardecl_ds2760_battery.c 0 36329 NULL +disable_so_ext_start_addr_hi_i740fb_par_36335 ext_start_addr_hi i740fb_par 0 36335 NULL +disable_so_mlx4_get_slave_node_guid_fndecl_36336 mlx4_get_slave_node_guid fndecl 2 36336 NULL +disable_so_reg_delay_fndecl_36338 reg_delay fndecl 5 36338 NULL +disable_so_dev_addr_del_fndecl_36356 dev_addr_del fndecl 0 36356 NULL +disable_so_address_low_b43_dmadesc64_36370 address_low b43_dmadesc64 0 36370 NULL +disable_so_cpuid_seek_fndecl_36372 cpuid_seek fndecl 0-2 36372 NULL +disable_so_mhash_entries_vardecl_namespace_c_36377 mhash_entries vardecl_namespace.c 0 36377 NULL +disable_so_btree_grow_fndecl_36388 btree_grow fndecl 3 36388 NULL +disable_so_ie6xx_wdt_set_timeout_fndecl_36389 ie6xx_wdt_set_timeout fndecl 2 36389 NULL +disable_so_cq_page_table_addr_hi_iscsi_kwqe_conn_offload1_36403 cq_page_table_addr_hi iscsi_kwqe_conn_offload1 0 36403 NULL +disable_so_phys_addr_ntb_mw_36409 phys_addr ntb_mw 0 36409 NULL +disable_so_tsl2563_write_interrupt_config_fndecl_36415 tsl2563_write_interrupt_config fndecl 0 36415 NULL +disable_so_bitmap_bitremap_fndecl_36419 bitmap_bitremap fndecl 4-0-1 36419 NULL +disable_so_cryptd_hash_final_enqueue_fndecl_36420 cryptd_hash_final_enqueue fndecl 0 36420 NULL +disable_so_addr_azx_rb_36425 addr azx_rb 0 36425 NULL +disable_so_discov_timeout_hci_dev_36432 discov_timeout hci_dev 0 36432 NULL +disable_so_interrupt_event_ixgbe_adapter_36433 interrupt_event ixgbe_adapter 0 36433 NULL +disable_so_hpi_bitstream_set_clock_edge_fndecl_36438 hpi_bitstream_set_clock_edge fndecl 1-0 36438 NULL +disable_so_atime_fuse_setattr_in_36441 atime fuse_setattr_in 0 36441 NULL +disable_so_family_xfrm_usersa_info_36443 family xfrm_usersa_info 0 36443 NULL +disable_so_wlc_phy_channel2freq_fndecl_36444 wlc_phy_channel2freq fndecl 1 36444 NULL +disable_so_max_delay_intel_ilk_power_mgmt_36447 max_delay intel_ilk_power_mgmt 0 36447 NULL +disable_so_sys_setregid_fndecl_36457 sys_setregid fndecl 0-1-2 36457 NULL +disable_so_mpll_dq_func_cntl_rv770_clock_registers_36466 mpll_dq_func_cntl rv770_clock_registers 0 36466 NULL +disable_so_shortcal_timer_ath_ani_36468 shortcal_timer ath_ani 0 36468 NULL +disable_so_check_config_address_fndecl_36471 check_config_address fndecl 4 36471 NULL nohasharray +disable_so_db_addr_mlx5_ib_create_srq_36471 db_addr mlx5_ib_create_srq 0 36471 &disable_so_check_config_address_fndecl_36471 +disable_so_sysctl_rose_reset_request_timeout_vardecl_36479 sysctl_rose_reset_request_timeout vardecl 0 36479 NULL +disable_so_address_mspro_attr_entry_36482 address mspro_attr_entry 0 36482 NULL +disable_so_min_discovery_timeout_mesh_config_36485 min_discovery_timeout mesh_config 0 36485 NULL +disable_so_bitmap_il_ht_agg_36487 bitmap il_ht_agg 0 36487 NULL +disable_so_crypto_ecb_crypt_fndecl_36489 crypto_ecb_crypt fndecl 0 36489 NULL +disable_so_address_arch_hw_breakpoint_36491 address arch_hw_breakpoint 0 36491 NULL +disable_so_flush_timer_iwl_lq_sta_36505 flush_timer iwl_lq_sta 0 36505 NULL +disable_so_demod_address_sp8870_config_36507 demod_address sp8870_config 0 36507 NULL +disable_so_hashbin_remove_fndecl_36512 hashbin_remove fndecl 2 36512 NULL +disable_so_mpll_ad_func_cntl_ni_clock_registers_36523 mpll_ad_func_cntl ni_clock_registers 0 36523 NULL +disable_so_timeout_usbdevfs_bulktransfer_36525 timeout usbdevfs_bulktransfer 0 36525 NULL +disable_so_ctl_freq_cx231xx_36526 ctl_freq cx231xx 0 36526 NULL +disable_so_last_isr_time_misc_stats_36527 last_isr_time misc_stats 0 36527 NULL +disable_so_mlx4_gen_guid_change_eqe_fndecl_36529 mlx4_gen_guid_change_eqe fndecl 0-2-3 36529 NULL +disable_so_addr_e1000_phy_info_36530 addr e1000_phy_info 0 36530 NULL nohasharray +disable_so_misc_mce_36530 misc mce 0 36530 &disable_so_addr_e1000_phy_info_36530 +disable_so_align_addr_sdhci_host_36535 align_addr sdhci_host 0 36535 NULL +disable_so_gran_sizek_mtrr_cleanup_result_36538 gran_sizek mtrr_cleanup_result 0 36538 NULL +disable_so_mcryptd_hash_export_fndecl_36554 mcryptd_hash_export fndecl 0 36554 NULL +disable_so_snd_opl3_timer_new_fndecl_36558 snd_opl3_timer_new fndecl 0-3-2 36558 NULL +disable_so_alarmtimer_rtc_interface_setup_fndecl_36561 alarmtimer_rtc_interface_setup fndecl 0 36561 NULL +disable_so_mb86a20s_read_signal_strength_fndecl_36562 mb86a20s_read_signal_strength fndecl 0 36562 NULL +disable_so_devm_request_threaded_irq_fndecl_36564 devm_request_threaded_irq fndecl 0-2-5 36564 NULL +disable_so_VDisplay_xtimings_36585 VDisplay xtimings 0 36585 NULL +disable_so_delay_usec_e1000_eeprom_info_36611 delay_usec e1000_eeprom_info 0 36611 NULL +disable_so_enabled_hrtimer_events_fusbh200_hcd_36613 enabled_hrtimer_events fusbh200_hcd 0 36613 NULL nohasharray +disable_so_myaddr_sym_hcb_36613 myaddr sym_hcb 0 36613 &disable_so_enabled_hrtimer_events_fusbh200_hcd_36613 +disable_so_bmc150_accel_runtime_resume_fndecl_36616 bmc150_accel_runtime_resume fndecl 0 36616 NULL nohasharray +disable_so_frequency_tuner_simple_priv_36616 frequency tuner_simple_priv 0 36616 &disable_so_bmc150_accel_runtime_resume_fndecl_36616 +disable_so_dll_cntl_ni_clock_registers_36640 dll_cntl ni_clock_registers 0 36640 NULL +disable_so_phys_addr_high_qlcnic_tx_mbx_36646 phys_addr_high qlcnic_tx_mbx 0 36646 NULL +disable_so_ntfs_bitmap_set_run_fndecl_36647 ntfs_bitmap_set_run fndecl 2-3 36647 NULL +disable_so_hfs_btree_open_fndecl_36648 hfs_btree_open fndecl 2 36648 NULL +disable_so_radio_tea5777_set_freq_fndecl_36650 radio_tea5777_set_freq fndecl 0 36650 NULL +disable_so_default_timeout_cyclades_port_36652 default_timeout cyclades_port 0 36652 NULL +disable_so_trinity_get_sleep_divider_id_from_clock_fndecl_36654 trinity_get_sleep_divider_id_from_clock fndecl 2 36654 NULL +disable_so_timeout_osst_tape_36656 timeout osst_tape 0 36656 NULL +disable_so_sda_falling_time_dw_i2c_dev_36665 sda_falling_time dw_i2c_dev 0 36665 NULL +disable_so_libipw_freq_to_channel_fndecl_36675 libipw_freq_to_channel fndecl 0-2 36675 NULL +disable_so_el3_interrupt_fndecl_36679 el3_interrupt fndecl 1 36679 NULL +disable_so_cg_spll_func_cntl_3_rv770_clock_registers_36680 cg_spll_func_cntl_3 rv770_clock_registers 0 36680 NULL +disable_so_resp_dma_addr_generic_pdu_resc_36683 resp_dma_addr generic_pdu_resc 0 36683 NULL +disable_so_store_imon_clock_fndecl_36685 store_imon_clock fndecl 0-4 36685 NULL +disable_so_kdbgetaddrarg_fndecl_36689 kdbgetaddrarg fndecl 0 36689 NULL +disable_so_ahash_def_finup_done1_fndecl_36695 ahash_def_finup_done1 fndecl 2 36695 NULL +disable_so_backlight_on_delay_intel_dp_36699 backlight_on_delay intel_dp 0 36699 NULL +disable_so_daddr_ipq_36701 daddr ipq 0 36701 NULL +disable_so_sha512_generic_mod_init_fndecl_36702 sha512_generic_mod_init fndecl 0 36702 NULL +disable_so_HYPERVISOR_dom0_op_fndecl_36705 HYPERVISOR_dom0_op fndecl 0 36705 NULL +disable_so_pll_ref_div_pll_ct_36716 pll_ref_div pll_ct 0 36716 NULL +disable_so_timecounter_cyc2time_fndecl_36723 timecounter_cyc2time fndecl 0-2 36723 NULL +disable_so_hello_time___bridge_info_36726 hello_time __bridge_info 0 36726 NULL +disable_so___clockevents_update_freq_fndecl_36730 __clockevents_update_freq fndecl 2 36730 NULL +disable_so_lvds_ssc_freq_intel_vbt_data_36732 lvds_ssc_freq intel_vbt_data 0 36732 NULL +disable_so_mlx4_bitmap_alloc_range_fndecl_36733 mlx4_bitmap_alloc_range fndecl 0-2-3 36733 NULL +disable_so_hmark_hash_fndecl_36743 hmark_hash fndecl 0 36743 NULL +disable_so_atimensec_fuse_attr_36765 atimensec fuse_attr 0 36765 NULL +disable_so_sys_getgid16_fndecl_36779 sys_getgid16 fndecl 0 36779 NULL +disable_so_hash_32_fndecl_36780 hash_32 fndecl 0-3 36780 NULL +disable_so_di_gid_qnx6_inode_entry_36804 di_gid qnx6_inode_entry 0 36804 NULL nohasharray +disable_so_jhash_fndecl_36804 jhash fndecl 0-2-3 36804 &disable_so_di_gid_qnx6_inode_entry_36804 +disable_so_last_time1_intel_ilk_power_mgmt_36819 last_time1 intel_ilk_power_mgmt 0 36819 NULL +disable_so_xen_clocksource_get_cycles_fndecl_36821 xen_clocksource_get_cycles fndecl 0 36821 NULL +disable_so_address_show_fndecl_36822 address_show fndecl 0 36822 NULL +disable_so_next_desc_addr_mm_dma_desc_36825 next_desc_addr mm_dma_desc 0 36825 NULL +disable_so_update_time_acpi_battery_36827 update_time acpi_battery 0 36827 NULL +disable_so_nla_put_le16_fndecl_36829 nla_put_le16 fndecl 0-3 36829 NULL +disable_so_sense_buf_phys_addr_hi_megasas_pthru_frame_36842 sense_buf_phys_addr_hi megasas_pthru_frame 0 36842 NULL +disable_so_vkdb_printf_fndecl_36847 vkdb_printf fndecl 0 36847 NULL +disable_so_cpu_to_fs32_fndecl_36849 cpu_to_fs32 fndecl 0-2 36849 NULL +disable_so_mxl301rf_sleep_fndecl_36864 mxl301rf_sleep fndecl 0 36864 NULL +disable_so_nfqueue_hash_fndecl_36865 nfqueue_hash fndecl 0-2-3-4 36865 NULL +disable_so_irq_set_irq_wake_fndecl_36876 irq_set_irq_wake fndecl 0-1 36876 NULL +disable_so_topology_change_timer_value___bridge_info_36878 topology_change_timer_value __bridge_info 0 36878 NULL +disable_so_settle_time_sym_shcb_36880 settle_time sym_shcb 0 36880 NULL +disable_so_mei_wd_set_start_timeout_fndecl_36890 mei_wd_set_start_timeout fndecl 2 36890 NULL +disable_so_inet6_dump_ifaddr_fndecl_36895 inet6_dump_ifaddr fndecl 0 36895 NULL +disable_so_sh_msiof_get_delay_bit_fndecl_36896 sh_msiof_get_delay_bit fndecl 0-1 36896 NULL +disable_so_pwm_uptime_w83793_data_36909 pwm_uptime w83793_data 0 36909 NULL nohasharray +disable_so_zd_iowrite32a_locked_fndecl_36909 zd_iowrite32a_locked fndecl 0-3 36909 &disable_so_pwm_uptime_w83793_data_36909 +disable_so_usb_runtime_suspend_fndecl_36911 usb_runtime_suspend fndecl 0 36911 NULL +disable_so_buf_addr_mlx5_ib_create_srq_36916 buf_addr mlx5_ib_create_srq 0 36916 NULL +disable_so_sbp2_pointer_to_addr_fndecl_36918 sbp2_pointer_to_addr fndecl 0 36918 NULL +disable_so_start_pcm_timer0_fndecl_36921 start_pcm_timer0 fndecl 2 36921 NULL +disable_so_timestamp_il3945_rx_frame_end_36930 timestamp il3945_rx_frame_end 0 36930 NULL +disable_so_nilfs_btree_node_broken_fndecl_36936 nilfs_btree_node_broken fndecl 2-3 36936 NULL +disable_so_wm8991_set_dai_clkdiv_fndecl_36938 wm8991_set_dai_clkdiv fndecl 3 36938 NULL +disable_so_timeout_ieee80211_mgd_auth_data_36943 timeout ieee80211_mgd_auth_data 0 36943 NULL +disable_so_i2c_address_itd1000_config_36949 i2c_address itd1000_config 0 36949 NULL +disable_so_nla_put_be16_fndecl_36955 nla_put_be16 fndecl 0-3 36955 NULL +disable_so_dma_addr_bcm_sysport_cb_36958 dma_addr bcm_sysport_cb 0 36958 NULL +disable_so_timeout_trf7970a_36959 timeout trf7970a 0 36959 NULL nohasharray +disable_so_s35390a_get_datetime_fndecl_36959 s35390a_get_datetime fndecl 0 36959 &disable_so_timeout_trf7970a_36959 +disable_so_spn_dev_sockaddr_pn_36960 spn_dev sockaddr_pn 0 36960 NULL +disable_so_dpp_page_addr_hi_ocrdma_alloc_pd_uresp_36964 dpp_page_addr_hi ocrdma_alloc_pd_uresp 0 36964 NULL +disable_so_tv_sec_compat_timespec_36965 tv_sec compat_timespec 0 36965 NULL +disable_so_get_dclk_freq_fndecl_36970 get_dclk_freq fndecl 0 36970 NULL +disable_so_intlog2_fndecl_36975 intlog2 fndecl 0-1 36975 NULL +disable_so_psb_intel_clock_fndecl_36993 psb_intel_clock fndecl 1 36993 NULL +disable_so_i_uid_write_fndecl_36996 i_uid_write fndecl 2 36996 NULL +disable_so_addr_st_sgitem_37005 addr st_sgitem 0 37005 NULL +disable_so_do_usleep_range_fndecl_37008 do_usleep_range fndecl 1-2 37008 NULL +disable_so_insert_entries_i915_address_space_37011 insert_entries i915_address_space 3 37011 NULL +disable_so_ext4_init_inode_bitmap_fndecl_37017 ext4_init_inode_bitmap fndecl 0-3 37017 NULL +disable_so_sp_pt_regs_37018 sp pt_regs 0 37018 NULL +disable_so_addr_gsm_dlci_37020 addr gsm_dlci 0 37020 NULL +disable_so_lbq_addr_cqicb_37033 lbq_addr cqicb 0 37033 NULL +disable_so_stv090x_get_car_freq_fndecl_37041 stv090x_get_car_freq fndecl 0-2 37041 NULL +disable_so_resp_sas_sha_m_spg_fndecl_37046 resp_sas_sha_m_spg fndecl 0 37046 NULL +disable_so_cyc2ns_shift_cyc2ns_data_37055 cyc2ns_shift cyc2ns_data 0 37055 NULL +disable_so_max8997_muic_set_debounce_time_fndecl_37057 max8997_muic_set_debounce_time fndecl 2-0 37057 NULL +disable_so_tms_cutime_compat_tms_37072 tms_cutime compat_tms 0 37072 NULL +disable_so_u2_timeout_store_fndecl_37082 u2_timeout_store fndecl 0-4 37082 NULL +disable_so_addr2_unlock_addr_37100 addr2 unlock_addr 0 37100 NULL +disable_so_pch_gbe_hal_read_mac_addr_fndecl_37101 pch_gbe_hal_read_mac_addr fndecl 0 37101 NULL +disable_so_blkcipher_next_slow_fndecl_37102 blkcipher_next_slow fndecl 3-4 37102 NULL +disable_so_addr_ata_bmdma_prd_37108 addr ata_bmdma_prd 0 37108 NULL +disable_so_nl80211_valid_4addr_fndecl_37115 nl80211_valid_4addr fndecl 0-4 37115 NULL +disable_so_dlm_lockres_hash_fndecl_37119 dlm_lockres_hash fndecl 2 37119 NULL +disable_so_uid_ipc64_perm_37121 uid ipc64_perm 0 37121 NULL +disable_so_paddr_gr_dma_desc_37127 paddr gr_dma_desc 0 37127 NULL +disable_so_max_cb_time_fndecl_37133 max_cb_time fndecl 0 37133 NULL +disable_so_smt_get_time_fndecl_37135 smt_get_time fndecl 0 37135 NULL +disable_so_div_q1_pll_values_37147 div_q1 pll_values 0 37147 NULL +disable_so_ufshcd_setup_clocks_fndecl_37162 ufshcd_setup_clocks fndecl 0 37162 NULL +disable_so_gid_fuse_attr_37169 gid fuse_attr 0 37169 NULL +disable_so_smsc75xx_hash_fndecl_37173 smsc75xx_hash fndecl 0 37173 NULL +disable_so_crypto_skcipher_givencrypt_fndecl_37175 crypto_skcipher_givencrypt fndecl 0 37175 NULL +disable_so_ip_vs_set_timeout_fndecl_37183 ip_vs_set_timeout fndecl 0 37183 NULL +disable_so_pci_bus_cx25821_dev_37185 pci_bus cx25821_dev 0 37185 NULL +disable_so_b43_set_slot_time_fndecl_37196 b43_set_slot_time fndecl 2 37196 NULL +disable_so_af9013_sleep_fndecl_37201 af9013_sleep fndecl 0 37201 NULL +disable_so_sock_check_timeo_net_conf_37210 sock_check_timeo net_conf 0 37210 NULL +disable_so_tms_utime_tms_37217 tms_utime tms 0 37217 NULL +disable_so_lx_interrupt_request_new_buffer_fndecl_37218 lx_interrupt_request_new_buffer fndecl 0 37218 NULL +disable_so_cryptomgr_notify_fndecl_37232 cryptomgr_notify fndecl 0 37232 NULL +disable_so_wm831x_wdt_set_timeout_fndecl_37238 wm831x_wdt_set_timeout fndecl 2-0 37238 NULL +disable_so_qh_schedule_fndecl_37247 qh_schedule fndecl 0 37247 NULL +disable_so_nilfs_segctor_last_nongc_write_time_secs_show_fndecl_37250 nilfs_segctor_last_nongc_write_time_secs_show fndecl 0 37250 NULL nohasharray +disable_so_total_crypto_hash_walk_37250 total crypto_hash_walk 0 37250 &disable_so_nilfs_segctor_last_nongc_write_time_secs_show_fndecl_37250 +disable_so_fq_rehash_fndecl_37274 fq_rehash fndecl 3-5 37274 NULL +disable_so_set_addr_dsa_switch_driver_37276 set_addr dsa_switch_driver 0 37276 NULL +disable_so_tv_sec_timeval_37284 tv_sec timeval 0 37284 NULL +disable_so_timestamp_nfs4_lockdata_37285 timestamp nfs4_lockdata 0 37285 NULL +disable_so_ccp_register_aes_xts_alg_fndecl_37292 ccp_register_aes_xts_alg fndecl 0 37292 NULL +disable_so_ssb_chipco_timing_init_fndecl_37295 ssb_chipco_timing_init fndecl 2 37295 NULL +disable_so_atime_sec_ubifs_ino_node_37298 atime_sec ubifs_ino_node 0 37298 NULL +disable_so_sel_addr___queue_37305 sel_addr __queue 0 37305 NULL +disable_so_nla_put_shortaddr_fndecl_37306 nla_put_shortaddr fndecl 0 37306 NULL +disable_so_snd_pcm_sgbuf_get_addr_fndecl_37310 snd_pcm_sgbuf_get_addr fndecl 0-2 37310 NULL +disable_so_qla2x00_program_flash_address_fndecl_37312 qla2x00_program_flash_address fndecl 2 37312 NULL +disable_so_linetime_skl_pipe_wm_37317 linetime skl_pipe_wm 0 37317 NULL +disable_so_d_time_ptc_stats_37320 d_time ptc_stats 0 37320 NULL nohasharray +disable_so_dst_slave_addr_rcar_dmac_chan_37320 dst_slave_addr rcar_dmac_chan 0 37320 &disable_so_d_time_ptc_stats_37320 +disable_so_edx_tss_segment_32_37322 edx tss_segment_32 0 37322 NULL +disable_so_time_stamp_ixgbevf_tx_buffer_37332 time_stamp ixgbevf_tx_buffer 0 37332 NULL +disable_so_dccpor_elapsed_time_dccp_options_received_37349 dccpor_elapsed_time dccp_options_received 0 37349 NULL nohasharray +disable_so_rhine_interrupt_fndecl_37349 rhine_interrupt fndecl 1 37349 &disable_so_dccpor_elapsed_time_dccp_options_received_37349 +disable_so_cpufreq_get_policy_fndecl_37351 cpufreq_get_policy fndecl 0-2 37351 NULL +disable_so_blocksize_ccp_aes_def_37352 blocksize ccp_aes_def 0 37352 NULL +disable_so_disengage_timeout_xpc_partition_37353 disengage_timeout xpc_partition 0 37353 NULL +disable_so_nilfs_btree_lookup_contig_fndecl_37360 nilfs_btree_lookup_contig fndecl 0-2 37360 NULL +disable_so_timeo_rpc_rtt_37368 timeo rpc_rtt 0 37368 NULL +disable_so_calc_divisor_fndecl_37379 calc_divisor fndecl 0-1 37379 NULL +disable_so_uid_ncp_mount_data_37380 uid ncp_mount_data 0 37380 NULL nohasharray +disable_so_ip_vs_conn_hashkey_conn_fndecl_37380 ip_vs_conn_hashkey_conn fndecl 0 37380 &disable_so_uid_ncp_mount_data_37380 +disable_so_clock_delay_adv7511_link_config_37390 clock_delay adv7511_link_config 0 37390 NULL nohasharray +disable_so_mtrr_check_fndecl_37390 mtrr_check fndecl 1-2 37390 &disable_so_clock_delay_adv7511_link_config_37390 +disable_so_tuner_addr_cx231xx_37393 tuner_addr cx231xx 0 37393 NULL +disable_so_minute_timestamp_37395 minute timestamp 0 37395 NULL +disable_so_mthca_mr_alloc_fndecl_37397 mthca_mr_alloc fndecl 5-0-2-3 37397 NULL +disable_so_cx24123_int_log2_fndecl_37405 cx24123_int_log2 fndecl 0-2 37405 NULL +disable_so_s_def_resgid_ext2_super_block_37420 s_def_resgid ext2_super_block 0 37420 NULL nohasharray +disable_so_fast_pwrup_delay_ssb_chipcommon_37420 fast_pwrup_delay ssb_chipcommon 0 37420 &disable_so_s_def_resgid_ext2_super_block_37420 +disable_so_nfs_key_timeout_notify_fndecl_37423 nfs_key_timeout_notify fndecl 0 37423 NULL nohasharray +disable_so_netxen_schedule_work_fndecl_37423 netxen_schedule_work fndecl 3 37423 &disable_so_nfs_key_timeout_notify_fndecl_37423 +disable_so_rx8025_sysfs_store_clock_adjust_fndecl_37426 rx8025_sysfs_store_clock_adjust fndecl 0-4 37426 NULL +disable_so_port_mlx4_alias_guid_work_context_37428 port mlx4_alias_guid_work_context 0 37428 NULL +disable_so_lpfc_max_scsicmpl_time_set_fndecl_37433 lpfc_max_scsicmpl_time_set fndecl 2 37433 NULL +disable_so_mld_ifc_start_timer_fndecl_37436 mld_ifc_start_timer fndecl 2 37436 NULL +disable_so_guest_phys_addr_vhost_memory_region_37438 guest_phys_addr vhost_memory_region 0 37438 NULL nohasharray +disable_so_tun1_maddress_stv0900_init_params_37438 tun1_maddress stv0900_init_params 0 37438 &disable_so_guest_phys_addr_vhost_memory_region_37438 +disable_so_i2c_addr_m88ds3103_config_37446 i2c_addr m88ds3103_config 0 37446 NULL +disable_so_hd_phys_address_hpet_data_37448 hd_phys_address hpet_data 0 37448 NULL +disable_so_ip_addr_c2_netaddr_37452 ip_addr c2_netaddr 0 37452 NULL +disable_so_acpi_map_cpuid_fndecl_37455 acpi_map_cpuid fndecl 0-1-2 37455 NULL +disable_so_regcache_lzo_block_count_fndecl_37459 regcache_lzo_block_count fndecl 0 37459 NULL +disable_so_iwl_dbgfs_interrupt_write_fndecl_37470 iwl_dbgfs_interrupt_write fndecl 0-3 37470 NULL +disable_so_freq_timex_37471 freq timex 0 37471 NULL +disable_so_gk104_fifo_engidx_fndecl_37472 gk104_fifo_engidx fndecl 0 37472 NULL +disable_so_ocfs2_write_remove_suid_fndecl_37473 ocfs2_write_remove_suid fndecl 0 37473 NULL +disable_so_zd_iowrite16a_locked_fndecl_37478 zd_iowrite16a_locked fndecl 0 37478 NULL +disable_so_base_clock_slgt_info_37486 base_clock slgt_info 0 37486 NULL +disable_so_onenand_addr_fndecl_37493 onenand_addr fndecl 0-2 37493 NULL +disable_so_bitmap_shift_right_fndecl_37507 bitmap_shift_right fndecl 3-4 37507 NULL +disable_so_phys_addr_netxen_recv_context_37520 phys_addr netxen_recv_context 0 37520 NULL +disable_so_dma_addr_vmxnet3_tx_buf_info_37524 dma_addr vmxnet3_tx_buf_info 0 37524 NULL +disable_so_start_time_fnic_io_req_37530 start_time fnic_io_req 0 37530 NULL +disable_so_hash_val_rss_header_37536 hash_val rss_header 0 37536 NULL +disable_so_dev_addr_bdc_37537 dev_addr bdc 0 37537 NULL +disable_so_cobalt_enum_dv_timings_fndecl_37539 cobalt_enum_dv_timings fndecl 0 37539 NULL +disable_so_timestamp_cw1200_link_entry_37549 timestamp cw1200_link_entry 0 37549 NULL +disable_so_c_resolution_snd_timer_hardware_37556 c_resolution snd_timer_hardware 0 37556 NULL +disable_so_dummy_systimer_pointer_fndecl_37562 dummy_systimer_pointer fndecl 0 37562 NULL +disable_so_cir_wake_addr_nvt_dev_37577 cir_wake_addr nvt_dev 0 37577 NULL +disable_so_clients_bit_vector_mac_configuration_entry_37582 clients_bit_vector mac_configuration_entry 0 37582 NULL +disable_so___round_jiffies_up_fndecl_37586 __round_jiffies_up fndecl 2-1-0 37586 NULL +disable_so_xfs_btree_updkey_fndecl_37592 xfs_btree_updkey fndecl 0 37592 NULL +disable_so_r6b_val_fc2580_freq_regs_37593 r6b_val fc2580_freq_regs 0 37593 NULL +disable_so_audit_backlog_wait_time_master_vardecl_audit_c_37596 audit_backlog_wait_time_master vardecl_audit.c 0 37596 NULL +disable_so_hhf_arrays_reset_timestamp_hhf_sched_data_37598 hhf_arrays_reset_timestamp hhf_sched_data 0 37598 NULL +disable_so_rate_den_snd_pcm_runtime_37607 rate_den snd_pcm_runtime 0 37607 NULL +disable_so_vdi_mtime_vxfs_inode_info_37613 vdi_mtime vxfs_inode_info 0 37613 NULL +disable_so_tx_bufs_dma_addr_sc92031_priv_37616 tx_bufs_dma_addr sc92031_priv 0 37616 NULL +disable_so_brcmf_msgbuf_schedule_txdata_fndecl_37619 brcmf_msgbuf_schedule_txdata fndecl 2 37619 NULL +disable_so_pvr2_hdw_set_cur_freq_fndecl_37630 pvr2_hdw_set_cur_freq fndecl 2 37630 NULL +disable_so_pixclock_fb_cvt_data_37637 pixclock fb_cvt_data 0 37637 NULL +disable_so_ieee80211_if_read_beacon_timeout_fndecl_37639 ieee80211_if_read_beacon_timeout fndecl 3-0 37639 NULL +disable_so_ds1374_read_time_fndecl_37640 ds1374_read_time fndecl 0 37640 NULL +disable_so_addr_handler_fndecl_37652 addr_handler fndecl 1 37652 NULL +disable_so_v_radeon_clock_voltage_dependency_entry_37656 v radeon_clock_voltage_dependency_entry 0 37656 NULL +disable_so_bma150_set_high_g_interrupt_fndecl_37662 bma150_set_high_g_interrupt fndecl 4-5-3-0 37662 NULL +disable_so_SYSC_setresuid_fndecl_37663 SYSC_setresuid fndecl 0 37663 NULL +disable_so_sht15_interrupt_fired_fndecl_37668 sht15_interrupt_fired fndecl 1 37668 NULL +disable_so_munge_address_falcon_spi_device_37671 munge_address falcon_spi_device 0 37671 NULL +disable_so___hw_addr_unsync_fndecl_37673 __hw_addr_unsync fndecl 3 37673 NULL +disable_so_uv_mmtimer_femtoperiod_vardecl_uv_mmtimer_c_37680 uv_mmtimer_femtoperiod vardecl_uv_mmtimer.c 0 37680 NULL +disable_so_phy_addr_pxa168_eth_private_37687 phy_addr pxa168_eth_private 0 37687 NULL +disable_so_pch_udc_read_ep_interrupts_fndecl_37692 pch_udc_read_ep_interrupts fndecl 0 37692 NULL +disable_so_en_addr0_nphy_rf_control_override_rev3_37699 en_addr0 nphy_rf_control_override_rev3 0 37699 NULL +disable_so_sense_phys_addr_megasas_cmd_37718 sense_phys_addr megasas_cmd 0 37718 NULL +disable_so_dsc_poll_freq_ide_tape_obj_37730 dsc_poll_freq ide_tape_obj 0 37730 NULL +disable_so_no_gc_sleep_time_f2fs_gc_kthread_37736 no_gc_sleep_time f2fs_gc_kthread 0 37736 NULL +disable_so_b_addr_dma_data_buffer_37749 b_addr dma_data_buffer 0 37749 NULL +disable_so_test_hash_jiffies_fndecl_37757 test_hash_jiffies fndecl 4 37757 NULL +disable_so_bufptr_addr_nm256_stream_37759 bufptr_addr nm256_stream 0 37759 NULL nohasharray +disable_so_gcm_hash_crypt_continue_fndecl_37759 gcm_hash_crypt_continue fndecl 0 37759 &disable_so_bufptr_addr_nm256_stream_37759 +disable_so_get_semotime_fndecl_37761 get_semotime fndecl 0 37761 NULL +disable_so_ds_tss_segment_32_37770 ds tss_segment_32 0 37770 NULL nohasharray +disable_so_ccp_run_aes_cmd_fndecl_37770 ccp_run_aes_cmd fndecl 0 37770 &disable_so_ds_tss_segment_32_37770 +disable_so_sys_signal_fndecl_37776 sys_signal fndecl 1 37776 NULL +disable_so_jiffies_till_next_fqs_vardecl_tree_c_37778 jiffies_till_next_fqs vardecl_tree.c 0 37778 NULL +disable_so_col_scan_delay_us_matrix_keypad_platform_data_37789 col_scan_delay_us matrix_keypad_platform_data 0 37789 NULL +disable_so_small_buf_phy_addr_ql3_adapter_37791 small_buf_phy_addr ql3_adapter 0 37791 NULL +disable_so_bitmap_intersects_fndecl_37795 bitmap_intersects fndecl 3 37795 NULL +disable_so_clock_panel_info_37807 clock panel_info 0 37807 NULL +disable_so_unix_gid_hash_fndecl_37822 unix_gid_hash fndecl 0 37822 NULL +disable_so_btrfs_inode_uid_fndecl_37823 btrfs_inode_uid fndecl 0 37823 NULL +disable_so_snd_usb_find_clock_multiplier_fndecl_37825 snd_usb_find_clock_multiplier fndecl 2 37825 NULL nohasharray +disable_so_queue_show_random_fndecl_37825 queue_show_random fndecl 0 37825 &disable_so_snd_usb_find_clock_multiplier_fndecl_37825 +disable_so_intr_gen_timer_trigger_ath_hw_37826 intr_gen_timer_trigger ath_hw 0 37826 NULL +disable_so_mvs_interrupt_fndecl_37840 mvs_interrupt fndecl 1 37840 NULL +disable_so_aic7xxx_seltime_vardecl_aic7xxx_osm_c_37841 aic7xxx_seltime vardecl_aic7xxx_osm.c 0 37841 NULL +disable_so_baud_uartdiv_baycom_state_37846 baud_uartdiv baycom_state 0 37846 NULL +disable_so_ac97_clock_vardecl_intel8x0m_c_37848 ac97_clock vardecl_intel8x0m.c 0 37848 NULL nohasharray +disable_so_rtl818x_iowrite8_idx_fndecl_37848 rtl818x_iowrite8_idx fndecl 3 37848 &disable_so_ac97_clock_vardecl_intel8x0m_c_37848 +disable_so_io_addr_kcq_info_37850 io_addr kcq_info 0 37850 NULL +disable_so_last_signal_sta_info_37865 last_signal sta_info 0 37865 NULL +disable_so_dccpor_timestamp_echo_dccp_options_received_37875 dccpor_timestamp_echo dccp_options_received 0 37875 NULL +disable_so_ccp_aes_cmac_update_fndecl_37894 ccp_aes_cmac_update fndecl 0 37894 NULL +disable_so_chip_delay_nand_chip_37901 chip_delay nand_chip 0 37901 NULL +disable_so_saddr_irlap_cb_37910 saddr irlap_cb 0 37910 NULL +disable_so_disk_timeout_disk_conf_37918 disk_timeout disk_conf 0 37918 NULL +disable_so_show_time_in_state_fndecl_37923 show_time_in_state fndecl 0 37923 NULL +disable_so_snd_timer_user_pause_fndecl_37928 snd_timer_user_pause fndecl 0 37928 NULL +disable_so_is_valid_rtc_data_addr_il_ops_37930 is_valid_rtc_data_addr il_ops 1 37930 NULL +disable_so_wl18xx_enable_interrupts_fndecl_37937 wl18xx_enable_interrupts fndecl 0 37937 NULL nohasharray +disable_so_nested_vmx_store_msr_fndecl_37937 nested_vmx_store_msr fndecl 2 37937 &disable_so_wl18xx_enable_interrupts_fndecl_37937 +disable_so_last_ack_time_misc_stats_37946 last_ack_time misc_stats 0 37946 NULL +disable_so_vblank_lo_lvds_dvo_timing_37949 vblank_lo lvds_dvo_timing 0 37949 NULL +disable_so_ath6kl_get_hi_item_addr_fndecl_37951 ath6kl_get_hi_item_addr fndecl 0-2 37951 NULL +disable_so_bitmap_word_used_fndecl_37955 bitmap_word_used fndecl 2 37955 NULL +disable_so_process_tgid_coredump_proc_event_37962 process_tgid coredump_proc_event 0 37962 NULL +disable_so_device_addr_net2280_tx_hdr_37967 device_addr net2280_tx_hdr 0 37967 NULL nohasharray +disable_so_sctp_assoc_set_bind_addr_from_cookie_fndecl_37967 sctp_assoc_set_bind_addr_from_cookie fndecl 0-3 37967 &disable_so_device_addr_net2280_tx_hdr_37967 +disable_so_read_l1_tsc_kvm_x86_ops_37977 read_l1_tsc kvm_x86_ops 0-2 37977 NULL +disable_so_ipqhashfn_fndecl_37983 ipqhashfn fndecl 1-4 37983 NULL +disable_so_divider_get_val_fndecl_37994 divider_get_val fndecl 1-2-4-0 37994 NULL +disable_so_rfc4106_set_hash_subkey_fndecl_37995 rfc4106_set_hash_subkey fndecl 3 37995 NULL +disable_so_intel_overlay_recover_from_interrupt_fndecl_37996 intel_overlay_recover_from_interrupt fndecl 0 37996 NULL +disable_so_demod_address_tda10023_config_37998 demod_address tda10023_config 0 37998 NULL nohasharray +disable_so_addrconf_del_ifaddr_fndecl_37998 addrconf_del_ifaddr fndecl 0 37998 &disable_so_demod_address_tda10023_config_37998 +disable_so_clear_bit_unlock_fndecl_38002 clear_bit_unlock fndecl 1 38002 NULL +disable_so_mactime_ieee80211_rx_status_38004 mactime ieee80211_rx_status 0 38004 NULL +disable_so_conn_info_timestamp_hci_conn_38005 conn_info_timestamp hci_conn 0 38005 NULL +disable_so_il_vsync_v4l2_bt_timings_38013 il_vsync v4l2_bt_timings 0 38013 NULL +disable_so_bch_strtouint_h_fndecl_38016 bch_strtouint_h fndecl 0 38016 NULL +disable_so_crypto_ccm_encrypt_fndecl_38019 crypto_ccm_encrypt fndecl 0 38019 NULL +disable_so_beacon_timeout_ms_vardecl_38026 beacon_timeout_ms vardecl 0 38026 NULL +disable_so_ima_calc_field_array_hash_fndecl_38044 ima_calc_field_array_hash fndecl 0-3 38044 NULL +disable_so_mISDN_clock_update_fndecl_38046 mISDN_clock_update fndecl 2 38046 NULL +disable_so_rv6xx_memory_clock_entry_set_post_divider_fndecl_38049 rv6xx_memory_clock_entry_set_post_divider fndecl 3 38049 NULL nohasharray +disable_so_tuner_set_frequency_stb0899_config_38049 tuner_set_frequency stb0899_config 2 38049 &disable_so_rv6xx_memory_clock_entry_set_post_divider_fndecl_38049 +disable_so_bcma_pmu_get_cpu_clock_fndecl_38056 bcma_pmu_get_cpu_clock fndecl 0 38056 NULL +disable_so_mei_irq_write_handler_fndecl_38063 mei_irq_write_handler fndecl 0 38063 NULL +disable_so_follow_huge_addr_fndecl_38066 follow_huge_addr fndecl 2 38066 NULL +disable_so_wait_for_completion_timeout_fndecl_38078 wait_for_completion_timeout fndecl 0-2 38078 NULL +disable_so_wm8961_set_clkdiv_fndecl_38080 wm8961_set_clkdiv fndecl 3 38080 NULL +disable_so_process_tgid_ptrace_proc_event_38081 process_tgid ptrace_proc_event 0 38081 NULL +disable_so_blocknr_disk_bitmap_header_38088 blocknr disk_bitmap_header 0 38088 NULL +disable_so_index_cnt_btrfs_delayed_node_38090 index_cnt btrfs_delayed_node 0 38090 NULL +disable_so_bq32k_rtc_set_time_fndecl_38091 bq32k_rtc_set_time fndecl 0 38091 NULL nohasharray +disable_so_apei_map_generic_address_fndecl_38091 apei_map_generic_address fndecl 0 38091 &disable_so_bq32k_rtc_set_time_fndecl_38091 +disable_so_xfs_iformat_btree_fndecl_38096 xfs_iformat_btree fndecl 0 38096 NULL +disable_so_inet6_rtm_newaddr_fndecl_38099 inet6_rtm_newaddr fndecl 0 38099 NULL +disable_so_tuner_set_frequency_stv090x_config_38105 tuner_set_frequency stv090x_config 2 38105 NULL +disable_so_atomic_notifier_chain_register_fndecl_38114 atomic_notifier_chain_register fndecl 0 38114 NULL +disable_so_timeout_parms_to_skb_fndecl_38116 timeout_parms_to_skb fndecl 0 38116 NULL +disable_so_key_idx_off_ieee80211_cipher_scheme_38117 key_idx_off ieee80211_cipher_scheme 0 38117 NULL +disable_so_qla2x00_zio_timer_store_fndecl_38118 qla2x00_zio_timer_store fndecl 0 38118 NULL +disable_so_pch_udc_write_ep_interrupts_fndecl_38129 pch_udc_write_ep_interrupts fndecl 2 38129 NULL +disable_so_ipv4addr_cxgbi_hba_38131 ipv4addr cxgbi_hba 0 38131 NULL +disable_so_ep0_bounce_addr_dwc3_38133 ep0_bounce_addr dwc3 0 38133 NULL +disable_so_br_ip_hash_fndecl_38135 br_ip_hash fndecl 0 38135 NULL +disable_so_signal_to_av_fndecl_38146 signal_to_av fndecl 0 38146 NULL nohasharray +disable_so_ext4_init_block_bitmap_fndecl_38146 ext4_init_block_bitmap fndecl 3 38146 &disable_so_signal_to_av_fndecl_38146 +disable_so_mapped_physical_address_acpi_mem_space_context_38147 mapped_physical_address acpi_mem_space_context 0 38147 NULL +disable_so_uptime_dn_dev_38149 uptime dn_dev 0 38149 NULL nohasharray +disable_so_btrfs_name_hash_fndecl_38149 btrfs_name_hash fndecl 0-2 38149 &disable_so_uptime_dn_dev_38149 +disable_so_snd_timer_pause_fndecl_38159 snd_timer_pause fndecl 0 38159 NULL +disable_so_flash_addr_atto_vda_flash_req_38165 flash_addr atto_vda_flash_req 0 38165 NULL +disable_so_bfa_fcs_lport_ns_sm_sending_gid_ft_fndecl_38173 bfa_fcs_lport_ns_sm_sending_gid_ft fndecl 2 38173 NULL +disable_so_nla_put_flag_fndecl_38183 nla_put_flag fndecl 0 38183 NULL +disable_so_fll_freq_in_wm8350_data_38185 fll_freq_in wm8350_data 0 38185 NULL +disable_so_softdog_set_timeout_fndecl_38187 softdog_set_timeout fndecl 2 38187 NULL +disable_so_i_uid_sysv_inode_38197 i_uid sysv_inode 0 38197 NULL +disable_so_start_time_wl1271_tx_hw_descr_38213 start_time wl1271_tx_hw_descr 0 38213 NULL +disable_so_address_callback_fw_address_handler_38224 address_callback fw_address_handler 6-9 38224 NULL +disable_so_last_rsrc_error_time_lpfc_hba_38225 last_rsrc_error_time lpfc_hba 0 38225 NULL +disable_so_val_addr1_nphy_rf_control_override_rev3_38228 val_addr1 nphy_rf_control_override_rev3 0 38228 NULL +disable_so_ipr_transop_timeout_vardecl_ipr_c_38231 ipr_transop_timeout vardecl_ipr.c 0 38231 NULL +disable_so_disk_events_poll_jiffies_fndecl_38233 disk_events_poll_jiffies fndecl 0 38233 NULL +disable_so_s2mps11_set_ramp_delay_fndecl_38236 s2mps11_set_ramp_delay fndecl 0 38236 NULL +disable_so_rdb_BlockBytes_RigidDiskBlock_38238 rdb_BlockBytes RigidDiskBlock 0 38238 NULL +disable_so_bitmap_equal_fndecl_38239 bitmap_equal fndecl 3 38239 NULL +disable_so_drm_mm_init_fndecl_38240 drm_mm_init fndecl 2-3 38240 NULL nohasharray +disable_so_ring_info_addr_brcmf_pcie_shared_info_38240 ring_info_addr brcmf_pcie_shared_info 0 38240 &disable_so_drm_mm_init_fndecl_38240 +disable_so_cg_spll_spread_spectrum_ni_clock_registers_38241 cg_spll_spread_spectrum ni_clock_registers 0 38241 NULL +disable_so_byt_gpu_freq_fndecl_38243 byt_gpu_freq fndecl 0-2 38243 NULL +disable_so_hhf_evict_timeout_hhf_sched_data_38244 hhf_evict_timeout hhf_sched_data 0 38244 NULL +disable_so_addr_unmap_notify_38247 addr unmap_notify 0 38247 NULL +disable_so_xfs_btree_reada_bufl_fndecl_38248 xfs_btree_reada_bufl fndecl 2-3 38248 NULL +disable_so_ip_vs_conn_hashkey_param_fndecl_38257 ip_vs_conn_hashkey_param fndecl 0 38257 NULL +disable_so_prev_steal_time_rq_rq_38260 prev_steal_time_rq rq 0 38260 NULL +disable_so_mapaddr_map_list_38266 mapaddr map_list 0 38266 NULL +disable_so_reqoff_crypto_authenc_esn_ctx_38268 reqoff crypto_authenc_esn_ctx 0 38268 NULL +disable_so_ui_mtimensec_ufs2_inode_38278 ui_mtimensec ufs2_inode 0 38278 NULL +disable_so_scbbaddr_ahc_pci_softc_38281 scbbaddr ahc_pci_softc 0 38281 NULL +disable_so_demod_address_dst_config_38283 demod_address dst_config 0 38283 NULL +disable_so_pcc_cpufreq_init_fndecl_38287 pcc_cpufreq_init fndecl 0 38287 NULL +disable_so_channel_divider_ad9523_channel_spec_38291 channel_divider ad9523_channel_spec 0 38291 NULL +disable_so_time_in_ghes_estatus_cache_38306 time_in ghes_estatus_cache 0 38306 NULL +disable_so_time_stamp_i40e_tx_buffer_38313 time_stamp i40e_tx_buffer 0 38313 NULL +disable_so_show_signal_msg_fndecl_38336 show_signal_msg fndecl 3 38336 NULL +disable_so_cma_bitmap_aligned_offset_fndecl_38343 cma_bitmap_aligned_offset fndecl 0-2 38343 NULL +disable_so_digi_set_modem_signals_fndecl_38348 digi_set_modem_signals fndecl 0 38348 NULL +disable_so_sum_blk_addr_fndecl_38356 sum_blk_addr fndecl 0-2-3 38356 NULL +disable_so_gcm_hash_assoc_done_fndecl_38360 gcm_hash_assoc_done fndecl 2 38360 NULL +disable_so_dma_headwb_addr_i40e_virtchnl_txq_info_38365 dma_headwb_addr i40e_virtchnl_txq_info 0 38365 NULL +disable_so_cpu_cpufreq_policy_38366 cpu cpufreq_policy 0 38366 NULL nohasharray +disable_so_shash_descsize_dm_verity_38366 shash_descsize dm_verity 0 38366 &disable_so_cpu_cpufreq_policy_38366 +disable_so_sleep_cookie_addr_lo_host_cmd_ds_pcie_details_38370 sleep_cookie_addr_lo host_cmd_ds_pcie_details 0 38370 NULL +disable_so_bch_btree_keys_u64s_remaining_fndecl_38373 bch_btree_keys_u64s_remaining fndecl 0 38373 NULL +disable_so_timeout_lp_struct_38387 timeout lp_struct 0 38387 NULL +disable_so_x1205_set_datetime_fndecl_38391 x1205_set_datetime fndecl 4 38391 NULL +disable_so_dma_addr_rxd_info_38410 dma_addr rxd_info 0 38410 NULL +disable_so_copy_signaled_event_data_fndecl_38425 copy_signaled_event_data fndecl 1 38425 NULL +disable_so_bcn_addr_carl9170_bcn_ctrl_cmd_38429 bcn_addr carl9170_bcn_ctrl_cmd 0 38429 NULL +disable_so_rproc_vq_interrupt_fndecl_38432 rproc_vq_interrupt fndecl 2 38432 NULL +disable_so_div_clk_div_table_38447 div clk_div_table 0 38447 NULL +disable_so_seq_default_timer_resolution_vardecl_38451 seq_default_timer_resolution vardecl 0 38451 NULL +disable_so_dma_ops_free_addresses_fndecl_38461 dma_ops_free_addresses fndecl 2-3 38461 NULL +disable_so_time_zero_xfs_mru_cache_38463 time_zero xfs_mru_cache 0 38463 NULL +disable_so_timeAdj_TCP_Server_Info_38464 timeAdj TCP_Server_Info 0 38464 NULL +disable_so_curr_kvm_shared_msr_values_38468 curr kvm_shared_msr_values 0 38468 NULL +disable_so_vhost_add_used_and_signal_fndecl_38469 vhost_add_used_and_signal fndecl 4-3 38469 NULL +disable_so_mclk_pwrmgt_cntl_ni_clock_registers_38478 mclk_pwrmgt_cntl ni_clock_registers 0 38478 NULL +disable_so_srp_reconnect_delay_vardecl_ib_srp_c_38484 srp_reconnect_delay vardecl_ib_srp.c 0 38484 NULL +disable_so_i2c_clk_divider_au0828_board_38485 i2c_clk_divider au0828_board 0 38485 NULL +disable_so_ark_set_pixclock_fndecl_38501 ark_set_pixclock fndecl 2 38501 NULL +disable_so_use_time_xfrm_lifetime_cur_38505 use_time xfrm_lifetime_cur 0 38505 NULL nohasharray +disable_so_musb_advance_schedule_fndecl_38505 musb_advance_schedule fndecl 4 38505 &disable_so_use_time_xfrm_lifetime_cur_38505 +disable_so_spinfo_mtu_sctp_paddrinfo_38516 spinfo_mtu sctp_paddrinfo 0 38516 NULL +disable_so_sample_freq_tda10048_state_38521 sample_freq tda10048_state 0 38521 NULL +disable_so_mapping_level_dirty_bitmap_fndecl_38527 mapping_level_dirty_bitmap fndecl 2 38527 NULL +disable_so_rx_ring_dma_addr_sc92031_priv_38536 rx_ring_dma_addr sc92031_priv 0 38536 NULL +disable_so___ipv6_addr_type_fndecl_38537 __ipv6_addr_type fndecl 0 38537 NULL +disable_so_cstamp_inet6_ifaddr_38541 cstamp inet6_ifaddr 0 38541 NULL +disable_so_arch_randomize_brk_fndecl_38542 arch_randomize_brk fndecl 0 38542 NULL +disable_so_imon_mce_key_lookup_fndecl_38543 imon_mce_key_lookup fndecl 0-2 38543 NULL +disable_so_amdgpu_mm_wreg_fndecl_38550 amdgpu_mm_wreg fndecl 2-3 38550 NULL +disable_so_mgid_index_mthca_qp_path_38553 mgid_index mthca_qp_path 0 38553 NULL +disable_so_i_gid_bfs_inode_38565 i_gid bfs_inode 0 38565 NULL +disable_so_tx_delayed_compl_wlcore_ops_38572 tx_delayed_compl wlcore_ops 0 38572 NULL +disable_so_split_scan_timeout_write_fndecl_38579 split_scan_timeout_write fndecl 3-0 38579 NULL +disable_so_xfs_btree_change_owner_fndecl_38586 xfs_btree_change_owner fndecl 0-2 38586 NULL +disable_so_hash_sendmsg_fndecl_38588 hash_sendmsg fndecl 0 38588 NULL +disable_so_read_inode_bitmap_fndecl_38589 read_inode_bitmap fndecl 2 38589 NULL +disable_so_before_ctime_sec_nfsd4_change_info_38591 before_ctime_sec nfsd4_change_info 0 38591 NULL +disable_so_sys_clock_freq_drx_common_attr_38599 sys_clock_freq drx_common_attr 0 38599 NULL +disable_so_kvm_x2apic_msr_write_fndecl_38601 kvm_x2apic_msr_write fndecl 3 38601 NULL +disable_so_stored_addr_lo_amd_iommu_38609 stored_addr_lo amd_iommu 0 38609 NULL +disable_so_udp_port_udp_media_addr_38613 udp_port udp_media_addr 0 38613 NULL +disable_so_hashmask_Qdisc_class_hash_38621 hashmask Qdisc_class_hash 0 38621 NULL +disable_so_i_gid_nilfs_inode_38625 i_gid nilfs_inode 0 38625 NULL +disable_so__freq_tbl_determine_rate_fndecl_38627 _freq_tbl_determine_rate fndecl 0 38627 NULL +disable_so_n__pll_div_38634 n _pll_div 0 38634 NULL +disable_so_security_task_getpgid_fndecl_38635 security_task_getpgid fndecl 0 38635 NULL +disable_so_dmsr_eg20t_port_38638 dmsr eg20t_port 0 38638 NULL +disable_so_e4000_s_frequency_fndecl_38648 e4000_s_frequency fndecl 0 38648 NULL +disable_so_timestamp_iwl_rx_phy_res_38650 timestamp iwl_rx_phy_res 0 38650 NULL +disable_so_set_freq_fndecl_38651 set_freq fndecl 2 38651 NULL +disable_so_technisat_usb2_set_led_timer_fndecl_38654 technisat_usb2_set_led_timer fndecl 3-2 38654 NULL +disable_so_mthca_query_gid_fndecl_38656 mthca_query_gid fndecl 2-3 38656 NULL +disable_so_mpihelp_addmul_1_fndecl_38658 mpihelp_addmul_1 fndecl 3 38658 NULL +disable_so_press_adjust_channel_bit_mask_fndecl_38661 press_adjust_channel_bit_mask fndecl 3 38661 NULL +disable_so_vdi_ctime_vxfs_inode_info_38664 vdi_ctime vxfs_inode_info 0 38664 NULL +disable_so_afs_vlocation_update_timeout_vardecl_vlocation_c_38669 afs_vlocation_update_timeout vardecl_vlocation.c 0 38669 NULL nohasharray +disable_so_last_semaphore_signal_addr_radeon_ring_38669 last_semaphore_signal_addr radeon_ring 0 38669 &disable_so_afs_vlocation_update_timeout_vardecl_vlocation_c_38669 +disable_so_rhashtable_check_elasticity_fndecl_38676 rhashtable_check_elasticity fndecl 3 38676 NULL +disable_so_addr_bus_sg_simple_element_38677 addr_bus sg_simple_element 0 38677 NULL +disable_so_pcxhr_get_external_clock_fndecl_38682 pcxhr_get_external_clock fndecl 0 38682 NULL +disable_so_ahd_timer_reset_fndecl_38702 ahd_timer_reset fndecl 2 38702 NULL nohasharray +disable_so_nr_uninterruptible_rq_38702 nr_uninterruptible rq 0 38702 &disable_so_ahd_timer_reset_fndecl_38702 +disable_so_dp_saddr_rds_ib_connect_private_38707 dp_saddr rds_ib_connect_private 0 38707 NULL +disable_so_dsp_spl_jiffies_vardecl_38710 dsp_spl_jiffies vardecl 0 38710 NULL +disable_so_mtrr_lookup_init_fndecl_38724 mtrr_lookup_init fndecl 4-3 38724 NULL +disable_so_qdisc_watchdog_schedule_fndecl_38729 qdisc_watchdog_schedule fndecl 2 38729 NULL +disable_so_authenc_esn_verify_ahash_update_done_fndecl_38734 authenc_esn_verify_ahash_update_done fndecl 2 38734 NULL +disable_so_hactive_hi_oaktrail_timing_info_38738 hactive_hi oaktrail_timing_info 0 38738 NULL +disable_so_i2c_address_xc5000_config_38739 i2c_address xc5000_config 0 38739 NULL +disable_so_address_fw_hdr_38754 address fw_hdr 0 38754 NULL +disable_so_radio_addr_saa7134_dev_38765 radio_addr saa7134_dev 0 38765 NULL +disable_so_i2c_address_max2165_config_38766 i2c_address max2165_config 0 38766 NULL nohasharray +disable_so_lcq_addr_lo_fcoe_kwqe_conn_offload4_38766 lcq_addr_lo fcoe_kwqe_conn_offload4 0 38766 &disable_so_i2c_address_max2165_config_38766 +disable_so_fan1_div_amc6821_data_38770 fan1_div amc6821_data 0 38770 NULL +disable_so_sd_blocks_per_bitmap_gfs2_sbd_38771 sd_blocks_per_bitmap gfs2_sbd 0 38771 NULL +disable_so_cryptd_hash_finup_fndecl_38778 cryptd_hash_finup fndecl 2 38778 NULL +disable_so_mnamehash_dlm_master_list_entry_38791 mnamehash dlm_master_list_entry 0 38791 NULL +disable_so_compat_sys_clock_nanosleep_fndecl_38793 compat_sys_clock_nanosleep fndecl 1 38793 NULL +disable_so_minutes_v4l2_timecode_38804 minutes v4l2_timecode 0 38804 NULL +disable_so_mtrr_type_lookup_variable_fndecl_38806 mtrr_type_lookup_variable fndecl 1-2 38806 NULL +disable_so_pch_uart_hal_disable_interrupt_fndecl_38820 pch_uart_hal_disable_interrupt fndecl 2 38820 NULL nohasharray +disable_so_addr_azx_38820 addr azx 0 38820 &disable_so_pch_uart_hal_disable_interrupt_fndecl_38820 +disable_so_num_addresses_at24_data_38822 num_addresses at24_data 0 38822 NULL +disable_so_delay_reg_anatop_regulator_38823 delay_reg anatop_regulator 0 38823 NULL +disable_so_table_addr_radeon_gart_38825 table_addr radeon_gart 0 38825 NULL +disable_so_random_ioctl_fndecl_38846 random_ioctl fndecl 0 38846 NULL +disable_so_iwl_count_chain_bitmap_fndecl_38847 iwl_count_chain_bitmap fndecl 0-1 38847 NULL +disable_so_phy_pm_runtime_get_fndecl_38865 phy_pm_runtime_get fndecl 0 38865 NULL +disable_so_interrupt_level_mask_kszphy_type_38870 interrupt_level_mask kszphy_type 0 38870 NULL nohasharray +disable_so_r25_val_fc2580_freq_regs_38870 r25_val fc2580_freq_regs 0 38870 &disable_so_interrupt_level_mask_kszphy_type_38870 +disable_so_cc770_tx_interrupt_fndecl_38879 cc770_tx_interrupt fndecl 2 38879 NULL +disable_so_rq_first_pbe_addr_lo_fcoe_kwqe_conn_offload1_38880 rq_first_pbe_addr_lo fcoe_kwqe_conn_offload1 0 38880 NULL +disable_so_hpi_compander_get_attack_time_constant_fndecl_38881 hpi_compander_get_attack_time_constant fndecl 1-0 38881 NULL +disable_so_get_clock_info_fndecl_38883 get_clock_info fndecl 4-0 38883 NULL +disable_so_ieee80211_aes_gmac_fndecl_38891 ieee80211_aes_gmac fndecl 5 38891 NULL +disable_so_port_mlx4_sriov_alias_guid_port_rec_det_38897 port mlx4_sriov_alias_guid_port_rec_det 0 38897 NULL +disable_so_fd_pppol2tpv3_addr_38898 fd pppol2tpv3_addr 0 38898 NULL nohasharray +disable_so_bcm3510_set_freq_fndecl_38898 bcm3510_set_freq fndecl 2 38898 &disable_so_fd_pppol2tpv3_addr_38898 +disable_so_irq_dispose_mapping_fndecl_38902 irq_dispose_mapping fndecl 1 38902 NULL +disable_so_crypto_ccm_decrypt_done_fndecl_38904 crypto_ccm_decrypt_done fndecl 2 38904 NULL +disable_so_cw1200_queue_get_xmit_timestamp_fndecl_38907 cw1200_queue_get_xmit_timestamp fndecl 3 38907 NULL nohasharray +disable_so_s_addr_per_block_bits_ext4_sb_info_38907 s_addr_per_block_bits ext4_sb_info 0 38907 &disable_so_cw1200_queue_get_xmit_timestamp_fndecl_38907 +disable_so_check_num_extents_and_bitmaps_fndecl_38927 check_num_extents_and_bitmaps fndecl 0 38927 NULL +disable_so_timekeeping_get_tai_offset_fndecl_38933 timekeeping_get_tai_offset fndecl 0 38933 NULL nohasharray +disable_so_ccp_register_aes_cmac_algs_fndecl_38933 ccp_register_aes_cmac_algs fndecl 0 38933 &disable_so_timekeeping_get_tai_offset_fndecl_38933 +disable_so_mlx4_get_base_gid_ix_fndecl_38938 mlx4_get_base_gid_ix fndecl 0-2-3 38938 NULL +disable_so_default_i2c_addr_dib7000p_config_38941 default_i2c_addr dib7000p_config 0 38941 NULL +disable_so_nilfs_btree_get_next_key_fndecl_38942 nilfs_btree_get_next_key fndecl 0 38942 NULL +disable_so_eoc_delay_ns_cc10001_adc_device_38943 eoc_delay_ns cc10001_adc_device 0 38943 NULL +disable_so_get_clock_desc_fndecl_38944 get_clock_desc fndecl 1 38944 NULL +disable_so_hdsp_set_interrupt_interval_fndecl_38947 hdsp_set_interrupt_interval fndecl 2 38947 NULL +disable_so_sysctl_sched_time_avg_vardecl_38969 sysctl_sched_time_avg vardecl 0 38969 NULL +disable_so_vivid_radio_s_frequency_fndecl_38975 vivid_radio_s_frequency fndecl 0 38975 NULL +disable_so_sha1_pad_fndecl_38979 sha1_pad fndecl 0-2 38979 NULL +disable_so_hash_mask_deflate_state_38981 hash_mask deflate_state 0 38981 NULL +disable_so_pos_dmaengine_pcm_runtime_data_38984 pos dmaengine_pcm_runtime_data 0 38984 NULL +disable_so_set_dma_addr_fndecl_38989 set_dma_addr fndecl 1-2 38989 NULL +disable_so_caller_gid_ceph_mds_request_head_38991 caller_gid ceph_mds_request_head 0 38991 NULL +disable_so_bf_paddr_ath_mci_buf_38995 bf_paddr ath_mci_buf 0 38995 NULL +disable_so_x86_setup_var_mtrrs_fndecl_39006 x86_setup_var_mtrrs fndecl 4-3-2 39006 NULL nohasharray +disable_so_uv_global_mmr64_address_fndecl_39006 uv_global_mmr64_address fndecl 1 39006 &disable_so_x86_setup_var_mtrrs_fndecl_39006 +disable_so_interrupt_out_interval_lego_usb_tower_39007 interrupt_out_interval lego_usb_tower 0 39007 NULL +disable_so_di_uid_logfs_disk_inode_39011 di_uid logfs_disk_inode 0 39011 NULL +disable_so_cfag12864b_address_fndecl_39018 cfag12864b_address fndecl 1 39018 NULL +disable_so_dmaaddr_b43legacy_dmadesc_meta_39023 dmaaddr b43legacy_dmadesc_meta 0 39023 NULL +disable_so_dce_v10_0_crtc_set_base_atomic_fndecl_39025 dce_v10_0_crtc_set_base_atomic fndecl 0 39025 NULL +disable_so_dst_addr_l_wcn36xx_dxe_desc_39037 dst_addr_l wcn36xx_dxe_desc 0 39037 NULL +disable_so_show_fan_div_fndecl_39039 show_fan_div fndecl 0 39039 NULL +disable_so_set_timer_slack_fndecl_39051 set_timer_slack fndecl 2 39051 NULL +disable_so_seq_xfrm_usersa_info_39054 seq xfrm_usersa_info 0 39054 NULL +disable_so_freq_wmi_send_action_cmd_39065 freq wmi_send_action_cmd 0 39065 NULL +disable_so_addr_ksz_hw_desc_39069 addr ksz_hw_desc 0 39069 NULL +disable_so_fll_refclk_div__fll_div_39071 fll_refclk_div _fll_div 0 39071 NULL +disable_so_atime_nsec_ubifs_ino_node_39079 atime_nsec ubifs_ino_node 0 39079 NULL +disable_so_p2m_jiffies_solo_dev_39094 p2m_jiffies solo_dev 0 39094 NULL +disable_so_cl_time_nfs4_client_39095 cl_time nfs4_client 0 39095 NULL +disable_so_addr_inet_cork_39099 addr inet_cork 0 39099 NULL nohasharray +disable_so_get_cur_freq_on_cpu_fndecl_39099 get_cur_freq_on_cpu fndecl 0 39099 &disable_so_addr_inet_cork_39099 +disable_so_addr_radeon_dummy_page_39105 addr radeon_dummy_page 0 39105 NULL +disable_so_dmar_set_interrupt_fndecl_39106 dmar_set_interrupt fndecl 0 39106 NULL +disable_so_read_position_register_address_sst_hsw_ipc_stream_alloc_reply_39122 read_position_register_address sst_hsw_ipc_stream_alloc_reply 0 39122 NULL +disable_so_atomic_set_property_drm_plane_funcs_39123 atomic_set_property drm_plane_funcs 0-4 39123 NULL nohasharray +disable_so_sisfb_mode_rate_to_dclock_fndecl_39123 sisfb_mode_rate_to_dclock fndecl 2-3-0 39123 &disable_so_atomic_set_property_drm_plane_funcs_39123 +disable_so_div_sync_wait_dib7000p_state_39125 div_sync_wait dib7000p_state 0 39125 NULL nohasharray +disable_so_enic_dev_add_station_addr_fndecl_39125 enic_dev_add_station_addr fndecl 0 39125 &disable_so_div_sync_wait_dib7000p_state_39125 +disable_so_regcache_rbtree_write_fndecl_39126 regcache_rbtree_write fndecl 2-3 39126 NULL +disable_so_boot_addr_nvbios_pmuR_39136 boot_addr nvbios_pmuR 0 39136 NULL +disable_so_slack_timer_list_39142 slack timer_list 0 39142 NULL +disable_so_qat_alg_ablkcipher_decrypt_fndecl_39147 qat_alg_ablkcipher_decrypt fndecl 0 39147 NULL +disable_so_security_task_fix_setuid_fndecl_39149 security_task_fix_setuid fndecl 0 39149 NULL +disable_so_result_xfs_btree_split_args_39161 result xfs_btree_split_args 0 39161 NULL +disable_so_max_medium_access_timeouts_show_fndecl_39174 max_medium_access_timeouts_show fndecl 0 39174 NULL +disable_so_rx_rx_timeout_wa_read_fndecl_39183 rx_rx_timeout_wa_read fndecl 3 39183 NULL nohasharray +disable_so_store_falltime_fndecl_39183 store_falltime fndecl 4-0 39183 &disable_so_rx_rx_timeout_wa_read_fndecl_39183 +disable_so_n_gma_clock_t_39192 n gma_clock_t 0 39192 NULL +disable_so_phy_addr_wcn36xx_dxe_mem_pool_39193 phy_addr wcn36xx_dxe_mem_pool 0 39193 NULL +disable_so_r6c_val_fc2580_freq_regs_39202 r6c_val fc2580_freq_regs 0 39202 NULL +disable_so_adis16480_get_freq_fndecl_39205 adis16480_get_freq fndecl 0 39205 NULL +disable_so_stv0367_get_tuner_freq_fndecl_39210 stv0367_get_tuner_freq fndecl 0 39210 NULL +disable_so_loadtime_init_fndecl_39230 loadtime_init fndecl 0 39230 NULL +disable_so_vcc_timeout_period_lec_priv_39232 vcc_timeout_period lec_priv 0 39232 NULL nohasharray +disable_so_ciu_div_dw_mci_exynos_priv_data_39232 ciu_div dw_mci_exynos_priv_data 0 39232 &disable_so_vcc_timeout_period_lec_priv_39232 +disable_so_rxhubaddr_musb_csr_regs_39234 rxhubaddr musb_csr_regs 0 39234 NULL +disable_so_igb_init_interrupt_scheme_fndecl_39237 igb_init_interrupt_scheme fndecl 0 39237 NULL +disable_so_decrypt_mpdu_lib80211_crypto_ops_39245 decrypt_mpdu lib80211_crypto_ops 2 39245 NULL +disable_so_enc_cd_paddr_qat_alg_ablkcipher_ctx_39246 enc_cd_paddr qat_alg_ablkcipher_ctx 0 39246 NULL +disable_so_ax_tss_segment_16_39248 ax tss_segment_16 0 39248 NULL +disable_so___crypto_memneq_fndecl_39251 __crypto_memneq fndecl 3 39251 NULL +disable_so_core_freq_drm_psb_private_39252 core_freq drm_psb_private 0 39252 NULL +disable_so_i_gid_minix_inode_39253 i_gid minix_inode 0 39253 NULL +disable_so_sllc_arphrd_sockaddr_llc_39261 sllc_arphrd sockaddr_llc 0 39261 NULL +disable_so_bind_virq_for_mce_fndecl_39266 bind_virq_for_mce fndecl 0 39266 NULL +disable_so_poll_timeout_hwif_s_39267 poll_timeout hwif_s 0 39267 NULL +disable_so_cik_set_uvd_clock_fndecl_39276 cik_set_uvd_clock fndecl 2-0 39276 NULL +disable_so_watchdog_get_timeleft_fndecl_39280 watchdog_get_timeleft fndecl 0 39280 NULL +disable_so_pti_addr_pti_dev_39288 pti_addr pti_dev 0 39288 NULL +disable_so_last_guest_tsc_kvm_vcpu_arch_39290 last_guest_tsc kvm_vcpu_arch 0 39290 NULL +disable_so_crypto_cts_encrypt_fndecl_39299 crypto_cts_encrypt fndecl 0-4 39299 NULL +disable_so_set_timer_mode_fndecl_39306 set_timer_mode fndecl 1 39306 NULL +disable_so_vref_delay_usecs_ads7846_39307 vref_delay_usecs ads7846 0 39307 NULL nohasharray +disable_so_signal_rxdone_entry_desc_39307 signal rxdone_entry_desc 0 39307 &disable_so_vref_delay_usecs_ads7846_39307 +disable_so_kr_rcvhdrtailaddr_ipath_kregs_39311 kr_rcvhdrtailaddr ipath_kregs 0 39311 NULL +disable_so_cyapa_pwr_cmd_to_sleep_time_fndecl_39315 cyapa_pwr_cmd_to_sleep_time fndecl 0-1 39315 NULL nohasharray +disable_so_sleep_time_packet_data_39315 sleep_time packet_data 0 39315 &disable_so_cyapa_pwr_cmd_to_sleep_time_fndecl_39315 nohasharray +disable_so_sdhci_runtime_pm_get_fndecl_39315 sdhci_runtime_pm_get fndecl 0 39315 &disable_so_sleep_time_packet_data_39315 +disable_so___request_region_fndecl_39330 __request_region fndecl 3-2-5 39330 NULL +disable_so_hash_next_entry_39332 hash_next entry 0 39332 NULL +disable_so_timeout_dmx_sct_filter_params_39333 timeout dmx_sct_filter_params 0 39333 NULL +disable_so_dma_in_mceusb_dev_39335 dma_in mceusb_dev 0 39335 NULL +disable_so_address_acpi_resource_fixed_io_39338 address acpi_resource_fixed_io 0 39338 NULL +disable_so_adjusted_clock_radeon_crtc_39340 adjusted_clock radeon_crtc 0 39340 NULL +disable_so_busaddr_drm_dma_handle_39348 busaddr drm_dma_handle 0 39348 NULL +disable_so_gid_ok_fndecl_39349 gid_ok fndecl 3 39349 NULL +disable_so_sched_clock_remote_fndecl_39352 sched_clock_remote fndecl 0 39352 NULL +disable_so_i_ctime_extra_ext4_inode_39365 i_ctime_extra ext4_inode 0 39365 NULL +disable_so_mISDN_inittimer_fndecl_39396 mISDN_inittimer fndecl 0 39396 NULL +disable_so_status_addr_efx_vf_39401 status_addr efx_vf 0 39401 NULL nohasharray +disable_so_freq_ieee80211_rx_status_39401 freq ieee80211_rx_status 0 39401 &disable_so_status_addr_efx_vf_39401 +disable_so_validate_acl_mac_addrs_fndecl_39406 validate_acl_mac_addrs fndecl 0 39406 NULL nohasharray +disable_so_encrypt_mpdu_lib80211_crypto_ops_39406 encrypt_mpdu lib80211_crypto_ops 2 39406 &disable_so_validate_acl_mac_addrs_fndecl_39406 +disable_so_max_idle_ns_clocksource_39415 max_idle_ns clocksource 0 39415 NULL +disable_so_sys_setreuid16_fndecl_39425 sys_setreuid16 fndecl 0-1-2 39425 NULL +disable_so_typhoon_start_runtime_fndecl_39437 typhoon_start_runtime fndecl 0 39437 NULL nohasharray +disable_so_frequency_dtv_frontend_properties_39437 frequency dtv_frontend_properties 0 39437 &disable_so_typhoon_start_runtime_fndecl_39437 +disable_so_addr_init_table_39442 addr init_table 0 39442 NULL +disable_so_gru_end_paddr_vardecl_x2apic_uv_x_c_39443 gru_end_paddr vardecl_x2apic_uv_x.c 0 39443 NULL +disable_so_irq_timeout_write_fndecl_39445 irq_timeout_write fndecl 3-0 39445 NULL +disable_so_uwb_rc_mac_addr_set_fndecl_39450 uwb_rc_mac_addr_set fndecl 0 39450 NULL +disable_so_ext4_es_find_delayed_extent_range_fndecl_39461 ext4_es_find_delayed_extent_range fndecl 2-3 39461 NULL +disable_so_conn_timeout_hci_conn_39470 conn_timeout hci_conn 0 39470 NULL nohasharray +disable_so_compat_sys_rt_sigtimedwait_fndecl_39470 compat_sys_rt_sigtimedwait fndecl 0 39470 &disable_so_conn_timeout_hci_conn_39470 +disable_so_snd_usb_pcm_delay_fndecl_39473 snd_usb_pcm_delay fndecl 0-2 39473 NULL nohasharray +disable_so_freq_offset_khz_vhf_dib0070_config_39473 freq_offset_khz_vhf dib0070_config 0 39473 &disable_so_snd_usb_pcm_delay_fndecl_39473 +disable_so_sz_out_qat_crypto_request_buffs_39477 sz_out qat_crypto_request_buffs 0 39477 NULL +disable_so_tx_abs_int_delay_e1000_adapter_39481 tx_abs_int_delay e1000_adapter 0 39481 NULL +disable_so_nilfs_btree_node_delete_fndecl_39483 nilfs_btree_node_delete fndecl 2 39483 NULL +disable_so_timeout_write_fndecl_39484 timeout_write fndecl 3-0 39484 NULL +disable_so_ac97_clock_vardecl_intel8x0_c_39489 ac97_clock vardecl_intel8x0.c 0 39489 NULL +disable_so_get_clock_info_fndecl_39492 get_clock_info fndecl 0 39492 NULL +disable_so_buf_paddr_uioc_39504 buf_paddr uioc 0 39504 NULL +disable_so_mpll_ss2_rv770_clock_registers_39508 mpll_ss2 rv770_clock_registers 0 39508 NULL +disable_so_fc_exch_timer_set_fndecl_39511 fc_exch_timer_set fndecl 2 39511 NULL +disable_so_stv0900_write_reg_fndecl_39517 stv0900_write_reg fndecl 2-3 39517 NULL +disable_so_divf_ide_proc_devset_39528 divf ide_proc_devset 0 39528 NULL +disable_so_wm_adsp_create_region_fndecl_39536 wm_adsp_create_region fndecl 2 39536 NULL +disable_so_pl2303_encode_baud_rate_divisor_fndecl_39544 pl2303_encode_baud_rate_divisor fndecl 0-2 39544 NULL +disable_so_mlx4_put_slave_node_guid_fndecl_39546 mlx4_put_slave_node_guid fndecl 3 39546 NULL +disable_so_sgl_addr_lo_fw_flash_Update_req_39547 sgl_addr_lo fw_flash_Update_req 0 39547 NULL +disable_so_m41t93_set_time_fndecl_39562 m41t93_set_time fndecl 0 39562 NULL +disable_so_width_intel_sdvo_preferred_input_timing_args_39563 width intel_sdvo_preferred_input_timing_args 0 39563 NULL +disable_so_RF_SYN_reserved_addr29_chan_info_nphy_radio205x_39569 RF_SYN_reserved_addr29 chan_info_nphy_radio205x 0 39569 NULL +disable_so_delay_vardecl_wm9712_c_39574 delay vardecl_wm9712.c 0 39574 NULL +disable_so_usb_sleep_charge_show_fndecl_39578 usb_sleep_charge_show fndecl 0 39578 NULL +disable_so_cpu_to_virtio16_fndecl_39582 cpu_to_virtio16 fndecl 0-2 39582 NULL +disable_so_e1000e_init_rx_addrs_fndecl_39608 e1000e_init_rx_addrs fndecl 2 39608 NULL +disable_so_wss_random_offset_tpg_draw_params_39616 wss_random_offset tpg_draw_params 0 39616 NULL +disable_so_ib_qib_sys_image_guid_vardecl_39617 ib_qib_sys_image_guid vardecl 0 39617 NULL +disable_so_m_gma_clock_t_39618 m gma_clock_t 0 39618 NULL +disable_so_nilfs_btree_node_move_right_fndecl_39627 nilfs_btree_node_move_right fndecl 3 39627 NULL +disable_so_max14577_muic_set_debounce_time_fndecl_39632 max14577_muic_set_debounce_time fndecl 2-0 39632 NULL nohasharray +disable_so_shash_compat_final_fndecl_39632 shash_compat_final fndecl 0 39632 &disable_so_max14577_muic_set_debounce_time_fndecl_39632 +disable_so_tx_coal_timer_sxgbe_tx_queue_39639 tx_coal_timer sxgbe_tx_queue 0 39639 NULL +disable_so_antsignal_rx_radiotap_hdr_39653 antsignal rx_radiotap_hdr 0 39653 NULL +disable_so_vaddr_gru_dump_context_header_39663 vaddr gru_dump_context_header 0 39663 NULL +disable_so_cap_task_setscheduler_fndecl_39664 cap_task_setscheduler fndecl 0 39664 NULL +disable_so_bt_inq_page_start_time_bt_coexist_8723_39665 bt_inq_page_start_time bt_coexist_8723 0 39665 NULL +disable_so_last_beacon_signal_ieee80211_if_managed_39670 last_beacon_signal ieee80211_if_managed 0 39670 NULL +disable_so_ni_ipv4_address_dlm_node_info_39675 ni_ipv4_address dlm_node_info 0 39675 NULL +disable_so_i_gid_minix2_inode_39680 i_gid minix2_inode 0 39680 NULL +disable_so_mx51_ecspi_clkdiv_fndecl_39681 mx51_ecspi_clkdiv fndecl 1-2-0 39681 NULL +disable_so_mld_dad_start_timer_fndecl_39685 mld_dad_start_timer fndecl 2 39685 NULL +disable_so_fm10k_read_systime_vf_fndecl_39687 fm10k_read_systime_vf fndecl 0 39687 NULL +disable_so_cp_hqd_pq_wptr_poll_addr_hi_hqd_registers_39692 cp_hqd_pq_wptr_poll_addr_hi hqd_registers 0 39692 NULL +disable_so_i2c_smbus_read_byte_data_fndecl_39698 i2c_smbus_read_byte_data fndecl 0-2 39698 NULL +disable_so_abort_mfi_phys_addr_lo_megasas_abort_frame_39699 abort_mfi_phys_addr_lo megasas_abort_frame 0 39699 NULL +disable_so_sclk_radeon_pm_clock_info_39706 sclk radeon_pm_clock_info 0 39706 NULL +disable_so_dma_addr_pch_udc_dev_39708 dma_addr pch_udc_dev 0 39708 NULL +disable_so_word_write_time_flchip_39711 word_write_time flchip 0 39711 NULL nohasharray +disable_so_acpi_dev_runtime_suspend_fndecl_39711 acpi_dev_runtime_suspend fndecl 0 39711 &disable_so_word_write_time_flchip_39711 +disable_so_poll_time_us_sccnxp_pdata_39712 poll_time_us sccnxp_pdata 0 39712 NULL +disable_so_div2_wm8978_pll_div_39713 div2 wm8978_pll_div 0 39713 NULL nohasharray +disable_so_ssb_chipco_alp_clock_fndecl_39713 ssb_chipco_alp_clock fndecl 0 39713 &disable_so_div2_wm8978_pll_div_39713 +disable_so_chan_get_sndtimeo_cb_fndecl_39717 chan_get_sndtimeo_cb fndecl 0 39717 NULL nohasharray +disable_so_sys_image_guid_vardecl_ipath_verbs_c_39717 sys_image_guid vardecl_ipath_verbs.c 0 39717 &disable_so_chan_get_sndtimeo_cb_fndecl_39717 nohasharray +disable_so_address_start_unity_map_entry_39717 address_start unity_map_entry 0 39717 &disable_so_sys_image_guid_vardecl_ipath_verbs_c_39717 +disable_so___ew32_fndecl_39722 __ew32 fndecl 2-3 39722 NULL +disable_so_schedule_sequence_fndecl_39726 schedule_sequence fndecl 3 39726 NULL +disable_so_bitmap_cond_end_sync_fndecl_39734 bitmap_cond_end_sync fndecl 2 39734 NULL +disable_so_mc13xxx_rtc_read_time_fndecl_39742 mc13xxx_rtc_read_time fndecl 0 39742 NULL +disable_so_time_out_ncp_mount_data_kernel_39747 time_out ncp_mount_data_kernel 0 39747 NULL +disable_so_address_khugepaged_scan_39752 address khugepaged_scan 0 39752 NULL +disable_so_ab3100_set_register_interruptible_fndecl_39767 ab3100_set_register_interruptible fndecl 0 39767 NULL +disable_so_ixgbe_write_uc_addr_list_fndecl_39773 ixgbe_write_uc_addr_list fndecl 2 39773 NULL +disable_so_i2c_udelay_vardecl_cx88_i2c_c_39777 i2c_udelay vardecl_cx88-i2c.c 0 39777 NULL +disable_so_pm_test_delay_vardecl_suspend_c_39779 pm_test_delay vardecl_suspend.c 0 39779 NULL +disable_so___mt7601u_phy_freq_cal_fndecl_39782 __mt7601u_phy_freq_cal fndecl 3 39782 NULL +disable_so_s2mpa01_regulator_set_voltage_time_sel_fndecl_39788 s2mpa01_regulator_set_voltage_time_sel fndecl 0-2-3 39788 NULL +disable_so_mlx4_get_admin_guid_fndecl_39797 mlx4_get_admin_guid fndecl 2-3 39797 NULL +disable_so_enic_dev_intr_coal_timer_info_fndecl_39803 enic_dev_intr_coal_timer_info fndecl 0 39803 NULL +disable_so_freq_can_clock_39804 freq can_clock 0 39804 NULL +disable_so_ktime_set_fndecl_39816 ktime_set fndecl 1-2 39816 NULL +disable_so_bitmap_set_fndecl_39820 bitmap_set fndecl 2-3 39820 NULL +disable_so_ttm_bo_delayed_delete_fndecl_39822 ttm_bo_delayed_delete fndecl 0 39822 NULL nohasharray +disable_so_ath_force_clear_no_ir_freq_fndecl_39822 ath_force_clear_no_ir_freq fndecl 2 39822 &disable_so_ttm_bo_delayed_delete_fndecl_39822 +disable_so_ipw_set_random_seed_fndecl_39834 ipw_set_random_seed fndecl 0 39834 NULL +disable_so_tpm2_gen_interrupt_fndecl_39854 tpm2_gen_interrupt fndecl 0 39854 NULL +disable_so_addr_sch5627_data_39866 addr sch5627_data 0 39866 NULL +disable_so_governor_cpufreq_governor_39867 governor cpufreq_governor 0 39867 NULL +disable_so_jhash_3words_fndecl_39870 jhash_3words fndecl 0-1-3 39870 NULL +disable_so_lvb_iatime_packed_ocfs2_meta_lvb_39885 lvb_iatime_packed ocfs2_meta_lvb 0 39885 NULL +disable_so_delay_zl6100_data_39886 delay zl6100_data 0 39886 NULL +disable_so_nla_put_string_fndecl_39892 nla_put_string fndecl 0 39892 NULL +disable_so_ctime_mddev_39904 ctime mddev 0 39904 NULL +disable_so_set_output_clock_fndecl_39910 set_output_clock fndecl 0 39910 NULL +disable_so_clear_bit_le_fndecl_39918 clear_bit_le fndecl 1 39918 NULL +disable_so_target_burst_mode_freq_mipi_config_39926 target_burst_mode_freq mipi_config 0 39926 NULL +disable_so_host_addr_gnttab_map_grant_ref_39935 host_addr gnttab_map_grant_ref 0 39935 NULL +disable_so_esd_timeout_tsc2005_39938 esd_timeout tsc2005 0 39938 NULL +disable_so_nr_parts_latch_addr_flash_data_39945 nr_parts latch_addr_flash_data 0 39945 NULL +disable_so_efx_test_interrupts_fndecl_39946 efx_test_interrupts fndecl 0 39946 NULL +disable_so_ds1685_rtc_read_time_fndecl_39947 ds1685_rtc_read_time fndecl 0 39947 NULL nohasharray +disable_so_ctxbitmap_gru_tlb_global_handle_39947 ctxbitmap gru_tlb_global_handle 0 39947 &disable_so_ds1685_rtc_read_time_fndecl_39947 +disable_so_si_program_memory_timing_parameters_fndecl_39954 si_program_memory_timing_parameters fndecl 0 39954 NULL +disable_so___mce_read_apei_fndecl_39956 __mce_read_apei fndecl 0 39956 NULL +disable_so_xtime_nsec_tk_read_base_39961 xtime_nsec tk_read_base 0 39961 NULL +disable_so_plldiv_clk_coeff_39962 plldiv clk_coeff 0 39962 NULL +disable_so_iscsi_nacl_attrib_show_random_r2t_offsets_fndecl_39965 iscsi_nacl_attrib_show_random_r2t_offsets fndecl 0 39965 NULL +disable_so_crtc_clock_drm_display_mode_39969 crtc_clock drm_display_mode 0 39969 NULL +disable_so_qat_alg_ablkcipher_encrypt_fndecl_40005 qat_alg_ablkcipher_encrypt fndecl 0 40005 NULL +disable_so_dib7000p_write_word_fndecl_40007 dib7000p_write_word fndecl 2-3 40007 NULL +disable_so_crypto_register_shash_fndecl_40011 crypto_register_shash fndecl 0 40011 NULL +disable_so_acpi_os_signal_semaphore_fndecl_40013 acpi_os_signal_semaphore fndecl 0 40013 NULL +disable_so_w1_delay_fndecl_40014 w1_delay fndecl 1 40014 NULL +disable_so_tda10071_sleep_fndecl_40017 tda10071_sleep fndecl 0 40017 NULL +disable_so_blkcipher_walk_phys_fndecl_40019 blkcipher_walk_phys fndecl 0 40019 NULL +disable_so_aes_cmac_fndecl_40025 aes_cmac fndecl 0-4 40025 NULL +disable_so_dwell_time_passive_conf_scan_settings_40029 dwell_time_passive conf_scan_settings 0 40029 NULL nohasharray +disable_so_freq_wmi_channel_arg_40029 freq wmi_channel_arg 0 40029 &disable_so_dwell_time_passive_conf_scan_settings_40029 +disable_so_ip_tss_segment_16_40046 ip tss_segment_16 0 40046 NULL +disable_so_recent_entry_hash6_fndecl_40053 recent_entry_hash6 fndecl 0 40053 NULL +disable_so_pci_addr_mm_dma_desc_40056 pci_addr mm_dma_desc 0 40056 NULL +disable_so_mwifiex_get_random_ba_threshold_fndecl_40074 mwifiex_get_random_ba_threshold fndecl 0 40074 NULL nohasharray +disable_so_ccp_aes_xts_decrypt_fndecl_40074 ccp_aes_xts_decrypt fndecl 0 40074 &disable_so_mwifiex_get_random_ba_threshold_fndecl_40074 +disable_so_nilfs_btree_delete_fndecl_40077 nilfs_btree_delete fndecl 0-2 40077 NULL +disable_so_db_page_addr_ocrdma_create_qp_uresp_40086 db_page_addr ocrdma_create_qp_uresp 0 40086 NULL +disable_so_bitmap_empty_fndecl_40098 bitmap_empty fndecl 2 40098 NULL +disable_so_crypto_aes_expand_key_fndecl_40101 crypto_aes_expand_key fndecl 0-3 40101 NULL +disable_so_sclk_radeon_clock_and_voltage_limits_40103 sclk radeon_clock_and_voltage_limits 0 40103 NULL +disable_so_daddr_irda_sock_40107 daddr irda_sock 0 40107 NULL +disable_so_efx_phc_settime_fndecl_40110 efx_phc_settime fndecl 0 40110 NULL nohasharray +disable_so_w1_gpio_write_bit_val_fndecl_40110 w1_gpio_write_bit_val fndecl 2 40110 &disable_so_efx_phc_settime_fndecl_40110 +disable_so_memsize_bitmap_port_40111 memsize bitmap_port 0 40111 NULL +disable_so_freq_channel_detector_40125 freq channel_detector 0 40125 NULL +disable_so_bitmap_port_do_list_fndecl_40145 bitmap_port_do_list fndecl 0 40145 NULL +disable_so_mcs7830_hif_set_mac_address_fndecl_40149 mcs7830_hif_set_mac_address fndecl 0 40149 NULL +disable_so_musb_write_rxfunaddr_fndecl_40150 musb_write_rxfunaddr fndecl 2-3 40150 NULL +disable_so_ioaddr_set_address_info_40154 ioaddr set_address_info 0 40154 NULL nohasharray +disable_so_mmap_kvaddr_fndecl_40154 mmap_kvaddr fndecl 0-2-4 40154 &disable_so_ioaddr_set_address_info_40154 +disable_so_hr_timeout_ms_o2hb_region_40157 hr_timeout_ms o2hb_region 0 40157 NULL +disable_so_startbit_ebitmap_node_40162 startbit ebitmap_node 0 40162 NULL +disable_so_phys_addr_sfi_apic_table_entry_40169 phys_addr sfi_apic_table_entry 0 40169 NULL +disable_so_hw_settle_time_vadc_channel_prop_40184 hw_settle_time vadc_channel_prop 0 40184 NULL +disable_so_pio_address_scsi_qla_host_40189 pio_address scsi_qla_host 0 40189 NULL +disable_so_iffreq_dvb_pll_desc_40199 iffreq dvb_pll_desc 0 40199 NULL nohasharray +disable_so_cobalt_g_dv_timings_fndecl_40199 cobalt_g_dv_timings fndecl 0 40199 &disable_so_iffreq_dvb_pll_desc_40199 +disable_so_to_addr_conv_fndecl_40204 to_addr_conv fndecl 3 40204 NULL +disable_so_fm10k_update_uc_addr_vf_fndecl_40219 fm10k_update_uc_addr_vf fndecl 4 40219 NULL +disable_so_empress_addr_saa7134_board_40236 empress_addr saa7134_board 0 40236 NULL +disable_so_lm3533_led_delay_on_set_fndecl_40245 lm3533_led_delay_on_set fndecl 0 40245 NULL +disable_so_cryptd_hash_digest_fndecl_40277 cryptd_hash_digest fndecl 2 40277 NULL +disable_so_p2m_timeouts_show_fndecl_40284 p2m_timeouts_show fndecl 0 40284 NULL +disable_so_decrypt_blkcipher_tfm_40300 decrypt blkcipher_tfm 0-4 40300 NULL +disable_so_freq_radio_tea5777_40301 freq radio_tea5777 0 40301 NULL +disable_so_height_v4l2_bt_timings_40304 height v4l2_bt_timings 0 40304 NULL +disable_so_set_channels_control_runtime_40305 set_channels control_runtime 0 40305 NULL +disable_so_mpll_ss1_si_clock_registers_40320 mpll_ss1 si_clock_registers 0 40320 NULL +disable_so_address_drm_radeon_surface_free_40326 address drm_radeon_surface_free 0 40326 NULL +disable_so_scopedist_ipv6_saddr_score_40339 scopedist ipv6_saddr_score 0 40339 NULL +disable_so_eeprom_addr_pvr2_hdw_40343 eeprom_addr pvr2_hdw 0 40343 NULL +disable_so_phys_addr_low_qlcnic_tx_mbx_40351 phys_addr_low qlcnic_tx_mbx 0 40351 NULL +disable_so_i_ctime_nsec_nilfs_inode_40368 i_ctime_nsec nilfs_inode 0 40368 NULL +disable_so_crypto_set_driver_name_fndecl_40369 crypto_set_driver_name fndecl 0 40369 NULL +disable_so_gid_args_requester_40377 gid args_requester 0 40377 NULL +disable_so_ds1343_set_time_fndecl_40381 ds1343_set_time fndecl 0 40381 NULL nohasharray +disable_so_p2_mt9t112_pll_divider_40381 p2 mt9t112_pll_divider 0 40381 &disable_so_ds1343_set_time_fndecl_40381 +disable_so_get_phys_to_machine_fndecl_40384 get_phys_to_machine fndecl 0-1 40384 NULL +disable_so_irlmp_start_watchdog_timer_fndecl_40386 irlmp_start_watchdog_timer fndecl 2 40386 NULL +disable_so_it_id_k_itimer_40394 it_id k_itimer 0 40394 NULL +disable_so_proc_gid_vardecl_airo_c_40395 proc_gid vardecl_airo.c 0 40395 NULL +disable_so_vf_addr_lo_bnx2x_vf_mbx_40423 vf_addr_lo bnx2x_vf_mbx 0 40423 NULL +disable_so_hsw_get_aux_clock_divider_fndecl_40428 hsw_get_aux_clock_divider fndecl 0 40428 NULL +disable_so_uid_coda_in_hdr_40430 uid coda_in_hdr 0 40430 NULL +disable_so_il4965_sta_modify_sleep_tx_count_fndecl_40431 il4965_sta_modify_sleep_tx_count fndecl 2 40431 NULL +disable_so_op_nmi_timer_init_fndecl_40444 op_nmi_timer_init fndecl 0 40444 NULL +disable_so_reply_dma_min_address_MPT3SAS_ADAPTER_40450 reply_dma_min_address MPT3SAS_ADAPTER 0 40450 NULL +disable_so_clock_elmer0_board_info_40451 clock_elmer0 board_info 0 40451 NULL +disable_so_drift_time_trackpoint_data_40460 drift_time trackpoint_data 0 40460 NULL +disable_so_tpm_get_random_fndecl_40461 tpm_get_random fndecl 0-3 40461 NULL +disable_so_HDisplay_xtimings_40462 HDisplay xtimings 0 40462 NULL +disable_so_addr_desc_frag_40463 addr desc_frag 0 40463 NULL +disable_so___scrub_mark_bitmap_fndecl_40465 __scrub_mark_bitmap fndecl 3-4 40465 NULL +disable_so_da9063_wdt_timeout_to_sel_fndecl_40469 da9063_wdt_timeout_to_sel fndecl 0-1 40469 NULL +disable_so_hactive___fb_timings_40471 hactive __fb_timings 0 40471 NULL +disable_so_next_blkaddr_of_node_fndecl_40477 next_blkaddr_of_node fndecl 0 40477 NULL +disable_so_gk20a_timer_init_fndecl_40478 gk20a_timer_init fndecl 0 40478 NULL +disable_so_saa7164_i2caddr_to_unitid_fndecl_40486 saa7164_i2caddr_to_unitid fndecl 2 40486 NULL +disable_so___hw_addr_unsync_one_fndecl_40488 __hw_addr_unsync_one fndecl 4 40488 NULL +disable_so_uncore_msr_box_offset_fndecl_40489 uncore_msr_box_offset fndecl 0 40489 NULL +disable_so_kgdbdbgp_wait_time_vardecl_ehci_dbgp_c_40510 kgdbdbgp_wait_time vardecl_ehci-dbgp.c 0 40510 NULL +disable_so_sys_time_fndecl_40516 sys_time fndecl 0 40516 NULL +disable_so_addrconf_sysctl_proxy_ndp_fndecl_40521 addrconf_sysctl_proxy_ndp fndecl 0 40521 NULL +disable_so_jiffies_64_vardecl_40530 jiffies_64 vardecl 0 40530 NULL +disable_so_time_fcoe_rport_40540 time fcoe_rport 0 40540 NULL nohasharray +disable_so_i_time_fuse_inode_40540 i_time fuse_inode 0 40540 &disable_so_time_fcoe_rport_40540 +disable_so_fllclk_div__fll_div_40542 fllclk_div _fll_div 0 40542 NULL +disable_so_mmc_sleep_fndecl_40550 mmc_sleep fndecl 0 40550 NULL +disable_so_swap_activate_address_space_operations_40556 swap_activate address_space_operations 0 40556 NULL +disable_so_snd_timer_reschedule_fndecl_40558 snd_timer_reschedule fndecl 2 40558 NULL +disable_so_register_inetaddr_notifier_fndecl_40563 register_inetaddr_notifier fndecl 0 40563 NULL nohasharray +disable_so_shash_async_export_fndecl_40563 shash_async_export fndecl 0 40563 &disable_so_register_inetaddr_notifier_fndecl_40563 +disable_so_tx_duty_cycle_ene_device_40568 tx_duty_cycle ene_device 0 40568 NULL +disable_so_delay_cfg80211_sched_scan_request_40582 delay cfg80211_sched_scan_request 0 40582 NULL +disable_so_sctp_copy_local_addr_list_fndecl_40597 sctp_copy_local_addr_list fndecl 0-4 40597 NULL +disable_so_can_clock_plx_pci_card_info_40599 can_clock plx_pci_card_info 0 40599 NULL +disable_so_last_semaphore_signal_addr_amdgpu_ring_40601 last_semaphore_signal_addr amdgpu_ring 0 40601 NULL +disable_so_slave_addr_radeon_encoder_ext_tmds_40618 slave_addr radeon_encoder_ext_tmds 0 40618 NULL +disable_so_lrg_buf_q_phy_addr_ql3_adapter_40620 lrg_buf_q_phy_addr ql3_adapter 0 40620 NULL +disable_so_slave_addr_sdvo_device_mapping_40627 slave_addr sdvo_device_mapping 0 40627 NULL +disable_so_raddr_fw_ldst_mdio_40629 raddr fw_ldst_mdio 0 40629 NULL +disable_so_soc_dpcm_runtime_update_fndecl_40639 soc_dpcm_runtime_update fndecl 0 40639 NULL +disable_so_md_timestamp_netxen_minidump_40640 md_timestamp netxen_minidump 0 40640 NULL +disable_so_freq_magnitude_fndecl_40641 freq_magnitude fndecl 0-2-3 40641 NULL +disable_so_asd_write_reg_addr_fndecl_40648 asd_write_reg_addr fndecl 2-3 40648 NULL +disable_so_ndiv_frac_pmu1_plltab_entry_40664 ndiv_frac pmu1_plltab_entry 0 40664 NULL +disable_so___percpu_counter_add_fndecl_40667 __percpu_counter_add fndecl 2 40667 NULL +disable_so_r600_set_mpll_lock_time_fndecl_40677 r600_set_mpll_lock_time fndecl 2 40677 NULL +disable_so_m_daddr_rds_message_40687 m_daddr rds_message 0 40687 NULL +disable_so_tbl_addr_hi_ahci_cmd_hdr_40697 tbl_addr_hi ahci_cmd_hdr 0 40697 NULL +disable_so___cfq_update_io_thinktime_fndecl_40698 __cfq_update_io_thinktime fndecl 2 40698 NULL +disable_so_sense_addr_snic_icmnd_40701 sense_addr snic_icmnd 0 40701 NULL +disable_so_addr_mlx5e_sq_dma_40707 addr mlx5e_sq_dma 0 40707 NULL +disable_so_lp872x_is_valid_buck_addr_fndecl_40709 lp872x_is_valid_buck_addr fndecl 1 40709 NULL +disable_so_dma_addr_respQ_40711 dma_addr respQ 0 40711 NULL +disable_so_mclkdiv_cs4265_clk_para_40714 mclkdiv cs4265_clk_para 0 40714 NULL +disable_so_sh_tmu_clocksource_read_fndecl_40723 sh_tmu_clocksource_read fndecl 0 40723 NULL nohasharray +disable_so_mthca_cmd_poll_fndecl_40723 mthca_cmd_poll fndecl 0-2 40723 &disable_so_sh_tmu_clocksource_read_fndecl_40723 +disable_so_radio_si4713_s_frequency_fndecl_40725 radio_si4713_s_frequency fndecl 0 40725 NULL +disable_so_onecputick_vardecl_posix_cpu_timers_c_40726 onecputick vardecl_posix-cpu-timers.c 0 40726 NULL +disable_so_v_freq_adv7842_video_standards_40728 v_freq adv7842_video_standards 0 40728 NULL +disable_so___ip6addrlbl_del_fndecl_40742 __ip6addrlbl_del fndecl 0-4 40742 NULL +disable_so_encrypt_msdu_lib80211_crypto_ops_40743 encrypt_msdu lib80211_crypto_ops 2 40743 NULL +disable_so_rolloff_stv0900_signal_info_40745 rolloff stv0900_signal_info 0 40745 NULL +disable_so_pci_finish_runtime_suspend_fndecl_40755 pci_finish_runtime_suspend fndecl 0 40755 NULL +disable_so_tcp_sacktag_walk_fndecl_40756 tcp_sacktag_walk fndecl 6-5 40756 NULL +disable_so_vnic_dev_add_addr_fndecl_40765 vnic_dev_add_addr fndecl 0 40765 NULL +disable_so_zd_usb_iowrite16v_fndecl_40771 zd_usb_iowrite16v fndecl 3-0 40771 NULL nohasharray +disable_so_frequency_mb86a16_state_40771 frequency mb86a16_state 0 40771 &disable_so_zd_usb_iowrite16v_fndecl_40771 +disable_so_clk_ref_div_fll_div_40776 clk_ref_div fll_div 0 40776 NULL +disable_so_lifetime_write_kbytes_show_fndecl_40777 lifetime_write_kbytes_show fndecl 0 40777 NULL nohasharray +disable_so_smp_send_reschedule_fndecl_40777 smp_send_reschedule fndecl 1 40777 &disable_so_lifetime_write_kbytes_show_fndecl_40777 +disable_so_crypto_ccm_auth_fndecl_40795 crypto_ccm_auth fndecl 0-3 40795 NULL +disable_so_get_option_uid_fndecl_40799 get_option_uid fndecl 0 40799 NULL +disable_so_be_mac_addr_set_fndecl_40804 be_mac_addr_set fndecl 0 40804 NULL +disable_so_frac_timecounter_40806 frac timecounter 0 40806 NULL +disable_so_pid_pppol2tpin6_addr_40809 pid pppol2tpin6_addr 0 40809 NULL +disable_so_i40e_vc_del_mac_addr_msg_fndecl_40824 i40e_vc_del_mac_addr_msg fndecl 0-3 40824 NULL nohasharray +disable_so_uncore_msr_box_ctl_fndecl_40824 uncore_msr_box_ctl fndecl 0 40824 &disable_so_i40e_vc_del_mac_addr_msg_fndecl_40824 +disable_so_ahd_delay_fndecl_40826 ahd_delay fndecl 1 40826 NULL +disable_so_read_addr___queue_40832 read_addr __queue 0 40832 NULL +disable_so_ring_iowrite32desc_fndecl_40836 ring_iowrite32desc fndecl 2 40836 NULL +disable_so_mma8452_get_samp_freq_index_fndecl_40841 mma8452_get_samp_freq_index fndecl 0-2-3 40841 NULL +disable_so_nouveau_bo_wr32_fndecl_40847 nouveau_bo_wr32 fndecl 2-3 40847 NULL +disable_so_drm_object_attach_property_fndecl_40853 drm_object_attach_property fndecl 3 40853 NULL +disable_so_sched_rr_timeslice_vardecl_40858 sched_rr_timeslice vardecl 0 40858 NULL +disable_so_hash_recvmsg_fndecl_40871 hash_recvmsg fndecl 0-3 40871 NULL +disable_so_timeradd_entry_fndecl_40873 timeradd_entry fndecl 0-3 40873 NULL +disable_so_pages_per_bnode_hfs_btree_40875 pages_per_bnode hfs_btree 0 40875 NULL +disable_so_ubifs_destroy_tnc_subtree_fndecl_40878 ubifs_destroy_tnc_subtree fndecl 0 40878 NULL +disable_so_add_uuid_fndecl_40884 add_uuid fndecl 4 40884 NULL nohasharray +disable_so_make_checksum_hmac_md5_fndecl_40884 make_checksum_hmac_md5 fndecl 3-5 40884 &disable_so_add_uuid_fndecl_40884 +disable_so_sync_bmp_nbits_regcache_lzo_ctx_40890 sync_bmp_nbits regcache_lzo_ctx 0 40890 NULL +disable_so_crypto_fpu_decrypt_fndecl_40907 crypto_fpu_decrypt fndecl 0-4 40907 NULL +disable_so_qce_ahash_final_fndecl_40916 qce_ahash_final fndecl 0 40916 NULL +disable_so_auto_stop_time_uhci_hcd_40917 auto_stop_time uhci_hcd 0 40917 NULL +disable_so_sys_rt_sigtimedwait_fndecl_40920 sys_rt_sigtimedwait fndecl 0 40920 NULL +disable_so_dec_cd_paddr_qat_alg_ablkcipher_ctx_40923 dec_cd_paddr qat_alg_ablkcipher_ctx 0 40923 NULL nohasharray +disable_so_i2cdev_check_addr_fndecl_40923 i2cdev_check_addr fndecl 2 40923 &disable_so_dec_cd_paddr_qat_alg_ablkcipher_ctx_40923 +disable_so_inode_bitmap_ext3_new_group_data_40928 inode_bitmap ext3_new_group_data 0 40928 NULL +disable_so_inet_select_addr_fndecl_40940 inet_select_addr fndecl 0-2-3 40940 NULL nohasharray +disable_so_curfreq_keene_device_40940 curfreq keene_device 0 40940 &disable_so_inet_select_addr_fndecl_40940 +disable_so_w83627ehf_write_fan_div_common_fndecl_40945 w83627ehf_write_fan_div_common fndecl 3 40945 NULL +disable_so_req_addr_efx_vf_40947 req_addr efx_vf 0 40947 NULL +disable_so_get_crandom_fndecl_40951 get_crandom fndecl 0 40951 NULL +disable_so_authenc_esn_geniv_ahash_update_done2_fndecl_40965 authenc_esn_geniv_ahash_update_done2 fndecl 2 40965 NULL +disable_so_bt3c_address_fndecl_40975 bt3c_address fndecl 1 40975 NULL +disable_so_tx_bidx_addr_bnx2_tx_ring_info_40977 tx_bidx_addr bnx2_tx_ring_info 0 40977 NULL +disable_so_cs5520_set_timings_fndecl_40978 cs5520_set_timings fndecl 3 40978 NULL +disable_so_addrLow_ULP_BDL_40980 addrLow ULP_BDL 0 40980 NULL +disable_so_last_wakeup_time_rtl_ps_ctl_40987 last_wakeup_time rtl_ps_ctl 0 40987 NULL +disable_so_kstrtos8_fndecl_40989 kstrtos8 fndecl 0 40989 NULL nohasharray +disable_so_drbg_hash_generate_fndecl_40989 drbg_hash_generate fndecl 0-3 40989 &disable_so_kstrtos8_fndecl_40989 +disable_so_vaddr_get_pfn_fndecl_40993 vaddr_get_pfn fndecl 0-1 40993 NULL +disable_so_s_def_resgid_ext3_super_block_40996 s_def_resgid ext3_super_block 0 40996 NULL +disable_so_sr_nongc_ctime_nilfs_super_root_40997 sr_nongc_ctime nilfs_super_root 0 40997 NULL +disable_so_rsp_producer_index_phy_addr_high_ql3_adapter_40998 rsp_producer_index_phy_addr_high ql3_adapter 0 40998 NULL +disable_so_per_jiffies_stats_dib8000_state_40999 per_jiffies_stats dib8000_state 0 40999 NULL +disable_so_cobalt_dv_timings_cap_fndecl_41001 cobalt_dv_timings_cap fndecl 0 41001 NULL +disable_so_encrypt_blkcipher_tfm_41013 encrypt blkcipher_tfm 0-4 41013 NULL +disable_so_max_dwell_time_active_conf_scan_settings_41024 max_dwell_time_active conf_scan_settings 0 41024 NULL +disable_so_gpu_addr_radeon_fence_driver_41046 gpu_addr radeon_fence_driver 0 41046 NULL +disable_so_read_cache_jiffies_nfs_inode_41071 read_cache_jiffies nfs_inode 0 41071 NULL +disable_so_curfreq_ma901radio_device_41079 curfreq ma901radio_device 0 41079 NULL +disable_so_show_constraint_max_time_window_us_fndecl_41080 show_constraint_max_time_window_us fndecl 0 41080 NULL +disable_so_acpi_tables_addr_vardecl_osl_c_41081 acpi_tables_addr vardecl_osl.c 0 41081 NULL +disable_so_gdth_delay_fndecl_41096 gdth_delay fndecl 1 41096 NULL +disable_so_wq_calc_node_cpumask_fndecl_41102 wq_calc_node_cpumask fndecl 2 41102 NULL +disable_so_qp_bitmap_free_ntb_transport_ctx_41105 qp_bitmap_free ntb_transport_ctx 0 41105 NULL +disable_so_show_admin_alias_guid_fndecl_41106 show_admin_alias_guid fndecl 0 41106 NULL +disable_so_freq_vardecl_mxb_c_41108 freq vardecl_mxb.c 0 41108 NULL +disable_so_vx_set_internal_clock_fndecl_41114 vx_set_internal_clock fndecl 2 41114 NULL +disable_so_jiffies_at_alloc_qla_tgt_cmd_41119 jiffies_at_alloc qla_tgt_cmd 0 41119 NULL +disable_so_timestamp_ath9k_htc_tx_ctl_41124 timestamp ath9k_htc_tx_ctl 0 41124 NULL +disable_so_ib_baseaddr_h_mvumi_hs_page4_41130 ib_baseaddr_h mvumi_hs_page4 0 41130 NULL +disable_so_cherryview_rps_guar_freq_fndecl_41132 cherryview_rps_guar_freq fndecl 0 41132 NULL +disable_so_time_survey_info_41134 time survey_info 0 41134 NULL +disable_so_child_tgid_fork_proc_event_41148 child_tgid fork_proc_event 0 41148 NULL +disable_so_companion_addr_pm860x_platform_data_41156 companion_addr pm860x_platform_data 0 41156 NULL +disable_so_lgdt330x_read_signal_strength_fndecl_41159 lgdt330x_read_signal_strength fndecl 0 41159 NULL +disable_so_genwqe_curr_dbg_uid1_show_fndecl_41164 genwqe_curr_dbg_uid1_show fndecl 0 41164 NULL +disable_so_addr_nct6775_data_41165 addr nct6775_data 0 41165 NULL +disable_so_assoc_id_sctp_getaddrs_41169 assoc_id sctp_getaddrs 0 41169 NULL +disable_so_set_addr_fndecl_41173 set_addr fndecl 2 41173 NULL +disable_so_fairness_timeout_fairness_vars_per_port_41174 fairness_timeout fairness_vars_per_port 0 41174 NULL +disable_so_acpi_os_install_interrupt_handler_fndecl_41179 acpi_os_install_interrupt_handler fndecl 1 41179 NULL +disable_so_ref_freq_vardecl_tsc_c_41183 ref_freq vardecl_tsc.c 0 41183 NULL +disable_so_latest_ip_addr_eg_cache_entry_41198 latest_ip_addr eg_cache_entry 0 41198 NULL +disable_so_long_timeout_osst_tape_41205 long_timeout osst_tape 0 41205 NULL +disable_so_dma_addr_mcam_dma_desc_41206 dma_addr mcam_dma_desc 0 41206 NULL +disable_so_address_lower_scu_sgl_element_41221 address_lower scu_sgl_element 0 41221 NULL +disable_so_paravirt_read_tsc_fndecl_41239 paravirt_read_tsc fndecl 0 41239 NULL +disable_so_posix_clock_realtime_set_fndecl_41245 posix_clock_realtime_set fndecl 0 41245 NULL +disable_so_phys_addr_netxen_dummy_dma_41248 phys_addr netxen_dummy_dma 0 41248 NULL +disable_so_addr_port_fndecl_41249 addr_port fndecl 0 41249 NULL nohasharray +disable_so_ip_vs_svc_hashkey_fndecl_41249 ip_vs_svc_hashkey fndecl 2-3 41249 &disable_so_addr_port_fndecl_41249 +disable_so_kstrtoul_from_user_fndecl_41258 kstrtoul_from_user fndecl 0-2 41258 NULL +disable_so_xfrm_state_lookup_byaddr_fndecl_41260 xfrm_state_lookup_byaddr fndecl 2-5-6 41260 NULL +disable_so_ns_sbwtime_the_nilfs_41268 ns_sbwtime the_nilfs 0 41268 NULL +disable_so_max_delta_ns_clock_event_device_41269 max_delta_ns clock_event_device 0 41269 NULL +disable_so_mcryptd_hash_init_enqueue_fndecl_41273 mcryptd_hash_init_enqueue fndecl 0 41273 NULL +disable_so_enic_set_mac_address_dynamic_fndecl_41279 enic_set_mac_address_dynamic fndecl 0 41279 NULL +disable_so_igb_ptp_adjtime_i210_fndecl_41280 igb_ptp_adjtime_i210 fndecl 2 41280 NULL +disable_so_timestamp_cper_record_header_41286 timestamp cper_record_header 0 41286 NULL +disable_so_mtt_base_addr_l_mlx4_cq_context_41294 mtt_base_addr_l mlx4_cq_context 0 41294 NULL +disable_so_base_lo_mtrr_var_range_41296 base_lo mtrr_var_range 0 41296 NULL +disable_so_ucma_query_gid_fndecl_41299 ucma_query_gid fndecl 3 41299 NULL +disable_so_ioat_dma_setup_interrupts_fndecl_41304 ioat_dma_setup_interrupts fndecl 0 41304 NULL +disable_so_cmaj_flt_signal_struct_41306 cmaj_flt signal_struct 0 41306 NULL +disable_so_wlc_phy_ant_rxdiv_set_fndecl_41312 wlc_phy_ant_rxdiv_set fndecl 2 41312 NULL +disable_so_ata_timing_compute_fndecl_41314 ata_timing_compute fndecl 2 41314 NULL +disable_so_jiffies_resched_rcu_state_41320 jiffies_resched rcu_state 0 41320 NULL +disable_so_cc770_rx_interrupt_fndecl_41322 cc770_rx_interrupt fndecl 2 41322 NULL +disable_so_configure_clock_fndecl_41329 configure_clock fndecl 0 41329 NULL +disable_so_timeout_ip_set_41331 timeout ip_set 0 41331 NULL +disable_so_dcbnl_getperm_hwaddr_fndecl_41338 dcbnl_getperm_hwaddr fndecl 0 41338 NULL +disable_so_cfg80211_set_cipher_group_fndecl_41343 cfg80211_set_cipher_group fndecl 2 41343 NULL +disable_so_time_ipr_trace_entry_41350 time ipr_trace_entry 0 41350 NULL +disable_so_csize_lattime_ahc_pci_softc_41352 csize_lattime ahc_pci_softc 0 41352 NULL +disable_so_bind_to_cpu_evtchn_ops_41358 bind_to_cpu evtchn_ops 2 41358 NULL +disable_so_init_lib80211_crypto_ops_41363 init lib80211_crypto_ops 1 41363 NULL +disable_so_xhci_get_timeout_no_hub_lpm_fndecl_41382 xhci_get_timeout_no_hub_lpm fndecl 0 41382 NULL +disable_so_ast_set_index_reg_mask_fndecl_41386 ast_set_index_reg_mask fndecl 5 41386 NULL nohasharray +disable_so_iwl_send_rxon_timing_fndecl_41386 iwl_send_rxon_timing fndecl 0 41386 &disable_so_ast_set_index_reg_mask_fndecl_41386 +disable_so_last_can_queue_ramp_down_time_fc_fcp_internal_41400 last_can_queue_ramp_down_time fc_fcp_internal 0 41400 NULL +disable_so_bClockID_uac_clock_selector_descriptor_41403 bClockID uac_clock_selector_descriptor 0 41403 NULL +disable_so_sys_setuid_fndecl_41415 sys_setuid fndecl 0-1 41415 NULL +disable_so_i2c_address_tda826x_priv_41421 i2c_address tda826x_priv 0 41421 NULL +disable_so_dma_addr_efx_rx_buffer_41422 dma_addr efx_rx_buffer 0 41422 NULL +disable_so_retrans_timeout_l2cap_chan_41431 retrans_timeout l2cap_chan 0 41431 NULL +disable_so_musb_read_rxhubaddr_fndecl_41435 musb_read_rxhubaddr fndecl 2-0 41435 NULL +disable_so_pll_reference_div_radeon_crtc_41437 pll_reference_div radeon_crtc 0 41437 NULL +disable_so_macvlan_set_mac_address_fndecl_41439 macvlan_set_mac_address fndecl 0 41439 NULL +disable_so_i_uid_read_fndecl_41443 i_uid_read fndecl 0 41443 NULL +disable_so_hpi_silence_detector_get_delay_fndecl_41450 hpi_silence_detector_get_delay fndecl 0-1 41450 NULL +disable_so__div_round_up_fndecl_41453 _div_round_up fndecl 0-3-2 41453 NULL +disable_so_br_timer_value_fndecl_41454 br_timer_value fndecl 0 41454 NULL +disable_so_compat_sys_utimes_fndecl_41459 compat_sys_utimes fndecl 0 41459 NULL +disable_so_tx_duty_cycle_ofdm_brcms_c_info_41464 tx_duty_cycle_ofdm brcms_c_info 0 41464 NULL +disable_so_crypto_authenc_verify_fndecl_41468 crypto_authenc_verify fndecl 0 41468 NULL +disable_so_signalQuality_StatusRid_41475 signalQuality StatusRid 0 41475 NULL +disable_so_storvsc_timeout_vardecl_storvsc_drv_c_41479 storvsc_timeout vardecl_storvsc_drv.c 0 41479 NULL +disable_so_sctp_v6_from_addr_param_fndecl_41480 sctp_v6_from_addr_param fndecl 3-4 41480 NULL +disable_so_xfs_btree_check_ptr_fndecl_41490 xfs_btree_check_ptr fndecl 3-0 41490 NULL +disable_so___anon_vma_interval_tree_compute_subtree_last_fndecl_41494 __anon_vma_interval_tree_compute_subtree_last fndecl 0 41494 NULL +disable_so_drive_jiffies_skd_device_41506 drive_jiffies skd_device 0 41506 NULL +disable_so_last_dock_time_dock_station_41508 last_dock_time dock_station 0 41508 NULL +disable_so_common_nsleep_fndecl_41534 common_nsleep fndecl 1 41534 NULL +disable_so_sun4i_spi_runtime_resume_fndecl_41538 sun4i_spi_runtime_resume fndecl 0 41538 NULL +disable_so_src_nents_qce_cipher_reqctx_41541 src_nents qce_cipher_reqctx 0 41541 NULL +disable_so_daddr_irda_ias_set_41547 daddr irda_ias_set 0 41547 NULL +disable_so_cpufreq_frequency_get_table_fndecl_41548 cpufreq_frequency_get_table fndecl 1 41548 NULL +disable_so_bd_list_addr_lo_bnx2i_tmf_request_41551 bd_list_addr_lo bnx2i_tmf_request 0 41551 NULL +disable_so_mkey_lease_timeout_qib_ibport_41552 mkey_lease_timeout qib_ibport 0 41552 NULL +disable_so_dma_addr_efx_rx_page_state_41558 dma_addr efx_rx_page_state 0 41558 NULL +disable_so_igb_runtime_resume_fndecl_41565 igb_runtime_resume fndecl 0 41565 NULL +disable_so_wait_on_page_bit_killable_fndecl_41573 wait_on_page_bit_killable fndecl 0 41573 NULL +disable_so_time_js_event_41583 time js_event 0 41583 NULL nohasharray +disable_so_lzo_mod_init_fndecl_41583 lzo_mod_init fndecl 0 41583 &disable_so_time_js_event_41583 +disable_so_cg_spll_func_cntl_2_si_clock_registers_41584 cg_spll_func_cntl_2 si_clock_registers 0 41584 NULL +disable_so_swa_base_asd_ha_addrspace_41593 swa_base asd_ha_addrspace 0 41593 NULL +disable_so_flow_get_skgid_fndecl_41594 flow_get_skgid fndecl 0 41594 NULL nohasharray +disable_so_fib_sync_down_addr_fndecl_41594 fib_sync_down_addr fndecl 2 41594 &disable_so_flow_get_skgid_fndecl_41594 +disable_so_fl0addr_csio_iq_params_41595 fl0addr csio_iq_params 0 41595 NULL +disable_so_cpufreq_stat_notifier_policy_fndecl_41604 cpufreq_stat_notifier_policy fndecl 0 41604 NULL nohasharray +disable_so_hash_by_src_fndecl_41604 hash_by_src fndecl 0 41604 &disable_so_cpufreq_stat_notifier_policy_fndecl_41604 +disable_so_read_nvkm_timer_41609 read nvkm_timer 0 41609 NULL +disable_so_shm32read_addr_next_b43_dfsentry_41611 shm32read_addr_next b43_dfsentry 0 41611 NULL +disable_so_lo_regpair_41616 lo regpair 0 41616 NULL +disable_so_addr_netdev_desc_41619 addr netdev_desc 0 41619 NULL +disable_so_ndesc_get_timestamp_fndecl_41626 ndesc_get_timestamp fndecl 0 41626 NULL +disable_so_gid_cramfs_inode_41627 gid cramfs_inode 0 41627 NULL +disable_so___sw_hweight8_fndecl_41629 __sw_hweight8 fndecl 1-0 41629 NULL +disable_so_kvm_mtrr_get_guest_memory_type_fndecl_41633 kvm_mtrr_get_guest_memory_type fndecl 2-0 41633 NULL +disable_so___xfrm6_addr_hash_fndecl_41637 __xfrm6_addr_hash fndecl 0 41637 NULL +disable_so_phys_reg_addr_slgt_info_41642 phys_reg_addr slgt_info 0 41642 NULL +disable_so_il_dbgfs_wd_timeout_write_fndecl_41643 il_dbgfs_wd_timeout_write fndecl 3 41643 NULL +disable_so_count_sha256_state_41648 count sha256_state 0 41648 NULL +disable_so_ironlake_check_encoder_dotclock_fndecl_41660 ironlake_check_encoder_dotclock fndecl 2 41660 NULL +disable_so_af9015_eeprom_hash_fndecl_41666 af9015_eeprom_hash fndecl 0 41666 NULL +disable_so_intel_dotclock_calculate_fndecl_41668 intel_dotclock_calculate fndecl 1-0 41668 NULL +disable_so_rdmsrl_amd_safe_fndecl_41672 rdmsrl_amd_safe fndecl 0 41672 NULL +disable_so_crypto_ablkcipher_encrypt_fndecl_41682 crypto_ablkcipher_encrypt fndecl 0 41682 NULL +disable_so_bcma_pmu_pll_clock_bcm4706_fndecl_41683 bcma_pmu_pll_clock_bcm4706 fndecl 0-2 41683 NULL +disable_so_regmap_write_fndecl_41685 regmap_write fndecl 0-2-3 41685 NULL +disable_so_setup_APIC_mce_threshold_fndecl_41686 setup_APIC_mce_threshold fndecl 0-1-2 41686 NULL +disable_so_copy_signal_fndecl_41687 copy_signal fndecl 1 41687 NULL +disable_so_dma_addr_dw_spi_41693 dma_addr dw_spi 0 41693 NULL +disable_so_leave_oper_channel_time_ieee80211_local_41701 leave_oper_channel_time ieee80211_local 0 41701 NULL +disable_so_bit_putcs_fndecl_41704 bit_putcs fndecl 4-5-6-7-8 41704 NULL +disable_so_nbpf_runtime_resume_fndecl_41706 nbpf_runtime_resume fndecl 0 41706 NULL +disable_so_force_addr_vardecl_vt8231_c_41714 force_addr vardecl_vt8231.c 0 41714 NULL +disable_so_radio_syn_pll_refdiv_b43_nphy_channeltab_entry_rev3_41738 radio_syn_pll_refdiv b43_nphy_channeltab_entry_rev3 0 41738 NULL +disable_so_epoch_time_atto_vda_cfg_init_41739 epoch_time atto_vda_cfg_init 0 41739 NULL +disable_so_node_size_shift_hfs_btree_41753 node_size_shift hfs_btree 0 41753 NULL +disable_so_gfx_addr_intel_hw_status_page_41756 gfx_addr intel_hw_status_page 0 41756 NULL +disable_so_mtrr_trim_uncached_memory_fndecl_41757 mtrr_trim_uncached_memory fndecl 1 41757 NULL +disable_so_start_idle_time_cfqg_stats_41767 start_idle_time cfqg_stats 0 41767 NULL +disable_so_receive_bitmap_plain_fndecl_41772 receive_bitmap_plain fndecl 0-2 41772 NULL +disable_so___set_port_dev_addr_fndecl_41787 __set_port_dev_addr fndecl 0 41787 NULL +disable_so_max_delta_ticks_clock_event_device_41796 max_delta_ticks clock_event_device 0 41796 NULL +disable_so_register_ip_vs_scheduler_fndecl_41797 register_ip_vs_scheduler fndecl 0 41797 NULL +disable_so_lcd_pixclock_atyfb_par_41804 lcd_pixclock atyfb_par 0 41804 NULL +disable_so_mwl8k_cmd_set_mac_addr_fndecl_41809 mwl8k_cmd_set_mac_addr fndecl 0 41809 NULL +disable_so_mktime64_fndecl_41810 mktime64 fndecl 0-6-5-4-3-2-1 41810 NULL +disable_so_brcmf_pcie_buscore_prep_addr_fndecl_41821 brcmf_pcie_buscore_prep_addr fndecl 0-2 41821 NULL +disable_so_s_bitmap_ino_omfs_sb_info_41835 s_bitmap_ino omfs_sb_info 0 41835 NULL +disable_so_tlan_handle_interrupt_fndecl_41866 tlan_handle_interrupt fndecl 1 41866 NULL +disable_so_crypto_authenc_esn_genicv_fndecl_41873 crypto_authenc_esn_genicv fndecl 0 41873 NULL +disable_so_bfad_iocmd_rport_get_addr_fndecl_41879 bfad_iocmd_rport_get_addr fndecl 0 41879 NULL +disable_so_xhci_del_comp_mod_timer_fndecl_41881 xhci_del_comp_mod_timer fndecl 3 41881 NULL +disable_so_raddr_c2wr_ae_connection_request_41889 raddr c2wr_ae_connection_request 0 41889 NULL +disable_so_btrfs_run_delayed_items_nr_fndecl_41895 btrfs_run_delayed_items_nr fndecl 0-3 41895 NULL nohasharray +disable_so_isac_interrupt_fndecl_41895 isac_interrupt fndecl 2 41895 &disable_so_btrfs_run_delayed_items_nr_fndecl_41895 +disable_so_address_b43_dmadesc32_41900 address b43_dmadesc32 0 41900 NULL +disable_so_i_gid_ext4_inode_41907 i_gid ext4_inode 0 41907 NULL +disable_so_sil24_exec_polled_cmd_fndecl_41911 sil24_exec_polled_cmd fndecl 2 41911 NULL +disable_so_cp_hqd_pq_rptr_report_addr_hqd_registers_41912 cp_hqd_pq_rptr_report_addr hqd_registers 0 41912 NULL +disable_so_uuid_hash_ocfs2_super_41922 uuid_hash ocfs2_super 0 41922 NULL +disable_so_connect_time_usb_device_41926 connect_time usb_device 0 41926 NULL +disable_so_hard_byte_limit_xfrm_lifetime_cfg_41928 hard_byte_limit xfrm_lifetime_cfg 0 41928 NULL nohasharray +disable_so_q_rtime_msg_queue_41928 q_rtime msg_queue 0 41928 &disable_so_hard_byte_limit_xfrm_lifetime_cfg_41928 nohasharray +disable_so_saddr_iphdr_41928 saddr iphdr 0 41928 &disable_so_q_rtime_msg_queue_41928 +disable_so_nfs4_schedule_session_recovery_fndecl_41930 nfs4_schedule_session_recovery fndecl 2 41930 NULL +disable_so_desc_card_addr_qla8044_minidump_entry_rdmem_pex_dma_41937 desc_card_addr qla8044_minidump_entry_rdmem_pex_dma 0 41937 NULL +disable_so_freq_ar9170_calibration_target_power_ht_41939 freq ar9170_calibration_target_power_ht 0 41939 NULL +disable_so_ino_timelimit_qc_type_state_41942 ino_timelimit qc_type_state 0 41942 NULL +disable_so_ifa_local_in_ifaddr_41951 ifa_local in_ifaddr 0 41951 NULL +disable_so_seq_radeon_fence_41952 seq radeon_fence 0 41952 NULL +disable_so_mmc_interrupt_hpi_fndecl_41967 mmc_interrupt_hpi fndecl 0 41967 NULL +disable_so_addr_nvbios_xpio_41977 addr nvbios_xpio 0 41977 NULL +disable_so_mlx4_test_interrupts_fndecl_41979 mlx4_test_interrupts fndecl 0 41979 NULL +disable_so_alps_process_bitmap_fndecl_41983 alps_process_bitmap fndecl 0 41983 NULL +disable_so_enter_deep_sleep_lbs_private_41984 enter_deep_sleep lbs_private 0 41984 NULL +disable_so_freq_detected_vx_core_41987 freq_detected vx_core 0 41987 NULL +disable_so_sig_ksignal_41988 sig ksignal 0 41988 NULL +disable_so_kvm_clock_get_cycles_fndecl_41992 kvm_clock_get_cycles fndecl 0 41992 NULL +disable_so_mthca_setup_hca_fndecl_41999 mthca_setup_hca fndecl 0 41999 NULL +disable_so_ipath_led_override_timeoff_ipath_devdata_42003 ipath_led_override_timeoff ipath_devdata 0 42003 NULL nohasharray +disable_so_authenc_geniv_ahash_done_fndecl_42003 authenc_geniv_ahash_done fndecl 2 42003 &disable_so_ipath_led_override_timeoff_ipath_devdata_42003 +disable_so_cxgb4vf_set_mac_addr_fndecl_42004 cxgb4vf_set_mac_addr fndecl 0 42004 NULL +disable_so_poly_cipher_fndecl_42005 poly_cipher fndecl 0 42005 NULL +disable_so_lfo2delay_soundfont_voice_parm_42007 lfo2delay soundfont_voice_parm 0 42007 NULL +disable_so_cik_get_cu_active_bitmap_fndecl_42010 cik_get_cu_active_bitmap fndecl 0-2-3 42010 NULL +disable_so_get_max_clock_sdhci_ops_42015 get_max_clock sdhci_ops 0 42015 NULL +disable_so_svm_read_l1_tsc_fndecl_42018 svm_read_l1_tsc fndecl 0-2 42018 NULL +disable_so_dccp_feat_signal_nn_change_fndecl_42022 dccp_feat_signal_nn_change fndecl 3 42022 NULL +disable_so_e1000_test_msi_interrupt_fndecl_42028 e1000_test_msi_interrupt fndecl 0 42028 NULL +disable_so_uv_rtc_setup_clock_fndecl_42030 uv_rtc_setup_clock fndecl 0 42030 NULL +disable_so_rsa_get_e_fndecl_42032 rsa_get_e fndecl 5 42032 NULL +disable_so_set_h225_addr_fndecl_42039 set_h225_addr fndecl 2-4 42039 NULL +disable_so_next_hrtimer_event_fotg210_hcd_42040 next_hrtimer_event fotg210_hcd 0 42040 NULL +disable_so_baseaddr_m48t35_priv_42042 baseaddr m48t35_priv 0 42042 NULL +disable_so_src_high_addr_mvumi_dyn_list_entry_42046 src_high_addr mvumi_dyn_list_entry 0 42046 NULL +disable_so_address_x86_exception_42048 address x86_exception 0 42048 NULL nohasharray +disable_so_adis16480_set_freq_fndecl_42048 adis16480_set_freq fndecl 0 42048 &disable_so_address_x86_exception_42048 +disable_so_skcipher_recvmsg_fndecl_42050 skcipher_recvmsg fndecl 0 42050 NULL +disable_so_uid_ncp_mount_data_v4_42052 uid ncp_mount_data_v4 0 42052 NULL +disable_so_guid_qib_pportdata_42064 guid qib_pportdata 0 42064 NULL +disable_so_usb_find_address_fndecl_42069 usb_find_address fndecl 0 42069 NULL +disable_so_crypto_comp_compress_fndecl_42075 crypto_comp_compress fndecl 3 42075 NULL +disable_so_xcan_state_interrupt_fndecl_42076 xcan_state_interrupt fndecl 2 42076 NULL +disable_so_xfs_dir2_leaf_search_hash_fndecl_42097 xfs_dir2_leaf_search_hash fndecl 0 42097 NULL +disable_so_rtl8169_interrupt_fndecl_42115 rtl8169_interrupt fndecl 1 42115 NULL +disable_so_ip_list_uid_vardecl_xt_recent_c_42144 ip_list_uid vardecl_xt_recent.c 0 42144 NULL +disable_so_request_sound_timer_fndecl_42149 request_sound_timer fndecl 1 42149 NULL nohasharray +disable_so_sof_search_timeout_stb0899_config_42149 sof_search_timeout stb0899_config 0 42149 &disable_so_request_sound_timer_fndecl_42149 +disable_so_uvc_timeout_param_vardecl_42158 uvc_timeout_param vardecl 0 42158 NULL +disable_so_stv0900_get_mclk_freq_fndecl_42161 stv0900_get_mclk_freq fndecl 0-2 42161 NULL +disable_so_pch_systime_read_fndecl_42169 pch_systime_read fndecl 0 42169 NULL +disable_so_accumulate_16bit_val_fndecl_42178 accumulate_16bit_val fndecl 2 42178 NULL +disable_so_cryptd_blkcipher_enqueue_fndecl_42182 cryptd_blkcipher_enqueue fndecl 0 42182 NULL +disable_so_sjw_can_bittiming_42187 sjw can_bittiming 0 42187 NULL +disable_so_vortex_interrupt_fndecl_42189 vortex_interrupt fndecl 1 42189 NULL +disable_so_ar_addr_qla4_83xx_quad_entry_42190 ar_addr qla4_83xx_quad_entry 0 42190 NULL +disable_so_sctp_v4_from_addr_param_fndecl_42197 sctp_v4_from_addr_param fndecl 3 42197 NULL +disable_so_sda_hold_time_dw_i2c_dev_42198 sda_hold_time dw_i2c_dev 0 42198 NULL +disable_so_proc_doulongvec_ms_jiffies_minmax_fndecl_42211 proc_doulongvec_ms_jiffies_minmax fndecl 0 42211 NULL +disable_so_monitor_timeout_l2cap_chan_42212 monitor_timeout l2cap_chan 0 42212 NULL +disable_so_sys_setfsuid16_fndecl_42222 sys_setfsuid16 fndecl 0-1 42222 NULL +disable_so_rrd_ret_timer_atl1_hw_42226 rrd_ret_timer atl1_hw 0 42226 NULL nohasharray +disable_so__get_table_mindiv_fndecl_42226 _get_table_mindiv fndecl 0 42226 &disable_so_rrd_ret_timer_atl1_hw_42226 +disable_so_ext4_block_bitmap_set_fndecl_42228 ext4_block_bitmap_set fndecl 3 42228 NULL +disable_so_select_timeout_pca9541_42231 select_timeout pca9541 0 42231 NULL +disable_so_id_and_color_iwl_time_event_cmd_42237 id_and_color iwl_time_event_cmd 0 42237 NULL +disable_so_map_id_down_fndecl_42241 map_id_down fndecl 0-2 42241 NULL +disable_so_usb_sleep_music_store_fndecl_42245 usb_sleep_music_store fndecl 0-4 42245 NULL +disable_so_ath6kl_sdio_func0_cmd52_wr_byte_fndecl_42251 ath6kl_sdio_func0_cmd52_wr_byte fndecl 0 42251 NULL +disable_so_bitmap_and_fndecl_42267 bitmap_and fndecl 4 42267 NULL +disable_so_tx_frame_ath_cycle_counters_42275 tx_frame ath_cycle_counters 0 42275 NULL +disable_so_hasht_dcb_output_42279 hasht dcb_output 0 42279 NULL +disable_so_xfs_btree_key_addr_fndecl_42282 xfs_btree_key_addr fndecl 2 42282 NULL +disable_so_lpfc_max_scsicmpl_time_store_fndecl_42289 lpfc_max_scsicmpl_time_store fndecl 0 42289 NULL +disable_so_ltr501_ps_write_samp_freq_fndecl_42298 ltr501_ps_write_samp_freq fndecl 0 42298 NULL +disable_so_time_zero_perf_event_mmap_page_42309 time_zero perf_event_mmap_page 0 42309 NULL nohasharray +disable_so_dmatest_random_fndecl_42309 dmatest_random fndecl 0 42309 &disable_so_time_zero_perf_event_mmap_page_42309 +disable_so_sm_addr_sm501_mem_42315 sm_addr sm501_mem 0 42315 NULL +disable_so_snd_rme32_info_clockmode_control_fndecl_42323 snd_rme32_info_clockmode_control fndecl 0 42323 NULL +disable_so_max8997_rtc_set_time_fndecl_42326 max8997_rtc_set_time fndecl 0 42326 NULL nohasharray +disable_so_freq_ath6kl_mgmt_buff_42326 freq ath6kl_mgmt_buff 0 42326 &disable_so_max8997_rtc_set_time_fndecl_42326 +disable_so_clk_register_divider_table_fndecl_42329 clk_register_divider_table fndecl 7-6 42329 NULL +disable_so_guid_indexes_mlx4_sriov_alias_guid_info_rec_det_42332 guid_indexes mlx4_sriov_alias_guid_info_rec_det 0 42332 NULL +disable_so_addr_cis_cache_entry_42335 addr cis_cache_entry 0 42335 NULL +disable_so_dma_addr_bnad_tx_vector_42337 dma_addr bnad_tx_vector 0 42337 NULL +disable_so_mgid_index_mlx5_qp_path_42339 mgid_index mlx5_qp_path 0 42339 NULL +disable_so_tcm_base_address_brcmf_pcie_shared_info_42357 tcm_base_address brcmf_pcie_shared_info 0 42357 NULL +disable_so_mod_timer_fndecl_42361 mod_timer fndecl 2-0 42361 NULL +disable_so_srpt_service_guid_vardecl_ib_srpt_c_42363 srpt_service_guid vardecl_ib_srpt.c 0 42363 NULL +disable_so_qat_alg_ablkcipher_init_enc_fndecl_42373 qat_alg_ablkcipher_init_enc fndecl 4 42373 NULL +disable_so_mdiv_gf100_clk_info_42375 mdiv gf100_clk_info 0 42375 NULL +disable_so__ubh_find_next_zero_bit__fndecl_42379 _ubh_find_next_zero_bit_ fndecl 0-3-4-5 42379 NULL +disable_so_tv_nsec_timespec_42383 tv_nsec timespec 0 42383 NULL +disable_so_last_timestamp_iso_context_42389 last_timestamp iso_context 0 42389 NULL +disable_so_iqaddr_fw_ri_res_cq_42408 iqaddr fw_ri_res_cq 0 42408 NULL +disable_so_proc_loginuid_write_fndecl_42419 proc_loginuid_write fndecl 3 42419 NULL +disable_so_mpeg_output_clock_rate_drxj_data_42421 mpeg_output_clock_rate drxj_data 0 42421 NULL +disable_so_fref_clock_ratio_dib0090_config_42426 fref_clock_ratio dib0090_config 0 42426 NULL +disable_so_virtnet_set_mac_address_fndecl_42429 virtnet_set_mac_address fndecl 0 42429 NULL +disable_so_panel_pwr_delay_radeon_encoder_atom_dig_42430 panel_pwr_delay radeon_encoder_atom_dig 0 42430 NULL +disable_so_timeo_nfs_parsed_mount_data_42431 timeo nfs_parsed_mount_data 0 42431 NULL +disable_so_correction_snd_timer_system_private_42446 correction snd_timer_system_private 0 42446 NULL +disable_so_intr_timer_usec_vnic_enet_config_42448 intr_timer_usec vnic_enet_config 0 42448 NULL +disable_so_id_mISDNtimer_42453 id mISDNtimer 0 42453 NULL +disable_so_i2c_algo_dp_aux_address_fndecl_42460 i2c_algo_dp_aux_address fndecl 2 42460 NULL +disable_so__register_divider_fndecl_42464 _register_divider fndecl 7-6 42464 NULL +disable_so_max8998_rtc_read_time_fndecl_42466 max8998_rtc_read_time fndecl 0 42466 NULL +disable_so_sctp_setsockopt_paddr_thresholds_fndecl_42474 sctp_setsockopt_paddr_thresholds fndecl 3-0 42474 NULL nohasharray +disable_so_stv0900_get_tuner_freq_fndecl_42474 stv0900_get_tuner_freq fndecl 0 42474 &disable_so_sctp_setsockopt_paddr_thresholds_fndecl_42474 +disable_so_rt2x00crypto_tx_overhead_fndecl_42475 rt2x00crypto_tx_overhead fndecl 0 42475 NULL +disable_so_lm3533_led_delay_off_set_fndecl_42481 lm3533_led_delay_off_set fndecl 0 42481 NULL +disable_so_time_blocked_xen_spinlock_stats_42482 time_blocked xen_spinlock_stats 0 42482 NULL +disable_so_nat_ver_bitmap_bytesize_f2fs_checkpoint_42483 nat_ver_bitmap_bytesize f2fs_checkpoint 0 42483 NULL +disable_so_reg_write_fndecl_42487 reg_write fndecl 0 42487 NULL +disable_so_btrfs_insert_delayed_dir_index_fndecl_42491 btrfs_insert_delayed_dir_index fndecl 0-4-7-8 42491 NULL +disable_so_r53_val_fc2580_freq_regs_42497 r53_val fc2580_freq_regs 0 42497 NULL +disable_so_txerr_interrupt_mask_ath_hw_42499 txerr_interrupt_mask ath_hw 0 42499 NULL +disable_so_avail_max_snd_pcm_runtime_42523 avail_max snd_pcm_runtime 0 42523 NULL nohasharray +disable_so_ibx_display_interrupt_update_fndecl_42523 ibx_display_interrupt_update fndecl 3-2 42523 &disable_so_avail_max_snd_pcm_runtime_42523 +disable_so_addr_hi_freelQ_e_42531 addr_hi freelQ_e 0 42531 NULL +disable_so_wrmsr_safe_regs_on_cpu_fndecl_42539 wrmsr_safe_regs_on_cpu fndecl 0-1 42539 NULL +disable_so_initial_apicid_cpuinfo_x86_42542 initial_apicid cpuinfo_x86 0 42542 NULL +disable_so_rx_ring_dma_addr_pcnet32_private_42551 rx_ring_dma_addr pcnet32_private 0 42551 NULL +disable_so_max_sleep_time_f2fs_gc_kthread_42557 max_sleep_time f2fs_gc_kthread 0 42557 NULL nohasharray +disable_so_addr_high_vring_dma_addr_42557 addr_high vring_dma_addr 0 42557 &disable_so_max_sleep_time_f2fs_gc_kthread_42557 +disable_so_db_rec_addr_mlx4_srq_context_42559 db_rec_addr mlx4_srq_context 0 42559 NULL +disable_so_mmc_clock_opt_set_fndecl_42561 mmc_clock_opt_set fndecl 2 42561 NULL +disable_so_sys_setgid16_fndecl_42562 sys_setgid16 fndecl 0-1 42562 NULL +disable_so_command_width_atiixp_ide_timing_42566 command_width atiixp_ide_timing 0 42566 NULL +disable_so_cgroup_addrm_files_fndecl_42568 cgroup_addrm_files fndecl 0 42568 NULL +disable_so_nla_put_via_fndecl_42571 nla_put_via fndecl 4 42571 NULL +disable_so_flow_get_rxhash_fndecl_42572 flow_get_rxhash fndecl 0 42572 NULL +disable_so_ves1820_set_tv_freq_fndecl_42581 ves1820_set_tv_freq fndecl 2 42581 NULL +disable_so_clk_calc_subtree_fndecl_42586 clk_calc_subtree fndecl 2-4 42586 NULL +disable_so_demod_address_stb0899_config_42587 demod_address stb0899_config 0 42587 NULL +disable_so_thash_entries_vardecl_tcp_c_42589 thash_entries vardecl_tcp.c 0 42589 NULL +disable_so_clock_freq_ushc_data_42599 clock_freq ushc_data 0 42599 NULL +disable_so_VSyncEnd_xtimings_42606 VSyncEnd xtimings 0 42606 NULL +disable_so_hv_need_to_signal_fndecl_42615 hv_need_to_signal fndecl 1 42615 NULL +disable_so_rsa_get_n_fndecl_42620 rsa_get_n fndecl 5 42620 NULL +disable_so_pci_bus_write_config_dword_fndecl_42624 pci_bus_write_config_dword fndecl 0-2-3-4 42624 NULL +disable_so_gen_pool_virt_to_phys_fndecl_42628 gen_pool_virt_to_phys fndecl 2-0 42628 NULL +disable_so_brcmf_sdiod_addrprep_fndecl_42643 brcmf_sdiod_addrprep fndecl 0 42643 NULL +disable_so_mpt_loadtime_max_sectors_vardecl_mptsas_c_42653 mpt_loadtime_max_sectors vardecl_mptsas.c 0 42653 NULL +disable_so_iscsi_stat_tgt_attr_show_attr_last_fail_time_fndecl_42661 iscsi_stat_tgt_attr_show_attr_last_fail_time fndecl 0 42661 NULL +disable_so_rx_antdiv_shared_phy_42665 rx_antdiv shared_phy 0 42665 NULL +disable_so_uart_get_attr_custom_divisor_fndecl_42667 uart_get_attr_custom_divisor fndecl 0 42667 NULL nohasharray +disable_so_bch_btree_map_nodes_recurse_fndecl_42667 bch_btree_map_nodes_recurse fndecl 0 42667 &disable_so_uart_get_attr_custom_divisor_fndecl_42667 +disable_so_dib0090_write_reg_fndecl_42668 dib0090_write_reg fndecl 3 42668 NULL nohasharray +disable_so_hv_need_to_signal_on_read_fndecl_42668 hv_need_to_signal_on_read fndecl 1 42668 &disable_so_dib0090_write_reg_fndecl_42668 +disable_so_bs_freqcnt_cx24113_state_42672 bs_freqcnt cx24113_state 0 42672 NULL +disable_so_netlbl_unlhsh_remove_addr6_fndecl_42673 netlbl_unlhsh_remove_addr6 fndecl 0 42673 NULL +disable_so_authenc_esn_verify_ahash_update_done2_fndecl_42674 authenc_esn_verify_ahash_update_done2 fndecl 2 42674 NULL +disable_so_last_time_megasas_instance_42679 last_time megasas_instance 0 42679 NULL +disable_so_hashval1_1_rx_pkt_hdr1_42687 hashval1_1 rx_pkt_hdr1 0 42687 NULL +disable_so_nilfs_btree_do_lookup_fndecl_42696 nilfs_btree_do_lookup fndecl 0-3 42696 NULL +disable_so_ip_vs_create_timeout_table_fndecl_42701 ip_vs_create_timeout_table fndecl 2 42701 NULL +disable_so_mesh_table_hash_fndecl_42703 mesh_table_hash fndecl 0 42703 NULL +disable_so_divide_fndecl_42710 divide fndecl 1 42710 NULL +disable_so_nilfs_btree_node_insert_fndecl_42712 nilfs_btree_node_insert fndecl 2-3 42712 NULL +disable_so_set_div_fndecl_42720 set_div fndecl 0-4 42720 NULL +disable_so_current_uuid_show_fndecl_42727 current_uuid_show fndecl 0 42727 NULL nohasharray +disable_so_nfs4_decode_mp_ds_addr_fndecl_42727 nfs4_decode_mp_ds_addr fndecl 3 42727 &disable_so_current_uuid_show_fndecl_42727 +disable_so_remove_uuid_fndecl_42730 remove_uuid fndecl 0-4 42730 NULL +disable_so_bd_list_addr_lo_bnx2i_text_request_42732 bd_list_addr_lo bnx2i_text_request 0 42732 NULL +disable_so_pch_gbe_mac_mc_addr_list_update_fndecl_42738 pch_gbe_mac_mc_addr_list_update fndecl 4 42738 NULL +disable_so_tbl_addr_brcms_phy_42754 tbl_addr brcms_phy 0 42754 NULL +disable_so_addr_sch5636_data_42756 addr sch5636_data 0 42756 NULL +disable_so_hpfa_freq_cs42l56_platform_data_42759 hpfa_freq cs42l56_platform_data 0 42759 NULL +disable_so_fanout_demux_hash_fndecl_42764 fanout_demux_hash fndecl 0-3 42764 NULL +disable_so_cxgb_set_mac_addr_fndecl_42780 cxgb_set_mac_addr fndecl 0 42780 NULL +disable_so_dn_addr2asc_fndecl_42781 dn_addr2asc fndecl 1 42781 NULL +disable_so_mt9t031_runtime_resume_fndecl_42782 mt9t031_runtime_resume fndecl 0 42782 NULL +disable_so_nla_put_le64_fndecl_42786 nla_put_le64 fndecl 0 42786 NULL +disable_so_dell_rbu_dmaaddr_vardecl_dell_rbu_c_42794 dell_rbu_dmaaddr vardecl_dell_rbu.c 0 42794 NULL +disable_so_ocfs2_update_inode_atime_fndecl_42799 ocfs2_update_inode_atime fndecl 0 42799 NULL nohasharray +disable_so_pfkey_sockaddr_fill_fndecl_42799 pfkey_sockaddr_fill fndecl 2-4 42799 &disable_so_ocfs2_update_inode_atime_fndecl_42799 +disable_so_vga_get_interruptible_fndecl_42803 vga_get_interruptible fndecl 0 42803 NULL +disable_so_lookup_pmd_address_fndecl_42804 lookup_pmd_address fndecl 1 42804 NULL +disable_so_i40e_set_rss_hash_opt_fndecl_42810 i40e_set_rss_hash_opt fndecl 0 42810 NULL +disable_so_from_kuid_fndecl_42812 from_kuid fndecl 0 42812 NULL +disable_so_resolution_snd_timer_gstatus_42814 resolution snd_timer_gstatus 0 42814 NULL +disable_so_demod_address_cx22700_config_42828 demod_address cx22700_config 0 42828 NULL +disable_so_mpu_start_timer_fndecl_42840 mpu_start_timer fndecl 1 42840 NULL nohasharray +disable_so_end_point_addr_cx231xx_audio_42840 end_point_addr cx231xx_audio 0 42840 &disable_so_mpu_start_timer_fndecl_42840 +disable_so_hpwdt_change_timer_fndecl_42850 hpwdt_change_timer fndecl 1 42850 NULL nohasharray +disable_so_host_addr_hw_cmd_42850 host_addr hw_cmd 0 42850 &disable_so_hpwdt_change_timer_fndecl_42850 +disable_so_update_gid_fndecl_42874 update_gid fndecl 3 42874 NULL +disable_so_read_div_fndecl_42880 read_div fndecl 0 42880 NULL nohasharray +disable_so_SYSC_setpgid_fndecl_42880 SYSC_setpgid fndecl 1-2 42880 &disable_so_read_div_fndecl_42880 +disable_so_exptime_mpath_info_42881 exptime mpath_info 0 42881 NULL +disable_so_count_netdev_hw_addr_list_42886 count netdev_hw_addr_list 0 42886 NULL +disable_so___sel_hash_fndecl_42890 __sel_hash fndecl 0-2-3 42890 NULL +disable_so_cipher_rt2x00lib_crypto_42894 cipher rt2x00lib_crypto 0 42894 NULL +disable_so___dequeue_signal_fndecl_42904 __dequeue_signal fndecl 0 42904 NULL +disable_so_uid_dpot_data_42905 uid dpot_data 0 42905 NULL +disable_so_tc_index_bitmap_bits_asd_seq_data_42910 tc_index_bitmap_bits asd_seq_data 0 42910 NULL +disable_so_ablkcipher_copy_iv_fndecl_42911 ablkcipher_copy_iv fndecl 3 42911 NULL +disable_so_pci_pm_runtime_resume_fndecl_42917 pci_pm_runtime_resume fndecl 0 42917 NULL +disable_so_default_sclk_radeon_clock_42919 default_sclk radeon_clock 0 42919 NULL +disable_so_register_inet6addr_notifier_fndecl_42932 register_inet6addr_notifier fndecl 0 42932 NULL nohasharray +disable_so_e1000_rx_hash_fndecl_42932 e1000_rx_hash fndecl 2 42932 &disable_so_register_inet6addr_notifier_fndecl_42932 +disable_so_isl1208_rtc_set_time_fndecl_42933 isl1208_rtc_set_time fndecl 0 42933 NULL nohasharray +disable_so_ringid_wmi_vring_ba_en_cmd_42933 ringid wmi_vring_ba_en_cmd 0 42933 &disable_so_isl1208_rtc_set_time_fndecl_42933 nohasharray +disable_so_host_addr_io_accel1_cmd_42933 host_addr io_accel1_cmd 0 42933 &disable_so_ringid_wmi_vring_ba_en_cmd_42933 +disable_so_uwb_rc_dev_addr_assign_fndecl_42936 uwb_rc_dev_addr_assign fndecl 0 42936 NULL +disable_so_address_vme_bus_error_42937 address vme_bus_error 0 42937 NULL nohasharray +disable_so_cma_bind_addr_fndecl_42937 cma_bind_addr fndecl 0 42937 &disable_so_address_vme_bus_error_42937 +disable_so_cyapa_gen5_set_interval_time_fndecl_42941 cyapa_gen5_set_interval_time fndecl 0-3 42941 NULL +disable_so_ecx_tss_segment_32_42952 ecx tss_segment_32 0 42952 NULL +disable_so_percentage_divider_radeon_atom_ss_42955 percentage_divider radeon_atom_ss 0 42955 NULL +disable_so_timeout_sg_fd_42956 timeout sg_fd 0 42956 NULL +disable_so_ftdi_2232h_baud_base_to_divisor_fndecl_42957 ftdi_2232h_baud_base_to_divisor fndecl 0-1-2 42957 NULL +disable_so_mcryptd_hash_update_fndecl_42959 mcryptd_hash_update fndecl 2 42959 NULL +disable_so_iqaddr_csio_iq_params_42960 iqaddr csio_iq_params 0 42960 NULL +disable_so_head_wb_addr_i40e_hmc_obj_txq_42977 head_wb_addr i40e_hmc_obj_txq 0 42977 NULL nohasharray +disable_so_written_btree_42977 written btree 0 42977 &disable_so_head_wb_addr_i40e_hmc_obj_txq_42977 +disable_so___btrfs_update_delayed_inode_fndecl_42987 __btrfs_update_delayed_inode fndecl 0 42987 NULL +disable_so_af9005_fe_sleep_fndecl_42988 af9005_fe_sleep fndecl 0 42988 NULL nohasharray +disable_so_counter_address_p4_counter_binding_42988 counter_address p4_counter_binding 0 42988 &disable_so_af9005_fe_sleep_fndecl_42988 +disable_so_alt_timeout_ib_qp_attr_42989 alt_timeout ib_qp_attr 0 42989 NULL +disable_so_db_record_addr_mlx5_cq_context_43002 db_record_addr mlx5_cq_context 0 43002 NULL nohasharray +disable_so_rhashtable_insert_rehash_fndecl_43002 rhashtable_insert_rehash fndecl 0 43002 &disable_so_db_record_addr_mlx5_cq_context_43002 +disable_so_zd1201_set_mac_address_fndecl_43003 zd1201_set_mac_address fndecl 0 43003 NULL +disable_so_scs_init_hss_address_fndecl_43016 scs_init_hss_address fndecl 0 43016 NULL +disable_so_hash_fndecl_43020 hash fndecl 0 43020 NULL +disable_so_hpi_tuner_get_hd_radio_signal_blend_fndecl_43025 hpi_tuner_get_hd_radio_signal_blend fndecl 0-1 43025 NULL +disable_so_rt_runtime_rt_rq_43033 rt_runtime rt_rq 0 43033 NULL +disable_so_dbi_bw_timer_mipi_config_43043 dbi_bw_timer mipi_config 0 43043 NULL +disable_so_bch_btree_op_init_fndecl_43045 bch_btree_op_init fndecl 2 43045 NULL +disable_so_ctl_mce_bank_43048 ctl mce_bank 0 43048 NULL +disable_so_io_addr_ips_ha_43051 io_addr ips_ha 0 43051 NULL +disable_so_ucode_beacon_time_iwl_priv_43063 ucode_beacon_time iwl_priv 0 43063 NULL +disable_so_fast_clip_ctrl_delay_s_cfg_agc_43064 fast_clip_ctrl_delay s_cfg_agc 0 43064 NULL +disable_so_read_interrupt_status_fndecl_43075 read_interrupt_status fndecl 0 43075 NULL +disable_so_suspend_time_nv04_timer_priv_43078 suspend_time nv04_timer_priv 0 43078 NULL +disable_so_nl80211_send_mlme_timeout_fndecl_43081 nl80211_send_mlme_timeout fndecl 5 43081 NULL +disable_so_xfs_uuid_table_size_vardecl_xfs_mount_c_43090 xfs_uuid_table_size vardecl_xfs_mount.c 0 43090 NULL +disable_so_bitmap_allocate_region_fndecl_43093 bitmap_allocate_region fndecl 2-3 43093 NULL +disable_so_timeouts_show_fndecl_43114 timeouts_show fndecl 0 43114 NULL +disable_so_lm8323_pwm_store_time_fndecl_43123 lm8323_pwm_store_time fndecl 0 43123 NULL nohasharray +disable_so_crypto_register_instance_fndecl_43123 crypto_register_instance fndecl 0 43123 &disable_so_lm8323_pwm_store_time_fndecl_43123 +disable_so_acpi_map_vaddr_lookup_fndecl_43126 acpi_map_vaddr_lookup fndecl 1-2 43126 NULL nohasharray +disable_so_bitclk_freq_fsl_ssi_private_43126 bitclk_freq fsl_ssi_private 0 43126 &disable_so_acpi_map_vaddr_lookup_fndecl_43126 +disable_so_retranscount_nes_timer_entry_43129 retranscount nes_timer_entry 0 43129 NULL +disable_so_driver_timestamp_qla8044_minidump_template_hdr_43138 driver_timestamp qla8044_minidump_template_hdr 0 43138 NULL +disable_so_rtl8187_iowrite_async_fndecl_43147 rtl8187_iowrite_async fndecl 4-2 43147 NULL +disable_so_gcm_hash_crypt_remain_continue_fndecl_43164 gcm_hash_crypt_remain_continue fndecl 0 43164 NULL +disable_so_timeout_usbdevfs_ctrltransfer_43171 timeout usbdevfs_ctrltransfer 0 43171 NULL +disable_so_addr_snd_ac97_43179 addr snd_ac97 0 43179 NULL +disable_so_snd_timer_user_start_fndecl_43188 snd_timer_user_start fndecl 0 43188 NULL +disable_so_div_f0_pll_values_43197 div_f0 pll_values 0 43197 NULL +disable_so_tx_watchdog_timeout_conf_tx_settings_43198 tx_watchdog_timeout conf_tx_settings 0 43198 NULL +disable_so_demod_address_stv0297_config_43206 demod_address stv0297_config 0 43206 NULL nohasharray +disable_so_stv090x_write_reg_fndecl_43206 stv090x_write_reg fndecl 3-0 43206 &disable_so_demod_address_stv0297_config_43206 +disable_so_atomic64_sub_return_fndecl_43214 atomic64_sub_return fndecl 0-1 43214 NULL +disable_so_select_addr_2_qla8044_minidump_entry_rdmux2_43220 select_addr_2 qla8044_minidump_entry_rdmux2 0 43220 NULL +disable_so_pixel_clock_radeon_encoder_43221 pixel_clock radeon_encoder 0 43221 NULL +disable_so_rdmsr_safe_on_cpu_fndecl_43222 rdmsr_safe_on_cpu fndecl 0-1 43222 NULL +disable_so_adav80x_set_dac_clock_fndecl_43226 adav80x_set_dac_clock fndecl 2 43226 NULL +disable_so_rc5t583_rtc_read_time_fndecl_43238 rc5t583_rtc_read_time fndecl 0 43238 NULL nohasharray +disable_so_bitmap_zero_fndecl_43238 bitmap_zero fndecl 2 43238 &disable_so_rc5t583_rtc_read_time_fndecl_43238 +disable_so_vid_from_reg_fndecl_43258 vid_from_reg fndecl 0-1 43258 NULL +disable_so_page_dp83640_clock_43262 page dp83640_clock 0 43262 NULL +disable_so_mthca_SW2HW_SRQ_fndecl_43263 mthca_SW2HW_SRQ fndecl 0-3 43263 NULL +disable_so_tea5777_freq_to_v4l2_freq_fndecl_43267 tea5777_freq_to_v4l2_freq fndecl 0-2 43267 NULL +disable_so_addr_lo_eth_rx_bd_43268 addr_lo eth_rx_bd 0 43268 NULL +disable_so_timeout_nf_conntrack_expect_policy_43269 timeout nf_conntrack_expect_policy 0 43269 NULL +disable_so_read_addr___mux_43284 read_addr __mux 0 43284 NULL +disable_so_start_address___osdv2_cdb_addr_len_43285 start_address __osdv2_cdb_addr_len 0 43285 NULL +disable_so_frac_bot_pll_div_43287 frac_bot pll_div 0 43287 NULL +disable_so_batadv_bitmap_shift_left_fndecl_43296 batadv_bitmap_shift_left fndecl 2 43296 NULL +disable_so_btrfs_timespec_sec_fndecl_43304 btrfs_timespec_sec fndecl 0 43304 NULL +disable_so_atime_cifs_unix_set_info_args_43311 atime cifs_unix_set_info_args 0 43311 NULL +disable_so_id_bitmap_port_adt_elem_43312 id bitmap_port_adt_elem 0 43312 NULL +disable_so_hsize_std_timing_43315 hsize std_timing 0 43315 NULL +disable_so_addr_wusb_dev_43323 addr wusb_dev 0 43323 NULL +disable_so_dma_addr_zynqmp_qspi_43329 dma_addr zynqmp_qspi 0 43329 NULL +disable_so_flash_timeout_max77693_sub_led_43338 flash_timeout max77693_sub_led 0 43338 NULL nohasharray +disable_so_save_restore_gpu_addr_radeon_rlc_43338 save_restore_gpu_addr radeon_rlc 0 43338 &disable_so_flash_timeout_max77693_sub_led_43338 +disable_so_cypress_get_mclk_frequency_ratio_fndecl_43339 cypress_get_mclk_frequency_ratio fndecl 0-2 43339 NULL +disable_so_running_clock_fndecl_43341 running_clock fndecl 0 43341 NULL +disable_so_snd_echo_clock_source_info_fndecl_43348 snd_echo_clock_source_info fndecl 0 43348 NULL +disable_so_random_id_operand_ib_cm_43350 random_id_operand ib_cm 0 43350 NULL +disable_so_il3945_build_tx_cmd_hwcrypto_fndecl_43368 il3945_build_tx_cmd_hwcrypto fndecl 5 43368 NULL +disable_so_regcache_lzo_decompress_cache_block_fndecl_43370 regcache_lzo_decompress_cache_block fndecl 0 43370 NULL +disable_so_rv6xx_memory_clock_entry_set_feedback_divider_fndecl_43374 rv6xx_memory_clock_entry_set_feedback_divider fndecl 3 43374 NULL +disable_so_timer_expires_rts51x_chip_43381 timer_expires rts51x_chip 0 43381 NULL +disable_so_bond_alb_set_mac_address_fndecl_43392 bond_alb_set_mac_address fndecl 0 43392 NULL +disable_so_write_leasetime_fndecl_43394 write_leasetime fndecl 0 43394 NULL +disable_so_ftdi_232am_baud_to_divisor_fndecl_43399 ftdi_232am_baud_to_divisor fndecl 0-1 43399 NULL +disable_so_jiffies_be_aic_obj_43400 jiffies be_aic_obj 0 43400 NULL +disable_so_timer_jiffies_tvec_base_43403 timer_jiffies tvec_base 0 43403 NULL +disable_so___ip6addrlbl_add_fndecl_43404 __ip6addrlbl_add fndecl 0 43404 NULL +disable_so_sd_ctime_stat_data_v1_43407 sd_ctime stat_data_v1 0 43407 NULL +disable_so_check_timers_list_fndecl_43411 check_timers_list fndecl 0-3 43411 NULL +disable_so_addr2_dir_table_slot_43416 addr2 dir_table_slot 0 43416 NULL +disable_so_bch_btree_map_nodes_fndecl_43426 bch_btree_map_nodes fndecl 0 43426 NULL +disable_so_burst_bclkdiv_tlv320dac33_priv_43428 burst_bclkdiv tlv320dac33_priv 0 43428 NULL +disable_so_cx24116_read_signal_strength_fndecl_43436 cx24116_read_signal_strength fndecl 0 43436 NULL +disable_so_xferq_addr_lo_fcoe_kwqe_conn_offload2_43439 xferq_addr_lo fcoe_kwqe_conn_offload2 0 43439 NULL +disable_so_timeout_bfa_timer_s_43448 timeout bfa_timer_s 0 43448 NULL +disable_so_ocfs2_wait_for_mask_interruptible_fndecl_43456 ocfs2_wait_for_mask_interruptible fndecl 0 43456 NULL +disable_so_stream_timeout_nf_ct_gre_43468 stream_timeout nf_ct_gre 0 43468 NULL +disable_so_sample_div_st_rc_device_43474 sample_div st_rc_device 0 43474 NULL +disable_so_crypto_shash_finup_fndecl_43475 crypto_shash_finup fndecl 0-3 43475 NULL +disable_so_current_frequency_lg216x_state_43480 current_frequency lg216x_state 0 43480 NULL +disable_so_error_sha1_hash_ctx_43486 error sha1_hash_ctx 0 43486 NULL +disable_so_link_up_time_swStat_43487 link_up_time swStat 0 43487 NULL +disable_so_qce_ablkcipher_setkey_fndecl_43494 qce_ablkcipher_setkey fndecl 0-3 43494 NULL +disable_so_timeout_msec_TAG_TW_Lock_43496 timeout_msec TAG_TW_Lock 0 43496 NULL +disable_so_mcs7830_hif_get_mac_address_fndecl_43507 mcs7830_hif_get_mac_address fndecl 0 43507 NULL +disable_so_show_fan_time_fndecl_43512 show_fan_time fndecl 0 43512 NULL +disable_so_x25_display_timer_fndecl_43519 x25_display_timer fndecl 0 43519 NULL +disable_so_address_m920x_inits_43524 address m920x_inits 0 43524 NULL +disable_so_msr_extra_reg_43525 msr extra_reg 0 43525 NULL +disable_so_hashm_nv50_disp_mthd_v1_43528 hashm nv50_disp_mthd_v1 0 43528 NULL +disable_so_get_dvbt_signal_to_noise_fndecl_43531 get_dvbt_signal_to_noise fndecl 0 43531 NULL +disable_so_snd_seq_oss_timer_start_fndecl_43533 snd_seq_oss_timer_start fndecl 0 43533 NULL +disable_so_ath5k_hw_register_timeout_fndecl_43537 ath5k_hw_register_timeout fndecl 0-3-4 43537 NULL +disable_so_slave_addr_intel_sdvo_43549 slave_addr intel_sdvo 0 43549 NULL +disable_so_buf_addr_rocker_desc_43555 buf_addr rocker_desc 0 43555 NULL +disable_so_bCSourceID_uac_clock_multiplier_descriptor_43558 bCSourceID uac_clock_multiplier_descriptor 0 43558 NULL nohasharray +disable_so_scsi_reset_delay_adveep_38C1600_config_43558 scsi_reset_delay adveep_38C1600_config 0 43558 &disable_so_bCSourceID_uac_clock_multiplier_descriptor_43558 nohasharray +disable_so_nla_put_u8_fndecl_43558 nla_put_u8 fndecl 0-3 43558 &disable_so_scsi_reset_delay_adveep_38C1600_config_43558 +disable_so_udp4_portaddr_hash_fndecl_43560 udp4_portaddr_hash fndecl 0-2-3 43560 NULL +disable_so_port_clock_intel_crtc_state_43564 port_clock intel_crtc_state 0 43564 NULL +disable_so_cpufreq_update_policy_fndecl_43580 cpufreq_update_policy fndecl 0-1 43580 NULL nohasharray +disable_so_crypto_rfc4106_setauthsize_fndecl_43580 crypto_rfc4106_setauthsize fndecl 2 43580 &disable_so_cpufreq_update_policy_fndecl_43580 +disable_so_pm_schedule_suspend_fndecl_43585 pm_schedule_suspend fndecl 2-0 43585 NULL +disable_so_HSyncStart_xtimings_43588 HSyncStart xtimings 0 43588 NULL +disable_so_write_seq_tcp_sock_43590 write_seq tcp_sock 0 43590 NULL +disable_so_orion_spi_50mhz_ac_timing_erratum_fndecl_43600 orion_spi_50mhz_ac_timing_erratum fndecl 2 43600 NULL +disable_so_set_clock_vml_sys_43602 set_clock vml_sys 2 43602 NULL +disable_so_sample_to_timespec_fndecl_43603 sample_to_timespec fndecl 2-1 43603 NULL +disable_so_ib_find_gid_fndecl_43614 ib_find_gid fndecl 0 43614 NULL +disable_so_ath9k_hw_set_sifs_time_fndecl_43616 ath9k_hw_set_sifs_time fndecl 2 43616 NULL +disable_so_snd_als4000_set_addr_fndecl_43620 snd_als4000_set_addr fndecl 1 43620 NULL +disable_so_dma_addr_as102_dev_t_43627 dma_addr as102_dev_t 0 43627 NULL +disable_so_gcm_hash_crypt_remain_done_fndecl_43636 gcm_hash_crypt_remain_done fndecl 2 43636 NULL +disable_so_msm6242_read_time_fndecl_43640 msm6242_read_time fndecl 0 43640 NULL +disable_so_last_tick_timer_local_info_43641 last_tick_timer local_info 0 43641 NULL +disable_so_guid_show_fndecl_43648 guid_show fndecl 0 43648 NULL +disable_so_key_set_timeout_fndecl_43649 key_set_timeout fndecl 2 43649 NULL +disable_so_abx80x_rtc_read_time_fndecl_43656 abx80x_rtc_read_time fndecl 0 43656 NULL +disable_so_freq_wmi_ch_info_ev_arg_43659 freq wmi_ch_info_ev_arg 0 43659 NULL +disable_so___delayacct_blkio_ticks_fndecl_43660 __delayacct_blkio_ticks fndecl 0 43660 NULL +disable_so_base_dwell_time_conf_sched_scan_settings_43662 base_dwell_time conf_sched_scan_settings 0 43662 NULL +disable_so_ps_upsd_max_sptime_read_fndecl_43665 ps_upsd_max_sptime_read fndecl 3-0 43665 NULL +disable_so_sis190_get_mac_addr_fndecl_43671 sis190_get_mac_addr fndecl 0 43671 NULL +disable_so_pll_loopdiv_dibx090p_best_adc_43673 pll_loopdiv dibx090p_best_adc 0 43673 NULL +disable_so_first_uid_gid_extent_43687 first uid_gid_extent 0 43687 NULL +disable_so_des2_idmac_desc_64addr_43704 des2 idmac_desc_64addr 0 43704 NULL +disable_so_irq_get_irq_data_fndecl_43708 irq_get_irq_data fndecl 1 43708 NULL +disable_so_mask_mlx4_bitmap_43716 mask mlx4_bitmap 0 43716 NULL +disable_so_time_stamp_ixgbe_tx_buffer_43717 time_stamp ixgbe_tx_buffer 0 43717 NULL +disable_so_tx_frequency_wl1273_device_43727 tx_frequency wl1273_device 0 43727 NULL +disable_so_divider_round_rate_fndecl_43731 divider_round_rate fndecl 2-0-5 43731 NULL +disable_so_delay_bfa_iocfc_intr_attr_s_43734 delay bfa_iocfc_intr_attr_s 0 43734 NULL +disable_so_dccp_elapsed_time_len_fndecl_43735 dccp_elapsed_time_len fndecl 0 43735 NULL +disable_so_uwb_rc_addr_set_fndecl_43736 uwb_rc_addr_set fndecl 0 43736 NULL +disable_so_add_delayed_data_ref_fndecl_43738 add_delayed_data_ref fndecl 10-12-5-6-7-8-9 43738 NULL +disable_so_double_bit_error_detect_fndecl_43740 double_bit_error_detect fndecl 4 43740 NULL +disable_so_pc_clock_gettime_fndecl_43750 pc_clock_gettime fndecl 1 43750 NULL +disable_so_ts_tgid_owner_gru_thread_state_43760 ts_tgid_owner gru_thread_state 0 43760 NULL +disable_so_hpet_set_periodic_freq_fndecl_43764 hpet_set_periodic_freq fndecl 1 43764 NULL +disable_so___vmw_piter_sg_addr_fndecl_43770 __vmw_piter_sg_addr fndecl 0 43770 NULL +disable_so_ipmi_validate_addr_fndecl_43771 ipmi_validate_addr fndecl 2 43771 NULL +disable_so_delay_fb_deferred_io_43773 delay fb_deferred_io 0 43773 NULL +disable_so_fixed_mtrr_addr_to_seg_fndecl_43774 fixed_mtrr_addr_to_seg fndecl 1 43774 NULL nohasharray +disable_so___bitmap_equal_fndecl_43774 __bitmap_equal fndecl 3 43774 &disable_so_fixed_mtrr_addr_to_seg_fndecl_43774 +disable_so_igb_check_for_bit_pf_fndecl_43775 igb_check_for_bit_pf fndecl 2 43775 NULL +disable_so_led_override_timeoff_qib_pportdata_43779 led_override_timeoff qib_pportdata 0 43779 NULL +disable_so_wd_timeout_il_cfg_43781 wd_timeout il_cfg 0 43781 NULL +disable_so_addr_kvm_io_range_43786 addr kvm_io_range 0 43786 NULL +disable_so_sleep_millisecs_show_fndecl_43792 sleep_millisecs_show fndecl 0 43792 NULL +disable_so_rpc_set_queue_timer_fndecl_43797 rpc_set_queue_timer fndecl 2 43797 NULL +disable_so_ksz9031_center_flp_timing_fndecl_43804 ksz9031_center_flp_timing fndecl 0 43804 NULL +disable_so_kstrtoull_from_user_fndecl_43809 kstrtoull_from_user fndecl 2 43809 NULL +disable_so_numa_get_avg_runtime_fndecl_43810 numa_get_avg_runtime fndecl 0 43810 NULL +disable_so_max77693_led_flash_timeout_set_fndecl_43811 max77693_led_flash_timeout_set fndecl 2 43811 NULL +disable_so_mlx4_reset_roce_port_gids_fndecl_43816 mlx4_reset_roce_port_gids fndecl 0-2-3 43816 NULL +disable_so_interrupt_level_vardecl_fdomain_c_43820 interrupt_level vardecl_fdomain.c 0 43820 NULL nohasharray +disable_so_crypto_ahash_finup_fndecl_43820 crypto_ahash_finup fndecl 0 43820 &disable_so_interrupt_level_vardecl_fdomain_c_43820 +disable_so_block_bitmap_ext4_new_group_data_43822 block_bitmap ext4_new_group_data 0 43822 NULL +disable_so_timer_stats_update_stats_fndecl_43829 timer_stats_update_stats fndecl 2 43829 NULL +disable_so___nilfs_btree_get_block_fndecl_43845 __nilfs_btree_get_block fndecl 0-2 43845 NULL +disable_so_wait_on_bit_lock_io_fndecl_43852 wait_on_bit_lock_io fndecl 0 43852 NULL +disable_so_authenc_esn_geniv_ahash_update_done_fndecl_43855 authenc_esn_geniv_ahash_update_done fndecl 2 43855 NULL +disable_so_pre_event_timeout_vardecl_sequencer_c_43856 pre_event_timeout vardecl_sequencer.c 0 43856 NULL nohasharray +disable_so_last_rx_time_net_local_43856 last_rx_time net_local 0 43856 &disable_so_pre_event_timeout_vardecl_sequencer_c_43856 +disable_so_run_delayed_tree_ref_fndecl_43857 run_delayed_tree_ref fndecl 0 43857 NULL +disable_so_radio_addr_saa7134_board_43862 radio_addr saa7134_board 0 43862 NULL +disable_so_hor_total_via_display_timing_43866 hor_total via_display_timing 0 43866 NULL +disable_so_mem_addr_pch_dma_desc_regs_43867 mem_addr pch_dma_desc_regs 0 43867 NULL +disable_so_addr_Vmxnet3_TxDesc_43868 addr Vmxnet3_TxDesc 0 43868 NULL +disable_so_set_ras_addr_fndecl_43869 set_ras_addr fndecl 4 43869 NULL +disable_so_cpuidle_register_fndecl_43887 cpuidle_register fndecl 0 43887 NULL +disable_so_start_seq_tcp_sack_block_43898 start_seq tcp_sack_block 0 43898 NULL +disable_so_seq_default_timer_subdevice_vardecl_43912 seq_default_timer_subdevice vardecl 0 43912 NULL +disable_so_pci_bus_update_busn_res_end_fndecl_43918 pci_bus_update_busn_res_end fndecl 2-0 43918 NULL +disable_so_qdisc_watchdog_schedule_ns_fndecl_43926 qdisc_watchdog_schedule_ns fndecl 2 43926 NULL +disable_so_sys_timer_create_fndecl_43937 sys_timer_create fndecl 1 43937 NULL +disable_so_atmel_spi_runtime_resume_fndecl_43938 atmel_spi_runtime_resume fndecl 0 43938 NULL nohasharray +disable_so_zd1201_set_freq_fndecl_43938 zd1201_set_freq fndecl 0 43938 &disable_so_atmel_spi_runtime_resume_fndecl_43938 +disable_so_gid_fuse_setattr_in_43939 gid fuse_setattr_in 0 43939 NULL +disable_so_bit_putcs_aligned_fndecl_43966 bit_putcs_aligned fndecl 5-6-7-8 43966 NULL +disable_so_log_mc_hash_sz_mlx4_init_hca_param_43973 log_mc_hash_sz mlx4_init_hca_param 0 43973 NULL +disable_so_igb_write_8bit_ctrl_reg_fndecl_43984 igb_write_8bit_ctrl_reg fndecl 2 43984 NULL +disable_so_r50_val_fc2580_freq_regs_43992 r50_val fc2580_freq_regs 0 43992 NULL +disable_so_ccp_aes_xts_encrypt_fndecl_43996 ccp_aes_xts_encrypt fndecl 0 43996 NULL +disable_so_tty_unregister_device_fndecl_44000 tty_unregister_device fndecl 2 44000 NULL +disable_so_bus_addr_vnic_dev_bar_44006 bus_addr vnic_dev_bar 0 44006 NULL +disable_so_pcf8523_rtc_set_time_fndecl_44007 pcf8523_rtc_set_time fndecl 0 44007 NULL +disable_so_dq_hash_mask_vardecl_dquot_c_44015 dq_hash_mask vardecl_dquot.c 0 44015 NULL +disable_so_device_addr_lm87_tx_hdr_44016 device_addr lm87_tx_hdr 0 44016 NULL +disable_so__kstrtoull_fndecl_44018 _kstrtoull fndecl 0 44018 NULL +disable_so_brcmf_sdiod_set_sbaddr_window_fndecl_44019 brcmf_sdiod_set_sbaddr_window fndecl 0-2 44019 NULL +disable_so_drbd_adm_new_c_uuid_fndecl_44035 drbd_adm_new_c_uuid fndecl 0 44035 NULL +disable_so_signal_hostap_80211_rx_status_44041 signal hostap_80211_rx_status 0 44041 NULL +disable_so_enqueue_time_codel_skb_cb_44046 enqueue_time codel_skb_cb 0 44046 NULL +disable_so_conv_clk_and_div_n_pcr_ops_44049 conv_clk_and_div_n pcr_ops 0-1 44049 NULL +disable_so_ep93xx_spi_calc_divisors_fndecl_44051 ep93xx_spi_calc_divisors fndecl 0-2 44051 NULL +disable_so_j_trans_start_time_reiserfs_journal_44058 j_trans_start_time reiserfs_journal 0 44058 NULL +disable_so_cvt_kvaddr_fndecl_44079 cvt_kvaddr fndecl 0 44079 NULL +disable_so_tm_mon_rtc_time_44080 tm_mon rtc_time 0 44080 NULL +disable_so_uart_get_divisor_fndecl_44085 uart_get_divisor fndecl 0-2 44085 NULL +disable_so_spn_obj_sockaddr_pn_44086 spn_obj sockaddr_pn 0 44086 NULL +disable_so_cur_start_addr_sisusb_usb_data_44091 cur_start_addr sisusb_usb_data 0 44091 NULL nohasharray +disable_so___vma_address_fndecl_44091 __vma_address fndecl 0 44091 &disable_so_cur_start_addr_sisusb_usb_data_44091 +disable_so_read_systime_fm10k_mac_ops_44092 read_systime fm10k_mac_ops 0 44092 NULL +disable_so_nfsd_map_name_to_gid_fndecl_44096 nfsd_map_name_to_gid fndecl 0 44096 NULL +disable_so_mthca_cmd_box_fndecl_44108 mthca_cmd_box fndecl 7-0-2-4-3 44108 NULL nohasharray +disable_so_chv_clock_fndecl_44108 chv_clock fndecl 1 44108 &disable_so_mthca_cmd_box_fndecl_44108 +disable_so_ironlake_pch_transcoder_set_timings_fndecl_44115 ironlake_pch_transcoder_set_timings fndecl 2 44115 NULL +disable_so___br_ip4_hash_fndecl_44134 __br_ip4_hash fndecl 0 44134 NULL +disable_so_divider_recalc_rate_fndecl_44140 divider_recalc_rate fndecl 3-0-2 44140 NULL nohasharray +disable_so_reg_id_res_gid_44140 reg_id res_gid 0 44140 &disable_so_divider_recalc_rate_fndecl_44140 +disable_so_dev_rst_time_qlcnic_adapter_44150 dev_rst_time qlcnic_adapter 0 44150 NULL +disable_so_nsec_ptp_clock_time_44160 nsec ptp_clock_time 0 44160 NULL +disable_so_node_count_hfs_btree_44162 node_count hfs_btree 0 44162 NULL +disable_so_iscsit_na_dataout_timeout_fndecl_44167 iscsit_na_dataout_timeout fndecl 2-0 44167 NULL nohasharray +disable_so_idletimer_ax25_info_struct_44167 idletimer ax25_info_struct 0 44167 &disable_so_iscsit_na_dataout_timeout_fndecl_44167 +disable_so_btrfs_delayed_qgroup_accounting_fndecl_44171 btrfs_delayed_qgroup_accounting fndecl 0 44171 NULL +disable_so_t4_wr_mbox_timeout_fndecl_44177 t4_wr_mbox_timeout fndecl 2 44177 NULL +disable_so_db_addr_mlx4_ib_create_qp_44182 db_addr mlx4_ib_create_qp 0 44182 NULL nohasharray +disable_so_mxl111sf_streaming_ctrl_atsc_mh_fndecl_44182 mxl111sf_streaming_ctrl_atsc_mh fndecl 0 44182 &disable_so_db_addr_mlx4_ib_create_qp_44182 +disable_so_ipath_pkt_delay_fndecl_44185 ipath_pkt_delay fndecl 0-1-2-3 44185 NULL nohasharray +disable_so_cycle_state_xhci_ring_44185 cycle_state xhci_ring 0 44185 &disable_so_ipath_pkt_delay_fndecl_44185 +disable_so_phys_dma_addr_r852_device_44187 phys_dma_addr r852_device 0 44187 NULL +disable_so_nopin_response_timeout_iscsi_node_attrib_44188 nopin_response_timeout iscsi_node_attrib 0 44188 NULL +disable_so_lkey_mthca_resize_cq_44197 lkey mthca_resize_cq 0 44197 NULL +disable_so_rx_timeout_netdev_private_44200 rx_timeout netdev_private 0 44200 NULL +disable_so_naddr_qib_user_sdma_pkt_44203 naddr qib_user_sdma_pkt 0 44203 NULL +disable_so_block_to_cpu_fndecl_44212 block_to_cpu fndecl 0 44212 NULL +disable_so_read_tail_n_tty_data_44226 read_tail n_tty_data 0 44226 NULL +disable_so_bssidx_rt2x00lib_crypto_44239 bssidx rt2x00lib_crypto 0 44239 NULL +disable_so_number_pci_bus_44243 number pci_bus 0 44243 NULL +disable_so_watchdog_timeout_w83793_data_44253 watchdog_timeout w83793_data 0 44253 NULL +disable_so_cz_clock_intel_rps_ei_44276 cz_clock intel_rps_ei 0 44276 NULL +disable_so_proc_gid_map_open_fndecl_44293 proc_gid_map_open fndecl 0 44293 NULL +disable_so_r2d_val_fc2580_freq_regs_44295 r2d_val fc2580_freq_regs 0 44295 NULL +disable_so_wm8510_set_dai_clkdiv_fndecl_44299 wm8510_set_dai_clkdiv fndecl 3 44299 NULL +disable_so_otime_jfs_inode_info_44300 otime jfs_inode_info 0 44300 NULL +disable_so_rss_hash_be_rx_compl_info_44306 rss_hash be_rx_compl_info 0 44306 NULL +disable_so_radio_tx_freq_vivid_dev_44308 radio_tx_freq vivid_dev 0 44308 NULL +disable_so_smbhash_fndecl_44311 smbhash fndecl 0 44311 NULL +disable_so_nla_put_in6_addr_fndecl_44317 nla_put_in6_addr fndecl 0 44317 NULL +disable_so_fll_ref_freq__fll_div_44318 fll_ref_freq _fll_div 0 44318 NULL +disable_so_prandom_bytes_state_fndecl_44332 prandom_bytes_state fndecl 3 44332 NULL +disable_so_base_dma_addr_srp_map_state_44343 base_dma_addr srp_map_state 0 44343 NULL +disable_so_addr_intel_plane_error_state_44366 addr intel_plane_error_state 0 44366 NULL +disable_so_start_addr_acpi_memory_info_44372 start_addr acpi_memory_info 0 44372 NULL +disable_so_bitmap_cpg_ocfs2_super_44373 bitmap_cpg ocfs2_super 0 44373 NULL +disable_so_interval_zd_usb_interrupt_44381 interval zd_usb_interrupt 0 44381 NULL +disable_so_neigh_proc_dointvec_ms_jiffies_fndecl_44384 neigh_proc_dointvec_ms_jiffies fndecl 0 44384 NULL +disable_so_fsl_esai_divisor_cal_fndecl_44386 fsl_esai_divisor_cal fndecl 5-3 44386 NULL +disable_so_sync_single_for_device_dma_map_ops_44393 sync_single_for_device dma_map_ops 2-3 44393 NULL +disable_so_cl_lease_time_nfs_client_44400 cl_lease_time nfs_client 0 44400 NULL +disable_so_asd_get_user_sas_addr_fndecl_44401 asd_get_user_sas_addr fndecl 0 44401 NULL +disable_so_ss_tss_segment_16_44415 ss tss_segment_16 0 44415 NULL +disable_so_ave_beacon_signal_ieee80211_if_managed_44440 ave_beacon_signal ieee80211_if_managed 0 44440 NULL +disable_so_smsc911x_hash_fndecl_44443 smsc911x_hash fndecl 0 44443 NULL +disable_so_flow_hash_from_keys_fndecl_44444 flow_hash_from_keys fndecl 0 44444 NULL +disable_so_addr_vt8231_data_44455 addr vt8231_data 0 44455 NULL +disable_so_drm_fixp_mul_fndecl_44461 drm_fixp_mul fndecl 0-1-2 44461 NULL +disable_so_bind_evtchn_to_cpu_fndecl_44464 bind_evtchn_to_cpu fndecl 2-1 44464 NULL +disable_so_rdma_set_reuseaddr_fndecl_44469 rdma_set_reuseaddr fndecl 0 44469 NULL +disable_so_vx_calc_clock_from_freq_fndecl_44479 vx_calc_clock_from_freq fndecl 0-2 44479 NULL +disable_so_rs_conn_addr_rds_sock_44482 rs_conn_addr rds_sock 0 44482 NULL +disable_so_decode_attr_time_delta_fndecl_44484 decode_attr_time_delta fndecl 0 44484 NULL nohasharray +disable_so_xfs_btree_get_bufs_fndecl_44484 xfs_btree_get_bufs fndecl 3-4 44484 &disable_so_decode_attr_time_delta_fndecl_44484 +disable_so_zd_chip_set_multicast_hash_fndecl_44491 zd_chip_set_multicast_hash fndecl 0 44491 NULL +disable_so_write32_async_rtl_io_44499 write32_async rtl_io 2-3 44499 NULL +disable_so_tcf_hashinfo_init_fndecl_44504 tcf_hashinfo_init fndecl 2 44504 NULL +disable_so_buffer_addr_atl1c_rx_free_desc_44505 buffer_addr atl1c_rx_free_desc 0 44505 NULL +disable_so_rqq_addr_hi_addr_ctrl_blk_44511 rqq_addr_hi addr_ctrl_blk 0 44511 NULL +disable_so_max_pll_spi_speed_pll_clock_map_44513 max_pll_spi_speed pll_clock_map 0 44513 NULL +disable_so_read_addr_qla8xxx_minidump_entry_mux_44516 read_addr qla8xxx_minidump_entry_mux 0 44516 NULL +disable_so_abx500_set_register_interruptible_fndecl_44521 abx500_set_register_interruptible fndecl 0-4 44521 NULL +disable_so_range_startk_var_mtrr_state_44530 range_startk var_mtrr_state 0 44530 NULL +disable_so_dev_idx_sockaddr_nfc_44533 dev_idx sockaddr_nfc 0 44533 NULL +disable_so_query_dv_timings_vivid_dev_44543 query_dv_timings vivid_dev 0 44543 NULL +disable_so_saddr_ircomm_tty_cb_44557 saddr ircomm_tty_cb 0 44557 NULL +disable_so_schedule_delay_balloon_stats_44561 schedule_delay balloon_stats 0 44561 NULL +disable_so___start_cp_addr_fndecl_44569 __start_cp_addr fndecl 0 44569 NULL +disable_so_m41t94_read_time_fndecl_44577 m41t94_read_time fndecl 0 44577 NULL +disable_so_set_pte_vaddr_fndecl_44586 set_pte_vaddr fndecl 1 44586 NULL +disable_so_sctp_getsockopt_peer_addrs_fndecl_44593 sctp_getsockopt_peer_addrs fndecl 0 44593 NULL +disable_so_lu_reset_timeout_iscsi_session_44595 lu_reset_timeout iscsi_session 0 44595 NULL +disable_so_jade_interrupt_fndecl_44602 jade_interrupt fndecl 2 44602 NULL nohasharray +disable_so_ebx_smm_regs_44602 ebx smm_regs 0 44602 &disable_so_jade_interrupt_fndecl_44602 nohasharray +disable_so_nilfs_btree_prepare_insert_fndecl_44602 nilfs_btree_prepare_insert fndecl 0-4 44602 &disable_so_ebx_smm_regs_44602 +disable_so_pcf50633_rtc_read_time_fndecl_44606 pcf50633_rtc_read_time fndecl 0 44606 NULL +disable_so_active_time_evergreen_wm_params_44608 active_time evergreen_wm_params 0 44608 NULL +disable_so_flags_inet6_ifaddr_44611 flags inet6_ifaddr 0 44611 NULL +disable_so_sioaddr_watchdog_data_44614 sioaddr watchdog_data 0 44614 NULL +disable_so_sense_addr_adv_scsi_req_q_44624 sense_addr adv_scsi_req_q 0 44624 NULL +disable_so_maxfrags_snd_pcm_oss_runtime_44625 maxfrags snd_pcm_oss_runtime 0 44625 NULL +disable_so_settle_delay_usecs_ads7846_platform_data_44627 settle_delay_usecs ads7846_platform_data 0 44627 NULL +disable_so_get_random_int_fndecl_44628 get_random_int fndecl 0 44628 NULL +disable_so_ahash_def_finup_finish1_fndecl_44631 ahash_def_finup_finish1 fndecl 0-2 44631 NULL +disable_so_calib_time_b43_lo_calib_44633 calib_time b43_lo_calib 0 44633 NULL +disable_so_timespec_to_jiffies_fndecl_44642 timespec_to_jiffies fndecl 0 44642 NULL +disable_so_secid_netlbl_unlhsh_addr4_44654 secid netlbl_unlhsh_addr4 0 44654 NULL +disable_so_tcp_init_nondata_skb_fndecl_44656 tcp_init_nondata_skb fndecl 2 44656 NULL +disable_so_time_start_nfs_fattr_44666 time_start nfs_fattr 0 44666 NULL +disable_so_nilfs_dev_uuid_show_fndecl_44683 nilfs_dev_uuid_show fndecl 0 44683 NULL +disable_so_prctl_get_tid_address_fndecl_44684 prctl_get_tid_address fndecl 0 44684 NULL +disable_so_rq_addr_t3_wq_44688 rq_addr t3_wq 0 44688 NULL +disable_so_lpfc_max_scsicmpl_time_vardecl_lpfc_attr_c_44694 lpfc_max_scsicmpl_time vardecl_lpfc_attr.c 0 44694 NULL +disable_so_show_guid_fndecl_44695 show_guid fndecl 0 44695 NULL +disable_so_rsi_cmd52writebyte_fndecl_44700 rsi_cmd52writebyte fndecl 0-2-3 44700 NULL +disable_so_rx_rx_timeout_read_fndecl_44710 rx_rx_timeout_read fndecl 3 44710 NULL +disable_so_fw_localtime_wl_fw_status_44711 fw_localtime wl_fw_status 0 44711 NULL +disable_so_sm501_calc_clock_fndecl_44717 sm501_calc_clock fndecl 1-4 44717 NULL +disable_so_address_radio_20xx_regs_44719 address radio_20xx_regs 0 44719 NULL +disable_so_round_jiffies_common_fndecl_44723 round_jiffies_common fndecl 0-2-1 44723 NULL +disable_so_offtime_cbq_class_44730 offtime cbq_class 0 44730 NULL +disable_so_cur_clock_rtsx_pcr_44731 cur_clock rtsx_pcr 0 44731 NULL +disable_so_cik_set_uvd_clocks_fndecl_44739 cik_set_uvd_clocks fndecl 3-2-0 44739 NULL +disable_so_write_reg_sja1000_priv_44741 write_reg sja1000_priv 3 44741 NULL +disable_so_leaf_tail_hfs_btree_44745 leaf_tail hfs_btree 0 44745 NULL +disable_so_ui_ctime_ufs2_inode_44748 ui_ctime ufs2_inode 0 44748 NULL nohasharray +disable_so_addr_it87_data_44748 addr it87_data 0 44748 &disable_so_ui_ctime_ufs2_inode_44748 +disable_so_add_time_xfrm_lifetime_cur_44766 add_time xfrm_lifetime_cur 0 44766 NULL +disable_so_genwqe_debugfs_curr_dbg_uid1_open_fndecl_44769 genwqe_debugfs_curr_dbg_uid1_open fndecl 0 44769 NULL +disable_so_espibug_timeout_sge_44778 espibug_timeout sge 0 44778 NULL +disable_so_buffer_addr_pch_gbe_tx_desc_44790 buffer_addr pch_gbe_tx_desc 0 44790 NULL +disable_so_crypto_shash_init_fndecl_44815 crypto_shash_init fndecl 0 44815 NULL +disable_so_get_evtchn_to_irq_fndecl_44824 get_evtchn_to_irq fndecl 0-1 44824 NULL nohasharray +disable_so_jhash2_fndecl_44824 jhash2 fndecl 0-2-3 44824 &disable_so_get_evtchn_to_irq_fndecl_44824 +disable_so_s_mtime_nilfs_super_block_44839 s_mtime nilfs_super_block 0 44839 NULL +disable_so_nilfs_segctor_last_nongc_write_time_show_fndecl_44843 nilfs_segctor_last_nongc_write_time_show fndecl 0 44843 NULL +disable_so_usec_delay_ixgbe_mbx_info_44850 usec_delay ixgbe_mbx_info 0 44850 NULL +disable_so_ecryptfs_cipher_code_to_string_fndecl_44859 ecryptfs_cipher_code_to_string fndecl 0 44859 NULL +disable_so_ieee802154_hdr_get_addr_fndecl_44863 ieee802154_hdr_get_addr fndecl 0 44863 NULL +disable_so_ecp_write_addr_parport_operations_44867 ecp_write_addr parport_operations 0 44867 NULL +disable_so_mtrr_add_page_fndecl_44881 mtrr_add_page fndecl 1-2 44881 NULL +disable_so_snd_via686_interrupt_fndecl_44897 snd_via686_interrupt fndecl 1 44897 NULL nohasharray +disable_so_minor_hash_dx_hash_info_44897 minor_hash dx_hash_info 0 44897 &disable_so_snd_via686_interrupt_fndecl_44897 +disable_so_i2c_addr_dmi_onboard_device_info_44901 i2c_addr dmi_onboard_device_info 0 44901 NULL +disable_so_tcp_conn_schedule_fndecl_44909 tcp_conn_schedule fndecl 1 44909 NULL nohasharray +disable_so_udelay_fm10k_mbx_info_44909 udelay fm10k_mbx_info 0 44909 &disable_so_tcp_conn_schedule_fndecl_44909 +disable_so_c_timestamp_svc_cacherep_44918 c_timestamp svc_cacherep 0 44918 NULL +disable_so_timeout_mpt2_ioctl_command_44920 timeout mpt2_ioctl_command 0 44920 NULL +disable_so_sk_lingertime_sock_44923 sk_lingertime sock 0 44923 NULL +disable_so_latency_timer_hpp_type0_44929 latency_timer hpp_type0 0 44929 NULL +disable_so_mtime_squashfs_base_inode_44930 mtime squashfs_base_inode 0 44930 NULL +disable_so_rpc_peeraddr_fndecl_44940 rpc_peeraddr fndecl 0-3 44940 NULL +disable_so_dsap_sockaddr_nfc_llcp_44945 dsap sockaddr_nfc_llcp 0 44945 NULL +disable_so_shash_ahash_mcryptd_finup_fndecl_44946 shash_ahash_mcryptd_finup fndecl 0 44946 NULL +disable_so_SiS_SetRegANDOR_fndecl_44947 SiS_SetRegANDOR fndecl 1-2-3-4 44947 NULL +disable_so_cpu_timer_sample_group_fndecl_44962 cpu_timer_sample_group fndecl 1 44962 NULL +disable_so_key_timeout_rpc_authops_44963 key_timeout rpc_authops 0 44963 NULL +disable_so_proc_uid_map_open_fndecl_44967 proc_uid_map_open fndecl 0 44967 NULL +disable_so_spp_pathmtu_sctp_paddrparams_44974 spp_pathmtu sctp_paddrparams 0 44974 NULL +disable_so_b43_radio_write_fndecl_44980 b43_radio_write fndecl 3 44980 NULL +disable_so_level_btree_44981 level btree 0 44981 NULL +disable_so_shift_clocksource_44992 shift clocksource 0 44992 NULL +disable_so_mount_timeout_ceph_options_44999 mount_timeout ceph_options 0 44999 NULL +disable_so_igmp_start_timer_fndecl_45000 igmp_start_timer fndecl 2 45000 NULL +disable_so_force_addr_vardecl_via686a_c_45006 force_addr vardecl_via686a.c 0 45006 NULL +disable_so_ahash_wait_fndecl_45017 ahash_wait fndecl 0-1 45017 NULL +disable_so_acpi_pm_device_sleep_wake_fndecl_45036 acpi_pm_device_sleep_wake fndecl 0 45036 NULL +disable_so_palette_qxl_bitmap_45040 palette qxl_bitmap 0 45040 NULL +disable_so_subdevice_snd_timer_id_45046 subdevice snd_timer_id 0 45046 NULL +disable_so_demod_address_sp887x_config_45051 demod_address sp887x_config 0 45051 NULL +disable_so_end_address_acpi_address_range_45053 end_address acpi_address_range 0 45053 NULL +disable_so_fm_rx_get_band_freq_range_fndecl_45055 fm_rx_get_band_freq_range fndecl 0 45055 NULL +disable_so_tcp_time_wait_fndecl_45056 tcp_time_wait fndecl 3-2 45056 NULL nohasharray +disable_so_mlx4_ib_gen_node_guid_fndecl_45056 mlx4_ib_gen_node_guid fndecl 0 45056 &disable_so_tcp_time_wait_fndecl_45056 +disable_so_gpio_get_value_cansleep_fndecl_45065 gpio_get_value_cansleep fndecl 0-1 45065 NULL +disable_so_max6900_i2c_read_time_fndecl_45069 max6900_i2c_read_time fndecl 0 45069 NULL +disable_so_sys_futimesat_fndecl_45070 sys_futimesat fndecl 1 45070 NULL +disable_so_genwqe_debugfs_prev_dbg_uid2_open_fndecl_45072 genwqe_debugfs_prev_dbg_uid2_open fndecl 0 45072 NULL +disable_so_cmd_attr_register_cpumask_fndecl_45074 cmd_attr_register_cpumask fndecl 0 45074 NULL +disable_so_hdspm_get_aes_sample_rate_fndecl_45076 hdspm_get_aes_sample_rate fndecl 2 45076 NULL +disable_so_set_magic_time_fndecl_45079 set_magic_time fndecl 3-2-1 45079 NULL +disable_so_pci_bus_alloc_from_region_fndecl_45084 pci_bus_alloc_from_region fndecl 5-3-4 45084 NULL +disable_so_set_pending_timer_val_fndecl_45111 set_pending_timer_val fndecl 2 45111 NULL +disable_so_i_ctime_nsec_f2fs_inode_45121 i_ctime_nsec f2fs_inode 0 45121 NULL nohasharray +disable_so_s_mtime_ext3_super_block_45121 s_mtime ext3_super_block 0 45121 &disable_so_i_ctime_nsec_f2fs_inode_45121 +disable_so_inet_csk_reset_keepalive_timer_fndecl_45127 inet_csk_reset_keepalive_timer fndecl 2 45127 NULL +disable_so_x25_addr_ntoa_fndecl_45136 x25_addr_ntoa fndecl 0 45136 NULL +disable_so_ltimeout_ia_vcc_45137 ltimeout ia_vcc 0 45137 NULL +disable_so_high_addr_msgbuf_buf_addr_45142 high_addr msgbuf_buf_addr 0 45142 NULL +disable_so_pit_calibrate_tsc_fndecl_45149 pit_calibrate_tsc fndecl 0-2 45149 NULL +disable_so_fw_dma_addr_sproc_45154 fw_dma_addr sproc 0 45154 NULL +disable_so_addr_lola_bar_45160 addr lola_bar 0 45160 NULL +disable_so_set_normalized_timespec_fndecl_45161 set_normalized_timespec fndecl 2-3 45161 NULL +disable_so_lp8788_show_eoc_time_fndecl_45162 lp8788_show_eoc_time fndecl 0 45162 NULL +disable_so_set_ageing_time_fndecl_45172 set_ageing_time fndecl 2 45172 NULL +disable_so_address_radio_regs_45181 address radio_regs 0 45181 NULL +disable_so_do_set_sock_timeout_fndecl_45197 do_set_sock_timeout fndecl 0-5 45197 NULL +disable_so_bootaddr_mic_device_45198 bootaddr mic_device 0 45198 NULL +disable_so_ext4_max_bitmap_size_fndecl_45201 ext4_max_bitmap_size fndecl 0-1 45201 NULL +disable_so_rapl_compute_time_window_atom_fndecl_45202 rapl_compute_time_window_atom fndecl 0-2 45202 NULL +disable_so_di_atime_nsec_gfs2_dinode_45214 di_atime_nsec gfs2_dinode 0 45214 NULL +disable_so_watchdog_get_timeout_fndecl_45215 watchdog_get_timeout fndecl 0 45215 NULL +disable_so_undertime_tc_cbq_xstats_45217 undertime tc_cbq_xstats 0 45217 NULL +disable_so_trace_clock_fndecl_45219 trace_clock fndecl 0 45219 NULL +disable_so_usb_bulk_msg_fndecl_45230 usb_bulk_msg fndecl 0-4-2-6 45230 NULL +disable_so_clock_es1968_45231 clock es1968 0 45231 NULL +disable_so_fillvaddr_gru_tlb_fault_handle_45245 fillvaddr gru_tlb_fault_handle 0 45245 NULL +disable_so_blocksize_crypto_report_blkcipher_45248 blocksize crypto_report_blkcipher 0 45248 NULL +disable_so_cdc_ncm_store_tx_timer_usecs_fndecl_45252 cdc_ncm_store_tx_timer_usecs fndecl 0-4 45252 NULL +disable_so_uv_nmi_loop_delay_vardecl_uv_nmi_c_45253 uv_nmi_loop_delay vardecl_uv_nmi.c 0 45253 NULL +disable_so_default_timer_slack_ns_task_struct_45261 default_timer_slack_ns task_struct 0 45261 NULL +disable_so_tsc_offset_adjustment_kvm_vcpu_arch_45263 tsc_offset_adjustment kvm_vcpu_arch 0 45263 NULL +disable_so_bf_buf_addr_ath_buf_45279 bf_buf_addr ath_buf 0 45279 NULL +disable_so_xen_clocksource_read_fndecl_45285 xen_clocksource_read fndecl 0 45285 NULL +disable_so_iscsi_nacl_attrib_store_dataout_timeout_fndecl_45292 iscsi_nacl_attrib_store_dataout_timeout fndecl 0-3 45292 NULL +disable_so_r8_kvm_regs_45295 r8 kvm_regs 0 45295 NULL +disable_so_w1_master_attribute_show_timeout_fndecl_45297 w1_master_attribute_show_timeout fndecl 0 45297 NULL +disable_so_uuid_show_fallback_fndecl_45299 uuid_show_fallback fndecl 0 45299 NULL +disable_so_nv04_timer_read_fndecl_45300 nv04_timer_read fndecl 0 45300 NULL +disable_so_write_port_cfg_addr_mvs_dispatch_45302 write_port_cfg_addr mvs_dispatch 2 45302 NULL +disable_so_ixgbevf_check_for_bit_vf_fndecl_45303 ixgbevf_check_for_bit_vf fndecl 2 45303 NULL +disable_so_radio_syn_reserved_addr29_b43_nphy_channeltab_entry_rev3_45310 radio_syn_reserved_addr29 b43_nphy_channeltab_entry_rev3 0 45310 NULL +disable_so_blkcipher_walk_first_fndecl_45312 blkcipher_walk_first fndecl 0 45312 NULL +disable_so_add_interrupt_randomness_fndecl_45315 add_interrupt_randomness fndecl 1-2 45315 NULL +disable_so_lg2160_set_spi_clock_fndecl_45319 lg2160_set_spi_clock fndecl 0 45319 NULL +disable_so_scaled_div32_fndecl_45321 scaled_div32 fndecl 0-1-2 45321 NULL +disable_so_spkt_protocol_sockaddr_pkt_45330 spkt_protocol sockaddr_pkt 0 45330 NULL +disable_so_drain_timeout_xenvif_45332 drain_timeout xenvif 0 45332 NULL +disable_so_sysctl_tcp_fin_timeout_vardecl_45335 sysctl_tcp_fin_timeout vardecl 0 45335 NULL +disable_so_dlm_dump_rsb_hash_fndecl_45352 dlm_dump_rsb_hash fndecl 2 45352 NULL +disable_so_get_idle_time_fndecl_45358 get_idle_time fndecl 1-0 45358 NULL +disable_so_demod_address_ves1x93_config_45359 demod_address ves1x93_config 0 45359 NULL +disable_so_hid_sensor_write_samp_freq_value_fndecl_45374 hid_sensor_write_samp_freq_value fndecl 2-3 45374 NULL +disable_so_tuner_addr_saa7134_dev_45377 tuner_addr saa7134_dev 0 45377 NULL +disable_so_index_ptp_clock_45382 index ptp_clock 0 45382 NULL +disable_so_rbd_dev_v2_header_onetime_fndecl_45386 rbd_dev_v2_header_onetime fndecl 0 45386 NULL +disable_so_xfs_btree_make_block_unfull_fndecl_45388 xfs_btree_make_block_unfull fndecl 3-0 45388 NULL +disable_so_crypto_shash_setkey_fndecl_45392 crypto_shash_setkey fndecl 0-3 45392 NULL +disable_so_seq_devkmsg_user_45410 seq devkmsg_user 0 45410 NULL +disable_so_ad799x_read_frequency_fndecl_45414 ad799x_read_frequency fndecl 0 45414 NULL +disable_so_gid_ceph_mds_reply_inode_45416 gid ceph_mds_reply_inode 0 45416 NULL +disable_so_zl10036_set_frequency_fndecl_45420 zl10036_set_frequency fndecl 2 45420 NULL +disable_so_backlight_duty_cycle_drm_psb_private_45424 backlight_duty_cycle drm_psb_private 0 45424 NULL +disable_so_devm_kvasprintf_fndecl_45431 devm_kvasprintf fndecl 2 45431 NULL +disable_so_nvif_object_wr_fndecl_45438 nvif_object_wr fndecl 4-3 45438 NULL +disable_so_expires_rpc_timer_45444 expires rpc_timer 0 45444 NULL +disable_so_resource_address_pmcraid_config_table_entry_45452 resource_address pmcraid_config_table_entry 0 45452 NULL nohasharray +disable_so_timer_active_bfa_fcdiag_qtest_s_45452 timer_active bfa_fcdiag_qtest_s 0 45452 &disable_so_resource_address_pmcraid_config_table_entry_45452 nohasharray +disable_so_dev_addr_c67x00_td_45452 dev_addr c67x00_td 0 45452 &disable_so_timer_active_bfa_fcdiag_qtest_s_45452 +disable_so_asd_write_reg_word_fndecl_45465 asd_write_reg_word fndecl 2-3 45465 NULL +disable_so_time_started_btrfs_dev_replace_45480 time_started btrfs_dev_replace 0 45480 NULL +disable_so_btrfs_add_delayed_tree_ref_fndecl_45481 btrfs_add_delayed_tree_ref fndecl 0-10-3-4-5-6-7 45481 NULL +disable_so_i2c_addr_fc2580_config_45482 i2c_addr fc2580_config 0 45482 NULL +disable_so_device_missing_delay__MPT_ADAPTER_45485 device_missing_delay _MPT_ADAPTER 0 45485 NULL +disable_so_pdiv_skl_wrpll_params_45498 pdiv skl_wrpll_params 0 45498 NULL +disable_so_fast_RR_timeout_irlap_cb_45499 fast_RR_timeout irlap_cb 0 45499 NULL +disable_so_usb_control_msg_fndecl_45507 usb_control_msg fndecl 8-0-2-9-5-4-6-3 45507 NULL +disable_so_cpu_to_vhost16_fndecl_45510 cpu_to_vhost16 fndecl 2 45510 NULL +disable_so_vma_interval_tree_compute_subtree_last_fndecl_45515 vma_interval_tree_compute_subtree_last fndecl 0 45515 NULL +disable_so_paddr_mwifiex_evt_buf_desc_45527 paddr mwifiex_evt_buf_desc 0 45527 NULL nohasharray +disable_so_saddr_lap_cb_45527 saddr lap_cb 0 45527 &disable_so_paddr_mwifiex_evt_buf_desc_45527 +disable_so_nilfs_btree_find_target_v_fndecl_45528 nilfs_btree_find_target_v fndecl 0-3 45528 NULL +disable_so_pagf_btreeblks_xfs_perag_45534 pagf_btreeblks xfs_perag 0 45534 NULL +disable_so_reestablish_timeout_rpc_xprt_45538 reestablish_timeout rpc_xprt 0 45538 NULL +disable_so_show_falltime_fndecl_45545 show_falltime fndecl 0 45545 NULL +disable_so_tl_time_tcon_link_45553 tl_time tcon_link 0 45553 NULL nohasharray +disable_so_address_ips_sglist_45553 address ips_sglist 0 45553 &disable_so_tl_time_tcon_link_45553 +disable_so_phy_address_bcmgenet_platform_data_45558 phy_address bcmgenet_platform_data 0 45558 NULL +disable_so_seq_kern_ipc_perm_45559 seq kern_ipc_perm 0 45559 NULL +disable_so_verify_cpufreq_driver_45564 verify cpufreq_driver 0 45564 NULL +disable_so_mcp795_set_time_fndecl_45573 mcp795_set_time fndecl 0 45573 NULL +disable_so_sw_beacon_response_time_ath9k_ops_config_45576 sw_beacon_response_time ath9k_ops_config 0 45576 NULL +disable_so_postsleep_min_us_mmc_ioc_cmd_45584 postsleep_min_us mmc_ioc_cmd 0 45584 NULL +disable_so_write_reg_c_can_priv_45594 write_reg c_can_priv 3 45594 NULL +disable_so_first_frag_time_prism2_frag_entry_45596 first_frag_time prism2_frag_entry 0 45596 NULL +disable_so_rsa_init_fndecl_45605 rsa_init fndecl 0 45605 NULL +disable_so_laddr_c2wr_ae_active_connect_results_45607 laddr c2wr_ae_active_connect_results 0 45607 NULL nohasharray +disable_so_base_kvm_mtrr_range_45607 base kvm_mtrr_range 0 45607 &disable_so_laddr_c2wr_ae_active_connect_results_45607 +disable_so_readfreq_si476x_rsq_status_report_45610 readfreq si476x_rsq_status_report 0 45610 NULL +disable_so_gss_krb5_aes_encrypt_fndecl_45613 gss_krb5_aes_encrypt fndecl 0-2 45613 NULL +disable_so_igmp_ifc_start_timer_fndecl_45616 igmp_ifc_start_timer fndecl 2 45616 NULL +disable_so_usb_addr_u132_endp_45622 usb_addr u132_endp 0 45622 NULL +disable_so_manage_tempaddrs_fndecl_45628 manage_tempaddrs fndecl 3-4-6 45628 NULL +disable_so_win_mask_latch_addr_flash_info_45634 win_mask latch_addr_flash_info 0 45634 NULL +disable_so_tx_delay_rk_priv_data_45645 tx_delay rk_priv_data 0 45645 NULL +disable_so_addr_high_viafb_vx855_dma_descr_45656 addr_high viafb_vx855_dma_descr 0 45656 NULL +disable_so_snd_asihpi_tuner_freq_info_fndecl_45664 snd_asihpi_tuner_freq_info fndecl 0 45664 NULL +disable_so_spt_assoc_id_sctp_paddrthlds_45665 spt_assoc_id sctp_paddrthlds 0 45665 NULL +disable_so_xtfpga_i2s_runtime_resume_fndecl_45670 xtfpga_i2s_runtime_resume fndecl 0 45670 NULL +disable_so_T44_address_mxt_data_45677 T44_address mxt_data 0 45677 NULL +disable_so_crypto_cbc_encrypt_fndecl_45683 crypto_cbc_encrypt fndecl 0-4 45683 NULL +disable_so_clockrate_ath_common_45695 clockrate ath_common 0 45695 NULL +disable_so_wakeup_timer_p54_common_45703 wakeup_timer p54_common 0 45703 NULL +disable_so_regulator_set_voltage_time_fndecl_45707 regulator_set_voltage_time fndecl 0 45707 NULL +disable_so_i2c_addr_isl6405_45720 i2c_addr isl6405 0 45720 NULL +disable_so_allocate_va_range_i915_address_space_45728 allocate_va_range i915_address_space 2-3 45728 NULL +disable_so_lx_interrupt_test_ack_fndecl_45736 lx_interrupt_test_ack fndecl 0 45736 NULL +disable_so_set_msr_mce_fndecl_45738 set_msr_mce fndecl 3 45738 NULL +disable_so_ircomm_tty_start_watchdog_timer_fndecl_45741 ircomm_tty_start_watchdog_timer fndecl 2 45741 NULL +disable_so_mount_time_nfs_server_45742 mount_time nfs_server 0 45742 NULL +disable_so_padata_cpu_hash_fndecl_45743 padata_cpu_hash fndecl 0 45743 NULL +disable_so_mtime_sec_ubifs_ino_node_45747 mtime_sec ubifs_ino_node 0 45747 NULL nohasharray +disable_so_f1x_map_sysaddr_to_csrow_fndecl_45747 f1x_map_sysaddr_to_csrow fndecl 2 45747 &disable_so_mtime_sec_ubifs_ino_node_45747 +disable_so_set_static_address_fndecl_45752 set_static_address fndecl 0 45752 NULL +disable_so_cmos_interrupt_fndecl_45753 cmos_interrupt fndecl 1 45753 NULL +disable_so_addr_buffer_rcv_desc_45761 addr_buffer rcv_desc 0 45761 NULL +disable_so_leddc_off_time_ssb_sprom_45764 leddc_off_time ssb_sprom 0 45764 NULL +disable_so_ext4_page_crypto_fndecl_45770 ext4_page_crypto fndecl 4 45770 NULL +disable_so_dqb_itime_if_dqblk_45773 dqb_itime if_dqblk 0 45773 NULL +disable_so_addr_nvme_user_io_45777 addr nvme_user_io 0 45777 NULL +disable_so_split_timeout_jiffies_fw_card_45779 split_timeout_jiffies fw_card 0 45779 NULL +disable_so_buf_addr_mlx4_ib_create_qp_45781 buf_addr mlx4_ib_create_qp 0 45781 NULL +disable_so_dax_get_addr_fndecl_45788 dax_get_addr fndecl 0-3 45788 NULL +disable_so_select_addr_qla8044_minidump_entry_pollrd_45815 select_addr qla8044_minidump_entry_pollrd 0 45815 NULL nohasharray +disable_so_sis190_get_mac_addr_from_eeprom_fndecl_45815 sis190_get_mac_addr_from_eeprom fndecl 0 45815 &disable_so_select_addr_qla8044_minidump_entry_pollrd_45815 +disable_so_hwt_wait_time_fndecl_45826 hwt_wait_time fndecl 2 45826 NULL +disable_so_j_timestamp_reiserfs_journal_list_45839 j_timestamp reiserfs_journal_list 0 45839 NULL +disable_so_kxcjk1013_setup_new_data_interrupt_fndecl_45841 kxcjk1013_setup_new_data_interrupt fndecl 0 45841 NULL +disable_so_c2_add_addr_fndecl_45842 c2_add_addr fndecl 2-3 45842 NULL +disable_so_saddr_ip_tunnel_dst_45850 saddr ip_tunnel_dst 0 45850 NULL +disable_so_timeout_cdrom_generic_command_45854 timeout cdrom_generic_command 0 45854 NULL +disable_so_tdm_delay_aic3x_priv_45859 tdm_delay aic3x_priv 0 45859 NULL +disable_so_toshiba_usb_sleep_charge_get_fndecl_45863 toshiba_usb_sleep_charge_get fndecl 0 45863 NULL +disable_so_acpi_subsys_runtime_resume_fndecl_45871 acpi_subsys_runtime_resume fndecl 0 45871 NULL +disable_so_azx_command_addr_fndecl_45877 azx_command_addr fndecl 0-1 45877 NULL +disable_so_node_guid_ib_device_45878 node_guid ib_device 0 45878 NULL +disable_so_time_unit_rapl_package_45880 time_unit rapl_package 0 45880 NULL +disable_so_bw_timer_intel_dsi_45883 bw_timer intel_dsi 0 45883 NULL nohasharray +disable_so_sys_signalfd4_fndecl_45883 sys_signalfd4 fndecl 4 45883 &disable_so_bw_timer_intel_dsi_45883 +disable_so_addr_st_ss_sgitem_45905 addr st_ss_sgitem 0 45905 NULL +disable_so_setlightfreq_fndecl_45914 setlightfreq fndecl 2 45914 NULL +disable_so_sis_ata33_program_udma_timings_fndecl_45916 sis_ata33_program_udma_timings fndecl 2 45916 NULL nohasharray +disable_so_str2hashbuf_fndecl_45916 str2hashbuf fndecl 2 45916 &disable_so_sis_ata33_program_udma_timings_fndecl_45916 +disable_so_presentation_position_register_address_sst_hsw_ipc_stream_alloc_reply_45919 presentation_position_register_address sst_hsw_ipc_stream_alloc_reply 0 45919 NULL +disable_so_dbm_antsignal_hostap_radiotap_rx_45933 dbm_antsignal hostap_radiotap_rx 0 45933 NULL +disable_so_time_s5m_rtc_reg_config_45934 time s5m_rtc_reg_config 0 45934 NULL +disable_so_gro_flush_timeout_show_fndecl_45944 gro_flush_timeout_show fndecl 0 45944 NULL +disable_so_suid_dumpable_vardecl_45948 suid_dumpable vardecl 0 45948 NULL +disable_so_sel_addr___pollrd_45957 sel_addr __pollrd 0 45957 NULL +disable_so_st_atime_nsec_stat_45960 st_atime_nsec stat 0 45960 NULL +disable_so_mb862xx_i2c_do_address_fndecl_45962 mb862xx_i2c_do_address fndecl 2 45962 NULL nohasharray +disable_so_radeon_atom_set_engine_dram_timings_fndecl_45962 radeon_atom_set_engine_dram_timings fndecl 2-3 45962 &disable_so_mb862xx_i2c_do_address_fndecl_45962 +disable_so_last_rx_signal_sta_info_45967 last_rx_signal sta_info 0 45967 NULL +disable_so_current_frequency_lgdt330x_state_45968 current_frequency lgdt330x_state 0 45968 NULL +disable_so_gpu_addr_radeon_semaphore_45975 gpu_addr radeon_semaphore 0 45975 NULL +disable_so_hello_time_net_bridge_45982 hello_time net_bridge 0 45982 NULL +disable_so_suspend_time_ipw2100_priv_45995 suspend_time ipw2100_priv 0 45995 NULL +disable_so_mtime_nsec_ubifs_ino_node_46001 mtime_nsec ubifs_ino_node 0 46001 NULL +disable_so_group_cipher_suite_atmel_private_46009 group_cipher_suite atmel_private 0 46009 NULL +disable_so_fw_hash_fndecl_46017 fw_hash fndecl 0-1 46017 NULL +disable_so_dualwatch_jiffies_cx18_46022 dualwatch_jiffies cx18 0 46022 NULL nohasharray +disable_so_ufs_set_inode_gid_fndecl_46022 ufs_set_inode_gid fndecl 3 46022 &disable_so_dualwatch_jiffies_cx18_46022 +disable_so_hw_ptr_snd_rawmidi_runtime_46024 hw_ptr snd_rawmidi_runtime 0 46024 NULL +disable_so_erst_exec_set_dst_address_base_fndecl_46025 erst_exec_set_dst_address_base fndecl 0 46025 NULL +disable_so_port_expander_addr_mxl111sf_state_46026 port_expander_addr mxl111sf_state 0 46026 NULL +disable_so_tea5764_set_freq_fndecl_46030 tea5764_set_freq fndecl 2 46030 NULL +disable_so_timestamp_nfs4_delegreturndata_46035 timestamp nfs4_delegreturndata 0 46035 NULL +disable_so_crypto_blkcipher_encrypt_fndecl_46038 crypto_blkcipher_encrypt fndecl 0-4 46038 NULL +disable_so_sd_set_timing_fndecl_46047 sd_set_timing fndecl 0 46047 NULL +disable_so_eflags_user_regs_struct32_46056 eflags user_regs_struct32 0 46056 NULL nohasharray +disable_so_set_wqe_64bit_value_fndecl_46056 set_wqe_64bit_value fndecl 3 46056 &disable_so_eflags_user_regs_struct32_46056 +disable_so_crypto_cbc_encrypt_segment_fndecl_46064 crypto_cbc_encrypt_segment fndecl 0 46064 NULL +disable_so_f_bavail_kstatfs_46066 f_bavail kstatfs 0 46066 NULL +disable_so_inet6_dump_ifacaddr_fndecl_46071 inet6_dump_ifacaddr fndecl 0 46071 NULL +disable_so_dma_addr_ipw_rx_mem_buffer_46073 dma_addr ipw_rx_mem_buffer 0 46073 NULL +disable_so_rfkill_last_scheduled_vardecl_input_c_46074 rfkill_last_scheduled vardecl_input.c 0 46074 NULL +disable_so_dma_addr_ntb_transport_mw_46085 dma_addr ntb_transport_mw 0 46085 NULL +disable_so_qce_ahash_init_fndecl_46087 qce_ahash_init fndecl 0 46087 NULL +disable_so_lambda_fll_div_46091 lambda fll_div 0 46091 NULL +disable_so_amd_iommu_enable_interrupts_fndecl_46110 amd_iommu_enable_interrupts fndecl 0 46110 NULL +disable_so_pineview_clock_fndecl_46122 pineview_clock fndecl 1 46122 NULL +disable_so_aes_set_key_common_fndecl_46123 aes_set_key_common fndecl 0-4 46123 NULL +disable_so_max_dwell_time_active_long_conf_scan_settings_46124 max_dwell_time_active_long conf_scan_settings 0 46124 NULL nohasharray +disable_so_clock_khz_sym_hcb_46124 clock_khz sym_hcb 0 46124 &disable_so_max_dwell_time_active_long_conf_scan_settings_46124 +disable_so_mrp_periodic_time_vardecl_mrp_c_46127 mrp_periodic_time vardecl_mrp.c 0 46127 NULL +disable_so_mlx5_query_hca_vport_node_guid_fndecl_46128 mlx5_query_hca_vport_node_guid fndecl 0 46128 NULL +disable_so_xfs_kgid_to_gid_fndecl_46136 xfs_kgid_to_gid fndecl 0 46136 NULL +disable_so_ata_msleep_fndecl_46137 ata_msleep fndecl 2 46137 NULL +disable_so_ccp_sha_init_fndecl_46144 ccp_sha_init fndecl 0 46144 NULL +disable_so___mv88e6xxx_write_addr_fndecl_46145 __mv88e6xxx_write_addr fndecl 0 46145 NULL +disable_so_wdt_set_time_fndecl_46151 wdt_set_time fndecl 1-0 46151 NULL +disable_so_first_above_time_codel_vars_46152 first_above_time codel_vars 0 46152 NULL +disable_so_extclk_freq_max8649_platform_data_46157 extclk_freq max8649_platform_data 0 46157 NULL +disable_so_init_clocksource_sysfs_fndecl_46161 init_clocksource_sysfs fndecl 0 46161 NULL +disable_so_escape_clk_div_intel_dsi_46167 escape_clk_div intel_dsi 0 46167 NULL +disable_so_l2cap_sock_get_sndtimeo_cb_fndecl_46168 l2cap_sock_get_sndtimeo_cb fndecl 0 46168 NULL +disable_so_ebx_tss_segment_32_46181 ebx tss_segment_32 0 46181 NULL +disable_so_freq_in_rule_band_fndecl_46182 freq_in_rule_band fndecl 2 46182 NULL +disable_so_get_signal_to_noise_fndecl_46189 get_signal_to_noise fndecl 0 46189 NULL +disable_so_bitmap_parse_user_fndecl_46193 bitmap_parse_user fndecl 0-2-4 46193 NULL +disable_so_queue_delayed_work_fndecl_46205 queue_delayed_work fndecl 3 46205 NULL +disable_so_phy_addr_adf_admin_comms_46206 phy_addr adf_admin_comms 0 46206 NULL nohasharray +disable_so_hblank_lo_detailed_pixel_timing_46206 hblank_lo detailed_pixel_timing 0 46206 &disable_so_phy_addr_adf_admin_comms_46206 +disable_so_delay_time_NvRamType_46210 delay_time NvRamType 0 46210 NULL +disable_so_subtree_max_end_memtype_46217 subtree_max_end memtype 0 46217 NULL +disable_so_i_gid_ext3_inode_46225 i_gid ext3_inode 0 46225 NULL +disable_so_dma_addr_rx_sw_desc_46234 dma_addr rx_sw_desc 0 46234 NULL +disable_so_smsc_phy_ack_interrupt_fndecl_46236 smsc_phy_ack_interrupt fndecl 0 46236 NULL +disable_so_crypto_ctr_setkey_fndecl_46238 crypto_ctr_setkey fndecl 0-3 46238 NULL +disable_so_ap_beacon_time_iwl_mvm_vif_46241 ap_beacon_time iwl_mvm_vif 0 46241 NULL +disable_so_phy_addr_base_niu_phy_template_46243 phy_addr_base niu_phy_template 0 46243 NULL +disable_so_dev_getbyhwaddr_rcu_fndecl_46248 dev_getbyhwaddr_rcu fndecl 2 46248 NULL +disable_so_delay_time_vardecl_pcnet_cs_c_46250 delay_time vardecl_pcnet_cs.c 0 46250 NULL +disable_so_from_hash_fndecl_46264 from_hash fndecl 0-1 46264 NULL +disable_so_lapic_timer_frequency_vardecl_46265 lapic_timer_frequency vardecl 0 46265 NULL +disable_so_cs35l32_runtime_resume_fndecl_46274 cs35l32_runtime_resume fndecl 0 46274 NULL +disable_so_clock_high_l3_pins_46276 clock_high l3_pins 0 46276 NULL +disable_so_snd_opl3_timer2_init_fndecl_46281 snd_opl3_timer2_init fndecl 0-2 46281 NULL +disable_so_demod_address_mb86a16_config_46282 demod_address mb86a16_config 0 46282 NULL +disable_so_atime_fuse_attr_46283 atime fuse_attr 0 46283 NULL +disable_so_blink_time_wm831x_status_46292 blink_time wm831x_status 0 46292 NULL +disable_so_dm_btree_insert_notify_fndecl_46297 dm_btree_insert_notify fndecl 0-2 46297 NULL +disable_so__rtl92c_signal_scale_mapping_fndecl_46298 _rtl92c_signal_scale_mapping fndecl 0-2 46298 NULL +disable_so_usb_port_runtime_suspend_fndecl_46299 usb_port_runtime_suspend fndecl 0 46299 NULL +disable_so___bitmap_start_sync_fndecl_46300 __bitmap_start_sync fndecl 2-4 46300 NULL +disable_so_ep_timeout_secs_vardecl_cm_c_46302 ep_timeout_secs vardecl_cm.c 0 46302 NULL +disable_so_prop_seg_can_bittiming_46312 prop_seg can_bittiming 0 46312 NULL +disable_so_signalstrength_rtl_stats_46320 signalstrength rtl_stats 0 46320 NULL +disable_so_xpc_hb_check_timeout_vardecl_xpc_main_c_46327 xpc_hb_check_timeout vardecl_xpc_main.c 0 46327 NULL +disable_so_creation_time_se_dev_entry_46338 creation_time se_dev_entry 0 46338 NULL +disable_so_ene_set_tx_duty_cycle_fndecl_46344 ene_set_tx_duty_cycle fndecl 2 46344 NULL +disable_so_atimensec_fuse_setattr_in_46351 atimensec fuse_setattr_in 0 46351 NULL +disable_so_ip_mce_46362 ip mce 0 46362 NULL +disable_so_ntfs_bitmap_clear_run_fndecl_46364 ntfs_bitmap_clear_run fndecl 2-3 46364 NULL +disable_so_ds1286_read_time_fndecl_46365 ds1286_read_time fndecl 0 46365 NULL +disable_so_sd_uid_stat_data_v1_46367 sd_uid stat_data_v1 0 46367 NULL +disable_so_bfa_fcs_lport_ns_sm_gid_ft_fndecl_46369 bfa_fcs_lport_ns_sm_gid_ft fndecl 2 46369 NULL +disable_so_address_usb_ep_46374 address usb_ep 0 46374 NULL +disable_so_txctl_measured_time_b43_txpower_lo_control_46377 txctl_measured_time b43_txpower_lo_control 0 46377 NULL +disable_so_gru_start_paddr_vardecl_46378 gru_start_paddr vardecl 0 46378 NULL +disable_so_second_timestamp_46379 second timestamp 0 46379 NULL +disable_so_code_acpi_signal_fatal_info_46389 code acpi_signal_fatal_info 0 46389 NULL +disable_so_cpu_hrtimer_cpu_base_46390 cpu hrtimer_cpu_base 0 46390 NULL +disable_so_bcma_chipco_watchdog_timer_set_wdt_fndecl_46396 bcma_chipco_watchdog_timer_set_wdt fndecl 2-0 46396 NULL +disable_so_check_intr_schedule_fndecl_46403 check_intr_schedule fndecl 2-3-0 46403 NULL +disable_so_start_mtrr_iter_46427 start mtrr_iter 0 46427 NULL +disable_so_cp_hqd_pq_wptr_poll_addr_hqd_registers_46430 cp_hqd_pq_wptr_poll_addr hqd_registers 0 46430 NULL +disable_so_irlap_start_final_timer_fndecl_46431 irlap_start_final_timer fndecl 2 46431 NULL +disable_so_tuner_pll_address_budget_ci_46436 tuner_pll_address budget_ci 0 46436 NULL +disable_so_mmc35240_get_samp_freq_index_fndecl_46439 mmc35240_get_samp_freq_index fndecl 0 46439 NULL +disable_so_addr_qat_alg_buf_46445 addr qat_alg_buf 0 46445 NULL +disable_so_set_ifa_lifetime_fndecl_46447 set_ifa_lifetime fndecl 3-2 46447 NULL +disable_so_crypto_authenc_module_init_fndecl_46455 crypto_authenc_module_init fndecl 0 46455 NULL +disable_so_start_fw_address_region_46456 start fw_address_region 0 46456 NULL +disable_so_snd_seq_queue_timer_open_fndecl_46460 snd_seq_queue_timer_open fndecl 1 46460 NULL +disable_so_rt_mutex_lock_interruptible_fndecl_46473 rt_mutex_lock_interruptible fndecl 0 46473 NULL +disable_so_link_set_timer_fndecl_46475 link_set_timer fndecl 2 46475 NULL +disable_so_pci_bus_check_dev_fndecl_46486 pci_bus_check_dev fndecl 2 46486 NULL +disable_so_header_dma_addr_tso_state_46489 header_dma_addr tso_state 0 46489 NULL +disable_so_get_frequency_dvb_tuner_ops_46496 get_frequency dvb_tuner_ops 0 46496 NULL +disable_so_eth_prepare_mac_addr_change_fndecl_46501 eth_prepare_mac_addr_change fndecl 0 46501 NULL +disable_so_nfs_direct_write_schedule_iovec_fndecl_46504 nfs_direct_write_schedule_iovec fndecl 0-3 46504 NULL +disable_so_sib_sid_mask_sockaddr_ib_46511 sib_sid_mask sockaddr_ib 0 46511 NULL +disable_so_gc_upcall_timestamp_gss_cred_46522 gc_upcall_timestamp gss_cred 0 46522 NULL +disable_so_zd_iowrite32a_fndecl_46529 zd_iowrite32a fndecl 0-3 46529 NULL +disable_so_btrfs_delayed_item_reserve_metadata_fndecl_46535 btrfs_delayed_item_reserve_metadata fndecl 0 46535 NULL +disable_so_qi_btimelimit_xfs_quotainfo_46536 qi_btimelimit xfs_quotainfo 0 46536 NULL +disable_so_tick_do_timer_cpu_vardecl_46549 tick_do_timer_cpu vardecl 0 46549 NULL +disable_so_dma_addr_rsxx_cs_buffer_46558 dma_addr rsxx_cs_buffer 0 46558 NULL +disable_so_niu_set_hash_opts_fndecl_46560 niu_set_hash_opts fndecl 0 46560 NULL +disable_so_ext_start_addr_i740fb_par_46564 ext_start_addr i740fb_par 0 46564 NULL nohasharray +disable_so_s5h1420_setfreqoffset_fndecl_46564 s5h1420_setfreqoffset fndecl 2 46564 &disable_so_ext_start_addr_i740fb_par_46564 +disable_so_find_first_zero_bit_fndecl_46567 find_first_zero_bit fndecl 0-2 46567 NULL +disable_so_ahd_print_register_fndecl_46568 ahd_print_register fndecl 5 46568 NULL +disable_so_uid_autofs_v5_packet_46569 uid autofs_v5_packet 0 46569 NULL nohasharray +disable_so_btrfs_find_delayed_ref_head_fndecl_46569 btrfs_find_delayed_ref_head fndecl 2 46569 &disable_so_uid_autofs_v5_packet_46569 +disable_so_beacon_time_stamp_iwl_rx_phy_res_46571 beacon_time_stamp iwl_rx_phy_res 0 46571 NULL +disable_so_file_update_time_fndecl_46572 file_update_time fndecl 0 46572 NULL nohasharray +disable_so_mlx4_bitmap_avail_fndecl_46572 mlx4_bitmap_avail fndecl 0 46572 &disable_so_file_update_time_fndecl_46572 +disable_so_lbase_mtrr_value_46577 lbase mtrr_value 0 46577 NULL +disable_so_frame_bits_snd_pcm_runtime_46580 frame_bits snd_pcm_runtime 0 46580 NULL +disable_so_mtrr_write_fndecl_46581 mtrr_write fndecl 3 46581 NULL +disable_so_dm_btree_find_key_fndecl_46584 dm_btree_find_key fndecl 0-2 46584 NULL +disable_so_timekeeping_set_tai_offset_fndecl_46587 timekeeping_set_tai_offset fndecl 1 46587 NULL +disable_so_di_tss_segment_16_46594 di tss_segment_16 0 46594 NULL +disable_so_tda10071_read_signal_strength_fndecl_46598 tda10071_read_signal_strength fndecl 0 46598 NULL +disable_so___ipv6_addr_diff64_fndecl_46599 __ipv6_addr_diff64 fndecl 0 46599 NULL +disable_so_ieee80211_runtime_change_iftype_fndecl_46603 ieee80211_runtime_change_iftype fndecl 0 46603 NULL +disable_so_get_cpu_idle_time_fndecl_46620 get_cpu_idle_time fndecl 1-0 46620 NULL +disable_so_max6900_i2c_set_time_fndecl_46626 max6900_i2c_set_time fndecl 0 46626 NULL nohasharray +disable_so_sha1_ctx_mgr_submit_fndecl_46626 sha1_ctx_mgr_submit fndecl 4 46626 &disable_so_max6900_i2c_set_time_fndecl_46626 +disable_so_effective_len_mlx4_bitmap_46628 effective_len mlx4_bitmap 0 46628 NULL +disable_so_hours_v4l2_timecode_46630 hours v4l2_timecode 0 46630 NULL +disable_so_vivid_video_s_frequency_fndecl_46635 vivid_video_s_frequency fndecl 0 46635 NULL +disable_so_rtpm_active_time_show_fndecl_46638 rtpm_active_time_show fndecl 0 46638 NULL +disable_so___hw_addr_del_fndecl_46652 __hw_addr_del fndecl 0-3 46652 NULL +disable_so_lp8788_select_buck_vout_addr_fndecl_46658 lp8788_select_buck_vout_addr fndecl 0-2 46658 NULL +disable_so___flow_hash_from_keys_fndecl_46659 __flow_hash_from_keys fndecl 0 46659 NULL +disable_so_addrconf_prefix_route_fndecl_46665 addrconf_prefix_route fndecl 2 46665 NULL +disable_so_bmg160_runtime_resume_fndecl_46671 bmg160_runtime_resume fndecl 0 46671 NULL +disable_so_msg_ctime_msqid64_ds_46672 msg_ctime msqid64_ds 0 46672 NULL +disable_so_pvclock_scale_delta_fndecl_46676 pvclock_scale_delta fndecl 0 46676 NULL +disable_so_rtsx_usb_switch_clock_fndecl_46677 rtsx_usb_switch_clock fndecl 3-2-0 46677 NULL +disable_so_kstrtouint_fndecl_46682 kstrtouint fndecl 0 46682 NULL +disable_so_read_addr_qla82xx_md_entry_queue_46684 read_addr qla82xx_md_entry_queue 0 46684 NULL +disable_so_depth_blk_align_bitmap_46713 depth blk_align_bitmap 0 46713 NULL +disable_so_sysctl_aarp_resolve_time_vardecl_46714 sysctl_aarp_resolve_time vardecl 0 46714 NULL nohasharray +disable_so_zd_iowrite16_locked_fndecl_46714 zd_iowrite16_locked fndecl 0 46714 &disable_so_sysctl_aarp_resolve_time_vardecl_46714 +disable_so_rio_addr_tsi721_tx_desc_46721 rio_addr tsi721_tx_desc 0 46721 NULL +disable_so_addr_mv_sg_46722 addr mv_sg 0 46722 NULL +disable_so_plat_get_static_power_cpufreq_cooling_device_46723 plat_get_static_power cpufreq_cooling_device 3 46723 NULL +disable_so_ebitmap_get_bit_fndecl_46726 ebitmap_get_bit fndecl 2 46726 NULL +disable_so_st_mtime_compat_stat_46734 st_mtime compat_stat 0 46734 NULL +disable_so_fw_core_add_address_handler_fndecl_46736 fw_core_add_address_handler fndecl 0 46736 NULL +disable_so_spc_timelimit_qc_type_state_46739 spc_timelimit qc_type_state 0 46739 NULL +disable_so_tcp_v4_md5_hash_pseudoheader_fndecl_46749 tcp_v4_md5_hash_pseudoheader fndecl 4 46749 NULL +disable_so_bfa_get_log_time_fndecl_46750 bfa_get_log_time fndecl 0 46750 NULL +disable_so_ghash_async_final_fndecl_46752 ghash_async_final fndecl 0 46752 NULL +disable_so_sadb_address_proto_sadb_address_46755 sadb_address_proto sadb_address 0 46755 NULL +disable_so_hard_use_expires_seconds_xfrm_lifetime_cfg_46763 hard_use_expires_seconds xfrm_lifetime_cfg 0 46763 NULL nohasharray +disable_so_addrtype_mt_init_fndecl_46763 addrtype_mt_init fndecl 0 46763 &disable_so_hard_use_expires_seconds_xfrm_lifetime_cfg_46763 +disable_so_ipv6_addr_label_init_fndecl_46770 ipv6_addr_label_init fndecl 0 46770 NULL +disable_so_nbytes_ccp_sha_req_ctx_46772 nbytes ccp_sha_req_ctx 0 46772 NULL +disable_so_dr_addr_qla4_83xx_quad_entry_46781 dr_addr qla4_83xx_quad_entry 0 46781 NULL +disable_so_s_csaddr_ufs_sb_private_info_46789 s_csaddr ufs_sb_private_info 0 46789 NULL +disable_so_ubi_eba_atomic_leb_change_fndecl_46792 ubi_eba_atomic_leb_change fndecl 0 46792 NULL +disable_so_qce_crypto_driver_init_fndecl_46810 qce_crypto_driver_init fndecl 0 46810 NULL +disable_so_uuid_tree_generation_btrfs_super_block_46815 uuid_tree_generation btrfs_super_block 0 46815 NULL +disable_so_panel_pwr_delay_radeon_encoder_lvds_46816 panel_pwr_delay radeon_encoder_lvds 0 46816 NULL +disable_so_lambda__fll_div_46826 lambda _fll_div 0 46826 NULL +disable_so_pre_div__pll_div_46827 pre_div _pll_div 0 46827 NULL +disable_so_paging32_walk_addr_generic_fndecl_46828 paging32_walk_addr_generic fndecl 4-5 46828 NULL +disable_so_timeout_brcmf_btcoex_info_46840 timeout brcmf_btcoex_info 0 46840 NULL +disable_so_toshiba_sleep_functions_status_set_fndecl_46848 toshiba_sleep_functions_status_set fndecl 0 46848 NULL +disable_so_i_gid_exofs_fcb_46849 i_gid exofs_fcb 0 46849 NULL +disable_so_mounted_uid_compat_ncp_fs_info_v2_46851 mounted_uid compat_ncp_fs_info_v2 0 46851 NULL +disable_so_ecryptfs_process_key_cipher_fndecl_46863 ecryptfs_process_key_cipher fndecl 0 46863 NULL +disable_so_tuner_address_stb6100_config_46865 tuner_address stb6100_config 0 46865 NULL +disable_so_clk_div_ti_tscadc_dev_46872 clk_div ti_tscadc_dev 0 46872 NULL +disable_so_last_change_time_lpfc_nodelist_46878 last_change_time lpfc_nodelist 0 46878 NULL +disable_so_addr_mthca_catas_err_46893 addr mthca_catas_err 0 46893 NULL +disable_so_card_snd_timer_ginfo_46895 card snd_timer_ginfo 0 46895 NULL +disable_so_svm_set_tsc_khz_fndecl_46900 svm_set_tsc_khz fndecl 2 46900 NULL +disable_so_buffer_addr_atl1c_tpd_desc_46908 buffer_addr atl1c_tpd_desc 0 46908 NULL +disable_so_last_expires_snd_timer_system_private_46917 last_expires snd_timer_system_private 0 46917 NULL +disable_so___arch_hweight16_fndecl_46932 __arch_hweight16 fndecl 0-1 46932 NULL +disable_so_clockevent_delta2ns_fndecl_46934 clockevent_delta2ns fndecl 1-0 46934 NULL +disable_so_addr_PVSCSISGElement_46942 addr PVSCSISGElement 0 46942 NULL nohasharray +disable_so_bg_inode_bitmap_hi_ext4_group_desc_46942 bg_inode_bitmap_hi ext4_group_desc 0 46942 &disable_so_addr_PVSCSISGElement_46942 +disable_so_ai_clkctl_fast_pwrup_delay_fndecl_46950 ai_clkctl_fast_pwrup_delay fndecl 0 46950 NULL +disable_so_demod_address_mb86a20s_config_46954 demod_address mb86a20s_config 0 46954 NULL +disable_so_ebitmap_set_bit_fndecl_46955 ebitmap_set_bit fndecl 0-2 46955 NULL +disable_so_set_eth_addr_fndecl_46958 set_eth_addr fndecl 0 46958 NULL +disable_so_ghash_async_setkey_fndecl_46962 ghash_async_setkey fndecl 0-3 46962 NULL +disable_so_hid_time_platform_driver_init_fndecl_46963 hid_time_platform_driver_init fndecl 0 46963 NULL +disable_so_ad9523_set_clock_provider_fndecl_46979 ad9523_set_clock_provider fndecl 2-0-3 46979 NULL +disable_so_pbl_addr_tpt_attributes_46980 pbl_addr tpt_attributes 0 46980 NULL +disable_so_ts_dev_1_peak_time_ref_46981 ts_dev_1 peak_time_ref 0 46981 NULL +disable_so_buff_phy_addr_amd8111e_rx_dr_46984 buff_phy_addr amd8111e_rx_dr 0 46984 NULL +disable_so_scan_index_timestamp_iio_dev_46989 scan_index_timestamp iio_dev 0 46989 NULL +disable_so_ceph_str_hash_linux_fndecl_46991 ceph_str_hash_linux fndecl 0-2 46991 NULL +disable_so_compq_addr_hi_addr_ctrl_blk_46993 compq_addr_hi addr_ctrl_blk 0 46993 NULL +disable_so_ctime_sec_ubifs_ino_node_46994 ctime_sec ubifs_ino_node 0 46994 NULL +disable_so_ring_addr_fe_priv_46998 ring_addr fe_priv 0 46998 NULL +disable_so_scratch_addr_dwc3_47001 scratch_addr dwc3 0 47001 NULL +disable_so_be_vf_eth_addr_config_fndecl_47005 be_vf_eth_addr_config fndecl 0 47005 NULL +disable_so_timeout_pardevice_47010 timeout pardevice 0 47010 NULL +disable_so_crypto_aes_set_key_fndecl_47018 crypto_aes_set_key fndecl 3 47018 NULL +disable_so_esp_cur_dma_addr_fndecl_47025 esp_cur_dma_addr fndecl 0 47025 NULL +disable_so_ba1_addr_snd_cs46xx_47035 ba1_addr snd_cs46xx 0 47035 NULL +disable_so_decode_bitmap_c_fndecl_47038 decode_bitmap_c fndecl 0-4 47038 NULL +disable_so_NCR5380_set_timer_fndecl_47039 NCR5380_set_timer fndecl 2 47039 NULL +disable_so_schedule_copy_fndecl_47040 schedule_copy fndecl 2-4-5-8 47040 NULL +disable_so_ipath_sdma_abort_jiffies_ipath_devdata_47057 ipath_sdma_abort_jiffies ipath_devdata 0 47057 NULL nohasharray +disable_so_rpi_paddr_hi_lpfc_mbx_post_hdr_tmpl_47057 rpi_paddr_hi lpfc_mbx_post_hdr_tmpl 0 47057 &disable_so_ipath_sdma_abort_jiffies_ipath_devdata_47057 +disable_so_address_acpi_dmar_hardware_unit_47065 address acpi_dmar_hardware_unit 0 47065 NULL +disable_so_try_address_fndecl_47083 try_address fndecl 2-3 47083 NULL +disable_so_mclk_freq_codec_priv_47084 mclk_freq codec_priv 0 47084 NULL +disable_so_diva_os_get_pci_bus_fndecl_47095 diva_os_get_pci_bus fndecl 0 47095 NULL +disable_so_shm_atime_shmid64_ds_47100 shm_atime shmid64_ds 0 47100 NULL +disable_so_tag_reg_addr_qla8044_minidump_entry_cache_47106 tag_reg_addr qla8044_minidump_entry_cache 0 47106 NULL +disable_so_timestamp_hi_mlx4_ts_cqe_47113 timestamp_hi mlx4_ts_cqe 0 47113 NULL nohasharray +disable_so_pcap_rtc_read_time_fndecl_47113 pcap_rtc_read_time fndecl 0 47113 &disable_so_timestamp_hi_mlx4_ts_cqe_47113 +disable_so_xircom_interrupt_fndecl_47114 xircom_interrupt fndecl 1 47114 NULL +disable_so_atombios_crtc_set_base_atomic_fndecl_47122 atombios_crtc_set_base_atomic fndecl 0-3-4 47122 NULL +disable_so_ath5k_eeprom_init_11a_pcal_freq_fndecl_47134 ath5k_eeprom_init_11a_pcal_freq fndecl 0 47134 NULL +disable_so_tcs3472_show_int_time_available_fndecl_47135 tcs3472_show_int_time_available fndecl 0 47135 NULL +disable_so_freq_cx88_core_47137 freq cx88_core 0 47137 NULL +disable_so_gen6_signal_fndecl_47138 gen6_signal fndecl 0-2 47138 NULL +disable_so_wlc_lcnphy_rx_signal_power_fndecl_47140 wlc_lcnphy_rx_signal_power fndecl 0 47140 NULL +disable_so_sq_size_log2_t3_wq_47146 sq_size_log2 t3_wq 0 47146 NULL +disable_so_rht_head_hashfn_fndecl_47148 rht_head_hashfn fndecl 0 47148 NULL +disable_so_core_frequency_acpi_processor_px_47149 core_frequency acpi_processor_px 0 47149 NULL +disable_so_nilfs_btree_do_lookup_last_fndecl_47151 nilfs_btree_do_lookup_last fndecl 0 47151 NULL +disable_so_last_intr_timestamp_ctlr_info_47154 last_intr_timestamp ctlr_info 0 47154 NULL +disable_so_curr_freq_rt2x00_dev_47156 curr_freq rt2x00_dev 0 47156 NULL +disable_so_uid_cf_mod_47160 uid cf_mod 0 47160 NULL +disable_so_rem_mceusb_dev_47168 rem mceusb_dev 0 47168 NULL +disable_so_lpphy_qdiv_roundup_fndecl_47185 lpphy_qdiv_roundup fndecl 0-2-1 47185 NULL +disable_so_start_phys_addr_qxl_memslot_47196 start_phys_addr qxl_memslot 0 47196 NULL +disable_so_update_ia32_tsc_adjust_msr_fndecl_47211 update_ia32_tsc_adjust_msr fndecl 2 47211 NULL +disable_so_radeon_atom_set_engine_clock_fndecl_47215 radeon_atom_set_engine_clock fndecl 2 47215 NULL +disable_so_mtt_base_addr_l_mlx4_qp_context_47232 mtt_base_addr_l mlx4_qp_context 0 47232 NULL +disable_so_mtt_base_addr_h_mlx4_srq_context_47233 mtt_base_addr_h mlx4_srq_context 0 47233 NULL +disable_so_init_cpufreq_driver_47242 init cpufreq_driver 0 47242 NULL +disable_so_gpio_nsleep_auok190x_board_47243 gpio_nsleep auok190x_board 0 47243 NULL +disable_so_il4965_count_chain_bitmap_fndecl_47252 il4965_count_chain_bitmap fndecl 0-1 47252 NULL +disable_so_fl_downgrade_time_file_lock_47257 fl_downgrade_time file_lock 0 47257 NULL +disable_so_get_low_record_time_index_fndecl_47259 get_low_record_time_index fndecl 2 47259 NULL +disable_so_efx_ptp_get_timestamp_corrections_fndecl_47266 efx_ptp_get_timestamp_corrections fndecl 0 47266 NULL nohasharray +disable_so_hactive_timing_47266 hactive timing 0 47266 &disable_so_efx_ptp_get_timestamp_corrections_fndecl_47266 +disable_so_feedback_divider_aty128_pll_47275 feedback_divider aty128_pll 0 47275 NULL +disable_so_daddr_max_pktgen_dev_47293 daddr_max pktgen_dev 0 47293 NULL +disable_so_addr_ce_desc_47294 addr ce_desc 0 47294 NULL +disable_so_val_addr0_nphy_rf_control_override_rev3_47315 val_addr0 nphy_rf_control_override_rev3 0 47315 NULL +disable_so_SYSC_time_fndecl_47318 SYSC_time fndecl 0 47318 NULL +disable_so_device_addr_hw_cmd_47322 device_addr hw_cmd 0 47322 NULL +disable_so_cryptd_hash_init_fndecl_47329 cryptd_hash_init fndecl 2 47329 NULL +disable_so_hpfs_add_sector_to_btree_fndecl_47344 hpfs_add_sector_to_btree fndecl 0-2-4 47344 NULL +disable_so_vref_delay_usecs_ad7877_47346 vref_delay_usecs ad7877 0 47346 NULL +disable_so_jiftime_fndecl_47359 jiftime fndecl 2 47359 NULL +disable_so_year_timestamp_47377 year timestamp 0 47377 NULL +disable_so_rt_runtime_rt_bandwidth_47380 rt_runtime rt_bandwidth 0 47380 NULL +disable_so_team_port_set_orig_dev_addr_fndecl_47381 team_port_set_orig_dev_addr fndecl 0 47381 NULL +disable_so_ldt_selector_tss_segment_32_47382 ldt_selector tss_segment_32 0 47382 NULL +disable_so_atomic_check_drm_plane_helper_funcs_47383 atomic_check drm_plane_helper_funcs 0 47383 NULL +disable_so_ath9k_hw_set_global_txtimeout_fndecl_47387 ath9k_hw_set_global_txtimeout fndecl 2 47387 NULL +disable_so_crypto_blkcipher_setkey_fndecl_47393 crypto_blkcipher_setkey fndecl 0-3 47393 NULL +disable_so_signal_libipw_rx_stats_47394 signal libipw_rx_stats 0 47394 NULL +disable_so_wm831x_rtc_readtime_fndecl_47406 wm831x_rtc_readtime fndecl 0 47406 NULL nohasharray +disable_so_reg_write_fndecl_47406 reg_write fndecl 2 47406 &disable_so_wm831x_rtc_readtime_fndecl_47406 +disable_so_rx_int_delay_e1000_adapter_47412 rx_int_delay e1000_adapter 0 47412 NULL +disable_so_watchdog_timeo_net_device_47415 watchdog_timeo net_device 0 47415 NULL +disable_so_m_hi_cfg_bridge_delay_drxk_state_47416 m_hi_cfg_bridge_delay drxk_state 0 47416 NULL +disable_so_xfs_btree_get_rec_fndecl_47417 xfs_btree_get_rec fndecl 0 47417 NULL +disable_so_del_timer_fndecl_47421 del_timer fndecl 0 47421 NULL +disable_so_cq_dma_addr_nvme_queue_47424 cq_dma_addr nvme_queue 0 47424 NULL nohasharray +disable_so_pci_bus_write_config_byte_fndecl_47424 pci_bus_write_config_byte fndecl 0-2-3-4 47424 &disable_so_cq_dma_addr_nvme_queue_47424 +disable_so_printk_timed_ratelimit_fndecl_47432 printk_timed_ratelimit fndecl 2 47432 NULL +disable_so_addr_high_bufq_addr_element_47437 addr_high bufq_addr_element 0 47437 NULL +disable_so_snd_seq_oss_timer_tempo_fndecl_47444 snd_seq_oss_timer_tempo fndecl 0 47444 NULL +disable_so_radeon_atom_get_memory_pll_dividers_fndecl_47447 radeon_atom_get_memory_pll_dividers fndecl 0-2 47447 NULL +disable_so_vdi_atime_vxfs_inode_info_47463 vdi_atime vxfs_inode_info 0 47463 NULL nohasharray +disable_so_timestamp_iwl_priv_47463 timestamp iwl_priv 0 47463 &disable_so_vdi_atime_vxfs_inode_info_47463 +disable_so_ts_steal_jiffies_gru_thread_state_47477 ts_steal_jiffies gru_thread_state 0 47477 NULL +disable_so_brcms_c_set_addrmatch_fndecl_47479 brcms_c_set_addrmatch fndecl 2 47479 NULL +disable_so_cia_max_keysize_cipher_alg_47480 cia_max_keysize cipher_alg 0 47480 NULL +disable_so_inet_addr_type_fndecl_47499 inet_addr_type fndecl 2 47499 NULL +disable_so_sd_atime_stat_data_47502 sd_atime stat_data 0 47502 NULL +disable_so_tcf_hash_create_fndecl_47512 tcf_hash_create fndecl 0-4 47512 NULL +disable_so_addr_low_ssp_ini_io_start_req_47520 addr_low ssp_ini_io_start_req 0 47520 NULL nohasharray +disable_so_mlx4_bitmap_free_range_fndecl_47520 mlx4_bitmap_free_range fndecl 2-3 47520 &disable_so_addr_low_ssp_ini_io_start_req_47520 +disable_so___xfrm4_dpref_spref_hash_fndecl_47524 __xfrm4_dpref_spref_hash fndecl 0 47524 NULL +disable_so_error_info_addr_mvm_alive_resp_ver2_47529 error_info_addr mvm_alive_resp_ver2 0 47529 NULL +disable_so_idle_freq_intel_gen6_power_mgmt_47531 idle_freq intel_gen6_power_mgmt 0 47531 NULL +disable_so_regidx_ath9k_debug_47533 regidx ath9k_debug 0 47533 NULL +disable_so___delay_fndecl_47535 __delay fndecl 1 47535 NULL +disable_so_gid_vardecl_initramfs_c_47557 gid vardecl_initramfs.c 0 47557 NULL +disable_so_channel_freq_wmi_scan_ev_arg_47561 channel_freq wmi_scan_ev_arg 0 47561 NULL nohasharray +disable_so_rx_hash_log_tbl_sz_mlx5e_params_47561 rx_hash_log_tbl_sz mlx5e_params 0 47561 &disable_so_channel_freq_wmi_scan_ev_arg_47561 +disable_so_addr_high_sata_start_req_47563 addr_high sata_start_req 0 47563 NULL nohasharray +disable_so_addr_pages_devres_47563 addr pages_devres 0 47563 &disable_so_addr_high_sata_start_req_47563 +disable_so_min_align_snd_pcm_runtime_47579 min_align snd_pcm_runtime 0 47579 NULL nohasharray +disable_so_dev_set_mac_address_fndecl_47579 dev_set_mac_address fndecl 0 47579 &disable_so_min_align_snd_pcm_runtime_47579 +disable_so_sip_sprintf_addr_port_fndecl_47581 sip_sprintf_addr_port fndecl 0-4 47581 NULL +disable_so_physical_addr_cper_sec_mem_err_47582 physical_addr cper_sec_mem_err 0 47582 NULL nohasharray +disable_so_log2taps_oslec_state_47582 log2taps oslec_state 0 47582 &disable_so_physical_addr_cper_sec_mem_err_47582 +disable_so_rehash_time_sfb_sched_data_47586 rehash_time sfb_sched_data 0 47586 NULL nohasharray +disable_so_x25_parse_address_block_fndecl_47586 x25_parse_address_block fndecl 0 47586 &disable_so_rehash_time_sfb_sched_data_47586 +disable_so_write_reg_fndecl_47589 write_reg fndecl 3-2 47589 NULL +disable_so_buffer_addr_tx_packet_desc_47592 buffer_addr tx_packet_desc 0 47592 NULL +disable_so_xfs_iomap_write_delay_fndecl_47595 xfs_iomap_write_delay fndecl 0-2-3 47595 NULL +disable_so_valleyview_rps_min_freq_fndecl_47598 valleyview_rps_min_freq fndecl 0 47598 NULL +disable_so_eft_addr_h_qla2xxx_fw_dump_47600 eft_addr_h qla2xxx_fw_dump 0 47600 NULL +disable_so_tms_cstime_tms_47604 tms_cstime tms 0 47604 NULL nohasharray +disable_so_btrfs_node_key_to_cpu_fndecl_47604 btrfs_node_key_to_cpu fndecl 3 47604 &disable_so_tms_cstime_tms_47604 +disable_so_base_reg_regcache_rbtree_node_47612 base_reg regcache_rbtree_node 0 47612 NULL +disable_so_bd_list_addr_lo_bnx2i_cmd_request_47615 bd_list_addr_lo bnx2i_cmd_request 0 47615 NULL +disable_so_ltr501_ps_read_samp_freq_fndecl_47616 ltr501_ps_read_samp_freq fndecl 0 47616 NULL +disable_so_freq_pulse_event_47630 freq pulse_event 0 47630 NULL +disable_so_ixgbe_set_rss_hash_opt_fndecl_47632 ixgbe_set_rss_hash_opt fndecl 0 47632 NULL +disable_so_timeout_vardecl_hvc_console_c_47646 timeout vardecl_hvc_console.c 0 47646 NULL +disable_so_buffer_addr_e1000_tx_desc_47648 buffer_addr e1000_tx_desc 0 47648 NULL +disable_so_keyctl_set_timeout_fndecl_47649 keyctl_set_timeout fndecl 2-1-0 47649 NULL +disable_so_cfg80211_wext_siwfreq_fndecl_47653 cfg80211_wext_siwfreq fndecl 0 47653 NULL +disable_so_dw_wdt_time_left_fndecl_47654 dw_wdt_time_left fndecl 0 47654 NULL +disable_so_tstep_addr_palmas_regs_info_47657 tstep_addr palmas_regs_info 0 47657 NULL +disable_so_frac_period_rest_dummy_systimer_pcm_47674 frac_period_rest dummy_systimer_pcm 0 47674 NULL +disable_so_fill_bitmap_rle_bits_fndecl_47678 fill_bitmap_rle_bits fndecl 0 47678 NULL +disable_so_set_timebase_fndecl_47679 set_timebase fndecl 1 47679 NULL +disable_so_i2c_addr_tua9001_config_47682 i2c_addr tua9001_config 0 47682 NULL +disable_so_time_scan_survey_info_47684 time_scan survey_info 0 47684 NULL +disable_so_lzo_decompress_fndecl_47694 lzo_decompress fndecl 2 47694 NULL +disable_so_hsync_pulse_width_lvds_dvo_timing_47698 hsync_pulse_width lvds_dvo_timing 0 47698 NULL +disable_so_bdc_address_device_fndecl_47704 bdc_address_device fndecl 0-2 47704 NULL +disable_so_base_addr_ivtv_47705 base_addr ivtv 0 47705 NULL +disable_so_clock_start_soc_camera_host_ops_47707 clock_start soc_camera_host_ops 0 47707 NULL +disable_so_enum_dv_timings_v4l2_subdev_pad_ops_47708 enum_dv_timings v4l2_subdev_pad_ops 0 47708 NULL nohasharray +disable_so_crypto_authenc_esn_encrypt_fndecl_47708 crypto_authenc_esn_encrypt fndecl 0 47708 &disable_so_enum_dv_timings_v4l2_subdev_pad_ops_47708 +disable_so_rv740_get_mclk_frequency_ratio_fndecl_47715 rv740_get_mclk_frequency_ratio fndecl 0-1 47715 NULL +disable_so_lola_set_clock_fndecl_47716 lola_set_clock fndecl 0 47716 NULL +disable_so_hid_rtc_read_time_fndecl_47725 hid_rtc_read_time fndecl 0 47725 NULL +disable_so_ext4_update_other_inodes_time_fndecl_47730 ext4_update_other_inodes_time fndecl 2 47730 NULL +disable_so_uartlite_inbe32_fndecl_47739 uartlite_inbe32 fndecl 0 47739 NULL +disable_so_tm_yday_rtc_time_47740 tm_yday rtc_time 0 47740 NULL +disable_so_snd_azf3328_timer_fndecl_47746 snd_azf3328_timer fndecl 0-2 47746 NULL +disable_so_pci_bus_atto_channel_info_47747 pci_bus atto_channel_info 0 47747 NULL +disable_so_control_addr_qla8044_minidump_entry_cache_47750 control_addr qla8044_minidump_entry_cache 0 47750 NULL +disable_so_bit_enables_uv1h_lb_target_physical_apic_id_mask_s_47755 bit_enables uv1h_lb_target_physical_apic_id_mask_s 0 47755 NULL +disable_so_tx_ring_dma_addr_amd8111e_priv_47757 tx_ring_dma_addr amd8111e_priv 0 47757 NULL +disable_so_frac_period_size_dummy_systimer_pcm_47758 frac_period_size dummy_systimer_pcm 0 47758 NULL +disable_so_inet6_addr_add_fndecl_47759 inet6_addr_add fndecl 0-2-5-7-8-6 47759 NULL +disable_so_initial_descriptor_timeout_vardecl_hub_c_47763 initial_descriptor_timeout vardecl_hub.c 0 47763 NULL +disable_so_nbytes_ccp_aes_cmac_req_ctx_47773 nbytes ccp_aes_cmac_req_ctx 0 47773 NULL +disable_so_account_idle_time_fndecl_47777 account_idle_time fndecl 1 47777 NULL +disable_so_ip_addr_nes_arp_entry_47790 ip_addr nes_arp_entry 0 47790 NULL +disable_so_sha1_generic_mod_init_fndecl_47800 sha1_generic_mod_init fndecl 0 47800 NULL +disable_so_nla_validate_nested_fndecl_47801 nla_validate_nested fndecl 2-0 47801 NULL +disable_so_enable_refdiv_dibx000_bandwidth_config_47815 enable_refdiv dibx000_bandwidth_config 0 47815 NULL +disable_so_demod_address_cx24123_config_47819 demod_address cx24123_config 0 47819 NULL +disable_so_alloc_usb_address_fndecl_47822 alloc_usb_address fndecl 0 47822 NULL +disable_so_compat_sys_signalfd_fndecl_47830 compat_sys_signalfd fndecl 0 47830 NULL +disable_so_silence_filled_snd_pcm_runtime_47852 silence_filled snd_pcm_runtime 0 47852 NULL nohasharray +disable_so_demod_addr_tm6000_core_47852 demod_addr tm6000_core 0 47852 &disable_so_silence_filled_snd_pcm_runtime_47852 +disable_so___net_get_random_once_fndecl_47854 __net_get_random_once fndecl 2 47854 NULL +disable_so_add_device_randomness_fndecl_47860 add_device_randomness fndecl 2 47860 NULL nohasharray +disable_so_put_dec_trunc8_fndecl_47860 put_dec_trunc8 fndecl 2 47860 &disable_so_add_device_randomness_fndecl_47860 +disable_so___ntfs_bitmap_set_bits_in_run_fndecl_47864 __ntfs_bitmap_set_bits_in_run fndecl 2-3 47864 NULL +disable_so_qce_ahash_digest_fndecl_47873 qce_ahash_digest fndecl 0 47873 NULL +disable_so_i_gid_f2fs_inode_47888 i_gid f2fs_inode 0 47888 NULL +disable_so_currentfreq_s921_state_47895 currentfreq s921_state 0 47895 NULL +disable_so_dma_ring_addr_i40e_virtchnl_rxq_info_47897 dma_ring_addr i40e_virtchnl_rxq_info 0 47897 NULL +disable_so_qla82xx_decode_crb_addr_fndecl_47901 qla82xx_decode_crb_addr fndecl 0-1 47901 NULL +disable_so_xtal_cap20p_r820t_freq_range_47903 xtal_cap20p r820t_freq_range 0 47903 NULL +disable_so_drbd_uuid_dump_fndecl_47904 drbd_uuid_dump fndecl 4 47904 NULL +disable_so_host_addr_gnttab_unmap_grant_ref_47911 host_addr gnttab_unmap_grant_ref 0 47911 NULL +disable_so_crypto_ccm_setkey_fndecl_47913 crypto_ccm_setkey fndecl 0-3 47913 NULL +disable_so_ipath_sdma_abort_intr_timeout_ipath_devdata_47922 ipath_sdma_abort_intr_timeout ipath_devdata 0 47922 NULL +disable_so_think_time_usb_tt_47928 think_time usb_tt 0 47928 NULL +disable_so_vaddr_ib_reth_47929 vaddr ib_reth 0 47929 NULL +disable_so_num_clock_sources_echoaudio_47930 num_clock_sources echoaudio 0 47930 NULL nohasharray +disable_so_shutdwn_delay_cs42l73_private_47930 shutdwn_delay cs42l73_private 0 47930 &disable_so_num_clock_sources_echoaudio_47930 +disable_so_count_bitmaps_fndecl_47942 count_bitmaps fndecl 0 47942 NULL +disable_so_crypto_aead_ivsize_fndecl_47945 crypto_aead_ivsize fndecl 0 47945 NULL +disable_so_rs5c348_rtc_read_time_fndecl_47948 rs5c348_rtc_read_time fndecl 0 47948 NULL +disable_so_kvm_set_lapic_tscdeadline_msr_fndecl_47952 kvm_set_lapic_tscdeadline_msr fndecl 2 47952 NULL +disable_so_ext4_inode_bitmap_set_fndecl_47957 ext4_inode_bitmap_set fndecl 3 47957 NULL +disable_so_sysctl_llc2_busy_timeout_vardecl_47965 sysctl_llc2_busy_timeout vardecl 0 47965 NULL +disable_so_atl2_hash_mc_addr_fndecl_47966 atl2_hash_mc_addr fndecl 0 47966 NULL +disable_so_wm97xx_reg_write_fndecl_47973 wm97xx_reg_write fndecl 3-2 47973 NULL +disable_so_isci_setup_interrupts_fndecl_47977 isci_setup_interrupts fndecl 0 47977 NULL +disable_so_hdmi_mode_alternate_clock_fndecl_47981 hdmi_mode_alternate_clock fndecl 0 47981 NULL +disable_so_xhci_address_device_fndecl_47987 xhci_address_device fndecl 0 47987 NULL +disable_so_snd_timer_start1_fndecl_47992 snd_timer_start1 fndecl 3-0 47992 NULL +disable_so_timing_setup_fndecl_48002 timing_setup fndecl 3-4 48002 NULL +disable_so_clk_freq_g762_platform_data_48004 clk_freq g762_platform_data 0 48004 NULL +disable_so_sh_addralign_elf64_shdr_48012 sh_addralign elf64_shdr 0 48012 NULL nohasharray +disable_so_crypto_aead_reqsize_fndecl_48012 crypto_aead_reqsize fndecl 0 48012 &disable_so_sh_addralign_elf64_shdr_48012 +disable_so_qlcnic_82xx_get_mac_address_fndecl_48015 qlcnic_82xx_get_mac_address fndecl 0 48015 NULL +disable_so_frequency_dvb_pll_priv_48016 frequency dvb_pll_priv 0 48016 NULL +disable_so_i915_min_freq_set_fndecl_48019 i915_min_freq_set fndecl 2-0 48019 NULL +disable_so_slave_addr_psb_intel_sdvo_48022 slave_addr psb_intel_sdvo 0 48022 NULL +disable_so_si_get_ddr3_mclk_frequency_ratio_fndecl_48025 si_get_ddr3_mclk_frequency_ratio fndecl 0-1 48025 NULL +disable_so_lgdt3306a_fe_sleep_fndecl_48026 lgdt3306a_fe_sleep fndecl 0 48026 NULL +disable_so_ctnl_timeout_fill_info_fndecl_48030 ctnl_timeout_fill_info fndecl 3-5-0-2 48030 NULL +disable_so_r69_val_fc2580_freq_regs_48037 r69_val fc2580_freq_regs 0 48037 NULL nohasharray +disable_so_btree_lookup32_fndecl_48037 btree_lookup32 fndecl 2 48037 &disable_so_r69_val_fc2580_freq_regs_48037 +disable_so_reservation_object_wait_timeout_rcu_fndecl_48039 reservation_object_wait_timeout_rcu fndecl 0-4 48039 NULL +disable_so_utimescaled_task_struct_48041 utimescaled task_struct 0 48041 NULL +disable_so_hrtimer_init_fndecl_48048 hrtimer_init fndecl 2 48048 NULL +disable_so_regmap_bulk_write_fndecl_48058 regmap_bulk_write fndecl 0-2-4 48058 NULL +disable_so_rt_saddr_dn_route_48062 rt_saddr dn_route 0 48062 NULL +disable_so_ring_interrupt_index_fndecl_48065 ring_interrupt_index fndecl 0 48065 NULL nohasharray +disable_so_dclk_freq_i7core_pvt_48065 dclk_freq i7core_pvt 0 48065 &disable_so_ring_interrupt_index_fndecl_48065 +disable_so_di_atime_gfs2_dinode_48066 di_atime gfs2_dinode 0 48066 NULL +disable_so_be32_add_cpu_fndecl_48069 be32_add_cpu fndecl 2 48069 NULL +disable_so_keepalive_time_tcp_sock_48076 keepalive_time tcp_sock 0 48076 NULL nohasharray +disable_so_mptscsih_get_tm_timeout_fndecl_48076 mptscsih_get_tm_timeout fndecl 0 48076 &disable_so_keepalive_time_tcp_sock_48076 +disable_so_set_channel_address_fndecl_48079 set_channel_address fndecl 2-3 48079 NULL +disable_so_clock_vardecl_max6650_c_48080 clock vardecl_max6650.c 0 48080 NULL +disable_so_mapped_loc_addr_nes_cm_node_48083 mapped_loc_addr nes_cm_node 0 48083 NULL +disable_so___br_ip6_hash_fndecl_48084 __br_ip6_hash fndecl 0 48084 NULL +disable_so_si4713_tx_tune_freq_fndecl_48092 si4713_tx_tune_freq fndecl 0-2 48092 NULL +disable_so_wait_for_completion_killable_timeout_fndecl_48103 wait_for_completion_killable_timeout fndecl 2-0 48103 NULL +disable_so_lpfc_max_scsicmpl_time_init_fndecl_48110 lpfc_max_scsicmpl_time_init fndecl 2 48110 NULL +disable_so_lib80211_register_crypto_ops_fndecl_48112 lib80211_register_crypto_ops fndecl 0 48112 NULL +disable_so_get_error_address_fndecl_48129 get_error_address fndecl 0 48129 NULL nohasharray +disable_so_sfreq_sst_byt_pcm_params_48129 sfreq sst_byt_pcm_params 0 48129 &disable_so_get_error_address_fndecl_48129 +disable_so_vsync_off_lvds_dvo_timing_48134 vsync_off lvds_dvo_timing 0 48134 NULL +disable_so_transop_timeout_ipr_ioa_cfg_48141 transop_timeout ipr_ioa_cfg 0 48141 NULL +disable_so_addrconf_prefix_rcv_fndecl_48148 addrconf_prefix_rcv fndecl 3 48148 NULL +disable_so_copied_seq_tcp_sock_48149 copied_seq tcp_sock 0 48149 NULL +disable_so_pm_autosleep_set_state_fndecl_48154 pm_autosleep_set_state fndecl 0 48154 NULL +disable_so_mlx4_en_read_clock_fndecl_48159 mlx4_en_read_clock fndecl 0 48159 NULL +disable_so_ipmi_request_settime_fndecl_48166 ipmi_request_settime fndecl 0 48166 NULL +disable_so_atime_p9_wstat_48170 atime p9_wstat 0 48170 NULL +disable_so_sys_mq_timedsend_fndecl_48174 sys_mq_timedsend fndecl 3-1 48174 NULL +disable_so_td_base_addr_c67x00_hcd_48184 td_base_addr c67x00_hcd 0 48184 NULL +disable_so_mca_tstamp_ifmcaddr6_48186 mca_tstamp ifmcaddr6 0 48186 NULL +disable_so_tobe_rx_coal_timeval_vnic_cq_48199 tobe_rx_coal_timeval vnic_cq 0 48199 NULL nohasharray +disable_so_read_msr_fndecl_48199 read_msr fndecl 0 48199 &disable_so_tobe_rx_coal_timeval_vnic_cq_48199 +disable_so_main_blkaddr_f2fs_sm_info_48201 main_blkaddr f2fs_sm_info 0 48201 NULL +disable_so_doorbell_physical_address_kgd2kfd_shared_resources_48202 doorbell_physical_address kgd2kfd_shared_resources 0 48202 NULL +disable_so_aa_fs_seq_hash_open_fndecl_48204 aa_fs_seq_hash_open fndecl 0 48204 NULL +disable_so_skcipher_all_sg_nents_fndecl_48207 skcipher_all_sg_nents fndecl 0 48207 NULL +disable_so_addr_r10dev_48214 addr r10dev 0 48214 NULL +disable_so_btc_set_ulv_dram_timing_fndecl_48216 btc_set_ulv_dram_timing fndecl 0 48216 NULL +disable_so_gid_btrfs_inode_item_48221 gid btrfs_inode_item 0 48221 NULL +disable_so_time_offset_vardecl_ntp_c_48224 time_offset vardecl_ntp.c 0 48224 NULL +disable_so_bitmaps_hpfs_super_block_48227 bitmaps hpfs_super_block 0 48227 NULL +disable_so_tpg_hdiv_fndecl_48235 tpg_hdiv fndecl 0-3 48235 NULL +disable_so_nextmsg_time_vardecl_ipath_intr_c_48236 nextmsg_time vardecl_ipath_intr.c 0 48236 NULL +disable_so_src_bitmap_qxl_copy_48243 src_bitmap qxl_copy 0 48243 NULL nohasharray +disable_so_btree_split_sibling_fndecl_48243 btree_split_sibling fndecl 0-3 48243 &disable_so_src_bitmap_qxl_copy_48243 +disable_so_sm1_runtime_sc_48251 sm1 runtime_sc 0 48251 NULL nohasharray +disable_so_r6f_val_fc2580_freq_regs_48251 r6f_val fc2580_freq_regs 0 48251 &disable_so_sm1_runtime_sc_48251 +disable_so_dp_daddr_rds_iw_connect_private_48258 dp_daddr rds_iw_connect_private 0 48258 NULL nohasharray +disable_so_ceph_dentry_hash_fndecl_48258 ceph_dentry_hash fndecl 0 48258 &disable_so_dp_daddr_rds_iw_connect_private_48258 +disable_so_tm_delta_smt_timer_48263 tm_delta smt_timer 0 48263 NULL nohasharray +disable_so_enabled_hrtimer_events_ehci_hcd_48263 enabled_hrtimer_events ehci_hcd 0 48263 &disable_so_tm_delta_smt_timer_48263 +disable_so_clock_task_rq_48277 clock_task rq 0 48277 NULL +disable_so_ui_mtime_ufs2_inode_48286 ui_mtime ufs2_inode 0 48286 NULL +disable_so_sumo_parse_pplib_clock_info_fndecl_48288 sumo_parse_pplib_clock_info fndecl 3 48288 NULL +disable_so_crypto_shash_final_fndecl_48296 crypto_shash_final fndecl 0 48296 NULL +disable_so_tproxy_handle_time_wait4_fndecl_48305 tproxy_handle_time_wait4 fndecl 2-3 48305 NULL +disable_so_timeout_pg_48333 timeout pg 0 48333 NULL +disable_so_set_next_event_clock_event_device_48353 set_next_event clock_event_device 1 48353 NULL +disable_so_VCOdivider_cx24123_bandselect_val_48358 VCOdivider cx24123_bandselect_val 0 48358 NULL +disable_so_pch_mac_start_address_pch_phub_reg_48361 pch_mac_start_address pch_phub_reg 0 48361 NULL nohasharray +disable_so_dib8000_write_word_fndecl_48361 dib8000_write_word fndecl 2-3 48361 &disable_so_pch_mac_start_address_pch_phub_reg_48361 +disable_so_skcipher_wait_for_wmem_fndecl_48362 skcipher_wait_for_wmem fndecl 0-2 48362 NULL +disable_so_num_mc_addrs_ixgb_hw_48363 num_mc_addrs ixgb_hw 0 48363 NULL +disable_so_timeout_net_conf_48365 timeout net_conf 0 48365 NULL +disable_so_last_awake_jiffies_rtl_ps_ctl_48378 last_awake_jiffies rtl_ps_ctl 0 48378 NULL +disable_so_mphash_entries_vardecl_namespace_c_48379 mphash_entries vardecl_namespace.c 0 48379 NULL +disable_so_dbs_freq_increase_fndecl_48380 dbs_freq_increase fndecl 2 48380 NULL nohasharray +disable_so_crypto_register_rngs_fndecl_48380 crypto_register_rngs fndecl 0 48380 &disable_so_dbs_freq_increase_fndecl_48380 +disable_so_lgdt3306a_read_signal_strength_fndecl_48382 lgdt3306a_read_signal_strength fndecl 0 48382 NULL +disable_so_di_atime_efs_dinode_48386 di_atime efs_dinode 0 48386 NULL +disable_so_iscsi_nacl_attrib_show_nopin_timeout_fndecl_48391 iscsi_nacl_attrib_show_nopin_timeout fndecl 0 48391 NULL +disable_so_update_streaming_control_runtime_48422 update_streaming control_runtime 0 48422 NULL +disable_so_setpolicy_cpufreq_driver_48433 setpolicy cpufreq_driver 0 48433 NULL +disable_so_clockid_timerfd_ctx_48442 clockid timerfd_ctx 0 48442 NULL +disable_so_set_bau_on_time_bau_control_48444 set_bau_on_time bau_control 0 48444 NULL nohasharray +disable_so_vclk_post_div_pll_ct_48444 vclk_post_div pll_ct 0 48444 &disable_so_set_bau_on_time_bau_control_48444 +disable_so_test_acipher_jiffies_fndecl_48452 test_acipher_jiffies fndecl 0 48452 NULL +disable_so_radio_syn_reserved_addr27_b43_nphy_channeltab_entry_rev3_48453 radio_syn_reserved_addr27 b43_nphy_channeltab_entry_rev3 0 48453 NULL +disable_so_fan_timer_f75375_data_48461 fan_timer f75375_data 0 48461 NULL nohasharray +disable_so_address_ksm_scan_48461 address ksm_scan 0 48461 &disable_so_fan_timer_f75375_data_48461 +disable_so_elements_bitmap_port_48466 elements bitmap_port 0 48466 NULL +disable_so_zd_chip_read_mac_addr_fw_fndecl_48469 zd_chip_read_mac_addr_fw fndecl 0 48469 NULL +disable_so___round_jiffies_up_relative_fndecl_48487 __round_jiffies_up_relative fndecl 2-1-0 48487 NULL +disable_so_gfs2_disk_hash_fndecl_48491 gfs2_disk_hash fndecl 2 48491 NULL +disable_so_max6900_rtc_read_time_fndecl_48493 max6900_rtc_read_time fndecl 0 48493 NULL nohasharray +disable_so_bsscfgidx_brcmf_mbss_ssid_le_48493 bsscfgidx brcmf_mbss_ssid_le 0 48493 &disable_so_max6900_rtc_read_time_fndecl_48493 +disable_so_kvm_set_tsc_khz_fndecl_48520 kvm_set_tsc_khz fndecl 2 48520 NULL +disable_so_rx8025_set_time_fndecl_48524 rx8025_set_time fndecl 0 48524 NULL +disable_so_usbvision_stream_interrupt_fndecl_48527 usbvision_stream_interrupt fndecl 0 48527 NULL nohasharray +disable_so_ip_vs_lblc_hashkey_fndecl_48527 ip_vs_lblc_hashkey fndecl 1 48527 &disable_so_usbvision_stream_interrupt_fndecl_48527 +disable_so_timeout_cm_av_48528 timeout cm_av 0 48528 NULL nohasharray +disable_so_ww_mutex_lock_slow_interruptible_fndecl_48528 ww_mutex_lock_slow_interruptible fndecl 0 48528 &disable_so_timeout_cm_av_48528 +disable_so___rmid_queue_time_ms_vardecl_perf_event_intel_cqm_c_48542 __rmid_queue_time_ms vardecl_perf_event_intel_cqm.c 0 48542 NULL +disable_so_blk_addr_node_info_48545 blk_addr node_info 0 48545 NULL +disable_so_SYSC_sched_getscheduler_fndecl_48547 SYSC_sched_getscheduler fndecl 0-1 48547 NULL +disable_so_i915_max_freq_get_fndecl_48551 i915_max_freq_get fndecl 0 48551 NULL +disable_so_min_dwell_time_active_long_conf_scan_settings_48560 min_dwell_time_active_long conf_scan_settings 0 48560 NULL nohasharray +disable_so_set_memclock_fndecl_48560 set_memclock fndecl 2 48560 &disable_so_min_dwell_time_active_long_conf_scan_settings_48560 +disable_so_ext4_get_bitmap_fndecl_48566 ext4_get_bitmap fndecl 2 48566 NULL +disable_so_read_addr___pollrd_48572 read_addr __pollrd 0 48572 NULL +disable_so_cn_esc_printf_fndecl_48573 cn_esc_printf fndecl 0 48573 NULL +disable_so_osd_keepalive_timeout_ceph_options_48576 osd_keepalive_timeout ceph_options 0 48576 NULL nohasharray +disable_so_freq_cea_sad_48576 freq cea_sad 0 48576 &disable_so_osd_keepalive_timeout_ceph_options_48576 +disable_so_rp_down_timeout_vlv_s0ix_state_48583 rp_down_timeout vlv_s0ix_state 0 48583 NULL +disable_so_x86_coreid_bits_cpuinfo_x86_48589 x86_coreid_bits cpuinfo_x86 0 48589 NULL nohasharray +disable_so_radeon_fence_seq_signaled_fndecl_48589 radeon_fence_seq_signaled fndecl 3 48589 &disable_so_x86_coreid_bits_cpuinfo_x86_48589 +disable_so_timeval_to_jiffies_fndecl_48593 timeval_to_jiffies fndecl 0 48593 NULL +disable_so_addr_hash_fndecl_48596 addr_hash fndecl 0-2-3 48596 NULL +disable_so_frame_timestamp_iwl_tdls_channel_switch_timing_48601 frame_timestamp iwl_tdls_channel_switch_timing 0 48601 NULL +disable_so_post_divider_pll_18818_48604 post_divider pll_18818 0 48604 NULL +disable_so_mapaddr_ql_rcv_buf_cb_48606 mapaddr ql_rcv_buf_cb 0 48606 NULL +disable_so_get_tsc_mode_fndecl_48608 get_tsc_mode fndecl 0-1 48608 NULL +disable_so_parse_nl_saddr_fndecl_48609 parse_nl_saddr fndecl 0 48609 NULL +disable_so_il_dbgfs_interrupt_write_fndecl_48612 il_dbgfs_interrupt_write fndecl 0-3 48612 NULL +disable_so_timer_ticks_snd_ymfpci_48615 timer_ticks snd_ymfpci 0 48615 NULL +disable_so_pause_time_e1000_fc_info_48619 pause_time e1000_fc_info 0 48619 NULL +disable_so_curspataddr_banshee_reg_48622 curspataddr banshee_reg 0 48622 NULL +disable_so_sysctl_discovery_timeout_vardecl_48636 sysctl_discovery_timeout vardecl 0 48636 NULL +disable_so_pch_opt_rom_start_address_pch_phub_reg_48637 pch_opt_rom_start_address pch_phub_reg 0 48637 NULL +disable_so_ocfs2_test_bg_bit_allocatable_fndecl_48640 ocfs2_test_bg_bit_allocatable fndecl 2 48640 NULL nohasharray +disable_so_bit_count_syscon_gpio_data_48640 bit_count syscon_gpio_data 0 48640 &disable_so_ocfs2_test_bg_bit_allocatable_fndecl_48640 +disable_so_st_uid_compat_stat_48641 st_uid compat_stat 0 48641 NULL +disable_so_zd1201_get_freq_fndecl_48656 zd1201_get_freq fndecl 0 48656 NULL nohasharray +disable_so_set_key_lib80211_crypto_ops_48656 set_key lib80211_crypto_ops 2 48656 &disable_so_zd1201_get_freq_fndecl_48656 +disable_so_padata_set_cpumask_fndecl_48659 padata_set_cpumask fndecl 0 48659 NULL +disable_so_addrconf_sysctl_mtu_fndecl_48662 addrconf_sysctl_mtu fndecl 0 48662 NULL +disable_so_elapsed_time_sit_info_48663 elapsed_time sit_info 0 48663 NULL +disable_so_irq_uart_port_48670 irq uart_port 0 48670 NULL +disable_so_timeout_ib_qp_attr_48674 timeout ib_qp_attr 0 48674 NULL +disable_so_read_addr_mdc_hw_list_desc_48675 read_addr mdc_hw_list_desc 0 48675 NULL +disable_so_xfs_btree_update_fndecl_48676 xfs_btree_update fndecl 0 48676 NULL +disable_so_phy_pm_runtime_put_sync_fndecl_48680 phy_pm_runtime_put_sync fndecl 0 48680 NULL +disable_so_pcc_cpufreq_target_fndecl_48684 pcc_cpufreq_target fndecl 2 48684 NULL +disable_so_call_timer_fn_fndecl_48686 call_timer_fn fndecl 3 48686 NULL +disable_so_xfs_bmap_add_extent_delay_real_fndecl_48692 xfs_bmap_add_extent_delay_real fndecl 0 48692 NULL +disable_so_bdi_position_ratio_fndecl_48698 bdi_position_ratio fndecl 0-2-3-4-5-6 48698 NULL +disable_so_rcq_np_addr_vf_pf_rxq_params_48718 rcq_np_addr vf_pf_rxq_params 0 48718 NULL +disable_so_rp_gid_ubifs_sb_node_48723 rp_gid ubifs_sb_node 0 48723 NULL +disable_so_phys_addr_gen_pool_chunk_48730 phys_addr gen_pool_chunk 0 48730 NULL +disable_so_addr_qla8044_minidump_entry_crb_48734 addr qla8044_minidump_entry_crb 0 48734 NULL +disable_so_mt7601u_wr_fndecl_48735 mt7601u_wr fndecl 3-2 48735 NULL nohasharray +disable_so_cpufreq_policy_restore_fndecl_48735 cpufreq_policy_restore fndecl 1 48735 &disable_so_mt7601u_wr_fndecl_48735 +disable_so_cpuid_read_fndecl_48739 cpuid_read fndecl 0 48739 NULL +disable_so_be_cmd_modify_eq_delay_fndecl_48751 be_cmd_modify_eq_delay fndecl 0 48751 NULL +disable_so_time_shift_perf_event_mmap_page_48757 time_shift perf_event_mmap_page 0 48757 NULL +disable_so_i_ctime_ext2_inode_48758 i_ctime ext2_inode 0 48758 NULL nohasharray +disable_so_ide_timing_find_mode_fndecl_48758 ide_timing_find_mode fndecl 1 48758 &disable_so_i_ctime_ext2_inode_48758 +disable_so_err_crypto_gcm_setkey_result_48768 err crypto_gcm_setkey_result 0 48768 NULL +disable_so_baddr_videobuf_buffer_48769 baddr videobuf_buffer 0 48769 NULL +disable_so_sys_utimes_fndecl_48778 sys_utimes fndecl 0 48778 NULL +disable_so_kstrtos8_from_user_fndecl_48783 kstrtos8_from_user fndecl 2 48783 NULL +disable_so_regmap_raw_read_fndecl_48789 regmap_raw_read fndecl 4-0-2 48789 NULL +disable_so_map_sysaddr_to_csrow_low_ops_48803 map_sysaddr_to_csrow low_ops 2 48803 NULL +disable_so_tg3_get_device_address_fndecl_48809 tg3_get_device_address fndecl 0 48809 NULL +disable_so_mfgid_sz_cyttsp4_cydata_48812 mfgid_sz cyttsp4_cydata 0 48812 NULL +disable_so_mceusb_cmd_datasize_fndecl_48817 mceusb_cmd_datasize fndecl 0 48817 NULL +disable_so_tv_freq_vivid_dev_48830 tv_freq vivid_dev 0 48830 NULL +disable_so_timecounter_init_fndecl_48837 timecounter_init fndecl 3 48837 NULL +disable_so_udf_bitmap_free_blocks_fndecl_48841 udf_bitmap_free_blocks fndecl 4-5 48841 NULL +disable_so__snd_timer_stop_fndecl_48842 _snd_timer_stop fndecl 0 48842 NULL +disable_so_hash_bits_deflate_state_48850 hash_bits deflate_state 0 48850 NULL +disable_so_if_freq_mb86a20s_state_48853 if_freq mb86a20s_state 0 48853 NULL +disable_so_ieee80211_aes_ccm_encrypt_fndecl_48857 ieee80211_aes_ccm_encrypt fndecl 5-7 48857 NULL +disable_so_msec20_to_jiffies_vardecl_enc28j60_c_48860 msec20_to_jiffies vardecl_enc28j60.c 0 48860 NULL +disable_so_mmc_sd_get_max_clock_fndecl_48866 mmc_sd_get_max_clock fndecl 0 48866 NULL +disable_so_s_def_resuid_ext4_super_block_48868 s_def_resuid ext4_super_block 0 48868 NULL +disable_so_get_physaddr_fs_api_fndecl_48871 get_physaddr_fs_api fndecl 0 48871 NULL +disable_so_selinux_task_setscheduler_fndecl_48872 selinux_task_setscheduler fndecl 0 48872 NULL +disable_so_snd_timer_new_fndecl_48873 snd_timer_new fndecl 0 48873 NULL +disable_so_register_write_rt2800_ops_48876 register_write rt2800_ops 2-3 48876 NULL +disable_so_client_snd_seq_addr_48879 client snd_seq_addr 0 48879 NULL +disable_so_saddr_iriap_cb_48880 saddr iriap_cb 0 48880 NULL +disable_so_error_cpu_itimer_48884 error cpu_itimer 0 48884 NULL +disable_so_buffer_write_time_flchip_48888 buffer_write_time flchip 0 48888 NULL +disable_so_valleyview_rps_rpe_freq_fndecl_48901 valleyview_rps_rpe_freq fndecl 0 48901 NULL +disable_so_bmg160_setup_any_motion_interrupt_fndecl_48906 bmg160_setup_any_motion_interrupt fndecl 0 48906 NULL +disable_so_min_timing_entry_48911 min timing_entry 0 48911 NULL +disable_so_tx_coalescing_timeo_bnad_48916 tx_coalescing_timeo bnad 0 48916 NULL +disable_so___clockevents_try_unbind_fndecl_48918 __clockevents_try_unbind fndecl 2 48918 NULL +disable_so_cyapa_get_wait_time_for_pwr_cmd_fndecl_48920 cyapa_get_wait_time_for_pwr_cmd fndecl 0-1 48920 NULL +disable_so_uid_ubifs_ino_node_48950 uid ubifs_ino_node 0 48950 NULL nohasharray +disable_so_missing_pages_bitmap_counts_48950 missing_pages bitmap_counts 0 48950 &disable_so_uid_ubifs_ino_node_48950 +disable_so_snd_es1968_interrupt_fndecl_48965 snd_es1968_interrupt fndecl 1 48965 NULL +disable_so_img_ir_symbol_timing_preprocess_fndecl_48967 img_ir_symbol_timing_preprocess fndecl 2 48967 NULL +disable_so_cryptomgr_init_fndecl_48976 cryptomgr_init fndecl 0 48976 NULL +disable_so_sync_offset_clockdrift_max_ieee80211_if_mesh_48977 sync_offset_clockdrift_max ieee80211_if_mesh 0 48977 NULL nohasharray +disable_so_br_mac_hash_fndecl_48977 br_mac_hash fndecl 2 48977 &disable_so_sync_offset_clockdrift_max_ieee80211_if_mesh_48977 +disable_so_rt_daddr_dn_route_48981 rt_daddr dn_route 0 48981 NULL +disable_so_acpi_get_sleep_type_data_fndecl_48985 acpi_get_sleep_type_data fndecl 0-1 48985 NULL nohasharray +disable_so_nilfs_btree_mark_fndecl_48985 nilfs_btree_mark fndecl 0-2 48985 &disable_so_acpi_get_sleep_type_data_fndecl_48985 +disable_so_led_on_time_adp8860_backlight_platform_data_48994 led_on_time adp8860_backlight_platform_data 0 48994 NULL nohasharray +disable_so_jdvbt90502_pll_set_freq_fndecl_48994 jdvbt90502_pll_set_freq fndecl 2 48994 &disable_so_led_on_time_adp8860_backlight_platform_data_48994 +disable_so_max_duration_time_stats_48998 max_duration time_stats 0 48998 NULL +disable_so_update_debugctlmsr_fndecl_49008 update_debugctlmsr fndecl 1 49008 NULL +disable_so_default_dclk_div_ssd1307fb_deviceinfo_49014 default_dclk_div ssd1307fb_deviceinfo 0 49014 NULL +disable_so_bound_addr_rds_info_socket_49019 bound_addr rds_info_socket 0 49019 NULL +disable_so_output_mute_control_runtime_49021 output_mute control_runtime 0 49021 NULL +disable_so_btree_csum_one_bio_fndecl_49026 btree_csum_one_bio fndecl 0 49026 NULL +disable_so_xfs_btree_ptr_addr_fndecl_49031 xfs_btree_ptr_addr fndecl 2 49031 NULL +disable_so_qs_rtbtimelimit_fs_quota_statv_49033 qs_rtbtimelimit fs_quota_statv 0 49033 NULL +disable_so_min_cpufreq_policy_49035 min cpufreq_policy 0 49035 NULL nohasharray +disable_so_semaphore_wait_to_signaller_ring_fndecl_49035 semaphore_wait_to_signaller_ring fndecl 3 49035 &disable_so_min_cpufreq_policy_49035 +disable_so_intr_coal_delay_myri10ge_priv_49037 intr_coal_delay myri10ge_priv 0 49037 NULL +disable_so_set_public_address_fndecl_49049 set_public_address fndecl 0 49049 NULL +disable_so_rtc_tm_to_time64_fndecl_49056 rtc_tm_to_time64 fndecl 0 49056 NULL +disable_so_ext4_block_bitmap_fndecl_49058 ext4_block_bitmap fndecl 0 49058 NULL +disable_so_nft_hash_key_fndecl_49062 nft_hash_key fndecl 0-2 49062 NULL +disable_so_dma_addr_cb_49079 dma_addr cb 0 49079 NULL nohasharray +disable_so_inet6_addr_modify_fndecl_49079 inet6_addr_modify fndecl 0-3-4-2 49079 &disable_so_dma_addr_cb_49079 +disable_so_rhashtable_walk_start_fndecl_49080 rhashtable_walk_start fndecl 0 49080 NULL +disable_so_sctp_transport_timeout_fndecl_49094 sctp_transport_timeout fndecl 0 49094 NULL +disable_so_hfdiv_dib0070_tuning_49097 hfdiv dib0070_tuning 0 49097 NULL +disable_so_u132_hcd_interrupt_recv_fndecl_49098 u132_hcd_interrupt_recv fndecl 5 49098 NULL +disable_so_test_ahash_jiffies_fndecl_49109 test_ahash_jiffies fndecl 0-3 49109 NULL +disable_so_result_scsi_cmnd_49113 result scsi_cmnd 0 49113 NULL nohasharray +disable_so_codel_get_time_fndecl_49113 codel_get_time fndecl 0 49113 &disable_so_result_scsi_cmnd_49113 +disable_so_mce_async_out_fndecl_49115 mce_async_out fndecl 3 49115 NULL +disable_so_reg_write_fndecl_49116 reg_write fndecl 2-3 49116 NULL nohasharray +disable_so_hash_htab_elem_49116 hash htab_elem 0 49116 &disable_so_reg_write_fndecl_49116 +disable_so_interrupt_r8a66597_49118 interrupt r8a66597 0 49118 NULL +disable_so_start_threshold_snd_pcm_runtime_49130 start_threshold snd_pcm_runtime 0 49130 NULL +disable_so_mt9m111_reg_write_fndecl_49148 mt9m111_reg_write fndecl 0-2-3 49148 NULL +disable_so_ci_otg_add_timer_fndecl_49151 ci_otg_add_timer fndecl 2 49151 NULL +disable_so_refa_r_div_ad9523_platform_data_49157 refa_r_div ad9523_platform_data 0 49157 NULL +disable_so_paddr_setup_data_node_49166 paddr setup_data_node 0 49166 NULL +disable_so_vactive_lo_lvds_dvo_timing_49180 vactive_lo lvds_dvo_timing 0 49180 NULL +disable_so_init_dma_addr_pcnet32_private_49182 init_dma_addr pcnet32_private 0 49182 NULL +disable_so_sh_dmae_runtime_resume_fndecl_49185 sh_dmae_runtime_resume fndecl 0 49185 NULL +disable_so_timeout_tid_ampdu_tx_49186 timeout tid_ampdu_tx 0 49186 NULL nohasharray +disable_so_read_peer_guid_fndecl_49186 read_peer_guid fndecl 0 49186 &disable_so_timeout_tid_ampdu_tx_49186 +disable_so_if_freq_tda18271_std_map_item_49207 if_freq tda18271_std_map_item 0 49207 NULL nohasharray +disable_so_sd_hash_ptrs_gfs2_sbd_49207 sd_hash_ptrs gfs2_sbd 0 49207 &disable_so_if_freq_tda18271_std_map_item_49207 +disable_so_dma_addr_t4_sq_49217 dma_addr t4_sq 0 49217 NULL +disable_so_suspend_sleep_time_cyapa_49219 suspend_sleep_time cyapa 0 49219 NULL +disable_so_mtime_nsec_p9_iattr_dotl_49224 mtime_nsec p9_iattr_dotl 0 49224 NULL nohasharray +disable_so_schedule_external_copy_fndecl_49224 schedule_external_copy fndecl 2-3 49224 &disable_so_mtime_nsec_p9_iattr_dotl_49224 +disable_so_clockevents_init_sysfs_fndecl_49238 clockevents_init_sysfs fndecl 0 49238 NULL +disable_so_bus_settle_time_blogic_drvr_options_49241 bus_settle_time blogic_drvr_options 0 49241 NULL +disable_so_nf_ct_timeout_ext_add_fndecl_49245 nf_ct_timeout_ext_add fndecl 3 49245 NULL +disable_so_wm8350_rtc_readtime_fndecl_49258 wm8350_rtc_readtime fndecl 0 49258 NULL +disable_so_wm8753_set_dai_clkdiv_fndecl_49259 wm8753_set_dai_clkdiv fndecl 3 49259 NULL nohasharray +disable_so_di_gid_xfs_icdinode_49259 di_gid xfs_icdinode 0 49259 &disable_so_wm8753_set_dai_clkdiv_fndecl_49259 +disable_so_acpi_lapic_addr_vardecl_boot_c_49264 acpi_lapic_addr vardecl_boot.c 0 49264 NULL +disable_so_ifa_tstamp_in_ifaddr_49266 ifa_tstamp in_ifaddr 0 49266 NULL +disable_so_tboot_addr_boot_params_49267 tboot_addr boot_params 0 49267 NULL +disable_so_rt5677_dsp_mode_i2c_write_addr_fndecl_49301 rt5677_dsp_mode_i2c_write_addr fndecl 0-2-3-4 49301 NULL +disable_so_il_vbackporch_v4l2_bt_timings_49302 il_vbackporch v4l2_bt_timings 0 49302 NULL +disable_so_jiffies_64_to_clock_t_fndecl_49307 jiffies_64_to_clock_t fndecl 0-1 49307 NULL nohasharray +disable_so_crypto_ahash_extsize_fndecl_49307 crypto_ahash_extsize fndecl 0 49307 &disable_so_jiffies_64_to_clock_t_fndecl_49307 +disable_so_disptime_throtl_grp_49308 disptime throtl_grp 0 49308 NULL +disable_so_k_fll_div_49317 k fll_div 0 49317 NULL +disable_so_last_time_bictcp_49322 last_time bictcp 0 49322 NULL +disable_so_qm1d1c0042_sleep_fndecl_49326 qm1d1c0042_sleep fndecl 0 49326 NULL +disable_so_crypto_register_aeads_fndecl_49338 crypto_register_aeads fndecl 0 49338 NULL nohasharray +disable_so_gcm_hash_init_continue_fndecl_49338 gcm_hash_init_continue fndecl 0 49338 &disable_so_crypto_register_aeads_fndecl_49338 +disable_so_rds_ib_laddr_check_fndecl_49343 rds_ib_laddr_check fndecl 0-1 49343 NULL +disable_so_rv6xx_convert_clock_to_stepping_fndecl_49345 rv6xx_convert_clock_to_stepping fndecl 2-0 49345 NULL +disable_so_io_addr_uhci_hcd_49351 io_addr uhci_hcd 0 49351 NULL +disable_so_mcryptd_hash_update_enqueue_fndecl_49367 mcryptd_hash_update_enqueue fndecl 0 49367 NULL +disable_so_dll_cntl_ci_clock_registers_49369 dll_cntl ci_clock_registers 0 49369 NULL +disable_so_d_btimer_fs_disk_quota_49376 d_btimer fs_disk_quota 0 49376 NULL nohasharray +disable_so_uv_nmi_initial_delay_vardecl_uv_nmi_c_49376 uv_nmi_initial_delay vardecl_uv_nmi.c 0 49376 &disable_so_d_btimer_fs_disk_quota_49376 nohasharray +disable_so_s_addr_in_addr_49376 s_addr in_addr 0 49376 &disable_so_uv_nmi_initial_delay_vardecl_uv_nmi_c_49376 +disable_so_addrlow_dma64desc_49384 addrlow dma64desc 0 49384 NULL +disable_so_tcn_timer_show_fndecl_49401 tcn_timer_show fndecl 0 49401 NULL +disable_so_query_gid_ib_device_49415 query_gid ib_device 0-2-3 49415 NULL nohasharray +disable_so_physaddr_qib_devdata_49415 physaddr qib_devdata 0 49415 &disable_so_query_gid_ib_device_49415 +disable_so_descsize_crypto_shash_49421 descsize crypto_shash 0 49421 NULL +disable_so_gatt_bus_addr_agp_bridge_data_49422 gatt_bus_addr agp_bridge_data 0 49422 NULL +disable_so_confq_pbl_base_addr_lo_fcoe_kwqe_conn_offload4_49427 confq_pbl_base_addr_lo fcoe_kwqe_conn_offload4 0 49427 NULL +disable_so_fm_v4l2_vidioc_s_freq_fndecl_49444 fm_v4l2_vidioc_s_freq fndecl 0 49444 NULL +disable_so_tidvaddr_qib_tid_info_49445 tidvaddr qib_tid_info 0 49445 NULL +disable_so_hpi_cobranet_get_ip_address_fndecl_49449 hpi_cobranet_get_ip_address fndecl 1 49449 NULL +disable_so_nla_put_s32_fndecl_49455 nla_put_s32 fndecl 0-3 49455 NULL +disable_so_saa711x_s_clock_freq_fndecl_49457 saa711x_s_clock_freq fndecl 2 49457 NULL +disable_so_timestamp_mwl8k_tx_desc_49459 timestamp mwl8k_tx_desc 0 49459 NULL +disable_so___xfrm6_dpref_spref_hash_fndecl_49463 __xfrm6_dpref_spref_hash fndecl 0 49463 NULL +disable_so_dn_hash_fndecl_49465 dn_hash fndecl 0-1-2 49465 NULL +disable_so_x_runtime_sc_49473 x runtime_sc 0 49473 NULL +disable_so_sgl_pg1_addr_hi_sgl_page_pairs_49474 sgl_pg1_addr_hi sgl_page_pairs 0 49474 NULL +disable_so_mtime_sec_p9_iattr_dotl_49482 mtime_sec p9_iattr_dotl 0 49482 NULL +disable_so_mpll_ad_func_cntl_ci_clock_registers_49490 mpll_ad_func_cntl ci_clock_registers 0 49490 NULL nohasharray +disable_so_mounted_uid_ncp_mount_data_v4_49490 mounted_uid ncp_mount_data_v4 0 49490 &disable_so_mpll_ad_func_cntl_ci_clock_registers_49490 +disable_so_i2c_write_le16_fndecl_49491 i2c_write_le16 fndecl 0 49491 NULL nohasharray +disable_so_svm_compute_tsc_offset_fndecl_49491 svm_compute_tsc_offset fndecl 0-2 49491 &disable_so_i2c_write_le16_fndecl_49491 +disable_so_d_rtbtimer_xfs_disk_dquot_49495 d_rtbtimer xfs_disk_dquot 0 49495 NULL +disable_so_parport_set_timeout_fndecl_49497 parport_set_timeout fndecl 2-0 49497 NULL +disable_so_radelay_esp_49498 radelay esp 0 49498 NULL +disable_so_addr_i2c_board_info_49507 addr i2c_board_info 0 49507 NULL +disable_so_adma_addr_sdhci_host_49508 adma_addr sdhci_host 0 49508 NULL +disable_so_rq_addr_t3_rdma_init_wr_49515 rq_addr t3_rdma_init_wr 0 49515 NULL +disable_so_runtime_remaining_cfs_rq_49516 runtime_remaining cfs_rq 0 49516 NULL +disable_so_dreq_timestamp_time_dccp_request_sock_49520 dreq_timestamp_time dccp_request_sock 0 49520 NULL +disable_so_regmap_add_irq_chip_fndecl_49529 regmap_add_irq_chip fndecl 4-0-2-3 49529 NULL +disable_so_drm_fixp_div_fndecl_49535 drm_fixp_div fndecl 0-1-2 49535 NULL +disable_so_ar_addr_qla8044_quad_entry_49543 ar_addr qla8044_quad_entry 0 49543 NULL +disable_so_regcache_lzo_compress_cache_block_fndecl_49544 regcache_lzo_compress_cache_block fndecl 0 49544 NULL +disable_so___subtree_last_interval_tree_node_49547 __subtree_last interval_tree_node 0 49547 NULL +disable_so_pll1_feedback_div_ad9523_platform_data_49550 pll1_feedback_div ad9523_platform_data 0 49550 NULL nohasharray +disable_so_uncore_get_attr_cpumask_fndecl_49550 uncore_get_attr_cpumask fndecl 0 49550 &disable_so_pll1_feedback_div_ad9523_platform_data_49550 +disable_so_read_clocksource_49555 read clocksource 0 49555 NULL +disable_so_hash_sk_buff_49561 hash sk_buff 0 49561 NULL +disable_so_I_T_nexus_loss_timeout_sas_end_device_49562 I_T_nexus_loss_timeout sas_end_device 0 49562 NULL nohasharray +disable_so_enc_addr_high_ssp_ini_io_start_req_49562 enc_addr_high ssp_ini_io_start_req 0 49562 &disable_so_I_T_nexus_loss_timeout_sas_end_device_49562 +disable_so_alarm_clock_getres_fndecl_49575 alarm_clock_getres fndecl 1 49575 NULL +disable_so_regcache_lzo_get_blkpos_fndecl_49577 regcache_lzo_get_blkpos fndecl 0-2 49577 NULL +disable_so_atyfb_get_pixclock_fndecl_49582 atyfb_get_pixclock fndecl 0 49582 NULL +disable_so_mclkdiv_pll_div_49594 mclkdiv pll_div 0 49594 NULL +disable_so_frame_phys_addr_megasas_cmd_49601 frame_phys_addr megasas_cmd 0 49601 NULL nohasharray +disable_so_ccp_sha_digest_fndecl_49601 ccp_sha_digest fndecl 0 49601 &disable_so_frame_phys_addr_megasas_cmd_49601 +disable_so_si476x_core_cmd_am_tune_freq_a10_fndecl_49610 si476x_core_cmd_am_tune_freq_a10 fndecl 0 49610 NULL +disable_so_sctp_setsockopt_delayed_ack_fndecl_49618 sctp_setsockopt_delayed_ack fndecl 3-0 49618 NULL +disable_so_gpu_addr_radeon_ring_49632 gpu_addr radeon_ring 0 49632 NULL +disable_so_uac_clock_selector_get_val_fndecl_49639 uac_clock_selector_get_val fndecl 0-2 49639 NULL nohasharray +disable_so_osc_clock_freq_drxd_state_49639 osc_clock_freq drxd_state 0 49639 &disable_so_uac_clock_selector_get_val_fndecl_49639 +disable_so_addr_rx_desc_49640 addr rx_desc 0 49640 NULL +disable_so_r600_engine_clock_entry_set_reference_divider_fndecl_49644 r600_engine_clock_entry_set_reference_divider fndecl 3 49644 NULL +disable_so_set_fan_div_fndecl_49645 set_fan_div fndecl 0-4 49645 NULL nohasharray +disable_so_intermediate_freq_drx_common_attr_49645 intermediate_freq drx_common_attr 0 49645 &disable_so_set_fan_div_fndecl_49645 +disable_so_wr32_nvkm_ofuncs_49648 wr32 nvkm_ofuncs 2-3 49648 NULL +disable_so__rtl8821ae_phy_calculate_bit_shift_fndecl_49649 _rtl8821ae_phy_calculate_bit_shift fndecl 0-1 49649 NULL +disable_so_cpufreq_governor_start_fndecl_49658 cpufreq_governor_start fndecl 0 49658 NULL +disable_so_mcgstatus_mce_49682 mcgstatus mce 0 49682 NULL +disable_so_bitmap_size_f2fs_nm_info_49684 bitmap_size f2fs_nm_info 0 49684 NULL +disable_so_SYSC_setgid_fndecl_49688 SYSC_setgid fndecl 0 49688 NULL +disable_so_dx_tss_segment_16_49692 dx tss_segment_16 0 49692 NULL +disable_so_tg3_test_interrupt_fndecl_49694 tg3_test_interrupt fndecl 0 49694 NULL +disable_so_rv6xx_compute_count_for_delay_fndecl_49697 rv6xx_compute_count_for_delay fndecl 0-2-3 49697 NULL +disable_so_read_time_mei_cl_cb_49706 read_time mei_cl_cb 0 49706 NULL +disable_so_addrconf_forward_change_fndecl_49711 addrconf_forward_change fndecl 2 49711 NULL +disable_so_cx24113_writereg_fndecl_49714 cx24113_writereg fndecl 0-3 49714 NULL +disable_so_demod_address_tda1004x_config_49721 demod_address tda1004x_config 0 49721 NULL +disable_so_device_timestamp_ieee80211_channel_switch_49722 device_timestamp ieee80211_channel_switch 0 49722 NULL +disable_so_gid_fileEntry_49725 gid fileEntry 0 49725 NULL +disable_so_dma_addr_clx2_queue_49729 dma_addr clx2_queue 0 49729 NULL +disable_so_extsize_crypto_type_49730 extsize crypto_type 0 49730 NULL +disable_so_k__fll_div_49732 k _fll_div 0 49732 NULL +disable_so_sumo_set_ss_dividers_fndecl_49747 sumo_set_ss_dividers fndecl 2-3 49747 NULL +disable_so_i2c_clock_i2c_algo_pca_data_49751 i2c_clock i2c_algo_pca_data 0 49751 NULL nohasharray +disable_so_skb_get_hash_perturb_fndecl_49751 skb_get_hash_perturb fndecl 0 49751 &disable_so_i2c_clock_i2c_algo_pca_data_49751 +disable_so_expire_llc_timer_49752 expire llc_timer 0 49752 NULL +disable_so_rdma_copy_addr_fndecl_49754 rdma_copy_addr fndecl 0 49754 NULL +disable_so_hblank___fb_timings_49755 hblank __fb_timings 0 49755 NULL +disable_so_stripe_count_nfs4_file_layout_dsaddr_49758 stripe_count nfs4_file_layout_dsaddr 0 49758 NULL +disable_so_inet_rtm_newaddr_fndecl_49766 inet_rtm_newaddr fndecl 0 49766 NULL nohasharray +disable_so_generic_handle_irq_fndecl_49766 generic_handle_irq fndecl 1 49766 &disable_so_inet_rtm_newaddr_fndecl_49766 +disable_so_parport_ieee1284_ecp_write_addr_fndecl_49769 parport_ieee1284_ecp_write_addr fndecl 0 49769 NULL +disable_so_dl_runtime_sched_dl_entity_49775 dl_runtime sched_dl_entity 0 49775 NULL +disable_so_cur_saddr_pktgen_dev_49776 cur_saddr pktgen_dev 0 49776 NULL +disable_so_nf_ct_expect_dst_hash_fndecl_49778 nf_ct_expect_dst_hash fndecl 0 49778 NULL +disable_so_compat_sys_times_fndecl_49783 compat_sys_times fndecl 0 49783 NULL nohasharray +disable_so___bitmap_shift_left_fndecl_49783 __bitmap_shift_left fndecl 3-4 49783 &disable_so_compat_sys_times_fndecl_49783 +disable_so_sq_addr_high_nes_qp_context_49784 sq_addr_high nes_qp_context 0 49784 NULL +disable_so_phy_address_ethtool_cmd_49790 phy_address ethtool_cmd 0 49790 NULL +disable_so_intr_timer_type_vnic_enet_config_49793 intr_timer_type vnic_enet_config 0 49793 NULL +disable_so_end_time_bfa_diag_dport_result_s_49798 end_time bfa_diag_dport_result_s 0 49798 NULL +disable_so_prot_addr_saa7146_video_dma_49808 prot_addr saa7146_video_dma 0 49808 NULL +disable_so_p2m_timeout_show_fndecl_49814 p2m_timeout_show fndecl 0 49814 NULL +disable_so_pr_uid_compat_elf_prpsinfo_49815 pr_uid compat_elf_prpsinfo 0 49815 NULL +disable_so_pch_udc_disable_ep_interrupts_fndecl_49816 pch_udc_disable_ep_interrupts fndecl 2 49816 NULL +disable_so_bd_list_addr_lo_bnx2i_login_request_49817 bd_list_addr_lo bnx2i_login_request 0 49817 NULL +disable_so_nsec_pvclock_wall_clock_49833 nsec pvclock_wall_clock 0 49833 NULL +disable_so_bss_lose_timeout_conf_conn_settings_49850 bss_lose_timeout conf_conn_settings 0 49850 NULL +disable_so_snd_opl3_timer1_init_fndecl_49852 snd_opl3_timer1_init fndecl 0-2 49852 NULL +disable_so_data_crb_addr_pair_49859 data crb_addr_pair 0 49859 NULL +disable_so_txeol_interrupt_mask_ath_hw_49864 txeol_interrupt_mask ath_hw 0 49864 NULL +disable_so_ctrl_freq_set_fndecl_49865 ctrl_freq_set fndecl 3 49865 NULL +disable_so_freq_pda_iq_autocal_entry_49869 freq pda_iq_autocal_entry 0 49869 NULL +disable_so_kempld_wdt_set_timeout_fndecl_49893 kempld_wdt_set_timeout fndecl 2 49893 NULL +disable_so_nilfs_btree_node_set_ptr_fndecl_49897 nilfs_btree_node_set_ptr fndecl 2-3 49897 NULL +disable_so_time_to_val_fndecl_49902 time_to_val fndecl 0-4-2-3 49902 NULL +disable_so_capture_timestamp_qla27xx_fwdt_template_49904 capture_timestamp qla27xx_fwdt_template 0 49904 NULL nohasharray +disable_so_wl1273_fm_set_rx_freq_fndecl_49904 wl1273_fm_set_rx_freq fndecl 2 49904 &disable_so_capture_timestamp_qla27xx_fwdt_template_49904 +disable_so_set_spdif_clock_snd_ice1712_49905 set_spdif_clock snd_ice1712 2 49905 NULL +disable_so_nmi_evntsel_msr_to_bit_fndecl_49906 nmi_evntsel_msr_to_bit fndecl 0-1 49906 NULL +disable_so_get_ipv6_addr_fndecl_49909 get_ipv6_addr fndecl 2 49909 NULL +disable_so_bitstream_cursor_advance_fndecl_49911 bitstream_cursor_advance fndecl 2 49911 NULL +disable_so_trap_addr_sdpcm_shared_49924 trap_addr sdpcm_shared 0 49924 NULL +disable_so_show_port_gid_fndecl_49927 show_port_gid fndecl 0 49927 NULL +disable_so_ib_sa_guid_info_rec_query_fndecl_49928 ib_sa_guid_info_rec_query fndecl 0-3-5-7-8 49928 NULL +disable_so_mtrr_type_lookup_fndecl_49929 mtrr_type_lookup fndecl 1-2 49929 NULL +disable_so_persistent_offset_sst_module_runtime_49933 persistent_offset sst_module_runtime 0 49933 NULL +disable_so_lvb_ictime_packed_ocfs2_meta_lvb_49940 lvb_ictime_packed ocfs2_meta_lvb 0 49940 NULL +disable_so_boost_freq_lm3533_platform_data_49943 boost_freq lm3533_platform_data 0 49943 NULL +disable_so_inet_twsk_schedule_fndecl_49946 inet_twsk_schedule fndecl 2 49946 NULL +disable_so_host_time_adj_time_work_49952 host_time adj_time_work 0 49952 NULL +disable_so_b43_dma_address_fndecl_49953 b43_dma_address fndecl 0-2 49953 NULL +disable_so_max_delay_iwl_time_event_cmd_49957 max_delay iwl_time_event_cmd 0 49957 NULL +disable_so_shash_final_unaligned_fndecl_49961 shash_final_unaligned fndecl 0 49961 NULL +disable_so_mpll_func_cntl_si_clock_registers_49965 mpll_func_cntl si_clock_registers 0 49965 NULL +disable_so_nfsd4_write_time_fndecl_49969 nfsd4_write_time fndecl 0 49969 NULL +disable_so_ds1374_set_time_fndecl_49975 ds1374_set_time fndecl 0 49975 NULL +disable_so_batadv_hash_new_fndecl_49976 batadv_hash_new fndecl 1 49976 NULL +disable_so_timeout_i2c_adapter_49981 timeout i2c_adapter 0 49981 NULL nohasharray +disable_so_delay_radeon_voltage_49981 delay radeon_voltage 0 49981 &disable_so_timeout_i2c_adapter_49981 nohasharray +disable_so___cpufreq_stats_create_table_fndecl_49981 __cpufreq_stats_create_table fndecl 0 49981 &disable_so_delay_radeon_voltage_49981 +disable_so_op_x86_virt_to_phys_fndecl_49986 op_x86_virt_to_phys fndecl 0-1 49986 NULL nohasharray +disable_so_freq_time_stamp_hw_perf_event_49986 freq_time_stamp hw_perf_event 0 49986 &disable_so_op_x86_virt_to_phys_fndecl_49986 +disable_so_dib7000p_get_internal_freq_fndecl_49987 dib7000p_get_internal_freq fndecl 0 49987 NULL nohasharray +disable_so_msr_daio_desc_49987 msr daio_desc 0 49987 &disable_so_dib7000p_get_internal_freq_fndecl_49987 +disable_so_RF_SYN_reserved_addr28_chan_info_nphy_radio205x_49990 RF_SYN_reserved_addr28 chan_info_nphy_radio205x 0 49990 NULL +disable_so_timer_vardecl_iphase_c_49991 timer vardecl_iphase.c 0 49991 NULL +disable_so_typhoon_sleep_fndecl_49999 typhoon_sleep fndecl 0-2 49999 NULL +disable_so_confq_first_pbe_addr_lo_fcoe_kwqe_conn_offload3_50012 confq_first_pbe_addr_lo fcoe_kwqe_conn_offload3 0 50012 NULL +disable_so__rtl92d_phy_calculate_bit_shift_fndecl_50016 _rtl92d_phy_calculate_bit_shift fndecl 0-1 50016 NULL +disable_so_ds1307_set_time_fndecl_50017 ds1307_set_time fndecl 0 50017 NULL +disable_so_dma_addr__DMABUFFERENTRY_50032 dma_addr _DMABUFFERENTRY 0 50032 NULL +disable_so_payload_addr_isp1760_qtd_50045 payload_addr isp1760_qtd 0 50045 NULL +disable_so_crypto_pcbc_encrypt_fndecl_50054 crypto_pcbc_encrypt fndecl 0-4 50054 NULL +disable_so_tcp_shift_skb_data_fndecl_50056 tcp_shift_skb_data fndecl 5-4 50056 NULL +disable_so_reference_div_radeon_pll_50062 reference_div radeon_pll 0 50062 NULL +disable_so_io_addr_blogic_adapter_50066 io_addr blogic_adapter 0 50066 NULL +disable_so_bfs_paprd_timestamp_ath_buf_state_50090 bfs_paprd_timestamp ath_buf_state 0 50090 NULL +disable_so_address_bau_msg_payload_50110 address bau_msg_payload 0 50110 NULL +disable_so_scsi_reset_delay_adveep_3550_config_50118 scsi_reset_delay adveep_3550_config 0 50118 NULL +disable_so_start_bit_alps_bitmap_point_50119 start_bit alps_bitmap_point 0 50119 NULL +disable_so_i_atime_ext2_inode_50120 i_atime ext2_inode 0 50120 NULL nohasharray +disable_so_link_down_time_swStat_50120 link_down_time swStat 0 50120 &disable_so_i_atime_ext2_inode_50120 +disable_so_sys_timerfd_settime_fndecl_50127 sys_timerfd_settime fndecl 1 50127 NULL nohasharray +disable_so_t1timer_lapb_parms_struct_50127 t1timer lapb_parms_struct 0 50127 &disable_so_sys_timerfd_settime_fndecl_50127 +disable_so_lp8755_buck_enable_time_fndecl_50128 lp8755_buck_enable_time fndecl 0 50128 NULL +disable_so_hash_v4_fndecl_50129 hash_v4 fndecl 0 50129 NULL +disable_so_btree_lookup128_fndecl_50132 btree_lookup128 fndecl 3 50132 NULL +disable_so_data_msr_data_50133 data msr_data 0 50133 NULL +disable_so_max_freq_ufs_clk_info_50134 max_freq ufs_clk_info 0 50134 NULL +disable_so_carl9170_debugfs_tx_ampdu_scheduler_read_fndecl_50136 carl9170_debugfs_tx_ampdu_scheduler_read fndecl 3 50136 NULL nohasharray +disable_so_write32_tg3_50136 write32 tg3 3 50136 &disable_so_carl9170_debugfs_tx_ampdu_scheduler_read_fndecl_50136 +disable_so_vm_addr_fndecl_50143 vm_addr fndecl 0-2-3-4 50143 NULL +disable_so_mmc_sd_runtime_suspend_fndecl_50164 mmc_sd_runtime_suspend fndecl 0 50164 NULL +disable_so_msr_pcap_chip_50171 msr pcap_chip 0 50171 NULL +disable_so_ptp_clock_index_fndecl_50179 ptp_clock_index fndecl 0 50179 NULL nohasharray +disable_so_str2hashbuf_signed_fndecl_50179 str2hashbuf_signed fndecl 2 50179 &disable_so_ptp_clock_index_fndecl_50179 +disable_so_dapm_clock_event_fndecl_50184 dapm_clock_event fndecl 0 50184 NULL nohasharray +disable_so_skcipher_null_givdecrypt_fndecl_50184 skcipher_null_givdecrypt fndecl 0 50184 &disable_so_dapm_clock_event_fndecl_50184 +disable_so_nlm_timeout_vardecl_svc_c_50197 nlm_timeout vardecl_svc.c 0 50197 NULL +disable_so_st_mtime_nsec_stat_50200 st_mtime_nsec stat 0 50200 NULL +disable_so_haddr_tpd_haddr_50202 haddr tpd_haddr 0 50202 NULL +disable_so_cx24116_sleep_fndecl_50204 cx24116_sleep fndecl 0 50204 NULL +disable_so_printframe_fndecl_50210 printframe fndecl 3 50210 NULL nohasharray +disable_so_pch_udc_write_device_interrupts_fndecl_50210 pch_udc_write_device_interrupts fndecl 2 50210 &disable_so_printframe_fndecl_50210 +disable_so_measure_12bit_voltage_fndecl_50211 measure_12bit_voltage fndecl 0-2 50211 NULL +disable_so_mcheck_init_device_fndecl_50223 mcheck_init_device fndecl 0 50223 NULL +disable_so_igb_init_rx_addrs_fndecl_50228 igb_init_rx_addrs fndecl 2 50228 NULL +disable_so_s11_img_ir_timing_regvals_50232 s11 img_ir_timing_regvals 0 50232 NULL +disable_so_paddr_mwifiex_pcie_buf_desc_50236 paddr mwifiex_pcie_buf_desc 0 50236 NULL +disable_so_rdma_resolve_addr_fndecl_50240 rdma_resolve_addr fndecl 0 50240 NULL +disable_so_mlx4_ib_notify_slaves_on_guid_change_fndecl_50248 mlx4_ib_notify_slaves_on_guid_change fndecl 2-3 50248 NULL +disable_so_si476x_core_cmd_am_tune_freq_a20_fndecl_50250 si476x_core_cmd_am_tune_freq_a20 fndecl 0 50250 NULL +disable_so_addr_lo_dma_address_50252 addr_lo dma_address 0 50252 NULL +disable_so_scsi_runtime_resume_fndecl_50254 scsi_runtime_resume fndecl 0 50254 NULL +disable_so_pkt_rbtree_find_fndecl_50259 pkt_rbtree_find fndecl 2 50259 NULL +disable_so_p_div_aic31xx_priv_50261 p_div aic31xx_priv 0 50261 NULL +disable_so_da9052_rtc_set_time_fndecl_50269 da9052_rtc_set_time fndecl 0 50269 NULL +disable_so_read_addr_qla4_83xx_minidump_entry_rdmem_pex_dma_50271 read_addr qla4_83xx_minidump_entry_rdmem_pex_dma 0 50271 NULL +disable_so_timeout_jiffies_qib_qp_50276 timeout_jiffies qib_qp 0 50276 NULL +disable_so_tmr_restart_sound_lowlev_timer_50278 tmr_restart sound_lowlev_timer 1 50278 NULL +disable_so_irq_domain_free_irqs_common_fndecl_50279 irq_domain_free_irqs_common fndecl 2-3 50279 NULL nohasharray +disable_so_hsync_vsync_offset_pulse_width_hi_detailed_pixel_timing_50279 hsync_vsync_offset_pulse_width_hi detailed_pixel_timing 0 50279 &disable_so_irq_domain_free_irqs_common_fndecl_50279 +disable_so_eop_ring_buffer_address_queue_properties_50280 eop_ring_buffer_address queue_properties 0 50280 NULL +disable_so_bna_rx_coalescing_timeo_set_fndecl_50282 bna_rx_coalescing_timeo_set fndecl 2 50282 NULL +disable_so_shash_compat_update_fndecl_50285 shash_compat_update fndecl 0-3 50285 NULL +disable_so_get_physaddr_buffered_ioctl_fndecl_50286 get_physaddr_buffered_ioctl fndecl 0 50286 NULL +disable_so_snd_hrtimer_init_fndecl_50291 snd_hrtimer_init fndecl 0 50291 NULL +disable_so_cpuidle_add_state_sysfs_fndecl_50292 cpuidle_add_state_sysfs fndecl 0 50292 NULL +disable_so_bitmap_set_bits_fndecl_50299 bitmap_set_bits fndecl 3-4 50299 NULL +disable_so_cur_sge_off_fcoe_mul_sges_ctx_50300 cur_sge_off fcoe_mul_sges_ctx 0 50300 NULL +disable_so_mpll_func_cntl_1_si_clock_registers_50301 mpll_func_cntl_1 si_clock_registers 0 50301 NULL +disable_so_genwqe_debugfs_curr_dbg_uid0_open_fndecl_50304 genwqe_debugfs_curr_dbg_uid0_open fndecl 0 50304 NULL +disable_so_tx_interframe_timeout_wil6210_priv_50305 tx_interframe_timeout wil6210_priv 0 50305 NULL +disable_so_pending_csums_btrfs_delayed_ref_root_50311 pending_csums btrfs_delayed_ref_root 0 50311 NULL +disable_so_addr_count_blogic_adapter_50326 addr_count blogic_adapter 0 50326 NULL +disable_so_cpufreq_out_of_sync_fndecl_50327 cpufreq_out_of_sync fndecl 2 50327 NULL nohasharray +disable_so_typ_timing_entry_50327 typ timing_entry 0 50327 &disable_so_cpufreq_out_of_sync_fndecl_50327 +disable_so_used_skcipher_ctx_50342 used skcipher_ctx 0 50342 NULL +disable_so_iscsit_create_random_array_fndecl_50360 iscsit_create_random_array fndecl 2 50360 NULL +disable_so_current_frequency_s5h1409_state_50366 current_frequency s5h1409_state 0 50366 NULL +disable_so_cb_camif_addr_50371 cb camif_addr 0 50371 NULL +disable_so_prepare_kswapd_sleep_fndecl_50377 prepare_kswapd_sleep fndecl 2-3 50377 NULL +disable_so___tcf_hash_release_fndecl_50380 __tcf_hash_release fndecl 0 50380 NULL +disable_so_ntfs_bitmap_clear_bit_fndecl_50382 ntfs_bitmap_clear_bit fndecl 2 50382 NULL +disable_so_tg3_ptp_adjtime_fndecl_50384 tg3_ptp_adjtime fndecl 2 50384 NULL +disable_so_xfs_btree_copy_recs_fndecl_50385 xfs_btree_copy_recs fndecl 4 50385 NULL +disable_so___cpufreq_get_fndecl_50397 __cpufreq_get fndecl 0 50397 NULL +disable_so_rtl821x_ack_interrupt_fndecl_50399 rtl821x_ack_interrupt fndecl 0 50399 NULL +disable_so_ss_divider_index_sumo_pl_50401 ss_divider_index sumo_pl 0 50401 NULL +disable_so_igb_runtime_suspend_fndecl_50408 igb_runtime_suspend fndecl 0 50408 NULL nohasharray +disable_so_hash_ipmark4_expire_fndecl_50408 hash_ipmark4_expire fndecl 4 50408 &disable_so_igb_runtime_suspend_fndecl_50408 +disable_so_addr_TxDesc_50413 addr TxDesc 0 50413 NULL +disable_so_xfs_btree_dup_cursor_fndecl_50417 xfs_btree_dup_cursor fndecl 0 50417 NULL +disable_so_channel2freq_bg_fndecl_50421 channel2freq_bg fndecl 0-1 50421 NULL +disable_so_freq_lo_jiffies_od_cpu_dbs_info_s_50424 freq_lo_jiffies od_cpu_dbs_info_s 0 50424 NULL +disable_so_time_cifsInodeInfo_50431 time cifsInodeInfo 0 50431 NULL +disable_so_tps65910_rtc_read_time_fndecl_50446 tps65910_rtc_read_time fndecl 0 50446 NULL +disable_so_freq_wmi_p2p_rx_probe_req_event_50455 freq wmi_p2p_rx_probe_req_event 0 50455 NULL +disable_so_ifa_cstamp_in_ifaddr_50464 ifa_cstamp in_ifaddr 0 50464 NULL +disable_so_reg_ds1685_rtc_time_regs_50466 reg ds1685_rtc_time_regs 0 50466 NULL +disable_so_n_freq_tbl_50468 n freq_tbl 0 50468 NULL +disable_so_hash_code_f2fs_dir_entry_50474 hash_code f2fs_dir_entry 0 50474 NULL +disable_so_link_check_timeout_i40e_pf_50476 link_check_timeout i40e_pf 0 50476 NULL +disable_so_addr_lo_eth_rx_cqe_next_page_50479 addr_lo eth_rx_cqe_next_page 0 50479 NULL +disable_so_sr_timestamp_nfs4_sequence_res_50481 sr_timestamp nfs4_sequence_res 0 50481 NULL nohasharray +disable_so_cpumask_parse_fndecl_50481 cpumask_parse fndecl 0 50481 &disable_so_sr_timestamp_nfs4_sequence_res_50481 +disable_so_set_pte_vaddr_pud_fndecl_50497 set_pte_vaddr_pud fndecl 2 50497 NULL +disable_so_pa_rxrf_lna1_freq_tune_chan_info_2064_lcnphy_50502 pa_rxrf_lna1_freq_tune chan_info_2064_lcnphy 0 50502 NULL +disable_so_uv_global_gru_mmr_address_fndecl_50507 uv_global_gru_mmr_address fndecl 0-1-2 50507 NULL +disable_so_address_desc_ptr_50509 address desc_ptr 0 50509 NULL +disable_so_crypto_aead_alg_maxauthsize_fndecl_50510 crypto_aead_alg_maxauthsize fndecl 0 50510 NULL +disable_so_pci_get_interrupt_pin_fndecl_50512 pci_get_interrupt_pin fndecl 0 50512 NULL +disable_so_addr_assign_type_show_fndecl_50513 addr_assign_type_show fndecl 0 50513 NULL +disable_so_frequency_si4713_device_50518 frequency si4713_device 0 50518 NULL +disable_so__iommu_cpumask_show_fndecl_50522 _iommu_cpumask_show fndecl 0 50522 NULL +disable_so_mma9551_runtime_resume_fndecl_50531 mma9551_runtime_resume fndecl 0 50531 NULL +disable_so_mvs_set_sas_addr_fndecl_50535 mvs_set_sas_addr fndecl 2-5 50535 NULL +disable_so_rv3029c2_rtc_set_time_fndecl_50537 rv3029c2_rtc_set_time fndecl 0 50537 NULL nohasharray +disable_so__zd_iowrite32v_async_locked_fndecl_50537 _zd_iowrite32v_async_locked fndecl 3-0 50537 &disable_so_rv3029c2_rtc_set_time_fndecl_50537 +disable_so_demod_addr_m88rs2000_config_50543 demod_addr m88rs2000_config 0 50543 NULL +disable_so_mv88e6xxx_set_addr_indirect_fndecl_50547 mv88e6xxx_set_addr_indirect fndecl 0 50547 NULL nohasharray +disable_so_bind_evtchn_to_irqhandler_fndecl_50547 bind_evtchn_to_irqhandler fndecl 0-1 50547 &disable_so_mv88e6xxx_set_addr_indirect_fndecl_50547 +disable_so_twl6030_interrupt_unmask_fndecl_50550 twl6030_interrupt_unmask fndecl 2-0 50550 NULL +disable_so_recovery_pio_clocks_50551 recovery pio_clocks 0 50551 NULL +disable_so_lp8788_rtc_read_time_fndecl_50573 lp8788_rtc_read_time fndecl 0 50573 NULL nohasharray +disable_so_dummy_buffer_addr_hi_fcoe_kwqe_init1_50573 dummy_buffer_addr_hi fcoe_kwqe_init1 0 50573 &disable_so_lp8788_rtc_read_time_fndecl_50573 nohasharray +disable_so_power_page_addr_pm80x_subchip_50573 power_page_addr pm80x_subchip 0 50573 &disable_so_dummy_buffer_addr_hi_fcoe_kwqe_init1_50573 +disable_so_beacon_timeout_ieee80211_if_managed_50580 beacon_timeout ieee80211_if_managed 0 50580 NULL +disable_so_mag3110_get_samp_freq_index_fndecl_50581 mag3110_get_samp_freq_index fndecl 0 50581 NULL +disable_so_sock_get_timestamp_fndecl_50582 sock_get_timestamp fndecl 0 50582 NULL +disable_so_addr_low_lancer_cmd_req_read_object_50585 addr_low lancer_cmd_req_read_object 0 50585 NULL +disable_so_regcache_lzo_write_fndecl_50595 regcache_lzo_write fndecl 0-2-3 50595 NULL +disable_so_enable_time_regulator_desc_50604 enable_time regulator_desc 0 50604 NULL +disable_so___cpufreq_driver_target_fndecl_50610 __cpufreq_driver_target fndecl 2 50610 NULL +disable_so_mt_ctxbitmap_gru_mm_tracker_50612 mt_ctxbitmap gru_mm_tracker 0 50612 NULL +disable_so_compat_sys_futimesat_fndecl_50617 compat_sys_futimesat fndecl 1-0 50617 NULL +disable_so_bind_timeout_rpc_xprt_50622 bind_timeout rpc_xprt 0 50622 NULL +disable_so_wait_conversion_complete_interrupt_fndecl_50628 wait_conversion_complete_interrupt fndecl 0 50628 NULL +disable_so_minimum_acpi_address64_attribute_50631 minimum acpi_address64_attribute 0 50631 NULL +disable_so_radix_tree_delete_fndecl_50632 radix_tree_delete fndecl 2 50632 NULL +disable_so_snd_timer_user_stop_fndecl_50656 snd_timer_user_stop fndecl 0 50656 NULL +disable_so_m_hi_cfg_timing_div_drxk_state_50665 m_hi_cfg_timing_div drxk_state 0 50665 NULL +disable_so_r_timeout_ceph_mds_request_50669 r_timeout ceph_mds_request 0 50669 NULL +disable_so_snd_timer_continue_fndecl_50670 snd_timer_continue fndecl 0 50670 NULL +disable_so_dwc3_ep0_set_isoch_delay_fndecl_50672 dwc3_ep0_set_isoch_delay fndecl 0 50672 NULL +disable_so_btree_submit_bio_hook_fndecl_50677 btree_submit_bio_hook fndecl 0-2-6 50677 NULL +disable_so_start_pid_hrtimer_50687 start_pid hrtimer 0 50687 NULL +disable_so_deliver_posted_interrupt_kvm_x86_ops_50698 deliver_posted_interrupt kvm_x86_ops 2 50698 NULL +disable_so_pwm_divisor_max8997_haptic_50704 pwm_divisor max8997_haptic 0 50704 NULL +disable_so_dma_addr_iwl_queue_50725 dma_addr iwl_queue 0 50725 NULL +disable_so_di_uid_qnx4_inode_entry_50728 di_uid qnx4_inode_entry 0 50728 NULL +disable_so_nfs_idmap_cache_timeout_vardecl_50733 nfs_idmap_cache_timeout vardecl 0 50733 NULL +disable_so_carl9170_set_beacon_timers_fndecl_50741 carl9170_set_beacon_timers fndecl 0 50741 NULL +disable_so_msg_addr_hi_vf_pf_event_data_50756 msg_addr_hi vf_pf_event_data 0 50756 NULL +disable_so_jiffies_vid_cap_vivid_dev_50760 jiffies_vid_cap vivid_dev 0 50760 NULL +disable_so_addr_amdgpu_dummy_page_50765 addr amdgpu_dummy_page 0 50765 NULL +disable_so_img_i2c_raw_atomic_delay_handler_fndecl_50779 img_i2c_raw_atomic_delay_handler fndecl 0 50779 NULL +disable_so_dst_addr_filter_ipv4_5tuple_50793 dst_addr filter_ipv4_5tuple 0 50793 NULL +disable_so_remote_ca_guid_ib_cm_rep_event_param_50795 remote_ca_guid ib_cm_rep_event_param 0 50795 NULL nohasharray +disable_so_ioaddr_physical_voice_info_50795 ioaddr physical_voice_info 0 50795 &disable_so_remote_ca_guid_ib_cm_rep_event_param_50795 +disable_so_xfs_btree_log_recs_fndecl_50800 xfs_btree_log_recs fndecl 3-4 50800 NULL +disable_so_iwl_sta_modify_sleep_tx_count_fndecl_50811 iwl_sta_modify_sleep_tx_count fndecl 2 50811 NULL nohasharray +disable_so_ldt_tss_segment_16_50811 ldt tss_segment_16 0 50811 &disable_so_iwl_sta_modify_sleep_tx_count_fndecl_50811 +disable_so_adxl34x_autosleep_store_fndecl_50816 adxl34x_autosleep_store fndecl 0-4 50816 NULL +disable_so_io_schedule_timeout_fndecl_50822 io_schedule_timeout fndecl 1-0 50822 NULL +disable_so_addr_pm8001_prd_50827 addr pm8001_prd 0 50827 NULL +disable_so_hfsplus_btree_write_fndecl_50829 hfsplus_btree_write fndecl 0 50829 NULL +disable_so_jfs_strfromUCS_le_fndecl_50830 jfs_strfromUCS_le fndecl 0-3 50830 NULL +disable_so_dmaaddr_b43_dmadesc_meta_50842 dmaaddr b43_dmadesc_meta 0 50842 NULL +disable_so_eh_timeout_scsi_device_50843 eh_timeout scsi_device 0 50843 NULL +disable_so_max_buffer_time_batadv_priv_nc_50848 max_buffer_time batadv_priv_nc 0 50848 NULL +disable_so_mask_timecounter_50851 mask timecounter 0 50851 NULL +disable_so_i2c_addr_cx24113_config_50855 i2c_addr cx24113_config 0 50855 NULL +disable_so_clock_khz_ocores_i2c_platform_data_50856 clock_khz ocores_i2c_platform_data 0 50856 NULL nohasharray +disable_so_i2c_addr_i2c_device_addr_50856 i2c_addr i2c_device_addr 0 50856 &disable_so_clock_khz_ocores_i2c_platform_data_50856 +disable_so_lp_rx_timeout_intel_dsi_50859 lp_rx_timeout intel_dsi 0 50859 NULL nohasharray +disable_so_crypto_authenc_givencrypt_done_fndecl_50859 crypto_authenc_givencrypt_done fndecl 2 50859 &disable_so_lp_rx_timeout_intel_dsi_50859 +disable_so_origninator_host_cmd_ds_11n_batimeout_50866 origninator host_cmd_ds_11n_batimeout 0 50866 NULL +disable_so_ip_vs_conn_hashkey_fndecl_50872 ip_vs_conn_hashkey fndecl 0-2-3 50872 NULL +disable_so_twa_aen_sync_time_fndecl_50875 twa_aen_sync_time fndecl 2 50875 NULL +disable_so_cachedaddr_irda_sock_50876 cachedaddr irda_sock 0 50876 NULL +disable_so_carl9170_find_freq_idx_fndecl_50881 carl9170_find_freq_idx fndecl 3 50881 NULL +disable_so___next_timer_interrupt_fndecl_50887 __next_timer_interrupt fndecl 0 50887 NULL +disable_so_reg_addr_reg_val_50891 reg_addr reg_val 0 50891 NULL +disable_so_dma_ring_addr_i40e_virtchnl_txq_info_50900 dma_ring_addr i40e_virtchnl_txq_info 0 50900 NULL +disable_so_interval_tree_subtree_search_fndecl_50901 interval_tree_subtree_search fndecl 2-3 50901 NULL +disable_so_xfs_btree_log_ptrs_fndecl_50906 xfs_btree_log_ptrs fndecl 3-4 50906 NULL +disable_so_dib8000_get_time_us_fndecl_50908 dib8000_get_time_us fndecl 0 50908 NULL +disable_so_iscsi_nacl_attrib_store_random_datain_pdu_offsets_fndecl_50909 iscsi_nacl_attrib_store_random_datain_pdu_offsets fndecl 0-3 50909 NULL nohasharray +disable_so_seq_ceph_snap_context_50909 seq ceph_snap_context 0 50909 &disable_so_iscsi_nacl_attrib_store_random_datain_pdu_offsets_fndecl_50909 +disable_so_v_radeon_vce_clock_voltage_dependency_entry_50914 v radeon_vce_clock_voltage_dependency_entry 0 50914 NULL +disable_so_authenc_verify_ahash_update_done_fndecl_50918 authenc_verify_ahash_update_done fndecl 2 50918 NULL +disable_so___get_order_fndecl_50924 __get_order fndecl 0-1 50924 NULL +disable_so_ahash_complete_fndecl_50926 ahash_complete fndecl 2 50926 NULL +disable_so_aes_encrypt_interrupt_read_fndecl_50940 aes_encrypt_interrupt_read fndecl 3-0 50940 NULL +disable_so_m_freq_tbl_50942 m freq_tbl 0 50942 NULL +disable_so_faddr_ptd_50953 faddr ptd 0 50953 NULL +disable_so_ceph_mdsmap_get_addr_fndecl_50967 ceph_mdsmap_get_addr fndecl 2 50967 NULL +disable_so_cma_bitmap_aligned_mask_fndecl_50977 cma_bitmap_aligned_mask fndecl 0-2 50977 NULL +disable_so_iscsi_tpg_attrib_show_login_timeout_fndecl_50979 iscsi_tpg_attrib_show_login_timeout fndecl 0 50979 NULL +disable_so_send_set_imon_clock_fndecl_50982 send_set_imon_clock fndecl 0 50982 NULL +disable_so_inet_saddr_inet_sock_50990 inet_saddr inet_sock 0 50990 NULL +disable_so_qlcnic_get_mac_address_fndecl_50991 qlcnic_get_mac_address fndecl 3 50991 NULL +disable_so_afs_get_MAC_address_fndecl_50999 afs_get_MAC_address fndecl 0 50999 NULL +disable_so_timestamp_batadv_frag_table_entry_51002 timestamp batadv_frag_table_entry 0 51002 NULL nohasharray +disable_so_dn_rt_hash_mask_vardecl_dn_route_c_51002 dn_rt_hash_mask vardecl_dn_route.c 0 51002 &disable_so_timestamp_batadv_frag_table_entry_51002 +disable_so_phy_addr_tg3_51010 phy_addr tg3 0 51010 NULL +disable_so_vmx_set_tss_addr_fndecl_51020 vmx_set_tss_addr fndecl 0-2 51020 NULL +disable_so_dialed_frequency_ptp_clock_51022 dialed_frequency ptp_clock 0 51022 NULL nohasharray +disable_so_get_std_timing_fndecl_51022 get_std_timing fndecl 0 51022 &disable_so_dialed_frequency_ptp_clock_51022 +disable_so_hdspm_get_pll_freq_fndecl_51023 hdspm_get_pll_freq fndecl 0 51023 NULL +disable_so_sb_timeshift_hpfs_sb_info_51027 sb_timeshift hpfs_sb_info 0 51027 NULL +disable_so_ob_baseaddr_l_mvumi_hs_page4_51028 ob_baseaddr_l mvumi_hs_page4 0 51028 NULL +disable_so_tw_snd_nxt_tcp_timewait_sock_51035 tw_snd_nxt tcp_timewait_sock 0 51035 NULL +disable_so_buffer_used_snd_pcm_oss_runtime_51041 buffer_used snd_pcm_oss_runtime 0 51041 NULL +disable_so_read_addr_qla8xxx_minidump_entry_queue_51046 read_addr qla8xxx_minidump_entry_queue 0 51046 NULL +disable_so_address_vardecl_it8712f_wdt_c_51057 address vardecl_it8712f_wdt.c 0 51057 NULL +disable_so_kr_rcvhdraddr_ipath_kregs_51063 kr_rcvhdraddr ipath_kregs 0 51063 NULL +disable_so_wlcore_hw_ap_sleep_fndecl_51069 wlcore_hw_ap_sleep fndecl 0 51069 NULL +disable_so_vnic_dev_intr_coal_timer_info_fndecl_51076 vnic_dev_intr_coal_timer_info fndecl 0 51076 NULL +disable_so_table2_addr_ipw2100_ordinals_51081 table2_addr ipw2100_ordinals 0 51081 NULL +disable_so_addr_bnx2x_phy_51087 addr bnx2x_phy 0 51087 NULL +disable_so_xfs_btree_copy_ptrs_fndecl_51093 xfs_btree_copy_ptrs fndecl 4 51093 NULL +disable_so_core_frequency_transition_fndecl_51097 core_frequency_transition fndecl 2 51097 NULL +disable_so_msr_ioctl_fndecl_51103 msr_ioctl fndecl 0 51103 NULL +disable_so_split_timeout_hi_fw_card_51105 split_timeout_hi fw_card 0 51105 NULL +disable_so_msg_bits_ccp_sha_req_ctx_51106 msg_bits ccp_sha_req_ctx 0 51106 NULL +disable_so_page_order_btree_keys_51110 page_order btree_keys 0 51110 NULL +disable_so_pvclock_gtod_register_notifier_fndecl_51113 pvclock_gtod_register_notifier fndecl 0 51113 NULL +disable_so_cfg80211_ibss_wext_siwfreq_fndecl_51119 cfg80211_ibss_wext_siwfreq fndecl 0 51119 NULL +disable_so_pan_id_ieee802154_hw_addr_filt_51121 pan_id ieee802154_hw_addr_filt 0 51121 NULL +disable_so_alignmask_blkcipher_walk_51130 alignmask blkcipher_walk 0 51130 NULL +disable_so_i2c_master_send_fndecl_51152 i2c_master_send fndecl 3-0 51152 NULL +disable_so_skcipher_null_givencrypt_fndecl_51153 skcipher_null_givencrypt fndecl 0 51153 NULL +disable_so_hr_last_timeout_start_o2hb_region_51155 hr_last_timeout_start o2hb_region 0 51155 NULL +disable_so_cycles_ath_cycle_counters_51156 cycles ath_cycle_counters 0 51156 NULL +disable_so_notify_remote_via_irq_fndecl_51164 notify_remote_via_irq fndecl 1 51164 NULL +disable_so_onenand_block_address_fndecl_51167 onenand_block_address fndecl 0-2 51167 NULL +disable_so_ctimensec_fuse_setattr_in_51177 ctimensec fuse_setattr_in 0 51177 NULL +disable_so_exp_time_mesh_path_51180 exp_time mesh_path 0 51180 NULL +disable_so_tcp_try_rmem_schedule_fndecl_51194 tcp_try_rmem_schedule fndecl 3 51194 NULL +disable_so_avail_mlx4_bitmap_51198 avail mlx4_bitmap 0 51198 NULL +disable_so_s2mpa01_set_ramp_delay_fndecl_51200 s2mpa01_set_ramp_delay fndecl 0 51200 NULL +disable_so_addr_e820entry_51224 addr e820entry 0 51224 NULL +disable_so_rx_dma_addr_smsc9420_pdata_51225 rx_dma_addr smsc9420_pdata 0 51225 NULL +disable_so_trf7970a_pm_runtime_resume_fndecl_51233 trf7970a_pm_runtime_resume fndecl 0 51233 NULL +disable_so_pfkey_sockaddr_extract_fndecl_51238 pfkey_sockaddr_extract fndecl 0 51238 NULL +disable_so_clock_snd_ac97_bus_51245 clock snd_ac97_bus 0 51245 NULL +disable_so_mtime_dir_entry_51261 mtime dir_entry 0 51261 NULL +disable_so_address_upper_scu_sgl_element_51271 address_upper scu_sgl_element 0 51271 NULL +disable_so_resolution_vardecl_hrtimer_c_51279 resolution vardecl_hrtimer.c 0 51279 NULL nohasharray +disable_so_r600_dpm_get_vblank_time_fndecl_51279 r600_dpm_get_vblank_time fndecl 0 51279 &disable_so_resolution_vardecl_hrtimer_c_51279 +disable_so___ndelay_fndecl_51287 __ndelay fndecl 1 51287 NULL +disable_so_hashbin_lock_find_fndecl_51294 hashbin_lock_find fndecl 2 51294 NULL +disable_so_snd_es1968_apu_set_freq_fndecl_51295 snd_es1968_apu_set_freq fndecl 3 51295 NULL +disable_so_lvb_iuid_ocfs2_meta_lvb_51297 lvb_iuid ocfs2_meta_lvb 0 51297 NULL +disable_so_usb2_lpm_l1_timeout_show_fndecl_51308 usb2_lpm_l1_timeout_show fndecl 0 51308 NULL +disable_so_addrHigh_ULP_BDL_51312 addrHigh ULP_BDL 0 51312 NULL +disable_so_alarm_timer_nsleep_fndecl_51313 alarm_timer_nsleep fndecl 1 51313 NULL nohasharray +disable_so_cpufreq_get_max_state_fndecl_51313 cpufreq_get_max_state fndecl 1 51313 &disable_so_alarm_timer_nsleep_fndecl_51313 +disable_so_addr_buffer2_cmd_desc_type0_51316 addr_buffer2 cmd_desc_type0 0 51316 NULL +disable_so___mlx4_cmd_fndecl_51319 __mlx4_cmd fndecl 0-2-5 51319 NULL +disable_so_addr_nvif_ioctl_rd_v0_51321 addr nvif_ioctl_rd_v0 0 51321 NULL +disable_so_register_write_lock_rt2800_ops_51323 register_write_lock rt2800_ops 3 51323 NULL +disable_so_addr_host_sg_desc_51324 addr host_sg_desc 0 51324 NULL +disable_so_swc_base_addr_vardecl_pc87413_wdt_c_51328 swc_base_addr vardecl_pc87413_wdt.c 0 51328 NULL +disable_so_myri10ge_set_mac_address_fndecl_51332 myri10ge_set_mac_address fndecl 0 51332 NULL +disable_so_xt_ct_set_timeout_fndecl_51333 xt_ct_set_timeout fndecl 0 51333 NULL +disable_so_crypto_ahash_digest_fndecl_51343 crypto_ahash_digest fndecl 0 51343 NULL +disable_so_calculate_next_time_fndecl_51345 calculate_next_time fndecl 0 51345 NULL +disable_so_from_kgid_fndecl_51359 from_kgid fndecl 0 51359 NULL +disable_so_dm9161_ack_interrupt_fndecl_51361 dm9161_ack_interrupt fndecl 0 51361 NULL nohasharray +disable_so_write_addr_mdc_hw_list_desc_51361 write_addr mdc_hw_list_desc 0 51361 &disable_so_dm9161_ack_interrupt_fndecl_51361 +disable_so_clock_kvm_clock_data_51363 clock kvm_clock_data 0 51363 NULL +disable_so_sapi_sockaddr_mISDN_51369 sapi sockaddr_mISDN 0 51369 NULL +disable_so_act8b_ide_timing_51373 act8b ide_timing 0 51373 NULL +disable_so_driver_data_cpufreq_frequency_table_51376 driver_data cpufreq_frequency_table 0 51376 NULL +disable_so_timeout_clk_sdhci_host_51378 timeout_clk sdhci_host 0 51378 NULL +disable_so_ref_div_rv7xx_power_info_51381 ref_div rv7xx_power_info 0 51381 NULL +disable_so_event_jiffies_atkbd_51387 event_jiffies atkbd 0 51387 NULL +disable_so_addr_kvm_coalesced_mmio_zone_51392 addr kvm_coalesced_mmio_zone 0 51392 NULL +disable_so_print_fatal_signal_fndecl_51397 print_fatal_signal fndecl 1 51397 NULL +disable_so_de_media_interrupt_fndecl_51410 de_media_interrupt fndecl 2 51410 NULL nohasharray +disable_so_cryptomgr_schedule_probe_fndecl_51410 cryptomgr_schedule_probe fndecl 0 51410 &disable_so_de_media_interrupt_fndecl_51410 +disable_so_ql_set_mac_addr_reg_fndecl_51414 ql_set_mac_addr_reg fndecl 0-4 51414 NULL +disable_so_iscsi_stat_sess_show_attr_conn_timeout_errors_fndecl_51417 iscsi_stat_sess_show_attr_conn_timeout_errors fndecl 0 51417 NULL +disable_so_read_addr_qla8044_minidump_entry_cache_51419 read_addr qla8044_minidump_entry_cache 0 51419 NULL +disable_so_clk_freq_khz_pll_tab_51420 clk_freq_khz pll_tab 0 51420 NULL +disable_so_pll_d_aic32x4_rate_divs_51425 pll_d aic32x4_rate_divs 0 51425 NULL +disable_so_T6_address_mxt_data_51429 T6_address mxt_data 0 51429 NULL +disable_so_q_addr_ioat_pq_descriptor_51439 q_addr ioat_pq_descriptor 0 51439 NULL +disable_so_imx_phy_crbit_assert_fndecl_51461 imx_phy_crbit_assert fndecl 0 51461 NULL +disable_so_soc_camera_clock_start_fndecl_51464 soc_camera_clock_start fndecl 0 51464 NULL +disable_so_after_ctime_nsec_nfsd4_change_info_51470 after_ctime_nsec nfsd4_change_info 0 51470 NULL +disable_so_free_fall_time_adxl34x_platform_data_51477 free_fall_time adxl34x_platform_data 0 51477 NULL +disable_so_new_c_uuid_parms_from_attrs_fndecl_51480 new_c_uuid_parms_from_attrs fndecl 0 51480 NULL +disable_so_addr_high_mcp_kreq_ether_recv_51484 addr_high mcp_kreq_ether_recv 0 51484 NULL +disable_so_min_freq_ufs_clk_info_51485 min_freq ufs_clk_info 0 51485 NULL +disable_so_force_addr_vardecl_sis5595_c_51490 force_addr vardecl_sis5595.c 0 51490 NULL +disable_so_byt_freq_opcode_fndecl_51497 byt_freq_opcode fndecl 0-2 51497 NULL +disable_so_vco_gma_clock_t_51506 vco gma_clock_t 0 51506 NULL +disable_so_saddr_irlan_cb_51519 saddr irlan_cb 0 51519 NULL +disable_so_r14_kvm_regs_51526 r14 kvm_regs 0 51526 NULL +disable_so_sys_image_guid_ib_device_modify_51537 sys_image_guid ib_device_modify 0 51537 NULL +disable_so_abx500_mask_and_set_register_interruptible_fndecl_51542 abx500_mask_and_set_register_interruptible fndecl 0-5 51542 NULL +disable_so_show_constraint_min_time_window_us_fndecl_51544 show_constraint_min_time_window_us fndecl 0 51544 NULL +disable_so_phys_addr_sge_rspq_51550 phys_addr sge_rspq 0 51550 NULL +disable_so_tw_substate_inet_timewait_sock_51564 tw_substate inet_timewait_sock 0 51564 NULL +disable_so_ebx_user_regs_struct32_51572 ebx user_regs_struct32 0 51572 NULL +disable_so_snd_azf3328_interrupt_fndecl_51583 snd_azf3328_interrupt fndecl 1 51583 NULL +disable_so_wl1251_acx_rx_msdu_life_time_fndecl_51591 wl1251_acx_rx_msdu_life_time fndecl 0 51591 NULL +disable_so_grh_gid_fl_mlx5_av_51610 grh_gid_fl mlx5_av 0 51610 NULL +disable_so_space_id_acpi_object_addr_handler_51611 space_id acpi_object_addr_handler 0 51611 NULL +disable_so_pick_local_ip6addrs_fndecl_51615 pick_local_ip6addrs fndecl 0 51615 NULL +disable_so_nmi_perfctr_msr_to_bit_fndecl_51618 nmi_perfctr_msr_to_bit fndecl 0-1 51618 NULL +disable_so_dcc_timeout_vardecl_nf_conntrack_irc_c_51622 dcc_timeout vardecl_nf_conntrack_irc.c 0 51622 NULL +disable_so_ath9k_hw_fbin2freq_fndecl_51628 ath9k_hw_fbin2freq fndecl 0-1 51628 NULL +disable_so_audit_signal_info_fndecl_51630 audit_signal_info fndecl 0-1 51630 NULL +disable_so_sirdev_schedule_request_fndecl_51632 sirdev_schedule_request fndecl 3-0 51632 NULL +disable_so_stb0899_write_s2reg_fndecl_51642 stb0899_write_s2reg fndecl 5-0 51642 NULL nohasharray +disable_so_sha512_ssse3_mod_init_fndecl_51642 sha512_ssse3_mod_init fndecl 0 51642 &disable_so_stb0899_write_s2reg_fndecl_51642 +disable_so_get_bitmap_fndecl_51645 get_bitmap fndecl 0-2 51645 NULL +disable_so_total_bitmaps_btrfs_free_space_ctl_51648 total_bitmaps btrfs_free_space_ctl 0 51648 NULL +disable_so_sk_wmem_schedule_fndecl_51651 sk_wmem_schedule fndecl 2 51651 NULL +disable_so_btree_readpage_end_io_hook_fndecl_51654 btree_readpage_end_io_hook fndecl 0 51654 NULL +disable_so_delay_pi_adapter_51655 delay pi_adapter 0 51655 NULL +disable_so_snd_pcm_new_fndecl_51660 snd_pcm_new fndecl 0-3-4-5 51660 NULL +disable_so_soft_add_expires_seconds_xfrm_lifetime_cfg_51674 soft_add_expires_seconds xfrm_lifetime_cfg 0 51674 NULL +disable_so_ib_query_gid_fndecl_51677 ib_query_gid fndecl 0-2-3 51677 NULL +disable_so_m_hi_cfg_timeout_drxk_state_51689 m_hi_cfg_timeout drxk_state 0 51689 NULL +disable_so_mma9553_runtime_resume_fndecl_51690 mma9553_runtime_resume fndecl 0 51690 NULL +disable_so_phy_pm_runtime_put_fndecl_51692 phy_pm_runtime_put fndecl 0 51692 NULL +disable_so_cdclk_freq_drm_i915_private_51693 cdclk_freq drm_i915_private 0 51693 NULL +disable_so__get_div_fndecl_51696 _get_div fndecl 2-0 51696 NULL +disable_so_sit_ver_bitmap_bytesize_f2fs_checkpoint_51697 sit_ver_bitmap_bytesize f2fs_checkpoint 0 51697 NULL +disable_so_seq_framebuf_51700 seq framebuf 0 51700 NULL nohasharray +disable_so_tsc_drv_init_fndecl_51700 tsc_drv_init fndecl 0 51700 &disable_so_seq_framebuf_51700 +disable_so_lower_first_uid_gid_extent_51714 lower_first uid_gid_extent 0 51714 NULL +disable_so_acpi_enter_sleep_state_prep_fndecl_51716 acpi_enter_sleep_state_prep fndecl 0-1 51716 NULL +disable_so_set_data_timeout_fndecl_51718 set_data_timeout fndecl 2-3 51718 NULL +disable_so_suspend_test_start_time_vardecl_suspend_test_c_51720 suspend_test_start_time vardecl_suspend_test.c 0 51720 NULL +disable_so_phy_addr_uli526x_board_info_51722 phy_addr uli526x_board_info 0 51722 NULL +disable_so_vdelay_bttv_geometry_51725 vdelay bttv_geometry 0 51725 NULL +disable_so_rv6xx_find_memory_clock_with_highest_vco_fndecl_51726 rv6xx_find_memory_clock_with_highest_vco fndecl 2-3 51726 NULL +disable_so_blocksize_crypto_report_hash_51730 blocksize crypto_report_hash 0 51730 NULL +disable_so_set_param_timeout_fndecl_51735 set_param_timeout fndecl 0 51735 NULL +disable_so_iowrite16be_fndecl_51739 iowrite16be fndecl 1 51739 NULL +disable_so_lvds_chip_slave_addr_lvds_chip_information_51750 lvds_chip_slave_addr lvds_chip_information 0 51750 NULL +disable_so_xhci_queue_address_device_fndecl_51755 xhci_queue_address_device fndecl 0-3-4 51755 NULL +disable_so_rx_abs_int_delay_e1000_adapter_51763 rx_abs_int_delay e1000_adapter 0 51763 NULL +disable_so_ext4_wait_block_bitmap_fndecl_51764 ext4_wait_block_bitmap fndecl 2 51764 NULL +disable_so_tid_host_cmd_ds_11n_batimeout_51772 tid host_cmd_ds_11n_batimeout 0 51772 NULL +disable_so_mpll_ss1_rv770_clock_registers_51773 mpll_ss1 rv770_clock_registers 0 51773 NULL +disable_so_xpc_disengage_timelimit_vardecl_51789 xpc_disengage_timelimit vardecl 0 51789 NULL +disable_so_current_dispclk_radeon_clock_51795 current_dispclk radeon_clock 0 51795 NULL +disable_so_mclk_sm501_clock_51799 mclk sm501_clock 0 51799 NULL +disable_so_frequency_mixart_clock_properties_51800 frequency mixart_clock_properties 0 51800 NULL nohasharray +disable_so_freq_p54_rssi_db_entry_51800 freq p54_rssi_db_entry 0 51800 &disable_so_frequency_mixart_clock_properties_51800 +disable_so_display_delay_enable_s5p_mfc_ctx_51814 display_delay_enable s5p_mfc_ctx 0 51814 NULL +disable_so_phys_to_virt_fndecl_51830 phys_to_virt fndecl 1 51830 NULL +disable_so___lock_timer_fndecl_51836 __lock_timer fndecl 1 51836 NULL +disable_so_gid_index_mthca_av_51840 gid_index mthca_av 0 51840 NULL +disable_so_physical_address_smbios_cru64_info_51854 physical_address smbios_cru64_info 0 51854 NULL +disable_so_sleep_em28xx_reg_seq_51857 sleep em28xx_reg_seq 0 51857 NULL +disable_so_current_frequency_or51211_state_51860 current_frequency or51211_state 0 51860 NULL +disable_so_timer_trig_init_fndecl_51865 timer_trig_init fndecl 0 51865 NULL +disable_so___posix_timers_find_fndecl_51867 __posix_timers_find fndecl 3 51867 NULL +disable_so_xattr_hash_fndecl_51881 xattr_hash fndecl 2 51881 NULL +disable_so_ntfs_bitmap_set_bit_fndecl_51888 ntfs_bitmap_set_bit fndecl 2 51888 NULL +disable_so_hp_ntimer_hpets_51897 hp_ntimer hpets 0 51897 NULL +disable_so_crypto_blkcipher_decrypt_iv_fndecl_51901 crypto_blkcipher_decrypt_iv fndecl 0-4 51901 NULL +disable_so_emitted_jiffies_drm_i915_gem_request_51929 emitted_jiffies drm_i915_gem_request 0 51929 NULL +disable_so_PageAddress__MPI2_CONFIG_REQUEST_51930 PageAddress _MPI2_CONFIG_REQUEST 0 51930 NULL +disable_so_mlx4_read_clock_fndecl_51933 mlx4_read_clock fndecl 0 51933 NULL +disable_so_plh_retry_timestamp_pnfs_layout_hdr_51936 plh_retry_timestamp pnfs_layout_hdr 0 51936 NULL nohasharray +disable_so_ext4_set_bitmap_checksums_fndecl_51936 ext4_set_bitmap_checksums fndecl 0-2 51936 &disable_so_plh_retry_timestamp_pnfs_layout_hdr_51936 +disable_so_padlock_sha256_finup_fndecl_51938 padlock_sha256_finup fndecl 0 51938 NULL +disable_so_delay_usec_e1000_nvm_info_51943 delay_usec e1000_nvm_info 0 51943 NULL +disable_so_guest_phys_addr_kvm_userspace_memory_region_51947 guest_phys_addr kvm_userspace_memory_region 0 51947 NULL +disable_so_addr_drm_radeon_gem_userptr_51948 addr drm_radeon_gem_userptr 0 51948 NULL +disable_so__regulator_enable_delay_fndecl_51949 _regulator_enable_delay fndecl 1 51949 NULL +disable_so_grp_time_xfs_mru_cache_51952 grp_time xfs_mru_cache 0 51952 NULL +disable_so_clock_realtek_pci_ms_51953 clock realtek_pci_ms 0 51953 NULL +disable_so_sm_ll_lookup_bitmap_fndecl_51973 sm_ll_lookup_bitmap fndecl 0-2 51973 NULL +disable_so_sa_family_sockaddr_51986 sa_family sockaddr 0 51986 NULL +disable_so_i_dtime_ext3_inode_info_51992 i_dtime ext3_inode_info 0 51992 NULL +disable_so_bitmap_ipmac_gc_test_fndecl_51993 bitmap_ipmac_gc_test fndecl 3 51993 NULL +disable_so_ocfs2_change_ctime_fndecl_52000 ocfs2_change_ctime fndecl 0 52000 NULL +disable_so_sadb_lifetime_usetime_sadb_lifetime_52005 sadb_lifetime_usetime sadb_lifetime 0 52005 NULL +disable_so_sysctl_lap_keepalive_time_vardecl_52006 sysctl_lap_keepalive_time vardecl 0 52006 NULL nohasharray +disable_so_address_u132_command_52006 address u132_command 0 52006 &disable_so_sysctl_lap_keepalive_time_vardecl_52006 +disable_so_txdesc_interrupt_mask_ath_hw_52011 txdesc_interrupt_mask ath_hw 0 52011 NULL +disable_so_rebind_irq_to_cpu_fndecl_52013 rebind_irq_to_cpu fndecl 1-2 52013 NULL +disable_so_gid_numa_group_52023 gid numa_group 0 52023 NULL +disable_so_cpuidle_add_sysfs_fndecl_52026 cpuidle_add_sysfs fndecl 0 52026 NULL +disable_so_selinux_task_getpgid_fndecl_52032 selinux_task_getpgid fndecl 0 52032 NULL +disable_so_demod_address_cx24116_config_52035 demod_address cx24116_config 0 52035 NULL +disable_so_sched_group_set_rt_runtime_fndecl_52036 sched_group_set_rt_runtime fndecl 2-0 52036 NULL +disable_so_ntp_error_timekeeper_52044 ntp_error timekeeper 0 52044 NULL +disable_so_sys_addr_to_dram_addr_fndecl_52052 sys_addr_to_dram_addr fndecl 0-2 52052 NULL +disable_so_shared_data_busaddr_ahc_softc_52059 shared_data_busaddr ahc_softc 0 52059 NULL +disable_so_gl_demote_time_gfs2_glock_52068 gl_demote_time gfs2_glock 0 52068 NULL +disable_so_m41t93_get_time_fndecl_52075 m41t93_get_time fndecl 0 52075 NULL +disable_so_reg_val_coeff_clk_div_52082 reg_val coeff_clk_div 0 52082 NULL +disable_so_dap_fcgs_gidpn_resp_s_52084 dap fcgs_gidpn_resp_s 0 52084 NULL +disable_so_kbd_backlight_timeout_show_fndecl_52086 kbd_backlight_timeout_show fndecl 0 52086 NULL +disable_so_ifa_address_in_ifaddr_52095 ifa_address in_ifaddr 0 52095 NULL +disable_so_mmc_set_clock_fndecl_52096 mmc_set_clock fndecl 2 52096 NULL +disable_so_constant_timex_52100 constant timex 0 52100 NULL +disable_so_rds_ib_remove_ipaddr_fndecl_52103 rds_ib_remove_ipaddr fndecl 2 52103 NULL +disable_so_adf4350_set_freq_fndecl_52106 adf4350_set_freq fndecl 0-2 52106 NULL +disable_so_max_mtime_sit_info_52107 max_mtime sit_info 0 52107 NULL +disable_so_retry_delay_timestamp_fc_port_52109 retry_delay_timestamp fc_port 0 52109 NULL +disable_so_sha256_ssse3_mod_init_fndecl_52112 sha256_ssse3_mod_init fndecl 0 52112 NULL +disable_so_nilfs_btree_init_fndecl_52115 nilfs_btree_init fndecl 0 52115 NULL +disable_so_baseaddr_ds1685_priv_52117 baseaddr ds1685_priv 0 52117 NULL +disable_so_vga_get_uninterruptible_fndecl_52134 vga_get_uninterruptible fndecl 0 52134 NULL +disable_so_gr_handle_signal_fndecl_52137 gr_handle_signal fndecl 2 52137 NULL +disable_so_sample_bits_snd_pcm_runtime_52138 sample_bits snd_pcm_runtime 0 52138 NULL +disable_so_make_kgid_fndecl_52149 make_kgid fndecl 2 52149 NULL +disable_so_skcipher_sendmsg_fndecl_52153 skcipher_sendmsg fndecl 0-3 52153 NULL +disable_so_base_addr_ce_space_ath10k_ce_ring_52154 base_addr_ce_space ath10k_ce_ring 0 52154 NULL +disable_so_msr_guest_kernel_gs_base_vcpu_vmx_52157 msr_guest_kernel_gs_base vcpu_vmx 0 52157 NULL +disable_so_mpll_func_cntl_rv730_clock_registers_52160 mpll_func_cntl rv730_clock_registers 0 52160 NULL +disable_so_system_time_xenpf_settime_52164 system_time xenpf_settime 0 52164 NULL +disable_so_ddiv_gk104_clk_info_52171 ddiv gk104_clk_info 0 52171 NULL +disable_so_detect_pll_input_clock_fndecl_52172 detect_pll_input_clock fndecl 1-0 52172 NULL +disable_so_mpll_dq_func_cntl_2_ni_clock_registers_52173 mpll_dq_func_cntl_2 ni_clock_registers 0 52173 NULL +disable_so_opmode_delay_picolcd_data_52176 opmode_delay picolcd_data 0 52176 NULL +disable_so_get_display_clock_speed_drm_i915_display_funcs_52177 get_display_clock_speed drm_i915_display_funcs 0 52177 NULL +disable_so_addr_lp8788_chg_param_52185 addr lp8788_chg_param 0 52185 NULL +disable_so_beacon_interval_il_rxon_time_cmd_52191 beacon_interval il_rxon_time_cmd 0 52191 NULL +disable_so_threshold_high_nes_hw_tune_timer_52193 threshold_high nes_hw_tune_timer 0 52193 NULL +disable_so_timeout_ms_rdma_ucm_resolve_route_52203 timeout_ms rdma_ucm_resolve_route 0 52203 NULL +disable_so___mmc_set_signal_voltage_fndecl_52208 __mmc_set_signal_voltage fndecl 0 52208 NULL +disable_so_jhash_2words_fndecl_52211 jhash_2words fndecl 0-1-2 52211 NULL +disable_so_suspend_time_iwl_scan_cmd_52218 suspend_time iwl_scan_cmd 0 52218 NULL +disable_so_sha1_mb_async_update_fndecl_52220 sha1_mb_async_update fndecl 0 52220 NULL +disable_so_sleep_cx231xx_reg_seq_52228 sleep cx231xx_reg_seq 0 52228 NULL +disable_so_select_addr_1_qla8044_minidump_entry_rdmux2_52243 select_addr_1 qla8044_minidump_entry_rdmux2 0 52243 NULL nohasharray +disable_so_SYSC_setregid_fndecl_52243 SYSC_setregid fndecl 0 52243 &disable_so_select_addr_1_qla8044_minidump_entry_rdmux2_52243 +disable_so_snd_pcm_timer_resolution_fndecl_52247 snd_pcm_timer_resolution fndecl 0 52247 NULL +disable_so_s_hash_function_reiserfs_sb_info_52248 s_hash_function reiserfs_sb_info 0-2 52248 NULL +disable_so_read_addr_qla8044_minidump_entry_rdmux2_52249 read_addr qla8044_minidump_entry_rdmux2 0 52249 NULL +disable_so_comp_addr_lo_dmae_command_52260 comp_addr_lo dmae_command 0 52260 NULL +disable_so_tsl2563_read_interrupt_config_fndecl_52267 tsl2563_read_interrupt_config fndecl 0 52267 NULL +disable_so_mlx4_ib_init_alias_guid_service_fndecl_52269 mlx4_ib_init_alias_guid_service fndecl 0 52269 NULL +disable_so_pvr2_hdw_get_eeprom_addr_fndecl_52271 pvr2_hdw_get_eeprom_addr fndecl 0 52271 NULL +disable_so_coalescing_timeo_bna_ib_52276 coalescing_timeo bna_ib 0 52276 NULL +disable_so_sll_protocol_sockaddr_ll_52284 sll_protocol sockaddr_ll 0 52284 NULL nohasharray +disable_so_cmd64x_set_timing_fndecl_52284 cmd64x_set_timing fndecl 3 52284 &disable_so_sll_protocol_sockaddr_ll_52284 +disable_so_entrytime_batadv_bcast_duplist_entry_52297 entrytime batadv_bcast_duplist_entry 0 52297 NULL +disable_so_cumul_ack_westwood_52298 cumul_ack westwood 0 52298 NULL +disable_so_r2b_val_fc2580_freq_regs_52299 r2b_val fc2580_freq_regs 0 52299 NULL +disable_so_btree_remove32_fndecl_52302 btree_remove32 fndecl 2 52302 NULL +disable_so_btrfs_insert_delayed_items_fndecl_52308 btrfs_insert_delayed_items fndecl 0 52308 NULL +disable_so_bios_limit_cpufreq_driver_52312 bios_limit cpufreq_driver 1 52312 NULL +disable_so___nf_conntrack_hash_insert_fndecl_52323 __nf_conntrack_hash_insert fndecl 2-3 52323 NULL +disable_so_rapl_get_attr_cpumask_fndecl_52324 rapl_get_attr_cpumask fndecl 0 52324 NULL +disable_so_frequency_dst_state_52328 frequency dst_state 0 52328 NULL +disable_so_status_fifo_addr_sbp_login_descriptor_52353 status_fifo_addr sbp_login_descriptor 0 52353 NULL +disable_so_musb_write_txhubaddr_fndecl_52354 musb_write_txhubaddr fndecl 2-3 52354 NULL +disable_so_cx18_msleep_timeout_fndecl_52356 cx18_msleep_timeout fndecl 1 52356 NULL +disable_so_input_event_fndecl_52364 input_event fndecl 3-4 52364 NULL +disable_so_timeout_ip_vs_sync_v6_52374 timeout ip_vs_sync_v6 0 52374 NULL +disable_so_wait_on_bit_io_fndecl_52381 wait_on_bit_io fndecl 0 52381 NULL +disable_so_mthca_mr_alloc_notrans_fndecl_52385 mthca_mr_alloc_notrans fndecl 0-2 52385 NULL +disable_so_pwm_divisor_nvbios_perf_fan_52386 pwm_divisor nvbios_perf_fan 0 52386 NULL nohasharray +disable_so_iscsi_ipv4addr_port_info_52386 iscsi_ipv4addr port_info 0 52386 &disable_so_pwm_divisor_nvbios_perf_fan_52386 +disable_so_dpp_unmapped_addr_be_dev_info_52388 dpp_unmapped_addr be_dev_info 0 52388 NULL nohasharray +disable_so_request_threaded_irq_fndecl_52388 request_threaded_irq fndecl 0-1-4 52388 &disable_so_dpp_unmapped_addr_be_dev_info_52388 +disable_so_g84_cipher_ctor_fndecl_52389 g84_cipher_ctor fndecl 0 52389 NULL +disable_so_time_constant_vardecl_ntp_c_52392 time_constant vardecl_ntp.c 0 52392 NULL nohasharray +disable_so_sis_ata100_program_timings_fndecl_52392 sis_ata100_program_timings fndecl 2 52392 &disable_so_time_constant_vardecl_ntp_c_52392 +disable_so_hbqaddrHigh_config_hbq_var_52395 hbqaddrHigh config_hbq_var 0 52395 NULL +disable_so_objectid_btrfs_delayed_data_ref_52398 objectid btrfs_delayed_data_ref 0 52398 NULL +disable_so_btrfs_schedule_bio_fndecl_52412 btrfs_schedule_bio fndecl 3 52412 NULL +disable_so_wm8804_set_clkdiv_fndecl_52423 wm8804_set_clkdiv fndecl 3 52423 NULL +disable_so_tm_year_rtc_time_52437 tm_year rtc_time 0 52437 NULL +disable_so_message_age_timer_value___port_info_52442 message_age_timer_value __port_info 0 52442 NULL nohasharray +disable_so_genwqe_debugfs_prev_dbg_uid0_open_fndecl_52442 genwqe_debugfs_prev_dbg_uid0_open fndecl 0 52442 &disable_so_message_age_timer_value___port_info_52442 +disable_so_time_stamp_pch_gbe_buffer_52453 time_stamp pch_gbe_buffer 0 52453 NULL +disable_so_fsl_pwm_calculate_cycles_fndecl_52454 fsl_pwm_calculate_cycles fndecl 0-2 52454 NULL +disable_so_default_timetolive_sctp_association_52455 default_timetolive sctp_association 0 52455 NULL +disable_so_xc2028_sleep_fndecl_52469 xc2028_sleep fndecl 0 52469 NULL +disable_so_regulator_map_voltage_linear_fndecl_52488 regulator_map_voltage_linear fndecl 0-2-3 52488 NULL +disable_so_nsecs_to_jiffies64_fndecl_52497 nsecs_to_jiffies64 fndecl 0-1 52497 NULL +disable_so_pm_runtime_resume_fndecl_52501 pm_runtime_resume fndecl 0 52501 NULL +disable_so_stop_threshold_snd_pcm_runtime_52503 stop_threshold snd_pcm_runtime 0 52503 NULL +disable_so_il_get_passive_dwell_time_fndecl_52511 il_get_passive_dwell_time fndecl 0 52511 NULL nohasharray +disable_so_show_src_clock_sel_fndecl_52511 show_src_clock_sel fndecl 0 52511 &disable_so_il_get_passive_dwell_time_fndecl_52511 +disable_so_mxl111sf_frontend_attach_atsc_mh_fndecl_52518 mxl111sf_frontend_attach_atsc_mh fndecl 0 52518 NULL +disable_so_gcm_hash_assoc_continue_fndecl_52527 gcm_hash_assoc_continue fndecl 0 52527 NULL +disable_so_time_next_packet_fq_flow_52535 time_next_packet fq_flow 0 52535 NULL nohasharray +disable_so_exit_deep_sleep_lbs_private_52535 exit_deep_sleep lbs_private 0 52535 &disable_so_time_next_packet_fq_flow_52535 +disable_so_page_check_address_pmd_fndecl_52537 page_check_address_pmd fndecl 3 52537 NULL +disable_so_stime_signal_struct_52540 stime signal_struct 0 52540 NULL nohasharray +disable_so_hblank_lo_oaktrail_timing_info_52540 hblank_lo oaktrail_timing_info 0 52540 &disable_so_stime_signal_struct_52540 +disable_so_sgl_pg1_addr_lo_sgl_page_pairs_52550 sgl_pg1_addr_lo sgl_page_pairs 0 52550 NULL +disable_so_tx_timeout_last_recovery_i40e_pf_52564 tx_timeout_last_recovery i40e_pf 0 52564 NULL nohasharray +disable_so_clock_name_show_fndecl_52564 clock_name_show fndecl 0 52564 &disable_so_tx_timeout_last_recovery_i40e_pf_52564 +disable_so_c67x00_sched_start_scheduler_fndecl_52570 c67x00_sched_start_scheduler fndecl 0 52570 NULL +disable_so_acpi_sleep_tts_switch_fndecl_52575 acpi_sleep_tts_switch fndecl 1 52575 NULL +disable_so_addr0_nphy_rf_control_override_rev2_52577 addr0 nphy_rf_control_override_rev2 0 52577 NULL +disable_so_tv_nsec_xfs_bstime_52584 tv_nsec xfs_bstime 0 52584 NULL +disable_so_xfs_btree_check_sptr_fndecl_52587 xfs_btree_check_sptr fndecl 0 52587 NULL +disable_so_get_vmx_mem_address_fndecl_52590 get_vmx_mem_address fndecl 3 52590 NULL +disable_so_suspend_time_il3945_scan_cmd_52601 suspend_time il3945_scan_cmd 0 52601 NULL nohasharray +disable_so_ahash_def_finup_finish2_fndecl_52601 ahash_def_finup_finish2 fndecl 2 52601 &disable_so_suspend_time_il3945_scan_cmd_52601 +disable_so_si4713_s_frequency_fndecl_52608 si4713_s_frequency fndecl 0 52608 NULL +disable_so_icsk_timeout_inet_connection_sock_52623 icsk_timeout inet_connection_sock 0 52623 NULL +disable_so____skb_get_hash_fndecl_52630 ___skb_get_hash fndecl 0 52630 NULL +disable_so_dn_nl_fill_ifaddr_fndecl_52641 dn_nl_fill_ifaddr fndecl 0-3-5 52641 NULL +disable_so_physical_reg_addr_wl1251_52646 physical_reg_addr wl1251 0 52646 NULL +disable_so_setup_ata_timing_52661 setup ata_timing 0 52661 NULL +disable_so_delay_tc_pie_xstats_52665 delay tc_pie_xstats 0 52665 NULL +disable_so_sys_utimensat_fndecl_52666 sys_utimensat fndecl 1 52666 NULL +disable_so_ringid_wmi_vring_cfg_52670 ringid wmi_vring_cfg 0 52670 NULL +disable_so_cmd_timeout_ms_mmc_ioc_cmd_52681 cmd_timeout_ms mmc_ioc_cmd 0 52681 NULL +disable_so_fr_timer_fndecl_52687 fr_timer fndecl 1 52687 NULL +disable_so_if_sdio_enter_deep_sleep_fndecl_52688 if_sdio_enter_deep_sleep fndecl 0 52688 NULL +disable_so_set_rate_control_runtime_52697 set_rate control_runtime 0 52697 NULL +disable_so_req_consumer_index_phy_addr_low_ql3_adapter_52703 req_consumer_index_phy_addr_low ql3_adapter 0 52703 NULL +disable_so_addr_max17042_reg_data_52712 addr max17042_reg_data 0 52712 NULL +disable_so_cit_get_clock_div_fndecl_52713 cit_get_clock_div fndecl 0 52713 NULL nohasharray +disable_so_mpll_ss2_si_clock_registers_52713 mpll_ss2 si_clock_registers 0 52713 &disable_so_cit_get_clock_div_fndecl_52713 +disable_so_addr_pt1_table_52714 addr pt1_table 0 52714 NULL +disable_so_ds1742_rtc_read_time_fndecl_52716 ds1742_rtc_read_time fndecl 0 52716 NULL nohasharray +disable_so_control_cache_address_on_dsp_dsp_obj_52716 control_cache_address_on_dsp dsp_obj 0 52716 &disable_so_ds1742_rtc_read_time_fndecl_52716 +disable_so_ide_get_lba_addr_fndecl_52722 ide_get_lba_addr fndecl 0 52722 NULL +disable_so_msi_addr_drm_psb_private_52725 msi_addr drm_psb_private 0 52725 NULL +disable_so_migratepage_address_space_operations_52735 migratepage address_space_operations 0 52735 NULL +disable_so_apicid_cpuinfo_x86_52743 apicid cpuinfo_x86 0 52743 NULL +disable_so_ageing_time_show_fndecl_52746 ageing_time_show fndecl 0 52746 NULL +disable_so___hw_addr_add_fndecl_52752 __hw_addr_add fndecl 0-3 52752 NULL +disable_so_addr_end_vardecl_init_64_c_52755 addr_end vardecl_init_64.c 0 52755 NULL +disable_so_cmd_box_addr_wl1271_52756 cmd_box_addr wl1271 0 52756 NULL +disable_so_crypto_cipher_setkey_fndecl_52762 crypto_cipher_setkey fndecl 0-3 52762 NULL +disable_so_wmi_del_cipher_key_fndecl_52767 wmi_del_cipher_key fndecl 0 52767 NULL +disable_so_ptp_dp83640_adjtime_fndecl_52770 ptp_dp83640_adjtime fndecl 2 52770 NULL nohasharray +disable_so___hw_addr_del_ex_fndecl_52770 __hw_addr_del_ex fndecl 0-3 52770 &disable_so_ptp_dp83640_adjtime_fndecl_52770 +disable_so_reiserfs_init_bitmap_cache_fndecl_52773 reiserfs_init_bitmap_cache fndecl 0 52773 NULL +disable_so_time_to_jiffies_fndecl_52778 time_to_jiffies fndecl 1-2-0 52778 NULL nohasharray +disable_so_cleanup_addr_jit_context_52778 cleanup_addr jit_context 0 52778 &disable_so_time_to_jiffies_fndecl_52778 nohasharray +disable_so_vmx_set_apic_access_page_addr_fndecl_52778 vmx_set_apic_access_page_addr fndecl 2 52778 &disable_so_cleanup_addr_jit_context_52778 +disable_so_sxgbe_rx_interrupt_fndecl_52784 sxgbe_rx_interrupt fndecl 1 52784 NULL +disable_so_twl_rtc_set_time_fndecl_52785 twl_rtc_set_time fndecl 0 52785 NULL +disable_so_mwifiex_set_aes_key_v2_fndecl_52787 mwifiex_set_aes_key_v2 fndecl 0 52787 NULL +disable_so_start_address_rtl2832_reg_entry_52792 start_address rtl2832_reg_entry 0 52792 NULL nohasharray +disable_so_encrypt_crypto_aead_52792 encrypt crypto_aead 0 52792 &disable_so_start_address_rtl2832_reg_entry_52792 +disable_so_dynamic_ps_timeout_write_fndecl_52802 dynamic_ps_timeout_write fndecl 3-0 52802 NULL +disable_so_sge_addr_vf_pf_rxq_params_52803 sge_addr vf_pf_rxq_params 0 52803 NULL +disable_so_rtc_time64_to_tm_fndecl_52820 rtc_time64_to_tm fndecl 1 52820 NULL +disable_so_fwnet_hwaddr_fifo_fndecl_52824 fwnet_hwaddr_fifo fndecl 0 52824 NULL +disable_so_clock_khz_dib0090_io_config_52827 clock_khz dib0090_io_config 0 52827 NULL +disable_so_tuner_frequency_m88rs2000_state_52828 tuner_frequency m88rs2000_state 0 52828 NULL +disable_so_twl4030_wdt_set_timeout_fndecl_52829 twl4030_wdt_set_timeout fndecl 2 52829 NULL +disable_so_min_vruntime_cfs_rq_52838 min_vruntime cfs_rq 0 52838 NULL +disable_so_nv04_timer_alarm_fndecl_52840 nv04_timer_alarm fndecl 2 52840 NULL +disable_so_sched_runtime_sched_attr_52849 sched_runtime sched_attr 0 52849 NULL +disable_so_seq_netlink_callback_52857 seq netlink_callback 0 52857 NULL +disable_so_addr_hi_tg3_tx_buffer_desc_52858 addr_hi tg3_tx_buffer_desc 0 52858 NULL +disable_so_dev_addr_add_fndecl_52865 dev_addr_add fndecl 0 52865 NULL +disable_so_mxt_lookup_bootloader_address_fndecl_52874 mxt_lookup_bootloader_address fndecl 0 52874 NULL +disable_so_rhashtable_init_fndecl_52886 rhashtable_init fndecl 0 52886 NULL +disable_so_log_unit_to_scsi3addr_fndecl_52888 log_unit_to_scsi3addr fndecl 3 52888 NULL +disable_so_warmup_time_tc_sfb_qopt_52893 warmup_time tc_sfb_qopt 0 52893 NULL +disable_so_acpi_ex_system_signal_event_fndecl_52910 acpi_ex_system_signal_event fndecl 0 52910 NULL +disable_so_ccp_aes_rfc3686_crypt_fndecl_52911 ccp_aes_rfc3686_crypt fndecl 0 52911 NULL +disable_so_bf_daddr_ath_rxbuf_52915 bf_daddr ath_rxbuf 0 52915 NULL +disable_so_addr_aac_entry_52921 addr aac_entry 0 52921 NULL +disable_so_slack_start_time_dql_52922 slack_start_time dql 0 52922 NULL +disable_so_mma8452_set_hp_filter_frequency_fndecl_52927 mma8452_set_hp_filter_frequency fndecl 0-2-3 52927 NULL +disable_so_dqb_btime_mem_dqblk_52929 dqb_btime mem_dqblk 0 52929 NULL +disable_so_mthca_cmd_fndecl_52930 mthca_cmd fndecl 0-2-3 52930 NULL +disable_so_signal_nr_nvkm_specdom_52941 signal_nr nvkm_specdom 0 52941 NULL +disable_so_bitmap_find_next_zero_area_fndecl_52944 bitmap_find_next_zero_area fndecl 0-2-3-4-5 52944 NULL +disable_so_host_addr_p54p_desc_52948 host_addr p54p_desc 0 52948 NULL +disable_so_signal_strength_wireless_stats_52949 signal_strength wireless_stats 0 52949 NULL +disable_so_vnic_dev_intr_coal_timer_hw_to_usec_fndecl_52950 vnic_dev_intr_coal_timer_hw_to_usec fndecl 0-2 52950 NULL +disable_so_base_time_dummy_systimer_pcm_52952 base_time dummy_systimer_pcm 0 52952 NULL +disable_so_setkey_crypto_ahash_52959 setkey crypto_ahash 0-3 52959 NULL +disable_so_sll_hatype_sockaddr_ll_52974 sll_hatype sockaddr_ll 0 52974 NULL +disable_so_ktime_get_raw_fast_ns_fndecl_52986 ktime_get_raw_fast_ns fndecl 0 52986 NULL +disable_so_tv_freq_tuner_52988 tv_freq tuner 0 52988 NULL +disable_so_cifs_ci_hash_fndecl_52999 cifs_ci_hash fndecl 0 52999 NULL +disable_so_last_jiffies_rtc_plat_data_53004 last_jiffies rtc_plat_data 0 53004 NULL +disable_so_base_addr_eisa_device_53008 base_addr eisa_device 0 53008 NULL +disable_so_vbaddr_drm_savage_common_state_53015 vbaddr drm_savage_common_state 0 53015 NULL +disable_so_cal_timeout_at86rf230_local_53017 cal_timeout at86rf230_local 0 53017 NULL +disable_so_alarmtimer_init_fndecl_53028 alarmtimer_init fndecl 0 53028 NULL +disable_so_compat_sys_timerfd_gettime_fndecl_53031 compat_sys_timerfd_gettime fndecl 1 53031 NULL +disable_so_gpu_addr_radeon_vce_53033 gpu_addr radeon_vce 0 53033 NULL +disable_so_valleyview_get_display_clock_speed_fndecl_53041 valleyview_get_display_clock_speed fndecl 0 53041 NULL +disable_so__base_interrupt_fndecl_53046 _base_interrupt fndecl 1 53046 NULL +disable_so_qtail_snd_timer_user_53048 qtail snd_timer_user 0 53048 NULL +disable_so_max14577_set_fast_charge_timer_fndecl_53049 max14577_set_fast_charge_timer fndecl 2-0 53049 NULL nohasharray +disable_so_addr_mce_53049 addr mce 0 53049 &disable_so_max14577_set_fast_charge_timer_fndecl_53049 +disable_so_find_next_bit_fndecl_53053 find_next_bit fndecl 0-2-3 53053 NULL +disable_so_sci_apc_agent_start_timer_fndecl_53055 sci_apc_agent_start_timer fndecl 2 53055 NULL +disable_so_padlock_sha_update_fndecl_53061 padlock_sha_update fndecl 0-3 53061 NULL +disable_so_soft_byte_limit_xfrm_lifetime_cfg_53071 soft_byte_limit xfrm_lifetime_cfg 0 53071 NULL +disable_so_addr_ahd_dma64_seg_53072 addr ahd_dma64_seg 0 53072 NULL +disable_so_address_bus_request_53084 address bus_request 0 53084 NULL +disable_so_xfs_btree_dec_cursor_fndecl_53087 xfs_btree_dec_cursor fndecl 0 53087 NULL +disable_so_gro_flush_timeout_store_fndecl_53088 gro_flush_timeout_store fndecl 4-0 53088 NULL +disable_so_handle_nested_irq_fndecl_53092 handle_nested_irq fndecl 1 53092 NULL +disable_so_hi_cfg_bridge_delay_drxd_state_53095 hi_cfg_bridge_delay drxd_state 0 53095 NULL nohasharray +disable_so___scale_tsc_fndecl_53095 __scale_tsc fndecl 0-1-2 53095 &disable_so_hi_cfg_bridge_delay_drxd_state_53095 +disable_so_bitmap_dirty_bits_fndecl_53100 bitmap_dirty_bits fndecl 2 53100 NULL +disable_so_ufs_data_ptr_to_cpu_fndecl_53104 ufs_data_ptr_to_cpu fndecl 0 53104 NULL +disable_so_i_mtime_ocfs2_dinode_53106 i_mtime ocfs2_dinode 0 53106 NULL +disable_so_raddr_c2wr_ae_active_connect_results_53114 raddr c2wr_ae_active_connect_results 0 53114 NULL +disable_so_freerunning_timer_show_fndecl_53117 freerunning_timer_show fndecl 0 53117 NULL +disable_so_get_est_timing_fndecl_53119 get_est_timing fndecl 0 53119 NULL +disable_so_irq_clock_event_device_53122 irq clock_event_device 0 53122 NULL nohasharray +disable_so_address_iio_dev_attr_53122 address iio_dev_attr 0 53122 &disable_so_irq_clock_event_device_53122 +disable_so__get_maxdiv_fndecl_53128 _get_maxdiv fndecl 0-2 53128 NULL +disable_so_boot_time_nfsd_net_53147 boot_time nfsd_net 0 53147 NULL +disable_so_fl_init_hashtable_fndecl_53150 fl_init_hashtable fndecl 0 53150 NULL +disable_so_nh_saddr_fib_nh_53152 nh_saddr fib_nh 0 53152 NULL +disable_so_direct_IO_address_space_operations_53153 direct_IO address_space_operations 0-3 53153 NULL +disable_so_db_addr_mlx5_ib_create_cq_53177 db_addr mlx5_ib_create_cq 0 53177 NULL nohasharray +disable_so_page_address_in_vma_fndecl_53177 page_address_in_vma fndecl 0 53177 &disable_so_db_addr_mlx5_ib_create_cq_53177 +disable_so_current_freq_av7110_53182 current_freq av7110 0 53182 NULL +disable_so_wdt_set_timeout_fndecl_53183 wdt_set_timeout fndecl 2 53183 NULL +disable_so_uid_min_xt_owner_match_info_53195 uid_min xt_owner_match_info 0 53195 NULL +disable_so_clear_range_i915_address_space_53198 clear_range i915_address_space 2-3 53198 NULL nohasharray +disable_so_mipi_dsi_dcs_set_page_address_fndecl_53198 mipi_dsi_dcs_set_page_address fndecl 0 53198 &disable_so_clear_range_i915_address_space_53198 +disable_so_timestamp_il_priv_53208 timestamp il_priv 0 53208 NULL +disable_so_nbytes_ablkcipher_request_53222 nbytes ablkcipher_request 0 53222 NULL +disable_so_bitmap_size_sit_info_53224 bitmap_size sit_info 0 53224 NULL +disable_so_minlen_img_ir_free_timing_53227 minlen img_ir_free_timing 0 53227 NULL +disable_so_btrfs_alloc_from_bitmap_fndecl_53249 btrfs_alloc_from_bitmap fndecl 0-4-5 53249 NULL +disable_so_micd_timeout_arizona_extcon_info_53253 micd_timeout arizona_extcon_info 0 53253 NULL +disable_so_mipi_dsi_dcs_exit_sleep_mode_fndecl_53255 mipi_dsi_dcs_exit_sleep_mode fndecl 0 53255 NULL +disable_so_btc_find_valid_clock_fndecl_53267 btc_find_valid_clock fndecl 0-3-2 53267 NULL nohasharray +disable_so_cnsmr_idx_addr_wqicb_53267 cnsmr_idx_addr wqicb 0 53267 &disable_so_btc_find_valid_clock_fndecl_53267 +disable_so_cg_spll_func_cntl_3_rv730_clock_registers_53272 cg_spll_func_cntl_3 rv730_clock_registers 0 53272 NULL +disable_so_switch_time_il4965_channel_switch_cmd_53281 switch_time il4965_channel_switch_cmd 0 53281 NULL +disable_so_mic_x100_ack_interrupt_fndecl_53283 mic_x100_ack_interrupt fndecl 0 53283 NULL nohasharray +disable_so_bitmap_set_ll_fndecl_53283 bitmap_set_ll fndecl 0-2-3 53283 &disable_so_mic_x100_ack_interrupt_fndecl_53283 +disable_so_ci_otg_del_timer_fndecl_53284 ci_otg_del_timer fndecl 2 53284 NULL +disable_so_elapsed_jiffies_msecs_fndecl_53288 elapsed_jiffies_msecs fndecl 0 53288 NULL +disable_so_neigh_add_timer_fndecl_53296 neigh_add_timer fndecl 2 53296 NULL +disable_so_chunk_sizek_var_mtrr_state_53302 chunk_sizek var_mtrr_state 0 53302 NULL +disable_so_set_flexbg_block_bitmap_fndecl_53307 set_flexbg_block_bitmap fndecl 0-4-5 53307 NULL +disable_so_tw_rcv_wscale_inet_timewait_sock_53312 tw_rcv_wscale inet_timewait_sock 0 53312 NULL +disable_so_ablkcipher_walk_next_fndecl_53328 ablkcipher_walk_next fndecl 0 53328 NULL +disable_so_xen_mce_chrdev_open_fndecl_53331 xen_mce_chrdev_open fndecl 0 53331 NULL +disable_so_be16_add_cpu_fndecl_53336 be16_add_cpu fndecl 2 53336 NULL +disable_so_write_end_address_space_operations_53339 write_end address_space_operations 0-3-4-5 53339 NULL +disable_so_kobj_cpu_cpufreq_policy_53349 kobj_cpu cpufreq_policy 0 53349 NULL +disable_so_cticks_snd_timer_instance_53353 cticks snd_timer_instance 0 53353 NULL +disable_so_bus_num_atto_csmi_get_pci_bus_addr_53363 bus_num atto_csmi_get_pci_bus_addr 0 53363 NULL +disable_so_wall_time_sec_vsyscall_gtod_data_53364 wall_time_sec vsyscall_gtod_data 0 53364 NULL +disable_so_vfrontporch_v4l2_bt_timings_53369 vfrontporch v4l2_bt_timings 0 53369 NULL +disable_so_dataset_patch_addr_ath6kl_hw_53371 dataset_patch_addr ath6kl_hw 0 53371 NULL +disable_so___bitmap_subset_fndecl_53372 __bitmap_subset fndecl 3 53372 NULL +disable_so_sii9234_runtime_resume_fndecl_53375 sii9234_runtime_resume fndecl 0 53375 NULL +disable_so_ccp_crypto_init_fndecl_53377 ccp_crypto_init fndecl 0 53377 NULL +disable_so_inaddr_usnic_fwd_dev_53382 inaddr usnic_fwd_dev 0 53382 NULL +disable_so_ndo_validate_addr_net_device_ops_53392 ndo_validate_addr net_device_ops 0 53392 NULL nohasharray +disable_so_valid_msr_intercept_fndecl_53392 valid_msr_intercept fndecl 1 53392 &disable_so_ndo_validate_addr_net_device_ops_53392 +disable_so_ept_walk_addr_fndecl_53393 ept_walk_addr fndecl 3-4 53393 NULL +disable_so_dma_alloc_attrs_fndecl_53394 dma_alloc_attrs fndecl 2-4 53394 NULL +disable_so_btrfs_delayed_inode_init_fndecl_53395 btrfs_delayed_inode_init fndecl 0 53395 NULL +disable_so_atomic_stats_read_fndecl_53399 atomic_stats_read fndecl 3-0 53399 NULL +disable_so_src_slave_addr_rcar_dmac_chan_53400 src_slave_addr rcar_dmac_chan 0 53400 NULL +disable_so_sys_guid_ib_node_info_53401 sys_guid ib_node_info 0 53401 NULL +disable_so_freqValTelevision_pvr2_hdw_53403 freqValTelevision pvr2_hdw 0 53403 NULL +disable_so_quotad_check_timeo_fndecl_53409 quotad_check_timeo fndecl 4 53409 NULL +disable_so_smp_size_set_mtrr_data_53411 smp_size set_mtrr_data 0 53411 NULL +disable_so_addr_wil_fw_data_gw_53417 addr wil_fw_data_gw 0 53417 NULL +disable_so_irlap_start_wd_timer_fndecl_53423 irlap_start_wd_timer fndecl 2 53423 NULL +disable_so_nla_put_u32_fndecl_53424 nla_put_u32 fndecl 0-3 53424 NULL +disable_so_ucode_start_addr_smc_firmware_header_v1_0_53438 ucode_start_addr smc_firmware_header_v1_0 0 53438 NULL +disable_so_dma_addr_tso_state_53442 dma_addr tso_state 0 53442 NULL +disable_so___down_common_fndecl_53444 __down_common fndecl 2 53444 NULL +disable_so_bma180_set_sleep_state_fndecl_53447 bma180_set_sleep_state fndecl 0 53447 NULL +disable_so_reqsize_crypto_ahash_53448 reqsize crypto_ahash 0 53448 NULL +disable_so_qs_rtbtimelimit_fs_quota_stat_53453 qs_rtbtimelimit fs_quota_stat 0 53453 NULL +disable_so_mmc_set_relative_addr_fndecl_53454 mmc_set_relative_addr fndecl 0 53454 NULL +disable_so_genwqe_debugfs_jtimer_open_fndecl_53455 genwqe_debugfs_jtimer_open fndecl 0 53455 NULL +disable_so_xruns_snd_rawmidi_runtime_53458 xruns snd_rawmidi_runtime 0 53458 NULL +disable_so_cpumask_local_spread_fndecl_53460 cpumask_local_spread fndecl 0-1-2 53460 NULL +disable_so_peer_addr_rds_info_tcp_socket_53463 peer_addr rds_info_tcp_socket 0 53463 NULL +disable_so_do_set_fan_div_fndecl_53464 do_set_fan_div fndecl 0 53464 NULL +disable_so_nfs_map_uid_to_name_fndecl_53467 nfs_map_uid_to_name fndecl 4-0 53467 NULL +disable_so_handle_drm_vmw_fence_signaled_arg_53472 handle drm_vmw_fence_signaled_arg 0 53472 NULL +disable_so_guest_perf_guest_switch_msr_53477 guest perf_guest_switch_msr 0 53477 NULL +disable_so_encrypt_blkcipher_alg_53493 encrypt blkcipher_alg 4 53493 NULL +disable_so_tmr_disable_sound_lowlev_timer_53495 tmr_disable sound_lowlev_timer 1 53495 NULL nohasharray +disable_so_shim_phy_addr_sst_res_info_53495 shim_phy_addr sst_res_info 0 53495 &disable_so_tmr_disable_sound_lowlev_timer_53495 +disable_so_conversion_time_smm665_data_53516 conversion_time smm665_data 0 53516 NULL +disable_so_iscsi_tpg_attrib_store_netif_timeout_fndecl_53517 iscsi_tpg_attrib_store_netif_timeout fndecl 0-3 53517 NULL +disable_so_address_ib_umem_53524 address ib_umem 0 53524 NULL +disable_so_di_gid_gfs2_dinode_53528 di_gid gfs2_dinode 0 53528 NULL +disable_so_mem_busaddr_ahc_platform_data_53533 mem_busaddr ahc_platform_data 0 53533 NULL nohasharray +disable_so_sg_list_busaddr_scb_53533 sg_list_busaddr scb 0 53533 &disable_so_mem_busaddr_ahc_platform_data_53533 +disable_so_vactive_hi_lvds_dvo_timing_53549 vactive_hi lvds_dvo_timing 0 53549 NULL +disable_so_block_dma_addr_rx_block_info_53550 block_dma_addr rx_block_info 0 53550 NULL +disable_so_st_ctime_nsec_compat_stat_53567 st_ctime_nsec compat_stat 0 53567 NULL +disable_so_storm_memset_hc_timeout_fndecl_53596 storm_memset_hc_timeout fndecl 2-3-5 53596 NULL +disable_so_vapic_addr_kvm_lapic_53599 vapic_addr kvm_lapic 0 53599 NULL +disable_so_schedule_irq_fndecl_53600 schedule_irq fndecl 2 53600 NULL +disable_so_smp_cmd_ident_addr_info_fndecl_53602 smp_cmd_ident_addr_info fndecl 0 53602 NULL +disable_so_rsp_dmaaddr_fw_scsi_cmd_wr_53609 rsp_dmaaddr fw_scsi_cmd_wr 0 53609 NULL +disable_so_device_addr_p54p_desc_53612 device_addr p54p_desc 0 53612 NULL nohasharray +disable_so_wm8350_reg_write_fndecl_53612 wm8350_reg_write fndecl 2-3-0 53612 &disable_so_device_addr_p54p_desc_53612 +disable_so_ringid_wil_back_tx_53620 ringid wil_back_tx 0 53620 NULL nohasharray +disable_so_ahd_resolve_seqaddr_fndecl_53620 ahd_resolve_seqaddr fndecl 0-2 53620 &disable_so_ringid_wil_back_tx_53620 +disable_so_sleep_control_elan_transport_ops_53622 sleep_control elan_transport_ops 0 53622 NULL +disable_so_btrfs_set_token_inode_gid_fndecl_53628 btrfs_set_token_inode_gid fndecl 3 53628 NULL +disable_so_format_gro_flush_timeout_fndecl_53638 format_gro_flush_timeout fndecl 0 53638 NULL +disable_so_one_bits_word_at_a_time_53641 one_bits word_at_a_time 0 53641 NULL +disable_so_i2c_addr_xc2028_config_53658 i2c_addr xc2028_config 0 53658 NULL +disable_so_ss_tss_segment_32_53663 ss tss_segment_32 0 53663 NULL +disable_so_backlight_off_delay_cdv_intel_dp_53664 backlight_off_delay cdv_intel_dp 0 53664 NULL +disable_so_genwqe_debugfs_prev_dbg_uid1_open_fndecl_53665 genwqe_debugfs_prev_dbg_uid1_open fndecl 0 53665 NULL +disable_so_mult_clocksource_53667 mult clocksource 0 53667 NULL nohasharray +disable_so_parse_nl_addr_fndecl_53667 parse_nl_addr fndecl 0 53667 &disable_so_mult_clocksource_53667 +disable_so_irq_parport_53669 irq parport 0 53669 NULL +disable_so_apparmor_hash_size_vardecl_crypto_c_53670 apparmor_hash_size vardecl_crypto.c 0 53670 NULL +disable_so_vnic_dev_intr_coal_timer_usec_to_hw_fndecl_53671 vnic_dev_intr_coal_timer_usec_to_hw fndecl 0-2 53671 NULL +disable_so_si_do_program_memory_timing_parameters_fndecl_53672 si_do_program_memory_timing_parameters fndecl 0 53672 NULL +disable_so_addr_tx_desc_53676 addr tx_desc 0 53676 NULL +disable_so_put_unaligned_be16_fndecl_53677 put_unaligned_be16 fndecl 1 53677 NULL +disable_so_family_xfrm_usersa_id_53678 family xfrm_usersa_id 0 53678 NULL +disable_so_bcm54xx_ack_interrupt_fndecl_53685 bcm54xx_ack_interrupt fndecl 0 53685 NULL nohasharray +disable_so_svga_check_timings_fndecl_53685 svga_check_timings fndecl 3 53685 &disable_so_bcm54xx_ack_interrupt_fndecl_53685 +disable_so_i40e_vc_add_mac_addr_msg_fndecl_53688 i40e_vc_add_mac_addr_msg fndecl 0-3 53688 NULL +disable_so_addr_mvfrey_inlist_entry_53690 addr mvfrey_inlist_entry 0 53690 NULL +disable_so_pch_src_uuid_hi_read_fndecl_53692 pch_src_uuid_hi_read fndecl 0 53692 NULL +disable_so___bitmap_intersects_fndecl_53698 __bitmap_intersects fndecl 3 53698 NULL +disable_so_atomic_open_fndecl_53702 atomic_open fndecl 0 53702 NULL +disable_so_address_dsp_scb_descriptor_53708 address dsp_scb_descriptor 0 53708 NULL +disable_so_timestamp_il_rx_phy_res_53714 timestamp il_rx_phy_res 0 53714 NULL +disable_so_start_time_edac_pci_ctl_info_53715 start_time edac_pci_ctl_info 0 53715 NULL +disable_so_show_forward_delay_timer_fndecl_53717 show_forward_delay_timer fndecl 0 53717 NULL nohasharray +disable_so_iscsi_nacl_attrib_show_random_datain_pdu_offsets_fndecl_53717 iscsi_nacl_attrib_show_random_datain_pdu_offsets fndecl 0 53717 &disable_so_show_forward_delay_timer_fndecl_53717 +disable_so_memory_address_range_set_error_type_with_address_53722 memory_address_range set_error_type_with_address 0 53722 NULL +disable_so_sm501_find_clock_fndecl_53729 sm501_find_clock fndecl 3-0 53729 NULL +disable_so___round_jiffies_relative_fndecl_53743 __round_jiffies_relative fndecl 2-0-1 53743 NULL +disable_so_ccp_aes_xts_crypt_fndecl_53745 ccp_aes_xts_crypt fndecl 0 53745 NULL +disable_so_buf_addr_mlx5_ib_create_cq_53754 buf_addr mlx5_ib_create_cq 0 53754 NULL +disable_so_i_gid_sysv_inode_53757 i_gid sysv_inode 0 53757 NULL +disable_so_address_fm10k_fault_53764 address fm10k_fault 0 53764 NULL +disable_so_ntb_set_mw_addr_fndecl_53775 ntb_set_mw_addr fndecl 3 53775 NULL +disable_so_rx_bd_haddr_lo_bnx2_rx_bd_53781 rx_bd_haddr_lo bnx2_rx_bd 0 53781 NULL +disable_so_set_rfreg_rtl_hal_ops_53782 set_rfreg rtl_hal_ops 3-5 53782 NULL +disable_so_kstrtoll_fndecl_53783 kstrtoll fndecl 0 53783 NULL +disable_so_btrfs_set_token_64_fndecl_53792 btrfs_set_token_64 fndecl 3-4 53792 NULL +disable_so_clock_dw_mci_slot_53801 clock dw_mci_slot 0 53801 NULL nohasharray +disable_so_i_uid_nilfs_inode_53801 i_uid nilfs_inode 0 53801 &disable_so_clock_dw_mci_slot_53801 +disable_so_packet_len_2_sched_time_fndecl_53809 packet_len_2_sched_time fndecl 0-1 53809 NULL +disable_so_calc_div_fndecl_53821 calc_div fndecl 0-1 53821 NULL +disable_so_rsvd_pbl_addr_tpt_entry_53834 rsvd_pbl_addr tpt_entry 0 53834 NULL nohasharray +disable_so_dsc_rw_frequency_idetape_config_53834 dsc_rw_frequency idetape_config 0 53834 &disable_so_rsvd_pbl_addr_tpt_entry_53834 +disable_so_ahc_get_sense_bufaddr_fndecl_53837 ahc_get_sense_bufaddr fndecl 0 53837 NULL +disable_so_jiffies_at_alloc_scsi_cmnd_53839 jiffies_at_alloc scsi_cmnd 0 53839 NULL +disable_so_sense_addr_orc_scb_53841 sense_addr orc_scb 0 53841 NULL +disable_so_stall_timeout_xenvif_53851 stall_timeout xenvif 0 53851 NULL +disable_so_tlv_put_btrfs_timespec_fndecl_53854 tlv_put_btrfs_timespec fndecl 0 53854 NULL +disable_so_nfsd4_decode_time_fndecl_53864 nfsd4_decode_time fndecl 0 53864 NULL +disable_so_threshold_target_nes_hw_tune_timer_53868 threshold_target nes_hw_tune_timer 0 53868 NULL +disable_so_i_uid_bfs_inode_53869 i_uid bfs_inode 0 53869 NULL +disable_so_vidioc_query_dv_timings_fndecl_53872 vidioc_query_dv_timings fndecl 0 53872 NULL +disable_so_rtl2832_sleep_fndecl_53873 rtl2832_sleep fndecl 0 53873 NULL +disable_so_snd_soc_update_bits_fndecl_53881 snd_soc_update_bits fndecl 0-2-4-3 53881 NULL +disable_so_sched_clock_fndecl_53886 sched_clock fndecl 0 53886 NULL +disable_so_ps_poll_upsd_timeouts_read_fndecl_53888 ps_poll_upsd_timeouts_read fndecl 3 53888 NULL +disable_so_pmdown_time_set_fndecl_53891 pmdown_time_set fndecl 0-4 53891 NULL +disable_so_sync_endtime_ip_vs_conn_53903 sync_endtime ip_vs_conn 0 53903 NULL +disable_so_timeout_c_tpm_vendor_specific_53905 timeout_c tpm_vendor_specific 0 53905 NULL +disable_so_i2c_address_mxl5005s_config_53906 i2c_address mxl5005s_config 0 53906 NULL +disable_so_bin_dn_node_address_fndecl_53909 bin_dn_node_address fndecl 0 53909 NULL +disable_so_i2c_addr_dib3000mc_state_53912 i2c_addr dib3000mc_state 0 53912 NULL +disable_so_musb_schedule_fndecl_53920 musb_schedule fndecl 3-0 53920 NULL +disable_so_card_addr_pcmcia_device_53921 card_addr pcmcia_device 0 53921 NULL +disable_so_freq_si476x_tune_freq_args_53927 freq si476x_tune_freq_args 0 53927 NULL +disable_so_xfrm_dst_hash_transfer_fndecl_53935 xfrm_dst_hash_transfer fndecl 4 53935 NULL +disable_so_fs_time_ufs_super_block_first_53936 fs_time ufs_super_block_first 0 53936 NULL +disable_so_buffer_addr_ath6kl_dbglog_buf_53947 buffer_addr ath6kl_dbglog_buf 0 53947 NULL +disable_so_drbd_send_bitmap_fndecl_53952 drbd_send_bitmap fndecl 0 53952 NULL +disable_so_xfs_kuid_to_uid_fndecl_53958 xfs_kuid_to_uid fndecl 0 53958 NULL +disable_so_addr_off_bfa_flash_53970 addr_off bfa_flash 0 53970 NULL +disable_so_string_langid_usb_device_53974 string_langid usb_device 0 53974 NULL +disable_so_src_addr_qla4_83xx_pex_dma_descriptor_53995 src_addr qla4_83xx_pex_dma_descriptor 0 53995 NULL +disable_so_crc32_pclmul_mod_init_fndecl_53996 crc32_pclmul_mod_init fndecl 0 53996 NULL +disable_so_range_to_mtrr_with_hole_fndecl_53998 range_to_mtrr_with_hole fndecl 0-2-3 53998 NULL +disable_so_cpu_cpufreq_freqs_54025 cpu cpufreq_freqs 0 54025 NULL +disable_so_read_addr_qla83xx_minidump_entry_pollrd_54033 read_addr qla83xx_minidump_entry_pollrd 0 54033 NULL +disable_so_wall_time_coarse_nsec_vsyscall_gtod_data_54044 wall_time_coarse_nsec vsyscall_gtod_data 0 54044 NULL +disable_so_HTotal_xtimings_54045 HTotal xtimings 0 54045 NULL +disable_so_hpi_cobranet_get_static_ip_address_fndecl_54046 hpi_cobranet_get_static_ip_address fndecl 1 54046 NULL +disable_so_device_reset_timer_mipi_config_54052 device_reset_timer mipi_config 0 54052 NULL +disable_so_myri10ge_watchdog_timeout_vardecl_myri10ge_c_54061 myri10ge_watchdog_timeout vardecl_myri10ge.c 0 54061 NULL +disable_so_slope_div_nvbios_therm_sensor_54063 slope_div nvbios_therm_sensor 0 54063 NULL +disable_so_cg_spll_func_cntl_rv770_clock_registers_54065 cg_spll_func_cntl rv770_clock_registers 0 54065 NULL +disable_so_custom_divisor_serial_struct_54066 custom_divisor serial_struct 0 54066 NULL +disable_so_cq_get_mtt_addr_fndecl_54071 cq_get_mtt_addr fndecl 0 54071 NULL +disable_so_stack_maxrandom_size_fndecl_54078 stack_maxrandom_size fndecl 0 54078 NULL +disable_so_ktime_get_mono_fast_ns_fndecl_54083 ktime_get_mono_fast_ns fndecl 0 54083 NULL +disable_so_reachable_time_neigh_parms_54094 reachable_time neigh_parms 0 54094 NULL +disable_so_hid_time_parse_report_fndecl_54114 hid_time_parse_report fndecl 0 54114 NULL +disable_so_baddr0_gru_instruction_54117 baddr0 gru_instruction 0 54117 NULL +disable_so_time_in_queue_disk_stats_54131 time_in_queue disk_stats 0 54131 NULL +disable_so_smsc95xx_set_mac_address_fndecl_54135 smsc95xx_set_mac_address fndecl 0 54135 NULL +disable_so_sysctl_numa_balancing_scan_delay_vardecl_54140 sysctl_numa_balancing_scan_delay vardecl 0 54140 NULL nohasharray +disable_so_tun16_to_cpu_fndecl_54140 tun16_to_cpu fndecl 0-2 54140 &disable_so_sysctl_numa_balancing_scan_delay_vardecl_54140 +disable_so_addr_2_qla8044_minidump_entry_pollrdmwr_54142 addr_2 qla8044_minidump_entry_pollrdmwr 0 54142 NULL +disable_so___xfrm6_pref_hash_fndecl_54144 __xfrm6_pref_hash fndecl 0 54144 NULL +disable_so_sm501_select_clock_fndecl_54146 sm501_select_clock fndecl 1-0 54146 NULL +disable_so_x86_acpi_enter_sleep_state_fndecl_54149 x86_acpi_enter_sleep_state fndecl 0-1 54149 NULL +disable_so_ips_fix_ffdc_time_fndecl_54151 ips_fix_ffdc_time fndecl 3 54151 NULL +disable_so_set_var_mtrr_range_fndecl_54160 set_var_mtrr_range fndecl 2-3 54160 NULL nohasharray +disable_so_bi_blocks_gfs2_bitmap_54160 bi_blocks gfs2_bitmap 0 54160 &disable_so_set_var_mtrr_range_fndecl_54160 +disable_so_ath10k_recalc_rtscts_prot_fndecl_54161 ath10k_recalc_rtscts_prot fndecl 0 54161 NULL +disable_so_i915_frequency_info_fndecl_54168 i915_frequency_info fndecl 0 54168 NULL +disable_so_store_fast_charge_timer_fndecl_54173 store_fast_charge_timer fndecl 0-4 54173 NULL +disable_so_compat_put_bitmap_fndecl_54182 compat_put_bitmap fndecl 0-3 54182 NULL +disable_so_cccr_address_p4_counter_binding_54184 cccr_address p4_counter_binding 0 54184 NULL +disable_so_extra_buf2_address_ene_device_54188 extra_buf2_address ene_device 0 54188 NULL +disable_so_gr_insert_uid_fndecl_54189 gr_insert_uid fndecl 2 54189 NULL +disable_so_addr_wil_fw_record_data_54198 addr wil_fw_record_data 0 54198 NULL +disable_so_hash_mask_dm_exception_table_54212 hash_mask dm_exception_table 0 54212 NULL +disable_so_cir_addr_ite_dev_54217 cir_addr ite_dev 0 54217 NULL +disable_so_end_fixed_mtrr_segment_54218 end fixed_mtrr_segment 0 54218 NULL +disable_so_timer_in_use_min_nes_hw_tune_timer_54220 timer_in_use_min nes_hw_tune_timer 0 54220 NULL +disable_so_act8b_ata_timing_54221 act8b ata_timing 0 54221 NULL +disable_so_psmouse_interrupt_fndecl_54222 psmouse_interrupt fndecl 2 54222 NULL +disable_so_reply_queue_start_phys_addr_lo_megasas_init_queue_info_54244 reply_queue_start_phys_addr_lo megasas_init_queue_info 0 54244 NULL +disable_so__freq_tbl_determine_rate_fndecl_54245 _freq_tbl_determine_rate fndecl 0 54245 NULL +disable_so_tm_hour_rtc_time_54254 tm_hour rtc_time 0 54254 NULL +disable_so_efx_nic_init_interrupt_fndecl_54259 efx_nic_init_interrupt fndecl 0 54259 NULL +disable_so_dr_addr_qla8044_quad_entry_54260 dr_addr qla8044_quad_entry 0 54260 NULL +disable_so_integer_pll_div_54261 integer pll_div 0 54261 NULL nohasharray +disable_so_buf_addr_brcmf_pcie_console_54261 buf_addr brcmf_pcie_console 0 54261 &disable_so_integer_pll_div_54261 +disable_so_fandiv2_w83627ehf_data_54263 fandiv2 w83627ehf_data 0 54263 NULL +disable_so_gf_numsrc_group_filter_54274 gf_numsrc group_filter 0 54274 NULL +disable_so_adis_write_reg_fndecl_54282 adis_write_reg fndecl 0 54282 NULL +disable_so_last_commit_jiffies_pool_54290 last_commit_jiffies pool 0 54290 NULL nohasharray +disable_so_btree_cache_used_cache_set_54290 btree_cache_used cache_set 0 54290 &disable_so_last_commit_jiffies_pool_54290 +disable_so_hid_time_probe_fndecl_54292 hid_time_probe fndecl 0 54292 NULL +disable_so_cgroup_subtree_control_write_fndecl_54294 cgroup_subtree_control_write fndecl 0-3 54294 NULL +disable_so_hpt3x2n_set_clock_fndecl_54295 hpt3x2n_set_clock fndecl 2 54295 NULL +disable_so_timestamp_nfs4_layoutget_args_54296 timestamp nfs4_layoutget_args 0 54296 NULL +disable_so_mic_setup_interrupts_fndecl_54300 mic_setup_interrupts fndecl 0 54300 NULL +disable_so_imsf_numsrc_ip_msfilter_54312 imsf_numsrc ip_msfilter 0 54312 NULL +disable_so_dma_addr_solos_skb_cb_54324 dma_addr solos_skb_cb 0 54324 NULL +disable_so_irq_domain_set_info_fndecl_54334 irq_domain_set_info fndecl 3-2 54334 NULL +disable_so_ks108_set_yaddr_fndecl_54335 ks108_set_yaddr fndecl 2-3 54335 NULL +disable_so_lfo1delay_soundfont_voice_parm_54350 lfo1delay soundfont_voice_parm 0 54350 NULL +disable_so_netxen_get_ioaddr_fndecl_54354 netxen_get_ioaddr fndecl 2 54354 NULL +disable_so_addrs_per_inode_fndecl_54364 addrs_per_inode fndecl 0 54364 NULL +disable_so_msr_rsc_54369 msr rsc 0 54369 NULL +disable_so_busaddr_CommandList_54370 busaddr CommandList 0 54370 NULL +disable_so_paddr_mwifiex_pfu_buf_desc_54374 paddr mwifiex_pfu_buf_desc 0 54374 NULL +disable_so_ieee80211_aes_key_setup_encrypt_fndecl_54383 ieee80211_aes_key_setup_encrypt fndecl 2-3 54383 NULL +disable_so_cpumask_parse_user_fndecl_54390 cpumask_parse_user fndecl 0-2 54390 NULL +disable_so_ack_signal_zd_mac_54391 ack_signal zd_mac 0 54391 NULL +disable_so_addr_lp855x_rom_data_54408 addr lp855x_rom_data 0 54408 NULL +disable_so_ar9003_mci_wait_for_interrupt_fndecl_54411 ar9003_mci_wait_for_interrupt fndecl 2-3 54411 NULL +disable_so_enable_timeout_sdio_func_54417 enable_timeout sdio_func 0 54417 NULL +disable_so_overrun_time_n_tty_data_54426 overrun_time n_tty_data 0 54426 NULL +disable_so_seq_netlbl_cipsov4_doiwalk_arg_54427 seq netlbl_cipsov4_doiwalk_arg 0 54427 NULL +disable_so_addr_hi_ocrdma_sge_54434 addr_hi ocrdma_sge 0 54434 NULL +disable_so_lcq_addr_hi_fcoe_kwqe_conn_offload4_54436 lcq_addr_hi fcoe_kwqe_conn_offload4 0 54436 NULL +disable_so_avc_ca_get_time_date_fndecl_54437 avc_ca_get_time_date fndecl 0 54437 NULL +disable_so_msg_rtime_msqid64_ds_54442 msg_rtime msqid64_ds 0 54442 NULL +disable_so_delay_vardecl_wm9705_c_54454 delay vardecl_wm9705.c 0 54454 NULL +disable_so_hpi_set_address_fndecl_54461 hpi_set_address fndecl 2 54461 NULL +disable_so_seq_nft_ctx_54462 seq nft_ctx 0 54462 NULL +disable_so_dm_btree_remove_fndecl_54463 dm_btree_remove fndecl 0-2 54463 NULL +disable_so_stv0297_set_initialdemodfreq_fndecl_54465 stv0297_set_initialdemodfreq fndecl 2 54465 NULL +disable_so_shdwreg_addr_lo_addr_ctrl_blk_54466 shdwreg_addr_lo addr_ctrl_blk 0 54466 NULL +disable_so_i2c_dev_addr_au0828_rc_54470 i2c_dev_addr au0828_rc 0 54470 NULL +disable_so_sha256_generic_mod_init_fndecl_54474 sha256_generic_mod_init fndecl 0 54474 NULL +disable_so_kdiv_skl_wrpll_params_54475 kdiv skl_wrpll_params 0 54475 NULL +disable_so_ocfs2_divide_xattr_cluster_fndecl_54477 ocfs2_divide_xattr_cluster fndecl 0 54477 NULL +disable_so_addr_gsm_msg_54481 addr gsm_msg 0 54481 NULL +disable_so_select_delay_floppy_drive_params_54487 select_delay floppy_drive_params 0 54487 NULL +disable_so_dm_btree_find_highest_key_fndecl_54489 dm_btree_find_highest_key fndecl 0-2 54489 NULL +disable_so_last_retry_addr_kvm_vcpu_arch_54492 last_retry_addr kvm_vcpu_arch 0 54492 NULL +disable_so_default_delay_pi_protocol_54493 default_delay pi_protocol 0 54493 NULL +disable_so_dummy_dma_page_physical_address_r592_device_54497 dummy_dma_page_physical_address r592_device 0 54497 NULL +disable_so_drbg_hash_update_fndecl_54501 drbg_hash_update fndecl 0 54501 NULL +disable_so_cryptd_blkcipher_setkey_fndecl_54506 cryptd_blkcipher_setkey fndecl 0-3 54506 NULL +disable_so_mounted_uid_ncp_fs_info_v2_54511 mounted_uid ncp_fs_info_v2 0 54511 NULL +disable_so_htc_ext_addr_ath6kl_mbox_info_54517 htc_ext_addr ath6kl_mbox_info 0 54517 NULL +disable_so_xen_pmd_val_fndecl_54519 xen_pmd_val fndecl 0 54519 NULL +disable_so_incr_cpu_itimer_54530 incr cpu_itimer 0 54530 NULL +disable_so_fw_blob_dest_addr_pn544_i2c_phy_54532 fw_blob_dest_addr pn544_i2c_phy 0 54532 NULL +disable_so_ip_addr_nx_ip_list_54540 ip_addr nx_ip_list 0 54540 NULL +disable_so_test_ahash_cycles_digest_fndecl_54541 test_ahash_cycles_digest fndecl 0 54541 NULL +disable_so_tegra_sflash_runtime_resume_fndecl_54543 tegra_sflash_runtime_resume fndecl 0 54543 NULL +disable_so_start_addr_qlcnic_flt_entry_54564 start_addr qlcnic_flt_entry 0 54564 NULL +disable_so_addr_lo_tg3_rx_buffer_desc_54565 addr_lo tg3_rx_buffer_desc 0 54565 NULL +disable_so_btrfs_free_space_bitmaps_fndecl_54566 btrfs_free_space_bitmaps fndecl 0 54566 NULL nohasharray +disable_so_crypto_rfc4309_decrypt_fndecl_54566 crypto_rfc4309_decrypt fndecl 0 54566 &disable_so_btrfs_free_space_bitmaps_fndecl_54566 +disable_so_crypto_ahash_op_fndecl_54569 crypto_ahash_op fndecl 0 54569 NULL +disable_so_rbt_ib_umem_compute_subtree_last_fndecl_54589 rbt_ib_umem_compute_subtree_last fndecl 0 54589 NULL +disable_so_ap_sleep_wlcore_ops_54591 ap_sleep wlcore_ops 0 54591 NULL +disable_so_get_freq_adis16400_chip_info_54596 get_freq adis16400_chip_info 0 54596 NULL +disable_so_entries_dmaaddr_snd_trident_tlb_54601 entries_dmaaddr snd_trident_tlb 0 54601 NULL +disable_so_hwrqaddr_fw_ri_init_54619 hwrqaddr fw_ri_init 0 54619 NULL +disable_so_rs_user_addr_rds_sock_54620 rs_user_addr rds_sock 0 54620 NULL +disable_so_snd_timer_global_new_fndecl_54623 snd_timer_global_new fndecl 2-0 54623 NULL +disable_so_rsi_setclock_fndecl_54628 rsi_setclock fndecl 2 54628 NULL +disable_so_addr_ct_vm_block_54632 addr ct_vm_block 0 54632 NULL +disable_so_read_addr_qla8044_minidump_entry_mux_54633 read_addr qla8044_minidump_entry_mux 0 54633 NULL +disable_so_queue_delayed_work_on_fndecl_54644 queue_delayed_work_on fndecl 1-4 54644 NULL +disable_so_arcmsr_adjust_disk_queue_depth_fndecl_54647 arcmsr_adjust_disk_queue_depth fndecl 0-2 54647 NULL +disable_so_mpihelp_mul_1_fndecl_54658 mpihelp_mul_1 fndecl 3 54658 NULL +disable_so_bitmap_ipmac_do_add_fndecl_54672 bitmap_ipmac_do_add fndecl 4 54672 NULL +disable_so_paddr_fsl_asrc_54677 paddr fsl_asrc 0 54677 NULL +disable_so_sil_iowrite32_fndecl_54679 sil_iowrite32 fndecl 3-2 54679 NULL +disable_so_adv_smbus_write_byte_data_fndecl_54684 adv_smbus_write_byte_data fndecl 2-3-0 54684 NULL +disable_so_delay_snd_pcm_runtime_54685 delay snd_pcm_runtime 0 54685 NULL +disable_so_cp_blkaddr_f2fs_super_block_54690 cp_blkaddr f2fs_super_block 0 54690 NULL +disable_so_schedule_erase_fndecl_54695 schedule_erase fndecl 4-3 54695 NULL +disable_so_mesh_set_short_slot_time_fndecl_54696 mesh_set_short_slot_time fndecl 0 54696 NULL +disable_so_pll2_ndiv_a_cnt_ad9523_platform_data_54701 pll2_ndiv_a_cnt ad9523_platform_data 0 54701 NULL +disable_so_dirtytime_expire_interval_vardecl_54714 dirtytime_expire_interval vardecl 0 54714 NULL nohasharray +disable_so_cdv_intel_crtc_clock_get_fndecl_54714 cdv_intel_crtc_clock_get fndecl 0 54714 &disable_so_dirtytime_expire_interval_vardecl_54714 +disable_so_timeout_vardecl_w83627hf_wdt_c_54716 timeout vardecl_w83627hf_wdt.c 0 54716 NULL +disable_so_ccp_addr_hi_fndecl_54724 ccp_addr_hi fndecl 0 54724 NULL nohasharray +disable_so_usnic_fwd_add_ipaddr_fndecl_54724 usnic_fwd_add_ipaddr fndecl 2 54724 &disable_so_ccp_addr_hi_fndecl_54724 +disable_so_encrypt_ablkcipher_tfm_54728 encrypt ablkcipher_tfm 0 54728 NULL +disable_so_dp83640_ack_interrupt_fndecl_54729 dp83640_ack_interrupt fndecl 0 54729 NULL +disable_so_crypto_pcbc_decrypt_fndecl_54732 crypto_pcbc_decrypt fndecl 0-4 54732 NULL +disable_so_jackdetect_debounce_time_adau1761_platform_data_54736 jackdetect_debounce_time adau1761_platform_data 0 54736 NULL +disable_so_ism1_runtime_sc_54739 ism1 runtime_sc 0 54739 NULL +disable_so___hw_addr_sync_multiple_fndecl_54744 __hw_addr_sync_multiple fndecl 0-3 54744 NULL nohasharray +disable_so_irq_modify_status_fndecl_54744 irq_modify_status fndecl 1 54744 &disable_so___hw_addr_sync_multiple_fndecl_54744 +disable_so_vfreq_aspect_std_timing_54751 vfreq_aspect std_timing 0 54751 NULL +disable_so_sd_gid_stat_data_54756 sd_gid stat_data 0 54756 NULL +disable_so_buffer_addr_m3_dma_54757 buffer_addr m3_dma 0 54757 NULL +disable_so_driver_timestamp_qla4_8xxx_minidump_template_hdr_54761 driver_timestamp qla4_8xxx_minidump_template_hdr 0 54761 NULL +disable_so_bitmap_root_ll_disk_54791 bitmap_root ll_disk 0 54791 NULL +disable_so_addr_to_sbp2_pointer_fndecl_54805 addr_to_sbp2_pointer fndecl 1 54805 NULL +disable_so_i2c_addr_af9013_config_54806 i2c_addr af9013_config 0 54806 NULL +disable_so_runtime_sched_dl_entity_54815 runtime sched_dl_entity 0 54815 NULL +disable_so_signal_rtl8187_rx_hdr_54828 signal rtl8187_rx_hdr 0 54828 NULL +disable_so_gid_list_dma_qla_hw_data_54829 gid_list_dma qla_hw_data 0 54829 NULL +disable_so_tsi721_omsg_interrupt_enable_fndecl_54831 tsi721_omsg_interrupt_enable fndecl 3-2 54831 NULL +disable_so_nsec_pps_ktime_54835 nsec pps_ktime 0 54835 NULL +disable_so_timeout_xfrm_policy_queue_54847 timeout xfrm_policy_queue 0 54847 NULL +disable_so_uid_used_vardecl_gracl_segv_c_54850 uid_used vardecl_gracl_segv.c 0 54850 NULL +disable_so_regmap_update_bits_fndecl_54855 regmap_update_bits fndecl 0-2-4-3 54855 NULL +disable_so_next_status_checked_time_netup_ci_state_54858 next_status_checked_time netup_ci_state 0 54858 NULL +disable_so_dma_addr_s_txd_os_54860 dma_addr s_txd_os 0 54860 NULL +disable_so_tms_cstime_compat_tms_54864 tms_cstime compat_tms 0 54864 NULL +disable_so_reply_dma_max_address_MPT3SAS_ADAPTER_54869 reply_dma_max_address MPT3SAS_ADAPTER 0 54869 NULL +disable_so_tsc_read_refs_fndecl_54873 tsc_read_refs fndecl 0 54873 NULL +disable_so_tpm_get_timeouts_fndecl_54878 tpm_get_timeouts fndecl 0 54878 NULL +disable_so_dn_hash_dump_bucket_fndecl_54884 dn_hash_dump_bucket fndecl 0 54884 NULL +disable_so_queue_timeout_fndecl_54887 queue_timeout fndecl 2 54887 NULL +disable_so_T5_address_mxt_data_54888 T5_address mxt_data 0 54888 NULL +disable_so_arizona_runtime_resume_fndecl_54897 arizona_runtime_resume fndecl 0 54897 NULL +disable_so_udp_timeout_ip_vs_timeout_user_54908 udp_timeout ip_vs_timeout_user 0 54908 NULL +disable_so_idiag_uid_inet_diag_msg_54913 idiag_uid inet_diag_msg 0 54913 NULL nohasharray +disable_so_last_semaphore_wait_addr_radeon_ring_54913 last_semaphore_wait_addr radeon_ring 0 54913 &disable_so_idiag_uid_inet_diag_msg_54913 +disable_so_aty_st_le32_fndecl_54925 aty_st_le32 fndecl 2 54925 NULL +disable_so_saffirepro_both_clk_freq_set_fndecl_54935 saffirepro_both_clk_freq_set fndecl 0 54935 NULL +disable_so_mcryptd_hash_finup_fndecl_54940 mcryptd_hash_finup fndecl 2 54940 NULL +disable_so_nla_put_be64_fndecl_54942 nla_put_be64 fndecl 0 54942 NULL +disable_so_delay_qlc_83xx_entry_hdr_54949 delay qlc_83xx_entry_hdr 0 54949 NULL +disable_so_dac33_dai_delay_fndecl_54952 dac33_dai_delay fndecl 0 54952 NULL nohasharray +disable_so_dmaaddr_cafe_priv_54952 dmaaddr cafe_priv 0 54952 &disable_so_dac33_dai_delay_fndecl_54952 +disable_so_addr_hda_codec_54956 addr hda_codec 0 54956 NULL +disable_so_dummy_buffer_addr_lo_fcoe_kwqe_init1_54962 dummy_buffer_addr_lo fcoe_kwqe_init1 0 54962 NULL nohasharray +disable_so_magn_3d_adjust_channel_bit_mask_fndecl_54962 magn_3d_adjust_channel_bit_mask fndecl 3 54962 &disable_so_dummy_buffer_addr_lo_fcoe_kwqe_init1_54962 +disable_so_default_timetolive_sctp_sock_54963 default_timetolive sctp_sock 0 54963 NULL +disable_so_test_acipher_cycles_fndecl_54972 test_acipher_cycles fndecl 0 54972 NULL +disable_so_last_jiffies_tick_sched_54974 last_jiffies tick_sched 0 54974 NULL +disable_so_offset_btrfs_delayed_data_ref_54980 offset btrfs_delayed_data_ref 0 54980 NULL +disable_so_toshiba_usb_sleep_music_set_fndecl_54986 toshiba_usb_sleep_music_set fndecl 0 54986 NULL +disable_so_addr_start_vardecl_init_64_c_54989 addr_start vardecl_init_64.c 0 54989 NULL +disable_so_seq_xfrm_user_acquire_54990 seq xfrm_user_acquire 0 54990 NULL +disable_so_setup_ide_timing_54997 setup ide_timing 0 54997 NULL +disable_so_dirtytime_interval_handler_fndecl_54998 dirtytime_interval_handler fndecl 0 54998 NULL +disable_so_last_heartbeat_timestamp_ctlr_info_55000 last_heartbeat_timestamp ctlr_info 0 55000 NULL +disable_so_bond_set_mac_address_fndecl_55006 bond_set_mac_address fndecl 0 55006 NULL +disable_so_curfreq_amradio_device_55017 curfreq amradio_device 0 55017 NULL +disable_so_time_mult_perf_event_mmap_page_55031 time_mult perf_event_mmap_page 0 55031 NULL nohasharray +disable_so___i2c_bit_add_bus_fndecl_55031 __i2c_bit_add_bus fndecl 0 55031 &disable_so_time_mult_perf_event_mmap_page_55031 +disable_so_addr_f71882fg_data_55035 addr f71882fg_data 0 55035 NULL +disable_so_time_stamp_igb_tx_buffer_55041 time_stamp igb_tx_buffer 0 55041 NULL +disable_so_fsl_spdif_txclk_caldiv_fndecl_55042 fsl_spdif_txclk_caldiv fndecl 3-0 55042 NULL +disable_so_wall_time_coarse_sec_vsyscall_gtod_data_55048 wall_time_coarse_sec vsyscall_gtod_data 0 55048 NULL nohasharray +disable_so_rv770_set_smc_sram_address_fndecl_55048 rv770_set_smc_sram_address fndecl 0-2 55048 &disable_so_wall_time_coarse_sec_vsyscall_gtod_data_55048 +disable_so_enic_set_mac_address_fndecl_55049 enic_set_mac_address fndecl 0 55049 NULL +disable_so_bitmap_shift_left_fndecl_55055 bitmap_shift_left fndecl 3-4 55055 NULL +disable_so_uea_set_bulk_timeout_fndecl_55059 uea_set_bulk_timeout fndecl 2 55059 NULL +disable_so_xfs_btree_check_lblock_fndecl_55062 xfs_btree_check_lblock fndecl 0 55062 NULL +disable_so_addr_num_sctp_getaddrs_old_55065 addr_num sctp_getaddrs_old 0 55065 NULL +disable_so_random_ri_fndecl_55094 random_ri fndecl 0 55094 NULL +disable_so_rhashtable_insert_fast_fndecl_55105 rhashtable_insert_fast fndecl 0 55105 NULL +disable_so_val_nla_map_55108 val nla_map 0 55108 NULL +disable_so_sis_program_timings_fndecl_55111 sis_program_timings fndecl 2 55111 NULL +disable_so_crypto_authenc_esn_module_init_fndecl_55112 crypto_authenc_esn_module_init fndecl 0 55112 NULL +disable_so_open_d_r820t_freq_range_55124 open_d r820t_freq_range 0 55124 NULL +disable_so_b43legacy_set_slot_time_fndecl_55128 b43legacy_set_slot_time fndecl 2 55128 NULL nohasharray +disable_so_rowaddr_fndecl_55128 rowaddr fndecl 2 55128 &disable_so_b43legacy_set_slot_time_fndecl_55128 nohasharray +disable_so_iscsit_do_crypto_hash_sg_fndecl_55128 iscsit_do_crypto_hash_sg fndecl 4-5 55128 &disable_so_rowaddr_fndecl_55128 nohasharray +disable_so_padlock_sha1_final_fndecl_55128 padlock_sha1_final fndecl 0 55128 &disable_so_iscsit_do_crypto_hash_sg_fndecl_55128 +disable_so_st_ctime_stat_55144 st_ctime stat 0 55144 NULL +disable_so_bma150_set_low_g_interrupt_fndecl_55166 bma150_set_low_g_interrupt fndecl 4-5-3-0 55166 NULL +disable_so_atomic_commit_drm_mode_config_funcs_55169 atomic_commit drm_mode_config_funcs 0 55169 NULL +disable_so_timeout_ns_mmc_data_55170 timeout_ns mmc_data 0 55170 NULL +disable_so_rq_addr_low_nes_qp_context_55197 rq_addr_low nes_qp_context 0 55197 NULL +disable_so_gaintime_tsl2563_gainlevel_coeff_55201 gaintime tsl2563_gainlevel_coeff 0 55201 NULL +disable_so_attr_timeout_fndecl_55204 attr_timeout fndecl 0 55204 NULL +disable_so_tx_addr_happy_meal_txd_55205 tx_addr happy_meal_txd 0 55205 NULL nohasharray +disable_so_hsync_v4l2_bt_timings_55205 hsync v4l2_bt_timings 0 55205 &disable_so_tx_addr_happy_meal_txd_55205 +disable_so_decode_bitmap_fndecl_55218 decode_bitmap fndecl 0 55218 NULL +disable_so_p1_gma_clock_t_55221 p1 gma_clock_t 0 55221 NULL +disable_so_bitrate_can_bittiming_55225 bitrate can_bittiming 0 55225 NULL +disable_so_tqi_ready_time_ath5k_txq_info_55226 tqi_ready_time ath5k_txq_info 0 55226 NULL +disable_so_msr_seek_fndecl_55235 msr_seek fndecl 0-2 55235 NULL +disable_so_fw_mon_cycle_cnt_iwl_fw_error_dump_fw_mon_55239 fw_mon_cycle_cnt iwl_fw_error_dump_fw_mon 0 55239 NULL +disable_so_ac97_clock_vardecl_via82xx_c_55242 ac97_clock vardecl_via82xx.c 0 55242 NULL +disable_so_si2157_sleep_fndecl_55246 si2157_sleep fndecl 0 55246 NULL +disable_so_max8925_rtc_read_time_fndecl_55254 max8925_rtc_read_time fndecl 0 55254 NULL +disable_so_di_gid_efs_dinode_55256 di_gid efs_dinode 0 55256 NULL +disable_so_elan_i2c_sleep_control_fndecl_55264 elan_i2c_sleep_control fndecl 0 55264 NULL +disable_so_freq_reg_info_regd_fndecl_55266 freq_reg_info_regd fndecl 2 55266 NULL +disable_so_int_coalescing_timer_ahd_softc_55267 int_coalescing_timer ahd_softc 0 55267 NULL +disable_so_grsec_alert_wtime_vardecl_55279 grsec_alert_wtime vardecl 0 55279 NULL +disable_so_btrfs_inode_gid_fndecl_55281 btrfs_inode_gid fndecl 0 55281 NULL +disable_so_ebitmap_node_set_bit_fndecl_55285 ebitmap_node_set_bit fndecl 2 55285 NULL +disable_so_gpu_addr_kfd_mem_obj_55286 gpu_addr kfd_mem_obj 0 55286 NULL +disable_so_smp_random_fndecl_55288 smp_random fndecl 0 55288 NULL +disable_so_start_rmt_timer1_fndecl_55290 start_rmt_timer1 fndecl 2 55290 NULL +disable_so_cit_setkey_cipher_tfm_55304 cit_setkey cipher_tfm 0-3 55304 NULL +disable_so_grpfreq_pca963x_chipdef_55310 grpfreq pca963x_chipdef 0 55310 NULL +disable_so_mb_dma_address_skd_special_context_55312 mb_dma_address skd_special_context 0 55312 NULL +disable_so_t4_fwaddrspace_write_fndecl_55313 t4_fwaddrspace_write fndecl 0-2 55313 NULL +disable_so_num_msrs_to_save_vardecl_x86_c_55317 num_msrs_to_save vardecl_x86.c 0 55317 NULL +disable_so_cdc_ncm_show_tx_timer_usecs_fndecl_55319 cdc_ncm_show_tx_timer_usecs fndecl 0 55319 NULL +disable_so_sum_exec_runtime_task_cputime_55320 sum_exec_runtime task_cputime 0 55320 NULL +disable_so_crypto_hash_final_fndecl_55327 crypto_hash_final fndecl 0 55327 NULL +disable_so___irq_domain_add_fndecl_55334 __irq_domain_add fndecl 2-3 55334 NULL +disable_so_end_addr_p54_tx_info_55335 end_addr p54_tx_info 0 55335 NULL +disable_so_pre_div_pll__55336 pre_div pll_ 0 55336 NULL nohasharray +disable_so_als_adjust_channel_bit_mask_fndecl_55336 als_adjust_channel_bit_mask fndecl 3 55336 &disable_so_pre_div_pll__55336 +disable_so_write_timeout_cdrom_info_55346 write_timeout cdrom_info 0 55346 NULL nohasharray +disable_so_crypto_ecb_decrypt_fndecl_55346 crypto_ecb_decrypt fndecl 0-4 55346 &disable_so_write_timeout_cdrom_info_55346 +disable_so_audit_set_backlog_wait_time_fndecl_55349 audit_set_backlog_wait_time fndecl 1-0 55349 NULL +disable_so_show_risefalltime_fndecl_55351 show_risefalltime fndecl 4-0 55351 NULL +disable_so_ahash_def_finup_done2_fndecl_55353 ahash_def_finup_done2 fndecl 2 55353 NULL +disable_so_dm_btree_lookup_fndecl_55361 dm_btree_lookup fndecl 0-2 55361 NULL +disable_so_drm_prime_sg_to_page_addr_arrays_fndecl_55369 drm_prime_sg_to_page_addr_arrays fndecl 4 55369 NULL +disable_so_real_clock_atom_clock_dividers_55377 real_clock atom_clock_dividers 0 55377 NULL +disable_so_div_f1_pll_values_55378 div_f1 pll_values 0 55378 NULL +disable_so_pci_address_hpt_iopsg_55384 pci_address hpt_iopsg 0 55384 NULL +disable_so_inode_id_btrfs_delayed_node_55390 inode_id btrfs_delayed_node 0 55390 NULL +disable_so_write32_bcma_host_ops_55392 write32 bcma_host_ops 3 55392 NULL +disable_so_freq_libipw_channel_55395 freq libipw_channel 0 55395 NULL nohasharray +disable_so_maxlen_img_ir_free_timing_55395 maxlen img_ir_free_timing 0 55395 &disable_so_freq_libipw_channel_55395 +disable_so_tgid_autofs_wait_queue_55396 tgid autofs_wait_queue 0 55396 NULL +disable_so_init_latch_addr_flash_data_55405 init latch_addr_flash_data 2 55405 NULL +disable_so_di_ctime_nsec_gfs2_dinode_55408 di_ctime_nsec gfs2_dinode 0 55408 NULL nohasharray +disable_so_hdspm_round_frequency_fndecl_55408 hdspm_round_frequency fndecl 0-1 55408 &disable_so_di_ctime_nsec_gfs2_dinode_55408 +disable_so_time_expires_NCR5380_hostdata_55415 time_expires NCR5380_hostdata 0 55415 NULL +disable_so___cpu_to_virtio16_fndecl_55418 __cpu_to_virtio16 fndecl 0-2 55418 NULL +disable_so_ktime_get_seconds_fndecl_55426 ktime_get_seconds fndecl 0 55426 NULL +disable_so_start_pci_bus_region_55432 start pci_bus_region 0 55432 NULL +disable_so_uid_h_misc_55433 uid h_misc 0 55433 NULL +disable_so_clock_drm_display_mode_55440 clock drm_display_mode 0 55440 NULL +disable_so_show_pci_clock_fndecl_55445 show_pci_clock fndecl 0 55445 NULL +disable_so_locks_mul_rhashtable_params_55448 locks_mul rhashtable_params 0 55448 NULL +disable_so_ds2404_read_time_fndecl_55458 ds2404_read_time fndecl 0 55458 NULL +disable_so_freq_reg_info_fndecl_55465 freq_reg_info fndecl 2 55465 NULL +disable_so_buffer_addr_nm256_55469 buffer_addr nm256 0 55469 NULL +disable_so_gr_find_uid_fndecl_55479 gr_find_uid fndecl 0-1 55479 NULL +disable_so_crypto_report_fndecl_55482 crypto_report fndecl 0 55482 NULL +disable_so_si470x_set_freq_fndecl_55487 si470x_set_freq fndecl 2 55487 NULL +disable_so_addr_nvif_ioctl_wr_v0_55489 addr nvif_ioctl_wr_v0 0 55489 NULL +disable_so_vruntime_sched_entity_55490 vruntime sched_entity 0 55490 NULL nohasharray +disable_so_hdelay_bttv_geometry_55490 hdelay bttv_geometry 0 55490 &disable_so_vruntime_sched_entity_55490 nohasharray +disable_so_btrfs_bitmap_cluster_fndecl_55490 btrfs_bitmap_cluster fndecl 4-5-6-7 55490 &disable_so_hdelay_bttv_geometry_55490 +disable_so_height_intel_sdvo_preferred_input_timing_args_55498 height intel_sdvo_preferred_input_timing_args 0 55498 NULL +disable_so_bosr__coeff_div_55501 bosr _coeff_div 0 55501 NULL +disable_so_logical_address_ms_extra_data_register_55503 logical_address ms_extra_data_register 0 55503 NULL +disable_so_last_timeout_iscsi_task_55509 last_timeout iscsi_task 0 55509 NULL +disable_so_ip_vs_addr_set_fndecl_55530 ip_vs_addr_set fndecl 1 55530 NULL +disable_so_cg_spll_func_cntl_3_si_clock_registers_55541 cg_spll_func_cntl_3 si_clock_registers 0 55541 NULL nohasharray +disable_so_pwr_delay_panel_info_55541 pwr_delay panel_info 0 55541 &disable_so_cg_spll_func_cntl_3_si_clock_registers_55541 nohasharray +disable_so_desc_card_addr___mem_55541 desc_card_addr __mem 0 55541 &disable_so_pwr_delay_panel_info_55541 +disable_so_read_addr_qla8xxx_minidump_entry_rdmem_55551 read_addr qla8xxx_minidump_entry_rdmem 0 55551 NULL nohasharray +disable_so_xgmac_reg_addr_write_fndecl_55551 xgmac_reg_addr_write fndecl 3-0 55551 &disable_so_read_addr_qla8xxx_minidump_entry_rdmem_55551 +disable_so_timing_hpt_clock_55565 timing hpt_clock 0 55565 NULL +disable_so_kvm_get_tsc_khz_fndecl_55570 kvm_get_tsc_khz fndecl 0 55570 NULL +disable_so_demod_address_tda8083_config_55572 demod_address tda8083_config 0 55572 NULL +disable_so_ql_set_mac_addr_fndecl_55574 ql_set_mac_addr fndecl 0 55574 NULL +disable_so_lzo1x_1_compress_fndecl_55575 lzo1x_1_compress fndecl 2 55575 NULL +disable_so_psb_intel_sdvo_get_slave_addr_fndecl_55586 psb_intel_sdvo_get_slave_addr fndecl 0 55586 NULL +disable_so_tseg1_max_can_bittiming_const_55596 tseg1_max can_bittiming_const 0 55596 NULL +disable_so_cap_mmap_addr_fndecl_55598 cap_mmap_addr fndecl 0 55598 NULL nohasharray +disable_so_i_saddr_rds_incoming_55598 i_saddr rds_incoming 0 55598 &disable_so_cap_mmap_addr_fndecl_55598 +disable_so_scan_cycle_time_adp5589_kpad_platform_data_55611 scan_cycle_time adp5589_kpad_platform_data 0 55611 NULL +disable_so_timeout_usb3_lpm_parameters_55617 timeout usb3_lpm_parameters 0 55617 NULL +disable_so_dma_addr0_flexcop_dma_55619 dma_addr0 flexcop_dma 0 55619 NULL nohasharray +disable_so_pci_bus_alloc_resource_fndecl_55619 pci_bus_alloc_resource fndecl 5-3-4 55619 &disable_so_dma_addr0_flexcop_dma_55619 +disable_so_drm_legacy_ctxbitmap_free_fndecl_55620 drm_legacy_ctxbitmap_free fndecl 2 55620 NULL +disable_so_dp_saddr_rds_iw_connect_private_55621 dp_saddr rds_iw_connect_private 0 55621 NULL +disable_so_get_fan1_div_fndecl_55629 get_fan1_div fndecl 0 55629 NULL +disable_so_cfg_rrq_xri_bitmap_sz_lpfc_hba_55637 cfg_rrq_xri_bitmap_sz lpfc_hba 0 55637 NULL +disable_so_timeout_ms_rdma_ucm_resolve_addr_55643 timeout_ms rdma_ucm_resolve_addr 0 55643 NULL +disable_so_elv_rqhash_find_fndecl_55656 elv_rqhash_find fndecl 2 55656 NULL +disable_so_addrconf_sysctl_disable_fndecl_55663 addrconf_sysctl_disable fndecl 0 55663 NULL +disable_so_cx24117_read_signal_strength_fndecl_55668 cx24117_read_signal_strength fndecl 0 55668 NULL +disable_so_table2_addr_ipw_priv_55672 table2_addr ipw_priv 0 55672 NULL +disable_so_lock_time_drm_lock_data_55680 lock_time drm_lock_data 0 55680 NULL +disable_so_timeout_init_vardecl_ch_c_55683 timeout_init vardecl_ch.c 0 55683 NULL +disable_so_btrfs_uuid_tree_rem_fndecl_55691 btrfs_uuid_tree_rem fndecl 0-4-5 55691 NULL +disable_so_n_cipher_schemes_ieee80211_hw_55692 n_cipher_schemes ieee80211_hw 0 55692 NULL +disable_so_wcid_rt2x00lib_crypto_55695 wcid rt2x00lib_crypto 0 55695 NULL +disable_so_beiscsi_get_macaddr_fndecl_55699 beiscsi_get_macaddr fndecl 0 55699 NULL +disable_so_fdb_delete_by_addr_fndecl_55704 fdb_delete_by_addr fndecl 3 55704 NULL +disable_so_hpi_compander_get_decay_time_constant_fndecl_55715 hpi_compander_get_decay_time_constant fndecl 1-0 55715 NULL +disable_so_pcc_get_freq_fndecl_55717 pcc_get_freq fndecl 0 55717 NULL +disable_so_mca_cstamp_ifmcaddr6_55724 mca_cstamp ifmcaddr6 0 55724 NULL +disable_so_seltime_ahd_softc_55725 seltime ahd_softc 0 55725 NULL nohasharray +disable_so_addr_2_qla8044_minidump_entry_pollwr_55725 addr_2 qla8044_minidump_entry_pollwr 0 55725 &disable_so_seltime_ahd_softc_55725 +disable_so_vm_exit_msr_load_addr_vmcs12_55733 vm_exit_msr_load_addr vmcs12 0 55733 NULL +disable_so_mclk_pwrmgt_cntl_ci_clock_registers_55735 mclk_pwrmgt_cntl ci_clock_registers 0 55735 NULL +disable_so_gcm_hash_update_fndecl_55740 gcm_hash_update fndecl 0-4 55740 NULL +disable_so_ab3100_set_test_register_interruptible_fndecl_55741 ab3100_set_test_register_interruptible fndecl 0 55741 NULL +disable_so_ieee802154_hdr_get_addrs_fndecl_55743 ieee802154_hdr_get_addrs fndecl 0 55743 NULL +disable_so_devfreq_userspace_handler_fndecl_55748 devfreq_userspace_handler fndecl 0 55748 NULL +disable_so_host_sg_tbl_addr_rtsx_pcr_55750 host_sg_tbl_addr rtsx_pcr 0 55750 NULL +disable_so_crypto_hash_walk_first_compat_fndecl_55757 crypto_hash_walk_first_compat fndecl 0-4 55757 NULL +disable_so_mpll_dq_func_cntl_si_clock_registers_55759 mpll_dq_func_cntl si_clock_registers 0 55759 NULL +disable_so_check_gran_clock_compatibility_fndecl_55761 check_gran_clock_compatibility fndecl 2 55761 NULL +disable_so_watchdog_set_timeout_fndecl_55765 watchdog_set_timeout fndecl 2-0 55765 NULL +disable_so_c_laddr_rds_connection_55766 c_laddr rds_connection 0 55766 NULL +disable_so_slot_timeout_irlap_cb_55778 slot_timeout irlap_cb 0 55778 NULL +disable_so_timer_quantum_ns_efx_nic_55779 timer_quantum_ns efx_nic 0 55779 NULL +disable_so_me_addr_hbm_props_request_55786 me_addr hbm_props_request 0 55786 NULL +disable_so_snd_timer_user_continue_fndecl_55796 snd_timer_user_continue fndecl 0 55796 NULL +disable_so_last_rx_timestamp_ixgbe_adapter_55801 last_rx_timestamp ixgbe_adapter 0 55801 NULL +disable_so_di_mtime_logfs_disk_inode_55807 di_mtime logfs_disk_inode 0 55807 NULL +disable_so_mxr_runtime_resume_fndecl_55814 mxr_runtime_resume fndecl 0 55814 NULL +disable_so_write_tsc_offset_kvm_x86_ops_55825 write_tsc_offset kvm_x86_ops 2 55825 NULL +disable_so_suspended_jiffies_dev_pm_info_55833 suspended_jiffies dev_pm_info 0 55833 NULL +disable_so_daddr_flowi4_55835 daddr flowi4 0 55835 NULL +disable_so_arcmsr_Read_iop_rqbuffer_data_fndecl_55838 arcmsr_Read_iop_rqbuffer_data fndecl 0 55838 NULL +disable_so_ac_utime_pacct_struct_55849 ac_utime pacct_struct 0 55849 NULL +disable_so_si476x_radio_s_frequency_fndecl_55854 si476x_radio_s_frequency fndecl 0 55854 NULL +disable_so_tg3_nvram_logical_addr_fndecl_55858 tg3_nvram_logical_addr fndecl 0-2 55858 NULL +disable_so_last_delay_mult_qib_chippport_specific_55859 last_delay_mult qib_chippport_specific 0 55859 NULL nohasharray +disable_so_addr_offset_x86_pmu_55859 addr_offset x86_pmu 0-1 55859 &disable_so_last_delay_mult_qib_chippport_specific_55859 +disable_so_nvkm_timer_alarm_fndecl_55870 nvkm_timer_alarm fndecl 2 55870 NULL +disable_so_num_mc_addrs_ixgbe_addr_filter_info_55888 num_mc_addrs ixgbe_addr_filter_info 0 55888 NULL +disable_so_snd_interval_muldivk_fndecl_55894 snd_interval_muldivk fndecl 3 55894 NULL +disable_so_read_time_rtc_class_ops_55898 read_time rtc_class_ops 0 55898 NULL +disable_so_timeouts_size_ip_vs_app_55902 timeouts_size ip_vs_app 0 55902 NULL +disable_so_mwifiex_process_sleep_confirm_resp_fndecl_55909 mwifiex_process_sleep_confirm_resp fndecl 3 55909 NULL +disable_so_sleep_auth_write_fndecl_55911 sleep_auth_write fndecl 0-3 55911 NULL +disable_so_addr_hi_pm4_query_status_55924 addr_hi pm4_query_status 0 55924 NULL +disable_so_rpc_anyaddr_fndecl_55925 rpc_anyaddr fndecl 0-1 55925 NULL +disable_so_fence_gpu_addr_device_queue_manager_55932 fence_gpu_addr device_queue_manager 0 55932 NULL +disable_so_send_guid_cmd_fndecl_55933 send_guid_cmd fndecl 0 55933 NULL +disable_so_next_id_mISDNtimerdev_55935 next_id mISDNtimerdev 0 55935 NULL +disable_so_ref_freq_arizona_fll_55939 ref_freq arizona_fll 0 55939 NULL +disable_so_find_prop_handlers_by_hash_fndecl_55957 find_prop_handlers_by_hash fndecl 1 55957 NULL +disable_so_cg_spll_spread_spectrum_ci_clock_registers_55960 cg_spll_spread_spectrum ci_clock_registers 0 55960 NULL +disable_so___xfrm_src_hash_fndecl_55965 __xfrm_src_hash fndecl 0-3-4 55965 NULL +disable_so_tps80031_rtc_read_time_fndecl_55978 tps80031_rtc_read_time fndecl 0 55978 NULL +disable_so_dvb_pll_sleep_fndecl_55979 dvb_pll_sleep fndecl 0 55979 NULL +disable_so_lose_cover_sizek_mtrr_cleanup_result_55990 lose_cover_sizek mtrr_cleanup_result 0 55990 NULL +disable_so_wil_ioc_addr_fndecl_55992 wil_ioc_addr fndecl 2-3 55992 NULL +disable_so_ste10Xp_ack_interrupt_fndecl_55999 ste10Xp_ack_interrupt fndecl 0 55999 NULL +disable_so_btc_skip_blacklist_clocks_fndecl_56010 btc_skip_blacklist_clocks fndecl 2-3 56010 NULL +disable_so_sleep_mask_palmas_clk32k_desc_56015 sleep_mask palmas_clk32k_desc 0 56015 NULL +disable_so_cs_pt_regs_56018 cs pt_regs 0 56018 NULL nohasharray +disable_so_vmcs_writel_fndecl_56018 vmcs_writel fndecl 2 56018 &disable_so_cs_pt_regs_56018 +disable_so_i_mtime_nsec_f2fs_inode_56019 i_mtime_nsec f2fs_inode 0 56019 NULL +disable_so_ecx_user_regs_struct32_56025 ecx user_regs_struct32 0 56025 NULL +disable_so_k8_map_sysaddr_to_csrow_fndecl_56032 k8_map_sysaddr_to_csrow fndecl 2 56032 NULL +disable_so_max_busy_timeout_mmc_host_56037 max_busy_timeout mmc_host 0 56037 NULL +disable_so_snd_tea575x_get_freq_fndecl_56045 snd_tea575x_get_freq fndecl 0 56045 NULL +disable_so_timer_interval_r8a66597_pipe_info_56047 timer_interval r8a66597_pipe_info 0 56047 NULL nohasharray +disable_so_wc_ct_timer_56047 wc ct_timer 0 56047 &disable_so_timer_interval_r8a66597_pipe_info_56047 +disable_so_gs_tss_segment_32_56052 gs tss_segment_32 0 56052 NULL +disable_so_bg_inode_bitmap_lo_ext4_group_desc_56060 bg_inode_bitmap_lo ext4_group_desc 0 56060 NULL +disable_so_debounce_jiffies_gpio_extcon_data_56062 debounce_jiffies gpio_extcon_data 0 56062 NULL +disable_so_timestamp_perf_event_context_56076 timestamp perf_event_context 0 56076 NULL +disable_so_s10_img_ir_timing_regvals_56082 s10 img_ir_timing_regvals 0 56082 NULL +disable_so_addr_nv50_instmem_priv_56092 addr nv50_instmem_priv 0 56092 NULL +disable_so_stock_freq_vardecl_p4_clockmod_c_56103 stock_freq vardecl_p4-clockmod.c 0 56103 NULL +disable_so_nfs4_xdr_dec_get_lease_time_fndecl_56110 nfs4_xdr_dec_get_lease_time fndecl 0 56110 NULL +disable_so_dclk_div_ssd1307fb_par_56111 dclk_div ssd1307fb_par 0 56111 NULL +disable_so_ad1889_load_wave_interrupt_count_fndecl_56114 ad1889_load_wave_interrupt_count fndecl 2 56114 NULL +disable_so_tm_sec_rtc_time_56120 tm_sec rtc_time 0 56120 NULL +disable_so_setsck_fndecl_56125 setsck fndecl 2 56125 NULL +disable_so_acpi_ut_remove_address_range_fndecl_56141 acpi_ut_remove_address_range fndecl 1 56141 NULL +disable_so_ssa_blkaddr_f2fs_sm_info_56145 ssa_blkaddr f2fs_sm_info 0 56145 NULL +disable_so_ack_time_rtl8180_priv_56151 ack_time rtl8180_priv 0 56151 NULL +disable_so_updelay_bond_params_56155 updelay bond_params 0 56155 NULL +disable_so_pch_can_bit_clear_fndecl_56156 pch_can_bit_clear fndecl 2 56156 NULL +disable_so_i2c_addr_si2165_config_56160 i2c_addr si2165_config 0 56160 NULL +disable_so_gen8_rcs_signal_fndecl_56195 gen8_rcs_signal fndecl 0-2 56195 NULL +disable_so_bmg160_setup_new_data_interrupt_fndecl_56196 bmg160_setup_new_data_interrupt fndecl 0 56196 NULL +disable_so_addrhigh_dma64desc_56199 addrhigh dma64desc 0 56199 NULL +disable_so_kvm_get_time_scale_fndecl_56201 kvm_get_time_scale fndecl 1 56201 NULL +disable_so_post_divider_atom_clock_dividers_56220 post_divider atom_clock_dividers 0 56220 NULL +disable_so_max6900_rtc_set_time_fndecl_56236 max6900_rtc_set_time fndecl 0 56236 NULL +disable_so_crypto_rfc3686_setkey_fndecl_56237 crypto_rfc3686_setkey fndecl 0-3 56237 NULL +disable_so_mtt_base_addr_l_mlx4_eq_context_56245 mtt_base_addr_l mlx4_eq_context 0 56245 NULL nohasharray +disable_so_sq_read_base_addr_a0_btmrvl_sdio_card_reg_56245 sq_read_base_addr_a0 btmrvl_sdio_card_reg 0 56245 &disable_so_mtt_base_addr_l_mlx4_eq_context_56245 +disable_so_lbs_cmd_802_11_sleep_params_fndecl_56246 lbs_cmd_802_11_sleep_params fndecl 0 56246 NULL +disable_so_verity_hash_at_level_fndecl_56248 verity_hash_at_level fndecl 2 56248 NULL +disable_so_sk_reset_timer_fndecl_56251 sk_reset_timer fndecl 3 56251 NULL +disable_so_skcipher_sndbuf_fndecl_56255 skcipher_sndbuf fndecl 0 56255 NULL +disable_so_st_ctime_nsec_p9_stat_dotl_56256 st_ctime_nsec p9_stat_dotl 0 56256 NULL nohasharray +disable_so_r29_val_fc2580_freq_regs_56256 r29_val fc2580_freq_regs 0 56256 &disable_so_st_ctime_nsec_p9_stat_dotl_56256 +disable_so_qmi_wwan_mac_addr_fndecl_56258 qmi_wwan_mac_addr fndecl 0 56258 NULL +disable_so_cik_set_vce_clocks_fndecl_56266 cik_set_vce_clocks fndecl 3-0 56266 NULL nohasharray +disable_so_bitmap_copy_from_slot_fndecl_56266 bitmap_copy_from_slot fndecl 0-2 56266 &disable_so_cik_set_vce_clocks_fndecl_56266 +disable_so_delay_mult_ipath_devdata_56277 delay_mult ipath_devdata 0 56277 NULL +disable_so_esas2r_disc_get_phys_addr_fndecl_56278 esas2r_disc_get_phys_addr fndecl 0 56278 NULL +disable_so_sst_module_runtime_get_from_id_fndecl_56286 sst_module_runtime_get_from_id fndecl 2 56286 NULL +disable_so_freq_req_adf4350_state_56294 freq_req adf4350_state 0 56294 NULL +disable_so_max_bandwidth_khz_ieee80211_freq_range_56300 max_bandwidth_khz ieee80211_freq_range 0 56300 NULL +disable_so_faddr_rds_info_connection_56313 faddr rds_info_connection 0 56313 NULL +disable_so_pcm_delay_pcm_stream_info_56329 pcm_delay pcm_stream_info 0 56329 NULL nohasharray +disable_so_dev_addr_pch_dma_desc_regs_56329 dev_addr pch_dma_desc_regs 0 56329 &disable_so_pcm_delay_pcm_stream_info_56329 +disable_so_show_sgid_fndecl_56331 show_sgid fndecl 0 56331 NULL +disable_so_sumo_get_valid_engine_clock_fndecl_56332 sumo_get_valid_engine_clock fndecl 0 56332 NULL +disable_so_bitmap_resize_fndecl_56333 bitmap_resize fndecl 0-2 56333 NULL +disable_so_get_cpufreq_driver_56334 get cpufreq_driver 0-1 56334 NULL +disable_so_cg_spll_spread_spectrum_2_rv770_clock_registers_56343 cg_spll_spread_spectrum_2 rv770_clock_registers 0 56343 NULL +disable_so_dsa_slave_set_mac_address_fndecl_56363 dsa_slave_set_mac_address fndecl 0 56363 NULL nohasharray +disable_so_log2secsize_adfs_discrecord_56363 log2secsize adfs_discrecord 0 56363 &disable_so_dsa_slave_set_mac_address_fndecl_56363 +disable_so_offset_bit_entry_56370 offset bit_entry 0 56370 NULL +disable_so_serio_interrupt_fndecl_56371 serio_interrupt fndecl 2 56371 NULL +disable_so_nla_put_s8_fndecl_56378 nla_put_s8 fndecl 0 56378 NULL +disable_so_max_timing_entry_56381 max timing_entry 0 56381 NULL +disable_so_clk_div_chip_data_56404 clk_div chip_data 0 56404 NULL +disable_so_index_addr_fndecl_56405 index_addr fndecl 2-3 56405 NULL +disable_so_sysctl_tipc_named_timeout_vardecl_56406 sysctl_tipc_named_timeout vardecl 0 56406 NULL nohasharray +disable_so_pci_bus_clock_list_ultra_fndecl_56406 pci_bus_clock_list_ultra fndecl 0-1 56406 &disable_so_sysctl_tipc_named_timeout_vardecl_56406 +disable_so_pwm_freq_to_reg_fndecl_56419 pwm_freq_to_reg fndecl 0-1 56419 NULL +disable_so_compaq_ioaddr_vardecl_3c59x_c_56423 compaq_ioaddr vardecl_3c59x.c 0 56423 NULL +disable_so_nv04_timer_ctor_fndecl_56428 nv04_timer_ctor fndecl 0 56428 NULL +disable_so_last_jiffies_dm_kcopyd_throttle_56429 last_jiffies dm_kcopyd_throttle 0 56429 NULL +disable_so_prev_xfer_time_if_spi_card_56430 prev_xfer_time if_spi_card 0 56430 NULL +disable_so_cpufreq_governor_dbs_fndecl_56433 cpufreq_governor_dbs fndecl 0 56433 NULL +disable_so_align_vdso_addr_fndecl_56438 align_vdso_addr fndecl 0-1 56438 NULL +disable_so_addresshigh_SG64ENTRY_56440 addresshigh SG64ENTRY 0 56440 NULL +disable_so_freq_nvbios_M0205T_56458 freq nvbios_M0205T 0 56458 NULL +disable_so_hfs_bnode_hash_fndecl_56462 hfs_bnode_hash fndecl 0-1 56462 NULL +disable_so_address_rmap_item_56465 address rmap_item 0 56465 NULL +disable_so_tseg1_pucan_timing_fast_56466 tseg1 pucan_timing_fast 0 56466 NULL +disable_so_read_reg_qlcnic_hardware_ops_56470 read_reg qlcnic_hardware_ops 0-2 56470 NULL +disable_so_ba0_addr_cs4281_56471 ba0_addr cs4281 0 56471 NULL +disable_so_seltime_ahc_softc_56482 seltime ahc_softc 0 56482 NULL +disable_so_preferred_resolution_snd_seq_timer_56486 preferred_resolution snd_seq_timer 0 56486 NULL +disable_so_rtl8723e_dm_bt_set_sw_full_time_dac_swing_fndecl_56491 rtl8723e_dm_bt_set_sw_full_time_dac_swing fndecl 3 56491 NULL +disable_so_compat_sys_utime_fndecl_56499 compat_sys_utime fndecl 0 56499 NULL +disable_so_max_cpufreq_policy_56505 max cpufreq_policy 0 56505 NULL +disable_so_gpm_addr_ath9k_hw_mci_56507 gpm_addr ath9k_hw_mci 0 56507 NULL +disable_so_local_cm_response_timeout_ib_cm_req_event_param_56527 local_cm_response_timeout ib_cm_req_event_param 0 56527 NULL +disable_so_di_ctime_qnx4_inode_entry_56528 di_ctime qnx4_inode_entry 0 56528 NULL +disable_so_check_object_size_fndecl_56537 check_object_size fndecl 2 56537 NULL +disable_so_netlbl_unlhsh_remove_addr4_fndecl_56540 netlbl_unlhsh_remove_addr4 fndecl 0 56540 NULL +disable_so_pio_address_qla_hw_data_56550 pio_address qla_hw_data 0 56550 NULL +disable_so_clockdelay_te_vardecl_hfcmulti_c_56569 clockdelay_te vardecl_hfcmulti.c 0 56569 NULL +disable_so_cfg80211_get_start_freq_fndecl_56579 cfg80211_get_start_freq fndecl 0-1-2 56579 NULL +disable_so_crypto_info_open_fndecl_56585 crypto_info_open fndecl 0 56585 NULL +disable_so_iio_interrupt_trigger_probe_fndecl_56586 iio_interrupt_trigger_probe fndecl 0 56586 NULL +disable_so_csize_lattime_ahd_suspend_pci_state_56599 csize_lattime ahd_suspend_pci_state 0 56599 NULL +disable_so_pcxhr_get_clock_reg_fndecl_56600 pcxhr_get_clock_reg fndecl 2-0 56600 NULL +disable_so_ib_find_cached_gid_fndecl_56608 ib_find_cached_gid fndecl 0 56608 NULL +disable_so_btree_node_write_endio_fndecl_56609 btree_node_write_endio fndecl 2 56609 NULL +disable_so_rxdescmem_busaddr_altera_tse_private_56610 rxdescmem_busaddr altera_tse_private 0 56610 NULL +disable_so_pwm_downtime_w83793_data_56624 pwm_downtime w83793_data 0 56624 NULL +disable_so_nl80211_crypto_settings_fndecl_56625 nl80211_crypto_settings fndecl 0 56625 NULL +disable_so_freq_pmu0_plltab_entry_56630 freq pmu0_plltab_entry 0 56630 NULL +disable_so_get_register_page_interruptible_fndecl_56634 get_register_page_interruptible fndecl 0 56634 NULL +disable_so_time_rx_survey_info_56644 time_rx survey_info 0 56644 NULL +disable_so_isp1362_write_diraddr_fndecl_56658 isp1362_write_diraddr fndecl 2-3 56658 NULL +disable_so_utime_task_cputime_56665 utime task_cputime 0 56665 NULL +disable_so_blogic_add_probeaddr_isa_fndecl_56669 blogic_add_probeaddr_isa fndecl 1 56669 NULL +disable_so_memsize_bitmap_ip_56671 memsize bitmap_ip 0 56671 NULL +disable_so_ssb_pmu_get_alp_clock_fndecl_56673 ssb_pmu_get_alp_clock fndecl 0 56673 NULL nohasharray +disable_so_crypto_xor_fndecl_56673 crypto_xor fndecl 3 56673 &disable_so_ssb_pmu_get_alp_clock_fndecl_56673 +disable_so_addr_wqicb_56680 addr wqicb 0 56680 NULL +disable_so_post_div_atom_clock_dividers_56686 post_div atom_clock_dividers 0 56686 NULL +disable_so_local_ca_guid_cm_req_msg_56691 local_ca_guid cm_req_msg 0 56691 NULL +disable_so_ath5k_hw_check_beacon_timers_fndecl_56701 ath5k_hw_check_beacon_timers fndecl 2 56701 NULL +disable_so_resultjiffies_vardecl_floppy_c_56702 resultjiffies vardecl_floppy.c 0 56702 NULL +disable_so_snd_tea575x_s_hw_freq_seek_fndecl_56703 snd_tea575x_s_hw_freq_seek fndecl 0 56703 NULL +disable_so_ir_clock_mhz_vardecl_tm6000_input_c_56706 ir_clock_mhz vardecl_tm6000-input.c 0 56706 NULL +disable_so_mei_me_pm_runtime_suspend_fndecl_56711 mei_me_pm_runtime_suspend fndecl 0 56711 NULL +disable_so_deftype_kvm_mtrr_56712 deftype kvm_mtrr 0 56712 NULL +disable_so_base_addr_phys__adpt_hba_56713 base_addr_phys _adpt_hba 0 56713 NULL +disable_so_addr_nvkm_instobj_56715 addr nvkm_instobj 0 56715 NULL +disable_so_do_wait_for_common_fndecl_56721 do_wait_for_common fndecl 4 56721 NULL +disable_so_i_uid_minix_inode_56733 i_uid minix_inode 0 56733 NULL +disable_so_addr_nvkm_engctx_56734 addr nvkm_engctx 0 56734 NULL nohasharray +disable_so_RF_SYN_reserved_addr27_chan_info_nphy_radio205x_56734 RF_SYN_reserved_addr27 chan_info_nphy_radio205x 0 56734 &disable_so_addr_nvkm_engctx_56734 +disable_so_bp_pt_regs_56736 bp pt_regs 0 56736 NULL +disable_so_hor_blank_end_via_display_timing_56738 hor_blank_end via_display_timing 0 56738 NULL +disable_so_panel_power_cycle_delay_intel_dp_56739 panel_power_cycle_delay intel_dp 0 56739 NULL +disable_so_dib8000_sleep_fndecl_56740 dib8000_sleep fndecl 0 56740 NULL +disable_so_ext4_valid_block_bitmap_fndecl_56749 ext4_valid_block_bitmap fndecl 0-3 56749 NULL +disable_so_func_bit_map_vif_list_event_data_56753 func_bit_map vif_list_event_data 0 56753 NULL +disable_so_netxen_nic_set_mcast_addr_fndecl_56754 netxen_nic_set_mcast_addr fndecl 2 56754 NULL +disable_so_wrmsr_on_cpu_fndecl_56757 wrmsr_on_cpu fndecl 0-1-3-4 56757 NULL +disable_so_rmap_recycle_fndecl_56761 rmap_recycle fndecl 3 56761 NULL +disable_so_cyapa_gen5_get_interval_time_fndecl_56783 cyapa_gen5_get_interval_time fndecl 0 56783 NULL nohasharray +disable_so_laddr_rds_info_message_56783 laddr rds_info_message 0 56783 &disable_so_cyapa_gen5_get_interval_time_fndecl_56783 +disable_so_btrfs_set_inode_uid_fndecl_56785 btrfs_set_inode_uid fndecl 3 56785 NULL +disable_so_wl1251_acx_group_address_tbl_fndecl_56786 wl1251_acx_group_address_tbl fndecl 0 56786 NULL +disable_so_idletimer_tg_show_fndecl_56792 idletimer_tg_show fndecl 0 56792 NULL +disable_so_ofdmtab_addr_b43_phy_g_56793 ofdmtab_addr b43_phy_g 0 56793 NULL +disable_so_count_radeon_clock_voltage_dependency_table_56794 count radeon_clock_voltage_dependency_table 0 56794 NULL +disable_so_nla_put_in_addr_fndecl_56802 nla_put_in_addr fndecl 0 56802 NULL +disable_so_br_multicast_set_hash_max_fndecl_56807 br_multicast_set_hash_max fndecl 0-2 56807 NULL +disable_so_runtime_expires_cfs_rq_56808 runtime_expires cfs_rq 0 56808 NULL nohasharray +disable_so_write_file_bt_ant_diversity_fndecl_56808 write_file_bt_ant_diversity fndecl 0 56808 &disable_so_runtime_expires_cfs_rq_56808 +disable_so_sisfb_post_xgi_setclocks_fndecl_56821 sisfb_post_xgi_setclocks fndecl 2 56821 NULL +disable_so_ipath_signal_procs_fndecl_56823 ipath_signal_procs fndecl 2 56823 NULL +disable_so_seqtimer_scaling_vardecl_azt3328_c_56829 seqtimer_scaling vardecl_azt3328.c 0 56829 NULL +disable_so_bar_bus_addr_usnic_ib_create_qp_resp_56831 bar_bus_addr usnic_ib_create_qp_resp 0 56831 NULL +disable_so_fib_laddr_hashfn_fndecl_56832 fib_laddr_hashfn fndecl 0-1 56832 NULL +disable_so_qlcnic_82xx_sre_macaddr_change_fndecl_56836 qlcnic_82xx_sre_macaddr_change fndecl 0 56836 NULL +disable_so_dm_btree_find_lowest_key_fndecl_56845 dm_btree_find_lowest_key fndecl 0-2 56845 NULL +disable_so_get_fan_div_fndecl_56857 get_fan_div fndecl 0 56857 NULL +disable_so_neigh_proc_dointvec_jiffies_fndecl_56860 neigh_proc_dointvec_jiffies fndecl 0 56860 NULL +disable_so_last_delay_snd_usb_substream_56861 last_delay snd_usb_substream 0 56861 NULL +disable_so_memory_address_set_error_type_with_address_56863 memory_address set_error_type_with_address 0 56863 NULL +disable_so_seq_b43_txstatus_56873 seq b43_txstatus 0 56873 NULL +disable_so_phonet_address_notify_fndecl_56877 phonet_address_notify fndecl 1-3 56877 NULL +disable_so_msp_sleep_fndecl_56878 msp_sleep fndecl 2 56878 NULL nohasharray +disable_so_ltr501_match_samp_freq_fndecl_56878 ltr501_match_samp_freq fndecl 0 56878 &disable_so_msp_sleep_fndecl_56878 +disable_so_signalled_used_vhost_virtqueue_56881 signalled_used vhost_virtqueue 0 56881 NULL +disable_so_titsc_probe_fndecl_56883 titsc_probe fndecl 0 56883 NULL +disable_so_xfs_btree_check_sblock_fndecl_56897 xfs_btree_check_sblock fndecl 0 56897 NULL +disable_so_jiffies_next_hackrf_dev_56900 jiffies_next hackrf_dev 0 56900 NULL +disable_so_bpf_get_prandom_u32_fndecl_56904 bpf_get_prandom_u32 fndecl 0 56904 NULL +disable_so_rt_lifetime_icmpv6_nd_ra_56907 rt_lifetime icmpv6_nd_ra 0 56907 NULL +disable_so_base_addr_ufshcd_sg_entry_56924 base_addr ufshcd_sg_entry 0 56924 NULL +disable_so_crypto_gcm_decrypt_fndecl_56932 crypto_gcm_decrypt fndecl 0 56932 NULL +disable_so_pll_d_aic31xx_rate_divs_56933 pll_d aic31xx_rate_divs 0 56933 NULL +disable_so_mc_arb_burst_time_SMC_SIslands_MCArbDramTimingRegisterSet_56938 mc_arb_burst_time SMC_SIslands_MCArbDramTimingRegisterSet 0 56938 NULL +disable_so_hfc_jiffies_vardecl_hfcpci_c_56949 hfc_jiffies vardecl_hfcpci.c 0 56949 NULL +disable_so_pm_timeout_orinoco_private_56953 pm_timeout orinoco_private 0 56953 NULL +disable_so_cpu_delayed_work_56959 cpu delayed_work 0 56959 NULL +disable_so_sys_sched_setscheduler_fndecl_56964 sys_sched_setscheduler fndecl 2-1-0 56964 NULL +disable_so_ucode_beacon_time_il_priv_56968 ucode_beacon_time il_priv 0 56968 NULL +disable_so_ntsc_tvdac_adj_radeon_encoder_tv_dac_56984 ntsc_tvdac_adj radeon_encoder_tv_dac 0 56984 NULL +disable_so_hbqaddrLow_config_hbq_var_56996 hbqaddrLow config_hbq_var 0 56996 NULL +disable_so_hpios_delay_micro_seconds_fndecl_57000 hpios_delay_micro_seconds fndecl 1 57000 NULL +disable_so_pwm_freq_nvbios_therm_fan_57021 pwm_freq nvbios_therm_fan 0 57021 NULL +disable_so_cycle_interval_timekeeper_57030 cycle_interval timekeeper 0 57030 NULL +disable_so_qce_ablkcipher_register_fndecl_57031 qce_ablkcipher_register fndecl 0 57031 NULL +disable_so_posix_cpu_clock_set_fndecl_57033 posix_cpu_clock_set fndecl 1 57033 NULL +disable_so_ac97_clock_via82xx_modem_57034 ac97_clock via82xx_modem 0 57034 NULL +disable_so_ip_set_get_ipaddr4_fndecl_57035 ip_set_get_ipaddr4 fndecl 0 57035 NULL +disable_so_mmap_min_addr_handler_fndecl_57042 mmap_min_addr_handler fndecl 0 57042 NULL +disable_so___mutex_lock_interruptible_slowpath_fndecl_57044 __mutex_lock_interruptible_slowpath fndecl 0 57044 NULL +disable_so_round_jiffies_relative_fndecl_57045 round_jiffies_relative fndecl 0-1 57045 NULL +disable_so_addr2___pollrdmwr_57048 addr2 __pollrdmwr 0 57048 NULL +disable_so_opmode_ioaddr_mxser_port_57052 opmode_ioaddr mxser_port 0 57052 NULL nohasharray +disable_so_xfrm_hash_transfer_fndecl_57052 xfrm_hash_transfer fndecl 5 57052 &disable_so_opmode_ioaddr_mxser_port_57052 +disable_so_hpi_sample_clock_query_source_index_fndecl_57055 hpi_sample_clock_query_source_index fndecl 1-0 57055 NULL +disable_so_bitmap_full_fndecl_57072 bitmap_full fndecl 2 57072 NULL +disable_so_cmd_attr_deregister_cpumask_fndecl_57077 cmd_attr_deregister_cpumask fndecl 0 57077 NULL +disable_so_hashtab_create_fndecl_57082 hashtab_create fndecl 3 57082 NULL +disable_so_laddr_c2wr_ae_connection_request_57084 laddr c2wr_ae_connection_request 0 57084 NULL +disable_so_alarmtimer_suspend_fndecl_57099 alarmtimer_suspend fndecl 0 57099 NULL +disable_so___cpufreq_cooling_register_fndecl_57101 __cpufreq_cooling_register fndecl 3 57101 NULL +disable_so_fll_clk_ref_div__fll_div_57104 fll_clk_ref_div _fll_div 0 57104 NULL +disable_so_tsc_to_system_mul_pvclock_vcpu_time_info_57110 tsc_to_system_mul pvclock_vcpu_time_info 0 57110 NULL nohasharray +disable_so_dp_clock_radeon_dp_link_train_info_57110 dp_clock radeon_dp_link_train_info 0 57110 &disable_so_tsc_to_system_mul_pvclock_vcpu_time_info_57110 +disable_so_d_spc_timer_qc_dqblk_57112 d_spc_timer qc_dqblk 0 57112 NULL +disable_so_ntp_error_shift_timekeeper_57130 ntp_error_shift timekeeper 0 57130 NULL +disable_so_tuner_addr_cx88_board_57133 tuner_addr cx88_board 0 57133 NULL +disable_so_width_v4l2_bt_timings_57137 width v4l2_bt_timings 0 57137 NULL +disable_so_function_timer_list_57140 function timer_list 1 57140 NULL +disable_so_tuner_address_ts2020_config_57154 tuner_address ts2020_config 0 57154 NULL +disable_so_sm501_set_clock_fndecl_57155 sm501_set_clock fndecl 3-0 57155 NULL +disable_so_addrlimit_qib_user_sdma_pkt_57160 addrlimit qib_user_sdma_pkt 0 57160 NULL +disable_so_read_file_regidx_fndecl_57161 read_file_regidx fndecl 3-0 57161 NULL +disable_so_slot_time_rt2x00lib_erp_57170 slot_time rt2x00lib_erp 0 57170 NULL +disable_so_bx_pt_regs_57172 bx pt_regs 0 57172 NULL +disable_so_ssb_pmu_get_controlclock_fndecl_57187 ssb_pmu_get_controlclock fndecl 0 57187 NULL +disable_so_inet_fill_ifaddr_fndecl_57209 inet_fill_ifaddr fndecl 0-3-5 57209 NULL +disable_so_mem_addr_vardecl_debugfs_c_57210 mem_addr vardecl_debugfs.c 0 57210 NULL +disable_so_iwl_static_sleep_cmd_fndecl_57211 iwl_static_sleep_cmd fndecl 4 57211 NULL +disable_so_frequency_khz_ts2020_priv_57218 frequency_khz ts2020_priv 0 57218 NULL +disable_so_hashm_dcb_output_57225 hashm dcb_output 0 57225 NULL +disable_so_show_risetime_fndecl_57236 show_risetime fndecl 0 57236 NULL +disable_so_iscsi_nacl_attrib_store_random_r2t_offsets_fndecl_57241 iscsi_nacl_attrib_store_random_r2t_offsets fndecl 0-3 57241 NULL +disable_so_hash_netiface6_expire_fndecl_57246 hash_netiface6_expire fndecl 4 57246 NULL +disable_so_delayed_ack_bictcp_57249 delayed_ack bictcp 0 57249 NULL +disable_so_addr_he_ioctl_reg_57251 addr he_ioctl_reg 0 57251 NULL +disable_so_crystalfreq_ssb_chipcommon_pmu_57260 crystalfreq ssb_chipcommon_pmu 0 57260 NULL +disable_so_i_dtime_ext4_inode_info_57265 i_dtime ext4_inode_info 0 57265 NULL +disable_so_qlcnic_schedule_work_fndecl_57272 qlcnic_schedule_work fndecl 3 57272 NULL +disable_so_uid_affs_tail_57279 uid affs_tail 0 57279 NULL nohasharray +disable_so_delay_slave_57279 delay slave 0 57279 &disable_so_uid_affs_tail_57279 nohasharray +disable_so_pwm_freq_to_reg_627hf_fndecl_57279 pwm_freq_to_reg_627hf fndecl 0 57279 &disable_so_delay_slave_57279 +disable_so_sock_set_timeout_fndecl_57281 sock_set_timeout fndecl 0-3 57281 NULL +disable_so_phys_addr_fndecl_57284 phys_addr fndecl 0 57284 NULL +disable_so_i_uid_minix2_inode_57288 i_uid minix2_inode 0 57288 NULL +disable_so_hash_netnet4_expire_fndecl_57295 hash_netnet4_expire fndecl 4 57295 NULL +disable_so_mtrr_file_add_fndecl_57296 mtrr_file_add fndecl 1-2 57296 NULL +disable_so_rd_addr_gfs2_rgrpd_57301 rd_addr gfs2_rgrpd 0 57301 NULL +disable_so_elf_map_fndecl_57308 elf_map fndecl 0-2-4-5 57308 NULL +disable_so_frame_len_stv0900_signal_info_57310 frame_len stv0900_signal_info 0 57310 NULL nohasharray +disable_so_crypto_pcbc_encrypt_segment_fndecl_57310 crypto_pcbc_encrypt_segment fndecl 0 57310 &disable_so_frame_len_stv0900_signal_info_57310 +disable_so_xs_init_anyaddr_fndecl_57311 xs_init_anyaddr fndecl 1 57311 NULL +disable_so_ahash_setkey_unaligned_fndecl_57314 ahash_setkey_unaligned fndecl 3 57314 NULL +disable_so_active_time_lm8333_platform_data_57318 active_time lm8333_platform_data 0 57318 NULL +disable_so_snd_timer_start_slave_fndecl_57320 snd_timer_start_slave fndecl 0 57320 NULL +disable_so_dma_addr_pluto_57323 dma_addr pluto 0 57323 NULL nohasharray +disable_so_bitmap_print_to_pagebuf_fndecl_57323 bitmap_print_to_pagebuf fndecl 4 57323 &disable_so_dma_addr_pluto_57323 +disable_so_sgl_pg0_addr_hi_sgl_page_pairs_57333 sgl_pg0_addr_hi sgl_page_pairs 0 57333 NULL +disable_so_scd_base_addr_iwl_trans_pcie_57336 scd_base_addr iwl_trans_pcie 0 57336 NULL +disable_so_vfio_msi_set_vector_signal_fndecl_57339 vfio_msi_set_vector_signal fndecl 0-2 57339 NULL +disable_so_sfq_hash_fndecl_57343 sfq_hash fndecl 0 57343 NULL +disable_so_security_task_getscheduler_fndecl_57345 security_task_getscheduler fndecl 0 57345 NULL +disable_so_xfrm_idx_hash_transfer_fndecl_57346 xfrm_idx_hash_transfer fndecl 3 57346 NULL +disable_so_hblank_hi_lvds_dvo_timing_57349 hblank_hi lvds_dvo_timing 0 57349 NULL +disable_so_try_cancel_split_timeout_fndecl_57358 try_cancel_split_timeout fndecl 0 57358 NULL +disable_so_node_read_cpumask_fndecl_57363 node_read_cpumask fndecl 0 57363 NULL +disable_so_module_addr_max_rw_vardecl_module_c_57377 module_addr_max_rw vardecl_module.c 0 57377 NULL +disable_so_timecounter_read_delta_fndecl_57378 timecounter_read_delta fndecl 0 57378 NULL +disable_so_addr_hi_ahci_sg_57386 addr_hi ahci_sg 0 57386 NULL +disable_so_rpi_paddr_lo_lpfc_mbx_post_hdr_tmpl_57387 rpi_paddr_lo lpfc_mbx_post_hdr_tmpl 0 57387 NULL +disable_so_read_signal_strength_dvb_frontend_ops_57393 read_signal_strength dvb_frontend_ops 0 57393 NULL nohasharray +disable_so_aes_init_fndecl_57393 aes_init fndecl 0 57393 &disable_so_read_signal_strength_dvb_frontend_ops_57393 +disable_so_iscsi_stat_instance_show_attr_disc_time_fndecl_57397 iscsi_stat_instance_show_attr_disc_time fndecl 0 57397 NULL nohasharray +disable_so_inblock_signal_struct_57397 inblock signal_struct 0 57397 &disable_so_iscsi_stat_instance_show_attr_disc_time_fndecl_57397 +disable_so_ks0108_address_fndecl_57399 ks0108_address fndecl 1 57399 NULL +disable_so_set_mtrr_fndecl_57402 set_mtrr fndecl 2-3 57402 NULL +disable_so___hw_addr_del_entry_fndecl_57405 __hw_addr_del_entry fndecl 0 57405 NULL +disable_so_adis16136_write_frequency_fndecl_57414 adis16136_write_frequency fndecl 0-4 57414 NULL +disable_so_addr_hi_eth_rx_cqe_next_page_57432 addr_hi eth_rx_cqe_next_page 0 57432 NULL +disable_so_vp_iowrite64_twopart_fndecl_57440 vp_iowrite64_twopart fndecl 1 57440 NULL +disable_so_demod_i2c_addr_tda10071_config_57445 demod_i2c_addr tda10071_config 0 57445 NULL +disable_so___mcheck_cpu_mce_banks_init_fndecl_57446 __mcheck_cpu_mce_banks_init fndecl 0 57446 NULL +disable_so_reference_freq_amdgpu_pll_57451 reference_freq amdgpu_pll 0 57451 NULL +disable_so_default_dispclk_radeon_clock_57469 default_dispclk radeon_clock 0 57469 NULL +disable_so_dma_pool_free_fndecl_57472 dma_pool_free fndecl 3 57472 NULL +disable_so_ds1307_get_time_fndecl_57477 ds1307_get_time fndecl 0 57477 NULL +disable_so_addr_ch_mem_range_57497 addr ch_mem_range 0 57497 NULL +disable_so_ip_hash_netiface4_elem_57501 ip hash_netiface4_elem 0 57501 NULL +disable_so_dt_cpufreq_platdrv_init_fndecl_57502 dt_cpufreq_platdrv_init fndecl 0 57502 NULL +disable_so_fuse_flush_times_fndecl_57514 fuse_flush_times fndecl 0 57514 NULL +disable_so_nl_pid_sockaddr_nl_57515 nl_pid sockaddr_nl 0 57515 NULL +disable_so_plane_vaddr_fndecl_57531 plane_vaddr fndecl 5 57531 NULL +disable_so_addr_nv_adma_prd_57534 addr nv_adma_prd 0 57534 NULL +disable_so_task_tgid_vnr_fndecl_57539 task_tgid_vnr fndecl 0 57539 NULL +disable_so_get_register_interruptible_fndecl_57541 get_register_interruptible fndecl 0 57541 NULL +disable_so_spi_rcvhdr_tailaddr_ipath_base_info_57542 spi_rcvhdr_tailaddr ipath_base_info 0 57542 NULL +disable_so_ath9k_hw_clear_queue_interrupts_fndecl_57543 ath9k_hw_clear_queue_interrupts fndecl 2 57543 NULL +disable_so_cl_recover_timer_dlm_cluster_57553 cl_recover_timer dlm_cluster 0 57553 NULL nohasharray +disable_so_boot_addr_pmu_nvbios_pmuR_57553 boot_addr_pmu nvbios_pmuR 0 57553 &disable_so_cl_recover_timer_dlm_cluster_57553 nohasharray +disable_so___mod_timer_fndecl_57553 __mod_timer fndecl 2 57553 &disable_so_boot_addr_pmu_nvbios_pmuR_57553 +disable_so_hpfb_freq_cs42l56_platform_data_57565 hpfb_freq cs42l56_platform_data 0 57565 NULL nohasharray +disable_so_i915_max_freq_set_fndecl_57565 i915_max_freq_set fndecl 2-0 57565 &disable_so_hpfb_freq_cs42l56_platform_data_57565 +disable_so_frequency_v4l2_frequency_57580 frequency v4l2_frequency 0 57580 NULL +disable_so_time_mce_57593 time mce 0 57593 NULL +disable_so_addr_abituguru3_data_57605 addr abituguru3_data 0 57605 NULL +disable_so_bitmap_onto_fndecl_57611 bitmap_onto fndecl 4 57611 NULL +disable_so_rx4581_get_datetime_fndecl_57612 rx4581_get_datetime fndecl 0 57612 NULL +disable_so_rem_addr_nes_cm_info_57615 rem_addr nes_cm_info 0 57615 NULL +disable_so_lease_time_nfs_fsinfo_57627 lease_time nfs_fsinfo 0 57627 NULL +disable_so_hash_tbl_pbl_addr_hi_fcoe_kwqe_init2_57631 hash_tbl_pbl_addr_hi fcoe_kwqe_init2 0 57631 NULL +disable_so_pci_addr_blogic_probeinfo_57646 pci_addr blogic_probeinfo 0 57646 NULL +disable_so_intel_gpio_runtime_idle_fndecl_57650 intel_gpio_runtime_idle fndecl 0 57650 NULL +disable_so_clock_div_par_info_57652 clock_div par_info 0 57652 NULL +disable_so_overflowuid_vardecl_57653 overflowuid vardecl 0 57653 NULL +disable_so_start_time_request_57657 start_time request 0 57657 NULL nohasharray +disable_so_wil_freq_seq_open_fndecl_57657 wil_freq_seq_open fndecl 0 57657 &disable_so_start_time_request_57657 nohasharray +disable_so_ocfs2_find_next_zero_bit_unaligned_fndecl_57657 ocfs2_find_next_zero_bit_unaligned fndecl 0-2 57657 &disable_so_wil_freq_seq_open_fndecl_57657 +disable_so_addr_hi_dma_address_57659 addr_hi dma_address 0 57659 NULL +disable_so_wm2200_runtime_resume_fndecl_57661 wm2200_runtime_resume fndecl 0 57661 NULL nohasharray +disable_so_w_idx_addr_brcmf_pcie_ringbuf_57661 w_idx_addr brcmf_pcie_ringbuf 0 57661 &disable_so_wm2200_runtime_resume_fndecl_57661 +disable_so_timeout_us_vardecl_tlb_uv_c_57666 timeout_us vardecl_tlb_uv.c 0 57666 NULL +disable_so_fence_wait_timeout_fndecl_57667 fence_wait_timeout fndecl 0-3 57667 NULL nohasharray +disable_so_signal_cfg80211_bss_57667 signal cfg80211_bss 0 57667 &disable_so_fence_wait_timeout_fndecl_57667 +disable_so_admin_timeout_vardecl_nvme_core_c_57668 admin_timeout vardecl_nvme-core.c 0 57668 NULL +disable_so_next_gid_index_mlx4_mgm_57670 next_gid_index mlx4_mgm 0 57670 NULL +disable_so_sdn_objnamel_sockaddr_dn_57674 sdn_objnamel sockaddr_dn 0 57674 NULL +disable_so_diolan_set_clock_synch_timeout_fndecl_57678 diolan_set_clock_synch_timeout fndecl 0 57678 NULL +disable_so_pioaddr_rhine_private_57682 pioaddr rhine_private 0 57682 NULL nohasharray +disable_so_or51132_read_signal_strength_fndecl_57682 or51132_read_signal_strength fndecl 0 57682 &disable_so_pioaddr_rhine_private_57682 +disable_so_np_oaktrail_hdmi_clock_57683 np oaktrail_hdmi_clock 0 57683 NULL +disable_so_laddr_check_rds_transport_57695 laddr_check rds_transport 1 57695 NULL +disable_so_pause_time_ixgbe_fc_info_57702 pause_time ixgbe_fc_info 0 57702 NULL +disable_so_img_spfi_runtime_resume_fndecl_57703 img_spfi_runtime_resume fndecl 0 57703 NULL +disable_so_y_runtime_sc_57719 y runtime_sc 0 57719 NULL nohasharray +disable_so_tscdeadline_kvm_timer_57719 tscdeadline kvm_timer 0 57719 &disable_so_y_runtime_sc_57719 +disable_so_dmaaddr_avmcard_dmabuf_57720 dmaaddr avmcard_dmabuf 0 57720 NULL nohasharray +disable_so_cg_spll_func_cntl_4_ni_clock_registers_57720 cg_spll_func_cntl_4 ni_clock_registers 0 57720 &disable_so_dmaaddr_avmcard_dmabuf_57720 +disable_so_xgene_rtc_read_time_fndecl_57728 xgene_rtc_read_time fndecl 0 57728 NULL +disable_so_dma_addr_vnic_wq_buf_57732 dma_addr vnic_wq_buf 0 57732 NULL +disable_so_E_md4hash_fndecl_57735 E_md4hash fndecl 0 57735 NULL +disable_so_azx_timecounter_init_fndecl_57762 azx_timecounter_init fndecl 3 57762 NULL +disable_so_pcibios_save_fw_addr_fndecl_57765 pcibios_save_fw_addr fndecl 3 57765 NULL nohasharray +disable_so_hash_setkey_fndecl_57765 hash_setkey fndecl 0-3 57765 &disable_so_pcibios_save_fw_addr_fndecl_57765 +disable_so_dlm_master_hash_fndecl_57794 dlm_master_hash fndecl 2 57794 NULL +disable_so_bitmap_or_fndecl_57806 bitmap_or fndecl 4 57806 NULL +disable_so_iso_stream_schedule_fndecl_57815 iso_stream_schedule fndecl 0 57815 NULL nohasharray +disable_so_crypto_register_rng_fndecl_57815 crypto_register_rng fndecl 0 57815 &disable_so_iso_stream_schedule_fndecl_57815 +disable_so_authenc_verify_ahash_done_fndecl_57820 authenc_verify_ahash_done fndecl 2 57820 NULL +disable_so___timespec_to_jiffies_fndecl_57822 __timespec_to_jiffies fndecl 0-2-1 57822 NULL +disable_so_sys_addr_to_csrow_fndecl_57824 sys_addr_to_csrow fndecl 0-2 57824 NULL +disable_so_req_q_phy_addr_ql3_adapter_57830 req_q_phy_addr ql3_adapter 0 57830 NULL +disable_so_htod_mb_data_addr_brcmf_pcie_shared_info_57843 htod_mb_data_addr brcmf_pcie_shared_info 0 57843 NULL +disable_so_xfs_btree_rec_offset_fndecl_57864 xfs_btree_rec_offset fndecl 0-2 57864 NULL +disable_so_write_phy_reg_fndecl_57868 write_phy_reg fndecl 3-2 57868 NULL +disable_so_bg_block_bitmap_lo_ext4_group_desc_57870 bg_block_bitmap_lo ext4_group_desc 0 57870 NULL +disable_so_s_wtime_ext4_super_block_57871 s_wtime ext4_super_block 0 57871 NULL +disable_so_bridge_hello_time_net_bridge_57884 bridge_hello_time net_bridge 0 57884 NULL +disable_so_gpu_addr_radeon_wb_57894 gpu_addr radeon_wb 0 57894 NULL +disable_so_addr_vxge_hw_mempool_dma_57895 addr vxge_hw_mempool_dma 0 57895 NULL nohasharray +disable_so_command_setecptiming_fndecl_57895 command_setecptiming fndecl 0 57895 &disable_so_addr_vxge_hw_mempool_dma_57895 +disable_so_kbd_led_timeout_show_fndecl_57896 kbd_led_timeout_show fndecl 0 57896 NULL +disable_so_ceph_aes_encrypt2_fndecl_57897 ceph_aes_encrypt2 fndecl 2-6-8 57897 NULL +disable_so_mask_lo_mtrr_var_range_57901 mask_lo mtrr_var_range 0 57901 NULL +disable_so_family_xfrm_kmaddress_57907 family xfrm_kmaddress 0 57907 NULL +disable_so_ks0108_delay_vardecl_ks0108_c_57914 ks0108_delay vardecl_ks0108.c 0 57914 NULL +disable_so_mtime_server_afs_file_status_57920 mtime_server afs_file_status 0 57920 NULL +disable_so_base_guid_qib_devdata_57924 base_guid qib_devdata 0 57924 NULL +disable_so_btrfs_delete_delayed_insertion_item_fndecl_57926 btrfs_delete_delayed_insertion_item fndecl 0 57926 NULL +disable_so_atime_sec_p9_iattr_dotl_57931 atime_sec p9_iattr_dotl 0 57931 NULL +disable_so_io_bitmap_max_thread_struct_57932 io_bitmap_max thread_struct 0 57932 NULL +disable_so_cpu_has_cpufreq_fndecl_57939 cpu_has_cpufreq fndecl 1 57939 NULL +disable_so_discov_interleaved_timeout_hci_dev_57944 discov_interleaved_timeout hci_dev 0 57944 NULL +disable_so_batadv_orig_hash_del_if_fndecl_57951 batadv_orig_hash_del_if fndecl 2 57951 NULL +disable_so_vapic_addr_kvm_vapic_addr_57958 vapic_addr kvm_vapic_addr 0 57958 NULL +disable_so_qce_ahash_update_fndecl_57959 qce_ahash_update fndecl 0 57959 NULL +disable_so_work_base_addr_snd_ymfpci_57965 work_base_addr snd_ymfpci 0 57965 NULL +disable_so_enable_cpuidle_governor_57967 enable cpuidle_governor 0 57967 NULL +disable_so_hash_write_fndecl_57980 hash_write fndecl 0 57980 NULL +disable_so_addr_cs5535audio_dma_desc_57981 addr cs5535audio_dma_desc 0 57981 NULL nohasharray +disable_so_wdt_set_timeout_fndecl_57981 wdt_set_timeout fndecl 0 57981 &disable_so_addr_cs5535audio_dma_desc_57981 +disable_so_memaddr_velocity_info_57982 memaddr velocity_info 0 57982 NULL +disable_so_uuids_open_fndecl_57986 uuids_open fndecl 0 57986 NULL +disable_so_p6_mt9t112_pll_divider_58006 p6 mt9t112_pll_divider 0 58006 NULL +disable_so_buffer_addr_lo_iscsi_bd_58012 buffer_addr_lo iscsi_bd 0 58012 NULL +disable_so_piix_set_timings_fndecl_58017 piix_set_timings fndecl 3 58017 NULL +disable_so_rqt_hwaddr_t4_rq_58021 rqt_hwaddr t4_rq 0 58021 NULL +disable_so_fc_gidpn_build_fndecl_58022 fc_gidpn_build fndecl 0-3-5 58022 NULL nohasharray +disable_so_ia32_misc_enable_msr_kvm_vcpu_arch_58022 ia32_misc_enable_msr kvm_vcpu_arch 0 58022 &disable_so_fc_gidpn_build_fndecl_58022 +disable_so_sdev_runtime_suspend_fndecl_58023 sdev_runtime_suspend fndecl 0 58023 NULL +disable_so_check_msr_fndecl_58027 check_msr fndecl 2 58027 NULL +disable_so_init_addr_pmu_nvbios_pmuR_58030 init_addr_pmu nvbios_pmuR 0 58030 NULL +disable_so_read_addr_qla82xx_md_entry_mux_58034 read_addr qla82xx_md_entry_mux 0 58034 NULL +disable_so_vclk_post_div_real_pll_ct_58036 vclk_post_div_real pll_ct 0 58036 NULL +disable_so_mv88e6060_set_addr_fndecl_58039 mv88e6060_set_addr fndecl 0 58039 NULL +disable_so_skb_tx_hash_fndecl_58044 skb_tx_hash fndecl 0 58044 NULL +disable_so_kvm_mtrr_valid_fndecl_58049 kvm_mtrr_valid fndecl 3 58049 NULL +disable_so_enic_dev_del_station_addr_fndecl_58050 enic_dev_del_station_addr fndecl 0 58050 NULL +disable_so_divisor_flow_filter_58055 divisor flow_filter 0 58055 NULL nohasharray +disable_so_sg_addr_orc_scb_58055 sg_addr orc_scb 0 58055 &disable_so_divisor_flow_filter_58055 +disable_so_read_addr_qla8xxx_minidump_entry_rdrom_58060 read_addr qla8xxx_minidump_entry_rdrom 0 58060 NULL +disable_so_op2_value_baddr1_gru_instruction_58062 op2_value_baddr1 gru_instruction 0 58062 NULL +disable_so_wait_table_hash_nr_entries_zone_58067 wait_table_hash_nr_entries zone 0 58067 NULL +disable_so_write_delay_adis_data_58068 write_delay adis_data 0 58068 NULL +disable_so_paging64_walk_addr_nested_fndecl_58079 paging64_walk_addr_nested fndecl 3-4 58079 NULL +disable_so_pm860x_rtc_set_time_fndecl_58084 pm860x_rtc_set_time fndecl 0 58084 NULL nohasharray +disable_so_setup_clock_dw_mci_drv_data_58084 setup_clock dw_mci_drv_data 0 58084 &disable_so_pm860x_rtc_set_time_fndecl_58084 +disable_so_regvalue__coeff_div_58086 regvalue _coeff_div 0 58086 NULL +disable_so_ext_addr_solo_p2m_desc_58103 ext_addr solo_p2m_desc 0 58103 NULL +disable_so_vclk_radeon_uvd_clock_voltage_dependency_entry_58107 vclk radeon_uvd_clock_voltage_dependency_entry 0 58107 NULL +disable_so_freq_ath5k_chan_pcal_info_58109 freq ath5k_chan_pcal_info 0 58109 NULL +disable_so_d_ino_timer_qc_dqblk_58112 d_ino_timer qc_dqblk 0 58112 NULL nohasharray +disable_so_hpi_sample_clock_get_source_index_fndecl_58112 hpi_sample_clock_get_source_index fndecl 1-0 58112 &disable_so_d_ino_timer_qc_dqblk_58112 +disable_so_src_addr_low_qlcnic_pex_dma_descriptor_58115 src_addr_low qlcnic_pex_dma_descriptor 0 58115 NULL +disable_so_dvb_buf_tscnt_vardecl_cx88_dvb_c_58119 dvb_buf_tscnt vardecl_cx88-dvb.c 0 58119 NULL +disable_so_aes_encrypt_packets_read_fndecl_58121 aes_encrypt_packets_read fndecl 0-3 58121 NULL +disable_so_cq_dma_address_skd_device_58128 cq_dma_address skd_device 0 58128 NULL +disable_so_mtrr_type_lookup_fixed_fndecl_58157 mtrr_type_lookup_fixed fndecl 1 58157 NULL +disable_so_start_rmt_timer0_fndecl_58158 start_rmt_timer0 fndecl 2 58158 NULL nohasharray +disable_so_pneigh_hash_fndecl_58158 pneigh_hash fndecl 2 58158 &disable_so_start_rmt_timer0_fndecl_58158 +disable_so_spi_rcvhdr_tailaddr_qib_base_info_58167 spi_rcvhdr_tailaddr qib_base_info 0 58167 NULL +disable_so_high_bkey_58171 high bkey 0 58171 NULL +disable_so_remove_journal_hash_fndecl_58179 remove_journal_hash fndecl 4 58179 NULL +disable_so_snd_sgbuf_get_addr_fndecl_58188 snd_sgbuf_get_addr fndecl 0-2 58188 NULL +disable_so_get_cpu_topology_fndecl_58189 get_cpu_topology fndecl 1 58189 NULL +disable_so_mwl8k_cmd_update_mac_addr_fndecl_58193 mwl8k_cmd_update_mac_addr fndecl 0 58193 NULL +disable_so_i_mode_inode_58204 i_mode inode 0 58204 NULL +disable_so_qla4xxx_fw_uptime_show_fndecl_58212 qla4xxx_fw_uptime_show fndecl 0 58212 NULL +disable_so_ct_xfitimer_irq_rearm_fndecl_58216 ct_xfitimer_irq_rearm fndecl 2 58216 NULL +disable_so_r820t_set_analog_freq_fndecl_58223 r820t_set_analog_freq fndecl 0 58223 NULL +disable_so_devlink_sound_timer_operations_58261 devlink sound_timer_operations 0 58261 NULL +disable_so_lx_dsp_get_clock_frequency_fndecl_58263 lx_dsp_get_clock_frequency fndecl 0 58263 NULL +disable_so_qdr_dfe_time_qib_chippport_specific_58265 qdr_dfe_time qib_chippport_specific 0 58265 NULL +disable_so_boottime_set_fndecl_58270 boottime_set fndecl 0 58270 NULL +disable_so_unhandled_signal_fndecl_58272 unhandled_signal fndecl 2 58272 NULL +disable_so_nested_vmx_check_msr_switch_fndecl_58274 nested_vmx_check_msr_switch fndecl 2-3 58274 NULL +disable_so_atomic_counters_read_fndecl_58280 atomic_counters_read fndecl 3-0 58280 NULL +disable_so_read_delay_adis_data_58281 read_delay adis_data 0 58281 NULL +disable_so_rsi_sdio_set_cmd52_arg_fndecl_58288 rsi_sdio_set_cmd52_arg fndecl 0-2-3-4-5 58288 NULL +disable_so_ipv6_dev_get_saddr_fndecl_58290 ipv6_dev_get_saddr fndecl 0 58290 NULL +disable_so_futex_atomic_cmpxchg_inatomic_fndecl_58294 futex_atomic_cmpxchg_inatomic fndecl 4 58294 NULL +disable_so_gcm_hash_assoc_remain_done_fndecl_58296 gcm_hash_assoc_remain_done fndecl 2 58296 NULL +disable_so_regmap_update_bits_async_fndecl_58298 regmap_update_bits_async fndecl 2-4-3-0 58298 NULL +disable_so_dialwait_timer_isdn_net_local_s_58300 dialwait_timer isdn_net_local_s 0 58300 NULL +disable_so_addr_mISDNchannel_58316 addr mISDNchannel 0 58316 NULL +disable_so_incr_error_cpu_itimer_58327 incr_error cpu_itimer 0 58327 NULL +disable_so_tai_offset_timekeeper_58331 tai_offset timekeeper 0 58331 NULL +disable_so_mce_rdmsrl_fndecl_58332 mce_rdmsrl fndecl 0 58332 NULL +disable_so_start_ecm_timer_fndecl_58359 start_ecm_timer fndecl 2 58359 NULL +disable_so_autoconfig_read_divisor_id_fndecl_58367 autoconfig_read_divisor_id fndecl 0 58367 NULL +disable_so_x86_get_mtrr_mem_range_fndecl_58379 x86_get_mtrr_mem_range fndecl 3-4-2-0 58379 NULL +disable_so_mpc_ioapic_addr_fndecl_58384 mpc_ioapic_addr fndecl 0 58384 NULL +disable_so_addr_type_ipv6_saddr_score_58395 addr_type ipv6_saddr_score 0 58395 NULL +disable_so_setfreq_i_fndecl_58400 setfreq_i fndecl 2 58400 NULL +disable_so_tcp_md5_hash_skb_data_fndecl_58401 tcp_md5_hash_skb_data fndecl 3 58401 NULL +disable_so_aca_cstamp_ifacaddr6_58402 aca_cstamp ifacaddr6 0 58402 NULL +disable_so_old_cpufreq_freqs_58403 old cpufreq_freqs 0 58403 NULL +disable_so_jiffies_to_timeval_fndecl_58407 jiffies_to_timeval fndecl 1 58407 NULL +disable_so_vnic_dev_set_mac_addr_fndecl_58408 vnic_dev_set_mac_addr fndecl 0 58408 NULL +disable_so_sadb_lifetime_addtime_sadb_lifetime_58416 sadb_lifetime_addtime sadb_lifetime 0 58416 NULL +disable_so_addr_smsc47m1_data_58419 addr smsc47m1_data 0 58419 NULL +disable_so_clk_freq_g762_data_58420 clk_freq g762_data 0 58420 NULL +disable_so_khugepaged_scan_sleep_millisecs_vardecl_huge_memory_c_58427 khugepaged_scan_sleep_millisecs vardecl_huge_memory.c 0 58427 NULL nohasharray +disable_so_pairwise_cipher_suite_atmel_private_58427 pairwise_cipher_suite atmel_private 0 58427 &disable_so_khugepaged_scan_sleep_millisecs_vardecl_huge_memory_c_58427 +disable_so_max_addr_dmar_domain_58431 max_addr dmar_domain 0 58431 NULL +disable_so_snd_ice1712_pro_internal_clock_default_info_fndecl_58437 snd_ice1712_pro_internal_clock_default_info fndecl 0 58437 NULL nohasharray +disable_so_memory_add_physaddr_to_nid_fndecl_58437 memory_add_physaddr_to_nid fndecl 0-1 58437 &disable_so_snd_ice1712_pro_internal_clock_default_info_fndecl_58437 +disable_so_bnx2fc_cmd_timer_set_fndecl_58441 bnx2fc_cmd_timer_set fndecl 2 58441 NULL +disable_so_do_settimeofday64_fndecl_58445 do_settimeofday64 fndecl 0 58445 NULL +disable_so_uv_mmtimer_ioctl_fndecl_58452 uv_mmtimer_ioctl fndecl 0 58452 NULL +disable_so_r61_val_fc2580_freq_regs_58455 r61_val fc2580_freq_regs 0 58455 NULL +disable_so_epp_read_addr_parport_operations_58468 epp_read_addr parport_operations 0-3 58468 NULL +disable_so_audio_config_hdmi_pixel_clock_fndecl_58471 audio_config_hdmi_pixel_clock fndecl 0 58471 NULL +disable_so_bufaddr_epic_tx_desc_58478 bufaddr epic_tx_desc 0 58478 NULL nohasharray +disable_so_qlcnic_sre_macaddr_change_fndecl_58478 qlcnic_sre_macaddr_change fndecl 0 58478 &disable_so_bufaddr_epic_tx_desc_58478 +disable_so_gtime_task_struct_58480 gtime task_struct 0 58480 NULL nohasharray +disable_so_dma_addr_vpdma_buf_58480 dma_addr vpdma_buf 0 58480 &disable_so_gtime_task_struct_58480 +disable_so_div_sync_wait_dib7000m_state_58486 div_sync_wait dib7000m_state 0 58486 NULL +disable_so_long_press_time_val_palmas_pwron_config_58497 long_press_time_val palmas_pwron_config 0 58497 NULL +disable_so_primary_pci_bus_58515 primary pci_bus 0 58515 NULL +disable_so_clk_frequency_imx_wm8962_data_58525 clk_frequency imx_wm8962_data 0 58525 NULL +disable_so_ieee80211_if_fmt_min_discovery_timeout_fndecl_58528 ieee80211_if_fmt_min_discovery_timeout fndecl 0-3 58528 NULL +disable_so_vidioc_s_frequency_fndecl_58543 vidioc_s_frequency fndecl 0 58543 NULL +disable_so_bitstream_put_bits_fndecl_58552 bitstream_put_bits fndecl 0-3 58552 NULL +disable_so_rbp_kvm_regs_58553 rbp kvm_regs 0 58553 NULL +disable_so_dosr_aic32x4_rate_divs_58555 dosr aic32x4_rate_divs 0 58555 NULL +disable_so_vscnprintf_fndecl_58558 vscnprintf fndecl 0-2 58558 NULL +disable_so_static_address_open_fndecl_58572 static_address_open fndecl 0 58572 NULL +disable_so_sysctl_rose_clear_request_timeout_vardecl_58580 sysctl_rose_clear_request_timeout vardecl 0 58580 NULL +disable_so_di_uid_dinode_58581 di_uid dinode 0 58581 NULL +disable_so_crypto_cts_decrypt_fndecl_58584 crypto_cts_decrypt fndecl 0-4 58584 NULL +disable_so_igu_base_addr_bnx2x_58589 igu_base_addr bnx2x 0 58589 NULL +disable_so_ifa_address_dn_ifaddr_58593 ifa_address dn_ifaddr 0 58593 NULL +disable_so_p54_get_band_from_freq_fndecl_58594 p54_get_band_from_freq fndecl 1 58594 NULL +disable_so_csk_ddp_setup_pgidx_cxgbi_device_58611 csk_ddp_setup_pgidx cxgbi_device 2 58611 NULL +disable_so_ref_mod_btrfs_delayed_ref_node_58614 ref_mod btrfs_delayed_ref_node 0 58614 NULL +disable_so_gr_remove_uid_fndecl_58619 gr_remove_uid fndecl 1 58619 NULL +disable_so_i2c_address_fc0012_config_58626 i2c_address fc0012_config 0 58626 NULL nohasharray +disable_so_ablkcipher_done_slow_fndecl_58626 ablkcipher_done_slow fndecl 0-2 58626 &disable_so_i2c_address_fc0012_config_58626 +disable_so_address_b43legacy_dmadesc32_58627 address b43legacy_dmadesc32 0 58627 NULL +disable_so_di_atime_qnx6_inode_entry_58654 di_atime qnx6_inode_entry 0 58654 NULL nohasharray +disable_so_hactive_lo_lvds_dvo_timing_58654 hactive_lo lvds_dvo_timing 0 58654 &disable_so_di_atime_qnx6_inode_entry_58654 +disable_so_ack_seq_tcp_skb_cb_58657 ack_seq tcp_skb_cb 0 58657 NULL +disable_so_matroxfb_PLL_mavenclock_fndecl_58658 matroxfb_PLL_mavenclock fndecl 3-4 58658 NULL nohasharray +disable_so_assert_exp_addr_sdpcm_shared_58658 assert_exp_addr sdpcm_shared 0 58658 &disable_so_matroxfb_PLL_mavenclock_fndecl_58658 +disable_so_pre_div_freq_tbl_58661 pre_div freq_tbl 0 58661 NULL +disable_so_alsa_timer_init_fndecl_58667 alsa_timer_init fndecl 0 58667 NULL +disable_so_alloc_cpumask_var_node_fndecl_58668 alloc_cpumask_var_node fndecl 2-3 58668 NULL +disable_so_genwqe_debugfs_curr_dbg_uid2_open_fndecl_58673 genwqe_debugfs_curr_dbg_uid2_open fndecl 0 58673 NULL +disable_so_pixclock_fb_videomode_58678 pixclock fb_videomode 0 58678 NULL +disable_so_h_addr_reg_musb_qh_58681 h_addr_reg musb_qh 0 58681 NULL +disable_so_timeout_cyclades_port_58683 timeout cyclades_port 0 58683 NULL +disable_so_cxio_init_resource_fifo_random_fndecl_58684 cxio_init_resource_fifo_random fndecl 3 58684 NULL +disable_so_dib8000_get_timeout_fndecl_58702 dib8000_get_timeout fndecl 2-0 58702 NULL nohasharray +disable_so_xfs_btree_get_buf_block_fndecl_58702 xfs_btree_get_buf_block fndecl 0 58702 &disable_so_dib8000_get_timeout_fndecl_58702 +disable_so_apds9300_write_interrupt_config_fndecl_58703 apds9300_write_interrupt_config fndecl 0 58703 NULL +disable_so_ath9k_hw_computetxtime_fndecl_58711 ath9k_hw_computetxtime fndecl 0-3-4-5 58711 NULL +disable_so_bus_address_drm_buf_58716 bus_address drm_buf 0 58716 NULL +disable_so_nr_irqs_vardecl_58723 nr_irqs vardecl 0 58723 NULL nohasharray +disable_so_hashbin_find_next_fndecl_58723 hashbin_find_next fndecl 2 58723 &disable_so_nr_irqs_vardecl_58723 +disable_so_snd_usb_find_clock_selector_fndecl_58728 snd_usb_find_clock_selector fndecl 2 58728 NULL +disable_so_radio_freq_bttv_58729 radio_freq bttv 0 58729 NULL +disable_so_xc_set_signal_source_fndecl_58733 xc_set_signal_source fndecl 0 58733 NULL +disable_so_doorbell_write_vardecl_pcc_cpufreq_c_58745 doorbell_write vardecl_pcc-cpufreq.c 0 58745 NULL +disable_so_cpu_clock_counter_kfd_ioctl_get_clock_counters_args_58758 cpu_clock_counter kfd_ioctl_get_clock_counters_args 0 58758 NULL +disable_so_btrfs_set_dev_replace_time_started_fndecl_58761 btrfs_set_dev_replace_time_started fndecl 3 58761 NULL +disable_so_i_hash_mask_vardecl_inode_c_58762 i_hash_mask vardecl_inode.c 0 58762 NULL +disable_so_gr_set_address_fndecl_58765 gr_set_address fndecl 2 58765 NULL +disable_so_perfect_tx_time_minstrel_rate_58766 perfect_tx_time minstrel_rate 0 58766 NULL +disable_so_min_ref_div_radeon_pll_58768 min_ref_div radeon_pll 0 58768 NULL +disable_so_demod_address_ec100_config_58771 demod_address ec100_config 0 58771 NULL +disable_so_phys_addr_vm_struct_58777 phys_addr vm_struct 0 58777 NULL +disable_so_addr_ramfuc_reg_58780 addr ramfuc_reg 0 58780 NULL nohasharray +disable_so_start_addr_p54_tx_info_58780 start_addr p54_tx_info 0 58780 &disable_so_addr_ramfuc_reg_58780 +disable_so_interrupt_mask_oxygen_58792 interrupt_mask oxygen 0 58792 NULL +disable_so_time_to_tm_fndecl_58793 time_to_tm fndecl 2-1 58793 NULL +disable_so_irq_pci_dev_58794 irq pci_dev 0 58794 NULL +disable_so_reg_write_fndecl_58795 reg_write fndecl 0-2-3-4 58795 NULL +disable_so_eof_uid_xfs_fs_eofblocks_58796 eof_uid xfs_fs_eofblocks 0 58796 NULL +disable_so_s_dv_timings_v4l2_subdev_video_ops_58798 s_dv_timings v4l2_subdev_video_ops 0 58798 NULL +disable_so_iscsit_do_crypto_hash_buf_fndecl_58805 iscsit_do_crypto_hash_buf fndecl 3-4 58805 NULL +disable_so_ablkcipher_next_slow_fndecl_58809 ablkcipher_next_slow fndecl 3-4 58809 NULL +disable_so_set_process_cpu_timer_fndecl_58820 set_process_cpu_timer fndecl 2 58820 NULL +disable_so_btbcm_check_bdaddr_fndecl_58825 btbcm_check_bdaddr fndecl 0 58825 NULL +disable_so_seek_timeout_vardecl_radio_si470x_common_c_58832 seek_timeout vardecl_radio-si470x-common.c 0 58832 NULL +disable_so_rhashtable_rehash_attach_fndecl_58833 rhashtable_rehash_attach fndecl 0 58833 NULL +disable_so_read_posix_clock_operations_58837 read posix_clock_operations 2 58837 NULL +disable_so_atomic_open_inode_operations_58838 atomic_open inode_operations 4-5 58838 NULL nohasharray +disable_so_vnic_dev_get_intr_coal_timer_max_fndecl_58838 vnic_dev_get_intr_coal_timer_max fndecl 0 58838 &disable_so_atomic_open_inode_operations_58838 +disable_so_timeout_cmd_bidir_58846 timeout cmd_bidir 0 58846 NULL +disable_so_bank_mce_58847 bank mce 0 58847 NULL +disable_so_hw_ptr_wrap_snd_pcm_runtime_58849 hw_ptr_wrap snd_pcm_runtime 0 58849 NULL +disable_so_batadv_iv_ogm_fwd_send_time_fndecl_58851 batadv_iv_ogm_fwd_send_time fndecl 0 58851 NULL +disable_so_lrg_buf_q_alloc_phy_addr_ql3_adapter_58856 lrg_buf_q_alloc_phy_addr ql3_adapter 0 58856 NULL +disable_so_avc_get_hash_stats_fndecl_58860 avc_get_hash_stats fndecl 0 58860 NULL +disable_so_do_utimes_fndecl_58870 do_utimes fndecl 0-1 58870 NULL +disable_so_get_max_timeout_count_sdhci_ops_58875 get_max_timeout_count sdhci_ops 0 58875 NULL +disable_so_sys_setuid16_fndecl_58881 sys_setuid16 fndecl 0-1 58881 NULL +disable_so_pq_gpu_addr_kernel_queue_58891 pq_gpu_addr kernel_queue 0 58891 NULL +disable_so_suspend_time_ipw_priv_58911 suspend_time ipw_priv 0 58911 NULL +disable_so_Ti3026_calcclock_fndecl_58917 Ti3026_calcclock fndecl 2-3-0 58917 NULL +disable_so_virtual_reg_addr_wl1251_58918 virtual_reg_addr wl1251 0 58918 NULL +disable_so_timeout_read_fndecl_58936 timeout_read fndecl 3 58936 NULL +disable_so_bank_base_playback_addr_snd_ymfpci_58940 bank_base_playback_addr snd_ymfpci 0 58940 NULL +disable_so_sunkbd_interrupt_fndecl_58943 sunkbd_interrupt fndecl 2 58943 NULL +disable_so_cpufreq_add_policy_cpu_fndecl_58948 cpufreq_add_policy_cpu fndecl 0-2 58948 NULL +disable_so_vfreq___fb_timings_58967 vfreq __fb_timings 0 58967 NULL +disable_so___fdget_fndecl_58975 __fdget fndecl 1 58975 NULL +disable_so_log_addr_vhost_virtqueue_58983 log_addr vhost_virtqueue 0 58983 NULL +disable_so_start_addr_bnx2_mips_fw_file_entry_58985 start_addr bnx2_mips_fw_file_entry 0 58985 NULL +disable_so_wt_timeout_st21nfca_se_info_58988 wt_timeout st21nfca_se_info 0 58988 NULL +disable_so_sg_physaddr_sg_map_node_59010 sg_physaddr sg_map_node 0 59010 NULL +disable_so_hsync_pulse_width_hi_oaktrail_timing_info_59019 hsync_pulse_width_hi oaktrail_timing_info 0 59019 NULL +disable_so_cx88_set_freq_fndecl_59030 cx88_set_freq fndecl 0 59030 NULL +disable_so_daddr_ircomm_info_59034 daddr ircomm_info 0 59034 NULL +disable_so_iscsit_ta_netif_timeout_fndecl_59038 iscsit_ta_netif_timeout fndecl 0 59038 NULL +disable_so_frequency_stv090x_state_59044 frequency stv090x_state 0 59044 NULL +disable_so_slave_address_cp2112_write_req_report_59049 slave_address cp2112_write_req_report 0 59049 NULL +disable_so_ipath_hol_timeout_ms_vardecl_ipath_driver_c_59051 ipath_hol_timeout_ms vardecl_ipath_driver.c 0 59051 NULL +disable_so_acpi_throttling_wrmsr_fndecl_59058 acpi_throttling_wrmsr fndecl 1 59058 NULL +disable_so_acpi_cpufreq_init_fndecl_59061 acpi_cpufreq_init fndecl 0 59061 NULL +disable_so_evtbd_addr_hi_host_cmd_ds_pcie_details_59067 evtbd_addr_hi host_cmd_ds_pcie_details 0 59067 NULL +disable_so_addr_lo_dma_desc_59074 addr_lo dma_desc 0 59074 NULL +disable_so_xen_mce_chrdev_read_fndecl_59076 xen_mce_chrdev_read fndecl 0 59076 NULL +disable_so_addr_max8998_reg_dump_59086 addr max8998_reg_dump 0 59086 NULL +disable_so_card_snd_timer_id_59096 card snd_timer_id 0 59096 NULL +disable_so_addr_qib_sdma_txreq_59099 addr qib_sdma_txreq 0 59099 NULL +disable_so_rx_coalescing_timeo_bnad_59109 rx_coalescing_timeo bnad 0 59109 NULL +disable_so_dm_btree_del_fndecl_59119 dm_btree_del fndecl 0-2 59119 NULL +disable_so_topology_change_timer_show_fndecl_59122 topology_change_timer_show fndecl 0 59122 NULL +disable_so_ip_vs_addr_copy_fndecl_59129 ip_vs_addr_copy fndecl 1 59129 NULL +disable_so_i2c_address_cxd2820r_config_59130 i2c_address cxd2820r_config 0 59130 NULL +disable_so_panel_ref_divider_radeon_encoder_lvds_59134 panel_ref_divider radeon_encoder_lvds 0 59134 NULL nohasharray +disable_so_clock_lvds_dvo_timing_59134 clock lvds_dvo_timing 0 59134 &disable_so_panel_ref_divider_radeon_encoder_lvds_59134 +disable_so_skcipher_setkey_fndecl_59135 skcipher_setkey fndecl 0-3 59135 NULL +disable_so_pcxhr_clock_type_info_fndecl_59137 pcxhr_clock_type_info fndecl 0 59137 NULL +disable_so_ccp_sha_setkey_fndecl_59138 ccp_sha_setkey fndecl 3 59138 NULL +disable_so_xfs_btree_shift_recs_fndecl_59139 xfs_btree_shift_recs fndecl 4 59139 NULL +disable_so_irq_set_chip_fndecl_59141 irq_set_chip fndecl 1 59141 NULL +disable_so_prech_timeout_midi_parms_59145 prech_timeout midi_parms 0 59145 NULL +disable_so_ecryptfs_message_wait_timeout_vardecl_59150 ecryptfs_message_wait_timeout vardecl 0 59150 NULL +disable_so_max_time_dib3000mc_config_59165 max_time dib3000mc_config 0 59165 NULL +disable_so_freq_snd_tea575x_59172 freq snd_tea575x 0 59172 NULL nohasharray +disable_so_hactive_hblank_hi_detailed_pixel_timing_59172 hactive_hblank_hi detailed_pixel_timing 0 59172 &disable_so_freq_snd_tea575x_59172 +disable_so_last_port_bitmap_port_59176 last_port bitmap_port 0 59176 NULL +disable_so_svm_cid_sockaddr_vm_59186 svm_cid sockaddr_vm 0 59186 NULL +disable_so_divisor_tc_u_hnode_59196 divisor tc_u_hnode 0 59196 NULL +disable_so_address_r8a66597_pipe_info_59198 address r8a66597_pipe_info 0 59198 NULL +disable_so_val_addr_core0_nphy_rf_control_override_rev7_59213 val_addr_core0 nphy_rf_control_override_rev7 0 59213 NULL +disable_so_hv_signal_event_fndecl_59215 hv_signal_event fndecl 0 59215 NULL +disable_so_rv740_get_decoded_reference_divider_fndecl_59216 rv740_get_decoded_reference_divider fndecl 0-1 59216 NULL +disable_so_ecb_aes_decrypt_fndecl_59224 ecb_aes_decrypt fndecl 0-4 59224 NULL +disable_so_b44_interrupt_fndecl_59225 b44_interrupt fndecl 1 59225 NULL +disable_so_cpufreq_sysfs_create_file_fndecl_59228 cpufreq_sysfs_create_file fndecl 0 59228 NULL +disable_so_err_msr_regs_info_59233 err msr_regs_info 0 59233 NULL +disable_so_hci_dev_sockaddr_hci_59237 hci_dev sockaddr_hci 0 59237 NULL +disable_so_paddr_scq_info_59242 paddr scq_info 0 59242 NULL +disable_so_saddr_dat_cx231xx_i2c_xfer_data_59247 saddr_dat cx231xx_i2c_xfer_data 0 59247 NULL +disable_so_hash_cnt_ccp_aes_cmac_req_ctx_59249 hash_cnt ccp_aes_cmac_req_ctx 0 59249 NULL +disable_so_read_addr___cache_59255 read_addr __cache 0 59255 NULL +disable_so_freq_wmi_p2p_probe_response_cmd_59256 freq wmi_p2p_probe_response_cmd 0 59256 NULL +disable_so_ack_seq_tcphdr_59257 ack_seq tcphdr 0 59257 NULL +disable_so_i_uid_ext4_inode_59259 i_uid ext4_inode 0 59259 NULL +disable_so_prandom_seed_fndecl_59265 prandom_seed fndecl 1 59265 NULL nohasharray +disable_so_table1_addr_ipw_priv_59265 table1_addr ipw_priv 0 59265 &disable_so_prandom_seed_fndecl_59265 +disable_so_set_mtrr_ops_59267 set mtrr_ops 2-3 59267 NULL +disable_so_signal_adm8211_tx_hdr_59276 signal adm8211_tx_hdr 0 59276 NULL +disable_so_n_pll_div_59277 n pll_div 0 59277 NULL +disable_so_burst_time_pie_vars_59278 burst_time pie_vars 0 59278 NULL +disable_so_atp867x_get_active_clocks_shifted_fndecl_59292 atp867x_get_active_clocks_shifted fndecl 0-2 59292 NULL +disable_so_hello_timer_show_fndecl_59304 hello_timer_show fndecl 0 59304 NULL +disable_so_pc_timeout_ubifs_debug_info_59317 pc_timeout ubifs_debug_info 0 59317 NULL +disable_so_reg_se_cache_ti_tscadc_dev_59318 reg_se_cache ti_tscadc_dev 0 59318 NULL +disable_so_hv_init_clockevent_device_fndecl_59324 hv_init_clockevent_device fndecl 2 59324 NULL nohasharray +disable_so_error_async_delayed_refs_59324 error async_delayed_refs 0 59324 &disable_so_hv_init_clockevent_device_fndecl_59324 +disable_so_query_dv_timings_v4l2_subdev_video_ops_59327 query_dv_timings v4l2_subdev_video_ops 0 59327 NULL +disable_so_pwr_vec_read_time_b43_txpower_lo_control_59329 pwr_vec_read_time b43_txpower_lo_control 0 59329 NULL +disable_so_proc_do_uuid_fndecl_59345 proc_do_uuid fndecl 0 59345 NULL +disable_so_nilfs_segctor_last_seg_write_time_show_fndecl_59356 nilfs_segctor_last_seg_write_time_show fndecl 0 59356 NULL nohasharray +disable_so_hpi_tuner_get_hd_radio_signal_quality_fndecl_59356 hpi_tuner_get_hd_radio_signal_quality fndecl 0-1 59356 &disable_so_nilfs_segctor_last_seg_write_time_show_fndecl_59356 +disable_so_usb_start_wait_urb_fndecl_59365 usb_start_wait_urb fndecl 0 59365 NULL +disable_so_cpuid_xenpf_cpu_ol_59386 cpuid xenpf_cpu_ol 0 59386 NULL +disable_so_mem_addr_ips_ha_59397 mem_addr ips_ha 0 59397 NULL +disable_so_ip6addrlbl_fill_fndecl_59401 ip6addrlbl_fill fndecl 0-4-6 59401 NULL +disable_so_cq_addr_lo_fcoe_kwqe_conn_offload2_59405 cq_addr_lo fcoe_kwqe_conn_offload2 0 59405 NULL +disable_so_l_pll_freq_tbl_59406 l pll_freq_tbl 0 59406 NULL +disable_so_sgid_idx_ocrdma_qp_59415 sgid_idx ocrdma_qp 0 59415 NULL +disable_so_i2c_bit_add_numbered_bus_fndecl_59416 i2c_bit_add_numbered_bus fndecl 0 59416 NULL +disable_so_trb_addr_lo_mv_u3d_ep_context_59424 trb_addr_lo mv_u3d_ep_context 0 59424 NULL +disable_so_shash_compat_init_fndecl_59445 shash_compat_init fndecl 0 59445 NULL +disable_so_currentfreq_cx24123_state_59448 currentfreq cx24123_state 0 59448 NULL +disable_so_neigh_proc_dointvec_userhz_jiffies_fndecl_59453 neigh_proc_dointvec_userhz_jiffies fndecl 0 59453 NULL +disable_so_panel_fb_divider_radeon_encoder_lvds_59458 panel_fb_divider radeon_encoder_lvds 0 59458 NULL nohasharray +disable_so_sec_pvclock_wall_clock_59458 sec pvclock_wall_clock 0 59458 &disable_so_panel_fb_divider_radeon_encoder_lvds_59458 +disable_so_wl18xx_acx_host_if_cfg_bitmap_fndecl_59465 wl18xx_acx_host_if_cfg_bitmap fndecl 0 59465 NULL +disable_so_addr_erase_info_59472 addr erase_info 0 59472 NULL nohasharray +disable_so_ath9k_hw_addrxbuf_edma_fndecl_59472 ath9k_hw_addrxbuf_edma fndecl 2 59472 &disable_so_addr_erase_info_59472 +disable_so_hour_timestamp_59476 hour timestamp 0 59476 NULL +disable_so_check_cpu_itimer_fndecl_59478 check_cpu_itimer fndecl 5-4 59478 NULL +disable_so_flush_time_cache_detail_59492 flush_time cache_detail 0 59492 NULL +disable_so_error0_timeout_si_sm_data_59495 error0_timeout si_sm_data 0 59495 NULL +disable_so_sampling_freq_mixart_stream_param_desc_59502 sampling_freq mixart_stream_param_desc 0 59502 NULL +disable_so_enc_addr_low_sata_start_req_59503 enc_addr_low sata_start_req 0 59503 NULL +disable_so_hash_unix_address_59504 hash unix_address 0 59504 NULL nohasharray +disable_so_ufs_get_inode_uid_fndecl_59504 ufs_get_inode_uid fndecl 0 59504 &disable_so_hash_unix_address_59504 +disable_so_demod_address_tda1002x_config_59516 demod_address tda1002x_config 0 59516 NULL +disable_so_getaddr_dumpit_fndecl_59518 getaddr_dumpit fndecl 0 59518 NULL +disable_so_tg3_interrupt_fndecl_59519 tg3_interrupt fndecl 1 59519 NULL +disable_so_utime_task_struct_59526 utime task_struct 0 59526 NULL +disable_so_decrypt_ablkcipher_tfm_59537 decrypt ablkcipher_tfm 0 59537 NULL +disable_so_dma_addr_bnad_rx_vector_59551 dma_addr bnad_rx_vector 0 59551 NULL +disable_so_vram_addr_viafb_par_59552 vram_addr viafb_par 0 59552 NULL +disable_so_s00_img_ir_timing_regvals_59579 s00 img_ir_timing_regvals 0 59579 NULL +disable_so_pci_swizzle_interrupt_pin_fndecl_59580 pci_swizzle_interrupt_pin fndecl 0-2 59580 NULL +disable_so_iscsi_nacl_attrib_store_random_datain_seq_offsets_fndecl_59581 iscsi_nacl_attrib_store_random_datain_seq_offsets fndecl 0-3 59581 NULL +disable_so_time_next_delayed_flow_fq_sched_data_59598 time_next_delayed_flow fq_sched_data 0 59598 NULL +disable_so_signal_ttm_lock_59613 signal ttm_lock 0 59613 NULL +disable_so_trap_timeout_qib_ibport_59624 trap_timeout qib_ibport 0 59624 NULL +disable_so_hash_sendpage_fndecl_59633 hash_sendpage fndecl 0-3-4 59633 NULL +disable_so_address_i2c_algo_dp_aux_data_59643 address i2c_algo_dp_aux_data 0 59643 NULL +disable_so_baddr_pmcraid_hostrcb_59651 baddr pmcraid_hostrcb 0 59651 NULL +disable_so_jiffies_drm_i915_error_request_59653 jiffies drm_i915_error_request 0 59653 NULL +disable_so_niu_enable_interrupts_fndecl_59655 niu_enable_interrupts fndecl 0 59655 NULL nohasharray +disable_so_addr_nvkm_gpuobj_59655 addr nvkm_gpuobj 0 59655 &disable_so_niu_enable_interrupts_fndecl_59655 +disable_so_irlap_start_backoff_timer_fndecl_59668 irlap_start_backoff_timer fndecl 2 59668 NULL +disable_so_cs_chp_time_transaction_chp_stats_s_59671 cs_chp_time transaction_chp_stats_s 0 59671 NULL nohasharray +disable_so_bufferinfo_array_phy_address_mixart_flowinfo_59671 bufferinfo_array_phy_address mixart_flowinfo 0 59671 &disable_so_cs_chp_time_transaction_chp_stats_s_59671 +disable_so_start_time_bfa_ioim_s_59693 start_time bfa_ioim_s 0 59693 NULL nohasharray +disable_so_nilfs_btree_assign_p_fndecl_59693 nilfs_btree_assign_p fndecl 0-5 59693 &disable_so_start_time_bfa_ioim_s_59693 +disable_so_pid_pppol2tp_addr_59696 pid pppol2tp_addr 0 59696 NULL +disable_so_paging32_walk_addr_nested_fndecl_59706 paging32_walk_addr_nested fndecl 3-4 59706 NULL +disable_so_set_timer_tick_hw_59707 set_timer_tick hw 2 59707 NULL +disable_so_irq_domain_alloc_irqs_parent_fndecl_59718 irq_domain_alloc_irqs_parent fndecl 2-3-0 59718 NULL +disable_so_pcf8583_rtc_read_time_fndecl_59722 pcf8583_rtc_read_time fndecl 0 59722 NULL +disable_so_i_rx_jiffies_rds_incoming_59727 i_rx_jiffies rds_incoming 0 59727 NULL +disable_so_addr_pt1_buffer_59731 addr pt1_buffer 0 59731 NULL +disable_so_od_cpufreq_governor_dbs_fndecl_59745 od_cpufreq_governor_dbs fndecl 0 59745 NULL +disable_so_atmel_set_mac_address_fndecl_59747 atmel_set_mac_address fndecl 0 59747 NULL nohasharray +disable_so_ioaddr_mxser_port_59747 ioaddr mxser_port 0 59747 &disable_so_atmel_set_mac_address_fndecl_59747 +disable_so_kvm_mtrr_check_gfn_range_consistency_fndecl_59759 kvm_mtrr_check_gfn_range_consistency fndecl 3-2 59759 NULL +disable_so_mul_n_fndecl_59766 mul_n fndecl 4 59766 NULL +disable_so_mlx4_bitmap_alloc_fndecl_59767 mlx4_bitmap_alloc fndecl 0 59767 NULL +disable_so_device_num_atto_csmi_get_pci_bus_addr_59770 device_num atto_csmi_get_pci_bus_addr 0 59770 NULL +disable_so_ksz_init_timer_fndecl_59771 ksz_init_timer fndecl 2 59771 NULL +disable_so_signr_usbdevfs_disconnectsignal_59774 signr usbdevfs_disconnectsignal 0 59774 NULL +disable_so_hash_netiface4_expire_fndecl_59777 hash_netiface4_expire fndecl 4 59777 NULL +disable_so_timeoutValue_RAID_CONTEXT_59780 timeoutValue RAID_CONTEXT 0 59780 NULL +disable_so_vsync_pulse_width_hi_oaktrail_timing_info_59785 vsync_pulse_width_hi oaktrail_timing_info 0 59785 NULL +disable_so_macvtap16_to_cpu_fndecl_59790 macvtap16_to_cpu fndecl 0-2 59790 NULL +disable_so_ns_ack_interrupt_fndecl_59791 ns_ack_interrupt fndecl 0 59791 NULL +disable_so_btrfs_commit_inode_delayed_inode_fndecl_59792 btrfs_commit_inode_delayed_inode fndecl 0 59792 NULL +disable_so_lg_addr_ns_dev_59797 lg_addr ns_dev 0 59797 NULL +disable_so_nr_divisor_sym_chip_59803 nr_divisor sym_chip 0 59803 NULL +disable_so_cpu_power_to_freq_fndecl_59806 cpu_power_to_freq fndecl 2 59806 NULL nohasharray +disable_so_hash_sfq_slot_59806 hash sfq_slot 0 59806 &disable_so_cpu_power_to_freq_fndecl_59806 +disable_so_netvsc_set_mac_addr_fndecl_59822 netvsc_set_mac_addr fndecl 0 59822 NULL +disable_so_kxcjk1013_get_startup_times_fndecl_59827 kxcjk1013_get_startup_times fndecl 0 59827 NULL nohasharray +disable_so_bitmap_ipmac_do_test_fndecl_59827 bitmap_ipmac_do_test fndecl 3 59827 &disable_so_kxcjk1013_get_startup_times_fndecl_59827 +disable_so_decnet_time_wait_vardecl_59833 decnet_time_wait vardecl 0 59833 NULL +disable_so_delay_multiplier_be_set_eqd_59834 delay_multiplier be_set_eqd 0 59834 NULL +disable_so_asr_get_base_address_fndecl_59835 asr_get_base_address fndecl 0 59835 NULL +disable_so_timeout_nouveau_fence_59837 timeout nouveau_fence 0 59837 NULL +disable_so_m_pll_freq_tbl_59838 m pll_freq_tbl 0 59838 NULL +disable_so_tea5764_get_freq_fndecl_59848 tea5764_get_freq fndecl 0 59848 NULL +disable_so_seq_km_event_59849 seq km_event 0 59849 NULL nohasharray +disable_so_dst_addr_lo_dmae_command_59849 dst_addr_lo dmae_command 0 59849 &disable_so_seq_km_event_59849 +disable_so_get_ep_by_addr_fndecl_59856 get_ep_by_addr fndecl 2 59856 NULL +disable_so_txbd_addr_hi_host_cmd_ds_pcie_details_59885 txbd_addr_hi host_cmd_ds_pcie_details 0 59885 NULL +disable_so_hash_v6_fndecl_59887 hash_v6 fndecl 0 59887 NULL +disable_so_sst_module_runtime_restore_fndecl_59893 sst_module_runtime_restore fndecl 0 59893 NULL +disable_so_pvclock_clocksource_read_fndecl_59895 pvclock_clocksource_read fndecl 0 59895 NULL nohasharray +disable_so_hdspm_set_interrupt_interval_fndecl_59895 hdspm_set_interrupt_interval fndecl 2-0 59895 &disable_so_pvclock_clocksource_read_fndecl_59895 +disable_so_i2c_addr_r820t_config_59896 i2c_addr r820t_config 0 59896 NULL +disable_so_i2400m_check_mac_addr_fndecl_59899 i2400m_check_mac_addr fndecl 0 59899 NULL +disable_so_get_uuid_export_operations_59904 get_uuid export_operations 0 59904 NULL +disable_so_last_tx_jiffies_fmdev_59908 last_tx_jiffies fmdev 0 59908 NULL nohasharray +disable_so_delay_use_vardecl_usb_c_59908 delay_use vardecl_usb.c 0 59908 &disable_so_last_tx_jiffies_fmdev_59908 +disable_so_show_telclock_version_fndecl_59913 show_telclock_version fndecl 0 59913 NULL +disable_so_flush_time_il3945_rs_sta_59914 flush_time il3945_rs_sta 0 59914 NULL +disable_so_sip_sprintf_addr_fndecl_59915 sip_sprintf_addr fndecl 0 59915 NULL +disable_so_lola_set_clock_index_fndecl_59921 lola_set_clock_index fndecl 0 59921 NULL nohasharray +disable_so_addr_stv0900_reg_59921 addr stv0900_reg 0 59921 &disable_so_lola_set_clock_index_fndecl_59921 +disable_so_vsnprintf_fndecl_59932 vsnprintf fndecl 0-2 59932 NULL +disable_so_nfs4_delay_fndecl_59938 nfs4_delay fndecl 0 59938 NULL nohasharray +disable_so___bch_btree_map_nodes_fndecl_59938 __bch_btree_map_nodes fndecl 0 59938 &disable_so_nfs4_delay_fndecl_59938 +disable_so_freq_before_jump_fm_rx_59940 freq_before_jump fm_rx 0 59940 NULL +disable_so_vt8623_set_pixclock_fndecl_59944 vt8623_set_pixclock fndecl 2 59944 NULL +disable_so_seq_ieee80211_fragment_entry_59945 seq ieee80211_fragment_entry 0 59945 NULL +disable_so_map_nr_blk_mq_bitmap_tags_59947 map_nr blk_mq_bitmap_tags 0 59947 NULL nohasharray +disable_so_r5_hash_fndecl_59947 r5_hash fndecl 2 59947 &disable_so_map_nr_blk_mq_bitmap_tags_59947 +disable_so_s_first_error_time_ext4_super_block_59952 s_first_error_time ext4_super_block 0 59952 NULL +disable_so_crypto_ablkcipher_decrypt_fndecl_59964 crypto_ablkcipher_decrypt fndecl 0 59964 NULL +disable_so_i_gid_write_fndecl_59978 i_gid_write fndecl 2 59978 NULL +disable_so_dst_nents_qce_cipher_reqctx_59989 dst_nents qce_cipher_reqctx 0 59989 NULL +disable_so_addr_nvme_passthru_cmd_59990 addr nvme_passthru_cmd 0 59990 NULL +disable_so_vsprintf_fndecl_59994 vsprintf fndecl 0 59994 NULL +disable_so_desc_daddr_ath5k_hw_59995 desc_daddr ath5k_hw 0 59995 NULL +disable_so_n_pll_freq_tbl_60004 n pll_freq_tbl 0 60004 NULL +disable_so_ufshcd_parse_clock_info_fndecl_60006 ufshcd_parse_clock_info fndecl 0 60006 NULL +disable_so_max_timer_ms_bcm47xx_wdt_60015 max_timer_ms bcm47xx_wdt 0 60015 NULL +disable_so_add_monitor_signal_fndecl_60038 add_monitor_signal fndecl 4 60038 NULL +disable_so_check_matrix_bitmap_fndecl_60054 check_matrix_bitmap fndecl 0-2-3-4 60054 NULL +disable_so_bitmap_file_clear_bit_fndecl_60061 bitmap_file_clear_bit fndecl 2 60061 NULL nohasharray +disable_so_nvkm_ramht_hash_fndecl_60061 nvkm_ramht_hash fndecl 0-2-3 60061 &disable_so_bitmap_file_clear_bit_fndecl_60061 +disable_so_radeon_ib_schedule_fndecl_60075 radeon_ib_schedule fndecl 0 60075 NULL +disable_so_sleep_cookie_addr_hi_host_cmd_ds_pcie_details_60083 sleep_cookie_addr_hi host_cmd_ds_pcie_details 0 60083 NULL +disable_so_crypto_cbc_decrypt_fndecl_60087 crypto_cbc_decrypt fndecl 0-4 60087 NULL +disable_so_calc_mode_timings_fndecl_60088 calc_mode_timings fndecl 1-2-3 60088 NULL +disable_so_jiffies_till_first_fqs_vardecl_tree_c_60090 jiffies_till_first_fqs vardecl_tree.c 0 60090 NULL +disable_so_reorder_timeout_l2tp_session_60091 reorder_timeout l2tp_session 0 60091 NULL +disable_so_ieee80211_get_noa_absent_time_fndecl_60093 ieee80211_get_noa_absent_time fndecl 0-2 60093 NULL +disable_so_vsync_offset_lo_oaktrail_timing_info_60096 vsync_offset_lo oaktrail_timing_info 0 60096 NULL +disable_so_daddr_flowidn_60098 daddr flowidn 0 60098 NULL +disable_so_mwifiex_set_mac_address_fndecl_60110 mwifiex_set_mac_address fndecl 0 60110 NULL +disable_so_xgbe_get_tstamp_time_fndecl_60114 xgbe_get_tstamp_time fndecl 0 60114 NULL +disable_so_end_seq_bictcp_60116 end_seq bictcp 0 60116 NULL +disable_so_rv770_calculate_fractional_mpll_feedback_divider_fndecl_60119 rv770_calculate_fractional_mpll_feedback_divider fndecl 1-2 60119 NULL nohasharray +disable_so_set_msr_x86_emulate_ops_60119 set_msr x86_emulate_ops 2-3 60119 &disable_so_rv770_calculate_fractional_mpll_feedback_divider_fndecl_60119 +disable_so_radeon_vm_bo_set_addr_fndecl_60122 radeon_vm_bo_set_addr fndecl 3-0 60122 NULL +disable_so_reload_jiffies_iwl_priv_60123 reload_jiffies iwl_priv 0 60123 NULL +disable_so_shdntimer_max17042_config_data_60124 shdntimer max17042_config_data 0 60124 NULL nohasharray +disable_so_timestamp_lec_arp_table_60124 timestamp lec_arp_table 0 60124 &disable_so_shdntimer_max17042_config_data_60124 +disable_so_reg_duty_cycle_pm860x_backlight_data_60125 reg_duty_cycle pm860x_backlight_data 0 60125 NULL +disable_so_buff_phy_addr_amd8111e_tx_dr_60126 buff_phy_addr amd8111e_tx_dr 0 60126 NULL +disable_so_nilfs_btree_seek_key_fndecl_60131 nilfs_btree_seek_key fndecl 0-2 60131 NULL +disable_so_local_addr_mm_dma_desc_60141 local_addr mm_dma_desc 0 60141 NULL +disable_so_cmd_attr_tgid_fndecl_60158 cmd_attr_tgid fndecl 0 60158 NULL +disable_so_read_addr_qla8044_minidump_entry_queue_60166 read_addr qla8044_minidump_entry_queue 0 60166 NULL +disable_so_snd_soc_runtime_deactivate_fndecl_60170 snd_soc_runtime_deactivate fndecl 2 60170 NULL +disable_so_addr_lo_tg3_tx_buffer_desc_60173 addr_lo tg3_tx_buffer_desc 0 60173 NULL +disable_so_addr_c4iw_mm_entry_60182 addr c4iw_mm_entry 0 60182 NULL +disable_so_gid_index_ib_user_mad_hdr_60188 gid_index ib_user_mad_hdr 0 60188 NULL +disable_so_div_vnic_intr_coal_timer_info_60192 div vnic_intr_coal_timer_info 0 60192 NULL +disable_so_udf_bitmap_prealloc_blocks_fndecl_60195 udf_bitmap_prealloc_blocks fndecl 0-4-5 60195 NULL +disable_so_i_atime_nsec_ocfs2_dinode_60196 i_atime_nsec ocfs2_dinode 0 60196 NULL +disable_so_addr_buffer3_cmd_desc_type0_60201 addr_buffer3 cmd_desc_type0 0 60201 NULL +disable_so_mac_time_rtl8187b_rx_hdr_60213 mac_time rtl8187b_rx_hdr 0 60213 NULL +disable_so_regmap_read_fndecl_60217 regmap_read fndecl 0-2 60217 NULL +disable_so_oprofile_time_slice_vardecl_60220 oprofile_time_slice vardecl 0 60220 NULL +disable_so_monotonic_time_coarse_nsec_vsyscall_gtod_data_60224 monotonic_time_coarse_nsec vsyscall_gtod_data 0 60224 NULL +disable_so_toshiba_usb_sleep_music_get_fndecl_60227 toshiba_usb_sleep_music_get fndecl 0 60227 NULL +disable_so_msr_read_fndecl_60228 msr_read fndecl 0 60228 NULL +disable_so_via_set_primary_address_fndecl_60230 via_set_primary_address fndecl 1 60230 NULL +disable_so_hpfs_stop_cycles_fndecl_60236 hpfs_stop_cycles fndecl 2 60236 NULL +disable_so_cpumask_any_but_fndecl_60246 cpumask_any_but fndecl 0-2 60246 NULL +disable_so_hash_cnt_ccp_sha_req_ctx_60248 hash_cnt ccp_sha_req_ctx 0 60248 NULL +disable_so_atime_nsec_p9_iattr_dotl_60254 atime_nsec p9_iattr_dotl 0 60254 NULL +disable_so___ilog2_u32_fndecl_60257 __ilog2_u32 fndecl 0-1 60257 NULL +disable_so_it_clock_k_itimer_60276 it_clock k_itimer 0 60276 NULL +disable_so_stats_addr_vfpf_init_tlv_60282 stats_addr vfpf_init_tlv 0 60282 NULL +disable_so_zd1201_set_freq_fndecl_60293 zd1201_set_freq fndecl 0 60293 NULL +disable_so_freq_sc18is602_60297 freq sc18is602 0 60297 NULL +disable_so_imr_multiaddr_ip_mreq_source_60300 imr_multiaddr ip_mreq_source 0 60300 NULL +disable_so_skbaddr_ath5k_buf_60306 skbaddr ath5k_buf 0 60306 NULL +disable_so_bus_addr_sg_el_60307 bus_addr sg_el 0 60307 NULL +disable_so_iwl_add_beacon_time_fndecl_60324 iwl_add_beacon_time fndecl 0-4-3-2 60324 NULL +disable_so_regcache_lzo_sync_fndecl_60330 regcache_lzo_sync fndecl 0 60330 NULL +disable_so___mlx4_find_zone_by_uid_unique_fndecl_60331 __mlx4_find_zone_by_uid_unique fndecl 2 60331 NULL nohasharray +disable_so_ucma_query_addr_fndecl_60331 ucma_query_addr fndecl 3 60331 &disable_so___mlx4_find_zone_by_uid_unique_fndecl_60331 +disable_so_nilfs_btree_commit_insert_fndecl_60335 nilfs_btree_commit_insert fndecl 4 60335 NULL +disable_so_rbtree_open_fndecl_60337 rbtree_open fndecl 0 60337 NULL +disable_so_addr_off_bfa_phy_s_60341 addr_off bfa_phy_s 0 60341 NULL +disable_so_rj54n1_set_clock_fndecl_60342 rj54n1_set_clock fndecl 0 60342 NULL nohasharray +disable_so___udelay_fndecl_60342 __udelay fndecl 1 60342 &disable_so_rj54n1_set_clock_fndecl_60342 +disable_so_sysctl_llc2_p_timeout_vardecl_60348 sysctl_llc2_p_timeout vardecl 0 60348 NULL +disable_so_dwc3_ep0_set_address_fndecl_60355 dwc3_ep0_set_address fndecl 0 60355 NULL +disable_so_nla_put_msecs_fndecl_60358 nla_put_msecs fndecl 0 60358 NULL +disable_so_div_factor_fndecl_60362 div_factor fndecl 0-1 60362 NULL +disable_so_sense_busaddr_scb_60364 sense_busaddr scb 0 60364 NULL +disable_so_ufshcd_pltfrm_runtime_resume_fndecl_60367 ufshcd_pltfrm_runtime_resume fndecl 0 60367 NULL +disable_so_pixel_clock_vbe_crtc_ib_60373 pixel_clock vbe_crtc_ib 0 60373 NULL +disable_so_erst_timedout_fndecl_60378 erst_timedout fndecl 2 60378 NULL +disable_so_crypto_ecb_encrypt_fndecl_60388 crypto_ecb_encrypt fndecl 0-4 60388 NULL +disable_so_rtsx_resv_buf_addr_rtsx_pcr_60399 rtsx_resv_buf_addr rtsx_pcr 0 60399 NULL +disable_so_i2c_address_mc44s803_config_60409 i2c_address mc44s803_config 0 60409 NULL +disable_so_ath_hw_get_listen_time_fndecl_60410 ath_hw_get_listen_time fndecl 0 60410 NULL +disable_so_rpc_sockaddr2uaddr_fndecl_60418 rpc_sockaddr2uaddr fndecl 2 60418 NULL +disable_so_sys_setresgid16_fndecl_60419 sys_setresgid16 fndecl 0-1-2-3 60419 NULL +disable_so_mc_addr_inet_sock_60425 mc_addr inet_sock 0 60425 NULL +disable_so_txqueue_timer_velocity_opt_60430 txqueue_timer velocity_opt 0 60430 NULL +disable_so_set_mtrr_from_inactive_cpu_fndecl_60437 set_mtrr_from_inactive_cpu fndecl 2-3 60437 NULL +disable_so_i915_interrupt_info_fndecl_60441 i915_interrupt_info fndecl 0 60441 NULL +disable_so_bmiss_timeout_ath_beacon_config_60451 bmiss_timeout ath_beacon_config 0 60451 NULL +disable_so_callback_addr_req_60459 callback addr_req 1 60459 NULL +disable_so_vmx_compute_tsc_offset_fndecl_60461 vmx_compute_tsc_offset fndecl 0-2 60461 NULL +disable_so_ncpus_uv_rtc_timer_head_60462 ncpus uv_rtc_timer_head 0 60462 NULL +disable_so_passed_seqno_drm_vmw_fence_signaled_arg_60464 passed_seqno drm_vmw_fence_signaled_arg 0 60464 NULL +disable_so_send_signal_fndecl_60468 send_signal fndecl 0-1 60468 NULL +disable_so_isl1208_rtc_read_time_fndecl_60479 isl1208_rtc_read_time fndecl 0 60479 NULL +disable_so_cbs_dma_addr_nic_60500 cbs_dma_addr nic 0 60500 NULL +disable_so_mpihelp_divrem_fndecl_60501 mpihelp_divrem fndecl 6-0-4 60501 NULL +disable_so_branch_address_descriptor_60510 branch_address descriptor 0 60510 NULL +disable_so_hash_lock_index_stripe_head_60512 hash_lock_index stripe_head 0 60512 NULL +disable_so_brl_timeout_vardecl_keyboard_c_60524 brl_timeout vardecl_keyboard.c 0 60524 NULL +disable_so_chip_addr_dsp_image_seg_60530 chip_addr dsp_image_seg 0 60530 NULL +disable_so_test_hash_cycles_fndecl_60535 test_hash_cycles fndecl 4 60535 NULL +disable_so_dma_addr_srr_60537 dma_addr srr 0 60537 NULL +disable_so_spinfo_assoc_id_sctp_paddrinfo_60539 spinfo_assoc_id sctp_paddrinfo 0 60539 NULL +disable_so_nvkm_timer_wait_eq_fndecl_60542 nvkm_timer_wait_eq fndecl 3-4-5 60542 NULL +disable_so_eq_get_mtt_addr_fndecl_60544 eq_get_mtt_addr fndecl 0 60544 NULL +disable_so_cq_page_table_addr_lo_iscsi_kwqe_conn_offload1_60567 cq_page_table_addr_lo iscsi_kwqe_conn_offload1 0 60567 NULL +disable_so_tk_timeout_rpc_task_60572 tk_timeout rpc_task 0 60572 NULL +disable_so_cn_printf_fndecl_60575 cn_printf fndecl 0 60575 NULL nohasharray +disable_so_sgl_addr_hi_fw_flash_Update_req_60575 sgl_addr_hi fw_flash_Update_req 0 60575 &disable_so_cn_printf_fndecl_60575 nohasharray +disable_so_sysfs_idx_addr_vardecl_nes_c_60575 sysfs_idx_addr vardecl_nes.c 0 60575 &disable_so_sgl_addr_hi_fw_flash_Update_req_60575 +disable_so___xfs_btree_split_fndecl_60576 __xfs_btree_split fndecl 0 60576 NULL +disable_so_lun_atto_csmi_get_dev_addr_60579 lun atto_csmi_get_dev_addr 0 60579 NULL +disable_so_xfs_btree_block_change_owner_fndecl_60599 xfs_btree_block_change_owner fndecl 0-3 60599 NULL +disable_so_k_wm8978_pll_div_60623 k wm8978_pll_div 0 60623 NULL +disable_so_saved_clock_vardecl_cr_pll_c_60624 saved_clock vardecl_cr_pll.c 0 60624 NULL +disable_so_mapaddr_tx_ring_info_60630 mapaddr tx_ring_info 0 60630 NULL nohasharray +disable_so_derot_freq_stb0899_internal_60630 derot_freq stb0899_internal 0 60630 &disable_so_mapaddr_tx_ring_info_60630 +disable_so_edx_user_regs_struct32_60635 edx user_regs_struct32 0 60635 NULL +disable_so_cgtime_signal_struct_60641 cgtime signal_struct 0 60641 NULL +disable_so_ide_timing_compute_fndecl_60642 ide_timing_compute fndecl 2 60642 NULL +disable_so_btree_read_extent_buffer_pages_fndecl_60645 btree_read_extent_buffer_pages fndecl 0-4 60645 NULL +disable_so_sys_sched_getscheduler_fndecl_60650 sys_sched_getscheduler fndecl 1-0 60650 NULL +disable_so_hpi_compander_set_decay_time_constant_fndecl_60651 hpi_compander_set_decay_time_constant fndecl 1-0 60651 NULL +disable_so_uwb_rc_addr_get_fndecl_60653 uwb_rc_addr_get fndecl 0 60653 NULL +disable_so_max_chan_time_wsm_scan_ch_60669 max_chan_time wsm_scan_ch 0 60669 NULL +disable_so_ci_otg_fsm_del_timer_fndecl_60676 ci_otg_fsm_del_timer fndecl 2 60676 NULL +disable_so_clockdelay_nt_vardecl_hfcmulti_c_60678 clockdelay_nt vardecl_hfcmulti.c 0 60678 NULL +disable_so_hsync_off_lo_lvds_dvo_timing_60681 hsync_off_lo lvds_dvo_timing 0 60681 NULL +disable_so_leaf_head_hfs_btree_60686 leaf_head hfs_btree 0 60686 NULL +disable_so_signal_user32_60695 signal user32 0 60695 NULL +disable_so_timeout_netns_frags_60708 timeout netns_frags 0 60708 NULL +disable_so_time_to_send_netem_skb_cb_60711 time_to_send netem_skb_cb 0 60711 NULL nohasharray +disable_so_ref_div_atom_clock_dividers_60711 ref_div atom_clock_dividers 0 60711 &disable_so_time_to_send_netem_skb_cb_60711 +disable_so_dev_sof_uvc_clock_sample_60716 dev_sof uvc_clock_sample 0 60716 NULL +disable_so_addr_reg_musb_qh_60718 addr_reg musb_qh 0 60718 NULL nohasharray +enable_so_acpi_ex_do_math_op_fndecl_60718 acpi_ex_do_math_op fndecl 0-3-2 60718 &disable_so_addr_reg_musb_qh_60718 +disable_so_reg_clock_sx150x_789_pri_60721 reg_clock sx150x_789_pri 0 60721 NULL +disable_so___parse_nl_addr_fndecl_60734 __parse_nl_addr fndecl 0 60734 NULL +disable_so_frequency_zl10036_state_60737 frequency zl10036_state 0 60737 NULL +disable_so_acpi_sleep_state_supported_fndecl_60743 acpi_sleep_state_supported fndecl 1 60743 NULL +disable_so_put_dec_full8_fndecl_60744 put_dec_full8 fndecl 2 60744 NULL +disable_so_atkbd_interrupt_fndecl_60746 atkbd_interrupt fndecl 2 60746 NULL +disable_so_signal_station_info_60755 signal station_info 0 60755 NULL +disable_so_r15_kvm_regs_60757 r15 kvm_regs 0 60757 NULL +disable_so_tx_dma_addr_sh_msiof_spi_priv_60773 tx_dma_addr sh_msiof_spi_priv 0 60773 NULL +disable_so_handler_acpi_object_addr_handler_60775 handler acpi_object_addr_handler 0-2-3 60775 NULL nohasharray +disable_so_sctp_bind_addr_init_fndecl_60775 sctp_bind_addr_init fndecl 2 60775 &disable_so_handler_acpi_object_addr_handler_60775 +disable_so_hfsplus_calc_btree_clump_size_fndecl_60777 hfsplus_calc_btree_clump_size fndecl 0-1-2-3 60777 NULL +disable_so_xc2028_set_analog_freq_fndecl_60787 xc2028_set_analog_freq fndecl 0 60787 NULL +disable_so_reg_w_val_fndecl_60792 reg_w_val fndecl 2-3 60792 NULL +disable_so_mlx4_mtt_addr_fndecl_60804 mlx4_mtt_addr fndecl 0 60804 NULL +disable_so_kstrtos16_fndecl_60808 kstrtos16 fndecl 0 60808 NULL +disable_so_demod_address_bcm3510_config_60810 demod_address bcm3510_config 0 60810 NULL +disable_so_xt_addr_cmp_fndecl_60817 xt_addr_cmp fndecl 4 60817 NULL +disable_so_kstrtou16_fndecl_60828 kstrtou16 fndecl 0 60828 NULL +disable_so_crypto_cbc_decrypt_segment_fndecl_60829 crypto_cbc_decrypt_segment fndecl 0 60829 NULL +disable_so_cs_last_clocksource_60836 cs_last clocksource 0 60836 NULL +disable_so_decrypt_blkcipher_alg_60844 decrypt blkcipher_alg 4 60844 NULL +disable_so_demod_address_drxd_config_60850 demod_address drxd_config 0 60850 NULL +disable_so_rs_bound_addr_rds_sock_60851 rs_bound_addr rds_sock 0 60851 NULL +disable_so_pcxhr_sub_set_clock_fndecl_60853 pcxhr_sub_set_clock fndecl 2-0 60853 NULL nohasharray +disable_so_inet6_dump_ifmcaddr_fndecl_60853 inet6_dump_ifmcaddr fndecl 0 60853 &disable_so_pcxhr_sub_set_clock_fndecl_60853 +disable_so_mpll_ref_div_rv6xx_power_info_60865 mpll_ref_div rv6xx_power_info 0 60865 NULL +disable_so_clk_mul_sdhci_host_60866 clk_mul sdhci_host 0 60866 NULL +disable_so_cryptd_hash_finup_enqueue_fndecl_60873 cryptd_hash_finup_enqueue fndecl 0 60873 NULL +disable_so_pc87360_autodiv_fndecl_60877 pc87360_autodiv fndecl 2 60877 NULL nohasharray +disable_so_si_get_gpu_clock_counter_fndecl_60877 si_get_gpu_clock_counter fndecl 0 60877 &disable_so_pc87360_autodiv_fndecl_60877 +disable_so_dma_addr___vxge_hw_blockpool_entry_60895 dma_addr __vxge_hw_blockpool_entry 0 60895 NULL +disable_so_write32_ssb_bus_ops_60906 write32 ssb_bus_ops 3 60906 NULL +disable_so_bfa_fcs_lport_ns_process_gidft_pids_fndecl_60914 bfa_fcs_lport_ns_process_gidft_pids fndecl 3 60914 NULL +disable_so_hash_walk_next_fndecl_60955 hash_walk_next fndecl 0 60955 NULL +disable_so_tm_min_rtc_time_60965 tm_min rtc_time 0 60965 NULL +disable_so_m48t86_rtc_read_time_fndecl_60966 m48t86_rtc_read_time fndecl 0 60966 NULL +disable_so_alloc_gen8_temp_bitmaps_fndecl_60972 alloc_gen8_temp_bitmaps fndecl 0 60972 NULL +disable_so_max_dwell_time_delta_conf_sched_scan_settings_60976 max_dwell_time_delta conf_sched_scan_settings 0 60976 NULL +disable_so_src_addr_filter_ipv4_5tuple_60977 src_addr filter_ipv4_5tuple 0 60977 NULL nohasharray +disable_so_intel_freq_opcode_fndecl_60977 intel_freq_opcode fndecl 0-2 60977 &disable_so_src_addr_filter_ipv4_5tuple_60977 +disable_so_btree_pages_cache_set_60979 btree_pages cache_set 0 60979 NULL +disable_so_pop_time_snd_soc_card_60984 pop_time snd_soc_card 0 60984 NULL +disable_so_v4l2_i2c_subdev_addr_fndecl_60994 v4l2_i2c_subdev_addr fndecl 0 60994 NULL +disable_so_find_and_set_predefined_video_timings_fndecl_61004 find_and_set_predefined_video_timings fndecl 2 61004 NULL +disable_so_bus_ipr_res_addr_61007 bus ipr_res_addr 0 61007 NULL +disable_so_t2timer_lapb_parms_struct_61011 t2timer lapb_parms_struct 0 61011 NULL nohasharray +disable_so_size_log2_t3_cq_61011 size_log2 t3_cq 0 61011 &disable_so_t2timer_lapb_parms_struct_61011 +disable_so_virtual_apic_page_addr_vmcs12_61020 virtual_apic_page_addr vmcs12 0 61020 NULL +disable_so_show_sas_end_dev_I_T_nexus_loss_timeout_fndecl_61033 show_sas_end_dev_I_T_nexus_loss_timeout fndecl 0 61033 NULL +disable_so_first_time_batadv_tt_roam_node_61055 first_time batadv_tt_roam_node 0 61055 NULL +disable_so_blank_time_evergreen_wm_params_61058 blank_time evergreen_wm_params 0 61058 NULL +disable_so_crypto_hash_walk_done_fndecl_61061 crypto_hash_walk_done fndecl 0-2 61061 NULL +disable_so_qi_rtbtimelimit_xfs_quotainfo_61067 qi_rtbtimelimit xfs_quotainfo 0 61067 NULL +disable_so_dma_addr_freelQ_61069 dma_addr freelQ 0 61069 NULL +disable_so_gateway_value_addr_wil_fw_record_gateway_data_61071 gateway_value_addr wil_fw_record_gateway_data 0 61071 NULL +disable_so_ndisc_opt_addr_space_fndecl_61076 ndisc_opt_addr_space fndecl 0 61076 NULL nohasharray +disable_so_pcan_usb_fd_set_bittiming_fast_fndecl_61076 pcan_usb_fd_set_bittiming_fast fndecl 0 61076 &disable_so_ndisc_opt_addr_space_fndecl_61076 +disable_so_wl1251_translate_reg_addr_fndecl_61077 wl1251_translate_reg_addr fndecl 0-2 61077 NULL +disable_so_irq_set_handler_data_fndecl_61096 irq_set_handler_data fndecl 1 61096 NULL nohasharray +disable_so_be64_add_cpu_fndecl_61096 be64_add_cpu fndecl 2 61096 &disable_so_irq_set_handler_data_fndecl_61096 +disable_so_find_first_extent_bit_state_fndecl_61098 find_first_extent_bit_state fndecl 2 61098 NULL +disable_so_confirm_addr_indev_fndecl_61106 confirm_addr_indev fndecl 0 61106 NULL +disable_so_ci_otg_init_timers_fndecl_61122 ci_otg_init_timers fndecl 0 61122 NULL +disable_so_rangehigh_v4l2_frequency_band_61125 rangehigh v4l2_frequency_band 0 61125 NULL +disable_so_rdb_PartitionList_RigidDiskBlock_61126 rdb_PartitionList RigidDiskBlock 0 61126 NULL +disable_so_qat_alg_ablkcipher_setkey_fndecl_61127 qat_alg_ablkcipher_setkey fndecl 3 61127 NULL +disable_so_ath6kl_cfg80211_deepsleep_suspend_fndecl_61128 ath6kl_cfg80211_deepsleep_suspend fndecl 0 61128 NULL +disable_so_phase_seg2_can_bittiming_61132 phase_seg2 can_bittiming 0 61132 NULL +disable_so_mii_address_fndecl_61157 mii_address fndecl 1-2 61157 NULL +disable_so_dent_key_init_hash_fndecl_61159 dent_key_init_hash fndecl 3-4 61159 NULL +disable_so__drbd_send_uuids_fndecl_61164 _drbd_send_uuids fndecl 0 61164 NULL +disable_so_addr_gf100_gr_mmio_61167 addr gf100_gr_mmio 0 61167 NULL +disable_so_xfrm_dst_hash_fndecl_61174 xfrm_dst_hash fndecl 0-4-5 61174 NULL +disable_so_i2c_smbus_read_i2c_block_data_fndecl_61176 i2c_smbus_read_i2c_block_data fndecl 0-2-3 61176 NULL +disable_so_mthca_HW2SW_SRQ_fndecl_61199 mthca_HW2SW_SRQ fndecl 0-3 61199 NULL +disable_so_bit_fields_len_ocrdma_srq_61200 bit_fields_len ocrdma_srq 0 61200 NULL +disable_so_cpuidle_add_device_sysfs_fndecl_61204 cpuidle_add_device_sysfs fndecl 0 61204 NULL +disable_so_avail_snd_rawmidi_runtime_61205 avail snd_rawmidi_runtime 0 61205 NULL +disable_so_fib_info_hashfn_fndecl_61213 fib_info_hashfn fndecl 0 61213 NULL +disable_so_zd_usb_iowrite16v_async_end_fndecl_61215 zd_usb_iowrite16v_async_end fndecl 0 61215 NULL nohasharray +disable_so_shash_ahash_mcryptd_update_fndecl_61215 shash_ahash_mcryptd_update fndecl 0 61215 &disable_so_zd_usb_iowrite16v_async_end_fndecl_61215 +disable_so_buf_addr_mlx4_ib_create_srq_61216 buf_addr mlx4_ib_create_srq 0 61216 NULL +disable_so_post_divider_panel_info_61220 post_divider panel_info 0 61220 NULL +disable_so_wrmsr_safe_regs_fndecl_61235 wrmsr_safe_regs fndecl 0 61235 NULL +disable_so_get_stats_jiffies_smsdvb_client_t_61240 get_stats_jiffies smsdvb_client_t 0 61240 NULL +disable_so_ebitmap_next_positive_fndecl_61248 ebitmap_next_positive fndecl 0-3 61248 NULL +disable_so_ieee80211_aes_gcm_decrypt_fndecl_61254 ieee80211_aes_gcm_decrypt fndecl 0-5 61254 NULL +disable_so_sprintf_string_fndecl_61260 sprintf_string fndecl 0 61260 NULL nohasharray +disable_so_ci_do_program_memory_timing_parameters_fndecl_61260 ci_do_program_memory_timing_parameters fndecl 0 61260 &disable_so_sprintf_string_fndecl_61260 +disable_so_be32_to_cpu_array_fndecl_61277 be32_to_cpu_array fndecl 3 61277 NULL +disable_so_ds_tss_segment_16_61290 ds tss_segment_16 0 61290 NULL +disable_so_start_delay_ns_cc10001_adc_device_61303 start_delay_ns cc10001_adc_device 0 61303 NULL +disable_so_data_addr_nvbios_pmuR_61307 data_addr nvbios_pmuR 0 61307 NULL +disable_so_time_stamp_il_traffic_load_61308 time_stamp il_traffic_load 0 61308 NULL nohasharray +disable_so_crypto_ccm_encrypt_done_fndecl_61308 crypto_ccm_encrypt_done fndecl 2 61308 &disable_so_time_stamp_il_traffic_load_61308 +disable_so_max_pixclock_tdfx_par_61310 max_pixclock tdfx_par 0 61310 NULL +disable_so_nilfs_btree_node_get_key_fndecl_61317 nilfs_btree_node_get_key fndecl 0-2 61317 NULL +disable_so_sk_forced_wmem_schedule_fndecl_61322 sk_forced_wmem_schedule fndecl 2 61322 NULL +disable_so_rxhash_tun_flow_entry_61325 rxhash tun_flow_entry 0 61325 NULL +disable_so___spin_time_accum_fndecl_61328 __spin_time_accum fndecl 1 61328 NULL +disable_so_iscsi_nacl_attrib_store_nopin_timeout_fndecl_61329 iscsi_nacl_attrib_store_nopin_timeout fndecl 0-3 61329 NULL +disable_so_dqb_itime_v1_disk_dqblk_61340 dqb_itime v1_disk_dqblk 0 61340 NULL nohasharray +disable_so_rds_iw_laddr_check_fndecl_61340 rds_iw_laddr_check fndecl 0-1 61340 &disable_so_dqb_itime_v1_disk_dqblk_61340 +disable_so_pcibios_retrieve_fw_addr_fndecl_61341 pcibios_retrieve_fw_addr fndecl 0-2 61341 NULL +disable_so_iwl_scan_cancel_timeout_fndecl_61342 iwl_scan_cancel_timeout fndecl 2 61342 NULL +disable_so_m41t80_sysfs_set_sqwfreq_fndecl_61345 m41t80_sysfs_set_sqwfreq fndecl 0-4 61345 NULL +disable_so_atl1_hash_mc_addr_fndecl_61348 atl1_hash_mc_addr fndecl 0 61348 NULL +disable_so_daddr_irda_device_info_61349 daddr irda_device_info 0 61349 NULL +disable_so_read_addr_qla82xx_md_entry_rdmem_61354 read_addr qla82xx_md_entry_rdmem 0 61354 NULL +disable_so_wm8990_set_dai_clkdiv_fndecl_61357 wm8990_set_dai_clkdiv fndecl 3 61357 NULL +disable_so_btrfs_delete_delayed_dir_index_fndecl_61358 btrfs_delete_delayed_dir_index fndecl 0-4 61358 NULL +disable_so_disable_irq_fndecl_61372 disable_irq fndecl 1 61372 NULL +disable_so_parport_ieee1284_epp_read_addr_fndecl_61382 parport_ieee1284_epp_read_addr fndecl 0 61382 NULL nohasharray +disable_so_num_to_str_fndecl_61382 num_to_str fndecl 0-3-2 61382 &disable_so_parport_ieee1284_epp_read_addr_fndecl_61382 +disable_so_period_timeriomem_rng_data_61395 period timeriomem_rng_data 0 61395 NULL +disable_so_crypto_gcm_setkey_done_fndecl_61396 crypto_gcm_setkey_done fndecl 2 61396 NULL +disable_so_ocfs2_journal_addressable_fndecl_61399 ocfs2_journal_addressable fndecl 0 61399 NULL +disable_so_smsdvb_read_signal_strength_fndecl_61408 smsdvb_read_signal_strength fndecl 0 61408 NULL +disable_so_flash_busaddr_ips_ha_61415 flash_busaddr ips_ha 0 61415 NULL +disable_so_enable_time_us_tps_info_61417 enable_time_us tps_info 0 61417 NULL +disable_so_mtrr_chunk_size_vardecl_cleanup_c_61418 mtrr_chunk_size vardecl_cleanup.c 0 61418 NULL +disable_so_show_dock_uid_fndecl_61419 show_dock_uid fndecl 0 61419 NULL +disable_so_get_pageblock_bitmap_fndecl_61435 get_pageblock_bitmap fndecl 2 61435 NULL +disable_so_s5p_jpeg_runtime_resume_fndecl_61449 s5p_jpeg_runtime_resume fndecl 0 61449 NULL nohasharray +disable_so_last_ramp_down_time_lpfc_hba_61449 last_ramp_down_time lpfc_hba 0 61449 &disable_so_s5p_jpeg_runtime_resume_fndecl_61449 +disable_so_rsp_dmaaddr_fw_fcoe_els_ct_wr_61457 rsp_dmaaddr fw_fcoe_els_ct_wr 0 61457 NULL +disable_so_pcsp_timer_update_fndecl_61473 pcsp_timer_update fndecl 0 61473 NULL +disable_so_i8042_start_time_vardecl_i8042_h_61479 i8042_start_time vardecl_i8042.h 0 61479 NULL nohasharray +disable_so_insert_into_bitmap_fndecl_61479 insert_into_bitmap fndecl 0 61479 &disable_so_i8042_start_time_vardecl_i8042_h_61479 +disable_so_xclkmaxrasdelay_pll_ct_61489 xclkmaxrasdelay pll_ct 0 61489 NULL +disable_so_ioa_cb_bus_addr_pmcraid_cmd_61490 ioa_cb_bus_addr pmcraid_cmd 0 61490 NULL +disable_so_sis_ata16_program_timings_fndecl_61491 sis_ata16_program_timings fndecl 2 61491 NULL +disable_so_read_addr_stride___queue_61493 read_addr_stride __queue 0 61493 NULL +disable_so_w1_timeout_vardecl_w1_c_61497 w1_timeout vardecl_w1.c 0 61497 NULL nohasharray +disable_so_beacon_init_val_iwl_rxon_time_cmd_61497 beacon_init_val iwl_rxon_time_cmd 0 61497 &disable_so_w1_timeout_vardecl_w1_c_61497 +disable_so_split_timeout_lo_fw_card_61499 split_timeout_lo fw_card 0 61499 NULL +disable_so_nla_find_fndecl_61508 nla_find fndecl 2 61508 NULL +disable_so_timer_period_frag_pcxhr_stream_61512 timer_period_frag pcxhr_stream 0 61512 NULL +disable_so_addr_hi_tg3_rx_buffer_desc_61522 addr_hi tg3_rx_buffer_desc 0 61522 NULL +disable_so_i_uid_ext3_inode_61529 i_uid ext3_inode 0 61529 NULL nohasharray +disable_so_r30_val_fc2580_freq_regs_61529 r30_val fc2580_freq_regs 0 61529 &disable_so_i_uid_ext3_inode_61529 +disable_so_i_delayed_blks_xfs_inode_61540 i_delayed_blks xfs_inode 0 61540 NULL nohasharray +disable_so_aes_set_key_fndecl_61540 aes_set_key fndecl 0-3 61540 &disable_so_i_delayed_blks_xfs_inode_61540 +disable_so_loc_addr_nes_cm_listener_61541 loc_addr nes_cm_listener 0 61541 NULL +disable_so_addr_w6692_hw_61546 addr w6692_hw 0 61546 NULL +disable_so_mvs_write_port_vsr_addr_fndecl_61549 mvs_write_port_vsr_addr fndecl 3 61549 NULL +disable_so_s_addr_per_block_bits_ext3_sb_info_61550 s_addr_per_block_bits ext3_sb_info 0 61550 NULL +disable_so_o2net_set_nodelay_fndecl_61551 o2net_set_nodelay fndecl 0 61551 NULL +disable_so_mlx5_ib_query_gid_fndecl_61553 mlx5_ib_query_gid fndecl 2-3 61553 NULL +disable_so_pdl_paddr_hp100_ring_61561 pdl_paddr hp100_ring 0 61561 NULL +disable_so_pci_bus_read_dev_vendor_id_fndecl_61562 pci_bus_read_dev_vendor_id fndecl 2 61562 NULL +disable_so_fs16_to_cpu_fndecl_61568 fs16_to_cpu fndecl 0-2 61568 NULL +disable_so_prandom_u32_state_fndecl_61582 prandom_u32_state fndecl 0 61582 NULL +disable_so_high_bits_word_at_a_time_61595 high_bits word_at_a_time 0 61595 NULL +disable_so_broadsheet_spiflash_op_on_address_fndecl_61596 broadsheet_spiflash_op_on_address fndecl 0-2-3 61596 NULL +disable_so_device_create_fndecl_61600 device_create fndecl 3 61600 NULL +disable_so_mce_wrmsrl_fndecl_61602 mce_wrmsrl fndecl 2 61602 NULL +disable_so_jiffies_to_msecs_fndecl_61603 jiffies_to_msecs fndecl 0-1 61603 NULL +disable_so_desc_card_addr_qla4_83xx_minidump_entry_rdmem_pex_dma_61605 desc_card_addr qla4_83xx_minidump_entry_rdmem_pex_dma 0 61605 NULL +disable_so_remote_cm_response_timeout_ib_cm_req_param_61617 remote_cm_response_timeout ib_cm_req_param 0 61617 NULL +disable_so_i_ctime_ocfs2_dinode_61629 i_ctime ocfs2_dinode 0 61629 NULL +disable_so_uac_clock_selector_set_val_fndecl_61640 uac_clock_selector_set_val fndecl 2-0 61640 NULL +disable_so_throtl_schedule_pending_timer_fndecl_61645 throtl_schedule_pending_timer fndecl 2 61645 NULL +disable_so_t_nsec_xfs_ictimestamp_61648 t_nsec xfs_ictimestamp 0 61648 NULL +disable_so_hashbits_rpc_cred_cache_61651 hashbits rpc_cred_cache 0 61651 NULL +disable_so_iscsi_nacl_attrib_show_nopin_response_timeout_fndecl_61655 iscsi_nacl_attrib_show_nopin_response_timeout fndecl 0 61655 NULL +disable_so_address_SG64ENTRY_61656 address SG64ENTRY 0 61656 NULL +disable_so_cputime_advance_fndecl_61661 cputime_advance fndecl 2 61661 NULL +disable_so_ts_delay_pressure_vardecl_ucb1400_ts_c_61663 ts_delay_pressure vardecl_ucb1400_ts.c 0 61663 NULL +disable_so_mapaddr_skge_element_61673 mapaddr skge_element 0 61673 NULL +disable_so_resetcal_timer_ath_ani_61692 resetcal_timer ath_ani 0 61692 NULL +disable_so_btrfs_check_uuid_tree_entry_fndecl_61694 btrfs_check_uuid_tree_entry fndecl 4 61694 NULL +disable_so_tuner_addr_tm6000_core_61695 tuner_addr tm6000_core 0 61695 NULL +disable_so_last_msgtime_vardecl_ide_io_c_61702 last_msgtime vardecl_ide-io.c 0 61702 NULL +disable_so_hpi_sample_clock_get_auto_fndecl_61704 hpi_sample_clock_get_auto fndecl 1-0 61704 NULL +disable_so_ext4_find_delayed_extent_fndecl_61709 ext4_find_delayed_extent fndecl 0 61709 NULL +disable_so_freq_offset_khz_uhf_dib0090_config_61716 freq_offset_khz_uhf dib0090_config 0 61716 NULL +disable_so_sha1_generic_block_fn_fndecl_61724 sha1_generic_block_fn fndecl 3 61724 NULL +disable_so_xc4000_get_signal_fndecl_61727 xc4000_get_signal fndecl 0 61727 NULL +disable_so_vf_addr_hi_bnx2x_vf_mbx_61734 vf_addr_hi bnx2x_vf_mbx 0 61734 NULL nohasharray +enable_so_exit_info_2_vmcb_control_area_61734 exit_info_2 vmcb_control_area 0 61734 &disable_so_vf_addr_hi_bnx2x_vf_mbx_61734 +disable_so_pcxhr_update_timer_pos_fndecl_61736 pcxhr_update_timer_pos fndecl 3 61736 NULL nohasharray +disable_so_adis16480_set_filter_freq_fndecl_61736 adis16480_set_filter_freq fndecl 0 61736 &disable_so_pcxhr_update_timer_pos_fndecl_61736 nohasharray +disable_so_xfs_daddr_to_agbno_fndecl_61736 xfs_daddr_to_agbno fndecl 0-2 61736 &disable_so_adis16480_set_filter_freq_fndecl_61736 +disable_so_stb0899_calc_derot_time_fndecl_61753 stb0899_calc_derot_time fndecl 0-1 61753 NULL nohasharray +disable_so_fb_end_aligned_physaddr_osd_info_61753 fb_end_aligned_physaddr osd_info 0 61753 &disable_so_stb0899_calc_derot_time_fndecl_61753 +disable_so_ssb_calc_clock_rate_fndecl_61754 ssb_calc_clock_rate fndecl 0-3-2 61754 NULL nohasharray +disable_so_seq_amdgpu_fence_61754 seq amdgpu_fence 0 61754 &disable_so_ssb_calc_clock_rate_fndecl_61754 +disable_so_disable_irq_nosync_fndecl_61758 disable_irq_nosync fndecl 1 61758 NULL +disable_so_nft_dump_register_fndecl_61766 nft_dump_register fndecl 0 61766 NULL +disable_so_file_remove_suid_fndecl_61769 file_remove_suid fndecl 0 61769 NULL +disable_so_ltr501_als_write_samp_freq_fndecl_61771 ltr501_als_write_samp_freq fndecl 0 61771 NULL +disable_so_pixclock_my_timming_61772 pixclock my_timming 0 61772 NULL +disable_so_rtl818x_iowrite8_fndecl_61778 rtl818x_iowrite8 fndecl 3 61778 NULL +disable_so_bql_show_hold_time_fndecl_61783 bql_show_hold_time fndecl 0 61783 NULL +disable_so_db_addr_mlx4_ib_create_srq_61795 db_addr mlx4_ib_create_srq 0 61795 NULL +disable_so_lgdt3306a_sleep_fndecl_61796 lgdt3306a_sleep fndecl 0 61796 NULL +disable_so_cpuid_nent_kvm_vcpu_arch_61798 cpuid_nent kvm_vcpu_arch 0 61798 NULL +disable_so_addr_hdac_device_61804 addr hdac_device 0 61804 NULL +disable_so_center_freq_stb0899_internal_61821 center_freq stb0899_internal 0 61821 NULL +disable_so_addr_cqicb_61823 addr cqicb 0 61823 NULL +disable_so_oprofile_hrtimer_setup_fndecl_61824 oprofile_hrtimer_setup fndecl 0 61824 NULL +disable_so_tvaudio_addr_em28xx_board_61828 tvaudio_addr em28xx_board 0 61828 NULL +disable_so__ocrdma_pd_mgr_get_bitmap_fndecl_61833 _ocrdma_pd_mgr_get_bitmap fndecl 0 61833 NULL +disable_so_rd08_nvkm_ofuncs_61836 rd08 nvkm_ofuncs 0-2 61836 NULL +disable_so_clipped_freq_cpufreq_cooling_device_61837 clipped_freq cpufreq_cooling_device 0 61837 NULL +disable_so_config_addend_stmmac_hwtimestamp_61840 config_addend stmmac_hwtimestamp 2 61840 NULL +disable_so_crypto_authenc_givencrypt_fndecl_61841 crypto_authenc_givencrypt fndecl 0 61841 NULL +disable_so_freq_table_get_index_fndecl_61842 freq_table_get_index fndecl 2 61842 NULL +disable_so_qla2x00_issue_iocb_timeout_fndecl_61848 qla2x00_issue_iocb_timeout fndecl 0-3-5 61848 NULL +disable_so_afs_vlocation_timeout_vardecl_vlocation_c_61850 afs_vlocation_timeout vardecl_vlocation.c 0 61850 NULL +disable_so_dev_addr__drm_via_descriptor_61860 dev_addr _drm_via_descriptor 0 61860 NULL +disable_so_inet_confirm_addr_fndecl_61869 inet_confirm_addr fndecl 0 61869 NULL nohasharray +enable_so__eip_x86_emulate_ctxt_61869 _eip x86_emulate_ctxt 0 61869 &disable_so_inet_confirm_addr_fndecl_61869 +disable_so_ethtool_get_perm_addr_fndecl_61870 ethtool_get_perm_addr fndecl 0 61870 NULL +disable_so_sctp_ulpevent_make_peer_addr_change_fndecl_61876 sctp_ulpevent_make_peer_addr_change fndecl 6 61876 NULL nohasharray +disable_so_calc_lanman_hash_fndecl_61876 calc_lanman_hash fndecl 0 61876 &disable_so_sctp_ulpevent_make_peer_addr_change_fndecl_61876 +disable_so_init_blkcipher_desc_fndecl_61877 init_blkcipher_desc fndecl 0-3-5 61877 NULL +disable_so_address_acpi_pci_routing_table_61886 address acpi_pci_routing_table 0 61886 NULL +disable_so_tx_tone_freq_b43_phy_lp_61888 tx_tone_freq b43_phy_lp 0 61888 NULL +disable_so___ip6addrlbl_match_fndecl_61894 __ip6addrlbl_match fndecl 4-5 61894 NULL +disable_so_irq_domain_free_irqs_top_fndecl_61898 irq_domain_free_irqs_top fndecl 2-3 61898 NULL +disable_so_freq_tm6000_core_61902 freq tm6000_core 0 61902 NULL +disable_so_addr_lo_ocrdma_sge_61909 addr_lo ocrdma_sge 0 61909 NULL +disable_so_ctlr_ka_time_fcoe_ctlr_61922 ctlr_ka_time fcoe_ctlr 0 61922 NULL +disable_so_mcryptd_hash_final_enqueue_fndecl_61941 mcryptd_hash_final_enqueue fndecl 0 61941 NULL +disable_so_dn_match_addr_fndecl_61944 dn_match_addr fndecl 1 61944 NULL +disable_so_mac_time_b43legacy_rxhdr_fw3_61952 mac_time b43legacy_rxhdr_fw3 0 61952 NULL nohasharray +disable_so_force_static_address_write_fndecl_61952 force_static_address_write fndecl 3 61952 &disable_so_mac_time_b43legacy_rxhdr_fw3_61952 +disable_so_delay_adp5588_kpad_61963 delay adp5588_kpad 0 61963 NULL +disable_so_cg_time_ufs_cylinder_group_61969 cg_time ufs_cylinder_group 0 61969 NULL +disable_so_pll_freq_ene_device_61971 pll_freq ene_device 0 61971 NULL +disable_so_iscsit_na_random_datain_seq_offsets_fndecl_61975 iscsit_na_random_datain_seq_offsets fndecl 0 61975 NULL +disable_so_addr_dme1737_data_61978 addr dme1737_data 0 61978 NULL +disable_so_crypto_probing_notify_fndecl_61991 crypto_probing_notify fndecl 0-1 61991 NULL +disable_so_offset_fw_address_handler_61992 offset fw_address_handler 0 61992 NULL +disable_so_vsel_addr_palmas_regs_info_61997 vsel_addr palmas_regs_info 0 61997 NULL +disable_so_last_time_ecne_reduced_sctp_transport_61998 last_time_ecne_reduced sctp_transport 0 61998 NULL +disable_so_units_sprintf_fndecl_62002 units_sprintf fndecl 0 62002 NULL +disable_so_gpu_addr_radeon_uvd_62004 gpu_addr radeon_uvd 0 62004 NULL +disable_so_adc_freq_stmpe_touch_62006 adc_freq stmpe_touch 0 62006 NULL +disable_so_dosr_aic31xx_rate_divs_62015 dosr aic31xx_rate_divs 0 62015 NULL +disable_so_tsc_khz_vardecl_62031 tsc_khz vardecl 0 62031 NULL +disable_so_accounting_timestamp_dev_pm_info_62040 accounting_timestamp dev_pm_info 0 62040 NULL nohasharray +disable_so_sensor_addr_mcam_camera_62040 sensor_addr mcam_camera 0 62040 &disable_so_accounting_timestamp_dev_pm_info_62040 +disable_so___sw_hweight16_fndecl_62046 __sw_hweight16 fndecl 1-0 62046 NULL +disable_so_st_atime_stat_62052 st_atime stat 0 62052 NULL nohasharray +disable_so_dsi_pll_div_dsi_mnp_62052 dsi_pll_div dsi_mnp 0 62052 &disable_so_st_atime_stat_62052 +disable_so_ath5k_hw_write_ofdm_timings_fndecl_62063 ath5k_hw_write_ofdm_timings fndecl 0 62063 NULL +disable_so_addr_dn_neigh_62067 addr dn_neigh 0 62067 NULL +disable_so_small_buf_q_alloc_phy_addr_ql3_adapter_62071 small_buf_q_alloc_phy_addr ql3_adapter 0 62071 NULL +disable_so_in6_dump_addrs_fndecl_62073 in6_dump_addrs fndecl 0 62073 NULL nohasharray +disable_so_toggle_hw_mce_inject_fndecl_62073 toggle_hw_mce_inject fndecl 0-1 62073 &disable_so_in6_dump_addrs_fndecl_62073 +disable_so_addr_mthca_data_seg_62083 addr mthca_data_seg 0 62083 NULL +disable_so_err_interrupt_orion_mdio_dev_62099 err_interrupt orion_mdio_dev 0 62099 NULL +disable_so_callback_snd_timer_instance_62100 callback snd_timer_instance 2-3 62100 NULL +disable_so_acc_jiffies_ati_remote_62109 acc_jiffies ati_remote 0 62109 NULL +disable_so_regcache_rbtree_drop_fndecl_62111 regcache_rbtree_drop fndecl 2-3 62111 NULL +disable_so_post_div_radeon_pll_62120 post_div radeon_pll 0 62120 NULL +disable_so_local_addr_rds_atomic_args_62123 local_addr rds_atomic_args 0 62123 NULL +disable_so_rds_tcp_laddr_check_fndecl_62131 rds_tcp_laddr_check fndecl 1 62131 NULL +disable_so_sock_get_timestampns_fndecl_62145 sock_get_timestampns fndecl 0 62145 NULL +disable_so_beacon_time_stamp_il_rx_phy_res_62147 beacon_time_stamp il_rx_phy_res 0 62147 NULL +disable_so_panel_power_up_delay_cdv_intel_dp_62150 panel_power_up_delay cdv_intel_dp 0 62150 NULL +disable_so_dma_addr_solo_p2m_desc_62151 dma_addr solo_p2m_desc 0 62151 NULL +disable_so_hangcheck_tick_vardecl_hangcheck_timer_c_62154 hangcheck_tick vardecl_hangcheck-timer.c 0 62154 NULL nohasharray +disable_so_kbd_backlight_timeout_store_fndecl_62154 kbd_backlight_timeout_store fndecl 0-4 62154 &disable_so_hangcheck_tick_vardecl_hangcheck_timer_c_62154 +disable_so_xhci_call_host_update_timeout_for_endpoint_fndecl_62155 xhci_call_host_update_timeout_for_endpoint fndecl 0 62155 NULL +disable_so_read_block_bitmap_fndecl_62158 read_block_bitmap fndecl 2 62158 NULL +disable_so_ceph_aes_decrypt_fndecl_62159 ceph_aes_decrypt fndecl 2-6 62159 NULL +disable_so_mpll_func_cntl_2_si_clock_registers_62165 mpll_func_cntl_2 si_clock_registers 0 62165 NULL +disable_so_s01_img_ir_timing_regvals_62168 s01 img_ir_timing_regvals 0 62168 NULL +disable_so_xmit_hashtype_vardecl_bond_main_c_62175 xmit_hashtype vardecl_bond_main.c 0 62175 NULL +disable_so_seconds_v4l2_timecode_62177 seconds v4l2_timecode 0 62177 NULL +disable_so_dma_addr_t3_wq_62178 dma_addr t3_wq 0 62178 NULL +disable_so_cryptd_hash_export_fndecl_62185 cryptd_hash_export fndecl 0 62185 NULL +disable_so_get_qam_signal_to_noise_fndecl_62191 get_qam_signal_to_noise fndecl 0 62191 NULL +disable_so_dp_daddr_rds_ib_connect_private_62196 dp_daddr rds_ib_connect_private 0 62196 NULL +disable_so_max77693_muic_set_debounce_time_fndecl_62200 max77693_muic_set_debounce_time fndecl 0-2 62200 NULL +disable_so_bch_time_stats_update_fndecl_62214 bch_time_stats_update fndecl 2 62214 NULL +disable_so_t4_set_addr_hash_fndecl_62216 t4_set_addr_hash fndecl 0-2-3 62216 NULL +disable_so_proc_disconnectsignal_compat_fndecl_62217 proc_disconnectsignal_compat fndecl 0 62217 NULL +disable_so_rtsx_pci_switch_clock_fndecl_62219 rtsx_pci_switch_clock fndecl 2-0 62219 NULL +disable_so_addr_chip_data_62229 addr chip_data 0 62229 NULL +disable_so_timer_abs_periods_pcxhr_stream_62230 timer_abs_periods pcxhr_stream 0 62230 NULL +disable_so_tty_ldisc_lock_pair_timeout_fndecl_62232 tty_ldisc_lock_pair_timeout fndecl 3 62232 NULL +disable_so_fd_pppol2tpv3in6_addr_62243 fd pppol2tpv3in6_addr 0 62243 NULL +disable_so_hrtimer_start_range_ns_fndecl_62253 hrtimer_start_range_ns fndecl 3 62253 NULL +disable_so_r9_kvm_regs_62259 r9 kvm_regs 0 62259 NULL +disable_so_supported_addrs_sctp_pf_62261 supported_addrs sctp_pf 0 62261 NULL +disable_so_xfs_bmapi_delay_fndecl_62277 xfs_bmapi_delay fndecl 0-2-3 62277 NULL +disable_so_tseg2_pucan_timing_slow_62290 tseg2 pucan_timing_slow 0 62290 NULL +disable_so_mtime_ncp_cache_head_62294 mtime ncp_cache_head 0 62294 NULL +disable_so_get_ramp_delay_fndecl_62302 get_ramp_delay fndecl 0 62302 NULL +disable_so_decrypt_crypto_aead_62305 decrypt crypto_aead 0 62305 NULL +disable_so_paddr_mmd_fw_ldst_mdio_62306 paddr_mmd fw_ldst_mdio 0 62306 NULL +disable_so_start_address___osdv1_cdb_addr_len_62309 start_address __osdv1_cdb_addr_len 0 62309 NULL +disable_so_freq_as10x_tune_args_62312 freq as10x_tune_args 0 62312 NULL +disable_so_timestamp_low_rtl_stats_62314 timestamp_low rtl_stats 0 62314 NULL +disable_so_uid_fuse_in_header_62319 uid fuse_in_header 0 62319 NULL +disable_so_bfa_fcs_rport_del_timeout_vardecl_bfa_fcs_rport_c_62320 bfa_fcs_rport_del_timeout vardecl_bfa_fcs_rport.c 0 62320 NULL nohasharray +disable_so_argidx_mc_buffer_62320 argidx mc_buffer 0 62320 &disable_so_bfa_fcs_rport_del_timeout_vardecl_bfa_fcs_rport_c_62320 +disable_so_ci_recover_timer_dlm_config_info_62321 ci_recover_timer dlm_config_info 0 62321 NULL nohasharray +disable_so_gart_bus_addr_agp_bridge_data_62321 gart_bus_addr agp_bridge_data 0 62321 &disable_so_ci_recover_timer_dlm_config_info_62321 +disable_so_ci_get_ddr3_mclk_frequency_ratio_fndecl_62335 ci_get_ddr3_mclk_frequency_ratio fndecl 0-1 62335 NULL +disable_so_addr_flags_ec_params_i2c_passthru_msg_62337 addr_flags ec_params_i2c_passthru_msg 0 62337 NULL +disable_so_mISDN_clock_get_fndecl_62339 mISDN_clock_get fndecl 0 62339 NULL nohasharray +disable_so_beacon_paddr_ath10k_vif_62339 beacon_paddr ath10k_vif 0 62339 &disable_so_mISDN_clock_get_fndecl_62339 nohasharray +disable_so_tda10023_writereg_fndecl_62339 tda10023_writereg fndecl 3 62339 &disable_so_beacon_paddr_ath10k_vif_62339 +disable_so___iowrite32_copy_fndecl_62342 __iowrite32_copy fndecl 3 62342 NULL +disable_so_bit_offset_acpi_pct_register_62348 bit_offset acpi_pct_register 0 62348 NULL +disable_so_ccp_aes_encrypt_fndecl_62350 ccp_aes_encrypt fndecl 0 62350 NULL +disable_so_crypto_cbc_module_init_fndecl_62352 crypto_cbc_module_init fndecl 0 62352 NULL +disable_so_decode_attr_time_fndecl_62359 decode_attr_time fndecl 0 62359 NULL +disable_so_btrfs_set_dev_replace_time_stopped_fndecl_62364 btrfs_set_dev_replace_time_stopped fndecl 3 62364 NULL +disable_so_i2c_addr_stv0900_internal_62365 i2c_addr stv0900_internal 0 62365 NULL +disable_so_sys_setfsgid16_fndecl_62369 sys_setfsgid16 fndecl 0-1 62369 NULL +disable_so__zd_iowrite32v_locked_fndecl_62374 _zd_iowrite32v_locked fndecl 3-0 62374 NULL nohasharray +disable_so_C_SYSC_semtimedop_fndecl_62374 C_SYSC_semtimedop fndecl 0-1-3 62374 &disable_so__zd_iowrite32v_locked_fndecl_62374 +disable_so_native_mode_display_timings_62375 native_mode display_timings 0 62375 NULL +disable_so_wm8400_set_dai_clkdiv_fndecl_62376 wm8400_set_dai_clkdiv fndecl 3 62376 NULL +disable_so_phy_fixed_addr_vardecl_fixed_phy_c_62380 phy_fixed_addr vardecl_fixed_phy.c 0 62380 NULL +disable_so_lo_phys_addr_62383 lo phys_addr 0 62383 NULL +disable_so_schedule_resp_fndecl_62394 schedule_resp fndecl 4-3 62394 NULL +disable_so_tw_ts_recent_tcp_timewait_sock_62395 tw_ts_recent tcp_timewait_sock 0 62395 NULL +disable_so_bus_addr_videobuf_dmabuf_62402 bus_addr videobuf_dmabuf 0 62402 NULL +disable_so_i_uid_exofs_fcb_62409 i_uid exofs_fcb 0 62409 NULL +disable_so_pc_clock_getres_fndecl_62422 pc_clock_getres fndecl 1 62422 NULL +disable_so_lock_addr_ulp_mem_io_62424 lock_addr ulp_mem_io 0 62424 NULL +disable_so___set_radio_freq_fndecl_62425 __set_radio_freq fndecl 2 62425 NULL +disable_so_ath5k_hw_set_cts_timeout_fndecl_62429 ath5k_hw_set_cts_timeout fndecl 2 62429 NULL +disable_so_ni_program_memory_timing_parameters_fndecl_62435 ni_program_memory_timing_parameters fndecl 0 62435 NULL +disable_so_stv6110_set_frequency_fndecl_62438 stv6110_set_frequency fndecl 2 62438 NULL +disable_so_padata_index_to_cpu_fndecl_62451 padata_index_to_cpu fndecl 0-2 62451 NULL +disable_so_btree_insert_fndecl_62456 btree_insert fndecl 5 62456 NULL +disable_so_time_hfa384x_rx_frame_62462 time hfa384x_rx_frame 0 62462 NULL +disable_so_qat_alg_ablkcipher_init_dec_fndecl_62464 qat_alg_ablkcipher_init_dec fndecl 4 62464 NULL +disable_so_addr_mcp23s08_62465 addr mcp23s08 0 62465 NULL +disable_so_faddr_ip_options_62466 faddr ip_options 0 62466 NULL nohasharray +disable_so_ufs_get_inode_gid_fndecl_62466 ufs_get_inode_gid fndecl 0 62466 &disable_so_faddr_ip_options_62466 +disable_so_min_rnr_timer_ib_qp_attr_62467 min_rnr_timer ib_qp_attr 0 62467 NULL +disable_so_update_timestamp_of_queue_fndecl_62482 update_timestamp_of_queue fndecl 2 62482 NULL +disable_so_center_freq1_cfg80211_chan_def_62486 center_freq1 cfg80211_chan_def 0 62486 NULL +disable_so_watchdog_set_timeout_fndecl_62487 watchdog_set_timeout fndecl 0 62487 NULL +disable_so_bitmap_parselist_user_fndecl_62492 bitmap_parselist_user fndecl 0-2-4 62492 NULL +disable_so_tuner_address_tda1004x_config_62514 tuner_address tda1004x_config 0 62514 NULL +disable_so_src_addr_l_wcn36xx_dxe_desc_62516 src_addr_l wcn36xx_dxe_desc 0 62516 NULL +disable_so_loadaddr_object_info_62521 loadaddr object_info 0 62521 NULL +disable_so_store_cpumask_fndecl_62525 store_cpumask fndecl 4-0 62525 NULL +disable_so_sysctl_llc2_rej_timeout_vardecl_62533 sysctl_llc2_rej_timeout vardecl 0 62533 NULL nohasharray +disable_so_symbol_rate_stv0900_signal_info_62533 symbol_rate stv0900_signal_info 0 62533 &disable_so_sysctl_llc2_rej_timeout_vardecl_62533 +disable_so_get_pending_timer_val_fndecl_62535 get_pending_timer_val fndecl 0-1 62535 NULL +disable_so_acpi_tb_init_generic_address_fndecl_62545 acpi_tb_init_generic_address fndecl 2-3-4 62545 NULL +disable_so_laddr_xt_tproxy_target_info_62546 laddr xt_tproxy_target_info 0 62546 NULL +disable_so_bitmaps_btrfs_io_ctl_62547 bitmaps btrfs_io_ctl 0 62547 NULL +disable_so_phy_tx_tone_freq_brcms_phy_62552 phy_tx_tone_freq brcms_phy 0 62552 NULL +disable_so_rdaddr_irnet_socket_62558 rdaddr irnet_socket 0 62558 NULL +disable_so_uid_ucred_62560 uid ucred 0 62560 NULL +disable_so_mod_delayed_work_fndecl_62563 mod_delayed_work fndecl 3 62563 NULL +disable_so_base_pfn_var_mtrr_range_state_62564 base_pfn var_mtrr_range_state 0 62564 NULL +disable_so_cx_pt_regs_62574 cx pt_regs 0 62574 NULL +disable_so_cpuid_device_destroy_fndecl_62575 cpuid_device_destroy fndecl 1 62575 NULL +disable_so_pm_print_times_show_fndecl_62583 pm_print_times_show fndecl 0 62583 NULL +disable_so_blkaddr_discard_entry_62585 blkaddr discard_entry 0 62585 NULL +disable_so_wl1271_acx_group_address_tbl_fndecl_62591 wl1271_acx_group_address_tbl fndecl 0 62591 NULL nohasharray +disable_so_rangelow_v4l2_hw_freq_seek_62591 rangelow v4l2_hw_freq_seek 0 62591 &disable_so_wl1271_acx_group_address_tbl_fndecl_62591 +disable_so_crc32_le_fndecl_62601 crc32_le fndecl 0-1-3 62601 NULL +disable_so_freq_cx23885_dev_62605 freq cx23885_dev 0 62605 NULL +disable_so_sysctl_netrom_transport_no_activity_timeout_vardecl_62608 sysctl_netrom_transport_no_activity_timeout vardecl 0 62608 NULL +disable_so_xfs_btree_new_iroot_fndecl_62611 xfs_btree_new_iroot fndecl 0 62611 NULL +disable_so_tproxy_handle_time_wait6_fndecl_62612 tproxy_handle_time_wait6 fndecl 3-2 62612 NULL +disable_so_sys_getpgid_fndecl_62613 sys_getpgid fndecl 0-1 62613 NULL +disable_so_next_td_addr_c67x00_hcd_62615 next_td_addr c67x00_hcd 0 62615 NULL +disable_so_hdspm_aes_sync_check_fndecl_62629 hdspm_aes_sync_check fndecl 2 62629 NULL +disable_so_ebitmap_node_get_bit_fndecl_62633 ebitmap_node_get_bit fndecl 2 62633 NULL +disable_so_nilfs_palloc_get_bitmap_block_fndecl_62635 nilfs_palloc_get_bitmap_block fndecl 0-2 62635 NULL +disable_so_spll_ref_div_rv6xx_power_info_62638 spll_ref_div rv6xx_power_info 0 62638 NULL nohasharray +disable_so_center_freq_seg1_idx_ieee80211_vht_operation_62638 center_freq_seg1_idx ieee80211_vht_operation 0 62638 &disable_so_spll_ref_div_rv6xx_power_info_62638 +disable_so_swc_base_asd_ha_addrspace_62642 swc_base asd_ha_addrspace 0 62642 NULL nohasharray +disable_so__abb5zes3_rtc_update_timer_fndecl_62642 _abb5zes3_rtc_update_timer fndecl 0 62642 &disable_so_swc_base_asd_ha_addrspace_62642 +disable_so_cgcdiv_saa711x_state_62643 cgcdiv saa711x_state 0 62643 NULL +disable_so_igmp_mod_timer_fndecl_62656 igmp_mod_timer fndecl 2 62656 NULL +disable_so_write16_comm_runtime_62657 write16 comm_runtime 0 62657 NULL +disable_so_sib_sid_sockaddr_ib_62658 sib_sid sockaddr_ib 0 62658 NULL +disable_so_srx_service_sockaddr_rxrpc_62661 srx_service sockaddr_rxrpc 0 62661 NULL +disable_so_sh_cmt_clocksource_read_fndecl_62671 sh_cmt_clocksource_read fndecl 0 62671 NULL +disable_so_freq_saa7164_port_62674 freq saa7164_port 0 62674 NULL +disable_so_nilfs_btree_node_lookup_fndecl_62675 nilfs_btree_node_lookup fndecl 2 62675 NULL +disable_so_addr_1_qla8044_minidump_entry_rddfe_62676 addr_1 qla8044_minidump_entry_rddfe 0 62676 NULL +disable_so_rtl_udelay_fndecl_62677 rtl_udelay fndecl 1 62677 NULL nohasharray +disable_so_VTotal_xtimings_62677 VTotal xtimings 0 62677 &disable_so_rtl_udelay_fndecl_62677 +disable_so_ib_get_cached_gid_fndecl_62698 ib_get_cached_gid fndecl 2-3 62698 NULL +disable_so_dvb_frontend_sleep_until_fndecl_62701 dvb_frontend_sleep_until fndecl 2 62701 NULL +disable_so_i2c_address_stv6110_config_62706 i2c_address stv6110_config 0 62706 NULL +disable_so_address_ihex_record_62713 address ihex_record 0 62713 NULL +disable_so_next_rptr_gpu_addr_radeon_ring_62716 next_rptr_gpu_addr radeon_ring 0 62716 NULL +disable_so_wusb_trust_timeout_store_fndecl_62719 wusb_trust_timeout_store fndecl 0-4 62719 NULL +disable_so_add_bytes_to_bitmap_fndecl_62721 add_bytes_to_bitmap fndecl 0-3-4 62721 NULL +disable_so_set_ethernet_addr_fndecl_62733 set_ethernet_addr fndecl 0 62733 NULL +disable_so_nmsrs_kvm_msrs_62744 nmsrs kvm_msrs 0 62744 NULL +disable_so_ant_div_control_ar9300_BaseExtension_1_62759 ant_div_control ar9300_BaseExtension_1 0 62759 NULL +disable_so_padlock_sha_import_fndecl_62760 padlock_sha_import fndecl 0 62760 NULL +disable_so_do_timerfd_settime_fndecl_62764 do_timerfd_settime fndecl 1 62764 NULL nohasharray +disable_so_phy_addr_netdev_private_62764 phy_addr netdev_private 0 62764 &disable_so_do_timerfd_settime_fndecl_62764 +disable_so_bd_list_addr_lo_bnx2i_nop_out_request_62766 bd_list_addr_lo bnx2i_nop_out_request 0 62766 NULL +disable_so_get_sndtimeo_l2cap_ops_62767 get_sndtimeo l2cap_ops 0 62767 NULL +disable_so_active_jiffies_dev_pm_info_62774 active_jiffies dev_pm_info 0 62774 NULL +disable_so_r5f_val_fc2580_freq_regs_62778 r5f_val fc2580_freq_regs 0 62778 NULL +disable_so_ac97_clock_vardecl_via82xx_modem_c_62781 ac97_clock vardecl_via82xx_modem.c 0 62781 NULL +disable_so_after_ctime_sec_nfsd4_change_info_62785 after_ctime_sec nfsd4_change_info 0 62785 NULL +disable_so_vma_compute_subtree_gap_fndecl_62794 vma_compute_subtree_gap fndecl 0 62794 NULL +disable_so_fll_freq_out_wm8350_data_62801 fll_freq_out wm8350_data 0 62801 NULL +disable_so_nfs_map_group_to_gid_fndecl_62809 nfs_map_group_to_gid fndecl 0-3 62809 NULL +disable_so_saddr_irnet_socket_62828 saddr irnet_socket 0 62828 NULL +disable_so_fixed_mtrr_range_end_addr_fndecl_62835 fixed_mtrr_range_end_addr fndecl 2-0 62835 NULL +disable_so_sis_program_udma_timings_fndecl_62837 sis_program_udma_timings fndecl 2 62837 NULL +disable_so_timeout_lpfc_scsi_buf_62845 timeout lpfc_scsi_buf 0 62845 NULL +disable_so_brp_inc_can_bittiming_const_62858 brp_inc can_bittiming_const 0 62858 NULL +disable_so_timer_counter_tg3_62864 timer_counter tg3 0 62864 NULL +disable_so_slave_addr_psb_intel_i2c_chan_62869 slave_addr psb_intel_i2c_chan 0 62869 NULL +disable_so_mapaddr_rocker_desc_info_62870 mapaddr rocker_desc_info 0 62870 NULL +disable_so_cid_addr_drv_ctl_io_62879 cid_addr drv_ctl_io 0 62879 NULL +disable_so_ifreq_dibx000_bandwidth_config_62891 ifreq dibx000_bandwidth_config 0 62891 NULL +disable_so_m_iw_freq_62894 m iw_freq 0 62894 NULL +disable_so___nci_request_fndecl_62899 __nci_request fndecl 0 62899 NULL +disable_so_tuner_addr_cx23885_dev_62908 tuner_addr cx23885_dev 0 62908 NULL +disable_so_acpi_remove_address_space_handler_fndecl_62916 acpi_remove_address_space_handler fndecl 0-2 62916 NULL +disable_so_vma_address_fndecl_62917 vma_address fndecl 0 62917 NULL +disable_so_cg_spll_func_cntl_2_rv770_clock_registers_62925 cg_spll_func_cntl_2 rv770_clock_registers 0 62925 NULL +disable_so_clear_state_gpu_addr_radeon_rlc_62934 clear_state_gpu_addr radeon_rlc 0 62934 NULL +disable_so_timeout__x_config_parms_62944 timeout _x_config_parms 0 62944 NULL +disable_so_vbackporch_v4l2_bt_timings_62951 vbackporch v4l2_bt_timings 0 62951 NULL +disable_so_crypto_rfc4543_setkey_fndecl_62960 crypto_rfc4543_setkey fndecl 0-3 62960 NULL +disable_so_xc_get_hsync_freq_fndecl_62961 xc_get_hsync_freq fndecl 0 62961 NULL +disable_so_run_delayed_start_btrfs_delayed_ref_root_62962 run_delayed_start btrfs_delayed_ref_root 0 62962 NULL nohasharray +disable_so_netxen_nic_pci_get_crb_addr_2M_fndecl_62962 netxen_nic_pci_get_crb_addr_2M fndecl 2 62962 &disable_so_run_delayed_start_btrfs_delayed_ref_root_62962 +disable_so_frac_top_pll_div_62988 frac_top pll_div 0 62988 NULL nohasharray +disable_so_busaddr__CommandList_struct_62988 busaddr _CommandList_struct 0 62988 &disable_so_frac_top_pll_div_62988 +disable_so_buffer_paddr_ghes_62992 buffer_paddr ghes 0 62992 NULL +disable_so_be32_to_cpu_n_fndecl_62994 be32_to_cpu_n fndecl 3 62994 NULL +disable_so_ccp_sha_update_fndecl_63000 ccp_sha_update fndecl 0 63000 NULL +disable_so_chipco_pctl_clockfreqlimit_fndecl_63008 chipco_pctl_clockfreqlimit fndecl 0 63008 NULL +disable_so_sys_gettimeofday_fndecl_63009 sys_gettimeofday fndecl 0 63009 NULL +disable_so_ext4_read_block_bitmap_fndecl_63029 ext4_read_block_bitmap fndecl 2 63029 NULL +disable_so_sis900_interrupt_fndecl_63044 sis900_interrupt fndecl 1 63044 NULL +disable_so_tv_usec_compat_timeval_63056 tv_usec compat_timeval 0 63056 NULL +disable_so_timeout_ct_entry_24xx_63060 timeout ct_entry_24xx 0 63060 NULL +disable_so_ib_reset_mad_timeout_fndecl_63061 ib_reset_mad_timeout fndecl 2 63061 NULL +disable_so_register_lapic_address_fndecl_63066 register_lapic_address fndecl 1 63066 NULL +disable_so_sgl_dma_addr_genwqe_sgl_63082 sgl_dma_addr genwqe_sgl 0 63082 NULL +disable_so_nf_conntrack_hash_rnd_vardecl_63088 nf_conntrack_hash_rnd vardecl 0 63088 NULL +disable_so_snd_emu10k1_ptr_write_fndecl_63094 snd_emu10k1_ptr_write fndecl 2-3-4 63094 NULL +disable_so_index_svm_direct_access_msrs_63098 index svm_direct_access_msrs 0 63098 NULL +disable_so_crypto_authenc_genicv_fndecl_63111 crypto_authenc_genicv fndecl 0 63111 NULL +disable_so_pcf50633_rtc_set_time_fndecl_63123 pcf50633_rtc_set_time fndecl 0 63123 NULL +disable_so_hsyn_pol_hdmi_timings_63136 hsyn_pol hdmi_timings 0 63136 NULL +disable_so_ri_addr_gfs2_rindex_63138 ri_addr gfs2_rindex 0 63138 NULL +disable_so_nr_oaktrail_hdmi_clock_63155 nr oaktrail_hdmi_clock 0 63155 NULL nohasharray +disable_so_dma_addr_nic_63155 dma_addr nic 0 63155 &disable_so_nr_oaktrail_hdmi_clock_63155 +disable_so_dlm_hash2nodeid_fndecl_63162 dlm_hash2nodeid fndecl 2 63162 NULL +disable_so_efx_enable_interrupts_fndecl_63163 efx_enable_interrupts fndecl 0 63163 NULL nohasharray +disable_so_freq_offset_rt2x00_dev_63163 freq_offset rt2x00_dev 0 63163 &disable_so_efx_enable_interrupts_fndecl_63163 +disable_so_dma_addr_il_queue_63172 dma_addr il_queue 0 63172 NULL +disable_so_buf_addr_hi_fcoe_bd_ctx_63176 buf_addr_hi fcoe_bd_ctx 0 63176 NULL +disable_so_i2c_addr_lgdt3305_config_63179 i2c_addr lgdt3305_config 0 63179 NULL nohasharray +disable_so_sched_addr_ath9k_hw_mci_63179 sched_addr ath9k_hw_mci 0 63179 &disable_so_i2c_addr_lgdt3305_config_63179 +disable_so_mic_x100_get_boot_addr_fndecl_63190 mic_x100_get_boot_addr fndecl 0 63190 NULL +disable_so_i2c_clock_period_ivtv_options_63202 i2c_clock_period ivtv_options 0 63202 NULL +disable_so_f2fs_init_crypto_fndecl_63218 f2fs_init_crypto fndecl 0 63218 NULL +disable_so_snd_ymfpci_interrupt_fndecl_63224 snd_ymfpci_interrupt fndecl 1 63224 NULL +disable_so_set_tsc_mode_fndecl_63231 set_tsc_mode fndecl 0-1 63231 NULL +disable_so_update_crypto_ahash_63235 update crypto_ahash 0 63235 NULL +disable_so_base_freq_stv0297_state_63242 base_freq stv0297_state 0 63242 NULL +disable_so_mounted_uid_ncp_mount_data_63250 mounted_uid ncp_mount_data 0 63250 NULL +disable_so_wall_clock_kvm_arch_63252 wall_clock kvm_arch 0 63252 NULL nohasharray +disable_so_system_clock_counter_kfd_ioctl_get_clock_counters_args_63252 system_clock_counter kfd_ioctl_get_clock_counters_args 0 63252 &disable_so_wall_clock_kvm_arch_63252 +disable_so_r100_mm_wreg_slow_fndecl_63255 r100_mm_wreg_slow fndecl 2-3 63255 NULL +disable_so_ocrdma_query_gid_fndecl_63259 ocrdma_query_gid fndecl 0-3 63259 NULL +disable_so_sha1_mb_async_init_fndecl_63263 sha1_mb_async_init fndecl 0 63263 NULL +disable_so_i_mtime_nsec_nilfs_inode_63266 i_mtime_nsec nilfs_inode 0 63266 NULL +disable_so_s_pkt_delay_ipath_qp_63270 s_pkt_delay ipath_qp 0 63270 NULL +disable_so_ecryptfs_read_update_atime_fndecl_63272 ecryptfs_read_update_atime fndecl 0 63272 NULL +disable_so_seq_auto_out_pin_63274 seq auto_out_pin 0 63274 NULL +disable_so_pmdown_time_show_fndecl_63283 pmdown_time_show fndecl 0 63283 NULL +disable_so_pwm_freq_div_dib7000m_config_63285 pwm_freq_div dib7000m_config 0 63285 NULL +disable_so_bit_width_acpi_generic_address_63286 bit_width acpi_generic_address 0 63286 NULL +disable_so_addr_sg_entry_63287 addr sg_entry 0 63287 NULL +disable_so_ocfs2_pack_timespec_fndecl_63293 ocfs2_pack_timespec fndecl 0 63293 NULL +disable_so_ipv6_addr_label_fndecl_63298 ipv6_addr_label fndecl 3-4 63298 NULL +disable_so_chgfreq_cs42l56_platform_data_63299 chgfreq cs42l56_platform_data 0 63299 NULL +disable_so_sco_sock_set_timer_fndecl_63304 sco_sock_set_timer fndecl 2 63304 NULL nohasharray +disable_so_skb_get_hash_fndecl_63304 skb_get_hash fndecl 0 63304 &disable_so_sco_sock_set_timer_fndecl_63304 +disable_so_timeout_tsk_mgmt_entry_63307 timeout tsk_mgmt_entry 0 63307 NULL +disable_so_sysctl_slot_timeout_vardecl_63317 sysctl_slot_timeout vardecl 0 63317 NULL +disable_so_set_sadb_address_fndecl_63320 set_sadb_address fndecl 2 63320 NULL +disable_so_handle_frequent_errors_fndecl_63324 handle_frequent_errors fndecl 4 63324 NULL +disable_so_last_ramp_up_time_bfad_itnim_s_63328 last_ramp_up_time bfad_itnim_s 0 63328 NULL +disable_so_timeout_vardecl_xen_wdt_c_63339 timeout vardecl_xen_wdt.c 0 63339 NULL nohasharray +disable_so_padlock_sha_export_fndecl_63339 padlock_sha_export fndecl 0 63339 &disable_so_timeout_vardecl_xen_wdt_c_63339 +disable_so_mt9t112_set_pll_dividers_fndecl_63341 mt9t112_set_pll_dividers fndecl 2-3-4-5-6-7-8-9-10-0 63341 NULL +disable_so_uv_cpu_to_pnode_fndecl_63343 uv_cpu_to_pnode fndecl 0 63343 NULL +disable_so_gsc_runtime_resume_fndecl_63355 gsc_runtime_resume fndecl 0 63355 NULL +disable_so_pci_bus_find_capability_fndecl_63357 pci_bus_find_capability fndecl 0-2 63357 NULL +disable_so_addr_af9013_reg_bit_63363 addr af9013_reg_bit 0 63363 NULL +disable_so_ath5k_eeprom_bin2freq_fndecl_63364 ath5k_eeprom_bin2freq fndecl 0-2 63364 NULL +disable_so_sd_mtime_stat_data_63370 sd_mtime stat_data 0 63370 NULL +disable_so_next_hscb_busaddr_hardware_scb_63375 next_hscb_busaddr hardware_scb 0 63375 NULL nohasharray +disable_so_cpufreq_set_policy_fndecl_63375 cpufreq_set_policy fndecl 0 63375 &disable_so_next_hscb_busaddr_hardware_scb_63375 +disable_so_cache_tsc_vardecl_max8925_core_c_63377 cache_tsc vardecl_max8925-core.c 0 63377 NULL +disable_so_xtime_remainder_timekeeper_63380 xtime_remainder timekeeper 0 63380 NULL +disable_so_st_uid___old_kernel_stat_63381 st_uid __old_kernel_stat 0 63381 NULL +disable_so_timeout_b_tpm_vendor_specific_63382 timeout_b tpm_vendor_specific 0 63382 NULL +disable_so_vol_bit_shift_anatop_regulator_63384 vol_bit_shift anatop_regulator 0 63384 NULL +disable_so_msr_offset_intel_uncore_type_63385 msr_offset intel_uncore_type 0 63385 NULL +disable_so_random_write_fndecl_63387 random_write fndecl 0-3 63387 NULL +disable_so_bcma_chipco_watchdog_timer_set_ms_wdt_fndecl_63389 bcma_chipco_watchdog_timer_set_ms_wdt fndecl 2-0 63389 NULL +disable_so__div_round_closest_fndecl_63400 _div_round_closest fndecl 0-3-2 63400 NULL +disable_so_acpi_ut_strtoul64_fndecl_63410 acpi_ut_strtoul64 fndecl 0 63410 NULL +disable_so_alarm_time_xgene_rtc_dev_63411 alarm_time xgene_rtc_dev 0 63411 NULL nohasharray +disable_so_dynamic_ps_timeout_ieee80211_conf_63411 dynamic_ps_timeout ieee80211_conf 0 63411 &disable_so_alarm_time_xgene_rtc_dev_63411 nohasharray +disable_so_split_timeout_cycles_fw_card_63411 split_timeout_cycles fw_card 0 63411 &disable_so_dynamic_ps_timeout_ieee80211_conf_63411 +disable_so_bitstream_get_bits_fndecl_63423 bitstream_get_bits fndecl 0-3 63423 NULL +disable_so_tw_timeout_inet_timewait_sock_63424 tw_timeout inet_timewait_sock 0 63424 NULL +disable_so_drbg_kcapi_hash_fndecl_63433 drbg_kcapi_hash fndecl 0 63433 NULL +disable_so_wait_for_completion_interruptible_fndecl_63448 wait_for_completion_interruptible fndecl 0 63448 NULL +disable_so_sys_clock_nanosleep_fndecl_63449 sys_clock_nanosleep fndecl 1 63449 NULL +disable_so_nouveau_hw_get_clock_fndecl_63456 nouveau_hw_get_clock fndecl 0-2 63456 NULL +disable_so_nilfs_btree_propagate_gc_fndecl_63460 nilfs_btree_propagate_gc fndecl 0 63460 NULL +disable_so_crypto_xcbc_module_init_fndecl_63471 crypto_xcbc_module_init fndecl 0 63471 NULL +disable_so_amradio_set_freq_fndecl_63479 amradio_set_freq fndecl 0-2 63479 NULL +disable_so_task_getpgid_security_operations_63489 task_getpgid security_operations 0 63489 NULL nohasharray +disable_so_crypto_register_akcipher_fndecl_63489 crypto_register_akcipher fndecl 0 63489 &disable_so_task_getpgid_security_operations_63489 +disable_so_netxen_nic_map_indirect_address_128M_fndecl_63490 netxen_nic_map_indirect_address_128M fndecl 2 63490 NULL +disable_so_vnic_intr_coalescing_timer_set_fndecl_63494 vnic_intr_coalescing_timer_set fndecl 2 63494 NULL +disable_so_chipset_settings_chipset_bus_clock_list_entry_63497 chipset_settings chipset_bus_clock_list_entry 0 63497 NULL +disable_so_new_cycle_state_xhci_dequeue_state_63499 new_cycle_state xhci_dequeue_state 0 63499 NULL +disable_so_radeon_legacy_set_engine_clock_fndecl_63512 radeon_legacy_set_engine_clock fndecl 2 63512 NULL +disable_so_addr___ctrl_63513 addr __ctrl 0 63513 NULL +disable_so_asix_get_phy_addr_fndecl_63534 asix_get_phy_addr fndecl 0 63534 NULL +disable_so_time_in_queue_dm_stat_percpu_63541 time_in_queue dm_stat_percpu 0 63541 NULL +disable_so_ufshcd_pltfrm_runtime_suspend_fndecl_63543 ufshcd_pltfrm_runtime_suspend fndecl 0 63543 NULL +disable_so_spu_port_delay_if_spi_card_63548 spu_port_delay if_spi_card 0 63548 NULL nohasharray +disable_so_cs_cpufreq_governor_dbs_fndecl_63548 cs_cpufreq_governor_dbs fndecl 0 63548 &disable_so_spu_port_delay_if_spi_card_63548 +disable_so_type_ceph_crypto_key_63565 type ceph_crypto_key 0 63565 NULL +disable_so_bus_settle_time_blogic_adapter_63575 bus_settle_time blogic_adapter 0 63575 NULL +disable_so_ref_divider_aty128_constants_63576 ref_divider aty128_constants 0 63576 NULL +disable_so_remote_qpn_cm_timewait_info_63581 remote_qpn cm_timewait_info 0 63581 NULL +disable_so_boot_time_fc_lport_63585 boot_time fc_lport 0 63585 NULL +disable_so_imx_phy_reg_addressing_fndecl_63588 imx_phy_reg_addressing fndecl 0 63588 NULL +disable_so_irq_set_irq_type_fndecl_63590 irq_set_irq_type fndecl 2-1 63590 NULL +disable_so_appl_ptr_snd_rawmidi_runtime_63609 appl_ptr snd_rawmidi_runtime 0 63609 NULL +disable_so_snd_hdac_regmap_write_raw_fndecl_63613 snd_hdac_regmap_write_raw fndecl 0-3-2 63613 NULL +disable_so_control_addr_qla82xx_md_entry_cache_63615 control_addr qla82xx_md_entry_cache 0 63615 NULL +disable_so_nla_put_ipaddr6_fndecl_63618 nla_put_ipaddr6 fndecl 0 63618 NULL +disable_so_da9052_wdt_set_timeout_fndecl_63621 da9052_wdt_set_timeout fndecl 2-0 63621 NULL +disable_so_cstime_signal_struct_63629 cstime signal_struct 0 63629 NULL +disable_so_dm_region_hash_create_fndecl_63649 dm_region_hash_create fndecl 5-8-9 63649 NULL +disable_so_krng_get_random_fndecl_63655 krng_get_random fndecl 3 63655 NULL +disable_so_r9701_get_datetime_fndecl_63665 r9701_get_datetime fndecl 0 63665 NULL +disable_so_crypto_rfc3686_crypt_fndecl_63668 crypto_rfc3686_crypt fndecl 0 63668 NULL +disable_so_xen_late_init_mcelog_fndecl_63669 xen_late_init_mcelog fndecl 0 63669 NULL +disable_so_prot_res_gid_63673 prot res_gid 0 63673 NULL +disable_so_ext3_valid_block_bitmap_fndecl_63688 ext3_valid_block_bitmap fndecl 3 63688 NULL +disable_so_smt_timer_start_fndecl_63691 smt_timer_start fndecl 3 63691 NULL nohasharray +disable_so_port_tomoyo_inet_addr_info_63691 port tomoyo_inet_addr_info 0 63691 &disable_so_smt_timer_start_fndecl_63691 +disable_so_generic_check_addressable_fndecl_63696 generic_check_addressable fndecl 1-2 63696 NULL nohasharray +disable_so___check_object_size_fndecl_63696 __check_object_size fndecl 2 63696 &disable_so_generic_check_addressable_fndecl_63696 +disable_so_r820t_sleep_fndecl_63717 r820t_sleep fndecl 0 63717 NULL +disable_so_lgdt3305_read_signal_strength_fndecl_63720 lgdt3305_read_signal_strength fndecl 0 63720 NULL +disable_so_wl1251_acx_sleep_auth_fndecl_63727 wl1251_acx_sleep_auth fndecl 0 63727 NULL +disable_so_clk_out_div_ts2020_priv_63728 clk_out_div ts2020_priv 0 63728 NULL +disable_so_sys_clock_adjtime_fndecl_63736 sys_clock_adjtime fndecl 1 63736 NULL +disable_so_radio_addr_cx88_board_63745 radio_addr cx88_board 0 63745 NULL +disable_so_input_print_bitmap_fndecl_63755 input_print_bitmap fndecl 0-2 63755 NULL +disable_so_memstick_set_rw_addr_fndecl_63757 memstick_set_rw_addr fndecl 0 63757 NULL +disable_so_simple_strtoll_fndecl_63758 simple_strtoll fndecl 0 63758 NULL +disable_so___mv88e6xxx_read_addr_fndecl_63766 __mv88e6xxx_read_addr fndecl 0 63766 NULL +disable_so_nf_conntrack_timeout_init_fndecl_63771 nf_conntrack_timeout_init fndecl 0 63771 NULL +disable_so_ob_baseaddr_h_mvumi_hs_page4_63775 ob_baseaddr_h mvumi_hs_page4 0 63775 NULL +disable_so_stored_addr_hi_amd_iommu_63784 stored_addr_hi amd_iommu 0 63784 NULL +disable_so_HSyncEnd_xtimings_63785 HSyncEnd xtimings 0 63785 NULL +disable_so_addr_h_xfer_desc_63789 addr_h xfer_desc 0 63789 NULL +disable_so_i2c_address_stb6000_priv_63790 i2c_address stb6000_priv 0 63790 NULL +disable_so_runtime_expires_cfs_bandwidth_63800 runtime_expires cfs_bandwidth 0 63800 NULL +disable_so_account_steal_time_fndecl_63806 account_steal_time fndecl 1 63806 NULL +disable_so_sleep_max_sched_statistics_63826 sleep_max sched_statistics 0 63826 NULL +disable_so_usecs_to_jiffies_fndecl_63832 usecs_to_jiffies fndecl 0-1 63832 NULL +disable_so_dsp_iram_offset_sst_addr_63833 dsp_iram_offset sst_addr 0 63833 NULL +disable_so_central_freq_skl_wrpll_params_63836 central_freq skl_wrpll_params 0 63836 NULL +disable_so_bitmap_release_region_fndecl_63837 bitmap_release_region fndecl 2-3 63837 NULL +disable_so_dx_hack_hash_signed_fndecl_63847 dx_hack_hash_signed fndecl 0-2 63847 NULL +disable_so_qhead_snd_timer_user_63855 qhead snd_timer_user 0 63855 NULL +disable_so_table1_addr_ipw2100_ordinals_63856 table1_addr ipw2100_ordinals 0 63856 NULL +disable_so_dec_cd_paddr_qat_alg_aead_ctx_63860 dec_cd_paddr qat_alg_aead_ctx 0 63860 NULL +disable_so_ppll_div_3_radeon_regs_63862 ppll_div_3 radeon_regs 0 63862 NULL +disable_so_sys_addr_to_input_addr_fndecl_63863 sys_addr_to_input_addr fndecl 0-2 63863 NULL +disable_so_dma_rx_timeout_lpuart_port_63878 dma_rx_timeout lpuart_port 0 63878 NULL +disable_so_dma_addr_t4_rq_63886 dma_addr t4_rq 0 63886 NULL +disable_so_radeon_semaphore_emit_signal_fndecl_63895 radeon_semaphore_emit_signal fndecl 2 63895 NULL +disable_so_probe_timeout_ieee80211_if_managed_63910 probe_timeout ieee80211_if_managed 0 63910 NULL +disable_so_mthca_MAD_IFC_fndecl_63923 mthca_MAD_IFC fndecl 4-0 63923 NULL +disable_so_get_strength_time_mb86a20s_state_63926 get_strength_time mb86a20s_state 0 63926 NULL +disable_so_rx_frequency_wl1273_device_63933 rx_frequency wl1273_device 0 63933 NULL nohasharray +disable_so_arcmsr_module_init_fndecl_63933 arcmsr_module_init fndecl 0 63933 &disable_so_rx_frequency_wl1273_device_63933 +disable_so_timeout_vardecl_alim1535_wdt_c_63935 timeout vardecl_alim1535_wdt.c 0 63935 NULL +disable_so_query_dv_timings_size_vivid_dev_63943 query_dv_timings_size vivid_dev 0 63943 NULL +disable_so_nf_nat_sdp_addr_fndecl_63949 nf_nat_sdp_addr fndecl 2-3 63949 NULL +disable_so_shash_finup_unaligned_fndecl_63955 shash_finup_unaligned fndecl 0-3 63955 NULL +disable_so_rdmsr_on_cpu_fndecl_63956 rdmsr_on_cpu fndecl 0-1 63956 NULL +disable_so_qlge_set_mac_address_fndecl_63968 qlge_set_mac_address fndecl 0 63968 NULL +disable_so_config_ipaddr_qlcnic_nic_template_63973 config_ipaddr qlcnic_nic_template 2 63973 NULL +disable_so_timer_enable_snd_opl3_63986 timer_enable snd_opl3 0 63986 NULL +disable_so_virtio16_to_cpu_fndecl_63994 virtio16_to_cpu fndecl 0-2 63994 NULL +disable_so_ecryptfs_init_crypto_fndecl_63995 ecryptfs_init_crypto fndecl 0 63995 NULL +disable_so_address_ccp_dma_info_64001 address ccp_dma_info 0 64001 NULL +disable_so_rx_packet_ring_addr_acx_data_path_params_resp_64002 rx_packet_ring_addr acx_data_path_params_resp 0 64002 NULL nohasharray +disable_so_cfg80211_wext_siwfreq_fndecl_64002 cfg80211_wext_siwfreq fndecl 0 64002 &disable_so_rx_packet_ring_addr_acx_data_path_params_resp_64002 +disable_so_settime_security_operations_64006 settime security_operations 0 64006 NULL nohasharray +disable_so_SYSC_timerfd_create_fndecl_64006 SYSC_timerfd_create fndecl 2 64006 &disable_so_settime_security_operations_64006 +disable_so_cryptd_hash_setkey_fndecl_64014 cryptd_hash_setkey fndecl 0-3 64014 NULL +disable_so_irq_net_device_64015 irq net_device 0 64015 NULL +disable_so_sysfs_show_available_clocksources_fndecl_64024 sysfs_show_available_clocksources fndecl 0 64024 NULL +disable_so_s_frequency_v4l2_subdev_tuner_ops_64037 s_frequency v4l2_subdev_tuner_ops 0 64037 NULL +disable_so_tcp_v6_md5_hash_pseudoheader_fndecl_64051 tcp_v6_md5_hash_pseudoheader fndecl 4 64051 NULL +disable_so_ieee80211_queue_delayed_work_fndecl_64056 ieee80211_queue_delayed_work fndecl 3 64056 NULL +disable_so_rtc_set_time_fndecl_64057 rtc_set_time fndecl 0 64057 NULL +disable_so_addr_i2c_msg_64074 addr i2c_msg 0 64074 NULL +disable_so_cea_mode_alternate_clock_fndecl_64078 cea_mode_alternate_clock fndecl 0 64078 NULL +disable_so_cfreq_esp_64080 cfreq esp 0 64080 NULL +disable_so___irq_get_desc_lock_fndecl_64081 __irq_get_desc_lock fndecl 1 64081 NULL +disable_so_pticks_snd_timer_instance_64084 pticks snd_timer_instance 0 64084 NULL +disable_so_ip6addrlbl_get_fndecl_64092 ip6addrlbl_get fndecl 0 64092 NULL nohasharray +disable_so_ocfs2_desc_bitmap_to_cluster_off_fndecl_64092 ocfs2_desc_bitmap_to_cluster_off fndecl 0-2-3 64092 &disable_so_ip6addrlbl_get_fndecl_64092 +disable_so_nilfs_btree_commit_convert_and_insert_fndecl_64095 nilfs_btree_commit_convert_and_insert fndecl 2-6 64095 NULL +disable_so_prandom_u32_fndecl_64118 prandom_u32 fndecl 0 64118 NULL +disable_so_mask_ds1685_rtc_time_regs_64121 mask ds1685_rtc_time_regs 0 64121 NULL +disable_so_ic_servaddr_vardecl_64122 ic_servaddr vardecl 0 64122 NULL +disable_so_hashval2_0_rx_pkt_hdr1_64124 hashval2_0 rx_pkt_hdr1 0 64124 NULL +disable_so_xfrm_addr_equal_fndecl_64155 xfrm_addr_equal fndecl 3 64155 NULL +disable_so_cq_addr_hi_fcoe_kwqe_conn_offload2_64157 cq_addr_hi fcoe_kwqe_conn_offload2 0 64157 NULL +disable_so_rq_tmo_jiffies_srp_target_port_64158 rq_tmo_jiffies srp_target_port 0 64158 NULL +disable_so_xen_sysfs_uuid_init_fndecl_64160 xen_sysfs_uuid_init fndecl 0 64160 NULL +disable_so___dm_stat_init_temporary_percpu_totals_fndecl_64162 __dm_stat_init_temporary_percpu_totals fndecl 3 64162 NULL +disable_so_pcxhr_set_clock_fndecl_64184 pcxhr_set_clock fndecl 2-0 64184 NULL +disable_so_bitmap_endwrite_fndecl_64188 bitmap_endwrite fndecl 2-3 64188 NULL +disable_so_pages_bitmap_counts_64197 pages bitmap_counts 0 64197 NULL +disable_so_base_address_dmar_rmrr_unit_64199 base_address dmar_rmrr_unit 0 64199 NULL +disable_so_udp_conn_schedule_fndecl_64203 udp_conn_schedule fndecl 1 64203 NULL +disable_so_max_timebase_img_pwm_soc_data_64210 max_timebase img_pwm_soc_data 0 64210 NULL +disable_so_cycles_at_suspend_vardecl_timekeeping_c_64211 cycles_at_suspend vardecl_timekeeping.c 0 64211 NULL nohasharray +disable_so_get_unmapped_area_fndecl_64211 get_unmapped_area fndecl 0-2-4-5 64211 &disable_so_cycles_at_suspend_vardecl_timekeeping_c_64211 +disable_so_addr_psb_pipe_64215 addr psb_pipe 0 64215 NULL +disable_so_acpi_subsys_runtime_suspend_fndecl_64232 acpi_subsys_runtime_suspend fndecl 0 64232 NULL +disable_so_pci_bus_read_config_word_fndecl_64248 pci_bus_read_config_word fndecl 0-2-3 64248 NULL +disable_so_last_rx_timestamp_igb_adapter_64249 last_rx_timestamp igb_adapter 0 64249 NULL +disable_so_snd_timer_user_ioctl_compat_fndecl_64250 snd_timer_user_ioctl_compat fndecl 0 64250 NULL +disable_so_tag_reg_addr_qla82xx_md_entry_cache_64251 tag_reg_addr qla82xx_md_entry_cache 0 64251 NULL +disable_so_cond_wait_interruptible_timeout_irqrestore_fndecl_64253 cond_wait_interruptible_timeout_irqrestore fndecl 2-0 64253 NULL +disable_so_signr_usbdevfs_disconnectsignal32_64254 signr usbdevfs_disconnectsignal32 0 64254 NULL +disable_so_inet6_addr_del_fndecl_64255 inet6_addr_del fndecl 0-2-5-3 64255 NULL +disable_so_pci_quatech_clock_fndecl_64264 pci_quatech_clock fndecl 0 64264 NULL nohasharray +disable_so_crypto_null_mod_init_fndecl_64264 crypto_null_mod_init fndecl 0 64264 &disable_so_pci_quatech_clock_fndecl_64264 +disable_so_kvm_write_wall_clock_fndecl_64267 kvm_write_wall_clock fndecl 2 64267 NULL +disable_so_smk_write_netlbladdr_fndecl_64270 smk_write_netlbladdr fndecl 3 64270 NULL +disable_so_iscsi_nacl_attrib_show_dataout_timeout_fndecl_64272 iscsi_nacl_attrib_show_dataout_timeout fndecl 0 64272 NULL +disable_so_sched_setscheduler_nocheck_fndecl_64274 sched_setscheduler_nocheck fndecl 2-0 64274 NULL +disable_so_target_stat_scsi_auth_intr_show_attr_creation_time_fndecl_64275 target_stat_scsi_auth_intr_show_attr_creation_time fndecl 0 64275 NULL +disable_so_dx_hack_hash_unsigned_fndecl_64277 dx_hack_hash_unsigned fndecl 0-2 64277 NULL +disable_so_xsdt_physical_address_acpi_table_rsdp_64302 xsdt_physical_address acpi_table_rsdp 0 64302 NULL +disable_so_timeout_watchdog_device_64303 timeout watchdog_device 0 64303 NULL +disable_so_crypto_shash_digest_fndecl_64307 crypto_shash_digest fndecl 0-3 64307 NULL +disable_so_jiffies_ati_remote2_64334 jiffies ati_remote2 0 64334 NULL +disable_so_target_stat_scsi_lu_show_attr_creation_time_fndecl_64336 target_stat_scsi_lu_show_attr_creation_time fndecl 0 64336 NULL +disable_so_intel_increase_pllclock_fndecl_64342 intel_increase_pllclock fndecl 2 64342 NULL +disable_so_wm8350_rtc_settime_fndecl_64353 wm8350_rtc_settime fndecl 0 64353 NULL +disable_so_saa711x_s_crystal_freq_fndecl_64358 saa711x_s_crystal_freq fndecl 2 64358 NULL +disable_so_get_div_fndecl_64359 get_div fndecl 0 64359 NULL +disable_so_dln2_spi_runtime_resume_fndecl_64364 dln2_spi_runtime_resume fndecl 0 64364 NULL +disable_so_register_address_fndecl_64366 register_address fndecl 0-2 64366 NULL +disable_so_ipath_guid_ipath_devdata_64367 ipath_guid ipath_devdata 0 64367 NULL +disable_so_dma_address_edgeport_port_64376 dma_address edgeport_port 0 64376 NULL +disable_so_tlb_rd_addr_vlv_s0ix_state_64377 tlb_rd_addr vlv_s0ix_state 0 64377 NULL +disable_so_br_mdb_rehash_fndecl_64384 br_mdb_rehash fndecl 2 64384 NULL +disable_so_irq_ti_tscadc_dev_64390 irq ti_tscadc_dev 0 64390 NULL +disable_so_rh_hash_fndecl_64392 rh_hash fndecl 0-2 64392 NULL +disable_so_addr_Vmxnet3_RxDesc_64395 addr Vmxnet3_RxDesc 0 64395 NULL +disable_so_wptr_gpu_addr_kernel_queue_64396 wptr_gpu_addr kernel_queue 0 64396 NULL +disable_so__regmap_raw_write_fndecl_64399 _regmap_raw_write fndecl 2-4-0 64399 NULL +disable_so_crypto_ahash_walk_first_fndecl_64405 crypto_ahash_walk_first fndecl 0 64405 NULL +disable_so_host_start_efx_ptp_timeset_64407 host_start efx_ptp_timeset 0 64407 NULL +disable_so___compat_put_timeval_fndecl_64422 __compat_put_timeval fndecl 0 64422 NULL nohasharray +disable_so_img_ir_timings_preprocess_fndecl_64422 img_ir_timings_preprocess fndecl 2 64422 &disable_so___compat_put_timeval_fndecl_64422 +disable_so_addr_sst_byt_address_info_64439 addr sst_byt_address_info 0 64439 NULL nohasharray +disable_so_hashhi_smsc911x_data_64439 hashhi smsc911x_data 0 64439 &disable_so_addr_sst_byt_address_info_64439 +disable_so_do_set_clk_freq_fndecl_64447 do_set_clk_freq fndecl 2 64447 NULL +disable_so_sctp_bind_addr_dup_fndecl_64448 sctp_bind_addr_dup fndecl 3 64448 NULL +disable_so_rtsc_init_fndecl_64458 rtsc_init fndecl 3-4 64458 NULL +disable_so_bg_inode_bitmap_ext3_group_desc_64471 bg_inode_bitmap ext3_group_desc 0 64471 NULL +disable_so_qla8044_wr_reg_indirect_fndecl_64475 qla8044_wr_reg_indirect fndecl 2-3 64475 NULL +disable_so_switch_time_wl18xx_cmd_channel_switch_64491 switch_time wl18xx_cmd_channel_switch 0 64491 NULL +disable_so_address_acpi_table_desc_64497 address acpi_table_desc 0 64497 NULL +disable_so_loading_timeout_vardecl_firmware_class_c_64498 loading_timeout vardecl_firmware_class.c 0 64498 NULL nohasharray +disable_so_ceph_aes_encrypt_fndecl_64498 ceph_aes_encrypt fndecl 2-6 64498 &disable_so_loading_timeout_vardecl_firmware_class_c_64498 +disable_so_xfrm_state_addr_cmp_fndecl_64504 xfrm_state_addr_cmp fndecl 3 64504 NULL +disable_so_gc_timer_value___bridge_info_64506 gc_timer_value __bridge_info 0 64506 NULL +disable_so_x25_addr_aton_fndecl_64507 x25_addr_aton fndecl 0 64507 NULL +disable_so_nci_request_fndecl_64508 nci_request fndecl 0-4 64508 NULL +disable_so_ufs_get_de_namlen_fndecl_64510 ufs_get_de_namlen fndecl 0 64510 NULL +disable_so_crypto_blkcipher_encrypt_iv_fndecl_64517 crypto_blkcipher_encrypt_iv fndecl 0-4 64517 NULL +disable_so_bfa_fcs_lport_ns_gid_ft_response_fndecl_64527 bfa_fcs_lport_ns_gid_ft_response fndecl 4-5-6 64527 NULL +disable_so_memtype_devlog_memaddr16_devlog_fw_devlog_cmd_64529 memtype_devlog_memaddr16_devlog fw_devlog_cmd 0 64529 NULL +disable_so_osc_clock_deviation_drxd_state_64533 osc_clock_deviation drxd_state 0 64533 NULL +disable_so_mwl8k_cmd_del_mac_addr_fndecl_64540 mwl8k_cmd_del_mac_addr fndecl 0 64540 NULL +disable_so_sysctl_llc2_ack_timeout_vardecl_64541 sysctl_llc2_ack_timeout vardecl 0 64541 NULL +disable_so_dm_hash_init_fndecl_64547 dm_hash_init fndecl 0 64547 NULL +disable_so_setup_cluster_bitmap_fndecl_64549 setup_cluster_bitmap fndecl 4-5-6-7 64549 NULL +disable_so_regcache_rbtree_get_register_fndecl_64551 regcache_rbtree_get_register fndecl 0-3 64551 NULL +disable_so_seq_put_decimal_ll_fndecl_64554 seq_put_decimal_ll fndecl 3 64554 NULL +disable_so_do_timerfd_gettime_fndecl_64594 do_timerfd_gettime fndecl 1 64594 NULL +disable_so_ctrl_addr___cache_64596 ctrl_addr __cache 0 64596 NULL +disable_so_writepage_address_space_operations_64597 writepage address_space_operations 0 64597 NULL +disable_so_hcd_pci_runtime_suspend_fndecl_64602 hcd_pci_runtime_suspend fndecl 0 64602 NULL +disable_so_maxadj_clocksource_64615 maxadj clocksource 0 64615 NULL nohasharray +disable_so_delay_lms283gf05_seq_64615 delay lms283gf05_seq 0 64615 &disable_so_maxadj_clocksource_64615 +disable_so_stv0900_get_lock_timeout_fndecl_64620 stv0900_get_lock_timeout fndecl 3 64620 NULL +disable_so_clk_div_tifm_sd_64621 clk_div tifm_sd 0 64621 NULL +disable_so_sleep_dvb_frontend_ops_64644 sleep dvb_frontend_ops 0 64644 NULL +disable_so_tuner_addr_au0828_board_64647 tuner_addr au0828_board 0 64647 NULL +disable_so_ds1305_get_time_fndecl_64652 ds1305_get_time fndecl 0 64652 NULL +disable_so_efx_soft_enable_interrupts_fndecl_64659 efx_soft_enable_interrupts fndecl 0 64659 NULL +disable_so_elements_bitmap_ip_64674 elements bitmap_ip 0 64674 NULL +disable_so_pcf8563_get_datetime_fndecl_64678 pcf8563_get_datetime fndecl 0 64678 NULL +disable_so_buf_dma_addr_slgt_desc_64694 buf_dma_addr slgt_desc 0 64694 NULL +disable_so_twl_aen_sync_time_fndecl_64703 twl_aen_sync_time fndecl 2 64703 NULL +disable_so_exit_signal_task_struct_64705 exit_signal task_struct 0 64705 NULL +disable_so_wm8804_runtime_resume_fndecl_64707 wm8804_runtime_resume fndecl 0 64707 NULL +disable_so_adis16334_set_freq_fndecl_64712 adis16334_set_freq fndecl 0 64712 NULL +disable_so_menf21bmc_wdt_settimeout_fndecl_64721 menf21bmc_wdt_settimeout fndecl 2-0 64721 NULL +disable_so_sec_pps_ktime_64728 sec pps_ktime 0 64728 NULL nohasharray +disable_so_virtual_tsc_khz_kvm_vcpu_arch_64728 virtual_tsc_khz kvm_vcpu_arch 0 64728 &disable_so_sec_pps_ktime_64728 +disable_so_set_timeout_fndecl_64741 set_timeout fndecl 1 64741 NULL +disable_so_posix_timer_by_id_fndecl_64744 posix_timer_by_id fndecl 1 64744 NULL +disable_so_sclk_fb_div_pll_ct_64751 sclk_fb_div pll_ct 0 64751 NULL nohasharray +disable_so_add_msr_offset_fndecl_64751 add_msr_offset fndecl 1 64751 &disable_so_sclk_fb_div_pll_ct_64751 +disable_so_il_get_active_dwell_time_fndecl_64753 il_get_active_dwell_time fndecl 0-3 64753 NULL +disable_so_crypto_cbc_decrypt_inplace_fndecl_64755 crypto_cbc_decrypt_inplace fndecl 0 64755 NULL +disable_so_undertime_cbq_class_64773 undertime cbq_class 0 64773 NULL nohasharray +disable_so_beacon_time_iwl_mac_data_ap_64773 beacon_time iwl_mac_data_ap 0 64773 &disable_so_undertime_cbq_class_64773 +disable_so_gpio_to_desc_fndecl_64785 gpio_to_desc fndecl 1 64785 NULL nohasharray +disable_so_rtl8723_phy_calculate_bit_shift_fndecl_64785 rtl8723_phy_calculate_bit_shift fndecl 0-1 64785 &disable_so_gpio_to_desc_fndecl_64785 +disable_so_cherryview_rps_rpe_freq_fndecl_64792 cherryview_rps_rpe_freq fndecl 0 64792 NULL +disable_so_phys_addr_matrox_device_64795 phys_addr matrox_device 0 64795 NULL +disable_so_iwl_mvm_time_event_send_add_fndecl_64805 iwl_mvm_time_event_send_add fndecl 0 64805 NULL nohasharray +disable_so_p_addr_ioat_pq_descriptor_64805 p_addr ioat_pq_descriptor 0 64805 &disable_so_iwl_mvm_time_event_send_add_fndecl_64805 +disable_so_hub_set_address_fndecl_64806 hub_set_address fndecl 2 64806 NULL +disable_so_tegra_slink_runtime_resume_fndecl_64822 tegra_slink_runtime_resume fndecl 0 64822 NULL +disable_so_head_hashfn_fndecl_64825 head_hashfn fndecl 0 64825 NULL +disable_so_time_queue_snd_seq_client_port_64827 time_queue snd_seq_client_port 0 64827 NULL +disable_so_bitmap_clear_ll_fndecl_64837 bitmap_clear_ll fndecl 0-2-3 64837 NULL +disable_so_dma_beacon_response_time_ath9k_ops_config_64844 dma_beacon_response_time ath9k_ops_config 0 64844 NULL +disable_so_aic_cal_start_time_ath9k_hw_aic_64848 aic_cal_start_time ath9k_hw_aic 0 64848 NULL +disable_so_dram_freq_ast2300_dram_param_64872 dram_freq ast2300_dram_param 0 64872 NULL +disable_so_uv_rtc_unset_timer_fndecl_64879 uv_rtc_unset_timer fndecl 1 64879 NULL +disable_so_xclkpagefaultdelay_pll_ct_64883 xclkpagefaultdelay pll_ct 0 64883 NULL +disable_so_ipvs_mt_addrcmp_fndecl_64884 ipvs_mt_addrcmp fndecl 4 64884 NULL +disable_so_base_addr_adf_bar_64885 base_addr adf_bar 0 64885 NULL +disable_so_ctimensec_fuse_attr_64891 ctimensec fuse_attr 0 64891 NULL +disable_so_ims_pcu_ofn_bit_show_fndecl_64893 ims_pcu_ofn_bit_show fndecl 0 64893 NULL +disable_so_regvalue__pll_div_64897 regvalue _pll_div 0 64897 NULL +disable_so_mode_ata_timing_64902 mode ata_timing 0 64902 NULL +disable_so_size_mtrr_sentry_64908 size mtrr_sentry 0 64908 NULL +disable_so_i2c_addr_dibx000_i2c_master_64923 i2c_addr dibx000_i2c_master 0 64923 NULL +disable_so_go7007_usb_read_interrupt_fndecl_64943 go7007_usb_read_interrupt fndecl 0 64943 NULL +disable_so_db_page_addr_ocrdma_create_srq_uresp_64946 db_page_addr ocrdma_create_srq_uresp 0 64946 NULL +disable_so_resolution_snd_timer_hardware_64953 resolution snd_timer_hardware 0 64953 NULL +disable_so___virt_addr_valid_fndecl_64955 __virt_addr_valid fndecl 1 64955 NULL +disable_so_nilfs_btree_insert_fndecl_64974 nilfs_btree_insert fndecl 0-2 64974 NULL +disable_so_nearest_clock_vml_sys_64980 nearest_clock vml_sys 2-0 64980 NULL +disable_so_crypto_cmac_module_init_fndecl_64981 crypto_cmac_module_init fndecl 0 64981 NULL +disable_so_cx23885_set_freq_via_ops_fndecl_64991 cx23885_set_freq_via_ops fndecl 0 64991 NULL +disable_so_hfdiv_code_dib0090_pll_64992 hfdiv_code dib0090_pll 0 64992 NULL +disable_so_phonet_address_get_fndecl_65002 phonet_address_get fndecl 0-2 65002 NULL +disable_so_xtime_sec_timekeeper_65003 xtime_sec timekeeper 0 65003 NULL +disable_so_fll_outdiv__fll_div_65007 fll_outdiv _fll_div 0 65007 NULL +disable_so_spi_max_frequency_ti_qspi_65008 spi_max_frequency ti_qspi 0 65008 NULL +disable_so_switch_time_iwl6000_channel_switch_cmd_65010 switch_time iwl6000_channel_switch_cmd 0 65010 NULL +disable_so_timeout_usdhi6_host_65012 timeout usdhi6_host 0 65012 NULL nohasharray +disable_so_dirtied_time_when_inode_65012 dirtied_time_when inode 0 65012 &disable_so_timeout_usdhi6_host_65012 +disable_so_sys_settimeofday_fndecl_65021 sys_settimeofday fndecl 0 65021 NULL +disable_so_dummy_clock_read_fndecl_65029 dummy_clock_read fndecl 0 65029 NULL +disable_so_bitmap_load_fndecl_65032 bitmap_load fndecl 0 65032 NULL +disable_so_crypto_register_aead_fndecl_65065 crypto_register_aead fndecl 0 65065 NULL +disable_so_clock_frequency_sc18is602_platform_data_65066 clock_frequency sc18is602_platform_data 0 65066 NULL +disable_so_zd1201_get_freq_fndecl_65079 zd1201_get_freq fndecl 0 65079 NULL +disable_so_test_bitmaps_fndecl_65080 test_bitmaps fndecl 0 65080 NULL +disable_so_before_ctime_nsec_nfsd4_change_info_65085 before_ctime_nsec nfsd4_change_info 0 65085 NULL +disable_so_evtbd_addr_lo_host_cmd_ds_pcie_details_65086 evtbd_addr_lo host_cmd_ds_pcie_details 0 65086 NULL +disable_so_cursor_addr_gma_crtc_65091 cursor_addr gma_crtc 0 65091 NULL +disable_so_atomic_set_property_drm_crtc_funcs_65096 atomic_set_property drm_crtc_funcs 0-4 65096 NULL +disable_so_add_timer_on_fndecl_65097 add_timer_on fndecl 2 65097 NULL +disable_so_ccp_sha_final_fndecl_65104 ccp_sha_final fndecl 0 65104 NULL +disable_so_ip_vs_dbg_addr_fndecl_65105 ip_vs_dbg_addr fndecl 1 65105 NULL +disable_so_gl_hold_time_gfs2_glock_65107 gl_hold_time gfs2_glock 0 65107 NULL +disable_so_crypto_shash_update_fndecl_65113 crypto_shash_update fndecl 0-3 65113 NULL +disable_so_sleep_wake_pci_platform_pm_ops_65121 sleep_wake pci_platform_pm_ops 0 65121 NULL +disable_so_snd_hdsp_info_clock_source_fndecl_65123 snd_hdsp_info_clock_source fndecl 0 65123 NULL +disable_so_trace_clock_global_fndecl_65145 trace_clock_global fndecl 0 65145 NULL +disable_so_timestamp_iwl_rx_phy_info_65153 timestamp iwl_rx_phy_info 0 65153 NULL +disable_so_d_btimer_xfs_disk_dquot_65155 d_btimer xfs_disk_dquot 0 65155 NULL +disable_so_mthca_mr_alloc_phys_fndecl_65161 mthca_mr_alloc_phys fndecl 7-5-2-4-0 65161 NULL +disable_so_var_to_timing_fndecl_65170 var_to_timing fndecl 2-3 65170 NULL +disable_so_p2div_pmu1_plltab_entry_65173 p2div pmu1_plltab_entry 0 65173 NULL nohasharray +disable_so_kszphy_ack_interrupt_fndecl_65173 kszphy_ack_interrupt fndecl 0 65173 &disable_so_p2div_pmu1_plltab_entry_65173 +disable_so_timeout_mgsl_struct_65176 timeout mgsl_struct 0 65176 NULL nohasharray +disable_so_amd_uncore_attr_show_cpumask_fndecl_65176 amd_uncore_attr_show_cpumask fndecl 0 65176 &disable_so_timeout_mgsl_struct_65176 +disable_so_padata_register_cpumask_notifier_fndecl_65178 padata_register_cpumask_notifier fndecl 0 65178 NULL +disable_so_bit_clear_fndecl_65181 bit_clear fndecl 3-4-5-6 65181 NULL +disable_so_addr_wil_fw_data_gw4_65184 addr wil_fw_data_gw4 0 65184 NULL +disable_so_phy_addr_skge_hw_65197 phy_addr skge_hw 0 65197 NULL +disable_so_xen_cpuid_xenpf_pcpuinfo_65200 xen_cpuid xenpf_pcpuinfo 0 65200 NULL +disable_so_vsync_v4l2_bt_timings_65208 vsync v4l2_bt_timings 0 65208 NULL nohasharray +disable_so_vmcb_msrpm_nested_state_65208 vmcb_msrpm nested_state 0 65208 &disable_so_vsync_v4l2_bt_timings_65208 +disable_so_determine_event_timeout_rsi_hw_65216 determine_event_timeout rsi_hw 0 65216 NULL +disable_so_rax_kvm_regs_65218 rax kvm_regs 0 65218 NULL +disable_so_tms_utime_compat_tms_65221 tms_utime compat_tms 0 65221 NULL +disable_so_ip_vs_ftp_get_addrport_fndecl_65224 ip_vs_ftp_get_addrport fndecl 4 65224 NULL +disable_so_dclk_radeon_uvd_clock_voltage_dependency_entry_65235 dclk radeon_uvd_clock_voltage_dependency_entry 0 65235 NULL +disable_so_sin6_port_sockaddr_in6_65238 sin6_port sockaddr_in6 0 65238 NULL +disable_so_mtrr_del_page_fndecl_65239 mtrr_del_page fndecl 2-3 65239 NULL +disable_so_timestamp_sec_rt2x00dump_hdr_65245 timestamp_sec rt2x00dump_hdr 0 65245 NULL +disable_so_snd_interval_mulkdiv_fndecl_65264 snd_interval_mulkdiv fndecl 2 65264 NULL +disable_so_ktime_sec_timekeeper_65270 ktime_sec timekeeper 0 65270 NULL nohasharray +disable_so_pid_fcgs_gidft_resp_s_65270 pid fcgs_gidft_resp_s 0 65270 &disable_so_ktime_sec_timekeeper_65270 +disable_so_mmc_set_signal_voltage_fndecl_65277 mmc_set_signal_voltage fndecl 0-3 65277 NULL +disable_so_addr_lo_pm4_query_status_65283 addr_lo pm4_query_status 0 65283 NULL +disable_so_wep_interrupt_read_fndecl_65287 wep_interrupt_read fndecl 3-0 65287 NULL +disable_so_timeout_qib_qp_65289 timeout qib_qp 0 65289 NULL +disable_so_cpuid_edx_fndecl_65291 cpuid_edx fndecl 0 65291 NULL +disable_so_q2_addr_high_nes_qp_context_65298 q2_addr_high nes_qp_context 0 65298 NULL +disable_so_addr_f7188x_sio_65304 addr f7188x_sio 0 65304 NULL +disable_so_st_mtime___old_kernel_stat_65306 st_mtime __old_kernel_stat 0 65306 NULL +disable_so_radeon_fence_wait_seq_timeout_fndecl_65307 radeon_fence_wait_seq_timeout fndecl 4-0 65307 NULL +disable_so_runtime_suspend_power_mode_cyapa_65317 runtime_suspend_power_mode cyapa 0 65317 NULL +disable_so_ieee80211_crypto_ccmp_encrypt_fndecl_65319 ieee80211_crypto_ccmp_encrypt fndecl 2 65319 NULL +disable_so_bbaddr_drm_i915_error_ring_65323 bbaddr drm_i915_error_ring 0 65323 NULL +disable_so_nmi_timer_stop_cpu_fndecl_65325 nmi_timer_stop_cpu fndecl 1 65325 NULL +disable_so_crypto_aead_encrypt_fndecl_65326 crypto_aead_encrypt fndecl 0 65326 NULL +disable_so_d_rtbtimer_fs_disk_quota_65332 d_rtbtimer fs_disk_quota 0 65332 NULL +disable_so_si_calculate_cac_wintime_fndecl_65336 si_calculate_cac_wintime fndecl 0 65336 NULL +disable_so_baseaddr_l_mvumi_sgl_65375 baseaddr_l mvumi_sgl 0 65375 NULL +disable_so_current_flash_timeout_max77693_led_device_65379 current_flash_timeout max77693_led_device 0 65379 NULL +disable_so_shunt_div_ina2xx_config_65385 shunt_div ina2xx_config 0 65385 NULL +disable_so_waiting_set_timer_fndecl_65387 waiting_set_timer fndecl 2 65387 NULL +disable_so_tms_cutime_tms_65396 tms_cutime tms 0 65396 NULL +disable_so_wl1271_acx_rx_msdu_life_time_fndecl_65398 wl1271_acx_rx_msdu_life_time fndecl 0 65398 NULL +disable_so_phy_addr_ax88172a_private_65403 phy_addr ax88172a_private 0 65403 NULL +disable_so_vm_exit_msr_store_addr_vmcs12_65409 vm_exit_msr_store_addr vmcs12 0 65409 NULL +disable_so_reorder_timeout_l2tp_session_cfg_65412 reorder_timeout l2tp_session_cfg 0 65412 NULL nohasharray +disable_so_bit_spin_lock_fndecl_65412 bit_spin_lock fndecl 1 65412 &disable_so_reorder_timeout_l2tp_session_cfg_65412 +disable_so_data_address_mspro_param_register_65413 data_address mspro_param_register 0 65413 NULL +disable_so_addr_hwsq_reg_65417 addr hwsq_reg 0 65417 NULL +disable_so_nla_put_u64_fndecl_65419 nla_put_u64 fndecl 3-0 65419 NULL +disable_so_dma_addr_vb2_dc_buf_65420 dma_addr vb2_dc_buf 0 65420 NULL +disable_so_snd_timer_stop_fndecl_65441 snd_timer_stop fndecl 0 65441 NULL +disable_so_down_timeout_fndecl_65445 down_timeout fndecl 2-0 65445 NULL +disable_so_sys_timer_gettime_fndecl_65465 sys_timer_gettime fndecl 1 65465 NULL +disable_so_pnp_printf_fndecl_65468 pnp_printf fndecl 0 65468 NULL +disable_so_write_reg_cc770_priv_65479 write_reg cc770_priv 3 65479 NULL +disable_so_create_time_stateowner_id_65480 create_time stateowner_id 0 65480 NULL +disable_so_q2_addr_low_nes_qp_context_65481 q2_addr_low nes_qp_context 0 65481 NULL +disable_so_nvme_io_timeout_vardecl_65489 nvme_io_timeout vardecl 0 65489 NULL nohasharray +disable_so_index_nilfs_btree_readahead_info_65489 index nilfs_btree_readahead_info 0 65489 &disable_so_nvme_io_timeout_vardecl_65489 +disable_so_i_uid_f2fs_inode_65496 i_uid f2fs_inode 0 65496 NULL +disable_so_enc_cd_paddr_qat_alg_aead_ctx_65505 enc_cd_paddr qat_alg_aead_ctx 0 65505 NULL +disable_so_s5m_rtc_set_time_fndecl_65518 s5m_rtc_set_time fndecl 0 65518 NULL +disable_so_addr_w83627hf_data_65526 addr w83627hf_data 0 65526 NULL +disable_so_si_pt_regs_65527 si pt_regs 0 65527 NULL +enable_so_rts_threshold_wiphy_15170 rts_threshold wiphy 0 15170 NULL +enable_so_value_iw_param_65472 value iw_param 0 65472 NULL +enable_so_value_acpi_object_integer_44755 value acpi_object_integer 0 44755 NULL +enable_so_idx_ieee80211_tx_rate_64646 idx ieee80211_tx_rate 0 64646 NULL +enable_so_rs_get_adjacent_rate_fndecl_28334 rs_get_adjacent_rate fndecl 0-2 28334 NULL +enable_so_index_rs_rate_53 index rs_rate 0 53 NULL +enable_so_l1_xfs_bmbt_rec_host_22094 l1 xfs_bmbt_rec_host 0 22094 NULL +enable_so_l0_xfs_bmbt_rec_host_34805 l0 xfs_bmbt_rec_host 0 34805 NULL +enable_so_max_scsi_cmds_megasas_instance_35835 max_scsi_cmds megasas_instance 0 35835 NULL +enable_so_throttlequeuedepth_megasas_instance_42316 throttlequeuedepth megasas_instance 0 42316 NULL +enable_so_max_fw_cmds_megasas_instance_53309 max_fw_cmds megasas_instance 0 53309 NULL +enable_so_max_num_sge_megasas_instance_55755 max_num_sge megasas_instance 0 55755 NULL +enable_so_max_sectors_per_req_megasas_instance_56408 max_sectors_per_req megasas_instance 0 56408 NULL +enable_so_max_mfi_cmds_megasas_instance_19731 max_mfi_cmds megasas_instance 0 19731 NULL +enable_so_read_fw_status_reg_megasas_instance_template_13572 read_fw_status_reg megasas_instance_template 0 13572 NULL +enable_so_eip_x86_emulate_ctxt_12354 eip x86_emulate_ctxt 0 12354 NULL +enable_so_next_rip_x86_instruction_info_56868 next_rip x86_instruction_info 0 56868 NULL +enable_so_exit_int_info_vmcb_control_area_18357 exit_int_info vmcb_control_area 0 18357 NULL +enable_so_exit_info_1_vmcb_control_area_20200 exit_info_1 vmcb_control_area 0 20200 NULL +enable_so_event_inj_vmcb_control_area_23434 event_inj vmcb_control_area 0 23434 NULL +enable_so_iopm_base_pa_vmcb_control_area_57998 iopm_base_pa vmcb_control_area 0 57998 NULL +enable_so_i_size_lo_ext4_inode_40153 i_size_lo ext4_inode 0 40153 NULL +enable_so_i_size_high_ext4_inode_18545 i_size_high ext4_inode 0 18545 NULL +enable_so_nr_kvm_queued_interrupt_34927 nr kvm_queued_interrupt 0 34927 NULL +enable_so_last_used_idx_vhost_virtqueue_40059 last_used_idx vhost_virtqueue 0 40059 NULL +enable_so___load_segment_descriptor_fndecl_30833 __load_segment_descriptor fndecl 2-4 30833 NULL +enable_so_resource_size_38580 resource_size nvkm_device_func 0 38580 NULL +enable_so_rate_n_flags_iwlagn_tx_resp_63401 rate_n_flags iwlagn_tx_resp 0 63401 NULL +enable_so_iwlagn_hwrate_to_mac80211_idx_fndecl_57485 iwlagn_hwrate_to_mac80211_idx fndecl 0-1 57485 NULL +enable_so_rate_n_flags_iwl_rx_phy_info_45542 rate_n_flags iwl_rx_phy_info 0 45542 NULL +enable_so_deh_location_reiserfs_de_head_7682 deh_location reiserfs_de_head 0 7682 NULL +enable_so_deh_offset_reiserfs_de_head_42314 deh_offset reiserfs_de_head 0 42314 NULL +enable_so_dsack_tcp_options_received_27706 dsack tcp_options_received 0 27706 NULL diff --git a/tools/gcc/size_overflow_plugin/generate_size_overflow_hash.sh b/tools/gcc/size_overflow_plugin/generate_size_overflow_hash.sh new file mode 100644 index 0000000..be9724d --- /dev/null +++ b/tools/gcc/size_overflow_plugin/generate_size_overflow_hash.sh @@ -0,0 +1,103 @@ +#!/bin/bash + +# This script generates the hash table (size_overflow_hash.h) for the size_overflow gcc plugin (size_overflow_plugin.c). + +header1="size_overflow_hash.h" +database="size_overflow_hash.data" +n=65536 +hashtable_name="size_overflow_hash" + +usage() { +cat <<EOF +usage: $0 options +OPTIONS: + -h|--help help + -o header file + -d database file + -n hash array size + -s name of the hash table +EOF + return 0 +} + +while true +do + case "$1" in + -h|--help) usage && exit 0;; + -n) n=$2; shift 2;; + -o) header1="$2"; shift 2;; + -d) database="$2"; shift 2;; + -s) hashtable_name="$2"; shift 2;; + --) shift 1; break ;; + *) break ;; + esac +done + +create_defines() { + for i in `seq 0 31` + do + echo -e "#define PARAM"$i" (1U << "$i")" >> "$header1" + done + echo >> "$header1" +} + +create_structs() { + rm -f "$header1" + + create_defines + + cat "$database" | while read data + do + data_array=($data) + struct_hash_name="${data_array[0]}" + funcn="${data_array[1]}" + context="${data_array[2]}" + params="${data_array[3]}" + next="${data_array[5]}" + + echo "const struct size_overflow_hash $struct_hash_name = {" >> "$header1" + + echo -e "\t.next\t= $next,\n\t.name\t= \"$funcn\",\n\t.context\t= \"$context\"," >> "$header1" + echo -en "\t.param\t= " >> "$header1" + line= + for param_num in ${params//-/ }; + do + line="${line}PARAM"$param_num"|" + done + + echo -e "${line%?},\n};\n" >> "$header1" + done +} + +create_headers() { + echo "const struct size_overflow_hash * const $hashtable_name[$n] = {" >> "$header1" +} + +create_array_elements() { + index=0 + grep -v "nohasharray" $database | sort -n -k 5 | while read data + do + data_array=($data) + i="${data_array[4]}" + hash="${data_array[0]}" + while [[ $index -lt $i ]] + do + echo -e "\t["$index"]\t= NULL," >> "$header1" + index=$(($index + 1)) + done + index=$(($index + 1)) + echo -e "\t["$i"]\t= &"$hash"," >> "$header1" + done + echo '};' >> $header1 +} + +size_overflow_plugin_dir=`dirname $header1` +if [ "$size_overflow_plugin_dir" != '.' ]; then + mkdir -p "$size_overflow_plugin_dir" 2> /dev/null +fi + +create_structs +create_headers +create_array_elements + +exit 0 diff --git a/tools/gcc/size_overflow_plugin/insert_size_overflow_asm.c b/tools/gcc/size_overflow_plugin/insert_size_overflow_asm.c new file mode 100644 index 0000000..cc20d48 --- /dev/null +++ b/tools/gcc/size_overflow_plugin/insert_size_overflow_asm.c @@ -0,0 +1,416 @@ +/* + * Copyright 2011-2015 by Emese Revfy <re.emese@gmail.com> + * Licensed under the GPL v2, or (at your option) v3 + * + * Homepage: + * https://github.com/ephox-gcc-plugins/size_overflow + * + * Documentation: + * http://forums.grsecurity.net/viewtopic.php?f=7&t=3043 + * + * This plugin recomputes expressions of function arguments marked by a size_overflow attribute + * with double integer precision (DImode/TImode for 32/64 bit integer types). + * The recomputed argument is checked against TYPE_MAX and an event is logged on overflow and the triggering process is killed. + * + * Usage: + * $ make + * $ make run + */ + +#include "size_overflow.h" + +// Data for the size_overflow asm stmt +struct asm_data { + // call or return stmt with our attributes + gimple target_stmt; + // def_stmt of the marked arg + gimple def_stmt; + // size_overflow asm rhs + tree input; + // the output (lhs) of the size_overflow asm is the marked arg + tree output; + // marked arg number (0 for return values) + unsigned int argnum; + // intentional mark type + enum intentional_mark intentional_mark; +}; + +static void __unused print_asm_data(struct asm_data *asm_data) +{ + fprintf(stderr, "-----------------------\nprint_asm_data:\n"); + + fprintf(stderr, "def_stmt\n"); + debug_gimple_stmt(asm_data->def_stmt); + fprintf(stderr, "target_stmt\n"); + debug_gimple_stmt(asm_data->target_stmt); + fprintf(stderr, "output\n"); + debug_tree(asm_data->output); + fprintf(stderr, "input\n"); + debug_tree(asm_data->input); +} + +static const char *convert_mark_to_str(enum intentional_mark mark) +{ + switch (mark) { + case MARK_NO: + return OK_ASM_STR; + case MARK_YES: + return YES_ASM_STR; + case MARK_END_INTENTIONAL: + return END_INTENTIONAL_ASM_STR; + case MARK_TURN_OFF: + return TURN_OFF_ASM_STR; + } + gcc_unreachable(); +} + +static char *create_asm_comment(struct asm_data *asm_data, const char *mark_str) +{ + const char *fn_name; + char *asm_comment; + unsigned int len; + + if (gimple_code(asm_data->target_stmt) == GIMPLE_RETURN) + fn_name = DECL_NAME_POINTER(current_function_decl); + else + fn_name = DECL_NAME_POINTER(gimple_call_fndecl(asm_data->target_stmt)); + + len = asprintf(&asm_comment, "%s %s %u", mark_str, fn_name, asm_data->argnum); + gcc_assert(len > 0); + + return asm_comment; +} + +#if BUILDING_GCC_VERSION <= 4007 +static VEC(tree, gc) *create_asm_io_list(tree string, tree io) +#else +static vec<tree, va_gc> *create_asm_io_list(tree string, tree io) +#endif +{ + tree list; +#if BUILDING_GCC_VERSION <= 4007 + VEC(tree, gc) *vec_list = NULL; +#else + vec<tree, va_gc> *vec_list = NULL; +#endif + + list = build_tree_list(NULL_TREE, string); + list = chainon(NULL_TREE, build_tree_list(list, io)); +#if BUILDING_GCC_VERSION <= 4007 + VEC_safe_push(tree, gc, vec_list, list); +#else + vec_safe_push(vec_list, list); +#endif + return vec_list; +} + +static void create_so_asm_stmt(struct asm_data *asm_data) +{ + char *asm_comment; + const char *mark_str; + gasm *asm_stmt; + gimple_stmt_iterator gsi; + tree str_input, str_output; +#if BUILDING_GCC_VERSION <= 4007 + VEC(tree, gc) *input = NULL, *output = NULL; +#else + vec<tree, va_gc> *input = NULL, *output = NULL; +#endif + + mark_str = convert_mark_to_str(asm_data->intentional_mark); + asm_comment = create_asm_comment(asm_data, mark_str); + + str_input = build_string(2, "0"); + input = create_asm_io_list(str_input, asm_data->input); + str_output = build_string(4, "=rm"); + output = create_asm_io_list(str_output, asm_data->output); + + asm_stmt = as_a_gasm(gimple_build_asm_vec(asm_comment, input, output, NULL, NULL)); + gimple_asm_set_volatile(asm_stmt, true); + + gsi = gsi_for_stmt(asm_data->def_stmt); + gsi_insert_after(&gsi, asm_stmt, GSI_NEW_STMT); + + SSA_NAME_DEF_STMT(asm_data->output) = asm_stmt; + + free(asm_comment); +} + +static void check_size_overflow_asm(struct asm_data *asm_data) +{ + enum intentional_mark old_intentional_mark = get_so_asm_type(asm_data->def_stmt); + + if (old_intentional_mark == asm_data->intentional_mark) + return; + if (asm_data->intentional_mark == MARK_NO) + return; + + print_intentional_mark(old_intentional_mark); + print_intentional_mark(asm_data->intentional_mark); + gcc_unreachable(); +} + +static tree get_so_asm_output(struct asm_data *asm_data) +{ + gimple stmt = asm_data->target_stmt; + unsigned int argnum = asm_data->argnum; + + switch (gimple_code(stmt)) { + case GIMPLE_RETURN: + gcc_assert(argnum == 0); + return gimple_return_retval(as_a_greturn(stmt)); + case GIMPLE_CALL: + gcc_assert(argnum != 0); + gcc_assert(gimple_call_num_args(stmt) >= argnum); + return gimple_call_arg(stmt, argnum - 1); + default: + debug_gimple_stmt(stmt); + gcc_unreachable(); + } +} + +static tree get_so_asm_input(struct asm_data *asm_data) +{ + gassign *assign; + tree output_type, new_var; + gimple_stmt_iterator gsi; + + output_type = TREE_TYPE(asm_data->output); + new_var = create_new_var(output_type); + + assign = gimple_build_assign(new_var, asm_data->output); + gimple_assign_set_lhs(assign, make_ssa_name(new_var, assign)); + + gsi = gsi_for_stmt(asm_data->target_stmt); + gsi_insert_before(&gsi, assign, GSI_NEW_STMT); + + asm_data->def_stmt = assign; + + new_var = create_new_var(output_type); + asm_data->output = make_ssa_name(new_var, asm_data->target_stmt); + + return gimple_assign_lhs(assign); +} + +static void set_so_asm_input_target_stmt(struct asm_data *asm_data) +{ + switch (gimple_code(asm_data->target_stmt)) { + case GIMPLE_CALL: + gimple_call_set_arg(asm_data->target_stmt, asm_data->argnum - 1, asm_data->output); + break; + case GIMPLE_RETURN: + gimple_return_set_retval(as_a_greturn(asm_data->target_stmt), asm_data->output); + break; + default: + debug_gimple_stmt(asm_data->target_stmt); + gcc_unreachable(); + } + + update_stmt(asm_data->def_stmt); +} + +/* This is the gimple part of searching for a missing size_overflow attribute. If the intentional_overflow attribute type + * is of the right kind create the appropriate size_overflow asm stmts: + * __asm__("# size_overflow MARK_END_INTENTIONAL" : =rm" D.3344_8 : "0" cicus.4_16); + * __asm__("# size_overflow MARK_NO" : =rm" cicus.4_16 : "0" size_1(D)); + */ +static void insert_size_overflow_asm(gimple stmt, unsigned int argnum, enum intentional_mark intentional_mark) +{ + struct asm_data asm_data; + + asm_data.target_stmt = stmt; + asm_data.argnum = argnum; + asm_data.intentional_mark = intentional_mark; + + asm_data.output = get_so_asm_output(&asm_data); + if (asm_data.output == NULL_TREE) + return; + if (is_gimple_constant(asm_data.output)) + return; + if (skip_types(asm_data.output)) + return; + + asm_data.def_stmt = get_def_stmt(asm_data.output); + if (is_size_overflow_asm(asm_data.def_stmt)) { + check_size_overflow_asm(&asm_data); + return; + } + + asm_data.input = get_so_asm_input(&asm_data); + + create_so_asm_stmt(&asm_data); + set_so_asm_input_target_stmt(&asm_data); + + update_stmt(asm_data.def_stmt); + update_stmt(asm_data.target_stmt); +} + +// Determine the correct arg index and arg and insert the asm stmt to mark the stmt. +static void insert_so_asm_by_so_attr(gimple stmt, unsigned int orig_argnum) +{ + if (orig_argnum == 0 && gimple_code(stmt) == GIMPLE_RETURN) { + insert_size_overflow_asm(stmt, 0, MARK_NO); + return; + } + + if (orig_argnum != 0 && gimple_code(stmt) == GIMPLE_CALL) + insert_size_overflow_asm(stmt, orig_argnum, MARK_NO); +} + +// If a function arg or the return value is marked by the size_overflow attribute then set its index in the array. +static void set_argnum_attribute(const_tree attr, bool *argnums) +{ + unsigned int argnum; + tree attr_value; + + gcc_assert(attr); + for (attr_value = TREE_VALUE(attr); attr_value; attr_value = TREE_CHAIN(attr_value)) { + argnum = (unsigned int)tree_to_uhwi(TREE_VALUE(attr_value)); + argnums[argnum] = true; + } +} + +// Check whether the arguments are marked by the size_overflow attribute. +static void search_interesting_so_args(tree fndecl, bool *argnums) +{ + const_tree attr; + + attr = get_attribute("size_overflow", fndecl); + if (attr) + set_argnum_attribute(attr, argnums); +} + +static enum intentional_mark handle_intentional_attr(gimple stmt, unsigned int argnum) +{ + const_tree fndecl; + enum intentional_mark mark; + + mark = check_intentional_attribute(stmt, argnum); + if (mark == MARK_NO) + return MARK_NO; + if (gimple_code(stmt) == GIMPLE_RETURN) + fndecl = current_function_decl; + else + fndecl = gimple_call_fndecl(stmt); + if (fndecl == NULL_TREE && !get_size_overflow_hash_entry_tree(fndecl, argnum, DISABLE_SIZE_OVERFLOW)) + return MARK_NO; + insert_size_overflow_asm(stmt, argnum, mark); + return mark; +} + +static void handle_size_overflow_attr_ret(greturn *stmt) +{ + enum intentional_mark mark; + bool orig_argnums[MAX_PARAM + 1] = {false}; + + search_interesting_so_args(get_orig_fndecl(current_function_decl), (bool *) &orig_argnums); + + mark = handle_intentional_attr(stmt, 0); + if (mark == MARK_NO && orig_argnums[0]) + insert_so_asm_by_so_attr(stmt, 0); +} + +// If the argument(s) of the callee function are marked by an attribute then mark the call stmt with an asm stmt +static void handle_size_overflow_attr_call(gcall *stmt) +{ + tree fndecl; + unsigned int argnum; + bool orig_argnums[MAX_PARAM + 1] = {false}; + + fndecl = get_interesting_orig_fndecl_from_stmt(stmt); + if (fndecl == NULL_TREE) + return; + if (DECL_BUILT_IN(fndecl)) + return; + + search_interesting_so_args(fndecl, (bool *) &orig_argnums); + + for (argnum = 1; argnum <= gimple_call_num_args(stmt); argnum++) { + enum intentional_mark mark = handle_intentional_attr(stmt, argnum); + + if (mark == MARK_NO && !is_vararg(fndecl, argnum) && orig_argnums[argnum]) + insert_so_asm_by_so_attr(stmt, argnum); + } +} + +// Iterate over all the stmts and search for call stmts and mark them if they have size_overflow attribute +static unsigned int search_interesting_functions(void) +{ + basic_block bb; + + FOR_EACH_BB_FN(bb, cfun) { + gimple_stmt_iterator gsi; + + for (gsi = gsi_start_bb(bb); !gsi_end_p(gsi); gsi_next(&gsi)) { + gimple stmt = gsi_stmt(gsi); + + if (is_gimple_call(stmt)) + handle_size_overflow_attr_call(as_a_gcall(stmt)); + else if (gimple_code(stmt) == GIMPLE_RETURN) + handle_size_overflow_attr_ret(as_a_greturn(stmt)); + } + } + return 0; +} + +/* + * A lot of functions get inlined before the ipa passes so after the build_ssa gimple pass + * this pass inserts asm stmts to mark the interesting args + * that the ipa pass will detect and insert the size overflow checks for. + */ +#if BUILDING_GCC_VERSION >= 4009 +static const struct pass_data insert_size_overflow_asm_pass_data = { +#else +static struct gimple_opt_pass insert_size_overflow_asm_pass = { + .pass = { +#endif + .type = GIMPLE_PASS, + .name = "insert_size_overflow_asm", +#if BUILDING_GCC_VERSION >= 4008 + .optinfo_flags = OPTGROUP_NONE, +#endif +#if BUILDING_GCC_VERSION >= 5000 +#elif BUILDING_GCC_VERSION >= 4009 + .has_gate = false, + .has_execute = true, +#else + .gate = NULL, + .execute = search_interesting_functions, + .sub = NULL, + .next = NULL, + .static_pass_number = 0, +#endif + .tv_id = TV_NONE, + .properties_required = PROP_cfg, + .properties_provided = 0, + .properties_destroyed = 0, + .todo_flags_start = 0, + .todo_flags_finish = TODO_dump_func | TODO_verify_ssa | TODO_verify_stmts | TODO_remove_unused_locals | TODO_update_ssa_no_phi | TODO_cleanup_cfg | TODO_ggc_collect | TODO_verify_flow +#if BUILDING_GCC_VERSION < 4009 + } +#endif +}; + +#if BUILDING_GCC_VERSION >= 4009 +namespace { +class insert_size_overflow_asm_pass : public gimple_opt_pass { +public: + insert_size_overflow_asm_pass() : gimple_opt_pass(insert_size_overflow_asm_pass_data, g) {} +#if BUILDING_GCC_VERSION >= 5000 + virtual unsigned int execute(function *) { return search_interesting_functions(); } +#else + unsigned int execute() { return search_interesting_functions(); } +#endif +}; +} + +opt_pass *make_insert_size_overflow_asm_pass(void) +{ + return new insert_size_overflow_asm_pass(); +} +#else +struct opt_pass *make_insert_size_overflow_asm_pass(void) +{ + return &insert_size_overflow_asm_pass.pass; +} +#endif diff --git a/tools/gcc/size_overflow_plugin/intentional_overflow.c b/tools/gcc/size_overflow_plugin/intentional_overflow.c new file mode 100644 index 0000000..7d9135d --- /dev/null +++ b/tools/gcc/size_overflow_plugin/intentional_overflow.c @@ -0,0 +1,1032 @@ +/* + * Copyright 2011-2015 by Emese Revfy <re.emese@gmail.com> + * Licensed under the GPL v2, or (at your option) v3 + * + * Homepage: + * https://github.com/ephox-gcc-plugins/size_overflow + * + * Documentation: + * http://forums.grsecurity.net/viewtopic.php?f=7&t=3043 + * + * This plugin recomputes expressions of function arguments marked by a size_overflow attribute + * with double integer precision (DImode/TImode for 32/64 bit integer types). + * The recomputed argument is checked against TYPE_MAX and an event is logged on overflow and the triggering process is killed. + * + * Usage: + * $ make + * $ make run + */ + +#include "size_overflow.h" + +static enum intentional_mark walk_use_def(gimple_set *visited, const_tree lhs); + +static const char *get_asm_string(const gasm *stmt) +{ + if (stmt) + return gimple_asm_string(stmt); + return NULL; +} + +tree get_size_overflow_asm_input(const gasm *stmt) +{ + gcc_assert(gimple_asm_ninputs(stmt) != 0); + return TREE_VALUE(gimple_asm_input_op(stmt, 0)); +} + +bool is_size_overflow_insert_check_asm(const gasm *stmt) +{ + const char *str; + + if (!is_size_overflow_asm(stmt)) + return false; + + str = get_asm_string(stmt); + if (!str) + return false; + return !strncmp(str, OK_ASM_STR, sizeof(OK_ASM_STR) - 1); +} + +bool is_size_overflow_asm(const_gimple stmt) +{ + const char *str; + + if (!stmt) + return false; + if (gimple_code(stmt) != GIMPLE_ASM) + return false; + + str = get_asm_string(as_a_const_gasm(stmt)); + if (!str) + return false; + return !strncmp(str, SO_ASM_STR, sizeof(SO_ASM_STR) - 1); +} + +static bool is_size_overflow_intentional_asm_turn_off(const gasm *stmt) +{ + const char *str; + + if (!is_size_overflow_asm(stmt)) + return false; + + str = get_asm_string(stmt); + if (!str) + return false; + return !strncmp(str, TURN_OFF_ASM_STR, sizeof(TURN_OFF_ASM_STR) - 1); +} + +static bool is_size_overflow_intentional_asm_end(const gasm *stmt) +{ + const char *str; + + if (!is_size_overflow_asm(stmt)) + return false; + + str = get_asm_string(stmt); + if (!str) + return false; + return !strncmp(str, END_INTENTIONAL_ASM_STR, sizeof(END_INTENTIONAL_ASM_STR) - 1); +} + +/* Get the param of the intentional_overflow attribute. + * * 0: MARK_END_INTENTIONAL + * * 1..MAX_PARAM: MARK_YES + * * -1: MARK_TURN_OFF + */ +static tree get_attribute_param(const_tree decl) +{ + const_tree attr; + + if (decl == NULL_TREE) + return NULL_TREE; + + attr = get_attribute("intentional_overflow", decl); + if (attr) + return TREE_VALUE(attr); + return NULL_TREE; +} + +// MARK_TURN_OFF +static bool is_turn_off_intentional_attr(const_tree decl) +{ + const_tree param_head; + + param_head = get_attribute_param(decl); + if (param_head == NULL_TREE) + return false; + + if (tree_to_shwi(TREE_VALUE(param_head)) == -1) + return true; + return false; +} + +// MARK_END_INTENTIONAL +static bool is_end_intentional_intentional_attr(const_tree decl) +{ + const_tree param_head; + + param_head = get_attribute_param(decl); + if (param_head == NULL_TREE) + return false; + + if (tree_to_shwi(TREE_VALUE(param_head)) == 0) + return true; + return false; +} + +// MARK_YES +static bool is_yes_intentional_attr(const_tree decl, unsigned int argnum) +{ + tree param, param_head; + + if (argnum == 0) + return false; + + param_head = get_attribute_param(decl); + for (param = param_head; param; param = TREE_CHAIN(param)) { + int argval = tree_to_shwi(TREE_VALUE(param)); + + if (argval <= 0) + continue; + if (argnum == (unsigned int)argval) + return true; + } + return false; +} + +static void print_missing_intentional(enum intentional_mark callee_attr, enum intentional_mark caller_attr, const_tree decl, unsigned int argnum) +{ + const struct size_overflow_hash *hash; +// location_t loc; + + if (caller_attr == MARK_NO || caller_attr == MARK_END_INTENTIONAL || caller_attr == MARK_TURN_OFF) + return; + + if (callee_attr == MARK_END_INTENTIONAL || callee_attr == MARK_YES) + return; + + hash = get_size_overflow_hash_entry_tree(decl, argnum, SIZE_OVERFLOW); + if (!hash) + return; + +// !!! +// loc = DECL_SOURCE_LOCATION(decl); +// inform(loc, "The intentional_overflow attribute is missing from +%s+%u+", DECL_NAME_POINTER(decl), argnum); +} + +// Get the field decl of a component ref for intentional_overflow checking +static const_tree search_field_decl(const_tree comp_ref) +{ + const_tree field = NULL_TREE; + unsigned int i, len = TREE_OPERAND_LENGTH(comp_ref); + + for (i = 0; i < len; i++) { + field = TREE_OPERAND(comp_ref, i); + if (TREE_CODE(field) == FIELD_DECL) + break; + } + gcc_assert(TREE_CODE(field) == FIELD_DECL); + return field; +} + +/* Get the type of the intentional_overflow attribute of a node + * * MARK_TURN_OFF + * * MARK_YES + * * MARK_NO + * * MARK_END_INTENTIONAL + */ +enum intentional_mark get_intentional_attr_type(const_tree node) +{ + const_tree cur_decl; + + if (node == NULL_TREE) + return MARK_NO; + + switch (TREE_CODE(node)) { + case COMPONENT_REF: + cur_decl = search_field_decl(node); + // !!! temporarily ignore bitfield types + if (DECL_BIT_FIELD_TYPE(cur_decl)) + return MARK_YES; + if (is_turn_off_intentional_attr(cur_decl)) + return MARK_TURN_OFF; + if (is_end_intentional_intentional_attr(cur_decl)) + return MARK_YES; + break; + case PARM_DECL: { + unsigned int argnum; + + cur_decl = get_orig_fndecl(current_function_decl); + argnum = find_arg_number_tree(node, cur_decl); + if (argnum == CANNOT_FIND_ARG) + return MARK_NO; + if (is_yes_intentional_attr(cur_decl, argnum)) + return MARK_YES; + if (is_end_intentional_intentional_attr(cur_decl)) + return MARK_END_INTENTIONAL; + break; + } + case FUNCTION_DECL: { + const_tree fndecl = get_orig_fndecl(node); + + if (is_turn_off_intentional_attr(fndecl)) + return MARK_TURN_OFF; + if (is_end_intentional_intentional_attr(fndecl)) + return MARK_END_INTENTIONAL; + break; + } + case FIELD_DECL: + // !!! temporarily ignore bitfield types + if (DECL_BIT_FIELD_TYPE(node)) + return MARK_YES; + case VAR_DECL: + if (is_end_intentional_intentional_attr(node)) + return MARK_END_INTENTIONAL; + if (is_turn_off_intentional_attr(node)) + return MARK_TURN_OFF; + default: + break; + } + return MARK_NO; +} + +static enum intentional_mark walk_use_def_phi(gimple_set *visited, const_tree result) +{ + enum intentional_mark mark = MARK_NO; + gphi *phi = as_a_gphi(get_def_stmt(result)); + unsigned int i, n = gimple_phi_num_args(phi); + + pointer_set_insert(visited, phi); + for (i = 0; i < n; i++) { + tree arg = gimple_phi_arg_def(phi, i); + + mark = walk_use_def(visited, arg); + if (mark != MARK_NO) + return mark; + } + + return mark; +} + +static enum intentional_mark walk_use_def_binary(gimple_set *visited, const_tree lhs) +{ + enum intentional_mark mark; + tree rhs1, rhs2; + gassign *def_stmt = as_a_gassign(get_def_stmt(lhs)); + + rhs1 = gimple_assign_rhs1(def_stmt); + rhs2 = gimple_assign_rhs2(def_stmt); + + mark = walk_use_def(visited, rhs1); + if (mark == MARK_NO) + return walk_use_def(visited, rhs2); + return mark; +} + +enum intentional_mark get_so_asm_type(const_gimple stmt) +{ + const gasm *asm_stmt; + + if (!stmt) + return MARK_NO; + if (!is_size_overflow_asm(stmt)) + return MARK_NO; + + asm_stmt = as_a_const_gasm(stmt); + if (is_size_overflow_insert_check_asm(asm_stmt)) + return MARK_NO; + if (is_size_overflow_intentional_asm_turn_off(asm_stmt)) + return MARK_TURN_OFF; + if (is_size_overflow_intentional_asm_end(asm_stmt)) + return MARK_END_INTENTIONAL; + return MARK_YES; +} + +static enum intentional_mark walk_use_def(gimple_set *visited, const_tree lhs) +{ + const_gimple def_stmt; + + if (TREE_CODE(lhs) != SSA_NAME) + return get_intentional_attr_type(lhs); + + def_stmt = get_def_stmt(lhs); + gcc_assert(def_stmt); + + if (pointer_set_insert(visited, def_stmt)) + return MARK_NO; + + switch (gimple_code(def_stmt)) { + case GIMPLE_CALL: + case GIMPLE_RETURN: + return MARK_NO; + case GIMPLE_NOP: + return walk_use_def(visited, SSA_NAME_VAR(lhs)); + case GIMPLE_ASM: + return get_so_asm_type(as_a_const_gasm(def_stmt)); + case GIMPLE_PHI: + return walk_use_def_phi(visited, lhs); + case GIMPLE_ASSIGN: + switch (gimple_num_ops(def_stmt)) { + case 2: + return walk_use_def(visited, gimple_assign_rhs1(def_stmt)); + case 3: + return walk_use_def_binary(visited, lhs); + } + default: + debug_gimple_stmt((gimple)def_stmt); + error("%s: unknown gimple code", __func__); + gcc_unreachable(); + } +} + +enum intentional_mark check_intentional_size_overflow_asm_and_attribute(const_tree var) +{ + enum intentional_mark mark; + gimple_set *visited; + + if (is_turn_off_intentional_attr(get_orig_fndecl(current_function_decl))) + return MARK_TURN_OFF; + + visited = pointer_set_create(); + mark = walk_use_def(visited, var); + pointer_set_destroy(visited); + + return mark; +} + +/* Search intentional_overflow attribute on caller and on callee too. + * -1 / MARK_TURN_OFF: means that overflow checking is turned off inside the function and + * parameters aren't tracked backwards. + * 1..31 / MARK_YES: e.g., 4 means that overflow checking is turned off on the fourth parameter inside + * the function. + * 0 / MARK_END_INTENTIONAL: means that overflow checking is turned off on all the parameters of the function + * in all callers (on a structure field means that overflow checking is turned off + * in all expressions involving the given field). + */ +enum intentional_mark check_intentional_attribute(const_gimple stmt, unsigned int argnum) +{ + enum intentional_mark caller_mark, callee_mark; + const_tree fndecl, orig_cur_fndecl, arg; + + orig_cur_fndecl = get_orig_fndecl(current_function_decl); + + // handle MARK_TURN_OFF early on the caller + if (is_turn_off_intentional_attr(orig_cur_fndecl)) + return MARK_TURN_OFF; + // handle MARK_END_INTENTIONAL on the caller + if (is_end_intentional_intentional_attr(orig_cur_fndecl)) + return MARK_END_INTENTIONAL; + + switch (gimple_code(stmt)) { + case GIMPLE_RETURN: + gcc_assert(argnum == 0); + // for now ignore other intentional attribute types on returns + return MARK_NO; + case GIMPLE_CALL: + gcc_assert(argnum != 0); + gcc_assert(argnum <= gimple_call_num_args(stmt)); + arg = gimple_call_arg(stmt, argnum - 1); + break; + default: + debug_gimple_stmt((gimple)stmt); + gcc_unreachable(); + } + + // XXX ideiglenesen 0-nal a fuggvenyen belul is ki van kapcsolva a dupolas, eddig igy mukodott a doksi ellenere + if (is_end_intentional_intentional_attr(orig_cur_fndecl)) + return MARK_END_INTENTIONAL; + + fndecl = get_interesting_orig_fndecl_from_stmt(as_a_const_gcall(stmt)); + // handle MARK_TURN_OFF on the callee + if (is_turn_off_intentional_attr(fndecl)) + return MARK_TURN_OFF; + // find a defining marked caller argument or struct field for arg + caller_mark = check_intentional_size_overflow_asm_and_attribute(arg); + + // did we find a marked struct field? + if (caller_mark == MARK_TURN_OFF) + return MARK_TURN_OFF; + + // handle MARK_END_INTENTIONAL on the callee + if (is_end_intentional_intentional_attr(fndecl)) + callee_mark = MARK_END_INTENTIONAL; + // is it a marked callee parameter? + else if (is_yes_intentional_attr(fndecl, argnum)) + callee_mark = MARK_YES; + else + callee_mark = MARK_NO; + + // no intentional attribute found + if (callee_mark == MARK_NO && caller_mark == MARK_NO) + return MARK_NO; + + // MARK_YES is meaningful only on the caller + if (caller_mark == MARK_NO && callee_mark == MARK_YES) + return MARK_NO; + + // we found a code region where we don't want to duplicate + if (caller_mark == MARK_YES && callee_mark == MARK_END_INTENTIONAL) + return MARK_END_INTENTIONAL; + + // ignore the intentional attribute on the callee if we didn't find a marked defining argument or struct field + if (caller_mark == MARK_NO && callee_mark == MARK_END_INTENTIONAL) + return MARK_NO; + + // the callee is missing the intentional attribute (MARK_YES or MARK_END_INTENTIONAL) + if (caller_mark == MARK_YES) { + print_missing_intentional(callee_mark, caller_mark, fndecl, argnum); + return MARK_YES; + } + + fprintf(stderr, "caller: %s callee: %s\n", DECL_NAME_POINTER(orig_cur_fndecl), DECL_NAME_POINTER(fndecl)); + debug_gimple_stmt((gimple)stmt); + print_intentional_mark(caller_mark); + print_intentional_mark(callee_mark); + gcc_unreachable(); +} + +bool is_a_cast_and_const_overflow(const_tree no_const_rhs) +{ + const_tree rhs1, lhs, rhs1_type, lhs_type; + enum machine_mode lhs_mode, rhs_mode; + gimple def_stmt = get_def_stmt(no_const_rhs); + + if (!def_stmt || !gimple_assign_cast_p(def_stmt)) + return false; + + rhs1 = gimple_assign_rhs1(def_stmt); + lhs = gimple_assign_lhs(def_stmt); + rhs1_type = TREE_TYPE(rhs1); + lhs_type = TREE_TYPE(lhs); + rhs_mode = TYPE_MODE(rhs1_type); + lhs_mode = TYPE_MODE(lhs_type); + if (TYPE_UNSIGNED(lhs_type) == TYPE_UNSIGNED(rhs1_type) || lhs_mode != rhs_mode) + return false; + + return true; +} + +static unsigned int uses_num(tree node) +{ + imm_use_iterator imm_iter; + use_operand_p use_p; + unsigned int num = 0; + + FOR_EACH_IMM_USE_FAST(use_p, imm_iter, node) { + gimple use_stmt = USE_STMT(use_p); + + if (use_stmt == NULL) + return num; + if (is_gimple_debug(use_stmt)) + continue; + if (gimple_assign_cast_p(use_stmt) && is_size_overflow_type(gimple_assign_lhs(use_stmt))) + continue; + num++; + } + return num; +} + +static bool no_uses(tree node) +{ + return !uses_num(node); +} + +// 3.8.5 mm/page-writeback.c __ilog2_u64(): ret, uint + uintmax; uint -> int; int max +bool is_const_plus_unsigned_signed_truncation(const_tree lhs) +{ + tree rhs1, lhs_type, rhs_type, rhs2, not_const_rhs; + gimple def_stmt = get_def_stmt(lhs); + + if (!def_stmt || !gimple_assign_cast_p(def_stmt)) + return false; + + rhs1 = gimple_assign_rhs1(def_stmt); + rhs_type = TREE_TYPE(rhs1); + lhs_type = TREE_TYPE(lhs); + if (TYPE_UNSIGNED(lhs_type) || !TYPE_UNSIGNED(rhs_type)) + return false; + if (TYPE_MODE(lhs_type) != TYPE_MODE(rhs_type)) + return false; + + def_stmt = get_def_stmt(rhs1); + if (!def_stmt || !is_gimple_assign(def_stmt) || gimple_num_ops(def_stmt) != 3) + return false; + + if (gimple_assign_rhs_code(def_stmt) != PLUS_EXPR) + return false; + + rhs1 = gimple_assign_rhs1(def_stmt); + rhs2 = gimple_assign_rhs2(def_stmt); + if (!is_gimple_constant(rhs1) && !is_gimple_constant(rhs2)) + return false; + + if (is_gimple_constant(rhs2)) + not_const_rhs = rhs1; + else + not_const_rhs = rhs2; + + return no_uses(not_const_rhs); +} + +static bool is_lt_signed_type_max(const_tree rhs) +{ + const_tree new_type, type_max, type = TREE_TYPE(rhs); + + if (!TYPE_UNSIGNED(type)) + return true; + + switch (TYPE_MODE(type)) { + case QImode: + new_type = intQI_type_node; + break; + case HImode: + new_type = intHI_type_node; + break; + case SImode: + new_type = intSI_type_node; + break; + case DImode: + new_type = intDI_type_node; + break; + default: + debug_tree((tree)type); + gcc_unreachable(); + } + + type_max = TYPE_MAX_VALUE(new_type); + if (!tree_int_cst_lt(type_max, rhs)) + return true; + + return false; +} + +static bool is_gt_zero(const_tree rhs) +{ + const_tree type = TREE_TYPE(rhs); + + if (TYPE_UNSIGNED(type)) + return true; + + if (!tree_int_cst_lt(rhs, integer_zero_node)) + return true; + + return false; +} + +bool is_a_constant_overflow(const gassign *stmt, const_tree rhs) +{ + if (gimple_assign_rhs_code(stmt) == MIN_EXPR) + return false; + if (!is_gimple_constant(rhs)) + return false; + + // if the const is between 0 and the max value of the signed type of the same bitsize then there is no intentional overflow + if (is_lt_signed_type_max(rhs) && is_gt_zero(rhs)) + return false; + + return true; +} + +static tree change_assign_rhs(struct visited *visited, gassign *stmt, const_tree orig_rhs, tree new_rhs) +{ + const_gimple assign; + gimple_stmt_iterator gsi = gsi_for_stmt(stmt); + tree origtype = TREE_TYPE(orig_rhs); + + assign = build_cast_stmt(visited, origtype, new_rhs, CREATE_NEW_VAR, &gsi, BEFORE_STMT, false); + pointer_set_insert(visited->my_stmts, assign); + return get_lhs(assign); +} + +tree handle_intentional_overflow(struct visited *visited, interesting_stmts_t expand_from, bool check_overflow, gassign *stmt, tree change_rhs, tree new_rhs2) +{ + tree new_rhs, orig_rhs; + void (*gimple_assign_set_rhs)(gimple, tree); + tree rhs1 = gimple_assign_rhs1(stmt); + tree rhs2 = gimple_assign_rhs2(stmt); + tree lhs = gimple_assign_lhs(stmt); + + if (!check_overflow) + return create_assign(visited, stmt, lhs, AFTER_STMT); + + if (change_rhs == NULL_TREE) + return create_assign(visited, stmt, lhs, AFTER_STMT); + + if (new_rhs2 == NULL_TREE) { + orig_rhs = rhs1; + gimple_assign_set_rhs = &gimple_assign_set_rhs1; + } else { + orig_rhs = rhs2; + gimple_assign_set_rhs = &gimple_assign_set_rhs2; + } + + check_size_overflow(expand_from, stmt, TREE_TYPE(change_rhs), change_rhs, orig_rhs, BEFORE_STMT); + + new_rhs = change_assign_rhs(visited, stmt, orig_rhs, change_rhs); + gimple_assign_set_rhs(stmt, new_rhs); + update_stmt(stmt); + + return create_assign(visited, stmt, lhs, AFTER_STMT); +} + +static bool is_subtraction_special(struct visited *visited, const gassign *stmt) +{ + gimple rhs1_def_stmt, rhs2_def_stmt; + const_tree rhs1_def_stmt_rhs1, rhs2_def_stmt_rhs1, rhs1_def_stmt_lhs, rhs2_def_stmt_lhs; + enum machine_mode rhs1_def_stmt_rhs1_mode, rhs2_def_stmt_rhs1_mode, rhs1_def_stmt_lhs_mode, rhs2_def_stmt_lhs_mode; + const_tree rhs1 = gimple_assign_rhs1(stmt); + const_tree rhs2 = gimple_assign_rhs2(stmt); + + if (is_gimple_constant(rhs1) || is_gimple_constant(rhs2)) + return false; + + if (gimple_assign_rhs_code(stmt) != MINUS_EXPR) + return false; + + gcc_assert(TREE_CODE(rhs1) == SSA_NAME && TREE_CODE(rhs2) == SSA_NAME); + + rhs1_def_stmt = get_def_stmt(rhs1); + rhs2_def_stmt = get_def_stmt(rhs2); + if (!gimple_assign_cast_p(rhs1_def_stmt) || !gimple_assign_cast_p(rhs2_def_stmt)) + return false; + + rhs1_def_stmt_rhs1 = gimple_assign_rhs1(rhs1_def_stmt); + rhs2_def_stmt_rhs1 = gimple_assign_rhs1(rhs2_def_stmt); + rhs1_def_stmt_lhs = gimple_assign_lhs(rhs1_def_stmt); + rhs2_def_stmt_lhs = gimple_assign_lhs(rhs2_def_stmt); + rhs1_def_stmt_rhs1_mode = TYPE_MODE(TREE_TYPE(rhs1_def_stmt_rhs1)); + rhs2_def_stmt_rhs1_mode = TYPE_MODE(TREE_TYPE(rhs2_def_stmt_rhs1)); + rhs1_def_stmt_lhs_mode = TYPE_MODE(TREE_TYPE(rhs1_def_stmt_lhs)); + rhs2_def_stmt_lhs_mode = TYPE_MODE(TREE_TYPE(rhs2_def_stmt_lhs)); + if (GET_MODE_BITSIZE(rhs1_def_stmt_rhs1_mode) <= GET_MODE_BITSIZE(rhs1_def_stmt_lhs_mode)) + return false; + if (GET_MODE_BITSIZE(rhs2_def_stmt_rhs1_mode) <= GET_MODE_BITSIZE(rhs2_def_stmt_lhs_mode)) + return false; + + pointer_set_insert(visited->no_cast_check, rhs1_def_stmt); + pointer_set_insert(visited->no_cast_check, rhs2_def_stmt); + return true; +} + +static gassign *create_binary_assign(struct visited *visited, enum tree_code code, gassign *stmt, tree rhs1, tree rhs2) +{ + gassign *assign; + gimple_stmt_iterator gsi = gsi_for_stmt(stmt); + tree type = TREE_TYPE(rhs1); + tree lhs = create_new_var(type); + + gcc_assert(types_compatible_p(type, TREE_TYPE(rhs2))); + assign = as_a_gassign(gimple_build_assign_with_ops(code, lhs, rhs1, rhs2)); + gimple_assign_set_lhs(assign, make_ssa_name(lhs, assign)); + + gsi_insert_before(&gsi, assign, GSI_NEW_STMT); + update_stmt(assign); + pointer_set_insert(visited->my_stmts, assign); + return assign; +} + +static tree cast_to_TI_type(struct visited *visited, gassign *stmt, tree node) +{ + gimple_stmt_iterator gsi; + const_gimple cast_stmt; + tree type = TREE_TYPE(node); + + if (types_compatible_p(type, intTI_type_node)) + return node; + + gsi = gsi_for_stmt(stmt); + cast_stmt = build_cast_stmt(visited, intTI_type_node, node, CREATE_NEW_VAR, &gsi, BEFORE_STMT, false); + pointer_set_insert(visited->my_stmts, cast_stmt); + return get_lhs(cast_stmt); +} + +static tree get_def_stmt_rhs(struct visited *visited, const_tree var) +{ + tree rhs1, def_stmt_rhs1; + gimple rhs1_def_stmt, def_stmt_rhs1_def_stmt, def_stmt; + + def_stmt = get_def_stmt(var); + if (!gimple_assign_cast_p(def_stmt)) + return NULL_TREE; + gcc_assert(gimple_code(def_stmt) != GIMPLE_NOP && pointer_set_contains(visited->my_stmts, def_stmt) && gimple_assign_cast_p(def_stmt)); + + rhs1 = gimple_assign_rhs1(def_stmt); + rhs1_def_stmt = get_def_stmt(rhs1); + if (!gimple_assign_cast_p(rhs1_def_stmt)) + return rhs1; + + def_stmt_rhs1 = gimple_assign_rhs1(rhs1_def_stmt); + def_stmt_rhs1_def_stmt = get_def_stmt(def_stmt_rhs1); + + switch (gimple_code(def_stmt_rhs1_def_stmt)) { + case GIMPLE_CALL: + case GIMPLE_NOP: + case GIMPLE_ASM: + case GIMPLE_PHI: + return def_stmt_rhs1; + case GIMPLE_ASSIGN: + return rhs1; + default: + debug_gimple_stmt(def_stmt_rhs1_def_stmt); + gcc_unreachable(); + } +} + +tree handle_integer_truncation(struct visited *visited, interesting_stmts_t expand_from, const_tree lhs) +{ + tree new_rhs1, new_rhs2; + tree new_rhs1_def_stmt_rhs1, new_rhs2_def_stmt_rhs1, new_lhs; + gassign *assign, *stmt = as_a_gassign(get_def_stmt(lhs)); + tree rhs1 = gimple_assign_rhs1(stmt); + tree rhs2 = gimple_assign_rhs2(stmt); + + if (!is_subtraction_special(visited, stmt)) + return NULL_TREE; + + new_rhs1 = expand(visited, expand_from, rhs1); + new_rhs2 = expand(visited, expand_from, rhs2); + + new_rhs1_def_stmt_rhs1 = get_def_stmt_rhs(visited, new_rhs1); + new_rhs2_def_stmt_rhs1 = get_def_stmt_rhs(visited, new_rhs2); + + if (new_rhs1_def_stmt_rhs1 == NULL_TREE || new_rhs2_def_stmt_rhs1 == NULL_TREE) + return NULL_TREE; + + if (!types_compatible_p(TREE_TYPE(new_rhs1_def_stmt_rhs1), TREE_TYPE(new_rhs2_def_stmt_rhs1))) { + new_rhs1_def_stmt_rhs1 = cast_to_TI_type(visited, stmt, new_rhs1_def_stmt_rhs1); + new_rhs2_def_stmt_rhs1 = cast_to_TI_type(visited, stmt, new_rhs2_def_stmt_rhs1); + } + + assign = create_binary_assign(visited, MINUS_EXPR, stmt, new_rhs1_def_stmt_rhs1, new_rhs2_def_stmt_rhs1); + new_lhs = gimple_assign_lhs(assign); + check_size_overflow(expand_from, assign, TREE_TYPE(new_lhs), new_lhs, rhs1, AFTER_STMT); + + return dup_assign(visited, stmt, lhs, new_rhs1, new_rhs2, NULL_TREE); +} + +bool is_a_neg_overflow(const gassign *stmt, const_tree rhs) +{ + const_gimple def_stmt; + + if (TREE_CODE(rhs) != SSA_NAME) + return false; + + if (gimple_assign_rhs_code(stmt) != PLUS_EXPR) + return false; + + def_stmt = get_def_stmt(rhs); + if (!is_gimple_assign(def_stmt) || gimple_assign_rhs_code(def_stmt) != BIT_NOT_EXPR) + return false; + + return true; +} + +/* e.g., drivers/acpi/acpica/utids.c acpi_ut_execute_CID() + * ((count - 1) * sizeof(struct acpi_pnp_dee_id_list) -> (count + fffffff) * 16 + * fffffff * 16 > signed max -> truncate + */ +static bool look_for_mult_and_add(const_gimple stmt) +{ + const_tree res; + tree rhs1, rhs2, def_rhs1, def_rhs2, const_rhs, def_const_rhs; + const_gimple def_stmt; + + if (!stmt || gimple_code(stmt) == GIMPLE_NOP) + return false; + if (!is_gimple_assign(stmt)) + return false; + if (gimple_assign_rhs_code(stmt) != MULT_EXPR) + return false; + + rhs1 = gimple_assign_rhs1(stmt); + rhs2 = gimple_assign_rhs2(stmt); + if (is_gimple_constant(rhs1)) { + const_rhs = rhs1; + def_stmt = get_def_stmt(rhs2); + } else if (is_gimple_constant(rhs2)) { + const_rhs = rhs2; + def_stmt = get_def_stmt(rhs1); + } else + return false; + + if (!is_gimple_assign(def_stmt)) + return false; + + if (gimple_assign_rhs_code(def_stmt) != PLUS_EXPR && gimple_assign_rhs_code(def_stmt) != MINUS_EXPR) + return false; + + def_rhs1 = gimple_assign_rhs1(def_stmt); + def_rhs2 = gimple_assign_rhs2(def_stmt); + if (is_gimple_constant(def_rhs1)) + def_const_rhs = def_rhs1; + else if (is_gimple_constant(def_rhs2)) + def_const_rhs = def_rhs2; + else + return false; + + res = fold_binary_loc(gimple_location(def_stmt), MULT_EXPR, TREE_TYPE(const_rhs), const_rhs, def_const_rhs); + if (is_lt_signed_type_max(res) && is_gt_zero(res)) + return false; + return true; +} + +enum intentional_overflow_type add_mul_intentional_overflow(const gassign *stmt) +{ + const_gimple def_stmt_1, def_stmt_2; + const_tree rhs1, rhs2; + bool add_mul_rhs1, add_mul_rhs2; + + rhs1 = gimple_assign_rhs1(stmt); + def_stmt_1 = get_def_stmt(rhs1); + add_mul_rhs1 = look_for_mult_and_add(def_stmt_1); + + rhs2 = gimple_assign_rhs2(stmt); + def_stmt_2 = get_def_stmt(rhs2); + add_mul_rhs2 = look_for_mult_and_add(def_stmt_2); + + if (add_mul_rhs1) + return RHS1_INTENTIONAL_OVERFLOW; + if (add_mul_rhs2) + return RHS2_INTENTIONAL_OVERFLOW; + return NO_INTENTIONAL_OVERFLOW; +} + +static gassign *get_dup_stmt(struct visited *visited, gassign *stmt) +{ + gassign *my_stmt; + gimple_stmt_iterator gsi = gsi_for_stmt(stmt); + + gsi_next(&gsi); + my_stmt = as_a_gassign(gsi_stmt(gsi)); + + gcc_assert(pointer_set_contains(visited->my_stmts, my_stmt)); + if (gimple_assign_cast_p(stmt) && gimple_assign_cast_p(my_stmt)) + return my_stmt; + + if (gimple_assign_rhs_code(stmt) != gimple_assign_rhs_code(my_stmt)) { + fprintf(stderr, "%s != %s\n", get_tree_code_name(gimple_assign_rhs_code(stmt)), get_tree_code_name(gimple_assign_rhs_code(my_stmt))); + debug_gimple_stmt(stmt); + debug_gimple_stmt(my_stmt); + gcc_unreachable(); + } + + return my_stmt; +} + +/* unsigned type -> unary or binary assign (rhs1 or rhs2 is constant) + * unsigned type cast to signed type, unsigned type: no more uses + * e.g., lib/vsprintf.c:simple_strtol() + * _10 = (unsigned long int) _9 + * _11 = -_10; + * _12 = (long int) _11; (_11_ no more uses) + */ +static bool is_call_or_cast(gimple stmt) +{ + return gimple_assign_cast_p(stmt) || is_gimple_call(stmt); +} + +static bool is_unsigned_cast_or_call_def_stmt(const_tree node) +{ + const_tree rhs; + gimple def_stmt; + + if (node == NULL_TREE) + return true; + if (is_gimple_constant(node)) + return true; + + def_stmt = get_def_stmt(node); + if (!def_stmt) + return false; + + if (is_call_or_cast(def_stmt)) + return true; + + if (!is_gimple_assign(def_stmt) || gimple_num_ops(def_stmt) != 2) + return false; + rhs = gimple_assign_rhs1(def_stmt); + def_stmt = get_def_stmt(rhs); + if (!def_stmt) + return false; + return is_call_or_cast(def_stmt); +} + +void unsigned_signed_cast_intentional_overflow(struct visited *visited, gassign *stmt) +{ + unsigned int use_num; + gassign *so_stmt; + const_gimple def_stmt; + const_tree rhs1, rhs2; + tree rhs = gimple_assign_rhs1(stmt); + tree lhs_type = TREE_TYPE(gimple_assign_lhs(stmt)); + const_tree rhs_type = TREE_TYPE(rhs); + + if (!(TYPE_UNSIGNED(rhs_type) && !TYPE_UNSIGNED(lhs_type))) + return; + if (GET_MODE_BITSIZE(TYPE_MODE(rhs_type)) != GET_MODE_BITSIZE(TYPE_MODE(lhs_type))) + return; + use_num = uses_num(rhs); + if (use_num != 1) + return; + + def_stmt = get_def_stmt(rhs); + if (!def_stmt) + return; + if (!is_gimple_assign(def_stmt)) + return; + + rhs1 = gimple_assign_rhs1(def_stmt); + if (!is_unsigned_cast_or_call_def_stmt(rhs1)) + return; + + rhs2 = gimple_assign_rhs2(def_stmt); + if (!is_unsigned_cast_or_call_def_stmt(rhs2)) + return; + if (gimple_num_ops(def_stmt) == 3 && !is_gimple_constant(rhs1) && !is_gimple_constant(rhs2)) + return; + + so_stmt = get_dup_stmt(visited, stmt); + create_up_and_down_cast(visited, so_stmt, lhs_type, gimple_assign_rhs1(so_stmt)); +} + +/* gcc intentional overflow + * e.g., skb_set_network_header(), skb_set_mac_header() + * -, int offset + u16 network_header + * offset = -x->props.header_len + * skb->network_header += offset; + * + * SSA + * _141 = -_140; + * _154 = (short unsigned int) _141; + * _155 = (size_overflow_type_SI) _154; + * _156 = _154 + _155; // 2x + * _157 = (short unsigned int) _156; + */ +static bool is_short_cast_neg(const_tree rhs) +{ + const_tree cast_rhs; + const_gimple neg_stmt; + gimple neg_cast_stmt, cast_stmt = get_def_stmt(rhs); + + if (!cast_stmt || !gimple_assign_cast_p(cast_stmt)) + return false; + + cast_rhs = gimple_assign_rhs1(cast_stmt); + if (GET_MODE_BITSIZE(TYPE_MODE(TREE_TYPE(cast_rhs))) >= GET_MODE_BITSIZE(TYPE_MODE(TREE_TYPE(rhs)))) + return false; + + neg_cast_stmt = get_def_stmt(cast_rhs); + if (!neg_cast_stmt || !gimple_assign_cast_p(neg_cast_stmt)) + return false; + + neg_stmt = get_def_stmt(gimple_assign_rhs1(neg_cast_stmt)); + if (!neg_stmt || !is_gimple_assign(neg_stmt)) + return false; + return gimple_assign_rhs_code(neg_stmt) == NEGATE_EXPR; +} + +static bool check_add_stmt(const_tree node) +{ + const_gimple add_stmt; + const_tree add_rhs1, add_rhs2; + + if (node == NULL_TREE) + return false; + + add_stmt = get_def_stmt(node); + if (!add_stmt || !is_gimple_assign(add_stmt) || gimple_assign_rhs_code(add_stmt) != PLUS_EXPR) + return false; + + add_rhs1 = gimple_assign_rhs1(add_stmt); + add_rhs2 = gimple_assign_rhs2(add_stmt); + return is_short_cast_neg(add_rhs1) || is_short_cast_neg(add_rhs2); +} + +bool neg_short_add_intentional_overflow(gassign *unary_stmt) +{ + const_tree rhs1, add_rhs1, add_rhs2, cast_rhs; + gimple cast_stmt; + const_gimple add_stmt; + + rhs1 = gimple_assign_rhs1(unary_stmt); + + cast_stmt = get_def_stmt(rhs1); + if (!cast_stmt || !gimple_assign_cast_p(cast_stmt)) + return false; + cast_rhs = gimple_assign_rhs1(cast_stmt); + if (GET_MODE_BITSIZE(TYPE_MODE(TREE_TYPE(cast_rhs))) <= GET_MODE_BITSIZE(TYPE_MODE(TREE_TYPE(rhs1)))) + return false; + + // one or two plus expressions + if (check_add_stmt(cast_rhs)) + return true; + + add_stmt = get_def_stmt(cast_rhs); + if (!add_stmt || !is_gimple_assign(add_stmt)) + return false; + add_rhs1 = gimple_assign_rhs1(add_stmt); + if (check_add_stmt(add_rhs1)) + return true; + add_rhs2 = gimple_assign_rhs2(add_stmt); + return check_add_stmt(add_rhs2); +} diff --git a/tools/gcc/size_overflow_plugin/remove_unnecessary_dup.c b/tools/gcc/size_overflow_plugin/remove_unnecessary_dup.c new file mode 100644 index 0000000..5622b51 --- /dev/null +++ b/tools/gcc/size_overflow_plugin/remove_unnecessary_dup.c @@ -0,0 +1,137 @@ +/* + * Copyright 2011-2015 by Emese Revfy <re.emese@gmail.com> + * Licensed under the GPL v2, or (at your option) v3 + * + * Homepage: + * https://github.com/ephox-gcc-plugins/size_overflow + * + * Documentation: + * http://forums.grsecurity.net/viewtopic.php?f=7&t=3043 + * + * This plugin recomputes expressions of function arguments marked by a size_overflow attribute + * with double integer precision (DImode/TImode for 32/64 bit integer types). + * The recomputed argument is checked against TYPE_MAX and an event is logged on overflow and the triggering process is killed. + * + * Usage: + * $ make + * $ make run + */ + +#include "size_overflow.h" + +bool skip_expr_on_double_type(const gassign *stmt) +{ + enum tree_code code = gimple_assign_rhs_code(stmt); + + switch (code) { + case RSHIFT_EXPR: + case TRUNC_DIV_EXPR: + case CEIL_DIV_EXPR: + case FLOOR_DIV_EXPR: + case ROUND_DIV_EXPR: + case EXACT_DIV_EXPR: + case RDIV_EXPR: + case TRUNC_MOD_EXPR: + case CEIL_MOD_EXPR: + case FLOOR_MOD_EXPR: + case ROUND_MOD_EXPR: + return true; + default: + return false; + } +} + +void create_up_and_down_cast(struct visited *visited, gassign *use_stmt, tree orig_type, tree rhs) +{ + const_tree orig_rhs1; + tree down_lhs, new_lhs, dup_type = TREE_TYPE(rhs); + const_gimple down_cast, up_cast; + gimple_stmt_iterator gsi = gsi_for_stmt(use_stmt); + + down_cast = build_cast_stmt(visited, orig_type, rhs, CREATE_NEW_VAR, &gsi, BEFORE_STMT, false); + down_lhs = get_lhs(down_cast); + + gsi = gsi_for_stmt(use_stmt); + up_cast = build_cast_stmt(visited, dup_type, down_lhs, CREATE_NEW_VAR, &gsi, BEFORE_STMT, false); + new_lhs = get_lhs(up_cast); + + orig_rhs1 = gimple_assign_rhs1(use_stmt); + if (operand_equal_p(orig_rhs1, rhs, 0)) + gimple_assign_set_rhs1(use_stmt, new_lhs); + else + gimple_assign_set_rhs2(use_stmt, new_lhs); + update_stmt(use_stmt); + + pointer_set_insert(visited->my_stmts, up_cast); + pointer_set_insert(visited->my_stmts, down_cast); + pointer_set_insert(visited->skip_expr_casts, up_cast); + pointer_set_insert(visited->skip_expr_casts, down_cast); +} + +static tree get_proper_unsigned_half_type(const_tree node) +{ + tree new_type, type; + + gcc_assert(is_size_overflow_type(node)); + + type = TREE_TYPE(node); + switch (TYPE_MODE(type)) { + case HImode: + new_type = unsigned_intQI_type_node; + break; + case SImode: + new_type = unsigned_intHI_type_node; + break; + case DImode: + new_type = unsigned_intSI_type_node; + break; + case TImode: + new_type = unsigned_intDI_type_node; + break; + default: + gcc_unreachable(); + } + + if (TYPE_QUALS(type) != 0) + return build_qualified_type(new_type, TYPE_QUALS(type)); + return new_type; +} + +static void insert_cast_rhs(struct visited *visited, gassign *stmt, tree rhs) +{ + tree type; + + if (rhs == NULL_TREE) + return; + if (!is_size_overflow_type(rhs)) + return; + + type = get_proper_unsigned_half_type(rhs); + if (is_gimple_constant(rhs)) + return; + create_up_and_down_cast(visited, stmt, type, rhs); +} + +static void insert_cast(struct visited *visited, gassign *stmt, tree rhs) +{ + if (LONG_TYPE_SIZE == GET_MODE_BITSIZE(SImode) && !is_size_overflow_type(rhs)) + return; + gcc_assert(is_size_overflow_type(rhs)); + insert_cast_rhs(visited, stmt, rhs); +} + +void insert_cast_expr(struct visited *visited, gassign *stmt, enum intentional_overflow_type type) +{ + tree rhs1, rhs2; + + if (type == NO_INTENTIONAL_OVERFLOW || type == RHS1_INTENTIONAL_OVERFLOW) { + rhs1 = gimple_assign_rhs1(stmt); + insert_cast(visited, stmt, rhs1); + } + + if (type == NO_INTENTIONAL_OVERFLOW || type == RHS2_INTENTIONAL_OVERFLOW) { + rhs2 = gimple_assign_rhs2(stmt); + insert_cast(visited, stmt, rhs2); + } +} + diff --git a/tools/gcc/size_overflow_plugin/size_overflow.h b/tools/gcc/size_overflow_plugin/size_overflow.h new file mode 100644 index 0000000..5fd6c28 --- /dev/null +++ b/tools/gcc/size_overflow_plugin/size_overflow.h @@ -0,0 +1,323 @@ +#ifndef SIZE_OVERFLOW_H +#define SIZE_OVERFLOW_H + +#define CREATE_NEW_VAR NULL_TREE +#define MAX_PARAM 31 +#define CANNOT_FIND_ARG 32 +#define NONE_ARGNUM 32 + +#define BEFORE_STMT true +#define AFTER_STMT false + +#define TURN_OFF_ASM_STR "# size_overflow MARK_TURN_OFF " +#define YES_ASM_STR "# size_overflow MARK_YES " +#define END_INTENTIONAL_ASM_STR "# size_overflow MARK_END_INTENTIONAL " +#define SO_ASM_STR "# size_overflow " +#define OK_ASM_STR "# size_overflow MARK_NO" + +#define FUNCTION_PTR_P(node) \ + (TREE_CODE(TREE_TYPE(node)) == POINTER_TYPE && (TREE_CODE(TREE_TYPE(TREE_TYPE(node))) == FUNCTION_TYPE || TREE_CODE(TREE_TYPE(TREE_TYPE(node))) == METHOD_TYPE)) + +#define CODES_LIMIT 32 + +#define GLOBAL_NIFN_LEN 65536 +#define NO_HASH 65537 + +#define SIZE_OVERFLOW true +#define DISABLE_SIZE_OVERFLOW false + +#include "gcc-common.h" + +#include <string.h> +#include <limits.h> + +enum intentional_mark { + MARK_NO, MARK_YES, MARK_END_INTENTIONAL, MARK_TURN_OFF +}; + +enum intentional_overflow_type { + NO_INTENTIONAL_OVERFLOW, RHS1_INTENTIONAL_OVERFLOW, RHS2_INTENTIONAL_OVERFLOW +}; + +enum size_overflow_mark { + NO_SO_MARK, YES_SO_MARK, ASM_STMT_SO_MARK +}; + +struct decl_hash { + size_t tree_codes_len; + unsigned char tree_codes[CODES_LIMIT]; + const_tree decl; + const char *context; + unsigned int hash; + const char *fn_name; +}; + +struct next_interesting_function; +typedef struct next_interesting_function * next_interesting_function_t; + +struct interesting_stmts; +typedef struct interesting_stmts * interesting_stmts_t; + +// Store data associated with the next_interesting_function_t entry +struct fn_raw_data +{ + const char *decl_str; + tree decl; + const char *context; + unsigned int hash; + unsigned int num; + enum size_overflow_mark marked; +}; + +#if BUILDING_GCC_VERSION <= 4007 +DEF_VEC_P(next_interesting_function_t); +DEF_VEC_ALLOC_P(next_interesting_function_t, heap); +#endif + +#if BUILDING_GCC_VERSION >= 5000 +typedef struct hash_set<const_gimple> gimple_set; + +static inline bool pointer_set_insert(gimple_set *visited, const_gimple stmt) +{ + return visited->add(stmt); +} + +static inline bool pointer_set_contains(gimple_set *visited, const_gimple stmt) +{ + return visited->contains(stmt); +} + +static inline gimple_set* pointer_set_create(void) +{ + return new hash_set<const_gimple>; +} + +static inline void pointer_set_destroy(gimple_set *visited) +{ + delete visited; +} + +typedef struct hash_set<next_interesting_function_t> next_interesting_function_set; + +static inline bool pointer_set_insert(next_interesting_function_set *visited, next_interesting_function_t node) +{ + return visited->add(node); +} + +static inline bool pointer_set_contains(next_interesting_function_set *visited, next_interesting_function_t node) +{ + return visited->contains(node); +} + +static inline next_interesting_function_set *next_interesting_function_pointer_set_create(void) +{ + return new hash_set<next_interesting_function_t>; +} + +static inline void pointer_set_destroy(next_interesting_function_set *visited) +{ + delete visited; +} +#else +typedef struct pointer_set_t gimple_set; +typedef struct pointer_set_t next_interesting_function_set; + +static inline next_interesting_function_set *next_interesting_function_pointer_set_create(void) +{ + return pointer_set_create(); +} +#endif + +struct visited { + gimple_set *stmts; + gimple_set *my_stmts; + gimple_set *skip_expr_casts; + gimple_set *no_cast_check; +}; + +/* + * * children: callers with data flow into the integer parameter of decl + * * decl_name: name of the function or the field + * * context: the containing type name for a function pointer (or "fielddecl" if the type has no name), otherwise either "vardecl" or "fndecl" + * * hash: hash num of the function + * * num: parameter number (1-31) or return value (0) + * * marked: determines whether to duplicate stmts and/or look for missing hashtable entries + * * orig_next_node: pointer to the originally cloned function + */ + +struct next_interesting_function { + next_interesting_function_t next; +#if BUILDING_GCC_VERSION <= 4007 + VEC(next_interesting_function_t, heap) *children; +#else + vec<next_interesting_function_t, va_heap, vl_embed> *children; +#endif + const char *decl_name; + const char *context; + unsigned int hash; + unsigned int num; + enum size_overflow_mark marked; + next_interesting_function_t orig_next_node; +}; + +// size_overflow_plugin.c +extern tree report_size_overflow_decl; +extern tree size_overflow_type_HI; +extern tree size_overflow_type_SI; +extern tree size_overflow_type_DI; +extern tree size_overflow_type_TI; + + +// size_overflow_plugin_hash.c +struct size_overflow_hash { + const struct size_overflow_hash * const next; + const char * const name; + const char * const context; + const unsigned int param; +}; + +extern const char *get_orig_decl_name(const_tree decl); +extern bool is_size_overflow_asm(const_gimple stmt); +extern void print_missing_function(next_interesting_function_t node); +extern const struct size_overflow_hash *get_size_overflow_hash_entry_tree(const_tree fndecl, unsigned int argnum, bool hash_table); +extern unsigned int find_arg_number_tree(const_tree arg, const_tree func); +extern unsigned int get_decl_hash(const_tree decl, const char *decl_name); +extern const struct size_overflow_hash *get_size_overflow_hash_entry(unsigned int hash, const char *decl_name, const char *context, unsigned int argnum); + + +// intentional_overflow.c +extern enum intentional_mark get_intentional_attr_type(const_tree node); +extern tree get_size_overflow_asm_input(const gasm *stmt); +extern enum intentional_mark check_intentional_size_overflow_asm_and_attribute(const_tree var); +extern bool is_size_overflow_insert_check_asm(const gasm *stmt); +extern enum intentional_mark check_intentional_attribute(const_gimple stmt, unsigned int argnum); +extern enum intentional_mark get_so_asm_type(const_gimple stmt); +extern const_tree get_attribute(const char* attr_name, const_tree decl); +extern bool is_a_cast_and_const_overflow(const_tree no_const_rhs); +extern bool is_const_plus_unsigned_signed_truncation(const_tree lhs); +extern bool is_a_constant_overflow(const gassign *stmt, const_tree rhs); +extern tree handle_intentional_overflow(struct visited *visited, interesting_stmts_t expand_from, bool check_overflow, gassign *stmt, tree change_rhs, tree new_rhs2); +extern tree handle_integer_truncation(struct visited *visited, interesting_stmts_t expand_from, const_tree lhs); +extern bool is_a_neg_overflow(const gassign *stmt, const_tree rhs); +extern enum intentional_overflow_type add_mul_intentional_overflow(const gassign *stmt); +extern void unsigned_signed_cast_intentional_overflow(struct visited *visited, gassign *stmt); +extern bool neg_short_add_intentional_overflow(gassign *stmt); + + +// insert_size_overflow_asm.c +#if BUILDING_GCC_VERSION >= 4009 +extern opt_pass *make_insert_size_overflow_asm_pass(void); +#else +extern struct opt_pass *make_insert_size_overflow_asm_pass(void); +#endif +extern bool search_interesting_args(tree fndecl, bool *argnums); + + +// size_overflow_misc.c +extern bool is_vararg(const_tree fn, unsigned int num); +extern tree get_ref_field(const_tree ref); +extern unsigned int get_correct_argnum_fndecl(const_tree fndecl, const_tree correct_argnum_of_fndecl, unsigned int num); +extern const char *get_type_name_from_field(const_tree field_decl); +extern void set_dominance_info(void); +extern void unset_dominance_info(void); +extern tree get_interesting_orig_fndecl_from_stmt(const gcall *stmt); +extern tree get_orig_fndecl(const_tree clone_fndecl); +extern unsigned int get_correct_argnum(const_tree decl, const_tree correct_argnum_of_decl, unsigned int argnum); +extern bool is_valid_cgraph_node(struct cgraph_node *node); +extern void set_current_function_decl(tree fndecl); +extern void unset_current_function_decl(void); +extern gimple get_def_stmt(const_tree node); +extern tree create_new_var(tree type); +extern gimple build_cast_stmt(struct visited *visited, tree dst_type, tree rhs, tree lhs, gimple_stmt_iterator *gsi, bool before, bool force); +extern bool skip_types(const_tree var); +extern tree cast_a_tree(tree type, tree var); +extern bool is_size_overflow_type(const_tree var); +extern bool made_by_compiler(const_tree decl); +extern gimple get_fnptr_def_stmt(const_tree fn_ptr); +extern tree get_lhs(const_gimple stmt); + + +// size_overflow_transform.c +struct interesting_stmts { + struct interesting_stmts *next; + next_interesting_function_t next_node; + gimple first_stmt; + tree orig_node; + unsigned int num; +}; + +extern unsigned int size_overflow_transform(struct cgraph_node *node); +extern tree handle_fnptr_assign(const_gimple stmt); + + +// size_overflow_transform_core.c +extern tree cast_to_new_size_overflow_type(struct visited *visited, gimple stmt, tree rhs, tree size_overflow_type, bool before); +extern tree get_size_overflow_type(struct visited *visited, const_gimple stmt, const_tree node); +extern tree expand(struct visited *visited, interesting_stmts_t expand_from, tree lhs); +extern void check_size_overflow(interesting_stmts_t expand_from, gimple stmt, tree size_overflow_type, tree cast_rhs, tree rhs, bool before); +extern tree dup_assign(struct visited *visited, gassign *oldstmt, const_tree node, tree rhs1, tree rhs2, tree __unused rhs3); +extern tree create_assign(struct visited *visited, gimple oldstmt, tree rhs1, bool before); + + +// remove_unnecessary_dup.c +extern struct opt_pass *make_remove_unnecessary_dup_pass(void); +extern void insert_cast_expr(struct visited *visited, gassign *stmt, enum intentional_overflow_type type); +extern bool skip_expr_on_double_type(const gassign *stmt); +extern void create_up_and_down_cast(struct visited *visited, gassign *use_stmt, tree orig_type, tree rhs); + + +// size_overflow_ipa.c +struct walk_use_def_data { + next_interesting_function_t parent; + next_interesting_function_t next_cnodes_head; + gimple_set *visited; +}; + +extern const char* get_decl_context(const_tree decl); +extern void add_to_global_next_interesting_function(next_interesting_function_t new_entry); +extern bool has_next_interesting_function_vec(next_interesting_function_t target, next_interesting_function_t next_node); +extern void push_child(next_interesting_function_t parent, next_interesting_function_t child); +extern struct cgraph_node *get_cnode(const_tree fndecl); +extern next_interesting_function_t global_next_interesting_function[GLOBAL_NIFN_LEN]; +extern next_interesting_function_t get_global_next_interesting_function_entry(struct fn_raw_data *raw_data); +extern next_interesting_function_t get_global_next_interesting_function_entry_with_hash(struct fn_raw_data *raw_data); +extern void size_overflow_register_hooks(void); +#if BUILDING_GCC_VERSION >= 4009 +extern opt_pass *make_size_overflow_functions_pass(void); +#else +extern struct opt_pass *make_size_overflow_functions_pass(void); +#endif +extern void size_overflow_node_removal_hook(struct cgraph_node *node, void *data); +extern next_interesting_function_t get_and_create_next_node_from_global_next_nodes(struct fn_raw_data *raw_data, next_interesting_function_t orig_next_node); +extern next_interesting_function_t create_new_next_interesting_decl(struct fn_raw_data *raw_data, next_interesting_function_t orig_next_node); +extern next_interesting_function_t create_new_next_interesting_entry(struct fn_raw_data *raw_data, next_interesting_function_t orig_next_node); + + +// size_overflow_lto.c +extern void size_overflow_read_summary_lto(void); +#if BUILDING_GCC_VERSION >= 4008 +extern void size_overflow_write_summary_lto(void); +#elif BUILDING_GCC_VERSION >= 4006 +extern void size_overflow_write_summary_lto(cgraph_node_set set, varpool_node_set vset); +#else +extern void size_overflow_write_summary_lto(cgraph_node_set set); +#endif + +// size_overflow_fnptrs.c +extern void handle_function_ptr_ret(struct walk_use_def_data *use_def_data, const_tree fn_ptr); +extern void check_local_variables(next_interesting_function_t next_node); +extern void check_global_variables(next_interesting_function_t cur_global); +extern next_interesting_function_t get_and_create_next_node_from_global_next_nodes_fnptr(const_tree fn_ptr, struct fn_raw_data *raw_data); + + +// size_overflow_debug.c +extern void __unused print_intentional_mark(enum intentional_mark mark); +extern unsigned int __unused size_overflow_dump_function(FILE *file, struct cgraph_node *node); +extern void __unused print_next_interesting_functions_chain(next_interesting_function_t head, bool only_this); +extern void __unused print_global_next_interesting_functions(void); +extern void __unused print_children_chain_list(next_interesting_function_t next_node); +extern void __unused print_all_next_node_children_chain_list(next_interesting_function_t next_node); +extern const char * __unused print_so_mark_name(enum size_overflow_mark mark); +extern const char * __unused print_intentional_mark_name(enum intentional_mark mark); + +#endif diff --git a/tools/gcc/size_overflow_plugin/size_overflow_debug.c b/tools/gcc/size_overflow_plugin/size_overflow_debug.c new file mode 100644 index 0000000..fc58e16 --- /dev/null +++ b/tools/gcc/size_overflow_plugin/size_overflow_debug.c @@ -0,0 +1,194 @@ +/* + * Copyright 2011-2015 by Emese Revfy <re.emese@gmail.com> + * Licensed under the GPL v2, or (at your option) v3 + * + * Homepage: + * https://github.com/ephox-gcc-plugins/size_overflow + * + * Documentation: + * http://forums.grsecurity.net/viewtopic.php?f=7&t=3043 + * + * This plugin recomputes expressions of function arguments marked by a size_overflow attribute + * with double integer precision (DImode/TImode for 32/64 bit integer types). + * The recomputed argument is checked against TYPE_MAX and an event is logged on overflow and the triggering process is killed. + * + * Usage: + * $ make + * $ make run + */ + +#include "size_overflow.h" + +void __unused print_intentional_mark(enum intentional_mark mark) +{ + fprintf(stderr, "intentional mark: "); + switch (mark) { + case MARK_NO: + fprintf(stderr, "mark_no\n"); + break; + case MARK_YES: + fprintf(stderr, "mark_yes\n"); + break; + case MARK_TURN_OFF: + fprintf(stderr, "mark_turn_off\n"); + break; + case MARK_END_INTENTIONAL: + fprintf(stderr, "mark_end_intentional\n"); + break; + } +} + +unsigned int __unused size_overflow_dump_function(FILE *file, struct cgraph_node *node) +{ + basic_block bb; + + fprintf(file, "dump_function function_name: %s\n", cgraph_node_name(node)); + + fprintf(file, "\nstmts:\n"); + FOR_EACH_BB_FN(bb, DECL_STRUCT_FUNCTION(NODE_DECL(node))) { + gimple_stmt_iterator si; + + fprintf(file, "<bb %u>:\n", bb->index); + for (si = gsi_start_phis(bb); !gsi_end_p(si); gsi_next(&si)) + print_gimple_stmt(file, gsi_stmt(si), 0, TDF_VOPS|TDF_MEMSYMS); + for (si = gsi_start_bb(bb); !gsi_end_p(si); gsi_next(&si)) + print_gimple_stmt(file, gsi_stmt(si), 0, TDF_VOPS|TDF_MEMSYMS); + fprintf(file, "\n"); + } + + fprintf(file, "---------------------------------\n"); + + return 0; +} + +static void __unused print_next_interesting_function(next_interesting_function_t node) +{ + unsigned int i, children_len; + next_interesting_function_t cur; + + if (!node) + return; + +#if BUILDING_GCC_VERSION <= 4007 + if (VEC_empty(next_interesting_function_t, node->children)) + children_len = 0; + else + children_len = VEC_length(next_interesting_function_t, node->children); +#else + children_len = vec_safe_length(node->children); +#endif + + fprintf(stderr, "print_next_interesting_function: ptr: %p, ", node); + fprintf(stderr, "decl_name: %s, ", node->decl_name); + + fprintf(stderr, "num: %u marked: %s context: %s children len: %u\n", node->num, print_so_mark_name(node->marked), node->context, children_len); +#if BUILDING_GCC_VERSION <= 4007 + if (VEC_empty(next_interesting_function_t, node->children)) + return; + FOR_EACH_VEC_ELT(next_interesting_function_t, node->children, i, cur) { +#else + FOR_EACH_VEC_SAFE_ELT(node->children, i, cur) { +#endif + fprintf(stderr, "\t%u. child: %s %u %p marked: %s context: %s\n", i + 1, cur->decl_name, cur->num, cur, print_so_mark_name(cur->marked), cur->context); + } +} + +// Dump the full next_interesting_function_t list for parsing by print_dependecy.py +void __unused print_next_interesting_functions_chain(next_interesting_function_t head, bool only_this) +{ + next_interesting_function_t cur; + unsigned int len; + + fprintf(stderr, "----------------------\nnext_interesting_function_t head: %p\n", head); + for (cur = head, len = 0; cur; cur = cur->next, len++) { + fprintf(stderr, "%u. ", len + 1); + print_next_interesting_function(cur); + + fprintf(stderr, "+++++ has orig node: %p +++++\n", cur->orig_next_node); + print_next_interesting_function(cur->orig_next_node); + + if (only_this) + break; + } + + fprintf(stderr, "len: %u\n----------------------\n\n\n", len + 1); +} + +void __unused print_global_next_interesting_functions(void) +{ + unsigned int i; + + fprintf(stderr, "----------------------\nprint_global_next_interesting_functions:\n----------------------\n"); + for (i = 0; i < GLOBAL_NIFN_LEN; i++) { + if (!global_next_interesting_function[i]) + continue; + fprintf(stderr, "hash: %u\n", i); + print_next_interesting_functions_chain(global_next_interesting_function[i], false); + } + fprintf(stderr, "----------------------\n\n"); +} + +// Dump the information related to the specified next_interesting_function_t for parsing by print_dependecy.py +void __unused print_children_chain_list(next_interesting_function_t next_node) +{ + next_interesting_function_t cur; + unsigned int i; + +#if BUILDING_GCC_VERSION <= 4007 + if (VEC_empty(next_interesting_function_t, next_node->children)) + return; + FOR_EACH_VEC_ELT(next_interesting_function_t, next_node->children, i, cur) { +#else + FOR_EACH_VEC_SAFE_ELT(next_node->children, i, cur) { +#endif + fprintf(stderr, "parent: %s %u (marked: %s) child: %s %u\n", next_node->decl_name, next_node->num, print_so_mark_name(next_node->marked), cur->decl_name, cur->num); + print_children_chain_list(cur); + } +} + +void __unused print_all_next_node_children_chain_list(next_interesting_function_t head) +{ + next_interesting_function_t cur; + + for (cur = head; cur; cur = cur->next) { +#if BUILDING_GCC_VERSION <= 4007 + if (VEC_empty(next_interesting_function_t, cur->children)) +#else + if (vec_safe_length(cur->children) == 0) +#endif + continue; + fprintf(stderr, "############ START ############\n"); + print_children_chain_list(cur); + fprintf(stderr, "############ END ############\n"); + } +} + +const char * __unused print_intentional_mark_name(enum intentional_mark mark) +{ + switch(mark) { + case MARK_NO: + return "mark no"; + case MARK_YES: + return "mark yes"; + case MARK_END_INTENTIONAL: + return "mark end intetional"; + case MARK_TURN_OFF: + return "mark turn off"; + } + + gcc_unreachable(); +} + +const char * __unused print_so_mark_name(enum size_overflow_mark mark) +{ + switch(mark) { + case ASM_STMT_SO_MARK: + return "asm_stmt_so_mark"; + case YES_SO_MARK: + return "yes_so_mark"; + case NO_SO_MARK: + return "no_so_mark"; + } + + gcc_unreachable(); +} diff --git a/tools/gcc/size_overflow_plugin/size_overflow_hash.data b/tools/gcc/size_overflow_plugin/size_overflow_hash.data new file mode 100644 index 0000000..3fc86c1 --- /dev/null +++ b/tools/gcc/size_overflow_plugin/size_overflow_hash.data @@ -0,0 +1,21744 @@ +enable_so_recv_ctrl_pipe_us_data_0 recv_ctrl_pipe us_data 0 0 NULL +enable_so___earlyonly_bootmem_alloc_fndecl_3 __earlyonly_bootmem_alloc fndecl 2-3-4 3 NULL +enable_so_size_ttm_mem_reg_8 size ttm_mem_reg 0 8 NULL +enable_so_char2uni_nls_table_12 char2uni nls_table 0 12 NULL +enable_so_nrbufs_pipe_inode_info_13 nrbufs pipe_inode_info 0 13 NULL nohasharray +enable_so_logi_dj_recv_query_paired_devices_fndecl_13 logi_dj_recv_query_paired_devices fndecl 0 13 &enable_so_nrbufs_pipe_inode_info_13 +enable_so_payload_len_ipv6hdr_16 payload_len ipv6hdr 0 16 NULL +enable_so_NumPhys__EVENT_DATA_SAS_EXPANDER_STATUS_CHANGE_17 NumPhys _EVENT_DATA_SAS_EXPANDER_STATUS_CHANGE 0 17 NULL +enable_so_max_name_len_fndecl_19 max_name_len fndecl 0 19 NULL nohasharray +enable_so_kfd_wait_on_events_fndecl_19 kfd_wait_on_events fndecl 2 19 &enable_so_max_name_len_fndecl_19 +enable_so_ext4_seek_data_fndecl_21 ext4_seek_data fndecl 2 21 NULL +enable_so_dma_buf_sz_sxgbe_priv_data_24 dma_buf_sz sxgbe_priv_data 0 24 NULL nohasharray +enable_so_max_cache_pages_snd_emu10k1_24 max_cache_pages snd_emu10k1 0 24 &enable_so_dma_buf_sz_sxgbe_priv_data_24 +enable_so_T9_reportid_max_mxt_data_25 T9_reportid_max mxt_data 0 25 NULL +enable_so_max_frags_vxge_hw_fifo_config_26 max_frags vxge_hw_fifo_config 0 26 NULL +enable_so_snic_reset_stats_write_fndecl_30 snic_reset_stats_write fndecl 3 30 NULL +enable_so_ocfs2_xattr_get_clusters_fndecl_34 ocfs2_xattr_get_clusters fndecl 0 34 NULL nohasharray +enable_so_ath10k_core_create_fndecl_34 ath10k_core_create fndecl 1 34 &enable_so_ocfs2_xattr_get_clusters_fndecl_34 +enable_so_total_drm_buf_35 total drm_buf 0 35 NULL +enable_so_sis5595_device_add_fndecl_39 sis5595_device_add fndecl 1 39 NULL +enable_so_mc_vram_size_amdgpu_mc_45 mc_vram_size amdgpu_mc 0 45 NULL +enable_so_iwl_dbgfs_nvm_read_fndecl_54 iwl_dbgfs_nvm_read fndecl 3 54 NULL +enable_so_pattern_len_tcf_em_text_57 pattern_len tcf_em_text 0 57 NULL nohasharray +enable_so_p54_init_common_fndecl_57 p54_init_common fndecl 1 57 &enable_so_pattern_len_tcf_em_text_57 +enable_so_rx_desc_count_i40evf_adapter_62 rx_desc_count i40evf_adapter 0 62 NULL nohasharray +enable_so_bin_to_hex_dup_fndecl_62 bin_to_hex_dup fndecl 2 62 &enable_so_rx_desc_count_i40evf_adapter_62 +enable_so_len_nf_ct_ext_63 len nf_ct_ext 0 63 NULL +enable_so_sl811_hc_init_fndecl_66 sl811_hc_init fndecl 2-3 66 NULL +enable_so_cipso_v4_delopt_fndecl_67 cipso_v4_delopt fndecl 0 67 NULL +enable_so_npages_mlx5_pages_req_70 npages mlx5_pages_req 0 70 NULL +enable_so_mtt_seg_size_mthca_limits_72 mtt_seg_size mthca_limits 0 72 NULL +enable_so_iov_iter_get_pages_alloc_fndecl_76 iov_iter_get_pages_alloc fndecl 0-3 76 NULL +enable_so_iwch_reject_cr_fndecl_78 iwch_reject_cr fndecl 3 78 NULL +enable_so_data_size_data_queue_85 data_size data_queue 0 85 NULL nohasharray +enable_so_ieee80211_if_read_dot11MeshMaxPeerLinks_fndecl_85 ieee80211_if_read_dot11MeshMaxPeerLinks fndecl 3 85 &enable_so_data_size_data_queue_85 +enable_so_ceph_dir_llseek_fndecl_99 ceph_dir_llseek fndecl 2 99 NULL +enable_so_erase_size_flash_info_100 erase_size flash_info 0 100 NULL +enable_so_ncp_do_request_fndecl_102 ncp_do_request fndecl 2-4-0 102 NULL +enable_so_fi_blkno_ocfs2_find_inode_args_104 fi_blkno ocfs2_find_inode_args 0 104 NULL +enable_so_phase_snd_usb_endpoint_106 phase snd_usb_endpoint 0 106 NULL +enable_so_kvm_read_guest_fndecl_107 kvm_read_guest fndecl 2-4 107 NULL +enable_so_add_new_gdb_meta_bg_fndecl_116 add_new_gdb_meta_bg fndecl 3 116 NULL nohasharray +enable_so_ieee80211_if_read_hw_queues_fndecl_116 ieee80211_if_read_hw_queues fndecl 3 116 &enable_so_add_new_gdb_meta_bg_fndecl_116 +enable_so_buffer_min_vardecl_floppy_c_117 buffer_min vardecl_floppy.c 0 117 NULL +enable_so_needed_tailroom_net_device_118 needed_tailroom net_device 0 118 NULL +enable_so_send_remove_xattr_fndecl_122 send_remove_xattr fndecl 4 122 NULL +enable_so_ipath_reg_phys_mr_fndecl_125 ipath_reg_phys_mr fndecl 3 125 NULL +enable_so_in_ep_rtl_usb_128 in_ep rtl_usb 0 128 NULL nohasharray +enable_so_number_i40e_aqc_list_capabilities_element_resp_128 number 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fndecl 5 3321 NULL +enable_so_bulk_out_ep_irda_usb_cb_3322 bulk_out_ep irda_usb_cb 0 3322 NULL +enable_so_lock_extent_bits_fndecl_3328 lock_extent_bits fndecl 3-2 3328 NULL +enable_so_length_ima_digest_data_3329 length ima_digest_data 0 3329 NULL +enable_so_hidraw_report_event_fndecl_3332 hidraw_report_event fndecl 3 3332 NULL +enable_so_i_xattr_loc_ocfs2_dinode_3335 i_xattr_loc ocfs2_dinode 0 3335 NULL +enable_so_base_drm_agp_head_3348 base drm_agp_head 0 3348 NULL nohasharray +enable_so_curchunk_hdrlen_drm_dp_sideband_msg_rx_3348 curchunk_hdrlen drm_dp_sideband_msg_rx 0 3348 &enable_so_base_drm_agp_head_3348 +enable_so_smi_get_fwd_port_fndecl_3349 smi_get_fwd_port fndecl 0 3349 NULL nohasharray +enable_so_memcg_update_list_lru_fndecl_3349 memcg_update_list_lru fndecl 3 3349 &enable_so_smi_get_fwd_port_fndecl_3349 +enable_so_ext4_finish_convert_inline_dir_fndecl_3350 ext4_finish_convert_inline_dir fndecl 5 3350 NULL +enable_so_pgt_bits_nvkm_mmu_func_3353 pgt_bits nvkm_mmu_func 0 3353 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debug_read fndecl 3 5737 NULL +enable_so_max_order_mlx4_buddy_5738 max_order mlx4_buddy 0 5738 NULL +enable_so_scrbuf_sisusb_usb_data_5749 scrbuf sisusb_usb_data 0 5749 NULL +enable_so_event_tx_stuck_read_fndecl_5754 event_tx_stuck_read fndecl 3 5754 NULL +enable_so_skb_checksum_maybe_trim_fndecl_5755 skb_checksum_maybe_trim fndecl 2 5755 NULL +enable_so_nci_prop_cmd_fndecl_5756 nci_prop_cmd fndecl 3 5756 NULL +enable_so_s_journal_inum_ext4_super_block_5759 s_journal_inum ext4_super_block 0 5759 NULL +enable_so_setup_extent_mapping_fndecl_5768 setup_extent_mapping fndecl 3-2-4 5768 NULL +enable_so_xfs_map_at_offset_fndecl_5785 xfs_map_at_offset fndecl 4 5785 NULL +enable_so_console_size_ramoops_platform_data_5786 console_size ramoops_platform_data 0 5786 NULL +enable_so_mc_handle_file_pte_fndecl_5787 mc_handle_file_pte fndecl 2 5787 NULL +enable_so_bq32k_read_fndecl_5789 bq32k_read fndecl 4 5789 NULL +enable_so_pci_mem_start_vardecl_5790 pci_mem_start vardecl 0 5790 NULL 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amdgpu_fence_wait_any fndecl 3 9585 NULL +enable_so_crtc_vblank_start_drm_display_mode_9587 crtc_vblank_start drm_display_mode 0 9587 NULL +enable_so_dn_create_fndecl_9590 dn_create fndecl 3 9590 NULL +enable_so_wm5102_set_fll_fndecl_9596 wm5102_set_fll fndecl 5 9596 NULL nohasharray +enable_so_get_kobj_path_length_fndecl_9596 get_kobj_path_length fndecl 0 9596 &enable_so_wm5102_set_fll_fndecl_9596 +enable_so_torch_max_current_as3645a_platform_data_9597 torch_max_current as3645a_platform_data 0 9597 NULL +enable_so_writerids_fndecl_9601 writerids fndecl 0 9601 NULL +enable_so_ileb_len_ubifs_info_9607 ileb_len ubifs_info 0 9607 NULL +enable_so_skd_max_pass_thru_vardecl_skd_main_c_9608 skd_max_pass_thru vardecl_skd_main.c 0 9608 NULL +enable_so_free_bg_ocfs2_cached_block_free_9619 free_bg ocfs2_cached_block_free 0 9619 NULL +enable_so_size_scif_rb_9622 size scif_rb 0 9622 NULL +enable_so_blk_end_request_err_fndecl_9623 blk_end_request_err fndecl 2 9623 NULL 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0 12085 NULL +enable_so_nvme_trans_copy_from_user_fndecl_12088 nvme_trans_copy_from_user fndecl 3 12088 NULL +enable_so_security_socket_recvmsg_fndecl_12091 security_socket_recvmsg fndecl 0 12091 NULL nohasharray +enable_so_iwl_dbgfs_temperature_read_fndecl_12091 iwl_dbgfs_temperature_read fndecl 3 12091 &enable_so_security_socket_recvmsg_fndecl_12091 +enable_so_nla_len_nlattr_12092 nla_len nlattr 0 12092 NULL +enable_so_n_posix_ace_state_array_12096 n posix_ace_state_array 0 12096 NULL +enable_so_pad_size_asd_flash_de_12100 pad_size asd_flash_de 0 12100 NULL +enable_so_lpfc_debugfs_dumpHostSlim_data_fndecl_12108 lpfc_debugfs_dumpHostSlim_data fndecl 0 12108 NULL +enable_so_mirror_array_cnt_nfs4_ff_layout_segment_12109 mirror_array_cnt nfs4_ff_layout_segment 0 12109 NULL +enable_so_length_framebuf_12110 length framebuf 0 12110 NULL nohasharray +enable_so_prism2_set_genericelement_fndecl_12110 prism2_set_genericelement fndecl 3 12110 &enable_so_length_framebuf_12110 +enable_so_security_context_to_sid_core_fndecl_12115 security_context_to_sid_core fndecl 2 12115 NULL +enable_so_get_num_tx_queues_rtnl_link_ops_12119 get_num_tx_queues rtnl_link_ops 0 12119 NULL +enable_so_super_1_rdev_size_change_fndecl_12120 super_1_rdev_size_change fndecl 2 12120 NULL +enable_so_mwifiex_hscfg_write_fndecl_12125 mwifiex_hscfg_write fndecl 3 12125 NULL +enable_so_key_size_ccp_rsa_engine_12126 key_size ccp_rsa_engine 0 12126 NULL +enable_so_ProgRegShift_cfi_intelext_programming_regioninfo_12129 ProgRegShift cfi_intelext_programming_regioninfo 0 12129 NULL +enable_so_ext4_fiemap_fndecl_12131 ext4_fiemap fndecl 4-3 12131 NULL +enable_so_metablock_size_btrfsic_state_12137 metablock_size btrfsic_state 0 12137 NULL +enable_so_writeset_alloc_fndecl_12139 writeset_alloc fndecl 2 12139 NULL +enable_so_mempool_resize_fndecl_12140 mempool_resize fndecl 2 12140 NULL +enable_so_gfs2_rgrp_send_discards_fndecl_12149 gfs2_rgrp_send_discards fndecl 2 12149 NULL +enable_so_ql_is_link_full_dup_fndecl_12152 ql_is_link_full_dup fndecl 0 12152 NULL +enable_so_find_block_fndecl_12156 find_block fndecl 0-3 12156 NULL +enable_so_ip_vs_receive_fndecl_12161 ip_vs_receive fndecl 3 12161 NULL +enable_so_set_page_fndecl_12165 set_page fndecl 0 12165 NULL +enable_so___alloc_ei_netdev_fndecl_12169 __alloc_ei_netdev fndecl 1 12169 NULL +enable_so___fuse_get_req_fndecl_12176 __fuse_get_req fndecl 2 12176 NULL +enable_so_brcmf_sdio_tx_ctrlframe_fndecl_12177 brcmf_sdio_tx_ctrlframe fndecl 3 12177 NULL +enable_so_bulk_in_size_sur40_state_12178 bulk_in_size sur40_state 0 12178 NULL +enable_so_rx_count_rx_header_12180 rx_count rx_header 0 12180 NULL +enable_so_default_file_splice_read_fndecl_12182 default_file_splice_read fndecl 4 12182 NULL +enable_so_lprocfs_write_helper_fndecl_12184 lprocfs_write_helper fndecl 2 12184 NULL +enable_so_se_callback_addr_len_nfsd4_setclientid_12186 se_callback_addr_len nfsd4_setclientid 0 12186 NULL +enable_so_alignment_acpi_resource_memory24_12188 alignment acpi_resource_memory24 0 12188 NULL +enable_so_max_qp_sz_mlx4_dev_cap_12189 max_qp_sz mlx4_dev_cap 0 12189 NULL +enable_so_lpfc_bsg_diag_mode_enter_fndecl_12200 lpfc_bsg_diag_mode_enter fndecl 0 12200 NULL +enable_so_handle_gk20a_instobj_dma_12206 handle gk20a_instobj_dma 0 12206 NULL +enable_so_lmc_crcSize_lmc___softc_12208 lmc_crcSize lmc___softc 0 12208 NULL +enable_so_length_cifs_io_parms_12209 length cifs_io_parms 0 12209 NULL nohasharray +enable_so_l2cap_sock_setsockopt_old_fndecl_12209 l2cap_sock_setsockopt_old fndecl 4 12209 &enable_so_length_cifs_io_parms_12209 +enable_so_vmci_transport_set_min_buffer_size_fndecl_12216 vmci_transport_set_min_buffer_size fndecl 2 12216 NULL +enable_so_hci_sock_sendmsg_fndecl_12231 hci_sock_sendmsg fndecl 3 12231 NULL +enable_so_virtscsi_kick_cmd_fndecl_12237 virtscsi_kick_cmd fndecl 3-4 12237 NULL +enable_so_read_file_tx99_power_fndecl_12238 read_file_tx99_power fndecl 3 12238 NULL +enable_so_generic_file_llseek_size_fndecl_12242 generic_file_llseek_size fndecl 2-5 12242 NULL +enable_so_synproxy_tstamp_adjust_fndecl_12243 synproxy_tstamp_adjust fndecl 2 12243 NULL +enable_so_max_pkt_size_em28xx_usb_bufs_12248 max_pkt_size em28xx_usb_bufs 0 12248 NULL +enable_so_write_block_fndecl_12253 write_block fndecl 3 12253 NULL +enable_so_hpfs_map_fnode_fndecl_12255 hpfs_map_fnode fndecl 2 12255 NULL +enable_so_unique_len_drm_master_12259 unique_len drm_master 0 12259 NULL +enable_so_zs_size_classes_vardecl_zsmalloc_c_12260 zs_size_classes vardecl_zsmalloc.c 0 12260 NULL +enable_so_endpoint_snd_usX2Y_substream_12267 endpoint snd_usX2Y_substream 0 12267 NULL +enable_so_mempool_create_fndecl_12270 mempool_create fndecl 1 12270 NULL +enable_so_cur_page_len_dio_submit_12271 cur_page_len dio_submit 0 12271 NULL +enable_so_rsi_issue_sdiocommand_fndecl_12282 rsi_issue_sdiocommand fndecl 2 12282 NULL +enable_so_handle_fcp_fndecl_12283 handle_fcp fndecl 9 12283 NULL +enable_so_capacity_sddr09_card_info_12286 capacity sddr09_card_info 0 12286 NULL +enable_so_sb_sectsize_xfs_sb_12294 sb_sectsize xfs_sb 0 12294 NULL +enable_so_bm_find_next_fndecl_12298 bm_find_next fndecl 0-2 12298 NULL +enable_so_size_btrfs_ioctl_logical_ino_args_12299 size btrfs_ioctl_logical_ino_args 0 12299 NULL +enable_so_max_y_fb_monspecs_12303 max_y fb_monspecs 0 12303 NULL +enable_so_nb_blocks_NFTLrecord_12306 nb_blocks NFTLrecord 0 12306 NULL +enable_so_hr_blocks_o2hb_region_12318 hr_blocks o2hb_region 0 12318 NULL nohasharray +enable_so_mthca_max_data_size_fndecl_12318 mthca_max_data_size fndecl 0-3 12318 &enable_so_hr_blocks_o2hb_region_12318 +enable_so_length_sg_mapping_iter_12324 length sg_mapping_iter 0 12324 NULL nohasharray +enable_so_sctp_make_abort_violation_fndecl_12324 sctp_make_abort_violation fndecl 4 12324 &enable_so_length_sg_mapping_iter_12324 +enable_so_ubifs_change_lp_fndecl_12325 ubifs_change_lp fndecl 3 12325 NULL +enable_so_no_of_triplet_mwifiex_802_11d_domain_reg_12326 no_of_triplet mwifiex_802_11d_domain_reg 0 12326 NULL +enable_so_tracing_clock_write_fndecl_12330 tracing_clock_write fndecl 3 12330 NULL +enable_so_s_log_block_size_nilfs_super_block_12332 s_log_block_size nilfs_super_block 0 12332 NULL +enable_so_read_regr_pi_protocol_12333 read_regr pi_protocol 0 12333 NULL +enable_so_status_w840_rx_desc_12335 status w840_rx_desc 0 12335 NULL nohasharray +enable_so_snd_hdac_bus_exec_verb_unlocked_fndecl_12335 snd_hdac_bus_exec_verb_unlocked fndecl 0 12335 &enable_so_status_w840_rx_desc_12335 +enable_so_out_usbnet_12337 out usbnet 0 12337 NULL +enable_so_bank_size_stub_chip_12338 bank_size stub_chip 0 12338 NULL +enable_so_base_shift_iwl_fw_dbg_dest_tlv_12341 base_shift iwl_fw_dbg_dest_tlv 0 12341 NULL +enable_so_dccps_iss_dccp_sock_12346 dccps_iss dccp_sock 0 12346 NULL +enable_so_max_buf_size_tegra_slink_data_12348 max_buf_size tegra_slink_data 0 12348 NULL +enable_so_ocfs2_symlink_get_block_fndecl_12352 ocfs2_symlink_get_block fndecl 2 12352 NULL +enable_so_td_done_fndecl_12358 td_done fndecl 0 12358 NULL +enable_so_reserve_additional_memory_fndecl_12359 reserve_additional_memory fndecl 1 12359 NULL nohasharray +enable_so_limit_scaled_size_lock_fndecl_12359 limit_scaled_size_lock fndecl 5-6 12359 &enable_so_reserve_additional_memory_fndecl_12359 nohasharray +enable_so_igb_pci_sriov_configure_fndecl_12359 igb_pci_sriov_configure fndecl 2 12359 &enable_so_limit_scaled_size_lock_fndecl_12359 +enable_so_ioremap_uc_fndecl_12363 ioremap_uc fndecl 2-1 12363 NULL +enable_so_xb_blkno_ocfs2_xattr_block_12365 xb_blkno ocfs2_xattr_block 0 12365 NULL +enable_so_num_subdevs_v4l2_async_notifier_12368 num_subdevs v4l2_async_notifier 0 12368 NULL +enable_so_compat_SyS_set_mempolicy_fndecl_12372 compat_SyS_set_mempolicy fndecl 3 12372 NULL +enable_so_i_entries_gfs2_inode_12374 i_entries gfs2_inode 0 12374 NULL +enable_so_mic_rx_pkts_read_fndecl_12375 mic_rx_pkts_read fndecl 3 12375 NULL +enable_so_iscsi_segment_seek_sg_fndecl_12378 iscsi_segment_seek_sg fndecl 5-4 12378 NULL nohasharray +enable_so_pci_enable_device_flags_fndecl_12378 pci_enable_device_flags fndecl 0 12378 &enable_so_iscsi_segment_seek_sg_fndecl_12378 +enable_so_rx_prefix_size_efx_nic_12381 rx_prefix_size efx_nic 0 12381 NULL +enable_so_serial8250_port_size_fndecl_12384 serial8250_port_size fndecl 0 12384 NULL nohasharray +enable_so_if_usb_host_to_card_fndecl_12384 if_usb_host_to_card fndecl 4 12384 &enable_so_serial8250_port_size_fndecl_12384 +enable_so_get_packet_pg_fndecl_12388 get_packet_pg fndecl 4 12388 NULL +enable_so_stb6100_write_reg_range_fndecl_12391 stb6100_write_reg_range fndecl 4 12391 NULL nohasharray +enable_so_frag_size_mlx4_en_frag_info_12391 frag_size mlx4_en_frag_info 0 12391 &enable_so_stb6100_write_reg_range_fndecl_12391 +enable_so_data_segment_bytes_gru_create_context_req_12392 data_segment_bytes gru_create_context_req 0 12392 NULL +enable_so_num_ufbufs_vardecl_12394 num_ufbufs vardecl 0 12394 NULL +enable_so_memory_block_action_fndecl_12395 memory_block_action fndecl 1 12395 NULL +enable_so_alloc_one_pg_vec_page_fndecl_12396 alloc_one_pg_vec_page fndecl 1 12396 NULL +enable_so_ath10k_read_quiet_period_fndecl_12397 ath10k_read_quiet_period fndecl 3 12397 NULL +enable_so_buffer_size_zoran_buffer_col_12398 buffer_size zoran_buffer_col 0 12398 NULL +enable_so_powercap_register_zone_fndecl_12399 powercap_register_zone fndecl 6 12399 NULL +enable_so_ieee802154_alloc_hw_fndecl_12400 ieee802154_alloc_hw fndecl 1 12400 NULL +enable_so_edt_ft5x06_debugfs_raw_data_read_fndecl_12401 edt_ft5x06_debugfs_raw_data_read fndecl 3 12401 NULL +enable_so_acl_len_nfs_setaclargs_12402 acl_len nfs_setaclargs 0 12402 NULL +enable_so_length_iw_point_12404 length iw_point 0 12404 NULL +enable_so_reg_read_fndecl_12405 reg_read fndecl 4 12405 NULL +enable_so_snd_rawmidi_write_fndecl_12411 snd_rawmidi_write fndecl 3 12411 NULL +enable_so_p9_fd_write_fndecl_12417 p9_fd_write fndecl 3-0 12417 NULL +enable_so_read_reg_xcan_priv_12419 read_reg xcan_priv 0 12419 NULL nohasharray +enable_so_dccp_insert_fn_opt_fndecl_12419 dccp_insert_fn_opt fndecl 5 12419 &enable_so_read_reg_xcan_priv_12419 +enable_so_cx231xx_init_vbi_isoc_fndecl_12422 cx231xx_init_vbi_isoc fndecl 4-2-3 12422 NULL +enable_so_init_rs_non_canonical_fndecl_12424 init_rs_non_canonical fndecl 5-1 12424 NULL +enable_so_len_SL_component_12428 len SL_component 0 12428 NULL +enable_so_ext4_quota_read_fndecl_12429 ext4_quota_read fndecl 5 12429 NULL nohasharray +enable_so_add_pid_filter_fndecl_12429 add_pid_filter fndecl 0 12429 &enable_so_ext4_quota_read_fndecl_12429 +enable_so_lpfc_idiag_mbxacc_read_fndecl_12430 lpfc_idiag_mbxacc_read fndecl 3 12430 NULL +enable_so_pkey_tbl_len_ib_port_attr_12434 pkey_tbl_len ib_port_attr 0 12434 NULL +enable_so_hcd_priv_size_hc_driver_12440 hcd_priv_size hc_driver 0 12440 NULL +enable_so_informationLength_fileEntry_12442 informationLength fileEntry 0 12442 NULL nohasharray +enable_so_sctp_setsockopt_maxburst_fndecl_12442 sctp_setsockopt_maxburst fndecl 3 12442 &enable_so_informationLength_fileEntry_12442 +enable_so_divisor_tc_sfq_qopt_12444 divisor tc_sfq_qopt 0 12444 NULL +enable_so_ie_len_cfg80211_connect_params_12446 ie_len cfg80211_connect_params 0 12446 NULL +enable_so_u132_endp_urb_dequeue_fndecl_12447 u132_endp_urb_dequeue fndecl 4 12447 NULL nohasharray +enable_so_ceph_sync_write_fndecl_12447 ceph_sync_write fndecl 0-3 12447 &enable_so_u132_endp_urb_dequeue_fndecl_12447 +enable_so_acpi_gsb_i2c_write_bytes_fndecl_12449 acpi_gsb_i2c_write_bytes fndecl 4 12449 NULL nohasharray +enable_so_GetRecvByte_fndecl_12449 GetRecvByte fndecl 0 12449 &enable_so_acpi_gsb_i2c_write_bytes_fndecl_12449 nohasharray +enable_so_length_iwl_wipan_noa_attribute_12449 length iwl_wipan_noa_attribute 0 12449 &enable_so_GetRecvByte_fndecl_12449 +enable_so_len_qlcnic_flt_header_12450 len qlcnic_flt_header 0 12450 NULL +enable_so_rx_padding_usbatm_driver_12455 rx_padding usbatm_driver 0 12455 NULL +enable_so_platform_get_irq_fndecl_12459 platform_get_irq fndecl 0 12459 NULL +enable_so_keyspan_setup_urb_fndecl_12461 keyspan_setup_urb fndecl 6-3-2 12461 NULL +enable_so_num_cq_mthca_profile_12463 num_cq mthca_profile 0 12463 NULL +enable_so_tp_block_nr_tpacket_req_12465 tp_block_nr tpacket_req 0 12465 NULL +enable_so_tx_frag_bad_mblk_num_read_fndecl_12467 tx_frag_bad_mblk_num_read fndecl 3 12467 NULL +enable_so_num_leds_pca9532_chip_info_12471 num_leds pca9532_chip_info 0 12471 NULL +enable_so_lpfc_lun_queue_depth_init_fndecl_12474 lpfc_lun_queue_depth_init fndecl 2 12474 NULL +enable_so_rx_defrag_need_defrag_read_fndecl_12486 rx_defrag_need_defrag_read fndecl 3 12486 NULL +enable_so_lock_extent_fndecl_12493 lock_extent fndecl 3-2 12493 NULL +enable_so_vgacon_adjust_height_fndecl_12495 vgacon_adjust_height fndecl 2 12495 NULL nohasharray +enable_so_acpi_tb_install_standard_table_fndecl_12495 acpi_tb_install_standard_table fndecl 1 12495 &enable_so_vgacon_adjust_height_fndecl_12495 nohasharray +enable_so_ih_item_len_item_head_12495 ih_item_len item_head 0 12495 &enable_so_acpi_tb_install_standard_table_fndecl_12495 +enable_so_blk_update_nr_requests_fndecl_12497 blk_update_nr_requests fndecl 2 12497 NULL +enable_so_map_off_xfs_dir2_leaf_map_info_12499 map_off xfs_dir2_leaf_map_info 0 12499 NULL +enable_so_dccp_feat_valid_nn_length_fndecl_12500 dccp_feat_valid_nn_length fndecl 0 12500 NULL +enable_so_response_length_be_cmd_resp_hdr_12501 response_length be_cmd_resp_hdr 0 12501 NULL nohasharray +enable_so_mmc_test_alloc_mem_fndecl_12501 mmc_test_alloc_mem fndecl 2-3 12501 &enable_so_response_length_be_cmd_resp_hdr_12501 +enable_so_stream_next_buffer_fndecl_12502 stream_next_buffer fndecl 0 12502 NULL +enable_so_nclips_saa7134_dev_12507 nclips saa7134_dev 0 12507 NULL +enable_so_brcmf_chip_tcm_ramsize_fndecl_12513 brcmf_chip_tcm_ramsize fndecl 0 12513 NULL +enable_so_max_tchs_cyttsp4_sysinfo_ofs_12516 max_tchs cyttsp4_sysinfo_ofs 0 12516 NULL +enable_so_madvise_dontneed_fndecl_12517 madvise_dontneed fndecl 3-4 12517 NULL +enable_so_alloc_skb_with_frags_fndecl_12518 alloc_skb_with_frags fndecl 2 12518 NULL nohasharray +enable_so_num_pointers_whc_std_12518 num_pointers whc_std 0 12518 &enable_so_alloc_skb_with_frags_fndecl_12518 +enable_so_video_read_fndecl_12519 video_read fndecl 3 12519 NULL +enable_so_stats_dot11FCSErrorCount_read_fndecl_12521 stats_dot11FCSErrorCount_read fndecl 3 12521 NULL +enable_so_snd_midi_channel_alloc_set_fndecl_12522 snd_midi_channel_alloc_set fndecl 1 12522 NULL +enable_so_index_mtd_info_12524 index mtd_info 0 12524 NULL +enable_so_al_tr_number_to_on_disk_sector_fndecl_12526 al_tr_number_to_on_disk_sector fndecl 0 12526 NULL +enable_so_depth_fb_image_12530 depth fb_image 0 12530 NULL +enable_so_lpc_sch_populate_cell_fndecl_12532 lpc_sch_populate_cell fndecl 5-4-6 12532 NULL +enable_so_write_isowbuf_t_12533 write isowbuf_t 0 12533 NULL +enable_so_m25p80_read_reg_fndecl_12535 m25p80_read_reg fndecl 4 12535 NULL +enable_so_learn_buffer_user_len_vardecl_gracl_learn_c_12538 learn_buffer_user_len vardecl_gracl_learn.c 0 12538 NULL +enable_so_mlxsw_cmd_mbox_query_aq_cap_max_num_cqs_get_fndecl_12540 mlxsw_cmd_mbox_query_aq_cap_max_num_cqs_get fndecl 0 12540 NULL +enable_so_sd_tuning_rx_cmd_fndecl_12543 sd_tuning_rx_cmd fndecl 2 12543 NULL +enable_so_cdrom_read_cdda_old_fndecl_12547 cdrom_read_cdda_old fndecl 4 12547 NULL +enable_so_qword_get_fndecl_12549 qword_get fndecl 0 12549 NULL +enable_so_recv_dless_read_fndecl_12554 recv_dless_read fndecl 4 12554 NULL nohasharray +enable_so_hfi1_alloc_mr_fndecl_12554 hfi1_alloc_mr fndecl 3 12554 &enable_so_recv_dless_read_fndecl_12554 +enable_so_h_size_xlog_rec_header_12561 h_size xlog_rec_header 0 12561 NULL +enable_so_qnx6_readpages_fndecl_12570 qnx6_readpages fndecl 4 12570 NULL +enable_so_read8_sync_rtl_io_12571 read8_sync rtl_io 0 12571 NULL 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fb_copyarea 0 12600 NULL +enable_so_wqe_sz_mlx5e_rq_12601 wqe_sz mlx5e_rq 0 12601 NULL +enable_so_blk_limits_io_opt_fndecl_12606 blk_limits_io_opt fndecl 2 12606 NULL +enable_so_rt_priority_task_struct_12608 rt_priority task_struct 0 12608 NULL nohasharray +enable_so_allocate_snoop_packet_fndecl_12608 allocate_snoop_packet fndecl 1-2-3 12608 &enable_so_rt_priority_task_struct_12608 +enable_so_depth_g2d_fmt_12611 depth g2d_fmt 0 12611 NULL +enable_so_num_bank_bcm_kona_gpio_12612 num_bank bcm_kona_gpio 0 12612 NULL +enable_so_a4t_cs_init_fndecl_12613 a4t_cs_init fndecl 3 12613 NULL +enable_so_pty_vivid_rds_gen_12619 pty vivid_rds_gen 0 12619 NULL +enable_so_evm_write_key_fndecl_12624 evm_write_key fndecl 3 12624 NULL +enable_so_maxpacket_r8a66597_td_12628 maxpacket r8a66597_td 0 12628 NULL +enable_so_length_wep_key_12635 length wep_key 0 12635 NULL +enable_so_xfs_dir2_block_sfsize_fndecl_12636 xfs_dir2_block_sfsize fndecl 0 12636 NULL +enable_so_pattern_len_cfg80211_pkt_pattern_12639 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+enable_so_tool_db_read_fndecl_12902 tool_db_read fndecl 3 12902 NULL +enable_so_ccw_cursor_fndecl_12903 ccw_cursor fndecl 4 12903 NULL +enable_so_capinc_tty_write_fndecl_12904 capinc_tty_write fndecl 3 12904 NULL +enable_so_add_children_fndecl_12906 add_children fndecl 2 12906 NULL +enable_so_max_reportid_mxt_data_12917 max_reportid mxt_data 0 12917 NULL +enable_so_gsm_stuff_frame_fndecl_12918 gsm_stuff_frame fndecl 0 12918 NULL +enable_so_m_lblk_ext4_map_blocks_12920 m_lblk ext4_map_blocks 0 12920 NULL +enable_so_nilfs_sufile_delete_segment_usage_block_fndecl_12921 nilfs_sufile_delete_segment_usage_block fndecl 2 12921 NULL +enable_so_qs_out_channels_hdspm_12922 qs_out_channels hdspm 0 12922 NULL +enable_so_idetape_mtioctop_fndecl_12923 idetape_mtioctop fndecl 3 12923 NULL +enable_so_sh_irda_init_iobuf_fndecl_12924 sh_irda_init_iobuf fndecl 2 12924 NULL nohasharray +enable_so_i2400m_tx_stats_read_fndecl_12924 i2400m_tx_stats_read fndecl 3 12924 &enable_so_sh_irda_init_iobuf_fndecl_12924 +enable_so_ath6kl_wmi_disconnect_cmd_fndecl_12926 ath6kl_wmi_disconnect_cmd fndecl 2 12926 NULL +enable_so_obufsize_sisusb_usb_data_12932 obufsize sisusb_usb_data 0 12932 NULL nohasharray +enable_so_mangle_content_len_fndecl_12932 mangle_content_len fndecl 2 12932 &enable_so_obufsize_sisusb_usb_data_12932 nohasharray +enable_so_asymmetric_verify_fndecl_12932 asymmetric_verify fndecl 3 12932 &enable_so_mangle_content_len_fndecl_12932 +enable_so_ext4_split_extent_at_fndecl_12936 ext4_split_extent_at fndecl 4 12936 NULL +enable_so_vlan_id_vlan_dev_priv_12939 vlan_id vlan_dev_priv 0 12939 NULL +enable_so_xlog_clear_stale_blocks_fndecl_12940 xlog_clear_stale_blocks fndecl 2 12940 NULL +enable_so_phys_pud_init_fndecl_12941 phys_pud_init fndecl 0-2-3 12941 NULL +enable_so_gfs2_meta_indirect_buffer_fndecl_12942 gfs2_meta_indirect_buffer fndecl 3 12942 NULL +enable_so_run_delalloc_range_fndecl_12946 run_delalloc_range fndecl 3-4 12946 NULL nohasharray 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+enable_so_initiator_length_spar_controlvm_parameters_header_12973 initiator_length spar_controlvm_parameters_header 0 12973 NULL +enable_so_clone_update_extent_map_fndecl_12984 clone_update_extent_map fndecl 4-5 12984 NULL nohasharray +enable_so_newwin_mad_rmpp_recv_12984 newwin mad_rmpp_recv 0 12984 &enable_so_clone_update_extent_map_fndecl_12984 +enable_so_num_outbound_streams_sctp_inithdr_12987 num_outbound_streams sctp_inithdr 0 12987 NULL +enable_so_ql4xmaxqdepth_vardecl_ql4_os_c_12992 ql4xmaxqdepth vardecl_ql4_os.c 0 12992 NULL +enable_so_xdr_reserve_space_fndecl_12997 xdr_reserve_space fndecl 2 12997 NULL +enable_so_end_file_extent_cluster_13001 end file_extent_cluster 0 13001 NULL +enable_so_pm3fb_size_memory_fndecl_13002 pm3fb_size_memory fndecl 0 13002 NULL +enable_so_mcp795_rtcc_write_fndecl_13014 mcp795_rtcc_write fndecl 4 13014 NULL nohasharray +enable_so_gfs2_fsync_fndecl_13014 gfs2_fsync fndecl 2-3 13014 &enable_so_mcp795_rtcc_write_fndecl_13014 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+enable_so_sys_setpriority_fndecl_13132 sys_setpriority fndecl 3 13132 NULL +enable_so_source_pad_adv76xx_state_13133 source_pad adv76xx_state 0 13133 NULL +enable_so_c4iw_wr_log_size_order_vardecl_device_c_13134 c4iw_wr_log_size_order vardecl_device.c 0 13134 NULL +enable_so_line6_alloc_sysex_buffer_fndecl_13138 line6_alloc_sysex_buffer fndecl 4 13138 NULL +enable_so_genwqe_sriov_configure_fndecl_13139 genwqe_sriov_configure fndecl 2 13139 NULL +enable_so_mousedev_reserve_minor_fndecl_13143 mousedev_reserve_minor fndecl 0 13143 NULL +enable_so_viafb_bpp_vardecl_viafbdev_c_13145 viafb_bpp vardecl_viafbdev.c 0 13145 NULL +enable_so_max_response_packet_size_ec_response_get_protocol_info_13148 max_response_packet_size ec_response_get_protocol_info 0 13148 NULL +enable_so_key_affs_ext_key_13149 key affs_ext_key 0 13149 NULL +enable_so_calc_available_memory_size_fndecl_13151 calc_available_memory_size fndecl 0 13151 NULL +enable_so_last_load_s3c_hsotg_ep_13153 last_load s3c_hsotg_ep 0 13153 NULL +enable_so_len_mtd_write_req_13154 len mtd_write_req 0 13154 NULL nohasharray +enable_so_EraseUnitSize_erase_unit_header_t_13154 EraseUnitSize erase_unit_header_t 0 13154 &enable_so_len_mtd_write_req_13154 +enable_so_inline_xattr_size_fndecl_13166 inline_xattr_size fndecl 0 13166 NULL +enable_so_hpfs_add_to_dnode_fndecl_13167 hpfs_add_to_dnode fndecl 4-2 13167 NULL +enable_so_nouveau_compat_ioctl_fndecl_13186 nouveau_compat_ioctl fndecl 2 13186 NULL +enable_so_blocksize_f2fs_sb_info_13191 blocksize f2fs_sb_info 0 13191 NULL +enable_so_bsg_setup_queue_fndecl_13194 bsg_setup_queue fndecl 5 13194 NULL +enable_so_generic_access_phys_fndecl_13197 generic_access_phys fndecl 2-4 13197 NULL +enable_so_snd_pcm_oss_read_fndecl_13198 snd_pcm_oss_read fndecl 3 13198 NULL +enable_so_SyS_ppoll_fndecl_13201 SyS_ppoll fndecl 2 13201 NULL +enable_so_dma_map_sg_attrs_fndecl_13202 dma_map_sg_attrs fndecl 0 13202 NULL +enable_so_num_channels_sh_cmt_device_13209 num_channels sh_cmt_device 0 13209 NULL +enable_so_buf_size_in_bytes_kfd_ioctl_dbg_address_watch_args_13210 buf_size_in_bytes kfd_ioctl_dbg_address_watch_args 0 13210 NULL +enable_so_height_usbtv_13217 height usbtv 0 13217 NULL nohasharray +enable_so_bm_entry_write_fndecl_13217 bm_entry_write fndecl 3 13217 &enable_so_height_usbtv_13217 +enable_so_create_boot_cache_fndecl_13218 create_boot_cache fndecl 3 13218 NULL +enable_so_total_xfer_len_sas_task_13219 total_xfer_len sas_task 0 13219 NULL +enable_so_ath5k_common_padpos_fndecl_13221 ath5k_common_padpos fndecl 0 13221 NULL +enable_so_tcp_copy_to_iovec_fndecl_13227 tcp_copy_to_iovec fndecl 3 13227 NULL +enable_so_len_hi_sigma_action_13229 len_hi sigma_action 0 13229 NULL +enable_so_filldir64_fndecl_13232 filldir64 fndecl 3 13232 NULL +enable_so_mtdram_init_device_fndecl_13236 mtdram_init_device fndecl 3 13236 NULL +enable_so_ipxitf_alloc_fndecl_13238 ipxitf_alloc fndecl 6 13238 NULL +enable_so_max_mthca_wq_13240 max mthca_wq 0 13240 NULL +enable_so_update_sge_fndecl_13245 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pnp_alloc fndecl 1 15414 NULL +enable_so_setup_buffering_fndecl_15419 setup_buffering fndecl 3 15419 NULL +enable_so_queues_read_fndecl_15422 queues_read fndecl 3 15422 NULL +enable_so_logical_reada_extent_15426 logical reada_extent 0 15426 NULL +enable_so_pwc_set_video_mode_fndecl_15427 pwc_set_video_mode fndecl 5 15427 NULL +enable_so_size_cmd_header_15429 size cmd_header 0 15429 NULL +enable_so_ddr_base_intel_sst_drv_15431 ddr_base intel_sst_drv 0 15431 NULL +enable_so_ati_remote_sendpacket_fndecl_15435 ati_remote_sendpacket fndecl 2 15435 NULL +enable_so_max_vpi_lpfc_hba_15442 max_vpi lpfc_hba 0 15442 NULL +enable_so_eeprom_93xx46_bin_read_fndecl_15447 eeprom_93xx46_bin_read fndecl 6 15447 NULL +enable_so_callout_len_request_key_auth_15448 callout_len request_key_auth 0 15448 NULL nohasharray +enable_so_smk_write_net6addr_fndecl_15448 smk_write_net6addr fndecl 3 15448 &enable_so_callout_len_request_key_auth_15448 +enable_so_code_page_dir_hpfs_spare_block_15449 code_page_dir 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15506 NULL +enable_so_size_videobuf_buffer_15508 size videobuf_buffer 0 15508 NULL +enable_so_gfs2_fallocate_fndecl_15515 gfs2_fallocate fndecl 4-3 15515 NULL +enable_so_max_pkt_size_cx231xx_video_mode_15531 max_pkt_size cx231xx_video_mode 0 15531 NULL +enable_so_pci_siig_setup_fndecl_15532 pci_siig_setup fndecl 4 15532 NULL +enable_so_wl1273_fm_get_tx_ctune_fndecl_15534 wl1273_fm_get_tx_ctune fndecl 0 15534 NULL +enable_so_space_bits_ubifs_info_15538 space_bits ubifs_info 0 15538 NULL +enable_so_hi_priority_depth_MPT3SAS_ADAPTER_15543 hi_priority_depth MPT3SAS_ADAPTER 0 15543 NULL +enable_so_genwqe_user_vmap_fndecl_15544 genwqe_user_vmap fndecl 4 15544 NULL nohasharray +enable_so_key_conf_hw_key_idx_read_fndecl_15544 key_conf_hw_key_idx_read fndecl 3 15544 &enable_so_genwqe_user_vmap_fndecl_15544 +enable_so_index_btframe_15545 index btframe 0 15545 NULL +enable_so_data_length_mts_transfer_context_15546 data_length mts_transfer_context 0 15546 NULL 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+enable_so_out_iovs_fuse_ioctl_out_25272 out_iovs fuse_ioctl_out 0 25272 NULL nohasharray +enable_so_get_fold_mark_fndecl_25272 get_fold_mark fndecl 2 25272 &enable_so_out_iovs_fuse_ioctl_out_25272 nohasharray +enable_so_register_count_acpi_gpe_block_info_25272 register_count acpi_gpe_block_info 0 25272 &enable_so_get_fold_mark_fndecl_25272 +enable_so_authorizer_len_ceph_msg_connect_reply_25279 authorizer_len ceph_msg_connect_reply 0 25279 NULL +enable_so_collapse_huge_page_fndecl_25281 collapse_huge_page fndecl 2 25281 NULL +enable_so_dst_put_ci_fndecl_25284 dst_put_ci fndecl 3 25284 NULL +enable_so___install_special_mapping_fndecl_25286 __install_special_mapping fndecl 3-2 25286 NULL nohasharray +enable_so_exynos4_jpeg_get_frame_fmt_fndecl_25286 exynos4_jpeg_get_frame_fmt fndecl 0 25286 &enable_so___install_special_mapping_fndecl_25286 +enable_so_ex_bn_extent_s_25293 ex_bn extent_s 0 25293 NULL +enable_so_string_length_acpi_resource_source_25296 string_length acpi_resource_source 0 25296 NULL +enable_so_part_start_hfs_sb_info_25310 part_start hfs_sb_info 0 25310 NULL +enable_so_vmw_cursor_update_image_fndecl_25311 vmw_cursor_update_image fndecl 4-3 25311 NULL nohasharray +enable_so_sz_m1_mlx5_wq_cyc_25311 sz_m1 mlx5_wq_cyc 0 25311 &enable_so_vmw_cursor_update_image_fndecl_25311 +enable_so_cropw_val_pvr2_hdw_25312 cropw_val pvr2_hdw 0 25312 NULL +enable_so_resindex_dma_base_sst_acpi_desc_25313 resindex_dma_base sst_acpi_desc 0 25313 NULL +enable_so_fw_size_bcm203x_data_25314 fw_size bcm203x_data 0 25314 NULL +enable_so_num_desc_nx_host_rds_ring_25321 num_desc nx_host_rds_ring 0 25321 NULL +enable_so_cnt_i40e_hmc_obj_info_25322 cnt i40e_hmc_obj_info 0 25322 NULL +enable_so_iscsi_tcp_conn_setup_fndecl_25323 iscsi_tcp_conn_setup fndecl 2 25323 NULL +enable_so_max_outstanding_tx_usbcan_msg_softinfo_25327 max_outstanding_tx usbcan_msg_softinfo 0 25327 NULL +enable_so_bmv_count_getbmapx_25336 bmv_count getbmapx 0 25336 NULL +enable_so_width_deinterlace_q_data_25337 width deinterlace_q_data 0 25337 NULL +enable_so_vc_init_fndecl_25338 vc_init fndecl 3-2 25338 NULL +enable_so_sysfs_create_groups_fndecl_25339 sysfs_create_groups fndecl 0 25339 NULL +enable_so_enc_key_size_ecryptfs_key_record_25340 enc_key_size ecryptfs_key_record 0 25340 NULL nohasharray +enable_so_bytesperline_zoran_v4l_settings_25340 bytesperline zoran_v4l_settings 0 25340 &enable_so_enc_key_size_ecryptfs_key_record_25340 nohasharray +enable_so_xfs_inobt_lookup_fndecl_25340 xfs_inobt_lookup fndecl 2 25340 &enable_so_bytesperline_zoran_v4l_settings_25340 +enable_so_total_ps_buffered_read_fndecl_25342 total_ps_buffered_read fndecl 3 25342 NULL +enable_so_svc_meta_len_htc_conn_service_msg_25346 svc_meta_len htc_conn_service_msg 0 25346 NULL nohasharray +enable_so_init_data_size_il4965_firmware_pieces_25346 init_data_size il4965_firmware_pieces 0 25346 &enable_so_svc_meta_len_htc_conn_service_msg_25346 +enable_so_skb_add_rx_frag_fndecl_25355 skb_add_rx_frag fndecl 2-4-5-6 25355 NULL +enable_so_spi_rd_buf_fndecl_25357 spi_rd_buf fndecl 4 25357 NULL +enable_so___mptctl_ioctl_fndecl_25360 __mptctl_ioctl fndecl 2 25360 NULL +enable_so_bfs_move_block_fndecl_25369 bfs_move_block fndecl 1-2 25369 NULL +enable_so_encode_string_fndecl_25371 encode_string fndecl 2 25371 NULL +enable_so_sddr55_bulk_transport_fndecl_25377 sddr55_bulk_transport fndecl 4 25377 NULL nohasharray +enable_so_mt312_write_fndecl_25377 mt312_write fndecl 4 25377 &enable_so_sddr55_bulk_transport_fndecl_25377 +enable_so_unix_dgram_recvmsg_fndecl_25379 unix_dgram_recvmsg fndecl 3 25379 NULL +enable_so_bio_copy_kern_fndecl_25382 bio_copy_kern fndecl 3 25382 NULL +enable_so_grefs_per_grant_frame_vardecl_grant_table_c_25386 grefs_per_grant_frame vardecl_grant-table.c 0 25386 NULL nohasharray +enable_so_req_buf_size_f_uac1_opts_25386 req_buf_size f_uac1_opts 0 25386 &enable_so_grefs_per_grant_frame_vardecl_grant_table_c_25386 +enable_so_nr_channels_timb_dma_platform_data_25387 nr_channels timb_dma_platform_data 0 25387 NULL +enable_so_tda18218_wr_regs_fndecl_25388 tda18218_wr_regs fndecl 4 25388 NULL +enable_so_xlog_write_start_rec_fndecl_25394 xlog_write_start_rec fndecl 0 25394 NULL +enable_so_atom_size_pcpu_alloc_info_25396 atom_size pcpu_alloc_info 0 25396 NULL +enable_so___reserved_mem_reserve_reg_fndecl_25400 __reserved_mem_reserve_reg fndecl 1 25400 NULL +enable_so_brcmf_pcie_read_tcm16_fndecl_25401 brcmf_pcie_read_tcm16 fndecl 0 25401 NULL +enable_so_memsize_devlog_fw_devlog_cmd_25403 memsize_devlog fw_devlog_cmd 0 25403 NULL +enable_so_metromem_dma_metronomefb_par_25407 metromem_dma metronomefb_par 0 25407 NULL +enable_so_memblock_virt_alloc_try_nid_fndecl_25409 memblock_virt_alloc_try_nid fndecl 2-1-3-4 25409 NULL nohasharray +enable_so_hfs_ext_build_key_fndecl_25409 hfs_ext_build_key fndecl 3 25409 &enable_so_memblock_virt_alloc_try_nid_fndecl_25409 nohasharray +enable_so_memsize_t4_cq_25409 memsize t4_cq 0 25409 &enable_so_hfs_ext_build_key_fndecl_25409 +enable_so_pci_wch_ch353_setup_fndecl_25411 pci_wch_ch353_setup fndecl 4 25411 NULL nohasharray +enable_so_snd_pcm_lib_read_transfer_fndecl_25411 snd_pcm_lib_read_transfer fndecl 5 25411 &enable_so_pci_wch_ch353_setup_fndecl_25411 +enable_so_entries_size_ebt_replace_kernel_25413 entries_size ebt_replace_kernel 0 25413 NULL +enable_so_image_len_gspca_dev_25419 image_len gspca_dev 0 25419 NULL +enable_so_ib_init_ah_from_wc_fndecl_25420 ib_init_ah_from_wc fndecl 2 25420 NULL +enable_so_remap_pci_mem_fndecl_25421 remap_pci_mem fndecl 2-1 25421 NULL nohasharray +enable_so_find_rsb_fndecl_25421 find_rsb fndecl 3 25421 &enable_so_remap_pci_mem_fndecl_25421 +enable_so_power_read_fndecl_25424 power_read fndecl 3 25424 NULL +enable_so_num_bytes_btrfs_file_extent_item_25435 num_bytes btrfs_file_extent_item 0 25435 NULL +enable_so_def_rx_buf_size_octeon_config_25436 def_rx_buf_size octeon_config 0 25436 NULL +enable_so_i2c_write_fndecl_25439 i2c_write fndecl 4 25439 NULL nohasharray +enable_so_free_pfn_range_fndecl_25439 free_pfn_range fndecl 1-2 25439 &enable_so_i2c_write_fndecl_25439 nohasharray +enable_so_lpfc_idiag_drbacc_read_fndecl_25439 lpfc_idiag_drbacc_read fndecl 3 25439 &enable_so_free_pfn_range_fndecl_25439 +enable_so_size_xen_netif_tx_request_25440 size xen_netif_tx_request 0 25440 NULL +enable_so_alloc_vm_area_fndecl_25446 alloc_vm_area fndecl 1 25446 NULL +enable_so_ds_nvme_lbaf_25461 ds nvme_lbaf 0 25461 NULL nohasharray +enable_so_smk_read_ptrace_fndecl_25461 smk_read_ptrace fndecl 3 25461 &enable_so_ds_nvme_lbaf_25461 +enable_so_tx_count_slgt_info_25462 tx_count slgt_info 0 25462 NULL +enable_so_sddr09_send_scsi_command_fndecl_25467 sddr09_send_scsi_command fndecl 3 25467 NULL nohasharray +enable_so_id_stmpe_platform_data_25467 id stmpe_platform_data 0 25467 &enable_so_sddr09_send_scsi_command_fndecl_25467 +enable_so_frame_alloc_fndecl_25470 frame_alloc fndecl 4 25470 NULL +enable_so_size_user_regset_25473 size user_regset 0 25473 NULL 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blk_init_tags fndecl 1 25511 &enable_so_hidp_send_message_fndecl_25511 +enable_so_SYSC_kexec_file_load_fndecl_25513 SYSC_kexec_file_load fndecl 3 25513 NULL +enable_so_pppoe_recvmsg_fndecl_25514 pppoe_recvmsg fndecl 3 25514 NULL nohasharray +enable_so_n_sg_list_25514 n sg_list 0 25514 &enable_so_pppoe_recvmsg_fndecl_25514 nohasharray +enable_so_read_file_spectral_period_fndecl_25514 read_file_spectral_period fndecl 3 25514 &enable_so_n_sg_list_25514 +enable_so_bfad_iocmd_lport_get_attr_fndecl_25521 bfad_iocmd_lport_get_attr fndecl 0 25521 NULL +enable_so_cuse_file_ioctl_fndecl_25529 cuse_file_ioctl fndecl 2 25529 NULL +enable_so_smk_write_unconfined_fndecl_25530 smk_write_unconfined fndecl 3 25530 NULL +enable_so_screen_fb_size_vardecl_hyperv_fb_c_25531 screen_fb_size vardecl_hyperv_fb.c 0 25531 NULL +enable_so_size_i40e_hmc_obj_info_25536 size i40e_hmc_obj_info 0 25536 NULL +enable_so_IOCRequestFrameSize_mpt2sas_facts_25540 IOCRequestFrameSize mpt2sas_facts 0 25540 NULL nohasharray 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+enable_so_bytes_per_pixel_usbvision_v4l2_format_st_25584 bytes_per_pixel usbvision_v4l2_format_st 0 25584 NULL +enable_so_cifs_mapchar_fndecl_25586 cifs_mapchar fndecl 0 25586 NULL +enable_so_test_ofs_cyttsp4_sysinfo_ofs_25587 test_ofs cyttsp4_sysinfo_ofs 0 25587 NULL +enable_so_isr_tx_exch_complete_read_fndecl_25588 isr_tx_exch_complete_read fndecl 3 25588 NULL +enable_so_last_page_snd_emu10k1_memblk_25591 last_page snd_emu10k1_memblk 0 25591 NULL +enable_so_s_partition_len_udf_part_map_25593 s_partition_len udf_part_map 0 25593 NULL nohasharray +enable_so_MaxReplyDescriptorPostQueueDepth_mpt3sas_facts_25593 MaxReplyDescriptorPostQueueDepth mpt3sas_facts 0 25593 &enable_so_s_partition_len_udf_part_map_25593 +enable_so_isr_hw_pm_mode_changes_read_fndecl_25597 isr_hw_pm_mode_changes_read fndecl 3 25597 NULL nohasharray +enable_so_dma_tx_requested_read_fndecl_25597 dma_tx_requested_read fndecl 3 25597 &enable_so_isr_hw_pm_mode_changes_read_fndecl_25597 +enable_so_max_cmd_sg_entries_ctlr_info_25601 max_cmd_sg_entries ctlr_info 0 25601 NULL +enable_so_matroxfb_test_and_set_rounding_fndecl_25619 matroxfb_test_and_set_rounding fndecl 0-2 25619 NULL nohasharray +enable_so_size_hpi_message_header_25619 size hpi_message_header 0 25619 &enable_so_matroxfb_test_and_set_rounding_fndecl_25619 +enable_so_ceph_osdc_alloc_request_fndecl_25622 ceph_osdc_alloc_request fndecl 3 25622 NULL +enable_so_nfs4_xattr_get_nfs4_label_fndecl_25623 nfs4_xattr_get_nfs4_label fndecl 4 25623 NULL +enable_so_pmcraid_major_vardecl_pmcraid_c_25627 pmcraid_major vardecl_pmcraid.c 0 25627 NULL +enable_so_ocfs2_trim_group_fndecl_25634 ocfs2_trim_group fndecl 0 25634 NULL nohasharray +enable_so_status_xen_netif_rx_response_25634 status xen_netif_rx_response 0 25634 &enable_so_ocfs2_trim_group_fndecl_25634 +enable_so_dib9000_risc_mem_read_fndecl_25636 dib9000_risc_mem_read fndecl 4 25636 NULL +enable_so_profile_replace_fndecl_25647 profile_replace fndecl 3 25647 NULL +enable_so_rpipe_get_by_ep_fndecl_25656 rpipe_get_by_ep fndecl 0 25656 NULL +enable_so_getxattr_inode_operations_25660 getxattr inode_operations 0 25660 NULL +enable_so_s5c73m3_spi_write_fndecl_25661 s5c73m3_spi_write fndecl 4-3 25661 NULL nohasharray +enable_so_btt_write_pg_fndecl_25661 btt_write_pg fndecl 0 25661 &enable_so_s5c73m3_spi_write_fndecl_25661 +enable_so_min_bytes_needed_fndecl_25664 min_bytes_needed fndecl 0 25664 NULL +enable_so_eec_entry_sz_mthca_dev_lim_25665 eec_entry_sz mthca_dev_lim 0 25665 NULL +enable_so_m_ag_maxlevels_xfs_mount_25666 m_ag_maxlevels xfs_mount 0 25666 NULL nohasharray +enable_so_HWPartsNum_qinfo_chip_25666 HWPartsNum qinfo_chip 0 25666 &enable_so_m_ag_maxlevels_xfs_mount_25666 +enable_so_bfad_iocmd_qos_reset_stats_fndecl_25670 bfad_iocmd_qos_reset_stats fndecl 0 25670 NULL nohasharray +enable_so_nvme_trans_log_info_exceptions_fndecl_25670 nvme_trans_log_info_exceptions fndecl 3 25670 &enable_so_bfad_iocmd_qos_reset_stats_fndecl_25670 +enable_so_pipeline_enc_tx_stat_fifo_int_read_fndecl_25675 pipeline_enc_tx_stat_fifo_int_read fndecl 3 25675 NULL +enable_so_tsi148_master_set_fndecl_25678 tsi148_master_set fndecl 4 25678 NULL +enable_so_layout_mdp_superblock_s_25680 layout mdp_superblock_s 0 25680 NULL +enable_so_max_cmd_per_lun_vardecl_megaraid_c_25693 max_cmd_per_lun vardecl_megaraid.c 0 25693 NULL +enable_so_persistent_ram_ecc_string_fndecl_25699 persistent_ram_ecc_string fndecl 0 25699 NULL +enable_so_chv_get_total_gtt_size_fndecl_25701 chv_get_total_gtt_size fndecl 0-1 25701 NULL nohasharray +enable_so_xh_num_buckets_ocfs2_xattr_header_25701 xh_num_buckets ocfs2_xattr_header 0 25701 &enable_so_chv_get_total_gtt_size_fndecl_25701 +enable_so_sysctl_numa_balancing_scan_size_vardecl_25704 sysctl_numa_balancing_scan_size vardecl 0 25704 NULL nohasharray +enable_so_ir_post_altera_jtag_25704 ir_post altera_jtag 0 25704 &enable_so_sysctl_numa_balancing_scan_size_vardecl_25704 +enable_so_cmnd_out_ep_vub300_mmc_host_25705 cmnd_out_ep vub300_mmc_host 0 25705 NULL nohasharray +enable_so_get_bio_block_fndecl_25705 get_bio_block fndecl 0 25705 &enable_so_cmnd_out_ep_vub300_mmc_host_25705 +enable_so_ntfs_file_fsync_fndecl_25706 ntfs_file_fsync fndecl 2-3 25706 NULL +enable_so_max_cid_space_cnic_local_25708 max_cid_space cnic_local 0 25708 NULL +enable_so___sector_request_25709 __sector request 0 25709 NULL +enable_so_vfd_write_fndecl_25710 vfd_write fndecl 3 25710 NULL +enable_so_buf_count_drm_buf_entry_25716 buf_count drm_buf_entry 0 25716 NULL +enable_so_svc_max_payload_fndecl_25718 svc_max_payload fndecl 0 25718 NULL +enable_so_left_margin_fb_var_screeninfo_25722 left_margin fb_var_screeninfo 0 25722 NULL +enable_so_data_cnt_adv_scsi_req_q_25725 data_cnt adv_scsi_req_q 0 25725 NULL nohasharray +enable_so_SyS_fsetxattr_fndecl_25725 SyS_fsetxattr fndecl 4 25725 &enable_so_data_cnt_adv_scsi_req_q_25725 +enable_so_nr_scanned_scan_control_25733 nr_scanned scan_control 0 25733 NULL +enable_so_raid1_resize_fndecl_25735 raid1_resize fndecl 2 25735 NULL +enable_so_res_cnt_common_sol_cqe_25739 res_cnt common_sol_cqe 0 25739 NULL +enable_so_ms_read_copyblock_fndecl_25740 ms_read_copyblock fndecl 7 25740 NULL +enable_so_ext4_da_map_blocks_fndecl_25744 ext4_da_map_blocks fndecl 2 25744 NULL +enable_so_iov_iter_kvec_fndecl_25747 iov_iter_kvec fndecl 5-4 25747 NULL +enable_so_tics_vardecl_hfcpci_c_25752 tics vardecl_hfcpci.c 0 25752 NULL +enable_so_burst_kirkwood_dma_data_25753 burst kirkwood_dma_data 0 25753 NULL +enable_so_pvr2_i2c_write_fndecl_25754 pvr2_i2c_write fndecl 4 25754 NULL nohasharray +enable_so___blk_end_request_fndecl_25754 __blk_end_request fndecl 3-2 25754 &enable_so_pvr2_i2c_write_fndecl_25754 +enable_so_buffer_size_command_25757 buffer_size command 0 25757 NULL +enable_so_rh_urb_enqueue_fndecl_25758 rh_urb_enqueue fndecl 0 25758 NULL +enable_so_regmap_range_read_file_fndecl_25764 regmap_range_read_file fndecl 3 25764 NULL 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&enable_so_xhci_giveback_urb_in_irq_fndecl_26403 +enable_so_netlbl_catmap_walk_fndecl_26405 netlbl_catmap_walk fndecl 0-2 26405 NULL +enable_so_height_drm_mode_create_dumb_26406 height drm_mode_create_dumb 0 26406 NULL +enable_so_residualByteCnt_status_entry_26414 residualByteCnt status_entry 0 26414 NULL +enable_so_krealloc_fndecl_26415 krealloc fndecl 2 26415 NULL +enable_so_crtc_htotal_drm_display_mode_26418 crtc_htotal drm_display_mode 0 26418 NULL +enable_so_ext_clk_smiapp_platform_data_26420 ext_clk smiapp_platform_data 0 26420 NULL +enable_so_mmio_size_lpss_private_data_26423 mmio_size lpss_private_data 0 26423 NULL +enable_so_mmc_spi_readblock_fndecl_26424 mmc_spi_readblock fndecl 0 26424 NULL +enable_so_mod_start_extent_map_26431 mod_start extent_map 0 26431 NULL nohasharray +enable_so_acpi_os_allocate_fndecl_26431 acpi_os_allocate fndecl 1 26431 &enable_so_mod_start_extent_map_26431 +enable_so_wtmax_nfs_fsinfo_26434 wtmax nfs_fsinfo 0 26434 NULL +enable_so___adjust_resource_fndecl_26436 __adjust_resource fndecl 3-2 26436 NULL +enable_so_packets_snd_urb_ctx_26437 packets snd_urb_ctx 0 26437 NULL +enable_so_map_capacity_cw1200_queue_stats_26439 map_capacity cw1200_queue_stats 0 26439 NULL +enable_so_start_cif_cam_fndecl_26442 start_cif_cam fndecl 0 26442 NULL +enable_so_compute_pipe_count_kgd2kfd_shared_resources_26445 compute_pipe_count kgd2kfd_shared_resources 0 26445 NULL +enable_so_sierra_net_change_mtu_fndecl_26446 sierra_net_change_mtu fndecl 2 26446 NULL nohasharray +enable_so_max_req_size_mmc_host_26446 max_req_size mmc_host 0 26446 &enable_so_sierra_net_change_mtu_fndecl_26446 nohasharray +enable_so_ri_data0_gfs2_rindex_26446 ri_data0 gfs2_rindex 0 26446 &enable_so_max_req_size_mmc_host_26446 +enable_so_size_aper_size_info_fixed_26447 size aper_size_info_fixed 0 26447 NULL +enable_so_width_cobalt_stream_26451 width cobalt_stream 0 26451 NULL +enable_so___xfs_end_io_direct_write_fndecl_26454 __xfs_end_io_direct_write fndecl 3-4 26454 NULL +enable_so_op_count_rm_rdma_op_26455 op_count rm_rdma_op 0 26455 NULL +enable_so_qp_memcpy_to_queue_iov_fndecl_26456 qp_memcpy_to_queue_iov fndecl 5-2 26456 NULL +enable_so_global_irq_base_acpi_madt_io_apic_26467 global_irq_base acpi_madt_io_apic 0 26467 NULL +enable_so_usbat_bulk_read_fndecl_26469 usbat_bulk_read fndecl 3-4 26469 NULL +enable_so_tpg_reset_source_fndecl_26472 tpg_reset_source fndecl 2-3 26472 NULL +enable_so_pbufsctxt_qib_devdata_26473 pbufsctxt qib_devdata 0 26473 NULL +enable_so_iscsi_conn_context_id_iscsi_kcqe_26475 iscsi_conn_context_id iscsi_kcqe 0 26475 NULL +enable_so_nr_kioctx_table_26477 nr kioctx_table 0 26477 NULL +enable_so_btt_read_pg_fndecl_26478 btt_read_pg fndecl 0 26478 NULL +enable_so_len_seq_buf_26481 len seq_buf 0 26481 NULL +enable_so_page_cache_next_hole_fndecl_26482 page_cache_next_hole fndecl 0-2 26482 NULL +enable_so_max_osd_ceph_osdmap_26483 max_osd ceph_osdmap 0 26483 NULL +enable_so_queue_cnt_fndecl_26484 queue_cnt fndecl 0 26484 NULL +enable_so_count_xfs_dir2_sf_hdr_26486 count xfs_dir2_sf_hdr 0 26486 NULL +enable_so_setup_max_cpus_vardecl_26488 setup_max_cpus vardecl 0 26488 NULL +enable_so_pa_lstart_ext4_prealloc_space_26493 pa_lstart ext4_prealloc_space 0 26493 NULL +enable_so_videobuf_read_stream_fndecl_26495 videobuf_read_stream fndecl 3 26495 NULL +enable_so_ndr_start_nd_region_26496 ndr_start nd_region 0 26496 NULL +enable_so_remap_and_issue_overwrite_fndecl_26499 remap_and_issue_overwrite fndecl 3 26499 NULL +enable_so_setkey_fndecl_26520 setkey fndecl 3 26520 NULL nohasharray +enable_so_num_tc_mlx5e_params_26520 num_tc mlx5e_params 0 26520 &enable_so_setkey_fndecl_26520 +enable_so_t4_max_cq_depth_c4iw_hw_queue_26526 t4_max_cq_depth c4iw_hw_queue 0 26526 NULL +enable_so_devm_memremap_fndecl_26527 devm_memremap fndecl 3-2 26527 NULL +enable_so_vmap_fndecl_26530 vmap fndecl 2 26530 NULL +enable_so_header_assemble_fndecl_26534 header_assemble fndecl 4 26534 NULL nohasharray +enable_so_sync_buf_offs_pvr2_ioread_26534 sync_buf_offs pvr2_ioread 0 26534 &enable_so_header_assemble_fndecl_26534 +enable_so_myri10ge_max_slices_vardecl_myri10ge_c_26536 myri10ge_max_slices vardecl_myri10ge.c 0 26536 NULL +enable_so_npages_kvm_memory_slot_26541 npages kvm_memory_slot 0 26541 NULL +enable_so_nfsd_drc_max_mem_vardecl_26544 nfsd_drc_max_mem vardecl 0 26544 NULL nohasharray +enable_so_sctp_setsockopt_default_sndinfo_fndecl_26544 sctp_setsockopt_default_sndinfo fndecl 3 26544 &enable_so_nfsd_drc_max_mem_vardecl_26544 +enable_so_onenand_write_fndecl_26546 onenand_write fndecl 2 26546 NULL +enable_so_pci_irq_pcmcia_socket_26558 pci_irq pcmcia_socket 0 26558 NULL +enable_so_maxdepth_sfq_sched_data_26560 maxdepth sfq_sched_data 0 26560 NULL +enable_so_cld_pipe_downcall_fndecl_26561 cld_pipe_downcall fndecl 3 26561 NULL +enable_so_fifo_blocks_vxge_hw_fifo_config_26565 fifo_blocks vxge_hw_fifo_config 0 26565 NULL +enable_so_ieee80211_if_read_uapsd_max_sp_len_fndecl_26568 ieee80211_if_read_uapsd_max_sp_len fndecl 3 26568 NULL +enable_so_br_change_mtu_fndecl_26571 br_change_mtu fndecl 2 26571 NULL +enable_so_wMaxSegmentSize_usb_cdc_mbim_desc_26572 wMaxSegmentSize usb_cdc_mbim_desc 0 26572 NULL +enable_so_nfs4_write_cached_acl_fndecl_26573 nfs4_write_cached_acl fndecl 4 26573 NULL +enable_so_sd_log_flush_head_gfs2_sbd_26577 sd_log_flush_head gfs2_sbd 0 26577 NULL +enable_so_smbios_entry_point_size_vardecl_dmi_scan_c_26579 smbios_entry_point_size vardecl_dmi_scan.c 0 26579 NULL nohasharray +enable_so_read_file_node_aggr_fndecl_26579 read_file_node_aggr fndecl 3 26579 &enable_so_smbios_entry_point_size_vardecl_dmi_scan_c_26579 +enable_so_read_tree_block_fndecl_26587 read_tree_block fndecl 2 26587 NULL +enable_so_early_init_dt_scan_chosen_fndecl_26588 early_init_dt_scan_chosen fndecl 1 26588 NULL +enable_so_bytes_per_word_tegra_slink_data_26590 bytes_per_word tegra_slink_data 0 26590 NULL +enable_so_nvme_trans_completion_fndecl_26597 nvme_trans_completion fndecl 0 26597 NULL +enable_so_tx_desc_count_xgbe_prv_data_26603 tx_desc_count xgbe_prv_data 0 26603 NULL +enable_so_UMAsize_sis_video_info_26611 UMAsize sis_video_info 0 26611 NULL +enable_so_width_drm_vmw_size_26615 width drm_vmw_size 0 26615 NULL +enable_so_control_blocks_gru_create_context_req_26616 control_blocks gru_create_context_req 0 26616 NULL +enable_so_data_out_ep_vub300_mmc_host_26618 data_out_ep vub300_mmc_host 0 26618 NULL +enable_so_airspy_convert_stream_fndecl_26619 airspy_convert_stream fndecl 0-4 26619 NULL +enable_so_usb_rh_urb_dequeue_fndecl_26620 usb_rh_urb_dequeue fndecl 3 26620 NULL +enable_so_smscore_load_firmware_family2_fndecl_26621 smscore_load_firmware_family2 fndecl 3 26621 NULL +enable_so_hub_port_connect_change_fndecl_26625 hub_port_connect_change fndecl 2 26625 NULL +enable_so_xfs_qm_init_dquot_blk_fndecl_26626 xfs_qm_init_dquot_blk fndecl 3 26626 NULL nohasharray +enable_so_data_len_ipmi_msg_26626 data_len ipmi_msg 0 26626 &enable_so_xfs_qm_init_dquot_blk_fndecl_26626 +enable_so_l2_fhdr_pkt_len_l2_fhdr_26630 l2_fhdr_pkt_len l2_fhdr 0 26630 NULL nohasharray +enable_so_cache_write_fndecl_26630 cache_write fndecl 3 26630 &enable_so_l2_fhdr_pkt_len_l2_fhdr_26630 +enable_so_facs_acpi_table_fadt_26632 facs acpi_table_fadt 0 26632 NULL +enable_so_mpt_lan_receive_post_turbo_fndecl_26635 mpt_lan_receive_post_turbo fndecl 2 26635 NULL +enable_so_qxl_draw_dirty_fb_fndecl_26636 qxl_draw_dirty_fb fndecl 7 26636 NULL +enable_so_i40e_change_mtu_fndecl_26637 i40e_change_mtu fndecl 2 26637 NULL +enable_so_aac_sa_ioremap_fndecl_26639 aac_sa_ioremap fndecl 2 26639 NULL nohasharray +enable_so_h_length_dlm_header_26639 h_length dlm_header 0 26639 &enable_so_aac_sa_ioremap_fndecl_26639 nohasharray +enable_so_irias_new_octseq_value_fndecl_26639 irias_new_octseq_value fndecl 2 26639 &enable_so_h_length_dlm_header_26639 +enable_so_fh_size_knfsd_fh_26641 fh_size knfsd_fh 0 26641 NULL +enable_so_sys_madvise_fndecl_26642 sys_madvise fndecl 2-1 26642 NULL nohasharray +enable_so_size_drm_global_reference_26642 size drm_global_reference 0 26642 &enable_so_sys_madvise_fndecl_26642 +enable_so_platform_device_alloc_fndecl_26645 platform_device_alloc fndecl 2 26645 NULL nohasharray +enable_so_read_file_antenna_fndecl_26645 read_file_antenna fndecl 3 26645 &enable_so_platform_device_alloc_fndecl_26645 +enable_so_n_namesz_elf64_note_26646 n_namesz elf64_note 0 26646 NULL +enable_so_max_wqes_mlx4_caps_26647 max_wqes mlx4_caps 0 26647 NULL +enable_so_spi_populate_width_msg_fndecl_26651 spi_populate_width_msg fndecl 0 26651 NULL +enable_so_front_len_ceph_msgpool_26653 front_len ceph_msgpool 0 26653 NULL +enable_so_pmcraid_get_minor_fndecl_26656 pmcraid_get_minor fndecl 0 26656 NULL +enable_so_nr_recvmsg_fndecl_26658 nr_recvmsg fndecl 3 26658 NULL +enable_so_jbd2_journal_begin_ordered_truncate_fndecl_26661 jbd2_journal_begin_ordered_truncate fndecl 3 26661 NULL +enable_so_iio_device_add_event_sysfs_fndecl_26664 iio_device_add_event_sysfs fndecl 0 26664 NULL +enable_so_hdlc_change_mtu_fndecl_26672 hdlc_change_mtu fndecl 2 26672 NULL +enable_so_oobsize_mtd_info_26683 oobsize mtd_info 0 26683 NULL +enable_so_swap_cgroup_swapon_fndecl_26685 swap_cgroup_swapon fndecl 2 26685 NULL +enable_so_omap1_spi100k_txrx_pio_fndecl_26692 omap1_spi100k_txrx_pio fndecl 0 26692 NULL nohasharray +enable_so_blk_msg_write_fndecl_26692 blk_msg_write fndecl 3 26692 &enable_so_omap1_spi100k_txrx_pio_fndecl_26692 +enable_so_rx_buff_len_amd8111e_priv_26693 rx_buff_len amd8111e_priv 0 26693 NULL +enable_so_raw_request_hid_ll_driver_26699 raw_request hid_ll_driver 0 26699 NULL +enable_so_packet_snd_fndecl_26705 packet_snd fndecl 3 26705 NULL +enable_so_musb_ep_program_fndecl_26707 musb_ep_program fndecl 7 26707 NULL +enable_so_x509_extract_name_segment_fndecl_26716 x509_extract_name_segment fndecl 5 26716 NULL +enable_so_i915_gem_obj_ggtt_offset_view_fndecl_26723 i915_gem_obj_ggtt_offset_view fndecl 0 26723 NULL +enable_so_wil_read_back_fndecl_26724 wil_read_back fndecl 3 26724 NULL +enable_so_max_transfer_size_rndis_init_c_26725 max_transfer_size rndis_init_c 0 26725 NULL +enable_so_fuse_copy_pages_fndecl_26731 fuse_copy_pages fndecl 2 26731 NULL +enable_so_ocfs2_xattr_set_handle_fndecl_26732 ocfs2_xattr_set_handle fndecl 7 26732 NULL +enable_so_cache_downcall_fndecl_26737 cache_downcall fndecl 3 26737 NULL +enable_so_minor_uart_driver_26739 minor uart_driver 0 26739 NULL +enable_so_add_index_fndecl_26744 add_index fndecl 0 26744 NULL nohasharray +enable_so_xfs_filestream_lookup_ag_fndecl_26744 xfs_filestream_lookup_ag fndecl 0 26744 &enable_so_add_index_fndecl_26744 +enable_so_block_size_befs_sb_info_26751 block_size befs_sb_info 0 26751 NULL +enable_so_len_osd_sg_entry_26755 len osd_sg_entry 0 26755 NULL +enable_so_number_of_pins_gpio_rcar_config_26759 number_of_pins gpio_rcar_config 0 26759 NULL +enable_so_raw_serial_size_pkcs7_parse_context_26761 raw_serial_size pkcs7_parse_context 0 26761 NULL +enable_so_flash_max_current_as3645a_platform_data_26764 flash_max_current as3645a_platform_data 0 26764 NULL +enable_so_num_phys_expander_device_26765 num_phys expander_device 0 26765 NULL +enable_so_nAcks_rxrpc_ackpacket_26767 nAcks rxrpc_ackpacket 0 26767 NULL +enable_so_tipc_send_stream_fndecl_26771 tipc_send_stream fndecl 3 26771 NULL +enable_so_hb_size_hashbin_t_26779 hb_size hashbin_t 0 26779 NULL nohasharray +enable_so_fw_iso_buffer_alloc_fndecl_26779 fw_iso_buffer_alloc fndecl 2 26779 &enable_so_hb_size_hashbin_t_26779 +enable_so___perf_event_read_size_fndecl_26786 __perf_event_read_size fndecl 2 26786 NULL +enable_so_audit_unpack_string_fndecl_26791 audit_unpack_string fndecl 3 26791 NULL +enable_so_ocfs2_cache_block_dealloc_fndecl_26800 ocfs2_cache_block_dealloc fndecl 6-5-4 26800 NULL +enable_so_width_v4l2_rect_26802 width v4l2_rect 0 26802 NULL nohasharray +enable_so_sge_cnt_rdma_iu_26802 sge_cnt rdma_iu 0 26802 &enable_so_width_v4l2_rect_26802 +enable_so_fb_sys_read_fndecl_26817 fb_sys_read fndecl 3 26817 NULL +enable_so_ramdisk_image_setup_header_26821 ramdisk_image setup_header 0 26821 NULL nohasharray +enable_so_do_read_fault_fndecl_26821 do_read_fault fndecl 3-5 26821 &enable_so_ramdisk_image_setup_header_26821 +enable_so_qlcnic_max_rings_fndecl_26823 qlcnic_max_rings fndecl 0-2 26823 NULL +enable_so_l2tp_ip_recvmsg_fndecl_26826 l2tp_ip_recvmsg fndecl 3 26826 NULL +enable_so_ath6kl_mgmt_powersave_ap_fndecl_26828 ath6kl_mgmt_powersave_ap fndecl 6 26828 NULL +enable_so_bEndpointAddress_usb_endpoint_descriptor_26829 bEndpointAddress usb_endpoint_descriptor 0 26829 NULL +enable_so_vc_screenbuf_size_vc_data_26832 vc_screenbuf_size vc_data 0 26832 NULL nohasharray +enable_so_ath6kl_wmi_add_del_mcast_filter_cmd_fndecl_26832 ath6kl_wmi_add_del_mcast_filter_cmd fndecl 2 26832 &enable_so_vc_screenbuf_size_vc_data_26832 +enable_so_edid_size_ufx_data_26833 edid_size ufx_data 0 26833 NULL +enable_so_header_sectors_per_block_partition_26836 header_sectors_per_block partition 0 26836 NULL +enable_so_at24_write_fndecl_26838 at24_write fndecl 4-3 26838 NULL +enable_so_size_sram_reserve_26839 size sram_reserve 0 26839 NULL +enable_so_ipath_sdma_descq_cnt_ipath_devdata_26843 ipath_sdma_descq_cnt ipath_devdata 0 26843 NULL +enable_so_offset_resource_entry_26851 offset resource_entry 0 26851 NULL +enable_so_ethertype_hippi_snap_hdr_26852 ethertype hippi_snap_hdr 0 26852 NULL +enable_so_hsi_register_board_info_fndecl_26863 hsi_register_board_info fndecl 2 26863 NULL +enable_so_osd_req_add_get_attr_page_fndecl_26866 osd_req_add_get_attr_page fndecl 4 26866 NULL +enable_so_dlc_usb_8dev_rx_msg_26873 dlc usb_8dev_rx_msg 0 26873 NULL nohasharray +enable_so_pipe_in_lan78xx_net_26873 pipe_in lan78xx_net 0 26873 &enable_so_dlc_usb_8dev_rx_msg_26873 +enable_so_pci_address_to_pio_fndecl_26876 pci_address_to_pio fndecl 0-1 26876 NULL +enable_so_mwifiex_sdio_card_to_host_mp_aggr_fndecl_26877 mwifiex_sdio_card_to_host_mp_aggr fndecl 2 26877 NULL +enable_so_n_allocated_vis_efx_ef10_nic_data_26878 n_allocated_vis efx_ef10_nic_data 0 26878 NULL +enable_so_sym_set_cam_result_error_fndecl_26882 sym_set_cam_result_error fndecl 3 26882 NULL nohasharray +enable_so_dev_bytenr_btrfsic_block_data_ctx_26882 dev_bytenr btrfsic_block_data_ctx 0 26882 &enable_so_sym_set_cam_result_error_fndecl_26882 +enable_so_out_skip_ceph_connection_26886 out_skip ceph_connection 0 26886 NULL +enable_so_xdr_process_buf_fndecl_26887 xdr_process_buf fndecl 3-2 26887 NULL +enable_so_head_floppy_struct_26890 head floppy_struct 0 26890 NULL nohasharray +enable_so_kvm_read_nested_guest_page_fndecl_26890 kvm_read_nested_guest_page fndecl 5 26890 &enable_so_head_floppy_struct_26890 +enable_so_agno_xfs_alloc_arg_26892 agno xfs_alloc_arg 0 26892 NULL +enable_so_async_io_fndecl_26900 async_io fndecl 0 26900 NULL +enable_so_read_file_phy_err_fndecl_26901 read_file_phy_err fndecl 3 26901 NULL +enable_so_find_get_pages_contig_fndecl_26902 find_get_pages_contig fndecl 0 26902 NULL +enable_so_raid_disks_r5conf_26904 raid_disks r5conf 0 26904 NULL +enable_so_reexecute_instruction_fndecl_26906 reexecute_instruction fndecl 2 26906 NULL +enable_so_ctx_len_xfrm_user_sec_ctx_26911 ctx_len xfrm_user_sec_ctx 0 26911 NULL nohasharray +enable_so_stack_user_size_perf_sample_data_26911 stack_user_size perf_sample_data 0 26911 &enable_so_ctx_len_xfrm_user_sec_ctx_26911 +enable_so_port_event_fndecl_26912 port_event fndecl 2 26912 NULL +enable_so_num_slots_rtsx_pcr_26914 num_slots rtsx_pcr 0 26914 NULL +enable_so_hscx_empty_fifo_fndecl_26915 hscx_empty_fifo fndecl 2 26915 NULL nohasharray +enable_so_jffs2_flash_writev_fndecl_26915 jffs2_flash_writev fndecl 4 26915 &enable_so_hscx_empty_fifo_fndecl_26915 +enable_so_get_wep_key_fndecl_26919 get_wep_key fndecl 0-4 26919 NULL nohasharray +enable_so_cache_ctr_fndecl_26919 cache_ctr fndecl 2 26919 &enable_so_get_wep_key_fndecl_26919 +enable_so_amdgpu_bo_create_restricted_fndecl_26920 amdgpu_bo_create_restricted fndecl 2 26920 NULL +enable_so_to_skip_sd_26922 to_skip sd 0 26922 NULL +enable_so_count_vnic_res_26925 count vnic_res 0 26925 NULL +enable_so_depth_vpdma_data_format_26927 depth vpdma_data_format 0 26927 NULL +enable_so_round_event_name_len_fndecl_26935 round_event_name_len fndecl 0 26935 NULL +enable_so_scsi_max_sectors_iser_conn_26937 scsi_max_sectors iser_conn 0 26937 NULL +enable_so_get_bits_fndecl_26938 get_bits fndecl 0-2 26938 NULL +enable_so_granularity_vx_ibl_info_26939 granularity vx_ibl_info 0 26939 NULL +enable_so_il4965_pass_packet_to_mac80211_fndecl_26945 il4965_pass_packet_to_mac80211 fndecl 3 26945 NULL +enable_so_br_vlan_set_default_pvid_fndecl_26946 br_vlan_set_default_pvid fndecl 2 26946 NULL nohasharray +enable_so_chunk_size_drxk_config_26946 chunk_size drxk_config 0 26946 &enable_so_br_vlan_set_default_pvid_fndecl_26946 +enable_so_stripe_set_idx_fndecl_26948 stripe_set_idx fndecl 1 26948 NULL +enable_so_width_v4l2_pix_format_mplane_26950 width v4l2_pix_format_mplane 0 26950 NULL +enable_so_cid_cnic_context_26952 cid cnic_context 0 26952 NULL +enable_so_axi_dmac_prep_dma_cyclic_fndecl_26953 axi_dmac_prep_dma_cyclic fndecl 4-3 26953 NULL +enable_so_bulk_out_endp_ttusbir_26955 bulk_out_endp ttusbir 0 26955 NULL nohasharray +enable_so_id_tps6586x_subdev_info_26955 id tps6586x_subdev_info 0 26955 &enable_so_bulk_out_endp_ttusbir_26955 +enable_so_sky2_receive_fndecl_26956 sky2_receive fndecl 2 26956 NULL +enable_so_kvm_vcpu_gfn_to_hva_fndecl_26957 kvm_vcpu_gfn_to_hva fndecl 2 26957 NULL +enable_so_fdt_add_subnode_fndecl_26958 fdt_add_subnode fndecl 2 26958 NULL nohasharray +enable_so_carl9170_rx_untie_data_fndecl_26958 carl9170_rx_untie_data fndecl 3 26958 &enable_so_fdt_add_subnode_fndecl_26958 +enable_so_bulk_in_ep_bfusb_data_26959 bulk_in_ep bfusb_data 0 26959 NULL +enable_so_cfpkt_extr_trail_fndecl_26960 cfpkt_extr_trail fndecl 3 26960 NULL +enable_so_wep_key_not_found_read_fndecl_26962 wep_key_not_found_read fndecl 3 26962 NULL nohasharray +enable_so_iso_sched_alloc_fndecl_26962 iso_sched_alloc fndecl 1 26962 &enable_so_wep_key_not_found_read_fndecl_26962 +enable_so_len_hidraw_report_26966 len hidraw_report 0 26966 NULL +enable_so_bt_sock_recvmsg_fndecl_26967 bt_sock_recvmsg fndecl 3 26967 NULL +enable_so_lov_mds_md_size_fndecl_26975 lov_mds_md_size fndecl 1-0 26975 NULL +enable_so_brk_mm_struct_26976 brk mm_struct 0 26976 NULL nohasharray +enable_so_init_allocator_fndecl_26976 init_allocator fndecl 3 26976 &enable_so_brk_mm_struct_26976 +enable_so_ctrl_out_pipe_hfcusb_data_26981 ctrl_out_pipe hfcusb_data 0 26981 NULL +enable_so_skd_skreq_prep_buffering_fndecl_26987 skd_skreq_prep_buffering fndecl 3 26987 NULL +enable_so___tipc_send_stream_fndecl_26990 __tipc_send_stream fndecl 3 26990 NULL nohasharray +enable_so_smb_sendv_fndecl_26990 smb_sendv fndecl 3 26990 &enable_so___tipc_send_stream_fndecl_26990 +enable_so_address_length_acpi_address64_attribute_26992 address_length acpi_address64_attribute 0 26992 NULL +enable_so_delete_empty_dnode_fndecl_26994 delete_empty_dnode fndecl 2 26994 NULL +enable_so_buffer_bytes_snd_card_asihpi_pcm_26997 buffer_bytes snd_card_asihpi_pcm 0 26997 NULL +enable_so_ser_write_chunk_vardecl_caif_serial_c_26999 ser_write_chunk vardecl_caif_serial.c 0 26999 NULL +enable_so_get_mpc_size_fndecl_27000 get_mpc_size fndecl 0 27000 NULL +enable_so_netxen_alloc_sds_rings_fndecl_27002 netxen_alloc_sds_rings fndecl 2 27002 NULL +enable_so_retry_cnt_ib_qp_attr_27003 retry_cnt ib_qp_attr 0 27003 NULL +enable_so_task_array_size_cnic_local_27004 task_array_size cnic_local 0 27004 NULL +enable_so_n_tty_receive_buf_common_fndecl_27013 n_tty_receive_buf_common fndecl 4 27013 NULL +enable_so_batadv_handle_request_fndecl_27018 batadv_handle_request fndecl 5 27018 NULL nohasharray 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onenand_mlc_read_ops_nolock fndecl 2 27542 &enable_so_max_mem_ttm_mem_zone_27542 +enable_so_snd_pcm_plug_slave_size_fndecl_27548 snd_pcm_plug_slave_size fndecl 0-2 27548 NULL +enable_so_remap_and_issue_fndecl_27555 remap_and_issue fndecl 3 27555 NULL +enable_so_svc_rdma_xdr_encode_array_chunk_fndecl_27563 svc_rdma_xdr_encode_array_chunk fndecl 5 27563 NULL +enable_so_sddr09_write_data_fndecl_27565 sddr09_write_data fndecl 3-2 27565 NULL +enable_so_size_gf100_gr_fuc_27570 size gf100_gr_fuc 0 27570 NULL +enable_so__wm8993_set_fll_fndecl_27571 _wm8993_set_fll fndecl 4-5 27571 NULL +enable_so_disabled_cpus_vardecl_27577 disabled_cpus vardecl 0 27577 NULL +enable_so_count_cxgbi_task_data_27578 count cxgbi_task_data 0 27578 NULL +enable_so_dev_count_vardecl_smsc_ircc2_c_27579 dev_count vardecl_smsc-ircc2.c 0 27579 NULL +enable_so_nregions_vhost_memory_27586 nregions vhost_memory 0 27586 NULL +enable_so_pci_add_ext_cap_save_buffer_fndecl_27587 pci_add_ext_cap_save_buffer fndecl 3 27587 NULL 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+enable_so_read_isac_isac_27627 read_isac isac 0 27627 NULL nohasharray +enable_so_ino_logfs_disk_dentry_27627 ino logfs_disk_dentry 0 27627 &enable_so_read_isac_isac_27627 +enable_so_data_length_se_cmd_27629 data_length se_cmd 0 27629 NULL +enable_so_group_size_rcv_array_data_27633 group_size rcv_array_data 0 27633 NULL +enable_so_snoop_urb_data_fndecl_27635 snoop_urb_data fndecl 2 27635 NULL +enable_so_sta_agg_status_read_fndecl_27641 sta_agg_status_read fndecl 3 27641 NULL +enable_so_st_scsi_execute_fndecl_27643 st_scsi_execute fndecl 5 27643 NULL +enable_so_bsize_videobuf_buffer_27645 bsize videobuf_buffer 0 27645 NULL +enable_so_error_res_proc_context_27648 error res_proc_context 0 27648 NULL +enable_so_nvkm_event_init_fndecl_27654 nvkm_event_init fndecl 2-3 27654 NULL +enable_so_period_frames_usb_stream_config_27656 period_frames usb_stream_config 0 27656 NULL +enable_so_WriteRegs_fndecl_27658 WriteRegs fndecl 4 27658 NULL +enable_so_xen_get_pages_limit_fndecl_27661 xen_get_pages_limit fndecl 0 27661 NULL +enable_so_efx_ef10_mem_map_size_fndecl_27664 efx_ef10_mem_map_size fndecl 0 27664 NULL +enable_so_mr_write_fndecl_27670 mr_write fndecl 0 27670 NULL +enable_so_size_compat_ip6t_replace_27672 size compat_ip6t_replace 0 27672 NULL +enable_so_ib_umem_get_fndecl_27678 ib_umem_get fndecl 2-3 27678 NULL +enable_so_tlbflush_write_file_fndecl_27685 tlbflush_write_file fndecl 3 27685 NULL +enable_so__iwl_dbgfs_prph_reg_write_fndecl_27686 _iwl_dbgfs_prph_reg_write fndecl 3 27686 NULL +enable_so_bnx2x_iov_init_one_fndecl_27687 bnx2x_iov_init_one fndecl 3 27687 NULL +enable_so_mt9m111_get_global_gain_fndecl_27689 mt9m111_get_global_gain fndecl 0 27689 NULL +enable_so_ipv6_get_l4proto_fndecl_27691 ipv6_get_l4proto fndecl 2 27691 NULL +enable_so_vhci_put_user_fndecl_27695 vhci_put_user fndecl 4 27695 NULL +enable_so_hvc_alloc_fndecl_27696 hvc_alloc fndecl 4 27696 NULL +enable_so_mru_ppp_27697 mru ppp 0 27697 NULL +enable_so_rx_buf_sz_de_private_27701 rx_buf_sz de_private 0 27701 NULL +enable_so_snd_pcm_plugin_alloc_fndecl_27703 snd_pcm_plugin_alloc fndecl 2 27703 NULL +enable_so_actual_size_mlx4_en_rx_ring_27705 actual_size mlx4_en_rx_ring 0 27705 NULL +enable_so_sequence_num_usb_ftdi_27707 sequence_num usb_ftdi 0 27707 NULL +enable_so_niu_rx_skb_append_fndecl_27708 niu_rx_skb_append fndecl 4-3-5 27708 NULL +enable_so_pcpu_extend_area_map_fndecl_27710 pcpu_extend_area_map fndecl 2 27710 NULL +enable_so_ns83820_change_mtu_fndecl_27711 ns83820_change_mtu fndecl 2 27711 NULL +enable_so_sdhci_pltfm_init_fndecl_27712 sdhci_pltfm_init fndecl 3 27712 NULL +enable_so_min_out_pixsize_fimc_variant_27716 min_out_pixsize fimc_variant 0 27716 NULL +enable_so_fsblog_xfs_da_geometry_27717 fsblog xfs_da_geometry 0 27717 NULL +enable_so_create_xrc_srq_cmd_fndecl_27718 create_xrc_srq_cmd fndecl 0 27718 NULL +enable_so_pwr_rcvd_awake_bcns_cnt_read_fndecl_27723 pwr_rcvd_awake_bcns_cnt_read fndecl 3 27723 NULL +enable_so_xstate_size__fpx_sw_bytes_27731 xstate_size _fpx_sw_bytes 0 27731 NULL +enable_so_ioat_dca_count_dca_slots_fndecl_27732 ioat_dca_count_dca_slots fndecl 0 27732 NULL +enable_so_ieee80211_ie_split_vendor_fndecl_27738 ieee80211_ie_split_vendor fndecl 0-3 27738 NULL nohasharray +enable_so_qla27xx_fwdt_calculate_dump_size_fndecl_27738 qla27xx_fwdt_calculate_dump_size fndecl 0 27738 &enable_so_ieee80211_ie_split_vendor_fndecl_27738 +enable_so_word_size_e1000_eeprom_info_27741 word_size e1000_eeprom_info 0 27741 NULL +enable_so_si_blocks_ocfs2_slot_info_27753 si_blocks ocfs2_slot_info 0 27753 NULL +enable_so_sparse_mem_maps_populate_node_fndecl_27758 sparse_mem_maps_populate_node fndecl 4 27758 NULL nohasharray +enable_so_sel_read_class_fndecl_27758 sel_read_class fndecl 3 27758 &enable_so_sparse_mem_maps_populate_node_fndecl_27758 +enable_so_dwc3_link_state_write_fndecl_27762 dwc3_link_state_write fndecl 3 27762 NULL +enable_so_nr_sendmsg_fndecl_27763 nr_sendmsg fndecl 3 27763 NULL +enable_so_h_drm_vmw_rect_27765 h drm_vmw_rect 0 27765 NULL +enable_so_instat_endpoint_keyspan_device_details_27768 instat_endpoint keyspan_device_details 0 27768 NULL nohasharray +enable_so_wb_create_fndecl_27768 wb_create fndecl 1 27768 &enable_so_instat_endpoint_keyspan_device_details_27768 +enable_so_be_queue_alloc_fndecl_27771 be_queue_alloc fndecl 3 27771 NULL +enable_so_max_cyttsp4_tch_abs_params_27772 max cyttsp4_tch_abs_params 0 27772 NULL nohasharray +enable_so_rtw_android_get_link_speed_fndecl_27772 rtw_android_get_link_speed fndecl 0 27772 &enable_so_max_cyttsp4_tch_abs_params_27772 +enable_so_rs_datalen_ath_rx_status_27774 rs_datalen ath_rx_status 0 27774 NULL +enable_so_raid_disks_pool_info_27784 raid_disks pool_info 0 27784 NULL +enable_so_vlan_qos_vlan_priority_tci_mapping_27789 vlan_qos vlan_priority_tci_mapping 0 27789 NULL nohasharray +enable_so_ext4_bg_num_gdb_meta_fndecl_27789 ext4_bg_num_gdb_meta fndecl 0 27789 &enable_so_vlan_qos_vlan_priority_tci_mapping_27789 +enable_so_flags_mmio_74xx_gpio_priv_27797 flags mmio_74xx_gpio_priv 0 27797 NULL +enable_so_nilfs_segbuf_set_next_segnum_fndecl_27802 nilfs_segbuf_set_next_segnum fndecl 2 27802 NULL +enable_so_bm_offset_drbd_md_27803 bm_offset drbd_md 0 27803 NULL +enable_so_nr_ports_solos_card_27804 nr_ports solos_card 0 27804 NULL +enable_so_e1000_receive_skb_fndecl_27809 e1000_receive_skb fndecl 3 27809 NULL +enable_so_ivtv_write_fndecl_27810 ivtv_write fndecl 3 27810 NULL +enable_so_ule_sndu_remain_dvb_net_priv_27812 ule_sndu_remain dvb_net_priv 0 27812 NULL +enable_so_page_is_ram_fndecl_27814 page_is_ram fndecl 1 27814 NULL +enable_so_dm_block_manager_create_fndecl_27815 dm_block_manager_create fndecl 2 27815 NULL +enable_so_sizeimage_v4l2_pix_format_27824 sizeimage v4l2_pix_format 0 27824 NULL nohasharray +enable_so_iwl_dbgfs_calib_disabled_write_fndecl_27824 iwl_dbgfs_calib_disabled_write fndecl 3 27824 &enable_so_sizeimage_v4l2_pix_format_27824 +enable_so_consumed_vringh_kiov_27828 consumed vringh_kiov 0 27828 NULL +enable_so_corruption_check_size_vardecl_check_c_27830 corruption_check_size vardecl_check.c 0 27830 NULL +enable_so_number_of_effective_blocks_ms_boot_attr_info_27832 number_of_effective_blocks ms_boot_attr_info 0 27832 NULL +enable_so_roundup_brcmf_sdio_27833 roundup brcmf_sdio 0 27833 NULL nohasharray +enable_so_type_kqid_27833 type kqid 0 27833 &enable_so_roundup_brcmf_sdio_27833 +enable_so_num_bcma_bus_27835 num bcma_bus 0 27835 NULL +enable_so_adm8211_tx_raw_fndecl_27839 adm8211_tx_raw fndecl 3-4 27839 NULL nohasharray +enable_so_ieee80211_if_read_num_buffered_multicast_fndecl_27839 ieee80211_if_read_num_buffered_multicast fndecl 3 27839 &enable_so_adm8211_tx_raw_fndecl_27839 +enable_so___getblk_slow_fndecl_27842 __getblk_slow fndecl 3-2 27842 NULL nohasharray +enable_so_cfg_niq_csio_hw_27842 cfg_niq csio_hw 0 27842 &enable_so___getblk_slow_fndecl_27842 +enable_so_ieee80211_if_read_dot11MeshMaxRetries_fndecl_27847 ieee80211_if_read_dot11MeshMaxRetries fndecl 3 27847 NULL +enable_so_dd_bsg_size_fc_function_template_27852 dd_bsg_size fc_function_template 0 27852 NULL +enable_so_size_pnp_port_27856 size pnp_port 0 27856 NULL +enable_so_xfs_da3_node_read_fndecl_27858 xfs_da3_node_read fndecl 3 27858 NULL +enable_so_key_rx_spec_read_fndecl_27859 key_rx_spec_read fndecl 3 27859 NULL +enable_so_pb_count_s5p_mfc_ctx_27861 pb_count s5p_mfc_ctx 0 27861 NULL +enable_so_pkey_index_cm_av_27866 pkey_index cm_av 0 27866 NULL nohasharray +enable_so_vlan_proto_sk_buff_27866 vlan_proto sk_buff 0 27866 &enable_so_pkey_index_cm_av_27866 +enable_so_max_slave_count_w1_master_27872 max_slave_count w1_master 0 27872 NULL nohasharray +enable_so_ngroups_rcv_array_data_27872 ngroups rcv_array_data 0 27872 &enable_so_max_slave_count_w1_master_27872 +enable_so_lo_len_nfsd4_lookup_27874 lo_len nfsd4_lookup 0 27874 NULL +enable_so_l_blkno_lbuf_27876 l_blkno lbuf 0 27876 NULL +enable_so_msb_sg_copy_fndecl_27886 msb_sg_copy fndecl 5-4 27886 NULL +enable_so__rotate_left_fndecl_27889 _rotate_left fndecl 2 27889 NULL +enable_so_do_blktrans_request_fndecl_27890 do_blktrans_request fndecl 0 27890 NULL nohasharray +enable_so_listxattr_fndecl_27890 listxattr fndecl 3 27890 &enable_so_do_blktrans_request_fndecl_27890 +enable_so___lbs_cmd_fndecl_27904 __lbs_cmd fndecl 4 27904 NULL +enable_so_reada_tree_block_flagged_fndecl_27912 reada_tree_block_flagged fndecl 2 27912 NULL +enable_so_lbq_len_rx_ring_27913 lbq_len rx_ring 0 27913 NULL +enable_so_il_dbgfs_nvm_read_fndecl_27923 il_dbgfs_nvm_read fndecl 3 27923 NULL +enable_so_tp_datalen_bcm5974_config_27927 tp_datalen bcm5974_config 0 27927 NULL +enable_so_numchips_lpddr_private_27938 numchips lpddr_private 0 27938 NULL +enable_so_get_burstcount_fndecl_27942 get_burstcount fndecl 0 27942 NULL nohasharray +enable_so_capacity_cdrom_device_info_27942 capacity cdrom_device_info 0 27942 &enable_so_get_burstcount_fndecl_27942 +enable_so_usbat_hp8200e_rw_block_test_fndecl_27957 usbat_hp8200e_rw_block_test fndecl 5-12-13 27957 NULL +enable_so_size_plx_pci_channel_map_27958 size plx_pci_channel_map 0 27958 NULL +enable_so_pcbit_writecmd_fndecl_27967 pcbit_writecmd fndecl 2 27967 NULL +enable_so_fat_build_inode_fndecl_27970 fat_build_inode fndecl 3 27970 NULL +enable_so_parser_init_byte_stream_fndecl_27973 parser_init_byte_stream fndecl 2 27973 NULL +enable_so_iip_ubifs_znode_27974 iip ubifs_znode 0 27974 NULL +enable_so_sxgbe_init_rx_buffers_fndecl_27984 sxgbe_init_rx_buffers fndecl 4 27984 NULL nohasharray +enable_so_mptctl_ioctl_fndecl_27984 mptctl_ioctl fndecl 2 27984 &enable_so_sxgbe_init_rx_buffers_fndecl_27984 +enable_so_snd_sb16_setup_rate_fndecl_27986 snd_sb16_setup_rate fndecl 2 27986 NULL +enable_so_ext4_seek_hole_fndecl_27990 ext4_seek_hole fndecl 2 27990 NULL +enable_so_write_mei_hw_ops_27991 write mei_hw_ops 0 27991 NULL +enable_so_alloc_ccbs_blogic_adapter_27993 alloc_ccbs blogic_adapter 0 27993 NULL +enable_so___nf_ct_ext_add_length_fndecl_27999 __nf_ct_ext_add_length fndecl 3 27999 NULL +enable_so_ubifs_end_scan_fndecl_28000 ubifs_end_scan fndecl 4 28000 NULL nohasharray +enable_so_page_count_scrub_block_28000 page_count scrub_block 0 28000 &enable_so_ubifs_end_scan_fndecl_28000 +enable_so_max_x_fb_monspecs_28003 max_x fb_monspecs 0 28003 NULL +enable_so_bytes_str_to_int_fndecl_28004 bytes_str_to_int fndecl 0 28004 NULL +enable_so_scif_recv_fndecl_28006 scif_recv fndecl 3 28006 NULL +enable_so_resp_ie_len_brcmf_cfg80211_connect_info_28007 resp_ie_len brcmf_cfg80211_connect_info 0 28007 NULL +enable_so_memtest_fndecl_28012 memtest fndecl 2 28012 NULL +enable_so_ext4_bg_num_gdb_nometa_fndecl_28014 ext4_bg_num_gdb_nometa fndecl 0 28014 NULL +enable_so_xfs_iext_inline_to_direct_fndecl_28019 xfs_iext_inline_to_direct fndecl 2 28019 NULL +enable_so_write_file_dump_fndecl_28020 write_file_dump fndecl 3 28020 NULL +enable_so_cfs_array_alloc_fndecl_28042 cfs_array_alloc fndecl 2 28042 NULL +enable_so_min_size_vx_ibl_info_28043 min_size vx_ibl_info 0 28043 NULL +enable_so_new_chunk_dm_exception_28044 new_chunk dm_exception 0 28044 NULL +enable_so_ieee80211_if_read_num_mcast_sta_fndecl_28048 ieee80211_if_read_num_mcast_sta fndecl 3 28048 NULL nohasharray +enable_so_num_intr_mic_intr_info_28048 num_intr mic_intr_info 0 28048 &enable_so_ieee80211_if_read_num_mcast_sta_fndecl_28048 +enable_so_vc_top_vc_data_28051 vc_top vc_data 0 28051 NULL +enable_so_virtio_gpu_cmd_set_scanout_fndecl_28053 virtio_gpu_cmd_set_scanout fndecl 4-5 28053 NULL +enable_so_maxpacket_usbnet_28054 maxpacket usbnet 0 28054 NULL +enable_so_cl_nodelen_rpc_clnt_28055 cl_nodelen rpc_clnt 0 28055 NULL +enable_so_s_imap_blocks_minix_sb_info_28062 s_imap_blocks minix_sb_info 0 28062 NULL +enable_so_gfs2_llseek_fndecl_28067 gfs2_llseek fndecl 2 28067 NULL +enable_so_xfs_qm_scall_setqlim_fndecl_28074 xfs_qm_scall_setqlim fndecl 2 28074 NULL +enable_so_rsi_prepare_skb_fndecl_28075 rsi_prepare_skb fndecl 4-3 28075 NULL +enable_so_qla4_82xx_pci_mem_write_direct_fndecl_28076 qla4_82xx_pci_mem_write_direct fndecl 2 28076 NULL +enable_so_abituguru_detect_fndecl_28078 abituguru_detect fndecl 0 28078 NULL +enable_so_bio_slab_max_vardecl_bio_c_28087 bio_slab_max vardecl_bio.c 0 28087 NULL +enable_so_buflen_qce_sha_reqctx_28088 buflen qce_sha_reqctx 0 28088 NULL nohasharray +enable_so_ddr_start_mthca_dev_28088 ddr_start mthca_dev 0 28088 &enable_so_buflen_qce_sha_reqctx_28088 +enable_so_xlog_state_get_iclog_space_fndecl_28090 xlog_state_get_iclog_space fndecl 2 28090 NULL +enable_so_vxfs_read_olt_fndecl_28091 vxfs_read_olt fndecl 2 28091 NULL +enable_so_llcp_sock_recvmsg_fndecl_28095 llcp_sock_recvmsg fndecl 3 28095 NULL +enable_so_fnic_trace_ctrl_read_fndecl_28098 fnic_trace_ctrl_read fndecl 3 28098 NULL +enable_so___ceph_osdc_start_request_fndecl_28101 __ceph_osdc_start_request fndecl 0 28101 NULL nohasharray +enable_so_vmw_fb_create_bo_fndecl_28101 vmw_fb_create_bo fndecl 2 28101 &enable_so___ceph_osdc_start_request_fndecl_28101 +enable_so_ath6kl_wmi_set_wmm_txop_fndecl_28102 ath6kl_wmi_set_wmm_txop fndecl 2 28102 NULL +enable_so_tool_peer_db_write_fndecl_28104 tool_peer_db_write fndecl 3 28104 NULL +enable_so_xlvbd_init_blk_queue_fndecl_28107 xlvbd_init_blk_queue fndecl 2-3-4 28107 NULL nohasharray +enable_so_udf_check_anchor_block_fndecl_28107 udf_check_anchor_block fndecl 2 28107 &enable_so_xlvbd_init_blk_queue_fndecl_28107 +enable_so_gru_alloc_thread_state_fndecl_28109 gru_alloc_thread_state fndecl 2 28109 NULL +enable_so_ufs_inode_getfrag_fndecl_28110 ufs_inode_getfrag fndecl 3-0 28110 NULL +enable_so_stream_next_buffer_check_queue_fndecl_28114 stream_next_buffer_check_queue fndecl 0 28114 NULL +enable_so___iwl_read_prph_fndecl_28120 __iwl_read_prph fndecl 0 28120 NULL +enable_so_comm_base_mlx4_fw_28125 comm_base mlx4_fw 0 28125 NULL +enable_so_minimum_mfc_control_28126 minimum mfc_control 0 28126 NULL nohasharray +enable_so_mtip_send_trim_fndecl_28126 mtip_send_trim fndecl 0 28126 &enable_so_minimum_mfc_control_28126 +enable_so_xfs_get_extsz_hint_fndecl_28128 xfs_get_extsz_hint fndecl 0 28128 NULL +enable_so_vlan_id_qlcnic_esw_func_cfg_28139 vlan_id qlcnic_esw_func_cfg 0 28139 NULL +enable_so_wLength_usb_ctrlrequest_28143 wLength usb_ctrlrequest 0 28143 NULL +enable_so_unit_size_pcpu_alloc_info_28146 unit_size pcpu_alloc_info 0 28146 NULL +enable_so_adv_smbus_read_byte_data_fndecl_28147 adv_smbus_read_byte_data fndecl 0 28147 NULL +enable_so_rc_framerate_denom_s5p_mfc_enc_params_28151 rc_framerate_denom s5p_mfc_enc_params 0 28151 NULL +enable_so_cur_page_offset_dio_submit_28153 cur_page_offset dio_submit 0 28153 NULL +enable_so_bNumPorts_usb_wa_descriptor_28154 bNumPorts usb_wa_descriptor 0 28154 NULL +enable_so_pipe_intr_lan78xx_net_28155 pipe_intr lan78xx_net 0 28155 NULL nohasharray +enable_so_cfg80211_disconnected_fndecl_28155 cfg80211_disconnected fndecl 4 28155 &enable_so_pipe_intr_lan78xx_net_28155 +enable_so_af9013_rd_regs_fndecl_28157 af9013_rd_regs fndecl 4 28157 NULL +enable_so_sock_hlen_vhost_net_virtqueue_28159 sock_hlen vhost_net_virtqueue 0 28159 NULL +enable_so_read_file_tpc_fndecl_28162 read_file_tpc fndecl 3 28162 NULL +enable_so_aio_nbytes_iocb_28163 aio_nbytes iocb 0 28163 NULL +enable_so_x_drm_fb_helper_crtc_28166 x drm_fb_helper_crtc 0 28166 NULL +enable_so__ocfs2_free_suballoc_bits_fndecl_28174 _ocfs2_free_suballoc_bits fndecl 5 28174 NULL +enable_so___iscsi_conn_send_pdu_fndecl_28181 __iscsi_conn_send_pdu fndecl 4 28181 NULL +enable_so___dn_setsockopt_fndecl_28183 __dn_setsockopt fndecl 5 28183 NULL +enable_so_res_length_dlm_rsb_28184 res_length dlm_rsb 0 28184 NULL +enable_so_fw_cid_ep_handles_28190 fw_cid ep_handles 0 28190 NULL +enable_so_ixgbe_fcoe_get_tc_fndecl_28191 ixgbe_fcoe_get_tc fndecl 0 28191 NULL +enable_so_size_genwqe_mem_28192 size genwqe_mem 0 28192 NULL +enable_so_ttm_dma_pool_alloc_new_pages_fndecl_28194 ttm_dma_pool_alloc_new_pages fndecl 3 28194 NULL +enable_so_snd_rme96_playback_copy_fndecl_28196 snd_rme96_playback_copy fndecl 5 28196 NULL +enable_so_cirrus_gem_create_fndecl_28197 cirrus_gem_create fndecl 2 28197 NULL nohasharray +enable_so_next_power_fndecl_28197 next_power fndecl 0 28197 &enable_so_cirrus_gem_create_fndecl_28197 +enable_so_snd_pcm_lib_preallocate_pages_for_all_fndecl_28203 snd_pcm_lib_preallocate_pages_for_all fndecl 4 28203 NULL +enable_so_bfad_debugfs_read_fndecl_28204 bfad_debugfs_read fndecl 3 28204 NULL +enable_so_region_shift_dm_region_hash_28205 region_shift dm_region_hash 0 28205 NULL +enable_so_ast_bo_create_fndecl_28209 ast_bo_create fndecl 2 28209 NULL nohasharray +enable_so_xattr_getsecurity_fndecl_28209 xattr_getsecurity fndecl 0 28209 &enable_so_ast_bo_create_fndecl_28209 +enable_so_lec_change_mtu_fndecl_28213 lec_change_mtu fndecl 2 28213 NULL +enable_so_ext4_get_block_write_nolock_fndecl_28214 ext4_get_block_write_nolock fndecl 2 28214 NULL +enable_so_blk_rq_map_sg_fndecl_28215 blk_rq_map_sg fndecl 0 28215 NULL +enable_so_mpt_base_mthca_mr_table_28221 mpt_base mthca_mr_table 0 28221 NULL +enable_so_s_blocksize_bits_super_block_28225 s_blocksize_bits super_block 0 28225 NULL nohasharray +enable_so_wil_seq_hexdump_fndecl_28225 wil_seq_hexdump fndecl 3 28225 &enable_so_s_blocksize_bits_super_block_28225 +enable_so_eth_type_ath6kl_llc_snap_hdr_28228 eth_type ath6kl_llc_snap_hdr 0 28228 NULL +enable_so_space_slots_btrfs_ioctl_space_args_28231 space_slots btrfs_ioctl_space_args 0 28231 NULL +enable_so_blk_update_request_fndecl_28233 blk_update_request fndecl 3-2 28233 NULL +enable_so_mux_device_request_fndecl_28235 mux_device_request fndecl 7 28235 NULL nohasharray +enable_so_l2cap_mtu_vardecl_core_c_28235 l2cap_mtu vardecl_core.c 0 28235 &enable_so_mux_device_request_fndecl_28235 +enable_so_loop_end_patch_info_28242 loop_end patch_info 0 28242 NULL +enable_so_ino_bfs_dirent_28246 ino bfs_dirent 0 28246 NULL +enable_so_tcpmss_mangle_packet_fndecl_28248 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NULL +enable_so_st_nci_probe_fndecl_29121 st_nci_probe fndecl 2 29121 NULL +enable_so_jfs_iget_fndecl_29122 jfs_iget fndecl 2 29122 NULL +enable_so_pci_set_power_state_fndecl_29124 pci_set_power_state fndecl 0 29124 NULL nohasharray +enable_so_sca3000_read_first_n_hw_rb_fndecl_29124 sca3000_read_first_n_hw_rb fndecl 2 29124 &enable_so_pci_set_power_state_fndecl_29124 +enable_so_ioctl_code_usbdevfs_ioctl_29134 ioctl_code usbdevfs_ioctl 0 29134 NULL +enable_so_max_dump_cnt_ramoops_context_29141 max_dump_cnt ramoops_context 0 29141 NULL +enable_so_pci_pericom_setup_fndecl_29142 pci_pericom_setup fndecl 4 29142 NULL +enable_so_y1_virtio_gpu_framebuffer_29147 y1 virtio_gpu_framebuffer 0 29147 NULL +enable_so_send_bulk_pipe_us_data_29148 send_bulk_pipe us_data 0 29148 NULL +enable_so_hidp_sock_create_fndecl_29151 hidp_sock_create fndecl 3 29151 NULL +enable_so_width_usbtv_29152 width usbtv 0 29152 NULL +enable_so_algorithm_raid_type_29156 algorithm raid_type 0 29156 NULL 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29186 NULL +enable_so_release_mem_region_adjustable_fndecl_29187 release_mem_region_adjustable fndecl 3-2 29187 NULL +enable_so_em28xx_i2c_read_block_fndecl_29188 em28xx_i2c_read_block fndecl 5 29188 NULL +enable_so_brcmf_config_wowl_pattern_fndecl_29198 brcmf_config_wowl_pattern fndecl 4 29198 NULL +enable_so_HFC_inw_nodebug_hfc_multi_29199 HFC_inw_nodebug hfc_multi 0 29199 NULL +enable_so_vcc_sendmsg_fndecl_29205 vcc_sendmsg fndecl 3 29205 NULL +enable_so_x25_parse_facilities_fndecl_29207 x25_parse_facilities fndecl 0 29207 NULL +enable_so_ftdi_elan_total_command_size_fndecl_29214 ftdi_elan_total_command_size fndecl 0 29214 NULL +enable_so_video_rbase_osd_info_29225 video_rbase osd_info 0 29225 NULL +enable_so_mpx_get_bt_entry_offset_bytes_fndecl_29230 mpx_get_bt_entry_offset_bytes fndecl 0-2 29230 NULL +enable_so_change_pte_range_fndecl_29232 change_pte_range fndecl 3 29232 NULL +enable_so_dvb_dmxdev_buffer_write_fndecl_29234 dvb_dmxdev_buffer_write fndecl 3-0 29234 NULL +enable_so_il4965_ucode_tx_stats_read_fndecl_29235 il4965_ucode_tx_stats_read fndecl 3 29235 NULL +enable_so_rq_pagesz_smb_rqst_29240 rq_pagesz smb_rqst 0 29240 NULL +enable_so_sb_dirband_start_hpfs_sb_info_29242 sb_dirband_start hpfs_sb_info 0 29242 NULL +enable_so_ubifs_recover_log_leb_fndecl_29244 ubifs_recover_log_leb fndecl 3 29244 NULL +enable_so_ptc_proc_write_fndecl_29247 ptc_proc_write fndecl 3 29247 NULL +enable_so_sg_pcopy_from_buffer_fndecl_29248 sg_pcopy_from_buffer fndecl 5-4 29248 NULL +enable_so_offset_rbd_obj_request_29253 offset rbd_obj_request 0 29253 NULL +enable_so_i_dir_acl_ext2_inode_29264 i_dir_acl ext2_inode 0 29264 NULL +enable_so_sisusb_lseek_fndecl_29268 sisusb_lseek fndecl 2 29268 NULL nohasharray +enable_so_maxlen_ctl_table_29268 maxlen ctl_table 0 29268 &enable_so_sisusb_lseek_fndecl_29268 +enable_so_start_block_hfsplus_ext_key_29269 start_block hfsplus_ext_key 0 29269 NULL nohasharray +enable_so_rtw_malloc2d_fndecl_29269 rtw_malloc2d fndecl 3-2-1 29269 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drm_i915_gem_userptr 0 29294 NULL +enable_so_msg_size_adf_etr_ring_data_29295 msg_size adf_etr_ring_data 0 29295 NULL +enable_so_set_powered_fndecl_29298 set_powered fndecl 4 29298 NULL +enable_so_xfs_handle_to_dentry_fndecl_29300 xfs_handle_to_dentry fndecl 3 29300 NULL +enable_so_ramoops_init_prz_fndecl_29301 ramoops_init_prz fndecl 5 29301 NULL +enable_so_mb_find_extent_fndecl_29303 mb_find_extent fndecl 2 29303 NULL +enable_so_generic_file_llseek_fndecl_29304 generic_file_llseek fndecl 2 29304 NULL +enable_so_read_w5300_priv_29306 read w5300_priv 0 29306 NULL nohasharray +enable_so_tail_ivtv_dma_page_info_29306 tail ivtv_dma_page_info 0 29306 &enable_so_read_w5300_priv_29306 nohasharray +enable_so_rawv6_seticmpfilter_fndecl_29306 rawv6_seticmpfilter fndecl 5-0 29306 &enable_so_tail_ivtv_dma_page_info_29306 +enable_so_vmw_fifo_reserve_fndecl_29310 vmw_fifo_reserve fndecl 2 29310 NULL +enable_so_soc_mbus_image_size_fndecl_29311 soc_mbus_image_size fndecl 0-3-2 29311 NULL 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snd_pcm_kernel_ioctl fndecl 0 29352 NULL +enable_so_alloced_snd_array_29353 alloced snd_array 0 29353 NULL +enable_so_receive_copy_fndecl_29355 receive_copy fndecl 3 29355 NULL +enable_so_max_sgs_per_cmd_snic_fw_info_29357 max_sgs_per_cmd snic_fw_info 0 29357 NULL nohasharray +enable_so_xfs_attr3_leaf_read_fndecl_29357 xfs_attr3_leaf_read fndecl 3 29357 &enable_so_max_sgs_per_cmd_snic_fw_info_29357 +enable_so_fuse_get_req_fndecl_29358 fuse_get_req fndecl 2 29358 NULL nohasharray +enable_so_aat2870_reg_read_file_fndecl_29358 aat2870_reg_read_file fndecl 3 29358 &enable_so_fuse_get_req_fndecl_29358 +enable_so_s_dat_entry_size_nilfs_super_block_29359 s_dat_entry_size nilfs_super_block 0 29359 NULL +enable_so_qt2160_read_block_fndecl_29365 qt2160_read_block fndecl 4 29365 NULL +enable_so_dummy_perform_transfer_fndecl_29372 dummy_perform_transfer fndecl 0-3 29372 NULL nohasharray +enable_so_tx_ring_size_pxa168_eth_private_29372 tx_ring_size pxa168_eth_private 0 29372 &enable_so_dummy_perform_transfer_fndecl_29372 +enable_so_n_devices_whc_29373 n_devices whc 0 29373 NULL +enable_so_l2bsize_jfs_sb_info_29377 l2bsize jfs_sb_info 0 29377 NULL nohasharray +enable_so_count_e1000_rx_ring_29377 count e1000_rx_ring 0 29377 &enable_so_l2bsize_jfs_sb_info_29377 +enable_so_extHint_fndecl_29378 extHint fndecl 2 29378 NULL +enable_so_next_cluster_fat_boot_fsinfo_29380 next_cluster fat_boot_fsinfo 0 29380 NULL +enable_so_ib_uverbs_unmarshall_recv_fndecl_29384 ib_uverbs_unmarshall_recv fndecl 5 29384 NULL +enable_so_reiserfs_get_unused_objectid_fndecl_29387 reiserfs_get_unused_objectid fndecl 0 29387 NULL +enable_so_write_buffer_size_vardecl_ldusb_c_29393 write_buffer_size vardecl_ldusb.c 0 29393 NULL nohasharray +enable_so_acpi_id_xenpf_pcpuinfo_29393 acpi_id xenpf_pcpuinfo 0 29393 &enable_so_write_buffer_size_vardecl_ldusb_c_29393 +enable_so_tun_net_change_mtu_fndecl_29398 tun_net_change_mtu fndecl 2 29398 NULL +enable_so___alloc_bootmem_low_nopanic_fndecl_29400 __alloc_bootmem_low_nopanic fndecl 2-1-3 29400 NULL nohasharray +enable_so_irq_set_msi_desc_off_fndecl_29400 irq_set_msi_desc_off fndecl 1 29400 &enable_so___alloc_bootmem_low_nopanic_fndecl_29400 nohasharray +enable_so_octeon_alloc_recv_info_fndecl_29400 octeon_alloc_recv_info fndecl 1 29400 &enable_so_irq_set_msi_desc_off_fndecl_29400 +enable_so_hpfs_map_sector_fndecl_29402 hpfs_map_sector fndecl 2 29402 NULL +enable_so_udp_gro_complete_fndecl_29407 udp_gro_complete fndecl 2 29407 NULL +enable_so_sisfb_mem_sis_video_info_29418 sisfb_mem sis_video_info 0 29418 NULL +enable_so_xop_data_nents_xcopy_op_29423 xop_data_nents xcopy_op 0 29423 NULL +enable_so_block_extra_size_snd_util_memhdr_29432 block_extra_size snd_util_memhdr 0 29432 NULL +enable_so_ocfs2_xattr_user_set_fndecl_29433 ocfs2_xattr_user_set fndecl 4 29433 NULL +enable_so_size_vm_struct_29439 size vm_struct 0 29439 NULL +enable_so_xfs_attr3_rmt_blocks_fndecl_29445 xfs_attr3_rmt_blocks fndecl 0-2 29445 NULL +enable_so_ep_in_dln2_dev_29451 ep_in dln2_dev 0 29451 NULL +enable_so_ebt_buf_add_fndecl_29456 ebt_buf_add fndecl 0-3 29456 NULL +enable_so_vol_cdev_llseek_fndecl_29458 vol_cdev_llseek fndecl 2 29458 NULL +enable_so_read_into_pages_cifs_readdata_29473 read_into_pages cifs_readdata 0 29473 NULL +enable_so_i2c_hid_set_or_send_report_fndecl_29475 i2c_hid_set_or_send_report fndecl 5 29475 NULL +enable_so_macvtap_put_user_fndecl_29476 macvtap_put_user fndecl 0 29476 NULL +enable_so_rts51x_read_status_fndecl_29477 rts51x_read_status fndecl 4 29477 NULL +enable_so_tx_header_len_pn533_frame_ops_29478 tx_header_len pn533_frame_ops 0 29478 NULL nohasharray +enable_so_sctp_setsockopt_maxseg_fndecl_29478 sctp_setsockopt_maxseg fndecl 3 29478 &enable_so_tx_header_len_pn533_frame_ops_29478 nohasharray +enable_so_osst_read_back_buffer_and_rewrite_fndecl_29478 osst_read_back_buffer_and_rewrite fndecl 4-3-5 29478 &enable_so_sctp_setsockopt_maxseg_fndecl_29478 +enable_so_ns_last_pseg_the_nilfs_29482 ns_last_pseg the_nilfs 0 29482 NULL +enable_so_qs_out_channels_hdsp_29483 qs_out_channels hdsp 0 29483 NULL +enable_so_bsg_request_iscsi_transport_29485 bsg_request iscsi_transport 0 29485 NULL +enable_so_befs_bt_read_node_fndecl_29490 befs_bt_read_node fndecl 4 29490 NULL nohasharray +enable_so_gpiochip_add_pin_range_fndecl_29490 gpiochip_add_pin_range fndecl 5 29490 &enable_so_befs_bt_read_node_fndecl_29490 nohasharray +enable_so_phys_out_snd_efw_29490 phys_out snd_efw 0 29490 &enable_so_gpiochip_add_pin_range_fndecl_29490 +enable_so_mlx4_en_fill_qp_context_fndecl_29495 mlx4_en_fill_qp_context fndecl 8 29495 NULL +enable_so_pcpu_fc_alloc_fndecl_29497 pcpu_fc_alloc fndecl 3-2 29497 NULL +enable_so_cx23885_alsa_dma_init_fndecl_29499 cx23885_alsa_dma_init fndecl 2 29499 NULL +enable_so_raid_disks_mdu_array_info_s_29501 raid_disks mdu_array_info_s 0 29501 NULL +enable_so_type_length_fru_type_length_29503 type_length fru_type_length 0 29503 NULL +enable_so_nf_nat_sdp_media_fndecl_29508 nf_nat_sdp_media fndecl 2-9 29508 NULL +enable_so_ecryptfs_copy_filename_fndecl_29519 ecryptfs_copy_filename fndecl 4 29519 NULL +enable_so_nritems_btrfs_header_29521 nritems btrfs_header 0 29521 NULL +enable_so_unix_stream_connect_fndecl_29527 unix_stream_connect fndecl 3 29527 NULL +enable_so_h4_recv_buf_fndecl_29532 h4_recv_buf fndecl 4 29532 NULL nohasharray +enable_so_blocks_mmc_ioc_cmd_29532 blocks mmc_ioc_cmd 0 29532 &enable_so_h4_recv_buf_fndecl_29532 +enable_so_nvme_error_status_fndecl_29541 nvme_error_status fndecl 0 29541 NULL +enable_so_forw_xfs_da3_icnode_hdr_29543 forw xfs_da3_icnode_hdr 0 29543 NULL +enable_so_ooboffs_mtd_oob_ops_29549 ooboffs mtd_oob_ops 0 29549 NULL +enable_so_local_max_bio_size_drbd_device_29550 local_max_bio_size drbd_device 0 29550 NULL +enable_so_zone_mem_ttm_mem_zone_29551 zone_mem ttm_mem_zone 0 29551 NULL +enable_so_ext4_xattr_trusted_set_fndecl_29556 ext4_xattr_trusted_set fndecl 4 29556 NULL nohasharray +enable_so_befs_read_lsymlink_fndecl_29556 befs_read_lsymlink fndecl 4 29556 &enable_so_ext4_xattr_trusted_set_fndecl_29556 +enable_so_l2cap_chan_send_fndecl_29557 l2cap_chan_send fndecl 3 29557 NULL +enable_so_iwl_mvm_send_cmd_pdu_fndecl_29560 iwl_mvm_send_cmd_pdu fndecl 0 29560 NULL +enable_so_calculate_iosize_fndecl_29562 calculate_iosize fndecl 0-4-5-3-2-1 29562 NULL +enable_so_ieee80211_rx_bss_info_fndecl_29564 ieee80211_rx_bss_info fndecl 3 29564 NULL +enable_so_fs_devrw_entry_fndecl_29575 fs_devrw_entry fndecl 3 29575 NULL +enable_so_addr_drm_amdgpu_gem_userptr_29582 addr drm_amdgpu_gem_userptr 0 29582 NULL +enable_so_xstateregs_get_fndecl_29585 xstateregs_get fndecl 4 29585 NULL nohasharray +enable_so_valid_hooks_xt_table_29585 valid_hooks xt_table 0 29585 &enable_so_xstateregs_get_fndecl_29585 +enable_so____mic_ioremap_fndecl_29587 ___mic_ioremap fndecl 3-2 29587 NULL +enable_so_num_rx_queues_e1000_adapter_29589 num_rx_queues e1000_adapter 0 29589 NULL +enable_so_max_requests_hptiop_hba_29596 max_requests hptiop_hba 0 29596 NULL +enable_so_ti_write_fndecl_29599 ti_write fndecl 4 29599 NULL +enable_so_btmrvl_download_cal_data_fndecl_29602 btmrvl_download_cal_data fndecl 3 29602 NULL +enable_so_read_b43_debugfs_fops_29607 read b43_debugfs_fops 0 29607 NULL nohasharray +enable_so_queue_size_snd_timer_user_29607 queue_size snd_timer_user 0 29607 &enable_so_read_b43_debugfs_fops_29607 +enable_so_r1_sync_page_io_fndecl_29608 r1_sync_page_io fndecl 3-2 29608 NULL +enable_so_width_mxr_block_29613 width mxr_block 0 29613 NULL +enable_so_efd_group_ext4_free_data_29619 efd_group ext4_free_data 0 29619 NULL +enable_so_msb_exit_state_machine_fndecl_29622 msb_exit_state_machine fndecl 2 29622 NULL +enable_so_nr_cells_axp20x_dev_29628 nr_cells axp20x_dev 0 29628 NULL +enable_so_escd_size_escd_info_struc_29631 escd_size escd_info_struc 0 29631 NULL +enable_so_vbi_vlen_saa7134_dev_29640 vbi_vlen saa7134_dev 0 29640 NULL nohasharray +enable_so_nicvf_init_snd_queue_fndecl_29640 nicvf_init_snd_queue fndecl 3 29640 &enable_so_vbi_vlen_saa7134_dev_29640 +enable_so_acpi_rs_set_resource_header_fndecl_29642 acpi_rs_set_resource_header fndecl 2 29642 NULL +enable_so_vb_bytes_per_frame_cx18_stream_29644 vb_bytes_per_frame cx18_stream 0 29644 NULL +enable_so_placement_offset_eth_fast_path_rx_cqe_29646 placement_offset eth_fast_path_rx_cqe 0 29646 NULL nohasharray +enable_so_er_extcount_xfs_ext_irec_29646 er_extcount xfs_ext_irec 0 29646 &enable_so_placement_offset_eth_fast_path_rx_cqe_29646 +enable_so_num_counters_arpt_replace_29649 num_counters arpt_replace 0 29649 NULL nohasharray +enable_so_reserve_mc_sibling_devs_fndecl_29649 reserve_mc_sibling_devs fndecl 2-3 29649 &enable_so_num_counters_arpt_replace_29649 nohasharray +enable_so_control_read_fndecl_29649 control_read fndecl 6 29649 &enable_so_reserve_mc_sibling_devs_fndecl_29649 +enable_so_count_vfio_pci_hot_reset_info_29655 count vfio_pci_hot_reset_info 0 29655 NULL +enable_so_split_node_fndecl_29659 split_node fndecl 0 29659 NULL nohasharray +enable_so_ls_num_lprocfs_stats_29659 ls_num lprocfs_stats 0 29659 &enable_so_split_node_fndecl_29659 +enable_so_items_per_memblock_vxge_hw_mempool_29661 items_per_memblock vxge_hw_mempool 0 29661 NULL +enable_so_pci_cfg_space_size_fndecl_29666 pci_cfg_space_size fndecl 0 29666 NULL +enable_so___ipv4_tun_to_nlattr_fndecl_29678 __ipv4_tun_to_nlattr fndecl 4 29678 NULL nohasharray +enable_so_num_tagged_esp_lun_data_29678 num_tagged esp_lun_data 0 29678 &enable_so___ipv4_tun_to_nlattr_fndecl_29678 +enable_so_rtsx_usb_seq_read_register_fndecl_29680 rtsx_usb_seq_read_register fndecl 3-0 29680 NULL nohasharray +enable_so_mon_buff_area_alloc_contiguous_fndecl_29680 mon_buff_area_alloc_contiguous fndecl 2 29680 &enable_so_rtsx_usb_seq_read_register_fndecl_29680 +enable_so_comps_used_isert_device_29683 comps_used isert_device 0 29683 NULL +enable_so_APP_len_camera_data_29686 APP_len camera_data 0 29686 NULL +enable_so_i40e_pci_sriov_configure_fndecl_29688 i40e_pci_sriov_configure fndecl 2 29688 NULL +enable_so_osd_req_write_sg_kern_fndecl_29697 osd_req_write_sg_kern fndecl 5 29697 NULL +enable_so_qlcnic_pci_sriov_enable_fndecl_29700 qlcnic_pci_sriov_enable fndecl 2 29700 NULL +enable_so_rds_message_alloc_fndecl_29702 rds_message_alloc fndecl 1 29702 NULL +enable_so_get_vm_area_caller_fndecl_29708 get_vm_area_caller fndecl 1 29708 NULL +enable_so_of_flat_dt_is_compatible_fndecl_29709 of_flat_dt_is_compatible fndecl 1 29709 NULL nohasharray +enable_so_ocfs2_add_refcounted_extent_fndecl_29709 ocfs2_add_refcounted_extent fndecl 6-7-5 29709 &enable_so_of_flat_dt_is_compatible_fndecl_29709 +enable_so_usdhi6_cmd_flags_fndecl_29713 usdhi6_cmd_flags fndecl 0 29713 NULL +enable_so_SGE_size__MPT_ADAPTER_29715 SGE_size _MPT_ADAPTER 0 29715 NULL +enable_so_first_sect_blkif_request_segment_29716 first_sect blkif_request_segment 0 29716 NULL +enable_so_ca91cx42_alloc_resource_fndecl_29717 ca91cx42_alloc_resource fndecl 2 29717 NULL +enable_so_ext4_itable_unused_count_fndecl_29718 ext4_itable_unused_count fndecl 0 29718 NULL +enable_so_maxframe_vardecl_n_hdlc_c_29719 maxframe vardecl_n_hdlc.c 0 29719 NULL +enable_so_qib_alloc_fast_reg_page_list_fndecl_29720 qib_alloc_fast_reg_page_list fndecl 2 29720 NULL +enable_so_bpp_aty128_crtc_29724 bpp aty128_crtc 0 29724 NULL nohasharray +enable_so_sel_write_disable_fndecl_29724 sel_write_disable fndecl 3 29724 &enable_so_bpp_aty128_crtc_29724 +enable_so_Zlen_hfc_multi_29733 Zlen hfc_multi 0 29733 NULL nohasharray +enable_so_num_resources_mfd_cell_29733 num_resources mfd_cell 0 29733 &enable_so_Zlen_hfc_multi_29733 +enable_so_target_pages_balloon_stats_29734 target_pages balloon_stats 0 29734 NULL +enable_so___ceph_tcp_sendpage_fndecl_29744 __ceph_tcp_sendpage fndecl 0-4 29744 NULL +enable_so_ba_param_set_wil_back_rx_29752 ba_param_set wil_back_rx 0 29752 NULL +enable_so_snd_pcm_lib_read_fndecl_29755 snd_pcm_lib_read fndecl 0 29755 NULL +enable_so_mmio_phys_ivhd_header_29762 mmio_phys ivhd_header 0 29762 NULL +enable_so_hotplug_pages_balloon_stats_29763 hotplug_pages balloon_stats 0 29763 NULL nohasharray +enable_so_ext4_write_begin_fndecl_29763 ext4_write_begin fndecl 4-3 29763 &enable_so_hotplug_pages_balloon_stats_29763 +enable_so_physical_scrub_bio_29776 physical scrub_bio 0 29776 NULL +enable_so_ath6kl_wmi_ap_set_dtim_cmd_fndecl_29779 ath6kl_wmi_ap_set_dtim_cmd fndecl 2 29779 NULL +enable_so_eqp_bdi_bd_list_29780 eqp_bdi bd_list 0 29780 NULL nohasharray +enable_so_starting_psn_ib_cm_req_param_29780 starting_psn ib_cm_req_param 0 29780 &enable_so_eqp_bdi_bd_list_29780 +enable_so_io_min_queue_limits_29785 io_min queue_limits 0 29785 NULL +enable_so_serial_in_uart_port_29788 serial_in uart_port 0 29788 NULL nohasharray +enable_so_pipeline_defrag_to_rx_xfer_swi_read_fndecl_29788 pipeline_defrag_to_rx_xfer_swi_read fndecl 3 29788 &enable_so_serial_in_uart_port_29788 +enable_so_first_index_zap_details_29790 first_index zap_details 0 29790 NULL +enable_so_supply_map_read_file_fndecl_29795 supply_map_read_file fndecl 3 29795 NULL +enable_so_blk_queue_max_discard_sectors_fndecl_29799 blk_queue_max_discard_sectors fndecl 2 29799 NULL +enable_so_ima_show_htable_violations_fndecl_29800 ima_show_htable_violations fndecl 3 29800 NULL +enable_so_cxgb3_get_cpl_reply_skb_fndecl_29807 cxgb3_get_cpl_reply_skb fndecl 2 29807 NULL nohasharray +enable_so_i_disksize_ext4_inode_info_29807 i_disksize ext4_inode_info 0 29807 &enable_so_cxgb3_get_cpl_reply_skb_fndecl_29807 +enable_so_otp_read_fndecl_29809 otp_read fndecl 5-4-2 29809 NULL nohasharray +enable_so_vbe_state_size_uvesafb_par_29809 vbe_state_size uvesafb_par 0 29809 &enable_so_otp_read_fndecl_29809 +enable_so_vmw_shader_define_fndecl_29819 vmw_shader_define fndecl 5 29819 NULL +enable_so_double_offset_smbios_cru64_info_29825 double_offset smbios_cru64_info 0 29825 NULL +enable_so_num_ports_ohci_hcd_29835 num_ports ohci_hcd 0 29835 NULL +enable_so_si_lasti_bfs_sb_info_29842 si_lasti bfs_sb_info 0 29842 NULL +enable_so_len_ethtool_dump_29843 len ethtool_dump 0 29843 NULL +enable_so_fq_alloc_node_fndecl_29850 fq_alloc_node fndecl 1 29850 NULL +enable_so_rr_len_rpcrdma_rep_29856 rr_len rpcrdma_rep 0 29856 NULL +enable_so_pvr2_buffer_get_count_fndecl_29860 pvr2_buffer_get_count fndecl 0 29860 NULL +enable_so_lower_vardecl_matroxfb_base_c_29861 lower vardecl_matroxfb_base.c 0 29861 NULL nohasharray +enable_so_bnx2x_get_num_non_def_sbs_fndecl_29861 bnx2x_get_num_non_def_sbs fndecl 0-2 29861 &enable_so_lower_vardecl_matroxfb_base_c_29861 +enable_so_bfs_add_entry_fndecl_29864 bfs_add_entry fndecl 4 29864 NULL +enable_so_alloc_vmap_area_fndecl_29865 alloc_vmap_area fndecl 1-2-3 29865 NULL +enable_so_ip6_nd_hdr_fndecl_29872 ip6_nd_hdr fndecl 5 29872 NULL +enable_so_xprt_complete_rqst_fndecl_29874 xprt_complete_rqst fndecl 2 29874 NULL +enable_so_fat_attach_fndecl_29877 fat_attach fndecl 2 29877 NULL +enable_so_nfs_idmap_lookup_id_fndecl_29879 nfs_idmap_lookup_id fndecl 2 29879 NULL +enable_so_current_size_ncp_server_29882 current_size ncp_server 0 29882 NULL +enable_so_parport_write_fndecl_29886 parport_write fndecl 0 29886 NULL +enable_so_length_ndis_80211_pmkid_29893 length ndis_80211_pmkid 0 29893 NULL +enable_so_selinux_inode_setxattr_fndecl_29895 selinux_inode_setxattr fndecl 4 29895 NULL +enable_so_residual_st_cmdstatus_29897 residual st_cmdstatus 0 29897 NULL +enable_so_ovl_fill_lower_fndecl_29899 ovl_fill_lower fndecl 3 29899 NULL +enable_so_be_pci_sriov_configure_fndecl_29900 be_pci_sriov_configure fndecl 2 29900 NULL +enable_so_data_in_res_cnt_srp_rsp_29904 data_in_res_cnt srp_rsp 0 29904 NULL +enable_so_edge_write_fndecl_29911 edge_write fndecl 4 29911 NULL +enable_so_io_error_dio_29914 io_error dio 0 29914 NULL +enable_so_fw_imem_len_rt_firmware_29916 fw_imem_len rt_firmware 0 29916 NULL nohasharray +enable_so_PageLength__CONFIG_PAGE_HEADER_29916 PageLength _CONFIG_PAGE_HEADER 0 29916 &enable_so_fw_imem_len_rt_firmware_29916 +enable_so_base_sock_create_fndecl_29918 base_sock_create fndecl 3 29918 NULL +enable_so_error_error_frame_ctrl_read_fndecl_29919 error_error_frame_ctrl_read fndecl 3 29919 NULL +enable_so_mc_s3c_hsotg_ep_29920 mc s3c_hsotg_ep 0 29920 NULL +enable_so_size_ipt_replace_29921 size ipt_replace 0 29921 NULL +enable_so_sctp_getsockopt_maxseg_fndecl_29922 sctp_getsockopt_maxseg fndecl 2 29922 NULL +enable_so_nr_frags_skb_shared_info_29925 nr_frags skb_shared_info 0 29925 NULL +enable_so_mtt_base_mthca_mr_table_29926 mtt_base mthca_mr_table 0 29926 NULL +enable_so_sys_syslog_fndecl_29929 sys_syslog fndecl 3 29929 NULL +enable_so_fll_fref_wm8993_priv_29931 fll_fref wm8993_priv 0 29931 NULL +enable_so_read_pstore_info_29933 read pstore_info 0 29933 NULL +enable_so_pvr2_ioread_read_fndecl_29939 pvr2_ioread_read fndecl 3 29939 NULL +enable_so_titan_400l_800l_setup_fndecl_29940 titan_400l_800l_setup fndecl 4 29940 NULL +enable_so___iscsi_complete_pdu_fndecl_29941 __iscsi_complete_pdu fndecl 4 29941 NULL +enable_so_spi_sync_fndecl_29944 spi_sync fndecl 0 29944 NULL +enable_so_core_size_rx_module_29949 core_size_rx module 0 29949 NULL +enable_so_s_min_extra_isize_ext4_super_block_29952 s_min_extra_isize ext4_super_block 0 29952 NULL nohasharray +enable_so_rx_endpoint_acm_29952 rx_endpoint acm 0 29952 &enable_so_s_min_extra_isize_ext4_super_block_29952 nohasharray +enable_so_cciss_proc_write_fndecl_29952 cciss_proc_write fndecl 3 29952 &enable_so_rx_endpoint_acm_29952 +enable_so_opts1_mask_rtl8169_private_29953 opts1_mask rtl8169_private 0 29953 NULL +enable_so_max_mlx5_core_srq_29956 max mlx5_core_srq 0 29956 NULL nohasharray +enable_so_state_count_Fsm_29956 state_count Fsm 0 29956 &enable_so_max_mlx5_core_srq_29956 nohasharray +enable_so_implemented_capacity_ms_boot_attr_info_29956 implemented_capacity ms_boot_attr_info 0 29956 &enable_so_state_count_Fsm_29956 +enable_so_memconsole_length_vardecl_memconsole_c_29962 memconsole_length vardecl_memconsole.c 0 29962 NULL +enable_so_c_phys_ocfs2_write_cluster_desc_29971 c_phys ocfs2_write_cluster_desc 0 29971 NULL +enable_so_idef5upd_gru_control_block_extended_29974 idef5upd gru_control_block_extended 0 29974 NULL +enable_so_ds_in_channels_hdsp_29975 ds_in_channels hdsp 0 29975 NULL +enable_so_ubi_leb_change_fndecl_29986 ubi_leb_change fndecl 4 29986 NULL nohasharray +enable_so_i_suballoc_loc_ocfs2_dinode_29986 i_suballoc_loc ocfs2_dinode 0 29986 &enable_so_ubi_leb_change_fndecl_29986 +enable_so_scrub_chunk_fndecl_29988 scrub_chunk fndecl 3 29988 NULL +enable_so_init_size_il4965_firmware_pieces_29990 init_size il4965_firmware_pieces 0 29990 NULL +enable_so_hfs_vbm_search_free_fndecl_30000 hfs_vbm_search_free fndecl 0-2 30000 NULL +enable_so_snd_pcm_lib_preallocate_pages1_fndecl_30002 snd_pcm_lib_preallocate_pages1 fndecl 2 30002 NULL +enable_so_btrfs_add_ordered_extent_compress_fndecl_30005 btrfs_add_ordered_extent_compress fndecl 4-2-5-3 30005 NULL nohasharray +enable_so_iwl_dbgfs_tof_enable_read_fndecl_30005 iwl_dbgfs_tof_enable_read fndecl 3 30005 &enable_so_btrfs_add_ordered_extent_compress_fndecl_30005 +enable_so_msc_nfinalizers_lnet_msg_container_30006 msc_nfinalizers lnet_msg_container 0 30006 NULL +enable_so_obj_offset_ore_striping_info_30010 obj_offset ore_striping_info 0 30010 NULL nohasharray +enable_so___qlcnic_pci_sriov_enable_fndecl_30010 __qlcnic_pci_sriov_enable fndecl 2 30010 &enable_so_obj_offset_ore_striping_info_30010 +enable_so_size_fstioc_write_30011 size fstioc_write 0 30011 NULL +enable_so_snd_rme9652_capture_copy_fndecl_30012 snd_rme9652_capture_copy fndecl 5 30012 NULL +enable_so_period_em28xx_audio_30017 period em28xx_audio 0 30017 NULL +enable_so_send_hole_fndecl_30019 send_hole fndecl 2 30019 NULL nohasharray +enable_so_read_file_spectral_count_fndecl_30019 read_file_spectral_count fndecl 3 30019 &enable_so_send_hole_fndecl_30019 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drbd_bm_bits fndecl 0 31061 NULL +enable_so_si_lf_eblk_bfs_sb_info_31064 si_lf_eblk bfs_sb_info 0 31064 NULL +enable_so_hdr_offset_xfrm_type_31067 hdr_offset xfrm_type 0 31067 NULL +enable_so_le_max_key_size_write_fndecl_31068 le_max_key_size_write fndecl 3 31068 NULL +enable_so_bulk_in_endpointAddress_usb_serial_port_31069 bulk_in_endpointAddress usb_serial_port 0 31069 NULL +enable_so_segsize_musb_qh_31074 segsize musb_qh 0 31074 NULL +enable_so_brcmf_sdiod_recv_buf_fndecl_31083 brcmf_sdiod_recv_buf fndecl 3 31083 NULL +enable_so_get_pipes_num_fndecl_31084 get_pipes_num fndecl 0 31084 NULL +enable_so_ocfs2_orphan_for_truncate_fndecl_31085 ocfs2_orphan_for_truncate fndecl 4 31085 NULL +enable_so_nvme_trans_fmt_get_parm_header_fndecl_31087 nvme_trans_fmt_get_parm_header fndecl 2 31087 NULL +enable_so_DAC960_ControllerCount_vardecl_DAC960_c_31089 DAC960_ControllerCount vardecl_DAC960.c 0 31089 NULL +enable_so_max_fingers_rmi_data_31091 max_fingers rmi_data 0 31091 NULL 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31127 NULL nohasharray +enable_so_nr_chips_dsa_platform_data_31127 nr_chips dsa_platform_data 0 31127 &enable_so_amdgpu_afmt_acr_fndecl_31127 +enable_so_uhci_result_isochronous_fndecl_31133 uhci_result_isochronous fndecl 0 31133 NULL nohasharray +enable_so_write_device_fndecl_31133 write_device fndecl 3 31133 &enable_so_uhci_result_isochronous_fndecl_31133 +enable_so_virtqueue_add_outbuf_fndecl_31136 virtqueue_add_outbuf fndecl 3 31136 NULL +enable_so__AscCopyLramScsiDoneQ_fndecl_31137 _AscCopyLramScsiDoneQ fndecl 4 31137 NULL +enable_so_read_fndecl_31142 read fndecl 3 31142 NULL +enable_so_mwifiex_get_supported_rates_fndecl_31144 mwifiex_get_supported_rates fndecl 0 31144 NULL +enable_so_batadv_handle_claim_fndecl_31148 batadv_handle_claim fndecl 5 31148 NULL +enable_so_irttp_connect_indication_fndecl_31149 irttp_connect_indication fndecl 4-5 31149 NULL +enable_so_hpfs_count_dnodes_fndecl_31152 hpfs_count_dnodes fndecl 2 31152 NULL +enable_so_max_rx_ip_filters_efx_nic_type_31156 max_rx_ip_filters efx_nic_type 0 31156 NULL +enable_so_max_seg_size_tsap_cb_31158 max_seg_size tsap_cb 0 31158 NULL +enable_so_ocfs2_direct_IO_zero_extend_fndecl_31171 ocfs2_direct_IO_zero_extend fndecl 4 31171 NULL +enable_so_bm_realloc_pages_fndecl_31172 bm_realloc_pages fndecl 2 31172 NULL +enable_so_rcvbuf_size_bas_cardstate_31177 rcvbuf_size bas_cardstate 0 31177 NULL +enable_so_bRPipeBlockSize_usb_wa_descriptor_31178 bRPipeBlockSize usb_wa_descriptor 0 31178 NULL +enable_so_ffs_ep0_write_fndecl_31181 ffs_ep0_write fndecl 3 31181 NULL +enable_so_op_size_ost_pool_31182 op_size ost_pool 0 31182 NULL +enable_so_con_do_clear_unimap_fndecl_31185 con_do_clear_unimap fndecl 0 31185 NULL +enable_so_slhc_compress_fndecl_31190 slhc_compress fndecl 0-3 31190 NULL +enable_so_nf_nat_sip_expect_fndecl_31193 nf_nat_sip_expect fndecl 2-8 31193 NULL +enable_so_alloc_huge_page_noerr_fndecl_31196 alloc_huge_page_noerr fndecl 2 31196 NULL nohasharray +enable_so_btrfs_drop_extents_fndecl_31196 btrfs_drop_extents fndecl 5-4 31196 &enable_so_alloc_huge_page_noerr_fndecl_31196 nohasharray +enable_so_st_int_recv_fndecl_31196 st_int_recv fndecl 3 31196 &enable_so_btrfs_drop_extents_fndecl_31196 +enable_so_snoop_inline_pio_send_fndecl_31206 snoop_inline_pio_send fndecl 5 31206 NULL +enable_so_agp_generic_alloc_user_fndecl_31213 agp_generic_alloc_user fndecl 1 31213 NULL nohasharray +enable_so_get_registers_fndecl_31213 get_registers fndecl 4 31213 &enable_so_agp_generic_alloc_user_fndecl_31213 +enable_so_wr_ep_alauda_info_31218 wr_ep alauda_info 0 31218 NULL +enable_so_io_size_smbus_lpc_sch_info_31219 io_size_smbus lpc_sch_info 0 31219 NULL +enable_so_kmalloc_array_fndecl_31223 kmalloc_array fndecl 1-2 31223 NULL +enable_so_put_pfn_fndecl_31225 put_pfn fndecl 0 31225 NULL +enable_so_fl_align_sge_31227 fl_align sge 0 31227 NULL +enable_so_mcs_unwrap_mir_fndecl_31228 mcs_unwrap_mir fndecl 3 31228 NULL nohasharray +enable_so_iscsi_tcp_segment_done_fndecl_31228 iscsi_tcp_segment_done fndecl 4 31228 &enable_so_mcs_unwrap_mir_fndecl_31228 nohasharray +enable_so_choose_log_fs_mgm_entry_size_fndecl_31228 choose_log_fs_mgm_entry_size fndecl 0 31228 &enable_so_iscsi_tcp_segment_done_fndecl_31228 +enable_so_ceph_oloc_oid_to_pg_fndecl_31232 ceph_oloc_oid_to_pg fndecl 0 31232 NULL +enable_so_kaweth_control_fndecl_31233 kaweth_control fndecl 8-2 31233 NULL +enable_so_len_ip_vs_iphdr_31235 len ip_vs_iphdr 0 31235 NULL +enable_so_length_wdm_device_31248 length wdm_device 0 31248 NULL +enable_so_SYSC_move_pages_fndecl_31249 SYSC_move_pages fndecl 2 31249 NULL +enable_so_virtio_gpu_dirty_update_fndecl_31253 virtio_gpu_dirty_update fndecl 4-3-5-6 31253 NULL +enable_so_source_id_acpi_hest_header_31256 source_id acpi_hest_header 0 31256 NULL +enable_so_rbdr_len_queue_set_31258 rbdr_len queue_set 0 31258 NULL +enable_so_orig_video_lines_screen_info_31267 orig_video_lines screen_info 0 31267 NULL nohasharray +enable_so_data_dma_hanwang_31267 data_dma hanwang 0 31267 &enable_so_orig_video_lines_screen_info_31267 +enable_so_vm_iomap_memory_fndecl_31269 vm_iomap_memory fndecl 2 31269 NULL +enable_so_end_incl_vringh_range_31272 end_incl vringh_range 0 31272 NULL +enable_so_ascot2e_read_regs_fndecl_31273 ascot2e_read_regs fndecl 4 31273 NULL +enable_so_packet_length_rc_config_31278 packet_length rc_config 0 31278 NULL +enable_so_aat2870_dump_reg_fndecl_31280 aat2870_dump_reg fndecl 0 31280 NULL +enable_so_irq_pcmcia_device_31283 irq pcmcia_device 0 31283 NULL nohasharray +enable_so_ecp_read_data_parport_operations_31283 ecp_read_data parport_operations 0 31283 &enable_so_irq_pcmcia_device_31283 +enable_so_mmap_base_kioctx_31285 mmap_base kioctx 0 31285 NULL +enable_so_igb_enable_sriov_fndecl_31288 igb_enable_sriov fndecl 2 31288 NULL +enable_so_nfs_readdir_page_filler_fndecl_31292 nfs_readdir_page_filler fndecl 5 31292 NULL +enable_so_asymmetric_key_generate_id_fndecl_31299 asymmetric_key_generate_id fndecl 4-2 31299 NULL +enable_so_fs_shift_hfsplus_sb_info_31309 fs_shift hfsplus_sb_info 0 31309 NULL +enable_so_rxblen_brcmf_sdio_31317 rxblen brcmf_sdio 0 31317 NULL +enable_so_bio_integrity_add_page_fndecl_31320 bio_integrity_add_page fndecl 4-3 31320 NULL +enable_so_gsi_end_mp_ioapic_gsi_31327 gsi_end mp_ioapic_gsi 0 31327 NULL +enable_so_scatter_len_efx_rx_queue_31330 scatter_len efx_rx_queue 0 31330 NULL nohasharray +enable_so_drm_do_probe_ddc_edid_fndecl_31330 drm_do_probe_ddc_edid fndecl 4 31330 &enable_so_scatter_len_efx_rx_queue_31330 +enable_so_ubifs_tnc_add_fndecl_31332 ubifs_tnc_add fndecl 5-4 31332 NULL +enable_so_cur_frames_osst_tape_31335 cur_frames osst_tape 0 31335 NULL +enable_so_size_ttm_bus_placement_31338 size ttm_bus_placement 0 31338 NULL +enable_so_get_elem_size_fndecl_31341 get_elem_size fndecl 0-2 31341 NULL +enable_so_block_sz_htc_target_31342 block_sz htc_target 0 31342 NULL +enable_so_sdio_writesb_fndecl_31345 sdio_writesb fndecl 4 31345 NULL +enable_so_bulk_in_size_usb_serial_driver_31350 bulk_in_size usb_serial_driver 0 31350 NULL +enable_so_cifs_llseek_fndecl_31352 cifs_llseek fndecl 2 31352 NULL +enable_so_nr_create_fndecl_31357 nr_create fndecl 3 31357 NULL nohasharray +enable_so_size_power_iwl_fw_dbg_dest_tlv_31357 size_power iwl_fw_dbg_dest_tlv 0 31357 &enable_so_nr_create_fndecl_31357 +enable_so_device_acpiphp_slot_31359 device acpiphp_slot 0 31359 NULL +enable_so_romfs_dev_strcmp_fndecl_31365 romfs_dev_strcmp fndecl 4-2 31365 NULL nohasharray +enable_so_SyS_migrate_pages_fndecl_31365 SyS_migrate_pages fndecl 2 31365 &enable_so_romfs_dev_strcmp_fndecl_31365 +enable_so_req_lim_delta_srp_rsp_31371 req_lim_delta srp_rsp 0 31371 NULL +enable_so_ioctl_fndecl_31375 ioctl fndecl 3 31375 NULL +enable_so_gfs2_meta_read_fndecl_31379 gfs2_meta_read fndecl 2 31379 NULL +enable_so_s_stripe_ext4_sb_info_31391 s_stripe ext4_sb_info 0 31391 NULL +enable_so_spi_populate_sync_msg_fndecl_31392 spi_populate_sync_msg fndecl 0 31392 NULL +enable_so_brcmf_msgbuf_init_pktids_fndecl_31395 brcmf_msgbuf_init_pktids fndecl 1 31395 NULL +enable_so_ip_tunnel_bind_dev_fndecl_31398 ip_tunnel_bind_dev fndecl 0 31398 NULL nohasharray +enable_so_asd_store_update_bios_fndecl_31398 asd_store_update_bios fndecl 4 31398 &enable_so_ip_tunnel_bind_dev_fndecl_31398 +enable_so_persistent_ram_vmap_fndecl_31402 persistent_ram_vmap fndecl 1-2 31402 NULL +enable_so_number_xt_table_info_31404 number xt_table_info 0 31404 NULL +enable_so_num_types_amdgpu_irq_src_31405 num_types amdgpu_irq_src 0 31405 NULL +enable_so_proc_pid_attr_read_fndecl_31406 proc_pid_attr_read fndecl 3 31406 NULL nohasharray +enable_so_rxrpc_rx_window_size_vardecl_31406 rxrpc_rx_window_size vardecl 0 31406 &enable_so_proc_pid_attr_read_fndecl_31406 +enable_so_data_offset_msgbuf_rx_complete_31409 data_offset msgbuf_rx_complete 0 31409 NULL +enable_so_zone_count_msb_data_31413 zone_count msb_data 0 31413 NULL +enable_so_sg_tablesize_sg_device_31415 sg_tablesize sg_device 0 31415 NULL +enable_so_unmap_region_fndecl_31420 unmap_region fndecl 5-4 31420 NULL +enable_so_bch_bucket_alloc_fndecl_31421 bch_bucket_alloc fndecl 0 31421 NULL +enable_so_rx_out_of_mem_read_fndecl_31422 rx_out_of_mem_read fndecl 3 31422 NULL +enable_so_recovery_offset_md_rdev_31426 recovery_offset md_rdev 0 31426 NULL +enable_so_len_brcmf_vs_tlv_31430 len brcmf_vs_tlv 0 31430 NULL nohasharray +enable_so_onenand_read_oob_nolock_fndecl_31430 onenand_read_oob_nolock fndecl 2 31430 &enable_so_len_brcmf_vs_tlv_31430 +enable_so_mpx_unmap_tables_fndecl_31439 mpx_unmap_tables fndecl 2-3 31439 NULL +enable_so_vc_x_vc_data_31443 vc_x vc_data 0 31443 NULL +enable_so_jffs2_user_setxattr_fndecl_31445 jffs2_user_setxattr fndecl 4 31445 NULL nohasharray +enable_so_fid_ino_xfs_fid_31445 fid_ino xfs_fid 0 31445 &enable_so_jffs2_user_setxattr_fndecl_31445 +enable_so_gro_size_bnx2x_agg_info_31450 gro_size bnx2x_agg_info 0 31450 NULL +enable_so_length_wsm_ssid_31452 length wsm_ssid 0 31452 NULL +enable_so_max_sz_mmc_test_area_31453 max_sz mmc_test_area 0 31453 NULL +enable_so_i_eattr_gfs2_inode_31461 i_eattr gfs2_inode 0 31461 NULL +enable_so_length__diva_xdi_um_cfg_cmd_data_read_sdram_31465 length _diva_xdi_um_cfg_cmd_data_read_sdram 0 31465 NULL +enable_so_drbd_send_all_fndecl_31468 drbd_send_all fndecl 4 31468 NULL +enable_so_ip_encap_hlen_fndecl_31469 ip_encap_hlen fndecl 0 31469 NULL +enable_so_len_mmap_arg_struct32_31471 len mmap_arg_struct32 0 31471 NULL nohasharray +enable_so_videobuf_dma_init_overlay_fndecl_31471 videobuf_dma_init_overlay fndecl 4 31471 &enable_so_len_mmap_arg_struct32_31471 +enable_so_wl12xx_spi_raw_write_fndecl_31482 wl12xx_spi_raw_write fndecl 4 31482 NULL +enable_so_nr_voices_seq_oss_synthinfo_31487 nr_voices seq_oss_synthinfo 0 31487 NULL +enable_so_length_rsd_31489 length rsd 0 31489 NULL +enable_so_regmap_multi_reg_write_bypassed_fndecl_31492 regmap_multi_reg_write_bypassed fndecl 3 31492 NULL +enable_so_bfa_lun_queue_depth_vardecl_31497 bfa_lun_queue_depth vardecl 0 31497 NULL +enable_so_size_intel_stolen_funcs_31503 size intel_stolen_funcs 0 31503 NULL +enable_so_PIXDEPTH_kyrofb_info_31509 PIXDEPTH kyrofb_info 0 31509 NULL +enable_so_fixed_size_llseek_fndecl_31512 fixed_size_llseek fndecl 2-4 31512 NULL +enable_so_bfad_iocmd_pcifn_bw_fndecl_31515 bfad_iocmd_pcifn_bw fndecl 0 31515 NULL +enable_so_ddb_input_read_fndecl_31516 ddb_input_read fndecl 3-0 31516 NULL +enable_so_shmem_replace_page_fndecl_31519 shmem_replace_page fndecl 4 31519 NULL +enable_so_tx_iovlen_ncp_request_reply_31522 tx_iovlen ncp_request_reply 0 31522 NULL +enable_so_ext4_mb_init_group_fndecl_31530 ext4_mb_init_group fndecl 0 31530 NULL +enable_so_port_mlx5_qp_path_31531 port mlx5_qp_path 0 31531 NULL nohasharray +enable_so_residual_datacnt_status_pkt_31531 residual_datacnt status_pkt 0 31531 &enable_so_port_mlx5_qp_path_31531 +enable_so_rx_pipe_usbpn_dev_31540 rx_pipe usbpn_dev 0 31540 NULL +enable_so_tcp_tso_acked_fndecl_31549 tcp_tso_acked fndecl 0 31549 NULL +enable_so_stride_drm_qxl_alloc_surf_31551 stride drm_qxl_alloc_surf 0 31551 NULL nohasharray +enable_so_ks_rdreg16_fndecl_31551 ks_rdreg16 fndecl 0 31551 &enable_so_stride_drm_qxl_alloc_surf_31551 +enable_so_start_genius_videocam_live_fndecl_31552 start_genius_videocam_live fndecl 0 31552 NULL +enable_so_ieee80211_if_read_state_fndecl_31558 ieee80211_if_read_state fndecl 3 31558 NULL +enable_so_resp_sas_pcd_m_spg_fndecl_31559 resp_sas_pcd_m_spg fndecl 0 31559 NULL +enable_so_kernel_physical_mapping_init_fndecl_31561 kernel_physical_mapping_init fndecl 0-2 31561 NULL +enable_so_qlcnic_validate_ringparam_fndecl_31569 qlcnic_validate_ringparam fndecl 0 31569 NULL +enable_so_bio_alloc_map_data_fndecl_31573 bio_alloc_map_data fndecl 1 31573 NULL +enable_so_vmcb_nested_state_31575 vmcb nested_state 0 31575 NULL +enable_so_can_change_mtu_fndecl_31583 can_change_mtu fndecl 2 31583 NULL nohasharray +enable_so_ib_uverbs_resize_cq_fndecl_31583 ib_uverbs_resize_cq fndecl 4 31583 &enable_so_can_change_mtu_fndecl_31583 +enable_so_dvb_dvr_set_buffer_size_fndecl_31587 dvb_dvr_set_buffer_size fndecl 2 31587 NULL +enable_so_num_txq_bna_attr_31588 num_txq bna_attr 0 31588 NULL +enable_so_v_max_out_saa7146_standard_31591 v_max_out saa7146_standard 0 31591 NULL +enable_so_nbchannel_capi_profile_31592 nbchannel capi_profile 0 31592 NULL +enable_so_radeon_gart_size_auto_fndecl_31605 radeon_gart_size_auto fndecl 0 31605 NULL +enable_so_sys_mprotect_fndecl_31611 sys_mprotect fndecl 2-1 31611 NULL +enable_so_ino_logfs_object_header_31613 ino logfs_object_header 0 31613 NULL +enable_so_iterate_fd_fndecl_31615 iterate_fd fndecl 0 31615 NULL +enable_so_wil_read_file_ioblob_fndecl_31621 wil_read_file_ioblob fndecl 3 31621 NULL +enable_so_a_entry_exec_31622 a_entry exec 0 31622 NULL nohasharray +enable_so_PyLen_hfs_cat_file_31622 PyLen hfs_cat_file 0 31622 &enable_so_a_entry_exec_31622 +enable_so_vma_merge_fndecl_31624 vma_merge fndecl 4-3 31624 NULL nohasharray +enable_so_ping_v4_sendmsg_fndecl_31624 ping_v4_sendmsg fndecl 3 31624 &enable_so_vma_merge_fndecl_31624 +enable_so_port_num_ib_ah_attr_31626 port_num ib_ah_attr 0 31626 NULL +enable_so_num_gap_ack_blocks_sctp_sackhdr_31630 num_gap_ack_blocks sctp_sackhdr 0 31630 NULL +enable_so_eq_textcnt_max98095_priv_31635 eq_textcnt max98095_priv 0 31635 NULL +enable_so_nv04_fifo_new__fndecl_31639 nv04_fifo_new_ fndecl 4 31639 NULL +enable_so_segsize_dn_skb_cb_31640 segsize dn_skb_cb 0 31640 NULL +enable_so_pep_recvmsg_fndecl_31641 pep_recvmsg fndecl 3 31641 NULL +enable_so_pmcraid_alloc_sglist_fndecl_31643 pmcraid_alloc_sglist fndecl 1 31643 NULL +enable_so_ext4_free_blocks_fndecl_31648 ext4_free_blocks fndecl 4-5 31648 NULL nohasharray +enable_so_av_buf_tail_dccp_ackvec_31648 av_buf_tail dccp_ackvec 0 31648 &enable_so_ext4_free_blocks_fndecl_31648 +enable_so_mwifiex_set_wpa_ie_helper_fndecl_31650 mwifiex_set_wpa_ie_helper fndecl 3 31650 NULL +enable_so_brk_prctl_mm_map_31652 brk prctl_mm_map 0 31652 NULL +enable_so_bpp_uvc_format_31654 bpp uvc_format 0 31654 NULL +enable_so_nonpaging_page_fault_fndecl_31655 nonpaging_page_fault fndecl 2 31655 NULL +enable_so_compat_sys_ipc_fndecl_31659 compat_sys_ipc fndecl 3 31659 NULL +enable_so_ext4_map_blocks_fndecl_31663 ext4_map_blocks fndecl 0 31663 NULL +enable_so_hp_hpet_phys_hpets_31664 hp_hpet_phys hpets 0 31664 NULL +enable_so_read_dma_ims_pcu_31667 read_dma ims_pcu 0 31667 NULL nohasharray +enable_so_len_hda_conn_list_31667 len hda_conn_list 0 31667 &enable_so_read_dma_ims_pcu_31667 +enable_so_residual_count_iscsi_scsi_rsp_31668 residual_count iscsi_scsi_rsp 0 31668 NULL +enable_so_bm_register_write_fndecl_31670 bm_register_write fndecl 3 31670 NULL nohasharray +enable_so_snd_midi_event_new_fndecl_31670 snd_midi_event_new fndecl 1 31670 &enable_so_bm_register_write_fndecl_31670 nohasharray +enable_so_set_capacity_fndecl_31670 set_capacity fndecl 2 31670 &enable_so_snd_midi_event_new_fndecl_31670 +enable_so_fragment_ufs_buffer_head_31676 fragment ufs_buffer_head 0 31676 NULL +enable_so_rx_header_len_pn533_frame_ops_31680 rx_header_len pn533_frame_ops 0 31680 NULL +enable_so_dsa_of_setup_routing_table_fndecl_31686 dsa_of_setup_routing_table fndecl 0 31686 NULL +enable_so_end_hdmi_pulse_31692 end hdmi_pulse 0 31692 NULL +enable_so_set_rxd_buffer_pointer_fndecl_31693 set_rxd_buffer_pointer fndecl 8 31693 NULL +enable_so_read_file_misc_fndecl_31695 read_file_misc fndecl 3 31695 NULL +enable_so_sr_write_cmd_async_fndecl_31698 sr_write_cmd_async fndecl 5 31698 NULL +enable_so_TargetsPerBus_aac_bus_info_response_31699 TargetsPerBus aac_bus_info_response 0 31699 NULL +enable_so_init_pipe_urbs_fndecl_31704 init_pipe_urbs fndecl 2-6 31704 NULL +enable_so_len_ib_ucm_lap_31705 len ib_ucm_lap 0 31705 NULL +enable_so_iwl_dbgfs_prph_reg_read_fndecl_31707 iwl_dbgfs_prph_reg_read fndecl 3 31707 NULL +enable_so_get_free_serial_index_fndecl_31714 get_free_serial_index fndecl 0 31714 NULL +enable_so_s5p_jpeg_compressed_size_fndecl_31715 s5p_jpeg_compressed_size fndecl 0 31715 NULL +enable_so_seg_count_ib_mad_send_buf_31716 seg_count ib_mad_send_buf 0 31716 NULL +enable_so_btrfs_add_link_fndecl_31718 btrfs_add_link fndecl 5 31718 NULL +enable_so_compat_import_iovec_fndecl_31721 compat_import_iovec fndecl 3 31721 NULL +enable_so_offset_nfs_pgio_args_31727 offset nfs_pgio_args 0 31727 NULL +enable_so_ext2_new_blocks_fndecl_31729 ext2_new_blocks fndecl 0-2 31729 NULL nohasharray +enable_so_channels_mask_sh_timer_config_31729 channels_mask sh_timer_config 0 31729 &enable_so_ext2_new_blocks_fndecl_31729 +enable_so_recv_bm_rle_bits_fndecl_31731 recv_bm_rle_bits fndecl 4 31731 NULL +enable_so_SyS_gethostname_fndecl_31743 SyS_gethostname fndecl 2 31743 NULL +enable_so_ih_ring_entry_size_kfd_device_info_31745 ih_ring_entry_size kfd_device_info 0 31745 NULL +enable_so_nxt200x_writereg_multibyte_fndecl_31757 nxt200x_writereg_multibyte fndecl 4 31757 NULL +enable_so_bio_readpage_error_fndecl_31761 bio_readpage_error fndecl 4-5 31761 NULL +enable_so_ahc_linux_user_tagdepth_fndecl_31764 ahc_linux_user_tagdepth fndecl 0 31764 NULL +enable_so_i_size_dio_31770 i_size dio 0 31770 NULL +enable_so_i40e_init_msix_fndecl_31776 i40e_init_msix fndecl 0 31776 NULL +enable_so_iommu_pgshift_gk20a_instmem_31778 iommu_pgshift gk20a_instmem 0 31778 NULL +enable_so_fore200e_chunk_alloc_fndecl_31782 fore200e_chunk_alloc fndecl 4-3 31782 NULL +enable_so_passdown_double_checking_shared_status_fndecl_31783 passdown_double_checking_shared_status fndecl 0 31783 NULL +enable_so_dev_config_fndecl_31785 dev_config fndecl 3 31785 NULL +enable_so_endpt_ubifs_scan_leb_31792 endpt ubifs_scan_leb 0 31792 NULL +enable_so_minix_V2_raw_inode_fndecl_31793 minix_V2_raw_inode fndecl 2 31793 NULL nohasharray +enable_so_irq_gpio_lpc_sch_info_31793 irq_gpio lpc_sch_info 0 31793 &enable_so_minix_V2_raw_inode_fndecl_31793 nohasharray +enable_so_afs_cell_lookup_fndecl_31793 afs_cell_lookup fndecl 2 31793 &enable_so_irq_gpio_lpc_sch_info_31793 +enable_so_mml_isar_ch_31799 mml isar_ch 0 31799 NULL +enable_so_pcslen_udp_sock_31800 pcslen udp_sock 0 31800 NULL +enable_so_parent_i_pos_low_fat_fid_31802 parent_i_pos_low fat_fid 0 31802 NULL +enable_so_bg_inode_table_ext2_group_desc_31805 bg_inode_table ext2_group_desc 0 31805 NULL +enable_so_target_submit_cmd_map_sgls_fndecl_31806 target_submit_cmd_map_sgls fndecl 6-11-15 31806 NULL +enable_so_secure_dccp_sequence_number_fndecl_31815 secure_dccp_sequence_number fndecl 0 31815 NULL nohasharray +enable_so_track_pfn_insert_fndecl_31815 track_pfn_insert fndecl 3 31815 &enable_so_secure_dccp_sequence_number_fndecl_31815 nohasharray +enable_so_snd_malloc_sgbuf_pages_fndecl_31815 snd_malloc_sgbuf_pages fndecl 2 31815 &enable_so_track_pfn_insert_fndecl_31815 +enable_so_NumPhys__MPI2_CONFIG_PAGE_EXPANDER_0_31816 NumPhys _MPI2_CONFIG_PAGE_EXPANDER_0 0 31816 NULL +enable_so_const_channel_count_hda_gen_spec_31817 const_channel_count hda_gen_spec 0 31817 NULL nohasharray +enable_so_spu_read_fndecl_31817 spu_read fndecl 4-0 31817 &enable_so_const_channel_count_hda_gen_spec_31817 +enable_so___skb_get_poff_fndecl_31821 __skb_get_poff fndecl 0 31821 NULL +enable_so_needed_size_conf_writedata_31827 needed_size conf_writedata 0 31827 NULL +enable_so_fw_iocb_count_qla_hw_data_31830 fw_iocb_count qla_hw_data 0 31830 NULL +enable_so_byte_len_svc_rdma_op_ctxt_31832 byte_len svc_rdma_op_ctxt 0 31832 NULL nohasharray +enable_so_num_partition_entries__gpt_header_31832 num_partition_entries _gpt_header 0 31832 &enable_so_byte_len_svc_rdma_op_ctxt_31832 +enable_so_num_tty_driver_31834 num tty_driver 0 31834 NULL +enable_so_n_channels_efx_nic_31838 n_channels efx_nic 0 31838 NULL nohasharray +enable_so_locked_vm_mm_struct_31838 locked_vm mm_struct 0 31838 &enable_so_n_channels_efx_nic_31838 +enable_so_opticon_process_data_packet_fndecl_31839 opticon_process_data_packet fndecl 3 31839 NULL 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34276 &enable_so_max_segs_mmc_host_34276 +enable_so_btt_map_read_fndecl_34281 btt_map_read fndecl 0 34281 NULL +enable_so_buf_len_wmi_10_4_mgmt_rx_hdr_34285 buf_len wmi_10_4_mgmt_rx_hdr 0 34285 NULL +enable_so_ea_get_fndecl_34289 ea_get fndecl 3 34289 NULL nohasharray +enable_so_ocfs2_group_from_res_fndecl_34289 ocfs2_group_from_res fndecl 0 34289 &enable_so_ea_get_fndecl_34289 +enable_so_cpu_msix_table_sz_MPT3SAS_ADAPTER_34295 cpu_msix_table_sz MPT3SAS_ADAPTER 0 34295 NULL +enable_so_skb_coalesce_rx_frag_fndecl_34296 skb_coalesce_rx_frag fndecl 3-4 34296 NULL +enable_so_edid_blocks_written_tc358743_state_34303 edid_blocks_written tc358743_state 0 34303 NULL +enable_so_fl_pg_order_sge_34307 fl_pg_order sge 0 34307 NULL +enable_so_p1_FS_QENTRY_34311 p1 FS_QENTRY 0 34311 NULL +enable_so_usb6fire_pcm_init_urb_fndecl_34318 usb6fire_pcm_init_urb fndecl 4 34318 NULL +enable_so_acm_tty_write_fndecl_34323 acm_tty_write fndecl 3 34323 NULL 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NULL +enable_so_ramdisk_store_fndecl_34654 ramdisk_store fndecl 4 34654 NULL +enable_so_uwb_est_used_vardecl_est_c_34662 uwb_est_used vardecl_est.c 0 34662 NULL +enable_so_init_evtlog_size_iwl_fw_34663 init_evtlog_size iwl_fw 0 34663 NULL +enable_so_ext4_convert_unwritten_extents_endio_fndecl_34667 ext4_convert_unwritten_extents_endio fndecl 0 34667 NULL +enable_so_num_leaves_cpu_cacheinfo_34676 num_leaves cpu_cacheinfo 0 34676 NULL +enable_so_inode_ext4_dir_entry_2_34680 inode ext4_dir_entry_2 0 34680 NULL +enable_so_pnp_add_mem_resource_fndecl_34681 pnp_add_mem_resource fndecl 3-2 34681 NULL +enable_so_offset_ethtool_eeprom_34683 offset ethtool_eeprom 0 34683 NULL +enable_so_snd_pcm_hw_param_value_min_fndecl_34686 snd_pcm_hw_param_value_min fndecl 0 34686 NULL +enable_so_bassinit_CHIPDESC_34688 bassinit CHIPDESC 0 34688 NULL nohasharray +enable_so_slip_maxdev_vardecl_slip_c_34688 slip_maxdev vardecl_slip.c 0 34688 &enable_so_bassinit_CHIPDESC_34688 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regmap 0 34722 NULL +enable_so_W6692_empty_Dfifo_fndecl_34725 W6692_empty_Dfifo fndecl 2 34725 NULL nohasharray +enable_so_tx_num_pgs_tp_params_34725 tx_num_pgs tp_params 0 34725 &enable_so_W6692_empty_Dfifo_fndecl_34725 +enable_so_ocfs2_dx_dir_format_cluster_fndecl_34730 ocfs2_dx_dir_format_cluster fndecl 6 34730 NULL nohasharray +enable_so_eqc_entry_sz_mlx4_dev_cap_34730 eqc_entry_sz mlx4_dev_cap 0 34730 &enable_so_ocfs2_dx_dir_format_cluster_fndecl_34730 +enable_so_wa_xfer_create_subset_sg_fndecl_34731 wa_xfer_create_subset_sg fndecl 2-3 34731 NULL +enable_so_memblock_double_array_fndecl_34732 memblock_double_array fndecl 3-2 34732 NULL +enable_so_trunc_start_fndecl_34735 trunc_start fndecl 3-2 34735 NULL nohasharray +enable_so__c4iw_write_mem_inline_fndecl_34735 _c4iw_write_mem_inline fndecl 3 34735 &enable_so_trunc_start_fndecl_34735 +enable_so_flags_rtl8187b_rx_hdr_34741 flags rtl8187b_rx_hdr 0 34741 NULL +enable_so_inbuf_dma_usbhid_device_34742 inbuf_dma usbhid_device 0 34742 NULL +enable_so_blockshift_sddr09_card_info_34748 blockshift sddr09_card_info 0 34748 NULL +enable_so_u132_hcd_bulk_input_recv_fndecl_34756 u132_hcd_bulk_input_recv fndecl 4 34756 NULL nohasharray +enable_so_acct_stack_growth_fndecl_34756 acct_stack_growth fndecl 3-2 34756 &enable_so_u132_hcd_bulk_input_recv_fndecl_34756 nohasharray +enable_so_nfs4_validate_mount_data_fndecl_34756 nfs4_validate_mount_data fndecl 0 34756 &enable_so_acct_stack_growth_fndecl_34756 +enable_so_extent_size_ecryptfs_crypt_stat_34757 extent_size ecryptfs_crypt_stat 0 34757 NULL nohasharray +enable_so_sc_frmr_pg_list_len_svcxprt_rdma_34757 sc_frmr_pg_list_len svcxprt_rdma 0 34757 &enable_so_extent_size_ecryptfs_crypt_stat_34757 nohasharray +enable_so_zone_spare_adfs_discrecord_34757 zone_spare adfs_discrecord 0 34757 &enable_so_sc_frmr_pg_list_len_svcxprt_rdma_34757 +enable_so_ssb_bus_pcmciabus_register_fndecl_34759 ssb_bus_pcmciabus_register fndecl 3 34759 NULL +enable_so_qla2x00_mem_alloc_fndecl_34771 qla2x00_mem_alloc fndecl 3-2 34771 NULL +enable_so_hvt_op_write_fndecl_34774 hvt_op_write fndecl 3 34774 NULL +enable_so_cyapa_i2c_pip_read_fndecl_34788 cyapa_i2c_pip_read fndecl 3 34788 NULL +enable_so_qxl_image_alloc_objects_fndecl_34790 qxl_image_alloc_objects fndecl 4-5 34790 NULL +enable_so_sizeimage_soc_camera_device_34794 sizeimage soc_camera_device 0 34794 NULL nohasharray +enable_so_addrlen_svc_deferred_req_34794 addrlen svc_deferred_req 0 34794 &enable_so_sizeimage_soc_camera_device_34794 +enable_so_rq_count_st_card_info_34798 rq_count st_card_info 0 34798 NULL +enable_so_nfs_write_end_fndecl_34801 nfs_write_end fndecl 3-5 34801 NULL +enable_so_num_q_vectors_ixgbe_adapter_34808 num_q_vectors ixgbe_adapter 0 34808 NULL +enable_so_wBlockID_ms_bootblock_header_34809 wBlockID ms_bootblock_header 0 34809 NULL +enable_so_page_size_flash_info_34810 page_size flash_info 0 34810 NULL +enable_so_rcv_array_groups_hfi1_ctxtdata_34813 rcv_array_groups hfi1_ctxtdata 0 34813 NULL +enable_so_blk_cnt_os_dat_entry_s_34817 blk_cnt os_dat_entry_s 0 34817 NULL +enable_so_lbs_lowsnr_write_fndecl_34822 lbs_lowsnr_write fndecl 3 34822 NULL +enable_so_wps_ie_len_mwifiex_private_34823 wps_ie_len mwifiex_private 0 34823 NULL nohasharray +enable_so_alg_key_len_xfrm_algo_34823 alg_key_len xfrm_algo 0 34823 &enable_so_wps_ie_len_mwifiex_private_34823 +enable_so_madvise_behavior_fndecl_34827 madvise_behavior fndecl 4-3 34827 NULL +enable_so_mwifiex_usb_submit_rx_urb_fndecl_34829 mwifiex_usb_submit_rx_urb fndecl 2 34829 NULL +enable_so_rcvegrbufs_perchunk_qib_ctxtdata_34831 rcvegrbufs_perchunk qib_ctxtdata 0 34831 NULL +enable_so_xenvif_check_gop_fndecl_34832 xenvif_check_gop fndecl 0 34832 NULL +enable_so_unix_dgram_connect_fndecl_34836 unix_dgram_connect fndecl 3 34836 NULL +enable_so_eblks_mtdswap_dev_34840 eblks mtdswap_dev 0 34840 NULL nohasharray +enable_so_setsockopt_fndecl_34840 setsockopt fndecl 5 34840 &enable_so_eblks_mtdswap_dev_34840 +enable_so_in_usbnet_34842 in 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gk20a_instobj_ctor_iommu fndecl 2 34861 NULL +enable_so_pfkey_recvmsg_fndecl_34863 pfkey_recvmsg fndecl 3 34863 NULL nohasharray +enable_so_s_map_size_adfs_sb_info_34863 s_map_size adfs_sb_info 0 34863 &enable_so_pfkey_recvmsg_fndecl_34863 +enable_so_odm_num_comps_pnfs_osd_data_map_34865 odm_num_comps pnfs_osd_data_map 0 34865 NULL +enable_so_size_g2d_frame_34866 size g2d_frame 0 34866 NULL +enable_so_sddr09_writeX_fndecl_34870 sddr09_writeX fndecl 5-7 34870 NULL +enable_so_in_len_tso_state_34871 in_len tso_state 0 34871 NULL +enable_so_dout_xfer_len_sg_io_v4_34879 dout_xfer_len sg_io_v4 0 34879 NULL +enable_so_mmc_flush_cache_fndecl_34882 mmc_flush_cache fndecl 0 34882 NULL +enable_so_bgx_get_lmac_count_fndecl_34883 bgx_get_lmac_count fndecl 0 34883 NULL +enable_so_drm_cvt_mode_fndecl_34886 drm_cvt_mode fndecl 3-2-4 34886 NULL +enable_so_Wa_tvnorm_34892 Wa tvnorm 0 34892 NULL +enable_so_vb2_dma_sg_alloc_fndecl_34894 vb2_dma_sg_alloc fndecl 2 34894 NULL nohasharray 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bio_add_pc_page fndecl 5-4 35132 &enable_so_channels_min_snd_pcm_hardware_35132 +enable_so_xdr_restrict_buflen_fndecl_35133 xdr_restrict_buflen fndecl 2 35133 NULL +enable_so__osd_realloc_seg_fndecl_35139 _osd_realloc_seg fndecl 3 35139 NULL nohasharray +enable_so___get_free_pages_fndecl_35139 __get_free_pages fndecl 0 35139 &enable_so__osd_realloc_seg_fndecl_35139 +enable_so_blockoffset_hfsplus_sb_info_35140 blockoffset hfsplus_sb_info 0 35140 NULL +enable_so_tx_ring_size_adm8211_priv_35143 tx_ring_size adm8211_priv 0 35143 NULL +enable_so_len_mwifiex_ie_types_header_35146 len mwifiex_ie_types_header 0 35146 NULL +enable_so_read_file_credit_dist_stats_fndecl_35148 read_file_credit_dist_stats fndecl 3 35148 NULL +enable_so_num_usb3_ports_xhci_hcd_35149 num_usb3_ports xhci_hcd 0 35149 NULL nohasharray +enable_so_readlink_copy_fndecl_35149 readlink_copy fndecl 2 35149 &enable_so_num_usb3_ports_xhci_hcd_35149 +enable_so_br_fdb_fillbuf_fndecl_35152 br_fdb_fillbuf fndecl 0 35152 NULL 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blk_rq_count_integrity_sg fndecl 0 35185 NULL +enable_so___sound_insert_unit_fndecl_35186 __sound_insert_unit fndecl 4-5 35186 NULL +enable_so_wHeight_uvc_frame_35189 wHeight uvc_frame 0 35189 NULL +enable_so_ah_alloc_tmp_fndecl_35193 ah_alloc_tmp fndecl 2-3 35193 NULL +enable_so_do_dccp_setsockopt_fndecl_35194 do_dccp_setsockopt fndecl 5 35194 NULL nohasharray +enable_so_intel_sdvo_write_cmd_fndecl_35194 intel_sdvo_write_cmd fndecl 4 35194 &enable_so_do_dccp_setsockopt_fndecl_35194 +enable_so_copy_gadget_strings_fndecl_35202 copy_gadget_strings fndecl 3-2 35202 NULL +enable_so_new_lockspace_fndecl_35208 new_lockspace fndecl 4 35208 NULL +enable_so_tx_ring_size_pcnet32_private_35210 tx_ring_size pcnet32_private 0 35210 NULL +enable_so_xfs_ialloc_inode_init_fndecl_35212 xfs_ialloc_inode_init fndecl 6-5 35212 NULL +enable_so_maxpacksize_snd_usb_endpoint_35216 maxpacksize snd_usb_endpoint 0 35216 NULL nohasharray +enable_so_sset_mask_ethtool_sset_info_35216 sset_mask ethtool_sset_info 0 35216 &enable_so_maxpacksize_snd_usb_endpoint_35216 +enable_so_snd_pcm_add_chmap_ctls_fndecl_35223 snd_pcm_add_chmap_ctls fndecl 4 35223 NULL +enable_so_vmbus_sendpacket_ctl_fndecl_35225 vmbus_sendpacket_ctl fndecl 3 35225 NULL +enable_so_root_blkno_ocfs2_super_35227 root_blkno ocfs2_super 0 35227 NULL +enable_so_d_off_p9_dirent_35247 d_off p9_dirent 0 35247 NULL nohasharray +enable_so_policy_idx_hmask_netns_xfrm_35247 policy_idx_hmask netns_xfrm 0 35247 &enable_so_d_off_p9_dirent_35247 +enable_so_whc_urb_dequeue_fndecl_35255 whc_urb_dequeue fndecl 3 35255 NULL nohasharray +enable_so_oprofile_buffer_size_vardecl_35255 oprofile_buffer_size vardecl 0 35255 &enable_so_whc_urb_dequeue_fndecl_35255 +enable_so_max_gs_mthca_srq_35258 max_gs mthca_srq 0 35258 NULL +enable_so_dm_bm_write_lock_fndecl_35261 dm_bm_write_lock fndecl 2 35261 NULL +enable_so_gss_unwrap_kerberos_fndecl_35263 gss_unwrap_kerberos fndecl 2 35263 NULL +enable_so_wstatus_usblp_35266 wstatus usblp 0 35266 NULL 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&enable_so_p54_parse_default_country_fndecl_35309 +enable_so_vmci_transport_dgram_enqueue_fndecl_35310 vmci_transport_dgram_enqueue fndecl 4 35310 NULL nohasharray +enable_so_walk_pud_range_fndecl_35310 walk_pud_range fndecl 0 35310 &enable_so_vmci_transport_dgram_enqueue_fndecl_35310 +enable_so_ieee80211_tdls_mgmt_setup_fndecl_35316 ieee80211_tdls_mgmt_setup fndecl 10 35316 NULL +enable_so_btrfs_ordered_sum_size_fndecl_35326 btrfs_ordered_sum_size fndecl 0-2 35326 NULL +enable_so_l2cap_create_basic_pdu_fndecl_35327 l2cap_create_basic_pdu fndecl 3 35327 NULL +enable_so_channels_twl4030_priv_35329 channels twl4030_priv 0 35329 NULL nohasharray +enable_so_ssid_len_cfg80211_ibss_params_35329 ssid_len cfg80211_ibss_params 0 35329 &enable_so_channels_twl4030_priv_35329 +enable_so_xb_suballoc_bit_ocfs2_xattr_block_35331 xb_suballoc_bit ocfs2_xattr_block 0 35331 NULL +enable_so_extra_msdu_postfix_len_lib80211_crypto_ops_35341 extra_msdu_postfix_len lib80211_crypto_ops 0 35341 NULL +enable_so_drCTFlSize_hfs_mdb_35349 drCTFlSize hfs_mdb 0 35349 NULL +enable_so_nr_pages_bts_buffer_35350 nr_pages bts_buffer 0 35350 NULL +enable_so_num_reg_mic_smpt_hw_info_35353 num_reg mic_smpt_hw_info 0 35353 NULL +enable_so_udf_get_pblock_meta25_fndecl_35356 udf_get_pblock_meta25 fndecl 4 35356 NULL +enable_so_cache_mode_control_mms114_data_35358 cache_mode_control mms114_data 0 35358 NULL +enable_so_efw_transaction_fndecl_35359 efw_transaction fndecl 5-7 35359 NULL +enable_so_hx8357_spi_write_array_fndecl_35364 hx8357_spi_write_array fndecl 3 35364 NULL +enable_so_IA_RX_BUF_SZ_vardecl_iphase_c_35365 IA_RX_BUF_SZ vardecl_iphase.c 0 35365 NULL +enable_so_previous_raid_disks_r5conf_35368 previous_raid_disks r5conf 0 35368 NULL nohasharray +enable_so_count_param_range_35368 count param_range 0 35368 &enable_so_previous_raid_disks_r5conf_35368 nohasharray +enable_so_input_pool_snd_seq_client_pool_35368 input_pool snd_seq_client_pool 0 35368 &enable_so_count_param_range_35368 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xfs_bulkstat_one_compat fndecl 2 35428 NULL +enable_so_offset_tx_buf_35429 offset tx_buf 0 35429 NULL +enable_so_bmAttributes_usb_ss_ep_comp_descriptor_35434 bmAttributes usb_ss_ep_comp_descriptor 0 35434 NULL +enable_so_ocfs2_prepare_refcount_change_for_del_fndecl_35442 ocfs2_prepare_refcount_change_for_del fndecl 4-3-2 35442 NULL +enable_so_major_gendisk_35443 major gendisk 0 35443 NULL +enable_so_wake_len_cfg80211_wowlan_tcp_35448 wake_len cfg80211_wowlan_tcp 0 35448 NULL nohasharray +enable_so_len_he_buff_35448 len he_buff 0 35448 &enable_so_wake_len_cfg80211_wowlan_tcp_35448 +enable_so_ieee80211_if_read_uapsd_queues_fndecl_35453 ieee80211_if_read_uapsd_queues fndecl 3 35453 NULL +enable_so_ocfs2_truncate_file_fndecl_35455 ocfs2_truncate_file fndecl 3 35455 NULL +enable_so_octeon_create_droq_fndecl_35457 octeon_create_droq fndecl 4-3 35457 NULL +enable_so_bytes_to_read_mpt3_diag_read_buffer_35460 bytes_to_read mpt3_diag_read_buffer 0 35460 NULL +enable_so_drbd_send_fndecl_35461 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NULL +enable_so_smq_create_fndecl_36088 smq_create fndecl 1 36088 NULL +enable_so_wil_write_file_ssid_fndecl_36097 wil_write_file_ssid fndecl 3 36097 NULL +enable_so_avc_recv_fndecl_36099 avc_recv fndecl 3 36099 NULL +enable_so_set_extent_uptodate_fndecl_36117 set_extent_uptodate fndecl 3-2 36117 NULL nohasharray +enable_so_nr_requests_request_queue_36117 nr_requests request_queue 0 36117 &enable_so_set_extent_uptodate_fndecl_36117 +enable_so_xfs_trans_read_buf_map_fndecl_36121 xfs_trans_read_buf_map fndecl 5 36121 NULL +enable_so_ipr_change_queue_depth_fndecl_36124 ipr_change_queue_depth fndecl 2 36124 NULL +enable_so_dictionary_size_disk_comp_opts_36125 dictionary_size disk_comp_opts 0 36125 NULL +enable_so_bytesperline_v4l2_plane_pix_format_36133 bytesperline v4l2_plane_pix_format 0 36133 NULL +enable_so___i2400m_bm_ack_verify_fndecl_36139 __i2400m_bm_ack_verify fndecl 0-4 36139 NULL +enable_so_x25_sendmsg_fndecl_36140 x25_sendmsg fndecl 3 36140 NULL 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length octeon_droq_info 0 36178 NULL +enable_so_nr_ion_platform_data_36179 nr ion_platform_data 0 36179 NULL +enable_so_sm_sl_ib_port_attr_36181 sm_sl ib_port_attr 0 36181 NULL +enable_so_len_ib_ucm_mra_36185 len ib_ucm_mra 0 36185 NULL +enable_so_flash_size_jffs2_sb_info_36187 flash_size jffs2_sb_info 0 36187 NULL +enable_so_batadv_interface_rx_fndecl_36190 batadv_interface_rx fndecl 4 36190 NULL +enable_so_prealloc_buffer_size_snd_dmaengine_pcm_config_36192 prealloc_buffer_size snd_dmaengine_pcm_config 0 36192 NULL +enable_so_objlayout_read_done_fndecl_36193 objlayout_read_done fndecl 2 36193 NULL +enable_so_range_min_regmap_range_36196 range_min regmap_range 0 36196 NULL +enable_so_n_cap_bufs_via_camera_36198 n_cap_bufs via_camera 0 36198 NULL +enable_so_ubifs_write_end_fndecl_36202 ubifs_write_end fndecl 4-3 36202 NULL nohasharray +enable_so_sock_setbindtodevice_fndecl_36202 sock_setbindtodevice fndecl 3 36202 &enable_so_ubifs_write_end_fndecl_36202 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command_size drm_vmw_execbuf_arg 0 36305 NULL +enable_so_size_kernfs_elem_attr_36307 size kernfs_elem_attr 0 36307 NULL +enable_so_snd_dma_alloc_pages_fndecl_36308 snd_dma_alloc_pages fndecl 3 36308 NULL nohasharray +enable_so_mwifiex_info_read_fndecl_36308 mwifiex_info_read fndecl 3 36308 &enable_so_snd_dma_alloc_pages_fndecl_36308 +enable_so_max_transfer_snd_usb_midi_out_endpoint_36311 max_transfer snd_usb_midi_out_endpoint 0 36311 NULL +enable_so_chunk_size_mdp_superblock_s_36313 chunk_size mdp_superblock_s 0 36313 NULL +enable_so_n_descsz_elf64_note_36314 n_descsz elf64_note 0 36314 NULL +enable_so_dpdData_size_wsm_configuration_36315 dpdData_size wsm_configuration 0 36315 NULL +enable_so_acpi_tb_parse_root_table_fndecl_36316 acpi_tb_parse_root_table fndecl 1 36316 NULL +enable_so_fsbno_xfs_alloc_arg_36318 fsbno xfs_alloc_arg 0 36318 NULL nohasharray +enable_so_move_buffer_data_fndecl_36318 move_buffer_data fndecl 2 36318 &enable_so_fsbno_xfs_alloc_arg_36318 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36343 NULL +enable_so_iowarrior_read_fndecl_36344 iowarrior_read fndecl 3 36344 NULL +enable_so_osd_req_write_kern_fndecl_36349 osd_req_write_kern fndecl 5 36349 NULL +enable_so_inode_blocks_efs_sb_info_36351 inode_blocks efs_sb_info 0 36351 NULL +enable_so_num_crtc_cirrus_device_36358 num_crtc cirrus_device 0 36358 NULL +enable_so_ipxrtr_route_packet_fndecl_36359 ipxrtr_route_packet fndecl 4 36359 NULL +enable_so_snd_pcm_lib_write_transfer_fndecl_36369 snd_pcm_lib_write_transfer fndecl 5 36369 NULL +enable_so_kvm_vcpu_read_guest_atomic_fndecl_36372 kvm_vcpu_read_guest_atomic fndecl 2-4 36372 NULL +enable_so_addr_len_ipmi_req_36374 addr_len ipmi_req 0 36374 NULL +enable_so_rx_ring_size_adm8211_priv_36391 rx_ring_size adm8211_priv 0 36391 NULL +enable_so_mtu_l2cap_le_conn_rsp_36399 mtu l2cap_le_conn_rsp 0 36399 NULL nohasharray +enable_so_max_rxsz_ulp_iscsi_info_36399 max_rxsz ulp_iscsi_info 0 36399 &enable_so_mtu_l2cap_le_conn_rsp_36399 +enable_so_batadv_tt_update_orig_fndecl_36402 batadv_tt_update_orig fndecl 4-6 36402 NULL +enable_so_iser_calc_scsi_params_fndecl_36403 iser_calc_scsi_params fndecl 2 36403 NULL +enable_so_pipeline_dec_packet_out_read_fndecl_36407 pipeline_dec_packet_out_read fndecl 3 36407 NULL +enable_so_rproc_state_read_fndecl_36410 rproc_state_read fndecl 3 36410 NULL +enable_so_nl80211_send_disconnected_fndecl_36411 nl80211_send_disconnected fndecl 5 36411 NULL +enable_so_iter_file_splice_write_fndecl_36415 iter_file_splice_write fndecl 4 36415 NULL +enable_so_data_len_hfa384x_rx_frame_36417 data_len hfa384x_rx_frame 0 36417 NULL +enable_so_altera_set_ir_pre_fndecl_36420 altera_set_ir_pre fndecl 2 36420 NULL nohasharray +enable_so_lustre_posix_acl_xattr_filter_fndecl_36420 lustre_posix_acl_xattr_filter fndecl 2 36420 &enable_so_altera_set_ir_pre_fndecl_36420 +enable_so_create_xattr_fndecl_36425 create_xattr fndecl 5 36425 NULL +enable_so_essid_len_ipw2100_priv_36426 essid_len ipw2100_priv 0 36426 NULL +enable_so_mt2266_writeregs_fndecl_36430 mt2266_writeregs fndecl 3 36430 NULL +enable_so_rx_fifo_override_sh_msiof_spi_info_36440 rx_fifo_override sh_msiof_spi_info 0 36440 NULL +enable_so_reserved_page_order_st_buffer_36445 reserved_page_order st_buffer 0 36445 NULL +enable_so_size_packet_info_36454 size packet_info 0 36454 NULL +enable_so_hSync_width_panel_info_36455 hSync_width panel_info 0 36455 NULL +enable_so_ov511_i2c_r_fndecl_36459 ov511_i2c_r fndecl 0 36459 NULL nohasharray +enable_so_isr_host_acknowledges_read_fndecl_36459 isr_host_acknowledges_read fndecl 3 36459 &enable_so_ov511_i2c_r_fndecl_36459 +enable_so_avail_snd_compr_avail_36463 avail snd_compr_avail 0 36463 NULL +enable_so_strn_len_fndecl_36473 strn_len fndecl 0 36473 NULL +enable_so_rlim_max_rlimit_36476 rlim_max rlimit 0 36476 NULL nohasharray +enable_so_v9fs_xattr_get_fndecl_36476 v9fs_xattr_get fndecl 4 36476 &enable_so_rlim_max_rlimit_36476 +enable_so_portnum_lvs_rh_36480 portnum lvs_rh 0 36480 NULL +enable_so_rx_len_yam_port_36481 rx_len yam_port 0 36481 NULL +enable_so_fb_show_logo_line_fndecl_36485 fb_show_logo_line fndecl 4 36485 NULL nohasharray +enable_so_t_task_lba_se_cmd_36485 t_task_lba se_cmd 0 36485 &enable_so_fb_show_logo_line_fndecl_36485 nohasharray +enable_so_i2400m_zrealloc_2x_fndecl_36485 i2400m_zrealloc_2x fndecl 3 36485 &enable_so_t_task_lba_se_cmd_36485 +enable_so_read_bufsize_carl9170_debugfs_fops_36488 read_bufsize carl9170_debugfs_fops 0 36488 NULL +enable_so_p9_client_prepare_req_fndecl_36492 p9_client_prepare_req fndecl 3 36492 NULL +enable_so_tipc_msg_make_bundle_fndecl_36497 tipc_msg_make_bundle fndecl 3 36497 NULL +enable_so_do_fault_around_fndecl_36500 do_fault_around fndecl 2-4 36500 NULL +enable_so_queue_rx_frame_fndecl_36501 queue_rx_frame fndecl 2 36501 NULL nohasharray +enable_so_sg_max_nents_hwif_s_36501 sg_max_nents hwif_s 0 36501 &enable_so_queue_rx_frame_fndecl_36501 +enable_so_start_nid_hdac_device_36504 start_nid hdac_device 0 36504 NULL +enable_so_create_pinned_em_fndecl_36508 create_pinned_em fndecl 3-2-4-5-7-6 36508 NULL +enable_so_skge_change_mtu_fndecl_36510 skge_change_mtu fndecl 2 36510 NULL +enable_so_byte_count_vmtransfer_page_range_36511 byte_count vmtransfer_page_range 0 36511 NULL +enable_so_hpfs_map_4sectors_fndecl_36523 hpfs_map_4sectors fndecl 2 36523 NULL +enable_so_igu_sb_cnt_bnx2x_36525 igu_sb_cnt bnx2x 0 36525 NULL +enable_so_ue_num_asd_bios_chim_struct_36526 ue_num asd_bios_chim_struct 0 36526 NULL nohasharray +enable_so_sdma_descq_cnt_vardecl_sdma_c_36526 sdma_descq_cnt vardecl_sdma.c 0 36526 &enable_so_ue_num_asd_bios_chim_struct_36526 +enable_so_vid_end_switchdev_obj_vlan_36528 vid_end switchdev_obj_vlan 0 36528 NULL +enable_so_ftdi_elan_edset_output_fndecl_36530 ftdi_elan_edset_output fndecl 0 36530 NULL +enable_so_sk_tcplen_svc_sock_36531 sk_tcplen svc_sock 0 36531 NULL +enable_so_nbpf_bytes_left_fndecl_36536 nbpf_bytes_left fndecl 0 36536 NULL +enable_so_acpi_os_read_memory_fndecl_36537 acpi_os_read_memory fndecl 3-1 36537 NULL +enable_so_actual_resp_len_be_cmd_resp_hdr_36543 actual_resp_len be_cmd_resp_hdr 0 36543 NULL +enable_so_pi_read_regr_fndecl_36548 pi_read_regr fndecl 0 36548 NULL +enable_so_net2272_write_packet_fndecl_36550 net2272_write_packet fndecl 4 36550 NULL +enable_so_max_sg_segs_vardecl_st_c_36551 max_sg_segs vardecl_st.c 0 36551 NULL +enable_so_ocfs2_fallocate_fndecl_36555 ocfs2_fallocate fndecl 3-4 36555 NULL nohasharray +enable_so_capture_chips_pcxhr_mgr_36555 capture_chips pcxhr_mgr 0 36555 &enable_so_ocfs2_fallocate_fndecl_36555 +enable_so_fb_try_mode_fndecl_36560 fb_try_mode fndecl 4 36560 NULL +enable_so_fuse_file_compat_ioctl_fndecl_36564 fuse_file_compat_ioctl fndecl 2 36564 NULL +enable_so_sc_sq_depth_svcxprt_rdma_36568 sc_sq_depth svcxprt_rdma 0 36568 NULL +enable_so_sge_size_MPT2SAS_ADAPTER_36569 sge_size MPT2SAS_ADAPTER 0 36569 NULL nohasharray +enable_so_vlan_tag_eth_fast_path_rx_cqe_36569 vlan_tag eth_fast_path_rx_cqe 0 36569 &enable_so_sge_size_MPT2SAS_ADAPTER_36569 +enable_so_frag_thresh_orinoco_private_36570 frag_thresh orinoco_private 0 36570 NULL +enable_so_page_count_agp_memory_36571 page_count agp_memory 0 36571 NULL +enable_so___register_chrdev_fndecl_36572 __register_chrdev fndecl 0-2-1-3 36572 NULL +enable_so_do_sys_poll_fndecl_36574 do_sys_poll fndecl 2 36574 NULL +enable_so_ceph_msgpool_get_fndecl_36577 ceph_msgpool_get fndecl 2 36577 NULL +enable_so_num_shared_regs_intel_uncore_type_36581 num_shared_regs intel_uncore_type 0 36581 NULL +enable_so_wusb_prf_fndecl_36582 wusb_prf fndecl 7 36582 NULL nohasharray +enable_so_audio_write_fndecl_36582 audio_write fndecl 4 36582 &enable_so_wusb_prf_fndecl_36582 +enable_so_rx_ring_size_pcnet32_private_36586 rx_ring_size pcnet32_private 0 36586 NULL nohasharray +enable_so_vmw_user_dmabuf_alloc_fndecl_36586 vmw_user_dmabuf_alloc fndecl 3 36586 &enable_so_rx_ring_size_pcnet32_private_36586 +enable_so_mwifiex_getlog_read_fndecl_36590 mwifiex_getlog_read fndecl 3 36590 NULL 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lpfc_idiag_ctlacc_read_reg fndecl 0-3 36642 NULL +enable_so_nls_nullsize_fndecl_36644 nls_nullsize fndecl 0 36644 NULL +enable_so_dm_done_fndecl_36648 dm_done fndecl 2 36648 NULL +enable_so_pvr2_encoder_write_words_fndecl_36653 pvr2_encoder_write_words fndecl 4 36653 NULL nohasharray +enable_so_context_id_iscsi_kwqe_conn_destroy_36653 context_id iscsi_kwqe_conn_destroy 0 36653 &enable_so_pvr2_encoder_write_words_fndecl_36653 nohasharray +enable_so_setup_data_read_fndecl_36653 setup_data_read fndecl 3 36653 &enable_so_context_id_iscsi_kwqe_conn_destroy_36653 +enable_so___kfifo_dma_in_prepare_r_fndecl_36659 __kfifo_dma_in_prepare_r fndecl 4-5 36659 NULL nohasharray +enable_so_shmem_alloc_page_fndecl_36659 shmem_alloc_page fndecl 3 36659 &enable_so___kfifo_dma_in_prepare_r_fndecl_36659 +enable_so___tty_alloc_driver_fndecl_36660 __tty_alloc_driver fndecl 1 36660 NULL +enable_so_qp_alloc_host_work_fndecl_36661 qp_alloc_host_work fndecl 3-5 36661 NULL +enable_so_dac_channels_mixer_oxygen_model_36662 dac_channels_mixer oxygen_model 0 36662 NULL +enable_so_max_queue_pairs_virtnet_info_36669 max_queue_pairs virtnet_info 0 36669 NULL +enable_so_i_file_acl_lo_ext4_inode_36684 i_file_acl_lo ext4_inode 0 36684 NULL +enable_so_size_drm_map_36685 size drm_map 0 36685 NULL +enable_so_size_drm_agp_buffer_36687 size drm_agp_buffer 0 36687 NULL +enable_so_esas2r_max_sectors_vardecl_36688 esas2r_max_sectors vardecl 0 36688 NULL nohasharray +enable_so_nnode_sz_ubifs_info_36688 nnode_sz ubifs_info 0 36688 &enable_so_esas2r_max_sectors_vardecl_36688 nohasharray +enable_so_out_kvec_bytes_ceph_connection_36688 out_kvec_bytes ceph_connection 0 36688 &enable_so_nnode_sz_ubifs_info_36688 +enable_so_rx_buffer_len_atl1c_adapter_36691 rx_buffer_len atl1c_adapter 0 36691 NULL +enable_so_expected_pages_page_collect_36693 expected_pages page_collect 0 36693 NULL +enable_so_total_len_snoop_packet_36694 total_len snoop_packet 0 36694 NULL 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fndecl 3-4 36733 &enable_so_id_hfsplus_cat_folder_36733 +enable_so_common_buffer_phys_smscore_device_t_36739 common_buffer_phys smscore_device_t 0 36739 NULL +enable_so_batadv_tt_tvlv_ogm_handler_v1_fndecl_36742 batadv_tt_tvlv_ogm_handler_v1 fndecl 5 36742 NULL +enable_so_early_reserve_e820_fndecl_36744 early_reserve_e820 fndecl 2-1 36744 NULL +enable_so_s2255_got_frame_fndecl_36746 s2255_got_frame fndecl 2 36746 NULL +enable_so_channel_hwif_s_36751 channel hwif_s 0 36751 NULL +enable_so_saved_raid_disk_md_rdev_36752 saved_raid_disk md_rdev 0 36752 NULL +enable_so_SyS_sched_getattr_fndecl_36760 SyS_sched_getattr fndecl 3 36760 NULL +enable_so_ath6kl_wmi_add_krk_cmd_fndecl_36763 ath6kl_wmi_add_krk_cmd fndecl 2 36763 NULL nohasharray +enable_so_bufsiz_vardecl_spidev_c_36763 bufsiz vardecl_spidev.c 0 36763 &enable_so_ath6kl_wmi_add_krk_cmd_fndecl_36763 +enable_so_iget_xattr_fndecl_36765 iget_xattr fndecl 2 36765 NULL nohasharray +enable_so_netdev_flow_limit_table_len_vardecl_36765 netdev_flow_limit_table_len vardecl 0 36765 &enable_so_iget_xattr_fndecl_36765 +enable_so_last_index_zap_details_36766 last_index zap_details 0 36766 NULL +enable_so_ocfs2_rm_xattr_cluster_fndecl_36767 ocfs2_rm_xattr_cluster fndecl 5-4-3 36767 NULL nohasharray +enable_so_SyS_setgroups_fndecl_36767 SyS_setgroups fndecl 1 36767 &enable_so_ocfs2_rm_xattr_cluster_fndecl_36767 +enable_so_ocfs2_make_clusters_writable_fndecl_36769 ocfs2_make_clusters_writable fndecl 5-4-3 36769 NULL +enable_so_num_nodes_crush_bucket_tree_36776 num_nodes crush_bucket_tree 0 36776 NULL +enable_so_usb_serial_generic_write_fndecl_36788 usb_serial_generic_write fndecl 4 36788 NULL +enable_so_mmio_base_controller_36793 mmio_base controller 0 36793 NULL +enable_so_rx_count_cooked_sixpack_36794 rx_count_cooked sixpack 0 36794 NULL +enable_so_pad_bytes_regmap_format_36795 pad_bytes regmap_format 0 36795 NULL +enable_so_efi_runtime_map_setup_fndecl_36796 efi_runtime_map_setup fndecl 3-2 36796 NULL 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total_bytes btrfs_super_block 0 36845 NULL +enable_so_hfsplus_attr_build_key_fndecl_36846 hfsplus_attr_build_key fndecl 0 36846 NULL +enable_so_reply_sz_MPT2SAS_ADAPTER_36858 reply_sz MPT2SAS_ADAPTER 0 36858 NULL +enable_so_raid5_compute_sector_fndecl_36860 raid5_compute_sector fndecl 0-2 36860 NULL +enable_so_acpi_register_gsi_pic_fndecl_36869 acpi_register_gsi_pic fndecl 0-2 36869 NULL +enable_so_vtotal_drm_display_mode_36870 vtotal drm_display_mode 0 36870 NULL +enable_so_int_tasklet_entry_fndecl_36871 int_tasklet_entry fndecl 3 36871 NULL +enable_so_qlcnic_83xx_sysfs_flash_write_fndecl_36872 qlcnic_83xx_sysfs_flash_write fndecl 4 36872 NULL +enable_so_self_inum_vardecl_self_c_36873 self_inum vardecl_self.c 0 36873 NULL nohasharray +enable_so_txd_size_bdx_priv_36873 txd_size bdx_priv 0 36873 &enable_so_self_inum_vardecl_self_c_36873 nohasharray +enable_so_netlbl_unlabel_init_fndecl_36873 netlbl_unlabel_init fndecl 1 36873 &enable_so_txd_size_bdx_priv_36873 +enable_so_uwb_est_size_vardecl_est_c_36881 uwb_est_size vardecl_est.c 0 36881 NULL +enable_so_tipc_sendmsg_fndecl_36882 tipc_sendmsg fndecl 3 36882 NULL nohasharray +enable_so_buf_ptr_size_iscsi_cmd_36882 buf_ptr_size iscsi_cmd 0 36882 &enable_so_tipc_sendmsg_fndecl_36882 +enable_so_h_self_omfs_header_36891 h_self omfs_header 0 36891 NULL +enable_so_size_cxgb4_range_36893 size cxgb4_range 0 36893 NULL +enable_so_sge_congestion_control_sge_params_36896 sge_congestion_control sge_params 0 36896 NULL +enable_so_limit_ixgbe_ring_feature_36904 limit ixgbe_ring_feature 0 36904 NULL +enable_so_actual_usb_request_36913 actual usb_request 0 36913 NULL +enable_so_tool_spadfn_write_fndecl_36915 tool_spadfn_write fndecl 3 36915 NULL +enable_so_dup_variable_bug_fndecl_36926 dup_variable_bug fndecl 3 36926 NULL +enable_so_len_xfs_name_36929 len xfs_name 0 36929 NULL nohasharray +enable_so_ocfs2_make_right_split_rec_fndecl_36929 ocfs2_make_right_split_rec fndecl 3 36929 &enable_so_len_xfs_name_36929 +enable_so_nfsacl_decode_fndecl_36931 nfsacl_decode fndecl 2-0 36931 NULL +enable_so_page_base_gssp_in_token_36935 page_base gssp_in_token 0 36935 NULL +enable_so_debug_level_proc_write_fndecl_36943 debug_level_proc_write fndecl 3 36943 NULL +enable_so_end_offset_xilly_buffer_36946 end_offset xilly_buffer 0 36946 NULL +enable_so_priv_size_rtnl_link_ops_36947 priv_size rtnl_link_ops 0 36947 NULL +enable_so_ntfs_prepare_pages_for_non_resident_write_fndecl_36959 ntfs_prepare_pages_for_non_resident_write fndecl 0 36959 NULL +enable_so_s_rename_dir_logfs_super_36976 s_rename_dir logfs_super 0 36976 NULL nohasharray +enable_so_reserved_kmem_cache_36976 reserved kmem_cache 0 36976 &enable_so_s_rename_dir_logfs_super_36976 +enable_so_rx_bufsize_ath_common_36977 rx_bufsize ath_common 0 36977 NULL +enable_so_loopend_soundfont_sample_info_36981 loopend soundfont_sample_info 0 36981 NULL +enable_so_usbvision_frames_alloc_fndecl_36983 usbvision_frames_alloc fndecl 0-2 36983 NULL +enable_so_isku_sysfs_read_macro_fndecl_36984 isku_sysfs_read_macro fndecl 6 36984 NULL +enable_so_v_sync_strt_wid_aty128_crtc_36987 v_sync_strt_wid aty128_crtc 0 36987 NULL +enable_so_lbmAllocate_fndecl_36995 lbmAllocate fndecl 2 36995 NULL +enable_so_exp_len_ccp_rsa_engine_36998 exp_len ccp_rsa_engine 0 36998 NULL +enable_so_ll_sa_entry_alloc_fndecl_37008 ll_sa_entry_alloc fndecl 4 37008 NULL +enable_so_num_rxp_per_rx_bnad_37010 num_rxp_per_rx bnad 0 37010 NULL +enable_so_ip6_mc_hdr_fndecl_37013 ip6_mc_hdr fndecl 7 37013 NULL +enable_so_to_fw_map_37020 to fw_map 0 37020 NULL +enable_so_cb_group_width_exofs_dt_data_map_37027 cb_group_width exofs_dt_data_map 0 37027 NULL +enable_so_result_fc_bsg_reply_37029 result fc_bsg_reply 0 37029 NULL +enable_so_mmio_size_vmw_private_37038 mmio_size vmw_private 0 37038 NULL nohasharray +enable_so_dirty_poll_interval_fndecl_37038 dirty_poll_interval fndecl 0 37038 &enable_so_mmio_size_vmw_private_37038 +enable_so_adjust_resource_fndecl_37046 adjust_resource fndecl 3-2 37046 NULL +enable_so_setcc_fndecl_37048 setcc fndecl 1 37048 NULL +enable_so_yres__sisbios_mode_37051 yres _sisbios_mode 0 37051 NULL nohasharray +enable_so_update_sm_ah_fndecl_37051 update_sm_ah fndecl 4-2 37051 &enable_so_yres__sisbios_mode_37051 +enable_so_memory_model_code_mspro_sys_info_37057 memory_model_code mspro_sys_info 0 37057 NULL +enable_so_neq_vf_resources_37066 neq vf_resources 0 37066 NULL +enable_so_vmw_cmdbuf_reserve_fndecl_37071 vmw_cmdbuf_reserve fndecl 2 37071 NULL +enable_so_SYSC_gethostname_fndecl_37078 SYSC_gethostname fndecl 2 37078 NULL +enable_so_rq_xprt_hlen_svc_rqst_37082 rq_xprt_hlen svc_rqst 0 37082 NULL +enable_so_rtc_devt_vardecl_rtc_dev_c_37090 rtc_devt vardecl_rtc-dev.c 0 37090 NULL +enable_so_filter_get_rx_ids_efx_nic_type_37093 filter_get_rx_ids efx_nic_type 0 37093 NULL +enable_so_cx25840_ir_rx_read_fndecl_37095 cx25840_ir_rx_read fndecl 3 37095 NULL +enable_so_last_eb_bytes_ubi_fm_volhdr_37099 last_eb_bytes ubi_fm_volhdr 0 37099 NULL +enable_so_relay_alloc_page_array_fndecl_37100 relay_alloc_page_array fndecl 1 37100 NULL +enable_so_gfs2_meta_ra_fndecl_37101 gfs2_meta_ra fndecl 2 37101 NULL +enable_so_filled_kobil_private_37104 filled kobil_private 0 37104 NULL +enable_so_vlan_tag_rx_return_desc_37115 vlan_tag rx_return_desc 0 37115 NULL +enable_so_fuse_request_alloc_fndecl_37120 fuse_request_alloc fndecl 1 37120 NULL nohasharray +enable_so_raid10_format_to_md_layout_fndecl_37120 raid10_format_to_md_layout fndecl 0-2 37120 &enable_so_fuse_request_alloc_fndecl_37120 +enable_so_probe_memory_block_size_fndecl_37124 probe_memory_block_size fndecl 0 37124 NULL +enable_so_find_biggest_section_pfn_fndecl_37125 find_biggest_section_pfn fndecl 0-4 37125 NULL nohasharray +enable_so_ocfs2_check_if_ancestor_fndecl_37125 ocfs2_check_if_ancestor fndecl 2 37125 &enable_so_find_biggest_section_pfn_fndecl_37125 +enable_so_sc_blk_cnt_nilfs_sc_info_37130 sc_blk_cnt nilfs_sc_info 0 37130 NULL nohasharray +enable_so___rh_alloc_fndecl_37130 __rh_alloc fndecl 2 37130 &enable_so_sc_blk_cnt_nilfs_sc_info_37130 +enable_so_nfs_updatepage_fndecl_37131 nfs_updatepage fndecl 3-4 37131 NULL +enable_so_num_report_ids_mxt_object_37133 num_report_ids mxt_object 0 37133 NULL +enable_so_audio_mute_fndecl_37139 audio_mute fndecl 2 37139 NULL +enable_so_m5mols_busy_wait_fndecl_37140 m5mols_busy_wait fndecl 2 37140 NULL +enable_so_wdata_send_pages_fndecl_37142 wdata_send_pages fndecl 2 37142 NULL +enable_so_pd_num_mthca_pd_37155 pd_num mthca_pd 0 37155 NULL +enable_so_mlx5_query_port_pvlc_fndecl_37159 mlx5_query_port_pvlc fndecl 3 37159 NULL +enable_so_max_pdu_size_l2cap_conf_rfc_37161 max_pdu_size l2cap_conf_rfc 0 37161 NULL +enable_so_ld_tgt_count_lov_desc_37163 ld_tgt_count lov_desc 0 37163 NULL +enable_so_l_logBBstart_xlog_37164 l_logBBstart xlog 0 37164 NULL +enable_so_txCredits_edgeport_port_37166 txCredits edgeport_port 0 37166 NULL +enable_so_read_mmp_block_fndecl_37168 read_mmp_block fndecl 3 37168 NULL nohasharray +enable_so_mdiobus_alloc_size_fndecl_37168 mdiobus_alloc_size fndecl 1 37168 &enable_so_read_mmp_block_fndecl_37168 +enable_so_t_blk_res_xfs_trans_37169 t_blk_res xfs_trans 0 37169 NULL +enable_so_expect_bt_skb_cb_37170 expect bt_skb_cb 0 37170 NULL +enable_so_hva_to_pfn_slow_fndecl_37173 hva_to_pfn_slow fndecl 1 37173 NULL nohasharray +enable_so_gpe_count_acpi_gpe_block_info_37173 gpe_count acpi_gpe_block_info 0 37173 &enable_so_hva_to_pfn_slow_fndecl_37173 +enable_so_copy_pte_range_fndecl_37175 copy_pte_range fndecl 6 37175 NULL +enable_so_sisusbcon_do_font_op_fndecl_37180 sisusbcon_do_font_op fndecl 9 37180 NULL nohasharray +enable_so_octeon_init_droq_fndecl_37180 octeon_init_droq fndecl 4-3 37180 &enable_so_sisusbcon_do_font_op_fndecl_37180 +enable_so_of_address_to_resource_fndecl_37191 of_address_to_resource fndecl 2 37191 NULL +enable_so_ssd1307fb_write_fndecl_37192 ssd1307fb_write fndecl 3 37192 NULL +enable_so_rx_status_0_ath5k_hw_rx_status_37197 rx_status_0 ath5k_hw_rx_status 0 37197 NULL nohasharray +enable_so_hwflags_read_fndecl_37197 hwflags_read fndecl 3 37197 &enable_so_rx_status_0_ath5k_hw_rx_status_37197 +enable_so_nbperpage_jfs_sb_info_37199 nbperpage jfs_sb_info 0 37199 NULL +enable_so_gva_to_gpa_kvm_mmu_37200 gva_to_gpa kvm_mmu 0 37200 NULL +enable_so_digestsize_shash_alg_37203 digestsize shash_alg 0 37203 NULL +enable_so_last_message_count_mxt_data_37205 last_message_count mxt_data 0 37205 NULL +enable_so_offset_jffs2_eraseblock_37206 offset jffs2_eraseblock 0 37206 NULL +enable_so_num_VFs_pci_sriov_37207 num_VFs pci_sriov 0 37207 NULL +enable_so_hur_len_fndecl_37216 hur_len fndecl 0 37216 NULL +enable_so_xfs_dir2_node_trim_free_fndecl_37218 xfs_dir2_node_trim_free fndecl 2 37218 NULL +enable_so_gsc_set_frame_size_fndecl_37233 gsc_set_frame_size fndecl 3-2 37233 NULL +enable_so_height_fb_image_37238 height fb_image 0 37238 NULL +enable_so_write_max_at24_data_37243 write_max at24_data 0 37243 NULL 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blk_queue_update_dma_pad fndecl 2 37275 NULL +enable_so_copy_entries_to_user_fndecl_37276 copy_entries_to_user fndecl 1 37276 NULL nohasharray +enable_so_sc_max_sge_rd_svcxprt_rdma_37276 sc_max_sge_rd svcxprt_rdma 0 37276 &enable_so_copy_entries_to_user_fndecl_37276 +enable_so_max_packet_sz_rx_musb_hw_ep_37278 max_packet_sz_rx musb_hw_ep 0 37278 NULL +enable_so_scrollback_current_vardecl_fbcon_c_37279 scrollback_current vardecl_fbcon.c 0 37279 NULL +enable_so_reg_end_ath6kl_diag_reg_info_37280 reg_end ath6kl_diag_reg_info 0 37280 NULL +enable_so_do_ncp_rpc_call_fndecl_37285 do_ncp_rpc_call fndecl 2-4 37285 NULL +enable_so_aac_rx_ioremap_fndecl_37289 aac_rx_ioremap fndecl 2 37289 NULL nohasharray +enable_so_buf_size_mlx4_en_tx_ring_37289 buf_size mlx4_en_tx_ring 0 37289 &enable_so_aac_rx_ioremap_fndecl_37289 +enable_so_cyz_load_fw_fndecl_37290 cyz_load_fw fndecl 0 37290 NULL +enable_so_num_bna_mem_info_37294 num bna_mem_info 0 37294 NULL +enable_so_lcd_hsync_len_atyfb_par_37297 lcd_hsync_len atyfb_par 0 37297 NULL +enable_so_jfs_setxattr_fndecl_37302 jfs_setxattr fndecl 4 37302 NULL +enable_so_aer_inject_write_fndecl_37308 aer_inject_write fndecl 3 37308 NULL +enable_so_svc_partial_recvfrom_fndecl_37311 svc_partial_recvfrom fndecl 0-5-4-3 37311 NULL +enable_so_ath6kl_delete_qos_write_fndecl_37312 ath6kl_delete_qos_write fndecl 3 37312 NULL +enable_so_fbcon_scrolldelta_fndecl_37317 fbcon_scrolldelta fndecl 2 37317 NULL nohasharray +enable_so_batadv_handle_unclaim_fndecl_37317 batadv_handle_unclaim fndecl 5 37317 &enable_so_fbcon_scrolldelta_fndecl_37317 nohasharray +enable_so_tx_win_size_mwifiex_ie_types_btcoex_aggr_win_size_37317 tx_win_size mwifiex_ie_types_btcoex_aggr_win_size 0 37317 &enable_so_batadv_handle_unclaim_fndecl_37317 +enable_so_size_dm_header_37319 size dm_header 0 37319 NULL +enable_so_mt76_mac_process_rx_fndecl_37334 mt76_mac_process_rx fndecl 0 37334 NULL +enable_so_ie_len_cfg80211_sched_scan_request_37335 ie_len cfg80211_sched_scan_request 0 37335 NULL nohasharray +enable_so_ufs_change_blocknr_fndecl_37335 ufs_change_blocknr fndecl 2-4-5 37335 &enable_so_ie_len_cfg80211_sched_scan_request_37335 +enable_so_ud_cursor_fndecl_37338 ud_cursor fndecl 4 37338 NULL nohasharray +enable_so_line6_midibuf_init_fndecl_37338 line6_midibuf_init fndecl 2 37338 &enable_so_ud_cursor_fndecl_37338 +enable_so_hso_serial_common_create_fndecl_37343 hso_serial_common_create fndecl 3-4 37343 NULL +enable_so_dlen_pg_read_hdr_37352 dlen pg_read_hdr 0 37352 NULL +enable_so_blksize_fuse_mount_data_37357 blksize fuse_mount_data 0 37357 NULL +enable_so_ieee80211_alloc_txb_fndecl_37358 ieee80211_alloc_txb fndecl 1 37358 NULL +enable_so_pdev_id_sm501_devdata_37360 pdev_id sm501_devdata 0 37360 NULL +enable_so_rc_len_whcrc_37363 rc_len whcrc 0 37363 NULL +enable_so_gsm_change_mtu_fndecl_37364 gsm_change_mtu fndecl 2 37364 NULL +enable_so_alauda_read_data_fndecl_37367 alauda_read_data fndecl 3-2 37367 NULL +enable_so_bt_alloc_fndecl_37370 bt_alloc fndecl 2 37370 NULL +enable_so_peer_addr_len_drbd_connection_37371 peer_addr_len drbd_connection 0 37371 NULL +enable_so_orig_bi_size_usb_idmouse_37372 orig_bi_size usb_idmouse 0 37372 NULL +enable_so_virtscsi_add_cmd_fndecl_37379 virtscsi_add_cmd fndecl 3-4 37379 NULL +enable_so_gotoxay_fndecl_37380 gotoxay fndecl 2-3 37380 NULL +enable_so_nvkm_ramht_new_fndecl_37381 nvkm_ramht_new fndecl 2 37381 NULL +enable_so_size_pnp_mem_37384 size pnp_mem 0 37384 NULL +enable_so_tx_tx_exch_pending_read_fndecl_37385 tx_tx_exch_pending_read fndecl 3 37385 NULL +enable_so_btrfs_free_and_pin_reserved_extent_fndecl_37387 btrfs_free_and_pin_reserved_extent fndecl 3-2 37387 NULL +enable_so_alloc_blksz_hfs_sb_info_37390 alloc_blksz hfs_sb_info 0 37390 NULL nohasharray +enable_so_smscore_createbuffer_fndecl_37390 smscore_createbuffer fndecl 3 37390 &enable_so_alloc_blksz_hfs_sb_info_37390 +enable_so_batadv_check_management_packet_fndecl_37394 batadv_check_management_packet fndecl 3 37394 NULL +enable_so_hsc_msg_len_set_fndecl_37398 hsc_msg_len_set fndecl 2 37398 NULL +enable_so_jdvbt90502_reg_read_fndecl_37400 jdvbt90502_reg_read fndecl 4 37400 NULL +enable_so_ieee80211_send_null_response_fndecl_37403 ieee80211_send_null_response fndecl 3 37403 NULL +enable_so_num_msix_vectors_i40e_hw_capabilities_37406 num_msix_vectors i40e_hw_capabilities 0 37406 NULL +enable_so_ath6kl_wmi_implicit_create_pstream_fndecl_37407 ath6kl_wmi_implicit_create_pstream fndecl 2 37407 NULL +enable_so_xfs_rtfree_extent_fndecl_37427 xfs_rtfree_extent fndecl 3-2 37427 NULL +enable_so_hr_block_bits_o2hb_region_37433 hr_block_bits o2hb_region 0 37433 NULL +enable_so_radeon_gart_size_vardecl_37434 radeon_gart_size vardecl 0 37434 NULL nohasharray +enable_so_inode_table_ext4_new_group_data_37434 inode_table ext4_new_group_data 0 37434 &enable_so_radeon_gart_size_vardecl_37434 +enable_so_nice_workqueue_attrs_37437 nice workqueue_attrs 0 37437 NULL +enable_so_mwifiex_debug_read_fndecl_37441 mwifiex_debug_read fndecl 3 37441 NULL +enable_so_dib0700_ctrl_rd_fndecl_37445 dib0700_ctrl_rd fndecl 0 37445 NULL +enable_so_size_erst_record_id_cache_37450 size erst_record_id_cache 0 37450 NULL +enable_so_right_margin_fb_var_screeninfo_37453 right_margin fb_var_screeninfo 0 37453 NULL nohasharray +enable_so_file_size_squashfs_dir_inode_37453 file_size squashfs_dir_inode 0 37453 &enable_so_right_margin_fb_var_screeninfo_37453 +enable_so_header_size_rxrpc_connection_37458 header_size rxrpc_connection 0 37458 NULL +enable_so_get_user_pages_locked_fndecl_37465 get_user_pages_locked fndecl 3 37465 NULL nohasharray +enable_so_devnum_mtd_blktrans_dev_37465 devnum mtd_blktrans_dev 0 37465 &enable_so_get_user_pages_locked_fndecl_37465 nohasharray +enable_so_cfi_read_query_fndecl_37465 cfi_read_query fndecl 0 37465 &enable_so_devnum_mtd_blktrans_dev_37465 +enable_so_bi_sector_bvec_iter_37467 bi_sector bvec_iter 0 37467 NULL +enable_so_rate_ua101_37469 rate ua101 0 37469 NULL +enable_so_length_drm_event_37471 length drm_event 0 37471 NULL +enable_so_s_apbshift_ufs_sb_private_info_37473 s_apbshift ufs_sb_private_info 0 37473 NULL +enable_so_TupleLink_tuple_t_37482 TupleLink tuple_t 0 37482 NULL +enable_so_squashfs_iget_fndecl_37485 squashfs_iget fndecl 3 37485 NULL nohasharray +enable_so_ath10k_mac_create_fndecl_37485 ath10k_mac_create fndecl 1 37485 &enable_so_squashfs_iget_fndecl_37485 +enable_so_qib_resize_cq_fndecl_37489 qib_resize_cq fndecl 2 37489 NULL +enable_so_params_len_nfc_evt_transaction_37500 params_len nfc_evt_transaction 0 37500 NULL +enable_so_lines_ivtv_osd_coords_37504 lines ivtv_osd_coords 0 37504 NULL nohasharray +enable_so_heads_mspro_devinfo_37504 heads mspro_devinfo 0 37504 &enable_so_lines_ivtv_osd_coords_37504 +enable_so_ipoib_add_port_fndecl_37508 ipoib_add_port fndecl 3 37508 NULL +enable_so_ks8851_rdfifo_fndecl_37510 ks8851_rdfifo fndecl 3 37510 NULL +enable_so_inode_newsize_ok_fndecl_37511 inode_newsize_ok fndecl 0-2 37511 NULL +enable_so_ncpus_vardecl_aoecmd_c_37517 ncpus vardecl_aoecmd.c 0 37517 NULL nohasharray +enable_so_copy_user_segment_list_fndecl_37517 copy_user_segment_list fndecl 2 37517 &enable_so_ncpus_vardecl_aoecmd_c_37517 +enable_so_etherMtu_mac_eeprom_port_cfg_37523 etherMtu_mac eeprom_port_cfg 0 37523 NULL nohasharray +enable_so___data_len_request_37523 __data_len request 0 37523 &enable_so_etherMtu_mac_eeprom_port_cfg_37523 +enable_so_efx_realloc_channels_fndecl_37528 efx_realloc_channels fndecl 2-3 37528 NULL +enable_so_num_txd_netxen_adapter_37529 num_txd netxen_adapter 0 37529 NULL +enable_so_parent_ino_xfs_fid64_37533 parent_ino xfs_fid64 0 37533 NULL +enable_so_ieee80211_bss_info_update_fndecl_37537 ieee80211_bss_info_update fndecl 4 37537 NULL nohasharray +enable_so_dwords_qib_verbs_txreq_37537 dwords qib_verbs_txreq 0 37537 &enable_so_ieee80211_bss_info_update_fndecl_37537 +enable_so_fuse_fsync_common_fndecl_37543 fuse_fsync_common fndecl 2-3 37543 NULL +enable_so_btrfs_io_bio_alloc_fndecl_37544 btrfs_io_bio_alloc fndecl 2 37544 NULL +enable_so_keylen_ppp_mppe_state_37546 keylen ppp_mppe_state 0 37546 NULL nohasharray +enable_so_divisor_sfq_sched_data_37546 divisor sfq_sched_data 0 37546 &enable_so_keylen_ppp_mppe_state_37546 +enable_so_extent_shift_ecryptfs_crypt_stat_37548 extent_shift ecryptfs_crypt_stat 0 37548 NULL nohasharray +enable_so_num_rand_bytes_ecryptfs_write_tag_70_packet_silly_stack_37548 num_rand_bytes ecryptfs_write_tag_70_packet_silly_stack 0 37548 &enable_so_extent_shift_ecryptfs_crypt_stat_37548 +enable_so_srp_map_desc_fndecl_37569 srp_map_desc fndecl 3 37569 NULL +enable_so_dln2_transfer_fndecl_37576 dln2_transfer fndecl 0 37576 NULL +enable_so_fixup_user_fault_fndecl_37577 fixup_user_fault fndecl 3 37577 NULL +enable_so_len_efx_rx_buffer_37579 len efx_rx_buffer 0 37579 NULL +enable_so_catas_offset_mlx4_fw_37594 catas_offset mlx4_fw 0 37594 NULL +enable_so_n_ai_urbs_usbdux_private_37595 n_ai_urbs usbdux_private 0 37595 NULL +enable_so_ocfs2_cp_xattr_bucket_fndecl_37598 ocfs2_cp_xattr_bucket fndecl 3-4 37598 NULL +enable_so_data_sock_create_fndecl_37606 data_sock_create fndecl 3 37606 NULL +enable_so_tun_do_read_fndecl_37614 tun_do_read fndecl 0 37614 NULL +enable_so_tx_tx_start_data_read_fndecl_37616 tx_tx_start_data_read fndecl 3 37616 NULL nohasharray +enable_so_eeprom_len_fmc_device_37616 eeprom_len fmc_device 0 37616 &enable_so_tx_tx_start_data_read_fndecl_37616 +enable_so_balloon_hotplug_balloon_stats_37629 balloon_hotplug balloon_stats 0 37629 NULL +enable_so_dcbp_set_code_fndecl_37633 dcbp_set_code fndecl 2 37633 NULL +enable_so_lfb_height_screen_info_37634 lfb_height screen_info 0 37634 NULL +enable_so_rmtblkcnt2_xfs_da_args_37635 rmtblkcnt2 xfs_da_args 0 37635 NULL +enable_so_b_in_mon_reader_bin_37636 b_in mon_reader_bin 0 37636 NULL +enable_so_usb_stor_bulk_srb_fndecl_37641 usb_stor_bulk_srb fndecl 2 37641 NULL +enable_so_copy_ctr_args_fndecl_37642 copy_ctr_args fndecl 2 37642 NULL +enable_so_addrlen_rpc_xprt_37643 addrlen rpc_xprt 0 37643 NULL +enable_so_bufsize_vardecl_pagetest_c_37645 bufsize vardecl_pagetest.c 0 37645 NULL +enable_so_alloc_ldt_struct_fndecl_37649 alloc_ldt_struct fndecl 1 37649 NULL +enable_so_v9fs_xattr_user_get_fndecl_37650 v9fs_xattr_user_get fndecl 4 37650 NULL nohasharray +enable_so_cache_size_cache_37650 cache_size cache 0 37650 &enable_so_v9fs_xattr_user_get_fndecl_37650 +enable_so_spu_subport_cnt_ipath_user_info_37652 spu_subport_cnt ipath_user_info 0 37652 NULL +enable_so_bop_check_insert_nilfs_bmap_operations_37658 bop_check_insert nilfs_bmap_operations 0 37658 NULL nohasharray +enable_so_hfcsusb_rx_frame_fndecl_37658 hfcsusb_rx_frame fndecl 3 37658 &enable_so_bop_check_insert_nilfs_bmap_operations_37658 +enable_so_efi_nextents_xfs_efi_log_format_37664 efi_nextents xfs_efi_log_format 0 37664 NULL +enable_so_early_bytes_rchan_buf_37669 early_bytes rchan_buf 0 37669 NULL +enable_so_lsave_sz_ubifs_info_37672 lsave_sz ubifs_info 0 37672 NULL +enable_so_len_ethtool_eeprom_37676 len ethtool_eeprom 0 37676 NULL +enable_so_eeprom_blob_size_iwl_priv_37680 eeprom_blob_size iwl_priv 0 37680 NULL +enable_so_lastextent_efs_inode_info_37681 lastextent efs_inode_info 0 37681 NULL +enable_so_nvme_trans_ext_inq_page_fndecl_37691 nvme_trans_ext_inq_page fndecl 3 37691 NULL +enable_so_zm_wmfw_adsp2_alg_hdr_37694 zm wmfw_adsp2_alg_hdr 0 37694 NULL +enable_so_usb_ftdi_elan_edset_setup_fndecl_37695 usb_ftdi_elan_edset_setup fndecl 0 37695 NULL +enable_so_snic_trace_max_pages_vardecl_37696 snic_trace_max_pages vardecl 0 37696 NULL +enable_so_orig_video_points_screen_info_37702 orig_video_points screen_info 0 37702 NULL +enable_so_xenvif_write_io_ring_fndecl_37713 xenvif_write_io_ring fndecl 3 37713 NULL +enable_so_num_tx_ring_sh_eth_private_37717 num_tx_ring sh_eth_private 0 37717 NULL +enable_so_regset_tls_get_fndecl_37721 regset_tls_get fndecl 3 37721 NULL +enable_so_zap_bt_entries_mapping_fndecl_37722 zap_bt_entries_mapping fndecl 3-4-2 37722 NULL +enable_so_run_start_commands_fndecl_37723 run_start_commands fndecl 0 37723 NULL +enable_so_bfad_debugfs_lseek_fndecl_37724 bfad_debugfs_lseek fndecl 2 37724 NULL +enable_so_des3_dwceqos_dma_desc_37725 des3 dwceqos_dma_desc 0 37725 NULL +enable_so_cciss_geometry_inquiry_fndecl_37730 cciss_geometry_inquiry fndecl 4 37730 NULL +enable_so_sk_wmem_queued_sock_37733 sk_wmem_queued sock 0 37733 NULL +enable_so_len_cap_mon_bin_hdr_37739 len_cap mon_bin_hdr 0 37739 NULL +enable_so_mon_bin_get_event_fndecl_37740 mon_bin_get_event fndecl 6-4 37740 NULL +enable_so_pwr_rcvd_beacons_read_fndecl_37751 pwr_rcvd_beacons_read fndecl 3 37751 NULL +enable_so_num_enh_eq_cfgs_wm8994_pdata_37752 num_enh_eq_cfgs wm8994_pdata 0 37752 NULL +enable_so_vmw_kms_ldu_do_dmabuf_dirty_fndecl_37757 vmw_kms_ldu_do_dmabuf_dirty fndecl 6 37757 NULL +enable_so_ath6kl_dbg_dump_fndecl_37760 ath6kl_dbg_dump fndecl 5 37760 NULL +enable_so_cache_read_procfs_fndecl_37761 cache_read_procfs fndecl 3 37761 NULL +enable_so_length_acpi_object_buffer_37768 length acpi_object_buffer 0 37768 NULL +enable_so_prot_length_se_cmd_37769 prot_length se_cmd 0 37769 NULL +enable_so_per_bio_data_size_dm_target_37772 per_bio_data_size dm_target 0 37772 NULL +enable_so_kvm_kvzalloc_fndecl_37773 kvm_kvzalloc fndecl 1 37773 NULL +enable_so_access_length_acpi_object_region_field_37774 access_length acpi_object_region_field 0 37774 NULL +enable_so_block_size_mspro_sys_info_37775 block_size mspro_sys_info 0 37775 NULL +enable_so_buf_size_usb_data_stream_37781 buf_size usb_data_stream 0 37781 NULL +enable_so_ext4_init_dot_dotdot_fndecl_37792 ext4_init_dot_dotdot fndecl 4-3-5 37792 NULL +enable_so_update_interval_frames_snd_card_asihpi_37794 update_interval_frames snd_card_asihpi 0 37794 NULL +enable_so_bytes_per_block_svga3d_surface_desc_37798 bytes_per_block svga3d_surface_desc 0 37798 NULL +enable_so_nilfs_sufile_read_fndecl_37800 nilfs_sufile_read fndecl 2 37800 NULL +enable_so_eo_get_last_eb_blk_ocfs2_extent_tree_operations_37802 eo_get_last_eb_blk ocfs2_extent_tree_operations 0 37802 NULL +enable_so_exec_verb_hdac_device_37803 exec_verb hdac_device 0 37803 NULL +enable_so_word_4_ns_rsqe_37805 word_4 ns_rsqe 0 37805 NULL +enable_so_gid_tbl_len_ib_port_attr_37809 gid_tbl_len ib_port_attr 0 37809 NULL nohasharray +enable_so_devnum_genwqe_genwqe_dev_37809 devnum_genwqe genwqe_dev 0 37809 &enable_so_gid_tbl_len_ib_port_attr_37809 +enable_so_buf_size_mlx5_ib_qp_37812 buf_size mlx5_ib_qp 0 37812 NULL +enable_so_page_shift_qib_mregion_37818 page_shift qib_mregion 0 37818 NULL nohasharray +enable_so_touchpad_num_ad714x_platform_data_37818 touchpad_num ad714x_platform_data 0 37818 &enable_so_page_shift_qib_mregion_37818 +enable_so_out_ep_snd_usb_midi_endpoint_info_37819 out_ep snd_usb_midi_endpoint_info 0 37819 NULL +enable_so_max_header_size_ircomm_tty_cb_37822 max_header_size ircomm_tty_cb 0 37822 NULL +enable_so_my_addr_len_drbd_connection_37828 my_addr_len drbd_connection 0 37828 NULL +enable_so_rbd_img_request_create_fndecl_37833 rbd_img_request_create fndecl 2-3 37833 NULL +enable_so_mru_syncppp_37835 mru syncppp 0 37835 NULL +enable_so_slot_width_mvs_chip_info_37839 slot_width mvs_chip_info 0 37839 NULL nohasharray +enable_so_ifc_len_ifconf_37839 ifc_len ifconf 0 37839 &enable_so_slot_width_mvs_chip_info_37839 +enable_so___kfifo_skip_r_fndecl_37849 __kfifo_skip_r fndecl 2 37849 NULL +enable_so_iblock_get_bio_fndecl_37851 iblock_get_bio fndecl 2-3 37851 NULL +enable_so_sctp_init_cause_fixed_fndecl_37853 sctp_init_cause_fixed fndecl 3 37853 NULL +enable_so_ioread16be_fndecl_37854 ioread16be fndecl 0 37854 NULL +enable_so_nofill_fndecl_37857 nofill fndecl 0 37857 NULL +enable_so_usbat_read_block_fndecl_37858 usbat_read_block fndecl 3-4 37858 NULL +enable_so_nents_usnic_uiom_chunk_37860 nents usnic_uiom_chunk 0 37860 NULL +enable_so_tx_tx_exch_read_fndecl_37865 tx_tx_exch_read fndecl 3 37865 NULL 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bond_next_port mlx4_ib_dev 0 38423 NULL nohasharray +enable_so_read_page_fndecl_38423 read_page fndecl 2 38423 &enable_so_bond_next_port_mlx4_ib_dev_38423 nohasharray +enable_so_todo_dmxdev_filter_38423 todo dmxdev_filter 0 38423 &enable_so_read_page_fndecl_38423 +enable_so_remap_exception_fndecl_38426 remap_exception fndecl 4 38426 NULL +enable_so_mwifiex_get_rates_from_cfg80211_fndecl_38427 mwifiex_get_rates_from_cfg80211 fndecl 0 38427 NULL +enable_so_ide_set_dma_mode_fndecl_38428 ide_set_dma_mode fndecl 2 38428 NULL +enable_so_lpfc_issue_reg_vfi_fndecl_38430 lpfc_issue_reg_vfi fndecl 0 38430 NULL +enable_so_m_chunk_size_drxk_state_38431 m_chunk_size drxk_state 0 38431 NULL +enable_so_num_total_adcs_snd_ice1712_38432 num_total_adcs snd_ice1712 0 38432 NULL +enable_so_r820t_write_fndecl_38436 r820t_write fndecl 4 38436 NULL +enable_so_ocfs2_iterate_xattr_buckets_fndecl_38437 ocfs2_iterate_xattr_buckets fndecl 2 38437 NULL +enable_so_cw1200_sdio_memcpy_toio_fndecl_38442 cw1200_sdio_memcpy_toio fndecl 4 38442 NULL +enable_so_vxge_rx_alloc_fndecl_38443 vxge_rx_alloc fndecl 3 38443 NULL +enable_so___ieee80211_tx_skb_tid_band_fndecl_38444 __ieee80211_tx_skb_tid_band fndecl 3 38444 NULL nohasharray +enable_so_test_ofsh_cyttsp4_sysinfo_data_38444 test_ofsh cyttsp4_sysinfo_data 0 38444 &enable_so___ieee80211_tx_skb_tid_band_fndecl_38444 +enable_so_slave_count_w1_master_38454 slave_count w1_master 0 38454 NULL +enable_so_tsoffset_tcp_sock_38456 tsoffset tcp_sock 0 38456 NULL +enable_so_dvb_ringbuffer_avail_fndecl_38474 dvb_ringbuffer_avail fndecl 0 38474 NULL +enable_so_blocksize_gss_krb5_enctype_38477 blocksize gss_krb5_enctype 0 38477 NULL +enable_so___fuse_request_alloc_fndecl_38479 __fuse_request_alloc fndecl 1 38479 NULL +enable_so_min_pfn_mapped_vardecl_init_c_38481 min_pfn_mapped vardecl_init.c 0 38481 NULL +enable_so_irda_create_fndecl_38489 irda_create fndecl 3 38489 NULL +enable_so_dma_rx_errors_read_fndecl_38494 dma_rx_errors_read fndecl 3 38494 NULL +enable_so_copy_block_fndecl_38500 copy_block fndecl 3 38500 NULL +enable_so_create_rcom_fndecl_38501 create_rcom fndecl 4 38501 NULL nohasharray +enable_so_info_len_ib_ucm_sidr_rep_38501 info_len ib_ucm_sidr_rep 0 38501 &enable_so_create_rcom_fndecl_38501 +enable_so_nsm_get_handle_fndecl_38506 nsm_get_handle fndecl 4 38506 NULL +enable_so_udp_recvmsg_fndecl_38509 udp_recvmsg fndecl 3 38509 NULL nohasharray +enable_so_msdu_len_htt_rx_offload_msdu_38509 msdu_len htt_rx_offload_msdu 0 38509 &enable_so_udp_recvmsg_fndecl_38509 +enable_so_isofs_readpages_fndecl_38512 isofs_readpages fndecl 4 38512 NULL +enable_so_prepare_merge_dm_exception_store_type_38515 prepare_merge dm_exception_store_type 0 38515 NULL +enable_so_max_sg_mthca_limits_38517 max_sg mthca_limits 0 38517 NULL +enable_so_if_broot_bytes_xfs_ifork_38518 if_broot_bytes xfs_ifork 0 38518 NULL +enable_so_mxuport_process_read_urb_data_fndecl_38523 mxuport_process_read_urb_data fndecl 3 38523 NULL nohasharray +enable_so_octeon_init_instr_queue_fndecl_38523 octeon_init_instr_queue fndecl 3 38523 &enable_so_mxuport_process_read_urb_data_fndecl_38523 +enable_so_emu_setup_memblk_fndecl_38524 emu_setup_memblk fndecl 5 38524 NULL +enable_so_set_extent_dirty_fndecl_38529 set_extent_dirty fndecl 3-2 38529 NULL nohasharray +enable_so_smsdvb_stats_read_fndecl_38529 smsdvb_stats_read fndecl 3 38529 &enable_so_set_extent_dirty_fndecl_38529 +enable_so_max_pde_used_radeon_vm_38536 max_pde_used radeon_vm 0 38536 NULL +enable_so_amdgpu_sa_bo_manager_init_fndecl_38537 amdgpu_sa_bo_manager_init fndecl 3 38537 NULL +enable_so_prism2_ap_translate_scan_fndecl_38540 prism2_ap_translate_scan fndecl 0 38540 NULL +enable_so_cx18_av_read_fndecl_38542 cx18_av_read fndecl 0 38542 NULL +enable_so_hw_channels_sh_cmt_device_38544 hw_channels sh_cmt_device 0 38544 NULL +enable_so_clk_fd_set_rate_fndecl_38545 clk_fd_set_rate fndecl 2-3 38545 NULL +enable_so_ulist_add_merge_fndecl_38547 ulist_add_merge fndecl 0-2 38547 NULL nohasharray +enable_so_krb5_encrypt_fndecl_38547 krb5_encrypt fndecl 5 38547 &enable_so_ulist_add_merge_fndecl_38547 +enable_so_fb_base_phys_radeonfb_info_38551 fb_base_phys radeonfb_info 0 38551 NULL +enable_so_set_stream_hw_fndecl_38553 set_stream_hw fndecl 3 38553 NULL nohasharray +enable_so_tx_win_size_mwifiex_add_ba_param_38553 tx_win_size mwifiex_add_ba_param 0 38553 &enable_so_set_stream_hw_fndecl_38553 +enable_so_o2net_debug_read_fndecl_38554 o2net_debug_read fndecl 3 38554 NULL +enable_so_rx_max_size_rtl_usb_38560 rx_max_size rtl_usb 0 38560 NULL +enable_so_ext2_alloc_blocks_fndecl_38562 ext2_alloc_blocks fndecl 2 38562 NULL nohasharray +enable_so_hysdn_conf_write_fndecl_38562 hysdn_conf_write fndecl 3 38562 &enable_so_ext2_alloc_blocks_fndecl_38562 +enable_so_offset_writequeue_entry_38565 offset writequeue_entry 0 38565 NULL +enable_so_this_header_vardecl_initramfs_c_38567 this_header vardecl_initramfs.c 0 38567 NULL nohasharray +enable_so_gfs2_dir_read_leaf_fndecl_38567 gfs2_dir_read_leaf fndecl 5 38567 &enable_so_this_header_vardecl_initramfs_c_38567 nohasharray +enable_so_htable_size_fndecl_38567 htable_size fndecl 0-1 38567 &enable_so_gfs2_dir_read_leaf_fndecl_38567 +enable_so_memblock_alloc_base_nid_fndecl_38568 memblock_alloc_base_nid fndecl 2-1-0-3 38568 NULL nohasharray +enable_so_smk_write_load2_fndecl_38568 smk_write_load2 fndecl 3 38568 &enable_so_memblock_alloc_base_nid_fndecl_38568 +enable_so_nvme_major_vardecl_nvme_core_c_38572 nvme_major vardecl_nvme-core.c 0 38572 NULL +enable_so_setup_dma_urb_38573 setup_dma urb 0 38573 NULL nohasharray +enable_so_len_port_buffer_38573 len port_buffer 0 38573 &enable_so_setup_dma_urb_38573 +enable_so_block_mtu_hci_dev_38575 block_mtu hci_dev 0 38575 NULL +enable_so_data_dma_aiptek_38577 data_dma aiptek 0 38577 NULL +enable_so_rsr_ct_atc_38578 rsr ct_atc 0 38578 NULL nohasharray +enable_so_bfad_iocmd_port_get_bbcr_attr_fndecl_38578 bfad_iocmd_port_get_bbcr_attr fndecl 0 38578 &enable_so_rsr_ct_atc_38578 nohasharray +enable_so_retry_count_read_fndecl_38578 retry_count_read fndecl 3 38578 &enable_so_bfad_iocmd_port_get_bbcr_attr_fndecl_38578 +enable_so_usVActive__ATOM_DTD_FORMAT_38581 usVActive _ATOM_DTD_FORMAT 0 38581 NULL +enable_so_gdm_usb_hci_send_fndecl_38585 gdm_usb_hci_send fndecl 3 38585 NULL +enable_so_sub_alloc_fndecl_38591 sub_alloc fndecl 0 38591 NULL +enable_so_print_prefix_fndecl_38595 print_prefix fndecl 0 38595 NULL +enable_so_set_nfilters_fndecl_38597 set_nfilters fndecl 2 38597 NULL +enable_so_proc_pid_readlink_fndecl_38601 proc_pid_readlink fndecl 3 38601 NULL +enable_so_s_cgmask_ufs_sb_private_info_38603 s_cgmask ufs_sb_private_info 0 38603 NULL +enable_so_reiserfs_posix_acl_from_disk_fndecl_38604 reiserfs_posix_acl_from_disk fndecl 2 38604 NULL nohasharray +enable_so_v_offset_v2_38604 v offset_v2 0 38604 &enable_so_reiserfs_posix_acl_from_disk_fndecl_38604 nohasharray +enable_so_maxburst_usb_ep_38604 maxburst usb_ep 0 38604 &enable_so_v_offset_v2_38604 +enable_so_fpWidth_nvidia_par_38605 fpWidth nvidia_par 0 38605 NULL +enable_so_p_arglen_rpc_procinfo_38611 p_arglen rpc_procinfo 0 38611 NULL +enable_so_objectid_reiserfs_iget_args_38612 objectid reiserfs_iget_args 0 38612 NULL +enable_so_mga_compat_ioctl_fndecl_38617 mga_compat_ioctl fndecl 2 38617 NULL +enable_so_max_wqe_rqe_ocrdma_create_qp_rsp_38618 max_wqe_rqe ocrdma_create_qp_rsp 0 38618 NULL +enable_so_ieee80211_if_read_dot11MeshRetryTimeout_fndecl_38619 ieee80211_if_read_dot11MeshRetryTimeout fndecl 3 38619 NULL +enable_so_pageshift_sddr55_card_info_38623 pageshift sddr55_card_info 0 38623 NULL +enable_so_ar5523_config_multi_fndecl_38630 ar5523_config_multi fndecl 4 38630 NULL +enable_so_level_kvm_shadow_walk_iterator_38631 level kvm_shadow_walk_iterator 0 38631 NULL +enable_so_next_burst_len_iscsi_datain_req_38632 next_burst_len iscsi_datain_req 0 38632 NULL nohasharray +enable_so_iscsi_if_send_reply_fndecl_38632 iscsi_if_send_reply fndecl 7 38632 &enable_so_next_burst_len_iscsi_datain_req_38632 +enable_so_vmci_qp_broker_alloc_fndecl_38635 vmci_qp_broker_alloc fndecl 5-6 38635 NULL +enable_so_size_bucket_table_38640 size bucket_table 0 38640 NULL +enable_so_f2fs_seek_block_fndecl_38641 f2fs_seek_block fndecl 2 38641 NULL +enable_so_uart_offset_pciserial_board_38647 uart_offset pciserial_board 0 38647 NULL nohasharray +enable_so_max_ssns_csio_fcoe_res_info_38647 max_ssns csio_fcoe_res_info 0 38647 &enable_so_uart_offset_pciserial_board_38647 +enable_so_truncate_pagecache_range_fndecl_38652 truncate_pagecache_range fndecl 2-3 38652 NULL +enable_so_str_read_fndecl_38656 str_read fndecl 4 38656 NULL +enable_so_tcp_metrics_hash_log_vardecl_tcp_metrics_c_38657 tcp_metrics_hash_log vardecl_tcp_metrics.c 0 38657 NULL +enable_so_rx_buffer_len_igbvf_adapter_38659 rx_buffer_len igbvf_adapter 0 38659 NULL +enable_so_fll_in_wm8900_priv_38661 fll_in wm8900_priv 0 38661 NULL +enable_so_ext4_setent_fndecl_38662 ext4_setent fndecl 3 38662 NULL +enable_so_cm4040_read_fndecl_38663 cm4040_read fndecl 3 38663 NULL +enable_so_hid_parse_report_fndecl_38666 hid_parse_report fndecl 3 38666 NULL +enable_so_def_bpp_mb862xx_gc_mode_38668 def_bpp mb862xx_gc_mode 0 38668 NULL nohasharray +enable_so_end_clone_request_fndecl_38668 end_clone_request fndecl 2 38668 &enable_so_def_bpp_mb862xx_gc_mode_38668 +enable_so_tty_cdev_add_fndecl_38673 tty_cdev_add fndecl 2-4 38673 NULL +enable_so_drm_compat_ioctl_fndecl_38678 drm_compat_ioctl fndecl 2 38678 NULL +enable_so_v9fs_alloc_rdir_buf_fndecl_38679 v9fs_alloc_rdir_buf fndecl 2 38679 NULL +enable_so_txq_max_tg3_38686 txq_max tg3 0 38686 NULL +enable_so_sg_read_oxfer_fndecl_38687 sg_read_oxfer fndecl 3 38687 NULL +enable_so_sc_uaddr_len_nfs4_setclientid_38689 sc_uaddr_len nfs4_setclientid 0 38689 NULL +enable_so_len_irda_device_list_38690 len irda_device_list 0 38690 NULL +enable_so_iio_buffer_add_channel_sysfs_fndecl_38693 iio_buffer_add_channel_sysfs fndecl 0 38693 NULL +enable_so_ioremap_prot_fndecl_38695 ioremap_prot fndecl 2-1 38695 NULL +enable_so_bulk_in_ep_irda_usb_cb_38699 bulk_in_ep irda_usb_cb 0 38699 NULL +enable_so_get_user_pages_fast_fndecl_38708 get_user_pages_fast fndecl 0-1 38708 NULL +enable_so_cxgbi_ddp_init_fndecl_38714 cxgbi_ddp_init fndecl 4-5 38714 NULL nohasharray +enable_so_aac_change_queue_depth_fndecl_38714 aac_change_queue_depth fndecl 2 38714 &enable_so_cxgbi_ddp_init_fndecl_38714 +enable_so_ifx_spi_insert_flip_string_fndecl_38715 ifx_spi_insert_flip_string fndecl 3 38715 NULL +enable_so_free_index_fndecl_38718 free_index fndecl 3 38718 NULL +enable_so_if_write_fndecl_38719 if_write fndecl 3 38719 NULL +enable_so_esrt_data_vardecl_esrt_c_38729 esrt_data vardecl_esrt.c 0 38729 NULL +enable_so_acpi_table_parse_entries_fndecl_38730 acpi_table_parse_entries fndecl 0 38730 NULL +enable_so_vram_vardecl_lxfb_core_c_38739 vram vardecl_lxfb_core.c 0 38739 NULL +enable_so___fswab32_fndecl_38742 __fswab32 fndecl 0 38742 NULL +enable_so_ports_max_wusbhc_38743 ports_max wusbhc 0 38743 NULL +enable_so___page_file_index_fndecl_38744 __page_file_index fndecl 0 38744 NULL +enable_so_ds_cc_ravb_ex_rx_desc_38745 ds_cc ravb_ex_rx_desc 0 38745 NULL nohasharray +enable_so_max_num_clients_vardecl_ntb_transport_c_38745 max_num_clients vardecl_ntb_transport.c 0 38745 &enable_so_ds_cc_ravb_ex_rx_desc_38745 +enable_so_ssd1307fb_alloc_array_fndecl_38751 ssd1307fb_alloc_array fndecl 1 38751 NULL +enable_so_ts_tlb_preload_count_gru_thread_state_38752 ts_tlb_preload_count gru_thread_state 0 38752 NULL nohasharray +enable_so_myri10ge_small_bytes_vardecl_myri10ge_c_38752 myri10ge_small_bytes vardecl_myri10ge.c 0 38752 &enable_so_ts_tlb_preload_count_gru_thread_state_38752 nohasharray +enable_so_length_snd_hwdep_dsp_image_38752 length snd_hwdep_dsp_image 0 38752 &enable_so_myri10ge_small_bytes_vardecl_myri10ge_c_38752 +enable_so_buffer_from_user_fndecl_38753 buffer_from_user fndecl 3 38753 NULL +enable_so_tag_ctrl_info_amd8111e_rx_dr_38754 tag_ctrl_info amd8111e_rx_dr 0 38754 NULL +enable_so_t4_max_iq_size_c4iw_hw_queue_38756 t4_max_iq_size c4iw_hw_queue 0 38756 NULL +enable_so_nr_pages_max_splice_pipe_desc_38758 nr_pages_max splice_pipe_desc 0 38758 NULL +enable_so_o_height_g2d_frame_38760 o_height g2d_frame 0 38760 NULL +enable_so_egr_start_sge_38761 egr_start sge 0 38761 NULL +enable_so_default_advmss_dst_ops_38765 default_advmss dst_ops 0 38765 NULL +enable_so_az6007_read_fndecl_38771 az6007_read fndecl 6 38771 NULL +enable_so_inet_gro_complete_fndecl_38772 inet_gro_complete fndecl 2 38772 NULL +enable_so_qib_alloc_devdata_fndecl_38776 qib_alloc_devdata fndecl 2 38776 NULL +enable_so_ih_blkno_ocfs2_inode_handle_38779 ih_blkno ocfs2_inode_handle 0 38779 NULL +enable_so_height_cx231xx_38782 height cx231xx 0 38782 NULL +enable_so_create_rmp_cmd_fndecl_38783 create_rmp_cmd fndecl 0 38783 NULL +enable_so_pointer_size_read_fndecl_38788 pointer_size_read fndecl 3 38788 NULL +enable_so_spi_read_buf_fndecl_38792 spi_read_buf fndecl 2 38792 NULL +enable_so_get_indirect_ea_fndecl_38798 get_indirect_ea fndecl 4-3 38798 NULL +enable_so_ioread32_fndecl_38804 ioread32 fndecl 0 38804 NULL nohasharray +enable_so_size_esb2rom_window_38804 size esb2rom_window 0 38804 &enable_so_ioread32_fndecl_38804 nohasharray +enable_so_read_file_tgt_tx_stats_fndecl_38804 read_file_tgt_tx_stats fndecl 3 38804 &enable_so_size_esb2rom_window_38804 +enable_so_raw6_getfrag_fndecl_38805 raw6_getfrag fndecl 3-4 38805 NULL +enable_so_taglen_compound_hdr_38807 taglen compound_hdr 0 38807 NULL +enable_so_maxpacksize_snd_usX2Y_substream_38808 maxpacksize snd_usX2Y_substream 0 38808 NULL +enable_so_do_readv_writev_fndecl_38810 do_readv_writev fndecl 4 38810 NULL +enable_so_pad_ib_mad_send_wr_private_38811 pad ib_mad_send_wr_private 0 38811 NULL +enable_so_vlan_tci_sk_buff_38825 vlan_tci sk_buff 0 38825 NULL +enable_so_algorithm_r5conf_38831 algorithm r5conf 0 38831 NULL +enable_so_count_hfs_extent_38834 count hfs_extent 0 38834 NULL +enable_so_user_read_fndecl_38842 user_read fndecl 3 38842 NULL +enable_so_do_fault_fndecl_38845 do_fault fndecl 3 38845 NULL +enable_so_memblock_alloc_fndecl_38847 memblock_alloc fndecl 2-1 38847 NULL +enable_so_logfs_fsync_fndecl_38849 logfs_fsync fndecl 2-3 38849 NULL +enable_so_datablob_len_encrypted_key_payload_38850 datablob_len encrypted_key_payload 0 38850 NULL +enable_so_srs_nslot_sptlrpc_rule_set_38854 srs_nslot sptlrpc_rule_set 0 38854 NULL +enable_so_count_ixgbevf_ring_38867 count ixgbevf_ring 0 38867 NULL +enable_so_sectors_per_track_mspro_devinfo_38870 sectors_per_track mspro_devinfo 0 38870 NULL +enable_so_mask_mthca_alloc_38874 mask mthca_alloc 0 38874 NULL nohasharray +enable_so_if_sdio_handle_data_fndecl_38874 if_sdio_handle_data fndecl 3 38874 &enable_so_mask_mthca_alloc_38874 +enable_so_wmi_set_ie_fndecl_38876 wmi_set_ie fndecl 3 38876 NULL +enable_so_mmc_spi_skip_fndecl_38879 mmc_spi_skip fndecl 3-0 38879 NULL nohasharray +enable_so_error_dvb_ringbuffer_38879 error dvb_ringbuffer 0 38879 &enable_so_mmc_spi_skip_fndecl_38879 +enable_so_static_prio_task_struct_38880 static_prio task_struct 0 38880 NULL +enable_so_atalk_route_packet_fndecl_38886 atalk_route_packet fndecl 4-5 38886 NULL +enable_so_read_dummy_spi_nor_38888 read_dummy spi_nor 0 38888 NULL +enable_so_num_bna_intr_info_38889 num bna_intr_info 0 38889 NULL +enable_so_beb_rsvd_level_ubi_device_38898 beb_rsvd_level ubi_device 0 38898 NULL nohasharray +enable_so_reg_phys_intel_iommu_38898 reg_phys intel_iommu 0 38898 &enable_so_beb_rsvd_level_ubi_device_38898 +enable_so_sg_width_mvs_chip_info_38900 sg_width mvs_chip_info 0 38900 NULL +enable_so_wr_buflen_nfsd4_write_38903 wr_buflen nfsd4_write 0 38903 NULL +enable_so_generic_elem_len_local_info_38904 generic_elem_len local_info 0 38904 NULL +enable_so_surface_bpp_drm_fb_helper_surface_size_38906 surface_bpp drm_fb_helper_surface_size 0 38906 NULL +enable_so_vid_batadv_tvlv_tt_change_38907 vid batadv_tvlv_tt_change 0 38907 NULL +enable_so_dst_ci_command_fndecl_38908 dst_ci_command fndecl 4 38908 NULL nohasharray +enable_so_scsi_get_vpd_page_fndecl_38908 scsi_get_vpd_page fndecl 4 38908 &enable_so_dst_ci_command_fndecl_38908 +enable_so_pgctrl_write_fndecl_38918 pgctrl_write fndecl 3 38918 NULL +enable_so_qlcnic_diag_free_res_fndecl_38922 qlcnic_diag_free_res fndecl 2 38922 NULL +enable_so_max_window_tcp_sock_38923 max_window tcp_sock 0 38923 NULL +enable_so_data_size_ms_system_item_38924 data_size ms_system_item 0 38924 NULL +enable_so_usb_sg_init_fndecl_38925 usb_sg_init fndecl 7-3-6 38925 NULL nohasharray +enable_so_num_txqs_octeon_nic_if_config_38925 num_txqs octeon_nic_if_config 0 38925 &enable_so_usb_sg_init_fndecl_38925 +enable_so_refresh_drm_cmdline_mode_38926 refresh drm_cmdline_mode 0 38926 NULL +enable_so_seek_holedata_direct_fndecl_38928 seek_holedata_direct fndecl 0-2 38928 NULL +enable_so_tx_queues_vardecl_bond_main_c_38932 tx_queues vardecl_bond_main.c 0 38932 NULL +enable_so_fdt_open_into_fndecl_38935 fdt_open_into fndecl 3 38935 NULL +enable_so_qib_restart_rc_fndecl_38939 qib_restart_rc fndecl 2 38939 NULL +enable_so_depth_cx231xx_fmt_38940 depth cx231xx_fmt 0 38940 NULL +enable_so_pcm_open_fndecl_38941 pcm_open fndecl 2 38941 NULL +enable_so_ecryptfs_write_lower_page_segment_fndecl_38943 ecryptfs_write_lower_page_segment fndecl 4 38943 NULL +enable_so_drm_fb_helper_sys_write_fndecl_38945 drm_fb_helper_sys_write fndecl 3 38945 NULL +enable_so_sc_page_off_o2net_sock_container_38950 sc_page_off o2net_sock_container 0 38950 NULL +enable_so_in_length_nd_cmd_set_config_hdr_38954 in_length nd_cmd_set_config_hdr 0 38954 NULL +enable_so_of_irq_parse_one_fndecl_38957 of_irq_parse_one fndecl 0 38957 NULL +enable_so_tcp_copied_sock_xprt_38964 tcp_copied sock_xprt 0 38964 NULL +enable_so_uregbase_qib_devdata_38972 uregbase qib_devdata 0 38972 NULL nohasharray +enable_so_wm8350_register_regulator_fndecl_38972 wm8350_register_regulator fndecl 2 38972 &enable_so_uregbase_qib_devdata_38972 +enable_so_cdrom_read_cdda_fndecl_38973 cdrom_read_cdda fndecl 4 38973 NULL +enable_so_register_buffer_fndecl_38990 register_buffer fndecl 3 38990 NULL +enable_so_hsc_read_fndecl_38991 hsc_read fndecl 3 38991 NULL +enable_so_pcm_buf_elapsed_dma_ofs_snd_card_asihpi_pcm_38998 pcm_buf_elapsed_dma_ofs snd_card_asihpi_pcm 0 38998 NULL +enable_so_maxqlen_vardecl_seq_oss_init_c_39001 maxqlen vardecl_seq_oss_init.c 0 39001 NULL +enable_so_sh_mmcif_data_trans_fndecl_39002 sh_mmcif_data_trans fndecl 0 39002 NULL nohasharray +enable_so_pwr_rcvd_awake_beacons_read_fndecl_39002 pwr_rcvd_awake_beacons_read fndecl 3 39002 &enable_so_sh_mmcif_data_trans_fndecl_39002 +enable_so_tlv_len_nfc_llcp_sdp_tlv_39007 tlv_len nfc_llcp_sdp_tlv 0 39007 NULL +enable_so_dram_end_intel_sst_drv_39008 dram_end intel_sst_drv 0 39008 NULL +enable_so_xfs_dialloc_ag_inobt_fndecl_39015 xfs_dialloc_ag_inobt fndecl 3 39015 NULL nohasharray +enable_so_trigger_request_store_fndecl_39015 trigger_request_store fndecl 4 39015 &enable_so_xfs_dialloc_ag_inobt_fndecl_39015 +enable_so_usbat_flash_write_data_fndecl_39018 usbat_flash_write_data fndecl 4 39018 NULL +enable_so_dlfb_submit_urb_fndecl_39028 dlfb_submit_urb fndecl 3 39028 NULL +enable_so_alloc_send_rmpp_list_fndecl_39029 alloc_send_rmpp_list fndecl 2 39029 NULL +enable_so_at25_ee_read_fndecl_39032 at25_ee_read fndecl 3-4 39032 NULL nohasharray +enable_so_video_pbase_osd_info_39032 video_pbase osd_info 0 39032 &enable_so_at25_ee_read_fndecl_39032 nohasharray +enable_so_ath6kl_set_ap_probe_resp_ies_fndecl_39032 ath6kl_set_ap_probe_resp_ies fndecl 3 39032 &enable_so_video_pbase_osd_info_39032 +enable_so_fwnet_receive_packet_fndecl_39034 fwnet_receive_packet fndecl 9 39034 NULL +enable_so_error_burst_mismatch_read_fndecl_39035 error_burst_mismatch_read fndecl 3 39035 NULL +enable_so_reserve_st_proto_s_39036 reserve st_proto_s 0 39036 NULL +enable_so_free_ubifs_lprops_39039 free ubifs_lprops 0 39039 NULL +enable_so_fat_readpages_fndecl_39045 fat_readpages fndecl 4 39045 NULL nohasharray +enable_so_pep_reply_fndecl_39045 pep_reply fndecl 5 39045 &enable_so_fat_readpages_fndecl_39045 +enable_so_iwl_dbgfs_missed_beacon_read_fndecl_39051 iwl_dbgfs_missed_beacon_read fndecl 3 39051 NULL +enable_so_num_ports_u132_39052 num_ports u132 0 39052 NULL +enable_so_ttm_agp_tt_create_fndecl_39056 ttm_agp_tt_create fndecl 3 39056 NULL nohasharray +enable_so_get_key_fscache_cookie_def_39056 get_key fscache_cookie_def 0 39056 &enable_so_ttm_agp_tt_create_fndecl_39056 +enable_so_ncp_fsync_fndecl_39057 ncp_fsync fndecl 2-3 39057 NULL +enable_so_frameLen_rx_desc_39058 frameLen rx_desc 0 39058 NULL nohasharray +enable_so_minor_gigaset_driver_39058 minor gigaset_driver 0 39058 &enable_so_frameLen_rx_desc_39058 +enable_so_send_set_xattr_fndecl_39062 send_set_xattr fndecl 6-4 39062 NULL +enable_so_n_buckets_bpf_htab_39067 n_buckets bpf_htab 0 39067 NULL +enable_so_iscsit_handle_immediate_data_fndecl_39071 iscsit_handle_immediate_data fndecl 3 39071 NULL +enable_so_max_rules_crush_map_39073 max_rules crush_map 0 39073 NULL +enable_so_usbatm_write_cells_fndecl_39074 usbatm_write_cells fndecl 0 39074 NULL +enable_so_block_id_ms_boot_header_39075 block_id ms_boot_header 0 39075 NULL +enable_so_frame_len_b43_rxhdr_fw4_39076 frame_len b43_rxhdr_fw4 0 39076 NULL +enable_so_inode_sysv_dir_entry_39082 inode sysv_dir_entry 0 39082 NULL +enable_so_sparse_early_usemaps_alloc_node_fndecl_39084 sparse_early_usemaps_alloc_node fndecl 4 39084 NULL +enable_so_msb_run_state_machine_fndecl_39085 msb_run_state_machine fndecl 0 39085 NULL +enable_so_pop_mpls_fndecl_39086 pop_mpls fndecl 3 39086 NULL +enable_so_sge_rx_fndecl_39089 sge_rx fndecl 3 39089 NULL +enable_so_d0_vring_rx_dma_39093 d0 vring_rx_dma 0 39093 NULL +enable_so_negotiate_rsize_smb_version_operations_39094 negotiate_rsize smb_version_operations 0 39094 NULL +enable_so_xillybus_write_fndecl_39102 xillybus_write fndecl 3 39102 NULL +enable_so_grow_zone_span_fndecl_39112 grow_zone_span fndecl 2-3 39112 NULL nohasharray +enable_so_audio_ins_vx_core_39112 audio_ins vx_core 0 39112 &enable_so_grow_zone_span_fndecl_39112 +enable_so_array_size_drm_vmw_gb_surface_create_req_39114 array_size drm_vmw_gb_surface_create_req 0 39114 NULL +enable_so_bg_bits_ocfs2_group_desc_39116 bg_bits ocfs2_group_desc 0 39116 NULL +enable_so_fat_direct_IO_fndecl_39117 fat_direct_IO fndecl 3 39117 NULL +enable_so_rds_ib_sysctl_max_send_wr_vardecl_39120 rds_ib_sysctl_max_send_wr vardecl 0 39120 NULL +enable_so_rl_namelen_rcom_lock_39122 rl_namelen rcom_lock 0 39122 NULL +enable_so_user_block_count_mspro_sys_info_39124 user_block_count mspro_sys_info 0 39124 NULL +enable_so_bytes_per_datum_iio_buffer_39125 bytes_per_datum iio_buffer 0 39125 NULL +enable_so_calc_memmap_size_fndecl_39130 calc_memmap_size fndecl 0-2-1 39130 NULL nohasharray +enable_so_l2t_end_adapter_39130 l2t_end adapter 0 39130 &enable_so_calc_memmap_size_fndecl_39130 nohasharray +enable_so_simple_transaction_get_fndecl_39130 simple_transaction_get fndecl 3 39130 &enable_so_l2t_end_adapter_39130 +enable_so_syst_pa_vardecl_sfi_core_c_39133 syst_pa vardecl_sfi_core.c 0 39133 NULL +enable_so_ceph_build_auth_request_fndecl_39135 ceph_build_auth_request fndecl 0 39135 NULL +enable_so_system_sample_rate_hdsp_39140 system_sample_rate hdsp 0 39140 NULL +enable_so_drvr_sglimit_blogic_adapter_39142 drvr_sglimit blogic_adapter 0 39142 NULL +enable_so_mlx4_set_path_fndecl_39148 mlx4_set_path fndecl 6 39148 NULL +enable_so_mmc_test_buffer_transfer_fndecl_39150 mmc_test_buffer_transfer fndecl 4 39150 NULL +enable_so_raid56_parity_alloc_scrub_rbio_fndecl_39153 raid56_parity_alloc_scrub_rbio fndecl 4 39153 NULL +enable_so_port_srpt_port_39154 port srpt_port 0 39154 NULL +enable_so_size_intel_initial_plane_config_39155 size intel_initial_plane_config 0 39155 NULL +enable_so_log_root_btrfs_super_block_39157 log_root btrfs_super_block 0 39157 NULL +enable_so_fcoe_start_cid_cnic_local_39162 fcoe_start_cid cnic_local 0 39162 NULL +enable_so_ath6kl_tm_rx_event_fndecl_39163 ath6kl_tm_rx_event fndecl 3 39163 NULL nohasharray +enable_so_sys_readv_fndecl_39163 sys_readv fndecl 3 39163 &enable_so_ath6kl_tm_rx_event_fndecl_39163 +enable_so_num_mcg_mlx4_profile_39164 num_mcg mlx4_profile 0 39164 NULL +enable_so_ext2_try_to_allocate_with_rsv_fndecl_39166 ext2_try_to_allocate_with_rsv fndecl 0-4 39166 NULL +enable_so_ast_gem_create_fndecl_39167 ast_gem_create fndecl 2 39167 NULL +enable_so_blf_len_xfs_buf_log_format_39169 blf_len xfs_buf_log_format 0 39169 NULL +enable_so_qsize_inet_frags_39172 qsize inet_frags 0 39172 NULL nohasharray +enable_so_lib80211_michael_mic_verify_fndecl_39172 lib80211_michael_mic_verify fndecl 3 39172 &enable_so_qsize_inet_frags_39172 +enable_so_cfg80211_roamed_bss_fndecl_39173 cfg80211_roamed_bss fndecl 4-6 39173 NULL +enable_so_cyttsp4_probe_fndecl_39178 cyttsp4_probe fndecl 4 39178 NULL +enable_so_l2cap_sock_setsockopt_fndecl_39180 l2cap_sock_setsockopt fndecl 5 39180 NULL +enable_so_mthca_buddy_init_fndecl_39181 mthca_buddy_init fndecl 2 39181 NULL +enable_so_skb_put_fndecl_39184 skb_put fndecl 2 39184 NULL +enable_so_ttymajor_vardecl_mxser_c_39193 ttymajor vardecl_mxser.c 0 39193 NULL +enable_so_udc_create_dma_chain_fndecl_39194 udc_create_dma_chain fndecl 3 39194 NULL +enable_so_maxentry_xtheader_39202 maxentry xtheader 0 39202 NULL +enable_so_port_num_ib_mad_agent_39205 port_num ib_mad_agent 0 39205 NULL +enable_so_mon_bin_compat_ioctl_fndecl_39209 mon_bin_compat_ioctl fndecl 3 39209 NULL +enable_so_len_vmci_datagram_snd_rcv_info_39211 len vmci_datagram_snd_rcv_info 0 39211 NULL +enable_so_ieee80211_skb_resize_fndecl_39216 ieee80211_skb_resize fndecl 3 39216 NULL +enable_so_num_gpu_pages_amdgpu_gart_39218 num_gpu_pages amdgpu_gart 0 39218 NULL +enable_so_lpfc_bg_setup_bpl_prot_fndecl_39221 lpfc_bg_setup_bpl_prot fndecl 0 39221 NULL +enable_so_seq_buf_to_user_fndecl_39222 seq_buf_to_user fndecl 3 39222 NULL +enable_so_max_reqs_kioctx_39227 max_reqs kioctx 0 39227 NULL +enable_so_forw_xfs_da_blkinfo_39230 forw xfs_da_blkinfo 0 39230 NULL +enable_so_vlan_dev_hard_header_fndecl_39236 vlan_dev_hard_header fndecl 3-6 39236 NULL +enable_so_afs_extract_data_fndecl_39238 afs_extract_data fndecl 5 39238 NULL +enable_so_sel_start_vardecl_selection_c_39245 sel_start vardecl_selection.c 0 39245 NULL +enable_so_ext_clock_aptina_pll_39246 ext_clock aptina_pll 0 39246 NULL +enable_so_remote_mps_l2cap_chan_39250 remote_mps l2cap_chan 0 39250 NULL nohasharray +enable_so_mon_buff_area_fill_fndecl_39250 mon_buff_area_fill fndecl 3 39250 &enable_so_remote_mps_l2cap_chan_39250 +enable_so_sg_kmalloc_fndecl_39251 sg_kmalloc fndecl 1 39251 NULL +enable_so_data_offset_napi_gro_cb_39263 data_offset napi_gro_cb 0 39263 NULL +enable_so_fdt_get_phandle_fndecl_39273 fdt_get_phandle fndecl 2 39273 NULL +enable_so_sky2_rx_tag_fndecl_39276 sky2_rx_tag fndecl 2 39276 NULL +enable_so_soc_codec_reg_show_fndecl_39277 soc_codec_reg_show fndecl 0-3 39277 NULL +enable_so_idata_dma_usb_xpad_39278 idata_dma usb_xpad 0 39278 NULL +enable_so_size_tomoyo_condition_39281 size tomoyo_condition 0 39281 NULL +enable_so_find_parent_nodes_fndecl_39282 find_parent_nodes fndecl 3 39282 NULL +enable_so_rxrpc_setsockopt_fndecl_39293 rxrpc_setsockopt fndecl 5 39293 NULL +enable_so_page_size_msb_data_39297 page_size msb_data 0 39297 NULL nohasharray +enable_so_encoding_p_compressed_bm_39297 encoding p_compressed_bm 0 39297 &enable_so_page_size_msb_data_39297 nohasharray +enable_so_max_vfi_lpfc_max_cfg_param_39297 max_vfi lpfc_max_cfg_param 0 39297 &enable_so_encoding_p_compressed_bm_39297 +enable_so_sel_make_perm_files_fndecl_39298 sel_make_perm_files fndecl 2 39298 NULL +enable_so_m5mols_read_u16_fndecl_39305 m5mols_read_u16 fndecl 2 39305 NULL +enable_so_do_launder_page_fndecl_39306 do_launder_page fndecl 0 39306 NULL +enable_so_lpfc_idiag_pcicfg_read_fndecl_39309 lpfc_idiag_pcicfg_read fndecl 3 39309 NULL +enable_so_SYSC_flistxattr_fndecl_39312 SYSC_flistxattr fndecl 3 39312 NULL +enable_so_e820_end_of_ram_pfn_fndecl_39315 e820_end_of_ram_pfn fndecl 0 39315 NULL nohasharray +enable_so_rio_request_outb_dbell_fndecl_39315 rio_request_outb_dbell fndecl 3-2 39315 &enable_so_e820_end_of_ram_pfn_fndecl_39315 +enable_so_SYSC_sched_setaffinity_fndecl_39317 SYSC_sched_setaffinity fndecl 2 39317 NULL +enable_so_len_buflist_39320 len buflist 0 39320 NULL +enable_so_depth_tw68_format_39322 depth tw68_format 0 39322 NULL +enable_so_soc_camera_read_fndecl_39324 soc_camera_read fndecl 3 39324 NULL nohasharray +enable_so_ri_data_gfs2_rindex_39324 ri_data gfs2_rindex 0 39324 &enable_so_soc_camera_read_fndecl_39324 nohasharray +enable_so_rx_dataoffset_brcmf_msgbuf_39324 rx_dataoffset brcmf_msgbuf 0 39324 &enable_so_ri_data_gfs2_rindex_39324 +enable_so_size_bts_action_39331 size bts_action 0 39331 NULL +enable_so_page_jfs_log_39335 page jfs_log 0 39335 NULL nohasharray +enable_so_isdn_ppp_read_fndecl_39335 isdn_ppp_read fndecl 4 39335 &enable_so_page_jfs_log_39335 +enable_so_nilfs_sufile_segment_usages_in_block_fndecl_39336 nilfs_sufile_segment_usages_in_block fndecl 0-2-3 39336 NULL +enable_so_tx_pipe_brcmf_usbdev_info_39337 tx_pipe brcmf_usbdev_info 0 39337 NULL nohasharray +enable_so_num_channels_hw_mode_spec_39337 num_channels hw_mode_spec 0 39337 &enable_so_tx_pipe_brcmf_usbdev_info_39337 nohasharray +enable_so_iwl_dbgfs_echo_test_write_fndecl_39337 iwl_dbgfs_echo_test_write fndecl 3 39337 &enable_so_num_channels_hw_mode_spec_39337 +enable_so_musb_softconnect_write_fndecl_39339 musb_softconnect_write fndecl 3 39339 NULL +enable_so_setbrightness_fndecl_39342 setbrightness fndecl 0 39342 NULL +enable_so_svc_create_fndecl_39343 svc_create fndecl 2 39343 NULL +enable_so_nhead_offs_ubifs_info_39346 nhead_offs ubifs_info 0 39346 NULL +enable_so_root_offs_ubifs_mst_node_39347 root_offs ubifs_mst_node 0 39347 NULL +enable_so_ksm_might_need_to_copy_fndecl_39350 ksm_might_need_to_copy fndecl 3 39350 NULL +enable_so_efs_validate_vh_fndecl_39352 efs_validate_vh fndecl 0 39352 NULL +enable_so_nsize_jffs2_sum_dirent_mem_39355 nsize jffs2_sum_dirent_mem 0 39355 NULL nohasharray +enable_so_tpm_read_fndecl_39355 tpm_read fndecl 3 39355 &enable_so_nsize_jffs2_sum_dirent_mem_39355 +enable_so_hub_status_data_hc_driver_39357 hub_status_data hc_driver 0 39357 NULL nohasharray +enable_so_rbd_obj_request_create_fndecl_39357 rbd_obj_request_create fndecl 3-2 39357 &enable_so_hub_status_data_hc_driver_39357 +enable_so_max_sge_hfi1_rq_39362 max_sge hfi1_rq 0 39362 NULL +enable_so_tx_ndp_modulus_cdc_ncm_ctx_39369 tx_ndp_modulus cdc_ncm_ctx 0 39369 NULL +enable_so_nftl_read_oob_fndecl_39370 nftl_read_oob fndecl 2-3 39370 NULL +enable_so_num_frames_camera_data_39372 num_frames camera_data 0 39372 NULL +enable_so_length_btrfs_ioctl_same_args_39374 length btrfs_ioctl_same_args 0 39374 NULL +enable_so_roccat_common2_receive_fndecl_39378 roccat_common2_receive fndecl 4 39378 NULL +enable_so_vsi_fshino_vxfs_sb_info_39379 vsi_fshino vxfs_sb_info 0 39379 NULL +enable_so_height_v4l2_mbus_framefmt_39383 height v4l2_mbus_framefmt 0 39383 NULL +enable_so_tx_count_ethtool_channels_39384 tx_count ethtool_channels 0 39384 NULL nohasharray +enable_so_from_offset_text_match_39384 from_offset text_match 0 39384 &enable_so_tx_count_ethtool_channels_39384 +enable_so_lfb_depth_screen_info_39385 lfb_depth screen_info 0 39385 NULL +enable_so_read16_ssb_bus_ops_39388 read16 ssb_bus_ops 0 39388 NULL +enable_so_sl_alloc_bufs_fndecl_39391 sl_alloc_bufs fndecl 2 39391 NULL +enable_so___page_set_anon_rmap_fndecl_39401 __page_set_anon_rmap fndecl 3 39401 NULL +enable_so_iscsi_create_conn_fndecl_39402 iscsi_create_conn fndecl 2 39402 NULL +enable_so_userptr_radeon_ttm_tt_39408 userptr radeon_ttm_tt 0 39408 NULL +enable_so_total_vfs_fm10k_iov_info_39412 total_vfs fm10k_iov_info 0 39412 NULL +enable_so_payld_len_htc_frame_hdr_39418 payld_len htc_frame_hdr 0 39418 NULL +enable_so_vramsize_sisusb_usb_data_39419 vramsize sisusb_usb_data 0 39419 NULL +enable_so_board_sample_rate_lx6464es_39420 board_sample_rate lx6464es 0 39420 NULL nohasharray +enable_so_stretch_height_usb_usbvision_39420 stretch_height usb_usbvision 0 39420 &enable_so_board_sample_rate_lx6464es_39420 +enable_so_read_eeprom_fndecl_39423 read_eeprom fndecl 4 39423 NULL +enable_so_cros_ec_spi_receive_response_fndecl_39426 cros_ec_spi_receive_response fndecl 2 39426 NULL +enable_so_nftl_writeblock_fndecl_39428 nftl_writeblock fndecl 2 39428 NULL +enable_so_jpeg_len_solo_enc_dev_39431 jpeg_len solo_enc_dev 0 39431 NULL +enable_so_btrfs_del_csums_fndecl_39434 btrfs_del_csums fndecl 3-4 39434 NULL +enable_so_ring_size__drm_i810_init_39437 ring_size _drm_i810_init 0 39437 NULL nohasharray +enable_so_iov_len_iovec_39437 iov_len iovec 0 39437 &enable_so_ring_size__drm_i810_init_39437 +enable_so_show_device_status_fndecl_39440 show_device_status fndecl 0 39440 NULL +enable_so_virtio_cread16_fndecl_39444 virtio_cread16 fndecl 0 39444 NULL +enable_so_tp_la_write_fndecl_39445 tp_la_write fndecl 3 39445 NULL +enable_so_sdio_uart_write_fndecl_39449 sdio_uart_write fndecl 3 39449 NULL +enable_so_zl10036_write_fndecl_39451 zl10036_write fndecl 3 39451 NULL nohasharray +enable_so_ocfs2_add_refcount_flag_fndecl_39451 ocfs2_add_refcount_flag fndecl 6-7-5 39451 &enable_so_zl10036_write_fndecl_39451 +enable_so_SyS_setxattr_fndecl_39454 SyS_setxattr fndecl 4 39454 NULL +enable_so_recovery_cp_mddev_39459 recovery_cp mddev 0 39459 NULL +enable_so_security_load_policy_fndecl_39462 security_load_policy fndecl 2 39462 NULL +enable_so_proc_write_fndecl_39464 proc_write fndecl 3 39464 NULL +enable_so_LMC_PKT_BUF_SZ_vardecl_lmc_main_c_39465 LMC_PKT_BUF_SZ vardecl_lmc_main.c 0 39465 NULL +enable_so_num_buffers_vardecl_cpia2_v4l_c_39466 num_buffers vardecl_cpia2_v4l.c 0 39466 NULL +enable_so_max_count_octeon_droq_39475 max_count octeon_droq 0 39475 NULL +enable_so_iwl_statistics_flag_fndecl_39478 iwl_statistics_flag fndecl 0 39478 NULL +enable_so_qib_verbs_send_pio_fndecl_39482 qib_verbs_send_pio fndecl 5 39482 NULL +enable_so_address_length_acpi_resource_fixed_memory32_39483 address_length acpi_resource_fixed_memory32 0 39483 NULL +enable_so_iov_iter_bvec_fndecl_39493 iov_iter_bvec fndecl 5-4 39493 NULL +enable_so_fuse_conn_congestion_threshold_read_fndecl_39495 fuse_conn_congestion_threshold_read fndecl 3 39495 NULL +enable_so_network_header_len_dwceqos_tx_39500 network_header_len dwceqos_tx 0 39500 NULL +enable_so_map_rq_target_type_39503 map_rq target_type 0 39503 NULL +enable_so_pktdev_major_vardecl_pktcdvd_c_39506 pktdev_major vardecl_pktcdvd.c 0 39506 NULL +enable_so_rds_iw_sysctl_max_recv_wr_vardecl_39508 rds_iw_sysctl_max_recv_wr vardecl 0 39508 NULL +enable_so_ppp_read_fndecl_39514 ppp_read fndecl 3 39514 NULL +enable_so_lbs_dev_info_fndecl_39516 lbs_dev_info fndecl 3 39516 NULL +enable_so_error_tx_resume_failure_read_fndecl_39521 error_tx_resume_failure_read fndecl 3 39521 NULL +enable_so_len_batadv_tvlv_hdr_39527 len batadv_tvlv_hdr 0 39527 NULL nohasharray +enable_so_txsize_grcan_device_config_39527 txsize grcan_device_config 0 39527 &enable_so_len_batadv_tvlv_hdr_39527 +enable_so_rsc_mgr_init_fndecl_39528 rsc_mgr_init fndecl 3 39528 NULL +enable_so_wusb_prf_64_fndecl_39530 wusb_prf_64 fndecl 7 39530 NULL +enable_so_num_queues_bnx2x_39531 num_queues bnx2x 0 39531 NULL +enable_so_reply_len_bsg_job_39533 reply_len bsg_job 0 39533 NULL +enable_so_hugepage_add_new_anon_rmap_fndecl_39534 hugepage_add_new_anon_rmap fndecl 3 39534 NULL +enable_so_srpt_alloc_ioctx_fndecl_39537 srpt_alloc_ioctx fndecl 2-3 39537 NULL +enable_so_elem_size_v4l2_ctrl_39540 elem_size v4l2_ctrl 0 39540 NULL +enable_so_sqn_mlx5e_sq_39542 sqn mlx5e_sq 0 39542 NULL +enable_so_do_arpt_set_ctl_fndecl_39550 do_arpt_set_ctl fndecl 4 39550 NULL +enable_so_kaweth_internal_control_msg_fndecl_39552 kaweth_internal_control_msg fndecl 5-2 39552 NULL nohasharray +enable_so_do_trim_fndecl_39552 do_trim fndecl 4-5-3-2 39552 &enable_so_kaweth_internal_control_msg_fndecl_39552 +enable_so_from_fw_map_39555 from fw_map 0 39555 NULL nohasharray +enable_so_jbd2_journal_init_revoke_fndecl_39555 jbd2_journal_init_revoke fndecl 2 39555 &enable_so_from_fw_map_39555 +enable_so_l2specific_len_l2tp_session_39558 l2specific_len l2tp_session 0 39558 NULL +enable_so_build_backref_tree_fndecl_39561 build_backref_tree fndecl 4 39561 NULL nohasharray +enable_so_ci_flags_ext4_crypt_info_39561 ci_flags ext4_crypt_info 0 39561 &enable_so_build_backref_tree_fndecl_39561 +enable_so___ocfs2_find_path_fndecl_39563 __ocfs2_find_path fndecl 0 39563 NULL +enable_so_disk_size_disk_conf_39567 disk_size disk_conf 0 39567 NULL +enable_so_qp_table_size_hfi1_qp_ibdev_39571 qp_table_size hfi1_qp_ibdev 0 39571 NULL +enable_so_sys32_pwrite_fndecl_39572 sys32_pwrite fndecl 3 39572 NULL +enable_so_oh_len_omninet_header_39576 oh_len omninet_header 0 39576 NULL +enable_so_nfs4_file_llseek_fndecl_39578 nfs4_file_llseek fndecl 2 39578 NULL +enable_so_flush_mtd_blktrans_ops_39582 flush mtd_blktrans_ops 0 39582 NULL nohasharray +enable_so_snbep_pci2phy_map_init_fndecl_39582 snbep_pci2phy_map_init fndecl 1 39582 &enable_so_flush_mtd_blktrans_ops_39582 +enable_so_len_ubifs_scan_node_39584 len ubifs_scan_node 0 39584 NULL +enable_so_iunique_fndecl_39586 iunique fndecl 0-2 39586 NULL +enable_so_req_que_len_qla_hw_data_39587 req_que_len qla_hw_data 0 39587 NULL +enable_so_buf_size_fm_rds_39590 buf_size fm_rds 0 39590 NULL +enable_so_rq_bytes_sent_rpc_rqst_39591 rq_bytes_sent rpc_rqst 0 39591 NULL +enable_so_count_snd_ctl_elem_info_39594 count snd_ctl_elem_info 0 39594 NULL +enable_so_amanda_help_fndecl_39598 amanda_help fndecl 2 39598 NULL +enable_so_dm_consult_userspace_fndecl_39601 dm_consult_userspace fndecl 5 39601 NULL +enable_so_ti_recv_fndecl_39605 ti_recv fndecl 3 39605 NULL nohasharray +enable_so_midi_ports_snd_emux_39605 midi_ports snd_emux 0 39605 &enable_so_ti_recv_fndecl_39605 +enable_so_double_length_smbios_cru64_info_39607 double_length smbios_cru64_info 0 39607 NULL nohasharray +enable_so_e1000e_hwtstamp_set_fndecl_39607 e1000e_hwtstamp_set fndecl 0 39607 &enable_so_double_length_smbios_cru64_info_39607 +enable_so_of_clk_get_parent_count_fndecl_39609 of_clk_get_parent_count fndecl 0 39609 NULL +enable_so_iscsi_nop_out_rsp_fndecl_39614 iscsi_nop_out_rsp fndecl 4 39614 NULL +enable_so_rx_buffer_order_efx_nic_39620 rx_buffer_order efx_nic 0 39620 NULL +enable_so_cookie_len_l2tp_session_39629 cookie_len l2tp_session 0 39629 NULL +enable_so_max_cq_sz_mthca_dev_lim_39630 max_cq_sz mthca_dev_lim 0 39630 NULL +enable_so_fb_phys_ocfb_dev_39632 fb_phys ocfb_dev 0 39632 NULL +enable_so_xfs_bmbt_lookup_ge_fndecl_39633 xfs_bmbt_lookup_ge fndecl 3-2-4 39633 NULL +enable_so_saa7134_alsa_dma_init_fndecl_39636 saa7134_alsa_dma_init 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fndecl 2 40532 NULL +enable_so_rsxx_queue_dma_fndecl_40533 rsxx_queue_dma fndecl 0 40533 NULL nohasharray +enable_so_smb2_lockv_fndecl_40533 smb2_lockv fndecl 6 40533 &enable_so_rsxx_queue_dma_fndecl_40533 nohasharray +enable_so_w_size_deflate_state_40533 w_size deflate_state 0 40533 &enable_so_smb2_lockv_fndecl_40533 nohasharray +enable_so_drm_buffer_copy_from_user_fndecl_40533 drm_buffer_copy_from_user fndecl 3 40533 &enable_so_w_size_deflate_state_40533 +enable_so_xfs_qm_reset_dqcounts_fndecl_40540 xfs_qm_reset_dqcounts fndecl 3 40540 NULL nohasharray +enable_so_is_acpi_reserved_fndecl_40540 is_acpi_reserved fndecl 2-1 40540 &enable_so_xfs_qm_reset_dqcounts_fndecl_40540 +enable_so_sky2_get_rx_data_size_fndecl_40544 sky2_get_rx_data_size fndecl 0 40544 NULL nohasharray +enable_so_bnx2x_get_preset_regs_len_fndecl_40544 bnx2x_get_preset_regs_len fndecl 0 40544 &enable_so_sky2_get_rx_data_size_fndecl_40544 +enable_so_base_start_aac_dev_40550 base_start aac_dev 0 40550 NULL nohasharray 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0 40624 NULL +enable_so___kfifo_dma_in_prepare_fndecl_40626 __kfifo_dma_in_prepare fndecl 4 40626 NULL +enable_so_libcfs_ioctl_popdata_fndecl_40628 libcfs_ioctl_popdata fndecl 3 40628 NULL +enable_so_pcpu_get_vm_areas_fndecl_40630 pcpu_get_vm_areas fndecl 4-3 40630 NULL +enable_so_dev_set_alias_fndecl_40631 dev_set_alias fndecl 3 40631 NULL +enable_so_cf_uniqueid_cifs_fattr_40632 cf_uniqueid cifs_fattr 0 40632 NULL +enable_so_altera_swap_dr_fndecl_40633 altera_swap_dr fndecl 2 40633 NULL +enable_so_map_dirent_fndecl_40635 map_dirent fndecl 2 40635 NULL nohasharray +enable_so_cfg_fcp_io_channel_lpfc_hba_40635 cfg_fcp_io_channel lpfc_hba 0 40635 &enable_so_map_dirent_fndecl_40635 nohasharray +enable_so_sock_setsockopt_fndecl_40635 sock_setsockopt fndecl 5 40635 &enable_so_cfg_fcp_io_channel_lpfc_hba_40635 +enable_so_rotate_buf_a_little_fndecl_40654 rotate_buf_a_little fndecl 2 40654 NULL +enable_so_rq_rcvsize_rpc_rqst_40660 rq_rcvsize rpc_rqst 0 40660 NULL 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&enable_so___x86_set_memory_region_fndecl_40708 +enable_so_lfb_linelength_screen_info_40728 lfb_linelength screen_info 0 40728 NULL +enable_so_cryptlen_aead_request_40734 cryptlen aead_request 0 40734 NULL +enable_so_NumberOfLogBlock_ms_lib_ctrl_40736 NumberOfLogBlock ms_lib_ctrl 0 40736 NULL +enable_so_do_splice_to_fndecl_40737 do_splice_to fndecl 4-0 40737 NULL +enable_so_sisfb_getheapstart_fndecl_40740 sisfb_getheapstart fndecl 0 40740 NULL nohasharray +enable_so_intel_gtt_mappable_entries_fndecl_40740 intel_gtt_mappable_entries fndecl 0 40740 &enable_so_sisfb_getheapstart_fndecl_40740 +enable_so_write_pool_fndecl_40741 write_pool fndecl 3 40741 NULL +enable_so_IELength_wlan_bssid_ex_40743 IELength wlan_bssid_ex 0 40743 NULL +enable_so_smsc47b397_find_fndecl_40748 smsc47b397_find fndecl 0 40748 NULL +enable_so_ctrl_macb_dma_desc_40750 ctrl macb_dma_desc 0 40750 NULL +enable_so_sys_gethostname_fndecl_40753 sys_gethostname fndecl 2 40753 NULL +enable_so_read_reg_isac_hw_40755 read_reg isac_hw 0 40755 NULL +enable_so_snd_usb_endpoint_set_params_fndecl_40756 snd_usb_endpoint_set_params fndecl 3-4 40756 NULL +enable_so_vfs_iter_write_fndecl_40761 vfs_iter_write fndecl 0 40761 NULL +enable_so_total_xfer_length_ScsiReqBlk_40768 total_xfer_length ScsiReqBlk 0 40768 NULL +enable_so_btrfs_chunk_num_stripes_fndecl_40772 btrfs_chunk_num_stripes fndecl 0 40772 NULL +enable_so_snd_hdac_get_connections_fndecl_40773 snd_hdac_get_connections fndecl 0 40773 NULL +enable_so_pdu_write_fndecl_40774 pdu_write fndecl 3 40774 NULL +enable_so_xprt_tcp_slot_table_entries_vardecl_xprtsock_c_40779 xprt_tcp_slot_table_entries vardecl_xprtsock.c 0 40779 NULL +enable_so_key_conf_keylen_read_fndecl_40781 key_conf_keylen_read fndecl 3 40781 NULL +enable_so_s_bpfshift_ufs_sb_private_info_40782 s_bpfshift ufs_sb_private_info 0 40782 NULL +enable_so_scsi_log_print_sense_fndecl_40783 scsi_log_print_sense fndecl 5 40783 NULL +enable_so_increase_reservation_fndecl_40785 increase_reservation fndecl 1 40785 NULL +enable_so_sys_fsetxattr_fndecl_40795 sys_fsetxattr fndecl 4 40795 NULL +enable_so_private_data_len_rdma_conn_param_40796 private_data_len rdma_conn_param 0 40796 NULL +enable_so_check_frame_fndecl_40798 check_frame fndecl 0 40798 NULL nohasharray +enable_so_ext4_multi_mount_protect_fndecl_40798 ext4_multi_mount_protect fndecl 2 40798 &enable_so_check_frame_fndecl_40798 +enable_so_multi_write_idx_wmi_40801 multi_write_idx wmi 0 40801 NULL nohasharray +enable_so_cmd_len_request_40801 cmd_len request 0 40801 &enable_so_multi_write_idx_wmi_40801 nohasharray +enable_so_num_channels_hpb_dmae_pdata_40801 num_channels hpb_dmae_pdata 0 40801 &enable_so_cmd_len_request_40801 +enable_so_sz_m1_mlx5_wq_ll_40805 sz_m1 mlx5_wq_ll 0 40805 NULL +enable_so_ceph_osdc_readpages_fndecl_40814 ceph_osdc_readpages fndecl 0 40814 NULL nohasharray +enable_so_sysctl_wmem_max_vardecl_40814 sysctl_wmem_max vardecl 0 40814 &enable_so_ceph_osdc_readpages_fndecl_40814 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+enable_so_data_offset_iscsi_r2t_info_42419 data_offset iscsi_r2t_info 0 42419 NULL +enable_so_defrag_lookup_extent_fndecl_42423 defrag_lookup_extent fndecl 2 42423 NULL +enable_so_hidraw_ioctl_fndecl_42425 hidraw_ioctl fndecl 2 42425 NULL +enable_so_bin_search_fndecl_42434 bin_search fndecl 0 42434 NULL +enable_so_write_file_spectral_fft_period_fndecl_42435 write_file_spectral_fft_period fndecl 3 42435 NULL +enable_so_s_sys_blocksize_omfs_sb_info_42439 s_sys_blocksize omfs_sb_info 0 42439 NULL +enable_so_rx_ring_size_jme_adapter_42440 rx_ring_size jme_adapter 0 42440 NULL +enable_so_max_srqs_mthca_dev_lim_42450 max_srqs mthca_dev_lim 0 42450 NULL nohasharray +enable_so_buffer_chain_size_fndecl_42450 buffer_chain_size fndecl 0 42450 &enable_so_max_srqs_mthca_dev_lim_42450 +enable_so_rx_size_uart_8250_dma_42452 rx_size uart_8250_dma 0 42452 NULL nohasharray +enable_so_read_b43legacy_debugfs_fops_42452 read b43legacy_debugfs_fops 0 42452 &enable_so_rx_size_uart_8250_dma_42452 +enable_so_inquiry_cache_dump_fndecl_42455 inquiry_cache_dump fndecl 0 42455 NULL +enable_so_s_cssize_ufs_sb_private_info_42456 s_cssize ufs_sb_private_info 0 42456 NULL +enable_so_num_srqs_mlx4_caps_42462 num_srqs mlx4_caps 0 42462 NULL +enable_so_rxq_max_tg3_42464 rxq_max tg3 0 42464 NULL +enable_so_rtl92ee_c2h_packet_handler_fndecl_42467 rtl92ee_c2h_packet_handler fndecl 3 42467 NULL +enable_so_amdgpu_vm_block_size_vardecl_42475 amdgpu_vm_block_size vardecl 0 42475 NULL nohasharray +enable_so_ext4_get_journal_fndecl_42475 ext4_get_journal fndecl 2 42475 &enable_so_amdgpu_vm_block_size_vardecl_42475 +enable_so_wm9081_set_fll_fndecl_42479 wm9081_set_fll fndecl 3-4 42479 NULL +enable_so_ip_tunnel_xmit_fndecl_42480 ip_tunnel_xmit fndecl 4 42480 NULL +enable_so_num_adc_nids_hda_gen_spec_42481 num_adc_nids hda_gen_spec 0 42481 NULL nohasharray +enable_so_max_allowed_qxl_monitors_config_42481 max_allowed qxl_monitors_config 0 42481 &enable_so_num_adc_nids_hda_gen_spec_42481 +enable_so_snd_vxpocket_new_fndecl_42483 snd_vxpocket_new fndecl 2 42483 NULL +enable_so_block_shift_befs_sb_info_42485 block_shift befs_sb_info 0 42485 NULL +enable_so_tot_len_pkt_gl_42487 tot_len pkt_gl 0 42487 NULL +enable_so_hid_sensor_client_cnt_sensor_hub_data_42488 hid_sensor_client_cnt sensor_hub_data 0 42488 NULL +enable_so_keylength_gss_krb5_enctype_42493 keylength gss_krb5_enctype 0 42493 NULL +enable_so_hsi_alloc_msg_fndecl_42496 hsi_alloc_msg fndecl 1 42496 NULL +enable_so_bpf_check_classic_fndecl_42501 bpf_check_classic fndecl 2 42501 NULL +enable_so_DataTransferLength_DAC960_V1_UserCommand_42502 DataTransferLength DAC960_V1_UserCommand 0 42502 NULL +enable_so_ath6kl_sdio_read_write_sync_fndecl_42504 ath6kl_sdio_read_write_sync fndecl 4 42504 NULL +enable_so_fs_start_efs_sb_info_42506 fs_start efs_sb_info 0 42506 NULL +enable_so_dec_cluster_info_page_fndecl_42521 dec_cluster_info_page fndecl 3 42521 NULL +enable_so_xfs_rtmodify_summary_fndecl_42522 xfs_rtmodify_summary fndecl 4-3 42522 NULL +enable_so_cn_netlink_send_mult_fndecl_42523 cn_netlink_send_mult fndecl 2 42523 NULL +enable_so_maxframe_size_fc_rport_priv_42527 maxframe_size fc_rport_priv 0 42527 NULL +enable_so_size_rx_desc_42538 size rx_desc 0 42538 NULL +enable_so_max_payload_len_pn533_frame_ops_42544 max_payload_len pn533_frame_ops 0 42544 NULL +enable_so_fdt_num_mem_rsv_fndecl_42546 fdt_num_mem_rsv fndecl 0 42546 NULL nohasharray +enable_so_num_reg_channel_bounds_42546 num reg_channel_bounds 0 42546 &enable_so_fdt_num_mem_rsv_fndecl_42546 +enable_so_xfs_dir_cilookup_result_fndecl_42547 xfs_dir_cilookup_result fndecl 3 42547 NULL +enable_so_mr_page_size_srp_device_42550 mr_page_size srp_device 0 42550 NULL +enable_so_ocfs2_block_check_validate_bhs_fndecl_42557 ocfs2_block_check_validate_bhs fndecl 0 42557 NULL +enable_so_bfad_iocmd_diag_dport_start_fndecl_42560 bfad_iocmd_diag_dport_start fndecl 0 42560 NULL +enable_so_qla8044_write_optrom_data_fndecl_42561 qla8044_write_optrom_data fndecl 4 42561 NULL +enable_so_mtu_max_vardecl_42563 mtu_max vardecl 0 42563 NULL nohasharray +enable_so_ts_write_fndecl_42563 ts_write fndecl 3 42563 &enable_so_mtu_max_vardecl_42563 +enable_so_do_write_orph_node_fndecl_42564 do_write_orph_node fndecl 2 42564 NULL nohasharray +enable_so_s_block_base_sysv_sb_info_42564 s_block_base sysv_sb_info 0 42564 &enable_so_do_write_orph_node_fndecl_42564 nohasharray +enable_so_qib_map_phys_fmr_fndecl_42564 qib_map_phys_fmr fndecl 4 42564 &enable_so_s_block_base_sysv_sb_info_42564 +enable_so_usbtmc_write_fndecl_42567 usbtmc_write fndecl 3 42567 NULL +enable_so_mwifiex_send_addba_fndecl_42572 mwifiex_send_addba fndecl 2 42572 NULL +enable_so_ufs_read_cylinder_fndecl_42577 ufs_read_cylinder fndecl 2 42577 NULL +enable_so_max_target_id_mvumi_hba_42578 max_target_id mvumi_hba 0 42578 NULL +enable_so_irq_create_of_mapping_fndecl_42583 irq_create_of_mapping fndecl 0 42583 NULL +enable_so_tipc_send_packet_fndecl_42584 tipc_send_packet fndecl 3 42584 NULL +enable_so_sisusbcon_clear_fndecl_42586 sisusbcon_clear fndecl 5-3-4 42586 NULL +enable_so_map_region_fndecl_42587 map_region fndecl 1 42587 NULL +enable_so_bcm3510_readbytes_fndecl_42592 bcm3510_readbytes fndecl 4 42592 NULL +enable_so_name_len_jffs2_xattr_datum_42593 name_len jffs2_xattr_datum 0 42593 NULL +enable_so_offset_dmi_ipmi_data_42594 offset dmi_ipmi_data 0 42594 NULL nohasharray +enable_so_cdc_ncm_set_dgram_size_fndecl_42594 cdc_ncm_set_dgram_size fndecl 2 42594 &enable_so_offset_dmi_ipmi_data_42594 +enable_so_bsize_nfs_parsed_mount_data_42598 bsize nfs_parsed_mount_data 0 42598 NULL +enable_so_wrap_bcma_device_42599 wrap bcma_device 0 42599 NULL nohasharray +enable_so_reg_create_fndecl_42599 reg_create fndecl 5 42599 &enable_so_wrap_bcma_device_42599 +enable_so_maxSenseBytes_mpt_ioctl_command_42600 maxSenseBytes mpt_ioctl_command 0 42600 NULL +enable_so_ilo_write_fndecl_42601 ilo_write fndecl 3 42601 NULL nohasharray +enable_so_ndev_init_isr_fndecl_42601 ndev_init_isr fndecl 3 42601 &enable_so_ilo_write_fndecl_42601 +enable_so_nilfs_alloc_seg_bio_fndecl_42604 nilfs_alloc_seg_bio fndecl 2-3 42604 NULL +enable_so_qlcnic_82xx_calculate_msix_vector_fndecl_42609 qlcnic_82xx_calculate_msix_vector fndecl 0 42609 NULL +enable_so_n_channels_wmi_start_scan_arg_42610 n_channels wmi_start_scan_arg 0 42610 NULL +enable_so_hashsize_Qdisc_class_hash_42616 hashsize Qdisc_class_hash 0 42616 NULL +enable_so_size_ck804xrom_window_42617 size ck804xrom_window 0 42617 NULL +enable_so_HFP_kyrofb_info_42618 HFP kyrofb_info 0 42618 NULL +enable_so_user_regset_copyin_fndecl_42619 user_regset_copyin fndecl 7 42619 NULL +enable_so_vmw_kms_sou_do_surface_dirty_fndecl_42620 vmw_kms_sou_do_surface_dirty fndecl 8 42620 NULL nohasharray +enable_so_wlc_phy_loadsampletable_nphy_fndecl_42620 wlc_phy_loadsampletable_nphy fndecl 3 42620 &enable_so_vmw_kms_sou_do_surface_dirty_fndecl_42620 +enable_so_opt_len_genevehdr_42621 opt_len genevehdr 0 42621 NULL +enable_so_nfs42_proc_deallocate_fndecl_42622 nfs42_proc_deallocate fndecl 2-3 42622 NULL +enable_so_ir_lirc_transmit_ir_fndecl_42624 ir_lirc_transmit_ir fndecl 3 42624 NULL +enable_so_length_bplus_leaf_node_42626 length bplus_leaf_node 0 42626 NULL +enable_so_rx_hdr_overflow_read_fndecl_42628 rx_hdr_overflow_read fndecl 3 42628 NULL +enable_so_pidlist_allocate_fndecl_42631 pidlist_allocate fndecl 1 42631 NULL +enable_so_dm_set_device_limits_fndecl_42632 dm_set_device_limits fndecl 3 42632 NULL +enable_so_lbs_cmd_async_fndecl_42634 lbs_cmd_async fndecl 4 42634 NULL +enable_so_valid_ide_tape_obj_42635 valid ide_tape_obj 0 42635 NULL +enable_so_find_rsb_dir_fndecl_42636 find_rsb_dir fndecl 3 42636 NULL +enable_so_snd_emu10k1_create_fndecl_42637 snd_emu10k1_create fndecl 5 42637 NULL nohasharray +enable_so_n_algs_wmfw_adsp2_id_hdr_42637 n_algs wmfw_adsp2_id_hdr 0 42637 &enable_so_snd_emu10k1_create_fndecl_42637 +enable_so_brcmf_sdio_download_nvram_fndecl_42648 brcmf_sdio_download_nvram 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NULL nohasharray +enable_so_len_ch_mem_range_45781 len ch_mem_range 0 45781 &enable_so_r592_wait_status_fndecl_45781 +enable_so_get_inode_info_fndecl_45784 get_inode_info fndecl 0 45784 NULL nohasharray +enable_so_ath6kl_wmi_set_htcap_cmd_fndecl_45784 ath6kl_wmi_set_htcap_cmd fndecl 2 45784 &enable_so_get_inode_info_fndecl_45784 +enable_so_online_pages_fndecl_45786 online_pages fndecl 1-2 45786 NULL +enable_so_change_xattr_fndecl_45789 change_xattr fndecl 5 45789 NULL +enable_so_i2c_r_fndecl_45804 i2c_r fndecl 0 45804 NULL +enable_so_h_suballoc_loc_ocfs2_extent_block_45805 h_suballoc_loc ocfs2_extent_block 0 45805 NULL +enable_so_len_sync_pt_info_45809 len sync_pt_info 0 45809 NULL +enable_so_max_node_size_pnp_dev_node_info_45813 max_node_size pnp_dev_node_info 0 45813 NULL +enable_so_xfs_zero_remaining_bytes_fndecl_45820 xfs_zero_remaining_bytes fndecl 3-2 45820 NULL +enable_so_smk_write_net4addr_fndecl_45821 smk_write_net4addr fndecl 3 45821 NULL +enable_so_msg_init_fndecl_45825 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+enable_so_get_derived_key_fndecl_46015 get_derived_key fndecl 4 46015 NULL +enable_so_afs_proc_cells_write_fndecl_46016 afs_proc_cells_write fndecl 3 46016 NULL +enable_so_vmemmap_alloc_block_buf_fndecl_46037 vmemmap_alloc_block_buf fndecl 1 46037 NULL +enable_so_acl_mtu_hci_dev_46038 acl_mtu hci_dev 0 46038 NULL +enable_so_dma_size_qlcnic_host_rds_ring_46045 dma_size qlcnic_host_rds_ring 0 46045 NULL +enable_so___vmalloc_fndecl_46051 __vmalloc fndecl 1 46051 NULL +enable_so_pair_device_fndecl_46052 pair_device fndecl 4 46052 NULL nohasharray +enable_so_event_oom_late_read_fndecl_46052 event_oom_late_read fndecl 3 46052 &enable_so_pair_device_fndecl_46052 nohasharray +enable_so_num_wsm_mib_beacon_filter_table_46052 num wsm_mib_beacon_filter_table 0 46052 &enable_so_event_oom_late_read_fndecl_46052 +enable_so_sys_lsetxattr_fndecl_46058 sys_lsetxattr fndecl 4 46058 NULL +enable_so_data_len_fc_fcp_pkt_46059 data_len fc_fcp_pkt 0 46059 NULL +enable_so_sisfb_parm_mem_sis_video_info_46063 sisfb_parm_mem sis_video_info 0 46063 NULL nohasharray +enable_so_get_tx_data_len_rt2x00lib_ops_46063 get_tx_data_len rt2x00lib_ops 0 46063 &enable_so_sisfb_parm_mem_sis_video_info_46063 +enable_so_MaxBurstLength_iscsi_sess_ops_46064 MaxBurstLength iscsi_sess_ops 0 46064 NULL nohasharray +enable_so_s_start_bfs_super_block_46064 s_start bfs_super_block 0 46064 &enable_so_MaxBurstLength_iscsi_sess_ops_46064 +enable_so_seg_count_drm_buf_entry_46065 seg_count drm_buf_entry 0 46065 NULL +enable_so_piobufs_qib_ctxtdata_46066 piobufs qib_ctxtdata 0 46066 NULL +enable_so_FirstPhysicalEUN_NFTLMediaHeader_46068 FirstPhysicalEUN NFTLMediaHeader 0 46068 NULL +enable_so_iwl_dbgfs_mac_params_read_fndecl_46081 iwl_dbgfs_mac_params_read fndecl 3 46081 NULL +enable_so___devcgroup_check_permission_fndecl_46082 __devcgroup_check_permission fndecl 0 46082 NULL +enable_so_wSamplesPerFrame_uac_format_type_ii_ext_descriptor_46084 wSamplesPerFrame uac_format_type_ii_ext_descriptor 0 46084 NULL +enable_so_alloc_dca_provider_fndecl_46085 alloc_dca_provider fndecl 2 46085 NULL +enable_so_dm_startblk_adfs_discmap_46088 dm_startblk adfs_discmap 0 46088 NULL +enable_so_nr_pages_splice_pipe_desc_46095 nr_pages splice_pipe_desc 0 46095 NULL +enable_so_v9fs_xattr_set_acl_fndecl_46096 v9fs_xattr_set_acl fndecl 4 46096 NULL +enable_so_len_sfi_table_header_46097 len sfi_table_header 0 46097 NULL nohasharray +enable_so_ubifs_setxattr_fndecl_46097 ubifs_setxattr fndecl 4 46097 &enable_so_len_sfi_table_header_46097 nohasharray +enable_so_hidraw_read_fndecl_46097 hidraw_read fndecl 3 46097 &enable_so_ubifs_setxattr_fndecl_46097 +enable_so_rxsz_fc_plogi_csp_s_46103 rxsz fc_plogi_csp_s 0 46103 NULL nohasharray +enable_so_jbd2_journal_write_metadata_buffer_fndecl_46103 jbd2_journal_write_metadata_buffer fndecl 4 46103 &enable_so_rxsz_fc_plogi_csp_s_46103 nohasharray +enable_so_ym_wmfw_adsp2_alg_hdr_46103 ym wmfw_adsp2_alg_hdr 0 46103 &enable_so_jbd2_journal_write_metadata_buffer_fndecl_46103 nohasharray +enable_so_control_write_fndecl_46103 control_write fndecl 6 46103 &enable_so_ym_wmfw_adsp2_alg_hdr_46103 +enable_so_bs_vardecl_null_blk_c_46104 bs vardecl_null_blk.c 0 46104 NULL +enable_so_page_add_new_anon_rmap_fndecl_46112 page_add_new_anon_rmap fndecl 3 46112 NULL +enable_so_ioperm_get_fndecl_46118 ioperm_get fndecl 4-3 46118 NULL +enable_so_mic_calc_failure_read_fndecl_46119 mic_calc_failure_read fndecl 3 46119 NULL +enable_so_len_eeprom_private_46124 len eeprom_private 0 46124 NULL +enable_so_height_saa7134_dev_46126 height saa7134_dev 0 46126 NULL nohasharray +enable_so_tx_totallen_ncp_request_reply_46126 tx_totallen ncp_request_reply 0 46126 &enable_so_height_saa7134_dev_46126 +enable_so_len_cp_header_46128 len cp_header 0 46128 NULL nohasharray +enable_so_get_mctgt_type_fndecl_46128 get_mctgt_type fndecl 2 46128 &enable_so_len_cp_header_46128 +enable_so_sriov_enable_fndecl_46138 sriov_enable fndecl 2 46138 NULL +enable_so_prism2_info_scanresults_fndecl_46146 prism2_info_scanresults fndecl 3 46146 NULL +enable_so_memblock_alloc_range_nid_fndecl_46147 memblock_alloc_range_nid fndecl 2-1-3-0-4 46147 NULL +enable_so_port_mthca_qp_46155 port mthca_qp 0 46155 NULL +enable_so_udf_put_filename_fndecl_46157 udf_put_filename fndecl 0 46157 NULL +enable_so_ieee80211_if_read_fwded_unicast_fndecl_46159 ieee80211_if_read_fwded_unicast fndecl 3 46159 NULL +enable_so_bfad_iocmd_diag_sfp_fndecl_46160 bfad_iocmd_diag_sfp fndecl 0 46160 NULL +enable_so_transfer_len_xhci_transfer_event_46161 transfer_len xhci_transfer_event 0 46161 NULL +enable_so_max_segs_mmc_test_area_46176 max_segs mmc_test_area 0 46176 NULL +enable_so_key_size_ecryptfs_private_key_46181 key_size ecryptfs_private_key 0 46181 NULL nohasharray +enable_so_long_retry_limit_read_fndecl_46181 long_retry_limit_read fndecl 3 46181 &enable_so_key_size_ecryptfs_private_key_46181 +enable_so_mlock_fixup_fndecl_46182 mlock_fixup fndecl 4-3 46182 NULL +enable_so_size_aper_size_info_32_46193 size aper_size_info_32 0 46193 NULL nohasharray +enable_so_fuse_file_llseek_fndecl_46193 fuse_file_llseek fndecl 2 46193 &enable_so_size_aper_size_info_32_46193 +enable_so_length_usb_iso_packet_descriptor_46197 length usb_iso_packet_descriptor 0 46197 NULL +enable_so_sctp_manip_pkt_fndecl_46198 sctp_manip_pkt fndecl 4 46198 NULL +enable_so_musb_readb_vardecl_46199 musb_readb vardecl 0 46199 NULL nohasharray +enable_so_snd_interval_refine_set_fndecl_46199 snd_interval_refine_set fndecl 2 46199 &enable_so_musb_readb_vardecl_46199 +enable_so_efx_rx_packet_gro_fndecl_46201 efx_rx_packet_gro fndecl 3 46201 NULL +enable_so_count_raw_sock_46204 count raw_sock 0 46204 NULL +enable_so_bfad_iocmd_boot_query_fndecl_46207 bfad_iocmd_boot_query fndecl 0 46207 NULL +enable_so_hdrlen_ip_beet_phdr_46210 hdrlen ip_beet_phdr 0 46210 NULL nohasharray +enable_so_sync_request_md_personality_46210 sync_request md_personality 0 46210 &enable_so_hdrlen_ip_beet_phdr_46210 +enable_so_assocresp_ies_len_cfg80211_beacon_data_46212 assocresp_ies_len cfg80211_beacon_data 0 46212 NULL +enable_so_modify_index_fndecl_46216 modify_index fndecl 3 46216 NULL +enable_so_unuse_pte_fndecl_46217 unuse_pte fndecl 3 46217 NULL +enable_so_cob_size_savagefb_par_46219 cob_size savagefb_par 0 46219 NULL nohasharray +enable_so_mult_to_ib_rate_fndecl_46219 mult_to_ib_rate fndecl 0 46219 &enable_so_cob_size_savagefb_par_46219 +enable_so_ipw_write_fndecl_46220 ipw_write fndecl 3 46220 NULL +enable_so_bLength_usb_interface_assoc_descriptor_46229 bLength usb_interface_assoc_descriptor 0 46229 NULL +enable_so_venus_remove_fndecl_46230 venus_remove fndecl 4 46230 NULL nohasharray +enable_so_batadv_tt_local_hash_find_fndecl_46230 batadv_tt_local_hash_find fndecl 3 46230 &enable_so_venus_remove_fndecl_46230 +enable_so_mei_nfc_recv_fndecl_46235 mei_nfc_recv fndecl 0-3 46235 NULL +enable_so_rsn_ie_len_libipw_network_46238 rsn_ie_len libipw_network 0 46238 NULL nohasharray 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47035 NULL +enable_so_rtl2832_regmap_read_fndecl_47037 rtl2832_regmap_read fndecl 3-5 47037 NULL +enable_so_minor_index_cardstate_47038 minor_index cardstate 0 47038 NULL +enable_so_fdt_add_subnode_namelen_fndecl_47039 fdt_add_subnode_namelen fndecl 2-4 47039 NULL +enable_so_ttm_bo_kmap_fndecl_47045 ttm_bo_kmap fndecl 3-2 47045 NULL +enable_so_icds_per_ctrl_hba_parameters_47047 icds_per_ctrl hba_parameters 0 47047 NULL +enable_so_amdgpu_drm_ioctl_fndecl_47050 amdgpu_drm_ioctl fndecl 2 47050 NULL +enable_so_ip_set_max_ip_set_net_47054 ip_set_max ip_set_net 0 47054 NULL +enable_so_nfs_idmap_request_key_fndecl_47055 nfs_idmap_request_key fndecl 2 47055 NULL +enable_so_width_tm6000_core_47057 width tm6000_core 0 47057 NULL nohasharray +enable_so_vbi_width_em28xx_v4l2_47057 vbi_width em28xx_v4l2 0 47057 &enable_so_width_tm6000_core_47057 +enable_so_sect_ide_drive_s_47062 sect ide_drive_s 0 47062 NULL +enable_so_len_Vmxnet3_RxCompDesc_47066 len Vmxnet3_RxCompDesc 0 47066 NULL +enable_so___remove_zone_fndecl_47073 __remove_zone fndecl 2 47073 NULL +enable_so_ccp_reverse_set_dm_area_fndecl_47074 ccp_reverse_set_dm_area fndecl 4-3 47074 NULL +enable_so_ext_clk_mt9t001_platform_data_47078 ext_clk mt9t001_platform_data 0 47078 NULL +enable_so_buf_size_usbatm_channel_47081 buf_size usbatm_channel 0 47081 NULL +enable_so_epnum_isp116x_ep_47082 epnum isp116x_ep 0 47082 NULL +enable_so_yres_fb_videomode_47087 yres fb_videomode 0 47087 NULL nohasharray +enable_so_authorizer_buf_len_ceph_auth_handshake_47087 authorizer_buf_len ceph_auth_handshake 0 47087 &enable_so_yres_fb_videomode_47087 nohasharray +enable_so_ld_usb_read_fndecl_47087 ld_usb_read fndecl 3 47087 &enable_so_authorizer_buf_len_ceph_auth_handshake_47087 +enable_so_ext2_get_inode_fndecl_47089 ext2_get_inode fndecl 2 47089 NULL +enable_so___send_empty_flush_fndecl_47094 __send_empty_flush fndecl 0 47094 NULL nohasharray +enable_so_pcpu_need_to_extend_fndecl_47094 pcpu_need_to_extend fndecl 0 47094 &enable_so___send_empty_flush_fndecl_47094 +enable_so_begin_dm_target_47098 begin dm_target 0 47098 NULL +enable_so_spu_wait_for_u16_fndecl_47101 spu_wait_for_u16 fndecl 0 47101 NULL +enable_so_len_wmi_rx_action_event_47102 len wmi_rx_action_event 0 47102 NULL +enable_so___scsi_print_sense_fndecl_47105 __scsi_print_sense fndecl 4 47105 NULL +enable_so_agp_size_drm_mga_dma_bootstrap_47108 agp_size drm_mga_dma_bootstrap 0 47108 NULL +enable_so_f_height_camif_frame_47111 f_height camif_frame 0 47111 NULL +enable_so_total_len_lro_47113 total_len lro 0 47113 NULL +enable_so_num_mthca_resource_47114 num mthca_resource 0 47114 NULL nohasharray +enable_so_num_outstanding_cmds_req_que_47114 num_outstanding_cmds req_que 0 47114 &enable_so_num_mthca_resource_47114 +enable_so_tx_tx_start_fw_gen_read_fndecl_47115 tx_tx_start_fw_gen_read fndecl 3 47115 NULL +enable_so_iwl_dbgfs_rx_handlers_write_fndecl_47116 iwl_dbgfs_rx_handlers_write fndecl 3 47116 NULL +enable_so_nportcntrs_qib_chip_specific_47118 nportcntrs qib_chip_specific 0 47118 NULL +enable_so_usnic_uiom_reg_get_fndecl_47120 usnic_uiom_reg_get fndecl 2-3 47120 NULL +enable_so_j_len_reiserfs_journal_47121 j_len reiserfs_journal 0 47121 NULL +enable_so_filemap_fdatawrite_range_fndecl_47125 filemap_fdatawrite_range fndecl 2-3 47125 NULL +enable_so_i2400m_rx_fake_eth_header_fndecl_47128 i2400m_rx_fake_eth_header fndecl 3 47128 NULL +enable_so_efi_ioremap_fndecl_47129 efi_ioremap fndecl 2-1 47129 NULL +enable_so_acl_pgbase_nfs_getaclargs_47131 acl_pgbase nfs_getaclargs 0 47131 NULL +enable_so_bfad_iocmd_ratelim_fndecl_47133 bfad_iocmd_ratelim fndecl 0 47133 NULL +enable_so_target_xcopy_write_destination_fndecl_47134 target_xcopy_write_destination fndecl 5 47134 NULL +enable_so_of_fdt_is_big_endian_fndecl_47137 of_fdt_is_big_endian fndecl 2 47137 NULL +enable_so_data_len_nvme_passthru_cmd_47145 data_len nvme_passthru_cmd 0 47145 NULL +enable_so_do_otp_lock_fndecl_47148 do_otp_lock fndecl 3 47148 NULL +enable_so_vmw_kms_sou_readback_fndecl_47150 vmw_kms_sou_readback fndecl 6 47150 NULL nohasharray +enable_so_mcs7830_set_reg_async_fndecl_47150 mcs7830_set_reg_async fndecl 3 47150 &enable_so_vmw_kms_sou_readback_fndecl_47150 +enable_so_ttm_dma_tt_init_fndecl_47159 ttm_dma_tt_init fndecl 3 47159 NULL nohasharray +enable_so_req_xfer_ide_atapi_pc_47159 req_xfer ide_atapi_pc 0 47159 &enable_so_ttm_dma_tt_init_fndecl_47159 +enable_so_mlxsw_sx_port_change_mtu_fndecl_47160 mlxsw_sx_port_change_mtu fndecl 2 47160 NULL nohasharray +enable_so_mspro_block_complete_req_fndecl_47160 mspro_block_complete_req fndecl 2 47160 &enable_so_mlxsw_sx_port_change_mtu_fndecl_47160 +enable_so_bfad_iocmd_itnim_reset_stats_fndecl_47168 bfad_iocmd_itnim_reset_stats fndecl 0 47168 NULL +enable_so_issue_discard_fndecl_47169 issue_discard fndecl 2-3-0 47169 NULL nohasharray +enable_so_e1000e_hwtstamp_get_fndecl_47169 e1000e_hwtstamp_get fndecl 0 47169 &enable_so_issue_discard_fndecl_47169 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3 47215 NULL +enable_so_authsize_crypto_aead_47219 authsize crypto_aead 0 47219 NULL nohasharray +enable_so_smb_init_nttransact_fndecl_47219 smb_init_nttransact fndecl 2 47219 &enable_so_authsize_crypto_aead_47219 +enable_so_mwifiex_form_mgmt_frame_fndecl_47220 mwifiex_form_mgmt_frame fndecl 3 47220 NULL +enable_so_fdt_setprop_fndecl_47221 fdt_setprop fndecl 2-5 47221 NULL +enable_so_acpi_map_fndecl_47222 acpi_map fndecl 2-1 47222 NULL +enable_so_get_byte_fndecl_47224 get_byte fndecl 0 47224 NULL +enable_so_csum_exist_in_range_fndecl_47225 csum_exist_in_range fndecl 3-2 47225 NULL +enable_so_at25_mem_write_fndecl_47235 at25_mem_write fndecl 4-3 47235 NULL +enable_so_mac_alloc_res_fndecl_47236 mac_alloc_res fndecl 7 47236 NULL +enable_so_qlf_id_xfs_dq_logformat_47243 qlf_id xfs_dq_logformat 0 47243 NULL +enable_so_decrease_reservation_fndecl_47244 decrease_reservation fndecl 1 47244 NULL +enable_so_fuse_reverse_inval_inode_fndecl_47245 fuse_reverse_inval_inode fndecl 4-3 47245 NULL +enable_so_translate_desc_fndecl_47247 translate_desc fndecl 3-2-0 47247 NULL +enable_so___do_config_autodelink_fndecl_47256 __do_config_autodelink fndecl 3 47256 NULL nohasharray +enable_so_seek_holedata_loop_fndecl_47256 seek_holedata_loop fndecl 0-2 47256 &enable_so___do_config_autodelink_fndecl_47256 +enable_so_agp_allocate_memory_fndecl_47258 agp_allocate_memory fndecl 2 47258 NULL +enable_so_num_srqs_mthca_limits_47260 num_srqs mthca_limits 0 47260 NULL +enable_so_ring_size_dw_mci_47261 ring_size dw_mci 0 47261 NULL +enable_so_num_ifaces_batadv_priv_47263 num_ifaces batadv_priv 0 47263 NULL +enable_so_isku_sysfs_read_fndecl_47269 isku_sysfs_read fndecl 5 47269 NULL +enable_so_bts_buffer_setup_aux_fndecl_47274 bts_buffer_setup_aux fndecl 3 47274 NULL +enable_so_progress_btrfs_caching_control_47276 progress btrfs_caching_control 0 47276 NULL +enable_so_write_file_fndecl_47279 write_file fndecl 4 47279 NULL +enable_so_rom_size_qxl_device_47287 rom_size qxl_device 0 47287 NULL +enable_so___wa_xfer_submit_fndecl_47289 __wa_xfer_submit fndecl 0 47289 NULL nohasharray +enable_so_ipx_sendmsg_fndecl_47289 ipx_sendmsg fndecl 3 47289 &enable_so___wa_xfer_submit_fndecl_47289 +enable_so_dev_number_mdp_superblock_1_47292 dev_number mdp_superblock_1 0 47292 NULL +enable_so_pppol2tp_recvmsg_fndecl_47301 pppol2tp_recvmsg fndecl 3 47301 NULL +enable_so_command_write_fndecl_47306 command_write fndecl 3 47306 NULL +enable_so_bigdirsize_adfs_bigdirheader_47315 bigdirsize adfs_bigdirheader 0 47315 NULL +enable_so_ufshcd_change_queue_depth_fndecl_47318 ufshcd_change_queue_depth fndecl 2 47318 NULL +enable_so_special_e1000_rx_desc_47320 special e1000_rx_desc 0 47320 NULL +enable_so_nr_pages_swap_extent_47325 nr_pages swap_extent 0 47325 NULL +enable_so_dma_buffer_size_vardecl_budget_core_c_47332 dma_buffer_size vardecl_budget-core.c 0 47332 NULL +enable_so_words_nf_conn_labels_47334 words nf_conn_labels 0 47334 NULL +enable_so_thermal_irq_thr_low_read_fndecl_47339 thermal_irq_thr_low_read fndecl 3 47339 NULL +enable_so_brcmf_chip_core_read32_fndecl_47346 brcmf_chip_core_read32 fndecl 0 47346 NULL +enable_so_nd_label_active_count_fndecl_47348 nd_label_active_count fndecl 0 47348 NULL +enable_so_gtt_base_align_amdgpu_mc_47351 gtt_base_align amdgpu_mc 0 47351 NULL nohasharray +enable_so_myri10ge_change_mtu_fndecl_47351 myri10ge_change_mtu fndecl 2 47351 &enable_so_gtt_base_align_amdgpu_mc_47351 +enable_so_dmi_memdev_nr_vardecl_dmi_scan_c_47352 dmi_memdev_nr vardecl_dmi_scan.c 0 47352 NULL +enable_so_dump_midi_fndecl_47356 dump_midi fndecl 3 47356 NULL +enable_so_erasesize_mtd_info_47358 erasesize mtd_info 0 47358 NULL +enable_so_ath6kl_wmi_send_action_cmd_fndecl_47359 ath6kl_wmi_send_action_cmd fndecl 7-2 47359 NULL nohasharray +enable_so_altc_entry_sz_mlx4_dev_cap_47359 altc_entry_sz mlx4_dev_cap 0 47359 &enable_so_ath6kl_wmi_send_action_cmd_fndecl_47359 +enable_so_ie_len_ieee80211_if_mesh_47360 ie_len ieee80211_if_mesh 0 47360 NULL nohasharray +enable_so_get_vaddr_frames_fndecl_47360 get_vaddr_frames fndecl 1 47360 &enable_so_ie_len_ieee80211_if_mesh_47360 +enable_so_SYSC_sched_getattr_fndecl_47361 SYSC_sched_getattr fndecl 3 47361 NULL +enable_so_nr_sects_hd_struct_47364 nr_sects hd_struct 0 47364 NULL +enable_so_rx_position_r3964_info_47365 rx_position r3964_info 0 47365 NULL +enable_so_il_dbgfs_status_read_fndecl_47367 il_dbgfs_status_read fndecl 3 47367 NULL +enable_so_batadv_iv_ogm_aggregate_fndecl_47372 batadv_iv_ogm_aggregate fndecl 3 47372 NULL +enable_so_btt_data_read_fndecl_47374 btt_data_read fndecl 0 47374 NULL +enable_so_max_fibre_devices_qla_hw_data_47375 max_fibre_devices qla_hw_data 0 47375 NULL +enable_so_nilfs_bmap_convert_error_fndecl_47376 nilfs_bmap_convert_error fndecl 0-3 47376 NULL +enable_so_vmw_ttm_tt_create_fndecl_47378 vmw_ttm_tt_create fndecl 2 47378 NULL +enable_so_data_in_pipe_uas_dev_info_47380 data_in_pipe uas_dev_info 0 47380 NULL +enable_so_max_tx_length_macb_47385 max_tx_length macb 0 47385 NULL nohasharray +enable_so_do_huge_pmd_anonymous_page_fndecl_47385 do_huge_pmd_anonymous_page fndecl 3 47385 &enable_so_max_tx_length_macb_47385 +enable_so_memblocks_max_vxge_hw_mempool_47387 memblocks_max vxge_hw_mempool 0 47387 NULL +enable_so_access_vm_operations_struct_47395 access vm_operations_struct 0 47395 NULL +enable_so_sr_bg_stable_blkno_ocfs2_suballoc_result_47398 sr_bg_stable_blkno ocfs2_suballoc_result 0 47398 NULL +enable_so_efd_start_cluster_ext4_free_data_47399 efd_start_cluster ext4_free_data 0 47399 NULL +enable_so_ino_cifs_dirent_47402 ino cifs_dirent 0 47402 NULL nohasharray +enable_so_iscsi_offload_mesg_fndecl_47402 iscsi_offload_mesg fndecl 5 47402 &enable_so_ino_cifs_dirent_47402 +enable_so_datalen_key_preparsed_payload_47406 datalen key_preparsed_payload 0 47406 NULL +enable_so_vmw_kms_generic_present_fndecl_47407 vmw_kms_generic_present fndecl 9 47407 NULL +enable_so_tp_len_tpacket_hdr_47410 tp_len tpacket_hdr 0 47410 NULL +enable_so_idetape_pad_zeros_fndecl_47413 idetape_pad_zeros fndecl 2 47413 NULL +enable_so_cdc_ncm_update_rxtx_max_fndecl_47421 cdc_ncm_update_rxtx_max fndecl 3-2 47421 NULL +enable_so_move_pfn_range_right_fndecl_47425 move_pfn_range_right fndecl 3-4 47425 NULL +enable_so_sinit_max_instreams_sctp_cookie_47433 sinit_max_instreams sctp_cookie 0 47433 NULL +enable_so_capabilities_read_fndecl_47434 capabilities_read fndecl 3 47434 NULL +enable_so_usnic_vnic_get_resources_fndecl_47437 usnic_vnic_get_resources fndecl 3 47437 NULL +enable_so_depth_bttv_format_47442 depth bttv_format 0 47442 NULL nohasharray +enable_so_ufs_frag_map_fndecl_47442 ufs_frag_map fndecl 0 47442 &enable_so_depth_bttv_format_47442 +enable_so_MaxChainDepth_mpt2sas_facts_47453 MaxChainDepth mpt2sas_facts 0 47453 NULL +enable_so_dw_spi_show_regs_fndecl_47461 dw_spi_show_regs fndecl 3 47461 NULL +enable_so_part_bits_mtd_blktrans_ops_47462 part_bits mtd_blktrans_ops 0 47462 NULL +enable_so_len_wmfw_region_47463 len wmfw_region 0 47463 NULL nohasharray +enable_so_snd_rme96_capture_copy_fndecl_47463 snd_rme96_capture_copy fndecl 5 47463 &enable_so_len_wmfw_region_47463 +enable_so_batadv_bla_is_backbone_gw_fndecl_47467 batadv_bla_is_backbone_gw fndecl 3 47467 NULL +enable_so_memblock_alloc_try_nid_fndecl_47470 memblock_alloc_try_nid fndecl 2-1 47470 NULL +enable_so_compat_do_ipt_set_ctl_fndecl_47473 compat_do_ipt_set_ctl fndecl 4 47473 NULL nohasharray +enable_so_lpfc_idiag_baracc_read_fndecl_47473 lpfc_idiag_baracc_read fndecl 3 47473 &enable_so_compat_do_ipt_set_ctl_fndecl_47473 +enable_so_maxDataSize__mpt_ioctl_header_47477 maxDataSize _mpt_ioctl_header 0 47477 NULL +enable_so_fifo_len_tx_fifo_config_47480 fifo_len tx_fifo_config 0 47480 NULL +enable_so_affs_write_end_ofs_fndecl_47486 affs_write_end_ofs fndecl 4-3 47486 NULL +enable_so_value_acpi_rsconvert_info_47488 value acpi_rsconvert_info 0 47488 NULL nohasharray +enable_so_report_length_f_hidg_47488 report_length f_hidg 0 47488 &enable_so_value_acpi_rsconvert_info_47488 +enable_so_mac_offset_skb_gso_cb_47491 mac_offset skb_gso_cb 0 47491 NULL +enable_so_page_size_cas_47493 page_size cas 0 47493 NULL +enable_so_first_block_efs_sb_info_47499 first_block efs_sb_info 0 47499 NULL +enable_so_cifs_write_from_iter_fndecl_47501 cifs_write_from_iter fndecl 1-2 47501 NULL +enable_so_gr_ep_init_fndecl_47502 gr_ep_init fndecl 4 47502 NULL +enable_so_try_unmap_single_bt_fndecl_47503 try_unmap_single_bt fndecl 2-3 47503 NULL +enable_so_btrfs_cont_expand_fndecl_47505 btrfs_cont_expand fndecl 3-2 47505 NULL +enable_so_romfs_blk_strcmp_fndecl_47510 romfs_blk_strcmp fndecl 4-2 47510 NULL +enable_so_setcontrast_fndecl_47513 setcontrast fndecl 0 47513 NULL +enable_so_elf_header_exclude_ranges_fndecl_47518 elf_header_exclude_ranges fndecl 2-3 47518 NULL nohasharray +enable_so_gfs2_dir_get_new_buffer_fndecl_47518 gfs2_dir_get_new_buffer fndecl 2 47518 &enable_so_elf_header_exclude_ranges_fndecl_47518 nohasharray 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NULL +enable_so_add_replay_bud_fndecl_47552 add_replay_bud fndecl 3 47552 NULL +enable_so_max_concur_ios_snic_fw_info_47556 max_concur_ios snic_fw_info 0 47556 NULL +enable_so_cur_wm_latency_write_fndecl_47558 cur_wm_latency_write fndecl 3 47558 NULL +enable_so_max_xmit_dlength_iscsi_bus_flash_conn_47565 max_xmit_dlength iscsi_bus_flash_conn 0 47565 NULL nohasharray +enable_so_isku_sysfs_read_keys_thumbster_fndecl_47565 isku_sysfs_read_keys_thumbster fndecl 6 47565 &enable_so_max_xmit_dlength_iscsi_bus_flash_conn_47565 +enable_so_ubh_bread_uspi_fndecl_47568 ubh_bread_uspi fndecl 3 47568 NULL +enable_so_wep_decrypt_fail_read_fndecl_47572 wep_decrypt_fail_read fndecl 3 47572 NULL +enable_so_bnx2x_calc_num_queues_fndecl_47576 bnx2x_calc_num_queues fndecl 0 47576 NULL +enable_so_traffic_class_ib_global_route_47589 traffic_class ib_global_route 0 47589 NULL nohasharray +enable_so_i_start_msdos_inode_info_47589 i_start msdos_inode_info 0 47589 &enable_so_traffic_class_ib_global_route_47589 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&enable_so_nfc_llcp_send_i_frame_fndecl_48105 nohasharray +enable_so___cvmx_bootmem_desc_get_fndecl_48105 __cvmx_bootmem_desc_get fndecl 0 48105 &enable_so_bit_offset_nvmem_cell_info_48105 +enable_so_m25p80_write_reg_fndecl_48115 m25p80_write_reg fndecl 4 48115 NULL +enable_so_max_pkt_size_cx231xx_audio_48117 max_pkt_size cx231xx_audio 0 48117 NULL nohasharray +enable_so_namelen_xensyms_48117 namelen xensyms 0 48117 &enable_so_max_pkt_size_cx231xx_audio_48117 +enable_so_discard_granularity_queue_limits_48119 discard_granularity queue_limits 0 48119 NULL +enable_so_curr_dma_words_tegra_slink_data_48129 curr_dma_words tegra_slink_data 0 48129 NULL nohasharray +enable_so_gfs2_write_begin_fndecl_48129 gfs2_write_begin fndecl 4-3 48129 &enable_so_curr_dma_words_tegra_slink_data_48129 +enable_so_vma_kernel_pagesize_fndecl_48131 vma_kernel_pagesize fndecl 0 48131 NULL +enable_so_tx_tx_retry_template_read_fndecl_48132 tx_tx_retry_template_read fndecl 3 48132 NULL 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48173 NULL +enable_so_hub_control_hc_driver_48178 hub_control hc_driver 0 48178 NULL +enable_so_mwifiex_parse_cal_cfg_fndecl_48179 mwifiex_parse_cal_cfg fndecl 0 48179 NULL +enable_so_mr_read_fndecl_48180 mr_read fndecl 0 48180 NULL +enable_so_num_pages_vmw_sg_table_48192 num_pages vmw_sg_table 0 48192 NULL +enable_so_qcafrm_fsm_decode_fndecl_48193 qcafrm_fsm_decode fndecl 0-4 48193 NULL nohasharray +enable_so_data_transfer_length_pmcraid_ioarcb_48193 data_transfer_length pmcraid_ioarcb 0 48193 &enable_so_qcafrm_fsm_decode_fndecl_48193 +enable_so_xres_virtual_fb_var_screeninfo_48196 xres_virtual fb_var_screeninfo 0 48196 NULL nohasharray +enable_so_sy_fb_copyarea_48196 sy fb_copyarea 0 48196 &enable_so_xres_virtual_fb_var_screeninfo_48196 +enable_so_snd_rawmidi_transmit_ack_fndecl_48200 snd_rawmidi_transmit_ack fndecl 0-2 48200 NULL +enable_so_rxoffset_dma_info_48202 rxoffset dma_info 0 48202 NULL +enable_so_btusb_recv_bulk_intel_fndecl_48211 btusb_recv_bulk_intel fndecl 3 48211 NULL nohasharray +enable_so_proc_ns_readlink_fndecl_48211 proc_ns_readlink fndecl 3 48211 &enable_so_btusb_recv_bulk_intel_fndecl_48211 +enable_so___lgwrite_fndecl_48214 __lgwrite fndecl 4 48214 NULL +enable_so_ramoops_console_size_vardecl_ram_c_48215 ramoops_console_size vardecl_ram.c 0 48215 NULL +enable_so_srp_response_common_fndecl_48216 srp_response_common fndecl 4-2 48216 NULL nohasharray +enable_so_ax88179_read_cmd_nopm_fndecl_48216 ax88179_read_cmd_nopm fndecl 5 48216 &enable_so_srp_response_common_fndecl_48216 +enable_so_cur_inode_last_extent_send_ctx_48219 cur_inode_last_extent send_ctx 0 48219 NULL +enable_so_qib_rkey_ok_fndecl_48221 qib_rkey_ok fndecl 3-4 48221 NULL +enable_so_b_map_count_xfs_buf_48228 b_map_count xfs_buf 0 48228 NULL +enable_so_sys_nice_fndecl_48229 sys_nice fndecl 1 48229 NULL +enable_so_ieee80211_if_read_dot11MeshHWMPconfirmationInterval_fndecl_48233 ieee80211_if_read_dot11MeshHWMPconfirmationInterval fndecl 3 48233 NULL +enable_so_xdr_buf_read_netobj_fndecl_48238 xdr_buf_read_netobj fndecl 3 48238 NULL +enable_so_num_rx_rings_bnx2_48240 num_rx_rings bnx2 0 48240 NULL +enable_so_i2400m_rx_stats_read_fndecl_48249 i2400m_rx_stats_read fndecl 3 48249 NULL +enable_so_qib_make_grh_fndecl_48250 qib_make_grh fndecl 0 48250 NULL +enable_so_height_cx88_core_48255 height cx88_core 0 48255 NULL +enable_so_ib_uverbs_create_xsrq_fndecl_48257 ib_uverbs_create_xsrq fndecl 4 48257 NULL +enable_so_vrows_display_48275 vrows display 0 48275 NULL +enable_so_qdisc_tree_decrease_qlen_fndecl_48281 qdisc_tree_decrease_qlen fndecl 2 48281 NULL +enable_so_compat_sys_set_mempolicy_fndecl_48285 compat_sys_set_mempolicy fndecl 3 48285 NULL +enable_so_reg_shift_pciserial_board_48293 reg_shift pciserial_board 0 48293 NULL +enable_so_add_packet_fndecl_48295 add_packet fndecl 3 48295 NULL +enable_so_next_dtslot_48300 next dtslot 0 48300 NULL +enable_so_hackrf_convert_stream_fndecl_48309 hackrf_convert_stream fndecl 0-4 48309 NULL +enable_so_nep_buffer_size_wahc_48313 nep_buffer_size wahc 0 48313 NULL +enable_so_ci_flags_f2fs_crypt_info_48318 ci_flags f2fs_crypt_info 0 48318 NULL +enable_so_ngroups_group_info_48320 ngroups group_info 0 48320 NULL +enable_so_pin_down_extent_fndecl_48324 pin_down_extent fndecl 4-3 48324 NULL +enable_so_acpi_efi_48328 acpi efi 0 48328 NULL nohasharray +enable_so_btn_rec_size_cyttsp4_sysinfo_ofs_48328 btn_rec_size cyttsp4_sysinfo_ofs 0 48328 &enable_so_acpi_efi_48328 +enable_so_vga_scan_lines_vardecl_vgacon_c_48330 vga_scan_lines vardecl_vgacon.c 0 48330 NULL +enable_so_region_table_entry_bits_switch_ctx_48332 region_table_entry_bits switch_ctx 0 48332 NULL +enable_so_tch_rec_size_cyttsp4_opcfg_48339 tch_rec_size cyttsp4_opcfg 0 48339 NULL +enable_so_ion_test_ioctl_fndecl_48340 ion_test_ioctl fndecl 2 48340 NULL +enable_so_ivtv_read_fndecl_48343 ivtv_read fndecl 3 48343 NULL +enable_so_spare_bytes_per_page_nand_jedec_params_48344 spare_bytes_per_page nand_jedec_params 0 48344 NULL +enable_so_bno_xfs_extent_busy_48346 bno xfs_extent_busy 0 48346 NULL +enable_so_generic_ptrace_peekdata_fndecl_48349 generic_ptrace_peekdata fndecl 2 48349 NULL +enable_so_hwahc_op_urb_dequeue_fndecl_48351 hwahc_op_urb_dequeue fndecl 3 48351 NULL +enable_so_flash_read_fndecl_48352 flash_read fndecl 3 48352 NULL +enable_so_kiblnd_create_tx_pool_fndecl_48357 kiblnd_create_tx_pool fndecl 2 48357 NULL +enable_so_qib_make_rc_ack_fndecl_48361 qib_make_rc_ack fndecl 4 48361 NULL +enable_so_ule_sndu_len_dvb_net_priv_48367 ule_sndu_len dvb_net_priv 0 48367 NULL +enable_so_xlog_write_setup_copy_fndecl_48368 xlog_write_setup_copy fndecl 0-4-3 48368 NULL +enable_so_gmch_chip_id_intel_gtt_driver_description_48370 gmch_chip_id intel_gtt_driver_description 0 48370 NULL +enable_so_bfad_debugfs_read_regrd_fndecl_48373 bfad_debugfs_read_regrd fndecl 3 48373 NULL +enable_so_width_dt3155_priv_48375 width dt3155_priv 0 48375 NULL +enable_so_copy_to_user_fndecl_48376 copy_to_user fndecl 3-0 48376 NULL +enable_so_driver_data_pci_device_id_48380 driver_data pci_device_id 0 48380 NULL +enable_so_hfs_ext_read_extent_fndecl_48383 hfs_ext_read_extent fndecl 2 48383 NULL nohasharray +enable_so_punit_size_intel_pmc_ipc_dev_48383 punit_size intel_pmc_ipc_dev 0 48383 &enable_so_hfs_ext_read_extent_fndecl_48383 +enable_so__snd_pcm_hw_param_set_fndecl_48394 _snd_pcm_hw_param_set fndecl 3 48394 NULL +enable_so_mlxsw_cmd_mbox_query_aq_cap_max_num_rdqs_get_fndecl_48399 mlxsw_cmd_mbox_query_aq_cap_max_num_rdqs_get fndecl 0 48399 NULL +enable_so_blk_queue_dma_pad_fndecl_48409 blk_queue_dma_pad fndecl 2 48409 NULL +enable_so_osd_depth_vardecl_ivtvfb_c_48413 osd_depth vardecl_ivtvfb.c 0 48413 NULL +enable_so_seq_buf_putmem_fndecl_48421 seq_buf_putmem fndecl 3 48421 NULL +enable_so_max_kioc_mraid_mmadp_48422 max_kioc mraid_mmadp 0 48422 NULL +enable_so_sys_fadvise64_64_fndecl_48424 sys_fadvise64_64 fndecl 2-3 48424 NULL nohasharray +enable_so_stex_copy_data_fndecl_48424 stex_copy_data fndecl 3 48424 &enable_so_sys_fadvise64_64_fndecl_48424 +enable_so_read_file_blob_fndecl_48429 read_file_blob fndecl 3 48429 NULL +enable_so_bMaxBurst_usb_wireless_ep_comp_descriptor_48430 bMaxBurst usb_wireless_ep_comp_descriptor 0 48430 NULL +enable_so_mmio_phys_end_amd_iommu_48432 mmio_phys_end amd_iommu 0 48432 NULL +enable_so_tty_register_device_attr_fndecl_48438 tty_register_device_attr fndecl 2 48438 NULL +enable_so_natids_tid_info_48439 natids tid_info 0 48439 NULL +enable_so_bzImage64_load_fndecl_48447 bzImage64_load fndecl 5-7 48447 NULL +enable_so_compat_keyctl_instantiate_key_iov_fndecl_48452 compat_keyctl_instantiate_key_iov fndecl 3 48452 NULL +enable_so_read_file_eeprom_fndecl_48455 read_file_eeprom fndecl 3 48455 NULL +enable_so_dp_out_buf_len_digi_port_48457 dp_out_buf_len digi_port 0 48457 NULL nohasharray +enable_so_xen_align_and_add_e820_region_fndecl_48457 xen_align_and_add_e820_region fndecl 2-1 48457 &enable_so_dp_out_buf_len_digi_port_48457 nohasharray +enable_so_pwr_ap_sleep_active_conf_read_fndecl_48457 pwr_ap_sleep_active_conf_read fndecl 3 48457 &enable_so_xen_align_and_add_e820_region_fndecl_48457 +enable_so_copy_to_user_fromio_fndecl_48459 copy_to_user_fromio fndecl 3 48459 NULL +enable_so_len_rx_header_48462 len rx_header 0 48462 NULL +enable_so___nla_reserve_nohdr_fndecl_48468 __nla_reserve_nohdr fndecl 2 48468 NULL nohasharray +enable_so_carl9170_read_mreg_fndecl_48468 carl9170_read_mreg fndecl 2 48468 &enable_so___nla_reserve_nohdr_fndecl_48468 +enable_so_length_acpi_ipmi_buffer_48471 length acpi_ipmi_buffer 0 48471 NULL nohasharray +enable_so_enclosure_register_fndecl_48471 enclosure_register fndecl 3 48471 &enable_so_length_acpi_ipmi_buffer_48471 +enable_so_gre_manip_pkt_fndecl_48475 gre_manip_pkt fndecl 4 48475 NULL +enable_so_parport_ieee1284_epp_read_data_fndecl_48478 parport_ieee1284_epp_read_data fndecl 0 48478 NULL +enable_so_nr_domains_rapl_package_48482 nr_domains rapl_package 0 48482 NULL +enable_so_xe_value_size_ocfs2_xattr_entry_48485 xe_value_size ocfs2_xattr_entry 0 48485 NULL +enable_so___roundup_pow_of_two_fndecl_48486 __roundup_pow_of_two fndecl 0 48486 NULL +enable_so___origin_write_fndecl_48487 __origin_write fndecl 2 48487 NULL nohasharray +enable_so_addidata_apci7800_setup_fndecl_48487 addidata_apci7800_setup fndecl 4 48487 &enable_so___origin_write_fndecl_48487 +enable_so_sisusb_clear_vram_fndecl_48489 sisusb_clear_vram fndecl 2-3 48489 NULL +enable_so_l_len_ocfs2_space_resv_48490 l_len ocfs2_space_resv 0 48490 NULL +enable_so_ieee80211_if_read_flags_fndecl_48493 ieee80211_if_read_flags fndecl 3 48493 NULL +enable_so_ydepth_sh_veu_format_48498 ydepth sh_veu_format 0 48498 NULL nohasharray +enable_so_rss_key_write_fndecl_48498 rss_key_write fndecl 3 48498 &enable_so_ydepth_sh_veu_format_48498 +enable_so_ping_v6_sendmsg_fndecl_48499 ping_v6_sendmsg fndecl 3 48499 NULL +enable_so_encode_filename_fndecl_48501 encode_filename fndecl 3 48501 NULL +enable_so_len_cfg80211_bss_ies_48503 len cfg80211_bss_ies 0 48503 NULL +enable_so_sys_pselect6_fndecl_48506 sys_pselect6 fndecl 1 48506 NULL +enable_so_channels_snd_soc_dai_48509 channels snd_soc_dai 0 48509 NULL +enable_so_rx_count_kim_data_s_48513 rx_count kim_data_s 0 48513 NULL nohasharray +enable_so_read_file_skb_rx_fndecl_48513 read_file_skb_rx fndecl 3 48513 &enable_so_rx_count_kim_data_s_48513 +enable_so_get_lr_context_size_fndecl_48518 get_lr_context_size fndecl 0 48518 NULL +enable_so_octeon_read_device_mem32_fndecl_48520 octeon_read_device_mem32 fndecl 0 48520 NULL +enable_so_fcoe_get_paged_crc_eof_fndecl_48522 fcoe_get_paged_crc_eof fndecl 2 48522 NULL +enable_so_copy_in_user_fndecl_48525 copy_in_user fndecl 3 48525 NULL +enable_so_receive_buf_fndecl_48528 receive_buf fndecl 4 48528 NULL nohasharray +enable_so_max_sense_bytes_mpt3_ioctl_command_48528 max_sense_bytes mpt3_ioctl_command 0 48528 &enable_so_receive_buf_fndecl_48528 +enable_so_dxfer_len_sg_io_hdr_48532 dxfer_len sg_io_hdr 0 48532 NULL +enable_so_nilfs_sufile_update_fndecl_48533 nilfs_sufile_update fndecl 2 48533 NULL +enable_so_ocfs2_write_cluster_fndecl_48536 ocfs2_write_cluster fndecl 2-8 48536 NULL +enable_so_discard_block_size_cache_48539 discard_block_size cache 0 48539 NULL +enable_so_tot_len_iphdr_48541 tot_len iphdr 0 48541 NULL +enable_so_fack_count_tcp_sacktag_state_48543 fack_count tcp_sacktag_state 0 48543 NULL +enable_so_aid_len_nfc_evt_transaction_48544 aid_len nfc_evt_transaction 0 48544 NULL +enable_so_cmm_read_fndecl_48547 cmm_read fndecl 3 48547 NULL +enable_so_dm_stats_create_fndecl_48550 dm_stats_create fndecl 4-2-3-6 48550 NULL +enable_so_inode_permission_fndecl_48552 inode_permission fndecl 0 48552 NULL nohasharray +enable_so_max_reply_bytes_mpt2_ioctl_command_48552 max_reply_bytes mpt2_ioctl_command 0 48552 &enable_so_inode_permission_fndecl_48552 +enable_so_dccp_sync_mss_fndecl_48556 dccp_sync_mss fndecl 2 48556 NULL +enable_so_acpi_dev_get_resources_fndecl_48557 acpi_dev_get_resources fndecl 0 48557 NULL +enable_so___vlan_vid_add_fndecl_48559 __vlan_vid_add fndecl 3 48559 NULL +enable_so_eth_header_cache_fndecl_48564 eth_header_cache fndecl 3 48564 NULL nohasharray +enable_so_internal_depth_MPT2SAS_ADAPTER_48564 internal_depth MPT2SAS_ADAPTER 0 48564 &enable_so_eth_header_cache_fndecl_48564 +enable_so_intel_tile_height_fndecl_48566 intel_tile_height fndecl 0 48566 NULL +enable_so_init_tag_map_fndecl_48568 init_tag_map fndecl 3 48568 NULL +enable_so_start_spy_cam_fndecl_48570 start_spy_cam fndecl 0 48570 NULL +enable_so_len_wep_key_t_48574 len wep_key_t 0 48574 NULL nohasharray +enable_so_il_dbgfs_force_reset_read_fndecl_48574 il_dbgfs_force_reset_read fndecl 3 48574 &enable_so_len_wep_key_t_48574 nohasharray +enable_so_wil_read_file_ssid_fndecl_48574 wil_read_file_ssid fndecl 3 48574 &enable_so_il_dbgfs_force_reset_read_fndecl_48574 +enable_so_iomem_reg_shift_old_serial_port_48579 iomem_reg_shift old_serial_port 0 48579 NULL nohasharray +enable_so_dynamic_fw_traces_read_fndecl_48579 dynamic_fw_traces_read fndecl 3 48579 &enable_so_iomem_reg_shift_old_serial_port_48579 +enable_so_vce_v2_0_bo_size_fndecl_48581 vce_v2_0_bo_size fndecl 0 48581 NULL +enable_so_tx_ring_size_bnx2x_48584 tx_ring_size bnx2x 0 48584 NULL +enable_so_rc_position_rpcrdma_read_chunk_48586 rc_position rpcrdma_read_chunk 0 48586 NULL +enable_so_flow_label_ib_sa_path_rec_48590 flow_label ib_sa_path_rec 0 48590 NULL nohasharray +enable_so_backup_size_vmw_resource_48590 backup_size vmw_resource 0 48590 &enable_so_flow_label_ib_sa_path_rec_48590 +enable_so_driver_register_fndecl_48593 driver_register fndecl 0 48593 NULL +enable_so_len_isert_data_buf_48596 len isert_data_buf 0 48596 NULL +enable_so_wm_adsp_debugfs_wmfw_read_fndecl_48599 wm_adsp_debugfs_wmfw_read fndecl 3 48599 NULL +enable_so_datalen_atp_info_48607 datalen atp_info 0 48607 NULL nohasharray +enable_so_aggr_size_tx_agg_rate_read_fndecl_48607 aggr_size_tx_agg_rate_read fndecl 3 48607 &enable_so_datalen_atp_info_48607 +enable_so_count_e8390_pkt_hdr_48610 count e8390_pkt_hdr 0 48610 NULL +enable_so_mmc_test_prepare_mrq_fndecl_48612 mmc_test_prepare_mrq fndecl 7-6-4 48612 NULL +enable_so_read_file_spectral_fft_period_fndecl_48618 read_file_spectral_fft_period fndecl 3 48618 NULL +enable_so_xen_get_max_pages_fndecl_48626 xen_get_max_pages fndecl 0 48626 NULL +enable_so_crc_eof_offset_fcoe_percpu_s_48630 crc_eof_offset fcoe_percpu_s 0 48630 NULL +enable_so_bcma_of_get_irq_fndecl_48631 bcma_of_get_irq fndecl 0 48631 NULL +enable_so_ili210x_read_reg_fndecl_48632 ili210x_read_reg fndecl 4 48632 NULL nohasharray +enable_so_get_bridge_ifindices_fndecl_48632 get_bridge_ifindices fndecl 0 48632 &enable_so_ili210x_read_reg_fndecl_48632 +enable_so_srcbusirq_mpc_intsrc_48636 srcbusirq mpc_intsrc 0 48636 NULL +enable_so_nsymbols_dsp_symbol_desc_48638 nsymbols dsp_symbol_desc 0 48638 NULL +enable_so_check_next_phase_fndecl_48641 check_next_phase fndecl 2 48641 NULL +enable_so_submit_extent_page_fndecl_48642 submit_extent_page fndecl 7-5-6 48642 NULL nohasharray +enable_so_savemem_fndecl_48642 savemem fndecl 3 48642 &enable_so_submit_extent_page_fndecl_48642 +enable_so_w_panel_info_48643 w panel_info 0 48643 NULL +enable_so_ipv6_flowlabel_opt_fndecl_48644 ipv6_flowlabel_opt fndecl 3 48644 NULL nohasharray +enable_so_slhc_init_fndecl_48644 slhc_init fndecl 1-2 48644 &enable_so_ipv6_flowlabel_opt_fndecl_48644 +enable_so_origin_sectors_cache_48650 origin_sectors cache 0 48650 NULL +enable_so_libcfs_kvzalloc_cpt_fndecl_48651 libcfs_kvzalloc_cpt fndecl 3 48651 NULL +enable_so_tx_pvid_qlcnic_adapter_48655 tx_pvid qlcnic_adapter 0 48655 NULL +enable_so_pkt_len_eth_end_agg_rx_cqe_48658 pkt_len eth_end_agg_rx_cqe 0 48658 NULL nohasharray +enable_so_length_fw_cdev_send_request_48658 length fw_cdev_send_request 0 48658 &enable_so_pkt_len_eth_end_agg_rx_cqe_48658 +enable_so_mmc_test_rnd_perf_fndecl_48660 mmc_test_rnd_perf fndecl 4 48660 NULL +enable_so_nn_rs_control_48667 nn rs_control 0 48667 NULL +enable_so_snd_seq_fifo_new_fndecl_48670 snd_seq_fifo_new fndecl 1 48670 NULL +enable_so_ep_out_if_usb_card_48678 ep_out if_usb_card 0 48678 NULL +enable_so_vscan_drm_display_mode_48680 vscan drm_display_mode 0 48680 NULL nohasharray +enable_so_ext4_bg_num_gdb_fndecl_48680 ext4_bg_num_gdb fndecl 0 48680 &enable_so_vscan_drm_display_mode_48680 +enable_so_simple_transaction_set_fndecl_48684 simple_transaction_set fndecl 2 48684 NULL +enable_so_max_eqs_mlx4_dev_cap_48689 max_eqs mlx4_dev_cap 0 48689 NULL +enable_so_sb_dblocks_xfs_sb_48691 sb_dblocks xfs_sb 0 48691 NULL +enable_so_usCRTC_H_Disp__ATOM_MODE_TIMING_48694 usCRTC_H_Disp _ATOM_MODE_TIMING 0 48694 NULL nohasharray +enable_so_ib_qib_max_qp_wrs_vardecl_48694 ib_qib_max_qp_wrs vardecl 0 48694 &enable_so_usCRTC_H_Disp__ATOM_MODE_TIMING_48694 +enable_so_max_rds_rings_netxen_adapter_48699 max_rds_rings netxen_adapter 0 48699 NULL nohasharray +enable_so_make_cpu_key_fndecl_48699 make_cpu_key fndecl 3 48699 &enable_so_max_rds_rings_netxen_adapter_48699 +enable_so_tx_load_fndecl_48707 tx_load fndecl 3 48707 NULL nohasharray +enable_so_cqe_ib_cq_init_attr_48707 cqe ib_cq_init_attr 0 48707 &enable_so_tx_load_fndecl_48707 +enable_so_sect_count_hfsplus_sb_info_48715 sect_count hfsplus_sb_info 0 48715 NULL +enable_so_base_gfn_kvm_memory_slot_48716 base_gfn kvm_memory_slot 0 48716 NULL +enable_so_nci_send_cmd_fndecl_48717 nci_send_cmd fndecl 3 48717 NULL nohasharray +enable_so_num_cols_vardecl_arcfb_c_48717 num_cols vardecl_arcfb.c 0 48717 &enable_so_nci_send_cmd_fndecl_48717 +enable_so_rx_max_cdc_ncm_ctx_48720 rx_max cdc_ncm_ctx 0 48720 NULL nohasharray +enable_so_mdata_ofs_cyttsp4_sysinfo_ofs_48720 mdata_ofs cyttsp4_sysinfo_ofs 0 48720 &enable_so_rx_max_cdc_ncm_ctx_48720 +enable_so_ceph_tcp_recvmsg_fndecl_48722 ceph_tcp_recvmsg fndecl 0-3 48722 NULL +enable_so_vmw_view_add_fndecl_48730 vmw_view_add fndecl 7 48730 NULL +enable_so_garmin_write_bulk_fndecl_48732 garmin_write_bulk fndecl 3 48732 NULL +enable_so_can_dlc_can_frame_48738 can_dlc can_frame 0 48738 NULL +enable_so_bad_peb_count_ubi_device_48741 bad_peb_count ubi_device 0 48741 NULL nohasharray +enable_so_numEntries__ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table_48741 numEntries _ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table 0 48741 &enable_so_bad_peb_count_ubi_device_48741 +enable_so_iommu_size_vardecl_amd_gart_64_c_48749 iommu_size vardecl_amd_gart_64.c 0 48749 NULL +enable_so_default_value_v4l2_ctrl_48751 default_value v4l2_ctrl 0 48751 NULL +enable_so_i40evf_allocate_virt_mem_d_fndecl_48753 i40evf_allocate_virt_mem_d fndecl 3 48753 NULL +enable_so_e_blkno_ocfs2_extent_rec_48756 e_blkno ocfs2_extent_rec 0 48756 NULL nohasharray +enable_so_bfad_iocmd_port_get_stats_fndecl_48756 bfad_iocmd_port_get_stats fndecl 0 48756 &enable_so_e_blkno_ocfs2_extent_rec_48756 +enable_so_ide_rate_filter_fndecl_48764 ide_rate_filter fndecl 0 48764 NULL 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offset rq_map_data 0 49234 NULL nohasharray +enable_so_bfad_iocmd_fcpim_cfg_profile_fndecl_49234 bfad_iocmd_fcpim_cfg_profile fndecl 0 49234 &enable_so_offset_rq_map_data_49234 +enable_so_rs_sta_dbgfs_scale_table_read_fndecl_49237 rs_sta_dbgfs_scale_table_read fndecl 3 49237 NULL +enable_so_ext_ramdisk_image_boot_params_49238 ext_ramdisk_image boot_params 0 49238 NULL +enable_so_mos7840_write_fndecl_49240 mos7840_write fndecl 4 49240 NULL +enable_so_persistent_ram_iomap_fndecl_49243 persistent_ram_iomap fndecl 2-1 49243 NULL +enable_so_ext2_fiemap_fndecl_49244 ext2_fiemap fndecl 4 49244 NULL +enable_so_dmpt_entry_sz_mlx4_dev_cap_49245 dmpt_entry_sz mlx4_dev_cap 0 49245 NULL +enable_so_xfs_map_buffer_fndecl_49246 xfs_map_buffer fndecl 4 49246 NULL +enable_so_mppe_compress_fndecl_49248 mppe_compress fndecl 4 49248 NULL +enable_so_nfs_file_llseek_fndecl_49249 nfs_file_llseek fndecl 2 49249 NULL +enable_so_fifo_reserve_size_vmw_kms_dirty_49255 fifo_reserve_size vmw_kms_dirty 0 49255 NULL 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fndecl 3 49336 NULL +enable_so_s3fwrn5_fw_enter_update_mode_fndecl_49342 s3fwrn5_fw_enter_update_mode fndecl 3-5 49342 NULL +enable_so_vxlan_xmit_skb_fndecl_49345 vxlan_xmit_skb fndecl 11 49345 NULL +enable_so_db_handle_buf_size_vmci_ctx_notify_recv_info_49346 db_handle_buf_size vmci_ctx_notify_recv_info 0 49346 NULL +enable_so_mute_bttv_49358 mute bttv 0 49358 NULL +enable_so_num_msix_entries_qib_chip_specific_49373 num_msix_entries qib_chip_specific 0 49373 NULL +enable_so_fsbcount_xfs_da_geometry_49380 fsbcount xfs_da_geometry 0 49380 NULL nohasharray +enable_so_x509_akid_note_serial_fndecl_49380 x509_akid_note_serial fndecl 5 49380 &enable_so_fsbcount_xfs_da_geometry_49380 +enable_so_pe_data_len_ip_vs_conn_49384 pe_data_len ip_vs_conn 0 49384 NULL +enable_so_short_mark_sd_49388 short_mark sd 0 49388 NULL +enable_so_pci_iov_resource_size_fndecl_49389 pci_iov_resource_size fndecl 0 49389 NULL +enable_so_exofs_nfs_get_inode_fndecl_49391 exofs_nfs_get_inode fndecl 2 49391 NULL +enable_so_ecryptfs_read_lower_fndecl_49392 ecryptfs_read_lower fndecl 3 49392 NULL +enable_so_current_font_height_sisusb_usb_data_49394 current_font_height sisusb_usb_data 0 49394 NULL nohasharray +enable_so_usb_ftdi_elan_edset_empty_fndecl_49394 usb_ftdi_elan_edset_empty fndecl 0 49394 &enable_so_current_font_height_sisusb_usb_data_49394 nohasharray +enable_so_send_cmd_iwl_trans_ops_49394 send_cmd iwl_trans_ops 0 49394 &enable_so_usb_ftdi_elan_edset_empty_fndecl_49394 +enable_so_max_exp_lines_ov965x_framesize_49400 max_exp_lines ov965x_framesize 0 49400 NULL +enable_so_tty_prepare_flip_string_fndecl_49408 tty_prepare_flip_string fndecl 3 49408 NULL +enable_so_ss_next_nilfs_segment_summary_49410 ss_next nilfs_segment_summary 0 49410 NULL nohasharray +enable_so_pnp_register_port_resource_fndecl_49410 pnp_register_port_resource fndecl 6-3-5 49410 &enable_so_ss_next_nilfs_segment_summary_49410 +enable_so_lstcon_group_list_fndecl_49413 lstcon_group_list fndecl 2 49413 NULL +enable_so_base_doorbell_index_nes_device_49415 base_doorbell_index nes_device 0 49415 NULL nohasharray +enable_so_size_efx_farch_filter_table_49415 size efx_farch_filter_table 0 49415 &enable_so_base_doorbell_index_nes_device_49415 +enable_so_bio_chain_clone_range_fndecl_49420 bio_chain_clone_range fndecl 3 49420 NULL +enable_so_tipc_msg_build_fndecl_49424 tipc_msg_build fndecl 4-5 49424 NULL +enable_so_ds_out_channels_hdsp_49429 ds_out_channels hdsp 0 49429 NULL +enable_so_onenand_write_oob_fndecl_49431 onenand_write_oob fndecl 2 49431 NULL +enable_so_fwnet_pd_new_fndecl_49432 fwnet_pd_new fndecl 4 49432 NULL nohasharray +enable_so_set_run_fndecl_49432 set_run fndecl 2 49432 &enable_so_fwnet_pd_new_fndecl_49432 nohasharray +enable_so_bytenr_tree_block_49432 bytenr tree_block 0 49432 &enable_so_set_run_fndecl_49432 +enable_so_main_segments_f2fs_sm_info_49433 main_segments f2fs_sm_info 0 49433 NULL +enable_so_nr_ndevs_vardecl_af_netrom_c_49435 nr_ndevs vardecl_af_netrom.c 0 49435 NULL +enable_so_mthca_array_init_fndecl_49440 mthca_array_init fndecl 2 49440 NULL +enable_so_fw_device_op_read_fndecl_49445 fw_device_op_read fndecl 3 49445 NULL +enable_so_perf_output_copy_fndecl_49448 perf_output_copy fndecl 3 49448 NULL +enable_so_global_irq_acpi_madt_interrupt_override_49451 global_irq acpi_madt_interrupt_override 0 49451 NULL +enable_so_get_setup_data_total_num_fndecl_49455 get_setup_data_total_num fndecl 1 49455 NULL nohasharray +enable_so_dwc3_readl_fndecl_49455 dwc3_readl fndecl 0 49455 &enable_so_get_setup_data_total_num_fndecl_49455 +enable_so_rtl2832_regmap_write_fndecl_49456 rtl2832_regmap_write fndecl 3 49456 NULL +enable_so_dma_push_rx_fndecl_49462 dma_push_rx fndecl 2 49462 NULL +enable_so_minix_inode_by_name_fndecl_49464 minix_inode_by_name fndecl 0 49464 NULL +enable_so_NumberOfPorts_mpt2sas_facts_49465 NumberOfPorts mpt2sas_facts 0 49465 NULL nohasharray +enable_so_ch_count_srp_target_port_49465 ch_count srp_target_port 0 49465 &enable_so_NumberOfPorts_mpt2sas_facts_49465 +enable_so_usb_tx_block_fndecl_49466 usb_tx_block fndecl 3 49466 NULL +enable_so_broadsheetfb_write_fndecl_49467 broadsheetfb_write fndecl 3 49467 NULL +enable_so_len_r6040_descriptor_49471 len r6040_descriptor 0 49471 NULL +enable_so_s_cblkno_ufs_sb_private_info_49472 s_cblkno ufs_sb_private_info 0 49472 NULL +enable_so_xen_hvm_config_fndecl_49473 xen_hvm_config fndecl 2 49473 NULL +enable_so_ks8995_read_fndecl_49475 ks8995_read fndecl 4 49475 NULL +enable_so_nf_nat_icmpv6_reply_translation_fndecl_49476 nf_nat_icmpv6_reply_translation fndecl 5 49476 NULL nohasharray +enable_so_ivtvfb_write_fndecl_49476 ivtvfb_write fndecl 3 49476 &enable_so_nf_nat_icmpv6_reply_translation_fndecl_49476 +enable_so_make_rx_response_fndecl_49477 make_rx_response fndecl 5-4-3 49477 NULL +enable_so_mc_mask_amdgpu_mc_49478 mc_mask amdgpu_mc 0 49478 NULL nohasharray +enable_so_rpc_max_payload_fndecl_49478 rpc_max_payload fndecl 0 49478 &enable_so_mc_mask_amdgpu_mc_49478 +enable_so_max_queue_depth_vardecl_mpt2sas_base_c_49479 max_queue_depth vardecl_mpt2sas_base.c 0 49479 NULL +enable_so_i2c_readn_fndecl_49490 i2c_readn fndecl 4 49490 NULL +enable_so_xfs_file_llseek_fndecl_49492 xfs_file_llseek fndecl 2 49492 NULL +enable_so_din_xfer_len_sg_io_v4_49498 din_xfer_len sg_io_v4 0 49498 NULL +enable_so_smb_send_fndecl_49500 smb_send fndecl 3 49500 NULL +enable_so_usCRTC_H_Total__ATOM_MODE_TIMING_49501 usCRTC_H_Total _ATOM_MODE_TIMING 0 49501 NULL +enable_so_intel_framebuffer_create_for_mode_fndecl_49508 intel_framebuffer_create_for_mode fndecl 4 49508 NULL nohasharray +enable_so_l2cap_create_iframe_pdu_fndecl_49508 l2cap_create_iframe_pdu fndecl 3 49508 &enable_so_intel_framebuffer_create_for_mode_fndecl_49508 nohasharray +enable_so___bnx2x_get_preset_regs_len_fndecl_49508 __bnx2x_get_preset_regs_len fndecl 0 49508 &enable_so_l2cap_create_iframe_pdu_fndecl_49508 nohasharray +enable_so_add_tty_fndecl_49508 add_tty fndecl 1 49508 &enable_so___bnx2x_get_preset_regs_len_fndecl_49508 +enable_so_tx_blk_size_rsi_91x_sdiodev_49511 tx_blk_size rsi_91x_sdiodev 0 49511 NULL +enable_so_usbvision_write_reg_irq_fndecl_49516 usbvision_write_reg_irq fndecl 4 49516 NULL +enable_so_buf_size_sge_fl_49517 buf_size sge_fl 0 49517 NULL +enable_so_Zmin_hfc_multi_49520 Zmin hfc_multi 0 49520 NULL +enable_so_log_mtts_per_seg_vardecl_mthca_main_c_49524 log_mtts_per_seg vardecl_mthca_main.c 0 49524 NULL +enable_so_num_eps_bdc_49525 num_eps bdc 0 49525 NULL nohasharray +enable_so_datablob_hmac_append_fndecl_49525 datablob_hmac_append fndecl 3 49525 &enable_so_num_eps_bdc_49525 +enable_so_mtt_entry_sz_mlx4_caps_49531 mtt_entry_sz mlx4_caps 0 49531 NULL +enable_so_num_connector_drm_atomic_state_49542 num_connector drm_atomic_state 0 49542 NULL +enable_so_disk_offset_pnfs_block_dev_map_49546 disk_offset pnfs_block_dev_map 0 49546 NULL +enable_so_oobavail_nand_ecclayout_49548 oobavail nand_ecclayout 0 49548 NULL +enable_so_lpfc_debugfs_hbqinfo_data_fndecl_49551 lpfc_debugfs_hbqinfo_data fndecl 0 49551 NULL +enable_so_ioremap_wt_fndecl_49562 ioremap_wt fndecl 2-1 49562 NULL +enable_so_nrs_num_pols_ptlrpc_nrs_49564 nrs_num_pols ptlrpc_nrs 0 49564 NULL +enable_so_nilfs_mdt_delete_block_fndecl_49565 nilfs_mdt_delete_block fndecl 2 49565 NULL +enable_so_max_cm_mtu_ipoib_cm_dev_priv_49566 max_cm_mtu ipoib_cm_dev_priv 0 49566 NULL +enable_so_xfs_insert_file_space_fndecl_49569 xfs_insert_file_space fndecl 2-3 49569 NULL +enable_so_hpi_cmd_mmc_ext_csd_49585 hpi_cmd mmc_ext_csd 0 49585 NULL +enable_so_ncp_request2_fndecl_49589 ncp_request2 fndecl 4 49589 NULL +enable_so_ssid_length_beacon_format_49591 ssid_length beacon_format 0 49591 NULL +enable_so_xfs_rtbuf_get_fndecl_49592 xfs_rtbuf_get fndecl 3 49592 NULL +enable_so_tag_enabled_ocrdma_ae_pvid_mcqe_49596 tag_enabled ocrdma_ae_pvid_mcqe 0 49596 NULL +enable_so_width_vim2m_q_data_49600 width vim2m_q_data 0 49600 NULL +enable_so_iwch_alloc_fastreg_pbl_fndecl_49610 iwch_alloc_fastreg_pbl fndecl 2 49610 NULL +enable_so_pt_write_fndecl_49612 pt_write fndecl 3 49612 NULL +enable_so_hsync_start_drm_display_mode_49613 hsync_start drm_display_mode 0 49613 NULL nohasharray +enable_so_start_drm_mm_node_49613 start drm_mm_node 0 49613 &enable_so_hsync_start_drm_display_mode_49613 +enable_so_ocfs2_sync_file_fndecl_49614 ocfs2_sync_file fndecl 2-3 49614 NULL +enable_so_spare_bytes_per_page_nand_onfi_params_49617 spare_bytes_per_page nand_onfi_params 0 49617 NULL +enable_so_lengthExtendedAttr_extendedFileEntry_49618 lengthExtendedAttr extendedFileEntry 0 49618 NULL +enable_so_write_cmd_usb_fndecl_49619 write_cmd_usb fndecl 3 49619 NULL +enable_so_ieee80211_tdls_add_setup_cfm_ies_fndecl_49620 ieee80211_tdls_add_setup_cfm_ies fndecl 6 49620 NULL +enable_so_size_ethtool_perm_addr_49621 size ethtool_perm_addr 0 49621 NULL +enable_so_reg_read_range_fndecl_49623 reg_read_range fndecl 4-0 49623 NULL nohasharray +enable_so_dwc2_max_desc_num_fndecl_49623 dwc2_max_desc_num fndecl 0 49623 &enable_so_reg_read_range_fndecl_49623 +enable_so_end_async_cow_49625 end async_cow 0 49625 NULL nohasharray +enable_so_nn_nvme_id_ctrl_49625 nn nvme_id_ctrl 0 49625 &enable_so_end_async_cow_49625 +enable_so_ath10k_write_simulate_fw_crash_fndecl_49628 ath10k_write_simulate_fw_crash fndecl 3 49628 NULL +enable_so_srsize_brcmf_chip_49639 srsize brcmf_chip 0 49639 NULL +enable_so_list_size_of_flash_49643 list_size of_flash 0 49643 NULL +enable_so_stride_mlx4_en_priv_49644 stride mlx4_en_priv 0 49644 NULL +enable_so_start_io_failure_record_49645 start io_failure_record 0 49645 NULL +enable_so_align_resource_constraint_49647 align resource_constraint 0 49647 NULL nohasharray +enable_so_iocbq_lookup_len_lpfc_sli_49647 iocbq_lookup_len lpfc_sli 0 49647 &enable_so_align_resource_constraint_49647 +enable_so_mlx4_alloc_icm_pages_fndecl_49658 mlx4_alloc_icm_pages fndecl 2 49658 NULL +enable_so_dwMaxPayloadTransferSize_uvc_streaming_control_49668 dwMaxPayloadTransferSize uvc_streaming_control 0 49668 NULL +enable_so_bytes_ubi_leb_change_req_49669 bytes ubi_leb_change_req 0 49669 NULL +enable_so_smiapp_read_no_quirk_fndecl_49670 smiapp_read_no_quirk fndecl 2 49670 NULL +enable_so_size_unit_element_struct_49673 size unit_element_struct 0 49673 NULL +enable_so_intel_gtt_map_memory_fndecl_49677 intel_gtt_map_memory fndecl 2 49677 NULL +enable_so_port_priv_size_team_mode_49682 port_priv_size team_mode 0 49682 NULL +enable_so_clk_core_get_rate_nolock_fndecl_49685 clk_core_get_rate_nolock fndecl 0 49685 NULL +enable_so_subsampling_s5p_jpeg_fmt_49688 subsampling s5p_jpeg_fmt 0 49688 NULL nohasharray +enable_so___seq_open_private_fndecl_49688 __seq_open_private fndecl 3 49688 &enable_so_subsampling_s5p_jpeg_fmt_49688 +enable_so_report_size_iowarrior_49692 report_size iowarrior 0 49692 NULL nohasharray +enable_so_set_extent_bit_fndecl_49692 set_extent_bit fndecl 3-2 49692 &enable_so_report_size_iowarrior_49692 +enable_so_slider_num_ad714x_platform_data_49695 slider_num ad714x_platform_data 0 49695 NULL +enable_so_security_inode_listxattr_fndecl_49699 security_inode_listxattr fndecl 0 49699 NULL +enable_so_s_segshift_logfs_super_49707 s_segshift logfs_super 0 49707 NULL +enable_so_pg_write_fndecl_49709 pg_write fndecl 3 49709 NULL +enable_so_ieee80211_if_read_rc_rateidx_vht_mcs_mask_5ghz_fndecl_49710 ieee80211_if_read_rc_rateidx_vht_mcs_mask_5ghz fndecl 3 49710 NULL +enable_so_end_resource_49712 end resource 0 49712 NULL +enable_so_fuse_readpages_fndecl_49714 fuse_readpages fndecl 4 49714 NULL +enable_so_brd_init_one_fndecl_49718 brd_init_one fndecl 1 49718 NULL +enable_so_geneve_build_skb_fndecl_49723 geneve_build_skb fndecl 5 49723 NULL nohasharray +enable_so_xfs_iext_remove_direct_fndecl_49723 xfs_iext_remove_direct fndecl 3 49723 &enable_so_geneve_build_skb_fndecl_49723 +enable_so_sof_len_sd_49729 sof_len sd 0 49729 NULL +enable_so_num_uars_mthca_limits_49735 num_uars mthca_limits 0 49735 NULL +enable_so_pyra_sysfs_read_fndecl_49736 pyra_sysfs_read fndecl 6 49736 NULL +enable_so_wqe_size_ib_uverbs_post_recv_49738 wqe_size ib_uverbs_post_recv 0 49738 NULL +enable_so_xfs_bmap_split_extent_fndecl_49740 xfs_bmap_split_extent fndecl 2 49740 NULL +enable_so_kernfs_fop_read_fndecl_49745 kernfs_fop_read fndecl 3 49745 NULL +enable_so_ts_packet_size_saa7164_port_49752 ts_packet_size saa7164_port 0 49752 NULL +enable_so_hpfs_add_dirent_fndecl_49754 hpfs_add_dirent fndecl 3 49754 NULL +enable_so_provider_in_words_ib_uverbs_ex_cmd_hdr_49757 provider_in_words ib_uverbs_ex_cmd_hdr 0 49757 NULL +enable_so_ngroups_netlink_sock_49758 ngroups netlink_sock 0 49758 NULL +enable_so_match_size_compat_ebt_entry_mwt_49763 match_size compat_ebt_entry_mwt 0 49763 NULL +enable_so_nl80211_send_roamed_fndecl_49770 nl80211_send_roamed fndecl 5-7 49770 NULL +enable_so_dwFrameInterval_uvc_streaming_control_49771 dwFrameInterval uvc_streaming_control 0 49771 NULL +enable_so_cifs_sign_smbv_fndecl_49776 cifs_sign_smbv fndecl 2 49776 NULL +enable_so_hci_sock_create_fndecl_49778 hci_sock_create fndecl 3 49778 NULL nohasharray +enable_so_rtw_add_beacon_fndecl_49778 rtw_add_beacon fndecl 5-3 49778 &enable_so_hci_sock_create_fndecl_49778 +enable_so_sprom_size_ssb_bus_49781 sprom_size ssb_bus 0 49781 NULL +enable_so_page2_len_ses_device_49783 page2_len ses_device 0 49783 NULL +enable_so_scale_factor_s5p_jpeg_ctx_49787 scale_factor s5p_jpeg_ctx 0 49787 NULL +enable_so_seeks_shrinker_49793 seeks shrinker 0 49793 NULL +enable_so_nilfs_mdt_init_fndecl_49794 nilfs_mdt_init fndecl 3 49794 NULL +enable_so_outlen_mimd_49796 outlen mimd 0 49796 NULL +enable_so_write_file_wow_fndecl_49799 write_file_wow fndecl 3 49799 NULL +enable_so_substream_alloc_pages_fndecl_49800 substream_alloc_pages fndecl 3 49800 NULL +enable_so_n_mmc_ies_whc_49802 n_mmc_ies whc 0 49802 NULL +enable_so_ocfs2_zero_partial_clusters_fndecl_49803 ocfs2_zero_partial_clusters fndecl 2-3 49803 NULL +enable_so_max_fib_size_aac_dev_49804 max_fib_size aac_dev 0 49804 NULL +enable_so_logfs_seek_hole_fndecl_49805 logfs_seek_hole fndecl 0-2 49805 NULL +enable_so_num_uar_mthca_profile_49807 num_uar mthca_profile 0 49807 NULL +enable_so___free_pages_boot_core_fndecl_49810 __free_pages_boot_core fndecl 3 49810 NULL +enable_so_fat_chain_add_fndecl_49812 fat_chain_add fndecl 2 49812 NULL +enable_so_fat_bits_msdos_sb_info_49817 fat_bits msdos_sb_info 0 49817 NULL +enable_so_reserved_fat_boot_sector_49818 reserved fat_boot_sector 0 49818 NULL +enable_so_nr_pages_flash_info_49822 nr_pages flash_info 0 49822 NULL +enable_so_elemsize_nft_set_ops_49830 elemsize nft_set_ops 0 49830 NULL +enable_so_response_length_ib_uverbs_ex_query_device_resp_49831 response_length ib_uverbs_ex_query_device_resp 0 49831 NULL +enable_so_wl12xx_cmd_build_probe_req_fndecl_49835 wl12xx_cmd_build_probe_req fndecl 10-8-6 49835 NULL +enable_so_read_file_queue_fndecl_49836 read_file_queue fndecl 3 49836 NULL +enable_so_fifosize_uart_port_49843 fifosize uart_port 0 49843 NULL +enable_so_read_endpoint_s2255_dev_49848 read_endpoint s2255_dev 0 49848 NULL +enable_so_scsi_send_eh_cmnd_fndecl_49849 scsi_send_eh_cmnd fndecl 5 49849 NULL +enable_so_bytes_per_word_tegra_spi_data_49851 bytes_per_word tegra_spi_data 0 49851 NULL +enable_so_plen_c4iw_ep_49856 plen c4iw_ep 0 49856 NULL nohasharray +enable_so_vol_cdev_write_fndecl_49856 vol_cdev_write fndecl 3 49856 &enable_so_plen_c4iw_ep_49856 +enable_so_kempld_gpio_pincount_fndecl_49860 kempld_gpio_pincount fndecl 0 49860 NULL +enable_so___kfifo_init_fndecl_49861 __kfifo_init fndecl 4 49861 NULL nohasharray +enable_so_r592_stop_dma_fndecl_49861 r592_stop_dma fndecl 2 49861 &enable_so___kfifo_init_fndecl_49861 +enable_so_si_get_csb_size_fndecl_49864 si_get_csb_size fndecl 0 49864 NULL +enable_so_bucket_bits_cache_set_49869 bucket_bits cache_set 0 49869 NULL +enable_so_record_inode_for_nocow_fndecl_49872 record_inode_for_nocow fndecl 2 49872 NULL +enable_so_waiters_read_fndecl_49877 waiters_read fndecl 3 49877 NULL +enable_so___i915_error_seek_fndecl_49882 __i915_error_seek fndecl 2 49882 NULL nohasharray +enable_so_isdn_add_channels_fndecl_49882 isdn_add_channels fndecl 3 49882 &enable_so___i915_error_seek_fndecl_49882 +enable_so_tty_audit_add_data_fndecl_49885 tty_audit_add_data fndecl 3 49885 NULL +enable_so_path_listxattr_fndecl_49894 path_listxattr fndecl 3 49894 NULL nohasharray +enable_so_walk_iomem_res_fndecl_49894 walk_iomem_res fndecl 4-3 49894 &enable_so_path_listxattr_fndecl_49894 +enable_so_sg_alloc_table_fndecl_49895 sg_alloc_table fndecl 0-2 49895 NULL nohasharray +enable_so_snd_vx_create_fndecl_49895 snd_vx_create fndecl 4 49895 &enable_so_sg_alloc_table_fndecl_49895 +enable_so_offset_drm_i915_gem_pwrite_49896 offset drm_i915_gem_pwrite 0 49896 NULL nohasharray +enable_so_max_sds_rings_netxen_adapter_49896 max_sds_rings netxen_adapter 0 49896 &enable_so_offset_drm_i915_gem_pwrite_49896 +enable_so_max_desc_sz_mthca_dev_lim_49905 max_desc_sz mthca_dev_lim 0 49905 NULL +enable_so_block_descriptor_length_scsi_mode_data_49918 block_descriptor_length scsi_mode_data 0 49918 NULL +enable_so_current_size_ipg_jumbo_49923 current_size ipg_jumbo 0 49923 NULL +enable_so_SyS_select_fndecl_49930 SyS_select fndecl 1 49930 NULL +enable_so_skd_max_queue_depth_vardecl_skd_main_c_49938 skd_max_queue_depth vardecl_skd_main.c 0 49938 NULL +enable_so_cx18_prepare_buffer_fndecl_49942 cx18_prepare_buffer fndecl 6-5 49942 NULL +enable_so_inode_number_squashfs_dir_entry_49943 inode_number squashfs_dir_entry 0 49943 NULL nohasharray +enable_so_repair_io_failure_fndecl_49943 repair_io_failure fndecl 6-3 49943 &enable_so_inode_number_squashfs_dir_entry_49943 +enable_so_internal_ewma_pkt_len_49944 internal ewma_pkt_len 0 49944 NULL nohasharray +enable_so_mmc_switch_fndecl_49944 mmc_switch fndecl 0 49944 &enable_so_internal_ewma_pkt_len_49944 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fndecl 4 55247 NULL +enable_so_async_setkey_fndecl_55250 async_setkey fndecl 3 55250 NULL +enable_so_req_ring_size_srp_target_port_55251 req_ring_size srp_target_port 0 55251 NULL +enable_so_d_reclen_venus_dirent_55253 d_reclen venus_dirent 0 55253 NULL +enable_so_size_pci_cap_saved_data_55258 size pci_cap_saved_data 0 55258 NULL +enable_so___filemap_fdatawrite_range_fndecl_55259 __filemap_fdatawrite_range fndecl 0-2-3 55259 NULL +enable_so_iwl_dbgfs_bt_traffic_read_fndecl_55261 iwl_dbgfs_bt_traffic_read fndecl 3 55261 NULL +enable_so_bpf_convert_filter_fndecl_55264 bpf_convert_filter fndecl 2 55264 NULL +enable_so_mbox_count_blogic_adapter_55274 mbox_count blogic_adapter 0 55274 NULL +enable_so_bSubframeSize_uac_format_type_i_discrete_descriptor_55277 bSubframeSize uac_format_type_i_discrete_descriptor 0 55277 NULL nohasharray +enable_so_sgoffset_cxgbi_task_data_55277 sgoffset cxgbi_task_data 0 55277 &enable_so_bSubframeSize_uac_format_type_i_discrete_descriptor_55277 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56242 NULL +enable_so_cfpkt_peek_head_fndecl_56245 cfpkt_peek_head fndecl 3 56245 NULL nohasharray +enable_so_dt_gpio_count_fndecl_56245 dt_gpio_count fndecl 0 56245 &enable_so_cfpkt_peek_head_fndecl_56245 +enable_so_qtd_fill_fndecl_56249 qtd_fill fndecl 5-6-3-0-4 56249 NULL +enable_so_mwifiex_regrdwr_read_fndecl_56251 mwifiex_regrdwr_read fndecl 3 56251 NULL +enable_so_size_uvc_xu_control_query_56263 size uvc_xu_control_query 0 56263 NULL +enable_so_dmreq_start_crypt_config_56268 dmreq_start crypt_config 0 56268 NULL +enable_so_qp_alloc_res_fndecl_56275 qp_alloc_res fndecl 5 56275 NULL +enable_so_vyres_crtc_56276 vyres crtc 0 56276 NULL +enable_so_s_raid_stride_ext4_super_block_56277 s_raid_stride ext4_super_block 0 56277 NULL +enable_so_fi_ino_ocfs2_find_inode_args_56279 fi_ino ocfs2_find_inode_args 0 56279 NULL nohasharray +enable_so_pci_mmconfig_add_fndecl_56279 pci_mmconfig_add fndecl 2-3-4 56279 &enable_so_fi_ino_ocfs2_find_inode_args_56279 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56339 NULL +enable_so_drm_atomic_helper_plane_set_property_fndecl_56340 drm_atomic_helper_plane_set_property fndecl 3 56340 NULL +enable_so_blocked_fl_read_fndecl_56341 blocked_fl_read fndecl 3 56341 NULL +enable_so_tx_ring_size_bnx2_56345 tx_ring_size bnx2 0 56345 NULL +enable_so_blksize_vardecl_encrypted_c_56348 blksize vardecl_encrypted.c 0 56348 NULL +enable_so_dccp_ackvec_add_new_fndecl_56359 dccp_ackvec_add_new fndecl 2-3 56359 NULL +enable_so_acl_permission_check_fndecl_56360 acl_permission_check fndecl 0 56360 NULL +enable_so_i_ino_xfs_inode_56363 i_ino xfs_inode 0 56363 NULL +enable_so_interrupt_out_endpointAddress_usb_serial_port_56364 interrupt_out_endpointAddress usb_serial_port 0 56364 NULL +enable_so_ide_set_pio_mode_fndecl_56371 ide_set_pio_mode fndecl 2 56371 NULL +enable_so_stats_dot11RTSSuccessCount_read_fndecl_56378 stats_dot11RTSSuccessCount_read fndecl 3 56378 NULL +enable_so_len_asd_ha_addrspace_56381 len asd_ha_addrspace 0 56381 NULL 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stat_len sge 0 56432 &enable_so_llc_ui_sendmsg_fndecl_56432 +enable_so_write_node_fndecl_56434 write_node fndecl 4 56434 NULL nohasharray +enable_so_ath6kl_wmi_cancel_remain_on_chnl_cmd_fndecl_56434 ath6kl_wmi_cancel_remain_on_chnl_cmd fndecl 2 56434 &enable_so_write_node_fndecl_56434 +enable_so_hsync_end_drm_display_mode_56439 hsync_end drm_display_mode 0 56439 NULL nohasharray +enable_so_bdbars_count_intel8x0_56439 bdbars_count intel8x0 0 56439 &enable_so_hsync_end_drm_display_mode_56439 nohasharray +enable_so_idx_lebs_ubifs_lp_stats_56439 idx_lebs ubifs_lp_stats 0 56439 &enable_so_bdbars_count_intel8x0_56439 +enable_so_sas_change_queue_depth_fndecl_56440 sas_change_queue_depth fndecl 2 56440 NULL +enable_so_vlan_tag_lro_56441 vlan_tag lro 0 56441 NULL nohasharray +enable_so_fb_sys_write_fndecl_56441 fb_sys_write fndecl 0-3 56441 &enable_so_vlan_tag_lro_56441 +enable_so_gtk_ivlen_iwl_mvm_56442 gtk_ivlen iwl_mvm 0 56442 NULL nohasharray +enable_so_num_rx_queues_igb_adapter_56442 num_rx_queues igb_adapter 0 56442 &enable_so_gtk_ivlen_iwl_mvm_56442 +enable_so_alloc_gid_table_fndecl_56444 alloc_gid_table fndecl 1 56444 NULL +enable_so_DataTransferLength_bulk_cb_wrap_56447 DataTransferLength bulk_cb_wrap 0 56447 NULL +enable_so___ocfs2_increase_refcount_fndecl_56450 __ocfs2_increase_refcount fndecl 5-4 56450 NULL +enable_so_size_tcp_fastopen_request_56457 size tcp_fastopen_request 0 56457 NULL nohasharray +enable_so_block_dm_thin_lookup_result_56457 block dm_thin_lookup_result 0 56457 &enable_so_size_tcp_fastopen_request_56457 +enable_so_winfo_size_data_queue_56462 winfo_size data_queue 0 56462 NULL nohasharray +enable_so_scnt_aoe_cfghdr_56462 scnt aoe_cfghdr 0 56462 &enable_so_winfo_size_data_queue_56462 +enable_so_tpg_init_fndecl_56464 tpg_init fndecl 2-3 56464 NULL +enable_so_packet_sendmsg_fndecl_56465 packet_sendmsg fndecl 3 56465 NULL nohasharray +enable_so_ia_size_iattr_56465 ia_size iattr 0 56465 &enable_so_packet_sendmsg_fndecl_56465 +enable_so__pci_add_cap_save_buffer_fndecl_56466 _pci_add_cap_save_buffer fndecl 4 56466 NULL +enable_so_SyS_poll_fndecl_56467 SyS_poll fndecl 2 56467 NULL +enable_so_banks_mca_config_56472 banks mca_config 0 56472 NULL +enable_so___erst_clear_from_storage_fndecl_56476 __erst_clear_from_storage fndecl 1 56476 NULL +enable_so_func_suspend_usb_function_56478 func_suspend usb_function 0 56478 NULL +enable_so_dataflash_read_fact_otp_fndecl_56487 dataflash_read_fact_otp fndecl 3-2 56487 NULL +enable_so_xen_allocate_irqs_dynamic_fndecl_56489 xen_allocate_irqs_dynamic fndecl 0 56489 NULL nohasharray +enable_so_pp_read_fndecl_56489 pp_read fndecl 3 56489 &enable_so_xen_allocate_irqs_dynamic_fndecl_56489 +enable_so_ext4_split_convert_extents_fndecl_56493 ext4_split_convert_extents fndecl 0 56493 NULL +enable_so_active_ahd_linux_device_56494 active ahd_linux_device 0 56494 NULL +enable_so_nci_hci_send_cmd_fndecl_56495 nci_hci_send_cmd fndecl 5 56495 NULL +enable_so_free_bit_ocfs2_cached_block_free_56500 free_bit ocfs2_cached_block_free 0 56500 NULL +enable_so_choose_mtu_fndecl_56503 choose_mtu fndecl 0 56503 NULL nohasharray +enable_so_len_audit_proctitle_56503 len audit_proctitle 0 56503 &enable_so_choose_mtu_fndecl_56503 +enable_so_process_ptload_program_headers_elf64_fndecl_56505 process_ptload_program_headers_elf64 fndecl 3-2 56505 NULL +enable_so_batadv_socket_receive_packet_fndecl_56509 batadv_socket_receive_packet fndecl 2 56509 NULL +enable_so_stream_size_yuv_playback_info_56511 stream_size yuv_playback_info 0 56511 NULL +enable_so_error_retry_list_with_code_fndecl_56518 error_retry_list_with_code fndecl 2 56518 NULL nohasharray +enable_so_ntb_netdev_rx_handler_fndecl_56518 ntb_netdev_rx_handler fndecl 4 56518 &enable_so_error_retry_list_with_code_fndecl_56518 +enable_so___vb2_wait_for_done_vb_fndecl_56525 __vb2_wait_for_done_vb fndecl 0 56525 NULL +enable_so_xbfi_startblock_xfs_bmap_free_item_56529 xbfi_startblock 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+enable_so_offset_cramfs_inode_56601 offset cramfs_inode 0 56601 NULL +enable_so_qt2_write_fndecl_56603 qt2_write fndecl 4 56603 NULL +enable_so_cb_irq_yenta_socket_56604 cb_irq yenta_socket 0 56604 NULL +enable_so_security_size_rxrpc_connection_56613 security_size rxrpc_connection 0 56613 NULL +enable_so_pll_op_clk_freq_hz_smiapp_pll_56615 pll_op_clk_freq_hz smiapp_pll 0 56615 NULL +enable_so_pci_map_size_iadev_priv_56617 pci_map_size iadev_priv 0 56617 NULL +enable_so_ieee80211_tdls_mgmt_fndecl_56618 ieee80211_tdls_mgmt fndecl 10 56618 NULL +enable_so_memremap_fndecl_56619 memremap fndecl 2-1 56619 NULL +enable_so_afs_dir_iterate_block_fndecl_56630 afs_dir_iterate_block fndecl 3 56630 NULL nohasharray +enable_so_rproc_name_read_fndecl_56630 rproc_name_read fndecl 3 56630 &enable_so_afs_dir_iterate_block_fndecl_56630 +enable_so_x509_note_issuer_fndecl_56631 x509_note_issuer fndecl 5 56631 NULL +enable_so_max_blk_count_mmc_host_56634 max_blk_count mmc_host 0 56634 NULL nohasharray +enable_so_get_register_page_interruptible_fndecl_56634 get_register_page_interruptible fndecl 5 56634 &enable_so_max_blk_count_mmc_host_56634 nohasharray +enable_so_num_disc_configs_nci_rf_disc_cmd_56634 num_disc_configs nci_rf_disc_cmd 0 56634 &enable_so_get_register_page_interruptible_fndecl_56634 +enable_so_arena_write_bytes_fndecl_56636 arena_write_bytes fndecl 0 56636 NULL +enable_so_devt_device_56638 devt device 0 56638 NULL +enable_so_last_sect_blkif_request_segment_56644 last_sect blkif_request_segment 0 56644 NULL +enable_so_count_v4l2_requestbuffers_56650 count v4l2_requestbuffers 0 56650 NULL +enable_so_bytenr_btrfs_root_item_56657 bytenr btrfs_root_item 0 56657 NULL +enable_so___ksize_fndecl_56662 __ksize fndecl 0 56662 NULL +enable_so___memblock_find_range_top_down_fndecl_56669 __memblock_find_range_top_down fndecl 0-4-3-1-2 56669 NULL nohasharray +enable_so_csio_scsi_iqlen_vardecl_56669 csio_scsi_iqlen vardecl 0 56669 &enable_so___memblock_find_range_top_down_fndecl_56669 +enable_so_fdt_supernode_atdepth_offset_fndecl_56670 fdt_supernode_atdepth_offset fndecl 0 56670 NULL +enable_so_cifs_writedata_alloc_fndecl_56675 cifs_writedata_alloc fndecl 1 56675 NULL nohasharray +enable_so_ath6kl_usb_submit_ctrl_in_fndecl_56675 ath6kl_usb_submit_ctrl_in fndecl 6 56675 &enable_so_cifs_writedata_alloc_fndecl_56675 +enable_so_len_fw_desc_56676 len fw_desc 0 56676 NULL +enable_so_vp702x_usb_inout_cmd_fndecl_56679 vp702x_usb_inout_cmd fndecl 4-6 56679 NULL +enable_so_pbl_top_rdma_info_56683 pbl_top rdma_info 0 56683 NULL +enable_so_max_channels_hda_multi_out_56686 max_channels hda_multi_out 0 56686 NULL nohasharray +enable_so_test_buf_size_vardecl_dmatest_c_56686 test_buf_size vardecl_dmatest.c 0 56686 &enable_so_max_channels_hda_multi_out_56686 +enable_so_ath6kl_usb_post_recv_transfers_fndecl_56687 ath6kl_usb_post_recv_transfers fndecl 2 56687 NULL nohasharray +enable_so_npages_in_use_dma_pool_56687 npages_in_use dma_pool 0 56687 &enable_so_ath6kl_usb_post_recv_transfers_fndecl_56687 +enable_so_new_tape_buffer_fndecl_56689 new_tape_buffer fndecl 2 56689 NULL +enable_so_ks8851_rdreg_fndecl_56695 ks8851_rdreg fndecl 4 56695 NULL +enable_so_remove_migration_pte_fndecl_56701 remove_migration_pte fndecl 3 56701 NULL nohasharray +enable_so_ath6kl_wmi_set_rssi_filter_cmd_fndecl_56701 ath6kl_wmi_set_rssi_filter_cmd fndecl 2 56701 &enable_so_remove_migration_pte_fndecl_56701 +enable_so_usb_err_gspca_dev_56706 usb_err gspca_dev 0 56706 NULL nohasharray +enable_so_il_dbgfs_tx_stats_read_fndecl_56706 il_dbgfs_tx_stats_read fndecl 3 56706 &enable_so_usb_err_gspca_dev_56706 +enable_so_mmc_erase_fndecl_56707 mmc_erase fndecl 0 56707 NULL +enable_so_zlib_inflate_workspacesize_fndecl_56716 zlib_inflate_workspacesize fndecl 0 56716 NULL +enable_so_qgroupid_btrfs_ioctl_qgroup_create_args_56717 qgroupid btrfs_ioctl_qgroup_create_args 0 56717 NULL +enable_so_munlock_vma_pages_range_fndecl_56718 munlock_vma_pages_range fndecl 2 56718 NULL +enable_so_mmc_hs400_to_hs200_fndecl_56719 mmc_hs400_to_hs200 fndecl 0 56719 NULL +enable_so_ext4_get_group_number_fndecl_56720 ext4_get_group_number fndecl 0 56720 NULL nohasharray +enable_so_rcvegrbuf_size_qib_ctxtdata_56720 rcvegrbuf_size qib_ctxtdata 0 56720 &enable_so_ext4_get_group_number_fndecl_56720 +enable_so_opcnt_nfsd4_compoundargs_56722 opcnt nfsd4_compoundargs 0 56722 NULL +enable_so_offset_cw1200_txpriv_56729 offset cw1200_txpriv 0 56729 NULL +enable_so_search_empty_fndecl_56737 search_empty fndecl 2 56737 NULL +enable_so_val_len_ceph_inode_xattr_56742 val_len ceph_inode_xattr 0 56742 NULL +enable_so_sb_logsectlog_xfs_sb_56750 sb_logsectlog xfs_sb 0 56750 NULL +enable_so_page_offset_skb_frag_struct_56751 page_offset skb_frag_struct 0 56751 NULL +enable_so_read_pipe_ezusb_priv_56753 read_pipe ezusb_priv 0 56753 NULL nohasharray +enable_so_xprt_complete_bc_request_fndecl_56753 xprt_complete_bc_request fndecl 2 56753 &enable_so_read_pipe_ezusb_priv_56753 +enable_so_length_scatterlist_56760 length scatterlist 0 56760 NULL nohasharray +enable_so_cfg_fof_lpfc_hba_56760 cfg_fof lpfc_hba 0 56760 &enable_so_length_scatterlist_56760 +enable_so_npkt_cam_56768 npkt cam 0 56768 NULL +enable_so_arch_ptrace_fndecl_56774 arch_ptrace fndecl 3 56774 NULL +enable_so_max_rpi_lpfc_max_cfg_param_56782 max_rpi lpfc_max_cfg_param 0 56782 NULL +enable_so_mlx5_set_path_fndecl_56783 mlx5_set_path fndecl 4 56783 NULL +enable_so_mem_size_mxt_data_56785 mem_size mxt_data 0 56785 NULL +enable_so_vc_saved_y_vc_data_56792 vc_saved_y vc_data 0 56792 NULL nohasharray +enable_so_ext4_group_overhead_blocks_fndecl_56792 ext4_group_overhead_blocks fndecl 0 56792 &enable_so_vc_saved_y_vc_data_56792 +enable_so_ib_uverbs_create_cq_fndecl_56793 ib_uverbs_create_cq fndecl 4 56793 NULL +enable_so_context_id_bnx2fc_rport_56807 context_id bnx2fc_rport 0 56807 NULL nohasharray +enable_so_state_count_acpi_processor_performance_56807 state_count acpi_processor_performance 0 56807 &enable_so_context_id_bnx2fc_rport_56807 +enable_so_write_file_bt_ant_diversity_fndecl_56808 write_file_bt_ant_diversity fndecl 3 56808 NULL +enable_so_num_pages_vmci_queue_kern_if_56812 num_pages vmci_queue_kern_if 0 56812 NULL +enable_so_di_entries_gfs2_dinode_56817 di_entries gfs2_dinode 0 56817 NULL +enable_so_dm_thin_remove_range_fndecl_56819 dm_thin_remove_range fndecl 0 56819 NULL +enable_so_hugetlbfs_pagecache_page_fndecl_56822 hugetlbfs_pagecache_page fndecl 3 56822 NULL +enable_so_page_base_xdr_buf_56823 page_base xdr_buf 0 56823 NULL +enable_so_netdev_change_mtu_fndecl_56827 netdev_change_mtu fndecl 2 56827 NULL +enable_so_SyS_syslog_fndecl_56828 SyS_syslog fndecl 3 56828 NULL +enable_so_io_size_smi_info_56832 io_size smi_info 0 56832 NULL nohasharray +enable_so_ds_victim_ino_logfs_je_dynsb_56832 ds_victim_ino logfs_je_dynsb 0 56832 &enable_so_io_size_smi_info_56832 +enable_so_truesize_sk_buff_56834 truesize sk_buff 0 56834 NULL +enable_so_sc_max_requests_svcxprt_rdma_56840 sc_max_requests svcxprt_rdma 0 56840 NULL +enable_so_tail_TxFifo_56844 tail TxFifo 0 56844 NULL +enable_so_capacity_alauda_media_info_56845 capacity alauda_media_info 0 56845 NULL +enable_so_tomoyo_read_self_fndecl_56848 tomoyo_read_self fndecl 3 56848 NULL +enable_so_blocks_mmc_test_area_56853 blocks mmc_test_area 0 56853 NULL +enable_so_transfer_one_spi_master_56858 transfer_one spi_master 0 56858 NULL +enable_so_dup_array_fndecl_56860 dup_array fndecl 3 56860 NULL +enable_so_max_cq_sz_mlx4_dev_cap_56868 max_cq_sz mlx4_dev_cap 0 56868 NULL nohasharray +enable_so_count_subheaders_fndecl_56868 count_subheaders fndecl 0 56868 &enable_so_max_cq_sz_mlx4_dev_cap_56868 +enable_so_status_pipe_uas_dev_info_56869 status_pipe uas_dev_info 0 56869 NULL +enable_so_combined_count_ethtool_channels_56871 combined_count ethtool_channels 0 56871 NULL +enable_so_freecom_writedata_fndecl_56872 freecom_writedata fndecl 4 56872 NULL +enable_so_read_aperture_fndecl_56876 read_aperture fndecl 0 56876 NULL +enable_so_fat_rebuild_parent_fndecl_56877 fat_rebuild_parent fndecl 2 56877 NULL nohasharray +enable_so_ath6kl_wmi_set_pvb_cmd_fndecl_56877 ath6kl_wmi_set_pvb_cmd fndecl 2 56877 &enable_so_fat_rebuild_parent_fndecl_56877 +enable_so_xfs_itruncate_extents_fndecl_56879 xfs_itruncate_extents fndecl 4 56879 NULL nohasharray +enable_so_scsi_execute_fndecl_56879 scsi_execute fndecl 5 56879 &enable_so_xfs_itruncate_extents_fndecl_56879 +enable_so___btrfs_set_prop_fndecl_56883 __btrfs_set_prop fndecl 5 56883 NULL +enable_so_dx_dirent_blk_ocfs2_dx_entry_56884 dx_dirent_blk ocfs2_dx_entry 0 56884 NULL +enable_so_cmtp_send_frame_fndecl_56890 cmtp_send_frame fndecl 3 56890 NULL +enable_so_zr364xx_got_frame_fndecl_56891 zr364xx_got_frame fndecl 2 56891 NULL +enable_so_byte_count_drm_device_dma_56892 byte_count drm_device_dma 0 56892 NULL nohasharray +enable_so_prev_adaption_gsm_dlci_56892 prev_adaption gsm_dlci 0 56892 &enable_so_byte_count_drm_device_dma_56892 +enable_so_width_font_desc_56899 width font_desc 0 56899 NULL +enable_so_xen_find_free_area_fndecl_56905 xen_find_free_area fndecl 0-1 56905 NULL +enable_so___process_new_xattr_fndecl_56906 __process_new_xattr fndecl 6-4 56906 NULL nohasharray +enable_so_length_fw_cdev_send_response_56906 length fw_cdev_send_response 0 56906 &enable_so___process_new_xattr_fndecl_56906 +enable_so_max_port_number_tb_regs_switch_header_56907 max_port_number tb_regs_switch_header 0 56907 NULL +enable_so_mcopy_atomic_pte_fndecl_56913 mcopy_atomic_pte fndecl 4 56913 NULL +enable_so_diff_objects_assoc_array_ops_56914 diff_objects assoc_array_ops 0 56914 NULL +enable_so_cifs_fsync_fndecl_56917 cifs_fsync fndecl 2-3 56917 NULL nohasharray +enable_so_total_size_hfsplus_fork_raw_56917 total_size hfsplus_fork_raw 0 56917 &enable_so_cifs_fsync_fndecl_56917 +enable_so_comedi_buf_write_n_allocated_fndecl_56919 comedi_buf_write_n_allocated fndecl 0 56919 NULL +enable_so_ip6_find_1stfragopt_fndecl_56923 ip6_find_1stfragopt fndecl 0 56923 NULL nohasharray +enable_so_xt_compat_target_offset_fndecl_56923 xt_compat_target_offset fndecl 0 56923 &enable_so_ip6_find_1stfragopt_fndecl_56923 +enable_so_il_dbgfs_qos_read_fndecl_56924 il_dbgfs_qos_read fndecl 3 56924 NULL nohasharray +enable_so_usb_gstrings_attach_fndecl_56924 usb_gstrings_attach fndecl 3 56924 &enable_so_il_dbgfs_qos_read_fndecl_56924 +enable_so_vram_vardecl_nvidia_c_56925 vram vardecl_nvidia.c 0 56925 NULL +enable_so_beiscsi_process_async_pdu_fndecl_56929 beiscsi_process_async_pdu fndecl 6 56929 NULL +enable_so_data_len_ib_mac_iocb_rsp_56930 data_len ib_mac_iocb_rsp 0 56930 NULL +enable_so_align_buffer_sz_sdhci_host_56931 align_buffer_sz sdhci_host 0 56931 NULL +enable_so_csize_jffs2_tmp_dnode_info_56933 csize jffs2_tmp_dnode_info 0 56933 NULL +enable_so_max_tar_initio_host_56934 max_tar initio_host 0 56934 NULL +enable_so_hotadd_new_pgdat_fndecl_56936 hotadd_new_pgdat fndecl 2 56936 NULL +enable_so_vmw_gmr_bind_fndecl_56940 vmw_gmr_bind fndecl 3 56940 NULL +enable_so_drm_property_replace_global_blob_fndecl_56945 drm_property_replace_global_blob fndecl 3 56945 NULL +enable_so_len_rx_hdr_56949 len rx_hdr 0 56949 NULL +enable_so_target_submit_cmd_fndecl_56950 target_submit_cmd fndecl 6 56950 NULL +enable_so_memblock_set_node_fndecl_56955 memblock_set_node fndecl 2-1 56955 NULL +enable_so_DevSizeShift_qinfo_chip_56957 DevSizeShift qinfo_chip 0 56957 NULL +enable_so_i_lastalloc_affs_inode_info_56961 i_lastalloc affs_inode_info 0 56961 NULL +enable_so_cur_pkt_size_pktgen_dev_56962 cur_pkt_size pktgen_dev 0 56962 NULL +enable_so_n_mem_slots_qxl_device_56964 n_mem_slots qxl_device 0 56964 NULL +enable_so_maxresp_cached_nfsd4_channel_attrs_56966 maxresp_cached nfsd4_channel_attrs 0 56966 NULL +enable_so_spanned_pages_zone_56972 spanned_pages zone 0 56972 NULL +enable_so_ceph_write_end_fndecl_56973 ceph_write_end fndecl 5-3 56973 NULL +enable_so_irq_blk_threshold_read_fndecl_56977 irq_blk_threshold_read fndecl 3 56977 NULL +enable_so_fddi_type_trans_fndecl_56978 fddi_type_trans fndecl 0 56978 NULL +enable_so_arp_hdr_len_fndecl_56980 arp_hdr_len fndecl 0 56980 NULL +enable_so_find_next_chunk_fndecl_56983 find_next_chunk fndecl 0 56983 NULL +enable_so_ath6kl_wmi_startscan_cmd_fndecl_56985 ath6kl_wmi_startscan_cmd fndecl 8-2 56985 NULL +enable_so_i2c_hid_alloc_buffers_fndecl_56986 i2c_hid_alloc_buffers fndecl 2 56986 NULL +enable_so_max_packet_whc_qset_56991 max_packet whc_qset 0 56991 NULL nohasharray +enable_so_btrfs_dio_bio_alloc_fndecl_56991 btrfs_dio_bio_alloc fndecl 2 56991 &enable_so_max_packet_whc_qset_56991 +enable_so_lpfc_selective_reset_fndecl_56994 lpfc_selective_reset fndecl 0 56994 NULL +enable_so_pvr2_stream_buffer_count_fndecl_56996 pvr2_stream_buffer_count fndecl 2 56996 NULL +enable_so_write_file_spectral_count_fndecl_57000 write_file_spectral_count fndecl 3 57000 NULL +enable_so_num_tx_rings_bnx2_57001 num_tx_rings bnx2 0 57001 NULL nohasharray +enable_so_file_remove_privs_fndecl_57001 file_remove_privs fndecl 0 57001 &enable_so_num_tx_rings_bnx2_57001 +enable_so_edid_size_dlfb_data_57003 edid_size dlfb_data 0 57003 NULL +enable_so_ext4_clear_blocks_fndecl_57012 ext4_clear_blocks fndecl 4-5 57012 NULL +enable_so_i2c_hack_wm8775_fndecl_57014 i2c_hack_wm8775 fndecl 4-6 57014 NULL +enable_so_expand_corename_fndecl_57021 expand_corename fndecl 2 57021 NULL +enable_so_buffer_bytes_max_snd_pcm_substream_57022 buffer_bytes_max snd_pcm_substream 0 57022 NULL +enable_so_sys_keyctl_fndecl_57023 sys_keyctl fndecl 4 57023 NULL nohasharray +enable_so_xs_send_kvec_fndecl_57023 xs_send_kvec fndecl 5-3 57023 &enable_so_sys_keyctl_fndecl_57023 +enable_so_nfs_idmap_instantiate_fndecl_57026 nfs_idmap_instantiate fndecl 4 57026 NULL +enable_so_usb_packet_maxlen_usb_fifo_57029 usb_packet_maxlen usb_fifo 0 57029 NULL +enable_so_s_pkey_index_qib_qp_57031 s_pkey_index qib_qp 0 57031 NULL nohasharray +enable_so_xfrm_count_pfkey_enc_supported_fndecl_57031 xfrm_count_pfkey_enc_supported fndecl 0 57031 &enable_so_s_pkey_index_qib_qp_57031 nohasharray +enable_so_stacksize_xt_table_info_57031 stacksize xt_table_info 0 57031 &enable_so_xfrm_count_pfkey_enc_supported_fndecl_57031 +enable_so_do_munmap_fndecl_57035 do_munmap fndecl 2-3 57035 NULL +enable_so_size_mb_flash_desc_57036 size_mb flash_desc 0 57036 NULL +enable_so_port_pd_mthca_av_57038 port_pd mthca_av 0 57038 NULL +enable_so_read_file_node_recv_fndecl_57042 read_file_node_recv fndecl 3 57042 NULL +enable_so_ib_qib_max_cqes_vardecl_57049 ib_qib_max_cqes vardecl 0 57049 NULL nohasharray +enable_so_iwl_dbgfs_tof_responder_params_read_fndecl_57049 iwl_dbgfs_tof_responder_params_read fndecl 3 57049 &enable_so_ib_qib_max_cqes_vardecl_57049 +enable_so_i_subdirs_ceph_inode_info_57052 i_subdirs ceph_inode_info 0 57052 NULL +enable_so_index_scsi_disk_57053 index scsi_disk 0 57053 NULL +enable_so_nsindex_size_nvdimm_drvdata_57060 nsindex_size nvdimm_drvdata 0 57060 NULL +enable_so___btrfs_free_reserved_extent_fndecl_57061 __btrfs_free_reserved_extent fndecl 3-2 57061 NULL nohasharray +enable_so_size_garmin_packet_57061 size garmin_packet 0 57061 &enable_so___btrfs_free_reserved_extent_fndecl_57061 +enable_so_log_blocks_per_seg_f2fs_sb_info_57063 log_blocks_per_seg f2fs_sb_info 0 57063 NULL +enable_so_dm_pool_block_is_used_fndecl_57067 dm_pool_block_is_used fndecl 0 57067 NULL +enable_so_ezusb_write_ltv_fndecl_57071 ezusb_write_ltv fndecl 4 57071 NULL +enable_so_vifs_state_read_fndecl_57073 vifs_state_read fndecl 3 57073 NULL +enable_so_set_one_prio_fndecl_57075 set_one_prio fndecl 2 57075 NULL +enable_so_mem_map_size_efx_nic_type_57089 mem_map_size efx_nic_type 0 57089 NULL +enable_so_num_uars_mlx4_caps_57093 num_uars mlx4_caps 0 57093 NULL +enable_so_part_shift_vardecl_loop_c_57103 part_shift vardecl_loop.c 0 57103 NULL nohasharray +enable_so_mcs7830_get_reg_fndecl_57103 mcs7830_get_reg fndecl 3 57103 &enable_so_part_shift_vardecl_loop_c_57103 +enable_so_sync_pt_create_fndecl_57105 sync_pt_create fndecl 2 57105 NULL +enable_so_total_sections_f2fs_sb_info_57118 total_sections f2fs_sb_info 0 57118 NULL +enable_so_size_nvif_notify_57130 size nvif_notify 0 57130 NULL +enable_so_gsm_mux_rx_netchar_fndecl_57131 gsm_mux_rx_netchar fndecl 3 57131 NULL +enable_so_ath10k_htt_rx_crypto_tail_len_fndecl_57132 ath10k_htt_rx_crypto_tail_len fndecl 0 57132 NULL nohasharray +enable_so_joydev_ioctl_fndecl_57132 joydev_ioctl fndecl 2 57132 &enable_so_ath10k_htt_rx_crypto_tail_len_fndecl_57132 +enable_so_msg_controllen_msghdr_57136 msg_controllen msghdr 0 57136 NULL +enable_so_max_write_same_sectors_queue_limits_57138 max_write_same_sectors queue_limits 0 57138 NULL +enable_so_ha_end_pfn_hv_hotadd_state_57139 ha_end_pfn hv_hotadd_state 0 57139 NULL +enable_so_pci_set_dma_max_seg_size_fndecl_57140 pci_set_dma_max_seg_size fndecl 2 57140 NULL +enable_so_isku_sysfs_read_keys_easyzone_fndecl_57141 isku_sysfs_read_keys_easyzone fndecl 6 57141 NULL +enable_so_pack_sg_list_p_fndecl_57142 pack_sg_list_p fndecl 7-6 57142 NULL +enable_so_sb_agblklog_xfs_sb_57145 sb_agblklog xfs_sb 0 57145 NULL +enable_so_error_dm_rq_target_io_57148 error dm_rq_target_io 0 57148 NULL +enable_so_vlan_dev_vlan_id_fndecl_57152 vlan_dev_vlan_id fndecl 0 57152 NULL +enable_so_ofs_in_node_dnode_of_data_57156 ofs_in_node dnode_of_data 0 57156 NULL +enable_so_sd_rw_multi_fndecl_57157 sd_rw_multi fndecl 0 57157 NULL +enable_so_bytes_written_flags_cq_enet_rq_desc_57164 bytes_written_flags cq_enet_rq_desc 0 57164 NULL +enable_so_spi_wr_buf_fndecl_57169 spi_wr_buf fndecl 4 57169 NULL +enable_so_alloc_len_xps_map_57174 alloc_len xps_map 0 57174 NULL +enable_so_pd_points_ath5k_pdgain_info_57180 pd_points ath5k_pdgain_info 0 57180 NULL +enable_so_dpcm_playback_snd_soc_dai_link_57182 dpcm_playback snd_soc_dai_link 0 57182 NULL +enable_so_create_xattr_datum_fndecl_57183 create_xattr_datum fndecl 5 57183 NULL nohasharray +enable_so_irq_pkt_threshold_read_fndecl_57183 irq_pkt_threshold_read fndecl 3 57183 &enable_so_create_xattr_datum_fndecl_57183 +enable_so_num_vfs_mlx4_dev_persistent_57187 num_vfs mlx4_dev_persistent 0 57187 NULL +enable_so_z1_zt_57189 z1 zt 0 57189 NULL nohasharray +enable_so_h_datalen_logfs_journal_header_57189 h_datalen logfs_journal_header 0 57189 &enable_so_z1_zt_57189 +enable_so_cfs_trace_copyin_string_fndecl_57191 cfs_trace_copyin_string fndecl 4 57191 NULL +enable_so_OutputCount_smb2_ioctl_rsp_57198 OutputCount smb2_ioctl_rsp 0 57198 NULL +enable_so_ieee80211_if_read_dropped_frames_no_route_fndecl_57204 ieee80211_if_read_dropped_frames_no_route fndecl 3 57204 NULL +enable_so_sector_dm_crypt_io_57208 sector dm_crypt_io 0 57208 NULL +enable_so_frag_max_size_inet6_skb_parm_57210 frag_max_size inet6_skb_parm 0 57210 NULL +enable_so_osd_req_op_xattr_init_fndecl_57211 osd_req_op_xattr_init fndecl 6 57211 NULL +enable_so_mon_buff_area_free_fndecl_57212 mon_buff_area_free fndecl 2 57212 NULL +enable_so_le_min_key_size_read_fndecl_57214 le_min_key_size_read fndecl 3 57214 NULL +enable_so_overflow_maj_vardecl_uverbs_main_c_57216 overflow_maj vardecl_uverbs_main.c 0 57216 NULL +enable_so_mss_Vmxnet3_RxCompDescExt_57228 mss Vmxnet3_RxCompDescExt 0 57228 NULL +enable_so_RxDescriptors_vardecl_pch_gbe_param_c_57229 RxDescriptors vardecl_pch_gbe_param.c 0 57229 NULL +enable_so_sm_sl_qib_ibport_57230 sm_sl qib_ibport 0 57230 NULL +enable_so_len_setup_data_57234 len setup_data 0 57234 NULL nohasharray +enable_so_ufs_getfrag_block_fndecl_57234 ufs_getfrag_block fndecl 2 57234 &enable_so_len_setup_data_57234 +enable_so_ext4_meta_bg_first_block_no_fndecl_57235 ext4_meta_bg_first_block_no fndecl 0-2 57235 NULL +enable_so_header_asix_rx_fixup_info_57237 header asix_rx_fixup_info 0 57237 NULL nohasharray +enable_so_li_namelen_nfsd4_link_57237 li_namelen nfsd4_link 0 57237 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temp_begin applesmc_registers 0 57532 NULL +enable_so_f2fs_direct_IO_fndecl_57535 f2fs_direct_IO fndecl 3 57535 NULL nohasharray +enable_so_height_tw68_dev_57535 height tw68_dev 0 57535 &enable_so_f2fs_direct_IO_fndecl_57535 +enable_so_diFindFree_fndecl_57537 diFindFree fndecl 0-2 57537 NULL +enable_so_trimmed_cp_control_57542 trimmed cp_control 0 57542 NULL +enable_so_i_file_sec_hpfs_inode_info_57545 i_file_sec hpfs_inode_info 0 57545 NULL nohasharray +enable_so_y_max_wacom_features_57545 y_max wacom_features 0 57545 &enable_so_i_file_sec_hpfs_inode_info_57545 +enable_so_ext4_ind_direct_IO_fndecl_57548 ext4_ind_direct_IO fndecl 3 57548 NULL nohasharray +enable_so_is_zd1211b_zd_usb_57548 is_zd1211b zd_usb 0 57548 &enable_so_ext4_ind_direct_IO_fndecl_57548 +enable_so_last_to_afs_call_57563 last_to afs_call 0 57563 NULL +enable_so_ocfs2_increase_refcount_fndecl_57564 ocfs2_increase_refcount fndecl 5-4 57564 NULL +enable_so_resp_len_ql4_task_data_57567 resp_len ql4_task_data 0 57567 NULL 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+enable_so_parent_ino_nilfs_fid_57597 parent_ino nilfs_fid 0 57597 NULL +enable_so_update_regset_xstate_info_fndecl_57602 update_regset_xstate_info fndecl 1 57602 NULL nohasharray +enable_so_dn_fib_count_nhs_fndecl_57602 dn_fib_count_nhs fndecl 0 57602 &enable_so_update_regset_xstate_info_fndecl_57602 +enable_so_sc_pwd_len_wl18xx_event_mailbox_57604 sc_pwd_len wl18xx_event_mailbox 0 57604 NULL nohasharray +enable_so_buffer_bytes_osst_buffer_57604 buffer_bytes osst_buffer 0 57604 &enable_so_sc_pwd_len_wl18xx_event_mailbox_57604 +enable_so___tcp_push_pending_frames_fndecl_57607 __tcp_push_pending_frames fndecl 2 57607 NULL nohasharray +enable_so_mch_bar_vardecl_cr_pll_c_57607 mch_bar vardecl_cr_pll.c 0 57607 &enable_so___tcp_push_pending_frames_fndecl_57607 +enable_so_data_xfer_len_bnx2fc_cmd_57611 data_xfer_len bnx2fc_cmd 0 57611 NULL nohasharray +enable_so__add_to_r4w_fndecl_57611 _add_to_r4w fndecl 4 57611 &enable_so_data_xfer_len_bnx2fc_cmd_57611 +enable_so_isr_dma1_done_read_fndecl_57612 isr_dma1_done_read fndecl 3 57612 NULL +enable_so_wWidth_uvc_frame_57615 wWidth uvc_frame 0 57615 NULL +enable_so_vmw_framebuffer_surface_dirty_fndecl_57623 vmw_framebuffer_surface_dirty fndecl 6 57623 NULL +enable_so_f2fs_collapse_range_fndecl_57627 f2fs_collapse_range fndecl 2 57627 NULL +enable_so_memblock_enforce_memory_limit_fndecl_57628 memblock_enforce_memory_limit fndecl 1 57628 NULL +enable_so_ieee80211_mesh_rx_probe_req_fndecl_57630 ieee80211_mesh_rx_probe_req fndecl 3 57630 NULL nohasharray +enable_so_set_discoverable_fndecl_57630 set_discoverable fndecl 4 57630 &enable_so_ieee80211_mesh_rx_probe_req_fndecl_57630 +enable_so_ieee80211_ie_split_ric_fndecl_57640 ieee80211_ie_split_ric fndecl 0-7 57640 NULL nohasharray +enable_so_init_ipath_fndecl_57640 init_ipath fndecl 1 57640 &enable_so_ieee80211_ie_split_ric_fndecl_57640 +enable_so_alloc_cc770dev_fndecl_57641 alloc_cc770dev fndecl 1 57641 NULL +enable_so_node_ino_f2fs_super_block_57645 node_ino f2fs_super_block 0 57645 NULL +enable_so_num_stripes_btrfs_bio_57647 num_stripes btrfs_bio 0 57647 NULL +enable_so_ctl_out_pipe_brcmf_usbdev_info_57648 ctl_out_pipe brcmf_usbdev_info 0 57648 NULL nohasharray +enable_so_c4iw_id_table_alloc_fndecl_57648 c4iw_id_table_alloc fndecl 3 57648 &enable_so_ctl_out_pipe_brcmf_usbdev_info_57648 +enable_so_ttymajor_vardecl_moxa_c_57652 ttymajor vardecl_moxa.c 0 57652 NULL +enable_so_tc358743_get_reg_size_fndecl_57653 tc358743_get_reg_size fndecl 0 57653 NULL nohasharray +enable_so_ql2xmaxqueues_vardecl_57653 ql2xmaxqueues vardecl 0 57653 &enable_so_tc358743_get_reg_size_fndecl_57653 +enable_so_bnx2x_gunzip_fndecl_57655 bnx2x_gunzip fndecl 3 57655 NULL +enable_so_fuse_request_init_fndecl_57656 fuse_request_init fndecl 4 57656 NULL +enable_so_rbd_obj_method_sync_fndecl_57657 rbd_obj_method_sync fndecl 8-6 57657 NULL +enable_so_curheight_usb_usbvision_57669 curheight usb_usbvision 0 57669 NULL +enable_so_len_pn533_poll_modulations_57671 len pn533_poll_modulations 0 57671 NULL +enable_so_PQTAG_rdesc1_57683 PQTAG rdesc1 0 57683 NULL nohasharray +enable_so_xfs_dir3_data_readahead_fndecl_57683 xfs_dir3_data_readahead fndecl 2 57683 &enable_so_PQTAG_rdesc1_57683 +enable_so_srp_finish_mapping_fndecl_57687 srp_finish_mapping fndecl 0 57687 NULL +enable_so_data_dma_kbtab_57688 data_dma kbtab 0 57688 NULL +enable_so_length_ib_reth_57691 length ib_reth 0 57691 NULL nohasharray +enable_so_cfg80211_process_deauth_fndecl_57691 cfg80211_process_deauth fndecl 3 57691 &enable_so_length_ib_reth_57691 +enable_so_conflen_gss_krb5_enctype_57693 conflen gss_krb5_enctype 0 57693 NULL nohasharray +enable_so_phys_base_ptr_vbe_mode_ib_57693 phys_base_ptr vbe_mode_ib 0 57693 &enable_so_conflen_gss_krb5_enctype_57693 +enable_so_nfsctl_transaction_read_fndecl_57705 nfsctl_transaction_read fndecl 3 57705 NULL +enable_so_residual_datacnt_initiator_status_57708 residual_datacnt initiator_status 0 57708 NULL nohasharray +enable_so_qla2x00_bsg_job_done_fndecl_57708 qla2x00_bsg_job_done fndecl 3 57708 &enable_so_residual_datacnt_initiator_status_57708 +enable_so_uv_blade_nr_possible_cpus_fndecl_57713 uv_blade_nr_possible_cpus fndecl 0 57713 NULL +enable_so_de_size_fndecl_57715 de_size fndecl 0-1 57715 NULL +enable_so_ttm_bo_create_fndecl_57717 ttm_bo_create fndecl 2 57717 NULL +enable_so_nilfs_readpages_fndecl_57718 nilfs_readpages fndecl 4 57718 NULL +enable_so_nports_adap_ports_57721 nports adap_ports 0 57721 NULL +enable_so_read_file_recv_fndecl_57723 read_file_recv fndecl 3 57723 NULL +enable_so_x509_akid_note_kid_fndecl_57725 x509_akid_note_kid fndecl 5 57725 NULL +enable_so_partition_sched_domains_fndecl_57727 partition_sched_domains fndecl 1 57727 NULL +enable_so_byte_read_data_parport_operations_57730 byte_read_data parport_operations 0 57730 NULL +enable_so_max_devs_vardecl_aic94xx_hwi_c_57731 max_devs vardecl_aic94xx_hwi.c 0 57731 NULL +enable_so_opts1_cp_desc_57736 opts1 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+enable_so_usb_stor_ctrl_transfer_fndecl_58117 usb_stor_ctrl_transfer fndecl 8-2 58117 NULL +enable_so_ore_get_rw_state_fndecl_58120 ore_get_rw_state fndecl 4-5 58120 NULL +enable_so_nvkm_disp_new__fndecl_58125 nvkm_disp_new_ fndecl 4 58125 NULL +enable_so_sys_setgroups_fndecl_58127 sys_setgroups fndecl 1 58127 NULL nohasharray +enable_so_sm501_create_subdev_fndecl_58127 sm501_create_subdev fndecl 4-3 58127 &enable_so_sys_setgroups_fndecl_58127 nohasharray +enable_so_mlx4_en_hwtstamp_set_fndecl_58127 mlx4_en_hwtstamp_set fndecl 0 58127 &enable_so_sm501_create_subdev_fndecl_58127 +enable_so_bufsize_vardecl_subpagetest_c_58128 bufsize vardecl_subpagetest.c 0 58128 NULL +enable_so_l_pn_lbuf_58130 l_pn lbuf 0 58130 NULL nohasharray +enable_so_do_ip_vs_set_ctl_fndecl_58130 do_ip_vs_set_ctl fndecl 4 58130 &enable_so_l_pn_lbuf_58130 +enable_so_n_bitrates_ieee80211_supported_band_58136 n_bitrates ieee80211_supported_band 0 58136 NULL nohasharray +enable_so_ll_rw_extents_stats_pp_seq_write_fndecl_58136 ll_rw_extents_stats_pp_seq_write fndecl 3 58136 &enable_so_n_bitrates_ieee80211_supported_band_58136 +enable_so_nvif_object_init_fndecl_58137 nvif_object_init fndecl 5 58137 NULL +enable_so_mtd_read_fndecl_58140 mtd_read fndecl 0 58140 NULL +enable_so_pci_alloc_child_bus_fndecl_58142 pci_alloc_child_bus fndecl 3 58142 NULL +enable_so_packet_recvmsg_fndecl_58143 packet_recvmsg fndecl 3 58143 NULL +enable_so_hr_block_bytes_o2hb_region_58145 hr_block_bytes o2hb_region 0 58145 NULL +enable_so_security_inode_setattr_fndecl_58146 security_inode_setattr fndecl 0 58146 NULL nohasharray +enable_so_nroutes_mc5_params_58146 nroutes mc5_params 0 58146 &enable_so_security_inode_setattr_fndecl_58146 +enable_so_sci_init_single_fndecl_58149 sci_init_single fndecl 3 58149 NULL +enable_so_i_clusters_ocfs2_dinode_58151 i_clusters ocfs2_dinode 0 58151 NULL +enable_so_altera_drscan_fndecl_58153 altera_drscan fndecl 2 58153 NULL +enable_so_rx_status_rx_desc_58154 rx_status rx_desc 0 58154 NULL +enable_so_f2fs_mpage_readpages_fndecl_58161 f2fs_mpage_readpages fndecl 4 58161 NULL nohasharray +enable_so_size_drm_i915_gem_pwrite_58161 size drm_i915_gem_pwrite 0 58161 &enable_so_f2fs_mpage_readpages_fndecl_58161 +enable_so_l2cap_build_cmd_fndecl_58167 l2cap_build_cmd fndecl 4 58167 NULL +enable_so_init_size_rw_module_58168 init_size_rw module 0 58168 NULL +enable_so_head_len_beacon_data_58173 head_len beacon_data 0 58173 NULL +enable_so_num_clips_drm_vmw_present_readback_arg_58182 num_clips drm_vmw_present_readback_arg 0 58182 NULL +enable_so_total_num_uuars_mlx5_ib_alloc_ucontext_req_v2_58191 total_num_uuars mlx5_ib_alloc_ucontext_req_v2 0 58191 NULL +enable_so_virtfn_remove_fndecl_58193 virtfn_remove fndecl 2 58193 NULL +enable_so_npages_ttm_page_pool_58200 npages ttm_page_pool 0 58200 NULL +enable_so_lpfc_idiag_drbacc_write_fndecl_58203 lpfc_idiag_drbacc_write fndecl 3 58203 NULL +enable_so_o2net_init_msg_fndecl_58204 o2net_init_msg fndecl 2 58204 NULL nohasharray +enable_so_SyS_lgetxattr_fndecl_58204 SyS_lgetxattr fndecl 4 58204 &enable_so_o2net_init_msg_fndecl_58204 +enable_so_maxOutstanding_AdapterControlBlock_58208 maxOutstanding AdapterControlBlock 0 58208 NULL +enable_so_rx_pipe_at76_priv_58217 rx_pipe at76_priv 0 58217 NULL +enable_so_size_skb_frag_struct_58222 size skb_frag_struct 0 58222 NULL +enable_so_xfs_attr_set_fndecl_58225 xfs_attr_set fndecl 4 58225 NULL +enable_so_ubifs_jnl_write_data_fndecl_58229 ubifs_jnl_write_data fndecl 5 58229 NULL +enable_so_ath6kl_regwrite_read_fndecl_58232 ath6kl_regwrite_read fndecl 3 58232 NULL +enable_so_ath6kl_usb_bmi_read_fndecl_58234 ath6kl_usb_bmi_read fndecl 3 58234 NULL +enable_so_len_on_bd_bnx2x_agg_info_58236 len_on_bd bnx2x_agg_info 0 58236 NULL +enable_so_i915_displayport_test_active_write_fndecl_58241 i915_displayport_test_active_write fndecl 3 58241 NULL +enable_so_num_rx_queues_fm10k_intfc_58243 num_rx_queues fm10k_intfc 0 58243 NULL +enable_so_font_backup_height_sisusb_usb_data_58247 font_backup_height sisusb_usb_data 0 58247 NULL +enable_so_ies_len_cfg80211_ft_event_params_58259 ies_len cfg80211_ft_event_params 0 58259 NULL +enable_so_gpiod_count_fndecl_58262 gpiod_count fndecl 0 58262 NULL +enable_so_l2cap_segment_sdu_fndecl_58263 l2cap_segment_sdu fndecl 4 58263 NULL +enable_so_cb710_mmc_transfer_data_fndecl_58265 cb710_mmc_transfer_data fndecl 0 58265 NULL +enable_so_file_size_fnode_58268 file_size fnode 0 58268 NULL +enable_so_em28xx_set_video_format_fndecl_58273 em28xx_set_video_format fndecl 3-4 58273 NULL +enable_so_tcp_push_one_fndecl_58275 tcp_push_one fndecl 2 58275 NULL nohasharray +enable_so_pages_in_block_msb_data_58275 pages_in_block msb_data 0 58275 &enable_so_tcp_push_one_fndecl_58275 +enable_so_iso_size_usbtv_58278 iso_size usbtv 0 58278 NULL +enable_so_vmw_fifo_reserve_dx_fndecl_58283 vmw_fifo_reserve_dx fndecl 2 58283 NULL +enable_so_lib80211_michael_mic_add_fndecl_58285 lib80211_michael_mic_add fndecl 2 58285 NULL +enable_so_tx_desc_count_i40evf_adapter_58286 tx_desc_count i40evf_adapter 0 58286 NULL +enable_so_v9fs_fid_xattr_set_fndecl_58288 v9fs_fid_xattr_set fndecl 4 58288 NULL nohasharray +enable_so_unique_len_drm_unique_58288 unique_len drm_unique 0 58288 &enable_so_v9fs_fid_xattr_set_fndecl_58288 +enable_so_il3945_sta_dbgfs_stats_table_read_fndecl_58289 il3945_sta_dbgfs_stats_table_read fndecl 3 58289 NULL +enable_so_adfs_map_lookup_fndecl_58299 adfs_map_lookup fndecl 0-3 58299 NULL +enable_so_y2_drm_clip_rect_58302 y2 drm_clip_rect 0 58302 NULL +enable_so_buffer_size_snd_pcm_runtime_58304 buffer_size snd_pcm_runtime 0 58304 NULL +enable_so_CountHigh_smb_com_write_rsp_58306 CountHigh smb_com_write_rsp 0 58306 NULL +enable_so_protocol_iphdr_58316 protocol iphdr 0 58316 NULL +enable_so_adau1977_set_tdm_slot_fndecl_58318 adau1977_set_tdm_slot fndecl 4-5 58318 NULL +enable_so_vc_do_resize_fndecl_58329 vc_do_resize fndecl 3-4 58329 NULL nohasharray +enable_so_num_tx_ethoc_58329 num_tx ethoc 0 58329 &enable_so_vc_do_resize_fndecl_58329 +enable_so_sys_setgroups16_fndecl_58337 sys_setgroups16 fndecl 1 58337 NULL +enable_so_smp_handler_sas_function_template_58339 smp_handler sas_function_template 0 58339 NULL +enable_so_nlmon_change_mtu_fndecl_58340 nlmon_change_mtu fndecl 2 58340 NULL nohasharray +enable_so_start_crypt_config_58340 start crypt_config 0 58340 &enable_so_nlmon_change_mtu_fndecl_58340 +enable_so_s2io_change_mtu_fndecl_58344 s2io_change_mtu fndecl 2 58344 NULL +enable_so_ext2_alloc_branch_fndecl_58346 ext2_alloc_branch fndecl 4 58346 NULL +enable_so_actions_len_sw_flow_actions_58353 actions_len sw_flow_actions 0 58353 NULL +enable_so_viafb_dvp1_proc_write_fndecl_58355 viafb_dvp1_proc_write fndecl 3 58355 NULL +enable_so_xgmac_change_mtu_fndecl_58357 xgmac_change_mtu fndecl 2 58357 NULL nohasharray +enable_so_mms114_read_reg_fndecl_58357 mms114_read_reg fndecl 0 58357 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NULL +enable_so_bi_bvec_done_bvec_iter_58781 bi_bvec_done bvec_iter 0 58781 NULL nohasharray +enable_so_ucNumEntries__ATOM_PPLIB_PhaseSheddingLimits_Table_58781 ucNumEntries _ATOM_PPLIB_PhaseSheddingLimits_Table 0 58781 &enable_so_bi_bvec_done_bvec_iter_58781 +enable_so_get_formats_soc_camera_host_ops_58784 get_formats soc_camera_host_ops 0 58784 NULL +enable_so_meta_ino_f2fs_super_block_58785 meta_ino f2fs_super_block 0 58785 NULL nohasharray +enable_so_off1_xad_58785 off1 xad 0 58785 &enable_so_meta_ino_f2fs_super_block_58785 +enable_so_gfs2_readpages_fndecl_58790 gfs2_readpages fndecl 4 58790 NULL +enable_so_at24_macc_read_fndecl_58791 at24_macc_read fndecl 4 58791 NULL +enable_so_vsnprintf_fndecl_58792 vsnprintf fndecl 0 58792 NULL +enable_so_mppe_decompress_fndecl_58795 mppe_decompress fndecl 3 58795 NULL +enable_so_blkbits_dio_submit_58797 blkbits dio_submit 0 58797 NULL +enable_so_wNumRPipes_usb_wa_descriptor_58804 wNumRPipes usb_wa_descriptor 0 58804 NULL 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osd_req_read_sg fndecl 5 58930 NULL +enable_so_send_reply_chunks_fndecl_58933 send_reply_chunks fndecl 0 58933 NULL +enable_so_leaf_item_bottle_fndecl_58937 leaf_item_bottle fndecl 5 58937 NULL +enable_so_cfs_percpt_alloc_fndecl_58941 cfs_percpt_alloc fndecl 2 58941 NULL +enable_so_lpe_base_sst_pdata_58946 lpe_base sst_pdata 0 58946 NULL +enable_so_num_req_rx_rings_bnx2_58949 num_req_rx_rings bnx2 0 58949 NULL +enable_so_size_drm_nouveau_gem_info_58954 size drm_nouveau_gem_info 0 58954 NULL +enable_so__ext4_get_block_fndecl_58959 _ext4_get_block fndecl 2 58959 NULL +enable_so_query_len_tomoyo_query_58960 query_len tomoyo_query 0 58960 NULL +enable_so_mq_flush_data_end_io_fndecl_58961 mq_flush_data_end_io fndecl 2 58961 NULL +enable_so_integrity_alg_len_net_conf_58973 integrity_alg_len net_conf 0 58973 NULL +enable_so_adjust_managed_page_count_fndecl_58974 adjust_managed_page_count fndecl 2 58974 NULL +enable_so_pglen_nfs4_layoutdriver_data_58977 pglen nfs4_layoutdriver_data 0 58977 NULL nohasharray +enable_so_info0_rx_msdu_start_common_58977 info0 rx_msdu_start_common 0 58977 &enable_so_pglen_nfs4_layoutdriver_data_58977 +enable_so_nent_mthca_eq_58979 nent mthca_eq 0 58979 NULL +enable_so_len_extent_buffer_58980 len extent_buffer 0 58980 NULL nohasharray +enable_so_ptk_icvlen_iwl_mvm_58980 ptk_icvlen iwl_mvm 0 58980 &enable_so_len_extent_buffer_58980 +enable_so_sg_miter_skip_fndecl_58982 sg_miter_skip fndecl 2 58982 NULL +enable_so_len_cont_58983 len cont 0 58983 NULL +enable_so_megasas_mgmt_ioctl_fw_fndecl_58984 megasas_mgmt_ioctl_fw fndecl 0 58984 NULL +enable_so_ib_umad_write_fndecl_58986 ib_umad_write fndecl 3 58986 NULL +enable_so___tda18271_write_regs_fndecl_58989 __tda18271_write_regs fndecl 3 58989 NULL nohasharray +enable_so_index_ldtentry_58989 index ldtentry 0 58989 &enable_so___tda18271_write_regs_fndecl_58989 +enable_so_nfs4_proc_get_acl_fndecl_58998 nfs4_proc_get_acl fndecl 3 58998 NULL +enable_so_trace_max_pages_vardecl_59000 trace_max_pages vardecl 0 59000 NULL +enable_so_private_value_snd_kcontrol_59001 private_value snd_kcontrol 0 59001 NULL +enable_so_iwl_dbgfs_ucode_tracing_read_fndecl_59004 iwl_dbgfs_ucode_tracing_read fndecl 3 59004 NULL +enable_so_wa_urb_dequeue_fndecl_59008 wa_urb_dequeue fndecl 3 59008 NULL +enable_so_numextents_efs_inode_info_59009 numextents efs_inode_info 0 59009 NULL +enable_so_amdgpu_vram_location_fndecl_59010 amdgpu_vram_location fndecl 3 59010 NULL +enable_so___kvm_read_guest_atomic_fndecl_59011 __kvm_read_guest_atomic fndecl 2-5 59011 NULL +enable_so_dccpsl_nr_dccp_service_list_59022 dccpsl_nr dccp_service_list 0 59022 NULL +enable_so_lustre_cfg_len_fndecl_59025 lustre_cfg_len fndecl 0 59025 NULL +enable_so_frag_max_size_inet_skb_parm_59029 frag_max_size inet_skb_parm 0 59029 NULL +enable_so_frags_len_lro_59030 frags_len lro 0 59030 NULL +enable_so_nclips_saa7146_overlay_59032 nclips saa7146_overlay 0 59032 NULL +enable_so_in_epnum_usb_gadget_59033 in_epnum usb_gadget 0 59033 NULL +enable_so_max_inbound_frames__i2o_status_block_59034 max_inbound_frames _i2o_status_block 0 59034 NULL +enable_so_iwl_mvm_fw_dbg_collect_fndecl_59043 iwl_mvm_fw_dbg_collect fndecl 4 59043 NULL +enable_so_head_inbuf_t_59044 head inbuf_t 0 59044 NULL +enable_so_len_nand_bbt_descr_59045 len nand_bbt_descr 0 59045 NULL +enable_so_ref_node_alsz_ubifs_info_59046 ref_node_alsz ubifs_info 0 59046 NULL +enable_so_data0_myri10ge_cmd_59049 data0 myri10ge_cmd 0 59049 NULL +enable_so_max_block_docg3_59051 max_block docg3 0 59051 NULL nohasharray +enable_so_aligned_pep_sock_59051 aligned pep_sock 0 59051 &enable_so_max_block_docg3_59051 +enable_so_posix_acl_alloc_fndecl_59052 posix_acl_alloc fndecl 1 59052 NULL nohasharray +enable_so_nr_strip_zones_r0conf_59052 nr_strip_zones r0conf 0 59052 &enable_so_posix_acl_alloc_fndecl_59052 +enable_so_len_ar5523_rx_desc_59055 len ar5523_rx_desc 0 59055 NULL +enable_so_s_block_count_reiserfs_super_block_v1_59058 s_block_count reiserfs_super_block_v1 0 59058 NULL +enable_so_mpeglinesize_vardecl_cx231xx_417_c_59059 mpeglinesize vardecl_cx231xx-417.c 0 59059 NULL +enable_so_sys32_pread_fndecl_59062 sys32_pread fndecl 3 59062 NULL +enable_so_piobufbase_qib_devdata_59067 piobufbase qib_devdata 0 59067 NULL +enable_so_axi_dmac_prep_slave_sg_fndecl_59073 axi_dmac_prep_slave_sg fndecl 3 59073 NULL +enable_so_vlan_id_ib_ah_attr_59074 vlan_id ib_ah_attr 0 59074 NULL +enable_so_bmv_offset_getbmapx_59079 bmv_offset getbmapx 0 59079 NULL +enable_so_buffer_mousedev_client_59098 buffer mousedev_client 0 59098 NULL +enable_so_rcvidx_hscx_hw_59100 rcvidx hscx_hw 0 59100 NULL +enable_so_ctrl_dma_ims_pcu_59106 ctrl_dma ims_pcu 0 59106 NULL +enable_so_out_wm8994_fll_config_59112 out wm8994_fll_config 0 59112 NULL +enable_so_remap_and_issue_shared_cell_fndecl_59114 remap_and_issue_shared_cell fndecl 3 59114 NULL +enable_so_wm_latency_write_fndecl_59118 wm_latency_write fndecl 3 59118 NULL +enable_so_sec_per_clus_fat_floppy_defaults_59119 sec_per_clus fat_floppy_defaults 0 59119 NULL +enable_so_mmc_alloc_host_fndecl_59122 mmc_alloc_host fndecl 1 59122 NULL +enable_so_width_em28xx_v4l2_59127 width em28xx_v4l2 0 59127 NULL nohasharray +enable_so_xfs_read_agi_fndecl_59127 xfs_read_agi fndecl 3 59127 &enable_so_width_em28xx_v4l2_59127 +enable_so_bitrate_ieee80211_rate_59130 bitrate ieee80211_rate 0 59130 NULL +enable_so_wrt_pass_cntr_os_partition_s_59135 wrt_pass_cntr os_partition_s 0 59135 NULL +enable_so_retry_count_cm_id_private_59136 retry_count cm_id_private 0 59136 NULL nohasharray +enable_so_do_sys_ftruncate_fndecl_59136 do_sys_ftruncate fndecl 2 59136 &enable_so_retry_count_cm_id_private_59136 +enable_so_tx_count__synclinkmp_info_59147 tx_count _synclinkmp_info 0 59147 NULL +enable_so_h_vlan_TCI_vlan_hdr_59149 h_vlan_TCI vlan_hdr 0 59149 NULL +enable_so_rx_data_ep_usb_card_rec_59150 rx_data_ep usb_card_rec 0 59150 NULL +enable_so_get_desc_rtl_hal_ops_59151 get_desc rtl_hal_ops 0 59151 NULL 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&enable_so_xfs_bmapi_trim_map_fndecl_59212 +enable_so_cqe_size_mlx5_ib_create_cq_59213 cqe_size mlx5_ib_create_cq 0 59213 NULL +enable_so_lock_extent_direct_fndecl_59219 lock_extent_direct fndecl 3-2 59219 NULL +enable_so_fbmem_used_viafb_par_59221 fbmem_used viafb_par 0 59221 NULL nohasharray +enable_so_rtl8723b_parse_firmware_fndecl_59221 rtl8723b_parse_firmware fndecl 0 59221 &enable_so_fbmem_used_viafb_par_59221 +enable_so_gprs_set_mtu_fndecl_59222 gprs_set_mtu fndecl 2 59222 NULL +enable_so_up_anode_59225 up anode 0 59225 NULL +enable_so_walk_page_test_fndecl_59232 walk_page_test fndecl 0 59232 NULL +enable_so_sierra_net_skb_clone_fndecl_59236 sierra_net_skb_clone fndecl 3 59236 NULL +enable_so_nfs_direct_IO_fndecl_59238 nfs_direct_IO fndecl 3 59238 NULL nohasharray +enable_so_bits_to_user_fndecl_59238 bits_to_user fndecl 2-3-0 59238 &enable_so_nfs_direct_IO_fndecl_59238 +enable_so_nr_segs_iov_iter_59239 nr_segs iov_iter 0 59239 NULL +enable_so_num_mbc_cfgs_wm8994_pdata_59240 num_mbc_cfgs wm8994_pdata 0 59240 NULL +enable_so_cxd2841er_i2c_debug_fndecl_59241 cxd2841er_i2c_debug fndecl 6 59241 NULL nohasharray +enable_so_carl9170_debugfs_read_fndecl_59241 carl9170_debugfs_read fndecl 3 59241 &enable_so_cxd2841er_i2c_debug_fndecl_59241 +enable_so_nlp_maxframe_lpfc_nodelist_59242 nlp_maxframe lpfc_nodelist 0 59242 NULL +enable_so_req_it_iu_len_srp_login_req_59250 req_it_iu_len srp_login_req 0 59250 NULL +enable_so_save_microcode_fndecl_59254 save_microcode fndecl 3 59254 NULL +enable_so_rcvidx_hdlc_hw_59264 rcvidx hdlc_hw 0 59264 NULL nohasharray +enable_so_nilfs_sufile_get_offset_fndecl_59264 nilfs_sufile_get_offset fndecl 0-2 59264 &enable_so_rcvidx_hdlc_hw_59264 +enable_so_indir_size_ethtool_rxfh_59267 indir_size ethtool_rxfh 0 59267 NULL +enable_so_h_lsn_xlog_rec_header_59275 h_lsn xlog_rec_header 0 59275 NULL +enable_so_bfad_iocmd_lport_reset_stats_fndecl_59279 bfad_iocmd_lport_reset_stats fndecl 0 59279 NULL nohasharray 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5 59301 NULL +enable_so_next_segno_curseg_info_59302 next_segno curseg_info 0 59302 NULL +enable_so_stretch_width_usb_usbvision_59304 stretch_width usb_usbvision 0 59304 NULL +enable_so_RequestCredit_mpt2sas_facts_59309 RequestCredit mpt2sas_facts 0 59309 NULL +enable_so_W6692_empty_Bfifo_fndecl_59311 W6692_empty_Bfifo fndecl 2 59311 NULL +enable_so_frame_bytes_ua101_stream_59312 frame_bytes ua101_stream 0 59312 NULL +enable_so_befs_fblock2brun_fndecl_59313 befs_fblock2brun fndecl 3 59313 NULL +enable_so_qib_copy_sge_fndecl_59314 qib_copy_sge fndecl 3 59314 NULL +enable_so_pcpu_nr_units_vardecl_percpu_c_59323 pcpu_nr_units vardecl_percpu.c 0 59323 NULL +enable_so_nv_getlen_fndecl_59327 nv_getlen fndecl 0-3 59327 NULL +enable_so_i2c_inb_fndecl_59328 i2c_inb fndecl 0 59328 NULL +enable_so_read_file_spectral_bins_fndecl_59334 read_file_spectral_bins fndecl 3 59334 NULL +enable_so_pinconf_dbg_config_write_fndecl_59336 pinconf_dbg_config_write fndecl 3 59336 NULL 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59355 &enable_so_vsync_end_drm_display_mode_59355 +enable_so_hpfs_alloc_fnode_fndecl_59356 hpfs_alloc_fnode fndecl 2 59356 NULL nohasharray +enable_so_tree_mod_log_insert_move_fndecl_59356 tree_mod_log_insert_move fndecl 5 59356 &enable_so_hpfs_alloc_fnode_fndecl_59356 +enable_so_omap_hsmmc_prepare_data_fndecl_59357 omap_hsmmc_prepare_data fndecl 0 59357 NULL +enable_so_base_tsn_sctp_tsnmap_59358 base_tsn sctp_tsnmap 0 59358 NULL +enable_so_ie_len_cfg80211_assoc_request_59359 ie_len cfg80211_assoc_request 0 59359 NULL +enable_so_sys_mmap_fndecl_59360 sys_mmap fndecl 2 59360 NULL +enable_so_ixgbe_change_mtu_fndecl_59370 ixgbe_change_mtu fndecl 2 59370 NULL nohasharray +enable_so_buf_len_i40e_arq_event_info_59370 buf_len i40e_arq_event_info 0 59370 &enable_so_ixgbe_change_mtu_fndecl_59370 +enable_so_default_drvbuffer_scsi_tape_59374 default_drvbuffer scsi_tape 0 59374 NULL +enable_so_max_size_drm_vmw_get_3d_cap_arg_59378 max_size drm_vmw_get_3d_cap_arg 0 59378 NULL 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&enable_so_max_tx_channels_efx_nic_59400 +enable_so_drm_legacy_addmap_fndecl_59402 drm_legacy_addmap fndecl 3-2 59402 NULL nohasharray +enable_so_type_trans_hdlc_proto_59402 type_trans hdlc_proto 0 59402 &enable_so_drm_legacy_addmap_fndecl_59402 +enable_so_btrfs_lookup_bio_sums_fndecl_59404 btrfs_lookup_bio_sums fndecl 0 59404 NULL +enable_so_alloc_mad_private_fndecl_59408 alloc_mad_private fndecl 1 59408 NULL +enable_so_elem_size_bpf_htab_59409 elem_size bpf_htab 0 59409 NULL +enable_so_secure_dccpv6_sequence_number_fndecl_59410 secure_dccpv6_sequence_number fndecl 0 59410 NULL +enable_so_optlen_xfrm_mode_skb_cb_59411 optlen xfrm_mode_skb_cb 0 59411 NULL +enable_so_fotg210_urb_dequeue_fndecl_59414 fotg210_urb_dequeue fndecl 3 59414 NULL nohasharray +enable_so_num_vfs_ixgbe_adapter_59414 num_vfs ixgbe_adapter 0 59414 &enable_so_fotg210_urb_dequeue_fndecl_59414 +enable_so_desc_elems_timb_dma_chan_59416 desc_elems timb_dma_chan 0 59416 NULL +enable_so_start_crash_mem_range_59421 start crash_mem_range 0 59421 NULL +enable_so_vma_adjust_fndecl_59429 vma_adjust fndecl 3-4-2 59429 NULL nohasharray +enable_so_ext2_xattr_user_set_fndecl_59429 ext2_xattr_user_set fndecl 4 59429 &enable_so_vma_adjust_fndecl_59429 +enable_so_mmap_ureg_fndecl_59431 mmap_ureg fndecl 3 59431 NULL +enable_so_s_checkpoint_size_nilfs_super_block_59433 s_checkpoint_size nilfs_super_block 0 59433 NULL +enable_so_nilfs_cpfile_block_get_checkpoint_fndecl_59441 nilfs_cpfile_block_get_checkpoint fndecl 2 59441 NULL +enable_so_offset_ipfrag_skb_cb_59445 offset ipfrag_skb_cb 0 59445 NULL +enable_so_z2_zt_59452 z2 zt 0 59452 NULL +enable_so_rng_get_data_fndecl_59453 rng_get_data fndecl 0 59453 NULL +enable_so_ubi_dump_flash_fndecl_59454 ubi_dump_flash fndecl 4 59454 NULL +enable_so_platform_gpio_count_fndecl_59459 platform_gpio_count fndecl 0 59459 NULL +enable_so_vmbus_sendpacket_pagebuffer_fndecl_59463 vmbus_sendpacket_pagebuffer fndecl 3-5 59463 NULL +enable_so_ath6kl_wmi_mcast_filter_cmd_fndecl_59465 ath6kl_wmi_mcast_filter_cmd fndecl 2 59465 NULL +enable_so_ttm_page_pool_get_pages_fndecl_59468 ttm_page_pool_get_pages fndecl 5-0 59468 NULL +enable_so__pmcraid_io_done_fndecl_59469 _pmcraid_io_done fndecl 2 59469 NULL +enable_so_common_ie_len_ieee80211_scan_ies_59478 common_ie_len ieee80211_scan_ies 0 59478 NULL +enable_so_phys_acpi_ioremap_59485 phys acpi_ioremap 0 59485 NULL +enable_so_i2c_hid_output_raw_report_fndecl_59486 i2c_hid_output_raw_report fndecl 3 59486 NULL +enable_so_length_acpi_pnp_device_id_59493 length acpi_pnp_device_id 0 59493 NULL +enable_so_vma_to_resize_fndecl_59495 vma_to_resize fndecl 2-3 59495 NULL +enable_so_rx_ringsz_alx_priv_59496 rx_ringsz alx_priv 0 59496 NULL +enable_so_src_addr_width_dma_slave_config_59497 src_addr_width dma_slave_config 0 59497 NULL nohasharray +enable_so_il_dbgfs_clear_traffic_stats_write_fndecl_59497 il_dbgfs_clear_traffic_stats_write fndecl 3 59497 &enable_so_src_addr_width_dma_slave_config_59497 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gpio_count tle62x0_pdata 0 59637 NULL +enable_so_q_fileoffset_xfs_dquot_59638 q_fileoffset xfs_dquot 0 59638 NULL +enable_so_trf7970a_transmit_fndecl_59648 trf7970a_transmit fndecl 5-3 59648 NULL +enable_so_SSID_len_brcmf_pno_net_info_le_59653 SSID_len brcmf_pno_net_info_le 0 59653 NULL +enable_so_xfs_trim_extents_fndecl_59654 xfs_trim_extents fndecl 2 59654 NULL +enable_so_num_subchannels_nvsp_5_subchannel_complete_59660 num_subchannels nvsp_5_subchannel_complete 0 59660 NULL nohasharray +enable_so_il3945_ucode_general_stats_read_fndecl_59660 il3945_ucode_general_stats_read fndecl 3 59660 &enable_so_num_subchannels_nvsp_5_subchannel_complete_59660 +enable_so_fat_free_clusters_fndecl_59665 fat_free_clusters fndecl 2 59665 NULL +enable_so_mgmt_remote_name_fndecl_59667 mgmt_remote_name fndecl 7 59667 NULL nohasharray +enable_so_amdgpu_kms_compat_ioctl_fndecl_59667 amdgpu_kms_compat_ioctl fndecl 2 59667 &enable_so_mgmt_remote_name_fndecl_59667 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&enable_so_sample_rate_min_lola_60104 +enable_so_vxfs_iget_fndecl_60105 vxfs_iget fndecl 2 60105 NULL +enable_so_ufs_new_fragments_fndecl_60109 ufs_new_fragments fndecl 4-5-3 60109 NULL +enable_so_tegra_slink_start_rx_dma_fndecl_60111 tegra_slink_start_rx_dma fndecl 2 60111 NULL +enable_so_raid10_find_virt_fndecl_60115 raid10_find_virt fndecl 0-3-2 60115 NULL nohasharray +enable_so_num_tx_bnad_60115 num_tx bnad 0 60115 &enable_so_raid10_find_virt_fndecl_60115 +enable_so_display_height_vivid_dev_60116 display_height vivid_dev 0 60116 NULL +enable_so_ht_ast_vbios_enhtable_60121 ht ast_vbios_enhtable 0 60121 NULL +enable_so_vga_vram_end_vardecl_vgacon_c_60130 vga_vram_end vardecl_vgacon.c 0 60130 NULL nohasharray +enable_so_iwl_dump_nic_event_log_fndecl_60130 iwl_dump_nic_event_log fndecl 0 60130 &enable_so_vga_vram_end_vardecl_vgacon_c_60130 +enable_so_fb_base_drm_mode_config_60135 fb_base drm_mode_config 0 60135 NULL +enable_so_external_rate_fndecl_60138 external_rate fndecl 0 60138 NULL +enable_so_pci_xr17c154_setup_fndecl_60140 pci_xr17c154_setup fndecl 4 60140 NULL +enable_so_data_len_ib_ucm_event_60142 data_len ib_ucm_event 0 60142 NULL +enable_so_scalar_len_ccp_ecc_point_math_60144 scalar_len ccp_ecc_point_math 0 60144 NULL +enable_so_index_drm_minor_60149 index drm_minor 0 60149 NULL +enable_so_pipeline_dec_packet_in_read_fndecl_60151 pipeline_dec_packet_in_read fndecl 3 60151 NULL +enable_so_skb_checksum_setup_ip_fndecl_60154 skb_checksum_setup_ip fndecl 3 60154 NULL +enable_so_pvid_net_port_vlans_60155 pvid net_port_vlans 0 60155 NULL +enable_so_dt_mem_next_cell_fndecl_60162 dt_mem_next_cell fndecl 0 60162 NULL +enable_so_drm_fb_helper_initial_config_fndecl_60163 drm_fb_helper_initial_config fndecl 2 60163 NULL nohasharray +enable_so_smem_start_fb_fix_screeninfo_60163 smem_start fb_fix_screeninfo 0 60163 &enable_so_drm_fb_helper_initial_config_fndecl_60163 +enable_so_num_pages_mlx5_eqe_page_req_60166 num_pages mlx5_eqe_page_req 0 60166 NULL nohasharray 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&enable_so_maxframe_caifsock_62201 +enable_so_param_count_acpi_evaluate_info_62202 param_count acpi_evaluate_info 0 62202 NULL +enable_so_inum_size_entry_62204 inum size_entry 0 62204 NULL +enable_so_locked_rate_snd_sb_62221 locked_rate snd_sb 0 62221 NULL +enable_so_datainterval_snd_usb_endpoint_62227 datainterval snd_usb_endpoint 0 62227 NULL +enable_so_sense_len_request_62229 sense_len request 0 62229 NULL +enable_so_shmem_getpage_gfp_fndecl_62239 shmem_getpage_gfp fndecl 2 62239 NULL +enable_so_snd_pcm_alloc_vmalloc_buffer_fndecl_62240 snd_pcm_alloc_vmalloc_buffer fndecl 2 62240 NULL +enable_so_btrfs_set_extent_delalloc_fndecl_62264 btrfs_set_extent_delalloc fndecl 3-2 62264 NULL +enable_so_num_rxqs_octeon_nic_if_config_62266 num_rxqs octeon_nic_if_config 0 62266 NULL +enable_so_usable_leb_size_ubi_volume_62272 usable_leb_size ubi_volume 0 62272 NULL +enable_so_cfpkt_add_body_fndecl_62277 cfpkt_add_body fndecl 3 62277 NULL +enable_so_msb_get_free_block_fndecl_62282 msb_get_free_block fndecl 0 62282 NULL +enable_so_email_size_x509_parse_context_62283 email_size x509_parse_context 0 62283 NULL +enable_so_gx1_line_delta_fndecl_62286 gx1_line_delta fndecl 0 62286 NULL +enable_so_omfs_scan_list_fndecl_62289 omfs_scan_list fndecl 2 62289 NULL +enable_so___kvm_read_guest_page_fndecl_62291 __kvm_read_guest_page fndecl 2-5 62291 NULL +enable_so_num_arq_entries_i40e_adminq_info_62293 num_arq_entries i40e_adminq_info 0 62293 NULL +enable_so_max_io_mvumi_hba_62301 max_io mvumi_hba 0 62301 NULL +enable_so_ceph_llseek_fndecl_62305 ceph_llseek fndecl 2 62305 NULL +enable_so_sb_rbmblocks_xfs_sb_62307 sb_rbmblocks xfs_sb 0 62307 NULL +enable_so_rtl2832_sdr_convert_stream_fndecl_62308 rtl2832_sdr_convert_stream fndecl 0-4 62308 NULL +enable_so_ircomm_tty_connect_confirm_fndecl_62310 ircomm_tty_connect_confirm fndecl 4-5 62310 NULL nohasharray +enable_so_iov_data_count_iscsi_cmd_62310 iov_data_count iscsi_cmd 0 62310 &enable_so_ircomm_tty_connect_confirm_fndecl_62310 +enable_so_map_extent_mft_record_fndecl_62312 map_extent_mft_record fndecl 2 62312 NULL nohasharray +enable_so_alloc_ctrl_packet_fndecl_62312 alloc_ctrl_packet fndecl 1 62312 &enable_so_map_extent_mft_record_fndecl_62312 +enable_so_ss_channels_snd_rme9652_62315 ss_channels snd_rme9652 0 62315 NULL +enable_so_erst_writer_fndecl_62318 erst_writer fndecl 7 62318 NULL +enable_so_vlan_tag_ocrdma_eth_vlan_62320 vlan_tag ocrdma_eth_vlan 0 62320 NULL +enable_so_ext2_new_block_fndecl_62326 ext2_new_block fndecl 0-2 62326 NULL +enable_so_qib_get_user_pages_fndecl_62338 qib_get_user_pages fndecl 1 62338 NULL nohasharray +enable_so_hdrlen_adm8211_tx_ring_info_62338 hdrlen adm8211_tx_ring_info 0 62338 &enable_so_qib_get_user_pages_fndecl_62338 nohasharray +enable_so_bbtskipbytes_denali_nand_info_62338 bbtskipbytes denali_nand_info 0 62338 &enable_so_hdrlen_adm8211_tx_ring_info_62338 +enable_so_pagf_flcount_xfs_perag_62340 pagf_flcount xfs_perag 0 62340 NULL +enable_so_reiserfs_update_sd_size_fndecl_62345 reiserfs_update_sd_size fndecl 3 62345 NULL nohasharray +enable_so_lov_emerg_alloc_fndecl_62345 lov_emerg_alloc fndecl 1 62345 &enable_so_reiserfs_update_sd_size_fndecl_62345 +enable_so_write_file_spectral_bins_fndecl_62347 write_file_spectral_bins fndecl 3 62347 NULL +enable_so_pcl_status_pcl_62348 pcl_status pcl 0 62348 NULL +enable_so_C_SYSC_select_fndecl_62350 C_SYSC_select fndecl 1 62350 NULL +enable_so_mpi_resize_fndecl_62353 mpi_resize fndecl 2 62353 NULL +enable_so_raid56_parity_write_fndecl_62355 raid56_parity_write fndecl 0-4 62355 NULL +enable_so_reglen_bfad_s_62360 reglen bfad_s 0 62360 NULL +enable_so_fm10k_iov_alloc_data_fndecl_62361 fm10k_iov_alloc_data fndecl 2 62361 NULL +enable_so_rawv6_sendmsg_fndecl_62363 rawv6_sendmsg fndecl 3 62363 NULL +enable_so_ts_read_fndecl_62364 ts_read fndecl 3 62364 NULL +enable_so_drxbsp_i2c_write_read_fndecl_62366 drxbsp_i2c_write_read fndecl 5-2 62366 NULL 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fndecl 4 62394 NULL nohasharray +enable_so_xfer_to_user_fndecl_62394 xfer_to_user fndecl 3 62394 &enable_so___generic_block_fiemap_fndecl_62394 +enable_so_hwCBP_td_62396 hwCBP td 0 62396 NULL +enable_so_len_scifioctl_node_ids_62402 len scifioctl_node_ids 0 62402 NULL +enable_so_pty_write_fndecl_62406 pty_write fndecl 3 62406 NULL nohasharray +enable_so_tnode_new_fndecl_62406 tnode_new fndecl 3 62406 &enable_so_pty_write_fndecl_62406 +enable_so_segment_acpi_pci_root_62407 segment acpi_pci_root 0 62407 NULL +enable_so_rtsx_usb_get_rsp_fndecl_62408 rtsx_usb_get_rsp fndecl 2-0 62408 NULL nohasharray +enable_so_do_huge_pmd_wp_page_fndecl_62408 do_huge_pmd_wp_page fndecl 3 62408 &enable_so_rtsx_usb_get_rsp_fndecl_62408 nohasharray +enable_so_fill_holes_fndecl_62408 fill_holes fndecl 4-5 62408 &enable_so_do_huge_pmd_wp_page_fndecl_62408 +enable_so_gfs2_log_bmap_fndecl_62411 gfs2_log_bmap fndecl 0 62411 NULL +enable_so_unmap_page_range_fndecl_62415 unmap_page_range fndecl 4-3 62415 NULL 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+enable_so_rx_ring_tail_sc92031_priv_62486 rx_ring_tail sc92031_priv 0 62486 &enable_so_ide_end_rq_fndecl_62486 +enable_so_mlx5_ib_reg_user_mr_fndecl_62488 mlx5_ib_reg_user_mr fndecl 4-2-3 62488 NULL nohasharray +enable_so_oh_len_xlog_op_header_62488 oh_len xlog_op_header 0 62488 &enable_so_mlx5_ib_reg_user_mr_fndecl_62488 +enable_so_symsize_persistent_ram_ecc_info_62489 symsize persistent_ram_ecc_info 0 62489 NULL +enable_so_residual_len_sts_entry_fx00_62491 residual_len sts_entry_fx00 0 62491 NULL nohasharray +enable_so_dlen_ippp_ccp_reset_state_62491 dlen ippp_ccp_reset_state 0 62491 &enable_so_residual_len_sts_entry_fx00_62491 +enable_so_filemap_write_and_wait_range_fndecl_62492 filemap_write_and_wait_range fndecl 0-2-3 62492 NULL nohasharray +enable_so_svc_sock_setbufsize_fndecl_62492 svc_sock_setbufsize fndecl 2 62492 &enable_so_filemap_write_and_wait_range_fndecl_62492 +enable_so_evtchn_write_fndecl_62493 evtchn_write fndecl 3 62493 NULL +enable_so_try_charge_fndecl_62496 try_charge fndecl 0 62496 NULL +enable_so_vmci_transport_set_buffer_size_fndecl_62498 vmci_transport_set_buffer_size fndecl 2 62498 NULL +enable_so_de_type_gfs2_dirent_62502 de_type gfs2_dirent 0 62502 NULL +enable_so_max_enic_rfs_flw_tbl_62505 max enic_rfs_flw_tbl 0 62505 NULL +enable_so_rq_tailsz_smb_rqst_62506 rq_tailsz smb_rqst 0 62506 NULL +enable_so_jade_ale_bkm_hw_62507 jade_ale bkm_hw 0 62507 NULL +enable_so_sgs_per_request_skd_device_62508 sgs_per_request skd_device 0 62508 NULL +enable_so_mpage_alloc_fndecl_62512 mpage_alloc fndecl 2-3 62512 NULL +enable_so_dma_phys_netup_unidvb_dev_62519 dma_phys netup_unidvb_dev 0 62519 NULL +enable_so_batadv_is_ap_isolated_fndecl_62523 batadv_is_ap_isolated fndecl 4 62523 NULL +enable_so_rx_buf_sz_iadev_priv_62524 rx_buf_sz iadev_priv 0 62524 NULL +enable_so_local_len_t3_rdma_read_wr_62533 local_len t3_rdma_read_wr 0 62533 NULL +enable_so_kvm_host_page_size_fndecl_62535 kvm_host_page_size fndecl 0-2 62535 NULL +enable_so_len_ErrMsg_62547 len ErrMsg 0 62547 NULL +enable_so___ext4_get_inode_loc_fndecl_62551 __ext4_get_inode_loc fndecl 0 62551 NULL +enable_so_num_cq_entries_hba_parameters_62556 num_cq_entries hba_parameters 0 62556 NULL +enable_so_rsi_sdio_host_intf_read_pkt_fndecl_62557 rsi_sdio_host_intf_read_pkt fndecl 3 62557 NULL +enable_so_lx_framebuffer_size_fndecl_62562 lx_framebuffer_size fndecl 0 62562 NULL +enable_so_wDatagramLength_usb_cdc_ncm_dpe16_62564 wDatagramLength usb_cdc_ncm_dpe16 0 62564 NULL +enable_so_outbuf_dma_ati_remote_62567 outbuf_dma ati_remote 0 62567 NULL +enable_so_svc_pool_map_get_fndecl_62569 svc_pool_map_get fndecl 0 62569 NULL +enable_so_numscales_vardecl_longhaul_c_62570 numscales vardecl_longhaul.c 0 62570 NULL +enable_so_get_active_stripe_fndecl_62581 get_active_stripe fndecl 2 62581 NULL +enable_so_btrfs_check_data_free_space_fndecl_62583 btrfs_check_data_free_space fndecl 0 62583 NULL +enable_so_xenfb_write_fndecl_62599 xenfb_write fndecl 3 62599 NULL 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+enable_so_min_pkt_size_pktgen_dev_62629 min_pkt_size pktgen_dev 0 62629 NULL +enable_so_get_vm_area_size_fndecl_62631 get_vm_area_size fndecl 0 62631 NULL +enable_so_virtio_gpu_ttm_tt_create_fndecl_62636 virtio_gpu_ttm_tt_create fndecl 2 62636 NULL nohasharray +enable_so_wil_change_mtu_fndecl_62636 wil_change_mtu fndecl 2 62636 &enable_so_virtio_gpu_ttm_tt_create_fndecl_62636 +enable_so_fs_path_prepare_for_add_fndecl_62638 fs_path_prepare_for_add fndecl 0-2 62638 NULL nohasharray +enable_so_ath6kl_wmi_get_stats_cmd_fndecl_62638 ath6kl_wmi_get_stats_cmd fndecl 2 62638 &enable_so_fs_path_prepare_for_add_fndecl_62638 +enable_so_fts_rtllib_device_62643 fts rtllib_device 0 62643 NULL +enable_so_cfg_sg_seg_cnt_lpfc_hba_62646 cfg_sg_seg_cnt lpfc_hba 0 62646 NULL nohasharray +enable_so_i_iget5_offset_iso_inode_info_62646 i_iget5_offset iso_inode_info 0 62646 &enable_so_cfg_sg_seg_cnt_lpfc_hba_62646 +enable_so_usb_alloc_urb_fndecl_62655 usb_alloc_urb fndecl 1 62655 NULL +enable_so_curr_len_max3421_hcd_62658 curr_len max3421_hcd 0 62658 NULL +enable_so_count_pch_gbe_rx_ring_62662 count pch_gbe_rx_ring 0 62662 NULL +enable_so_irq_max_tg3_62664 irq_max tg3 0 62664 NULL +enable_so_calculate_discard_block_size_fndecl_62667 calculate_discard_block_size fndecl 0-1 62667 NULL nohasharray +enable_so_alloc_new_reservation_fndecl_62667 alloc_new_reservation fndecl 0 62667 &enable_so_calculate_discard_block_size_fndecl_62667 nohasharray +enable_so_base_i40e_hmc_obj_info_62667 base i40e_hmc_obj_info 0 62667 &enable_so_alloc_new_reservation_fndecl_62667 +enable_so_qxl_gem_object_create_fndecl_62668 qxl_gem_object_create fndecl 2 62668 NULL +enable_so_max_outstanding_tx_leaf_msg_softinfo_62669 max_outstanding_tx leaf_msg_softinfo 0 62669 NULL nohasharray +enable_so_bss_priv_size_wiphy_62669 bss_priv_size wiphy 0 62669 &enable_so_max_outstanding_tx_leaf_msg_softinfo_62669 +enable_so_pci_cfg_space_size_ext_fndecl_62679 pci_cfg_space_size_ext fndecl 0 62679 NULL 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65079 NULL +enable_so_SyS_bpf_fndecl_65081 SyS_bpf fndecl 3 65081 NULL +enable_so_frame_size_pwc_device_65084 frame_size pwc_device 0 65084 NULL +enable_so_fcoe_len_fcoe_rport_65085 fcoe_len fcoe_rport 0 65085 NULL +enable_so_width_cx88_core_65086 width cx88_core 0 65086 NULL nohasharray +enable_so_capi_ttyminors_vardecl_capi_c_65086 capi_ttyminors vardecl_capi.c 0 65086 &enable_so_width_cx88_core_65086 +enable_so_num_tx_bds_bcmgenet_priv_65087 num_tx_bds bcmgenet_priv 0 65087 NULL +enable_so_size_ion_test_rw_data_65088 size ion_test_rw_data 0 65088 NULL +enable_so_queue_depth_se_node_acl_65089 queue_depth se_node_acl 0 65089 NULL +enable_so_max_write_send_sge_ocrdma_mbx_query_config_65090 max_write_send_sge ocrdma_mbx_query_config 0 65090 NULL +enable_so_sco_send_frame_fndecl_65092 sco_send_frame fndecl 3 65092 NULL +enable_so_rtw_android_get_macaddr_fndecl_65095 rtw_android_get_macaddr fndecl 0 65095 NULL +enable_so_cfg_num_qs_be_adapter_65098 cfg_num_qs be_adapter 0 65098 NULL 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+enable_so_hsi_alloc_controller_fndecl_65113 hsi_alloc_controller fndecl 1 65113 NULL +enable_so_fat_alloc_new_dir_fndecl_65115 fat_alloc_new_dir fndecl 0 65115 NULL +enable_so_amdgpu_bo_list_set_fndecl_65117 amdgpu_bo_list_set fndecl 5 65117 NULL +enable_so_wpa_ie_len_libipw_device_65120 wpa_ie_len libipw_device 0 65120 NULL +enable_so_scrub_extent_for_parity_fndecl_65123 scrub_extent_for_parity fndecl 3-2-4 65123 NULL +enable_so_keyctl_instantiate_key_fndecl_65132 keyctl_instantiate_key fndecl 3 65132 NULL +enable_so_qib_rcvhdrentsize_vardecl_qib_iba7322_c_65133 qib_rcvhdrentsize vardecl_qib_iba7322.c 0 65133 NULL +enable_so_do_ip_setsockopt_fndecl_65135 do_ip_setsockopt fndecl 5 65135 NULL +enable_so_kimage_file_alloc_init_fndecl_65136 kimage_file_alloc_init fndecl 5 65136 NULL +enable_so_num_pipe_drm_psb_private_65138 num_pipe drm_psb_private 0 65138 NULL +enable_so_ixgbe_dbg_netdev_ops_read_fndecl_65148 ixgbe_dbg_netdev_ops_read fndecl 3 65148 NULL +enable_so_depth_sh_veu_format_65150 depth sh_veu_format 0 65150 NULL +enable_so___recover_dot_dentries_fndecl_65151 __recover_dot_dentries fndecl 2 65151 NULL +enable_so_piocnt_qib_ctxtdata_65161 piocnt qib_ctxtdata 0 65161 NULL nohasharray +enable_so_nexthdrlen_lowpan_nhc_65161 nexthdrlen lowpan_nhc 0 65161 &enable_so_piocnt_qib_ctxtdata_65161 nohasharray +enable_so_dma_txsize_vardecl_stmmac_main_c_65161 dma_txsize vardecl_stmmac_main.c 0 65161 &enable_so_nexthdrlen_lowpan_nhc_65161 +enable_so_mwifiex_cmd_append_vsie_tlv_fndecl_65164 mwifiex_cmd_append_vsie_tlv fndecl 0 65164 NULL +enable_so_ccp_get_dm_area_fndecl_65170 ccp_get_dm_area fndecl 4 65170 NULL +enable_so___ext4_block_zero_page_range_fndecl_65173 __ext4_block_zero_page_range fndecl 3 65173 NULL +enable_so_crb_read_netxen_adapter_65178 crb_read netxen_adapter 0 65178 NULL +enable_so_xfs_rtget_summary_fndecl_65179 xfs_rtget_summary fndecl 4-3 65179 NULL +enable_so_usb_gadget_get_string_fndecl_65180 usb_gadget_get_string fndecl 0 65180 NULL +enable_so_fat_total_sect_fat_bios_param_block_65184 fat_total_sect fat_bios_param_block 0 65184 NULL +enable_so_svc_tcp_restore_pages_fndecl_65189 svc_tcp_restore_pages fndecl 0 65189 NULL +enable_so_free_blk_ocfs2_cached_block_free_65195 free_blk ocfs2_cached_block_free 0 65195 NULL +enable_so_get_fdb_entries_fndecl_65199 get_fdb_entries fndecl 3 65199 NULL +enable_so_xfs_bmap_shift_extents_fndecl_65200 xfs_bmap_shift_extents fndecl 4 65200 NULL +enable_so_NumIdentPartitions_cfi_intelext_regioninfo_65201 NumIdentPartitions cfi_intelext_regioninfo 0 65201 NULL +enable_so_SyS_sched_getattr_fndecl_65202 SyS_sched_getattr fndecl 3 65202 NULL +enable_so_ackr_win_top_rxrpc_call_65205 ackr_win_top rxrpc_call 0 65205 NULL +enable_so_height_dt3155_priv_65206 height dt3155_priv 0 65206 NULL nohasharray +enable_so_fat_shortname2uni_fndecl_65206 fat_shortname2uni fndecl 0 65206 &enable_so_height_dt3155_priv_65206 +enable_so_aper_size_radeon_mc_65212 aper_size radeon_mc 0 65212 NULL +enable_so_get_regs_len_ethtool_ops_65213 get_regs_len ethtool_ops 0 65213 NULL +enable_so_i40evf_change_mtu_fndecl_65220 i40evf_change_mtu fndecl 2 65220 NULL nohasharray +enable_so_port_num_ib_qp_attr_65220 port_num ib_qp_attr 0 65220 &enable_so_i40evf_change_mtu_fndecl_65220 +enable_so_maxresp_sz_nfsd4_channel_attrs_65221 maxresp_sz nfsd4_channel_attrs 0 65221 NULL +enable_so_read_gssp_fndecl_65224 read_gssp fndecl 3 65224 NULL nohasharray +enable_so_memory_manufacturer_code_ms_boot_attr_info_65224 memory_manufacturer_code ms_boot_attr_info 0 65224 &enable_so_read_gssp_fndecl_65224 +enable_so_sci_rxfill_fndecl_65226 sci_rxfill fndecl 0 65226 NULL +enable_so_ocfs2_xattr_bucket_get_name_value_fndecl_65230 ocfs2_xattr_bucket_get_name_value fndecl 0 65230 NULL +enable_so_iscsi_iser_recv_fndecl_65231 iscsi_iser_recv fndecl 4 65231 NULL +enable_so_fb_max_height_vmw_private_65243 fb_max_height vmw_private 0 65243 NULL +enable_so_ext4_da_write_inline_data_begin_fndecl_65244 ext4_da_write_inline_data_begin fndecl 4-3 65244 NULL nohasharray +enable_so_word3_alx_rrd_65244 word3 alx_rrd 0 65244 &enable_so_ext4_da_write_inline_data_begin_fndecl_65244 +enable_so_range_end_writeback_control_65245 range_end writeback_control 0 65245 NULL +enable_so_bytes_dump_iterator_65249 bytes dump_iterator 0 65249 NULL +enable_so_cx24116_writeregN_fndecl_65252 cx24116_writeregN fndecl 4 65252 NULL +enable_so_ctx_blk_size_cnic_eth_dev_65262 ctx_blk_size cnic_eth_dev 0 65262 NULL +enable_so_tool_peer_spad_read_fndecl_65263 tool_peer_spad_read fndecl 3 65263 NULL +enable_so_get_dir_index_using_offset_fndecl_65267 get_dir_index_using_offset fndecl 0-7 65267 NULL +enable_so_ubi_self_check_all_ff_fndecl_65268 ubi_self_check_all_ff fndecl 4 65268 NULL +enable_so_portnames_read_fndecl_65269 portnames_read fndecl 3 65269 NULL +enable_so_m_ialloc_blks_xfs_mount_65284 m_ialloc_blks xfs_mount 0 65284 NULL +enable_so_size_t4_rq_65285 size t4_rq 0 65285 NULL +enable_so_update_stat_data_fndecl_65289 update_stat_data fndecl 3 65289 NULL +enable_so_hpfs_translate_name_fndecl_65290 hpfs_translate_name fndecl 3 65290 NULL +enable_so_wear_eb_count_vardecl_nandsim_c_65291 wear_eb_count vardecl_nandsim.c 0 65291 NULL +enable_so_usb_stor_probe2_fndecl_65298 usb_stor_probe2 fndecl 0 65298 NULL nohasharray +enable_so_rt2x00debug_write_rfcsr_fndecl_65298 rt2x00debug_write_rfcsr fndecl 3 65298 &enable_so_usb_stor_probe2_fndecl_65298 +enable_so_txfifo_size_lpuart_port_65300 txfifo_size lpuart_port 0 65300 NULL nohasharray +enable_so_ntfs_bmap_fndecl_65300 ntfs_bmap fndecl 2 65300 &enable_so_txfifo_size_lpuart_port_65300 +enable_so_memory_lseek_fndecl_65306 memory_lseek fndecl 2 65306 NULL +enable_so_in_param_mlx4_vhcr_65311 in_param mlx4_vhcr 0 65311 NULL +enable_so_mt312_read_fndecl_65312 mt312_read fndecl 4 65312 NULL +enable_so_max_pfn_vardecl_65317 max_pfn vardecl 0 65317 NULL +enable_so_ExtPageLength__MPI2_CONFIG_REPLY_65319 ExtPageLength _MPI2_CONFIG_REPLY 0 65319 NULL +enable_so_data_length_iscsi_scsi_req_65321 data_length iscsi_scsi_req 0 65321 NULL nohasharray +enable_so_info_arc_emac_bd_65321 info arc_emac_bd 0 65321 &enable_so_data_length_iscsi_scsi_req_65321 +enable_so_dm_get_reserved_rq_based_ios_fndecl_65322 dm_get_reserved_rq_based_ios fndecl 0 65322 NULL +enable_so_brcmf_flowring_attach_fndecl_65325 brcmf_flowring_attach fndecl 2 65325 NULL +enable_so_align_size_hwbus_ops_65327 align_size hwbus_ops 0 65327 NULL +enable_so_ath10k_wmi_start_scan_tlvs_len_fndecl_65331 ath10k_wmi_start_scan_tlvs_len fndecl 0 65331 NULL +enable_so_alloc_in_dirband_fndecl_65332 alloc_in_dirband fndecl 2 65332 NULL +enable_so_panel_count_vbt_r10_65334 panel_count vbt_r10 0 65334 NULL +enable_so_ldisc_receive_fndecl_65343 ldisc_receive fndecl 4 65343 NULL +enable_so_ath6kl_endpoint_stats_read_fndecl_65345 ath6kl_endpoint_stats_read fndecl 3 65345 NULL +enable_so_gss_krb5_cts_crypt_fndecl_65346 gss_krb5_cts_crypt fndecl 3 65346 NULL +enable_so_si476x_radio_fops_read_fndecl_65348 si476x_radio_fops_read fndecl 3 65348 NULL nohasharray +enable_so_snap_count_rbd_image_header_ondisk_65348 snap_count rbd_image_header_ondisk 0 65348 &enable_so_si476x_radio_fops_read_fndecl_65348 +enable_so_len_rpc_pipe_msg_65361 len rpc_pipe_msg 0 65361 NULL +enable_so_dma_out_iguanair_65368 dma_out iguanair 0 65368 NULL nohasharray +enable_so_add_excluded_extent_fndecl_65368 add_excluded_extent fndecl 3-2 65368 &enable_so_dma_out_iguanair_65368 +enable_so_fbucket_size_qlcnic_filter_hash_65369 fbucket_size qlcnic_filter_hash 0 65369 NULL +enable_so_drbd_send_command_fndecl_65377 drbd_send_command fndecl 6-4 65377 NULL +enable_so_nfsd_readv_fndecl_65378 nfsd_readv fndecl 4 65378 NULL +enable_so_edid_max_blocks_vivid_dev_65383 edid_max_blocks vivid_dev 0 65383 NULL nohasharray +enable_so_batadv_tvlv_container_ogm_append_fndecl_65383 batadv_tvlv_container_ogm_append fndecl 0-4 65383 &enable_so_edid_max_blocks_vivid_dev_65383 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+enable_so_macb_init_rx_buffer_size_fndecl_65410 macb_init_rx_buffer_size fndecl 2 65410 NULL +enable_so_lstcon_batch_list_fndecl_65416 lstcon_batch_list fndecl 2 65416 NULL +enable_so_fat_zeroed_cluster_fndecl_65422 fat_zeroed_cluster fndecl 3-2-0 65422 NULL +enable_so_free_bud_entry_65425 free bud_entry 0 65425 NULL nohasharray +enable_so_fq_trees_log_fq_sched_data_65425 fq_trees_log fq_sched_data 0 65425 &enable_so_free_bud_entry_65425 +enable_so_block_size_card_cfg_data_65426 block_size card_cfg_data 0 65426 NULL +enable_so_fdt_get_name_fndecl_65428 fdt_get_name fndecl 2 65428 NULL +enable_so_period_bytes_snd_usb_substream_65430 period_bytes snd_usb_substream 0 65430 NULL +enable_so_tcp_hdrlen_fndecl_65433 tcp_hdrlen fndecl 0 65433 NULL +enable_so_data_in_size_mpt3_ioctl_command_65434 data_in_size mpt3_ioctl_command 0 65434 NULL +enable_so_a2mp_send_fndecl_65436 a2mp_send fndecl 4 65436 NULL +enable_so_lbs_bcnmiss_write_fndecl_65438 lbs_bcnmiss_write fndecl 3 65438 NULL +enable_so_rx_rx_pre_complt_read_fndecl_65446 rx_rx_pre_complt_read fndecl 3 65446 NULL +enable_so_carm_handle_generic_fndecl_65450 carm_handle_generic fndecl 3 65450 NULL +enable_so_squashfs_cache_init_fndecl_65451 squashfs_cache_init fndecl 3-2 65451 NULL +enable_so_xfs_dir3_data_block_free_fndecl_65456 xfs_dir3_data_block_free fndecl 5-4 65456 NULL +enable_so_wNtbOutMaxDatagrams_usb_cdc_ncm_ntb_parameters_65459 wNtbOutMaxDatagrams usb_cdc_ncm_ntb_parameters 0 65459 NULL +enable_so_lfb_base_screen_info_65479 lfb_base screen_info 0 65479 NULL +enable_so_pci_hotplug_io_size_vardecl_65480 pci_hotplug_io_size vardecl 0 65480 NULL +enable_so_isoc_size_wa_seg_65482 isoc_size wa_seg 0 65482 NULL +enable_so_aac_src_ioremap_fndecl_65483 aac_src_ioremap fndecl 2 65483 NULL +enable_so_logical_tree_mod_root_65499 logical tree_mod_root 0 65499 NULL +enable_so_rw_bytes_nd_namespace_common_65501 rw_bytes nd_namespace_common 0 65501 NULL +enable_so_xfs_dir2_shrink_inode_fndecl_65502 xfs_dir2_shrink_inode fndecl 2 65502 NULL +enable_so_bdx_tx_db_init_fndecl_65508 bdx_tx_db_init fndecl 2 65508 NULL +enable_so_remove_device_fndecl_65513 remove_device fndecl 4 65513 NULL nohasharray +enable_so_sys_pwritev_fndecl_65513 sys_pwritev fndecl 3 65513 &enable_so_remove_device_fndecl_65513 +enable_so__recv_fndecl_65526 _recv fndecl 0-3 65526 NULL nohasharray +enable_so_cts_cbc_encrypt_fndecl_65526 cts_cbc_encrypt fndecl 5 65526 &enable_so__recv_fndecl_65526 +enable_so_write_page_nocow_fndecl_65527 write_page_nocow fndecl 2 65527 NULL +enable_so_size_mei_msg_data_65529 size mei_msg_data 0 65529 NULL +enable_so_connector_write_fndecl_65534 connector_write fndecl 3 65534 NULL diff --git a/tools/gcc/size_overflow_plugin/size_overflow_hash_aux.data b/tools/gcc/size_overflow_plugin/size_overflow_hash_aux.data new file mode 100644 index 0000000..17bc0d8 --- /dev/null +++ b/tools/gcc/size_overflow_plugin/size_overflow_hash_aux.data @@ -0,0 +1,92 @@ +enable_so_spa_set_aux_vdevs_fndecl_746 spa_set_aux_vdevs fndecl 3 746 NULL +enable_so_zfs_lookup_fndecl_2144 zfs_lookup fndecl 0 2144 NULL +enable_so_mappedread_fndecl_2627 mappedread fndecl 2 2627 NULL +enable_so_vdev_disk_dio_alloc_fndecl_2957 vdev_disk_dio_alloc fndecl 1 2957 NULL +enable_so_nv_alloc_pushpage_spl_fndecl_4286 nv_alloc_pushpage_spl fndecl 2 4286 NULL +enable_so_zpl_xattr_get_fndecl_4574 zpl_xattr_get fndecl 0 4574 NULL +enable_so_sa_replace_all_by_template_fndecl_5699 sa_replace_all_by_template fndecl 3 5699 NULL +enable_so_dmu_write_fndecl_6048 dmu_write fndecl 4-3 6048 NULL +enable_so_dmu_buf_hold_array_fndecl_6095 dmu_buf_hold_array fndecl 4-3 6095 NULL +enable_so_update_pages_fndecl_6225 update_pages fndecl 2-3 6225 NULL +enable_so_bio_nr_pages_fndecl_7117 bio_nr_pages fndecl 0-2 7117 NULL +enable_so_dmu_buf_hold_array_by_bonus_fndecl_8562 dmu_buf_hold_array_by_bonus fndecl 3-2 8562 NULL +enable_so_zpios_dmu_write_fndecl_8858 zpios_dmu_write fndecl 4-5 8858 NULL +enable_so_ddi_copyout_fndecl_9401 ddi_copyout fndecl 3 9401 NULL +enable_so_avl_numnodes_fndecl_12384 avl_numnodes fndecl 0 12384 NULL +enable_so_dmu_write_uio_dnode_fndecl_12473 dmu_write_uio_dnode fndecl 3 12473 NULL +enable_so_dmu_xuio_init_fndecl_12866 dmu_xuio_init fndecl 2 12866 NULL +enable_so_zpl_read_common_fndecl_14389 zpl_read_common fndecl 0 14389 NULL +enable_so_dmu_snapshot_realname_fndecl_14632 dmu_snapshot_realname fndecl 4 14632 NULL +enable_so_kmem_alloc_debug_fndecl_14852 kmem_alloc_debug fndecl 1 14852 NULL +enable_so_kmalloc_node_nofail_fndecl_15151 kmalloc_node_nofail fndecl 1 15151 NULL +enable_so_dmu_write_uio_fndecl_16351 dmu_write_uio fndecl 4 16351 NULL +enable_so_zfs_log_write_fndecl_16524 zfs_log_write fndecl 6-5 16524 NULL +enable_so_sa_build_layouts_fndecl_16910 sa_build_layouts fndecl 3 16910 NULL +enable_so_dsl_dir_namelen_fndecl_17053 dsl_dir_namelen fndecl 0 17053 NULL +enable_so_kcopy_copy_to_user_fndecl_17336 kcopy_copy_to_user fndecl 5 17336 NULL +enable_so_sa_add_layout_entry_fndecl_17507 sa_add_layout_entry fndecl 3 17507 NULL +enable_so_sa_attr_table_setup_fndecl_18029 sa_attr_table_setup fndecl 3 18029 NULL +enable_so_uiocopy_fndecl_18680 uiocopy fndecl 2 18680 NULL +enable_so_dmu_buf_hold_array_by_dnode_fndecl_19125 dmu_buf_hold_array_by_dnode fndecl 2-3 19125 NULL +enable_so_zpl_acl_from_xattr_fndecl_21141 zpl_acl_from_xattr fndecl 2 21141 NULL +enable_so_dsl_pool_tx_assign_init_fndecl_22518 dsl_pool_tx_assign_init fndecl 2 22518 NULL +enable_so_nvlist_lookup_byte_array_fndecl_22527 nvlist_lookup_byte_array fndecl 0 22527 NULL +enable_so_sa_replace_all_by_template_locked_fndecl_22533 sa_replace_all_by_template_locked fndecl 3 22533 NULL +enable_so_tsd_hash_table_init_fndecl_22559 tsd_hash_table_init fndecl 1 22559 NULL +enable_so_spa_vdev_remove_aux_fndecl_23966 spa_vdev_remove_aux fndecl 4 23966 NULL +enable_so_zpl_xattr_acl_set_access_fndecl_24129 zpl_xattr_acl_set_access fndecl 4 24129 NULL +enable_so_dmu_assign_arcbuf_fndecl_24622 dmu_assign_arcbuf fndecl 2 24622 NULL +enable_so_zap_lookup_norm_fndecl_25166 zap_lookup_norm fndecl 9 25166 NULL +enable_so_dmu_prealloc_fndecl_25456 dmu_prealloc fndecl 4-3 25456 NULL +enable_so_kmalloc_nofail_fndecl_26347 kmalloc_nofail fndecl 1 26347 NULL +enable_so_zfsctl_snapshot_zpath_fndecl_27578 zfsctl_snapshot_zpath fndecl 2 27578 NULL +enable_so_zpios_dmu_read_fndecl_30015 zpios_dmu_read fndecl 4-5 30015 NULL +enable_so_splat_write_fndecl_30943 splat_write fndecl 3 30943 NULL +enable_so_zpl_xattr_get_sa_fndecl_31183 zpl_xattr_get_sa fndecl 0 31183 NULL +enable_so_dmu_read_uio_fndecl_31467 dmu_read_uio fndecl 4 31467 NULL +enable_so_zfs_replay_fuids_fndecl_31479 zfs_replay_fuids fndecl 4 31479 NULL +enable_so_spa_history_log_to_phys_fndecl_31632 spa_history_log_to_phys fndecl 0-1 31632 NULL +enable_so___zpl_xattr_get_fndecl_32601 __zpl_xattr_get fndecl 0 32601 NULL +enable_so_proc_copyout_string_fndecl_34049 proc_copyout_string fndecl 2 34049 NULL +enable_so_nv_alloc_sleep_spl_fndecl_34544 nv_alloc_sleep_spl fndecl 2 34544 NULL +enable_so_nv_alloc_nosleep_spl_fndecl_34761 nv_alloc_nosleep_spl fndecl 2 34761 NULL +enable_so_zap_leaf_array_match_fndecl_36922 zap_leaf_array_match fndecl 4 36922 NULL +enable_so_copyinstr_fndecl_36980 copyinstr fndecl 3 36980 NULL +enable_so_zpl_xattr_acl_set_default_fndecl_37864 zpl_xattr_acl_set_default fndecl 4 37864 NULL +enable_so_splat_read_fndecl_38116 splat_read fndecl 3 38116 NULL +enable_so_sa_setup_fndecl_38756 sa_setup fndecl 4 38756 NULL +enable_so_vdev_disk_physio_fndecl_39898 vdev_disk_physio fndecl 3 39898 NULL +enable_so_arc_buf_size_fndecl_39982 arc_buf_size fndecl 0 39982 NULL +enable_so_kzalloc_nofail_fndecl_40719 kzalloc_nofail fndecl 1 40719 NULL +enable_so_fuidstr_to_sid_fndecl_40777 fuidstr_to_sid fndecl 4 40777 NULL +enable_so_vdev_raidz_matrix_reconstruct_fndecl_40852 vdev_raidz_matrix_reconstruct fndecl 2-3 40852 NULL +enable_so_sa_find_layout_fndecl_40892 sa_find_layout fndecl 4 40892 NULL +enable_so_zpl_xattr_get_dir_fndecl_41918 zpl_xattr_get_dir fndecl 0 41918 NULL +enable_so_zfs_sa_get_xattr_fndecl_42600 zfs_sa_get_xattr fndecl 0 42600 NULL +enable_so_zpl_xattr_acl_set_fndecl_42808 zpl_xattr_acl_set fndecl 4 42808 NULL +enable_so_xdr_dec_array_fndecl_43091 xdr_dec_array fndecl 5 43091 NULL +enable_so_dsl_dataset_namelen_fndecl_43136 dsl_dataset_namelen fndecl 0 43136 NULL +enable_so_kcopy_write_fndecl_43683 kcopy_write fndecl 3 43683 NULL +enable_so_uiomove_fndecl_44355 uiomove fndecl 2 44355 NULL +enable_so_dmu_read_fndecl_44418 dmu_read fndecl 4-3 44418 NULL +enable_so_ddi_copyin_fndecl_44846 ddi_copyin fndecl 3 44846 NULL +enable_so_kcopy_do_get_fndecl_45061 kcopy_do_get fndecl 5 45061 NULL +enable_so_copyin_fndecl_45945 copyin fndecl 3 45945 NULL +enable_so_zil_itx_create_fndecl_46555 zil_itx_create fndecl 2 46555 NULL +enable_so_dmu_write_uio_dbuf_fndecl_48064 dmu_write_uio_dbuf fndecl 3 48064 NULL +enable_so_blk_rq_pos_fndecl_48233 blk_rq_pos fndecl 0 48233 NULL +enable_so_spa_history_write_fndecl_49650 spa_history_write fndecl 3 49650 NULL +enable_so_kcopy_copy_pages_to_user_fndecl_49823 kcopy_copy_pages_to_user fndecl 3-4 49823 NULL +enable_so_zfs_log_write_fndecl_50162 zfs_log_write fndecl 6-5 50162 NULL +enable_so_i_fm_alloc_fndecl_51038 i_fm_alloc fndecl 2 51038 NULL +enable_so_copyout_fndecl_51409 copyout fndecl 3 51409 NULL +enable_so_zvol_log_write_fndecl_54898 zvol_log_write fndecl 4-3 54898 NULL +enable_so_zfs_acl_node_alloc_fndecl_55641 zfs_acl_node_alloc fndecl 1 55641 NULL +enable_so_get_nvlist_fndecl_56685 get_nvlist fndecl 2 56685 NULL +enable_so_zprop_get_numprops_fndecl_56820 zprop_get_numprops fndecl 0 56820 NULL +enable_so_splat_taskq_test4_common_fndecl_59829 splat_taskq_test4_common fndecl 5 59829 NULL +enable_so_zfs_replay_domain_cnt_fndecl_61399 zfs_replay_domain_cnt fndecl 0 61399 NULL +enable_so_zpios_write_fndecl_61823 zpios_write fndecl 3 61823 NULL +enable_so_proc_copyin_string_fndecl_62019 proc_copyin_string fndecl 4 62019 NULL +enable_so_random_get_pseudo_bytes_fndecl_64611 random_get_pseudo_bytes fndecl 2 64611 NULL +enable_so_zpios_read_fndecl_64734 zpios_read fndecl 3 64734 NULL diff --git a/tools/gcc/size_overflow_plugin/size_overflow_ipa.c b/tools/gcc/size_overflow_plugin/size_overflow_ipa.c new file mode 100644 index 0000000..d972178 --- /dev/null +++ b/tools/gcc/size_overflow_plugin/size_overflow_ipa.c @@ -0,0 +1,1226 @@ +/* + * Copyright 2011-2015 by Emese Revfy <re.emese@gmail.com> + * Licensed under the GPL v2, or (at your option) v3 + * + * Homepage: + * https://github.com/ephox-gcc-plugins/size_overflow + * + * Documentation: + * http://forums.grsecurity.net/viewtopic.php?f=7&t=3043 + * + * This plugin recomputes expressions of function arguments marked by a size_overflow attribute + * with double integer precision (DImode/TImode for 32/64 bit integer types). + * The recomputed argument is checked against TYPE_MAX and an event is logged on overflow and the triggering process is killed. + * + * Usage: + * $ make + * $ make run + */ + +#include "size_overflow.h" +#include <libgen.h> + +static void walk_use_def_next_functions(struct walk_use_def_data *use_def_data, tree lhs); + +next_interesting_function_t global_next_interesting_function[GLOBAL_NIFN_LEN]; +static bool global_changed; +#define PRINT_DATA_FLOW true +#define NO_PRINT_DATA_FLOW false + +static struct cgraph_node_hook_list *function_insertion_hook_holder; +static struct cgraph_2node_hook_list *node_duplication_hook_holder; + +struct cgraph_node *get_cnode(const_tree fndecl) +{ + gcc_assert(TREE_CODE(fndecl) == FUNCTION_DECL); +#if BUILDING_GCC_VERSION <= 4005 + return cgraph_get_node((tree)fndecl); +#else + return cgraph_get_node(fndecl); +#endif +} + +static bool compare_next_interesting_functions(next_interesting_function_t cur_node, const char *decl_name, const char *context, unsigned int num) +{ + // Ignore num without a value + if (num != NONE_ARGNUM && cur_node->num != num) + return false; + if (strcmp(cur_node->context, context)) + return false; + return !strcmp(cur_node->decl_name, decl_name); +} + +// Return the context of vardecl. If it is in a file scope then the context is vardecl_filebasename +static const char* get_vardecl_context(const_tree decl) +{ + expanded_location xloc; + char *buf, *path; + const char *bname; + int len; + + xloc = expand_location(DECL_SOURCE_LOCATION(decl)); + gcc_assert(xloc.file); + path = xstrdup(xloc.file); + bname = basename(path); + + len = asprintf(&buf, "vardecl_%s", bname); + gcc_assert(len > 0); + return buf; +} + +// Return the type name for a function pointer (or "fielddecl" if the type has no name), otherwise either "vardecl" or "fndecl" +const char* get_decl_context(const_tree decl) +{ + switch (TREE_CODE(decl)) { + case FUNCTION_DECL: + return "fndecl"; + // TODO: Ignore anonymous types for now + case FIELD_DECL: + return get_type_name_from_field(decl); + case VAR_DECL: + if (TREE_PUBLIC(decl) || DECL_EXTERNAL(decl)) + return "vardecl"; + if (TREE_STATIC(decl) && !TREE_PUBLIC(decl)) + return get_vardecl_context(decl); + // ignore local variable + if (!TREE_STATIC(decl) && !DECL_EXTERNAL(decl)) + return NULL; + default: + debug_tree((tree)decl); + gcc_unreachable(); + } +} + +// Find the function with the specified argument in the list +next_interesting_function_t get_global_next_interesting_function_entry(struct fn_raw_data *raw_data) +{ + next_interesting_function_t cur_node, head; + + head = global_next_interesting_function[raw_data->hash]; + for (cur_node = head; cur_node; cur_node = cur_node->next) { + if (raw_data->marked != ASM_STMT_SO_MARK && cur_node->marked == ASM_STMT_SO_MARK) + continue; + if (compare_next_interesting_functions(cur_node, raw_data->decl_str, raw_data->context, raw_data->num)) + return cur_node; + } + return NULL; +} + +next_interesting_function_t get_global_next_interesting_function_entry_with_hash(struct fn_raw_data *raw_data) +{ + raw_data->hash = get_decl_hash(raw_data->decl, raw_data->decl_str); + if (raw_data->hash == NO_HASH) + return NULL; + + raw_data->context = get_decl_context(raw_data->decl); + if (!raw_data->context) + return NULL; + return get_global_next_interesting_function_entry(raw_data); +} + +next_interesting_function_t create_new_next_interesting_entry(struct fn_raw_data *raw_data, next_interesting_function_t orig_next_node) +{ + next_interesting_function_t new_node; + + new_node = (next_interesting_function_t)xmalloc(sizeof(*new_node)); + new_node->decl_name = xstrdup(raw_data->decl_str); + + gcc_assert(raw_data->context); + new_node->context = xstrdup(raw_data->context); + new_node->hash = raw_data->hash; + new_node->num = raw_data->num; + new_node->next = NULL; + new_node->children = NULL; + new_node->marked = raw_data->marked; + new_node->orig_next_node = orig_next_node; + return new_node; +} + +// Ignore these functions to not explode coverage (+strncmp+fndecl+3+35130+) +static bool temporary_skip_these_functions(struct fn_raw_data *raw_data) +{ + if (raw_data->hash == 35130 && !strcmp(raw_data->decl_str, "strncmp")) + return true; + if (raw_data->hash == 46193 && !strcmp(raw_data->decl_str, "strnlen")) + return true; + if (raw_data->hash == 43267 && !strcmp(raw_data->decl_str, "strncpy")) + return true; + if (raw_data->hash == 10300 && !strcmp(raw_data->decl_str, "strncpy_from_user")) + return true; + if (raw_data->hash == 26117 && !strcmp(raw_data->decl_str, "memchr")) + return true; + if (raw_data->hash == 16203 && !strcmp(raw_data->decl_str, "memchr_inv")) + return true; + if (raw_data->hash == 24269 && !strcmp(raw_data->decl_str, "memcmp")) + return true; + if (raw_data->hash == 60390 && !strcmp(raw_data->decl_str, "memcpy")) + return true; + if (raw_data->hash == 25040 && !strcmp(raw_data->decl_str, "memmove")) + return true; + if (raw_data->hash == 29763 && !strcmp(raw_data->decl_str, "memset")) + return true; + return false; +} + +// Create the main data structure +next_interesting_function_t create_new_next_interesting_decl(struct fn_raw_data *raw_data, next_interesting_function_t orig_next_node) +{ + enum tree_code decl_code = TREE_CODE(raw_data->decl); + + gcc_assert(decl_code == FIELD_DECL || decl_code == FUNCTION_DECL || decl_code == VAR_DECL); + + if (is_vararg(raw_data->decl, raw_data->num)) + return NULL; + + raw_data->hash = get_decl_hash(raw_data->decl, raw_data->decl_str); + if (raw_data->hash == NO_HASH) + return NULL; + if (get_size_overflow_hash_entry_tree(raw_data->decl, raw_data->num, DISABLE_SIZE_OVERFLOW)) + return NULL; + if (temporary_skip_these_functions(raw_data)) + return NULL; + + gcc_assert(raw_data->num <= MAX_PARAM); + // Clones must have an orig_next_node + gcc_assert(!made_by_compiler(raw_data->decl) || orig_next_node); + + raw_data->context = get_decl_context(raw_data->decl); + if (!raw_data->context) + return NULL; + return create_new_next_interesting_entry(raw_data, orig_next_node); +} + +void add_to_global_next_interesting_function(next_interesting_function_t new_entry) +{ + next_interesting_function_t cur_global_head, cur_global, cur_global_end = NULL; + + // new_entry is appended to the end of a list + new_entry->next = NULL; + + cur_global_head = global_next_interesting_function[new_entry->hash]; + if (!cur_global_head) { + global_next_interesting_function[new_entry->hash] = new_entry; + return; + } + + + for (cur_global = cur_global_head; cur_global; cur_global = cur_global->next) { + if (!cur_global->next) + cur_global_end = cur_global; + + if (compare_next_interesting_functions(cur_global, new_entry->decl_name, new_entry->context, new_entry->num)) + return; + } + + gcc_assert(cur_global_end); + cur_global_end->next = new_entry; +} + +/* If the interesting function is a clone then find or create its original next_interesting_function_t node + * and add it to global_next_interesting_function + */ +static next_interesting_function_t create_orig_next_node_for_a_clone(struct fn_raw_data *clone_raw_data) +{ + struct fn_raw_data orig_raw_data; + next_interesting_function_t orig_next_node; + enum tree_code decl_code; + + orig_raw_data.decl = get_orig_fndecl(clone_raw_data->decl); + + if (DECL_BUILT_IN(orig_raw_data.decl) || DECL_BUILT_IN_CLASS(orig_raw_data.decl) == BUILT_IN_NORMAL) + return NULL; + + decl_code = TREE_CODE(orig_raw_data.decl); + if (decl_code == FIELD_DECL || decl_code == VAR_DECL) + orig_raw_data.num = clone_raw_data->num; + else + orig_raw_data.num = get_correct_argnum(clone_raw_data->decl, orig_raw_data.decl, clone_raw_data->num); + + // Skip over ISRA.162 parm decls + if (orig_raw_data.num == CANNOT_FIND_ARG) + return NULL; + + orig_raw_data.decl_str = get_orig_decl_name(orig_raw_data.decl); + orig_raw_data.marked = NO_SO_MARK; + orig_next_node = get_global_next_interesting_function_entry_with_hash(&orig_raw_data); + if (orig_next_node) + return orig_next_node; + + orig_raw_data.marked = clone_raw_data->marked; + orig_next_node = create_new_next_interesting_decl(&orig_raw_data, NULL); + if (!orig_next_node) + return NULL; + + add_to_global_next_interesting_function(orig_next_node); + return orig_next_node; +} + +// Find or create the next_interesting_function_t node for decl and num +next_interesting_function_t get_and_create_next_node_from_global_next_nodes(struct fn_raw_data *raw_data, next_interesting_function_t orig_next_node) +{ + next_interesting_function_t cur_next_cnode; + + if (DECL_NAME(raw_data->decl) == NULL_TREE) + return NULL; + raw_data->decl_str = DECL_NAME_POINTER(raw_data->decl); + + cur_next_cnode = get_global_next_interesting_function_entry_with_hash(raw_data); + if (cur_next_cnode) + goto out; + + if (!orig_next_node && made_by_compiler(raw_data->decl)) { + orig_next_node = create_orig_next_node_for_a_clone(raw_data); + if (!orig_next_node) + return NULL; + } + + cur_next_cnode = create_new_next_interesting_decl(raw_data, orig_next_node); + if (!cur_next_cnode) + return NULL; + + add_to_global_next_interesting_function(cur_next_cnode); +out: + if (cur_next_cnode->marked != raw_data->marked && cur_next_cnode->marked != NO_SO_MARK) + return cur_next_cnode; + + if (raw_data->marked != NO_SO_MARK && cur_next_cnode->marked == NO_SO_MARK) + cur_next_cnode->marked = raw_data->marked; + + return cur_next_cnode; +} + +static bool has_next_interesting_function_chain_node(next_interesting_function_t next_cnodes_head, struct fn_raw_data *raw_data) +{ + next_interesting_function_t cur_node; + + raw_data->decl_str = DECL_NAME_POINTER(raw_data->decl); + raw_data->context = get_decl_context(raw_data->decl); + // Ignore function if there is no context + if (!raw_data->context) + return true; + + for (cur_node = next_cnodes_head; cur_node; cur_node = cur_node->next) { + if (compare_next_interesting_functions(cur_node, raw_data->decl_str, raw_data->context, raw_data->num)) + return true; + } + return false; +} + +static void handle_function(struct walk_use_def_data *use_def_data, tree fndecl, const_tree arg) +{ + struct fn_raw_data raw_data; + next_interesting_function_t orig_next_node, new_node; + + gcc_assert(fndecl != NULL_TREE); + + // ignore builtins to not explode coverage (e.g., memcpy) + if (DECL_BUILT_IN(fndecl) || DECL_BUILT_IN_CLASS(fndecl) == BUILT_IN_NORMAL) + return; + + if (get_intentional_attr_type(fndecl) == MARK_TURN_OFF) + return; + + raw_data.decl = fndecl; + raw_data.decl_str = DECL_NAME_POINTER(fndecl); + raw_data.marked = NO_SO_MARK; + + // convert arg into its position + if (arg == NULL_TREE) + raw_data.num = 0; + else + raw_data.num = find_arg_number_tree(arg, raw_data.decl); + if (raw_data.num == CANNOT_FIND_ARG) + return; + + if (has_next_interesting_function_chain_node(use_def_data->next_cnodes_head, &raw_data)) + return; + + if (made_by_compiler(raw_data.decl)) { + orig_next_node = create_orig_next_node_for_a_clone(&raw_data); + if (!orig_next_node) + return; + } else + orig_next_node = NULL; + + new_node = create_new_next_interesting_decl(&raw_data, orig_next_node); + if (!new_node) + return; + new_node->next = use_def_data->next_cnodes_head; + use_def_data->next_cnodes_head = new_node; +} + +static void walk_use_def_next_functions_phi(struct walk_use_def_data *use_def_data, const_tree result) +{ + gphi *phi = as_a_gphi(get_def_stmt(result)); + unsigned int i, n = gimple_phi_num_args(phi); + + pointer_set_insert(use_def_data->visited, phi); + for (i = 0; i < n; i++) { + tree arg = gimple_phi_arg_def(phi, i); + + walk_use_def_next_functions(use_def_data, arg); + } +} + +static void walk_use_def_next_functions_binary(struct walk_use_def_data *use_def_data, const_tree lhs) +{ + gassign *def_stmt = as_a_gassign(get_def_stmt(lhs)); + tree rhs1, rhs2; + + rhs1 = gimple_assign_rhs1(def_stmt); + rhs2 = gimple_assign_rhs2(def_stmt); + + walk_use_def_next_functions(use_def_data, rhs1); + walk_use_def_next_functions(use_def_data, rhs2); +} + +static void walk_use_def_next_functions_unary(struct walk_use_def_data *use_def_data, const gassign *stmt) +{ + tree rhs1 = gimple_assign_rhs1(stmt); + + walk_use_def_next_functions(use_def_data, rhs1); +} + +void __attribute__((weak)) handle_function_ptr_ret(struct walk_use_def_data *use_def_data __unused, const_tree fn_ptr __unused) +{ +} + +static void create_and_append_new_next_interesting_field_var_decl(struct walk_use_def_data *use_def_data, struct fn_raw_data *raw_data) +{ + next_interesting_function_t new_node; + + if (raw_data->decl == NULL_TREE) + return; + + if (DECL_NAME(raw_data->decl) == NULL_TREE) + return; + + raw_data->decl_str = DECL_NAME_POINTER(raw_data->decl); + raw_data->num = 0; + raw_data->marked = NO_SO_MARK; + + new_node = create_new_next_interesting_decl(raw_data, NULL); + if (!new_node) + return; + new_node->next = use_def_data->next_cnodes_head; + use_def_data->next_cnodes_head = new_node; +} + +static void handle_struct_fields(struct walk_use_def_data *use_def_data, const_tree node) +{ + struct fn_raw_data raw_data; + + switch (TREE_CODE(node)) { + case ARRAY_REF: +#if BUILDING_GCC_VERSION >= 4006 + case MEM_REF: +#endif + case INDIRECT_REF: + case COMPONENT_REF: + raw_data.decl = get_ref_field(node); + break; + // TODO + case BIT_FIELD_REF: + case VIEW_CONVERT_EXPR: + case REALPART_EXPR: + case IMAGPART_EXPR: + return; + default: + debug_tree((tree)node); + gcc_unreachable(); + } + + if (get_intentional_attr_type(raw_data.decl) == MARK_TURN_OFF) + return; + + create_and_append_new_next_interesting_field_var_decl(use_def_data, &raw_data); +} + +static void handle_vardecl(struct walk_use_def_data *use_def_data, tree node) +{ + struct fn_raw_data raw_data; + + raw_data.decl = node; + create_and_append_new_next_interesting_field_var_decl(use_def_data, &raw_data); +} + +/* Find all functions that influence lhs + * + * Encountered functions are added to the children vector (next_interesting_function_t). + */ +static void walk_use_def_next_functions(struct walk_use_def_data *use_def_data, tree lhs) +{ + enum tree_code code; + const_gimple def_stmt; + + if (skip_types(lhs)) + return; + + if (VAR_P(lhs)) { + handle_vardecl(use_def_data, lhs); + return; + } + + code = TREE_CODE(lhs); + if (code == PARM_DECL) { + handle_function(use_def_data, current_function_decl, lhs); + return; + } + + if (TREE_CODE_CLASS(code) == tcc_reference) { + handle_struct_fields(use_def_data, lhs); + return; + } + + if (code != SSA_NAME) + return; + + def_stmt = get_def_stmt(lhs); + if (!def_stmt) + return; + + if (pointer_set_insert(use_def_data->visited, def_stmt)) + return; + + switch (gimple_code(def_stmt)) { + case GIMPLE_NOP: + walk_use_def_next_functions(use_def_data, SSA_NAME_VAR(lhs)); + return; + case GIMPLE_ASM: + if (!is_size_overflow_asm(def_stmt)) + return; + walk_use_def_next_functions(use_def_data, get_size_overflow_asm_input(as_a_const_gasm(def_stmt))); + return; + case GIMPLE_CALL: { + tree fndecl = gimple_call_fndecl(def_stmt); + + if (fndecl != NULL_TREE) { + handle_function(use_def_data, fndecl, NULL_TREE); + return; + } + fndecl = gimple_call_fn(def_stmt); + handle_function_ptr_ret(use_def_data, fndecl); + return; + } + case GIMPLE_PHI: + walk_use_def_next_functions_phi(use_def_data, lhs); + return; + case GIMPLE_ASSIGN: + switch (gimple_num_ops(def_stmt)) { + case 2: + walk_use_def_next_functions_unary(use_def_data, as_a_const_gassign(def_stmt)); + return; + case 3: + walk_use_def_next_functions_binary(use_def_data, lhs); + return; + } + default: + debug_gimple_stmt((gimple)def_stmt); + error("%s: unknown gimple code", __func__); + gcc_unreachable(); + } +} + +// Start the search for next_interesting_function_t children based on the (next_interesting_function_t) parent node +static next_interesting_function_t search_next_functions(tree node, next_interesting_function_t parent) +{ + struct walk_use_def_data use_def_data; + + use_def_data.parent = parent; + use_def_data.next_cnodes_head = NULL; + use_def_data.visited = pointer_set_create(); + + walk_use_def_next_functions(&use_def_data, node); + + pointer_set_destroy(use_def_data.visited); + return use_def_data.next_cnodes_head; +} + +// True if child already exists in the next_interesting_function_t children vector +bool has_next_interesting_function_vec(next_interesting_function_t target, next_interesting_function_t next_node) +{ + unsigned int i; + next_interesting_function_t cur; + + gcc_assert(next_node); + // handle recursion + if (!strcmp(target->decl_name, next_node->decl_name) && target->num == next_node->num) + return true; + +#if BUILDING_GCC_VERSION <= 4007 + if (VEC_empty(next_interesting_function_t, target->children)) + return false; + FOR_EACH_VEC_ELT(next_interesting_function_t, target->children, i, cur) { +#else + FOR_EACH_VEC_SAFE_ELT(target->children, i, cur) { +#endif + if (compare_next_interesting_functions(cur, next_node->decl_name, next_node->context, next_node->num)) + return true; + } + return false; +} + +void push_child(next_interesting_function_t parent, next_interesting_function_t child) +{ + if (!has_next_interesting_function_vec(parent, child)) { +#if BUILDING_GCC_VERSION <= 4007 + VEC_safe_push(next_interesting_function_t, heap, parent->children, child); +#else + vec_safe_push(parent->children, child); +#endif + } +} + +void __attribute__((weak)) check_local_variables(next_interesting_function_t next_node __unused) {} + +// Add children to parent and global_next_interesting_function +static void collect_data_for_execute(next_interesting_function_t parent, next_interesting_function_t children) +{ + next_interesting_function_t cur = children; + + gcc_assert(parent); + + while (cur) { + struct fn_raw_data child_raw_data; + next_interesting_function_t next, child; + + next = cur->next; + + child_raw_data.decl_str = cur->decl_name; + child_raw_data.context = cur->context; + child_raw_data.hash = cur->hash; + child_raw_data.num = cur->num; + child_raw_data.marked = NO_SO_MARK; + child = get_global_next_interesting_function_entry(&child_raw_data); + if (!child) { + add_to_global_next_interesting_function(cur); + child = cur; + } + + check_local_variables(child); + + push_child(parent, child); + + cur = next; + } + + check_local_variables(parent); +} + +next_interesting_function_t __attribute__((weak)) get_and_create_next_node_from_global_next_nodes_fnptr(const_tree fn_ptr __unused, struct fn_raw_data *raw_data __unused) +{ + return NULL; +} + +static next_interesting_function_t create_parent_next_cnode(const_gimple stmt, unsigned int num) +{ + struct fn_raw_data raw_data; + + raw_data.num = num; + raw_data.marked = NO_SO_MARK; + + switch (gimple_code(stmt)) { + case GIMPLE_ASM: + raw_data.decl = current_function_decl; + raw_data.marked = ASM_STMT_SO_MARK; + return get_and_create_next_node_from_global_next_nodes(&raw_data, NULL); + case GIMPLE_CALL: + raw_data.decl = gimple_call_fndecl(stmt); + if (raw_data.decl != NULL_TREE) + return get_and_create_next_node_from_global_next_nodes(&raw_data, NULL); + raw_data.decl = gimple_call_fn(stmt); + return get_and_create_next_node_from_global_next_nodes_fnptr(raw_data.decl, &raw_data); + case GIMPLE_RETURN: + raw_data.decl = current_function_decl; + return get_and_create_next_node_from_global_next_nodes(&raw_data, NULL); + case GIMPLE_ASSIGN: { + tree lhs = gimple_assign_lhs(stmt); + + if (VAR_P(lhs)) + raw_data.decl = lhs; + else + raw_data.decl = get_ref_field(lhs); + if (raw_data.decl == NULL_TREE) + return NULL; + return get_and_create_next_node_from_global_next_nodes(&raw_data, NULL); + } + default: + debug_gimple_stmt((gimple)stmt); + gcc_unreachable(); + } +} + +// Handle potential next_interesting_function_t parent if its argument has an integer type +static void collect_all_possible_size_overflow_fns(const_gimple stmt, tree start_var, unsigned int num) +{ + next_interesting_function_t children_next_cnode, parent_next_cnode; + + // skip void return values + if (start_var == NULL_TREE) + return; + + if (skip_types(start_var)) + return; + + // handle intentional MARK_TURN_OFF + if (check_intentional_size_overflow_asm_and_attribute(start_var) == MARK_TURN_OFF) + return; + + parent_next_cnode = create_parent_next_cnode(stmt, num); + if (!parent_next_cnode) + return; + + children_next_cnode = search_next_functions(start_var, parent_next_cnode); + collect_data_for_execute(parent_next_cnode, children_next_cnode); +} + +static void collect_all_possible_size_overflow_fields_and_vars(const gassign *assign) +{ + tree start_var, decl, lhs = gimple_assign_lhs(assign); + + if (VAR_P(lhs)) + decl = lhs; + else + decl = get_ref_field(lhs); + if (decl == NULL_TREE) + return; + + if (get_intentional_attr_type(decl) == MARK_TURN_OFF) + return; + + start_var = gimple_assign_rhs1(assign); + collect_all_possible_size_overflow_fns(assign, start_var, 0); + + start_var = gimple_assign_rhs2(assign); + collect_all_possible_size_overflow_fns(assign, start_var, 0); + +#if BUILDING_GCC_VERSION >= 4006 + start_var = gimple_assign_rhs3(assign); + collect_all_possible_size_overflow_fns(assign, start_var, 0); +#endif +} + +// Find potential next_interesting_function_t parents +static void handle_cgraph_node(struct cgraph_node *node) +{ + basic_block bb; + tree cur_fndecl = NODE_DECL(node); + + set_current_function_decl(cur_fndecl); + + FOR_EACH_BB_FN(bb, cfun) { + gimple_stmt_iterator gsi; + + for (gsi = gsi_start_bb(bb); !gsi_end_p(gsi); gsi_next(&gsi)) { + tree start_var; + gimple stmt = gsi_stmt(gsi); + + switch (gimple_code(stmt)) { + case GIMPLE_RETURN: { + const greturn *return_stmt = as_a_const_greturn(stmt); + + start_var = gimple_return_retval(return_stmt); + collect_all_possible_size_overflow_fns(return_stmt, start_var, 0); + break; + } + case GIMPLE_ASM: { + const gasm *asm_stmt = as_a_const_gasm(stmt); + + if (!is_size_overflow_insert_check_asm(asm_stmt)) + break; + start_var = get_size_overflow_asm_input(asm_stmt); + collect_all_possible_size_overflow_fns(asm_stmt, start_var, 0); + break; + } + case GIMPLE_CALL: { + unsigned int i, len; + const gcall *call = as_a_const_gcall(stmt); + tree fndecl = gimple_call_fndecl(call); + + if (fndecl != NULL_TREE && (DECL_BUILT_IN(fndecl) || DECL_BUILT_IN_CLASS(fndecl) == BUILT_IN_NORMAL)) + break; + + len = gimple_call_num_args(call); + for (i = 0; i < len; i++) { + start_var = gimple_call_arg(call, i); + collect_all_possible_size_overflow_fns(call, start_var, i + 1); + } + break; + } + case GIMPLE_ASSIGN: + collect_all_possible_size_overflow_fields_and_vars(as_a_const_gassign(stmt)); + break; + default: + break; + } + } + } + + unset_current_function_decl(); +} + +/* Collect all potentially interesting function parameters and return values of integer types + * and store their data flow dependencies + */ +static void size_overflow_generate_summary(void) +{ + struct cgraph_node *node; + + size_overflow_register_hooks(); + + FOR_EACH_FUNCTION(node) { + if (is_valid_cgraph_node(node)) + handle_cgraph_node(node); + } +} + +static void size_overflow_function_insertion_hook(struct cgraph_node *node __unused, void *data __unused) +{ + debug_cgraph_node(node); + gcc_unreachable(); +} + +/* Handle dst if src is in the global_next_interesting_function list. + * If src is a clone then dst inherits the orig_next_node of src otherwise + * src will become the orig_next_node of dst. + */ +static void size_overflow_node_duplication_hook(struct cgraph_node *src, struct cgraph_node *dst, void *data __unused) +{ + next_interesting_function_t head, cur; + struct fn_raw_data src_raw_data; + + src_raw_data.decl = NODE_DECL(src); + src_raw_data.decl_str = DECL_NAME_POINTER(src_raw_data.decl); + src_raw_data.context = get_decl_context(src_raw_data.decl); + if (!src_raw_data.context) + return; + + src_raw_data.num = NONE_ARGNUM; + src_raw_data.marked = NO_SO_MARK; + + head = get_global_next_interesting_function_entry_with_hash(&src_raw_data); + if (!head) + return; + + for (cur = head; cur; cur = cur->next) { + struct fn_raw_data dst_raw_data; + next_interesting_function_t orig_next_node, next_node; + + if (!compare_next_interesting_functions(cur, src_raw_data.decl_str, src_raw_data.context, src_raw_data.num)) + continue; + + dst_raw_data.decl = NODE_DECL(dst); + dst_raw_data.decl_str = cgraph_node_name(dst); + dst_raw_data.marked = cur->marked; + + if (!made_by_compiler(dst_raw_data.decl)) + break; + + // For clones use the original node instead + if (cur->orig_next_node) + orig_next_node = cur->orig_next_node; + else + orig_next_node = cur; + + dst_raw_data.num = get_correct_argnum_fndecl(src_raw_data.decl, dst_raw_data.decl, cur->num); + if (dst_raw_data.num == CANNOT_FIND_ARG) + continue; + + next_node = create_new_next_interesting_decl(&dst_raw_data, orig_next_node); + if (next_node) + add_to_global_next_interesting_function(next_node); + } +} + +void size_overflow_register_hooks(void) +{ + static bool init_p = false; + + if (init_p) + return; + init_p = true; + + function_insertion_hook_holder = cgraph_add_function_insertion_hook(&size_overflow_function_insertion_hook, NULL); + node_duplication_hook_holder = cgraph_add_node_duplication_hook(&size_overflow_node_duplication_hook, NULL); +} + +static void set_yes_so_mark(next_interesting_function_t next_node) +{ + if (next_node->marked == NO_SO_MARK) { + next_node->marked = YES_SO_MARK; + global_changed = true; + } + // Mark the orig decl as well if it's a clone + if (next_node->orig_next_node && next_node->orig_next_node->marked == NO_SO_MARK) { + next_node->orig_next_node->marked = YES_SO_MARK; + global_changed = true; + } +} + +// Determine whether node or orig node is part of a tracked data flow +static bool marked_fn(next_interesting_function_t next_node) +{ + bool is_marked_fn, is_marked_orig = false; + + is_marked_fn = next_node->marked != NO_SO_MARK; + + if (next_node->orig_next_node) + is_marked_orig = next_node->orig_next_node->marked != NO_SO_MARK; + + return is_marked_fn || is_marked_orig; +} + +// Determine whether node or orig node is in the hash table already +static bool already_in_the_hashtable(next_interesting_function_t next_node) +{ + if (next_node->orig_next_node) + next_node = next_node->orig_next_node; + return get_size_overflow_hash_entry(next_node->hash, next_node->decl_name, next_node->context, next_node->num) != NULL; +} + +// Propagate the size_overflow marks up the use-def chains +static bool has_marked_child(next_interesting_function_t next_node) +{ + bool ret = false; + unsigned int i; + next_interesting_function_t child; + +#if BUILDING_GCC_VERSION <= 4007 + if (VEC_empty(next_interesting_function_t, next_node->children)) + return false; + FOR_EACH_VEC_ELT(next_interesting_function_t, next_node->children, i, child) { +#else + FOR_EACH_VEC_SAFE_ELT(next_node->children, i, child) { +#endif + if (marked_fn(child) || already_in_the_hashtable(child)) + ret = true; + } + + return ret; +} + +/* Set YES_SO_MARK on the function, its orig node and children if: + * * the function or its orig node or one of its children is in the hash table already + * * the function's orig node is marked with YES_SO_MARK or ASM_STMT_SO_MARK + * * one of the children is marked with YES_SO_MARK or ASM_STMT_SO_MARK + */ +static bool set_fn_so_mark(next_interesting_function_t next_node) +{ + bool so_fn, so_hashtable, so_child; + + so_hashtable = already_in_the_hashtable(next_node); + so_fn = marked_fn(next_node); + so_child = has_marked_child(next_node); + + if (!so_fn && !so_hashtable && !so_child) + return false; + set_yes_so_mark(next_node); + return true; +} + +// Determine if any of the function pointer targets have data flow between the return value and one of the arguments +static next_interesting_function_t get_same_not_ret_child(next_interesting_function_t parent) +{ + unsigned int i; + next_interesting_function_t child; + +#if BUILDING_GCC_VERSION <= 4007 + if (VEC_empty(next_interesting_function_t, parent->children)) + return NULL; + FOR_EACH_VEC_ELT(next_interesting_function_t, parent->children, i, child) { +#else + FOR_EACH_VEC_SAFE_ELT(parent->children, i, child) { +#endif + if (child->num == 0) + continue; + if (strcmp(parent->decl_name, child->decl_name)) + continue; + if (!strcmp(child->context, "fndecl")) + return child; + } + return NULL; +} + +/* Trace a return value of function pointer type back to an argument via a concrete function + fnptr 0 && fn 0 && (fn 0 -> fn 2) => fnptr 2 */ +static void search_missing_fptr_arg(next_interesting_function_t parent) +{ + next_interesting_function_t child; + unsigned int i; +#if BUILDING_GCC_VERSION <= 4007 + VEC(next_interesting_function_t, heap) *new_children = NULL; +#else + vec<next_interesting_function_t, va_heap, vl_embed> *new_children = NULL; +#endif + + if (parent->num != 0) + return; + if (!strcmp(parent->context, "fndecl")) + return; + if (!strncmp(parent->context, "vardecl", sizeof("vardecl") - 1)) + return; + + // fnptr 0 && fn 0 +#if BUILDING_GCC_VERSION <= 4007 + if (VEC_empty(next_interesting_function_t, parent->children)) + return; + FOR_EACH_VEC_ELT(next_interesting_function_t, parent->children, i, child) { +#else + FOR_EACH_VEC_SAFE_ELT(parent->children, i, child) { +#endif + next_interesting_function_t cur_next_node, tracked_fn; + + if (child->num != 0) + continue; + // (fn 0 -> fn 2) + tracked_fn = get_same_not_ret_child(child); + if (!tracked_fn) + continue; + + // fn 2 => fnptr 2 + for (cur_next_node = global_next_interesting_function[parent->hash]; cur_next_node; cur_next_node = cur_next_node->next) { + if (cur_next_node->num != tracked_fn->num) + continue; + + if (strcmp(parent->decl_name, cur_next_node->decl_name)) + continue; + + if (!has_next_interesting_function_vec(parent, cur_next_node)) { +#if BUILDING_GCC_VERSION <= 4007 + VEC_safe_push(next_interesting_function_t, heap, new_children, cur_next_node); +#else + vec_safe_push(new_children, cur_next_node); +#endif + } + } + } + +#if BUILDING_GCC_VERSION == 4005 + if (VEC_empty(next_interesting_function_t, new_children)) + return; + FOR_EACH_VEC_ELT(next_interesting_function_t, new_children, i, child) + VEC_safe_push(next_interesting_function_t, heap, parent->children, child); +#elif BUILDING_GCC_VERSION <= 4007 + VEC_safe_splice(next_interesting_function_t, heap, parent->children, new_children); +#else + vec_safe_splice(parent->children, new_children); +#endif +} + +static void walk_so_marked_fns(next_interesting_function_set *visited, next_interesting_function_t parent, bool debug) +{ + unsigned int i; + next_interesting_function_t child; + + gcc_assert(parent); + if (!set_fn_so_mark(parent)) + return; + +#if BUILDING_GCC_VERSION <= 4007 + if (VEC_empty(next_interesting_function_t, parent->children)) + return; + FOR_EACH_VEC_ELT(next_interesting_function_t, parent->children, i, child) { +#else + FOR_EACH_VEC_SAFE_ELT(parent->children, i, child) { +#endif + set_yes_so_mark(child); + + if (in_lto_p && debug == PRINT_DATA_FLOW) { + fprintf(stderr, " PARENT: decl: %s-%u context: %s %p\n", parent->decl_name, parent->num, parent->context, parent); + fprintf(stderr, " \tCHILD: decl: %s-%u context: %s %p\n", child->decl_name, child->num, child->context, child); + } + + if (!pointer_set_insert(visited, child)) + walk_so_marked_fns(visited, child, debug); + } +} + +// Do a depth-first recursive dump of the next_interesting_function_t children vector +static void print_missing_functions(next_interesting_function_set *visited, next_interesting_function_t parent) +{ + unsigned int i; + next_interesting_function_t child; + + gcc_assert(parent); + gcc_assert(parent->marked != NO_SO_MARK); + print_missing_function(parent); + +#if BUILDING_GCC_VERSION <= 4007 + if (VEC_empty(next_interesting_function_t, parent->children)) + return; + FOR_EACH_VEC_ELT(next_interesting_function_t, parent->children, i, child) { +#else + FOR_EACH_VEC_SAFE_ELT(parent->children, i, child) { +#endif + gcc_assert(child->marked != NO_SO_MARK); + if (!pointer_set_insert(visited, child)) + print_missing_functions(visited, child); + } +} + +// Set YES_SO_MARK on functions that will be emitted into the hash table +static void search_so_marked_fns(bool debug) +{ + + unsigned int i; + next_interesting_function_set *visited; + next_interesting_function_t cur_global; + + visited = next_interesting_function_pointer_set_create(); + for (i = 0; i < GLOBAL_NIFN_LEN; i++) { + for (cur_global = global_next_interesting_function[i]; cur_global; cur_global = cur_global->next) { + if (cur_global->marked == NO_SO_MARK || pointer_set_insert(visited, cur_global)) + continue; + + if (in_lto_p && debug == PRINT_DATA_FLOW) + fprintf(stderr, "Data flow: decl: %s-%u context: %s %p\n", cur_global->decl_name, cur_global->num, cur_global->context, cur_global); + + walk_so_marked_fns(visited, cur_global, debug); + + if (in_lto_p && debug == PRINT_DATA_FLOW) + fprintf(stderr, "\n"); + } + } + pointer_set_destroy(visited); +} + +// Print functions missing from the hash table +static void print_so_marked_fns(void) +{ + unsigned int i; + next_interesting_function_set *visited; + next_interesting_function_t cur_global; + + visited = next_interesting_function_pointer_set_create(); + for (i = 0; i < GLOBAL_NIFN_LEN; i++) { + for (cur_global = global_next_interesting_function[i]; cur_global; cur_global = cur_global->next) { + if (cur_global->marked != NO_SO_MARK && !pointer_set_insert(visited, cur_global)) + print_missing_functions(visited, cur_global); + } + } + pointer_set_destroy(visited); +} + +void __attribute__((weak)) check_global_variables(next_interesting_function_t cur_global __unused) {} + +// Print all missing interesting functions +static unsigned int size_overflow_execute(void) +{ + unsigned int i; + next_interesting_function_t cur_global; + + if (flag_lto && !in_lto_p) + return 0; + + // Collect vardecls and funtions reachable by function pointers + for (i = 0; i < GLOBAL_NIFN_LEN; i++) { + for (cur_global = global_next_interesting_function[i]; cur_global; cur_global = cur_global->next) { + check_global_variables(cur_global); + search_missing_fptr_arg(cur_global); + } + } + + search_so_marked_fns(PRINT_DATA_FLOW); + while (global_changed) { + global_changed = false; + search_so_marked_fns(NO_PRINT_DATA_FLOW); + } + + print_so_marked_fns(); + + if (in_lto_p) { + fprintf(stderr, "%s: SIZE_OVERFLOW EXECUTE\n", __func__); + print_global_next_interesting_functions(); + } + + return 0; +} + +// Omit the IPA/LTO callbacks until https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61311 gets fixed (license concerns) +#if BUILDING_GCC_VERSION >= 4008 +void __attribute__((weak)) size_overflow_write_summary_lto(void) {} +#elif BUILDING_GCC_VERSION >= 4006 +void __attribute__((weak)) size_overflow_write_summary_lto(cgraph_node_set set __unused, varpool_node_set vset __unused) {} +#else +void __attribute__((weak)) size_overflow_write_summary_lto(cgraph_node_set set __unused) {} +#endif + +void __attribute__((weak)) size_overflow_read_summary_lto(void) {} + +#if BUILDING_GCC_VERSION >= 4009 +static const struct pass_data size_overflow_functions_pass_data = { +#else +static struct ipa_opt_pass_d size_overflow_functions_pass = { + .pass = { +#endif + .type = IPA_PASS, + .name = "size_overflow_functions", +#if BUILDING_GCC_VERSION >= 4008 + .optinfo_flags = OPTGROUP_NONE, +#endif +#if BUILDING_GCC_VERSION >= 5000 +#elif BUILDING_GCC_VERSION >= 4009 + .has_gate = false, + .has_execute = true, +#else + .gate = NULL, + .execute = size_overflow_execute, + .sub = NULL, + .next = NULL, + .static_pass_number = 0, +#endif + .tv_id = TV_NONE, + .properties_required = 0, + .properties_provided = 0, + .properties_destroyed = 0, + .todo_flags_start = 0, + .todo_flags_finish = 0, +#if BUILDING_GCC_VERSION < 4009 + }, + .generate_summary = size_overflow_generate_summary, + .write_summary = size_overflow_write_summary_lto, + .read_summary = size_overflow_read_summary_lto, +#if BUILDING_GCC_VERSION >= 4006 + .write_optimization_summary = size_overflow_write_summary_lto, + .read_optimization_summary = size_overflow_read_summary_lto, +#endif + .stmt_fixup = NULL, + .function_transform_todo_flags_start = 0, + .function_transform = size_overflow_transform, + .variable_transform = NULL, +#endif +}; + +#if BUILDING_GCC_VERSION >= 4009 +namespace { +class size_overflow_functions_pass : public ipa_opt_pass_d { +public: + size_overflow_functions_pass() : ipa_opt_pass_d(size_overflow_functions_pass_data, + g, + size_overflow_generate_summary, + size_overflow_write_summary_lto, + size_overflow_read_summary_lto, + size_overflow_write_summary_lto, + size_overflow_read_summary_lto, + NULL, + 0, + size_overflow_transform, + NULL) {} +#if BUILDING_GCC_VERSION >= 5000 + virtual unsigned int execute(function *) { return size_overflow_execute(); } +#else + unsigned int execute() { return size_overflow_execute(); } +#endif +}; +} + +opt_pass *make_size_overflow_functions_pass(void) +{ + return new size_overflow_functions_pass(); +} +#else +struct opt_pass *make_size_overflow_functions_pass(void) +{ + return &size_overflow_functions_pass.pass; +} +#endif diff --git a/tools/gcc/size_overflow_plugin/size_overflow_misc.c b/tools/gcc/size_overflow_plugin/size_overflow_misc.c new file mode 100644 index 0000000..6075e8f --- /dev/null +++ b/tools/gcc/size_overflow_plugin/size_overflow_misc.c @@ -0,0 +1,505 @@ +/* + * Copyright 2011-2015 by Emese Revfy <re.emese@gmail.com> + * Licensed under the GPL v2, or (at your option) v3 + * + * Homepage: + * https://github.com/ephox-gcc-plugins/size_overflow + * + * Documentation: + * http://forums.grsecurity.net/viewtopic.php?f=7&t=3043 + * + * This plugin recomputes expressions of function arguments marked by a size_overflow attribute + * with double integer precision (DImode/TImode for 32/64 bit integer types). + * The recomputed argument is checked against TYPE_MAX and an event is logged on overflow and the triggering process is killed. + * + * Usage: + * $ make + * $ make run + */ + +#include "size_overflow.h" + +bool is_vararg(const_tree fn, unsigned int num) +{ + tree arg_list; + + if (num == 0) + return false; + if (fn == NULL_TREE) + return false; + if (TREE_CODE(fn) != FUNCTION_DECL) + return false; + + arg_list = TYPE_ARG_TYPES(TREE_TYPE(fn)); + if (arg_list == NULL_TREE) + return false; + + if (tree_last(arg_list) == void_list_node) + return false; + + return num >= (unsigned int)list_length(arg_list); +} + +// Extract the field decl from memory references +tree get_ref_field(const_tree ref) +{ + tree field; + + // TODO: handle nested memory references + switch (TREE_CODE(ref)) { + case ARRAY_REF: + return NULL_TREE; +#if BUILDING_GCC_VERSION >= 4006 + case MEM_REF: +#endif + case INDIRECT_REF: + field = TREE_OPERAND(ref, 0); + break; + case COMPONENT_REF: + field = TREE_OPERAND(ref, 1); + break; + default: + return NULL_TREE; + } + + // TODO + if (TREE_CODE(field) == SSA_NAME) + return NULL_TREE; + // TODO + if (TREE_CODE(field) != FIELD_DECL) + return NULL_TREE; + // TODO + if (TREE_CODE(field) == ADDR_EXPR) + return NULL_TREE; + + return field; +} + +const char *get_type_name_from_field(const_tree field_decl) +{ + const_tree context, type_name; + + if (TREE_CODE(field_decl) != FIELD_DECL) + return NULL; + + context = DECL_CONTEXT(field_decl); + // TODO + if (TREE_CODE(context) != RECORD_TYPE) + return NULL; + gcc_assert(TREE_CODE(context) == RECORD_TYPE); + type_name = TYPE_NAME(TYPE_MAIN_VARIANT(context)); + if (type_name == NULL_TREE) + return NULL; + + if (TREE_CODE(type_name) == IDENTIFIER_NODE) + return IDENTIFIER_POINTER(type_name); + else if (TREE_CODE(type_name) == TYPE_DECL) + return DECL_NAME_POINTER(type_name); + + debug_tree((tree)field_decl); + debug_tree((tree)type_name); + gcc_unreachable(); +} + +// Was the function created by the compiler itself? +bool made_by_compiler(const_tree decl) +{ + enum tree_code decl_code; + struct cgraph_node *node; + + if (FUNCTION_PTR_P(decl)) + return false; + decl_code = TREE_CODE(decl); + if (decl_code == VAR_DECL || decl_code == FIELD_DECL) + return false; + + gcc_assert(decl_code == FUNCTION_DECL); + if (DECL_ABSTRACT_ORIGIN(decl) != NULL_TREE) + return true; + if (DECL_ARTIFICIAL(decl)) + return true; + + node = get_cnode(decl); + if (!node) + return false; + return node->clone_of != NULL; +} + +bool skip_types(const_tree var) +{ + const_tree type; + + type = TREE_TYPE(var); + if (type == NULL_TREE) + return true; + + switch (TREE_CODE(type)) { + case INTEGER_TYPE: + case ENUMERAL_TYPE: + return false; + default: + return true; + } +} + +gimple get_fnptr_def_stmt(const_tree fn_ptr) +{ + gimple def_stmt; + + gcc_assert(fn_ptr != NULL_TREE); + gcc_assert(FUNCTION_PTR_P(fn_ptr)); + + if (is_gimple_constant(fn_ptr)) + return NULL; + + def_stmt = get_def_stmt(fn_ptr); + gcc_assert(def_stmt); + return def_stmt; +} + +gimple get_def_stmt(const_tree node) +{ + gcc_assert(node != NULL_TREE); + + if (TREE_CODE(node) != SSA_NAME) + return NULL; + return SSA_NAME_DEF_STMT(node); +} + +tree create_new_var(tree type) +{ + tree new_var = create_tmp_var(type, "cicus"); + + add_referenced_var(new_var); + return new_var; +} + +static bool skip_cast(tree dst_type, const_tree rhs, bool force) +{ + const_gimple def_stmt = get_def_stmt(rhs); + + if (force) + return false; + + if (is_gimple_constant(rhs)) + return false; + + if (!def_stmt || gimple_code(def_stmt) == GIMPLE_NOP) + return false; + + if (!types_compatible_p(dst_type, TREE_TYPE(rhs))) + return false; + + // DI type can be on 32 bit (from create_assign) but overflow type stays DI + if (LONG_TYPE_SIZE == GET_MODE_BITSIZE(SImode)) + return false; + + return true; +} + +tree cast_a_tree(tree type, tree var) +{ + gcc_assert(type != NULL_TREE); + gcc_assert(var != NULL_TREE); + gcc_assert(fold_convertible_p(type, var)); + + return fold_convert(type, var); +} + +gimple build_cast_stmt(struct visited *visited, tree dst_type, tree rhs, tree lhs, gimple_stmt_iterator *gsi, bool before, bool force) +{ + gassign *assign; + gimple def_stmt; + + gcc_assert(dst_type != NULL_TREE && rhs != NULL_TREE); + gcc_assert(!is_gimple_constant(rhs)); + if (gsi_end_p(*gsi) && before == AFTER_STMT) + gcc_unreachable(); + + def_stmt = get_def_stmt(rhs); + if (def_stmt && gimple_code(def_stmt) != GIMPLE_NOP && skip_cast(dst_type, rhs, force) && pointer_set_contains(visited->my_stmts, def_stmt)) + return def_stmt; + + if (lhs == CREATE_NEW_VAR) + lhs = create_new_var(dst_type); + + assign = gimple_build_assign(lhs, cast_a_tree(dst_type, rhs)); + + if (!gsi_end_p(*gsi)) { + location_t loc = gimple_location(gsi_stmt(*gsi)); + gimple_set_location(assign, loc); + } + + gimple_assign_set_lhs(assign, make_ssa_name(lhs, assign)); + + if (before) + gsi_insert_before(gsi, assign, GSI_NEW_STMT); + else + gsi_insert_after(gsi, assign, GSI_NEW_STMT); + update_stmt(assign); + return assign; +} + +bool is_size_overflow_type(const_tree var) +{ + const char *name; + const_tree type_name, type; + + if (var == NULL_TREE) + return false; + + type = TREE_TYPE(var); + type_name = TYPE_NAME(type); + if (type_name == NULL_TREE) + return false; + + if (DECL_P(type_name)) + name = DECL_NAME_POINTER(type_name); + else + name = IDENTIFIER_POINTER(type_name); + + if (!strncmp(name, "size_overflow_type", 18)) + return true; + return false; +} + +// Determine if a cloned function has all the original arguments +static bool unchanged_arglist(struct cgraph_node *new_node, struct cgraph_node *old_node) +{ + const_tree new_decl_list, old_decl_list; + + if (new_node->clone_of && new_node->clone.tree_map) + return !new_node->clone.args_to_skip; + + new_decl_list = DECL_ARGUMENTS(NODE_DECL(new_node)); + old_decl_list = DECL_ARGUMENTS(NODE_DECL(old_node)); + if (new_decl_list != NULL_TREE && old_decl_list != NULL_TREE) + gcc_assert(list_length(new_decl_list) == list_length(old_decl_list)); + + return true; +} + +unsigned int get_correct_argnum_fndecl(const_tree fndecl, const_tree correct_argnum_of_fndecl, unsigned int num) +{ + unsigned int new_num; + const_tree fndecl_arg; + tree fndecl_arglist = DECL_ARGUMENTS(fndecl); + const_tree arg, target_fndecl_arglist; + + if (num == 0) + return num; + + if (fndecl == correct_argnum_of_fndecl && !DECL_ARTIFICIAL(fndecl)) + return num; + else if (fndecl == correct_argnum_of_fndecl && DECL_ARTIFICIAL(fndecl)) + return CANNOT_FIND_ARG; + + target_fndecl_arglist = DECL_ARGUMENTS(correct_argnum_of_fndecl); + if (fndecl_arglist == NULL_TREE || target_fndecl_arglist == NULL_TREE) + return CANNOT_FIND_ARG; + + fndecl_arg = chain_index(num - 1, fndecl_arglist); + if (fndecl_arg == NULL_TREE) + return CANNOT_FIND_ARG; + + for (arg = target_fndecl_arglist, new_num = 1; arg; arg = TREE_CHAIN(arg), new_num++) { + if (arg == fndecl_arg || !strcmp(DECL_NAME_POINTER(arg), DECL_NAME_POINTER(fndecl_arg))) + return new_num; + } + + return CANNOT_FIND_ARG; +} + +// Find the specified argument in the originally cloned function +static unsigned int clone_argnum_on_orig(struct cgraph_node *new_node, struct cgraph_node *old_node, unsigned int clone_argnum) +{ + bitmap args_to_skip; + unsigned int i, new_argnum = clone_argnum; + + if (unchanged_arglist(new_node, old_node)) + return clone_argnum; + + gcc_assert(new_node->clone_of && new_node->clone.tree_map); + args_to_skip = new_node->clone.args_to_skip; + for (i = 0; i < clone_argnum; i++) { + if (bitmap_bit_p(args_to_skip, i)) + new_argnum++; + } + return new_argnum; +} + +// Find the specified argument in the clone +static unsigned int orig_argnum_on_clone(struct cgraph_node *new_node, struct cgraph_node *old_node, unsigned int orig_argnum) +{ + bitmap args_to_skip; + unsigned int i, new_argnum = orig_argnum; + + if (unchanged_arglist(new_node, old_node)) + return orig_argnum; + + gcc_assert(new_node->clone_of && new_node->clone.tree_map); + args_to_skip = new_node->clone.args_to_skip; + if (bitmap_bit_p(args_to_skip, orig_argnum - 1)) + // XXX torolni kellene a nodeot + return CANNOT_FIND_ARG; + + for (i = 0; i < orig_argnum; i++) { + if (bitmap_bit_p(args_to_skip, i)) + new_argnum--; + } + return new_argnum; +} + +// Associate the argument between a clone and a cloned function +static unsigned int get_correct_argnum_cnode(struct cgraph_node *node, struct cgraph_node *correct_argnum_of_node, unsigned int argnum) +{ + bool node_clone, correct_argnum_of_node_clone; + const_tree correct_argnum_of_node_decl, node_decl; + + if (node == correct_argnum_of_node) + return argnum; + if (argnum == 0) + return argnum; + + correct_argnum_of_node_decl = NODE_DECL(correct_argnum_of_node); + gcc_assert(correct_argnum_of_node_decl != NULL_TREE); + gcc_assert(correct_argnum_of_node && !DECL_ARTIFICIAL(correct_argnum_of_node_decl)); + + if (node) { + node_decl = NODE_DECL(node); + gcc_assert(!DECL_ARTIFICIAL(node_decl)); + node_clone = made_by_compiler(node_decl); + } else { + node_decl = NULL_TREE; + node_clone = false; + } + + if (correct_argnum_of_node_decl == node_decl) + return argnum; + + correct_argnum_of_node_clone = made_by_compiler(correct_argnum_of_node_decl); + // the original decl is lost if both nodes are clones + if (node_clone && correct_argnum_of_node_clone) { + gcc_assert(unchanged_arglist(node, correct_argnum_of_node)); + return argnum; + } + + if (node_clone && !correct_argnum_of_node_clone) + return clone_argnum_on_orig(correct_argnum_of_node, node, argnum); + else if (!node_clone && correct_argnum_of_node_clone) + return orig_argnum_on_clone(correct_argnum_of_node, node, argnum); + + if (node) + debug_tree((tree)NODE_DECL(node)); + debug_tree((tree)correct_argnum_of_node_decl); + gcc_unreachable(); +} + +unsigned int get_correct_argnum(const_tree decl, const_tree correct_argnum_of_decl, unsigned int argnum) +{ + struct cgraph_node *node, *correct_argnum_of_node; + + gcc_assert(decl != NULL_TREE); + gcc_assert(correct_argnum_of_decl != NULL_TREE); + + correct_argnum_of_node = get_cnode(correct_argnum_of_decl); + if (!correct_argnum_of_node || DECL_ARTIFICIAL(decl) || DECL_ARTIFICIAL(correct_argnum_of_decl)) + return get_correct_argnum_fndecl(decl, correct_argnum_of_decl, argnum); + + node = get_cnode(decl); + return get_correct_argnum_cnode(node, correct_argnum_of_node, argnum); +} + +// Find the original cloned function +tree get_orig_fndecl(const_tree clone_fndecl) +{ + struct cgraph_node *node; + + gcc_assert(TREE_CODE(clone_fndecl) == FUNCTION_DECL); + + if (DECL_ABSTRACT_ORIGIN(clone_fndecl)) + return (tree)DECL_ORIGIN(clone_fndecl); + node = get_cnode(clone_fndecl); + if (!node) + return (tree)clone_fndecl; + + while (node->clone_of) + node = node->clone_of; + if (!made_by_compiler(NODE_DECL(node))) + return NODE_DECL(node); + // Return the cloned decl because it is needed for the transform callback + return (tree)clone_fndecl; +} + +static tree get_interesting_fndecl_from_stmt(const gcall *stmt) +{ + if (gimple_call_num_args(stmt) == 0) + return NULL_TREE; + return gimple_call_fndecl(stmt); +} + +tree get_interesting_orig_fndecl_from_stmt(const gcall *stmt) +{ + tree fndecl; + + fndecl = get_interesting_fndecl_from_stmt(stmt); + if (fndecl == NULL_TREE) + return NULL_TREE; + return get_orig_fndecl(fndecl); +} + +void set_dominance_info(void) +{ + calculate_dominance_info(CDI_DOMINATORS); + calculate_dominance_info(CDI_POST_DOMINATORS); +} + +void unset_dominance_info(void) +{ + free_dominance_info(CDI_DOMINATORS); + free_dominance_info(CDI_POST_DOMINATORS); +} + +void set_current_function_decl(tree fndecl) +{ + gcc_assert(fndecl != NULL_TREE); + + push_cfun(DECL_STRUCT_FUNCTION(fndecl)); +#if BUILDING_GCC_VERSION <= 4007 + current_function_decl = fndecl; +#endif + set_dominance_info(); +} + +void unset_current_function_decl(void) +{ + unset_dominance_info(); +#if BUILDING_GCC_VERSION <= 4007 + current_function_decl = NULL_TREE; +#endif + pop_cfun(); +} + +bool is_valid_cgraph_node(struct cgraph_node *node) +{ + if (cgraph_function_body_availability(node) == AVAIL_NOT_AVAILABLE) + return false; + if (node->thunk.thunk_p || node->alias) + return false; + return true; +} + +tree get_lhs(const_gimple stmt) +{ + switch (gimple_code(stmt)) { + case GIMPLE_ASSIGN: + case GIMPLE_CALL: + return gimple_get_lhs(stmt); + case GIMPLE_PHI: + return gimple_phi_result(stmt); + default: + debug_gimple_stmt((gimple)stmt); + gcc_unreachable(); + } +} + diff --git a/tools/gcc/size_overflow_plugin/size_overflow_plugin.c b/tools/gcc/size_overflow_plugin/size_overflow_plugin.c new file mode 100644 index 0000000..f1cc040 --- /dev/null +++ b/tools/gcc/size_overflow_plugin/size_overflow_plugin.c @@ -0,0 +1,318 @@ +/* + * Copyright 2011-2015 by Emese Revfy <re.emese@gmail.com> + * Licensed under the GPL v2, or (at your option) v3 + * + * Homepage: + * https://github.com/ephox-gcc-plugins/size_overflow + * + * Documentation: + * http://forums.grsecurity.net/viewtopic.php?f=7&t=3043 + * + * This plugin recomputes expressions of function arguments marked by a size_overflow attribute + * with double integer precision (DImode/TImode for 32/64 bit integer types). + * The recomputed argument is checked against TYPE_MAX and an event is logged on overflow and the triggering process is killed. + * + * Usage: + * $ make + * $ make run + */ + +#include "size_overflow.h" + +int plugin_is_GPL_compatible; + +tree report_size_overflow_decl; + +tree size_overflow_type_HI; +tree size_overflow_type_SI; +tree size_overflow_type_DI; +tree size_overflow_type_TI; + +static struct plugin_info size_overflow_plugin_info = { + .version = "20151201", + .help = "no-size-overflow\tturn off size overflow checking\n", +}; + +static tree handle_size_overflow_attribute(tree *node, tree __unused name, tree args, int __unused flags, bool *no_add_attrs) +{ + unsigned int arg_count; + enum tree_code code = TREE_CODE(*node); + + switch (code) { + case FUNCTION_DECL: + arg_count = type_num_arguments(TREE_TYPE(*node)); + break; + case FUNCTION_TYPE: + case METHOD_TYPE: + arg_count = type_num_arguments(*node); + break; + default: + *no_add_attrs = true; + debug_tree(*node); + error("%s: %qE attribute only applies to functions", __func__, name); + return NULL_TREE; + } + + for (; args; args = TREE_CHAIN(args)) { + int cur_val; + tree position = TREE_VALUE(args); + + if (TREE_CODE(position) != INTEGER_CST) { + error("%s: parameter isn't an integer", __func__); + debug_tree(args); + *no_add_attrs = true; + return NULL_TREE; + } + + cur_val = tree_to_shwi(position); + if (cur_val < 0 || arg_count < (unsigned int)cur_val) { + error("%s: parameter %d is outside range.", __func__, cur_val); + *no_add_attrs = true; + return NULL_TREE; + } + } + return NULL_TREE; +} + +static tree handle_intentional_overflow_attribute(tree *node, tree __unused name, tree args, int __unused flags, bool *no_add_attrs) +{ + unsigned int arg_count; + HOST_WIDE_INT s_first_arg; + enum tree_code code = TREE_CODE(*node); + + switch (code) { + case FUNCTION_DECL: + arg_count = type_num_arguments(TREE_TYPE(*node)); + break; + case FUNCTION_TYPE: + case METHOD_TYPE: + arg_count = type_num_arguments(*node); + break; + case VAR_DECL: + case FIELD_DECL: + return NULL_TREE; + default: + *no_add_attrs = true; + debug_tree(*node); + error("%qE attribute only applies to functions, fields or vars", name); + return NULL_TREE; + } + + s_first_arg = tree_to_shwi(TREE_VALUE(args)); + if (s_first_arg == -1) + return NULL_TREE; + if (s_first_arg < -1) + error("%s: parameter %d is outside range.", __func__, (int)s_first_arg); + + for (; args; args = TREE_CHAIN(args)) { + unsigned int cur_val; + + if (TREE_CODE(TREE_VALUE(args)) != INTEGER_CST) { + error("%s: parameter isn't an integer", __func__); + debug_tree(args); + *no_add_attrs = true; + return NULL_TREE; + } + + cur_val = (unsigned int)tree_to_uhwi(TREE_VALUE(args)); + if (cur_val > arg_count ) { + error("%s: parameter %u is outside range. (arg_count: %u)", __func__, cur_val, arg_count); + *no_add_attrs = true; + return NULL_TREE; + } + } + return NULL_TREE; +} + +static struct attribute_spec size_overflow_attr = { + .name = "size_overflow", + .min_length = 1, + .max_length = -1, + .decl_required = true, + .type_required = false, + .function_type_required = false, + .handler = handle_size_overflow_attribute, +#if BUILDING_GCC_VERSION >= 4007 + .affects_type_identity = false +#endif +}; + +static struct attribute_spec intentional_overflow_attr = { + .name = "intentional_overflow", + .min_length = 1, + .max_length = -1, + .decl_required = true, + .type_required = false, + .function_type_required = false, + .handler = handle_intentional_overflow_attribute, +#if BUILDING_GCC_VERSION >= 4007 + .affects_type_identity = false +#endif +}; + +static void register_attributes(void __unused *event_data, void __unused *data) +{ + register_attribute(&size_overflow_attr); + register_attribute(&intentional_overflow_attr); +} + +static tree create_typedef(tree type, const char* ident) +{ + tree new_type, decl; + + new_type = build_variant_type_copy(type); + decl = build_decl(BUILTINS_LOCATION, TYPE_DECL, get_identifier(ident), new_type); + DECL_ORIGINAL_TYPE(decl) = type; + TYPE_NAME(new_type) = decl; + return new_type; +} + +// Create the noreturn report_size_overflow() function decl. +static void size_overflow_start_unit(void __unused *gcc_data, void __unused *user_data) +{ + tree const_char_ptr_type_node; + tree fntype; + + const_char_ptr_type_node = build_pointer_type(build_type_variant(char_type_node, 1, 0)); + + size_overflow_type_HI = create_typedef(intHI_type_node, "size_overflow_type_HI"); + size_overflow_type_SI = create_typedef(intSI_type_node, "size_overflow_type_SI"); + size_overflow_type_DI = create_typedef(intDI_type_node, "size_overflow_type_DI"); + size_overflow_type_TI = create_typedef(intTI_type_node, "size_overflow_type_TI"); + + // void report_size_overflow(const char *loc_file, unsigned int loc_line, const char *current_func, const char *ssa_var) + fntype = build_function_type_list(void_type_node, + const_char_ptr_type_node, + unsigned_type_node, + const_char_ptr_type_node, + const_char_ptr_type_node, + NULL_TREE); + report_size_overflow_decl = build_fn_decl("report_size_overflow", fntype); + + DECL_ASSEMBLER_NAME(report_size_overflow_decl); + TREE_PUBLIC(report_size_overflow_decl) = 1; + DECL_EXTERNAL(report_size_overflow_decl) = 1; + DECL_ARTIFICIAL(report_size_overflow_decl) = 1; +// TREE_THIS_VOLATILE(report_size_overflow_decl) = 1; +// !!! + DECL_PRESERVE_P(report_size_overflow_decl) = 1; + DECL_UNINLINABLE(report_size_overflow_decl) = 1; + TREE_USED(report_size_overflow_decl) = 1; + TREE_NOTHROW(report_size_overflow_decl) = 1; +} + +#if BUILDING_GCC_VERSION >= 4009 +static bool gate_disable_ubsan_si_overflow(void) +{ + flag_sanitize &= ~SANITIZE_SI_OVERFLOW; + return true; +} + +static const struct pass_data disable_ubsan_si_overflow_pass_data = { + .type = GIMPLE_PASS, + .name = "disable_ubsan_si_overflow", + .optinfo_flags = OPTGROUP_NONE, +#if BUILDING_GCC_VERSION >= 5000 +#else + .has_gate = true, + .has_execute = false, +#endif + .tv_id = TV_NONE, + .properties_required = 0, + .properties_provided = 0, + .properties_destroyed = 0, + .todo_flags_start = 0, + .todo_flags_finish = 0 +}; + +namespace { +class disable_ubsan_si_overflow_pass : public gimple_opt_pass { +public: + disable_ubsan_si_overflow_pass() : gimple_opt_pass(disable_ubsan_si_overflow_pass_data, g) {} +#if BUILDING_GCC_VERSION >= 5000 + virtual bool gate(function *) { return gate_disable_ubsan_si_overflow(); } +#else + bool gate() { return gate_disable_ubsan_si_overflow(); } +#endif +}; +} + +opt_pass *make_disable_ubsan_si_overflow_pass(void) +{ + return new disable_ubsan_si_overflow_pass(); +} +#endif + +int plugin_init(struct plugin_name_args *plugin_info, struct plugin_gcc_version *version) +{ + int i; + const char * const plugin_name = plugin_info->base_name; + const int argc = plugin_info->argc; + const struct plugin_argument * const argv = plugin_info->argv; + bool enable = true; + struct register_pass_info insert_size_overflow_asm_pass_info; + struct register_pass_info size_overflow_functions_pass_info; +#if BUILDING_GCC_VERSION >= 4009 + struct register_pass_info disable_ubsan_si_overflow_pass_info; +#endif + + static const struct ggc_root_tab gt_ggc_r_gt_size_overflow[] = { + { + .base = &report_size_overflow_decl, + .nelt = 1, + .stride = sizeof(report_size_overflow_decl), + .cb = >_ggc_mx_tree_node, + .pchw = >_pch_nx_tree_node + }, + LAST_GGC_ROOT_TAB + }; + + insert_size_overflow_asm_pass_info.pass = make_insert_size_overflow_asm_pass(); + insert_size_overflow_asm_pass_info.reference_pass_name = "ssa"; + insert_size_overflow_asm_pass_info.ref_pass_instance_number = 1; + insert_size_overflow_asm_pass_info.pos_op = PASS_POS_INSERT_AFTER; + + size_overflow_functions_pass_info.pass = make_size_overflow_functions_pass(); + size_overflow_functions_pass_info.reference_pass_name = "inline"; + size_overflow_functions_pass_info.ref_pass_instance_number = 1; + size_overflow_functions_pass_info.pos_op = PASS_POS_INSERT_AFTER; + + if (!plugin_default_version_check(version, &gcc_version)) { + error(G_("incompatible gcc/plugin versions")); + return 1; + } + + for (i = 0; i < argc; ++i) { + if (!strcmp(argv[i].key, "no-size-overflow")) { + enable = false; + continue; + } + error(G_("unkown option '-fplugin-arg-%s-%s'"), plugin_name, argv[i].key); + } + + register_callback(plugin_name, PLUGIN_INFO, NULL, &size_overflow_plugin_info); + if (enable) { +#if BUILDING_GCC_VERSION >= 4009 + if (flag_sanitize & SANITIZE_SI_OVERFLOW) { + error(G_("ubsan SANITIZE_SI_OVERFLOW option is unsupported")); + return 1; + } +#endif + register_callback(plugin_name, PLUGIN_START_UNIT, &size_overflow_start_unit, NULL); + register_callback(plugin_name, PLUGIN_REGISTER_GGC_ROOTS, NULL, (void *)>_ggc_r_gt_size_overflow); +#if BUILDING_GCC_VERSION >= 4009 + flag_sanitize |= SANITIZE_SI_OVERFLOW; + disable_ubsan_si_overflow_pass_info.pass = make_disable_ubsan_si_overflow_pass(); + disable_ubsan_si_overflow_pass_info.reference_pass_name = "ubsan"; + disable_ubsan_si_overflow_pass_info.ref_pass_instance_number = 1; + disable_ubsan_si_overflow_pass_info.pos_op = PASS_POS_REPLACE; + + register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &disable_ubsan_si_overflow_pass_info); +#endif + register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &insert_size_overflow_asm_pass_info); + register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &size_overflow_functions_pass_info); + } + register_callback(plugin_name, PLUGIN_ATTRIBUTES, register_attributes, NULL); + + return 0; +} diff --git a/tools/gcc/size_overflow_plugin/size_overflow_plugin_hash.c b/tools/gcc/size_overflow_plugin/size_overflow_plugin_hash.c new file mode 100644 index 0000000..317cd6c --- /dev/null +++ b/tools/gcc/size_overflow_plugin/size_overflow_plugin_hash.c @@ -0,0 +1,352 @@ +/* + * Copyright 2011-2015 by Emese Revfy <re.emese@gmail.com> + * Licensed under the GPL v2, or (at your option) v3 + * + * Homepage: + * https://github.com/ephox-gcc-plugins/size_overflow + * + * Documentation: + * http://forums.grsecurity.net/viewtopic.php?f=7&t=3043 + * + * This plugin recomputes expressions of function arguments marked by a size_overflow attribute + * with double integer precision (DImode/TImode for 32/64 bit integer types). + * The recomputed argument is checked against TYPE_MAX and an event is logged on overflow and the triggering process is killed. + * + * Usage: + * $ make + * $ make run + */ + +#include "size_overflow.h" + +#include "size_overflow_hash.h" +#include "disable_size_overflow_hash.h" +#include "size_overflow_hash_aux.h" + +static const_tree get_function_type(const_tree decl) +{ + if (FUNCTION_PTR_P(decl)) + return TREE_TYPE(TREE_TYPE(decl)); + gcc_assert(TREE_CODE(decl) == FUNCTION_DECL); + return TREE_TYPE(decl); +} + +static unsigned char get_tree_code(const_tree type) +{ + switch (TREE_CODE(type)) { + case ARRAY_TYPE: + return 0; + case BOOLEAN_TYPE: + return 1; + case ENUMERAL_TYPE: + return 2; + case FUNCTION_TYPE: + return 3; + case INTEGER_TYPE: + return 4; + case POINTER_TYPE: + return 5; + case RECORD_TYPE: + return 6; + case UNION_TYPE: + return 7; + case VOID_TYPE: + return 8; + case REAL_TYPE: + return 9; + case VECTOR_TYPE: + return 10; + case REFERENCE_TYPE: + return 11; + case OFFSET_TYPE: + return 12; + case COMPLEX_TYPE: + return 13; + default: + debug_tree((tree)type); + gcc_unreachable(); + } +} + +// http://www.team5150.com/~andrew/noncryptohashzoo2~/CrapWow.html +static unsigned int CrapWow(const char *key, unsigned int len, unsigned int seed) +{ +#define cwfold( a, b, lo, hi ) { p = (unsigned int)(a) * (unsigned long long)(b); lo ^= (unsigned int)p; hi ^= (unsigned int)(p >> 32); } +#define cwmixa( in ) { cwfold( in, m, k, h ); } +#define cwmixb( in ) { cwfold( in, n, h, k ); } + + unsigned int m = 0x57559429; + unsigned int n = 0x5052acdb; + const unsigned int *key4 = (const unsigned int *)key; + unsigned int h = len; + unsigned int k = len + seed + n; + unsigned long long p; + + while (len >= 8) { + cwmixb(key4[0]) cwmixa(key4[1]) key4 += 2; + len -= 8; + } + if (len >= 4) { + cwmixb(key4[0]) key4 += 1; + len -= 4; + } + if (len) + cwmixa(key4[0] & ((1 << (len * 8)) - 1 )); + cwmixb(h ^ (k + n)); + return k ^ h; + +#undef cwfold +#undef cwmixa +#undef cwmixb +} + +static void set_hash(struct decl_hash *decl_hash_data) +{ + unsigned int fn, type, codes, seed = 0; + + fn = CrapWow(decl_hash_data->fn_name, strlen(decl_hash_data->fn_name), seed) & 0xffff; + codes = CrapWow((const char*)decl_hash_data->tree_codes, decl_hash_data->tree_codes_len, seed) & 0xffff; + type = CrapWow(decl_hash_data->context, strlen(decl_hash_data->context), 0) & 0xffff; + decl_hash_data->hash = type ^ fn ^ codes; +} + +static void set_decl_type_codes(const_tree type, struct decl_hash *decl_hash_data) +{ + gcc_assert(type != NULL_TREE); + gcc_assert(TREE_CODE_CLASS(TREE_CODE(type)) == tcc_type); + + while (type && decl_hash_data->tree_codes_len < CODES_LIMIT) { + decl_hash_data->tree_codes[decl_hash_data->tree_codes_len] = get_tree_code(type); + decl_hash_data->tree_codes_len++; + type = TREE_TYPE(type); + } +} + +static void set_result_codes(const_tree node, struct decl_hash *decl_hash_data) +{ + const_tree result; + + gcc_assert(node != NULL_TREE); + + if (DECL_P(node)) { + result = DECL_RESULT(node); + if (result != NULL_TREE) + return set_decl_type_codes(TREE_TYPE(result), decl_hash_data); + return set_result_codes(TREE_TYPE(node), decl_hash_data); + } + + gcc_assert(TYPE_P(node)); + + if (TREE_CODE(node) == FUNCTION_TYPE) + return set_result_codes(TREE_TYPE(node), decl_hash_data); + + return set_decl_type_codes(node, decl_hash_data); +} + +static void set_decl_codes(struct decl_hash *decl_hash_data) +{ + const_tree arg, type; + enum tree_code code; + + if (TREE_CODE(decl_hash_data->decl) == VAR_DECL || TREE_CODE(decl_hash_data->decl) == FIELD_DECL) { + set_decl_type_codes(TREE_TYPE(decl_hash_data->decl), decl_hash_data); + return; + } + + type = get_function_type(decl_hash_data->decl); + code = TREE_CODE(type); + gcc_assert(code == FUNCTION_TYPE || code == METHOD_TYPE); + + if (FUNCTION_PTR_P(decl_hash_data->decl)) + set_result_codes(type, decl_hash_data); + else + set_result_codes(decl_hash_data->decl, decl_hash_data); + + for (arg = TYPE_ARG_TYPES(type); arg != NULL_TREE && decl_hash_data->tree_codes_len < CODES_LIMIT; arg = TREE_CHAIN(arg)) + set_decl_type_codes(TREE_VALUE(arg), decl_hash_data); +} + +static const struct size_overflow_hash *get_proper_hash_chain(const struct size_overflow_hash *entry, const char *func_name, const char *context) +{ + for (; entry; entry = entry->next) { + if (strcmp(entry->name, func_name)) + continue; + if (!strcmp(entry->context, context)) + return entry; + } + return NULL; +} + +unsigned int get_decl_hash(const_tree decl, const char *decl_name) +{ + struct decl_hash decl_hash_data; + enum tree_code code = TREE_CODE(decl); + + gcc_assert(code == FIELD_DECL || code == FUNCTION_DECL || code == VAR_DECL); + + // skip builtins __builtin_constant_p + if (code == FUNCTION_DECL && (DECL_BUILT_IN(decl) || DECL_BUILT_IN_CLASS(decl) == BUILT_IN_NORMAL)) + return NO_HASH; + + decl_hash_data.fn_name = decl_name; + decl_hash_data.decl = decl; + decl_hash_data.context = get_decl_context(decl); + if (!decl_hash_data.context) + return NO_HASH; + decl_hash_data.tree_codes_len = 0; + + set_decl_codes(&decl_hash_data); + gcc_assert(decl_hash_data.tree_codes_len != 0); + set_hash(&decl_hash_data); + return decl_hash_data.hash; +} + +const char *get_orig_decl_name(const_tree decl) +{ + const char *name; + unsigned int len; + const void *end; + const_tree orig_decl; + + if (TREE_CODE(decl) == FUNCTION_DECL) + orig_decl = DECL_ORIGIN(decl); + else + orig_decl = decl; + + len = DECL_NAME_LENGTH(orig_decl); + name = DECL_NAME_POINTER(orig_decl); + + /* Sometimes gcc loses the original cgraph node leaving only clones behind. + * In such cases we will extract the name from the clone and use it in the hash table + * without checking the parameter number on the original (unavailable) decl. + */ + + if (made_by_compiler(orig_decl)) { + end = memchr(name, '.', len); + if (!end) + return xstrndup(name, len); + len = (long)end - (long)name; + gcc_assert(len > 0); + } + + return xstrndup(name, len); +} + +const struct size_overflow_hash *get_disable_size_overflow_hash_entry(unsigned int hash, const char *decl_name, const char *context, unsigned int argnum) +{ + const struct size_overflow_hash *entry, *entry_node; + + entry = disable_size_overflow_hash[hash]; + entry_node = get_proper_hash_chain(entry, decl_name, context); + if (entry_node && entry_node->param & (1U << argnum)) + return entry_node; + return NULL; +} + +const struct size_overflow_hash *get_size_overflow_hash_entry(unsigned int hash, const char *decl_name, const char *context, unsigned int argnum) +{ + const struct size_overflow_hash *entry, *entry_node; + + entry = size_overflow_hash[hash]; + entry_node = get_proper_hash_chain(entry, decl_name, context); + if (entry_node && entry_node->param & (1U << argnum)) + return entry_node; + + entry = size_overflow_hash_aux[hash]; + entry_node = get_proper_hash_chain(entry, decl_name, context); + if (entry_node && entry_node->param & (1U << argnum)) + return entry_node; + return NULL; +} + +const struct size_overflow_hash *get_size_overflow_hash_entry_tree(const_tree fndecl, unsigned int argnum, bool hash_table) +{ + const_tree orig_decl; + unsigned int orig_argnum, hash; + const char *decl_name, *context; + + if (made_by_compiler(fndecl)) { + orig_decl = get_orig_fndecl(fndecl); + orig_argnum = get_correct_argnum(fndecl, orig_decl, argnum); + } else { + orig_decl = fndecl; + orig_argnum = argnum; + } + + if (orig_argnum == CANNOT_FIND_ARG) + return NULL; + + decl_name = get_orig_decl_name(orig_decl); + hash = get_decl_hash(orig_decl, decl_name); + if (hash == NO_HASH) + return NULL; + + context = get_decl_context(orig_decl); + if (!context) + return NULL; + + if (hash_table == SIZE_OVERFLOW) + return get_size_overflow_hash_entry(hash, decl_name, context, orig_argnum); + return get_disable_size_overflow_hash_entry(hash, decl_name, context, orig_argnum); +} + +unsigned int find_arg_number_tree(const_tree arg, const_tree func) +{ + tree var; + unsigned int argnum = 1; + + if (DECL_ARGUMENTS(func) == NULL_TREE) + return CANNOT_FIND_ARG; + + if (TREE_CODE(arg) == SSA_NAME) + arg = SSA_NAME_VAR(arg); + + for (var = DECL_ARGUMENTS(func); var; var = TREE_CHAIN(var), argnum++) { + if (!operand_equal_p(arg, var, 0) && strcmp(DECL_NAME_POINTER(var), DECL_NAME_POINTER(arg))) + continue; + if (!skip_types(var)) + return argnum; + } + + return CANNOT_FIND_ARG; +} + +const_tree get_attribute(const char* attr_name, const_tree decl) +{ + const_tree attr = lookup_attribute(attr_name, DECL_ATTRIBUTES(decl)); + if (attr && TREE_VALUE(attr)) + return attr; + return NULL_TREE; +} + +/* Check if the function has a size_overflow attribute or it is in the size_overflow hash table. + * If the function is missing everywhere then print the missing message into stderr. + */ +void print_missing_function(next_interesting_function_t node) +{ + unsigned int argnum, hash; + const struct size_overflow_hash *entry; + const char *decl_name; + + if (node->marked == ASM_STMT_SO_MARK) + return; + + if (node->orig_next_node) { + hash = node->orig_next_node->hash; + decl_name = node->orig_next_node->decl_name; + argnum = node->orig_next_node->num; + gcc_assert(!strcmp(node->context, node->orig_next_node->context)); + } else { + hash = node->hash; + decl_name = node->decl_name; + argnum = node->num; + } + + entry = get_size_overflow_hash_entry(hash, decl_name, node->context, argnum); + if (entry) + return; + + // inform() would be too slow + fprintf(stderr, "Function %s is missing from the size_overflow hash table +%s+%s+%u+%u+\n", decl_name, decl_name, node->context, argnum, hash); +} + diff --git a/tools/gcc/size_overflow_plugin/size_overflow_transform.c b/tools/gcc/size_overflow_plugin/size_overflow_transform.c new file mode 100644 index 0000000..8f42c7e --- /dev/null +++ b/tools/gcc/size_overflow_plugin/size_overflow_transform.c @@ -0,0 +1,749 @@ +/* + * Copyright 2011-2015 by Emese Revfy <re.emese@gmail.com> + * Licensed under the GPL v2, or (at your option) v3 + * + * Homepage: + * https://github.com/ephox-gcc-plugins/size_overflow + * + * Documentation: + * http://forums.grsecurity.net/viewtopic.php?f=7&t=3043 + * + * This plugin recomputes expressions of function arguments marked by a size_overflow attribute + * with double integer precision (DImode/TImode for 32/64 bit integer types). + * The recomputed argument is checked against TYPE_MAX and an event is logged on overflow and the triggering process is killed. + * + * Usage: + * $ make + * $ make run + */ + +#include "size_overflow.h" + +static tree cast_to_orig_type(struct visited *visited, gimple stmt, const_tree orig_node, tree new_node) +{ + gimple def_stmt; + const_gimple assign; + tree result, orig_type = TREE_TYPE(orig_node); + gimple_stmt_iterator gsi; + + if (gimple_code(stmt) != GIMPLE_PHI) { + gsi = gsi_for_stmt(stmt); + assign = build_cast_stmt(visited, orig_type, new_node, CREATE_NEW_VAR, &gsi, BEFORE_STMT, false); + return get_lhs(assign); + } + + def_stmt = get_def_stmt(new_node); + if (gimple_code(def_stmt) == GIMPLE_PHI) + gsi = gsi_after_labels(gimple_bb(def_stmt)); + else + gsi = gsi_for_stmt(def_stmt); + + result = gimple_phi_result(stmt); + assign = build_cast_stmt(visited, orig_type, new_node, SSA_NAME_VAR(result), &gsi, AFTER_STMT, false); + return get_lhs(assign); +} + +static void change_size_overflow_asm_input(gasm *stmt, tree new_input) +{ + tree list; + + gcc_assert(is_size_overflow_insert_check_asm(stmt)); + + list = build_tree_list(NULL_TREE, build_string(3, "rm")); + list = chainon(NULL_TREE, build_tree_list(list, new_input)); + gimple_asm_set_input_op(stmt, 0, list); +} + +static void change_field_write_rhs(gassign *assign, const_tree orig_rhs, tree new_rhs) +{ + const_tree rhs1, rhs2, rhs3 = NULL_TREE; + + rhs1 = gimple_assign_rhs1(assign); + if (rhs1 == orig_rhs) { + gimple_assign_set_rhs1(assign, new_rhs); + return; + } + + rhs2 = gimple_assign_rhs2(assign); + if (rhs2 == orig_rhs) { + gimple_assign_set_rhs2(assign, new_rhs); + return; + } + +#if BUILDING_GCC_VERSION >= 4006 + rhs3 = gimple_assign_rhs3(assign); + if (rhs3 == orig_rhs) { + gimple_assign_set_rhs3(assign, new_rhs); + return; + } +#endif + + debug_gimple_stmt(assign); + fprintf(stderr, "orig_rhs:\n"); + debug_tree((tree)orig_rhs); + fprintf(stderr, "rhs1:\n"); + debug_tree((tree)rhs1); + fprintf(stderr, "rhs2:\n"); + debug_tree((tree)rhs2); + fprintf(stderr, "rhs3:\n"); + debug_tree((tree)rhs3); + gcc_unreachable(); +} + +static void change_phi_arg(gphi *phi, tree new_node, unsigned int num) +{ + unsigned int i; + location_t loc = gimple_location(phi); + + for (i = 0; i < gimple_phi_num_args(phi); i++) { + if (i == num) + add_phi_arg(phi, new_node, gimple_phi_arg_edge(phi, i), loc); + } +} + +static void change_orig_node(struct visited *visited, gimple stmt, const_tree orig_node, tree new_node, unsigned int num) +{ + tree cast_lhs = cast_to_orig_type(visited, stmt, orig_node, new_node); + + switch (gimple_code(stmt)) { + case GIMPLE_RETURN: + gimple_return_set_retval(as_a_greturn(stmt), cast_lhs); + break; + case GIMPLE_CALL: + gimple_call_set_arg(as_a_gcall(stmt), num - 1, cast_lhs); + break; + case GIMPLE_ASM: + change_size_overflow_asm_input(as_a_gasm(stmt), cast_lhs); + break; + case GIMPLE_ASSIGN: + change_field_write_rhs(as_a_gassign(stmt), orig_node, cast_lhs); + break; + case GIMPLE_PHI: + change_phi_arg(as_a_gphi(stmt), cast_lhs, num); + break; + default: + debug_gimple_stmt(stmt); + gcc_unreachable(); + } + + update_stmt(stmt); +} + +// e.g., 3.8.2, 64, arch/x86/ia32/ia32_signal.c copy_siginfo_from_user32(): compat_ptr() u32 max +static bool skip_asm_cast(const_tree arg) +{ + gimple def_stmt = get_def_stmt(arg); + + if (!def_stmt || !gimple_assign_cast_p(def_stmt)) + return false; + + def_stmt = get_def_stmt(gimple_assign_rhs1(def_stmt)); + if (is_size_overflow_asm(def_stmt)) + return false; + return def_stmt && gimple_code(def_stmt) == GIMPLE_ASM; +} + +static interesting_stmts_t create_interesting_stmts(interesting_stmts_t head, next_interesting_function_t next_node, tree orig_node, gimple first_stmt, unsigned int num) +{ + interesting_stmts_t new_node; + + new_node = (interesting_stmts_t )xmalloc(sizeof(*new_node)); + new_node->first_stmt = first_stmt; + new_node->num = num; + new_node->orig_node = orig_node; + new_node->next = head; + new_node->next_node = next_node; + return new_node; +} + +static void free_interesting_stmts(interesting_stmts_t head) +{ + while (head) { + interesting_stmts_t cur = head->next; + free(head); + head = cur; + } +} + +/* This function calls the main recursion function (expand) that duplicates the stmts. Before that it checks the intentional_overflow attribute, + * it decides whether the duplication is necessary or not. After expand() it changes the orig node to the duplicated node + * in the original stmt (first stmt) and it inserts the overflow check for the arg of the callee or for the return value. + */ +static interesting_stmts_t search_interesting_stmt(interesting_stmts_t head, next_interesting_function_t next_node, gimple first_stmt, tree orig_node, unsigned int num) +{ + enum tree_code orig_code; + + gcc_assert(orig_node != NULL_TREE); + + if (is_gimple_constant(orig_node)) + return head; + + orig_code = TREE_CODE(orig_node); + gcc_assert(orig_code != FIELD_DECL && orig_code != FUNCTION_DECL); + + if (skip_types(orig_node)) + return head; + // !!! temporarily ignore bitfield types + if (orig_code == FIELD_DECL && DECL_BIT_FIELD_TYPE(orig_node)) + return head; + + // find a defining marked caller argument or struct field for arg + if (check_intentional_size_overflow_asm_and_attribute(orig_node) != MARK_NO) + return head; + + if (skip_asm_cast(orig_node)) + return head; + + return create_interesting_stmts(head, next_node, orig_node, first_stmt, num); +} + +static bool is_signed_error_code_const(const_tree node) +{ + HOST_WIDE_INT constant = tree_to_shwi(node); + + return constant >= -4095 && constant <= -1; +} + +static bool is_unsigned_error_code_const(const_tree node) +{ + unsigned HOST_WIDE_INT constant = tree_to_uhwi(node); + + // ulong -4095 + if (constant >= 0xfffffffffffff001) + return true; + // uint -4095 + return constant >= 0xfffff001; +} + +static bool is_error_code_const(const_tree node) +{ + enum machine_mode mode; + + if (!is_gimple_constant(node)) + return false; + mode = TYPE_MODE(TREE_TYPE(node)); + if (mode != SImode && mode != DImode) + return false; + + if (!TYPE_UNSIGNED(TREE_TYPE(node)) && is_signed_error_code_const(node)) + return true; + return TYPE_UNSIGNED(TREE_TYPE(node)) && is_unsigned_error_code_const(node); +} + +static bool has_error_code(gphi *phi) +{ + unsigned int i, len = gimple_phi_num_args(phi); + + for (i = 0; i < len; i++) { + const_tree arg = gimple_phi_arg_def(phi, i); + + if (is_error_code_const(arg)) + return true; + } + + return false; +} + +static interesting_stmts_t search_interesting_rets(interesting_stmts_t head, next_interesting_function_t next_node_ret, greturn *ret) +{ + tree first_node; + + if (!next_node_ret || next_node_ret->marked == ASM_STMT_SO_MARK) + return head; + + first_node = gimple_return_retval(ret); + if (first_node == NULL_TREE) + return head; + + return search_interesting_stmt(head, next_node_ret, ret, first_node, 0); +} + +static void handle_binary_assign(struct visited *visited, interesting_stmts_t expand_from, gassign *assign, tree rhs) +{ + tree new_node; + gimple def_orig_node; + + new_node = expand(visited, expand_from, rhs); + if (new_node == NULL_TREE) + return; + + def_orig_node = get_def_stmt(rhs); + change_orig_node(visited, assign, rhs, new_node, 0); + + if (pointer_set_contains(visited->no_cast_check, def_orig_node)) + return; + check_size_overflow(expand_from, assign, TREE_TYPE(new_node), new_node, rhs, BEFORE_STMT); +} + +static bool search_error_codes(struct visited *visited, gimple_set *visited_error_codes, interesting_stmts_t expand_from, tree lhs, bool error_code) +{ + gimple def_stmt; + + def_stmt = get_def_stmt(lhs); + if (!def_stmt || gimple_code(def_stmt) == GIMPLE_NOP) + return error_code; + + if (pointer_set_insert(visited_error_codes, def_stmt)) + return error_code; + + if (is_gimple_constant(lhs)) + return error_code; + if (skip_types(lhs)) + return is_error_code_const(lhs); + + switch (gimple_code(def_stmt)) { + case GIMPLE_CALL: + case GIMPLE_ASM: + return error_code; + case GIMPLE_ASSIGN: { + tree rhs1, rhs2; + gassign *assign = as_a_gassign(def_stmt); + + switch (gimple_num_ops(assign)) { + case 2: + return search_error_codes(visited, visited_error_codes, expand_from, gimple_assign_rhs1(def_stmt), error_code); + case 3: + if (!error_code) + return error_code; + + /* Run stmt duplication from the binary assignment ops (rhs1 and rhs2) + * so that size_overflow checking skips the lhs of the last binary assignment + * before the error code PHI. + */ + rhs1 = gimple_assign_rhs1(assign); + handle_binary_assign(visited, expand_from, assign, rhs1); + rhs2 = gimple_assign_rhs2(assign); + handle_binary_assign(visited, expand_from, assign, rhs2); + return error_code; + } + gcc_unreachable(); + } + case GIMPLE_PHI: { + unsigned int i; + + error_code = has_error_code(as_a_gphi(def_stmt)); + for (i = 0; i < gimple_phi_num_args(def_stmt); i++) { + error_code = search_error_codes(visited, visited_error_codes, expand_from, gimple_phi_arg_def(def_stmt, i), error_code); + } + return error_code; + } + default: + debug_gimple_stmt(def_stmt); + error("%s: unknown gimple code", __func__); + gcc_unreachable(); + } +} + +static bool handle_error_codes(struct visited *visited, interesting_stmts_t expand_from) +{ + bool error_code; + gimple_set *visited_error_codes; + + // expand the data flow from a return stmt + if (expand_from->next_node->num != 0 || strcmp(expand_from->next_node->context, "fndecl")) + return false; + + visited_error_codes = pointer_set_create(); + error_code = search_error_codes(visited, visited_error_codes, expand_from, expand_from->orig_node, false); + pointer_set_destroy(visited_error_codes); + + return error_code; +} + +static void handle_interesting_stmt(struct visited *visited, interesting_stmts_t head) +{ + interesting_stmts_t cur; + + for (cur = head; cur; cur = cur->next) { + tree new_node; + gimple orig_def_stmt; + + if (handle_error_codes(visited, cur)) + continue; + + new_node = expand(visited, cur, cur->orig_node); + if (new_node == NULL_TREE) + continue; + + orig_def_stmt = get_def_stmt(cur->orig_node); + + change_orig_node(visited, cur->first_stmt, cur->orig_node, new_node, cur->num); + + if (pointer_set_contains(visited->no_cast_check, orig_def_stmt)) + continue; + check_size_overflow(cur, cur->first_stmt, TREE_TYPE(new_node), new_node, cur->orig_node, BEFORE_STMT); + } +} + +static next_interesting_function_t get_interesting_function_next_node(tree decl, unsigned int num) +{ + next_interesting_function_t next_node; + const struct size_overflow_hash *so_hash; + struct fn_raw_data raw_data; + + raw_data.decl = decl; + raw_data.decl_str = DECL_NAME_POINTER(decl); + raw_data.num = num; + raw_data.marked = YES_SO_MARK; + + next_node = get_global_next_interesting_function_entry_with_hash(&raw_data); + if (next_node && next_node->marked != NO_SO_MARK) + return next_node; + + so_hash = get_size_overflow_hash_entry_tree(raw_data.decl, raw_data.num, SIZE_OVERFLOW); + if (so_hash) + return get_and_create_next_node_from_global_next_nodes(&raw_data, NULL); + return NULL; +} + +tree handle_fnptr_assign(const_gimple stmt) +{ + tree field, rhs, op0; + const_tree op0_type; + enum tree_code rhs_code; + + // TODO skip binary assignments for now (fs/sync.c _591 = __bpf_call_base + _590;) + if (gimple_num_ops(stmt) != 2) + return NULL_TREE; + + gcc_assert(gimple_num_ops(stmt) == 2); + // TODO skip asm_stmt for now + if (gimple_code(stmt) == GIMPLE_ASM) + return NULL_TREE; + rhs = gimple_assign_rhs1(stmt); + if (is_gimple_constant(rhs)) + return NULL_TREE; + + rhs_code = TREE_CODE(rhs); + if (rhs_code == VAR_DECL) + return rhs; + + switch (rhs_code) { + case ADDR_EXPR: + op0 = TREE_OPERAND(rhs, 0); + gcc_assert(TREE_CODE(op0) == FUNCTION_DECL); + return op0; + case COMPONENT_REF: + break; + // TODO skip array_ref for now + case ARRAY_REF: + return NULL_TREE; + // TODO skip ssa_name because it can lead to parm_decl + case SSA_NAME: + return NULL_TREE; + // TODO skip mem_ref and indirect_ref for now +#if BUILDING_GCC_VERSION >= 4006 + case MEM_REF: +#endif + case INDIRECT_REF: + return NULL_TREE; + default: + debug_tree(rhs); + debug_gimple_stmt((gimple)stmt); + gcc_unreachable(); + } + + op0 = TREE_OPERAND(rhs, 0); + switch (TREE_CODE(op0)) { + // TODO skip array_ref and parm_decl for now + case ARRAY_REF: + case PARM_DECL: + return NULL_TREE; + case COMPONENT_REF: +#if BUILDING_GCC_VERSION >= 4006 + case MEM_REF: +#endif + case INDIRECT_REF: + case VAR_DECL: + break; + default: + debug_tree(op0); + gcc_unreachable(); + } + + op0_type = TREE_TYPE(op0); + // TODO skip unions for now + if (TREE_CODE(op0_type) == UNION_TYPE) + return NULL_TREE; + gcc_assert(TREE_CODE(op0_type) == RECORD_TYPE); + + field = TREE_OPERAND(rhs, 1); + gcc_assert(TREE_CODE(field) == FIELD_DECL); + return field; +} + +static tree get_fn_or_fnptr_decl(const gcall *call_stmt) +{ + const_tree fnptr; + const_gimple def_stmt; + tree decl = gimple_call_fndecl(call_stmt); + + if (decl != NULL_TREE) + return decl; + + fnptr = gimple_call_fn(call_stmt); + if (fnptr == NULL_TREE) + return NULL_TREE; + + // !!! assertot kell irni 0-ra, mert csak az lehet ott + if (is_gimple_constant(fnptr)) + return NULL_TREE; + def_stmt = get_fnptr_def_stmt(fnptr); + return handle_fnptr_assign(def_stmt); +} + +// Start stmt duplication on marked function parameters +static interesting_stmts_t search_interesting_calls(interesting_stmts_t head, gcall *call_stmt) +{ + tree decl; + unsigned int i, len; + + len = gimple_call_num_args(call_stmt); + if (len == 0) + return head; + + decl = get_fn_or_fnptr_decl(call_stmt); + if (decl == NULL_TREE) + return head; + + for (i = 0; i < len; i++) { + tree arg; + next_interesting_function_t next_node; + + arg = gimple_call_arg(call_stmt, i); + if (is_gimple_constant(arg)) + continue; + if (skip_types(arg)) + continue; + next_node = get_interesting_function_next_node(decl, i + 1); + if (next_node) + head = search_interesting_stmt(head, next_node, call_stmt, arg, i + 1); + } + + return head; +} + +// Find assignements to structure fields and vardecls +static interesting_stmts_t search_interesting_structs_vardecls(interesting_stmts_t head, gassign *assign) +{ + enum intentional_mark mark; + next_interesting_function_t next_node; + tree rhs1, rhs2, lhs, decl; +#if BUILDING_GCC_VERSION >= 4006 + tree rhs3; +#endif + + lhs = gimple_assign_lhs(assign); + + if (VAR_P(lhs)) + decl = lhs; + else + decl = get_ref_field(lhs); + if (decl == NULL_TREE) + return head; + if (DECL_NAME(decl) == NULL_TREE) + return head; + + // !!! temporarily ignore bitfield types + if (TREE_CODE(decl) == FIELD_DECL && DECL_BIT_FIELD_TYPE(decl)) + return head; + + next_node = get_interesting_function_next_node(decl, 0); + if (!next_node) + return head; + + mark = get_intentional_attr_type(decl); + if (mark != MARK_NO) + return head; + + rhs1 = gimple_assign_rhs1(assign); + head = search_interesting_stmt(head, next_node, assign, rhs1, 0); + + rhs2 = gimple_assign_rhs2(assign); + if (rhs2) + head = search_interesting_stmt(head, next_node, assign, rhs2, 0); + +#if BUILDING_GCC_VERSION >= 4006 + rhs3 = gimple_assign_rhs3(assign); + if (rhs3) + head = search_interesting_stmt(head, next_node, assign, rhs3, 0); +#endif + return head; +} + +static next_interesting_function_t create_so_asm_next_interesting_function_node(const gasm *stmt) +{ + next_interesting_function_t next_node; + struct fn_raw_data raw_data; + + raw_data.decl = NULL_TREE; + raw_data.decl_str = gimple_asm_string(stmt); + raw_data.context = "attr"; + raw_data.hash = 0; + raw_data.num = 0; + raw_data.marked = ASM_STMT_SO_MARK; + + next_node = get_global_next_interesting_function_entry(&raw_data); + if (next_node) + return next_node; + next_node = create_new_next_interesting_entry(&raw_data, NULL); + gcc_assert(next_node); + + add_to_global_next_interesting_function(next_node); + return next_node; +} + +// Collect interesting stmts for duplication +static void search_interesting_stmts(struct visited *visited) +{ + basic_block bb; + next_interesting_function_t next_node_ret; + interesting_stmts_t head = NULL; + + next_node_ret = get_interesting_function_next_node(current_function_decl, 0); + + FOR_EACH_BB_FN(bb, cfun) { + gimple_stmt_iterator gsi; + + for (gsi = gsi_start_bb(bb); !gsi_end_p(gsi); gsi_next(&gsi)) { + gimple stmt = gsi_stmt(gsi); + + switch (gimple_code(stmt)) { + case GIMPLE_ASM: { + tree first_node; + next_interesting_function_t next_node; + const gasm *asm_stmt = as_a_gasm(stmt); + + if (!is_size_overflow_insert_check_asm(asm_stmt)) + continue; + next_node = create_so_asm_next_interesting_function_node(asm_stmt); + first_node = get_size_overflow_asm_input(asm_stmt); + head = search_interesting_stmt(head, next_node, stmt, first_node, 0); + break; + } + case GIMPLE_RETURN: + head = search_interesting_rets(head, next_node_ret, as_a_greturn(stmt)); + break; + case GIMPLE_CALL: + head = search_interesting_calls(head, as_a_gcall(stmt)); + break; + case GIMPLE_ASSIGN: + /* !!! TODO LTO modeban nincs duplikalas a globalis valtozora, mert a tree mergek + * utan mar nem lehet megkulonboztetni attol a globalis valtozotol, aminek a scopeja csak a file + * igy a context nem vardecl lesz, hanem vardecl_filenev. De execute-ban kiirja, ha hianyzik a hash tablabol + * IPA-ban van duplikalas. + */ + head = search_interesting_structs_vardecls(head, as_a_gassign(stmt)); + break; + default: + break; + } + } + } + + handle_interesting_stmt(visited, head); + free_interesting_stmts(head); +} + +static struct visited *create_visited(void) +{ + struct visited *new_node; + + new_node = (struct visited *)xmalloc(sizeof(*new_node)); + new_node->stmts = pointer_set_create(); + new_node->my_stmts = pointer_set_create(); + new_node->skip_expr_casts = pointer_set_create(); + new_node->no_cast_check = pointer_set_create(); + return new_node; +} + +static void free_visited(struct visited *visited) +{ + pointer_set_destroy(visited->stmts); + pointer_set_destroy(visited->my_stmts); + pointer_set_destroy(visited->skip_expr_casts); + pointer_set_destroy(visited->no_cast_check); + + free(visited); +} + +// Remove the size_overflow asm stmt and create an assignment from the input and output of the asm +static void replace_size_overflow_asm_with_assign(gasm *asm_stmt, tree lhs, tree rhs) +{ + gassign *assign; + gimple_stmt_iterator gsi; + + // already removed + if (gimple_bb(asm_stmt) == NULL) + return; + gsi = gsi_for_stmt(asm_stmt); + + assign = gimple_build_assign(lhs, rhs); + gsi_insert_before(&gsi, assign, GSI_SAME_STMT); + SSA_NAME_DEF_STMT(lhs) = assign; + + gsi_remove(&gsi, true); +} + +// Replace our asm stmts with assignments (they are no longer needed and may interfere with later optimizations) +static void remove_size_overflow_asm(gimple stmt) +{ + gimple_stmt_iterator gsi; + tree input, output; + + if (!is_size_overflow_asm(stmt)) + return; + + if (gimple_asm_noutputs(as_a_gasm(stmt)) == 0) { + gsi = gsi_for_stmt(stmt); + + ipa_remove_stmt_references(cgraph_get_node(current_function_decl), stmt); + gsi_remove(&gsi, true); + return; + } + + input = gimple_asm_input_op(as_a_gasm(stmt), 0); + output = gimple_asm_output_op(as_a_gasm(stmt), 0); + replace_size_overflow_asm_with_assign(as_a_gasm(stmt), TREE_VALUE(output), TREE_VALUE(input)); +} + +static void remove_all_size_overflow_asm(void) +{ + basic_block bb; + + FOR_EACH_BB_FN(bb, cfun) { + gimple_stmt_iterator si; + + for (si = gsi_start_bb(bb); !gsi_end_p(si); gsi_next(&si)) + remove_size_overflow_asm(gsi_stmt(si)); + } +} + +unsigned int size_overflow_transform(struct cgraph_node *node __unused) +{ + struct visited *visited; + +#if BUILDING_GCC_VERSION >= 4008 + if (dump_file) { + fprintf(dump_file, "BEFORE TRANSFORM -------------------------\n"); + size_overflow_dump_function(dump_file, node); + } +#endif + visited = create_visited(); + set_dominance_info(); + + search_interesting_stmts(visited); + + remove_all_size_overflow_asm(); + + unset_dominance_info(); + free_visited(visited); + +#if BUILDING_GCC_VERSION >= 4008 + if (dump_file) { + fprintf(dump_file, "AFTER TRANSFORM -------------------------\n"); + size_overflow_dump_function(dump_file, node); + } +#endif + return TODO_dump_func | TODO_verify_stmts | TODO_remove_unused_locals | TODO_update_ssa_no_phi | TODO_ggc_collect | TODO_verify_flow; +} diff --git a/tools/gcc/size_overflow_plugin/size_overflow_transform_core.c b/tools/gcc/size_overflow_plugin/size_overflow_transform_core.c new file mode 100644 index 0000000..8a30b3b --- /dev/null +++ b/tools/gcc/size_overflow_plugin/size_overflow_transform_core.c @@ -0,0 +1,1010 @@ +/* + * Copyright 2011-2015 by Emese Revfy <re.emese@gmail.com> + * Licensed under the GPL v2, or (at your option) v3 + * + * Homepage: + * https://github.com/ephox-gcc-plugins/size_overflow + * + * Documentation: + * http://forums.grsecurity.net/viewtopic.php?f=7&t=3043 + * + * This plugin recomputes expressions of function arguments marked by a size_overflow attribute + * with double integer precision (DImode/TImode for 32/64 bit integer types). + * The recomputed argument is checked against TYPE_MAX and an event is logged on overflow and the triggering process is killed. + * + * Usage: + * $ make + * $ make run + */ + +#include "size_overflow.h" + +#define MIN_CHECK true +#define MAX_CHECK false + +unsigned int call_count = 0; + +tree get_size_overflow_type(struct visited *visited, const_gimple stmt, const_tree node) +{ + const_tree type; + tree new_type; + + gcc_assert(node != NULL_TREE); + + type = TREE_TYPE(node); + + if (pointer_set_contains(visited->my_stmts, stmt)) + return TREE_TYPE(node); + + switch (TYPE_MODE(type)) { + case QImode: + case HImode: + new_type = size_overflow_type_SI; + break; + case SImode: + new_type = size_overflow_type_DI; + break; + case DImode: + if (LONG_TYPE_SIZE == GET_MODE_BITSIZE(SImode)) + new_type = TYPE_UNSIGNED(type) ? unsigned_intDI_type_node : intDI_type_node; + else + new_type = size_overflow_type_TI; + break; + case TImode: + gcc_assert(!TYPE_UNSIGNED(type)); + new_type = size_overflow_type_TI; + break; + default: + debug_tree((tree)node); + error("%s: unsupported gcc configuration (%qE).", __func__, current_function_decl); + gcc_unreachable(); + } + + if (TYPE_QUALS(type) != 0) + return build_qualified_type(new_type, TYPE_QUALS(type)); + return new_type; +} + +tree cast_to_new_size_overflow_type(struct visited *visited, gimple stmt, tree rhs, tree size_overflow_type, bool before) +{ + gimple_stmt_iterator gsi; + gimple new_stmt; + + if (rhs == NULL_TREE) + return NULL_TREE; + + gsi = gsi_for_stmt(stmt); + new_stmt = build_cast_stmt(visited, size_overflow_type, rhs, CREATE_NEW_VAR, &gsi, before, false); + if (gimple_assign_cast_p(new_stmt)) + gimple_assign_set_rhs_code(new_stmt, CONVERT_EXPR); + pointer_set_insert(visited->my_stmts, new_stmt); + + return get_lhs(new_stmt); +} + +tree create_assign(struct visited *visited, gimple oldstmt, tree rhs1, bool before) +{ + tree lhs, dst_type; + gimple_stmt_iterator gsi; + + if (rhs1 == NULL_TREE) { + debug_gimple_stmt(oldstmt); + error("%s: rhs1 is NULL_TREE", __func__); + gcc_unreachable(); + } + + switch (gimple_code(oldstmt)) { + case GIMPLE_ASM: + lhs = rhs1; + break; + case GIMPLE_CALL: + case GIMPLE_ASSIGN: + lhs = gimple_get_lhs(oldstmt); + break; + default: + debug_gimple_stmt(oldstmt); + gcc_unreachable(); + } + + gsi = gsi_for_stmt(oldstmt); + pointer_set_insert(visited->stmts, oldstmt); + if (lookup_stmt_eh_lp(oldstmt) != 0) { + basic_block next_bb, cur_bb; + const_edge e; + + gcc_assert(before == false); + gcc_assert(stmt_can_throw_internal(oldstmt)); + gcc_assert(gimple_code(oldstmt) == GIMPLE_CALL); + gcc_assert(!gsi_end_p(gsi)); + + cur_bb = gimple_bb(oldstmt); + next_bb = cur_bb->next_bb; + e = find_edge(cur_bb, next_bb); + gcc_assert(e != NULL); + gcc_assert(e->flags & EDGE_FALLTHRU); + + gsi = gsi_after_labels(next_bb); + gcc_assert(!gsi_end_p(gsi)); + + before = true; + oldstmt = gsi_stmt(gsi); + } + + if (is_gimple_constant(rhs1) && TREE_CODE_CLASS(gimple_assign_rhs_code(oldstmt)) == tcc_comparison) + dst_type = get_size_overflow_type(visited, oldstmt, rhs1); + else + dst_type = get_size_overflow_type(visited, oldstmt, lhs); + + if (is_gimple_constant(rhs1)) + return cast_a_tree(dst_type, rhs1); + return cast_to_new_size_overflow_type(visited, oldstmt, rhs1, dst_type, before); +} + +tree dup_assign(struct visited *visited, gassign *oldstmt, const_tree node, tree rhs1, tree rhs2, tree __unused rhs3) +{ + gassign *stmt; + gimple_stmt_iterator gsi; + tree size_overflow_type, new_var, lhs = gimple_assign_lhs(oldstmt); + + if (pointer_set_contains(visited->my_stmts, oldstmt)) + return lhs; + + if (gimple_num_ops(oldstmt) != 4 && rhs1 == NULL_TREE) { + rhs1 = gimple_assign_rhs1(oldstmt); + rhs1 = create_assign(visited, oldstmt, rhs1, BEFORE_STMT); + } + if (gimple_num_ops(oldstmt) == 3 && rhs2 == NULL_TREE) { + rhs2 = gimple_assign_rhs2(oldstmt); + rhs2 = create_assign(visited, oldstmt, rhs2, BEFORE_STMT); + } + + stmt = as_a_gassign(gimple_copy(oldstmt)); + gimple_set_location(stmt, gimple_location(oldstmt)); + pointer_set_insert(visited->my_stmts, stmt); + + if (gimple_assign_rhs_code(oldstmt) == WIDEN_MULT_EXPR) + gimple_assign_set_rhs_code(stmt, MULT_EXPR); + + size_overflow_type = get_size_overflow_type(visited, oldstmt, node); + + new_var = create_new_var(size_overflow_type); + new_var = make_ssa_name(new_var, stmt); + gimple_assign_set_lhs(stmt, new_var); + + if (rhs1 != NULL_TREE) + gimple_assign_set_rhs1(stmt, rhs1); + + if (rhs2 != NULL_TREE) + gimple_assign_set_rhs2(stmt, rhs2); +#if BUILDING_GCC_VERSION >= 4006 + if (rhs3 != NULL_TREE) + gimple_assign_set_rhs3(stmt, rhs3); +#endif + gimple_set_vuse(stmt, gimple_vuse(oldstmt)); + gimple_set_vdef(stmt, gimple_vdef(oldstmt)); + + gsi = gsi_for_stmt(oldstmt); + gsi_insert_after(&gsi, stmt, GSI_SAME_STMT); + update_stmt(stmt); + pointer_set_insert(visited->stmts, oldstmt); + return gimple_assign_lhs(stmt); +} + +static tree cast_parm_decl(struct visited *visited, tree phi_ssa_name, tree arg, tree size_overflow_type, basic_block bb) +{ + const_gimple assign; + gimple_stmt_iterator gsi; + basic_block first_bb; + + gcc_assert(SSA_NAME_IS_DEFAULT_DEF(arg)); + + if (bb->index == 0) { + first_bb = split_block_after_labels(ENTRY_BLOCK_PTR_FOR_FN(cfun))->dest; + gcc_assert(dom_info_available_p(CDI_DOMINATORS)); + set_immediate_dominator(CDI_DOMINATORS, first_bb, ENTRY_BLOCK_PTR_FOR_FN(cfun)); + bb = first_bb; + } + + gsi = gsi_after_labels(bb); + assign = build_cast_stmt(visited, size_overflow_type, arg, phi_ssa_name, &gsi, BEFORE_STMT, false); + pointer_set_insert(visited->my_stmts, assign); + return get_lhs(assign); +} + +static tree use_phi_ssa_name(struct visited *visited, tree ssa_name_var, tree new_arg) +{ + gimple_stmt_iterator gsi; + const_gimple assign; + gimple def_stmt = get_def_stmt(new_arg); + + if (gimple_code(def_stmt) == GIMPLE_PHI) { + gsi = gsi_after_labels(gimple_bb(def_stmt)); + assign = build_cast_stmt(visited, TREE_TYPE(new_arg), new_arg, ssa_name_var, &gsi, BEFORE_STMT, true); + } else { + gsi = gsi_for_stmt(def_stmt); + assign = build_cast_stmt(visited, TREE_TYPE(new_arg), new_arg, ssa_name_var, &gsi, AFTER_STMT, true); + } + + pointer_set_insert(visited->my_stmts, assign); + return get_lhs(assign); +} + +static tree cast_visited_phi_arg(struct visited *visited, tree ssa_name_var, tree arg, tree size_overflow_type) +{ + basic_block bb; + gimple_stmt_iterator gsi; + const_gimple def_stmt; + const_gimple assign; + + def_stmt = get_def_stmt(arg); + bb = gimple_bb(def_stmt); + gcc_assert(bb->index != 0); + gsi = gsi_after_labels(bb); + + assign = build_cast_stmt(visited, size_overflow_type, arg, ssa_name_var, &gsi, BEFORE_STMT, false); + pointer_set_insert(visited->my_stmts, assign); + return get_lhs(assign); +} + +static tree create_new_phi_arg(struct visited *visited, tree ssa_name_var, tree new_arg, gphi *oldstmt, unsigned int i) +{ + tree size_overflow_type; + tree arg; + const_gimple def_stmt; + + if (new_arg != NULL_TREE && is_gimple_constant(new_arg)) + return new_arg; + + arg = gimple_phi_arg_def(oldstmt, i); + def_stmt = get_def_stmt(arg); + gcc_assert(def_stmt != NULL); + size_overflow_type = get_size_overflow_type(visited, oldstmt, arg); + + switch (gimple_code(def_stmt)) { + case GIMPLE_PHI: + return cast_visited_phi_arg(visited, ssa_name_var, arg, size_overflow_type); + case GIMPLE_NOP: { + basic_block bb; + + bb = gimple_phi_arg_edge(oldstmt, i)->src; + return cast_parm_decl(visited, ssa_name_var, arg, size_overflow_type, bb); + } + case GIMPLE_ASM: { + gimple_stmt_iterator gsi; + const_gimple assign; + gimple stmt = get_def_stmt(arg); + + gsi = gsi_for_stmt(stmt); + assign = build_cast_stmt(visited, size_overflow_type, arg, ssa_name_var, &gsi, AFTER_STMT, false); + pointer_set_insert(visited->my_stmts, assign); + return get_lhs(assign); + } + default: + gcc_assert(new_arg != NULL_TREE); + gcc_assert(types_compatible_p(TREE_TYPE(new_arg), size_overflow_type)); + return use_phi_ssa_name(visited, ssa_name_var, new_arg); + } +} + +static gphi *overflow_create_phi_node(struct visited *visited, gphi *oldstmt, tree result) +{ + basic_block bb; + gphi *phi; + gimple_seq seq; + gimple_stmt_iterator gsi = gsi_for_stmt(oldstmt); + + bb = gsi_bb(gsi); + + if (result == NULL_TREE) { + tree old_result = gimple_phi_result(oldstmt); + tree size_overflow_type = get_size_overflow_type(visited, oldstmt, old_result); + + result = create_new_var(size_overflow_type); + } + + phi = as_a_gphi(create_phi_node(result, bb)); + gimple_phi_set_result(phi, make_ssa_name(result, phi)); + seq = phi_nodes(bb); + gsi = gsi_last(seq); + gsi_remove(&gsi, false); + + gsi = gsi_for_stmt(oldstmt); + gsi_insert_after(&gsi, phi, GSI_NEW_STMT); + gimple_set_bb(phi, bb); + return phi; +} + +#if BUILDING_GCC_VERSION <= 4007 +static tree create_new_phi_node(struct visited *visited, VEC(tree, heap) **args, tree ssa_name_var, gimple oldstmt) +#else +static tree create_new_phi_node(struct visited *visited, vec<tree, va_heap, vl_embed> *&args, tree ssa_name_var, gphi *oldstmt) +#endif +{ + gphi *new_phi; + unsigned int i; + tree arg, result; + location_t loc = gimple_location(oldstmt); + +#if BUILDING_GCC_VERSION <= 4007 + gcc_assert(!VEC_empty(tree, *args)); +#else + gcc_assert(!args->is_empty()); +#endif + + new_phi = overflow_create_phi_node(visited, oldstmt, ssa_name_var); + result = gimple_phi_result(new_phi); + ssa_name_var = SSA_NAME_VAR(result); + +#if BUILDING_GCC_VERSION <= 4007 + FOR_EACH_VEC_ELT(tree, *args, i, arg) { +#else + FOR_EACH_VEC_SAFE_ELT(args, i, arg) { +#endif + arg = create_new_phi_arg(visited, ssa_name_var, arg, oldstmt, i); + add_phi_arg(new_phi, arg, gimple_phi_arg_edge(oldstmt, i), loc); + } + +#if BUILDING_GCC_VERSION <= 4007 + VEC_free(tree, heap, *args); +#else + vec_free(args); +#endif + update_stmt(new_phi); + pointer_set_insert(visited->my_stmts, new_phi); + return result; +} + +static tree handle_phi(struct visited *visited, interesting_stmts_t expand_from, tree orig_result) +{ +#if BUILDING_GCC_VERSION <= 4007 + VEC(tree, heap) *args = NULL; +#else + vec<tree, va_heap, vl_embed> *args = NULL; +#endif + unsigned int i, len; + tree ssa_name_var = NULL_TREE; + gphi *oldstmt = as_a_gphi(get_def_stmt(orig_result)); + + len = gimple_phi_num_args(oldstmt); + pointer_set_insert(visited->stmts, oldstmt); + for (i = 0; i < len; i++) { + tree arg, new_arg; + + arg = gimple_phi_arg_def(oldstmt, i); + new_arg = expand(visited, expand_from, arg); + + if (ssa_name_var == NULL_TREE && new_arg != NULL_TREE) + ssa_name_var = SSA_NAME_VAR(new_arg); + + if (is_gimple_constant(arg)) { + tree size_overflow_type = get_size_overflow_type(visited, oldstmt, arg); + + new_arg = cast_a_tree(size_overflow_type, arg); + } + +#if BUILDING_GCC_VERSION <= 4007 + VEC_safe_push(tree, heap, args, new_arg); +#else + vec_safe_push(args, new_arg); +#endif + } + +#if BUILDING_GCC_VERSION <= 4007 + return create_new_phi_node(visited, &args, ssa_name_var, oldstmt); +#else + return create_new_phi_node(visited, args, ssa_name_var, oldstmt); +#endif +} + +static tree create_cast_assign(struct visited *visited, gassign *stmt) +{ + tree rhs1 = gimple_assign_rhs1(stmt); + tree lhs = gimple_assign_lhs(stmt); + const_tree rhs1_type = TREE_TYPE(rhs1); + const_tree lhs_type = TREE_TYPE(lhs); + + if (TYPE_UNSIGNED(rhs1_type) == TYPE_UNSIGNED(lhs_type)) + return create_assign(visited, stmt, lhs, AFTER_STMT); + + return create_assign(visited, stmt, rhs1, AFTER_STMT); +} + +static bool skip_lhs_cast_check(const gassign *stmt) +{ + const_tree rhs = gimple_assign_rhs1(stmt); + const_gimple def_stmt = get_def_stmt(rhs); + + // 3.8.2 kernel/futex_compat.c compat_exit_robust_list(): get_user() 64 ulong -> int (compat_long_t), int max + if (gimple_code(def_stmt) == GIMPLE_ASM) + return true; + + if (is_const_plus_unsigned_signed_truncation(rhs)) + return true; + + return false; +} + +static tree create_string_param(tree string) +{ + tree i_type, a_type; + const int length = TREE_STRING_LENGTH(string); + + gcc_assert(length > 0); + + i_type = build_index_type(build_int_cst(NULL_TREE, length - 1)); + a_type = build_array_type(char_type_node, i_type); + + TREE_TYPE(string) = a_type; + TREE_CONSTANT(string) = 1; + TREE_READONLY(string) = 1; + + return build1(ADDR_EXPR, ptr_type_node, string); +} + +static void insert_cond(basic_block cond_bb, tree arg, enum tree_code cond_code, tree type_value) +{ + gcond *cond_stmt; + gimple_stmt_iterator gsi = gsi_last_bb(cond_bb); + + cond_stmt = gimple_build_cond(cond_code, arg, type_value, NULL_TREE, NULL_TREE); + gsi_insert_after(&gsi, cond_stmt, GSI_CONTINUE_LINKING); + update_stmt(cond_stmt); +} + +static void insert_cond_result(interesting_stmts_t expand_from, basic_block bb_true, const_gimple stmt, const_tree arg, bool min) +{ + gcall *func_stmt; + const_gimple def_stmt; + const_tree loc_line; + tree loc_file, ssa_name, current_func; + expanded_location xloc; + char *ssa_name_buf; + int len; + struct cgraph_edge *edge; + struct cgraph_node *report_node; + int frequency; + gimple_stmt_iterator gsi = gsi_start_bb(bb_true); + + def_stmt = get_def_stmt(arg); + if (gimple_has_location(def_stmt)) + xloc = expand_location(gimple_location(def_stmt)); + else if (gimple_has_location(stmt)) + xloc = expand_location(gimple_location(stmt)); + else + xloc = expand_location(DECL_SOURCE_LOCATION(current_function_decl)); + + loc_line = build_int_cstu(unsigned_type_node, xloc.line); + + loc_file = build_string(strlen(xloc.file) + 1, xloc.file); + loc_file = create_string_param(loc_file); + + current_func = build_string(DECL_NAME_LENGTH(current_function_decl) + 1, DECL_NAME_POINTER(current_function_decl)); + current_func = create_string_param(current_func); + + gcc_assert(DECL_NAME(SSA_NAME_VAR(arg)) != NULL); + call_count++; + len = asprintf(&ssa_name_buf, "%s_%u %s, count: %u, decl: %s; num: %u; context: %s;\n", DECL_NAME_POINTER(SSA_NAME_VAR(arg)), SSA_NAME_VERSION(arg), min ? "min" : "max", call_count, expand_from->next_node->decl_name, expand_from->next_node->num, expand_from->next_node->context); + gcc_assert(len > 0); + ssa_name = build_string(len + 1, ssa_name_buf); + free(ssa_name_buf); + ssa_name = create_string_param(ssa_name); + + // void report_size_overflow(const char *file, unsigned int line, const char *func, const char *ssa_name) + func_stmt = as_a_gcall(gimple_build_call(report_size_overflow_decl, 4, loc_file, loc_line, current_func, ssa_name)); + gsi_insert_after(&gsi, func_stmt, GSI_CONTINUE_LINKING); + + report_node = cgraph_get_create_node(report_size_overflow_decl); + gcc_assert(report_node); + frequency = compute_call_stmt_bb_frequency(current_function_decl, bb_true); + + edge = cgraph_create_edge(get_cnode(current_function_decl), report_node, func_stmt, bb_true->count, frequency, bb_true->loop_depth); + gcc_assert(edge != NULL); +} + +static void insert_check_size_overflow(interesting_stmts_t expand_from, gimple stmt, enum tree_code cond_code, tree arg, tree type_value, bool before, bool min) +{ + basic_block cond_bb, join_bb, bb_true; + edge e; + gimple_stmt_iterator gsi = gsi_for_stmt(stmt); + + cond_bb = gimple_bb(stmt); + if (before) + gsi_prev(&gsi); + if (gsi_end_p(gsi)) + e = split_block_after_labels(cond_bb); + else + e = split_block(cond_bb, gsi_stmt(gsi)); + cond_bb = e->src; + join_bb = e->dest; + e->flags = EDGE_FALSE_VALUE; + e->probability = REG_BR_PROB_BASE; + + bb_true = create_empty_bb(cond_bb); + make_edge(cond_bb, bb_true, EDGE_TRUE_VALUE); + make_edge(cond_bb, join_bb, EDGE_FALSE_VALUE); + make_edge(bb_true, join_bb, EDGE_FALLTHRU); + + gcc_assert(dom_info_available_p(CDI_DOMINATORS)); + set_immediate_dominator(CDI_DOMINATORS, bb_true, cond_bb); + set_immediate_dominator(CDI_DOMINATORS, join_bb, cond_bb); + + if (current_loops != NULL) { + gcc_assert(cond_bb->loop_father == join_bb->loop_father); + add_bb_to_loop(bb_true, cond_bb->loop_father); + } + + insert_cond(cond_bb, arg, cond_code, type_value); + insert_cond_result(expand_from, bb_true, stmt, arg, min); + +// print_the_code_insertions(stmt); +} + +void check_size_overflow(interesting_stmts_t expand_from, gimple stmt, tree size_overflow_type, tree cast_rhs, tree rhs, bool before) +{ + const_tree rhs_type = TREE_TYPE(rhs); + tree cast_rhs_type, type_max_type, type_min_type, type_max, type_min; + + gcc_assert(rhs_type != NULL_TREE); + if (TREE_CODE(rhs_type) == POINTER_TYPE) + return; + + gcc_assert(TREE_CODE(rhs_type) == INTEGER_TYPE || TREE_CODE(rhs_type) == ENUMERAL_TYPE); + + if (is_const_plus_unsigned_signed_truncation(rhs)) + return; + if (is_gimple_assign(stmt) && neg_short_add_intentional_overflow(as_a_gassign(stmt))) + return; + + type_max = cast_a_tree(size_overflow_type, TYPE_MAX_VALUE(rhs_type)); + // typemax (-1) < typemin (0) + if (TREE_OVERFLOW(type_max)) + return; + + type_min = cast_a_tree(size_overflow_type, TYPE_MIN_VALUE(rhs_type)); + + cast_rhs_type = TREE_TYPE(cast_rhs); + type_max_type = TREE_TYPE(type_max); + gcc_assert(types_compatible_p(cast_rhs_type, type_max_type)); + + insert_check_size_overflow(expand_from, stmt, GT_EXPR, cast_rhs, type_max, before, MAX_CHECK); + + // special case: get_size_overflow_type(), 32, u64->s + if (LONG_TYPE_SIZE == GET_MODE_BITSIZE(SImode) && TYPE_UNSIGNED(size_overflow_type) && !TYPE_UNSIGNED(rhs_type)) + return; + + type_min_type = TREE_TYPE(type_min); + gcc_assert(types_compatible_p(type_max_type, type_min_type)); + insert_check_size_overflow(expand_from, stmt, LT_EXPR, cast_rhs, type_min, before, MIN_CHECK); +} + +static tree get_my_stmt_lhs(struct visited *visited, gimple stmt) +{ + gimple_stmt_iterator gsi; + gimple next_stmt = NULL; + + gsi = gsi_for_stmt(stmt); + + do { + gsi_next(&gsi); + next_stmt = gsi_stmt(gsi); + + if (gimple_code(stmt) == GIMPLE_PHI && !pointer_set_contains(visited->my_stmts, next_stmt)) + return NULL_TREE; + + if (pointer_set_contains(visited->my_stmts, next_stmt) && !pointer_set_contains(visited->skip_expr_casts, next_stmt)) + break; + + gcc_assert(pointer_set_contains(visited->my_stmts, next_stmt)); + } while (!gsi_end_p(gsi)); + + gcc_assert(next_stmt); + return get_lhs(next_stmt); +} + +/* When the result of the negation is cast to a signed type then move + * the size_overflow cast check before negation. + * ssa: + * unsigned _588 + * _588 = _587 >> 12; + * _589 = -_588; + * _590 = (long int) _589; + */ +static bool handle_unsigned_neg_or_bit_not(struct visited *visited, interesting_stmts_t expand_from, const gassign *stmt) +{ + gimple def_neg_stmt, neg_stmt; + tree lhs, new_neg_rhs; + const_tree rhs, neg_rhs; + enum tree_code rhs_code; + + rhs = gimple_assign_rhs1(stmt); + lhs = gimple_assign_lhs(stmt); + if (TYPE_UNSIGNED(TREE_TYPE(lhs)) || !TYPE_UNSIGNED(TREE_TYPE(rhs))) + return false; + + neg_stmt = get_def_stmt(rhs); + if (!neg_stmt || !is_gimple_assign(neg_stmt)) + return false; + + rhs_code = gimple_assign_rhs_code(neg_stmt); + if (rhs_code != BIT_NOT_EXPR && rhs_code != NEGATE_EXPR) + return false; + + neg_rhs = gimple_assign_rhs1(neg_stmt); + def_neg_stmt = get_def_stmt(neg_rhs); + if (!def_neg_stmt) + return false; + + new_neg_rhs = get_my_stmt_lhs(visited, def_neg_stmt); + check_size_overflow(expand_from, neg_stmt, TREE_TYPE(new_neg_rhs), new_neg_rhs, lhs, BEFORE_STMT); + pointer_set_insert(visited->no_cast_check, stmt); + return true; +} + +static tree create_cast_overflow_check(struct visited *visited, interesting_stmts_t expand_from, tree new_rhs1, gassign *stmt) +{ + bool cast_lhs, cast_rhs; + tree lhs = gimple_assign_lhs(stmt); + tree rhs = gimple_assign_rhs1(stmt); + const_tree lhs_type = TREE_TYPE(lhs); + const_tree rhs_type = TREE_TYPE(rhs); + enum machine_mode lhs_mode = TYPE_MODE(lhs_type); + enum machine_mode rhs_mode = TYPE_MODE(rhs_type); + unsigned int lhs_size = GET_MODE_BITSIZE(lhs_mode); + unsigned int rhs_size = GET_MODE_BITSIZE(rhs_mode); + + static bool check_lhs[3][4] = { + // ss su us uu + { false, true, true, false }, // lhs > rhs + { false, false, false, false }, // lhs = rhs + { true, true, true, true }, // lhs < rhs + }; + + static bool check_rhs[3][4] = { + // ss su us uu + { true, false, true, true }, // lhs > rhs + { true, false, true, true }, // lhs = rhs + { true, false, true, true }, // lhs < rhs + }; + + if (handle_unsigned_neg_or_bit_not(visited, expand_from, stmt)) + return dup_assign(visited, stmt, lhs, new_rhs1, NULL_TREE, NULL_TREE); + + // skip lhs check on HI -> QI cast + if (rhs_mode == HImode && lhs_mode == QImode) { + pointer_set_insert(visited->no_cast_check, stmt); + return dup_assign(visited, stmt, lhs, new_rhs1, NULL_TREE, NULL_TREE); + } + + // skip lhs check on signed SI -> HI cast or signed SI -> QI cast + if (rhs_mode == SImode && !TYPE_UNSIGNED(rhs_type) && (lhs_mode == HImode || lhs_mode == QImode)) + return create_assign(visited, stmt, lhs, AFTER_STMT); + + if (lhs_size > rhs_size) { + cast_lhs = check_lhs[0][TYPE_UNSIGNED(rhs_type) + 2 * TYPE_UNSIGNED(lhs_type)]; + cast_rhs = check_rhs[0][TYPE_UNSIGNED(rhs_type) + 2 * TYPE_UNSIGNED(lhs_type)]; + } else if (lhs_size == rhs_size) { + cast_lhs = check_lhs[1][TYPE_UNSIGNED(rhs_type) + 2 * TYPE_UNSIGNED(lhs_type)]; + cast_rhs = check_rhs[1][TYPE_UNSIGNED(rhs_type) + 2 * TYPE_UNSIGNED(lhs_type)]; + } else { + cast_lhs = check_lhs[2][TYPE_UNSIGNED(rhs_type) + 2 * TYPE_UNSIGNED(lhs_type)]; + cast_rhs = check_rhs[2][TYPE_UNSIGNED(rhs_type) + 2 * TYPE_UNSIGNED(lhs_type)]; + } + + if (!cast_lhs && !cast_rhs) + return dup_assign(visited, stmt, lhs, new_rhs1, NULL_TREE, NULL_TREE); + + if (cast_lhs && !skip_lhs_cast_check(stmt)) + check_size_overflow(expand_from, stmt, TREE_TYPE(new_rhs1), new_rhs1, lhs, BEFORE_STMT); + + if (cast_rhs) + check_size_overflow(expand_from, stmt, TREE_TYPE(new_rhs1), new_rhs1, rhs, BEFORE_STMT); + + return dup_assign(visited, stmt, lhs, new_rhs1, NULL_TREE, NULL_TREE); +} + +static tree handle_unary_rhs(struct visited *visited, interesting_stmts_t expand_from, gassign *stmt) +{ + enum tree_code rhs_code; + tree rhs1, new_rhs1, lhs = gimple_assign_lhs(stmt); + + if (pointer_set_contains(visited->my_stmts, stmt)) + return lhs; + + rhs1 = gimple_assign_rhs1(stmt); + if (TREE_CODE(TREE_TYPE(rhs1)) == POINTER_TYPE) + return create_assign(visited, stmt, lhs, AFTER_STMT); + + new_rhs1 = expand(visited, expand_from, rhs1); + + if (new_rhs1 == NULL_TREE) + return create_cast_assign(visited, stmt); + + if (pointer_set_contains(visited->no_cast_check, stmt)) + return dup_assign(visited, stmt, lhs, new_rhs1, NULL_TREE, NULL_TREE); + + rhs_code = gimple_assign_rhs_code(stmt); + if (rhs_code == BIT_NOT_EXPR || rhs_code == NEGATE_EXPR) { + tree size_overflow_type = get_size_overflow_type(visited, stmt, rhs1); + + new_rhs1 = cast_to_new_size_overflow_type(visited, stmt, new_rhs1, size_overflow_type, BEFORE_STMT); + check_size_overflow(expand_from, stmt, size_overflow_type, new_rhs1, rhs1, BEFORE_STMT); + return create_assign(visited, stmt, lhs, AFTER_STMT); + } + + if (!gimple_assign_cast_p(stmt)) + return dup_assign(visited, stmt, lhs, new_rhs1, NULL_TREE, NULL_TREE); + + return create_cast_overflow_check(visited, expand_from, new_rhs1, stmt); +} + +static tree handle_unary_ops(struct visited *visited, interesting_stmts_t expand_from, gassign *stmt) +{ + tree rhs1, lhs = gimple_assign_lhs(stmt); + gimple def_stmt = get_def_stmt(lhs); + + gcc_assert(gimple_code(def_stmt) != GIMPLE_NOP); + rhs1 = gimple_assign_rhs1(def_stmt); + + if (is_gimple_constant(rhs1)) + return create_assign(visited, def_stmt, lhs, AFTER_STMT); + + switch (TREE_CODE(rhs1)) { + case SSA_NAME: { + tree ret = handle_unary_rhs(visited, expand_from, as_a_gassign(def_stmt)); + + if (gimple_assign_cast_p(stmt)) + unsigned_signed_cast_intentional_overflow(visited, stmt); + return ret; + } + case ARRAY_REF: + case BIT_FIELD_REF: + case ADDR_EXPR: + case COMPONENT_REF: + case INDIRECT_REF: +#if BUILDING_GCC_VERSION >= 4006 + case MEM_REF: +#endif + case TARGET_MEM_REF: + case VIEW_CONVERT_EXPR: + return create_assign(visited, def_stmt, lhs, AFTER_STMT); + case PARM_DECL: + case VAR_DECL: + return create_assign(visited, stmt, lhs, AFTER_STMT); + + default: + debug_gimple_stmt(def_stmt); + debug_tree(rhs1); + gcc_unreachable(); + } +} + +static void __unused print_the_code_insertions(const_gimple stmt) +{ + location_t loc = gimple_location(stmt); + + inform(loc, "Integer size_overflow check applied here."); +} + +static bool is_from_cast(const_tree node) +{ + gimple def_stmt = get_def_stmt(node); + + if (!def_stmt) + return false; + + if (gimple_assign_cast_p(def_stmt)) + return true; + + return false; +} + +// Skip duplication when there is a minus expr and the type of rhs1 or rhs2 is a pointer_type. +static bool is_ptr_diff(gassign *stmt) +{ + const_tree rhs1, rhs2, ptr1_rhs, ptr2_rhs; + + if (gimple_assign_rhs_code(stmt) != MINUS_EXPR) + return false; + + rhs1 = gimple_assign_rhs1(stmt); + if (!is_from_cast(rhs1)) + return false; + + rhs2 = gimple_assign_rhs2(stmt); + if (!is_from_cast(rhs2)) + return false; + + ptr1_rhs = gimple_assign_rhs1(get_def_stmt(rhs1)); + ptr2_rhs = gimple_assign_rhs1(get_def_stmt(rhs2)); + + if (TREE_CODE(TREE_TYPE(ptr1_rhs)) != POINTER_TYPE && TREE_CODE(TREE_TYPE(ptr2_rhs)) != POINTER_TYPE) + return false; + + return true; +} + +static tree handle_comparison_code_class(struct visited *visited, interesting_stmts_t expand_from, gassign *stmt, tree new_rhs1, tree new_rhs2) +{ + tree rhs1, rhs2, lhs; + + rhs1 = gimple_assign_rhs1(stmt); + if (!is_gimple_constant(rhs1) && new_rhs1 != NULL_TREE) + check_size_overflow(expand_from, stmt, TREE_TYPE(new_rhs1), new_rhs1, rhs1, BEFORE_STMT); + + lhs = gimple_assign_lhs(stmt); + if (new_rhs2 == NULL_TREE) + return create_assign(visited, stmt, lhs, AFTER_STMT); + + rhs2 = gimple_assign_rhs2(stmt); + if (!is_gimple_constant(rhs2)) + check_size_overflow(expand_from, stmt, TREE_TYPE(new_rhs2), new_rhs2, rhs2, BEFORE_STMT); + return create_assign(visited, stmt, lhs, AFTER_STMT); +} + +static tree handle_binary_ops(struct visited *visited, interesting_stmts_t expand_from, tree lhs) +{ + enum intentional_overflow_type res; + tree rhs1, rhs2, new_lhs; + gassign *def_stmt = as_a_gassign(get_def_stmt(lhs)); + tree new_rhs1 = NULL_TREE; + tree new_rhs2 = NULL_TREE; + + if (is_ptr_diff(def_stmt)) + return create_assign(visited, def_stmt, lhs, AFTER_STMT); + + rhs1 = gimple_assign_rhs1(def_stmt); + rhs2 = gimple_assign_rhs2(def_stmt); + + /* no DImode/TImode division in the 32/64 bit kernel */ + switch (gimple_assign_rhs_code(def_stmt)) { + case RDIV_EXPR: + case TRUNC_DIV_EXPR: + case CEIL_DIV_EXPR: + case FLOOR_DIV_EXPR: + case ROUND_DIV_EXPR: + case TRUNC_MOD_EXPR: + case CEIL_MOD_EXPR: + case FLOOR_MOD_EXPR: + case ROUND_MOD_EXPR: + case EXACT_DIV_EXPR: + case POINTER_PLUS_EXPR: + case BIT_AND_EXPR: + return create_assign(visited, def_stmt, lhs, AFTER_STMT); + default: + break; + } + + new_lhs = handle_integer_truncation(visited, expand_from, lhs); + if (new_lhs != NULL_TREE) + return new_lhs; + + if (TREE_CODE(rhs1) == SSA_NAME) + new_rhs1 = expand(visited, expand_from, rhs1); + if (TREE_CODE(rhs2) == SSA_NAME) + new_rhs2 = expand(visited, expand_from, rhs2); + + res = add_mul_intentional_overflow(def_stmt); + if (res != NO_INTENTIONAL_OVERFLOW) { + new_lhs = dup_assign(visited, def_stmt, lhs, new_rhs1, new_rhs2, NULL_TREE); + insert_cast_expr(visited, as_a_gassign(get_def_stmt(new_lhs)), res); + return new_lhs; + } + + if (skip_expr_on_double_type(def_stmt)) { + new_lhs = dup_assign(visited, def_stmt, lhs, new_rhs1, new_rhs2, NULL_TREE); + insert_cast_expr(visited, as_a_gassign(get_def_stmt(new_lhs)), NO_INTENTIONAL_OVERFLOW); + return new_lhs; + } + + if (is_a_neg_overflow(def_stmt, rhs2)) + return handle_intentional_overflow(visited, expand_from, true, def_stmt, new_rhs1, NULL_TREE); + if (is_a_neg_overflow(def_stmt, rhs1)) + return handle_intentional_overflow(visited, expand_from, true, def_stmt, new_rhs2, new_rhs2); + + + if (is_a_constant_overflow(def_stmt, rhs2)) + return handle_intentional_overflow(visited, expand_from, !is_a_cast_and_const_overflow(rhs1), def_stmt, new_rhs1, NULL_TREE); + if (is_a_constant_overflow(def_stmt, rhs1)) + return handle_intentional_overflow(visited, expand_from, !is_a_cast_and_const_overflow(rhs2), def_stmt, new_rhs2, new_rhs2); + + // the const is between 0 and (signed) MAX + if (is_gimple_constant(rhs1)) + new_rhs1 = create_assign(visited, def_stmt, rhs1, BEFORE_STMT); + if (is_gimple_constant(rhs2)) + new_rhs2 = create_assign(visited, def_stmt, rhs2, BEFORE_STMT); + + if (TREE_CODE_CLASS(gimple_assign_rhs_code(def_stmt)) == tcc_comparison) + return handle_comparison_code_class(visited, expand_from, def_stmt, new_rhs1, new_rhs2); + + return dup_assign(visited, def_stmt, lhs, new_rhs1, new_rhs2, NULL_TREE); +} + +#if BUILDING_GCC_VERSION >= 4006 +static tree get_new_rhs(struct visited *visited, interesting_stmts_t expand_from, tree size_overflow_type, tree rhs) +{ + if (is_gimple_constant(rhs)) + return cast_a_tree(size_overflow_type, rhs); + if (TREE_CODE(rhs) != SSA_NAME) + return NULL_TREE; + return expand(visited, expand_from, rhs); +} + +static tree handle_ternary_ops(struct visited *visited, interesting_stmts_t expand_from, tree lhs) +{ + tree rhs1, rhs2, rhs3, new_rhs1, new_rhs2, new_rhs3, size_overflow_type; + gassign *def_stmt = as_a_gassign(get_def_stmt(lhs)); + + size_overflow_type = get_size_overflow_type(visited, def_stmt, lhs); + + rhs1 = gimple_assign_rhs1(def_stmt); + rhs2 = gimple_assign_rhs2(def_stmt); + rhs3 = gimple_assign_rhs3(def_stmt); + new_rhs1 = get_new_rhs(visited, expand_from, size_overflow_type, rhs1); + new_rhs2 = get_new_rhs(visited, expand_from, size_overflow_type, rhs2); + new_rhs3 = get_new_rhs(visited, expand_from, size_overflow_type, rhs3); + + return dup_assign(visited, def_stmt, lhs, new_rhs1, new_rhs2, new_rhs3); +} +#endif + +static tree expand_visited(struct visited *visited, gimple def_stmt) +{ + gimple_stmt_iterator gsi; + enum gimple_code code = gimple_code(def_stmt); + + if (code == GIMPLE_ASM) + return NULL_TREE; + + gsi = gsi_for_stmt(def_stmt); + gsi_next(&gsi); + + if (gimple_code(def_stmt) == GIMPLE_PHI && gsi_end_p(gsi)) + return NULL_TREE; + return get_my_stmt_lhs(visited, def_stmt); +} + +tree expand(struct visited *visited, interesting_stmts_t expand_from, tree lhs) +{ + gimple def_stmt; + + def_stmt = get_def_stmt(lhs); + + if (!def_stmt || gimple_code(def_stmt) == GIMPLE_NOP) + return NULL_TREE; + + if (pointer_set_contains(visited->my_stmts, def_stmt)) + return lhs; + + if (pointer_set_contains(visited->stmts, def_stmt)) + return expand_visited(visited, def_stmt); + + if (is_gimple_constant(lhs)) + return NULL_TREE; + if (skip_types(lhs)) + return NULL_TREE; + + switch (gimple_code(def_stmt)) { + case GIMPLE_PHI: + return handle_phi(visited, expand_from, lhs); + case GIMPLE_CALL: + case GIMPLE_ASM: + if (is_size_overflow_asm(def_stmt)) + return expand(visited, expand_from, get_size_overflow_asm_input(as_a_gasm(def_stmt))); + return create_assign(visited, def_stmt, lhs, AFTER_STMT); + case GIMPLE_ASSIGN: + switch (gimple_num_ops(def_stmt)) { + case 2: + return handle_unary_ops(visited, expand_from, as_a_gassign(def_stmt)); + case 3: + return handle_binary_ops(visited, expand_from, lhs); +#if BUILDING_GCC_VERSION >= 4006 + case 4: + return handle_ternary_ops(visited, expand_from, lhs); +#endif + } + default: + debug_gimple_stmt(def_stmt); + error("%s: unknown gimple code", __func__); + gcc_unreachable(); + } +} diff --git a/tools/gcc/stackleak_plugin.c b/tools/gcc/stackleak_plugin.c new file mode 100644 index 0000000..dd62d1c --- /dev/null +++ b/tools/gcc/stackleak_plugin.c @@ -0,0 +1,444 @@ +/* + * Copyright 2011-2015 by the PaX Team <pageexec@freemail.hu> + * Licensed under the GPL v2 + * + * Note: the choice of the license means that the compilation process is + * NOT 'eligible' as defined by gcc's library exception to the GPL v3, + * but for the kernel it doesn't matter since it doesn't link against + * any of the gcc libraries + * + * gcc plugin to help implement various PaX features + * + * - track lowest stack pointer + * + * TODO: + * - initialize all local variables + * + * BUGS: + * - none known + */ + +#include "gcc-common.h" + +int plugin_is_GPL_compatible; + +static int track_frame_size = -1; +static const char track_function[] = "pax_track_stack"; +static const char check_function[] = "pax_check_alloca"; +static GTY(()) tree track_function_decl; +static GTY(()) tree check_function_decl; +static bool init_locals; + +static struct plugin_info stackleak_plugin_info = { + .version = "201512150205", + .help = "track-lowest-sp=nn\ttrack sp in functions whose frame size is at least nn bytes\n" +// "initialize-locals\t\tforcibly initialize all stack frames\n" +}; + +static void stackleak_check_alloca(gimple_stmt_iterator *gsi) +{ + gimple stmt; + gcall *check_alloca; + tree alloca_size; + cgraph_node_ptr node; + int frequency; + basic_block bb; + + // insert call to void pax_check_alloca(unsigned long size) + alloca_size = gimple_call_arg(gsi_stmt(*gsi), 0); + stmt = gimple_build_call(check_function_decl, 1, alloca_size); + check_alloca = as_a_gcall(stmt); + gsi_insert_before(gsi, check_alloca, GSI_SAME_STMT); + + // update the cgraph + bb = gimple_bb(check_alloca); + node = cgraph_get_create_node(check_function_decl); + gcc_assert(node); + frequency = compute_call_stmt_bb_frequency(current_function_decl, bb); + cgraph_create_edge(cgraph_get_node(current_function_decl), node, check_alloca, bb->count, frequency, bb->loop_depth); +} + +static void stackleak_add_instrumentation(gimple_stmt_iterator *gsi, bool after) +{ + gimple stmt; + gcall *track_stack; + cgraph_node_ptr node; + int frequency; + basic_block bb; + + // insert call to void pax_track_stack(void) + stmt = gimple_build_call(track_function_decl, 0); + track_stack = as_a_gcall(stmt); + if (after) + gsi_insert_after(gsi, track_stack, GSI_CONTINUE_LINKING); + else + gsi_insert_before(gsi, track_stack, GSI_SAME_STMT); + + // update the cgraph + bb = gimple_bb(track_stack); + node = cgraph_get_create_node(track_function_decl); + gcc_assert(node); + frequency = compute_call_stmt_bb_frequency(current_function_decl, bb); + cgraph_create_edge(cgraph_get_node(current_function_decl), node, track_stack, bb->count, frequency, bb->loop_depth); +} + +static bool is_alloca(gimple stmt) +{ + if (gimple_call_builtin_p(stmt, BUILT_IN_ALLOCA)) + return true; + +#if BUILDING_GCC_VERSION >= 4007 + if (gimple_call_builtin_p(stmt, BUILT_IN_ALLOCA_WITH_ALIGN)) + return true; +#endif + + return false; +} + +static unsigned int execute_stackleak_tree_instrument(void) +{ + basic_block bb, entry_bb; + bool prologue_instrumented = false, is_leaf = true; + + entry_bb = ENTRY_BLOCK_PTR_FOR_FN(cfun)->next_bb; + + // 1. loop through BBs and GIMPLE statements + FOR_EACH_BB_FN(bb, cfun) { + gimple_stmt_iterator gsi; + + for (gsi = gsi_start_bb(bb); !gsi_end_p(gsi); gsi_next(&gsi)) { + gimple stmt; + + stmt = gsi_stmt(gsi); + + if (is_gimple_call(stmt)) + is_leaf = false; + + // gimple match: align 8 built-in BUILT_IN_NORMAL:BUILT_IN_ALLOCA attributes <tree_list 0xb7576450> + if (!is_alloca(stmt)) + continue; + + // 2. insert stack overflow check before each __builtin_alloca call + stackleak_check_alloca(&gsi); + + // 3. insert track call after each __builtin_alloca call + stackleak_add_instrumentation(&gsi, true); + if (bb == entry_bb) + prologue_instrumented = true; + } + } + + // special cases for some bad linux code: taking the address of static inline functions will materialize them + // but we mustn't instrument some of them as the resulting stack alignment required by the function call ABI + // will break other assumptions regarding the expected (but not otherwise enforced) register clobbering ABI. + // case in point: native_save_fl on amd64 when optimized for size clobbers rdx if it were instrumented here. + if (is_leaf && !TREE_PUBLIC(current_function_decl) && DECL_DECLARED_INLINE_P(current_function_decl)) + return 0; + if (is_leaf && !strncmp(IDENTIFIER_POINTER(DECL_NAME(current_function_decl)), "_paravirt_", 10)) + return 0; + + // 4. insert track call at the beginning + if (!prologue_instrumented) { + gimple_stmt_iterator gsi; + + gcc_assert(single_succ_p(ENTRY_BLOCK_PTR_FOR_FN(cfun))); + bb = single_succ(ENTRY_BLOCK_PTR_FOR_FN(cfun)); + if (!single_pred_p(bb)) { +// gcc_assert(bb_loop_depth(bb) || (bb->flags & BB_IRREDUCIBLE_LOOP)); + split_edge(single_succ_edge(ENTRY_BLOCK_PTR_FOR_FN(cfun))); + gcc_assert(single_succ_p(ENTRY_BLOCK_PTR_FOR_FN(cfun))); + bb = single_succ(ENTRY_BLOCK_PTR_FOR_FN(cfun)); + } + gsi = gsi_after_labels(bb); + stackleak_add_instrumentation(&gsi, false); + } + + return 0; +} + +static unsigned int execute_stackleak_final(void) +{ + rtx_insn *insn, *next; + + if (cfun->calls_alloca) + return 0; + + // keep calls only if function frame is big enough + if (get_frame_size() >= track_frame_size) + return 0; + + // 1. find pax_track_stack calls + for (insn = get_insns(); insn; insn = next) { + // rtl match: (call_insn 8 7 9 3 (call (mem (symbol_ref ("pax_track_stack") [flags 0x41] <function_decl 0xb7470e80 pax_track_stack>) [0 S1 A8]) (4)) -1 (nil) (nil)) + rtx body; + + next = NEXT_INSN(insn); + if (!CALL_P(insn)) + continue; + body = PATTERN(insn); + if (GET_CODE(body) != CALL) + continue; + body = XEXP(body, 0); + if (GET_CODE(body) != MEM) + continue; + body = XEXP(body, 0); + if (GET_CODE(body) != SYMBOL_REF) + continue; +// if (strcmp(XSTR(body, 0), track_function)) + if (SYMBOL_REF_DECL(body) != track_function_decl) + continue; +// warning(0, "track_frame_size: %d %ld %d", cfun->calls_alloca, get_frame_size(), track_frame_size); + // 2. delete call + delete_insn_and_edges(insn); +#if BUILDING_GCC_VERSION >= 4007 + if (GET_CODE(next) == NOTE && NOTE_KIND(next) == NOTE_INSN_CALL_ARG_LOCATION) { + insn = next; + next = NEXT_INSN(insn); + delete_insn_and_edges(insn); + } +#endif + } + +// print_simple_rtl(stderr, get_insns()); +// print_rtl(stderr, get_insns()); +// warning(0, "track_frame_size: %d %ld %d", cfun->calls_alloca, get_frame_size(), track_frame_size); + + return 0; +} + +static bool gate_stackleak_track_stack(void) +{ + tree section; + + if (ix86_cmodel != CM_KERNEL) + return false; + + section = lookup_attribute("section", DECL_ATTRIBUTES(current_function_decl)); + if (section && TREE_VALUE(section)) { + section = TREE_VALUE(TREE_VALUE(section)); + + if (!strncmp(TREE_STRING_POINTER(section), ".init.text", 10)) + return false; + if (!strncmp(TREE_STRING_POINTER(section), ".devinit.text", 13)) + return false; + if (!strncmp(TREE_STRING_POINTER(section), ".cpuinit.text", 13)) + return false; + if (!strncmp(TREE_STRING_POINTER(section), ".meminit.text", 13)) + return false; + } + + return track_frame_size >= 0; +} + +static void stackleak_start_unit(void *gcc_data, void *user_data) +{ + tree fntype; + + // void pax_track_stack(void) + fntype = build_function_type_list(void_type_node, NULL_TREE); + track_function_decl = build_fn_decl(track_function, fntype); + DECL_ASSEMBLER_NAME(track_function_decl); // for LTO + TREE_PUBLIC(track_function_decl) = 1; + TREE_USED(track_function_decl) = 1; + DECL_EXTERNAL(track_function_decl) = 1; + DECL_ARTIFICIAL(track_function_decl) = 1; + DECL_PRESERVE_P(track_function_decl) = 1; + + // void pax_check_alloca(unsigned long) + fntype = build_function_type_list(void_type_node, long_unsigned_type_node, NULL_TREE); + check_function_decl = build_fn_decl(check_function, fntype); + DECL_ASSEMBLER_NAME(check_function_decl); // for LTO + TREE_PUBLIC(check_function_decl) = 1; + TREE_USED(check_function_decl) = 1; + DECL_EXTERNAL(check_function_decl) = 1; + DECL_ARTIFICIAL(check_function_decl) = 1; + DECL_PRESERVE_P(check_function_decl) = 1; +} + +#if BUILDING_GCC_VERSION >= 4009 +namespace { +static const struct pass_data stackleak_tree_instrument_pass_data = { +#else +static struct gimple_opt_pass stackleak_tree_instrument_pass = { + .pass = { +#endif + .type = GIMPLE_PASS, + .name = "stackleak_tree_instrument", +#if BUILDING_GCC_VERSION >= 4008 + .optinfo_flags = OPTGROUP_NONE, +#endif +#if BUILDING_GCC_VERSION >= 5000 +#elif BUILDING_GCC_VERSION == 4009 + .has_gate = true, + .has_execute = true, +#else + .gate = gate_stackleak_track_stack, + .execute = execute_stackleak_tree_instrument, + .sub = NULL, + .next = NULL, + .static_pass_number = 0, +#endif + .tv_id = TV_NONE, + .properties_required = PROP_gimple_leh | PROP_cfg, + .properties_provided = 0, + .properties_destroyed = 0, + .todo_flags_start = 0, //TODO_verify_ssa | TODO_verify_flow | TODO_verify_stmts, + .todo_flags_finish = TODO_verify_ssa | TODO_verify_stmts | TODO_dump_func | TODO_update_ssa | TODO_rebuild_cgraph_edges +#if BUILDING_GCC_VERSION < 4009 + } +#endif +}; + +#if BUILDING_GCC_VERSION >= 4009 +static const struct pass_data stackleak_final_rtl_opt_pass_data = { +#else +static struct rtl_opt_pass stackleak_final_rtl_opt_pass = { + .pass = { +#endif + .type = RTL_PASS, + .name = "stackleak_final", +#if BUILDING_GCC_VERSION >= 4008 + .optinfo_flags = OPTGROUP_NONE, +#endif +#if BUILDING_GCC_VERSION >= 5000 +#elif BUILDING_GCC_VERSION == 4009 + .has_gate = true, + .has_execute = true, +#else + .gate = gate_stackleak_track_stack, + .execute = execute_stackleak_final, + .sub = NULL, + .next = NULL, + .static_pass_number = 0, +#endif + .tv_id = TV_NONE, + .properties_required = 0, + .properties_provided = 0, + .properties_destroyed = 0, + .todo_flags_start = 0, + .todo_flags_finish = TODO_dump_func +#if BUILDING_GCC_VERSION < 4009 + } +#endif +}; + +#if BUILDING_GCC_VERSION >= 4009 +class stackleak_tree_instrument_pass : public gimple_opt_pass { +public: + stackleak_tree_instrument_pass() : gimple_opt_pass(stackleak_tree_instrument_pass_data, g) {} +#if BUILDING_GCC_VERSION >= 5000 + virtual bool gate(function *) { return gate_stackleak_track_stack(); } + virtual unsigned int execute(function *) { return execute_stackleak_tree_instrument(); } +#else + bool gate() { return gate_stackleak_track_stack(); } + unsigned int execute() { return execute_stackleak_tree_instrument(); } +#endif +}; + +class stackleak_final_rtl_opt_pass : public rtl_opt_pass { +public: + stackleak_final_rtl_opt_pass() : rtl_opt_pass(stackleak_final_rtl_opt_pass_data, g) {} +#if BUILDING_GCC_VERSION >= 5000 + virtual bool gate(function *) { return gate_stackleak_track_stack(); } + virtual unsigned int execute(function *) { return execute_stackleak_final(); } +#else + bool gate() { return gate_stackleak_track_stack(); } + unsigned int execute() { return execute_stackleak_final(); } +#endif +}; +} + +static opt_pass *make_stackleak_tree_instrument_pass(void) +{ + return new stackleak_tree_instrument_pass(); +} + +static opt_pass *make_stackleak_final_rtl_opt_pass(void) +{ + return new stackleak_final_rtl_opt_pass(); +} +#else +static struct opt_pass *make_stackleak_tree_instrument_pass(void) +{ + return &stackleak_tree_instrument_pass.pass; +} + +static struct opt_pass *make_stackleak_final_rtl_opt_pass(void) +{ + return &stackleak_final_rtl_opt_pass.pass; +} +#endif + +int plugin_init(struct plugin_name_args *plugin_info, struct plugin_gcc_version *version) +{ + const char * const plugin_name = plugin_info->base_name; + const int argc = plugin_info->argc; + const struct plugin_argument * const argv = plugin_info->argv; + int i; + struct register_pass_info stackleak_tree_instrument_pass_info; + struct register_pass_info stackleak_final_pass_info; + static const struct ggc_root_tab gt_ggc_r_gt_stackleak[] = { + { + .base = &track_function_decl, + .nelt = 1, + .stride = sizeof(track_function_decl), + .cb = >_ggc_mx_tree_node, + .pchw = >_pch_nx_tree_node + }, + { + .base = &check_function_decl, + .nelt = 1, + .stride = sizeof(check_function_decl), + .cb = >_ggc_mx_tree_node, + .pchw = >_pch_nx_tree_node + }, + LAST_GGC_ROOT_TAB + }; + + stackleak_tree_instrument_pass_info.pass = make_stackleak_tree_instrument_pass(); +// stackleak_tree_instrument_pass_info.reference_pass_name = "tree_profile"; + stackleak_tree_instrument_pass_info.reference_pass_name = "optimized"; + stackleak_tree_instrument_pass_info.ref_pass_instance_number = 1; + stackleak_tree_instrument_pass_info.pos_op = PASS_POS_INSERT_BEFORE; + + stackleak_final_pass_info.pass = make_stackleak_final_rtl_opt_pass(); + stackleak_final_pass_info.reference_pass_name = "final"; + stackleak_final_pass_info.ref_pass_instance_number = 1; + stackleak_final_pass_info.pos_op = PASS_POS_INSERT_BEFORE; + + if (!plugin_default_version_check(version, &gcc_version)) { + error(G_("incompatible gcc/plugin versions")); + return 1; + } + + register_callback(plugin_name, PLUGIN_INFO, NULL, &stackleak_plugin_info); + + for (i = 0; i < argc; ++i) { + if (!strcmp(argv[i].key, "track-lowest-sp")) { + if (!argv[i].value) { + error(G_("no value supplied for option '-fplugin-arg-%s-%s'"), plugin_name, argv[i].key); + continue; + } + track_frame_size = atoi(argv[i].value); + if (argv[i].value[0] < '0' || argv[i].value[0] > '9' || track_frame_size < 0) + error(G_("invalid option argument '-fplugin-arg-%s-%s=%s'"), plugin_name, argv[i].key, argv[i].value); + continue; + } + if (!strcmp(argv[i].key, "initialize-locals")) { + if (argv[i].value) { + error(G_("invalid option argument '-fplugin-arg-%s-%s=%s'"), plugin_name, argv[i].key, argv[i].value); + continue; + } + init_locals = true; + continue; + } + error(G_("unkown option '-fplugin-arg-%s-%s'"), plugin_name, argv[i].key); + } + + register_callback(plugin_name, PLUGIN_START_UNIT, &stackleak_start_unit, NULL); + register_callback(plugin_name, PLUGIN_REGISTER_GGC_ROOTS, NULL, (void *)>_ggc_r_gt_stackleak); + register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &stackleak_tree_instrument_pass_info); + register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &stackleak_final_pass_info); + + return 0; +} diff --git a/tools/gcc/structleak_plugin.c b/tools/gcc/structleak_plugin.c new file mode 100644 index 0000000..c39261d --- /dev/null +++ b/tools/gcc/structleak_plugin.c @@ -0,0 +1,290 @@ +/* + * Copyright 2013-2015 by PaX Team <pageexec@freemail.hu> + * Licensed under the GPL v2 + * + * Note: the choice of the license means that the compilation process is + * NOT 'eligible' as defined by gcc's library exception to the GPL v3, + * but for the kernel it doesn't matter since it doesn't link against + * any of the gcc libraries + * + * gcc plugin to forcibly initialize certain local variables that could + * otherwise leak kernel stack to userland if they aren't properly initialized + * by later code + * + * Homepage: http://pax.grsecurity.net/ + * + * Usage: + * $ # for 4.5/4.6/C based 4.7 + * $ gcc -I`gcc -print-file-name=plugin`/include -I`gcc -print-file-name=plugin`/include/c-family -fPIC -shared -O2 -o structleak_plugin.so structleak_plugin.c + * $ # for C++ based 4.7/4.8+ + * $ g++ -I`g++ -print-file-name=plugin`/include -I`g++ -print-file-name=plugin`/include/c-family -fPIC -shared -O2 -o structleak_plugin.so structleak_plugin.c + * $ gcc -fplugin=./structleak_plugin.so test.c -O2 + * + * TODO: eliminate redundant initializers + * increase type coverage + */ + +#include "gcc-common.h" + +// unused C type flag in all versions 4.5-6 +#define TYPE_USERSPACE(TYPE) TYPE_LANG_FLAG_5(TYPE) + +int plugin_is_GPL_compatible; + +static struct plugin_info structleak_plugin_info = { + .version = "201512150035", + .help = "disable\tdo not activate plugin\n", +}; + +static tree handle_user_attribute(tree *node, tree name, tree args, int flags, bool *no_add_attrs) +{ + *no_add_attrs = true; + + // check for types? for now accept everything linux has to offer + if (TREE_CODE(*node) != FIELD_DECL) + return NULL_TREE; + + *no_add_attrs = false; + return NULL_TREE; +} + +static struct attribute_spec user_attr = { + .name = "user", + .min_length = 0, + .max_length = 0, + .decl_required = false, + .type_required = false, + .function_type_required = false, + .handler = handle_user_attribute, +#if BUILDING_GCC_VERSION >= 4007 + .affects_type_identity = true +#endif +}; + +static void register_attributes(void *event_data, void *data) +{ + register_attribute(&user_attr); +// register_attribute(&force_attr); +} + +static tree get_field_type(tree field) +{ + return strip_array_types(TREE_TYPE(field)); +} + +static bool is_userspace_type(tree type) +{ + tree field; + + for (field = TYPE_FIELDS(type); field; field = TREE_CHAIN(field)) { + tree fieldtype = get_field_type(field); + enum tree_code code = TREE_CODE(fieldtype); + + if (code == RECORD_TYPE || code == UNION_TYPE) + if (is_userspace_type(fieldtype)) + return true; + + if (lookup_attribute("user", DECL_ATTRIBUTES(field))) + return true; + } + return false; +} + +static void finish_type(void *event_data, void *data) +{ + tree type = (tree)event_data; + + if (type == NULL_TREE || type == error_mark_node) + return; + +#if BUILDING_GCC_VERSION >= 5000 + if (TREE_CODE(type) == ENUMERAL_TYPE) + return; +#endif + + if (TYPE_USERSPACE(type)) + return; + + if (is_userspace_type(type)) + TYPE_USERSPACE(type) = 1; +} + +static void initialize(tree var) +{ + basic_block bb; + gimple_stmt_iterator gsi; + tree initializer; + gimple init_stmt; + + // this is the original entry bb before the forced split + bb = single_succ(ENTRY_BLOCK_PTR_FOR_FN(cfun)); + + // first check if the variable is already initialized, warn otherwise + for (gsi = gsi_start_bb(bb); !gsi_end_p(gsi); gsi_next(&gsi)) { + gimple stmt = gsi_stmt(gsi); + tree rhs1; + + // we're looking for an assignment of a single rhs... + if (!gimple_assign_single_p(stmt)) + continue; + rhs1 = gimple_assign_rhs1(stmt); +#if BUILDING_GCC_VERSION >= 4007 + // ... of a non-clobbering expression... + if (TREE_CLOBBER_P(rhs1)) + continue; +#endif + // ... to our variable... + if (gimple_get_lhs(stmt) != var) + continue; + // if it's an initializer then we're good + if (TREE_CODE(rhs1) == CONSTRUCTOR) + return; + } + + // these aren't the 0days you're looking for +// inform(DECL_SOURCE_LOCATION(var), "userspace variable will be forcibly initialized"); + + // build the initializer expression + initializer = build_constructor(TREE_TYPE(var), NULL); + + // build the initializer stmt + init_stmt = gimple_build_assign(var, initializer); + gsi = gsi_after_labels(single_succ(ENTRY_BLOCK_PTR_FOR_FN(cfun))); + gsi_insert_before(&gsi, init_stmt, GSI_NEW_STMT); + update_stmt(init_stmt); +} + +static unsigned int handle_function(void) +{ + basic_block bb; + unsigned int ret = 0; + tree var; + unsigned int i; + + // split the first bb where we can put the forced initializers + gcc_assert(single_succ_p(ENTRY_BLOCK_PTR_FOR_FN(cfun))); + bb = single_succ(ENTRY_BLOCK_PTR_FOR_FN(cfun)); + if (!single_pred_p(bb)) { +// gcc_assert(bb_loop_depth(bb) || (bb->flags & BB_IRREDUCIBLE_LOOP)); + split_edge(single_succ_edge(ENTRY_BLOCK_PTR_FOR_FN(cfun))); + gcc_assert(single_succ_p(ENTRY_BLOCK_PTR_FOR_FN(cfun))); + } + + // enumarate all local variables and forcibly initialize our targets + FOR_EACH_LOCAL_DECL(cfun, i, var) { + tree type = TREE_TYPE(var); + + gcc_assert(DECL_P(var)); + if (!auto_var_in_fn_p(var, current_function_decl)) + continue; + + // only care about structure types + if (TREE_CODE(type) != RECORD_TYPE && TREE_CODE(type) != UNION_TYPE) + continue; + + // if the type is of interest, examine the variable + if (TYPE_USERSPACE(type)) + initialize(var); + } + + return ret; +} + +#if BUILDING_GCC_VERSION >= 4009 +namespace { +static const struct pass_data structleak_pass_data = { +#else +static struct gimple_opt_pass structleak_pass = { + .pass = { +#endif + .type = GIMPLE_PASS, + .name = "structleak", +#if BUILDING_GCC_VERSION >= 4008 + .optinfo_flags = OPTGROUP_NONE, +#endif +#if BUILDING_GCC_VERSION >= 5000 +#elif BUILDING_GCC_VERSION == 4009 + .has_gate = false, + .has_execute = true, +#else + .gate = NULL, + .execute = handle_function, + .sub = NULL, + .next = NULL, + .static_pass_number = 0, +#endif + .tv_id = TV_NONE, + .properties_required = PROP_cfg, + .properties_provided = 0, + .properties_destroyed = 0, + .todo_flags_start = 0, + .todo_flags_finish = TODO_verify_il | TODO_verify_ssa | TODO_verify_stmts | TODO_dump_func | TODO_remove_unused_locals | TODO_update_ssa | TODO_ggc_collect | TODO_verify_flow +#if BUILDING_GCC_VERSION < 4009 + } +#endif +}; + +#if BUILDING_GCC_VERSION >= 4009 +class structleak_pass : public gimple_opt_pass { +public: + structleak_pass() : gimple_opt_pass(structleak_pass_data, g) {} +#if BUILDING_GCC_VERSION >= 5000 + virtual unsigned int execute(function *) { return handle_function(); } +#else + unsigned int execute() { return handle_function(); } +#endif +}; +} + +static opt_pass *make_structleak_pass(void) +{ + return new structleak_pass(); +} +#else +static struct opt_pass *make_structleak_pass(void) +{ + return &structleak_pass.pass; +} +#endif + +int plugin_init(struct plugin_name_args *plugin_info, struct plugin_gcc_version *version) +{ + int i; + const char * const plugin_name = plugin_info->base_name; + const int argc = plugin_info->argc; + const struct plugin_argument * const argv = plugin_info->argv; + bool enable = true; + struct register_pass_info structleak_pass_info; + + structleak_pass_info.pass = make_structleak_pass(); + structleak_pass_info.reference_pass_name = "ssa"; + structleak_pass_info.ref_pass_instance_number = 1; + structleak_pass_info.pos_op = PASS_POS_INSERT_AFTER; + + if (!plugin_default_version_check(version, &gcc_version)) { + error(G_("incompatible gcc/plugin versions")); + return 1; + } + + if (strncmp(lang_hooks.name, "GNU C", 5) && !strncmp(lang_hooks.name, "GNU C+", 6)) { + inform(UNKNOWN_LOCATION, G_("%s supports C only, not %s"), plugin_name, lang_hooks.name); + enable = false; + } + + for (i = 0; i < argc; ++i) { + if (!strcmp(argv[i].key, "disable")) { + enable = false; + continue; + } + error(G_("unkown option '-fplugin-arg-%s-%s'"), plugin_name, argv[i].key); + } + + register_callback(plugin_name, PLUGIN_INFO, NULL, &structleak_plugin_info); + if (enable) { + register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &structleak_pass_info); + register_callback(plugin_name, PLUGIN_FINISH_TYPE, finish_type, NULL); + } + register_callback(plugin_name, PLUGIN_ATTRIBUTES, register_attributes, NULL); + + return 0; +} diff --git a/tools/include/linux/compiler.h b/tools/include/linux/compiler.h index 9098083..18f0454 100644 --- a/tools/include/linux/compiler.h +++ b/tools/include/linux/compiler.h @@ -39,6 +39,14 @@ # define unlikely(x) __builtin_expect(!!(x), 0) #endif +#ifndef __size_overflow +# define __size_overflow(...) +#endif + +#ifndef __intentional_overflow +# define __intentional_overflow(...) +#endif + #define ACCESS_ONCE(x) (*(volatile typeof(x) *)&(x)) #include <linux/types.h> diff --git a/tools/lib/api/Makefile b/tools/lib/api/Makefile index fe1b02c..a5eae4a 100644 --- a/tools/lib/api/Makefile +++ b/tools/lib/api/Makefile @@ -16,7 +16,7 @@ MAKEFLAGS += --no-print-directory LIBFILE = $(OUTPUT)libapi.a CFLAGS := $(EXTRA_WARNINGS) $(EXTRA_CFLAGS) -CFLAGS += -ggdb3 -Wall -Wextra -std=gnu99 -Werror -O6 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fPIC +CFLAGS += -ggdb3 -Wall -Wextra -std=gnu99 -Werror -O6 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $(EXTRA_WARNINGS) $(EXTRA_CFLAGS) -fPIC CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 RM = rm -f diff --git a/tools/perf/util/include/asm/alternative-asm.h b/tools/perf/util/include/asm/alternative-asm.h index 3a3a0f1..6cf679d 100644 --- a/tools/perf/util/include/asm/alternative-asm.h +++ b/tools/perf/util/include/asm/alternative-asm.h @@ -6,4 +6,7 @@ #define altinstruction_entry # #define ALTERNATIVE_2 # + .macro pax_force_retaddr rip=0, reload=0 + .endm + #endif diff --git a/tools/virtio/linux/uaccess.h b/tools/virtio/linux/uaccess.h index 0a578fe..b81f62d 100644 --- a/tools/virtio/linux/uaccess.h +++ b/tools/virtio/linux/uaccess.h @@ -13,7 +13,7 @@ static inline void __chk_user_ptr(const volatile void *p, size_t size) ({ \ typeof(ptr) __pu_ptr = (ptr); \ __chk_user_ptr(__pu_ptr, sizeof(*__pu_ptr)); \ - ACCESS_ONCE(*(__pu_ptr)) = x; \ + ACCESS_ONCE_RW(*(__pu_ptr)) = x; \ 0; \ }) diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 8db1d93..3233dee 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -90,12 +90,17 @@ LIST_HEAD(vm_list); static cpumask_var_t cpus_hardware_enabled; static int kvm_usage_count; -static atomic_t hardware_enable_failed; +static atomic_unchecked_t hardware_enable_failed; struct kmem_cache *kvm_vcpu_cache; EXPORT_SYMBOL_GPL(kvm_vcpu_cache); -static __read_mostly struct preempt_ops kvm_preempt_ops; +static void kvm_sched_in(struct preempt_notifier *pn, int cpu); +static void kvm_sched_out(struct preempt_notifier *pn, struct task_struct *next); +static struct preempt_ops kvm_preempt_ops = { + .sched_in = kvm_sched_in, + .sched_out = kvm_sched_out, +}; struct dentry *kvm_debugfs_dir; EXPORT_SYMBOL_GPL(kvm_debugfs_dir); @@ -839,7 +844,7 @@ int __kvm_set_memory_region(struct kvm *kvm, /* We can read the guest memory with __xxx_user() later on. */ if ((id < KVM_USER_MEM_SLOTS) && ((mem->userspace_addr & (PAGE_SIZE - 1)) || - !access_ok(VERIFY_WRITE, + !access_ok_noprefault(VERIFY_WRITE, (void __user *)(unsigned long)mem->userspace_addr, mem->memory_size))) goto out; @@ -1894,9 +1899,17 @@ EXPORT_SYMBOL_GPL(kvm_read_guest_cached); int kvm_clear_guest_page(struct kvm *kvm, gfn_t gfn, int offset, int len) { - const void *zero_page = (const void *) __va(page_to_phys(ZERO_PAGE(0))); + int r; + unsigned long addr; - return kvm_write_guest_page(kvm, gfn, zero_page, offset, len); + addr = gfn_to_hva(kvm, gfn); + if (kvm_is_error_hva(addr)) + return -EFAULT; + r = __clear_user((void __user *)addr + offset, len); + if (r) + return -EFAULT; + mark_page_dirty(kvm, gfn); + return 0; } EXPORT_SYMBOL_GPL(kvm_clear_guest_page); @@ -2227,7 +2240,7 @@ static int kvm_vcpu_release(struct inode *inode, struct file *filp) return 0; } -static struct file_operations kvm_vcpu_fops = { +static file_operations_no_const kvm_vcpu_fops __read_only = { .release = kvm_vcpu_release, .unlocked_ioctl = kvm_vcpu_ioctl, #ifdef CONFIG_KVM_COMPAT @@ -2942,7 +2955,7 @@ out: } #endif -static struct file_operations kvm_vm_fops = { +static file_operations_no_const kvm_vm_fops __read_only = { .release = kvm_vm_release, .unlocked_ioctl = kvm_vm_ioctl, #ifdef CONFIG_KVM_COMPAT @@ -3013,7 +3026,7 @@ out: return r; } -static struct file_operations kvm_chardev_ops = { +static file_operations_no_const kvm_chardev_ops __read_only = { .unlocked_ioctl = kvm_dev_ioctl, .compat_ioctl = kvm_dev_ioctl, .llseek = noop_llseek, @@ -3039,7 +3052,7 @@ static void hardware_enable_nolock(void *junk) if (r) { cpumask_clear_cpu(cpu, cpus_hardware_enabled); - atomic_inc(&hardware_enable_failed); + atomic_inc_unchecked(&hardware_enable_failed); pr_info("kvm: enabling virtualization on CPU%d failed\n", cpu); } } @@ -3094,10 +3107,10 @@ static int hardware_enable_all(void) kvm_usage_count++; if (kvm_usage_count == 1) { - atomic_set(&hardware_enable_failed, 0); + atomic_set_unchecked(&hardware_enable_failed, 0); on_each_cpu(hardware_enable_nolock, NULL, 1); - if (atomic_read(&hardware_enable_failed)) { + if (atomic_read_unchecked(&hardware_enable_failed)) { hardware_disable_all_nolock(); r = -EBUSY; } @@ -3561,7 +3574,7 @@ int kvm_init(void *opaque, unsigned vcpu_size, unsigned vcpu_align, if (!vcpu_align) vcpu_align = __alignof__(struct kvm_vcpu); kvm_vcpu_cache = kmem_cache_create("kvm_vcpu", vcpu_size, vcpu_align, - 0, NULL); + SLAB_USERCOPY, NULL); if (!kvm_vcpu_cache) { r = -ENOMEM; goto out_free_3; @@ -3571,9 +3584,11 @@ int kvm_init(void *opaque, unsigned vcpu_size, unsigned vcpu_align, if (r) goto out_free; + pax_open_kernel(); kvm_chardev_ops.owner = module; kvm_vm_fops.owner = module; kvm_vcpu_fops.owner = module; + pax_close_kernel(); r = misc_register(&kvm_dev); if (r) { @@ -3583,9 +3598,6 @@ int kvm_init(void *opaque, unsigned vcpu_size, unsigned vcpu_align, register_syscore_ops(&kvm_syscore_ops); - kvm_preempt_ops.sched_in = kvm_sched_in; - kvm_preempt_ops.sched_out = kvm_sched_out; - r = kvm_init_debug(); if (r) { pr_err("kvm: create debugfs files failed\n");